1 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2 Kazu Hirata <kazu@codesourcery.com>
4 * gcc/config/m68k/linux.h
5 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7 (m68k_return_in_memory): New.
8 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
11 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
14 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
15 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
16 operand) when top VEC_SELECT extracts scalar element.
17 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
18 (*vec_extract_v4sf_mem): Ditto.
20 2007-08-28 Jakub Jelinek <jakub@redhat.com>
23 * passes.c (init_optimization_passes): Move pass_df_finish
24 after pass_postreload sublist.
26 PR rtl-optimization/33148
27 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
28 (neg (lt X 0)) if X has scalar int mode.
31 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
32 initializer, use build_vector_from_ctor if possible to create
33 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
34 even after this, return NULL.
36 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
38 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
40 2007-08-28 Richard Guenther <rguenther@suse.de>
42 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
43 (struct tree_function_decl): Make function_code a bitfield.
44 Add disregard_inline_limits flag.
45 * cgraphunit.c (cgraph_process_new_functions): Check
46 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
47 (cgraph_preserve_function_body_p): Likewise.
48 * ipa-inline.c (compute_inline_parameters): Likewise.
49 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
50 for GNU C extern inline functions.
51 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
52 * tree-inline.c (disregard_inline_limits_p): Remove.
53 * tree-inline.h (disregard_inline_limits_p): Likewise.
54 * c-common.c (handle_always_inline_attribute): Set
55 DECL_DISREGARD_INLINE_LIMITS.
56 * langhooks.c (add_builtin_function): Verify the function code
59 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
60 Vladimir Yanovsky <yanov@il.ibm.com>
61 Revital Eres <eres@il.ibm.com>
62 Andrey Belevantsev <abel@ispras.ru>
64 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
66 * modulo-sched.c: Add documentation regarding do-loop.
67 (doloop_register_get): Change number of arguments to support
68 the new do-loop pattern and check whether COUNT_REG has no other
69 occurences in the loop besides in the control part.
70 (duplicate_insns_of_cycles): Do not duplicate the insn which
71 changes count_reg as it is already adjusted.
72 (generate_prolog_epilog): New argument to support the new
73 do-loop pattern. Change the subtract instruction to use
74 expand_simple_binop. Call duplicate_insns_of_cycles with new
76 (sms_schedule): Call doloop_register_get and
77 generate_prolog_epilog with new argument. Do not handle loops
78 with single sets insns with subreg in their lhs.
79 * loop-doloop.c (doloop_optimize): Support for another do-loop
81 (doloop_condition_get): Gets an instruction instead of a pattern
82 and change the return condition when the do-loop pattern is
84 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
85 deps when considering to not create edges.
87 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
89 * doc/extend.texi (gnu_inline funtion attribute): Document C++
92 2007-08-27 Jason Merrill <jason@redhat.com>
95 * gimplify.c (gimplify_modify_expr): Discard the assignment of
96 zero-sized types after calling gimplify_modify_expr_rhs.
98 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
100 * regclass.c (init_reg_autoinc): Fix typo.
102 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
104 Fix PR tree-optimization/33173
105 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
107 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.h (VALID_DFP_MODE_P): New.
111 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
114 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
115 David Ung <davidu@mips.com>
116 Nigel Stephens <nigel@mips.com>
118 Separate target-specific initialization from general
119 back-end initialization.
121 * toplev.c (init_alignments): New, split out from...
122 (process_options): ...here.
123 (backend_init_target): New, split out from...
124 (backend_init): ...here.
125 (lang_dependent_init_target): New, split out from...
126 (lang_dependent_init): ...here.
127 (target_reinit): New.
128 * toplev.h (target_reinit): Declare.
129 * expr.c (init_expr_target): Renamed from init_expr_once, since it
130 now can be called more than once. Update comments.
131 * expr.h (init_expr_target): Likewise.
132 * alias.c (init_alias_target): Renamed from init_alias_once, since it
133 now can be called more than once. Explicitly zero
134 static_reg_base_value.
135 * emit-rtl.c (init_emit_regs): New, split out from...
136 (init_emit_once): Here.
137 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
138 non-const, so that changes from command-line arguments can overwrite
139 values provided by the static initializers.
140 (initial_call_really_used_regs): New, used similarly to the above.
141 (initial_reg_names): Likewise.
142 (last_mode_for_init_move_cost): Promoted function-local static to
143 file-scope static to make it accessible outside init_move_cost.
144 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
145 Do not initialize inv_reg_alloc_order yet, either. Do initialize
146 reg_names since it is needed for parsing command-line options.
147 (init_move_cost): Use last_mode_for_init_move_cost instead of
148 function-local static.
149 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
150 call_really_used_regs now. Reinitialize reg_names. Also
151 initialize inv_reg_alloc_order. Zero reg_class_subunion and
152 reg_class_superunion. Clear losing_caller_save_reg_set.
153 Preserve global registers if called more than once. Reset
154 move cost, may_move_in_cost, may_move_out_cost, and
155 last_mode_for_init_move_cost.
156 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
157 can now be invoked more than once. Update comments.
158 (init_regs): Update comments.
159 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
160 and initial_call_really_used_regs, instead of the non-initial
161 variables. This allows us to save the command-line register settings
162 after target reinitialization.
163 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
164 * rtl.h (init_emit_regs): Declare.
165 (init_reg_modes_target, init_alias_target): Renamed as described
167 * reload1.c (init_reload): Update comments.
168 * optabs.c (init_optabs): Likewise.
169 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
171 2007-08-26 Chao-ying Fu <fu@mips.com>
173 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
176 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
178 * alias.c (memory_modified_1, memory_modified_in_insn_p):
180 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
182 * bb-reorder.c (copy_bb_p): Likewise.
183 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
184 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
185 block_ends_with_condjump_p): Likewise.
186 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
187 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
188 block_ends_with_condjump_p): Likewise.
189 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
190 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
191 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
192 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
193 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
194 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
195 debug_true_const_tree instad of debug_true_tree.
196 * debug.c (do_nothing_debug_hooks): Likewise.
197 * debug.h (ignore_block, debug_true_const_tree): Constify.
198 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
199 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
200 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
201 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
202 dbx_reg_number, is_based_loc, field_type,
203 simple_type_align_in_bits, simple_decl_align_in_bits,
204 simple_type_size_in_bits, field_byte_offset, insert_float,
205 type_tag, member_declared_type, is_redundant_typedef,
206 secname_for_decl, is_inlined_entry_point): Likewise.
207 * emit-rtl.c (const_next_insn, const_previous_insn,
208 const_next_nonnote_insn, const_prev_nonnote_insn,
209 const_next_real_insn, const_prev_real_insn,
210 const_next_active_insn, const_prev_active_insn, const_next_label,
211 const_prev_label): Likewise.
212 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
214 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
215 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
216 sched_insn_is_legitimate_for_speculation_p): Likewise.
217 * jump.c (reversed_comparison_code_parts,
218 reversed_comparison_code, reversed_comparison, condjump_label):
220 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
221 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
223 * rtl.h (const_previous_insn, const_next_insn,
224 const_prev_nonnote_insn, const_next_nonnote_insn,
225 const_prev_real_insn, const_next_real_insn,
226 const_prev_active_insn, const_next_active_insn, const_prev_label,
227 const_next_label, modified_between_p, modified_in_p,
228 const_note_storeskeep_with_call_p, condjump_label,
229 reversed_comparison, reversed_comparison_code,
230 reversed_comparison_code_parts, memory_modified_in_insn_p,
231 stack_regs_mentioned): Likewise.
232 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
233 keep_with_call_p): Likewise.
234 * sched-deps.c (deps_may_trap_p, sched_get_condition,
235 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
236 sd_lists_size, sd_lists_empty_p): Likewise.
237 * sched-int.h (sched_insns_conditions_mutex_p,
238 haifa_classify_insn, no_real_insns_p,
239 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
240 sd_lists_size, sd_lists_empty_p): Likewise.
241 * sdbout.c (sdb_debug_hooks): Likewise.
242 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
243 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
244 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
246 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
247 tree_can_throw_internal): Likewise.
248 * tree-flow-inline.h (phi_nodes): Likewise.
249 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
250 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
251 * tree-gimple.c (const_get_call_expr_in): Likewise.
252 * tree-gimple.h (const_get_call_expr_in): Likewise.
253 * tree.c (const_lookup_attribute, attribute_list_equal,
254 attribute_list_contained): Likewise.
255 * tree.h (attribute_list_equal, attribute_list_contained,
256 const_lookup_attribute): Likewise.
257 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
259 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
261 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
262 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
264 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
267 * config/alpha/constraints.md: Delete "svn:mime-type" property
268 with svn propdel "svn:mime-type".
270 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
273 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
274 non NOTE insn doesn't cross basic block.
275 (noce_try_abs): Likewise.
276 (noce_process_if_block): Likewise.
278 2007-08-26 David Edelsohn <edelsohn@gnu.org>
281 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
282 operand without auto-inc-dec.
283 * config/rs6000/rs6000.md (floatsidf2_internal): Use
284 offsettable_mem_operand.
285 (floatunssidf2_internal): Same.
286 (fix_truncdfsi2_internal): Same.
287 (floatsidf_ppc64): Same.
288 (floatunssidf_ppc64): Same.
289 (fix_trunctfsi2_internal): Same.
291 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
294 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
295 pass defines needed for version.c.
297 2007-08-25 Joseph Myers <joseph@codesourcery.com>
299 * configure.ac (--debug-prefix-map check): Change assembler
300 version presumed to have feature to 2.18.
301 * configure: Regenerate.
303 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
305 * c-common.c (vector_types_convertible_p,
306 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
307 self_promoting_args_p): Constify.
308 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
309 c_promoting_integer_type_p, self_promoting_args_p,
310 anon_aggr_type_p, vector_types_convertible_p): Likewise.
311 * c-decl.c (anon_aggr_type_p): Likewise.
312 * * c-dump.c (dump_stmt): Likewise.
313 * c-objc-common.c (has_c_linkage): Likewise.
314 * c-tree.h (same_translation_unit_p): Likewise.
315 * c-typeck.c (null_pointer_constant_p,
316 tagged_types_tu_compatible_p, function_types_compatible_p,
317 type_lists_compatible_p, lvalue_or_else, lvalue_p,
318 comptypes_internal, struct tagged_tu_seen_cache,
319 same_translation_unit_p, alloc_tagged_tu_seen_cache,
320 c_size_in_bytes): Likewise.
321 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
322 hash_ptr, eq_ptr): Likewise.
323 * langhooks-def.h (lhd_decl_ok_for_sibcall,
324 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
325 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
326 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
328 * optabs.c (optab_for_tree_code): Likewise.
329 * optabs.h (optab_for_tree_code): Likewise.
330 * rtl.h (simplify_rtx): Likewise.
331 * simplify-rtx.c (simplify_rtx): Likewise.
332 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
333 dump_flag, dump_node): Likewise.
334 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
335 queue_and_dump_type, dump_flag): Likewise.
336 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
337 * tree-pass.h (dump_node): Likewise.
338 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
339 supportable_narrowing_operation): Likewise.
340 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
341 supportable_narrowing_operation): Likewise.
342 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
343 is_negative_overflow_infinity, is_positive_overflow_infinity,
344 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
345 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
346 update_value_range, add_equivalence, ssa_name_nonnegative_p,
347 ssa_name_nonzero_p, fp_predicate): Likewise.
348 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
349 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
350 ssa_name_nonnegative_p): Likewise.
352 2007-08-25 Hans Kester <hans.kester@ellips.nl>
354 * config.gcc : Add x86_64-elf target.
356 2007-08-25 Jakub Jelinek <jakub@redhat.com>
358 * expr.c (store_expr): Fix order of store_by_pieces arguments.
360 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
361 Nigel Stephens <nigel@mips.com>
365 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
366 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
367 * expr.c (SET_BY_PIECES_P): Define.
368 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
369 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
370 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
372 * expr.h (SET_RATIO): Define.
373 (can_store_by_pieces, store_by_pieces): Update prototypes.
374 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
375 can_store_by_pieces/store_by_pieces.
376 (expand_builtin_memcpy_args): Likewise.
377 (expand_builtin_strncpy): Likewise.
378 (expand_builtin_memset_args): Likewise. Also remove special case
379 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
380 decide what to do instead.
381 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
382 to can_store_by_pieces.
384 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
385 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
387 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
388 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
389 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
390 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
391 (STORE_BY_PIECES_P): Define.
393 2007-08-24 Tom Tromey <tromey@redhat.com>
395 * varpool.c (varpool_last_needed_node): Fix comment typo.
396 * c-decl.c (duplicate_decls): Fix comment typo.
397 (clone_underlying_type): Update comment.
399 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
401 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
402 alpha_in_small_data_p, alpha_split_complex_arg,
403 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
405 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
406 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
408 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
409 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
410 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
411 * config/darwin.c (darwin_binds_local_p): Likewise.
412 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
414 * config/i386/i386-protos.h (i386_pe_binds_local_p,
415 i386_pe_valid_dllimport_attribute_p): Likewise.
416 * config/i386/i386.c (ix86_function_regparm,
417 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
418 x86_can_output_mi_thunk, ix86_mangle_type,
419 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
420 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
421 i386_pe_binds_local_p): Likewise.
423 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
424 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
425 ia64_invalid_conversion, ia64_invalid_unary_op,
426 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
428 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
429 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
430 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
431 * config/mips/mips.c (mips_use_blocks_for_constant_p,
432 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
433 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
434 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
435 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
436 * config/pa/pa.c (pa_commutative_p): Likewise.
437 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
439 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
440 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
441 rs6000_use_blocks_for_constant_p,
442 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
443 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
444 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
445 * config/s390/s390.c (s390_mangle_type,
446 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
448 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
449 th_in_small_data_p): Likewise.
450 * config/sh/sh.c (sh_ms_bitfield_layout_p,
451 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
453 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
454 sparc_mangle_type): Likewise.
455 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
456 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
457 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
459 * hooks.c (hook_bool_mode_const_rtx_false,
460 hook_bool_mode_const_rtx_true,
461 hook_bool_const_tree_hwi_hwi_const_tree_false,
462 hook_bool_const_tree_hwi_hwi_const_tree_true,
463 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
464 hook_constcharptr_const_tree_null,
465 hook_constcharptr_const_rtx_null,
466 hook_constcharptr_const_tree_const_tree_null,
467 hook_constcharptr_int_const_tree_null,
468 hook_constcharptr_int_const_tree_const_tree_null): New.
469 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
470 hook_bool_tree_hwi_hwi_tree_false,
471 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
472 hook_int_tree_tree_1, hook_constcharptr_tree_null,
473 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
474 hook_constcharptr_int_tree_null,
475 hook_constcharptr_int_tree_tree_null): Delete.
476 (default_can_output_mi_thunk_no_vcall): Constify.
477 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
478 hook_bool_tree_hwi_hwi_tree_false,
479 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
480 hook_int_tree_tree_1, hook_constcharptr_tree_null,
481 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
482 hook_constcharptr_int_tree_null,
483 hook_constcharptr_int_tree_tree_null): Delete.
484 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
485 hook_bool_const_tree_hwi_hwi_const_tree_false,
486 hook_bool_const_tree_hwi_hwi_const_tree_true,
487 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
488 hook_constcharptr_const_tree_null,
489 hook_constcharptr_const_rtx_null,
490 hook_constcharptr_const_tree_const_tree_null,
491 hook_constcharptr_int_const_tree_null,
492 hook_constcharptr_int_const_tree_const_tree_null): New.
493 (default_can_output_mi_thunk_no_vcall): Constify.
494 * integrate.c (function_attribute_inlinable_p): Likewise.
495 * integrate.h (function_attribute_inlinable_p): Likewise.
496 * jump.c (rtx_renumbered_equal_p): Likewise.
497 * output.h (decl_readonly_section, categorize_decl_for_section,
498 default_use_anchors_for_symbol_p, default_binds_local_p,
499 default_binds_local_p_1): Likewise.
500 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
502 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
503 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
504 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
505 TARGET_COMP_TYPE_ATTRIBUTES,
506 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
507 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
508 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
509 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
510 TARGET_DWARF_CALLING_CONVENTION): Likewise.
511 * target.h (can_output_mi_thunk, needs_block_p,
512 first_cycle_multipass_dfa_lookahead_guard_spec,
513 vector_alignment_reachable, comp_type_attributes,
514 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
515 commutative_p, use_blocks_for_constant_p,
516 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
517 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
518 invalid_within_doloop, valid_dllimport_attribute_p,
519 split_complex_arg, invalid_arg_for_unprototyped_fn,
520 invalid_conversion, invalid_unary_op, invalid_binary_op):
522 * targhooks.c (default_invalid_within_doloop,
523 hook_invalid_arg_for_unprototyped_fn,
524 default_builtin_vector_alignment_reachable): Likewise.
525 (hook_bool_rtx_commutative_p): Delete.
526 (hook_bool_const_rtx_commutative_p): New.
527 * targhooks.h (default_invalid_within_doloop,
528 default_builtin_vector_alignment_reachable,
529 hook_invalid_arg_for_unprototyped_fn): Constify.
530 (hook_bool_rtx_commutative_p): Delete.
531 (hook_bool_const_rtx_commutative_p): New.
532 * varasm.c (bss_initializer_p, decl_default_tls_model,
533 categorize_decl_for_section, decl_readonly_section,
534 default_use_anchors_for_symbol_p, default_binds_local_p,
535 default_binds_local_p_1): Constify.
537 2007-08-24 Jie Zhang <jie.zhang@analog.com>
539 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
540 __NO_BUILTIN if -fno-builtin.
542 2007-08-24 Jie Zhang <jie.zhang@analog.com>
544 * config/bfin/bfin.c (print_operand): Report error instead of
545 ICE for wrong operand.
547 2007-08-24 Michael Matz <matz@suse.de>
549 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
551 2007-08-24 Richard Guenther <rguenther@suse.de>
554 * tree-ssa.c (useless_type_conversion_p): Split into a
555 recursive and a non-recursive part.
556 (useless_type_conversion_p_1): New function.
557 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
558 from maybe_fold_offset_to_reference is trivially convertible
559 to the desired type before doing the simplification.
561 2007-08-24 Jakub Jelinek <jakub@redhat.com>
563 * expr.c (store_expr): Optimize initialization of an array
565 * expr.h (builtin_strncpy_read_str): New prototype.
566 * builtins.c (builtin_strncpy_read_str): Remove prototype.
569 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
572 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
573 field when initializing if_info structure.
575 2007-08-24 Richard Guenther <rguenther@suse.de>
577 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
579 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
580 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
581 * tree-inline.c (inlinable_function_p): Fold in common parts of
582 the cannot_inline_tree_fn langhook.
583 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
584 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
585 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
586 cannot_inline_tree_fn langhook.
587 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
588 cannot_inline_tree_fn member.
590 2007-08-24 Richard Guenther <rguenther@suse.de>
592 * expr.c (get_inner_reference): Do computation of bitoffset
593 from offset in a way we can detect overflow reliably.
595 2007-08-24 Jie Zhang <jie.zhang@analog.com>
597 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
599 2007-08-24 Jie Zhang <jie.zhang@analog.com>
601 * config/bfin/bfin.opt (mfast-fp): Add.
602 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
603 libbffastfp override libgcc if -mfast-fp.
604 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
605 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
606 (Blackfin Options): Document -mfast-fp.
608 2007-08-24 Jakub Jelinek <jakub@redhat.com>
610 PR tree-optimization/32573
612 * tree-data-ref.c (initialize_data_dependence_relation): Clear
613 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
614 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
615 (build_classic_dist_vector): Return false rather than true if
616 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
617 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
618 returned false. Don't call save_dist_v before calling
619 build_classic_dist_vector_1.
620 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
621 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
622 DDR_DIR_VECTS vectors.
624 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
626 * configure.ac (leb128): Modify sed statement to work with any
627 binutils version string.
628 * configure: Regenerate
630 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
632 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
633 Wrap in RTX_CODE macro guard.
634 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
635 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
636 arm_mark_dllimport, arm_pe_encode_section_info,
637 arm_pe_unique_section): Use ISO-C function declarations.
638 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
639 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
640 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
642 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
643 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
645 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
647 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
648 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
649 (register_move_cost): Use ISO-C function declarations.
650 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
651 * config/score/score-protos.h (score_declare_object): Add
653 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
655 * final.c (profile_function): Avoid empty if-bodies.
658 * calls.c (must_pass_in_stack_var_size,
659 must_pass_in_stack_var_size_or_pad): Constify.
660 * config/alpha/alpha-protos.h (function_value): Likewise.
661 * config/alpha/alpha.c (alpha_return_in_memory,
662 alpha_pass_by_reference, function_value,
663 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
664 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
666 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
667 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
668 TARGET_PROMOTE_PROTOTYPES): Likewise.
669 * config/arm/arm-protos.h (arm_return_in_memory,
670 arm_pad_arg_upward, arm_function_value): Likewise.
671 * config/arm/arm.c (arm_pass_by_reference,
672 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
673 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
674 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
676 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
677 * config/avr/avr-protos.h (avr_function_value): Likewise.
678 * config/avr/avr.c (avr_return_in_memory,
679 gas_output_limited_string, gas_output_ascii, avr_function_value,
680 avr_return_in_memory): Likewise.
681 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
682 * config/bfin/bfin.c (bfin_pass_by_reference,
683 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
684 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
686 * config/cris/cris.c (cris_pass_by_reference,
687 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
688 * config/crx/crx.c (crx_return_in_memory): Likewise.
689 * config/darwin.c (function_base, machopic_function_base_name):
691 * config/fr30/fr30.c (fr30_must_pass_in_stack,
692 TARGET_PROMOTE_PROTOTYPES): Likewise.
693 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
694 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
695 * config/i386/i386-protos.h (ix86_return_in_memory,
696 ix86_sol10_return_in_memory): Likewise.
697 * config/i386/i386.c (ix86_function_value,
698 ix86_function_sseregparm, ix86_must_pass_in_stack,
699 type_natural_mode, classify_argument, examine_argument,
700 construct_container, ix86_pass_by_reference, function_value_32,
701 function_value_64, ix86_function_value_1, return_in_memory_32,
702 return_in_memory_64, return_in_memory_ms_64,
703 ix86_return_in_memory, ix86_sol10_return_in_memory,
704 TARGET_PROMOTE_PROTOTYPES): Likewise.
705 * config/ia64/ia64-protos.h (ia64_function_value,
706 ia64_hpux_function_arg_padding): Likewise.
707 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
708 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
709 ia64_hpux_function_arg_padding): Likewise.
710 * config/iq2000/iq2000-protos.h (function_arg,
711 iq2000_function_value): Likewise.
712 * config/iq2000/iq2000.c (iq2000_return_in_memory,
713 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
714 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
715 function_arg, iq2000_function_value): Likewise.
716 * config/m32c/m32c-protos.h (m32c_function_value,
717 m32c_promote_function_return): Likewise.
718 * config/m32c/m32c.c (m32c_pass_by_reference,
719 m32c_promote_prototypes, m32c_promote_function_return,
720 m32c_function_value): Likewise.
721 * config/m32r/m32r.c (m32r_return_in_memory,
722 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
723 m32r_in_small_data_p): Likewise.
724 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
726 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
727 m68hc11_function_arg_padding): Likewise.
728 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
729 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
730 m68k_function_value): Likewise.
731 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
732 mcore_function_value): Likewise.
733 * config/mcore/mcore.c (handle_structs_in_regs,
734 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
735 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
736 mcore_num_arg_regs, mcore_function_value): Likewise.
737 * config/mips/mips-protos.h (mips_pad_arg_upward,
738 mips_function_value): Likewise.
739 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
740 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
741 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
742 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
743 mips_function_value): Likewise.
744 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
746 * config/mmix/mmix.c (mmix_pass_by_reference,
747 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
748 mmix_encode_section_info): Likewise.
749 * config/mn10300/mn10300-protos.h (mn10300_function_value):
751 * config/mn10300/mn10300.c (mn10300_return_in_memory,
752 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
753 mn10300_function_value): Likewise.
754 * config/mt/mt-protos.h (mt_function_value): Likewise.
755 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
756 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
757 * config/pa/pa-protos.h (function_arg_padding, function_value,
758 pa_return_in_memory): Likewise.
759 * config/pa/pa.c (pa_pass_by_reference,
760 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
761 function_arg_padding, function_value, pa_return_in_memory):
763 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
764 * config/rs6000/rs6000-protos.h (rs6000_function_value,
765 function_arg_padding): Likewise.
766 * config/rs6000/rs6000.c (rs6000_return_in_memory,
767 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
768 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
769 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
770 function_arg_padding, altivec_expand_dst_builtin,
771 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
772 altivec_init_builtins, rs6000_common_init_builtins,
773 rs6000_function_value): Likewise.
774 * s390/s390-protos.h (s390_function_value): Likewise.
775 * config/s390/s390.c (s390_function_arg_size,
776 s390_pass_by_reference, s390_return_in_memory,
777 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
778 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
779 * config/score/score-protos.h (score_function_value): Likewise.
780 * config/score/score.c (score_arg_partial_bytes,
781 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
782 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
783 score_pass_by_reference, score_add_offset, score_function_value):
785 * config/sh/sh-protos.h (sh_attr_renesas_p,
786 sh_promote_prototypes): Likewise.
787 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
788 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
789 sh_attr_renesas_p): Likewise.
790 * config/sparc/sparc-protos.h (function_value,
791 function_arg_padding): Likewise.
792 * config/sparc/sparc.c (sparc_promote_prototypes,
793 sparc_return_in_memory, sparc_pass_by_reference,
794 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
795 function_arg_record_value_2, function_arg_record_value_1,
796 function_arg_record_value, function_arg_record_value,
797 function_arg_padding, function_value): Likewise.
798 * config/spu/spu-protos.h (spu_function_value): Likewise.
799 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
800 spu_function_value): Likewise.
801 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
803 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
804 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
805 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
807 * config/v850/v850.c (v850_return_in_memory,
808 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
809 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
810 * config/xtensa/xtensa.c (xtensa_return_in_msb,
811 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
812 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
814 * explow.c (promote_mode, hard_function_value): Likewise.
815 * expr.h (hard_function_value, promote_mode): Likewise.
816 * function.c (aggregate_value_p): Likewise.
817 * hooks.c (hook_bool_const_tree_true): New.
818 * hooks.h (hook_bool_const_tree_true): New.
819 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
820 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
821 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
822 TARGET_RETURN_IN_MSB): Likewise.
823 * target.h (promote_function_args, promote_function_return,
824 promote_prototypes, return_in_memory, return_in_msb,
825 pass_by_reference, must_pass_in_stack, callee_copies,
826 function_value): Likewise.
827 * targhooks.c (default_return_in_memory,
828 hook_pass_by_reference_must_pass_in_stack,
829 hook_callee_copies_named,
830 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
831 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
832 default_function_value): Likewise.
833 * targhooks.h (default_return_in_memory,
834 hook_pass_by_reference_must_pass_in_stack,
835 hook_callee_copies_named,
836 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
837 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
838 default_function_value): Likewise.
839 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
840 (equiv_class_label_hash, equiv_class_label_eq): Constify.
841 * tree-vectorizer.c (bb_in_loop_p): Likewise.
842 * tree.c (needs_to_live_in_memory): Likewise.
843 * tree.h (struct tree_type, needs_to_live_in_memory,
844 aggregate_value_p, must_pass_in_stack_var_size,
845 must_pass_in_stack_var_size_or_pad): Likewise.
846 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
847 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
848 lookup_filename): Likewise.
850 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
853 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
854 fake fcomi i387 instruction for !TARGET_CMOVE.
855 (ix86_expand_branch): Expand natural sequence with one jump for
856 all targets, not only TARGET_CMOVE.
857 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
858 pattern to implement fake fcomi sequence. Split instruction after
859 reload to correct compare sequences.
860 (*cmpfp_xf_cc): Ditto.
861 (*cmpfp_<mode>_cc): Ditto.
862 (*cmpfp_u_cc): Ditto.
863 (*cmpfp_<mode>_cc): Ditto.
865 2007-08-23 Richard Guenther <rguenther@suse.de>
867 * tree-pretty-print.c (dump_generic_node): Annotate
868 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
870 2007-08-23 Richard Guenther <rguenther@suse.de>
872 * builtins.c (expand_builtin_mathfn): Wrap argument in
873 save_expr directly instead of re-building the call.
874 (expand_builtin_mathfn_2): Likewise.
875 (expand_builtin_mathfn_3): Likewise.
876 (expand_builtin_interclass_mathfn): Likewise.
877 (expand_builtin_int_roundingfn): Set arg.
878 (expand_builtin_int_roundingfn_2): Likewise.
880 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
882 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
883 *sse_nand<mode>3, *sse_xor<mode>3): New.
885 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
888 * config/i386/i386.c (print_operand): Handle ';' code. Output
889 semicolon for TARGET_MACHO.
890 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
891 emit semicolon after 'lock' prefix.
892 (sync_double_compare_and_swap<mode>): Ditto.
893 (*sync_double_compare_and_swapdi_pic): Ditto.
894 (*sync_compare_and_swap_cc<mode>): Ditto.
895 (sync_double_compare_and_swap_cc<mode>): Ditto.
896 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
897 (sync_old_add<mode>): Ditto.
898 (sync_add<mode>): Ditto.
899 (sync_sub<mode>): Ditto.
900 (sync_ior<mode>): Ditto.
901 (sync_and<mode>): Ditto.
902 (sync_xor<mode>): Ditto.
904 2007-08-22 Chao-ying Fu <fu@mips.com>
906 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
908 (copy_rtx): Handle CONST_FIXED.
909 (rtx_equal_p): Likewise.
910 * rtl.h (fixed_value.h): New include.
911 (rtx_def): Add a new field of fixed_value to u.
912 (XCNMPFV): Define for accessing fixed_value.
913 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
915 * rtl.def (CONST_FIXED): New constant.
916 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
917 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
918 US_ASHIFT): New codes.
919 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
920 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
921 unsigned_fract_convert, unsigned_sat_fract): Document them.
922 * varasm.c (assemble_integer): Extend to support fixed-point constants
923 by using different machine classes.
924 (decode_addr_const): Handle FIXED_CST.
925 (const_hash_1): Likewise.
926 (compare_constant): Likewise.
927 (copy_constant): Likewise.
928 (const_rtx_hash_1): Handle CONST_FIXED.
929 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
930 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
932 (initializer_constant_valid_p): Handle FIXED_CST.
933 (output_constant): Support FIXED_POINT_TYPE.
934 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
935 * cse.c (hash_rtx): Support CONST_FIXED.
936 (exp_equiv_p): Likewise.
937 (cannon_reg): Likewise.
938 (fold_rtx): Likewise.
939 (equiv_constant): Likewise.
940 (cse_process_notes_1): Likewise.
941 (count_reg_usage): Likewise.
942 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
943 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
944 (wrap_constant): Check CONST_FIXED.
945 (cselib_hash_rtx): Support CONST_FIXED.
946 (cselib_subst_to_values): Likewise.
947 * df-scan.c (df_uses_record): Likewise.
948 * gcse.c (want_to_gcse_p): Likewise.
949 (oprs_unchanged_p): Likewise.
950 (oprs_not_set_p): Likewise.
951 (compute_transp): Likewise.
952 (extract_mentioned_regs_helper): Likewise.
953 * genemit.c (gen_exp): Likewise.
954 * local-alloc.c (equiv_init_varies_p): Likewise.
955 (contains_replace_regs): Likewise.
956 (memref_referenced_p): Likewise.
957 * loop-invariant.c (check_maybe_invariant): Likewise.
958 (hash_invariant_expr_1): Likewise.
959 (invariant_expr_equal_p): Likewise.
960 * postreload-gcse.c (oprs_unchanged_p): Likewise.
961 * regclass.c (reg_scan_mark_refs): Likewise.
962 * regrename.c (scan_rtx): Likewise.
963 * resource.c (mark_referenced_resources): Likewise.
964 (mark_set_resources): Likewise.
965 * rtlanal.c (rtx_unstable_p): Likewise.
966 (rtx_varies_p): Likewise.
967 (count_occurrences): Likewise.
968 (reg_mentioned_p): Likewise.
969 (modified_between_p): Likewise.
970 (modified_in_p): Likewise.
971 (volatile_insn_p): Likewise.
972 (volatile_refs_p): Likewise.
973 (side_effects_p): Likewise.
974 (may_trap_p_1): Likewise.
975 (inequality_comparisons_p): Likewise.
976 (computed_jump_p_1): Likewise.
977 (commutative_operand_precedence): Likewise.
978 * sched-deps.c (sched_analyze_2): Likewise.
979 * sched-vis.c (print_value): Likewise.
980 * reload.c (operands_match_p): Likewise.
981 (subst_reg_equivs): Likewise.
982 * reload1.c (eliminate_regs_1): Likewise.
983 (elimination_effects): Likewise.
984 (scan_paradoxical_subregs): Likewise.
985 * alias.c (rtx_equal_for_memref_p): Likewise.
986 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
987 * emit-rtl.c (const_fixed_htab): New hash table.
988 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
990 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
991 const_fixed_from_fixed_value): New functions.
992 (verify_rtx_sharing): Handle CONST_FIXED.
993 (copy_rtx_if_shared_1): Likewise.
994 (reset_used_flags): Likewise.
995 (set_used_flags): Likewise.
996 (copy_insn_1): Likewise.
997 (init_emit_once): Create const_fixed_htab.
998 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1000 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1002 PR tree-optimization/32949
1003 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1004 before failing for ivs with non-constant step.
1006 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1008 * doc/md.texi (Iterators): Renamed from Macros. All contents
1009 changed to reflect rename of respectively define_code_macro and
1010 define_mode_macro to define_code_iterator and define_mode_iterator.
1011 (Mode Iterators, Code Iterators): Similar.
1012 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1013 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1014 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1015 (initialize_iterators, find_iterator, check_code_iterator)
1016 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1017 (read_mapping, read_rtx_1): Similar.
1018 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1019 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1020 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1021 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1022 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1023 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1024 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1025 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1026 config/rs6000/sync.md, config/rs6000/rs6000.md,
1027 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1028 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1029 config/vax/vax.md, config/bfin/bfin.md: Similar.
1031 2007-08-22 David Daney <ddaney@avtrex.com>
1033 * doc/install.texi (Testing): Mention testing on a simulator.
1035 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1037 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1039 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1040 and rearrange floating point conversion functions into different
1043 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1045 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1046 dfa_post_advance_cycle): New scheduler hooks.
1047 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1048 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1050 (TARGET_SCHED): Use them.
1051 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1052 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1053 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1055 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1056 function to facilitate debugging.
1057 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1058 (output_insn_has_dfa_reservation_p): New static function to output
1059 insn_has_dfa_reservation_p ().
1060 (write_automata): Use it.
1061 * genattr.c (main): Output declaration for
1062 insn_has_dfa_reservation_p ().
1064 2007-08-22 Christian Bruel <christian.bruel@st.com>
1065 Richard Guenther <rguenther@suse.de>
1067 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1068 * simplify_rtx (simplify_binary_operation_1): Likewise.
1070 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1072 PR rtl-optimization/32557
1073 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1074 of REGNO (mws->mw_reg).
1076 2007-08-22 Richard Guenther <rguenther@suse.de>
1079 * builtins.c (expand_builtin_int_roundingfn): Replace call
1080 argument wrapped with SAVE_EXPR directly.
1081 (expand_builtin_int_roundingfn_2): Likewise.
1083 2007-08-22 Richard Guenther <rguenther@suse.de>
1085 * tree-inline.c (inlinable_function_p): Restore disregarding
1086 inline limits for GNU extern inline functions.
1088 2007-08-22 Richard Guenther <rguenther@suse.de>
1091 * tree.c (host_integerp): Treat sizetype as signed as it is
1094 2007-08-21 Ian Lance Taylor <iant@google.com>
1096 PR tree-optimization/33134
1097 * tree-vrp.c (adjust_range_with_scev): Call
1098 set_value_range_to_value.
1100 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1102 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1105 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1107 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1110 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1112 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1113 cases to set eight bytes at a time.
1114 (expand_block_move): Likewise.
1116 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1119 * dwarf2out.c (gen_decl_die): Don't call
1120 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1122 2007-08-21 Paul Brook <paul@codesourcery.com>
1123 Nathan Sidwell <nathan@codesourcery.com>
1124 Mark Mitchell <mark@codesourcery.com>
1125 Joseph Myers <joseph@codesourcery.com>
1127 * configure.ac: Add --with-pkgversion and --with-bugurl.
1128 * configure: Regenerate.
1129 * doc/install.texi: Document them.
1130 * version.c (version_string): Remove VERSUFFIX.
1131 (VERSUFFIX): Remove.
1132 (pkgversion_string): New.
1133 (bug_report_url): Do not hard-code initializer.
1134 * version.h (pkgversion_string): Declare.
1135 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1137 (version.o): Define PKGVERSION and BUGURL.
1138 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1139 (%.pod): Define BUGURL.
1140 * gcc.c (process_command, main): Use pkgversion_string.
1141 * toplev.c (compile_file, print_version): Likewise.
1142 * protoize.c (main): Likewise.
1143 * gcov.c (print_version): Likewise. Update copyright date.
1144 * gcov-dump.c (print_version): Likewise. Update copyright date.
1145 * mips-tdump.c (main): Likewise. Update copyright date.
1146 * mips-tfile.c (main): Likewise. Update copyright date.
1147 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1148 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1149 shorten description.
1150 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1151 * doc/gccint.texi: Likewise.
1152 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1153 Update copyright date.
1155 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1158 (ix86_expand_strlensi_unroll_1): Ditto.
1159 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1160 (ix86_expand_carry_flag_compare): Update comment.
1162 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1165 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1166 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1168 2007-08-21 Richard Guenther <rguenther@suse.de>
1170 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1172 2007-08-21 Richard Guenther <rguenther@suse.de>
1175 * fold-const.c (fold_binary): Remove index +p PTR folding.
1176 Fix types of POINTER_PLUS_EXPR generated by folding of
1179 2007-08-20 Chao-ying Fu <fu@mips.com>
1181 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1182 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1183 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1184 (c_common_fixed_point_type_for_size): Declare.
1185 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1186 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1187 (c_token_starts_declspecs): Likewise.
1188 (c_parser_declspecs): Likewise.
1189 (c_parser_attributes): Likewise.
1190 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1191 (c_declspecs): Add saturating_p.
1192 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1193 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1194 _Sat. Handle RID_SAT.
1195 Avoid using void, bool, char, int, float, double, _Decimal32,
1196 _Decimal64, _Decimal128, and complex with _Sat.
1197 Handle RID_FRACT and RID_ACCUM.
1198 Make sure _Sat is used with _Fract or _Accum.
1199 (finish_declspecs): Handle cts_fract and cts_accum.
1200 * c-common.c (fixed-value.h): New include.
1201 (constant_expression_warning): Handle FIXED_CST.
1202 (overflow_warning): Likewise.
1203 (warnings_for_convert_and_check): Likewise.
1204 (c_common_fixed_point_type_for_size): New.
1205 (c_common_type_for_mode): Handle fixed-point modes to
1206 return various saturating/non-saturating, signed/unsigned types.
1207 (c_common_signed_or_unsigned_type): Support fixed-point types.
1208 (shorten_compare): Check fixed-point zero.
1209 Handle FIXED_POINT_TYPE.
1210 (c_common_truthvalue_conversion): Handle FIXED_CST.
1211 Handle FIXED_POINT_TYPE.
1212 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1214 (handle_mode_attribute): Handle fixed-point modes. Need to check
1215 if the signness of base type and fixed-point modes are consistent.
1216 (handle_vector_size_attribute): Handle fixed-point modes.
1217 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1218 (warn_for_div_by_zero): Check fixed-point zero.
1219 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1220 a common fixed-point type based on fbit, ibit, sign, and saturation.
1221 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1222 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1223 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1224 (convert_for_assignment): Support FIXED_POINT_TYPE.
1225 (digest_init): Handle FIXED_POINT_TYPE.
1226 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1227 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1228 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1229 GE_EXPR, LT_EXPR, GT_EXPR.
1230 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1231 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1232 * target.h (gcc_target): Add fixed_point_supported_p.
1233 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1234 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1235 (default_fixed_point_supported_p): Define.
1236 * targhooks.h (default_fixed_point_supported_p): Declare.
1237 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1238 * doc/install.texi (Configuration): Add --enable-fixed-point.
1239 * configure.ac (--enable-fixed-point): New to enable fixed-point
1240 arithmetic extension to C. For mips targets, we enable it by default.
1241 * configure, config.in: Regenerate.
1243 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1245 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1247 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1249 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1250 DWARF2_DEBUGGING_INFO.
1251 (cold_text_section_used): Same.
1252 (cold_text_section): Same.
1254 2007-08-20 Richard Guenther <rguenther@suse.de>
1256 * c-typeck.c (convert_for_assignment): Use the type of
1257 the member for the initialization.
1259 2007-08-20 Richard Guenther <rguenther@suse.de>
1261 * c-objc-common.c (c_disregard_inline_limits): Remove.
1262 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1263 * cgraphunit.c (cgraph_process_new_functions): Call
1264 disregard_inline_limits_p.
1265 (cgraph_preserve_function_body_p): Likewise.
1266 * ipa-inline.c (compute_inline_parameters): Likewise.
1267 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1269 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1270 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1271 disregard_inline_limits langhook.
1272 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1274 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1275 disregard_inline_limits langhook.
1276 * tree-inline.c (disregard_inline_limits_p): New function.
1277 * tree-inline.h (disregard_inline_limits_p): Declare.
1279 2007-08-20 Richard Guenther <rguenther@suse.de>
1281 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1282 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1283 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1284 auto_var_in_fn_p langhook.
1285 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1287 * tree.c (auto_var_in_fn_p): ... here.
1288 (find_var_from_fn): Call auto_var_in_fn_p directly.
1289 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1290 auto_var_in_fn_p langhook.
1291 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1292 (copy_body_r): Likewise.
1293 (self_inlining_addr_expr): Likewise.
1294 * tree.h (auto_var_in_fn_p): Declare.
1296 2007-08-20 Richard Guenther <rguenther@suse.de>
1298 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1299 (walk_type_fields): Take lh parameter.
1300 (walk_tree): Rename to ...
1301 (walk_tree_1): ... this. Do not call the walk_subtrees
1302 langhook but the now passed callback. Pass lh on recursion.
1303 (walk_tree_without_duplicates): Rename to ...
1304 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1305 and call walk_tree_1.
1306 * tree.h (walk_tree_lh): New typedef.
1307 (walk_tree_1): Declare.
1308 (walk_tree_without_duplicates_1): Likewise.
1309 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1310 (walk_tree_without_duplicates): New define to
1311 walk_tree_without_duplicates_1 with NULL lh parameter.
1312 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1313 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1315 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1316 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1317 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1320 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1323 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1324 code in front of the compacting of basic blocks.
1325 Move the folding of statements inbetween the cgraph checking
1326 and compacting of basic blocks.
1328 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1329 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1332 * config/alpha/alpha.c (va_list_skip_additions): Check for
1333 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1334 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1335 PLUS_EXPR when checking ap.__base.
1336 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1337 when doing addition on pointer types. Use size_int instead of
1339 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1340 ptr_type in the second operand.
1342 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1345 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1347 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1350 * cfgexpand.c (expand_one_register_var): Mark pointer
1351 DECL_ARTIFICIAL as REG_POINTER also.
1352 * stmt.c (expand_decl): Likewise.
1354 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1361 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1362 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1363 on_worklist argument and avoid adding things to worklist multiple
1365 (add_to_worklist): Ditto.
1366 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1367 single SFT is clobbered.
1368 (set_initial_properties): Ditto.
1369 (compute_call_clobbered): Update for changes to function
1371 (create_overlap_variables_for): Always create SFT for offset 0.
1372 (create_structure_vars): Handle PHI's, since we are in SSA form at
1374 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1375 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1377 (add_vars_for_offset): Figure out aliases from access + points-to.
1378 (add_virtual_operand): Use add_vars-for_offset.
1379 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1380 (add_call_clobber_ops): Remove makes_clobbering_call set.
1381 (get_expr_operands): Always pass through the INDIRECT_REF
1383 * tree-ssa-structalias.c (struct constraint_graph): Remove
1385 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1386 address_taken, pt_used, number_incoming.
1387 (FIRST_ADDR_NODE): Removed.
1388 (merge_graph_nodes): Remove broken code for the moment.
1389 (init_graph): New function.
1390 (build_pred_graph): Remove code to init_graph.
1391 Add location equivalence support.
1392 (struct scc_info): Rename roots to deleted.
1394 (init_scc_info): Ditto
1395 (init_topo_info): Use graph->size.
1396 (compute_topo_order): Ditto.
1397 (do_da_constraint): Removed.
1398 (do_sd_constraint): Remove calls to find().
1399 set_union_with_increment should always get 0 as last arg here.
1400 (do_complex_constraint): Replace do_da_constraint with assert.
1402 (struct equiv_class_label): New.
1403 (pointer_equiv_class_table): Ditto.
1404 (location_equiv_class_table): Ditto.
1405 (equiv_class_label_hash): Ditto.
1406 (equiv_class_label_eq): Ditto
1407 (equiv_class_lookup): Ditto.
1408 (equiv_class_ladd): Ditto.
1409 (pointer_equiv_class): Ditto.
1410 (location_equiv_class): Ditto.
1411 (condense_visit): Rename and rewrite from label_visit to do only
1412 SCC related stuff for HU.
1413 (label_visit): Do HU work for HU.
1414 (perform_var_substitution): Update to do HU and location
1416 (free_var_substitution_info): Update to free HU and location
1417 equivalence structures. */
1418 (find_equivalent_node): Update for pointer but not location
1420 (unite_pointer_equivalences): New function.
1421 (move_complex_constraints): Rewrite to only do moving.
1422 (rewrite_constraints): Split out of move_complex_constraints.
1423 (solve_graph): Use graph->size.
1424 (process_constraint_1): Add from_call argument, use it.
1425 Split *a = &b into two constraints.
1426 (process_constraint): Use new process_constraint_1.
1427 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1428 (get_constraint_for): Handle non-pointer integers properly.
1429 Remove code that used to handle structures.
1430 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1431 with unknown addends.
1432 (handle_rhs_call): New function.
1433 (find_func_aliases): Use handle_rhs_call.
1434 (set_uids_in_ptset): Add an assert.
1435 (set_used_smts): Fix bug in not considering unified vars.
1436 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1437 (compute_points_to_sets): Update for other function changes.
1438 (delete_points_to_sets): Ditto.
1439 (ipa_pta_execute): Ditto.
1440 (pass_ipa_pta): We need to update SSA after ipa_pta.
1442 2007-08-19 Jan Hubicka <jh@suse.cz>
1444 * i386.md: Replace "rim" and "mri" constraints by "g".
1446 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1448 * dwarf2out.c (text_section_used, cold_text_section_used,
1449 cold_text_section, dwarf2out_note_section_used): New.
1450 (dwarf2out_init): Initialize cold_text_section.
1451 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1452 dwarf2out_note_section_used.
1453 (size_of_aranges): Only count entry for text section if it was
1454 used. Count entry for cold text section if it was used.
1455 (output_aranges): Only output entries for text section and cold
1456 text section if they were used.
1458 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1460 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1462 (debug_generic_stmt): Likewise.
1463 (debug_tree_chain): Likewise.
1465 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1467 * tree-data-refs.c (split_constant_offset): Expose.
1468 * tree-data-refs.h (split_constant_offset): Add declaration.
1470 * tree-vectorizer.h (dr_alignment_support): Renamed
1471 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1472 Added a new value dr_explicit_realign.
1473 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1474 dr_offset, dr_step, and dr_aligned_to, along with new access
1475 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1476 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1477 STMT_VINFO_DR_ALIGNED_TO.
1479 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1481 In case of outer-loop vectorization with non-fixed misalignment - use
1482 the dr_explicit_realign scheme instead of the optimized realignment
1484 (new_stmt_vec_info): Initialize new fields.
1486 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1487 'nested_in_vect_loop' case. Change verbosity level.
1488 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1489 Don't fail on zero step in the outer-loop for loads.
1490 (vect_analyze_data_refs): Call split_constant_offset to calculate
1491 base, offset and init relative to the outer-loop.
1493 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1494 BSI function argument with a new function argument - at_loop.
1495 Simplify the condition that determines STEP. Takes additional argument
1496 INV_P. Support outer-loop vectorization (handle the
1497 nested_in_vect_loop case), including zero step in the outer-loop. Call
1498 vect_create_addr_base_for_vector_ref with additional argument.
1499 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1500 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1501 Fixed and simplified calculation of step.
1502 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1503 of bsi, and with additional argument. Call bump_vector_ptr with
1504 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1505 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1506 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1507 when the realignment setup needs to take place inside the loop.
1508 Support the dr_explicit_realign scheme. Allow generating the optimized
1509 realignment scheme for outer-loop vectorization. Added documentation.
1510 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1511 the 'nested_in_vect_loop' case, including loads that are invariant in
1512 the outer-loop and the realignment schemes. Handle the case when the
1513 realignment setup needs to take place inside the loop. Call
1514 vect_setup_realignment with additional arguments. Call
1515 vect_create_data_ref_ptr with additional argument and with loop instead
1516 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1517 (vect_gen_niters_for_prolog_loop): Call
1518 vect_create_addr_base_for_vector_ref with additional arguments.
1519 (vect_create_cond_for_align_checks): Likewise.
1520 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1521 scheme: takes additional argument bump; argument ptr_incr is now
1522 optional; updated documentation.
1523 (vect_init_vector): Takes additional argument (bsi). Use it, if
1524 available, to insert the vector initialization.
1525 (get_initial_def_for_induction): Pass additional argument in call to
1527 (vect_get_vec_def_for_operand): Likewise.
1528 (vect_setup_realignment): Likewise.
1529 (vectorizable_load): Likewise.
1531 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1533 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1534 as argument instead of struct loop.
1535 (nested_in_vect_loop_p): New function.
1536 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1538 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1539 from other phis in the loop.
1540 (destroy_loop_vec_info): Add additional argument to declaration.
1542 * tree-vectorizer.c (supportable_widening_operation): Also check if
1543 nested_in_vect_loop_p (don't allow changing the order in this case).
1544 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1545 of struct loop. Call nested_in_vect_loop_p and don't require
1546 flag_unsafe_math_optimizations if it returns true.
1547 (new_stmt_vec_info): When setting def_type for phis differentiate
1548 loop-header phis from other phis.
1549 (bb_in_loop_p): New function.
1550 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1551 just update their loop_vinfo. Order of BB traversal now matters -
1552 call dfs_enumerate_from with bb_in_loop_p.
1553 (destroy_loop_vec_info): Takes additional argument to control whether
1554 stmt_vinfo of the loop stmts should be destroyed as well.
1555 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1556 reduction stmt to be defines by a non loop-header phi.
1557 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1559 * tree-vect-transform.c (vectorizable_reduction): Call
1560 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1561 (vectorizable_call): Likewise.
1562 (vectorizable_conversion): Likewise.
1563 (vectorizable_operation): Likewise.
1564 (vectorizable_type_promotion): Likewise.
1565 (vectorizable_type_demotion): Likewise.
1566 (vectorizable_store): Likewise.
1567 (vectorizable_live_operation): Likewise.
1568 (vectorizable_reduction): Likewise. Also pass loop_info to
1569 vect_is_simple_reduction instead of loop.
1570 (vect_init_vector): Call nested_in_vect_loop_p.
1571 (get_initial_def_for_reduction): Likewise.
1572 (vect_create_epilog_for_reduction): Likewise.
1573 (vect_init_vector): Check which loop to work with, in case there's an
1575 (get_initial_def_for_inducion): Extend to handle outer-loop
1576 vectorization. Fix indentation.
1577 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1578 In the case vect_induction_def get the vector def from the induction
1579 phi node, instead of calling get_initial_def_for_inducion.
1580 (get_initial_def_for_reduction): Extend to handle outer-loop
1582 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1584 (vect_transform_loop): Change assert to just skip this case. Add a
1586 (vect_finish_stmt_generation): Add a couple asserts.
1588 (vect_estimate_min_profitable_iters): Multiply
1589 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1591 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1592 this is an inner-loop reduction in outer-loop vectorization.
1594 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1595 Same code as what used to be vect_analyze_scalar_cycles, only with
1596 additional argument loop, and loop_info passed to
1597 vect_is_simple_reduction instead of loop.
1598 (vect_analyze_scalar_cycles): Code factored out into
1599 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1600 Updated documentation.
1601 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1602 outer-loop vectorization that are live or not used in the outerloop,
1603 cause this requires special handling.
1604 (vect_enhance_data_refs_alignment): Don't consider versioning for
1606 (vect_analyze_data_refs): Check that there are no datarefs in the
1608 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1609 and vect_used_in_outer_by_reduction cases.
1610 (process_use): Also consider the case of outer-loop stmt defining an
1611 inner-loop stmt and vice versa.
1612 (vect_analyze_loop_1): New function.
1613 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1614 loops. Call vect_analyze_loop_1.
1615 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1616 been vectorized. Call destroy_loop_vec_info with additional argument.
1618 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1619 in the inner-loop when doing outer-loop vectorization. Add
1620 documentation and printout.
1621 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1622 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1624 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1626 * tree-affine.h (print_aff): New prototype.
1627 (debug_aff): Likewise.
1628 * tree-affine.c (print_aff): New function.
1629 (debug_aff): Likewise.
1631 2007-08-18 Paul Brook <paul@codesourcery.com>
1632 Joseph Myers <joseph@codesourcery.com>
1634 * common.opt (-fdebug-prefix-map=): New option.
1635 * opts.c: Include debug.h.
1636 (common_handle_option): Handle -fdebug-prefix-map.
1637 * final.c: Include ggc.h.
1638 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1639 remap_debug_filename): New.
1640 * Makefile.in (final.o, opts.o): Update dependencies.
1641 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1642 * configure.ac: Check for assembler --debug-prefix-map support.
1643 * configure, config.in: Regenerate.
1644 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1645 (ASM_DEBUG_SPEC): Include ASM_MAP.
1646 * doc/install.texi (--with-debug-prefix-map): Document.
1647 * doc/invoke.texi (-fdebug-prefix-map): Document.
1648 * dbxout.c (dbxout_init, dbxout_start_source_file,
1649 dbxout_source_file): Call remap_debug_filename.
1650 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1651 dwarf2out_start_source_file, dwarf2out_finish): Call
1652 remap_debug_filename.
1653 (file_table_relative_p): Do not check d->emitted_number.
1654 * toplev.c (output_file_directive): Call remap_debug_filename.
1655 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1656 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1658 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1660 * loop-invariant.c (find_invariants_to_move): Add missing macro
1663 2007-08-17 Tom Tromey <tromey@redhat.com>
1665 * tree.h (struct tree_label_decl): Removed old "java" fields.
1667 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1668 Nigel Stephens <nigel@mips.com>
1670 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1671 Treat -mno-data-in-code and -mcode-xonly as aliases for
1672 -mcode-readable=no and -mcode-readable=pcrel respectively.
1673 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1674 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1675 (MULTILIB_DIRNAMES): Update accordingly.
1677 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1679 * Makefile.in (version.o): Depend on $(REVISION) only if
1680 REVISION_s is defined.
1682 2007-08-17 Sa Liu <saliu@de.ibm.com>
1683 Ulrich Weigand <uweigand@de.ibm.com>
1686 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1687 use build_qualified_type to retain qualifiers of the base type.
1689 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1691 * config/score/score.md : Update pattern tablejump.
1692 * config/score/score.c : Update score_initialize_trampoline
1694 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1695 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1696 * doc/contrib.texi: Add my entry.
1698 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1700 * Makefile.in (REVISION): New.
1703 (version.o): Also depend on $(REVISION). Add
1704 -DREVISION=$(REVISION_s).
1706 * version.c (version_string): Add REVISION.
1708 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1710 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1711 of GOTO that's relocated to a different block.
1713 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1715 * c-common.c (const_strip_array_types): New.
1716 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1717 (const_strip_array_types): New.
1718 * c-objc-common.c (c_disregard_inline_limits,
1719 c_warn_unused_global_decl): Constify.
1720 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1721 c_vla_type_p, c_incomplete_type_error): Likewise.
1722 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1723 * hooks.c (hook_bool_const_tree_false): New.
1724 * hooks.h (hook_bool_const_tree_false): Likewise.
1725 * langhooks-def.h (lhd_warn_unused_global_decl,
1726 lhd_incomplete_type_error, lhd_expr_size,
1727 lhd_tree_inlining_disregard_inline_limits,
1728 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1729 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1730 * langhooks.c (lhd_warn_unused_global_decl,
1731 lhd_incomplete_type_error,
1732 lhd_tree_inlining_disregard_inline_limits,
1733 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1734 lhd_expr_size): Likewise.
1735 * langhooks.h (lang_hooks_for_tree_inlining,
1736 lang_hooks_for_tree_dump, lang_hooks_for_types,
1737 lang_hooks_for_decls, lang_hooks): Likewise.
1738 * pointer-set.c (pointer_set_t, pointer_set_create,
1739 pointer_set_contains, insert_aux, pointer_set_insert,
1740 pointer_set_traverse, pointer_map_t, pointer_map_create,
1741 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1743 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1744 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1745 pointer_map_traverse): Likewise.
1746 * predict.c (assert_is_empty): Likewise.
1747 * tree-affine.c (free_name_expansion): Likewise.
1748 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1749 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1750 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1752 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1754 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1756 (destroy_loop_vec_info): Add call to VEC_free.
1757 * tree-vectorizer.h (may_alias_ddrs): Define.
1758 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1759 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1760 Change reporting to dump.
1761 (vect_is_duplicate_ddr): New.
1762 (vect_mark_for_runtime_alias_test): New.
1763 (vect_analyze_data_ref_dependences) Add call to
1764 vect_mark_for_runtime_alias_test.
1765 (vect_enhance_data_refs_alignment): Define local variable
1766 vect_versioning_for_alias_required, don't perform
1767 peeling for alignment if versioning for alias is
1769 (vect_enhance_data_refs_alignment): Use
1770 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1771 PARAM_VECT_MAX_VERSION_CHECKS.
1772 * tree-vect-transform.c
1773 (vect_create_cond_for_alias_checks): New.
1774 (vect_transform_loop): Add call to
1775 vect_create_cond_for_alias_checks.
1776 (vect_vfa_segment_size): New.
1777 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1779 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1780 * gcc/doc/invoke.texi
1781 (vect-max-version-for-alignment-checks): Document.
1782 (vect-max-version-for-alias-checks): Document.
1783 (vect-max-version-checks): Remove.
1785 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1787 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1788 the same line as the instruction for all asm dialects.
1789 (*rep_movsi): Ditto.
1790 (*rep_movsi_rex64): Ditto.
1791 (*rep_movqi): Ditto.
1792 (*rep_movqi_rex64): Ditto.
1793 (*rep_stosdi_rex64): Ditto.
1794 (*rep_stossi): Ditto.
1795 (*rep_stossi_rex64): Ditto.
1796 (*rep_stosqi): Ditto.
1797 (*rep_stosqi_rex64): Ditto.
1798 (*cmpstrnqi_nz_1): Ditto.
1799 (*cmpstrnqi_nz_rex_1): Ditto.
1800 (*cmpstrnqi_1): Ditto.
1801 (*cmpstrnqi_rex_1): Ditto.
1802 (*strlenqi_1): Ditto.
1803 (*strlenqi_rex_1): Ditto.
1804 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1805 prefix on the same line as the instruction for all asm dialects.
1806 (sync_double_compare_and_swap<mode>): Ditto.
1807 (*sync_double_compare_and_swapdi_pic): Ditto.
1808 (*sync_compare_and_swap_cc<mode>): Ditto.
1809 (sync_double_compare_and_swap_cc<mode>): Ditto.
1810 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1811 (sync_old_add<mode>): Ditto.
1812 (sync_add<mode>): Ditto.
1813 (sync_sub<mode>): Ditto.
1814 (sync_ior<mode>): Ditto.
1815 (sync_and<mode>): Ditto.
1816 (sync_xor<mode>): Ditto.
1818 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1821 * reload.c (find_reloads): Check that the memory returned by
1822 find_reloads_toplev was not the result of forcing a constant
1824 (find_reloads_toplev): Always use simplify_gen_subreg to get
1825 the subreg of a constant. If the result is also a constant,
1826 but not a legitimate one, force it into the constant pool
1827 and reload its address.
1829 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1831 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1834 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1836 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1837 directive for the current vector ABI.
1839 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1842 * caller-save.c (reg_save_code): Set invalide status on restore code.
1844 2007-08-15 Diego Novillo <dnovillo@google.com>
1846 * tree-ssa-alias.c (compute_memory_partitions): Use
1847 alias_bitmap_obstack to allocate bitmaps.
1848 (reset_alias_info): Factor out of init_alias_info.
1849 Mark all name tags not associated to an SSA name for renaming.
1850 (init_alias_info): Call it.
1851 (create_name_tags): Tidy. Add comments.
1852 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1854 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1856 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1857 scheduler dependencies.
1859 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1861 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1863 (*iorsi_1_zext): Likewise.
1864 (*iorsi_1_zext_imm): Likewise.
1865 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1866 with "rm"/"xm" constraint.
1867 (sse2_vmsqrtv2df2): Likewise.
1869 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1872 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1875 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1877 * tree-pass.h (PROP_pta): Removed.
1878 (TODO_rebuild_alias): New.
1879 (pass_may_alias): Removed.
1880 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1881 aliasing if we changed something.
1882 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1884 (pass_may_alias): Removed.
1885 (create_structure_vars): Return TODO_rebuild_alias.
1886 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1887 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1889 (tree_sra_early): We never affect aliasing right now.
1890 * tree-flow.h (compute_may_aliases): New prototype.
1891 * passes.c: Remove pass_may_alias from the passes.
1892 (execute_function_todo): Support TODO_rebuild_alias.
1894 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1896 * i386.c: (legitimize_address): Move dllimported variable check
1897 infront of legitimizing pic address of CONST symbols.
1899 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1901 PR tree-optimization/32941
1902 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1903 (goto_queue_cmp): Remove.
1904 (find_goto_replacement): Change search method.
1905 (maybe_record_in_goto_queue): Add assert.
1906 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1907 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1909 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1911 * alias.c (component_uses_parent_alias_set): Constify.
1912 * alias.h (component_uses_parent_alias_set): Likewise.
1913 * cfgrtl.c (print_rtl_with_bb): Likewise.
1914 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1915 mpz_get_double_int): Likewise.
1916 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1917 mpz_get_double_int): Likewise.
1918 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1919 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1921 * expr.h (safe_from_p): Likewise.
1922 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1924 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1925 zero_sized_type, goa_lhs_expr_p): Likewise.
1926 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1927 * rtl.h (print_rtl_with_bb): Likewise.
1928 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1929 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1930 * tree-flow-inline.h (bb_stmt_list): Constify.
1931 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1933 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1934 const_first_stmt, const_last_stmt): New.
1935 (block_may_fallthru, empty_block_p): Constify.
1936 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1937 EXPR_ONLY_BODY): New.
1938 (expr_first, expr_last, expr_only): Use macro for body.
1939 (const_expr_first, const_expr_last, const_expr_only): New.
1940 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1941 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1942 ctsi_prev, ctsi_stmt): New.
1943 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1944 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1945 * tree-ssa-loop-niter.c (loop_only_exit_p,
1946 derive_constant_upper_bound): Likewise.
1947 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1948 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1949 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1950 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1951 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1952 * tree.c (get_type_static_bounds): Likewise.
1953 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1954 (get_type_static_bounds): Constify.
1956 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1959 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1960 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1961 (*<addsub><mode>3_cc_overflow): New.
1962 (*add<mode>3_cconly_overflow): New.
1963 (*sub<mode>3_cconly_overflow): New.
1964 (*<addsub>si3_zext_cc_overflow): New.
1965 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1966 CCCmode for LTU, GTU, LEU and GEU.
1967 (ix86_comparison_operator): Likewise.
1968 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1969 * config/i386/i386.c (put_condition_code): Support CCCmode.
1970 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1971 or MINUS expressions.
1973 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1976 * c-typeck.c (build_binary_op): Disallow vector float types with
1977 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1979 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1981 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1982 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1983 (dep_def): New typedef.
1984 (init_dep_1, sd_debug_dep): Declare functions.
1985 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1986 (debug_dep_links): Remove.
1987 (struct _deps_list): New field 'n_links'.
1988 (DEPS_LIST_N_LINKS): New macro.
1989 (FOR_EACH_DEP_LINK): Remove.
1990 (create_deps_list, free_deps_list, delete_deps_list): Remove
1992 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1993 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1994 (copy_deps_list_change_con, move_dep_link): Ditto.
1995 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1996 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1998 (INSN_BACK_DEPS): Remove.
1999 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2001 (INSN_DEP_COUNT): Remove.
2002 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2003 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2004 Declare global variables.
2005 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2006 (add_forw_dep, compute_forward_dependences): Remove declarations.
2007 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2008 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2009 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2011 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2013 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2014 (sd_list_types_def): New typedef.
2015 (sd_next_list): Declare function.
2016 (struct _sd_iterator): New type.
2017 (sd_iterator_def): New typedef.
2018 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2020 (FOR_EACH_DEP): New cycle wrapper.
2021 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2023 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2024 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2027 * sched-deps.c (init_dep_1): Make global.
2028 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2030 (dump_dep): New static function.
2031 (dump_dep_flags): New static variable.
2032 (sd_debug_dep): New function.
2033 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2035 (move_dep_link): Use remove_from_deps_list (), instead of
2037 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2038 (dep_link_is_detached_p): New static function.
2039 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2041 (dn_pool, dl_pool): New alloc_pools.
2042 (dn_pool_diff, dl_pool_diff): New static variables.
2043 (create_dep_node, delete_dep_node): New static function.
2044 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2045 (deps_list_empty_p): Make it static. Use 'n_links' field.
2046 (deps_pools_are_empty_p): New static function.
2047 (alloc_deps_list, delete_deps_list): Remove.
2048 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2049 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2050 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2051 (forward_dependency_cache): Remove.
2052 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2053 'back' from the names. Change signature to use dep_t instead of
2055 (add_back_dep): Ditto. Make global.
2056 (check_dep_status): Rename to check_dep ().
2057 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2059 (sd_finish_insn): Ditto.
2060 (sd_find_dep_between_no_cache): New static function.
2061 (sd_find_dep_between): New function.
2062 (ask_dependency_caches, set_dependency_caches): New static functions.
2063 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2064 (add_or_update_dep_1): Separate pieces of functionality into
2065 ask_dependency_caches (), update_dependency_caches (),
2066 change_spec_dep_to_hard (), update_dep ().
2067 (get_back_and_forw_lists): New static function.
2068 (sd_add_dep): Separate setting of dependency caches into
2069 set_dependency_caches ().
2070 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2072 (sd_delete_dep): Ditto.
2073 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2074 (dump_lists): New static function.
2075 (sd_debug_lists): New debug function.
2076 (delete_all_dependences, fixup_sched_groups): Update to use
2077 sd_* infrastructure.
2078 (sched_analyze_2): Create data-speculative dependency only if
2079 data-speculation is enabled.
2080 (sched_analyze_insn): If insn cannot be speculative, make all its
2081 dependencies non-speculative.
2082 (sched_analyze): Use sd_init_insn ().
2083 (add_forw_dep, compute_forward_dependencies): Remove.
2084 (delete_dep_nodes_in_back_deps): New static function.
2085 (sched_free_deps): New function.
2086 (init_dependency_caches): Init alloc_pools.
2087 (extend_depedency_caches): Update after removing of
2088 forward_dependency_cache.
2089 (free_dependency_caches): Ditto. Free alloc_pools.
2090 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2091 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2093 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2094 (add_dependence): Use init_dep ().
2095 (get_dep_weak_1): New static function.
2096 (get_dep_weak): Move logic to get_dep_weak_1 ().
2097 (dump_ds): New static function moved from haifa-sched.c:
2098 debug_spec_status ().
2099 (debug_ds): New debug function.
2100 (check_dep_status): Rename to check_dep (). Update to check whole
2103 * haifa-sched.c (spec_info): Make global.
2104 (added_recovery_block_p): Rename to
2105 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2106 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2107 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2108 to use new interfaces.
2109 (ok_for_early_queue_removal): Ditto.
2110 (schedule_block): Initialize logical uids of insns emitted by the
2112 (sched_init): Initialize new variable.
2113 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2115 (extend_global): Initialize insn data.
2116 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2117 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2119 (add_to_speculative_block): Update to use new interfaces.
2120 (create_recovery_block): Set new variables.
2121 (create_check_block_twin, fix_recovery_deps): Update to use new
2123 (sched_insn_is_legitimate_for_speculation_p): New function.
2124 (speculate_insn): Move checking logic to
2125 sched_insn_is_legitimate_for_speculation_p ().
2126 (sched_remove_insn): Finalize sched-deps information of instruction.
2127 (clear_priorities, add_jump_dependencies): Update to use new
2129 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2131 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2132 to use new interfaces.
2133 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2134 (new_ready): Try to use control speculation only if it is available.
2135 (add_branch_dependences): Update to use new interfaces.
2136 (compute_block_backward_dependences): Rename to
2137 compute_block_dependences (). Call
2138 targetm.sched.dependencies_evaluation_hook ().
2139 (free_block_dependencies): New static function.
2140 (debug_dependencies): Update to use new interfaces.
2141 (schedule_region): Remove separate computation of forward dependencies.
2142 Move call of targetm.sched.dependencies_evaluation_hook () to
2143 compute_block_dependences (). Free dependencies at the end of
2144 scheduling the region.
2146 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2148 (add_deps_for_risky_insns): Ditto.
2149 (schedule_ebb): Remove separate computation of forward dependencies.
2150 Free dependencies at the end of scheduling the ebb.
2152 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2153 (build_intra_loop_deps): Ditto. Remove separate computation of
2154 forward dependencies. Free sched-deps dependencies.
2156 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2157 to use new interfaces.
2158 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2160 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2162 (is_costly_group): Ditto.
2164 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2166 * alias.c (rtx_equal_for_memref_p): Constify.
2167 * basic-block.h (const_edge, const_basic_block): New.
2168 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2169 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2170 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2171 probably_never_executed_bb_p, edge_probability_reliable_p,
2172 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2173 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2175 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2176 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2178 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2179 flow_nodes_print, dfs_enumerate_from): Likewise.
2180 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2181 control_flow_insn_p, count_basic_blocks): Likewise.
2182 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2183 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2184 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2185 average_num_loop_insns, loop_exit_edge_p,
2186 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2187 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2188 average_num_loop_insns, seq_cost): Likewise.
2189 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2190 * dominance.c (dominated_by_p): Likewise.
2191 * emit-rtl.c (validate_subreg): Likewise.
2192 * except.c (can_throw_internal, can_throw_external): Likewise.
2193 * except.h (can_throw_internal, can_throw_external): Likewise.
2194 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2195 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2196 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2197 simple_mem, store_ops_ok, load_kills_store, find_loads,
2198 store_killed_in_insn, store_killed_after, store_killed_before,
2199 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2201 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2202 noce_mem_write_may_trap_or_fault_p): Likewise.
2203 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2205 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2207 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2208 probably_cold_bb_p, probably_never_executed_bb_p,
2209 edge_probability_reliable_p, br_prob_note_reliable_p,
2210 can_predict_insn_p): Likewise.
2211 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2212 * resource.c (return_insn_p): Likewise.
2213 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2215 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2216 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2217 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2218 verify_gimple_modify_stmt): Likewise.
2219 * tree-chrec.c (is_not_constant_evolution,
2220 is_multivariate_chrec_rec, is_multivariate_chrec,
2221 chrec_contains_symbols, chrec_contains_undetermined,
2222 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2223 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2224 eq_evolutions_p, scev_direction): Likewise.
2225 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2226 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2227 chrec_contains_symbols_defined_in_loop,
2228 chrec_contains_undetermined, tree_contains_chrecs,
2229 evolution_function_is_affine_multivariate_p,
2230 evolution_function_is_univariate_p, chrec_zerop,
2231 evolution_function_is_constant_p, evolution_function_is_affine_p,
2232 evolution_function_is_affine_or_constant_p,
2233 tree_does_not_contain_chrecs, chrec_type): Likewise.
2234 * tree-data-ref.c (tree_fold_divides_p,
2235 object_address_invariant_in_loop_p, dr_may_alias_p,
2236 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2237 same_access_functions, constant_access_functions,
2238 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2240 * tree-flow.h (scev_direction): Likewise.
2241 * tree-gimple.c (is_gimple_stmt): Likewise.
2242 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2244 * tree-pretty-print.c (op_prio): Likewise.
2245 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2246 analyzable_condition, backedge_phi_arg_p): Likewise.
2247 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2248 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2249 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2252 2007-08-13 Dan Hipschman <dsh@google.com>
2255 * c-format.c (check_format_arg): Move check for zero-length
2256 format strings below the check for unterminated strings.
2258 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2261 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2264 2007-08-13 Nick Clifton <nickc@redhat.com>
2266 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2268 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2271 * c-format.c (gcc_gfc_length_specs): New array.
2272 (gcc_gfc_char_table): Add unsigned specifier, and references to
2273 the l length modifier.
2274 (format_types_orig): Use the new gcc_gfc_length_specs.
2276 2007-08-12 Sa Liu <saliu@de.ibm.com>
2278 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2279 and with REG_RETVAL note after split.
2281 2007-08-11 David Daney <ddaney@avtrex.com>
2283 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2284 as ATTRIBUTE_UNUSED.
2286 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2287 Segher Boessenkool <segher@kernel.crashing.org>
2289 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2290 HAVE_LOCAL_CPU_DETECT not defined.
2292 2007-08-11 Jan Hubicka <jh@suse.cz>
2294 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2295 (cgraph_process_new_functions): Honor previous value of
2296 disregard_inline_limits.
2297 * ipa-inline.c (compute_inline_parameters): Likewise.
2299 2007-08-11 Ian Lance Taylor <iant@google.com>
2301 * alias.h (alias_set_type): Define new type.
2302 (ALIAS_SET_MEMORY_BARRIER): Use it.
2303 * rtl.h: Include alias.h.
2304 (struct mem_attrs): Use alias_set_type.
2305 * tree.h: Include alias.h
2306 (struct tree_type): Use alias_set_type.
2307 (struct tree_struct_field_tag): Likewise.
2308 (struct tree_decl_common): Likewise.
2309 * alias.c (struct alias_set_entry): Use alias_set_type.
2310 (get_alias_set_entry, alias_set_subset_of): Likewise.
2311 (alias_sets_conflict_p): Likewise.
2312 (alias_sets_must_conflict_p): Likewise.
2313 (objects_must_conflict_p): Likewise.
2314 (get_alias_set, new_alias_set): Likewise.
2315 (record_alias_subset, record_component_aliases): Likewise.
2316 (varargs_set, frame_set): Change to alias_set_type.
2317 (get_varargs_alias_set): Use alias_set_type.
2318 (get_frame_alias_set): Likewise.
2319 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2320 * dse.c (struct store_info): Use alias_set_type.
2321 (struct read_info, struct clear_alias_mode_holder): Likewise.
2322 (clear_alias_set_lookup, canon_address): Likewise.
2323 (record_store, check_mem_read_rtx): Likewise.
2324 (dse_record_singleton_alias_set): Likewise.
2325 (dse_invalidate_singleton_alias_set): Likewise.
2326 * emit-rtl.c (get_mem_attrs): Likewise.
2327 (set_mem_attributes_minus_bitpos): Likewise.
2328 (set_mem_alias_set): Likewise.
2329 * expr.c (store_constructor_field, store_field): Likewise.
2330 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2331 * langhooks.c (lhd_get_alias_set): Likewise.
2332 * langhooks-def.h (lhd_get_alias_set): Likewise.
2333 * reload1.c (alter_reg): Likewise.
2334 * tree-flow.h (struct fieldoff): Likewise.
2335 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2336 (may_alias_p, get_smt_for, create_sft): Likewise.
2337 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2338 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2339 (merge_smts_into): Likewise.
2340 * varasm.c (const_alias_set): Likewise.
2341 * c-common.c (strict_aliasing_warning): Likewise.
2342 (c_common_get_alias_set): Likewise.
2343 * dse.h (dse_record_singleton_alias_set): Update declaration.
2344 (dse_invalidate_singleton_alias_set): Likewise.
2345 * emit-rtl.h (set_mem_alias_set): Likewise.
2346 * c-common.h (c_common_get_alias_set): Likewise.
2347 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2348 * print-tree.c (print_node): Likewise.
2349 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2351 (alpha_setup_incoming_varargs): Use alias_set_type.
2352 * config/i386/i386.c (setup_incoming_varargs_64): Use
2354 (setup_incoming_varargs_ms_64): Likewise.
2355 (ix86_GOT_alias_set): Likewise.
2356 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2357 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2358 (set): Change to alias_set_type.
2359 (get_TOC_alias_set): Use alias_set_type.
2360 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2362 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2363 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2365 (struct_value_alias_set): Likewise.
2366 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2368 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2370 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2371 * config/vxworks.h (TARGET_VXWORKS): Override.
2372 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2373 "mips" if TARGET_VXWORKS.
2375 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2377 * calls.c (avoid_likely_spilled_reg): New function.
2378 (expand_call): Use it.
2380 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2382 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2384 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2386 * config/mips/predicates.md (const_call_insn_operand): Invoke
2387 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2389 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2392 * config/rs6000/driver-rs6000.c: Include link.h.
2393 Use ElfW instead of wordsize-specif typedef.
2395 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2397 * system.h (CONST_CAST): New.
2398 * c-decl.c (c_make_fname_decl): Use it.
2399 * c-lex.c (cb_ident, lex_string): Likewise.
2400 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2401 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2402 give_switch, set_multilib_dir): Likewise.
2403 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2404 * passes.c (execute_one_pass): Likewise.
2405 * prefix.c (update_path): Likewise.
2406 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2407 * tree.c (build_string): Likewise.
2409 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2411 * tree-flow-inline.h (is_exec_stmt): Remove.
2412 (is_label_stmt): Remove.
2413 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2416 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2418 * lower-subreg.c (resolve_shift_zext): Don't adjust
2419 src_reg_num for wordmode operands.
2421 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2422 David Ung <davidu@mips.com>
2424 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2425 (TARGET_SCHED_REORDER2): Define.
2426 (mips_maybe_swap_ready): New.
2427 (mips_last_74k_agen_insn): New.
2428 (mips_74k_agen_init): New.
2429 (mips_74k_agen_reorder): New function to group loads and stores
2431 (mips_sched_init): New.
2432 (mips_sched_reorder): Don't do initialization here. Call
2433 mips_74k_agen_reorder.
2434 (mips_variable_issue): Call mips_74k_agen_init.
2436 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2438 * tree-flow-inline.h (get_filename): Remove.
2440 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2442 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2444 (mips_fetch_insns): Delete in favor of...
2445 (mips_load_store_insns): ...this new function.
2446 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2447 to say whether multiword moves _might_ be split.
2448 (mips_fetch_insns): Delete in favor of...
2449 (mips_load_store_insns): ...this new function.
2450 (mips_rtx_costs): Update the call to mips_address_insns.
2451 (mips_address_cost): Likewise.
2452 * config/mips/mips.md (length): Use mips_load_store_insns instead
2453 of mips_fetch_insns.
2454 * config/mips/constraints.md (R): Use mips_address_insns rather
2455 than mips_fetch_insns. Assume that the move never needs to be split.
2457 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2459 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2460 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2461 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2462 * config/mips/mips.h (mips16_hard_float): Delete.
2463 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2464 definitions, and replace with....
2465 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2466 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2467 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2468 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2469 (override_options): Replace MASK_SOFT_FLOAT references with
2470 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2471 and mips16_hard_float when TARGET_MIPS16.
2473 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2476 * c-typeck.c (build_binary_op): Check for non pointer types before
2477 calling int_fits_type_p.
2479 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2482 * fold-const.c (omit_one_operand): Return only the ommitted expression
2483 if the result is an empty statement.
2484 (pedantic_omit_one_operand): Likewise.
2486 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2488 * c-typeck.c (readonly_error): Improve error for assignment.
2490 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2492 (pp_c_expression): Ditto.
2494 2007-08-09 Simon Baldwin <simonb@google.com>
2496 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2497 break that was preventing simplify_associative_operation() for xor.
2499 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2500 Nigel Stephens <nigel@mips.com>
2502 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2503 Document change in interpretation of value from boolean to
2505 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2506 ffs and ctz using clz.
2507 (expand_unop): Call them.
2508 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2510 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2511 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2512 enable the new ffs expansion on this target.
2514 2007-08-09 Jan Hubicka <jh@suse.cz>
2516 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2517 (expand_ternary_op): Likewise.
2518 (expand_vec_shift_expr): Likewise.
2519 (expand_binop_directly): Likewise.
2520 (expand_binop): Likewise.
2521 (sign_expand_binop): Likewise.
2522 (expand_twoval_unop): Likewise.
2523 (expand_twoval_binop): Likewise.
2524 (expand_twoval_binop_libfunc): Likewise.
2525 (widen_clz): Likewise.
2526 (widen_bswap): Likewise.
2527 (expand_parity): Likewise.
2528 (expand_unop): Likewise.
2529 (expand_abs_nojump): Likewise.
2530 (expand_copysign): Likewise.
2531 (emit_no_conflict_block): Likewise.
2532 (emit_libcall_block): Likewise.
2533 (can_compare_p): Likewise.
2534 (prepare_cmp_insn): Likewise.
2535 (emit_cmp_and_jump_insn_1): Likewise.
2536 (prepare_float_lib_cmp): Likewise.
2537 (emit_conditional_add): Likewise.
2538 (gen_add2_insn): Likewise.
2539 (have_add2_insn): Likewise.
2540 (gen_sub2_insn): Likewise.
2541 (have_sub2_insn): Likewise.
2542 (can_extend_p): Likewise.
2543 (can_fix_p): Likewise.
2544 (can_float_p): Likewise.
2545 (expand_float): Likewise.
2546 (expand_fix): Likewise.
2547 (expand_sfix_optab): Likewise.
2548 (new_optab): Likewise.
2549 (new_convert_optab): Likewise.
2550 (init_libfuncs): Likewise.
2551 (init_interclass_conv_libfuncs): Likewise.
2552 (init_intraclass_conv_libfuncs): Likewise.
2553 (set_conv_libfunc): Likewise.
2554 (init_optabs): Likewise.
2555 (debug_optab_libfuncs): Likewise.
2556 (gen_cond_trap): Likewise.
2557 * optabs.h (optab_handler, convert_optab_hanlder): New.
2558 * genopinit.c: Update optabs generation table.
2559 * reload.c (find_reloads_address_1): Use optabs accestors.
2560 * builtins.c (expand_builtin_mathfn): Likewise.
2561 (expand_builtin_mathfn_2): Likewise.
2562 (expand_builtin_mathfn_3): Likewise.
2563 (expand_builtin_interclass_mathfn): Likewise.
2564 (expand_builtin_sincos): Likewise.
2565 (expand_builtin_cexpi): Likewise.
2566 (expand_builtin_powi): Likewise.
2567 (expand_builtin_strlen): Likewise.
2568 * dojump.c (do_jump): Likewise.
2569 * expr.c (convert_move): Likewise.
2570 (move_by_pieces): Likewise.
2571 (move_by_pieces_ninsns): Likewise.
2572 (can_store_by_pieces): Likewise.
2573 (store_by_pieces_1): Likewise.
2574 (emit_move_via_integer): Likewise.
2575 (emit_move_complex): Likewise.
2576 (emit_move_ccmode): Likewise.
2577 (emit_move_insn_1): Likewise.
2578 (emit_single_push_insn): Likewise.
2579 (store_constructor): Likewise.
2580 (expand_expr_real_1): Likewise.
2581 (do_store_flag): Likewise.
2582 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2583 (enumerate_modes): Likewise.
2584 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2585 (supportable_widening_operation): Likewise.
2586 (supportable_narrowing_operation): Likewise.
2587 * expmed.c (store_bit_field_1): Likewise.
2588 (extract_bit_field_1): Likewise.
2589 (expand_mult_highpart_optab): Likewise.
2590 (expand_smod_pow2): Likewise.
2591 (expand_divmod): Likewise.
2592 (emit_store_flag): Likewise.
2593 * tree-vect-patterns.c
2594 (vect_pattern_recog_1): Likewise.
2595 * tree-ssa-loop-prefetch.c
2596 (nontemporal_store_p): Likewise.
2597 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2598 (vect_create_epilog_for_reduction): Likewise.
2599 (vectorizable_reduction): Likewise.
2600 (vectorizable_operation): Likewise.
2601 (vect_strided_store_supported): Likewise.
2602 (vectorizable_store): Likewise.
2603 (vect_strided_load_supported): Likewise.
2604 (vectorizable_load): Likewise.
2605 * combine.c (simplify_comparison): Likewise.
2606 * tree-vect-generic.c
2607 (type_for_widest_vector_mode): Likewise.
2608 (expand_vector_operations_1): Likewise.
2609 * config/spu/spu.c (spu_expand_mov): Likewise.
2610 (spu_emit_vector_compare): Likewise.
2611 * config/rs6000/rs6000.c
2612 (rs6000_emit_vector_compare): Likewise.
2613 * stmt.c (add_case_node): Likewise.
2614 * reload1.c (gen_reload):
2616 2007-08-09 Michael Matz <matz@suse.de>
2618 * tree.h (fixed_zerop): Declare as taking a const_tree.
2619 * tree.c (fixed_zerop): Take a const_tree.
2621 2007-08-09 Ira Rosen <irar@il.ibm.com>
2623 * tree-vect-transform.c (vectorizable_store): Remove call to
2624 copy_virtual_operands() and call mark_symbols_for_renaming() for
2625 the created vector store.
2626 (vect_setup_realignment): Don't call copy_virtual_operands() and
2627 update_vuses_to_preheader().
2628 (vectorizable_load): Don't call copy_virtual_operands().
2629 (update_vuses_to_preheader): Remove.
2631 2007-08-08 Chao-ying Fu <fu@mips.com>
2633 * tree.def (FIXED_POINT_TYPE): New type.
2634 (FIXED_CST): New constant.
2635 (FIXED_CONVERT_EXPR): New expr.
2636 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2637 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2638 * tree.h (struct tree_base): Add saturating_flag.
2639 Remove one bit of spare for saturating_flag.
2640 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2641 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2642 FIXED_POINT_TYPE_P): Define.
2643 (TYPE_SATURATING): Define.
2644 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2645 (struct tree_fixed_cst): New.
2646 (TYPE_IBIT, TYPE_FBIT): Define.
