1 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/33148
4 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5 (neg (lt X 0)) if X has scalar int mode.
8 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9 initializer, use build_vector_from_ctor if possible to create
10 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
11 even after this, return NULL.
13 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
15 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
17 2007-08-28 Richard Guenther <rguenther@suse.de>
19 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
20 (struct tree_function_decl): Make function_code a bitfield.
21 Add disregard_inline_limits flag.
22 * cgraphunit.c (cgraph_process_new_functions): Check
23 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
24 (cgraph_preserve_function_body_p): Likewise.
25 * ipa-inline.c (compute_inline_parameters): Likewise.
26 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
27 for GNU C extern inline functions.
28 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
29 * tree-inline.c (disregard_inline_limits_p): Remove.
30 * tree-inline.h (disregard_inline_limits_p): Likewise.
31 * c-common.c (handle_always_inline_attribute): Set
32 DECL_DISREGARD_INLINE_LIMITS.
33 * langhooks.c (add_builtin_function): Verify the function code
36 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
37 Vladimir Yanovsky <yanov@il.ibm.com>
38 Revital Eres <eres@il.ibm.com>
39 Andrey Belevantsev <abel@ispras.ru>
41 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
43 * modulo-sched.c: Add documentation regarding do-loop.
44 (doloop_register_get): Change number of arguments to support
45 the new do-loop pattern and check whether COUNT_REG has no other
46 occurences in the loop besides in the control part.
47 (duplicate_insns_of_cycles): Do not duplicate the insn which
48 changes count_reg as it is already adjusted.
49 (generate_prolog_epilog): New argument to support the new
50 do-loop pattern. Change the subtract instruction to use
51 expand_simple_binop. Call duplicate_insns_of_cycles with new
53 (sms_schedule): Call doloop_register_get and
54 generate_prolog_epilog with new argument. Do not handle loops
55 with single sets insns with subreg in their lhs.
56 * loop-doloop.c (doloop_optimize): Support for another do-loop
58 (doloop_condition_get): Gets an instruction instead of a pattern
59 and change the return condition when the do-loop pattern is
61 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
62 deps when considering to not create edges.
64 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
66 * doc/extend.texi (gnu_inline funtion attribute): Document C++
69 2007-08-27 Jason Merrill <jason@redhat.com>
72 * gimplify.c (gimplify_modify_expr): Discard the assignment of
73 zero-sized types after calling gimplify_modify_expr_rhs.
75 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
77 * regclass.c (init_reg_autoinc): Fix typo.
79 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
81 Fix PR tree-optimization/33173
82 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
84 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
87 * config/i386/i386.h (VALID_DFP_MODE_P): New.
88 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
91 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
92 David Ung <davidu@mips.com>
93 Nigel Stephens <nigel@mips.com>
95 Separate target-specific initialization from general
96 back-end initialization.
98 * toplev.c (init_alignments): New, split out from...
99 (process_options): ...here.
100 (backend_init_target): New, split out from...
101 (backend_init): ...here.
102 (lang_dependent_init_target): New, split out from...
103 (lang_dependent_init): ...here.
104 (target_reinit): New.
105 * toplev.h (target_reinit): Declare.
106 * expr.c (init_expr_target): Renamed from init_expr_once, since it
107 now can be called more than once. Update comments.
108 * expr.h (init_expr_target): Likewise.
109 * alias.c (init_alias_target): Renamed from init_alias_once, since it
110 now can be called more than once. Explicitly zero
111 static_reg_base_value.
112 * emit-rtl.c (init_emit_regs): New, split out from...
113 (init_emit_once): Here.
114 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
115 non-const, so that changes from command-line arguments can overwrite
116 values provided by the static initializers.
117 (initial_call_really_used_regs): New, used similarly to the above.
118 (initial_reg_names): Likewise.
119 (last_mode_for_init_move_cost): Promoted function-local static to
120 file-scope static to make it accessible outside init_move_cost.
121 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
122 Do not initialize inv_reg_alloc_order yet, either. Do initialize
123 reg_names since it is needed for parsing command-line options.
124 (init_move_cost): Use last_mode_for_init_move_cost instead of
125 function-local static.
126 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
127 call_really_used_regs now. Reinitialize reg_names. Also
128 initialize inv_reg_alloc_order. Zero reg_class_subunion and
129 reg_class_superunion. Clear losing_caller_save_reg_set.
130 Preserve global registers if called more than once. Reset
131 move cost, may_move_in_cost, may_move_out_cost, and
132 last_mode_for_init_move_cost.
133 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
134 can now be invoked more than once. Update comments.
135 (init_regs): Update comments.
136 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
137 and initial_call_really_used_regs, instead of the non-initial
138 variables. This allows us to save the command-line register settings
139 after target reinitialization.
140 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
141 * rtl.h (init_emit_regs): Declare.
142 (init_reg_modes_target, init_alias_target): Renamed as described
144 * reload1.c (init_reload): Update comments.
145 * optabs.c (init_optabs): Likewise.
146 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
148 2007-08-26 Chao-ying Fu <fu@mips.com>
150 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
153 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
155 * alias.c (memory_modified_1, memory_modified_in_insn_p):
157 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
159 * bb-reorder.c (copy_bb_p): Likewise.
160 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
161 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
162 block_ends_with_condjump_p): Likewise.
163 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
164 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
165 block_ends_with_condjump_p): Likewise.
166 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
167 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
168 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
169 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
170 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
171 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
172 debug_true_const_tree instad of debug_true_tree.
173 * debug.c (do_nothing_debug_hooks): Likewise.
174 * debug.h (ignore_block, debug_true_const_tree): Constify.
175 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
176 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
177 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
178 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
179 dbx_reg_number, is_based_loc, field_type,
180 simple_type_align_in_bits, simple_decl_align_in_bits,
181 simple_type_size_in_bits, field_byte_offset, insert_float,
182 type_tag, member_declared_type, is_redundant_typedef,
183 secname_for_decl, is_inlined_entry_point): Likewise.
184 * emit-rtl.c (const_next_insn, const_previous_insn,
185 const_next_nonnote_insn, const_prev_nonnote_insn,
186 const_next_real_insn, const_prev_real_insn,
187 const_next_active_insn, const_prev_active_insn, const_next_label,
188 const_prev_label): Likewise.
189 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
191 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
192 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
193 sched_insn_is_legitimate_for_speculation_p): Likewise.
194 * jump.c (reversed_comparison_code_parts,
195 reversed_comparison_code, reversed_comparison, condjump_label):
197 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
198 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
200 * rtl.h (const_previous_insn, const_next_insn,
201 const_prev_nonnote_insn, const_next_nonnote_insn,
202 const_prev_real_insn, const_next_real_insn,
203 const_prev_active_insn, const_next_active_insn, const_prev_label,
204 const_next_label, modified_between_p, modified_in_p,
205 const_note_storeskeep_with_call_p, condjump_label,
206 reversed_comparison, reversed_comparison_code,
207 reversed_comparison_code_parts, memory_modified_in_insn_p,
208 stack_regs_mentioned): Likewise.
209 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
210 keep_with_call_p): Likewise.
211 * sched-deps.c (deps_may_trap_p, sched_get_condition,
212 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
213 sd_lists_size, sd_lists_empty_p): Likewise.
214 * sched-int.h (sched_insns_conditions_mutex_p,
215 haifa_classify_insn, no_real_insns_p,
216 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
217 sd_lists_size, sd_lists_empty_p): Likewise.
218 * sdbout.c (sdb_debug_hooks): Likewise.
219 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
220 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
221 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
223 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
224 tree_can_throw_internal): Likewise.
225 * tree-flow-inline.h (phi_nodes): Likewise.
226 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
227 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
228 * tree-gimple.c (const_get_call_expr_in): Likewise.
229 * tree-gimple.h (const_get_call_expr_in): Likewise.
230 * tree.c (const_lookup_attribute, attribute_list_equal,
231 attribute_list_contained): Likewise.
232 * tree.h (attribute_list_equal, attribute_list_contained,
233 const_lookup_attribute): Likewise.
234 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
236 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
238 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
239 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
241 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
244 * config/alpha/constraints.md: Delete "svn:mime-type" property
245 with svn propdel "svn:mime-type".
247 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
250 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
251 non NOTE insn doesn't cross basic block.
252 (noce_try_abs): Likewise.
253 (noce_process_if_block): Likewise.
255 2007-08-26 David Edelsohn <edelsohn@gnu.org>
258 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
259 operand without auto-inc-dec.
260 * config/rs6000/rs6000.md (floatsidf2_internal): Use
261 offsettable_mem_operand.
262 (floatunssidf2_internal): Same.
263 (fix_truncdfsi2_internal): Same.
264 (floatsidf_ppc64): Same.
265 (floatunssidf_ppc64): Same.
266 (fix_trunctfsi2_internal): Same.
268 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
271 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
272 pass defines needed for version.c.
274 2007-08-25 Joseph Myers <joseph@codesourcery.com>
276 * configure.ac (--debug-prefix-map check): Change assembler
277 version presumed to have feature to 2.18.
278 * configure: Regenerate.
280 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
282 * c-common.c (vector_types_convertible_p,
283 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
284 self_promoting_args_p): Constify.
285 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
286 c_promoting_integer_type_p, self_promoting_args_p,
287 anon_aggr_type_p, vector_types_convertible_p): Likewise.
288 * c-decl.c (anon_aggr_type_p): Likewise.
289 * * c-dump.c (dump_stmt): Likewise.
290 * c-objc-common.c (has_c_linkage): Likewise.
291 * c-tree.h (same_translation_unit_p): Likewise.
292 * c-typeck.c (null_pointer_constant_p,
293 tagged_types_tu_compatible_p, function_types_compatible_p,
294 type_lists_compatible_p, lvalue_or_else, lvalue_p,
295 comptypes_internal, struct tagged_tu_seen_cache,
296 same_translation_unit_p, alloc_tagged_tu_seen_cache,
297 c_size_in_bytes): Likewise.
298 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
299 hash_ptr, eq_ptr): Likewise.
300 * langhooks-def.h (lhd_decl_ok_for_sibcall,
301 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
302 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
303 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
305 * optabs.c (optab_for_tree_code): Likewise.
306 * optabs.h (optab_for_tree_code): Likewise.
307 * rtl.h (simplify_rtx): Likewise.
308 * simplify-rtx.c (simplify_rtx): Likewise.
309 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
310 dump_flag, dump_node): Likewise.
311 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
312 queue_and_dump_type, dump_flag): Likewise.
313 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
314 * tree-pass.h (dump_node): Likewise.
315 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
316 supportable_narrowing_operation): Likewise.
317 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
318 supportable_narrowing_operation): Likewise.
319 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
320 is_negative_overflow_infinity, is_positive_overflow_infinity,
321 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
322 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
323 update_value_range, add_equivalence, ssa_name_nonnegative_p,
324 ssa_name_nonzero_p, fp_predicate): Likewise.
325 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
326 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
327 ssa_name_nonnegative_p): Likewise.
329 2007-08-25 Hans Kester <hans.kester@ellips.nl>
331 * config.gcc : Add x86_64-elf target.
333 2007-08-25 Jakub Jelinek <jakub@redhat.com>
335 * expr.c (store_expr): Fix order of store_by_pieces arguments.
337 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
338 Nigel Stephens <nigel@mips.com>
342 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
343 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
344 * expr.c (SET_BY_PIECES_P): Define.
345 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
346 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
347 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
349 * expr.h (SET_RATIO): Define.
350 (can_store_by_pieces, store_by_pieces): Update prototypes.
351 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
352 can_store_by_pieces/store_by_pieces.
353 (expand_builtin_memcpy_args): Likewise.
354 (expand_builtin_strncpy): Likewise.
355 (expand_builtin_memset_args): Likewise. Also remove special case
356 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
357 decide what to do instead.
358 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
359 to can_store_by_pieces.
361 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
362 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
364 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
365 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
366 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
367 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
368 (STORE_BY_PIECES_P): Define.
370 2007-08-24 Tom Tromey <tromey@redhat.com>
372 * varpool.c (varpool_last_needed_node): Fix comment typo.
373 * c-decl.c (duplicate_decls): Fix comment typo.
374 (clone_underlying_type): Update comment.
376 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
378 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
379 alpha_in_small_data_p, alpha_split_complex_arg,
380 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
382 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
383 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
385 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
386 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
387 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
388 * config/darwin.c (darwin_binds_local_p): Likewise.
389 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
391 * config/i386/i386-protos.h (i386_pe_binds_local_p,
392 i386_pe_valid_dllimport_attribute_p): Likewise.
393 * config/i386/i386.c (ix86_function_regparm,
394 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
395 x86_can_output_mi_thunk, ix86_mangle_type,
396 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
397 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
398 i386_pe_binds_local_p): Likewise.
400 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
401 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
402 ia64_invalid_conversion, ia64_invalid_unary_op,
403 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
405 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
406 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
407 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
408 * config/mips/mips.c (mips_use_blocks_for_constant_p,
409 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
410 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
411 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
412 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
413 * config/pa/pa.c (pa_commutative_p): Likewise.
414 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
416 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
417 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
418 rs6000_use_blocks_for_constant_p,
419 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
420 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
421 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
422 * config/s390/s390.c (s390_mangle_type,
423 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
425 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
426 th_in_small_data_p): Likewise.
427 * config/sh/sh.c (sh_ms_bitfield_layout_p,
428 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
430 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
431 sparc_mangle_type): Likewise.
432 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
433 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
434 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
436 * hooks.c (hook_bool_mode_const_rtx_false,
437 hook_bool_mode_const_rtx_true,
438 hook_bool_const_tree_hwi_hwi_const_tree_false,
439 hook_bool_const_tree_hwi_hwi_const_tree_true,
440 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
441 hook_constcharptr_const_tree_null,
442 hook_constcharptr_const_rtx_null,
443 hook_constcharptr_const_tree_const_tree_null,
444 hook_constcharptr_int_const_tree_null,
445 hook_constcharptr_int_const_tree_const_tree_null): New.
446 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
447 hook_bool_tree_hwi_hwi_tree_false,
448 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
449 hook_int_tree_tree_1, hook_constcharptr_tree_null,
450 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
451 hook_constcharptr_int_tree_null,
452 hook_constcharptr_int_tree_tree_null): Delete.
453 (default_can_output_mi_thunk_no_vcall): Constify.
454 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
455 hook_bool_tree_hwi_hwi_tree_false,
456 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
457 hook_int_tree_tree_1, hook_constcharptr_tree_null,
458 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
459 hook_constcharptr_int_tree_null,
460 hook_constcharptr_int_tree_tree_null): Delete.
461 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
462 hook_bool_const_tree_hwi_hwi_const_tree_false,
463 hook_bool_const_tree_hwi_hwi_const_tree_true,
464 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
465 hook_constcharptr_const_tree_null,
466 hook_constcharptr_const_rtx_null,
467 hook_constcharptr_const_tree_const_tree_null,
468 hook_constcharptr_int_const_tree_null,
469 hook_constcharptr_int_const_tree_const_tree_null): New.
470 (default_can_output_mi_thunk_no_vcall): Constify.
471 * integrate.c (function_attribute_inlinable_p): Likewise.
472 * integrate.h (function_attribute_inlinable_p): Likewise.
473 * jump.c (rtx_renumbered_equal_p): Likewise.
474 * output.h (decl_readonly_section, categorize_decl_for_section,
475 default_use_anchors_for_symbol_p, default_binds_local_p,
476 default_binds_local_p_1): Likewise.
477 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
479 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
480 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
481 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
482 TARGET_COMP_TYPE_ATTRIBUTES,
483 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
484 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
485 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
486 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
487 TARGET_DWARF_CALLING_CONVENTION): Likewise.
488 * target.h (can_output_mi_thunk, needs_block_p,
489 first_cycle_multipass_dfa_lookahead_guard_spec,
490 vector_alignment_reachable, comp_type_attributes,
491 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
492 commutative_p, use_blocks_for_constant_p,
493 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
494 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
495 invalid_within_doloop, valid_dllimport_attribute_p,
496 split_complex_arg, invalid_arg_for_unprototyped_fn,
497 invalid_conversion, invalid_unary_op, invalid_binary_op):
499 * targhooks.c (default_invalid_within_doloop,
500 hook_invalid_arg_for_unprototyped_fn,
501 default_builtin_vector_alignment_reachable): Likewise.
502 (hook_bool_rtx_commutative_p): Delete.
503 (hook_bool_const_rtx_commutative_p): New.
504 * targhooks.h (default_invalid_within_doloop,
505 default_builtin_vector_alignment_reachable,
506 hook_invalid_arg_for_unprototyped_fn): Constify.
507 (hook_bool_rtx_commutative_p): Delete.
508 (hook_bool_const_rtx_commutative_p): New.
509 * varasm.c (bss_initializer_p, decl_default_tls_model,
510 categorize_decl_for_section, decl_readonly_section,
511 default_use_anchors_for_symbol_p, default_binds_local_p,
512 default_binds_local_p_1): Constify.
514 2007-08-24 Jie Zhang <jie.zhang@analog.com>
516 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
517 __NO_BUILTIN if -fno-builtin.
519 2007-08-24 Jie Zhang <jie.zhang@analog.com>
521 * config/bfin/bfin.c (print_operand): Report error instead of
522 ICE for wrong operand.
524 2007-08-24 Michael Matz <matz@suse.de>
526 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
528 2007-08-24 Richard Guenther <rguenther@suse.de>
531 * tree-ssa.c (useless_type_conversion_p): Split into a
532 recursive and a non-recursive part.
533 (useless_type_conversion_p_1): New function.
534 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
535 from maybe_fold_offset_to_reference is trivially convertible
536 to the desired type before doing the simplification.
538 2007-08-24 Jakub Jelinek <jakub@redhat.com>
540 * expr.c (store_expr): Optimize initialization of an array
542 * expr.h (builtin_strncpy_read_str): New prototype.
543 * builtins.c (builtin_strncpy_read_str): Remove prototype.
546 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
549 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
550 field when initializing if_info structure.
552 2007-08-24 Richard Guenther <rguenther@suse.de>
554 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
556 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
557 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
558 * tree-inline.c (inlinable_function_p): Fold in common parts of
559 the cannot_inline_tree_fn langhook.
560 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
561 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
562 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
563 cannot_inline_tree_fn langhook.
564 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
565 cannot_inline_tree_fn member.
567 2007-08-24 Richard Guenther <rguenther@suse.de>
569 * expr.c (get_inner_reference): Do computation of bitoffset
570 from offset in a way we can detect overflow reliably.
572 2007-08-24 Jie Zhang <jie.zhang@analog.com>
574 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
576 2007-08-24 Jie Zhang <jie.zhang@analog.com>
578 * config/bfin/bfin.opt (mfast-fp): Add.
579 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
580 libbffastfp override libgcc if -mfast-fp.
581 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
582 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
583 (Blackfin Options): Document -mfast-fp.
585 2007-08-24 Jakub Jelinek <jakub@redhat.com>
587 PR tree-optimization/32573
589 * tree-data-ref.c (initialize_data_dependence_relation): Clear
590 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
591 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
592 (build_classic_dist_vector): Return false rather than true if
593 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
594 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
595 returned false. Don't call save_dist_v before calling
596 build_classic_dist_vector_1.
597 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
598 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
599 DDR_DIR_VECTS vectors.
601 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
603 * configure.ac (leb128): Modify sed statement to work with any binutils
605 * configure: Regenerate
607 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
609 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
610 Wrap in RTX_CODE macro guard.
611 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
612 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
613 arm_mark_dllimport, arm_pe_encode_section_info,
614 arm_pe_unique_section): Use ISO-C function declarations.
615 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
616 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
617 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
619 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
620 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
622 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
624 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
625 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
626 (register_move_cost): Use ISO-C function declarations.
627 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
628 * config/score/score-protos.h (score_declare_object): Add
630 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
632 * final.c (profile_function): Avoid empty if-bodies.
635 * calls.c (must_pass_in_stack_var_size,
636 must_pass_in_stack_var_size_or_pad): Constify.
637 * config/alpha/alpha-protos.h (function_value): Likewise.
638 * config/alpha/alpha.c (alpha_return_in_memory,
639 alpha_pass_by_reference, function_value,
640 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
641 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
643 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
644 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
645 TARGET_PROMOTE_PROTOTYPES): Likewise.
646 * config/arm/arm-protos.h (arm_return_in_memory,
647 arm_pad_arg_upward, arm_function_value): Likewise.
648 * config/arm/arm.c (arm_pass_by_reference,
649 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
650 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
651 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
653 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
654 * config/avr/avr-protos.h (avr_function_value): Likewise.
655 * config/avr/avr.c (avr_return_in_memory,
656 gas_output_limited_string, gas_output_ascii, avr_function_value,
657 avr_return_in_memory): Likewise.
658 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
659 * config/bfin/bfin.c (bfin_pass_by_reference,
660 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
661 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
663 * config/cris/cris.c (cris_pass_by_reference,
664 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
665 * config/crx/crx.c (crx_return_in_memory): Likewise.
666 * config/darwin.c (function_base, machopic_function_base_name):
668 * config/fr30/fr30.c (fr30_must_pass_in_stack,
669 TARGET_PROMOTE_PROTOTYPES): Likewise.
670 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
671 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
672 * config/i386/i386-protos.h (ix86_return_in_memory,
673 ix86_sol10_return_in_memory): Likewise.
674 * config/i386/i386.c (ix86_function_value,
675 ix86_function_sseregparm, ix86_must_pass_in_stack,
676 type_natural_mode, classify_argument, examine_argument,
677 construct_container, ix86_pass_by_reference, function_value_32,
678 function_value_64, ix86_function_value_1, return_in_memory_32,
679 return_in_memory_64, return_in_memory_ms_64,
680 ix86_return_in_memory, ix86_sol10_return_in_memory,
681 TARGET_PROMOTE_PROTOTYPES): Likewise.
682 * config/ia64/ia64-protos.h (ia64_function_value,
683 ia64_hpux_function_arg_padding): Likewise.
684 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
685 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
686 ia64_hpux_function_arg_padding): Likewise.
687 * config/iq2000/iq2000-protos.h (function_arg,
688 iq2000_function_value): Likewise.
689 * config/iq2000/iq2000.c (iq2000_return_in_memory,
690 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
691 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
692 function_arg, iq2000_function_value): Likewise.
693 * config/m32c/m32c-protos.h (m32c_function_value,
694 m32c_promote_function_return): Likewise.
695 * config/m32c/m32c.c (m32c_pass_by_reference,
696 m32c_promote_prototypes, m32c_promote_function_return,
697 m32c_function_value): Likewise.
698 * config/m32r/m32r.c (m32r_return_in_memory,
699 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
700 m32r_in_small_data_p): Likewise.
701 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
703 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
704 m68hc11_function_arg_padding): Likewise.
705 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
706 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
707 m68k_function_value): Likewise.
708 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
709 mcore_function_value): Likewise.
710 * config/mcore/mcore.c (handle_structs_in_regs,
711 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
712 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
713 mcore_num_arg_regs, mcore_function_value): Likewise.
714 * config/mips/mips-protos.h (mips_pad_arg_upward,
715 mips_function_value): Likewise.
716 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
717 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
718 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
719 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
720 mips_function_value): Likewise.
721 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
723 * config/mmix/mmix.c (mmix_pass_by_reference,
724 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
725 mmix_encode_section_info): Likewise.
726 * config/mn10300/mn10300-protos.h (mn10300_function_value):
728 * config/mn10300/mn10300.c (mn10300_return_in_memory,
729 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
730 mn10300_function_value): Likewise.
731 * config/mt/mt-protos.h (mt_function_value): Likewise.
732 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
733 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
734 * config/pa/pa-protos.h (function_arg_padding, function_value,
735 pa_return_in_memory): Likewise.
736 * config/pa/pa.c (pa_pass_by_reference,
737 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
738 function_arg_padding, function_value, pa_return_in_memory):
740 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
741 * config/rs6000/rs6000-protos.h (rs6000_function_value,
742 function_arg_padding): Likewise.
743 * config/rs6000/rs6000.c (rs6000_return_in_memory,
744 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
745 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
746 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
747 function_arg_padding, altivec_expand_dst_builtin,
748 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
749 altivec_init_builtins, rs6000_common_init_builtins,
750 rs6000_function_value): Likewise.
751 * s390/s390-protos.h (s390_function_value): Likewise.
752 * config/s390/s390.c (s390_function_arg_size,
753 s390_pass_by_reference, s390_return_in_memory,
754 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
755 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
756 * config/score/score-protos.h (score_function_value): Likewise.
757 * config/score/score.c (score_arg_partial_bytes,
758 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
759 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
760 score_pass_by_reference, score_add_offset, score_function_value):
762 * config/sh/sh-protos.h (sh_attr_renesas_p,
763 sh_promote_prototypes): Likewise.
764 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
765 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
766 sh_attr_renesas_p): Likewise.
767 * config/sparc/sparc-protos.h (function_value,
768 function_arg_padding): Likewise.
769 * config/sparc/sparc.c (sparc_promote_prototypes,
770 sparc_return_in_memory, sparc_pass_by_reference,
771 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
772 function_arg_record_value_2, function_arg_record_value_1,
773 function_arg_record_value, function_arg_record_value,
774 function_arg_padding, function_value): Likewise.
775 * config/spu/spu-protos.h (spu_function_value): Likewise.
776 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
777 spu_function_value): Likewise.
778 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
780 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
781 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
782 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
784 * config/v850/v850.c (v850_return_in_memory,
785 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
786 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
787 * config/xtensa/xtensa.c (xtensa_return_in_msb,
788 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
789 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
791 * explow.c (promote_mode, hard_function_value): Likewise.
792 * expr.h (hard_function_value, promote_mode): Likewise.
793 * function.c (aggregate_value_p): Likewise.
794 * hooks.c (hook_bool_const_tree_true): New.
795 * hooks.h (hook_bool_const_tree_true): New.
796 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
797 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
798 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
799 TARGET_RETURN_IN_MSB): Likewise.
800 * target.h (promote_function_args, promote_function_return,
801 promote_prototypes, return_in_memory, return_in_msb,
802 pass_by_reference, must_pass_in_stack, callee_copies,
803 function_value): Likewise.
804 * targhooks.c (default_return_in_memory,
805 hook_pass_by_reference_must_pass_in_stack,
806 hook_callee_copies_named,
807 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
808 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
809 default_function_value): Likewise.
810 * targhooks.h (default_return_in_memory,
811 hook_pass_by_reference_must_pass_in_stack,
812 hook_callee_copies_named,
813 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
814 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
815 default_function_value): Likewise.
816 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
817 (equiv_class_label_hash, equiv_class_label_eq): Constify.
818 * tree-vectorizer.c (bb_in_loop_p): Likewise.
819 * tree.c (needs_to_live_in_memory): Likewise.
820 * tree.h (struct tree_type, needs_to_live_in_memory,
821 aggregate_value_p, must_pass_in_stack_var_size,
822 must_pass_in_stack_var_size_or_pad): Likewise.
823 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
824 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
825 lookup_filename): Likewise.
827 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
830 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
831 fake fcomi i387 instruction for !TARGET_CMOVE.
832 (ix86_expand_branch): Expand natural sequence with one jump for
833 all targets, not only TARGET_CMOVE.
834 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
835 pattern to implement fake fcomi sequence. Split instruction after
836 reload to correct compare sequences.
837 (*cmpfp_xf_cc): Ditto.
838 (*cmpfp_<mode>_cc): Ditto.
839 (*cmpfp_u_cc): Ditto.
840 (*cmpfp_<mode>_cc): Ditto.
842 2007-08-23 Richard Guenther <rguenther@suse.de>
844 * tree-pretty-print.c (dump_generic_node): Annotate
845 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
847 2007-08-23 Richard Guenther <rguenther@suse.de>
849 * builtins.c (expand_builtin_mathfn): Wrap argument in
850 save_expr directly instead of re-building the call.
851 (expand_builtin_mathfn_2): Likewise.
852 (expand_builtin_mathfn_3): Likewise.
853 (expand_builtin_interclass_mathfn): Likewise.
854 (expand_builtin_int_roundingfn): Set arg.
855 (expand_builtin_int_roundingfn_2): Likewise.
857 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
859 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
860 *sse_nand<mode>3, *sse_xor<mode>3): New.
862 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
865 * config/i386/i386.c (print_operand): Handle ';' code. Output
866 semicolon for TARGET_MACHO.
867 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
868 emit semicolon after 'lock' prefix.
869 (sync_double_compare_and_swap<mode>): Ditto.
870 (*sync_double_compare_and_swapdi_pic): Ditto.
871 (*sync_compare_and_swap_cc<mode>): Ditto.
872 (sync_double_compare_and_swap_cc<mode>): Ditto.
873 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
874 (sync_old_add<mode>): Ditto.
875 (sync_add<mode>): Ditto.
876 (sync_sub<mode>): Ditto.
877 (sync_ior<mode>): Ditto.
878 (sync_and<mode>): Ditto.
879 (sync_xor<mode>): Ditto.
881 2007-08-22 Chao-ying Fu <fu@mips.com>
883 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
885 (copy_rtx): Handle CONST_FIXED.
886 (rtx_equal_p): Likewise.
887 * rtl.h (fixed_value.h): New include.
888 (rtx_def): Add a new field of fixed_value to u.
889 (XCNMPFV): Define for accessing fixed_value.
890 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
892 * rtl.def (CONST_FIXED): New constant.
893 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
894 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
895 US_ASHIFT): New codes.
896 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
897 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
898 unsigned_fract_convert, unsigned_sat_fract): Document them.
899 * varasm.c (assemble_integer): Extend to support fixed-point constants
900 by using different machine classes.
901 (decode_addr_const): Handle FIXED_CST.
902 (const_hash_1): Likewise.
903 (compare_constant): Likewise.
904 (copy_constant): Likewise.
905 (const_rtx_hash_1): Handle CONST_FIXED.
906 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
907 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
909 (initializer_constant_valid_p): Handle FIXED_CST.
910 (output_constant): Support FIXED_POINT_TYPE.
911 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
912 * cse.c (hash_rtx): Support CONST_FIXED.
913 (exp_equiv_p): Likewise.
914 (cannon_reg): Likewise.
915 (fold_rtx): Likewise.
916 (equiv_constant): Likewise.
917 (cse_process_notes_1): Likewise.
918 (count_reg_usage): Likewise.
919 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
920 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
921 (wrap_constant): Check CONST_FIXED.
922 (cselib_hash_rtx): Support CONST_FIXED.
923 (cselib_subst_to_values): Likewise.
924 * df-scan.c (df_uses_record): Likewise.
925 * gcse.c (want_to_gcse_p): Likewise.
926 (oprs_unchanged_p): Likewise.
927 (oprs_not_set_p): Likewise.
928 (compute_transp): Likewise.
929 (extract_mentioned_regs_helper): Likewise.
930 * genemit.c (gen_exp): Likewise.
931 * local-alloc.c (equiv_init_varies_p): Likewise.
932 (contains_replace_regs): Likewise.
933 (memref_referenced_p): Likewise.
934 * loop-invariant.c (check_maybe_invariant): Likewise.
935 (hash_invariant_expr_1): Likewise.
936 (invariant_expr_equal_p): Likewise.
937 * postreload-gcse.c (oprs_unchanged_p): Likewise.
938 * regclass.c (reg_scan_mark_refs): Likewise.
939 * regrename.c (scan_rtx): Likewise.
940 * resource.c (mark_referenced_resources): Likewise.
941 (mark_set_resources): Likewise.
942 * rtlanal.c (rtx_unstable_p): Likewise.
943 (rtx_varies_p): Likewise.
944 (count_occurrences): Likewise.
945 (reg_mentioned_p): Likewise.
946 (modified_between_p): Likewise.
947 (modified_in_p): Likewise.
948 (volatile_insn_p): Likewise.
949 (volatile_refs_p): Likewise.
950 (side_effects_p): Likewise.
951 (may_trap_p_1): Likewise.
952 (inequality_comparisons_p): Likewise.
953 (computed_jump_p_1): Likewise.
954 (commutative_operand_precedence): Likewise.
955 * sched-deps.c (sched_analyze_2): Likewise.
956 * sched-vis.c (print_value): Likewise.
957 * reload.c (operands_match_p): Likewise.
958 (subst_reg_equivs): Likewise.
959 * reload1.c (eliminate_regs_1): Likewise.
960 (elimination_effects): Likewise.
961 (scan_paradoxical_subregs): Likewise.
962 * alias.c (rtx_equal_for_memref_p): Likewise.
963 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
964 * emit-rtl.c (const_fixed_htab): New hash table.
965 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
967 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
968 const_fixed_from_fixed_value): New functions.
969 (verify_rtx_sharing): Handle CONST_FIXED.
970 (copy_rtx_if_shared_1): Likewise.
971 (reset_used_flags): Likewise.
972 (set_used_flags): Likewise.
973 (copy_insn_1): Likewise.
974 (init_emit_once): Create const_fixed_htab.
975 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
977 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
979 PR tree-optimization/32949
980 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
981 before failing for ivs with non-constant step.
983 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
985 * doc/md.texi (Iterators): Renamed from Macros. All contents
986 changed to reflect rename of respectively define_code_macro and
987 define_mode_macro to define_code_iterator and define_mode_iterator.
988 (Mode Iterators, Code Iterators): Similar.
989 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
990 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
991 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
992 (initialize_iterators, find_iterator, check_code_iterator)
993 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
994 (read_mapping, read_rtx_1): Similar.
995 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
996 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
997 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
998 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
999 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1000 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1001 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1002 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1003 config/rs6000/sync.md, config/rs6000/rs6000.md,
1004 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1005 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1006 config/vax/vax.md, config/bfin/bfin.md: Similar.
1008 2007-08-22 David Daney <ddaney@avtrex.com>
1010 * doc/install.texi (Testing): Mention testing on a simulator.
1012 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1014 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1016 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1017 and rearrange floating point conversion functions into different
1020 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1022 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1023 dfa_post_advance_cycle): New scheduler hooks.
1024 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1025 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1027 (TARGET_SCHED): Use them.
1028 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1029 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1030 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1032 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1033 function to facilitate debugging.
1034 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1035 (output_insn_has_dfa_reservation_p): New static function to output
1036 insn_has_dfa_reservation_p ().
1037 (write_automata): Use it.
1038 * genattr.c (main): Output declaration for
1039 insn_has_dfa_reservation_p ().
1041 2007-08-22 Christian Bruel <christian.bruel@st.com>
1042 Richard Guenther <rguenther@suse.de>
1044 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1045 * simplify_rtx (simplify_binary_operation_1): Likewise.
1047 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1049 PR rtl-optimization/32557
1050 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1051 of REGNO (mws->mw_reg).
1053 2007-08-22 Richard Guenther <rguenther@suse.de>
1056 * builtins.c (expand_builtin_int_roundingfn): Replace call
1057 argument wrapped with SAVE_EXPR directly.
1058 (expand_builtin_int_roundingfn_2): Likewise.
1060 2007-08-22 Richard Guenther <rguenther@suse.de>
1062 * tree-inline.c (inlinable_function_p): Restore disregarding
1063 inline limits for GNU extern inline functions.
1065 2007-08-22 Richard Guenther <rguenther@suse.de>
1068 * tree.c (host_integerp): Treat sizetype as signed as it is
1071 2007-08-21 Ian Lance Taylor <iant@google.com>
1073 PR tree-optimization/33134
1074 * tree-vrp.c (adjust_range_with_scev): Call
1075 set_value_range_to_value.
1077 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1079 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1082 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1084 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1087 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1089 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1090 cases to set eight bytes at a time.
1091 (expand_block_move): Likewise.
1093 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1096 * dwarf2out.c (gen_decl_die): Don't call
1097 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1099 2007-08-21 Paul Brook <paul@codesourcery.com>
1100 Nathan Sidwell <nathan@codesourcery.com>
1101 Mark Mitchell <mark@codesourcery.com>
1102 Joseph Myers <joseph@codesourcery.com>
1104 * configure.ac: Add --with-pkgversion and --with-bugurl.
1105 * configure: Regenerate.
1106 * doc/install.texi: Document them.
1107 * version.c (version_string): Remove VERSUFFIX.
1108 (VERSUFFIX): Remove.
1109 (pkgversion_string): New.
1110 (bug_report_url): Do not hard-code initializer.
1111 * version.h (pkgversion_string): Declare.
1112 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1114 (version.o): Define PKGVERSION and BUGURL.
1115 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1116 (%.pod): Define BUGURL.
1117 * gcc.c (process_command, main): Use pkgversion_string.
1118 * toplev.c (compile_file, print_version): Likewise.
1119 * protoize.c (main): Likewise.
1120 * gcov.c (print_version): Likewise. Update copyright date.
1121 * gcov-dump.c (print_version): Likewise. Update copyright date.
1122 * mips-tdump.c (main): Likewise. Update copyright date.
1123 * mips-tfile.c (main): Likewise. Update copyright date.
1124 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1125 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1126 shorten description.
1127 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1128 * doc/gccint.texi: Likewise.
1129 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1130 Update copyright date.
1132 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1135 (ix86_expand_strlensi_unroll_1): Ditto.
1136 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1137 (ix86_expand_carry_flag_compare): Update comment.
1139 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1142 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1143 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1145 2007-08-21 Richard Guenther <rguenther@suse.de>
1147 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1149 2007-08-21 Richard Guenther <rguenther@suse.de>
1152 * fold-const.c (fold_binary): Remove index +p PTR folding.
1153 Fix types of POINTER_PLUS_EXPR generated by folding of
1156 2007-08-20 Chao-ying Fu <fu@mips.com>
1158 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1159 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1160 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1161 (c_common_fixed_point_type_for_size): Declare.
1162 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1163 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1164 (c_token_starts_declspecs): Likewise.
1165 (c_parser_declspecs): Likewise.
1166 (c_parser_attributes): Likewise.
1167 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1168 (c_declspecs): Add saturating_p.
1169 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1170 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1171 _Sat. Handle RID_SAT.
1172 Avoid using void, bool, char, int, float, double, _Decimal32,
1173 _Decimal64, _Decimal128, and complex with _Sat.
