1 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2 Vladimir Yanovsky <yanov@il.ibm.com>
3 Revital Eres <eres@il.ibm.com>
4 Andrey Belevantsev <abel@ispras.ru>
6 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8 * modulo-sched.c: Add documentation regarding do-loop.
9 (doloop_register_get): Change number of arguments to support
10 the new do-loop pattern and check whether COUNT_REG has no other
11 occurences in the loop besides in the control part.
12 (duplicate_insns_of_cycles): Do not duplicate the insn which
13 changes count_reg as it is already adjusted.
14 (generate_prolog_epilog): New argument to support the new
15 do-loop pattern. Change the subtract instruction to use
16 expand_simple_binop. Call duplicate_insns_of_cycles with new
18 (sms_schedule): Call doloop_register_get and
19 generate_prolog_epilog with new argument. Do not handle loops
20 with single sets insns with subreg in their lhs.
21 * loop-doloop.c (doloop_optimize): Support for another do-loop
23 (doloop_condition_get): Gets an instruction instead of a pattern
24 and change the return condition when the do-loop pattern is
26 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
27 deps when considering to not create edges.
29 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
31 * doc/extend.texi (gnu_inline funtion attribute): Document C++
34 2007-08-27 Jason Merrill <jason@redhat.com>
37 * gimplify.c (gimplify_modify_expr): Discard the assignment of
38 zero-sized types after calling gimplify_modify_expr_rhs.
40 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
42 * regclass.c (init_reg_autoinc): Fix typo.
44 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
46 Fix PR tree-optimization/33173
47 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
49 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
52 * config/i386/i386.h (VALID_DFP_MODE_P): New.
53 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
56 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
57 David Ung <davidu@mips.com>
58 Nigel Stephens <nigel@mips.com>
60 Separate target-specific initialization from general
61 back-end initialization.
63 * toplev.c (init_alignments): New, split out from...
64 (process_options): ...here.
65 (backend_init_target): New, split out from...
66 (backend_init): ...here.
67 (lang_dependent_init_target): New, split out from...
68 (lang_dependent_init): ...here.
70 * toplev.h (target_reinit): Declare.
71 * expr.c (init_expr_target): Renamed from init_expr_once, since it
72 now can be called more than once. Update comments.
73 * expr.h (init_expr_target): Likewise.
74 * alias.c (init_alias_target): Renamed from init_alias_once, since it
75 now can be called more than once. Explicitly zero
76 static_reg_base_value.
77 * emit-rtl.c (init_emit_regs): New, split out from...
78 (init_emit_once): Here.
79 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
80 non-const, so that changes from command-line arguments can overwrite
81 values provided by the static initializers.
82 (initial_call_really_used_regs): New, used similarly to the above.
83 (initial_reg_names): Likewise.
84 (last_mode_for_init_move_cost): Promoted function-local static to
85 file-scope static to make it accessible outside init_move_cost.
86 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
87 Do not initialize inv_reg_alloc_order yet, either. Do initialize
88 reg_names since it is needed for parsing command-line options.
89 (init_move_cost): Use last_mode_for_init_move_cost instead of
90 function-local static.
91 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
92 call_really_used_regs now. Reinitialize reg_names. Also
93 initialize inv_reg_alloc_order. Zero reg_class_subunion and
94 reg_class_superunion. Clear losing_caller_save_reg_set.
95 Preserve global registers if called more than once. Reset
96 move cost, may_move_in_cost, may_move_out_cost, and
97 last_mode_for_init_move_cost.
98 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
99 can now be invoked more than once. Update comments.
100 (init_regs): Update comments.
101 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
102 and initial_call_really_used_regs, instead of the non-initial
103 variables. This allows us to save the command-line register settings
104 after target reinitialization.
105 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
106 * rtl.h (init_emit_regs): Declare.
107 (init_reg_modes_target, init_alias_target): Renamed as described
109 * reload1.c (init_reload): Update comments.
110 * optabs.c (init_optabs): Likewise.
111 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
113 2007-08-26 Chao-ying Fu <fu@mips.com>
115 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
118 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * alias.c (memory_modified_1, memory_modified_in_insn_p):
122 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
124 * bb-reorder.c (copy_bb_p): Likewise.
125 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
126 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
127 block_ends_with_condjump_p): Likewise.
128 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
129 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
130 block_ends_with_condjump_p): Likewise.
131 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
132 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
133 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
134 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
135 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
136 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
137 debug_true_const_tree instad of debug_true_tree.
138 * debug.c (do_nothing_debug_hooks): Likewise.
139 * debug.h (ignore_block, debug_true_const_tree): Constify.
140 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
141 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
142 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
143 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
144 dbx_reg_number, is_based_loc, field_type,
145 simple_type_align_in_bits, simple_decl_align_in_bits,
146 simple_type_size_in_bits, field_byte_offset, insert_float,
147 type_tag, member_declared_type, is_redundant_typedef,
148 secname_for_decl, is_inlined_entry_point): Likewise.
149 * emit-rtl.c (const_next_insn, const_previous_insn,
150 const_next_nonnote_insn, const_prev_nonnote_insn,
151 const_next_real_insn, const_prev_real_insn,
152 const_next_active_insn, const_prev_active_insn, const_next_label,
153 const_prev_label): Likewise.
154 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
156 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
157 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
158 sched_insn_is_legitimate_for_speculation_p): Likewise.
159 * jump.c (reversed_comparison_code_parts,
160 reversed_comparison_code, reversed_comparison, condjump_label):
162 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
163 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
165 * rtl.h (const_previous_insn, const_next_insn,
166 const_prev_nonnote_insn, const_next_nonnote_insn,
167 const_prev_real_insn, const_next_real_insn,
168 const_prev_active_insn, const_next_active_insn, const_prev_label,
169 const_next_label, modified_between_p, modified_in_p,
170 const_note_storeskeep_with_call_p, condjump_label,
171 reversed_comparison, reversed_comparison_code,
172 reversed_comparison_code_parts, memory_modified_in_insn_p,
173 stack_regs_mentioned): Likewise.
174 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
175 keep_with_call_p): Likewise.
176 * sched-deps.c (deps_may_trap_p, sched_get_condition,
177 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
178 sd_lists_size, sd_lists_empty_p): Likewise.
179 * sched-int.h (sched_insns_conditions_mutex_p,
180 haifa_classify_insn, no_real_insns_p,
181 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
182 sd_lists_size, sd_lists_empty_p): Likewise.
183 * sdbout.c (sdb_debug_hooks): Likewise.
184 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
185 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
186 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
188 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
189 tree_can_throw_internal): Likewise.
190 * tree-flow-inline.h (phi_nodes): Likewise.
191 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
192 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
193 * tree-gimple.c (const_get_call_expr_in): Likewise.
194 * tree-gimple.h (const_get_call_expr_in): Likewise.
195 * tree.c (const_lookup_attribute, attribute_list_equal,
196 attribute_list_contained): Likewise.
197 * tree.h (attribute_list_equal, attribute_list_contained,
198 const_lookup_attribute): Likewise.
199 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
201 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
203 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
204 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
206 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
209 * config/alpha/constraints.md: Delete "svn:mime-type" property
210 with svn propdel "svn:mime-type".
212 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
215 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
216 non NOTE insn doesn't cross basic block.
217 (noce_try_abs): Likewise.
218 (noce_process_if_block): Likewise.
220 2007-08-26 David Edelsohn <edelsohn@gnu.org>
223 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
224 operand without auto-inc-dec.
225 * config/rs6000/rs6000.md (floatsidf2_internal): Use
226 offsettable_mem_operand.
227 (floatunssidf2_internal): Same.
228 (fix_truncdfsi2_internal): Same.
229 (floatsidf_ppc64): Same.
230 (floatunssidf_ppc64): Same.
231 (fix_trunctfsi2_internal): Same.
233 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
236 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
237 pass defines needed for version.c.
239 2007-08-25 Joseph Myers <joseph@codesourcery.com>
241 * configure.ac (--debug-prefix-map check): Change assembler
242 version presumed to have feature to 2.18.
243 * configure: Regenerate.
245 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * c-common.c (vector_types_convertible_p,
248 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
249 self_promoting_args_p): Constify.
250 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
251 c_promoting_integer_type_p, self_promoting_args_p,
252 anon_aggr_type_p, vector_types_convertible_p): Likewise.
253 * c-decl.c (anon_aggr_type_p): Likewise.
254 * * c-dump.c (dump_stmt): Likewise.
255 * c-objc-common.c (has_c_linkage): Likewise.
256 * c-tree.h (same_translation_unit_p): Likewise.
257 * c-typeck.c (null_pointer_constant_p,
258 tagged_types_tu_compatible_p, function_types_compatible_p,
259 type_lists_compatible_p, lvalue_or_else, lvalue_p,
260 comptypes_internal, struct tagged_tu_seen_cache,
261 same_translation_unit_p, alloc_tagged_tu_seen_cache,
262 c_size_in_bytes): Likewise.
263 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
264 hash_ptr, eq_ptr): Likewise.
265 * langhooks-def.h (lhd_decl_ok_for_sibcall,
266 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
267 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
268 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
270 * optabs.c (optab_for_tree_code): Likewise.
271 * optabs.h (optab_for_tree_code): Likewise.
272 * rtl.h (simplify_rtx): Likewise.
273 * simplify-rtx.c (simplify_rtx): Likewise.
274 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
275 dump_flag, dump_node): Likewise.
276 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
277 queue_and_dump_type, dump_flag): Likewise.
278 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
279 * tree-pass.h (dump_node): Likewise.
280 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
281 supportable_narrowing_operation): Likewise.
282 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
283 supportable_narrowing_operation): Likewise.
284 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
285 is_negative_overflow_infinity, is_positive_overflow_infinity,
286 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
287 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
288 update_value_range, add_equivalence, ssa_name_nonnegative_p,
289 ssa_name_nonzero_p, fp_predicate): Likewise.
290 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
291 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
292 ssa_name_nonnegative_p): Likewise.
294 2007-08-25 Hans Kester <hans.kester@ellips.nl>
296 * config.gcc : Add x86_64-elf target.
298 2007-08-25 Jakub Jelinek <jakub@redhat.com>
300 * expr.c (store_expr): Fix order of store_by_pieces arguments.
302 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
303 Nigel Stephens <nigel@mips.com>
307 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
308 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
309 * expr.c (SET_BY_PIECES_P): Define.
310 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
311 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
312 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
314 * expr.h (SET_RATIO): Define.
315 (can_store_by_pieces, store_by_pieces): Update prototypes.
316 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
317 can_store_by_pieces/store_by_pieces.
318 (expand_builtin_memcpy_args): Likewise.
319 (expand_builtin_strncpy): Likewise.
320 (expand_builtin_memset_args): Likewise. Also remove special case
321 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
322 decide what to do instead.
323 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
324 to can_store_by_pieces.
326 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
327 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
329 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
330 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
331 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
332 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
333 (STORE_BY_PIECES_P): Define.
335 2007-08-24 Tom Tromey <tromey@redhat.com>
337 * varpool.c (varpool_last_needed_node): Fix comment typo.
338 * c-decl.c (duplicate_decls): Fix comment typo.
339 (clone_underlying_type): Update comment.
341 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
343 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
344 alpha_in_small_data_p, alpha_split_complex_arg,
345 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
347 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
348 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
350 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
351 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
352 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
353 * config/darwin.c (darwin_binds_local_p): Likewise.
354 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
356 * config/i386/i386-protos.h (i386_pe_binds_local_p,
357 i386_pe_valid_dllimport_attribute_p): Likewise.
358 * config/i386/i386.c (ix86_function_regparm,
359 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
360 x86_can_output_mi_thunk, ix86_mangle_type,
361 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
362 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
363 i386_pe_binds_local_p): Likewise.
365 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
366 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
367 ia64_invalid_conversion, ia64_invalid_unary_op,
368 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
370 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
371 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
372 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
373 * config/mips/mips.c (mips_use_blocks_for_constant_p,
374 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
375 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
376 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
377 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
378 * config/pa/pa.c (pa_commutative_p): Likewise.
379 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
381 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
382 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
383 rs6000_use_blocks_for_constant_p,
384 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
385 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
386 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
387 * config/s390/s390.c (s390_mangle_type,
388 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
390 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
391 th_in_small_data_p): Likewise.
392 * config/sh/sh.c (sh_ms_bitfield_layout_p,
393 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
395 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
396 sparc_mangle_type): Likewise.
397 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
398 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
399 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
401 * hooks.c (hook_bool_mode_const_rtx_false,
402 hook_bool_mode_const_rtx_true,
403 hook_bool_const_tree_hwi_hwi_const_tree_false,
404 hook_bool_const_tree_hwi_hwi_const_tree_true,
405 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
406 hook_constcharptr_const_tree_null,
407 hook_constcharptr_const_rtx_null,
408 hook_constcharptr_const_tree_const_tree_null,
409 hook_constcharptr_int_const_tree_null,
410 hook_constcharptr_int_const_tree_const_tree_null): New.
411 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
412 hook_bool_tree_hwi_hwi_tree_false,
413 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
414 hook_int_tree_tree_1, hook_constcharptr_tree_null,
415 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
416 hook_constcharptr_int_tree_null,
417 hook_constcharptr_int_tree_tree_null): Delete.
418 (default_can_output_mi_thunk_no_vcall): Constify.
419 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
420 hook_bool_tree_hwi_hwi_tree_false,
421 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
422 hook_int_tree_tree_1, hook_constcharptr_tree_null,
423 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
424 hook_constcharptr_int_tree_null,
425 hook_constcharptr_int_tree_tree_null): Delete.
426 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
427 hook_bool_const_tree_hwi_hwi_const_tree_false,
428 hook_bool_const_tree_hwi_hwi_const_tree_true,
429 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
430 hook_constcharptr_const_tree_null,
431 hook_constcharptr_const_rtx_null,
432 hook_constcharptr_const_tree_const_tree_null,
433 hook_constcharptr_int_const_tree_null,
434 hook_constcharptr_int_const_tree_const_tree_null): New.
435 (default_can_output_mi_thunk_no_vcall): Constify.
436 * integrate.c (function_attribute_inlinable_p): Likewise.
437 * integrate.h (function_attribute_inlinable_p): Likewise.
438 * jump.c (rtx_renumbered_equal_p): Likewise.
439 * output.h (decl_readonly_section, categorize_decl_for_section,
440 default_use_anchors_for_symbol_p, default_binds_local_p,
441 default_binds_local_p_1): Likewise.
442 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
444 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
445 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
446 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
447 TARGET_COMP_TYPE_ATTRIBUTES,
448 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
449 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
450 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
451 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
452 TARGET_DWARF_CALLING_CONVENTION): Likewise.
453 * target.h (can_output_mi_thunk, needs_block_p,
454 first_cycle_multipass_dfa_lookahead_guard_spec,
455 vector_alignment_reachable, comp_type_attributes,
456 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
457 commutative_p, use_blocks_for_constant_p,
458 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
459 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
460 invalid_within_doloop, valid_dllimport_attribute_p,
461 split_complex_arg, invalid_arg_for_unprototyped_fn,
462 invalid_conversion, invalid_unary_op, invalid_binary_op):
464 * targhooks.c (default_invalid_within_doloop,
465 hook_invalid_arg_for_unprototyped_fn,
466 default_builtin_vector_alignment_reachable): Likewise.
467 (hook_bool_rtx_commutative_p): Delete.
468 (hook_bool_const_rtx_commutative_p): New.
469 * targhooks.h (default_invalid_within_doloop,
470 default_builtin_vector_alignment_reachable,
471 hook_invalid_arg_for_unprototyped_fn): Constify.
472 (hook_bool_rtx_commutative_p): Delete.
473 (hook_bool_const_rtx_commutative_p): New.
474 * varasm.c (bss_initializer_p, decl_default_tls_model,
475 categorize_decl_for_section, decl_readonly_section,
476 default_use_anchors_for_symbol_p, default_binds_local_p,
477 default_binds_local_p_1): Constify.
479 2007-08-24 Jie Zhang <jie.zhang@analog.com>
481 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
482 __NO_BUILTIN if -fno-builtin.
484 2007-08-24 Jie Zhang <jie.zhang@analog.com>
486 * config/bfin/bfin.c (print_operand): Report error instead of
487 ICE for wrong operand.
489 2007-08-24 Michael Matz <matz@suse.de>
491 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
493 2007-08-24 Richard Guenther <rguenther@suse.de>
496 * tree-ssa.c (useless_type_conversion_p): Split into a
497 recursive and a non-recursive part.
498 (useless_type_conversion_p_1): New function.
499 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
500 from maybe_fold_offset_to_reference is trivially convertible
501 to the desired type before doing the simplification.
503 2007-08-24 Jakub Jelinek <jakub@redhat.com>
505 * expr.c (store_expr): Optimize initialization of an array
507 * expr.h (builtin_strncpy_read_str): New prototype.
508 * builtins.c (builtin_strncpy_read_str): Remove prototype.
511 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
514 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
515 field when initializing if_info structure.
517 2007-08-24 Richard Guenther <rguenther@suse.de>
519 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
521 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
522 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
523 * tree-inline.c (inlinable_function_p): Fold in common parts of
524 the cannot_inline_tree_fn langhook.
525 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
526 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
527 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
528 cannot_inline_tree_fn langhook.
529 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
530 cannot_inline_tree_fn member.
532 2007-08-24 Richard Guenther <rguenther@suse.de>
534 * expr.c (get_inner_reference): Do computation of bitoffset
535 from offset in a way we can detect overflow reliably.
537 2007-08-24 Jie Zhang <jie.zhang@analog.com>
539 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
541 2007-08-24 Jie Zhang <jie.zhang@analog.com>
543 * config/bfin/bfin.opt (mfast-fp): Add.
544 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
545 libbffastfp override libgcc if -mfast-fp.
546 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
547 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
548 (Blackfin Options): Document -mfast-fp.
550 2007-08-24 Jakub Jelinek <jakub@redhat.com>
552 PR tree-optimization/32573
554 * tree-data-ref.c (initialize_data_dependence_relation): Clear
555 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
556 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
557 (build_classic_dist_vector): Return false rather than true if
558 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
559 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
560 returned false. Don't call save_dist_v before calling
561 build_classic_dist_vector_1.
562 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
563 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
564 DDR_DIR_VECTS vectors.
566 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
568 * configure.ac (leb128): Modify sed statement to work with any binutils
570 * configure: Regenerate
572 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
574 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
575 Wrap in RTX_CODE macro guard.
576 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
577 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
578 arm_mark_dllimport, arm_pe_encode_section_info,
579 arm_pe_unique_section): Use ISO-C function declarations.
580 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
581 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
582 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
584 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
585 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
587 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
589 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
590 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
591 (register_move_cost): Use ISO-C function declarations.
592 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
593 * config/score/score-protos.h (score_declare_object): Add
595 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
597 * final.c (profile_function): Avoid empty if-bodies.
600 * calls.c (must_pass_in_stack_var_size,
601 must_pass_in_stack_var_size_or_pad): Constify.
602 * config/alpha/alpha-protos.h (function_value): Likewise.
603 * config/alpha/alpha.c (alpha_return_in_memory,
604 alpha_pass_by_reference, function_value,
605 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
606 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
608 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
609 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
610 TARGET_PROMOTE_PROTOTYPES): Likewise.
611 * config/arm/arm-protos.h (arm_return_in_memory,
612 arm_pad_arg_upward, arm_function_value): Likewise.
613 * config/arm/arm.c (arm_pass_by_reference,
614 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
615 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
616 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
618 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
619 * config/avr/avr-protos.h (avr_function_value): Likewise.
620 * config/avr/avr.c (avr_return_in_memory,
621 gas_output_limited_string, gas_output_ascii, avr_function_value,
622 avr_return_in_memory): Likewise.
623 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
624 * config/bfin/bfin.c (bfin_pass_by_reference,
625 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
626 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
628 * config/cris/cris.c (cris_pass_by_reference,
629 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
630 * config/crx/crx.c (crx_return_in_memory): Likewise.
631 * config/darwin.c (function_base, machopic_function_base_name):
633 * config/fr30/fr30.c (fr30_must_pass_in_stack,
634 TARGET_PROMOTE_PROTOTYPES): Likewise.
635 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
636 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
637 * config/i386/i386-protos.h (ix86_return_in_memory,
638 ix86_sol10_return_in_memory): Likewise.
639 * config/i386/i386.c (ix86_function_value,
640 ix86_function_sseregparm, ix86_must_pass_in_stack,
641 type_natural_mode, classify_argument, examine_argument,
642 construct_container, ix86_pass_by_reference, function_value_32,
643 function_value_64, ix86_function_value_1, return_in_memory_32,
644 return_in_memory_64, return_in_memory_ms_64,
645 ix86_return_in_memory, ix86_sol10_return_in_memory,
646 TARGET_PROMOTE_PROTOTYPES): Likewise.
647 * config/ia64/ia64-protos.h (ia64_function_value,
648 ia64_hpux_function_arg_padding): Likewise.
649 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
650 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
651 ia64_hpux_function_arg_padding): Likewise.
652 * config/iq2000/iq2000-protos.h (function_arg,
653 iq2000_function_value): Likewise.
654 * config/iq2000/iq2000.c (iq2000_return_in_memory,
655 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
656 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
657 function_arg, iq2000_function_value): Likewise.
658 * config/m32c/m32c-protos.h (m32c_function_value,
659 m32c_promote_function_return): Likewise.
660 * config/m32c/m32c.c (m32c_pass_by_reference,
661 m32c_promote_prototypes, m32c_promote_function_return,
662 m32c_function_value): Likewise.
663 * config/m32r/m32r.c (m32r_return_in_memory,
664 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
665 m32r_in_small_data_p): Likewise.
666 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
668 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
669 m68hc11_function_arg_padding): Likewise.
670 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
671 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
672 m68k_function_value): Likewise.
673 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
674 mcore_function_value): Likewise.
675 * config/mcore/mcore.c (handle_structs_in_regs,
676 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
677 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
678 mcore_num_arg_regs, mcore_function_value): Likewise.
679 * config/mips/mips-protos.h (mips_pad_arg_upward,
680 mips_function_value): Likewise.
681 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
682 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
683 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
684 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
685 mips_function_value): Likewise.
686 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
688 * config/mmix/mmix.c (mmix_pass_by_reference,
689 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
690 mmix_encode_section_info): Likewise.
691 * config/mn10300/mn10300-protos.h (mn10300_function_value):
693 * config/mn10300/mn10300.c (mn10300_return_in_memory,
694 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
695 mn10300_function_value): Likewise.
696 * config/mt/mt-protos.h (mt_function_value): Likewise.
697 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
698 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
699 * config/pa/pa-protos.h (function_arg_padding, function_value,
700 pa_return_in_memory): Likewise.
701 * config/pa/pa.c (pa_pass_by_reference,
702 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
703 function_arg_padding, function_value, pa_return_in_memory):
705 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
706 * config/rs6000/rs6000-protos.h (rs6000_function_value,
707 function_arg_padding): Likewise.
708 * config/rs6000/rs6000.c (rs6000_return_in_memory,
709 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
710 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
711 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
712 function_arg_padding, altivec_expand_dst_builtin,
713 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
714 altivec_init_builtins, rs6000_common_init_builtins,
715 rs6000_function_value): Likewise.
716 * s390/s390-protos.h (s390_function_value): Likewise.
717 * config/s390/s390.c (s390_function_arg_size,
718 s390_pass_by_reference, s390_return_in_memory,
719 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
720 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
721 * config/score/score-protos.h (score_function_value): Likewise.
722 * config/score/score.c (score_arg_partial_bytes,
723 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
724 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
725 score_pass_by_reference, score_add_offset, score_function_value):
727 * config/sh/sh-protos.h (sh_attr_renesas_p,
728 sh_promote_prototypes): Likewise.
729 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
730 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
731 sh_attr_renesas_p): Likewise.
732 * config/sparc/sparc-protos.h (function_value,
733 function_arg_padding): Likewise.
734 * config/sparc/sparc.c (sparc_promote_prototypes,
735 sparc_return_in_memory, sparc_pass_by_reference,
736 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
737 function_arg_record_value_2, function_arg_record_value_1,
738 function_arg_record_value, function_arg_record_value,
739 function_arg_padding, function_value): Likewise.
740 * config/spu/spu-protos.h (spu_function_value): Likewise.
741 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
742 spu_function_value): Likewise.
743 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
745 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
746 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
747 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
749 * config/v850/v850.c (v850_return_in_memory,
750 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
751 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
752 * config/xtensa/xtensa.c (xtensa_return_in_msb,
753 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
754 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
756 * explow.c (promote_mode, hard_function_value): Likewise.
757 * expr.h (hard_function_value, promote_mode): Likewise.
758 * function.c (aggregate_value_p): Likewise.
759 * hooks.c (hook_bool_const_tree_true): New.
760 * hooks.h (hook_bool_const_tree_true): New.
761 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
762 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
763 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
764 TARGET_RETURN_IN_MSB): Likewise.
765 * target.h (promote_function_args, promote_function_return,
766 promote_prototypes, return_in_memory, return_in_msb,
767 pass_by_reference, must_pass_in_stack, callee_copies,
768 function_value): Likewise.
769 * targhooks.c (default_return_in_memory,
770 hook_pass_by_reference_must_pass_in_stack,
771 hook_callee_copies_named,
772 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
773 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
774 default_function_value): Likewise.
775 * targhooks.h (default_return_in_memory,
776 hook_pass_by_reference_must_pass_in_stack,
777 hook_callee_copies_named,
778 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
779 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
780 default_function_value): Likewise.
781 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
782 (equiv_class_label_hash, equiv_class_label_eq): Constify.
783 * tree-vectorizer.c (bb_in_loop_p): Likewise.
784 * tree.c (needs_to_live_in_memory): Likewise.
785 * tree.h (struct tree_type, needs_to_live_in_memory,
786 aggregate_value_p, must_pass_in_stack_var_size,
787 must_pass_in_stack_var_size_or_pad): Likewise.
788 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
789 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
790 lookup_filename): Likewise.
792 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
796 fake fcomi i387 instruction for !TARGET_CMOVE.
797 (ix86_expand_branch): Expand natural sequence with one jump for
798 all targets, not only TARGET_CMOVE.
799 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
800 pattern to implement fake fcomi sequence. Split instruction after
801 reload to correct compare sequences.
802 (*cmpfp_xf_cc): Ditto.
803 (*cmpfp_<mode>_cc): Ditto.
804 (*cmpfp_u_cc): Ditto.
805 (*cmpfp_<mode>_cc): Ditto.
807 2007-08-23 Richard Guenther <rguenther@suse.de>
809 * tree-pretty-print.c (dump_generic_node): Annotate
810 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
812 2007-08-23 Richard Guenther <rguenther@suse.de>
814 * builtins.c (expand_builtin_mathfn): Wrap argument in
815 save_expr directly instead of re-building the call.
816 (expand_builtin_mathfn_2): Likewise.
817 (expand_builtin_mathfn_3): Likewise.
818 (expand_builtin_interclass_mathfn): Likewise.
819 (expand_builtin_int_roundingfn): Set arg.
820 (expand_builtin_int_roundingfn_2): Likewise.
822 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
824 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
825 *sse_nand<mode>3, *sse_xor<mode>3): New.
827 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
829 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
830 * config/i386/i386.c (print_operand): Handle ';' code. Output
831 semicolon for TARGET_MACHO.
832 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
833 emit semicolon after 'lock' prefix.
834 (sync_double_compare_and_swap<mode>): Ditto.
835 (*sync_double_compare_and_swapdi_pic): Ditto.
836 (*sync_compare_and_swap_cc<mode>): Ditto.
837 (sync_double_compare_and_swap_cc<mode>): Ditto.
838 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
839 (sync_old_add<mode>): Ditto.
840 (sync_add<mode>): Ditto.
841 (sync_sub<mode>): Ditto.
842 (sync_ior<mode>): Ditto.
843 (sync_and<mode>): Ditto.
844 (sync_xor<mode>): Ditto.
846 2007-08-22 Chao-ying Fu <fu@mips.com>
848 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
850 (copy_rtx): Handle CONST_FIXED.
851 (rtx_equal_p): Likewise.
852 * rtl.h (fixed_value.h): New include.
853 (rtx_def): Add a new field of fixed_value to u.
854 (XCNMPFV): Define for accessing fixed_value.
855 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
857 * rtl.def (CONST_FIXED): New constant.
858 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
859 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
860 US_ASHIFT): New codes.
861 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
862 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
863 unsigned_fract_convert, unsigned_sat_fract): Document them.
864 * varasm.c (assemble_integer): Extend to support fixed-point constants
865 by using different machine classes.
866 (decode_addr_const): Handle FIXED_CST.
867 (const_hash_1): Likewise.
868 (compare_constant): Likewise.
869 (copy_constant): Likewise.
870 (const_rtx_hash_1): Handle CONST_FIXED.
871 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
872 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
874 (initializer_constant_valid_p): Handle FIXED_CST.
875 (output_constant): Support FIXED_POINT_TYPE.
876 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
877 * cse.c (hash_rtx): Support CONST_FIXED.
878 (exp_equiv_p): Likewise.
879 (cannon_reg): Likewise.
880 (fold_rtx): Likewise.
881 (equiv_constant): Likewise.
882 (cse_process_notes_1): Likewise.
883 (count_reg_usage): Likewise.
884 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
885 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
886 (wrap_constant): Check CONST_FIXED.
887 (cselib_hash_rtx): Support CONST_FIXED.
888 (cselib_subst_to_values): Likewise.
889 * df-scan.c (df_uses_record): Likewise.
890 * gcse.c (want_to_gcse_p): Likewise.
891 (oprs_unchanged_p): Likewise.
892 (oprs_not_set_p): Likewise.
893 (compute_transp): Likewise.
894 (extract_mentioned_regs_helper): Likewise.
895 * genemit.c (gen_exp): Likewise.
896 * local-alloc.c (equiv_init_varies_p): Likewise.
897 (contains_replace_regs): Likewise.
898 (memref_referenced_p): Likewise.
899 * loop-invariant.c (check_maybe_invariant): Likewise.
900 (hash_invariant_expr_1): Likewise.
901 (invariant_expr_equal_p): Likewise.
902 * postreload-gcse.c (oprs_unchanged_p): Likewise.
903 * regclass.c (reg_scan_mark_refs): Likewise.
904 * regrename.c (scan_rtx): Likewise.
905 * resource.c (mark_referenced_resources): Likewise.
906 (mark_set_resources): Likewise.
907 * rtlanal.c (rtx_unstable_p): Likewise.
908 (rtx_varies_p): Likewise.
909 (count_occurrences): Likewise.
910 (reg_mentioned_p): Likewise.
911 (modified_between_p): Likewise.
912 (modified_in_p): Likewise.
913 (volatile_insn_p): Likewise.
914 (volatile_refs_p): Likewise.
915 (side_effects_p): Likewise.
916 (may_trap_p_1): Likewise.
917 (inequality_comparisons_p): Likewise.
918 (computed_jump_p_1): Likewise.
919 (commutative_operand_precedence): Likewise.
920 * sched-deps.c (sched_analyze_2): Likewise.
921 * sched-vis.c (print_value): Likewise.
922 * reload.c (operands_match_p): Likewise.
923 (subst_reg_equivs): Likewise.
924 * reload1.c (eliminate_regs_1): Likewise.
925 (elimination_effects): Likewise.
926 (scan_paradoxical_subregs): Likewise.
927 * alias.c (rtx_equal_for_memref_p): Likewise.
928 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
929 * emit-rtl.c (const_fixed_htab): New hash table.
930 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
932 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
933 const_fixed_from_fixed_value): New functions.
934 (verify_rtx_sharing): Handle CONST_FIXED.
935 (copy_rtx_if_shared_1): Likewise.
936 (reset_used_flags): Likewise.
937 (set_used_flags): Likewise.
938 (copy_insn_1): Likewise.
939 (init_emit_once): Create const_fixed_htab.
940 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
942 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
944 PR tree-optimization/32949
945 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
946 before failing for ivs with non-constant step.
948 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
950 * doc/md.texi (Iterators): Renamed from Macros. All contents
951 changed to reflect rename of respectively define_code_macro and
952 define_mode_macro to define_code_iterator and define_mode_iterator.
953 (Mode Iterators, Code Iterators): Similar.
954 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
955 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
956 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
957 (initialize_iterators, find_iterator, check_code_iterator)
958 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
959 (read_mapping, read_rtx_1): Similar.
960 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
961 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
962 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
963 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
964 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
965 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
966 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
967 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
968 config/rs6000/sync.md, config/rs6000/rs6000.md,
969 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
970 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
971 config/vax/vax.md, config/bfin/bfin.md: Similar.
973 2007-08-22 David Daney <ddaney@avtrex.com>
975 * doc/install.texi (Testing): Mention testing on a simulator.
977 2007-08-22 Janis Johnson <janis187@us.ibm.com>
979 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
981 * doc/libgcc.texi (Decimal float library routines): Fix formatting
982 and rearrange floating point conversion functions into different
985 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
987 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
988 dfa_post_advance_cycle): New scheduler hooks.
989 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
990 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
992 (TARGET_SCHED): Use them.
993 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
994 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
995 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
997 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
998 function to facilitate debugging.
999 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1000 (output_insn_has_dfa_reservation_p): New static function to output
1001 insn_has_dfa_reservation_p ().
1002 (write_automata): Use it.
1003 * genattr.c (main): Output declaration for
1004 insn_has_dfa_reservation_p ().
1006 2007-08-22 Christian Bruel <christian.bruel@st.com>
1007 Richard Guenther <rguenther@suse.de>
1009 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1010 * simplify_rtx (simplify_binary_operation_1): Likewise.
1012 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1014 PR rtl-optimization/32557
1015 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1016 of REGNO (mws->mw_reg).
1018 2007-08-22 Richard Guenther <rguenther@suse.de>
1021 * builtins.c (expand_builtin_int_roundingfn): Replace call
1022 argument wrapped with SAVE_EXPR directly.
1023 (expand_builtin_int_roundingfn_2): Likewise.
1025 2007-08-22 Richard Guenther <rguenther@suse.de>
1027 * tree-inline.c (inlinable_function_p): Restore disregarding
1028 inline limits for GNU extern inline functions.
1030 2007-08-22 Richard Guenther <rguenther@suse.de>
1033 * tree.c (host_integerp): Treat sizetype as signed as it is
1036 2007-08-21 Ian Lance Taylor <iant@google.com>
1038 PR tree-optimization/33134
1039 * tree-vrp.c (adjust_range_with_scev): Call
1040 set_value_range_to_value.
1042 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1044 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1047 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1049 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1052 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1054 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1055 cases to set eight bytes at a time.
1056 (expand_block_move): Likewise.
1058 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1061 * dwarf2out.c (gen_decl_die): Don't call
1062 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1064 2007-08-21 Paul Brook <paul@codesourcery.com>
1065 Nathan Sidwell <nathan@codesourcery.com>
1066 Mark Mitchell <mark@codesourcery.com>
1067 Joseph Myers <joseph@codesourcery.com>
1069 * configure.ac: Add --with-pkgversion and --with-bugurl.
1070 * configure: Regenerate.
1071 * doc/install.texi: Document them.
1072 * version.c (version_string): Remove VERSUFFIX.
1073 (VERSUFFIX): Remove.
1074 (pkgversion_string): New.
1075 (bug_report_url): Do not hard-code initializer.
1076 * version.h (pkgversion_string): Declare.
1077 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1079 (version.o): Define PKGVERSION and BUGURL.
1080 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1081 (%.pod): Define BUGURL.
1082 * gcc.c (process_command, main): Use pkgversion_string.
1083 * toplev.c (compile_file, print_version): Likewise.
1084 * protoize.c (main): Likewise.
1085 * gcov.c (print_version): Likewise. Update copyright date.
1086 * gcov-dump.c (print_version): Likewise. Update copyright date.
1087 * mips-tdump.c (main): Likewise. Update copyright date.
1088 * mips-tfile.c (main): Likewise. Update copyright date.
1089 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1090 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1091 shorten description.
1092 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1093 * doc/gccint.texi: Likewise.
1094 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1095 Update copyright date.
1097 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1099 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1100 (ix86_expand_strlensi_unroll_1): Ditto.
1101 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1102 (ix86_expand_carry_flag_compare): Update comment.
1104 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1107 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1108 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1110 2007-08-21 Richard Guenther <rguenther@suse.de>
1112 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1114 2007-08-21 Richard Guenther <rguenther@suse.de>
1117 * fold-const.c (fold_binary): Remove index +p PTR folding.
1118 Fix types of POINTER_PLUS_EXPR generated by folding of
1121 2007-08-20 Chao-ying Fu <fu@mips.com>
1123 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1124 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1125 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1126 (c_common_fixed_point_type_for_size): Declare.
1127 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1128 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1129 (c_token_starts_declspecs): Likewise.
1130 (c_parser_declspecs): Likewise.
1131 (c_parser_attributes): Likewise.
1132 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1133 (c_declspecs): Add saturating_p.
1134 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1135 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1136 _Sat. Handle RID_SAT.
1137 Avoid using void, bool, char, int, float, double, _Decimal32,
1138 _Decimal64, _Decimal128, and complex with _Sat.
1139 Handle RID_FRACT and RID_ACCUM.
1140 Make sure _Sat is used with _Fract or _Accum.
1141 (finish_declspecs): Handle cts_fract and cts_accum.
1142 * c-common.c (fixed-value.h): New include.
1143 (constant_expression_warning): Handle FIXED_CST.
1144 (overflow_warning): Likewise.
1145 (warnings_for_convert_and_check): Likewise.
1146 (c_common_fixed_point_type_for_size): New.
1147 (c_common_type_for_mode): Handle fixed-point modes to
1148 return various saturating/non-saturating, signed/unsigned types.
1149 (c_common_signed_or_unsigned_type): Support fixed-point types.
1150 (shorten_compare): Check fixed-point zero.
1151 Handle FIXED_POINT_TYPE.
1152 (c_common_truthvalue_conversion): Handle FIXED_CST.
1153 Handle FIXED_POINT_TYPE.
1154 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1156 (handle_mode_attribute): Handle fixed-point modes. Need to check
1157 if the signness of base type and fixed-point modes are consistent.
1158 (handle_vector_size_attribute): Handle fixed-point modes.
1159 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1160 (warn_for_div_by_zero): Check fixed-point zero.
1161 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1162 a common fixed-point type based on fbit, ibit, sign, and saturation.
1163 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1164 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1165 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1166 (convert_for_assignment): Support FIXED_POINT_TYPE.
1167 (digest_init): Handle FIXED_POINT_TYPE.
1168 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1169 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1170 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1171 GE_EXPR, LT_EXPR, GT_EXPR.
1172 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1173 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1174 * target.h (gcc_target): Add fixed_point_supported_p.
1175 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1176 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1177 (default_fixed_point_supported_p): Define.
1178 * targhooks.h (default_fixed_point_supported_p): Declare.
1179 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1180 * doc/install.texi (Configuration): Add --enable-fixed-point.
1181 * configure.ac (--enable-fixed-point): New to enable fixed-point
1182 arithmetic extension to C. For mips targets, we enable it by default.
1183 * configure, config.in: Regenerate.
1185 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1187 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1189 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1191 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1192 DWARF2_DEBUGGING_INFO.
1193 (cold_text_section_used): Same.
1194 (cold_text_section): Same.
1196 2007-08-20 Richard Guenther <rguenther@suse.de>
1198 * c-typeck.c (convert_for_assignment): Use the type of
1199 the member for the initialization.
1201 2007-08-20 Richard Guenther <rguenther@suse.de>
1203 * c-objc-common.c (c_disregard_inline_limits): Remove.
1204 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1205 * cgraphunit.c (cgraph_process_new_functions): Call
1206 disregard_inline_limits_p.
1207 (cgraph_preserve_function_body_p): Likewise.
1208 * ipa-inline.c (compute_inline_parameters): Likewise.
1209 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1211 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1212 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1213 disregard_inline_limits langhook.
1214 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1216 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1217 disregard_inline_limits langhook.
1218 * tree-inline.c (disregard_inline_limits_p): New function.
1219 * tree-inline.h (disregard_inline_limits_p): Declare.
1221 2007-08-20 Richard Guenther <rguenther@suse.de>
1223 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1224 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1225 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1226 auto_var_in_fn_p langhook.
1227 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1229 * tree.c (auto_var_in_fn_p): ... here.
1230 (find_var_from_fn): Call auto_var_in_fn_p directly.
1231 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1232 auto_var_in_fn_p langhook.
1233 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1234 (copy_body_r): Likewise.
1235 (self_inlining_addr_expr): Likewise.
1236 * tree.h (auto_var_in_fn_p): Declare.
1238 2007-08-20 Richard Guenther <rguenther@suse.de>
1240 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1241 (walk_type_fields): Take lh parameter.
1242 (walk_tree): Rename to ...
1243 (walk_tree_1): ... this. Do not call the walk_subtrees
1244 langhook but the now passed callback. Pass lh on recursion.
1245 (walk_tree_without_duplicates): Rename to ...
1246 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1247 and call walk_tree_1.
1248 * tree.h (walk_tree_lh): New typedef.
1249 (walk_tree_1): Declare.
1250 (walk_tree_without_duplicates_1): Likewise.
1251 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1252 (walk_tree_without_duplicates): New define to
1253 walk_tree_without_duplicates_1 with NULL lh parameter.
1254 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1255 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1257 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1258 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1259 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1262 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1265 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1266 code in front of the compacting of basic blocks.
1267 Move the folding of statements inbetween the cgraph checking
1268 and compacting of basic blocks.
1270 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1271 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1274 * config/alpha/alpha.c (va_list_skip_additions): Check for
1275 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1276 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1277 PLUS_EXPR when checking ap.__base.
1278 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1279 when doing addition on pointer types. Use size_int instead of
1281 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1282 ptr_type in the second operand.
1284 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1287 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1289 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1292 * cfgexpand.c (expand_one_register_var): Mark pointer
1293 DECL_ARTIFICIAL as REG_POINTER also.
1294 * stmt.c (expand_decl): Likewise.
1296 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1303 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1304 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1305 on_worklist argument and avoid adding things to worklist multiple
1307 (add_to_worklist): Ditto.
1308 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1309 single SFT is clobbered.
1310 (set_initial_properties): Ditto.
1311 (compute_call_clobbered): Update for changes to function
1313 (create_overlap_variables_for): Always create SFT for offset 0.
1314 (create_structure_vars): Handle PHI's, since we are in SSA form at
1316 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1317 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1319 (add_vars_for_offset): Figure out aliases from access + points-to.
1320 (add_virtual_operand): Use add_vars-for_offset.
1321 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1322 (add_call_clobber_ops): Remove makes_clobbering_call set.
1323 (get_expr_operands): Always pass through the INDIRECT_REF
1325 * tree-ssa-structalias.c (struct constraint_graph): Remove
1327 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1328 address_taken, pt_used, number_incoming.
1329 (FIRST_ADDR_NODE): Removed.
1330 (merge_graph_nodes): Remove broken code for the moment.
1331 (init_graph): New function.
1332 (build_pred_graph): Remove code to init_graph.
1333 Add location equivalence support.
1334 (struct scc_info): Rename roots to deleted.
1336 (init_scc_info): Ditto
1337 (init_topo_info): Use graph->size.
1338 (compute_topo_order): Ditto.
1339 (do_da_constraint): Removed.
1340 (do_sd_constraint): Remove calls to find().
1341 set_union_with_increment should always get 0 as last arg here.
1342 (do_complex_constraint): Replace do_da_constraint with assert.
1344 (struct equiv_class_label): New.
1345 (pointer_equiv_class_table): Ditto.
1346 (location_equiv_class_table): Ditto.
1347 (equiv_class_label_hash): Ditto.
1348 (equiv_class_label_eq): Ditto
1349 (equiv_class_lookup): Ditto.
1350 (equiv_class_ladd): Ditto.
1351 (pointer_equiv_class): Ditto.
1352 (location_equiv_class): Ditto.
1353 (condense_visit): Rename and rewrite from label_visit to do only
1354 SCC related stuff for HU.
1355 (label_visit): Do HU work for HU.
1356 (perform_var_substitution): Update to do HU and location
1358 (free_var_substitution_info): Update to free HU and location
1359 equivalence structures. */
1360 (find_equivalent_node): Update for pointer but not location
1362 (unite_pointer_equivalences): New function.
1363 (move_complex_constraints): Rewrite to only do moving.
1364 (rewrite_constraints): Split out of move_complex_constraints.
1365 (solve_graph): Use graph->size.
1366 (process_constraint_1): Add from_call argument, use it.
1367 Split *a = &b into two constraints.
1368 (process_constraint): Use new process_constraint_1.
1369 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1370 (get_constraint_for): Handle non-pointer integers properly.
1371 Remove code that used to handle structures.
1372 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1373 with unknown addends.
1374 (handle_rhs_call): New function.
1375 (find_func_aliases): Use handle_rhs_call.
1376 (set_uids_in_ptset): Add an assert.
1377 (set_used_smts): Fix bug in not considering unified vars.
1378 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1379 (compute_points_to_sets): Update for other function changes.
1380 (delete_points_to_sets): Ditto.
1381 (ipa_pta_execute): Ditto.
1382 (pass_ipa_pta): We need to update SSA after ipa_pta.
1384 2007-08-19 Jan Hubicka <jh@suse.cz>
1386 * i386.md: Replace "rim" and "mri" constraints by "g".
1388 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1390 * dwarf2out.c (text_section_used, cold_text_section_used,
1391 cold_text_section, dwarf2out_note_section_used): New.
1392 (dwarf2out_init): Initialize cold_text_section.
1393 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1394 dwarf2out_note_section_used.
1395 (size_of_aranges): Only count entry for text section if it was
1396 used. Count entry for cold text section if it was used.
1397 (output_aranges): Only output entries for text section and cold
1398 text section if they were used.
1400 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1402 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1404 (debug_generic_stmt): Likewise.
1405 (debug_tree_chain): Likewise.
1407 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1409 * tree-data-refs.c (split_constant_offset): Expose.
1410 * tree-data-refs.h (split_constant_offset): Add declaration.
1412 * tree-vectorizer.h (dr_alignment_support): Renamed
1413 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1414 Added a new value dr_explicit_realign.
1415 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1416 dr_offset, dr_step, and dr_aligned_to, along with new access
1417 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1418 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1419 STMT_VINFO_DR_ALIGNED_TO.
1421 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1423 In case of outer-loop vectorization with non-fixed misalignment - use
1424 the dr_explicit_realign scheme instead of the optimized realignment
1426 (new_stmt_vec_info): Initialize new fields.
1428 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1429 'nested_in_vect_loop' case. Change verbosity level.
1430 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1431 Don't fail on zero step in the outer-loop for loads.
1432 (vect_analyze_data_refs): Call split_constant_offset to calculate
1433 base, offset and init relative to the outer-loop.
1435 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1436 BSI function argument with a new function argument - at_loop.
1437 Simplify the condition that determines STEP. Takes additional argument
1438 INV_P. Support outer-loop vectorization (handle the
1439 nested_in_vect_loop case), including zero step in the outer-loop. Call
1440 vect_create_addr_base_for_vector_ref with additional argument.
1441 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1442 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1443 Fixed and simplified calculation of step.
1444 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1445 of bsi, and with additional argument. Call bump_vector_ptr with
1446 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1447 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1448 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1449 when the realignment setup needs to take place inside the loop.
1450 Support the dr_explicit_realign scheme. Allow generating the optimized
1451 realignment scheme for outer-loop vectorization. Added documentation.
1452 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1453 the 'nested_in_vect_loop' case, including loads that are invariant in
1454 the outer-loop and the realignment schemes. Handle the case when the
1455 realignment setup needs to take place inside the loop. Call
1456 vect_setup_realignment with additional arguments. Call
1457 vect_create_data_ref_ptr with additional argument and with loop instead
1458 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1459 (vect_gen_niters_for_prolog_loop): Call
1460 vect_create_addr_base_for_vector_ref with additional arguments.
1461 (vect_create_cond_for_align_checks): Likewise.
1462 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1463 scheme: takes additional argument bump; argument ptr_incr is now
1464 optional; updated documentation.
1465 (vect_init_vector): Takes additional argument (bsi). Use it, if
1466 available, to insert the vector initialization.
1467 (get_initial_def_for_induction): Pass additional argument in call to
1469 (vect_get_vec_def_for_operand): Likewise.
1470 (vect_setup_realignment): Likewise.
1471 (vectorizable_load): Likewise.
1473 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1475 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1476 as argument instead of struct loop.
1477 (nested_in_vect_loop_p): New function.
1478 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1480 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1481 from other phis in the loop.
1482 (destroy_loop_vec_info): Add additional argument to declaration.
1484 * tree-vectorizer.c (supportable_widening_operation): Also check if
1485 nested_in_vect_loop_p (don't allow changing the order in this case).
1486 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1487 of struct loop. Call nested_in_vect_loop_p and don't require
1488 flag_unsafe_math_optimizations if it returns true.
1489 (new_stmt_vec_info): When setting def_type for phis differentiate
1490 loop-header phis from other phis.
1491 (bb_in_loop_p): New function.
1492 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1493 just update their loop_vinfo. Order of BB traversal now matters -
1494 call dfs_enumerate_from with bb_in_loop_p.
1495 (destroy_loop_vec_info): Takes additional argument to control whether
1496 stmt_vinfo of the loop stmts should be destroyed as well.
1497 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1498 reduction stmt to be defines by a non loop-header phi.
1499 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1501 * tree-vect-transform.c (vectorizable_reduction): Call
1502 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1503 (vectorizable_call): Likewise.
1504 (vectorizable_conversion): Likewise.
1505 (vectorizable_operation): Likewise.
1506 (vectorizable_type_promotion): Likewise.
1507 (vectorizable_type_demotion): Likewise.
1508 (vectorizable_store): Likewise.
1509 (vectorizable_live_operation): Likewise.
1510 (vectorizable_reduction): Likewise. Also pass loop_info to
1511 vect_is_simple_reduction instead of loop.
1512 (vect_init_vector): Call nested_in_vect_loop_p.
1513 (get_initial_def_for_reduction): Likewise.
1514 (vect_create_epilog_for_reduction): Likewise.
1515 (vect_init_vector): Check which loop to work with, in case there's an
1517 (get_initial_def_for_inducion): Extend to handle outer-loop
1518 vectorization. Fix indentation.
1519 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1520 In the case vect_induction_def get the vector def from the induction
1521 phi node, instead of calling get_initial_def_for_inducion.
1522 (get_initial_def_for_reduction): Extend to handle outer-loop
1524 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1526 (vect_transform_loop): Change assert to just skip this case. Add a
1528 (vect_finish_stmt_generation): Add a couple asserts.
1530 (vect_estimate_min_profitable_iters): Multiply
1531 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1533 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1534 this is an inner-loop reduction in outer-loop vectorization.
1536 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1537 Same code as what used to be vect_analyze_scalar_cycles, only with
1538 additional argument loop, and loop_info passed to
1539 vect_is_simple_reduction instead of loop.
1540 (vect_analyze_scalar_cycles): Code factored out into
1541 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1542 Updated documentation.
1543 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1544 outer-loop vectorization that are live or not used in the outerloop,
1545 cause this requires special handling.
1546 (vect_enhance_data_refs_alignment): Don't consider versioning for
1548 (vect_analyze_data_refs): Check that there are no datarefs in the
1550 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1551 and vect_used_in_outer_by_reduction cases.
1552 (process_use): Also consider the case of outer-loop stmt defining an
1553 inner-loop stmt and vice versa.
1554 (vect_analyze_loop_1): New function.
1555 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1556 loops. Call vect_analyze_loop_1.
1557 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1558 been vectorized. Call destroy_loop_vec_info with additional argument.
1560 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1561 in the inner-loop when doing outer-loop vectorization. Add
1562 documentation and printout.
1563 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1564 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1566 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1568 * tree-affine.h (print_aff): New prototype.
1569 (debug_aff): Likewise.
1570 * tree-affine.c (print_aff): New function.
1571 (debug_aff): Likewise.
1573 2007-08-18 Paul Brook <paul@codesourcery.com>
1574 Joseph Myers <joseph@codesourcery.com>
1576 * common.opt (-fdebug-prefix-map=): New option.
1577 * opts.c: Include debug.h.
1578 (common_handle_option): Handle -fdebug-prefix-map.
1579 * final.c: Include ggc.h.
1580 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1581 remap_debug_filename): New.
1582 * Makefile.in (final.o, opts.o): Update dependencies.
1583 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1584 * configure.ac: Check for assembler --debug-prefix-map support.
1585 * configure, config.in: Regenerate.
1586 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1587 (ASM_DEBUG_SPEC): Include ASM_MAP.
1588 * doc/install.texi (--with-debug-prefix-map): Document.
1589 * doc/invoke.texi (-fdebug-prefix-map): Document.
1590 * dbxout.c (dbxout_init, dbxout_start_source_file,
1591 dbxout_source_file): Call remap_debug_filename.
1592 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1593 dwarf2out_start_source_file, dwarf2out_finish): Call
1594 remap_debug_filename.
1595 (file_table_relative_p): Do not check d->emitted_number.
1596 * toplev.c (output_file_directive): Call remap_debug_filename.
1597 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1598 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1600 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1602 * loop-invariant.c (find_invariants_to_move): Add missing macro
1605 2007-08-17 Tom Tromey <tromey@redhat.com>
1607 * tree.h (struct tree_label_decl): Removed old "java" fields.
1609 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1610 Nigel Stephens <nigel@mips.com>
1612 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1613 Treat -mno-data-in-code and -mcode-xonly as aliases for
1614 -mcode-readable=no and -mcode-readable=pcrel respectively.
1615 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1616 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1617 (MULTILIB_DIRNAMES): Update accordingly.
1619 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1621 * Makefile.in (version.o): Depend on $(REVISION) only if
1622 REVISION_s is defined.
1624 2007-08-17 Sa Liu <saliu@de.ibm.com>
1625 Ulrich Weigand <uweigand@de.ibm.com>
1628 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1629 use build_qualified_type to retain qualifiers of the base type.
1631 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1633 * config/score/score.md : Update pattern tablejump.
1634 * config/score/score.c : Update score_initialize_trampoline
1636 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1637 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1638 * doc/contrib.texi: Add my entry.
1640 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1642 * Makefile.in (REVISION): New.
1645 (version.o): Also depend on $(REVISION). Add
1646 -DREVISION=$(REVISION_s).
1648 * version.c (version_string): Add REVISION.
1650 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1652 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1653 of GOTO that's relocated to a different block.
1655 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1657 * c-common.c (const_strip_array_types): New.
1658 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1659 (const_strip_array_types): New.
1660 * c-objc-common.c (c_disregard_inline_limits,
1661 c_warn_unused_global_decl): Constify.
1662 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1663 c_vla_type_p, c_incomplete_type_error): Likewise.
1664 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1665 * hooks.c (hook_bool_const_tree_false): New.
1666 * hooks.h (hook_bool_const_tree_false): Likewise.
1667 * langhooks-def.h (lhd_warn_unused_global_decl,
1668 lhd_incomplete_type_error, lhd_expr_size,
1669 lhd_tree_inlining_disregard_inline_limits,
1670 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1671 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1672 * langhooks.c (lhd_warn_unused_global_decl,
1673 lhd_incomplete_type_error,
1674 lhd_tree_inlining_disregard_inline_limits,
1675 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1676 lhd_expr_size): Likewise.
1677 * langhooks.h (lang_hooks_for_tree_inlining,
1678 lang_hooks_for_tree_dump, lang_hooks_for_types,
1679 lang_hooks_for_decls, lang_hooks): Likewise.
1680 * pointer-set.c (pointer_set_t, pointer_set_create,
1681 pointer_set_contains, insert_aux, pointer_set_insert,
1682 pointer_set_traverse, pointer_map_t, pointer_map_create,
1683 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1685 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1686 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1687 pointer_map_traverse): Likewise.
1688 * predict.c (assert_is_empty): Likewise.
1689 * tree-affine.c (free_name_expansion): Likewise.
1690 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1691 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1692 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1694 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1696 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1698 (destroy_loop_vec_info): Add call to VEC_free.
1699 * tree-vectorizer.h (may_alias_ddrs): Define.
1700 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1701 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1702 Change reporting to dump.
1703 (vect_is_duplicate_ddr): New.
1704 (vect_mark_for_runtime_alias_test): New.
1705 (vect_analyze_data_ref_dependences) Add call to
1706 vect_mark_for_runtime_alias_test.
1707 (vect_enhance_data_refs_alignment): Define local variable
1708 vect_versioning_for_alias_required, don't perform
1709 peeling for alignment if versioning for alias is
1711 (vect_enhance_data_refs_alignment): Use
1712 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1713 PARAM_VECT_MAX_VERSION_CHECKS.
1714 * tree-vect-transform.c
1715 (vect_create_cond_for_alias_checks): New.
1716 (vect_transform_loop): Add call to
1717 vect_create_cond_for_alias_checks.
1718 (vect_vfa_segment_size): New.
1719 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1721 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1722 * gcc/doc/invoke.texi
1723 (vect-max-version-for-alignment-checks): Document.
1724 (vect-max-version-for-alias-checks): Document.
1725 (vect-max-version-checks): Remove.
1727 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1729 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1730 the same line as the instruction for all asm dialects.
1731 (*rep_movsi): Ditto.
1732 (*rep_movsi_rex64): Ditto.
1733 (*rep_movqi): Ditto.
1734 (*rep_movqi_rex64): Ditto.
1735 (*rep_stosdi_rex64): Ditto.
1736 (*rep_stossi): Ditto.
1737 (*rep_stossi_rex64): Ditto.
1738 (*rep_stosqi): Ditto.
1739 (*rep_stosqi_rex64): Ditto.
1740 (*cmpstrnqi_nz_1): Ditto.
1741 (*cmpstrnqi_nz_rex_1): Ditto.
1742 (*cmpstrnqi_1): Ditto.
1743 (*cmpstrnqi_rex_1): Ditto.
1744 (*strlenqi_1): Ditto.
1745 (*strlenqi_rex_1): Ditto.
1746 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1747 prefix on the same line as the instruction for all asm dialects.
1748 (sync_double_compare_and_swap<mode>): Ditto.
1749 (*sync_double_compare_and_swapdi_pic): Ditto.
1750 (*sync_compare_and_swap_cc<mode>): Ditto.
1751 (sync_double_compare_and_swap_cc<mode>): Ditto.
1752 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1753 (sync_old_add<mode>): Ditto.
1754 (sync_add<mode>): Ditto.
1755 (sync_sub<mode>): Ditto.
1756 (sync_ior<mode>): Ditto.
1757 (sync_and<mode>): Ditto.
1758 (sync_xor<mode>): Ditto.
1760 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1763 * reload.c (find_reloads): Check that the memory returned by
1764 find_reloads_toplev was not the result of forcing a constant
1766 (find_reloads_toplev): Always use simplify_gen_subreg to get
1767 the subreg of a constant. If the result is also a constant,
1768 but not a legitimate one, force it into the constant pool
1769 and reload its address.
1771 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1773 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1776 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1778 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1779 directive for the current vector ABI.
1781 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1784 * caller-save.c (reg_save_code): Set invalide status on restore code.
1786 2007-08-15 Diego Novillo <dnovillo@google.com>
1788 * tree-ssa-alias.c (compute_memory_partitions): Use
1789 alias_bitmap_obstack to allocate bitmaps.
1790 (reset_alias_info): Factor out of init_alias_info.
1791 Mark all name tags not associated to an SSA name for renaming.
1792 (init_alias_info): Call it.
1793 (create_name_tags): Tidy. Add comments.
1794 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1796 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1798 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1799 scheduler dependencies.
1801 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1803 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1805 (*iorsi_1_zext): Likewise.
1806 (*iorsi_1_zext_imm): Likewise.
1807 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1808 with "rm"/"xm" constraint.
1809 (sse2_vmsqrtv2df2): Likewise.
1811 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1814 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1817 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1819 * tree-pass.h (PROP_pta): Removed.
1820 (TODO_rebuild_alias): New.
1821 (pass_may_alias): Removed.
1822 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1823 aliasing if we changed something.
1824 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1826 (pass_may_alias): Removed.
1827 (create_structure_vars): Return TODO_rebuild_alias.
1828 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1829 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1831 (tree_sra_early): We never affect aliasing right now.
1832 * tree-flow.h (compute_may_aliases): New prototype.
1833 * passes.c: Remove pass_may_alias from the passes.
1834 (execute_function_todo): Support TODO_rebuild_alias.
1836 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1838 * i386.c: (legitimize_address): Move dllimported variable check
1839 infront of legitimizing pic address of CONST symbols.
1841 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1843 PR tree-optimization/32941
1844 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1845 (goto_queue_cmp): Remove.
1846 (find_goto_replacement): Change search method.
1847 (maybe_record_in_goto_queue): Add assert.
1848 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1849 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1851 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1853 * alias.c (component_uses_parent_alias_set): Constify.
1854 * alias.h (component_uses_parent_alias_set): Likewise.
1855 * cfgrtl.c (print_rtl_with_bb): Likewise.
1856 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1857 mpz_get_double_int): Likewise.
1858 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1859 mpz_get_double_int): Likewise.
1860 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1861 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1863 * expr.h (safe_from_p): Likewise.
1864 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1866 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1867 zero_sized_type, goa_lhs_expr_p): Likewise.
1868 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1869 * rtl.h (print_rtl_with_bb): Likewise.
1870 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1871 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1872 * tree-flow-inline.h (bb_stmt_list): Constify.
1873 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1875 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1876 const_first_stmt, const_last_stmt): New.
1877 (block_may_fallthru, empty_block_p): Constify.
1878 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1879 EXPR_ONLY_BODY): New.
1880 (expr_first, expr_last, expr_only): Use macro for body.
1881 (const_expr_first, const_expr_last, const_expr_only): New.
1882 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1883 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1884 ctsi_prev, ctsi_stmt): New.
1885 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1886 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1887 * tree-ssa-loop-niter.c (loop_only_exit_p,
1888 derive_constant_upper_bound): Likewise.
1889 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1890 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1891 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1892 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1893 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1894 * tree.c (get_type_static_bounds): Likewise.
1895 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1896 (get_type_static_bounds): Constify.
1898 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1901 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1902 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1903 (*<addsub><mode>3_cc_overflow): New.
1904 (*add<mode>3_cconly_overflow): New.
1905 (*sub<mode>3_cconly_overflow): New.
1906 (*<addsub>si3_zext_cc_overflow): New.
1907 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1908 CCCmode for LTU, GTU, LEU and GEU.
1909 (ix86_comparison_operator): Likewise.
1910 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1911 * config/i386/i386.c (put_condition_code): Support CCCmode.
1912 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1913 or MINUS expressions.
1915 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1918 * c-typeck.c (build_binary_op): Disallow vector float types with
1919 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1921 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1923 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1924 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1925 (dep_def): New typedef.
1926 (init_dep_1, sd_debug_dep): Declare functions.
1927 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1928 (debug_dep_links): Remove.
1929 (struct _deps_list): New field 'n_links'.
1930 (DEPS_LIST_N_LINKS): New macro.
1931 (FOR_EACH_DEP_LINK): Remove.
1932 (create_deps_list, free_deps_list, delete_deps_list): Remove
1934 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1935 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1936 (copy_deps_list_change_con, move_dep_link): Ditto.
1937 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1938 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1940 (INSN_BACK_DEPS): Remove.
1941 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1943 (INSN_DEP_COUNT): Remove.
1944 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1945 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1946 Declare global variables.
1947 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1948 (add_forw_dep, compute_forward_dependences): Remove declarations.
1949 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1950 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1951 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1953 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1955 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1956 (sd_list_types_def): New typedef.
1957 (sd_next_list): Declare function.
1958 (struct _sd_iterator): New type.
1959 (sd_iterator_def): New typedef.
1960 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1962 (FOR_EACH_DEP): New cycle wrapper.
1963 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1965 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1966 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1969 * sched-deps.c (init_dep_1): Make global.
1970 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1972 (dump_dep): New static function.
1973 (dump_dep_flags): New static variable.
1974 (sd_debug_dep): New function.
1975 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1977 (move_dep_link): Use remove_from_deps_list (), instead of
1979 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1980 (dep_link_is_detached_p): New static function.
1981 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1983 (dn_pool, dl_pool): New alloc_pools.
1984 (dn_pool_diff, dl_pool_diff): New static variables.
1985 (create_dep_node, delete_dep_node): New static function.
1986 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1987 (deps_list_empty_p): Make it static. Use 'n_links' field.
1988 (deps_pools_are_empty_p): New static function.
1989 (alloc_deps_list, delete_deps_list): Remove.
1990 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1991 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1992 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1993 (forward_dependency_cache): Remove.
1994 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1995 'back' from the names. Change signature to use dep_t instead of
1997 (add_back_dep): Ditto. Make global.
1998 (check_dep_status): Rename to check_dep ().
1999 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2001 (sd_finish_insn): Ditto.
2002 (sd_find_dep_between_no_cache): New static function.
2003 (sd_find_dep_between): New function.
2004 (ask_dependency_caches, set_dependency_caches): New static functions.
2005 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2006 (add_or_update_dep_1): Separate pieces of functionality into
2007 ask_dependency_caches (), update_dependency_caches (),
2008 change_spec_dep_to_hard (), update_dep ().
2009 (get_back_and_forw_lists): New static function.
2010 (sd_add_dep): Separate setting of dependency caches into
2011 set_dependency_caches ().
2012 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2014 (sd_delete_dep): Ditto.
2015 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2016 (dump_lists): New static function.
2017 (sd_debug_lists): New debug function.
2018 (delete_all_dependences, fixup_sched_groups): Update to use
2019 sd_* infrastructure.
2020 (sched_analyze_2): Create data-speculative dependency only if
2021 data-speculation is enabled.
2022 (sched_analyze_insn): If insn cannot be speculative, make all its
2023 dependencies non-speculative.
2024 (sched_analyze): Use sd_init_insn ().
2025 (add_forw_dep, compute_forward_dependencies): Remove.
2026 (delete_dep_nodes_in_back_deps): New static function.
2027 (sched_free_deps): New function.
2028 (init_dependency_caches): Init alloc_pools.
2029 (extend_depedency_caches): Update after removing of
2030 forward_dependency_cache.
2031 (free_dependency_caches): Ditto. Free alloc_pools.
2032 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2033 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2035 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2036 (add_dependence): Use init_dep ().
2037 (get_dep_weak_1): New static function.
2038 (get_dep_weak): Move logic to get_dep_weak_1 ().
2039 (dump_ds): New static function moved from haifa-sched.c:
2040 debug_spec_status ().
2041 (debug_ds): New debug function.
2042 (check_dep_status): Rename to check_dep (). Update to check whole
2045 * haifa-sched.c (spec_info): Make global.
2046 (added_recovery_block_p): Rename to
2047 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2048 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2049 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2050 to use new interfaces.
2051 (ok_for_early_queue_removal): Ditto.
2052 (schedule_block): Initialize logical uids of insns emitted by the
2054 (sched_init): Initialize new variable.
2055 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2057 (extend_global): Initialize insn data.
2058 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2059 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2061 (add_to_speculative_block): Update to use new interfaces.
2062 (create_recovery_block): Set new variables.
2063 (create_check_block_twin, fix_recovery_deps): Update to use new
2065 (sched_insn_is_legitimate_for_speculation_p): New function.
2066 (speculate_insn): Move checking logic to
2067 sched_insn_is_legitimate_for_speculation_p ().
2068 (sched_remove_insn): Finalize sched-deps information of instruction.
2069 (clear_priorities, add_jump_dependencies): Update to use new
2071 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2073 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2074 to use new interfaces.
2075 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2076 (new_ready): Try to use control speculation only if it is available.
2077 (add_branch_dependences): Update to use new interfaces.
2078 (compute_block_backward_dependences): Rename to
2079 compute_block_dependences (). Call
2080 targetm.sched.dependencies_evaluation_hook ().
2081 (free_block_dependencies): New static function.
2082 (debug_dependencies): Update to use new interfaces.
2083 (schedule_region): Remove separate computation of forward dependencies.
2084 Move call of targetm.sched.dependencies_evaluation_hook () to
2085 compute_block_dependences (). Free dependencies at the end of
2086 scheduling the region.
2088 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2090 (add_deps_for_risky_insns): Ditto.
2091 (schedule_ebb): Remove separate computation of forward dependencies.
2092 Free dependencies at the end of scheduling the ebb.
2094 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2095 (build_intra_loop_deps): Ditto. Remove separate computation of
2096 forward dependencies. Free sched-deps dependencies.
2098 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2099 to use new interfaces.
2100 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2102 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2104 (is_costly_group): Ditto.
2106 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2108 * alias.c (rtx_equal_for_memref_p): Constify.
2109 * basic-block.h (const_edge, const_basic_block): New.
2110 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2111 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2112 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2113 probably_never_executed_bb_p, edge_probability_reliable_p,
2114 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2115 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2117 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2118 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2120 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2121 flow_nodes_print, dfs_enumerate_from): Likewise.
2122 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2123 control_flow_insn_p, count_basic_blocks): Likewise.
2124 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2125 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2126 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2127 average_num_loop_insns, loop_exit_edge_p,
2128 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2129 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2130 average_num_loop_insns, seq_cost): Likewise.
2131 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2132 * dominance.c (dominated_by_p): Likewise.
2133 * emit-rtl.c (validate_subreg): Likewise.
2134 * except.c (can_throw_internal, can_throw_external): Likewise.
2135 * except.h (can_throw_internal, can_throw_external): Likewise.
2136 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2137 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2138 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2139 simple_mem, store_ops_ok, load_kills_store, find_loads,
2140 store_killed_in_insn, store_killed_after, store_killed_before,
2141 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2143 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2144 noce_mem_write_may_trap_or_fault_p): Likewise.
2145 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2147 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2149 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2150 probably_cold_bb_p, probably_never_executed_bb_p,
2151 edge_probability_reliable_p, br_prob_note_reliable_p,
2152 can_predict_insn_p): Likewise.
2153 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2154 * resource.c (return_insn_p): Likewise.
2155 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2157 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2158 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2159 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2160 verify_gimple_modify_stmt): Likewise.
2161 * tree-chrec.c (is_not_constant_evolution,
2162 is_multivariate_chrec_rec, is_multivariate_chrec,
2163 chrec_contains_symbols, chrec_contains_undetermined,
2164 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2165 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2166 eq_evolutions_p, scev_direction): Likewise.
2167 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2168 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2169 chrec_contains_symbols_defined_in_loop,
2170 chrec_contains_undetermined, tree_contains_chrecs,
2171 evolution_function_is_affine_multivariate_p,
2172 evolution_function_is_univariate_p, chrec_zerop,
2173 evolution_function_is_constant_p, evolution_function_is_affine_p,
2174 evolution_function_is_affine_or_constant_p,
2175 tree_does_not_contain_chrecs, chrec_type): Likewise.
2176 * tree-data-ref.c (tree_fold_divides_p,
2177 object_address_invariant_in_loop_p, dr_may_alias_p,
2178 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2179 same_access_functions, constant_access_functions,
2180 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2182 * tree-flow.h (scev_direction): Likewise.
2183 * tree-gimple.c (is_gimple_stmt): Likewise.
2184 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2186 * tree-pretty-print.c (op_prio): Likewise.
2187 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2188 analyzable_condition, backedge_phi_arg_p): Likewise.
2189 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2190 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2191 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2194 2007-08-13 Dan Hipschman <dsh@google.com>
2197 * c-format.c (check_format_arg): Move check for zero-length
2198 format strings below the check for unterminated strings.
2200 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2203 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2206 2007-08-13 Nick Clifton <nickc@redhat.com>
2208 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2210 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2213 * c-format.c (gcc_gfc_length_specs): New array.
2214 (gcc_gfc_char_table): Add unsigned specifier, and references to
2215 the l length modifier.
2216 (format_types_orig): Use the new gcc_gfc_length_specs.
2218 2007-08-12 Sa Liu <saliu@de.ibm.com>
2220 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2221 and with REG_RETVAL note after split.
2223 2007-08-11 David Daney <ddaney@avtrex.com>
2225 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2226 as ATTRIBUTE_UNUSED.
2228 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2229 Segher Boessenkool <segher@kernel.crashing.org>
2231 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2232 HAVE_LOCAL_CPU_DETECT not defined.
2234 2007-08-11 Jan Hubicka <jh@suse.cz>
2236 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2237 (cgraph_process_new_functions): Honor previous value of
2238 disregard_inline_limits.
2239 * ipa-inline.c (compute_inline_parameters): Likewise.
2241 2007-08-11 Ian Lance Taylor <iant@google.com>
2243 * alias.h (alias_set_type): Define new type.
2244 (ALIAS_SET_MEMORY_BARRIER): Use it.
2245 * rtl.h: Include alias.h.
2246 (struct mem_attrs): Use alias_set_type.
2247 * tree.h: Include alias.h
2248 (struct tree_type): Use alias_set_type.
2249 (struct tree_struct_field_tag): Likewise.
2250 (struct tree_decl_common): Likewise.
2251 * alias.c (struct alias_set_entry): Use alias_set_type.
2252 (get_alias_set_entry, alias_set_subset_of): Likewise.
2253 (alias_sets_conflict_p): Likewise.
2254 (alias_sets_must_conflict_p): Likewise.
2255 (objects_must_conflict_p): Likewise.
2256 (get_alias_set, new_alias_set): Likewise.
2257 (record_alias_subset, record_component_aliases): Likewise.
2258 (varargs_set, frame_set): Change to alias_set_type.
2259 (get_varargs_alias_set): Use alias_set_type.
2260 (get_frame_alias_set): Likewise.
2261 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2262 * dse.c (struct store_info): Use alias_set_type.
2263 (struct read_info, struct clear_alias_mode_holder): Likewise.
2264 (clear_alias_set_lookup, canon_address): Likewise.
2265 (record_store, check_mem_read_rtx): Likewise.
2266 (dse_record_singleton_alias_set): Likewise.
2267 (dse_invalidate_singleton_alias_set): Likewise.
2268 * emit-rtl.c (get_mem_attrs): Likewise.
2269 (set_mem_attributes_minus_bitpos): Likewise.
2270 (set_mem_alias_set): Likewise.
2271 * expr.c (store_constructor_field, store_field): Likewise.
2272 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2273 * langhooks.c (lhd_get_alias_set): Likewise.
2274 * langhooks-def.h (lhd_get_alias_set): Likewise.
2275 * reload1.c (alter_reg): Likewise.
2276 * tree-flow.h (struct fieldoff): Likewise.
2277 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2278 (may_alias_p, get_smt_for, create_sft): Likewise.
2279 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2280 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2281 (merge_smts_into): Likewise.
2282 * varasm.c (const_alias_set): Likewise.
2283 * c-common.c (strict_aliasing_warning): Likewise.
2284 (c_common_get_alias_set): Likewise.
2285 * dse.h (dse_record_singleton_alias_set): Update declaration.
2286 (dse_invalidate_singleton_alias_set): Likewise.
2287 * emit-rtl.h (set_mem_alias_set): Likewise.
2288 * c-common.h (c_common_get_alias_set): Likewise.
2289 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2290 * print-tree.c (print_node): Likewise.
2291 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2293 (alpha_setup_incoming_varargs): Use alias_set_type.
2294 * config/i386/i386.c (setup_incoming_varargs_64): Use
2296 (setup_incoming_varargs_ms_64): Likewise.
2297 (ix86_GOT_alias_set): Likewise.
2298 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2299 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2300 (set): Change to alias_set_type.
2301 (get_TOC_alias_set): Use alias_set_type.
2302 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2304 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2305 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2307 (struct_value_alias_set): Likewise.
2308 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2310 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2312 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2313 * config/vxworks.h (TARGET_VXWORKS): Override.
2314 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2315 "mips" if TARGET_VXWORKS.
2317 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2319 * calls.c (avoid_likely_spilled_reg): New function.
2320 (expand_call): Use it.
2322 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2324 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2326 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2328 * config/mips/predicates.md (const_call_insn_operand): Invoke
2329 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2331 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2334 * config/rs6000/driver-rs6000.c: Include link.h.
2335 Use ElfW instead of wordsize-specif typedef.
2337 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * system.h (CONST_CAST): New.
2340 * c-decl.c (c_make_fname_decl): Use it.
2341 * c-lex.c (cb_ident, lex_string): Likewise.
2342 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2343 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2344 give_switch, set_multilib_dir): Likewise.
2345 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2346 * passes.c (execute_one_pass): Likewise.
2347 * prefix.c (update_path): Likewise.
2348 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2349 * tree.c (build_string): Likewise.
2351 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2353 * tree-flow-inline.h (is_exec_stmt): Remove.
2354 (is_label_stmt): Remove.
2355 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2358 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2360 * lower-subreg.c (resolve_shift_zext): Don't adjust
2361 src_reg_num for wordmode operands.
2363 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2364 David Ung <davidu@mips.com>
2366 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2367 (TARGET_SCHED_REORDER2): Define.
2368 (mips_maybe_swap_ready): New.
2369 (mips_last_74k_agen_insn): New.
2370 (mips_74k_agen_init): New.
2371 (mips_74k_agen_reorder): New function to group loads and stores
2373 (mips_sched_init): New.
2374 (mips_sched_reorder): Don't do initialization here. Call
2375 mips_74k_agen_reorder.
2376 (mips_variable_issue): Call mips_74k_agen_init.
2378 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2380 * tree-flow-inline.h (get_filename): Remove.
2382 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2384 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2386 (mips_fetch_insns): Delete in favor of...
2387 (mips_load_store_insns): ...this new function.
2388 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2389 to say whether multiword moves _might_ be split.
2390 (mips_fetch_insns): Delete in favor of...
2391 (mips_load_store_insns): ...this new function.
2392 (mips_rtx_costs): Update the call to mips_address_insns.
2393 (mips_address_cost): Likewise.
2394 * config/mips/mips.md (length): Use mips_load_store_insns instead
2395 of mips_fetch_insns.
2396 * config/mips/constraints.md (R): Use mips_address_insns rather
2397 than mips_fetch_insns. Assume that the move never needs to be split.
2399 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2401 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2402 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2403 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2404 * config/mips/mips.h (mips16_hard_float): Delete.
2405 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2406 definitions, and replace with....
2407 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2408 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2409 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2410 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2411 (override_options): Replace MASK_SOFT_FLOAT references with
2412 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2413 and mips16_hard_float when TARGET_MIPS16.
2415 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2418 * c-typeck.c (build_binary_op): Check for non pointer types before
2419 calling int_fits_type_p.
2421 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2424 * fold-const.c (omit_one_operand): Return only the ommitted expression
2425 if the result is an empty statement.
2426 (pedantic_omit_one_operand): Likewise.
2428 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2430 * c-typeck.c (readonly_error): Improve error for assignment.
2432 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2434 (pp_c_expression): Ditto.
2436 2007-08-09 Simon Baldwin <simonb@google.com>
2438 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2439 break that was preventing simplify_associative_operation() for xor.
2441 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2442 Nigel Stephens <nigel@mips.com>
2444 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2445 Document change in interpretation of value from boolean to
2447 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2448 ffs and ctz using clz.
2449 (expand_unop): Call them.
2450 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2452 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2453 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2454 enable the new ffs expansion on this target.
2456 2007-08-09 Jan Hubicka <jh@suse.cz>
2458 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2459 (expand_ternary_op): Likewise.
2460 (expand_vec_shift_expr): Likewise.
2461 (expand_binop_directly): Likewise.
2462 (expand_binop): Likewise.
2463 (sign_expand_binop): Likewise.
2464 (expand_twoval_unop): Likewise.
2465 (expand_twoval_binop): Likewise.
2466 (expand_twoval_binop_libfunc): Likewise.
2467 (widen_clz): Likewise.
2468 (widen_bswap): Likewise.
2469 (expand_parity): Likewise.
2470 (expand_unop): Likewise.
2471 (expand_abs_nojump): Likewise.
2472 (expand_copysign): Likewise.
2473 (emit_no_conflict_block): Likewise.
2474 (emit_libcall_block): Likewise.
2475 (can_compare_p): Likewise.
2476 (prepare_cmp_insn): Likewise.
2477 (emit_cmp_and_jump_insn_1): Likewise.
2478 (prepare_float_lib_cmp): Likewise.
2479 (emit_conditional_add): Likewise.
2480 (gen_add2_insn): Likewise.
2481 (have_add2_insn): Likewise.
2482 (gen_sub2_insn): Likewise.
2483 (have_sub2_insn): Likewise.
2484 (can_extend_p): Likewise.
2485 (can_fix_p): Likewise.
2486 (can_float_p): Likewise.
2487 (expand_float): Likewise.
2488 (expand_fix): Likewise.
2489 (expand_sfix_optab): Likewise.
2490 (new_optab): Likewise.
2491 (new_convert_optab): Likewise.
2492 (init_libfuncs): Likewise.
2493 (init_interclass_conv_libfuncs): Likewise.
2494 (init_intraclass_conv_libfuncs): Likewise.
2495 (set_conv_libfunc): Likewise.
2496 (init_optabs): Likewise.
2497 (debug_optab_libfuncs): Likewise.
2498 (gen_cond_trap): Likewise.
2499 * optabs.h (optab_handler, convert_optab_hanlder): New.
2500 * genopinit.c: Update optabs generation table.
2501 * reload.c (find_reloads_address_1): Use optabs accestors.
2502 * builtins.c (expand_builtin_mathfn): Likewise.
2503 (expand_builtin_mathfn_2): Likewise.
2504 (expand_builtin_mathfn_3): Likewise.
2505 (expand_builtin_interclass_mathfn): Likewise.
2506 (expand_builtin_sincos): Likewise.
2507 (expand_builtin_cexpi): Likewise.
2508 (expand_builtin_powi): Likewise.
2509 (expand_builtin_strlen): Likewise.
2510 * dojump.c (do_jump): Likewise.
2511 * expr.c (convert_move): Likewise.
2512 (move_by_pieces): Likewise.
2513 (move_by_pieces_ninsns): Likewise.
2514 (can_store_by_pieces): Likewise.
2515 (store_by_pieces_1): Likewise.
2516 (emit_move_via_integer): Likewise.
2517 (emit_move_complex): Likewise.
2518 (emit_move_ccmode): Likewise.
2519 (emit_move_insn_1): Likewise.
2520 (emit_single_push_insn): Likewise.
2521 (store_constructor): Likewise.
2522 (expand_expr_real_1): Likewise.
2523 (do_store_flag): Likewise.
2524 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2525 (enumerate_modes): Likewise.
2526 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2527 (supportable_widening_operation): Likewise.
2528 (supportable_narrowing_operation): Likewise.
2529 * expmed.c (store_bit_field_1): Likewise.
2530 (extract_bit_field_1): Likewise.
2531 (expand_mult_highpart_optab): Likewise.
2532 (expand_smod_pow2): Likewise.
2533 (expand_divmod): Likewise.
2534 (emit_store_flag): Likewise.
2535 * tree-vect-patterns.c
2536 (vect_pattern_recog_1): Likewise.
2537 * tree-ssa-loop-prefetch.c
2538 (nontemporal_store_p): Likewise.
2539 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2540 (vect_create_epilog_for_reduction): Likewise.
2541 (vectorizable_reduction): Likewise.
2542 (vectorizable_operation): Likewise.
2543 (vect_strided_store_supported): Likewise.
2544 (vectorizable_store): Likewise.
2545 (vect_strided_load_supported): Likewise.
2546 (vectorizable_load): Likewise.
2547 * combine.c (simplify_comparison): Likewise.
2548 * tree-vect-generic.c
2549 (type_for_widest_vector_mode): Likewise.
2550 (expand_vector_operations_1): Likewise.
2551 * config/spu/spu.c (spu_expand_mov): Likewise.
2552 (spu_emit_vector_compare): Likewise.
2553 * config/rs6000/rs6000.c
2554 (rs6000_emit_vector_compare): Likewise.
2555 * stmt.c (add_case_node): Likewise.
2556 * reload1.c (gen_reload):
2558 2007-08-09 Michael Matz <matz@suse.de>
2560 * tree.h (fixed_zerop): Declare as taking a const_tree.
2561 * tree.c (fixed_zerop): Take a const_tree.
2563 2007-08-09 Ira Rosen <irar@il.ibm.com>
2565 * tree-vect-transform.c (vectorizable_store): Remove call to
2566 copy_virtual_operands() and call mark_symbols_for_renaming() for
2567 the created vector store.
2568 (vect_setup_realignment): Don't call copy_virtual_operands() and
2569 update_vuses_to_preheader().
2570 (vectorizable_load): Don't call copy_virtual_operands().
2571 (update_vuses_to_preheader): Remove.
2573 2007-08-08 Chao-ying Fu <fu@mips.com>
2575 * tree.def (FIXED_POINT_TYPE): New type.
2576 (FIXED_CST): New constant.
2577 (FIXED_CONVERT_EXPR): New expr.
2578 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2579 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2580 * tree.h (struct tree_base): Add saturating_flag.
2581 Remove one bit of spare for saturating_flag.
2582 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2583 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2584 FIXED_POINT_TYPE_P): Define.
2585 (TYPE_SATURATING): Define.
2586 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2587 (struct tree_fixed_cst): New.
2588 (TYPE_IBIT, TYPE_FBIT): Define.
2589 (tree_node): Add fixed_cst.
2590 (enum tree_index): Add new enumeration values of
2591 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2592 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2593 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2594 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2595 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2596 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2597 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2598 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2599 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2600 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2601 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2602 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2603 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2604 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2605 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2606 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2607 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2608 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2609 (sat_short_fract_type_node, sat_fract_type_node,
2610 sat_long_fract_type_node, sat_long_long_fract_type_node,
2611 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2612 sat_unsigned_long_fract_type_node,
2613 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2614 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2615 unsigned_short_fract_type_node, unsigned_fract_type_node,
2616 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2617 sat_short_accum_type_node, sat_accum_type_node,
2618 sat_long_accum_type_node, sat_long_long_accum_type_node,
2619 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2620 sat_unsigned_long_accum_type_node,
2621 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2622 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2623 unsigned_short_accum_type_node, unsigned_accum_type_node,
2624 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2625 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2626 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2627 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2628 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2629 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2630 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2631 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2632 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2633 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2634 sat_uda_type_node, sat_uta_type_node): New macro.
2635 (make_fract_type, make_accum_type): Declare.
2636 (make_signed_fract_type, make_unsigned_fract_type,
2637 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2638 make_signed_accum_type, make_unsigned_accum_type,
2639 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2640 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2641 make_or_reuse_sat_signed_fract_type,
2642 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2643 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2644 make_or_reuse_sat_unsigned_accum_type): New macro.