2647 (tree_node): Add fixed_cst.
2648 (enum tree_index): Add new enumeration values of
2649 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2650 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2651 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2652 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2653 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2654 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2655 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2656 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2657 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2658 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2659 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2660 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2661 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2662 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2663 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2664 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2665 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2666 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2667 (sat_short_fract_type_node, sat_fract_type_node,
2668 sat_long_fract_type_node, sat_long_long_fract_type_node,
2669 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2670 sat_unsigned_long_fract_type_node,
2671 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2672 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2673 unsigned_short_fract_type_node, unsigned_fract_type_node,
2674 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2675 sat_short_accum_type_node, sat_accum_type_node,
2676 sat_long_accum_type_node, sat_long_long_accum_type_node,
2677 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2678 sat_unsigned_long_accum_type_node,
2679 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2680 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2681 unsigned_short_accum_type_node, unsigned_accum_type_node,
2682 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2683 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2684 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2685 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2686 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2687 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2688 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2689 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2690 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2691 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2692 sat_uda_type_node, sat_uta_type_node): New macro.
2693 (make_fract_type, make_accum_type): Declare.
2694 (make_signed_fract_type, make_unsigned_fract_type,
2695 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2696 make_signed_accum_type, make_unsigned_accum_type,
2697 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2698 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2699 make_or_reuse_sat_signed_fract_type,
2700 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2701 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2702 make_or_reuse_sat_unsigned_accum_type): New macro.
2703 (fixed_zerop): Declare.
2704 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2705 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2706 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2707 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2708 * treestruct.def: Add TS_FIXED_CST.
2709 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2711 (tree-dump.o): Likewise.
2712 (print-tree.o): Likewise.
2713 (tree-pretty-print.o): Likewise.
2714 (fold-const.o): Likewise.
2715 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2716 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2717 (is_gimple_min_invariant): Handle FIXED_CST.
2718 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2719 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2720 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2721 (layout_type): Handle FIXED_POINT_TYPE.
2722 (make_fract_type, make_accum_type): New functions.
2723 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2724 * tree-dump.c (fixed-value.h): New include.
2725 (dump_fixed): New function.
2726 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2727 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2728 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2729 * tree-pretty-print.c (fixed-value.h): New include.
2730 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2732 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2733 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2734 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2735 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2736 for non-saturating fixed-point types.
2737 (reassociate_bb): Likewise.
2738 * emit-rtl.c (fixed-value.h): New include.
2739 (fconst0, fconst1): New array.
2740 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2741 * tree-vect-generic.c expand_vector_operation): Support
2742 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2744 (type_for_widest_vector_mode): Add one parameter for the
2746 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2748 Pass the satp parameter to type_for_mode for fixed-point types.
2749 (expand_vector_operations_1): Pass the saturating flag to
2750 type_for_widest_vector_mode.
2751 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2752 and MODE_VECTOR_UACCUM.
2753 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2754 (vectorizable_condition): Likewise.
2755 * tree.c (fixed-value.h): New include.
2756 (tree_code_size): Support FIXED_CST.
2757 (build_fixed): New function.
2758 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2759 (fixed_zerop): New function.
2760 (tree_node_structure): Support FIXED_CST.
2761 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2762 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2763 (type_hash_eq): Handle FIXED_POINT_TYPE.
2764 (simple_cst_equal): Support FIXED_CST.
2765 (iterative_hash_expr): Handle FIXED_CST.
2766 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2767 (get_narrower): Likewise.
2768 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2769 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2770 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2771 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2773 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2774 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2775 (initializer_zerop): Support FIXED_CST.
2776 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2777 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2778 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2779 (is_base_type): Handle FIXED_POINT_TYPE.
2780 (add_type_attribute): Handle FIXED_POINT_TYPE.
2781 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2782 * print-tree.c (fixed-value.h): New include.
2783 (print_node_brief): Support FIXED_CST.
2784 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2785 * c-pretty-print.c (fixed-value.h): New include.
2786 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2787 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2788 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2789 Support fixed-point types for inner items in VECTOR_TYPE.
2790 (pp_c_direct_declarator): Likewise.
2791 (pp_c_declarator): Likewise.
2792 (pp_c_fixed_constant): New function.
2793 (pp_c_constant): Handle FIXED_CST.
2794 (pp_c_primary_expression): Likewise.
2795 (pp_c_expression): Likewise.
2796 * fold-const.c (fixed-value.h): New include.
2797 (negate_expr_p): Return true for FIXED_CST.
2798 (fold_negate_expr): Support FIXED_CST.
2799 (split_tree): Support FIXED_CST.
2800 (const_binop): Support FIXED_CST.
2801 (fold_convert_const_int_from_fixed): New function to convert from
2803 (fold_convert_const_real_from_fixed): New function to convert from
2805 (fold_convert_const_fixed_from_fixed): New function to convert from
2806 fixed to another fixed.
2807 (fold_convert_const_fixed_from_int): New function to convert from
2809 (fold_convert_const_fixed_from_real): New function to convert from
2811 (fold_convert_const): Support conversions from fixed to int, from
2812 fixed to real, from fixed to fixed, from int to fixed, and from real
2814 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2815 (operand_equal_p): Support FIXED_CST.
2816 (make_range): For fixed-point modes, we need to pass the
2817 saturating flag as the 2nd parameter.
2818 (tree_swap_operands_p): Handle FIXED_CST.
2819 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2821 (fold_unary): Support FIXED_CONVERT_EXPR.
2822 (fold_binary): Handle FIXED_CST.
2823 Make sure the type is not saturating, before associating operations.
2824 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2825 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2826 (fold_negate_const): Support FIXED_CST.
2827 (fold_relational_const): Support FIXED_CST.
2828 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2829 (gimplify_expr): Handle FIXED_CST.
2830 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2831 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2832 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2833 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2834 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2835 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2836 LONG_LONG_ACCUM_TYPE_SIZE.
2837 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2838 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2839 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2840 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2841 MODE_ACCUM, and MODE_UACCUM.
2842 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2843 fixed-point types to disable reduction.
2844 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2846 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2848 * config/rs6000/x-rs6000: New file.
2849 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2850 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2851 (EXTRA_SPEC_FUNCTIONS): Define.
2852 (HAVE_LOCAL_CPU_DETECT): Define.
2853 (CC1_CPU_SPEC): Define.
2854 * config/rs6000/driver-rs6000.c: New file.
2855 * config/rs6000/aix.h (CC1_SPEC): Define.
2856 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2857 * config.host: Add x-rs6000 to host_xmake_file if host and target
2858 are rs6000 or powerpc.
2860 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2862 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2864 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2865 Sandra Loosemore <sandra@codesourcery.com>
2866 Chao-ying Fu <fu@mips.com>
2867 Nigel Stephens <nigel@mips.com>
2868 David Ung <davidu@mips.com>
2870 * doc/invoke.texi (-mcode-readable): Document.
2871 * config/mips/mips.opt (mcode-readable): New option.
2872 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2873 * config/mips/mips.h (mips_code_readable_setting): New enum.
2874 (mips_code_readable): Declare.
2875 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2876 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2877 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2878 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2879 boiler-plate comments.
2880 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2881 * config/mips/mips.c (mips_code_readable): New variable.
2882 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2883 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2884 context and -mcode-readable setting to restrict the use of
2885 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2886 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2887 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2888 (mips_blocks_for_constant_p): Only return false for
2889 TARGET_MIPS16_PCREL_LOADS.
2890 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2891 for MIPS16. Handle SYMBOL_32_HIGH.
2892 (mips_const_insns): Allow HIGHs for MIPS16 too.
2893 (mips_unspec_address_offset): New function, split out from...
2894 (mips_unspec_address): ...here.
2895 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2896 16-bit symbolic constants. Assert approropiate conditions for
2897 using the "la" and "dla" macros.
2898 (mips_handle_option): Handle -mcode-readable=.
2899 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2900 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2901 (mips_strip_unspec_address): New function, split out from...
2902 (print_operand_reloc): ...here.
2903 (print_operand): Pass constants through mips_strip_unspec_address.
2904 (print_operand_address): Likewise.
2905 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2906 (mips_select_rtx_section): Remove MIPS16 handling.
2907 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2908 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2909 (mips16_lay_out_constants): Do nothing unless
2910 TARGET_MIPS16_PCREL_LOADS.
2911 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2912 * config/mips/mips.md: Split HIGHs for MIPS16.
2913 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2915 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2917 * config/mips/mips-protos.h (mips_emit_move): Declare.
2918 * config/mips/mips.c (mips_emit_move): New function.
2919 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2920 (mips_legitimize_const_move): Likewise.
2921 (mips_legitimize_move): Likewise.
2922 (mips_split_64bit_move): Likewise.
2923 (mips_restore_gp): Likewise.
2924 (mips_load_call_address): Likewise.
2925 (mips_emit_fcc_reload): Likewise.
2926 (mips_set_return_address): Likewise.
2927 (mips_block_move_straight): Likewise.
2928 (mips_block_move_loop): Likewise.
2929 (mips_setup_incoming_varargs): Likewise.
2930 (mips_save_reg): Likewise.
2931 (mips_expand_prologue): Likewise.
2932 (mips_restore_reg): Likewise.
2933 (mips_expand_epilogue): Likewise.
2934 (mips_output_mi_thunk): Likewise.
2935 (build_mips16_call_stub): Likewise.
2936 (mips_builtin_branch_and_move): Likewise.
2937 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2938 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2939 (fixuns_truncdfdi2): Likewise.
2940 (fixuns_truncsfsi2): Likewise.
2941 (fixuns_truncsfdi2): Likewise.
2942 (loadgp_absolute): Likewise.
2943 (builtin_setjmp_setup): Likewise.
2944 (builtin_longjmp): Likewise.
2945 (untyped_call): Likewise.
2947 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2949 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2950 an "rtx *" argument. Return a bool.
2951 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2952 values and return true if they can be split. Take the same kind of
2953 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2954 and store the lo_sum there if nonnull. Use the symbol type to
2955 determine whether a $gp or HIGH is needed.
2956 (mips_legitimize_address): Update call to mips_split_symbol and
2957 simplify accordingly.
2958 (mips_legitimize_const_move): Likewise.
2959 * config/mips/mips.md: In the combine define_split,
2960 check mips_split_symbol instead of splittable_symbolic_operand.
2961 Update use of mips_split_symbol in the generator code.
2962 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2964 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2966 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2967 (mips_symbol_insns_1): New function, split out from...
2968 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2969 and stores separately from load addresses.
2970 (mips_classify_address): Replace uses of mips_symbolic_address_p
2971 with uses of mips_symbol_insns.
2972 (mips_address_insns): Update calls to mips_symbol_insns.
2973 (mips_const_insns): Likewise.
2974 (mips_legitimize_address): Likewise.
2976 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2978 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2979 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2980 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2981 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2982 non-call contexts if TARGET_MIPS16.
2983 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2984 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2985 code for SYMBOL_ABSOLUTE.
2986 (mips_symbol_insns): Likewise.
2988 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2990 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2991 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2992 (mips_symbolic_constant_p): Likewise. Update the call to
2993 mips_classify_symbol.
2994 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2995 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2996 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2997 (print_operand_reloc): Add a context argument. Update the call to
2998 mips_symbolic_constant_p.
2999 (print_operand): Update the calls to print_operand_reloc.
3000 (print_operand_address): Use print_operand_reloc rather than
3002 (mips_rewrite_small_data_p): Add a context argument. Update the call
3003 to mips_symbolic_constant_p.
3004 (mips_small_data_pattern_1): Make DATA the containing mem.
3005 Update the call to mips_rewrite_small_data_p.
3006 (mips_rewrite_small_data_1): Likewise.
3007 (mips_use_anchors_for_symbol_p): Update the call to
3008 mips_symbolic_constant_p.
3009 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3010 (splittable_symbolic_operand): Likewise.
3011 (move_operand): Likewise.
3012 (absolute_symbolic_operand): Likewise.
3013 (got_disp_operand): Likewise.
3014 (got_page_ofst_operand): Likewise.
3016 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3018 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3019 (SYMBOL_ABSOLUTE): ...this.
3020 (SYMBOL_SMALL_DATA): Rename to...
3021 (SYMBOL_GP_RELATIVE): ...this.
3022 (SYMBOL_CONSTANT_POOL): Rename to...
3023 (SYMBOL_PC_RELATIVE): ...this.
3024 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3025 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3026 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3027 after above changes.
3028 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3029 (general_symbolic_operand): Rename to...
3030 (absolute_symbolic_operand): ...this.
3031 * config/mips/mips.md: Update after above changes.
3033 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3034 Revital Eres <eres@il.ibm.com>
3036 * ddg.c (print_ddg): Add dump information.
3037 * modulo-sched.c (print_node_sched_params): Add parameter and
3039 (calculate_maxii): Remove function.
3040 (undo_generate_reg_moves): Likewise.
3041 (undo_permute_partial_schedule): Likewise.
3042 (kernel_number_of_cycles): Likewise.
3043 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3044 (sms_schedule): Use it. Remove profitability checks.
3045 (sms_schedule_by_order): Fix order of nodes within the cycle.
3047 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3049 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3050 -profile option, add pie support.
3051 (ENDFILE_SPEC): New spec.
3052 * config/gnu.h (LIB_SPEC): Add -profile option.
3054 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3056 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3057 * config/gnu.h (LIB_SPEC): Likewise.
3059 2007-08-07 Yaz Saito <saito@google.com>
3060 Ian Lance Taylor <iant@google.com>
3062 * common.opt (finstrument-functions-exclude-function-list): New
3064 (finstrument-functions-exclude-file-list): New option.
3065 * opts.c (char_p): Define and DEF_VEC.
3066 (flag_instrument_functions_exclude_functions): New static
3068 (flag_instrument_functions_exclude_files): New static variable.
3069 (add_instrument_functions_exclude_list): New static function.
3070 (flag_instrument_functions_exclude_p): New function.
3071 (common_handle_option): Handle new options.
3072 * flags.h (flag_instrument_functions_exclude_p): Declare.
3073 * gimplify.c (gimplify_function_tree): Call
3074 flag_instrument_functions_exclude_p.
3075 * doc/invoke.texi (Option Summary): Mention new options.
3076 (Code Gen Options): Document new options.
3078 2007-08-07 Ian Lance Taylor <iant@google.com>
3080 PR rtl-optimization/32776
3081 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3082 (resolve_use): Likewise.
3083 (decompose_multiword_subregs): Remove "changed" local variable.
3085 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3087 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3088 * configure: Regenerate.
3089 * config.in: Regenerate.
3090 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3093 2007-08-07 Ian Lance Taylor <iant@google.com>
3095 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3096 note, just delete the insn.
3098 2007-08-07 Andreas Schwab <schwab@suse.de>
3101 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3104 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3106 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3107 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3108 (decompose_multiword_subregs): Use the functions above to decompose
3109 multiword shifts and zero-extends.
3111 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3113 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3114 "assemble" descriptions which were swapped.
3116 2007-08-06 Chao-ying Fu <fu@mips.com>
3118 * fixed-value.h: New file.
3119 * fixed-value.c: New file.
3120 * Makefile.in (OBJS-common): Add fixed-value.o.
3121 (fixed-value.o): New rule.
3122 (GTFILES): Add fixed-value.h.
3123 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3124 to compare a.low and b.low.
3125 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3127 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3128 Daniel Jacobowitz <dan@codesourcery.com>
3131 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3133 (x86_64-*-netbsd*): Likewise.
3134 (x86_64-*-linux*): Likewise.
3135 (x86_64-*-kfreebsd*-gnu): Likewise.
3136 (x86_64-*-knetbsd*-gnu): Likewise.
3137 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3139 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3141 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3142 Add -fno-asynchronous-unwind-tables.
3144 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3145 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3146 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3147 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3148 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3150 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3152 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3153 (TARGET_C_MODE_FOR_SUFFIX): New.
3155 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3157 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3159 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3161 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3163 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3165 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3166 before checking function returns in conditional expressions.
3168 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3171 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3173 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3176 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3177 for INTEGRAL_TYPE_P.
3179 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3181 * configure.ac: Remove --enable-checking=df from default settings.
3182 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3183 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3184 if the parameter is true.
3185 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3186 DF_VERIFY_SCHEDULED flag is true.
3187 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3188 (df_finish_pass): Adjust prototype.
3189 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3192 * see.c (pass_see): Add TODO_df_verify.
3193 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3194 * global.c (rest_of_handle_global_alloc): Schedule verification
3196 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3198 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3199 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3200 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3202 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3203 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3204 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3206 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3207 Revital Eres <eres@il.ibm.com>
3209 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3211 * ddg.c (create_ddg_dependence): Rename to...
3212 (create_ddg_dep_from_intra_loop_link): This. Do not check
3213 for interloop edges. Do not create anti dependence edge when
3214 a true dependence edge exists in the opposite direction and
3215 -fmodulo-sched-allow-regmoves is set.
3216 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3217 (add_cross_iteration_register_deps): Create anti dependence edge
3218 when -fno-modulo-sched-allow-regmoves is set.
3219 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3221 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3223 * config/arm/arm.md (movsi): Add braces.
3225 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3228 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3229 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3232 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3234 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3235 state accessor functions.
3236 * cfgloopmanip.c (remove_path, create_preheaders,
3237 force_single_succ_latches, fix_loop_structure): Ditto.
3238 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3239 tree_duplicate_loop_to_header_edge): Ditto.
3240 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3241 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3243 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3244 cleanup_tree_cfg): Ditto.
3245 * tree-cfg.c (tree_merge_blocks): Ditto.
3246 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3247 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3248 loop_preheader_edge, single_exit): Ditto.
3249 (flow_loops_find): Do not clear loops->state.
3250 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3251 loops_state_clear): New functions.
3253 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3256 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3257 when adding to the base and convert ELT to sizetype instead of type.
3259 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3262 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3263 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3265 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3268 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3269 correct type the negate expression.
3271 2007-08-03 Jan Hubicka <jh@suse.cz>
3273 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3276 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3278 * config/rs6000/rs6000.c (struct processor_cost): Change
3279 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3280 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3282 (rios1_costs, rios2_cost): Correct cache line size.
3283 (rs6000_override_options): Set l2-cache-size parameter.
3285 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3286 Diego Novillo <dnovillo@google.com>
3289 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3290 if the range includes 0.
3292 2007-08-03 Ben Elliston <bje@au.ibm.com>
3294 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3295 mode to unspec expressions to silence a warning from the generator
3298 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3300 * config/ia64/constraints.md ("U"): Make constraint vector only.
3302 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3305 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3306 always_inline attribute on the function decl.
3308 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3311 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3312 if we are compiling with -fPIC.
3314 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3315 Nigel Stephens <nigel@mips.com>
3317 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3318 Define for MIPS32 and MIPS64.
3320 2007-08-02 Nick Clifton <nickc@redhat.com>
3322 * config/host-hpux.c: Change copyright header to refer to version
3323 3 of the GNU General Public License and to point readers at the
3324 COPYING3 file and the FSF's license web page.
3325 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3326 config/alpha/linux.h, config/alpha/alpha.opt,
3327 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3328 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3329 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3330 config/alpha/alpha.h, config/alpha/sync.md,
3331 config/alpha/openbsd.h, config/alpha/alpha.md,
3332 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3333 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3334 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3335 config/alpha/constraints.md, config/alpha/osf.h,
3336 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3337 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3338 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3339 config/frv/frv-asm.h, config/frv/frv-protos.h,
3340 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3341 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3342 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3343 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3344 config/s390/s390.opt, config/s390/s390-modes.def,
3345 config/s390/fixdfdi.h, config/s390/constraints.md,
3346 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3347 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3348 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3349 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3350 config/m32c/prologue.md, config/m32c/m32c.abi,
3351 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3352 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3353 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3354 config/m32c/jump.md, config/m32c/shift.md,
3355 config/m32c/m32c-protos.h, config/libgloss.h,
3356 config/spu/spu-protos.h, config/spu/predicates.md,
3357 config/spu/spu-builtins.h, config/spu/spu.c,
3358 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3359 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3360 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3361 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3362 config/sparc/hypersparc.md, config/sparc/predicates.md,
3363 config/sparc/linux.h, config/sparc/sp64-elf.h,
3364 config/sparc/supersparc.md, config/sparc/cypress.md,
3365 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3366 config/sparc/niagara.md, config/sparc/sparc.md,
3367 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3368 config/sparc/sparc.opt, config/sparc/sync.md,
3369 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3370 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3371 config/sparc/sparc.c, config/sparc/little-endian.opt,
3372 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3373 config/sparc/linux64.h, config/sparc/freebsd.h,
3374 config/sparc/sol2.h, config/sparc/rtemself.h,
3375 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3376 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3377 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3378 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3379 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3380 config/m32r/linux.h, config/m32r/constraints.md,
3381 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3382 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3383 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3384 config/i386/i386.md, config/i386/netware-crt0.c,
3385 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3386 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3387 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3388 config/i386/sol2.h, config/i386/constraints.md,
3389 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3390 config/i386/predicates.md, config/i386/geode.md,
3391 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3392 config/i386/freebsd64.h, config/i386/vxworksae.h,
3393 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3394 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3395 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3396 config/i386/netware.h, config/i386/i386-modes.def,
3397 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3398 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3399 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3400 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3401 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3402 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3403 config/i386/xm-mingw32.h, config/i386/linux64.h,
3404 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3405 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3406 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3407 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3408 config/i386/cygwin2.c, config/i386/i386-protos.h,
3409 config/i386/sync.md, config/i386/openbsd.h,
3410 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3411 config/i386/nto.h, config/i386/biarch64.h,
3412 config/i386/i386-coff.h, config/i386/freebsd.h,
3413 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3414 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3415 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3416 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3417 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3418 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3419 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3420 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3421 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3422 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3423 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3424 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3425 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3426 config/sh/superh64.h, config/sh/rtemself.h,
3427 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3428 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3429 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3430 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3431 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3432 config/avr/predicates.md, config/avr/constraints.md,
3433 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3434 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3435 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3436 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3437 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3438 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3439 config/c4x/predicates.md, config/c4x/c4x.h,
3440 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3441 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3442 config/xtensa/linux.h, config/xtensa/xtensa.h,
3443 config/xtensa/elf.h, config/xtensa/xtensa.md,
3444 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3445 config/xtensa/xtensa-protos.h, config/dbx.h,
3446 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3447 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3448 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3449 config/host-solaris.c, config/fr30/fr30.h,
3450 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3451 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3452 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3453 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3454 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3455 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3456 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3457 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3458 config/cris/predicates.md, config/cris/linux.h,
3459 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3460 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3461 config/cris/aout.opt, config/cris/cris-protos.h,
3462 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3463 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3464 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3465 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3466 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3467 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3468 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3469 config/chorus.h, config/mn10300/mn10300.c,
3470 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3471 config/mn10300/mn10300.h, config/mn10300/linux.h,
3472 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3473 config/mn10300/mn10300.md, config/ia64/predicates.md,
3474 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3475 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3476 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3477 config/ia64/freebsd.h, config/ia64/ia64.md,
3478 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3479 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3480 config/gofast.h, config/rtems.h, config/sol2-10.h,
3481 config/m68k/predicates.md, config/m68k/m68k.md,
3482 config/m68k/linux.h, config/m68k/m68k-modes.def,
3483 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3484 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3485 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3486 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3487 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3488 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3489 config/m68k/constraints.md, config/m68k/rtemself.h,
3490 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3491 config/m68k/uclinux.h, config/rs6000/power4.md,
3492 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3493 config/rs6000/linux.h, config/rs6000/eabi.h,
3494 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3495 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3496 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3497 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3498 config/rs6000/windiss.h, config/rs6000/603.md,
3499 config/rs6000/aix41.h, config/rs6000/cell.md,
3500 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3501 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3502 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3503 config/rs6000/default64.h, config/rs6000/7xx.md,
3504 config/rs6000/darwin.opt, config/rs6000/spe.md,
3505 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3506 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3507 config/rs6000/7450.md, config/rs6000/linux64.h,
3508 config/rs6000/constraints.md, config/rs6000/440.md,
3509 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3510 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3511 config/rs6000/rs6000.h, config/rs6000/power6.md,
3512 config/rs6000/predicates.md, config/rs6000/altivec.md,
3513 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3514 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3515 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3516 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3517 config/rs6000/linux64.opt, config/rs6000/sync.md,
3518 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3519 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3520 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3521 config/rs6000/eabispe.h, config/rs6000/e500.h,
3522 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3523 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3524 config/rs6000/aix.h, config/rs6000/vxworks.h,
3525 config/rs6000/40x.md, config/rs6000/aix51.h,
3526 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3527 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3528 config/arc/arc.h, config/mcore/mcore-elf.h,
3529 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3530 config/mcore/mcore.md, config/mcore/mcore.c,
3531 config/mcore/mcore.opt, config/mcore/mcore.h,
3532 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3533 config/score/predicates.md, config/score/score-version.h,
3534 config/score/score-protos.h, config/score/misc.md,
3535 config/score/elf.h, config/score/score.c, config/score/mac.md,
3536 config/score/score7.md, config/score/score.h,
3537 config/score/score-conv.h, config/score/score-mdaux.c,
3538 config/score/score.md, config/score/score.opt,
3539 config/score/score-modes.def, config/score/score-mdaux.h,
3540 config/score/mul-div.S, config/arm/uclinux-elf.h,
3541 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3542 config/arm/symbian.h, config/arm/linux-elf.h,
3543 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3544 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3545 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3546 config/arm/strongarm-pe.h, config/arm/arm.h,
3547 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3548 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3549 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3550 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3551 config/arm/arm-cores.def, config/arm/arm-protos.h,
3552 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3553 config/arm/wince-pe.h, config/arm/neon.md,
3554 config/arm/constraints.md, config/arm/neon.ml,
3555 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3556 config/arm/arm.opt, config/arm/arm926ejs.md,
3557 config/arm/predicates.md, config/arm/iwmmxt.md,
3558 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3559 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3560 config/arm/neon-testgen.ml, config/arm/arm.md,
3561 config/arm/xscale-coff.h, config/arm/pe.c,
3562 config/arm/arm-generic.md, config/arm/pe.h,
3563 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3564 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3565 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3566 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3567 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3568 config/pa/predicates.md, config/pa/pa64-hpux.h,
3569 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3570 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3571 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3572 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3573 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3574 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3575 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3576 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3577 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3578 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3579 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3580 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3581 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3582 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3583 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3584 config/mips/linux64.h, config/mips/elforion.h,
3585 config/mips/constraints.md, config/mips/generic.md,
3586 config/mips/predicates.md, config/mips/4300.md,
3587 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3588 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3589 config/mips/5k.md, config/mips/vr4120-div.S,
3590 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3591 config/mips/mips-protos.h, config/mips/6000.md,
3592 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3593 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3594 config/mips/mips-modes.def, config/mips/vr.h,
3595 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3596 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3597 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3598 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3599 config/vax/openbsd1.h, config/vax/netbsd.h,
3600 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3601 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3602 config/h8300/rtems.h, config/h8300/predicates.md,
3603 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3604 config/h8300/h8300.md, config/h8300/h8300.opt,
3605 config/h8300/coff.h, config/h8300/h8300-protos.h,
3606 config/v850/v850.md, config/v850/predicates.md,
3607 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3608 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3609 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3610 config/mmix/mmix.h, config/mmix/predicates.md,
3611 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3612 config/mmix/mmix.c, config/mmix/mmix.opt,
3613 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3614 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3615 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3616 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3619 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3621 * emit-rtl.c (reset_used_decls): Rename to...
3622 (set_used_decls): ...this. Set the used flag rather than clearing it.
3623 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3624 DECL_RTLs rather than resetting them.
3626 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3628 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3630 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3632 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3633 argument to find_reloads_address.
3635 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3637 PR tree-optimization/32919
3638 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3639 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3640 (coalesce_ssa_name): Call it.
3642 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3643 David Ung <davidu@mips.com>
3645 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3646 (__mips16_unorddf2, __mips16_floatunsidf): New.
3647 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3649 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3651 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3653 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3654 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3655 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3656 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3657 * omp-low.c (get_ws_args_for, determine_parallel_type,
3658 expand_omp_for_generic, expand_omp_for_static_nochunk,
3659 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3660 Work with more precise CFG.
3661 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3662 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3664 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3665 * gimple-low.c (lower_stmt): Ditto.
3666 * tree-inline.c (estimate_num_insns_1): Ditto.
3667 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3668 (OMP_SECTIONS_SWITCH): New.
3669 * tree-cfgcleanup.c (cleanup_omp_return): New.
3670 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3671 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3672 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3673 (tree_redirect_edge_and_branch): Handle omp constructs.
3675 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3676 with three arguments.
3678 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3680 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3683 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3685 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3686 the loop structures may need fixing.
3687 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3689 (cleanup_tree_cfg_loop): Removed.
3690 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3691 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3692 instead of running cleanup_tree_cfg_loop.
3693 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3694 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3695 (tree_predictive_commoning): Declaration changed.
3696 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3698 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3700 * doc/invoke.texi (l1-cache-size): Update documentation.
3701 (l2-cache-size): Document.
3702 * params.h (L2_CACHE_SIZE): New macro.
3703 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3704 that L1_CACHE_SIZE is in kB now.
3705 (L2_CACHE_SIZE_BYTES): New macro.
3706 (tree_ssa_prefetch_arrays): Show size in kB.
3707 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3708 and l2_cache_size fields.
3709 * config/i386/driver-i386.c (describe_cache): Detect cache size
3711 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3712 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3713 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3714 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3715 (override_options): Set l1-cache-size and l2-cache-size to default
3716 values if not specified otherwise.
3717 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3718 (PARAM_L2_CACHE_SIZE): New.
3720 2007-08-01 Nigel Stephens <nigel@mips.com>
3721 David Ung <davidu@mips.com>
3722 Thiemo Seufer <ths@mips.com>
3723 Chris Dearman <chris@mips.com>
3724 Richard Sandiford <richard@codesourcery.com>
3726 * config.gcc (mips*-sde-elf*): New stanza.
3727 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3728 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3729 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3730 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3731 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3732 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3734 * config/mips/sde.h: New file.
3735 * config/mips/t-libgcc-mips16: Likewise.
3736 * config/mips/t-sde: Likewise.
3737 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3738 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3739 _MIPS_FPSET and _MIPS_SZINT.
3740 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3741 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3742 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3743 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3744 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3745 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3746 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3747 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3748 _MIPS_SZPTR and _MIPS_FPSET.
3749 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3750 architecture is specified.
3751 (MIPS_32BIT_OPTION_SPEC): New macro.
3753 2007-07-31 Dan Hipschman <dsh@google.com>
3755 * gcc.c (end_going_arg): New function.
3756 (do_spec_2): Use it.
3757 (do_spec_1): Use it.
3759 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3761 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3762 only if ENABLE_CHECKING is defined.
3764 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3766 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3767 df_ru_add_problem, df_ru_get_bb_info): Removed.
3768 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3769 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3770 df_ru_free_bb_info, df_ru_alloc,
3771 df_ru_bb_local_compute_process_def,
3772 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3773 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3774 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3775 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3776 df_ru_add_problem): Removed.
3778 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3781 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3782 (casesi32p, casesi64p): Likewise.
3783 (casesi): Adjust for above.
3785 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3787 * mode-switching.c (create_pre_exit): Don't search past calls.
3789 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3791 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3793 2007-07-31 Revital Eres <eres@il.ibm.com>
3795 * ddg.c (add_deps_for_def): Rename to...
3796 (add_cross_iteration_register_deps): This. Change implementation
3797 to use only reaching def and def-use chains to construct the
3798 inter loop dependencies.
3799 (add_deps_for_use): Remove function.
3800 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3801 function to build the inter loop dependencies.
3802 * modulo-sched.c (sms_schedule): Build only
3803 reaching def and def-use chains for the propose of the ddg
3806 2007-07-31 Julian Brown <julian@codesourcery.com>
3808 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3809 New define_insns. Use correct RTL.
3810 (vec_set<mode>): Write as expander.
3812 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3814 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3815 to an unallocated space.
3817 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3820 (split_constant_offset): Enable split_constant_offset to extract
3821 constants from other statements.
3822 * tree-vect-transform.c
3823 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3824 to a temp var. Force base_offset to be simple.
3826 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3828 * df-scan.c (df_scan_verify): Remove artificial limit on
3829 the number of blocks for verification.
3830 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3831 df_simulate_defs): Avoid unnecessary insn checking for defs.
3833 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3835 * config/m68k/lb1sf68.asm (FUNC): New macro.
3837 (__udivsi3): Likewise.
3838 (__divsi3): Likewise.
3839 (__umodsi3): Likewise.
3840 (__modsi3): Likewise.
3841 (__subdf3): Likewise.
3842 (__adddf3): Likewise.
3843 (__muldf3): Likewise.
3844 (__divdf3): Likewise.
3845 (__negdf2): Likewise.
3846 (__cmpdf2): Likewise.
3847 (__subsf3): Likewise.
3848 (__addsf3): Likewise.
3849 (__mulsf3): Likewise.
3850 (__divsf3): Likewise.
3851 (__negsf2): Likewise.
3852 (__cmpsf2): Likewise.
3853 (__eqdf2): Likewise.
3854 (__nedf2): Likewise.
3855 (__gtdf2): Likewise.
3856 (__gedf2): Likewise.
3857 (__ltdf2): Likewise.
3858 (__ledf2): Likewise.
3859 (__eqsf2): Likewise.
3860 (__nesf2): Likewise.
3861 (__gtsf2): Likewise.
3862 (__gesf2): Likewise.
3863 (__ltsf2): Likewise.
3864 (__lesf2): Likewise.
3866 2007-07-30 Ollie Wild <aaw@google.com>
3868 * c-ppoutput.c (print_lines_directives_only): New function.
3869 (scan_translation_unit_directives_only): New function.
3870 (preprocess_file): Add call to scan_translation_unit_directives_only.
3871 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3872 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3873 -fdirectives-only. Add errors for -fdirectives-only conflict with
3874 -Wunused-macros and -traditional.
3875 (finish_options): Add builtin macro initialization for
3876 -fdirectives-only + -fpreprocessed.
3877 * c.opt (fdirectives-only): New.
3878 * doc/cppopts.texi (fdirectives-only): New.
3880 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3882 * alias.c (record_set, memory_modified_1): Constify.
3883 * bt-load.c (note_btr_set): Likewise.
3884 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3885 * combine.c (set_nonzero_bits_and_sign_copies,
3886 expand_field_assignment, record_dead_and_set_regs_1,
3887 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3888 likely_spilled_retval_1): Likewise.
3889 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3890 frv_io_handle_set): Likewise.
3891 * config/mips/mips.c (mips_sim_record_set,
3892 vr4130_true_reg_dependence_p_1): Likewise.
3893 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3894 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3895 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3896 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3897 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3898 * ddg.c (mark_mem_store): Likewise.
3899 * df-problems.c (df_urec_mark_reg_change): Likewise.
3900 * function.c (update_epilogue_consts): Likewise.
3901 * gcse.c (record_set_info, record_last_set_info,
3902 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3903 reg_clear_last_set): Likewise.
3904 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3906 * jump.c (reversed_comparison_code_parts): Likewise.
3907 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3908 reg_is_set): Likewise.
3909 * loop-iv.c (mark_altered): Likewise.
3910 * mode-switching.c (reg_becomes_live): Likewise.
3911 * optabs.c (no_conflict_move_test): Likewise.
3912 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3914 * postreload.c (reload_combine_note_store, move2add_note_store):
3916 * regmove.c (flags_set_1): Likewise.
3917 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3919 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3921 * resource.c (update_live_status): Likewise.
3922 * rtl.h (set_of, note_stores): Likewise.
3923 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3924 note_stores, parms_set): Likewise.
3925 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3926 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3928 * var-tracking.c (count_stores, add_stores): Likewise.
3930 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3932 * alias.c (mems_in_disjoint_alias_sets_p,
3933 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3934 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3935 write_dependence_p, mems_in_disjoint_alias_sets_p,
3936 read_dependence, true_dependence, canon_true_dependence,
3937 anti_dependence, output_dependence): Constify.
3938 * combine.c (extended_count): Likewise.
3939 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3940 * cselib.c (get_value_hash, references_value_p,
3941 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3942 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3943 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3944 * function.c (contains, prologue_epilogue_contains,
3945 sibcall_epilogue_contains): Likewise.
3946 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3947 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3948 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3949 reg_or_subregno): Likewise.
3950 * recog.c (asm_noperands): Likewise.
3951 * reload1.c (function_invariant_p): Likewise.
3952 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3953 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3954 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3955 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3956 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3957 extended_count, prologue_epilogue_contains,
3958 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3959 canon_true_dependence, read_dependence, anti_dependence,
3960 output_dependence): Likewise.
3961 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3963 2007-07-30 Julian Brown <julian@codesourcery.com>
3965 * config/arm/neon.md (V_ext): New mode attribute.
3966 (neon_vget_lane<mode>): Replace with define_expand.
3967 (neon_vget_lane<mode>_sext_internal)
3968 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3969 and quad precision vectors.
3970 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3971 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3972 have typeless 32-bit result.
3974 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3977 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3979 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3980 use sizetype for rest.
3981 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3982 (aff_combination_convert): Don't convert rest for pointer types.
3984 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3986 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3988 * tree-ssa-alias.c: Add alloc-pool.h.
3989 (init_alias_info): Free alias_bitmap_obstack.
3990 (delete_alias_info): Call delete_mem_ref_stats.
3991 (get_mem_sym_stats_for): Use alloc_pool.
3992 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3993 (delete_mem_sym_stats): Removed.
3995 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3997 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3998 functions cannot be represented as classical distance vectors.
4000 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4002 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4003 * builtins.c (validate_arg, builtin_mathfn_code,
4004 validate_arglist): Likewise.
4005 * calls.c (call_expr_flags): Likewise.
4006 * combine.c (reg_nonzero_bits_for_combine,
4007 reg_num_sign_bit_copies_for_combine, get_last_value,
4008 reg_truncated_to_mode): Likewise.
4009 * emit-rtl.c (subreg_lowpart_p): Likewise.
4010 * expr.c (highest_pow2_factor_for_target,
4011 categorize_ctor_elements_1, categorize_ctor_elements,
4012 count_type_elements, contains_packed_reference,
4013 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4014 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4015 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4016 native_encode_int, native_encode_real, native_encode_complex,
4017 native_encode_vector, native_encode_expr, native_interpret_int,
4018 native_interpret_real, native_interpret_complex,
4019 native_interpret_vector, native_interpret_expr): Likewise.
4020 * function.c (use_register_for_decl): Likewise.
4021 * gimplify.c (get_name): Likewise.
4022 * langhooks-def.h (lhd_return_null_const_tree): New.
4023 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4024 * langhooks.c (lhd_return_null_const_tree): New.
4025 * langhooks.h (lang_get_callee_fndecl): Constify.
4026 * output.h (constructor_static_from_elts_p): Likewise.
4027 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4028 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4029 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4030 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4031 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4032 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4033 * rtlhooks-def.h (reg_nonzero_bits_general,
4034 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4036 * rtlhooks.c (reg_num_sign_bit_copies_general,
4037 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4039 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4040 * stor-layout.c (mode_for_size_tree): Likewise.
4041 * tree-ssa-loop-im.c (memref_eq): Likewise.
4042 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4043 * tree.c (contains_placeholder_p, type_list_equal,
4044 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4046 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4047 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4048 contains_placeholder_p, contains_packed_reference,
4049 get_callee_fndecl, operand_equal_for_phi_arg_p,
4050 warn_if_unused_value, is_body_block, native_encode_expr,
4051 native_interpret_expr, fold_convertible_p, operand_equal_p,
4052 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4053 validate_arglist, simple_cst_equal, type_list_equal,
4054 use_register_for_decl, call_expr_flags, get_name,
4055 highest_pow2_factor): Likewise.
4056 (const_call_expr_arg_iterator_d,
4057 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4058 first_const_call_expr_arg, more_const_call_expr_args_p,
4059 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4060 * varasm.c (constructor_static_from_elts_p): Constify.
4062 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4064 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4065 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4066 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4067 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4068 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4069 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4070 spelling conventions.
4071 * doc/invoke.texi: Follow spelling conventions.
4073 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4074 Revital Eres <eres@il.ibm.com>
4076 * modulo-sched.c (sms_schedule): Avoid loops which includes
4077 auto-increment instructions.
4079 2007-07-28 Richard Guenther <rguenther@suse.de>
4082 * fold-const.c (fold_cond_expr_with_comparison): Convert
4083 operand zero of MIN/MAX_EXPR to correct type.
4085 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4087 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4088 flags_from_decl_or_type): Constify.
4089 * gcc.c (do_spec_1): Likewise.
4090 * print-tree.c (dump_addr, print_node_brief): Likewise.
4091 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4092 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4093 tree_purge_all_dead_eh_edges): Likewise.
4094 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4095 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4097 * tree.c (expr_location, expr_has_location, expr_locus,
4098 expr_filename, expr_lineno, get_inner_array_type,
4099 fields_compatible_p): Likewise.
4100 * tree.h (get_inner_array_type, fields_compatible_p,
4101 expr_location, expr_has_location, expr_locus, expr_filename,
4102 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4103 setjmp_call_p, alloca_call_p): Likewise.
4105 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4107 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4108 TV_FLOW_INSENSITIVE.
4110 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4112 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4113 (compute_flow_insensitive_aliasing): Ditto for
4114 TV_FLOW_INSENSITIVE.
4116 2007-07-27 Jan Hubicka <jh@suse.cz>
4118 * config/i386/i386.c (register_move_cost): Remove accidentally
4119 comitted #if 0 block.
4121 * attribs.c: Include hashtab.h
4122 (attribute_hash): New.
4123 (substring): New structure.
4124 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4126 (init_attributes): Initialize attribute hash.
4127 (decl_attributes): Use attribute hash.
4128 * Makefile.in (attribs.c): Depend on hashtab.h.
4130 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4132 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4134 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4136 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4137 __mips_dspr2 and __mips_dsp_rev macros.
4138 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4140 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4142 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4144 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4148 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4149 and the updating of the live and do_not_gen sets.
4150 (df_note_bb_compute): Added updating of live and do_not_gen sets
4151 for regular defs so that the case of clobber inside conditional
4152 call is processed correctly.
4154 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4156 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4157 operands with compatible type.
4159 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4161 * expr.h (store_bit_field): Don't return a value.
4162 * expmed.c (check_predicate_volatile_ok): New function.
4163 (store_bit_field_1): New function, extracted from store_bit_field.
4164 Take a fallback_p argument and return true if the operation succeeded.
4165 Only use store_fixed_bit_field if fallback_p. Don't recompute
4166 mode_for_extraction; use op_mode instead. Try forcing memories
4167 into registers if the insv expander fails.
4168 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4169 Don't return a value.
4170 (convert_extracted_bit_field): New function, extracted from
4172 (extract_bit_field_1): Likewise. Take a fallback_p argument
4173 and return NULL if the operation succeeded. Only use
4174 extract_fixed_bit_field if fallback_p. Only calculate one
4175 extraction mode. Combine code for extv and extzv. Try forcing
4176 memories into registers if the ext(z)v expander fails.
4177 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4179 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4181 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4183 (df_ref): Likewise. Put regno with other integer fields.
4185 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4187 * df.h (df_mw_hardreg): Remove "loc" field.
4188 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4190 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4191 split out from df_set_unused_notes_for_mw. Return false for
4192 partial references. Assert that mw_reg is a REG when returning true.
4193 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4194 (df_whole_mw_reg_dead_p): New function, split out from
4195 df_set_dead_notes_for_mw. Return false for partial references.
4196 Assert that mw_reg is a REG when returning true.
4197 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4198 Remove redundant bitmap check.
4200 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4202 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4203 ($(T)crtend.o): Likwise.
4204 ($(T)crtbeginS.o): Likwise.
4205 ($(T)crtendS.o): Likwise.
4206 ($(T)crtfastmath.o): Likwise.
4208 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4210 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4211 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4212 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4213 and x_n_bbs_in_dom_tree fields.
4215 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4217 PR tree-optimization/32087
4218 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4219 Do not call scale_bbs_frequencies_int with prob of zero.
4221 2007-07-26 Julian Brown <julian@codesourcery.com>
4223 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4224 (neon_element_bits): Add prototypes.
4225 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4226 (neon_const_bounds, neon_element_bits): New functions.
4227 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4228 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4229 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4230 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4231 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4232 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4233 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4234 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4235 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4236 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4237 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4238 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4239 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4241 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4243 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4244 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4246 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4247 Julian Brown <julian@codesourcery.com>
4249 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4250 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4251 * config/arm/cortex-a8.md: New.
4252 * config/arm/cortex-a8-neon.md: New.
4253 * config/arm/neon-schedgen.ml: New.
4254 * config/arm/neon.md (vqh_mnem): New.
4256 (Is_float_mode): New.
4257 (Scalar_mul_8_16): New.
4259 (V_mode_nunits): New.
4260 (All instruction patterns): Annotate with neon_type attribute
4262 * config/arm/arm.md: Include cortex-a8.md.
4263 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4265 Annotate instruction patterns accordingly.
4266 (generic_sched): Do not use generic scheduling for Cortex-A8.
4267 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4269 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4271 * fold-const.c (fold_read_from_constant_string): Use
4273 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4275 2007-07-26 Nick Clifton <nickc@redhat.com>
4277 * tree-ssa-operands.h: Change copyright header to refer to version
4278 3 of the GNU General Public License and to point readers at the
4279 COPYING3 file and the FSF's license web page.
4280 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4281 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4282 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4283 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4284 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4285 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4286 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4287 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4288 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4289 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4290 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4291 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4292 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4293 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4294 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4295 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4296 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4297 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4298 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4299 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4300 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4301 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4302 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4303 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4304 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4305 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4306 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4307 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4308 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4309 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4310 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4311 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4312 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4313 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4314 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4315 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4316 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4317 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4318 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4319 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4320 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4321 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4322 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4323 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4324 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4325 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4326 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4327 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4328 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4329 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4330 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4331 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4332 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4333 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4334 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4335 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4336 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4337 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4338 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4339 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4340 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4341 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4342 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4343 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4344 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4345 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4346 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4347 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4348 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4349 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4350 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4351 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4352 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4353 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4354 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4355 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4356 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4357 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4358 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4359 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4360 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4361 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4362 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4363 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4364 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4365 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4366 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4367 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4368 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4369 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4370 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4371 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4372 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4373 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4374 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4375 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4376 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4377 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4378 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4379 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4380 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4381 convert.c, convert.h, langhooks-def.h, reload1.c,
4382 tree-ssa-operands.c: Likewise.
4384 2007-07-26 Jan Hubicka <jh@suse.cz>
4386 * tree-ssa-live.c: Include debug.h and flags.h.
4387 (mark_scope_block_unused): New function.
4388 (remove_unused_scope_block_p): New function.
4389 (remove_unused_locals): Remove unused blocks too.
4391 2007-07-25 Ian Lance Taylor <iant@google.com>
4393 * combine.c (combine_max_regno): Remove. Remove all uses.
4394 (struct reg_stat_struct): Rename from struct reg_stat.
4395 (reg_stat_type): Define, and declare VECs.
4396 (reg_stat): Change from pointer to VEC. Change all uses.
4397 (combine_split_insns): New static function.
4398 (try_combine, find_split_point): Call it instead of split_insns.
4400 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4402 * cfghooks.c (split_block): Fix the information about loop latch.
4404 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4406 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4408 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4410 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4411 Scan the new edge for loop exit info.
4413 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4415 * config/darwin.c: Include debug.h.
4417 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4420 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4422 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4424 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4425 (HARD_REGNO_MODE_OK): Ditto.
4426 (MODES_TIEABLE_P): Ditto.
4427 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4428 (CLASS_MAX_NREGS): Ditto.
4429 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4430 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4431 (divdf3_internal_thr): Removed.
4432 * config/ia64/div.md: New file.
4433 * config/ia64/constraints.md: Add H constraint.
4435 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4437 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4438 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4439 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4440 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4441 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4442 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4443 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4444 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4445 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4446 dump_sbitmap_file, debug_sbitmap, popcount_table,
4447 sbitmap_popcount): Constify.
4448 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4449 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4450 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4451 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4452 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4453 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4454 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4455 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4456 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4457 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4458 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4460 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4462 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4463 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4464 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4465 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4466 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4467 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4468 bitmap_intersect_p, bitmap_intersect_compl_p,
4469 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4470 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4472 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4473 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4474 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4475 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4476 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4477 debug_bitmap, debug_bitmap_file, bitmap_print,
4478 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4479 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4481 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4483 * config/darwin.c (darwin_override_options): Additional fix for
4484 debug info formats that don't support var tracking.
4486 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4488 * cselib.c (entry_and_rtx_equal_p): Constify.
4489 * gengtype.c (output_mangled_typename, write_types, write_local):
4491 * gengtype.h (const_type_p): New.
4492 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4494 * tlink.c (scan_linker_output): De-constify.
4495 * tree-ssa-loop-im.c (memref_eq): Constify.
4496 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4497 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4499 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4501 * c-common.c (fname_as_string, c_type_hash): Constify.
4502 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4503 * cgraph.c (edge_hash, edge_eq): Likewise.
4504 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4505 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4506 reg_attrs_htab_eq): Likewise.
4507 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4509 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4510 const_decl_t, const_state_t, const_automata_list_el_t): New.
4511 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4512 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4513 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4514 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4515 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4516 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4517 compare_max_occ_cycle_nums, out_state_arcs_num,
4518 compare_transition_els_num, units_cmp, state_reservs_cmp):
4520 * genmodes.c (cmp_modes): Likewise.
4521 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4522 * gimplify.c (compare_case_labels): Likewise.
4523 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4524 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4525 * matrix-reorg.c (mtt_info_hash): Likewise.
4526 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4527 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4528 (htab_hash_bucket, htab_hash_elem): Constify.
4529 * tree-browser.c (TB_parent_eq): Likewise.
4530 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4531 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4532 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4533 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4535 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4536 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4537 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4538 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4539 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4541 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4542 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4543 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4544 * tree-ssa-threadupdate.c (redirection_data_hash,
4545 redirection_data_eq): Likewise.
4546 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4547 * tree-ssa.c (var_ann_eq): Likewise.
4548 * tree-vrp.c (compare_case_labels): Likewise.
4549 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4550 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4551 tree_not_check_failed, tree_class_check_failed,
4552 tree_range_check_failed, tree_not_class_check_failed,
4553 omp_clause_check_failed, omp_clause_range_check_failed,
4554 tree_contains_struct_check_failed, tree_operand_check_failed):
4556 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4557 tree_not_check_failed, tree_class_check_failed,
4558 tree_range_check_failed, tree_not_class_check_failed,
4559 tree_operand_check_failed, omp_clause_operand_check_failed,
4560 tree_operand_length): Likewise.
4561 * var-tracking.c (const_variable): New.
4562 (variable_htab_hash, variable_htab_eq): Constify.
4563 * varasm.c (const_desc_hash): Likewise.
4565 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4567 * expr.c (handled_component_p): Constify.
4568 * fold-const.c (fit_double_type): Likewise.
4569 * real.h (real_value_from_int_cst): Likewise.
4570 * tree-flow-inline.h (gimple_in_ssa_p,
4571 gimple_aliases_computed_p, gimple_addressable_vars,
4572 gimple_call_clobbered_vars, gimple_referenced_vars,
4573 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4574 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4575 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4576 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4577 is_label_stmt, is_global_var, phi_ssa_name_p,
4578 factoring_name_p, is_call_clobbered, tree_common_ann,
4579 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4580 unmodifiable_var_p, array_ref_contains_indirect_ref,
4581 ref_contains_array_ref, lookup_subvars_for_var,
4582 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4583 gimple_mem_ref_stats): Likewise.
4584 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4585 may_aliases, is_exec_stmt, is_label_stmt,
4586 ref_contains_array_ref, array_ref_contains_indirect_ref,
4587 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4588 unmodifiable_var_p): Likewise.
4589 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4590 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4591 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4592 cst_and_fits_in_hwi, real_value_from_int_cst,
4593 build_real_from_int_cst, integer_zerop, integer_onep,
4594 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4595 tree_floor_log2, real_zerop, real_onep, real_twop,
4596 real_minus_onep, really_constant_p, purpose_member, chain_member,
4597 list_length, fields_length, int_size_in_bytes, bit_position,
4598 int_bit_position, byte_position, int_byte_position, expr_align,
4599 array_type_nelts, tree_node_structure,
4600 type_contains_placeholder_1, iterative_hash_pointer,
4601 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4602 tree_map_base_eq, type_hash_list, type_hash_eq,
4603 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4604 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4605 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4606 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4607 int_fits_type_p, get_containing_scope, decl_function_context,
4608 decl_type_context, omp_clause_operand_check_failed,
4609 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4610 * tree.h (omp_clause_operand_check_failed, tree_size,
4611 build_real_from_int_cst, array_type_nelts, purpose_member,
4612 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4613 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4614 is_attribute_p, check_qualified_type, expr_align,
4615 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4616 int_byte_position, list_length, fields_length, initializer_zerop,
4617 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4618 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4619 tree_node_structure, handled_component_p, get_containing_scope,
4620 decl_function_context, decl_type_context, real_zerop,
4621 type_num_arguments, fit_double_type, really_constant_p,
4622 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4623 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4624 real_twop, real_minus_onep, int_cst_value): Likewise.
4626 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4628 * cfglayout.c (insn_scope, insn_line): Constify.
4629 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4630 const_double_htab_hash, const_double_htab_eq,
4631 mem_attrs_htab_hash): Likewise.
4632 * loop-iv.c (biv_eq): Likewise.
4633 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4634 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4635 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4637 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4638 error_for_asm, warning_for_asm, _fatal_insn,
4639 _fatal_insn_not_found): Likewise.
4640 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4641 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4642 rtl_check_failed_type2, rtl_check_failed_code1,
4643 rtl_check_failed_code2, rtl_check_failed_code_mode,
4644 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4645 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4646 rtl_check_failed_type2, rtl_check_failed_code1,
4647 rtl_check_failed_code2, rtl_check_failed_code_mode,
4648 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4649 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4650 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4651 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4652 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4653 rtx_unstable_p, get_integer_term, get_related_value,
4654 offset_within_block_p, reg_mentioned_p, count_occurrences,
4655 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4656 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4657 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4658 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4659 find_constant_src, find_reg_fusage, find_regno_fusage,
4660 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4661 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4662 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4663 computed_jump_p, auto_inc_p, in_expr_list_p,
4664 remove_node_from_expr_list, loc_mentioned_in_p,
4665 label_is_jump_target_p, reversed_comparison_code_parts,
4666 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4667 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4668 print_inline_rtx): Likewise.
4669 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4670 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4671 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4672 get_integer_term, get_related_value, offset_within_block_p,
4673 count_occurrences, reg_mentioned_p, no_labels_between_p,
4674 reg_used_between_p, reg_referenced_p, single_set_2,
4675 multiple_sets, set_noop_p, refers_to_regno_p,
4676 reg_overlap_mentioned_p, dead_or_set_p,
4677 covers_regno_no_parallel_p, covers_regno_p,
4678 dead_or_set_regno_p, find_reg_note, find_regno_note,
4679 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4680 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4681 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4682 side_effects_p, may_trap_p_1, may_trap_p,
4683 may_trap_after_code_motion_p, may_trap_or_fault_p,
4684 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4685 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4686 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4687 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4688 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4690 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4691 warning_for_asm): Likewise.
4692 * tree.h (print_rtl): Likewise.
4693 * varasm.c (get_pool_mode): Likewise.
4695 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4697 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4698 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4699 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4700 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4701 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4702 * ddg.c (compare_sccs): Likewise.
4703 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4704 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4705 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4706 decimal_do_fix_trunc, decimal_real_to_integer,
4707 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4708 * dse.c (const_group_info_t): New.
4709 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4710 * dwarf2out.c (const_dw_die_ref): New.
4711 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4712 * tree-browser.c (TB_parent_eq): Likewise.
4713 * unwind-dw2-fde.c (__register_frame_info_bases,
4714 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4715 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4717 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4718 * unwind-dw2.c (uw_frame_state_for): Likewise.
4719 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4720 * value-prof.h (const_histogram_value): New.
4722 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4724 * config/mips/mips.c (machine_function): Add
4725 initialized_mips16_gp_pseudo_p.
4726 (mips16_gp_pseudo_reg): Do not emit the initialization of
4727 mips16_gp_pseudo_rtx when being called from the gimple cost-
4728 calculation routines; emit it on the first use outside those
4731 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4733 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4736 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4737 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4738 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4739 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4740 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4741 Preserve const-ness of parameters through use of __typeof(),
4742 also constify and tidy.
4744 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4745 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4746 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4747 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4748 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4749 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4750 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4751 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4752 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4754 2007-07-25 Julian Brown <julian@codesourcery.com>
4755 Mark Shinwell <shinwell@codesourcery.com>
4757 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4758 (alpha_mangle_type): This.
4759 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4760 (TARGET_MANGLE_TYPE): Define this instead.
4761 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4762 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4763 (arm_init_neon_builtins): Fix comment.
4764 (arm_mangle_map_entry): New.
4765 (arm_mangle_map): New.
4766 (arm_mangle_type): New.
4767 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4768 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4769 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4770 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4771 (TARGET_MANGLE_TYPE): Define this instead.
4772 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4773 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4774 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4775 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4776 (TARGET_MANGLE_TYPE): Define this instead.
4777 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4779 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4780 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4781 (TARGET_MANGLE_TYPE): Define this instead.
4782 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4783 (s390_mangle_type): This.
4784 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4785 (TARGET_MANGLE_TYPE): Define this instead.
4786 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4787 (sparc_mangle_type): This.
4788 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4789 (TARGET_MANGLE_TYPE): Define this instead.
4790 * cp/mangle.c (write_type): Call mangle_type target hook on all
4791 types before mangling. Use original type, not main variant, as
4793 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4794 (TARGET_MANGLE_TYPE): This.
4795 * target.h (gcc_target): Rename mangle_fundamental_type to
4797 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4798 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4800 2007-07-25 Julian Brown <julian@codesourcery.com>
4801 Paul Brook <paul@codesourcery.com>
4802 Joseph Myers <joseph@codesourcery.com>
4803 Mark Shinwell <shinwell@codesourcery.com>
4805 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4806 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4807 (with_fpu): Allow --with-fpu=neon.
4808 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4809 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4810 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4811 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4812 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4813 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4814 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4815 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4816 (output_move_neon): Add prototypes.
4817 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4818 (all_fpus): Add FPUTYPE_NEON.
4819 (fp_model_for_fpu): Add NEON field.
4820 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4821 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4823 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4825 (thumb2_legitimate_address_p): Likewise.
4826 (neon_valid_immediate): Recognize and prepare constants suitable for
4828 (neon_immediate_valid_for_move): New function. Recognize and prepare
4829 immediates for NEON move instructions.
4830 (neon_immediate_valid_for_logic): New function. Recognize and
4831 prepare immediates for NEON logic instructions.
4832 (neon_output_logic_immediate): New function. Create asm string
4833 suitable for outputting immediate logic instructions.
4834 (neon_pairwise_reduce): New function. Implement reduction using
4835 pairwise operations.
4836 (neon_expand_vector_init): New function. Expand a (possibly
4837 non-constant) vector initialization.
4838 (neon_vector_mem_operand): New function. Memory operands supported
4839 for quad-word loads/stores to/from ARM or NEON registers. Don't
4840 allow base+offset addressing for core regs.
4841 (neon_struct_mem_operand): New function. Valid mems for NEON
4843 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4844 from neon_vector_mem_operand addresses without a secondary register.
4845 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4846 (add_minipool_backward_ref): Likewise.
4847 (dump_minipool): Likewise.
4848 (push_minipool_fix): Likewise.
4849 (output_move_quad): New function. Output quad-word moves, loads and
4850 stores using ARM registers.
4851 (output_move_vfp): Add support for vectors in VFP (NEON) D
4853 (output_move_neon): Output a NEON load/store to/from a quadword
4855 (arm_print_operand): Implement new codes:
4856 - 'c' for unadorned integers (without a # sign).
4857 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4859 - 'e', 'f' for the low and high D parts of a NEON Q register.
4860 - 'q' outputs a NEON Q register.
4861 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4862 - 'T' prints NEON opcode features from a coded bitmask.
4863 - 'F' is similar to T, but signed/unsigned codes both print as
4865 - 't' is similar to T, but 'u' is printed instead of 'p'.
4866 - 'O' prints 'r' if NEON instruction should perform rounding (as
4867 specified by bitmask), else prints nothing.
4868 - '#' is a punctuation character to stop operand numbers from
4869 running together with following digits in the assembler
4870 strings for instructions (when using mode attributes).
4871 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4872 constant vectors in big-endian mode, where necessary.
4873 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4874 Handle EI, OI, CI, XI modes.
4875 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4876 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4877 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4878 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4879 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4881 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4882 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4883 to turn v8qi, etc. into bits defined above.
4884 (neon_itype): New enumeration. Classifications of NEON builtins.
4885 (neon_builtin_datum): Define struct. Contains information about
4886 a single builtin (with multiple modes).
4887 (CF): Define helper macro for...
4888 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4890 (neon_builtin_data): New array. Define information about builtins
4891 for use during initialization/expansion.
4892 (arm_init_neon_builtins): New function.
4893 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4895 (neon_builtin_compare): New function.
4896 (locate_neon_builtin_icode): New function. Find an insn code for a
4897 builtin given a function code for that builtin. Also return type of
4898 builtin (NEON_BINOP, NEON_UNOP etc.).
4899 (builtin_arg): New enumeration. Types of arguments for builtins.
4900 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4901 Takes a variable argument list of builtin_arg types, terminated by
4903 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4904 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4905 (neon_emit_pair_result_insn): New function. Support returning pairs
4906 of vectors via a pointer.
4907 (neon_disambiguate_copy): New function. Set up operands for a
4908 multi-word copy such that registers do not get clobbered.
4909 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4910 ARM_BUILTIN_NEON_BASE.
4911 (arm_file_start): Set float-abi attribute for NEON.
4912 (arm_vector_mode_supported_p): Enable NEON vector modes.
4913 (arm_mangle_map_entry): New.
4914 (arm_mangle_map): New.
4915 (arm_mangle_vector_type): New.
4916 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4918 (TARGET_NEON): New macro. Target supports NEON.
4919 (fputype): Add FPUTYPE_NEON.
4920 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4921 for vectorization based on command-line arg.
4922 (NEON_REGNO_OK_FOR_NREGS): Define.
4923 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4924 (VALID_NEON_STRUCT_MODE): Define.
4925 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4926 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4927 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4928 (consttable_16): Add pattern for outputting 16-byte minipool
4930 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4932 (vec-common.md, neon.md): Include md files.
4933 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4934 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4935 (memory_constraint "Ut", "Un", "Us"): Define.
4936 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4937 (MMX_char): New mode attribute.
4938 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4939 (*add<mode>3_iwmmxt): New insn pattern.
4940 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4941 (*sub<mode>3_iwmmxt): New insn pattern.
4942 (mulv4hi3): Rename to...
4943 (*mulv4hi3_iwmmxt): This.
4944 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4945 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4946 (uminv4hi3, uminv2si3): Remove. Replace with...
4947 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4948 (*umin<mode>3_iwmmxt): These.
4949 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4950 (ashr<mode>3_iwmmxt): This new pattern.
4951 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4952 (lshr<mode>3_iwmmxt): This new pattern.
4953 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4954 (ashl<mode>3_iwmmxt): This new pattern.
4955 * config/arm/neon-docgen.ml: New file. Generate documentation for
4957 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4958 * config/arm/arm_neon.h: New (autogenerated).
4959 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4961 * config/arm/neon.md: New file. Define NEON instructions.
4962 * config/arm/neon.ml: New file. Abstract description of NEON
4963 instructions, used to generate arm_neon.h header, documentation and
4965 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4966 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4968 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4970 (ARM NEON Intrinsics): New subsection.
4971 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4973 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4975 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4978 2007-07-24 Jan Hubicka <jh@suse.cz>
4980 * regclass.c (move_table): New type.
4981 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4982 (init_move_cost): Break out from ...
4983 (init_reg_sets_1): ... here; simplify computation of
4984 have_regs-of_mode and contains_reg_of_mode.
4985 (record_reg_classes): Unswitch internal loops.
4986 (copy_cost): Trigger lazy initialization of move cost
4987 (record_address_regs): Likewise.
4989 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4991 * config/darwin.c (darwin_override_options): Don't force on
4992 flag_var_tracking_uninit when no debug info is requested.
4994 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4996 * cfgloop.c (init_loops_structure): New function.
4997 (flow_loops_find): Create root of the loop tree unconditionally.
4999 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5001 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5003 2007-07-24 Jan Hubicka <jh@suse.cz>
5005 * caller-save.c: Include ggc.h, gt-caller-save.h
5006 (reg_save_code, reg_restore_code): Rename to ...
5007 (cached_reg_save_code, cached_reg_restore_code): ... those.
5008 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5009 (reg_save_code, reg_restore_code): New functions.
5010 (init_caller_save): Do not intialize
5011 reg_save_code/reg_restore_code tables.
5012 * Makefile.in: (gt-caller-save.h): New.
5014 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5016 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5017 with the mode of the original operand instead of
5020 2007-07-23 Jan Hubicka <jH@suse.cz>
5022 * i386.c (ix86_secondary_memory_needed): Break out to...
5023 (inline_secondary_memory_needed): ... here.
5024 (ix86_memory_move_cost): Break out to ...
5025 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5026 maximum of input and output; fix handling of Q_REGS on 64bit.
5027 (ix86_secondary_memory_needed): Microoptimize.
5029 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5031 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5032 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5033 stmts_from_loop, known_dependences_p, build_rdg): New.
5034 * tree-data-ref.h: Depends on graphds.h.
5035 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5036 (build_rdg): Declared.
5037 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5039 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5041 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5044 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5045 Jakub Jelinek <jakub@redhat.com>
5047 PR middle-end/PR28690
5048 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5050 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5051 and MEM_POINTER operands over REG and MEM operands.
5052 (swap_commutative_operands_p): Change return value to bool.
5053 * rtl.h: Update the corresponding prototype.
5054 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5055 instead of gen_rtx_PLUS.
5056 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5057 value to bool. Change function arguments to rtx's and update code
5059 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5060 calls to match the new declaration.
5061 * simplify-rtx.c (simplify_associative_operation): Don't
5062 reorder simplify_binary_operation arguments.
5064 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5066 * config/mips/mips.c (override_options): Use mips_costs to derive
5067 the default branch cost.
5068 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5070 * config/mips/mips.opt (mbranch-cost=): New option.
5071 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5073 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5075 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5076 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5077 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5078 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5080 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5082 * config/mips/constraints.md (ks): New constraint.
5083 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5084 (*add<mode>3_mips16): ...here.
5086 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5088 * optabs.h (enum optab_index): Add new OTI_signbit.
5089 (signbit_optab): Define corresponding macro.
5090 (enum insn_code signbit_optab[]): Remove array.
5091 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5092 (expand_copysign_absneg): If back end provides signbit insn, use it
5093 instead of bit operations on floating point argument.
5094 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5095 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5096 for availability of signbit insn.
5098 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5099 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5100 SSE mode is not active.
5101 (isinf<mode>2): Disable for mfpmath=sse,387.
5103 2007-07-22 Ben Elliston <bje@au.ibm.com>
5105 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5107 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5109 2007-07-20 Richard Guenther <rguenther@suse.de>
5111 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5112 integral typed condition.
5113 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5114 booleanness. Only preserve conversions from a non-base
5115 type to a base type, not in general between types with
5116 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5117 * tree.def (COND_EXPR): Document that the condition
5118 can be of any integral type.
5120 2007-07-20 Nigel Stephens <nigel@mips.com>
5121 Richard Sandiford <richard@codesourcery.com>
5123 * config/mips/mips.h (mips_dwarf_regno): Declare.
5124 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5125 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5126 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5127 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5128 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5129 (REG_CLASS_NAMES): Update accordingly.
5130 * config/mips/mips.c (mips_dwarf_regno): New array.
5131 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5132 (mips_subword): Remove special handling for accumulator registers.
5133 (override_options): Initiailize mips_dwarf_regno. Remove use
5135 (mips_swap_registers): New function.
5136 (mips_conditional_register_usage): Swap accumulator registers
5137 around if TARGET_LITTLE_ENDIAN.
5138 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5139 * config/mips/constraints.md (h, l): Use the endianness to choose
5140 between MD0_REG and MD1_REG.
5141 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5142 alternative-dependent template.
5144 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5146 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5149 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5151 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5152 predecessor fallthru flags.
5154 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5156 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5157 of compare to the same type.
5158 * cfgloopmanip.c (add_loop): Update information about loop exits.
5159 (loop_version): Remove the innermost loop requirement.
5160 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5161 to sizetype for pointers.
5163 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5165 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5166 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5167 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5169 * config/dfp-bit.c: Empty for TFmode conversions.
5171 2007-07-18 Caroline Tice <ctice@apple.com>
5173 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5174 and handle them correctly; check that src is not NULL before
5176 (find_src_set_src): Likewise.
5178 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5180 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5181 (struct alignment_context, init_alignment_context): New.
5182 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5183 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5184 (XCHAL_HAVE_S32C1I): Likewise.
5185 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5186 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5187 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5188 (ATOMIC, HQI): New macros.
5189 (memory_barrier, *memory_barrier): New.
5190 (sync_lock_releasesi): New.
5191 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5192 (sync_lock_test_and_set<mode>): New.
5193 (sync_<atomic><mode>): New.
5194 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5195 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5196 (xtensa_expand_atomic): New.
5198 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5202 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5203 transformation for builtin ISNORMAL.
5204 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5205 * builtins.def (BUILT_IN_ISNORMAL): New.
5206 * doc/extend.texi: Document isnormal.
5208 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5212 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5213 optabs infrastructure. Provide generic implementation for
5215 (expand_builtin): Handle FINITE/ISFINITE.
5216 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5217 (fold_builtin_1): Likewise.
5219 * builtins.def (BUILT_IN_ISFINITE): New.
5221 * doc/extend.texi: Document isfinite.
5223 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5228 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5229 generic fallback for isinf.
5230 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5231 calculation code ...
5232 * real.c (get_max_float): ... to here.
5233 * real.h (get_max_float): New.
5235 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * builtin-attrs.def (ATTR_TYPEGENERIC,
5240 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5242 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5243 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5244 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5245 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5247 * c-common.c (handle_type_generic_attribute): New.
5248 (c_common_attribute_table): Add "type generic".
5250 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5252 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5254 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5255 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5258 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5261 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5262 checking that the operand is an expression.
5264 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5265 Danny Smith <dannysmith@users.sourceforge.net>
5268 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5269 file mapping object in local namespace if Windows version later
5272 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5274 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5275 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5276 arm_cannot_force_const_mem.
5277 (arm_cannot_force_const_mem): New function.
5278 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5279 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5280 of arm_tls_referenced_p.
5281 * config/arm/arm.md (movsi): Split out-of-section constants when
5282 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5283 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5285 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5287 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5289 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5291 * config/mips/mips.md (*extendqihi2): Convert the destination
5294 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5296 * config/pa/fptr.c: Update license header.
5297 * config/pa/milli64.S: Likewise.
5299 2007-07-17 Nick Clifton <nickc@redhat.com>
5301 * COPYING_v3: New file. Contains version 3 of the GNU General
5303 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5304 Lesser General Public License.
5305 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5306 the GNU General Public License.
5308 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5310 PR rtl-optimization/32773
5311 * cfglayout.c (force_one_exit_fallthru): New function.
5312 (cfg_layout_finalize): Use it.
5314 2007-07-16 Richard Guenther <rguenther@suse.de>
5315 Uros Bizjak <ubizjak@gmail.com>
5317 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5318 before forcing it to gimple operand.
5320 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5321 David Ung <davidu@mips.com>
5323 * config/mips/mips.h (TUNE_24K): Define.
5324 (TUNE_MACC_CHAINS): Add TUNE_24K.
5325 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5327 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5328 (r74k_int_madd): .. this new reservation.
5329 (define_bypass): Fixed bypasses for r74k_int_madd to use
5331 * config/mips/24k.md (define_bypass): Define new
5332 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5334 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5335 Nigel Stephens <nigel@mips.com>
5337 * config/mips/mips.md: Include 20kc.md.
5338 * config/mips/20kc.md: New file.
5339 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5340 (mips_adjust_cost): Tweak for 20Kc.
5341 (mips_issue_rate): Likewise.
5342 * config/mips/mips.h (TUNE_20KC): Define.
5344 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5346 * config/rs6000/rs6000.c (struct processor_cost): Add
5347 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5349 (*_cost): Add cache information.
5350 (rs6000_override_options): Set cache parameters.
5352 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5355 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5356 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5358 2007-07-16 Paul Brook <paul@codesourcery.com>
5361 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5362 (cirrus_thumb2_movsi_insn): Ditto.
5364 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5366 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5369 2007-07-15 Andrew Haley <aph@redhat.com>
5371 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5372 before looking in the context.
5374 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5378 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5379 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5380 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5381 (pa_output_function_prologue): Use rp_saved and
5382 current_function_is_leaf to generate .CALLINFO statement.
5383 (hppa_expand_prologue): Set rp_saved.
5384 (hppa_expand_epilogue): Use rp_saved.
5385 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5386 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5388 2007-07-14 Dirk Mueller <dmueller@suse.de>
5390 * omega.c (coalesce): Fix memory leak on early exit.
5391 * matrix-reorg.c (check_allocation_function): Likewise.
5392 * tree-vect-transform.c (vect_get_new_vect_var): free result
5394 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5395 pass pointer to edge vector
5396 (partition_hot_cold_basic_blocks): Fix memory leak.
5397 * collect2.c (prefix_from_string): Free temporary storage.
5398 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5400 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5402 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5403 (DO_GLOBAL_DTORS_BODY): Likewise.
5405 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5406 Nigel Stephens <nigel@mips.com>
5408 * config/mips/mips.c (mips_classify_symbol): Don't return
5409 SYMBOL_SMALL_DATA for constant pool addresses if
5410 TARGET_EMBEDDED_DATA is true.
5412 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5415 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5416 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5417 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5418 __builtin_ia32_storehps, __builtin_ia32_storelps,
5419 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5420 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5421 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5422 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5423 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5424 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5425 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5426 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5427 using def_builtin_const.
5429 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5431 PR tree-optimization/32705
5432 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5433 (simplify_binary_expression): Use SSA_VAL consistently.
5435 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5437 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5438 (SPEFSCR_REGNO): Delete definition.
5439 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5440 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5441 * config/rs6000/rs6000.h: Do not define *_REGNO.
5442 LINK_REGISTER_REGNUM -> LR_REGNO.
5443 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5444 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5445 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5446 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5447 R_VRSAVE, R_VSCR. Use them.
5448 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5449 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5450 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5451 * config/rs6000/aix.h: Define R_LR. Use it.
5453 2007-07-13 Caroline Tice <ctice@apple.com>
5455 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5456 flag_var_tracking is explicitly turned off (i.e. when variable
5457 tracking is not feasible); otherwise, turn flag_var_tracking on when
5458 flag_var_tracking_uninit is on.
5459 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5460 note definitions, to allow recording of initialization status in the
5462 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5463 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5464 determine if two note locations are equal.
5465 (output_loc_list): Don't output list entries whose start & end labels
5467 (reg_loc_descriptor): Add parameter for initialization status; pass it
5468 to other loc descriptor functions.
5469 (one_reg_loc_descriptor): Add parameter for initialization status;
5470 check its value and add DW_OP_GNU_uninit to returned loc descr if
5472 (multiple_reg_loc_descriptor): Add parameter for initialization
5474 pass init status argument to other loc descriptor functions; check
5475 value of intialization parameter and add DW_OP_GNU_uninit to returned
5476 loc descr if appropriate.
5477 (based_loc_descr): Add parameter for initialization status; add new
5478 variable for return value; check value of initialization parameter and
5479 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5480 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5481 pass init status argument to other loc descriptor functions; check
5482 value of intialization parameter and add DW_OP_GNU_uninit to returned
5483 loc descr if appropriate.
5484 (mem_loc_descriptor): Likewise.
5485 (concat_loc_descriptor): Likewise.
5486 (concatn_loc_descriptor): Likewise.
5487 (loc_descriptor): Add parameter for initialization status; pass it as
5488 argument to other loc descriptor function calls.
5489 (loc_descriptor_from_tree_1): Add appropriate initialization status
5490 to loc descriptor function calls.
5491 (add_location_or_const_value_attribute): Get initialization status
5492 from VAR_LOCATION note; add initialization status to loc descriptor
5494 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5495 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5496 status is uninitialized, add "[uninint]" to output.
5497 * common.opt (fvar-tracking-uninit): New option, similar to
5498 fvar-tracking, to turn on tracking of uninitialized variables; creates
5499 a new global flag, flag_var_tracking_uninit.
5500 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5501 (enum var_init_status): New type, for var initialization status field.
5502 * var-tracking.c (struct location_chain_def): Two new fields, init,
5503 for initialization status, and set_src for the assignment value expr.
5504 (unshare_variable): New parameter for initialization status;
5505 initialize new init and set_src fields.
5506 (var_reg_set): New parameters for initialization status and value;
5507 pass them to set_variable_part.
5508 (var_mem_set): Likewise.
5509 (get_init_value): New function.
5510 (var_reg_delete_and_set): New initialization status & value
5511 parameters; add call to get_init_value if status is unknown; pass new
5512 parameters to clobber_variable_part and var_reg_set.
5513 (var_mem_delete_and_set): Likewise.
5514 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5515 (var_mem_delete): Likewise.
5516 (variable_union): Pass status to unshare_variable; initialize new init
5517 and set_src fields. If flag_var_tracking_uninit is not set, force
5518 status to initialized.
5519 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5520 used later to get the set_src value.
5521 (find_src_status): New function.
5522 (find_src_set_src): New function.
5523 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5524 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5525 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5526 and var_mem_delete_and_set.
5527 (dump_variable): Print out "[uninit]" if appropriate.
5528 (set_variable_part): Add new initialization and set_src parameters;
5529 pass status to unshare_variable; set node->init and node- >set_src
5530 fields and modify slot in hash table appropriately; save the init and
5531 set_src values if appropriate and assign to the new node.
5532 (clobber_variable_part): New set_src parameter; if two nodes have
5533 same variable and same location but different set_src (assignment)
5534 values, clobber old node.
5535 (delete_variable_part): Pass init status to unshare_variable.
5536 (emit_note_insn_var_location): Add initialized var; assign var's init
5537 status to new 'initialized'; pass new init status field to calls to
5538 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5539 status to initialized.
5540 (emit_notes_in_bb): Pass initialization status to calls to
5541 var_reg_set, var_mem_set, var_reg_delete_and_set and
5542 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5543 var_reg_delete_and_set and var_mem_delete_and_set; call
5544 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5545 make up for change in add_stores.
5546 (vt_add_function_parameters): Add status to calls to
5548 * config/darwin.c (darwin_override_options): Turn on uninitialized
5549 tracking automatically, if var_tracking is on and the system is
5552 2007-07-13 Sa Liu <saliu@de.ibm.com>
5554 * config.gcc: Add options for arch and tune on SPU.
5555 * config/spu/predicates.md: Add constant operands 0 and 1.
5556 * config/spu/spu-builtins.def: Add builtins for double precision
5557 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5558 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5560 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5562 * config/spu/spu-protos.h: Add new function prototypes.
5563 * config/spu/spu.c (spu_override_options): Check options -march and
5565 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5566 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5568 (spu_const_from_int): New. Create a vector constant from 4 ints.
5569 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5570 (spu_emit_vector_compare): New. Emit vector compare.
5571 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5572 * config/spu/spu.h: Add options -march and -mtune. Define processor
5573 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5574 CANONICALIZE_COMPARISON.
5575 * config/spu/spu.md: Add new insns for double precision compare
5576 and double precision vector compare. Add vcond and smax/smin patterns
5577 to enable DFmode vector conditional expression.
5578 * config/spu/spu.opt: Add options -march and -mtune.
5579 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5580 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5581 both CELL and CELLEDP targets: spu_testsv.
5582 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5585 2007-07-13 Richard Guenther <rguenther@suse.de>
5587 PR tree-optimization/32721
5588 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5589 TREE_THIS_VOLATILE on the folded reference.
5590 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5591 if the array reference has TREE_THIS_VOLATILE set.
5593 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5596 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5598 2007-07-13 Andreas Schwab <schwab@suse.de>
5600 * gengtype-lex.l: Allow declarations to be indented.
5602 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5604 * ginclude/tgmath.h: New.
5605 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5606 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5607 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5608 * configure: Regenerate.
5610 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5612 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5613 correct index when setting register save state for xd
5616 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5618 * config/sh/sh.c (mark_use): Remove.
5620 2007-07-12 Paul Brook <paul@codesourcery.com>
5622 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5623 reg does not overlap return value.
5625 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5627 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5628 (set_expression_vuses): Ditto.
5629 (init_pre): Initialize expression_vuses.
5631 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5633 * config/i386/sse.md (storentdf, storentsf): New.
5635 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5637 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5639 * tree.c (build_decl_stat): Move code from here...
5640 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5641 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5642 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5643 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5644 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5647 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5648 Devang Patel <dpatel@apple.com>
5650 PR tree-optimization/25413
5651 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5652 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5653 * tree.h (contains_packed_reference): New.
5654 * expr.c (contains_packed_reference): New.
5655 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5656 (vect_enhance_data_refs_alignment): Call
5657 vector_alignment_reachable_p.
5658 * target.h (vector_alignment_reachable): New builtin.
5659 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5660 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5661 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5663 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5665 * target.h (builtin_vectorization_cost): Add new target builtin.
5666 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5667 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5668 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5669 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5670 uninitialized variables.
5671 * tree-vect-transform.c (cost_for_stmt): New function.
5672 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5673 using cost 1 for all scalar stmts. Be less conservative when
5674 estimating the number of prologue/epulogue iterations. Call
5675 targetm.vectorize.builtin_vectorization_cost. Return
5676 min_profitable_iters-1.
5677 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5678 initialization cost instead of TARG_VEC_STMT_COST. Use
5679 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5680 epilogue code. Fix epilogue cost computation.
5681 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5682 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5683 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5684 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5685 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5686 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5688 2007-07-12 Richard Guenther <rguenther@suse.de>
5690 * gimplify.c (gimplify_conversion): Make sure that the result
5691 from maybe_fold_offset_to_reference is trivially convertible
5692 to the desired type before doing the simplification.
5693 (gimplify_expr): Likewise.
5694 * fold-const.c (fold_binary): Use the correct types for
5695 building the simplified expression.
5697 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5699 PR rtl-optimization/32729
5700 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5701 that fallthru to exit.
5703 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5705 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5706 (symDTPOFF2reg): Likewise.
5708 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5710 PR tree-optimization/32663
5712 * tree.h (VALUE_HANDLE_VUSES): Remove.
5713 (struct tree_value_handle): Remove vuses.
5715 * tree-vn.c (create_value_handle_for_expr): Don't set
5718 * tree-ssa-pre.c (expression_vuses): New.
5719 (alloc_expression_id): Set up expression_vuses.
5720 (get_expression_vuses): New.
5721 (set_expression_vuses): Ditto.
5722 (clear_expression_ids): Modify for expression_vuses.
5723 (phi_translate_1): Ditto.
5724 (phi_translate_set): Ditto.
5725 (value_dies_in_block_x): Ditto
5726 (valid_in_sets): Ditto.
5727 (add_to_sets): Ditto.
5728 (find_existing_value_expr): Ditto.
5729 (create_value_handle_for_expr): Ditto.
5730 (make_values_for_stmt): Ditto.
5731 (vuse_equiv): Remove.
5733 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5735 * Makefile.in (mostlyclean): Remove object files.
5737 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5739 * toplev.c (no_new_pseudos): Deleted.
5740 * rtl.h (no_new_pseudos): Deleted.
5741 * tree-pass.h (pass_no_new_pseudos): Deleted.
5742 * passes.c (pass_no_new_pseudos): Deleted.
5743 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5744 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5745 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5747 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5748 * rtlhooks.c (gen_lowpart_general): Ditto.
5749 * optabs.c (prepare_operand): Ditto.
5750 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5752 * modulo-sched.c (rest_of_handle_sms): Ditto.
5753 * see.c (rest_of_handle_see): Ditto.
5754 * ifcvt.c (if_convert): Ditto.
5755 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5757 * init-regs.c (gate_initialize_regs): Deleted set of
5759 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5760 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5761 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5763 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5766 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5767 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5768 (*vec_extractv2di_1_rex64): New insn pattern.
5770 2007-07-11 David Daney <ddaney@avtrex.com>
5772 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5773 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5774 for SIGNAL_UNWIND_RETURN_COLUMN.
5775 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5776 (DWARF_FRAME_REGNUM): Rewrite.
5777 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5779 2007-07-11 Nick Clifton <nickc@redhat.com>
5781 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5782 delta and use gen_int_mode in place of GET_INT instead.
5784 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5786 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5789 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5791 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5792 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5794 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5795 (USE_CANONICAL_TYPES): New.
5796 * doc/invoke.texi (verify-canonical-types): Remove.
5797 (use-canonical-types): Add.
5799 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5801 * config/spu/spu.c (spu_optimization_options): Remove setting of
5802 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5803 (spu_override_options): Move it here.
5805 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5807 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5808 * config/mips/mips.c (mips_cpu_info_table): Mention
5809 MIPS_ISA_LEVEL_SPEC in the comment.
5811 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5813 PR tree-optimization/32713
5814 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5816 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5819 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5820 conditional to flag_isoc99.
5821 (c_common_init_options): Do it here, unconditionally.
5823 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5825 PR tree-optimization/32589
5826 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5827 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5828 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5829 predicate, extracted from...
5830 (set_rhs): ...here. Call it for the expression on entry.
5831 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5832 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5833 (simplify_binary_expression): Use valid_gimple_expression_p
5834 to validate the simplification.
5835 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5837 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5839 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5840 DWARF2_DEBUG on 32 bit target too.
5841 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5843 2007-07-11 Nick Clifton <nickc@redhat.com>
5845 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5846 version for 64-bit hosts.
5848 2007-07-10 David Daney <ddaney@avtrex.com>
5850 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5852 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5854 * config/mips/mips.c (mips_expand_synci_loop): New function.
5855 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5856 (UNSPEC_RDHWR): Same.
5857 (UNSPEC_SYNCI): Same.
5858 (UNSPEC_SYNC): Same.
5859 (clear_cache): New expand.
5863 (clear_hazard): Same.
5864 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5866 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5867 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5869 2007-07-10 Ian Lance Taylor <iant@google.com>
5871 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5874 2007-07-10 David Daney <ddaney@avtrex.com>
5876 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5877 * builtins.c (expand_builtin___clear_cache): New function.