1174 Handle RID_FRACT and RID_ACCUM.
1175 Make sure _Sat is used with _Fract or _Accum.
1176 (finish_declspecs): Handle cts_fract and cts_accum.
1177 * c-common.c (fixed-value.h): New include.
1178 (constant_expression_warning): Handle FIXED_CST.
1179 (overflow_warning): Likewise.
1180 (warnings_for_convert_and_check): Likewise.
1181 (c_common_fixed_point_type_for_size): New.
1182 (c_common_type_for_mode): Handle fixed-point modes to
1183 return various saturating/non-saturating, signed/unsigned types.
1184 (c_common_signed_or_unsigned_type): Support fixed-point types.
1185 (shorten_compare): Check fixed-point zero.
1186 Handle FIXED_POINT_TYPE.
1187 (c_common_truthvalue_conversion): Handle FIXED_CST.
1188 Handle FIXED_POINT_TYPE.
1189 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1191 (handle_mode_attribute): Handle fixed-point modes. Need to check
1192 if the signness of base type and fixed-point modes are consistent.
1193 (handle_vector_size_attribute): Handle fixed-point modes.
1194 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1195 (warn_for_div_by_zero): Check fixed-point zero.
1196 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1197 a common fixed-point type based on fbit, ibit, sign, and saturation.
1198 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1199 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1200 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1201 (convert_for_assignment): Support FIXED_POINT_TYPE.
1202 (digest_init): Handle FIXED_POINT_TYPE.
1203 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1204 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1205 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1206 GE_EXPR, LT_EXPR, GT_EXPR.
1207 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1208 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1209 * target.h (gcc_target): Add fixed_point_supported_p.
1210 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1211 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1212 (default_fixed_point_supported_p): Define.
1213 * targhooks.h (default_fixed_point_supported_p): Declare.
1214 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1215 * doc/install.texi (Configuration): Add --enable-fixed-point.
1216 * configure.ac (--enable-fixed-point): New to enable fixed-point
1217 arithmetic extension to C. For mips targets, we enable it by default.
1218 * configure, config.in: Regenerate.
1220 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1222 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1224 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1226 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1227 DWARF2_DEBUGGING_INFO.
1228 (cold_text_section_used): Same.
1229 (cold_text_section): Same.
1231 2007-08-20 Richard Guenther <rguenther@suse.de>
1233 * c-typeck.c (convert_for_assignment): Use the type of
1234 the member for the initialization.
1236 2007-08-20 Richard Guenther <rguenther@suse.de>
1238 * c-objc-common.c (c_disregard_inline_limits): Remove.
1239 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1240 * cgraphunit.c (cgraph_process_new_functions): Call
1241 disregard_inline_limits_p.
1242 (cgraph_preserve_function_body_p): Likewise.
1243 * ipa-inline.c (compute_inline_parameters): Likewise.
1244 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1246 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1247 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1248 disregard_inline_limits langhook.
1249 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1251 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1252 disregard_inline_limits langhook.
1253 * tree-inline.c (disregard_inline_limits_p): New function.
1254 * tree-inline.h (disregard_inline_limits_p): Declare.
1256 2007-08-20 Richard Guenther <rguenther@suse.de>
1258 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1259 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1260 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1261 auto_var_in_fn_p langhook.
1262 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1264 * tree.c (auto_var_in_fn_p): ... here.
1265 (find_var_from_fn): Call auto_var_in_fn_p directly.
1266 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1267 auto_var_in_fn_p langhook.
1268 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1269 (copy_body_r): Likewise.
1270 (self_inlining_addr_expr): Likewise.
1271 * tree.h (auto_var_in_fn_p): Declare.
1273 2007-08-20 Richard Guenther <rguenther@suse.de>
1275 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1276 (walk_type_fields): Take lh parameter.
1277 (walk_tree): Rename to ...
1278 (walk_tree_1): ... this. Do not call the walk_subtrees
1279 langhook but the now passed callback. Pass lh on recursion.
1280 (walk_tree_without_duplicates): Rename to ...
1281 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1282 and call walk_tree_1.
1283 * tree.h (walk_tree_lh): New typedef.
1284 (walk_tree_1): Declare.
1285 (walk_tree_without_duplicates_1): Likewise.
1286 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1287 (walk_tree_without_duplicates): New define to
1288 walk_tree_without_duplicates_1 with NULL lh parameter.
1289 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1290 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1292 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1293 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1294 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1297 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1300 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1301 code in front of the compacting of basic blocks.
1302 Move the folding of statements inbetween the cgraph checking
1303 and compacting of basic blocks.
1305 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1306 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1309 * config/alpha/alpha.c (va_list_skip_additions): Check for
1310 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1311 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1312 PLUS_EXPR when checking ap.__base.
1313 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1314 when doing addition on pointer types. Use size_int instead of
1316 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1317 ptr_type in the second operand.
1319 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1322 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1324 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1327 * cfgexpand.c (expand_one_register_var): Mark pointer
1328 DECL_ARTIFICIAL as REG_POINTER also.
1329 * stmt.c (expand_decl): Likewise.
1331 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1338 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1339 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1340 on_worklist argument and avoid adding things to worklist multiple
1342 (add_to_worklist): Ditto.
1343 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1344 single SFT is clobbered.
1345 (set_initial_properties): Ditto.
1346 (compute_call_clobbered): Update for changes to function
1348 (create_overlap_variables_for): Always create SFT for offset 0.
1349 (create_structure_vars): Handle PHI's, since we are in SSA form at
1351 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1352 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1354 (add_vars_for_offset): Figure out aliases from access + points-to.
1355 (add_virtual_operand): Use add_vars-for_offset.
1356 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1357 (add_call_clobber_ops): Remove makes_clobbering_call set.
1358 (get_expr_operands): Always pass through the INDIRECT_REF
1360 * tree-ssa-structalias.c (struct constraint_graph): Remove
1362 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1363 address_taken, pt_used, number_incoming.
1364 (FIRST_ADDR_NODE): Removed.
1365 (merge_graph_nodes): Remove broken code for the moment.
1366 (init_graph): New function.
1367 (build_pred_graph): Remove code to init_graph.
1368 Add location equivalence support.
1369 (struct scc_info): Rename roots to deleted.
1371 (init_scc_info): Ditto
1372 (init_topo_info): Use graph->size.
1373 (compute_topo_order): Ditto.
1374 (do_da_constraint): Removed.
1375 (do_sd_constraint): Remove calls to find().
1376 set_union_with_increment should always get 0 as last arg here.
1377 (do_complex_constraint): Replace do_da_constraint with assert.
1379 (struct equiv_class_label): New.
1380 (pointer_equiv_class_table): Ditto.
1381 (location_equiv_class_table): Ditto.
1382 (equiv_class_label_hash): Ditto.
1383 (equiv_class_label_eq): Ditto
1384 (equiv_class_lookup): Ditto.
1385 (equiv_class_ladd): Ditto.
1386 (pointer_equiv_class): Ditto.
1387 (location_equiv_class): Ditto.
1388 (condense_visit): Rename and rewrite from label_visit to do only
1389 SCC related stuff for HU.
1390 (label_visit): Do HU work for HU.
1391 (perform_var_substitution): Update to do HU and location
1393 (free_var_substitution_info): Update to free HU and location
1394 equivalence structures. */
1395 (find_equivalent_node): Update for pointer but not location
1397 (unite_pointer_equivalences): New function.
1398 (move_complex_constraints): Rewrite to only do moving.
1399 (rewrite_constraints): Split out of move_complex_constraints.
1400 (solve_graph): Use graph->size.
1401 (process_constraint_1): Add from_call argument, use it.
1402 Split *a = &b into two constraints.
1403 (process_constraint): Use new process_constraint_1.
1404 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1405 (get_constraint_for): Handle non-pointer integers properly.
1406 Remove code that used to handle structures.
1407 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1408 with unknown addends.
1409 (handle_rhs_call): New function.
1410 (find_func_aliases): Use handle_rhs_call.
1411 (set_uids_in_ptset): Add an assert.
1412 (set_used_smts): Fix bug in not considering unified vars.
1413 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1414 (compute_points_to_sets): Update for other function changes.
1415 (delete_points_to_sets): Ditto.
1416 (ipa_pta_execute): Ditto.
1417 (pass_ipa_pta): We need to update SSA after ipa_pta.
1419 2007-08-19 Jan Hubicka <jh@suse.cz>
1421 * i386.md: Replace "rim" and "mri" constraints by "g".
1423 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1425 * dwarf2out.c (text_section_used, cold_text_section_used,
1426 cold_text_section, dwarf2out_note_section_used): New.
1427 (dwarf2out_init): Initialize cold_text_section.
1428 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1429 dwarf2out_note_section_used.
1430 (size_of_aranges): Only count entry for text section if it was
1431 used. Count entry for cold text section if it was used.
1432 (output_aranges): Only output entries for text section and cold
1433 text section if they were used.
1435 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1437 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1439 (debug_generic_stmt): Likewise.
1440 (debug_tree_chain): Likewise.
1442 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1444 * tree-data-refs.c (split_constant_offset): Expose.
1445 * tree-data-refs.h (split_constant_offset): Add declaration.
1447 * tree-vectorizer.h (dr_alignment_support): Renamed
1448 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1449 Added a new value dr_explicit_realign.
1450 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1451 dr_offset, dr_step, and dr_aligned_to, along with new access
1452 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1453 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1454 STMT_VINFO_DR_ALIGNED_TO.
1456 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1458 In case of outer-loop vectorization with non-fixed misalignment - use
1459 the dr_explicit_realign scheme instead of the optimized realignment
1461 (new_stmt_vec_info): Initialize new fields.
1463 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1464 'nested_in_vect_loop' case. Change verbosity level.
1465 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1466 Don't fail on zero step in the outer-loop for loads.
1467 (vect_analyze_data_refs): Call split_constant_offset to calculate
1468 base, offset and init relative to the outer-loop.
1470 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1471 BSI function argument with a new function argument - at_loop.
1472 Simplify the condition that determines STEP. Takes additional argument
1473 INV_P. Support outer-loop vectorization (handle the
1474 nested_in_vect_loop case), including zero step in the outer-loop. Call
1475 vect_create_addr_base_for_vector_ref with additional argument.
1476 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1477 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1478 Fixed and simplified calculation of step.
1479 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1480 of bsi, and with additional argument. Call bump_vector_ptr with
1481 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1482 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1483 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1484 when the realignment setup needs to take place inside the loop.
1485 Support the dr_explicit_realign scheme. Allow generating the optimized
1486 realignment scheme for outer-loop vectorization. Added documentation.
1487 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1488 the 'nested_in_vect_loop' case, including loads that are invariant in
1489 the outer-loop and the realignment schemes. Handle the case when the
1490 realignment setup needs to take place inside the loop. Call
1491 vect_setup_realignment with additional arguments. Call
1492 vect_create_data_ref_ptr with additional argument and with loop instead
1493 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1494 (vect_gen_niters_for_prolog_loop): Call
1495 vect_create_addr_base_for_vector_ref with additional arguments.
1496 (vect_create_cond_for_align_checks): Likewise.
1497 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1498 scheme: takes additional argument bump; argument ptr_incr is now
1499 optional; updated documentation.
1500 (vect_init_vector): Takes additional argument (bsi). Use it, if
1501 available, to insert the vector initialization.
1502 (get_initial_def_for_induction): Pass additional argument in call to
1504 (vect_get_vec_def_for_operand): Likewise.
1505 (vect_setup_realignment): Likewise.
1506 (vectorizable_load): Likewise.
1508 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1510 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1511 as argument instead of struct loop.
1512 (nested_in_vect_loop_p): New function.
1513 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1515 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1516 from other phis in the loop.
1517 (destroy_loop_vec_info): Add additional argument to declaration.
1519 * tree-vectorizer.c (supportable_widening_operation): Also check if
1520 nested_in_vect_loop_p (don't allow changing the order in this case).
1521 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1522 of struct loop. Call nested_in_vect_loop_p and don't require
1523 flag_unsafe_math_optimizations if it returns true.
1524 (new_stmt_vec_info): When setting def_type for phis differentiate
1525 loop-header phis from other phis.
1526 (bb_in_loop_p): New function.
1527 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1528 just update their loop_vinfo. Order of BB traversal now matters -
1529 call dfs_enumerate_from with bb_in_loop_p.
1530 (destroy_loop_vec_info): Takes additional argument to control whether
1531 stmt_vinfo of the loop stmts should be destroyed as well.
1532 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1533 reduction stmt to be defines by a non loop-header phi.
1534 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1536 * tree-vect-transform.c (vectorizable_reduction): Call
1537 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1538 (vectorizable_call): Likewise.
1539 (vectorizable_conversion): Likewise.
1540 (vectorizable_operation): Likewise.
1541 (vectorizable_type_promotion): Likewise.
1542 (vectorizable_type_demotion): Likewise.
1543 (vectorizable_store): Likewise.
1544 (vectorizable_live_operation): Likewise.
1545 (vectorizable_reduction): Likewise. Also pass loop_info to
1546 vect_is_simple_reduction instead of loop.
1547 (vect_init_vector): Call nested_in_vect_loop_p.
1548 (get_initial_def_for_reduction): Likewise.
1549 (vect_create_epilog_for_reduction): Likewise.
1550 (vect_init_vector): Check which loop to work with, in case there's an
1552 (get_initial_def_for_inducion): Extend to handle outer-loop
1553 vectorization. Fix indentation.
1554 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1555 In the case vect_induction_def get the vector def from the induction
1556 phi node, instead of calling get_initial_def_for_inducion.
1557 (get_initial_def_for_reduction): Extend to handle outer-loop
1559 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1561 (vect_transform_loop): Change assert to just skip this case. Add a
1563 (vect_finish_stmt_generation): Add a couple asserts.
1565 (vect_estimate_min_profitable_iters): Multiply
1566 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1568 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1569 this is an inner-loop reduction in outer-loop vectorization.
1571 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1572 Same code as what used to be vect_analyze_scalar_cycles, only with
1573 additional argument loop, and loop_info passed to
1574 vect_is_simple_reduction instead of loop.
1575 (vect_analyze_scalar_cycles): Code factored out into
1576 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1577 Updated documentation.
1578 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1579 outer-loop vectorization that are live or not used in the outerloop,
1580 cause this requires special handling.
1581 (vect_enhance_data_refs_alignment): Don't consider versioning for
1583 (vect_analyze_data_refs): Check that there are no datarefs in the
1585 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1586 and vect_used_in_outer_by_reduction cases.
1587 (process_use): Also consider the case of outer-loop stmt defining an
1588 inner-loop stmt and vice versa.
1589 (vect_analyze_loop_1): New function.
1590 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1591 loops. Call vect_analyze_loop_1.
1592 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1593 been vectorized. Call destroy_loop_vec_info with additional argument.
1595 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1596 in the inner-loop when doing outer-loop vectorization. Add
1597 documentation and printout.
1598 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1599 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1601 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1603 * tree-affine.h (print_aff): New prototype.
1604 (debug_aff): Likewise.
1605 * tree-affine.c (print_aff): New function.
1606 (debug_aff): Likewise.
1608 2007-08-18 Paul Brook <paul@codesourcery.com>
1609 Joseph Myers <joseph@codesourcery.com>
1611 * common.opt (-fdebug-prefix-map=): New option.
1612 * opts.c: Include debug.h.
1613 (common_handle_option): Handle -fdebug-prefix-map.
1614 * final.c: Include ggc.h.
1615 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1616 remap_debug_filename): New.
1617 * Makefile.in (final.o, opts.o): Update dependencies.
1618 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1619 * configure.ac: Check for assembler --debug-prefix-map support.
1620 * configure, config.in: Regenerate.
1621 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1622 (ASM_DEBUG_SPEC): Include ASM_MAP.
1623 * doc/install.texi (--with-debug-prefix-map): Document.
1624 * doc/invoke.texi (-fdebug-prefix-map): Document.
1625 * dbxout.c (dbxout_init, dbxout_start_source_file,
1626 dbxout_source_file): Call remap_debug_filename.
1627 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1628 dwarf2out_start_source_file, dwarf2out_finish): Call
1629 remap_debug_filename.
1630 (file_table_relative_p): Do not check d->emitted_number.
1631 * toplev.c (output_file_directive): Call remap_debug_filename.
1632 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1633 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1635 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1637 * loop-invariant.c (find_invariants_to_move): Add missing macro
1640 2007-08-17 Tom Tromey <tromey@redhat.com>
1642 * tree.h (struct tree_label_decl): Removed old "java" fields.
1644 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1645 Nigel Stephens <nigel@mips.com>
1647 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1648 Treat -mno-data-in-code and -mcode-xonly as aliases for
1649 -mcode-readable=no and -mcode-readable=pcrel respectively.
1650 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1651 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1652 (MULTILIB_DIRNAMES): Update accordingly.
1654 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1656 * Makefile.in (version.o): Depend on $(REVISION) only if
1657 REVISION_s is defined.
1659 2007-08-17 Sa Liu <saliu@de.ibm.com>
1660 Ulrich Weigand <uweigand@de.ibm.com>
1663 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1664 use build_qualified_type to retain qualifiers of the base type.
1666 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1668 * config/score/score.md : Update pattern tablejump.
1669 * config/score/score.c : Update score_initialize_trampoline
1671 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1672 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1673 * doc/contrib.texi: Add my entry.
1675 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1677 * Makefile.in (REVISION): New.
1680 (version.o): Also depend on $(REVISION). Add
1681 -DREVISION=$(REVISION_s).
1683 * version.c (version_string): Add REVISION.
1685 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1687 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1688 of GOTO that's relocated to a different block.
1690 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1692 * c-common.c (const_strip_array_types): New.
1693 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1694 (const_strip_array_types): New.
1695 * c-objc-common.c (c_disregard_inline_limits,
1696 c_warn_unused_global_decl): Constify.
1697 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1698 c_vla_type_p, c_incomplete_type_error): Likewise.
1699 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1700 * hooks.c (hook_bool_const_tree_false): New.
1701 * hooks.h (hook_bool_const_tree_false): Likewise.
1702 * langhooks-def.h (lhd_warn_unused_global_decl,
1703 lhd_incomplete_type_error, lhd_expr_size,
1704 lhd_tree_inlining_disregard_inline_limits,
1705 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1706 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1707 * langhooks.c (lhd_warn_unused_global_decl,
1708 lhd_incomplete_type_error,
1709 lhd_tree_inlining_disregard_inline_limits,
1710 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1711 lhd_expr_size): Likewise.
1712 * langhooks.h (lang_hooks_for_tree_inlining,
1713 lang_hooks_for_tree_dump, lang_hooks_for_types,
1714 lang_hooks_for_decls, lang_hooks): Likewise.
1715 * pointer-set.c (pointer_set_t, pointer_set_create,
1716 pointer_set_contains, insert_aux, pointer_set_insert,
1717 pointer_set_traverse, pointer_map_t, pointer_map_create,
1718 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1720 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1721 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1722 pointer_map_traverse): Likewise.
1723 * predict.c (assert_is_empty): Likewise.
1724 * tree-affine.c (free_name_expansion): Likewise.
1725 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1726 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1727 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1729 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1731 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1733 (destroy_loop_vec_info): Add call to VEC_free.
1734 * tree-vectorizer.h (may_alias_ddrs): Define.
1735 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1736 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1737 Change reporting to dump.
1738 (vect_is_duplicate_ddr): New.
1739 (vect_mark_for_runtime_alias_test): New.
1740 (vect_analyze_data_ref_dependences) Add call to
1741 vect_mark_for_runtime_alias_test.
1742 (vect_enhance_data_refs_alignment): Define local variable
1743 vect_versioning_for_alias_required, don't perform
1744 peeling for alignment if versioning for alias is
1746 (vect_enhance_data_refs_alignment): Use
1747 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1748 PARAM_VECT_MAX_VERSION_CHECKS.
1749 * tree-vect-transform.c
1750 (vect_create_cond_for_alias_checks): New.
1751 (vect_transform_loop): Add call to
1752 vect_create_cond_for_alias_checks.
1753 (vect_vfa_segment_size): New.
1754 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1756 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1757 * gcc/doc/invoke.texi
1758 (vect-max-version-for-alignment-checks): Document.
1759 (vect-max-version-for-alias-checks): Document.
1760 (vect-max-version-checks): Remove.
1762 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1765 the same line as the instruction for all asm dialects.
1766 (*rep_movsi): Ditto.
1767 (*rep_movsi_rex64): Ditto.
1768 (*rep_movqi): Ditto.
1769 (*rep_movqi_rex64): Ditto.
1770 (*rep_stosdi_rex64): Ditto.
1771 (*rep_stossi): Ditto.
1772 (*rep_stossi_rex64): Ditto.
1773 (*rep_stosqi): Ditto.
1774 (*rep_stosqi_rex64): Ditto.
1775 (*cmpstrnqi_nz_1): Ditto.
1776 (*cmpstrnqi_nz_rex_1): Ditto.
1777 (*cmpstrnqi_1): Ditto.
1778 (*cmpstrnqi_rex_1): Ditto.
1779 (*strlenqi_1): Ditto.
1780 (*strlenqi_rex_1): Ditto.
1781 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1782 prefix on the same line as the instruction for all asm dialects.
1783 (sync_double_compare_and_swap<mode>): Ditto.
1784 (*sync_double_compare_and_swapdi_pic): Ditto.
1785 (*sync_compare_and_swap_cc<mode>): Ditto.
1786 (sync_double_compare_and_swap_cc<mode>): Ditto.
1787 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1788 (sync_old_add<mode>): Ditto.
1789 (sync_add<mode>): Ditto.
1790 (sync_sub<mode>): Ditto.
1791 (sync_ior<mode>): Ditto.
1792 (sync_and<mode>): Ditto.
1793 (sync_xor<mode>): Ditto.
1795 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1798 * reload.c (find_reloads): Check that the memory returned by
1799 find_reloads_toplev was not the result of forcing a constant
1801 (find_reloads_toplev): Always use simplify_gen_subreg to get
1802 the subreg of a constant. If the result is also a constant,
1803 but not a legitimate one, force it into the constant pool
1804 and reload its address.
1806 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1808 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1811 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1813 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1814 directive for the current vector ABI.
1816 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1819 * caller-save.c (reg_save_code): Set invalide status on restore code.
1821 2007-08-15 Diego Novillo <dnovillo@google.com>
1823 * tree-ssa-alias.c (compute_memory_partitions): Use
1824 alias_bitmap_obstack to allocate bitmaps.
1825 (reset_alias_info): Factor out of init_alias_info.
1826 Mark all name tags not associated to an SSA name for renaming.
1827 (init_alias_info): Call it.
1828 (create_name_tags): Tidy. Add comments.
1829 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1831 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1833 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1834 scheduler dependencies.
1836 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1838 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1840 (*iorsi_1_zext): Likewise.
1841 (*iorsi_1_zext_imm): Likewise.
1842 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1843 with "rm"/"xm" constraint.
1844 (sse2_vmsqrtv2df2): Likewise.
1846 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1849 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1852 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1854 * tree-pass.h (PROP_pta): Removed.
1855 (TODO_rebuild_alias): New.
1856 (pass_may_alias): Removed.
1857 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1858 aliasing if we changed something.
1859 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1861 (pass_may_alias): Removed.
1862 (create_structure_vars): Return TODO_rebuild_alias.
1863 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1864 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1866 (tree_sra_early): We never affect aliasing right now.
1867 * tree-flow.h (compute_may_aliases): New prototype.
1868 * passes.c: Remove pass_may_alias from the passes.
1869 (execute_function_todo): Support TODO_rebuild_alias.
1871 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1873 * i386.c: (legitimize_address): Move dllimported variable check
1874 infront of legitimizing pic address of CONST symbols.
1876 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1878 PR tree-optimization/32941
1879 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1880 (goto_queue_cmp): Remove.
1881 (find_goto_replacement): Change search method.
1882 (maybe_record_in_goto_queue): Add assert.
1883 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1884 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1886 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1888 * alias.c (component_uses_parent_alias_set): Constify.
1889 * alias.h (component_uses_parent_alias_set): Likewise.
1890 * cfgrtl.c (print_rtl_with_bb): Likewise.
1891 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1892 mpz_get_double_int): Likewise.
1893 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1894 mpz_get_double_int): Likewise.
1895 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1896 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1898 * expr.h (safe_from_p): Likewise.
1899 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1901 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1902 zero_sized_type, goa_lhs_expr_p): Likewise.
1903 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1904 * rtl.h (print_rtl_with_bb): Likewise.
1905 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1906 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1907 * tree-flow-inline.h (bb_stmt_list): Constify.
1908 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1910 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1911 const_first_stmt, const_last_stmt): New.
1912 (block_may_fallthru, empty_block_p): Constify.
1913 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1914 EXPR_ONLY_BODY): New.
1915 (expr_first, expr_last, expr_only): Use macro for body.
1916 (const_expr_first, const_expr_last, const_expr_only): New.
1917 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1918 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1919 ctsi_prev, ctsi_stmt): New.
1920 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1921 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1922 * tree-ssa-loop-niter.c (loop_only_exit_p,
1923 derive_constant_upper_bound): Likewise.
1924 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1925 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1926 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1927 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1928 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1929 * tree.c (get_type_static_bounds): Likewise.
1930 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1931 (get_type_static_bounds): Constify.
1933 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1936 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1937 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1938 (*<addsub><mode>3_cc_overflow): New.
1939 (*add<mode>3_cconly_overflow): New.
1940 (*sub<mode>3_cconly_overflow): New.
1941 (*<addsub>si3_zext_cc_overflow): New.
1942 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1943 CCCmode for LTU, GTU, LEU and GEU.
1944 (ix86_comparison_operator): Likewise.
1945 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1946 * config/i386/i386.c (put_condition_code): Support CCCmode.
1947 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1948 or MINUS expressions.
1950 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1953 * c-typeck.c (build_binary_op): Disallow vector float types with
1954 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1956 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1958 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1959 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1960 (dep_def): New typedef.
1961 (init_dep_1, sd_debug_dep): Declare functions.
1962 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1963 (debug_dep_links): Remove.
1964 (struct _deps_list): New field 'n_links'.
1965 (DEPS_LIST_N_LINKS): New macro.
1966 (FOR_EACH_DEP_LINK): Remove.
1967 (create_deps_list, free_deps_list, delete_deps_list): Remove
1969 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1970 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1971 (copy_deps_list_change_con, move_dep_link): Ditto.
1972 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1973 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1975 (INSN_BACK_DEPS): Remove.
1976 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1978 (INSN_DEP_COUNT): Remove.
1979 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1980 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1981 Declare global variables.
1982 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1983 (add_forw_dep, compute_forward_dependences): Remove declarations.
1984 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1985 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1986 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1988 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1990 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1991 (sd_list_types_def): New typedef.
1992 (sd_next_list): Declare function.
1993 (struct _sd_iterator): New type.
1994 (sd_iterator_def): New typedef.
1995 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1997 (FOR_EACH_DEP): New cycle wrapper.
1998 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2000 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2001 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2004 * sched-deps.c (init_dep_1): Make global.
2005 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2007 (dump_dep): New static function.
2008 (dump_dep_flags): New static variable.
2009 (sd_debug_dep): New function.
2010 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2012 (move_dep_link): Use remove_from_deps_list (), instead of
2014 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2015 (dep_link_is_detached_p): New static function.
2016 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2018 (dn_pool, dl_pool): New alloc_pools.
2019 (dn_pool_diff, dl_pool_diff): New static variables.
2020 (create_dep_node, delete_dep_node): New static function.
2021 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2022 (deps_list_empty_p): Make it static. Use 'n_links' field.
2023 (deps_pools_are_empty_p): New static function.
2024 (alloc_deps_list, delete_deps_list): Remove.
2025 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2026 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2027 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2028 (forward_dependency_cache): Remove.
2029 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2030 'back' from the names. Change signature to use dep_t instead of
2032 (add_back_dep): Ditto. Make global.
2033 (check_dep_status): Rename to check_dep ().
2034 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2036 (sd_finish_insn): Ditto.
2037 (sd_find_dep_between_no_cache): New static function.
2038 (sd_find_dep_between): New function.
2039 (ask_dependency_caches, set_dependency_caches): New static functions.
2040 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2041 (add_or_update_dep_1): Separate pieces of functionality into
2042 ask_dependency_caches (), update_dependency_caches (),
2043 change_spec_dep_to_hard (), update_dep ().
2044 (get_back_and_forw_lists): New static function.
2045 (sd_add_dep): Separate setting of dependency caches into
2046 set_dependency_caches ().
2047 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2049 (sd_delete_dep): Ditto.
2050 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2051 (dump_lists): New static function.
2052 (sd_debug_lists): New debug function.
2053 (delete_all_dependences, fixup_sched_groups): Update to use
2054 sd_* infrastructure.
2055 (sched_analyze_2): Create data-speculative dependency only if
2056 data-speculation is enabled.
2057 (sched_analyze_insn): If insn cannot be speculative, make all its
2058 dependencies non-speculative.
2059 (sched_analyze): Use sd_init_insn ().
2060 (add_forw_dep, compute_forward_dependencies): Remove.
2061 (delete_dep_nodes_in_back_deps): New static function.
2062 (sched_free_deps): New function.
2063 (init_dependency_caches): Init alloc_pools.
2064 (extend_depedency_caches): Update after removing of
2065 forward_dependency_cache.
2066 (free_dependency_caches): Ditto. Free alloc_pools.
2067 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2068 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2070 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2071 (add_dependence): Use init_dep ().
2072 (get_dep_weak_1): New static function.
2073 (get_dep_weak): Move logic to get_dep_weak_1 ().
2074 (dump_ds): New static function moved from haifa-sched.c:
2075 debug_spec_status ().
2076 (debug_ds): New debug function.
2077 (check_dep_status): Rename to check_dep (). Update to check whole
2080 * haifa-sched.c (spec_info): Make global.
2081 (added_recovery_block_p): Rename to
2082 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2083 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2084 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2085 to use new interfaces.
2086 (ok_for_early_queue_removal): Ditto.
2087 (schedule_block): Initialize logical uids of insns emitted by the
2089 (sched_init): Initialize new variable.
2090 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2092 (extend_global): Initialize insn data.
2093 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2094 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2096 (add_to_speculative_block): Update to use new interfaces.
2097 (create_recovery_block): Set new variables.
2098 (create_check_block_twin, fix_recovery_deps): Update to use new
2100 (sched_insn_is_legitimate_for_speculation_p): New function.
2101 (speculate_insn): Move checking logic to
2102 sched_insn_is_legitimate_for_speculation_p ().
2103 (sched_remove_insn): Finalize sched-deps information of instruction.
2104 (clear_priorities, add_jump_dependencies): Update to use new
2106 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2108 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2109 to use new interfaces.
2110 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2111 (new_ready): Try to use control speculation only if it is available.
2112 (add_branch_dependences): Update to use new interfaces.
2113 (compute_block_backward_dependences): Rename to
2114 compute_block_dependences (). Call
2115 targetm.sched.dependencies_evaluation_hook ().
2116 (free_block_dependencies): New static function.
2117 (debug_dependencies): Update to use new interfaces.
2118 (schedule_region): Remove separate computation of forward dependencies.
2119 Move call of targetm.sched.dependencies_evaluation_hook () to
2120 compute_block_dependences (). Free dependencies at the end of
2121 scheduling the region.
2123 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2125 (add_deps_for_risky_insns): Ditto.
2126 (schedule_ebb): Remove separate computation of forward dependencies.
2127 Free dependencies at the end of scheduling the ebb.
2129 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2130 (build_intra_loop_deps): Ditto. Remove separate computation of
2131 forward dependencies. Free sched-deps dependencies.
2133 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2134 to use new interfaces.
2135 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2137 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2139 (is_costly_group): Ditto.
2141 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2143 * alias.c (rtx_equal_for_memref_p): Constify.
2144 * basic-block.h (const_edge, const_basic_block): New.
2145 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2146 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2147 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2148 probably_never_executed_bb_p, edge_probability_reliable_p,
2149 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2150 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2152 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2153 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2155 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2156 flow_nodes_print, dfs_enumerate_from): Likewise.
2157 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2158 control_flow_insn_p, count_basic_blocks): Likewise.
2159 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2160 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2161 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2162 average_num_loop_insns, loop_exit_edge_p,
2163 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2164 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2165 average_num_loop_insns, seq_cost): Likewise.
2166 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2167 * dominance.c (dominated_by_p): Likewise.
2168 * emit-rtl.c (validate_subreg): Likewise.
2169 * except.c (can_throw_internal, can_throw_external): Likewise.
2170 * except.h (can_throw_internal, can_throw_external): Likewise.
2171 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2172 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2173 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2174 simple_mem, store_ops_ok, load_kills_store, find_loads,
2175 store_killed_in_insn, store_killed_after, store_killed_before,
2176 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2178 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2179 noce_mem_write_may_trap_or_fault_p): Likewise.
2180 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2182 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2184 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2185 probably_cold_bb_p, probably_never_executed_bb_p,
2186 edge_probability_reliable_p, br_prob_note_reliable_p,
2187 can_predict_insn_p): Likewise.
2188 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2189 * resource.c (return_insn_p): Likewise.
2190 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2192 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2193 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2194 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2195 verify_gimple_modify_stmt): Likewise.
2196 * tree-chrec.c (is_not_constant_evolution,
2197 is_multivariate_chrec_rec, is_multivariate_chrec,
2198 chrec_contains_symbols, chrec_contains_undetermined,
2199 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2200 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2201 eq_evolutions_p, scev_direction): Likewise.
2202 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2203 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2204 chrec_contains_symbols_defined_in_loop,
2205 chrec_contains_undetermined, tree_contains_chrecs,
2206 evolution_function_is_affine_multivariate_p,
2207 evolution_function_is_univariate_p, chrec_zerop,
2208 evolution_function_is_constant_p, evolution_function_is_affine_p,
2209 evolution_function_is_affine_or_constant_p,
2210 tree_does_not_contain_chrecs, chrec_type): Likewise.
2211 * tree-data-ref.c (tree_fold_divides_p,
2212 object_address_invariant_in_loop_p, dr_may_alias_p,
2213 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2214 same_access_functions, constant_access_functions,
2215 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2217 * tree-flow.h (scev_direction): Likewise.
2218 * tree-gimple.c (is_gimple_stmt): Likewise.
2219 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2221 * tree-pretty-print.c (op_prio): Likewise.
2222 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2223 analyzable_condition, backedge_phi_arg_p): Likewise.
2224 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2225 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2226 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2229 2007-08-13 Dan Hipschman <dsh@google.com>
2232 * c-format.c (check_format_arg): Move check for zero-length
2233 format strings below the check for unterminated strings.
2235 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2238 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2241 2007-08-13 Nick Clifton <nickc@redhat.com>
2243 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2245 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2248 * c-format.c (gcc_gfc_length_specs): New array.
2249 (gcc_gfc_char_table): Add unsigned specifier, and references to
2250 the l length modifier.
2251 (format_types_orig): Use the new gcc_gfc_length_specs.
2253 2007-08-12 Sa Liu <saliu@de.ibm.com>
2255 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2256 and with REG_RETVAL note after split.
2258 2007-08-11 David Daney <ddaney@avtrex.com>
2260 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2261 as ATTRIBUTE_UNUSED.
2263 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2264 Segher Boessenkool <segher@kernel.crashing.org>
2266 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2267 HAVE_LOCAL_CPU_DETECT not defined.
2269 2007-08-11 Jan Hubicka <jh@suse.cz>
2271 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2272 (cgraph_process_new_functions): Honor previous value of
2273 disregard_inline_limits.
2274 * ipa-inline.c (compute_inline_parameters): Likewise.
2276 2007-08-11 Ian Lance Taylor <iant@google.com>
2278 * alias.h (alias_set_type): Define new type.
2279 (ALIAS_SET_MEMORY_BARRIER): Use it.
2280 * rtl.h: Include alias.h.
2281 (struct mem_attrs): Use alias_set_type.
2282 * tree.h: Include alias.h
2283 (struct tree_type): Use alias_set_type.
2284 (struct tree_struct_field_tag): Likewise.
2285 (struct tree_decl_common): Likewise.
2286 * alias.c (struct alias_set_entry): Use alias_set_type.
2287 (get_alias_set_entry, alias_set_subset_of): Likewise.
2288 (alias_sets_conflict_p): Likewise.
2289 (alias_sets_must_conflict_p): Likewise.
2290 (objects_must_conflict_p): Likewise.
2291 (get_alias_set, new_alias_set): Likewise.
2292 (record_alias_subset, record_component_aliases): Likewise.
2293 (varargs_set, frame_set): Change to alias_set_type.
2294 (get_varargs_alias_set): Use alias_set_type.
2295 (get_frame_alias_set): Likewise.
2296 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2297 * dse.c (struct store_info): Use alias_set_type.
2298 (struct read_info, struct clear_alias_mode_holder): Likewise.
2299 (clear_alias_set_lookup, canon_address): Likewise.
2300 (record_store, check_mem_read_rtx): Likewise.
2301 (dse_record_singleton_alias_set): Likewise.
2302 (dse_invalidate_singleton_alias_set): Likewise.
2303 * emit-rtl.c (get_mem_attrs): Likewise.
2304 (set_mem_attributes_minus_bitpos): Likewise.
2305 (set_mem_alias_set): Likewise.
2306 * expr.c (store_constructor_field, store_field): Likewise.
2307 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2308 * langhooks.c (lhd_get_alias_set): Likewise.
2309 * langhooks-def.h (lhd_get_alias_set): Likewise.
2310 * reload1.c (alter_reg): Likewise.
2311 * tree-flow.h (struct fieldoff): Likewise.
2312 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2313 (may_alias_p, get_smt_for, create_sft): Likewise.
2314 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2315 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2316 (merge_smts_into): Likewise.
2317 * varasm.c (const_alias_set): Likewise.
2318 * c-common.c (strict_aliasing_warning): Likewise.
2319 (c_common_get_alias_set): Likewise.
2320 * dse.h (dse_record_singleton_alias_set): Update declaration.
2321 (dse_invalidate_singleton_alias_set): Likewise.
2322 * emit-rtl.h (set_mem_alias_set): Likewise.