2645 (fixed_zerop): Declare.
2646 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2647 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2648 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2649 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2650 * treestruct.def: Add TS_FIXED_CST.
2651 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2653 (tree-dump.o): Likewise.
2654 (print-tree.o): Likewise.
2655 (tree-pretty-print.o): Likewise.
2656 (fold-const.o): Likewise.
2657 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2658 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2659 (is_gimple_min_invariant): Handle FIXED_CST.
2660 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2661 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2662 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2663 (layout_type): Handle FIXED_POINT_TYPE.
2664 (make_fract_type, make_accum_type): New functions.
2665 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2666 * tree-dump.c (fixed-value.h): New include.
2667 (dump_fixed): New function.
2668 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2669 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2670 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2671 * tree-pretty-print.c (fixed-value.h): New include.
2672 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2674 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2675 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2676 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2677 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2678 for non-saturating fixed-point types.
2679 (reassociate_bb): Likewise.
2680 * emit-rtl.c (fixed-value.h): New include.
2681 (fconst0, fconst1): New array.
2682 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2683 * tree-vect-generic.c expand_vector_operation): Support
2684 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2686 (type_for_widest_vector_mode): Add one parameter for the
2688 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2690 Pass the satp parameter to type_for_mode for fixed-point types.
2691 (expand_vector_operations_1): Pass the saturating flag to
2692 type_for_widest_vector_mode.
2693 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2694 and MODE_VECTOR_UACCUM.
2695 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2696 (vectorizable_condition): Likewise.
2697 * tree.c (fixed-value.h): New include.
2698 (tree_code_size): Support FIXED_CST.
2699 (build_fixed): New function.
2700 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2701 (fixed_zerop): New function.
2702 (tree_node_structure): Support FIXED_CST.
2703 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2704 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2705 (type_hash_eq): Handle FIXED_POINT_TYPE.
2706 (simple_cst_equal): Support FIXED_CST.
2707 (iterative_hash_expr): Handle FIXED_CST.
2708 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2709 (get_narrower): Likewise.
2710 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2711 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2712 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2713 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2715 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2716 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2717 (initializer_zerop): Support FIXED_CST.
2718 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2719 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2720 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2721 (is_base_type): Handle FIXED_POINT_TYPE.
2722 (add_type_attribute): Handle FIXED_POINT_TYPE.
2723 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2724 * print-tree.c (fixed-value.h): New include.
2725 (print_node_brief): Support FIXED_CST.
2726 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2727 * c-pretty-print.c (fixed-value.h): New include.
2728 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2729 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2730 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2731 Support fixed-point types for inner items in VECTOR_TYPE.
2732 (pp_c_direct_declarator): Likewise.
2733 (pp_c_declarator): Likewise.
2734 (pp_c_fixed_constant): New function.
2735 (pp_c_constant): Handle FIXED_CST.
2736 (pp_c_primary_expression): Likewise.
2737 (pp_c_expression): Likewise.
2738 * fold-const.c (fixed-value.h): New include.
2739 (negate_expr_p): Return true for FIXED_CST.
2740 (fold_negate_expr): Support FIXED_CST.
2741 (split_tree): Support FIXED_CST.
2742 (const_binop): Support FIXED_CST.
2743 (fold_convert_const_int_from_fixed): New function to convert from
2745 (fold_convert_const_real_from_fixed): New function to convert from
2747 (fold_convert_const_fixed_from_fixed): New function to convert from
2748 fixed to another fixed.
2749 (fold_convert_const_fixed_from_int): New function to convert from
2751 (fold_convert_const_fixed_from_real): New function to convert from
2753 (fold_convert_const): Support conversions from fixed to int, from
2754 fixed to real, from fixed to fixed, from int to fixed, and from real
2756 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2757 (operand_equal_p): Support FIXED_CST.
2758 (make_range): For fixed-point modes, we need to pass the
2759 saturating flag as the 2nd parameter.
2760 (tree_swap_operands_p): Handle FIXED_CST.
2761 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2763 (fold_unary): Support FIXED_CONVERT_EXPR.
2764 (fold_binary): Handle FIXED_CST.
2765 Make sure the type is not saturating, before associating operations.
2766 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2767 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2768 (fold_negate_const): Support FIXED_CST.
2769 (fold_relational_const): Support FIXED_CST.
2770 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2771 (gimplify_expr): Handle FIXED_CST.
2772 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2773 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2774 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2775 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2776 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2777 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2778 LONG_LONG_ACCUM_TYPE_SIZE.
2779 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2780 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2781 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2782 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2783 MODE_ACCUM, and MODE_UACCUM.
2784 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2785 fixed-point types to disable reduction.
2786 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2788 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2790 * config/rs6000/x-rs6000: New file.
2791 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2792 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2793 (EXTRA_SPEC_FUNCTIONS): Define.
2794 (HAVE_LOCAL_CPU_DETECT): Define.
2795 (CC1_CPU_SPEC): Define.
2796 * config/rs6000/driver-rs6000.c: New file.
2797 * config/rs6000/aix.h (CC1_SPEC): Define.
2798 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2799 * config.host: Add x-rs6000 to host_xmake_file if host and target
2800 are rs6000 or powerpc.
2802 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2804 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2806 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2807 Sandra Loosemore <sandra@codesourcery.com>
2808 Chao-ying Fu <fu@mips.com>
2809 Nigel Stephens <nigel@mips.com>
2810 David Ung <davidu@mips.com>
2812 * doc/invoke.texi (-mcode-readable): Document.
2813 * config/mips/mips.opt (mcode-readable): New option.
2814 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2815 * config/mips/mips.h (mips_code_readable_setting): New enum.
2816 (mips_code_readable): Declare.
2817 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2818 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2819 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2820 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2821 boiler-plate comments.
2822 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2823 * config/mips/mips.c (mips_code_readable): New variable.
2824 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2825 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2826 context and -mcode-readable setting to restrict the use of
2827 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2828 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2829 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2830 (mips_blocks_for_constant_p): Only return false for
2831 TARGET_MIPS16_PCREL_LOADS.
2832 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2833 for MIPS16. Handle SYMBOL_32_HIGH.
2834 (mips_const_insns): Allow HIGHs for MIPS16 too.
2835 (mips_unspec_address_offset): New function, split out from...
2836 (mips_unspec_address): ...here.
2837 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2838 16-bit symbolic constants. Assert approropiate conditions for
2839 using the "la" and "dla" macros.
2840 (mips_handle_option): Handle -mcode-readable=.
2841 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2842 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2843 (mips_strip_unspec_address): New function, split out from...
2844 (print_operand_reloc): ...here.
2845 (print_operand): Pass constants through mips_strip_unspec_address.
2846 (print_operand_address): Likewise.
2847 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2848 (mips_select_rtx_section): Remove MIPS16 handling.
2849 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2850 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2851 (mips16_lay_out_constants): Do nothing unless
2852 TARGET_MIPS16_PCREL_LOADS.
2853 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2854 * config/mips/mips.md: Split HIGHs for MIPS16.
2855 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2857 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2859 * config/mips/mips-protos.h (mips_emit_move): Declare.
2860 * config/mips/mips.c (mips_emit_move): New function.
2861 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2862 (mips_legitimize_const_move): Likewise.
2863 (mips_legitimize_move): Likewise.
2864 (mips_split_64bit_move): Likewise.
2865 (mips_restore_gp): Likewise.
2866 (mips_load_call_address): Likewise.
2867 (mips_emit_fcc_reload): Likewise.
2868 (mips_set_return_address): Likewise.
2869 (mips_block_move_straight): Likewise.
2870 (mips_block_move_loop): Likewise.
2871 (mips_setup_incoming_varargs): Likewise.
2872 (mips_save_reg): Likewise.
2873 (mips_expand_prologue): Likewise.
2874 (mips_restore_reg): Likewise.
2875 (mips_expand_epilogue): Likewise.
2876 (mips_output_mi_thunk): Likewise.
2877 (build_mips16_call_stub): Likewise.
2878 (mips_builtin_branch_and_move): Likewise.
2879 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2880 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2881 (fixuns_truncdfdi2): Likewise.
2882 (fixuns_truncsfsi2): Likewise.
2883 (fixuns_truncsfdi2): Likewise.
2884 (loadgp_absolute): Likewise.
2885 (builtin_setjmp_setup): Likewise.
2886 (builtin_longjmp): Likewise.
2887 (untyped_call): Likewise.
2889 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2891 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2892 an "rtx *" argument. Return a bool.
2893 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2894 values and return true if they can be split. Take the same kind of
2895 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2896 and store the lo_sum there if nonnull. Use the symbol type to
2897 determine whether a $gp or HIGH is needed.
2898 (mips_legitimize_address): Update call to mips_split_symbol and
2899 simplify accordingly.
2900 (mips_legitimize_const_move): Likewise.
2901 * config/mips/mips.md: In the combine define_split,
2902 check mips_split_symbol instead of splittable_symbolic_operand.
2903 Update use of mips_split_symbol in the generator code.
2904 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2906 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2908 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2909 (mips_symbol_insns_1): New function, split out from...
2910 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2911 and stores separately from load addresses.
2912 (mips_classify_address): Replace uses of mips_symbolic_address_p
2913 with uses of mips_symbol_insns.
2914 (mips_address_insns): Update calls to mips_symbol_insns.
2915 (mips_const_insns): Likewise.
2916 (mips_legitimize_address): Likewise.
2918 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2920 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2921 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2922 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2923 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2924 non-call contexts if TARGET_MIPS16.
2925 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2926 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2927 code for SYMBOL_ABSOLUTE.
2928 (mips_symbol_insns): Likewise.
2930 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2932 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2933 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2934 (mips_symbolic_constant_p): Likewise. Update the call to
2935 mips_classify_symbol.
2936 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2937 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2938 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2939 (print_operand_reloc): Add a context argument. Update the call to
2940 mips_symbolic_constant_p.
2941 (print_operand): Update the calls to print_operand_reloc.
2942 (print_operand_address): Use print_operand_reloc rather than
2944 (mips_rewrite_small_data_p): Add a context argument. Update the call
2945 to mips_symbolic_constant_p.
2946 (mips_small_data_pattern_1): Make DATA the containing mem.
2947 Update the call to mips_rewrite_small_data_p.
2948 (mips_rewrite_small_data_1): Likewise.
2949 (mips_use_anchors_for_symbol_p): Update the call to
2950 mips_symbolic_constant_p.
2951 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2952 (splittable_symbolic_operand): Likewise.
2953 (move_operand): Likewise.
2954 (absolute_symbolic_operand): Likewise.
2955 (got_disp_operand): Likewise.
2956 (got_page_ofst_operand): Likewise.
2958 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2960 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2961 (SYMBOL_ABSOLUTE): ...this.
2962 (SYMBOL_SMALL_DATA): Rename to...
2963 (SYMBOL_GP_RELATIVE): ...this.
2964 (SYMBOL_CONSTANT_POOL): Rename to...
2965 (SYMBOL_PC_RELATIVE): ...this.
2966 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2967 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2968 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2969 after above changes.
2970 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2971 (general_symbolic_operand): Rename to...
2972 (absolute_symbolic_operand): ...this.
2973 * config/mips/mips.md: Update after above changes.
2975 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2976 Revital Eres <eres@il.ibm.com>
2978 * ddg.c (print_ddg): Add dump information.
2979 * modulo-sched.c (print_node_sched_params): Add parameter and
2981 (calculate_maxii): Remove function.
2982 (undo_generate_reg_moves): Likewise.
2983 (undo_permute_partial_schedule): Likewise.
2984 (kernel_number_of_cycles): Likewise.
2985 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2986 (sms_schedule): Use it. Remove profitability checks.
2987 (sms_schedule_by_order): Fix order of nodes within the cycle.
2989 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2991 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2992 -profile option, add pie support.
2993 (ENDFILE_SPEC): New spec.
2994 * config/gnu.h (LIB_SPEC): Add -profile option.
2996 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2998 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2999 * config/gnu.h (LIB_SPEC): Likewise.
3001 2007-08-07 Yaz Saito <saito@google.com>
3002 Ian Lance Taylor <iant@google.com>
3004 * common.opt (finstrument-functions-exclude-function-list): New
3006 (finstrument-functions-exclude-file-list): New option.
3007 * opts.c (char_p): Define and DEF_VEC.
3008 (flag_instrument_functions_exclude_functions): New static
3010 (flag_instrument_functions_exclude_files): New static variable.
3011 (add_instrument_functions_exclude_list): New static function.
3012 (flag_instrument_functions_exclude_p): New function.
3013 (common_handle_option): Handle new options.
3014 * flags.h (flag_instrument_functions_exclude_p): Declare.
3015 * gimplify.c (gimplify_function_tree): Call
3016 flag_instrument_functions_exclude_p.
3017 * doc/invoke.texi (Option Summary): Mention new options.
3018 (Code Gen Options): Document new options.
3020 2007-08-07 Ian Lance Taylor <iant@google.com>
3022 PR rtl-optimization/32776
3023 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3024 (resolve_use): Likewise.
3025 (decompose_multiword_subregs): Remove "changed" local variable.
3027 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3029 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3030 * configure: Regenerate.
3031 * config.in: Regenerate.
3032 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3035 2007-08-07 Ian Lance Taylor <iant@google.com>
3037 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3038 note, just delete the insn.
3040 2007-08-07 Andreas Schwab <schwab@suse.de>
3043 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3046 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3048 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3049 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3050 (decompose_multiword_subregs): Use the functions above to decompose
3051 multiword shifts and zero-extends.
3053 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3055 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3056 "assemble" descriptions which were swapped.
3058 2007-08-06 Chao-ying Fu <fu@mips.com>
3060 * fixed-value.h: New file.
3061 * fixed-value.c: New file.
3062 * Makefile.in (OBJS-common): Add fixed-value.o.
3063 (fixed-value.o): New rule.
3064 (GTFILES): Add fixed-value.h.
3065 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3066 to compare a.low and b.low.
3067 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3069 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3070 Daniel Jacobowitz <dan@codesourcery.com>
3073 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3075 (x86_64-*-netbsd*): Likewise.
3076 (x86_64-*-linux*): Likewise.
3077 (x86_64-*-kfreebsd*-gnu): Likewise.
3078 (x86_64-*-knetbsd*-gnu): Likewise.
3079 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3081 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3083 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3084 Add -fno-asynchronous-unwind-tables.
3086 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3087 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3088 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3089 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3090 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3092 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3094 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3095 (TARGET_C_MODE_FOR_SUFFIX): New.
3097 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3099 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3101 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3103 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3105 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3107 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3108 before checking function returns in conditional expressions.
3110 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3113 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3115 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3118 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3119 for INTEGRAL_TYPE_P.
3121 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3123 * configure.ac: Remove --enable-checking=df from default settings.
3124 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3125 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3126 if the parameter is true.
3127 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3128 DF_VERIFY_SCHEDULED flag is true.
3129 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3130 (df_finish_pass): Adjust prototype.
3131 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3134 * see.c (pass_see): Add TODO_df_verify.
3135 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3136 * global.c (rest_of_handle_global_alloc): Schedule verification
3138 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3140 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3141 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3142 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3144 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3145 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3146 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3148 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3149 Revital Eres <eres@il.ibm.com>
3151 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3153 * ddg.c (create_ddg_dependence): Rename to...
3154 (create_ddg_dep_from_intra_loop_link): This. Do not check
3155 for interloop edges. Do not create anti dependence edge when
3156 a true dependence edge exists in the opposite direction and
3157 -fmodulo-sched-allow-regmoves is set.
3158 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3159 (add_cross_iteration_register_deps): Create anti dependence edge
3160 when -fno-modulo-sched-allow-regmoves is set.
3161 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3163 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3165 * config/arm/arm.md (movsi): Add braces.
3167 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3170 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3171 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3174 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3176 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3177 state accessor functions.
3178 * cfgloopmanip.c (remove_path, create_preheaders,
3179 force_single_succ_latches, fix_loop_structure): Ditto.
3180 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3181 tree_duplicate_loop_to_header_edge): Ditto.
3182 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3183 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3185 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3186 cleanup_tree_cfg): Ditto.
3187 * tree-cfg.c (tree_merge_blocks): Ditto.
3188 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3189 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3190 loop_preheader_edge, single_exit): Ditto.
3191 (flow_loops_find): Do not clear loops->state.
3192 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3193 loops_state_clear): New functions.
3195 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3198 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3199 when adding to the base and convert ELT to sizetype instead of type.
3201 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3204 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3205 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3207 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3210 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3211 correct type the negate expression.
3213 2007-08-03 Jan Hubicka <jh@suse.cz>
3215 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3218 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3220 * config/rs6000/rs6000.c (struct processor_cost): Change
3221 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3222 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3224 (rios1_costs, rios2_cost): Correct cache line size.
3225 (rs6000_override_options): Set l2-cache-size parameter.
3227 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3228 Diego Novillo <dnovillo@google.com>
3231 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3232 if the range includes 0.
3234 2007-08-03 Ben Elliston <bje@au.ibm.com>
3236 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3237 mode to unspec expressions to silence a warning from the generator
3240 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3242 * config/ia64/constraints.md ("U"): Make constraint vector only.
3244 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3247 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3248 always_inline attribute on the function decl.
3250 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3253 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3254 if we are compiling with -fPIC.
3256 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3257 Nigel Stephens <nigel@mips.com>
3259 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3260 Define for MIPS32 and MIPS64.
3262 2007-08-02 Nick Clifton <nickc@redhat.com>
3264 * config/host-hpux.c: Change copyright header to refer to version
3265 3 of the GNU General Public License and to point readers at the
3266 COPYING3 file and the FSF's license web page.
3267 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3268 config/alpha/linux.h, config/alpha/alpha.opt,
3269 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3270 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3271 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3272 config/alpha/alpha.h, config/alpha/sync.md,
3273 config/alpha/openbsd.h, config/alpha/alpha.md,
3274 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3275 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3276 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3277 config/alpha/constraints.md, config/alpha/osf.h,
3278 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3279 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3280 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3281 config/frv/frv-asm.h, config/frv/frv-protos.h,
3282 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3283 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3284 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3285 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3286 config/s390/s390.opt, config/s390/s390-modes.def,
3287 config/s390/fixdfdi.h, config/s390/constraints.md,
3288 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3289 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3290 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3291 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3292 config/m32c/prologue.md, config/m32c/m32c.abi,
3293 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3294 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3295 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3296 config/m32c/jump.md, config/m32c/shift.md,
3297 config/m32c/m32c-protos.h, config/libgloss.h,
3298 config/spu/spu-protos.h, config/spu/predicates.md,
3299 config/spu/spu-builtins.h, config/spu/spu.c,
3300 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3301 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3302 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3303 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3304 config/sparc/hypersparc.md, config/sparc/predicates.md,
3305 config/sparc/linux.h, config/sparc/sp64-elf.h,
3306 config/sparc/supersparc.md, config/sparc/cypress.md,
3307 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3308 config/sparc/niagara.md, config/sparc/sparc.md,
3309 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3310 config/sparc/sparc.opt, config/sparc/sync.md,
3311 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3312 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3313 config/sparc/sparc.c, config/sparc/little-endian.opt,
3314 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3315 config/sparc/linux64.h, config/sparc/freebsd.h,
3316 config/sparc/sol2.h, config/sparc/rtemself.h,
3317 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3318 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3319 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3320 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3321 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3322 config/m32r/linux.h, config/m32r/constraints.md,
3323 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3324 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3325 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3326 config/i386/i386.md, config/i386/netware-crt0.c,
3327 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3328 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3329 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3330 config/i386/sol2.h, config/i386/constraints.md,
3331 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3332 config/i386/predicates.md, config/i386/geode.md,
3333 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3334 config/i386/freebsd64.h, config/i386/vxworksae.h,
3335 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3336 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3337 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3338 config/i386/netware.h, config/i386/i386-modes.def,
3339 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3340 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3341 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3342 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3343 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3344 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3345 config/i386/xm-mingw32.h, config/i386/linux64.h,
3346 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3347 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3348 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3349 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3350 config/i386/cygwin2.c, config/i386/i386-protos.h,
3351 config/i386/sync.md, config/i386/openbsd.h,
3352 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3353 config/i386/nto.h, config/i386/biarch64.h,
3354 config/i386/i386-coff.h, config/i386/freebsd.h,
3355 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3356 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3357 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3358 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3359 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3360 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3361 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3362 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3363 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3364 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3365 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3366 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3367 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3368 config/sh/superh64.h, config/sh/rtemself.h,
3369 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3370 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3371 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3372 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3373 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3374 config/avr/predicates.md, config/avr/constraints.md,
3375 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3376 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3377 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3378 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3379 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3380 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3381 config/c4x/predicates.md, config/c4x/c4x.h,
3382 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3383 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3384 config/xtensa/linux.h, config/xtensa/xtensa.h,
3385 config/xtensa/elf.h, config/xtensa/xtensa.md,
3386 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3387 config/xtensa/xtensa-protos.h, config/dbx.h,
3388 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3389 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3390 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3391 config/host-solaris.c, config/fr30/fr30.h,
3392 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3393 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3394 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3395 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3396 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3397 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3398 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3399 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3400 config/cris/predicates.md, config/cris/linux.h,
3401 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3402 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3403 config/cris/aout.opt, config/cris/cris-protos.h,
3404 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3405 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3406 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3407 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3408 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3409 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3410 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3411 config/chorus.h, config/mn10300/mn10300.c,
3412 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3413 config/mn10300/mn10300.h, config/mn10300/linux.h,
3414 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3415 config/mn10300/mn10300.md, config/ia64/predicates.md,
3416 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3417 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3418 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3419 config/ia64/freebsd.h, config/ia64/ia64.md,
3420 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3421 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3422 config/gofast.h, config/rtems.h, config/sol2-10.h,
3423 config/m68k/predicates.md, config/m68k/m68k.md,
3424 config/m68k/linux.h, config/m68k/m68k-modes.def,
3425 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3426 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3427 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3428 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3429 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3430 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3431 config/m68k/constraints.md, config/m68k/rtemself.h,
3432 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3433 config/m68k/uclinux.h, config/rs6000/power4.md,
3434 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3435 config/rs6000/linux.h, config/rs6000/eabi.h,
3436 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3437 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3438 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3439 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3440 config/rs6000/windiss.h, config/rs6000/603.md,
3441 config/rs6000/aix41.h, config/rs6000/cell.md,
3442 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3443 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3444 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3445 config/rs6000/default64.h, config/rs6000/7xx.md,
3446 config/rs6000/darwin.opt, config/rs6000/spe.md,
3447 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3448 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3449 config/rs6000/7450.md, config/rs6000/linux64.h,
3450 config/rs6000/constraints.md, config/rs6000/440.md,
3451 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3452 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3453 config/rs6000/rs6000.h, config/rs6000/power6.md,
3454 config/rs6000/predicates.md, config/rs6000/altivec.md,
3455 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3456 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3457 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3458 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3459 config/rs6000/linux64.opt, config/rs6000/sync.md,
3460 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3461 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3462 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3463 config/rs6000/eabispe.h, config/rs6000/e500.h,
3464 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3465 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3466 config/rs6000/aix.h, config/rs6000/vxworks.h,
3467 config/rs6000/40x.md, config/rs6000/aix51.h,
3468 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3469 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3470 config/arc/arc.h, config/mcore/mcore-elf.h,
3471 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3472 config/mcore/mcore.md, config/mcore/mcore.c,
3473 config/mcore/mcore.opt, config/mcore/mcore.h,
3474 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3475 config/score/predicates.md, config/score/score-version.h,
3476 config/score/score-protos.h, config/score/misc.md,
3477 config/score/elf.h, config/score/score.c, config/score/mac.md,
3478 config/score/score7.md, config/score/score.h,
3479 config/score/score-conv.h, config/score/score-mdaux.c,
3480 config/score/score.md, config/score/score.opt,
3481 config/score/score-modes.def, config/score/score-mdaux.h,
3482 config/score/mul-div.S, config/arm/uclinux-elf.h,
3483 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3484 config/arm/symbian.h, config/arm/linux-elf.h,
3485 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3486 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3487 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3488 config/arm/strongarm-pe.h, config/arm/arm.h,
3489 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3490 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3491 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3492 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3493 config/arm/arm-cores.def, config/arm/arm-protos.h,
3494 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3495 config/arm/wince-pe.h, config/arm/neon.md,
3496 config/arm/constraints.md, config/arm/neon.ml,
3497 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3498 config/arm/arm.opt, config/arm/arm926ejs.md,
3499 config/arm/predicates.md, config/arm/iwmmxt.md,
3500 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3501 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3502 config/arm/neon-testgen.ml, config/arm/arm.md,
3503 config/arm/xscale-coff.h, config/arm/pe.c,
3504 config/arm/arm-generic.md, config/arm/pe.h,
3505 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3506 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3507 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3508 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3509 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3510 config/pa/predicates.md, config/pa/pa64-hpux.h,
3511 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3512 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3513 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3514 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3515 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3516 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3517 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3518 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3519 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3520 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3521 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3522 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3523 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3524 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3525 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3526 config/mips/linux64.h, config/mips/elforion.h,
3527 config/mips/constraints.md, config/mips/generic.md,
3528 config/mips/predicates.md, config/mips/4300.md,
3529 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3530 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3531 config/mips/5k.md, config/mips/vr4120-div.S,
3532 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3533 config/mips/mips-protos.h, config/mips/6000.md,
3534 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3535 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3536 config/mips/mips-modes.def, config/mips/vr.h,
3537 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3538 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3539 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3540 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3541 config/vax/openbsd1.h, config/vax/netbsd.h,
3542 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3543 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3544 config/h8300/rtems.h, config/h8300/predicates.md,
3545 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3546 config/h8300/h8300.md, config/h8300/h8300.opt,
3547 config/h8300/coff.h, config/h8300/h8300-protos.h,
3548 config/v850/v850.md, config/v850/predicates.md,
3549 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3550 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3551 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3552 config/mmix/mmix.h, config/mmix/predicates.md,
3553 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3554 config/mmix/mmix.c, config/mmix/mmix.opt,
3555 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3556 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3557 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3558 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3561 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3563 * emit-rtl.c (reset_used_decls): Rename to...
3564 (set_used_decls): ...this. Set the used flag rather than clearing it.
3565 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3566 DECL_RTLs rather than resetting them.
3568 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3570 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3572 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3574 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3575 argument to find_reloads_address.
3577 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3579 PR tree-optimization/32919
3580 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3581 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3582 (coalesce_ssa_name): Call it.
3584 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3585 David Ung <davidu@mips.com>
3587 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3588 (__mips16_unorddf2, __mips16_floatunsidf): New.
3589 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3591 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3593 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3595 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3596 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3597 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3598 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3599 * omp-low.c (get_ws_args_for, determine_parallel_type,
3600 expand_omp_for_generic, expand_omp_for_static_nochunk,
3601 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3602 Work with more precise CFG.
3603 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3604 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3606 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3607 * gimple-low.c (lower_stmt): Ditto.
3608 * tree-inline.c (estimate_num_insns_1): Ditto.
3609 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3610 (OMP_SECTIONS_SWITCH): New.
3611 * tree-cfgcleanup.c (cleanup_omp_return): New.
3612 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3613 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3614 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3615 (tree_redirect_edge_and_branch): Handle omp constructs.
3617 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3618 with three arguments.
3620 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3622 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3625 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3627 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3628 the loop structures may need fixing.
3629 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3631 (cleanup_tree_cfg_loop): Removed.
3632 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3633 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3634 instead of running cleanup_tree_cfg_loop.
3635 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3636 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3637 (tree_predictive_commoning): Declaration changed.
3638 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3640 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3642 * doc/invoke.texi (l1-cache-size): Update documentation.
3643 (l2-cache-size): Document.
3644 * params.h (L2_CACHE_SIZE): New macro.
3645 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3646 that L1_CACHE_SIZE is in kB now.
3647 (L2_CACHE_SIZE_BYTES): New macro.
3648 (tree_ssa_prefetch_arrays): Show size in kB.
3649 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3650 and l2_cache_size fields.
3651 * config/i386/driver-i386.c (describe_cache): Detect cache size
3653 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3654 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3655 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3656 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3657 (override_options): Set l1-cache-size and l2-cache-size to default
3658 values if not specified otherwise.
3659 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3660 (PARAM_L2_CACHE_SIZE): New.
3662 2007-08-01 Nigel Stephens <nigel@mips.com>
3663 David Ung <davidu@mips.com>
3664 Thiemo Seufer <ths@mips.com>
3665 Chris Dearman <chris@mips.com>
3666 Richard Sandiford <richard@codesourcery.com>
3668 * config.gcc (mips*-sde-elf*): New stanza.
3669 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3670 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3671 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3672 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3673 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3674 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3676 * config/mips/sde.h: New file.
3677 * config/mips/t-libgcc-mips16: Likewise.
3678 * config/mips/t-sde: Likewise.
3679 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3680 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3681 _MIPS_FPSET and _MIPS_SZINT.
3682 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3683 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3684 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3685 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3686 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3687 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3688 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3689 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3690 _MIPS_SZPTR and _MIPS_FPSET.
3691 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3692 architecture is specified.
3693 (MIPS_32BIT_OPTION_SPEC): New macro.
3695 2007-07-31 Dan Hipschman <dsh@google.com>
3697 * gcc.c (end_going_arg): New function.
3698 (do_spec_2): Use it.
3699 (do_spec_1): Use it.
3701 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3703 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3704 only if ENABLE_CHECKING is defined.
3706 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3708 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3709 df_ru_add_problem, df_ru_get_bb_info): Removed.
3710 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3711 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3712 df_ru_free_bb_info, df_ru_alloc,
3713 df_ru_bb_local_compute_process_def,
3714 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3715 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3716 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3717 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3718 df_ru_add_problem): Removed.
3720 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3723 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3724 (casesi32p, casesi64p): Likewise.
3725 (casesi): Adjust for above.
3727 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3729 * mode-switching.c (create_pre_exit): Don't search past calls.
3731 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3733 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3735 2007-07-31 Revital Eres <eres@il.ibm.com>
3737 * ddg.c (add_deps_for_def): Rename to...
3738 (add_cross_iteration_register_deps): This. Change implementation
3739 to use only reaching def and def-use chains to construct the
3740 inter loop dependencies.
3741 (add_deps_for_use): Remove function.
3742 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3743 function to build the inter loop dependencies.
3744 * modulo-sched.c (sms_schedule): Build only
3745 reaching def and def-use chains for the propose of the ddg
3748 2007-07-31 Julian Brown <julian@codesourcery.com>
3750 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3751 New define_insns. Use correct RTL.
3752 (vec_set<mode>): Write as expander.
3754 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3756 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3757 to an unallocated space.
3759 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3762 (split_constant_offset): Enable split_constant_offset to extract
3763 constants from other statements.
3764 * tree-vect-transform.c
3765 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3766 to a temp var. Force base_offset to be simple.
3768 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3770 * df-scan.c (df_scan_verify): Remove artificial limit on
3771 the number of blocks for verification.
3772 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3773 df_simulate_defs): Avoid unnecessary insn checking for defs.
3775 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3777 * config/m68k/lb1sf68.asm (FUNC): New macro.
3779 (__udivsi3): Likewise.
3780 (__divsi3): Likewise.
3781 (__umodsi3): Likewise.
3782 (__modsi3): Likewise.
3783 (__subdf3): Likewise.
3784 (__adddf3): Likewise.
3785 (__muldf3): Likewise.
3786 (__divdf3): Likewise.
3787 (__negdf2): Likewise.
3788 (__cmpdf2): Likewise.
3789 (__subsf3): Likewise.
3790 (__addsf3): Likewise.
3791 (__mulsf3): Likewise.
3792 (__divsf3): Likewise.
3793 (__negsf2): Likewise.
3794 (__cmpsf2): Likewise.
3795 (__eqdf2): Likewise.
3796 (__nedf2): Likewise.
3797 (__gtdf2): Likewise.
3798 (__gedf2): Likewise.
3799 (__ltdf2): Likewise.
3800 (__ledf2): Likewise.
3801 (__eqsf2): Likewise.
3802 (__nesf2): Likewise.
3803 (__gtsf2): Likewise.
3804 (__gesf2): Likewise.
3805 (__ltsf2): Likewise.
3806 (__lesf2): Likewise.
3808 2007-07-30 Ollie Wild <aaw@google.com>
3810 * c-ppoutput.c (print_lines_directives_only): New function.
3811 (scan_translation_unit_directives_only): New function.
3812 (preprocess_file): Add call to scan_translation_unit_directives_only.
3813 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3814 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3815 -fdirectives-only. Add errors for -fdirectives-only conflict with
3816 -Wunused-macros and -traditional.
3817 (finish_options): Add builtin macro initialization for
3818 -fdirectives-only + -fpreprocessed.
3819 * c.opt (fdirectives-only): New.
3820 * doc/cppopts.texi (fdirectives-only): New.
3822 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3824 * alias.c (record_set, memory_modified_1): Constify.
3825 * bt-load.c (note_btr_set): Likewise.
3826 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3827 * combine.c (set_nonzero_bits_and_sign_copies,
3828 expand_field_assignment, record_dead_and_set_regs_1,
3829 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3830 likely_spilled_retval_1): Likewise.
3831 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3832 frv_io_handle_set): Likewise.
3833 * config/mips/mips.c (mips_sim_record_set,
3834 vr4130_true_reg_dependence_p_1): Likewise.
3835 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3836 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3837 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3838 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3839 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3840 * ddg.c (mark_mem_store): Likewise.
3841 * df-problems.c (df_urec_mark_reg_change): Likewise.
3842 * function.c (update_epilogue_consts): Likewise.
3843 * gcse.c (record_set_info, record_last_set_info,
3844 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3845 reg_clear_last_set): Likewise.
3846 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3848 * jump.c (reversed_comparison_code_parts): Likewise.
3849 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3850 reg_is_set): Likewise.
3851 * loop-iv.c (mark_altered): Likewise.
3852 * mode-switching.c (reg_becomes_live): Likewise.
3853 * optabs.c (no_conflict_move_test): Likewise.
3854 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3856 * postreload.c (reload_combine_note_store, move2add_note_store):
3858 * regmove.c (flags_set_1): Likewise.
3859 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3861 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3863 * resource.c (update_live_status): Likewise.
3864 * rtl.h (set_of, note_stores): Likewise.
3865 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3866 note_stores, parms_set): Likewise.
3867 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3868 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3870 * var-tracking.c (count_stores, add_stores): Likewise.
3872 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3874 * alias.c (mems_in_disjoint_alias_sets_p,
3875 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3876 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3877 write_dependence_p, mems_in_disjoint_alias_sets_p,
3878 read_dependence, true_dependence, canon_true_dependence,
3879 anti_dependence, output_dependence): Constify.
3880 * combine.c (extended_count): Likewise.
3881 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3882 * cselib.c (get_value_hash, references_value_p,
3883 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3884 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3885 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3886 * function.c (contains, prologue_epilogue_contains,
3887 sibcall_epilogue_contains): Likewise.
3888 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3889 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3890 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3891 reg_or_subregno): Likewise.
3892 * recog.c (asm_noperands): Likewise.
3893 * reload1.c (function_invariant_p): Likewise.
3894 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3895 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3896 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3897 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3898 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3899 extended_count, prologue_epilogue_contains,
3900 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3901 canon_true_dependence, read_dependence, anti_dependence,
3902 output_dependence): Likewise.
3903 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3905 2007-07-30 Julian Brown <julian@codesourcery.com>
3907 * config/arm/neon.md (V_ext): New mode attribute.
3908 (neon_vget_lane<mode>): Replace with define_expand.
3909 (neon_vget_lane<mode>_sext_internal)
3910 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3911 and quad precision vectors.
3912 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3913 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3914 have typeless 32-bit result.
3916 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3919 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3921 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3922 use sizetype for rest.
3923 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3924 (aff_combination_convert): Don't convert rest for pointer types.
3926 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3928 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3930 * tree-ssa-alias.c: Add alloc-pool.h.
3931 (init_alias_info): Free alias_bitmap_obstack.
3932 (delete_alias_info): Call delete_mem_ref_stats.
3933 (get_mem_sym_stats_for): Use alloc_pool.
3934 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3935 (delete_mem_sym_stats): Removed.
3937 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3939 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3940 functions cannot be represented as classical distance vectors.
3942 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3944 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3945 * builtins.c (validate_arg, builtin_mathfn_code,
3946 validate_arglist): Likewise.
3947 * calls.c (call_expr_flags): Likewise.
3948 * combine.c (reg_nonzero_bits_for_combine,
3949 reg_num_sign_bit_copies_for_combine, get_last_value,
3950 reg_truncated_to_mode): Likewise.
3951 * emit-rtl.c (subreg_lowpart_p): Likewise.
3952 * expr.c (highest_pow2_factor_for_target,
3953 categorize_ctor_elements_1, categorize_ctor_elements,
3954 count_type_elements, contains_packed_reference,
3955 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3956 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3957 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3958 native_encode_int, native_encode_real, native_encode_complex,
3959 native_encode_vector, native_encode_expr, native_interpret_int,
3960 native_interpret_real, native_interpret_complex,
3961 native_interpret_vector, native_interpret_expr): Likewise.
3962 * function.c (use_register_for_decl): Likewise.
3963 * gimplify.c (get_name): Likewise.
3964 * langhooks-def.h (lhd_return_null_const_tree): New.
3965 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3966 * langhooks.c (lhd_return_null_const_tree): New.
3967 * langhooks.h (lang_get_callee_fndecl): Constify.
3968 * output.h (constructor_static_from_elts_p): Likewise.
3969 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3970 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3971 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3972 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3973 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3974 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3975 * rtlhooks-def.h (reg_nonzero_bits_general,
3976 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3978 * rtlhooks.c (reg_num_sign_bit_copies_general,
3979 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3981 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3982 * stor-layout.c (mode_for_size_tree): Likewise.
3983 * tree-ssa-loop-im.c (memref_eq): Likewise.
3984 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3985 * tree.c (contains_placeholder_p, type_list_equal,
3986 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3988 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3989 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3990 contains_placeholder_p, contains_packed_reference,
3991 get_callee_fndecl, operand_equal_for_phi_arg_p,
3992 warn_if_unused_value, is_body_block, native_encode_expr,
3993 native_interpret_expr, fold_convertible_p, operand_equal_p,
3994 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3995 validate_arglist, simple_cst_equal, type_list_equal,
3996 use_register_for_decl, call_expr_flags, get_name,
3997 highest_pow2_factor): Likewise.
3998 (const_call_expr_arg_iterator_d,
3999 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4000 first_const_call_expr_arg, more_const_call_expr_args_p,
4001 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4002 * varasm.c (constructor_static_from_elts_p): Constify.
4004 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4006 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4007 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4008 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4009 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4010 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4011 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4012 spelling conventions.
4013 * doc/invoke.texi: Follow spelling conventions.
4015 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4016 Revital Eres <eres@il.ibm.com>
4018 * modulo-sched.c (sms_schedule): Avoid loops which includes
4019 auto-increment instructions.
4021 2007-07-28 Richard Guenther <rguenther@suse.de>
4024 * fold-const.c (fold_cond_expr_with_comparison): Convert
4025 operand zero of MIN/MAX_EXPR to correct type.
4027 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4029 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4030 flags_from_decl_or_type): Constify.
4031 * gcc.c (do_spec_1): Likewise.
4032 * print-tree.c (dump_addr, print_node_brief): Likewise.
4033 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4034 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4035 tree_purge_all_dead_eh_edges): Likewise.
4036 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4037 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4039 * tree.c (expr_location, expr_has_location, expr_locus,
4040 expr_filename, expr_lineno, get_inner_array_type,
4041 fields_compatible_p): Likewise.
4042 * tree.h (get_inner_array_type, fields_compatible_p,
4043 expr_location, expr_has_location, expr_locus, expr_filename,
4044 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4045 setjmp_call_p, alloca_call_p): Likewise.
4047 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4049 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4050 TV_FLOW_INSENSITIVE.
4052 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4054 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4055 (compute_flow_insensitive_aliasing): Ditto for
4056 TV_FLOW_INSENSITIVE.
4058 2007-07-27 Jan Hubicka <jh@suse.cz>
4060 * config/i386/i386.c (register_move_cost): Remove accidentally
4061 comitted #if 0 block.
4063 * attribs.c: Include hashtab.h
4064 (attribute_hash): New.
4065 (substring): New structure.
4066 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4068 (init_attributes): Initialize attribute hash.
4069 (decl_attributes): Use attribute hash.
4070 * Makefile.in (attribs.c): Depend on hashtab.h.
4072 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4074 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4076 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4078 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4079 __mips_dspr2 and __mips_dsp_rev macros.
4080 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4082 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4084 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4086 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4090 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4091 and the updating of the live and do_not_gen sets.
4092 (df_note_bb_compute): Added updating of live and do_not_gen sets
4093 for regular defs so that the case of clobber inside conditional
4094 call is processed correctly.
4096 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4098 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4099 operands with compatible type.
4101 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4103 * expr.h (store_bit_field): Don't return a value.
4104 * expmed.c (check_predicate_volatile_ok): New function.
4105 (store_bit_field_1): New function, extracted from store_bit_field.
4106 Take a fallback_p argument and return true if the operation succeeded.
4107 Only use store_fixed_bit_field if fallback_p. Don't recompute
4108 mode_for_extraction; use op_mode instead. Try forcing memories
4109 into registers if the insv expander fails.
4110 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4111 Don't return a value.
4112 (convert_extracted_bit_field): New function, extracted from
4114 (extract_bit_field_1): Likewise. Take a fallback_p argument
4115 and return NULL if the operation succeeded. Only use
4116 extract_fixed_bit_field if fallback_p. Only calculate one
4117 extraction mode. Combine code for extv and extzv. Try forcing
4118 memories into registers if the ext(z)v expander fails.
4119 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4121 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4123 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4125 (df_ref): Likewise. Put regno with other integer fields.
4127 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4129 * df.h (df_mw_hardreg): Remove "loc" field.
4130 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4132 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4133 split out from df_set_unused_notes_for_mw. Return false for
4134 partial references. Assert that mw_reg is a REG when returning true.
4135 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4136 (df_whole_mw_reg_dead_p): New function, split out from
4137 df_set_dead_notes_for_mw. Return false for partial references.
4138 Assert that mw_reg is a REG when returning true.
4139 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4140 Remove redundant bitmap check.
4142 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4144 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4145 ($(T)crtend.o): Likwise.
4146 ($(T)crtbeginS.o): Likwise.
4147 ($(T)crtendS.o): Likwise.
4148 ($(T)crtfastmath.o): Likwise.
4150 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4152 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4153 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4154 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4155 and x_n_bbs_in_dom_tree fields.
4157 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4159 PR tree-optimization/32087
4160 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4161 Do not call scale_bbs_frequencies_int with prob of zero.
4163 2007-07-26 Julian Brown <julian@codesourcery.com>
4165 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4166 (neon_element_bits): Add prototypes.
4167 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4168 (neon_const_bounds, neon_element_bits): New functions.
4169 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4170 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4171 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4172 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4173 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4174 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4175 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4176 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4177 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4178 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4179 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4180 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4181 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4183 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4185 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4186 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4188 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4189 Julian Brown <julian@codesourcery.com>
4191 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4192 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4193 * config/arm/cortex-a8.md: New.
4194 * config/arm/cortex-a8-neon.md: New.
4195 * config/arm/neon-schedgen.ml: New.
4196 * config/arm/neon.md (vqh_mnem): New.
4198 (Is_float_mode): New.
4199 (Scalar_mul_8_16): New.
4201 (V_mode_nunits): New.
4202 (All instruction patterns): Annotate with neon_type attribute
4204 * config/arm/arm.md: Include cortex-a8.md.
4205 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4207 Annotate instruction patterns accordingly.
4208 (generic_sched): Do not use generic scheduling for Cortex-A8.
4209 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4211 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4213 * fold-const.c (fold_read_from_constant_string): Use
4215 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4217 2007-07-26 Nick Clifton <nickc@redhat.com>
4219 * tree-ssa-operands.h: Change copyright header to refer to version
4220 3 of the GNU General Public License and to point readers at the
4221 COPYING3 file and the FSF's license web page.
4222 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4223 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4224 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4225 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4226 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4227 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4228 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4229 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4230 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4231 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4232 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4233 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4234 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4235 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4236 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4237 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4238 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4239 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4240 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4241 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4242 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4243 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4244 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4245 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4246 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4247 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4248 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4249 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4250 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4251 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4252 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4253 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4254 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4255 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4256 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4257 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4258 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4259 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4260 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4261 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4262 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4263 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4264 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4265 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4266 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4267 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4268 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4269 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4270 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4271 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4272 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4273 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4274 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4275 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4276 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4277 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4278 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4279 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4280 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4281 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4282 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4283 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4284 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4285 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4286 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4287 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4288 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4289 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4290 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4291 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4292 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4293 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4294 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4295 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4296 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4297 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4298 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4299 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4300 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4301 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4302 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4303 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4304 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4305 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4306 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4307 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4308 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4309 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4310 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4311 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4312 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4313 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4314 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4315 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4316 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4317 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4318 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4319 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4320 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4321 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4322 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4323 convert.c, convert.h, langhooks-def.h, reload1.c,
4324 tree-ssa-operands.c: Likewise.
4326 2007-07-26 Jan Hubicka <jh@suse.cz>
4328 * tree-ssa-live.c: Include debug.h and flags.h.
4329 (mark_scope_block_unused): New function.
4330 (remove_unused_scope_block_p): New function.
4331 (remove_unused_locals): Remove unused blocks too.
4333 2007-07-25 Ian Lance Taylor <iant@google.com>
4335 * combine.c (combine_max_regno): Remove. Remove all uses.
4336 (struct reg_stat_struct): Rename from struct reg_stat.
4337 (reg_stat_type): Define, and declare VECs.
4338 (reg_stat): Change from pointer to VEC. Change all uses.
4339 (combine_split_insns): New static function.
4340 (try_combine, find_split_point): Call it instead of split_insns.
4342 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4344 * cfghooks.c (split_block): Fix the information about loop latch.
4346 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4348 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4350 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4352 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4353 Scan the new edge for loop exit info.
4355 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4357 * config/darwin.c: Include debug.h.
4359 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4362 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4364 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4366 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4367 (HARD_REGNO_MODE_OK): Ditto.
4368 (MODES_TIEABLE_P): Ditto.
4369 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4370 (CLASS_MAX_NREGS): Ditto.
4371 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4372 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4373 (divdf3_internal_thr): Removed.
4374 * config/ia64/div.md: New file.
4375 * config/ia64/constraints.md: Add H constraint.
4377 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4379 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4380 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4381 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4382 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4383 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4384 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4385 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4386 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4387 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4388 dump_sbitmap_file, debug_sbitmap, popcount_table,
4389 sbitmap_popcount): Constify.
4390 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4391 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4392 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4393 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4394 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4395 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4396 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4397 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4398 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4399 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4400 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4402 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4405 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4406 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4407 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4408 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4409 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4410 bitmap_intersect_p, bitmap_intersect_compl_p,
4411 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4412 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4414 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4415 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4416 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4417 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4418 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4419 debug_bitmap, debug_bitmap_file, bitmap_print,
4420 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4421 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4423 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4425 * config/darwin.c (darwin_override_options): Additional fix for
4426 debug info formats that don't support var tracking.
4428 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4430 * cselib.c (entry_and_rtx_equal_p): Constify.
4431 * gengtype.c (output_mangled_typename, write_types, write_local):
4433 * gengtype.h (const_type_p): New.
4434 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4436 * tlink.c (scan_linker_output): De-constify.
4437 * tree-ssa-loop-im.c (memref_eq): Constify.
4438 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4439 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4441 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4443 * c-common.c (fname_as_string, c_type_hash): Constify.
4444 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4445 * cgraph.c (edge_hash, edge_eq): Likewise.
4446 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4447 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4448 reg_attrs_htab_eq): Likewise.
4449 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4451 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4452 const_decl_t, const_state_t, const_automata_list_el_t): New.
4453 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4454 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4455 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4456 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4457 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4458 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4459 compare_max_occ_cycle_nums, out_state_arcs_num,
4460 compare_transition_els_num, units_cmp, state_reservs_cmp):
4462 * genmodes.c (cmp_modes): Likewise.
4463 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4464 * gimplify.c (compare_case_labels): Likewise.
4465 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4466 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4467 * matrix-reorg.c (mtt_info_hash): Likewise.
4468 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4469 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4470 (htab_hash_bucket, htab_hash_elem): Constify.
4471 * tree-browser.c (TB_parent_eq): Likewise.
4472 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4473 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4474 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4475 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4477 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4478 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4479 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4480 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4481 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4483 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4484 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4485 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4486 * tree-ssa-threadupdate.c (redirection_data_hash,
4487 redirection_data_eq): Likewise.
4488 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4489 * tree-ssa.c (var_ann_eq): Likewise.
4490 * tree-vrp.c (compare_case_labels): Likewise.
4491 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4492 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4493 tree_not_check_failed, tree_class_check_failed,
4494 tree_range_check_failed, tree_not_class_check_failed,
4495 omp_clause_check_failed, omp_clause_range_check_failed,
4496 tree_contains_struct_check_failed, tree_operand_check_failed):
4498 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4499 tree_not_check_failed, tree_class_check_failed,
4500 tree_range_check_failed, tree_not_class_check_failed,
4501 tree_operand_check_failed, omp_clause_operand_check_failed,
4502 tree_operand_length): Likewise.
4503 * var-tracking.c (const_variable): New.
4504 (variable_htab_hash, variable_htab_eq): Constify.
4505 * varasm.c (const_desc_hash): Likewise.
4507 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4509 * expr.c (handled_component_p): Constify.
4510 * fold-const.c (fit_double_type): Likewise.
4511 * real.h (real_value_from_int_cst): Likewise.
4512 * tree-flow-inline.h (gimple_in_ssa_p,
4513 gimple_aliases_computed_p, gimple_addressable_vars,
4514 gimple_call_clobbered_vars, gimple_referenced_vars,
4515 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4516 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4517 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4518 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4519 is_label_stmt, is_global_var, phi_ssa_name_p,
4520 factoring_name_p, is_call_clobbered, tree_common_ann,
4521 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4522 unmodifiable_var_p, array_ref_contains_indirect_ref,
4523 ref_contains_array_ref, lookup_subvars_for_var,
4524 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4525 gimple_mem_ref_stats): Likewise.
4526 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4527 may_aliases, is_exec_stmt, is_label_stmt,
4528 ref_contains_array_ref, array_ref_contains_indirect_ref,
4529 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4530 unmodifiable_var_p): Likewise.
4531 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4532 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4533 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4534 cst_and_fits_in_hwi, real_value_from_int_cst,
4535 build_real_from_int_cst, integer_zerop, integer_onep,
4536 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4537 tree_floor_log2, real_zerop, real_onep, real_twop,
4538 real_minus_onep, really_constant_p, purpose_member, chain_member,
4539 list_length, fields_length, int_size_in_bytes, bit_position,
4540 int_bit_position, byte_position, int_byte_position, expr_align,
4541 array_type_nelts, tree_node_structure,
4542 type_contains_placeholder_1, iterative_hash_pointer,
4543 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4544 tree_map_base_eq, type_hash_list, type_hash_eq,
4545 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4546 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4547 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4548 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4549 int_fits_type_p, get_containing_scope, decl_function_context,
4550 decl_type_context, omp_clause_operand_check_failed,
4551 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4552 * tree.h (omp_clause_operand_check_failed, tree_size,
4553 build_real_from_int_cst, array_type_nelts, purpose_member,
4554 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4555 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4556 is_attribute_p, check_qualified_type, expr_align,
4557 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4558 int_byte_position, list_length, fields_length, initializer_zerop,
4559 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4560 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4561 tree_node_structure, handled_component_p, get_containing_scope,
4562 decl_function_context, decl_type_context, real_zerop,
4563 type_num_arguments, fit_double_type, really_constant_p,
4564 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4565 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4566 real_twop, real_minus_onep, int_cst_value): Likewise.
4568 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4570 * cfglayout.c (insn_scope, insn_line): Constify.
4571 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4572 const_double_htab_hash, const_double_htab_eq,
4573 mem_attrs_htab_hash): Likewise.
4574 * loop-iv.c (biv_eq): Likewise.
4575 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4576 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4577 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4579 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4580 error_for_asm, warning_for_asm, _fatal_insn,
4581 _fatal_insn_not_found): Likewise.
4582 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4583 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4584 rtl_check_failed_type2, rtl_check_failed_code1,
4585 rtl_check_failed_code2, rtl_check_failed_code_mode,
4586 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4587 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4588 rtl_check_failed_type2, rtl_check_failed_code1,
4589 rtl_check_failed_code2, rtl_check_failed_code_mode,
4590 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4591 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4592 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4593 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4594 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4595 rtx_unstable_p, get_integer_term, get_related_value,
4596 offset_within_block_p, reg_mentioned_p, count_occurrences,
4597 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4598 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4599 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4600 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4601 find_constant_src, find_reg_fusage, find_regno_fusage,
4602 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4603 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4604 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4605 computed_jump_p, auto_inc_p, in_expr_list_p,
4606 remove_node_from_expr_list, loc_mentioned_in_p,
4607 label_is_jump_target_p, reversed_comparison_code_parts,
4608 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4609 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4610 print_inline_rtx): Likewise.
4611 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4612 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4613 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4614 get_integer_term, get_related_value, offset_within_block_p,
4615 count_occurrences, reg_mentioned_p, no_labels_between_p,
4616 reg_used_between_p, reg_referenced_p, single_set_2,
4617 multiple_sets, set_noop_p, refers_to_regno_p,
4618 reg_overlap_mentioned_p, dead_or_set_p,
4619 covers_regno_no_parallel_p, covers_regno_p,
4620 dead_or_set_regno_p, find_reg_note, find_regno_note,
4621 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4622 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4623 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4624 side_effects_p, may_trap_p_1, may_trap_p,
4625 may_trap_after_code_motion_p, may_trap_or_fault_p,
4626 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4627 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4628 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4629 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4630 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4632 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4633 warning_for_asm): Likewise.
4634 * tree.h (print_rtl): Likewise.
4635 * varasm.c (get_pool_mode): Likewise.
4637 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4639 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4640 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4641 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4642 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4643 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4644 * ddg.c (compare_sccs): Likewise.
4645 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4646 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4647 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4648 decimal_do_fix_trunc, decimal_real_to_integer,
4649 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4650 * dse.c (const_group_info_t): New.
4651 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4652 * dwarf2out.c (const_dw_die_ref): New.
4653 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4654 * tree-browser.c (TB_parent_eq): Likewise.
4655 * unwind-dw2-fde.c (__register_frame_info_bases,
4656 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4657 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4659 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4660 * unwind-dw2.c (uw_frame_state_for): Likewise.
4661 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4662 * value-prof.h (const_histogram_value): New.
4664 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4666 * config/mips/mips.c (machine_function): Add
4667 initialized_mips16_gp_pseudo_p.
4668 (mips16_gp_pseudo_reg): Do not emit the initialization of
4669 mips16_gp_pseudo_rtx when being called from the gimple cost-
4670 calculation routines; emit it on the first use outside those
4673 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4675 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4678 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4679 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4680 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4681 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4682 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4683 Preserve const-ness of parameters through use of __typeof(),
4684 also constify and tidy.
4686 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4687 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4688 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4689 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4690 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4691 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4692 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4693 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4694 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4696 2007-07-25 Julian Brown <julian@codesourcery.com>
4697 Mark Shinwell <shinwell@codesourcery.com>
4699 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4700 (alpha_mangle_type): This.
4701 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4702 (TARGET_MANGLE_TYPE): Define this instead.
4703 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4704 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4705 (arm_init_neon_builtins): Fix comment.
4706 (arm_mangle_map_entry): New.
4707 (arm_mangle_map): New.
4708 (arm_mangle_type): New.
4709 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4710 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4711 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4712 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4713 (TARGET_MANGLE_TYPE): Define this instead.
4714 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4715 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4716 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4717 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4718 (TARGET_MANGLE_TYPE): Define this instead.
4719 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4721 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4722 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4723 (TARGET_MANGLE_TYPE): Define this instead.
4724 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4725 (s390_mangle_type): This.
4726 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4727 (TARGET_MANGLE_TYPE): Define this instead.
4728 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4729 (sparc_mangle_type): This.
4730 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4731 (TARGET_MANGLE_TYPE): Define this instead.
4732 * cp/mangle.c (write_type): Call mangle_type target hook on all
4733 types before mangling. Use original type, not main variant, as
4735 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4736 (TARGET_MANGLE_TYPE): This.
4737 * target.h (gcc_target): Rename mangle_fundamental_type to
4739 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4740 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4742 2007-07-25 Julian Brown <julian@codesourcery.com>
4743 Paul Brook <paul@codesourcery.com>
4744 Joseph Myers <joseph@codesourcery.com>
4745 Mark Shinwell <shinwell@codesourcery.com>
4747 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4748 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4749 (with_fpu): Allow --with-fpu=neon.
4750 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4751 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4752 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4753 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4754 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4755 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4756 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4757 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4758 (output_move_neon): Add prototypes.
4759 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4760 (all_fpus): Add FPUTYPE_NEON.
4761 (fp_model_for_fpu): Add NEON field.
4762 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4763 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4765 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4767 (thumb2_legitimate_address_p): Likewise.
4768 (neon_valid_immediate): Recognize and prepare constants suitable for
4770 (neon_immediate_valid_for_move): New function. Recognize and prepare
4771 immediates for NEON move instructions.
4772 (neon_immediate_valid_for_logic): New function. Recognize and
4773 prepare immediates for NEON logic instructions.
4774 (neon_output_logic_immediate): New function. Create asm string
4775 suitable for outputting immediate logic instructions.
4776 (neon_pairwise_reduce): New function. Implement reduction using
4777 pairwise operations.
4778 (neon_expand_vector_init): New function. Expand a (possibly
4779 non-constant) vector initialization.
4780 (neon_vector_mem_operand): New function. Memory operands supported
4781 for quad-word loads/stores to/from ARM or NEON registers. Don't
4782 allow base+offset addressing for core regs.
4783 (neon_struct_mem_operand): New function. Valid mems for NEON
4785 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4786 from neon_vector_mem_operand addresses without a secondary register.
4787 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4788 (add_minipool_backward_ref): Likewise.
4789 (dump_minipool): Likewise.
4790 (push_minipool_fix): Likewise.
4791 (output_move_quad): New function. Output quad-word moves, loads and
4792 stores using ARM registers.
4793 (output_move_vfp): Add support for vectors in VFP (NEON) D
4795 (output_move_neon): Output a NEON load/store to/from a quadword
4797 (arm_print_operand): Implement new codes:
4798 - 'c' for unadorned integers (without a # sign).
4799 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4801 - 'e', 'f' for the low and high D parts of a NEON Q register.
4802 - 'q' outputs a NEON Q register.
4803 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4804 - 'T' prints NEON opcode features from a coded bitmask.
4805 - 'F' is similar to T, but signed/unsigned codes both print as
4807 - 't' is similar to T, but 'u' is printed instead of 'p'.
4808 - 'O' prints 'r' if NEON instruction should perform rounding (as
4809 specified by bitmask), else prints nothing.
4810 - '#' is a punctuation character to stop operand numbers from
4811 running together with following digits in the assembler
4812 strings for instructions (when using mode attributes).
4813 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4814 constant vectors in big-endian mode, where necessary.
4815 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4816 Handle EI, OI, CI, XI modes.
4817 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4818 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4819 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4820 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4821 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4823 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4824 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4825 to turn v8qi, etc. into bits defined above.
4826 (neon_itype): New enumeration. Classifications of NEON builtins.
4827 (neon_builtin_datum): Define struct. Contains information about
4828 a single builtin (with multiple modes).
4829 (CF): Define helper macro for...
4830 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4832 (neon_builtin_data): New array. Define information about builtins
4833 for use during initialization/expansion.
4834 (arm_init_neon_builtins): New function.
4835 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4837 (neon_builtin_compare): New function.
4838 (locate_neon_builtin_icode): New function. Find an insn code for a
4839 builtin given a function code for that builtin. Also return type of
4840 builtin (NEON_BINOP, NEON_UNOP etc.).
4841 (builtin_arg): New enumeration. Types of arguments for builtins.
4842 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4843 Takes a variable argument list of builtin_arg types, terminated by
4845 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4846 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4847 (neon_emit_pair_result_insn): New function. Support returning pairs
4848 of vectors via a pointer.
4849 (neon_disambiguate_copy): New function. Set up operands for a
4850 multi-word copy such that registers do not get clobbered.
4851 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4852 ARM_BUILTIN_NEON_BASE.
4853 (arm_file_start): Set float-abi attribute for NEON.
4854 (arm_vector_mode_supported_p): Enable NEON vector modes.
4855 (arm_mangle_map_entry): New.
4856 (arm_mangle_map): New.
4857 (arm_mangle_vector_type): New.
4858 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4860 (TARGET_NEON): New macro. Target supports NEON.
4861 (fputype): Add FPUTYPE_NEON.
4862 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4863 for vectorization based on command-line arg.
4864 (NEON_REGNO_OK_FOR_NREGS): Define.
4865 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4866 (VALID_NEON_STRUCT_MODE): Define.
4867 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4868 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4869 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4870 (consttable_16): Add pattern for outputting 16-byte minipool
4872 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4874 (vec-common.md, neon.md): Include md files.
4875 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4876 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4877 (memory_constraint "Ut", "Un", "Us"): Define.
4878 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4879 (MMX_char): New mode attribute.
4880 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4881 (*add<mode>3_iwmmxt): New insn pattern.
4882 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4883 (*sub<mode>3_iwmmxt): New insn pattern.
4884 (mulv4hi3): Rename to...
4885 (*mulv4hi3_iwmmxt): This.
4886 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4887 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4888 (uminv4hi3, uminv2si3): Remove. Replace with...
4889 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4890 (*umin<mode>3_iwmmxt): These.
4891 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4892 (ashr<mode>3_iwmmxt): This new pattern.
4893 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4894 (lshr<mode>3_iwmmxt): This new pattern.
4895 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4896 (ashl<mode>3_iwmmxt): This new pattern.
4897 * config/arm/neon-docgen.ml: New file. Generate documentation for
4899 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4900 * config/arm/arm_neon.h: New (autogenerated).
4901 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4903 * config/arm/neon.md: New file. Define NEON instructions.
4904 * config/arm/neon.ml: New file. Abstract description of NEON
4905 instructions, used to generate arm_neon.h header, documentation and
4907 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4908 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4910 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4912 (ARM NEON Intrinsics): New subsection.
4913 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4915 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4917 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4920 2007-07-24 Jan Hubicka <jh@suse.cz>
4922 * regclass.c (move_table): New type.
4923 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4924 (init_move_cost): Break out from ...
4925 (init_reg_sets_1): ... here; simplify computation of
4926 have_regs-of_mode and contains_reg_of_mode.
4927 (record_reg_classes): Unswitch internal loops.
4928 (copy_cost): Trigger lazy initialization of move cost
4929 (record_address_regs): Likewise.
4931 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4933 * config/darwin.c (darwin_override_options): Don't force on
4934 flag_var_tracking_uninit when no debug info is requested.
4936 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4938 * cfgloop.c (init_loops_structure): New function.
4939 (flow_loops_find): Create root of the loop tree unconditionally.
4941 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4943 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4945 2007-07-24 Jan Hubicka <jh@suse.cz>
4947 * caller-save.c: Include ggc.h, gt-caller-save.h
4948 (reg_save_code, reg_restore_code): Rename to ...
4949 (cached_reg_save_code, cached_reg_restore_code): ... those.
4950 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4951 (reg_save_code, reg_restore_code): New functions.
4952 (init_caller_save): Do not intialize
4953 reg_save_code/reg_restore_code tables.
4954 * Makefile.in: (gt-caller-save.h): New.
4956 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4958 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4959 with the mode of the original operand instead of
4962 2007-07-23 Jan Hubicka <jH@suse.cz>
4964 * i386.c (ix86_secondary_memory_needed): Break out to...
4965 (inline_secondary_memory_needed): ... here.
4966 (ix86_memory_move_cost): Break out to ...
4967 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4968 maximum of input and output; fix handling of Q_REGS on 64bit.
4969 (ix86_secondary_memory_needed): Microoptimize.
4971 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4973 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4974 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4975 stmts_from_loop, known_dependences_p, build_rdg): New.
4976 * tree-data-ref.h: Depends on graphds.h.
4977 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4978 (build_rdg): Declared.
4979 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4981 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4983 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4986 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4987 Jakub Jelinek <jakub@redhat.com>
4989 PR middle-end/PR28690
4990 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4992 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4993 and MEM_POINTER operands over REG and MEM operands.
4994 (swap_commutative_operands_p): Change return value to bool.
4995 * rtl.h: Update the corresponding prototype.
4996 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4997 instead of gen_rtx_PLUS.
4998 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4999 value to bool. Change function arguments to rtx's and update code
5001 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5002 calls to match the new declaration.
5003 * simplify-rtx.c (simplify_associative_operation): Don't
5004 reorder simplify_binary_operation arguments.
5006 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5008 * config/mips/mips.c (override_options): Use mips_costs to derive
5009 the default branch cost.
5010 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5012 * config/mips/mips.opt (mbranch-cost=): New option.
5013 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5015 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5017 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5018 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5019 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5020 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5022 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5024 * config/mips/constraints.md (ks): New constraint.
5025 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5026 (*add<mode>3_mips16): ...here.
5028 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5030 * optabs.h (enum optab_index): Add new OTI_signbit.
5031 (signbit_optab): Define corresponding macro.
5032 (enum insn_code signbit_optab[]): Remove array.
5033 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5034 (expand_copysign_absneg): If back end provides signbit insn, use it
5035 instead of bit operations on floating point argument.
5036 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5037 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5038 for availability of signbit insn.
5040 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5041 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5042 SSE mode is not active.
5043 (isinf<mode>2): Disable for mfpmath=sse,387.
5045 2007-07-22 Ben Elliston <bje@au.ibm.com>
5047 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5049 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5051 2007-07-20 Richard Guenther <rguenther@suse.de>
5053 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5054 integral typed condition.
5055 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5056 booleanness. Only preserve conversions from a non-base
5057 type to a base type, not in general between types with
5058 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5059 * tree.def (COND_EXPR): Document that the condition
5060 can be of any integral type.
5062 2007-07-20 Nigel Stephens <nigel@mips.com>
5063 Richard Sandiford <richard@codesourcery.com>
5065 * config/mips/mips.h (mips_dwarf_regno): Declare.
5066 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5067 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5068 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5069 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5070 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5071 (REG_CLASS_NAMES): Update accordingly.
5072 * config/mips/mips.c (mips_dwarf_regno): New array.
5073 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5074 (mips_subword): Remove special handling for accumulator registers.
5075 (override_options): Initiailize mips_dwarf_regno. Remove use
5077 (mips_swap_registers): New function.
5078 (mips_conditional_register_usage): Swap accumulator registers
5079 around if TARGET_LITTLE_ENDIAN.
5080 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5081 * config/mips/constraints.md (h, l): Use the endianness to choose
5082 between MD0_REG and MD1_REG.
5083 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5084 alternative-dependent template.
5086 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5088 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5091 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5093 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5094 predecessor fallthru flags.
5096 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5098 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5099 of compare to the same type.
5100 * cfgloopmanip.c (add_loop): Update information about loop exits.
5101 (loop_version): Remove the innermost loop requirement.
5102 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5103 to sizetype for pointers.
5105 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5107 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5108 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5109 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5111 * config/dfp-bit.c: Empty for TFmode conversions.
5113 2007-07-18 Caroline Tice <ctice@apple.com>
5115 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5116 and handle them correctly; check that src is not NULL before
5118 (find_src_set_src): Likewise.
5120 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5122 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5123 (struct alignment_context, init_alignment_context): New.
5124 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5125 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5126 (XCHAL_HAVE_S32C1I): Likewise.
5127 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5128 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5129 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5130 (ATOMIC, HQI): New macros.
5131 (memory_barrier, *memory_barrier): New.
5132 (sync_lock_releasesi): New.
5133 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5134 (sync_lock_test_and_set<mode>): New.
5135 (sync_<atomic><mode>): New.
5136 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5137 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5138 (xtensa_expand_atomic): New.
5140 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5144 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5145 transformation for builtin ISNORMAL.
5146 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5147 * builtins.def (BUILT_IN_ISNORMAL): New.
5148 * doc/extend.texi: Document isnormal.
5150 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5154 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5155 optabs infrastructure. Provide generic implementation for
5157 (expand_builtin): Handle FINITE/ISFINITE.
5158 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5159 (fold_builtin_1): Likewise.
5161 * builtins.def (BUILT_IN_ISFINITE): New.
5163 * doc/extend.texi: Document isfinite.
5165 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5170 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5171 generic fallback for isinf.
5172 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5173 calculation code ...
5174 * real.c (get_max_float): ... to here.
5175 * real.h (get_max_float): New.
5177 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5181 * builtin-attrs.def (ATTR_TYPEGENERIC,
5182 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5184 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5185 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5186 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5187 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5189 * c-common.c (handle_type_generic_attribute): New.
5190 (c_common_attribute_table): Add "type generic".
5192 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5194 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5196 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5197 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5200 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5203 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5204 checking that the operand is an expression.
5206 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5207 Danny Smith <dannysmith@users.sourceforge.net>
5210 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5211 file mapping object in local namespace if Windows version later
5214 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5216 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5217 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5218 arm_cannot_force_const_mem.
5219 (arm_cannot_force_const_mem): New function.
5220 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5221 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5222 of arm_tls_referenced_p.
5223 * config/arm/arm.md (movsi): Split out-of-section constants when
5224 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5225 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5227 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5229 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5231 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5233 * config/mips/mips.md (*extendqihi2): Convert the destination
5236 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5238 * config/pa/fptr.c: Update license header.
5239 * config/pa/milli64.S: Likewise.
5241 2007-07-17 Nick Clifton <nickc@redhat.com>
5243 * COPYING_v3: New file. Contains version 3 of the GNU General
5245 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5246 Lesser General Public License.
5247 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5248 the GNU General Public License.
5250 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5252 PR rtl-optimization/32773
5253 * cfglayout.c (force_one_exit_fallthru): New function.
5254 (cfg_layout_finalize): Use it.
5256 2007-07-16 Richard Guenther <rguenther@suse.de>
5257 Uros Bizjak <ubizjak@gmail.com>
5259 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5260 before forcing it to gimple operand.
5262 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5263 David Ung <davidu@mips.com>
5265 * config/mips/mips.h (TUNE_24K): Define.
5266 (TUNE_MACC_CHAINS): Add TUNE_24K.
5267 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5269 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5270 (r74k_int_madd): .. this new reservation.
5271 (define_bypass): Fixed bypasses for r74k_int_madd to use
5273 * config/mips/24k.md (define_bypass): Define new
5274 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5276 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5277 Nigel Stephens <nigel@mips.com>
5279 * config/mips/mips.md: Include 20kc.md.
5280 * config/mips/20kc.md: New file.
5281 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5282 (mips_adjust_cost): Tweak for 20Kc.
5283 (mips_issue_rate): Likewise.
5284 * config/mips/mips.h (TUNE_20KC): Define.
5286 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5288 * config/rs6000/rs6000.c (struct processor_cost): Add
5289 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5291 (*_cost): Add cache information.
5292 (rs6000_override_options): Set cache parameters.
5294 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5297 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5298 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5300 2007-07-16 Paul Brook <paul@codesourcery.com>
5303 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5304 (cirrus_thumb2_movsi_insn): Ditto.
5306 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5308 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5311 2007-07-15 Andrew Haley <aph@redhat.com>
5313 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5314 before looking in the context.
5316 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5320 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5321 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5322 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5323 (pa_output_function_prologue): Use rp_saved and
5324 current_function_is_leaf to generate .CALLINFO statement.
5325 (hppa_expand_prologue): Set rp_saved.
5326 (hppa_expand_epilogue): Use rp_saved.
5327 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5328 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5330 2007-07-14 Dirk Mueller <dmueller@suse.de>
5332 * omega.c (coalesce): Fix memory leak on early exit.
5333 * matrix-reorg.c (check_allocation_function): Likewise.
5334 * tree-vect-transform.c (vect_get_new_vect_var): free result
5336 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5337 pass pointer to edge vector
5338 (partition_hot_cold_basic_blocks): Fix memory leak.
5339 * collect2.c (prefix_from_string): Free temporary storage.
5340 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5342 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5344 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5345 (DO_GLOBAL_DTORS_BODY): Likewise.
5347 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5348 Nigel Stephens <nigel@mips.com>
5350 * config/mips/mips.c (mips_classify_symbol): Don't return
5351 SYMBOL_SMALL_DATA for constant pool addresses if
5352 TARGET_EMBEDDED_DATA is true.
5354 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5356 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5357 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5358 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5359 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5360 __builtin_ia32_storehps, __builtin_ia32_storelps,
5361 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5362 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5363 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5364 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5365 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5366 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5367 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5368 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5369 using def_builtin_const.
5371 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5373 PR tree-optimization/32705
5374 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5375 (simplify_binary_expression): Use SSA_VAL consistently.
5377 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5379 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5380 (SPEFSCR_REGNO): Delete definition.
5381 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5382 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5383 * config/rs6000/rs6000.h: Do not define *_REGNO.
5384 LINK_REGISTER_REGNUM -> LR_REGNO.
5385 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5386 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5387 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5388 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5389 R_VRSAVE, R_VSCR. Use them.
5390 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5391 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5392 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5393 * config/rs6000/aix.h: Define R_LR. Use it.
5395 2007-07-13 Caroline Tice <ctice@apple.com>
5397 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5398 flag_var_tracking is explicitly turned off (i.e. when variable
5399 tracking is not feasible); otherwise, turn flag_var_tracking on when
5400 flag_var_tracking_uninit is on.
5401 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5402 note definitions, to allow recording of initialization status in the
5404 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5405 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5406 determine if two note locations are equal.
5407 (output_loc_list): Don't output list entries whose start & end labels
5409 (reg_loc_descriptor): Add parameter for initialization status; pass it
5410 to other loc descriptor functions.
5411 (one_reg_loc_descriptor): Add parameter for initialization status;
5412 check its value and add DW_OP_GNU_uninit to returned loc descr if
5414 (multiple_reg_loc_descriptor): Add parameter for initialization
5416 pass init status argument to other loc descriptor functions; check
5417 value of intialization parameter and add DW_OP_GNU_uninit to returned
5418 loc descr if appropriate.
5419 (based_loc_descr): Add parameter for initialization status; add new
5420 variable for return value; check value of initialization parameter and
5421 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5422 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5423 pass init status argument to other loc descriptor functions; check
5424 value of intialization parameter and add DW_OP_GNU_uninit to returned
5425 loc descr if appropriate.
5426 (mem_loc_descriptor): Likewise.
5427 (concat_loc_descriptor): Likewise.
5428 (concatn_loc_descriptor): Likewise.
5429 (loc_descriptor): Add parameter for initialization status; pass it as
5430 argument to other loc descriptor function calls.
5431 (loc_descriptor_from_tree_1): Add appropriate initialization status
5432 to loc descriptor function calls.
5433 (add_location_or_const_value_attribute): Get initialization status
5434 from VAR_LOCATION note; add initialization status to loc descriptor
5436 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5437 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5438 status is uninitialized, add "[uninint]" to output.
5439 * common.opt (fvar-tracking-uninit): New option, similar to
5440 fvar-tracking, to turn on tracking of uninitialized variables; creates
5441 a new global flag, flag_var_tracking_uninit.
5442 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5443 (enum var_init_status): New type, for var initialization status field.
5444 * var-tracking.c (struct location_chain_def): Two new fields, init,
5445 for initialization status, and set_src for the assignment value expr.
5446 (unshare_variable): New parameter for initialization status;
5447 initialize new init and set_src fields.
5448 (var_reg_set): New parameters for initialization status and value;
5449 pass them to set_variable_part.
5450 (var_mem_set): Likewise.
5451 (get_init_value): New function.
5452 (var_reg_delete_and_set): New initialization status & value
5453 parameters; add call to get_init_value if status is unknown; pass new
5454 parameters to clobber_variable_part and var_reg_set.
5455 (var_mem_delete_and_set): Likewise.
5456 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5457 (var_mem_delete): Likewise.
5458 (variable_union): Pass status to unshare_variable; initialize new init
5459 and set_src fields. If flag_var_tracking_uninit is not set, force
5460 status to initialized.
5461 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5462 used later to get the set_src value.
5463 (find_src_status): New function.
5464 (find_src_set_src): New function.
5465 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5466 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5467 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5468 and var_mem_delete_and_set.
5469 (dump_variable): Print out "[uninit]" if appropriate.
5470 (set_variable_part): Add new initialization and set_src parameters;
5471 pass status to unshare_variable; set node->init and node- >set_src
5472 fields and modify slot in hash table appropriately; save the init and
5473 set_src values if appropriate and assign to the new node.
5474 (clobber_variable_part): New set_src parameter; if two nodes have
5475 same variable and same location but different set_src (assignment)
5476 values, clobber old node.
5477 (delete_variable_part): Pass init status to unshare_variable.
5478 (emit_note_insn_var_location): Add initialized var; assign var's init
5479 status to new 'initialized'; pass new init status field to calls to
5480 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5481 status to initialized.
5482 (emit_notes_in_bb): Pass initialization status to calls to
5483 var_reg_set, var_mem_set, var_reg_delete_and_set and
5484 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5485 var_reg_delete_and_set and var_mem_delete_and_set; call
5486 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5487 make up for change in add_stores.
5488 (vt_add_function_parameters): Add status to calls to
5490 * config/darwin.c (darwin_override_options): Turn on uninitialized
5491 tracking automatically, if var_tracking is on and the system is
5494 2007-07-13 Sa Liu <saliu@de.ibm.com>
5496 * config.gcc: Add options for arch and tune on SPU.
5497 * config/spu/predicates.md: Add constant operands 0 and 1.
5498 * config/spu/spu-builtins.def: Add builtins for double precision
5499 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5500 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5502 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5504 * config/spu/spu-protos.h: Add new function prototypes.
5505 * config/spu/spu.c (spu_override_options): Check options -march and
5507 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5508 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5510 (spu_const_from_int): New. Create a vector constant from 4 ints.
5511 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5512 (spu_emit_vector_compare): New. Emit vector compare.
5513 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5514 * config/spu/spu.h: Add options -march and -mtune. Define processor
5515 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5516 CANONICALIZE_COMPARISON.
5517 * config/spu/spu.md: Add new insns for double precision compare
5518 and double precision vector compare. Add vcond and smax/smin patterns
5519 to enable DFmode vector conditional expression.
5520 * config/spu/spu.opt: Add options -march and -mtune.
5521 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5522 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5523 both CELL and CELLEDP targets: spu_testsv.
5524 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5527 2007-07-13 Richard Guenther <rguenther@suse.de>
5529 PR tree-optimization/32721
5530 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5531 TREE_THIS_VOLATILE on the folded reference.
5532 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5533 if the array reference has TREE_THIS_VOLATILE set.
5535 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5538 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5540 2007-07-13 Andreas Schwab <schwab@suse.de>
5542 * gengtype-lex.l: Allow declarations to be indented.
5544 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5546 * ginclude/tgmath.h: New.
5547 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5548 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5549 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5550 * configure: Regenerate.
5552 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5554 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5555 correct index when setting register save state for xd
5558 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5560 * config/sh/sh.c (mark_use): Remove.
5562 2007-07-12 Paul Brook <paul@codesourcery.com>
5564 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5565 reg does not overlap return value.
5567 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5569 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5570 (set_expression_vuses): Ditto.
5571 (init_pre): Initialize expression_vuses.
5573 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5575 * config/i386/sse.md (storentdf, storentsf): New.
5577 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5579 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5581 * tree.c (build_decl_stat): Move code from here...
5582 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5583 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5584 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5585 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5586 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5589 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5590 Devang Patel <dpatel@apple.com>
5592 PR tree-optimization/25413
5593 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5594 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5595 * tree.h (contains_packed_reference): New.
5596 * expr.c (contains_packed_reference): New.
5597 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5598 (vect_enhance_data_refs_alignment): Call
5599 vector_alignment_reachable_p.
5600 * target.h (vector_alignment_reachable): New builtin.
5601 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5602 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5603 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5605 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5607 * target.h (builtin_vectorization_cost): Add new target builtin.
5608 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5609 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5610 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5611 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5612 uninitialized variables.
5613 * tree-vect-transform.c (cost_for_stmt): New function.
5614 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5615 using cost 1 for all scalar stmts. Be less conservative when
5616 estimating the number of prologue/epulogue iterations. Call
5617 targetm.vectorize.builtin_vectorization_cost. Return
5618 min_profitable_iters-1.
5619 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5620 initialization cost instead of TARG_VEC_STMT_COST. Use
5621 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5622 epilogue code. Fix epilogue cost computation.
5623 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5624 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5625 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5626 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5627 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5628 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5630 2007-07-12 Richard Guenther <rguenther@suse.de>
5632 * gimplify.c (gimplify_conversion): Make sure that the result
5633 from maybe_fold_offset_to_reference is trivially convertible
5634 to the desired type before doing the simplification.
5635 (gimplify_expr): Likewise.
5636 * fold-const.c (fold_binary): Use the correct types for
5637 building the simplified expression.
5639 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5641 PR rtl-optimization/32729
5642 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5643 that fallthru to exit.
5645 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5647 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5648 (symDTPOFF2reg): Likewise.
5650 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5652 PR tree-optimization/32663
5654 * tree.h (VALUE_HANDLE_VUSES): Remove.
5655 (struct tree_value_handle): Remove vuses.
5657 * tree-vn.c (create_value_handle_for_expr): Don't set
5660 * tree-ssa-pre.c (expression_vuses): New.
5661 (alloc_expression_id): Set up expression_vuses.
5662 (get_expression_vuses): New.
5663 (set_expression_vuses): Ditto.
5664 (clear_expression_ids): Modify for expression_vuses.
5665 (phi_translate_1): Ditto.
5666 (phi_translate_set): Ditto.
5667 (value_dies_in_block_x): Ditto
5668 (valid_in_sets): Ditto.
5669 (add_to_sets): Ditto.
5670 (find_existing_value_expr): Ditto.
5671 (create_value_handle_for_expr): Ditto.
5672 (make_values_for_stmt): Ditto.
5673 (vuse_equiv): Remove.
5675 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5677 * Makefile.in (mostlyclean): Remove object files.
5679 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5681 * toplev.c (no_new_pseudos): Deleted.
5682 * rtl.h (no_new_pseudos): Deleted.
5683 * tree-pass.h (pass_no_new_pseudos): Deleted.
5684 * passes.c (pass_no_new_pseudos): Deleted.
5685 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5686 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5687 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5689 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5690 * rtlhooks.c (gen_lowpart_general): Ditto.
5691 * optabs.c (prepare_operand): Ditto.
5692 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5694 * modulo-sched.c (rest_of_handle_sms): Ditto.
5695 * see.c (rest_of_handle_see): Ditto.
5696 * ifcvt.c (if_convert): Ditto.
5697 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5699 * init-regs.c (gate_initialize_regs): Deleted set of
5701 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5702 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5703 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5705 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5708 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5709 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5710 (*vec_extractv2di_1_rex64): New insn pattern.
5712 2007-07-11 David Daney <ddaney@avtrex.com>
5714 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5715 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5716 for SIGNAL_UNWIND_RETURN_COLUMN.
5717 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5718 (DWARF_FRAME_REGNUM): Rewrite.
5719 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5721 2007-07-11 Nick Clifton <nickc@redhat.com>
5723 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5724 delta and use gen_int_mode in place of GET_INT instead.
5726 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5728 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5731 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5733 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5734 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5736 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5737 (USE_CANONICAL_TYPES): New.
5738 * doc/invoke.texi (verify-canonical-types): Remove.
5739 (use-canonical-types): Add.
5741 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5743 * config/spu/spu.c (spu_optimization_options): Remove setting of
5744 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5745 (spu_override_options): Move it here.
5747 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5749 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5750 * config/mips/mips.c (mips_cpu_info_table): Mention
5751 MIPS_ISA_LEVEL_SPEC in the comment.
5753 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5755 PR tree-optimization/32713
5756 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5758 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5761 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5762 conditional to flag_isoc99.
5763 (c_common_init_options): Do it here, unconditionally.
5765 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5767 PR tree-optimization/32589
5768 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5769 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5770 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5771 predicate, extracted from...
5772 (set_rhs): ...here. Call it for the expression on entry.
5773 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5774 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5775 (simplify_binary_expression): Use valid_gimple_expression_p
5776 to validate the simplification.
5777 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5779 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5781 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5782 DWARF2_DEBUG on 32 bit target too.
5783 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5785 2007-07-11 Nick Clifton <nickc@redhat.com>
5787 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5788 version for 64-bit hosts.
5790 2007-07-10 David Daney <ddaney@avtrex.com>
5792 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5794 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5796 * config/mips/mips.c (mips_expand_synci_loop): New function.
5797 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5798 (UNSPEC_RDHWR): Same.
5799 (UNSPEC_SYNCI): Same.
5800 (UNSPEC_SYNC): Same.
5801 (clear_cache): New expand.
5805 (clear_hazard): Same.
5806 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5808 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5809 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5811 2007-07-10 Ian Lance Taylor <iant@google.com>
5813 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5816 2007-07-10 David Daney <ddaney@avtrex.com>
5818 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5819 * builtins.c (expand_builtin___clear_cache): New function.
5820 (expand_builtin): Call expand_builtin___clear_cache for
5821 BUILT_IN_CLEAR_CACHE case.
5822 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5823 * doc/md.texi (clear_cache): Document new instruction pattern.
5824 * testsuite/gcc.dg/builtins-64.c: New test.
5826 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5828 * config/cris/cris.md ("movsi"): Fix typo in last change.
5830 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5833 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5835 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5836 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5837 for FUNCTION_DECLs. Don't use align_functions_log if
5839 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5840 even for FUNCTION_DECLs.
5841 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5843 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5844 (DECL_FUNCTION_CODE): Update for new location and name of
5846 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5847 (struct tree_decl_common): Move 'align' and 'off_align' out
5848 of union, ensure they're still on a 32-bit boundary. Remove
5849 other fields in union 'u1'.
5850 (struct tree_function_decl): Add field 'function_code' replacing
5851 'u1.f' in tree_decl_common.