5878 (expand_builtin): Call expand_builtin___clear_cache for
5879 BUILT_IN_CLEAR_CACHE case.
5880 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5881 * doc/md.texi (clear_cache): Document new instruction pattern.
5882 * testsuite/gcc.dg/builtins-64.c: New test.
5884 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5886 * config/cris/cris.md ("movsi"): Fix typo in last change.
5888 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5891 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5893 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5894 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5895 for FUNCTION_DECLs. Don't use align_functions_log if
5897 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5898 even for FUNCTION_DECLs.
5899 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5901 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5902 (DECL_FUNCTION_CODE): Update for new location and name of
5904 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5905 (struct tree_decl_common): Move 'align' and 'off_align' out
5906 of union, ensure they're still on a 32-bit boundary. Remove
5907 other fields in union 'u1'.
5908 (struct tree_function_decl): Add field 'function_code' replacing
5909 'u1.f' in tree_decl_common.
5910 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5911 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5912 (Variable Attributes): Cross-reference 'aligned' attribute
5913 to Function Attributes.
5914 * flags.h (force_align_functions_log): Delete.
5915 * toplev.c (force_align_functions_log): Delete.
5917 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5921 (*vec_concatv2di_rex): New insn pattern.
5923 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5926 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5928 2007-07-10 Ian Lance Taylor <iant@google.com>
5930 Replace no_new_pseudos in backends.
5931 * rtl.h (can_create_pseudo_p): Define.
5932 * config/darwin.c (machopic_indirect_data_reference): Use
5933 can_create_pseudo_p () instead of no_new_pseudos.
5934 (machopic_indirect_data_reference): Likewise.
5935 (machopic_legitimize_pic_address): Likewise.
5936 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5937 (alpha_emit_set_const_1): Likewise.
5938 (alpha_emit_set_const): Likewise.
5939 (alpha_emit_conditional_move): Likewise.
5940 (alpha_split_conditional_move): Likewise.
5941 * config/alpha/alpha.md (various splitters): Likewise.
5943 * config/arm/arm.c (legitimize_pic_address): Likewise.
5944 (arm_load_pic_register): Likewise.
5945 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5946 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5947 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5948 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5949 * config/cris/cris.md (movsi): Likewise.
5950 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5951 (symGOTOFF2reg_hilo): Likewise.
5952 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5953 * config/h8300/h8300.md (insv, extzv): Likewise.
5954 * config/i386/i386.c (ix86_expand_move): Likewise.
5955 (ix86_expand_vector_move): Likewise.
5956 (ix86_prepare_fp_compare_args): Likewise.
5957 (ix86_expand_carry_flag_compare): Likewise.
5958 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5959 (tls_dynamic_gnu2_combine_32): Likewise.
5960 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5961 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5962 (ia64_expand_movxf_movrf): Likewise.
5963 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5964 (m32c_split_move): Likewise.
5965 (m32c_expand_insv): Likewise.
5966 * config/m68k/m68k.md (movsi): Likewise.
5967 * config/mips/mips.c (mips_force_temporary): Likewise.
5968 (mips_split_symbol): Likewise.
5969 (mips_move_integer): Likewise.
5970 (mips_legitimize_const_move): Likewise.
5971 * config/mn10300/mn10300.md (movsi): Likewise.
5972 * config/pa/pa.c (emit_move_sequence): Likewise.
5973 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5974 (rs6000_got_register): Likewise.
5975 (create_TOC_reference): Likewise.
5976 (rs6000_machopic_legitimize_pic_address): Likewise.
5977 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5978 (various splitters): Likewise.
5979 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5980 (movsi_got): Likewise.
5981 * config/s390/s390.c (emit_symbolic_move): Likewise.
5982 * config/s390/s390.md (movhi, movqi): Likewise.
5983 (load_multiple, store_multiple): Likewise.
5984 * config/score/score.c (score_force_temporary): Likewise.
5985 * config/sh/sh.c (prepare_move_operands): Likewise.
5986 (prepare_cbranch_operands): Likewise.
5987 (emit_fpu_switch): Likewise.
5988 (fpscr_set_from_mem): Likewise.
5989 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5990 (adddi3, subsi3): Likewise.
5991 (various splitters): Likewise.
5992 (divsi_inv_fp_combine): Likewise.
5993 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5994 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5996 * config/sh/predicates.md (xor_operand): Likewise.
5997 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5998 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5999 (movdi_pic_label_ref): Likewise.
6000 * config/spu/spu.c (spu_split_immediate): Likewise.
6001 * config/alpha/alpha.md (various splitters): Remove test
6002 !no_new_pseudos || reload_completed.
6003 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6005 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6006 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6007 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6008 * config/score/score.c (th_output_mi_thunk): Likewise.
6009 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6010 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6012 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6014 PR rtl-optimization/32664
6015 * mode-switching.c (create_pre_exit): Skip barrier insns.
6017 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6019 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6020 force_gimple_operand_bsi.
6021 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6022 rewrite_use_compare): Ditto.
6023 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6025 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6026 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6027 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6028 * tree-profile.c (prepare_instrumented_value,
6029 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6030 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6031 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6032 tree_gen_ior_profiler): Ditto.
6033 * tree-ssa-reassoc.c (negate_value): Ditto.
6034 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6035 Use force_gimple_operand_bsi.
6036 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6037 * tree-if-conv.c (add_to_dst_predicate_list,
6038 find_phi_replacement_condition): Ditto.
6039 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6040 Call mark_symbols_for_renaming for new statements.
6041 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6043 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6045 * cfghooks.c (remove_edge): New function.
6046 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6048 * cfghooks.h (remove_edge): Declare.
6049 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6050 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6052 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6054 * optabs.h: Added declaration for signbit_optab.
6055 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6056 * genoptinit.c (optabs): Added entry for signbit insns.
6057 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6059 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6060 * config/s390/s390.md (signbit<mode>2): New expander.
6062 2007-07-09 Richard Guenther <rguenther@suse.de>
6065 * fold-const.c (fold_plusminus_mult_expr): Move constant
6066 arguments second to allow decomposing.
6068 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6071 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6073 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6074 Disregard DECL_FROM_INLINE.
6076 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6079 * doc/invoke.texi: Add ftree-reassoc flag.
6080 * common.opt (ftree-reassoc): New flag.
6081 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6082 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6084 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6086 PR tree-optimization/32681
6087 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6088 saved in second_edge->aux when first_bb is a loop header.
6090 2007-07-09 Jan HUbicka <jh@suse.cz>
6092 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6094 2007-07-09 Richard Guenther <rguenther@suse.de>
6096 * c-decl.c (start_function): Do not promote return type.
6098 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6100 * function.c (do_warn_unused_parameter): Do not warn if
6101 TREE_NO_WARNING is set.
6103 2007-07-08 Andreas Schwab <schwab@suse.de>
6105 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6107 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6110 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6112 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6113 apply to assembly language, too.
6114 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6116 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6118 Revert (note the sccvn portions are *not* reverted)
6119 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6121 Fix PR tree-optimization/23488
6123 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6125 * tree-flow-inline.h (get_value_handle): Ditto.
6126 * tree-ssa-pre.c (decl_vh_map): New.
6127 (decl_node_pool): New.
6128 (can_value_number_operation): Support DECL_P.
6129 (can_PRE_operation): Ditto.
6130 (create_expression_by_pieces): Ditto.
6131 (find_existing_value_expr): Modify to differnetiate between
6132 addressing and top level.
6133 (create_value_handle_for_expr): Handle DECL's.
6134 (poolify_tree): Ditto.
6135 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6136 (make_values_for_stmt): Handle DECL's properly.
6137 (init_pre): Reorg to not init useless things during FRE.
6139 * tree-flow.h: Include pointer-set.h.
6140 (decl_vh_map): Declare.
6141 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6143 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6145 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6146 the constraint description.
6147 * doc/md.texi: Update documentation of AVR constraints.
6149 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6151 * auto-inc-dec.c, config/arm/arm.c,
6152 config/m32r/constraints.md, config/mips/mips.md,
6153 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6154 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6155 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6156 typos. Follow spelling conventions.
6157 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6159 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6160 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6162 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6163 realloc_vuse): Remove.
6164 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6167 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6169 Fix PR tree-optimization/23488
6171 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6172 (try_to_simplify): Ditto.
6174 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6176 * tree-flow-inline.h (get_value_handle): Ditto.
6177 * tree-ssa-pre.c (decl_vh_map): New.
6178 (decl_node_pool): New.
6179 (can_value_number_operation): Support DECL_P.
6180 (can_PRE_operation): Ditto.
6181 (create_expression_by_pieces): Ditto.
6182 (find_existing_value_expr): Modify to differnetiate between
6183 addressing and top level.
6184 (create_value_handle_for_expr): Handle DECL's.
6185 (poolify_tree): Ditto.
6186 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6187 (make_values_for_stmt): Handle DECL's properly.
6188 (init_pre): Reorg to not init useless things during FRE.
6190 * tree-flow.h: Include pointer-set.h.
6191 (decl_vh_map): Declare.
6192 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6194 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6196 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6197 apply to assembly language, too.
6198 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6200 2007-07-06 Ian Lance Taylor <iant@google.com>
6201 Zack Weinberg <zackw@panix.com>
6204 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6206 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6208 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6209 (prefetch): Likewise if "pref" would be used.
6211 2007-07-06 Josh Conner <jconner@apple.com>
6215 * calls.c (store_one_arg): Handle arguments which are partially
6216 on the stack when detecting argument overlap.
6218 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6220 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6221 chosen during find_reloads.
6223 2007-07-06 Richard Guenther <rguenther@suse.de>
6225 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6226 TYPE_ARG_TYPES for verification of argument types. Use
6227 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6228 parameters as variable arguments.
6230 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6232 * libgcc2.h (word_type): Type definition removed.
6233 (cmp_return_type, shift_count_type): Type definitions added.
6234 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6235 replaced with shift_count_type.
6236 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6238 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6239 changed from word_type to Wtype.
6240 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6241 replaced with shift_count_type.
6242 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6244 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6245 and libgcc_shift_count attribute added.
6246 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6247 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6248 (TARGET_INITIALIZER): New target hooks added.
6249 * targhooks.c (default_libgcc_cmp_return_mode,
6250 default_libgcc_shift_count_mode): Default implementations for the new
6252 * targhooks.h (default_libgcc_cmp_return_mode,
6253 default_libgcc_shift_count_mode): Function prototypes added.
6254 * target.h (struct gcc_target): Fields for the new target hooks added.
6255 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6257 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6260 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6261 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6263 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6264 s390_libgcc_shift_count_mode): Functions added.
6265 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6266 Target hooks defined.
6268 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6270 * config/mips/mips.c (compute_frame_size): Restore the original
6271 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6272 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6273 Document why the difference is needed.
6275 2007-07-06 Richard Guenther <rguenther@suse.de>
6277 * c-common.c (boolean_increment): Use correctly typed
6280 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6282 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6283 the topmost argument register is not also included in the save mask.
6284 (mips16e_collect_argument_save_p): Take a pointer to the argument
6285 register, rather than a pointer to the number of arguments.
6286 (mips16e_collect_argument_saves): Only include argument saves
6287 that aren't in the register mask.
6289 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6291 PR rtl-optimization/32450
6292 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6293 to ensure that instructions are not moved into the prologue when
6294 profiling is on. Remove unused prologue_end variable.
6295 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6296 as a scheduling barrier.
6298 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6301 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6302 Disregard DECL_FROM_INLINE.
6304 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6306 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6307 IORing with a constant.
6309 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6311 PR rtl-optimization/32475
6312 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6313 for every definition of the stack pointer.
6315 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6317 * arm.c (vfp3_const_double_index): Copy signed results of
6318 REAL_VALUE_TO_INT into unsigned vars.
6320 2007-07-05 Richard Guenther <rguenther@suse.de>
6323 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6325 * tree-ssa.c (useless_type_conversion_p): Check canonical
6328 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6330 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6331 zero_extendhisi2): Change to define_insn_and_split.
6332 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6334 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6336 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6337 pass_match_asm_constraints): New.
6338 * passes.c (init_optimization_passes): Add new pass.
6339 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6340 * function.h (struct function): Add has_asm_statement bit.
6341 (current_function_has_asm_statement): New.
6342 * tree-pass.h (pass_match_asm_constraints): New.
6344 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6346 * config/mips/mips.c (mips_file_start): Avoid declaration
6349 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6351 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6353 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6355 * rtl.def (NOTE): Change print format string to print
6356 operand 5 as a note insn name.
6358 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6359 David Ung <davidu@mips.com>
6361 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6362 * doc/invoke.texi: (MIPS Options): Document them.
6364 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6365 David Ung <davidu@mips.com>
6367 Add support for SmartMIPS ASE.
6369 * optabs.c (expand_binop_directly): New, broken out from...
6370 (expand_binop): Here. Make it try rotating in the other
6371 direction even when the second operand isn't constant.
6372 * config/mips/mips.md (*lwxs): New.
6373 * config/mips/mips.opt (msmartmips): New.
6374 * config/mips/mips.c (mips_lwxs_address_p): New.
6375 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6376 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6377 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6378 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6379 (ISA_HAS_LWXS): New.
6380 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6381 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6382 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6383 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6384 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6385 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6386 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6388 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6390 * tree-vectorizer.c (new_loop_vec_info): Initialize
6391 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6392 * tree-vectorizer.h (_loop_vec_info): Added new filed
6393 min_profitable_iters.
6394 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6395 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6396 * tree-vect-analyze.c (vect_analyze_operations): Set
6397 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6398 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6399 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6400 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6401 and prologue cost to after they are computed.
6402 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6404 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6405 of creating vectors from scalars according to dt.
6406 (vect_model_store_cost): Likewise.
6407 (vectorizable_call): Use dt array instead of scalar dt. Call
6408 vect_model_simple_cost with additional argument dt.
6409 (vectorizable_assignment): Likewise.
6410 (vectorizable_operation): Likewise.
6411 (vectorizable_type_demotion): Likewise.
6412 (vectorizable_type_promotion): Likewise.
6413 (vectorizable_store): Use dt array instead of scalar dt. Call
6414 vect_model_store_cost with additional argument dt.
6415 (vect_do_peeling_for_loop_bound): Don't call
6416 vect_estimate_min_profitable_iters. Instead, lookup
6417 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6418 "may not be profitable".
6420 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6423 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6424 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6425 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6426 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6428 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6430 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6431 addressing modes cheaper.
6433 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6435 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6436 (dw_ranges_struct): Rename block_num to num. Adjust.
6437 (dw_ranges_by_label_struct): New.
6438 (ranges_by_label, ranges_by_label_allocated,
6439 ranges_by_label_in_use): New variables.
6440 (add_ranges_num): Factored most of the code out of...
6441 (add_ranges): ... this one. Rewrite in terms of the former.
6442 (add_ranges_by_labels): New.
6443 (output_ranges): Output by-label ranges.
6444 (dwarf2out_finish): Output range for multiple-section
6445 compile_unit. Output standard DW_AT_low_pc in addition to
6446 unexpected DW_AT_entry_pc.
6448 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6450 PR tree-optimization/32604
6451 PR tree-optimization/32606
6453 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6454 (compute_antic_safe): Removed.
6455 (ANTIC_SAFE_LOADS): Ditto.
6456 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6457 (execute_pre): Don't call compute_antic_safe.
6458 (vuse_equiv): New function.
6459 (make_values_for_stmt): Use it
6460 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6463 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6466 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6468 (avr_attribute_table): Make "naked" attribute apply to function types
6469 rather than to decls.
6470 (avr_handle_fntype_attribute): New function.
6472 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6474 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6477 2007-07-04 David Ung <davidu@mips.com>
6478 Joseph Myers <joseph@codesourcery.com>
6480 * config/mips/mips.md (type): Add logical, signext and move.
6481 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6482 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6483 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6484 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6485 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6486 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6487 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6488 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6489 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6490 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6491 movv2sf_hardfloat_64bit): Use the new types.
6492 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6493 *movdf_softfloat, *movdf_mips16): Use "multi".
6494 (extendqihi2): Replace with a define_expand.
6495 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6496 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6497 * config/mips/74k.md (r74k_int_logical): New reservation and
6499 (r74k_int_arith): Remove "slt".
6500 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6501 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6502 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6503 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6504 reservations for "arith".
6506 2007-07-04 Richard Guenther <rguenther@suse.de>
6508 * tree-ssa.c (useless_type_conversion_p): Add handling for
6509 scalar float and vector types. Only call the types_compatible_p
6510 langhook for aggregate types as last resort. Follow the
6513 2007-07-04 Richard Guenther <rguenther@suse.de>
6515 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6516 the same as NOP_EXPR.
6518 2007-07-04 Nick Clifton <nickc@redhat.com>
6520 * target.h (struct gcc_target): Add target_help field.
6521 * target-def.h (TARGET_HELP): New.
6522 (TARGET_INITIALIZER): Use TARGET_HELP.
6523 * opts.c (command_handle_option): Invoke target_help function, if
6524 defined, when the user has specified --target-help on the command
6526 * doc/invoke.texi: Mention that --target-help might print
6527 additional information.
6528 * doc/tm.texi: Document TARGET_HELP hook.
6530 * arm.c (TARGET_HELP): Override default definition.
6531 (arm_target_help): New - display a wrapped list of cores and
6532 architectures supported.
6534 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6536 * config/v850/v850.c (expand_prologue): Make sure
6537 GEN_INT() argument is sign extended rather than zero extended.
6538 (expand_epilogue): Likewise.
6539 (output_move_double): Delete.
6540 * config/v850/v850-protos.h (output_move_double): Delete.
6541 * config/v850/v850.md (movdi): Delete.
6542 (*movdi_internal): Delete.
6544 (*movdf_internal): Delete.
6546 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6548 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6549 unless compiling RTP PIC.
6551 2007-07-04 Richard Guenther <rguenther@suse.de>
6553 PR tree-optimization/32482
6554 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6555 original ssa name if we didn't find a shift expression.
6556 Fix shift constant for bit zero test.
6558 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6560 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6562 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6564 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6565 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6566 * config/arm/vxworks.h (ASM_SPEC): Delete.
6567 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6569 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6571 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6572 (DDR_REVERSED_P): New.
6573 * tree-data-ref.c (initialize_data_dependence_relation,
6574 build_classic_dist_vector): Set DDR_REVERSED_P.
6576 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6579 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6580 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6581 init_omega_for_ddr_1): Use non conservative number of iterations
6583 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6584 (analyze_siv_subscript): Remove FIXME and reinitialization of
6585 last_conflicts to chrec_dont_know.
6586 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6588 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6590 * tree.c (maybe_canonicalize_argtypes): Improve description.
6592 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6594 * tree.c (maybe_canonicalize_argtypes): New.
6595 (build_function_type): Set canonical type.
6596 (build_method_type_directly): Ditto.
6597 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6600 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6602 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6604 (rewrite_use_nonlinear_expr): Likewise.
6606 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6608 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6610 2007-07-04 Ben Elliston <bje@au.ibm.com>
6612 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6615 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6617 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6618 (Exception Handling): Likewise.
6620 2007-07-03 Jan Hubicka <jh@suse.cz>
6622 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6624 2007-07-03 Eric Christopher <echristo@apple.com>
6626 * doc/cppopts.texi: Add conflicting option note to -dM.
6627 * doc/invoke.texi: Add note about possible conflicts with
6628 -E for -dCHARS and note that -dM will not produce
6629 any results if there is no machine dependent reorg.
6631 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6633 * tree.h (DECL_ALIGN): Back out previous change.
6635 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6637 * configure.ac: Test for .dtprelword support on MIPS.
6638 * configure, config.in: Regenerate.
6639 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6640 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6642 2007-07-03 Julian Brown <julian@codesourcery.com>
6644 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6645 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6646 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6647 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6649 (all_fpus): Add FPUTYPE_VFP3.
6650 (fp_model_for_fpu): Add VFPv3 field.
6651 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6652 (vfp3_const_double_index): New function. Return integer index of
6653 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6655 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6656 and argument represents a valid RTX for a VFPv3 constant.
6657 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6659 (vfp_emit_fstmd): Similar, for fstmd.
6660 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6661 constants, represented as integer indices.
6662 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6663 VFP_REGNO_OK_FOR_DOUBLE macros.
6664 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6665 (arm_file_start): Set float-abi attribute for VFPv3, and output
6666 correct ".fpu" assembler directive.
6667 (arm_dbx_register_numbering): Add FIXME.
6668 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6669 (fputype): Add FPUTYPE_VFP3.
6670 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6671 (CALL_USED_REGISTERS): Likewise.
6672 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6673 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6674 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6675 (D7_VFP_REGNUM): New.
6676 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6677 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6678 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6679 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6680 (REG_ALLOC_ORDER): Adjust for VFPv3.
6681 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6682 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6683 VFP_LO_REGS, VFP_HI_REGS.
6684 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6685 (IS_VFP_CLASS): Define macro.
6686 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6688 (REGISTER_MOVE_COST): Likewise.
6689 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6690 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6691 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6692 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6693 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6694 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6695 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6696 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6697 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6698 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6699 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6700 where appropriate for single-word registers.
6701 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6702 As above. Fix type attributes.
6703 * config/arm/constraints.md (register_contraint "t"): Define.
6704 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6706 (register_constraint "x"): Define.
6707 (constraint "Dv"): Define.
6709 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6711 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6713 2007-07-03 Tom Tromey <tromey@redhat.com>
6715 * c-parser.c (objc_pq_context): Removed.
6716 (objc_need_raw_identifier): Likewise.
6717 (c_parser) <objc_pq_context>: New field.
6718 <objc_need_raw_identifier>: Likewise.
6719 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6720 (c_lex_one_token): Update.
6721 (c_parser_objc_protocol_definition): Update.
6722 (c_parser_objc_method_definition): Update.
6723 (c_parser_objc_methodproto): Update.
6724 (c_parser_declspecs): Update.
6726 2007-07-03 David Ung <davidu@mips.com>
6728 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6730 2007-07-03 David Ung <davidu@mips.com>
6731 Richard Sandiford <richard@codesourcery.com>
6733 * doc/invoke.texi: Document -march=74kf3_2.
6734 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6735 (TUNE_74K): Check for it.
6736 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6737 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6738 * config/mips/mips.md (cpu): Add 74kf3_2.
6739 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6740 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6741 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6742 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6743 74kf3_2 to the CPU list.
6744 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6745 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6746 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6747 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6748 (r74kf3_2_fxfer_from_c1): New insn reservations.
6750 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6751 David Ung <davidu@mips.com>
6753 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6754 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6755 and 74k[fx]. Document aliases for the new options.
6756 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6757 (PROCESSOR_24KF2_1): ...this.
6758 (PROCESSOR_24KX): Rename to...
6759 (PROCESSOR_24KF1_1): ...this.
6760 (PROCESSOR_74KF): Rename to...
6761 (PROCESSOR_74KF2_1): ...this.
6762 (PROCESSOR_74KX): Rename to...
6763 (PROCESSOR_74KF1_1): ...this.
6764 (TUNE_74K): Update PROCESSOR_* names.
6765 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6766 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6767 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6768 (mips_rtx_cost_data): Update processor names in comments.
6769 (mips_issue_rate): Update PROCESSOR_* names.
6770 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6771 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6772 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6773 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6774 Update cpu attribute names.
6775 (r24k_fpu_iss): Rename this reservation to...
6776 (r24kf2_1_fpu_iss): ...this and update all uses.
6777 (r24kx_fpu_iss): Rename this reservation to...
6778 (r24kf1_1_fpu_iss): ...this and update all uses.
6779 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6780 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6781 Update cpu attribute names.
6783 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6785 * config/m32r/constraints.md: New file.
6786 * config/m32r/m32r.c: Include tm-constrs.h.
6787 (small_data_operand): Use satisfies_constraint_* instead of macro.
6788 (addr24_operand, gen_compare): Likewise.
6789 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6790 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6791 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6792 EXTRA_CONSTRAINT): Likewise.
6793 * config/m32r/m32r.md: Include constraints.md.
6794 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6795 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6796 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6797 (two_insn_const_operand, int8_operand, uint16_operand,
6798 reg_or_int16_operand, reg_or_uint16_operand,
6799 reg_or_cmp_int16_operand, cmp_int16_operand,
6800 seth_add3_operand): Likewise.
6802 2007-07-03 Eric Christopher <echristo@gmail.com>
6804 * libgcc2.h: Conditionally declare __bswapsi2 and
6807 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6809 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6812 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6815 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6816 (__gthrw_pragma): Provide default definition.
6818 * gthr-posix.c (__gthrw_pragma): Define.
6820 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6822 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6823 before declaring inequality.
6825 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6827 * combine.c (recog_for_combine): Log the success or failure of
6828 matching new insn patterns against the machine description in
6831 2007-07-03 Revital Eres <eres@il.ibm.com>
6833 * ddg.c (print_sccs): New function.
6834 (check_sccs): New function.
6835 (create_ddg_all_sccs): Use it.
6836 * ddg.h (print_sccs): Declare.
6837 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6839 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6841 * targhooks.h (default_mode_for_suffix): New function declaration.
6842 * targhooks.c (default_mode_for_suffix): New default target hook.
6843 * target.h (struct c): New structure in the targetm struct.
6844 (mode_for_suffix): New target hook as part of struct c.
6845 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6846 default_mode_for_suffix.
6847 (TARGET_C): New define.
6848 * c-lex.c: Include "target.h".
6849 (interpret_float): Use targetm.c.mode_for_suffix to determine
6850 the mode for a given non-standard suffix.
6851 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6853 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6854 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6856 * doc/extend.texi (Floating Types): New node. Document __float80 and
6857 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6859 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6862 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6863 predicate instead of target_operand.
6864 (divsi3_i1_media, divsi3_media_2): Likewise.
6866 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6868 * tree.h (alias_sets_might_conflict_p): Rename into
6869 alias_sets_must_conflict_p.
6870 * alias.c (alias_sets_might_conflict_p): Likewise.
6871 (alias_sets_conflict_p): Use it.
6872 (objects_must_conflict_p): Likewise.
6873 * c-common.c (strict_aliasing_warning): Adjust.
6875 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6877 * rtlhooks.c (gen_lowpart_if_possible): Check for
6878 invalid subreg before calling gen_lowpart_SUBREG.
6880 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6882 * config/darwin9.h: Add copyright notice.
6883 (LINK_COMMAND_SPEC): Add comment.
6884 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6885 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6886 DARWIN_LIBSYSTEM_HAS_UNWIND.
6888 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6891 * omp-low.c (check_combined_parallel): New function.
6892 (lower_omp_parallel): Call it via walk_stmts, set
6893 OMP_PARALLEL_COMBINED if appropriate.
6894 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6895 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6896 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6897 don't consider it as combined parallel.
6899 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6901 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6902 (gcc_tooldir): Likewise.
6903 * configure: Regenerate.
6904 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6905 old configure.ac gcc_tooldir setting.
6906 (prefix_to_exec_prefix): New variable.
6907 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6908 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6910 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6912 Fix PR tree-optimization/32583
6913 Fix PR tree-optimization/32584
6914 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6915 (phi_translate_set): Use phi_translate directly now.
6916 (make_values_for_stmt): Don't value number RHS if we already know
6919 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6920 Jim Wilson <wilson@specifix.com>
6923 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6926 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6927 Richard Sandiford <richard@codesourcery.com>
6928 Nigel Stephens <nigel@mips.com>
6930 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6931 (mips16e_output_save_restore): Declare.
6932 (mips16e_save_restore_pattern_p): Likewise.
6933 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6934 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6935 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6936 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6937 (BITSET_P): New global macro, extracted from...
6938 (mips_for_each_saved_reg): ...here.
6939 (mips16e_save_restore_info): New struct.
6940 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6941 (mips16e_save_restore_regs): New variable.
6942 (mips_split_plus, mips16e_find_first_register): New functions.
6943 (mips16e_mask_registers): New function.
6944 (compute_frame_size): Expand the commentary before the function.
6945 Enforce the MIPS16e save and restore register range restrictions.
6946 Pad the general register save area at the low end.
6947 (mips16e_save_restore_reg, mips16e_build_save_restore)
6948 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6949 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6950 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6952 (mips_expand_prologue, mips_expand_epilogue): Handle
6953 GENERATE_MIPS16E_SAVE_RESTORE.
6954 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6956 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6958 PR tree-optimization/31966
6959 PR tree-optimization/32533
6960 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6961 "basic_block" description as its third argument. Update function
6962 calls to get destination bb from "edge" argument. Save "cond" into
6963 aux field of the edge. Update prototype for changed arguments.
6964 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6966 (find_phi_replacement_condition): Operate on incoming edges, not
6967 on predecessor blocks. If there is a condition saved in the
6968 incoming edge aux field, AND it with incoming bb predicate.
6969 Return source bb of the first edge.
6970 (clean_predicate_lists): Clean aux field of outgoing node edges.
6971 (tree_if_conversion): Do not initialize cond variable. Move
6972 variable declaration into the loop.
6973 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6974 initializations of new_stmt, arg0 and arg1 variables.
6976 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6978 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6979 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6981 2007-07-02 Richard Guenther <rguenther@suse.de>
6983 * tree-ssa.c (useless_type_conversion_p): Document
6984 future intent as defining the middle-end type system.
6985 Re-structure to call langhook last, group by type class,
6986 mark questionable parts.
6988 2007-07-02 Richard Guenther <rguenther@suse.de>
6990 * tree-flow.h (types_compatible_p): Declare.
6991 * tree-ssa.c (types_compatible_p): New function.
6992 * ipa-type-escape.c (discover_unique_type): Use
6993 types_compatible_p instead of lang_hooks.types_compatible_p.
6994 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6995 * tree-vn.c (expressions_equal_p): Likewise.
6996 * tree.c (fields_compatible_p): Likewise.
6997 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6998 (cprop_operand): Use useless_type_conversion_p instead of
6999 lang_hooks.types_compatible_p.
7000 * tree-inline.c (setup_one_parameter): Likewise.
7001 (declare_return_variable): Likewise.
7002 * tree-nrv.c (tree_nrv): Likewise.
7003 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7004 (maybe_fold_offset_to_component_ref): Likewise.
7005 (maybe_fold_offset_to_reference): Likewise.
7006 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7007 (merge_alias_info): Likewise.
7008 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7009 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7010 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7011 * tree-tailcall.c (find_tail_calls): Likewise.
7012 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7013 * gimplify.c (canonicalize_addr_expr): Likewise.
7014 (fold_indirect_ref_rhs): Likewise.
7015 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7016 (cpt_same_type): Likewise.
7017 (check_pointer_types_r): Swap parameters to cpt_same_type
7019 * fold-const.c (fold_convert): Revert fix for PR15988.
7020 * tree-inline.c (setup_one_parameter): Instead fix it here by
7021 using fold_build1 instead of fold_convert and checking for
7022 error_mark_node. Convert only if the conversion is necessary.
7024 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7026 * configure.ac: Check for .gnu_attribute on Power.
7027 * configure: Regenerate.
7028 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7029 attribute for floating-point ABI.
7031 2007-07-02 Ira Rosen <irar@il.ibm.com>
7033 PR tree-optimization/32230
7034 PR tree-optimization/32477
7035 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7036 address is a constant.
7038 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7040 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7041 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7042 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7043 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7044 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7045 64-bit targets. Add support for *-elfoabi*.
7046 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7047 different settings if $(tm_defines) does not select the EABI.
7048 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7049 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7050 (MIPS_ARCH_OPTION_SPEC): Likewise.
7051 (MIPS_ISA_LEVEL_SPEC): Likewise.
7052 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7053 * config/mips/elfoabi.h: New file.
7055 2007-07-02 Richard Guenther <rguenther@suse.de>
7057 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7058 (useless_type_conversion_p): ... this.
7059 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7060 (useless_type_conversion_p): ... this.
7061 * builtins.c (fold_builtin_memory_op): Rename
7062 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7063 * tree-cfg.c (verify_expr): Likewise.
7064 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7065 * tree-ssa-ccp.c (ccp_fold): Likewise.
7066 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7067 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7068 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7069 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7070 * tree-ssa-pre.c (eliminate): Likewise.
7071 * tree-ssa.c (delete_tree_ssa): Likewise.
7072 (tree_ssa_useless_type_conversion): Likewise.
7073 * tree.c (build2_stat): Likewise.
7075 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7077 Fix PR tree-optimization/32571
7078 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7081 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7083 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7084 and other expected operations explicitly, change default to
7087 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7089 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7091 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7092 (tls_load_dot_plus_eight): Move the label number into the unspec.
7093 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7095 2007-07-01 Andreas Schwab <schwab@suse.de>
7097 * dwarf2out.c (initial_return_save): Define only if used.
7099 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7101 Unreverting Richard's Revert of:
7103 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7105 * dce.c (deletable_insn_p_1): New function, split out from...
7106 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7107 specially, not those inside PARALLELs. Remove BODY argument
7108 and adjust recursive call accordingly.
7109 (prescan_insns_for_dce): Update call to delete_insn_p.
7111 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7112 Revital Eres <eres@il.ibm.com>
7114 * ddg.c (create_ddg_all_sccs): Fix missed
7115 initialization of scc_nodes.
7117 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7120 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7121 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7123 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7125 * configure.ac: Check for .gnu_attribute on MIPS.
7126 * configure, config.in: Regenerate.
7127 * config/mips/mips.c (mips_file_start): If supported, output
7128 attribute for floating-point ABI.
7130 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7133 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7134 (ffs_cmove): New expander to expand using ctz pattern.
7135 (*ffs_cmove): Remove pattern.
7136 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7137 (ffsdi2): Expand using ctz pattern.
7138 (*ffs_rex64): Remove pattern.
7140 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7142 PR rtl-optimization/32296
7143 * pa.md (return): Delete pattern.
7144 (return_internal): Remove "(const_int 1)" from pattern.
7145 (epilogue): Use return_internal pattern for trivial returns.
7146 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7147 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7149 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7151 * tree-ssa-pre.c (is_exception_related): New function
7152 (can_value_number_operation): Use it.
7154 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7156 Fix PR tree-optimization/32540
7157 Fix PR tree-optimization/31651
7159 * tree-ssa-sccvn.c: New file.
7161 * tree-ssa-sccvn.h: Ditto.
7163 * tree-vn.c: Include tree-ssa-sccvn.h
7164 (val_expr_paid_d): Removed.
7165 (value_table): Ditto.
7166 (vn_compute): Ditto.
7167 (val_expr_pair_hash): Ditto.
7168 (val_expr_pair_expr_eq): Ditto.
7169 (copy_vuses_from_stmt): Ditto.
7172 (shared_vuses_from_stmt): Ditto.
7173 (print_creation_to_file): Moved up.
7174 (sort_vuses): Ditto.
7175 (sort_vuses_heap): Ditto.
7176 (set_value_handle): Make non-static.
7177 (make_value_handle): Ditto.
7178 (vn_add): Rewritten to use sccvn lookups.
7179 (vn_add_with_vuses): Ditto.
7180 (vn_lookup): Ditto (and second argument removed).
7181 (vn_lookup_with_vuses): Ditto.
7182 (vn_lookup_or_add): Ditto (and second argument removed);
7183 (vn_lookup_or_add_with_vuses): Ditto.
7184 (vn_lookup_with_stmt): New.
7185 (vn_lookup_or_add_with_stmt): Ditto.
7186 (create_value_handle_for_expr): Ditto.
7188 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7189 (seen_during_translate): New function.
7190 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7191 (phi_trans_add): Ditto.
7192 (constant_expr_p): FIELD_DECL is always constant.
7193 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7194 Use constant_expr_p.
7195 Avoid infinite recursion on mutually valued expressions.
7196 Change callers of vn_lookup_or_add.
7197 (phi_translate): New function.
7198 (compute_antic_safe): Allow phi nodes.
7199 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7200 (find_or_generate_expression): Rewrite slightly.
7201 (create_expression_by_pieces): Updated for vn_lookup_or_add
7203 Update VN_INFO for new names.
7204 (insert_into_preds_of_block): Update for new names.
7205 (add_to_exp_gen): New function.
7206 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7207 (find_existing_value_expr): Rewrite to changed vn_lookup.
7208 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7209 (try_look_through_load): Removed.
7210 (try_combine_conversion): Ditto.
7211 (get_sccvn_value): New function.
7212 (make_values_for_phi): Ditto.
7213 (make_values_for_stmt): Ditto.
7214 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7216 (init_pre): Update for SCCVN changes.
7218 (execute_pre): Ditto.
7220 * tree-flow.h (make_value_handle): Declare.
7221 (set_value_handle): Ditto.
7222 (sort_vuses_heap): Ditto.
7223 (vn_lookup_or_add_with_stmt): Ditto.
7224 (vn_lookup_with_stmt): Ditto.
7225 (vn_compute): Remove.
7228 (vn_lookup): Update arguments.
7230 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7232 (tree-ssa-sccvn.o): New.
7233 (OBJS-common): Add tree-ssa-sccvn.o
7235 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7238 * c-typeck.c (build_external_ref): Don't mark as used if called
7240 * calls.c (rtx_for_function_call): Likewise.
7242 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7246 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7248 * dce.c (deletable_insn_p_1): New function, split out from...
7249 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7250 specially, not those inside PARALLELs. Remove BODY argument
7251 and adjust recursive call accordingly.
7252 (prescan_insns_for_dce): Update call to delete_insn_p.
7254 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7256 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7257 (try_combine): Move potential calls to undo_all() so they happen
7258 before we commit to using the combined insns.
7260 2006-06-30 Jan Hubicka <jh@suse.cz>
7262 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7265 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7267 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7268 (cgraph_remove_unreachable_nodes): Likewise.
7269 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7270 * ipa-inline.c (update_caller_keys): Cast according to the coding
7272 (cgraph_decide_recursive_inlining): Likewise.
7273 (cgraph_decide_inlining_of_small_function): Likewise.
7274 (try_inline): Likewise.
7275 (cgraph_decide_inlining_incrementally): Likewise.
7276 * ipa-pure-const.c (get_function_state): Likewise.
7277 (scan_function): Likewise.
7278 (analyze_function): Likewise.
7279 (static_execute): Likewise.
7280 * ipa-reference.c (scan_for_static_refs): Likewise.
7281 (merge_callee_local_info): Likewise.
7282 (analyze_function): Use type safe memory macros.
7283 (static_execute): Likewise. Cast according to the coding conventions.
7284 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7286 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7288 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7289 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7292 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7295 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7296 for complex modes (both int and real).
7298 2007-06-29 Jan Hubicka <jh@suse.cz>
7300 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7302 2007-06-29 Jan Hubicka <jh@suse.cz>
7305 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7308 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7311 * config/avr/avr.c: Include dataflow header file.
7312 (expand_prologue): Adjust for prologue insn change.
7313 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7316 2007-06-29 Richard Guenther <rguenther@suse.de>
7319 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7320 during type verification.
7322 2007-06-29 Jan Hubicka <jh@suse.cz>
7324 * recog.c (validate_change_rtx_1): Unshare TO argument.
7326 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7328 PR tree-optimization/24659
7329 * tree-vect-transform.c (vectorizable_call): Handle
7330 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7332 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7333 * config/i386/i386.c (enum ix86_builtins)
7334 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7335 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7337 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7338 const using def_builtin_const.
7339 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7340 input operands in the same modes as the result.
7341 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7343 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7345 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7346 (df_set_dead_notes_for_mw): Likewise.
7348 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7350 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7352 2007-06-28 DJ Delorie <dj@redhat.com>
7354 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7356 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7358 * doc/invoke.texi (C++ Dialect Options): Document
7359 fvisibility-ms-compat.
7360 * c.opt (fvisibility-ms-compat): New.
7362 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7365 * tree-affine.c (aff_combination_add_elt): Handle
7366 pointer addition specially.
7368 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7370 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7371 decl is non-external for AIX ABI.
7373 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7375 * config/rs6000/predicates.md (current_file_function_operand):
7376 Ensure the symbol is non-external for AIX ABI.
7378 2007-06-28 Nick Clifton <nickc@redhat.com>
7380 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7381 (fdce, fdse, fpredictive-commoning): Likewise.
7383 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7386 * gcc.c (process_command): Recognize the new -static-libgfortran
7389 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7392 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7393 Use a call clobbered hard reg instead of a pseudo reg.
7395 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7397 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7399 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7402 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7403 REG_LIBCALL and REG_RETVAL notes.
7404 (divsi3, mulsi3): Likewise.
7405 (mulhisi3): Likewise. Use emit_libcall_block.
7406 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7408 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7410 PR rtl-optimization/32481
7411 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7413 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7415 * dce.c (deletable_insn_p_1): New function, split out from...
7416 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7417 specially, not those inside PARALLELs. Remove BODY argument
7418 and adjust recursive call accordingly.
7419 (prescan_insns_for_dce): Update call to delete_insn_p.
7421 2007-06-27 Richard Guenther <rguenther@suse.de>
7424 * tree.h (fold_convertible_p): Declare.
7425 * fold-const.c (fold_convertible_p): New function.
7426 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7427 instead of lang_hooks.types_compatible_p.
7429 2007-06-26 Jan Hubicka <jh@suse.cz>
7431 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7432 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7433 early use validate_unshare_change.
7434 (reload_combine): Likewise.
7435 * recog.c (change_t): New field unshare.
7436 (validate_change_1): Rename from validate_change; add argument unshare.
7437 (validate_change): Turn into wrapper of validate_change_1; update
7438 prototype for bools.
7439 (validate_unshare_change): New.
7440 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7441 calls of df_insn_rescan.
7442 * recog.h (validate_change): Replace ints by bools.
7443 (validate_unshare_change): Declare.
7445 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7447 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7449 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7451 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7453 2007-06-25 Jan Hubicka <jh@suse.cz>
7455 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7457 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7458 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7459 places other call site specific checks are performed.
7461 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7464 * tree-vect-transform.c (vectorizable_operation): Convert
7465 POINTER_PLUS_EXPR over to PLUS_EXPR.
7467 2007-06-25 Chao-ying Fu <fu@mips.com>
7469 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7470 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7471 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7472 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7474 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7475 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7476 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7477 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7478 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7479 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7480 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7481 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7482 ALL_FIXED_POINT_MODE_P): New define.
7483 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7485 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7487 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7488 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7489 MODE_VECTOR_UACCUM): New mode classes.
7491 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7492 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7493 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7496 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7497 (blank_mode): Initialize ibit and fbit.
7498 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7499 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7501 (new_adjust): Change required_class to required_class_from and
7502 required_class_to for testing within a range.
7503 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7504 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7506 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7507 (make_fixed_point_mode): New.
7508 (_ADD_ADJUST): Change C to C1 and C2.
7509 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7510 use a range for machine classes.
7511 (ADJUST_IBIT, ADJUST_FBIT): New.
7512 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7514 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7515 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7516 Emit adjustment for ibit and fbit.
7517 (emit_mode_ibit, emit_mode_fbit): New.
7518 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7520 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7522 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7523 as the source of the set.
7525 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7527 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7528 FP_REGNO_P): Use IN_RANGE.
7529 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7530 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7531 (DATA_REG_P): Use DATA_REGNO_P.
7532 (FP_REG_P): Use FP_REGNO_P.
7533 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7534 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7535 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7537 2007-06-24 Jan Hubicka <jh@suse.cz>
7540 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7542 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7545 * fold-const.c (fold_binary): Strip nops of operand 0
7546 of BIT_NOT_EXPR before calling operand_equal_p.
7547 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7548 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7550 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7552 * doc/extend.texi: Document that dllimport and dllexport imply
7554 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7555 imported or exported declaration, including type declarations.
7556 * c-common.c (handle_visibility_attribute): Check for conflicts
7557 with dllimport/dllexport.
7558 (c_determine_visibility): Handle dllimport/dllexport as an
7559 explicit visibility atttribute.
7561 2007-06-23 Richard Guenther <rguenther@suse.de>
7563 PR tree-optimization/16876
7565 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7567 * tree-inline.c (initialize_inlined_parameters): Do not call
7568 lang_hooks.tree_inlining.convert_parm_for_inlining.
7569 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7570 reason for mismatched types.
7571 * gimplify.c (gimplify_call_expr): Verify the call expression
7572 arguments match the called function type signature. Otherwise
7573 mark the call expression to be not considered for inlining
7574 using CALL_CANNOT_INLINE_P flag.
7575 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7576 edges call expression.
7577 (cgraph_decide_inlining_of_small_function): Likewise.
7578 (cgraph_decide_inlining): Likewise.
7579 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7581 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7582 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7583 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7585 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7586 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7588 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7589 convert_parm_for_inlining member.
7591 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7594 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7595 Remove optimization for GT.
7597 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7600 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7602 (prescan_insns_for_dce): Add extra parameter.
7604 2007-06-23 Jan Hubicka <jh@suse.cz>
7607 * gimplify.c (mark_addressable): New function.
7608 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7610 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7613 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7615 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7618 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7619 moves between MMX/SSE registers to at least 8 units to prevent
7620 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7622 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7624 * config/i386/i386.c (override_options): Correct x86_sahf
7627 2007-06-21 David Daney <ddaney@avtrex.com>
7630 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7631 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7632 (exception_receiver): Renamed to ...
7633 (nonlocal_goto_receiver): ... this.
7635 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7637 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7638 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7639 partial register accesses.
7641 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7643 * fold-const.c (debug_fold_checksum): Move it under
7644 ENABLE_FOLD_CHECKING.
7646 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7649 * tree.h (debug_fold_checksum): Declared.
7650 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7651 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7652 build_fold_addr_expr_with_type_1.
7653 (fold_addr_expr, debug_fold_checksum): New.
7654 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7655 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7658 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7660 PR tree-optimization/19590
7661 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7662 of scev is a constant.
7663 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7665 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7667 * df-problems.c (df_note_bb_compute): Made computation of live
7668 info consistent with df_lr.
7670 2007-06-21 Richard Guenther <rguenther@suse.de>
7672 PR tree-optimization/32453
7673 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7674 for pointer anti-range.
7676 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7678 * config/i386/i386.c (processor_target_table): Increase maximum
7679 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7682 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7683 byte alignment if > 8 byte alignment is preferred.
7684 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7686 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7688 PR tree-optimization/31866
7689 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7690 if ASM_EXPR's input is not a SSA_NAME.
7693 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7694 but decl is a global var, instead return decl.
7695 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7696 even for is_global_var decls, if they are private in some outer
7699 2007-06-21 Richard Guenther <rguenther@suse.de>
7701 PR tree-optimization/32451
7702 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7704 2007-06-21 Christian Bruel <christian.bruel@st.com>
7706 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7707 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7708 (push_regs): Changed saving order or banked registers.
7709 (sh_expand_epilogue): Likewise.
7710 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7711 (FIRST_BANKED_REG): Likewise.
7712 (LAST_BANKED_REG): Likewise.
7713 * config/sh/sh.md (banked) New attribute.
7714 (in_delay_slot): Check banked attribute.
7716 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7718 PR tree-optimization/32075
7719 * tree-data-ref.c (subscript_dependence_tester_1,
7720 analyze_miv_subscript, analyze_overlapping_iterations,
7721 add_distance_for_zero_overlaps, build_classic_dist_vector,
7722 subscript_dependence_tester_1, analyze_overlapping_iterations,
7723 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7724 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7725 to evolution_function_is_affine_multivariate_p.
7727 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7729 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7731 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7734 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7736 * config/m32c/prologue.md (epilogue_exitd_16): New.
7737 (epilogue_reit_16): New.
7738 (epilogue_exitd): Rename to epilogue_exitd_24.
7739 (epilogue_reit): Rename to epilogue_reit_24.
7741 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7742 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7744 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7746 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7747 if dbg_cnt (sched_insn) reaches the limit.
7748 (choose_ready): New parameter INSN_PTR and new return value.
7749 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7750 the new return value from choose_ready.
7751 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7752 (rest_of_handle_global_alloc): New global_alloc_at_func.
7754 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7756 PR tree-optimization/25737
7757 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7758 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7759 * tree-flow.h (struct fieldoff): Add new field alias_set.
7760 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7761 argument addressable_type. Set alias_set of fieldoff.
7762 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7763 (create_overlap_variables_for): Pass alias_set from fieldoff to
7765 * alias.c (get_alias_set): Use alias_set from SFT if set.
7767 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7769 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7770 of a variable as an unsigned HOST_WIDE_INT integer.
7772 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7774 PR rtl-optimization/32405
7775 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7777 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7779 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7782 * builtins.c: Include diagnostic.h.
7783 (expand_builtin_expect): Make gcc_assert more permissive.
7784 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7787 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7791 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7792 if ACCUMULATE_OUTGOING_ARGS.
7794 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7796 * config/m68hc11/m68hc11.c: Include dataflow header file.
7797 (m68hc11_reorg): Port to dataflow.
7799 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7801 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7802 (struct df_problem.free_blocks_on_set_blocks): New field.
7803 (struct dataflow.optional_p): New field.
7804 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7805 (df_live_set_all_dirty): New function.
7806 * df-scan.c (df_scan_alloc): Initialize optional_p.
7807 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7808 * df-core.c (df_set_blocks): Removed use of
7809 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7810 df_problem.free_blocks_on_set_blocks to determine which blocks are
7812 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7813 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7814 uses dataflow.optional_p to determine if problem should be
7816 (rest_of_handle_df_initialize): Only start live problem if
7818 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7819 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7820 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7821 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7822 problem_NOTE): Initialize free_blocks_on_set_blocks.
7823 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7825 (df_live_set_all_dirty, df_note_alloc): New function.
7826 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7828 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7829 * postreload.c (reload_combine): Ditto.
7830 * cse.c (cse_extended_basic_block): Ditto.
7831 * regmove.c (mark_flags_life_zones): Ditto.
7832 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7833 erase_matching_seqs): Ditto.
7834 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7835 * integrate (allocate_initial_values): Ditto.
7836 * combine.c (reg_dead_at_p): Ditto.
7837 * resource.c (mark_target_live_regs): Ditto.
7838 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7839 * config/sh/sh.c (find_r0_life_regions): Ditto.
7840 * global.c (rest_of_handle_global_alloc): Only add back df_live
7842 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7844 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7846 (if_convert): Make sure df_live is there at -O == 1.
7847 (pass_if_after_combine): Cleanup flags.
7848 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7849 is there at -O == 1.
7851 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7853 * config/arm/arm.c (arm_get_frame_offsets): Set
7854 offsets->locals_base to avoid negative stack size.
7855 (thumb1_expand_prologue): Assert on negative stack size.
7857 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7859 PR tree-optimization/32367
7860 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7861 of the chrec has no evolution in that loop.
7862 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7864 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7866 * config/xtensa/xtensa.c: Include "df.h".
7867 (xtensa_builtin_saveregs): Use adjust_address instead of
7869 (xtensa_va_start): Invoke make_tree with sizetype for
7870 expand_builtin_saveregs and then convert the result to a pointer.
7871 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7872 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7873 Subtract argument size from index value as integers and then use
7874 POINTER_PLUS_EXPR to add the result to the array address.
7876 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7879 * config/m32c/m32c.c: Include dataflow header file.
7880 (m32c_emit_prologue): Adjust for prologue insn change.
7881 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7882 once inside a PARALLEL. Assume frame size passed in operand 0
7883 includes space to save the fb register.
7884 (prologue_enter_24): Likewise.
7885 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7887 2007-06-19 David Daney <ddaney@avtrex.com
7890 * config/mips/mips.md (cprestore): Mark $gp as used.
7892 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7895 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7896 (frv_ifcvt_modify_insn): Likewise.
7898 2007-06-19 Richard Guenther <rguenther@suse.de>
7900 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7901 only handle positive offsets that fit in a HOST_WIDE_INT.
7903 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7905 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7906 result of rsqrt insn for zero input argument to avoid NaN.
7908 2007-06-19 Richard Guenther <rguenther@suse.de>
7911 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7913 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7915 PR tree-optimization/32353
7916 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7918 2007-06-19 Nick Clifton <nickc@redhat.com>
7920 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7922 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7926 * config/i386/i386.c (assign_386_stack_local): Assert that
7927 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7928 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7929 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7930 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7932 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7934 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7936 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7938 PR rtl-optimization/32321
7939 * gcse.c (replace_store_insn): Update the note before
7940 calling emit_insn_after.
7942 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7945 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7947 * df-problems.c (df_note_bb_compute): Fix dumping info.
7949 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7951 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7952 insn with emit_jump_insn.
7954 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7956 PR tree-optimization/32383
7957 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7958 * targhooks.h (default_builtin_reciprocal): Update prototype.
7959 * target.h (struct gcc_target): Update builtin_reciprocal.
7960 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7961 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7962 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7963 when fndecl is in BUILT_IN_MD class.
7964 (execute_convert_to_rsqrt): Ditto.
7966 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7967 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7968 Convert BUILT_IN_SQRTF code only when md_fn is false.
7970 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7972 * bt-load.c (move_btr_def): Fix the order of arguments
7973 to validate_replace_rtx.
7975 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7977 * config/m68k/m68k-devices.def: Add 54450..54455.
7979 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7981 PR rtl-optimization/32366
7982 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7983 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7986 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7989 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7990 this is true, rescan insn being modified.
7991 (sms_schedule): Added rescan parameter.
7992 (rest_of_handle_sms): Moved freeing of dominance info to before
7993 getting out of cfg_layout.
7995 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7997 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7998 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8001 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8002 FL_CF_EMAC from the entry for isac.
8004 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8005 (const_sibcall_operand): New.
8006 (sibcall_operand): Use it.
8007 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8008 (m68k_isas): ISAC does not imply FPU or EMAC.
8009 (override_options): Add ISA_C logic for symbolic jump & call.
8011 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8013 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8014 return mode from the builtin itself.
8015 (sparc_fold_builtin): Fix cast of zero constant.
8017 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8019 * targhooks.c (default_builtin_reciprocal): New default target hook.
8020 * targhooks.h (default_builtin_reciprocal): Add prototype.
8021 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8022 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8023 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8024 default_builtin_reciprocal.
8026 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8029 * hooks.c (hook_tree_tree_bool_null): New hook.
8030 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8031 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8032 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8033 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8034 and convert it to reciprocal a*rfunc(b).
8035 (execute_convert_to_rsqrt): New function.
8036 (gate_convert_to_rsqrt): New function.
8037 (pass_convert_to_rsqrt): New pass definition.
8038 * target.h (struct gcc_target): Add builtin_reciprocal.
8039 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8040 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8041 TARGET_BUILTIN_RECIPROCAL.
8042 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8044 * config/i386/i386.h (TARGET_RECIP): New define.
8045 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8046 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8047 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8048 and not optimizing for size.
8049 (*rcpsf2_sse): New insn pattern.
8050 (*rsqrtsf2_sse): Ditto.
8051 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8052 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8053 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8054 and not optimizing for size.
8055 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8056 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8057 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8058 and not optimizing for size.
8059 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8060 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8061 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8062 and not optimizing for size.
8063 (*sse_rsqrtv4sf2): Do not export.
8065 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8066 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8067 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8068 and not optimizing for size.
8070 * config/i386/i386.opt (mrecip): New option.
8071 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8072 (ix86_emit_swsqrtsf): Ditto.
8073 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8074 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8076 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8077 ix86_expand_unop1_builtin.
8078 (ix86_emit_swdivsf): New function.
8079 (ix86_emit_swsqrtsf): Ditto.
8080 (ix86_builtin_reciprocal): New function.
8081 (TARGET_BUILTIN_RECIPROCAL): Use it.
8082 (ix86_vectorize_builtin_conversion): Rename from
8083 ix86_builtin_conversion.
8084 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8085 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8086 "i386 and x86_64 Options" section.
8087 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8089 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8090 Zdenek Dvorak <dvorakz@suse.cz>
8091 Richard Guenther <rguenther@suse.de>
8092 Kaz Kojima <kkojima@gcc.gnu.org>
8094 * tree-vrp.c (compare_values_warnv): Convert val2 to
8096 (extract_range_from_assert): Create
8097 POINTER_PLUS_EXPR for pointer types.
8098 (extract_range_from_binary_expr): Handle
8099 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8101 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8102 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8103 POINTER_PLUS_EXPR as PLUS_EXPR.
8104 (number_of_iterations_lt_to_ne):
8105 For pointer types, use sizetype when
8106 creating MINUS_EXPR/PLUS_EXPRs.
8107 (assert_loop_rolls_lt): For pointer types, use sizetype when
8108 creating MINUS_EXPR/PLUS_EXPRs.
8109 (number_of_iterations_le): Likewise.
8110 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8111 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8112 like PLUS_EXPR and MINUS_EXPR.
8113 * tree-pretty-print.c (dump_generic_node): Handle
8115 (op_prio): Likewise.
8116 (op_symbol_1): Likewise.
8117 * optabs.c (optab_for_tree_code): Likewise.
8118 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8120 * tree-tailcall.c (process_assignment): Mention
8121 POINTER_PLUS_EXPR in a TODO comment.
8122 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8123 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8124 not used with a pointer and an integer type.
8125 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8126 increment using chrec_convert_rhs instead of chrec_convert.
8127 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8128 PLUS_EXPR except for the right hand side's type will be
8130 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8131 (fold_used_pointer_cast): Kill.
8132 (pointer_offset_p): Kill.
8133 (fold_used_pointer): Kill.
8134 (pointer_used_p): Kill.
8135 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8136 call fold_used_pointer.
8137 (instantiate_parameters_1): Convert the increment
8138 using chrec_convert_rhs instead of chrec_convert.
8139 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8140 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8141 instead of PLUS_EXPR.
8142 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8143 PLUS_EXPR for pointers.
8144 (std_gimplify_va_arg_expr): Likewise.
8145 (fold_builtin_memory_op): Likewise.
8146 (fold_builtin_strstr): Likewise.
8147 (fold_builtin_strchr): Likewise.
8148 (fold_builtin_strrchr): Likewise.
8149 (fold_builtin_strpbrk): Likewise.
8150 (expand_builtin_memory_chk): Likewise.
8151 (fold_builtin_memory_chk): Likewise.
8152 (std_expand_builtin_va_start): Use
8153 sizetype for the call to make_tree and then convert
8154 to the pointer type.
8155 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8156 instead of PLUS_EXPR for adding to a pointer.
8157 (std_gimplify_va_arg_expr): Use fold_build2 for
8158 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8159 the operands to sizetype first and then cast the BIT_AND_EXPR
8160 back to the pointer type.
8161 * fold-const.c (build_range_check): Handle pointer types
8163 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8164 of PLUS_EXPR's. Make sure the offset is converted to
8166 (try_move_mult_to_index): Strip the NOPs from the offset.
8167 Remove code argument and replace all uses with PLUS_EXPR.
8168 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8169 specially. Don't use a pointer type for MINUS_EXPR.
8170 (fold_unary): Handle for (T1)(X op Y),
8171 only p+ as that is the only as that can be handled for
8172 binary operators now.
8173 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8175 <case PLUS_EXPR>: Add folding of PTR+INT into
8177 Don't call try_move_mult_to_index.
8178 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8179 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8180 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8181 Don't call try_move_mult_to_index.
8182 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8183 (tree_expr_nonzero_p): Likewise.
8184 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8185 of PLUS_EXPR for the complex expression folding.
8186 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8187 first chrec is a pointer type, then the second should
8188 be sizetype and not the first's type.
8189 For POINTER_PLUS_EXPR, use a different right hand side type.
8190 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8191 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8192 different right hand side type.
8193 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8194 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8195 instead of PLUS_EXPR.
8196 When either operand is zero, convert the other operand.
8197 (chrec_apply): Use chrec_convert_rhs
8198 on the argument x instead of chrec_convert.
8199 (reset_evolution_in_loop): For pointer types, the new_evol
8201 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8202 different right hand side type.
8203 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8204 (chrec_convert_rhs): New function.
8205 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8206 different right hand side type.
8207 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8208 * tree-chrec.h (chrec_convert_rhs): New prototype.
8209 (build_polynomial_chrec): For pointer types, the right hand
8210 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8211 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8212 Remove subtraction case as it is always addition now.
8213 Make sure the offset is converted to sizetype.
8214 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8215 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8216 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8217 PLUS_EXPR in pointer type.
8218 Handle POINTER_PLUS_EXPR.
8219 (tree_to_aff_combination): Likewise.
8220 (force_expr_to_var_cost): Likewise.
8221 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8222 instead of PLUS_EXPR for pointers.
8223 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8224 instead of PLUS_EXPR of pointer types.
8225 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8227 (check_va_list_escapes): Likewise.
8228 (check_all_va_list_escapes): Likewise.
8229 * dwarf2out.c (loc_descriptor_from_tree_1):
8230 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8231 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8232 (string_constant): Likewise.
8233 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8234 the offset to the base, use POINTER_PLUS_EXPR.
8235 (add_to_parts): Convert the index to sizetype.
8236 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8237 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8238 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8239 Offset only holds something for PLUS_EXPR.
8240 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8242 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8244 (analyze_accesses_for_modify_stmt): Likewise.
8245 Remove comment about the type being integral type as it is
8247 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8249 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8251 Correct the type which the artimentic is done in (is now
8254 * tree-data-ref.c (split_constant_offset): Handle
8256 * tree-affine.c (tree_to_aff_combination): Likewise.
8257 * c-typeck.c (build_unary_op): For pointers create the increment
8258 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8260 * gimplify.c (gimplify_self_mod_expr): Create a
8261 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8262 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8263 * tree.def (POINTER_PLUS_EXPR): New tree code.
8264 * tree-predcom.c (ref_at_iteration): If we have a pointer
8265 type do the multiplication in sizetype.
8266 * tree-mudflap.c (mf_xform_derefs_1): Create a
8267 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8268 * tree-ssa-forwprop.c
8269 (forward_propagate_addr_into_variable_array_index):
8270 Don't expect there to be a cast for the index as that
8271 does not exist anymore.
8272 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8273 instead of PLUS_EXPR.
8274 Don't check for the first operand of the POINTER_PLUS_EXPR
8275 was the index as it cannot be.
8276 Call forward_propagate_addr_into_variable_array_index with
8277 the SSA_NAME instead of the statement.
8278 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8279 (compare_constant): Likewise.
8280 (copy_constant): Likewise.
8281 (compute_reloc_for_constant): Likewise.
8282 (output_addressed_constants): Likewise.
8283 (initializer_constant_valid_p): Likewise.
8284 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8285 Convert the MIN/MAX of the inner type to the outer
8286 type before comparing them.
8287 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8288 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8289 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8290 of PLUS_EXPR for pointers.
8291 * tree-inline.c (estimate_num_insns_1): Handle
8293 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8294 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8295 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8296 instead of PLUS_EXPR for the pointer increment statement.
8297 (vect_update_ivs_after_vectorizer): For pointer types, create
8298 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8299 MULT_EXPR in sizetype.
8300 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8302 * tree-object-size.c (plus_expr_object_size): Handle
8303 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8304 code which is trying to figure out which side is a pointer and
8306 (check_for_plus_in_loops_1): Likewise.
8307 (check_for_plus_in_loops): Likewise.
8308 * c-common.c (pointer_int_sum): Create a
8309 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8310 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8311 only POINTER_PLUS_EXPR. Removing all the extra
8312 code which is trying to figure out which side is a pointer and
8314 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8315 PLUS_EXPR and MINUS_EXPR.
8316 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8318 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8319 with make_tree, instead of a pointer type.
8320 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8321 for pointers instead of PLUS_EXPR.
8322 (s390_gimplify_va_arg): Likewise.
8323 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8324 instead of PLUS_EXPR when doing addition on pointer
8325 types. Use sizetype for the second operand.
8326 (spu_gimplify_va_arg_expr): Likewise.
8327 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8328 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8329 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8330 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8331 for the pointer addition and also use size_int/sizetype
8333 (ix86_gimplify_va_arg): Likewise.
8334 Perform BIT_AND_EXPR on sizetype arguments.
8335 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8336 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8337 for the pointer additions and also use size_int for the offsets.
8338 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8339 additions and also use size_int for the offsets. Perform
8340 BIT_AND_EXPR on sizetype arguments.
8341 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8342 POINTER_PLUS_EXPR for pointers and create the
8343 BIT_AND_EXPR in sizetype.
8344 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8345 instead of PLUS_EXPR for pointer addition.
8346 (rs6000_va_start): Likewise.
8347 Also use sizetype for the offset.
8348 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8349 as PLUS_EXPR/MINUS_EXPR.
8350 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8351 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8352 Don't use BIT_AND_EXPR on a pointer type, convert the
8353 expression to sizetype first.
8354 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8356 (mips_gimplify_va_arg_expr): Likewise.
8357 Don't create BIT_AND_EXPR in a pointer type.
8359 2007-06-15 Eric Christopher <echristo@apple.com>
8361 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8362 (x86_64-*-darwin*): Ditto.
8363 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8366 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8368 * doc/extend.texi: Document behavior of __attribute__((aligned))
8371 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8373 * rtlanal.c (note_stores): Improve documentation.
8375 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8377 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8378 LOCAL_LABEL_PREFIX): Delete.
8379 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8380 (bfin_internal_label): Delete.
8382 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8384 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8385 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8386 otherwise define to LIBGCC2_TF_CEXT.
8387 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8388 (LIBGCC_TF_CEXT): Ditto.
8391 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8393 PR rtl-optimization/32339
8394 * df-scan.c (df_uses_record): Don't modify flags but just add to
8395 it for df_ref_record.
8397 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8399 * tree-mudflap.c: Fix whitespace issues.
8401 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8403 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8405 2007-06-14 Eric Christopher <echristo@apple.com>
8407 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8408 (movv4sf): Use gcc_unreachable instead of abort.
8410 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8413 * config/i386/sfp-machine.h (CMPtype): New define.
8414 (mach stubs): Use CMPtype instead of int as a return type.
8416 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8418 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8419 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8420 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8421 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8422 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8423 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8424 config/soft-fp/soft-fp.h: Update from glibc CVS.
8426 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8428 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8430 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8433 * config/v850/v850.c: Include dataflow header file.
8434 (substitute_ep_register): Fix typo.
8436 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8438 * configure.ac: Fix earlier checkin.
8439 * configure: Regenerated.
8441 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8443 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8444 * aclocal.m4: Regenerate.
8445 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8446 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8447 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8448 * configure: Regenerate.
8449 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8451 * Makefile.in (quickstrap): Build libgcc too.
8453 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8455 * configure.ac: Add --enable-checking=df. Explicitly mention that
8456 the variables are initialized as for "release".
8457 * df-core.c: Use it.
8458 * configure: Regenerate.
8459 * config.in: Regenerate.
8461 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8463 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8464 validate_replace_rtx instead of replace_rtx.
8465 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8467 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8469 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8470 (DWARF2_UNWIND_INFO): Override default if configured with
8472 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8473 (ENDFILE_SPEC): Add crtend.o.
8474 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8475 (ENDFILE_SPEC): Add crtend.o.
8476 (TARGET_USE_JCR_SECTION): Define.
8477 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8479 * config/i386/cygming-crtbegin.c: New file.
8480 * config/i386/cygming-crtend.c: New file.
8482 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8484 * config/i386/w32-unwind.h: New file.
8486 2007-06-13 Eric Christopher <echristo@apple.com>
8488 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8489 the user set a value below STACK_BOUNDARY.
8491 2007-06-13 Thiemo Seufer <ths@networkno.de>
8493 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8494 imply -lpthread for -pthread.
8496 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8498 * basic-block.h: Remove the prototype for
8499 free_basic_block_vars.
8500 * cfglayout.h: Remove the prototype for
8501 insn_locators_initialize.
8502 * tree.h: Remove the prototype for emit_line_note.
8504 * tree-ssa-pre.c (mergephitemp): Remove.
8505 (init_pre): Don't use mergephitemp.
8507 2007-06-13 Eric Christopher <echristo@apple.com>
8509 * config/i386/i386.c (override_options): If we've specified
8510 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8512 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8514 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8517 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8519 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8520 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8521 (eh_store_handler): New pattern.
8522 (eh_return): Emit it instead of a plain move.
8524 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8527 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8528 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8531 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8533 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8534 (find_next_insn_start, find_load): New functions.
8535 (bfin_reorg): Use them to deal with the fact that parallel insns are
8536 no longer represented as a SEQUENCE.
8538 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8540 * config/sparc/sparc.c (sparc_override_options): Initialize
8543 2007-06-13 Dave Korn <dave.korn@artimi.com>
8545 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8548 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8550 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8551 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8552 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8553 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8554 tree-vect-transform.c: Fix comment typos. Follow spelling
8557 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8559 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8560 to the exit block use set.
8561 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8562 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8563 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8565 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8567 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8568 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8569 to indicate an error.
8570 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8572 (dbg_cnt_process_opt): Print an error on a bad argument.
8573 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8574 * common.opt (-fdbg-cnt-list): New.
8575 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8577 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8579 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8580 flag on ref-all pointers.
8582 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8585 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8586 for the offset with the modifier as EXPAND_INITIALIZER
8587 if the modifier is EXPAND_INITIALIZER.
8588 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8589 a register if we had an overflow.
8591 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8593 * real.c (real_isfinite): New.
8594 (real_sqrt): Use it.
8595 * real.h (real_isfinite): New.
8596 * builtins.c: Use it.
8598 2007-06-12 Ian Lance Taylor <iant@google.com>
8599 Daniel Berlin <dberlin@dberlin.org>
8602 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8603 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8604 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8605 (DECL_NO_TBAA_P): Define.
8606 (struct tree_decl_common): Add no_tbaa_flag field.
8607 * tree-ssa-structalias.c (struct variable_info): Add
8608 no_tbaa_pruning field.
8609 (new_var_info): Initialize no_tbaa_pruning field.
8610 (unify_nodes): Copy no_tbaa_pruning field.
8611 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8612 (dump_solution_for_var): Print no_tbaa_pruning flag.
8613 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8615 (compute_tbaa_pruning): New static function.
8616 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8617 Call compute_tbaa_pruning.
8618 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8619 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8620 * gimple-low.c (lower_stmt): Likewise.
8621 * tree-gimple.c (is_gimple_stmt): Likewise.
8622 * tree-ssa-operands.c (get_expr_operands): Likewise.
8623 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8624 * tree-inline.c (estimate_num_insns_1): Likewise.
8625 (copy_result_decl_to_var): Likewise.
8626 * expr.c (expand_expr_real_1): Likewise.
8627 * tree-pretty-print.c (dump_generic_node): Likewise.
8628 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8629 * omp-low.c (omp_copy_decl_2): Likewise.
8630 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8631 * doc/c-tree.texi (Expression trees): Document
8632 CHANGE_DYNAMIC_TYPE_EXPR.
8634 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8636 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8637 with !HONOR_NANS and !HONOR_INFINITIES.
8638 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8640 2007-06-12 Tristan Gingold <gingold@adacore.com>
8642 * gcov.c: Comments updated.
8643 (source_info): Add file_time field.
8644 (source_index): New variable.
8645 (mutiple_files): New variable.
8646 (generate_results): New function extracted from process_file.
8647 (process_file): Save and restore chain of functions, generate
8648 results and free structures only if not merging results.
8649 (release_structures): File names are now freed in create_file_names
8650 (create_file_names): Free previous file names.
8651 (find_source): File date is now read here and modifications in
8652 source files is checked here.
8653 (read_graph_file): Only reverse order of functions for the current
8655 (make_gcov_file_name): Do not generate long names if input_name is
8657 (output_lines): If merging results do not display graph, data and
8659 Checking source file modification is done in find_source.
8661 * doc/gcov.texi: Append an s to sourcefile.
8663 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8665 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8666 (forced_nop): New pattern.
8667 * config/bfin/bfin.c: Include "df.h".
8668 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8669 (bfin_discover_loop): Use df_get_live_in instead of
8670 global_live_at_start.
8671 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8672 df_analyze when done.
8673 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8674 the insns. Use QImode for the final insn in a bundle. Call
8675 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8677 (reorder_var_tracking_notes): New function.
8678 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8679 update_life_info. Call df_analyze after scheduling and bundle
8680 generation. Call reorder_var_tracking_notes if generating these
8681 notes. Call df_finish_pass at the end.
8683 2007-06-12 Dirk Mueller <dmueller@suse.de>
8685 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8686 a comparison, not an assignment.
8688 2007-06-12 Olivier Hainque <hainque@adacore.com>
8690 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8691 Request walking the subtrees only, leaving the current is_lhs/val_only
8693 (convert_non_local_reference): Likewise.
8695 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8697 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8699 2007-06-12 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/15353
8702 PR tree-optimization/31657
8703 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8704 * timevar.def: Add TV_TREE_IFCOMBINE.
8705 * tree-pass.h (pass_tree_ifcombine): Declare.
8706 * tree-ssa-ifcombine.c: New file.
8707 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8708 * tree-flow.h (blocks_in_phiopt_order): Declare.
8709 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8710 (tree-ssa-ifcombine.o): New dependencies.
8712 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8714 PR rtl-optimization/32293
8715 * combine.c (simplify_if_then_else): Truncate return from
8716 nonzero_bits() to correct mode.
8718 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8720 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8721 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8723 2007-06-11 Diego Novillo <dnovillo@google.com>
8725 * Makefile.in (reload1.o-warn): Remove.
8727 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8729 * combine.c (subst): Use reg_overlap_mentioned_p
8730 instead of comparing register numbers directly.
8732 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8734 * reload1.c (mark_home_live_1): Use the mode parameter.
8736 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8738 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8739 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8743 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8745 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8747 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8749 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8750 from integer registers.
8751 (FP mode splitters): Handle TFmode.
8753 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8755 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8756 for ref-all pointers that point-to anything.
8758 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8760 * config/arm/arm.c (arm_output_dwarf_dtprel,
8761 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8763 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8765 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8766 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8769 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8771 * tree.c (signed_or_unsigned_type_for): New.
8772 (unsigned_type_for): Use signed_or_unsigned_type_for.
8773 (signed_type_for): Use signed_or_unsigned_type_for.
8774 * tree.h (signed_or_unsigned_type_for): New.
8775 (get_signed_or_unsigned_type): Remove.
8776 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8777 lang_hooks.types.signed_type
8778 (size_diffop): Likewise.
8779 (all_ones_mask_p): Likewise.
8780 (build_range_check): Likewise.
8781 (fold_cond_expr_with_comparison): Likewise.
8782 (fold_cond_expr_with_comparison): Likewise.
8783 (unextend): Likewise.
8784 (extract_muldiv_1): Likewise.
8785 (fold_single_bit_test_into_sign_test): Likewise.
8786 (fold_binary): Likewise.
8787 (fold_ternary): Likewise.
8788 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8789 instead of get_signed_or_unsigned_type.
8790 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8791 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8792 * expr.c (signed_or_unsigned_type_for): Use
8793 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8794 * langhooks.c (get_signed_or_unsigned_type): Remove.
8795 (lhd_signed_or_unsigned_type): Remove.
8796 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8797 signed_or_unsigned_type.
8798 (lhd_signed_or_unsigned_type): Remove.
8799 * expmed.c (make_tree): Use signed_type_for instead of
8800 lang_hooks.types.signed_type.
8801 * c-common.c (same_scalar_type_ignoring_signedness): Use
8802 c_common_signed_type instead of lang_hooks.types.signed_type.
8803 (c_common_unsigned_type): New.
8804 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8805 (shorten_compare): Use c_common_unsigned_type instead of
8806 c_common_signed_or_unsigned_type.
8807 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8809 * convert.c (convert_to_integer): Use signed_type_for instead of
8810 lang_hooks.types.signed_type.
8811 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8812 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8813 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8814 * c-format.c (check_format_types): Use c_common_unsigned_type
8815 instead of unsigned_type_for.
8816 * c-decl.c (groakdeclarator): Likewise.
8817 * c-typeck.c (convert_for_assignment): Likewise.
8818 * c-common.h (c_common_unsigned_type): New.
8820 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8823 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8824 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8826 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8829 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8830 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8832 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8833 Sebastian Pop <sebpop@gmail.com>
8835 * lambda-code.c (remove_iv): New.
8836 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8838 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8840 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8841 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8842 * tree-ssa-loop-prefetch.c: Include optabs.h.
8843 (FENCE_FOLLOWING_MOVNT): New macro.
8844 (struct mem_ref): Add independent_p and storent_p fields.
8845 (record_ref): Initalize the new fields.
8846 (gather_memory_references_ref): Return true if the reference
8848 (gather_memory_references): Check whether all memory accesses
8849 in loop were recorded.
8850 (should_issue_prefetch_p): Return false for nontemporal stores.
8851 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8852 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8853 (determine_loop_nest_reuse): Detect independent memory references.
8854 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8855 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8856 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8857 * config/i386/i386.h (x86_mfence): Declare.
8858 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8859 * config/i386/i386.c (x86_mfence): New variable.
8860 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8862 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8863 * optabs.c (init_optabs): Initialize storent_optab.
8864 * optabs.h (enum optab_index): Add OTI_storent.
8865 (storent_optab): Declare.
8866 * genopinit.c (optabs): Add initialization for storent_optab.
8867 * tree.h (MOVE_NONTEMPORAL): New macro.
8868 * expr.c (expand_assignment, store_expr, store_constructor_field,
8869 store_constructor, store_field, expand_expr_real_1): Propagate
8870 nontemporality of the expanded store.
8871 (emit_storent_insn): New function.
8872 * expr.h (expand_assignment, store_expr): Declaration changed.
8873 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8874 to expand_assignment.
8875 * stmt.c (expand_asm_expr): Ditto.
8876 * calls.c (initialize_argument_information): Pass false as
8877 nontemporality to store_expr.
8878 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8881 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8883 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8885 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8887 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8889 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8890 and allow DECL_P here.
8892 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8894 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8895 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8896 track of the size of the expression.
8897 * cfghooks.c (merge_blocks): Remove block from loops structure only
8898 after call of the merge_blocks hook.
8900 2007-06-09 Tom Tromey <tromey@redhat.com>
8902 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8903 (deprecated_state): Removed.
8904 (start_decl): Update.
8905 (enum deprecated_states): Moved earlier.
8906 (groktypename): Update.
8907 (push_parm_decl): Likewise.
8908 (grokfield): Likewise.
8909 (start_function): Likewise.
8911 2007-06-09 Ian Lance Taylor <iant@google.com>
8913 PR tree-optimization/32169
8914 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8915 CONVERT_EXPR, check whether min and max both converted to an
8916 overflow infinity representation.
8918 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8920 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8921 not inserted on the edge.
8923 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8925 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8926 instructions if they are supported.
8927 (__divsi3, __umodsi3, __modsi3): Likewise.
8928 (__ashldi3, __ashrdi3, __lshrdi3): New.
8929 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8931 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8932 Tony Linthicum <tony.linthicum@amd.com>
8934 * doc/invoke.texi: Add fvect-cost-model flag.
8935 * common.opt (fvect-cost-model): New flag.
8936 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8937 cost fields in stmt_vec_info struct for STMT.
8938 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8939 fields in stmt_vec_info struct and access functions for the same.
8940 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8941 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8942 load, store and vector to scalar operation.
8943 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8944 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8945 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8946 (TARG_VEC_STORE_COST): Define cost of vector store.
8947 (vect_estimate_min_profitable_iters): Define new function.
8948 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8949 check to evaluate if loop iterations are less than minimum profitable
8950 iterations determined by cost model or minimum vect loop bound defined
8951 by user, whichever is more conservative.
8952 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8953 run-time check to evaluate if loop iterations are less than minimum
8954 profitable iterations determined by cost model or minimum vect loop
8955 bound defined by user, whichever is more conservative.
8956 (vect_estimate_min_profitable_iterations): New function to estimate
8957 mimimimum iterartions required for vector version of loop to be
8958 profitable over scalar version.
8959 (vect_model_reduction_cost): New function.
8960 (vect_model_induction_cost): New function.
8961 (vect_model_simple_cost): New function.
8962 (vect_cost_strided_group_size): New function.
8963 (vect_model_store_cost): New function.
8964 (vect_model_load_cost): New function.
8965 (vectorizable_reduction): Call vect_model_reduction_cost during
8967 (vectorizable_induction): Call vect_model_induction_cost during
8969 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8970 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8971 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8972 vectorizable_promotion, vectorizable_demotion): Call
8973 vect_model_simple_cost during analysis phase.
8975 2007-06-08 Simon Baldwin <simonb@google.com>
8977 * reg-stack.c (get_true_reg): Readability change. Moved default case
8978 label into direct switch statement scope.
8980 2007-06-08 Simon Baldwin <simonb@google.com>
8982 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8983 in gcc_assert() with '==' comparison.
8985 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8987 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8988 TARGET_ABM handling of x86_popcnt variable.
8990 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8992 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8993 __builtin_copysignq and __builtin_infq built-in functions.
8995 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8997 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8998 SSE4.2 section. Correct built-in function names in SSE4A section.
9000 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9002 PR tree-optimization/32243
9003 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9004 for ncopies after ratio check between nunits_out and nunits_in.
9005 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9007 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9009 PR tree-optimization/32224
9010 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9011 vectorization upon a non GIMPLE_MODIFY_STMT.
9013 2007-06-08 Christian Bruel <christian.bruel@st.com>
9016 * config/sh/sh.md (doloop_end): New pattern and splitter.
9017 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9019 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9022 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9024 (verify_dominators): Do not change dominance tree.
9026 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9028 * config/sh/constraints.md: New file.
9029 * config/sh/sh.c: Include tm-constrs.h.
9030 (reg_class_from_letter): Remove.
9031 (prepare_cbranch_operands): Use satisfies_constraint_*
9032 function instead of macro.
9033 (andcosts, broken_move, sh_secondary_reload): Likewise.
9034 * config/sh/predicates.md (trapping_target_operand): Likewise.
9035 (and_operand, arith_operand, arith_reg_or_0_operand,
9036 cmp_operand, logical_operand, target_operand,
9037 ua_address_operand, ua_offset, xor_operand): Likewise.
9038 * config/sh/sh.md: Include constraints.md.
9039 (*movsicc_t_false): Use satisfies_constraint_* function
9041 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9042 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9043 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9044 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9045 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9046 (REG_CLASS_FROM_CONSTRAINT): Remove.
9047 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9048 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9049 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9050 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9051 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9052 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9053 function instead of macro.
9054 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9055 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9056 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9057 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9058 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9059 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9060 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9061 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9062 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9063 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9064 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9065 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9066 EXTRA_CONSTRAINT_STR): Likewise.
9067 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9069 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9071 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9073 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9076 * c-common.h (flag_cpp0x): Replaced by...
9077 (cxx_dialect): ... this new variable specifying the C++ dialect that
9079 * c-common.c (flag_cpp0x): Removed.
9080 (cxx_dialect): Defined.
9081 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9083 * c-opts.c (c_common_post_options): Likewise.
9084 (set_std_cxx98): Set cxx_dialect to cxx98.
9085 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9087 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9088 Hui-May Chang <hm.chang@apple.com>
9090 * doc/invoke.texi (Darwin Options): Update documentation for
9091 -mmacosx-version-min.
9092 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9093 * config/darwin-driver.c: New file.
9094 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9095 * config/t-darwin (darwin-driver.o): New rule.
9097 * config/darwin-c.c (version_as_macro): Ignore low digit.
9099 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9101 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9102 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9103 (CSGNMODE): New mode macro.
9104 (CSGNVMODE): New mode attribute.
9105 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9106 expander using CSGNMODE mode macro. Handle TFmode.
9107 (copysign<mode>3_const): Rename from copysignsf3_const and
9108 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9110 (copysign<mode>3_var): Rename from copysignsf3_var and
9111 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9113 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9114 mode macro. Handle TFmode.
9115 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9116 (iortf3, *iortf3): Ditto.
9117 (xortf3, *xortf3): Ditto.
9118 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9119 TFmode and TImode masks.
9120 (ix86_expand_copysign): Expand TFmode copysign insn.
9121 (IX86_BUILTIN_INFQ): New.
9122 (IX86_BUILTIN_FABSQ): Ditto.
9123 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9124 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9125 [__builtin_fabsq]: Ditto.
9126 [__builtin_copysignq]: Ditto.
9127 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9128 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9129 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9130 ix86_expand_binop_builtin().
9132 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9134 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9136 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9139 * rtl.h (push_to_sequence2): New.
9140 * emit-rtl.c (push_to_sequence2): New.
9141 * function.c (assign_parm_data_all): Add new fields.
9142 (assign_parm_setup_block): Call push_to_sequence2 instead of
9144 (assign_parm_setup_reg): Ditto.
9145 (assign_parm_setup_stack): Ditto.
9146 (assign_parms_unsplit_complex): Ditto.
9147 (assign_parms): Change field name.
9149 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9151 PR tree-optimization/32220
9152 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9153 phi node is reached before defining statement.
9155 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9158 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9159 after changing the right hand side of the assignment.
9161 2007-06-06 Eric Christopher <echristo@apple.com>
9163 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9164 (x86_64-*-darwin*): Ditto.
9165 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9166 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9168 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9170 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9172 (add_key): Likewise.
9173 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9174 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9176 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9178 (add_cost_one_coalesce): Likewise.
9179 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9180 variable names. Rename orig to orig_name for consistency.
9181 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9183 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9185 (record_equivalences_from_stmt): Likewise.
9186 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9187 the coding conventions.
9188 (memory_ssa_name_same): Likewise.
9189 (dse_optimize_stmt): Likewise.
9190 (dse_record_phis): Likewise.
9191 (dse_finalize_block): Likewise.
9192 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9193 keywords as variable names.
9194 (may_move_till): Cast according to the coding conventions.
9195 (force_move_till_expr): Avoid using C++ keywords as variable names.
9196 (force_move_till): Cast according to the coding conventions.
9197 (memref_hash): Likewise.
9198 (memref_eq): Likewise.
9199 (gather_mem_refs_stmt): Likewise.
9200 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9201 using C++ keywords as variable names.
9202 (idx_find_step): Cast according to the coding conventions.
9203 (idx_record_use): Likewise.
9204 (find_depends): Likewise.
9205 (prepare_decl_rtl): Likewise.
9206 (mbc_entry_hash): Likewise.
9207 (mbc_entry_eq): Likewise.
9208 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9209 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9210 (idx_infer_loop_bounds): Cast according to the coding conventions.
9211 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9212 * tree-ssa-math-opts.c (occ_new ): Likwise.
9213 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9215 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9217 (add_use_op): Likewise.
9218 (add_vop): Likewise.
9219 (add_vuse_op): Likewise.
9220 (add_vdef_op): Likewise.
9221 (get_expr_operands): Likewise.
9222 (push_stmt_changes): Use type safe memory macros.
9223 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9224 keywords as variable names.
9225 (conditional_replacement): Likewise.
9226 (minmax_replacement): Likewise.
9227 (abs_replacement): Likewise.