2323 * c-common.h (c_common_get_alias_set): Likewise.
2324 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2325 * print-tree.c (print_node): Likewise.
2326 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2328 (alpha_setup_incoming_varargs): Use alias_set_type.
2329 * config/i386/i386.c (setup_incoming_varargs_64): Use
2331 (setup_incoming_varargs_ms_64): Likewise.
2332 (ix86_GOT_alias_set): Likewise.
2333 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2334 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2335 (set): Change to alias_set_type.
2336 (get_TOC_alias_set): Use alias_set_type.
2337 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2339 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2340 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2342 (struct_value_alias_set): Likewise.
2343 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2345 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2347 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2348 * config/vxworks.h (TARGET_VXWORKS): Override.
2349 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2350 "mips" if TARGET_VXWORKS.
2352 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2354 * calls.c (avoid_likely_spilled_reg): New function.
2355 (expand_call): Use it.
2357 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2359 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2361 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2363 * config/mips/predicates.md (const_call_insn_operand): Invoke
2364 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2366 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2369 * config/rs6000/driver-rs6000.c: Include link.h.
2370 Use ElfW instead of wordsize-specif typedef.
2372 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2374 * system.h (CONST_CAST): New.
2375 * c-decl.c (c_make_fname_decl): Use it.
2376 * c-lex.c (cb_ident, lex_string): Likewise.
2377 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2378 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2379 give_switch, set_multilib_dir): Likewise.
2380 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2381 * passes.c (execute_one_pass): Likewise.
2382 * prefix.c (update_path): Likewise.
2383 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2384 * tree.c (build_string): Likewise.
2386 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2388 * tree-flow-inline.h (is_exec_stmt): Remove.
2389 (is_label_stmt): Remove.
2390 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2393 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2395 * lower-subreg.c (resolve_shift_zext): Don't adjust
2396 src_reg_num for wordmode operands.
2398 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2399 David Ung <davidu@mips.com>
2401 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2402 (TARGET_SCHED_REORDER2): Define.
2403 (mips_maybe_swap_ready): New.
2404 (mips_last_74k_agen_insn): New.
2405 (mips_74k_agen_init): New.
2406 (mips_74k_agen_reorder): New function to group loads and stores
2408 (mips_sched_init): New.
2409 (mips_sched_reorder): Don't do initialization here. Call
2410 mips_74k_agen_reorder.
2411 (mips_variable_issue): Call mips_74k_agen_init.
2413 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2415 * tree-flow-inline.h (get_filename): Remove.
2417 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2419 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2421 (mips_fetch_insns): Delete in favor of...
2422 (mips_load_store_insns): ...this new function.
2423 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2424 to say whether multiword moves _might_ be split.
2425 (mips_fetch_insns): Delete in favor of...
2426 (mips_load_store_insns): ...this new function.
2427 (mips_rtx_costs): Update the call to mips_address_insns.
2428 (mips_address_cost): Likewise.
2429 * config/mips/mips.md (length): Use mips_load_store_insns instead
2430 of mips_fetch_insns.
2431 * config/mips/constraints.md (R): Use mips_address_insns rather
2432 than mips_fetch_insns. Assume that the move never needs to be split.
2434 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2436 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2437 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2438 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2439 * config/mips/mips.h (mips16_hard_float): Delete.
2440 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2441 definitions, and replace with....
2442 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2443 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2444 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2445 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2446 (override_options): Replace MASK_SOFT_FLOAT references with
2447 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2448 and mips16_hard_float when TARGET_MIPS16.
2450 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2453 * c-typeck.c (build_binary_op): Check for non pointer types before
2454 calling int_fits_type_p.
2456 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2459 * fold-const.c (omit_one_operand): Return only the ommitted expression
2460 if the result is an empty statement.
2461 (pedantic_omit_one_operand): Likewise.
2463 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2465 * c-typeck.c (readonly_error): Improve error for assignment.
2467 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2469 (pp_c_expression): Ditto.
2471 2007-08-09 Simon Baldwin <simonb@google.com>
2473 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2474 break that was preventing simplify_associative_operation() for xor.
2476 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2477 Nigel Stephens <nigel@mips.com>
2479 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2480 Document change in interpretation of value from boolean to
2482 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2483 ffs and ctz using clz.
2484 (expand_unop): Call them.
2485 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2487 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2488 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2489 enable the new ffs expansion on this target.
2491 2007-08-09 Jan Hubicka <jh@suse.cz>
2493 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2494 (expand_ternary_op): Likewise.
2495 (expand_vec_shift_expr): Likewise.
2496 (expand_binop_directly): Likewise.
2497 (expand_binop): Likewise.
2498 (sign_expand_binop): Likewise.
2499 (expand_twoval_unop): Likewise.
2500 (expand_twoval_binop): Likewise.
2501 (expand_twoval_binop_libfunc): Likewise.
2502 (widen_clz): Likewise.
2503 (widen_bswap): Likewise.
2504 (expand_parity): Likewise.
2505 (expand_unop): Likewise.
2506 (expand_abs_nojump): Likewise.
2507 (expand_copysign): Likewise.
2508 (emit_no_conflict_block): Likewise.
2509 (emit_libcall_block): Likewise.
2510 (can_compare_p): Likewise.
2511 (prepare_cmp_insn): Likewise.
2512 (emit_cmp_and_jump_insn_1): Likewise.
2513 (prepare_float_lib_cmp): Likewise.
2514 (emit_conditional_add): Likewise.
2515 (gen_add2_insn): Likewise.
2516 (have_add2_insn): Likewise.
2517 (gen_sub2_insn): Likewise.
2518 (have_sub2_insn): Likewise.
2519 (can_extend_p): Likewise.
2520 (can_fix_p): Likewise.
2521 (can_float_p): Likewise.
2522 (expand_float): Likewise.
2523 (expand_fix): Likewise.
2524 (expand_sfix_optab): Likewise.
2525 (new_optab): Likewise.
2526 (new_convert_optab): Likewise.
2527 (init_libfuncs): Likewise.
2528 (init_interclass_conv_libfuncs): Likewise.
2529 (init_intraclass_conv_libfuncs): Likewise.
2530 (set_conv_libfunc): Likewise.
2531 (init_optabs): Likewise.
2532 (debug_optab_libfuncs): Likewise.
2533 (gen_cond_trap): Likewise.
2534 * optabs.h (optab_handler, convert_optab_hanlder): New.
2535 * genopinit.c: Update optabs generation table.
2536 * reload.c (find_reloads_address_1): Use optabs accestors.
2537 * builtins.c (expand_builtin_mathfn): Likewise.
2538 (expand_builtin_mathfn_2): Likewise.
2539 (expand_builtin_mathfn_3): Likewise.
2540 (expand_builtin_interclass_mathfn): Likewise.
2541 (expand_builtin_sincos): Likewise.
2542 (expand_builtin_cexpi): Likewise.
2543 (expand_builtin_powi): Likewise.
2544 (expand_builtin_strlen): Likewise.
2545 * dojump.c (do_jump): Likewise.
2546 * expr.c (convert_move): Likewise.
2547 (move_by_pieces): Likewise.
2548 (move_by_pieces_ninsns): Likewise.
2549 (can_store_by_pieces): Likewise.
2550 (store_by_pieces_1): Likewise.
2551 (emit_move_via_integer): Likewise.
2552 (emit_move_complex): Likewise.
2553 (emit_move_ccmode): Likewise.
2554 (emit_move_insn_1): Likewise.
2555 (emit_single_push_insn): Likewise.
2556 (store_constructor): Likewise.
2557 (expand_expr_real_1): Likewise.
2558 (do_store_flag): Likewise.
2559 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2560 (enumerate_modes): Likewise.
2561 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2562 (supportable_widening_operation): Likewise.
2563 (supportable_narrowing_operation): Likewise.
2564 * expmed.c (store_bit_field_1): Likewise.
2565 (extract_bit_field_1): Likewise.
2566 (expand_mult_highpart_optab): Likewise.
2567 (expand_smod_pow2): Likewise.
2568 (expand_divmod): Likewise.
2569 (emit_store_flag): Likewise.
2570 * tree-vect-patterns.c
2571 (vect_pattern_recog_1): Likewise.
2572 * tree-ssa-loop-prefetch.c
2573 (nontemporal_store_p): Likewise.
2574 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2575 (vect_create_epilog_for_reduction): Likewise.
2576 (vectorizable_reduction): Likewise.
2577 (vectorizable_operation): Likewise.
2578 (vect_strided_store_supported): Likewise.
2579 (vectorizable_store): Likewise.
2580 (vect_strided_load_supported): Likewise.
2581 (vectorizable_load): Likewise.
2582 * combine.c (simplify_comparison): Likewise.
2583 * tree-vect-generic.c
2584 (type_for_widest_vector_mode): Likewise.
2585 (expand_vector_operations_1): Likewise.
2586 * config/spu/spu.c (spu_expand_mov): Likewise.
2587 (spu_emit_vector_compare): Likewise.
2588 * config/rs6000/rs6000.c
2589 (rs6000_emit_vector_compare): Likewise.
2590 * stmt.c (add_case_node): Likewise.
2591 * reload1.c (gen_reload):
2593 2007-08-09 Michael Matz <matz@suse.de>
2595 * tree.h (fixed_zerop): Declare as taking a const_tree.
2596 * tree.c (fixed_zerop): Take a const_tree.
2598 2007-08-09 Ira Rosen <irar@il.ibm.com>
2600 * tree-vect-transform.c (vectorizable_store): Remove call to
2601 copy_virtual_operands() and call mark_symbols_for_renaming() for
2602 the created vector store.
2603 (vect_setup_realignment): Don't call copy_virtual_operands() and
2604 update_vuses_to_preheader().
2605 (vectorizable_load): Don't call copy_virtual_operands().
2606 (update_vuses_to_preheader): Remove.
2608 2007-08-08 Chao-ying Fu <fu@mips.com>
2610 * tree.def (FIXED_POINT_TYPE): New type.
2611 (FIXED_CST): New constant.
2612 (FIXED_CONVERT_EXPR): New expr.
2613 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2614 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2615 * tree.h (struct tree_base): Add saturating_flag.
2616 Remove one bit of spare for saturating_flag.
2617 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2618 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2619 FIXED_POINT_TYPE_P): Define.
2620 (TYPE_SATURATING): Define.
2621 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2622 (struct tree_fixed_cst): New.
2623 (TYPE_IBIT, TYPE_FBIT): Define.
2624 (tree_node): Add fixed_cst.
2625 (enum tree_index): Add new enumeration values of
2626 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2627 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2628 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2629 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2630 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2631 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2632 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2633 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2634 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2635 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2636 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2637 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2638 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2639 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2640 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2641 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2642 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2643 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2644 (sat_short_fract_type_node, sat_fract_type_node,
2645 sat_long_fract_type_node, sat_long_long_fract_type_node,
2646 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2647 sat_unsigned_long_fract_type_node,
2648 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2649 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2650 unsigned_short_fract_type_node, unsigned_fract_type_node,
2651 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2652 sat_short_accum_type_node, sat_accum_type_node,
2653 sat_long_accum_type_node, sat_long_long_accum_type_node,
2654 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2655 sat_unsigned_long_accum_type_node,
2656 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2657 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2658 unsigned_short_accum_type_node, unsigned_accum_type_node,
2659 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2660 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2661 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2662 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2663 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2664 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2665 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2666 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2667 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2668 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2669 sat_uda_type_node, sat_uta_type_node): New macro.
2670 (make_fract_type, make_accum_type): Declare.
2671 (make_signed_fract_type, make_unsigned_fract_type,
2672 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2673 make_signed_accum_type, make_unsigned_accum_type,
2674 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2675 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2676 make_or_reuse_sat_signed_fract_type,
2677 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2678 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2679 make_or_reuse_sat_unsigned_accum_type): New macro.
2680 (fixed_zerop): Declare.
2681 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2682 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2683 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2684 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2685 * treestruct.def: Add TS_FIXED_CST.
2686 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2688 (tree-dump.o): Likewise.
2689 (print-tree.o): Likewise.
2690 (tree-pretty-print.o): Likewise.
2691 (fold-const.o): Likewise.
2692 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2693 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2694 (is_gimple_min_invariant): Handle FIXED_CST.
2695 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2696 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2697 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2698 (layout_type): Handle FIXED_POINT_TYPE.
2699 (make_fract_type, make_accum_type): New functions.
2700 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2701 * tree-dump.c (fixed-value.h): New include.
2702 (dump_fixed): New function.
2703 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2704 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2705 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2706 * tree-pretty-print.c (fixed-value.h): New include.
2707 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2709 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2710 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2711 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2712 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2713 for non-saturating fixed-point types.
2714 (reassociate_bb): Likewise.
2715 * emit-rtl.c (fixed-value.h): New include.
2716 (fconst0, fconst1): New array.
2717 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2718 * tree-vect-generic.c expand_vector_operation): Support
2719 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2721 (type_for_widest_vector_mode): Add one parameter for the
2723 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2725 Pass the satp parameter to type_for_mode for fixed-point types.
2726 (expand_vector_operations_1): Pass the saturating flag to
2727 type_for_widest_vector_mode.
2728 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2729 and MODE_VECTOR_UACCUM.
2730 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2731 (vectorizable_condition): Likewise.
2732 * tree.c (fixed-value.h): New include.
2733 (tree_code_size): Support FIXED_CST.
2734 (build_fixed): New function.
2735 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2736 (fixed_zerop): New function.
2737 (tree_node_structure): Support FIXED_CST.
2738 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2739 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2740 (type_hash_eq): Handle FIXED_POINT_TYPE.
2741 (simple_cst_equal): Support FIXED_CST.
2742 (iterative_hash_expr): Handle FIXED_CST.
2743 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2744 (get_narrower): Likewise.
2745 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2746 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2747 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2748 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2750 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2751 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2752 (initializer_zerop): Support FIXED_CST.
2753 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2754 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2755 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2756 (is_base_type): Handle FIXED_POINT_TYPE.
2757 (add_type_attribute): Handle FIXED_POINT_TYPE.
2758 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2759 * print-tree.c (fixed-value.h): New include.
2760 (print_node_brief): Support FIXED_CST.
2761 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2762 * c-pretty-print.c (fixed-value.h): New include.
2763 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2764 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2765 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2766 Support fixed-point types for inner items in VECTOR_TYPE.
2767 (pp_c_direct_declarator): Likewise.
2768 (pp_c_declarator): Likewise.
2769 (pp_c_fixed_constant): New function.
2770 (pp_c_constant): Handle FIXED_CST.
2771 (pp_c_primary_expression): Likewise.
2772 (pp_c_expression): Likewise.
2773 * fold-const.c (fixed-value.h): New include.
2774 (negate_expr_p): Return true for FIXED_CST.
2775 (fold_negate_expr): Support FIXED_CST.
2776 (split_tree): Support FIXED_CST.
2777 (const_binop): Support FIXED_CST.
2778 (fold_convert_const_int_from_fixed): New function to convert from
2780 (fold_convert_const_real_from_fixed): New function to convert from
2782 (fold_convert_const_fixed_from_fixed): New function to convert from
2783 fixed to another fixed.
2784 (fold_convert_const_fixed_from_int): New function to convert from
2786 (fold_convert_const_fixed_from_real): New function to convert from
2788 (fold_convert_const): Support conversions from fixed to int, from
2789 fixed to real, from fixed to fixed, from int to fixed, and from real
2791 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2792 (operand_equal_p): Support FIXED_CST.
2793 (make_range): For fixed-point modes, we need to pass the
2794 saturating flag as the 2nd parameter.
2795 (tree_swap_operands_p): Handle FIXED_CST.
2796 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2798 (fold_unary): Support FIXED_CONVERT_EXPR.
2799 (fold_binary): Handle FIXED_CST.
2800 Make sure the type is not saturating, before associating operations.
2801 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2802 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2803 (fold_negate_const): Support FIXED_CST.
2804 (fold_relational_const): Support FIXED_CST.
2805 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2806 (gimplify_expr): Handle FIXED_CST.
2807 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2808 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2809 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2810 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2811 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2812 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2813 LONG_LONG_ACCUM_TYPE_SIZE.
2814 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2815 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2816 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2817 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2818 MODE_ACCUM, and MODE_UACCUM.
2819 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2820 fixed-point types to disable reduction.
2821 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2823 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2825 * config/rs6000/x-rs6000: New file.
2826 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2827 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2828 (EXTRA_SPEC_FUNCTIONS): Define.
2829 (HAVE_LOCAL_CPU_DETECT): Define.
2830 (CC1_CPU_SPEC): Define.
2831 * config/rs6000/driver-rs6000.c: New file.
2832 * config/rs6000/aix.h (CC1_SPEC): Define.
2833 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2834 * config.host: Add x-rs6000 to host_xmake_file if host and target
2835 are rs6000 or powerpc.
2837 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2839 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2841 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2842 Sandra Loosemore <sandra@codesourcery.com>
2843 Chao-ying Fu <fu@mips.com>
2844 Nigel Stephens <nigel@mips.com>
2845 David Ung <davidu@mips.com>
2847 * doc/invoke.texi (-mcode-readable): Document.
2848 * config/mips/mips.opt (mcode-readable): New option.
2849 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2850 * config/mips/mips.h (mips_code_readable_setting): New enum.
2851 (mips_code_readable): Declare.
2852 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2853 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2854 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2855 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2856 boiler-plate comments.
2857 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2858 * config/mips/mips.c (mips_code_readable): New variable.
2859 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2860 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2861 context and -mcode-readable setting to restrict the use of
2862 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2863 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2864 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2865 (mips_blocks_for_constant_p): Only return false for
2866 TARGET_MIPS16_PCREL_LOADS.
2867 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2868 for MIPS16. Handle SYMBOL_32_HIGH.
2869 (mips_const_insns): Allow HIGHs for MIPS16 too.
2870 (mips_unspec_address_offset): New function, split out from...
2871 (mips_unspec_address): ...here.
2872 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2873 16-bit symbolic constants. Assert approropiate conditions for
2874 using the "la" and "dla" macros.
2875 (mips_handle_option): Handle -mcode-readable=.
2876 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2877 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2878 (mips_strip_unspec_address): New function, split out from...
2879 (print_operand_reloc): ...here.
2880 (print_operand): Pass constants through mips_strip_unspec_address.
2881 (print_operand_address): Likewise.
2882 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2883 (mips_select_rtx_section): Remove MIPS16 handling.
2884 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2885 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2886 (mips16_lay_out_constants): Do nothing unless
2887 TARGET_MIPS16_PCREL_LOADS.
2888 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2889 * config/mips/mips.md: Split HIGHs for MIPS16.
2890 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2892 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2894 * config/mips/mips-protos.h (mips_emit_move): Declare.
2895 * config/mips/mips.c (mips_emit_move): New function.
2896 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2897 (mips_legitimize_const_move): Likewise.
2898 (mips_legitimize_move): Likewise.
2899 (mips_split_64bit_move): Likewise.
2900 (mips_restore_gp): Likewise.
2901 (mips_load_call_address): Likewise.
2902 (mips_emit_fcc_reload): Likewise.
2903 (mips_set_return_address): Likewise.
2904 (mips_block_move_straight): Likewise.
2905 (mips_block_move_loop): Likewise.
2906 (mips_setup_incoming_varargs): Likewise.
2907 (mips_save_reg): Likewise.
2908 (mips_expand_prologue): Likewise.
2909 (mips_restore_reg): Likewise.
2910 (mips_expand_epilogue): Likewise.
2911 (mips_output_mi_thunk): Likewise.
2912 (build_mips16_call_stub): Likewise.
2913 (mips_builtin_branch_and_move): Likewise.
2914 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2915 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2916 (fixuns_truncdfdi2): Likewise.
2917 (fixuns_truncsfsi2): Likewise.
2918 (fixuns_truncsfdi2): Likewise.
2919 (loadgp_absolute): Likewise.
2920 (builtin_setjmp_setup): Likewise.
2921 (builtin_longjmp): Likewise.
2922 (untyped_call): Likewise.
2924 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2926 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2927 an "rtx *" argument. Return a bool.
2928 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2929 values and return true if they can be split. Take the same kind of
2930 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2931 and store the lo_sum there if nonnull. Use the symbol type to
2932 determine whether a $gp or HIGH is needed.
2933 (mips_legitimize_address): Update call to mips_split_symbol and
2934 simplify accordingly.
2935 (mips_legitimize_const_move): Likewise.
2936 * config/mips/mips.md: In the combine define_split,
2937 check mips_split_symbol instead of splittable_symbolic_operand.
2938 Update use of mips_split_symbol in the generator code.
2939 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2941 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2943 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2944 (mips_symbol_insns_1): New function, split out from...
2945 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2946 and stores separately from load addresses.
2947 (mips_classify_address): Replace uses of mips_symbolic_address_p
2948 with uses of mips_symbol_insns.
2949 (mips_address_insns): Update calls to mips_symbol_insns.
2950 (mips_const_insns): Likewise.
2951 (mips_legitimize_address): Likewise.
2953 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2955 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2956 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2957 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2958 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2959 non-call contexts if TARGET_MIPS16.
2960 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2961 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2962 code for SYMBOL_ABSOLUTE.
2963 (mips_symbol_insns): Likewise.
2965 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2967 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2968 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2969 (mips_symbolic_constant_p): Likewise. Update the call to
2970 mips_classify_symbol.
2971 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2972 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2973 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2974 (print_operand_reloc): Add a context argument. Update the call to
2975 mips_symbolic_constant_p.
2976 (print_operand): Update the calls to print_operand_reloc.
2977 (print_operand_address): Use print_operand_reloc rather than
2979 (mips_rewrite_small_data_p): Add a context argument. Update the call
2980 to mips_symbolic_constant_p.
2981 (mips_small_data_pattern_1): Make DATA the containing mem.
2982 Update the call to mips_rewrite_small_data_p.
2983 (mips_rewrite_small_data_1): Likewise.
2984 (mips_use_anchors_for_symbol_p): Update the call to
2985 mips_symbolic_constant_p.
2986 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2987 (splittable_symbolic_operand): Likewise.
2988 (move_operand): Likewise.
2989 (absolute_symbolic_operand): Likewise.
2990 (got_disp_operand): Likewise.
2991 (got_page_ofst_operand): Likewise.
2993 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2995 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2996 (SYMBOL_ABSOLUTE): ...this.
2997 (SYMBOL_SMALL_DATA): Rename to...
2998 (SYMBOL_GP_RELATIVE): ...this.
2999 (SYMBOL_CONSTANT_POOL): Rename to...
3000 (SYMBOL_PC_RELATIVE): ...this.
3001 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3002 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3003 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3004 after above changes.
3005 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3006 (general_symbolic_operand): Rename to...
3007 (absolute_symbolic_operand): ...this.
3008 * config/mips/mips.md: Update after above changes.
3010 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3011 Revital Eres <eres@il.ibm.com>
3013 * ddg.c (print_ddg): Add dump information.
3014 * modulo-sched.c (print_node_sched_params): Add parameter and
3016 (calculate_maxii): Remove function.
3017 (undo_generate_reg_moves): Likewise.
3018 (undo_permute_partial_schedule): Likewise.
3019 (kernel_number_of_cycles): Likewise.
3020 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3021 (sms_schedule): Use it. Remove profitability checks.
3022 (sms_schedule_by_order): Fix order of nodes within the cycle.
3024 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3026 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3027 -profile option, add pie support.
3028 (ENDFILE_SPEC): New spec.
3029 * config/gnu.h (LIB_SPEC): Add -profile option.
3031 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3033 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3034 * config/gnu.h (LIB_SPEC): Likewise.
3036 2007-08-07 Yaz Saito <saito@google.com>
3037 Ian Lance Taylor <iant@google.com>
3039 * common.opt (finstrument-functions-exclude-function-list): New
3041 (finstrument-functions-exclude-file-list): New option.
3042 * opts.c (char_p): Define and DEF_VEC.
3043 (flag_instrument_functions_exclude_functions): New static
3045 (flag_instrument_functions_exclude_files): New static variable.
3046 (add_instrument_functions_exclude_list): New static function.
3047 (flag_instrument_functions_exclude_p): New function.
3048 (common_handle_option): Handle new options.
3049 * flags.h (flag_instrument_functions_exclude_p): Declare.
3050 * gimplify.c (gimplify_function_tree): Call
3051 flag_instrument_functions_exclude_p.
3052 * doc/invoke.texi (Option Summary): Mention new options.
3053 (Code Gen Options): Document new options.
3055 2007-08-07 Ian Lance Taylor <iant@google.com>
3057 PR rtl-optimization/32776
3058 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3059 (resolve_use): Likewise.
3060 (decompose_multiword_subregs): Remove "changed" local variable.
3062 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3064 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3065 * configure: Regenerate.
3066 * config.in: Regenerate.
3067 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3070 2007-08-07 Ian Lance Taylor <iant@google.com>
3072 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3073 note, just delete the insn.
3075 2007-08-07 Andreas Schwab <schwab@suse.de>
3078 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3081 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3083 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3084 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3085 (decompose_multiword_subregs): Use the functions above to decompose
3086 multiword shifts and zero-extends.
3088 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3090 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3091 "assemble" descriptions which were swapped.
3093 2007-08-06 Chao-ying Fu <fu@mips.com>
3095 * fixed-value.h: New file.
3096 * fixed-value.c: New file.
3097 * Makefile.in (OBJS-common): Add fixed-value.o.
3098 (fixed-value.o): New rule.
3099 (GTFILES): Add fixed-value.h.
3100 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3101 to compare a.low and b.low.
3102 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3104 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3105 Daniel Jacobowitz <dan@codesourcery.com>
3108 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3110 (x86_64-*-netbsd*): Likewise.
3111 (x86_64-*-linux*): Likewise.
3112 (x86_64-*-kfreebsd*-gnu): Likewise.
3113 (x86_64-*-knetbsd*-gnu): Likewise.
3114 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3116 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3118 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3119 Add -fno-asynchronous-unwind-tables.
3121 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3122 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3123 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3124 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3125 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3127 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3129 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3130 (TARGET_C_MODE_FOR_SUFFIX): New.
3132 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3134 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3136 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3138 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3140 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3142 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3143 before checking function returns in conditional expressions.
3145 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3148 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3150 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3153 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3154 for INTEGRAL_TYPE_P.
3156 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3158 * configure.ac: Remove --enable-checking=df from default settings.
3159 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3160 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3161 if the parameter is true.
3162 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3163 DF_VERIFY_SCHEDULED flag is true.
3164 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3165 (df_finish_pass): Adjust prototype.
3166 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3169 * see.c (pass_see): Add TODO_df_verify.
3170 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3171 * global.c (rest_of_handle_global_alloc): Schedule verification
3173 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3175 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3176 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3177 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3179 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3180 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3181 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3183 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3184 Revital Eres <eres@il.ibm.com>
3186 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3188 * ddg.c (create_ddg_dependence): Rename to...
3189 (create_ddg_dep_from_intra_loop_link): This. Do not check
3190 for interloop edges. Do not create anti dependence edge when
3191 a true dependence edge exists in the opposite direction and
3192 -fmodulo-sched-allow-regmoves is set.
3193 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3194 (add_cross_iteration_register_deps): Create anti dependence edge
3195 when -fno-modulo-sched-allow-regmoves is set.
3196 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3198 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3200 * config/arm/arm.md (movsi): Add braces.
3202 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3205 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3206 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3209 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3211 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3212 state accessor functions.
3213 * cfgloopmanip.c (remove_path, create_preheaders,
3214 force_single_succ_latches, fix_loop_structure): Ditto.
3215 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3216 tree_duplicate_loop_to_header_edge): Ditto.
3217 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3218 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3220 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3221 cleanup_tree_cfg): Ditto.
3222 * tree-cfg.c (tree_merge_blocks): Ditto.
3223 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3224 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3225 loop_preheader_edge, single_exit): Ditto.
3226 (flow_loops_find): Do not clear loops->state.
3227 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3228 loops_state_clear): New functions.
3230 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3233 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3234 when adding to the base and convert ELT to sizetype instead of type.
3236 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3239 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3240 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3242 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3245 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3246 correct type the negate expression.
3248 2007-08-03 Jan Hubicka <jh@suse.cz>
3250 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3253 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3255 * config/rs6000/rs6000.c (struct processor_cost): Change
3256 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3257 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3259 (rios1_costs, rios2_cost): Correct cache line size.
3260 (rs6000_override_options): Set l2-cache-size parameter.
3262 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3263 Diego Novillo <dnovillo@google.com>
3266 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3267 if the range includes 0.
3269 2007-08-03 Ben Elliston <bje@au.ibm.com>
3271 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3272 mode to unspec expressions to silence a warning from the generator
3275 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3277 * config/ia64/constraints.md ("U"): Make constraint vector only.
3279 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3282 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3283 always_inline attribute on the function decl.
3285 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3288 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3289 if we are compiling with -fPIC.
3291 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3292 Nigel Stephens <nigel@mips.com>
3294 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3295 Define for MIPS32 and MIPS64.
3297 2007-08-02 Nick Clifton <nickc@redhat.com>
3299 * config/host-hpux.c: Change copyright header to refer to version
3300 3 of the GNU General Public License and to point readers at the
3301 COPYING3 file and the FSF's license web page.
3302 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3303 config/alpha/linux.h, config/alpha/alpha.opt,
3304 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3305 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3306 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3307 config/alpha/alpha.h, config/alpha/sync.md,
3308 config/alpha/openbsd.h, config/alpha/alpha.md,
3309 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3310 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3311 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3312 config/alpha/constraints.md, config/alpha/osf.h,
3313 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3314 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3315 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3316 config/frv/frv-asm.h, config/frv/frv-protos.h,
3317 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3318 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3319 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3320 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3321 config/s390/s390.opt, config/s390/s390-modes.def,
3322 config/s390/fixdfdi.h, config/s390/constraints.md,
3323 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3324 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3325 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3326 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3327 config/m32c/prologue.md, config/m32c/m32c.abi,
3328 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3329 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3330 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3331 config/m32c/jump.md, config/m32c/shift.md,
3332 config/m32c/m32c-protos.h, config/libgloss.h,
3333 config/spu/spu-protos.h, config/spu/predicates.md,
3334 config/spu/spu-builtins.h, config/spu/spu.c,
3335 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3336 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3337 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3338 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3339 config/sparc/hypersparc.md, config/sparc/predicates.md,
3340 config/sparc/linux.h, config/sparc/sp64-elf.h,
3341 config/sparc/supersparc.md, config/sparc/cypress.md,
3342 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3343 config/sparc/niagara.md, config/sparc/sparc.md,
3344 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3345 config/sparc/sparc.opt, config/sparc/sync.md,
3346 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3347 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3348 config/sparc/sparc.c, config/sparc/little-endian.opt,
3349 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3350 config/sparc/linux64.h, config/sparc/freebsd.h,
3351 config/sparc/sol2.h, config/sparc/rtemself.h,
3352 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3353 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3354 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3355 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3356 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3357 config/m32r/linux.h, config/m32r/constraints.md,
3358 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3359 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3360 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3361 config/i386/i386.md, config/i386/netware-crt0.c,
3362 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3363 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3364 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3365 config/i386/sol2.h, config/i386/constraints.md,
3366 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3367 config/i386/predicates.md, config/i386/geode.md,
3368 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3369 config/i386/freebsd64.h, config/i386/vxworksae.h,
3370 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3371 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3372 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3373 config/i386/netware.h, config/i386/i386-modes.def,
3374 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3375 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3376 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3377 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3378 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3379 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3380 config/i386/xm-mingw32.h, config/i386/linux64.h,
3381 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3382 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3383 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3384 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3385 config/i386/cygwin2.c, config/i386/i386-protos.h,
3386 config/i386/sync.md, config/i386/openbsd.h,
3387 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3388 config/i386/nto.h, config/i386/biarch64.h,
3389 config/i386/i386-coff.h, config/i386/freebsd.h,
3390 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3391 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3392 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3393 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3394 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3395 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3396 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3397 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3398 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3399 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3400 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3401 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3402 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3403 config/sh/superh64.h, config/sh/rtemself.h,
3404 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3405 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3406 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3407 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3408 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3409 config/avr/predicates.md, config/avr/constraints.md,
3410 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3411 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3412 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3413 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3414 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3415 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3416 config/c4x/predicates.md, config/c4x/c4x.h,
3417 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3418 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3419 config/xtensa/linux.h, config/xtensa/xtensa.h,
3420 config/xtensa/elf.h, config/xtensa/xtensa.md,
3421 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3422 config/xtensa/xtensa-protos.h, config/dbx.h,
3423 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3424 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3425 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3426 config/host-solaris.c, config/fr30/fr30.h,
3427 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3428 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3429 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3430 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3431 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3432 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3433 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3434 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3435 config/cris/predicates.md, config/cris/linux.h,
3436 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3437 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3438 config/cris/aout.opt, config/cris/cris-protos.h,
3439 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3440 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3441 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3442 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3443 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3444 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3445 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3446 config/chorus.h, config/mn10300/mn10300.c,
3447 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3448 config/mn10300/mn10300.h, config/mn10300/linux.h,
3449 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3450 config/mn10300/mn10300.md, config/ia64/predicates.md,
3451 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3452 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3453 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3454 config/ia64/freebsd.h, config/ia64/ia64.md,
3455 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3456 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3457 config/gofast.h, config/rtems.h, config/sol2-10.h,
3458 config/m68k/predicates.md, config/m68k/m68k.md,
3459 config/m68k/linux.h, config/m68k/m68k-modes.def,
3460 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3461 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3462 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3463 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3464 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3465 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3466 config/m68k/constraints.md, config/m68k/rtemself.h,
3467 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3468 config/m68k/uclinux.h, config/rs6000/power4.md,
3469 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3470 config/rs6000/linux.h, config/rs6000/eabi.h,
3471 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3472 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3473 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3474 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3475 config/rs6000/windiss.h, config/rs6000/603.md,
3476 config/rs6000/aix41.h, config/rs6000/cell.md,
3477 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3478 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3479 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3480 config/rs6000/default64.h, config/rs6000/7xx.md,
3481 config/rs6000/darwin.opt, config/rs6000/spe.md,
3482 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3483 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3484 config/rs6000/7450.md, config/rs6000/linux64.h,
3485 config/rs6000/constraints.md, config/rs6000/440.md,
3486 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3487 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3488 config/rs6000/rs6000.h, config/rs6000/power6.md,
3489 config/rs6000/predicates.md, config/rs6000/altivec.md,
3490 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3491 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3492 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3493 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3494 config/rs6000/linux64.opt, config/rs6000/sync.md,
3495 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3496 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3497 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3498 config/rs6000/eabispe.h, config/rs6000/e500.h,
3499 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3500 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3501 config/rs6000/aix.h, config/rs6000/vxworks.h,
3502 config/rs6000/40x.md, config/rs6000/aix51.h,
3503 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3504 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3505 config/arc/arc.h, config/mcore/mcore-elf.h,
3506 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3507 config/mcore/mcore.md, config/mcore/mcore.c,
3508 config/mcore/mcore.opt, config/mcore/mcore.h,
3509 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3510 config/score/predicates.md, config/score/score-version.h,
3511 config/score/score-protos.h, config/score/misc.md,
3512 config/score/elf.h, config/score/score.c, config/score/mac.md,
3513 config/score/score7.md, config/score/score.h,
3514 config/score/score-conv.h, config/score/score-mdaux.c,
3515 config/score/score.md, config/score/score.opt,
3516 config/score/score-modes.def, config/score/score-mdaux.h,
3517 config/score/mul-div.S, config/arm/uclinux-elf.h,
3518 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3519 config/arm/symbian.h, config/arm/linux-elf.h,
3520 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3521 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3522 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3523 config/arm/strongarm-pe.h, config/arm/arm.h,
3524 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3525 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3526 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3527 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3528 config/arm/arm-cores.def, config/arm/arm-protos.h,
3529 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3530 config/arm/wince-pe.h, config/arm/neon.md,
3531 config/arm/constraints.md, config/arm/neon.ml,
3532 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3533 config/arm/arm.opt, config/arm/arm926ejs.md,
3534 config/arm/predicates.md, config/arm/iwmmxt.md,
3535 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3536 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3537 config/arm/neon-testgen.ml, config/arm/arm.md,
3538 config/arm/xscale-coff.h, config/arm/pe.c,
3539 config/arm/arm-generic.md, config/arm/pe.h,
3540 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3541 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3542 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3543 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3544 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3545 config/pa/predicates.md, config/pa/pa64-hpux.h,
3546 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3547 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3548 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3549 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3550 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3551 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3552 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3553 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3554 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3555 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3556 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3557 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3558 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3559 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3560 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3561 config/mips/linux64.h, config/mips/elforion.h,
3562 config/mips/constraints.md, config/mips/generic.md,
3563 config/mips/predicates.md, config/mips/4300.md,
3564 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3565 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3566 config/mips/5k.md, config/mips/vr4120-div.S,
3567 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3568 config/mips/mips-protos.h, config/mips/6000.md,
3569 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3570 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3571 config/mips/mips-modes.def, config/mips/vr.h,
3572 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3573 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3574 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3575 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3576 config/vax/openbsd1.h, config/vax/netbsd.h,
3577 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3578 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3579 config/h8300/rtems.h, config/h8300/predicates.md,
3580 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3581 config/h8300/h8300.md, config/h8300/h8300.opt,
3582 config/h8300/coff.h, config/h8300/h8300-protos.h,
3583 config/v850/v850.md, config/v850/predicates.md,
3584 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3585 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3586 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3587 config/mmix/mmix.h, config/mmix/predicates.md,
3588 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3589 config/mmix/mmix.c, config/mmix/mmix.opt,
3590 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3591 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3592 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3593 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3596 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3598 * emit-rtl.c (reset_used_decls): Rename to...
3599 (set_used_decls): ...this. Set the used flag rather than clearing it.
3600 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3601 DECL_RTLs rather than resetting them.
3603 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3605 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3607 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3609 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3610 argument to find_reloads_address.
3612 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3614 PR tree-optimization/32919
3615 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3616 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3617 (coalesce_ssa_name): Call it.