5852 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5853 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5854 (Variable Attributes): Cross-reference 'aligned' attribute
5855 to Function Attributes.
5856 * flags.h (force_align_functions_log): Delete.
5857 * toplev.c (force_align_functions_log): Delete.
5859 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5863 (*vec_concatv2di_rex): New insn pattern.
5865 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5868 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5870 2007-07-10 Ian Lance Taylor <iant@google.com>
5872 Replace no_new_pseudos in backends.
5873 * rtl.h (can_create_pseudo_p): Define.
5874 * config/darwin.c (machopic_indirect_data_reference): Use
5875 can_create_pseudo_p () instead of no_new_pseudos.
5876 (machopic_indirect_data_reference): Likewise.
5877 (machopic_legitimize_pic_address): Likewise.
5878 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5879 (alpha_emit_set_const_1): Likewise.
5880 (alpha_emit_set_const): Likewise.
5881 (alpha_emit_conditional_move): Likewise.
5882 (alpha_split_conditional_move): Likewise.
5883 * config/alpha/alpha.md (various splitters): Likewise.
5885 * config/arm/arm.c (legitimize_pic_address): Likewise.
5886 (arm_load_pic_register): Likewise.
5887 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5888 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5889 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5890 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5891 * config/cris/cris.md (movsi): Likewise.
5892 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5893 (symGOTOFF2reg_hilo): Likewise.
5894 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5895 * config/h8300/h8300.md (insv, extzv): Likewise.
5896 * config/i386/i386.c (ix86_expand_move): Likewise.
5897 (ix86_expand_vector_move): Likewise.
5898 (ix86_prepare_fp_compare_args): Likewise.
5899 (ix86_expand_carry_flag_compare): Likewise.
5900 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5901 (tls_dynamic_gnu2_combine_32): Likewise.
5902 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5903 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5904 (ia64_expand_movxf_movrf): Likewise.
5905 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5906 (m32c_split_move): Likewise.
5907 (m32c_expand_insv): Likewise.
5908 * config/m68k/m68k.md (movsi): Likewise.
5909 * config/mips/mips.c (mips_force_temporary): Likewise.
5910 (mips_split_symbol): Likewise.
5911 (mips_move_integer): Likewise.
5912 (mips_legitimize_const_move): Likewise.
5913 * config/mn10300/mn10300.md (movsi): Likewise.
5914 * config/pa/pa.c (emit_move_sequence): Likewise.
5915 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5916 (rs6000_got_register): Likewise.
5917 (create_TOC_reference): Likewise.
5918 (rs6000_machopic_legitimize_pic_address): Likewise.
5919 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5920 (various splitters): Likewise.
5921 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5922 (movsi_got): Likewise.
5923 * config/s390/s390.c (emit_symbolic_move): Likewise.
5924 * config/s390/s390.md (movhi, movqi): Likewise.
5925 (load_multiple, store_multiple): Likewise.
5926 * config/score/score.c (score_force_temporary): Likewise.
5927 * config/sh/sh.c (prepare_move_operands): Likewise.
5928 (prepare_cbranch_operands): Likewise.
5929 (emit_fpu_switch): Likewise.
5930 (fpscr_set_from_mem): Likewise.
5931 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5932 (adddi3, subsi3): Likewise.
5933 (various splitters): Likewise.
5934 (divsi_inv_fp_combine): Likewise.
5935 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5936 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5938 * config/sh/predicates.md (xor_operand): Likewise.
5939 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5940 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5941 (movdi_pic_label_ref): Likewise.
5942 * config/spu/spu.c (spu_split_immediate): Likewise.
5943 * config/alpha/alpha.md (various splitters): Remove test
5944 !no_new_pseudos || reload_completed.
5945 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5947 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5948 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5949 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5950 * config/score/score.c (th_output_mi_thunk): Likewise.
5951 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5952 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5954 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5956 PR rtl-optimization/32664
5957 * mode-switching.c (create_pre_exit): Skip barrier insns.
5959 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5961 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5962 force_gimple_operand_bsi.
5963 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5964 rewrite_use_compare): Ditto.
5965 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5967 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5968 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5969 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5970 * tree-profile.c (prepare_instrumented_value,
5971 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5972 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5973 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5974 tree_gen_ior_profiler): Ditto.
5975 * tree-ssa-reassoc.c (negate_value): Ditto.
5976 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5977 Use force_gimple_operand_bsi.
5978 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5979 * tree-if-conv.c (add_to_dst_predicate_list,
5980 find_phi_replacement_condition): Ditto.
5981 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5982 Call mark_symbols_for_renaming for new statements.
5983 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5985 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5987 * cfghooks.c (remove_edge): New function.
5988 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5990 * cfghooks.h (remove_edge): Declare.
5991 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5992 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5994 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5996 * optabs.h: Added declaration for signbit_optab.
5997 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5998 * genoptinit.c (optabs): Added entry for signbit insns.
5999 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6001 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6002 * config/s390/s390.md (signbit<mode>2): New expander.
6004 2007-07-09 Richard Guenther <rguenther@suse.de>
6007 * fold-const.c (fold_plusminus_mult_expr): Move constant
6008 arguments second to allow decomposing.
6010 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6013 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6015 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6016 Disregard DECL_FROM_INLINE.
6018 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6021 * doc/invoke.texi: Add ftree-reassoc flag.
6022 * common.opt (ftree-reassoc): New flag.
6023 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6024 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6026 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6028 PR tree-optimization/32681
6029 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6030 saved in second_edge->aux when first_bb is a loop header.
6032 2007-07-09 Jan HUbicka <jh@suse.cz>
6034 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6036 2007-07-09 Richard Guenther <rguenther@suse.de>
6038 * c-decl.c (start_function): Do not promote return type.
6040 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6042 * function.c (do_warn_unused_parameter): Do not warn if
6043 TREE_NO_WARNING is set.
6045 2007-07-08 Andreas Schwab <schwab@suse.de>
6047 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6049 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6052 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6054 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6055 apply to assembly language, too.
6056 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6058 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6060 Revert (note the sccvn portions are *not* reverted)
6061 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6063 Fix PR tree-optimization/23488
6065 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6067 * tree-flow-inline.h (get_value_handle): Ditto.
6068 * tree-ssa-pre.c (decl_vh_map): New.
6069 (decl_node_pool): New.
6070 (can_value_number_operation): Support DECL_P.
6071 (can_PRE_operation): Ditto.
6072 (create_expression_by_pieces): Ditto.
6073 (find_existing_value_expr): Modify to differnetiate between
6074 addressing and top level.
6075 (create_value_handle_for_expr): Handle DECL's.
6076 (poolify_tree): Ditto.
6077 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6078 (make_values_for_stmt): Handle DECL's properly.
6079 (init_pre): Reorg to not init useless things during FRE.
6081 * tree-flow.h: Include pointer-set.h.
6082 (decl_vh_map): Declare.
6083 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6085 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6087 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6088 the constraint description.
6089 * doc/md.texi: Update documentation of AVR constraints.
6091 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6093 * auto-inc-dec.c, config/arm/arm.c,
6094 config/m32r/constraints.md, config/mips/mips.md,
6095 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6096 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6097 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6098 typos. Follow spelling conventions.
6099 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6101 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6102 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6104 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6105 realloc_vuse): Remove.
6106 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6109 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6111 Fix PR tree-optimization/23488
6113 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6114 (try_to_simplify): Ditto.
6116 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6118 * tree-flow-inline.h (get_value_handle): Ditto.
6119 * tree-ssa-pre.c (decl_vh_map): New.
6120 (decl_node_pool): New.
6121 (can_value_number_operation): Support DECL_P.
6122 (can_PRE_operation): Ditto.
6123 (create_expression_by_pieces): Ditto.
6124 (find_existing_value_expr): Modify to differnetiate between
6125 addressing and top level.
6126 (create_value_handle_for_expr): Handle DECL's.
6127 (poolify_tree): Ditto.
6128 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6129 (make_values_for_stmt): Handle DECL's properly.
6130 (init_pre): Reorg to not init useless things during FRE.
6132 * tree-flow.h: Include pointer-set.h.
6133 (decl_vh_map): Declare.
6134 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6136 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6138 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6139 apply to assembly language, too.
6140 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6142 2007-07-06 Ian Lance Taylor <iant@google.com>
6143 Zack Weinberg <zackw@panix.com>
6146 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6148 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6150 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6151 (prefetch): Likewise if "pref" would be used.
6153 2007-07-06 Josh Conner <jconner@apple.com>
6157 * calls.c (store_one_arg): Handle arguments which are partially
6158 on the stack when detecting argument overlap.
6160 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6162 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6163 chosen during find_reloads.
6165 2007-07-06 Richard Guenther <rguenther@suse.de>
6167 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6168 TYPE_ARG_TYPES for verification of argument types. Use
6169 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6170 parameters as variable arguments.
6172 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6174 * libgcc2.h (word_type): Type definition removed.
6175 (cmp_return_type, shift_count_type): Type definitions added.
6176 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6177 replaced with shift_count_type.
6178 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6180 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6181 changed from word_type to Wtype.
6182 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6183 replaced with shift_count_type.
6184 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6186 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6187 and libgcc_shift_count attribute added.
6188 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6189 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6190 (TARGET_INITIALIZER): New target hooks added.
6191 * targhooks.c (default_libgcc_cmp_return_mode,
6192 default_libgcc_shift_count_mode): Default implementations for the new
6194 * targhooks.h (default_libgcc_cmp_return_mode,
6195 default_libgcc_shift_count_mode): Function prototypes added.
6196 * target.h (struct gcc_target): Fields for the new target hooks added.
6197 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6199 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6202 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6203 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6205 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6206 s390_libgcc_shift_count_mode): Functions added.
6207 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6208 Target hooks defined.
6210 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6212 * config/mips/mips.c (compute_frame_size): Restore the original
6213 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6214 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6215 Document why the difference is needed.
6217 2007-07-06 Richard Guenther <rguenther@suse.de>
6219 * c-common.c (boolean_increment): Use correctly typed
6222 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6224 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6225 the topmost argument register is not also included in the save mask.
6226 (mips16e_collect_argument_save_p): Take a pointer to the argument
6227 register, rather than a pointer to the number of arguments.
6228 (mips16e_collect_argument_saves): Only include argument saves
6229 that aren't in the register mask.
6231 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6233 PR rtl-optimization/32450
6234 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6235 to ensure that instructions are not moved into the prologue when
6236 profiling is on. Remove unused prologue_end variable.
6237 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6238 as a scheduling barrier.
6240 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6243 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6244 Disregard DECL_FROM_INLINE.
6246 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6248 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6249 IORing with a constant.
6251 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6253 PR rtl-optimization/32475
6254 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6255 for every definition of the stack pointer.
6257 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6259 * arm.c (vfp3_const_double_index): Copy signed results of
6260 REAL_VALUE_TO_INT into unsigned vars.
6262 2007-07-05 Richard Guenther <rguenther@suse.de>
6265 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6267 * tree-ssa.c (useless_type_conversion_p): Check canonical
6270 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6272 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6273 zero_extendhisi2): Change to define_insn_and_split.
6274 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6276 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6278 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6279 pass_match_asm_constraints): New.
6280 * passes.c (init_optimization_passes): Add new pass.
6281 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6282 * function.h (struct function): Add has_asm_statement bit.
6283 (current_function_has_asm_statement): New.
6284 * tree-pass.h (pass_match_asm_constraints): New.
6286 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6288 * config/mips/mips.c (mips_file_start): Avoid declaration
6291 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6293 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6295 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6297 * rtl.def (NOTE): Change print format string to print
6298 operand 5 as a note insn name.
6300 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6301 David Ung <davidu@mips.com>
6303 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6304 * doc/invoke.texi: (MIPS Options): Document them.
6306 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6307 David Ung <davidu@mips.com>
6309 Add support for SmartMIPS ASE.
6311 * optabs.c (expand_binop_directly): New, broken out from...
6312 (expand_binop): Here. Make it try rotating in the other
6313 direction even when the second operand isn't constant.
6314 * config/mips/mips.md (*lwxs): New.
6315 * config/mips/mips.opt (msmartmips): New.
6316 * config/mips/mips.c (mips_lwxs_address_p): New.
6317 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6318 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6319 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6320 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6321 (ISA_HAS_LWXS): New.
6322 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6323 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6324 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6325 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6326 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6327 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6328 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6330 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6332 * tree-vectorizer.c (new_loop_vec_info): Initialize
6333 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6334 * tree-vectorizer.h (_loop_vec_info): Added new filed
6335 min_profitable_iters.
6336 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6337 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6338 * tree-vect-analyze.c (vect_analyze_operations): Set
6339 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6340 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6341 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6342 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6343 and prologue cost to after they are computed.
6344 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6346 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6347 of creating vectors from scalars according to dt.
6348 (vect_model_store_cost): Likewise.
6349 (vectorizable_call): Use dt array instead of scalar dt. Call
6350 vect_model_simple_cost with additional argument dt.
6351 (vectorizable_assignment): Likewise.
6352 (vectorizable_operation): Likewise.
6353 (vectorizable_type_demotion): Likewise.
6354 (vectorizable_type_promotion): Likewise.
6355 (vectorizable_store): Use dt array instead of scalar dt. Call
6356 vect_model_store_cost with additional argument dt.
6357 (vect_do_peeling_for_loop_bound): Don't call
6358 vect_estimate_min_profitable_iters. Instead, lookup
6359 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6360 "may not be profitable".
6362 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6365 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6366 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6367 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6368 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6370 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6372 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6373 addressing modes cheaper.
6375 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6377 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6378 (dw_ranges_struct): Rename block_num to num. Adjust.
6379 (dw_ranges_by_label_struct): New.
6380 (ranges_by_label, ranges_by_label_allocated,
6381 ranges_by_label_in_use): New variables.
6382 (add_ranges_num): Factored most of the code out of...
6383 (add_ranges): ... this one. Rewrite in terms of the former.
6384 (add_ranges_by_labels): New.
6385 (output_ranges): Output by-label ranges.
6386 (dwarf2out_finish): Output range for multiple-section
6387 compile_unit. Output standard DW_AT_low_pc in addition to
6388 unexpected DW_AT_entry_pc.
6390 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6392 PR tree-optimization/32604
6393 PR tree-optimization/32606
6395 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6396 (compute_antic_safe): Removed.
6397 (ANTIC_SAFE_LOADS): Ditto.
6398 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6399 (execute_pre): Don't call compute_antic_safe.
6400 (vuse_equiv): New function.
6401 (make_values_for_stmt): Use it
6402 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6405 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6408 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6410 (avr_attribute_table): Make "naked" attribute apply to function types
6411 rather than to decls.
6412 (avr_handle_fntype_attribute): New function.
6414 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6416 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6419 2007-07-04 David Ung <davidu@mips.com>
6420 Joseph Myers <joseph@codesourcery.com>
6422 * config/mips/mips.md (type): Add logical, signext and move.
6423 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6424 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6425 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6426 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6427 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6428 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6429 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6430 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6431 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6432 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6433 movv2sf_hardfloat_64bit): Use the new types.
6434 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6435 *movdf_softfloat, *movdf_mips16): Use "multi".
6436 (extendqihi2): Replace with a define_expand.
6437 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6438 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6439 * config/mips/74k.md (r74k_int_logical): New reservation and
6441 (r74k_int_arith): Remove "slt".
6442 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6443 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6444 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6445 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6446 reservations for "arith".
6448 2007-07-04 Richard Guenther <rguenther@suse.de>
6450 * tree-ssa.c (useless_type_conversion_p): Add handling for
6451 scalar float and vector types. Only call the types_compatible_p
6452 langhook for aggregate types as last resort. Follow the
6455 2007-07-04 Richard Guenther <rguenther@suse.de>
6457 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6458 the same as NOP_EXPR.
6460 2007-07-04 Nick Clifton <nickc@redhat.com>
6462 * target.h (struct gcc_target): Add target_help field.
6463 * target-def.h (TARGET_HELP): New.
6464 (TARGET_INITIALIZER): Use TARGET_HELP.
6465 * opts.c (command_handle_option): Invoke target_help function, if
6466 defined, when the user has specified --target-help on the command
6468 * doc/invoke.texi: Mention that --target-help might print
6469 additional information.
6470 * doc/tm.texi: Document TARGET_HELP hook.
6472 * arm.c (TARGET_HELP): Override default definition.
6473 (arm_target_help): New - display a wrapped list of cores and
6474 architectures supported.
6476 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6478 * config/v850/v850.c (expand_prologue): Make sure
6479 GEN_INT() argument is sign extended rather than zero extended.
6480 (expand_epilogue): Likewise.
6481 (output_move_double): Delete.
6482 * config/v850/v850-protos.h (output_move_double): Delete.
6483 * config/v850/v850.md (movdi): Delete.
6484 (*movdi_internal): Delete.
6486 (*movdf_internal): Delete.
6488 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6490 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6491 unless compiling RTP PIC.
6493 2007-07-04 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/32482
6496 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6497 original ssa name if we didn't find a shift expression.
6498 Fix shift constant for bit zero test.
6500 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6502 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6504 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6506 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6507 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6508 * config/arm/vxworks.h (ASM_SPEC): Delete.
6509 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6511 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6513 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6514 (DDR_REVERSED_P): New.
6515 * tree-data-ref.c (initialize_data_dependence_relation,
6516 build_classic_dist_vector): Set DDR_REVERSED_P.
6518 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6521 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6522 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6523 init_omega_for_ddr_1): Use non conservative number of iterations
6525 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6526 (analyze_siv_subscript): Remove FIXME and reinitialization of
6527 last_conflicts to chrec_dont_know.
6528 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6530 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6532 * tree.c (maybe_canonicalize_argtypes): Improve description.
6534 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6536 * tree.c (maybe_canonicalize_argtypes): New.
6537 (build_function_type): Set canonical type.
6538 (build_method_type_directly): Ditto.
6539 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6542 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6544 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6546 (rewrite_use_nonlinear_expr): Likewise.
6548 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6550 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6552 2007-07-04 Ben Elliston <bje@au.ibm.com>
6554 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6557 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6559 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6560 (Exception Handling): Likewise.
6562 2007-07-03 Jan Hubicka <jh@suse.cz>
6564 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6566 2007-07-03 Eric Christopher <echristo@apple.com>
6568 * doc/cppopts.texi: Add conflicting option note to -dM.
6569 * doc/invoke.texi: Add note about possible conflicts with
6570 -E for -dCHARS and note that -dM will not produce
6571 any results if there is no machine dependent reorg.
6573 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6575 * tree.h (DECL_ALIGN): Back out previous change.
6577 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6579 * configure.ac: Test for .dtprelword support on MIPS.
6580 * configure, config.in: Regenerate.
6581 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6582 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6584 2007-07-03 Julian Brown <julian@codesourcery.com>
6586 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6587 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6588 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6589 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6591 (all_fpus): Add FPUTYPE_VFP3.
6592 (fp_model_for_fpu): Add VFPv3 field.
6593 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6594 (vfp3_const_double_index): New function. Return integer index of
6595 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6597 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6598 and argument represents a valid RTX for a VFPv3 constant.
6599 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6601 (vfp_emit_fstmd): Similar, for fstmd.
6602 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6603 constants, represented as integer indices.
6604 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6605 VFP_REGNO_OK_FOR_DOUBLE macros.
6606 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6607 (arm_file_start): Set float-abi attribute for VFPv3, and output
6608 correct ".fpu" assembler directive.
6609 (arm_dbx_register_numbering): Add FIXME.
6610 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6611 (fputype): Add FPUTYPE_VFP3.
6612 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6613 (CALL_USED_REGISTERS): Likewise.
6614 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6615 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6616 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6617 (D7_VFP_REGNUM): New.
6618 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6619 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6620 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6621 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6622 (REG_ALLOC_ORDER): Adjust for VFPv3.
6623 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6624 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6625 VFP_LO_REGS, VFP_HI_REGS.
6626 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6627 (IS_VFP_CLASS): Define macro.
6628 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6630 (REGISTER_MOVE_COST): Likewise.
6631 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6632 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6633 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6634 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6635 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6636 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6637 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6638 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6639 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6640 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6641 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6642 where appropriate for single-word registers.
6643 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6644 As above. Fix type attributes.
6645 * config/arm/constraints.md (register_contraint "t"): Define.
6646 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6648 (register_constraint "x"): Define.
6649 (constraint "Dv"): Define.
6651 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6653 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6655 2007-07-03 Tom Tromey <tromey@redhat.com>
6657 * c-parser.c (objc_pq_context): Removed.
6658 (objc_need_raw_identifier): Likewise.
6659 (c_parser) <objc_pq_context>: New field.
6660 <objc_need_raw_identifier>: Likewise.
6661 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6662 (c_lex_one_token): Update.
6663 (c_parser_objc_protocol_definition): Update.
6664 (c_parser_objc_method_definition): Update.
6665 (c_parser_objc_methodproto): Update.
6666 (c_parser_declspecs): Update.
6668 2007-07-03 David Ung <davidu@mips.com>
6670 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6672 2007-07-03 David Ung <davidu@mips.com>
6673 Richard Sandiford <richard@codesourcery.com>
6675 * doc/invoke.texi: Document -march=74kf3_2.
6676 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6677 (TUNE_74K): Check for it.
6678 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6679 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6680 * config/mips/mips.md (cpu): Add 74kf3_2.
6681 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6682 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6683 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6684 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6685 74kf3_2 to the CPU list.
6686 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6687 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6688 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6689 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6690 (r74kf3_2_fxfer_from_c1): New insn reservations.
6692 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6693 David Ung <davidu@mips.com>
6695 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6696 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6697 and 74k[fx]. Document aliases for the new options.
6698 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6699 (PROCESSOR_24KF2_1): ...this.
6700 (PROCESSOR_24KX): Rename to...
6701 (PROCESSOR_24KF1_1): ...this.
6702 (PROCESSOR_74KF): Rename to...
6703 (PROCESSOR_74KF2_1): ...this.
6704 (PROCESSOR_74KX): Rename to...
6705 (PROCESSOR_74KF1_1): ...this.
6706 (TUNE_74K): Update PROCESSOR_* names.
6707 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6708 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6709 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6710 (mips_rtx_cost_data): Update processor names in comments.
6711 (mips_issue_rate): Update PROCESSOR_* names.
6712 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6713 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6714 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6715 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6716 Update cpu attribute names.
6717 (r24k_fpu_iss): Rename this reservation to...
6718 (r24kf2_1_fpu_iss): ...this and update all uses.
6719 (r24kx_fpu_iss): Rename this reservation to...
6720 (r24kf1_1_fpu_iss): ...this and update all uses.
6721 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6722 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6723 Update cpu attribute names.
6725 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6727 * config/m32r/constraints.md: New file.
6728 * config/m32r/m32r.c: Include tm-constrs.h.
6729 (small_data_operand): Use satisfies_constraint_* instead of macro.
6730 (addr24_operand, gen_compare): Likewise.
6731 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6732 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6733 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6734 EXTRA_CONSTRAINT): Likewise.
6735 * config/m32r/m32r.md: Include constraints.md.
6736 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6737 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6738 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6739 (two_insn_const_operand, int8_operand, uint16_operand,
6740 reg_or_int16_operand, reg_or_uint16_operand,
6741 reg_or_cmp_int16_operand, cmp_int16_operand,
6742 seth_add3_operand): Likewise.
6744 2007-07-03 Eric Christopher <echristo@gmail.com>
6746 * libgcc2.h: Conditionally declare __bswapsi2 and
6749 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6751 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6754 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6757 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6758 (__gthrw_pragma): Provide default definition.
6760 * gthr-posix.c (__gthrw_pragma): Define.
6762 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6764 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6765 before declaring inequality.
6767 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6769 * combine.c (recog_for_combine): Log the success or failure of
6770 matching new insn patterns against the machine description in
6773 2007-07-03 Revital Eres <eres@il.ibm.com>
6775 * ddg.c (print_sccs): New function.
6776 (check_sccs): New function.
6777 (create_ddg_all_sccs): Use it.
6778 * ddg.h (print_sccs): Declare.
6779 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6781 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6783 * targhooks.h (default_mode_for_suffix): New function declaration.
6784 * targhooks.c (default_mode_for_suffix): New default target hook.
6785 * target.h (struct c): New structure in the targetm struct.
6786 (mode_for_suffix): New target hook as part of struct c.
6787 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6788 default_mode_for_suffix.
6789 (TARGET_C): New define.
6790 * c-lex.c: Include "target.h".
6791 (interpret_float): Use targetm.c.mode_for_suffix to determine
6792 the mode for a given non-standard suffix.
6793 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6795 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6796 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6798 * doc/extend.texi (Floating Types): New node. Document __float80 and
6799 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6801 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6804 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6805 predicate instead of target_operand.
6806 (divsi3_i1_media, divsi3_media_2): Likewise.
6808 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6810 * tree.h (alias_sets_might_conflict_p): Rename into
6811 alias_sets_must_conflict_p.
6812 * alias.c (alias_sets_might_conflict_p): Likewise.
6813 (alias_sets_conflict_p): Use it.
6814 (objects_must_conflict_p): Likewise.
6815 * c-common.c (strict_aliasing_warning): Adjust.
6817 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6819 * rtlhooks.c (gen_lowpart_if_possible): Check for
6820 invalid subreg before calling gen_lowpart_SUBREG.
6822 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6824 * config/darwin9.h: Add copyright notice.
6825 (LINK_COMMAND_SPEC): Add comment.
6826 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6827 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6828 DARWIN_LIBSYSTEM_HAS_UNWIND.
6830 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6833 * omp-low.c (check_combined_parallel): New function.
6834 (lower_omp_parallel): Call it via walk_stmts, set
6835 OMP_PARALLEL_COMBINED if appropriate.
6836 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6837 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6838 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6839 don't consider it as combined parallel.
6841 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6843 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6844 (gcc_tooldir): Likewise.
6845 * configure: Regenerate.
6846 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6847 old configure.ac gcc_tooldir setting.
6848 (prefix_to_exec_prefix): New variable.
6849 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6850 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6852 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6854 Fix PR tree-optimization/32583
6855 Fix PR tree-optimization/32584
6856 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6857 (phi_translate_set): Use phi_translate directly now.
6858 (make_values_for_stmt): Don't value number RHS if we already know
6861 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6862 Jim Wilson <wilson@specifix.com>
6865 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6868 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6869 Richard Sandiford <richard@codesourcery.com>
6870 Nigel Stephens <nigel@mips.com>
6872 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6873 (mips16e_output_save_restore): Declare.
6874 (mips16e_save_restore_pattern_p): Likewise.
6875 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6876 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6877 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6878 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6879 (BITSET_P): New global macro, extracted from...
6880 (mips_for_each_saved_reg): ...here.
6881 (mips16e_save_restore_info): New struct.
6882 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6883 (mips16e_save_restore_regs): New variable.
6884 (mips_split_plus, mips16e_find_first_register): New functions.
6885 (mips16e_mask_registers): New function.
6886 (compute_frame_size): Expand the commentary before the function.
6887 Enforce the MIPS16e save and restore register range restrictions.
6888 Pad the general register save area at the low end.
6889 (mips16e_save_restore_reg, mips16e_build_save_restore)
6890 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6891 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6892 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6894 (mips_expand_prologue, mips_expand_epilogue): Handle
6895 GENERATE_MIPS16E_SAVE_RESTORE.
6896 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6898 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6900 PR tree-optimization/31966
6901 PR tree-optimization/32533
6902 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6903 "basic_block" description as its third argument. Update function
6904 calls to get destination bb from "edge" argument. Save "cond" into
6905 aux field of the edge. Update prototype for changed arguments.
6906 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6908 (find_phi_replacement_condition): Operate on incoming edges, not
6909 on predecessor blocks. If there is a condition saved in the
6910 incoming edge aux field, AND it with incoming bb predicate.
6911 Return source bb of the first edge.
6912 (clean_predicate_lists): Clean aux field of outgoing node edges.
6913 (tree_if_conversion): Do not initialize cond variable. Move
6914 variable declaration into the loop.
6915 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6916 initializations of new_stmt, arg0 and arg1 variables.
6918 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6920 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6921 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6923 2007-07-02 Richard Guenther <rguenther@suse.de>
6925 * tree-ssa.c (useless_type_conversion_p): Document
6926 future intent as defining the middle-end type system.
6927 Re-structure to call langhook last, group by type class,
6928 mark questionable parts.
6930 2007-07-02 Richard Guenther <rguenther@suse.de>
6932 * tree-flow.h (types_compatible_p): Declare.
6933 * tree-ssa.c (types_compatible_p): New function.
6934 * ipa-type-escape.c (discover_unique_type): Use
6935 types_compatible_p instead of lang_hooks.types_compatible_p.
6936 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6937 * tree-vn.c (expressions_equal_p): Likewise.
6938 * tree.c (fields_compatible_p): Likewise.
6939 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6940 (cprop_operand): Use useless_type_conversion_p instead of
6941 lang_hooks.types_compatible_p.
6942 * tree-inline.c (setup_one_parameter): Likewise.
6943 (declare_return_variable): Likewise.
6944 * tree-nrv.c (tree_nrv): Likewise.
6945 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6946 (maybe_fold_offset_to_component_ref): Likewise.
6947 (maybe_fold_offset_to_reference): Likewise.
6948 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6949 (merge_alias_info): Likewise.
6950 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6951 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6952 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6953 * tree-tailcall.c (find_tail_calls): Likewise.
6954 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6955 * gimplify.c (canonicalize_addr_expr): Likewise.
6956 (fold_indirect_ref_rhs): Likewise.
6957 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6958 (cpt_same_type): Likewise.
6959 (check_pointer_types_r): Swap parameters to cpt_same_type
6961 * fold-const.c (fold_convert): Revert fix for PR15988.
6962 * tree-inline.c (setup_one_parameter): Instead fix it here by
6963 using fold_build1 instead of fold_convert and checking for
6964 error_mark_node. Convert only if the conversion is necessary.
6966 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6968 * configure.ac: Check for .gnu_attribute on Power.
6969 * configure: Regenerate.
6970 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6971 attribute for floating-point ABI.
6973 2007-07-02 Ira Rosen <irar@il.ibm.com>
6975 PR tree-optimization/32230
6976 PR tree-optimization/32477
6977 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6978 address is a constant.
6980 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6982 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6983 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6984 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6985 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6986 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6987 64-bit targets. Add support for *-elfoabi*.
6988 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6989 different settings if $(tm_defines) does not select the EABI.
6990 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6991 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6992 (MIPS_ARCH_OPTION_SPEC): Likewise.
6993 (MIPS_ISA_LEVEL_SPEC): Likewise.
6994 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6995 * config/mips/elfoabi.h: New file.
6997 2007-07-02 Richard Guenther <rguenther@suse.de>
6999 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7000 (useless_type_conversion_p): ... this.
7001 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7002 (useless_type_conversion_p): ... this.
7003 * builtins.c (fold_builtin_memory_op): Rename
7004 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7005 * tree-cfg.c (verify_expr): Likewise.
7006 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7007 * tree-ssa-ccp.c (ccp_fold): Likewise.
7008 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7009 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7010 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7011 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7012 * tree-ssa-pre.c (eliminate): Likewise.
7013 * tree-ssa.c (delete_tree_ssa): Likewise.
7014 (tree_ssa_useless_type_conversion): Likewise.
7015 * tree.c (build2_stat): Likewise.
7017 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7019 Fix PR tree-optimization/32571
7020 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7023 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7025 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7026 and other expected operations explicitly, change default to
7029 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7031 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7033 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7034 (tls_load_dot_plus_eight): Move the label number into the unspec.
7035 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7037 2007-07-01 Andreas Schwab <schwab@suse.de>
7039 * dwarf2out.c (initial_return_save): Define only if used.
7041 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7043 Unreverting Richard's Revert of:
7045 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7047 * dce.c (deletable_insn_p_1): New function, split out from...
7048 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7049 specially, not those inside PARALLELs. Remove BODY argument
7050 and adjust recursive call accordingly.
7051 (prescan_insns_for_dce): Update call to delete_insn_p.
7053 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7054 Revital Eres <eres@il.ibm.com>
7056 * ddg.c (create_ddg_all_sccs): Fix missed
7057 initialization of scc_nodes.
7059 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7062 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7063 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7065 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7067 * configure.ac: Check for .gnu_attribute on MIPS.
7068 * configure, config.in: Regenerate.
7069 * config/mips/mips.c (mips_file_start): If supported, output
7070 attribute for floating-point ABI.
7072 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7075 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7076 (ffs_cmove): New expander to expand using ctz pattern.
7077 (*ffs_cmove): Remove pattern.
7078 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7079 (ffsdi2): Expand using ctz pattern.
7080 (*ffs_rex64): Remove pattern.
7082 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7084 PR rtl-optimization/32296
7085 * pa.md (return): Delete pattern.
7086 (return_internal): Remove "(const_int 1)" from pattern.
7087 (epilogue): Use return_internal pattern for trivial returns.
7088 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7089 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7091 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7093 * tree-ssa-pre.c (is_exception_related): New function
7094 (can_value_number_operation): Use it.
7096 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7098 Fix PR tree-optimization/32540
7099 Fix PR tree-optimization/31651
7101 * tree-ssa-sccvn.c: New file.
7103 * tree-ssa-sccvn.h: Ditto.
7105 * tree-vn.c: Include tree-ssa-sccvn.h
7106 (val_expr_paid_d): Removed.
7107 (value_table): Ditto.
7108 (vn_compute): Ditto.
7109 (val_expr_pair_hash): Ditto.
7110 (val_expr_pair_expr_eq): Ditto.
7111 (copy_vuses_from_stmt): Ditto.
7114 (shared_vuses_from_stmt): Ditto.
7115 (print_creation_to_file): Moved up.
7116 (sort_vuses): Ditto.
7117 (sort_vuses_heap): Ditto.
7118 (set_value_handle): Make non-static.
7119 (make_value_handle): Ditto.
7120 (vn_add): Rewritten to use sccvn lookups.
7121 (vn_add_with_vuses): Ditto.
7122 (vn_lookup): Ditto (and second argument removed).
7123 (vn_lookup_with_vuses): Ditto.
7124 (vn_lookup_or_add): Ditto (and second argument removed);
7125 (vn_lookup_or_add_with_vuses): Ditto.
7126 (vn_lookup_with_stmt): New.
7127 (vn_lookup_or_add_with_stmt): Ditto.
7128 (create_value_handle_for_expr): Ditto.
7130 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7131 (seen_during_translate): New function.
7132 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7133 (phi_trans_add): Ditto.
7134 (constant_expr_p): FIELD_DECL is always constant.
7135 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7136 Use constant_expr_p.
7137 Avoid infinite recursion on mutually valued expressions.
7138 Change callers of vn_lookup_or_add.
7139 (phi_translate): New function.
7140 (compute_antic_safe): Allow phi nodes.
7141 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7142 (find_or_generate_expression): Rewrite slightly.
7143 (create_expression_by_pieces): Updated for vn_lookup_or_add
7145 Update VN_INFO for new names.
7146 (insert_into_preds_of_block): Update for new names.
7147 (add_to_exp_gen): New function.
7148 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7149 (find_existing_value_expr): Rewrite to changed vn_lookup.
7150 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7151 (try_look_through_load): Removed.
7152 (try_combine_conversion): Ditto.
7153 (get_sccvn_value): New function.
7154 (make_values_for_phi): Ditto.
7155 (make_values_for_stmt): Ditto.
7156 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7158 (init_pre): Update for SCCVN changes.
7160 (execute_pre): Ditto.
7162 * tree-flow.h (make_value_handle): Declare.
7163 (set_value_handle): Ditto.
7164 (sort_vuses_heap): Ditto.
7165 (vn_lookup_or_add_with_stmt): Ditto.
7166 (vn_lookup_with_stmt): Ditto.
7167 (vn_compute): Remove.
7170 (vn_lookup): Update arguments.
7172 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7174 (tree-ssa-sccvn.o): New.
7175 (OBJS-common): Add tree-ssa-sccvn.o
7177 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7180 * c-typeck.c (build_external_ref): Don't mark as used if called
7182 * calls.c (rtx_for_function_call): Likewise.
7184 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7188 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7190 * dce.c (deletable_insn_p_1): New function, split out from...
7191 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7192 specially, not those inside PARALLELs. Remove BODY argument
7193 and adjust recursive call accordingly.
7194 (prescan_insns_for_dce): Update call to delete_insn_p.
7196 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7198 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7199 (try_combine): Move potential calls to undo_all() so they happen
7200 before we commit to using the combined insns.
7202 2006-06-30 Jan Hubicka <jh@suse.cz>
7204 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7207 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7209 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7210 (cgraph_remove_unreachable_nodes): Likewise.
7211 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7212 * ipa-inline.c (update_caller_keys): Cast according to the coding
7214 (cgraph_decide_recursive_inlining): Likewise.
7215 (cgraph_decide_inlining_of_small_function): Likewise.
7216 (try_inline): Likewise.
7217 (cgraph_decide_inlining_incrementally): Likewise.
7218 * ipa-pure-const.c (get_function_state): Likewise.
7219 (scan_function): Likewise.
7220 (analyze_function): Likewise.
7221 (static_execute): Likewise.
7222 * ipa-reference.c (scan_for_static_refs): Likewise.
7223 (merge_callee_local_info): Likewise.
7224 (analyze_function): Use type safe memory macros.
7225 (static_execute): Likewise. Cast according to the coding conventions.
7226 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7228 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7230 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7231 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7234 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7237 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7238 for complex modes (both int and real).
7240 2007-06-29 Jan Hubicka <jh@suse.cz>
7242 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7244 2007-06-29 Jan Hubicka <jh@suse.cz>
7247 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7250 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7253 * config/avr/avr.c: Include dataflow header file.
7254 (expand_prologue): Adjust for prologue insn change.
7255 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7258 2007-06-29 Richard Guenther <rguenther@suse.de>
7261 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7262 during type verification.
7264 2007-06-29 Jan Hubicka <jh@suse.cz>
7266 * recog.c (validate_change_rtx_1): Unshare TO argument.
7268 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7270 PR tree-optimization/24659
7271 * tree-vect-transform.c (vectorizable_call): Handle
7272 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7274 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7275 * config/i386/i386.c (enum ix86_builtins)
7276 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7277 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7279 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7280 const using def_builtin_const.
7281 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7282 input operands in the same modes as the result.
7283 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7285 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7287 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7288 (df_set_dead_notes_for_mw): Likewise.
7290 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7292 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7294 2007-06-28 DJ Delorie <dj@redhat.com>
7296 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7298 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7300 * doc/invoke.texi (C++ Dialect Options): Document
7301 fvisibility-ms-compat.
7302 * c.opt (fvisibility-ms-compat): New.
7304 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7307 * tree-affine.c (aff_combination_add_elt): Handle
7308 pointer addition specially.
7310 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7312 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7313 decl is non-external for AIX ABI.
7315 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7317 * config/rs6000/predicates.md (current_file_function_operand):
7318 Ensure the symbol is non-external for AIX ABI.
7320 2007-06-28 Nick Clifton <nickc@redhat.com>
7322 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7323 (fdce, fdse, fpredictive-commoning): Likewise.
7325 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7328 * gcc.c (process_command): Recognize the new -static-libgfortran
7331 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7334 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7335 Use a call clobbered hard reg instead of a pseudo reg.
7337 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7339 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7341 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7344 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7345 REG_LIBCALL and REG_RETVAL notes.
7346 (divsi3, mulsi3): Likewise.
7347 (mulhisi3): Likewise. Use emit_libcall_block.
7348 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7350 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7352 PR rtl-optimization/32481
7353 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7355 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7357 * dce.c (deletable_insn_p_1): New function, split out from...
7358 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7359 specially, not those inside PARALLELs. Remove BODY argument
7360 and adjust recursive call accordingly.
7361 (prescan_insns_for_dce): Update call to delete_insn_p.
7363 2007-06-27 Richard Guenther <rguenther@suse.de>
7366 * tree.h (fold_convertible_p): Declare.
7367 * fold-const.c (fold_convertible_p): New function.
7368 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7369 instead of lang_hooks.types_compatible_p.
7371 2007-06-26 Jan Hubicka <jh@suse.cz>
7373 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7374 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7375 early use validate_unshare_change.
7376 (reload_combine): Likewise.
7377 * recog.c (change_t): New field unshare.
7378 (validate_change_1): Rename from validate_change; add argument unshare.
7379 (validate_change): Turn into wrapper of validate_change_1; update
7380 prototype for bools.
7381 (validate_unshare_change): New.
7382 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7383 calls of df_insn_rescan.
7384 * recog.h (validate_change): Replace ints by bools.
7385 (validate_unshare_change): Declare.
7387 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7389 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7391 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7393 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7395 2007-06-25 Jan Hubicka <jh@suse.cz>
7397 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7399 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7400 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7401 places other call site specific checks are performed.
7403 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7406 * tree-vect-transform.c (vectorizable_operation): Convert
7407 POINTER_PLUS_EXPR over to PLUS_EXPR.
7409 2007-06-25 Chao-ying Fu <fu@mips.com>
7411 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7412 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7413 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7414 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7416 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7417 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7418 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7419 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7420 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7421 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7422 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7423 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7424 ALL_FIXED_POINT_MODE_P): New define.
7425 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7427 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7429 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7430 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7431 MODE_VECTOR_UACCUM): New mode classes.
7433 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7434 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7435 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7438 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7439 (blank_mode): Initialize ibit and fbit.
7440 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7441 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7443 (new_adjust): Change required_class to required_class_from and
7444 required_class_to for testing within a range.
7445 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7446 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7448 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7449 (make_fixed_point_mode): New.
7450 (_ADD_ADJUST): Change C to C1 and C2.
7451 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7452 use a range for machine classes.
7453 (ADJUST_IBIT, ADJUST_FBIT): New.
7454 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7456 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7457 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7458 Emit adjustment for ibit and fbit.
7459 (emit_mode_ibit, emit_mode_fbit): New.
7460 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7462 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7464 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7465 as the source of the set.
7467 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7469 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7470 FP_REGNO_P): Use IN_RANGE.
7471 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7472 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7473 (DATA_REG_P): Use DATA_REGNO_P.
7474 (FP_REG_P): Use FP_REGNO_P.
7475 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7476 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7477 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7479 2007-06-24 Jan Hubicka <jh@suse.cz>
7482 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7484 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7487 * fold-const.c (fold_binary): Strip nops of operand 0
7488 of BIT_NOT_EXPR before calling operand_equal_p.
7489 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7490 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7492 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7494 * doc/extend.texi: Document that dllimport and dllexport imply
7496 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7497 imported or exported declaration, including type declarations.
7498 * c-common.c (handle_visibility_attribute): Check for conflicts
7499 with dllimport/dllexport.
7500 (c_determine_visibility): Handle dllimport/dllexport as an
7501 explicit visibility atttribute.
7503 2007-06-23 Richard Guenther <rguenther@suse.de>
7505 PR tree-optimization/16876
7507 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7509 * tree-inline.c (initialize_inlined_parameters): Do not call
7510 lang_hooks.tree_inlining.convert_parm_for_inlining.
7511 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7512 reason for mismatched types.
7513 * gimplify.c (gimplify_call_expr): Verify the call expression
7514 arguments match the called function type signature. Otherwise
7515 mark the call expression to be not considered for inlining
7516 using CALL_CANNOT_INLINE_P flag.
7517 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7518 edges call expression.
7519 (cgraph_decide_inlining_of_small_function): Likewise.
7520 (cgraph_decide_inlining): Likewise.
7521 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7523 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7524 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7525 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7527 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7528 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7530 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7531 convert_parm_for_inlining member.
7533 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7536 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7537 Remove optimization for GT.
7539 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7542 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7544 (prescan_insns_for_dce): Add extra parameter.
7546 2007-06-23 Jan Hubicka <jh@suse.cz>
7549 * gimplify.c (mark_addressable): New function.
7550 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7552 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7555 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7557 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7560 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7561 moves between MMX/SSE registers to at least 8 units to prevent
7562 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7564 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7566 * config/i386/i386.c (override_options): Correct x86_sahf
7569 2007-06-21 David Daney <ddaney@avtrex.com>
7572 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7573 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7574 (exception_receiver): Renamed to ...
7575 (nonlocal_goto_receiver): ... this.
7577 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7579 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7580 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7581 partial register accesses.
7583 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7585 * fold-const.c (debug_fold_checksum): Move it under
7586 ENABLE_FOLD_CHECKING.
7588 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7591 * tree.h (debug_fold_checksum): Declared.
7592 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7593 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7594 build_fold_addr_expr_with_type_1.
7595 (fold_addr_expr, debug_fold_checksum): New.
7596 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7597 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7600 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7602 PR tree-optimization/19590
7603 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7604 of scev is a constant.
7605 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7607 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7609 * df-problems.c (df_note_bb_compute): Made computation of live
7610 info consistent with df_lr.
7612 2007-06-21 Richard Guenther <rguenther@suse.de>
7614 PR tree-optimization/32453
7615 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7616 for pointer anti-range.
7618 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7620 * config/i386/i386.c (processor_target_table): Increase maximum
7621 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7624 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7625 byte alignment if > 8 byte alignment is preferred.
7626 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7628 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7630 PR tree-optimization/31866
7631 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7632 if ASM_EXPR's input is not a SSA_NAME.
7635 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7636 but decl is a global var, instead return decl.
7637 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7638 even for is_global_var decls, if they are private in some outer
7641 2007-06-21 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/32451
7644 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7646 2007-06-21 Christian Bruel <christian.bruel@st.com>
7648 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7649 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7650 (push_regs): Changed saving order or banked registers.
7651 (sh_expand_epilogue): Likewise.
7652 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7653 (FIRST_BANKED_REG): Likewise.
7654 (LAST_BANKED_REG): Likewise.
7655 * config/sh/sh.md (banked) New attribute.
7656 (in_delay_slot): Check banked attribute.
7658 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7660 PR tree-optimization/32075
7661 * tree-data-ref.c (subscript_dependence_tester_1,
7662 analyze_miv_subscript, analyze_overlapping_iterations,
7663 add_distance_for_zero_overlaps, build_classic_dist_vector,
7664 subscript_dependence_tester_1, analyze_overlapping_iterations,
7665 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7666 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7667 to evolution_function_is_affine_multivariate_p.
7669 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7671 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7673 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7676 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7678 * config/m32c/prologue.md (epilogue_exitd_16): New.
7679 (epilogue_reit_16): New.
7680 (epilogue_exitd): Rename to epilogue_exitd_24.
7681 (epilogue_reit): Rename to epilogue_reit_24.
7683 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7684 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7686 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7688 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7689 if dbg_cnt (sched_insn) reaches the limit.
7690 (choose_ready): New parameter INSN_PTR and new return value.
7691 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7692 the new return value from choose_ready.
7693 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7694 (rest_of_handle_global_alloc): New global_alloc_at_func.
7696 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7698 PR tree-optimization/25737
7699 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7700 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7701 * tree-flow.h (struct fieldoff): Add new field alias_set.
7702 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7703 argument addressable_type. Set alias_set of fieldoff.
7704 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7705 (create_overlap_variables_for): Pass alias_set from fieldoff to
7707 * alias.c (get_alias_set): Use alias_set from SFT if set.
7709 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7711 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7712 of a variable as an unsigned HOST_WIDE_INT integer.
7714 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7716 PR rtl-optimization/32405
7717 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7719 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7721 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7724 * builtins.c: Include diagnostic.h.
7725 (expand_builtin_expect): Make gcc_assert more permissive.
7726 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7729 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7733 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7734 if ACCUMULATE_OUTGOING_ARGS.
7736 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7738 * config/m68hc11/m68hc11.c: Include dataflow header file.
7739 (m68hc11_reorg): Port to dataflow.
7741 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7743 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7744 (struct df_problem.free_blocks_on_set_blocks): New field.
7745 (struct dataflow.optional_p): New field.
7746 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7747 (df_live_set_all_dirty): New function.
7748 * df-scan.c (df_scan_alloc): Initialize optional_p.
7749 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7750 * df-core.c (df_set_blocks): Removed use of
7751 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7752 df_problem.free_blocks_on_set_blocks to determine which blocks are
7754 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7755 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7756 uses dataflow.optional_p to determine if problem should be
7758 (rest_of_handle_df_initialize): Only start live problem if
7760 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7761 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7762 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7763 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7764 problem_NOTE): Initialize free_blocks_on_set_blocks.
7765 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7767 (df_live_set_all_dirty, df_note_alloc): New function.
7768 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7770 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7771 * postreload.c (reload_combine): Ditto.
7772 * cse.c (cse_extended_basic_block): Ditto.
7773 * regmove.c (mark_flags_life_zones): Ditto.
7774 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7775 erase_matching_seqs): Ditto.
7776 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7777 * integrate (allocate_initial_values): Ditto.
7778 * combine.c (reg_dead_at_p): Ditto.
7779 * resource.c (mark_target_live_regs): Ditto.
7780 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7781 * config/sh/sh.c (find_r0_life_regions): Ditto.
7782 * global.c (rest_of_handle_global_alloc): Only add back df_live
7784 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7786 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7788 (if_convert): Make sure df_live is there at -O == 1.
7789 (pass_if_after_combine): Cleanup flags.
7790 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7791 is there at -O == 1.
7793 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7795 * config/arm/arm.c (arm_get_frame_offsets): Set
7796 offsets->locals_base to avoid negative stack size.
7797 (thumb1_expand_prologue): Assert on negative stack size.
7799 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7801 PR tree-optimization/32367
7802 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7803 of the chrec has no evolution in that loop.
7804 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7806 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7808 * config/xtensa/xtensa.c: Include "df.h".
7809 (xtensa_builtin_saveregs): Use adjust_address instead of
7811 (xtensa_va_start): Invoke make_tree with sizetype for
7812 expand_builtin_saveregs and then convert the result to a pointer.
7813 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7814 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7815 Subtract argument size from index value as integers and then use
7816 POINTER_PLUS_EXPR to add the result to the array address.
7818 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7821 * config/m32c/m32c.c: Include dataflow header file.
7822 (m32c_emit_prologue): Adjust for prologue insn change.
7823 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7824 once inside a PARALLEL. Assume frame size passed in operand 0
7825 includes space to save the fb register.
7826 (prologue_enter_24): Likewise.
7827 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7829 2007-06-19 David Daney <ddaney@avtrex.com
7832 * config/mips/mips.md (cprestore): Mark $gp as used.
7834 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7837 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7838 (frv_ifcvt_modify_insn): Likewise.
7840 2007-06-19 Richard Guenther <rguenther@suse.de>
7842 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7843 only handle positive offsets that fit in a HOST_WIDE_INT.
7845 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7847 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7848 result of rsqrt insn for zero input argument to avoid NaN.
7850 2007-06-19 Richard Guenther <rguenther@suse.de>
7853 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7855 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7857 PR tree-optimization/32353
7858 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7860 2007-06-19 Nick Clifton <nickc@redhat.com>
7862 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7864 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7867 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7868 * config/i386/i386.c (assign_386_stack_local): Assert that
7869 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7870 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7871 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7872 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7874 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7876 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7878 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7880 PR rtl-optimization/32321
7881 * gcse.c (replace_store_insn): Update the note before
7882 calling emit_insn_after.
7884 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7887 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7889 * df-problems.c (df_note_bb_compute): Fix dumping info.
7891 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7893 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7894 insn with emit_jump_insn.
7896 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7898 PR tree-optimization/32383
7899 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7900 * targhooks.h (default_builtin_reciprocal): Update prototype.
7901 * target.h (struct gcc_target): Update builtin_reciprocal.
7902 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7903 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7904 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7905 when fndecl is in BUILT_IN_MD class.
7906 (execute_convert_to_rsqrt): Ditto.
7908 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7909 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7910 Convert BUILT_IN_SQRTF code only when md_fn is false.
7912 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7914 * bt-load.c (move_btr_def): Fix the order of arguments
7915 to validate_replace_rtx.
7917 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7919 * config/m68k/m68k-devices.def: Add 54450..54455.
7921 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7923 PR rtl-optimization/32366
7924 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7925 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7928 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7931 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7932 this is true, rescan insn being modified.
7933 (sms_schedule): Added rescan parameter.
7934 (rest_of_handle_sms): Moved freeing of dominance info to before
7935 getting out of cfg_layout.
7937 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7939 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7940 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7943 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7944 FL_CF_EMAC from the entry for isac.
7946 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7947 (const_sibcall_operand): New.
7948 (sibcall_operand): Use it.
7949 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7950 (m68k_isas): ISAC does not imply FPU or EMAC.
7951 (override_options): Add ISA_C logic for symbolic jump & call.
7953 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7955 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7956 return mode from the builtin itself.
7957 (sparc_fold_builtin): Fix cast of zero constant.
7959 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7961 * targhooks.c (default_builtin_reciprocal): New default target hook.
7962 * targhooks.h (default_builtin_reciprocal): Add prototype.
7963 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7964 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7965 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7966 default_builtin_reciprocal.
7968 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7971 * hooks.c (hook_tree_tree_bool_null): New hook.
7972 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7973 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7974 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7975 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7976 and convert it to reciprocal a*rfunc(b).
7977 (execute_convert_to_rsqrt): New function.
7978 (gate_convert_to_rsqrt): New function.
7979 (pass_convert_to_rsqrt): New pass definition.
7980 * target.h (struct gcc_target): Add builtin_reciprocal.
7981 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7982 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7983 TARGET_BUILTIN_RECIPROCAL.
7984 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7986 * config/i386/i386.h (TARGET_RECIP): New define.
7987 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7988 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7989 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7990 and not optimizing for size.
7991 (*rcpsf2_sse): New insn pattern.
7992 (*rsqrtsf2_sse): Ditto.
7993 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7994 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7995 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7996 and not optimizing for size.
7997 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7998 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7999 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8000 and not optimizing for size.
8001 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8002 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8003 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8004 and not optimizing for size.
8005 (*sse_rsqrtv4sf2): Do not export.
8007 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8008 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8009 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8010 and not optimizing for size.
8012 * config/i386/i386.opt (mrecip): New option.
8013 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8014 (ix86_emit_swsqrtsf): Ditto.
8015 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8016 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8018 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8019 ix86_expand_unop1_builtin.
8020 (ix86_emit_swdivsf): New function.
8021 (ix86_emit_swsqrtsf): Ditto.
8022 (ix86_builtin_reciprocal): New function.
8023 (TARGET_BUILTIN_RECIPROCAL): Use it.
8024 (ix86_vectorize_builtin_conversion): Rename from
8025 ix86_builtin_conversion.
8026 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8027 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8028 "i386 and x86_64 Options" section.
8029 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8031 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8032 Zdenek Dvorak <dvorakz@suse.cz>
8033 Richard Guenther <rguenther@suse.de>
8034 Kaz Kojima <kkojima@gcc.gnu.org>
8036 * tree-vrp.c (compare_values_warnv): Convert val2 to
8038 (extract_range_from_assert): Create
8039 POINTER_PLUS_EXPR for pointer types.
8040 (extract_range_from_binary_expr): Handle
8041 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8043 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8044 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8045 POINTER_PLUS_EXPR as PLUS_EXPR.
8046 (number_of_iterations_lt_to_ne):
8047 For pointer types, use sizetype when
8048 creating MINUS_EXPR/PLUS_EXPRs.
8049 (assert_loop_rolls_lt): For pointer types, use sizetype when
8050 creating MINUS_EXPR/PLUS_EXPRs.
8051 (number_of_iterations_le): Likewise.
8052 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8053 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8054 like PLUS_EXPR and MINUS_EXPR.
8055 * tree-pretty-print.c (dump_generic_node): Handle
8057 (op_prio): Likewise.
8058 (op_symbol_1): Likewise.
8059 * optabs.c (optab_for_tree_code): Likewise.
8060 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8062 * tree-tailcall.c (process_assignment): Mention
8063 POINTER_PLUS_EXPR in a TODO comment.
8064 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8065 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8066 not used with a pointer and an integer type.
8067 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8068 increment using chrec_convert_rhs instead of chrec_convert.
8069 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8070 PLUS_EXPR except for the right hand side's type will be
8072 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8073 (fold_used_pointer_cast): Kill.
8074 (pointer_offset_p): Kill.
8075 (fold_used_pointer): Kill.
8076 (pointer_used_p): Kill.
8077 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8078 call fold_used_pointer.
8079 (instantiate_parameters_1): Convert the increment
8080 using chrec_convert_rhs instead of chrec_convert.
8081 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8082 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8083 instead of PLUS_EXPR.
8084 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8085 PLUS_EXPR for pointers.
8086 (std_gimplify_va_arg_expr): Likewise.
8087 (fold_builtin_memory_op): Likewise.
8088 (fold_builtin_strstr): Likewise.
8089 (fold_builtin_strchr): Likewise.
8090 (fold_builtin_strrchr): Likewise.
8091 (fold_builtin_strpbrk): Likewise.
8092 (expand_builtin_memory_chk): Likewise.
8093 (fold_builtin_memory_chk): Likewise.
8094 (std_expand_builtin_va_start): Use
8095 sizetype for the call to make_tree and then convert
8096 to the pointer type.
8097 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8098 instead of PLUS_EXPR for adding to a pointer.
8099 (std_gimplify_va_arg_expr): Use fold_build2 for
8100 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8101 the operands to sizetype first and then cast the BIT_AND_EXPR
8102 back to the pointer type.
8103 * fold-const.c (build_range_check): Handle pointer types
8105 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8106 of PLUS_EXPR's. Make sure the offset is converted to
8108 (try_move_mult_to_index): Strip the NOPs from the offset.
8109 Remove code argument and replace all uses with PLUS_EXPR.
8110 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8111 specially. Don't use a pointer type for MINUS_EXPR.
8112 (fold_unary): Handle for (T1)(X op Y),
8113 only p+ as that is the only as that can be handled for
8114 binary operators now.
8115 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8117 <case PLUS_EXPR>: Add folding of PTR+INT into
8119 Don't call try_move_mult_to_index.
8120 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8121 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8122 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8123 Don't call try_move_mult_to_index.
8124 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8125 (tree_expr_nonzero_p): Likewise.
8126 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8127 of PLUS_EXPR for the complex expression folding.
8128 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8129 first chrec is a pointer type, then the second should
8130 be sizetype and not the first's type.
8131 For POINTER_PLUS_EXPR, use a different right hand side type.
8132 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8133 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8134 different right hand side type.
8135 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8136 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8137 instead of PLUS_EXPR.
8138 When either operand is zero, convert the other operand.
8139 (chrec_apply): Use chrec_convert_rhs
8140 on the argument x instead of chrec_convert.
8141 (reset_evolution_in_loop): For pointer types, the new_evol
8143 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8144 different right hand side type.
8145 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8146 (chrec_convert_rhs): New function.
8147 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8148 different right hand side type.
8149 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8150 * tree-chrec.h (chrec_convert_rhs): New prototype.
8151 (build_polynomial_chrec): For pointer types, the right hand
8152 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8153 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8154 Remove subtraction case as it is always addition now.
8155 Make sure the offset is converted to sizetype.
8156 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8157 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8158 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8159 PLUS_EXPR in pointer type.
8160 Handle POINTER_PLUS_EXPR.
8161 (tree_to_aff_combination): Likewise.
8162 (force_expr_to_var_cost): Likewise.
8163 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8164 instead of PLUS_EXPR for pointers.
8165 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8166 instead of PLUS_EXPR of pointer types.
8167 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8169 (check_va_list_escapes): Likewise.
8170 (check_all_va_list_escapes): Likewise.
8171 * dwarf2out.c (loc_descriptor_from_tree_1):
8172 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8173 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8174 (string_constant): Likewise.
8175 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8176 the offset to the base, use POINTER_PLUS_EXPR.
8177 (add_to_parts): Convert the index to sizetype.
8178 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8179 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8180 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8181 Offset only holds something for PLUS_EXPR.
8182 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8184 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8186 (analyze_accesses_for_modify_stmt): Likewise.
8187 Remove comment about the type being integral type as it is
8189 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8191 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8193 Correct the type which the artimentic is done in (is now
8196 * tree-data-ref.c (split_constant_offset): Handle
8198 * tree-affine.c (tree_to_aff_combination): Likewise.
8199 * c-typeck.c (build_unary_op): For pointers create the increment
8200 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8202 * gimplify.c (gimplify_self_mod_expr): Create a
8203 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8204 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8205 * tree.def (POINTER_PLUS_EXPR): New tree code.
8206 * tree-predcom.c (ref_at_iteration): If we have a pointer
8207 type do the multiplication in sizetype.
8208 * tree-mudflap.c (mf_xform_derefs_1): Create a
8209 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8210 * tree-ssa-forwprop.c
8211 (forward_propagate_addr_into_variable_array_index):
8212 Don't expect there to be a cast for the index as that
8213 does not exist anymore.
8214 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8215 instead of PLUS_EXPR.
8216 Don't check for the first operand of the POINTER_PLUS_EXPR
8217 was the index as it cannot be.
8218 Call forward_propagate_addr_into_variable_array_index with
8219 the SSA_NAME instead of the statement.
8220 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8221 (compare_constant): Likewise.
8222 (copy_constant): Likewise.
8223 (compute_reloc_for_constant): Likewise.
8224 (output_addressed_constants): Likewise.
8225 (initializer_constant_valid_p): Likewise.
8226 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8227 Convert the MIN/MAX of the inner type to the outer
8228 type before comparing them.
8229 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8230 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8231 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8232 of PLUS_EXPR for pointers.
8233 * tree-inline.c (estimate_num_insns_1): Handle
8235 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8236 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8237 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8238 instead of PLUS_EXPR for the pointer increment statement.
8239 (vect_update_ivs_after_vectorizer): For pointer types, create
8240 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8241 MULT_EXPR in sizetype.
8242 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8244 * tree-object-size.c (plus_expr_object_size): Handle
8245 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8246 code which is trying to figure out which side is a pointer and
8248 (check_for_plus_in_loops_1): Likewise.
8249 (check_for_plus_in_loops): Likewise.
8250 * c-common.c (pointer_int_sum): Create a
8251 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8252 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8253 only POINTER_PLUS_EXPR. Removing all the extra
8254 code which is trying to figure out which side is a pointer and
8256 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8257 PLUS_EXPR and MINUS_EXPR.
8258 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8260 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8261 with make_tree, instead of a pointer type.
8262 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8263 for pointers instead of PLUS_EXPR.
8264 (s390_gimplify_va_arg): Likewise.
8265 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8266 instead of PLUS_EXPR when doing addition on pointer
8267 types. Use sizetype for the second operand.
8268 (spu_gimplify_va_arg_expr): Likewise.
8269 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8270 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8271 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8272 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8273 for the pointer addition and also use size_int/sizetype
8275 (ix86_gimplify_va_arg): Likewise.
8276 Perform BIT_AND_EXPR on sizetype arguments.
8277 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8278 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8279 for the pointer additions and also use size_int for the offsets.
8280 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8281 additions and also use size_int for the offsets. Perform
8282 BIT_AND_EXPR on sizetype arguments.
8283 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8284 POINTER_PLUS_EXPR for pointers and create the
8285 BIT_AND_EXPR in sizetype.
8286 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8287 instead of PLUS_EXPR for pointer addition.
8288 (rs6000_va_start): Likewise.
8289 Also use sizetype for the offset.
8290 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8291 as PLUS_EXPR/MINUS_EXPR.
8292 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8293 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8294 Don't use BIT_AND_EXPR on a pointer type, convert the
8295 expression to sizetype first.
8296 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8298 (mips_gimplify_va_arg_expr): Likewise.
8299 Don't create BIT_AND_EXPR in a pointer type.
8301 2007-06-15 Eric Christopher <echristo@apple.com>
8303 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8304 (x86_64-*-darwin*): Ditto.
8305 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8308 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8310 * doc/extend.texi: Document behavior of __attribute__((aligned))
8313 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8315 * rtlanal.c (note_stores): Improve documentation.
8317 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8319 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8320 LOCAL_LABEL_PREFIX): Delete.
8321 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8322 (bfin_internal_label): Delete.
8324 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8326 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8327 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8328 otherwise define to LIBGCC2_TF_CEXT.
8329 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8330 (LIBGCC_TF_CEXT): Ditto.
8333 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8335 PR rtl-optimization/32339
8336 * df-scan.c (df_uses_record): Don't modify flags but just add to
8337 it for df_ref_record.
8339 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8341 * tree-mudflap.c: Fix whitespace issues.
8343 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8345 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8347 2007-06-14 Eric Christopher <echristo@apple.com>
8349 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8350 (movv4sf): Use gcc_unreachable instead of abort.
8352 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8355 * config/i386/sfp-machine.h (CMPtype): New define.
8356 (mach stubs): Use CMPtype instead of int as a return type.
8358 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8360 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8361 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8362 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8363 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8364 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8365 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8366 config/soft-fp/soft-fp.h: Update from glibc CVS.
8368 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8370 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8372 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8375 * config/v850/v850.c: Include dataflow header file.
8376 (substitute_ep_register): Fix typo.
8378 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8380 * configure.ac: Fix earlier checkin.
8381 * configure: Regenerated.
8383 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8385 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8386 * aclocal.m4: Regenerate.
8387 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8388 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8389 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8390 * configure: Regenerate.
8391 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8393 * Makefile.in (quickstrap): Build libgcc too.
8395 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8397 * configure.ac: Add --enable-checking=df. Explicitly mention that
8398 the variables are initialized as for "release".
8399 * df-core.c: Use it.
8400 * configure: Regenerate.
8401 * config.in: Regenerate.
8403 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8405 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8406 validate_replace_rtx instead of replace_rtx.
8407 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8409 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8411 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8412 (DWARF2_UNWIND_INFO): Override default if configured with
8414 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8415 (ENDFILE_SPEC): Add crtend.o.
8416 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8417 (ENDFILE_SPEC): Add crtend.o.
8418 (TARGET_USE_JCR_SECTION): Define.
8419 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8421 * config/i386/cygming-crtbegin.c: New file.
8422 * config/i386/cygming-crtend.c: New file.
8424 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8426 * config/i386/w32-unwind.h: New file.
8428 2007-06-13 Eric Christopher <echristo@apple.com>
8430 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8431 the user set a value below STACK_BOUNDARY.
8433 2007-06-13 Thiemo Seufer <ths@networkno.de>
8435 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8436 imply -lpthread for -pthread.
8438 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8440 * basic-block.h: Remove the prototype for
8441 free_basic_block_vars.
8442 * cfglayout.h: Remove the prototype for
8443 insn_locators_initialize.
8444 * tree.h: Remove the prototype for emit_line_note.
8446 * tree-ssa-pre.c (mergephitemp): Remove.
8447 (init_pre): Don't use mergephitemp.
8449 2007-06-13 Eric Christopher <echristo@apple.com>
8451 * config/i386/i386.c (override_options): If we've specified
8452 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8454 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8456 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8459 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8461 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8462 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8463 (eh_store_handler): New pattern.
8464 (eh_return): Emit it instead of a plain move.
8466 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8468 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8469 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8470 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8473 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8475 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8476 (find_next_insn_start, find_load): New functions.
8477 (bfin_reorg): Use them to deal with the fact that parallel insns are
8478 no longer represented as a SEQUENCE.
8480 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8482 * config/sparc/sparc.c (sparc_override_options): Initialize
8485 2007-06-13 Dave Korn <dave.korn@artimi.com>
8487 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8490 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8492 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8493 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8494 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8495 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8496 tree-vect-transform.c: Fix comment typos. Follow spelling
8499 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8501 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8502 to the exit block use set.
8503 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8504 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8505 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8507 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8509 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8510 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8511 to indicate an error.
8512 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8514 (dbg_cnt_process_opt): Print an error on a bad argument.
8515 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8516 * common.opt (-fdbg-cnt-list): New.
8517 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8519 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8521 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8522 flag on ref-all pointers.
8524 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8527 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8528 for the offset with the modifier as EXPAND_INITIALIZER
8529 if the modifier is EXPAND_INITIALIZER.
8530 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8531 a register if we had an overflow.
8533 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8535 * real.c (real_isfinite): New.
8536 (real_sqrt): Use it.
8537 * real.h (real_isfinite): New.
8538 * builtins.c: Use it.
8540 2007-06-12 Ian Lance Taylor <iant@google.com>
8541 Daniel Berlin <dberlin@dberlin.org>
8544 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8545 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8546 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8547 (DECL_NO_TBAA_P): Define.
8548 (struct tree_decl_common): Add no_tbaa_flag field.
8549 * tree-ssa-structalias.c (struct variable_info): Add
8550 no_tbaa_pruning field.
8551 (new_var_info): Initialize no_tbaa_pruning field.
8552 (unify_nodes): Copy no_tbaa_pruning field.
8553 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8554 (dump_solution_for_var): Print no_tbaa_pruning flag.
8555 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8557 (compute_tbaa_pruning): New static function.
8558 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8559 Call compute_tbaa_pruning.
8560 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8561 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8562 * gimple-low.c (lower_stmt): Likewise.
8563 * tree-gimple.c (is_gimple_stmt): Likewise.
8564 * tree-ssa-operands.c (get_expr_operands): Likewise.
8565 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8566 * tree-inline.c (estimate_num_insns_1): Likewise.
8567 (copy_result_decl_to_var): Likewise.
8568 * expr.c (expand_expr_real_1): Likewise.
8569 * tree-pretty-print.c (dump_generic_node): Likewise.
8570 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8571 * omp-low.c (omp_copy_decl_2): Likewise.
8572 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8573 * doc/c-tree.texi (Expression trees): Document
8574 CHANGE_DYNAMIC_TYPE_EXPR.
8576 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8578 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8579 with !HONOR_NANS and !HONOR_INFINITIES.
8580 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8582 2007-06-12 Tristan Gingold <gingold@adacore.com>
8584 * gcov.c: Comments updated.
8585 (source_info): Add file_time field.
8586 (source_index): New variable.
8587 (mutiple_files): New variable.
8588 (generate_results): New function extracted from process_file.
8589 (process_file): Save and restore chain of functions, generate
8590 results and free structures only if not merging results.
8591 (release_structures): File names are now freed in create_file_names
8592 (create_file_names): Free previous file names.
8593 (find_source): File date is now read here and modifications in
8594 source files is checked here.
8595 (read_graph_file): Only reverse order of functions for the current
8597 (make_gcov_file_name): Do not generate long names if input_name is
8599 (output_lines): If merging results do not display graph, data and
8601 Checking source file modification is done in find_source.
8603 * doc/gcov.texi: Append an s to sourcefile.
8605 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8607 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8608 (forced_nop): New pattern.
8609 * config/bfin/bfin.c: Include "df.h".
8610 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8611 (bfin_discover_loop): Use df_get_live_in instead of
8612 global_live_at_start.
8613 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8614 df_analyze when done.
8615 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8616 the insns. Use QImode for the final insn in a bundle. Call
8617 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8619 (reorder_var_tracking_notes): New function.
8620 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8621 update_life_info. Call df_analyze after scheduling and bundle
8622 generation. Call reorder_var_tracking_notes if generating these
8623 notes. Call df_finish_pass at the end.
8625 2007-06-12 Dirk Mueller <dmueller@suse.de>
8627 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8628 a comparison, not an assignment.
8630 2007-06-12 Olivier Hainque <hainque@adacore.com>
8632 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8633 Request walking the subtrees only, leaving the current is_lhs/val_only
8635 (convert_non_local_reference): Likewise.
8637 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8639 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8641 2007-06-12 Richard Guenther <rguenther@suse.de>
8643 PR tree-optimization/15353
8644 PR tree-optimization/31657
8645 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8646 * timevar.def: Add TV_TREE_IFCOMBINE.
8647 * tree-pass.h (pass_tree_ifcombine): Declare.
8648 * tree-ssa-ifcombine.c: New file.
8649 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8650 * tree-flow.h (blocks_in_phiopt_order): Declare.
8651 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8652 (tree-ssa-ifcombine.o): New dependencies.
8654 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8656 PR rtl-optimization/32293
8657 * combine.c (simplify_if_then_else): Truncate return from
8658 nonzero_bits() to correct mode.
8660 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8662 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8663 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8665 2007-06-11 Diego Novillo <dnovillo@google.com>
8667 * Makefile.in (reload1.o-warn): Remove.
8669 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8671 * combine.c (subst): Use reg_overlap_mentioned_p
8672 instead of comparing register numbers directly.
8674 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8676 * reload1.c (mark_home_live_1): Use the mode parameter.
8678 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8680 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8681 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8685 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8687 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8689 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8691 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8692 from integer registers.
8693 (FP mode splitters): Handle TFmode.
8695 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8697 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8698 for ref-all pointers that point-to anything.
8700 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8702 * config/arm/arm.c (arm_output_dwarf_dtprel,
8703 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8705 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8707 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8708 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8711 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8713 * tree.c (signed_or_unsigned_type_for): New.
8714 (unsigned_type_for): Use signed_or_unsigned_type_for.
8715 (signed_type_for): Use signed_or_unsigned_type_for.
8716 * tree.h (signed_or_unsigned_type_for): New.
8717 (get_signed_or_unsigned_type): Remove.
8718 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8719 lang_hooks.types.signed_type
8720 (size_diffop): Likewise.
8721 (all_ones_mask_p): Likewise.
8722 (build_range_check): Likewise.
8723 (fold_cond_expr_with_comparison): Likewise.
8724 (fold_cond_expr_with_comparison): Likewise.
8725 (unextend): Likewise.
8726 (extract_muldiv_1): Likewise.
8727 (fold_single_bit_test_into_sign_test): Likewise.
8728 (fold_binary): Likewise.
8729 (fold_ternary): Likewise.
8730 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8731 instead of get_signed_or_unsigned_type.
8732 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8733 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8734 * expr.c (signed_or_unsigned_type_for): Use
8735 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8736 * langhooks.c (get_signed_or_unsigned_type): Remove.
8737 (lhd_signed_or_unsigned_type): Remove.
8738 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8739 signed_or_unsigned_type.
8740 (lhd_signed_or_unsigned_type): Remove.
8741 * expmed.c (make_tree): Use signed_type_for instead of
8742 lang_hooks.types.signed_type.
8743 * c-common.c (same_scalar_type_ignoring_signedness): Use
8744 c_common_signed_type instead of lang_hooks.types.signed_type.
8745 (c_common_unsigned_type): New.
8746 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8747 (shorten_compare): Use c_common_unsigned_type instead of
8748 c_common_signed_or_unsigned_type.
8749 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8751 * convert.c (convert_to_integer): Use signed_type_for instead of
8752 lang_hooks.types.signed_type.
8753 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8754 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8755 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8756 * c-format.c (check_format_types): Use c_common_unsigned_type
8757 instead of unsigned_type_for.
8758 * c-decl.c (groakdeclarator): Likewise.
8759 * c-typeck.c (convert_for_assignment): Likewise.
8760 * c-common.h (c_common_unsigned_type): New.
8762 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8765 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8766 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8768 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8771 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8772 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8774 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8775 Sebastian Pop <sebpop@gmail.com>
8777 * lambda-code.c (remove_iv): New.
8778 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8780 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8782 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8783 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8784 * tree-ssa-loop-prefetch.c: Include optabs.h.
8785 (FENCE_FOLLOWING_MOVNT): New macro.
8786 (struct mem_ref): Add independent_p and storent_p fields.
8787 (record_ref): Initalize the new fields.
8788 (gather_memory_references_ref): Return true if the reference
8790 (gather_memory_references): Check whether all memory accesses
8791 in loop were recorded.
8792 (should_issue_prefetch_p): Return false for nontemporal stores.
8793 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8794 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8795 (determine_loop_nest_reuse): Detect independent memory references.
8796 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8797 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8798 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8799 * config/i386/i386.h (x86_mfence): Declare.
8800 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8801 * config/i386/i386.c (x86_mfence): New variable.
8802 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8804 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8805 * optabs.c (init_optabs): Initialize storent_optab.
8806 * optabs.h (enum optab_index): Add OTI_storent.
8807 (storent_optab): Declare.
8808 * genopinit.c (optabs): Add initialization for storent_optab.
8809 * tree.h (MOVE_NONTEMPORAL): New macro.
8810 * expr.c (expand_assignment, store_expr, store_constructor_field,
8811 store_constructor, store_field, expand_expr_real_1): Propagate
8812 nontemporality of the expanded store.
8813 (emit_storent_insn): New function.
8814 * expr.h (expand_assignment, store_expr): Declaration changed.
8815 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8816 to expand_assignment.
8817 * stmt.c (expand_asm_expr): Ditto.
8818 * calls.c (initialize_argument_information): Pass false as
8819 nontemporality to store_expr.
8820 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8823 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8825 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8827 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8829 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8831 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8832 and allow DECL_P here.
8834 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8836 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8837 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8838 track of the size of the expression.
8839 * cfghooks.c (merge_blocks): Remove block from loops structure only
8840 after call of the merge_blocks hook.
8842 2007-06-09 Tom Tromey <tromey@redhat.com>
8844 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8845 (deprecated_state): Removed.
8846 (start_decl): Update.
8847 (enum deprecated_states): Moved earlier.
8848 (groktypename): Update.
8849 (push_parm_decl): Likewise.
8850 (grokfield): Likewise.
8851 (start_function): Likewise.
8853 2007-06-09 Ian Lance Taylor <iant@google.com>
8855 PR tree-optimization/32169
8856 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8857 CONVERT_EXPR, check whether min and max both converted to an
8858 overflow infinity representation.
8860 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8862 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8863 not inserted on the edge.
8865 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8867 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8868 instructions if they are supported.
8869 (__divsi3, __umodsi3, __modsi3): Likewise.
8870 (__ashldi3, __ashrdi3, __lshrdi3): New.
8871 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8873 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8874 Tony Linthicum <tony.linthicum@amd.com>
8876 * doc/invoke.texi: Add fvect-cost-model flag.
8877 * common.opt (fvect-cost-model): New flag.
8878 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8879 cost fields in stmt_vec_info struct for STMT.
8880 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8881 fields in stmt_vec_info struct and access functions for the same.
8882 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8883 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8884 load, store and vector to scalar operation.
8885 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8886 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8887 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8888 (TARG_VEC_STORE_COST): Define cost of vector store.
8889 (vect_estimate_min_profitable_iters): Define new function.
8890 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8891 check to evaluate if loop iterations are less than minimum profitable
8892 iterations determined by cost model or minimum vect loop bound defined
8893 by user, whichever is more conservative.
8894 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8895 run-time check to evaluate if loop iterations are less than minimum
8896 profitable iterations determined by cost model or minimum vect loop
8897 bound defined by user, whichever is more conservative.
8898 (vect_estimate_min_profitable_iterations): New function to estimate
8899 mimimimum iterartions required for vector version of loop to be
8900 profitable over scalar version.
8901 (vect_model_reduction_cost): New function.
8902 (vect_model_induction_cost): New function.
8903 (vect_model_simple_cost): New function.
8904 (vect_cost_strided_group_size): New function.
8905 (vect_model_store_cost): New function.
8906 (vect_model_load_cost): New function.
8907 (vectorizable_reduction): Call vect_model_reduction_cost during
8909 (vectorizable_induction): Call vect_model_induction_cost during
8911 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8912 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8913 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8914 vectorizable_promotion, vectorizable_demotion): Call
8915 vect_model_simple_cost during analysis phase.
8917 2007-06-08 Simon Baldwin <simonb@google.com>
8919 * reg-stack.c (get_true_reg): Readability change. Moved default case
8920 label into direct switch statement scope.
8922 2007-06-08 Simon Baldwin <simonb@google.com>
8924 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8925 in gcc_assert() with '==' comparison.
8927 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8929 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8930 TARGET_ABM handling of x86_popcnt variable.
8932 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8934 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8935 __builtin_copysignq and __builtin_infq built-in functions.
8937 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8939 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8940 SSE4.2 section. Correct built-in function names in SSE4A section.
8942 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8944 PR tree-optimization/32243
8945 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8946 for ncopies after ratio check between nunits_out and nunits_in.
8947 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8949 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8951 PR tree-optimization/32224
8952 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8953 vectorization upon a non GIMPLE_MODIFY_STMT.
8955 2007-06-08 Christian Bruel <christian.bruel@st.com>
8958 * config/sh/sh.md (doloop_end): New pattern and splitter.
8959 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8961 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8964 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8966 (verify_dominators): Do not change dominance tree.
8968 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8970 * config/sh/constraints.md: New file.
8971 * config/sh/sh.c: Include tm-constrs.h.
8972 (reg_class_from_letter): Remove.
8973 (prepare_cbranch_operands): Use satisfies_constraint_*
8974 function instead of macro.
8975 (andcosts, broken_move, sh_secondary_reload): Likewise.
8976 * config/sh/predicates.md (trapping_target_operand): Likewise.
8977 (and_operand, arith_operand, arith_reg_or_0_operand,
8978 cmp_operand, logical_operand, target_operand,
8979 ua_address_operand, ua_offset, xor_operand): Likewise.
8980 * config/sh/sh.md: Include constraints.md.
8981 (*movsicc_t_false): Use satisfies_constraint_* function
8983 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8984 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8985 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8986 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8987 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8988 (REG_CLASS_FROM_CONSTRAINT): Remove.
8989 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8990 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8991 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8992 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8993 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8994 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8995 function instead of macro.
8996 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8997 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8998 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8999 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9000 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9001 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9002 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9003 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9004 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9005 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9006 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9007 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9008 EXTRA_CONSTRAINT_STR): Likewise.
9009 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9011 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9013 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9015 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9018 * c-common.h (flag_cpp0x): Replaced by...
9019 (cxx_dialect): ... this new variable specifying the C++ dialect that
9021 * c-common.c (flag_cpp0x): Removed.
9022 (cxx_dialect): Defined.
9023 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9025 * c-opts.c (c_common_post_options): Likewise.
9026 (set_std_cxx98): Set cxx_dialect to cxx98.
9027 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9029 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9030 Hui-May Chang <hm.chang@apple.com>
9032 * doc/invoke.texi (Darwin Options): Update documentation for
9033 -mmacosx-version-min.
9034 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9035 * config/darwin-driver.c: New file.
9036 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9037 * config/t-darwin (darwin-driver.o): New rule.
9039 * config/darwin-c.c (version_as_macro): Ignore low digit.
9041 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9043 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9044 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9045 (CSGNMODE): New mode macro.
9046 (CSGNVMODE): New mode attribute.
9047 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9048 expander using CSGNMODE mode macro. Handle TFmode.
9049 (copysign<mode>3_const): Rename from copysignsf3_const and
9050 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9052 (copysign<mode>3_var): Rename from copysignsf3_var and
9053 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9055 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9056 mode macro. Handle TFmode.
9057 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9058 (iortf3, *iortf3): Ditto.
9059 (xortf3, *xortf3): Ditto.
9060 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9061 TFmode and TImode masks.
9062 (ix86_expand_copysign): Expand TFmode copysign insn.
9063 (IX86_BUILTIN_INFQ): New.
9064 (IX86_BUILTIN_FABSQ): Ditto.
9065 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9066 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9067 [__builtin_fabsq]: Ditto.
9068 [__builtin_copysignq]: Ditto.
9069 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9070 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9071 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9072 ix86_expand_binop_builtin().
9074 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9076 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9078 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9081 * rtl.h (push_to_sequence2): New.
9082 * emit-rtl.c (push_to_sequence2): New.
9083 * function.c (assign_parm_data_all): Add new fields.
9084 (assign_parm_setup_block): Call push_to_sequence2 instead of
9086 (assign_parm_setup_reg): Ditto.
9087 (assign_parm_setup_stack): Ditto.
9088 (assign_parms_unsplit_complex): Ditto.
9089 (assign_parms): Change field name.
9091 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9093 PR tree-optimization/32220
9094 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9095 phi node is reached before defining statement.
9097 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9100 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9101 after changing the right hand side of the assignment.
9103 2007-06-06 Eric Christopher <echristo@apple.com>
9105 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9106 (x86_64-*-darwin*): Ditto.
9107 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9108 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9110 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9112 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9114 (add_key): Likewise.
9115 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9116 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9118 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9120 (add_cost_one_coalesce): Likewise.
9121 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9122 variable names. Rename orig to orig_name for consistency.
9123 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9125 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9127 (record_equivalences_from_stmt): Likewise.
9128 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9129 the coding conventions.
9130 (memory_ssa_name_same): Likewise.
9131 (dse_optimize_stmt): Likewise.
9132 (dse_record_phis): Likewise.
9133 (dse_finalize_block): Likewise.
9134 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9135 keywords as variable names.
9136 (may_move_till): Cast according to the coding conventions.
9137 (force_move_till_expr): Avoid using C++ keywords as variable names.
9138 (force_move_till): Cast according to the coding conventions.
9139 (memref_hash): Likewise.
9140 (memref_eq): Likewise.
9141 (gather_mem_refs_stmt): Likewise.
9142 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9143 using C++ keywords as variable names.
9144 (idx_find_step): Cast according to the coding conventions.
9145 (idx_record_use): Likewise.
9146 (find_depends): Likewise.
9147 (prepare_decl_rtl): Likewise.
9148 (mbc_entry_hash): Likewise.
9149 (mbc_entry_eq): Likewise.
9150 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9151 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9152 (idx_infer_loop_bounds): Cast according to the coding conventions.
9153 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9154 * tree-ssa-math-opts.c (occ_new ): Likwise.
9155 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9157 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9159 (add_use_op): Likewise.
9160 (add_vop): Likewise.
9161 (add_vuse_op): Likewise.
9162 (add_vdef_op): Likewise.
9163 (get_expr_operands): Likewise.
9164 (push_stmt_changes): Use type safe memory macros.
9165 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9166 keywords as variable names.
9167 (conditional_replacement): Likewise.
9168 (minmax_replacement): Likewise.
9169 (abs_replacement): Likewise.
9170 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9172 (insert_fake_stores): Avoid using C++ keywords as variable names.
9173 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9175 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9176 (heapvar_insert): Use type safe memory macros.
9177 (new_var_info): Cast according to the coding conventions.
9178 (new_constraint): Likewise.
9179 (remove_preds_and_fake_succs): Use type safe memory macros.
9180 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9182 (thread_single_edge): Likewise.
9183 (thread_through_loop_header): Likewise.
9185 2007-06-06 Eric Christopher <echristo@apple.com>
9187 * config/i386/i386.c (override_options): Move handling
9188 of TARGET_SUBTARGET* earlier.
9190 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9192 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9195 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9197 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9198 emited outside of basic block.
9199 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9201 * rtl.h (delete_insn_chain): Declaration changed.
9202 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9204 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9205 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9206 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9207 to delete_insn_chain.
9208 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9209 do not have bb field set.
9210 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9212 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9213 * cfgcleanup.c (try_optimize_cfg): Ditto.