9228 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9230 (insert_fake_stores): Avoid using C++ keywords as variable names.
9231 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9233 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9234 (heapvar_insert): Use type safe memory macros.
9235 (new_var_info): Cast according to the coding conventions.
9236 (new_constraint): Likewise.
9237 (remove_preds_and_fake_succs): Use type safe memory macros.
9238 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9240 (thread_single_edge): Likewise.
9241 (thread_through_loop_header): Likewise.
9243 2007-06-06 Eric Christopher <echristo@apple.com>
9245 * config/i386/i386.c (override_options): Move handling
9246 of TARGET_SUBTARGET* earlier.
9248 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9250 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9253 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9255 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9256 emited outside of basic block.
9257 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9259 * rtl.h (delete_insn_chain): Declaration changed.
9260 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9262 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9263 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9264 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9265 to delete_insn_chain.
9266 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9267 do not have bb field set.
9268 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9270 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9271 * cfgcleanup.c (try_optimize_cfg): Ditto.
9273 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9275 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9276 (lambda_body_vector_new): Use type safe memory macros.
9277 (lambda_linear_expression_new): Likewise.
9278 (lambda_loopnest_new): Likewise.
9279 (lambda_lattice_new): Likewise.
9280 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9281 conventions. Use type safe memory macros.
9282 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9283 (lambda_body_vector_s): Likewise.
9284 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9285 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9287 2007-06-06 Richard Guenther <rguenther@suse.de>
9289 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9290 if we need to schedule cfg_cleanup.
9291 (tree_ssa_forward_propagate_single_use_vars): Do so.
9293 2007-06-06 Ian Lance Taylor <iant@google.com>
9295 * fold-const.c (merge_ranges): If range_successor or
9296 range_predecessor fail, just return 0.
9298 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9300 PR tree-optimization/32216
9301 * tree-vectorizer.c (supportable_widening_operation): Determine
9302 signedness of FIX_TRUNC_EXPR from output operand.
9303 (supportable_narrowing_operation): Ditto.
9304 * tree-vect-generic.c (expand_vector_operations_1): Determine
9305 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9308 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9310 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9311 (struct pta): ...from here. Change flags to unsigned to avoid
9312 excessive casting (as it is used as a bit mask).
9313 (override_options): Add casts according to the coding convenventions.
9314 (x86_64_elf_unique_section): Likewise.
9315 (examine_argument): Avoid using C++ keywords as variable names.
9316 (construct_container): Likewise.
9317 (legitimize_pic_address): Likewise.
9318 (get_dllimport_decl): Cast according to the coding conventions. Use
9319 type safe memory macros.
9320 (legitimize_address): Cast according to the coding conventions.
9321 (emit_i387_cw_initialization): Corrected the type of slot to enum
9323 (ix86_init_machine_status): Use type safe memory macros.
9324 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9325 (bdesc_pcmpistr): Likewise.
9326 (bdesc_crc32): Likewise.
9327 (bdesc_sse_3arg): Likewise.
9328 (bdesc_2arg): Likewise.
9329 (bdesc_1arg): Likewise.
9330 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9331 (ix86_expand_sse_pcmpistr): Likewise.
9332 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9333 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9334 int to match the langhook definition.
9335 (ix86_builtin_conversion): Change the type of code to unsigned init to
9336 match the langhook definition.
9337 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9339 (ix86_preferred_output_reload_class): Likewise.
9340 (ix86_cannot_change_mode_class): Likewise.
9341 (ix86_memory_move_cost): Likewise.
9342 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9343 avoid excessive casting later on.
9344 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9346 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9348 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9349 as flags setting insn.
9350 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9352 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9354 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9355 (UNSPEC_ROUND): New.
9356 ("sse4_1_round<mode>2"): New insn pattern.
9357 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9359 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9360 expander using SSEMODEF mode macro. Expand using
9361 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9362 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9363 expander using SSEMODEF mode macro. Expand using
9364 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9365 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9366 expander using SSEMODEF mode macro. Expand using
9367 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9368 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9369 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9370 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9373 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9374 Sebastian Pop <sebpop@gmail.com>
9376 * lambda.h (build_linear_expr): New.
9377 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9378 Use build_linear_expr, call fold and force_gimple_operand.
9379 (lambda_loopnest_to_gcc_loopnest): Check that there is
9380 something to insert.
9381 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9383 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9385 PR preprocessor/23479
9386 * doc/extend.texi: Document the 0b-prefixed binary integer
9389 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9391 PR tree-optimization/32215
9392 * tree-vectorizer.c (supportable_widening_operation): Return false
9393 for unsupported FIX_TRUNC_EXPR tree code.
9394 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9396 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9398 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9399 register on SPE targets. Change documentation to reflect
9401 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9402 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9403 out of the register allocation pool.
9404 (rs6000_reg_live_or_pic_offset_p): New function.
9405 (rs6000_emit_prologue): Move the actual saving of LR up to free
9406 r0 for holding r11. Split saving of SPE 64-bit registers into
9407 its own case. Ensure that offsets will always be in-range for
9408 'evstdd' by using r11 as a scratch register to point at the start
9409 of the SPE save area. Save r11 if necessary, as it is the static
9411 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9412 into its own case. Ensure that offsets will always be in-range
9413 for 'evldd' by using r11 as a scratch register to point at the
9414 start of the SPE save area. Also adjust r11 when restoring
9415 the stack pointer to compensate for pre-loading r11.
9417 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9419 * cfg.c (init_flow): Use type safe memory macros.
9420 (alloc_block): Likewise.
9421 (unchecked_make_edge): Likewise.
9422 (dump_flow_info): Avoid using C++ keywords as variable names.
9423 (copy_original_table_clear): Cast according to the coding conventions.
9424 (copy_original_table_set): Likewise.
9425 * cfgexpand (label_rtx_for_bb): Likewise.
9426 (expand_gimple_basic_block): Likewise.
9427 * cfghooks.c (dump_bb): Likewise.
9428 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9430 (lv_add_condition_to_bb): Likewise.
9431 * cfglayout (relink_block_chain): Cast according to the coding
9433 (fixup_reorder_chain): Likewise.
9434 (fixup_fallthru_exit_predecessor): Likewise.
9435 * cfgloop.c (glb_enum_p): Likewise.
9436 (get_exit_description): Likewise.
9437 (dump_recorded_exit): Likewise.
9438 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9439 (struct loop): ... from here.
9440 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9442 * cfgrtl.c (rtl_create_basic_block): Likewise.
9443 (rtl_split_block): Likewise.
9444 (rtl_dump_bb): Likewise.
9445 (cfg_layout_split_block): Likewise.
9446 (init_rtl_bb_info): Use typesafe memory macros.
9448 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9449 * graphds.h: Updated all usages of edge to graph_edge.
9450 * graphds.c: Likewise.
9451 * cfgloopanal.c: Likewise.
9453 2007-06-05 Ian Lance Taylor <iant@google.com>
9455 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9456 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9457 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9459 (test_for_singularity): Likewise.
9461 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9463 * config/i386/constraints.md ("Y2"): Replaced by ...
9465 * config/i386/i386.md: Likewise.
9466 * config/i386/mmx.md: Likewise.
9467 * config/i386/sse.md: Likewise.
9469 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9471 * config/i386/constraints.md ("z"): Replaced by ...
9473 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9474 (sse4_1_blendvps): Likewise.
9475 (sse4_1_pblendvb): Likewise.
9476 (sse4_2_pcmpestr): Likewise.
9477 (sse4_2_pcmpestrm): Likewise.
9478 (sse4_2_pcmpestr_cconly): Likewise.
9479 (sse4_2_pcmpistr): Likewise.
9480 (sse4_2_pcmpistrm): Likewise.
9481 (sse4_2_pcmpistr_cconly): Likewise.
9483 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9485 * matrix-reorg.c (transform_access_sites): Fix computation.
9486 (transform_allocation_sites): Same.
9488 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9490 * config/i386/i386.c (override_options): Use
9491 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9493 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9495 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9496 (nonimm_not_xmm0_operand): Ditto.
9497 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9498 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9499 as operand[2] predicate. Require "z" class XMM register for
9500 operand[3]. Adjust asm template.
9501 ("sse4_1_blendvpd"): Ditto.
9502 ("sse4_1_pblendvb"): Ditto.
9503 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9504 force op2 into xmm0 register for variable blend instructions.
9506 2007-06-04 Tom Tromey <tromey@redhat.com>
9508 * c-tree.h (start_enum): Update.
9509 (build_enumerator): Likewise.
9510 * c-decl.c (enum_next_value): Removed.
9511 (enum_overflow): Likewise.
9512 (start_enum): Add c_enum_contents argument. Don't use globals.
9513 (build_enumerator): Likewise.
9514 * c-tree.h (struct c_enum_contents): New struct.
9516 2007-06-04 Tom Tromey <tromey@redhat.com>
9518 * c-common.c (c_common_get_alias_set): Fix indentation.
9520 2007-06-04 Ian Lance Taylor <iant@google.com>
9522 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9523 to overflow, reduce overflow infinity to regular infinity.
9524 (vrp_var_may_overflow): New static function.
9525 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9527 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9529 * stor-layout.c (layout_type): Remove duplicate code.
9531 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9534 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9535 before build_common_builtin_nodes ().
9537 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9540 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9542 2007-06-04 Jan Hubicka <jh@suse.cz>
9544 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9545 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9546 instead of _stat version.
9548 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9550 PR tree-optimization/32194
9551 * tree-predcom.c (determine_offset): Check that both references have
9554 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9556 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9557 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9558 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9559 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9560 Add argument to iterate_fix_dominators call.
9561 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9562 * gcse.c (hoist_code): Change domby to vector.
9563 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9564 Add argument to iterate_fix_dominators call.
9565 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9566 recompute_dominator.
9567 * lambda-code.c (perfect_nestify): Ditto.
9568 * cfgloopanal.c: Include graphds.h.
9569 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9570 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9571 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9573 * graphds.c: New file.
9574 * graphds.h: New file.
9575 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9576 (get_dominated_by, get_dominated_by_region): Change return type to
9578 (verify_dominators): Recompute all dominators and compare the results.
9579 (recount_dominator): Renamed to ...
9580 (recompute_dominator): ... this. Do not check that the block is
9582 (iterate_fix_dominators): Reimplemented.
9583 (prune_bbs_to_update_dominators, root_of_dom_tree,
9584 determine_dominators_for_sons): New functions.
9585 * et-forest.c (et_root): New function.
9586 * et-forest.h (et_root): Declare.
9587 * Makefile.in (graphds.o): Add.
9588 (cfgloopanal.o): Add graphds.h dependency.
9589 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9590 * basic-block.h (get_dominated_by, get_dominated_by_region,
9591 iterate_fix_dominators): Declaration changed.
9592 (recount_dominator): Renamed to ...
9593 (recompute_dominator): ... this.
9594 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9595 (thread_through_all_blocks): Do not free dominance info.
9597 2007-06-03 Andreas Schwab <schwab@suse.de>
9599 * config/m68k/m68k.c (override_options): Don't override
9601 * config/m68k/m68k-modes.def (SF, DF): Define to use
9602 motorola_single_format and motorola_double_format, resp.
9603 * real.c (motorola_single_format): Renamed from
9604 coldfire_single_format.
9605 (motorola_double_format): Renamed from coldfire_double_format.
9606 (encode_ieee_extended): Generate a proper canonical NaN image
9607 respecting canonical_nan_lsbs_set.
9608 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9610 * real.h: Adjust declarations.
9612 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9615 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9616 the symbol is generated with the stack protector.
9618 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9620 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9621 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9623 * doc/extend.texi (interrupt): Mention m68k.
9625 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9627 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9628 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9629 (ix86_expand_sse_pcmpestr): Do not check operands for
9630 "register_operand", when insn operand predicate is "register_operand".
9631 (ix86_expand_sse_pcmpistr): Ditto.
9633 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9634 Uros Bizjak <ubizjak@gmail.com>
9636 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9637 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9638 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9639 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9640 * config/i386/constraints.md ("z"): New register constraint
9641 for members of SSE_FIRST_REG class.
9642 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9643 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9644 SSE_FIRST_REG class.
9645 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9646 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9647 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9648 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9649 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9650 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9651 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9652 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9653 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9654 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9655 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9656 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9657 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9658 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9659 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9660 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9661 (struct builtin_description): Change "flag" field to unsigned.
9662 (bdesc_pcmpestr): New builtin description table.
9663 (bdesc_pcmpistr): Likewise.
9664 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9665 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9666 Initialize pcmp[ei]str[im] insns for SSE4.2.
9667 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9668 (ix86_expand_sse_pcmpistr): Likewise.
9669 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9670 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9671 (UNSPEC_PCMPISTR): Likewise.
9672 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9673 (sse4_2_pcmpestri):New isns pattern.
9674 (sse4_2_pcmpestrm): Likewise.
9675 (sse4_2_pcmpestr_cconly): Likewise.
9676 (sse4_2_pcmpistr): New insn patern and splitter.
9677 (sse4_2_pcmpistri):New isns pattern.
9678 (sse4_2_pcmpistrm): Likewise.
9679 (sse4_2_pcmpistr_cconly): Likewise.
9680 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9683 2007-06-01 David Daney <ddaney@avtrex.com>
9685 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9686 LOADGP_ABSOLUTE and not binds_local_p.
9688 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9690 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9692 2007-06-01 Ian Lance Taylor <iant@google.com>
9694 * tree-vrp.c (compare_name_with_value): Always set
9695 used_strict_overflow if we get a result from the variable itself.
9697 2007-06-01 Ian Lance Taylor <iant@google.com>
9699 PR rtl-optimization/31455
9700 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9701 subregs which have a cast between modes which are not tieable.
9703 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9705 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9706 breaks after return statements.
9708 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9710 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9711 only after no_new_pseudos.
9713 2007-05-31 Eric Christopher <echristo@apple.com>
9715 * expr.c (convert_move): Assert that we don't have a BLKmode
9717 (store_expr): Handle BLKmode moves by calling emit_block_move.
9719 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9721 * c-typeck.c (build_indirect_ref): Include type in error message.
9722 (build_binary_op): Pass types to binary_op_error.
9723 * c-common.c (binary_op_error): Take two type arguments, print out
9725 * c-common.h (binary_op_error): Update prototype.
9727 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9729 * config/i386/i386.c: Correct coments on -mno-sse4.
9731 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9733 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9734 (x86_64-*-*): Likewise.
9735 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9736 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9737 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9738 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9739 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9740 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9741 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9742 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9743 (OPTION_MASK_ISA_SSE4): Likewise.
9744 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9745 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9746 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9747 (override_options): Support SSE4.2.
9748 (ix86_build_const_vector): Support SImode and DImode.
9749 (ix86_build_signbit_mask): Likewise.
9750 (ix86_expand_int_vcond): Support V2DImode.
9751 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9752 (IX86_BUILTIN_CRC32HI): Likewise.
9753 (IX86_BUILTIN_CRC32SI): Likewise.
9754 (IX86_BUILTIN_CRC32DI): Likewise.
9755 (IX86_BUILTIN_PCMPGTQ): Likewise.
9756 (bdesc_crc32): Likewise.
9757 (bdesc_sse_3arg): Likewise.
9758 (ix86_expand_crc32): Likewise.
9759 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9760 (ix86_expand_builtin): Likewise.
9761 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9762 __SSE4_2__ for -msse4.2.
9763 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9764 (CRC32MODE): Likewise.
9765 (crc32modesuffix): Likewise.
9766 (crc32modeconstraint): Likewise.
9767 (sse4_2_crc32<mode>): Likewise.
9768 (sse4_2_crc32di): Likewise.
9769 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9771 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9772 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9773 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9774 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9775 (vcondu<mode>): Likewise.
9776 * doc/extend.texi: Document SSE4.2 built-in functions.
9777 * doc/invoke.texi: Document -msse4.2/-msse4.
9779 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9781 PR tree-optimization/32160
9782 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9783 variable as gimple reg.
9784 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9786 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9788 * gcc.c (main): Don't consider linker options when issuing the
9789 warning about a linker input file not being used.
9791 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9793 * tree-vrp.c (compare_names): Initialize sop.
9795 2007-05-30 Dirk Mueller <dmueller@suse.de>
9797 * cgraphunit.c (cgraph_analyze_function): Remove
9798 computation of inline parameters.
9800 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9802 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9804 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9806 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9807 Add vx-common.h. Include vxworks.h between vx-common.h and
9809 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9811 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9812 (TARGET_ASM_DESTRUCTOR): Likewise.
9813 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9814 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9815 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9816 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9817 (VXWORKS_ENDIAN_SPEC): Define.
9818 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9819 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9820 VXWORKS_* equivalents.
9821 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9822 (ASM_FILE_START): Delete.
9823 (TARGET_VERSION): Reformat.
9824 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9825 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9826 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9827 (FPBIT, DPBIT): Define.
9828 (fp-bit.c, dp-bit.c): New rules.
9829 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9830 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9831 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9832 * config/arm/arm.h: Include vxworks-dummy.h.
9833 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9834 Mark with ATTRIBUTE_UNUSED.
9835 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9836 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9837 make it incompatible with -msingle-pic-base.
9838 (arm_function_ok_for_sibcall): Return false for calls that might
9839 go through a VxWorks PIC PLT entry.
9840 (require_pic_register): New function, split out from...
9841 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9843 (arm_load_pic_register): Handle the VxWorks RTP initialization
9844 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9845 (arm_emit_call_insn): New function.
9846 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9847 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9848 (pic_offset_arm): New pattern.
9849 (call, call_value): Use arm_emit_call_insn.
9850 (call_internal, call_value_internal): New expanders.
9851 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9852 VxWorks unless __PIC__.
9854 2007-05-30 Eric Christopher <echristo@gmail.com>
9856 * genrecog.c: Include regs.h in generated file.
9857 * genemit.c: Ditto. Fix up formatting.
9858 * config/mn10300/constraints.md: New.
9859 * config/mn10300/mn10300.md: Include.
9860 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9861 Fix up for removed macro.
9862 * config/mn10300/predicates.md (call_address_operand): Ditto.
9863 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9864 (CONST_OK_FOR_I): Ditto.
9865 (CONST_OK_FOR_J): Ditto.
9866 (CONST_OK_FOR_K): Ditto.
9867 (CONST_OK_FOR_L): Ditto.
9868 (CONST_OK_FOR_M): Ditto.
9869 (CONST_OK_FOR_N): Ditto.
9870 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9874 (EXTRA_CONSTRAINT): Ditto.
9876 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9878 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9880 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9881 OPTION_MASK_ISA_64BIT.
9882 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9884 2007-05-30 Richard Guenther <rguenther@suse.de>
9887 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9888 types for comparison.
9889 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9890 with original typed arguments.
9891 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9893 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9895 PR tree-optimization/31769
9896 * except.c (duplicate_eh_regions): Clear prev_try if
9897 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9899 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9901 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9902 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9903 bsi of the location where statements should be inserted.
9904 (sink_code_in_bb): Take bsi from statement_sink_location.
9905 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9906 instead of bsi_start.
9907 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9909 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9910 (bsi_move_before): Document inconsistency with bsi_move_after.
9911 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9913 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9915 * config/i386/i386.h (TARGET_ABM): New define.
9916 (TARGET_POPCNT): Ditto.
9917 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9918 New temporary defines to redefine from OPTION_ISA_* defines.
9919 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9920 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9921 (ix86_isa_flags): New extern int declaration.
9922 (TARGET_SUBTARGET_DEFAULT): New define.
9923 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9924 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9925 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9926 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9927 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9928 * config/i386/darwin.h: Change TARGET_64BIT define to
9931 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9932 using existing "ix86_isa_flags" varible.
9933 (m32, m64): Use existing "ix86_isa_flags" variable.
9934 (mmmx, m3dnow): Ditto.
9935 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9936 (mabm): Define as non-negative option using "x86_abm" variable.
9937 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9939 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9940 Rewrite feature test bitmap.
9941 (ix86_isa_flags): New initialized global int varible.
9942 (ix86_isa_flags_explicit): New static int variable.
9943 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9944 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9945 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9946 target_flags_explicit.
9947 (override_options): Remove "target_enable" and "target_disable" fields
9948 from "struct ptt". Update processor_target_table accordingly. Remove
9949 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9950 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9951 "target_flags" and "ix86_isa_flags_explicit" instead of
9952 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9953 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9954 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9955 to true when either of PTA_POPCNT or PTA_ABM is set in
9956 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9957 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9958 processor_alias_table flags entry. Remove handling of
9959 "target_enable" and "target_disable" fields of processor_target_table.
9960 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9961 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9962 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9963 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9964 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9966 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9968 2007-05-29 David Daney <ddaney@avtrex.com>
9971 * config/mips/mips.c (mips_output_mi_thunk): Emit
9972 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9974 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9975 * config/i386/i386.c (ix86_function_regparm): Added checking of
9976 ix86_force_align_arg_pointer to determine the number of
9977 register parameters.
9979 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9981 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9982 (SET_DR_MISALIGNMENT): New.
9983 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9984 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9985 Use SET_DR_MISALIGNMENT.
9986 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9988 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9989 find_loop_nest): Export.
9990 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9991 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9992 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9993 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9995 (struct mem_ref): Add field reuse_distance.
9996 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9997 Initialize reuse_distance field.
9998 (issue_prefetch_ref): Select temporality of prefetch according to
10000 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10001 self_reuse_distance, determine_loop_nest_reuse): New functions.
10002 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10003 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10004 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10007 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10009 * tree-ssa-alias.c: Add aliasing overview.
10011 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10012 Danny Smith <dannysmith@users.sourceforge.net>
10015 * config/i386/t-crtfm: Compile crtfastmath.o with
10016 -minline-all-stringops.
10017 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10018 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10020 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10022 * doc/md.texi: Document constraints on HP PA-RISC.
10024 * pa/constraints.md: New file.
10025 * pa.md: Include constraints.md.
10026 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10027 (integer_store_memory_operand, ldil_cint_p): New functions.
10028 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10029 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10030 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10031 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10032 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10034 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10037 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10038 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10039 case POSTDECREMENT_EXPR>): Return the error_mark_node
10040 if either the real or imaginary parts would an
10043 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10045 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10046 name when we remove it from a call.
10048 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10050 * targhooks.c (default_narrow_bitfield): Remove.
10051 * targhooks.h: Remove the prototype for
10052 default_narrow_bitfield.
10054 * langhooks-def.h: Remove the prototype for
10055 hook_get_alias_set_0.
10056 * langhooks.c (hook_get_alias_set_0): Remove.
10058 * global.c (EXECUTE_IF_CONFLICT): Remove.
10060 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10063 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10064 return true when truth_value_p is true and the type
10067 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10069 * doc/install.texi (Prerequisites): We no longer require Autoconf
10070 2.13 for the top-level.
10072 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10074 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10075 memory access via x86_expand_vector_move_misalign() only for
10076 TImode values on 32-bit targets.
10078 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10080 * matrix-reorg.c: New file. Implement matrix flattening and
10081 transposing optimization.
10082 * tree-pass.h: Add matrix reorg pass.
10083 * common.opt: Add fipa-mreorg flag.
10084 * Makefile.in: Add matrix-reorg.c.
10085 * passes.c: Add matrix reorg pass.
10086 * varpool.c (add_new_static_var): New function.
10087 * cgraph.h (add_new_static_var): Declare.
10089 2007-05-27 Eric Christopher <echristo@apple.com>
10091 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10092 sp_offset depending on stack size. Save r12 depending
10093 on registers we're saving later.
10094 (rs6000_emit_epilogue): Update sp_offset depending only
10097 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10099 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10100 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10101 * ifcvt.c (if_convert): Ditto.
10102 * tree-ssa-threadupdate.c (thread_block): Ditto.
10103 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10104 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10105 verify_loop_closed_ssa): Check number_of_loops instead of
10107 * predict.c (tree_estimate_probability): Ditto.
10108 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10109 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10110 * modulo-sched.c (sms_schedule): Ditto.
10111 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10112 (scev_finalize): Do not do anything if scev analysis was not
10114 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10115 current_loops == NULL.
10116 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10117 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10118 there are no loops.
10119 (loop_optimizer_finalize): Assert that loops were analyzed.
10120 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10121 rtl_doloop): Check number_of_loops instead of current_loops.
10122 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10123 current_loops == NULL.
10124 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10125 gate_tree_vectorize tree_linear_transform, check_data_deps,
10126 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10127 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10128 Check number_of_loops instead of current_loops.
10129 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10130 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10131 free loops if available.
10132 (execute_pre): Do not pass do_fre to fini_pre.
10134 2007-05-27 Tobias Burnus <burnus@net-b.de>
10136 PR middle-end/32083
10137 * real.c (mpfr_from_real): Fix sign of -Inf.
10139 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10141 * tree-vect-transform.c (vectorizable_conversion): Initialize
10142 tree_code variables to ERROR_MARK.
10143 (vectorizable_type_demotion): Likewise.
10144 (vectorizable_type_promotion): Likewise.
10146 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10149 * config/i386/i386.md (movti): Handle push operands via
10150 ix86_expand_push().
10152 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10154 * basic-block.h: Remove the prototype for merge_seq_blocks.
10155 * cfgcleanup.c (merge_seq_blocks): Remove.
10157 * tree-flow.h: Remove the prototype for is_aliased_with.
10158 * tree-ssa-alias.c (is_aliased_with): Remove.
10160 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10162 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10164 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10166 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10167 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10168 (vec_unpacks_hi_v16qi): Likewise.
10169 (vec_unpacku_lo_v16qi): Likewise.
10170 (vec_unpacks_lo_v16qi): Likewise.
10171 (vec_unpacku_hi_v8hi): Likewise.
10172 (vec_unpacks_hi_v8hi): Likewise.
10173 (vec_unpacku_lo_v8hi): Likewise.
10174 (vec_unpacks_lo_v8hi): Likewise.
10175 (vec_unpacku_hi_v4si): Likewise.
10176 (vec_unpacks_hi_v4si): Likewise.
10177 (vec_unpacku_lo_v4si): Likewise.
10178 (vec_unpacks_lo_v4si): Likewise.
10180 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10182 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10183 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10184 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10185 follow spelling conventions in various
10186 warning/error/diagnostic messages.
10188 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10189 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10190 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10191 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10192 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10193 * doc/tm.texi: Follow spelling conventions.
10195 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10198 * tree-ssa-forwprop.c
10199 (forward_propagate_addr_into_variable_array_index): Remove
10200 the lhs argument. Use the type of def_rhs instead of lhs.
10201 (forward_propagate_addr_expr_1): Update use of
10202 forward_propagate_addr_into_variable_array_index.
10204 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10205 Nigel Stephens <nigel@mips.com>
10207 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10208 function attributes, "far" being an alias for "long_call".
10209 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10210 (mips_near_type_p, mips_far_type_p): New.
10211 (mips_comp_type_attributes): New function to check that attributes
10212 attached to a function type are compatible.
10213 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10214 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10215 to the target function of the thunk.
10216 (mips_encode_section_info): Check for "near" and "far" function
10217 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10219 * config/mips/predicates.md (const_call_insn_operand): Test only
10220 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10222 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10225 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10226 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10227 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10228 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10230 2007-05-25 Eric Christopher <echristo@apple.com>
10232 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10233 to x86-darwin configurations.
10234 * config/i386/t-darwin: Add softfp support.
10235 * config/i386/t-darwin64: Ditto.
10236 * config/i386/sfp-machine.h: If mach then don't use
10237 aliasing, emit a stub to call.
10239 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10241 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10242 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10243 tree-predcom.c, tree-ssa-alias-warnings.c,
10244 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10245 comment typos. Follow spelling conventions.
10246 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10248 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10251 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10252 constants into memory. Expand unaligned memory references for
10253 SSE modes via x86_expand_vector_move_misalign() function.
10255 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10257 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10258 "memory" attribute for "sseishft" type insn without operands[2].
10260 2007-05-25 Dirk Mueller <dmueller@suse.de>
10261 Marcus Meissner <meissner@suse.de>
10263 * doc/extend.texi (alloc_size): New attribute.
10264 * c-common.c (handle_alloc_size_attribute): New.
10265 * tree-object-size.c (alloc_object_size): Use alloc_size
10266 attribute, if available.
10268 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10270 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10272 (__builtin_ia32_vec_ext_v2di): Likewise.
10273 (__builtin_ia32_vec_ext_v4si): Likewise.
10274 (__builtin_ia32_vec_ext_v8hi): Likewise.
10275 (__builtin_ia32_vec_ext_v16qi): Likewise.
10276 (__builtin_ia32_vec_set_v8hi): Likewise.
10278 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10280 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10282 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10284 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10285 (arm_is_longcall_p): Rename to...
10286 (arm_is_long_call_p): ...this. Take a single tree argument and
10288 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10289 (CUMULATIVE_ARGS): Remove call_cookie.
10290 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10291 (ENCODED_LONG_CALL_ATTR_P): Delete.
10292 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10293 LONG_CALL_FLAG_CHAR cases.
10294 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10295 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10296 ARM_DECLARE_FUNCTION_SIZE.
10297 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10298 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10299 (arm_encode_call_attribute, current_file_function_operand): Delete.
10300 (arm_function_in_section_p): New function.
10301 (arm_is_longcall_p): Rename to...
10302 (arm_is_long_call_p): ...this. Take the target function as a single
10303 argument and return a bool. Do not rely on call cookies. Check
10304 whether the target symbol is in the same section as the current
10305 function, not just the same compilation unit.
10306 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10307 (arm_encode_section_info): Don't encode a call type.
10308 * config/arm/arm.md (call, call_value): Update calls to
10309 arm_is_long(_)call_p. Simplify logic.
10310 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10311 Update calls to arm_is_long(_)call_p.
10313 2007-05-25 Richard Guenther <rguenther@suse.de>
10315 PR tree-optimization/31982
10316 * tree-ssa-forwprop.c
10317 (forward_propagate_addr_into_variable_array_index): Handle arrays
10318 with element size one.
10320 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10322 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10323 (umulsi3_highpart): Likewise.
10325 2007-05-24 Ian Lance Taylor <iant@google.com>
10327 PR rtl-optimization/32069
10328 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10331 2007-05-24 Ollie Wild <aaw@google.com>
10333 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10336 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10338 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10339 (oprs_unchanged_p): Use it to check all registers in a REG.
10340 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10341 (reg_set_between_after_reload_p): Delete.
10342 (reg_used_between_after_reload_p): Likewise.
10343 (reg_set_or_used_since_bb_start): Likewise.
10344 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10345 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10346 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10347 * rtlanal.c (reg_set_p): Check whether REG overlaps
10348 regs_invalidated_by_call, rather than just checking the
10349 membership of REGNO (REG).
10351 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10353 * doc/passes.texi: Document predictive commoning.
10354 * doc/invoke.texi (-fpredictive-commoning): Document.
10355 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10356 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10357 adding indices to the generated name.
10358 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10359 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10360 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10361 (op_symbol_code): ... and exported.
10362 (dump_omp_clause, op_symbol): Use op_symbol_code
10363 instead of op_symbol_1.
10364 * tree-pass.h (pass_predcom): Declare.
10365 * timevar.def (TV_PREDCOM): New timevar.
10366 * tree-ssa-loop.c (run_tree_predictive_commoning,
10367 gate_tree_predictive_commoning, pass_predcom): New.
10368 * tree-data-ref.c (find_data_references_in_loop): Find the
10369 references in dominance order.
10370 (canonicalize_base_object_address): Ensure that the result has
10372 (dr_analyze_innermost): Export.
10373 (create_data_ref): Code to fail for references with invariant
10375 (find_data_references_in_stmt): ... here.
10376 * tree-data-ref.h (dr_analyze_innermost): Declare.
10377 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10378 (aff_combination_find_elt, name_expansion_hash,
10379 name_expansion_eq, tree_to_aff_combination_expand,
10380 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10382 * tree-affine.h (aff_combination_constant_multiple_p,
10383 tree_to_aff_combination_expand): Declare.
10384 * tree-predcom.c: New file.
10385 * common.opt (fpredictive-commoning): New option.
10386 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10387 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10388 * Makefile.in (tree-predcom.o): Add.
10389 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10390 * passes.c (init_optimization_passes): Add dceloop after
10391 copy propagation in loop optimizer. Add predictive commoning
10392 to loop optimizer passes.
10394 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10396 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10399 2007-05-24 Jan Hubicka <jh@suse.cz>
10401 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10403 (genheader): Include statistics.h.
10405 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10407 * print-rtl.c (flag_dump_unnumbered): Update comments.
10408 (print_rtl): Fix my previous change.
10409 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10412 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10414 PR middle-end/32018
10415 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10417 (thread_through_all_blocks): Call initialize_original_copy_tables
10418 and free_original_copy_tables.
10419 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10421 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10422 * cfghooks.c (duplicate_block): Use get_loop_copy.
10423 * cfg.c: Include cfgloop.h.
10424 (loop_copy): New hash table.
10425 (initialize_original_copy_tables): Initialize loop_copy table.
10426 (free_original_copy_tables): Free loop_copy table.
10427 (copy_original_table_clear, copy_original_table_set,
10428 set_loop_copy, get_loop_copy): New functions.
10429 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10430 * cfgloop.h (struct loop): Remove copy field.
10431 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10432 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10434 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10436 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10437 -msse/-msse2/-msse3.
10439 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10441 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10442 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10444 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10447 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10448 * targhooks.h (default_mangle_decl_assembler_name): Declare
10450 * targhooks.c (default_mangle_decl_assembler_name): Define
10452 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10454 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10455 * langhooks.c (lhd_set_decl_assembler_name): Call
10456 targetm.mangle_decl_assembler_name for names with global scope.
10458 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10460 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10461 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10463 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10464 New. Factored out of i386_pe_encode_section_info.
10465 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10466 Move check for prior decoration of stdcall
10467 symbols to i386_pe_encode_section_info.
10468 (i386_pe_encode_section_info): Adjust call to
10469 gen_stdcall_or_fastcall_suffix. Use
10470 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10471 (i386_pe_mangle_decl_assembler_name): New. Wrap
10472 i386_pe_maybe_mangle_decl_assembler_name.
10474 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10476 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10477 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10478 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10479 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10480 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10483 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10484 Nigel Stephens <nigel@mips.com>
10485 Richard Sandiford <richard@codesourcery.com>
10487 Fix up MIPS16 hard float and add support for complex.
10489 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10490 (TARGET_SOFT_FLOAT_ABI): New.
10491 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10492 __mips_soft_float to reflect the ABI in use, not whether the
10493 FPU is directly accessible (e.g., in MIPS16 mode).
10494 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10495 (UNITS_PER_FPVALUE): Likewise.
10497 * config/mips/mips.c (mips_expand_call): Remove redundant
10498 TARGET_MIPS16 check.
10499 (mips_arg_regno): New.
10500 (function_arg_advance): When setting bits in cum->fp_code for
10501 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10503 (function_arg): Use mips_arg_regno.
10504 (mips_return_mode_in_fpr_p): New.
10505 (mips16_call_stub_mode_suffix): New.
10506 (mips16_cfun_returns_in_fpr_p): New.
10507 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10508 (mips_output_function_prologue): Test mips16_hard_float, not
10509 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10510 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10511 return value into a floating-point register.
10512 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10513 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10514 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10515 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10516 word of double arguments from or to the high bits of 64-bit
10517 floating point registers.
10518 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10519 (mips16_fpret_double): New helper function.
10520 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10521 support for complex modes. Fill in DECL_RESULT for stubdecl.
10522 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10524 * config/mips/mips16.S
10525 (RET, ARG1, ARG2): New.
10526 (MERGE_GPRf, MERGE_GPRt): New.
10527 (DELAYt, DELAYf): New.
10528 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10529 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10530 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10531 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10532 (SFOP): Renamed to...
10533 (OPSF3): This, and macro-ified. Updated all uses.
10534 (SFOP2): Renamed to...
10535 (OPSF2): This, and macro-ified. Updated all uses.
10536 (SFCMP): Renamed to...
10537 (CMPSF): This, and macro-ified. Updated all uses.
10538 (SFREVCMP): Renamed to...
10539 (REVCMPSF): This, and macro-ified. Updated all uses.
10540 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10541 (LDDBL1, LDDBL2, RETDBL): Deleted.
10542 (DFOP): Renamed to...
10543 (OPDF3): This, and macro-ified. Updated all uses.
10544 (DFOP2): Renamed to...
10545 (OPDF2): This, and macro-ified. Updated all uses.
10546 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10547 (DFCMP): Renamed to...
10548 (CMPDF): This, and macro-ified. Updated all uses.
10549 (DFREVCMP): Renamed to...
10550 (REVCMPDF): This, and macro-ified. Updated all uses.
10551 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10552 (RET_FUNCTION): New.
10553 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10554 (__mips16_ret_sc, __mips16_ret_dc): New.
10555 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10556 STUB_ARGS_6, STUB_ARGS_10): New.
10557 (CALL_STUB_NO_RET): New.
10558 (__mips16_call_stub_1): Macro-ified.
10559 (__mips16_call_stub_5): Macro-ified.
10560 (__mips16_call_stub_2): Macro-ified.
10561 (__mips16_call_stub_6): Macro-ified.
10562 (__mips16_call_stub_9): Macro-ified.
10563 (__mips16_call_stub_10): Macro-ified.
10564 (CALL_STUB_RET): New.
10565 (__mips16_call_stub_sf_0): Macro-ified.
10566 (__mips16_call_stub_sf_1): Macro-ified.
10567 (__mips16_call_stub_sf_5): Macro-ified.
10568 (__mips16_call_stub_sf_2): Macro-ified.
10569 (__mips16_call_stub_sf_6): Macro-ified.
10570 (__mips16_call_stub_sf_9): Macro-ified.
10571 (__mips16_call_stub_sf_10): Macro-ified.
10572 (__mips16_call_stub_df_0): Macro-ified.
10573 (__mips16_call_stub_df_1): Macro-ified.
10574 (__mips16_call_stub_df_5): Macro-ified.
10575 (__mips16_call_stub_df_2): Macro-ified.
10576 (__mips16_call_stub_df_6): Macro-ified.
10577 (__mips16_call_stub_df_9): Macro-ified.
10578 (__mips16_call_stub_df_10): Macro-ified.
10579 (__mips16_call_stub_sc_0): New.
10580 (__mips16_call_stub_sc_1): New.
10581 (__mips16_call_stub_sc_5): New.
10582 (__mips16_call_stub_sc_2): New.
10583 (__mips16_call_stub_sc_6): New.
10584 (__mips16_call_stub_sc_9): New.
10585 (__mips16_call_stub_sc_10): New.
10586 (__mips16_call_stub_dc_0): New.
10587 (__mips16_call_stub_dc_1): New.
10588 (__mips16_call_stub_dc_5): New.
10589 (__mips16_call_stub_dc_2): New.
10590 (__mips16_call_stub_dc_6): New.
10591 (__mips16_call_stub_dc_9): New.
10592 (__mips16_call_stub_dc_10): New.
10594 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10595 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10596 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10598 2007-05-23 Ian Lance Taylor <iant@google.com>
10600 * doc/invoke.texi (Invoking GCC): Document that the order of the
10603 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10606 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10607 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10608 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10612 * config/score/score.c (score_print_operand): Make sure that only
10613 lower bits are used.
10615 2007-05-22 Ian Lance Taylor <iant@google.com>
10617 * tree-vrp.c (avoid_overflow_infinity): New static function,
10618 broken out of set_value_range_to_value.
10619 (set_value_range_to_value): Call avoid_overflow_infinity.
10620 (extract_range_from_assert): Likewise.
10622 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10624 PR middle-end/31095
10625 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10626 change the type before looking for a COMPOUND_EXPR.
10628 2007-05-22 Ian Lance Taylor <iant@google.com>
10630 * lower-subreg.c (decompose_multiword_subregs): If we change an
10631 insn, call remove_retval_note on it.
10633 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10635 * regs.h (end_hard_regno): New function.
10636 (END_HARD_REGNO, END_REGNO): New macros.
10637 (add_to_hard_reg_set): New function.
10638 (remove_from_hard_reg_set): Likewise.
10639 (in_hard_reg_set_p): Likewise.
10640 (overlaps_hard_reg_set_p): Likewise.
10641 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10642 (note_btr_set): Use END_HARD_REGNO.
10643 * caller-save.c (setup_save_areas): Use end_hard_regno.
10644 (mark_set_regs): Use END_HARD_REGNO.
10645 (add_stored_regs): Use end_hard_regno.
10646 (mark_referenced_regs): Use add_to_hard_reg_set.
10647 * combine.c (update_table_tick): Use END_REGNO.
10648 (record_value_for_reg): Likewise.
10649 (record_dead_and_set_regs): Likewise.
10650 (get_last_value_validate): Likewise.
10651 (use_crosses_set_p): Likewise.
10652 (reg_dead_at_p_1): Likewise.
10653 (reg_dead_at_p): Likewise.
10654 (mark_used_regs_combine): Use add_to_hard_reg_set.
10655 (move_deaths): Use END_HARD_REGNO.
10656 (reg_bitfield_target_p): Use end_hard_regno.
10657 (distribute_notes): Use END_HARD_REGNO.
10658 * cse.c (mention_regs): Use END_REGNO.
10659 (insert): Use add_to_hard_reg_set.
10660 (invalidate): Use END_HARD_REGNO.
10661 (invalidate_for_call): Likewise.
10662 (exp_equiv_p): Use END_REGNO.
10663 (cse_insn): Likewise.
10664 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10665 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10666 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10667 * function.c (keep_stack_depressed): Use end_hard_regno.
10668 * global.c (global_alloc): Use end_hard_regno.
10669 (global_conflicts): Use add_to_hard_reg_set instead of
10671 (find_reg): Likewise.
10672 (mark_reg_store): Likewise.
10673 (mark_reg_conflicts): Likewise.
10674 (mark_reg_death): Use remove_from_hard_reg_set.
10675 (mark_reg_live_nc): Delete.
10676 (set_preference): Use end_hard_regno.
10677 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10678 remove_from_hard_reg_set.
10679 (post_mark_life): Use add_to_hard_reg_set.
10680 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10681 (reg_becomes_live): Use add_to_hard_reg_set.
10682 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10683 (peep2_find_free_register): Use add_to_hard_reg_set.
10684 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10685 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10686 * regrename.c (note_sets): Use add_to_hard_reg_set.
10687 (clear_dead_regs): Use remove_from_hard_reg_set.
10688 (regrename_optimize): Use add_to_hard_reg_set.
10689 (find_oldest_value_reg): Use in_hard_reg_set_p.
10690 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10691 (hard_reg_set_here_p): Use end_hard_regno.
10692 (decompose): Likewise.
10693 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10694 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10695 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10696 (mark_home_live): Use end_hard_regno.
10697 (spill_hard_reg): Likewise.
10698 (clear_reload_reg_in_use): Likewise.
10699 * reorg.c (delete_prior_computation): Use END_REGNO.
10700 * resource.c (update_live_status): Use END_HARD_REGNO.
10701 (mark_referenced_resources): Use add_to_hard_reg_set.
10702 (mark_set_resources): Likewise.
10703 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10704 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10705 (reg_overlap_mentioned_p): Likewise.
10706 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10707 (covers_regno_no_parallel_p): Use END_REGNO.
10708 (find_regno_note): Likewise.
10709 (find_reg_fusage): Use END_HARD_REGNO.
10710 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10711 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10713 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10715 * mode-switching.c (reg_dies): Change type of second argument to
10717 (optimize_mode_switching): Update accordingly.
10719 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10721 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10723 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10724 (hard_reg_set_empty_p): ...these new functions.
10725 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10726 GO_IF_HARD_REG_SUBSET.
10727 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10728 instead of GO_IF_HARD_REG_EQUAL.
10729 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10730 instead of GO_IF_HARD_REG_EQUAL.
10731 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10732 GO_IF_HARD_REG_SUBSET.
10733 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10734 GO_IF_HARD_REG_EQUAL.
10735 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10736 of GO_IF_HARD_REG_SUBSET.
10737 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10738 instead of GO_IF_HARD_REG_EQUAL.
10739 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10740 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10741 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10742 of GO_IF_HARD_REG_SUBSET,
10743 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10744 GO_IF_HARD_REG_SUBSET.
10745 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10746 instead of GO_IF_HARD_REG_EQUAL.
10747 * config/sh/sh.c (push_regs, calc_live_regs): Use
10748 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10749 (hard_regs_intersect_p): Delete.
10751 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10753 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10755 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10756 Richard Henderson <rth@redhat.com>
10758 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10760 (x86_64-*-*): Likewise.
10762 * i386/i386-modes.def (V2QI): New.
10764 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10766 (override_options): Support SSE4.1.
10767 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10768 (IX86_BUILTIN_BLENDPS): Likewise.
10769 (IX86_BUILTIN_BLENDVPD): Likewise.
10770 (IX86_BUILTIN_BLENDVPS): Likewise.
10771 (IX86_BUILTIN_PBLENDVB128): Likewise.
10772 (IX86_BUILTIN_PBLENDW128): Likewise.
10773 (IX86_BUILTIN_DPPD): Likewise.
10774 (IX86_BUILTIN_DPPS): Likewise.
10775 (IX86_BUILTIN_INSERTPS128): Likewise.
10776 (IX86_BUILTIN_MOVNTDQA): Likewise.
10777 (IX86_BUILTIN_MPSADBW128): Likewise.
10778 (IX86_BUILTIN_PACKUSDW128): Likewise.
10779 (IX86_BUILTIN_PCMPEQQ): Likewise.
10780 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10781 (IX86_BUILTIN_PMAXSB128): Likewise.
10782 (IX86_BUILTIN_PMAXSD128): Likewise.
10783 (IX86_BUILTIN_PMAXUD128): Likewise.
10784 (IX86_BUILTIN_PMAXUW128): Likewise.
10785 (IX86_BUILTIN_PMINSB128): Likewise.
10786 (IX86_BUILTIN_PMINSD128): Likewise.
10787 (IX86_BUILTIN_PMINUD128): Likewise.
10788 (IX86_BUILTIN_PMINUW128): Likewise.
10789 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10790 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10791 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10792 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10793 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10794 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10795 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10796 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10797 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10798 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10799 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10800 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10801 (IX86_BUILTIN_PMULDQ128): Likewise.
10802 (IX86_BUILTIN_PMULLD128): Likewise.
10803 (IX86_BUILTIN_ROUNDPD): Likewise.
10804 (IX86_BUILTIN_ROUNDPS): Likewise.
10805 (IX86_BUILTIN_ROUNDSD): Likewise.
10806 (IX86_BUILTIN_ROUNDSS): Likewise.
10807 (IX86_BUILTIN_PTESTZ): Likewise.
10808 (IX86_BUILTIN_PTESTC): Likewise.
10809 (IX86_BUILTIN_PTESTNZC): Likewise.
10810 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10811 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10812 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10813 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10814 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10815 (bdesc_ptest): New.
10816 (bdesc_sse_3arg): Likewise.
10817 (bdesc_2arg): Likewise.
10818 (bdesc_1arg): Likewise.
10819 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10821 (ix86_expand_sse_4_operands_builtin): New.
10822 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10823 smaller than 8 bits as the 2nd arg.
10824 (ix86_expand_sse_ptest): New.
10825 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10826 (ix86_expand_vector_set): Support SSE4.1.
10827 (ix86_expand_vector_extract): Likewise.
10829 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10830 __SSE4_1__ for -msse4.1.
10832 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10833 (UNSPEC_INSERTPS): Likewise.
10834 (UNSPEC_DP): Likewise.
10835 (UNSPEC_MOVNTDQA): Likewise.
10836 (UNSPEC_MPSADBW): Likewise.
10837 (UNSPEC_PHMINPOSUW): Likewise.
10838 (UNSPEC_PTEST): Likewise.
10839 (UNSPEC_ROUNDP): Likewise.
10840 (UNSPEC_ROUNDS): Likewise.
10842 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10844 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10845 (const_pow2_1_to_32768_operand): Likewise.
10847 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10850 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10852 (sse4_1_insertps): Likewise.
10853 (*sse4_1_extractps): Likewise.
10854 (sse4_1_ptest): Likewise.
10855 (sse4_1_mulv2siv2di3): Likewise.
10856 (*sse4_1_mulv4si3): Likewise.
10857 (*sse4_1_smax<mode>3): Likewise.
10858 (*sse4_1_umax<mode>3): Likewise.
10859 (*sse4_1_smin<mode>3): Likewise.
10860 (*sse4_1_umin<mode>3): Likewise.
10861 (sse4_1_eqv2di3): Likewise.
10862 (*sse4_1_pinsrb): Likewise.
10863 (*sse4_1_pinsrd): Likewise.
10864 (*sse4_1_pinsrq): Likewise.
10865 (*sse4_1_pextrb): Likewise.
10866 (*sse4_1_pextrb_memory): Likewise.
10867 (*sse4_1_pextrw_memory): Likewise.
10868 (*sse4_1_pextrq): Likewise.
10869 (sse4_1_blendpd): Likewise.
10870 (sse4_1_blendps): Likewise.
10871 (sse4_1_blendvpd): Likewise.
10872 (sse4_1_blendvps): Likewise.
10873 (sse4_1_dppd): Likewise.
10874 (sse4_1_dpps): Likewise.
10875 (sse4_1_movntdqa): Likewise.
10876 (sse4_1_mpsadbw): Likewise.
10877 (sse4_1_packusdw): Likewise.
10878 (sse4_1_pblendvb): Likewise.
10879 (sse4_1_pblendw): Likewise.
10880 (sse4_1_phminposuw): Likewise.
10881 (sse4_1_extendv8qiv8hi2): Likewise.
10882 (*sse4_1_extendv8qiv8hi2): Likewise.
10883 (sse4_1_extendv4qiv4si2): Likewise.
10884 (*sse4_1_extendv4qiv4si2): Likewise.
10885 (sse4_1_extendv2qiv2di2): Likewise.
10886 (*sse4_1_extendv2qiv2di2): Likewise.
10887 (sse4_1_extendv4hiv4si2): Likewise.
10888 (*sse4_1_extendv4hiv4si2): Likewise.
10889 (sse4_1_extendv2hiv2di2): Likewise.
10890 (*sse4_1_extendv2hiv2di2): Likewise.
10891 (sse4_1_extendv2siv2di2): Likewise.
10892 (*sse4_1_extendv2siv2di2): Likewise.
10893 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10894 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10895 (sse4_1_zero_extendv4qiv4si2): Likewise.
10896 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10897 (sse4_1_zero_extendv2qiv2di2): Likewise.
10898 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10899 (sse4_1_zero_extendv4hiv4si2): Likewise.
10900 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10901 (sse4_1_zero_extendv2hiv2di2): Likewise.
10902 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10903 (sse4_1_zero_extendv2siv2di2): Likewise.
10904 (*sse4_1_zero_extendv2siv2di2): Likewise.
10905 (sse4_1_roundpd): Likewise.
10906 (sse4_1_roundps): Likewise.
10907 (sse4_1_roundsd): Likewise.
10908 (sse4_1_roundss): Likewise.
10909 (mulv4si3): Don't expand for SSE4.1.
10910 (smax<mode>3): Likewise.
10911 (umaxv4si3): Likewise.
10912 (uminv16qi3): Likewise.
10913 (umin<mode>3): Likewise.
10914 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10916 * doc/extend.texi: Document SSE4.1 built-in functions.
10918 * doc/invoke.texi: Document -msse4.1.
10920 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10922 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10923 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10924 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10925 (ASM_SPEC): Add asm_pcrel_spec.
10926 (EXTRA_SPECS): Add asm_pcrel_spec.
10928 2007-05-21 David Daney <ddaney@avtrex.com>
10930 * doc/install.texi (Building a cross compiler): Add requirements
10931 for Java cross compiler.
10933 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10935 PR middle-end/31995
10936 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10937 Add loopno argument. Use evolution_function_is_invariant_rec_p
10938 instead of evolution_function_is_constant_p.
10939 Update calls to evolution_function_is_affine_multivariate_p.
10940 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10941 Add loopno argument.
10942 * tree-scalar-evolution.c (gather_chrec_stats): Call
10943 evolution_function_is_affine_multivariate_p with a loop
10945 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10946 (analyze_overlapping_iterations): Likewise.
10947 (access_functions_are_affine_or_constant_p): Likewise.
10948 (build_classic_dist_vector_1): If the access functions
10949 are equal, don't do anything.
10951 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10952 Paolo Carlini <pcarlini@suse.de>
10953 Uros Bizjak <ubizjak@gmail.com>
10955 * c-cppbuiltin.c (c_cpp_builtins): Define
10956 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10957 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10958 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10959 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10961 2007-05-21 Mike Stump <mrs@apple.com>
10963 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10965 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10967 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10969 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10970 implementation if __OPTIMIZE__ is not defined.
10971 (_mm_alignr_pi8): Ditto.
10972 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10973 (_mm_inserti_si64): Ditto.
10974 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10975 (_mm_slli_epi16): Ditto.
10976 (_mm_slli_epi32): Ditto.
10977 (_mm_slli_epi64): Ditto.
10978 (_mm_srai_epi16): Ditto.
10979 (_mm_srai_epi32): Ditto.
10980 (_mm_srli_si128): Ditto.
10981 (_mm_slli_si128): Ditto.
10982 (_mm_srli_epi16): Ditto.
10983 (_mm_srli_epi32): Ditto.
10984 (_mm_srli_epi64): Ditto.
10985 (_mm_extract_epi16): Ditto.
10986 (_mm_insert_epi16): Ditto.
10987 (_mm_shufflehi_epi16): Ditto.
10988 (_mm_shufflelo_epi16): Ditto.
10989 (_mm_shuffle_epi32): Ditto.
10990 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10991 (_m_pextrw): Ditto.
10992 (_mm_insert_pi16): Ditto.
10993 (_m_pinsrw): Ditto.
10994 (_mm_shuffle_pi16): Ditto.
10995 (_m_pshufw): Ditto.
10996 (_mm_shufle_ps): Ditto.
10997 (_mm_prefetch): Ditto.
10999 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11001 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11002 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11003 * real.c (encode_i370_single, decode_i370_single,
11004 encode_i370_double, decode_i370_double): Functions removed.
11005 (i370_single_format, i370_double_format): Initializations removed.
11006 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11007 Consider the log2_b field to always be one.
11008 (ieee_single_format, mips_single_format, coldfire_single_format,
11009 ieee_double_format, mips_double_format, coldfire_double_format,
11010 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11011 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11012 ibm_extended_format, mips_extended_format, ieee_quad_format,
11013 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11014 decimal_single_format, decimal_double_format, decimal_quad_format,
11015 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11016 initialization of log2_b.
11017 * real.h (i370_single_format, i370_double_format): Declarations
11019 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11020 field to always be one.
11022 2007-05-21 Andreas Schwab <schwab@suse.de>
11024 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11025 NOTE_INSN_BASIC_BLOCK_P.
11026 (process_for_unwind_directive): Likewise.
11028 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11030 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11031 * function.h (struct function): Move va_list_gpr_size,
11032 va_list_fpr_size, function_frequency to front of bitfields. Add
11034 (current_function_calls_unwind_init): New.
11035 * except.c (expand_builtin_unwind_init): Set
11036 current_function_calls_unwind_init not
11037 current_function_has_nonlocal_label.
11038 * reload1.c (has_nonexceptional_receiver): New.
11039 (reload): Use it and current_function_calls_unwind_init to
11040 determine whether call-saved regs must be saved.
11042 2007-05-20 Jan Hubicka <jh@suse.cz>
11044 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11045 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11046 * ddg.c (create_ddg): LIkewise.
11047 * final.c (final): Remove hunk moving line number notes around since
11048 they are no longer present at this stage.
11049 (final_scan_insn): Use NOTE_KIND instead of
11050 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11051 (output_asm_label): Likewise.
11052 * reorg.c (dbr_schedule): Likewise.
11053 * haifa-sched.c (unlink_other_notes): Likewise.
11054 * mode-switching.c (optimize_mode_switching): Likewise.
11055 * graph.c (start_bb): Likewise.
11056 * rtl.def (NOTE): Update description.
11057 * jump.c (squeeze_notes): Delete.
11058 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11059 NOTE_INSN_BASIC_BLOCK_P when possible.
11060 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11061 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11062 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11063 (dwarf2out_var_location): Likewise.
11064 * cfgbuild.c (make_edges): Likewise.
11065 (find_basic_blocks_1): Likewise.
11066 * function.c (reorder_blocks_1): Likewise.
11067 (epilogue_done): Likewise.
11068 (reposition_prologue_and_epilogue_notes): Likewise.
11069 * print-rtl.c (print_rtx): Likewise; drop code for printing
11071 (print_rtl): Likewise.
11072 (print_rtl_single): Likewise.
11073 * gcse.c (insert_insn_start_bb): Likewise.
11074 * alias.c (init_alias_analysis): Likewise.
11075 * calls.c (fixup_tail_calls): Likewise.
11076 * except.c (sjlj_emit_function_enter): Likewise.
11077 * emit-rtl.c (add_insn_after): Likeiwse.
11078 (emit_label_before): Likewise.
11079 (emit_label_after): Likewise.
11080 (emit_note_before, emit_note_after, emit_note): Update
11081 parameter to be enum insn_note; do not deal with source
11083 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11084 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11086 (merge_blocks_move_successor_nojumps): Simplify now when
11087 we don't have BLOCK notes.
11088 (try_optimize_cfg): Likewise.
11089 * cfglayout.c (skip_insns_after_block): Likewise.
11090 (record_effective_endpoints): Likewise.
11091 (duplicate_insn_chain): Likewise.
11092 * varasm.c (output_constant_pool_1): Likewise.
11093 * sched-deps.c (sched_analyze): Likewise.
11094 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11096 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11097 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11098 (SET_INSN_DELETED): Simplify.
11099 (NOTE_LINE_NUMBER): Exterminate.
11100 (NOTE_LINE_KIND): New.
11101 (NOTE_INSN_BASIC_BLOCK_P): Update.
11102 (enum insn_note): Simplify.
11103 (GET_NOTE_INSN_NAME) Simplify.
11104 (emit_note_before, emit_note_after, emit_note): Update prototype.
11105 (squeeze_notes): Remove.
11106 * sched-int.h (NOTE_NOT_BB_P): Update.
11107 * resource.c (mark_target_live_regs): Update.
11108 * sched-rgn.c (debug_dependencies): Update.
11109 * sched-vis.c (print_insn): Update.
11110 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11111 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11112 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11113 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11114 (split_branches): Update.
11115 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11117 (sh_adjust_unroll_max): Exterminate.
11118 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11119 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11120 (m68hc11_reorg): Likewise.
11121 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11122 (emit_predicate_relation_info): Update.
11123 (process_for_unwind_directive): Update.
11124 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11125 (output_call): Update.
11126 * config/pa/pa.c (output_lbranch): Update.
11127 (output_millicode_call): Update.
11128 (output_call): Update.
11129 (pa_combine_instructions): Update.
11130 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11131 * config/bfin/bfin.c (gen_one_bundle): Update.
11132 * cfgrtl.c (can_delete_note_p): Update.
11133 (delete_insn): Update.
11134 (rtl_merge_blocks): Update.
11135 (commit_one_edge_insertion): Update.
11136 (rtl_verify_flow_info): Update.
11137 * stmt.c (expand_case): Do not call squeeze_notes.
11139 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11146 * c.opt (Wtype-limits): New.
11147 * doc/invoke.texi (Wtype-limits): Document it.
11148 (Wextra): Enabled by -Wextra.
11149 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11150 * c-common.c (shorten_compare): Warn with Wtype-limits.
11152 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11154 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11155 inlined function, not as a macro.
11156 (_mm_alignr_pi8): Ditto.
11157 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11158 (_mm_inserti_si64): Ditto.
11159 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11160 (_mm_extract_epi16): Ditto.
11161 (_mm_insert_epi16): Ditto.
11162 (_mm_shufflehi_epi16): Ditto.
11163 (_mm_shufflelo_epi16): Ditto.
11164 (_mm_shuffle_epi32): Ditto.
11165 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11166 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11168 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11170 (_m_to_float): Use C89 compatible assignment.
11172 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11175 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11177 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11180 * doc/invoke.texi (Wreturn-type): Complete description.
11181 (Wextra): Delete item about return-type warning.
11182 * c-decl.c: Delete redundant Wextra warning.
11184 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11188 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11189 inlined function, not as a macro.
11190 (_mm_prefetch): Ditto.
11191 (_m_pextrw): Ditto.
11192 (_mm_insert_pi16): Ditto.
11193 (_m_pinsrw): Ditto.
11194 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11195 (_m_pshufw): Ditto. Add const to __N argument.
11196 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11197 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11198 (_mm_slli_epi32): Ditto.
11199 (_mm_srli_si128): Implement as always inlined function, not as a
11200 macro. Add __inline to function declaration.
11201 (_mm_slli_si128): Ditto.
11203 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11205 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11206 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11208 (struct fenv): New structure.
11209 (FP_HANDLE_EXCEPTIONS): New define.
11210 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11211 (_FP_DECL_EXP): New define.
11212 (FP_INIT_ROUNDMODE): New define.
11213 (FP_ROUNDMODE): New define.
11215 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11217 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11218 (Wconversion): Update description.
11219 (Wconversion-sign): New.
11220 * c.opt (Wconversion-sign): New.
11221 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11222 means disabled for C++. Otherwise, take the status of Wconversion.
11223 * c-common.c (conversion_warning): Warn with either Wconversion or
11225 (warnings_for_convert_and_check): Conditions are already checked by
11226 conversion_warning.
11227 (convert_and_check): Don't check warnings if the conversion failed.
11229 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11230 Anatoly Sokolov <aesok@dol.ru>
11232 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11233 avr_epilogue_uses) : Add declaration.
11234 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11235 * config/avr/constraints.md (R): New constraint.
11236 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11237 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11238 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11239 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11240 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11241 call_prologue_saves, epilogue_restores, return_from_epilogue,
11242 return_from_main_epilogue, return_from_interrupt_epilogue,
11243 return_from_naked_epilogue, prologue, epilogue): New patterns.
11244 (jump): Handle symbol reference.
11245 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11246 avr_output_function_prologue, avr_output_function_epilogue): Remove
11248 (avr_init_machine_status, expand_prologue, expand_epilogue,
11249 avr_asm_function_end_prologue, avr_epilogue_uses,
11250 avr_asm_function_begin_epilogue): New functions.
11251 (prologue_size, epilogue_size, jump_tables_size): Remove global
11253 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11254 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11255 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11256 (avr_override_options): Initialise init_machine_status.
11257 (output_movhi): Handle all stack pointer loads.
11258 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11259 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11260 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11261 (EPILOGUE_USES) Redefine.
11262 (machine_function) Declare.
11264 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11266 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11267 Use a single return statement.
11269 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11271 PR middle-end/30250
11272 * builtins.c (do_mpfr_lgamma_r): New.
11273 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11274 * tree.h (CASE_FLT_FN_REENT): New.
11276 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11278 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11279 (output_die): Use 'unsigned long' with %x.
11280 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11281 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11282 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11284 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11286 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11291 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11292 true if function has no argument.
11294 2007-05-18 DJ Delorie <dj@redhat.com>
11296 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11297 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11299 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11301 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11302 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11303 count_trailing_zeros.
11304 (__i386__): Implement count_leading_zeros using __builtin_clz().
11305 Implement count_trailing_zeros usign __builtin_ctz().
11307 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11309 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11311 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11313 PR middle-end/31344
11314 * expr.c (emit_move_change_mode): Change mode of push operands here.
11316 2007-05-17 Ian Lance Taylor <iant@google.com>
11318 PR tree-optimization/31953
11319 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11320 Change all callers.
11321 (set_value_range_to_null): Call set_value_range_to_value.
11322 (extract_range_from_comparison): Likewise.
11324 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11326 * toplev.c (print_version): Output GMP/MPFR version info.
11328 * builtins.c (CASE_MATHFN_REENT): New macro.
11329 (mathfn_built_in): Use it.
11330 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11331 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11332 BUILT_IN_LGAMMAL_R): New.
11333 * doc/extend.texi: Document new builtins.
11335 PR middle-end/31796
11336 * builtins.c (do_mpfr_remquo): New.
11337 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11338 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11340 PR middle-end/30251
11341 * builtins.c (fold_builtin_1): Handle y0, y1.
11342 (fold_builtin_2): Handle yn.
11344 PR middle-end/30251
11345 * builtins.c (do_mpfr_bessel_n): New.
11346 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11347 (fold_builtin_2): Handle BUILT_IN_JN.
11349 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11352 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11353 TYPE_PRECISION (intmax_type_node).
11355 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11358 * reload.c (subst_reloads): Remove checking.
11360 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11362 PR rtl-optimization/31691
11363 * combine.c (simplify_set): Build a new src pattern instead of
11364 substituting its operands in the COMPARE case.
11366 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11368 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11369 (execute_vrp): Preserve loops through jump threading.
11370 * tree-ssa-threadupdate.c (thread_single_edge,
11371 dbds_continue_enumeration_p, determine_bb_domination_status,
11372 thread_through_loop_header): New functions.
11373 (create_edge_and_update_destination_phis,
11374 create_edge_and_update_destination_phis): Set loops for the new blocks.
11375 (prune_undesirable_thread_requests): Removed.
11376 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11378 (thread_block): Do not call prune_undesirable_thread_requests.
11380 (mark_threaded_blocks): Select edges to thread here.
11381 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11382 Thread edges through loop headers independently.
11383 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11384 * tree-pass.h (TODO_mark_first_instance): New.
11385 (first_pass_instance): Declare.
11386 * cfghooks.c (duplicate_block): Put the block to the original loop
11387 if copy is not specified.
11388 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11389 jump threading. Pass may_peel_loop_headers to
11390 thread_through_all_blocks according to first_pass_instance.
11391 * cfgloop.h (create_preheader): Declare.
11392 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11393 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11394 * passes.c (first_pass_instance): New variable.
11395 (next_pass_1): Set TODO_mark_first_instance.
11396 (execute_todo): Set first_pass_instance.
11398 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11400 PR tree-optimization/24659
11401 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11402 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11403 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11404 OTI_vec_pack_ufix_trunc.
11405 (vec_unpacks_float_hi_optab): Define new macro.
11406 (vec_unpacks_float_lo_optab): Ditto.
11407 (vec_unpacku_float_hi_optab): Ditto.
11408 (vec_unpacku_float_lo_optab): Ditto.
11409 (vec_pack_sfix_trunc_optab): Ditto.
11410 (vec_pack_ufix_trunc_optab): Ditto.
11411 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11412 and vec_pack_[s|u]fix_trunc_optab using
11413 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11414 * tree-vectorizer.c (supportable_widening_operation): Handle
11415 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11416 (supportable_narrowing_operation): New function.
11417 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11418 * tree-vect-transform.c (vectorizable_conversion): Handle
11419 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11420 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11421 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11422 to check for target support.
11423 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11424 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11425 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11426 for VEC_PACK_FIX_TRUNC_EXPR.
11427 (expand_binop): Special case mode of the result for
11428 vec_pack_[u|s]fix_trunc_optab.
11429 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11430 vec_pack_[u|s]fix_trunc_optab.
11432 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11433 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11434 * tree-pretty-print.c (dump_generic_node): Handle
11435 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11436 VEC_PACK_FIX_TRUNC_EXPR.
11438 * expr.c (expand_expr_real_1): Ditto.
11439 * tree-inline.c (estimate_num_insns_1): Ditto.
11440 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11442 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11443 (vec_unpacks_float_lo_v8hi): Ditto.
11444 (vec_unpacku_float_hi_v8hi): Ditto.
11445 (vec_unpacku_float_lo_v8hi): Ditto.
11446 (vec_unpacks_float_hi_v4si): Ditto.
11447 (vec_unpacks_float_lo_v4si): Ditto.
11448 (vec_pack_sfix_trunc_v2df): Ditto.
11450 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11452 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11453 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11454 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11455 [vec_pack_ufix_trunc]: Ditto.
11456 [vec_unpacks_float_hi]: Ditto.
11457 [vec_unpacks_float_lo]: Ditto.
11458 [vec_unpacku_float_hi]: Ditto.
11459 [vec_unpacku_float_lo]: Ditto.
11461 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11463 * soft-fp/README: Update for new files.
11464 * soft-fp/floattisf.c: New file.
11465 * soft-fp/floattidf.c: New file.
11466 * soft-fp/floattitf.c: New file.
11467 * soft-fp/floatuntisf.c: New file.
11468 * soft-fp/floatuntidf.c: New file.
11469 * soft-fp/floatuntitf.c: New file.
11470 * soft-fp/fixsfti.c: New file.
11471 * soft-fp/fixdfti.c: New file.
11472 * soft-fp/fixtfti.c: New file.
11473 * soft-fp/fixunssfti.c: New file.
11474 * soft-fp/fixunsdfti.c: New file.
11475 * soft-fp/fixunstfti.c: New file.
11476 * soft-fp/extendxftf.c: New file.
11477 * soft-fp/trunctfxf.c: New file.
11479 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11480 (__trunctfxf2): Ditto.
11482 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11483 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11484 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11485 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11486 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11487 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11489 * config/i386/t-fprules-softfp64: New file.
11490 * config/i386/sfp-machine.h: New file.
11491 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11492 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11493 and soft-fp/t-softfp to tmake_file.
11494 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11495 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11497 * config/i386/t-linux64 (softfp_wrap_start): New.
11498 (softfp_wrap_end): New.
11499 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11500 supported for TARGET_64BIT.
11502 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11504 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11505 c_common_unsigned_type behavior.
11507 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11509 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11512 2007-05-16 Eric Christopher <echristo@apple.com>
11514 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11515 saving after stack push. Set sp_offset whenever we push.
11516 (rs6000_emit_epilogue): Move altivec register restore before
11519 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11521 * configure.ac: Allow sysroots to be relocated under $prefix as
11522 well as $exec_prefix.
11523 * configure: Regenerate.
11525 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11529 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11531 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11532 (gcc_tooldir): Likewise.
11533 * configure: Regenerate.
11534 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11535 old configure.ac gcc_tooldir setting.
11536 (prefix_to_exec_prefix): New variable.
11537 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11538 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11540 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11542 * c-typeck.c (build_binary_op): Return early for error.
11544 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11546 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11547 struct nb_iter_bound.
11548 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11549 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11550 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11551 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11552 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11553 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11554 (del_scev_info): Use ggc_free.
11555 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11556 * loop-init.c: Include ggc.h.
11557 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11558 (loop_optimizer_finalize): Use ggc_free.
11559 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11560 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11561 pass_iv_optimize): Add TODO_ggc_collect.
11562 * function.h (struct function): Remove skip marker from
11564 * cfgloop.c: Include ggc.h.
11565 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11567 (establish_preds): Vector superloops is gc allocated.
11568 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11570 (flow_loops_find): Vector larray is gc allocated.
11571 (loop_exit_free): Use ggc_free.
11572 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11573 that head of exits list is now not a part of struct loop.
11574 (record_loop_exits): Allocate exits table in gc memory.
11575 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11576 that head of exits list is now not a part of struct loop.
11577 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11578 struct loop_exit): Add GTY marker.
11579 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11580 Add skip marker to aux field. Make head of exits list a separate
11582 (struct loops): Add GTY marker. Make larray vector gc allocated.
11583 Add param marker to exits table.
11584 (get_loops): Type changed.
11585 * Makefile.in (tree-scalar-evolution.o): Add
11586 gt-tree-scalar-evolution.h dependency.
11587 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11588 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11589 * basic-block.h (struct basic_block_def): Remove skip marker from
11592 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11594 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11595 of 0 in the call to expand_expr().
11596 (expand_builtin_mathfn_3): Ditto.
11597 (expand_builtin_interclass_mathfn): Ditto.
11598 (expand_builtin_cexpi): Ditto.
11599 (expand_builtin_int_roundingfn): Ditto.
11600 (expand_builtin_int_roundingfn_2): Ditto.
11601 (expand_builtin_pow): Ditto.
11602 (expand_builtin_powi): Ditto.
11603 (expand_builtin_bswap): Ditto.
11604 (expand_builtin_unop): Ditto.
11605 (expand_builtin_fabs): Ditto.
11606 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11607 the call to expand_expr().
11608 (expand_builtin_sync_operation): Ditto.
11609 (expand_builtin_compare_and_swap): Ditto.
11610 (expand_builtin_lock_test_and_set): Ditto.
11611 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11612 instead of 0 in the call to expand_expr().
11613 (expand_builtin_extract_return_addr): Ditto.
11614 (expand_builtin_eh_return): Ditto.
11615 (expand_eh_return): Ditto.
11616 * explow.c (expr_size): Ditto.
11617 * expr.c (optimize_bitfield_assignment_op): Ditto.
11618 (expand_assignement): Ditto.
11619 (store_expr): Ditto.
11620 (store_field): Ditto.
11621 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11622 the call to expand_expr().
11623 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11624 in the call to expand_expr().
11625 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11626 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11627 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11629 * optabs.c (expand_vec_shift_expr): Ditto.
11630 (expand_vec_cond_expr): Ditto.
11631 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11632 call to expand_expr().
11633 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11634 in the call to expand_expr().
11636 2007-05-14 Dave Korn <dave.korn@artimi.com>
11638 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11640 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11642 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11643 instead of c_common_unsigned_type.
11644 (c_common_unsigned_type): Remove.
11645 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11646 c_common_unsigned_type.
11647 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11648 c_common_unsigned_type.
11649 * c-common.h (c_common_unsigned_type): Remove.
11650 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11651 c_common_unsigned_type.
11652 * c-format.c (check_format_types): Use unsigned_type_for instead of
11653 c_common_unsigned_type.
11654 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11655 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11656 of c_common_unsigned_type.
11657 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11658 lang_hooks.types.unsigned_type.
11659 * expmed.c (make_tree): Use unsigned_type_for instead of
11660 lang_hooks.types.unsigned_type.
11661 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11662 lang_hooks.types.unsigned_type.
11663 (build_range_check): Likewise.
11664 (fold_unary): Likewise.
11665 (fold_binary): Likewise.
11666 (fold_ternary): Likewise.
11667 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11668 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11669 * tree.c (get_unsigned_type): New.
11670 (unsigned_type_for): Use get_unsigned_type instead of
11671 lang_hooks.types.unsigned_type.
11673 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11675 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11676 to m68k_get_function_kind. Update its prototype.
11677 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11679 (m68k_interrupt_function_p): Return enum m68k_function_type
11680 instead of bool. Rename to m68k_get_function_kind.
11681 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11682 target is not fido.
11683 (m68k_compute_frame_layout): Don't mark any register for save
11684 if an interrupt_thread attribute is specified.
11685 (m68k_hard_regno_rename_ok): Update a use of
11686 m68k_interrupt_function_p.
11687 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11688 m68k_interrupt_function_p.
11689 (m68k_function_type): New.
11690 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11691 for a function with an interrupt_thread attribute.
11692 * doc/extend.texi: Document the interrupt_thread attribute.
11694 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11696 Fix PR tree-optimization/31911
11697 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11698 if they didn't change the expression.
11700 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11702 * tree-scalar-evolution.c (resolve_mixers): Exported.
11703 * tree-scalar-evolution.h (resolve_mixers): Declare.
11704 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11705 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11706 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11707 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11708 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11709 strip_conversion, analyze_offset_expr, address_analysis,
11710 object_analysis, analyze_offset): Removed.
11711 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11712 split_constant_offset, canonicalize_base_object_address,
11713 object_address_invariant_in_loop_p, disjoint_objects_p,
11714 dr_may_alias_p, dr_address_invariant_p): New functions.
11715 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11716 and dr_analyze_alias.
11717 (initialize_data_dependence_relation): Use dr_may_alias_p
11718 and object_address_invariant_in_loop_p.
11719 (compute_self_dependence): Handle the case when
11720 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11721 (find_data_references_in_stmt): Restrict the analysis of data
11722 references to the given loop nest.
11723 (find_data_references_in_loop): Made static. Pass loop nest to
11724 find_data_references_in_stmt.
11725 (compute_data_dependences_for_loop): Use DR_VOPS.
11726 (free_data_ref): Free DR_VOPS.
11727 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11728 (struct innermost_loop_behavior): ... new.
11729 (struct base_object_info): Replaced by ...
11730 (struct indices): ... new.
11731 (struct dr_alias): New.
11732 (enum data_ref_type): Removed.
11733 (struct data_reference): Consist of struct innermost_loop_behavior,
11734 struct indices and struct dr_alias.
11735 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11736 (DR_MEMTAG): Renamed to ...
11737 (DR_SYMBOL_TAG): ... this.
11738 (find_data_references_in_loop): Declaration removed.
11739 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11740 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11741 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11742 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11744 2007-05-13 Revital Eres <eres@il.ibm.com>
11746 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11747 which walks virtual def-use chains to find redundant stores.
11748 (dse_optimize_stmt): Call it.
11750 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11752 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11753 * passes.c (init_optimization_passes): Move pass_jump_bypass
11756 * basic-block.h (bb_has_eh_pred): Fix style issue.
11758 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11760 PR rtl-optimization/31848
11761 * loop-invariant.c (move_invariant_reg): If we move an insn
11762 with a REG_EQUAL note, and that insn is not always executed,
11763 remove the REG_EQUAL note.
11765 2007-05-12 Richard Guenther <rguenther@suse.de>
11767 PR tree-optimization/31797
11768 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11769 propagate into a stmt that has volatile ops.
11771 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11773 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11774 (gcc_tooldir): Likewise.
11775 * configure: Regenerate.
11776 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11777 old configure.ac gcc_tooldir setting.
11778 (prefix_to_exec_prefix): New variable.
11779 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11780 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11782 2007-05-11 Silvius Rus <rus@google.com>
11784 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11785 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11786 * c-common.h (strict_aliasing_warning): Change return type.
11787 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11788 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11789 (build_c_cast): Condition call to strict_aliasing_warning.
11790 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11791 * flags.h (set_Wstrict_aliasing): Declare.
11792 * opts.c (set_Wstrict_alising): Define, add call to.
11793 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11794 * tree-ssa-alias-warnings.c: New file.
11795 * tree-ssa-alias.c (compute_may_aliases): Add call to
11796 strict_aliasing_warning_backend.
11798 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11800 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11801 Use loop_depth and loop_outer accessor functions.
11802 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11803 determine_invariantness_stmt, move_computations_stmt): Ditto.
11804 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11805 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11806 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11807 * tree-scalar-evolution.c (interpret_loop_phi,
11808 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11809 instantiate_parameters_1, scev_const_prop): Ditto.
11810 * cfghooks.c (make_forwarder_block): Ditto.
11811 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11812 * modulo-sched.c (loop_canon_p): Ditto.
11813 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11814 slpeel_can_duplicate_loop_p): Ditto.
11815 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11816 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11817 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11818 cancel_loop, verify_loop_structure): Ditto.
11819 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11820 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11821 superloops vector instead of "pred" array.
11822 (establish_preds): Take father loop as an argument. Initialize the
11824 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11825 Do not initialize loop->outer.
11826 (flow_loop_tree_node_remove): Truncate the superloops vector.
11827 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11828 "pred" merged to "superloops" vector.
11829 (loop_depth, loop_outer): New.
11830 (fel_init): Use loop_outer.
11832 2007-05-11 Jan Hubicka <jh@suse.cz>
11834 * cgraphunit.c: Include gt-cgraphunit.h
11835 (static_ctors, static_dtors): New static vars.
11836 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11837 based on implementation in c-common.c
11838 (cgraph_finalize_function): Call record_cdtor_fn.
11839 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11840 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11841 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11842 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11843 build_cdtor, c_build_cdtor_fns): Remove.
11844 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11845 c_build_cdtor_fns): Remove prototype.
11847 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11850 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11851 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11852 * builtins.c (fold_builtin_memchr): New.
11853 (expand_builtin_memchr): Call the latter.
11854 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11855 * doc/extend.texi ([Other built-in functions provided by GCC]):
11858 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11860 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11861 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11862 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11863 PFPO_OP1_TYPE_SHIFT): Constants added.
11864 (DFP_ALL): Mode macro defined.
11865 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11866 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11867 Insn definitions added.
11868 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11869 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11872 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11874 PR tree-optimization/31885
11875 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11876 NULL_TREE to be undetermined.
11877 (automatically_generated_chrec_p): Return false for NULL.
11879 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11881 * config/bfin/bfin.h (MOVE_RATIO): Define.
11883 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11885 * config.gcc (sparc-wrs-vxworks): New target.
11886 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11887 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11888 * config/sparc/sparc.h: Include vxworks-dummy.h.
11889 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11890 include LABEL_REFs too.
11891 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11892 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11894 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11896 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11897 (sparc_emit_call_insn): New function.
11898 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11899 functions when generating VxWorks PIC.
11900 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11901 (call, call_value): Use sparc_emit_call_insn instead of
11904 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11906 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11908 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11910 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11911 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11912 split_double instead of operand_subword.
11914 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11916 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11917 * config/bfin/bfin.c (bfin_local_alignment): New function.
11918 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11920 2007-05-08 Chao-ying Fu <fu@mips.com>
11922 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11923 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11924 (smsub_widen_optab, umsub_widen_optab): Define.
11925 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11927 * genopinit.c (optabs): Fill in smsub_widen_optab and
11929 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11930 and umsub_widen_optab to implement multiply-subtract sequences.
11931 * config/mips/mips.md (*msac<u>_di): Rename to...
11932 (<u>msubsidi4): ...this. Extend condition to include
11933 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11934 of operand 0 to "ka" and use the three-operand form of msub<u>
11936 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11939 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11941 PR rtl-optimization/28011
11942 * reload.c (push_reload): Set dont_share if IN appears in OUT
11943 also when IN is a PLUS rtx.
11944 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11947 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11949 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11950 call unshare_all_decls.
11951 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11952 (unshare_all_decls): Remove.
11954 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11957 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11960 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11961 Nigel Stephens <nigel@mips.com>
11963 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11964 Update comments and all uses.
11965 (MIN_FPRS_PER_FMT): Define.
11966 * config/mips/mips.c (function_arg): Fix to correctly handle
11967 the -mips32r2 -mfp64 -mabi=32 case.
11968 (override_options): Enable use of odd-numbered registers for
11969 SFmode values on MIPS32.
11970 (mips_save_reg_p): Save whole floating-point register pair if
11971 either half is used.
11972 (compute_frame_size): Fix comment.
11974 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11976 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11977 argument of type bool.
11978 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11979 argument. Safely select temporary P register according to it.
11980 (do_link): Change call site of add_to_reg accordingly.
11981 (do_unlink): Add epilogue_p as a fourth argument and pass it
11983 (expand_interrupt_handler_epilogue): Change call of do_unlink
11985 (bfin_expand_prologue): Add a third argument sibcall_p.
11986 * config/bfin/bfin.md (epilogue): Change call of
11987 bfin_expand_epilogue accordingly.
11988 (sibcall_epilogue): Likewise.
11989 (eh_return_internal): Likewise.
11991 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11992 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11993 * config/bfin/bfin.c (bfin_handle_option): Handle
11994 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11995 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11996 Support bf534, bf536 and bf561.
11997 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11999 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12002 * config/i386/i386.c (ix86_function_regparm): Process local
12003 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12005 2007-05-07 Mike Stump <mrs@apple.com>
12007 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12008 also checks for and while statements in C++.
12010 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12012 * gcc.c (at_file_supplied): New variable.
12013 (main): Set it if we expanded argv.
12014 (do_spec_1): Pass an @-file to the linker if we were called with
12015 an @-file argument and HAVE_GNU_LD.
12016 * collect2.c (at_file_supplied): New variable.
12017 (response_file): New variable.
12018 (collect_exit): Unlink response_file if necessary.
12019 (handler): Likewise.
12020 (do_wait): Likewise.
12021 (main): Set at_file_supplied if we expanded argv.
12022 (collect_execute): Pass an @-file to subprocesses if we were called
12023 with an @-file argument.
12024 * configure.ac: Add define for HAVE_GNU_LD.
12025 * configure: Regenerate.
12026 * config.in: Regenerate.
12028 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12030 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12031 operand to HI mode.
12036 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12038 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12039 (TARGET_ENCODE_SECTION_INFO): Re-define.
12040 (m32c_encode_section_info): New
12041 (function_vector_handler): New
12042 (current_function_special_page_vector): New
12043 (m32c_special_page_vector_p): New.
12044 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12046 * config/m32c/jump.md: Added instruction JSRS for functions
12047 with attribute "function_vector".
12048 * doc/extend.texi (function_vector): Added description
12049 for M16C, M32C targets.
12051 2007-05-07 DJ Delorie <dj@redhat.com>
12054 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12055 ashrpsi3, lshrpsi3): Update shift count constraint.
12057 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12058 Nathan Froyd <froydnj@codesourcery.com>
12061 * c-incpath.c (add_path): Strip trailing path separators.
12063 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12065 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12066 Free dominance info before purging EH edges.
12067 (eliminate_degenerate_phis): Likewise.
12068 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12070 2007-05-07 Jan Hubicka <jh@suse.cz>
12072 * gimplify.c (gimplify_expr): Do not crash when folding
12073 (void *)(int)&a + 4.
12075 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12078 * c-opts.c (lang_fortran): Make it non static.
12079 * c-common.h (lang_fortran): New prototype.
12080 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12081 -lang-fortran option was passed by the driver.
12083 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12085 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12086 of ASSERT_CHECKING. Tweak message.
12088 2007-05-06 Revital Eres <eres@il.ibm.com>
12091 * loop-unroll.c (insert_var_expansion_initialization):
12092 Initialize the expansions with -zero instead of +zero.
12094 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12096 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12097 into pic and non-pic versions. Mark r19 as used for
12098 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12099 for tgd_load, tld_load and tie_load .
12100 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12101 version of tgd_load, tld_load and tie_load depending on the
12104 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12105 Jakub Jelinek <jakub@redhat.com>
12107 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12108 (__do_global_dtors_aux): Use more paranoid loop to run
12109 destructors if HIDDEN_DTOR_LIST_END.
12110 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12112 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12114 * varasm.c (align_variable): Don't increase alignment for
12115 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12116 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12118 2007-05-04 Josh Conner <jconner@apple.com>
12120 * basic-block.h (cdi_direction): Assign values to all enumeration
12122 (dom_computed): Remove.
12123 (dom_info_state): New.
12124 (set_dom_info_availability): New.
12125 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12126 walk_data.dom_direction.
12127 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12128 instead of dom_computed[].
12129 (split_edge): Likewise.
12130 (create_basic_block): Likewise.
12131 (merge_blocks): Likewise.
12132 * ifcvt.c (find_if_header): Likewise.
12133 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12134 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12135 * tree-ssa.c (verify_ssa): Likewise.
12136 * tree-cfg.c (tree_verify_flow_info): Likewise.