3619 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3620 David Ung <davidu@mips.com>
3622 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3623 (__mips16_unorddf2, __mips16_floatunsidf): New.
3624 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3626 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3628 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3630 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3631 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3632 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3633 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3634 * omp-low.c (get_ws_args_for, determine_parallel_type,
3635 expand_omp_for_generic, expand_omp_for_static_nochunk,
3636 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3637 Work with more precise CFG.
3638 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3639 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3641 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3642 * gimple-low.c (lower_stmt): Ditto.
3643 * tree-inline.c (estimate_num_insns_1): Ditto.
3644 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3645 (OMP_SECTIONS_SWITCH): New.
3646 * tree-cfgcleanup.c (cleanup_omp_return): New.
3647 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3648 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3649 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3650 (tree_redirect_edge_and_branch): Handle omp constructs.
3652 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3653 with three arguments.
3655 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3657 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3660 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3662 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3663 the loop structures may need fixing.
3664 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3666 (cleanup_tree_cfg_loop): Removed.
3667 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3668 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3669 instead of running cleanup_tree_cfg_loop.
3670 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3671 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3672 (tree_predictive_commoning): Declaration changed.
3673 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3675 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3677 * doc/invoke.texi (l1-cache-size): Update documentation.
3678 (l2-cache-size): Document.
3679 * params.h (L2_CACHE_SIZE): New macro.
3680 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3681 that L1_CACHE_SIZE is in kB now.
3682 (L2_CACHE_SIZE_BYTES): New macro.
3683 (tree_ssa_prefetch_arrays): Show size in kB.
3684 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3685 and l2_cache_size fields.
3686 * config/i386/driver-i386.c (describe_cache): Detect cache size
3688 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3689 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3690 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3691 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3692 (override_options): Set l1-cache-size and l2-cache-size to default
3693 values if not specified otherwise.
3694 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3695 (PARAM_L2_CACHE_SIZE): New.
3697 2007-08-01 Nigel Stephens <nigel@mips.com>
3698 David Ung <davidu@mips.com>
3699 Thiemo Seufer <ths@mips.com>
3700 Chris Dearman <chris@mips.com>
3701 Richard Sandiford <richard@codesourcery.com>
3703 * config.gcc (mips*-sde-elf*): New stanza.
3704 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3705 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3706 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3707 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3708 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3709 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3711 * config/mips/sde.h: New file.
3712 * config/mips/t-libgcc-mips16: Likewise.
3713 * config/mips/t-sde: Likewise.
3714 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3715 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3716 _MIPS_FPSET and _MIPS_SZINT.
3717 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3718 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3719 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3720 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3721 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3722 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3723 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3724 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3725 _MIPS_SZPTR and _MIPS_FPSET.
3726 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3727 architecture is specified.
3728 (MIPS_32BIT_OPTION_SPEC): New macro.
3730 2007-07-31 Dan Hipschman <dsh@google.com>
3732 * gcc.c (end_going_arg): New function.
3733 (do_spec_2): Use it.
3734 (do_spec_1): Use it.
3736 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3738 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3739 only if ENABLE_CHECKING is defined.
3741 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3743 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3744 df_ru_add_problem, df_ru_get_bb_info): Removed.
3745 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3746 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3747 df_ru_free_bb_info, df_ru_alloc,
3748 df_ru_bb_local_compute_process_def,
3749 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3750 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3751 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3752 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3753 df_ru_add_problem): Removed.
3755 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3758 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3759 (casesi32p, casesi64p): Likewise.
3760 (casesi): Adjust for above.
3762 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3764 * mode-switching.c (create_pre_exit): Don't search past calls.
3766 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3768 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3770 2007-07-31 Revital Eres <eres@il.ibm.com>
3772 * ddg.c (add_deps_for_def): Rename to...
3773 (add_cross_iteration_register_deps): This. Change implementation
3774 to use only reaching def and def-use chains to construct the
3775 inter loop dependencies.
3776 (add_deps_for_use): Remove function.
3777 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3778 function to build the inter loop dependencies.
3779 * modulo-sched.c (sms_schedule): Build only
3780 reaching def and def-use chains for the propose of the ddg
3783 2007-07-31 Julian Brown <julian@codesourcery.com>
3785 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3786 New define_insns. Use correct RTL.
3787 (vec_set<mode>): Write as expander.
3789 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3791 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3792 to an unallocated space.
3794 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3797 (split_constant_offset): Enable split_constant_offset to extract
3798 constants from other statements.
3799 * tree-vect-transform.c
3800 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3801 to a temp var. Force base_offset to be simple.
3803 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3805 * df-scan.c (df_scan_verify): Remove artificial limit on
3806 the number of blocks for verification.
3807 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3808 df_simulate_defs): Avoid unnecessary insn checking for defs.
3810 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3812 * config/m68k/lb1sf68.asm (FUNC): New macro.
3814 (__udivsi3): Likewise.
3815 (__divsi3): Likewise.
3816 (__umodsi3): Likewise.
3817 (__modsi3): Likewise.
3818 (__subdf3): Likewise.
3819 (__adddf3): Likewise.
3820 (__muldf3): Likewise.
3821 (__divdf3): Likewise.
3822 (__negdf2): Likewise.
3823 (__cmpdf2): Likewise.
3824 (__subsf3): Likewise.
3825 (__addsf3): Likewise.
3826 (__mulsf3): Likewise.
3827 (__divsf3): Likewise.
3828 (__negsf2): Likewise.
3829 (__cmpsf2): Likewise.
3830 (__eqdf2): Likewise.
3831 (__nedf2): Likewise.
3832 (__gtdf2): Likewise.
3833 (__gedf2): Likewise.
3834 (__ltdf2): Likewise.
3835 (__ledf2): Likewise.
3836 (__eqsf2): Likewise.
3837 (__nesf2): Likewise.
3838 (__gtsf2): Likewise.
3839 (__gesf2): Likewise.
3840 (__ltsf2): Likewise.
3841 (__lesf2): Likewise.
3843 2007-07-30 Ollie Wild <aaw@google.com>
3845 * c-ppoutput.c (print_lines_directives_only): New function.
3846 (scan_translation_unit_directives_only): New function.
3847 (preprocess_file): Add call to scan_translation_unit_directives_only.
3848 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3849 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3850 -fdirectives-only. Add errors for -fdirectives-only conflict with
3851 -Wunused-macros and -traditional.
3852 (finish_options): Add builtin macro initialization for
3853 -fdirectives-only + -fpreprocessed.
3854 * c.opt (fdirectives-only): New.
3855 * doc/cppopts.texi (fdirectives-only): New.
3857 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3859 * alias.c (record_set, memory_modified_1): Constify.
3860 * bt-load.c (note_btr_set): Likewise.
3861 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3862 * combine.c (set_nonzero_bits_and_sign_copies,
3863 expand_field_assignment, record_dead_and_set_regs_1,
3864 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3865 likely_spilled_retval_1): Likewise.
3866 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3867 frv_io_handle_set): Likewise.
3868 * config/mips/mips.c (mips_sim_record_set,
3869 vr4130_true_reg_dependence_p_1): Likewise.
3870 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3871 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3872 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3873 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3874 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3875 * ddg.c (mark_mem_store): Likewise.
3876 * df-problems.c (df_urec_mark_reg_change): Likewise.
3877 * function.c (update_epilogue_consts): Likewise.
3878 * gcse.c (record_set_info, record_last_set_info,
3879 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3880 reg_clear_last_set): Likewise.
3881 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3883 * jump.c (reversed_comparison_code_parts): Likewise.
3884 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3885 reg_is_set): Likewise.
3886 * loop-iv.c (mark_altered): Likewise.
3887 * mode-switching.c (reg_becomes_live): Likewise.
3888 * optabs.c (no_conflict_move_test): Likewise.
3889 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3891 * postreload.c (reload_combine_note_store, move2add_note_store):
3893 * regmove.c (flags_set_1): Likewise.
3894 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3896 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3898 * resource.c (update_live_status): Likewise.
3899 * rtl.h (set_of, note_stores): Likewise.
3900 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3901 note_stores, parms_set): Likewise.
3902 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3903 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3905 * var-tracking.c (count_stores, add_stores): Likewise.
3907 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3909 * alias.c (mems_in_disjoint_alias_sets_p,
3910 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3911 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3912 write_dependence_p, mems_in_disjoint_alias_sets_p,
3913 read_dependence, true_dependence, canon_true_dependence,
3914 anti_dependence, output_dependence): Constify.
3915 * combine.c (extended_count): Likewise.
3916 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3917 * cselib.c (get_value_hash, references_value_p,
3918 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3919 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3920 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3921 * function.c (contains, prologue_epilogue_contains,
3922 sibcall_epilogue_contains): Likewise.
3923 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3924 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3925 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3926 reg_or_subregno): Likewise.
3927 * recog.c (asm_noperands): Likewise.
3928 * reload1.c (function_invariant_p): Likewise.
3929 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3930 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3931 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3932 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3933 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3934 extended_count, prologue_epilogue_contains,
3935 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3936 canon_true_dependence, read_dependence, anti_dependence,
3937 output_dependence): Likewise.
3938 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3940 2007-07-30 Julian Brown <julian@codesourcery.com>
3942 * config/arm/neon.md (V_ext): New mode attribute.
3943 (neon_vget_lane<mode>): Replace with define_expand.
3944 (neon_vget_lane<mode>_sext_internal)
3945 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3946 and quad precision vectors.
3947 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3948 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3949 have typeless 32-bit result.
3951 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3954 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3956 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3957 use sizetype for rest.
3958 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3959 (aff_combination_convert): Don't convert rest for pointer types.
3961 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3963 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3965 * tree-ssa-alias.c: Add alloc-pool.h.
3966 (init_alias_info): Free alias_bitmap_obstack.
3967 (delete_alias_info): Call delete_mem_ref_stats.
3968 (get_mem_sym_stats_for): Use alloc_pool.
3969 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3970 (delete_mem_sym_stats): Removed.
3972 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3974 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3975 functions cannot be represented as classical distance vectors.
3977 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3979 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3980 * builtins.c (validate_arg, builtin_mathfn_code,
3981 validate_arglist): Likewise.
3982 * calls.c (call_expr_flags): Likewise.
3983 * combine.c (reg_nonzero_bits_for_combine,
3984 reg_num_sign_bit_copies_for_combine, get_last_value,
3985 reg_truncated_to_mode): Likewise.
3986 * emit-rtl.c (subreg_lowpart_p): Likewise.
3987 * expr.c (highest_pow2_factor_for_target,
3988 categorize_ctor_elements_1, categorize_ctor_elements,
3989 count_type_elements, contains_packed_reference,
3990 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3991 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3992 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3993 native_encode_int, native_encode_real, native_encode_complex,
3994 native_encode_vector, native_encode_expr, native_interpret_int,
3995 native_interpret_real, native_interpret_complex,
3996 native_interpret_vector, native_interpret_expr): Likewise.
3997 * function.c (use_register_for_decl): Likewise.
3998 * gimplify.c (get_name): Likewise.
3999 * langhooks-def.h (lhd_return_null_const_tree): New.
4000 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4001 * langhooks.c (lhd_return_null_const_tree): New.
4002 * langhooks.h (lang_get_callee_fndecl): Constify.
4003 * output.h (constructor_static_from_elts_p): Likewise.
4004 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4005 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4006 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4007 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4008 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4009 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4010 * rtlhooks-def.h (reg_nonzero_bits_general,
4011 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4013 * rtlhooks.c (reg_num_sign_bit_copies_general,
4014 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4016 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4017 * stor-layout.c (mode_for_size_tree): Likewise.
4018 * tree-ssa-loop-im.c (memref_eq): Likewise.
4019 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4020 * tree.c (contains_placeholder_p, type_list_equal,
4021 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4023 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4024 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4025 contains_placeholder_p, contains_packed_reference,
4026 get_callee_fndecl, operand_equal_for_phi_arg_p,
4027 warn_if_unused_value, is_body_block, native_encode_expr,
4028 native_interpret_expr, fold_convertible_p, operand_equal_p,
4029 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4030 validate_arglist, simple_cst_equal, type_list_equal,
4031 use_register_for_decl, call_expr_flags, get_name,
4032 highest_pow2_factor): Likewise.
4033 (const_call_expr_arg_iterator_d,
4034 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4035 first_const_call_expr_arg, more_const_call_expr_args_p,
4036 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4037 * varasm.c (constructor_static_from_elts_p): Constify.
4039 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4041 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4042 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4043 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4044 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4045 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4046 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4047 spelling conventions.
4048 * doc/invoke.texi: Follow spelling conventions.
4050 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4051 Revital Eres <eres@il.ibm.com>
4053 * modulo-sched.c (sms_schedule): Avoid loops which includes
4054 auto-increment instructions.
4056 2007-07-28 Richard Guenther <rguenther@suse.de>
4059 * fold-const.c (fold_cond_expr_with_comparison): Convert
4060 operand zero of MIN/MAX_EXPR to correct type.
4062 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4064 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4065 flags_from_decl_or_type): Constify.
4066 * gcc.c (do_spec_1): Likewise.
4067 * print-tree.c (dump_addr, print_node_brief): Likewise.
4068 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4069 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4070 tree_purge_all_dead_eh_edges): Likewise.
4071 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4072 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4074 * tree.c (expr_location, expr_has_location, expr_locus,
4075 expr_filename, expr_lineno, get_inner_array_type,
4076 fields_compatible_p): Likewise.
4077 * tree.h (get_inner_array_type, fields_compatible_p,
4078 expr_location, expr_has_location, expr_locus, expr_filename,
4079 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4080 setjmp_call_p, alloca_call_p): Likewise.
4082 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4084 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4085 TV_FLOW_INSENSITIVE.
4087 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4089 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4090 (compute_flow_insensitive_aliasing): Ditto for
4091 TV_FLOW_INSENSITIVE.
4093 2007-07-27 Jan Hubicka <jh@suse.cz>
4095 * config/i386/i386.c (register_move_cost): Remove accidentally
4096 comitted #if 0 block.
4098 * attribs.c: Include hashtab.h
4099 (attribute_hash): New.
4100 (substring): New structure.
4101 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4103 (init_attributes): Initialize attribute hash.
4104 (decl_attributes): Use attribute hash.
4105 * Makefile.in (attribs.c): Depend on hashtab.h.
4107 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4109 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4111 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4113 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4114 __mips_dspr2 and __mips_dsp_rev macros.
4115 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4117 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4119 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4121 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4125 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4126 and the updating of the live and do_not_gen sets.
4127 (df_note_bb_compute): Added updating of live and do_not_gen sets
4128 for regular defs so that the case of clobber inside conditional
4129 call is processed correctly.
4131 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4133 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4134 operands with compatible type.
4136 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4138 * expr.h (store_bit_field): Don't return a value.
4139 * expmed.c (check_predicate_volatile_ok): New function.
4140 (store_bit_field_1): New function, extracted from store_bit_field.
4141 Take a fallback_p argument and return true if the operation succeeded.
4142 Only use store_fixed_bit_field if fallback_p. Don't recompute
4143 mode_for_extraction; use op_mode instead. Try forcing memories
4144 into registers if the insv expander fails.
4145 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4146 Don't return a value.
4147 (convert_extracted_bit_field): New function, extracted from
4149 (extract_bit_field_1): Likewise. Take a fallback_p argument
4150 and return NULL if the operation succeeded. Only use
4151 extract_fixed_bit_field if fallback_p. Only calculate one
4152 extraction mode. Combine code for extv and extzv. Try forcing
4153 memories into registers if the ext(z)v expander fails.
4154 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4156 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4158 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4160 (df_ref): Likewise. Put regno with other integer fields.
4162 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4164 * df.h (df_mw_hardreg): Remove "loc" field.
4165 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4167 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4168 split out from df_set_unused_notes_for_mw. Return false for
4169 partial references. Assert that mw_reg is a REG when returning true.
4170 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4171 (df_whole_mw_reg_dead_p): New function, split out from
4172 df_set_dead_notes_for_mw. Return false for partial references.
4173 Assert that mw_reg is a REG when returning true.
4174 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4175 Remove redundant bitmap check.
4177 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4179 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4180 ($(T)crtend.o): Likwise.
4181 ($(T)crtbeginS.o): Likwise.
4182 ($(T)crtendS.o): Likwise.
4183 ($(T)crtfastmath.o): Likwise.
4185 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4187 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4188 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4189 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4190 and x_n_bbs_in_dom_tree fields.
4192 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4194 PR tree-optimization/32087
4195 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4196 Do not call scale_bbs_frequencies_int with prob of zero.
4198 2007-07-26 Julian Brown <julian@codesourcery.com>
4200 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4201 (neon_element_bits): Add prototypes.
4202 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4203 (neon_const_bounds, neon_element_bits): New functions.
4204 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4205 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4206 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4207 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4208 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4209 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4210 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4211 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4212 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4213 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4214 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4215 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4216 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4218 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4220 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4221 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4223 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4224 Julian Brown <julian@codesourcery.com>
4226 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4227 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4228 * config/arm/cortex-a8.md: New.
4229 * config/arm/cortex-a8-neon.md: New.
4230 * config/arm/neon-schedgen.ml: New.
4231 * config/arm/neon.md (vqh_mnem): New.
4233 (Is_float_mode): New.
4234 (Scalar_mul_8_16): New.
4236 (V_mode_nunits): New.
4237 (All instruction patterns): Annotate with neon_type attribute
4239 * config/arm/arm.md: Include cortex-a8.md.
4240 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4242 Annotate instruction patterns accordingly.
4243 (generic_sched): Do not use generic scheduling for Cortex-A8.
4244 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4246 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4248 * fold-const.c (fold_read_from_constant_string): Use
4250 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4252 2007-07-26 Nick Clifton <nickc@redhat.com>
4254 * tree-ssa-operands.h: Change copyright header to refer to version
4255 3 of the GNU General Public License and to point readers at the
4256 COPYING3 file and the FSF's license web page.
4257 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4258 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4259 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4260 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4261 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4262 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4263 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4264 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4265 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4266 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4267 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4268 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4269 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4270 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4271 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4272 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4273 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4274 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4275 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4276 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4277 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4278 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4279 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4280 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4281 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4282 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4283 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4284 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4285 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4286 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4287 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4288 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4289 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4290 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4291 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4292 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4293 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4294 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4295 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4296 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4297 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4298 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4299 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4300 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4301 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4302 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4303 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4304 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4305 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4306 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4307 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4308 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4309 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4310 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4311 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4312 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4313 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4314 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4315 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4316 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4317 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4318 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4319 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4320 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4321 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4322 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4323 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4324 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4325 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4326 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4327 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4328 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4329 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4330 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4331 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4332 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4333 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4334 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4335 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4336 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4337 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4338 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4339 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4340 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4341 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4342 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4343 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4344 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4345 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4346 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4347 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4348 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4349 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4350 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4351 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4352 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4353 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4354 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4355 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4356 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4357 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4358 convert.c, convert.h, langhooks-def.h, reload1.c,
4359 tree-ssa-operands.c: Likewise.
4361 2007-07-26 Jan Hubicka <jh@suse.cz>
4363 * tree-ssa-live.c: Include debug.h and flags.h.
4364 (mark_scope_block_unused): New function.
4365 (remove_unused_scope_block_p): New function.
4366 (remove_unused_locals): Remove unused blocks too.
4368 2007-07-25 Ian Lance Taylor <iant@google.com>
4370 * combine.c (combine_max_regno): Remove. Remove all uses.
4371 (struct reg_stat_struct): Rename from struct reg_stat.
4372 (reg_stat_type): Define, and declare VECs.
4373 (reg_stat): Change from pointer to VEC. Change all uses.
4374 (combine_split_insns): New static function.
4375 (try_combine, find_split_point): Call it instead of split_insns.
4377 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4379 * cfghooks.c (split_block): Fix the information about loop latch.
4381 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4383 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4385 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4387 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4388 Scan the new edge for loop exit info.
4390 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4392 * config/darwin.c: Include debug.h.
4394 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4397 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4399 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4401 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4402 (HARD_REGNO_MODE_OK): Ditto.
4403 (MODES_TIEABLE_P): Ditto.
4404 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4405 (CLASS_MAX_NREGS): Ditto.
4406 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4407 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4408 (divdf3_internal_thr): Removed.
4409 * config/ia64/div.md: New file.
4410 * config/ia64/constraints.md: Add H constraint.
4412 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4414 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4415 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4416 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4417 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4418 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4419 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4420 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4421 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4422 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4423 dump_sbitmap_file, debug_sbitmap, popcount_table,
4424 sbitmap_popcount): Constify.
4425 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4426 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4427 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4428 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4429 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4430 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4431 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4432 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4433 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4434 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4435 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4437 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4439 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4440 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4441 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4442 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4443 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4444 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4445 bitmap_intersect_p, bitmap_intersect_compl_p,
4446 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4447 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4449 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4450 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4451 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4452 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4453 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4454 debug_bitmap, debug_bitmap_file, bitmap_print,
4455 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4456 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4458 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4460 * config/darwin.c (darwin_override_options): Additional fix for
4461 debug info formats that don't support var tracking.
4463 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4465 * cselib.c (entry_and_rtx_equal_p): Constify.
4466 * gengtype.c (output_mangled_typename, write_types, write_local):
4468 * gengtype.h (const_type_p): New.
4469 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4471 * tlink.c (scan_linker_output): De-constify.
4472 * tree-ssa-loop-im.c (memref_eq): Constify.
4473 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4474 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4476 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4478 * c-common.c (fname_as_string, c_type_hash): Constify.
4479 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4480 * cgraph.c (edge_hash, edge_eq): Likewise.
4481 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4482 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4483 reg_attrs_htab_eq): Likewise.
4484 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4486 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4487 const_decl_t, const_state_t, const_automata_list_el_t): New.
4488 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4489 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4490 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4491 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4492 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4493 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4494 compare_max_occ_cycle_nums, out_state_arcs_num,
4495 compare_transition_els_num, units_cmp, state_reservs_cmp):
4497 * genmodes.c (cmp_modes): Likewise.
4498 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4499 * gimplify.c (compare_case_labels): Likewise.
4500 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4501 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4502 * matrix-reorg.c (mtt_info_hash): Likewise.
4503 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4504 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4505 (htab_hash_bucket, htab_hash_elem): Constify.
4506 * tree-browser.c (TB_parent_eq): Likewise.
4507 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4508 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4509 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4510 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4512 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4513 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4514 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4515 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4516 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4518 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4519 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4520 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4521 * tree-ssa-threadupdate.c (redirection_data_hash,
4522 redirection_data_eq): Likewise.
4523 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4524 * tree-ssa.c (var_ann_eq): Likewise.
4525 * tree-vrp.c (compare_case_labels): Likewise.
4526 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4527 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4528 tree_not_check_failed, tree_class_check_failed,
4529 tree_range_check_failed, tree_not_class_check_failed,
4530 omp_clause_check_failed, omp_clause_range_check_failed,
4531 tree_contains_struct_check_failed, tree_operand_check_failed):
4533 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4534 tree_not_check_failed, tree_class_check_failed,
4535 tree_range_check_failed, tree_not_class_check_failed,
4536 tree_operand_check_failed, omp_clause_operand_check_failed,
4537 tree_operand_length): Likewise.
4538 * var-tracking.c (const_variable): New.
4539 (variable_htab_hash, variable_htab_eq): Constify.
4540 * varasm.c (const_desc_hash): Likewise.
4542 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4544 * expr.c (handled_component_p): Constify.
4545 * fold-const.c (fit_double_type): Likewise.
4546 * real.h (real_value_from_int_cst): Likewise.
4547 * tree-flow-inline.h (gimple_in_ssa_p,
4548 gimple_aliases_computed_p, gimple_addressable_vars,
4549 gimple_call_clobbered_vars, gimple_referenced_vars,
4550 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4551 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4552 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4553 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4554 is_label_stmt, is_global_var, phi_ssa_name_p,
4555 factoring_name_p, is_call_clobbered, tree_common_ann,
4556 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4557 unmodifiable_var_p, array_ref_contains_indirect_ref,
4558 ref_contains_array_ref, lookup_subvars_for_var,
4559 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4560 gimple_mem_ref_stats): Likewise.
4561 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4562 may_aliases, is_exec_stmt, is_label_stmt,
4563 ref_contains_array_ref, array_ref_contains_indirect_ref,
4564 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4565 unmodifiable_var_p): Likewise.
4566 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4567 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4568 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4569 cst_and_fits_in_hwi, real_value_from_int_cst,
4570 build_real_from_int_cst, integer_zerop, integer_onep,
4571 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4572 tree_floor_log2, real_zerop, real_onep, real_twop,
4573 real_minus_onep, really_constant_p, purpose_member, chain_member,
4574 list_length, fields_length, int_size_in_bytes, bit_position,
4575 int_bit_position, byte_position, int_byte_position, expr_align,
4576 array_type_nelts, tree_node_structure,
4577 type_contains_placeholder_1, iterative_hash_pointer,
4578 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4579 tree_map_base_eq, type_hash_list, type_hash_eq,
4580 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4581 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4582 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4583 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4584 int_fits_type_p, get_containing_scope, decl_function_context,
4585 decl_type_context, omp_clause_operand_check_failed,
4586 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4587 * tree.h (omp_clause_operand_check_failed, tree_size,
4588 build_real_from_int_cst, array_type_nelts, purpose_member,
4589 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4590 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4591 is_attribute_p, check_qualified_type, expr_align,
4592 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4593 int_byte_position, list_length, fields_length, initializer_zerop,
4594 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4595 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4596 tree_node_structure, handled_component_p, get_containing_scope,
4597 decl_function_context, decl_type_context, real_zerop,
4598 type_num_arguments, fit_double_type, really_constant_p,
4599 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4600 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4601 real_twop, real_minus_onep, int_cst_value): Likewise.
4603 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4605 * cfglayout.c (insn_scope, insn_line): Constify.
4606 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4607 const_double_htab_hash, const_double_htab_eq,
4608 mem_attrs_htab_hash): Likewise.
4609 * loop-iv.c (biv_eq): Likewise.
4610 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4611 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4612 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4614 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4615 error_for_asm, warning_for_asm, _fatal_insn,
4616 _fatal_insn_not_found): Likewise.
4617 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4618 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4619 rtl_check_failed_type2, rtl_check_failed_code1,
4620 rtl_check_failed_code2, rtl_check_failed_code_mode,
4621 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4622 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4623 rtl_check_failed_type2, rtl_check_failed_code1,
4624 rtl_check_failed_code2, rtl_check_failed_code_mode,
4625 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4626 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4627 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4628 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4629 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4630 rtx_unstable_p, get_integer_term, get_related_value,
4631 offset_within_block_p, reg_mentioned_p, count_occurrences,
4632 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4633 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4634 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4635 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4636 find_constant_src, find_reg_fusage, find_regno_fusage,
4637 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4638 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4639 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4640 computed_jump_p, auto_inc_p, in_expr_list_p,
4641 remove_node_from_expr_list, loc_mentioned_in_p,
4642 label_is_jump_target_p, reversed_comparison_code_parts,
4643 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4644 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4645 print_inline_rtx): Likewise.
4646 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4647 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4648 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4649 get_integer_term, get_related_value, offset_within_block_p,
4650 count_occurrences, reg_mentioned_p, no_labels_between_p,
4651 reg_used_between_p, reg_referenced_p, single_set_2,
4652 multiple_sets, set_noop_p, refers_to_regno_p,
4653 reg_overlap_mentioned_p, dead_or_set_p,
4654 covers_regno_no_parallel_p, covers_regno_p,
4655 dead_or_set_regno_p, find_reg_note, find_regno_note,
4656 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4657 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4658 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4659 side_effects_p, may_trap_p_1, may_trap_p,
4660 may_trap_after_code_motion_p, may_trap_or_fault_p,
4661 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4662 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4663 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4664 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4665 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4667 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4668 warning_for_asm): Likewise.
4669 * tree.h (print_rtl): Likewise.
4670 * varasm.c (get_pool_mode): Likewise.
4672 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4674 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4675 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4676 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4677 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4678 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4679 * ddg.c (compare_sccs): Likewise.
4680 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4681 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4682 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4683 decimal_do_fix_trunc, decimal_real_to_integer,
4684 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4685 * dse.c (const_group_info_t): New.
4686 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4687 * dwarf2out.c (const_dw_die_ref): New.
4688 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4689 * tree-browser.c (TB_parent_eq): Likewise.
4690 * unwind-dw2-fde.c (__register_frame_info_bases,
4691 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4692 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4694 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4695 * unwind-dw2.c (uw_frame_state_for): Likewise.
4696 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4697 * value-prof.h (const_histogram_value): New.
4699 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4701 * config/mips/mips.c (machine_function): Add
4702 initialized_mips16_gp_pseudo_p.
4703 (mips16_gp_pseudo_reg): Do not emit the initialization of
4704 mips16_gp_pseudo_rtx when being called from the gimple cost-
4705 calculation routines; emit it on the first use outside those
4708 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4710 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4713 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4714 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4715 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4716 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4717 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4718 Preserve const-ness of parameters through use of __typeof(),
4719 also constify and tidy.
4721 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4722 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4723 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4724 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4725 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4726 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4727 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4728 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4729 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4731 2007-07-25 Julian Brown <julian@codesourcery.com>
4732 Mark Shinwell <shinwell@codesourcery.com>
4734 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4735 (alpha_mangle_type): This.
4736 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4737 (TARGET_MANGLE_TYPE): Define this instead.
4738 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4739 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4740 (arm_init_neon_builtins): Fix comment.
4741 (arm_mangle_map_entry): New.
4742 (arm_mangle_map): New.
4743 (arm_mangle_type): New.
4744 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4745 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4746 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4747 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4748 (TARGET_MANGLE_TYPE): Define this instead.
4749 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4750 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4751 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4752 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4753 (TARGET_MANGLE_TYPE): Define this instead.
4754 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4756 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4757 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4758 (TARGET_MANGLE_TYPE): Define this instead.
4759 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4760 (s390_mangle_type): This.
4761 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4762 (TARGET_MANGLE_TYPE): Define this instead.
4763 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4764 (sparc_mangle_type): This.
4765 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4766 (TARGET_MANGLE_TYPE): Define this instead.
4767 * cp/mangle.c (write_type): Call mangle_type target hook on all
4768 types before mangling. Use original type, not main variant, as
4770 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4771 (TARGET_MANGLE_TYPE): This.
4772 * target.h (gcc_target): Rename mangle_fundamental_type to
4774 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4775 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4777 2007-07-25 Julian Brown <julian@codesourcery.com>
4778 Paul Brook <paul@codesourcery.com>
4779 Joseph Myers <joseph@codesourcery.com>
4780 Mark Shinwell <shinwell@codesourcery.com>
4782 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4783 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4784 (with_fpu): Allow --with-fpu=neon.
4785 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4786 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4787 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4788 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4789 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4790 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4791 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4792 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4793 (output_move_neon): Add prototypes.
4794 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4795 (all_fpus): Add FPUTYPE_NEON.
4796 (fp_model_for_fpu): Add NEON field.
4797 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4798 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4800 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4802 (thumb2_legitimate_address_p): Likewise.
4803 (neon_valid_immediate): Recognize and prepare constants suitable for
4805 (neon_immediate_valid_for_move): New function. Recognize and prepare
4806 immediates for NEON move instructions.
4807 (neon_immediate_valid_for_logic): New function. Recognize and
4808 prepare immediates for NEON logic instructions.
4809 (neon_output_logic_immediate): New function. Create asm string
4810 suitable for outputting immediate logic instructions.
4811 (neon_pairwise_reduce): New function. Implement reduction using
4812 pairwise operations.
4813 (neon_expand_vector_init): New function. Expand a (possibly
4814 non-constant) vector initialization.
4815 (neon_vector_mem_operand): New function. Memory operands supported
4816 for quad-word loads/stores to/from ARM or NEON registers. Don't
4817 allow base+offset addressing for core regs.
4818 (neon_struct_mem_operand): New function. Valid mems for NEON
4820 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4821 from neon_vector_mem_operand addresses without a secondary register.
4822 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4823 (add_minipool_backward_ref): Likewise.
4824 (dump_minipool): Likewise.
4825 (push_minipool_fix): Likewise.
4826 (output_move_quad): New function. Output quad-word moves, loads and
4827 stores using ARM registers.
4828 (output_move_vfp): Add support for vectors in VFP (NEON) D
4830 (output_move_neon): Output a NEON load/store to/from a quadword
4832 (arm_print_operand): Implement new codes:
4833 - 'c' for unadorned integers (without a # sign).
4834 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4836 - 'e', 'f' for the low and high D parts of a NEON Q register.
4837 - 'q' outputs a NEON Q register.
4838 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4839 - 'T' prints NEON opcode features from a coded bitmask.
4840 - 'F' is similar to T, but signed/unsigned codes both print as
4842 - 't' is similar to T, but 'u' is printed instead of 'p'.
4843 - 'O' prints 'r' if NEON instruction should perform rounding (as
4844 specified by bitmask), else prints nothing.
4845 - '#' is a punctuation character to stop operand numbers from
4846 running together with following digits in the assembler
4847 strings for instructions (when using mode attributes).
4848 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4849 constant vectors in big-endian mode, where necessary.
4850 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4851 Handle EI, OI, CI, XI modes.
4852 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4853 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4854 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4855 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4856 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4858 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4859 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4860 to turn v8qi, etc. into bits defined above.
4861 (neon_itype): New enumeration. Classifications of NEON builtins.
4862 (neon_builtin_datum): Define struct. Contains information about
4863 a single builtin (with multiple modes).
4864 (CF): Define helper macro for...
4865 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4867 (neon_builtin_data): New array. Define information about builtins
4868 for use during initialization/expansion.
4869 (arm_init_neon_builtins): New function.
4870 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4872 (neon_builtin_compare): New function.
4873 (locate_neon_builtin_icode): New function. Find an insn code for a
4874 builtin given a function code for that builtin. Also return type of
4875 builtin (NEON_BINOP, NEON_UNOP etc.).
4876 (builtin_arg): New enumeration. Types of arguments for builtins.
4877 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4878 Takes a variable argument list of builtin_arg types, terminated by
4880 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4881 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4882 (neon_emit_pair_result_insn): New function. Support returning pairs
4883 of vectors via a pointer.
4884 (neon_disambiguate_copy): New function. Set up operands for a
4885 multi-word copy such that registers do not get clobbered.
4886 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4887 ARM_BUILTIN_NEON_BASE.
4888 (arm_file_start): Set float-abi attribute for NEON.
4889 (arm_vector_mode_supported_p): Enable NEON vector modes.
4890 (arm_mangle_map_entry): New.
4891 (arm_mangle_map): New.
4892 (arm_mangle_vector_type): New.
4893 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4895 (TARGET_NEON): New macro. Target supports NEON.
4896 (fputype): Add FPUTYPE_NEON.
4897 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4898 for vectorization based on command-line arg.
4899 (NEON_REGNO_OK_FOR_NREGS): Define.
4900 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4901 (VALID_NEON_STRUCT_MODE): Define.
4902 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4903 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4904 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4905 (consttable_16): Add pattern for outputting 16-byte minipool
4907 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4909 (vec-common.md, neon.md): Include md files.
4910 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4911 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4912 (memory_constraint "Ut", "Un", "Us"): Define.
4913 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4914 (MMX_char): New mode attribute.
4915 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4916 (*add<mode>3_iwmmxt): New insn pattern.
4917 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4918 (*sub<mode>3_iwmmxt): New insn pattern.
4919 (mulv4hi3): Rename to...
4920 (*mulv4hi3_iwmmxt): This.
4921 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4922 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4923 (uminv4hi3, uminv2si3): Remove. Replace with...
4924 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4925 (*umin<mode>3_iwmmxt): These.
4926 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4927 (ashr<mode>3_iwmmxt): This new pattern.
4928 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4929 (lshr<mode>3_iwmmxt): This new pattern.
4930 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4931 (ashl<mode>3_iwmmxt): This new pattern.
4932 * config/arm/neon-docgen.ml: New file. Generate documentation for
4934 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4935 * config/arm/arm_neon.h: New (autogenerated).
4936 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4938 * config/arm/neon.md: New file. Define NEON instructions.
4939 * config/arm/neon.ml: New file. Abstract description of NEON
4940 instructions, used to generate arm_neon.h header, documentation and
4942 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4943 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4945 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4947 (ARM NEON Intrinsics): New subsection.
4948 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4950 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4952 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4955 2007-07-24 Jan Hubicka <jh@suse.cz>
4957 * regclass.c (move_table): New type.
4958 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4959 (init_move_cost): Break out from ...
4960 (init_reg_sets_1): ... here; simplify computation of
4961 have_regs-of_mode and contains_reg_of_mode.
4962 (record_reg_classes): Unswitch internal loops.
4963 (copy_cost): Trigger lazy initialization of move cost
4964 (record_address_regs): Likewise.
4966 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4968 * config/darwin.c (darwin_override_options): Don't force on
4969 flag_var_tracking_uninit when no debug info is requested.
4971 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4973 * cfgloop.c (init_loops_structure): New function.
4974 (flow_loops_find): Create root of the loop tree unconditionally.
4976 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4978 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4980 2007-07-24 Jan Hubicka <jh@suse.cz>
4982 * caller-save.c: Include ggc.h, gt-caller-save.h
4983 (reg_save_code, reg_restore_code): Rename to ...
4984 (cached_reg_save_code, cached_reg_restore_code): ... those.
4985 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4986 (reg_save_code, reg_restore_code): New functions.
4987 (init_caller_save): Do not intialize
4988 reg_save_code/reg_restore_code tables.
4989 * Makefile.in: (gt-caller-save.h): New.
4991 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4993 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4994 with the mode of the original operand instead of
4997 2007-07-23 Jan Hubicka <jH@suse.cz>
4999 * i386.c (ix86_secondary_memory_needed): Break out to...
5000 (inline_secondary_memory_needed): ... here.
5001 (ix86_memory_move_cost): Break out to ...
5002 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5003 maximum of input and output; fix handling of Q_REGS on 64bit.
5004 (ix86_secondary_memory_needed): Microoptimize.
5006 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5008 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5009 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5010 stmts_from_loop, known_dependences_p, build_rdg): New.