9215 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9217 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9218 (lambda_body_vector_new): Use type safe memory macros.
9219 (lambda_linear_expression_new): Likewise.
9220 (lambda_loopnest_new): Likewise.
9221 (lambda_lattice_new): Likewise.
9222 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9223 conventions. Use type safe memory macros.
9224 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9225 (lambda_body_vector_s): Likewise.
9226 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9227 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9229 2007-06-06 Richard Guenther <rguenther@suse.de>
9231 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9232 if we need to schedule cfg_cleanup.
9233 (tree_ssa_forward_propagate_single_use_vars): Do so.
9235 2007-06-06 Ian Lance Taylor <iant@google.com>
9237 * fold-const.c (merge_ranges): If range_successor or
9238 range_predecessor fail, just return 0.
9240 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9242 PR tree-optimization/32216
9243 * tree-vectorizer.c (supportable_widening_operation): Determine
9244 signedness of FIX_TRUNC_EXPR from output operand.
9245 (supportable_narrowing_operation): Ditto.
9246 * tree-vect-generic.c (expand_vector_operations_1): Determine
9247 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9250 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9252 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9253 (struct pta): ...from here. Change flags to unsigned to avoid
9254 excessive casting (as it is used as a bit mask).
9255 (override_options): Add casts according to the coding convenventions.
9256 (x86_64_elf_unique_section): Likewise.
9257 (examine_argument): Avoid using C++ keywords as variable names.
9258 (construct_container): Likewise.
9259 (legitimize_pic_address): Likewise.
9260 (get_dllimport_decl): Cast according to the coding conventions. Use
9261 type safe memory macros.
9262 (legitimize_address): Cast according to the coding conventions.
9263 (emit_i387_cw_initialization): Corrected the type of slot to enum
9265 (ix86_init_machine_status): Use type safe memory macros.
9266 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9267 (bdesc_pcmpistr): Likewise.
9268 (bdesc_crc32): Likewise.
9269 (bdesc_sse_3arg): Likewise.
9270 (bdesc_2arg): Likewise.
9271 (bdesc_1arg): Likewise.
9272 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9273 (ix86_expand_sse_pcmpistr): Likewise.
9274 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9275 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9276 int to match the langhook definition.
9277 (ix86_builtin_conversion): Change the type of code to unsigned init to
9278 match the langhook definition.
9279 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9281 (ix86_preferred_output_reload_class): Likewise.
9282 (ix86_cannot_change_mode_class): Likewise.
9283 (ix86_memory_move_cost): Likewise.
9284 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9285 avoid excessive casting later on.
9286 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9288 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9290 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9291 as flags setting insn.
9292 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9294 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9296 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9297 (UNSPEC_ROUND): New.
9298 ("sse4_1_round<mode>2"): New insn pattern.
9299 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9301 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9302 expander using SSEMODEF mode macro. Expand using
9303 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9304 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9305 expander using SSEMODEF mode macro. Expand using
9306 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9307 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9308 expander using SSEMODEF mode macro. Expand using
9309 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9310 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9311 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9312 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9315 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9316 Sebastian Pop <sebpop@gmail.com>
9318 * lambda.h (build_linear_expr): New.
9319 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9320 Use build_linear_expr, call fold and force_gimple_operand.
9321 (lambda_loopnest_to_gcc_loopnest): Check that there is
9322 something to insert.
9323 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9325 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9327 PR preprocessor/23479
9328 * doc/extend.texi: Document the 0b-prefixed binary integer
9331 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9333 PR tree-optimization/32215
9334 * tree-vectorizer.c (supportable_widening_operation): Return false
9335 for unsupported FIX_TRUNC_EXPR tree code.
9336 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9338 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9340 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9341 register on SPE targets. Change documentation to reflect
9343 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9344 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9345 out of the register allocation pool.
9346 (rs6000_reg_live_or_pic_offset_p): New function.
9347 (rs6000_emit_prologue): Move the actual saving of LR up to free
9348 r0 for holding r11. Split saving of SPE 64-bit registers into
9349 its own case. Ensure that offsets will always be in-range for
9350 'evstdd' by using r11 as a scratch register to point at the start
9351 of the SPE save area. Save r11 if necessary, as it is the static
9353 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9354 into its own case. Ensure that offsets will always be in-range
9355 for 'evldd' by using r11 as a scratch register to point at the
9356 start of the SPE save area. Also adjust r11 when restoring
9357 the stack pointer to compensate for pre-loading r11.
9359 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9361 * cfg.c (init_flow): Use type safe memory macros.
9362 (alloc_block): Likewise.
9363 (unchecked_make_edge): Likewise.
9364 (dump_flow_info): Avoid using C++ keywords as variable names.
9365 (copy_original_table_clear): Cast according to the coding conventions.
9366 (copy_original_table_set): Likewise.
9367 * cfgexpand (label_rtx_for_bb): Likewise.
9368 (expand_gimple_basic_block): Likewise.
9369 * cfghooks.c (dump_bb): Likewise.
9370 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9372 (lv_add_condition_to_bb): Likewise.
9373 * cfglayout (relink_block_chain): Cast according to the coding
9375 (fixup_reorder_chain): Likewise.
9376 (fixup_fallthru_exit_predecessor): Likewise.
9377 * cfgloop.c (glb_enum_p): Likewise.
9378 (get_exit_description): Likewise.
9379 (dump_recorded_exit): Likewise.
9380 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9381 (struct loop): ... from here.
9382 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9384 * cfgrtl.c (rtl_create_basic_block): Likewise.
9385 (rtl_split_block): Likewise.
9386 (rtl_dump_bb): Likewise.
9387 (cfg_layout_split_block): Likewise.
9388 (init_rtl_bb_info): Use typesafe memory macros.
9390 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9391 * graphds.h: Updated all usages of edge to graph_edge.
9392 * graphds.c: Likewise.
9393 * cfgloopanal.c: Likewise.
9395 2007-06-05 Ian Lance Taylor <iant@google.com>
9397 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9398 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9399 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9401 (test_for_singularity): Likewise.
9403 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9405 * config/i386/constraints.md ("Y2"): Replaced by ...
9407 * config/i386/i386.md: Likewise.
9408 * config/i386/mmx.md: Likewise.
9409 * config/i386/sse.md: Likewise.
9411 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9413 * config/i386/constraints.md ("z"): Replaced by ...
9415 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9416 (sse4_1_blendvps): Likewise.
9417 (sse4_1_pblendvb): Likewise.
9418 (sse4_2_pcmpestr): Likewise.
9419 (sse4_2_pcmpestrm): Likewise.
9420 (sse4_2_pcmpestr_cconly): Likewise.
9421 (sse4_2_pcmpistr): Likewise.
9422 (sse4_2_pcmpistrm): Likewise.
9423 (sse4_2_pcmpistr_cconly): Likewise.
9425 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9427 * matrix-reorg.c (transform_access_sites): Fix computation.
9428 (transform_allocation_sites): Same.
9430 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9432 * config/i386/i386.c (override_options): Use
9433 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9435 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9437 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9438 (nonimm_not_xmm0_operand): Ditto.
9439 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9440 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9441 as operand[2] predicate. Require "z" class XMM register for
9442 operand[3]. Adjust asm template.
9443 ("sse4_1_blendvpd"): Ditto.
9444 ("sse4_1_pblendvb"): Ditto.
9445 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9446 force op2 into xmm0 register for variable blend instructions.
9448 2007-06-04 Tom Tromey <tromey@redhat.com>
9450 * c-tree.h (start_enum): Update.
9451 (build_enumerator): Likewise.
9452 * c-decl.c (enum_next_value): Removed.
9453 (enum_overflow): Likewise.
9454 (start_enum): Add c_enum_contents argument. Don't use globals.
9455 (build_enumerator): Likewise.
9456 * c-tree.h (struct c_enum_contents): New struct.
9458 2007-06-04 Tom Tromey <tromey@redhat.com>
9460 * c-common.c (c_common_get_alias_set): Fix indentation.
9462 2007-06-04 Ian Lance Taylor <iant@google.com>
9464 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9465 to overflow, reduce overflow infinity to regular infinity.
9466 (vrp_var_may_overflow): New static function.
9467 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9469 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9471 * stor-layout.c (layout_type): Remove duplicate code.
9473 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9476 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9477 before build_common_builtin_nodes ().
9479 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9482 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9484 2007-06-04 Jan Hubicka <jh@suse.cz>
9486 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9487 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9488 instead of _stat version.
9490 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9492 PR tree-optimization/32194
9493 * tree-predcom.c (determine_offset): Check that both references have
9496 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9498 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9499 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9500 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9501 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9502 Add argument to iterate_fix_dominators call.
9503 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9504 * gcse.c (hoist_code): Change domby to vector.
9505 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9506 Add argument to iterate_fix_dominators call.
9507 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9508 recompute_dominator.
9509 * lambda-code.c (perfect_nestify): Ditto.
9510 * cfgloopanal.c: Include graphds.h.
9511 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9512 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9513 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9515 * graphds.c: New file.
9516 * graphds.h: New file.
9517 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9518 (get_dominated_by, get_dominated_by_region): Change return type to
9520 (verify_dominators): Recompute all dominators and compare the results.
9521 (recount_dominator): Renamed to ...
9522 (recompute_dominator): ... this. Do not check that the block is
9524 (iterate_fix_dominators): Reimplemented.
9525 (prune_bbs_to_update_dominators, root_of_dom_tree,
9526 determine_dominators_for_sons): New functions.
9527 * et-forest.c (et_root): New function.
9528 * et-forest.h (et_root): Declare.
9529 * Makefile.in (graphds.o): Add.
9530 (cfgloopanal.o): Add graphds.h dependency.
9531 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9532 * basic-block.h (get_dominated_by, get_dominated_by_region,
9533 iterate_fix_dominators): Declaration changed.
9534 (recount_dominator): Renamed to ...
9535 (recompute_dominator): ... this.
9536 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9537 (thread_through_all_blocks): Do not free dominance info.
9539 2007-06-03 Andreas Schwab <schwab@suse.de>
9541 * config/m68k/m68k.c (override_options): Don't override
9543 * config/m68k/m68k-modes.def (SF, DF): Define to use
9544 motorola_single_format and motorola_double_format, resp.
9545 * real.c (motorola_single_format): Renamed from
9546 coldfire_single_format.
9547 (motorola_double_format): Renamed from coldfire_double_format.
9548 (encode_ieee_extended): Generate a proper canonical NaN image
9549 respecting canonical_nan_lsbs_set.
9550 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9552 * real.h: Adjust declarations.
9554 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9557 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9558 the symbol is generated with the stack protector.
9560 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9562 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9563 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9565 * doc/extend.texi (interrupt): Mention m68k.
9567 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9569 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9570 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9571 (ix86_expand_sse_pcmpestr): Do not check operands for
9572 "register_operand", when insn operand predicate is "register_operand".
9573 (ix86_expand_sse_pcmpistr): Ditto.
9575 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9576 Uros Bizjak <ubizjak@gmail.com>
9578 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9579 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9580 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9581 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9582 * config/i386/constraints.md ("z"): New register constraint
9583 for members of SSE_FIRST_REG class.
9584 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9585 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9586 SSE_FIRST_REG class.
9587 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9588 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9589 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9590 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9591 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9592 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9593 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9594 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9595 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9596 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9597 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9598 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9599 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9600 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9601 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9602 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9603 (struct builtin_description): Change "flag" field to unsigned.
9604 (bdesc_pcmpestr): New builtin description table.
9605 (bdesc_pcmpistr): Likewise.
9606 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9607 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9608 Initialize pcmp[ei]str[im] insns for SSE4.2.
9609 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9610 (ix86_expand_sse_pcmpistr): Likewise.
9611 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9612 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9613 (UNSPEC_PCMPISTR): Likewise.
9614 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9615 (sse4_2_pcmpestri):New isns pattern.
9616 (sse4_2_pcmpestrm): Likewise.
9617 (sse4_2_pcmpestr_cconly): Likewise.
9618 (sse4_2_pcmpistr): New insn patern and splitter.
9619 (sse4_2_pcmpistri):New isns pattern.
9620 (sse4_2_pcmpistrm): Likewise.
9621 (sse4_2_pcmpistr_cconly): Likewise.
9622 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9625 2007-06-01 David Daney <ddaney@avtrex.com>
9627 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9628 LOADGP_ABSOLUTE and not binds_local_p.
9630 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9632 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9634 2007-06-01 Ian Lance Taylor <iant@google.com>
9636 * tree-vrp.c (compare_name_with_value): Always set
9637 used_strict_overflow if we get a result from the variable itself.
9639 2007-06-01 Ian Lance Taylor <iant@google.com>
9641 PR rtl-optimization/31455
9642 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9643 subregs which have a cast between modes which are not tieable.
9645 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9647 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9648 breaks after return statements.
9650 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9652 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9653 only after no_new_pseudos.
9655 2007-05-31 Eric Christopher <echristo@apple.com>
9657 * expr.c (convert_move): Assert that we don't have a BLKmode
9659 (store_expr): Handle BLKmode moves by calling emit_block_move.
9661 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9663 * c-typeck.c (build_indirect_ref): Include type in error message.
9664 (build_binary_op): Pass types to binary_op_error.
9665 * c-common.c (binary_op_error): Take two type arguments, print out
9667 * c-common.h (binary_op_error): Update prototype.
9669 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9671 * config/i386/i386.c: Correct coments on -mno-sse4.
9673 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9675 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9676 (x86_64-*-*): Likewise.
9677 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9678 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9679 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9680 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9681 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9682 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9683 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9684 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9685 (OPTION_MASK_ISA_SSE4): Likewise.
9686 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9687 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9688 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9689 (override_options): Support SSE4.2.
9690 (ix86_build_const_vector): Support SImode and DImode.
9691 (ix86_build_signbit_mask): Likewise.
9692 (ix86_expand_int_vcond): Support V2DImode.
9693 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9694 (IX86_BUILTIN_CRC32HI): Likewise.
9695 (IX86_BUILTIN_CRC32SI): Likewise.
9696 (IX86_BUILTIN_CRC32DI): Likewise.
9697 (IX86_BUILTIN_PCMPGTQ): Likewise.
9698 (bdesc_crc32): Likewise.
9699 (bdesc_sse_3arg): Likewise.
9700 (ix86_expand_crc32): Likewise.
9701 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9702 (ix86_expand_builtin): Likewise.
9703 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9704 __SSE4_2__ for -msse4.2.
9705 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9706 (CRC32MODE): Likewise.
9707 (crc32modesuffix): Likewise.
9708 (crc32modeconstraint): Likewise.
9709 (sse4_2_crc32<mode>): Likewise.
9710 (sse4_2_crc32di): Likewise.
9711 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9713 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9714 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9715 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9716 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9717 (vcondu<mode>): Likewise.
9718 * doc/extend.texi: Document SSE4.2 built-in functions.
9719 * doc/invoke.texi: Document -msse4.2/-msse4.
9721 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9723 PR tree-optimization/32160
9724 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9725 variable as gimple reg.
9726 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9728 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9730 * gcc.c (main): Don't consider linker options when issuing the
9731 warning about a linker input file not being used.
9733 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9735 * tree-vrp.c (compare_names): Initialize sop.
9737 2007-05-30 Dirk Mueller <dmueller@suse.de>
9739 * cgraphunit.c (cgraph_analyze_function): Remove
9740 computation of inline parameters.
9742 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9744 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9746 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9748 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9749 Add vx-common.h. Include vxworks.h between vx-common.h and
9751 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9753 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9754 (TARGET_ASM_DESTRUCTOR): Likewise.
9755 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9756 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9757 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9758 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9759 (VXWORKS_ENDIAN_SPEC): Define.
9760 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9761 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9762 VXWORKS_* equivalents.
9763 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9764 (ASM_FILE_START): Delete.
9765 (TARGET_VERSION): Reformat.
9766 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9767 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9768 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9769 (FPBIT, DPBIT): Define.
9770 (fp-bit.c, dp-bit.c): New rules.
9771 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9772 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9773 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9774 * config/arm/arm.h: Include vxworks-dummy.h.
9775 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9776 Mark with ATTRIBUTE_UNUSED.
9777 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9778 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9779 make it incompatible with -msingle-pic-base.
9780 (arm_function_ok_for_sibcall): Return false for calls that might
9781 go through a VxWorks PIC PLT entry.
9782 (require_pic_register): New function, split out from...
9783 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9785 (arm_load_pic_register): Handle the VxWorks RTP initialization
9786 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9787 (arm_emit_call_insn): New function.
9788 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9789 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9790 (pic_offset_arm): New pattern.
9791 (call, call_value): Use arm_emit_call_insn.
9792 (call_internal, call_value_internal): New expanders.
9793 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9794 VxWorks unless __PIC__.
9796 2007-05-30 Eric Christopher <echristo@gmail.com>
9798 * genrecog.c: Include regs.h in generated file.
9799 * genemit.c: Ditto. Fix up formatting.
9800 * config/mn10300/constraints.md: New.
9801 * config/mn10300/mn10300.md: Include.
9802 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9803 Fix up for removed macro.
9804 * config/mn10300/predicates.md (call_address_operand): Ditto.
9805 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9806 (CONST_OK_FOR_I): Ditto.
9807 (CONST_OK_FOR_J): Ditto.
9808 (CONST_OK_FOR_K): Ditto.
9809 (CONST_OK_FOR_L): Ditto.
9810 (CONST_OK_FOR_M): Ditto.
9811 (CONST_OK_FOR_N): Ditto.
9812 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9816 (EXTRA_CONSTRAINT): Ditto.
9818 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9820 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9822 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9823 OPTION_MASK_ISA_64BIT.
9824 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9826 2007-05-30 Richard Guenther <rguenther@suse.de>
9829 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9830 types for comparison.
9831 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9832 with original typed arguments.
9833 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9835 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9837 PR tree-optimization/31769
9838 * except.c (duplicate_eh_regions): Clear prev_try if
9839 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9841 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9843 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9844 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9845 bsi of the location where statements should be inserted.
9846 (sink_code_in_bb): Take bsi from statement_sink_location.
9847 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9848 instead of bsi_start.
9849 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9851 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9852 (bsi_move_before): Document inconsistency with bsi_move_after.
9853 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9855 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9857 * config/i386/i386.h (TARGET_ABM): New define.
9858 (TARGET_POPCNT): Ditto.
9859 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9860 New temporary defines to redefine from OPTION_ISA_* defines.
9861 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9862 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9863 (ix86_isa_flags): New extern int declaration.
9864 (TARGET_SUBTARGET_DEFAULT): New define.
9865 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9866 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9867 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9868 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9869 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9870 * config/i386/darwin.h: Change TARGET_64BIT define to
9873 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9874 using existing "ix86_isa_flags" varible.
9875 (m32, m64): Use existing "ix86_isa_flags" variable.
9876 (mmmx, m3dnow): Ditto.
9877 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9878 (mabm): Define as non-negative option using "x86_abm" variable.
9879 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9881 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9882 Rewrite feature test bitmap.
9883 (ix86_isa_flags): New initialized global int varible.
9884 (ix86_isa_flags_explicit): New static int variable.
9885 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9886 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9887 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9888 target_flags_explicit.
9889 (override_options): Remove "target_enable" and "target_disable" fields
9890 from "struct ptt". Update processor_target_table accordingly. Remove
9891 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9892 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9893 "target_flags" and "ix86_isa_flags_explicit" instead of
9894 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9895 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9896 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9897 to true when either of PTA_POPCNT or PTA_ABM is set in
9898 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9899 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9900 processor_alias_table flags entry. Remove handling of
9901 "target_enable" and "target_disable" fields of processor_target_table.
9902 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9903 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9904 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9905 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9906 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9908 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9910 2007-05-29 David Daney <ddaney@avtrex.com>
9913 * config/mips/mips.c (mips_output_mi_thunk): Emit
9914 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9916 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9917 * config/i386/i386.c (ix86_function_regparm): Added checking of
9918 ix86_force_align_arg_pointer to determine the number of
9919 register parameters.
9921 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9923 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9924 (SET_DR_MISALIGNMENT): New.
9925 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9926 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9927 Use SET_DR_MISALIGNMENT.
9928 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9930 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9931 find_loop_nest): Export.
9932 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9933 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9934 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9935 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9937 (struct mem_ref): Add field reuse_distance.
9938 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9939 Initialize reuse_distance field.
9940 (issue_prefetch_ref): Select temporality of prefetch according to
9942 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9943 self_reuse_distance, determine_loop_nest_reuse): New functions.
9944 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9945 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9946 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9949 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9951 * tree-ssa-alias.c: Add aliasing overview.
9953 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9954 Danny Smith <dannysmith@users.sourceforge.net>
9957 * config/i386/t-crtfm: Compile crtfastmath.o with
9958 -minline-all-stringops.
9959 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9960 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9962 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9964 * doc/md.texi: Document constraints on HP PA-RISC.
9966 * pa/constraints.md: New file.
9967 * pa.md: Include constraints.md.
9968 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9969 (integer_store_memory_operand, ldil_cint_p): New functions.
9970 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9971 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9972 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9973 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9974 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9976 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9979 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9980 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9981 case POSTDECREMENT_EXPR>): Return the error_mark_node
9982 if either the real or imaginary parts would an
9985 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9987 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9988 name when we remove it from a call.
9990 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9992 * targhooks.c (default_narrow_bitfield): Remove.
9993 * targhooks.h: Remove the prototype for
9994 default_narrow_bitfield.
9996 * langhooks-def.h: Remove the prototype for
9997 hook_get_alias_set_0.
9998 * langhooks.c (hook_get_alias_set_0): Remove.
10000 * global.c (EXECUTE_IF_CONFLICT): Remove.
10002 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10005 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10006 return true when truth_value_p is true and the type
10009 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10011 * doc/install.texi (Prerequisites): We no longer require Autoconf
10012 2.13 for the top-level.
10014 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10016 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10017 memory access via x86_expand_vector_move_misalign() only for
10018 TImode values on 32-bit targets.
10020 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10022 * matrix-reorg.c: New file. Implement matrix flattening and
10023 transposing optimization.
10024 * tree-pass.h: Add matrix reorg pass.
10025 * common.opt: Add fipa-mreorg flag.
10026 * Makefile.in: Add matrix-reorg.c.
10027 * passes.c: Add matrix reorg pass.
10028 * varpool.c (add_new_static_var): New function.
10029 * cgraph.h (add_new_static_var): Declare.
10031 2007-05-27 Eric Christopher <echristo@apple.com>
10033 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10034 sp_offset depending on stack size. Save r12 depending
10035 on registers we're saving later.
10036 (rs6000_emit_epilogue): Update sp_offset depending only
10039 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10041 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10042 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10043 * ifcvt.c (if_convert): Ditto.
10044 * tree-ssa-threadupdate.c (thread_block): Ditto.
10045 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10046 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10047 verify_loop_closed_ssa): Check number_of_loops instead of
10049 * predict.c (tree_estimate_probability): Ditto.
10050 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10051 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10052 * modulo-sched.c (sms_schedule): Ditto.
10053 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10054 (scev_finalize): Do not do anything if scev analysis was not
10056 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10057 current_loops == NULL.
10058 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10059 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10060 there are no loops.
10061 (loop_optimizer_finalize): Assert that loops were analyzed.
10062 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10063 rtl_doloop): Check number_of_loops instead of current_loops.
10064 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10065 current_loops == NULL.
10066 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10067 gate_tree_vectorize tree_linear_transform, check_data_deps,
10068 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10069 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10070 Check number_of_loops instead of current_loops.
10071 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10072 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10073 free loops if available.
10074 (execute_pre): Do not pass do_fre to fini_pre.
10076 2007-05-27 Tobias Burnus <burnus@net-b.de>
10078 PR middle-end/32083
10079 * real.c (mpfr_from_real): Fix sign of -Inf.
10081 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10083 * tree-vect-transform.c (vectorizable_conversion): Initialize
10084 tree_code variables to ERROR_MARK.
10085 (vectorizable_type_demotion): Likewise.
10086 (vectorizable_type_promotion): Likewise.
10088 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10091 * config/i386/i386.md (movti): Handle push operands via
10092 ix86_expand_push().
10094 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10096 * basic-block.h: Remove the prototype for merge_seq_blocks.
10097 * cfgcleanup.c (merge_seq_blocks): Remove.
10099 * tree-flow.h: Remove the prototype for is_aliased_with.
10100 * tree-ssa-alias.c (is_aliased_with): Remove.
10102 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10104 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10106 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10108 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10109 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10110 (vec_unpacks_hi_v16qi): Likewise.
10111 (vec_unpacku_lo_v16qi): Likewise.
10112 (vec_unpacks_lo_v16qi): Likewise.
10113 (vec_unpacku_hi_v8hi): Likewise.
10114 (vec_unpacks_hi_v8hi): Likewise.
10115 (vec_unpacku_lo_v8hi): Likewise.
10116 (vec_unpacks_lo_v8hi): Likewise.
10117 (vec_unpacku_hi_v4si): Likewise.
10118 (vec_unpacks_hi_v4si): Likewise.
10119 (vec_unpacku_lo_v4si): Likewise.
10120 (vec_unpacks_lo_v4si): Likewise.
10122 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10124 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10125 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10126 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10127 follow spelling conventions in various
10128 warning/error/diagnostic messages.
10130 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10131 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10132 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10133 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10134 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10135 * doc/tm.texi: Follow spelling conventions.
10137 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10140 * tree-ssa-forwprop.c
10141 (forward_propagate_addr_into_variable_array_index): Remove
10142 the lhs argument. Use the type of def_rhs instead of lhs.
10143 (forward_propagate_addr_expr_1): Update use of
10144 forward_propagate_addr_into_variable_array_index.
10146 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10147 Nigel Stephens <nigel@mips.com>
10149 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10150 function attributes, "far" being an alias for "long_call".
10151 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10152 (mips_near_type_p, mips_far_type_p): New.
10153 (mips_comp_type_attributes): New function to check that attributes
10154 attached to a function type are compatible.
10155 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10156 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10157 to the target function of the thunk.
10158 (mips_encode_section_info): Check for "near" and "far" function
10159 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10161 * config/mips/predicates.md (const_call_insn_operand): Test only
10162 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10164 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10167 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10168 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10169 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10170 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10172 2007-05-25 Eric Christopher <echristo@apple.com>
10174 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10175 to x86-darwin configurations.
10176 * config/i386/t-darwin: Add softfp support.
10177 * config/i386/t-darwin64: Ditto.
10178 * config/i386/sfp-machine.h: If mach then don't use
10179 aliasing, emit a stub to call.
10181 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10183 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10184 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10185 tree-predcom.c, tree-ssa-alias-warnings.c,
10186 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10187 comment typos. Follow spelling conventions.
10188 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10190 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10193 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10194 constants into memory. Expand unaligned memory references for
10195 SSE modes via x86_expand_vector_move_misalign() function.
10197 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10199 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10200 "memory" attribute for "sseishft" type insn without operands[2].
10202 2007-05-25 Dirk Mueller <dmueller@suse.de>
10203 Marcus Meissner <meissner@suse.de>
10205 * doc/extend.texi (alloc_size): New attribute.
10206 * c-common.c (handle_alloc_size_attribute): New.
10207 * tree-object-size.c (alloc_object_size): Use alloc_size
10208 attribute, if available.
10210 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10212 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10214 (__builtin_ia32_vec_ext_v2di): Likewise.
10215 (__builtin_ia32_vec_ext_v4si): Likewise.
10216 (__builtin_ia32_vec_ext_v8hi): Likewise.
10217 (__builtin_ia32_vec_ext_v16qi): Likewise.
10218 (__builtin_ia32_vec_set_v8hi): Likewise.
10220 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10222 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10224 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10226 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10227 (arm_is_longcall_p): Rename to...
10228 (arm_is_long_call_p): ...this. Take a single tree argument and
10230 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10231 (CUMULATIVE_ARGS): Remove call_cookie.
10232 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10233 (ENCODED_LONG_CALL_ATTR_P): Delete.
10234 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10235 LONG_CALL_FLAG_CHAR cases.
10236 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10237 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10238 ARM_DECLARE_FUNCTION_SIZE.
10239 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10240 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10241 (arm_encode_call_attribute, current_file_function_operand): Delete.
10242 (arm_function_in_section_p): New function.
10243 (arm_is_longcall_p): Rename to...
10244 (arm_is_long_call_p): ...this. Take the target function as a single
10245 argument and return a bool. Do not rely on call cookies. Check
10246 whether the target symbol is in the same section as the current
10247 function, not just the same compilation unit.
10248 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10249 (arm_encode_section_info): Don't encode a call type.
10250 * config/arm/arm.md (call, call_value): Update calls to
10251 arm_is_long(_)call_p. Simplify logic.
10252 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10253 Update calls to arm_is_long(_)call_p.
10255 2007-05-25 Richard Guenther <rguenther@suse.de>
10257 PR tree-optimization/31982
10258 * tree-ssa-forwprop.c
10259 (forward_propagate_addr_into_variable_array_index): Handle arrays
10260 with element size one.
10262 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10264 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10265 (umulsi3_highpart): Likewise.
10267 2007-05-24 Ian Lance Taylor <iant@google.com>
10269 PR rtl-optimization/32069
10270 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10273 2007-05-24 Ollie Wild <aaw@google.com>
10275 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10278 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10280 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10281 (oprs_unchanged_p): Use it to check all registers in a REG.
10282 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10283 (reg_set_between_after_reload_p): Delete.
10284 (reg_used_between_after_reload_p): Likewise.
10285 (reg_set_or_used_since_bb_start): Likewise.
10286 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10287 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10288 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10289 * rtlanal.c (reg_set_p): Check whether REG overlaps
10290 regs_invalidated_by_call, rather than just checking the
10291 membership of REGNO (REG).
10293 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10295 * doc/passes.texi: Document predictive commoning.
10296 * doc/invoke.texi (-fpredictive-commoning): Document.
10297 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10298 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10299 adding indices to the generated name.
10300 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10301 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10302 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10303 (op_symbol_code): ... and exported.
10304 (dump_omp_clause, op_symbol): Use op_symbol_code
10305 instead of op_symbol_1.
10306 * tree-pass.h (pass_predcom): Declare.
10307 * timevar.def (TV_PREDCOM): New timevar.
10308 * tree-ssa-loop.c (run_tree_predictive_commoning,
10309 gate_tree_predictive_commoning, pass_predcom): New.
10310 * tree-data-ref.c (find_data_references_in_loop): Find the
10311 references in dominance order.
10312 (canonicalize_base_object_address): Ensure that the result has
10314 (dr_analyze_innermost): Export.
10315 (create_data_ref): Code to fail for references with invariant
10317 (find_data_references_in_stmt): ... here.
10318 * tree-data-ref.h (dr_analyze_innermost): Declare.
10319 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10320 (aff_combination_find_elt, name_expansion_hash,
10321 name_expansion_eq, tree_to_aff_combination_expand,
10322 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10324 * tree-affine.h (aff_combination_constant_multiple_p,
10325 tree_to_aff_combination_expand): Declare.
10326 * tree-predcom.c: New file.
10327 * common.opt (fpredictive-commoning): New option.
10328 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10329 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10330 * Makefile.in (tree-predcom.o): Add.
10331 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10332 * passes.c (init_optimization_passes): Add dceloop after
10333 copy propagation in loop optimizer. Add predictive commoning
10334 to loop optimizer passes.
10336 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10338 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10341 2007-05-24 Jan Hubicka <jh@suse.cz>
10343 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10345 (genheader): Include statistics.h.
10347 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10349 * print-rtl.c (flag_dump_unnumbered): Update comments.
10350 (print_rtl): Fix my previous change.
10351 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10354 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10356 PR middle-end/32018
10357 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10359 (thread_through_all_blocks): Call initialize_original_copy_tables
10360 and free_original_copy_tables.
10361 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10363 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10364 * cfghooks.c (duplicate_block): Use get_loop_copy.
10365 * cfg.c: Include cfgloop.h.
10366 (loop_copy): New hash table.
10367 (initialize_original_copy_tables): Initialize loop_copy table.
10368 (free_original_copy_tables): Free loop_copy table.
10369 (copy_original_table_clear, copy_original_table_set,
10370 set_loop_copy, get_loop_copy): New functions.
10371 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10372 * cfgloop.h (struct loop): Remove copy field.
10373 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10374 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10376 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10378 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10379 -msse/-msse2/-msse3.
10381 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10383 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10384 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10386 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10389 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10390 * targhooks.h (default_mangle_decl_assembler_name): Declare
10392 * targhooks.c (default_mangle_decl_assembler_name): Define
10394 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10396 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10397 * langhooks.c (lhd_set_decl_assembler_name): Call
10398 targetm.mangle_decl_assembler_name for names with global scope.
10400 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10402 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10403 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10405 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10406 New. Factored out of i386_pe_encode_section_info.
10407 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10408 Move check for prior decoration of stdcall
10409 symbols to i386_pe_encode_section_info.
10410 (i386_pe_encode_section_info): Adjust call to
10411 gen_stdcall_or_fastcall_suffix. Use
10412 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10413 (i386_pe_mangle_decl_assembler_name): New. Wrap
10414 i386_pe_maybe_mangle_decl_assembler_name.
10416 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10418 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10419 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10420 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10421 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10422 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10425 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10426 Nigel Stephens <nigel@mips.com>
10427 Richard Sandiford <richard@codesourcery.com>
10429 Fix up MIPS16 hard float and add support for complex.
10431 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10432 (TARGET_SOFT_FLOAT_ABI): New.
10433 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10434 __mips_soft_float to reflect the ABI in use, not whether the
10435 FPU is directly accessible (e.g., in MIPS16 mode).
10436 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10437 (UNITS_PER_FPVALUE): Likewise.
10439 * config/mips/mips.c (mips_expand_call): Remove redundant
10440 TARGET_MIPS16 check.
10441 (mips_arg_regno): New.
10442 (function_arg_advance): When setting bits in cum->fp_code for
10443 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10445 (function_arg): Use mips_arg_regno.
10446 (mips_return_mode_in_fpr_p): New.
10447 (mips16_call_stub_mode_suffix): New.
10448 (mips16_cfun_returns_in_fpr_p): New.
10449 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10450 (mips_output_function_prologue): Test mips16_hard_float, not
10451 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10452 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10453 return value into a floating-point register.
10454 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10455 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10456 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10457 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10458 word of double arguments from or to the high bits of 64-bit
10459 floating point registers.
10460 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10461 (mips16_fpret_double): New helper function.
10462 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10463 support for complex modes. Fill in DECL_RESULT for stubdecl.
10464 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10466 * config/mips/mips16.S
10467 (RET, ARG1, ARG2): New.
10468 (MERGE_GPRf, MERGE_GPRt): New.
10469 (DELAYt, DELAYf): New.
10470 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10471 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10472 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10473 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10474 (SFOP): Renamed to...
10475 (OPSF3): This, and macro-ified. Updated all uses.
10476 (SFOP2): Renamed to...
10477 (OPSF2): This, and macro-ified. Updated all uses.
10478 (SFCMP): Renamed to...
10479 (CMPSF): This, and macro-ified. Updated all uses.
10480 (SFREVCMP): Renamed to...
10481 (REVCMPSF): This, and macro-ified. Updated all uses.
10482 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10483 (LDDBL1, LDDBL2, RETDBL): Deleted.
10484 (DFOP): Renamed to...
10485 (OPDF3): This, and macro-ified. Updated all uses.
10486 (DFOP2): Renamed to...
10487 (OPDF2): This, and macro-ified. Updated all uses.
10488 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10489 (DFCMP): Renamed to...
10490 (CMPDF): This, and macro-ified. Updated all uses.
10491 (DFREVCMP): Renamed to...
10492 (REVCMPDF): This, and macro-ified. Updated all uses.
10493 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10494 (RET_FUNCTION): New.
10495 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10496 (__mips16_ret_sc, __mips16_ret_dc): New.
10497 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10498 STUB_ARGS_6, STUB_ARGS_10): New.
10499 (CALL_STUB_NO_RET): New.
10500 (__mips16_call_stub_1): Macro-ified.
10501 (__mips16_call_stub_5): Macro-ified.
10502 (__mips16_call_stub_2): Macro-ified.
10503 (__mips16_call_stub_6): Macro-ified.
10504 (__mips16_call_stub_9): Macro-ified.
10505 (__mips16_call_stub_10): Macro-ified.
10506 (CALL_STUB_RET): New.
10507 (__mips16_call_stub_sf_0): Macro-ified.
10508 (__mips16_call_stub_sf_1): Macro-ified.
10509 (__mips16_call_stub_sf_5): Macro-ified.
10510 (__mips16_call_stub_sf_2): Macro-ified.
10511 (__mips16_call_stub_sf_6): Macro-ified.
10512 (__mips16_call_stub_sf_9): Macro-ified.
10513 (__mips16_call_stub_sf_10): Macro-ified.
10514 (__mips16_call_stub_df_0): Macro-ified.
10515 (__mips16_call_stub_df_1): Macro-ified.
10516 (__mips16_call_stub_df_5): Macro-ified.
10517 (__mips16_call_stub_df_2): Macro-ified.
10518 (__mips16_call_stub_df_6): Macro-ified.
10519 (__mips16_call_stub_df_9): Macro-ified.
10520 (__mips16_call_stub_df_10): Macro-ified.
10521 (__mips16_call_stub_sc_0): New.
10522 (__mips16_call_stub_sc_1): New.
10523 (__mips16_call_stub_sc_5): New.
10524 (__mips16_call_stub_sc_2): New.
10525 (__mips16_call_stub_sc_6): New.
10526 (__mips16_call_stub_sc_9): New.
10527 (__mips16_call_stub_sc_10): New.
10528 (__mips16_call_stub_dc_0): New.
10529 (__mips16_call_stub_dc_1): New.
10530 (__mips16_call_stub_dc_5): New.
10531 (__mips16_call_stub_dc_2): New.
10532 (__mips16_call_stub_dc_6): New.
10533 (__mips16_call_stub_dc_9): New.
10534 (__mips16_call_stub_dc_10): New.
10536 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10537 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10538 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10540 2007-05-23 Ian Lance Taylor <iant@google.com>
10542 * doc/invoke.texi (Invoking GCC): Document that the order of the
10545 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10548 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10549 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10550 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10554 * config/score/score.c (score_print_operand): Make sure that only
10555 lower bits are used.
10557 2007-05-22 Ian Lance Taylor <iant@google.com>
10559 * tree-vrp.c (avoid_overflow_infinity): New static function,
10560 broken out of set_value_range_to_value.
10561 (set_value_range_to_value): Call avoid_overflow_infinity.
10562 (extract_range_from_assert): Likewise.
10564 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10566 PR middle-end/31095
10567 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10568 change the type before looking for a COMPOUND_EXPR.
10570 2007-05-22 Ian Lance Taylor <iant@google.com>
10572 * lower-subreg.c (decompose_multiword_subregs): If we change an
10573 insn, call remove_retval_note on it.
10575 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10577 * regs.h (end_hard_regno): New function.
10578 (END_HARD_REGNO, END_REGNO): New macros.
10579 (add_to_hard_reg_set): New function.
10580 (remove_from_hard_reg_set): Likewise.
10581 (in_hard_reg_set_p): Likewise.
10582 (overlaps_hard_reg_set_p): Likewise.
10583 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10584 (note_btr_set): Use END_HARD_REGNO.
10585 * caller-save.c (setup_save_areas): Use end_hard_regno.
10586 (mark_set_regs): Use END_HARD_REGNO.
10587 (add_stored_regs): Use end_hard_regno.
10588 (mark_referenced_regs): Use add_to_hard_reg_set.
10589 * combine.c (update_table_tick): Use END_REGNO.
10590 (record_value_for_reg): Likewise.
10591 (record_dead_and_set_regs): Likewise.
10592 (get_last_value_validate): Likewise.
10593 (use_crosses_set_p): Likewise.
10594 (reg_dead_at_p_1): Likewise.
10595 (reg_dead_at_p): Likewise.
10596 (mark_used_regs_combine): Use add_to_hard_reg_set.
10597 (move_deaths): Use END_HARD_REGNO.
10598 (reg_bitfield_target_p): Use end_hard_regno.
10599 (distribute_notes): Use END_HARD_REGNO.
10600 * cse.c (mention_regs): Use END_REGNO.
10601 (insert): Use add_to_hard_reg_set.
10602 (invalidate): Use END_HARD_REGNO.
10603 (invalidate_for_call): Likewise.
10604 (exp_equiv_p): Use END_REGNO.
10605 (cse_insn): Likewise.
10606 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10607 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10608 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10609 * function.c (keep_stack_depressed): Use end_hard_regno.
10610 * global.c (global_alloc): Use end_hard_regno.
10611 (global_conflicts): Use add_to_hard_reg_set instead of
10613 (find_reg): Likewise.
10614 (mark_reg_store): Likewise.
10615 (mark_reg_conflicts): Likewise.
10616 (mark_reg_death): Use remove_from_hard_reg_set.
10617 (mark_reg_live_nc): Delete.
10618 (set_preference): Use end_hard_regno.
10619 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10620 remove_from_hard_reg_set.
10621 (post_mark_life): Use add_to_hard_reg_set.
10622 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10623 (reg_becomes_live): Use add_to_hard_reg_set.
10624 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10625 (peep2_find_free_register): Use add_to_hard_reg_set.
10626 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10627 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10628 * regrename.c (note_sets): Use add_to_hard_reg_set.
10629 (clear_dead_regs): Use remove_from_hard_reg_set.
10630 (regrename_optimize): Use add_to_hard_reg_set.
10631 (find_oldest_value_reg): Use in_hard_reg_set_p.
10632 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10633 (hard_reg_set_here_p): Use end_hard_regno.
10634 (decompose): Likewise.
10635 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10636 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10637 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10638 (mark_home_live): Use end_hard_regno.
10639 (spill_hard_reg): Likewise.
10640 (clear_reload_reg_in_use): Likewise.
10641 * reorg.c (delete_prior_computation): Use END_REGNO.
10642 * resource.c (update_live_status): Use END_HARD_REGNO.
10643 (mark_referenced_resources): Use add_to_hard_reg_set.
10644 (mark_set_resources): Likewise.
10645 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10646 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10647 (reg_overlap_mentioned_p): Likewise.
10648 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10649 (covers_regno_no_parallel_p): Use END_REGNO.
10650 (find_regno_note): Likewise.
10651 (find_reg_fusage): Use END_HARD_REGNO.
10652 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10653 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10655 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10657 * mode-switching.c (reg_dies): Change type of second argument to
10659 (optimize_mode_switching): Update accordingly.
10661 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10663 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10665 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10666 (hard_reg_set_empty_p): ...these new functions.
10667 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10668 GO_IF_HARD_REG_SUBSET.
10669 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10670 instead of GO_IF_HARD_REG_EQUAL.
10671 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10672 instead of GO_IF_HARD_REG_EQUAL.
10673 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10674 GO_IF_HARD_REG_SUBSET.
10675 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10676 GO_IF_HARD_REG_EQUAL.
10677 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10678 of GO_IF_HARD_REG_SUBSET.
10679 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10680 instead of GO_IF_HARD_REG_EQUAL.
10681 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10682 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10683 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10684 of GO_IF_HARD_REG_SUBSET,
10685 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10686 GO_IF_HARD_REG_SUBSET.
10687 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10688 instead of GO_IF_HARD_REG_EQUAL.
10689 * config/sh/sh.c (push_regs, calc_live_regs): Use
10690 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10691 (hard_regs_intersect_p): Delete.
10693 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10695 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10697 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10698 Richard Henderson <rth@redhat.com>
10700 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10702 (x86_64-*-*): Likewise.
10704 * i386/i386-modes.def (V2QI): New.
10706 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10708 (override_options): Support SSE4.1.
10709 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10710 (IX86_BUILTIN_BLENDPS): Likewise.
10711 (IX86_BUILTIN_BLENDVPD): Likewise.
10712 (IX86_BUILTIN_BLENDVPS): Likewise.
10713 (IX86_BUILTIN_PBLENDVB128): Likewise.
10714 (IX86_BUILTIN_PBLENDW128): Likewise.
10715 (IX86_BUILTIN_DPPD): Likewise.
10716 (IX86_BUILTIN_DPPS): Likewise.
10717 (IX86_BUILTIN_INSERTPS128): Likewise.
10718 (IX86_BUILTIN_MOVNTDQA): Likewise.
10719 (IX86_BUILTIN_MPSADBW128): Likewise.
10720 (IX86_BUILTIN_PACKUSDW128): Likewise.
10721 (IX86_BUILTIN_PCMPEQQ): Likewise.
10722 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10723 (IX86_BUILTIN_PMAXSB128): Likewise.
10724 (IX86_BUILTIN_PMAXSD128): Likewise.
10725 (IX86_BUILTIN_PMAXUD128): Likewise.
10726 (IX86_BUILTIN_PMAXUW128): Likewise.
10727 (IX86_BUILTIN_PMINSB128): Likewise.
10728 (IX86_BUILTIN_PMINSD128): Likewise.
10729 (IX86_BUILTIN_PMINUD128): Likewise.
10730 (IX86_BUILTIN_PMINUW128): Likewise.
10731 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10732 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10733 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10734 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10735 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10736 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10737 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10738 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10739 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10740 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10741 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10742 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10743 (IX86_BUILTIN_PMULDQ128): Likewise.
10744 (IX86_BUILTIN_PMULLD128): Likewise.
10745 (IX86_BUILTIN_ROUNDPD): Likewise.
10746 (IX86_BUILTIN_ROUNDPS): Likewise.
10747 (IX86_BUILTIN_ROUNDSD): Likewise.
10748 (IX86_BUILTIN_ROUNDSS): Likewise.
10749 (IX86_BUILTIN_PTESTZ): Likewise.
10750 (IX86_BUILTIN_PTESTC): Likewise.
10751 (IX86_BUILTIN_PTESTNZC): Likewise.
10752 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10753 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10754 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10755 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10756 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10757 (bdesc_ptest): New.
10758 (bdesc_sse_3arg): Likewise.
10759 (bdesc_2arg): Likewise.
10760 (bdesc_1arg): Likewise.
10761 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10763 (ix86_expand_sse_4_operands_builtin): New.
10764 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10765 smaller than 8 bits as the 2nd arg.
10766 (ix86_expand_sse_ptest): New.
10767 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10768 (ix86_expand_vector_set): Support SSE4.1.
10769 (ix86_expand_vector_extract): Likewise.
10771 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10772 __SSE4_1__ for -msse4.1.
10774 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10775 (UNSPEC_INSERTPS): Likewise.
10776 (UNSPEC_DP): Likewise.
10777 (UNSPEC_MOVNTDQA): Likewise.
10778 (UNSPEC_MPSADBW): Likewise.
10779 (UNSPEC_PHMINPOSUW): Likewise.
10780 (UNSPEC_PTEST): Likewise.
10781 (UNSPEC_ROUNDP): Likewise.
10782 (UNSPEC_ROUNDS): Likewise.
10784 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10786 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10787 (const_pow2_1_to_32768_operand): Likewise.
10789 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10792 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10794 (sse4_1_insertps): Likewise.
10795 (*sse4_1_extractps): Likewise.
10796 (sse4_1_ptest): Likewise.
10797 (sse4_1_mulv2siv2di3): Likewise.
10798 (*sse4_1_mulv4si3): Likewise.
10799 (*sse4_1_smax<mode>3): Likewise.
10800 (*sse4_1_umax<mode>3): Likewise.
10801 (*sse4_1_smin<mode>3): Likewise.
10802 (*sse4_1_umin<mode>3): Likewise.
10803 (sse4_1_eqv2di3): Likewise.
10804 (*sse4_1_pinsrb): Likewise.
10805 (*sse4_1_pinsrd): Likewise.
10806 (*sse4_1_pinsrq): Likewise.
10807 (*sse4_1_pextrb): Likewise.
10808 (*sse4_1_pextrb_memory): Likewise.
10809 (*sse4_1_pextrw_memory): Likewise.
10810 (*sse4_1_pextrq): Likewise.
10811 (sse4_1_blendpd): Likewise.
10812 (sse4_1_blendps): Likewise.
10813 (sse4_1_blendvpd): Likewise.
10814 (sse4_1_blendvps): Likewise.
10815 (sse4_1_dppd): Likewise.
10816 (sse4_1_dpps): Likewise.
10817 (sse4_1_movntdqa): Likewise.
10818 (sse4_1_mpsadbw): Likewise.
10819 (sse4_1_packusdw): Likewise.
10820 (sse4_1_pblendvb): Likewise.
10821 (sse4_1_pblendw): Likewise.
10822 (sse4_1_phminposuw): Likewise.
10823 (sse4_1_extendv8qiv8hi2): Likewise.
10824 (*sse4_1_extendv8qiv8hi2): Likewise.
10825 (sse4_1_extendv4qiv4si2): Likewise.
10826 (*sse4_1_extendv4qiv4si2): Likewise.
10827 (sse4_1_extendv2qiv2di2): Likewise.
10828 (*sse4_1_extendv2qiv2di2): Likewise.
10829 (sse4_1_extendv4hiv4si2): Likewise.
10830 (*sse4_1_extendv4hiv4si2): Likewise.
10831 (sse4_1_extendv2hiv2di2): Likewise.
10832 (*sse4_1_extendv2hiv2di2): Likewise.
10833 (sse4_1_extendv2siv2di2): Likewise.
10834 (*sse4_1_extendv2siv2di2): Likewise.
10835 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10836 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10837 (sse4_1_zero_extendv4qiv4si2): Likewise.
10838 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10839 (sse4_1_zero_extendv2qiv2di2): Likewise.
10840 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10841 (sse4_1_zero_extendv4hiv4si2): Likewise.
10842 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10843 (sse4_1_zero_extendv2hiv2di2): Likewise.
10844 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10845 (sse4_1_zero_extendv2siv2di2): Likewise.
10846 (*sse4_1_zero_extendv2siv2di2): Likewise.
10847 (sse4_1_roundpd): Likewise.
10848 (sse4_1_roundps): Likewise.
10849 (sse4_1_roundsd): Likewise.
10850 (sse4_1_roundss): Likewise.
10851 (mulv4si3): Don't expand for SSE4.1.
10852 (smax<mode>3): Likewise.
10853 (umaxv4si3): Likewise.
10854 (uminv16qi3): Likewise.
10855 (umin<mode>3): Likewise.
10856 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10858 * doc/extend.texi: Document SSE4.1 built-in functions.
10860 * doc/invoke.texi: Document -msse4.1.
10862 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10864 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10865 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10866 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10867 (ASM_SPEC): Add asm_pcrel_spec.
10868 (EXTRA_SPECS): Add asm_pcrel_spec.
10870 2007-05-21 David Daney <ddaney@avtrex.com>
10872 * doc/install.texi (Building a cross compiler): Add requirements
10873 for Java cross compiler.
10875 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10877 PR middle-end/31995
10878 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10879 Add loopno argument. Use evolution_function_is_invariant_rec_p
10880 instead of evolution_function_is_constant_p.
10881 Update calls to evolution_function_is_affine_multivariate_p.
10882 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10883 Add loopno argument.
10884 * tree-scalar-evolution.c (gather_chrec_stats): Call
10885 evolution_function_is_affine_multivariate_p with a loop
10887 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10888 (analyze_overlapping_iterations): Likewise.
10889 (access_functions_are_affine_or_constant_p): Likewise.
10890 (build_classic_dist_vector_1): If the access functions
10891 are equal, don't do anything.
10893 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10894 Paolo Carlini <pcarlini@suse.de>
10895 Uros Bizjak <ubizjak@gmail.com>
10897 * c-cppbuiltin.c (c_cpp_builtins): Define
10898 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10899 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10900 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10901 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10903 2007-05-21 Mike Stump <mrs@apple.com>
10905 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10907 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10909 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10911 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10912 implementation if __OPTIMIZE__ is not defined.
10913 (_mm_alignr_pi8): Ditto.
10914 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10915 (_mm_inserti_si64): Ditto.
10916 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10917 (_mm_slli_epi16): Ditto.
10918 (_mm_slli_epi32): Ditto.
10919 (_mm_slli_epi64): Ditto.
10920 (_mm_srai_epi16): Ditto.
10921 (_mm_srai_epi32): Ditto.
10922 (_mm_srli_si128): Ditto.
10923 (_mm_slli_si128): Ditto.
10924 (_mm_srli_epi16): Ditto.
10925 (_mm_srli_epi32): Ditto.
10926 (_mm_srli_epi64): Ditto.
10927 (_mm_extract_epi16): Ditto.
10928 (_mm_insert_epi16): Ditto.
10929 (_mm_shufflehi_epi16): Ditto.
10930 (_mm_shufflelo_epi16): Ditto.
10931 (_mm_shuffle_epi32): Ditto.
10932 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10933 (_m_pextrw): Ditto.
10934 (_mm_insert_pi16): Ditto.
10935 (_m_pinsrw): Ditto.
10936 (_mm_shuffle_pi16): Ditto.
10937 (_m_pshufw): Ditto.
10938 (_mm_shufle_ps): Ditto.
10939 (_mm_prefetch): Ditto.
10941 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10943 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10944 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10945 * real.c (encode_i370_single, decode_i370_single,
10946 encode_i370_double, decode_i370_double): Functions removed.
10947 (i370_single_format, i370_double_format): Initializations removed.
10948 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10949 Consider the log2_b field to always be one.
10950 (ieee_single_format, mips_single_format, coldfire_single_format,
10951 ieee_double_format, mips_double_format, coldfire_double_format,
10952 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10953 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10954 ibm_extended_format, mips_extended_format, ieee_quad_format,
10955 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10956 decimal_single_format, decimal_double_format, decimal_quad_format,
10957 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10958 initialization of log2_b.
10959 * real.h (i370_single_format, i370_double_format): Declarations
10961 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10962 field to always be one.
10964 2007-05-21 Andreas Schwab <schwab@suse.de>
10966 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10967 NOTE_INSN_BASIC_BLOCK_P.
10968 (process_for_unwind_directive): Likewise.
10970 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10972 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10973 * function.h (struct function): Move va_list_gpr_size,
10974 va_list_fpr_size, function_frequency to front of bitfields. Add
10976 (current_function_calls_unwind_init): New.
10977 * except.c (expand_builtin_unwind_init): Set
10978 current_function_calls_unwind_init not
10979 current_function_has_nonlocal_label.
10980 * reload1.c (has_nonexceptional_receiver): New.
10981 (reload): Use it and current_function_calls_unwind_init to
10982 determine whether call-saved regs must be saved.
10984 2007-05-20 Jan Hubicka <jh@suse.cz>
10986 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10987 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10988 * ddg.c (create_ddg): LIkewise.
10989 * final.c (final): Remove hunk moving line number notes around since
10990 they are no longer present at this stage.
10991 (final_scan_insn): Use NOTE_KIND instead of
10992 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10993 (output_asm_label): Likewise.
10994 * reorg.c (dbr_schedule): Likewise.
10995 * haifa-sched.c (unlink_other_notes): Likewise.
10996 * mode-switching.c (optimize_mode_switching): Likewise.
10997 * graph.c (start_bb): Likewise.
10998 * rtl.def (NOTE): Update description.
10999 * jump.c (squeeze_notes): Delete.
11000 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11001 NOTE_INSN_BASIC_BLOCK_P when possible.
11002 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11003 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11004 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11005 (dwarf2out_var_location): Likewise.
11006 * cfgbuild.c (make_edges): Likewise.
11007 (find_basic_blocks_1): Likewise.
11008 * function.c (reorder_blocks_1): Likewise.
11009 (epilogue_done): Likewise.
11010 (reposition_prologue_and_epilogue_notes): Likewise.
11011 * print-rtl.c (print_rtx): Likewise; drop code for printing
11013 (print_rtl): Likewise.
11014 (print_rtl_single): Likewise.
11015 * gcse.c (insert_insn_start_bb): Likewise.
11016 * alias.c (init_alias_analysis): Likewise.
11017 * calls.c (fixup_tail_calls): Likewise.
11018 * except.c (sjlj_emit_function_enter): Likewise.
11019 * emit-rtl.c (add_insn_after): Likeiwse.
11020 (emit_label_before): Likewise.
11021 (emit_label_after): Likewise.
11022 (emit_note_before, emit_note_after, emit_note): Update
11023 parameter to be enum insn_note; do not deal with source
11025 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11026 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11028 (merge_blocks_move_successor_nojumps): Simplify now when
11029 we don't have BLOCK notes.
11030 (try_optimize_cfg): Likewise.
11031 * cfglayout.c (skip_insns_after_block): Likewise.
11032 (record_effective_endpoints): Likewise.
11033 (duplicate_insn_chain): Likewise.
11034 * varasm.c (output_constant_pool_1): Likewise.
11035 * sched-deps.c (sched_analyze): Likewise.
11036 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11038 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11039 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11040 (SET_INSN_DELETED): Simplify.
11041 (NOTE_LINE_NUMBER): Exterminate.
11042 (NOTE_LINE_KIND): New.
11043 (NOTE_INSN_BASIC_BLOCK_P): Update.
11044 (enum insn_note): Simplify.
11045 (GET_NOTE_INSN_NAME) Simplify.
11046 (emit_note_before, emit_note_after, emit_note): Update prototype.
11047 (squeeze_notes): Remove.
11048 * sched-int.h (NOTE_NOT_BB_P): Update.
11049 * resource.c (mark_target_live_regs): Update.
11050 * sched-rgn.c (debug_dependencies): Update.
11051 * sched-vis.c (print_insn): Update.
11052 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11053 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11054 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11055 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11056 (split_branches): Update.
11057 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11059 (sh_adjust_unroll_max): Exterminate.
11060 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11061 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11062 (m68hc11_reorg): Likewise.
11063 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11064 (emit_predicate_relation_info): Update.
11065 (process_for_unwind_directive): Update.
11066 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11067 (output_call): Update.
11068 * config/pa/pa.c (output_lbranch): Update.
11069 (output_millicode_call): Update.
11070 (output_call): Update.
11071 (pa_combine_instructions): Update.
11072 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11073 * config/bfin/bfin.c (gen_one_bundle): Update.
11074 * cfgrtl.c (can_delete_note_p): Update.
11075 (delete_insn): Update.
11076 (rtl_merge_blocks): Update.
11077 (commit_one_edge_insertion): Update.
11078 (rtl_verify_flow_info): Update.
11079 * stmt.c (expand_case): Do not call squeeze_notes.
11081 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11088 * c.opt (Wtype-limits): New.
11089 * doc/invoke.texi (Wtype-limits): Document it.
11090 (Wextra): Enabled by -Wextra.
11091 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11092 * c-common.c (shorten_compare): Warn with Wtype-limits.
11094 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11096 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11097 inlined function, not as a macro.
11098 (_mm_alignr_pi8): Ditto.
11099 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11100 (_mm_inserti_si64): Ditto.
11101 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11102 (_mm_extract_epi16): Ditto.
11103 (_mm_insert_epi16): Ditto.
11104 (_mm_shufflehi_epi16): Ditto.
11105 (_mm_shufflelo_epi16): Ditto.
11106 (_mm_shuffle_epi32): Ditto.
11107 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11108 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11110 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11112 (_m_to_float): Use C89 compatible assignment.
11114 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11117 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11119 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11122 * doc/invoke.texi (Wreturn-type): Complete description.
11123 (Wextra): Delete item about return-type warning.
11124 * c-decl.c: Delete redundant Wextra warning.
11126 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11129 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11130 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11131 inlined function, not as a macro.
11132 (_mm_prefetch): Ditto.
11133 (_m_pextrw): Ditto.
11134 (_mm_insert_pi16): Ditto.
11135 (_m_pinsrw): Ditto.
11136 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11137 (_m_pshufw): Ditto. Add const to __N argument.
11138 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11139 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11140 (_mm_slli_epi32): Ditto.
11141 (_mm_srli_si128): Implement as always inlined function, not as a
11142 macro. Add __inline to function declaration.
11143 (_mm_slli_si128): Ditto.
11145 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11147 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11148 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11150 (struct fenv): New structure.
11151 (FP_HANDLE_EXCEPTIONS): New define.
11152 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11153 (_FP_DECL_EXP): New define.
11154 (FP_INIT_ROUNDMODE): New define.
11155 (FP_ROUNDMODE): New define.
11157 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11159 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11160 (Wconversion): Update description.
11161 (Wconversion-sign): New.
11162 * c.opt (Wconversion-sign): New.
11163 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11164 means disabled for C++. Otherwise, take the status of Wconversion.
11165 * c-common.c (conversion_warning): Warn with either Wconversion or
11167 (warnings_for_convert_and_check): Conditions are already checked by
11168 conversion_warning.
11169 (convert_and_check): Don't check warnings if the conversion failed.
11171 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11172 Anatoly Sokolov <aesok@dol.ru>
11174 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11175 avr_epilogue_uses) : Add declaration.
11176 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11177 * config/avr/constraints.md (R): New constraint.
11178 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11179 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11180 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11181 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11182 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11183 call_prologue_saves, epilogue_restores, return_from_epilogue,
11184 return_from_main_epilogue, return_from_interrupt_epilogue,
11185 return_from_naked_epilogue, prologue, epilogue): New patterns.
11186 (jump): Handle symbol reference.
11187 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11188 avr_output_function_prologue, avr_output_function_epilogue): Remove
11190 (avr_init_machine_status, expand_prologue, expand_epilogue,
11191 avr_asm_function_end_prologue, avr_epilogue_uses,
11192 avr_asm_function_begin_epilogue): New functions.
11193 (prologue_size, epilogue_size, jump_tables_size): Remove global
11195 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11196 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11197 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11198 (avr_override_options): Initialise init_machine_status.
11199 (output_movhi): Handle all stack pointer loads.
11200 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11201 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11202 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11203 (EPILOGUE_USES) Redefine.
11204 (machine_function) Declare.
11206 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11208 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11209 Use a single return statement.
11211 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11213 PR middle-end/30250
11214 * builtins.c (do_mpfr_lgamma_r): New.
11215 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11216 * tree.h (CASE_FLT_FN_REENT): New.
11218 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11220 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11221 (output_die): Use 'unsigned long' with %x.
11222 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11223 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11224 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11226 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11228 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11233 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11234 true if function has no argument.
11236 2007-05-18 DJ Delorie <dj@redhat.com>
11238 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11239 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11241 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11243 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11244 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11245 count_trailing_zeros.
11246 (__i386__): Implement count_leading_zeros using __builtin_clz().
11247 Implement count_trailing_zeros usign __builtin_ctz().
11249 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11251 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11253 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11255 PR middle-end/31344
11256 * expr.c (emit_move_change_mode): Change mode of push operands here.
11258 2007-05-17 Ian Lance Taylor <iant@google.com>
11260 PR tree-optimization/31953
11261 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11262 Change all callers.
11263 (set_value_range_to_null): Call set_value_range_to_value.
11264 (extract_range_from_comparison): Likewise.
11266 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11268 * toplev.c (print_version): Output GMP/MPFR version info.
11270 * builtins.c (CASE_MATHFN_REENT): New macro.
11271 (mathfn_built_in): Use it.
11272 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11273 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11274 BUILT_IN_LGAMMAL_R): New.
11275 * doc/extend.texi: Document new builtins.
11277 PR middle-end/31796
11278 * builtins.c (do_mpfr_remquo): New.
11279 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11280 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11282 PR middle-end/30251
11283 * builtins.c (fold_builtin_1): Handle y0, y1.
11284 (fold_builtin_2): Handle yn.
11286 PR middle-end/30251
11287 * builtins.c (do_mpfr_bessel_n): New.
11288 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11289 (fold_builtin_2): Handle BUILT_IN_JN.
11291 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11294 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11295 TYPE_PRECISION (intmax_type_node).
11297 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11300 * reload.c (subst_reloads): Remove checking.
11302 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11304 PR rtl-optimization/31691
11305 * combine.c (simplify_set): Build a new src pattern instead of
11306 substituting its operands in the COMPARE case.
11308 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11310 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11311 (execute_vrp): Preserve loops through jump threading.
11312 * tree-ssa-threadupdate.c (thread_single_edge,
11313 dbds_continue_enumeration_p, determine_bb_domination_status,
11314 thread_through_loop_header): New functions.
11315 (create_edge_and_update_destination_phis,
11316 create_edge_and_update_destination_phis): Set loops for the new blocks.
11317 (prune_undesirable_thread_requests): Removed.
11318 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11320 (thread_block): Do not call prune_undesirable_thread_requests.
11322 (mark_threaded_blocks): Select edges to thread here.
11323 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11324 Thread edges through loop headers independently.
11325 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11326 * tree-pass.h (TODO_mark_first_instance): New.
11327 (first_pass_instance): Declare.
11328 * cfghooks.c (duplicate_block): Put the block to the original loop
11329 if copy is not specified.
11330 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11331 jump threading. Pass may_peel_loop_headers to
11332 thread_through_all_blocks according to first_pass_instance.
11333 * cfgloop.h (create_preheader): Declare.
11334 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11335 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11336 * passes.c (first_pass_instance): New variable.
11337 (next_pass_1): Set TODO_mark_first_instance.
11338 (execute_todo): Set first_pass_instance.
11340 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11342 PR tree-optimization/24659
11343 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11344 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11345 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11346 OTI_vec_pack_ufix_trunc.
11347 (vec_unpacks_float_hi_optab): Define new macro.
11348 (vec_unpacks_float_lo_optab): Ditto.
11349 (vec_unpacku_float_hi_optab): Ditto.
11350 (vec_unpacku_float_lo_optab): Ditto.
11351 (vec_pack_sfix_trunc_optab): Ditto.
11352 (vec_pack_ufix_trunc_optab): Ditto.
11353 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11354 and vec_pack_[s|u]fix_trunc_optab using
11355 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11356 * tree-vectorizer.c (supportable_widening_operation): Handle
11357 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11358 (supportable_narrowing_operation): New function.
11359 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11360 * tree-vect-transform.c (vectorizable_conversion): Handle
11361 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11362 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11363 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11364 to check for target support.
11365 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11366 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11367 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11368 for VEC_PACK_FIX_TRUNC_EXPR.
11369 (expand_binop): Special case mode of the result for
11370 vec_pack_[u|s]fix_trunc_optab.
11371 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11372 vec_pack_[u|s]fix_trunc_optab.
11374 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11375 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11376 * tree-pretty-print.c (dump_generic_node): Handle
11377 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11378 VEC_PACK_FIX_TRUNC_EXPR.
11380 * expr.c (expand_expr_real_1): Ditto.
11381 * tree-inline.c (estimate_num_insns_1): Ditto.
11382 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11384 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11385 (vec_unpacks_float_lo_v8hi): Ditto.
11386 (vec_unpacku_float_hi_v8hi): Ditto.
11387 (vec_unpacku_float_lo_v8hi): Ditto.
11388 (vec_unpacks_float_hi_v4si): Ditto.
11389 (vec_unpacks_float_lo_v4si): Ditto.
11390 (vec_pack_sfix_trunc_v2df): Ditto.
11392 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11394 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11395 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11396 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11397 [vec_pack_ufix_trunc]: Ditto.
11398 [vec_unpacks_float_hi]: Ditto.
11399 [vec_unpacks_float_lo]: Ditto.
11400 [vec_unpacku_float_hi]: Ditto.
11401 [vec_unpacku_float_lo]: Ditto.
11403 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11405 * soft-fp/README: Update for new files.
11406 * soft-fp/floattisf.c: New file.
11407 * soft-fp/floattidf.c: New file.
11408 * soft-fp/floattitf.c: New file.
11409 * soft-fp/floatuntisf.c: New file.
11410 * soft-fp/floatuntidf.c: New file.
11411 * soft-fp/floatuntitf.c: New file.
11412 * soft-fp/fixsfti.c: New file.
11413 * soft-fp/fixdfti.c: New file.
11414 * soft-fp/fixtfti.c: New file.
11415 * soft-fp/fixunssfti.c: New file.
11416 * soft-fp/fixunsdfti.c: New file.
11417 * soft-fp/fixunstfti.c: New file.
11418 * soft-fp/extendxftf.c: New file.
11419 * soft-fp/trunctfxf.c: New file.
11421 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11422 (__trunctfxf2): Ditto.
11424 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11425 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11426 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11427 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11428 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11429 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11431 * config/i386/t-fprules-softfp64: New file.
11432 * config/i386/sfp-machine.h: New file.
11433 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11434 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11435 and soft-fp/t-softfp to tmake_file.
11436 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11437 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11439 * config/i386/t-linux64 (softfp_wrap_start): New.
11440 (softfp_wrap_end): New.
11441 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11442 supported for TARGET_64BIT.
11444 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11446 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11447 c_common_unsigned_type behavior.
11449 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11451 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11454 2007-05-16 Eric Christopher <echristo@apple.com>
11456 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11457 saving after stack push. Set sp_offset whenever we push.
11458 (rs6000_emit_epilogue): Move altivec register restore before
11461 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11463 * configure.ac: Allow sysroots to be relocated under $prefix as
11464 well as $exec_prefix.
11465 * configure: Regenerate.
11467 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11471 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11473 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11474 (gcc_tooldir): Likewise.
11475 * configure: Regenerate.
11476 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11477 old configure.ac gcc_tooldir setting.
11478 (prefix_to_exec_prefix): New variable.
11479 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11480 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11482 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11484 * c-typeck.c (build_binary_op): Return early for error.
11486 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11488 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11489 struct nb_iter_bound.
11490 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11491 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11492 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11493 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11494 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11495 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11496 (del_scev_info): Use ggc_free.
11497 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11498 * loop-init.c: Include ggc.h.
11499 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11500 (loop_optimizer_finalize): Use ggc_free.
11501 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11502 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11503 pass_iv_optimize): Add TODO_ggc_collect.
11504 * function.h (struct function): Remove skip marker from
11506 * cfgloop.c: Include ggc.h.
11507 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11509 (establish_preds): Vector superloops is gc allocated.
11510 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11512 (flow_loops_find): Vector larray is gc allocated.
11513 (loop_exit_free): Use ggc_free.
11514 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11515 that head of exits list is now not a part of struct loop.
11516 (record_loop_exits): Allocate exits table in gc memory.
11517 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11518 that head of exits list is now not a part of struct loop.
11519 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11520 struct loop_exit): Add GTY marker.
11521 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11522 Add skip marker to aux field. Make head of exits list a separate
11524 (struct loops): Add GTY marker. Make larray vector gc allocated.
11525 Add param marker to exits table.
11526 (get_loops): Type changed.
11527 * Makefile.in (tree-scalar-evolution.o): Add
11528 gt-tree-scalar-evolution.h dependency.
11529 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11530 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11531 * basic-block.h (struct basic_block_def): Remove skip marker from
11534 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11536 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11537 of 0 in the call to expand_expr().
11538 (expand_builtin_mathfn_3): Ditto.
11539 (expand_builtin_interclass_mathfn): Ditto.
11540 (expand_builtin_cexpi): Ditto.
11541 (expand_builtin_int_roundingfn): Ditto.
11542 (expand_builtin_int_roundingfn_2): Ditto.
11543 (expand_builtin_pow): Ditto.
11544 (expand_builtin_powi): Ditto.
11545 (expand_builtin_bswap): Ditto.
11546 (expand_builtin_unop): Ditto.
11547 (expand_builtin_fabs): Ditto.
11548 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11549 the call to expand_expr().
11550 (expand_builtin_sync_operation): Ditto.
11551 (expand_builtin_compare_and_swap): Ditto.
11552 (expand_builtin_lock_test_and_set): Ditto.
11553 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11554 instead of 0 in the call to expand_expr().
11555 (expand_builtin_extract_return_addr): Ditto.
11556 (expand_builtin_eh_return): Ditto.
11557 (expand_eh_return): Ditto.
11558 * explow.c (expr_size): Ditto.
11559 * expr.c (optimize_bitfield_assignment_op): Ditto.
11560 (expand_assignement): Ditto.
11561 (store_expr): Ditto.
11562 (store_field): Ditto.
11563 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11564 the call to expand_expr().
11565 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11566 in the call to expand_expr().
11567 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11568 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11569 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11571 * optabs.c (expand_vec_shift_expr): Ditto.
11572 (expand_vec_cond_expr): Ditto.
11573 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11574 call to expand_expr().
11575 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11576 in the call to expand_expr().
11578 2007-05-14 Dave Korn <dave.korn@artimi.com>
11580 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11582 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11584 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11585 instead of c_common_unsigned_type.
11586 (c_common_unsigned_type): Remove.
11587 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11588 c_common_unsigned_type.
11589 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11590 c_common_unsigned_type.
11591 * c-common.h (c_common_unsigned_type): Remove.
11592 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11593 c_common_unsigned_type.
11594 * c-format.c (check_format_types): Use unsigned_type_for instead of
11595 c_common_unsigned_type.
11596 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11597 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11598 of c_common_unsigned_type.
11599 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11600 lang_hooks.types.unsigned_type.
11601 * expmed.c (make_tree): Use unsigned_type_for instead of
11602 lang_hooks.types.unsigned_type.
11603 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11604 lang_hooks.types.unsigned_type.
11605 (build_range_check): Likewise.
11606 (fold_unary): Likewise.
11607 (fold_binary): Likewise.
11608 (fold_ternary): Likewise.
11609 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11610 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11611 * tree.c (get_unsigned_type): New.
11612 (unsigned_type_for): Use get_unsigned_type instead of
11613 lang_hooks.types.unsigned_type.
11615 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11617 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11618 to m68k_get_function_kind. Update its prototype.
11619 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11621 (m68k_interrupt_function_p): Return enum m68k_function_type
11622 instead of bool. Rename to m68k_get_function_kind.
11623 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11624 target is not fido.
11625 (m68k_compute_frame_layout): Don't mark any register for save
11626 if an interrupt_thread attribute is specified.
11627 (m68k_hard_regno_rename_ok): Update a use of
11628 m68k_interrupt_function_p.
11629 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11630 m68k_interrupt_function_p.
11631 (m68k_function_type): New.
11632 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11633 for a function with an interrupt_thread attribute.
11634 * doc/extend.texi: Document the interrupt_thread attribute.
11636 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11638 Fix PR tree-optimization/31911
11639 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11640 if they didn't change the expression.
11642 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11644 * tree-scalar-evolution.c (resolve_mixers): Exported.
11645 * tree-scalar-evolution.h (resolve_mixers): Declare.
11646 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11647 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11648 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11649 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11650 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11651 strip_conversion, analyze_offset_expr, address_analysis,
11652 object_analysis, analyze_offset): Removed.
11653 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11654 split_constant_offset, canonicalize_base_object_address,
11655 object_address_invariant_in_loop_p, disjoint_objects_p,
11656 dr_may_alias_p, dr_address_invariant_p): New functions.
11657 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11658 and dr_analyze_alias.
11659 (initialize_data_dependence_relation): Use dr_may_alias_p
11660 and object_address_invariant_in_loop_p.
11661 (compute_self_dependence): Handle the case when
11662 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11663 (find_data_references_in_stmt): Restrict the analysis of data
11664 references to the given loop nest.
11665 (find_data_references_in_loop): Made static. Pass loop nest to
11666 find_data_references_in_stmt.
11667 (compute_data_dependences_for_loop): Use DR_VOPS.
11668 (free_data_ref): Free DR_VOPS.
11669 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11670 (struct innermost_loop_behavior): ... new.
11671 (struct base_object_info): Replaced by ...
11672 (struct indices): ... new.
11673 (struct dr_alias): New.
11674 (enum data_ref_type): Removed.
11675 (struct data_reference): Consist of struct innermost_loop_behavior,
11676 struct indices and struct dr_alias.
11677 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11678 (DR_MEMTAG): Renamed to ...
11679 (DR_SYMBOL_TAG): ... this.
11680 (find_data_references_in_loop): Declaration removed.
11681 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11682 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11683 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11684 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11686 2007-05-13 Revital Eres <eres@il.ibm.com>
11688 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11689 which walks virtual def-use chains to find redundant stores.
11690 (dse_optimize_stmt): Call it.
11692 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11694 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11695 * passes.c (init_optimization_passes): Move pass_jump_bypass
11698 * basic-block.h (bb_has_eh_pred): Fix style issue.
11700 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11702 PR rtl-optimization/31848
11703 * loop-invariant.c (move_invariant_reg): If we move an insn
11704 with a REG_EQUAL note, and that insn is not always executed,
11705 remove the REG_EQUAL note.
11707 2007-05-12 Richard Guenther <rguenther@suse.de>
11709 PR tree-optimization/31797
11710 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11711 propagate into a stmt that has volatile ops.
11713 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11715 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11716 (gcc_tooldir): Likewise.
11717 * configure: Regenerate.
11718 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11719 old configure.ac gcc_tooldir setting.
11720 (prefix_to_exec_prefix): New variable.
11721 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11722 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11724 2007-05-11 Silvius Rus <rus@google.com>
11726 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11727 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11728 * c-common.h (strict_aliasing_warning): Change return type.
11729 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11730 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11731 (build_c_cast): Condition call to strict_aliasing_warning.
11732 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11733 * flags.h (set_Wstrict_aliasing): Declare.
11734 * opts.c (set_Wstrict_alising): Define, add call to.
11735 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11736 * tree-ssa-alias-warnings.c: New file.
11737 * tree-ssa-alias.c (compute_may_aliases): Add call to
11738 strict_aliasing_warning_backend.
11740 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11742 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11743 Use loop_depth and loop_outer accessor functions.
11744 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11745 determine_invariantness_stmt, move_computations_stmt): Ditto.
11746 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11747 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11748 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11749 * tree-scalar-evolution.c (interpret_loop_phi,
11750 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11751 instantiate_parameters_1, scev_const_prop): Ditto.
11752 * cfghooks.c (make_forwarder_block): Ditto.
11753 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11754 * modulo-sched.c (loop_canon_p): Ditto.
11755 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11756 slpeel_can_duplicate_loop_p): Ditto.
11757 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11758 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11759 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11760 cancel_loop, verify_loop_structure): Ditto.
11761 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11762 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11763 superloops vector instead of "pred" array.
11764 (establish_preds): Take father loop as an argument. Initialize the
11766 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11767 Do not initialize loop->outer.
11768 (flow_loop_tree_node_remove): Truncate the superloops vector.
11769 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11770 "pred" merged to "superloops" vector.
11771 (loop_depth, loop_outer): New.
11772 (fel_init): Use loop_outer.
11774 2007-05-11 Jan Hubicka <jh@suse.cz>
11776 * cgraphunit.c: Include gt-cgraphunit.h
11777 (static_ctors, static_dtors): New static vars.
11778 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11779 based on implementation in c-common.c
11780 (cgraph_finalize_function): Call record_cdtor_fn.
11781 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11782 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11783 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11784 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11785 build_cdtor, c_build_cdtor_fns): Remove.
11786 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11787 c_build_cdtor_fns): Remove prototype.
11789 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11792 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11793 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11794 * builtins.c (fold_builtin_memchr): New.
11795 (expand_builtin_memchr): Call the latter.
11796 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11797 * doc/extend.texi ([Other built-in functions provided by GCC]):
11800 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11802 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11803 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11804 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11805 PFPO_OP1_TYPE_SHIFT): Constants added.
11806 (DFP_ALL): Mode macro defined.
11807 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11808 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11809 Insn definitions added.
11810 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11811 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11814 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11816 PR tree-optimization/31885
11817 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11818 NULL_TREE to be undetermined.
11819 (automatically_generated_chrec_p): Return false for NULL.
11821 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11823 * config/bfin/bfin.h (MOVE_RATIO): Define.
11825 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11827 * config.gcc (sparc-wrs-vxworks): New target.
11828 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11829 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11830 * config/sparc/sparc.h: Include vxworks-dummy.h.
11831 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11832 include LABEL_REFs too.
11833 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11834 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11836 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11838 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11839 (sparc_emit_call_insn): New function.
11840 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11841 functions when generating VxWorks PIC.
11842 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11843 (call, call_value): Use sparc_emit_call_insn instead of
11846 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11848 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11850 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11852 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11853 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11854 split_double instead of operand_subword.
11856 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11858 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11859 * config/bfin/bfin.c (bfin_local_alignment): New function.
11860 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11862 2007-05-08 Chao-ying Fu <fu@mips.com>
11864 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11865 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11866 (smsub_widen_optab, umsub_widen_optab): Define.
11867 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11869 * genopinit.c (optabs): Fill in smsub_widen_optab and
11871 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11872 and umsub_widen_optab to implement multiply-subtract sequences.
11873 * config/mips/mips.md (*msac<u>_di): Rename to...
11874 (<u>msubsidi4): ...this. Extend condition to include
11875 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11876 of operand 0 to "ka" and use the three-operand form of msub<u>
11878 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11881 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11883 PR rtl-optimization/28011
11884 * reload.c (push_reload): Set dont_share if IN appears in OUT
11885 also when IN is a PLUS rtx.
11886 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11889 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11891 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11892 call unshare_all_decls.
11893 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11894 (unshare_all_decls): Remove.
11896 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11899 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11902 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11903 Nigel Stephens <nigel@mips.com>
11905 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11906 Update comments and all uses.
11907 (MIN_FPRS_PER_FMT): Define.
11908 * config/mips/mips.c (function_arg): Fix to correctly handle
11909 the -mips32r2 -mfp64 -mabi=32 case.
11910 (override_options): Enable use of odd-numbered registers for
11911 SFmode values on MIPS32.
11912 (mips_save_reg_p): Save whole floating-point register pair if
11913 either half is used.
11914 (compute_frame_size): Fix comment.
11916 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11918 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11919 argument of type bool.
11920 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11921 argument. Safely select temporary P register according to it.
11922 (do_link): Change call site of add_to_reg accordingly.
11923 (do_unlink): Add epilogue_p as a fourth argument and pass it
11925 (expand_interrupt_handler_epilogue): Change call of do_unlink
11927 (bfin_expand_prologue): Add a third argument sibcall_p.
11928 * config/bfin/bfin.md (epilogue): Change call of
11929 bfin_expand_epilogue accordingly.
11930 (sibcall_epilogue): Likewise.
11931 (eh_return_internal): Likewise.
11933 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11934 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11935 * config/bfin/bfin.c (bfin_handle_option): Handle
11936 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11937 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11938 Support bf534, bf536 and bf561.
11939 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11941 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11944 * config/i386/i386.c (ix86_function_regparm): Process local
11945 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11947 2007-05-07 Mike Stump <mrs@apple.com>
11949 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11950 also checks for and while statements in C++.
11952 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11954 * gcc.c (at_file_supplied): New variable.
11955 (main): Set it if we expanded argv.
11956 (do_spec_1): Pass an @-file to the linker if we were called with
11957 an @-file argument and HAVE_GNU_LD.
11958 * collect2.c (at_file_supplied): New variable.
11959 (response_file): New variable.
11960 (collect_exit): Unlink response_file if necessary.
11961 (handler): Likewise.
11962 (do_wait): Likewise.
11963 (main): Set at_file_supplied if we expanded argv.
11964 (collect_execute): Pass an @-file to subprocesses if we were called
11965 with an @-file argument.
11966 * configure.ac: Add define for HAVE_GNU_LD.
11967 * configure: Regenerate.
11968 * config.in: Regenerate.
11970 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11972 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11973 operand to HI mode.
11978 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11980 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11981 (TARGET_ENCODE_SECTION_INFO): Re-define.
11982 (m32c_encode_section_info): New
11983 (function_vector_handler): New
11984 (current_function_special_page_vector): New
11985 (m32c_special_page_vector_p): New.
11986 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11988 * config/m32c/jump.md: Added instruction JSRS for functions
11989 with attribute "function_vector".
11990 * doc/extend.texi (function_vector): Added description
11991 for M16C, M32C targets.
11993 2007-05-07 DJ Delorie <dj@redhat.com>
11996 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11997 ashrpsi3, lshrpsi3): Update shift count constraint.
11999 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12000 Nathan Froyd <froydnj@codesourcery.com>
12003 * c-incpath.c (add_path): Strip trailing path separators.
12005 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12007 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12008 Free dominance info before purging EH edges.
12009 (eliminate_degenerate_phis): Likewise.
12010 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12012 2007-05-07 Jan Hubicka <jh@suse.cz>
12014 * gimplify.c (gimplify_expr): Do not crash when folding
12015 (void *)(int)&a + 4.
12017 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12020 * c-opts.c (lang_fortran): Make it non static.
12021 * c-common.h (lang_fortran): New prototype.
12022 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12023 -lang-fortran option was passed by the driver.
12025 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12027 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12028 of ASSERT_CHECKING. Tweak message.
12030 2007-05-06 Revital Eres <eres@il.ibm.com>
12033 * loop-unroll.c (insert_var_expansion_initialization):
12034 Initialize the expansions with -zero instead of +zero.
12036 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12038 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12039 into pic and non-pic versions. Mark r19 as used for
12040 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12041 for tgd_load, tld_load and tie_load .
12042 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12043 version of tgd_load, tld_load and tie_load depending on the
12046 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12047 Jakub Jelinek <jakub@redhat.com>
12049 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12050 (__do_global_dtors_aux): Use more paranoid loop to run
12051 destructors if HIDDEN_DTOR_LIST_END.
12052 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12054 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12056 * varasm.c (align_variable): Don't increase alignment for
12057 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12058 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12060 2007-05-04 Josh Conner <jconner@apple.com>
12062 * basic-block.h (cdi_direction): Assign values to all enumeration
12064 (dom_computed): Remove.
12065 (dom_info_state): New.
12066 (set_dom_info_availability): New.
12067 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12068 walk_data.dom_direction.
12069 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12070 instead of dom_computed[].
12071 (split_edge): Likewise.
12072 (create_basic_block): Likewise.
12073 (merge_blocks): Likewise.
12074 * ifcvt.c (find_if_header): Likewise.
12075 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12076 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12077 * tree-ssa.c (verify_ssa): Likewise.
12078 * tree-cfg.c (tree_verify_flow_info): Likewise.
12079 (remove_edge_and_dominated_blocks): Likewise.
12080 * dominance.c (dom_computed): Make static.
12081 (calc_dfs_tree_nonrec): Change third param to a bool.
12082 (calc_dfs_tree): Change second param to a bool.
12083 (calc_idioms): Change second param to a bool. Use
12084 dom_convert_dir_to_idx.
12085 (init_dom_info): Validate dir before using.
12086 (dom_convert_dir_to_idx): New.
12087 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12088 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12089 (free_dominance_info): Use dom_convert_dir_to_idx.
12090 (get_immediate_dominator): Likewise.
12091 (set_immediate_dominator): Likewise.
12092 (get_dominated_by): Likewise.
12093 (redirect_immediate_dominators): Likewise.