12137 (remove_edge_and_dominated_blocks): Likewise.
12138 * dominance.c (dom_computed): Make static.
12139 (calc_dfs_tree_nonrec): Change third param to a bool.
12140 (calc_dfs_tree): Change second param to a bool.
12141 (calc_idioms): Change second param to a bool. Use
12142 dom_convert_dir_to_idx.
12143 (init_dom_info): Validate dir before using.
12144 (dom_convert_dir_to_idx): New.
12145 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12146 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12147 (free_dominance_info): Use dom_convert_dir_to_idx.
12148 (get_immediate_dominator): Likewise.
12149 (set_immediate_dominator): Likewise.
12150 (get_dominated_by): Likewise.
12151 (redirect_immediate_dominators): Likewise.
12152 (nearest_common_denominator): Likewise.
12153 (dominated_by_p): Likewise.
12154 (bb_dom_dfs_in): Likewise.
12155 (bb_dom_dfs_out): Likewise.
12156 (recount_dominator): Likewise.
12157 (iterate_fix_dominators): Likewise.
12158 (add_to_dominance_info): Likewise.
12159 (delete_from_dominance_info): Likewise.
12160 (first_dom_son): Likewise.
12161 (next_dom_son): Likewise.
12162 (dom_info_available_p): Likewise.
12163 (dom_info_state): New.
12164 (set_dom_info_availability): New.
12166 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12168 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12170 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12172 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12174 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12175 (subdi3, subdi_carry): Delete.
12177 2007-05-04 Jan Hubicka <jh@suse.cz>
12178 Richard Guenther <rguenther@suse.de>
12180 * opts.c (decode_options): Do not fiddle with inlining
12181 parameters in case of optimizing for size.
12182 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12183 for size do nothing.
12184 (cgraph_decide_inlining_of_small_function): When optimizing for
12185 size never inline functions increasing caller size.
12186 (cgraph_early_inlining): Inline for size when optimizing for size.
12188 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12190 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12191 logical operations piecewise.
12192 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12193 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12194 subdi_sesidi_di): Delete.
12195 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12196 the generated sequence. Allow three-reg add in constraints. Rewrite
12197 the rtl expression for carry to avoid zero_extend of a constant.
12198 (sub_with_carry): New pattern.
12199 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12200 different sequence not involving jumps.
12201 (notbi): Now a named pattern.
12203 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12205 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12206 Add the note about a significant loss of accuracy of some
12207 mathematical routines when these options are used.
12209 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12211 * haifa-sched.c (rtx_vec_t): New typedef.
12212 (contributes_to_priority_p): Extract piece of priority () into new
12214 (priority): Use the function. Add assertion.
12215 (rank_for_schedule, set_priorities): Add assertion to check that
12216 insn's priority is initialized.
12217 (clear_priorities, calc_priorities): Change signature. Make it update
12218 all relevant insns. Update all callers ('add_to_speculative_block ()'
12219 and 'create_block_check_twin ()').
12220 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12221 Add new field 'priority_status'.
12222 (INSN_PRIORITY_STATUS): New macro.
12223 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12225 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12227 * sched-ebb.c (debug_ebb_dependencies): New static function.
12228 (init_ready_list): Use it.
12230 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12231 with changed signature and 'debug_rgn_dependencies ()'.
12232 (debug_rgn_dependencies): New static function.
12233 (init_ready_list): Use it.
12235 * sched-int.h (debug_dependencies): Declare.
12237 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12239 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12241 2007-05-04 Dirk Mueller <dmueller@suse.de>
12243 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12245 2007-05-03 Jan Hubicka <jh@suse.cz>
12247 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12248 ((T1)X op (T1)Y), for pointer type in more cases than before.
12250 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12252 * tree-object-size.c (plus_expr_object_size): When operand size is
12253 unknown, return unknown.
12255 2007-05-03 Dirk Mueller <dmueller@suse.de>
12257 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12259 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12262 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12264 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12266 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12268 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12270 * config/soft-fp/double.h, config/soft-fp/extended.h,
12271 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12272 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12273 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12274 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12277 2007-05-03 Ian Lance Taylor <iant@google.com>
12279 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12280 MASK_PPC_GFXOPT for 8540 or 8548.
12282 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12284 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12285 vect_print_dump_info() to output debug information.
12287 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12290 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12291 operands of size 2 when operand is not MEM_P.
12293 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12295 PR tree-optimization/30565
12296 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12298 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12300 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12301 (umulsi3_highpart): Use them.
12302 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12303 for final accumulator to D regisster tranfser.
12305 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12307 PR tree-optimization/31699
12308 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12310 (vect_enhance_data_refs_alignment): Compute peel amount using
12311 TYPE_VECTOR_SUBPARTS instead of vf.
12312 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12314 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12317 * system.h: Remove inclusion of double-int.h
12318 * tree.h: Include double-int.h
12319 * gengtype.c: Likewise
12320 * cfgloop.h: Likewise
12321 * Makefile.in: Adjust dependencies on double-int.h
12323 2007-05-02 Eric Christopher <echristo@apple.com>
12325 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12326 -shared to -Zdynamiclib.
12328 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12331 * c-common.c (strip_pointer_or_array_types): New function.
12332 * c-common.h (strip_pointer_or_array_types): New function declaration.
12334 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12336 PR tree-optimization/31771
12337 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12339 2007-05-02 Paul Brook <paul@codesourcery.com>
12341 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12343 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12345 PR middle-end/29715
12346 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12349 2007-05-02 Nick Clifton <nickc@redhat.com>
12351 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12353 2007-05-02 Richard Guenther <rguenther@suse.de>
12355 PR tree-optimization/31146
12356 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12357 argument, single_use_p. If we have a single use that is
12358 a conversion to the definition rhs type, propagate that rhs.
12359 (forward_propagate_addr_expr): Pass single_use_p argument
12360 to forward_propagate_addr_expr_1.
12362 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12364 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12367 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12369 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12370 'AMD Family 10 core'.
12372 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12374 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12375 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12376 with SSE3 instruction set support.
12377 * doc/invoke.texi: Likewise.
12379 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12381 * config/i386/i386.c (override_options): Tuning 32-byte loop
12382 alignment for amdfam10 architecture. Increasing the max loop
12383 alignment to 24 bytes.
12385 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12387 * config/m68k/constraints.md: New.
12388 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12389 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12390 EXTRA_CONSTRAINT): Remove.
12391 * config/m68k/m68k.md: Include constraints.md.
12392 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12394 2007-05-01 Ian Lance Taylor <iant@google.com>
12396 PR tree-optimization/31739
12397 * tree-vrp.c (vrp_val_is_max): New static function.
12398 (vrp_val_is_min): New static function.
12399 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12401 (set_value_range): Use vrp_val_is_{max,min}.
12402 (extract_range_from_assert): Likewise.
12403 (extract_range_from_binary_expr): Likewise.
12404 (extract_range_from_unary_expr): Likewise.
12405 (dump_value_range, vrp_meet): Likewise.
12406 (vrp_visit_phi_node): Likewise.
12407 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12409 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12411 * config/i386/gmon-sol2.c (size_t): New type.
12412 (intptr_t): Likewise.
12413 (s_textsize): Declare as size_t.
12415 (monstartup): Use size_t for sizes.
12416 (_mcount): Save and restore registers.
12417 (internal_mcount): Pass 0 as the first argument to monstartup
12419 (moncontrol): Convert pointer to appropriately sized integer
12420 before passing to profil.
12422 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12424 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12425 __NO_FPRS__, not just if _SOFT_DOUBLE.
12426 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12427 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12428 also for E500 double.
12429 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12430 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12433 2007-05-01 Richard Guenther <rguenther@suse.de>
12435 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12438 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12440 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12442 2007-05-01 Jan Hubicka <jh@suse.cz>
12444 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12447 2007-05-01 Jan Hubicka <jh@suse.cz>
12449 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12450 (maybe_fold_offset_to_reference): Declare.
12451 * fold-const.c (fold_unary): Do not fold
12452 (type *)&A into &A->field_of_type_and_offset_0
12453 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12454 size is unknown, give up.
12455 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12457 (maybe_fold_offset_to_reference): New.
12458 (maybe_fold_stmt_indirect): Use it.
12459 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12460 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12462 (gimplify_expr): Likewise for plus_expr.
12464 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12466 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12467 bsi_after_labels. Always insert statements before bsi.
12468 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12469 * predict.c (apply_return_prediction): Check for empty blocks.
12470 * cfgexpand.c (lab_rtx_for_bb): New variable.
12471 (label_rtx_for_bb): Do not create new tree labels.
12472 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12473 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12474 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12476 (label_for_bb): Add field used.
12477 (update_eh_label, main_block_label): Mark the label used.
12478 (cleanup_dead_labels): Remove unused labels.
12480 2007-05-01 Richard Guenther <rguenther@suse.de>
12482 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12483 if it is not about to be set.
12484 (get_value_range): Do not pre-allocate equiv bitmap.
12485 (update_value_range): No need to clear equiv field.
12486 (add_equivalence): Change prototype to get bitmap pointer.
12487 Allocate bitmap here if it is not already.
12488 (extract_range_from_assert): Do not allocate bitmap here.
12489 Update callers to add_equivalence.
12490 (extract_range_from_ssa_name): Likewise.
12491 (get_vr_for_comparison): New static helper.
12492 (compare_name_with_value): Handle NULL equiv bitmap by
12493 peeling the first iteration of the comparison loop.
12494 Use get_vr_for_comparison.
12495 (compare_names): Handle NULL equiv bitmaps by using fake
12496 ones. Use get_vr_for_comparison.
12498 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12500 * double-int.c (mpz_set_double_int): Moved from
12501 tree-ssa-loop-niter.c.
12502 (mpz_get_double_int): Likewise; also, add option to wrap
12503 out-of-range integers.
12504 * double-int.h: New prototypes for above.
12505 * tree.c (get_static_type_bounds): Moved from
12506 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12507 TYPE_MAX_VALUE if they exist..
12508 * tree.h: New prototype for above.
12509 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12510 get_type_bounds calls.
12511 (mpz_set_double_int): Move to double-int.c.
12512 (get_type_bounds): Move to tree.c, rename to
12513 get_static_type_bounds.
12514 (mpz_to_double_int): Move to double-int.c, rename to
12515 mpz_get_double_int.
12517 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12519 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12520 DIV0 exception can fall through to a normal return.
12522 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12524 PR middle-end/22156
12525 Temporarily revert:
12526 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12527 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12528 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12529 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12530 initialize align to silence bogus warning.
12531 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12532 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12534 (struct sra_walk_fns): Remove use_all parameter from use.
12535 (sra_hash_tree): Handle BIT_FIELD_REFs.
12536 (sra_elt_hash): Don't hash bitfld blocks.
12537 (sra_elt_eq): Skip them in parent compares as well. Handle
12539 (sra_walk_expr): Don't maintain or pass down use_all_p.
12540 (scan_use): Remove use_all parameter.
12541 (scalarize_use): Likewise. Re-expand assignment to
12542 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12543 output, and re-scalarize after output. Don't mark anything
12545 (scalarize_ldst): Adjust.
12546 (scalarize_walk_gimple_modify_statement): Likewise.
12547 (build_element_name_1): Handle BIT_FIELD_REFs.
12548 (instantiate_element): Don't warn for any element whose parent
12549 is used as a whole.
12550 (instantiate_missing_elements_1): Return the sra_elt.
12551 (canon_type_for_field): New.
12552 (try_instantiate_multiple_fields): New.
12553 (instantiate_missing_elemnts): Use them.
12554 (mark_no_warning): Removed.
12555 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12556 (REPLDUP, sra_build_elt_assignment): New.
12557 (generate_copy_inout): Use them.
12558 (generate_element_copy): Likewise. Handle bitfld differences.
12559 (generate_element_zero): Don't recurse for blocks. Use
12560 sra_build_elt_assignment.
12561 (generate_one_element_int): Take elt instead of var. Use
12562 sra_build_elt_assignment.
12563 (generate_element_init_1): Adjust.
12564 (scalarize_use, scalarize_copy): Use REPLDUP.
12565 (scalarize_ldst): Move assert before dereference.
12566 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12568 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12571 * tree.c (reconstruct_complex_type): Reconstruct a reference
12573 Also use the same mode for the pointer as the old pointer type.
12575 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12577 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12580 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12582 PR rtl-optimization/31676
12583 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12584 (df_refs_record): Call it.
12586 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12588 * rtl.def (SS_ABS): New code.
12589 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12590 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12591 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12592 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12593 (bfin_init_builtins): Define them.
12594 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12595 (bfin_expand_builtin): ... and handle the others here.
12596 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12597 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12598 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12599 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12600 operand is only HImode.
12602 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12604 * regclass.c (scan_one_insn): Remove splitting of
12607 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12608 Nigel Stephens <nigel@mips.com>
12610 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12612 2007-04-28 Jan Hubicka <jh@suse.cz>
12614 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12615 insn_locators_alloc instead of insn_locators_initialize;
12616 call reset_block_changes.
12617 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12618 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12619 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12620 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12621 * config/score/score.c (th_output_mi_thunk): Likewise.
12622 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12623 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12624 tolerate uninitialized locator info.
12627 * function.c (init_function_start): Don't init line number info.
12628 (expand_function_end): Update.
12629 (reset_block_changes, record_block_change, finalize_block_changes,
12630 check_block_change, free_block_changes): Kill.
12631 * function.h (reset_block_changes, record_block_change,
12632 finalize_block_changes, check_block_change, free_block_changes):
12634 (struct function): Remove ib_boundaries_block.
12635 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12636 Use curr_insn_locator to initialize locator.
12637 (emit_line_note): Remove.
12638 * cfgexpand.c (expand_gimple_cond_expr): Update.
12639 (construct_exit_block): Likewise.
12640 (tree_expand_cfg): Initialize/finalize locators.
12641 * expr.c (expand_expr_real): Update.
12642 * cfglayout.c (line_locators_locs, line_locators_lines,
12643 file_locators_locs, file_locators_files): Remove.
12644 (set_block_levels): Move to cfgexpand.c.
12645 (insn_locators_initialize): Remove.
12646 (pass_insn_locators_initialize): Remove.
12647 (locations_locators_locs, locations_locators_vals): New static vars.
12648 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12650 (insn_locators_alloc, insn_locators_finalize,
12651 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12653 (locator_location): New.
12654 (locator_line, locator_file): Rewrite.
12655 * rtl.h (emit_line_note): Kill.
12656 (insn_locators_alloc, insn_locators_finalize,
12657 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12659 * tree-inline.c (initialize_cfun): Do not initialize
12660 ib_boundaries_block.
12661 * passes.c (pass_insn_locators_initialize): Remove.
12663 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12665 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12666 info. Update last_basic_block correctly.
12668 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12671 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12672 register itself to hold the offset constant. Tell flow the use
12673 of r4 and r5 when they are used.
12675 2007-04-27 Richard Guenther <rguenther@suse.de>
12677 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12678 if we simplified anything.
12679 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12680 warnings until we did a simplification and the stmt was not
12681 marked as TREE_NO_WARNING.
12683 2007-04-27 Mike Stump <mrs@apple.com>
12685 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12687 2007-04-27 Ian Lance Taylor <iant@google.com>
12689 PR middle-end/31710
12690 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12691 TYPE_MAX_VALUE exist, convert them to the new type.
12693 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12695 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12696 if it claims to be available.
12697 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12698 edge is redirected.
12699 (perform_tree_ssa_dce): Always free postdominators.
12701 2007-04-27 Richard Henderson <rth@redhat.com>
12703 * config/alpha/predicates.md (aligned_memory_operand): Mark
12704 as define_special_predicate.
12705 (unaligned_memory_operand, normal_memory_operand): Likewise.
12706 (reg_or_unaligned_mem_operand): Remove.
12707 (any_memory_operand): Match the documentation and check for
12708 non-renumbered pseudos during reload.
12709 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12710 alpha_secondary_reload_class, update to new interface, make static.
12711 Handle CQImode like HImode. Remove FP subreg check.
12712 (alpha_expand_mov): Use replace_equiv_address.
12713 (alpha_expand_mov_nobwx): Use any_memory_operand.
12714 (TARGET_SECONDARY_RELOAD): New.
12715 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12716 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12717 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12718 * config/alpha/alpha.md: ... here.
12719 (RELOAD12, reloadmode): New.
12721 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12722 Don't handle the aligned case here.
12723 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12724 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12725 reload_inhi_help. Don't expect a scratch register.
12726 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12728 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12730 2007-04-27 Richard Guenther <rguenther@suse.de>
12732 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12734 2007-04-27 Richard Guenther <rguenther@suse.de>
12736 PR tree-optimization/30965
12737 PR tree-optimization/30978
12738 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12739 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12740 (find_equivalent_equality_comparison): Likewise.
12741 (simplify_cond): Likewise.
12742 (get_prop_source_stmt): New helper.
12743 (get_prop_dest_stmt): Likewise.
12744 (can_propagate_from): Likewise.
12745 (remove_prop_source_from_use): Likewise.
12746 (combine_cond_expr_cond): Likewise.
12747 (forward_propagate_comparison): New function.
12748 (forward_propagate_into_cond): Rewrite to use fold for
12750 (tree_ssa_forward_propagate_single_use_vars): Call
12751 forward_propagate_comparison to propagate comparisons.
12753 2007-04-27 Richard Guenther <rguenther@suse.de>
12755 PR tree-optimization/31715
12756 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12757 sure to do computation on the offset in an appropriate
12760 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12762 * reload.h (elimination_target_reg_p): Declare.
12763 * reload.c (find_reloads): Don't apply the reg_rtx move
12764 optimization if the SET_DEST satisfies elimination_target_reg_p.
12765 * reload1.c (elimination_target_reg_p): New function.
12766 (gen_reload): In the move/add2 fallback, make sure that op0
12767 does not overlap the destination register.
12769 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12771 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12772 transform only GIMPLE_MODIFY_STMTs.
12773 * tree-complex.c (expand_complex_operations_1): Ditto.
12774 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12775 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12776 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12778 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12779 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12780 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12781 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12782 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12783 slpeel_add_loop_guard): Ditto.
12784 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12785 * lambda-code.c (perfect_nestify): Ditto.
12786 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12787 before the first statement.
12788 * tree-optimize.c (execute_free_datastructures): Fix comments.
12789 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12790 * tree-flow.h (disband_implicit_edges): Declaration removed.
12791 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12793 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12794 COND_EXPRs without gotos.
12795 (disband_implicit_edges, has_label_p): Removed.
12796 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12797 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12799 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12801 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12802 also for COND_EXPRs.
12803 * cfgexpand.c (label_rtx_for_bb): New function.
12804 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12805 Use label_rtx_for_bb to find the labels.
12806 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12807 last block. Detect fallthru edges.
12809 2007-04-26 Ian Lance Taylor <iant@google.com>
12812 * reload.c (find_reloads_subreg_address): If the address was valid
12813 in the original mode but not in the new mode, reload the whole
12816 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12818 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12819 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12820 (cleanup_control_expr_graph): Do not invalidate dominance info.
12821 Record altered blocks.
12822 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12823 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12824 cleanup_tree_cfg_bb): New functions.
12825 (remove_forwarder_block): Do not maintain the worklist of blocks.
12826 Record altered blocks.
12827 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12828 not over whole cfg.
12829 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12830 delete_unreachable_blocks if dominators are not available.
12831 * tree-inline.c (optimize_inline_calls): Free dominance information
12833 * tree-flow.h (remove_edge_and_dominated_blocks,
12834 cfgcleanup_altered_bbs): Altered.
12835 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12837 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12839 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12840 do not invalidate dominators.
12842 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12844 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12845 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12846 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12847 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12849 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12851 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12853 2007-04-26 Richard Guenther <rguenther@suse.de>
12855 PR tree-optimization/31703
12856 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12857 the right type for the target of the bittest.
12859 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12861 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12862 ix86_sol10_return_in_memory.
12864 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12866 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12869 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12872 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12874 PR tree-optimization/30558
12875 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12876 clear this_state.prev_try.
12878 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12879 Mark Mitchell <mark@codesourcery.com>
12881 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12882 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12883 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12885 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12888 * doc/invoke.texi (%:print-asm-header): Document.
12889 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12891 (static_spec_functions): Add print-asm-header.
12892 (main): Print a banner before the --target-help linker options.
12893 (print_asm_header_spec_function): New function.
12895 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12898 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12899 (movsf_ie): Likewise.
12901 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12903 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12905 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12907 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12908 exception for divide-by-zero.
12909 (__umodsi3, __modsi3): Likewise.
12911 2007-04-25 Dirk Mueller <dmueller@suse.de>
12913 * c-typeck.c (build_compound_expr): Annotate warning()
12914 call with OPT_Wunused_value.
12915 * tree-ssa.c (warn_uninit): Annotate warning with
12917 * c-common.c (handle_sentinel_attribute): Annotate warning
12918 call with OPT_Wattributes.
12920 2007-04-25 Thiemo Seufer <ths@mips.com>
12922 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12923 (mips16): Fix typo.
12924 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12925 on to the assembler. Improve handling of -mno-mips16. Add handling
12926 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12927 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12928 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12929 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12931 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12934 * config/i386/winnt.c (i386_pe_file_end): Strip only
12935 USER_LABEL_PREFIX when writing export name.
12937 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12939 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12940 sh/elf.h, vx-common.h and vxworks.h.
12941 * config/sh/sh.h: Include config/vxworks-dummy.h.
12942 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12943 (OVERRIDE_OPTIONS): Use it.
12944 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12945 (vxworks_picreg): New pattern.
12946 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12947 VXWORKS_OS_CPP_BUILTINS.
12948 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12949 to their VXWORKS_* equivalents.
12950 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12951 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12952 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12953 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12954 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12955 -mrtp/-fPIC multilibs.
12956 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12957 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12958 (MULTILIB_OSDIRNAMES): Delete.
12960 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12963 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12965 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12967 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12968 rounding mode to be specified by the caller.
12969 (real_to_mpfr) Likewise.
12970 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12971 include new arguments.
12972 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12974 2007-04-24 Ian Lance Taylor <iant@google.com>
12976 PR tree-optimization/31605
12977 * tree-vrp.c (set_value_range): Check that min and max are not
12978 both overflow infinities.
12979 (set_value_range_to_value): New static function.
12980 (extract_range_from_binary_expr): Call set_value_range_to_value.
12981 (extract_range_from_cond_expr): Likewise.
12982 (extract_range_from_expr): Likewise.
12983 (extract_range_from_unary_expr): Likewise. Don't create a range
12984 which overflows on both sides.
12985 (vrp_meet): Check for a useless range.
12986 (vrp_visit_phi_node): If we see a constant which looks like an
12987 overflow infinity, turn off the TREE_OVERFLOW flag.
12989 2007-04-24 Ian Lance Taylor <iant@google.com>
12991 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12993 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12995 PR diagnostic/25923
12996 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12997 diagnostic message is being built.
12998 * tree-pretty-print.c (dump_generic_node): Only write the
12999 formatted text into BUFFER's stream if we are not building a
13000 diagnostic message.
13001 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13003 * Makefile.in (toplev.o): Depend on tree-pass.h.
13005 2007-04-24 Ian Lance Taylor <iant@google.com>
13007 PR tree-optimization/31602
13008 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13009 conditionals in the copied loop header.
13010 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13011 warnings if TREE_NO_WARNING is set.
13012 * doc/invoke.texi (Warning Options): Clarify that
13013 -Wstrict-overflow does not warn about loops.
13015 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13017 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13018 expand on the comment about _Decimal128 arguments and check the
13019 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13020 that _Decimal128 argument uses even/odd register pair.
13021 (function_arg): Ditto.
13023 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13025 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13026 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13028 2007-04-24 Richard Guenther <rguenther@suse.de>
13029 Olga Golovanevsky <olga@il.ibm.com>
13031 * fold-const.c (multiple_of_p): Check for bottom
13034 2007-04-24 Richard Henderson <rth@redhat.com>
13036 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13037 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13038 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13039 looking for non-zero bits shifted out. Avoid a recursive call
13040 when constructing the scalar.
13041 (__floatundisf): Likewise.
13043 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13045 * dwarf2out.c (field_byte_offset): Move the existing logic
13046 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13047 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13049 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13052 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13053 length argument of 0 for memset.
13054 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13055 unsigned shift instead of the signed variant.
13057 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13059 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13060 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13061 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13062 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13063 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13064 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13065 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13066 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13067 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13068 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13069 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13070 "mul<mode>3", "div<mode>3"): Insn definitions added.
13071 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13072 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13073 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13074 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13075 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13076 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13077 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13078 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13079 TARGET_FLOAT_FORMAT): Macro definitions removed.
13080 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13081 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13082 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13083 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13084 (s390_gen_rtx_const_DI): Function removed.
13085 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13087 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13089 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13090 over an external ffs function.
13092 2007-04-24 Chao-ying Fu <fu@mips.com>
13093 Richard Sandiford <richard@nildram.co.uk>
13095 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13096 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13097 (smadd_widen_optab, umadd_widen_optab): Define.
13098 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13100 * genopinit.c (optabs): Fill in smadd_widen_optab and
13102 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13103 and umadd_widen_optab to implement multiply-add sequences.
13104 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13105 (<u>maddsidi4): ...this. Extend condition to include
13106 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13107 of operand 0 to "ka" and use the three-operand form of madd<u>
13109 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13111 * config/mips/constraints.md (ka): New register constraint.
13113 2007-04-24 Jan Hubicka <j@suse.cz>
13117 2007-04-23 Jan Hubicka <jh@suse.cz>
13118 * function.c (init_function_start): Don't init line number info.
13119 (expand_function_end): Update.
13120 (reset_block_changes, record_block_change, finalize_block_changes,
13121 check_block_change, free_block_changes): Kill.
13122 * function.h (reset_block_changes, record_block_change,
13123 finalize_block_changes, check_block_change, free_block_changes):
13125 (struct function): Remove ib_boundaries_block.
13126 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13127 Use curr_insn_locator to initialize locator.
13128 (emit_line_note): Remove.
13129 * cfgexpand.c (expand_gimple_cond_expr): Update.
13130 (construct_exit_block): Likewise.
13131 (tree_expand_cfg): Initialize/finalize locators.
13132 * expr.c (expand_expr_real): Update.
13133 * cfglayout.c (line_locators_locs, line_locators_lines,
13134 file_locators_locs, file_locators_files): Remove.
13135 (set_block_levels): Move to cfgexpand.c.
13136 (insn_locators_initialize): Remove.
13137 (pass_insn_locators_initialize): Remove.
13138 (locations_locators_locs, locations_locators_vals): New static vars.
13139 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13141 (insn_locators_alloc, insn_locators_finalize,
13142 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13144 (locator_location): New.
13145 (locator_line, locator_file): Rewrite.
13146 * rtl.h (emit_line_note): Kill.
13147 (insn_locators_alloc, insn_locators_finalize,
13148 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13150 * tree-inline.c (initialize_cfun): Do not initialize
13151 ib_boundaries_block.
13152 * passes.c (pass_insn_locators_initialize): Remove.
13154 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13156 * doc/invoke.texi: Removed leading '-' from option index entries.
13158 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13160 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13162 (create_phi_node): Use set_phi_nodes.
13163 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13164 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13165 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13166 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13167 (bsi_start, bsi_last): Use bb_stmt_list.
13168 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13169 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13170 Traverse the statements using tsi iterator.
13171 * basic-block.h (struct basic_block_def): Fields stmt_list
13172 and phi_nodes moved to ...
13173 (struct tree_bb_info): ... new structure.
13174 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13175 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13176 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13177 (tree_verify_flow_info): Verify that il.tree is not set for
13178 entry and exit block.
13179 (tree_split_block): Use set_bb_stmt_list.
13181 2007-04-23 Mike Stump <mrs@apple.com>
13183 * config/i386/i386.c (ix86_tune_features
13184 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13187 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13189 * config/i386/i386.md (prefix_extra): New attribute.
13190 (length): Add prefix_extra.
13192 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13193 (sse2_movntv2di): Likewise.
13194 (sse2_cvtps2dq): Likewise.
13195 (sse2_cvtpd2pi): Likewise.
13196 (sse2_cvttpd2pi): Likewise.
13197 (*sse2_cvtpd2ps): Likewise.
13198 (*add<mode>3): Likewise.
13199 (sse2_ssadd<mode>3): Likewise.
13200 (sse2_usadd<mode>3): Likewise.
13201 (*sub<mode>3): Likewise.
13202 (sse2_sssub<mode>3): Likewise.
13203 (sse2_ussub<mode>3): Likewise.
13204 (*mulv8hi3): Likewise.
13205 (*smulv8hi3_highpart): Likewise.
13206 (*umulv8hi3_highpart): Likewise.
13207 (sse2_umulv2siv2di3): Likewise.
13208 (sse2_pmaddwd): Likewise.
13209 (ashr<mode>3): Likewise.
13210 (lshr<mode>3): Likewise.
13211 (ashl<mode>3): Likewise.
13212 (sse2_ashlti3): Likewise.
13213 (sse2_lshrti3): Likewise.
13214 (*umaxv16qi3): Likewise.
13215 (*smaxv8hi3): Likewise.
13216 (*uminv16qi3): Likewise.
13217 (*sminv8hi3): Likewise.
13218 (sse2_eq<mode>3): Likewise.
13219 (sse2_gt<mode>3): Likewise.
13220 (*and<mode>3): Likewise.
13221 (sse2_nand<mode>3): Likewise.
13222 (*ior<mode>3): Likewise.
13223 (*xor<mode>3): Likewise.
13224 (sse2_packsswb): Likewise.
13225 (sse2_packssdw): Likewise.
13226 (sse2_packuswb): Likewise.
13227 (sse2_punpckhbw): Likewise.
13228 (sse2_punpcklbw): Likewise.
13229 (sse2_punpckhwd): Likewise.
13230 (sse2_punpcklwd): Likewise.
13231 (sse2_punpckhdq): Likewise.
13232 (sse2_punpckldq): Likewise.
13233 (sse2_punpckhqdq): Likewise.
13234 (sse2_punpcklqdq): Likewise.
13235 (*sse2_pinsrw): Likewise.
13236 (*sse2_pextrw): Likewise.
13237 (sse2_pshufd_1): Likewise.
13238 (sse2_uavgv16qi3): Likewise.
13239 (sse2_uavgv8hi3): Likewise.
13240 (sse2_psadbw): Likewise.
13241 (sse2_pmovmskb): Likewise.
13242 (*sse2_maskmovdqu): Likewise.
13243 (*sse2_maskmovdqu_rex64): Likewise.
13244 (sse4a_extrqi): Likewise.
13245 (sse4a_extrq): Likewise.
13246 (sse3_lddqu): Set prefix_rep.
13247 (sse3_addsubv4sf3): Likewise.
13248 (sse3_haddv4sf3): Likewise.
13249 (sse3_hsubv4sf3): Likewise.
13250 (sse_cvtss2si): Likewise.
13251 (sse_cvtss2si_2): Likewise.
13252 (sse_cvtss2siq): Likewise.
13253 (sse_cvtss2siq_2): Likewise.
13254 (sse_cvttss2si): Likewise.
13255 (sse_cvttss2siq): Likewise.
13256 (sse2_cvttps2dq): Likewise.
13257 (sse3_movshdup): Likewise.
13258 (sse3_movsldup): Likewise.
13259 (sse2_cvtsd2si): Likewise.
13260 (sse2_cvtsd2si_2): Likewise.
13261 (sse2_cvtsd2siq): Likewise.
13262 (sse2_cvtsd2siq_2): Likewise.
13263 (sse2_cvttsd2si): Likewise.
13264 (sse2_cvttsd2siq): Likewise.
13265 (*sse2_cvtpd2dq): Likewise.
13266 (*sse2_cvttpd2dq): Likewise.
13267 (sse2_pshuflw_1): Likewise.
13268 (sse2_pshufhw_1): Likewise.
13269 (sse4a_insertqi): Likewise.
13270 (sse4a_insertq): Likewise.
13271 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13272 (ssse3_phadddv4si3): Likewise.
13273 (ssse3_phaddswv8hi3): Likewise.
13274 (ssse3_phsubwv8hi3): Likewise.
13275 (ssse3_phsubdv4si3): Likewise.
13276 (ssse3_phsubswv8hi3): Likewise.
13277 (ssse3_pmaddubswv8hi3): Likewise.
13278 (ssse3_pmulhrswv8hi3): Likewise.
13279 (ssse3_pshufbv16qi3): Likewise.
13280 (ssse3_psign<mode>3): Likewise.
13281 (ssse3_palignrti): Likewise.
13282 (abs<mode>2): Likewise.
13283 (ssse3_phaddwv4hi3): Set prefix_extra.
13284 (ssse3_phadddv2si3): Likewise.
13285 (ssse3_phaddswv4hi3): Likewise.
13286 (ssse3_phsubwv4hi3): Likewise.
13287 (ssse3_phsubdv2si3): Likewise.
13288 (ssse3_phsubswv4hi3): Likewise.
13289 (ssse3_pmaddubswv4hi3): Likewise.
13290 (ssse3_pmulhrswv4hi3): Likewise.
13291 (ssse3_pshufbv8qi3): Likewise.
13292 (ssse3_psign<mode>3): Likewise.
13293 (ssse3_palignrdi): Likewise.
13294 (abs<mode>2): Likewise.
13295 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13296 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13297 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13299 2007-04-23 Nick Clifton <nickc@redhat.com>
13301 * params.def: Fix formatting of emacs local variables.
13303 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13305 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13306 move if inter-unit move isn't allowed.
13307 Don't split moving the first element of V2DI to DI to inter-unit
13308 move if inter-unit move isn't allowed.
13310 2007-04-23 Richard Guenther <rguenther@suse.de>
13312 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13313 and CDI_POST_DOMINATORS separately.
13315 2007-04-23 Nick Clifton <nickc@redhat.com>
13317 * c.opt (Wformat-contains-nul): Add warning attribute.
13319 2007-04-23 Jan Hubicka <jh@suse.cz>
13321 * function.c (init_function_start): Don't init line number info.
13322 (expand_function_end): Update.
13323 (reset_block_changes, record_block_change, finalize_block_changes,
13324 check_block_change, free_block_changes): Kill.
13325 * function.h (reset_block_changes, record_block_change,
13326 finalize_block_changes, check_block_change, free_block_changes):
13328 (struct function): Remove ib_boundaries_block.
13329 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13330 Use curr_insn_locator to initialize locator.
13331 (emit_line_note): Remove.
13332 * cfgexpand.c (expand_gimple_cond_expr): Update.
13333 (construct_exit_block): Likewise.
13334 (tree_expand_cfg): Initialize/finalize locators.
13335 * expr.c (expand_expr_real): Update.
13336 * cfglayout.c (line_locators_locs, line_locators_lines,
13337 file_locators_locs, file_locators_files): Remove.
13338 (set_block_levels): Move to cfgexpand.c.
13339 (insn_locators_initialize): Remove.
13340 (pass_insn_locators_initialize): Remove.
13341 (locations_locators_locs, locations_locators_vals): New static vars.
13342 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13344 (insn_locators_alloc, insn_locators_finalize,
13345 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13347 (locator_location): New.
13348 (locator_line, locator_file): Rewrite.
13349 * rtl.h (emit_line_note): Kill.
13350 (insn_locators_alloc, insn_locators_finalize,
13351 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13353 * tree-inline.c (initialize_cfun): Do not initialize
13354 ib_boundaries_block.
13355 * passes.c (pass_insn_locators_initialize): Remove.
13357 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13359 PR middle-end/31448
13360 * expr.c (reduce_to_bit_field_precision): Handle
13363 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13365 PR tree-optimization/24659
13366 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13367 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13368 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13369 * genopinit.c (optabs): Rename vec_pack_mod_optab
13370 to vec_pack_trunc_optab.
13371 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13372 early for scalar floating point operands for NOP_EXPR.
13373 (vectorizable_type_promotion): Ditto.
13374 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13375 vec_pack_trunc_optab.
13376 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13378 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13379 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13380 Rename from VEC_PACK_MOD_EXPR.
13381 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13382 * expr.c (expand_expr_real_1): Ditto.
13383 * tree-inline.c (estimate_num_insns_1): Ditto.
13384 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13386 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13387 (vec_unpacks_lo_v4sf): Ditto.
13388 (vec_pack_trunc_v2df): Ditto.
13389 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13390 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13391 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13393 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13395 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13397 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13398 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13399 packing of floating point operands.
13400 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13401 represent unpacking of floating point operands.
13402 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13403 [vec_unpacks_hi]: Ditto.
13404 [vec_unpacks_lo]: Ditto.
13406 2007-04-22 Jan Hubicka <jh@suse.cz>
13408 * final.c (rest_of_handle_final): Call
13409 targetm.asm_out.constructor/targetm.asm_out.destructor
13410 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13411 proper priority via decl_*_priority_insert.
13412 * c-common.c (c_expand_body): Likewise.
13414 2007-04-22 Richard Guenther <rguenther@suse.de>
13416 PR tree-optimization/29789
13417 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13418 (rewrite_reciprocal): New helper split out from
13419 determine_invariantness_stmt.
13420 (rewrite_bittest): Likewise.
13421 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13422 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13425 2007-04-22 Revital Eres <eres@il.ibm.com>
13427 * loop-unroll.c (var_to_expand): New field to support also
13428 insns of the form x = something + x.
13429 (analyze_insn_to_expand_var): Use it.
13430 (expand_var_during_unrolling): Likewise.
13432 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13434 * predict.c: Include pointer-set.h.
13435 (bb_predictions): New variable.
13436 (tree_predicted_by_p, tree_predict_edge,
13437 remove_predictions_associated_with_edge): Use bb_predictions map
13438 instead of bb->predictions.
13439 (clear_bb_predictions, assert_is_empty): New functions.
13440 (combine_predictions_for_bb): Use bb_predictions map. Call
13441 clear_bb_predictions.
13442 (tree_estimate_probability): Create and free bb_predictions map.
13443 * Makefile.in (predict.o): Add pointer-set.h dependency.
13444 * basic-block.h (struct basic_block_def): Remove predictions
13446 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13448 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13451 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13454 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13456 * timevar.c (timevar_print): Change reference of --disable-checking to
13457 --enable-checking=release. Also warn if assert checking is disabled.
13459 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13462 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13463 decl as addressable if the compound literal was marked as
13465 Mark the decl as a gimple register if it is a complex or
13466 vector decl and does not live in memory.
13468 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13470 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13471 (GENERIC_NEXT): New function macro.
13472 (PHI_CHAIN): Use phi_node's new chain variable.
13473 (tree_phi_node): Change tree_common to tree_base
13474 and add the chain field.
13475 * tree-phinodes.c (make_phi_node): Don't set
13476 TREE_TYPE on the new node.
13477 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13478 instead of checking GIMPLE_TUPLE_P in chain_next.
13479 * tree-vect-transform.c
13480 (get_initial_def_for_induction): Look at
13481 PHI_RESULT_TREE for the type of the phi node.
13482 (update_vuses_to_preheader): Use PHI_CHAIN
13483 instead of TREE_CHAIN on the phi node.
13484 * tree-ssa-structalias.c (compute_points_to_sets):
13486 (ipa_pta_execute): Likewise.
13488 2007-04-21 Richard Guenther <rguenther@suse.de>
13490 PR middle-end/31136
13491 * fold-const.c (fold_unary): Call fold_convert_const on the
13494 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13496 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13497 (store_killed_in_pat): New.
13499 2007-04-20 Richard Henderson <rth@redhat.com>
13502 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13503 TREE_LIST with a void_type_node value, not void_list_node exactly.
13505 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13507 * doc/standards.texi: Re-arrange into language-specific
13508 subsections. Add a C++ section, documenting which standards we
13511 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13513 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13514 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13516 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13518 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13519 ecrti.o and crtbegin.o.
13520 (LIB_DEFAULT_SPEC): Include -lc.
13521 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13523 2007-04-20 Richard Henderson <rth@redhat.com>
13526 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13527 argument; update all callers.
13528 (get_unaligned_offset): New.
13529 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13530 get_unaligned_address, just pass on the address directly.
13531 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13532 the subreg in the helper patterns.
13533 (unaligned_extendqidi_le): Use get_unaligned_offset.
13534 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13535 (unaligned_extendhidi_be): Likewise.
13536 (unaligned_extendhidi): Tidy.
13537 * config/alpha/alpha-protos.h: Update.
13539 2007-04-20 Richard Henderson <rth@redhat.com>
13541 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13542 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13543 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13544 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13545 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13546 (CPP_SPEC): Don't include %(cpp_subtarget).
13547 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13548 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13549 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13551 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13553 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13554 for __builtin_ia32_cmpordss.
13556 PR tree-optimization/31632
13557 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13558 and arg1 for optimizations of comparison against min/max values.
13559 Fold arg0 to arg1's type for optimizations of comparison against
13560 min+1 and max-1 values.
13562 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13564 * reload.c (combine_reloads): When trying to use a dying register,
13565 check whether it's uninitialized and don't use if so.
13567 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13569 * fold-const.c: Remove prototypes for native_encode_expr and
13570 native_interpret_expr.
13571 (native_encode_expr): Make non-static.
13572 (native_interpret_expr): Likewise.
13573 * tree.h: Add prototypes for the above.
13575 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13577 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13578 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13579 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13580 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13581 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13582 Add length attributes.
13584 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13586 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13589 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13590 __STDC_WANT_DEC_FP__.
13592 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13594 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13595 for long double compatibility.
13596 * configure: Regenerate.
13598 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13600 PR rtl-optimization/29841
13601 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13603 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13604 that may cause control flow transfer from being moved.
13606 2007-04-18 Jan Hubicka <jh@suse.cz>
13608 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13611 2007-04-18 Eric Christopher <echristo@apple.com>
13613 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13614 only. Update operands.
13615 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13616 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13617 link register to pic register.
13619 2007-04-18 Dirk Mueller <dmueller@suse.de>
13621 PR diagnostic/31227
13622 * tree-vrp.c (search_for_addr_array): New.
13623 (check_array_bounds): Suppress warning about
13624 address taken of array refs if its not de-referenced.
13626 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13628 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13629 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13631 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13632 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13633 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13635 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13637 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13639 (vect_analyze_scalar_cycles): Fix indentation.
13640 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13641 (vect_mark_relevant): Include phis in relevance analysis.
13643 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13645 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13647 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13648 output_operand_lossage().
13650 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13652 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13653 the unused code for reduction without adjust-in-epilog to simplify the
13656 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13658 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13659 (S390_TDC_NEGATIVE_ZERO): New constant.
13660 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13661 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13662 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13663 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13664 (S390_TDC_POSITIVE_INFINITY): New constant.
13665 (S390_TDC_NEGATIVE_INFINITY): New constant.
13666 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13667 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13668 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13669 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13670 (S390_TDC_INFINITY): New constant.
13671 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13672 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13673 optimization for UNSPEC_CCZ_TO_INT.
13674 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13675 ("*ccz_to_int"): New insn.
13676 ("isinf<mode>2"): New insn.
13677 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13678 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13679 (UNSPEC_CCZ_TO_INT): New constant.
13681 2007-04-18 Richard Guenther <rguenther@suse.de>
13683 PR tree-optimization/19431
13684 PR tree-optimization/21463
13685 * tree-pass.h (pass_phiprop): Declare.
13686 * passes.c (init_optimization_passes): New phiprop pass.
13687 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13688 (phivn_valid_p): New helper function.
13689 (phiprop_insert_phi): Likewise.
13690 (propagate_with_phi): Likewise.
13691 (tree_ssa_phiprop): New propagator propagating loads
13692 through phi nodes if profitable.
13694 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13696 * tree-vect-analyze.c (process_use): New function.
13697 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13698 Check phis in all bbs.
13699 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13702 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13704 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13707 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13710 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13713 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13715 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13717 (sse_vmmulv4sf3): Likewise.
13718 (sse2_vmaddv2df3): Likewise.
13719 (sse2_vmmulv2df3): Likewise.
13721 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13723 PR rtl-optimization/31360
13724 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13725 (target_reg_cost): New.
13726 (init_set_costs): Initialize target_reg_cost. Add comments
13727 regarding the rationale of the costs.
13728 (global_cost_for_size): Renamed to...
13729 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13730 of register pressure.
13731 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13732 estimate_reg_pressure_cost. Add number of ivs.
13733 (determine_set_costs): Dump target_reg_cost.
13734 * loop-invariant.c (gain_for_invariant): Use
13735 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13736 (best_gain_for_invariant, find_invariants_to_move): Remove
13738 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13739 (target_reg_cost): Declare.
13740 (global_cost_for_size): Declaration removed.
13741 (estimate_reg_pressure_cost): Declare.
13743 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13745 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13746 regnos into even/odd register pairs.
13747 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13748 TDmode similar to the other floating point modes.
13749 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13750 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13752 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13753 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13754 (movdd_hardfloat64): Use TARGET_MFPGPR.
13756 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13758 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13761 2005-01-05 Richard Henderson <rth@redhat.com>
13763 * reload1.c (do_input_reload): Restrict the optimization deleteing
13764 a previous output reload to RELOAD_FOR_INPUT.
13766 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13768 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13769 induc_vec_info_type.
13770 (vectorizable_induction): New function declaration.
13771 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13772 check if already vectorized. Find first place in BB where new stmts
13773 can be inserted. Takes only one argument.
13774 (vectorizable_induction): New function.
13775 (vect_transform_stmt): Add case for induc_vec_info_type to call
13776 vectorizable_induction.
13777 (vect_transform_loop): Consider phis for vectorization.
13778 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13780 (analyze_operations): Call vectorizable_induction when analyzing phis.
13782 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13783 (vect_mark_relevant): Include phis in relevance analysis.
13784 (vect_mark_stmts_to_be_vectorize): Likewise.
13785 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13787 2007-04-16 Lawrence Crowl <crowl@google.com>
13789 * doc/invoke.texi (Debugging Options): Add documentation for the
13790 -femit-struct-debug options -femit-struct-debug-baseonly,
13791 -femit-struct-debug-reduced, and
13792 -femit-struct-debug-detailed[=...].
13794 * c-opts.c (c_common_handle_option): Add
13795 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13796 and OPT_femit_struct_debug_detailed_.
13797 * c.opt: Add specifications for
13798 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13799 and -femit-struct-debug-detailed[=...].
13800 * opts.c (set_struct_debug_option): Parse the
13801 -femit-struct-debug-... options.
13802 * opts.c (matches_main_base, main_input_basename,
13803 main_input_baselength, base_of_path, matches_main_base): Add
13804 variables and functions to compare header base name to compilation
13806 * opts.c (should_emit_struct_debug): Add to determine to emit a
13807 structure based on the option.
13808 (dump_struct_debug) Also disabled function to debug this
13810 * opts.c (handle_options): Save the base name of the
13813 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13814 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13815 This hook indicates if a type is generic. Set it by default
13816 to "never generic".
13817 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13818 to determine if a struct type is generic or not.
13819 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13820 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13821 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13822 with live C++ hook.
13824 * flags.h (enum debug_info_usage): Add an enumeration to describe
13825 a program's use of a structure type.
13826 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13827 to indicate the program's usage of the type. Filter structs based
13828 on the -femit-struct-debug-... specification.
13829 (gen_type_die): Split into two routines, gen_type_die and
13830 gen_type_die_with_usage. gen_type_die is now a wrapper
13831 that assumes direct usage.
13832 (gen_type_die_with_usage): Replace calls to gen_type_die
13833 with gen_type_die_with_usage adding the program usage of
13834 the referenced type.
13835 (dwarf2out_imported_module_or_decl): Suppress struct debug
13836 information using should_emit_struct_debug when appropriate.
13838 2007-04-16 Ian Lance Taylor <iant@google.com>
13840 PR tree-optimization/31522
13841 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13842 (vrp_initialize): Allocate vr_phi_edge_counts.
13843 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13844 executable edge. Drop test for all constants.
13845 (vrp_finalize): Free vrp_phi_edge_counts.
13847 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13848 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13850 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13851 predecessors at head rather than tail.
13853 2007-04-16 Matthias Klose <doko@debian.org>
13855 * config/alpha/linux.h (CPP_SPEC): Define.
13856 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13858 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13860 * function.h: Remove sequence_stack extern declaration.
13862 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13864 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13866 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13869 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13871 * config/avr/avr.c (avr_arch_types): Rearranging array.
13872 (enum avr_arch): Add.
13873 (avr_mcu_types): Use avr_arch enumeration constants instead of
13875 * config/avr/avr.h (LINK_SPEC): Simplify.
13877 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13879 * config/m68k/m68k.c (m68k_libcall_value,
13880 m68k_function_value): Use macros for register names more.
13882 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13884 (M68K_REGNAME): Use A6_REG.
13885 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13887 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13889 PR middle-end/28071
13890 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13891 'pending_read_list_length' and 'pending_write_list_length'. Update
13893 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13894 to handle two length counters instead of one. Update all uses.
13895 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13896 two length counters instead of one.
13897 * sched-rgn.c (propagate_deps): Update to handle two length counters
13900 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13903 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13904 copy of source, pass it to ix86_expand_vector_set and return
13907 2007-04-16 David Ung <davidu@mips.com>
13908 Joseph Myers <joseph@codesourcery.com>
13910 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13911 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13912 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13913 Add 74K processor information.
13914 * config/mips/mips.md: Include 74k.md.
13915 (cpu): Add 74kc,74kf,74kx.
13916 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13917 * config/mips/74k.md: New.
13918 * doc/invoke.texi (MIPS Options): Document 74K support.
13920 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13922 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13923 vectorizable_* functions.
13924 * tree-vect-transform.c (vectorizable_call): Add check for
13925 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13926 (vectorizable_store): likewise.
13927 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13929 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13930 (vectorizable_type_promotion, vectorizable_load): Likewise.
13931 (vectorizable_live_operation, vectorizable_condition): Likewise.
13932 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13934 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13936 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13938 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13939 register numbers more.
13940 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13941 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13942 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13943 FUNCTION_VALUE_REGNO_P): Likewise.
13944 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13945 STATIC_CHAIN_REGNUM): Likewise.
13946 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13947 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13948 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13949 * config/m68k/m68k.md (FP_REG): New.
13951 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13953 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13956 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13958 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13959 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13962 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13964 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13967 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13970 * c-decl.c (finish_decl): Grab the type of the decl after the call
13971 to store_init_value.
13973 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13975 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13977 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13980 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13981 dominators, post dominators and cleanup cfg before returning.
13983 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13985 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13986 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13988 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13990 * config.gcc: Recognize fido.
13991 * config/m68k/m68k-devices.def (fidoa): New.
13992 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13994 (FL_FIDOA, TARGET_FIDOA): New.
13995 * config/m68k/m68k.opt (mfidoa): New.
13997 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13999 PR middle-end/31322
14000 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14001 when a personality function is used.
14003 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14005 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14007 2007-04-13 Mike Stump <mrs@apple.com>
14009 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14011 * config/darwin.opt (fapple-kext): Make C++ only.
14012 * config/darwin.c (darwin_override_options): Remove code to ensure
14013 -fapple-kext is given for C++ only.
14015 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14017 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14018 * config/mips/mips.c (override_options): Call
14019 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14021 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14023 * config/i386/i386.opt (msvr3-shlib): Removed.
14025 * doc/invoke.texi: Remove -msvr3-shlib.
14027 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14029 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14030 with "popcnt" instruction.
14032 2007-04-13 Richard Guenther <rguenther@suse.de>
14034 PR tree-optimization/21258
14035 * tree-vrp.c (compare_case_labels): New helper.
14036 (find_switch_asserts): New function.
14037 (find_assert_locations): Call it for SWITCH_EXPRs.
14039 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14041 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14042 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14043 check is now implied in X87_FLOAT_MODE_P.
14044 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14045 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14046 (fix_trunc<mode>_i386_fisttp): Ditto.
14047 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14048 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14049 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14050 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14051 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14052 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14053 (unnamed_splitters): Ditto.
14054 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14055 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14056 FIRST_SSE_REG for local functions when SSE math is enabled or
14057 for functions with sseregparm attribute.
14058 (standard_80387_constant_p): Return -1 if mode is not
14060 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14061 (ix86_expand_compare): Ditto.
14062 (ix86_expand_carry_flag_compare): Ditto.
14063 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14064 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14065 DECIMAL_FLOAT_MODE_P.
14066 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14067 of SCALAR_FLOAT_MODE_P.
14068 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14069 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14070 checks before FLOAT_MODE_P.
14071 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14072 before FLOAT_MODE_P.
14077 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14079 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14080 Charles Wilson <libtool@cwilson.fastmail.fm>
14082 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14083 (libgcc.mvars): Don't depend on them.
14084 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14085 * exec-tool.in: New.
14087 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14089 * doc/invoke.text (--help): Document --help=common.
14091 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14093 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14095 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14097 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14098 * genemit.c (main): Emit #include "integrate.h".
14099 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14100 (LOADGP_RTP): New mips_loadgp_style.
14101 * config/mips/mips.h: Include config/vxworks-dummy.h.
14102 (TARGET_RTP_PIC): New macro.
14103 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14104 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14105 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14106 for TARGET_RTP_PIC.
14107 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14108 -mvxworks-pic when using -mrtp and a PIC option.
14109 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14111 (mips_symbolic_constant_p, mips_symbolic_address_p)
14112 (mips_symbol_insns): Handle SYMBOL_HALF.
14113 (override_options): Warn about -G and -mrtp being used together.
14114 Initialize mips_lo_relocs[SYMBOL_HALF].
14115 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14116 (mips_emit_loadgp): Handle LOADGP_RTP.
14117 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14118 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14119 (tablejump): Handle function-relative case table entries if
14121 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14123 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14125 * config/mips/mips.md (load_call<mode>): Allow any general register.
14127 (sibcall_value_internal, sibcall_value_multiple_internal)
14128 (call_value_internal, call_value_split, call_value_multiple_internal)
14129 (call_value_multiple_split): Remove constraints from operand 0.
14131 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14133 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14134 rather than loadgp_noshared.
14135 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14136 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14138 * config/mips/mips.md (loadgp): Rename to...
14139 (loadgp_newabi): ...this.
14140 (loadgp_noshared): Rename to...
14141 (loadgp_absolute): ...this.
14143 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14145 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14146 false for locally-binding symbols.
14147 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14149 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14151 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14152 (SYMBOL_GOT_PAGE_OFST): ...this.
14153 (SYMBOL_GOT_GLOBAL): Rename to...
14154 (SYMBOL_GOT_DISP): ...this.
14155 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14156 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14157 * config/mips/mips.c (mips_global_symbol_p): New function.
14158 (mips_symbol_binds_local_p): Likewise.
14159 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14160 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14161 mips_global_symbol_p and mips_symbol_binds_local_p.
14162 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14163 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14164 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14165 SYMBOL_GOTOFF_DISP.
14166 (mips_ok_for_lazy_binding_p): New function.
14167 (mips_load_call_address, mips_expand_call): Use it.
14168 (mips_dangerous_for_la25_p): Likewise.
14169 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14170 (*got_disp<mode>): Use got_disp_operand instead of
14171 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14172 SYMBOL_GOTOFF_GLOBAL.
14173 (*got_page<mode>): Use got_page_ofst_operand instead of
14175 * config/mips/predicates.md (const_call_insn_operand): Use
14176 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14177 (global_got_operand): Rename to...
14178 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14180 (local_got_operand): Rename to...
14181 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14182 of SYMBOL_GOT_LOCAL.
14184 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14186 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14187 TARGET_CALL_CLOBBERED_GP.
14188 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14189 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14190 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14191 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14192 of TARGET_ABICALLS && !TARGET_NEWABI.
14193 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14194 * config/mips/mips.c (mips_load_call_address): Check
14195 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14196 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14197 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14198 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14199 TARGET_ABICALLS && TARGET_NEWABI.
14200 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14202 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14203 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14204 TARGET_ABICALLS && TARGET_NEWABI.
14205 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14206 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14207 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14208 whether indirect calls must use $25.
14209 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14211 * config/mips/mips.md (jal_macro): Check flag_pic and
14212 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14213 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14214 instead of TARGET_ABICALLS.
14215 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14216 TARGET_ABICALLS && TARGET_OLDABI.
14217 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14218 (sibcall): In the comment above the define_insn, mention
14219 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14220 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14221 instead of TARGET_ABICALLS.
14223 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14225 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14226 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14227 (MACFLAGS_MATCH_P): New macro.
14228 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14229 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14230 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14231 the other MACFLAG constants.
14232 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14233 (flag_machi): Tighten constraints. Renumber some of the operands.
14234 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14236 (flag_machi_parts_acconly): New pattern.
14237 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14239 (flag_macinit1hi): Tighten constraints.
14240 (flag_mul_macv2hi_parts_acconly): New pattern.
14242 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14243 Use a more efficient implementation.
14244 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14245 inline sequences when not optimizing for size.
14247 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14248 movhi_high2low): Delete, merge functionality into...
14249 (packv2hi): ... this pattern.
14251 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14252 * config/bfin/bfin.opt (msim): New option.
14253 (mcpu=): New option.
14254 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14255 (bfin_cpu_t): Typedef of enum bfin_cpu.
14256 (bfin_cpu_type): New declaration.
14257 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14258 -msim and -mcpu= options.
14259 (LIB_SPEC): Likewise.
14260 * config/bfin/bfin.c (bfin_cpu_type): Define.
14261 (bfin_handle_option): Handle -mcpu= option.
14262 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14263 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14264 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14266 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14268 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14269 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14270 (powerpc-wrs-vxworksae): Use ${tm_file}.
14271 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14272 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14273 * config/i386/vx-common.h: New file.
14275 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14277 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14280 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14282 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14285 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14289 * c-common.c (c_build_qualified_type): Set canonical type
14292 2007-04-12 Richard Guenther <rguenther@suse.de>
14294 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14295 lower bound and element size if lower bound is not zero
14296 or either of the ARRAY_REF operands is set.
14298 2007-04-12 Richard Guenther <rguenther@suse.de>
14300 PR tree-optimization/24689
14301 PR tree-optimization/31307
14302 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14304 * gimplify.c (canonicalize_addr_expr): To be consistent with
14305 gimplify_compound_lval only set operands two and three of
14306 ARRAY_REFs if they are not gimple_min_invariant. This makes
14307 it never at this place.
14308 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14310 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14312 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14313 null before emitting a .nsubspa directive.
14315 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14317 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14318 need_to_partition_p if there are no memory statements in the
14321 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14323 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14324 (gcd_of_steps_may_divide_p): New function.
14325 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14327 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14329 * reload.c (find_reloads_toplev, find_reloads_address,
14330 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14331 not a pointer equality test, to decide if we need to call
14332 push_reg_equiv_alt_mem.
14334 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14336 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14337 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14339 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14341 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14343 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14344 vector to be positive.
14346 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14350 * doc/invoke.texi: Document --params max-aliased-vops and
14352 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14353 debug_memory_partitions): Move to tree-flow.h
14354 * params.h (AVG_ALIASED_VOPS): Define.
14355 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14357 (mp_info_t): Likewise.
14358 (get_mem_sym_stats_for): New.
14359 (set_memory_partition): Move from tree-flow-inline.h.
14360 (mark_non_addressable): Only clear the set of symbols for the
14361 partition if it exists.
14362 (dump_memory_partitions): Move from tree-ssa-operands.c
14363 (debug_memory_partitions): Likewise.
14364 (need_to_partition_p): New.
14365 (dump_mem_ref_stats): New.
14366 (debug_mem_ref_stats): New.
14367 (dump_mem_sym_stats): New.
14368 (debug_mem_sym_stats): New.
14369 (update_mem_sym_stats_from_stmt): New.
14370 (compare_mp_info_entries): New.
14371 (mp_info_cmp): Call it.
14372 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14374 (get_mpt_for): Move from tree-ssa-operands.c.
14375 (find_partition_for): New.
14376 (create_partition_for): Remove.
14377 (estimate_vop_reduction): New.
14378 (update_reference_counts): New.
14379 (build_mp_info): New.
14380 (compute_memory_partitions): Refactor.
14381 Document new heuristic.
14382 Call build_mp_info, update_reference_counts,
14383 find_partition_for and estimate_vop_reduction.
14384 (compute_may_aliases): Populate virtual operands before
14385 calling debugging dumps.
14386 (delete_mem_sym_stats): New.
14387 (delete_mem_ref_stats): New.
14388 (init_mem_ref_stats): New.
14389 (init_alias_info): Call it.
14390 (maybe_create_global_var): Remove alias_info argument.
14391 Get number of call sites and number of pure/const call sites
14392 from gimple_mem_ref_stats().
14393 (dump_alias_info): Call dump_memory_partitions first.
14394 (dump_points_to_info_for): Show how many times a pointer has
14396 * opts.c (decode_options): For -O2 set --param
14397 max-aliased-vops to 500.
14398 For -O3 set --param max-aliased-vops to 1000 and --param
14399 avg-aliased-vops to 3.
14400 * fortran/options.c (gfc_init_options): Remove assignment to
14402 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14403 * tree-dfa.c (dump_variable): Dump memory reference
14405 Dump NO_ALIAS* settings.
14406 (referenced_var_lookup): Tidy.
14407 (mem_sym_stats): New.
14408 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14409 and ORIG are different SSA names for a memory partition.
14410 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14411 * tree-flow.h (struct mem_sym_stats_d): Define.
14412 (mem_sym_stats_t): Define.
14413 (struct mem_ref_stats_d): Define.
14414 (struct gimple_df): Add field mem_ref_stats.
14415 (enum noalias_state): Define.
14416 (struct var_ann_d): Add bitfield noalias_state.
14417 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14418 debug_mem_ref_stats, debug_memory_partitions,
14419 debug_mem_sym_stats): Declare.
14420 * tree-ssa-structalias.c (update_alias_info): Update call
14421 sites, pure/const call sites and asm sites in structure
14422 returned by gimple_mem_ref_stats.
14423 Remove local variable IS_POTENTIAL_DEREF.
14424 Increase NUM_DEREFS if the memory expression is a potential
14426 Call update_mem_sym_stats_from_stmt.
14427 If the memory references memory, call
14428 update_mem_sym_stats_from_stmt for all the direct memory
14429 symbol references found.
14430 (intra_create_variable_infos): Set noalias_state field for
14431 pointer arguments according to the value of
14432 flag_argument_noalias.
14433 * tree-ssa-structalias.h (struct alias_info): Remove fields
14434 num_calls_found and num_pure_const_calls_found.
14435 (update_mem_sym_stats_from_stmt): Declare.
14436 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14437 Set default value to 100.
14438 (PARAM_AVG_ALIASED_VOPS): Define.
14440 2007-04-11 Richard Guenther <rguenther@suse.de>
14442 PR middle-end/31530
14443 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14444 a * -b + c as c - a * b if we honor sign dependent rounding.
14446 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14448 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14449 bfin_expand_strmov.
14450 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14451 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14453 (initialize_trampoline): Don't use old-style function definition.
14454 (bfin_secondary_reload): Mark IN_P argument as unused.
14456 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14458 PR tree-optimization/31343
14459 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14460 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14461 * testsuite/gcc.dg/vect/pr31343.c: New.
14463 2007-04-10 Eric Christopher <echristo@apple.com>
14465 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14466 * config/i386/i386.md (*cmpfp0): Use.
14467 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14468 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14469 (fix_trunc<mode>_i386_fisttp): Ditto.
14470 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14471 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14472 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14473 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14474 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14475 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14476 (unnamed_splitters): Ditto.
14477 * config/i386/i386.c (output_fix_trunc): Assert that
14478 we're not being passed a TFmode operand.
14480 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14482 PR tree-optimization/31526
14483 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14484 n_basic_blocks to find newly added blocks.
14486 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14488 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14490 (fix_trunc<mode>si_sse): Ditto.
14491 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14492 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14493 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14494 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14495 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14496 expander using SSEMODEF mode macro.
14497 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14498 expander using SSEMODEF mode macro.
14499 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14500 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14501 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14502 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14503 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14504 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14505 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14506 Macroize insn using X87MODEF mode macro.
14508 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14510 * config/i386/sse.md (sse2_pinsrw): Removed.
14511 (sse2_pextrw): Renamed to ...
14512 (*sse2_pextrw): This.
14514 2007-04-09 Jan Hubicka <jh@suse.cz>
14517 * config/i386/sse.md
14518 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14519 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14520 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14521 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14523 2007-04-09 Jan Hubicka <jh@suse.cz>
14525 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14526 multiple fields of union.
14528 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14530 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14531 (create_preheaders): Check that loops are available.
14532 (fix_loop_structure): Clean up, improve comments.
14533 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14534 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14536 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14537 * predict.c (tree_estimate_probability): Do not call
14538 calculate_dominance_info. Call create_preheaders.
14539 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14540 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14542 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14543 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14544 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14545 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14548 2007-04-08 Jan Hubicka <jh@suse.cz>
14550 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14551 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14552 * fold-const.c (fold_unary): Use it.
14554 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14556 * varasm.c (assemble_variable): Remove call to
14557 lang_hooks.decls.prepare_assemble_variable.
14558 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14559 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14560 * langhooks.h (lang_hooks_for_decls): Remove
14561 prepare_assemble_variable.
14563 2007-04-08 Mike Stump <mrs@apple.com>
14565 * config/i386/i386.c: Use inc/dec on Core2.
14567 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14569 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14570 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14571 lhd_tree_inlining_end_inlining): Remove.
14572 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14573 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14574 end_inlining hooks.
14575 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14576 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14577 lhd_tree_inlining_end_inlining): Remove prototypes.
14578 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14579 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14580 LANG_HOOKS_TREE_INLINING_START_INLINING,
14581 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14583 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14586 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14589 * config/avr/predicates.md (io_address_operand): Delete predicate.
14590 (low_io_address_operand): Don't use 'mode' argument.
14591 (higth_io_address_operand): Rename ...
14592 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14593 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14596 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14598 Revert change removing staticp.
14600 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14603 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14606 2007-04-07 Bruce Korb <bkorb@gnu.org>
14608 * c.opt: Add -Wformat-contains-nul.
14609 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14611 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14612 the NUL byte warning.
14614 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14616 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14618 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14620 * tree.c (staticp): No longer use staticp langhook.
14621 * langhooks.c (lhd_staticp): Removed.
14622 * langhooks.h (struct lang_hooks): Remove staticp.
14623 * c-common.c (c_staticp): Remove.
14624 * c-common.h (c_staticp): Ditto.
14625 * langhooks-defs.h (lhd_staticp): Ditto.
14626 (LHD_HOOKS_STATICP): Ditto
14627 * tree.h (gcc_assert_lowered): New macro.
14629 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14631 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14632 argument "reliable".
14633 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14634 Add argument "reliable". Propagate it through calls.
14635 (infer_loop_bounds_from_undefined): Derive number of iterations
14636 estimates from references in blocks that do not dominate loop latch.
14637 (gcov_type_to_double_int): New function.
14638 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14639 and expected_loop_iterations_unbounded.
14640 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14641 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14642 * tree-data-ref.c (estimated_loop_iterations): Export.
14643 (get_references_in_stmt): Fix -- do not return addresses of local
14645 * cfgloop.h (expected_loop_iterations_unbounded,
14646 estimated_loop_iterations): Declare.
14648 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14650 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14652 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14654 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14655 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14656 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14657 Use output_387_reg_move().
14658 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14659 expander using X87MODEF12 mode macro.
14660 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14661 choosing register preferences. Use output_387_reg_move().
14662 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14663 instead of "x". Use output_387_reg_move().
14664 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14665 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14666 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14667 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14668 Use output_387_reg_move().
14669 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14671 (*truncxf?f_i387 splitter): Ditto.
14673 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14675 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14676 LANG_HOOKS_SAFE_FROM_P.
14677 * expr.c (safe_from_p): Remove langhook call.
14678 * langhooks.h (lang_hooks): Remove safe_from_p.
14679 (lhd_safe_from_p): Remove prototype.
14680 * langhooks.c (lhd_safe_from_p): Remove.
14682 2007-04-06 Jan Hubicka <jh@suse.cz>
14684 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14687 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14689 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14690 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14691 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14692 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14694 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14695 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14697 2007-04-05 Richard Henderson <rth@redhat.com>
14699 * config/alpha/alpha.c (print_operand) [+]: Remove.
14700 (alpha_end_function): Print nop if call at end of function.
14701 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14702 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14703 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14704 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14705 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14706 the call pattern. Update peepholes to match.
14708 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14710 * doc/extend.texi (Other Builtins): Add decimal float variants
14712 * builtins.def: Ditto.
14713 * builtins.c (expand_builtin): Ditto.
14715 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14716 H.J. Lu <hongjiu.lu@intel.com>
14719 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14720 of V8HImode when calling ix86_binary_operator_ok.
14721 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14722 (sdot_prodv8hi): Operands 1 and 2 must be register.
14724 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14726 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14727 initialize align to silence bogus warning.
14729 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14731 PR middle-end/22156
14732 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14734 (struct sra_walk_fns): Remove use_all parameter from use.
14735 (sra_hash_tree): Handle BIT_FIELD_REFs.
14736 (sra_elt_hash): Don't hash bitfld blocks.
14737 (sra_elt_eq): Skip them in parent compares as well. Handle
14739 (sra_walk_expr): Don't maintain or pass down use_all_p.
14740 (scan_use): Remove use_all parameter.
14741 (scalarize_use): Likewise. Re-expand assignment to
14742 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14743 output, and re-scalarize after output. Don't mark anything
14745 (scalarize_ldst): Adjust.
14746 (scalarize_walk_gimple_modify_statement): Likewise.
14747 (build_element_name_1): Handle BIT_FIELD_REFs.
14748 (instantiate_element): Don't warn for any element whose parent
14749 is used as a whole.
14750 (instantiate_missing_elements_1): Return the sra_elt.
14751 (canon_type_for_field): New.
14752 (try_instantiate_multiple_fields): New.
14753 (instantiate_missing_elemnts): Use them.
14754 (mark_no_warning): Removed.
14755 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14756 (REPLDUP, sra_build_elt_assignment): New.
14757 (generate_copy_inout): Use them.
14758 (generate_element_copy): Likewise. Handle bitfld differences.
14759 (generate_element_zero): Don't recurse for blocks. Use
14760 sra_build_elt_assignment.
14761 (generate_one_element_int): Take elt instead of var. Use
14762 sra_build_elt_assignment.
14763 (generate_element_init_1): Adjust.
14764 (scalarize_use, scalarize_copy): Use REPLDUP.
14765 (scalarize_ldst): Move assert before dereference.
14766 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14768 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14770 * regmove.c: Fix unused variable warnings due to previous commit.
14772 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14774 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14775 (regmove_bb_head): Remove.
14776 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14777 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14778 problems with fixup_match_1.
14779 Don't initialize/free regmove_bb_head.
14781 (reg_is_remote_constant_p): If an insn is in the same basic block
14782 but not before INSN, consider it remote, too.
14784 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14787 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14788 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14790 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14792 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14793 (CONDITIONAL_REGISTER_USAGE): Likewise.
14795 2007-04-04 Richard Henderson <rth@redhat.com>
14797 * config/alpha/lib1funcs.asm: Remove unused file.
14799 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14802 * opts.c (print_specific_help): Fix --help=<language>
14804 (common_handle_option): Support --help=common.
14806 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14809 * gcc.c (main): Do not run the linker if
14810 print_subprocess_help indicates that it shouldn't be
14813 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14816 * doc/invoke.texi (--help=): Document <languages> value, fix
14817 formatting in tables of values.
14819 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14821 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14822 dllimport attribute of virtual methods.
14824 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14826 * config/score/crti.asm: Change _bss_start to __bss_start.
14827 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14828 (OUTGOING_REG_PARM_STACK_SPACE) update.
14829 * config/score/score.opt: add options to make backend support
14830 score5, score5u, score7 and score7d.
14831 * config/score/score.md: Likewise.
14832 * config/score/misc.md: Likewise.
14833 * config/score/mac.md: Likewise.
14834 * doc/invoke.texi: Likewise.
14835 * doc/md.texi: update constraints define.
14837 2007-04-03 Richard Henderson <rth@redhat.com>
14839 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14840 an appropriate type, use the mode instead.
14842 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14844 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14845 Set the default --with-arch setting to mips2.
14846 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14847 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14848 (MULTILIB_OSDIRNAMES): Delete.
14849 (MULTILIB_DIRNAMES): Define.
14850 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14851 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14852 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14853 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14854 VXWORKS_OS_CPP_BUILTINS.
14855 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14856 (MIPS_DEBUGGING_INFO): Undefine.
14857 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14859 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14861 PR middle-end/30704
14862 * fold-const.c (native_encode_real): Encode real.c provided longs
14863 as a series of 32-bit native integers.
14864 (native_interpret_real): Interpret buffer as a series of 32-bit
14867 2007-04-03 Richard Guenther <rguenther@suse.de>
14869 * genpreds.c (write_insn_constraint_len): Write function
14870 optimized for CONSTRAINT_LEN implementation.
14871 (write_tm_preds_h): Output insn_constraint_len inline and
14872 use it for CONSTRAINT_LEN.
14873 (write_insn_preds_c): Don't output insn_constraint_len.
14874 * doc/md.texi (define_register_constraint): Document multi-letter
14875 constraints shall have the same length if they start with the same
14878 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14881 * config/i386/i386.md (isinf<mode>2): Expand only when
14882 TARGET_C99_FUNCTIONS is set.
14884 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14886 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14887 (x86_64-*-linux*): Ditto.
14888 * config/i386/i386.opt (mpc): New option.
14889 * config/i386/i386.c (overrride_options): Handle
14890 ix87_precision_string.
14891 * config/i386/crtprec.c: New file.
14892 * config/i386/t-crtpc: Ditto.
14893 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14894 and -mpc80 options.
14895 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14896 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14897 crtprec32.o, crtprec64.o and crtprec80.o.
14899 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14900 and -mpc80 options.
14901 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14903 2007-04-02 Eric Christopher <echristo@apple.com>
14905 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14906 limitations on darwin.
14908 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14911 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14913 2007-04-02 Dave Korn <dave.korn@artimi.com>
14915 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14917 2007-04-02 Dave Korn <dave.korn@artimi.com>
14919 * libgcc2.h (exception_descriptor): Don't forward-declare.
14920 (__get_eh_table_language, __get_eh_table_version): Delete
14921 prototypes of long-dead functions.
14923 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14925 * ebitmap.h: New file
14926 * ebitmap.c: New file
14927 * Makefile.in (ebitmap.o): New target.
14929 2007-04-01 Jan Hubicka <jh@suse.cz>
14931 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14932 before very first instruction.
14934 2007-04-01 Jan Hubicka <jh@suse.cz>
14936 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14937 waring on 64bit hosts.
14938 * bitmap.h: Fix typo in bitmap_head_def.
14940 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14942 PR rtl-optimization/31391
14943 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14944 into a DELETED_LABEL note, and the label is in an empty basic
14945 block, update BB_END as well as BB_HEAD.
14947 2007-04-01 Richard Henderson <rth@redhat.com>
14949 PR tree-optimization/31169
14950 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14951 to varying if the range is outside [0, prec-1].
14953 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14956 * config/mips/mips.md (load_const_gp): New insn.
14957 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14958 the MIPS16 GP pseudo register if no_new_pseudos.
14959 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14961 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14964 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14966 (call_value): Likewise.
14968 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14969 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14972 * doc/invoke.texi: (optimization options): Reword description
14973 of -ffast-math. Document its primary purpose.
14975 2007-03-31 Richard Guenther <rguenther@suse.de>
14977 * omp-low.c (splay-tree.h): Include.
14978 (lookup_decl): Replace splay-tree usage by pointer-map.
14979 (maybe_lookup_decl): Likewise.
14980 (new_omp_context): Likewise.
14981 (delete_omp_context): Likewise.
14982 * gimplify.c (splay-tree.h): Include.
14983 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14985 (remap_ssa_name): Likewise.
14986 (remap_decl): Likewise.
14987 (remap_type_1): Likewise.
14988 (remap_type): Likewise.
14989 (copy_body_r): Likewise.
14990 (expand_call_inline): Likewise.
14991 (clone_body): Likewise.
14992 (copy_tree_r): Likewise.
14993 (remap_save_expr): Likewise.
14994 (unsave_r): Likewise.
14995 (unsave_expr_now): Likewise.
14996 (tree_function_versioning): Likewise.
14997 (build_duplicate_type): Likewise.
14998 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14999 (struct copy_body_data): Replace splay-tree by pointer-map.
15000 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15001 not $(SPLAY_TREE_H).
15002 (gimplify.o): Depend on $(SPLAY_TREE_H).
15003 (omp-low.p): Likewise.
15005 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15007 * config/avr/predicates.md (even_register_operand,
15008 odd_register_operand): New predicates.
15009 * config/avr/avr.md (movw peephole2): New.
15010 (movw_r peephole2): New.
15012 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15014 * tree.h (get_signed_or_unsigned_type): New.
15015 * fold-const.c (operand_equal_for_comparison_p): Use
15016 get_signed_or_unsigned_type instead of
15017 lang_hooks.types.signed_or_unsigned_type.
15018 * expr.c (store_expr): Ditto.
15019 * langhooks.c (get_signed_or_unsigned_type): New.
15020 (lhd_signed_or_unsigned_type): New.
15021 * langhooks.h (lhd_signed_or_unsigned_type): New.
15022 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15024 2007-03-30 Richard Henderson <rth@redhat.com>
15026 * tree-ssa-loop-ivopts.c: Include target.h.
15027 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15028 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15029 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15030 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15032 2007-03-30 Richard Henderson <rth@redhat.com>
15033 Kai Tietz <kai.tietz@onevision.com>
15035 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15036 default for 64-bit.
15037 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15038 (TARGET_64BIT_MS_ABI): New.
15039 (DBX_REGISTER_NUMBER): Handle 64-bit.
15040 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15041 (LONG_TYPE_SIZE): Force to 32.
15042 (REG_PARM_STACK_SPACE): New.
15043 (OUTGOING_REG_PARM_STACK_SPACE): New.
15044 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15045 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15046 (STACK_BOUNDARY): Use 128 for 64-bit.
15047 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15048 Add 64-bit implementation.
15049 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15051 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15052 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15053 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15054 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15055 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15056 TARGET_64BIT_MS_ABI.
15057 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15058 (ix86_pass_by_reference): Likewise.
15059 (ix86_function_value_regno_p): Likewise.
15060 (ix86_build_builtin_va_list): Likewise.
15061 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15062 (function_arg_advance_ms_64): New.
15063 (function_arg_advance): Call it.
15064 (function_arg_ms_64): New.
15065 (function_arg): Call it.
15066 (function_value_ms_64): New.
15067 (ix86_function_value_1): Call it.
15068 (return_in_memory_ms_64): New.
15069 (ix86_return_in_memory): Call it.
15070 (setup_incoming_varargs_ms_64): New.
15071 (ix86_setup_incoming_varargs): Call it.
15072 (ix86_expand_prologue): Handle 64-bit stack probing.
15073 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15074 (output_pic_addr_const): Likewise.
15075 (x86_this_parameter): Likewise.
15076 (x86_output_mi_thunk): Likewise.
15077 (x86_function_profiler): Likewise.
15078 (TARGET_STRICT_ARGUMENT_NAMING): New.
15079 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15080 (TARGET_64BIT_MS_ABI): New.
15081 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15082 * config/i386/i386.md (allocate_stack_worker): Remove.
15083 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15084 describe the clobber of eax without a match_scratch.
15085 (allocate_stack_worker_postreload): Remove.
15086 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15087 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15088 (allocate_stack_worker_rex64_postreload): Remove.
15089 (allocate_stack): Handle 64-bit.
15090 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15091 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15092 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15093 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15094 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15095 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15096 * config.build (x86_64-*-mingw*): New host.
15097 * config.host (x86_64-*-mingw*): New host.
15098 * config.gcc (x86_64-*-mingw*): New target.
15099 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15101 2007-03-30 Richard Henderson <rth@redhat.com>
15102 Kai Tietz <kai.tietz@onevision.com>
15104 * c-pragma.c (struct def_pragma_macro_value): New.
15105 (struct def_pragma_macro): New.
15106 (pushed_macro_table): New.
15107 (dpm_hash, dpm_eq): New.
15108 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15109 (init_pragma): Install them.
15110 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15112 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15114 * config/avr/avr.c (avr_override_options): Clear
15115 'flag_delete_null_pointer_checks'.
15117 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15120 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15121 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15122 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15123 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15124 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15125 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15126 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15128 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15130 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15132 * regmove.c: Move all of pass_stack_adjustments from here...
15133 * combine-stack-adj.c: ...to this new file.
15134 * Makefile.in: Add rules for combine-stack-adj.o.
15136 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15138 PR tree-optimization/31383
15139 * tree-data-ref.c (affine_function_equal_p): Do not require the
15140 vectors to have the same length.
15142 2007-03-30 Jan Hubicka <jh@suse.cz>
15144 PR middle-end/30700
15145 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15146 availablility; add more sanity checking; ask varpool only about
15149 2007-03-29 Richard Henderson <rth@redhat.com>
15151 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15152 to decide, but __SIZEOF_LONG_LONG__.
15154 2007-03-29 Richard Henderson <rth@redhat.com>
15156 * emutls.c (struct __emutls_array): New.
15157 (emutls_destroy): Use it instead of casting element 0 from void*.
15158 (__emutls_get_address): Likewise.
15160 2007-03-29 Richard Henderson <rth@redhat.com>
15162 * varasm.c (initializer_constant_valid_p): Don't deny
15163 DECL_DLLIMPORT_P on functions.
15165 * config/i386/cygming.h: Remove function declarations.
15166 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15167 (ASM_OUTPUT_LABELREF): Remove.
15168 (COMMON_ASM_OP): Remove.
15169 (ASM_OUTPUT_COMMON): Remove.
15170 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15171 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15172 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15173 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15174 Rename from TARGET_ENCODE_SECTION_INFO.
15175 * config/i386/netware.h: Likewise.
15176 * config/i386/i386-protos.h: Update.
15177 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15178 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15179 (legitimate_constant_p): Reject dllimports.
15180 (dllimport_map, get_dllimport_decl): New.
15181 (legitimize_dllimport_symbol): New.
15182 (legitimize_address, ix86_expand_move): Use it.
15183 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15184 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15185 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15186 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15187 * config/i386/predicates.md (constant_call_address_operand): Only
15188 accept symbols; reject dllimport_p symbols.
15189 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15190 i386_pe_maybe_record_exported_symbol.
15191 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15192 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15193 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15194 trust the setting of DECL_DLLIMPORT_P.
15195 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15196 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15197 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15198 tidy the argument scanning loop.
15199 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15200 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15201 (i386_pe_strip_name_encoding): Remove.
15202 (i386_pe_binds_local_p): New.
15203 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15204 (i386_pe_output_labelref): Remove.
15205 (i386_pe_asm_output_aligned_decl_common): New.
15206 (i386_pe_maybe_record_exported_symbol): Rename from
15207 i386_pe_record_exported_symbol; check for dllexported symbols.
15209 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15211 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15212 add comment explaining why vsnprintf cannot be used.
15214 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15216 PR tree-optimization/30666
15217 * tree.c (build_complex_type): When creating type names for DWARF2
15218 debug info, create TYPE_DECLs for TYPE_NAME instead of
15220 (build_common_tree_nodes_2): Use build_complex_type when building
15221 predefined complex types, to preserve canonical types.
15223 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15225 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15226 (noce_get_alt_condition): Look at it to determine whether to
15227 reverse the condition or not.
15228 (noce_get_condition): Substitute the truth for lies.
15229 (noce_find_if_block): Set the then_else_reversed field.
15231 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15233 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15234 destination of this insn.
15235 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15236 than calling gen_rtx_SET directly. Use r0 to hold the value of
15237 'address + 4' rather than a stack based temporary which can be
15238 mis-optimized away.
15240 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15242 * config/s390/s390.c (s390_secondary_input_reload_class,
15243 s390_secondary_output_reload_class): Functions removed.
15244 (s390_secondary_reload): New function.
15245 (TARGET_SECONDARY_RELOAD): Target macro defined.
15246 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15247 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15248 * config/s390/s390.md ("reload_outti", "reload_outdi",
15249 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15250 "reload_out<mode>"): Expanders removed.
15251 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15252 "reload<mode>_nonoffmem_out"): Expanders added.
15254 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15256 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15257 action if SRC->DEST replacement failed anyway.
15259 2007-03-28 Mike Stump <mrs@apple.com>
15261 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15262 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15263 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15265 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15267 * config.gcc: Accept barcelona as a variant of amdfam10.
15268 * config/i386/i386.c (override_options): Likewise.
15269 * doc/invoke.texi: Likewise.
15271 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15273 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15274 offsets for BIT_FIELD_REF and COMPONENT_REF.
15276 2007-03-28 Richard Guenther <rguenther@suse.de>
15278 * tree.c (is_global_var): Move ...
15279 * tree-flow-inline.h (is_global_var): ... here.
15280 * tree.h (is_global_var): Remove declaration.
15282 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15284 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15286 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15287 * config/i386/i386.c (ix86_tune_features): Initialize new
15289 * config/i386/predicates.md (promotable_binary_operator): Use
15290 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15292 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15295 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15297 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15299 * config/fr30/fr30.md (movsi_internal): Change destination
15300 constraint from m to V and add m to the end.
15302 2007-03-28 Christian Bruel <christian.bruel@st.com>
15304 * config/sh/sh.md (movsi_i): Fix type attribute.
15306 2007-03-28 Christian Bruel <christian.bruel@st.com>
15308 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15309 (movsf_ie): Likewise.
15311 2007-03-28 Christian Bruel <christian.bruel@st.com>
15313 * config.gcc: Add sh4-300 to multilib.
15314 * config/sh/t-mlib-sh4-300: New file.
15316 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15318 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15319 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15320 fix_trunc<mode>di2.
15321 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15322 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15323 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15324 "fixuns_trunctddi2"): Whitespace fix.
15326 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15328 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15329 the definition of struct sh_args.
15330 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15331 CALL_COOKIE_INT_REG_GET): Likewise.
15333 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15335 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15336 transformations are applied successfully.
15338 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15340 * tree.c (tree_contains_struct): Permit 512 tree codes.
15341 * tree.h (tree_contains_struct): Ditto.
15342 (MAX_TREE_CODES): Ditto.
15343 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15344 SPARE member to store remaining padding bits.
15346 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15348 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15351 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15353 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15354 * configure: Regenerate.
15356 * configure: Regenerate using the correct version of autoconf.
15358 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15360 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15362 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15363 regs to "__SP_L__" and "__SP_H__".
15365 2007-03-27 Richard Guenther <rguenther@suse.de>
15367 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15368 computations with it with a HOST_WIDE_INT variable.