5011 * tree-data-ref.h: Depends on graphds.h.
5012 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5013 (build_rdg): Declared.
5014 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5016 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5018 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5021 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5022 Jakub Jelinek <jakub@redhat.com>
5024 PR middle-end/PR28690
5025 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5027 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5028 and MEM_POINTER operands over REG and MEM operands.
5029 (swap_commutative_operands_p): Change return value to bool.
5030 * rtl.h: Update the corresponding prototype.
5031 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5032 instead of gen_rtx_PLUS.
5033 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5034 value to bool. Change function arguments to rtx's and update code
5036 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5037 calls to match the new declaration.
5038 * simplify-rtx.c (simplify_associative_operation): Don't
5039 reorder simplify_binary_operation arguments.
5041 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5043 * config/mips/mips.c (override_options): Use mips_costs to derive
5044 the default branch cost.
5045 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5047 * config/mips/mips.opt (mbranch-cost=): New option.
5048 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5050 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5052 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5053 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5054 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5055 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5057 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5059 * config/mips/constraints.md (ks): New constraint.
5060 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5061 (*add<mode>3_mips16): ...here.
5063 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5065 * optabs.h (enum optab_index): Add new OTI_signbit.
5066 (signbit_optab): Define corresponding macro.
5067 (enum insn_code signbit_optab[]): Remove array.
5068 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5069 (expand_copysign_absneg): If back end provides signbit insn, use it
5070 instead of bit operations on floating point argument.
5071 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5072 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5073 for availability of signbit insn.
5075 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5076 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5077 SSE mode is not active.
5078 (isinf<mode>2): Disable for mfpmath=sse,387.
5080 2007-07-22 Ben Elliston <bje@au.ibm.com>
5082 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5084 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5086 2007-07-20 Richard Guenther <rguenther@suse.de>
5088 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5089 integral typed condition.
5090 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5091 booleanness. Only preserve conversions from a non-base
5092 type to a base type, not in general between types with
5093 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5094 * tree.def (COND_EXPR): Document that the condition
5095 can be of any integral type.
5097 2007-07-20 Nigel Stephens <nigel@mips.com>
5098 Richard Sandiford <richard@codesourcery.com>
5100 * config/mips/mips.h (mips_dwarf_regno): Declare.
5101 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5102 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5103 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5104 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5105 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5106 (REG_CLASS_NAMES): Update accordingly.
5107 * config/mips/mips.c (mips_dwarf_regno): New array.
5108 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5109 (mips_subword): Remove special handling for accumulator registers.
5110 (override_options): Initiailize mips_dwarf_regno. Remove use
5112 (mips_swap_registers): New function.
5113 (mips_conditional_register_usage): Swap accumulator registers
5114 around if TARGET_LITTLE_ENDIAN.
5115 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5116 * config/mips/constraints.md (h, l): Use the endianness to choose
5117 between MD0_REG and MD1_REG.
5118 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5119 alternative-dependent template.
5121 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5123 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5126 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5128 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5129 predecessor fallthru flags.
5131 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5133 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5134 of compare to the same type.
5135 * cfgloopmanip.c (add_loop): Update information about loop exits.
5136 (loop_version): Remove the innermost loop requirement.
5137 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5138 to sizetype for pointers.
5140 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5142 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5143 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5144 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5146 * config/dfp-bit.c: Empty for TFmode conversions.
5148 2007-07-18 Caroline Tice <ctice@apple.com>
5150 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5151 and handle them correctly; check that src is not NULL before
5153 (find_src_set_src): Likewise.
5155 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5157 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5158 (struct alignment_context, init_alignment_context): New.
5159 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5160 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5161 (XCHAL_HAVE_S32C1I): Likewise.
5162 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5163 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5164 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5165 (ATOMIC, HQI): New macros.
5166 (memory_barrier, *memory_barrier): New.
5167 (sync_lock_releasesi): New.
5168 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5169 (sync_lock_test_and_set<mode>): New.
5170 (sync_<atomic><mode>): New.
5171 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5172 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5173 (xtensa_expand_atomic): New.
5175 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5179 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5180 transformation for builtin ISNORMAL.
5181 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5182 * builtins.def (BUILT_IN_ISNORMAL): New.
5183 * doc/extend.texi: Document isnormal.
5185 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5189 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5190 optabs infrastructure. Provide generic implementation for
5192 (expand_builtin): Handle FINITE/ISFINITE.
5193 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5194 (fold_builtin_1): Likewise.
5196 * builtins.def (BUILT_IN_ISFINITE): New.
5198 * doc/extend.texi: Document isfinite.
5200 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5206 generic fallback for isinf.
5207 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5208 calculation code ...
5209 * real.c (get_max_float): ... to here.
5210 * real.h (get_max_float): New.
5212 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5216 * builtin-attrs.def (ATTR_TYPEGENERIC,
5217 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5219 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5220 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5221 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5222 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5224 * c-common.c (handle_type_generic_attribute): New.
5225 (c_common_attribute_table): Add "type generic".
5227 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5229 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5231 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5232 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5235 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5238 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5239 checking that the operand is an expression.
5241 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5242 Danny Smith <dannysmith@users.sourceforge.net>
5245 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5246 file mapping object in local namespace if Windows version later
5249 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5251 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5252 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5253 arm_cannot_force_const_mem.
5254 (arm_cannot_force_const_mem): New function.
5255 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5256 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5257 of arm_tls_referenced_p.
5258 * config/arm/arm.md (movsi): Split out-of-section constants when
5259 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5260 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5262 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5264 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5266 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5268 * config/mips/mips.md (*extendqihi2): Convert the destination
5271 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5273 * config/pa/fptr.c: Update license header.
5274 * config/pa/milli64.S: Likewise.
5276 2007-07-17 Nick Clifton <nickc@redhat.com>
5278 * COPYING_v3: New file. Contains version 3 of the GNU General
5280 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5281 Lesser General Public License.
5282 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5283 the GNU General Public License.
5285 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5287 PR rtl-optimization/32773
5288 * cfglayout.c (force_one_exit_fallthru): New function.
5289 (cfg_layout_finalize): Use it.
5291 2007-07-16 Richard Guenther <rguenther@suse.de>
5292 Uros Bizjak <ubizjak@gmail.com>
5294 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5295 before forcing it to gimple operand.
5297 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5298 David Ung <davidu@mips.com>
5300 * config/mips/mips.h (TUNE_24K): Define.
5301 (TUNE_MACC_CHAINS): Add TUNE_24K.
5302 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5304 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5305 (r74k_int_madd): .. this new reservation.
5306 (define_bypass): Fixed bypasses for r74k_int_madd to use
5308 * config/mips/24k.md (define_bypass): Define new
5309 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5311 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5312 Nigel Stephens <nigel@mips.com>
5314 * config/mips/mips.md: Include 20kc.md.
5315 * config/mips/20kc.md: New file.
5316 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5317 (mips_adjust_cost): Tweak for 20Kc.
5318 (mips_issue_rate): Likewise.
5319 * config/mips/mips.h (TUNE_20KC): Define.
5321 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5323 * config/rs6000/rs6000.c (struct processor_cost): Add
5324 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5326 (*_cost): Add cache information.
5327 (rs6000_override_options): Set cache parameters.
5329 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5332 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5333 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5335 2007-07-16 Paul Brook <paul@codesourcery.com>
5338 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5339 (cirrus_thumb2_movsi_insn): Ditto.
5341 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5343 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5346 2007-07-15 Andrew Haley <aph@redhat.com>
5348 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5349 before looking in the context.
5351 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5355 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5356 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5357 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5358 (pa_output_function_prologue): Use rp_saved and
5359 current_function_is_leaf to generate .CALLINFO statement.
5360 (hppa_expand_prologue): Set rp_saved.
5361 (hppa_expand_epilogue): Use rp_saved.
5362 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5363 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5365 2007-07-14 Dirk Mueller <dmueller@suse.de>
5367 * omega.c (coalesce): Fix memory leak on early exit.
5368 * matrix-reorg.c (check_allocation_function): Likewise.
5369 * tree-vect-transform.c (vect_get_new_vect_var): free result
5371 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5372 pass pointer to edge vector
5373 (partition_hot_cold_basic_blocks): Fix memory leak.
5374 * collect2.c (prefix_from_string): Free temporary storage.
5375 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5377 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5379 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5380 (DO_GLOBAL_DTORS_BODY): Likewise.
5382 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5383 Nigel Stephens <nigel@mips.com>
5385 * config/mips/mips.c (mips_classify_symbol): Don't return
5386 SYMBOL_SMALL_DATA for constant pool addresses if
5387 TARGET_EMBEDDED_DATA is true.
5389 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5391 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5392 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5393 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5394 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5395 __builtin_ia32_storehps, __builtin_ia32_storelps,
5396 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5397 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5398 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5399 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5400 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5401 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5402 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5403 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5404 using def_builtin_const.
5406 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5408 PR tree-optimization/32705
5409 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5410 (simplify_binary_expression): Use SSA_VAL consistently.
5412 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5414 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5415 (SPEFSCR_REGNO): Delete definition.
5416 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5417 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5418 * config/rs6000/rs6000.h: Do not define *_REGNO.
5419 LINK_REGISTER_REGNUM -> LR_REGNO.
5420 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5421 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5422 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5423 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5424 R_VRSAVE, R_VSCR. Use them.
5425 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5426 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5427 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5428 * config/rs6000/aix.h: Define R_LR. Use it.
5430 2007-07-13 Caroline Tice <ctice@apple.com>
5432 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5433 flag_var_tracking is explicitly turned off (i.e. when variable
5434 tracking is not feasible); otherwise, turn flag_var_tracking on when
5435 flag_var_tracking_uninit is on.
5436 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5437 note definitions, to allow recording of initialization status in the
5439 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5440 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5441 determine if two note locations are equal.
5442 (output_loc_list): Don't output list entries whose start & end labels
5444 (reg_loc_descriptor): Add parameter for initialization status; pass it
5445 to other loc descriptor functions.
5446 (one_reg_loc_descriptor): Add parameter for initialization status;
5447 check its value and add DW_OP_GNU_uninit to returned loc descr if
5449 (multiple_reg_loc_descriptor): Add parameter for initialization
5451 pass init status argument to other loc descriptor functions; check
5452 value of intialization parameter and add DW_OP_GNU_uninit to returned
5453 loc descr if appropriate.
5454 (based_loc_descr): Add parameter for initialization status; add new
5455 variable for return value; check value of initialization parameter and
5456 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5457 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5458 pass init status argument to other loc descriptor functions; check
5459 value of intialization parameter and add DW_OP_GNU_uninit to returned
5460 loc descr if appropriate.
5461 (mem_loc_descriptor): Likewise.
5462 (concat_loc_descriptor): Likewise.
5463 (concatn_loc_descriptor): Likewise.
5464 (loc_descriptor): Add parameter for initialization status; pass it as
5465 argument to other loc descriptor function calls.
5466 (loc_descriptor_from_tree_1): Add appropriate initialization status
5467 to loc descriptor function calls.
5468 (add_location_or_const_value_attribute): Get initialization status
5469 from VAR_LOCATION note; add initialization status to loc descriptor
5471 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5472 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5473 status is uninitialized, add "[uninint]" to output.
5474 * common.opt (fvar-tracking-uninit): New option, similar to
5475 fvar-tracking, to turn on tracking of uninitialized variables; creates
5476 a new global flag, flag_var_tracking_uninit.
5477 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5478 (enum var_init_status): New type, for var initialization status field.
5479 * var-tracking.c (struct location_chain_def): Two new fields, init,
5480 for initialization status, and set_src for the assignment value expr.
5481 (unshare_variable): New parameter for initialization status;
5482 initialize new init and set_src fields.
5483 (var_reg_set): New parameters for initialization status and value;
5484 pass them to set_variable_part.
5485 (var_mem_set): Likewise.
5486 (get_init_value): New function.
5487 (var_reg_delete_and_set): New initialization status & value
5488 parameters; add call to get_init_value if status is unknown; pass new
5489 parameters to clobber_variable_part and var_reg_set.
5490 (var_mem_delete_and_set): Likewise.
5491 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5492 (var_mem_delete): Likewise.
5493 (variable_union): Pass status to unshare_variable; initialize new init
5494 and set_src fields. If flag_var_tracking_uninit is not set, force
5495 status to initialized.
5496 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5497 used later to get the set_src value.
5498 (find_src_status): New function.
5499 (find_src_set_src): New function.
5500 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5501 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5502 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5503 and var_mem_delete_and_set.
5504 (dump_variable): Print out "[uninit]" if appropriate.
5505 (set_variable_part): Add new initialization and set_src parameters;
5506 pass status to unshare_variable; set node->init and node- >set_src
5507 fields and modify slot in hash table appropriately; save the init and
5508 set_src values if appropriate and assign to the new node.
5509 (clobber_variable_part): New set_src parameter; if two nodes have
5510 same variable and same location but different set_src (assignment)
5511 values, clobber old node.
5512 (delete_variable_part): Pass init status to unshare_variable.
5513 (emit_note_insn_var_location): Add initialized var; assign var's init
5514 status to new 'initialized'; pass new init status field to calls to
5515 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5516 status to initialized.
5517 (emit_notes_in_bb): Pass initialization status to calls to
5518 var_reg_set, var_mem_set, var_reg_delete_and_set and
5519 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5520 var_reg_delete_and_set and var_mem_delete_and_set; call
5521 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5522 make up for change in add_stores.
5523 (vt_add_function_parameters): Add status to calls to
5525 * config/darwin.c (darwin_override_options): Turn on uninitialized
5526 tracking automatically, if var_tracking is on and the system is
5529 2007-07-13 Sa Liu <saliu@de.ibm.com>
5531 * config.gcc: Add options for arch and tune on SPU.
5532 * config/spu/predicates.md: Add constant operands 0 and 1.
5533 * config/spu/spu-builtins.def: Add builtins for double precision
5534 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5535 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5537 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5539 * config/spu/spu-protos.h: Add new function prototypes.
5540 * config/spu/spu.c (spu_override_options): Check options -march and
5542 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5543 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5545 (spu_const_from_int): New. Create a vector constant from 4 ints.
5546 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5547 (spu_emit_vector_compare): New. Emit vector compare.
5548 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5549 * config/spu/spu.h: Add options -march and -mtune. Define processor
5550 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5551 CANONICALIZE_COMPARISON.
5552 * config/spu/spu.md: Add new insns for double precision compare
5553 and double precision vector compare. Add vcond and smax/smin patterns
5554 to enable DFmode vector conditional expression.
5555 * config/spu/spu.opt: Add options -march and -mtune.
5556 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5557 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5558 both CELL and CELLEDP targets: spu_testsv.
5559 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5562 2007-07-13 Richard Guenther <rguenther@suse.de>
5564 PR tree-optimization/32721
5565 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5566 TREE_THIS_VOLATILE on the folded reference.
5567 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5568 if the array reference has TREE_THIS_VOLATILE set.
5570 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5573 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5575 2007-07-13 Andreas Schwab <schwab@suse.de>
5577 * gengtype-lex.l: Allow declarations to be indented.
5579 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5581 * ginclude/tgmath.h: New.
5582 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5583 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5584 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5585 * configure: Regenerate.
5587 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5589 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5590 correct index when setting register save state for xd
5593 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5595 * config/sh/sh.c (mark_use): Remove.
5597 2007-07-12 Paul Brook <paul@codesourcery.com>
5599 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5600 reg does not overlap return value.
5602 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5604 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5605 (set_expression_vuses): Ditto.
5606 (init_pre): Initialize expression_vuses.
5608 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5610 * config/i386/sse.md (storentdf, storentsf): New.
5612 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5614 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5616 * tree.c (build_decl_stat): Move code from here...
5617 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5618 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5619 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5620 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5621 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5624 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5625 Devang Patel <dpatel@apple.com>
5627 PR tree-optimization/25413
5628 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5629 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5630 * tree.h (contains_packed_reference): New.
5631 * expr.c (contains_packed_reference): New.
5632 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5633 (vect_enhance_data_refs_alignment): Call
5634 vector_alignment_reachable_p.
5635 * target.h (vector_alignment_reachable): New builtin.
5636 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5637 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5638 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5640 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5642 * target.h (builtin_vectorization_cost): Add new target builtin.
5643 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5644 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5645 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5646 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5647 uninitialized variables.
5648 * tree-vect-transform.c (cost_for_stmt): New function.
5649 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5650 using cost 1 for all scalar stmts. Be less conservative when
5651 estimating the number of prologue/epulogue iterations. Call
5652 targetm.vectorize.builtin_vectorization_cost. Return
5653 min_profitable_iters-1.
5654 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5655 initialization cost instead of TARG_VEC_STMT_COST. Use
5656 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5657 epilogue code. Fix epilogue cost computation.
5658 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5659 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5660 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5661 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5662 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5663 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5665 2007-07-12 Richard Guenther <rguenther@suse.de>
5667 * gimplify.c (gimplify_conversion): Make sure that the result
5668 from maybe_fold_offset_to_reference is trivially convertible
5669 to the desired type before doing the simplification.
5670 (gimplify_expr): Likewise.
5671 * fold-const.c (fold_binary): Use the correct types for
5672 building the simplified expression.
5674 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5676 PR rtl-optimization/32729
5677 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5678 that fallthru to exit.
5680 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5682 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5683 (symDTPOFF2reg): Likewise.
5685 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5687 PR tree-optimization/32663
5689 * tree.h (VALUE_HANDLE_VUSES): Remove.
5690 (struct tree_value_handle): Remove vuses.
5692 * tree-vn.c (create_value_handle_for_expr): Don't set
5695 * tree-ssa-pre.c (expression_vuses): New.
5696 (alloc_expression_id): Set up expression_vuses.
5697 (get_expression_vuses): New.
5698 (set_expression_vuses): Ditto.
5699 (clear_expression_ids): Modify for expression_vuses.
5700 (phi_translate_1): Ditto.
5701 (phi_translate_set): Ditto.
5702 (value_dies_in_block_x): Ditto
5703 (valid_in_sets): Ditto.
5704 (add_to_sets): Ditto.
5705 (find_existing_value_expr): Ditto.
5706 (create_value_handle_for_expr): Ditto.
5707 (make_values_for_stmt): Ditto.
5708 (vuse_equiv): Remove.
5710 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5712 * Makefile.in (mostlyclean): Remove object files.
5714 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5716 * toplev.c (no_new_pseudos): Deleted.
5717 * rtl.h (no_new_pseudos): Deleted.
5718 * tree-pass.h (pass_no_new_pseudos): Deleted.
5719 * passes.c (pass_no_new_pseudos): Deleted.
5720 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5721 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5722 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5724 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5725 * rtlhooks.c (gen_lowpart_general): Ditto.
5726 * optabs.c (prepare_operand): Ditto.
5727 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5729 * modulo-sched.c (rest_of_handle_sms): Ditto.
5730 * see.c (rest_of_handle_see): Ditto.
5731 * ifcvt.c (if_convert): Ditto.
5732 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5734 * init-regs.c (gate_initialize_regs): Deleted set of
5736 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5737 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5738 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5740 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5743 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5744 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5745 (*vec_extractv2di_1_rex64): New insn pattern.
5747 2007-07-11 David Daney <ddaney@avtrex.com>
5749 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5750 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5751 for SIGNAL_UNWIND_RETURN_COLUMN.
5752 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5753 (DWARF_FRAME_REGNUM): Rewrite.
5754 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5756 2007-07-11 Nick Clifton <nickc@redhat.com>
5758 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5759 delta and use gen_int_mode in place of GET_INT instead.
5761 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5763 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5766 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5768 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5769 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5771 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5772 (USE_CANONICAL_TYPES): New.
5773 * doc/invoke.texi (verify-canonical-types): Remove.
5774 (use-canonical-types): Add.
5776 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5778 * config/spu/spu.c (spu_optimization_options): Remove setting of
5779 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5780 (spu_override_options): Move it here.
5782 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5784 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5785 * config/mips/mips.c (mips_cpu_info_table): Mention
5786 MIPS_ISA_LEVEL_SPEC in the comment.
5788 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5790 PR tree-optimization/32713
5791 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5793 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5796 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5797 conditional to flag_isoc99.
5798 (c_common_init_options): Do it here, unconditionally.
5800 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5802 PR tree-optimization/32589
5803 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5804 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5805 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5806 predicate, extracted from...
5807 (set_rhs): ...here. Call it for the expression on entry.
5808 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5809 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5810 (simplify_binary_expression): Use valid_gimple_expression_p
5811 to validate the simplification.
5812 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5814 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5816 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5817 DWARF2_DEBUG on 32 bit target too.
5818 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5820 2007-07-11 Nick Clifton <nickc@redhat.com>
5822 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5823 version for 64-bit hosts.
5825 2007-07-10 David Daney <ddaney@avtrex.com>
5827 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5829 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5831 * config/mips/mips.c (mips_expand_synci_loop): New function.
5832 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5833 (UNSPEC_RDHWR): Same.
5834 (UNSPEC_SYNCI): Same.
5835 (UNSPEC_SYNC): Same.
5836 (clear_cache): New expand.
5840 (clear_hazard): Same.
5841 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5843 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5844 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5846 2007-07-10 Ian Lance Taylor <iant@google.com>
5848 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5851 2007-07-10 David Daney <ddaney@avtrex.com>
5853 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5854 * builtins.c (expand_builtin___clear_cache): New function.
5855 (expand_builtin): Call expand_builtin___clear_cache for
5856 BUILT_IN_CLEAR_CACHE case.
5857 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5858 * doc/md.texi (clear_cache): Document new instruction pattern.
5859 * testsuite/gcc.dg/builtins-64.c: New test.
5861 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5863 * config/cris/cris.md ("movsi"): Fix typo in last change.
5865 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5868 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5870 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5871 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5872 for FUNCTION_DECLs. Don't use align_functions_log if
5874 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5875 even for FUNCTION_DECLs.
5876 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5878 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5879 (DECL_FUNCTION_CODE): Update for new location and name of
5881 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5882 (struct tree_decl_common): Move 'align' and 'off_align' out
5883 of union, ensure they're still on a 32-bit boundary. Remove
5884 other fields in union 'u1'.
5885 (struct tree_function_decl): Add field 'function_code' replacing
5886 'u1.f' in tree_decl_common.
5887 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5888 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5889 (Variable Attributes): Cross-reference 'aligned' attribute
5890 to Function Attributes.
5891 * flags.h (force_align_functions_log): Delete.
5892 * toplev.c (force_align_functions_log): Delete.
5894 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5897 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5898 (*vec_concatv2di_rex): New insn pattern.
5900 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5903 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5905 2007-07-10 Ian Lance Taylor <iant@google.com>
5907 Replace no_new_pseudos in backends.
5908 * rtl.h (can_create_pseudo_p): Define.
5909 * config/darwin.c (machopic_indirect_data_reference): Use
5910 can_create_pseudo_p () instead of no_new_pseudos.
5911 (machopic_indirect_data_reference): Likewise.
5912 (machopic_legitimize_pic_address): Likewise.
5913 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5914 (alpha_emit_set_const_1): Likewise.
5915 (alpha_emit_set_const): Likewise.
5916 (alpha_emit_conditional_move): Likewise.
5917 (alpha_split_conditional_move): Likewise.
5918 * config/alpha/alpha.md (various splitters): Likewise.
5920 * config/arm/arm.c (legitimize_pic_address): Likewise.
5921 (arm_load_pic_register): Likewise.
5922 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5923 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5924 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5925 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5926 * config/cris/cris.md (movsi): Likewise.
5927 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5928 (symGOTOFF2reg_hilo): Likewise.
5929 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5930 * config/h8300/h8300.md (insv, extzv): Likewise.
5931 * config/i386/i386.c (ix86_expand_move): Likewise.
5932 (ix86_expand_vector_move): Likewise.
5933 (ix86_prepare_fp_compare_args): Likewise.
5934 (ix86_expand_carry_flag_compare): Likewise.
5935 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5936 (tls_dynamic_gnu2_combine_32): Likewise.
5937 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5938 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5939 (ia64_expand_movxf_movrf): Likewise.
5940 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5941 (m32c_split_move): Likewise.
5942 (m32c_expand_insv): Likewise.
5943 * config/m68k/m68k.md (movsi): Likewise.
5944 * config/mips/mips.c (mips_force_temporary): Likewise.
5945 (mips_split_symbol): Likewise.
5946 (mips_move_integer): Likewise.
5947 (mips_legitimize_const_move): Likewise.
5948 * config/mn10300/mn10300.md (movsi): Likewise.
5949 * config/pa/pa.c (emit_move_sequence): Likewise.
5950 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5951 (rs6000_got_register): Likewise.
5952 (create_TOC_reference): Likewise.
5953 (rs6000_machopic_legitimize_pic_address): Likewise.
5954 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5955 (various splitters): Likewise.
5956 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5957 (movsi_got): Likewise.
5958 * config/s390/s390.c (emit_symbolic_move): Likewise.
5959 * config/s390/s390.md (movhi, movqi): Likewise.
5960 (load_multiple, store_multiple): Likewise.
5961 * config/score/score.c (score_force_temporary): Likewise.
5962 * config/sh/sh.c (prepare_move_operands): Likewise.
5963 (prepare_cbranch_operands): Likewise.
5964 (emit_fpu_switch): Likewise.
5965 (fpscr_set_from_mem): Likewise.
5966 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5967 (adddi3, subsi3): Likewise.
5968 (various splitters): Likewise.
5969 (divsi_inv_fp_combine): Likewise.
5970 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5971 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5973 * config/sh/predicates.md (xor_operand): Likewise.
5974 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5975 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5976 (movdi_pic_label_ref): Likewise.
5977 * config/spu/spu.c (spu_split_immediate): Likewise.
5978 * config/alpha/alpha.md (various splitters): Remove test
5979 !no_new_pseudos || reload_completed.
5980 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5982 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5983 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5984 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5985 * config/score/score.c (th_output_mi_thunk): Likewise.
5986 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5987 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5989 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5991 PR rtl-optimization/32664
5992 * mode-switching.c (create_pre_exit): Skip barrier insns.
5994 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5996 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5997 force_gimple_operand_bsi.
5998 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5999 rewrite_use_compare): Ditto.
6000 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6002 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6003 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6004 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6005 * tree-profile.c (prepare_instrumented_value,
6006 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6007 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6008 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6009 tree_gen_ior_profiler): Ditto.
6010 * tree-ssa-reassoc.c (negate_value): Ditto.
6011 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6012 Use force_gimple_operand_bsi.
6013 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6014 * tree-if-conv.c (add_to_dst_predicate_list,
6015 find_phi_replacement_condition): Ditto.
6016 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6017 Call mark_symbols_for_renaming for new statements.
6018 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6020 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6022 * cfghooks.c (remove_edge): New function.
6023 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6025 * cfghooks.h (remove_edge): Declare.
6026 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6027 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6029 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6031 * optabs.h: Added declaration for signbit_optab.
6032 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6033 * genoptinit.c (optabs): Added entry for signbit insns.
6034 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6036 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6037 * config/s390/s390.md (signbit<mode>2): New expander.
6039 2007-07-09 Richard Guenther <rguenther@suse.de>
6042 * fold-const.c (fold_plusminus_mult_expr): Move constant
6043 arguments second to allow decomposing.
6045 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6048 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6050 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6051 Disregard DECL_FROM_INLINE.
6053 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6056 * doc/invoke.texi: Add ftree-reassoc flag.
6057 * common.opt (ftree-reassoc): New flag.
6058 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6059 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6061 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6063 PR tree-optimization/32681
6064 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6065 saved in second_edge->aux when first_bb is a loop header.
6067 2007-07-09 Jan HUbicka <jh@suse.cz>
6069 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6071 2007-07-09 Richard Guenther <rguenther@suse.de>
6073 * c-decl.c (start_function): Do not promote return type.
6075 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6077 * function.c (do_warn_unused_parameter): Do not warn if
6078 TREE_NO_WARNING is set.
6080 2007-07-08 Andreas Schwab <schwab@suse.de>
6082 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6084 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6087 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6089 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6090 apply to assembly language, too.
6091 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6093 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6095 Revert (note the sccvn portions are *not* reverted)
6096 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6098 Fix PR tree-optimization/23488
6100 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6102 * tree-flow-inline.h (get_value_handle): Ditto.
6103 * tree-ssa-pre.c (decl_vh_map): New.
6104 (decl_node_pool): New.
6105 (can_value_number_operation): Support DECL_P.
6106 (can_PRE_operation): Ditto.
6107 (create_expression_by_pieces): Ditto.
6108 (find_existing_value_expr): Modify to differnetiate between
6109 addressing and top level.
6110 (create_value_handle_for_expr): Handle DECL's.
6111 (poolify_tree): Ditto.
6112 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6113 (make_values_for_stmt): Handle DECL's properly.
6114 (init_pre): Reorg to not init useless things during FRE.
6116 * tree-flow.h: Include pointer-set.h.
6117 (decl_vh_map): Declare.
6118 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6120 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6122 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6123 the constraint description.
6124 * doc/md.texi: Update documentation of AVR constraints.
6126 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6128 * auto-inc-dec.c, config/arm/arm.c,
6129 config/m32r/constraints.md, config/mips/mips.md,
6130 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6131 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6132 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6133 typos. Follow spelling conventions.
6134 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6136 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6137 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6139 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6140 realloc_vuse): Remove.
6141 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6144 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6146 Fix PR tree-optimization/23488
6148 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6149 (try_to_simplify): Ditto.
6151 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6153 * tree-flow-inline.h (get_value_handle): Ditto.
6154 * tree-ssa-pre.c (decl_vh_map): New.
6155 (decl_node_pool): New.
6156 (can_value_number_operation): Support DECL_P.
6157 (can_PRE_operation): Ditto.
6158 (create_expression_by_pieces): Ditto.
6159 (find_existing_value_expr): Modify to differnetiate between
6160 addressing and top level.
6161 (create_value_handle_for_expr): Handle DECL's.
6162 (poolify_tree): Ditto.
6163 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6164 (make_values_for_stmt): Handle DECL's properly.
6165 (init_pre): Reorg to not init useless things during FRE.
6167 * tree-flow.h: Include pointer-set.h.
6168 (decl_vh_map): Declare.
6169 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6171 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6173 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6174 apply to assembly language, too.
6175 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6177 2007-07-06 Ian Lance Taylor <iant@google.com>
6178 Zack Weinberg <zackw@panix.com>
6181 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6183 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6185 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6186 (prefetch): Likewise if "pref" would be used.
6188 2007-07-06 Josh Conner <jconner@apple.com>
6192 * calls.c (store_one_arg): Handle arguments which are partially
6193 on the stack when detecting argument overlap.
6195 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6197 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6198 chosen during find_reloads.
6200 2007-07-06 Richard Guenther <rguenther@suse.de>
6202 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6203 TYPE_ARG_TYPES for verification of argument types. Use
6204 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6205 parameters as variable arguments.
6207 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6209 * libgcc2.h (word_type): Type definition removed.
6210 (cmp_return_type, shift_count_type): Type definitions added.
6211 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6212 replaced with shift_count_type.
6213 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6215 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6216 changed from word_type to Wtype.
6217 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6218 replaced with shift_count_type.
6219 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6221 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6222 and libgcc_shift_count attribute added.
6223 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6224 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6225 (TARGET_INITIALIZER): New target hooks added.
6226 * targhooks.c (default_libgcc_cmp_return_mode,
6227 default_libgcc_shift_count_mode): Default implementations for the new
6229 * targhooks.h (default_libgcc_cmp_return_mode,
6230 default_libgcc_shift_count_mode): Function prototypes added.
6231 * target.h (struct gcc_target): Fields for the new target hooks added.
6232 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6234 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6237 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6238 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6240 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6241 s390_libgcc_shift_count_mode): Functions added.
6242 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6243 Target hooks defined.
6245 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6247 * config/mips/mips.c (compute_frame_size): Restore the original
6248 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6249 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6250 Document why the difference is needed.
6252 2007-07-06 Richard Guenther <rguenther@suse.de>
6254 * c-common.c (boolean_increment): Use correctly typed
6257 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6259 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6260 the topmost argument register is not also included in the save mask.
6261 (mips16e_collect_argument_save_p): Take a pointer to the argument
6262 register, rather than a pointer to the number of arguments.
6263 (mips16e_collect_argument_saves): Only include argument saves
6264 that aren't in the register mask.
6266 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6268 PR rtl-optimization/32450
6269 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6270 to ensure that instructions are not moved into the prologue when
6271 profiling is on. Remove unused prologue_end variable.
6272 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6273 as a scheduling barrier.
6275 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6278 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6279 Disregard DECL_FROM_INLINE.
6281 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6283 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6284 IORing with a constant.
6286 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6288 PR rtl-optimization/32475
6289 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6290 for every definition of the stack pointer.
6292 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6294 * arm.c (vfp3_const_double_index): Copy signed results of
6295 REAL_VALUE_TO_INT into unsigned vars.
6297 2007-07-05 Richard Guenther <rguenther@suse.de>
6300 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6302 * tree-ssa.c (useless_type_conversion_p): Check canonical
6305 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6307 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6308 zero_extendhisi2): Change to define_insn_and_split.
6309 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6311 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6313 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6314 pass_match_asm_constraints): New.
6315 * passes.c (init_optimization_passes): Add new pass.
6316 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6317 * function.h (struct function): Add has_asm_statement bit.
6318 (current_function_has_asm_statement): New.
6319 * tree-pass.h (pass_match_asm_constraints): New.
6321 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6323 * config/mips/mips.c (mips_file_start): Avoid declaration
6326 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6328 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6330 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6332 * rtl.def (NOTE): Change print format string to print
6333 operand 5 as a note insn name.
6335 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6336 David Ung <davidu@mips.com>
6338 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6339 * doc/invoke.texi: (MIPS Options): Document them.
6341 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6342 David Ung <davidu@mips.com>
6344 Add support for SmartMIPS ASE.
6346 * optabs.c (expand_binop_directly): New, broken out from...
6347 (expand_binop): Here. Make it try rotating in the other
6348 direction even when the second operand isn't constant.
6349 * config/mips/mips.md (*lwxs): New.
6350 * config/mips/mips.opt (msmartmips): New.
6351 * config/mips/mips.c (mips_lwxs_address_p): New.
6352 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6353 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6354 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6355 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6356 (ISA_HAS_LWXS): New.
6357 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6358 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6359 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6360 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6361 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6362 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6363 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6365 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6367 * tree-vectorizer.c (new_loop_vec_info): Initialize
6368 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6369 * tree-vectorizer.h (_loop_vec_info): Added new filed
6370 min_profitable_iters.
6371 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6372 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6373 * tree-vect-analyze.c (vect_analyze_operations): Set
6374 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6375 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6376 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6377 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6378 and prologue cost to after they are computed.
6379 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6381 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6382 of creating vectors from scalars according to dt.
6383 (vect_model_store_cost): Likewise.
6384 (vectorizable_call): Use dt array instead of scalar dt. Call
6385 vect_model_simple_cost with additional argument dt.
6386 (vectorizable_assignment): Likewise.
6387 (vectorizable_operation): Likewise.
6388 (vectorizable_type_demotion): Likewise.
6389 (vectorizable_type_promotion): Likewise.
6390 (vectorizable_store): Use dt array instead of scalar dt. Call
6391 vect_model_store_cost with additional argument dt.
6392 (vect_do_peeling_for_loop_bound): Don't call
6393 vect_estimate_min_profitable_iters. Instead, lookup
6394 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6395 "may not be profitable".
6397 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6400 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6401 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6402 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6403 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6405 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6407 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6408 addressing modes cheaper.
6410 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6412 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6413 (dw_ranges_struct): Rename block_num to num. Adjust.
6414 (dw_ranges_by_label_struct): New.
6415 (ranges_by_label, ranges_by_label_allocated,
6416 ranges_by_label_in_use): New variables.
6417 (add_ranges_num): Factored most of the code out of...
6418 (add_ranges): ... this one. Rewrite in terms of the former.
6419 (add_ranges_by_labels): New.
6420 (output_ranges): Output by-label ranges.
6421 (dwarf2out_finish): Output range for multiple-section
6422 compile_unit. Output standard DW_AT_low_pc in addition to
6423 unexpected DW_AT_entry_pc.
6425 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6427 PR tree-optimization/32604
6428 PR tree-optimization/32606
6430 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6431 (compute_antic_safe): Removed.
6432 (ANTIC_SAFE_LOADS): Ditto.
6433 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6434 (execute_pre): Don't call compute_antic_safe.
6435 (vuse_equiv): New function.
6436 (make_values_for_stmt): Use it
6437 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6440 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6443 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6445 (avr_attribute_table): Make "naked" attribute apply to function types
6446 rather than to decls.
6447 (avr_handle_fntype_attribute): New function.
6449 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6451 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6454 2007-07-04 David Ung <davidu@mips.com>
6455 Joseph Myers <joseph@codesourcery.com>
6457 * config/mips/mips.md (type): Add logical, signext and move.
6458 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6459 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6460 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6461 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6462 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6463 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6464 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6465 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6466 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6467 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6468 movv2sf_hardfloat_64bit): Use the new types.
6469 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6470 *movdf_softfloat, *movdf_mips16): Use "multi".
6471 (extendqihi2): Replace with a define_expand.
6472 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6473 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6474 * config/mips/74k.md (r74k_int_logical): New reservation and
6476 (r74k_int_arith): Remove "slt".
6477 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6478 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6479 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6480 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6481 reservations for "arith".
6483 2007-07-04 Richard Guenther <rguenther@suse.de>
6485 * tree-ssa.c (useless_type_conversion_p): Add handling for
6486 scalar float and vector types. Only call the types_compatible_p
6487 langhook for aggregate types as last resort. Follow the
6490 2007-07-04 Richard Guenther <rguenther@suse.de>
6492 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6493 the same as NOP_EXPR.
6495 2007-07-04 Nick Clifton <nickc@redhat.com>
6497 * target.h (struct gcc_target): Add target_help field.
6498 * target-def.h (TARGET_HELP): New.
6499 (TARGET_INITIALIZER): Use TARGET_HELP.