12094 (nearest_common_denominator): Likewise.
12095 (dominated_by_p): Likewise.
12096 (bb_dom_dfs_in): Likewise.
12097 (bb_dom_dfs_out): Likewise.
12098 (recount_dominator): Likewise.
12099 (iterate_fix_dominators): Likewise.
12100 (add_to_dominance_info): Likewise.
12101 (delete_from_dominance_info): Likewise.
12102 (first_dom_son): Likewise.
12103 (next_dom_son): Likewise.
12104 (dom_info_available_p): Likewise.
12105 (dom_info_state): New.
12106 (set_dom_info_availability): New.
12108 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12110 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12112 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12114 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12116 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12117 (subdi3, subdi_carry): Delete.
12119 2007-05-04 Jan Hubicka <jh@suse.cz>
12120 Richard Guenther <rguenther@suse.de>
12122 * opts.c (decode_options): Do not fiddle with inlining
12123 parameters in case of optimizing for size.
12124 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12125 for size do nothing.
12126 (cgraph_decide_inlining_of_small_function): When optimizing for
12127 size never inline functions increasing caller size.
12128 (cgraph_early_inlining): Inline for size when optimizing for size.
12130 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12132 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12133 logical operations piecewise.
12134 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12135 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12136 subdi_sesidi_di): Delete.
12137 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12138 the generated sequence. Allow three-reg add in constraints. Rewrite
12139 the rtl expression for carry to avoid zero_extend of a constant.
12140 (sub_with_carry): New pattern.
12141 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12142 different sequence not involving jumps.
12143 (notbi): Now a named pattern.
12145 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12147 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12148 Add the note about a significant loss of accuracy of some
12149 mathematical routines when these options are used.
12151 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12153 * haifa-sched.c (rtx_vec_t): New typedef.
12154 (contributes_to_priority_p): Extract piece of priority () into new
12156 (priority): Use the function. Add assertion.
12157 (rank_for_schedule, set_priorities): Add assertion to check that
12158 insn's priority is initialized.
12159 (clear_priorities, calc_priorities): Change signature. Make it update
12160 all relevant insns. Update all callers ('add_to_speculative_block ()'
12161 and 'create_block_check_twin ()').
12162 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12163 Add new field 'priority_status'.
12164 (INSN_PRIORITY_STATUS): New macro.
12165 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12167 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12169 * sched-ebb.c (debug_ebb_dependencies): New static function.
12170 (init_ready_list): Use it.
12172 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12173 with changed signature and 'debug_rgn_dependencies ()'.
12174 (debug_rgn_dependencies): New static function.
12175 (init_ready_list): Use it.
12177 * sched-int.h (debug_dependencies): Declare.
12179 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12181 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12183 2007-05-04 Dirk Mueller <dmueller@suse.de>
12185 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12187 2007-05-03 Jan Hubicka <jh@suse.cz>
12189 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12190 ((T1)X op (T1)Y), for pointer type in more cases than before.
12192 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12194 * tree-object-size.c (plus_expr_object_size): When operand size is
12195 unknown, return unknown.
12197 2007-05-03 Dirk Mueller <dmueller@suse.de>
12199 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12201 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12204 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12206 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12208 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12210 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12212 * config/soft-fp/double.h, config/soft-fp/extended.h,
12213 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12214 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12215 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12216 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12219 2007-05-03 Ian Lance Taylor <iant@google.com>
12221 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12222 MASK_PPC_GFXOPT for 8540 or 8548.
12224 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12226 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12227 vect_print_dump_info() to output debug information.
12229 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12232 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12233 operands of size 2 when operand is not MEM_P.
12235 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12237 PR tree-optimization/30565
12238 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12240 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12242 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12243 (umulsi3_highpart): Use them.
12244 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12245 for final accumulator to D regisster tranfser.
12247 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12249 PR tree-optimization/31699
12250 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12252 (vect_enhance_data_refs_alignment): Compute peel amount using
12253 TYPE_VECTOR_SUBPARTS instead of vf.
12254 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12256 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12259 * system.h: Remove inclusion of double-int.h
12260 * tree.h: Include double-int.h
12261 * gengtype.c: Likewise
12262 * cfgloop.h: Likewise
12263 * Makefile.in: Adjust dependencies on double-int.h
12265 2007-05-02 Eric Christopher <echristo@apple.com>
12267 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12268 -shared to -Zdynamiclib.
12270 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12273 * c-common.c (strip_pointer_or_array_types): New function.
12274 * c-common.h (strip_pointer_or_array_types): New function declaration.
12276 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12278 PR tree-optimization/31771
12279 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12281 2007-05-02 Paul Brook <paul@codesourcery.com>
12283 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12285 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12287 PR middle-end/29715
12288 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12291 2007-05-02 Nick Clifton <nickc@redhat.com>
12293 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12295 2007-05-02 Richard Guenther <rguenther@suse.de>
12297 PR tree-optimization/31146
12298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12299 argument, single_use_p. If we have a single use that is
12300 a conversion to the definition rhs type, propagate that rhs.
12301 (forward_propagate_addr_expr): Pass single_use_p argument
12302 to forward_propagate_addr_expr_1.
12304 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12306 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12309 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12311 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12312 'AMD Family 10 core'.
12314 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12316 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12317 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12318 with SSE3 instruction set support.
12319 * doc/invoke.texi: Likewise.
12321 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12323 * config/i386/i386.c (override_options): Tuning 32-byte loop
12324 alignment for amdfam10 architecture. Increasing the max loop
12325 alignment to 24 bytes.
12327 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12329 * config/m68k/constraints.md: New.
12330 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12331 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12332 EXTRA_CONSTRAINT): Remove.
12333 * config/m68k/m68k.md: Include constraints.md.
12334 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12336 2007-05-01 Ian Lance Taylor <iant@google.com>
12338 PR tree-optimization/31739
12339 * tree-vrp.c (vrp_val_is_max): New static function.
12340 (vrp_val_is_min): New static function.
12341 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12343 (set_value_range): Use vrp_val_is_{max,min}.
12344 (extract_range_from_assert): Likewise.
12345 (extract_range_from_binary_expr): Likewise.
12346 (extract_range_from_unary_expr): Likewise.
12347 (dump_value_range, vrp_meet): Likewise.
12348 (vrp_visit_phi_node): Likewise.
12349 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12351 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12353 * config/i386/gmon-sol2.c (size_t): New type.
12354 (intptr_t): Likewise.
12355 (s_textsize): Declare as size_t.
12357 (monstartup): Use size_t for sizes.
12358 (_mcount): Save and restore registers.
12359 (internal_mcount): Pass 0 as the first argument to monstartup
12361 (moncontrol): Convert pointer to appropriately sized integer
12362 before passing to profil.
12364 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12366 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12367 __NO_FPRS__, not just if _SOFT_DOUBLE.
12368 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12369 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12370 also for E500 double.
12371 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12372 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12375 2007-05-01 Richard Guenther <rguenther@suse.de>
12377 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12380 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12382 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12384 2007-05-01 Jan Hubicka <jh@suse.cz>
12386 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12389 2007-05-01 Jan Hubicka <jh@suse.cz>
12391 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12392 (maybe_fold_offset_to_reference): Declare.
12393 * fold-const.c (fold_unary): Do not fold
12394 (type *)&A into &A->field_of_type_and_offset_0
12395 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12396 size is unknown, give up.
12397 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12399 (maybe_fold_offset_to_reference): New.
12400 (maybe_fold_stmt_indirect): Use it.
12401 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12402 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12404 (gimplify_expr): Likewise for plus_expr.
12406 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12408 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12409 bsi_after_labels. Always insert statements before bsi.
12410 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12411 * predict.c (apply_return_prediction): Check for empty blocks.
12412 * cfgexpand.c (lab_rtx_for_bb): New variable.
12413 (label_rtx_for_bb): Do not create new tree labels.
12414 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12415 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12416 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12418 (label_for_bb): Add field used.
12419 (update_eh_label, main_block_label): Mark the label used.
12420 (cleanup_dead_labels): Remove unused labels.
12422 2007-05-01 Richard Guenther <rguenther@suse.de>
12424 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12425 if it is not about to be set.
12426 (get_value_range): Do not pre-allocate equiv bitmap.
12427 (update_value_range): No need to clear equiv field.
12428 (add_equivalence): Change prototype to get bitmap pointer.
12429 Allocate bitmap here if it is not already.
12430 (extract_range_from_assert): Do not allocate bitmap here.
12431 Update callers to add_equivalence.
12432 (extract_range_from_ssa_name): Likewise.
12433 (get_vr_for_comparison): New static helper.
12434 (compare_name_with_value): Handle NULL equiv bitmap by
12435 peeling the first iteration of the comparison loop.
12436 Use get_vr_for_comparison.
12437 (compare_names): Handle NULL equiv bitmaps by using fake
12438 ones. Use get_vr_for_comparison.
12440 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12442 * double-int.c (mpz_set_double_int): Moved from
12443 tree-ssa-loop-niter.c.
12444 (mpz_get_double_int): Likewise; also, add option to wrap
12445 out-of-range integers.
12446 * double-int.h: New prototypes for above.
12447 * tree.c (get_static_type_bounds): Moved from
12448 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12449 TYPE_MAX_VALUE if they exist..
12450 * tree.h: New prototype for above.
12451 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12452 get_type_bounds calls.
12453 (mpz_set_double_int): Move to double-int.c.
12454 (get_type_bounds): Move to tree.c, rename to
12455 get_static_type_bounds.
12456 (mpz_to_double_int): Move to double-int.c, rename to
12457 mpz_get_double_int.
12459 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12461 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12462 DIV0 exception can fall through to a normal return.
12464 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12466 PR middle-end/22156
12467 Temporarily revert:
12468 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12469 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12470 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12471 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12472 initialize align to silence bogus warning.
12473 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12474 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12476 (struct sra_walk_fns): Remove use_all parameter from use.
12477 (sra_hash_tree): Handle BIT_FIELD_REFs.
12478 (sra_elt_hash): Don't hash bitfld blocks.
12479 (sra_elt_eq): Skip them in parent compares as well. Handle
12481 (sra_walk_expr): Don't maintain or pass down use_all_p.
12482 (scan_use): Remove use_all parameter.
12483 (scalarize_use): Likewise. Re-expand assignment to
12484 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12485 output, and re-scalarize after output. Don't mark anything
12487 (scalarize_ldst): Adjust.
12488 (scalarize_walk_gimple_modify_statement): Likewise.
12489 (build_element_name_1): Handle BIT_FIELD_REFs.
12490 (instantiate_element): Don't warn for any element whose parent
12491 is used as a whole.
12492 (instantiate_missing_elements_1): Return the sra_elt.
12493 (canon_type_for_field): New.
12494 (try_instantiate_multiple_fields): New.
12495 (instantiate_missing_elemnts): Use them.
12496 (mark_no_warning): Removed.
12497 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12498 (REPLDUP, sra_build_elt_assignment): New.
12499 (generate_copy_inout): Use them.
12500 (generate_element_copy): Likewise. Handle bitfld differences.
12501 (generate_element_zero): Don't recurse for blocks. Use
12502 sra_build_elt_assignment.
12503 (generate_one_element_int): Take elt instead of var. Use
12504 sra_build_elt_assignment.
12505 (generate_element_init_1): Adjust.
12506 (scalarize_use, scalarize_copy): Use REPLDUP.
12507 (scalarize_ldst): Move assert before dereference.
12508 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12510 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12513 * tree.c (reconstruct_complex_type): Reconstruct a reference
12515 Also use the same mode for the pointer as the old pointer type.
12517 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12519 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12522 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12524 PR rtl-optimization/31676
12525 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12526 (df_refs_record): Call it.
12528 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12530 * rtl.def (SS_ABS): New code.
12531 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12532 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12533 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12534 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12535 (bfin_init_builtins): Define them.
12536 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12537 (bfin_expand_builtin): ... and handle the others here.
12538 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12539 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12540 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12541 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12542 operand is only HImode.
12544 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12546 * regclass.c (scan_one_insn): Remove splitting of
12549 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12550 Nigel Stephens <nigel@mips.com>
12552 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12554 2007-04-28 Jan Hubicka <jh@suse.cz>
12556 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12557 insn_locators_alloc instead of insn_locators_initialize;
12558 call reset_block_changes.
12559 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12560 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12561 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12562 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12563 * config/score/score.c (th_output_mi_thunk): Likewise.
12564 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12565 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12566 tolerate uninitialized locator info.
12569 * function.c (init_function_start): Don't init line number info.
12570 (expand_function_end): Update.
12571 (reset_block_changes, record_block_change, finalize_block_changes,
12572 check_block_change, free_block_changes): Kill.
12573 * function.h (reset_block_changes, record_block_change,
12574 finalize_block_changes, check_block_change, free_block_changes):
12576 (struct function): Remove ib_boundaries_block.
12577 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12578 Use curr_insn_locator to initialize locator.
12579 (emit_line_note): Remove.
12580 * cfgexpand.c (expand_gimple_cond_expr): Update.
12581 (construct_exit_block): Likewise.
12582 (tree_expand_cfg): Initialize/finalize locators.
12583 * expr.c (expand_expr_real): Update.
12584 * cfglayout.c (line_locators_locs, line_locators_lines,
12585 file_locators_locs, file_locators_files): Remove.
12586 (set_block_levels): Move to cfgexpand.c.
12587 (insn_locators_initialize): Remove.
12588 (pass_insn_locators_initialize): Remove.
12589 (locations_locators_locs, locations_locators_vals): New static vars.
12590 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12592 (insn_locators_alloc, insn_locators_finalize,
12593 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12595 (locator_location): New.
12596 (locator_line, locator_file): Rewrite.
12597 * rtl.h (emit_line_note): Kill.
12598 (insn_locators_alloc, insn_locators_finalize,
12599 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12601 * tree-inline.c (initialize_cfun): Do not initialize
12602 ib_boundaries_block.
12603 * passes.c (pass_insn_locators_initialize): Remove.
12605 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12607 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12608 info. Update last_basic_block correctly.
12610 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12613 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12614 register itself to hold the offset constant. Tell flow the use
12615 of r4 and r5 when they are used.
12617 2007-04-27 Richard Guenther <rguenther@suse.de>
12619 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12620 if we simplified anything.
12621 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12622 warnings until we did a simplification and the stmt was not
12623 marked as TREE_NO_WARNING.
12625 2007-04-27 Mike Stump <mrs@apple.com>
12627 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12629 2007-04-27 Ian Lance Taylor <iant@google.com>
12631 PR middle-end/31710
12632 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12633 TYPE_MAX_VALUE exist, convert them to the new type.
12635 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12637 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12638 if it claims to be available.
12639 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12640 edge is redirected.
12641 (perform_tree_ssa_dce): Always free postdominators.
12643 2007-04-27 Richard Henderson <rth@redhat.com>
12645 * config/alpha/predicates.md (aligned_memory_operand): Mark
12646 as define_special_predicate.
12647 (unaligned_memory_operand, normal_memory_operand): Likewise.
12648 (reg_or_unaligned_mem_operand): Remove.
12649 (any_memory_operand): Match the documentation and check for
12650 non-renumbered pseudos during reload.
12651 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12652 alpha_secondary_reload_class, update to new interface, make static.
12653 Handle CQImode like HImode. Remove FP subreg check.
12654 (alpha_expand_mov): Use replace_equiv_address.
12655 (alpha_expand_mov_nobwx): Use any_memory_operand.
12656 (TARGET_SECONDARY_RELOAD): New.
12657 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12658 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12659 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12660 * config/alpha/alpha.md: ... here.
12661 (RELOAD12, reloadmode): New.
12663 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12664 Don't handle the aligned case here.
12665 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12666 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12667 reload_inhi_help. Don't expect a scratch register.
12668 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12670 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12672 2007-04-27 Richard Guenther <rguenther@suse.de>
12674 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12676 2007-04-27 Richard Guenther <rguenther@suse.de>
12678 PR tree-optimization/30965
12679 PR tree-optimization/30978
12680 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12681 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12682 (find_equivalent_equality_comparison): Likewise.
12683 (simplify_cond): Likewise.
12684 (get_prop_source_stmt): New helper.
12685 (get_prop_dest_stmt): Likewise.
12686 (can_propagate_from): Likewise.
12687 (remove_prop_source_from_use): Likewise.
12688 (combine_cond_expr_cond): Likewise.
12689 (forward_propagate_comparison): New function.
12690 (forward_propagate_into_cond): Rewrite to use fold for
12692 (tree_ssa_forward_propagate_single_use_vars): Call
12693 forward_propagate_comparison to propagate comparisons.
12695 2007-04-27 Richard Guenther <rguenther@suse.de>
12697 PR tree-optimization/31715
12698 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12699 sure to do computation on the offset in an appropriate
12702 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12704 * reload.h (elimination_target_reg_p): Declare.
12705 * reload.c (find_reloads): Don't apply the reg_rtx move
12706 optimization if the SET_DEST satisfies elimination_target_reg_p.
12707 * reload1.c (elimination_target_reg_p): New function.
12708 (gen_reload): In the move/add2 fallback, make sure that op0
12709 does not overlap the destination register.
12711 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12713 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12714 transform only GIMPLE_MODIFY_STMTs.
12715 * tree-complex.c (expand_complex_operations_1): Ditto.
12716 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12717 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12718 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12720 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12721 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12722 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12723 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12724 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12725 slpeel_add_loop_guard): Ditto.
12726 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12727 * lambda-code.c (perfect_nestify): Ditto.
12728 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12729 before the first statement.
12730 * tree-optimize.c (execute_free_datastructures): Fix comments.
12731 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12732 * tree-flow.h (disband_implicit_edges): Declaration removed.
12733 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12735 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12736 COND_EXPRs without gotos.
12737 (disband_implicit_edges, has_label_p): Removed.
12738 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12739 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12741 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12743 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12744 also for COND_EXPRs.
12745 * cfgexpand.c (label_rtx_for_bb): New function.
12746 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12747 Use label_rtx_for_bb to find the labels.
12748 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12749 last block. Detect fallthru edges.
12751 2007-04-26 Ian Lance Taylor <iant@google.com>
12754 * reload.c (find_reloads_subreg_address): If the address was valid
12755 in the original mode but not in the new mode, reload the whole
12758 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12760 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12761 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12762 (cleanup_control_expr_graph): Do not invalidate dominance info.
12763 Record altered blocks.
12764 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12765 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12766 cleanup_tree_cfg_bb): New functions.
12767 (remove_forwarder_block): Do not maintain the worklist of blocks.
12768 Record altered blocks.
12769 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12770 not over whole cfg.
12771 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12772 delete_unreachable_blocks if dominators are not available.
12773 * tree-inline.c (optimize_inline_calls): Free dominance information
12775 * tree-flow.h (remove_edge_and_dominated_blocks,
12776 cfgcleanup_altered_bbs): Altered.
12777 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12779 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12781 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12782 do not invalidate dominators.
12784 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12786 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12787 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12788 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12789 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12791 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12793 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12795 2007-04-26 Richard Guenther <rguenther@suse.de>
12797 PR tree-optimization/31703
12798 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12799 the right type for the target of the bittest.
12801 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12803 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12804 ix86_sol10_return_in_memory.
12806 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12808 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12811 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12814 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12816 PR tree-optimization/30558
12817 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12818 clear this_state.prev_try.
12820 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12821 Mark Mitchell <mark@codesourcery.com>
12823 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12824 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12825 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12827 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12830 * doc/invoke.texi (%:print-asm-header): Document.
12831 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12833 (static_spec_functions): Add print-asm-header.
12834 (main): Print a banner before the --target-help linker options.
12835 (print_asm_header_spec_function): New function.
12837 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12840 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12841 (movsf_ie): Likewise.
12843 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12845 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12847 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12849 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12850 exception for divide-by-zero.
12851 (__umodsi3, __modsi3): Likewise.
12853 2007-04-25 Dirk Mueller <dmueller@suse.de>
12855 * c-typeck.c (build_compound_expr): Annotate warning()
12856 call with OPT_Wunused_value.
12857 * tree-ssa.c (warn_uninit): Annotate warning with
12859 * c-common.c (handle_sentinel_attribute): Annotate warning
12860 call with OPT_Wattributes.
12862 2007-04-25 Thiemo Seufer <ths@mips.com>
12864 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12865 (mips16): Fix typo.
12866 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12867 on to the assembler. Improve handling of -mno-mips16. Add handling
12868 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12869 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12870 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12871 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12873 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12876 * config/i386/winnt.c (i386_pe_file_end): Strip only
12877 USER_LABEL_PREFIX when writing export name.
12879 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12881 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12882 sh/elf.h, vx-common.h and vxworks.h.
12883 * config/sh/sh.h: Include config/vxworks-dummy.h.
12884 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12885 (OVERRIDE_OPTIONS): Use it.
12886 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12887 (vxworks_picreg): New pattern.
12888 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12889 VXWORKS_OS_CPP_BUILTINS.
12890 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12891 to their VXWORKS_* equivalents.
12892 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12893 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12894 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12895 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12896 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12897 -mrtp/-fPIC multilibs.
12898 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12899 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12900 (MULTILIB_OSDIRNAMES): Delete.
12902 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12905 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12907 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12909 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12910 rounding mode to be specified by the caller.
12911 (real_to_mpfr) Likewise.
12912 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12913 include new arguments.
12914 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12916 2007-04-24 Ian Lance Taylor <iant@google.com>
12918 PR tree-optimization/31605
12919 * tree-vrp.c (set_value_range): Check that min and max are not
12920 both overflow infinities.
12921 (set_value_range_to_value): New static function.
12922 (extract_range_from_binary_expr): Call set_value_range_to_value.
12923 (extract_range_from_cond_expr): Likewise.
12924 (extract_range_from_expr): Likewise.
12925 (extract_range_from_unary_expr): Likewise. Don't create a range
12926 which overflows on both sides.
12927 (vrp_meet): Check for a useless range.
12928 (vrp_visit_phi_node): If we see a constant which looks like an
12929 overflow infinity, turn off the TREE_OVERFLOW flag.
12931 2007-04-24 Ian Lance Taylor <iant@google.com>
12933 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12935 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12937 PR diagnostic/25923
12938 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12939 diagnostic message is being built.
12940 * tree-pretty-print.c (dump_generic_node): Only write the
12941 formatted text into BUFFER's stream if we are not building a
12942 diagnostic message.
12943 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12945 * Makefile.in (toplev.o): Depend on tree-pass.h.
12947 2007-04-24 Ian Lance Taylor <iant@google.com>
12949 PR tree-optimization/31602
12950 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12951 conditionals in the copied loop header.
12952 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12953 warnings if TREE_NO_WARNING is set.
12954 * doc/invoke.texi (Warning Options): Clarify that
12955 -Wstrict-overflow does not warn about loops.
12957 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12959 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12960 expand on the comment about _Decimal128 arguments and check the
12961 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12962 that _Decimal128 argument uses even/odd register pair.
12963 (function_arg): Ditto.
12965 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12967 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12968 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12970 2007-04-24 Richard Guenther <rguenther@suse.de>
12971 Olga Golovanevsky <olga@il.ibm.com>
12973 * fold-const.c (multiple_of_p): Check for bottom
12976 2007-04-24 Richard Henderson <rth@redhat.com>
12978 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12979 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12980 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12981 looking for non-zero bits shifted out. Avoid a recursive call
12982 when constructing the scalar.
12983 (__floatundisf): Likewise.
12985 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12987 * dwarf2out.c (field_byte_offset): Move the existing logic
12988 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12989 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12991 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12994 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12995 length argument of 0 for memset.
12996 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12997 unsigned shift instead of the signed variant.
12999 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13001 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13002 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13003 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13004 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13005 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13006 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13007 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13008 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13009 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13010 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13011 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13012 "mul<mode>3", "div<mode>3"): Insn definitions added.
13013 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13014 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13015 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13016 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13017 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13018 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13019 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13020 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13021 TARGET_FLOAT_FORMAT): Macro definitions removed.
13022 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13023 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13024 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13025 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13026 (s390_gen_rtx_const_DI): Function removed.
13027 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13029 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13031 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13032 over an external ffs function.
13034 2007-04-24 Chao-ying Fu <fu@mips.com>
13035 Richard Sandiford <richard@nildram.co.uk>
13037 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13038 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13039 (smadd_widen_optab, umadd_widen_optab): Define.
13040 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13042 * genopinit.c (optabs): Fill in smadd_widen_optab and
13044 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13045 and umadd_widen_optab to implement multiply-add sequences.
13046 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13047 (<u>maddsidi4): ...this. Extend condition to include
13048 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13049 of operand 0 to "ka" and use the three-operand form of madd<u>
13051 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13053 * config/mips/constraints.md (ka): New register constraint.
13055 2007-04-24 Jan Hubicka <j@suse.cz>
13059 2007-04-23 Jan Hubicka <jh@suse.cz>
13060 * function.c (init_function_start): Don't init line number info.
13061 (expand_function_end): Update.
13062 (reset_block_changes, record_block_change, finalize_block_changes,
13063 check_block_change, free_block_changes): Kill.
13064 * function.h (reset_block_changes, record_block_change,
13065 finalize_block_changes, check_block_change, free_block_changes):
13067 (struct function): Remove ib_boundaries_block.
13068 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13069 Use curr_insn_locator to initialize locator.
13070 (emit_line_note): Remove.
13071 * cfgexpand.c (expand_gimple_cond_expr): Update.
13072 (construct_exit_block): Likewise.
13073 (tree_expand_cfg): Initialize/finalize locators.
13074 * expr.c (expand_expr_real): Update.
13075 * cfglayout.c (line_locators_locs, line_locators_lines,
13076 file_locators_locs, file_locators_files): Remove.
13077 (set_block_levels): Move to cfgexpand.c.
13078 (insn_locators_initialize): Remove.
13079 (pass_insn_locators_initialize): Remove.
13080 (locations_locators_locs, locations_locators_vals): New static vars.
13081 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13083 (insn_locators_alloc, insn_locators_finalize,
13084 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13086 (locator_location): New.
13087 (locator_line, locator_file): Rewrite.
13088 * rtl.h (emit_line_note): Kill.
13089 (insn_locators_alloc, insn_locators_finalize,
13090 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13092 * tree-inline.c (initialize_cfun): Do not initialize
13093 ib_boundaries_block.
13094 * passes.c (pass_insn_locators_initialize): Remove.
13096 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13098 * doc/invoke.texi: Removed leading '-' from option index entries.
13100 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13102 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13104 (create_phi_node): Use set_phi_nodes.
13105 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13106 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13107 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13108 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13109 (bsi_start, bsi_last): Use bb_stmt_list.
13110 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13111 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13112 Traverse the statements using tsi iterator.
13113 * basic-block.h (struct basic_block_def): Fields stmt_list
13114 and phi_nodes moved to ...
13115 (struct tree_bb_info): ... new structure.
13116 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13117 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13118 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13119 (tree_verify_flow_info): Verify that il.tree is not set for
13120 entry and exit block.
13121 (tree_split_block): Use set_bb_stmt_list.
13123 2007-04-23 Mike Stump <mrs@apple.com>
13125 * config/i386/i386.c (ix86_tune_features
13126 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13129 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13131 * config/i386/i386.md (prefix_extra): New attribute.
13132 (length): Add prefix_extra.
13134 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13135 (sse2_movntv2di): Likewise.
13136 (sse2_cvtps2dq): Likewise.
13137 (sse2_cvtpd2pi): Likewise.
13138 (sse2_cvttpd2pi): Likewise.
13139 (*sse2_cvtpd2ps): Likewise.
13140 (*add<mode>3): Likewise.
13141 (sse2_ssadd<mode>3): Likewise.
13142 (sse2_usadd<mode>3): Likewise.
13143 (*sub<mode>3): Likewise.
13144 (sse2_sssub<mode>3): Likewise.
13145 (sse2_ussub<mode>3): Likewise.
13146 (*mulv8hi3): Likewise.
13147 (*smulv8hi3_highpart): Likewise.
13148 (*umulv8hi3_highpart): Likewise.
13149 (sse2_umulv2siv2di3): Likewise.
13150 (sse2_pmaddwd): Likewise.
13151 (ashr<mode>3): Likewise.
13152 (lshr<mode>3): Likewise.
13153 (ashl<mode>3): Likewise.
13154 (sse2_ashlti3): Likewise.
13155 (sse2_lshrti3): Likewise.
13156 (*umaxv16qi3): Likewise.
13157 (*smaxv8hi3): Likewise.
13158 (*uminv16qi3): Likewise.
13159 (*sminv8hi3): Likewise.
13160 (sse2_eq<mode>3): Likewise.
13161 (sse2_gt<mode>3): Likewise.
13162 (*and<mode>3): Likewise.
13163 (sse2_nand<mode>3): Likewise.
13164 (*ior<mode>3): Likewise.
13165 (*xor<mode>3): Likewise.
13166 (sse2_packsswb): Likewise.
13167 (sse2_packssdw): Likewise.
13168 (sse2_packuswb): Likewise.
13169 (sse2_punpckhbw): Likewise.
13170 (sse2_punpcklbw): Likewise.
13171 (sse2_punpckhwd): Likewise.
13172 (sse2_punpcklwd): Likewise.
13173 (sse2_punpckhdq): Likewise.
13174 (sse2_punpckldq): Likewise.
13175 (sse2_punpckhqdq): Likewise.
13176 (sse2_punpcklqdq): Likewise.
13177 (*sse2_pinsrw): Likewise.
13178 (*sse2_pextrw): Likewise.
13179 (sse2_pshufd_1): Likewise.
13180 (sse2_uavgv16qi3): Likewise.
13181 (sse2_uavgv8hi3): Likewise.
13182 (sse2_psadbw): Likewise.
13183 (sse2_pmovmskb): Likewise.
13184 (*sse2_maskmovdqu): Likewise.
13185 (*sse2_maskmovdqu_rex64): Likewise.
13186 (sse4a_extrqi): Likewise.
13187 (sse4a_extrq): Likewise.
13188 (sse3_lddqu): Set prefix_rep.
13189 (sse3_addsubv4sf3): Likewise.
13190 (sse3_haddv4sf3): Likewise.
13191 (sse3_hsubv4sf3): Likewise.
13192 (sse_cvtss2si): Likewise.
13193 (sse_cvtss2si_2): Likewise.
13194 (sse_cvtss2siq): Likewise.
13195 (sse_cvtss2siq_2): Likewise.
13196 (sse_cvttss2si): Likewise.
13197 (sse_cvttss2siq): Likewise.
13198 (sse2_cvttps2dq): Likewise.
13199 (sse3_movshdup): Likewise.
13200 (sse3_movsldup): Likewise.
13201 (sse2_cvtsd2si): Likewise.
13202 (sse2_cvtsd2si_2): Likewise.
13203 (sse2_cvtsd2siq): Likewise.
13204 (sse2_cvtsd2siq_2): Likewise.
13205 (sse2_cvttsd2si): Likewise.
13206 (sse2_cvttsd2siq): Likewise.
13207 (*sse2_cvtpd2dq): Likewise.
13208 (*sse2_cvttpd2dq): Likewise.
13209 (sse2_pshuflw_1): Likewise.
13210 (sse2_pshufhw_1): Likewise.
13211 (sse4a_insertqi): Likewise.
13212 (sse4a_insertq): Likewise.
13213 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13214 (ssse3_phadddv4si3): Likewise.
13215 (ssse3_phaddswv8hi3): Likewise.
13216 (ssse3_phsubwv8hi3): Likewise.
13217 (ssse3_phsubdv4si3): Likewise.
13218 (ssse3_phsubswv8hi3): Likewise.
13219 (ssse3_pmaddubswv8hi3): Likewise.
13220 (ssse3_pmulhrswv8hi3): Likewise.
13221 (ssse3_pshufbv16qi3): Likewise.
13222 (ssse3_psign<mode>3): Likewise.
13223 (ssse3_palignrti): Likewise.
13224 (abs<mode>2): Likewise.
13225 (ssse3_phaddwv4hi3): Set prefix_extra.
13226 (ssse3_phadddv2si3): Likewise.
13227 (ssse3_phaddswv4hi3): Likewise.
13228 (ssse3_phsubwv4hi3): Likewise.
13229 (ssse3_phsubdv2si3): Likewise.
13230 (ssse3_phsubswv4hi3): Likewise.
13231 (ssse3_pmaddubswv4hi3): Likewise.
13232 (ssse3_pmulhrswv4hi3): Likewise.
13233 (ssse3_pshufbv8qi3): Likewise.
13234 (ssse3_psign<mode>3): Likewise.
13235 (ssse3_palignrdi): Likewise.
13236 (abs<mode>2): Likewise.
13237 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13238 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13239 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13241 2007-04-23 Nick Clifton <nickc@redhat.com>
13243 * params.def: Fix formatting of emacs local variables.
13245 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13247 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13248 move if inter-unit move isn't allowed.
13249 Don't split moving the first element of V2DI to DI to inter-unit
13250 move if inter-unit move isn't allowed.
13252 2007-04-23 Richard Guenther <rguenther@suse.de>
13254 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13255 and CDI_POST_DOMINATORS separately.
13257 2007-04-23 Nick Clifton <nickc@redhat.com>
13259 * c.opt (Wformat-contains-nul): Add warning attribute.
13261 2007-04-23 Jan Hubicka <jh@suse.cz>
13263 * function.c (init_function_start): Don't init line number info.
13264 (expand_function_end): Update.
13265 (reset_block_changes, record_block_change, finalize_block_changes,
13266 check_block_change, free_block_changes): Kill.
13267 * function.h (reset_block_changes, record_block_change,
13268 finalize_block_changes, check_block_change, free_block_changes):
13270 (struct function): Remove ib_boundaries_block.
13271 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13272 Use curr_insn_locator to initialize locator.
13273 (emit_line_note): Remove.
13274 * cfgexpand.c (expand_gimple_cond_expr): Update.
13275 (construct_exit_block): Likewise.
13276 (tree_expand_cfg): Initialize/finalize locators.
13277 * expr.c (expand_expr_real): Update.
13278 * cfglayout.c (line_locators_locs, line_locators_lines,
13279 file_locators_locs, file_locators_files): Remove.
13280 (set_block_levels): Move to cfgexpand.c.
13281 (insn_locators_initialize): Remove.
13282 (pass_insn_locators_initialize): Remove.
13283 (locations_locators_locs, locations_locators_vals): New static vars.
13284 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13286 (insn_locators_alloc, insn_locators_finalize,
13287 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13289 (locator_location): New.
13290 (locator_line, locator_file): Rewrite.
13291 * rtl.h (emit_line_note): Kill.
13292 (insn_locators_alloc, insn_locators_finalize,
13293 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13295 * tree-inline.c (initialize_cfun): Do not initialize
13296 ib_boundaries_block.
13297 * passes.c (pass_insn_locators_initialize): Remove.
13299 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13301 PR middle-end/31448
13302 * expr.c (reduce_to_bit_field_precision): Handle
13305 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13307 PR tree-optimization/24659
13308 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13309 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13310 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13311 * genopinit.c (optabs): Rename vec_pack_mod_optab
13312 to vec_pack_trunc_optab.
13313 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13314 early for scalar floating point operands for NOP_EXPR.
13315 (vectorizable_type_promotion): Ditto.
13316 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13317 vec_pack_trunc_optab.
13318 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13320 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13321 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13322 Rename from VEC_PACK_MOD_EXPR.
13323 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13324 * expr.c (expand_expr_real_1): Ditto.
13325 * tree-inline.c (estimate_num_insns_1): Ditto.
13326 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13328 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13329 (vec_unpacks_lo_v4sf): Ditto.
13330 (vec_pack_trunc_v2df): Ditto.
13331 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13332 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13333 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13335 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13337 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13339 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13340 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13341 packing of floating point operands.
13342 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13343 represent unpacking of floating point operands.
13344 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13345 [vec_unpacks_hi]: Ditto.
13346 [vec_unpacks_lo]: Ditto.
13348 2007-04-22 Jan Hubicka <jh@suse.cz>
13350 * final.c (rest_of_handle_final): Call
13351 targetm.asm_out.constructor/targetm.asm_out.destructor
13352 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13353 proper priority via decl_*_priority_insert.
13354 * c-common.c (c_expand_body): Likewise.
13356 2007-04-22 Richard Guenther <rguenther@suse.de>
13358 PR tree-optimization/29789
13359 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13360 (rewrite_reciprocal): New helper split out from
13361 determine_invariantness_stmt.
13362 (rewrite_bittest): Likewise.
13363 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13364 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13367 2007-04-22 Revital Eres <eres@il.ibm.com>
13369 * loop-unroll.c (var_to_expand): New field to support also
13370 insns of the form x = something + x.
13371 (analyze_insn_to_expand_var): Use it.
13372 (expand_var_during_unrolling): Likewise.
13374 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13376 * predict.c: Include pointer-set.h.
13377 (bb_predictions): New variable.
13378 (tree_predicted_by_p, tree_predict_edge,
13379 remove_predictions_associated_with_edge): Use bb_predictions map
13380 instead of bb->predictions.
13381 (clear_bb_predictions, assert_is_empty): New functions.
13382 (combine_predictions_for_bb): Use bb_predictions map. Call
13383 clear_bb_predictions.
13384 (tree_estimate_probability): Create and free bb_predictions map.
13385 * Makefile.in (predict.o): Add pointer-set.h dependency.
13386 * basic-block.h (struct basic_block_def): Remove predictions
13388 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13390 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13393 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13396 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13398 * timevar.c (timevar_print): Change reference of --disable-checking to
13399 --enable-checking=release. Also warn if assert checking is disabled.
13401 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13404 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13405 decl as addressable if the compound literal was marked as
13407 Mark the decl as a gimple register if it is a complex or
13408 vector decl and does not live in memory.
13410 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13412 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13413 (GENERIC_NEXT): New function macro.
13414 (PHI_CHAIN): Use phi_node's new chain variable.
13415 (tree_phi_node): Change tree_common to tree_base
13416 and add the chain field.
13417 * tree-phinodes.c (make_phi_node): Don't set
13418 TREE_TYPE on the new node.
13419 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13420 instead of checking GIMPLE_TUPLE_P in chain_next.
13421 * tree-vect-transform.c
13422 (get_initial_def_for_induction): Look at
13423 PHI_RESULT_TREE for the type of the phi node.
13424 (update_vuses_to_preheader): Use PHI_CHAIN
13425 instead of TREE_CHAIN on the phi node.
13426 * tree-ssa-structalias.c (compute_points_to_sets):
13428 (ipa_pta_execute): Likewise.
13430 2007-04-21 Richard Guenther <rguenther@suse.de>
13432 PR middle-end/31136
13433 * fold-const.c (fold_unary): Call fold_convert_const on the
13436 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13438 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13439 (store_killed_in_pat): New.
13441 2007-04-20 Richard Henderson <rth@redhat.com>
13444 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13445 TREE_LIST with a void_type_node value, not void_list_node exactly.
13447 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13449 * doc/standards.texi: Re-arrange into language-specific
13450 subsections. Add a C++ section, documenting which standards we
13453 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13455 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13456 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13458 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13460 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13461 ecrti.o and crtbegin.o.
13462 (LIB_DEFAULT_SPEC): Include -lc.
13463 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13465 2007-04-20 Richard Henderson <rth@redhat.com>
13468 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13469 argument; update all callers.
13470 (get_unaligned_offset): New.
13471 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13472 get_unaligned_address, just pass on the address directly.
13473 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13474 the subreg in the helper patterns.
13475 (unaligned_extendqidi_le): Use get_unaligned_offset.
13476 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13477 (unaligned_extendhidi_be): Likewise.
13478 (unaligned_extendhidi): Tidy.
13479 * config/alpha/alpha-protos.h: Update.
13481 2007-04-20 Richard Henderson <rth@redhat.com>
13483 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13484 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13485 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13486 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13487 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13488 (CPP_SPEC): Don't include %(cpp_subtarget).
13489 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13490 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13491 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13493 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13495 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13496 for __builtin_ia32_cmpordss.
13498 PR tree-optimization/31632
13499 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13500 and arg1 for optimizations of comparison against min/max values.
13501 Fold arg0 to arg1's type for optimizations of comparison against
13502 min+1 and max-1 values.
13504 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13506 * reload.c (combine_reloads): When trying to use a dying register,
13507 check whether it's uninitialized and don't use if so.
13509 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13511 * fold-const.c: Remove prototypes for native_encode_expr and
13512 native_interpret_expr.
13513 (native_encode_expr): Make non-static.
13514 (native_interpret_expr): Likewise.
13515 * tree.h: Add prototypes for the above.
13517 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13519 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13520 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13521 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13522 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13523 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13524 Add length attributes.
13526 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13528 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13531 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13532 __STDC_WANT_DEC_FP__.
13534 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13536 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13537 for long double compatibility.
13538 * configure: Regenerate.
13540 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13542 PR rtl-optimization/29841
13543 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13545 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13546 that may cause control flow transfer from being moved.
13548 2007-04-18 Jan Hubicka <jh@suse.cz>
13550 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13553 2007-04-18 Eric Christopher <echristo@apple.com>
13555 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13556 only. Update operands.
13557 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13558 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13559 link register to pic register.
13561 2007-04-18 Dirk Mueller <dmueller@suse.de>
13563 PR diagnostic/31227
13564 * tree-vrp.c (search_for_addr_array): New.
13565 (check_array_bounds): Suppress warning about
13566 address taken of array refs if its not de-referenced.
13568 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13570 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13571 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13573 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13574 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13575 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13577 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13579 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13581 (vect_analyze_scalar_cycles): Fix indentation.
13582 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13583 (vect_mark_relevant): Include phis in relevance analysis.
13585 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13587 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13589 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13590 output_operand_lossage().
13592 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13594 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13595 the unused code for reduction without adjust-in-epilog to simplify the
13598 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13600 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13601 (S390_TDC_NEGATIVE_ZERO): New constant.
13602 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13603 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13604 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13605 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13606 (S390_TDC_POSITIVE_INFINITY): New constant.
13607 (S390_TDC_NEGATIVE_INFINITY): New constant.
13608 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13609 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13610 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13611 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13612 (S390_TDC_INFINITY): New constant.
13613 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13614 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13615 optimization for UNSPEC_CCZ_TO_INT.
13616 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13617 ("*ccz_to_int"): New insn.
13618 ("isinf<mode>2"): New insn.
13619 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13620 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13621 (UNSPEC_CCZ_TO_INT): New constant.
13623 2007-04-18 Richard Guenther <rguenther@suse.de>
13625 PR tree-optimization/19431
13626 PR tree-optimization/21463
13627 * tree-pass.h (pass_phiprop): Declare.
13628 * passes.c (init_optimization_passes): New phiprop pass.
13629 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13630 (phivn_valid_p): New helper function.
13631 (phiprop_insert_phi): Likewise.
13632 (propagate_with_phi): Likewise.
13633 (tree_ssa_phiprop): New propagator propagating loads
13634 through phi nodes if profitable.
13636 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13638 * tree-vect-analyze.c (process_use): New function.
13639 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13640 Check phis in all bbs.
13641 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13644 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13646 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13649 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13652 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13655 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13657 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13659 (sse_vmmulv4sf3): Likewise.
13660 (sse2_vmaddv2df3): Likewise.
13661 (sse2_vmmulv2df3): Likewise.
13663 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13665 PR rtl-optimization/31360
13666 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13667 (target_reg_cost): New.
13668 (init_set_costs): Initialize target_reg_cost. Add comments
13669 regarding the rationale of the costs.
13670 (global_cost_for_size): Renamed to...
13671 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13672 of register pressure.
13673 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13674 estimate_reg_pressure_cost. Add number of ivs.
13675 (determine_set_costs): Dump target_reg_cost.
13676 * loop-invariant.c (gain_for_invariant): Use
13677 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13678 (best_gain_for_invariant, find_invariants_to_move): Remove
13680 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13681 (target_reg_cost): Declare.
13682 (global_cost_for_size): Declaration removed.
13683 (estimate_reg_pressure_cost): Declare.
13685 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13687 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13688 regnos into even/odd register pairs.
13689 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13690 TDmode similar to the other floating point modes.
13691 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13692 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13694 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13695 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13696 (movdd_hardfloat64): Use TARGET_MFPGPR.
13698 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13700 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13703 2005-01-05 Richard Henderson <rth@redhat.com>
13705 * reload1.c (do_input_reload): Restrict the optimization deleteing
13706 a previous output reload to RELOAD_FOR_INPUT.
13708 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13710 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13711 induc_vec_info_type.
13712 (vectorizable_induction): New function declaration.
13713 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13714 check if already vectorized. Find first place in BB where new stmts
13715 can be inserted. Takes only one argument.
13716 (vectorizable_induction): New function.
13717 (vect_transform_stmt): Add case for induc_vec_info_type to call
13718 vectorizable_induction.
13719 (vect_transform_loop): Consider phis for vectorization.
13720 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13722 (analyze_operations): Call vectorizable_induction when analyzing phis.
13724 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13725 (vect_mark_relevant): Include phis in relevance analysis.
13726 (vect_mark_stmts_to_be_vectorize): Likewise.
13727 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13729 2007-04-16 Lawrence Crowl <crowl@google.com>
13731 * doc/invoke.texi (Debugging Options): Add documentation for the
13732 -femit-struct-debug options -femit-struct-debug-baseonly,
13733 -femit-struct-debug-reduced, and
13734 -femit-struct-debug-detailed[=...].
13736 * c-opts.c (c_common_handle_option): Add
13737 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13738 and OPT_femit_struct_debug_detailed_.
13739 * c.opt: Add specifications for
13740 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13741 and -femit-struct-debug-detailed[=...].
13742 * opts.c (set_struct_debug_option): Parse the
13743 -femit-struct-debug-... options.
13744 * opts.c (matches_main_base, main_input_basename,
13745 main_input_baselength, base_of_path, matches_main_base): Add
13746 variables and functions to compare header base name to compilation
13748 * opts.c (should_emit_struct_debug): Add to determine to emit a
13749 structure based on the option.
13750 (dump_struct_debug) Also disabled function to debug this
13752 * opts.c (handle_options): Save the base name of the
13755 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13756 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13757 This hook indicates if a type is generic. Set it by default
13758 to "never generic".
13759 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13760 to determine if a struct type is generic or not.
13761 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13762 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13763 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13764 with live C++ hook.
13766 * flags.h (enum debug_info_usage): Add an enumeration to describe
13767 a program's use of a structure type.
13768 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13769 to indicate the program's usage of the type. Filter structs based
13770 on the -femit-struct-debug-... specification.
13771 (gen_type_die): Split into two routines, gen_type_die and
13772 gen_type_die_with_usage. gen_type_die is now a wrapper
13773 that assumes direct usage.
13774 (gen_type_die_with_usage): Replace calls to gen_type_die
13775 with gen_type_die_with_usage adding the program usage of
13776 the referenced type.
13777 (dwarf2out_imported_module_or_decl): Suppress struct debug
13778 information using should_emit_struct_debug when appropriate.
13780 2007-04-16 Ian Lance Taylor <iant@google.com>
13782 PR tree-optimization/31522
13783 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13784 (vrp_initialize): Allocate vr_phi_edge_counts.
13785 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13786 executable edge. Drop test for all constants.
13787 (vrp_finalize): Free vrp_phi_edge_counts.
13789 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13790 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13792 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13793 predecessors at head rather than tail.
13795 2007-04-16 Matthias Klose <doko@debian.org>
13797 * config/alpha/linux.h (CPP_SPEC): Define.
13798 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13800 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13802 * function.h: Remove sequence_stack extern declaration.
13804 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13806 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13808 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13811 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13813 * config/avr/avr.c (avr_arch_types): Rearranging array.
13814 (enum avr_arch): Add.
13815 (avr_mcu_types): Use avr_arch enumeration constants instead of
13817 * config/avr/avr.h (LINK_SPEC): Simplify.
13819 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13821 * config/m68k/m68k.c (m68k_libcall_value,
13822 m68k_function_value): Use macros for register names more.
13824 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13826 (M68K_REGNAME): Use A6_REG.
13827 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13829 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13831 PR middle-end/28071
13832 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13833 'pending_read_list_length' and 'pending_write_list_length'. Update
13835 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13836 to handle two length counters instead of one. Update all uses.
13837 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13838 two length counters instead of one.
13839 * sched-rgn.c (propagate_deps): Update to handle two length counters
13842 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13845 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13846 copy of source, pass it to ix86_expand_vector_set and return
13849 2007-04-16 David Ung <davidu@mips.com>
13850 Joseph Myers <joseph@codesourcery.com>
13852 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13853 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13854 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13855 Add 74K processor information.
13856 * config/mips/mips.md: Include 74k.md.
13857 (cpu): Add 74kc,74kf,74kx.
13858 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13859 * config/mips/74k.md: New.
13860 * doc/invoke.texi (MIPS Options): Document 74K support.
13862 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13864 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13865 vectorizable_* functions.
13866 * tree-vect-transform.c (vectorizable_call): Add check for
13867 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13868 (vectorizable_store): likewise.
13869 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13871 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13872 (vectorizable_type_promotion, vectorizable_load): Likewise.
13873 (vectorizable_live_operation, vectorizable_condition): Likewise.
13874 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13876 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13878 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13880 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13881 register numbers more.
13882 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13883 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13884 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13885 FUNCTION_VALUE_REGNO_P): Likewise.
13886 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13887 STATIC_CHAIN_REGNUM): Likewise.
13888 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13889 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13890 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13891 * config/m68k/m68k.md (FP_REG): New.
13893 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13895 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13898 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13900 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13901 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13904 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13906 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13909 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13912 * c-decl.c (finish_decl): Grab the type of the decl after the call
13913 to store_init_value.
13915 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13917 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13919 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13922 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13923 dominators, post dominators and cleanup cfg before returning.
13925 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13927 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13928 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13930 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13932 * config.gcc: Recognize fido.
13933 * config/m68k/m68k-devices.def (fidoa): New.
13934 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13936 (FL_FIDOA, TARGET_FIDOA): New.
13937 * config/m68k/m68k.opt (mfidoa): New.
13939 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13941 PR middle-end/31322
13942 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13943 when a personality function is used.
13945 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13947 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13949 2007-04-13 Mike Stump <mrs@apple.com>
13951 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13953 * config/darwin.opt (fapple-kext): Make C++ only.
13954 * config/darwin.c (darwin_override_options): Remove code to ensure
13955 -fapple-kext is given for C++ only.
13957 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13959 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13960 * config/mips/mips.c (override_options): Call
13961 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13963 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13965 * config/i386/i386.opt (msvr3-shlib): Removed.
13967 * doc/invoke.texi: Remove -msvr3-shlib.
13969 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13971 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13972 with "popcnt" instruction.
13974 2007-04-13 Richard Guenther <rguenther@suse.de>
13976 PR tree-optimization/21258
13977 * tree-vrp.c (compare_case_labels): New helper.
13978 (find_switch_asserts): New function.
13979 (find_assert_locations): Call it for SWITCH_EXPRs.
13981 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13983 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13984 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13985 check is now implied in X87_FLOAT_MODE_P.
13986 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13987 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13988 (fix_trunc<mode>_i386_fisttp): Ditto.
13989 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13990 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13991 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13992 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13993 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13994 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13995 (unnamed_splitters): Ditto.
13996 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13997 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13998 FIRST_SSE_REG for local functions when SSE math is enabled or
13999 for functions with sseregparm attribute.
14000 (standard_80387_constant_p): Return -1 if mode is not
14002 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14003 (ix86_expand_compare): Ditto.
14004 (ix86_expand_carry_flag_compare): Ditto.
14005 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14006 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14007 DECIMAL_FLOAT_MODE_P.
14008 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14009 of SCALAR_FLOAT_MODE_P.
14010 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14011 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14012 checks before FLOAT_MODE_P.
14013 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14014 before FLOAT_MODE_P.
14019 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14021 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14022 Charles Wilson <libtool@cwilson.fastmail.fm>
14024 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14025 (libgcc.mvars): Don't depend on them.
14026 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14027 * exec-tool.in: New.
14029 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14031 * doc/invoke.text (--help): Document --help=common.
14033 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14035 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14037 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14039 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14040 * genemit.c (main): Emit #include "integrate.h".
14041 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14042 (LOADGP_RTP): New mips_loadgp_style.
14043 * config/mips/mips.h: Include config/vxworks-dummy.h.
14044 (TARGET_RTP_PIC): New macro.
14045 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14046 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14047 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14048 for TARGET_RTP_PIC.
14049 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14050 -mvxworks-pic when using -mrtp and a PIC option.
14051 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14053 (mips_symbolic_constant_p, mips_symbolic_address_p)
14054 (mips_symbol_insns): Handle SYMBOL_HALF.
14055 (override_options): Warn about -G and -mrtp being used together.
14056 Initialize mips_lo_relocs[SYMBOL_HALF].
14057 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14058 (mips_emit_loadgp): Handle LOADGP_RTP.
14059 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14060 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14061 (tablejump): Handle function-relative case table entries if
14063 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14065 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14067 * config/mips/mips.md (load_call<mode>): Allow any general register.
14069 (sibcall_value_internal, sibcall_value_multiple_internal)
14070 (call_value_internal, call_value_split, call_value_multiple_internal)
14071 (call_value_multiple_split): Remove constraints from operand 0.
14073 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14075 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14076 rather than loadgp_noshared.
14077 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14078 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14080 * config/mips/mips.md (loadgp): Rename to...
14081 (loadgp_newabi): ...this.
14082 (loadgp_noshared): Rename to...
14083 (loadgp_absolute): ...this.
14085 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14087 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14088 false for locally-binding symbols.
14089 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14091 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14093 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14094 (SYMBOL_GOT_PAGE_OFST): ...this.
14095 (SYMBOL_GOT_GLOBAL): Rename to...
14096 (SYMBOL_GOT_DISP): ...this.
14097 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14098 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14099 * config/mips/mips.c (mips_global_symbol_p): New function.
14100 (mips_symbol_binds_local_p): Likewise.
14101 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14102 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14103 mips_global_symbol_p and mips_symbol_binds_local_p.
14104 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14105 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14106 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14107 SYMBOL_GOTOFF_DISP.
14108 (mips_ok_for_lazy_binding_p): New function.
14109 (mips_load_call_address, mips_expand_call): Use it.
14110 (mips_dangerous_for_la25_p): Likewise.
14111 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14112 (*got_disp<mode>): Use got_disp_operand instead of
14113 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14114 SYMBOL_GOTOFF_GLOBAL.
14115 (*got_page<mode>): Use got_page_ofst_operand instead of
14117 * config/mips/predicates.md (const_call_insn_operand): Use
14118 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14119 (global_got_operand): Rename to...
14120 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14122 (local_got_operand): Rename to...
14123 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14124 of SYMBOL_GOT_LOCAL.
14126 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14128 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14129 TARGET_CALL_CLOBBERED_GP.
14130 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14131 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14132 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14133 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14134 of TARGET_ABICALLS && !TARGET_NEWABI.
14135 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14136 * config/mips/mips.c (mips_load_call_address): Check
14137 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14138 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14139 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14140 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14141 TARGET_ABICALLS && TARGET_NEWABI.
14142 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14144 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14145 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14146 TARGET_ABICALLS && TARGET_NEWABI.
14147 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14148 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14149 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14150 whether indirect calls must use $25.
14151 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14153 * config/mips/mips.md (jal_macro): Check flag_pic and
14154 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14155 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14156 instead of TARGET_ABICALLS.
14157 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14158 TARGET_ABICALLS && TARGET_OLDABI.
14159 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14160 (sibcall): In the comment above the define_insn, mention
14161 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14162 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14163 instead of TARGET_ABICALLS.
14165 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14167 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14168 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14169 (MACFLAGS_MATCH_P): New macro.
14170 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14171 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14172 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14173 the other MACFLAG constants.
14174 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14175 (flag_machi): Tighten constraints. Renumber some of the operands.
14176 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14178 (flag_machi_parts_acconly): New pattern.
14179 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14181 (flag_macinit1hi): Tighten constraints.
14182 (flag_mul_macv2hi_parts_acconly): New pattern.
14184 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14185 Use a more efficient implementation.
14186 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14187 inline sequences when not optimizing for size.
14189 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14190 movhi_high2low): Delete, merge functionality into...
14191 (packv2hi): ... this pattern.
14193 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14194 * config/bfin/bfin.opt (msim): New option.
14195 (mcpu=): New option.
14196 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14197 (bfin_cpu_t): Typedef of enum bfin_cpu.
14198 (bfin_cpu_type): New declaration.
14199 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14200 -msim and -mcpu= options.
14201 (LIB_SPEC): Likewise.
14202 * config/bfin/bfin.c (bfin_cpu_type): Define.
14203 (bfin_handle_option): Handle -mcpu= option.
14204 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14205 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14206 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14208 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14210 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14211 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14212 (powerpc-wrs-vxworksae): Use ${tm_file}.
14213 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14214 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14215 * config/i386/vx-common.h: New file.
14217 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14219 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14222 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14224 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14227 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14231 * c-common.c (c_build_qualified_type): Set canonical type
14234 2007-04-12 Richard Guenther <rguenther@suse.de>
14236 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14237 lower bound and element size if lower bound is not zero
14238 or either of the ARRAY_REF operands is set.
14240 2007-04-12 Richard Guenther <rguenther@suse.de>
14242 PR tree-optimization/24689
14243 PR tree-optimization/31307
14244 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14246 * gimplify.c (canonicalize_addr_expr): To be consistent with
14247 gimplify_compound_lval only set operands two and three of
14248 ARRAY_REFs if they are not gimple_min_invariant. This makes
14249 it never at this place.
14250 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14252 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14254 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14255 null before emitting a .nsubspa directive.
14257 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14259 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14260 need_to_partition_p if there are no memory statements in the
14263 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14265 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14266 (gcd_of_steps_may_divide_p): New function.
14267 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14269 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14271 * reload.c (find_reloads_toplev, find_reloads_address,
14272 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14273 not a pointer equality test, to decide if we need to call
14274 push_reg_equiv_alt_mem.
14276 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14278 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14279 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14281 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14283 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14285 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14286 vector to be positive.
14288 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14292 * doc/invoke.texi: Document --params max-aliased-vops and
14294 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14295 debug_memory_partitions): Move to tree-flow.h
14296 * params.h (AVG_ALIASED_VOPS): Define.
14297 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14299 (mp_info_t): Likewise.
14300 (get_mem_sym_stats_for): New.
14301 (set_memory_partition): Move from tree-flow-inline.h.
14302 (mark_non_addressable): Only clear the set of symbols for the
14303 partition if it exists.
14304 (dump_memory_partitions): Move from tree-ssa-operands.c
14305 (debug_memory_partitions): Likewise.
14306 (need_to_partition_p): New.
14307 (dump_mem_ref_stats): New.
14308 (debug_mem_ref_stats): New.
14309 (dump_mem_sym_stats): New.
14310 (debug_mem_sym_stats): New.
14311 (update_mem_sym_stats_from_stmt): New.
14312 (compare_mp_info_entries): New.
14313 (mp_info_cmp): Call it.
14314 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14316 (get_mpt_for): Move from tree-ssa-operands.c.
14317 (find_partition_for): New.
14318 (create_partition_for): Remove.
14319 (estimate_vop_reduction): New.
14320 (update_reference_counts): New.
14321 (build_mp_info): New.
14322 (compute_memory_partitions): Refactor.
14323 Document new heuristic.
14324 Call build_mp_info, update_reference_counts,
14325 find_partition_for and estimate_vop_reduction.
14326 (compute_may_aliases): Populate virtual operands before
14327 calling debugging dumps.
14328 (delete_mem_sym_stats): New.
14329 (delete_mem_ref_stats): New.
14330 (init_mem_ref_stats): New.
14331 (init_alias_info): Call it.
14332 (maybe_create_global_var): Remove alias_info argument.
14333 Get number of call sites and number of pure/const call sites
14334 from gimple_mem_ref_stats().
14335 (dump_alias_info): Call dump_memory_partitions first.
14336 (dump_points_to_info_for): Show how many times a pointer has
14338 * opts.c (decode_options): For -O2 set --param
14339 max-aliased-vops to 500.
14340 For -O3 set --param max-aliased-vops to 1000 and --param
14341 avg-aliased-vops to 3.
14342 * fortran/options.c (gfc_init_options): Remove assignment to
14344 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14345 * tree-dfa.c (dump_variable): Dump memory reference
14347 Dump NO_ALIAS* settings.
14348 (referenced_var_lookup): Tidy.
14349 (mem_sym_stats): New.
14350 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14351 and ORIG are different SSA names for a memory partition.
14352 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14353 * tree-flow.h (struct mem_sym_stats_d): Define.
14354 (mem_sym_stats_t): Define.
14355 (struct mem_ref_stats_d): Define.
14356 (struct gimple_df): Add field mem_ref_stats.
14357 (enum noalias_state): Define.
14358 (struct var_ann_d): Add bitfield noalias_state.
14359 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14360 debug_mem_ref_stats, debug_memory_partitions,
14361 debug_mem_sym_stats): Declare.
14362 * tree-ssa-structalias.c (update_alias_info): Update call
14363 sites, pure/const call sites and asm sites in structure
14364 returned by gimple_mem_ref_stats.
14365 Remove local variable IS_POTENTIAL_DEREF.
14366 Increase NUM_DEREFS if the memory expression is a potential
14368 Call update_mem_sym_stats_from_stmt.
14369 If the memory references memory, call
14370 update_mem_sym_stats_from_stmt for all the direct memory
14371 symbol references found.
14372 (intra_create_variable_infos): Set noalias_state field for
14373 pointer arguments according to the value of
14374 flag_argument_noalias.
14375 * tree-ssa-structalias.h (struct alias_info): Remove fields
14376 num_calls_found and num_pure_const_calls_found.
14377 (update_mem_sym_stats_from_stmt): Declare.
14378 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14379 Set default value to 100.
14380 (PARAM_AVG_ALIASED_VOPS): Define.
14382 2007-04-11 Richard Guenther <rguenther@suse.de>
14384 PR middle-end/31530
14385 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14386 a * -b + c as c - a * b if we honor sign dependent rounding.
14388 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14390 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14391 bfin_expand_strmov.
14392 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14393 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14395 (initialize_trampoline): Don't use old-style function definition.
14396 (bfin_secondary_reload): Mark IN_P argument as unused.
14398 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14400 PR tree-optimization/31343
14401 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14402 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14403 * testsuite/gcc.dg/vect/pr31343.c: New.
14405 2007-04-10 Eric Christopher <echristo@apple.com>
14407 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14408 * config/i386/i386.md (*cmpfp0): Use.
14409 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14410 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14411 (fix_trunc<mode>_i386_fisttp): Ditto.
14412 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14413 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14414 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14415 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14416 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14417 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14418 (unnamed_splitters): Ditto.
14419 * config/i386/i386.c (output_fix_trunc): Assert that
14420 we're not being passed a TFmode operand.
14422 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14424 PR tree-optimization/31526
14425 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14426 n_basic_blocks to find newly added blocks.
14428 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14430 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14432 (fix_trunc<mode>si_sse): Ditto.
14433 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14434 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14435 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14436 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14437 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14438 expander using SSEMODEF mode macro.
14439 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14440 expander using SSEMODEF mode macro.
14441 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14442 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14443 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14444 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14445 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14446 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14447 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14448 Macroize insn using X87MODEF mode macro.
14450 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14452 * config/i386/sse.md (sse2_pinsrw): Removed.
14453 (sse2_pextrw): Renamed to ...
14454 (*sse2_pextrw): This.
14456 2007-04-09 Jan Hubicka <jh@suse.cz>
14459 * config/i386/sse.md
14460 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14461 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14462 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14463 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14465 2007-04-09 Jan Hubicka <jh@suse.cz>
14467 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14468 multiple fields of union.
14470 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14472 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14473 (create_preheaders): Check that loops are available.
14474 (fix_loop_structure): Clean up, improve comments.
14475 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14476 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14478 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14479 * predict.c (tree_estimate_probability): Do not call
14480 calculate_dominance_info. Call create_preheaders.
14481 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14482 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14484 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14485 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14486 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14487 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14490 2007-04-08 Jan Hubicka <jh@suse.cz>
14492 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14493 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14494 * fold-const.c (fold_unary): Use it.
14496 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14498 * varasm.c (assemble_variable): Remove call to
14499 lang_hooks.decls.prepare_assemble_variable.
14500 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14501 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14502 * langhooks.h (lang_hooks_for_decls): Remove
14503 prepare_assemble_variable.
14505 2007-04-08 Mike Stump <mrs@apple.com>
14507 * config/i386/i386.c: Use inc/dec on Core2.
14509 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14511 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14512 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14513 lhd_tree_inlining_end_inlining): Remove.
14514 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14515 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14516 end_inlining hooks.
14517 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14518 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14519 lhd_tree_inlining_end_inlining): Remove prototypes.
14520 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14521 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14522 LANG_HOOKS_TREE_INLINING_START_INLINING,
14523 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14525 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14528 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14531 * config/avr/predicates.md (io_address_operand): Delete predicate.
14532 (low_io_address_operand): Don't use 'mode' argument.
14533 (higth_io_address_operand): Rename ...
14534 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14535 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14538 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14540 Revert change removing staticp.
14542 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14545 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14548 2007-04-07 Bruce Korb <bkorb@gnu.org>
14550 * c.opt: Add -Wformat-contains-nul.
14551 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14553 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14554 the NUL byte warning.
14556 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14558 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14560 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14562 * tree.c (staticp): No longer use staticp langhook.
14563 * langhooks.c (lhd_staticp): Removed.
14564 * langhooks.h (struct lang_hooks): Remove staticp.
14565 * c-common.c (c_staticp): Remove.
14566 * c-common.h (c_staticp): Ditto.
14567 * langhooks-defs.h (lhd_staticp): Ditto.
14568 (LHD_HOOKS_STATICP): Ditto
14569 * tree.h (gcc_assert_lowered): New macro.
14571 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14573 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14574 argument "reliable".
14575 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14576 Add argument "reliable". Propagate it through calls.
14577 (infer_loop_bounds_from_undefined): Derive number of iterations
14578 estimates from references in blocks that do not dominate loop latch.
14579 (gcov_type_to_double_int): New function.
14580 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14581 and expected_loop_iterations_unbounded.
14582 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14583 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14584 * tree-data-ref.c (estimated_loop_iterations): Export.
14585 (get_references_in_stmt): Fix -- do not return addresses of local
14587 * cfgloop.h (expected_loop_iterations_unbounded,
14588 estimated_loop_iterations): Declare.
14590 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14592 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14594 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14596 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14597 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14598 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14599 Use output_387_reg_move().
14600 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14601 expander using X87MODEF12 mode macro.
14602 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14603 choosing register preferences. Use output_387_reg_move().
14604 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14605 instead of "x". Use output_387_reg_move().
14606 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14607 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14608 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14609 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14610 Use output_387_reg_move().
14611 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14613 (*truncxf?f_i387 splitter): Ditto.
14615 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14617 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14618 LANG_HOOKS_SAFE_FROM_P.
14619 * expr.c (safe_from_p): Remove langhook call.
14620 * langhooks.h (lang_hooks): Remove safe_from_p.
14621 (lhd_safe_from_p): Remove prototype.
14622 * langhooks.c (lhd_safe_from_p): Remove.
14624 2007-04-06 Jan Hubicka <jh@suse.cz>
14626 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14629 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14631 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14632 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14633 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14634 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14636 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14637 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14639 2007-04-05 Richard Henderson <rth@redhat.com>
14641 * config/alpha/alpha.c (print_operand) [+]: Remove.
14642 (alpha_end_function): Print nop if call at end of function.
14643 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14644 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14645 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14646 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14647 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14648 the call pattern. Update peepholes to match.
14650 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14652 * doc/extend.texi (Other Builtins): Add decimal float variants
14654 * builtins.def: Ditto.
14655 * builtins.c (expand_builtin): Ditto.
14657 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14658 H.J. Lu <hongjiu.lu@intel.com>
14661 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14662 of V8HImode when calling ix86_binary_operator_ok.
14663 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14664 (sdot_prodv8hi): Operands 1 and 2 must be register.
14666 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14668 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14669 initialize align to silence bogus warning.
14671 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14673 PR middle-end/22156
14674 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14676 (struct sra_walk_fns): Remove use_all parameter from use.
14677 (sra_hash_tree): Handle BIT_FIELD_REFs.
14678 (sra_elt_hash): Don't hash bitfld blocks.
14679 (sra_elt_eq): Skip them in parent compares as well. Handle
14681 (sra_walk_expr): Don't maintain or pass down use_all_p.
14682 (scan_use): Remove use_all parameter.
14683 (scalarize_use): Likewise. Re-expand assignment to
14684 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14685 output, and re-scalarize after output. Don't mark anything
14687 (scalarize_ldst): Adjust.
14688 (scalarize_walk_gimple_modify_statement): Likewise.
14689 (build_element_name_1): Handle BIT_FIELD_REFs.
14690 (instantiate_element): Don't warn for any element whose parent
14691 is used as a whole.
14692 (instantiate_missing_elements_1): Return the sra_elt.
14693 (canon_type_for_field): New.
14694 (try_instantiate_multiple_fields): New.
14695 (instantiate_missing_elemnts): Use them.
14696 (mark_no_warning): Removed.
14697 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14698 (REPLDUP, sra_build_elt_assignment): New.
14699 (generate_copy_inout): Use them.
14700 (generate_element_copy): Likewise. Handle bitfld differences.
14701 (generate_element_zero): Don't recurse for blocks. Use
14702 sra_build_elt_assignment.
14703 (generate_one_element_int): Take elt instead of var. Use
14704 sra_build_elt_assignment.
14705 (generate_element_init_1): Adjust.
14706 (scalarize_use, scalarize_copy): Use REPLDUP.
14707 (scalarize_ldst): Move assert before dereference.
14708 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14710 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14712 * regmove.c: Fix unused variable warnings due to previous commit.
14714 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14716 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14717 (regmove_bb_head): Remove.
14718 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14719 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14720 problems with fixup_match_1.
14721 Don't initialize/free regmove_bb_head.
14723 (reg_is_remote_constant_p): If an insn is in the same basic block
14724 but not before INSN, consider it remote, too.
14726 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14729 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14730 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14732 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14734 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14735 (CONDITIONAL_REGISTER_USAGE): Likewise.
14737 2007-04-04 Richard Henderson <rth@redhat.com>
14739 * config/alpha/lib1funcs.asm: Remove unused file.
14741 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14744 * opts.c (print_specific_help): Fix --help=<language>
14746 (common_handle_option): Support --help=common.
14748 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14751 * gcc.c (main): Do not run the linker if
14752 print_subprocess_help indicates that it shouldn't be
14755 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14758 * doc/invoke.texi (--help=): Document <languages> value, fix
14759 formatting in tables of values.
14761 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14763 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14764 dllimport attribute of virtual methods.
14766 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14768 * config/score/crti.asm: Change _bss_start to __bss_start.
14769 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14770 (OUTGOING_REG_PARM_STACK_SPACE) update.
14771 * config/score/score.opt: add options to make backend support
14772 score5, score5u, score7 and score7d.
14773 * config/score/score.md: Likewise.
14774 * config/score/misc.md: Likewise.
14775 * config/score/mac.md: Likewise.
14776 * doc/invoke.texi: Likewise.
14777 * doc/md.texi: update constraints define.
14779 2007-04-03 Richard Henderson <rth@redhat.com>
14781 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14782 an appropriate type, use the mode instead.
14784 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14786 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14787 Set the default --with-arch setting to mips2.
14788 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14789 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14790 (MULTILIB_OSDIRNAMES): Delete.
14791 (MULTILIB_DIRNAMES): Define.
14792 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14793 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14794 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14795 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14796 VXWORKS_OS_CPP_BUILTINS.
14797 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14798 (MIPS_DEBUGGING_INFO): Undefine.
14799 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14801 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14803 PR middle-end/30704
14804 * fold-const.c (native_encode_real): Encode real.c provided longs
14805 as a series of 32-bit native integers.
14806 (native_interpret_real): Interpret buffer as a series of 32-bit
14809 2007-04-03 Richard Guenther <rguenther@suse.de>
14811 * genpreds.c (write_insn_constraint_len): Write function
14812 optimized for CONSTRAINT_LEN implementation.
14813 (write_tm_preds_h): Output insn_constraint_len inline and
14814 use it for CONSTRAINT_LEN.
14815 (write_insn_preds_c): Don't output insn_constraint_len.
14816 * doc/md.texi (define_register_constraint): Document multi-letter
14817 constraints shall have the same length if they start with the same
14820 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14823 * config/i386/i386.md (isinf<mode>2): Expand only when
14824 TARGET_C99_FUNCTIONS is set.
14826 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14828 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14829 (x86_64-*-linux*): Ditto.
14830 * config/i386/i386.opt (mpc): New option.
14831 * config/i386/i386.c (overrride_options): Handle
14832 ix87_precision_string.
14833 * config/i386/crtprec.c: New file.
14834 * config/i386/t-crtpc: Ditto.
14835 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14836 and -mpc80 options.
14837 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14838 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14839 crtprec32.o, crtprec64.o and crtprec80.o.
14841 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14842 and -mpc80 options.
14843 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14845 2007-04-02 Eric Christopher <echristo@apple.com>
14847 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14848 limitations on darwin.
14850 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14853 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14855 2007-04-02 Dave Korn <dave.korn@artimi.com>
14857 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14859 2007-04-02 Dave Korn <dave.korn@artimi.com>
14861 * libgcc2.h (exception_descriptor): Don't forward-declare.
14862 (__get_eh_table_language, __get_eh_table_version): Delete
14863 prototypes of long-dead functions.
14865 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14867 * ebitmap.h: New file
14868 * ebitmap.c: New file
14869 * Makefile.in (ebitmap.o): New target.
14871 2007-04-01 Jan Hubicka <jh@suse.cz>
14873 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14874 before very first instruction.
14876 2007-04-01 Jan Hubicka <jh@suse.cz>
14878 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14879 waring on 64bit hosts.
14880 * bitmap.h: Fix typo in bitmap_head_def.
14882 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14884 PR rtl-optimization/31391
14885 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14886 into a DELETED_LABEL note, and the label is in an empty basic
14887 block, update BB_END as well as BB_HEAD.
14889 2007-04-01 Richard Henderson <rth@redhat.com>
14891 PR tree-optimization/31169
14892 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14893 to varying if the range is outside [0, prec-1].
14895 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14898 * config/mips/mips.md (load_const_gp): New insn.
14899 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14900 the MIPS16 GP pseudo register if no_new_pseudos.
14901 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14903 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14906 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14908 (call_value): Likewise.
14910 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14911 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14914 * doc/invoke.texi: (optimization options): Reword description
14915 of -ffast-math. Document its primary purpose.
14917 2007-03-31 Richard Guenther <rguenther@suse.de>
14919 * omp-low.c (splay-tree.h): Include.
14920 (lookup_decl): Replace splay-tree usage by pointer-map.
14921 (maybe_lookup_decl): Likewise.
14922 (new_omp_context): Likewise.
14923 (delete_omp_context): Likewise.
14924 * gimplify.c (splay-tree.h): Include.
14925 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14927 (remap_ssa_name): Likewise.
14928 (remap_decl): Likewise.
14929 (remap_type_1): Likewise.
14930 (remap_type): Likewise.
14931 (copy_body_r): Likewise.
14932 (expand_call_inline): Likewise.
14933 (clone_body): Likewise.
14934 (copy_tree_r): Likewise.
14935 (remap_save_expr): Likewise.
14936 (unsave_r): Likewise.
14937 (unsave_expr_now): Likewise.
14938 (tree_function_versioning): Likewise.
14939 (build_duplicate_type): Likewise.
14940 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14941 (struct copy_body_data): Replace splay-tree by pointer-map.
14942 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14943 not $(SPLAY_TREE_H).
14944 (gimplify.o): Depend on $(SPLAY_TREE_H).
14945 (omp-low.p): Likewise.
14947 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14949 * config/avr/predicates.md (even_register_operand,
14950 odd_register_operand): New predicates.
14951 * config/avr/avr.md (movw peephole2): New.
14952 (movw_r peephole2): New.
14954 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14956 * tree.h (get_signed_or_unsigned_type): New.
14957 * fold-const.c (operand_equal_for_comparison_p): Use
14958 get_signed_or_unsigned_type instead of
14959 lang_hooks.types.signed_or_unsigned_type.
14960 * expr.c (store_expr): Ditto.
14961 * langhooks.c (get_signed_or_unsigned_type): New.
14962 (lhd_signed_or_unsigned_type): New.
14963 * langhooks.h (lhd_signed_or_unsigned_type): New.
14964 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14966 2007-03-30 Richard Henderson <rth@redhat.com>
14968 * tree-ssa-loop-ivopts.c: Include target.h.
14969 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14970 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14971 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14972 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14974 2007-03-30 Richard Henderson <rth@redhat.com>
14975 Kai Tietz <kai.tietz@onevision.com>
14977 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14978 default for 64-bit.
14979 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14980 (TARGET_64BIT_MS_ABI): New.
14981 (DBX_REGISTER_NUMBER): Handle 64-bit.
14982 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14983 (LONG_TYPE_SIZE): Force to 32.
14984 (REG_PARM_STACK_SPACE): New.
14985 (OUTGOING_REG_PARM_STACK_SPACE): New.
14986 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14987 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14988 (STACK_BOUNDARY): Use 128 for 64-bit.
14989 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14990 Add 64-bit implementation.
14991 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14993 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14994 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14995 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14996 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14997 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14998 TARGET_64BIT_MS_ABI.
14999 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15000 (ix86_pass_by_reference): Likewise.
15001 (ix86_function_value_regno_p): Likewise.
15002 (ix86_build_builtin_va_list): Likewise.
15003 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15004 (function_arg_advance_ms_64): New.
15005 (function_arg_advance): Call it.
15006 (function_arg_ms_64): New.
15007 (function_arg): Call it.
15008 (function_value_ms_64): New.
15009 (ix86_function_value_1): Call it.
15010 (return_in_memory_ms_64): New.
15011 (ix86_return_in_memory): Call it.
15012 (setup_incoming_varargs_ms_64): New.
15013 (ix86_setup_incoming_varargs): Call it.
15014 (ix86_expand_prologue): Handle 64-bit stack probing.
15015 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15016 (output_pic_addr_const): Likewise.
15017 (x86_this_parameter): Likewise.
15018 (x86_output_mi_thunk): Likewise.
15019 (x86_function_profiler): Likewise.
15020 (TARGET_STRICT_ARGUMENT_NAMING): New.
15021 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15022 (TARGET_64BIT_MS_ABI): New.
15023 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15024 * config/i386/i386.md (allocate_stack_worker): Remove.
15025 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15026 describe the clobber of eax without a match_scratch.
15027 (allocate_stack_worker_postreload): Remove.
15028 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15029 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15030 (allocate_stack_worker_rex64_postreload): Remove.
15031 (allocate_stack): Handle 64-bit.
15032 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15033 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15034 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15035 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15036 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15037 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15038 * config.build (x86_64-*-mingw*): New host.
15039 * config.host (x86_64-*-mingw*): New host.
15040 * config.gcc (x86_64-*-mingw*): New target.
15041 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15043 2007-03-30 Richard Henderson <rth@redhat.com>
15044 Kai Tietz <kai.tietz@onevision.com>
15046 * c-pragma.c (struct def_pragma_macro_value): New.
15047 (struct def_pragma_macro): New.
15048 (pushed_macro_table): New.
15049 (dpm_hash, dpm_eq): New.
15050 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15051 (init_pragma): Install them.
15052 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15054 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15056 * config/avr/avr.c (avr_override_options): Clear
15057 'flag_delete_null_pointer_checks'.
15059 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15062 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15063 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15064 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15065 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15066 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15067 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15068 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15070 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15072 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15074 * regmove.c: Move all of pass_stack_adjustments from here...
15075 * combine-stack-adj.c: ...to this new file.
15076 * Makefile.in: Add rules for combine-stack-adj.o.
15078 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15080 PR tree-optimization/31383
15081 * tree-data-ref.c (affine_function_equal_p): Do not require the
15082 vectors to have the same length.
15084 2007-03-30 Jan Hubicka <jh@suse.cz>
15086 PR middle-end/30700
15087 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15088 availablility; add more sanity checking; ask varpool only about
15091 2007-03-29 Richard Henderson <rth@redhat.com>
15093 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15094 to decide, but __SIZEOF_LONG_LONG__.
15096 2007-03-29 Richard Henderson <rth@redhat.com>
15098 * emutls.c (struct __emutls_array): New.
15099 (emutls_destroy): Use it instead of casting element 0 from void*.
15100 (__emutls_get_address): Likewise.
15102 2007-03-29 Richard Henderson <rth@redhat.com>
15104 * varasm.c (initializer_constant_valid_p): Don't deny
15105 DECL_DLLIMPORT_P on functions.
15107 * config/i386/cygming.h: Remove function declarations.
15108 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15109 (ASM_OUTPUT_LABELREF): Remove.
15110 (COMMON_ASM_OP): Remove.
15111 (ASM_OUTPUT_COMMON): Remove.
15112 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15113 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15114 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15115 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15116 Rename from TARGET_ENCODE_SECTION_INFO.
15117 * config/i386/netware.h: Likewise.
15118 * config/i386/i386-protos.h: Update.
15119 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15120 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15121 (legitimate_constant_p): Reject dllimports.
15122 (dllimport_map, get_dllimport_decl): New.
15123 (legitimize_dllimport_symbol): New.
15124 (legitimize_address, ix86_expand_move): Use it.
15125 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15126 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15127 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15128 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15129 * config/i386/predicates.md (constant_call_address_operand): Only
15130 accept symbols; reject dllimport_p symbols.
15131 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15132 i386_pe_maybe_record_exported_symbol.
15133 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15134 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15135 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15136 trust the setting of DECL_DLLIMPORT_P.
15137 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15138 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15139 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15140 tidy the argument scanning loop.
15141 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15142 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15143 (i386_pe_strip_name_encoding): Remove.
15144 (i386_pe_binds_local_p): New.
15145 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15146 (i386_pe_output_labelref): Remove.
15147 (i386_pe_asm_output_aligned_decl_common): New.
15148 (i386_pe_maybe_record_exported_symbol): Rename from
15149 i386_pe_record_exported_symbol; check for dllexported symbols.
15151 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15153 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15154 add comment explaining why vsnprintf cannot be used.
15156 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15158 PR tree-optimization/30666
15159 * tree.c (build_complex_type): When creating type names for DWARF2
15160 debug info, create TYPE_DECLs for TYPE_NAME instead of
15162 (build_common_tree_nodes_2): Use build_complex_type when building
15163 predefined complex types, to preserve canonical types.
15165 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15167 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15168 (noce_get_alt_condition): Look at it to determine whether to
15169 reverse the condition or not.
15170 (noce_get_condition): Substitute the truth for lies.
15171 (noce_find_if_block): Set the then_else_reversed field.
15173 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15175 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15176 destination of this insn.
15177 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15178 than calling gen_rtx_SET directly. Use r0 to hold the value of
15179 'address + 4' rather than a stack based temporary which can be
15180 mis-optimized away.
15182 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15184 * config/s390/s390.c (s390_secondary_input_reload_class,
15185 s390_secondary_output_reload_class): Functions removed.
15186 (s390_secondary_reload): New function.
15187 (TARGET_SECONDARY_RELOAD): Target macro defined.
15188 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15189 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15190 * config/s390/s390.md ("reload_outti", "reload_outdi",
15191 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15192 "reload_out<mode>"): Expanders removed.
15193 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15194 "reload<mode>_nonoffmem_out"): Expanders added.
15196 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15198 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15199 action if SRC->DEST replacement failed anyway.
15201 2007-03-28 Mike Stump <mrs@apple.com>
15203 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15204 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15205 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15207 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15209 * config.gcc: Accept barcelona as a variant of amdfam10.
15210 * config/i386/i386.c (override_options): Likewise.
15211 * doc/invoke.texi: Likewise.
15213 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15215 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15216 offsets for BIT_FIELD_REF and COMPONENT_REF.
15218 2007-03-28 Richard Guenther <rguenther@suse.de>
15220 * tree.c (is_global_var): Move ...
15221 * tree-flow-inline.h (is_global_var): ... here.
15222 * tree.h (is_global_var): Remove declaration.
15224 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15226 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15228 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15229 * config/i386/i386.c (ix86_tune_features): Initialize new
15231 * config/i386/predicates.md (promotable_binary_operator): Use
15232 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15234 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15237 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15239 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15241 * config/fr30/fr30.md (movsi_internal): Change destination
15242 constraint from m to V and add m to the end.
15244 2007-03-28 Christian Bruel <christian.bruel@st.com>
15246 * config/sh/sh.md (movsi_i): Fix type attribute.
15248 2007-03-28 Christian Bruel <christian.bruel@st.com>
15250 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15251 (movsf_ie): Likewise.
15253 2007-03-28 Christian Bruel <christian.bruel@st.com>
15255 * config.gcc: Add sh4-300 to multilib.
15256 * config/sh/t-mlib-sh4-300: New file.
15258 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15260 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15261 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15262 fix_trunc<mode>di2.
15263 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15264 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15265 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15266 "fixuns_trunctddi2"): Whitespace fix.
15268 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15270 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15271 the definition of struct sh_args.
15272 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15273 CALL_COOKIE_INT_REG_GET): Likewise.
15275 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15277 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15278 transformations are applied successfully.
15280 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15282 * tree.c (tree_contains_struct): Permit 512 tree codes.
15283 * tree.h (tree_contains_struct): Ditto.
15284 (MAX_TREE_CODES): Ditto.
15285 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15286 SPARE member to store remaining padding bits.
15288 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15290 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15293 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15295 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15296 * configure: Regenerate.
15298 * configure: Regenerate using the correct version of autoconf.
15300 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15302 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15304 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15305 regs to "__SP_L__" and "__SP_H__".
15307 2007-03-27 Richard Guenther <rguenther@suse.de>
15309 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15310 computations with it with a HOST_WIDE_INT variable.
15312 2007-03-26 Mike Stump <mrs@apple.com>
15314 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15315 objective-c-header, objective-c++-header and objc++-cpp-output
15317 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15319 2007-03-26 Richard Henderson <rth@redhat.com>
15322 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15323 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15324 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15325 IX86_BUILTIN_PSRLQ128): New.
15326 (ix86_init_mmx_sse_builtins): Add them.
15327 (ix86_expand_builtin): Expand them.
15328 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15329 operand 2 be TImode.
15330 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15331 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15332 _mm_srli_epi64): Mark __B const.
15333 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15334 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15335 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15336 new two-vector shift builtins.