15370 2007-03-26 Mike Stump <mrs@apple.com>
15372 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15373 objective-c-header, objective-c++-header and objc++-cpp-output
15375 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15377 2007-03-26 Richard Henderson <rth@redhat.com>
15380 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15381 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15382 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15383 IX86_BUILTIN_PSRLQ128): New.
15384 (ix86_init_mmx_sse_builtins): Add them.
15385 (ix86_expand_builtin): Expand them.
15386 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15387 operand 2 be TImode.
15388 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15389 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15390 _mm_srli_epi64): Mark __B const.
15391 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15392 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15393 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15394 new two-vector shift builtins.
15396 2007-03-26 Ian Lance Taylor <iant@google.com>
15398 PR tree-optimization/31345
15399 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15400 [+INF, +INF(OVF)] into VARYING.
15402 2007-03-26 Zack Weinberg <zackw@panix.com>
15404 * gengtype-parse.c: New file.
15405 * gengtype-yacc.y: Delete.
15406 * gengtype-lex.l: Don't include gengtype-yacc.h.
15407 Define YY_DECL and yyterminate appropriately for recursive
15408 descent parser. yylval is now a string out-parameter to yylex.
15409 (HWS, EOID): New shorthand.
15410 (IWORD): Add a couple more types.
15411 (yylex): Add a setup stanza. Remove the complex rules for
15412 detecting GTY'ed types and typedefs; replace with simple
15413 keyword detectors. Adjust everything for the changed
15414 definition of yylval. Ignore all pp-directives, not just #define.
15416 (parse_file): Rename yybegin; do not call yyparse.
15418 * gengtype.c (xasprintf): Export again.
15419 (this_file): New. Use everywhere __FILE__ was being used.
15420 (get_lang_bitmap): Special case types defined in gengtype.c.
15421 (do_typedef, new_structure): Suppress definition of certain types.
15422 (new_structure): Improve diagnostics of duplicate definitions.
15423 Make sure location_s is associated with input.h.
15424 (nreverse_pairs, define_location_structures): New functions.
15425 (main): Improve tagging of kludge types. Remove old kludges
15426 for input.h types; use define_location_structures.
15427 * gengtype.h: Update prototypes. Define token codes here.
15428 * Makefile.in: Remove all references to gengtype-yacc.
15429 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15431 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15432 add GTY((skip)) to the field that's only conditionally there.
15433 * doc/install.texi: Document that Bison is no longer required
15434 unless building treelang.
15436 * gengtype.c: Don't include gtyp-gen.h.
15437 (srcdir): Declare here.
15438 (base_files, lang_dir_names): Allocate dynamically.
15439 (gt_files, num_gt_files, num_lang_dirs): New globals.
15440 (measure_input_list, read_input_line, read_input_list)
15441 (set_lang_bitmap): New functions.
15442 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15443 simplify, relying on read_input_list to set up the bitmaps.
15444 (main): Arguments are no longer unused. Check for correct number
15445 of command line arguments, set srcdir and srcdir_len, then call
15446 read_input_list, before doing anything else. No need to worry
15447 about duplicates in main loop.
15448 * configure.ac: Simplify the calculation of all_gtfiles.
15449 Put language tags in there. Don't set or substitute
15450 all_gtfiles_files_langs or all_gtfiles_files_frags.
15451 * Makefile.in: Revamp the way gengtype is invoked, now that it
15452 takes a file on its command line with a much simpler format.
15453 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15454 (GTFILES): Remove duplicates and C source files.
15455 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15456 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15457 * configure: Regenerate.
15459 * gengtype.h: Remove all type definitions to gengtype.c; leave
15460 only definitions of options_p, type_p, and pair_p as opaque
15461 pointers. Update prototypes.
15462 * gengtype.c: Many type definitions moved here from gengtype.h.
15463 Consolidate type definitions at the top of the file.
15464 (xvasprintf): Delete.
15465 (xasprintf): Make static.
15466 (create_nested_pointer_option): Add 'next' parameter.
15467 (create_field_all, create_field_at): New functions.
15468 (create_field): Now a thin wrapper around create_field_all.
15469 (create_optional_field): Rename create_optional_field_ and add
15470 line argument. Original name is now a macro which supplies
15472 (oprintf): Use vsnprintf directly.
15473 (close_output_files): Use fatal rather than perror/exit.
15474 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15475 (main): Set progname. Don't use exit.
15476 * gengtype-yacc.y (struct_fields): Use create_field_at.
15477 (option, optionseqopt): Delete.
15478 (optionseq): Consolidate productions from option here so we
15479 can use the first argument to create_option.
15481 * gengtype-lex.l: Distinguish unions from structures in the
15482 token type. Don't call find_structure; return the tag as a string.
15483 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15484 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15485 string. Reorganize typedef_struct production accordingly.
15486 Use create_nested_ptr_option.
15487 * gengtype.c (create_nested_ptr_option): New function.
15488 * gengtype.h: Declare it.
15490 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15491 (string_type): Don't declare.
15492 (do_scalar_typedef): Declare.
15493 (create_scalar_type): Update prototype.
15494 * gengtype.c (string_type): Make static.
15495 (scalar_nonchar, scalar_char): New.
15496 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15497 (resolve_typedef): Use scalar_nonchar for error recovery.
15498 (create_scalar_type): Remove name_len field. Return scalar_char
15499 or scalar_nonchar as appropriate.
15500 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15501 to use string_type.
15502 (throughout): Use scalar_nonchar instead of calling
15503 create_scalar_type, whenever possible.
15504 (main): Initialize scalar_char and scalar_nonchar before calling
15506 * gengtype-lex.l: Adjust for removal of second argument to
15507 create_scalar_type. Use yylval.s instead of yylval.t when
15509 * gengtype-yacc.y: Type of SCALAR is string. Call
15510 create_scalar_type from type:SCALAR rule. Adjust for removal of
15511 second argument to create_scalar_type.
15513 * vec.h: Remove all #if IN_GENGTYPE blocks.
15514 Add comment saying that changes may require adjustments to gengtype.
15515 * gengtype.c: Don't include coretypes.h or tm.h.
15516 Add comment to inclusion of errors.h.
15517 (note_def_vec, note_def_vec_alloc): New functions.
15518 * gengtype.h: Declare new functions.
15519 * gengtype-lex.l: Don't include coretypes.h.
15520 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15522 (update_lineno): Remove unnecessary prototype.
15523 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15524 (VEC rule): Just return VEC_TOKEN.
15525 * gengtype-yacc.y (VEC_TOKEN): New token type.
15526 (type): Add a production for VEC(a,b).
15527 * Makefile.in: Update dependencies.
15529 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15530 typedefs that use the old PARAMS macro.
15532 * gengtype-lex.l: Remove all rules and states relating to yacc
15534 * gengtype-yacc.y: Similarly.
15535 * gengtype.c (note_yacc_type): Delete function.
15536 * gengtype.h: Update prototypes.
15538 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15540 * tree-pretty-print.c (dump_generic_node): Report precision of
15541 unnamed integer types.
15543 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15545 * ifcvt.c (noce_try_store_flag_constants): Don't check
15546 no_new_pseudos here.
15547 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15548 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15549 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15550 noce_try_sign_mask): Likewise.
15551 (if_convert): Check no_new_pseudos here.
15553 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15555 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15556 (noce_get_condition): Handle new then_else_reversed argument.
15557 (noce_init_if_info): Remove, fold into noce_find_if_block.
15558 (noce_process_if_block): Take a struct noce_if_info as the
15559 argument. Don't set up one based on ce_if_info. Update pointer
15560 references accordingly.
15561 (cond_move_process_if_block): Likewise.
15562 (process_if_block): Removed.
15563 (find_if_block): Removed. Move functionality two new functions,
15564 noce_find_if_block and cond_exec_find_if_block.
15565 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15566 blocks and the symmetric IF-ELSE-JOIN case.
15567 (cond_exec_find_if_block): Also new function mostly based on old
15568 find_if_block and process_if_block.
15569 (find_if_header): Replace find_if_block call with separately
15570 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15571 (find_cond_trap): Update noce_get_condition call.
15572 (dead_or_predicable): Likewise.
15574 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15576 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15578 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15579 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15580 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15581 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15582 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15583 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15584 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15585 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15586 __builtin_ia32_psrad128 builtins.
15588 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15590 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15591 * config/i386/constraints.md
15592 (define_constraint "I"): Use IN_RANGE macro.
15593 (define_constraint "J"): Ditto.
15594 (define_constraint "K"): Ditto.
15595 (define_constraint "M"): Ditto.
15596 (define_constraint "N"): Ditto.
15597 (define_constraint "O"): Ditto.
15598 * config/i386/predicates.md
15599 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15600 (define_predicate "const_0_to_3_operand"): Ditto.
15601 (define_predicate "const_0_to_7_operand"): Ditto.
15602 (define_predicate "const_0_to_15_operand"): Ditto.
15603 (define_predicate "const_0_to_63_operand"): Ditto.
15604 (define_predicate "const_0_to_255_operand"): Ditto.
15605 (define_predicate "const_1_to_31_operand"): Ditto.
15606 (define_predicate "const_2_to_3_operand"): Ditto.
15607 (define_predicate "const_4_to_7_operand"): Ditto.
15609 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15611 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15612 in SImode for save_world.
15613 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15616 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15618 PR tree-optimization/30784
15619 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15622 2007-03-25 Revital Eres <eres@il.ibm.com>
15624 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15625 Fold movement_possibility function into it.
15627 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15629 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15630 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15631 (call_indirect_nonlocal_darwin64): Same.
15632 (call_nonlocal_darwin64): Same.
15633 (call_value_indirect_nonlocal_darwin64): Same.
15634 (call_value_nonlocal_darwin64): Same.
15635 (sibcall_nonlocal_darwin64): Same.
15636 (sibcall_value_nonlocal_darwin64): Same.
15637 (sibcall_symbolic_64): Same.
15638 (sibcall_value_symbolic_64): Same.
15639 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15641 (rs6000_emit_load_toc_table): Same.
15642 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15643 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15645 (divss_call): Same.
15646 (divus_call): Same.
15647 (quoss_call): Same.
15648 (quous_call): Same.
15649 (load_toc_v4_pic_si): Same
15650 (load_toc_v4_PIC_1): Same.
15651 (load_toc_v4_PIC_1b): Same.
15652 (call_indirect_aix{32,64}): Same.
15653 (call_value_indirect_aix{32,64}): Same.
15655 (call_value): Same.
15656 (call_local{32,64}): Same.
15657 (call_value_local{32,64}): Same.
15658 (call_indirect_nonlocal_aix{32,64}): Same.
15659 (call_nonlocal_aix{32,64}): Same.
15660 (call_value_indirect_nonlocal_aix{32,64}): Same.
15661 (call_value_nonlocal_aix{32,64}): Same.
15662 (call_indirect_nonlocal_sysv<mode>): Same.
15663 (call_nonlocal_sysv<mode>): Same.
15664 (call_value_indirect_nonlocal_sysv<mode>): Same.
15665 (call_value_nonlocal_sysv<mode>): Same.
15667 (sibcall_local{32,64}): Same.
15668 (sibcall_value_local{32,64}): Same.
15669 (sibcall_nonlocal_aix{32,64}): Same.
15670 (sibcall_value_nonlocal_aix{32,64}): Same.
15671 (sibcall_nonlocal_sysv<mode>): Same.
15672 (sibcall_value): Same.
15673 (sibcall_value_nonlocal_sysv<mode>): Same.
15675 2007-03-24 Paul Brook <paul@codesourcery.com>
15677 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15678 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15680 2007-03-24 Richard Henderson <rth@redhat.com>
15682 * config/ia64/constraints.md: New file.
15683 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15684 satisfies_constraint_?.
15685 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15686 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15687 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15688 ia64_output_mi_thunk): Likewise.
15689 (ia64_const_ok_for_letter_p): Remove.
15690 (ia64_const_double_ok_for_letter_p): Remove.
15691 (ia64_extra_constraint): Remove.
15692 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15693 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15694 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15695 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15696 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15697 EXTRA_MEMORY_CONSTRAINT): Remove.
15698 * config/ia64/ia64.md: Include constriants.md. Replace
15699 CONST_OK_FOR_? with satisfies_constraint_?.
15701 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15702 H.J. Lu <hongjiu.lu@intel.com>
15704 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15706 (name macros): Use DPD_BID_NAME to convert names properly.
15708 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15709 decimal floating point format.
15710 (init_floating_libfuncs): Change decimal functions so that they
15711 have a "bid_" prefix if the decimal system uses the BID format,
15712 and "dpd_" prefix if the decimal system uses the DPD format.
15713 (init_interclass_conv_libfuncs): Ditto.
15714 (init_intraclass_conv_libfuncs): Ditto.
15716 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15717 using the BID format.
15719 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15720 whether we are using the BID decimal format.
15721 * configure: Regenerate.
15723 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15724 the compiler has decimal floating point enabled. Define
15725 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15728 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15729 using the BID format.
15731 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15732 whether we are using the BID decimal format.
15733 * configure: Regenerate.
15735 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15736 the compiler has decimal floating point enabled. Define
15737 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15740 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15741 options, and that it is enabled for i386/x86_64 systems.
15743 * Makefile.in (enable_decimal_float): New.
15745 (DECNUMINC): Add -I$(DECNUMFMT).
15746 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15747 to $(DECNUMFMT) from $(DECNUM).
15749 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15750 Substitute enable_decimal_float.
15751 * configure: Regenerated.
15754 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15757 * configure.ac: Enable decimal float for x86_64-*-linux*.
15758 * configure: Regenerated.
15761 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15762 decimal128ClearSign to flip and clear the sign bit in decimal128.
15763 (decimal_real_maxval): Set decimal128SetSign to set the sign
15766 2007-03-23 Ian Lance Taylor <iant@google.com>
15768 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15770 2007-03-23 Ian Lance Taylor <iant@google.com>
15772 * tree-dump.c (dump_files): Correct comment.
15774 2007-03-23 Ian Lance Taylor <iant@google.com>
15776 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15778 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15780 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15781 in cfglayout mode. Don't go into and out of cfglayout mode.
15782 Link the blocks in the order of the constructed traces.
15783 (rest_of_handle_tracer): Adjust call to tracer.
15784 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15785 Don't go into cfglayout mode.
15786 (rtl_loop_done): Don't go out of cfglayout mode.
15787 * cfglayout.c (relink_block_chain): New function, split out from...
15788 (fixup_reorder_chain): ...here. Remove redundant checking.
15789 (cfg_layout_finalize): Don't clear the header, footer, and aux
15790 fields here, move the code to do so to relink_block_chain. Likewise
15791 for free_original_copy_tables.
15792 * rtl.h (tracer): Update prototype.
15793 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15794 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15795 mode. Use relink_block_chain to serialize the CFG according to the
15796 new basic block order. Move targetm.cannot_modify_jumps_p check from
15798 (gate_handle_reorder_blocks): ...to here.
15799 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15801 (gate_duplicate_computed_gotos): ...to here.
15802 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15803 something always changes when going into and out of cfglayout mode.
15804 Perform an expensive cfg cleanup while going into cfglayout mode.
15805 Always update liveness information on HAVE_conditional_execution
15806 targets. Reserialize the basic blocks and go out of cfglayout mode.
15807 * reg-stack.c: Include cfglayout.h.
15808 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15809 the call to reorder_basic_blocks.
15810 * basic-block.h (reorder_basic_blocks): Update prototype.
15811 (relink_block_chain): New prototype.
15812 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15814 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15816 * config/mips/mips.md (type, hazard, *movdi_32bit,
15817 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15818 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15819 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15820 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15821 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15823 (movcc): Change first xfer to multi.
15824 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15825 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15826 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15827 config/mips/generic.md: Change reservations using "xfer" to use
15829 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15830 using match_operand.
15831 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15832 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15834 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15836 2007-03-22 Richard Henderson <rth@redhat.com>
15838 * config/i386/i386.c: Remove unnecessary function declarations.
15839 Move targetm definition, and all related macros, to the end of
15840 the file. Resort some functions to put definitions before uses.
15841 (ix86_attribute_table): Make static. Move to end of file.
15842 (ix86_gimplify_va_arg): Make static.
15844 2007-03-22 Richard Henderson <rth@redhat.com>
15846 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15847 don't increase local_regparm with force_align_arg_pointer check.
15848 (ix86_function_sseregparm): Assert 32-bit.
15849 (type_has_variadic_args_p): New.
15850 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15851 type_has_variadic_args_p.
15852 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15853 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15854 use memset instead. Do maybe_vaarg check first; skip attribute
15855 tests if true; skip attribute tests for 64-bit.
15856 (construct_container): Remove TARGET_DEBUG_ARG.
15857 (function_arg_advance_32, function_arg_advance_64): Split out ...
15858 (function_arg_advance): ... from here.
15859 (function_arg_32, function_arg_64): Split out ...
15860 (function_arg): ... from here.
15861 (ix86_pass_by_reference): Tidy.
15862 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15863 (function_value_32): New, from parts of ix86_function_value
15864 and ix86_value_regno.
15865 (function_value_64): New, from parts of ix86_function_value
15866 and ix86_libcall_value.
15867 (ix86_function_value_1): New.
15868 (ix86_function_value, ix86_libcall_value): Use it.
15869 (return_in_memory_32, return_in_memory_64): Split out ...
15870 (ix86_return_in_memory): ... from here.
15871 (ix86_struct_value_rtx): Skip for 64-bit.
15872 (ix86_libcall_value, ix86_value_regno): Remove.
15873 (setup_incoming_varargs_64): Split out ...
15874 (ix86_setup_incoming_varargs): ... from here.
15875 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15876 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15877 * config/i386/i386-protos.h (ix86_function_value): Remove.
15878 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15880 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15883 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15884 infinities not supported, otherwise emit warning if -Woverflow. On
15885 underflow, emit warning if -Woverflow.
15886 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15888 * real.h (real_from_string): Update declaration
15890 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15891 Richard Henderson <rth@redhat.com>
15893 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15894 * calls.c (compute_argument_block_size, expand_call,
15895 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15896 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15897 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15898 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15899 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15900 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15901 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15902 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15905 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15907 * c-incpath.c (add_sysroot_to_chain): New.
15908 (merge_include_chains): Add sysroot argument. Call
15909 add_sysroot_to_chain if sysrooted.
15910 (register_include_chains): Update call to merge_include_chains.
15911 * doc/cppopts.texi: Document use of '=' in include directory
15914 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15916 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15917 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15918 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15919 insn pattern using X87MODEF12 mode macro.
15921 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15923 * regmove.c (regmove_optimize): Use reg_mentioned_p
15924 instead of reg_overlap_mentioned_p for DST.
15926 2007-03-21 Mike Stump <mrs@apple.com>
15928 * c.opt: Fixup for Objective-C/C++.
15930 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15932 * explow.c (convert_memory_address): Fold memory reference when
15933 POINTERS_EXTEND_UNSIGNED < 0
15935 2007-03-21 Richard Henderson <rth@redhat.com>
15938 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15939 * config/i386/mmintrin.h (__m64): Likewise.
15940 * config/i386/xmmintrin.h (__m128): Likewise.
15942 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15944 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15945 (VXWORKS_OS_CPP_BUILTINS): Define.
15946 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15947 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15949 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15951 * rtl.h (constant_pool_reference_p): Delete.
15952 (find_constant_src): Declare.
15953 * rtlanal.c (find_constant_src): New function.
15954 * simplify-rtx.c (constant_pool_reference_p): Delete.
15955 * config/i386/i386.md: Use find_constant_src instead of
15956 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15958 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15960 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15961 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15963 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15965 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15966 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15967 (arm_elf_asm_constructor): Use it.
15968 (arm_elf_asm_destructor): New function.
15970 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15972 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15974 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15976 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15978 2007-03-19 Andrew Haley <aph@redhat.com>
15980 PR tree-optimization/31264
15981 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15982 VIEW_CONVERT_EXPRs.
15984 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15986 PR rtl-optimization/30907
15987 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15988 (fwprop_init): Always call loop_optimizer_initialize.
15989 (fwprop_done): Always call loop_optimizer_finalize.
15990 (fwprop): We always have loop info now.
15991 (gate_fwprop_addr): Remove.
15992 (pass_fwprop_addr): Use gate_fwprop as gate.
15994 PR rtl-optimization/30841
15995 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15996 df_chain_alloc): Call df_reorganize_refs unconditionally.
15997 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15998 refs_organized to refs_organized_size.
15999 (df_ref_create_structure): Use refs_organized_size instead of
16000 bitmap_size if refs had been organized, and keep refs_organized_size
16002 * df.h (struct df_ref_info): Change refs_organized to
16003 refs_organized_size.
16004 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16007 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16009 * except.c (output_function_exception_table): Do not reference the
16010 EH personality routine for functions that do not require an
16013 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16016 * c-typeck.c (convert_for_assignment): Call comptypes for
16017 RECORD_TYPE or UNION_TYPE.
16019 PR inline-asm/30505
16020 * reload1.c (reload): Do invalid ASM checking after
16021 cleanup_subreg_operands.
16023 2007-03-19 Jeff Law <law@redhat.com>
16025 * tree-cfg.c (find_taken_edge): Tighten conditions for
16026 optimizing computed gotos.
16028 2007-03-19 Michael Matz <matz@suse.de>
16030 * builtins.c (expand_builtin_sync_operation,
16031 expand_builtin_compare_and_swap,
16032 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16035 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16036 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16039 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16041 * doc/tm.texi: Add brackets around the return type of
16042 TARGET_SECONDARY_RELOAD.
16044 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16045 Richard Guenther <rguenther@suse.de>
16047 PR tree-optimization/31254
16048 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16049 Use handled_component_p () where appropriate. Continue
16050 propagating into the rhs if we propagated into an INDIRECT_REF
16053 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16055 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16056 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16057 (xde, xdee): Mode attributes adjusted to support DFP modes.
16058 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16059 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16060 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16061 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16062 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16063 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16064 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16066 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16067 "movsf"): Insn definitions removed.
16068 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16069 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16070 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16072 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16073 "reload_in<mode>", "reload_out<mode>"): Expander added.
16074 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16077 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16079 * config/s390/s390.md: Only non-functional changes. Renamed
16080 FPR mode macro to BFP all over the file.
16082 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16084 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16085 (op_type attribute): RRF instruction type added.
16086 (fT0): New mode attribute.
16087 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16088 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16089 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16090 instruction no secondary memory is needed when moving DFmode values
16091 between GPRs and FPRs.
16093 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16095 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16096 inverted and documentation adjusted.
16097 ("mhard-dfp", "msoft-dfp"): New options.
16098 * config/s390/s390.c (s390_handle_arch_option): New architecture
16100 (override_options): Sanity checks for the new options added.
16101 * config.gcc: New architecture switch: z9-ec.
16102 * config/s390/s390.h (processor_flags): PF_DFP added.
16103 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16104 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16105 when the bit is NOT set so remove it from the defaults.
16107 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16109 * genemit.c (main): Print include statement for dfp.h.
16110 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16113 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16115 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16117 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16120 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16121 instead of PATTERN.
16123 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16125 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16126 attr_length_call, output_call, output_indirect_call): Cleanup
16127 formatting of targetm calls.
16129 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16131 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16133 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16135 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16136 reservation, bypass and anti-bypass descriptions for these
16137 instructions. Update move patterns.
16138 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16141 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16143 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16144 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16145 (get_initial_def_for_reduction): Likewise.
16147 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16149 Fix PR tree-optimization/29922
16150 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16151 (get_representative): Removed.
16152 (value_dies_in_block_x): Update for rvuse removal.
16153 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16154 (compute_antic_aux): Handle when PHI nodes appear in
16155 non-single-successors.
16156 (dump_bitmap_of_names): Removed.
16157 (compute_antic_safe): Renamed and removed rvuse calculation.
16158 Calculate only antic safe.
16159 (insert_into_preds_of_block): Remove assert.
16160 (execute_pre): Update for renamed functions.
16161 (defer_or_phi_translate_block): New function.
16163 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16165 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16166 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16168 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16169 Follow spelling conventions.
16171 * tree-data-ref.h: Remove the prototype for analyze_array.
16173 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16175 PR tree-optimization/31041
16176 * tree-vect-transform.c (get_initial_def_for_induction): Call
16177 force_gimple_operand.
16179 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16181 * ipa-type-escape.c (look_for_casts) : Revert code to use
16182 handled_component_p due to ada test a-numaux.adb.
16184 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16186 * final.c (final_scan_insn): Alter the condition of a
16187 conditional trap if we have nonstandard CC.
16189 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16191 * configure.ac: Remove excess quoting from asm line 0 test.
16192 * configure: Rebuilt.
16194 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16196 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16197 * c-common.c (convert_and_check): Move warning logic to...
16198 (warnings_for_convert_and_check): ...here. Define.
16199 * c-common.h (warnings_for_convert_and_check): Declare.
16201 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16203 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16204 (output_call): Likewise.
16206 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16208 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16210 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16212 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16214 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16216 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16217 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16219 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16221 PR tree-optimization/31183
16222 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16223 Use double_int instead of unsigned int for representing access_strides.
16224 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16226 2007-03-16 Richard Guenther <rguenther@suse.de>
16228 PR tree-optimization/31146
16229 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16230 to allow recursion of forward_propagate_addr_expr.
16231 (forward_propagate_addr_into_variable_array_index): Likewise.
16232 (forward_propagate_addr_expr): Likewise.
16233 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16234 (forward_propagate_addr_expr_1): Recurse on simple copies
16235 instead of propagating into them. Do so for useless conversions
16237 (forward_propagate_addr_expr): Clean up unused statements after
16240 2007-03-16 Richard Guenther <rguenther@suse.de>
16242 * builtins.c (expand_builtin_cexpi): Use the right argument
16243 for the expansion via cexp.
16245 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16247 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16248 * configure: Rebuilt.
16250 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16253 * dwarf2out.c (force_type_die): Adjust comment.
16254 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16256 2007-03-15 DJ Delorie <dj@redhat.com>
16258 * config/frv/predicates.md (minmax_operator): Don't check operands
16261 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16263 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16264 Update constant estimates of number of iterations.
16265 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16266 argument renamed to "realistic".
16267 (compute_estimated_nb_iterations): Removed.
16268 (record_niter_bound): New function.
16269 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16270 call record_nonwrapping_iv with upper = false.
16271 (infer_loop_bounds_from_signedness): Pass upper argument to
16272 record_nonwrapping_iv.
16273 (estimate_numbers_of_iterations_loop): Do not call
16274 compute_estimated_nb_iterations. Record estimate based on profile
16275 information. Initialize the constant estimates of number of
16277 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16279 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16280 number of iterations is too small.
16281 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16282 (EST_NOT_AVAILABLE): Removed.
16283 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16284 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16287 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16289 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16290 Handle NE_EXPR guards.
16292 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16295 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16296 Set also -pedantic-errors by default for the preprocessor unless
16297 -fpermissive is given.
16299 2007-03-15 Richard Guenther <rguenther@suse.de>
16301 PR middle-end/29719
16302 PR middle-end/31161
16303 * builtins.c (expand_builtin_cexpi): As a fallback if we
16304 don't have builtins for sincos or cexp create a function
16305 declaration for cexp and expand to a call to that.
16306 (expand_builtin_int_roundingfn): Always fall
16307 back to floor/ceil and its variants even if they may be
16310 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16312 PR middle-end/31159
16313 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16314 jump tables, move the call to delete_dead_jumptables from here...
16315 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16316 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16317 don't allow merging of blocks that try_redirect_by_replacing_jump
16318 also does not handle when not optimizing.
16320 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16321 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16323 * config/i386/i386.md (x86_sahf_1): Correctly handle
16326 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16329 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16330 x86_64_general_operand as operand[2] predicate. Remove "iF"
16331 from operand constraints and use "e" constraint instead.
16332 (*subti3_1, *subti3_1 splitter): Ditto.
16333 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16334 operand[1] predicate.
16336 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16338 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16339 arrays, multiply the access strides by the size of the sub-array.
16340 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16342 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16344 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16345 the configured assembler supports the sahf mnemonic.
16346 * configure: Regenerate.
16347 * config.in: Regenerate.
16349 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16350 emit "sahf" or ".byte\t0x9e" as asm template.
16352 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16355 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16356 option to replace hard coded TARGET_xxx in md file.
16357 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16358 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16359 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16360 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16361 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16362 (X86_TUNE_NOT_VECTORMODE): Ditto.
16363 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16364 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16365 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16366 (TUNE_SLOW_IMUL_IMM8): Ditto.
16367 (TUNE_MOVE_M1_VIA_OR): Ditto.
16368 (TUNE_NOT_UNPAIRABLE): Ditto.
16369 (TUNE_NOT_VECTORMODE): Ditto.
16371 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16374 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16375 tuning options instead of hard coded TARGET_xxx.
16376 (fix ssemode peephole2's): Ditto.
16377 (imul peephole2's): Ditto.
16379 (movdi_or_rex64): Ditto.
16380 (move peephole2): Ditto.
16381 (not peephole2's): Ditto.
16383 2007-03-14 Dirk Mueller <dmueller@suse.de>
16385 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16386 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16387 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16389 * c-parser.c (c_parser_do_statement): Warn about empty body in
16390 do/while statement.
16391 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16392 * doc/invoke.texi (-Wempty-body): Update documentation.
16394 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16397 * c-common.h (warn_for_div_by_zero): Declare.
16398 * c-common.c (warn_for_div_by_zero): Define.
16399 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16402 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16404 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16405 to PREFIX and STANDARD_PREFIX.
16407 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16408 Phil Edwards <phil@codesourcery.com>
16410 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16411 (__gthread_once_t): Remove busy field for RTPs.
16412 (__GTHREAD_ONCE_INIT): Update accordingly.
16414 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16416 * doc/invoke.texi: Document VxWorks options.
16418 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16420 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16422 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16424 PR tree-optimization/30590
16425 * tree-nrv.c (tree_nrv): Check for the partial update of the
16428 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16430 * flags.h (flag_random_seed): Remove declaration, in favor of...
16431 * toplev.h (get_random_seed, set_random_seed): ... these.
16432 * tree.c (get_file_function_name): Use the former.
16433 * opts.c (common_handle_option): Use the latter.
16436 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16438 PR middle-end/31127
16439 * cse.c (cse_find_path): Do not bail out if a basic block that
16440 we already visited now becomes part of a path that starts at a
16441 different basic block. Just disallow this, to make sure we
16442 visit each basic block at most once.
16444 2007-03-13 Jan Hubicka <jh@suse.cz>
16446 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16447 attributes, when profile esitmate is present, calls with very low
16448 frequency are cold.
16450 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16452 PR tree-optimization/30730
16453 PR tree-optimization/26900
16454 * tree-ssa-loop-niter.c: Include gmp.h.
16455 (bounds): New type.
16456 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16457 split_to_var_and_offset, determine_value_range,
16458 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16459 bound_difference, bounds_add, bounds_negate,
16460 number_of_iterations_ne_max, dump_affine_iv): New functions.
16461 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16462 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16463 difference of initial and final value of control iv to validate
16465 (number_of_iterations_cond): Add loop parameter. Determine bounds
16466 on the difference of the extremes of the control iv. Add dumps.
16467 (expand_simple_operations): Handle phi nodes.
16468 (simplify_using_initial_conditions): Do not record used conditions.
16469 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16470 Do not set additional_info.
16471 (implies_nonnegative_p, implies_ge_p): Removed.
16472 (derive_constant_upper_bound): Do not use parameter `additional'.
16473 (record_estimate): Parameter `additional' removed. Parameter
16474 `i_bound' added. Do not call derive_constant_upper_bound.
16475 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16476 bound the number of iterations estimate.
16477 (estimate_numbers_of_iterations_loop): Pass the estimate from
16478 the number of iterations analysis to record_estimate.
16479 * tree.h (multiple_of_p): Declare.
16480 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16481 (scev_const_prop): Do not check expression_expensive_p.
16482 * fold-const.c (multiple_of_p): Exported.
16483 * double-int.c (double_int_mask): Exported.
16484 * double-int.h (double_int_mask): Declare.
16485 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16486 field. Added max field.
16488 2007-03-13 David Taylor <taylor@candd.org>
16491 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16494 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16497 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16498 two unamed patterns.
16500 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16502 * config/i386/i386.opt (mcx16, msahf): New options.
16503 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16504 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16506 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16507 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16508 Output -mcx16 and -msahf options when corresponding bit is set.
16510 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16511 and -msahf options.
16513 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16515 * configure.ac: Test for assembler tolerance to # 0 "".
16516 * configure, config.in: Rebuilt.
16517 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16519 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16521 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16523 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16524 (handle_syscall): Handle direct system calls.
16525 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16527 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16529 * doc/invoke.texi: Fix cpp.info cross-reference.
16530 * doc/passes.texi: Fix gcc.info cross-reference.
16532 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16534 PR tree-optimization/30835
16535 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16536 bb_for_stmt is not NULL before accessing it.
16538 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16540 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16543 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16546 * doc/install.texi: Document --enable-stage1-languages
16548 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16550 * tree-pass.h (pass_into_cfg_layout_mode,
16551 pass_outof_cfg_layout_mode): Declare.
16552 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16553 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16554 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16555 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16557 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16559 * c-decl.c (warn_variable_length_array): New function.
16560 Refactored from grokdeclarator to handle warn_vla
16561 and handle unnamed array case.
16562 (grokdeclarator): Refactored VLA warning case.
16563 * c.opt (Wvla): New flag.
16564 * doc/invoke.texi (Wvla): New warning.
16566 2007-03-12 Richard Henderson <rth@redhat.com>
16568 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16569 (TARGET_SECTION_TYPE_FLAGS): New.
16571 2007-03-12 Richard Henderson <rth@redhat.com>
16573 * config/darwin.c (machopic_reloc_rw_mask): New.
16574 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16575 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16577 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16579 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16580 * cppdefault.h (cpp_PREFIX): Document.
16581 (cpp_PREFIX_len): Likewise.
16582 (cpp_EXEC_PREFIX): New variable.
16583 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16584 * c-incpath.c (add_standard_paths): Correct logic for relocating
16585 paths within prefix.
16587 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16589 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16590 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16592 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16593 fix_truncdfdi_sse using SSEMODEF mode macro.
16594 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16595 fix_truncdfsi_sse using SSEMODEF mode macro.
16596 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16597 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16599 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16601 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16602 elfos.h to tm_file.
16604 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16606 * tree.h : Add multiple_of_p declaration.
16607 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16608 * ipa-type-escape.c (results_of_malloc): Redundant.
16609 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16610 (cast_type): Extended with new members.
16611 (check_cast): Returns cast_type.
16612 (cast): New structure for data of walk_use_def_chains.
16613 (is_malloc_result, is_cast_from_non_pointer_1,
16614 is_cast_from_non_pointer,
16615 is_array_access_through_pointer_and_index): New functions.
16616 (look_for_casts): Returns cast types.
16617 (check_call): Returns void.
16618 (okay_pointer_operation): Use support of pointer plus index,
16619 pointer plus constant and allow all multiplications.
16621 2007-03-11 Richard Guenther <rguenther@suse.de>
16623 PR tree-optimization/31115
16624 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16625 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16626 A shift count of zero is not special as with *_DIV_EXPR.
16627 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16630 2007-03-11 Ian Lance Taylor <iant@google.com>
16632 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16633 the *_DIV_EXPR codes correctly with overflow infinities.
16635 2007-03-11 Ira Rosen <irar@il.ibm.com>
16637 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16638 indicate success/failure of the analysis. Add negation to subtrahend
16639 in case of subtraction. Fail if both operands contain constants.
16640 (create_data_ref): Fail if analyze_offset fails.
16642 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16644 * config/i386/i386.md (frndintxf2): Rename to ...
16645 (rintxf2): ... this. Remove expander having same name.
16646 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16647 (roundsf2, rounddf2): Ditto.
16648 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16649 (lround<mode>di2, lround<mode>si2): Ditto.
16651 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16653 * lower-subreg.c: Include except.h.
16654 (decompose_multiword_subregs): Verify that the only control flow
16655 insns we can split are loads to multi-words pseudos.
16656 Handle breaking such blocks after splitting, instead of calling
16657 find_many_sub_basic_blocks.
16659 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16660 on the new basic block. Add a lengthy comment explaining why we
16661 thought this was necessary.
16662 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16664 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16667 * tree.c (walk_type_fields): Recurse into the element type of
16668 ARRAY_TYPEs if there is a pointer set.
16670 2007-03-10 Dirk Mueller <dmueller@suse.de>
16672 * c-common.c (warn_logical_operator): Fix condition.
16674 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16676 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16678 * config/darwin.c (machopic_select_section): Remove superfluous
16679 argument in call to categorize_decl_for_section. Remove unused
16682 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16684 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16686 * configure: Regenerate.
16688 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16691 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16692 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16693 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16694 Add LABEL_NUSES to emitted label.
16695 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16696 branch probability value to emitted jump insn.
16697 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16698 Do not check life information and do not re-arrange input operands
16699 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16701 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16703 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16704 the change of decode_asm_operands.
16706 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16708 * mode-switching.c (create_pre_exit): Skip blockage insn.
16710 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16712 * tree-pass.h (TODO_update_smt_usage): Remove.
16714 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16718 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16720 * pa.c (attr_length_call): Revise condition for long
16721 pc-relative branch.
16722 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16723 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16724 sequence on SOM target.
16726 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16728 * gcc.c: Document %{, in big comment at top.
16729 (input_suffix_matches): Remove special handling for .s and
16731 (input_spec_matches): New.
16732 (handle_braces): Handle %{,.
16733 (validate_switches): ',' indicates a value which is not a switch.
16734 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16735 to detect assembler input.
16736 * config/i386/sol2.h (CPP_SPEC): Likewise.
16737 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16738 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16739 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16740 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16741 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16742 -m64 causes deployment target to default to 10.5.
16743 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16745 2007-03-09 Richard Henderson <rth@redhat.com>
16748 * target.h (targetm.asm.out.reloc_rw_mask): New.
16749 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16750 (TARGET_ASM_OUT): Use it.
16751 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16752 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16753 use the new reloc_rw_mask target hook instead.
16754 (default_section_type_flags_1): Merge into...
16755 (default_section_type_flags): ... here.
16756 (decl_readonly_section_1): Merge into...
16757 (decl_readonly_section): ... here.
16758 (default_elf_select_section_1): Merge into...
16759 (default_elf_select_section): ... here.
16760 (default_unique_section_1): Merge into...
16761 (default_unique_section): ... here.
16762 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16763 (default_select_rtx_section): Use it.
16764 (default_elf_select_rtx_section): Likewise.
16765 * output.h: Update to match.
16766 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16767 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16768 (TARGET_ASM_RELOC_RW_MASK): New.
16769 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16770 to categorize_decl_for_section.
16771 (x86_64_elf_unique_section): Likewise.
16772 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16773 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16774 (TARGET_ASM_RELOC_RW_MASK): New.
16775 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16776 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16777 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16778 (TARGET_RWRELOC): Remove.
16779 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16780 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16781 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16782 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16783 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16784 (rs6000_xcoff_select_section): Use decl_readonly_section.
16785 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16786 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16787 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16788 (TARGET_SECTION_TYPE_FLAGS): Remove.
16789 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16791 2007-03-09 Roger Sayle <roger@eyesopen.com>
16793 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16794 complex constant equality/inequality comparisons for here.
16795 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16796 known at compile-time or can be simplified to a scalar comparison.
16797 (fold_relational_const): Move compile-time evaluation of complex
16798 constant equality/inequality comparisons to here.
16800 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16802 PR rtl-optimization/30643
16803 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16805 (fold_rtx): Recurse, like before 2006-11-03.
16807 2007-03-09 DJ Delorie <dj@redhat.com>
16809 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16812 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16814 PR tree-optimization/30375
16815 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16816 LHS of statements is not the same.
16817 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16819 2007-03-09 Chao-ying Fu <fu@mips.com>
16821 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16823 * doc/invoke.texi (-mdspr2): Document new option.
16824 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16825 New unspec for DSP REV 2.
16826 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16827 these instructions are extended in DSP REV 2.
16828 (mips-dspr2.md): Include.
16829 * config/mips/mips.opt (mdspr2): New option.
16830 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16831 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16832 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16833 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16834 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16835 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16836 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16838 (bdesc_map): Add one field of unsupported_target_flags.
16839 (bdesc_arrays): Update entries to have extra fields. Add
16841 (mips_init_builtins): Initialize new function types.
16842 Check unsupported_target_fileds to filter out builtins.
16843 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16845 (ASM_SPEC): Pass mdspr2 to the assembler.
16846 * config/mips/mips-dspr2.md: New file.
16848 2007-03-09 Sa Liu <saliu@de.ibm.com>
16850 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16852 2007-03-09 Ian Lance Taylor <iant@google.com>
16854 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16855 argument) like -Wstrict-overflow=2.
16856 * doc/invoke.texi (Warning Options): Update documentation.
16858 2007-03-09 Dirk Mueller <dmueller@suse.de>
16861 * doc/invoke.texi (-Wlogical-op): Document.
16862 * common.opt (-Wlogical-op): New.
16863 * c-common.h (warn_logical_operator): Declare.
16864 * c-common.c (warn_logical_operator): Define.
16865 * c-typeck.c (parser_build_binary_op): Call
16866 warn_logical_operator.
16868 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16870 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16871 * final.c (final_scan_insn): Test for non-"" file name.
16873 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16875 * doc/loop.texi: Document the Omega linear constraints solver.
16876 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16877 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16878 omega-hash-table-size, omega-max-keys, and
16879 omega-eliminate-redundant-constraints.
16880 * tree-pass.h (pass_check_data_deps): Declared.
16883 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16884 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16885 pass_check_data_deps): New.
16886 * tree-data-ref.c (init_data_ref): Remove declaration.
16887 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16888 (analyze_array): Renamed init_array_ref, move up initializations.
16889 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16890 Removed arguments that are set to NULL.
16891 (analyze_indirect_ref): Correct indentation, correct call to
16893 (object_analysis): Call init_array_ref instead of analyze_array.
16894 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16895 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16896 of DR_ACCESS_FNS_ADDR.
16897 (init_omega_eq_with_af, omega_extract_distance_vectors,
16898 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16899 ddr_consistent_p): New.
16900 (compute_affine_dependence): Check consistency of ddrs when
16901 flag_check_data_deps is passed.
16902 (analyze_all_data_dependences): Uncomment.
16903 (tree_check_data_deps): New.
16904 * tree-data-ref.h: Include omega.h.
16905 (DR_ACCESS_FNS_ADDR): Removed.
16906 (data_dependence_relation): Add inner_loop.
16907 (DDR_INNER_LOOP): New.
16908 * common.opt (fcheck-data-deps): New.
16909 * tree-flow.h (tree_check_data_deps): Declare.
16910 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16911 (OBJS-common): Depend on omega.o.
16913 * passes.c (pass_check_data_deps): Scheduled.
16914 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16915 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16916 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16917 PARAM_VECT_MAX_VERSION_CHECKS,
16918 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16920 2007-03-09 Richard Guenther <rguenther@suse.de>
16922 PR tree-optimization/30904
16923 PR middle-end/31058
16924 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16925 the same way as *_DIV_EXPR.
16927 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16929 * recog.c (decode_asm_operands): No mixed declarations and code.
16931 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16933 * rtl.def (ASM_INPUT): Add location.
16934 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16935 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16936 (decode_asm_operands): Add loc operand.
16937 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16938 * stmt.c (expand_asm): Rename to...
16939 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16940 gen_rtx_ASM_INPUT_loc.
16941 (expand_asm_expr): Adjust.
16942 * recog.c (decode_asm_operands): Add loc operand.
16943 (check_asm_operands, extract_insn): Adjust.
16944 * reload1.c (maybe_fix_stack_asms): Likewise.
16945 * final.c (asm_insn_count): Likewise.
16946 (final_scan_insn): Output # line before and after asm.
16948 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16950 * tree-ssa-structalias.c (variable_info): Remove
16952 (new_var_info): Ditto.
16953 (shared_bitmap_info_t): New structure.
16954 (shared_bitmap_table): New variable.
16955 (shared_bitmap_hash): New function.
16956 (shared_bitmap_eq): Ditto
16957 (shared_bitmap_lookup): Ditto.
16958 (shared_bitmap_add): Ditto.
16959 (merge_smts_into): Change to take bitmap directly.
16960 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16961 (init_alias_vars): Init shared bitmap hashtable.
16962 (delete_points_to_sets): Delete shared bitmap hashtable.
16963 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16964 is_aliased removal as a change that was still necessary was
16967 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16969 * config/i386/i386.h (override_options): Conditionally disable
16970 x86_sahf for 64bit targets only.
16972 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16975 * c-decl.c (merge_decls): Don't call make_var_volatile.
16976 * varasm.c (make_var_volatile): Remove.
16977 * output.h (make_var_volatile): Remove.
16979 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16981 PR tree-optimization/31085
16982 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16984 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16986 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16987 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16988 ATTR_CONST_NOTHROW_LIST.
16990 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16993 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16995 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16997 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17000 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17002 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17003 passed, use shared libgcc.
17005 2007-03-08 Roger Sayle <roger@eyesopen.com>
17007 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17008 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17009 (honor_protect_cleanup_actions, lower_try_finally_switch):
17011 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17012 ifc_temp_var): Likewise.
17013 * tree-inline.c (setup_one_parameter): Likewise.
17014 * tree-mudflap.c (mf_decl_cache_locals,
17015 mf_build_check_statement_for): Likewise.
17016 * tree-nested.c (init_tmp_var, save_tmp_var,
17017 finalize_nesting_tree_1): Likewise.
17018 * tree-outof-ssa.c (insert_copy_on_edge,
17019 insert_backedge_copies): Likewise.
17020 * tree-profile.c (tree_gen_edge_profiler,
17021 tree_gen_ic_profiler): Likewise.
17022 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17023 * tree-sra.c (sra_build_assignment): Likewise.
17024 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17025 * tree-ssa-math-opts.c (insert_reciprocals,
17026 execute_cse_sincos_1): Likewise.
17027 * tree-tailcall.c (adjust_accumulator_values,
17028 adjust_return_value): Likewise.
17029 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17030 * tree-vect-transform.c (vect_create_data_ref_ptr,
17031 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17032 vect_create_epilog_for_reduction, vectorizable_reduction,
17033 vectorizable_call, vectorizable_conversion,
17034 vectorizable_assignment, vectorizable_operation,
17035 vectorizable_type_demotion, vect_gen_widened_results_half,
17036 vect_permute_store_chain, vectorizable_store,
17037 vect_setup_realignment, vect_permute_load_chain,
17038 vectorizable_load, vectorizable_condition,
17039 vect_create_cond_for_align_checks): Likewise.
17040 * tree-vrp.c (build_assert_expr_for): Likewise.
17042 2007-03-08 Ian Lance Taylor <iant@google.com>
17044 * tree-vrp.c: Include "intl.h".
17045 (usable_range_p): New static function.
17046 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17047 overflowed values, juts set *strict_overflow_p.
17048 (compare_values): Only return -2 if one of the operands is not a
17050 (compare_ranges): Call usable_range_p.
17051 (compare_range_with_value): Likewise.
17052 (vrp_evaluate_conditional_warnv): Rename from
17053 vrp_evaluate_conditional. Make static. Change all callers.
17054 (vrp_evaluate_conditional): New function.
17055 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17056 on signed overflow.
17057 (simplify_abs_using_ranges): Likewise.
17058 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17059 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17060 within_stmt parameter.
17061 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17062 vrp_evaluate_conditional.
17063 * tree-ssa-threadedge.c
17064 (record_temporary_equivalences_from_stmts_at_dest): Change
17065 simplify parameter to take a second tree parameter.
17066 (simplify_control_stmt_condition): Likewise.
17067 (thread_across_edge): Likewise.
17068 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17069 (thread_across_edge): Likewise.
17070 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17072 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17074 * config/i386/i386.h (TARGET_SAHF): New define.
17075 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17076 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17077 (x86_sahf): New global variable.
17078 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17079 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17080 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17081 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17083 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17084 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17085 when expanding fcomi/sahf based tests.
17086 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17087 expanding sahf based alternative. Emit sahf based sequence when
17088 optimizing for code size.
17089 * config/i386/i386.md (x86_sahf_1): Do not disable for
17090 TARGET_64BIT, enable for TARGET_SAHF.
17092 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17094 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17095 spurious whitespace from error message.
17097 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17100 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17102 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17104 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17106 * tree-sra.c (instantiate_element): Propagate disabled warnings
17107 from the element itself to the created variable.
17109 2007-03-07 Richard Henderson <rth@redhat.com>
17112 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17113 silently fix up the stack in the case of a missing register.
17115 2007-03-07 Paul Brook <paul@codesourcery.com>
17117 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17119 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17121 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17123 (phase1_vrs): Use them.
17124 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17125 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17126 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17127 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17128 __gnu_Unwind_Restore_WMMXC if required.
17129 (_Unwind_VRS_Pop): Implement iWMMXt support.
17130 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17131 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17132 gnu_Unwind_Save_WMMXC): Define.
17134 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17136 * config/vxworks.h (vxworks_override_options): Declare.
17137 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17138 * config/vxworks.c: Include target.h and toplev.h.
17139 (vxworks_override_options): New function.
17140 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17142 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17144 * config/s390/s390.c (override_options): Don't emit an error when
17145 -mstack-size is used without providing -mstack-guard.
17146 (s390_emit_prologue): Choose stack_guard value automatically if not
17147 provided via command line.
17148 * doc/invoke.texi: Adjust description of -mstack-guard and
17151 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17153 * config/i386/i386.c (output_set_got): Add a GOT initialization
17154 sequence for VxWorks PIC.
17155 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17156 around labels as well as symbols. Use gotoff_operand instead
17157 of local_symbolic_operand.
17158 (legitimize_pic_address): Use gotoff_operand instead of
17159 local_symbolic_operand. Use @GOT accesses for labels as
17161 (ix86_output_addr_diff_elt): Use PC-relative rather than
17162 GP-relative offsets for VxWorks PIC.
17163 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17164 no_new_pseudos. Check whether the returned register is op0.
17165 * config/i386/i386.md (tablejump): Use PC-relative rather than
17166 GP-relative offsets for VxWorks PIC.
17167 * config/i386/predicates.md (gotoff_operand): New predicate.
17169 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17171 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17173 * config/vxworks-dummy.h: New file.
17174 * config/i386/i386.h: Include it.
17176 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17178 * dwarf2out.c (is_inlined_entry_point): New
17179 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17180 DW_AT_ranges if the first subblock is the entry point.
17182 2007-03-06 David Daney <ddaney@avtrex.com>
17184 * doc/install.texi (mips-*-*): Change recommended binutils
17187 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17189 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17190 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17192 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17193 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17195 2007-03-06 Jan Hubicka <jh@suse.cz>
17197 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17198 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17200 (probably_cold_bb_p): Cold functions are cold.
17201 (probably_never_executed_bb_p): Cold functions are cold.
17202 (tree_bb_level_predictions): Predict calls to cold functions as not
17204 (compute_function_frequency): Check hot/cold attributes.
17205 * function.h (function_frequency): Update comments.
17206 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17207 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17208 (c_common_att): Add cold and hot.
17210 * doc/extend.texi (hot,cold attributes): Document.
17212 2007-03-06 Andrew Haley <aph@redhat.com>
17214 * function.c (expand_function_end): Move blockage to just after we
17215 emit the label for the naked return from the function.
17217 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17219 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17222 2007-03-06 Jan Hubicka <jh@suse.cz>
17224 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17225 loaded for constant large models. Non-large 64bit PIC can do.
17226 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17227 * cmodel.h: Add LARGE PIC.
17228 * i386.md (UNSPEC_PLTOFF): New.
17229 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17231 (*call_1_rex64): Disable for large models.
17232 (*call_1_rex64_large): New.
17233 (*call_value_1_rex64): Disable for large models.
17234 (*call_value_1_rex64_large): New.
17235 (set_rip_rex4): New.
17236 (set_got_offset_rex64): New.
17237 * predicates.md (constant_call_address_operand): For large model
17238 constant calls are not possible.
17239 * i386-protos.h (construct_plt_address): Declare.
17240 * i386.c (override_options): Accept large models.
17241 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17242 (legitimate_constant_p): Add new UNSPECs.
17243 (legitimate_pic_operand_p): Likewise.
17244 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17245 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17247 (output_pic_addr_const): Add PLTOFF.
17248 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17249 (ix86_expand_move): Legitimize pic address when in PIC mode.
17250 (construct_plt_address): New function.
17251 (ix86_expand_call): Offload the address to register and use GOT
17252 pointer for large model.
17253 * invoke.texi (mcmodel=large): Update documentation.
17255 2007-03-06 Richard Henderson <rth@redhat.com>
17257 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17258 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17259 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17260 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17261 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17262 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17263 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17264 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17265 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17266 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17267 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17268 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17269 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17270 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17271 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17272 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17273 x86_schedule, x86_use_bt, x86_pad_returns,
17274 x86_use_xchgb): Merge into ...
17275 (ix86_tune_features): ... here. New array.
17276 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17277 x86_bswap): Merge into ...
17278 (ix86_arch_features): ... here. New array.
17279 (x86_3dnow_a): Remove.
17280 (x86_accumulate_outgoing_args): Make static.
17281 (x86_arch_always_fancy_math_387): Make static.
17282 (ix86_tune_mask, ix86_arch_mask): Move ...
17283 (override_options): ... to local variables here. Apply the
17284 appropriate mask to each element of ix86_arch_features and
17285 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17286 as were done in the old macros.
17287 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17288 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17289 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17290 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17291 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17292 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17293 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17294 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17295 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17296 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17297 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17298 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17299 x86_accumulate_outgoing_args, x86_prologue_using_move,
17300 x86_epilogue_using_move, x86_decompose_lea,
17301 x86_arch_always_fancy_math_387, x86_shift1,
17302 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17303 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17304 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17305 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17306 x86_use_incdec, x86_pad_returns, x86_bswap,
17307 x86_partial_flag_reg_stall): Remove.
17308 (enum ix86_tune_indices): New.
17309 (ix86_tune_features): New.
17310 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17311 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17312 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17313 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17314 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17315 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17316 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17317 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17318 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17319 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17320 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17321 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17322 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17323 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17324 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17325 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17326 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17327 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17328 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17329 TARGET_EXT_80387_CONSTANTS): Use it.
17330 (enum ix86_arch_indices): New.
17331 (ix86_arch_features): New.
17332 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17333 TARGET_BSWAP): Use it.
17334 (ix86_tune_mask, ix86_arch_mask): Remove.
17336 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17339 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17340 Define using $${sysroot_headers_suffix}.
17341 * configure: Regenerate.
17342 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17343 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17345 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17346 * gcc.c (print_sysroot_headers_suffix): New.
17347 (option_map): Include --print-sysroot-headers-suffix.
17348 (display_help): Mention -print-sysroot-headers-suffix.
17349 (process_command): Handle -print-sysroot-headers-suffix.
17350 (do_spec_1): Append multilib directory to include-fixed path if
17351 sysroot suffixes in use.
17352 (main): Handle -print-sysroot-headers-suffix.
17353 * Makefile.in (start.encap): Don't depend on xlimits.h
17354 (xlimits.h): Remove.
17355 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17356 limits.h for each multilib in fixinc_list.
17357 (fixinc_list, s-fixinc_list): New.
17358 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17359 generate them for each multilib in fixinc_list.
17360 (stmp-fixproto): Use include-fixed. Run fixproto for each
17361 multilib in fixinc_list.
17362 (mostlyclean): Don't remove xlimits.h.
17363 (clean): Remove include-fixed.
17364 (real-install-headers-tar, real-install-headers-cpio,
17365 real-install-headers-cp): Don't copy include, only include-fixed.
17366 (install-mkheaders): Depend on fixinc_list. Don't depend on
17367 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17368 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17369 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17371 2007-03-06 Jan Hubicka <jh@suse.cz>
17373 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17376 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17378 * configure.ac: Allow tm_file to contain build-directory files.
17379 * configure: Regenerate.
17380 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17381 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17382 * config/m68k/print-sysroot-suffix.sh: New file.
17384 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17386 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17387 of pic_offset_table_rtx if reload_completed.
17388 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17389 PIC_OFFSET_TABLE_REGNUM.
17390 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17392 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17393 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17395 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17397 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17398 functions that call eh_return.
17400 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17402 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17403 functions that need a constant pool.
17405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17408 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17409 (m68k_preferred_reload_class): Likewise.
17410 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17411 (SECONDARY_RELOAD_CLASS): Define.
17412 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17413 (LIMIT_RELOAD_CLASS): Delete.
17414 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17415 registers from storing bytes.
17416 (m68k_secondary_reload_class): New function.
17417 (m68k_preferred_reload_class): Likewise.
17419 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17421 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17423 (m68k_expand_prologue): Likewise.
17425 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17427 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17428 (mips_expand_epilogue): Add a bool parameter.
17429 (m68k_legitimize_sibcall_address): Declare.
17430 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17431 (m68k_expand_epilogue): Add a parameter to select between sibling
17432 and normal epilogues. Only generate a return for the latter.
17433 (m68k_ok_for_sibcall_p): New function.
17434 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17435 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17436 (sibcall_value, *sibcall_value): Likewise.
17437 (*call, *call_value): Require !SIBLING_CALL_P.
17438 (epilogue): Update call to m68k_expand_epilogue.
17439 (sibcall_epilogue): New pattern.
17440 * config/m68k/predicates.md (const_call_operand): Say that this
17441 predicate applies to sibling calls too.
17442 (sibcall_operand): New predicate.
17444 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17446 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17447 alternatives as movsi_cf.
17448 (movsf_cf_hard): Add commentary.
17450 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17451 Richard Sandiford <richard@codesourcery.com>
17453 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17454 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17455 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17456 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17457 as being live on exit from an interrupt function.
17458 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17459 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17460 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17461 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17462 (m68k_interrupt_function_p): Globalize.
17463 (m68k_compute_frame_layout): Remove reverse mask code.
17464 (m68k_emit_movem, m68k_set_frame_related): New functions.
17465 (m68k_output_function_prologue): Delete in favor of...
17466 (m68k_expand_prologue): ...this new function.
17467 (m68k_output_function_epilogue): Delete in favor of...
17468 (m68k_expand_epilogue): ...this new function.
17469 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17471 (print_operand): Handle %?.
17472 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17473 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17474 (prologue, epilogue): New patterns.
17475 (return): Turn into a define_expand.
17476 (*return): New pattern, derived from old "return" pattern. Use rte
17477 rather than rts for interrupt functions. Only use rtd if the pop
17479 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17480 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17481 (link, *link, unlink, *unlink, load_got): Likewise.
17483 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17487 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17488 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17489 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17490 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17491 and m68k_matches_u_p.
17492 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17493 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17494 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17495 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17496 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17497 (REG_STRICT_P): New macro.
17498 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17499 PCREL_GENERAL_OPERAND_OK.
17500 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17501 m68k_legitimate_base_reg_p.
17502 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17503 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17504 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17505 * config/m68k/m68k.c (m68k_address): New structure.
17506 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17507 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17508 (m68k_jump_table_ref_p, m68k_decompose_address)
17509 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17510 (m68k_matches_u_p): New functions.
17511 (print_operand_address): Rewrite to use m68k_decompose_index.
17513 2007-03-05 David Taylor <dtaylor@emc.com>
17515 * gcc.c: Correct copyright date in --version output.
17517 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17519 * pa.md: In unamed move patterns, disparge copies between general
17520 and floating point registers using '?' modifier. Don't include 'f'
17521 constraint for register preferences in DImode, SImode, HImode and
17522 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17523 Remove constraints for copies between general and floating registers
17524 in soft-float DFmode pattern.
17525 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17529 2007-03-05 Mike Stump <mrs@apple.com>
17531 * c-common.c (targetcm): Add.
17532 * c-opts.c (c_common_handle_option): Handle language specific
17534 * opts.c (handle_option): Verify language for target options, if
17536 * opth-gen.awk: Add CL_LANG_ALL.
17537 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17538 (TARGETCM_INITIALIZER): Add.
17539 * target.h (struct gcc_targetcm): Add.
17541 * targhooks.c (default_handle_c_option): Add.
17542 * targhooks.h (default_handle_c_option): Add.
17543 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17545 * config/darwin.opt (iframework): Add.
17546 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17547 * config/darwin-c.c (handle_c_option): Add.
17548 (TARGET_HANDLE_C_OPTION): Add.
17550 * doc/invoke.texi (Darwin Options): Add -iframework.
17552 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17554 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17557 2007-03-05 Ian Lance Taylor <iant@google.com>
17559 * c.opt (fgnu89-inline): New option.
17560 * c-opts.c (c_common_post_options): Set default value for
17562 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17563 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17565 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17566 (grokdeclarator, start_function): Likewise.
17567 * c-cppbuiltin.c (c_cpp_builtins): Define either
17568 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17569 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17570 (C Dialect Options): Document -fgnu89-inline.
17571 * doc/extend.texi (Function Attributes): Explain what the
17572 gnu_inline attribute does.
17573 * doc/cpp.texi (Common Predefined Macros): Document
17574 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17576 2007-03-05 Ian Lance Taylor <iant@google.com>
17578 PR tree-optimization/31034
17579 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17580 half-range if the other side is an overflow infinity.
17582 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17584 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17585 (bfin*-linux-uclibc*): New configuration.
17586 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17588 * config/bfin/linux.h: New file.
17589 * config/bfin/libgcc-bfin.ver: New file.
17590 * config/bfin/t-bfin-uclinux: New file.
17591 * config/bfin/t-bfin-linux: New file.
17592 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17593 (TARGET_OS_CPP_BUILTINS): New macro.
17595 2007-03-05 Richard Guenther <rguenther@suse.de>
17597 * fold-const.c (fold_binary): Remove duplicate folding
17598 of comparison of non-null ADDR_EXPR against null.
17600 2007-03-05 Richard Guenther <rguenther@suse.de>
17601 Dorit Nuzman <dorit@il.ibm.com>
17603 PR tree-optimization/26420
17604 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17605 are no loops in the function. Only print the number of
17606 vectorized loops if it is greater than zero or we are supposed
17607 to print information about unvectorized loops.
17609 2007-03-05 Revital Eres <eres@il.ibm.com>
17611 * gcc.dg/var-expand1.c: New test.
17612 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17613 when an accumulator is expanded.
17615 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17618 * c-common.c (convert_and_check): Don't give warnings for
17619 conversion if 'expr' already overflowed.
17621 2007-03-04 Roger Sayle <roger@eyesopen.com>
17623 PR middle-end/30744
17624 * fold-const.c (fold_comparison): Enforce type consistency when
17625 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17627 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17629 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17630 containing a cast to the base of TARGET_MEM_REF.
17632 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17634 * tree.c (tree_contains_struct_check_failed): Remove spurious
17635 whitespace from error message.
17637 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17640 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17641 instead of precision.
17643 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17644 Nathan Sidwell <nathan@codesourcery.com>
17646 * emit-rtl.c (find_auto_inc): New.
17647 (try_split): recreate REG_INC notes,
17648 Use regular for loops rather than whiles.
17650 2007-03-03 Andreas Schwab <schwab@suse.de>
17652 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17653 * configure: Regenerate.
17655 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17657 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17658 flag_rounding_math, not flag_unsafe_math_optimizations.
17660 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17662 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17663 alpha_fold_vector_minmax): Likewise.
17664 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17665 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17667 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17669 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17670 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17671 if the lhs has side-effects.
17672 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17674 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17676 * config/i386/i386.h (TUNEMASK): Remove define.
17677 (ARCHMASK): Remove define.
17678 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17679 Use ix86_arch_mask variable instead of ARCHMASK.
17680 * config/i386/i386.c (override_options): Ditto.
17681 (standard_80387_constant_p): Ditto.
17683 2007-03-02 Ian Lance Taylor <iant@google.com>
17685 Used signed infinities in VRP.
17686 * tree-vrp.c (uses_overflow_infinity): New static function.
17687 (supports_overflow_infinity): New static function.
17688 (make_overflow_infinity): New static function.
17689 (negative_overflow_infinity): New static function.
17690 (positive_overflow_infinity): New static function.
17691 (is_negative_overflow_infinity): New static function.
17692 (is_positive_overflow_infinity): New static function.
17693 (is_overflow_infinity): New static function.
17694 (overflow_infinity_range_p): New static function.
17695 (compare_values_warnv): New function split out of compare_values.
17696 (compare_value): Call it.
17697 (set_value_range_to_nonnegative): Add overflow_infinity
17698 parameter. Change caller.
17699 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17701 (vrp_expr_computes_nonzero): Likewise.
17702 (compare_ranges, compare_range_with_value): Likewise.
17703 (compare_name_with_value, compare_names): Likewise.
17704 (vrp_evaluate_conditional): Likewise.
17705 (set_value_range): Handle infinity
17706 (vrp_operand_equal_p, operand_less_p): Likewise.
17707 (extract_range_from_assert): Likewise.
17708 (vrp_int_const_binop): Likewise.
17709 (extract_range_from_binary_expr): Likewise.
17710 (extract_range_from_unary_expr): Likewise.
17711 (extract_range_from_comparison): Likewise.
17712 (extract_range_from_expr): Likewise.
17713 (dump_value_range): Likewise.
17714 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17715 (test_for_singularity): Likewise.
17716 (vrp_int_const_binop): Remove inline qualifier.
17717 (adjust_range_with_scev): Add comment.
17718 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17720 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17722 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17723 (get_constraint_for): Likewise.
17724 (do_structure_copy): Likewise.
17725 (find_func_aliases): Fix references to MODIFY_EXPR.
17726 (intra_create_variable_infos): Tidy.
17727 * tree-ssa-operands.c (add_virtual_operand): Add argument
17729 When adding members of alias sets, if IS_CALL_SITE is true and
17730 the symbol is not call-clobbered, skip it.
17731 Adjust all callers.
17733 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17735 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17736 entry by means of emit_insn_at_entry.
17738 2007-03-02 Richard Henderson <rth@redhat.com>
17740 * expr.h (promoted_input_arg): Remove decl.
17741 * function.c (promoted_input_arg): Merge into ...
17742 * combine.c (setup_incoming_promotions): ... only caller.
17743 Rearrange to avoid double loop.
17745 2007-03-02 Ben Elliston <bje@au.ibm.com>
17746 Peter Bergner <bergner@vnet.ibm.com>
17747 Janis Johnson <janis187@us.ibm.com>
17749 * config/rs6000/dfp.md: New file.
17750 * config/rs6000/rs6000.md: Include dfp.md.
17751 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17752 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17753 and TDmode decimal float modes in FP registers.
17754 (num_insns_constant): Likewise.
17755 (rs6000_legitimate_offset_address_p): Likewise.
17756 (rs6000_legitimize_address): Likewise.
17757 (rs6000_legitimize_reload_address): Likewise.
17758 (rs6000_legitimate_address): Likewise.
17759 (rs6000_emit_move): Likewise.
17760 (function_arg_boundary): Likewise.
17761 (function_arg_advance): Likewise.
17762 (rs6000_darwin64_record_arg_recurse): Likewise.
17763 (function_arg): Likewise.
17764 (rs6000_gimplify_va_arg): Likewise.
17765 (rs6000_split_multireg_move): Likewise.
17766 (rs6000_output_function_epilogue): Likewise.
17767 (rs6000_output_function_epilogue): Likewise.
17768 (rs6000_register_move_cost): Likewise.
17769 (rs6000_function_value): Likewise.
17770 (rs6000_libcall_value): Likewise.
17772 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17774 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17776 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17778 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17779 Use $MULTIDIR to choose between the kernel and RTP headers,
17780 and use $WIND_BASE and $WIND_USR to locate them.
17782 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17784 * config/i386/i386.c (override_options): Put initialization of
17785 ix86_tune_mask and ix86_arch_mask to the correct place.
17787 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17788 Michael Meissner <michael.meissner@amd.com>
17791 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17792 (ARCHMASK): Define.
17793 (TARGET_CMOVE): Use ARCHMASK.
17794 (TARGET_CMPXCHG): Ditto.
17795 (TARGET_CMPXCHG8B): Ditto.
17796 (TARGET_XADD): Ditto.
17797 (TARGET_BSWAP): Ditto.
17798 * config/i386/i386.c (ix86_tune_mask): New global variable.
17799 (ix86_arch_mask): Ditto.
17800 (override_options): Initialize ix86_tune_mask and
17801 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17804 2007-03-02 Ben Elliston <bje@au.ibm.com>
17807 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17809 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17811 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17812 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17813 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17814 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17816 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17817 rs6000_init_dwarf_reg_sizes_extra): New.
17818 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17819 SPE register high parts.
17821 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17823 * Makefile.in: Add install-pdf target as
17824 copied from automake v1.10 rules.
17825 * configure.ac: Add install-pdf to target list.
17826 * configure: Regenerate.
17828 2007-03-01 Paul Brook <paul@codesourcery.com>
17830 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17831 modes to LDRD for DImode.
17832 (output_move_double): Fixup out of range ldrd/strd.
17833 (vfp_secondary_reload_class): Rename...
17834 (coproc_secondary_reload_class): ... to this. Add wb argument.
17835 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17836 coproc_secondary_reload_class for CLASS_IWMMXT.
17837 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17838 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17840 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17842 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17843 unroll factor by the estimated number of iterations.
17844 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17845 than prefetch latency.
17847 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17848 decode_caches_intel, detect_caches_intel): New functions.
17849 (host_detect_local_cpu): Use detect_caches_amd and
17850 detect_caches_intel.
17852 2007-03-01 Richard Henderson <rth@redhat.com>
17854 * expr.c (emit_move_complex_push): Export.
17855 (emit_move_complex_parts): Split out from ...
17856 (emit_move_complex): ... here.
17857 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17858 * config/i386/i386.md (movcdi): New.
17860 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17862 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17863 size of mode1 to check for tieable modes in MMX case.
17865 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17867 * Makefile.in (rtlanal.o): Depend on tree.h.
17868 * rtl.h (offset_within_section_p, split_const): Declare.
17869 * rtlanal.c: Include tree.h.
17870 (offset_within_block_p): New function, taken from
17871 mips_offset_within_object_p.
17872 (split_const): New function, taken from mips_split_const.
17873 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17875 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17876 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17877 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17878 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17879 (m68k_illegitimate_symbolic_constant_p): New function.
17880 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17881 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17882 symbolic constant that might be outside the symbol's section,
17883 move the symbol first and then add the offset.
17884 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17886 * config/mips/mips.c (mips_split_const): Delete.
17887 (mips_offset_within_object_p): Delete.
17888 (mips_symbolic_constant_p): Use offset_within_section_p and
17889 split_const instead of mips_offset_within_object_p and
17891 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17892 (mips_legitimize_const_move, print_operand_reloc)
17893 (mips_dangerous_for_la25_p): Use split_const instead of
17896 2007-02-28 Eric Christopher <echristo@apple.com>
17898 * Makefile.in (install-include-dir): Don't rm -rf include.
17900 2007-02-28 Richard Guenther <rguenther@suse.de>
17902 PR middle-end/30364
17903 * fold-const.c (fold_binary): Do not associate expressions
17904 with more than one variable for integer types that do not wrap.
17906 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17908 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17909 Delete, and replace with...
17910 (fold_builtin_call_array): This. Update callers to use it.
17911 * fold-const.c (fold_build_call_list): Delete, and replace with...
17912 (fold_build_call_array): This.
17913 (fold_build_call_list_initializer): Delete, and replace with...
17914 (fold_build_call_array_initializer): This.
17915 * tree.h: Update declarations to reflect above changes.
17917 * c-typeck.c (build_function_call): Store converted arguments
17918 in a stack-allocated array instead of building a list.
17919 (convert_arguments): Store arguments in the array passed in as an
17920 argument, and return the actual number of arguments.
17921 * c-format.c: (check_function_format): Pass arguments in an
17922 array instead of a list.
17923 * c-common.c (check_function_nonnull): Likewise.
17924 (check_function_sentinel): Likewise.
17925 (check_function_arguments): Likewise.
17926 * c-common.h: Update declarations to reflect above changes.
17928 2007-02-28 Jan Hubicka <jh@suse.cz>
17930 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17931 PRED_NEGATIVE_RETURN): Update outcomes.
17933 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17935 * calls.c (emit_library_call_value_1): Handle partial registers
17936 correctly when building up CALL_INSN_FUNCTION_USAGE.
17938 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17940 * pa/predicates.md (move_src_operand): Allow zero for mode.
17941 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17944 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17947 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17948 *movv2df_internal): Enable pattern only for valid operand
17950 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17951 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17953 2007-02-27 Mike Stump <mrs@apple.com>
17955 * config/darwin-crt3.c: Avoid compilation when compiling for a
17958 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17960 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17962 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17963 for fixed headers and limits.h.
17964 (install-include-dir, install-headers-tar, install-headers-cpio,
17965 install-headers-cp, real-install-headers-tar,
17966 real-install-headers-cpio, real-install-headers-cp): Handle
17967 include-fixed as well as include.
17968 (install-mkheaders): Don't install files that go only in include
17970 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17971 from GCC_INCLUDE_DIR.
17972 * gcc.c (process_command): Remove special -BstageN/ handling.
17973 (do_spec_1): Add include-fixed directories.
17975 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17977 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17979 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17981 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17984 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17986 * c-common.c (get_priority): Add check for
17987 SUPPORTS_INIT_PRIORITY.
17989 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17991 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17993 * config/bfin/bfin.c: Include "cfglayout.h".
17994 (MAX_LSETUP_DISTANCE): New macro.
17995 (struct loop_info): New members incoming, incoming_src and
17996 incoming_dest. Delete member predecessor.
17997 (length_for_loop): New function.
17998 (bfin_optimize_loop): Handle more different loop structures.
17999 (bfin_discover_loop): Rework detection of predecessor blocks by
18000 examining incoming edges.
18001 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18003 (bfin_reorder_loops): New function.
18004 (bfin_reorg_loops): Use these three new functions.
18006 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18007 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18008 (CONSTRAINT_LEN): Add entry for 'q'.
18009 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18010 Add 'q' constraints.
18011 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18012 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18014 * config/bfin/bfin.md (add_with_carry): New pattern.
18015 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18016 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18017 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18018 support unsigned multiplies too. Removed incorrect commutativity from
18019 operand 1 constraint where appropriate.
18020 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18022 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18023 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18025 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18026 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18027 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18028 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18029 usmulhisi_hh_huh): New patterns.
18031 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18032 lshifthi3): Fix output template to use half reg for operand 2.
18034 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18037 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18039 2007-02-27 Andreas Schwab <schwab@suse.de>
18041 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18043 2007-02-27 Jan Hubicka <jh@suse.cz>
18045 * predict.c (last_basic_block_p): Remove.
18046 (tree_estimate_probability): Update return heuristic for commonized
18049 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18051 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18053 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18055 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18056 * doc/cpp.texi: Standardize title page.
18057 * doc/cppinternals.texi: Likewise.
18058 * doc/gcc.texi: Standardize title page, remove version number
18059 from copyright page.
18060 * doc/gccint.texi: Likewise.
18061 * doc/install.texi: Standardize title page, add table of
18064 2007-02-26 Jan Hubicka <jh@suse.cz>
18066 * predict.def: Set outcomes according to more recent results.
18067 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18068 Remove dead predictors.
18069 * predict.c (return_prediction): Fix pasto.
18071 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18073 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18074 change; avoid a memory leak when returning early.
18076 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18078 * c-decl.c (static_ctors): Move to c-common.c.
18079 (static_dtors): Likewise.
18080 (finish_function): Use c_record_cdtor_fn.
18081 (build_cdtor): Move to c-common.c.
18082 (c_write_global_declarations): Use c_build_cdtor_fns.
18083 * c-common.h (static_ctors): Declare.
18084 (static_dtors): Likewise.
18085 (c_record_cdtor_fn): Likewise.
18086 (c_build_cdtor_fns): Likewise.
18087 * c-common.c (static_ctors): New variable.
18088 (static_dtors): Likewise.
18089 (c_record_cdtor_fn): New function.
18090 (build_cdtor): Move from c-decl.c
18091 (c_build_cdtor_fns): New function.
18093 * output.h (assemble_addr_to_section): Declare.
18094 (get_cdtor_priority_section): Likewise.
18095 * varasm.c (assemble_addr_to_section): New function.
18096 (get_cdtor_priority_section): Likewise.
18097 (default_named_section_asm_out_destructor): Use them.
18098 (destor_dtor_section_asm_out_destructor): Likewise.
18099 (default_named_section_asm_out_constructor): Likewise.
18100 (default_ctor_section_asm_out_constructor): Likewise.
18101 * config.gcc (*-*-vxworks*): Include vxworks.o.
18102 * config/t-vxworks (vxworks.o): New target.
18103 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18104 (TARGET_ASM_CONSTRUCTOR): Define.
18105 (TARGET_ASM_DESTRUCTOR): Likewise.
18106 (vxworks_asm_out_constructor): Declare.
18107 (vxworks_asm_out_destructor): Likewise.
18109 * c-common.c (get_priority): Check that we have not just an
18110 INTEGER_CST, but an integer constant with integeral type.
18112 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18114 PR tree-optimization/30938
18115 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18116 use &dt[nargs-1] instead of &dt[nargs] in the call to
18117 vect_is_simple_use().
18119 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18121 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18122 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18123 Do not attempt to handle MEM inside auto-inc expressions.
18124 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18125 of a register modified by an auto-inc expression. However, do handle
18126 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18127 (elimination_effects): Prohibit elimination of a register modified
18128 by an auto-inc expression. Disable register elimination rules whose
18129 target register is modified by an auto-inc expression with variable
18132 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18134 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18136 (array_at_struct_end_p): New function.
18137 (idx_infer_loop_bounds): Use it.
18138 (estimate_numbers_of_iterations_loop): Export.
18139 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18140 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18141 (tree_estimate_probability): Call record_loop_exits.
18142 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18143 (estimated_loop_iterations, estimated_loop_iterations_int,
18144 estimated_loop_iterations_tree): New functions.
18145 (analyze_siv_subscript_cst_affine,
18146 compute_overlap_steps_for_affine_1_2,
18147 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18148 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18149 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18150 (PRED_LOOP_ITERATIONS_GUESSED): New.
18151 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18152 * cfgloop.h (estimate_numbers_of_iterations_loop,
18153 estimated_loop_iterations_int): Declare.
18155 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18157 * doc/extend.texi: Document optional priority argument to
18158 constructors and destructors.
18159 * tree.c (init_priority_for_decl): Adjust GTY markers.
18160 (init_ttree): Use priority-info hash functions for
18161 init_priority_for_decl.
18162 (tree_map_eq): Rename to ...
18163 (tree_map_base_eq): ... this.
18164 (tree_map_marked_p): Rename to ...
18165 (tree_map_base_marked_p): ... this.
18166 (tree_map_base_hash): New function.
18167 (decl_init_priority_lookup): Rework.
18168 (decl_fini_priority_lookup): New function.
18169 (decl_priority_info): New function.
18170 (decl_init_priority_insert): Use it.
18171 (decl_fini_priority_insert): Likewise.
18172 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18174 (decl_restrict_base_insert): Likewise.
18175 (decl_debug_expr_insert): Likewise.
18176 (decl_value_expr_lookup): Likewise.
18177 (decl_value_expr_insert): Likewise.
18178 * tree.h (priority_type): New type.
18179 (decl_init_priority_lookup): Use priority_type.
18180 (decl_fini_priority_lookup): New function.
18181 (decl_init_priority_insert): Use priority_type.
18182 (decl_fini_priority_insert): New function.
18183 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18184 (DECL_INIT_PRIORITY): Likewise.
18185 (SET_DECL_INIT_PRIORITY): Add comment.
18186 (DECL_FINI_PRIORITY): New macro.
18187 (SET_DECL_FINI_PRIORITY): Likewise.
18188 (DEFAULT_INIT_PRIORITY): Document.
18189 (MAX_INIT_PRIORITY): Likewise.
18190 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18191 (tree_map_base): New type.
18192 (tree_map_base_eq): New function.
18193 (tree_map_base_hash): Likewise.
18194 (tree_map_base_marked_p): Likewise.
18195 (tree_map): Inherit from tree_map_base.
18196 (tree_map_eq): Make it a macro.
18197 (tree_map_marked_p): Likewise.
18198 (tree_int_map): Inherit from tree_map_base.
18199 (tree_int_map_eq): Make it a macro.
18200 (tree_int_map_hash): Likewise.
18201 (tree_int_map_marked_p): Likewise.
18202 (tree_priority_map): New type.
18203 (tree_priority_map_eq): New macro.
18204 (tree_priority_map_hash): Likewise.
18205 (tree_priority_map_marked_p): Likewise.
18206 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18208 (emutls_common_1): Likewise.
18209 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18210 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18211 of tree_map hierarchy.
18212 * tree-cfg.c (move_stmt_r): Likewise.
18213 (new_label_mapper): Likewise.
18214 * c-tree.h (c_expand_body): Move to ...
18215 * c-common.h (c_expand_body): ... here.
18216 * c-decl.c (c_expand_body): Move to ...
18217 * c-common.c (c_expand_body): ... here.
18218 (c_common_attribute_table): Allow 1 argument for the constructor
18219 and destructor attributes.
18220 (get_priority): New function.
18221 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18222 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18224 2007-02-24 Jan Hubicka <jh@suse.cz>
18226 PR middle-end/30509
18227 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18228 copying for inlining.
18230 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18231 Jan Hubicka <jh@suse.cz>
18234 * i386.c (counter_mode): New function.
18235 (expand_set_or_movmem_via_loop): Use it.
18236 (expand_movmem_epilogue): Likewise; fix pasto.
18237 (ix86_expand_movmem): Do emit guard even for constant counts.
18238 (ix86_expand_setmem): Likewise.
18240 2007-02-25 Nick Clifton <nickc@redhat.com>
18242 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18243 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18245 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18248 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18249 count argument with 0x10, not with 0x16.
18250 (expand_setmem_epilogue): Ditto.
18252 2007-02-24 Mike Stump <mrs@apple.com>
18254 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18257 2007-02-24 Richard Guenther <rguenther@suse.de>
18259 PR middle-end/30951
18260 * fold-const.c (fold_binary): Fold x +- CST op x for
18261 EQ_EXPR and NE_EXPR.
18263 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18265 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18267 2007-02-24 Jan Hubicka <jh@suse.cz>
18269 * cgraphunit.c (decide_is_function_needed): Honor
18270 -fkeep-inline-functions.
18272 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18274 * builtins.c (fold_builtin_modf): New.
18275 (fold_builtin_2): Use it.
18277 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18279 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18280 (determine_max_iter): Take additional LOOP arg; all callers changed.
18281 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18282 one using simplifications.
18283 (simplify_using_initial_values): Return if the expression becomes
18284 invalid due to altered regs.
18286 2007-02-23 DJ Delorie <dj@redhat.com>
18288 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18290 2007-02-23 Mike Stump <mrs@apple.com>
18292 * tlink.c (scan_linker_output): Parse linker messages from
18293 darwin9's linker better.
18295 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18298 * varpool.c (varpool_assemble_pending_decls): Set
18299 varpool_last_needed_node to null.
18301 2007-02-23 DJ Delorie <dj@redhat.com>
18303 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18304 alignment bigger than the object file can handle.
18306 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18309 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18310 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18311 (*movsf_1): Penalize MMX moves.
18313 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18315 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18316 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18318 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18320 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18322 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18323 (fold_builtin_1): Use them.
18324 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18325 BUILT_IN_SIGNIFICAND.
18327 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18329 * config/i386/i386.c (bdesc_1arg): Initialize
18330 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18331 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18332 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18333 and IX86_BUILTIN_MOVSLDUP.
18335 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18337 PR rtl-optimization/30841
18338 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18340 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18342 * builtins.c (fold_builtin_frexp): New.
18343 (fold_builtin_2): Use it.
18345 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18347 * doc/invoke.texi (Spec Files): Document getenv spec function.
18349 * gcc.c (getenv_spec_function): New function.
18350 (static_spec_functions): Add it.
18351 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18352 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18355 2007-02-22 Michael Matz <matz@suse.de
18358 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18359 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18361 2007-02-22 Ian Lance Taylor <iant@google.com>
18364 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18365 (mem_loc_descriptor): Call it.
18367 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18368 Ira Rosen <irar@il.ibm.com>
18370 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18372 2007-02-22 Ira Rosen <irar@il.ibm.com>
18374 PR tree-optimization/30843
18375 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18376 stores only after all the group is vectorized.
18378 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18380 PR tree-optimization/30858
18381 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18382 in the reduction cycle have a single use in the loop.
18383 * tree-vectorizer.h (relevant): Add documentation.
18385 2007-02-20 Mike Stump <mrs@apple.com>
18387 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18388 * configure: Regenerate.
18390 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18392 Change the defaults of some parameters and options.
18393 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18394 * config/spu/spu.c (spu_optimization_options): Add.
18395 (spu_override_options): Change params in spu_optimization_options.
18396 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18398 Register 127 is only 16 byte aligned when used as a frame pointer.
18399 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18400 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18401 HARD_FRAME_POINTER_REGNUM.
18402 (spu_legitimate_address): Use regno_aligned_for_reload.
18403 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18404 aligned when frame_pointer_needed is true.
18405 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18407 * config/spu/spu.h (INIT_EXPANDERS): Define.
18409 Make sure shift and rotate instructions have valid immediate operands.
18410 * config/spu/predicates.md (spu_shift_operand): Remove.
18411 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18412 * config/spu/constraints.md (W, O): Extend range.
18413 * config/spu/spu.md (umask, nmask): Define.
18414 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18415 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18416 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18417 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18418 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18419 (lshr<mode>3_reg): Fix rtl description.
18421 Make sure mulhisi immediate operands are valid.
18422 * config/spu/predicates.md (imm_K_operand): Add.
18423 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18425 Generate constants using fsmbi and andi.
18426 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18427 (print_operand, spu_split_immediate, classify_immediate,
18428 fsmbi_const_p): Handle IC_FSMBI2.
18430 Correctly handle a CONST_VECTOR containing symbols.
18431 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18432 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18433 (immediate_load_p): Allow symbols that use 2 instructions to create.
18434 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18435 with symbols when flag_pic is set.
18436 (const_vector_immediate_p): New.
18437 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18438 accept a CONST_VECTOR with symbols.
18439 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18440 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18442 * config/spu/spu.md (high, low): Delete.
18443 (low_<mode>): Define.
18445 Remove INTRmode and INTR_REGNUM, which didn't work.
18446 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18448 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18449 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18450 peephole2 pattern): Don't use INTR or 131.
18451 (movintrcc): Delete.
18452 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18453 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18454 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18455 (UNSPEC_SET_INTR): Add.
18456 * config/spu/spu-modes.def (INTR): Remove.