6500 * opts.c (command_handle_option): Invoke target_help function, if
6501 defined, when the user has specified --target-help on the command
6503 * doc/invoke.texi: Mention that --target-help might print
6504 additional information.
6505 * doc/tm.texi: Document TARGET_HELP hook.
6507 * arm.c (TARGET_HELP): Override default definition.
6508 (arm_target_help): New - display a wrapped list of cores and
6509 architectures supported.
6511 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6513 * config/v850/v850.c (expand_prologue): Make sure
6514 GEN_INT() argument is sign extended rather than zero extended.
6515 (expand_epilogue): Likewise.
6516 (output_move_double): Delete.
6517 * config/v850/v850-protos.h (output_move_double): Delete.
6518 * config/v850/v850.md (movdi): Delete.
6519 (*movdi_internal): Delete.
6521 (*movdf_internal): Delete.
6523 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6525 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6526 unless compiling RTP PIC.
6528 2007-07-04 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/32482
6531 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6532 original ssa name if we didn't find a shift expression.
6533 Fix shift constant for bit zero test.
6535 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6537 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6539 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6541 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6542 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6543 * config/arm/vxworks.h (ASM_SPEC): Delete.
6544 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6546 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6548 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6549 (DDR_REVERSED_P): New.
6550 * tree-data-ref.c (initialize_data_dependence_relation,
6551 build_classic_dist_vector): Set DDR_REVERSED_P.
6553 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6556 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6557 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6558 init_omega_for_ddr_1): Use non conservative number of iterations
6560 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6561 (analyze_siv_subscript): Remove FIXME and reinitialization of
6562 last_conflicts to chrec_dont_know.
6563 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6565 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6567 * tree.c (maybe_canonicalize_argtypes): Improve description.
6569 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6571 * tree.c (maybe_canonicalize_argtypes): New.
6572 (build_function_type): Set canonical type.
6573 (build_method_type_directly): Ditto.
6574 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6577 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6579 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6581 (rewrite_use_nonlinear_expr): Likewise.
6583 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6585 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6587 2007-07-04 Ben Elliston <bje@au.ibm.com>
6589 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6592 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6594 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6595 (Exception Handling): Likewise.
6597 2007-07-03 Jan Hubicka <jh@suse.cz>
6599 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6601 2007-07-03 Eric Christopher <echristo@apple.com>
6603 * doc/cppopts.texi: Add conflicting option note to -dM.
6604 * doc/invoke.texi: Add note about possible conflicts with
6605 -E for -dCHARS and note that -dM will not produce
6606 any results if there is no machine dependent reorg.
6608 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6610 * tree.h (DECL_ALIGN): Back out previous change.
6612 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6614 * configure.ac: Test for .dtprelword support on MIPS.
6615 * configure, config.in: Regenerate.
6616 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6617 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6619 2007-07-03 Julian Brown <julian@codesourcery.com>
6621 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6622 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6623 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6624 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6626 (all_fpus): Add FPUTYPE_VFP3.
6627 (fp_model_for_fpu): Add VFPv3 field.
6628 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6629 (vfp3_const_double_index): New function. Return integer index of
6630 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6632 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6633 and argument represents a valid RTX for a VFPv3 constant.
6634 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6636 (vfp_emit_fstmd): Similar, for fstmd.
6637 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6638 constants, represented as integer indices.
6639 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6640 VFP_REGNO_OK_FOR_DOUBLE macros.
6641 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6642 (arm_file_start): Set float-abi attribute for VFPv3, and output
6643 correct ".fpu" assembler directive.
6644 (arm_dbx_register_numbering): Add FIXME.
6645 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6646 (fputype): Add FPUTYPE_VFP3.
6647 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6648 (CALL_USED_REGISTERS): Likewise.
6649 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6650 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6651 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6652 (D7_VFP_REGNUM): New.
6653 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6654 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6655 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6656 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6657 (REG_ALLOC_ORDER): Adjust for VFPv3.
6658 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6659 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6660 VFP_LO_REGS, VFP_HI_REGS.
6661 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6662 (IS_VFP_CLASS): Define macro.
6663 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6665 (REGISTER_MOVE_COST): Likewise.
6666 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6667 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6668 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6669 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6670 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6671 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6672 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6673 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6674 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6675 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6676 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6677 where appropriate for single-word registers.
6678 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6679 As above. Fix type attributes.
6680 * config/arm/constraints.md (register_contraint "t"): Define.
6681 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6683 (register_constraint "x"): Define.
6684 (constraint "Dv"): Define.
6686 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6688 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6690 2007-07-03 Tom Tromey <tromey@redhat.com>
6692 * c-parser.c (objc_pq_context): Removed.
6693 (objc_need_raw_identifier): Likewise.
6694 (c_parser) <objc_pq_context>: New field.
6695 <objc_need_raw_identifier>: Likewise.
6696 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6697 (c_lex_one_token): Update.
6698 (c_parser_objc_protocol_definition): Update.
6699 (c_parser_objc_method_definition): Update.
6700 (c_parser_objc_methodproto): Update.
6701 (c_parser_declspecs): Update.
6703 2007-07-03 David Ung <davidu@mips.com>
6705 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6707 2007-07-03 David Ung <davidu@mips.com>
6708 Richard Sandiford <richard@codesourcery.com>
6710 * doc/invoke.texi: Document -march=74kf3_2.
6711 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6712 (TUNE_74K): Check for it.
6713 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6714 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6715 * config/mips/mips.md (cpu): Add 74kf3_2.
6716 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6717 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6718 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6719 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6720 74kf3_2 to the CPU list.
6721 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6722 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6723 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6724 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6725 (r74kf3_2_fxfer_from_c1): New insn reservations.
6727 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6728 David Ung <davidu@mips.com>
6730 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6731 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6732 and 74k[fx]. Document aliases for the new options.
6733 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6734 (PROCESSOR_24KF2_1): ...this.
6735 (PROCESSOR_24KX): Rename to...
6736 (PROCESSOR_24KF1_1): ...this.
6737 (PROCESSOR_74KF): Rename to...
6738 (PROCESSOR_74KF2_1): ...this.
6739 (PROCESSOR_74KX): Rename to...
6740 (PROCESSOR_74KF1_1): ...this.
6741 (TUNE_74K): Update PROCESSOR_* names.
6742 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6743 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6744 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6745 (mips_rtx_cost_data): Update processor names in comments.
6746 (mips_issue_rate): Update PROCESSOR_* names.
6747 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6748 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6749 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6750 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6751 Update cpu attribute names.
6752 (r24k_fpu_iss): Rename this reservation to...
6753 (r24kf2_1_fpu_iss): ...this and update all uses.
6754 (r24kx_fpu_iss): Rename this reservation to...
6755 (r24kf1_1_fpu_iss): ...this and update all uses.
6756 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6757 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6758 Update cpu attribute names.
6760 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6762 * config/m32r/constraints.md: New file.
6763 * config/m32r/m32r.c: Include tm-constrs.h.
6764 (small_data_operand): Use satisfies_constraint_* instead of macro.
6765 (addr24_operand, gen_compare): Likewise.
6766 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6767 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6768 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6769 EXTRA_CONSTRAINT): Likewise.
6770 * config/m32r/m32r.md: Include constraints.md.
6771 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6772 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6773 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6774 (two_insn_const_operand, int8_operand, uint16_operand,
6775 reg_or_int16_operand, reg_or_uint16_operand,
6776 reg_or_cmp_int16_operand, cmp_int16_operand,
6777 seth_add3_operand): Likewise.
6779 2007-07-03 Eric Christopher <echristo@gmail.com>
6781 * libgcc2.h: Conditionally declare __bswapsi2 and
6784 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6786 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6789 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6792 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6793 (__gthrw_pragma): Provide default definition.
6795 * gthr-posix.c (__gthrw_pragma): Define.
6797 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6799 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6800 before declaring inequality.
6802 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6804 * combine.c (recog_for_combine): Log the success or failure of
6805 matching new insn patterns against the machine description in
6808 2007-07-03 Revital Eres <eres@il.ibm.com>
6810 * ddg.c (print_sccs): New function.
6811 (check_sccs): New function.
6812 (create_ddg_all_sccs): Use it.
6813 * ddg.h (print_sccs): Declare.
6814 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6816 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6818 * targhooks.h (default_mode_for_suffix): New function declaration.
6819 * targhooks.c (default_mode_for_suffix): New default target hook.
6820 * target.h (struct c): New structure in the targetm struct.
6821 (mode_for_suffix): New target hook as part of struct c.
6822 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6823 default_mode_for_suffix.
6824 (TARGET_C): New define.
6825 * c-lex.c: Include "target.h".
6826 (interpret_float): Use targetm.c.mode_for_suffix to determine
6827 the mode for a given non-standard suffix.
6828 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6830 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6831 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6833 * doc/extend.texi (Floating Types): New node. Document __float80 and
6834 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6836 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6839 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6840 predicate instead of target_operand.
6841 (divsi3_i1_media, divsi3_media_2): Likewise.
6843 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6845 * tree.h (alias_sets_might_conflict_p): Rename into
6846 alias_sets_must_conflict_p.
6847 * alias.c (alias_sets_might_conflict_p): Likewise.
6848 (alias_sets_conflict_p): Use it.
6849 (objects_must_conflict_p): Likewise.
6850 * c-common.c (strict_aliasing_warning): Adjust.
6852 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6854 * rtlhooks.c (gen_lowpart_if_possible): Check for
6855 invalid subreg before calling gen_lowpart_SUBREG.
6857 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6859 * config/darwin9.h: Add copyright notice.
6860 (LINK_COMMAND_SPEC): Add comment.
6861 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6862 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6863 DARWIN_LIBSYSTEM_HAS_UNWIND.
6865 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6868 * omp-low.c (check_combined_parallel): New function.
6869 (lower_omp_parallel): Call it via walk_stmts, set
6870 OMP_PARALLEL_COMBINED if appropriate.
6871 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6872 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6873 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6874 don't consider it as combined parallel.
6876 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6878 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6879 (gcc_tooldir): Likewise.
6880 * configure: Regenerate.
6881 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6882 old configure.ac gcc_tooldir setting.
6883 (prefix_to_exec_prefix): New variable.
6884 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6885 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6887 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6889 Fix PR tree-optimization/32583
6890 Fix PR tree-optimization/32584
6891 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6892 (phi_translate_set): Use phi_translate directly now.
6893 (make_values_for_stmt): Don't value number RHS if we already know
6896 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6897 Jim Wilson <wilson@specifix.com>
6900 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6903 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6904 Richard Sandiford <richard@codesourcery.com>
6905 Nigel Stephens <nigel@mips.com>
6907 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6908 (mips16e_output_save_restore): Declare.
6909 (mips16e_save_restore_pattern_p): Likewise.
6910 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6911 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6912 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6913 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6914 (BITSET_P): New global macro, extracted from...
6915 (mips_for_each_saved_reg): ...here.
6916 (mips16e_save_restore_info): New struct.
6917 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6918 (mips16e_save_restore_regs): New variable.
6919 (mips_split_plus, mips16e_find_first_register): New functions.
6920 (mips16e_mask_registers): New function.
6921 (compute_frame_size): Expand the commentary before the function.
6922 Enforce the MIPS16e save and restore register range restrictions.
6923 Pad the general register save area at the low end.
6924 (mips16e_save_restore_reg, mips16e_build_save_restore)
6925 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6926 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6927 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6929 (mips_expand_prologue, mips_expand_epilogue): Handle
6930 GENERATE_MIPS16E_SAVE_RESTORE.
6931 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6933 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6935 PR tree-optimization/31966
6936 PR tree-optimization/32533
6937 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6938 "basic_block" description as its third argument. Update function
6939 calls to get destination bb from "edge" argument. Save "cond" into
6940 aux field of the edge. Update prototype for changed arguments.
6941 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6943 (find_phi_replacement_condition): Operate on incoming edges, not
6944 on predecessor blocks. If there is a condition saved in the
6945 incoming edge aux field, AND it with incoming bb predicate.
6946 Return source bb of the first edge.
6947 (clean_predicate_lists): Clean aux field of outgoing node edges.
6948 (tree_if_conversion): Do not initialize cond variable. Move
6949 variable declaration into the loop.
6950 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6951 initializations of new_stmt, arg0 and arg1 variables.
6953 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6955 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6956 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6958 2007-07-02 Richard Guenther <rguenther@suse.de>
6960 * tree-ssa.c (useless_type_conversion_p): Document
6961 future intent as defining the middle-end type system.
6962 Re-structure to call langhook last, group by type class,
6963 mark questionable parts.
6965 2007-07-02 Richard Guenther <rguenther@suse.de>
6967 * tree-flow.h (types_compatible_p): Declare.
6968 * tree-ssa.c (types_compatible_p): New function.
6969 * ipa-type-escape.c (discover_unique_type): Use
6970 types_compatible_p instead of lang_hooks.types_compatible_p.
6971 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6972 * tree-vn.c (expressions_equal_p): Likewise.
6973 * tree.c (fields_compatible_p): Likewise.
6974 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6975 (cprop_operand): Use useless_type_conversion_p instead of
6976 lang_hooks.types_compatible_p.
6977 * tree-inline.c (setup_one_parameter): Likewise.
6978 (declare_return_variable): Likewise.
6979 * tree-nrv.c (tree_nrv): Likewise.
6980 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6981 (maybe_fold_offset_to_component_ref): Likewise.
6982 (maybe_fold_offset_to_reference): Likewise.
6983 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6984 (merge_alias_info): Likewise.
6985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6986 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6987 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6988 * tree-tailcall.c (find_tail_calls): Likewise.
6989 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6990 * gimplify.c (canonicalize_addr_expr): Likewise.
6991 (fold_indirect_ref_rhs): Likewise.
6992 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6993 (cpt_same_type): Likewise.
6994 (check_pointer_types_r): Swap parameters to cpt_same_type
6996 * fold-const.c (fold_convert): Revert fix for PR15988.
6997 * tree-inline.c (setup_one_parameter): Instead fix it here by
6998 using fold_build1 instead of fold_convert and checking for
6999 error_mark_node. Convert only if the conversion is necessary.
7001 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7003 * configure.ac: Check for .gnu_attribute on Power.
7004 * configure: Regenerate.
7005 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7006 attribute for floating-point ABI.
7008 2007-07-02 Ira Rosen <irar@il.ibm.com>
7010 PR tree-optimization/32230
7011 PR tree-optimization/32477
7012 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7013 address is a constant.
7015 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7017 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7018 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7019 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7020 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7021 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7022 64-bit targets. Add support for *-elfoabi*.
7023 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7024 different settings if $(tm_defines) does not select the EABI.
7025 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7026 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7027 (MIPS_ARCH_OPTION_SPEC): Likewise.
7028 (MIPS_ISA_LEVEL_SPEC): Likewise.
7029 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7030 * config/mips/elfoabi.h: New file.
7032 2007-07-02 Richard Guenther <rguenther@suse.de>
7034 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7035 (useless_type_conversion_p): ... this.
7036 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7037 (useless_type_conversion_p): ... this.
7038 * builtins.c (fold_builtin_memory_op): Rename
7039 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7040 * tree-cfg.c (verify_expr): Likewise.
7041 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7042 * tree-ssa-ccp.c (ccp_fold): Likewise.
7043 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7044 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7046 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7047 * tree-ssa-pre.c (eliminate): Likewise.
7048 * tree-ssa.c (delete_tree_ssa): Likewise.
7049 (tree_ssa_useless_type_conversion): Likewise.
7050 * tree.c (build2_stat): Likewise.
7052 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7054 Fix PR tree-optimization/32571
7055 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7058 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7060 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7061 and other expected operations explicitly, change default to
7064 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7066 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7068 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7069 (tls_load_dot_plus_eight): Move the label number into the unspec.
7070 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7072 2007-07-01 Andreas Schwab <schwab@suse.de>
7074 * dwarf2out.c (initial_return_save): Define only if used.
7076 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7078 Unreverting Richard's Revert of:
7080 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7082 * dce.c (deletable_insn_p_1): New function, split out from...
7083 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7084 specially, not those inside PARALLELs. Remove BODY argument
7085 and adjust recursive call accordingly.
7086 (prescan_insns_for_dce): Update call to delete_insn_p.
7088 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7089 Revital Eres <eres@il.ibm.com>
7091 * ddg.c (create_ddg_all_sccs): Fix missed
7092 initialization of scc_nodes.
7094 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7097 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7098 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7100 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7102 * configure.ac: Check for .gnu_attribute on MIPS.
7103 * configure, config.in: Regenerate.
7104 * config/mips/mips.c (mips_file_start): If supported, output
7105 attribute for floating-point ABI.
7107 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7111 (ffs_cmove): New expander to expand using ctz pattern.
7112 (*ffs_cmove): Remove pattern.
7113 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7114 (ffsdi2): Expand using ctz pattern.
7115 (*ffs_rex64): Remove pattern.
7117 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7119 PR rtl-optimization/32296
7120 * pa.md (return): Delete pattern.
7121 (return_internal): Remove "(const_int 1)" from pattern.
7122 (epilogue): Use return_internal pattern for trivial returns.
7123 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7124 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7126 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7128 * tree-ssa-pre.c (is_exception_related): New function
7129 (can_value_number_operation): Use it.
7131 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7133 Fix PR tree-optimization/32540
7134 Fix PR tree-optimization/31651
7136 * tree-ssa-sccvn.c: New file.
7138 * tree-ssa-sccvn.h: Ditto.
7140 * tree-vn.c: Include tree-ssa-sccvn.h
7141 (val_expr_paid_d): Removed.
7142 (value_table): Ditto.
7143 (vn_compute): Ditto.
7144 (val_expr_pair_hash): Ditto.
7145 (val_expr_pair_expr_eq): Ditto.
7146 (copy_vuses_from_stmt): Ditto.
7149 (shared_vuses_from_stmt): Ditto.
7150 (print_creation_to_file): Moved up.
7151 (sort_vuses): Ditto.
7152 (sort_vuses_heap): Ditto.
7153 (set_value_handle): Make non-static.
7154 (make_value_handle): Ditto.
7155 (vn_add): Rewritten to use sccvn lookups.
7156 (vn_add_with_vuses): Ditto.
7157 (vn_lookup): Ditto (and second argument removed).
7158 (vn_lookup_with_vuses): Ditto.
7159 (vn_lookup_or_add): Ditto (and second argument removed);
7160 (vn_lookup_or_add_with_vuses): Ditto.
7161 (vn_lookup_with_stmt): New.
7162 (vn_lookup_or_add_with_stmt): Ditto.
7163 (create_value_handle_for_expr): Ditto.
7165 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7166 (seen_during_translate): New function.
7167 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7168 (phi_trans_add): Ditto.
7169 (constant_expr_p): FIELD_DECL is always constant.
7170 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7171 Use constant_expr_p.
7172 Avoid infinite recursion on mutually valued expressions.
7173 Change callers of vn_lookup_or_add.
7174 (phi_translate): New function.
7175 (compute_antic_safe): Allow phi nodes.
7176 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7177 (find_or_generate_expression): Rewrite slightly.
7178 (create_expression_by_pieces): Updated for vn_lookup_or_add
7180 Update VN_INFO for new names.
7181 (insert_into_preds_of_block): Update for new names.
7182 (add_to_exp_gen): New function.
7183 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7184 (find_existing_value_expr): Rewrite to changed vn_lookup.
7185 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7186 (try_look_through_load): Removed.
7187 (try_combine_conversion): Ditto.
7188 (get_sccvn_value): New function.
7189 (make_values_for_phi): Ditto.
7190 (make_values_for_stmt): Ditto.
7191 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7193 (init_pre): Update for SCCVN changes.
7195 (execute_pre): Ditto.
7197 * tree-flow.h (make_value_handle): Declare.
7198 (set_value_handle): Ditto.
7199 (sort_vuses_heap): Ditto.
7200 (vn_lookup_or_add_with_stmt): Ditto.
7201 (vn_lookup_with_stmt): Ditto.
7202 (vn_compute): Remove.
7205 (vn_lookup): Update arguments.
7207 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7209 (tree-ssa-sccvn.o): New.
7210 (OBJS-common): Add tree-ssa-sccvn.o
7212 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7215 * c-typeck.c (build_external_ref): Don't mark as used if called
7217 * calls.c (rtx_for_function_call): Likewise.
7219 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7223 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7225 * dce.c (deletable_insn_p_1): New function, split out from...
7226 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7227 specially, not those inside PARALLELs. Remove BODY argument
7228 and adjust recursive call accordingly.
7229 (prescan_insns_for_dce): Update call to delete_insn_p.
7231 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7233 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7234 (try_combine): Move potential calls to undo_all() so they happen
7235 before we commit to using the combined insns.
7237 2006-06-30 Jan Hubicka <jh@suse.cz>
7239 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7242 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7244 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7245 (cgraph_remove_unreachable_nodes): Likewise.
7246 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7247 * ipa-inline.c (update_caller_keys): Cast according to the coding
7249 (cgraph_decide_recursive_inlining): Likewise.
7250 (cgraph_decide_inlining_of_small_function): Likewise.
7251 (try_inline): Likewise.
7252 (cgraph_decide_inlining_incrementally): Likewise.
7253 * ipa-pure-const.c (get_function_state): Likewise.
7254 (scan_function): Likewise.
7255 (analyze_function): Likewise.
7256 (static_execute): Likewise.
7257 * ipa-reference.c (scan_for_static_refs): Likewise.
7258 (merge_callee_local_info): Likewise.
7259 (analyze_function): Use type safe memory macros.
7260 (static_execute): Likewise. Cast according to the coding conventions.
7261 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7263 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7265 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7266 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7269 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7272 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7273 for complex modes (both int and real).
7275 2007-06-29 Jan Hubicka <jh@suse.cz>
7277 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7279 2007-06-29 Jan Hubicka <jh@suse.cz>
7282 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7285 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7288 * config/avr/avr.c: Include dataflow header file.
7289 (expand_prologue): Adjust for prologue insn change.
7290 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7293 2007-06-29 Richard Guenther <rguenther@suse.de>
7296 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7297 during type verification.
7299 2007-06-29 Jan Hubicka <jh@suse.cz>
7301 * recog.c (validate_change_rtx_1): Unshare TO argument.
7303 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7305 PR tree-optimization/24659
7306 * tree-vect-transform.c (vectorizable_call): Handle
7307 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7309 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7310 * config/i386/i386.c (enum ix86_builtins)
7311 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7312 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7314 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7315 const using def_builtin_const.
7316 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7317 input operands in the same modes as the result.
7318 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7320 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7322 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7323 (df_set_dead_notes_for_mw): Likewise.
7325 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7327 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7329 2007-06-28 DJ Delorie <dj@redhat.com>
7331 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7333 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7335 * doc/invoke.texi (C++ Dialect Options): Document
7336 fvisibility-ms-compat.
7337 * c.opt (fvisibility-ms-compat): New.
7339 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7342 * tree-affine.c (aff_combination_add_elt): Handle
7343 pointer addition specially.
7345 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7347 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7348 decl is non-external for AIX ABI.
7350 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7352 * config/rs6000/predicates.md (current_file_function_operand):
7353 Ensure the symbol is non-external for AIX ABI.
7355 2007-06-28 Nick Clifton <nickc@redhat.com>
7357 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7358 (fdce, fdse, fpredictive-commoning): Likewise.
7360 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7363 * gcc.c (process_command): Recognize the new -static-libgfortran
7366 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7369 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7370 Use a call clobbered hard reg instead of a pseudo reg.
7372 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7374 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7376 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7379 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7380 REG_LIBCALL and REG_RETVAL notes.
7381 (divsi3, mulsi3): Likewise.
7382 (mulhisi3): Likewise. Use emit_libcall_block.
7383 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7385 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7387 PR rtl-optimization/32481
7388 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7390 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7392 * dce.c (deletable_insn_p_1): New function, split out from...
7393 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7394 specially, not those inside PARALLELs. Remove BODY argument
7395 and adjust recursive call accordingly.
7396 (prescan_insns_for_dce): Update call to delete_insn_p.
7398 2007-06-27 Richard Guenther <rguenther@suse.de>
7401 * tree.h (fold_convertible_p): Declare.
7402 * fold-const.c (fold_convertible_p): New function.
7403 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7404 instead of lang_hooks.types_compatible_p.
7406 2007-06-26 Jan Hubicka <jh@suse.cz>
7408 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7409 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7410 early use validate_unshare_change.
7411 (reload_combine): Likewise.
7412 * recog.c (change_t): New field unshare.
7413 (validate_change_1): Rename from validate_change; add argument unshare.
7414 (validate_change): Turn into wrapper of validate_change_1; update
7415 prototype for bools.
7416 (validate_unshare_change): New.
7417 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7418 calls of df_insn_rescan.
7419 * recog.h (validate_change): Replace ints by bools.
7420 (validate_unshare_change): Declare.
7422 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7424 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7426 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7428 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7430 2007-06-25 Jan Hubicka <jh@suse.cz>
7432 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7434 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7435 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7436 places other call site specific checks are performed.
7438 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7441 * tree-vect-transform.c (vectorizable_operation): Convert
7442 POINTER_PLUS_EXPR over to PLUS_EXPR.
7444 2007-06-25 Chao-ying Fu <fu@mips.com>
7446 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7447 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7448 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7449 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7451 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7452 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7453 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7454 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7455 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7456 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7457 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7458 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7459 ALL_FIXED_POINT_MODE_P): New define.
7460 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7462 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7464 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7465 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7466 MODE_VECTOR_UACCUM): New mode classes.
7468 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7469 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7470 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7473 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7474 (blank_mode): Initialize ibit and fbit.
7475 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7476 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7478 (new_adjust): Change required_class to required_class_from and
7479 required_class_to for testing within a range.
7480 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7481 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7483 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7484 (make_fixed_point_mode): New.
7485 (_ADD_ADJUST): Change C to C1 and C2.
7486 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7487 use a range for machine classes.
7488 (ADJUST_IBIT, ADJUST_FBIT): New.
7489 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7491 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7492 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7493 Emit adjustment for ibit and fbit.
7494 (emit_mode_ibit, emit_mode_fbit): New.
7495 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7497 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7499 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7500 as the source of the set.
7502 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7504 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7505 FP_REGNO_P): Use IN_RANGE.
7506 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7507 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7508 (DATA_REG_P): Use DATA_REGNO_P.
7509 (FP_REG_P): Use FP_REGNO_P.
7510 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7511 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7512 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7514 2007-06-24 Jan Hubicka <jh@suse.cz>
7517 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7519 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7522 * fold-const.c (fold_binary): Strip nops of operand 0
7523 of BIT_NOT_EXPR before calling operand_equal_p.
7524 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7525 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7527 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7529 * doc/extend.texi: Document that dllimport and dllexport imply
7531 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7532 imported or exported declaration, including type declarations.
7533 * c-common.c (handle_visibility_attribute): Check for conflicts
7534 with dllimport/dllexport.
7535 (c_determine_visibility): Handle dllimport/dllexport as an
7536 explicit visibility atttribute.
7538 2007-06-23 Richard Guenther <rguenther@suse.de>
7540 PR tree-optimization/16876
7542 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7544 * tree-inline.c (initialize_inlined_parameters): Do not call
7545 lang_hooks.tree_inlining.convert_parm_for_inlining.
7546 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7547 reason for mismatched types.
7548 * gimplify.c (gimplify_call_expr): Verify the call expression
7549 arguments match the called function type signature. Otherwise
7550 mark the call expression to be not considered for inlining
7551 using CALL_CANNOT_INLINE_P flag.
7552 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7553 edges call expression.
7554 (cgraph_decide_inlining_of_small_function): Likewise.
7555 (cgraph_decide_inlining): Likewise.
7556 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7558 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7559 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7560 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7562 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7563 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7565 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7566 convert_parm_for_inlining member.
7568 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7571 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7572 Remove optimization for GT.
7574 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7577 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7579 (prescan_insns_for_dce): Add extra parameter.
7581 2007-06-23 Jan Hubicka <jh@suse.cz>
7584 * gimplify.c (mark_addressable): New function.
7585 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7587 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7590 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7592 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7595 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7596 moves between MMX/SSE registers to at least 8 units to prevent
7597 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7599 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/i386.c (override_options): Correct x86_sahf
7604 2007-06-21 David Daney <ddaney@avtrex.com>
7607 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7608 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7609 (exception_receiver): Renamed to ...
7610 (nonlocal_goto_receiver): ... this.
7612 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7614 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7615 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7616 partial register accesses.
7618 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7620 * fold-const.c (debug_fold_checksum): Move it under
7621 ENABLE_FOLD_CHECKING.
7623 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7626 * tree.h (debug_fold_checksum): Declared.
7627 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7628 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7629 build_fold_addr_expr_with_type_1.
7630 (fold_addr_expr, debug_fold_checksum): New.
7631 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7632 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7635 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7637 PR tree-optimization/19590
7638 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7639 of scev is a constant.
7640 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7642 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7644 * df-problems.c (df_note_bb_compute): Made computation of live
7645 info consistent with df_lr.
7647 2007-06-21 Richard Guenther <rguenther@suse.de>
7649 PR tree-optimization/32453
7650 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7651 for pointer anti-range.
7653 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7655 * config/i386/i386.c (processor_target_table): Increase maximum
7656 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7659 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7660 byte alignment if > 8 byte alignment is preferred.
7661 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7663 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7665 PR tree-optimization/31866
7666 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7667 if ASM_EXPR's input is not a SSA_NAME.
7670 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7671 but decl is a global var, instead return decl.
7672 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7673 even for is_global_var decls, if they are private in some outer
7676 2007-06-21 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/32451
7679 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7681 2007-06-21 Christian Bruel <christian.bruel@st.com>
7683 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7684 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7685 (push_regs): Changed saving order or banked registers.
7686 (sh_expand_epilogue): Likewise.
7687 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7688 (FIRST_BANKED_REG): Likewise.
7689 (LAST_BANKED_REG): Likewise.
7690 * config/sh/sh.md (banked) New attribute.
7691 (in_delay_slot): Check banked attribute.
7693 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7695 PR tree-optimization/32075
7696 * tree-data-ref.c (subscript_dependence_tester_1,
7697 analyze_miv_subscript, analyze_overlapping_iterations,
7698 add_distance_for_zero_overlaps, build_classic_dist_vector,
7699 subscript_dependence_tester_1, analyze_overlapping_iterations,
7700 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7701 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7702 to evolution_function_is_affine_multivariate_p.
7704 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7706 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7708 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7711 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7713 * config/m32c/prologue.md (epilogue_exitd_16): New.
7714 (epilogue_reit_16): New.
7715 (epilogue_exitd): Rename to epilogue_exitd_24.
7716 (epilogue_reit): Rename to epilogue_reit_24.
7718 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7719 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7721 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7723 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7724 if dbg_cnt (sched_insn) reaches the limit.
7725 (choose_ready): New parameter INSN_PTR and new return value.
7726 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7727 the new return value from choose_ready.
7728 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7729 (rest_of_handle_global_alloc): New global_alloc_at_func.
7731 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7733 PR tree-optimization/25737
7734 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7735 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7736 * tree-flow.h (struct fieldoff): Add new field alias_set.
7737 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7738 argument addressable_type. Set alias_set of fieldoff.
7739 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7740 (create_overlap_variables_for): Pass alias_set from fieldoff to
7742 * alias.c (get_alias_set): Use alias_set from SFT if set.
7744 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7746 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7747 of a variable as an unsigned HOST_WIDE_INT integer.
7749 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7751 PR rtl-optimization/32405
7752 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7754 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7756 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7759 * builtins.c: Include diagnostic.h.
7760 (expand_builtin_expect): Make gcc_assert more permissive.
7761 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7764 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7768 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7769 if ACCUMULATE_OUTGOING_ARGS.
7771 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7773 * config/m68hc11/m68hc11.c: Include dataflow header file.
7774 (m68hc11_reorg): Port to dataflow.
7776 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7778 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7779 (struct df_problem.free_blocks_on_set_blocks): New field.
7780 (struct dataflow.optional_p): New field.
7781 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7782 (df_live_set_all_dirty): New function.
7783 * df-scan.c (df_scan_alloc): Initialize optional_p.
7784 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7785 * df-core.c (df_set_blocks): Removed use of
7786 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7787 df_problem.free_blocks_on_set_blocks to determine which blocks are
7789 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7790 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7791 uses dataflow.optional_p to determine if problem should be
7793 (rest_of_handle_df_initialize): Only start live problem if
7795 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7796 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7797 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7798 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7799 problem_NOTE): Initialize free_blocks_on_set_blocks.
7800 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7802 (df_live_set_all_dirty, df_note_alloc): New function.
7803 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7805 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7806 * postreload.c (reload_combine): Ditto.
7807 * cse.c (cse_extended_basic_block): Ditto.
7808 * regmove.c (mark_flags_life_zones): Ditto.
7809 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7810 erase_matching_seqs): Ditto.
7811 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7812 * integrate (allocate_initial_values): Ditto.
7813 * combine.c (reg_dead_at_p): Ditto.
7814 * resource.c (mark_target_live_regs): Ditto.
7815 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7816 * config/sh/sh.c (find_r0_life_regions): Ditto.
7817 * global.c (rest_of_handle_global_alloc): Only add back df_live
7819 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7821 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7823 (if_convert): Make sure df_live is there at -O == 1.
7824 (pass_if_after_combine): Cleanup flags.
7825 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7826 is there at -O == 1.
7828 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7830 * config/arm/arm.c (arm_get_frame_offsets): Set
7831 offsets->locals_base to avoid negative stack size.
7832 (thumb1_expand_prologue): Assert on negative stack size.
7834 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7836 PR tree-optimization/32367
7837 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7838 of the chrec has no evolution in that loop.
7839 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7841 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7843 * config/xtensa/xtensa.c: Include "df.h".
7844 (xtensa_builtin_saveregs): Use adjust_address instead of
7846 (xtensa_va_start): Invoke make_tree with sizetype for
7847 expand_builtin_saveregs and then convert the result to a pointer.
7848 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7849 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7850 Subtract argument size from index value as integers and then use
7851 POINTER_PLUS_EXPR to add the result to the array address.
7853 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7856 * config/m32c/m32c.c: Include dataflow header file.
7857 (m32c_emit_prologue): Adjust for prologue insn change.
7858 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7859 once inside a PARALLEL. Assume frame size passed in operand 0
7860 includes space to save the fb register.
7861 (prologue_enter_24): Likewise.
7862 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7864 2007-06-19 David Daney <ddaney@avtrex.com
7867 * config/mips/mips.md (cprestore): Mark $gp as used.
7869 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7872 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7873 (frv_ifcvt_modify_insn): Likewise.
7875 2007-06-19 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7878 only handle positive offsets that fit in a HOST_WIDE_INT.
7880 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7882 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7883 result of rsqrt insn for zero input argument to avoid NaN.
7885 2007-06-19 Richard Guenther <rguenther@suse.de>
7888 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7890 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7892 PR tree-optimization/32353
7893 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7895 2007-06-19 Nick Clifton <nickc@redhat.com>
7897 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7899 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7902 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7903 * config/i386/i386.c (assign_386_stack_local): Assert that
7904 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7905 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7906 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7907 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7909 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7911 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7913 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7915 PR rtl-optimization/32321
7916 * gcse.c (replace_store_insn): Update the note before
7917 calling emit_insn_after.
7919 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7922 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7924 * df-problems.c (df_note_bb_compute): Fix dumping info.
7926 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7928 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7929 insn with emit_jump_insn.
7931 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7933 PR tree-optimization/32383
7934 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7935 * targhooks.h (default_builtin_reciprocal): Update prototype.
7936 * target.h (struct gcc_target): Update builtin_reciprocal.
7937 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7938 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7939 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7940 when fndecl is in BUILT_IN_MD class.
7941 (execute_convert_to_rsqrt): Ditto.
7943 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7944 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7945 Convert BUILT_IN_SQRTF code only when md_fn is false.
7947 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7949 * bt-load.c (move_btr_def): Fix the order of arguments
7950 to validate_replace_rtx.
7952 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7954 * config/m68k/m68k-devices.def: Add 54450..54455.
7956 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7958 PR rtl-optimization/32366
7959 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7960 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7963 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7966 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7967 this is true, rescan insn being modified.
7968 (sms_schedule): Added rescan parameter.
7969 (rest_of_handle_sms): Moved freeing of dominance info to before
7970 getting out of cfg_layout.
7972 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7974 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7975 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7978 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7979 FL_CF_EMAC from the entry for isac.
7981 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7982 (const_sibcall_operand): New.
7983 (sibcall_operand): Use it.
7984 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7985 (m68k_isas): ISAC does not imply FPU or EMAC.
7986 (override_options): Add ISA_C logic for symbolic jump & call.
7988 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7990 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7991 return mode from the builtin itself.
7992 (sparc_fold_builtin): Fix cast of zero constant.
7994 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7996 * targhooks.c (default_builtin_reciprocal): New default target hook.
7997 * targhooks.h (default_builtin_reciprocal): Add prototype.
7998 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7999 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8000 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8001 default_builtin_reciprocal.
8003 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8006 * hooks.c (hook_tree_tree_bool_null): New hook.
8007 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8008 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8009 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8010 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8011 and convert it to reciprocal a*rfunc(b).
8012 (execute_convert_to_rsqrt): New function.
8013 (gate_convert_to_rsqrt): New function.
8014 (pass_convert_to_rsqrt): New pass definition.
8015 * target.h (struct gcc_target): Add builtin_reciprocal.
8016 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8017 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8018 TARGET_BUILTIN_RECIPROCAL.
8019 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8021 * config/i386/i386.h (TARGET_RECIP): New define.
8022 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8023 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8024 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8025 and not optimizing for size.
8026 (*rcpsf2_sse): New insn pattern.
8027 (*rsqrtsf2_sse): Ditto.
8028 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8029 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8030 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8031 and not optimizing for size.
8032 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8033 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8034 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8035 and not optimizing for size.
8036 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8037 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8038 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8039 and not optimizing for size.
8040 (*sse_rsqrtv4sf2): Do not export.
8042 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8043 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8044 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8045 and not optimizing for size.
8047 * config/i386/i386.opt (mrecip): New option.
8048 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8049 (ix86_emit_swsqrtsf): Ditto.