15338 2007-03-26 Ian Lance Taylor <iant@google.com>
15340 PR tree-optimization/31345
15341 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15342 [+INF, +INF(OVF)] into VARYING.
15344 2007-03-26 Zack Weinberg <zackw@panix.com>
15346 * gengtype-parse.c: New file.
15347 * gengtype-yacc.y: Delete.
15348 * gengtype-lex.l: Don't include gengtype-yacc.h.
15349 Define YY_DECL and yyterminate appropriately for recursive
15350 descent parser. yylval is now a string out-parameter to yylex.
15351 (HWS, EOID): New shorthand.
15352 (IWORD): Add a couple more types.
15353 (yylex): Add a setup stanza. Remove the complex rules for
15354 detecting GTY'ed types and typedefs; replace with simple
15355 keyword detectors. Adjust everything for the changed
15356 definition of yylval. Ignore all pp-directives, not just #define.
15358 (parse_file): Rename yybegin; do not call yyparse.
15360 * gengtype.c (xasprintf): Export again.
15361 (this_file): New. Use everywhere __FILE__ was being used.
15362 (get_lang_bitmap): Special case types defined in gengtype.c.
15363 (do_typedef, new_structure): Suppress definition of certain types.
15364 (new_structure): Improve diagnostics of duplicate definitions.
15365 Make sure location_s is associated with input.h.
15366 (nreverse_pairs, define_location_structures): New functions.
15367 (main): Improve tagging of kludge types. Remove old kludges
15368 for input.h types; use define_location_structures.
15369 * gengtype.h: Update prototypes. Define token codes here.
15370 * Makefile.in: Remove all references to gengtype-yacc.
15371 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15373 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15374 add GTY((skip)) to the field that's only conditionally there.
15375 * doc/install.texi: Document that Bison is no longer required
15376 unless building treelang.
15378 * gengtype.c: Don't include gtyp-gen.h.
15379 (srcdir): Declare here.
15380 (base_files, lang_dir_names): Allocate dynamically.
15381 (gt_files, num_gt_files, num_lang_dirs): New globals.
15382 (measure_input_list, read_input_line, read_input_list)
15383 (set_lang_bitmap): New functions.
15384 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15385 simplify, relying on read_input_list to set up the bitmaps.
15386 (main): Arguments are no longer unused. Check for correct number
15387 of command line arguments, set srcdir and srcdir_len, then call
15388 read_input_list, before doing anything else. No need to worry
15389 about duplicates in main loop.
15390 * configure.ac: Simplify the calculation of all_gtfiles.
15391 Put language tags in there. Don't set or substitute
15392 all_gtfiles_files_langs or all_gtfiles_files_frags.
15393 * Makefile.in: Revamp the way gengtype is invoked, now that it
15394 takes a file on its command line with a much simpler format.
15395 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15396 (GTFILES): Remove duplicates and C source files.
15397 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15398 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15399 * configure: Regenerate.
15401 * gengtype.h: Remove all type definitions to gengtype.c; leave
15402 only definitions of options_p, type_p, and pair_p as opaque
15403 pointers. Update prototypes.
15404 * gengtype.c: Many type definitions moved here from gengtype.h.
15405 Consolidate type definitions at the top of the file.
15406 (xvasprintf): Delete.
15407 (xasprintf): Make static.
15408 (create_nested_pointer_option): Add 'next' parameter.
15409 (create_field_all, create_field_at): New functions.
15410 (create_field): Now a thin wrapper around create_field_all.
15411 (create_optional_field): Rename create_optional_field_ and add
15412 line argument. Original name is now a macro which supplies
15414 (oprintf): Use vsnprintf directly.
15415 (close_output_files): Use fatal rather than perror/exit.
15416 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15417 (main): Set progname. Don't use exit.
15418 * gengtype-yacc.y (struct_fields): Use create_field_at.
15419 (option, optionseqopt): Delete.
15420 (optionseq): Consolidate productions from option here so we
15421 can use the first argument to create_option.
15423 * gengtype-lex.l: Distinguish unions from structures in the
15424 token type. Don't call find_structure; return the tag as a string.
15425 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15426 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15427 string. Reorganize typedef_struct production accordingly.
15428 Use create_nested_ptr_option.
15429 * gengtype.c (create_nested_ptr_option): New function.
15430 * gengtype.h: Declare it.
15432 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15433 (string_type): Don't declare.
15434 (do_scalar_typedef): Declare.
15435 (create_scalar_type): Update prototype.
15436 * gengtype.c (string_type): Make static.
15437 (scalar_nonchar, scalar_char): New.
15438 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15439 (resolve_typedef): Use scalar_nonchar for error recovery.
15440 (create_scalar_type): Remove name_len field. Return scalar_char
15441 or scalar_nonchar as appropriate.
15442 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15443 to use string_type.
15444 (throughout): Use scalar_nonchar instead of calling
15445 create_scalar_type, whenever possible.
15446 (main): Initialize scalar_char and scalar_nonchar before calling
15448 * gengtype-lex.l: Adjust for removal of second argument to
15449 create_scalar_type. Use yylval.s instead of yylval.t when
15451 * gengtype-yacc.y: Type of SCALAR is string. Call
15452 create_scalar_type from type:SCALAR rule. Adjust for removal of
15453 second argument to create_scalar_type.
15455 * vec.h: Remove all #if IN_GENGTYPE blocks.
15456 Add comment saying that changes may require adjustments to gengtype.
15457 * gengtype.c: Don't include coretypes.h or tm.h.
15458 Add comment to inclusion of errors.h.
15459 (note_def_vec, note_def_vec_alloc): New functions.
15460 * gengtype.h: Declare new functions.
15461 * gengtype-lex.l: Don't include coretypes.h.
15462 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15464 (update_lineno): Remove unnecessary prototype.
15465 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15466 (VEC rule): Just return VEC_TOKEN.
15467 * gengtype-yacc.y (VEC_TOKEN): New token type.
15468 (type): Add a production for VEC(a,b).
15469 * Makefile.in: Update dependencies.
15471 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15472 typedefs that use the old PARAMS macro.
15474 * gengtype-lex.l: Remove all rules and states relating to yacc
15476 * gengtype-yacc.y: Similarly.
15477 * gengtype.c (note_yacc_type): Delete function.
15478 * gengtype.h: Update prototypes.
15480 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15482 * tree-pretty-print.c (dump_generic_node): Report precision of
15483 unnamed integer types.
15485 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15487 * ifcvt.c (noce_try_store_flag_constants): Don't check
15488 no_new_pseudos here.
15489 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15490 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15491 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15492 noce_try_sign_mask): Likewise.
15493 (if_convert): Check no_new_pseudos here.
15495 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15497 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15498 (noce_get_condition): Handle new then_else_reversed argument.
15499 (noce_init_if_info): Remove, fold into noce_find_if_block.
15500 (noce_process_if_block): Take a struct noce_if_info as the
15501 argument. Don't set up one based on ce_if_info. Update pointer
15502 references accordingly.
15503 (cond_move_process_if_block): Likewise.
15504 (process_if_block): Removed.
15505 (find_if_block): Removed. Move functionality two new functions,
15506 noce_find_if_block and cond_exec_find_if_block.
15507 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15508 blocks and the symmetric IF-ELSE-JOIN case.
15509 (cond_exec_find_if_block): Also new function mostly based on old
15510 find_if_block and process_if_block.
15511 (find_if_header): Replace find_if_block call with separately
15512 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15513 (find_cond_trap): Update noce_get_condition call.
15514 (dead_or_predicable): Likewise.
15516 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15518 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15520 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15521 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15522 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15523 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15524 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15525 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15526 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15527 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15528 __builtin_ia32_psrad128 builtins.
15530 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15532 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15533 * config/i386/constraints.md
15534 (define_constraint "I"): Use IN_RANGE macro.
15535 (define_constraint "J"): Ditto.
15536 (define_constraint "K"): Ditto.
15537 (define_constraint "M"): Ditto.
15538 (define_constraint "N"): Ditto.
15539 (define_constraint "O"): Ditto.
15540 * config/i386/predicates.md
15541 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15542 (define_predicate "const_0_to_3_operand"): Ditto.
15543 (define_predicate "const_0_to_7_operand"): Ditto.
15544 (define_predicate "const_0_to_15_operand"): Ditto.
15545 (define_predicate "const_0_to_63_operand"): Ditto.
15546 (define_predicate "const_0_to_255_operand"): Ditto.
15547 (define_predicate "const_1_to_31_operand"): Ditto.
15548 (define_predicate "const_2_to_3_operand"): Ditto.
15549 (define_predicate "const_4_to_7_operand"): Ditto.
15551 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15553 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15554 in SImode for save_world.
15555 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15558 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15560 PR tree-optimization/30784
15561 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15564 2007-03-25 Revital Eres <eres@il.ibm.com>
15566 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15567 Fold movement_possibility function into it.
15569 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15571 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15572 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15573 (call_indirect_nonlocal_darwin64): Same.
15574 (call_nonlocal_darwin64): Same.
15575 (call_value_indirect_nonlocal_darwin64): Same.
15576 (call_value_nonlocal_darwin64): Same.
15577 (sibcall_nonlocal_darwin64): Same.
15578 (sibcall_value_nonlocal_darwin64): Same.
15579 (sibcall_symbolic_64): Same.
15580 (sibcall_value_symbolic_64): Same.
15581 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15583 (rs6000_emit_load_toc_table): Same.
15584 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15585 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15587 (divss_call): Same.
15588 (divus_call): Same.
15589 (quoss_call): Same.
15590 (quous_call): Same.
15591 (load_toc_v4_pic_si): Same
15592 (load_toc_v4_PIC_1): Same.
15593 (load_toc_v4_PIC_1b): Same.
15594 (call_indirect_aix{32,64}): Same.
15595 (call_value_indirect_aix{32,64}): Same.
15597 (call_value): Same.
15598 (call_local{32,64}): Same.
15599 (call_value_local{32,64}): Same.
15600 (call_indirect_nonlocal_aix{32,64}): Same.
15601 (call_nonlocal_aix{32,64}): Same.
15602 (call_value_indirect_nonlocal_aix{32,64}): Same.
15603 (call_value_nonlocal_aix{32,64}): Same.
15604 (call_indirect_nonlocal_sysv<mode>): Same.
15605 (call_nonlocal_sysv<mode>): Same.
15606 (call_value_indirect_nonlocal_sysv<mode>): Same.
15607 (call_value_nonlocal_sysv<mode>): Same.
15609 (sibcall_local{32,64}): Same.
15610 (sibcall_value_local{32,64}): Same.
15611 (sibcall_nonlocal_aix{32,64}): Same.
15612 (sibcall_value_nonlocal_aix{32,64}): Same.
15613 (sibcall_nonlocal_sysv<mode>): Same.
15614 (sibcall_value): Same.
15615 (sibcall_value_nonlocal_sysv<mode>): Same.
15617 2007-03-24 Paul Brook <paul@codesourcery.com>
15619 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15620 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15622 2007-03-24 Richard Henderson <rth@redhat.com>
15624 * config/ia64/constraints.md: New file.
15625 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15626 satisfies_constraint_?.
15627 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15628 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15629 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15630 ia64_output_mi_thunk): Likewise.
15631 (ia64_const_ok_for_letter_p): Remove.
15632 (ia64_const_double_ok_for_letter_p): Remove.
15633 (ia64_extra_constraint): Remove.
15634 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15635 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15636 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15637 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15638 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15639 EXTRA_MEMORY_CONSTRAINT): Remove.
15640 * config/ia64/ia64.md: Include constriants.md. Replace
15641 CONST_OK_FOR_? with satisfies_constraint_?.
15643 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15644 H.J. Lu <hongjiu.lu@intel.com>
15646 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15648 (name macros): Use DPD_BID_NAME to convert names properly.
15650 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15651 decimal floating point format.
15652 (init_floating_libfuncs): Change decimal functions so that they
15653 have a "bid_" prefix if the decimal system uses the BID format,
15654 and "dpd_" prefix if the decimal system uses the DPD format.
15655 (init_interclass_conv_libfuncs): Ditto.
15656 (init_intraclass_conv_libfuncs): Ditto.
15658 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15659 using the BID format.
15661 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15662 whether we are using the BID decimal format.
15663 * configure: Regenerate.
15665 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15666 the compiler has decimal floating point enabled. Define
15667 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15670 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15671 using the BID format.
15673 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15674 whether we are using the BID decimal format.
15675 * configure: Regenerate.
15677 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15678 the compiler has decimal floating point enabled. Define
15679 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15682 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15683 options, and that it is enabled for i386/x86_64 systems.
15685 * Makefile.in (enable_decimal_float): New.
15687 (DECNUMINC): Add -I$(DECNUMFMT).
15688 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15689 to $(DECNUMFMT) from $(DECNUM).
15691 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15692 Substitute enable_decimal_float.
15693 * configure: Regenerated.
15696 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15699 * configure.ac: Enable decimal float for x86_64-*-linux*.
15700 * configure: Regenerated.
15703 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15704 decimal128ClearSign to flip and clear the sign bit in decimal128.
15705 (decimal_real_maxval): Set decimal128SetSign to set the sign
15708 2007-03-23 Ian Lance Taylor <iant@google.com>
15710 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15712 2007-03-23 Ian Lance Taylor <iant@google.com>
15714 * tree-dump.c (dump_files): Correct comment.
15716 2007-03-23 Ian Lance Taylor <iant@google.com>
15718 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15720 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15722 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15723 in cfglayout mode. Don't go into and out of cfglayout mode.
15724 Link the blocks in the order of the constructed traces.
15725 (rest_of_handle_tracer): Adjust call to tracer.
15726 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15727 Don't go into cfglayout mode.
15728 (rtl_loop_done): Don't go out of cfglayout mode.
15729 * cfglayout.c (relink_block_chain): New function, split out from...
15730 (fixup_reorder_chain): ...here. Remove redundant checking.
15731 (cfg_layout_finalize): Don't clear the header, footer, and aux
15732 fields here, move the code to do so to relink_block_chain. Likewise
15733 for free_original_copy_tables.
15734 * rtl.h (tracer): Update prototype.
15735 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15736 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15737 mode. Use relink_block_chain to serialize the CFG according to the
15738 new basic block order. Move targetm.cannot_modify_jumps_p check from
15740 (gate_handle_reorder_blocks): ...to here.
15741 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15743 (gate_duplicate_computed_gotos): ...to here.
15744 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15745 something always changes when going into and out of cfglayout mode.
15746 Perform an expensive cfg cleanup while going into cfglayout mode.
15747 Always update liveness information on HAVE_conditional_execution
15748 targets. Reserialize the basic blocks and go out of cfglayout mode.
15749 * reg-stack.c: Include cfglayout.h.
15750 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15751 the call to reorder_basic_blocks.
15752 * basic-block.h (reorder_basic_blocks): Update prototype.
15753 (relink_block_chain): New prototype.
15754 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15756 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15758 * config/mips/mips.md (type, hazard, *movdi_32bit,
15759 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15760 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15761 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15762 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15763 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15765 (movcc): Change first xfer to multi.
15766 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15767 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15768 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15769 config/mips/generic.md: Change reservations using "xfer" to use
15771 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15772 using match_operand.
15773 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15774 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15776 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15778 2007-03-22 Richard Henderson <rth@redhat.com>
15780 * config/i386/i386.c: Remove unnecessary function declarations.
15781 Move targetm definition, and all related macros, to the end of
15782 the file. Resort some functions to put definitions before uses.
15783 (ix86_attribute_table): Make static. Move to end of file.
15784 (ix86_gimplify_va_arg): Make static.
15786 2007-03-22 Richard Henderson <rth@redhat.com>
15788 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15789 don't increase local_regparm with force_align_arg_pointer check.
15790 (ix86_function_sseregparm): Assert 32-bit.
15791 (type_has_variadic_args_p): New.
15792 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15793 type_has_variadic_args_p.
15794 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15795 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15796 use memset instead. Do maybe_vaarg check first; skip attribute
15797 tests if true; skip attribute tests for 64-bit.
15798 (construct_container): Remove TARGET_DEBUG_ARG.
15799 (function_arg_advance_32, function_arg_advance_64): Split out ...
15800 (function_arg_advance): ... from here.
15801 (function_arg_32, function_arg_64): Split out ...
15802 (function_arg): ... from here.
15803 (ix86_pass_by_reference): Tidy.
15804 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15805 (function_value_32): New, from parts of ix86_function_value
15806 and ix86_value_regno.
15807 (function_value_64): New, from parts of ix86_function_value
15808 and ix86_libcall_value.
15809 (ix86_function_value_1): New.
15810 (ix86_function_value, ix86_libcall_value): Use it.
15811 (return_in_memory_32, return_in_memory_64): Split out ...
15812 (ix86_return_in_memory): ... from here.
15813 (ix86_struct_value_rtx): Skip for 64-bit.
15814 (ix86_libcall_value, ix86_value_regno): Remove.
15815 (setup_incoming_varargs_64): Split out ...
15816 (ix86_setup_incoming_varargs): ... from here.
15817 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15818 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15819 * config/i386/i386-protos.h (ix86_function_value): Remove.
15820 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15822 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15825 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15826 infinities not supported, otherwise emit warning if -Woverflow. On
15827 underflow, emit warning if -Woverflow.
15828 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15830 * real.h (real_from_string): Update declaration
15832 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15833 Richard Henderson <rth@redhat.com>
15835 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15836 * calls.c (compute_argument_block_size, expand_call,
15837 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15838 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15839 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15840 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15841 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15842 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15843 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15844 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15847 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15849 * c-incpath.c (add_sysroot_to_chain): New.
15850 (merge_include_chains): Add sysroot argument. Call
15851 add_sysroot_to_chain if sysrooted.
15852 (register_include_chains): Update call to merge_include_chains.
15853 * doc/cppopts.texi: Document use of '=' in include directory
15856 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15858 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15859 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15860 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15861 insn pattern using X87MODEF12 mode macro.
15863 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15865 * regmove.c (regmove_optimize): Use reg_mentioned_p
15866 instead of reg_overlap_mentioned_p for DST.
15868 2007-03-21 Mike Stump <mrs@apple.com>
15870 * c.opt: Fixup for Objective-C/C++.
15872 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15874 * explow.c (convert_memory_address): Fold memory reference when
15875 POINTERS_EXTEND_UNSIGNED < 0
15877 2007-03-21 Richard Henderson <rth@redhat.com>
15880 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15881 * config/i386/mmintrin.h (__m64): Likewise.
15882 * config/i386/xmmintrin.h (__m128): Likewise.
15884 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15886 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15887 (VXWORKS_OS_CPP_BUILTINS): Define.
15888 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15889 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15891 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15893 * rtl.h (constant_pool_reference_p): Delete.
15894 (find_constant_src): Declare.
15895 * rtlanal.c (find_constant_src): New function.
15896 * simplify-rtx.c (constant_pool_reference_p): Delete.
15897 * config/i386/i386.md: Use find_constant_src instead of
15898 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15900 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15902 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15903 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15905 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15907 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15908 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15909 (arm_elf_asm_constructor): Use it.
15910 (arm_elf_asm_destructor): New function.
15912 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15914 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15916 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15918 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15920 2007-03-19 Andrew Haley <aph@redhat.com>
15922 PR tree-optimization/31264
15923 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15924 VIEW_CONVERT_EXPRs.
15926 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15928 PR rtl-optimization/30907
15929 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15930 (fwprop_init): Always call loop_optimizer_initialize.
15931 (fwprop_done): Always call loop_optimizer_finalize.
15932 (fwprop): We always have loop info now.
15933 (gate_fwprop_addr): Remove.
15934 (pass_fwprop_addr): Use gate_fwprop as gate.
15936 PR rtl-optimization/30841
15937 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15938 df_chain_alloc): Call df_reorganize_refs unconditionally.
15939 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15940 refs_organized to refs_organized_size.
15941 (df_ref_create_structure): Use refs_organized_size instead of
15942 bitmap_size if refs had been organized, and keep refs_organized_size
15944 * df.h (struct df_ref_info): Change refs_organized to
15945 refs_organized_size.
15946 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15949 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15951 * except.c (output_function_exception_table): Do not reference the
15952 EH personality routine for functions that do not require an
15955 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15958 * c-typeck.c (convert_for_assignment): Call comptypes for
15959 RECORD_TYPE or UNION_TYPE.
15961 PR inline-asm/30505
15962 * reload1.c (reload): Do invalid ASM checking after
15963 cleanup_subreg_operands.
15965 2007-03-19 Jeff Law <law@redhat.com>
15967 * tree-cfg.c (find_taken_edge): Tighten conditions for
15968 optimizing computed gotos.
15970 2007-03-19 Michael Matz <matz@suse.de>
15972 * builtins.c (expand_builtin_sync_operation,
15973 expand_builtin_compare_and_swap,
15974 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15977 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15978 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15981 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15983 * doc/tm.texi: Add brackets around the return type of
15984 TARGET_SECONDARY_RELOAD.
15986 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15987 Richard Guenther <rguenther@suse.de>
15989 PR tree-optimization/31254
15990 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15991 Use handled_component_p () where appropriate. Continue
15992 propagating into the rhs if we propagated into an INDIRECT_REF
15995 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15997 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15998 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15999 (xde, xdee): Mode attributes adjusted to support DFP modes.
16000 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16001 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16002 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16003 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16004 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16005 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16006 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16008 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16009 "movsf"): Insn definitions removed.
16010 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16011 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16012 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16014 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16015 "reload_in<mode>", "reload_out<mode>"): Expander added.
16016 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16019 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16021 * config/s390/s390.md: Only non-functional changes. Renamed
16022 FPR mode macro to BFP all over the file.
16024 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16026 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16027 (op_type attribute): RRF instruction type added.
16028 (fT0): New mode attribute.
16029 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16030 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16031 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16032 instruction no secondary memory is needed when moving DFmode values
16033 between GPRs and FPRs.
16035 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16037 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16038 inverted and documentation adjusted.
16039 ("mhard-dfp", "msoft-dfp"): New options.
16040 * config/s390/s390.c (s390_handle_arch_option): New architecture
16042 (override_options): Sanity checks for the new options added.
16043 * config.gcc: New architecture switch: z9-ec.
16044 * config/s390/s390.h (processor_flags): PF_DFP added.
16045 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16046 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16047 when the bit is NOT set so remove it from the defaults.
16049 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16051 * genemit.c (main): Print include statement for dfp.h.
16052 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16055 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16057 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16059 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16062 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16063 instead of PATTERN.
16065 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16067 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16068 attr_length_call, output_call, output_indirect_call): Cleanup
16069 formatting of targetm calls.
16071 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16073 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16075 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16077 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16078 reservation, bypass and anti-bypass descriptions for these
16079 instructions. Update move patterns.
16080 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16083 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16085 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16086 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16087 (get_initial_def_for_reduction): Likewise.
16089 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16091 Fix PR tree-optimization/29922
16092 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16093 (get_representative): Removed.
16094 (value_dies_in_block_x): Update for rvuse removal.
16095 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16096 (compute_antic_aux): Handle when PHI nodes appear in
16097 non-single-successors.
16098 (dump_bitmap_of_names): Removed.
16099 (compute_antic_safe): Renamed and removed rvuse calculation.
16100 Calculate only antic safe.
16101 (insert_into_preds_of_block): Remove assert.
16102 (execute_pre): Update for renamed functions.
16103 (defer_or_phi_translate_block): New function.
16105 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16107 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16108 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16110 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16111 Follow spelling conventions.
16113 * tree-data-ref.h: Remove the prototype for analyze_array.
16115 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16117 PR tree-optimization/31041
16118 * tree-vect-transform.c (get_initial_def_for_induction): Call
16119 force_gimple_operand.
16121 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16123 * ipa-type-escape.c (look_for_casts) : Revert code to use
16124 handled_component_p due to ada test a-numaux.adb.
16126 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16128 * final.c (final_scan_insn): Alter the condition of a
16129 conditional trap if we have nonstandard CC.
16131 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16133 * configure.ac: Remove excess quoting from asm line 0 test.
16134 * configure: Rebuilt.
16136 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16138 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16139 * c-common.c (convert_and_check): Move warning logic to...
16140 (warnings_for_convert_and_check): ...here. Define.
16141 * c-common.h (warnings_for_convert_and_check): Declare.
16143 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16145 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16146 (output_call): Likewise.
16148 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16150 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16152 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16154 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16156 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16158 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16159 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16161 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16163 PR tree-optimization/31183
16164 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16165 Use double_int instead of unsigned int for representing access_strides.
16166 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16168 2007-03-16 Richard Guenther <rguenther@suse.de>
16170 PR tree-optimization/31146
16171 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16172 to allow recursion of forward_propagate_addr_expr.
16173 (forward_propagate_addr_into_variable_array_index): Likewise.
16174 (forward_propagate_addr_expr): Likewise.
16175 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16176 (forward_propagate_addr_expr_1): Recurse on simple copies
16177 instead of propagating into them. Do so for useless conversions
16179 (forward_propagate_addr_expr): Clean up unused statements after
16182 2007-03-16 Richard Guenther <rguenther@suse.de>
16184 * builtins.c (expand_builtin_cexpi): Use the right argument
16185 for the expansion via cexp.
16187 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16189 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16190 * configure: Rebuilt.
16192 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16195 * dwarf2out.c (force_type_die): Adjust comment.
16196 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16198 2007-03-15 DJ Delorie <dj@redhat.com>
16200 * config/frv/predicates.md (minmax_operator): Don't check operands
16203 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16205 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16206 Update constant estimates of number of iterations.
16207 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16208 argument renamed to "realistic".
16209 (compute_estimated_nb_iterations): Removed.
16210 (record_niter_bound): New function.
16211 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16212 call record_nonwrapping_iv with upper = false.
16213 (infer_loop_bounds_from_signedness): Pass upper argument to
16214 record_nonwrapping_iv.
16215 (estimate_numbers_of_iterations_loop): Do not call
16216 compute_estimated_nb_iterations. Record estimate based on profile
16217 information. Initialize the constant estimates of number of
16219 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16221 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16222 number of iterations is too small.
16223 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16224 (EST_NOT_AVAILABLE): Removed.
16225 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16226 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16229 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16231 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16232 Handle NE_EXPR guards.
16234 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16237 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16238 Set also -pedantic-errors by default for the preprocessor unless
16239 -fpermissive is given.
16241 2007-03-15 Richard Guenther <rguenther@suse.de>
16243 PR middle-end/29719
16244 PR middle-end/31161
16245 * builtins.c (expand_builtin_cexpi): As a fallback if we
16246 don't have builtins for sincos or cexp create a function
16247 declaration for cexp and expand to a call to that.
16248 (expand_builtin_int_roundingfn): Always fall
16249 back to floor/ceil and its variants even if they may be
16252 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16254 PR middle-end/31159
16255 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16256 jump tables, move the call to delete_dead_jumptables from here...
16257 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16258 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16259 don't allow merging of blocks that try_redirect_by_replacing_jump
16260 also does not handle when not optimizing.
16262 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16263 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16265 * config/i386/i386.md (x86_sahf_1): Correctly handle
16268 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16271 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16272 x86_64_general_operand as operand[2] predicate. Remove "iF"
16273 from operand constraints and use "e" constraint instead.
16274 (*subti3_1, *subti3_1 splitter): Ditto.
16275 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16276 operand[1] predicate.
16278 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16280 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16281 arrays, multiply the access strides by the size of the sub-array.
16282 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16284 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16286 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16287 the configured assembler supports the sahf mnemonic.
16288 * configure: Regenerate.
16289 * config.in: Regenerate.
16291 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16292 emit "sahf" or ".byte\t0x9e" as asm template.
16294 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16297 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16298 option to replace hard coded TARGET_xxx in md file.
16299 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16300 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16301 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16302 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16303 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16304 (X86_TUNE_NOT_VECTORMODE): Ditto.
16305 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16306 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16307 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16308 (TUNE_SLOW_IMUL_IMM8): Ditto.
16309 (TUNE_MOVE_M1_VIA_OR): Ditto.
16310 (TUNE_NOT_UNPAIRABLE): Ditto.
16311 (TUNE_NOT_VECTORMODE): Ditto.
16313 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16316 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16317 tuning options instead of hard coded TARGET_xxx.
16318 (fix ssemode peephole2's): Ditto.
16319 (imul peephole2's): Ditto.
16321 (movdi_or_rex64): Ditto.
16322 (move peephole2): Ditto.
16323 (not peephole2's): Ditto.
16325 2007-03-14 Dirk Mueller <dmueller@suse.de>
16327 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16328 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16329 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16331 * c-parser.c (c_parser_do_statement): Warn about empty body in
16332 do/while statement.
16333 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16334 * doc/invoke.texi (-Wempty-body): Update documentation.
16336 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16339 * c-common.h (warn_for_div_by_zero): Declare.
16340 * c-common.c (warn_for_div_by_zero): Define.
16341 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16344 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16346 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16347 to PREFIX and STANDARD_PREFIX.
16349 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16350 Phil Edwards <phil@codesourcery.com>
16352 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16353 (__gthread_once_t): Remove busy field for RTPs.
16354 (__GTHREAD_ONCE_INIT): Update accordingly.
16356 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16358 * doc/invoke.texi: Document VxWorks options.
16360 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16362 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16364 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16366 PR tree-optimization/30590
16367 * tree-nrv.c (tree_nrv): Check for the partial update of the
16370 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16372 * flags.h (flag_random_seed): Remove declaration, in favor of...
16373 * toplev.h (get_random_seed, set_random_seed): ... these.
16374 * tree.c (get_file_function_name): Use the former.
16375 * opts.c (common_handle_option): Use the latter.
16378 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16380 PR middle-end/31127
16381 * cse.c (cse_find_path): Do not bail out if a basic block that
16382 we already visited now becomes part of a path that starts at a
16383 different basic block. Just disallow this, to make sure we
16384 visit each basic block at most once.
16386 2007-03-13 Jan Hubicka <jh@suse.cz>
16388 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16389 attributes, when profile esitmate is present, calls with very low
16390 frequency are cold.
16392 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16394 PR tree-optimization/30730
16395 PR tree-optimization/26900
16396 * tree-ssa-loop-niter.c: Include gmp.h.
16397 (bounds): New type.
16398 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16399 split_to_var_and_offset, determine_value_range,
16400 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16401 bound_difference, bounds_add, bounds_negate,
16402 number_of_iterations_ne_max, dump_affine_iv): New functions.
16403 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16404 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16405 difference of initial and final value of control iv to validate
16407 (number_of_iterations_cond): Add loop parameter. Determine bounds
16408 on the difference of the extremes of the control iv. Add dumps.
16409 (expand_simple_operations): Handle phi nodes.
16410 (simplify_using_initial_conditions): Do not record used conditions.
16411 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16412 Do not set additional_info.
16413 (implies_nonnegative_p, implies_ge_p): Removed.
16414 (derive_constant_upper_bound): Do not use parameter `additional'.
16415 (record_estimate): Parameter `additional' removed. Parameter
16416 `i_bound' added. Do not call derive_constant_upper_bound.
16417 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16418 bound the number of iterations estimate.
16419 (estimate_numbers_of_iterations_loop): Pass the estimate from
16420 the number of iterations analysis to record_estimate.
16421 * tree.h (multiple_of_p): Declare.
16422 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16423 (scev_const_prop): Do not check expression_expensive_p.
16424 * fold-const.c (multiple_of_p): Exported.
16425 * double-int.c (double_int_mask): Exported.
16426 * double-int.h (double_int_mask): Declare.
16427 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16428 field. Added max field.
16430 2007-03-13 David Taylor <taylor@candd.org>
16433 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16436 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16439 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16440 two unamed patterns.
16442 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16444 * config/i386/i386.opt (mcx16, msahf): New options.
16445 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16446 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16448 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16449 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16450 Output -mcx16 and -msahf options when corresponding bit is set.
16452 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16453 and -msahf options.
16455 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16457 * configure.ac: Test for assembler tolerance to # 0 "".
16458 * configure, config.in: Rebuilt.
16459 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16461 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16463 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16465 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16466 (handle_syscall): Handle direct system calls.
16467 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16469 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16471 * doc/invoke.texi: Fix cpp.info cross-reference.
16472 * doc/passes.texi: Fix gcc.info cross-reference.
16474 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16476 PR tree-optimization/30835
16477 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16478 bb_for_stmt is not NULL before accessing it.
16480 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16482 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16485 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16488 * doc/install.texi: Document --enable-stage1-languages
16490 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16492 * tree-pass.h (pass_into_cfg_layout_mode,
16493 pass_outof_cfg_layout_mode): Declare.
16494 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16495 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16496 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16497 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16499 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16501 * c-decl.c (warn_variable_length_array): New function.
16502 Refactored from grokdeclarator to handle warn_vla
16503 and handle unnamed array case.
16504 (grokdeclarator): Refactored VLA warning case.
16505 * c.opt (Wvla): New flag.
16506 * doc/invoke.texi (Wvla): New warning.
16508 2007-03-12 Richard Henderson <rth@redhat.com>
16510 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16511 (TARGET_SECTION_TYPE_FLAGS): New.
16513 2007-03-12 Richard Henderson <rth@redhat.com>
16515 * config/darwin.c (machopic_reloc_rw_mask): New.
16516 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16517 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16519 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16521 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16522 * cppdefault.h (cpp_PREFIX): Document.
16523 (cpp_PREFIX_len): Likewise.
16524 (cpp_EXEC_PREFIX): New variable.
16525 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16526 * c-incpath.c (add_standard_paths): Correct logic for relocating
16527 paths within prefix.
16529 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16531 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16532 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16534 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16535 fix_truncdfdi_sse using SSEMODEF mode macro.
16536 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16537 fix_truncdfsi_sse using SSEMODEF mode macro.
16538 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16539 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16541 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16543 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16544 elfos.h to tm_file.
16546 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16548 * tree.h : Add multiple_of_p declaration.
16549 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16550 * ipa-type-escape.c (results_of_malloc): Redundant.
16551 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16552 (cast_type): Extended with new members.
16553 (check_cast): Returns cast_type.
16554 (cast): New structure for data of walk_use_def_chains.
16555 (is_malloc_result, is_cast_from_non_pointer_1,
16556 is_cast_from_non_pointer,
16557 is_array_access_through_pointer_and_index): New functions.
16558 (look_for_casts): Returns cast types.
16559 (check_call): Returns void.
16560 (okay_pointer_operation): Use support of pointer plus index,
16561 pointer plus constant and allow all multiplications.
16563 2007-03-11 Richard Guenther <rguenther@suse.de>
16565 PR tree-optimization/31115
16566 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16567 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16568 A shift count of zero is not special as with *_DIV_EXPR.
16569 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16572 2007-03-11 Ian Lance Taylor <iant@google.com>
16574 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16575 the *_DIV_EXPR codes correctly with overflow infinities.
16577 2007-03-11 Ira Rosen <irar@il.ibm.com>
16579 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16580 indicate success/failure of the analysis. Add negation to subtrahend
16581 in case of subtraction. Fail if both operands contain constants.
16582 (create_data_ref): Fail if analyze_offset fails.
16584 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16586 * config/i386/i386.md (frndintxf2): Rename to ...
16587 (rintxf2): ... this. Remove expander having same name.
16588 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16589 (roundsf2, rounddf2): Ditto.
16590 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16591 (lround<mode>di2, lround<mode>si2): Ditto.
16593 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16595 * lower-subreg.c: Include except.h.
16596 (decompose_multiword_subregs): Verify that the only control flow
16597 insns we can split are loads to multi-words pseudos.
16598 Handle breaking such blocks after splitting, instead of calling
16599 find_many_sub_basic_blocks.
16601 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16602 on the new basic block. Add a lengthy comment explaining why we
16603 thought this was necessary.
16604 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16606 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16609 * tree.c (walk_type_fields): Recurse into the element type of
16610 ARRAY_TYPEs if there is a pointer set.
16612 2007-03-10 Dirk Mueller <dmueller@suse.de>
16614 * c-common.c (warn_logical_operator): Fix condition.
16616 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16618 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16620 * config/darwin.c (machopic_select_section): Remove superfluous
16621 argument in call to categorize_decl_for_section. Remove unused
16624 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16626 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16628 * configure: Regenerate.
16630 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16633 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16634 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16635 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16636 Add LABEL_NUSES to emitted label.
16637 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16638 branch probability value to emitted jump insn.
16639 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16640 Do not check life information and do not re-arrange input operands
16641 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16643 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16645 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16646 the change of decode_asm_operands.
16648 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16650 * mode-switching.c (create_pre_exit): Skip blockage insn.
16652 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16654 * tree-pass.h (TODO_update_smt_usage): Remove.
16656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16660 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16662 * pa.c (attr_length_call): Revise condition for long
16663 pc-relative branch.
16664 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16665 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16666 sequence on SOM target.
16668 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16670 * gcc.c: Document %{, in big comment at top.
16671 (input_suffix_matches): Remove special handling for .s and
16673 (input_spec_matches): New.
16674 (handle_braces): Handle %{,.
16675 (validate_switches): ',' indicates a value which is not a switch.
16676 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16677 to detect assembler input.
16678 * config/i386/sol2.h (CPP_SPEC): Likewise.
16679 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16680 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16681 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16682 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16683 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16684 -m64 causes deployment target to default to 10.5.
16685 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16687 2007-03-09 Richard Henderson <rth@redhat.com>
16690 * target.h (targetm.asm.out.reloc_rw_mask): New.
16691 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16692 (TARGET_ASM_OUT): Use it.
16693 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16694 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16695 use the new reloc_rw_mask target hook instead.
16696 (default_section_type_flags_1): Merge into...
16697 (default_section_type_flags): ... here.
16698 (decl_readonly_section_1): Merge into...
16699 (decl_readonly_section): ... here.
16700 (default_elf_select_section_1): Merge into...
16701 (default_elf_select_section): ... here.
16702 (default_unique_section_1): Merge into...
16703 (default_unique_section): ... here.
16704 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16705 (default_select_rtx_section): Use it.
16706 (default_elf_select_rtx_section): Likewise.
16707 * output.h: Update to match.
16708 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16709 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16710 (TARGET_ASM_RELOC_RW_MASK): New.
16711 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16712 to categorize_decl_for_section.
16713 (x86_64_elf_unique_section): Likewise.
16714 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16715 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16716 (TARGET_ASM_RELOC_RW_MASK): New.
16717 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16718 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16719 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16720 (TARGET_RWRELOC): Remove.
16721 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16722 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16723 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16724 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16725 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16726 (rs6000_xcoff_select_section): Use decl_readonly_section.
16727 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16728 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16729 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16730 (TARGET_SECTION_TYPE_FLAGS): Remove.
16731 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16733 2007-03-09 Roger Sayle <roger@eyesopen.com>
16735 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16736 complex constant equality/inequality comparisons for here.
16737 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16738 known at compile-time or can be simplified to a scalar comparison.
16739 (fold_relational_const): Move compile-time evaluation of complex
16740 constant equality/inequality comparisons to here.
16742 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16744 PR rtl-optimization/30643
16745 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16747 (fold_rtx): Recurse, like before 2006-11-03.
16749 2007-03-09 DJ Delorie <dj@redhat.com>
16751 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16754 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16756 PR tree-optimization/30375
16757 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16758 LHS of statements is not the same.
16759 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16761 2007-03-09 Chao-ying Fu <fu@mips.com>
16763 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16765 * doc/invoke.texi (-mdspr2): Document new option.
16766 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16767 New unspec for DSP REV 2.
16768 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16769 these instructions are extended in DSP REV 2.
16770 (mips-dspr2.md): Include.
16771 * config/mips/mips.opt (mdspr2): New option.
16772 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16773 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16774 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16775 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16776 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16777 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16778 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16780 (bdesc_map): Add one field of unsupported_target_flags.
16781 (bdesc_arrays): Update entries to have extra fields. Add
16783 (mips_init_builtins): Initialize new function types.
16784 Check unsupported_target_fileds to filter out builtins.
16785 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16787 (ASM_SPEC): Pass mdspr2 to the assembler.
16788 * config/mips/mips-dspr2.md: New file.
16790 2007-03-09 Sa Liu <saliu@de.ibm.com>
16792 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16794 2007-03-09 Ian Lance Taylor <iant@google.com>
16796 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16797 argument) like -Wstrict-overflow=2.
16798 * doc/invoke.texi (Warning Options): Update documentation.
16800 2007-03-09 Dirk Mueller <dmueller@suse.de>
16803 * doc/invoke.texi (-Wlogical-op): Document.
16804 * common.opt (-Wlogical-op): New.
16805 * c-common.h (warn_logical_operator): Declare.
16806 * c-common.c (warn_logical_operator): Define.
16807 * c-typeck.c (parser_build_binary_op): Call
16808 warn_logical_operator.
16810 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16812 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16813 * final.c (final_scan_insn): Test for non-"" file name.
16815 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16817 * doc/loop.texi: Document the Omega linear constraints solver.
16818 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16819 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16820 omega-hash-table-size, omega-max-keys, and
16821 omega-eliminate-redundant-constraints.
16822 * tree-pass.h (pass_check_data_deps): Declared.
16825 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16826 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16827 pass_check_data_deps): New.
16828 * tree-data-ref.c (init_data_ref): Remove declaration.
16829 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16830 (analyze_array): Renamed init_array_ref, move up initializations.
16831 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16832 Removed arguments that are set to NULL.
16833 (analyze_indirect_ref): Correct indentation, correct call to
16835 (object_analysis): Call init_array_ref instead of analyze_array.
16836 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16837 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16838 of DR_ACCESS_FNS_ADDR.
16839 (init_omega_eq_with_af, omega_extract_distance_vectors,
16840 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16841 ddr_consistent_p): New.
16842 (compute_affine_dependence): Check consistency of ddrs when
16843 flag_check_data_deps is passed.
16844 (analyze_all_data_dependences): Uncomment.
16845 (tree_check_data_deps): New.
16846 * tree-data-ref.h: Include omega.h.
16847 (DR_ACCESS_FNS_ADDR): Removed.
16848 (data_dependence_relation): Add inner_loop.
16849 (DDR_INNER_LOOP): New.
16850 * common.opt (fcheck-data-deps): New.
16851 * tree-flow.h (tree_check_data_deps): Declare.
16852 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16853 (OBJS-common): Depend on omega.o.
16855 * passes.c (pass_check_data_deps): Scheduled.
16856 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16857 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16858 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16859 PARAM_VECT_MAX_VERSION_CHECKS,
16860 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16862 2007-03-09 Richard Guenther <rguenther@suse.de>
16864 PR tree-optimization/30904
16865 PR middle-end/31058
16866 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16867 the same way as *_DIV_EXPR.
16869 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16871 * recog.c (decode_asm_operands): No mixed declarations and code.
16873 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16875 * rtl.def (ASM_INPUT): Add location.
16876 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16877 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16878 (decode_asm_operands): Add loc operand.
16879 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16880 * stmt.c (expand_asm): Rename to...
16881 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16882 gen_rtx_ASM_INPUT_loc.
16883 (expand_asm_expr): Adjust.
16884 * recog.c (decode_asm_operands): Add loc operand.
16885 (check_asm_operands, extract_insn): Adjust.
16886 * reload1.c (maybe_fix_stack_asms): Likewise.
16887 * final.c (asm_insn_count): Likewise.
16888 (final_scan_insn): Output # line before and after asm.
16890 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16892 * tree-ssa-structalias.c (variable_info): Remove
16894 (new_var_info): Ditto.
16895 (shared_bitmap_info_t): New structure.
16896 (shared_bitmap_table): New variable.
16897 (shared_bitmap_hash): New function.
16898 (shared_bitmap_eq): Ditto
16899 (shared_bitmap_lookup): Ditto.
16900 (shared_bitmap_add): Ditto.
16901 (merge_smts_into): Change to take bitmap directly.
16902 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16903 (init_alias_vars): Init shared bitmap hashtable.
16904 (delete_points_to_sets): Delete shared bitmap hashtable.
16905 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16906 is_aliased removal as a change that was still necessary was
16909 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16911 * config/i386/i386.h (override_options): Conditionally disable
16912 x86_sahf for 64bit targets only.
16914 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16917 * c-decl.c (merge_decls): Don't call make_var_volatile.
16918 * varasm.c (make_var_volatile): Remove.
16919 * output.h (make_var_volatile): Remove.
16921 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16923 PR tree-optimization/31085
16924 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16926 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16928 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16929 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16930 ATTR_CONST_NOTHROW_LIST.
16932 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16935 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16937 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16939 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16942 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16944 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16945 passed, use shared libgcc.
16947 2007-03-08 Roger Sayle <roger@eyesopen.com>
16949 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16950 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16951 (honor_protect_cleanup_actions, lower_try_finally_switch):
16953 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16954 ifc_temp_var): Likewise.
16955 * tree-inline.c (setup_one_parameter): Likewise.
16956 * tree-mudflap.c (mf_decl_cache_locals,
16957 mf_build_check_statement_for): Likewise.
16958 * tree-nested.c (init_tmp_var, save_tmp_var,
16959 finalize_nesting_tree_1): Likewise.
16960 * tree-outof-ssa.c (insert_copy_on_edge,
16961 insert_backedge_copies): Likewise.
16962 * tree-profile.c (tree_gen_edge_profiler,
16963 tree_gen_ic_profiler): Likewise.
16964 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16965 * tree-sra.c (sra_build_assignment): Likewise.
16966 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16967 * tree-ssa-math-opts.c (insert_reciprocals,
16968 execute_cse_sincos_1): Likewise.
16969 * tree-tailcall.c (adjust_accumulator_values,
16970 adjust_return_value): Likewise.
16971 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16972 * tree-vect-transform.c (vect_create_data_ref_ptr,
16973 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16974 vect_create_epilog_for_reduction, vectorizable_reduction,
16975 vectorizable_call, vectorizable_conversion,
16976 vectorizable_assignment, vectorizable_operation,
16977 vectorizable_type_demotion, vect_gen_widened_results_half,
16978 vect_permute_store_chain, vectorizable_store,
16979 vect_setup_realignment, vect_permute_load_chain,
16980 vectorizable_load, vectorizable_condition,
16981 vect_create_cond_for_align_checks): Likewise.
16982 * tree-vrp.c (build_assert_expr_for): Likewise.
16984 2007-03-08 Ian Lance Taylor <iant@google.com>
16986 * tree-vrp.c: Include "intl.h".
16987 (usable_range_p): New static function.
16988 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16989 overflowed values, juts set *strict_overflow_p.
16990 (compare_values): Only return -2 if one of the operands is not a
16992 (compare_ranges): Call usable_range_p.
16993 (compare_range_with_value): Likewise.
16994 (vrp_evaluate_conditional_warnv): Rename from
16995 vrp_evaluate_conditional. Make static. Change all callers.
16996 (vrp_evaluate_conditional): New function.
16997 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16998 on signed overflow.
16999 (simplify_abs_using_ranges): Likewise.
17000 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17001 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17002 within_stmt parameter.
17003 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17004 vrp_evaluate_conditional.
17005 * tree-ssa-threadedge.c
17006 (record_temporary_equivalences_from_stmts_at_dest): Change
17007 simplify parameter to take a second tree parameter.
17008 (simplify_control_stmt_condition): Likewise.
17009 (thread_across_edge): Likewise.
17010 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17011 (thread_across_edge): Likewise.
17012 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17014 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17016 * config/i386/i386.h (TARGET_SAHF): New define.
17017 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17018 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17019 (x86_sahf): New global variable.
17020 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17021 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17022 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17023 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17025 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17026 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17027 when expanding fcomi/sahf based tests.
17028 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17029 expanding sahf based alternative. Emit sahf based sequence when
17030 optimizing for code size.
17031 * config/i386/i386.md (x86_sahf_1): Do not disable for
17032 TARGET_64BIT, enable for TARGET_SAHF.
17034 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17036 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17037 spurious whitespace from error message.
17039 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17042 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17044 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17046 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17048 * tree-sra.c (instantiate_element): Propagate disabled warnings
17049 from the element itself to the created variable.
17051 2007-03-07 Richard Henderson <rth@redhat.com>
17054 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17055 silently fix up the stack in the case of a missing register.
17057 2007-03-07 Paul Brook <paul@codesourcery.com>
17059 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17061 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17063 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17065 (phase1_vrs): Use them.
17066 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17067 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17068 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17069 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17070 __gnu_Unwind_Restore_WMMXC if required.
17071 (_Unwind_VRS_Pop): Implement iWMMXt support.
17072 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17073 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17074 gnu_Unwind_Save_WMMXC): Define.
17076 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17078 * config/vxworks.h (vxworks_override_options): Declare.
17079 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17080 * config/vxworks.c: Include target.h and toplev.h.
17081 (vxworks_override_options): New function.
17082 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17084 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17086 * config/s390/s390.c (override_options): Don't emit an error when
17087 -mstack-size is used without providing -mstack-guard.
17088 (s390_emit_prologue): Choose stack_guard value automatically if not
17089 provided via command line.
17090 * doc/invoke.texi: Adjust description of -mstack-guard and
17093 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17095 * config/i386/i386.c (output_set_got): Add a GOT initialization
17096 sequence for VxWorks PIC.
17097 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17098 around labels as well as symbols. Use gotoff_operand instead
17099 of local_symbolic_operand.
17100 (legitimize_pic_address): Use gotoff_operand instead of
17101 local_symbolic_operand. Use @GOT accesses for labels as
17103 (ix86_output_addr_diff_elt): Use PC-relative rather than
17104 GP-relative offsets for VxWorks PIC.
17105 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17106 no_new_pseudos. Check whether the returned register is op0.
17107 * config/i386/i386.md (tablejump): Use PC-relative rather than
17108 GP-relative offsets for VxWorks PIC.
17109 * config/i386/predicates.md (gotoff_operand): New predicate.
17111 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17113 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17115 * config/vxworks-dummy.h: New file.
17116 * config/i386/i386.h: Include it.
17118 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17120 * dwarf2out.c (is_inlined_entry_point): New
17121 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17122 DW_AT_ranges if the first subblock is the entry point.
17124 2007-03-06 David Daney <ddaney@avtrex.com>
17126 * doc/install.texi (mips-*-*): Change recommended binutils
17129 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17131 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17132 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17134 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17135 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17137 2007-03-06 Jan Hubicka <jh@suse.cz>
17139 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17140 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17142 (probably_cold_bb_p): Cold functions are cold.
17143 (probably_never_executed_bb_p): Cold functions are cold.
17144 (tree_bb_level_predictions): Predict calls to cold functions as not
17146 (compute_function_frequency): Check hot/cold attributes.
17147 * function.h (function_frequency): Update comments.
17148 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17149 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17150 (c_common_att): Add cold and hot.
17152 * doc/extend.texi (hot,cold attributes): Document.
17154 2007-03-06 Andrew Haley <aph@redhat.com>
17156 * function.c (expand_function_end): Move blockage to just after we
17157 emit the label for the naked return from the function.
17159 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17161 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17164 2007-03-06 Jan Hubicka <jh@suse.cz>
17166 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17167 loaded for constant large models. Non-large 64bit PIC can do.
17168 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17169 * cmodel.h: Add LARGE PIC.
17170 * i386.md (UNSPEC_PLTOFF): New.
17171 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17173 (*call_1_rex64): Disable for large models.
17174 (*call_1_rex64_large): New.
17175 (*call_value_1_rex64): Disable for large models.
17176 (*call_value_1_rex64_large): New.
17177 (set_rip_rex4): New.
17178 (set_got_offset_rex64): New.
17179 * predicates.md (constant_call_address_operand): For large model
17180 constant calls are not possible.
17181 * i386-protos.h (construct_plt_address): Declare.
17182 * i386.c (override_options): Accept large models.
17183 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17184 (legitimate_constant_p): Add new UNSPECs.
17185 (legitimate_pic_operand_p): Likewise.
17186 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17187 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17189 (output_pic_addr_const): Add PLTOFF.
17190 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17191 (ix86_expand_move): Legitimize pic address when in PIC mode.
17192 (construct_plt_address): New function.
17193 (ix86_expand_call): Offload the address to register and use GOT
17194 pointer for large model.
17195 * invoke.texi (mcmodel=large): Update documentation.
17197 2007-03-06 Richard Henderson <rth@redhat.com>
17199 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17200 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17201 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17202 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17203 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17204 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17205 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17206 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17207 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17208 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17209 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17210 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17211 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17212 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17213 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17214 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17215 x86_schedule, x86_use_bt, x86_pad_returns,
17216 x86_use_xchgb): Merge into ...
17217 (ix86_tune_features): ... here. New array.
17218 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17219 x86_bswap): Merge into ...
17220 (ix86_arch_features): ... here. New array.
17221 (x86_3dnow_a): Remove.
17222 (x86_accumulate_outgoing_args): Make static.
17223 (x86_arch_always_fancy_math_387): Make static.
17224 (ix86_tune_mask, ix86_arch_mask): Move ...
17225 (override_options): ... to local variables here. Apply the
17226 appropriate mask to each element of ix86_arch_features and
17227 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17228 as were done in the old macros.
17229 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17230 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17231 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17232 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17233 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17234 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17235 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17236 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17237 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17238 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17239 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17240 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17241 x86_accumulate_outgoing_args, x86_prologue_using_move,
17242 x86_epilogue_using_move, x86_decompose_lea,
17243 x86_arch_always_fancy_math_387, x86_shift1,
17244 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17245 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17246 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17247 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17248 x86_use_incdec, x86_pad_returns, x86_bswap,
17249 x86_partial_flag_reg_stall): Remove.
17250 (enum ix86_tune_indices): New.
17251 (ix86_tune_features): New.
17252 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17253 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17254 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17255 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17256 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17257 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17258 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17259 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17260 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17261 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17262 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17263 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17264 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17265 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17266 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17267 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17268 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17269 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17270 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17271 TARGET_EXT_80387_CONSTANTS): Use it.
17272 (enum ix86_arch_indices): New.
17273 (ix86_arch_features): New.
17274 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17275 TARGET_BSWAP): Use it.
17276 (ix86_tune_mask, ix86_arch_mask): Remove.
17278 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17281 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17282 Define using $${sysroot_headers_suffix}.
17283 * configure: Regenerate.
17284 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17285 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17287 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17288 * gcc.c (print_sysroot_headers_suffix): New.
17289 (option_map): Include --print-sysroot-headers-suffix.
17290 (display_help): Mention -print-sysroot-headers-suffix.
17291 (process_command): Handle -print-sysroot-headers-suffix.
17292 (do_spec_1): Append multilib directory to include-fixed path if
17293 sysroot suffixes in use.
17294 (main): Handle -print-sysroot-headers-suffix.
17295 * Makefile.in (start.encap): Don't depend on xlimits.h
17296 (xlimits.h): Remove.
17297 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17298 limits.h for each multilib in fixinc_list.
17299 (fixinc_list, s-fixinc_list): New.
17300 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17301 generate them for each multilib in fixinc_list.
17302 (stmp-fixproto): Use include-fixed. Run fixproto for each
17303 multilib in fixinc_list.
17304 (mostlyclean): Don't remove xlimits.h.
17305 (clean): Remove include-fixed.
17306 (real-install-headers-tar, real-install-headers-cpio,
17307 real-install-headers-cp): Don't copy include, only include-fixed.
17308 (install-mkheaders): Depend on fixinc_list. Don't depend on
17309 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17310 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17311 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17313 2007-03-06 Jan Hubicka <jh@suse.cz>
17315 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17318 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17320 * configure.ac: Allow tm_file to contain build-directory files.
17321 * configure: Regenerate.
17322 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17323 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17324 * config/m68k/print-sysroot-suffix.sh: New file.
17326 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17328 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17329 of pic_offset_table_rtx if reload_completed.
17330 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17331 PIC_OFFSET_TABLE_REGNUM.
17332 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17334 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17335 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17337 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17339 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17340 functions that call eh_return.
17342 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17344 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17345 functions that need a constant pool.
17347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17350 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17351 (m68k_preferred_reload_class): Likewise.
17352 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17353 (SECONDARY_RELOAD_CLASS): Define.
17354 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17355 (LIMIT_RELOAD_CLASS): Delete.
17356 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17357 registers from storing bytes.
17358 (m68k_secondary_reload_class): New function.
17359 (m68k_preferred_reload_class): Likewise.
17361 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17363 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17365 (m68k_expand_prologue): Likewise.
17367 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17369 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17370 (mips_expand_epilogue): Add a bool parameter.
17371 (m68k_legitimize_sibcall_address): Declare.
17372 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17373 (m68k_expand_epilogue): Add a parameter to select between sibling
17374 and normal epilogues. Only generate a return for the latter.
17375 (m68k_ok_for_sibcall_p): New function.
17376 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17377 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17378 (sibcall_value, *sibcall_value): Likewise.
17379 (*call, *call_value): Require !SIBLING_CALL_P.
17380 (epilogue): Update call to m68k_expand_epilogue.
17381 (sibcall_epilogue): New pattern.
17382 * config/m68k/predicates.md (const_call_operand): Say that this
17383 predicate applies to sibling calls too.
17384 (sibcall_operand): New predicate.
17386 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17388 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17389 alternatives as movsi_cf.
17390 (movsf_cf_hard): Add commentary.
17392 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17393 Richard Sandiford <richard@codesourcery.com>
17395 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17396 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17397 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17398 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17399 as being live on exit from an interrupt function.
17400 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17401 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17402 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17403 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17404 (m68k_interrupt_function_p): Globalize.
17405 (m68k_compute_frame_layout): Remove reverse mask code.
17406 (m68k_emit_movem, m68k_set_frame_related): New functions.
17407 (m68k_output_function_prologue): Delete in favor of...
17408 (m68k_expand_prologue): ...this new function.
17409 (m68k_output_function_epilogue): Delete in favor of...
17410 (m68k_expand_epilogue): ...this new function.
17411 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17413 (print_operand): Handle %?.
17414 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17415 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17416 (prologue, epilogue): New patterns.
17417 (return): Turn into a define_expand.
17418 (*return): New pattern, derived from old "return" pattern. Use rte
17419 rather than rts for interrupt functions. Only use rtd if the pop
17421 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17422 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17423 (link, *link, unlink, *unlink, load_got): Likewise.
17425 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17429 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17430 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17431 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17432 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17433 and m68k_matches_u_p.
17434 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17435 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17436 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17437 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17438 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17439 (REG_STRICT_P): New macro.
17440 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17441 PCREL_GENERAL_OPERAND_OK.
17442 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17443 m68k_legitimate_base_reg_p.
17444 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17445 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17446 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17447 * config/m68k/m68k.c (m68k_address): New structure.
17448 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17449 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17450 (m68k_jump_table_ref_p, m68k_decompose_address)
17451 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17452 (m68k_matches_u_p): New functions.
17453 (print_operand_address): Rewrite to use m68k_decompose_index.
17455 2007-03-05 David Taylor <dtaylor@emc.com>
17457 * gcc.c: Correct copyright date in --version output.
17459 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17461 * pa.md: In unamed move patterns, disparge copies between general
17462 and floating point registers using '?' modifier. Don't include 'f'
17463 constraint for register preferences in DImode, SImode, HImode and
17464 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17465 Remove constraints for copies between general and floating registers
17466 in soft-float DFmode pattern.
17467 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17471 2007-03-05 Mike Stump <mrs@apple.com>
17473 * c-common.c (targetcm): Add.
17474 * c-opts.c (c_common_handle_option): Handle language specific
17476 * opts.c (handle_option): Verify language for target options, if
17478 * opth-gen.awk: Add CL_LANG_ALL.
17479 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17480 (TARGETCM_INITIALIZER): Add.
17481 * target.h (struct gcc_targetcm): Add.
17483 * targhooks.c (default_handle_c_option): Add.
17484 * targhooks.h (default_handle_c_option): Add.
17485 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17487 * config/darwin.opt (iframework): Add.
17488 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17489 * config/darwin-c.c (handle_c_option): Add.
17490 (TARGET_HANDLE_C_OPTION): Add.
17492 * doc/invoke.texi (Darwin Options): Add -iframework.
17494 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17496 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17499 2007-03-05 Ian Lance Taylor <iant@google.com>
17501 * c.opt (fgnu89-inline): New option.
17502 * c-opts.c (c_common_post_options): Set default value for
17504 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17505 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17507 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17508 (grokdeclarator, start_function): Likewise.
17509 * c-cppbuiltin.c (c_cpp_builtins): Define either
17510 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17511 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17512 (C Dialect Options): Document -fgnu89-inline.
17513 * doc/extend.texi (Function Attributes): Explain what the
17514 gnu_inline attribute does.
17515 * doc/cpp.texi (Common Predefined Macros): Document
17516 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17518 2007-03-05 Ian Lance Taylor <iant@google.com>
17520 PR tree-optimization/31034
17521 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17522 half-range if the other side is an overflow infinity.
17524 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17526 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17527 (bfin*-linux-uclibc*): New configuration.
17528 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17530 * config/bfin/linux.h: New file.
17531 * config/bfin/libgcc-bfin.ver: New file.
17532 * config/bfin/t-bfin-uclinux: New file.
17533 * config/bfin/t-bfin-linux: New file.
17534 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17535 (TARGET_OS_CPP_BUILTINS): New macro.
17537 2007-03-05 Richard Guenther <rguenther@suse.de>
17539 * fold-const.c (fold_binary): Remove duplicate folding
17540 of comparison of non-null ADDR_EXPR against null.
17542 2007-03-05 Richard Guenther <rguenther@suse.de>
17543 Dorit Nuzman <dorit@il.ibm.com>
17545 PR tree-optimization/26420
17546 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17547 are no loops in the function. Only print the number of
17548 vectorized loops if it is greater than zero or we are supposed
17549 to print information about unvectorized loops.
17551 2007-03-05 Revital Eres <eres@il.ibm.com>
17553 * gcc.dg/var-expand1.c: New test.
17554 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17555 when an accumulator is expanded.
17557 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17560 * c-common.c (convert_and_check): Don't give warnings for
17561 conversion if 'expr' already overflowed.
17563 2007-03-04 Roger Sayle <roger@eyesopen.com>
17565 PR middle-end/30744
17566 * fold-const.c (fold_comparison): Enforce type consistency when
17567 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17569 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17571 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17572 containing a cast to the base of TARGET_MEM_REF.
17574 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17576 * tree.c (tree_contains_struct_check_failed): Remove spurious
17577 whitespace from error message.
17579 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17582 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17583 instead of precision.
17585 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17586 Nathan Sidwell <nathan@codesourcery.com>
17588 * emit-rtl.c (find_auto_inc): New.
17589 (try_split): recreate REG_INC notes,
17590 Use regular for loops rather than whiles.
17592 2007-03-03 Andreas Schwab <schwab@suse.de>
17594 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17595 * configure: Regenerate.
17597 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17599 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17600 flag_rounding_math, not flag_unsafe_math_optimizations.
17602 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17604 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17605 alpha_fold_vector_minmax): Likewise.
17606 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17607 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17609 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17611 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17612 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17613 if the lhs has side-effects.
17614 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17616 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17618 * config/i386/i386.h (TUNEMASK): Remove define.
17619 (ARCHMASK): Remove define.
17620 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17621 Use ix86_arch_mask variable instead of ARCHMASK.
17622 * config/i386/i386.c (override_options): Ditto.
17623 (standard_80387_constant_p): Ditto.
17625 2007-03-02 Ian Lance Taylor <iant@google.com>
17627 Used signed infinities in VRP.
17628 * tree-vrp.c (uses_overflow_infinity): New static function.
17629 (supports_overflow_infinity): New static function.
17630 (make_overflow_infinity): New static function.
17631 (negative_overflow_infinity): New static function.
17632 (positive_overflow_infinity): New static function.
17633 (is_negative_overflow_infinity): New static function.
17634 (is_positive_overflow_infinity): New static function.
17635 (is_overflow_infinity): New static function.
17636 (overflow_infinity_range_p): New static function.
17637 (compare_values_warnv): New function split out of compare_values.
17638 (compare_value): Call it.
17639 (set_value_range_to_nonnegative): Add overflow_infinity
17640 parameter. Change caller.
17641 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17643 (vrp_expr_computes_nonzero): Likewise.
17644 (compare_ranges, compare_range_with_value): Likewise.
17645 (compare_name_with_value, compare_names): Likewise.
17646 (vrp_evaluate_conditional): Likewise.
17647 (set_value_range): Handle infinity
17648 (vrp_operand_equal_p, operand_less_p): Likewise.
17649 (extract_range_from_assert): Likewise.
17650 (vrp_int_const_binop): Likewise.
17651 (extract_range_from_binary_expr): Likewise.
17652 (extract_range_from_unary_expr): Likewise.
17653 (extract_range_from_comparison): Likewise.
17654 (extract_range_from_expr): Likewise.
17655 (dump_value_range): Likewise.
17656 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17657 (test_for_singularity): Likewise.
17658 (vrp_int_const_binop): Remove inline qualifier.
17659 (adjust_range_with_scev): Add comment.
17660 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17662 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17664 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17665 (get_constraint_for): Likewise.
17666 (do_structure_copy): Likewise.
17667 (find_func_aliases): Fix references to MODIFY_EXPR.
17668 (intra_create_variable_infos): Tidy.
17669 * tree-ssa-operands.c (add_virtual_operand): Add argument
17671 When adding members of alias sets, if IS_CALL_SITE is true and
17672 the symbol is not call-clobbered, skip it.
17673 Adjust all callers.
17675 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17677 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17678 entry by means of emit_insn_at_entry.
17680 2007-03-02 Richard Henderson <rth@redhat.com>
17682 * expr.h (promoted_input_arg): Remove decl.
17683 * function.c (promoted_input_arg): Merge into ...
17684 * combine.c (setup_incoming_promotions): ... only caller.
17685 Rearrange to avoid double loop.
17687 2007-03-02 Ben Elliston <bje@au.ibm.com>
17688 Peter Bergner <bergner@vnet.ibm.com>
17689 Janis Johnson <janis187@us.ibm.com>
17691 * config/rs6000/dfp.md: New file.
17692 * config/rs6000/rs6000.md: Include dfp.md.
17693 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17694 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17695 and TDmode decimal float modes in FP registers.
17696 (num_insns_constant): Likewise.
17697 (rs6000_legitimate_offset_address_p): Likewise.
17698 (rs6000_legitimize_address): Likewise.
17699 (rs6000_legitimize_reload_address): Likewise.
17700 (rs6000_legitimate_address): Likewise.
17701 (rs6000_emit_move): Likewise.
17702 (function_arg_boundary): Likewise.
17703 (function_arg_advance): Likewise.
17704 (rs6000_darwin64_record_arg_recurse): Likewise.
17705 (function_arg): Likewise.
17706 (rs6000_gimplify_va_arg): Likewise.
17707 (rs6000_split_multireg_move): Likewise.
17708 (rs6000_output_function_epilogue): Likewise.
17709 (rs6000_output_function_epilogue): Likewise.
17710 (rs6000_register_move_cost): Likewise.
17711 (rs6000_function_value): Likewise.
17712 (rs6000_libcall_value): Likewise.
17714 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17716 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17718 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17720 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17721 Use $MULTIDIR to choose between the kernel and RTP headers,
17722 and use $WIND_BASE and $WIND_USR to locate them.
17724 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17726 * config/i386/i386.c (override_options): Put initialization of
17727 ix86_tune_mask and ix86_arch_mask to the correct place.
17729 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17730 Michael Meissner <michael.meissner@amd.com>
17733 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17734 (ARCHMASK): Define.
17735 (TARGET_CMOVE): Use ARCHMASK.
17736 (TARGET_CMPXCHG): Ditto.
17737 (TARGET_CMPXCHG8B): Ditto.
17738 (TARGET_XADD): Ditto.
17739 (TARGET_BSWAP): Ditto.
17740 * config/i386/i386.c (ix86_tune_mask): New global variable.
17741 (ix86_arch_mask): Ditto.
17742 (override_options): Initialize ix86_tune_mask and
17743 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17746 2007-03-02 Ben Elliston <bje@au.ibm.com>
17749 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17751 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17753 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17754 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17755 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17756 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17758 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17759 rs6000_init_dwarf_reg_sizes_extra): New.
17760 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17761 SPE register high parts.
17763 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17765 * Makefile.in: Add install-pdf target as
17766 copied from automake v1.10 rules.
17767 * configure.ac: Add install-pdf to target list.
17768 * configure: Regenerate.
17770 2007-03-01 Paul Brook <paul@codesourcery.com>
17772 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17773 modes to LDRD for DImode.
17774 (output_move_double): Fixup out of range ldrd/strd.
17775 (vfp_secondary_reload_class): Rename...
17776 (coproc_secondary_reload_class): ... to this. Add wb argument.
17777 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17778 coproc_secondary_reload_class for CLASS_IWMMXT.
17779 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17780 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17782 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17784 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17785 unroll factor by the estimated number of iterations.
17786 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17787 than prefetch latency.
17789 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17790 decode_caches_intel, detect_caches_intel): New functions.
17791 (host_detect_local_cpu): Use detect_caches_amd and
17792 detect_caches_intel.
17794 2007-03-01 Richard Henderson <rth@redhat.com>
17796 * expr.c (emit_move_complex_push): Export.
17797 (emit_move_complex_parts): Split out from ...
17798 (emit_move_complex): ... here.
17799 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17800 * config/i386/i386.md (movcdi): New.
17802 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17804 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17805 size of mode1 to check for tieable modes in MMX case.
17807 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17809 * Makefile.in (rtlanal.o): Depend on tree.h.
17810 * rtl.h (offset_within_section_p, split_const): Declare.
17811 * rtlanal.c: Include tree.h.
17812 (offset_within_block_p): New function, taken from
17813 mips_offset_within_object_p.
17814 (split_const): New function, taken from mips_split_const.
17815 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17817 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17818 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17819 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17820 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17821 (m68k_illegitimate_symbolic_constant_p): New function.
17822 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17823 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17824 symbolic constant that might be outside the symbol's section,
17825 move the symbol first and then add the offset.
17826 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17828 * config/mips/mips.c (mips_split_const): Delete.
17829 (mips_offset_within_object_p): Delete.
17830 (mips_symbolic_constant_p): Use offset_within_section_p and
17831 split_const instead of mips_offset_within_object_p and
17833 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17834 (mips_legitimize_const_move, print_operand_reloc)
17835 (mips_dangerous_for_la25_p): Use split_const instead of
17838 2007-02-28 Eric Christopher <echristo@apple.com>
17840 * Makefile.in (install-include-dir): Don't rm -rf include.
17842 2007-02-28 Richard Guenther <rguenther@suse.de>
17844 PR middle-end/30364
17845 * fold-const.c (fold_binary): Do not associate expressions
17846 with more than one variable for integer types that do not wrap.
17848 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17850 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17851 Delete, and replace with...
17852 (fold_builtin_call_array): This. Update callers to use it.
17853 * fold-const.c (fold_build_call_list): Delete, and replace with...
17854 (fold_build_call_array): This.
17855 (fold_build_call_list_initializer): Delete, and replace with...
17856 (fold_build_call_array_initializer): This.
17857 * tree.h: Update declarations to reflect above changes.
17859 * c-typeck.c (build_function_call): Store converted arguments
17860 in a stack-allocated array instead of building a list.
17861 (convert_arguments): Store arguments in the array passed in as an
17862 argument, and return the actual number of arguments.
17863 * c-format.c: (check_function_format): Pass arguments in an
17864 array instead of a list.
17865 * c-common.c (check_function_nonnull): Likewise.
17866 (check_function_sentinel): Likewise.
17867 (check_function_arguments): Likewise.
17868 * c-common.h: Update declarations to reflect above changes.
17870 2007-02-28 Jan Hubicka <jh@suse.cz>
17872 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17873 PRED_NEGATIVE_RETURN): Update outcomes.
17875 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17877 * calls.c (emit_library_call_value_1): Handle partial registers
17878 correctly when building up CALL_INSN_FUNCTION_USAGE.
17880 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17882 * pa/predicates.md (move_src_operand): Allow zero for mode.
17883 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17886 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17889 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17890 *movv2df_internal): Enable pattern only for valid operand
17892 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17893 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17895 2007-02-27 Mike Stump <mrs@apple.com>
17897 * config/darwin-crt3.c: Avoid compilation when compiling for a
17900 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17902 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17904 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17905 for fixed headers and limits.h.
17906 (install-include-dir, install-headers-tar, install-headers-cpio,
17907 install-headers-cp, real-install-headers-tar,
17908 real-install-headers-cpio, real-install-headers-cp): Handle
17909 include-fixed as well as include.
17910 (install-mkheaders): Don't install files that go only in include
17912 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17913 from GCC_INCLUDE_DIR.
17914 * gcc.c (process_command): Remove special -BstageN/ handling.
17915 (do_spec_1): Add include-fixed directories.
17917 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17919 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17921 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17923 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17926 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17928 * c-common.c (get_priority): Add check for
17929 SUPPORTS_INIT_PRIORITY.
17931 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17933 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17935 * config/bfin/bfin.c: Include "cfglayout.h".
17936 (MAX_LSETUP_DISTANCE): New macro.
17937 (struct loop_info): New members incoming, incoming_src and
17938 incoming_dest. Delete member predecessor.
17939 (length_for_loop): New function.
17940 (bfin_optimize_loop): Handle more different loop structures.
17941 (bfin_discover_loop): Rework detection of predecessor blocks by
17942 examining incoming edges.
17943 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17945 (bfin_reorder_loops): New function.
17946 (bfin_reorg_loops): Use these three new functions.
17948 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17949 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17950 (CONSTRAINT_LEN): Add entry for 'q'.
17951 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17952 Add 'q' constraints.
17953 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17954 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17956 * config/bfin/bfin.md (add_with_carry): New pattern.
17957 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17958 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17959 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17960 support unsigned multiplies too. Removed incorrect commutativity from
17961 operand 1 constraint where appropriate.
17962 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17964 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17965 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17967 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17968 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17969 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17970 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17971 usmulhisi_hh_huh): New patterns.
17973 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17974 lshifthi3): Fix output template to use half reg for operand 2.
17976 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17979 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17981 2007-02-27 Andreas Schwab <schwab@suse.de>
17983 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17985 2007-02-27 Jan Hubicka <jh@suse.cz>
17987 * predict.c (last_basic_block_p): Remove.
17988 (tree_estimate_probability): Update return heuristic for commonized
17991 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17993 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17995 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17997 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17998 * doc/cpp.texi: Standardize title page.
17999 * doc/cppinternals.texi: Likewise.
18000 * doc/gcc.texi: Standardize title page, remove version number
18001 from copyright page.
18002 * doc/gccint.texi: Likewise.
18003 * doc/install.texi: Standardize title page, add table of
18006 2007-02-26 Jan Hubicka <jh@suse.cz>
18008 * predict.def: Set outcomes according to more recent results.
18009 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18010 Remove dead predictors.
18011 * predict.c (return_prediction): Fix pasto.
18013 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18015 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18016 change; avoid a memory leak when returning early.
18018 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18020 * c-decl.c (static_ctors): Move to c-common.c.
18021 (static_dtors): Likewise.
18022 (finish_function): Use c_record_cdtor_fn.
18023 (build_cdtor): Move to c-common.c.
18024 (c_write_global_declarations): Use c_build_cdtor_fns.
18025 * c-common.h (static_ctors): Declare.
18026 (static_dtors): Likewise.
18027 (c_record_cdtor_fn): Likewise.
18028 (c_build_cdtor_fns): Likewise.
18029 * c-common.c (static_ctors): New variable.
18030 (static_dtors): Likewise.
18031 (c_record_cdtor_fn): New function.
18032 (build_cdtor): Move from c-decl.c
18033 (c_build_cdtor_fns): New function.
18035 * output.h (assemble_addr_to_section): Declare.
18036 (get_cdtor_priority_section): Likewise.
18037 * varasm.c (assemble_addr_to_section): New function.
18038 (get_cdtor_priority_section): Likewise.
18039 (default_named_section_asm_out_destructor): Use them.
18040 (destor_dtor_section_asm_out_destructor): Likewise.
18041 (default_named_section_asm_out_constructor): Likewise.
18042 (default_ctor_section_asm_out_constructor): Likewise.
18043 * config.gcc (*-*-vxworks*): Include vxworks.o.
18044 * config/t-vxworks (vxworks.o): New target.
18045 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18046 (TARGET_ASM_CONSTRUCTOR): Define.
18047 (TARGET_ASM_DESTRUCTOR): Likewise.
18048 (vxworks_asm_out_constructor): Declare.
18049 (vxworks_asm_out_destructor): Likewise.
18051 * c-common.c (get_priority): Check that we have not just an
18052 INTEGER_CST, but an integer constant with integeral type.
18054 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18056 PR tree-optimization/30938
18057 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18058 use &dt[nargs-1] instead of &dt[nargs] in the call to
18059 vect_is_simple_use().
18061 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18063 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18064 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18065 Do not attempt to handle MEM inside auto-inc expressions.
18066 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18067 of a register modified by an auto-inc expression. However, do handle
18068 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18069 (elimination_effects): Prohibit elimination of a register modified
18070 by an auto-inc expression. Disable register elimination rules whose
18071 target register is modified by an auto-inc expression with variable
18074 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18076 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18078 (array_at_struct_end_p): New function.
18079 (idx_infer_loop_bounds): Use it.
18080 (estimate_numbers_of_iterations_loop): Export.
18081 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18082 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18083 (tree_estimate_probability): Call record_loop_exits.
18084 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18085 (estimated_loop_iterations, estimated_loop_iterations_int,
18086 estimated_loop_iterations_tree): New functions.
18087 (analyze_siv_subscript_cst_affine,
18088 compute_overlap_steps_for_affine_1_2,
18089 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18090 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18091 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18092 (PRED_LOOP_ITERATIONS_GUESSED): New.
18093 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18094 * cfgloop.h (estimate_numbers_of_iterations_loop,
18095 estimated_loop_iterations_int): Declare.
18097 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18099 * doc/extend.texi: Document optional priority argument to
18100 constructors and destructors.
18101 * tree.c (init_priority_for_decl): Adjust GTY markers.
18102 (init_ttree): Use priority-info hash functions for
18103 init_priority_for_decl.
18104 (tree_map_eq): Rename to ...
18105 (tree_map_base_eq): ... this.
18106 (tree_map_marked_p): Rename to ...
18107 (tree_map_base_marked_p): ... this.
18108 (tree_map_base_hash): New function.
18109 (decl_init_priority_lookup): Rework.
18110 (decl_fini_priority_lookup): New function.
18111 (decl_priority_info): New function.
18112 (decl_init_priority_insert): Use it.
18113 (decl_fini_priority_insert): Likewise.
18114 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18116 (decl_restrict_base_insert): Likewise.
18117 (decl_debug_expr_insert): Likewise.
18118 (decl_value_expr_lookup): Likewise.
18119 (decl_value_expr_insert): Likewise.
18120 * tree.h (priority_type): New type.
18121 (decl_init_priority_lookup): Use priority_type.
18122 (decl_fini_priority_lookup): New function.
18123 (decl_init_priority_insert): Use priority_type.
18124 (decl_fini_priority_insert): New function.
18125 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18126 (DECL_INIT_PRIORITY): Likewise.
18127 (SET_DECL_INIT_PRIORITY): Add comment.
18128 (DECL_FINI_PRIORITY): New macro.
18129 (SET_DECL_FINI_PRIORITY): Likewise.
18130 (DEFAULT_INIT_PRIORITY): Document.
18131 (MAX_INIT_PRIORITY): Likewise.
18132 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18133 (tree_map_base): New type.
18134 (tree_map_base_eq): New function.
18135 (tree_map_base_hash): Likewise.
18136 (tree_map_base_marked_p): Likewise.
18137 (tree_map): Inherit from tree_map_base.
18138 (tree_map_eq): Make it a macro.
18139 (tree_map_marked_p): Likewise.
18140 (tree_int_map): Inherit from tree_map_base.
18141 (tree_int_map_eq): Make it a macro.
18142 (tree_int_map_hash): Likewise.
18143 (tree_int_map_marked_p): Likewise.
18144 (tree_priority_map): New type.
18145 (tree_priority_map_eq): New macro.
18146 (tree_priority_map_hash): Likewise.
18147 (tree_priority_map_marked_p): Likewise.
18148 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18150 (emutls_common_1): Likewise.
18151 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18152 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18153 of tree_map hierarchy.
18154 * tree-cfg.c (move_stmt_r): Likewise.
18155 (new_label_mapper): Likewise.
18156 * c-tree.h (c_expand_body): Move to ...
18157 * c-common.h (c_expand_body): ... here.
18158 * c-decl.c (c_expand_body): Move to ...
18159 * c-common.c (c_expand_body): ... here.
18160 (c_common_attribute_table): Allow 1 argument for the constructor
18161 and destructor attributes.
18162 (get_priority): New function.
18163 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18164 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18166 2007-02-24 Jan Hubicka <jh@suse.cz>
18168 PR middle-end/30509
18169 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18170 copying for inlining.
18172 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18173 Jan Hubicka <jh@suse.cz>
18176 * i386.c (counter_mode): New function.
18177 (expand_set_or_movmem_via_loop): Use it.
18178 (expand_movmem_epilogue): Likewise; fix pasto.
18179 (ix86_expand_movmem): Do emit guard even for constant counts.
18180 (ix86_expand_setmem): Likewise.
18182 2007-02-25 Nick Clifton <nickc@redhat.com>
18184 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18185 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18187 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18190 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18191 count argument with 0x10, not with 0x16.
18192 (expand_setmem_epilogue): Ditto.
18194 2007-02-24 Mike Stump <mrs@apple.com>
18196 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18199 2007-02-24 Richard Guenther <rguenther@suse.de>
18201 PR middle-end/30951
18202 * fold-const.c (fold_binary): Fold x +- CST op x for
18203 EQ_EXPR and NE_EXPR.
18205 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18207 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18209 2007-02-24 Jan Hubicka <jh@suse.cz>
18211 * cgraphunit.c (decide_is_function_needed): Honor
18212 -fkeep-inline-functions.
18214 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18216 * builtins.c (fold_builtin_modf): New.
18217 (fold_builtin_2): Use it.
18219 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18221 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18222 (determine_max_iter): Take additional LOOP arg; all callers changed.
18223 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18224 one using simplifications.
18225 (simplify_using_initial_values): Return if the expression becomes
18226 invalid due to altered regs.
18228 2007-02-23 DJ Delorie <dj@redhat.com>
18230 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18232 2007-02-23 Mike Stump <mrs@apple.com>
18234 * tlink.c (scan_linker_output): Parse linker messages from
18235 darwin9's linker better.
18237 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18240 * varpool.c (varpool_assemble_pending_decls): Set
18241 varpool_last_needed_node to null.
18243 2007-02-23 DJ Delorie <dj@redhat.com>
18245 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18246 alignment bigger than the object file can handle.
18248 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18251 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18252 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18253 (*movsf_1): Penalize MMX moves.
18255 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18257 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18258 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18260 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18262 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18264 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18265 (fold_builtin_1): Use them.
18266 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18267 BUILT_IN_SIGNIFICAND.
18269 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18271 * config/i386/i386.c (bdesc_1arg): Initialize
18272 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18273 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18274 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18275 and IX86_BUILTIN_MOVSLDUP.
18277 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18279 PR rtl-optimization/30841
18280 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18282 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18284 * builtins.c (fold_builtin_frexp): New.
18285 (fold_builtin_2): Use it.
18287 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18289 * doc/invoke.texi (Spec Files): Document getenv spec function.
18291 * gcc.c (getenv_spec_function): New function.
18292 (static_spec_functions): Add it.
18293 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18294 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18297 2007-02-22 Michael Matz <matz@suse.de
18300 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18301 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18303 2007-02-22 Ian Lance Taylor <iant@google.com>
18306 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18307 (mem_loc_descriptor): Call it.
18309 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18310 Ira Rosen <irar@il.ibm.com>
18312 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18314 2007-02-22 Ira Rosen <irar@il.ibm.com>
18316 PR tree-optimization/30843
18317 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18318 stores only after all the group is vectorized.
18320 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18322 PR tree-optimization/30858
18323 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18324 in the reduction cycle have a single use in the loop.
18325 * tree-vectorizer.h (relevant): Add documentation.
18327 2007-02-20 Mike Stump <mrs@apple.com>
18329 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18330 * configure: Regenerate.
18332 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18334 Change the defaults of some parameters and options.
18335 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18336 * config/spu/spu.c (spu_optimization_options): Add.
18337 (spu_override_options): Change params in spu_optimization_options.
18338 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18340 Register 127 is only 16 byte aligned when used as a frame pointer.
18341 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18342 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18343 HARD_FRAME_POINTER_REGNUM.
18344 (spu_legitimate_address): Use regno_aligned_for_reload.
18345 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18346 aligned when frame_pointer_needed is true.
18347 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18349 * config/spu/spu.h (INIT_EXPANDERS): Define.
18351 Make sure shift and rotate instructions have valid immediate operands.
18352 * config/spu/predicates.md (spu_shift_operand): Remove.
18353 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18354 * config/spu/constraints.md (W, O): Extend range.
18355 * config/spu/spu.md (umask, nmask): Define.
18356 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18357 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18358 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18359 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18360 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18361 (lshr<mode>3_reg): Fix rtl description.
18363 Make sure mulhisi immediate operands are valid.
18364 * config/spu/predicates.md (imm_K_operand): Add.
18365 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18367 Generate constants using fsmbi and andi.
18368 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18369 (print_operand, spu_split_immediate, classify_immediate,
18370 fsmbi_const_p): Handle IC_FSMBI2.
18372 Correctly handle a CONST_VECTOR containing symbols.
18373 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18374 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18375 (immediate_load_p): Allow symbols that use 2 instructions to create.
18376 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18377 with symbols when flag_pic is set.
18378 (const_vector_immediate_p): New.
18379 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18380 accept a CONST_VECTOR with symbols.
18381 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18382 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18384 * config/spu/spu.md (high, low): Delete.
18385 (low_<mode>): Define.
18387 Remove INTRmode and INTR_REGNUM, which didn't work.
18388 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18390 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18391 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18392 peephole2 pattern): Don't use INTR or 131.
18393 (movintrcc): Delete.
18394 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18395 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18396 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18397 (UNSPEC_SET_INTR): Add.
18398 * config/spu/spu-modes.def (INTR): Remove.
18400 More accurate warnings about run-time relocations.
18401 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18403 Correctly warn about immediate arguments to specific intrinsics.
18404 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18405 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18406 the instruction predicate.
18408 Fix tree check errors with latest update.
18409 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18411 (spu_expand_builtin): Use CALL_EXPR_FN.
18413 Add missing specific intrinsics.
18414 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18416 * config/spu/spu_internals.h: Ditto.