18458 More accurate warnings about run-time relocations.
18459 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18461 Correctly warn about immediate arguments to specific intrinsics.
18462 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18463 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18464 the instruction predicate.
18466 Fix tree check errors with latest update.
18467 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18469 (spu_expand_builtin): Use CALL_EXPR_FN.
18471 Add missing specific intrinsics.
18472 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18474 * config/spu/spu_internals.h: Ditto.
18476 Fix incorrect operand modifiers.
18477 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18478 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18480 Optimize one case of zero_extend of a vec_select.
18481 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18483 Accept any immediate for hbr.
18484 * config/spu/spu.md (hbr): Change s constraints to i.
18486 2007-02-21 Paul Brook <paul@codesourcery.com>
18488 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18489 condexec_count when skipping USE and CLOBBER.
18491 2007-02-21 Nick Clifton <nickc@redhat.com>
18493 * common.opt (Warray-bounds): Add Warning attribute.
18494 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18496 (fsized-zeroes): Add Optimization attribute.
18497 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18498 * c.opt (Wc++0x-compat): Add Warning attribute.
18500 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18502 PR middle-end/30761
18503 * reload1.c (eliminate_regs_in_insn): In the single_set special
18504 case, attempt to re-recognize the insn before falling back to
18505 having reload fix it up.
18507 2007-02-20 Eric Christopher <echristo@gmail.com>
18509 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18510 Rewrite accordingly.
18511 (frv_read_iacc_argument): Ditto.
18512 (frv_expand_set_builtin): Take a call instead of arglist, update for
18514 (frv_expand_unop_builtin): Ditto.
18515 (frv_expand_binop_builtin): Ditto.
18516 (frv_expand_cut_builtin): Ditto.
18517 (frv_expand_binopimm_builtin): Ditto.
18518 (frv_expand_voidbinop_builtin): Ditto.
18519 (frv_expand_int_void2arg): Ditto.
18520 (frv_expand_prefetches): Ditto.
18521 (frv_expand_voidtriop_builtin): Ditto.
18522 (frv_expand_voidaccop_builtin): Ditto.
18523 (frv_expand_load_builtin): Ditto.
18524 (frv_expand_store_builtin): Ditto.
18525 (frv_expand_mdpackh_builtin): Ditto.
18526 (frv_expand_mclracc_builtin): Ditto.
18527 (frv_expand_mrdacc_builtin): Ditto.
18528 (frv_expand_mwtacc_builtin): Ditto.
18529 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18532 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18534 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18535 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18537 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18538 point instructions.
18539 * configure: Regenerate.
18540 * config.in: Regenerate.
18541 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18542 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18543 masks to power6 and power6x and to POWERPC_MASKS.
18544 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18546 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18547 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18548 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18549 Access PROTOTYPE as variable, not mask.
18551 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18553 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18554 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18555 * combine.c (adjust_for_new_dest): Use it.
18556 * postreload.c (reload_combine): Likewise.
18558 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18560 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18561 notes on an insn with multiple sets, even if single_set returns
18562 non-NULL for that insn.
18564 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18566 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18567 scalbn and scalbln.
18569 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18571 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18572 if user didn't pass it.
18573 * config/i386/darwin.h (CC1_SPEC): Likewise.
18574 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18575 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18576 -mmacosx-version-min.
18578 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18579 Uros Bizjak <ubizjak@gmail.com>
18581 * optabs.h (enum optab_index): Add new OTI_scalb.
18582 (scalb_optab): Define corresponding macro.
18583 * optabs.c (init_optabs): Initialize scalb_optab.
18584 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18586 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18587 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18588 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18589 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18590 flag_unsafe_math_optimizations is set.
18592 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18593 to implement scalbf, scalb and scalbl built-ins as inline x87
18596 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18597 DJ Delorie <dj@redhat.com>
18600 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18601 (diagnostic_report_diagnostic): ... here, and turn them into real
18602 errors. If warnings are inhibited, no need to do anything.
18604 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18606 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18607 better code generation.
18609 2007-02-20 Ben Elliston <bje@au.ibm.com>
18611 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18613 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18615 * config/alpha/alpha.c, config/alpha/alpha.md,
18616 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18617 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18618 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18619 config/arm/lib1funcs.asm: Follow spelling conventions.
18621 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18622 config/fr30/fr30.md, config/i386/i386.h,
18623 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18624 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18625 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18626 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18627 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18628 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18629 config/sparc/sparc.c, config/sparc/sparc.h,
18630 config/sparc/sparc.md, config/spu/constraints.md,
18631 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18634 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18637 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18640 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18642 * doc/invoke.texi (-ftree-lrs): Remove.
18644 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18646 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18649 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18651 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18652 new CALL_EXPR_FN macro for retrieving the function
18653 declaration of the input expression.
18655 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18657 * c.opt (Waddress): New.
18658 * common.opt (Walways-true): Delete.
18659 (Wstring-literal-comparison): Delete.
18660 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18661 -Wstring-literal-comparison. Add -Waddress.
18663 (Walways-true): Delete.
18664 (Wstring-literal-comparison): Delete.
18665 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18666 consistently instead of -Walways-true in example.
18667 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18668 * c-typeck.c (parser_build_binary_op): Replace
18669 -Wstring-literal-comparison and -Walways-true with -Waddress.
18670 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18673 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18675 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18676 without DECL_STRUCT_FUNCTION initialized.
18678 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18680 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18681 due to calls to functions taking pointers as parameters.
18683 2007-02-19 Richard Henderson <rth@redhat.com>
18686 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18689 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18691 * config/s390/s390.c (s390_call_saved_register_used,
18692 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18693 accessed to the new scheme.
18695 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18697 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18698 (cris_print_index, cris_print_operand, cris_print_operand_address)
18699 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18700 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18701 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18702 GET_CODE () == xxx.
18703 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18704 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18705 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18706 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18707 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18708 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18709 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18710 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18711 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18712 (uminsi3, call, call_value): Ditto.
18713 (define_split: indir_to_reg_split, unnamed): Ditto.
18715 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18717 PR tree-optimization/30975
18718 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18721 2007-02-18 Eric Christopher <echristo@gmail.com>
18723 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18724 Remove use of arglist.
18725 (mips_expand_builtin): Remove use of arglist, pass in expr.
18726 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18727 (mips_expand_builtin_movtf): Ditto.
18728 (mips_expand_builtin_compare): Ditto.
18730 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18732 * tree-sra.c (sra_build_assignment): Replace assertion
18733 checking with a comment explaining why it can't be done.
18735 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18737 PR middle-end/30833
18738 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18739 during CALL_EXPR representation conversion.
18740 * tree-ssa-propagate.c (set_rhs): Likewise.
18742 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18744 * tree-sra.c (sra_build_assignment): Disable assertion checking
18747 2007-02-18 Roger Sayle <roger@eyesopen.com>
18749 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18750 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18751 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18753 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18754 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18755 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18756 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18757 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18758 force_gimple_operand): Likewise.
18759 * ipa-cp.c (constant_val_insert): Likewise.
18760 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18761 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18762 perfect_nestify): Likewise.
18763 * langhooks.c (lhd_omp_assignment): Likewise.
18764 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18765 lower_copyprivate_clauses, lower_send_clauses,
18766 lower_send_shared_vars, expand_parallel_call,
18767 expand_omp_for_generic, expand_omp_for_static_nochunk,
18768 expand_omp_for_static_chunk, expand_omp_sections,
18769 lower_omp_single_copy, lower_omp_for_lastprivate,
18770 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18771 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18772 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18775 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18777 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18778 config/sh/sh.md: Follow spelling conventions.
18780 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18781 config/frv/predicates.md: Follow spelling conventions.
18783 * config/m68k/linux-unwind.h: Fix a comment typo.
18784 * target.h: Follow spelling conventions.
18786 2007-02-18 Roger Sayle <roger@eyesopen.com>
18788 PR rtl-optimization/28173
18789 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18790 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18791 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18792 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18793 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18795 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18797 * builtins.c (fold_builtin_load_exponent): New.
18798 (fold_builtin_2): Use it.
18800 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18802 PR rtl-optimization/30773
18803 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18804 if we fail to attach a REG_EQUIV note.
18806 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18807 Roger Sayle <roger@eyesopen.com>
18809 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18811 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18813 * calls.c (initialize_argument_information): Pass original EXP
18814 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18815 code to split complex arguments here, as part of initializing the
18817 (expand_call): Remove code that builds a list of arguments and
18818 inserts implicit arguments into it. Instead, just count how many
18819 implicit arguments there will be so we can determine the size of
18820 the ARGS array, and let initialize_argument_information do the work.
18821 (split_complex_values): Delete unused function.
18823 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18825 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18827 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18829 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18830 for arg pointer based indexed addressing.
18832 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18834 * config/ia64/ia64.h, config/ia64/ia64.md,
18835 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18836 spelling conventions.
18838 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18840 * config/m68k/m68k.c (split_di): New.
18841 * config/m68k/m68k-protos.h: Declare split_di.
18842 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18843 Improve predicate handling and split constant shifts.
18845 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18847 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18848 parameter for register bitfield operations, general predicates
18851 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18853 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18854 * config/m68k/linux-unwind.h: New file.
18856 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18858 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18859 config/i386/athlon.md, config/ia64/ia64.md,
18860 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18861 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18862 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18863 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18864 tree-vect-transform.c: Fix comment typos.
18866 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18868 * sched-deps.c (find_insn_list): Remove.
18869 * sched-int.h: Remove the prototype for find_insn_list.
18871 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18873 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18875 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18876 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18877 darwin_rs6000_override_options.
18878 (C_COMMON_OVERRIDE_OPTIONS): Expect
18879 darwin_macosx_version_min to be non-NULL always.
18880 (TARGET_C99_FUNCTIONS): Likewise.
18881 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18882 (DARWIN_MINVERSION_SPEC): New.
18883 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18884 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18886 (DARWIN_MINVERSION_SPEC): New.
18887 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18889 * config/darwin-c.c (darwin_cpp_builtins): Expect
18890 darwin_macosx_version_min to be non-NULL always.
18892 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18894 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18896 * config/i386/i386.h (x86_use_xchgb): New.
18897 (TARGET_USE_XCHGB): New macro.
18898 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18899 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18900 Split after reload into bswaphi for shifts of 8.
18901 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18902 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18903 or when optimizing for size.
18905 2007-02-16 Richard Guenther <rguenther@suse.de>
18906 Christian Bruel <christian.bruel@st.com>
18908 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18909 DECLs but prefer SSA_NAMEs over DECLs.
18911 2007-02-16 Richard Guenther <rguenther@suse.de>
18913 * tree-flow-inline.h (single_imm_use_p): Remove.
18914 (zero_imm_uses_p): Likewise.
18915 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18916 instead of single_imm_use_p.
18917 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18920 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18923 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18924 nested double- and backquotes.
18926 2007-02-15 Roger Sayle <roger@eyesopen.com>
18928 PR middle-end/30391
18929 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18930 should be unreachable.
18931 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18932 For the time being redirect GIMPLE_MODIFY_STMT to the new
18933 (renamed) build_gimple_modify_stmt_stat.
18934 (build2_gimple_stat): Rename to...
18935 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18936 Always build a GIMPLE_MODIFY_STMT node.
18937 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18938 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18941 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18942 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18943 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18944 expand_complex_div_wide): Likewise.
18945 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18946 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18947 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18948 * tree-ssa-loop-manip.c (create_iv): Likewise.
18949 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18950 abs_replacement): Likewise.
18951 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18952 realify_fake_stores): Likewise.
18954 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18955 node rather than a GIMPLE_MODIFY_STMT node.
18956 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18957 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18959 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18960 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18961 GIMPLE_MODIFY_STMT.
18963 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18965 PR middle-end/30433
18966 * fold-const.c (fold_comparison): Add back the
18967 folding of constant complex comparisions.
18969 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18971 PR middle-end/30729
18972 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18973 effects unknown to this function, return early.
18975 2007-02-15 Ian Lance Taylor <iant@google.com>
18977 * lower-subreg.c (move_eh_region_note): New static function.
18978 (resolve_simple_move): Call it.
18979 (decompose_multiword_subregs): Track blocks for which we resolve a
18980 simple move which is also a control flow insn. Pass them to
18981 find_many_sub_basic_blocks.
18982 (pass_lower_subreg): Add TODO_verify_flow.
18983 (pass_lower_subreg2): Likewise.
18985 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18986 Brooks Moses <brooks.moses@codesourcery.com>
18987 Lee Millward <lee.millward@codesourcery.com>
18989 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18990 (VL_EXP_CLASS_P): New.
18991 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18993 (TREE_OPERAND_CHECK_CODE): Likewise.
18994 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18995 (TREE_RTL_OPERAND_CHECK): Likewise.
18996 (tree_operand_check_failed): Make second parameter the whole tree
18997 instead of its code. Fixed callers.
18998 (VL_EXP_CHECK): New.
18999 (TREE_OPERAND_LENGTH): New.
19000 (VL_EXP_OPERAND_LENGTH): New.
19001 (CALL_EXPR_FN): New.
19002 (CALL_EXPR_STATIC_CHAIN): New.
19003 (CALL_EXPR_ARGS): New.
19004 (CALL_EXPR_ARG): New.
19005 (call_expr_nargs): New.
19006 (CALL_EXPR_ARGP): New.
19007 (build_nt_call_list): Declare.
19008 (build_vl_exp_stat): Declare.
19009 (build_vl_exp): New.
19010 (build_call_list): Declare.
19011 (build_call_nary): Declare.
19012 (build_call_valist): Declare.
19013 (build_call_array): Declare.
19014 (call_expr_arg): Declare.
19015 (call_expr_argp): Declare.
19016 (call_expr_arglist): Declare.
19017 (fold_build_call_list): Declare.
19018 (fold_build_call_list_initializer): Declare.
19019 (fold_call_expr): Declare to replace fold_builtin.
19020 (fold_builtin_fputs): Update to agree with modified definition.
19021 (fold_builtin_strcpy): Likewise.
19022 (fold_builtin_strncpy): Likewise.
19023 (fold_builtin_memory_chk): Likewise.
19024 (fold_builtin_stxcpy_chk): Likewise.
19025 (fold_builtin_strncpy_chk): Likewise.
19026 (fold_builtin_next_arg): Likewise.
19027 (fold_build_call_expr): Declare.
19028 (fold_builtin_call_list): Declare.
19029 (fold_builtin_call_valist): Declare.
19030 (build_call_expr): Declare.
19031 (validate_arglist): Update to agree with modified definition.
19032 (tree_operand_length): New.
19033 (call_expr_arg_iterator): New.
19034 (init_call_expr_arg_iterator): New.
19035 (next_call_expr_arg): New.
19036 (first_call_expr_arg): New.
19037 (more_call_expr_args_p): New.
19038 (FOR_EACH_CALL_EXPR_ARG): New.
19040 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19041 and tcc_gimple_stmt.
19042 (tree_code_size): Update documentation. Use sizeof (tree) rather
19043 than sizeof (char *).
19044 (tree_size): Likewise. Add case for tcc_vl_exp.
19045 (tree_node_structure): Add case for tcc_vl_exp.
19046 (contains_placeholder_p): Likewise.
19047 (substitute_in_expr): Likewise.
19048 (substitute_placeholder_in_expr): Likewise.
19049 (stabilize_reference_1): Likewise.
19050 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19051 to diagnose breakage of this interface for constructing CALL_EXPRs.
19052 (build_nt): Add similar assertion here.
19053 (build_nt_call_list): New.
19054 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19055 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19057 (get_callee_fndecl): Use new CALL_EXPR accessors.
19058 (tree_operand_check_failed): Change parameters to pass entire node
19059 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19060 (process_call_operands): New.
19061 (build_vl_exp_stat): New.
19062 (build_call_list): New.
19063 (build_call_nary): New.
19064 (build_call_valist): New.
19065 (build_call_array): New.
19066 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19067 (call_expr_arglist): New.
19069 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19070 tcc_vl_exp instead of a fixed-size tcc_expression.
19072 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19073 accessors for CALL_EXPRs.
19074 (AGGR_INIT_EXPR): Likewise.
19076 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19077 Brooks Moses <brooks.moses@codesourcery.com>
19078 Lee Millward <lee.millward@codesourcery.com>
19080 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19081 (expand_builtin_nonlocal_goto): Change parameter to be entire
19082 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19083 (expand_builtin_prefetch): Likewise.
19084 (expand_builtin_classify_type): Likewise.
19085 (mathfn_built_in): Return NULL_TREE instead of 0.
19086 (expand_errno_check): Use new CALL_EXPR accessors.
19087 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19088 Return NULL_RTX instead of 0.
19089 (expand_builtin_mathfn_2): Likewise.
19090 (expand_builtin_mathfn_3): Likewise.
19091 (expand_builtin_interclass_mathfn): Likewise.
19092 (expand_builtin_sincos): Likewise.
19093 (expand_builtin_cexpi): Likewise.
19094 (expand_builtin_int_roundingfn): Likewise.
19095 (expand_builtin_int_roundingfn_2): Likewise.
19096 (expand_builtin_pow): Likewise.
19097 (expand_builtin_powi): Likewise.
19098 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19099 of arglist, fixing callers appropriately. Use new CALL_EXPR
19100 accessors and constructors. Return NULL_RTX instead of 0.
19101 (expand_builtin_strstr): Likewise.
19102 (expand_builtin_strchr): Likewise.
19103 (expand_builtin_strrchr): Likewise.
19104 (expand_builtin_strpbrk): Likewise.
19105 (expand_builtin_memcpy): Likewise.
19106 (expand_builtin_mempcpy): Likewise.
19107 (expand_builtin_mempcpy_args): New.
19108 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19109 (expand_builtin_memmove_args): New.
19110 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19111 (expand_movstr): Likewise.
19112 (expand_builtin_strcpy): Likewise.
19113 (expand_builtin_strcpy_args): New.
19114 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19115 (expand_builtin_strncpy): Likewise.
19116 (expand_builtin_memset): Likewise.
19117 (expand_builtin_memset_args): New.
19118 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19119 (expand_builtin_memcmp): Likewise.
19120 (expand_builtin_strcmp): Likewise.
19121 (expand_builtin_strncmp): Likewise.
19122 (expand_builtin_strcat): Likewise.
19123 (expand_builtin_strncat): Likewise.
19124 (expand_builtin_strspn): Likewise.
19125 (expand_builtin_strcspn): Likewise.
19126 (expand_builtin_args_info): Likewise.
19127 (expand_builtin_va_start): Likewise.
19128 (gimplify_va_arg_expr): Likewise.
19129 (expand_builtin_va_end): Likewise.
19130 (expand_builtin_va_copy): Likewise.
19131 (expand_builtin_frame_address): Likewise.
19132 (expand_builtin_alloca): Likewise.
19133 (expand_builtin_bswap): Likewise.
19134 (expand_builtin_unop): Likewise.
19135 (expand_builtin_fputs): Likewise.
19136 (expand_builtin_expect): Likewise.
19137 (expand_builtin_fabs): Likewise.
19138 (expand_builtin_copysign): Likewise.
19139 (expand_builtin_printf): Likewise.
19140 (expand_builtin_fprintf): Likewise.
19141 (expand_builtin_sprintf): Likewise.
19142 (expand_builtin_init_trampoline): Likewise.
19143 (expand_builtin_signbit): Likewise.
19144 (expand_builtin_fork_or_exec): Likewise.
19145 (expand_builtin_sync_operation): Likewise.
19146 (expand_builtin_compare_and_swap): Likewise.
19147 (expand_builtin_lock_test_and_set): Likewise.
19148 (expand_builtin_lock_release): Likewise.
19149 (expand_builtin): Likewise.
19150 (builtin_mathfn_code): Likewise.
19152 (fold_builtin_constant_p): Pass call arguments individually instead
19153 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19154 accessors and constructors. Return NULL_TREE instead of 0.
19155 (fold_builtin_expect): Likewise.
19156 (fold_builtin_classify_type): Likewise.
19157 (fold_builtin_strlen): Likewise.
19158 (fold_builtin_nan): Likewise.
19159 (integer_valued_real_p): Likewise.
19160 (fold_trunc_transparent_mathfn): Likewise.
19161 (fold_fixed_mathfn): Likewise.
19162 (fold_builtin_cabs): Likewise.
19163 (fold_builtin_sqrt): Likewise.
19164 (fold_builtin_cbrt): Likewise.
19165 (fold_builtin_cos): Likewise.
19166 (fold_builtin_cosh): Likewise.
19167 (fold_builtin_tan): Likewise.
19168 (fold_builtin_sincos): Likewise.
19169 (fold_builtin_cexp): Likewise.
19170 (fold_builtin_trunc): Likewise.
19171 (fold_builtin_floor): Likewise.
19172 (fold_builtin_ceil): Likewise.
19173 (fold_builtin_round): Likewise.
19174 (fold_builtin_int_roundingfn): Likewise.
19175 (fold_builtin_bitop): Likewise.
19176 (fold_builtin_bswap): Likewise.
19177 (fold_builtin_logarithm): Likewise.
19178 (fold_builtin_hypot): Likewise.
19179 (fold_builtin_pow): Likewise.
19180 (fold_builtin_powi): Likewise.
19181 (fold_builtin_exponent): Likewise.
19182 (fold_builtin_memset): Likewise.
19183 (fold_builtin_bzero): Likewise.
19184 (fold_builtin_memory_op): Likewise.
19185 (fold_builtin_bcopy): Deleted; call site changed to invoke
19186 fold_builtin_memory_op directly.
19187 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19188 (fold_builtin_strncpy): Likewise.
19189 (fold_builtin_memcmp): Likewise.
19190 (fold_builtin_strcmp): Likewise.
19191 (fold_builtin_strncmp): Likewise.
19192 (fold_builtin_signbit): Likewise.
19193 (fold_builtin_copysign): Likewise.
19194 (fold_builtin_isascii): Likewise.
19195 (fold_builtin_toascii): Likewise.
19196 (fold_builtin_isdigit): Likewise.
19197 (fold_builtin_fabs): Likewise.
19198 (fold_builtin_abs): Likewise.
19199 (fold_builtin_fmin_fmax): Likewise.
19200 (fold_builtin_carg): Likewise.
19201 (fold_builtin_classify): Likewise.
19202 (fold_builtin_unordered_cmp): Likewise.
19204 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19205 New functions split out from fold_builtin_1.
19206 (fold_builtin_n): New.
19207 (fold_builtin_varargs): New.
19208 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19210 (fold_call_expr): New.
19211 (build_function_call_expr): Rewrite to use new helper function.
19212 (fold_builtin_call_list): New.
19213 (build_call_expr): New.
19214 (fold_builtin_call_valist): New.
19215 (rewrite_call_expr): New.
19216 (validate_arg): New.
19217 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19218 of an arglist. Change return type to bool. Use new CALL_EXPR
19221 (fold_builtin_strstr): Pass call arguments individually instead
19222 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19223 accessors and constructors. Return NULL_TREE instead of 0.
19224 (fold_builtin_strchr): Likewise.
19225 (fold_builtin_strrchr): Likewise.
19226 (fold_builtin_strpbrk): Likewise.
19227 (fold_builtin_strcat): Likewise.
19228 (fold_builtin_strncat): Likewise.
19229 (fold_builtin_strspn): Likewise.
19230 (fold_builtin_strcspn): Likewise.
19231 (fold_builtin_fputs): Likewise.
19232 (fold_builtin_next_arg): Likewise.
19233 (fold_builtin_sprintf): Likewise.
19235 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19236 NULL_RTX instead of 0.
19237 (expand_builtin_memory_chk): Likewise.
19238 (maybe_emit_chk_warning): Likewise.
19239 (maybe_emit_sprintf_chk_warning): Likewise.
19241 (fold_builtin_object_size): Pass call arguments individually instead
19242 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19243 accessors and constructors. Return NULL_TREE instead of 0.
19244 (fold_builtin_memory_chk): Likewise.
19245 (fold_builtin_stxcpy_chk): Likewise.
19246 (fold_builtin_strncpy_chk): Likewise.
19247 (fold_builtin_strcat_chk): Likewise.
19248 (fold_builtin_strcat_chk): Likewise.
19249 (fold_builtin_strncat_chk): Likewise.
19250 (fold_builtin_sprintf_chk): Likewise.
19251 (fold_builtin_snprintf_chk): Likewise.
19252 (fold_builtin_printf): Likewise.
19253 (fold_builtin_vprintf): Likewise.
19255 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19257 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19258 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19259 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19260 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19261 (fold_unary): Likewise.
19262 (fold_binary): Likewise.
19263 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19264 ternary expressions.
19265 (fold): Add logic for tcc_vl_exp.
19266 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19267 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19268 (fold_build3_stat): Add assertion to flag broken interface for
19269 constructing CALL_EXPRs.
19270 (fold_build_call_list): New.
19271 (fold_build_call_list_initializer): New.
19272 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19274 (fold_strip_sign_ops): Likewise.
19276 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19277 Brooks Moses <brooks.moses@codesourcery.com>
19278 Lee Millward <lee.millward@codesourcery.com>
19280 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19281 accessors and dump arguments explicitly.
19283 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19285 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19287 (print_call_name): Use new CALL_EXPR accessors.
19289 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19290 CALL_EXPR arguments explicitly instead of as a list. Use
19291 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19293 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19294 (vrp_visit_stmt): Likewise.
19296 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19297 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19299 (force_move_till_expr): Likewise.
19301 * targhooks.c (default_external_stack_protect_fail): Use
19302 build_call_expr instead of build_function_call_expr.
19303 (default_hidden_stack_protect_fail): Likewise.
19305 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19308 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19309 and walk arguments explicitly.
19311 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19312 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19313 (expand_simple_operations): Likewise.
19314 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19316 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19317 of TREE_CODE_LENGTH.
19318 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19320 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19321 instead of TREE_CODE_LENGTH.
19323 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19324 (tree_ic_transform): Likewise.
19325 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19326 parameter instead of arglist. Fix callers.
19327 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19328 (tree_stringops_transform): Likewise.
19329 (tree_indirect_call_to_profile): Likewise.
19330 (tree_stringops_values_to_profile): Likewise.
19332 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19333 (eliminate_tail_call): Likewise.
19335 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19337 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19338 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19340 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19342 * omp-low.c (build_omp_barrier): Use build_call_expr.
19343 (lower_rec_input_clauses): Likewise.
19344 (lower_reduction_clauses): Likewise.
19345 (expand_parallel_call): Likewise.
19346 (maybe_catch_exception): Likewise.
19347 (expand_omp_for_generic): Likewise.
19348 (expand_omp_for_static_nochunk): Likewise.
19349 (expand_omp_sections): Likewise.
19350 (lower_omp_single_simple): Likewise.
19351 (lower_omp_single_copy): Likewise.
19352 (lower_omp_master): Likewise.
19353 (lower_omp_ordered): Likewise.
19354 (lower_omp_critical): Likewise.
19356 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19357 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19359 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19360 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19361 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19363 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19364 and generalize to handle any number of operands.
19365 (chrec_contains_undetermined): Likewise.
19366 (tree_contains_chrecs): Likewise.
19367 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19369 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19371 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19372 fold_call_expr instead of fold_builtin.
19373 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19374 match declarations there.
19375 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19378 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19379 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19381 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19382 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19384 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19387 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19388 (execute_cse_sincos): Use new CALL_EXPR accessors.
19390 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19392 * gimple-low.c (lower_function_body): Use build_call_expr.
19393 (lower_builtin_setjmp): Likewise.
19395 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19396 (set_storage_via_libcall): Likewise.
19397 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19398 instead of TREE_CODE_LENGTH.
19399 (expand_expr_real_1): Use new CALL_EXPR accessors.
19401 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19402 generalize to handle any number of operands.
19403 (TB_parent_eq): Likewise.
19405 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19406 (strip_builtin_expect): Likewise.
19408 * function.c (gimplify_parameters): Use build_call_expr.
19410 * tree-vectorizer.c (vect_is_simple_reduction): Use
19411 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19413 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19414 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19416 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19419 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19420 (gimplify_decl_expr): Likewise.
19421 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19422 Use new CALL_EXPR iterators.
19423 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19424 (gimplify_modify_expr_to_memset): Likewise.
19425 (gimplify_variable_sized_compare): Likewise.
19426 (gimplify_omp_atomic_fetch_op): Likewise.
19427 (gimplify_omp_atomic_pipeline): Likewise.
19428 (gimplify_omp_atomic_mutex): Likewise.
19429 (gimplify_function_tree): Likewise.
19431 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19432 (call_expr_flags): Likewise.
19433 (expand_call): Likewise.
19435 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19436 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19439 * coverage.c (create_coverage): Use build_call_expr.
19441 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19442 (temp_call_expr_obstack): New.
19443 (pool_copy_list): Delete.
19444 (temp_copy_call_expr): New.
19445 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19446 CALL_EXPR accessors. Get rid of special goo for copying argument
19447 lists and use temp_copy_call_expr instead.
19448 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19449 CALL_EXPR accessors.
19450 (create_expression_by_pieces): Likewise. Use build_call_array
19451 to construct the result instead of fold_build3.
19452 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19453 dealing with argument lists.
19454 (init_pre): Remove references to expression_node_pool and
19455 list_node_pool. Init temp_call_expr_obstack instead.
19456 (fini_pre): Remove references to expression_node_pool and
19459 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19460 and walk arguments explicitly instead of as a list.
19462 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19463 (mx_register_decls): Likewise.
19464 (mudflap_register_call): Likewise.
19465 (mudflap_finish_file): Likewise.
19467 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19468 (ipa_callsite_compute_param): Likewise.
19470 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19471 accessors and constructor.
19473 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19474 accessors and constructor.
19475 (convert_tramp_reference): Likewise.
19476 (convert_call_expr): Likewise.
19477 (finalize_nesting_tree_1): Likewise.
19479 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19482 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19484 * tree-inline.c (initialize_inlined_parameters): Pass entire
19485 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19487 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19488 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19490 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19491 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19492 (vectorizable_reduction): Likewise.
19493 (vectorizable_call): Use new CALL_EXPR iterators.
19494 (vectorizable_conversion): Use build_call_expr.
19495 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19496 (vect_gen_widened_results_half): Use build_call_expr.
19497 (vect_setup_realignment): Likewise.
19498 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19500 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19501 (pass_through_call): Likewise.
19502 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19505 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19506 (tree_gen_pow2_profiler): Likewise.
19507 (tree_gen_one_value_profiler): Likewise.
19508 (tree_gen_ic_func_profiler): Likewise.
19509 (tree_gen_average_profiler): Likewise.
19510 (tree_gen_ior_profiler): Likewise.
19512 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19513 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19514 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19516 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19517 of TREE_CODE_LENGTH.
19519 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19520 of TREE_CODE_LENGTH.
19522 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19524 (convert_to_integer): Likewise.
19526 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19529 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19530 Brooks Moses <brooks.moses@codesourcery.com>
19531 Lee Millward <lee.millward@codesourcery.com>
19533 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19535 * config/frv/frv.c (frv_expand_builtin): Likewise.
19536 * config/s390/s390.c (s390_expand_builtin): Likewise.
19538 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19539 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19541 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19542 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19543 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19544 (ix86_expand_store_builtin): Likewise.
19545 (ix86_expand_unop_builtin): Likewise.
19546 (ix86_expand_unop1_builtin): Likewise.
19547 (ix86_expand_sse_compare): Likewise.
19548 (ix86_expand_sse_comi): Likewise.
19549 (ix86_expand_vec_init_builtin): Likewise.
19550 (ix86_expand_vec_ext_builtin): Likewise.
19551 (ix86_expand_vec_set_builtin): Likewise.
19552 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19554 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19555 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19557 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19558 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19559 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19561 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19563 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19564 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19565 arglist. Use new CALL_EXPR accessors. Fix callers.
19566 (altivec_expand_abs_builtin): Likewise.
19567 (rs6000_expand_binop_builtin): Likewise.
19568 (altivec_expand_predicate_builtin): Likewise.
19569 (altivec_expand_lv_builtin): Likewise.
19570 (spe_expand_stv_builtin): Likewise.
19571 (altivec_expand_stv_builtin): Likewise.
19572 (rs6000_expand_ternop_builtin): Likewise.
19573 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19574 (altivec_expand_st_builtin): Likewise.
19575 (altivec_expand_dst_builtin): Likewise.
19576 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19577 arglist. Use new CALL_EXPR accessors. Fix callers.
19578 (altivec_expand_vec_set_builtin): Likewise.
19579 (altivec_expand_vec_ext_builtin): Likewise.
19580 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19581 (spe_expand_builtin): Likewise.
19582 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19583 arglist. Use new CALL_EXPR accessors. Fix callers.
19584 (spe_expand_evsel_builtin): Likewise.
19585 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19586 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19588 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19589 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19590 (arm_expand_unop_builtin): Likewise.
19591 (arm_expand_builtin): Use new CALL_EXPR accessors.
19593 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19596 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19597 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19599 (bfin_expand_unop_builtin): Likewise.
19600 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19602 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19603 Brooks Moses <brooks.moses@codesourcery.com>
19604 Lee Millward <lee.millward@codesourcery.com>
19606 * c-semantics.c (build_stmt): Add internal diagnostic check.
19608 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19609 accessors. Print arguments explicitly instead of as a list.
19611 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19613 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19614 (c_finish_omp_flish): Likewise.
19616 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19617 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19618 instead of TREE_CODE_LENGTH.
19619 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19620 (c_warn_unused_result): Likewise.
19622 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19625 * doc/invoke.texi (Warning Options): Remove
19626 -Werror-implicit-function-declaration.
19627 (Wimplicit-function-declaration): Update description.
19628 * opts.c (common_handle_option): Move handling of -Werror=* to...
19629 (enable_warning_as_error): ...here.
19630 * opts.h (enable_warning_as_error): Declare.
19631 * c-decl.c (implicit_decl_warning): Unless
19632 -Wno-implicit-function-declaration is given, emit a pedwarn if
19633 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19634 * c.opt (Wimplicit-function-declaration): Replace
19635 mesg_implicit_function_declaration with
19636 warn_implicit_function_declaration.
19637 * c-opts.c (c_common_handle_option):
19638 -Werror-implicit-function-declaration is exactly equal as
19639 -Werror=implicit-function-declaration.
19640 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19641 warn_implicit_function_declaration.
19642 (c_common_post_options): -Wimplict-function-declaration is enabled
19643 by default by -std=c99, otherwise is disabled by default.
19644 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19646 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19648 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19649 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19650 former is ignored but not the latter.
19652 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19654 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19655 is made and the reference doesn't use the alias set of its type,
19656 do not create the temporary using that type.
19658 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19660 * jump.c: Remove prototypes for delete_computation and
19661 delete_prior_computation.
19663 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19665 * jump.c (get_label_after): Delete.
19666 (get_label_before, delete_computation, delete_jump,
19667 delete_prior_computation, follow_jumps): Move...
19668 * reorg.c (delete_computation, delete_prior_computation): ... here...
19669 (get_label_before, delete_jump): ... making these static ...
19670 (follow_jumps): ... and simplifying this since it only runs after
19672 * rtl.h (get_label_after, get_label_before, delete_jump,
19673 follow_jumps): Delete prototypes.
19675 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19677 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19679 2007-02-15 Nick Clifton <nickc@redhat.com>
19681 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19682 order to prevent it from being munged by the target.
19684 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19686 * config/i386/i386.md: Remove misleading comment.
19688 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19690 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19691 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19694 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19696 * tree-sra.c (instantiate_missing_elements): Canonicalize
19698 (sra_build_assignment): New.
19699 (generate_copy_inout, generate_element_copy,
19700 generate_element_zero, generate_one_element_init): Use it.
19702 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19704 * tree-sra.c (instantiate_missing_elements): Canonicalize
19706 (sra_build_assignment): New.
19707 (generate_copy_inout, generate_element_copy,
19708 generate_element_zero, generate_one_element_init): Use it.
19710 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19712 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19715 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19717 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19718 types as aggregates not scalars.
19719 * function.c (assign_stack_temp_for_type): Likewise.
19721 2007-02-14 Roger Sayle <roger@eyesopen.com>
19722 Zdenek Dvorak <dvorakz@suse.cz>
19724 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19727 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19729 * passes.c (next_pass_1): Clear the next field of the copied
19732 2007-02-14 Richard Henderson <rth@redhat.com>
19734 * tree-sra.c (early_sra): New.
19735 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19736 (tree_sra_early, pass_sra_early): New.
19737 * tree-pass.h (pass_sra_early): Declare.
19738 * passes.c (init_optimization_passes): Use it.
19740 2007-02-14 Richard Guenther <rguenther@suse.de>
19742 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19744 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19746 PR tree-optimization/30771
19747 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19749 (vect_analyze_operations): Induction phis can now be marked as
19751 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19752 Update documentation accordingly.
19754 2007-02-14 Nick Clifton <nickc@redhat.com>
19756 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19757 most 3 arguments are supported.
19758 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19760 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19762 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19763 Ensure dst->current is valid.
19765 2007-02-13 Paul Brook <paul@codesourcery.com>
19767 * config.gcc: Add arm*-*-uclinux-*eabi.
19768 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19769 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19770 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19771 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19772 (LINK_SPEC): Define.
19773 (LIB_SPEC): Define.
19774 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19776 * config/arm/uclinux-eabi.h: New file.
19777 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19778 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19781 2007-02-13 Ian Lance Taylor <iant@google.com>
19783 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19784 * flags.h (warn_strict_overflow): Declare.
19785 (enum warn_strict_overflow_code): Define.
19786 (issue_strict_overflow_warning): New static inline function.
19787 * opts.c (warn_strict_overflow): New variable.
19788 (common_handle_option): Handle OPT_Wstrict_overflow and
19789 OPT_Wstrict_overflow_.
19790 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19792 * fold-const.c: Include intl.h.
19793 (fold_deferring_overflow_warnings): New static variable.
19794 (fold_deferred_overflow_warning): New static variable.
19795 (fold_deferred_overflow_code): New static variable.
19796 (fold_defer_overflow_warnings): New function.
19797 (fold_undefer_overflow_warnings): New function.
19798 (fold_undefer_and_ignore_overflow_warnings): New function.
19799 (fold_deferring_overflow_warnings_p): New function.
19800 (fold_overflow_warning): New static function.
19801 (make_range): Add strict_overflow_p parameter. Change all
19803 (extract_muldiv, extract_muldiv_1): Likewise.
19804 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19805 tree_expr_nonnegative_p.
19806 (fold_negate_expr): Call fold_overflow_warning.
19807 (fold_range_test): Likewise.
19808 (fold_comparison): Likewise.
19809 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19810 instead of tree_expr_nonnegative_p.
19811 (tree_expr_nonnegative_warnv_p): Rename from
19812 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19813 (tree_expr_nonnegative_p): New function.
19814 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19815 strict_overflow_p parameter.
19816 (tree_expr_nonzero_p): New function.
19817 * passes.c (verify_interpass_invariants): New static function.
19818 (execute_one_pass): Call it.
19819 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19821 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19822 (estimate_numbers_of_iterations): Likewise.
19823 (scev_probably_wraps_p): Likewise.
19824 * tree-ssa-ccp.c: Include "toplev.h".
19825 (evaluate_stmt): Defer fold overflow warnings until we know we are
19827 (struct fold_stmt_r_data): Add stmt field.
19828 (fold_stmt_r): Defer fold overflow warnings until we know we
19830 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19831 (fold_stmt_inplace): Likewise.
19832 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19833 (cleanup_control_expr_graph): Defer fold overflow warnings until
19834 we know we are going to optimize.
19835 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19836 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19838 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19839 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19840 * tree-ssa-loop-manip.c (create_iv): Likewise.
19841 * c-typeck.c (build_conditional_expr): Likewise.
19842 (build_binary_op): Likewise.
19843 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19844 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19845 (extract_range_from_unary_expr): Likewise.
19846 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19847 assuming that signed overflow does not occur.
19848 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19849 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19850 (fold_defer_overflow_warnings): Declare.
19851 (fold_undefer_overflow_warnings): Declare.
19852 (fold_undefer_and_ignore_overflow_warnings): Declare.
19853 (fold_deferring_overflow_warnings_p): Declare.
19854 (tree_expr_nonzero_warnv_p): Declare.
19855 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19856 of warning options.
19857 (Warning Options): Document -Wstrict-overflow.
19858 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19859 (tree-ssa-ccp.o): Likewise.
19860 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19861 (fold-const.o): Depend on intl.h.
19863 2007-02-13 Ian Lance Taylor <iant@google.com>
19865 PR middle-end/30751
19866 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19869 2007-02-13 Stuart Hastings <stuart@apple.com>
19871 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19873 2007-02-13 Richard Henderson <rth@redhat.com>
19875 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19876 handled_component_p before looking for the indirect_ref.
19878 2007-02-13 Richard Henderson <rth@redhat.com>
19880 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19881 remove flags clobber.
19882 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19883 (bswaphi_lowpart): New.
19884 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19885 remove TARGET_BSWAP test. Delete expander of the same name.
19887 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19888 (expand_unop): Use them.
19890 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19892 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19893 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19894 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19895 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19896 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19897 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19898 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19899 assembler dialect choice from asm templates.
19901 2007-02-12 Richard Henderson <rth@redhat.com>
19903 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19904 (fixuns_trunc<SSEMODEF>si2): Use it.
19905 * config/i386/sse.md (vec_setv4sf_0): Export.
19906 * config/i386/i386.c (ix86_build_const_vector): Export.
19907 (ix86_split_convert_uns_si_sse): Rename from
19908 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19909 * config/i386/i386-protos.h: Update.
19911 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19914 * c-typeck.c (c_finish_return): Improve warning message.
19916 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19918 * alias.c (find_symbolic_term): Delete unused function.
19920 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19922 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19923 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19924 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19926 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19928 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19929 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19930 the function, temporarily point the debug interface to the null one.
19932 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19934 * dwarf2out.c (round_up_to_align): New static function.
19935 (field_byte_offset): Use it to round the offset.
19937 2007-02-12 Richard Henderson <rth@redhat.com>
19939 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19940 (inswl_const): Export.
19942 2007-02-12 Richard Henderson <rth@redhat.com>
19944 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19945 result mode of the libcall, convert back to outmode.
19947 2007-02-12 Roger Sayle <roger@eyesopen.com>
19949 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19950 (bswapdi2): New define_expand to implement 32-bit implementation.
19952 2007-02-12 Nick Clifton <nickc@redhat.com>
19954 * doc/invoke.texi (Overall Options): Document --help=.
19955 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19956 (cc1_options): Pass --help= on to cc1.
19957 (display_help): Add description of --help=.
19958 (process_command): Add code to handle --help=. Allow translated
19959 --help and --target-help switches to be passed on to compiler
19961 (main): Remove unused if statement.
19962 * opts.c (columns): Remove.
19963 (LEFT_COLUMN): Define.
19964 (wrap_help): Add columns argument.
19965 (print_filtered_help): Change parameters to be an include bitmask,
19966 an exclude bitmask, an any bitmask and the column width. Move the
19967 code to display the params list here. Add code to display the
19968 status of options rather than their descriptions if the quiet flag
19970 (print_specific_help): Change parameters to be an include bitmask,
19971 an exclude bitmask and an any bitmask. Move code to look up the
19972 column width here. Decide upon the title for an options listing.
19973 (common_handle_options): Add code to handle --help=. Adapt code
19974 for --help and --target-help to use the revised form of the
19975 print_specific_help function.
19976 (print_help): Delete.
19977 (print_param_help): Delete.
19978 (print_switch): Delete.
19979 * opts.h (cl_lang_count): Add prototype.
19980 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19981 CL_MAX_OPTION_CLASS): New defines.
19982 * optc-gen.awk: Add construction of cl_lang_count.
19983 * c.opt: Add Warning attribute to warning options and Optimization
19984 attribute to optimization options.
19985 * common.opt: Likewise.
19987 Add -fhelp and -ftarget-help as aliases for the transformed --help
19988 and --target-help options.
19989 * opt-functions.awk: Add code to handle Warning and Optimization
19992 2007-02-12 Richard Henderson <rth@redhat.com>
19994 * config/alpha/constraints.md: New file.
19995 * config/alpha/alpha.c: Include tm-constrs.h.
19996 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19997 alpha_extra_constraint): Remove.
19998 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19999 * config/alpha/alpha-protos.h: Update.
20000 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20001 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20002 (EXTRA_CONSTRAINT): Remove.
20003 * config/alpha/alpha.md: Include constraints.md.
20004 (adddi splitter): Use satisfies_constraint_*.
20005 * config/alpha/predicates.md (add_operand): Likewise.
20006 (sext_add_operand, addition_operation): Likewise.
20008 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20010 PR tree-optimization/29145
20011 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20012 in our handling of restrict qualified pointers.
20014 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20017 * doc/invoke.texi (Wunused-value): Update description.
20018 (Wextra): Delete item.
20019 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20020 value of Wunused-value.
20021 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20022 (c_finish_stmt_expr): Don't check extra_warnings.
20023 (emit_side_effect_warnings): The caller is responsible to check
20026 2007-02-11 Roger Sayle <roger@eyesopen.com>
20027 Matt Thomas <matt@3am-software.com>
20029 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20031 2007-02-11 Roger Sayle <roger@eyesopen.com>
20033 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20034 comparisons of POPCOUNT against zero.
20035 (simplify_const_relational_operation): Likewise.
20037 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20039 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20041 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20043 * dwarf2out.c (root_type): Delete unused function.
20045 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20047 * genattrtab.c (contained_in_p): Delete unused function.
20048 (write_expr_attr_cache): Likewise.
20050 2007-02-11 Jan Hubicka <jh@suse.cz>
20052 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20055 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20057 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20058 to add the REG_EQ* note.
20059 * see.c (see_merge_one_use_extension): Likewise.
20060 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20061 turn REG_EQUAL notes into REG_EQUIV notes if the target
20062 register may have more than one set.
20063 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20064 * gcse.c (try_replace_reg): Likewise.
20065 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20066 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20067 more than one REG_EQUIV note.
20068 * reload1.c (gen_reload): Use set_unique_reg_note.
20070 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20072 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20073 (ix86_builtin_conversion): New function.
20075 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20078 * tree.h (DECL_REPLACEABLE_P): New macro.
20079 * except.c (set_nothrow_function_flags): Likewise.
20081 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20082 Ira Rosen <irar@il.ibm.com>
20083 Dorit Nuzman <dorit@il.ibm.com>
20085 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20086 * targhooks.c (default_builtin_vectorized_conversion): New.
20087 * targhooks.h (default_builtin_vectorized_function): New declaration.
20088 * target.h (struct vectorize): Add builtin_conversion field.
20089 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20090 stmt_vec_info_type value.
20091 (vectorizable_conversion): New declaration.
20092 * tree-vect-analyze.c (vect_analyze_operations): Add
20093 vectorizable_conversion call.
20094 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20095 * tree-vect-transform.c (vectorizable_conversion): New function.
20096 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20097 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20099 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20100 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20101 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20102 or ALTIVEC_BUILTIN_VCFSX.
20104 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20107 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20108 CONST_DOUBLE and operand 0 is a hard register.
20109 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20110 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20111 is a hard floating-point register.
20113 2007-02-10 Richard Henderson <rth@redhat.com>
20114 Jakub Jelinek <jakub@redhat.com>
20115 Alexandre Oliva <aoliva@redhat.com>
20117 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20118 * builtin-types.def (BT_WORD): Make unsigned.
20119 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20120 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20121 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20122 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20123 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20124 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20126 * expr.c (emutls_var_address): New.
20127 (expand_expr_real_1): Expand emulated tls.
20128 (expand_expr_addr_expr_1): Likewise.
20129 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20130 * output.h (emutls_finish): Declare.
20131 * toplev.c (compile_file): Call it.
20132 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20133 address before wrapping in CONST.
20134 * varasm.c (emutls_htab, emutls_object_type): New.
20135 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20136 (get_emutls_object_name, get_emutls_object_type): New.
20137 (get_emutls_init_templ_addr, emutls_decl): New.
20138 (emutls_common_1, emutls_finish): New.
20139 (assemble_variable): When emulating tls, swap decls; generate
20140 constructor for the emutls objects.
20141 (do_assemble_alias): When emulating tls, swap decl and target name.
20142 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20144 * varpool.c (decide_is_variable_needed): Look at force_output.
20145 Recurse for emulated tls.
20146 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20147 with decide_is_variable_needed.
20148 * emutls.c: New file.
20149 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20150 tls_object for real tls.
20152 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20154 PR rtl-optimization/29599
20155 * reload1.c (eliminate_regs_in_insn): Take the destination
20156 mode into account when computing the offset.
20158 2007-02-09 Stuart Hastings <stuart@apple.com>
20159 Richard Henderson <rth@redhat.com>
20161 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20162 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20163 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20164 fixuns_truncdfhi2): New.
20165 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20166 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20167 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20168 (floatunssidf2): Allow nonimmediate source.
20169 * config/i386/sse.md (movdi_to_sse): New.
20170 (vec_concatv2di): Drop '*'.
20171 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20172 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20173 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20175 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20176 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20177 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20178 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20179 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20180 ix86_build_const_vector.
20181 (x86_emit_floatuns): Rewrite.
20183 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20185 * genautomata.c (longest_path_length): Delete unused function.
20186 (struct state): Delete unused longest_path_length.
20187 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20188 (get_free_state): Delete unused.
20190 2007-02-09 Jan Hubicka <jh@suse.cz>
20192 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20193 * doc/invoke.texi (inline-unit-growth): Update default value.
20195 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20196 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20197 (rebuild_cgraph_edges): Likewise.
20198 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20199 (dump_cgraph_node): Dump frequencies.
20200 (cgraph_clone_edge): Add frequency scales.
20201 (cgraph_clone_node): Add freuqnecy.
20202 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20203 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20204 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20205 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20206 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20207 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20208 (save_inline_function_body): Likewise.
20209 * ipa-inline.c: inluce rtl.h
20210 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20211 (cgraph_edge_badness): Use frequencies.
20212 (cgraph_decide_recursive_inlining): Update clonning.
20213 (cgraph_decide_inlining_of_small_function): Dump frequency.
20214 * predict.c (estimate_bb_frequencies): Export.
20215 * predict.h (estimate_bb_frequencies): Declare.
20216 * tree-inline.c (copy_bb): Watch overflows.
20217 (expand_call_inline): Update call of cgraph_create_edge.
20218 (optimize_inline_calls): Use TODO flags to update frequnecies.
20219 * passes.h: Include predict.h
20220 (init_optimization_passes): Move profile ahead.
20221 (execute_function_todo): Handle TODO_rebuild_frequencies.
20223 2007-02-09 Roger Sayle <roger@eyesopen.com>
20225 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20226 the insbl or inswl pattern into a register.
20228 2007-02-09 Roger Sayle <roger@eyesopen.com>
20230 * config/ia64/ia64.md (bswapdi2): New define_insn.
20232 2007-02-09 Richard Henderson <rth@redhat.com>
20234 * config/i386/constraints.md (Ym): New constraint.
20235 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20236 (movdi_1_rex64): Split sse and xmm general register moves from
20237 memory move alternatives. Use conditional register constraints.
20238 (movsf_1, movdf_integer): Likewise.
20239 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20240 (movdf_integer_rex64): New.
20241 (pushsf_rex64): Fix output constraints.
20242 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20243 (sse2_stored): Likewise.
20244 (sse2_storeq_rex64): New.
20245 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20246 amd and not generic.
20247 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20248 for optimize_size. Remove SF/DFmode hack.
20250 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20252 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20255 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20256 Richard Sandiford <richard@codesourcery.com>
20258 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20259 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20260 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20261 m68k/t-mlib to tmake_file.
20262 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20263 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20264 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20265 Allow it to be cf or m68k. Set m68k_arch_family. If that
20266 variable is not empty, add t-$m68k_arch_family to tmake_file.
20267 Add t-mlibs to tmake_file.
20268 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20269 * config/m68k/t-cf: New file.
20270 * config/m68k/t-m68k: Likewise.
20271 * config/m68k/t-mlibs: Likewise.
20272 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20273 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20274 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20275 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20276 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20278 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20279 (INSTALL_LIBGCC): Delete.
20280 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20281 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20282 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20283 (M68K_MLIB_CPU): Define.
20284 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20285 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20286 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20288 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20289 Richard Guenther <rguenther@suse.de>
20291 PR middle-end/23361
20292 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20293 against INT_MIN/INT_MAX.
20294 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20295 file if a loop is removed.
20297 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20299 * calls.c (store_one_arg): Pass correct alignment to
20300 emit_push_insn for non-BLKmode values.
20301 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20302 unaligned stack slot via a suitably aligned slot.
20304 2007-02-08 DJ Delorie <dj@redhat.com>
20306 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20308 (legal_subregs): Use unsigned char, make const.
20309 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20311 2007-02-08 Paul Brook <paul@codesourcery.com>
20313 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20314 special interworking needed.
20316 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20318 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20319 conditional to __SSE2__.
20320 (Entries below should have been added to first ChangeLog
20321 entry for amdfam10 dated 2007-02-05)
20322 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20324 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20326 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20329 2007-02-08 DJ Delorie <dj@redhat.com>
20331 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20332 * config/m32c/m32c.c (legal_subregs): New.
20333 (m32c_illegal_subreg_p): New.
20334 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20335 unsupported subregs of hard regs.
20337 2007-02-08 Jan Hubicka <jh@suse.cz>
20339 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20340 the same one; always update histograms.
20342 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20344 * passes.c (init_optimization_passes): Tidy comment.
20346 2007-02-08 Roger Sayle <roger@eyesopen.com>
20348 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20349 strip zero_extend, bswap and rotates from POCOUNT's argument.
20350 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20351 zero_extend and rotates from PARITY's argument.
20352 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20353 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20354 of an integer constant at compile-time.
20356 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20359 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20361 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20364 * tree-ssa-live.c (remove_unused_locals): Do not remove
20365 TREE_ADDRESSABLE variables.
20366 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20367 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20368 FOR_CLOBBER. Update all users.
20369 If VAR has an associated alias set, add a virtual operand for
20370 it if no alias is found to conflict with the memory reference.
20372 2007-02-07 Jan Hubicka <jh@suse.cz>
20373 Robert Kidd <rkidd@crhc.uiuc.edu>
20375 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20377 2007-02-07 Ian Lance Taylor <iant@google.com>
20379 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20381 2007-02-07 Roger Sayle <roger@eyesopen.com>
20383 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20384 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20385 tablejumpdi, movsi_to_cr_one): Remove constraints from
20386 define_expand's match_operands.
20388 2007-02-07 Roger Sayle <roger@eyesopen.com>
20390 * global.c (compute_regsets): Move declatation of "i" inside of
20391 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20393 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20396 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20397 of INDIRECT_REF <RESULT_DECL>.
20399 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20401 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20402 Kaz Kojima <kkojima@gcc.gnu.org>
20405 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20407 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20409 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20411 * doc/loop.texi: Document possibility not to perform disambiguation
20412 of loops with multiple latches.
20413 * cfgloopmanip.c (alp_enum_p): Removed.
20414 (add_loop): Handle subloops. Use get_loop_body_with_size.
20415 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20416 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20417 the new forwarder block.
20418 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20419 Handle the case latch is NULL.
20420 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20421 modifications when marking loop exits.
20422 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20424 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20425 disambiguate_loops_with_multiple_latches.
20426 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20427 before fix_loop_structure.
20428 * cfgloop.c: Include pointer-set.h and output.h.
20429 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20430 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20431 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20432 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20433 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20434 disambiguate_multiple_latches, get_loop_body_with_size,
20435 disambiguate_loops_with_multiple_latches): New functions.
20436 (flow_loop_dump): Dump multiple latch edges.
20437 (flow_loop_nodes_find): Handle loops with multiple latches.
20438 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20439 (glb_enum_p): Modified.
20440 (get_loop_body): Use get_loop_body_with_size.
20441 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20442 (AVOID_CFG_MODIFICATIONS): New constant.
20443 (disambiguate_loops_with_multiple_latches, add_loop,
20444 get_loop_body_with_size): Declare.
20445 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20447 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20449 PR inline-asm/28686
20450 * global.c (compute_regsets): New function.
20451 (global_alloc): Refactored ELIMINABLE_REGSET
20452 and NO_GLOBAL_ALLOC_REGS computation out.
20453 (rest_of_handle_global_alloc): Call compute_regsets()
20454 for non-optimizing case.
20456 2007-02-06 Richard Henderson <rth@redhat.com>
20458 * config/i386/constraints.md (Y2): Rename from Y.
20459 (Yi): New constraint.
20460 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20461 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20462 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20463 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20464 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20465 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20466 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20467 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20468 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20469 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20470 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20471 vec_extractv2si_1): Change Y constraints to Y2.
20472 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20473 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20474 Change Y constraints to Y2.
20475 (sse2_loadld): Change Y constraints to x.
20477 2007-02-06 Roger Sayle <roger@eyesopen.com>
20479 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20480 (parity<mode>2): New define_expand using rs6000_emit_parity.
20481 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20482 rs6000_emit_parity): New functions.
20483 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20484 rs6000_emit_parity): Prototype here.
20486 2007-02-06 Ian Lance Taylor <iant@google.com>
20488 * lower-subreg.c (simple_move_operand): Reject CONST.
20489 (resolve_clobber): Call validate_change rather than directly
20490 assigning to XEXP (pat, 0).
20492 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20494 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20495 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20496 (tree-cfg.o): Remove hashtab.h dependency.
20498 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20499 (struct ivopts_data): Change niters to pointer_map_t.
20500 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20501 (niter_for_exit): Create pointer_map on demand. Change for
20503 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20504 (free_loop_data): Destroy data->niters if created and reset field.
20505 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20506 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20508 * tree-ssa-reassoc.c: Include pointer-set.h.
20509 (bb_rank): Change to long *.
20510 (operand_rank): Change to pointer_map_t.
20511 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20512 (insert_operand_rank): Accept long.
20513 (operand_entry_hash, operand_entry_eq): Remove.
20514 (get_rank): Return long. Adjust for changes above.
20515 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20517 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20519 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20520 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20521 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20523 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20524 directly since it cannot be NULL.
20525 (get_vi_for_tree): Rewrite for pointer_map API.
20526 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20527 (init_alias_vars): Create vi_for_tree as pointer_map.
20528 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20530 * tree-cfg.c: Don't include hashtab.h.
20531 (edge_to_cases): Declare as pointer_map.
20532 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20534 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20535 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20536 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20538 (record_switch_edge): Delete.
20539 (get_cases_for_edge): Adjust for pointer_map API, inline
20540 record_switch_edge (rewritten for new API), remove goto.
20542 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20544 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20545 * tree-nested.c: Include pointer-set.h.
20546 (var_map_elt, var_map_eq, var_map_hash): Delete.
20547 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20548 to pointer_map_t's.
20549 (nesting_info_bitmap_obstack): New.
20550 (lookup_field_for_decl): Adjust for pointer_map API.
20551 (lookup_tramp_for_decl): Adjust for pointer_map API.
20552 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20553 (get_local_debug_decl): Adjust for pointer_map API.
20554 (convert_nl_goto_reference): Adjust for pointer_map API.
20555 (convert_nl_goto_receiver): Adjust for pointer_map API.
20556 (create_nesting_tree): Create outside GGC space. Create bitmap on
20557 the new obstack. Create field_map and var_map as pointer_maps.
20558 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20560 (lower_nested_functions): Move root here, no need to NULL it.
20561 Initialize and release the obstack.
20563 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20565 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20566 Remove prototypes and make them non-static.
20567 (struct tree_int_map): Remove.
20568 * tree.h (struct tree_int_map): Move here, turning TO into an
20570 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20572 * tree.h (TREE_COMPLEXITY): Remove.
20573 (struct tree_exp): Remove complexity field.
20574 * tree.c (build1_stat): Don't set it.
20576 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20577 Victor Kaplansky <victork@il.ibm.com>
20579 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20580 (vect_is_simple_reduction): Support reduction with induction as
20581 one of the operands.
20582 (vect_is_simple_iv_evolution): Fix formatting.
20583 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20584 formatting. Don't mark induction phis for vectorization.
20585 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20586 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20587 (vect_get_vec_def_for_operand): Support induction.
20588 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20590 (vectorizable_reduction): Support reduction with induction as one of
20592 (vectorizable_type_demotion): Use def-type of stmt argument rather
20593 than dummy def-type.
20595 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20596 flag_tree_scev_cprop.
20597 * common.opt (tree-scev-cprop): New flag.
20599 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20600 call to vect_get_new_vect_var.
20602 2007-02-06 Ira Rosen <irar@il.ibm.com>
20604 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20605 vectype is not NULL.
20606 (vect_pattern_recog_1): Likewise.
20608 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20610 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20611 (fold_negate_expr): Likewise.
20613 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20616 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20617 even if cv-qualification is the same.
20619 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20621 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20622 __enable_execute_stack on completion.
20624 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20626 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20627 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20628 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20629 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20630 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20631 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20632 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20633 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20635 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20637 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20638 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20639 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20640 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20641 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20642 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20643 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20644 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20645 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20646 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20647 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20648 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20649 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20650 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20651 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20652 sqrtextenddfxf2_i387): Added amdfam10_decode.
20654 * config/i386/athlon.md (athlon_idirect_amdfam10,
20655 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20656 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20657 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20658 athlon_ivector_store_amdfam10): New define_insn_reservation.
20659 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20664 * config/i386/athlon.md (athlon_call_amdfam10,
20665 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20666 define_insn_reservation.
20667 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20668 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20669 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20671 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20673 * config/i386/athlon.md (athlon_sseld_amdfam10,
20674 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20675 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20677 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20679 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20680 define_insn_reservation.
20681 * config/i386/i386.md (sseins): Added sseins to define_attr type
20682 and define_attr unit.
20683 * config/i386/sse.md: Set type attribute to sseins for insertq
20686 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20688 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20689 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20690 ssecomi_load_amdfam10, ssecomi_amdfam10,
20691 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20692 define_insn_reservation.
20693 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20695 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20697 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20698 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20699 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20700 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20701 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20702 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20703 define_insn_reservation.
20705 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20706 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20707 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20708 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20709 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20713 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20714 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20715 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20716 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20717 athlon_ssemul_load_k8): Added amdfam10.
20719 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20721 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20722 (x86_sse_unaligned_move_optimal): New variable.
20724 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20726 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20727 for unaligned vector SSE double/single precision loads for AMDFAM10.
20729 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20731 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20732 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20733 Define TARGET_CPU_DEFAULT_amdfam10.
20734 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20735 (processor_type): Add PROCESSOR_AMDFAM10.
20737 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20738 processor_type in config/i386/i386.h.
20739 Enable imul peepholes for TARGET_AMDFAM10.
20741 * config.gcc: Add support for --with-cpu option for amdfam10.
20743 * config/i386/i386.c (amdfam10_cost): New variable.
20744 (m_AMDFAM10): New macro.
20745 (m_ATHLON_K8_AMDFAM10): New macro.
20746 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20747 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20748 x86_promote_QImode, x86_integer_DFmode_moves,
20749 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20750 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20751 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20752 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20753 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20754 Enable/disable for amdfam10.
20755 (override_options): Add amdfam10_cost to processor_target_table.
20756 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20757 processor_alias_table.
20758 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20759 (ix86_adjust_cost): Add code for amdfam10.
20761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20763 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20764 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20765 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20766 * config/i386/i386.h: Add builtin definition for SSE4A.
20767 * config/i386/i386.md: Add support for ABM instructions
20768 (popcnt and lzcnt).
20769 * config/i386/sse.md: Add support for SSE4A instructions
20770 (movntss, movntsd, extrq, insertq).
20771 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20772 Add -march=amdfam10 flag.
20773 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20774 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20776 * doc/extend.texi: Add documentation for SSE4A builtins.
20778 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20780 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20782 2007-02-05 Richard Guenther <rguenther@suse.de>
20784 * tree-vectorizer.h (vectorizable_function): Add argument type
20785 argument, change return type.
20786 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20787 * tree-vect-transform.c (vectorizable_function): Handle extra
20788 argument, return vectorized function decl.
20789 (build_vectorized_function_call): Remove.
20790 (vectorizable_call): Handle calls with result and argument types
20791 differing. Handle loop vectorization factor correctly.
20792 * targhooks.c (default_builtin_vectorized_function): Adjust for
20794 * targhooks.h (default_builtin_vectorized_function): Likewise.
20795 * target.h (builtin_vectorized_function): Add argument type
20797 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20798 extra argument, allow vectorizing of lrintf.
20799 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20800 documentation of target hook.
20802 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20805 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20806 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20807 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20809 2007-02-05 Roger Sayle <roger@eyesopen.com>
20811 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20812 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20813 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20814 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20815 before canonicalizing sincos to cexpi.
20816 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20818 2007-02-05 Roger Sayle <roger@eyesopen.com>
20820 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20821 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20822 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20824 2007-02-05 Roger Sayle <roger@eyesopen.com>
20826 * mips-tfile.c (initialize_init_file): Correct endianness test.
20828 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20830 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20831 the 'y' constraint.
20833 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20835 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20836 saves in a PARALLEL before the register assignments.
20838 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20840 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20841 DWARF_FRAME_RETURN_COLUMN to be a general register.
20842 * dwarf2out.c (init_return_column_size): New function, split from...
20843 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20844 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20845 to be nongeneral registers.
20846 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20848 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20849 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20851 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20853 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20855 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20857 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20858 (remove_path): Use can_remove_branch_p and remove_branch instead
20859 of loop_delete_branch_edge.
20860 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20861 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20862 Update profile using scale_dominated_blocks_in_loop.
20863 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20864 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20865 (can_remove_branch_p, remove_branch): Declare.
20866 * tree-cfg.c (tree_can_remove_branch_p): New function.
20867 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20868 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20869 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20871 2007-02-05 Jan Hubicka <jh@suse.cz>
20873 PR middle-end/30696
20874 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20875 nodes in cgraph, don't remove offline copy of the function.
20877 2007-02-04 Jan Hubicka <jh@suse.cz>
20879 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20880 vectors might cause maybe_lookup_element_for_expr to be called
20881 on non-sra-candidate.
20883 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20885 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20886 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20887 spelling conventions.
20889 2007-02-04 Richard Guenther <rguenther@suse.de>
20891 PR middle-end/30636
20892 * fold-const.c (try_move_mult_to_index): Make sure to not
20893 overflow one dimension of a multi-dimensional array access.
20895 2007-02-04 Jan Hubicka <jh@suse.cz>
20897 * passes.c (init_optimization_passes): Reindent.
20899 2007-02-04 Jan Hubicka <jh@suse.cz>
20900 Eric Botcazou <ebotcazou@adacore.com>
20902 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20903 (execute_fixup_cfg): Break out the abnormal goto code.
20904 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20905 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20906 (optimize_inline_calls): Call make_nonlocal_label_edges.
20908 2007-02-04 Jan Hubicka <jh@suse.cz>
20910 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20911 true when something was changed.
20912 (rename_ssa_copies): When something was changed, do
20913 TODO_remove_unused_locals.
20914 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20915 add TODO_remove_unused_locals when instruction was removed.
20917 2007-02-04 Jan Hubicka <jh@suse.cz>
20919 * ipa-inline.c (try_inline): Improve debug output; work on already
20921 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20922 call try_inline for already inlined edges too when flattening;
20923 inline also functions that make callee growth but overall unit size
20926 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20928 * config/m32c/bitops.md, config/m32c/jump.md,
20929 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20930 config/m32r/m32r.h, config/m32r/m32r.md,
20931 config/m32r/predicates.md, config/m68hc11/larith.asm,
20932 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20933 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20934 config/mips/mips-protos.h, config/mips/mips.c,
20935 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20936 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20937 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20938 spelling conventions.
20940 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20941 Follow spelling conventions.
20943 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20945 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20946 warn about C++0x compatibility.
20948 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20950 * config/h8300/h8300.c, config/h8300/h8300.h,
20951 config/h8300/h8300.md: Follow spelling conventions.
20953 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20955 PR middle-end/30667
20956 * combine.c (try_combine): Do not substitute source operand
20957 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20959 2007-02-03 Jan Hubicka <jh@suse.cz>
20961 PR gcov-profile/30650
20962 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20963 do not divide by zero for never executed counters.
20964 (tree_find_values_to_profile): Fix counters.
20965 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20967 2007-02-03 Ian Lance Taylor <iant@google.com>
20969 * lower-subreg.c (simple_move_operand): New static function,
20970 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20972 (simple_move): Call simple_move_operand.
20973 (find_decomposable_subregs): Add special handling of MEMs.
20974 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20975 meaning of return value. If we see a hard register, test whether
20976 it can store a word_mode value. Change all callers.
20978 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20980 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20981 ftrapv insns and expanders.
20982 (subdi3): Change define_expand operand 1 to arith11_operand, and
20983 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20984 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20985 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20988 PR middle-end/30174
20989 * varasm.c (notice_global_symbol): Treat global objects as weak when
20990 flag_shlib is true.
20992 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20994 * emit-rtl.c (dconstpi): Delete.
20995 (dconstsqrt2): New.
20996 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20997 * real.h (dconstpi): Delete.
20998 (dconstsqrt2): New.
20999 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21000 (fold_builtin_hypot): Likewise.
21002 2007-02-03 Tom Tromey <tromey@redhat.com>
21005 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21006 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21008 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21010 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21011 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21012 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21013 config/rs6000/cell.md, config/rs6000/darwin.h,
21014 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21015 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21016 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21017 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21018 typos. Follow spelling conventions.
21019 * doc/invoke.texi: Follow spelling conventions.
21021 2007-02-03 Roger Sayle <roger@eyesopen.com>
21023 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21024 canonicalization transformations that attempt to simplify integer
21025 constant comparisons to become comparisons against zero.
21027 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21029 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21031 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21032 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21034 2007-02-02 Mike Stump <mrs@apple.com>
21036 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21037 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21038 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21039 generate a branch island.
21041 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21043 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21044 (xtensa_legitimate_address_p): New.
21045 (xtensa_legitimize_address): New.
21046 (xtensa_output_addr_const_extra): New.
21047 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21049 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21050 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21051 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21052 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21053 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21054 (xtensa_legitimize_address): New.
21055 (xtensa_output_addr_const_extra): New.
21057 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21059 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21061 2007-02-02 Ian Lance Taylor <iant@google.com>
21063 * expmed.c (expand_divmod): Add comment.
21065 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21067 * emit-rtl.c (renumber_insns): Remove.
21068 * flags.h: Remove the extern for flag_renumber_insns.
21069 * rtl.h: Remove the prototype for renumber_insns.
21070 * toplev.c (flag_renumber_insns): Remove.
21072 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21074 Revert for x86 darwin:
21075 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21077 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21078 code before the following patch under TARGET_MACHO.
21079 (ix86_function_value_regno_p): Likewise.
21081 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21083 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21086 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21089 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21090 loads to general or fp registers. Add comments.
21091 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21093 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21095 * pointer-set.c (insert_aux): Only return insertion slot.
21096 (pointer_set_insert): Adjust.
21097 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21098 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21099 pointer_map_traverse): New.
21100 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21101 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21102 pointer_map_contains, pointer_map_traverse): Declare.
21104 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21106 PR middle-end/30473
21107 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21108 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21110 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21112 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21114 (struct _dep): New type.
21115 (dep_t): New typedef.
21116 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21117 (DEP_STATUS): New access macro. The macro with the same name was
21118 renamed to DEP_LINK_STATUS.
21119 (dep_init): Declare function
21121 (struct _dep_link): New type.
21122 (dep_link_t): New typedef.
21123 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21124 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21125 (DEP_LINK_STATUS): New macro.
21126 (debug_dep_links): New debug function.
21128 (struct _deps_list): New type.
21129 (deps_list_t): New typedef.
21130 (DEPS_LIST_FIRST): New access macro.
21131 (FOR_EACH_DEP_LINK): New cycle macro.
21132 (create_deps_list, free_deps_list, delete_deps_list): Declare
21134 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21135 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21136 (copy_deps_list_change_con): Ditto.
21138 (move_dep_link): Declare function.
21140 (struct _dep_node): New type.
21141 (dep_node_t): New typedef.
21142 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21144 (struct haifa_insn_data.back_deps): New field to hold backward
21145 dependencies of the insn.
21146 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21148 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21149 Change its type to deps_list_t.
21150 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21151 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21152 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21154 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21156 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21158 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21160 (dep_cost): Declare.
21162 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21163 (ds_to_dk, dk_to_ds): New functions.
21165 (init_dep_1): New static function.
21166 (init_dep): New function.
21167 (copy_dep): New static function.
21169 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21171 (detach_dep_link): New static function.
21172 (move_dep_link): New function.
21174 (dep_links_consistent_p, dump_dep_links): New static functions.
21175 (debug_dep_links): New debugging function.
21177 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21179 (alloc_deps_list, init_deps_list): New static functions.
21180 (create_deps_list): New function.
21181 (clear_deps_list): New static function.
21182 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21183 (deps_list_consistent_p, dump_deps_list): New static functions.
21184 (debug_deps_list): New function.
21185 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21187 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21189 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21190 use new scheduler dependencies lists.
21191 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21192 (sched_analyze): Ditto. Initialize dependencies lists.
21193 (add_forw_dep, compute_forward_dependences): Update to use new
21194 scheduler dependencies lists.
21196 (init_dependency_caches): Init deps_obstack.
21197 (free_dependency_caches): Free deps_obstack.
21199 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21200 new scheduler dependencies lists.
21201 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21202 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21204 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21205 Update to use new scheduler dependencies lists.
21206 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21207 (debug_dependencies): Ditto.
21208 (schedule_region): Update comments.
21210 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21211 scheduler dependencies lists.
21212 (schedule_ebb): Update comments.
21214 * rtl.def (DEPS_LIST): Remove.
21216 * lists.c (unused_deps_list): Remove.
21217 (free_list): Update assertions.
21219 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21220 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21222 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21223 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21225 * haifa-sched.c (comments): Update.
21226 (insn_cost1): Remove. Inline the code into insn_cost ().
21227 (insn_cost): Update to use new scheduler dependencies lists. Move
21228 processing of the dependency cost to dep_cost ().
21229 (dep_cost): New function. Use it instead of insn_cost () when
21230 evaluating cost of the dependency. Use compatible interface to
21231 interact with the target.
21232 (priority): Update to use new scheduler dependencies lists.
21233 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21234 with greater number of insns that depend on the insn.
21235 (schedule_insn): Update to use new scheduler dependencies lists. Add
21236 code to free backward dependencies lists. Inline and optimize code
21237 from resolve_dep () - see PR28071.
21238 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21239 lists. Update call to targetm.sched.is_costly_dependence hook.
21241 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21242 scheduler dependencies lists.
21244 (resolve_dep): Remove. Move the logic to schedule_insn ().
21245 (init_h_i_d): Initialize dependencies lists.
21247 (process_insn_depend_be_in_spec): Rename to
21248 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21249 dependencies lists.
21250 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21251 Update to use new scheduler dependencies lists.
21252 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21254 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21255 new scheduler dependencies lists.
21256 (build_intra_loop_deps): Ditto.
21258 * target.h (struct _dep): Declare to use in
21259 gcc_target.sched.is_costly_dependence.
21260 (struct gcc_target.sched.adjust_cost): Fix typo.
21261 (struct gcc_target.sched.is_costly_dependence): Change signature to
21262 use single dep_t parameter instead of an equivalent triad.
21263 (struct gcc_target.sched.adjust_cost_2): Remove.
21265 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21267 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21269 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21271 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21273 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21274 (REG_DEP_TRUE): Document.
21276 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21277 Change signature to correspond to the targetm.sched.adjust_cost hook.
21278 Update use in TARGET_SCHED_ADJUST_COST_2.
21279 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21280 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21281 new scheduler dependencies lists.
21282 (ia64_gen_check): Ditto.
21284 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21285 scheduler dependencies lists.
21287 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21288 signature to correspond to the targetm.sched.is_costly_dependence hook.
21289 (is_costly_group): Update to use new scheduler dependencies lists.
21291 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21292 instead of INSN_COST () macro.
21294 2007-02-01 Ian Lance Taylor <iant@google.com>
21296 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21298 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21300 * pa.md (tp_load): Correct mfctl instruction syntax.
21302 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21304 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21305 altivec_padding_size calculation on AIX. Improve comment, add
21306 assert to verify that it's right.
21308 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21311 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21313 PR inline-asm/28686
21314 * global.c (global_alloc): Add mising initialization of
21317 2007-02-01 Roger Sayle <roger@eyesopen.com>
21319 * alias.c (init_alias_analysis): Correct whitespace.
21320 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21321 partition_hot_cold_basic_blocks): Likewise.
21322 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21323 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21324 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21325 fold_builtin_snprintf_chk, fold_builtin_printf,
21326 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21327 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21328 * cfgcleanup.c (cleanup_cfg): Likewise.
21329 * cfgexpand.c (tree_expand_cfg): Likewise.
21330 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21331 * function.c (get_next_funcdef_no): Likewise.
21332 * gengtype.c (main): Likewise.
21333 * genmodes.c (main): Likewise.
21334 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21335 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21336 * ifcvt.c (noce_emit_move_insn): Likewise.
21337 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21339 * stor-layout.c (get_best_mode): Likewise.
21340 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21341 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21342 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21343 perform_var_substitution, solve_graph): Likewise.
21344 * tree-vrp.c (vrp_finalize): Likewise.
21346 2007-02-01 Ian Lance Taylor <iant@google.com>
21348 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21349 high part of a paradoxical subreg, return a constant zero.
21351 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21353 * toplev.c (lang_dependent_init): Call init_set_costs.
21354 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21356 2007-02-01 Richard Guenther <rguenther@suse.de>
21358 PR middle-end/30656
21359 * fold-const.c (fold_negate_expr): Allow negating a
21360 constant if overflow does not change.
21362 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21364 * doc/c-tree.texi (Expression trees): Improve markup.
21365 * doc/tm.texi (Register Classes, Addressing Modes)
21366 (Floating Point): Fix spacing after abbreviations. Fix some
21369 2007-02-01 Ben Elliston <bje@au.ibm.com>
21371 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21372 * doc/contrib.texi: Likewise.
21373 * doc/install.texi: Likewise.
21375 2007-01-31 Richard Henderson <rth@redhat.com>
21376 Ian Lance Taylor <iant@google.com>
21378 * lower-subreg.c: New file.
21379 * rtl.def (CONCATN): Define.
21380 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21381 pass_lower_subreg2.
21382 * emit-rtl.c (update_reg_offset): New static function, broken out
21383 of gen_rtx_REG_offset.
21384 (gen_rtx_REG_offset): Call update_reg_offset.
21385 (gen_reg_rtx_offset): New function.
21386 * regclass.c: Revert patch of 2006-03-05, restoring
21388 (clear_reg_info_regno): New function.
21389 * dwarf2out.c (concatn_loc_descriptor): New static function.
21390 (loc_descriptor): Handle CONCATN.
21391 * common.opt (fsplit_wide_types): New option.
21392 * opts.c (decode_options): Set flag_split_wide_types when
21394 * timevar.def (TV_LOWER_SUBREG): Define.
21395 * rtl.h (gen_reg_rtx_offset): Declare.
21396 (reg_scan_update): Declare.
21397 * regs.h (clear_reg_info_regno): Declare.
21398 * tree-pass.h (pass_lower_subreg): Declare.
21399 (pass_lower_subreg2): Declare.
21400 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21401 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21402 -fsplit-wide-types.
21403 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21404 * Makefile.in (OBJS-common): Add lower-subreg.o.
21405 (lower-subreg.o): New target.
21407 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21409 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21411 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21414 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21416 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21418 PR middle-end/29335
21419 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21421 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21423 * cfgloop.h: Include vec-prim.h.
21424 (enum li_flags): Remove LI_ONLY_OLD.
21425 (loop_iterator): Changed.
21426 (fel_next, fel_init): Iterate over loop tree.
21427 (FOR_EACH_LOOP_BREAK): New macro.
21428 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21430 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21431 * modulo-sched.c (sms_schedule): Ditto.
21432 * tree-vectorizer.c (vectorize_loops): Ditto.
21433 * doc/loop.texi: Update information on loop numbering and behavior of
21434 FOR_EACH_LOOP wrto new loops.
21435 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21436 add_to_evolution_1): Test nestedness of loops instead of comparing
21438 * tree-chrec.c (chrec_fold_plus_poly_poly,
21439 chrec_fold_multiply_poly_poly, chrec_evaluate,
21440 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21441 reset_evolution_in_loop): Ditto.
21442 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21444 2007-01-31 Dirk Mueller <dmueller@suse.de>
21446 * c-common.c (warn_about_parentheses): Separate warning about
21447 un-parenthized sequence of comparison operators from the one
21448 which is supposed to warn about x <= y <= z.
21450 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21452 * optabs.h (enum optab_index): Add new OTI_isinf.
21453 (isinf_optab): Define corresponding macro.
21454 * optabs.c (init_optabs): Initialize isinf_optab.
21455 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21457 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21458 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21460 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21461 expand_builtin_interclass_mathfn.
21462 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21463 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21464 (fxam<mode>2_i387): New insn pattern.
21465 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21466 built-in functions as x87 inline asm.
21468 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21470 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21472 2007-01-30 Eric Christopher <echristo@apple.com>
21474 * config.gcc: Add geode.
21476 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21478 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21479 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21480 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21481 value-prof.c: Fix comment typos.
21483 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21486 * doc/invoke.texi (Wpointer-arith): Document warning.
21488 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21490 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21491 the list of discrepancies from the draft TR.
21493 2007-01-30 Dirk Mueller <dmueller@suse.de>
21496 * doc/invoke.texi (-Wreturn-type): Update description to
21497 match new behavior.
21499 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21501 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21503 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21505 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21506 to handle optabs that operate on floating point input argument and
21507 output to integer output.
21508 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21509 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21510 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21511 expand_builtin_interclass_mathfn ().
21512 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21513 (ilogbsi2): Remove.
21514 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21515 ilogbl built-in functions as x87 intrinsics.
21517 2007-01-30 Richard Guenther <rguenther@suse.de>
21519 PR middle-end/27657
21520 * dwarf2out.c (reference_to_unused): Query varpool if the
21521 variable was output.
21523 2007-01-30 Richard Guenther <rguenther@suse.de>
21525 PR middle-end/30313
21526 * passes.c (execute_one_pass): Reset in_gimple_form to not
21527 confuse non-unit-at-a-time mode.
21529 2007-01-29 Roger Sayle <roger@eyesopen.com>
21530 Richard Guenther <rguenther@suse.de>
21532 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21533 avoid undefined behaviour on overflow. Use force_fit_type_double
21534 to construct the constant with the specified TREE_OVERFLOW.
21536 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21538 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21539 * config/dfp-bit.h: Ditto.
21541 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21543 * c-decl.c (pop_scope): Replace warnings with call to
21544 warn_for_unused_label.
21545 * c-common.h (warn_for_unused_label): Declare.
21546 * c-common.c (warn_for_unused_label): Define.
21548 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21550 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21553 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21555 * Makefile.in (USER_H): Remove decfloat.h.
21556 * ginclude/decfloat.h: Delete, moving contents to ...
21557 * ginclude/float.h: Add support for decimal floating point,
21558 guarded by __STDC_WANT_DEC_FP__.
21560 2007-01-29 Mike Stump <mrs@apple.com>
21562 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21563 Analysis and Representation to resolve case insensitive conflict.
21564 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21566 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21568 * tree.h (struct tree_memory_tag): Add aliases member.
21569 (MTAG_ALIASES): New macro.
21570 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21571 (add_may_alias): Remove pointer-set. Update for may_aliases being
21573 (mark_aliases_call_clobbered): Update for may_aliases being a
21575 (compute_tag_properties): Ditto.
21576 (create_partition_for): Ditto.
21577 (compute_memory_partitions): Ditto.
21578 (dump_may_aliases_for): Ditto.
21579 (is_aliased_with): Ditto.
21580 (add_may_alias_for_new_tag): Ditto.
21581 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21582 (compute_is_aliased): New function.
21583 (compute_may_aliases): Call compute_is_aliased).
21584 (init_alias_info): Initialize alias_bitmap_obstack.
21585 (union_alias_set_into): New function.
21586 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21587 (have_common_aliases_p): Rewrite to take two bitmaps and use
21589 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21590 Update for bitmaps.
21591 (finalize_ref_all_pointers): Update for add_may_alias changes.
21592 (new_type_alias): Ditto.
21593 * tree-flow-inline.h (may_aliases): Return a bitmap.
21594 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21595 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21596 may_aliases being a bitmap.
21597 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21598 may_aliases now returns a bitmap.
21599 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21601 * tree-ssa-operands.c (add_virtual_operand): Update for
21602 may_aliases being a bitmap.
21604 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21606 PR tree-optimization/30630
21607 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21608 variable as changed.
21610 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21613 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21614 expanded only once even if an error occurs.
21616 2007-01-29 Ben Elliston <bje@au.ibm.com>
21618 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21619 (__gcov_average_profiler): Likewise.
21620 (__gcov_ior_profiler): Likewise.
21621 (__gcov_merge_ior): Likewise.
21623 2007-01-28 Jan Hubicka <jh@suse.cz>
21625 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21626 * value-prof.c (stringop_block_profile): Likewise.
21628 2007-01-28 Jan Hubicka <jh@suse.cz>
21630 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21631 Add variant handling histograms; add wrapper.
21632 (clear_storage_via_libcall): Export.
21633 (emit_block_move_hints): Break out from ...; add histograms.
21634 (emit_block_move): ... this one.
21635 (clear_storage_hints): Break out from ...; add histograms.
21636 (clear_storage): ... this one.
21637 (set_storage_via_memset): Handle histogram.
21638 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21639 (clear_storage_hints, clear_storage_via_libcall): Declare.
21640 (set_storage_via_setmem): Update prototype.
21641 * doc/md.texi (movmem, setmem): Document new arguments.
21643 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21644 Add new histograms.
21645 (stringop_block_profile): New global function.
21646 (tree_stringops_values_to_profile): Profile block size and alignment.
21647 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21649 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21650 (stringop_block_profile): Declare.
21651 * builtins.c: Include value-prof.h.
21652 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21653 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21654 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21655 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21656 * profile.c (instrument_values): Add new counters.
21657 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21659 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21660 (tree_init_edge_profiler): Build new profilers.
21661 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21662 (pass_tree_profile): Add dump.
21663 (tree_profile_hooks): Update.
21664 * Makefile.in (LIBGCOV): Add new constants.
21665 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21666 __gcov_ior_profiler): New.
21667 * i386.md (movmem/setmem expanders): Add new optional arguments.
21669 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21671 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21673 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21675 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21676 (tree_unswitch_single_loop): Pass eni_size_weights to
21677 tree_num_loop_insns.
21678 * tree-ssa-loop-manip.c: Include tree-inline.h.