8050 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8051 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8053 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8054 ix86_expand_unop1_builtin.
8055 (ix86_emit_swdivsf): New function.
8056 (ix86_emit_swsqrtsf): Ditto.
8057 (ix86_builtin_reciprocal): New function.
8058 (TARGET_BUILTIN_RECIPROCAL): Use it.
8059 (ix86_vectorize_builtin_conversion): Rename from
8060 ix86_builtin_conversion.
8061 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8062 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8063 "i386 and x86_64 Options" section.
8064 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8066 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8067 Zdenek Dvorak <dvorakz@suse.cz>
8068 Richard Guenther <rguenther@suse.de>
8069 Kaz Kojima <kkojima@gcc.gnu.org>
8071 * tree-vrp.c (compare_values_warnv): Convert val2 to
8073 (extract_range_from_assert): Create
8074 POINTER_PLUS_EXPR for pointer types.
8075 (extract_range_from_binary_expr): Handle
8076 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8078 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8079 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8080 POINTER_PLUS_EXPR as PLUS_EXPR.
8081 (number_of_iterations_lt_to_ne):
8082 For pointer types, use sizetype when
8083 creating MINUS_EXPR/PLUS_EXPRs.
8084 (assert_loop_rolls_lt): For pointer types, use sizetype when
8085 creating MINUS_EXPR/PLUS_EXPRs.
8086 (number_of_iterations_le): Likewise.
8087 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8088 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8089 like PLUS_EXPR and MINUS_EXPR.
8090 * tree-pretty-print.c (dump_generic_node): Handle
8092 (op_prio): Likewise.
8093 (op_symbol_1): Likewise.
8094 * optabs.c (optab_for_tree_code): Likewise.
8095 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8097 * tree-tailcall.c (process_assignment): Mention
8098 POINTER_PLUS_EXPR in a TODO comment.
8099 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8100 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8101 not used with a pointer and an integer type.
8102 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8103 increment using chrec_convert_rhs instead of chrec_convert.
8104 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8105 PLUS_EXPR except for the right hand side's type will be
8107 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8108 (fold_used_pointer_cast): Kill.
8109 (pointer_offset_p): Kill.
8110 (fold_used_pointer): Kill.
8111 (pointer_used_p): Kill.
8112 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8113 call fold_used_pointer.
8114 (instantiate_parameters_1): Convert the increment
8115 using chrec_convert_rhs instead of chrec_convert.
8116 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8117 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8118 instead of PLUS_EXPR.
8119 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8120 PLUS_EXPR for pointers.
8121 (std_gimplify_va_arg_expr): Likewise.
8122 (fold_builtin_memory_op): Likewise.
8123 (fold_builtin_strstr): Likewise.
8124 (fold_builtin_strchr): Likewise.
8125 (fold_builtin_strrchr): Likewise.
8126 (fold_builtin_strpbrk): Likewise.
8127 (expand_builtin_memory_chk): Likewise.
8128 (fold_builtin_memory_chk): Likewise.
8129 (std_expand_builtin_va_start): Use
8130 sizetype for the call to make_tree and then convert
8131 to the pointer type.
8132 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8133 instead of PLUS_EXPR for adding to a pointer.
8134 (std_gimplify_va_arg_expr): Use fold_build2 for
8135 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8136 the operands to sizetype first and then cast the BIT_AND_EXPR
8137 back to the pointer type.
8138 * fold-const.c (build_range_check): Handle pointer types
8140 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8141 of PLUS_EXPR's. Make sure the offset is converted to
8143 (try_move_mult_to_index): Strip the NOPs from the offset.
8144 Remove code argument and replace all uses with PLUS_EXPR.
8145 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8146 specially. Don't use a pointer type for MINUS_EXPR.
8147 (fold_unary): Handle for (T1)(X op Y),
8148 only p+ as that is the only as that can be handled for
8149 binary operators now.
8150 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8152 <case PLUS_EXPR>: Add folding of PTR+INT into
8154 Don't call try_move_mult_to_index.
8155 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8156 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8157 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8158 Don't call try_move_mult_to_index.
8159 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8160 (tree_expr_nonzero_p): Likewise.
8161 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8162 of PLUS_EXPR for the complex expression folding.
8163 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8164 first chrec is a pointer type, then the second should
8165 be sizetype and not the first's type.
8166 For POINTER_PLUS_EXPR, use a different right hand side type.
8167 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8168 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8169 different right hand side type.
8170 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8171 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8172 instead of PLUS_EXPR.
8173 When either operand is zero, convert the other operand.
8174 (chrec_apply): Use chrec_convert_rhs
8175 on the argument x instead of chrec_convert.
8176 (reset_evolution_in_loop): For pointer types, the new_evol
8178 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8179 different right hand side type.
8180 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8181 (chrec_convert_rhs): New function.
8182 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8183 different right hand side type.
8184 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8185 * tree-chrec.h (chrec_convert_rhs): New prototype.
8186 (build_polynomial_chrec): For pointer types, the right hand
8187 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8188 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8189 Remove subtraction case as it is always addition now.
8190 Make sure the offset is converted to sizetype.
8191 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8192 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8193 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8194 PLUS_EXPR in pointer type.
8195 Handle POINTER_PLUS_EXPR.
8196 (tree_to_aff_combination): Likewise.
8197 (force_expr_to_var_cost): Likewise.
8198 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8199 instead of PLUS_EXPR for pointers.
8200 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8201 instead of PLUS_EXPR of pointer types.
8202 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8204 (check_va_list_escapes): Likewise.
8205 (check_all_va_list_escapes): Likewise.
8206 * dwarf2out.c (loc_descriptor_from_tree_1):
8207 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8208 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8209 (string_constant): Likewise.
8210 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8211 the offset to the base, use POINTER_PLUS_EXPR.
8212 (add_to_parts): Convert the index to sizetype.
8213 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8214 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8215 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8216 Offset only holds something for PLUS_EXPR.
8217 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8219 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8221 (analyze_accesses_for_modify_stmt): Likewise.
8222 Remove comment about the type being integral type as it is
8224 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8226 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8228 Correct the type which the artimentic is done in (is now
8231 * tree-data-ref.c (split_constant_offset): Handle
8233 * tree-affine.c (tree_to_aff_combination): Likewise.
8234 * c-typeck.c (build_unary_op): For pointers create the increment
8235 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8237 * gimplify.c (gimplify_self_mod_expr): Create a
8238 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8239 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8240 * tree.def (POINTER_PLUS_EXPR): New tree code.
8241 * tree-predcom.c (ref_at_iteration): If we have a pointer
8242 type do the multiplication in sizetype.
8243 * tree-mudflap.c (mf_xform_derefs_1): Create a
8244 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8245 * tree-ssa-forwprop.c
8246 (forward_propagate_addr_into_variable_array_index):
8247 Don't expect there to be a cast for the index as that
8248 does not exist anymore.
8249 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8250 instead of PLUS_EXPR.
8251 Don't check for the first operand of the POINTER_PLUS_EXPR
8252 was the index as it cannot be.
8253 Call forward_propagate_addr_into_variable_array_index with
8254 the SSA_NAME instead of the statement.
8255 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8256 (compare_constant): Likewise.
8257 (copy_constant): Likewise.
8258 (compute_reloc_for_constant): Likewise.
8259 (output_addressed_constants): Likewise.
8260 (initializer_constant_valid_p): Likewise.
8261 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8262 Convert the MIN/MAX of the inner type to the outer
8263 type before comparing them.
8264 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8265 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8266 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8267 of PLUS_EXPR for pointers.
8268 * tree-inline.c (estimate_num_insns_1): Handle
8270 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8271 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8272 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8273 instead of PLUS_EXPR for the pointer increment statement.
8274 (vect_update_ivs_after_vectorizer): For pointer types, create
8275 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8276 MULT_EXPR in sizetype.
8277 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8279 * tree-object-size.c (plus_expr_object_size): Handle
8280 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8281 code which is trying to figure out which side is a pointer and
8283 (check_for_plus_in_loops_1): Likewise.
8284 (check_for_plus_in_loops): Likewise.
8285 * c-common.c (pointer_int_sum): Create a
8286 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8287 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8288 only POINTER_PLUS_EXPR. Removing all the extra
8289 code which is trying to figure out which side is a pointer and
8291 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8292 PLUS_EXPR and MINUS_EXPR.
8293 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8295 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8296 with make_tree, instead of a pointer type.
8297 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8298 for pointers instead of PLUS_EXPR.
8299 (s390_gimplify_va_arg): Likewise.
8300 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8301 instead of PLUS_EXPR when doing addition on pointer
8302 types. Use sizetype for the second operand.
8303 (spu_gimplify_va_arg_expr): Likewise.
8304 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8305 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8306 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8307 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8308 for the pointer addition and also use size_int/sizetype
8310 (ix86_gimplify_va_arg): Likewise.
8311 Perform BIT_AND_EXPR on sizetype arguments.
8312 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8313 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8314 for the pointer additions and also use size_int for the offsets.
8315 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8316 additions and also use size_int for the offsets. Perform
8317 BIT_AND_EXPR on sizetype arguments.
8318 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8319 POINTER_PLUS_EXPR for pointers and create the
8320 BIT_AND_EXPR in sizetype.
8321 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8322 instead of PLUS_EXPR for pointer addition.
8323 (rs6000_va_start): Likewise.
8324 Also use sizetype for the offset.
8325 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8326 as PLUS_EXPR/MINUS_EXPR.
8327 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8328 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8329 Don't use BIT_AND_EXPR on a pointer type, convert the
8330 expression to sizetype first.
8331 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8333 (mips_gimplify_va_arg_expr): Likewise.
8334 Don't create BIT_AND_EXPR in a pointer type.
8336 2007-06-15 Eric Christopher <echristo@apple.com>
8338 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8339 (x86_64-*-darwin*): Ditto.
8340 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8343 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8345 * doc/extend.texi: Document behavior of __attribute__((aligned))
8348 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8350 * rtlanal.c (note_stores): Improve documentation.
8352 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8354 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8355 LOCAL_LABEL_PREFIX): Delete.
8356 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8357 (bfin_internal_label): Delete.
8359 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8361 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8362 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8363 otherwise define to LIBGCC2_TF_CEXT.
8364 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8365 (LIBGCC_TF_CEXT): Ditto.
8368 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8370 PR rtl-optimization/32339
8371 * df-scan.c (df_uses_record): Don't modify flags but just add to
8372 it for df_ref_record.
8374 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8376 * tree-mudflap.c: Fix whitespace issues.
8378 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8380 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8382 2007-06-14 Eric Christopher <echristo@apple.com>
8384 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8385 (movv4sf): Use gcc_unreachable instead of abort.
8387 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8390 * config/i386/sfp-machine.h (CMPtype): New define.
8391 (mach stubs): Use CMPtype instead of int as a return type.
8393 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8395 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8396 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8397 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8398 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8399 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8400 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8401 config/soft-fp/soft-fp.h: Update from glibc CVS.
8403 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8405 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8407 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8410 * config/v850/v850.c: Include dataflow header file.
8411 (substitute_ep_register): Fix typo.
8413 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8415 * configure.ac: Fix earlier checkin.
8416 * configure: Regenerated.
8418 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8420 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8421 * aclocal.m4: Regenerate.
8422 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8423 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8424 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8425 * configure: Regenerate.
8426 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8428 * Makefile.in (quickstrap): Build libgcc too.
8430 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8432 * configure.ac: Add --enable-checking=df. Explicitly mention that
8433 the variables are initialized as for "release".
8434 * df-core.c: Use it.
8435 * configure: Regenerate.
8436 * config.in: Regenerate.
8438 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8440 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8441 validate_replace_rtx instead of replace_rtx.
8442 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8444 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8446 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8447 (DWARF2_UNWIND_INFO): Override default if configured with
8449 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8450 (ENDFILE_SPEC): Add crtend.o.
8451 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8452 (ENDFILE_SPEC): Add crtend.o.
8453 (TARGET_USE_JCR_SECTION): Define.
8454 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8456 * config/i386/cygming-crtbegin.c: New file.
8457 * config/i386/cygming-crtend.c: New file.
8459 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8461 * config/i386/w32-unwind.h: New file.
8463 2007-06-13 Eric Christopher <echristo@apple.com>
8465 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8466 the user set a value below STACK_BOUNDARY.
8468 2007-06-13 Thiemo Seufer <ths@networkno.de>
8470 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8471 imply -lpthread for -pthread.
8473 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8475 * basic-block.h: Remove the prototype for
8476 free_basic_block_vars.
8477 * cfglayout.h: Remove the prototype for
8478 insn_locators_initialize.
8479 * tree.h: Remove the prototype for emit_line_note.
8481 * tree-ssa-pre.c (mergephitemp): Remove.
8482 (init_pre): Don't use mergephitemp.
8484 2007-06-13 Eric Christopher <echristo@apple.com>
8486 * config/i386/i386.c (override_options): If we've specified
8487 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8489 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8491 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8494 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8496 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8497 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8498 (eh_store_handler): New pattern.
8499 (eh_return): Emit it instead of a plain move.
8501 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8503 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8504 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8505 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8508 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8510 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8511 (find_next_insn_start, find_load): New functions.
8512 (bfin_reorg): Use them to deal with the fact that parallel insns are
8513 no longer represented as a SEQUENCE.
8515 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8517 * config/sparc/sparc.c (sparc_override_options): Initialize
8520 2007-06-13 Dave Korn <dave.korn@artimi.com>
8522 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8525 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8527 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8528 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8529 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8530 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8531 tree-vect-transform.c: Fix comment typos. Follow spelling
8534 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8536 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8537 to the exit block use set.
8538 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8539 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8540 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8542 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8544 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8545 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8546 to indicate an error.
8547 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8549 (dbg_cnt_process_opt): Print an error on a bad argument.
8550 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8551 * common.opt (-fdbg-cnt-list): New.
8552 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8554 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8556 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8557 flag on ref-all pointers.
8559 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8562 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8563 for the offset with the modifier as EXPAND_INITIALIZER
8564 if the modifier is EXPAND_INITIALIZER.
8565 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8566 a register if we had an overflow.
8568 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8570 * real.c (real_isfinite): New.
8571 (real_sqrt): Use it.
8572 * real.h (real_isfinite): New.
8573 * builtins.c: Use it.
8575 2007-06-12 Ian Lance Taylor <iant@google.com>
8576 Daniel Berlin <dberlin@dberlin.org>
8579 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8580 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8581 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8582 (DECL_NO_TBAA_P): Define.
8583 (struct tree_decl_common): Add no_tbaa_flag field.
8584 * tree-ssa-structalias.c (struct variable_info): Add
8585 no_tbaa_pruning field.
8586 (new_var_info): Initialize no_tbaa_pruning field.
8587 (unify_nodes): Copy no_tbaa_pruning field.
8588 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8589 (dump_solution_for_var): Print no_tbaa_pruning flag.
8590 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8592 (compute_tbaa_pruning): New static function.
8593 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8594 Call compute_tbaa_pruning.
8595 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8596 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8597 * gimple-low.c (lower_stmt): Likewise.
8598 * tree-gimple.c (is_gimple_stmt): Likewise.
8599 * tree-ssa-operands.c (get_expr_operands): Likewise.
8600 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8601 * tree-inline.c (estimate_num_insns_1): Likewise.
8602 (copy_result_decl_to_var): Likewise.
8603 * expr.c (expand_expr_real_1): Likewise.
8604 * tree-pretty-print.c (dump_generic_node): Likewise.
8605 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8606 * omp-low.c (omp_copy_decl_2): Likewise.
8607 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8608 * doc/c-tree.texi (Expression trees): Document
8609 CHANGE_DYNAMIC_TYPE_EXPR.
8611 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8613 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8614 with !HONOR_NANS and !HONOR_INFINITIES.
8615 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8617 2007-06-12 Tristan Gingold <gingold@adacore.com>
8619 * gcov.c: Comments updated.
8620 (source_info): Add file_time field.
8621 (source_index): New variable.
8622 (mutiple_files): New variable.
8623 (generate_results): New function extracted from process_file.
8624 (process_file): Save and restore chain of functions, generate
8625 results and free structures only if not merging results.
8626 (release_structures): File names are now freed in create_file_names
8627 (create_file_names): Free previous file names.
8628 (find_source): File date is now read here and modifications in
8629 source files is checked here.
8630 (read_graph_file): Only reverse order of functions for the current
8632 (make_gcov_file_name): Do not generate long names if input_name is
8634 (output_lines): If merging results do not display graph, data and
8636 Checking source file modification is done in find_source.
8638 * doc/gcov.texi: Append an s to sourcefile.
8640 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8642 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8643 (forced_nop): New pattern.
8644 * config/bfin/bfin.c: Include "df.h".
8645 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8646 (bfin_discover_loop): Use df_get_live_in instead of
8647 global_live_at_start.
8648 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8649 df_analyze when done.
8650 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8651 the insns. Use QImode for the final insn in a bundle. Call
8652 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8654 (reorder_var_tracking_notes): New function.
8655 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8656 update_life_info. Call df_analyze after scheduling and bundle
8657 generation. Call reorder_var_tracking_notes if generating these
8658 notes. Call df_finish_pass at the end.
8660 2007-06-12 Dirk Mueller <dmueller@suse.de>
8662 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8663 a comparison, not an assignment.
8665 2007-06-12 Olivier Hainque <hainque@adacore.com>
8667 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8668 Request walking the subtrees only, leaving the current is_lhs/val_only
8670 (convert_non_local_reference): Likewise.
8672 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8674 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8676 2007-06-12 Richard Guenther <rguenther@suse.de>
8678 PR tree-optimization/15353
8679 PR tree-optimization/31657
8680 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8681 * timevar.def: Add TV_TREE_IFCOMBINE.
8682 * tree-pass.h (pass_tree_ifcombine): Declare.
8683 * tree-ssa-ifcombine.c: New file.
8684 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8685 * tree-flow.h (blocks_in_phiopt_order): Declare.
8686 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8687 (tree-ssa-ifcombine.o): New dependencies.
8689 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8691 PR rtl-optimization/32293
8692 * combine.c (simplify_if_then_else): Truncate return from
8693 nonzero_bits() to correct mode.
8695 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8697 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8698 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8700 2007-06-11 Diego Novillo <dnovillo@google.com>
8702 * Makefile.in (reload1.o-warn): Remove.
8704 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8706 * combine.c (subst): Use reg_overlap_mentioned_p
8707 instead of comparing register numbers directly.
8709 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8711 * reload1.c (mark_home_live_1): Use the mode parameter.
8713 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8715 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8716 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8720 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8722 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8724 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8727 from integer registers.
8728 (FP mode splitters): Handle TFmode.
8730 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8732 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8733 for ref-all pointers that point-to anything.
8735 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8737 * config/arm/arm.c (arm_output_dwarf_dtprel,
8738 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8740 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8742 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8743 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8746 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8748 * tree.c (signed_or_unsigned_type_for): New.
8749 (unsigned_type_for): Use signed_or_unsigned_type_for.
8750 (signed_type_for): Use signed_or_unsigned_type_for.
8751 * tree.h (signed_or_unsigned_type_for): New.
8752 (get_signed_or_unsigned_type): Remove.
8753 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8754 lang_hooks.types.signed_type
8755 (size_diffop): Likewise.
8756 (all_ones_mask_p): Likewise.
8757 (build_range_check): Likewise.
8758 (fold_cond_expr_with_comparison): Likewise.
8759 (fold_cond_expr_with_comparison): Likewise.
8760 (unextend): Likewise.
8761 (extract_muldiv_1): Likewise.
8762 (fold_single_bit_test_into_sign_test): Likewise.
8763 (fold_binary): Likewise.
8764 (fold_ternary): Likewise.
8765 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8766 instead of get_signed_or_unsigned_type.
8767 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8768 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8769 * expr.c (signed_or_unsigned_type_for): Use
8770 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8771 * langhooks.c (get_signed_or_unsigned_type): Remove.
8772 (lhd_signed_or_unsigned_type): Remove.
8773 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8774 signed_or_unsigned_type.
8775 (lhd_signed_or_unsigned_type): Remove.
8776 * expmed.c (make_tree): Use signed_type_for instead of
8777 lang_hooks.types.signed_type.
8778 * c-common.c (same_scalar_type_ignoring_signedness): Use
8779 c_common_signed_type instead of lang_hooks.types.signed_type.
8780 (c_common_unsigned_type): New.
8781 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8782 (shorten_compare): Use c_common_unsigned_type instead of
8783 c_common_signed_or_unsigned_type.
8784 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8786 * convert.c (convert_to_integer): Use signed_type_for instead of
8787 lang_hooks.types.signed_type.
8788 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8789 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8790 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8791 * c-format.c (check_format_types): Use c_common_unsigned_type
8792 instead of unsigned_type_for.
8793 * c-decl.c (groakdeclarator): Likewise.
8794 * c-typeck.c (convert_for_assignment): Likewise.
8795 * c-common.h (c_common_unsigned_type): New.
8797 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8800 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8801 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8803 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8806 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8807 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8809 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8810 Sebastian Pop <sebpop@gmail.com>
8812 * lambda-code.c (remove_iv): New.
8813 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8815 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8817 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8818 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8819 * tree-ssa-loop-prefetch.c: Include optabs.h.
8820 (FENCE_FOLLOWING_MOVNT): New macro.
8821 (struct mem_ref): Add independent_p and storent_p fields.
8822 (record_ref): Initalize the new fields.
8823 (gather_memory_references_ref): Return true if the reference
8825 (gather_memory_references): Check whether all memory accesses
8826 in loop were recorded.
8827 (should_issue_prefetch_p): Return false for nontemporal stores.
8828 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8829 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8830 (determine_loop_nest_reuse): Detect independent memory references.
8831 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8832 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8833 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8834 * config/i386/i386.h (x86_mfence): Declare.
8835 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8836 * config/i386/i386.c (x86_mfence): New variable.
8837 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8839 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8840 * optabs.c (init_optabs): Initialize storent_optab.
8841 * optabs.h (enum optab_index): Add OTI_storent.
8842 (storent_optab): Declare.
8843 * genopinit.c (optabs): Add initialization for storent_optab.
8844 * tree.h (MOVE_NONTEMPORAL): New macro.
8845 * expr.c (expand_assignment, store_expr, store_constructor_field,
8846 store_constructor, store_field, expand_expr_real_1): Propagate
8847 nontemporality of the expanded store.
8848 (emit_storent_insn): New function.
8849 * expr.h (expand_assignment, store_expr): Declaration changed.
8850 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8851 to expand_assignment.
8852 * stmt.c (expand_asm_expr): Ditto.
8853 * calls.c (initialize_argument_information): Pass false as
8854 nontemporality to store_expr.
8855 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8858 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8860 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8862 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8864 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8866 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8867 and allow DECL_P here.
8869 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8871 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8872 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8873 track of the size of the expression.
8874 * cfghooks.c (merge_blocks): Remove block from loops structure only
8875 after call of the merge_blocks hook.
8877 2007-06-09 Tom Tromey <tromey@redhat.com>
8879 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8880 (deprecated_state): Removed.
8881 (start_decl): Update.
8882 (enum deprecated_states): Moved earlier.
8883 (groktypename): Update.
8884 (push_parm_decl): Likewise.
8885 (grokfield): Likewise.
8886 (start_function): Likewise.
8888 2007-06-09 Ian Lance Taylor <iant@google.com>
8890 PR tree-optimization/32169
8891 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8892 CONVERT_EXPR, check whether min and max both converted to an
8893 overflow infinity representation.
8895 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8897 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8898 not inserted on the edge.
8900 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8902 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8903 instructions if they are supported.
8904 (__divsi3, __umodsi3, __modsi3): Likewise.
8905 (__ashldi3, __ashrdi3, __lshrdi3): New.
8906 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8908 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8909 Tony Linthicum <tony.linthicum@amd.com>
8911 * doc/invoke.texi: Add fvect-cost-model flag.
8912 * common.opt (fvect-cost-model): New flag.
8913 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8914 cost fields in stmt_vec_info struct for STMT.
8915 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8916 fields in stmt_vec_info struct and access functions for the same.
8917 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8918 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8919 load, store and vector to scalar operation.
8920 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8921 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8922 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8923 (TARG_VEC_STORE_COST): Define cost of vector store.
8924 (vect_estimate_min_profitable_iters): Define new function.
8925 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8926 check to evaluate if loop iterations are less than minimum profitable
8927 iterations determined by cost model or minimum vect loop bound defined
8928 by user, whichever is more conservative.
8929 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8930 run-time check to evaluate if loop iterations are less than minimum
8931 profitable iterations determined by cost model or minimum vect loop
8932 bound defined by user, whichever is more conservative.
8933 (vect_estimate_min_profitable_iterations): New function to estimate
8934 mimimimum iterartions required for vector version of loop to be
8935 profitable over scalar version.
8936 (vect_model_reduction_cost): New function.
8937 (vect_model_induction_cost): New function.
8938 (vect_model_simple_cost): New function.
8939 (vect_cost_strided_group_size): New function.
8940 (vect_model_store_cost): New function.
8941 (vect_model_load_cost): New function.
8942 (vectorizable_reduction): Call vect_model_reduction_cost during
8944 (vectorizable_induction): Call vect_model_induction_cost during
8946 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8947 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8948 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8949 vectorizable_promotion, vectorizable_demotion): Call
8950 vect_model_simple_cost during analysis phase.
8952 2007-06-08 Simon Baldwin <simonb@google.com>
8954 * reg-stack.c (get_true_reg): Readability change. Moved default case
8955 label into direct switch statement scope.
8957 2007-06-08 Simon Baldwin <simonb@google.com>
8959 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8960 in gcc_assert() with '==' comparison.
8962 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8964 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8965 TARGET_ABM handling of x86_popcnt variable.
8967 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8969 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8970 __builtin_copysignq and __builtin_infq built-in functions.
8972 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8974 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8975 SSE4.2 section. Correct built-in function names in SSE4A section.
8977 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8979 PR tree-optimization/32243
8980 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8981 for ncopies after ratio check between nunits_out and nunits_in.
8982 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8984 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8986 PR tree-optimization/32224
8987 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8988 vectorization upon a non GIMPLE_MODIFY_STMT.
8990 2007-06-08 Christian Bruel <christian.bruel@st.com>
8993 * config/sh/sh.md (doloop_end): New pattern and splitter.
8994 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8996 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8999 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9001 (verify_dominators): Do not change dominance tree.
9003 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9005 * config/sh/constraints.md: New file.
9006 * config/sh/sh.c: Include tm-constrs.h.
9007 (reg_class_from_letter): Remove.
9008 (prepare_cbranch_operands): Use satisfies_constraint_*
9009 function instead of macro.
9010 (andcosts, broken_move, sh_secondary_reload): Likewise.
9011 * config/sh/predicates.md (trapping_target_operand): Likewise.
9012 (and_operand, arith_operand, arith_reg_or_0_operand,
9013 cmp_operand, logical_operand, target_operand,
9014 ua_address_operand, ua_offset, xor_operand): Likewise.
9015 * config/sh/sh.md: Include constraints.md.
9016 (*movsicc_t_false): Use satisfies_constraint_* function
9018 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9019 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9020 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9021 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9022 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9023 (REG_CLASS_FROM_CONSTRAINT): Remove.
9024 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9025 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9026 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9027 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9028 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9029 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9030 function instead of macro.
9031 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9032 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9033 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9034 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9035 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9036 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9037 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9038 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9039 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9040 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9041 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9042 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9043 EXTRA_CONSTRAINT_STR): Likewise.
9044 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9046 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9048 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9050 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9053 * c-common.h (flag_cpp0x): Replaced by...
9054 (cxx_dialect): ... this new variable specifying the C++ dialect that
9056 * c-common.c (flag_cpp0x): Removed.
9057 (cxx_dialect): Defined.
9058 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9060 * c-opts.c (c_common_post_options): Likewise.
9061 (set_std_cxx98): Set cxx_dialect to cxx98.
9062 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9064 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9065 Hui-May Chang <hm.chang@apple.com>
9067 * doc/invoke.texi (Darwin Options): Update documentation for
9068 -mmacosx-version-min.
9069 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9070 * config/darwin-driver.c: New file.
9071 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9072 * config/t-darwin (darwin-driver.o): New rule.
9074 * config/darwin-c.c (version_as_macro): Ignore low digit.
9076 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9078 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9079 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9080 (CSGNMODE): New mode macro.
9081 (CSGNVMODE): New mode attribute.
9082 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9083 expander using CSGNMODE mode macro. Handle TFmode.
9084 (copysign<mode>3_const): Rename from copysignsf3_const and
9085 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9087 (copysign<mode>3_var): Rename from copysignsf3_var and
9088 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9090 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9091 mode macro. Handle TFmode.
9092 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9093 (iortf3, *iortf3): Ditto.
9094 (xortf3, *xortf3): Ditto.
9095 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9096 TFmode and TImode masks.
9097 (ix86_expand_copysign): Expand TFmode copysign insn.
9098 (IX86_BUILTIN_INFQ): New.
9099 (IX86_BUILTIN_FABSQ): Ditto.
9100 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9101 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9102 [__builtin_fabsq]: Ditto.
9103 [__builtin_copysignq]: Ditto.
9104 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9105 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9106 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9107 ix86_expand_binop_builtin().
9109 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9111 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9113 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9116 * rtl.h (push_to_sequence2): New.
9117 * emit-rtl.c (push_to_sequence2): New.
9118 * function.c (assign_parm_data_all): Add new fields.
9119 (assign_parm_setup_block): Call push_to_sequence2 instead of
9121 (assign_parm_setup_reg): Ditto.
9122 (assign_parm_setup_stack): Ditto.
9123 (assign_parms_unsplit_complex): Ditto.
9124 (assign_parms): Change field name.
9126 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9128 PR tree-optimization/32220
9129 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9130 phi node is reached before defining statement.
9132 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9135 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9136 after changing the right hand side of the assignment.
9138 2007-06-06 Eric Christopher <echristo@apple.com>
9140 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9141 (x86_64-*-darwin*): Ditto.
9142 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9143 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9145 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9147 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9149 (add_key): Likewise.
9150 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9151 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9153 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9155 (add_cost_one_coalesce): Likewise.
9156 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9157 variable names. Rename orig to orig_name for consistency.
9158 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9160 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9162 (record_equivalences_from_stmt): Likewise.
9163 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9164 the coding conventions.
9165 (memory_ssa_name_same): Likewise.
9166 (dse_optimize_stmt): Likewise.
9167 (dse_record_phis): Likewise.
9168 (dse_finalize_block): Likewise.
9169 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9170 keywords as variable names.
9171 (may_move_till): Cast according to the coding conventions.
9172 (force_move_till_expr): Avoid using C++ keywords as variable names.
9173 (force_move_till): Cast according to the coding conventions.
9174 (memref_hash): Likewise.
9175 (memref_eq): Likewise.
9176 (gather_mem_refs_stmt): Likewise.
9177 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9178 using C++ keywords as variable names.
9179 (idx_find_step): Cast according to the coding conventions.
9180 (idx_record_use): Likewise.
9181 (find_depends): Likewise.
9182 (prepare_decl_rtl): Likewise.
9183 (mbc_entry_hash): Likewise.
9184 (mbc_entry_eq): Likewise.
9185 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9186 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9187 (idx_infer_loop_bounds): Cast according to the coding conventions.
9188 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9189 * tree-ssa-math-opts.c (occ_new ): Likwise.
9190 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9192 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9194 (add_use_op): Likewise.
9195 (add_vop): Likewise.
9196 (add_vuse_op): Likewise.
9197 (add_vdef_op): Likewise.
9198 (get_expr_operands): Likewise.
9199 (push_stmt_changes): Use type safe memory macros.
9200 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9201 keywords as variable names.
9202 (conditional_replacement): Likewise.
9203 (minmax_replacement): Likewise.
9204 (abs_replacement): Likewise.
9205 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9207 (insert_fake_stores): Avoid using C++ keywords as variable names.
9208 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9210 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9211 (heapvar_insert): Use type safe memory macros.
9212 (new_var_info): Cast according to the coding conventions.
9213 (new_constraint): Likewise.
9214 (remove_preds_and_fake_succs): Use type safe memory macros.
9215 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9217 (thread_single_edge): Likewise.
9218 (thread_through_loop_header): Likewise.
9220 2007-06-06 Eric Christopher <echristo@apple.com>
9222 * config/i386/i386.c (override_options): Move handling
9223 of TARGET_SUBTARGET* earlier.
9225 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9227 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9230 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9232 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9233 emited outside of basic block.
9234 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9236 * rtl.h (delete_insn_chain): Declaration changed.
9237 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9239 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9240 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9241 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9242 to delete_insn_chain.
9243 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9244 do not have bb field set.
9245 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9247 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9248 * cfgcleanup.c (try_optimize_cfg): Ditto.
9250 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9252 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9253 (lambda_body_vector_new): Use type safe memory macros.
9254 (lambda_linear_expression_new): Likewise.
9255 (lambda_loopnest_new): Likewise.
9256 (lambda_lattice_new): Likewise.
9257 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9258 conventions. Use type safe memory macros.
9259 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9260 (lambda_body_vector_s): Likewise.
9261 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9262 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9264 2007-06-06 Richard Guenther <rguenther@suse.de>
9266 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9267 if we need to schedule cfg_cleanup.
9268 (tree_ssa_forward_propagate_single_use_vars): Do so.
9270 2007-06-06 Ian Lance Taylor <iant@google.com>
9272 * fold-const.c (merge_ranges): If range_successor or
9273 range_predecessor fail, just return 0.
9275 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9277 PR tree-optimization/32216
9278 * tree-vectorizer.c (supportable_widening_operation): Determine
9279 signedness of FIX_TRUNC_EXPR from output operand.
9280 (supportable_narrowing_operation): Ditto.
9281 * tree-vect-generic.c (expand_vector_operations_1): Determine
9282 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9285 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9287 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9288 (struct pta): ...from here. Change flags to unsigned to avoid
9289 excessive casting (as it is used as a bit mask).
9290 (override_options): Add casts according to the coding convenventions.
9291 (x86_64_elf_unique_section): Likewise.
9292 (examine_argument): Avoid using C++ keywords as variable names.
9293 (construct_container): Likewise.
9294 (legitimize_pic_address): Likewise.
9295 (get_dllimport_decl): Cast according to the coding conventions. Use
9296 type safe memory macros.
9297 (legitimize_address): Cast according to the coding conventions.
9298 (emit_i387_cw_initialization): Corrected the type of slot to enum
9300 (ix86_init_machine_status): Use type safe memory macros.
9301 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9302 (bdesc_pcmpistr): Likewise.
9303 (bdesc_crc32): Likewise.
9304 (bdesc_sse_3arg): Likewise.
9305 (bdesc_2arg): Likewise.
9306 (bdesc_1arg): Likewise.
9307 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9308 (ix86_expand_sse_pcmpistr): Likewise.
9309 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9310 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9311 int to match the langhook definition.
9312 (ix86_builtin_conversion): Change the type of code to unsigned init to
9313 match the langhook definition.
9314 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9316 (ix86_preferred_output_reload_class): Likewise.
9317 (ix86_cannot_change_mode_class): Likewise.
9318 (ix86_memory_move_cost): Likewise.
9319 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9320 avoid excessive casting later on.
9321 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9323 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9325 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9326 as flags setting insn.
9327 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9329 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9331 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9332 (UNSPEC_ROUND): New.
9333 ("sse4_1_round<mode>2"): New insn pattern.
9334 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9336 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9337 expander using SSEMODEF mode macro. Expand using
9338 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9339 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9340 expander using SSEMODEF mode macro. Expand using
9341 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9342 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9343 expander using SSEMODEF mode macro. Expand using
9344 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9345 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9346 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9347 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9350 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9351 Sebastian Pop <sebpop@gmail.com>
9353 * lambda.h (build_linear_expr): New.
9354 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9355 Use build_linear_expr, call fold and force_gimple_operand.
9356 (lambda_loopnest_to_gcc_loopnest): Check that there is
9357 something to insert.
9358 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9360 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9362 PR preprocessor/23479
9363 * doc/extend.texi: Document the 0b-prefixed binary integer
9366 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9368 PR tree-optimization/32215
9369 * tree-vectorizer.c (supportable_widening_operation): Return false
9370 for unsupported FIX_TRUNC_EXPR tree code.
9371 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9373 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9375 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9376 register on SPE targets. Change documentation to reflect
9378 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9379 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9380 out of the register allocation pool.
9381 (rs6000_reg_live_or_pic_offset_p): New function.
9382 (rs6000_emit_prologue): Move the actual saving of LR up to free
9383 r0 for holding r11. Split saving of SPE 64-bit registers into
9384 its own case. Ensure that offsets will always be in-range for
9385 'evstdd' by using r11 as a scratch register to point at the start
9386 of the SPE save area. Save r11 if necessary, as it is the static
9388 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9389 into its own case. Ensure that offsets will always be in-range
9390 for 'evldd' by using r11 as a scratch register to point at the
9391 start of the SPE save area. Also adjust r11 when restoring
9392 the stack pointer to compensate for pre-loading r11.
9394 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9396 * cfg.c (init_flow): Use type safe memory macros.
9397 (alloc_block): Likewise.
9398 (unchecked_make_edge): Likewise.
9399 (dump_flow_info): Avoid using C++ keywords as variable names.
9400 (copy_original_table_clear): Cast according to the coding conventions.
9401 (copy_original_table_set): Likewise.
9402 * cfgexpand (label_rtx_for_bb): Likewise.
9403 (expand_gimple_basic_block): Likewise.
9404 * cfghooks.c (dump_bb): Likewise.
9405 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9407 (lv_add_condition_to_bb): Likewise.
9408 * cfglayout (relink_block_chain): Cast according to the coding
9410 (fixup_reorder_chain): Likewise.
9411 (fixup_fallthru_exit_predecessor): Likewise.
9412 * cfgloop.c (glb_enum_p): Likewise.
9413 (get_exit_description): Likewise.
9414 (dump_recorded_exit): Likewise.
9415 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9416 (struct loop): ... from here.
9417 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9419 * cfgrtl.c (rtl_create_basic_block): Likewise.