18418 Fix incorrect operand modifiers.
18419 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18420 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18422 Optimize one case of zero_extend of a vec_select.
18423 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18425 Accept any immediate for hbr.
18426 * config/spu/spu.md (hbr): Change s constraints to i.
18428 2007-02-21 Paul Brook <paul@codesourcery.com>
18430 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18431 condexec_count when skipping USE and CLOBBER.
18433 2007-02-21 Nick Clifton <nickc@redhat.com>
18435 * common.opt (Warray-bounds): Add Warning attribute.
18436 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18438 (fsized-zeroes): Add Optimization attribute.
18439 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18440 * c.opt (Wc++0x-compat): Add Warning attribute.
18442 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18444 PR middle-end/30761
18445 * reload1.c (eliminate_regs_in_insn): In the single_set special
18446 case, attempt to re-recognize the insn before falling back to
18447 having reload fix it up.
18449 2007-02-20 Eric Christopher <echristo@gmail.com>
18451 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18452 Rewrite accordingly.
18453 (frv_read_iacc_argument): Ditto.
18454 (frv_expand_set_builtin): Take a call instead of arglist, update for
18456 (frv_expand_unop_builtin): Ditto.
18457 (frv_expand_binop_builtin): Ditto.
18458 (frv_expand_cut_builtin): Ditto.
18459 (frv_expand_binopimm_builtin): Ditto.
18460 (frv_expand_voidbinop_builtin): Ditto.
18461 (frv_expand_int_void2arg): Ditto.
18462 (frv_expand_prefetches): Ditto.
18463 (frv_expand_voidtriop_builtin): Ditto.
18464 (frv_expand_voidaccop_builtin): Ditto.
18465 (frv_expand_load_builtin): Ditto.
18466 (frv_expand_store_builtin): Ditto.
18467 (frv_expand_mdpackh_builtin): Ditto.
18468 (frv_expand_mclracc_builtin): Ditto.
18469 (frv_expand_mrdacc_builtin): Ditto.
18470 (frv_expand_mwtacc_builtin): Ditto.
18471 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18474 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18476 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18477 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18479 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18480 point instructions.
18481 * configure: Regenerate.
18482 * config.in: Regenerate.
18483 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18484 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18485 masks to power6 and power6x and to POWERPC_MASKS.
18486 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18488 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18489 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18490 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18491 Access PROTOTYPE as variable, not mask.
18493 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18495 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18496 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18497 * combine.c (adjust_for_new_dest): Use it.
18498 * postreload.c (reload_combine): Likewise.
18500 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18502 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18503 notes on an insn with multiple sets, even if single_set returns
18504 non-NULL for that insn.
18506 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18508 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18509 scalbn and scalbln.
18511 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18513 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18514 if user didn't pass it.
18515 * config/i386/darwin.h (CC1_SPEC): Likewise.
18516 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18517 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18518 -mmacosx-version-min.
18520 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18521 Uros Bizjak <ubizjak@gmail.com>
18523 * optabs.h (enum optab_index): Add new OTI_scalb.
18524 (scalb_optab): Define corresponding macro.
18525 * optabs.c (init_optabs): Initialize scalb_optab.
18526 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18528 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18529 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18530 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18531 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18532 flag_unsafe_math_optimizations is set.
18534 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18535 to implement scalbf, scalb and scalbl built-ins as inline x87
18538 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18539 DJ Delorie <dj@redhat.com>
18542 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18543 (diagnostic_report_diagnostic): ... here, and turn them into real
18544 errors. If warnings are inhibited, no need to do anything.
18546 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18548 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18549 better code generation.
18551 2007-02-20 Ben Elliston <bje@au.ibm.com>
18553 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18555 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18557 * config/alpha/alpha.c, config/alpha/alpha.md,
18558 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18559 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18560 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18561 config/arm/lib1funcs.asm: Follow spelling conventions.
18563 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18564 config/fr30/fr30.md, config/i386/i386.h,
18565 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18566 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18567 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18568 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18569 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18570 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18571 config/sparc/sparc.c, config/sparc/sparc.h,
18572 config/sparc/sparc.md, config/spu/constraints.md,
18573 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18576 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18579 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18582 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18584 * doc/invoke.texi (-ftree-lrs): Remove.
18586 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18588 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18591 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18593 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18594 new CALL_EXPR_FN macro for retrieving the function
18595 declaration of the input expression.
18597 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18599 * c.opt (Waddress): New.
18600 * common.opt (Walways-true): Delete.
18601 (Wstring-literal-comparison): Delete.
18602 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18603 -Wstring-literal-comparison. Add -Waddress.
18605 (Walways-true): Delete.
18606 (Wstring-literal-comparison): Delete.
18607 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18608 consistently instead of -Walways-true in example.
18609 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18610 * c-typeck.c (parser_build_binary_op): Replace
18611 -Wstring-literal-comparison and -Walways-true with -Waddress.
18612 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18615 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18617 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18618 without DECL_STRUCT_FUNCTION initialized.
18620 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18622 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18623 due to calls to functions taking pointers as parameters.
18625 2007-02-19 Richard Henderson <rth@redhat.com>
18628 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18631 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18633 * config/s390/s390.c (s390_call_saved_register_used,
18634 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18635 accessed to the new scheme.
18637 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18639 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18640 (cris_print_index, cris_print_operand, cris_print_operand_address)
18641 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18642 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18643 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18644 GET_CODE () == xxx.
18645 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18646 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18647 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18648 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18649 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18650 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18651 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18652 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18653 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18654 (uminsi3, call, call_value): Ditto.
18655 (define_split: indir_to_reg_split, unnamed): Ditto.
18657 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18659 PR tree-optimization/30975
18660 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18663 2007-02-18 Eric Christopher <echristo@gmail.com>
18665 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18666 Remove use of arglist.
18667 (mips_expand_builtin): Remove use of arglist, pass in expr.
18668 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18669 (mips_expand_builtin_movtf): Ditto.
18670 (mips_expand_builtin_compare): Ditto.
18672 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18674 * tree-sra.c (sra_build_assignment): Replace assertion
18675 checking with a comment explaining why it can't be done.
18677 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18679 PR middle-end/30833
18680 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18681 during CALL_EXPR representation conversion.
18682 * tree-ssa-propagate.c (set_rhs): Likewise.
18684 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18686 * tree-sra.c (sra_build_assignment): Disable assertion checking
18689 2007-02-18 Roger Sayle <roger@eyesopen.com>
18691 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18692 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18693 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18695 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18696 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18697 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18698 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18699 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18700 force_gimple_operand): Likewise.
18701 * ipa-cp.c (constant_val_insert): Likewise.
18702 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18703 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18704 perfect_nestify): Likewise.
18705 * langhooks.c (lhd_omp_assignment): Likewise.
18706 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18707 lower_copyprivate_clauses, lower_send_clauses,
18708 lower_send_shared_vars, expand_parallel_call,
18709 expand_omp_for_generic, expand_omp_for_static_nochunk,
18710 expand_omp_for_static_chunk, expand_omp_sections,
18711 lower_omp_single_copy, lower_omp_for_lastprivate,
18712 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18713 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18714 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18717 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18719 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18720 config/sh/sh.md: Follow spelling conventions.
18722 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18723 config/frv/predicates.md: Follow spelling conventions.
18725 * config/m68k/linux-unwind.h: Fix a comment typo.
18726 * target.h: Follow spelling conventions.
18728 2007-02-18 Roger Sayle <roger@eyesopen.com>
18730 PR rtl-optimization/28173
18731 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18732 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18733 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18734 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18735 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18737 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18739 * builtins.c (fold_builtin_load_exponent): New.
18740 (fold_builtin_2): Use it.
18742 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18744 PR rtl-optimization/30773
18745 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18746 if we fail to attach a REG_EQUIV note.
18748 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18749 Roger Sayle <roger@eyesopen.com>
18751 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18753 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18755 * calls.c (initialize_argument_information): Pass original EXP
18756 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18757 code to split complex arguments here, as part of initializing the
18759 (expand_call): Remove code that builds a list of arguments and
18760 inserts implicit arguments into it. Instead, just count how many
18761 implicit arguments there will be so we can determine the size of
18762 the ARGS array, and let initialize_argument_information do the work.
18763 (split_complex_values): Delete unused function.
18765 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18767 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18769 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18771 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18772 for arg pointer based indexed addressing.
18774 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18776 * config/ia64/ia64.h, config/ia64/ia64.md,
18777 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18778 spelling conventions.
18780 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18782 * config/m68k/m68k.c (split_di): New.
18783 * config/m68k/m68k-protos.h: Declare split_di.
18784 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18785 Improve predicate handling and split constant shifts.
18787 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18789 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18790 parameter for register bitfield operations, general predicates
18793 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18795 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18796 * config/m68k/linux-unwind.h: New file.
18798 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18800 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18801 config/i386/athlon.md, config/ia64/ia64.md,
18802 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18803 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18804 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18805 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18806 tree-vect-transform.c: Fix comment typos.
18808 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18810 * sched-deps.c (find_insn_list): Remove.
18811 * sched-int.h: Remove the prototype for find_insn_list.
18813 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18815 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18817 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18818 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18819 darwin_rs6000_override_options.
18820 (C_COMMON_OVERRIDE_OPTIONS): Expect
18821 darwin_macosx_version_min to be non-NULL always.
18822 (TARGET_C99_FUNCTIONS): Likewise.
18823 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18824 (DARWIN_MINVERSION_SPEC): New.
18825 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18826 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18828 (DARWIN_MINVERSION_SPEC): New.
18829 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18831 * config/darwin-c.c (darwin_cpp_builtins): Expect
18832 darwin_macosx_version_min to be non-NULL always.
18834 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18836 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18838 * config/i386/i386.h (x86_use_xchgb): New.
18839 (TARGET_USE_XCHGB): New macro.
18840 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18841 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18842 Split after reload into bswaphi for shifts of 8.
18843 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18844 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18845 or when optimizing for size.
18847 2007-02-16 Richard Guenther <rguenther@suse.de>
18848 Christian Bruel <christian.bruel@st.com>
18850 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18851 DECLs but prefer SSA_NAMEs over DECLs.
18853 2007-02-16 Richard Guenther <rguenther@suse.de>
18855 * tree-flow-inline.h (single_imm_use_p): Remove.
18856 (zero_imm_uses_p): Likewise.
18857 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18858 instead of single_imm_use_p.
18859 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18862 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18865 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18866 nested double- and backquotes.
18868 2007-02-15 Roger Sayle <roger@eyesopen.com>
18870 PR middle-end/30391
18871 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18872 should be unreachable.
18873 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18874 For the time being redirect GIMPLE_MODIFY_STMT to the new
18875 (renamed) build_gimple_modify_stmt_stat.
18876 (build2_gimple_stat): Rename to...
18877 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18878 Always build a GIMPLE_MODIFY_STMT node.
18879 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18880 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18883 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18884 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18885 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18886 expand_complex_div_wide): Likewise.
18887 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18888 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18889 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18890 * tree-ssa-loop-manip.c (create_iv): Likewise.
18891 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18892 abs_replacement): Likewise.
18893 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18894 realify_fake_stores): Likewise.
18896 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18897 node rather than a GIMPLE_MODIFY_STMT node.
18898 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18899 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18901 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18902 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18903 GIMPLE_MODIFY_STMT.
18905 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18907 PR middle-end/30433
18908 * fold-const.c (fold_comparison): Add back the
18909 folding of constant complex comparisions.
18911 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18913 PR middle-end/30729
18914 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18915 effects unknown to this function, return early.
18917 2007-02-15 Ian Lance Taylor <iant@google.com>
18919 * lower-subreg.c (move_eh_region_note): New static function.
18920 (resolve_simple_move): Call it.
18921 (decompose_multiword_subregs): Track blocks for which we resolve a
18922 simple move which is also a control flow insn. Pass them to
18923 find_many_sub_basic_blocks.
18924 (pass_lower_subreg): Add TODO_verify_flow.
18925 (pass_lower_subreg2): Likewise.
18927 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18928 Brooks Moses <brooks.moses@codesourcery.com>
18929 Lee Millward <lee.millward@codesourcery.com>
18931 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18932 (VL_EXP_CLASS_P): New.
18933 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18935 (TREE_OPERAND_CHECK_CODE): Likewise.
18936 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18937 (TREE_RTL_OPERAND_CHECK): Likewise.
18938 (tree_operand_check_failed): Make second parameter the whole tree
18939 instead of its code. Fixed callers.
18940 (VL_EXP_CHECK): New.
18941 (TREE_OPERAND_LENGTH): New.
18942 (VL_EXP_OPERAND_LENGTH): New.
18943 (CALL_EXPR_FN): New.
18944 (CALL_EXPR_STATIC_CHAIN): New.
18945 (CALL_EXPR_ARGS): New.
18946 (CALL_EXPR_ARG): New.
18947 (call_expr_nargs): New.
18948 (CALL_EXPR_ARGP): New.
18949 (build_nt_call_list): Declare.
18950 (build_vl_exp_stat): Declare.
18951 (build_vl_exp): New.
18952 (build_call_list): Declare.
18953 (build_call_nary): Declare.
18954 (build_call_valist): Declare.
18955 (build_call_array): Declare.
18956 (call_expr_arg): Declare.
18957 (call_expr_argp): Declare.
18958 (call_expr_arglist): Declare.
18959 (fold_build_call_list): Declare.
18960 (fold_build_call_list_initializer): Declare.
18961 (fold_call_expr): Declare to replace fold_builtin.
18962 (fold_builtin_fputs): Update to agree with modified definition.
18963 (fold_builtin_strcpy): Likewise.
18964 (fold_builtin_strncpy): Likewise.
18965 (fold_builtin_memory_chk): Likewise.
18966 (fold_builtin_stxcpy_chk): Likewise.
18967 (fold_builtin_strncpy_chk): Likewise.
18968 (fold_builtin_next_arg): Likewise.
18969 (fold_build_call_expr): Declare.
18970 (fold_builtin_call_list): Declare.
18971 (fold_builtin_call_valist): Declare.
18972 (build_call_expr): Declare.
18973 (validate_arglist): Update to agree with modified definition.
18974 (tree_operand_length): New.
18975 (call_expr_arg_iterator): New.
18976 (init_call_expr_arg_iterator): New.
18977 (next_call_expr_arg): New.
18978 (first_call_expr_arg): New.
18979 (more_call_expr_args_p): New.
18980 (FOR_EACH_CALL_EXPR_ARG): New.
18982 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18983 and tcc_gimple_stmt.
18984 (tree_code_size): Update documentation. Use sizeof (tree) rather
18985 than sizeof (char *).
18986 (tree_size): Likewise. Add case for tcc_vl_exp.
18987 (tree_node_structure): Add case for tcc_vl_exp.
18988 (contains_placeholder_p): Likewise.
18989 (substitute_in_expr): Likewise.
18990 (substitute_placeholder_in_expr): Likewise.
18991 (stabilize_reference_1): Likewise.
18992 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18993 to diagnose breakage of this interface for constructing CALL_EXPRs.
18994 (build_nt): Add similar assertion here.
18995 (build_nt_call_list): New.
18996 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18997 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18999 (get_callee_fndecl): Use new CALL_EXPR accessors.
19000 (tree_operand_check_failed): Change parameters to pass entire node
19001 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19002 (process_call_operands): New.
19003 (build_vl_exp_stat): New.
19004 (build_call_list): New.
19005 (build_call_nary): New.
19006 (build_call_valist): New.
19007 (build_call_array): New.
19008 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19009 (call_expr_arglist): New.
19011 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19012 tcc_vl_exp instead of a fixed-size tcc_expression.
19014 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19015 accessors for CALL_EXPRs.
19016 (AGGR_INIT_EXPR): Likewise.
19018 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19019 Brooks Moses <brooks.moses@codesourcery.com>
19020 Lee Millward <lee.millward@codesourcery.com>
19022 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19023 (expand_builtin_nonlocal_goto): Change parameter to be entire
19024 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19025 (expand_builtin_prefetch): Likewise.
19026 (expand_builtin_classify_type): Likewise.
19027 (mathfn_built_in): Return NULL_TREE instead of 0.
19028 (expand_errno_check): Use new CALL_EXPR accessors.
19029 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19030 Return NULL_RTX instead of 0.
19031 (expand_builtin_mathfn_2): Likewise.
19032 (expand_builtin_mathfn_3): Likewise.
19033 (expand_builtin_interclass_mathfn): Likewise.
19034 (expand_builtin_sincos): Likewise.
19035 (expand_builtin_cexpi): Likewise.
19036 (expand_builtin_int_roundingfn): Likewise.
19037 (expand_builtin_int_roundingfn_2): Likewise.
19038 (expand_builtin_pow): Likewise.
19039 (expand_builtin_powi): Likewise.
19040 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19041 of arglist, fixing callers appropriately. Use new CALL_EXPR
19042 accessors and constructors. Return NULL_RTX instead of 0.
19043 (expand_builtin_strstr): Likewise.
19044 (expand_builtin_strchr): Likewise.
19045 (expand_builtin_strrchr): Likewise.
19046 (expand_builtin_strpbrk): Likewise.
19047 (expand_builtin_memcpy): Likewise.
19048 (expand_builtin_mempcpy): Likewise.
19049 (expand_builtin_mempcpy_args): New.
19050 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19051 (expand_builtin_memmove_args): New.
19052 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19053 (expand_movstr): Likewise.
19054 (expand_builtin_strcpy): Likewise.
19055 (expand_builtin_strcpy_args): New.
19056 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19057 (expand_builtin_strncpy): Likewise.
19058 (expand_builtin_memset): Likewise.
19059 (expand_builtin_memset_args): New.
19060 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19061 (expand_builtin_memcmp): Likewise.
19062 (expand_builtin_strcmp): Likewise.
19063 (expand_builtin_strncmp): Likewise.
19064 (expand_builtin_strcat): Likewise.
19065 (expand_builtin_strncat): Likewise.
19066 (expand_builtin_strspn): Likewise.
19067 (expand_builtin_strcspn): Likewise.
19068 (expand_builtin_args_info): Likewise.
19069 (expand_builtin_va_start): Likewise.
19070 (gimplify_va_arg_expr): Likewise.
19071 (expand_builtin_va_end): Likewise.
19072 (expand_builtin_va_copy): Likewise.
19073 (expand_builtin_frame_address): Likewise.
19074 (expand_builtin_alloca): Likewise.
19075 (expand_builtin_bswap): Likewise.
19076 (expand_builtin_unop): Likewise.
19077 (expand_builtin_fputs): Likewise.
19078 (expand_builtin_expect): Likewise.
19079 (expand_builtin_fabs): Likewise.
19080 (expand_builtin_copysign): Likewise.
19081 (expand_builtin_printf): Likewise.
19082 (expand_builtin_fprintf): Likewise.
19083 (expand_builtin_sprintf): Likewise.
19084 (expand_builtin_init_trampoline): Likewise.
19085 (expand_builtin_signbit): Likewise.
19086 (expand_builtin_fork_or_exec): Likewise.
19087 (expand_builtin_sync_operation): Likewise.
19088 (expand_builtin_compare_and_swap): Likewise.
19089 (expand_builtin_lock_test_and_set): Likewise.
19090 (expand_builtin_lock_release): Likewise.
19091 (expand_builtin): Likewise.
19092 (builtin_mathfn_code): Likewise.
19094 (fold_builtin_constant_p): Pass call arguments individually instead
19095 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19096 accessors and constructors. Return NULL_TREE instead of 0.
19097 (fold_builtin_expect): Likewise.
19098 (fold_builtin_classify_type): Likewise.
19099 (fold_builtin_strlen): Likewise.
19100 (fold_builtin_nan): Likewise.
19101 (integer_valued_real_p): Likewise.
19102 (fold_trunc_transparent_mathfn): Likewise.
19103 (fold_fixed_mathfn): Likewise.
19104 (fold_builtin_cabs): Likewise.
19105 (fold_builtin_sqrt): Likewise.
19106 (fold_builtin_cbrt): Likewise.
19107 (fold_builtin_cos): Likewise.
19108 (fold_builtin_cosh): Likewise.
19109 (fold_builtin_tan): Likewise.
19110 (fold_builtin_sincos): Likewise.
19111 (fold_builtin_cexp): Likewise.
19112 (fold_builtin_trunc): Likewise.
19113 (fold_builtin_floor): Likewise.
19114 (fold_builtin_ceil): Likewise.
19115 (fold_builtin_round): Likewise.
19116 (fold_builtin_int_roundingfn): Likewise.
19117 (fold_builtin_bitop): Likewise.
19118 (fold_builtin_bswap): Likewise.
19119 (fold_builtin_logarithm): Likewise.
19120 (fold_builtin_hypot): Likewise.
19121 (fold_builtin_pow): Likewise.
19122 (fold_builtin_powi): Likewise.
19123 (fold_builtin_exponent): Likewise.
19124 (fold_builtin_memset): Likewise.
19125 (fold_builtin_bzero): Likewise.
19126 (fold_builtin_memory_op): Likewise.
19127 (fold_builtin_bcopy): Deleted; call site changed to invoke
19128 fold_builtin_memory_op directly.
19129 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19130 (fold_builtin_strncpy): Likewise.
19131 (fold_builtin_memcmp): Likewise.
19132 (fold_builtin_strcmp): Likewise.
19133 (fold_builtin_strncmp): Likewise.
19134 (fold_builtin_signbit): Likewise.
19135 (fold_builtin_copysign): Likewise.
19136 (fold_builtin_isascii): Likewise.
19137 (fold_builtin_toascii): Likewise.
19138 (fold_builtin_isdigit): Likewise.
19139 (fold_builtin_fabs): Likewise.
19140 (fold_builtin_abs): Likewise.
19141 (fold_builtin_fmin_fmax): Likewise.
19142 (fold_builtin_carg): Likewise.
19143 (fold_builtin_classify): Likewise.
19144 (fold_builtin_unordered_cmp): Likewise.
19146 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19147 New functions split out from fold_builtin_1.
19148 (fold_builtin_n): New.
19149 (fold_builtin_varargs): New.
19150 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19152 (fold_call_expr): New.
19153 (build_function_call_expr): Rewrite to use new helper function.
19154 (fold_builtin_call_list): New.
19155 (build_call_expr): New.
19156 (fold_builtin_call_valist): New.
19157 (rewrite_call_expr): New.
19158 (validate_arg): New.
19159 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19160 of an arglist. Change return type to bool. Use new CALL_EXPR
19163 (fold_builtin_strstr): Pass call arguments individually instead
19164 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19165 accessors and constructors. Return NULL_TREE instead of 0.
19166 (fold_builtin_strchr): Likewise.
19167 (fold_builtin_strrchr): Likewise.
19168 (fold_builtin_strpbrk): Likewise.
19169 (fold_builtin_strcat): Likewise.
19170 (fold_builtin_strncat): Likewise.
19171 (fold_builtin_strspn): Likewise.
19172 (fold_builtin_strcspn): Likewise.
19173 (fold_builtin_fputs): Likewise.
19174 (fold_builtin_next_arg): Likewise.
19175 (fold_builtin_sprintf): Likewise.
19177 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19178 NULL_RTX instead of 0.
19179 (expand_builtin_memory_chk): Likewise.
19180 (maybe_emit_chk_warning): Likewise.
19181 (maybe_emit_sprintf_chk_warning): Likewise.
19183 (fold_builtin_object_size): Pass call arguments individually instead
19184 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19185 accessors and constructors. Return NULL_TREE instead of 0.
19186 (fold_builtin_memory_chk): Likewise.
19187 (fold_builtin_stxcpy_chk): Likewise.
19188 (fold_builtin_strncpy_chk): Likewise.
19189 (fold_builtin_strcat_chk): Likewise.
19190 (fold_builtin_strcat_chk): Likewise.
19191 (fold_builtin_strncat_chk): Likewise.
19192 (fold_builtin_sprintf_chk): Likewise.
19193 (fold_builtin_snprintf_chk): Likewise.
19194 (fold_builtin_printf): Likewise.
19195 (fold_builtin_vprintf): Likewise.
19197 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19199 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19200 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19201 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19202 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19203 (fold_unary): Likewise.
19204 (fold_binary): Likewise.
19205 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19206 ternary expressions.
19207 (fold): Add logic for tcc_vl_exp.
19208 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19209 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19210 (fold_build3_stat): Add assertion to flag broken interface for
19211 constructing CALL_EXPRs.
19212 (fold_build_call_list): New.
19213 (fold_build_call_list_initializer): New.
19214 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19216 (fold_strip_sign_ops): Likewise.
19218 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19219 Brooks Moses <brooks.moses@codesourcery.com>
19220 Lee Millward <lee.millward@codesourcery.com>
19222 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19223 accessors and dump arguments explicitly.
19225 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19227 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19229 (print_call_name): Use new CALL_EXPR accessors.
19231 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19232 CALL_EXPR arguments explicitly instead of as a list. Use
19233 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19235 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19236 (vrp_visit_stmt): Likewise.
19238 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19239 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19241 (force_move_till_expr): Likewise.
19243 * targhooks.c (default_external_stack_protect_fail): Use
19244 build_call_expr instead of build_function_call_expr.
19245 (default_hidden_stack_protect_fail): Likewise.
19247 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19250 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19251 and walk arguments explicitly.
19253 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19254 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19255 (expand_simple_operations): Likewise.
19256 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19258 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19259 of TREE_CODE_LENGTH.
19260 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19262 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19263 instead of TREE_CODE_LENGTH.
19265 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19266 (tree_ic_transform): Likewise.
19267 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19268 parameter instead of arglist. Fix callers.
19269 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19270 (tree_stringops_transform): Likewise.
19271 (tree_indirect_call_to_profile): Likewise.
19272 (tree_stringops_values_to_profile): Likewise.
19274 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19275 (eliminate_tail_call): Likewise.
19277 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19279 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19280 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19282 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19284 * omp-low.c (build_omp_barrier): Use build_call_expr.
19285 (lower_rec_input_clauses): Likewise.
19286 (lower_reduction_clauses): Likewise.
19287 (expand_parallel_call): Likewise.
19288 (maybe_catch_exception): Likewise.
19289 (expand_omp_for_generic): Likewise.
19290 (expand_omp_for_static_nochunk): Likewise.
19291 (expand_omp_sections): Likewise.
19292 (lower_omp_single_simple): Likewise.
19293 (lower_omp_single_copy): Likewise.
19294 (lower_omp_master): Likewise.
19295 (lower_omp_ordered): Likewise.
19296 (lower_omp_critical): Likewise.
19298 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19299 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19301 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19302 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19303 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19305 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19306 and generalize to handle any number of operands.
19307 (chrec_contains_undetermined): Likewise.
19308 (tree_contains_chrecs): Likewise.
19309 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19311 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19313 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19314 fold_call_expr instead of fold_builtin.
19315 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19316 match declarations there.
19317 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19320 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19321 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19323 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19324 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19326 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19329 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19330 (execute_cse_sincos): Use new CALL_EXPR accessors.
19332 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19334 * gimple-low.c (lower_function_body): Use build_call_expr.
19335 (lower_builtin_setjmp): Likewise.
19337 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19338 (set_storage_via_libcall): Likewise.
19339 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19340 instead of TREE_CODE_LENGTH.
19341 (expand_expr_real_1): Use new CALL_EXPR accessors.
19343 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19344 generalize to handle any number of operands.
19345 (TB_parent_eq): Likewise.
19347 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19348 (strip_builtin_expect): Likewise.
19350 * function.c (gimplify_parameters): Use build_call_expr.
19352 * tree-vectorizer.c (vect_is_simple_reduction): Use
19353 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19355 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19356 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19358 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19361 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19362 (gimplify_decl_expr): Likewise.
19363 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19364 Use new CALL_EXPR iterators.
19365 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19366 (gimplify_modify_expr_to_memset): Likewise.
19367 (gimplify_variable_sized_compare): Likewise.
19368 (gimplify_omp_atomic_fetch_op): Likewise.
19369 (gimplify_omp_atomic_pipeline): Likewise.
19370 (gimplify_omp_atomic_mutex): Likewise.
19371 (gimplify_function_tree): Likewise.
19373 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19374 (call_expr_flags): Likewise.
19375 (expand_call): Likewise.
19377 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19378 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19381 * coverage.c (create_coverage): Use build_call_expr.
19383 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19384 (temp_call_expr_obstack): New.
19385 (pool_copy_list): Delete.
19386 (temp_copy_call_expr): New.
19387 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19388 CALL_EXPR accessors. Get rid of special goo for copying argument
19389 lists and use temp_copy_call_expr instead.
19390 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19391 CALL_EXPR accessors.
19392 (create_expression_by_pieces): Likewise. Use build_call_array
19393 to construct the result instead of fold_build3.
19394 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19395 dealing with argument lists.
19396 (init_pre): Remove references to expression_node_pool and
19397 list_node_pool. Init temp_call_expr_obstack instead.
19398 (fini_pre): Remove references to expression_node_pool and
19401 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19402 and walk arguments explicitly instead of as a list.
19404 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19405 (mx_register_decls): Likewise.
19406 (mudflap_register_call): Likewise.
19407 (mudflap_finish_file): Likewise.
19409 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19410 (ipa_callsite_compute_param): Likewise.
19412 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19413 accessors and constructor.
19415 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19416 accessors and constructor.
19417 (convert_tramp_reference): Likewise.
19418 (convert_call_expr): Likewise.
19419 (finalize_nesting_tree_1): Likewise.
19421 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19424 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19426 * tree-inline.c (initialize_inlined_parameters): Pass entire
19427 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19429 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19430 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19432 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19433 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19434 (vectorizable_reduction): Likewise.
19435 (vectorizable_call): Use new CALL_EXPR iterators.
19436 (vectorizable_conversion): Use build_call_expr.
19437 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19438 (vect_gen_widened_results_half): Use build_call_expr.
19439 (vect_setup_realignment): Likewise.
19440 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19442 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19443 (pass_through_call): Likewise.
19444 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19447 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19448 (tree_gen_pow2_profiler): Likewise.
19449 (tree_gen_one_value_profiler): Likewise.
19450 (tree_gen_ic_func_profiler): Likewise.
19451 (tree_gen_average_profiler): Likewise.
19452 (tree_gen_ior_profiler): Likewise.
19454 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19455 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19456 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19458 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19459 of TREE_CODE_LENGTH.
19461 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19462 of TREE_CODE_LENGTH.
19464 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19466 (convert_to_integer): Likewise.
19468 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19471 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19472 Brooks Moses <brooks.moses@codesourcery.com>
19473 Lee Millward <lee.millward@codesourcery.com>
19475 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19477 * config/frv/frv.c (frv_expand_builtin): Likewise.
19478 * config/s390/s390.c (s390_expand_builtin): Likewise.
19480 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19481 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19483 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19484 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19485 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19486 (ix86_expand_store_builtin): Likewise.
19487 (ix86_expand_unop_builtin): Likewise.
19488 (ix86_expand_unop1_builtin): Likewise.
19489 (ix86_expand_sse_compare): Likewise.
19490 (ix86_expand_sse_comi): Likewise.
19491 (ix86_expand_vec_init_builtin): Likewise.
19492 (ix86_expand_vec_ext_builtin): Likewise.
19493 (ix86_expand_vec_set_builtin): Likewise.
19494 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19496 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19497 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19499 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19500 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19501 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19503 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19505 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19506 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19507 arglist. Use new CALL_EXPR accessors. Fix callers.
19508 (altivec_expand_abs_builtin): Likewise.
19509 (rs6000_expand_binop_builtin): Likewise.
19510 (altivec_expand_predicate_builtin): Likewise.
19511 (altivec_expand_lv_builtin): Likewise.
19512 (spe_expand_stv_builtin): Likewise.
19513 (altivec_expand_stv_builtin): Likewise.
19514 (rs6000_expand_ternop_builtin): Likewise.
19515 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19516 (altivec_expand_st_builtin): Likewise.
19517 (altivec_expand_dst_builtin): Likewise.
19518 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19519 arglist. Use new CALL_EXPR accessors. Fix callers.
19520 (altivec_expand_vec_set_builtin): Likewise.
19521 (altivec_expand_vec_ext_builtin): Likewise.
19522 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19523 (spe_expand_builtin): Likewise.
19524 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19525 arglist. Use new CALL_EXPR accessors. Fix callers.
19526 (spe_expand_evsel_builtin): Likewise.
19527 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19528 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19530 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19531 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19532 (arm_expand_unop_builtin): Likewise.
19533 (arm_expand_builtin): Use new CALL_EXPR accessors.
19535 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19538 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19539 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19541 (bfin_expand_unop_builtin): Likewise.
19542 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19544 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19545 Brooks Moses <brooks.moses@codesourcery.com>
19546 Lee Millward <lee.millward@codesourcery.com>
19548 * c-semantics.c (build_stmt): Add internal diagnostic check.
19550 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19551 accessors. Print arguments explicitly instead of as a list.
19553 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19555 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19556 (c_finish_omp_flish): Likewise.
19558 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19559 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19560 instead of TREE_CODE_LENGTH.
19561 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19562 (c_warn_unused_result): Likewise.
19564 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19567 * doc/invoke.texi (Warning Options): Remove
19568 -Werror-implicit-function-declaration.
19569 (Wimplicit-function-declaration): Update description.
19570 * opts.c (common_handle_option): Move handling of -Werror=* to...
19571 (enable_warning_as_error): ...here.
19572 * opts.h (enable_warning_as_error): Declare.
19573 * c-decl.c (implicit_decl_warning): Unless
19574 -Wno-implicit-function-declaration is given, emit a pedwarn if
19575 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19576 * c.opt (Wimplicit-function-declaration): Replace
19577 mesg_implicit_function_declaration with
19578 warn_implicit_function_declaration.
19579 * c-opts.c (c_common_handle_option):
19580 -Werror-implicit-function-declaration is exactly equal as
19581 -Werror=implicit-function-declaration.
19582 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19583 warn_implicit_function_declaration.
19584 (c_common_post_options): -Wimplict-function-declaration is enabled
19585 by default by -std=c99, otherwise is disabled by default.
19586 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19588 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19590 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19591 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19592 former is ignored but not the latter.
19594 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19596 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19597 is made and the reference doesn't use the alias set of its type,
19598 do not create the temporary using that type.
19600 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19602 * jump.c: Remove prototypes for delete_computation and
19603 delete_prior_computation.
19605 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19607 * jump.c (get_label_after): Delete.
19608 (get_label_before, delete_computation, delete_jump,
19609 delete_prior_computation, follow_jumps): Move...
19610 * reorg.c (delete_computation, delete_prior_computation): ... here...
19611 (get_label_before, delete_jump): ... making these static ...
19612 (follow_jumps): ... and simplifying this since it only runs after
19614 * rtl.h (get_label_after, get_label_before, delete_jump,
19615 follow_jumps): Delete prototypes.
19617 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19619 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19621 2007-02-15 Nick Clifton <nickc@redhat.com>
19623 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19624 order to prevent it from being munged by the target.
19626 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19628 * config/i386/i386.md: Remove misleading comment.
19630 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19632 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19633 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19636 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19638 * tree-sra.c (instantiate_missing_elements): Canonicalize
19640 (sra_build_assignment): New.
19641 (generate_copy_inout, generate_element_copy,
19642 generate_element_zero, generate_one_element_init): Use it.
19644 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19646 * tree-sra.c (instantiate_missing_elements): Canonicalize
19648 (sra_build_assignment): New.
19649 (generate_copy_inout, generate_element_copy,
19650 generate_element_zero, generate_one_element_init): Use it.
19652 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19654 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19657 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19659 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19660 types as aggregates not scalars.
19661 * function.c (assign_stack_temp_for_type): Likewise.
19663 2007-02-14 Roger Sayle <roger@eyesopen.com>
19664 Zdenek Dvorak <dvorakz@suse.cz>
19666 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19669 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19671 * passes.c (next_pass_1): Clear the next field of the copied
19674 2007-02-14 Richard Henderson <rth@redhat.com>
19676 * tree-sra.c (early_sra): New.
19677 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19678 (tree_sra_early, pass_sra_early): New.
19679 * tree-pass.h (pass_sra_early): Declare.
19680 * passes.c (init_optimization_passes): Use it.
19682 2007-02-14 Richard Guenther <rguenther@suse.de>
19684 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19686 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19688 PR tree-optimization/30771
19689 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19691 (vect_analyze_operations): Induction phis can now be marked as
19693 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19694 Update documentation accordingly.
19696 2007-02-14 Nick Clifton <nickc@redhat.com>
19698 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19699 most 3 arguments are supported.
19700 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19702 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19704 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19705 Ensure dst->current is valid.
19707 2007-02-13 Paul Brook <paul@codesourcery.com>
19709 * config.gcc: Add arm*-*-uclinux-*eabi.
19710 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19711 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19712 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19713 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19714 (LINK_SPEC): Define.
19715 (LIB_SPEC): Define.
19716 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19718 * config/arm/uclinux-eabi.h: New file.
19719 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19720 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19723 2007-02-13 Ian Lance Taylor <iant@google.com>
19725 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19726 * flags.h (warn_strict_overflow): Declare.
19727 (enum warn_strict_overflow_code): Define.
19728 (issue_strict_overflow_warning): New static inline function.
19729 * opts.c (warn_strict_overflow): New variable.
19730 (common_handle_option): Handle OPT_Wstrict_overflow and
19731 OPT_Wstrict_overflow_.
19732 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19734 * fold-const.c: Include intl.h.
19735 (fold_deferring_overflow_warnings): New static variable.
19736 (fold_deferred_overflow_warning): New static variable.
19737 (fold_deferred_overflow_code): New static variable.
19738 (fold_defer_overflow_warnings): New function.
19739 (fold_undefer_overflow_warnings): New function.
19740 (fold_undefer_and_ignore_overflow_warnings): New function.
19741 (fold_deferring_overflow_warnings_p): New function.
19742 (fold_overflow_warning): New static function.
19743 (make_range): Add strict_overflow_p parameter. Change all
19745 (extract_muldiv, extract_muldiv_1): Likewise.
19746 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19747 tree_expr_nonnegative_p.
19748 (fold_negate_expr): Call fold_overflow_warning.
19749 (fold_range_test): Likewise.
19750 (fold_comparison): Likewise.
19751 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19752 instead of tree_expr_nonnegative_p.
19753 (tree_expr_nonnegative_warnv_p): Rename from
19754 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19755 (tree_expr_nonnegative_p): New function.
19756 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19757 strict_overflow_p parameter.
19758 (tree_expr_nonzero_p): New function.
19759 * passes.c (verify_interpass_invariants): New static function.
19760 (execute_one_pass): Call it.
19761 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19763 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19764 (estimate_numbers_of_iterations): Likewise.
19765 (scev_probably_wraps_p): Likewise.
19766 * tree-ssa-ccp.c: Include "toplev.h".
19767 (evaluate_stmt): Defer fold overflow warnings until we know we are
19769 (struct fold_stmt_r_data): Add stmt field.
19770 (fold_stmt_r): Defer fold overflow warnings until we know we
19772 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19773 (fold_stmt_inplace): Likewise.
19774 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19775 (cleanup_control_expr_graph): Defer fold overflow warnings until
19776 we know we are going to optimize.
19777 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19778 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19780 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19781 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19782 * tree-ssa-loop-manip.c (create_iv): Likewise.
19783 * c-typeck.c (build_conditional_expr): Likewise.
19784 (build_binary_op): Likewise.
19785 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19786 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19787 (extract_range_from_unary_expr): Likewise.
19788 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19789 assuming that signed overflow does not occur.
19790 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19791 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19792 (fold_defer_overflow_warnings): Declare.
19793 (fold_undefer_overflow_warnings): Declare.
19794 (fold_undefer_and_ignore_overflow_warnings): Declare.
19795 (fold_deferring_overflow_warnings_p): Declare.
19796 (tree_expr_nonzero_warnv_p): Declare.
19797 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19798 of warning options.
19799 (Warning Options): Document -Wstrict-overflow.
19800 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19801 (tree-ssa-ccp.o): Likewise.
19802 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19803 (fold-const.o): Depend on intl.h.
19805 2007-02-13 Ian Lance Taylor <iant@google.com>
19807 PR middle-end/30751
19808 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19811 2007-02-13 Stuart Hastings <stuart@apple.com>
19813 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19815 2007-02-13 Richard Henderson <rth@redhat.com>
19817 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19818 handled_component_p before looking for the indirect_ref.
19820 2007-02-13 Richard Henderson <rth@redhat.com>
19822 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19823 remove flags clobber.
19824 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19825 (bswaphi_lowpart): New.
19826 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19827 remove TARGET_BSWAP test. Delete expander of the same name.
19829 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19830 (expand_unop): Use them.
19832 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19834 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19835 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19836 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19837 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19838 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19839 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19840 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19841 assembler dialect choice from asm templates.
19843 2007-02-12 Richard Henderson <rth@redhat.com>
19845 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19846 (fixuns_trunc<SSEMODEF>si2): Use it.
19847 * config/i386/sse.md (vec_setv4sf_0): Export.
19848 * config/i386/i386.c (ix86_build_const_vector): Export.
19849 (ix86_split_convert_uns_si_sse): Rename from
19850 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19851 * config/i386/i386-protos.h: Update.
19853 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19856 * c-typeck.c (c_finish_return): Improve warning message.
19858 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19860 * alias.c (find_symbolic_term): Delete unused function.
19862 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19864 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19865 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19866 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19868 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19870 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19871 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19872 the function, temporarily point the debug interface to the null one.
19874 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19876 * dwarf2out.c (round_up_to_align): New static function.
19877 (field_byte_offset): Use it to round the offset.
19879 2007-02-12 Richard Henderson <rth@redhat.com>
19881 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19882 (inswl_const): Export.
19884 2007-02-12 Richard Henderson <rth@redhat.com>
19886 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19887 result mode of the libcall, convert back to outmode.
19889 2007-02-12 Roger Sayle <roger@eyesopen.com>
19891 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19892 (bswapdi2): New define_expand to implement 32-bit implementation.
19894 2007-02-12 Nick Clifton <nickc@redhat.com>
19896 * doc/invoke.texi (Overall Options): Document --help=.
19897 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19898 (cc1_options): Pass --help= on to cc1.
19899 (display_help): Add description of --help=.
19900 (process_command): Add code to handle --help=. Allow translated
19901 --help and --target-help switches to be passed on to compiler
19903 (main): Remove unused if statement.
19904 * opts.c (columns): Remove.
19905 (LEFT_COLUMN): Define.
19906 (wrap_help): Add columns argument.
19907 (print_filtered_help): Change parameters to be an include bitmask,
19908 an exclude bitmask, an any bitmask and the column width. Move the
19909 code to display the params list here. Add code to display the
19910 status of options rather than their descriptions if the quiet flag
19912 (print_specific_help): Change parameters to be an include bitmask,
19913 an exclude bitmask and an any bitmask. Move code to look up the
19914 column width here. Decide upon the title for an options listing.
19915 (common_handle_options): Add code to handle --help=. Adapt code
19916 for --help and --target-help to use the revised form of the
19917 print_specific_help function.
19918 (print_help): Delete.
19919 (print_param_help): Delete.
19920 (print_switch): Delete.
19921 * opts.h (cl_lang_count): Add prototype.
19922 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19923 CL_MAX_OPTION_CLASS): New defines.
19924 * optc-gen.awk: Add construction of cl_lang_count.
19925 * c.opt: Add Warning attribute to warning options and Optimization
19926 attribute to optimization options.
19927 * common.opt: Likewise.
19929 Add -fhelp and -ftarget-help as aliases for the transformed --help
19930 and --target-help options.
19931 * opt-functions.awk: Add code to handle Warning and Optimization
19934 2007-02-12 Richard Henderson <rth@redhat.com>
19936 * config/alpha/constraints.md: New file.
19937 * config/alpha/alpha.c: Include tm-constrs.h.
19938 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19939 alpha_extra_constraint): Remove.
19940 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19941 * config/alpha/alpha-protos.h: Update.
19942 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19943 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19944 (EXTRA_CONSTRAINT): Remove.
19945 * config/alpha/alpha.md: Include constraints.md.
19946 (adddi splitter): Use satisfies_constraint_*.
19947 * config/alpha/predicates.md (add_operand): Likewise.
19948 (sext_add_operand, addition_operation): Likewise.
19950 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19952 PR tree-optimization/29145
19953 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19954 in our handling of restrict qualified pointers.
19956 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19959 * doc/invoke.texi (Wunused-value): Update description.
19960 (Wextra): Delete item.
19961 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19962 value of Wunused-value.
19963 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19964 (c_finish_stmt_expr): Don't check extra_warnings.
19965 (emit_side_effect_warnings): The caller is responsible to check
19968 2007-02-11 Roger Sayle <roger@eyesopen.com>
19969 Matt Thomas <matt@3am-software.com>
19971 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19973 2007-02-11 Roger Sayle <roger@eyesopen.com>
19975 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19976 comparisons of POPCOUNT against zero.
19977 (simplify_const_relational_operation): Likewise.
19979 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19981 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19983 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19985 * dwarf2out.c (root_type): Delete unused function.
19987 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19989 * genattrtab.c (contained_in_p): Delete unused function.
19990 (write_expr_attr_cache): Likewise.
19992 2007-02-11 Jan Hubicka <jh@suse.cz>
19994 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19997 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19999 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20000 to add the REG_EQ* note.
20001 * see.c (see_merge_one_use_extension): Likewise.
20002 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20003 turn REG_EQUAL notes into REG_EQUIV notes if the target
20004 register may have more than one set.
20005 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20006 * gcse.c (try_replace_reg): Likewise.
20007 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20008 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20009 more than one REG_EQUIV note.
20010 * reload1.c (gen_reload): Use set_unique_reg_note.
20012 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20014 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20015 (ix86_builtin_conversion): New function.
20017 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20020 * tree.h (DECL_REPLACEABLE_P): New macro.
20021 * except.c (set_nothrow_function_flags): Likewise.
20023 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20024 Ira Rosen <irar@il.ibm.com>
20025 Dorit Nuzman <dorit@il.ibm.com>
20027 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20028 * targhooks.c (default_builtin_vectorized_conversion): New.
20029 * targhooks.h (default_builtin_vectorized_function): New declaration.
20030 * target.h (struct vectorize): Add builtin_conversion field.
20031 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20032 stmt_vec_info_type value.
20033 (vectorizable_conversion): New declaration.
20034 * tree-vect-analyze.c (vect_analyze_operations): Add
20035 vectorizable_conversion call.
20036 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20037 * tree-vect-transform.c (vectorizable_conversion): New function.
20038 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20039 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20041 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20042 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20043 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20044 or ALTIVEC_BUILTIN_VCFSX.
20046 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20049 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20050 CONST_DOUBLE and operand 0 is a hard register.
20051 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20052 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20053 is a hard floating-point register.
20055 2007-02-10 Richard Henderson <rth@redhat.com>
20056 Jakub Jelinek <jakub@redhat.com>
20057 Alexandre Oliva <aoliva@redhat.com>
20059 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20060 * builtin-types.def (BT_WORD): Make unsigned.
20061 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20062 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20063 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20064 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20065 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20066 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20068 * expr.c (emutls_var_address): New.
20069 (expand_expr_real_1): Expand emulated tls.
20070 (expand_expr_addr_expr_1): Likewise.
20071 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20072 * output.h (emutls_finish): Declare.
20073 * toplev.c (compile_file): Call it.
20074 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20075 address before wrapping in CONST.
20076 * varasm.c (emutls_htab, emutls_object_type): New.
20077 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20078 (get_emutls_object_name, get_emutls_object_type): New.
20079 (get_emutls_init_templ_addr, emutls_decl): New.
20080 (emutls_common_1, emutls_finish): New.
20081 (assemble_variable): When emulating tls, swap decls; generate
20082 constructor for the emutls objects.
20083 (do_assemble_alias): When emulating tls, swap decl and target name.
20084 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20086 * varpool.c (decide_is_variable_needed): Look at force_output.
20087 Recurse for emulated tls.
20088 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20089 with decide_is_variable_needed.
20090 * emutls.c: New file.
20091 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20092 tls_object for real tls.
20094 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20096 PR rtl-optimization/29599
20097 * reload1.c (eliminate_regs_in_insn): Take the destination
20098 mode into account when computing the offset.
20100 2007-02-09 Stuart Hastings <stuart@apple.com>
20101 Richard Henderson <rth@redhat.com>
20103 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20104 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20105 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20106 fixuns_truncdfhi2): New.
20107 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20108 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20109 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20110 (floatunssidf2): Allow nonimmediate source.
20111 * config/i386/sse.md (movdi_to_sse): New.
20112 (vec_concatv2di): Drop '*'.
20113 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20114 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20115 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20117 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20118 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20119 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20120 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20121 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20122 ix86_build_const_vector.
20123 (x86_emit_floatuns): Rewrite.
20125 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20127 * genautomata.c (longest_path_length): Delete unused function.
20128 (struct state): Delete unused longest_path_length.
20129 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20130 (get_free_state): Delete unused.
20132 2007-02-09 Jan Hubicka <jh@suse.cz>
20134 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20135 * doc/invoke.texi (inline-unit-growth): Update default value.
20137 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20138 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20139 (rebuild_cgraph_edges): Likewise.
20140 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20141 (dump_cgraph_node): Dump frequencies.
20142 (cgraph_clone_edge): Add frequency scales.
20143 (cgraph_clone_node): Add freuqnecy.
20144 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20145 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20146 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20147 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20148 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20149 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20150 (save_inline_function_body): Likewise.
20151 * ipa-inline.c: inluce rtl.h
20152 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20153 (cgraph_edge_badness): Use frequencies.
20154 (cgraph_decide_recursive_inlining): Update clonning.
20155 (cgraph_decide_inlining_of_small_function): Dump frequency.
20156 * predict.c (estimate_bb_frequencies): Export.
20157 * predict.h (estimate_bb_frequencies): Declare.
20158 * tree-inline.c (copy_bb): Watch overflows.
20159 (expand_call_inline): Update call of cgraph_create_edge.
20160 (optimize_inline_calls): Use TODO flags to update frequnecies.
20161 * passes.h: Include predict.h
20162 (init_optimization_passes): Move profile ahead.
20163 (execute_function_todo): Handle TODO_rebuild_frequencies.
20165 2007-02-09 Roger Sayle <roger@eyesopen.com>
20167 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20168 the insbl or inswl pattern into a register.
20170 2007-02-09 Roger Sayle <roger@eyesopen.com>
20172 * config/ia64/ia64.md (bswapdi2): New define_insn.
20174 2007-02-09 Richard Henderson <rth@redhat.com>
20176 * config/i386/constraints.md (Ym): New constraint.
20177 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20178 (movdi_1_rex64): Split sse and xmm general register moves from
20179 memory move alternatives. Use conditional register constraints.
20180 (movsf_1, movdf_integer): Likewise.
20181 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20182 (movdf_integer_rex64): New.
20183 (pushsf_rex64): Fix output constraints.
20184 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20185 (sse2_stored): Likewise.
20186 (sse2_storeq_rex64): New.
20187 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20188 amd and not generic.
20189 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20190 for optimize_size. Remove SF/DFmode hack.
20192 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20194 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20197 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20198 Richard Sandiford <richard@codesourcery.com>
20200 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20201 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20202 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20203 m68k/t-mlib to tmake_file.
20204 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20205 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20206 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20207 Allow it to be cf or m68k. Set m68k_arch_family. If that
20208 variable is not empty, add t-$m68k_arch_family to tmake_file.
20209 Add t-mlibs to tmake_file.
20210 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20211 * config/m68k/t-cf: New file.
20212 * config/m68k/t-m68k: Likewise.
20213 * config/m68k/t-mlibs: Likewise.
20214 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20215 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20216 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20217 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20218 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20220 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20221 (INSTALL_LIBGCC): Delete.
20222 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20223 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20224 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20225 (M68K_MLIB_CPU): Define.
20226 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20227 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20228 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20230 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20231 Richard Guenther <rguenther@suse.de>
20233 PR middle-end/23361
20234 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20235 against INT_MIN/INT_MAX.
20236 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20237 file if a loop is removed.
20239 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20241 * calls.c (store_one_arg): Pass correct alignment to
20242 emit_push_insn for non-BLKmode values.
20243 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20244 unaligned stack slot via a suitably aligned slot.
20246 2007-02-08 DJ Delorie <dj@redhat.com>
20248 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20250 (legal_subregs): Use unsigned char, make const.
20251 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20253 2007-02-08 Paul Brook <paul@codesourcery.com>
20255 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20256 special interworking needed.
20258 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20260 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20261 conditional to __SSE2__.
20262 (Entries below should have been added to first ChangeLog
20263 entry for amdfam10 dated 2007-02-05)
20264 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20266 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20268 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20271 2007-02-08 DJ Delorie <dj@redhat.com>
20273 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20274 * config/m32c/m32c.c (legal_subregs): New.
20275 (m32c_illegal_subreg_p): New.
20276 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20277 unsupported subregs of hard regs.
20279 2007-02-08 Jan Hubicka <jh@suse.cz>
20281 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20282 the same one; always update histograms.
20284 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20286 * passes.c (init_optimization_passes): Tidy comment.
20288 2007-02-08 Roger Sayle <roger@eyesopen.com>
20290 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20291 strip zero_extend, bswap and rotates from POCOUNT's argument.
20292 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20293 zero_extend and rotates from PARITY's argument.
20294 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20295 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20296 of an integer constant at compile-time.
20298 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20301 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20303 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20306 * tree-ssa-live.c (remove_unused_locals): Do not remove
20307 TREE_ADDRESSABLE variables.
20308 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20309 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20310 FOR_CLOBBER. Update all users.
20311 If VAR has an associated alias set, add a virtual operand for
20312 it if no alias is found to conflict with the memory reference.
20314 2007-02-07 Jan Hubicka <jh@suse.cz>
20315 Robert Kidd <rkidd@crhc.uiuc.edu>
20317 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20319 2007-02-07 Ian Lance Taylor <iant@google.com>
20321 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20323 2007-02-07 Roger Sayle <roger@eyesopen.com>
20325 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20326 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20327 tablejumpdi, movsi_to_cr_one): Remove constraints from
20328 define_expand's match_operands.
20330 2007-02-07 Roger Sayle <roger@eyesopen.com>
20332 * global.c (compute_regsets): Move declatation of "i" inside of
20333 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20335 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20338 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20339 of INDIRECT_REF <RESULT_DECL>.
20341 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20343 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20344 Kaz Kojima <kkojima@gcc.gnu.org>
20347 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20349 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20351 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20353 * doc/loop.texi: Document possibility not to perform disambiguation
20354 of loops with multiple latches.
20355 * cfgloopmanip.c (alp_enum_p): Removed.
20356 (add_loop): Handle subloops. Use get_loop_body_with_size.
20357 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20358 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20359 the new forwarder block.
20360 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20361 Handle the case latch is NULL.
20362 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20363 modifications when marking loop exits.
20364 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20366 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20367 disambiguate_loops_with_multiple_latches.
20368 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20369 before fix_loop_structure.
20370 * cfgloop.c: Include pointer-set.h and output.h.
20371 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20372 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20373 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20374 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20375 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20376 disambiguate_multiple_latches, get_loop_body_with_size,
20377 disambiguate_loops_with_multiple_latches): New functions.
20378 (flow_loop_dump): Dump multiple latch edges.
20379 (flow_loop_nodes_find): Handle loops with multiple latches.
20380 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20381 (glb_enum_p): Modified.
20382 (get_loop_body): Use get_loop_body_with_size.
20383 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20384 (AVOID_CFG_MODIFICATIONS): New constant.
20385 (disambiguate_loops_with_multiple_latches, add_loop,
20386 get_loop_body_with_size): Declare.
20387 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20389 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20391 PR inline-asm/28686
20392 * global.c (compute_regsets): New function.
20393 (global_alloc): Refactored ELIMINABLE_REGSET
20394 and NO_GLOBAL_ALLOC_REGS computation out.
20395 (rest_of_handle_global_alloc): Call compute_regsets()
20396 for non-optimizing case.
20398 2007-02-06 Richard Henderson <rth@redhat.com>
20400 * config/i386/constraints.md (Y2): Rename from Y.
20401 (Yi): New constraint.
20402 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20403 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20404 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20405 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20406 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20407 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20408 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20409 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20410 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20411 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20412 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20413 vec_extractv2si_1): Change Y constraints to Y2.
20414 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20415 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20416 Change Y constraints to Y2.
20417 (sse2_loadld): Change Y constraints to x.
20419 2007-02-06 Roger Sayle <roger@eyesopen.com>
20421 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20422 (parity<mode>2): New define_expand using rs6000_emit_parity.
20423 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20424 rs6000_emit_parity): New functions.
20425 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20426 rs6000_emit_parity): Prototype here.
20428 2007-02-06 Ian Lance Taylor <iant@google.com>
20430 * lower-subreg.c (simple_move_operand): Reject CONST.
20431 (resolve_clobber): Call validate_change rather than directly
20432 assigning to XEXP (pat, 0).
20434 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20436 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20437 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20438 (tree-cfg.o): Remove hashtab.h dependency.
20440 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20441 (struct ivopts_data): Change niters to pointer_map_t.
20442 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20443 (niter_for_exit): Create pointer_map on demand. Change for
20445 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20446 (free_loop_data): Destroy data->niters if created and reset field.
20447 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20448 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20450 * tree-ssa-reassoc.c: Include pointer-set.h.
20451 (bb_rank): Change to long *.
20452 (operand_rank): Change to pointer_map_t.
20453 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20454 (insert_operand_rank): Accept long.
20455 (operand_entry_hash, operand_entry_eq): Remove.
20456 (get_rank): Return long. Adjust for changes above.
20457 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20459 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20461 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20462 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20463 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20465 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20466 directly since it cannot be NULL.
20467 (get_vi_for_tree): Rewrite for pointer_map API.
20468 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20469 (init_alias_vars): Create vi_for_tree as pointer_map.
20470 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20472 * tree-cfg.c: Don't include hashtab.h.
20473 (edge_to_cases): Declare as pointer_map.
20474 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20476 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20477 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20478 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20480 (record_switch_edge): Delete.
20481 (get_cases_for_edge): Adjust for pointer_map API, inline
20482 record_switch_edge (rewritten for new API), remove goto.
20484 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20486 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20487 * tree-nested.c: Include pointer-set.h.
20488 (var_map_elt, var_map_eq, var_map_hash): Delete.
20489 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20490 to pointer_map_t's.
20491 (nesting_info_bitmap_obstack): New.
20492 (lookup_field_for_decl): Adjust for pointer_map API.
20493 (lookup_tramp_for_decl): Adjust for pointer_map API.
20494 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20495 (get_local_debug_decl): Adjust for pointer_map API.
20496 (convert_nl_goto_reference): Adjust for pointer_map API.
20497 (convert_nl_goto_receiver): Adjust for pointer_map API.
20498 (create_nesting_tree): Create outside GGC space. Create bitmap on
20499 the new obstack. Create field_map and var_map as pointer_maps.
20500 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20502 (lower_nested_functions): Move root here, no need to NULL it.
20503 Initialize and release the obstack.
20505 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20507 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20508 Remove prototypes and make them non-static.
20509 (struct tree_int_map): Remove.
20510 * tree.h (struct tree_int_map): Move here, turning TO into an
20512 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20514 * tree.h (TREE_COMPLEXITY): Remove.
20515 (struct tree_exp): Remove complexity field.
20516 * tree.c (build1_stat): Don't set it.
20518 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20519 Victor Kaplansky <victork@il.ibm.com>
20521 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20522 (vect_is_simple_reduction): Support reduction with induction as
20523 one of the operands.
20524 (vect_is_simple_iv_evolution): Fix formatting.
20525 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20526 formatting. Don't mark induction phis for vectorization.
20527 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20528 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20529 (vect_get_vec_def_for_operand): Support induction.
20530 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20532 (vectorizable_reduction): Support reduction with induction as one of
20534 (vectorizable_type_demotion): Use def-type of stmt argument rather
20535 than dummy def-type.
20537 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20538 flag_tree_scev_cprop.
20539 * common.opt (tree-scev-cprop): New flag.
20541 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20542 call to vect_get_new_vect_var.
20544 2007-02-06 Ira Rosen <irar@il.ibm.com>
20546 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20547 vectype is not NULL.
20548 (vect_pattern_recog_1): Likewise.
20550 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20552 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20553 (fold_negate_expr): Likewise.
20555 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20558 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20559 even if cv-qualification is the same.
20561 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20563 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20564 __enable_execute_stack on completion.
20566 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20568 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20569 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20570 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20571 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20572 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20573 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20574 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20575 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20577 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20579 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20580 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20581 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20582 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20583 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20584 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20585 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20586 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20587 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20588 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20589 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20590 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20591 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20592 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20593 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20594 sqrtextenddfxf2_i387): Added amdfam10_decode.
20596 * config/i386/athlon.md (athlon_idirect_amdfam10,
20597 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20598 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20599 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20600 athlon_ivector_store_amdfam10): New define_insn_reservation.
20601 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20604 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20606 * config/i386/athlon.md (athlon_call_amdfam10,
20607 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20608 define_insn_reservation.
20609 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20610 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20611 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20613 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20615 * config/i386/athlon.md (athlon_sseld_amdfam10,
20616 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20617 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20619 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20621 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20622 define_insn_reservation.
20623 * config/i386/i386.md (sseins): Added sseins to define_attr type
20624 and define_attr unit.
20625 * config/i386/sse.md: Set type attribute to sseins for insertq
20628 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20630 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20631 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20632 ssecomi_load_amdfam10, ssecomi_amdfam10,
20633 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20634 define_insn_reservation.
20635 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20637 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20639 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20640 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20641 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20642 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20643 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20644 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20645 define_insn_reservation.
20647 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20648 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20649 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20650 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20651 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20653 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20655 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20656 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20657 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20658 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20659 athlon_ssemul_load_k8): Added amdfam10.
20661 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20663 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20664 (x86_sse_unaligned_move_optimal): New variable.
20666 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20668 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20669 for unaligned vector SSE double/single precision loads for AMDFAM10.
20671 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20673 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20674 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20675 Define TARGET_CPU_DEFAULT_amdfam10.
20676 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20677 (processor_type): Add PROCESSOR_AMDFAM10.
20679 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20680 processor_type in config/i386/i386.h.
20681 Enable imul peepholes for TARGET_AMDFAM10.
20683 * config.gcc: Add support for --with-cpu option for amdfam10.
20685 * config/i386/i386.c (amdfam10_cost): New variable.
20686 (m_AMDFAM10): New macro.
20687 (m_ATHLON_K8_AMDFAM10): New macro.
20688 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20689 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20690 x86_promote_QImode, x86_integer_DFmode_moves,
20691 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20692 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20693 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20694 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20695 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20696 Enable/disable for amdfam10.
20697 (override_options): Add amdfam10_cost to processor_target_table.
20698 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20699 processor_alias_table.
20700 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20701 (ix86_adjust_cost): Add code for amdfam10.
20703 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20705 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20706 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20707 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20708 * config/i386/i386.h: Add builtin definition for SSE4A.
20709 * config/i386/i386.md: Add support for ABM instructions
20710 (popcnt and lzcnt).
20711 * config/i386/sse.md: Add support for SSE4A instructions
20712 (movntss, movntsd, extrq, insertq).
20713 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20714 Add -march=amdfam10 flag.
20715 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20716 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20718 * doc/extend.texi: Add documentation for SSE4A builtins.
20720 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20722 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20724 2007-02-05 Richard Guenther <rguenther@suse.de>
20726 * tree-vectorizer.h (vectorizable_function): Add argument type
20727 argument, change return type.
20728 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20729 * tree-vect-transform.c (vectorizable_function): Handle extra
20730 argument, return vectorized function decl.
20731 (build_vectorized_function_call): Remove.
20732 (vectorizable_call): Handle calls with result and argument types
20733 differing. Handle loop vectorization factor correctly.
20734 * targhooks.c (default_builtin_vectorized_function): Adjust for
20736 * targhooks.h (default_builtin_vectorized_function): Likewise.
20737 * target.h (builtin_vectorized_function): Add argument type
20739 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20740 extra argument, allow vectorizing of lrintf.
20741 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20742 documentation of target hook.
20744 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20747 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20748 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20749 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20751 2007-02-05 Roger Sayle <roger@eyesopen.com>
20753 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20754 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20755 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20756 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20757 before canonicalizing sincos to cexpi.
20758 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20760 2007-02-05 Roger Sayle <roger@eyesopen.com>
20762 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20763 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20764 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20766 2007-02-05 Roger Sayle <roger@eyesopen.com>
20768 * mips-tfile.c (initialize_init_file): Correct endianness test.
20770 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20772 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20773 the 'y' constraint.
20775 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20777 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20778 saves in a PARALLEL before the register assignments.
20780 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20782 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20783 DWARF_FRAME_RETURN_COLUMN to be a general register.
20784 * dwarf2out.c (init_return_column_size): New function, split from...
20785 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20786 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20787 to be nongeneral registers.
20788 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20790 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20791 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20793 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20795 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20797 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20799 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20800 (remove_path): Use can_remove_branch_p and remove_branch instead
20801 of loop_delete_branch_edge.
20802 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20803 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20804 Update profile using scale_dominated_blocks_in_loop.
20805 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20806 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20807 (can_remove_branch_p, remove_branch): Declare.
20808 * tree-cfg.c (tree_can_remove_branch_p): New function.
20809 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20810 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20811 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20813 2007-02-05 Jan Hubicka <jh@suse.cz>
20815 PR middle-end/30696
20816 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20817 nodes in cgraph, don't remove offline copy of the function.
20819 2007-02-04 Jan Hubicka <jh@suse.cz>
20821 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20822 vectors might cause maybe_lookup_element_for_expr to be called
20823 on non-sra-candidate.
20825 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20827 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20828 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20829 spelling conventions.
20831 2007-02-04 Richard Guenther <rguenther@suse.de>
20833 PR middle-end/30636
20834 * fold-const.c (try_move_mult_to_index): Make sure to not
20835 overflow one dimension of a multi-dimensional array access.
20837 2007-02-04 Jan Hubicka <jh@suse.cz>
20839 * passes.c (init_optimization_passes): Reindent.
20841 2007-02-04 Jan Hubicka <jh@suse.cz>
20842 Eric Botcazou <ebotcazou@adacore.com>
20844 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20845 (execute_fixup_cfg): Break out the abnormal goto code.
20846 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20847 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20848 (optimize_inline_calls): Call make_nonlocal_label_edges.
20850 2007-02-04 Jan Hubicka <jh@suse.cz>
20852 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20853 true when something was changed.
20854 (rename_ssa_copies): When something was changed, do
20855 TODO_remove_unused_locals.
20856 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20857 add TODO_remove_unused_locals when instruction was removed.
20859 2007-02-04 Jan Hubicka <jh@suse.cz>
20861 * ipa-inline.c (try_inline): Improve debug output; work on already
20863 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20864 call try_inline for already inlined edges too when flattening;
20865 inline also functions that make callee growth but overall unit size
20868 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20870 * config/m32c/bitops.md, config/m32c/jump.md,
20871 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20872 config/m32r/m32r.h, config/m32r/m32r.md,
20873 config/m32r/predicates.md, config/m68hc11/larith.asm,
20874 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20875 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20876 config/mips/mips-protos.h, config/mips/mips.c,
20877 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20878 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20879 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20880 spelling conventions.
20882 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20883 Follow spelling conventions.
20885 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20887 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20888 warn about C++0x compatibility.
20890 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20892 * config/h8300/h8300.c, config/h8300/h8300.h,
20893 config/h8300/h8300.md: Follow spelling conventions.
20895 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20897 PR middle-end/30667
20898 * combine.c (try_combine): Do not substitute source operand
20899 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20901 2007-02-03 Jan Hubicka <jh@suse.cz>
20903 PR gcov-profile/30650
20904 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20905 do not divide by zero for never executed counters.
20906 (tree_find_values_to_profile): Fix counters.
20907 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20909 2007-02-03 Ian Lance Taylor <iant@google.com>
20911 * lower-subreg.c (simple_move_operand): New static function,
20912 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20914 (simple_move): Call simple_move_operand.
20915 (find_decomposable_subregs): Add special handling of MEMs.
20916 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20917 meaning of return value. If we see a hard register, test whether
20918 it can store a word_mode value. Change all callers.
20920 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20922 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20923 ftrapv insns and expanders.
20924 (subdi3): Change define_expand operand 1 to arith11_operand, and
20925 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20926 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20927 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20930 PR middle-end/30174
20931 * varasm.c (notice_global_symbol): Treat global objects as weak when
20932 flag_shlib is true.
20934 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20936 * emit-rtl.c (dconstpi): Delete.
20937 (dconstsqrt2): New.
20938 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20939 * real.h (dconstpi): Delete.
20940 (dconstsqrt2): New.
20941 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20942 (fold_builtin_hypot): Likewise.
20944 2007-02-03 Tom Tromey <tromey@redhat.com>
20947 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20948 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20950 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20952 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20953 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20954 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20955 config/rs6000/cell.md, config/rs6000/darwin.h,
20956 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20957 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20958 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20959 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20960 typos. Follow spelling conventions.
20961 * doc/invoke.texi: Follow spelling conventions.
20963 2007-02-03 Roger Sayle <roger@eyesopen.com>
20965 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20966 canonicalization transformations that attempt to simplify integer
20967 constant comparisons to become comparisons against zero.
20969 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20971 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20973 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20974 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20976 2007-02-02 Mike Stump <mrs@apple.com>
20978 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20979 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20980 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20981 generate a branch island.
20983 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20985 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20986 (xtensa_legitimate_address_p): New.
20987 (xtensa_legitimize_address): New.
20988 (xtensa_output_addr_const_extra): New.
20989 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20991 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20992 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20993 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20994 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20995 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20996 (xtensa_legitimize_address): New.
20997 (xtensa_output_addr_const_extra): New.
20999 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21001 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21003 2007-02-02 Ian Lance Taylor <iant@google.com>
21005 * expmed.c (expand_divmod): Add comment.
21007 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21009 * emit-rtl.c (renumber_insns): Remove.
21010 * flags.h: Remove the extern for flag_renumber_insns.
21011 * rtl.h: Remove the prototype for renumber_insns.
21012 * toplev.c (flag_renumber_insns): Remove.
21014 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21016 Revert for x86 darwin:
21017 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21019 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21020 code before the following patch under TARGET_MACHO.
21021 (ix86_function_value_regno_p): Likewise.
21023 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21025 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21028 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21031 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21032 loads to general or fp registers. Add comments.
21033 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21035 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21037 * pointer-set.c (insert_aux): Only return insertion slot.
21038 (pointer_set_insert): Adjust.
21039 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21040 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21041 pointer_map_traverse): New.
21042 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21043 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21044 pointer_map_contains, pointer_map_traverse): Declare.
21046 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21048 PR middle-end/30473
21049 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21050 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21052 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21054 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21056 (struct _dep): New type.
21057 (dep_t): New typedef.
21058 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21059 (DEP_STATUS): New access macro. The macro with the same name was
21060 renamed to DEP_LINK_STATUS.
21061 (dep_init): Declare function
21063 (struct _dep_link): New type.
21064 (dep_link_t): New typedef.
21065 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21066 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21067 (DEP_LINK_STATUS): New macro.
21068 (debug_dep_links): New debug function.
21070 (struct _deps_list): New type.
21071 (deps_list_t): New typedef.
21072 (DEPS_LIST_FIRST): New access macro.
21073 (FOR_EACH_DEP_LINK): New cycle macro.
21074 (create_deps_list, free_deps_list, delete_deps_list): Declare
21076 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21077 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21078 (copy_deps_list_change_con): Ditto.
21080 (move_dep_link): Declare function.
21082 (struct _dep_node): New type.
21083 (dep_node_t): New typedef.
21084 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21086 (struct haifa_insn_data.back_deps): New field to hold backward
21087 dependencies of the insn.
21088 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21090 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21091 Change its type to deps_list_t.
21092 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21093 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21094 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21096 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21098 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21100 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21102 (dep_cost): Declare.
21104 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21105 (ds_to_dk, dk_to_ds): New functions.
21107 (init_dep_1): New static function.
21108 (init_dep): New function.
21109 (copy_dep): New static function.
21111 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21113 (detach_dep_link): New static function.
21114 (move_dep_link): New function.
21116 (dep_links_consistent_p, dump_dep_links): New static functions.
21117 (debug_dep_links): New debugging function.
21119 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21121 (alloc_deps_list, init_deps_list): New static functions.
21122 (create_deps_list): New function.
21123 (clear_deps_list): New static function.
21124 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21125 (deps_list_consistent_p, dump_deps_list): New static functions.
21126 (debug_deps_list): New function.
21127 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21129 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21131 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21132 use new scheduler dependencies lists.
21133 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21134 (sched_analyze): Ditto. Initialize dependencies lists.
21135 (add_forw_dep, compute_forward_dependences): Update to use new
21136 scheduler dependencies lists.
21138 (init_dependency_caches): Init deps_obstack.
21139 (free_dependency_caches): Free deps_obstack.
21141 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21142 new scheduler dependencies lists.
21143 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21144 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21146 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21147 Update to use new scheduler dependencies lists.
21148 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21149 (debug_dependencies): Ditto.
21150 (schedule_region): Update comments.
21152 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21153 scheduler dependencies lists.
21154 (schedule_ebb): Update comments.
21156 * rtl.def (DEPS_LIST): Remove.
21158 * lists.c (unused_deps_list): Remove.
21159 (free_list): Update assertions.
21161 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21162 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21164 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21165 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21167 * haifa-sched.c (comments): Update.
21168 (insn_cost1): Remove. Inline the code into insn_cost ().
21169 (insn_cost): Update to use new scheduler dependencies lists. Move
21170 processing of the dependency cost to dep_cost ().
21171 (dep_cost): New function. Use it instead of insn_cost () when
21172 evaluating cost of the dependency. Use compatible interface to
21173 interact with the target.
21174 (priority): Update to use new scheduler dependencies lists.
21175 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21176 with greater number of insns that depend on the insn.
21177 (schedule_insn): Update to use new scheduler dependencies lists. Add
21178 code to free backward dependencies lists. Inline and optimize code
21179 from resolve_dep () - see PR28071.
21180 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21181 lists. Update call to targetm.sched.is_costly_dependence hook.
21183 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21184 scheduler dependencies lists.
21186 (resolve_dep): Remove. Move the logic to schedule_insn ().
21187 (init_h_i_d): Initialize dependencies lists.
21189 (process_insn_depend_be_in_spec): Rename to
21190 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21191 dependencies lists.
21192 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21193 Update to use new scheduler dependencies lists.
21194 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21196 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21197 new scheduler dependencies lists.
21198 (build_intra_loop_deps): Ditto.
21200 * target.h (struct _dep): Declare to use in
21201 gcc_target.sched.is_costly_dependence.
21202 (struct gcc_target.sched.adjust_cost): Fix typo.
21203 (struct gcc_target.sched.is_costly_dependence): Change signature to
21204 use single dep_t parameter instead of an equivalent triad.
21205 (struct gcc_target.sched.adjust_cost_2): Remove.
21207 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21209 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21211 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21213 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21215 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21216 (REG_DEP_TRUE): Document.
21218 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21219 Change signature to correspond to the targetm.sched.adjust_cost hook.
21220 Update use in TARGET_SCHED_ADJUST_COST_2.
21221 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21222 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21223 new scheduler dependencies lists.
21224 (ia64_gen_check): Ditto.
21226 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21227 scheduler dependencies lists.
21229 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21230 signature to correspond to the targetm.sched.is_costly_dependence hook.
21231 (is_costly_group): Update to use new scheduler dependencies lists.
21233 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21234 instead of INSN_COST () macro.
21236 2007-02-01 Ian Lance Taylor <iant@google.com>
21238 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21240 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21242 * pa.md (tp_load): Correct mfctl instruction syntax.
21244 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21246 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21247 altivec_padding_size calculation on AIX. Improve comment, add
21248 assert to verify that it's right.
21250 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21253 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21255 PR inline-asm/28686
21256 * global.c (global_alloc): Add mising initialization of
21259 2007-02-01 Roger Sayle <roger@eyesopen.com>
21261 * alias.c (init_alias_analysis): Correct whitespace.
21262 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21263 partition_hot_cold_basic_blocks): Likewise.
21264 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21265 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21266 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21267 fold_builtin_snprintf_chk, fold_builtin_printf,
21268 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21269 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21270 * cfgcleanup.c (cleanup_cfg): Likewise.
21271 * cfgexpand.c (tree_expand_cfg): Likewise.
21272 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21273 * function.c (get_next_funcdef_no): Likewise.
21274 * gengtype.c (main): Likewise.
21275 * genmodes.c (main): Likewise.
21276 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21277 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21278 * ifcvt.c (noce_emit_move_insn): Likewise.
21279 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21281 * stor-layout.c (get_best_mode): Likewise.
21282 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21283 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21284 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21285 perform_var_substitution, solve_graph): Likewise.
21286 * tree-vrp.c (vrp_finalize): Likewise.
21288 2007-02-01 Ian Lance Taylor <iant@google.com>
21290 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21291 high part of a paradoxical subreg, return a constant zero.
21293 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21295 * toplev.c (lang_dependent_init): Call init_set_costs.
21296 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21298 2007-02-01 Richard Guenther <rguenther@suse.de>
21300 PR middle-end/30656
21301 * fold-const.c (fold_negate_expr): Allow negating a
21302 constant if overflow does not change.
21304 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21306 * doc/c-tree.texi (Expression trees): Improve markup.
21307 * doc/tm.texi (Register Classes, Addressing Modes)
21308 (Floating Point): Fix spacing after abbreviations. Fix some
21311 2007-02-01 Ben Elliston <bje@au.ibm.com>
21313 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21314 * doc/contrib.texi: Likewise.
21315 * doc/install.texi: Likewise.
21317 2007-01-31 Richard Henderson <rth@redhat.com>
21318 Ian Lance Taylor <iant@google.com>
21320 * lower-subreg.c: New file.
21321 * rtl.def (CONCATN): Define.
21322 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21323 pass_lower_subreg2.
21324 * emit-rtl.c (update_reg_offset): New static function, broken out
21325 of gen_rtx_REG_offset.
21326 (gen_rtx_REG_offset): Call update_reg_offset.
21327 (gen_reg_rtx_offset): New function.
21328 * regclass.c: Revert patch of 2006-03-05, restoring
21330 (clear_reg_info_regno): New function.
21331 * dwarf2out.c (concatn_loc_descriptor): New static function.
21332 (loc_descriptor): Handle CONCATN.
21333 * common.opt (fsplit_wide_types): New option.
21334 * opts.c (decode_options): Set flag_split_wide_types when
21336 * timevar.def (TV_LOWER_SUBREG): Define.
21337 * rtl.h (gen_reg_rtx_offset): Declare.
21338 (reg_scan_update): Declare.
21339 * regs.h (clear_reg_info_regno): Declare.
21340 * tree-pass.h (pass_lower_subreg): Declare.
21341 (pass_lower_subreg2): Declare.
21342 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21343 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21344 -fsplit-wide-types.
21345 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21346 * Makefile.in (OBJS-common): Add lower-subreg.o.
21347 (lower-subreg.o): New target.
21349 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21351 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21353 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21356 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21358 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21360 PR middle-end/29335
21361 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21363 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21365 * cfgloop.h: Include vec-prim.h.
21366 (enum li_flags): Remove LI_ONLY_OLD.
21367 (loop_iterator): Changed.
21368 (fel_next, fel_init): Iterate over loop tree.
21369 (FOR_EACH_LOOP_BREAK): New macro.
21370 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21372 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21373 * modulo-sched.c (sms_schedule): Ditto.
21374 * tree-vectorizer.c (vectorize_loops): Ditto.
21375 * doc/loop.texi: Update information on loop numbering and behavior of
21376 FOR_EACH_LOOP wrto new loops.
21377 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21378 add_to_evolution_1): Test nestedness of loops instead of comparing
21380 * tree-chrec.c (chrec_fold_plus_poly_poly,
21381 chrec_fold_multiply_poly_poly, chrec_evaluate,
21382 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21383 reset_evolution_in_loop): Ditto.
21384 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21386 2007-01-31 Dirk Mueller <dmueller@suse.de>
21388 * c-common.c (warn_about_parentheses): Separate warning about
21389 un-parenthized sequence of comparison operators from the one
21390 which is supposed to warn about x <= y <= z.
21392 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21394 * optabs.h (enum optab_index): Add new OTI_isinf.
21395 (isinf_optab): Define corresponding macro.
21396 * optabs.c (init_optabs): Initialize isinf_optab.
21397 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21399 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21400 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21402 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21403 expand_builtin_interclass_mathfn.
21404 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21405 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21406 (fxam<mode>2_i387): New insn pattern.
21407 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21408 built-in functions as x87 inline asm.
21410 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21412 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21414 2007-01-30 Eric Christopher <echristo@apple.com>
21416 * config.gcc: Add geode.
21418 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21420 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21421 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21422 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21423 value-prof.c: Fix comment typos.
21425 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21428 * doc/invoke.texi (Wpointer-arith): Document warning.
21430 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21432 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21433 the list of discrepancies from the draft TR.
21435 2007-01-30 Dirk Mueller <dmueller@suse.de>
21438 * doc/invoke.texi (-Wreturn-type): Update description to
21439 match new behavior.
21441 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21443 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21445 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21447 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21448 to handle optabs that operate on floating point input argument and
21449 output to integer output.
21450 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21451 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21452 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21453 expand_builtin_interclass_mathfn ().
21454 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21455 (ilogbsi2): Remove.
21456 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21457 ilogbl built-in functions as x87 intrinsics.
21459 2007-01-30 Richard Guenther <rguenther@suse.de>
21461 PR middle-end/27657
21462 * dwarf2out.c (reference_to_unused): Query varpool if the
21463 variable was output.
21465 2007-01-30 Richard Guenther <rguenther@suse.de>
21467 PR middle-end/30313
21468 * passes.c (execute_one_pass): Reset in_gimple_form to not
21469 confuse non-unit-at-a-time mode.
21471 2007-01-29 Roger Sayle <roger@eyesopen.com>
21472 Richard Guenther <rguenther@suse.de>
21474 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21475 avoid undefined behaviour on overflow. Use force_fit_type_double
21476 to construct the constant with the specified TREE_OVERFLOW.
21478 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21480 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21481 * config/dfp-bit.h: Ditto.
21483 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21485 * c-decl.c (pop_scope): Replace warnings with call to
21486 warn_for_unused_label.
21487 * c-common.h (warn_for_unused_label): Declare.
21488 * c-common.c (warn_for_unused_label): Define.
21490 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21492 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21495 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21497 * Makefile.in (USER_H): Remove decfloat.h.
21498 * ginclude/decfloat.h: Delete, moving contents to ...
21499 * ginclude/float.h: Add support for decimal floating point,
21500 guarded by __STDC_WANT_DEC_FP__.
21502 2007-01-29 Mike Stump <mrs@apple.com>
21504 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21505 Analysis and Representation to resolve case insensitive conflict.
21506 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21508 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21510 * tree.h (struct tree_memory_tag): Add aliases member.
21511 (MTAG_ALIASES): New macro.
21512 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21513 (add_may_alias): Remove pointer-set. Update for may_aliases being
21515 (mark_aliases_call_clobbered): Update for may_aliases being a
21517 (compute_tag_properties): Ditto.
21518 (create_partition_for): Ditto.
21519 (compute_memory_partitions): Ditto.
21520 (dump_may_aliases_for): Ditto.
21521 (is_aliased_with): Ditto.
21522 (add_may_alias_for_new_tag): Ditto.
21523 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21524 (compute_is_aliased): New function.
21525 (compute_may_aliases): Call compute_is_aliased).
21526 (init_alias_info): Initialize alias_bitmap_obstack.
21527 (union_alias_set_into): New function.
21528 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21529 (have_common_aliases_p): Rewrite to take two bitmaps and use
21531 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21532 Update for bitmaps.
21533 (finalize_ref_all_pointers): Update for add_may_alias changes.
21534 (new_type_alias): Ditto.
21535 * tree-flow-inline.h (may_aliases): Return a bitmap.
21536 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21537 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21538 may_aliases being a bitmap.
21539 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21540 may_aliases now returns a bitmap.
21541 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21543 * tree-ssa-operands.c (add_virtual_operand): Update for
21544 may_aliases being a bitmap.
21546 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21548 PR tree-optimization/30630
21549 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21550 variable as changed.
21552 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21555 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21556 expanded only once even if an error occurs.
21558 2007-01-29 Ben Elliston <bje@au.ibm.com>
21560 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21561 (__gcov_average_profiler): Likewise.
21562 (__gcov_ior_profiler): Likewise.
21563 (__gcov_merge_ior): Likewise.
21565 2007-01-28 Jan Hubicka <jh@suse.cz>
21567 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21568 * value-prof.c (stringop_block_profile): Likewise.
21570 2007-01-28 Jan Hubicka <jh@suse.cz>
21572 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21573 Add variant handling histograms; add wrapper.
21574 (clear_storage_via_libcall): Export.
21575 (emit_block_move_hints): Break out from ...; add histograms.
21576 (emit_block_move): ... this one.
21577 (clear_storage_hints): Break out from ...; add histograms.
21578 (clear_storage): ... this one.
21579 (set_storage_via_memset): Handle histogram.
21580 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21581 (clear_storage_hints, clear_storage_via_libcall): Declare.
21582 (set_storage_via_setmem): Update prototype.
21583 * doc/md.texi (movmem, setmem): Document new arguments.
21585 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21586 Add new histograms.
21587 (stringop_block_profile): New global function.
21588 (tree_stringops_values_to_profile): Profile block size and alignment.
21589 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21591 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21592 (stringop_block_profile): Declare.
21593 * builtins.c: Include value-prof.h.
21594 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21595 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21596 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21597 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21598 * profile.c (instrument_values): Add new counters.
21599 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21601 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21602 (tree_init_edge_profiler): Build new profilers.
21603 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21604 (pass_tree_profile): Add dump.
21605 (tree_profile_hooks): Update.
21606 * Makefile.in (LIBGCOV): Add new constants.
21607 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21608 __gcov_ior_profiler): New.
21609 * i386.md (movmem/setmem expanders): Add new optional arguments.
21611 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21613 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21615 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21617 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21618 (tree_unswitch_single_loop): Pass eni_size_weights to
21619 tree_num_loop_insns.
21620 * tree-ssa-loop-manip.c: Include tree-inline.h.
21621 (can_unroll_loop_p): Pass eni_size_weights to
21622 tree_num_loop_insns.