21679 (can_unroll_loop_p): Pass eni_size_weights to
21680 tree_num_loop_insns.
21681 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21682 Pass eni_size_weights to estimate_num_insns.
21683 * tree.h (init_inline_once): Export.
21684 * toplev.c (backend_init): Call init_inline_once.
21685 * cgraphunit.c (cgraph_process_new_functions,
21686 cgraph_analyze_function): Pass eni_inlining_weights to
21687 estimate_num_insns.
21688 * ipa-inline.c (compute_inline_parameters): Ditto.
21689 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21690 to estimate_num_insns.
21691 (try_unroll_loop_completely): Pass eni_size_weights to
21692 tree_num_loop_insns.
21693 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21694 ot estimate_num_insns.
21695 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21696 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21697 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21698 eni_time_weights): New variables.
21699 (init_inline_once): Initialize them.
21700 (struct eni_data): Mew.
21701 (estimate_num_insns_1, estimate_num_insns): Use weights.
21702 * tree-inline.h (struct eni_weights_d): New.
21703 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21704 (estimate_num_insns): Declaration changed.
21705 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21706 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21707 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21709 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21711 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21712 relations in the conflict function is valid.
21714 2007-01-27 Ian Lance Taylor <iant@google.com>
21716 * common.opt: Add fstrict-overflow.
21717 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21718 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21719 (TYPE_OVERFLOW_UNDEFINED): Define.
21720 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21722 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21723 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21724 (fold_negate_expr): Likewise.
21725 (make_range): Likewise.
21726 (extract_muldiv_1): Likewise.
21727 (maybe_canonicalize_comparison): Likewise.
21728 (fold_comparison): Likewise.
21729 (fold_binary): Likewise.
21730 (tree_expr_nonnegative_p): Likewise.
21731 (tree_expr_nonzero_p): Likewise.
21732 * tree-vrp.c (compare_values): Likewise.
21733 (extract_range_from_binary_expr): Likewise.
21734 (extract_range_from_unary_expr): Likewise.
21735 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21737 (nowrap_type_p): Likewise.
21738 * tree-scalar-evolution.c (simple_iv): Likewise.
21739 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21740 (build_range_check): Likewise.
21741 (extract_muldiv_1): Likewise.
21742 (fold_comparison): Likewise.
21743 * tree-vrp.c (vrp_int_const_binop): Likewise.
21744 (extract_range_from_unary_expr): Likewise.
21745 * convert.c (convert_to_integer): Likewise.
21746 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21747 (fold_comparison): Likewise.
21748 (fold_binary): Likewise.
21749 * optabs.c (optab_for_tree_code): Likewise.
21750 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21751 * simplify-rtx.c (simplify_const_relational_operation): Check
21752 flag_strict_overflow and flag_trapv.
21753 (simplify_const_relational_operation): Likewise.
21754 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21755 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21758 2007-01-27 Roger Sayle <roger@eyesopen.com>
21760 * tree.c (tree_fold_gcd): Delete.
21761 * tree.h (tree_fold_gcd): Remove prototype.
21762 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21763 test whether one constant integer is a multiple of another. Instead
21764 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21765 * fold-const.c (multiple_of_p): We've determined both TOP and
21766 BOTTOM are integer constants so we can call int_const_binop directly
21767 instead of the more generic const_binop.
21769 2007-01-27 Roger Sayle <roger@eyesopen.com>
21771 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21772 1*X check that the constant hasn't overflowed, to preserve the
21774 (round_up): Provide an efficient implementation when rouding-up an
21775 INTEGER_CST to a power-of-two.
21777 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21779 * doc/sourcebuild.texi: Add comma for clarity.
21780 * doc/extend.texi: Fix some typos.
21781 * doc/passes.texi: Likewise.
21782 * doc/cppinternals.texi: Likewise.
21783 * doc/c-tree.texi: Likewise.
21784 * doc/tree-ssa.texi: Likewise.
21785 * doc/install.texi: Likewise.
21787 2007-01-27 Jan Hubicka <jh@suse.cz>
21789 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21790 (pass_sra): Do not require alias information.
21791 * passes.c (init_optimization_passes): Add SRA
21793 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21795 * tracer.c (rest_of_handle_tracer): We already cleaned
21796 up the CFG in tracer() so don't do it here again.
21797 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21798 cleanup_cfg here, either. And don't call renumber_insns.
21800 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21801 and BB_HEAD are in the insn stream here. Instead make sure
21802 that BB_INSN is valid on all insns. Also, do check here that
21803 there are no pending branch predictions...
21804 (rtl_verify_flow_info): ...instead of doing it here. Checks
21805 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21808 2007-01-26 Roger Sayle <roger@eyesopen.com>
21810 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21811 function to simplify/factorize operand order canonicalization.
21812 (ix86_fixup_binary_operands): Reorganize using the above function.
21813 (ix86_binary_operator_ok): Likewise.
21815 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21817 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21818 file scope from optimize_attrs.
21819 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21821 (optimize_attrs): Clear insn_code_values after freeing it.
21823 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21825 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21826 a parts.base assignment.
21828 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21830 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21831 (compute_subscript_distance, initialize_data_dependence_relation,
21832 finalize_ddr_dependent, analyze_ziv_subscript,
21833 analyze_siv_subscript_cst_affine,
21834 compute_overlap_steps_for_affine_univar,
21835 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21836 analyze_siv_subscript, analyze_miv_subscript,
21837 analyze_overlapping_iterations, subscript_dependence_tester_1,
21838 compute_self_dependence, free_dependence_relation): Work
21839 with affine_fn instead of chrecs.
21840 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21841 common_affine_function, affine_function_base,
21842 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21843 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21844 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21845 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21846 (all_chrecs_equal_p): Removed.
21847 * tree-data-ref.h (affine_fn, conflict_function): New types.
21848 (struct subscript): Change type of conflicting_iterations_in_a
21849 and conflicting_iterations_in_b.
21851 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21854 * config/pa/pa.h (TARGET_HPUX_11): New.
21855 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21856 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21858 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21859 Richard Guenther <rguenther@suse.de>
21861 * tree-ssa-structalias.c (solve_graph): Handle case
21862 we merged the variable to another.
21864 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21866 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21869 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21870 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21872 2007-01-25 DJ Delorie <dj@redhat.com>
21874 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21875 allow changes to modes which don't fit in those registers.
21877 * reload1.c (choose_reload_regs): Check for invalid subregs before
21878 computing their locations, not after.
21880 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21883 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21884 save Altivec registers in an eh_return function.
21885 (compute_vrsave_mask): Likewise.
21886 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21887 for saving Altivec registers.
21888 (rs6000_emit_prologue): Don't allocate stack twice in
21889 eh_return function. Correct expected value of altivec_save_offset
21890 when using save_world. Describe save of R0 to stack when using
21891 save_world. Describe stack pointer adjustment when using
21892 save_world. Remove duplicated eh_return parameter register saving.
21893 Update sp_offset variable after save_world.
21894 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21896 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21897 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21900 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21902 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21904 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21907 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21908 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21910 2007-01-25 Richard Guenther <rguenther@suse.de>
21912 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21913 * common.opt (-Wcoverage-mismatch): New warning option.
21914 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21915 if -Wcoverage-mismatch is given.
21917 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21919 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21920 (ipcp_driver): Change to static definition.
21921 Add dumping of the ifunctions.
21922 (constant_val_insert): Remove unused parameter. Support for SSA.
21923 (ipcp_propagate_const): Support for SSA.
21924 (ipcp_profile_bb_print): Print only analyzed nodes.
21925 (ipcp_replace_map_create): Remove support for Fortran constant
21927 * ipa-prop.c (ipa_method_modify_stmt,
21928 ipa_callsite_compute_param): Support for SSA.
21929 * ipa-prop.h (ipcp_driver): Remove declaration.
21930 (IS_VALID_TREE_MAP_INDEX): Add define.
21932 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21934 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21936 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21938 PR middle-end/30447
21939 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21940 constant argument to cabs and do it without checking for
21941 -funsafe-math-optimizations.
21943 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21945 * c-common.h (RID_FIRST_CXX0X): New.
21946 (RID_LAST_CXX0X): New.
21947 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21949 * c.opt (Wc++0x-compat): New.
21950 * doc/invoke.texi (-Wc++0x-compat): Document.
21952 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21954 * builtins.c (fold_builtin_carg): New.
21955 (fold_builtin_1): Use it.
21957 2007-01-24 Jan Hubicka <jh@suse.cz>
21959 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21961 * ipa-inline.c (initial_insns, max_insns): Delete.
21962 (compute_max_insns): New function.
21963 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21964 amount of insns as base for code growth.
21965 (cgraph_decide_inlining): Make initial_insns local; do not compute
21967 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21968 * doc/invoke.texi (inline-unit-growth): Update docs.
21970 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21972 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21973 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21974 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21975 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21976 for CPUs that have PTA_CX16 set.
21978 PR middle-end/27416
21979 * gimplify.c (omp_check_private): New function.
21980 (gimplify_scan_omp_clauses): Use it for
21981 firstprivate/lastprivate/reduction.
21983 PR middle-end/30494
21984 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21985 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21987 PR middle-end/30421
21988 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21989 If lower_lastprivate_clauses emits some statements, append them
21990 to dlist rather than body_p and to body_p append an initializer.
21991 (lower_omp_for): Adjust caller.
21993 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21995 * target.h (globalize_decl_name): New.
21996 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21997 * output.h (default_globalize_decl_name): New.
21998 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22000 (globalize_decl): Ditto.
22001 (default_globalize_decl_name): New.
22002 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22003 (ia64_handle_version_id_attribute): New.
22004 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22005 (ia64_asm_output_external): Use globalize_decl_name instead
22006 of globalize_label.
22007 * doc/extend.texi (version_id): New pragma.
22008 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22010 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22012 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22013 _uleb128_t and _Unwind_SWord with _sleb128_t.
22014 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22015 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22017 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22018 * unwind-pe.h (read_uleb128, read_sleb128,
22019 read_encoded_value_with_base): Likewise.
22020 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22022 2007-01-24 Richard Guenther <rguenther@suse.de>
22024 * builtins.c (expand_builtin_cexpi): Get the fndecl
22025 for cexp in the correct way.
22027 2007-01-24 Jan Hubicka <jh@suse.cz>
22029 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22032 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22034 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22035 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22036 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22037 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22038 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22039 __SIZEOF_PTRDIFF_T__.
22040 * doc/cpp.texi: Documentation for the new builtin macros added.
22042 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22044 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22045 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22046 instead of operands[2] to avoid access past the end of array.
22048 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22050 * reload1.c (emit_reload_insns): Pass the reload register
22051 for a non-spill output reload through forget_old_reloads_1.
22053 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22055 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22056 _SOFT_DOUBLE if doubles use software floating-point.
22057 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22058 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22059 * config/rs6000/darwin-ldouble.c: Also compile functions for
22060 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22061 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22062 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22063 commented-out long double override.
22064 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22065 * config/rs6000/eabispe.h: Likewise.
22066 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22067 long double for non-SPE.
22068 (rs6000_handle_option): Likewise.
22069 (invalid_e500_subreg): Disallow more subregs involding DImode,
22070 DFmode, TImode or TFmode.
22071 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22073 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22075 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22076 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22078 (rs6000_legitimate_address): Also check for TFmode for E500
22080 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22081 (spe_build_register_parallel): Handle TFmode and TCmode.
22082 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22084 (function_arg): Handle TFmode and TCmode for E500 double.
22085 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22087 (print_operand): Handle TFmode and TImode for %y.
22088 (rs6000_generate_compare): Handle TFmode comparisons for E500
22090 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22091 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22092 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22093 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22094 TFmode for E500 double.
22095 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22096 (floatsidf2): Enable for E500 double.
22097 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22098 (extenddftf2): Change to extenddftf2_fprs.
22099 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22100 depending on TARGET_E500_DOUBLE.
22101 (extendsftf2): Enable for E500 double.
22102 (trunctfdf2): Enable for E500 double.
22103 (trunctfsf2): Change to trunctfsf2_fprs.
22104 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22105 depending on TARGET_E500_DOUBLE.
22106 (floatsitf2): Enable for E500 double.
22107 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22108 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22109 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22110 (negtf2): Change to negtf2_internal.
22111 (negtf2): New expander.
22112 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22113 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22114 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22115 (movdi_internal32): Use rs6000_nonimmediate_operand.
22116 (unnamed splitter): Likewise.
22117 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22118 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22119 (SPE64TF, DITI): New mode macros.
22120 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22123 (frob_<mode>_di_2): New.
22124 (frob_tf_di_8_2): New.
22125 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22127 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22129 (frob_ti_<mode>_8_2): New.
22130 (frob_ti_tf_2): New.
22131 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22132 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22134 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22135 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22136 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22137 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22138 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22139 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22142 2007-01-23 Ian Lance Taylor <iant@google.com>
22144 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22146 (OBJS-archive): Reformat, alphabetize.
22147 (OBJS): Change out_object_file to OBJS-md.
22149 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22151 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22152 JUMP_P and CALL_P predicates where applicable.
22153 * config/i386/i386.c: Ditto.
22154 * config/i386/i386.md: Ditto.
22155 * config/i386/mmx.md: Ditto.
22156 * config/i386/predicates.md: Ditto.
22158 2007-01-22 Andreas Schwab <schwab@suse.de>
22160 * config/m68k/m68k.h: Fix comment.
22162 2007-01-22 Jan Hubicka <jh@suse.cz>
22164 * passes.c (init_optimization_passes): Do not rerun
22165 pass_early_warn_uninitialized.
22167 2007-01-22 Richard Guenther <rguenther@suse.de>
22169 PR tree-optimization/30038
22170 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22172 (execute_cse_sincos_1): Likewise.
22173 (execute_cse_sincos): Likewise.
22174 (gate_cse_sincos): Likewise.
22175 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22176 the cexpi() canonicalization of sincos().
22177 * tree-pass.h (pass_cse_sincos): Declare.
22178 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22180 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22182 PR rtl-optimization/29329
22183 * combine.c (replaced_rhs_insn): Rename to i2mod.
22184 (replaced_rhs_value): Rename to i2mod_new_rhs.
22185 (i2mod_old_rhs): New global variable.
22186 (combine_instructions): Adjust for above change. Save a copy of
22187 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22188 note are substituted in the second instruction.
22189 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22190 ditch the note if it pertains to the second eliminated register
22191 and this register is mentioned in i2mod_old_rhs.
22194 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22196 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22197 the insn to which the note was originally attached.
22199 2007-01-21 Jan Hubicka <jh@suse.cz>
22201 * ipa-inline.c (inlining_mode): Comment, move up.
22202 (cgraph_decide_inlining_incrementally): Do not perform inlining
22203 itself; fix handling of flattening of self recursive functions.
22204 (cgraph_find_cycles): Remove.
22205 (cgraph_flatten_node): Remove.
22206 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22207 (try_inline): New function.
22208 (cgraph_early_inlining): Update call of
22209 cgraph_decide_inlining_incrementally. Apply inlining here.
22210 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22212 2007-01-21 Dirk Mueller <dmueller@suse.de>
22215 * tree-vrp.c (check_array_bounds): do not warn
22216 about ADDR_EXPR's of ARRAY_REF's which are immediately
22217 used in binary expressions.
22219 2007-01-21 Ira Rosen <irar@il.ibm.com>
22221 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22222 read_write_dep and macros for its access.
22223 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22224 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22225 argument, call vect_check_interleaving for every independent pair of
22226 data-refs. Mark loads that access the same memory location as a store
22228 (vect_check_dependences): Remove.
22229 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22230 call, fix the call to vect_analyze_data_ref_dependence.
22231 (vect_analyze_data_ref_access): For statements that access the same
22232 data-ref, check that they are not stores; for loads, check that there
22233 is no store that access the same location.
22235 2007-01-20 Roger Sayle <roger@eyesopen.com>
22236 Joseph Myers <joseph@codesourcery.com>
22238 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22239 (-fdump-rtl-stack): Likewise.
22240 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22241 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22242 (-mpt-fixed): Use @minus{} for minus sign.
22243 (Using Precompiled Headers): Fix under/overfull hbox.
22245 2007-01-20 Jan Hubicka <jh@suse.cz>
22247 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22248 place within annotation.
22250 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22252 * pa.c (output_move_double): Change array size of xoperands to 4.
22254 2007-01-20 Jan Hubicka <jh@suse.cz>
22256 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22259 2007-01-19 Ian Lance Taylor <iant@google.com>
22261 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22262 constant to unsigned HOST_WIDE_INT before negating.
22264 2007-01-19 Ian Lance Taylor <iant@google.com>
22266 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22268 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22269 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22270 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22271 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22272 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22273 (realloc_vdef, realloc_vuse): Change second parameter to
22275 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22276 fields to unsigned.
22277 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22278 unsigned. Change x and lim locals to unsigned.
22279 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22281 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22282 (copy_virtual_operands): Change i and n locals to unsigned.
22284 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22286 PR middle-end/29335
22287 * builtins.c (fold_builtin_1): Handle builtin fdim.
22289 2007-01-20 Jan Hubicka <jh@suse.cz>
22291 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22292 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22293 init_alias_heapvars.
22294 (init_alias_heapvars): Initialize only when not already initialized.
22295 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22297 2007-01-19 Roger Sayle <roger@eyesopen.com>
22299 * common.opt (fsigned-zeros): New command line option.
22300 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22301 of flag_unsafe_math_optimizations.
22302 * opts.c (set_fast_math_flags): The -ffast-math command line option
22303 implies -fno-signed-zeros.
22304 (fast_math_flags_set_p): Likewise.
22306 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22307 the documentation of -ffast-math appropriately. Wrap long lines.
22309 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22311 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22312 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22314 2007-01-19 Tomas Bily <tbily@suse.cz>
22316 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22318 (tree_init_ic_make_global_vars): New function
22319 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22320 (tree_gen_ic_profiler): New function
22321 (tree_gen_ic_func_profiler): New function
22322 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22323 (tree_profile_hooks): Added hook for indirec/virtual calls
22324 * value-prof.c (tree_find_values_to_profile): New case for
22326 (tree_values_to_profile): Call for determining indirect/virtual
22328 (tree_indirect_call_to_profile): New function
22329 (tree_ic_transform): New function
22330 (tree_ic): New function
22331 (find_func_by_pid): New function
22332 (init_pid_map): New function
22333 (tree_value_profile_transformations): Added check for
22334 indirect/virtual call transformation
22335 * value-prof.h (enum hist_type): New counter type for
22336 indirect/virtual calls
22337 (profile_hooks): Added new hook for profiling indirect/virtual
22339 * profile.c (instrument_values): New case for indirect/virtual
22341 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22342 (GCOV_COUNTER_V_INDIR): New counter type
22343 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22344 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22346 * cgraph.c: Definition of cgraph_max_pid
22347 (cgraph_create_node): Default init of pid attribute
22348 * cgraph.h: Declaration of cgraph_max_pid
22349 (struct cgraph_node): Added pid attribute
22350 * libgcov.c (__gcov_indirect_call_profiler): New function
22351 (__gcov_one_value_profiler_body): New function
22352 (__gcov_one_value_profiler): Body was moved to
22353 __gcov_one_value_profiler_body and calls it
22355 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22357 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22358 * gengtype.c (write_types_data, write_func_for_structure,
22359 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22360 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22361 (walk_type, write_func_for_structure): Generate the mark_hook if
22364 2007-01-19 Jan Hubicka <jh@suse.cz>
22366 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22367 'early' argument take inlining mode argument specifying whether to
22368 inline for size/speeed or all functions; add support for flattening;
22370 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22372 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22375 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22376 the name of the declared identifier.
22378 2007-01-19 Dirk Mueller <dmueller@suse.de>
22380 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22381 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22382 duplicate evaluation.
22384 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22386 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22387 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22388 to XFMode, use acosxf2 and truncate result to requested mode.
22389 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22390 (asin<mode>2): Similarly, with asin expanders.
22391 (*fscalexf4_i387): Rename from *fscalexf4.
22392 (expNcorexf3): New expander.
22393 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22394 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22395 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22396 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22397 patterns for SSE math.
22398 (exp10<mode>2): Similarly, with exp10 expanders.
22399 (exp2<mode>2): Similarly, with exp2 expanders.
22400 (expm1<mode>2): Similarly, with expm1 expanders.
22401 (ldexp<mode>3): Similarly, with ldexp expanders.
22402 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22403 Use gen_truncxf<mode>2_i387_noop to truncate result.
22405 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22407 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22408 for ColdFire targets.
22410 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22411 Richard Sandiford <richard@codesourcery.com>
22413 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22414 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22415 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22416 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22417 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22418 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22420 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22422 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22423 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22424 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22425 (*adddi_dilshr32_cf): New pattern.
22426 (adddi3, subdi3): Remove first alternatives.
22428 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22430 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22431 implemented using move.l, do not use its cc result for floating-point
22434 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22436 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22437 from accepting 's' constraints if flag_pic.
22439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22441 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22442 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22443 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22444 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22446 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22448 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22449 ColdFire alternatives.
22450 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22451 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22452 architectures that support ff1 instruction.
22454 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22455 Julian Brown <julian@codesourcery.com>
22457 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22458 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22459 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22462 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22464 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22466 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22467 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22468 HOST_WIDE_INT instead of an rtx.
22469 (m68k_rtx_costs): Update call accordingly.
22470 (output_move_const_into_data_reg): Likewise. Fix formatting.
22471 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22473 (output_move_simode_const): Update calls after above changes.
22474 Rework to use automatic variables and predicates like MEM_P.
22475 * config/m68k/m68k.md (pushexthisi_const): Update call to
22478 2007-01-19 Dirk Mueller <dmueller@suse.de>
22480 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22481 in dump_flags test.
22483 2007-01-19 Richard Guenther <rguenther@suse.de>
22485 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22486 via cexp in case sincos is not available.
22488 2007-01-19 Richard Guenther <rguenther@suse.de>
22490 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22491 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22492 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22493 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22494 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22495 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22496 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22497 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22499 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22501 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22503 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22504 (atan2xf3): Directly generate RTL pattern.
22505 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22506 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22507 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22508 disable patterns for SSE math.
22509 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22510 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22511 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22512 disable patterns for SSE math.
22514 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22516 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22518 2007-01-18 Roger Sayle <roger@eyesopen.com>
22520 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22521 VIEW_CONVERT_EXPR to the same type as it's operand.
22523 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22525 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22526 configured for long double 128.
22528 2007-01-18 Mike Stump <mrs@apple.com>
22530 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22533 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22535 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22538 2007-01-18 Jan Hubicka <jh@suse.cz>
22540 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22541 greater than NUM_VOP_FREE_BUCKETS.
22543 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22545 * tree-ssa-structalias.c: Update comments.
22546 (ptabitmap_obstack): Removed.
22547 (pta_obstack): New.
22548 (oldpta_obstack): Ditto.
22549 (stats): Add a few members.
22550 (struct variable_info): Remove node, complex, address_taken, and
22551 indirect_target members. Add oldsolution member.
22552 (new_var_info): Do not initialize removed members.
22553 (constraint_expr_type): Remove INCLUDES.
22554 (constraint_graph): Add size, implicit_preds, rep,
22555 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22556 (FIRST_REF_NODE): New macro.
22557 (LAST_REF_NODE): Ditto.
22558 (FIRST_ADDR_NODE): Ditto.
22559 (find): New function.
22561 (dump_constraint): Do not handle INCLUDES.
22562 (insert_into_complex): Do not insert duplicate constraints.
22563 (condense_varmap_nodes): Renamed and rewritten into ...
22564 (merge_node_constraints): This. Also fix bug in handling of
22565 offseted copy constraints.
22566 (clear_edges_for_node): No longer need to deal with preds at all,
22567 or removing associated preds/succs.
22568 (merge_graph_nodes): Deal with indirect_cycles.
22569 Don't deal with predecessors.
22570 (add_implicit_graph_edge): New function.
22571 (add_pred_graph_edge): Ditto.
22572 (add_graph_edge): Don't deal with predecessors.
22573 (build_constraint_graph): Removed.
22574 (build_pred_graph): New function.
22575 (build_succ_graph): Ditto.
22576 (struct scc_info): Removed in_component. Added roots, dfs, and
22577 node_mapping. Remove visited_index, unification_queue.
22578 (scc_visit): Deal with union-find we do now.
22579 Deal with cycles with REF nodes.
22580 (collapse_nodes): Renamed and rewritten to ...
22581 (unify_nodes): This.
22582 (process_unification_queue): Removed.
22583 (topo_visit): Cleanup
22584 (do_da_constraint): Use find.
22585 (do_sd_constraint): Ditto.
22586 (do_ds_constraint): Ditto.
22587 (do_complex_constraint): Ditto.
22588 (init_scc_info): Update for removed and added members.
22589 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22590 (find_indirect_cycles): This.
22591 (equivalence_class): New variable.
22592 (label_visit): New function.
22593 (perform_variable_substitution): Rewritten.
22594 (free_var_substitution_info): New function.
22595 (find_equivalent_node): Ditto.
22596 (move_complex_constraints): Ditto.
22597 (eliminate_indirect_cycles): Ditto.
22598 (solve_graph): Only propagate changed bits.
22599 Use indirect cycle elimination.
22601 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22602 (tree_id_eq): Renamed to ...
22603 (tree_vi_eq): This. Update for member change
22604 (insert_id_for_tree): Renamed and rewritten to ...
22605 (insert_vi_for_tree): This.
22606 (lookup_id_for_tree): Renamed and rewritten to ...
22607 (lookup_vi_for_tree): This.
22608 (get_id_for_tree): Renamed and rewritten to ...
22609 (get_vi_for_tree): Ditto.
22610 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22611 (process_constraint): Don't handle INCLUDES.
22612 Remove special ADDRESSOF case.
22613 (find_func_aliases): Rewrite to use vi functions instead of id
22615 (create_function_info_for): Ditto.
22616 (create_variable_info_for): Ditto.
22617 (intra_create_variable_infos): Ditto.
22618 (merge_smts_into): Ditto.
22619 (find_what_p_points_to): Ditto.
22620 (init_base_vars): Ditto.
22621 (init_alias_vars): Ditto.
22622 (remove_preds_and_fake_succs): New function.
22623 (dump_sa_points_to_info): Dump new stats.
22624 (dump_solution_for_var): Use find.
22625 (set_used_smts): Fix formatting.
22626 (compute_points_to_sets): Updated for new functions.
22627 (ipa_pta_execute): Ditto.
22629 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22630 Richard Sandiford <richard@codesourcery.com>
22632 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22634 * calls.c (expand_call): If the return value is a PARALLEL,
22635 extract its first member.
22636 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22637 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22638 use FUNCTION_EXTRA_EPILOGUE.
22639 (m68k_function_value): Return a PARALLEL if the return value
22640 is of a pointer type.
22641 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22642 (FUNCTION_EXTRA_EPILOGUE): Remove.
22643 * config/m68k/m68k.md (D0_REG): New constant.
22645 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22647 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22648 output a NOP for empty epilogues.
22650 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22652 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22653 before function. Extend register save check to include all
22654 registers, not just integer ones.
22656 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22658 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22659 (m68k_use_return_insn): ...this.
22660 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22661 * config/m68k/m68k.c (use_return_insn): Rename to...
22662 (m68k_use_return_insn): ...this.
22663 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22664 of USE_RETURN_INSN.
22666 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22668 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22669 nearest even, fix denormal rounding overflow.
22671 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22673 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22674 f%$smove and f%$move.
22675 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22676 (extendsfdf2_cf): Use fdmove instead of f%&move.
22677 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22678 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22680 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22682 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22685 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22687 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22688 (coldfire_single_format): Declare.
22689 (coldfire_double_format): Likewise.
22690 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22691 of qnan_msb_set to determine the lower bits of a canonical
22693 (encode_ieee_double): Likewise.
22694 (encode_ieee_quad): Likewise.
22695 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22696 (mips_single_format): Likewise.
22697 (ieee_double_format): Likewise.
22698 (mips_double_format): Likewise.
22699 (ieee_extended_motorola_format): Likewise.
22700 (ieee_extended_intel_96_format): Likewise.
22701 (ieee_extended_intel_128_format): Likewise.
22702 (ieee_extended_intel_96_round_53_format): Likewise.
22703 (ibm_extended_format): Likewise.
22704 (mips_extended_format): Likewise.
22705 (ieee_quad_format): Likewise.
22706 (mips_quad_format): Likewise.
22707 (vax_f_format): Likewise.
22708 (vax_d_format): Likewise.
22709 (vax_g_format): Likewise.
22710 (i370_single_format): Likewise.
22711 (i370_double_format): Likewise.
22712 (decimal_single_format): Likewise.
22713 (decimal_double_format): Likewise.
22714 (decimal_quad_format): Likewise.
22715 (c4x_single_format): Likewise.
22716 (c4x_extended_format): Likewise.
22717 (real_internal_format): Likewise.
22718 (coldfire_single_format): New real_format.
22719 (coldfire_double_format): Likewise.
22720 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22721 canonical_nan_lsbs_set.
22722 (pdp11_d_format): Likewise.
22723 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22724 if TARGET_COLDFIRE_CPU.
22726 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22728 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22729 (output_call, m68k_legitimize_call_address): Declare.
22730 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22731 parenthesees. Add support for a 'W' constraint.
22732 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22733 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22734 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22735 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22737 (override_options): Initialize them. Do not set flag_no_function_cse
22738 for TARGET_ID_SHARED_LIBRARY.
22739 (m68k_output_pic_call): Delete.
22740 (m68k_legitimize_call_address): New function.
22741 (print_operand): Remove the %o prefix. Handle the %p prefix.
22742 (output_call): New function.
22743 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22744 target address from the GOT if symbolic jumps are not allowed.
22745 * config/m68k/m68k.md (call, general_operand): Do not set
22746 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22747 Merge separate flag_pic and !flag_pic define_insns into...
22748 (*call, *call_value): ...these new patterns. Match the address
22749 rather than the containing MEM and require it to be a call_operand.
22750 Use output_call to generate the asm template.
22751 * config/m68k/predicates.md (const_call_operand): New predicate.
22752 (call_operand): Likewise.
22754 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22756 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22757 (STACK_GROWS_DOWNWARD): Define to 1.
22758 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22759 comments, emphasizing that these values are only defaults.
22760 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22761 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22763 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22765 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22767 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22768 Richard Sandiford <richard@codesourcery.com>
22770 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22771 (FP_REGNO_P): New macros.
22772 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22773 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22774 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22775 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22777 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22779 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22780 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22782 * config/m68k/t-floatlib: New file, extracting common code from...
22783 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22784 * config/m68k/t-uclinux: Here.
22785 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22786 routines on ColdFire targets.
22788 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22790 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22791 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22792 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22793 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22794 explicitly set MOTOROLA to 1.
22795 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22797 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22798 Nathan Sidwell <nathan@codesourcery.com>
22800 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22801 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22802 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22803 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22804 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22805 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22806 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22807 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22808 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22809 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22810 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22811 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22812 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22813 (DBX_REGISTER_NUMBER): Delete.
22814 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22815 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22816 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22818 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22820 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22821 * config/flat.h: New file.
22822 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22823 OBJECT_FORMAT_FLAT.
22824 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22825 indirect references for -msep-data or -mid-shared-library.
22826 Do not use PC-relative code addresses either.
22827 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22829 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22830 for shared libraries and crt1.o for executables. Use crti.o and
22832 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22833 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22834 Do not add -elf2flt or -shared-lib-id options here.
22835 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22836 Pass -shared-lib-id if -mid-shared-library, taking the library
22837 identifier from -mshared-library-id if given, otherwise
22839 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22840 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22841 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22842 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22843 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22844 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22846 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22847 jump sequence for ISA A and ISA A+.
22848 (PICJUMP): Likewise.
22850 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22852 * config.gcc (m68k-*-uclinux*): Base the port on the common
22853 and m68k GNU/Linux files rather than on the generic ELF ones.
22854 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22855 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22857 2007-01-18 Julian Brown <julian@codesourcery.com>
22858 Richard Sandiford <richard@codesourcery.com>
22860 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22861 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22862 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22864 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22865 80 unconditionally.
22866 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22868 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22870 * doc/install.texi: Document m68k-uclinuxoldabi.
22871 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22872 * config/m68k/uclinux-oldabi.h: New file, copied from
22873 config/m68k/uclinux.h.
22875 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22877 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22878 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22879 (m32r_compute_frame_size): Use unsigned for regno.
22880 (m32r_reload_lr): Use gen_frame_mem.
22882 (m32r_output_function_epilogue): Don't output the function epilogue
22884 (m32r_expand_epilogue): New.
22885 (direct_return): Return false if the function has the interrupt
22887 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22888 * config/m32r/m32r.md (epilogue): New expander.
22889 (return_lr, return_rte): New insns.
22890 (return): Make it expander.
22891 (return_normal): New expander.
22893 2007-01-18 Josh Conner <jconner@apple.com>
22896 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22897 support for UNLE, UNLT, UNGE, and UNGT.
22899 2007-01-18 Jan Hubicka <jh@suse.cz>
22901 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22902 * tree-tailcall (add_virtual_phis): Likewise.
22903 (optimize_tail_call): Return TODOs.
22904 (execute_tail_calls): Return TODOs.
22905 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22906 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22908 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22909 Cleanup cfg using TODO.
22910 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22911 * passes.c (execute_function_todo): When cleanup did something, remove
22913 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22914 (make_edges): Don't cleanup_cfg.
22916 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22918 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22919 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22920 operate on the top of stack.
22921 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22922 register handling of instructions that output to the second
22924 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22925 (move_for_stack_reg): Special-case check for dead destination
22926 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22928 * config/i386/i386.md (UNSPEC_TAN): New constant.
22929 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22930 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22931 to correctly model move of constant 1.0 to top stack slot.
22932 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22933 (unnamed peephole2 pattern): Remove corresponding peephole2
22934 pattern that optimizes tan insn and loading of constant 1.0.
22935 (tanxf2): Use fptanxf4_i387.
22936 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22937 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22938 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22939 disable patterns for SSE math.
22940 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22941 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22943 2007-01-18 Dirk Mueller <dmueller@suse.de>
22944 Richard Guenther <rguenther@suse.de>
22947 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22948 * common.opt (Warray-bounds): Add new warning option.
22949 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22951 * Makefile.in: make tree-vrp.o depend on toplev.h
22952 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22954 (check_array_refs, check_array_bounds, check_array_ref): New.
22956 2007-01-18 Jan Hubicka <jh@suse.cz>
22958 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22959 (execute_ssa_ccp): Return flags conditionally.
22960 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22962 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22964 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22966 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22967 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22969 * Makefile.c (GTFILES): Add cfglayout.h.
22970 * gengtype.c (open_base_files): Likewise.
22971 * cfglayout.c (cfg_layout_function_footer,
22972 cfg_layout_function_header) Reindent to make gengtype happy.
22973 * cfglayout.h (cfg_layout_function_footer,
22974 cfg_layout_function_header): Add GTY(()) marker.
22976 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22978 2007-01-18 Ben Elliston <bje@au.ibm.com>
22980 * genautomata.c (write_automata): Include xstrerror output in the
22981 error message if writing the DFA description file fails.
22983 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22985 * config/mips/mips-protos.h (mips_output_external): Make it
22987 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22988 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22989 (extern_list): Likewise.
22990 (extern_head): Likewise.
22991 (TARGET_ASM_FILE_END): Likewise.
22992 (mips_file_end): Likewise.
22993 (mips_output_external): Rewritten.
22995 2007-01-18 Ben Elliston <bje@au.ibm.com>
22997 * genpreds.c (write_insn_preds_c): Only write out the function
22998 body for regclass_for_constraint if we have register constraints.
23000 2007-01-17 Tom Tromey <tromey@redhat.com>
23002 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23003 * doc/install.texi (Testing): Use sourceware.org.
23004 (Binaries): Likewise.
23005 (Specific): Likewise.
23006 * doc/contrib.texi (Contributors): Use sourceware.org.
23008 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23010 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23011 (AVR_ENHANCED): Rename to ...
23012 (AVR_HAVE_MUL): ... new.
23013 (avr_enhanced_p): Rename to ...
23014 (avr_have_mul_p): ... new.
23015 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23016 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23017 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23018 (avr_have_mul_p): ... new.
23019 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23020 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23021 'avr_enhanced_p' and 'enhanced'.
23022 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23023 AVR_HAVE_MUL instead of AVR_ENHANCED.
23024 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23025 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23026 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23027 instead of AVR_ENHANCED.
23028 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23029 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23030 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23032 2007-01-17 Ian Lance Taylor <iant@google.com>
23034 * vec.h (VEC_reserve_exact): Define.
23035 (vec_gc_p_reserve_exact): Declare.
23036 (vec_gc_o_reserve_exact): Declare.
23037 (vec_heap_p_reserve_exact): Declare.
23038 (vec_heap_o_reserve_exact): Declare.
23039 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23041 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23042 negative parameter.
23043 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23044 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23045 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23046 * vec.c (calculate_allocation): Add exact parameter. Change all
23048 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23049 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23050 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23051 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23052 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23053 (vec_heap_p_reserve_exact): New function.
23054 (vec_heap_o_reserve_exact): New function.
23056 2007-01-17 Jan Hubicka <jh@suse.cz>
23058 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23060 2007-01-17 Eric Christopher <echristo@apple.com>
23062 * config.gcc: Support core2 processor.
23064 2007-01-16 Jan Hubicka <jh@suse.cz>
23066 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23067 the names, just unlink the chain so we don't crash on dangling
23071 2007-01-16 Jan Hubicka <jh@suse.cz>
23073 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23074 * tree-pass.h: Reorder to make IPA passes appear toegher.
23075 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23077 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23078 parameters, do not call early inliner.
23079 * ipa-inline.c: Update comments. Include tree-flow.h
23080 (cgraph_decide_inlining): Do not compute inlining parameters.
23081 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23082 be called with function context set up.
23083 (pass_ipa_inline): Remove unreachable functions before pass.
23084 (cgraph_early_inlining): Simplify assuming to be called from the
23086 (pass_early_inline): New pass.
23087 (cgraph_gate_ipa_early_inlining): New gate.
23088 (pass_ipa_early_inline): Turn into simple wrapper.
23089 (compute_inline_parameters): New function.
23090 (gate_inline_passes): New gate.
23091 (pass_inline_parameters): New pass.
23092 (apply_inline): Move here from tree-optimize.c
23093 (pass_apply_inline): New pass.
23094 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23096 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23097 doing them by hand.
23098 (tree_function_versioning): Do not allocate dummy struct function.
23099 * tree-inline.h (optimize_inline_calls): Update prototype.
23100 * tree-optimize.c (execute_fixup_cfg): Export.
23101 (pass_fixup_cfg): Remove
23102 (tree_rest_of_compilation): Do not apply inlines.
23103 * tree-flow.h (execute_fixup_cfg): Declare.
23104 * Makefile.in (gt-passes.c): New.
23105 * passes.c: Include gt-passes.h
23106 (init_optimization_passes): New passes.
23107 (nnodes, order): New static vars.
23108 (do_per_function_toporder): New function.
23109 (execute_one_pass): Dump current pass here.
23110 (execute_ipa_pass_list): Don't dump current pass here.
23112 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23114 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23115 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23117 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23119 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23120 (strong_alias): Define.
23121 (__gcc_qmul): Provide non-FMA for soft-float.
23122 (__gcc_qdiv): Same.
23127 (__gcc_qunord): New.
23137 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23138 soft-float functions.
23139 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23140 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23141 about long double soft float.
23143 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23144 Tehila Meyzels <tehila@il.ibm.com>
23146 * tree-vectorizer.h (is_pattern_stmt_p): New.
23147 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23148 formatting (tabs instead of spaces). Cleanup and clarify setting
23149 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23150 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23151 (vectorizable_type_demotion): Check that types are integral.
23152 (vectorizable_type_promotion): Likewise.
23153 (vectorizable_store): Fix typo. Eliminate new-line at end of
23156 2007-01-16 Jan Hubicka <jh@suse.cz>
23158 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23161 2007-01-15 Eric Christopher <echristo@apple.com>
23163 * ifcvt.c: Include vec.h, vecprim.h.
23164 (check_cond_move_block): New argument regs.
23165 Reorganize. Add registers used to regs.
23166 (cond_move_process_if_block): Use regs set above as
23169 2007-01-15 Eric Christopher <echristo@apple.com>
23171 * config/darwin.h: Update copyright.
23172 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23173 (LINK_COMMAND_SPEC): Add -u.
23174 (LINK_SPEC): Fix umbrella for above.
23176 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23178 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23181 2007-01-15 Tom Tromey <tromey@redhat.com>
23183 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23184 * doc/install.texi (Testing): Don't mention jacks.
23185 (Configuration): Document --enable-java-maintainer-mode. Move
23186 --with-java-home to libgcj-specific section. Document
23188 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23190 2007-01-15 Jan Hubicka <jh@suse.cz>
23192 * tree-ssa-dce.c (DCE_TODOs): New.
23193 (propagate_necessity): Return if something changed.
23194 (eliminate_unnecessary_stmts): Likewise.
23195 (perform_tree_ssa_dce): Return TODO flags when needed.
23196 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23198 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23200 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23201 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23202 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23203 patterns using X87MODEF12 mode macro. Extend operand 1
23204 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23205 (log10<mode>2): Ditto.
23206 (log2<mode>2): Ditto.
23207 (log1p<mode>2): Ditto.
23208 (logb<mode>2): Ditto.
23209 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23210 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23211 (*fxtractxf3_i387): Rename from *fxtractxf3.
23212 (fxtract_extend<mode>xf3_i387): New insn pattern.
23213 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23214 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23215 and gen_fyl2xxf3_i387().
23217 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23219 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23220 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23221 get_loop_exit_edges. Changed return type to bool.
23222 * cfgloop.h (fix_loop_placement): Declaration removed.
23224 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23226 * param.h (MIN_VECT_LOOP_BOUND): New.
23227 * params.def (MIN_VECT_LOOP_BOUND): New.
23228 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23229 argument - minimum threshold for number of iterations.
23230 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23231 argument to declaration.
23232 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23233 MIN_VECT_LOOP_BOUND.
23234 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23235 slpeel_tree_peel_loop_to_edge with additional argument.
23236 (vect_do_peeling_for_alignment): Likewise.
23237 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23239 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23242 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23243 operands of size 1.
23245 2007-01-14 Jan Hubicka <jh@suse.cz>
23247 * tree-dfa.c (remove_referenced_var): New function.
23248 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23249 prune referenced vars list too.
23250 * tree-flow.h (remove_referenced_var): Declare.
23252 2007-01-14 Jan Hubicka <jh@suse.cz>
23254 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23256 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23257 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23258 * except.h (verify_eh_throw_table_statements): Kill prototype.
23259 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23260 into call exrepssions.
23261 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23263 * tree-cfg.c: Include pointer-set.h.
23264 (verify_node_sharing): Work on pointer set.
23265 (verify_eh_throw_stmt_node): New.
23266 (verify_stmts): Use pointers sets, verify throw_stmt.
23268 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23270 * ipa-reference.c (analyze_function): Consider also addresses taken
23273 2007-01-12 Roger Sayle <roger@eyesopen.com>
23275 * c-typeck.c (null_pointer_constant_p): Replace use of
23276 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23277 (build_c_cast): Likewise.
23279 2007-01-12 Roger Sayle <roger@eyesopen.com>
23281 * tree.h (force_fit_type_double): Remove unused final argument.
23282 * c-common.c (constant_expression_warning): Replace use of
23283 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23284 (convert_and_check): Likewise.
23285 (shorten_compare): Update call to force_fit_type_double.
23286 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23287 * convert.c (convert_to_pointer): Update call to
23288 force_fit_type_double.
23289 * fold-const.c (force_fit_type_double): Remove overflowed_const
23291 (int_const_binop, fold_convert_const_int_from_int,
23292 fold_convert_const_int_from_real, fold_div_compare,
23293 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23294 fold_abs_const, fold_not_const): Remove the final argument from
23295 calls to force_fit_type_double.
23297 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23299 * configure.ac: Set insn to "nop" for spu-*-* also.
23300 * configure: Regenerate.
23302 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23304 * builtins.def : Add BUILT_IN_FREE.
23306 2007-01-12 Jan Hubicka <jh@suse.cz>
23308 PR tree-optimization/30443
23309 * tree-inline.c (tree_function_versioning): Do not optimize when
23310 cloning for inlining.
23312 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23314 * doc/loop.texi: Document recording of loop exits.
23315 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23316 (update_single_exits_after_duplication,
23317 update_single_exit_for_duplicated_loop,
23318 update_single_exit_for_duplicated_loops): Removed.
23319 (duplicate_loop_to_header_edge): Do not call
23320 update_single_exits_after_duplication and
23321 update_single_exit_for_duplicated_loops.
23322 (loop_version): Do not update single_exit information.
23323 (fix_loop_structure): Use record_loop_exits instead of
23324 mark_single_exit_loops.
23325 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23326 the lists of loop exits.
23327 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23328 split_edge, merge_blocks): Update the lists of loop exits.
23329 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23330 loop_optimizer_init.
23331 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23332 of mark_single_exit_loops.
23333 (loop_optimizer_finalize): Call release_recorded_exits.
23334 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23335 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23336 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23337 update single exit information.
23338 * lambda-code.c (perfect_nestify): Ditto.
23339 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23340 (mark_single_exit_loops): Removed.
23341 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23342 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23343 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23345 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23346 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23347 (verify_loop_structure): Verify consistency of the exit lists.
23348 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23349 (set_single_exit): Removed.
23350 * cfgloop.h (struct loop_exit): New function.
23351 (struct loop): single_exit_ field replaced by exits field.
23352 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23353 LOOPS_HAVE_RECORDED_EXITS.
23354 (struct loops): Added exits hash.
23355 (mark_single_exit_loops, set_single_exit): Declaration removed.
23356 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23358 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23360 * doc/invoke.texi: Avoid use of @headitem.
23362 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23364 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23366 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23368 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23371 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23372 Richard Sandiford <richard@codesourcery.com>
23374 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23375 * config/m68k/m68k.opt: Resort options.
23376 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23378 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23379 Richard Sandiford <richard@codesourcery.com>
23381 * doc/invoke.texi: Document the macros that are defined by
23382 m68k's -mtune and -mhard-float options.
23383 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23384 (m68k_cpp_cpu_family): Likewise.
23385 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23386 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23387 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23388 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23389 (m68k_cpp_cpu_family): Likewise.
23391 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23393 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23394 macros besides mc68000 as tuning macros. Use a switch statement
23395 to set them and mcpu32.
23397 2007-01-12 Julian Brown <julian@codesourcery.com>
23399 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23400 (TARGET_68040_ONLY): Rename to...
23401 (TARGET_68040): ...this.
23402 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23403 * config/m68k/m68k.md: Likewise.
23405 2007-01-12 Julian Brown <julian@codesourcery.com>
23406 Nathan Sidwell <nathan@codesourcery.com>
23407 Richard Sandiford <richard@codesourcery.com>
23409 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23410 the -mcpu= argument associated with the --with-cpu setting.
23411 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23412 if different from the one implied by the -mcpu setting.
23413 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23414 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23415 * doc/invoke.texi: Mention ColdFire in the introduction to the
23416 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23417 -mno-div and -mhard-float options. Make -m68881 a synonym for
23418 -mhard-float. Document the previously-undocumented -m5206e,
23419 -m528x, -m5307 and -m5407 options. Tweak the existing option
23420 documentation for consistency.
23421 * doc/install.texi: Mention new --with-cpu arguments.
23422 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23423 default CPU if neither -mcpu nor -march are specified.
23424 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23425 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23426 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23427 using m68k_tune to decide between families that implement the
23428 same ISA. Use m68k_tune to set __mcfv4e__.
23429 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23430 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23431 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23432 (FL_ISA_C, FL_ISA_MMU): New macros.
23433 (MASK_COLDFIRE): Delete.
23434 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23435 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23436 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23437 (TARGET_HARD_FLOAT): Do not define here.
23438 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23439 (TUNE_68000): New macro.
23440 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23441 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23442 (TUNE_CFV2): Redefine in terms of m68k_tune.
23443 (uarch_type, target_device, fpu_type): New enums.
23444 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23445 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23446 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23447 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23448 (FL_FOR_isa_c): New macros.
23449 (m68k_isa): New enum.
23450 (m68k_target_selection): New structure.
23451 (all_devices, all_isas, all_microarchs): New tables.
23452 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23453 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23454 (MASK_ALL_CPU_BITS): Delete.
23455 (m68k_find_selection): New function.
23456 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23457 Map the legacy target options to a combination of the new ones.
23458 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23459 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23460 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23462 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23463 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23465 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23466 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23467 * config/m68k/m68k-devices.def: New file.
23469 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23470 Nathan Sidwell <nathan@codesourcery.com>
23472 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23473 (SUBTARGET_EXTRA_SPECS): New macros.
23474 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23475 use %(asm_cpu_spec) instead.
23476 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23477 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23478 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23479 (EXTRA_SPECS): Rename to...
23480 (SUBTARGET_EXTRA_SPECS): ...this.
23482 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23483 Richard Sandiford <richard@codesourcery.com>
23484 Julian Brown <julian@codesourcery.com>
23486 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23487 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23488 to the configuration's default CPU.
23489 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23490 Remove default masks.
23491 (m680[012]0-*-*): Set the default with_cpu to the first part of
23493 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23494 (m68k*-*-linux): Extend the --with-cpu handling to...
23495 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23496 and m68010. Don't set target_cpu_default2.
23497 * doc/install.texi: Document --with-cpu for m68k.
23498 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23499 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23500 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23501 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23502 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23503 (ASM_SPEC): Remove use of %(asm_cpu_default).
23504 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23505 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23506 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23507 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23508 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23509 (TARGET_DEFAULT): Delete.
23510 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23511 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23512 (CPP_CPU_SPEC): Delete.
23513 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23514 the appropriate string.
23515 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23516 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23517 (ASM_SPEC): Don't use %(asm_default_spec).
23518 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23519 TARGET_DEFAULT and add MASK_68881.
23520 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23522 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23524 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23525 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23526 MASK_68010 alongside MASK_68020.
23527 * doc/invoke.texi: Document -m68010.
23528 * config/m68k/m68k.opt (m68010): New.
23529 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23531 (TUNE_68010): New macro.
23532 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23533 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23534 (M68K_CPU_m68332): Add MASK_68010.
23535 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23536 fallback definition.
23537 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23539 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23540 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23541 to all entries that use MASK_68020.
23542 (output_move_simode_const, output_move_himode, output_move_qimode)
23543 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23544 instead of TARGET_68020 to select clr behavior. Remove comment
23545 about there being no TARGET_68010.
23546 * config/m68k/m68k.md: Likewise throughout.
23548 2007-01-12 Julian Brown <julian@codesourcery.com>
23550 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23551 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23552 * config/m68k/m68k.md: Likewise.
23554 2007-01-12 Julian Brown <julian@codesourcery.com>
23556 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23557 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23559 2007-01-12 Julian Brown <julian@codesourcery.com>
23561 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23562 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23563 * config/m68k/m68k.md: Likewise.
23565 2007-01-12 Julian Brown <julian@codesourcery.com>
23566 Richard Sandiford <richard@codesourcery.com>
23568 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23569 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23570 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23572 (TARGET_CPU32): Rename to...
23573 (TUNE_CPU32): ...this.
23574 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23575 (TUNE_CFV2): New macros.
23576 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23577 remove conditions that are implied by TARGET_68020.
23578 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23579 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23580 (m68k_output_function_epilogue): Likewise.
23581 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23582 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23583 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23584 non-68000 timings. Refactor multiplication and division costs.
23585 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23586 TUNE_CPU32 instead of TARGET_CPU32.
23587 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23588 and TUNE_68060 instead of TARGET_68060.
23589 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23590 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23592 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23593 && !TARGET_COLDFIRE" to choose between moveq and clr.
23594 Likewise in the unnamed movsf pattern.
23595 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23596 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23599 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23601 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23602 of tabbing before backslashes.
23604 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23606 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23607 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23608 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23610 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23612 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23613 find_interesting_uses_cond.
23614 (find_interesting_uses_cond): Use extract_cond_operands.
23615 (rewrite_use_compare): Use extract_cond_operands and
23616 force_gimple_operand_bsi. Do not call update_stmt.
23617 (determine_use_iv_cost_condition): Use extract_cond_operands.
23618 Return cheaper of using original bound and changing the exit bound.
23620 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23622 PR tree-optimization/29516
23623 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23624 most_expensive_mult_to_index, addr_to_parts,
23625 create_mem_ref, maybe_fold_tmr): Make the type of
23626 fields of TARGET_MEM_REF sizetype.
23627 (move_fixed_address_to_symbol, move_pointer_to_base):
23629 * tree.def (TARGET_MEM_REF): Add comment on types of
23632 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23634 * c-common.c (vector_types_convertible_p): Treat opaque types as
23635 always convertible if they have the same size, but not otherwise.
23637 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23639 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23640 Remove the b_unconditional field.
23641 (noce_try_sign_mask): Do not look at b_unconditional.
23642 (noce_process_if_block): Do not use merge_if_blocks. Update
23643 the CFG here. Do not set b_unconditional.
23644 (cond_move_process_if_block): Likewise.
23645 (find_cond_trap): Likewise.
23646 (check_cond_move_block): Require simple jump insns at the end
23647 of the basic block.
23649 2007-01-11 Jan Hubicka <jh@suse.cz>
23651 PR tree-optimization/1046
23652 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23653 when alias info is not ready.
23654 (pass_tail_recursion): Do not require aliasing.
23655 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23656 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23657 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23658 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23659 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23660 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23661 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23663 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23664 When aliasing is not build, mark statement as volatile.
23666 2007-01-11 Tom Tromey <tromey@redhat.com>
23668 PR preprocessor/15185, PR preprocessor/20989:
23669 * doc/cppopts.texi <-MT>: Update description of algorithm for
23670 computing default target.
23671 <-M, -MD>: Reword "basename" text.
23673 2007-01-11 Roger Sayle <roger@eyesopen.com>
23675 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23676 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23677 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23678 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23679 fold_builtin_bswap, real_constp, fold_builtin_pow,
23680 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23681 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23682 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23683 * convert.c (convert_to_pointer): Likewise.
23684 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23685 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23686 const_binop, fold_convert_const_int_from_int,
23687 fold_convert_const_int_from_real,
23688 fold_convert_const_real_from_real, sign_bit_p,
23689 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23690 fold_sign_changed_comparison, fold_unary, fold_comparison,
23691 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23692 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23693 * print-tree.c (print_node_brief, print_node): Likewise.
23694 * stor-layout.c (place_field, layout_type): Likewise.
23695 * tree-chrec.c (keep_cast): Likewise.
23696 * tree.c (build_vector, build_real, build_real_from_int_cst,
23697 build_complex): Likewise.
23699 2007-01-11 Roger Sayle <roger@eyesopen.com>
23701 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23702 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23704 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23706 * configure.ac (strict1_warn): Rename to strict_warn.
23707 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23708 cc_set_by_configure, quoted_cc_set_by_configure,
23709 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23710 all_boot_languages, all_stagestuff): Remove.
23711 (target_list): Remove bootstrap targets.
23712 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23713 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23714 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23715 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23716 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23717 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23718 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23719 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23720 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23721 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23722 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23723 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23724 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23725 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23726 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23727 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23728 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23729 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23730 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23731 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23732 (mostlyclean): Adjust.
23733 (clean, distclean): Don't mention bootstrap stuff.
23734 * configure: Regenerate.
23735 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23736 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23737 treelang/config-lang.in (stagestuff): Remove.
23738 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23739 stageprofile, stagefeedback, stagestuff): Remove mention.
23741 2007-01-11 Nick Clifton <nickc@redhat.com>
23743 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23745 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23746 (mcore_arith_K_S_operand): Run the test for the S constraint not
23747 the test for the M constraint.
23748 (mcore_addsub_operand): Do not accept integer values that are
23749 larger than 32 bits.
23750 * config/mcore/mcore.md: Remove unused constraints from split.
23751 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23752 (addsi3): Likewise.
23753 (allocate_stack): Likewise.
23754 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23755 operands to 32 bits.
23756 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23758 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23759 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23760 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23761 mcore_output_bclri, mcore_output_andn, output_inline_const,
23762 mcore_output_move, mcore_output_movedouble): Likewise.
23763 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23764 (output_inline_const): Likewise.
23765 (output_inline_const): Fix format strings used in sprintf
23767 * config/mcore/mcore-protos.h: Update prototypes for changed
23768 functions in mcore.c.
23769 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23770 HOST_WIDE_INT and not int.
23771 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23772 CONST_OK_FOR_N): Likewise.
23773 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23774 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23777 2007-01-10 Jan Hubicka <jh@suse.cz>
23779 * tree-vrp.c (remove_range_assertions): Release defs.
23780 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23781 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23783 2007-01-10 Paul Brook <paul@codesourcery.com>
23785 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23786 * config/arm/arm.md (mulsi3subsi): New insn.
23788 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23790 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23791 (tree_transform_and_unroll_loop): New.
23792 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23795 2007-01-10 Robert Kennedy <jimbob@google.com>
23797 * fold-const.c (fold_comparison): Fold comparisons like (x *
23798 1000 < 0) to (x < 0).
23800 2007-01-10 Ian Lance Taylor <iant@google.com>
23802 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23803 operands have the same priority.
23805 2007-01-10 Tom Tromey <tromey@redhat.com>
23807 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23808 (fold_binary): Likewise.
23809 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23810 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23811 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23812 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23813 * langhooks.h (struct lang_hooks): Removed field
23814 'can_use_bit_fields_p'.
23816 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23818 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23820 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23822 * function.c (get_last_funcdef_no): New function.
23823 * function.h (get_last_funcdef_no): Declare.
23824 * tree-inline.c (initialize_cfun): Add initialization.
23825 (tree_function_versioning): Cleanup.
23827 2007-01-10 Jan Hubicka <jh@suse.cz>
23829 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23832 2007-01-10 Sa Liu <saliu@de.ibm.com>
23833 Ben Elliston <bje@au.ibm.com>
23835 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23836 for SAVE_NONLOCAL and Pmode for any other save level.
23837 * spu-protos.h (spu_restore_stack_block): Declare.
23838 * spu.md (save_stack_block): Remove.
23839 (restore_stack_block): Call spu_restore_stack_block.
23840 * spu.c (spu_restore_stack_block): New function.
23841 (spu_expand_epilogue): Remove old comment.
23843 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23845 PR tree-optimization/30322
23846 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23847 (cand_value_at): Return the value as aff_tree.
23848 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23849 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23850 aff_combination_mult): New functions.
23851 (aff_combination_add): Use aff_combination_add_cst.
23852 (aff_combination_convert): Allow conversions to a wider type.
23853 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23854 * tree-affine.h (aff_combination_mult): Declare.
23856 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23858 * doc/tm.texi: Update documentation to reflect reality of exec
23859 and start file search behaviours. Update copyright year.
23860 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23861 header file directories.
23863 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23865 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23866 (*cosxf2): Rename to cosxf2_i387.
23867 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23868 using X87MODEF12 mode macro. Rename patterns to
23869 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23871 (*cosdf2, *cossf2): Ditto.
23872 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23873 to match extended input operands.
23874 (sincos<mode>3): New expander.
23875 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23876 insn patterns and corresponding splitters.
23878 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23880 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23881 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23883 2007-01-09 Nicolas Pitre <nico@cam.org>
23886 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23888 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23890 * target.h (struct gcc_target): New field library_rtti_comdat.
23891 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23892 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23893 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23894 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23896 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23898 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23900 2007-01-08 Richard Guenther <rguenther@suse.de>
23902 * tree.h (force_fit_type_double): Export.
23903 (force_fit_type): Remove.
23904 * fold-const.c (force_fit_type_double): New function.
23905 (force_fit_type): Remove.
23906 (int_const_binop): Use it.
23907 (fold_convert_const_int_from_int): Likewise.
23908 (fold_convert_const_int_from_real): Likewise.
23909 (fold_div_compare): Likewise.
23910 (fold_sign_changed_comparison): Likewise.
23911 (fold_unary): Likewise.
23912 (fold_negate_const): Likewise.
23913 (fold_abs_const): Likewise.
23914 (fold_not_const): Likewise.
23915 * c-common.c (shorten_compare): Use force_fit_type_double.
23916 * convert.c (convert_to_pointer): Likewise.
23918 2007-01-08 Richard Guenther <rguenther@suse.de>
23920 * tree.h (build_int_cst_wide_type): Export.
23921 * tree.c (build_int_cst_wide_type): New function.
23922 (build_int_cst_wide): Fix comment.
23923 * builtins.c (fold_builtin_object_size): Use build_int_cst
23924 to build -1 or 0 of the correct type. Use fit_double_type
23925 to check for overflow.
23926 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23928 (decode_field_reference): Likewise.
23929 (all_ones_mask_p): Likewise.
23930 (native_interpret_int): Use build_int_cst_wide_type.
23931 (fold_binary): Use build_int_cst_type to build an all-ones
23933 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23935 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23937 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23939 2007-01-09 Ben Elliston <bje@au.ibm.com>
23941 * genautomata.c (STATS_OPTION): New option.
23942 (stats_flag): New flag.
23943 (gen_automata_option): Handle it.
23944 (initiate_automaton_gen): Ditto.
23945 (write_automata): Output statistics only if stats_flag is
23946 set. Likewise, output time statistics only if time_flag is set.
23947 * doc/md.texi (Processor pipeline description): Document new flag.
23949 2007-01-08 Richard Guenther <rguenther@suse.de>
23951 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23952 * tree.c (build_int_cst_type): Likewise.
23953 (size_in_bytes): Don't call force_fit_type on the result.
23954 (int_fits_type_p): Use fit_double_type.
23955 * fold-const.c (fit_double_type): New function.
23956 (force_fit_type): Use it.
23957 * tree.h (fit_double_type): Export.
23959 2007-01-08 Jan Hubicka <jh@suse.cz>
23961 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23962 * ipa.c (function_and_variable_visibility): Fix return type.
23964 2007-01-08 Richard Guenther <rguenther@suse.de>
23966 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23967 of offset to build the index.
23968 * tree-pretty-print.c (dump_generic_node): Don't build negated
23969 const just for printing.
23970 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23971 * builtins.c (fold_builtin_int_roundingfn): Check if result
23972 fits the type by using force_fit_type and comparing the result.
23973 * predict.c (predict_loops): Use compare_tree_int for comparison.
23974 * tree.c (build_int_cst): Fall back to integer_type_node for
23976 (build_int_cst_wide): Assert type is non-null.
23978 2007-01-08 Roberto Costa <roberto.costa@st.com>
23980 * tree-vrp.c (extract_range_from_cond_expr): New.
23981 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23982 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23984 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23985 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23986 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23987 used as expressions.
23988 * tree-object-size.c (cond_expr_object_size): New.
23989 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23991 2007-01-08 Jan Hubicka <jh@suse.cz>
23993 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23994 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23997 2007-01-08 Richard Guenther <rguenther@suse.de>
23999 PR tree-optimization/23603
24000 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24001 (extract_range_from_binary): Fall back to truthvalue instead of
24002 varying for TRUTH_*_EXPR.
24003 (extract_range_from_comparison): Fall back to truthvalue instead of
24005 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24006 if all visited PHI values were constant.
24008 2007-01-08 Jan Hubicka <jh@suse.cz>
24010 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24011 (cgraph_analyze_function): break out from ...
24012 (cgraph_finalize_compilation_unit): ... here.
24013 (cgraph_expand_function): Remove forgoten commented out line.
24014 (cgraph_optimize): Analyze functions.
24016 2007-01-08 Jan Hubicka <jh@suse.cz>
24018 * tree-pas.h (TODO_remove_function): New flag.
24019 (TODO_update*): Renumber.
24020 (pass_ipa_increase_alignment,
24021 pass_ipa_function_and_variable_visibility): New passes.
24022 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24023 (cgraph_function_and_variable_visibility): Move to ipa.c
24024 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24025 cgraph_increase_alignment.
24026 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24027 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24028 calling tree-inline.
24029 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24030 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24031 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24032 (gate_increase_alignment): New function.
24033 (pass_ipa_increase_alignment): New pass.
24034 * ipa.c: Inline tree-pass.h and timevar.h
24035 (function_and_variable_visibility): Move here from cgraphunit.c
24036 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24037 * passes.c (init_optimization_passes): Add the two new passes.
24038 (execute_todo): Handle cgraph_remove_functions.
24040 2007-01-08 Nick Clifton <nickc@redhat.com>
24042 * config/frv/predicates.md (reg_or_0_operand): Accept
24045 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24047 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24048 * config.gcc: Add bfin*-rtems*.
24050 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24052 * c.opt: Add -flax-vector-conversions.
24053 * c-typeck.c (convert_for_assignment): Pass flag to
24054 vector_types_convertible_p to allow emission of note.
24055 (digest_init): Likewise.
24056 * c-opts.c: Handle -flax-vector-conversions.
24057 * c-common.c (flag_lax_vector_conversions): New.
24058 (vector_types_convertible_p): Unless -flax-vector conversions
24059 has been passed, disallow conversions between vectors with
24060 differing numbers of subparts and/or element types. If such
24061 a conversion is disallowed, possibly emit a note on the first
24062 occasion only to inform the user of -flax-vector-conversions.
24063 The new last argument specifies this.
24064 * c-common.h (flag_lax_vector_conversions): New.
24065 (vector_types_convertible_p): Add extra argument.
24066 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24067 char_type_node for V*QI type vectors.
24068 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24069 Update to satisfy new typechecking rules.
24070 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24071 C and C++ variants.
24072 * doc/invoke.texi (C Dialect Options): Document
24073 -flax-vector-conversions.
24075 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24077 PR tree-optimization/29877
24078 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24079 a register variable on the RHS to not be replaceable.
24081 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24082 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24083 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24084 const_simm15, const_pow2, const_npow2): Added.
24085 * config/score/misc.md (insv, extv, extzv, movmemsi,
24086 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24087 * config/score/score.c (score_address_cost, score_select_cc_mode):
24089 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24090 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24091 Update score_print_operand.
24092 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24093 Adjust register allocate order and update some macro define.
24094 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24095 mdx_block_move_straight, mdx_block_move_loop_head,
24096 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24097 mdx_block_move_loop, mdx_block_move): Added.
24098 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24099 mdp_limm): Updated and fix some bug and typo.
24100 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24101 (movsf, movdf, doloop_end): Added.
24103 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24105 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24106 config/arm/thumb2.md: Fix comment typos.
24107 * doc/extend.texi: Fix a typo.
24109 2007-01-07 Eric Christopher <echristo@apple.com>
24111 * configure.ac: Check for __stack_chk_fail for darwin.
24112 * configure: Regenerate.
24114 2007-01-07 Richard Guenther <rguenther@suse.de>
24116 * tree-vrp.c (extract_range_from_assert): CSE calls to
24117 compare_values where possible.
24118 (extract_range_from_unary_expr): Likewise.
24120 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24122 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24123 * config/avr/avr.c (call_insn_operand): Delete function.
24124 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24125 instead of register number. Use predicates.
24126 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24127 call_insn_operand): Add.
24129 2007-01-06 Jan Hubicka <jh@suse.cz>
24131 * tree-pass.h (pass_build_cgraph_edges): Declare.
24132 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24133 (visited_nodes): Remove.
24134 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24135 build_cgrpah_edges; make visited_nodes local.
24136 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24137 (record_references_in_initializer): Move to cgraphbuild.c
24138 (initialize_inline_failed, rebuild_cgraph_edges,
24139 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24140 (verify_cgraph_node): Make visited_nodes local.
24141 (cgraph_analyze_function): Do not call cgraph_create_edges and
24142 initialize_inline_failed.
24143 (cgraph_expand_function): Do not call cgraph_lower_function;
24144 assert that function is already lowered.
24145 * Makefile.in (cgraphbuild.o): New.
24146 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24147 at the end of lowering passes.
24149 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24151 * ifcvt.c (cond_move_convert_if_block): New function, code
24152 factored out from...
24153 (cond_move_process_if_block): ...here. Call the new function
24154 on the THEN and ELSE blocks.
24155 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24156 already takes care of this.
24158 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24161 * tree.h (TREE_OVERFLOW_P): New.
24162 * c-typeck.c (parser_build_unary_op): Warn only if result
24163 overflowed and operands did not.
24164 (parser_build_binary_op): Likewise.
24165 (convert_for_assignment): Remove redundant overflow_warning.
24166 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24168 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24170 * c-typeck.c (store_init_value): Split over two lines to follow
24171 the GNU coding style.
24173 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24175 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24176 __GXX_EXPERIMENTAL_CXX0X__.
24177 * doc/cpp.texi: Same.
24179 2007-01-05 Richard Guenther <rguenther@suse.de>
24181 PR middle-end/27826
24182 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24183 with mismatched types. Instead explicitly build a
24184 conversion NOP_EXPR.
24186 2007-01-05 Ian Lance Taylor <iant@google.com>
24188 * c-common.c (decl_with_nonnull_addr_p): New function.
24189 (c_common_truthvalue_conversion): Call it.
24190 * c-typeck.c (build_binary_op): Likewise.
24191 * c-common.h (decl_with_nonnull_addr_p): Declare.
24193 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24196 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24199 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24201 * doc/install.texi (Final install): Document the fact that
24202 the GNAT runtime should not be stripped.
24204 2007-01-04 Jan Hubicka <jh@suse.cz>
24206 * tree-inline.c (fold_marked_statements): Update operand caches
24207 and EH after folding
24209 2007-01-04 Ian Lance Taylor <iant@google.com>
24211 * c-common.c (check_function_nonnull): Whitespace fix.
24213 2007-01-04 Jan Hubicka <jh@suse.cz>
24215 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24216 comitted older version of patch.
24217 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24218 function, celanup cfg and collect garbage.
24220 2007-01-04 Mike Stump <mrs@apple.com>
24222 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24225 2007-01-04 Eric Christopher <echristo@apple.com>
24227 * libgcc2.c (__bswapsi2): Use SItype.
24228 (__bswapdi2): Use DItype.
24229 * libgcc2.h: Update for above.
24231 2007-01-04 Paul Brook <paul@codesourcery.com>
24233 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24234 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24235 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24236 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24237 umulsi3_highpart): Make conditional on !arm_arch6.
24238 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24239 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24240 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24241 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24242 umulsi3_highpart_v6): New insns.
24244 2007-01-04 Roger Sayle <roger@eyesopen.com>
24246 * fold-const.c (fold_convert): When casting an expression to void,
24247 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24248 have a type. Instead of attempting to build a NOP_EXPR, return
24249 these "special" trees directly.
24251 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24253 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24254 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24255 rs6000_cost->fp not 0 as adjustment for outer NEG.
24257 2007-01-04 Jan Hubicka <jh@suse.cz>
24259 * cgraph.c (cgraph_release_function_body): New function.
24260 (cgraph_remove_node): Use it.
24261 * cgraph.h (cgraph_release_function_body): Declare.
24262 * cgraphunit.c (cgraph_expand_function): Use it.
24263 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24264 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24265 is initialized and while compilation of other function is running.
24266 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24267 statement CFG annotations from here to ...
24268 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24270 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24272 * cfgloop.h (enum li_flags): Make the constants powers of two.
24274 2007-01-04 Jan Hubicka <jh@suse.cz>
24276 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24278 (fold_marked_statements): New function.
24279 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24280 * tree-inline.h (copy_body_data): Add statements_to_fold.
24282 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24284 * config.gcc: Mention libgcc/config.host.
24285 * Makefile.in: Update comments mentioning libgcc.
24286 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24287 (all.cross, start.encap, rest.encap, rest.cross): Update
24288 dependencies for libgcc move.
24289 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24290 (clean-target, clean-target-libgcc): Delete.
24291 (srcdirify, GCC_EXTRA_PARTS): New macros.
24292 (libgcc-support, libgcc.mvars): New rules.
24293 (distclean): Remove mention of mklibgcc.
24294 (install): Don't reference INSTALL_LIBGCC.
24295 (install-common): Don't reference EXTRA_PARTS.
24296 (install-libgcc, install-multilib): Delete rules.
24297 * mklibgcc.in: Delete file.
24298 * doc/configfiles.texi: Don't mention mklibgcc.
24300 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24301 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24302 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24303 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24304 (mklibgcc, ldblspecs): Likewise.
24306 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24307 (posixpre.def): Use $(T).
24308 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24309 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24310 (SHLIB_LINK): Make dummy.
24311 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24313 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24315 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24316 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24317 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24318 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24320 * configure.ac (all_outputs): Remove mklibgcc.
24321 * configure: Regenerated.
24323 2007-01-03 Josh Conner <jconner@apple.com>
24325 PR middle-end/29683
24326 * calls.c (compute_argument_addresses): Set stack and stack_slot
24327 for partial args, too.
24328 (store_one_arg): Use locate.size.constant for the size when
24329 generating a save_area.
24331 2007-01-03 Robert Kennedy <jimbob@google.com>
24333 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24334 whose definitions are deleted due to basic block merging.
24336 2007-01-03 Paul Brook <paul@codesourcery.com>
24339 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24341 (use_return_insn): Return 0 for Thumb interrupt functions.
24342 (print_multi_reg): Add rfe argument for IRQ returns.
24343 (arm_output_epilogue): Pop interrupt return address directly into PC.
24344 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24346 2007-01-03 Paul Brook <paul@codesourcery.com>
24348 Merge from sourcerygxx-4_1.
24349 * config/arm/thumb2.md: New file.
24350 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24352 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24353 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24354 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24355 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24357 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24358 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24360 * config/arm/ieee754-sf.S: Ditto.
24361 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24362 (thumb1_base_register_rtx_p): ... to this.
24363 (thumb_index_register_rtx_p): Rename...
24364 (thumb1_index_register_rtx_p): ... to this.
24365 (thumb_output_function_prologue): Rename...
24366 (thumb1_output_function_prologue): ... to this.
24367 (thumb_legitimate_address_p): Rename...
24368 (thumb1_legitimate_address_p): ... to this.
24369 (thumb_rtx_costs): Rename...
24370 (thumb1_rtx_costs): ... to this.
24371 (thumb_compute_save_reg_mask): Rename...
24372 (thumb1_compute_save_reg_mask): ... to this.
24373 (thumb_final_prescan_insn): Rename...
24374 (thumb1_final_prescan_insn): ... to this.
24375 (thumb_expand_epilogue): Rename...
24376 (thumb1_expand_epilogue): ... to this.
24377 (arm_unwind_emit_stm): Rename...
24378 (arm_unwind_emit_sequence): ... to this.
24379 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24380 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24381 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24382 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24383 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24384 thumb2_output_casesi): New functions.
24385 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24386 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24387 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24388 THUMB2_WORK_REGS): Define.
24389 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24390 arm_condexec_mask, arm_condexec_masklen)): New variables.
24391 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24392 (arm_override_options): Check new CPU capabilities.
24393 Set new architecture flag variables.
24394 (arm_isr_value): Handle v7m interrupt functions.
24395 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24397 (const_ok_for_arm): Handle Thumb-2 constants.
24398 (arm_gen_constant): Ditto. Use movw when available.
24399 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24401 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24402 (thumb_find_work_register, arm_load_pic_register,
24403 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24404 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24405 print_multi_reg, output_mov_long_double_fpa_from_arm,
24406 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24407 output_mov_double_fpa_from_arm, output_move_double,
24408 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24409 output_return_instruction, arm_output_function_prologue,
24410 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24411 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24412 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24413 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24414 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24415 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24417 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24418 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24419 (arm_file_start): Output directive for unified syntax.
24420 (arm_unwind_emit_set): Handle stack alignment instruction.
24421 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24422 Add v6t2, v7, v7a, v7r and v7m.
24423 (RETLDM): Add Thumb-2 code.
24424 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24425 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24426 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24427 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24428 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24429 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24430 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24431 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24432 ADJUST_INSN_LENGTH): Define.
24433 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24434 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24435 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24436 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24437 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24438 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24439 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24440 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24441 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24442 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24443 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24444 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24445 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24446 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24447 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24448 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24449 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24451 * config/arm/arm-tune.md: Regenerate.
24452 * config/arm/arm-protos.h: Update prototypes.
24453 * config/arm/vfp.md: Enable patterns for Thumb-2.
24454 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24455 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24456 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24457 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24458 * config/arm/libunwind.S: Add Thumb-2 code.
24459 * config/arm/constraints.md: Update include Thumb-2.
24460 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24461 * config/arm/ieee754-df.S: Ditto.
24462 * config/arm/bpabi.S: Ditto.
24463 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24464 * config/arm/predicates.md (low_register_operand,
24465 low_reg_or_int_operand, thumb_16bit_operator): New.
24466 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24467 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24468 * config/arm/t-arm-elf: Add armv7 multilib.
24469 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24471 (UNSPEC_STACK_ALIGN, ce_count): New.
24472 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24473 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24475 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24476 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24477 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24478 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24479 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24480 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24482 * doc/extend.texi: Document ARMv7-M interrupt functions.
24483 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24485 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24487 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24488 (struct _Unwind_Context): Rename args_size to flags, remove
24489 signal_frame field, add a new args_size field and version field.
24490 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24491 _Unwind_IsExtendedContext): New inline functions.
24492 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24493 Assume by_value array is only present if _Unwind_IsExtendedContext.
24494 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24495 _Unwind_IsSignalFrame.
24496 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24497 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24498 (uw_init_context_1): Initialize context->flags to
24499 EXTENDED_CONTEXT_BIT.
24500 * config/rs6000/linux-unwind.h (frob_update_context): Use
24501 _Unwind_SetSignalFrame.
24503 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24505 PR middle-end/30353
24506 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24507 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24510 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24512 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24513 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24514 RET, AT_SP): Remove.
24515 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24518 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24519 * cfgbuild.c (find_basic_blocks): Likewise.
24520 * cfgrtl.c (rtl_create_basic_block): Likewise.
24521 * function.c (temp_slots_at_level): Likewise.
24522 * reg-stack.c (stack_regs_mentioned): Likewise.
24523 * regclass.c (allocate_reg_info): Likewise.
24524 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24525 set_bb_for_stmt, move_block_to_fn): Likewise.
24526 * tree-complex.c (tree_lower_complex): Likewise.
24527 * vec.h (VEC_safe_grow_cleared): New.
24529 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24531 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24533 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24534 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24536 * cfgloopmanip.c (scale_loop_frequencies): Export.
24537 (loopify): Scale the frequencies by prescribed coefficients.
24538 (set_zero_probability): New function.
24539 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24540 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24541 and frequencies according to arguments.
24542 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24544 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24545 * modulo-sched.c (sms_schedule): Set probabilities for entering
24546 versioned loop correctly.
24547 * tree-vect-transform.c (vect_transform_loop): Ditto.
24548 * cfgloop.h (loopify, loop_version): Declaration changed.
24549 (scale_loop_frequencies): Declared.
24551 2007-01-02 Jan Hubicka <jh@suse.cz>
24553 * cgraph.c: Include tree-flow.h
24554 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24555 early_local_passes.
24556 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24557 * tree-pass.h (pass_all_early_optimizations): Declare.
24558 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24559 early_local_passes.
24560 (cgraph_analyze_function): Do early_local_passes.
24561 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24562 Do not add referenced vars.
24563 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24565 (gate_all_early_local_passes): New gate.
24566 (pass_early_local_passes): Use new gate.
24567 (execute_early_local_optimizations): New functions.
24568 (gate_all_early_optimizations): New gate.
24569 (pass_all_early_optimizations): New pass.
24570 (execute_free_datastructures): Free SSA only when initialized.
24571 (gate_init_datastructures): Init only when optimizing.
24572 (tree_lowering_passes): Do early local passes when called late.
24573 * tree-profile.c (do_tree_profiling): Don't profile functions added
24575 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24576 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24578 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24579 during early_local_passes.
24580 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24583 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24585 * Makefile.in: Update copyright year.
24587 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24589 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24590 in $(lang_checks) and check-consistency targets.
24592 2007-01-02 Jan Hubicka <jh@suse.cz>
24594 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24595 Do not add referenced vars.
24596 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24598 * passes.c (init_optimization_passes): Put mudflap_2 after
24599 free_datastructures.
24601 2007-01-02 Jan Hubicka <jh@suse.cz>
24603 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24604 Set NOTHROW flag on call statements proved to be nothrow.
24605 Update statement of local calls so new pure/const functions are
24606 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24608 (tree_rest_of_compilation): Register hooks and initialize bitmap
24609 early. Do not set after_inlining flag.
24611 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24613 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24614 HOST_BITS_PER_LONGLONG
24616 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24619 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24620 warning for non-static initializers.
24622 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24624 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24625 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24626 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24627 Always use set_unique_reg_note to add REG_EQUAL notes.
24629 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24632 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24634 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24635 * cfgbuild.c (find_basic_blocks): Likewise.
24636 * cfgrtl.c (rtl_create_basic_block): Likewise.
24637 * function.c (temp_slots_at_level): Likewise.
24638 * reg-stack.c (stack_regs_mentioned): Likewise.
24639 * regclass.c (allocate_reg_info): Likewise.
24640 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24641 set_bb_for_stmt, move_block_to_fn): Likewise.
24642 * tree-complex.c (tree_lower_complex): Likewise.
24643 * vec.h (VEC_safe_grow_cleared): New.
24645 2007-01-02 Ian Lance Taylor <iant@google.com>
24647 * c-common.c (c_common_truthvalue_conversion): When warning about
24648 using an assignment as a truth value, set TREE_NO_WARNING.
24650 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24653 * c.opt (Wold-style-declaration): New.
24654 * doc/invoke.texi (C-only Warning Options): New.
24655 (Wold-style-declaration): Document it.
24656 (Wextra): Enabled by -Wextra.
24657 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24658 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24659 -Wold-style-declaration.
24661 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24663 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24664 * cfgbuild.c (find_basic_blocks): Likewise.
24665 * cfgrtl.c (rtl_create_basic_block): Likewise.
24666 * function.c (temp_slots_at_level): Likewise.
24667 * reg-stack.c (stack_regs_mentioned): Likewise.
24668 * regclass.c (allocate_reg_info): Likewise.
24669 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24670 set_bb_for_stmt, move_block_to_fn): Likewise.
24671 * tree-complex.c (tree_lower_complex): Likewise.
24672 * vec.h (VEC_safe_grow_cleared): New.
24674 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24676 * c-common.c (c_common_nodes_and_builtins): Since variants of
24677 void_type_node get built before it is given a name, we need to
24678 give those variants the name, too.
24679 (complete_array_type): We need to work with the canonical main
24680 type of the array, from which we will build the qualified version.
24681 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24682 * print-tree.c (print_node): Display canonical type information
24684 * stor-layout.c (layout_type): When we don't know the
24685 alignment of a type for which we're building an array, we end up
24686 guessing wrong, so make the type require structural equality.
24687 * tree.c (make_node_stat): When we build a new type, it is its
24688 own canonical type.
24689 (build_type_attribute_qual_variant): When building an attribute
24690 variant, its canonical type is the non-attribute variant. However,
24691 if the attributes are target-dependent and they differ, we need to
24692 use structural equality checks for this type.
24693 (build_qualified_type): A qualified type is not equivalent to its
24694 unqualified variant; set the canonical type appropriately.
24695 (build_distinct_type_copy): When building a distinct type from
24696 another type, the new type is its own canonical type.
24697 (build_variant_type_copy): When building a new type variant, we
24698 assume that it is equivalent to the original type.
24699 (build_pointer_type_for_mode): When building a pointer type, also
24700 build a canonical type pointer.
24701 (build_reference_type_for_mode): When building a reference type,
24702 also build a canonical type reference.
24703 (build_index_type): When we can't hash an index type (e.g.,
24704 because its maximum value is negative), the index type requires
24705 structural equality tests.
24706 (build_array_type): Build the canonical form of an array type.
24707 (build_function_type): Function types require structural equality,
24708 because they contain default arguments, attributes, etc.
24709 (build_method_type_directly): Ditto for method types.
24710 (build_offset_type): Build the canonical offset type.
24711 (build_complex_type): Build the canonical vector type.
24712 (make_vector_type): Build the canonical vector type.
24713 * tree.h (TYPE_CANONICAL): New.
24714 (TYPE_STRUCTURAL_EQUALITY_P): New.
24715 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24716 (struct tree_type): Added "canonical" field.
24717 * params.h (VERIFY_CANONICAL_TYPES): New.
24718 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24719 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24720 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24721 * doc/invoke.texi (verify-canonical-types): Document --param
24722 parameter for verifying canonical types.
24724 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24726 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24727 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24728 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24729 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24731 * config/rs6000/e500.h: New.
24732 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24733 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24735 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24736 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24737 TARGET_E500_DOUBLE): Remove.
24738 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24739 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24740 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24741 * config/rs6000/rs6000.c (rs6000_override_options): Use
24742 CHECK_E500_OPTIONS.
24744 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24746 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24747 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24748 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24749 rs6000_emit_cmove): Don't check TARGET_E500.
24750 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24751 sordered): Don't check TARGET_E500.
24753 2007-01-01 Eric Christopher <echristo@apple.com>
24755 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24756 HARD_REGISTER_NUM_P.
24758 2007-01-01 Roger Sayle <roger@eyesopen.com>
24760 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24761 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24762 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24765 2007-01-01 Mike Stump <mrs@apple.com>
24767 * configure.ac: Remove support for building with Apple's gcc-3.1.
24769 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24771 PR middle-end/30311
24772 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24773 REG is a hard register. Do not modify REG before calling
24775 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24776 multiple of the size of YMODE for certain lowpart cases.
24778 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24780 PR middle-end/30253
24781 * gimplify (voidify_wrapper_expr): Update for
24782 GIMPLE_MODIFY_STMT.
24784 2007-01-01 Andreas Schwab <schwab@suse.de>
24787 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24788 save of BR0 in extra_spill_size instead of spill_size.
24789 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24791 (ia64_expand_epilogue): Restore BR0 from its new location.
24793 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24795 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24796 Use a temporary variable if the left hand side is not a gimple
24799 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24801 * gimplify.c (gimplify_return_expr): Make the temporary variable
24802 for the return expression, a gimple register variable.
24804 2007-01-01 Jan Hubicka <jh@suse.cz>
24806 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24809 2007-01-01 Mike Stump <mrs@apple.com>
24811 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24813 * config/darwin.c (machopic_select_rtx_section): Use
24814 HAVE_GAS_LITERAL16.
24815 (darwin_mergeable_constant_section): Likewise.
24816 * configure: Regenerate.
24817 * config.in: Regenerate.
24819 2007-01-01 Jan Hubicka <jh@suse.cz>
24820 Andrew Pinski <pinskia@gmail.com>
24822 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24823 before starting IPA passes.