21623 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21624 Pass eni_size_weights to estimate_num_insns.
21625 * tree.h (init_inline_once): Export.
21626 * toplev.c (backend_init): Call init_inline_once.
21627 * cgraphunit.c (cgraph_process_new_functions,
21628 cgraph_analyze_function): Pass eni_inlining_weights to
21629 estimate_num_insns.
21630 * ipa-inline.c (compute_inline_parameters): Ditto.
21631 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21632 to estimate_num_insns.
21633 (try_unroll_loop_completely): Pass eni_size_weights to
21634 tree_num_loop_insns.
21635 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21636 ot estimate_num_insns.
21637 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21638 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21639 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21640 eni_time_weights): New variables.
21641 (init_inline_once): Initialize them.
21642 (struct eni_data): Mew.
21643 (estimate_num_insns_1, estimate_num_insns): Use weights.
21644 * tree-inline.h (struct eni_weights_d): New.
21645 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21646 (estimate_num_insns): Declaration changed.
21647 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21648 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21649 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21651 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21653 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21654 relations in the conflict function is valid.
21656 2007-01-27 Ian Lance Taylor <iant@google.com>
21658 * common.opt: Add fstrict-overflow.
21659 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21660 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21661 (TYPE_OVERFLOW_UNDEFINED): Define.
21662 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21664 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21665 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21666 (fold_negate_expr): Likewise.
21667 (make_range): Likewise.
21668 (extract_muldiv_1): Likewise.
21669 (maybe_canonicalize_comparison): Likewise.
21670 (fold_comparison): Likewise.
21671 (fold_binary): Likewise.
21672 (tree_expr_nonnegative_p): Likewise.
21673 (tree_expr_nonzero_p): Likewise.
21674 * tree-vrp.c (compare_values): Likewise.
21675 (extract_range_from_binary_expr): Likewise.
21676 (extract_range_from_unary_expr): Likewise.
21677 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21679 (nowrap_type_p): Likewise.
21680 * tree-scalar-evolution.c (simple_iv): Likewise.
21681 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21682 (build_range_check): Likewise.
21683 (extract_muldiv_1): Likewise.
21684 (fold_comparison): Likewise.
21685 * tree-vrp.c (vrp_int_const_binop): Likewise.
21686 (extract_range_from_unary_expr): Likewise.
21687 * convert.c (convert_to_integer): Likewise.
21688 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21689 (fold_comparison): Likewise.
21690 (fold_binary): Likewise.
21691 * optabs.c (optab_for_tree_code): Likewise.
21692 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21693 * simplify-rtx.c (simplify_const_relational_operation): Check
21694 flag_strict_overflow and flag_trapv.
21695 (simplify_const_relational_operation): Likewise.
21696 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21697 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21700 2007-01-27 Roger Sayle <roger@eyesopen.com>
21702 * tree.c (tree_fold_gcd): Delete.
21703 * tree.h (tree_fold_gcd): Remove prototype.
21704 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21705 test whether one constant integer is a multiple of another. Instead
21706 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21707 * fold-const.c (multiple_of_p): We've determined both TOP and
21708 BOTTOM are integer constants so we can call int_const_binop directly
21709 instead of the more generic const_binop.
21711 2007-01-27 Roger Sayle <roger@eyesopen.com>
21713 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21714 1*X check that the constant hasn't overflowed, to preserve the
21716 (round_up): Provide an efficient implementation when rouding-up an
21717 INTEGER_CST to a power-of-two.
21719 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21721 * doc/sourcebuild.texi: Add comma for clarity.
21722 * doc/extend.texi: Fix some typos.
21723 * doc/passes.texi: Likewise.
21724 * doc/cppinternals.texi: Likewise.
21725 * doc/c-tree.texi: Likewise.
21726 * doc/tree-ssa.texi: Likewise.
21727 * doc/install.texi: Likewise.
21729 2007-01-27 Jan Hubicka <jh@suse.cz>
21731 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21732 (pass_sra): Do not require alias information.
21733 * passes.c (init_optimization_passes): Add SRA
21735 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21737 * tracer.c (rest_of_handle_tracer): We already cleaned
21738 up the CFG in tracer() so don't do it here again.
21739 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21740 cleanup_cfg here, either. And don't call renumber_insns.
21742 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21743 and BB_HEAD are in the insn stream here. Instead make sure
21744 that BB_INSN is valid on all insns. Also, do check here that
21745 there are no pending branch predictions...
21746 (rtl_verify_flow_info): ...instead of doing it here. Checks
21747 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21750 2007-01-26 Roger Sayle <roger@eyesopen.com>
21752 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21753 function to simplify/factorize operand order canonicalization.
21754 (ix86_fixup_binary_operands): Reorganize using the above function.
21755 (ix86_binary_operator_ok): Likewise.
21757 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21759 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21760 file scope from optimize_attrs.
21761 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21763 (optimize_attrs): Clear insn_code_values after freeing it.
21765 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21767 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21768 a parts.base assignment.
21770 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21772 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21773 (compute_subscript_distance, initialize_data_dependence_relation,
21774 finalize_ddr_dependent, analyze_ziv_subscript,
21775 analyze_siv_subscript_cst_affine,
21776 compute_overlap_steps_for_affine_univar,
21777 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21778 analyze_siv_subscript, analyze_miv_subscript,
21779 analyze_overlapping_iterations, subscript_dependence_tester_1,
21780 compute_self_dependence, free_dependence_relation): Work
21781 with affine_fn instead of chrecs.
21782 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21783 common_affine_function, affine_function_base,
21784 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21785 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21786 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21787 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21788 (all_chrecs_equal_p): Removed.
21789 * tree-data-ref.h (affine_fn, conflict_function): New types.
21790 (struct subscript): Change type of conflicting_iterations_in_a
21791 and conflicting_iterations_in_b.
21793 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21796 * config/pa/pa.h (TARGET_HPUX_11): New.
21797 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21798 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21800 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21801 Richard Guenther <rguenther@suse.de>
21803 * tree-ssa-structalias.c (solve_graph): Handle case
21804 we merged the variable to another.
21806 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21808 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21811 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21812 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21814 2007-01-25 DJ Delorie <dj@redhat.com>
21816 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21817 allow changes to modes which don't fit in those registers.
21819 * reload1.c (choose_reload_regs): Check for invalid subregs before
21820 computing their locations, not after.
21822 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21825 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21826 save Altivec registers in an eh_return function.
21827 (compute_vrsave_mask): Likewise.
21828 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21829 for saving Altivec registers.
21830 (rs6000_emit_prologue): Don't allocate stack twice in
21831 eh_return function. Correct expected value of altivec_save_offset
21832 when using save_world. Describe save of R0 to stack when using
21833 save_world. Describe stack pointer adjustment when using
21834 save_world. Remove duplicated eh_return parameter register saving.
21835 Update sp_offset variable after save_world.
21836 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21838 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21839 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21842 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21844 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21846 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21849 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21850 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21852 2007-01-25 Richard Guenther <rguenther@suse.de>
21854 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21855 * common.opt (-Wcoverage-mismatch): New warning option.
21856 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21857 if -Wcoverage-mismatch is given.
21859 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21861 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21862 (ipcp_driver): Change to static definition.
21863 Add dumping of the ifunctions.
21864 (constant_val_insert): Remove unused parameter. Support for SSA.
21865 (ipcp_propagate_const): Support for SSA.
21866 (ipcp_profile_bb_print): Print only analyzed nodes.
21867 (ipcp_replace_map_create): Remove support for Fortran constant
21869 * ipa-prop.c (ipa_method_modify_stmt,
21870 ipa_callsite_compute_param): Support for SSA.
21871 * ipa-prop.h (ipcp_driver): Remove declaration.
21872 (IS_VALID_TREE_MAP_INDEX): Add define.
21874 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21876 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21878 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21880 PR middle-end/30447
21881 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21882 constant argument to cabs and do it without checking for
21883 -funsafe-math-optimizations.
21885 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21887 * c-common.h (RID_FIRST_CXX0X): New.
21888 (RID_LAST_CXX0X): New.
21889 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21891 * c.opt (Wc++0x-compat): New.
21892 * doc/invoke.texi (-Wc++0x-compat): Document.
21894 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21896 * builtins.c (fold_builtin_carg): New.
21897 (fold_builtin_1): Use it.
21899 2007-01-24 Jan Hubicka <jh@suse.cz>
21901 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21903 * ipa-inline.c (initial_insns, max_insns): Delete.
21904 (compute_max_insns): New function.
21905 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21906 amount of insns as base for code growth.
21907 (cgraph_decide_inlining): Make initial_insns local; do not compute
21909 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21910 * doc/invoke.texi (inline-unit-growth): Update docs.
21912 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21914 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21915 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21916 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21917 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21918 for CPUs that have PTA_CX16 set.
21920 PR middle-end/27416
21921 * gimplify.c (omp_check_private): New function.
21922 (gimplify_scan_omp_clauses): Use it for
21923 firstprivate/lastprivate/reduction.
21925 PR middle-end/30494
21926 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21927 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21929 PR middle-end/30421
21930 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21931 If lower_lastprivate_clauses emits some statements, append them
21932 to dlist rather than body_p and to body_p append an initializer.
21933 (lower_omp_for): Adjust caller.
21935 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21937 * target.h (globalize_decl_name): New.
21938 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21939 * output.h (default_globalize_decl_name): New.
21940 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21942 (globalize_decl): Ditto.
21943 (default_globalize_decl_name): New.
21944 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21945 (ia64_handle_version_id_attribute): New.
21946 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21947 (ia64_asm_output_external): Use globalize_decl_name instead
21948 of globalize_label.
21949 * doc/extend.texi (version_id): New pragma.
21950 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21952 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21954 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21955 _uleb128_t and _Unwind_SWord with _sleb128_t.
21956 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21957 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21959 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21960 * unwind-pe.h (read_uleb128, read_sleb128,
21961 read_encoded_value_with_base): Likewise.
21962 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21964 2007-01-24 Richard Guenther <rguenther@suse.de>
21966 * builtins.c (expand_builtin_cexpi): Get the fndecl
21967 for cexp in the correct way.
21969 2007-01-24 Jan Hubicka <jh@suse.cz>
21971 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21974 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21976 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21977 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21978 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21979 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21980 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21981 __SIZEOF_PTRDIFF_T__.
21982 * doc/cpp.texi: Documentation for the new builtin macros added.
21984 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21986 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21987 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21988 instead of operands[2] to avoid access past the end of array.
21990 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21992 * reload1.c (emit_reload_insns): Pass the reload register
21993 for a non-spill output reload through forget_old_reloads_1.
21995 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21997 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21998 _SOFT_DOUBLE if doubles use software floating-point.
21999 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22000 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22001 * config/rs6000/darwin-ldouble.c: Also compile functions for
22002 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22003 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22004 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22005 commented-out long double override.
22006 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22007 * config/rs6000/eabispe.h: Likewise.
22008 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22009 long double for non-SPE.
22010 (rs6000_handle_option): Likewise.
22011 (invalid_e500_subreg): Disallow more subregs involding DImode,
22012 DFmode, TImode or TFmode.
22013 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22015 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22017 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22018 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22020 (rs6000_legitimate_address): Also check for TFmode for E500
22022 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22023 (spe_build_register_parallel): Handle TFmode and TCmode.
22024 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22026 (function_arg): Handle TFmode and TCmode for E500 double.
22027 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22029 (print_operand): Handle TFmode and TImode for %y.
22030 (rs6000_generate_compare): Handle TFmode comparisons for E500
22032 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22033 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22034 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22035 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22036 TFmode for E500 double.
22037 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22038 (floatsidf2): Enable for E500 double.
22039 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22040 (extenddftf2): Change to extenddftf2_fprs.
22041 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22042 depending on TARGET_E500_DOUBLE.
22043 (extendsftf2): Enable for E500 double.
22044 (trunctfdf2): Enable for E500 double.
22045 (trunctfsf2): Change to trunctfsf2_fprs.
22046 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22047 depending on TARGET_E500_DOUBLE.
22048 (floatsitf2): Enable for E500 double.
22049 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22050 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22051 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22052 (negtf2): Change to negtf2_internal.
22053 (negtf2): New expander.
22054 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22055 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22056 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22057 (movdi_internal32): Use rs6000_nonimmediate_operand.
22058 (unnamed splitter): Likewise.
22059 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22060 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22061 (SPE64TF, DITI): New mode macros.
22062 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22065 (frob_<mode>_di_2): New.
22066 (frob_tf_di_8_2): New.
22067 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22069 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22071 (frob_ti_<mode>_8_2): New.
22072 (frob_ti_tf_2): New.
22073 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22074 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22076 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22077 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22078 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22079 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22080 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22081 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22084 2007-01-23 Ian Lance Taylor <iant@google.com>
22086 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22088 (OBJS-archive): Reformat, alphabetize.
22089 (OBJS): Change out_object_file to OBJS-md.
22091 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22093 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22094 JUMP_P and CALL_P predicates where applicable.
22095 * config/i386/i386.c: Ditto.
22096 * config/i386/i386.md: Ditto.
22097 * config/i386/mmx.md: Ditto.
22098 * config/i386/predicates.md: Ditto.
22100 2007-01-22 Andreas Schwab <schwab@suse.de>
22102 * config/m68k/m68k.h: Fix comment.
22104 2007-01-22 Jan Hubicka <jh@suse.cz>
22106 * passes.c (init_optimization_passes): Do not rerun
22107 pass_early_warn_uninitialized.
22109 2007-01-22 Richard Guenther <rguenther@suse.de>
22111 PR tree-optimization/30038
22112 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22114 (execute_cse_sincos_1): Likewise.
22115 (execute_cse_sincos): Likewise.
22116 (gate_cse_sincos): Likewise.
22117 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22118 the cexpi() canonicalization of sincos().
22119 * tree-pass.h (pass_cse_sincos): Declare.
22120 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22122 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22124 PR rtl-optimization/29329
22125 * combine.c (replaced_rhs_insn): Rename to i2mod.
22126 (replaced_rhs_value): Rename to i2mod_new_rhs.
22127 (i2mod_old_rhs): New global variable.
22128 (combine_instructions): Adjust for above change. Save a copy of
22129 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22130 note are substituted in the second instruction.
22131 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22132 ditch the note if it pertains to the second eliminated register
22133 and this register is mentioned in i2mod_old_rhs.
22136 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22138 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22139 the insn to which the note was originally attached.
22141 2007-01-21 Jan Hubicka <jh@suse.cz>
22143 * ipa-inline.c (inlining_mode): Comment, move up.
22144 (cgraph_decide_inlining_incrementally): Do not perform inlining
22145 itself; fix handling of flattening of self recursive functions.
22146 (cgraph_find_cycles): Remove.
22147 (cgraph_flatten_node): Remove.
22148 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22149 (try_inline): New function.
22150 (cgraph_early_inlining): Update call of
22151 cgraph_decide_inlining_incrementally. Apply inlining here.
22152 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22154 2007-01-21 Dirk Mueller <dmueller@suse.de>
22157 * tree-vrp.c (check_array_bounds): do not warn
22158 about ADDR_EXPR's of ARRAY_REF's which are immediately
22159 used in binary expressions.
22161 2007-01-21 Ira Rosen <irar@il.ibm.com>
22163 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22164 read_write_dep and macros for its access.
22165 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22166 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22167 argument, call vect_check_interleaving for every independent pair of
22168 data-refs. Mark loads that access the same memory location as a store
22170 (vect_check_dependences): Remove.
22171 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22172 call, fix the call to vect_analyze_data_ref_dependence.
22173 (vect_analyze_data_ref_access): For statements that access the same
22174 data-ref, check that they are not stores; for loads, check that there
22175 is no store that access the same location.
22177 2007-01-20 Roger Sayle <roger@eyesopen.com>
22178 Joseph Myers <joseph@codesourcery.com>
22180 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22181 (-fdump-rtl-stack): Likewise.
22182 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22183 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22184 (-mpt-fixed): Use @minus{} for minus sign.
22185 (Using Precompiled Headers): Fix under/overfull hbox.
22187 2007-01-20 Jan Hubicka <jh@suse.cz>
22189 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22190 place within annotation.
22192 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22194 * pa.c (output_move_double): Change array size of xoperands to 4.
22196 2007-01-20 Jan Hubicka <jh@suse.cz>
22198 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22201 2007-01-19 Ian Lance Taylor <iant@google.com>
22203 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22204 constant to unsigned HOST_WIDE_INT before negating.
22206 2007-01-19 Ian Lance Taylor <iant@google.com>
22208 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22210 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22211 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22212 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22213 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22214 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22215 (realloc_vdef, realloc_vuse): Change second parameter to
22217 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22218 fields to unsigned.
22219 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22220 unsigned. Change x and lim locals to unsigned.
22221 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22223 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22224 (copy_virtual_operands): Change i and n locals to unsigned.
22226 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22228 PR middle-end/29335
22229 * builtins.c (fold_builtin_1): Handle builtin fdim.
22231 2007-01-20 Jan Hubicka <jh@suse.cz>
22233 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22234 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22235 init_alias_heapvars.
22236 (init_alias_heapvars): Initialize only when not already initialized.
22237 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22239 2007-01-19 Roger Sayle <roger@eyesopen.com>
22241 * common.opt (fsigned-zeros): New command line option.
22242 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22243 of flag_unsafe_math_optimizations.
22244 * opts.c (set_fast_math_flags): The -ffast-math command line option
22245 implies -fno-signed-zeros.
22246 (fast_math_flags_set_p): Likewise.
22248 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22249 the documentation of -ffast-math appropriately. Wrap long lines.
22251 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22253 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22254 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22256 2007-01-19 Tomas Bily <tbily@suse.cz>
22258 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22260 (tree_init_ic_make_global_vars): New function
22261 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22262 (tree_gen_ic_profiler): New function
22263 (tree_gen_ic_func_profiler): New function
22264 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22265 (tree_profile_hooks): Added hook for indirec/virtual calls
22266 * value-prof.c (tree_find_values_to_profile): New case for
22268 (tree_values_to_profile): Call for determining indirect/virtual
22270 (tree_indirect_call_to_profile): New function
22271 (tree_ic_transform): New function
22272 (tree_ic): New function
22273 (find_func_by_pid): New function
22274 (init_pid_map): New function
22275 (tree_value_profile_transformations): Added check for
22276 indirect/virtual call transformation
22277 * value-prof.h (enum hist_type): New counter type for
22278 indirect/virtual calls
22279 (profile_hooks): Added new hook for profiling indirect/virtual
22281 * profile.c (instrument_values): New case for indirect/virtual
22283 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22284 (GCOV_COUNTER_V_INDIR): New counter type
22285 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22286 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22288 * cgraph.c: Definition of cgraph_max_pid
22289 (cgraph_create_node): Default init of pid attribute
22290 * cgraph.h: Declaration of cgraph_max_pid
22291 (struct cgraph_node): Added pid attribute
22292 * libgcov.c (__gcov_indirect_call_profiler): New function
22293 (__gcov_one_value_profiler_body): New function
22294 (__gcov_one_value_profiler): Body was moved to
22295 __gcov_one_value_profiler_body and calls it
22297 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22299 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22300 * gengtype.c (write_types_data, write_func_for_structure,
22301 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22302 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22303 (walk_type, write_func_for_structure): Generate the mark_hook if
22306 2007-01-19 Jan Hubicka <jh@suse.cz>
22308 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22309 'early' argument take inlining mode argument specifying whether to
22310 inline for size/speeed or all functions; add support for flattening;
22312 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22314 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22317 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22318 the name of the declared identifier.
22320 2007-01-19 Dirk Mueller <dmueller@suse.de>
22322 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22323 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22324 duplicate evaluation.
22326 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22328 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22329 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22330 to XFMode, use acosxf2 and truncate result to requested mode.
22331 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22332 (asin<mode>2): Similarly, with asin expanders.
22333 (*fscalexf4_i387): Rename from *fscalexf4.
22334 (expNcorexf3): New expander.
22335 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22336 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22337 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22338 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22339 patterns for SSE math.
22340 (exp10<mode>2): Similarly, with exp10 expanders.
22341 (exp2<mode>2): Similarly, with exp2 expanders.
22342 (expm1<mode>2): Similarly, with expm1 expanders.
22343 (ldexp<mode>3): Similarly, with ldexp expanders.
22344 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22345 Use gen_truncxf<mode>2_i387_noop to truncate result.
22347 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22349 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22350 for ColdFire targets.
22352 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22353 Richard Sandiford <richard@codesourcery.com>
22355 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22356 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22357 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22358 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22359 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22360 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22362 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22364 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22365 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22366 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22367 (*adddi_dilshr32_cf): New pattern.
22368 (adddi3, subdi3): Remove first alternatives.
22370 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22372 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22373 implemented using move.l, do not use its cc result for floating-point
22376 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22378 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22379 from accepting 's' constraints if flag_pic.
22381 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22383 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22384 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22385 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22386 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22388 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22390 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22391 ColdFire alternatives.
22392 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22393 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22394 architectures that support ff1 instruction.
22396 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22397 Julian Brown <julian@codesourcery.com>
22399 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22400 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22401 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22404 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22406 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22408 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22409 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22410 HOST_WIDE_INT instead of an rtx.
22411 (m68k_rtx_costs): Update call accordingly.
22412 (output_move_const_into_data_reg): Likewise. Fix formatting.
22413 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22415 (output_move_simode_const): Update calls after above changes.
22416 Rework to use automatic variables and predicates like MEM_P.
22417 * config/m68k/m68k.md (pushexthisi_const): Update call to
22420 2007-01-19 Dirk Mueller <dmueller@suse.de>
22422 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22423 in dump_flags test.
22425 2007-01-19 Richard Guenther <rguenther@suse.de>
22427 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22428 via cexp in case sincos is not available.
22430 2007-01-19 Richard Guenther <rguenther@suse.de>
22432 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22433 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22434 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22435 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22436 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22437 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22438 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22439 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22441 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22443 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22445 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22446 (atan2xf3): Directly generate RTL pattern.
22447 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22448 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22449 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22450 disable patterns for SSE math.
22451 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22452 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22453 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22454 disable patterns for SSE math.
22456 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22458 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22460 2007-01-18 Roger Sayle <roger@eyesopen.com>
22462 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22463 VIEW_CONVERT_EXPR to the same type as it's operand.
22465 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22467 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22468 configured for long double 128.
22470 2007-01-18 Mike Stump <mrs@apple.com>
22472 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22475 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22477 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22480 2007-01-18 Jan Hubicka <jh@suse.cz>
22482 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22483 greater than NUM_VOP_FREE_BUCKETS.
22485 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22487 * tree-ssa-structalias.c: Update comments.
22488 (ptabitmap_obstack): Removed.
22489 (pta_obstack): New.
22490 (oldpta_obstack): Ditto.
22491 (stats): Add a few members.
22492 (struct variable_info): Remove node, complex, address_taken, and
22493 indirect_target members. Add oldsolution member.
22494 (new_var_info): Do not initialize removed members.
22495 (constraint_expr_type): Remove INCLUDES.
22496 (constraint_graph): Add size, implicit_preds, rep,
22497 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22498 (FIRST_REF_NODE): New macro.
22499 (LAST_REF_NODE): Ditto.
22500 (FIRST_ADDR_NODE): Ditto.
22501 (find): New function.
22503 (dump_constraint): Do not handle INCLUDES.
22504 (insert_into_complex): Do not insert duplicate constraints.
22505 (condense_varmap_nodes): Renamed and rewritten into ...
22506 (merge_node_constraints): This. Also fix bug in handling of
22507 offseted copy constraints.
22508 (clear_edges_for_node): No longer need to deal with preds at all,
22509 or removing associated preds/succs.
22510 (merge_graph_nodes): Deal with indirect_cycles.
22511 Don't deal with predecessors.
22512 (add_implicit_graph_edge): New function.
22513 (add_pred_graph_edge): Ditto.
22514 (add_graph_edge): Don't deal with predecessors.
22515 (build_constraint_graph): Removed.
22516 (build_pred_graph): New function.
22517 (build_succ_graph): Ditto.
22518 (struct scc_info): Removed in_component. Added roots, dfs, and
22519 node_mapping. Remove visited_index, unification_queue.
22520 (scc_visit): Deal with union-find we do now.
22521 Deal with cycles with REF nodes.
22522 (collapse_nodes): Renamed and rewritten to ...
22523 (unify_nodes): This.
22524 (process_unification_queue): Removed.
22525 (topo_visit): Cleanup
22526 (do_da_constraint): Use find.
22527 (do_sd_constraint): Ditto.
22528 (do_ds_constraint): Ditto.
22529 (do_complex_constraint): Ditto.
22530 (init_scc_info): Update for removed and added members.
22531 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22532 (find_indirect_cycles): This.
22533 (equivalence_class): New variable.
22534 (label_visit): New function.
22535 (perform_variable_substitution): Rewritten.
22536 (free_var_substitution_info): New function.
22537 (find_equivalent_node): Ditto.
22538 (move_complex_constraints): Ditto.
22539 (eliminate_indirect_cycles): Ditto.
22540 (solve_graph): Only propagate changed bits.
22541 Use indirect cycle elimination.
22543 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22544 (tree_id_eq): Renamed to ...
22545 (tree_vi_eq): This. Update for member change
22546 (insert_id_for_tree): Renamed and rewritten to ...
22547 (insert_vi_for_tree): This.
22548 (lookup_id_for_tree): Renamed and rewritten to ...
22549 (lookup_vi_for_tree): This.
22550 (get_id_for_tree): Renamed and rewritten to ...
22551 (get_vi_for_tree): Ditto.
22552 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22553 (process_constraint): Don't handle INCLUDES.
22554 Remove special ADDRESSOF case.
22555 (find_func_aliases): Rewrite to use vi functions instead of id
22557 (create_function_info_for): Ditto.
22558 (create_variable_info_for): Ditto.
22559 (intra_create_variable_infos): Ditto.
22560 (merge_smts_into): Ditto.
22561 (find_what_p_points_to): Ditto.
22562 (init_base_vars): Ditto.
22563 (init_alias_vars): Ditto.
22564 (remove_preds_and_fake_succs): New function.
22565 (dump_sa_points_to_info): Dump new stats.
22566 (dump_solution_for_var): Use find.
22567 (set_used_smts): Fix formatting.
22568 (compute_points_to_sets): Updated for new functions.
22569 (ipa_pta_execute): Ditto.
22571 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22572 Richard Sandiford <richard@codesourcery.com>
22574 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22576 * calls.c (expand_call): If the return value is a PARALLEL,
22577 extract its first member.
22578 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22579 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22580 use FUNCTION_EXTRA_EPILOGUE.
22581 (m68k_function_value): Return a PARALLEL if the return value
22582 is of a pointer type.
22583 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22584 (FUNCTION_EXTRA_EPILOGUE): Remove.
22585 * config/m68k/m68k.md (D0_REG): New constant.
22587 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22589 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22590 output a NOP for empty epilogues.
22592 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22594 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22595 before function. Extend register save check to include all
22596 registers, not just integer ones.
22598 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22600 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22601 (m68k_use_return_insn): ...this.
22602 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22603 * config/m68k/m68k.c (use_return_insn): Rename to...
22604 (m68k_use_return_insn): ...this.
22605 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22606 of USE_RETURN_INSN.
22608 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22610 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22611 nearest even, fix denormal rounding overflow.
22613 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22615 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22616 f%$smove and f%$move.
22617 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22618 (extendsfdf2_cf): Use fdmove instead of f%&move.
22619 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22620 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22622 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22624 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22629 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22630 (coldfire_single_format): Declare.
22631 (coldfire_double_format): Likewise.
22632 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22633 of qnan_msb_set to determine the lower bits of a canonical
22635 (encode_ieee_double): Likewise.
22636 (encode_ieee_quad): Likewise.
22637 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22638 (mips_single_format): Likewise.
22639 (ieee_double_format): Likewise.
22640 (mips_double_format): Likewise.
22641 (ieee_extended_motorola_format): Likewise.
22642 (ieee_extended_intel_96_format): Likewise.
22643 (ieee_extended_intel_128_format): Likewise.
22644 (ieee_extended_intel_96_round_53_format): Likewise.
22645 (ibm_extended_format): Likewise.
22646 (mips_extended_format): Likewise.
22647 (ieee_quad_format): Likewise.
22648 (mips_quad_format): Likewise.
22649 (vax_f_format): Likewise.
22650 (vax_d_format): Likewise.
22651 (vax_g_format): Likewise.
22652 (i370_single_format): Likewise.
22653 (i370_double_format): Likewise.
22654 (decimal_single_format): Likewise.
22655 (decimal_double_format): Likewise.
22656 (decimal_quad_format): Likewise.
22657 (c4x_single_format): Likewise.
22658 (c4x_extended_format): Likewise.
22659 (real_internal_format): Likewise.
22660 (coldfire_single_format): New real_format.
22661 (coldfire_double_format): Likewise.
22662 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22663 canonical_nan_lsbs_set.
22664 (pdp11_d_format): Likewise.
22665 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22666 if TARGET_COLDFIRE_CPU.
22668 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22670 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22671 (output_call, m68k_legitimize_call_address): Declare.
22672 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22673 parenthesees. Add support for a 'W' constraint.
22674 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22675 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22676 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22677 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22679 (override_options): Initialize them. Do not set flag_no_function_cse
22680 for TARGET_ID_SHARED_LIBRARY.
22681 (m68k_output_pic_call): Delete.
22682 (m68k_legitimize_call_address): New function.
22683 (print_operand): Remove the %o prefix. Handle the %p prefix.
22684 (output_call): New function.
22685 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22686 target address from the GOT if symbolic jumps are not allowed.
22687 * config/m68k/m68k.md (call, general_operand): Do not set
22688 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22689 Merge separate flag_pic and !flag_pic define_insns into...
22690 (*call, *call_value): ...these new patterns. Match the address
22691 rather than the containing MEM and require it to be a call_operand.
22692 Use output_call to generate the asm template.
22693 * config/m68k/predicates.md (const_call_operand): New predicate.
22694 (call_operand): Likewise.
22696 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22698 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22699 (STACK_GROWS_DOWNWARD): Define to 1.
22700 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22701 comments, emphasizing that these values are only defaults.
22702 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22703 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22707 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22709 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22710 Richard Sandiford <richard@codesourcery.com>
22712 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22713 (FP_REGNO_P): New macros.
22714 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22715 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22716 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22717 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22719 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22721 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22722 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22724 * config/m68k/t-floatlib: New file, extracting common code from...
22725 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22726 * config/m68k/t-uclinux: Here.
22727 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22728 routines on ColdFire targets.
22730 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22732 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22733 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22734 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22735 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22736 explicitly set MOTOROLA to 1.
22737 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22740 Nathan Sidwell <nathan@codesourcery.com>
22742 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22743 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22744 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22745 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22746 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22747 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22748 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22749 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22750 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22751 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22752 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22753 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22754 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22755 (DBX_REGISTER_NUMBER): Delete.
22756 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22757 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22758 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22762 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22763 * config/flat.h: New file.
22764 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22765 OBJECT_FORMAT_FLAT.
22766 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22767 indirect references for -msep-data or -mid-shared-library.
22768 Do not use PC-relative code addresses either.
22769 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22771 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22772 for shared libraries and crt1.o for executables. Use crti.o and
22774 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22775 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22776 Do not add -elf2flt or -shared-lib-id options here.
22777 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22778 Pass -shared-lib-id if -mid-shared-library, taking the library
22779 identifier from -mshared-library-id if given, otherwise
22781 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22782 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22783 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22784 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22785 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22786 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22788 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22789 jump sequence for ISA A and ISA A+.
22790 (PICJUMP): Likewise.
22792 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22794 * config.gcc (m68k-*-uclinux*): Base the port on the common
22795 and m68k GNU/Linux files rather than on the generic ELF ones.
22796 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22797 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22799 2007-01-18 Julian Brown <julian@codesourcery.com>
22800 Richard Sandiford <richard@codesourcery.com>
22802 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22803 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22804 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22806 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22807 80 unconditionally.
22808 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22810 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22812 * doc/install.texi: Document m68k-uclinuxoldabi.
22813 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22814 * config/m68k/uclinux-oldabi.h: New file, copied from
22815 config/m68k/uclinux.h.
22817 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22819 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22820 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22821 (m32r_compute_frame_size): Use unsigned for regno.
22822 (m32r_reload_lr): Use gen_frame_mem.
22824 (m32r_output_function_epilogue): Don't output the function epilogue
22826 (m32r_expand_epilogue): New.
22827 (direct_return): Return false if the function has the interrupt
22829 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22830 * config/m32r/m32r.md (epilogue): New expander.
22831 (return_lr, return_rte): New insns.
22832 (return): Make it expander.
22833 (return_normal): New expander.
22835 2007-01-18 Josh Conner <jconner@apple.com>
22838 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22839 support for UNLE, UNLT, UNGE, and UNGT.
22841 2007-01-18 Jan Hubicka <jh@suse.cz>
22843 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22844 * tree-tailcall (add_virtual_phis): Likewise.
22845 (optimize_tail_call): Return TODOs.
22846 (execute_tail_calls): Return TODOs.
22847 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22848 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22850 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22851 Cleanup cfg using TODO.
22852 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22853 * passes.c (execute_function_todo): When cleanup did something, remove
22855 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22856 (make_edges): Don't cleanup_cfg.
22858 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22860 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22861 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22862 operate on the top of stack.
22863 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22864 register handling of instructions that output to the second
22866 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22867 (move_for_stack_reg): Special-case check for dead destination
22868 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22870 * config/i386/i386.md (UNSPEC_TAN): New constant.
22871 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22872 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22873 to correctly model move of constant 1.0 to top stack slot.
22874 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22875 (unnamed peephole2 pattern): Remove corresponding peephole2
22876 pattern that optimizes tan insn and loading of constant 1.0.
22877 (tanxf2): Use fptanxf4_i387.
22878 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22879 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22880 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22881 disable patterns for SSE math.
22882 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22883 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22885 2007-01-18 Dirk Mueller <dmueller@suse.de>
22886 Richard Guenther <rguenther@suse.de>
22889 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22890 * common.opt (Warray-bounds): Add new warning option.
22891 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22893 * Makefile.in: make tree-vrp.o depend on toplev.h
22894 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22896 (check_array_refs, check_array_bounds, check_array_ref): New.
22898 2007-01-18 Jan Hubicka <jh@suse.cz>
22900 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22901 (execute_ssa_ccp): Return flags conditionally.
22902 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22904 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22906 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22908 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22909 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22911 * Makefile.c (GTFILES): Add cfglayout.h.
22912 * gengtype.c (open_base_files): Likewise.
22913 * cfglayout.c (cfg_layout_function_footer,
22914 cfg_layout_function_header) Reindent to make gengtype happy.
22915 * cfglayout.h (cfg_layout_function_footer,
22916 cfg_layout_function_header): Add GTY(()) marker.
22918 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22920 2007-01-18 Ben Elliston <bje@au.ibm.com>
22922 * genautomata.c (write_automata): Include xstrerror output in the
22923 error message if writing the DFA description file fails.
22925 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22927 * config/mips/mips-protos.h (mips_output_external): Make it
22929 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22930 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22931 (extern_list): Likewise.
22932 (extern_head): Likewise.
22933 (TARGET_ASM_FILE_END): Likewise.
22934 (mips_file_end): Likewise.
22935 (mips_output_external): Rewritten.
22937 2007-01-18 Ben Elliston <bje@au.ibm.com>
22939 * genpreds.c (write_insn_preds_c): Only write out the function
22940 body for regclass_for_constraint if we have register constraints.
22942 2007-01-17 Tom Tromey <tromey@redhat.com>
22944 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22945 * doc/install.texi (Testing): Use sourceware.org.
22946 (Binaries): Likewise.
22947 (Specific): Likewise.
22948 * doc/contrib.texi (Contributors): Use sourceware.org.
22950 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22952 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22953 (AVR_ENHANCED): Rename to ...
22954 (AVR_HAVE_MUL): ... new.
22955 (avr_enhanced_p): Rename to ...
22956 (avr_have_mul_p): ... new.
22957 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22958 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22959 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22960 (avr_have_mul_p): ... new.
22961 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22962 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22963 'avr_enhanced_p' and 'enhanced'.
22964 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22965 AVR_HAVE_MUL instead of AVR_ENHANCED.
22966 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22967 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22968 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22969 instead of AVR_ENHANCED.
22970 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22971 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22972 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22974 2007-01-17 Ian Lance Taylor <iant@google.com>
22976 * vec.h (VEC_reserve_exact): Define.
22977 (vec_gc_p_reserve_exact): Declare.
22978 (vec_gc_o_reserve_exact): Declare.
22979 (vec_heap_p_reserve_exact): Declare.
22980 (vec_heap_o_reserve_exact): Declare.
22981 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22983 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22984 negative parameter.
22985 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22986 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22987 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22988 * vec.c (calculate_allocation): Add exact parameter. Change all
22990 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22991 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22992 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22993 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22994 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22995 (vec_heap_p_reserve_exact): New function.
22996 (vec_heap_o_reserve_exact): New function.
22998 2007-01-17 Jan Hubicka <jh@suse.cz>
23000 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23002 2007-01-17 Eric Christopher <echristo@apple.com>
23004 * config.gcc: Support core2 processor.
23006 2007-01-16 Jan Hubicka <jh@suse.cz>
23008 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23009 the names, just unlink the chain so we don't crash on dangling
23013 2007-01-16 Jan Hubicka <jh@suse.cz>
23015 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23016 * tree-pass.h: Reorder to make IPA passes appear toegher.
23017 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23019 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23020 parameters, do not call early inliner.
23021 * ipa-inline.c: Update comments. Include tree-flow.h
23022 (cgraph_decide_inlining): Do not compute inlining parameters.
23023 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23024 be called with function context set up.
23025 (pass_ipa_inline): Remove unreachable functions before pass.
23026 (cgraph_early_inlining): Simplify assuming to be called from the
23028 (pass_early_inline): New pass.
23029 (cgraph_gate_ipa_early_inlining): New gate.
23030 (pass_ipa_early_inline): Turn into simple wrapper.
23031 (compute_inline_parameters): New function.
23032 (gate_inline_passes): New gate.
23033 (pass_inline_parameters): New pass.
23034 (apply_inline): Move here from tree-optimize.c
23035 (pass_apply_inline): New pass.
23036 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23038 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23039 doing them by hand.
23040 (tree_function_versioning): Do not allocate dummy struct function.
23041 * tree-inline.h (optimize_inline_calls): Update prototype.
23042 * tree-optimize.c (execute_fixup_cfg): Export.
23043 (pass_fixup_cfg): Remove
23044 (tree_rest_of_compilation): Do not apply inlines.
23045 * tree-flow.h (execute_fixup_cfg): Declare.
23046 * Makefile.in (gt-passes.c): New.
23047 * passes.c: Include gt-passes.h
23048 (init_optimization_passes): New passes.
23049 (nnodes, order): New static vars.
23050 (do_per_function_toporder): New function.
23051 (execute_one_pass): Dump current pass here.
23052 (execute_ipa_pass_list): Don't dump current pass here.
23054 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23056 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23057 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23059 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23061 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23062 (strong_alias): Define.
23063 (__gcc_qmul): Provide non-FMA for soft-float.
23064 (__gcc_qdiv): Same.
23069 (__gcc_qunord): New.
23079 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23080 soft-float functions.
23081 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23082 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23083 about long double soft float.
23085 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23086 Tehila Meyzels <tehila@il.ibm.com>
23088 * tree-vectorizer.h (is_pattern_stmt_p): New.
23089 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23090 formatting (tabs instead of spaces). Cleanup and clarify setting
23091 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23092 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23093 (vectorizable_type_demotion): Check that types are integral.
23094 (vectorizable_type_promotion): Likewise.
23095 (vectorizable_store): Fix typo. Eliminate new-line at end of
23098 2007-01-16 Jan Hubicka <jh@suse.cz>
23100 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23103 2007-01-15 Eric Christopher <echristo@apple.com>
23105 * ifcvt.c: Include vec.h, vecprim.h.
23106 (check_cond_move_block): New argument regs.
23107 Reorganize. Add registers used to regs.
23108 (cond_move_process_if_block): Use regs set above as
23111 2007-01-15 Eric Christopher <echristo@apple.com>
23113 * config/darwin.h: Update copyright.
23114 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23115 (LINK_COMMAND_SPEC): Add -u.
23116 (LINK_SPEC): Fix umbrella for above.
23118 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23120 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23123 2007-01-15 Tom Tromey <tromey@redhat.com>
23125 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23126 * doc/install.texi (Testing): Don't mention jacks.
23127 (Configuration): Document --enable-java-maintainer-mode. Move
23128 --with-java-home to libgcj-specific section. Document
23130 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23132 2007-01-15 Jan Hubicka <jh@suse.cz>
23134 * tree-ssa-dce.c (DCE_TODOs): New.
23135 (propagate_necessity): Return if something changed.
23136 (eliminate_unnecessary_stmts): Likewise.
23137 (perform_tree_ssa_dce): Return TODO flags when needed.
23138 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23140 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23142 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23143 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23144 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23145 patterns using X87MODEF12 mode macro. Extend operand 1
23146 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23147 (log10<mode>2): Ditto.
23148 (log2<mode>2): Ditto.
23149 (log1p<mode>2): Ditto.
23150 (logb<mode>2): Ditto.
23151 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23152 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23153 (*fxtractxf3_i387): Rename from *fxtractxf3.
23154 (fxtract_extend<mode>xf3_i387): New insn pattern.
23155 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23156 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23157 and gen_fyl2xxf3_i387().
23159 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23161 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23162 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23163 get_loop_exit_edges. Changed return type to bool.
23164 * cfgloop.h (fix_loop_placement): Declaration removed.
23166 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23168 * param.h (MIN_VECT_LOOP_BOUND): New.
23169 * params.def (MIN_VECT_LOOP_BOUND): New.
23170 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23171 argument - minimum threshold for number of iterations.
23172 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23173 argument to declaration.
23174 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23175 MIN_VECT_LOOP_BOUND.
23176 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23177 slpeel_tree_peel_loop_to_edge with additional argument.
23178 (vect_do_peeling_for_alignment): Likewise.
23179 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23181 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23184 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23185 operands of size 1.
23187 2007-01-14 Jan Hubicka <jh@suse.cz>
23189 * tree-dfa.c (remove_referenced_var): New function.
23190 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23191 prune referenced vars list too.
23192 * tree-flow.h (remove_referenced_var): Declare.
23194 2007-01-14 Jan Hubicka <jh@suse.cz>
23196 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23198 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23199 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23200 * except.h (verify_eh_throw_table_statements): Kill prototype.
23201 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23202 into call exrepssions.
23203 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23205 * tree-cfg.c: Include pointer-set.h.
23206 (verify_node_sharing): Work on pointer set.
23207 (verify_eh_throw_stmt_node): New.
23208 (verify_stmts): Use pointers sets, verify throw_stmt.
23210 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23212 * ipa-reference.c (analyze_function): Consider also addresses taken
23215 2007-01-12 Roger Sayle <roger@eyesopen.com>
23217 * c-typeck.c (null_pointer_constant_p): Replace use of
23218 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23219 (build_c_cast): Likewise.
23221 2007-01-12 Roger Sayle <roger@eyesopen.com>
23223 * tree.h (force_fit_type_double): Remove unused final argument.
23224 * c-common.c (constant_expression_warning): Replace use of
23225 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23226 (convert_and_check): Likewise.
23227 (shorten_compare): Update call to force_fit_type_double.
23228 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23229 * convert.c (convert_to_pointer): Update call to
23230 force_fit_type_double.
23231 * fold-const.c (force_fit_type_double): Remove overflowed_const
23233 (int_const_binop, fold_convert_const_int_from_int,
23234 fold_convert_const_int_from_real, fold_div_compare,
23235 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23236 fold_abs_const, fold_not_const): Remove the final argument from
23237 calls to force_fit_type_double.
23239 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23241 * configure.ac: Set insn to "nop" for spu-*-* also.
23242 * configure: Regenerate.
23244 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23246 * builtins.def : Add BUILT_IN_FREE.
23248 2007-01-12 Jan Hubicka <jh@suse.cz>
23250 PR tree-optimization/30443
23251 * tree-inline.c (tree_function_versioning): Do not optimize when
23252 cloning for inlining.
23254 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23256 * doc/loop.texi: Document recording of loop exits.
23257 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23258 (update_single_exits_after_duplication,
23259 update_single_exit_for_duplicated_loop,
23260 update_single_exit_for_duplicated_loops): Removed.
23261 (duplicate_loop_to_header_edge): Do not call
23262 update_single_exits_after_duplication and
23263 update_single_exit_for_duplicated_loops.
23264 (loop_version): Do not update single_exit information.
23265 (fix_loop_structure): Use record_loop_exits instead of
23266 mark_single_exit_loops.
23267 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23268 the lists of loop exits.
23269 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23270 split_edge, merge_blocks): Update the lists of loop exits.
23271 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23272 loop_optimizer_init.
23273 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23274 of mark_single_exit_loops.
23275 (loop_optimizer_finalize): Call release_recorded_exits.
23276 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23277 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23278 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23279 update single exit information.
23280 * lambda-code.c (perfect_nestify): Ditto.
23281 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23282 (mark_single_exit_loops): Removed.
23283 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23284 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23285 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23287 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23288 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23289 (verify_loop_structure): Verify consistency of the exit lists.
23290 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23291 (set_single_exit): Removed.
23292 * cfgloop.h (struct loop_exit): New function.
23293 (struct loop): single_exit_ field replaced by exits field.
23294 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23295 LOOPS_HAVE_RECORDED_EXITS.
23296 (struct loops): Added exits hash.
23297 (mark_single_exit_loops, set_single_exit): Declaration removed.
23298 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23300 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23302 * doc/invoke.texi: Avoid use of @headitem.
23304 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23306 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23308 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23310 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23313 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23314 Richard Sandiford <richard@codesourcery.com>
23316 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23317 * config/m68k/m68k.opt: Resort options.
23318 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23320 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23321 Richard Sandiford <richard@codesourcery.com>
23323 * doc/invoke.texi: Document the macros that are defined by
23324 m68k's -mtune and -mhard-float options.
23325 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23326 (m68k_cpp_cpu_family): Likewise.
23327 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23328 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23329 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23330 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23331 (m68k_cpp_cpu_family): Likewise.
23333 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23335 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23336 macros besides mc68000 as tuning macros. Use a switch statement
23337 to set them and mcpu32.
23339 2007-01-12 Julian Brown <julian@codesourcery.com>
23341 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23342 (TARGET_68040_ONLY): Rename to...
23343 (TARGET_68040): ...this.
23344 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23345 * config/m68k/m68k.md: Likewise.
23347 2007-01-12 Julian Brown <julian@codesourcery.com>
23348 Nathan Sidwell <nathan@codesourcery.com>
23349 Richard Sandiford <richard@codesourcery.com>
23351 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23352 the -mcpu= argument associated with the --with-cpu setting.
23353 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23354 if different from the one implied by the -mcpu setting.
23355 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23356 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23357 * doc/invoke.texi: Mention ColdFire in the introduction to the
23358 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23359 -mno-div and -mhard-float options. Make -m68881 a synonym for
23360 -mhard-float. Document the previously-undocumented -m5206e,
23361 -m528x, -m5307 and -m5407 options. Tweak the existing option
23362 documentation for consistency.
23363 * doc/install.texi: Mention new --with-cpu arguments.
23364 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23365 default CPU if neither -mcpu nor -march are specified.
23366 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23367 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23368 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23369 using m68k_tune to decide between families that implement the
23370 same ISA. Use m68k_tune to set __mcfv4e__.
23371 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23372 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23373 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23374 (FL_ISA_C, FL_ISA_MMU): New macros.
23375 (MASK_COLDFIRE): Delete.
23376 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23377 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23378 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23379 (TARGET_HARD_FLOAT): Do not define here.
23380 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23381 (TUNE_68000): New macro.
23382 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23383 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23384 (TUNE_CFV2): Redefine in terms of m68k_tune.
23385 (uarch_type, target_device, fpu_type): New enums.
23386 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23387 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23388 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23389 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23390 (FL_FOR_isa_c): New macros.
23391 (m68k_isa): New enum.
23392 (m68k_target_selection): New structure.
23393 (all_devices, all_isas, all_microarchs): New tables.
23394 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23395 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23396 (MASK_ALL_CPU_BITS): Delete.
23397 (m68k_find_selection): New function.
23398 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23399 Map the legacy target options to a combination of the new ones.
23400 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23401 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23402 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23404 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23405 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23407 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23408 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23409 * config/m68k/m68k-devices.def: New file.
23411 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23412 Nathan Sidwell <nathan@codesourcery.com>
23414 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23415 (SUBTARGET_EXTRA_SPECS): New macros.
23416 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23417 use %(asm_cpu_spec) instead.
23418 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23419 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23420 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23421 (EXTRA_SPECS): Rename to...
23422 (SUBTARGET_EXTRA_SPECS): ...this.
23424 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23425 Richard Sandiford <richard@codesourcery.com>
23426 Julian Brown <julian@codesourcery.com>
23428 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23429 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23430 to the configuration's default CPU.
23431 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23432 Remove default masks.
23433 (m680[012]0-*-*): Set the default with_cpu to the first part of
23435 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23436 (m68k*-*-linux): Extend the --with-cpu handling to...
23437 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23438 and m68010. Don't set target_cpu_default2.
23439 * doc/install.texi: Document --with-cpu for m68k.
23440 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23441 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23442 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23443 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23444 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23445 (ASM_SPEC): Remove use of %(asm_cpu_default).
23446 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23447 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23448 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23449 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23450 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23451 (TARGET_DEFAULT): Delete.
23452 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23453 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23454 (CPP_CPU_SPEC): Delete.
23455 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23456 the appropriate string.
23457 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23458 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23459 (ASM_SPEC): Don't use %(asm_default_spec).
23460 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23461 TARGET_DEFAULT and add MASK_68881.
23462 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23464 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23466 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23467 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23468 MASK_68010 alongside MASK_68020.
23469 * doc/invoke.texi: Document -m68010.
23470 * config/m68k/m68k.opt (m68010): New.
23471 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23473 (TUNE_68010): New macro.
23474 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23475 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23476 (M68K_CPU_m68332): Add MASK_68010.
23477 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23478 fallback definition.
23479 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23481 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23482 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23483 to all entries that use MASK_68020.
23484 (output_move_simode_const, output_move_himode, output_move_qimode)
23485 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23486 instead of TARGET_68020 to select clr behavior. Remove comment
23487 about there being no TARGET_68010.
23488 * config/m68k/m68k.md: Likewise throughout.
23490 2007-01-12 Julian Brown <julian@codesourcery.com>
23492 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23493 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23494 * config/m68k/m68k.md: Likewise.
23496 2007-01-12 Julian Brown <julian@codesourcery.com>
23498 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23499 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23501 2007-01-12 Julian Brown <julian@codesourcery.com>
23503 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23504 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23505 * config/m68k/m68k.md: Likewise.
23507 2007-01-12 Julian Brown <julian@codesourcery.com>
23508 Richard Sandiford <richard@codesourcery.com>
23510 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23511 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23512 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23514 (TARGET_CPU32): Rename to...
23515 (TUNE_CPU32): ...this.
23516 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23517 (TUNE_CFV2): New macros.
23518 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23519 remove conditions that are implied by TARGET_68020.
23520 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23521 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23522 (m68k_output_function_epilogue): Likewise.
23523 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23524 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23525 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23526 non-68000 timings. Refactor multiplication and division costs.
23527 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23528 TUNE_CPU32 instead of TARGET_CPU32.
23529 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23530 and TUNE_68060 instead of TARGET_68060.
23531 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23532 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23534 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23535 && !TARGET_COLDFIRE" to choose between moveq and clr.
23536 Likewise in the unnamed movsf pattern.
23537 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23538 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23541 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23543 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23544 of tabbing before backslashes.
23546 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23548 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23549 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23550 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23552 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23554 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23555 find_interesting_uses_cond.
23556 (find_interesting_uses_cond): Use extract_cond_operands.
23557 (rewrite_use_compare): Use extract_cond_operands and
23558 force_gimple_operand_bsi. Do not call update_stmt.
23559 (determine_use_iv_cost_condition): Use extract_cond_operands.
23560 Return cheaper of using original bound and changing the exit bound.
23562 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23564 PR tree-optimization/29516
23565 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23566 most_expensive_mult_to_index, addr_to_parts,
23567 create_mem_ref, maybe_fold_tmr): Make the type of
23568 fields of TARGET_MEM_REF sizetype.
23569 (move_fixed_address_to_symbol, move_pointer_to_base):
23571 * tree.def (TARGET_MEM_REF): Add comment on types of
23574 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23576 * c-common.c (vector_types_convertible_p): Treat opaque types as
23577 always convertible if they have the same size, but not otherwise.
23579 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23581 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23582 Remove the b_unconditional field.
23583 (noce_try_sign_mask): Do not look at b_unconditional.
23584 (noce_process_if_block): Do not use merge_if_blocks. Update
23585 the CFG here. Do not set b_unconditional.
23586 (cond_move_process_if_block): Likewise.
23587 (find_cond_trap): Likewise.
23588 (check_cond_move_block): Require simple jump insns at the end
23589 of the basic block.
23591 2007-01-11 Jan Hubicka <jh@suse.cz>
23593 PR tree-optimization/1046
23594 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23595 when alias info is not ready.
23596 (pass_tail_recursion): Do not require aliasing.
23597 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23598 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23599 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23600 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23601 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23602 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23603 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23605 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23606 When aliasing is not build, mark statement as volatile.
23608 2007-01-11 Tom Tromey <tromey@redhat.com>
23610 PR preprocessor/15185, PR preprocessor/20989:
23611 * doc/cppopts.texi <-MT>: Update description of algorithm for
23612 computing default target.
23613 <-M, -MD>: Reword "basename" text.
23615 2007-01-11 Roger Sayle <roger@eyesopen.com>
23617 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23618 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23619 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23620 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23621 fold_builtin_bswap, real_constp, fold_builtin_pow,
23622 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23623 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23624 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23625 * convert.c (convert_to_pointer): Likewise.
23626 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23627 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23628 const_binop, fold_convert_const_int_from_int,
23629 fold_convert_const_int_from_real,
23630 fold_convert_const_real_from_real, sign_bit_p,
23631 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23632 fold_sign_changed_comparison, fold_unary, fold_comparison,
23633 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23634 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23635 * print-tree.c (print_node_brief, print_node): Likewise.
23636 * stor-layout.c (place_field, layout_type): Likewise.
23637 * tree-chrec.c (keep_cast): Likewise.
23638 * tree.c (build_vector, build_real, build_real_from_int_cst,
23639 build_complex): Likewise.
23641 2007-01-11 Roger Sayle <roger@eyesopen.com>
23643 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23644 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23646 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23648 * configure.ac (strict1_warn): Rename to strict_warn.
23649 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23650 cc_set_by_configure, quoted_cc_set_by_configure,
23651 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23652 all_boot_languages, all_stagestuff): Remove.
23653 (target_list): Remove bootstrap targets.
23654 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23655 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23656 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23657 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23658 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23659 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23660 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23661 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23662 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23663 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23664 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23665 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23666 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23667 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23668 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23669 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23670 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23671 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23672 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23673 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23674 (mostlyclean): Adjust.
23675 (clean, distclean): Don't mention bootstrap stuff.
23676 * configure: Regenerate.
23677 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23678 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23679 treelang/config-lang.in (stagestuff): Remove.
23680 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23681 stageprofile, stagefeedback, stagestuff): Remove mention.
23683 2007-01-11 Nick Clifton <nickc@redhat.com>
23685 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23687 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23688 (mcore_arith_K_S_operand): Run the test for the S constraint not
23689 the test for the M constraint.
23690 (mcore_addsub_operand): Do not accept integer values that are
23691 larger than 32 bits.
23692 * config/mcore/mcore.md: Remove unused constraints from split.
23693 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23694 (addsi3): Likewise.
23695 (allocate_stack): Likewise.
23696 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23697 operands to 32 bits.
23698 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23700 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23701 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23702 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23703 mcore_output_bclri, mcore_output_andn, output_inline_const,
23704 mcore_output_move, mcore_output_movedouble): Likewise.
23705 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23706 (output_inline_const): Likewise.
23707 (output_inline_const): Fix format strings used in sprintf
23709 * config/mcore/mcore-protos.h: Update prototypes for changed
23710 functions in mcore.c.
23711 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23712 HOST_WIDE_INT and not int.
23713 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23714 CONST_OK_FOR_N): Likewise.
23715 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23716 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23719 2007-01-10 Jan Hubicka <jh@suse.cz>
23721 * tree-vrp.c (remove_range_assertions): Release defs.
23722 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23723 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23725 2007-01-10 Paul Brook <paul@codesourcery.com>
23727 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23728 * config/arm/arm.md (mulsi3subsi): New insn.
23730 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23732 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23733 (tree_transform_and_unroll_loop): New.
23734 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23737 2007-01-10 Robert Kennedy <jimbob@google.com>
23739 * fold-const.c (fold_comparison): Fold comparisons like (x *
23740 1000 < 0) to (x < 0).
23742 2007-01-10 Ian Lance Taylor <iant@google.com>
23744 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23745 operands have the same priority.
23747 2007-01-10 Tom Tromey <tromey@redhat.com>
23749 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23750 (fold_binary): Likewise.
23751 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23752 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23753 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23754 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23755 * langhooks.h (struct lang_hooks): Removed field
23756 'can_use_bit_fields_p'.
23758 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23760 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23762 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23764 * function.c (get_last_funcdef_no): New function.
23765 * function.h (get_last_funcdef_no): Declare.
23766 * tree-inline.c (initialize_cfun): Add initialization.
23767 (tree_function_versioning): Cleanup.
23769 2007-01-10 Jan Hubicka <jh@suse.cz>
23771 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23774 2007-01-10 Sa Liu <saliu@de.ibm.com>
23775 Ben Elliston <bje@au.ibm.com>
23777 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23778 for SAVE_NONLOCAL and Pmode for any other save level.
23779 * spu-protos.h (spu_restore_stack_block): Declare.
23780 * spu.md (save_stack_block): Remove.
23781 (restore_stack_block): Call spu_restore_stack_block.
23782 * spu.c (spu_restore_stack_block): New function.
23783 (spu_expand_epilogue): Remove old comment.
23785 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23787 PR tree-optimization/30322
23788 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23789 (cand_value_at): Return the value as aff_tree.
23790 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23791 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23792 aff_combination_mult): New functions.
23793 (aff_combination_add): Use aff_combination_add_cst.
23794 (aff_combination_convert): Allow conversions to a wider type.
23795 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23796 * tree-affine.h (aff_combination_mult): Declare.
23798 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23800 * doc/tm.texi: Update documentation to reflect reality of exec
23801 and start file search behaviours. Update copyright year.
23802 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23803 header file directories.
23805 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23807 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23808 (*cosxf2): Rename to cosxf2_i387.
23809 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23810 using X87MODEF12 mode macro. Rename patterns to
23811 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23813 (*cosdf2, *cossf2): Ditto.
23814 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23815 to match extended input operands.
23816 (sincos<mode>3): New expander.
23817 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23818 insn patterns and corresponding splitters.
23820 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23822 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23823 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23825 2007-01-09 Nicolas Pitre <nico@cam.org>
23828 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23830 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23832 * target.h (struct gcc_target): New field library_rtti_comdat.
23833 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23834 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23835 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23836 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23838 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23840 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23842 2007-01-08 Richard Guenther <rguenther@suse.de>
23844 * tree.h (force_fit_type_double): Export.
23845 (force_fit_type): Remove.
23846 * fold-const.c (force_fit_type_double): New function.
23847 (force_fit_type): Remove.
23848 (int_const_binop): Use it.
23849 (fold_convert_const_int_from_int): Likewise.
23850 (fold_convert_const_int_from_real): Likewise.
23851 (fold_div_compare): Likewise.
23852 (fold_sign_changed_comparison): Likewise.
23853 (fold_unary): Likewise.
23854 (fold_negate_const): Likewise.
23855 (fold_abs_const): Likewise.
23856 (fold_not_const): Likewise.
23857 * c-common.c (shorten_compare): Use force_fit_type_double.
23858 * convert.c (convert_to_pointer): Likewise.
23860 2007-01-08 Richard Guenther <rguenther@suse.de>
23862 * tree.h (build_int_cst_wide_type): Export.
23863 * tree.c (build_int_cst_wide_type): New function.
23864 (build_int_cst_wide): Fix comment.
23865 * builtins.c (fold_builtin_object_size): Use build_int_cst
23866 to build -1 or 0 of the correct type. Use fit_double_type
23867 to check for overflow.
23868 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23870 (decode_field_reference): Likewise.
23871 (all_ones_mask_p): Likewise.
23872 (native_interpret_int): Use build_int_cst_wide_type.
23873 (fold_binary): Use build_int_cst_type to build an all-ones
23875 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23877 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23879 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23881 2007-01-09 Ben Elliston <bje@au.ibm.com>
23883 * genautomata.c (STATS_OPTION): New option.
23884 (stats_flag): New flag.
23885 (gen_automata_option): Handle it.
23886 (initiate_automaton_gen): Ditto.
23887 (write_automata): Output statistics only if stats_flag is
23888 set. Likewise, output time statistics only if time_flag is set.
23889 * doc/md.texi (Processor pipeline description): Document new flag.
23891 2007-01-08 Richard Guenther <rguenther@suse.de>
23893 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23894 * tree.c (build_int_cst_type): Likewise.
23895 (size_in_bytes): Don't call force_fit_type on the result.
23896 (int_fits_type_p): Use fit_double_type.
23897 * fold-const.c (fit_double_type): New function.
23898 (force_fit_type): Use it.
23899 * tree.h (fit_double_type): Export.
23901 2007-01-08 Jan Hubicka <jh@suse.cz>
23903 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23904 * ipa.c (function_and_variable_visibility): Fix return type.
23906 2007-01-08 Richard Guenther <rguenther@suse.de>
23908 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23909 of offset to build the index.
23910 * tree-pretty-print.c (dump_generic_node): Don't build negated
23911 const just for printing.
23912 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23913 * builtins.c (fold_builtin_int_roundingfn): Check if result
23914 fits the type by using force_fit_type and comparing the result.
23915 * predict.c (predict_loops): Use compare_tree_int for comparison.
23916 * tree.c (build_int_cst): Fall back to integer_type_node for
23918 (build_int_cst_wide): Assert type is non-null.
23920 2007-01-08 Roberto Costa <roberto.costa@st.com>
23922 * tree-vrp.c (extract_range_from_cond_expr): New.
23923 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23924 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23926 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23927 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23928 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23929 used as expressions.
23930 * tree-object-size.c (cond_expr_object_size): New.
23931 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23933 2007-01-08 Jan Hubicka <jh@suse.cz>
23935 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23936 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23939 2007-01-08 Richard Guenther <rguenther@suse.de>
23941 PR tree-optimization/23603
23942 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23943 (extract_range_from_binary): Fall back to truthvalue instead of
23944 varying for TRUTH_*_EXPR.
23945 (extract_range_from_comparison): Fall back to truthvalue instead of
23947 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23948 if all visited PHI values were constant.
23950 2007-01-08 Jan Hubicka <jh@suse.cz>
23952 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23953 (cgraph_analyze_function): break out from ...
23954 (cgraph_finalize_compilation_unit): ... here.
23955 (cgraph_expand_function): Remove forgoten commented out line.
23956 (cgraph_optimize): Analyze functions.
23958 2007-01-08 Jan Hubicka <jh@suse.cz>
23960 * tree-pas.h (TODO_remove_function): New flag.
23961 (TODO_update*): Renumber.
23962 (pass_ipa_increase_alignment,
23963 pass_ipa_function_and_variable_visibility): New passes.
23964 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23965 (cgraph_function_and_variable_visibility): Move to ipa.c
23966 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23967 cgraph_increase_alignment.
23968 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23969 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23970 calling tree-inline.
23971 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23972 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23973 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23974 (gate_increase_alignment): New function.
23975 (pass_ipa_increase_alignment): New pass.
23976 * ipa.c: Inline tree-pass.h and timevar.h
23977 (function_and_variable_visibility): Move here from cgraphunit.c
23978 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23979 * passes.c (init_optimization_passes): Add the two new passes.
23980 (execute_todo): Handle cgraph_remove_functions.
23982 2007-01-08 Nick Clifton <nickc@redhat.com>
23984 * config/frv/predicates.md (reg_or_0_operand): Accept
23987 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23989 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23990 * config.gcc: Add bfin*-rtems*.
23992 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23994 * c.opt: Add -flax-vector-conversions.
23995 * c-typeck.c (convert_for_assignment): Pass flag to
23996 vector_types_convertible_p to allow emission of note.
23997 (digest_init): Likewise.
23998 * c-opts.c: Handle -flax-vector-conversions.
23999 * c-common.c (flag_lax_vector_conversions): New.
24000 (vector_types_convertible_p): Unless -flax-vector conversions
24001 has been passed, disallow conversions between vectors with
24002 differing numbers of subparts and/or element types. If such
24003 a conversion is disallowed, possibly emit a note on the first
24004 occasion only to inform the user of -flax-vector-conversions.
24005 The new last argument specifies this.
24006 * c-common.h (flag_lax_vector_conversions): New.
24007 (vector_types_convertible_p): Add extra argument.
24008 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24009 char_type_node for V*QI type vectors.
24010 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24011 Update to satisfy new typechecking rules.
24012 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24013 C and C++ variants.
24014 * doc/invoke.texi (C Dialect Options): Document
24015 -flax-vector-conversions.
24017 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24019 PR tree-optimization/29877
24020 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24021 a register variable on the RHS to not be replaceable.
24023 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24024 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24025 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24026 const_simm15, const_pow2, const_npow2): Added.
24027 * config/score/misc.md (insv, extv, extzv, movmemsi,
24028 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24029 * config/score/score.c (score_address_cost, score_select_cc_mode):
24031 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24032 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24033 Update score_print_operand.
24034 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24035 Adjust register allocate order and update some macro define.
24036 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24037 mdx_block_move_straight, mdx_block_move_loop_head,
24038 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24039 mdx_block_move_loop, mdx_block_move): Added.
24040 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24041 mdp_limm): Updated and fix some bug and typo.
24042 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24043 (movsf, movdf, doloop_end): Added.
24045 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24047 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24048 config/arm/thumb2.md: Fix comment typos.
24049 * doc/extend.texi: Fix a typo.
24051 2007-01-07 Eric Christopher <echristo@apple.com>
24053 * configure.ac: Check for __stack_chk_fail for darwin.
24054 * configure: Regenerate.
24056 2007-01-07 Richard Guenther <rguenther@suse.de>
24058 * tree-vrp.c (extract_range_from_assert): CSE calls to
24059 compare_values where possible.
24060 (extract_range_from_unary_expr): Likewise.
24062 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24064 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24065 * config/avr/avr.c (call_insn_operand): Delete function.
24066 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24067 instead of register number. Use predicates.
24068 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24069 call_insn_operand): Add.
24071 2007-01-06 Jan Hubicka <jh@suse.cz>
24073 * tree-pass.h (pass_build_cgraph_edges): Declare.
24074 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24075 (visited_nodes): Remove.
24076 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24077 build_cgrpah_edges; make visited_nodes local.
24078 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24079 (record_references_in_initializer): Move to cgraphbuild.c
24080 (initialize_inline_failed, rebuild_cgraph_edges,
24081 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24082 (verify_cgraph_node): Make visited_nodes local.
24083 (cgraph_analyze_function): Do not call cgraph_create_edges and
24084 initialize_inline_failed.
24085 (cgraph_expand_function): Do not call cgraph_lower_function;
24086 assert that function is already lowered.
24087 * Makefile.in (cgraphbuild.o): New.
24088 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24089 at the end of lowering passes.
24091 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24093 * ifcvt.c (cond_move_convert_if_block): New function, code
24094 factored out from...
24095 (cond_move_process_if_block): ...here. Call the new function
24096 on the THEN and ELSE blocks.
24097 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24098 already takes care of this.
24100 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24103 * tree.h (TREE_OVERFLOW_P): New.
24104 * c-typeck.c (parser_build_unary_op): Warn only if result
24105 overflowed and operands did not.
24106 (parser_build_binary_op): Likewise.
24107 (convert_for_assignment): Remove redundant overflow_warning.
24108 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24110 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24112 * c-typeck.c (store_init_value): Split over two lines to follow
24113 the GNU coding style.
24115 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24117 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24118 __GXX_EXPERIMENTAL_CXX0X__.
24119 * doc/cpp.texi: Same.
24121 2007-01-05 Richard Guenther <rguenther@suse.de>
24123 PR middle-end/27826
24124 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24125 with mismatched types. Instead explicitly build a
24126 conversion NOP_EXPR.
24128 2007-01-05 Ian Lance Taylor <iant@google.com>
24130 * c-common.c (decl_with_nonnull_addr_p): New function.
24131 (c_common_truthvalue_conversion): Call it.
24132 * c-typeck.c (build_binary_op): Likewise.
24133 * c-common.h (decl_with_nonnull_addr_p): Declare.
24135 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24138 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24141 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24143 * doc/install.texi (Final install): Document the fact that
24144 the GNAT runtime should not be stripped.
24146 2007-01-04 Jan Hubicka <jh@suse.cz>
24148 * tree-inline.c (fold_marked_statements): Update operand caches
24149 and EH after folding
24151 2007-01-04 Ian Lance Taylor <iant@google.com>
24153 * c-common.c (check_function_nonnull): Whitespace fix.
24155 2007-01-04 Jan Hubicka <jh@suse.cz>
24157 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24158 comitted older version of patch.
24159 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24160 function, celanup cfg and collect garbage.
24162 2007-01-04 Mike Stump <mrs@apple.com>
24164 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24167 2007-01-04 Eric Christopher <echristo@apple.com>
24169 * libgcc2.c (__bswapsi2): Use SItype.
24170 (__bswapdi2): Use DItype.
24171 * libgcc2.h: Update for above.
24173 2007-01-04 Paul Brook <paul@codesourcery.com>
24175 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24176 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24177 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24178 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24179 umulsi3_highpart): Make conditional on !arm_arch6.
24180 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24181 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24182 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24183 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24184 umulsi3_highpart_v6): New insns.
24186 2007-01-04 Roger Sayle <roger@eyesopen.com>
24188 * fold-const.c (fold_convert): When casting an expression to void,
24189 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24190 have a type. Instead of attempting to build a NOP_EXPR, return
24191 these "special" trees directly.
24193 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24195 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24196 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24197 rs6000_cost->fp not 0 as adjustment for outer NEG.
24199 2007-01-04 Jan Hubicka <jh@suse.cz>
24201 * cgraph.c (cgraph_release_function_body): New function.
24202 (cgraph_remove_node): Use it.
24203 * cgraph.h (cgraph_release_function_body): Declare.
24204 * cgraphunit.c (cgraph_expand_function): Use it.
24205 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24206 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24207 is initialized and while compilation of other function is running.
24208 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24209 statement CFG annotations from here to ...
24210 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24212 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24214 * cfgloop.h (enum li_flags): Make the constants powers of two.
24216 2007-01-04 Jan Hubicka <jh@suse.cz>
24218 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24220 (fold_marked_statements): New function.
24221 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24222 * tree-inline.h (copy_body_data): Add statements_to_fold.
24224 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24226 * config.gcc: Mention libgcc/config.host.
24227 * Makefile.in: Update comments mentioning libgcc.
24228 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24229 (all.cross, start.encap, rest.encap, rest.cross): Update
24230 dependencies for libgcc move.
24231 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24232 (clean-target, clean-target-libgcc): Delete.
24233 (srcdirify, GCC_EXTRA_PARTS): New macros.
24234 (libgcc-support, libgcc.mvars): New rules.
24235 (distclean): Remove mention of mklibgcc.
24236 (install): Don't reference INSTALL_LIBGCC.
24237 (install-common): Don't reference EXTRA_PARTS.
24238 (install-libgcc, install-multilib): Delete rules.
24239 * mklibgcc.in: Delete file.
24240 * doc/configfiles.texi: Don't mention mklibgcc.
24242 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24243 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24244 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24245 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24246 (mklibgcc, ldblspecs): Likewise.
24248 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24249 (posixpre.def): Use $(T).
24250 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24251 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24252 (SHLIB_LINK): Make dummy.
24253 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24255 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24257 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24258 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24259 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24260 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24262 * configure.ac (all_outputs): Remove mklibgcc.
24263 * configure: Regenerated.
24265 2007-01-03 Josh Conner <jconner@apple.com>
24267 PR middle-end/29683
24268 * calls.c (compute_argument_addresses): Set stack and stack_slot
24269 for partial args, too.
24270 (store_one_arg): Use locate.size.constant for the size when
24271 generating a save_area.
24273 2007-01-03 Robert Kennedy <jimbob@google.com>
24275 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24276 whose definitions are deleted due to basic block merging.
24278 2007-01-03 Paul Brook <paul@codesourcery.com>
24281 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24283 (use_return_insn): Return 0 for Thumb interrupt functions.
24284 (print_multi_reg): Add rfe argument for IRQ returns.
24285 (arm_output_epilogue): Pop interrupt return address directly into PC.
24286 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24288 2007-01-03 Paul Brook <paul@codesourcery.com>
24290 Merge from sourcerygxx-4_1.
24291 * config/arm/thumb2.md: New file.
24292 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24294 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24295 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24296 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24297 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24299 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24300 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24302 * config/arm/ieee754-sf.S: Ditto.
24303 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24304 (thumb1_base_register_rtx_p): ... to this.
24305 (thumb_index_register_rtx_p): Rename...
24306 (thumb1_index_register_rtx_p): ... to this.
24307 (thumb_output_function_prologue): Rename...
24308 (thumb1_output_function_prologue): ... to this.
24309 (thumb_legitimate_address_p): Rename...
24310 (thumb1_legitimate_address_p): ... to this.
24311 (thumb_rtx_costs): Rename...
24312 (thumb1_rtx_costs): ... to this.
24313 (thumb_compute_save_reg_mask): Rename...
24314 (thumb1_compute_save_reg_mask): ... to this.
24315 (thumb_final_prescan_insn): Rename...
24316 (thumb1_final_prescan_insn): ... to this.
24317 (thumb_expand_epilogue): Rename...
24318 (thumb1_expand_epilogue): ... to this.
24319 (arm_unwind_emit_stm): Rename...
24320 (arm_unwind_emit_sequence): ... to this.
24321 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24322 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24323 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24324 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24325 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24326 thumb2_output_casesi): New functions.
24327 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24328 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24329 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24330 THUMB2_WORK_REGS): Define.
24331 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24332 arm_condexec_mask, arm_condexec_masklen)): New variables.
24333 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24334 (arm_override_options): Check new CPU capabilities.
24335 Set new architecture flag variables.
24336 (arm_isr_value): Handle v7m interrupt functions.
24337 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24339 (const_ok_for_arm): Handle Thumb-2 constants.
24340 (arm_gen_constant): Ditto. Use movw when available.
24341 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24343 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24344 (thumb_find_work_register, arm_load_pic_register,
24345 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24346 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24347 print_multi_reg, output_mov_long_double_fpa_from_arm,
24348 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24349 output_mov_double_fpa_from_arm, output_move_double,
24350 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24351 output_return_instruction, arm_output_function_prologue,
24352 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24353 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24354 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24355 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24356 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24357 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24359 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24360 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24361 (arm_file_start): Output directive for unified syntax.
24362 (arm_unwind_emit_set): Handle stack alignment instruction.
24363 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24364 Add v6t2, v7, v7a, v7r and v7m.
24365 (RETLDM): Add Thumb-2 code.
24366 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24367 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24368 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24369 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24370 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24371 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24372 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24373 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24374 ADJUST_INSN_LENGTH): Define.
24375 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24376 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24377 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24378 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24379 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24380 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24381 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24382 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24383 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24384 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24385 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24386 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24387 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24388 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24389 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24390 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24391 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24393 * config/arm/arm-tune.md: Regenerate.
24394 * config/arm/arm-protos.h: Update prototypes.
24395 * config/arm/vfp.md: Enable patterns for Thumb-2.
24396 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24397 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24398 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24399 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24400 * config/arm/libunwind.S: Add Thumb-2 code.
24401 * config/arm/constraints.md: Update include Thumb-2.
24402 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24403 * config/arm/ieee754-df.S: Ditto.
24404 * config/arm/bpabi.S: Ditto.
24405 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24406 * config/arm/predicates.md (low_register_operand,
24407 low_reg_or_int_operand, thumb_16bit_operator): New.
24408 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24409 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24410 * config/arm/t-arm-elf: Add armv7 multilib.
24411 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24413 (UNSPEC_STACK_ALIGN, ce_count): New.
24414 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24415 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24417 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24418 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24419 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24420 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24421 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24422 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24424 * doc/extend.texi: Document ARMv7-M interrupt functions.
24425 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24427 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24429 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24430 (struct _Unwind_Context): Rename args_size to flags, remove
24431 signal_frame field, add a new args_size field and version field.
24432 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24433 _Unwind_IsExtendedContext): New inline functions.
24434 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24435 Assume by_value array is only present if _Unwind_IsExtendedContext.
24436 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24437 _Unwind_IsSignalFrame.
24438 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24439 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24440 (uw_init_context_1): Initialize context->flags to
24441 EXTENDED_CONTEXT_BIT.
24442 * config/rs6000/linux-unwind.h (frob_update_context): Use
24443 _Unwind_SetSignalFrame.
24445 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24447 PR middle-end/30353
24448 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24449 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24452 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24454 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24455 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24456 RET, AT_SP): Remove.
24457 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24460 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24461 * cfgbuild.c (find_basic_blocks): Likewise.
24462 * cfgrtl.c (rtl_create_basic_block): Likewise.
24463 * function.c (temp_slots_at_level): Likewise.
24464 * reg-stack.c (stack_regs_mentioned): Likewise.
24465 * regclass.c (allocate_reg_info): Likewise.
24466 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24467 set_bb_for_stmt, move_block_to_fn): Likewise.
24468 * tree-complex.c (tree_lower_complex): Likewise.
24469 * vec.h (VEC_safe_grow_cleared): New.
24471 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24473 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24475 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24476 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24478 * cfgloopmanip.c (scale_loop_frequencies): Export.
24479 (loopify): Scale the frequencies by prescribed coefficients.
24480 (set_zero_probability): New function.
24481 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24482 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24483 and frequencies according to arguments.
24484 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24486 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24487 * modulo-sched.c (sms_schedule): Set probabilities for entering
24488 versioned loop correctly.
24489 * tree-vect-transform.c (vect_transform_loop): Ditto.
24490 * cfgloop.h (loopify, loop_version): Declaration changed.
24491 (scale_loop_frequencies): Declared.
24493 2007-01-02 Jan Hubicka <jh@suse.cz>
24495 * cgraph.c: Include tree-flow.h
24496 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24497 early_local_passes.
24498 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24499 * tree-pass.h (pass_all_early_optimizations): Declare.
24500 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24501 early_local_passes.
24502 (cgraph_analyze_function): Do early_local_passes.
24503 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24504 Do not add referenced vars.
24505 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24507 (gate_all_early_local_passes): New gate.
24508 (pass_early_local_passes): Use new gate.
24509 (execute_early_local_optimizations): New functions.
24510 (gate_all_early_optimizations): New gate.
24511 (pass_all_early_optimizations): New pass.
24512 (execute_free_datastructures): Free SSA only when initialized.
24513 (gate_init_datastructures): Init only when optimizing.
24514 (tree_lowering_passes): Do early local passes when called late.
24515 * tree-profile.c (do_tree_profiling): Don't profile functions added
24517 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24518 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24520 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24521 during early_local_passes.
24522 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24525 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24527 * Makefile.in: Update copyright year.
24529 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24531 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24532 in $(lang_checks) and check-consistency targets.
24534 2007-01-02 Jan Hubicka <jh@suse.cz>
24536 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24537 Do not add referenced vars.
24538 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24540 * passes.c (init_optimization_passes): Put mudflap_2 after
24541 free_datastructures.
24543 2007-01-02 Jan Hubicka <jh@suse.cz>
24545 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24546 Set NOTHROW flag on call statements proved to be nothrow.
24547 Update statement of local calls so new pure/const functions are
24548 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24550 (tree_rest_of_compilation): Register hooks and initialize bitmap
24551 early. Do not set after_inlining flag.
24553 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24555 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24556 HOST_BITS_PER_LONGLONG
24558 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24561 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24562 warning for non-static initializers.
24564 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24566 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24567 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24568 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24569 Always use set_unique_reg_note to add REG_EQUAL notes.
24571 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24574 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24576 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24577 * cfgbuild.c (find_basic_blocks): Likewise.
24578 * cfgrtl.c (rtl_create_basic_block): Likewise.
24579 * function.c (temp_slots_at_level): Likewise.
24580 * reg-stack.c (stack_regs_mentioned): Likewise.
24581 * regclass.c (allocate_reg_info): Likewise.
24582 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24583 set_bb_for_stmt, move_block_to_fn): Likewise.
24584 * tree-complex.c (tree_lower_complex): Likewise.
24585 * vec.h (VEC_safe_grow_cleared): New.
24587 2007-01-02 Ian Lance Taylor <iant@google.com>
24589 * c-common.c (c_common_truthvalue_conversion): When warning about
24590 using an assignment as a truth value, set TREE_NO_WARNING.
24592 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24595 * c.opt (Wold-style-declaration): New.
24596 * doc/invoke.texi (C-only Warning Options): New.
24597 (Wold-style-declaration): Document it.
24598 (Wextra): Enabled by -Wextra.
24599 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24600 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24601 -Wold-style-declaration.
24603 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24605 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24606 * cfgbuild.c (find_basic_blocks): Likewise.
24607 * cfgrtl.c (rtl_create_basic_block): Likewise.
24608 * function.c (temp_slots_at_level): Likewise.
24609 * reg-stack.c (stack_regs_mentioned): Likewise.
24610 * regclass.c (allocate_reg_info): Likewise.
24611 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24612 set_bb_for_stmt, move_block_to_fn): Likewise.
24613 * tree-complex.c (tree_lower_complex): Likewise.
24614 * vec.h (VEC_safe_grow_cleared): New.
24616 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24618 * c-common.c (c_common_nodes_and_builtins): Since variants of
24619 void_type_node get built before it is given a name, we need to
24620 give those variants the name, too.
24621 (complete_array_type): We need to work with the canonical main
24622 type of the array, from which we will build the qualified version.
24623 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24624 * print-tree.c (print_node): Display canonical type information
24626 * stor-layout.c (layout_type): When we don't know the
24627 alignment of a type for which we're building an array, we end up
24628 guessing wrong, so make the type require structural equality.
24629 * tree.c (make_node_stat): When we build a new type, it is its
24630 own canonical type.
24631 (build_type_attribute_qual_variant): When building an attribute
24632 variant, its canonical type is the non-attribute variant. However,
24633 if the attributes are target-dependent and they differ, we need to
24634 use structural equality checks for this type.
24635 (build_qualified_type): A qualified type is not equivalent to its
24636 unqualified variant; set the canonical type appropriately.
24637 (build_distinct_type_copy): When building a distinct type from
24638 another type, the new type is its own canonical type.
24639 (build_variant_type_copy): When building a new type variant, we
24640 assume that it is equivalent to the original type.
24641 (build_pointer_type_for_mode): When building a pointer type, also
24642 build a canonical type pointer.
24643 (build_reference_type_for_mode): When building a reference type,
24644 also build a canonical type reference.
24645 (build_index_type): When we can't hash an index type (e.g.,
24646 because its maximum value is negative), the index type requires
24647 structural equality tests.
24648 (build_array_type): Build the canonical form of an array type.
24649 (build_function_type): Function types require structural equality,
24650 because they contain default arguments, attributes, etc.
24651 (build_method_type_directly): Ditto for method types.
24652 (build_offset_type): Build the canonical offset type.
24653 (build_complex_type): Build the canonical vector type.
24654 (make_vector_type): Build the canonical vector type.
24655 * tree.h (TYPE_CANONICAL): New.
24656 (TYPE_STRUCTURAL_EQUALITY_P): New.
24657 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24658 (struct tree_type): Added "canonical" field.
24659 * params.h (VERIFY_CANONICAL_TYPES): New.
24660 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24661 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24662 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24663 * doc/invoke.texi (verify-canonical-types): Document --param
24664 parameter for verifying canonical types.
24666 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24668 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24669 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24670 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24671 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24673 * config/rs6000/e500.h: New.
24674 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24675 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24677 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24678 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24679 TARGET_E500_DOUBLE): Remove.
24680 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24681 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24682 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24683 * config/rs6000/rs6000.c (rs6000_override_options): Use
24684 CHECK_E500_OPTIONS.
24686 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24688 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24689 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24690 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24691 rs6000_emit_cmove): Don't check TARGET_E500.
24692 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24693 sordered): Don't check TARGET_E500.
24695 2007-01-01 Eric Christopher <echristo@apple.com>
24697 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24698 HARD_REGISTER_NUM_P.
24700 2007-01-01 Roger Sayle <roger@eyesopen.com>
24702 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24703 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24704 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24707 2007-01-01 Mike Stump <mrs@apple.com>
24709 * configure.ac: Remove support for building with Apple's gcc-3.1.
24711 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24713 PR middle-end/30311
24714 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24715 REG is a hard register. Do not modify REG before calling
24717 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24718 multiple of the size of YMODE for certain lowpart cases.
24720 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24722 PR middle-end/30253
24723 * gimplify (voidify_wrapper_expr): Update for
24724 GIMPLE_MODIFY_STMT.
24726 2007-01-01 Andreas Schwab <schwab@suse.de>
24729 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24730 save of BR0 in extra_spill_size instead of spill_size.
24731 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24733 (ia64_expand_epilogue): Restore BR0 from its new location.
24735 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24737 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24738 Use a temporary variable if the left hand side is not a gimple
24741 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24743 * gimplify.c (gimplify_return_expr): Make the temporary variable
24744 for the return expression, a gimple register variable.
24746 2007-01-01 Jan Hubicka <jh@suse.cz>
24748 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24751 2007-01-01 Mike Stump <mrs@apple.com>
24753 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24755 * config/darwin.c (machopic_select_rtx_section): Use
24756 HAVE_GAS_LITERAL16.
24757 (darwin_mergeable_constant_section): Likewise.
24758 * configure: Regenerate.
24759 * config.in: Regenerate.
24761 2007-01-01 Jan Hubicka <jh@suse.cz>
24762 Andrew Pinski <pinskia@gmail.com>
24764 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24765 before starting IPA passes.