9420 (rtl_split_block): Likewise.
9421 (rtl_dump_bb): Likewise.
9422 (cfg_layout_split_block): Likewise.
9423 (init_rtl_bb_info): Use typesafe memory macros.
9425 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9426 * graphds.h: Updated all usages of edge to graph_edge.
9427 * graphds.c: Likewise.
9428 * cfgloopanal.c: Likewise.
9430 2007-06-05 Ian Lance Taylor <iant@google.com>
9432 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9433 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9434 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9436 (test_for_singularity): Likewise.
9438 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9440 * config/i386/constraints.md ("Y2"): Replaced by ...
9442 * config/i386/i386.md: Likewise.
9443 * config/i386/mmx.md: Likewise.
9444 * config/i386/sse.md: Likewise.
9446 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9448 * config/i386/constraints.md ("z"): Replaced by ...
9450 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9451 (sse4_1_blendvps): Likewise.
9452 (sse4_1_pblendvb): Likewise.
9453 (sse4_2_pcmpestr): Likewise.
9454 (sse4_2_pcmpestrm): Likewise.
9455 (sse4_2_pcmpestr_cconly): Likewise.
9456 (sse4_2_pcmpistr): Likewise.
9457 (sse4_2_pcmpistrm): Likewise.
9458 (sse4_2_pcmpistr_cconly): Likewise.
9460 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9462 * matrix-reorg.c (transform_access_sites): Fix computation.
9463 (transform_allocation_sites): Same.
9465 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9467 * config/i386/i386.c (override_options): Use
9468 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9470 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9472 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9473 (nonimm_not_xmm0_operand): Ditto.
9474 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9475 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9476 as operand[2] predicate. Require "z" class XMM register for
9477 operand[3]. Adjust asm template.
9478 ("sse4_1_blendvpd"): Ditto.
9479 ("sse4_1_pblendvb"): Ditto.
9480 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9481 force op2 into xmm0 register for variable blend instructions.
9483 2007-06-04 Tom Tromey <tromey@redhat.com>
9485 * c-tree.h (start_enum): Update.
9486 (build_enumerator): Likewise.
9487 * c-decl.c (enum_next_value): Removed.
9488 (enum_overflow): Likewise.
9489 (start_enum): Add c_enum_contents argument. Don't use globals.
9490 (build_enumerator): Likewise.
9491 * c-tree.h (struct c_enum_contents): New struct.
9493 2007-06-04 Tom Tromey <tromey@redhat.com>
9495 * c-common.c (c_common_get_alias_set): Fix indentation.
9497 2007-06-04 Ian Lance Taylor <iant@google.com>
9499 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9500 to overflow, reduce overflow infinity to regular infinity.
9501 (vrp_var_may_overflow): New static function.
9502 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9504 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9506 * stor-layout.c (layout_type): Remove duplicate code.
9508 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9511 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9512 before build_common_builtin_nodes ().
9514 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9517 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9519 2007-06-04 Jan Hubicka <jh@suse.cz>
9521 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9522 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9523 instead of _stat version.
9525 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9527 PR tree-optimization/32194
9528 * tree-predcom.c (determine_offset): Check that both references have
9531 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9533 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9534 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9535 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9536 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9537 Add argument to iterate_fix_dominators call.
9538 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9539 * gcse.c (hoist_code): Change domby to vector.
9540 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9541 Add argument to iterate_fix_dominators call.
9542 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9543 recompute_dominator.
9544 * lambda-code.c (perfect_nestify): Ditto.
9545 * cfgloopanal.c: Include graphds.h.
9546 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9547 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9548 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9550 * graphds.c: New file.
9551 * graphds.h: New file.
9552 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9553 (get_dominated_by, get_dominated_by_region): Change return type to
9555 (verify_dominators): Recompute all dominators and compare the results.
9556 (recount_dominator): Renamed to ...
9557 (recompute_dominator): ... this. Do not check that the block is
9559 (iterate_fix_dominators): Reimplemented.
9560 (prune_bbs_to_update_dominators, root_of_dom_tree,
9561 determine_dominators_for_sons): New functions.
9562 * et-forest.c (et_root): New function.
9563 * et-forest.h (et_root): Declare.
9564 * Makefile.in (graphds.o): Add.
9565 (cfgloopanal.o): Add graphds.h dependency.
9566 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9567 * basic-block.h (get_dominated_by, get_dominated_by_region,
9568 iterate_fix_dominators): Declaration changed.
9569 (recount_dominator): Renamed to ...
9570 (recompute_dominator): ... this.
9571 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9572 (thread_through_all_blocks): Do not free dominance info.
9574 2007-06-03 Andreas Schwab <schwab@suse.de>
9576 * config/m68k/m68k.c (override_options): Don't override
9578 * config/m68k/m68k-modes.def (SF, DF): Define to use
9579 motorola_single_format and motorola_double_format, resp.
9580 * real.c (motorola_single_format): Renamed from
9581 coldfire_single_format.
9582 (motorola_double_format): Renamed from coldfire_double_format.
9583 (encode_ieee_extended): Generate a proper canonical NaN image
9584 respecting canonical_nan_lsbs_set.
9585 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9587 * real.h: Adjust declarations.
9589 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9592 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9593 the symbol is generated with the stack protector.
9595 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9597 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9598 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9600 * doc/extend.texi (interrupt): Mention m68k.
9602 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9604 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9605 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9606 (ix86_expand_sse_pcmpestr): Do not check operands for
9607 "register_operand", when insn operand predicate is "register_operand".
9608 (ix86_expand_sse_pcmpistr): Ditto.
9610 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9611 Uros Bizjak <ubizjak@gmail.com>
9613 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9614 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9615 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9616 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9617 * config/i386/constraints.md ("z"): New register constraint
9618 for members of SSE_FIRST_REG class.
9619 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9620 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9621 SSE_FIRST_REG class.
9622 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9623 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9624 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9625 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9626 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9627 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9628 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9629 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9630 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9631 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9632 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9633 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9634 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9635 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9636 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9637 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9638 (struct builtin_description): Change "flag" field to unsigned.
9639 (bdesc_pcmpestr): New builtin description table.
9640 (bdesc_pcmpistr): Likewise.
9641 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9642 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9643 Initialize pcmp[ei]str[im] insns for SSE4.2.
9644 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9645 (ix86_expand_sse_pcmpistr): Likewise.
9646 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9647 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9648 (UNSPEC_PCMPISTR): Likewise.
9649 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9650 (sse4_2_pcmpestri):New isns pattern.
9651 (sse4_2_pcmpestrm): Likewise.
9652 (sse4_2_pcmpestr_cconly): Likewise.
9653 (sse4_2_pcmpistr): New insn patern and splitter.
9654 (sse4_2_pcmpistri):New isns pattern.
9655 (sse4_2_pcmpistrm): Likewise.
9656 (sse4_2_pcmpistr_cconly): Likewise.
9657 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9660 2007-06-01 David Daney <ddaney@avtrex.com>
9662 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9663 LOADGP_ABSOLUTE and not binds_local_p.
9665 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9667 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9669 2007-06-01 Ian Lance Taylor <iant@google.com>
9671 * tree-vrp.c (compare_name_with_value): Always set
9672 used_strict_overflow if we get a result from the variable itself.
9674 2007-06-01 Ian Lance Taylor <iant@google.com>
9676 PR rtl-optimization/31455
9677 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9678 subregs which have a cast between modes which are not tieable.
9680 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9682 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9683 breaks after return statements.
9685 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9687 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9688 only after no_new_pseudos.
9690 2007-05-31 Eric Christopher <echristo@apple.com>
9692 * expr.c (convert_move): Assert that we don't have a BLKmode
9694 (store_expr): Handle BLKmode moves by calling emit_block_move.
9696 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9698 * c-typeck.c (build_indirect_ref): Include type in error message.
9699 (build_binary_op): Pass types to binary_op_error.
9700 * c-common.c (binary_op_error): Take two type arguments, print out
9702 * c-common.h (binary_op_error): Update prototype.
9704 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9706 * config/i386/i386.c: Correct coments on -mno-sse4.
9708 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9710 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9711 (x86_64-*-*): Likewise.
9712 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9713 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9714 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9715 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9716 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9717 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9718 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9719 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9720 (OPTION_MASK_ISA_SSE4): Likewise.
9721 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9722 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9723 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9724 (override_options): Support SSE4.2.
9725 (ix86_build_const_vector): Support SImode and DImode.
9726 (ix86_build_signbit_mask): Likewise.
9727 (ix86_expand_int_vcond): Support V2DImode.
9728 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9729 (IX86_BUILTIN_CRC32HI): Likewise.
9730 (IX86_BUILTIN_CRC32SI): Likewise.
9731 (IX86_BUILTIN_CRC32DI): Likewise.
9732 (IX86_BUILTIN_PCMPGTQ): Likewise.
9733 (bdesc_crc32): Likewise.
9734 (bdesc_sse_3arg): Likewise.
9735 (ix86_expand_crc32): Likewise.
9736 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9737 (ix86_expand_builtin): Likewise.
9738 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9739 __SSE4_2__ for -msse4.2.
9740 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9741 (CRC32MODE): Likewise.
9742 (crc32modesuffix): Likewise.
9743 (crc32modeconstraint): Likewise.
9744 (sse4_2_crc32<mode>): Likewise.
9745 (sse4_2_crc32di): Likewise.
9746 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9748 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9749 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9750 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9751 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9752 (vcondu<mode>): Likewise.
9753 * doc/extend.texi: Document SSE4.2 built-in functions.
9754 * doc/invoke.texi: Document -msse4.2/-msse4.
9756 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9758 PR tree-optimization/32160
9759 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9760 variable as gimple reg.
9761 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9763 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9765 * gcc.c (main): Don't consider linker options when issuing the
9766 warning about a linker input file not being used.
9768 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9770 * tree-vrp.c (compare_names): Initialize sop.
9772 2007-05-30 Dirk Mueller <dmueller@suse.de>
9774 * cgraphunit.c (cgraph_analyze_function): Remove
9775 computation of inline parameters.
9777 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9779 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9781 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9783 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9784 Add vx-common.h. Include vxworks.h between vx-common.h and
9786 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9788 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9789 (TARGET_ASM_DESTRUCTOR): Likewise.
9790 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9791 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9792 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9793 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9794 (VXWORKS_ENDIAN_SPEC): Define.
9795 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9796 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9797 VXWORKS_* equivalents.
9798 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9799 (ASM_FILE_START): Delete.
9800 (TARGET_VERSION): Reformat.
9801 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9802 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9803 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9804 (FPBIT, DPBIT): Define.
9805 (fp-bit.c, dp-bit.c): New rules.
9806 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9807 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9808 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9809 * config/arm/arm.h: Include vxworks-dummy.h.
9810 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9811 Mark with ATTRIBUTE_UNUSED.
9812 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9813 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9814 make it incompatible with -msingle-pic-base.
9815 (arm_function_ok_for_sibcall): Return false for calls that might
9816 go through a VxWorks PIC PLT entry.
9817 (require_pic_register): New function, split out from...
9818 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9820 (arm_load_pic_register): Handle the VxWorks RTP initialization
9821 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9822 (arm_emit_call_insn): New function.
9823 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9824 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9825 (pic_offset_arm): New pattern.
9826 (call, call_value): Use arm_emit_call_insn.
9827 (call_internal, call_value_internal): New expanders.
9828 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9829 VxWorks unless __PIC__.
9831 2007-05-30 Eric Christopher <echristo@gmail.com>
9833 * genrecog.c: Include regs.h in generated file.
9834 * genemit.c: Ditto. Fix up formatting.
9835 * config/mn10300/constraints.md: New.
9836 * config/mn10300/mn10300.md: Include.
9837 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9838 Fix up for removed macro.
9839 * config/mn10300/predicates.md (call_address_operand): Ditto.
9840 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9841 (CONST_OK_FOR_I): Ditto.
9842 (CONST_OK_FOR_J): Ditto.
9843 (CONST_OK_FOR_K): Ditto.
9844 (CONST_OK_FOR_L): Ditto.
9845 (CONST_OK_FOR_M): Ditto.
9846 (CONST_OK_FOR_N): Ditto.
9847 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9851 (EXTRA_CONSTRAINT): Ditto.
9853 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9855 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9857 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9858 OPTION_MASK_ISA_64BIT.
9859 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9861 2007-05-30 Richard Guenther <rguenther@suse.de>
9864 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9865 types for comparison.
9866 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9867 with original typed arguments.
9868 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9870 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9872 PR tree-optimization/31769
9873 * except.c (duplicate_eh_regions): Clear prev_try if
9874 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9876 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9878 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9879 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9880 bsi of the location where statements should be inserted.
9881 (sink_code_in_bb): Take bsi from statement_sink_location.
9882 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9883 instead of bsi_start.
9884 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9886 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9887 (bsi_move_before): Document inconsistency with bsi_move_after.
9888 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9890 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9892 * config/i386/i386.h (TARGET_ABM): New define.
9893 (TARGET_POPCNT): Ditto.
9894 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9895 New temporary defines to redefine from OPTION_ISA_* defines.
9896 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9897 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9898 (ix86_isa_flags): New extern int declaration.
9899 (TARGET_SUBTARGET_DEFAULT): New define.
9900 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9901 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9902 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9903 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9904 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9905 * config/i386/darwin.h: Change TARGET_64BIT define to
9908 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9909 using existing "ix86_isa_flags" varible.
9910 (m32, m64): Use existing "ix86_isa_flags" variable.
9911 (mmmx, m3dnow): Ditto.
9912 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9913 (mabm): Define as non-negative option using "x86_abm" variable.
9914 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9916 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9917 Rewrite feature test bitmap.
9918 (ix86_isa_flags): New initialized global int varible.
9919 (ix86_isa_flags_explicit): New static int variable.
9920 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9921 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9922 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9923 target_flags_explicit.
9924 (override_options): Remove "target_enable" and "target_disable" fields
9925 from "struct ptt". Update processor_target_table accordingly. Remove
9926 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9927 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9928 "target_flags" and "ix86_isa_flags_explicit" instead of
9929 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9930 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9931 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9932 to true when either of PTA_POPCNT or PTA_ABM is set in
9933 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9934 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9935 processor_alias_table flags entry. Remove handling of
9936 "target_enable" and "target_disable" fields of processor_target_table.
9937 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9938 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9939 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9940 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9941 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9943 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9945 2007-05-29 David Daney <ddaney@avtrex.com>
9948 * config/mips/mips.c (mips_output_mi_thunk): Emit
9949 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9951 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9952 * config/i386/i386.c (ix86_function_regparm): Added checking of
9953 ix86_force_align_arg_pointer to determine the number of
9954 register parameters.
9956 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9958 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9959 (SET_DR_MISALIGNMENT): New.
9960 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9961 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9962 Use SET_DR_MISALIGNMENT.
9963 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9965 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9966 find_loop_nest): Export.
9967 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9968 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9969 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9970 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9972 (struct mem_ref): Add field reuse_distance.
9973 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9974 Initialize reuse_distance field.
9975 (issue_prefetch_ref): Select temporality of prefetch according to
9977 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9978 self_reuse_distance, determine_loop_nest_reuse): New functions.
9979 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9980 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9981 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9984 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9986 * tree-ssa-alias.c: Add aliasing overview.
9988 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9989 Danny Smith <dannysmith@users.sourceforge.net>
9992 * config/i386/t-crtfm: Compile crtfastmath.o with
9993 -minline-all-stringops.
9994 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9995 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9997 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9999 * doc/md.texi: Document constraints on HP PA-RISC.
10001 * pa/constraints.md: New file.
10002 * pa.md: Include constraints.md.
10003 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10004 (integer_store_memory_operand, ldil_cint_p): New functions.
10005 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10006 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10007 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10008 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10009 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10011 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10014 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10015 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10016 case POSTDECREMENT_EXPR>): Return the error_mark_node
10017 if either the real or imaginary parts would an
10020 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10022 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10023 name when we remove it from a call.
10025 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10027 * targhooks.c (default_narrow_bitfield): Remove.
10028 * targhooks.h: Remove the prototype for
10029 default_narrow_bitfield.
10031 * langhooks-def.h: Remove the prototype for
10032 hook_get_alias_set_0.
10033 * langhooks.c (hook_get_alias_set_0): Remove.
10035 * global.c (EXECUTE_IF_CONFLICT): Remove.
10037 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10040 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10041 return true when truth_value_p is true and the type
10044 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10046 * doc/install.texi (Prerequisites): We no longer require Autoconf
10047 2.13 for the top-level.
10049 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10051 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10052 memory access via x86_expand_vector_move_misalign() only for
10053 TImode values on 32-bit targets.
10055 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10057 * matrix-reorg.c: New file. Implement matrix flattening and
10058 transposing optimization.
10059 * tree-pass.h: Add matrix reorg pass.
10060 * common.opt: Add fipa-mreorg flag.
10061 * Makefile.in: Add matrix-reorg.c.
10062 * passes.c: Add matrix reorg pass.
10063 * varpool.c (add_new_static_var): New function.
10064 * cgraph.h (add_new_static_var): Declare.
10066 2007-05-27 Eric Christopher <echristo@apple.com>
10068 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10069 sp_offset depending on stack size. Save r12 depending
10070 on registers we're saving later.
10071 (rs6000_emit_epilogue): Update sp_offset depending only
10074 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10076 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10077 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10078 * ifcvt.c (if_convert): Ditto.
10079 * tree-ssa-threadupdate.c (thread_block): Ditto.
10080 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10081 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10082 verify_loop_closed_ssa): Check number_of_loops instead of
10084 * predict.c (tree_estimate_probability): Ditto.
10085 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10086 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10087 * modulo-sched.c (sms_schedule): Ditto.
10088 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10089 (scev_finalize): Do not do anything if scev analysis was not
10091 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10092 current_loops == NULL.
10093 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10094 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10095 there are no loops.
10096 (loop_optimizer_finalize): Assert that loops were analyzed.
10097 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10098 rtl_doloop): Check number_of_loops instead of current_loops.
10099 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10100 current_loops == NULL.
10101 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10102 gate_tree_vectorize tree_linear_transform, check_data_deps,
10103 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10104 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10105 Check number_of_loops instead of current_loops.
10106 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10107 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10108 free loops if available.
10109 (execute_pre): Do not pass do_fre to fini_pre.
10111 2007-05-27 Tobias Burnus <burnus@net-b.de>
10113 PR middle-end/32083
10114 * real.c (mpfr_from_real): Fix sign of -Inf.
10116 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10118 * tree-vect-transform.c (vectorizable_conversion): Initialize
10119 tree_code variables to ERROR_MARK.
10120 (vectorizable_type_demotion): Likewise.
10121 (vectorizable_type_promotion): Likewise.
10123 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10126 * config/i386/i386.md (movti): Handle push operands via
10127 ix86_expand_push().
10129 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10131 * basic-block.h: Remove the prototype for merge_seq_blocks.
10132 * cfgcleanup.c (merge_seq_blocks): Remove.
10134 * tree-flow.h: Remove the prototype for is_aliased_with.
10135 * tree-ssa-alias.c (is_aliased_with): Remove.
10137 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10139 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10141 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10143 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10144 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10145 (vec_unpacks_hi_v16qi): Likewise.
10146 (vec_unpacku_lo_v16qi): Likewise.
10147 (vec_unpacks_lo_v16qi): Likewise.
10148 (vec_unpacku_hi_v8hi): Likewise.
10149 (vec_unpacks_hi_v8hi): Likewise.
10150 (vec_unpacku_lo_v8hi): Likewise.
10151 (vec_unpacks_lo_v8hi): Likewise.
10152 (vec_unpacku_hi_v4si): Likewise.
10153 (vec_unpacks_hi_v4si): Likewise.
10154 (vec_unpacku_lo_v4si): Likewise.
10155 (vec_unpacks_lo_v4si): Likewise.
10157 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10159 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10160 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10161 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10162 follow spelling conventions in various
10163 warning/error/diagnostic messages.
10165 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10166 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10167 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10168 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10169 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10170 * doc/tm.texi: Follow spelling conventions.
10172 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10175 * tree-ssa-forwprop.c
10176 (forward_propagate_addr_into_variable_array_index): Remove
10177 the lhs argument. Use the type of def_rhs instead of lhs.
10178 (forward_propagate_addr_expr_1): Update use of
10179 forward_propagate_addr_into_variable_array_index.
10181 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10182 Nigel Stephens <nigel@mips.com>
10184 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10185 function attributes, "far" being an alias for "long_call".
10186 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10187 (mips_near_type_p, mips_far_type_p): New.
10188 (mips_comp_type_attributes): New function to check that attributes
10189 attached to a function type are compatible.
10190 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10191 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10192 to the target function of the thunk.
10193 (mips_encode_section_info): Check for "near" and "far" function
10194 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10196 * config/mips/predicates.md (const_call_insn_operand): Test only
10197 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10199 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10202 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10203 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10204 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10205 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10207 2007-05-25 Eric Christopher <echristo@apple.com>
10209 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10210 to x86-darwin configurations.
10211 * config/i386/t-darwin: Add softfp support.
10212 * config/i386/t-darwin64: Ditto.
10213 * config/i386/sfp-machine.h: If mach then don't use
10214 aliasing, emit a stub to call.
10216 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10218 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10219 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10220 tree-predcom.c, tree-ssa-alias-warnings.c,
10221 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10222 comment typos. Follow spelling conventions.
10223 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10225 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10228 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10229 constants into memory. Expand unaligned memory references for
10230 SSE modes via x86_expand_vector_move_misalign() function.
10232 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10234 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10235 "memory" attribute for "sseishft" type insn without operands[2].
10237 2007-05-25 Dirk Mueller <dmueller@suse.de>
10238 Marcus Meissner <meissner@suse.de>
10240 * doc/extend.texi (alloc_size): New attribute.
10241 * c-common.c (handle_alloc_size_attribute): New.
10242 * tree-object-size.c (alloc_object_size): Use alloc_size
10243 attribute, if available.
10245 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10247 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10249 (__builtin_ia32_vec_ext_v2di): Likewise.
10250 (__builtin_ia32_vec_ext_v4si): Likewise.
10251 (__builtin_ia32_vec_ext_v8hi): Likewise.
10252 (__builtin_ia32_vec_ext_v16qi): Likewise.
10253 (__builtin_ia32_vec_set_v8hi): Likewise.
10255 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10257 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10259 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10261 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10262 (arm_is_longcall_p): Rename to...
10263 (arm_is_long_call_p): ...this. Take a single tree argument and
10265 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10266 (CUMULATIVE_ARGS): Remove call_cookie.
10267 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10268 (ENCODED_LONG_CALL_ATTR_P): Delete.
10269 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10270 LONG_CALL_FLAG_CHAR cases.
10271 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10272 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10273 ARM_DECLARE_FUNCTION_SIZE.
10274 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10275 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10276 (arm_encode_call_attribute, current_file_function_operand): Delete.
10277 (arm_function_in_section_p): New function.
10278 (arm_is_longcall_p): Rename to...
10279 (arm_is_long_call_p): ...this. Take the target function as a single
10280 argument and return a bool. Do not rely on call cookies. Check
10281 whether the target symbol is in the same section as the current
10282 function, not just the same compilation unit.
10283 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10284 (arm_encode_section_info): Don't encode a call type.
10285 * config/arm/arm.md (call, call_value): Update calls to
10286 arm_is_long(_)call_p. Simplify logic.
10287 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10288 Update calls to arm_is_long(_)call_p.
10290 2007-05-25 Richard Guenther <rguenther@suse.de>
10292 PR tree-optimization/31982
10293 * tree-ssa-forwprop.c
10294 (forward_propagate_addr_into_variable_array_index): Handle arrays
10295 with element size one.
10297 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10299 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10300 (umulsi3_highpart): Likewise.
10302 2007-05-24 Ian Lance Taylor <iant@google.com>
10304 PR rtl-optimization/32069
10305 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10308 2007-05-24 Ollie Wild <aaw@google.com>
10310 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10313 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10315 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10316 (oprs_unchanged_p): Use it to check all registers in a REG.
10317 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10318 (reg_set_between_after_reload_p): Delete.
10319 (reg_used_between_after_reload_p): Likewise.
10320 (reg_set_or_used_since_bb_start): Likewise.
10321 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10322 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10323 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10324 * rtlanal.c (reg_set_p): Check whether REG overlaps
10325 regs_invalidated_by_call, rather than just checking the
10326 membership of REGNO (REG).
10328 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10330 * doc/passes.texi: Document predictive commoning.
10331 * doc/invoke.texi (-fpredictive-commoning): Document.
10332 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10333 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10334 adding indices to the generated name.
10335 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10336 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10337 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10338 (op_symbol_code): ... and exported.
10339 (dump_omp_clause, op_symbol): Use op_symbol_code
10340 instead of op_symbol_1.
10341 * tree-pass.h (pass_predcom): Declare.
10342 * timevar.def (TV_PREDCOM): New timevar.
10343 * tree-ssa-loop.c (run_tree_predictive_commoning,
10344 gate_tree_predictive_commoning, pass_predcom): New.
10345 * tree-data-ref.c (find_data_references_in_loop): Find the
10346 references in dominance order.
10347 (canonicalize_base_object_address): Ensure that the result has
10349 (dr_analyze_innermost): Export.
10350 (create_data_ref): Code to fail for references with invariant
10352 (find_data_references_in_stmt): ... here.
10353 * tree-data-ref.h (dr_analyze_innermost): Declare.
10354 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10355 (aff_combination_find_elt, name_expansion_hash,
10356 name_expansion_eq, tree_to_aff_combination_expand,
10357 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10359 * tree-affine.h (aff_combination_constant_multiple_p,
10360 tree_to_aff_combination_expand): Declare.
10361 * tree-predcom.c: New file.
10362 * common.opt (fpredictive-commoning): New option.
10363 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10364 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10365 * Makefile.in (tree-predcom.o): Add.
10366 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10367 * passes.c (init_optimization_passes): Add dceloop after
10368 copy propagation in loop optimizer. Add predictive commoning
10369 to loop optimizer passes.
10371 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10373 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10376 2007-05-24 Jan Hubicka <jh@suse.cz>
10378 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10380 (genheader): Include statistics.h.
10382 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10384 * print-rtl.c (flag_dump_unnumbered): Update comments.
10385 (print_rtl): Fix my previous change.
10386 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10389 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10391 PR middle-end/32018
10392 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10394 (thread_through_all_blocks): Call initialize_original_copy_tables
10395 and free_original_copy_tables.
10396 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10398 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10399 * cfghooks.c (duplicate_block): Use get_loop_copy.
10400 * cfg.c: Include cfgloop.h.
10401 (loop_copy): New hash table.
10402 (initialize_original_copy_tables): Initialize loop_copy table.
10403 (free_original_copy_tables): Free loop_copy table.
10404 (copy_original_table_clear, copy_original_table_set,
10405 set_loop_copy, get_loop_copy): New functions.
10406 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10407 * cfgloop.h (struct loop): Remove copy field.
10408 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10409 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10411 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10413 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10414 -msse/-msse2/-msse3.
10416 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10418 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10419 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10421 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10424 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10425 * targhooks.h (default_mangle_decl_assembler_name): Declare
10427 * targhooks.c (default_mangle_decl_assembler_name): Define
10429 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10431 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10432 * langhooks.c (lhd_set_decl_assembler_name): Call
10433 targetm.mangle_decl_assembler_name for names with global scope.
10435 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10437 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10438 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10440 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10441 New. Factored out of i386_pe_encode_section_info.
10442 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10443 Move check for prior decoration of stdcall
10444 symbols to i386_pe_encode_section_info.
10445 (i386_pe_encode_section_info): Adjust call to
10446 gen_stdcall_or_fastcall_suffix. Use
10447 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10448 (i386_pe_mangle_decl_assembler_name): New. Wrap
10449 i386_pe_maybe_mangle_decl_assembler_name.
10451 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10453 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10454 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10455 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10456 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10457 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10460 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10461 Nigel Stephens <nigel@mips.com>
10462 Richard Sandiford <richard@codesourcery.com>
10464 Fix up MIPS16 hard float and add support for complex.
10466 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10467 (TARGET_SOFT_FLOAT_ABI): New.
10468 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10469 __mips_soft_float to reflect the ABI in use, not whether the
10470 FPU is directly accessible (e.g., in MIPS16 mode).
10471 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10472 (UNITS_PER_FPVALUE): Likewise.
10474 * config/mips/mips.c (mips_expand_call): Remove redundant
10475 TARGET_MIPS16 check.
10476 (mips_arg_regno): New.
10477 (function_arg_advance): When setting bits in cum->fp_code for
10478 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10480 (function_arg): Use mips_arg_regno.
10481 (mips_return_mode_in_fpr_p): New.
10482 (mips16_call_stub_mode_suffix): New.
10483 (mips16_cfun_returns_in_fpr_p): New.
10484 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10485 (mips_output_function_prologue): Test mips16_hard_float, not
10486 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10487 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10488 return value into a floating-point register.
10489 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10490 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10491 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10492 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10493 word of double arguments from or to the high bits of 64-bit
10494 floating point registers.
10495 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10496 (mips16_fpret_double): New helper function.
10497 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10498 support for complex modes. Fill in DECL_RESULT for stubdecl.
10499 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10501 * config/mips/mips16.S
10502 (RET, ARG1, ARG2): New.
10503 (MERGE_GPRf, MERGE_GPRt): New.
10504 (DELAYt, DELAYf): New.
10505 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10506 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10507 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10508 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10509 (SFOP): Renamed to...
10510 (OPSF3): This, and macro-ified. Updated all uses.
10511 (SFOP2): Renamed to...
10512 (OPSF2): This, and macro-ified. Updated all uses.
10513 (SFCMP): Renamed to...
10514 (CMPSF): This, and macro-ified. Updated all uses.
10515 (SFREVCMP): Renamed to...
10516 (REVCMPSF): This, and macro-ified. Updated all uses.
10517 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10518 (LDDBL1, LDDBL2, RETDBL): Deleted.
10519 (DFOP): Renamed to...
10520 (OPDF3): This, and macro-ified. Updated all uses.
10521 (DFOP2): Renamed to...
10522 (OPDF2): This, and macro-ified. Updated all uses.
10523 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10524 (DFCMP): Renamed to...
10525 (CMPDF): This, and macro-ified. Updated all uses.
10526 (DFREVCMP): Renamed to...
10527 (REVCMPDF): This, and macro-ified. Updated all uses.
10528 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10529 (RET_FUNCTION): New.
10530 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10531 (__mips16_ret_sc, __mips16_ret_dc): New.
10532 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10533 STUB_ARGS_6, STUB_ARGS_10): New.
10534 (CALL_STUB_NO_RET): New.
10535 (__mips16_call_stub_1): Macro-ified.
10536 (__mips16_call_stub_5): Macro-ified.
10537 (__mips16_call_stub_2): Macro-ified.
10538 (__mips16_call_stub_6): Macro-ified.
10539 (__mips16_call_stub_9): Macro-ified.
10540 (__mips16_call_stub_10): Macro-ified.
10541 (CALL_STUB_RET): New.
10542 (__mips16_call_stub_sf_0): Macro-ified.
10543 (__mips16_call_stub_sf_1): Macro-ified.
10544 (__mips16_call_stub_sf_5): Macro-ified.
10545 (__mips16_call_stub_sf_2): Macro-ified.
10546 (__mips16_call_stub_sf_6): Macro-ified.
10547 (__mips16_call_stub_sf_9): Macro-ified.
10548 (__mips16_call_stub_sf_10): Macro-ified.
10549 (__mips16_call_stub_df_0): Macro-ified.
10550 (__mips16_call_stub_df_1): Macro-ified.
10551 (__mips16_call_stub_df_5): Macro-ified.
10552 (__mips16_call_stub_df_2): Macro-ified.
10553 (__mips16_call_stub_df_6): Macro-ified.
10554 (__mips16_call_stub_df_9): Macro-ified.
10555 (__mips16_call_stub_df_10): Macro-ified.
10556 (__mips16_call_stub_sc_0): New.
10557 (__mips16_call_stub_sc_1): New.
10558 (__mips16_call_stub_sc_5): New.
10559 (__mips16_call_stub_sc_2): New.
10560 (__mips16_call_stub_sc_6): New.
10561 (__mips16_call_stub_sc_9): New.
10562 (__mips16_call_stub_sc_10): New.
10563 (__mips16_call_stub_dc_0): New.
10564 (__mips16_call_stub_dc_1): New.
10565 (__mips16_call_stub_dc_5): New.
10566 (__mips16_call_stub_dc_2): New.
10567 (__mips16_call_stub_dc_6): New.
10568 (__mips16_call_stub_dc_9): New.
10569 (__mips16_call_stub_dc_10): New.
10571 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10572 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10573 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10575 2007-05-23 Ian Lance Taylor <iant@google.com>
10577 * doc/invoke.texi (Invoking GCC): Document that the order of the
10580 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10583 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10584 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10585 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10589 * config/score/score.c (score_print_operand): Make sure that only
10590 lower bits are used.
10592 2007-05-22 Ian Lance Taylor <iant@google.com>
10594 * tree-vrp.c (avoid_overflow_infinity): New static function,
10595 broken out of set_value_range_to_value.
10596 (set_value_range_to_value): Call avoid_overflow_infinity.
10597 (extract_range_from_assert): Likewise.
10599 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10601 PR middle-end/31095
10602 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10603 change the type before looking for a COMPOUND_EXPR.
10605 2007-05-22 Ian Lance Taylor <iant@google.com>
10607 * lower-subreg.c (decompose_multiword_subregs): If we change an
10608 insn, call remove_retval_note on it.
10610 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10612 * regs.h (end_hard_regno): New function.
10613 (END_HARD_REGNO, END_REGNO): New macros.
10614 (add_to_hard_reg_set): New function.
10615 (remove_from_hard_reg_set): Likewise.
10616 (in_hard_reg_set_p): Likewise.
10617 (overlaps_hard_reg_set_p): Likewise.
10618 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10619 (note_btr_set): Use END_HARD_REGNO.
10620 * caller-save.c (setup_save_areas): Use end_hard_regno.
10621 (mark_set_regs): Use END_HARD_REGNO.
10622 (add_stored_regs): Use end_hard_regno.
10623 (mark_referenced_regs): Use add_to_hard_reg_set.
10624 * combine.c (update_table_tick): Use END_REGNO.
10625 (record_value_for_reg): Likewise.
10626 (record_dead_and_set_regs): Likewise.
10627 (get_last_value_validate): Likewise.
10628 (use_crosses_set_p): Likewise.
10629 (reg_dead_at_p_1): Likewise.
10630 (reg_dead_at_p): Likewise.
10631 (mark_used_regs_combine): Use add_to_hard_reg_set.
10632 (move_deaths): Use END_HARD_REGNO.
10633 (reg_bitfield_target_p): Use end_hard_regno.
10634 (distribute_notes): Use END_HARD_REGNO.
10635 * cse.c (mention_regs): Use END_REGNO.
10636 (insert): Use add_to_hard_reg_set.
10637 (invalidate): Use END_HARD_REGNO.
10638 (invalidate_for_call): Likewise.
10639 (exp_equiv_p): Use END_REGNO.
10640 (cse_insn): Likewise.
10641 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10642 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10643 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10644 * function.c (keep_stack_depressed): Use end_hard_regno.
10645 * global.c (global_alloc): Use end_hard_regno.
10646 (global_conflicts): Use add_to_hard_reg_set instead of
10648 (find_reg): Likewise.
10649 (mark_reg_store): Likewise.
10650 (mark_reg_conflicts): Likewise.
10651 (mark_reg_death): Use remove_from_hard_reg_set.
10652 (mark_reg_live_nc): Delete.
10653 (set_preference): Use end_hard_regno.
10654 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10655 remove_from_hard_reg_set.
10656 (post_mark_life): Use add_to_hard_reg_set.
10657 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10658 (reg_becomes_live): Use add_to_hard_reg_set.
10659 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10660 (peep2_find_free_register): Use add_to_hard_reg_set.
10661 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10662 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10663 * regrename.c (note_sets): Use add_to_hard_reg_set.
10664 (clear_dead_regs): Use remove_from_hard_reg_set.
10665 (regrename_optimize): Use add_to_hard_reg_set.
10666 (find_oldest_value_reg): Use in_hard_reg_set_p.
10667 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10668 (hard_reg_set_here_p): Use end_hard_regno.
10669 (decompose): Likewise.
10670 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10671 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10672 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10673 (mark_home_live): Use end_hard_regno.
10674 (spill_hard_reg): Likewise.
10675 (clear_reload_reg_in_use): Likewise.
10676 * reorg.c (delete_prior_computation): Use END_REGNO.
10677 * resource.c (update_live_status): Use END_HARD_REGNO.
10678 (mark_referenced_resources): Use add_to_hard_reg_set.
10679 (mark_set_resources): Likewise.
10680 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10681 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10682 (reg_overlap_mentioned_p): Likewise.
10683 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10684 (covers_regno_no_parallel_p): Use END_REGNO.
10685 (find_regno_note): Likewise.
10686 (find_reg_fusage): Use END_HARD_REGNO.
10687 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10688 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10690 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10692 * mode-switching.c (reg_dies): Change type of second argument to
10694 (optimize_mode_switching): Update accordingly.
10696 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10698 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10700 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10701 (hard_reg_set_empty_p): ...these new functions.
10702 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10703 GO_IF_HARD_REG_SUBSET.
10704 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10705 instead of GO_IF_HARD_REG_EQUAL.
10706 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10707 instead of GO_IF_HARD_REG_EQUAL.
10708 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10709 GO_IF_HARD_REG_SUBSET.
10710 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10711 GO_IF_HARD_REG_EQUAL.
10712 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10713 of GO_IF_HARD_REG_SUBSET.
10714 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10715 instead of GO_IF_HARD_REG_EQUAL.
10716 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10717 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10718 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10719 of GO_IF_HARD_REG_SUBSET,
10720 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10721 GO_IF_HARD_REG_SUBSET.
10722 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10723 instead of GO_IF_HARD_REG_EQUAL.
10724 * config/sh/sh.c (push_regs, calc_live_regs): Use
10725 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10726 (hard_regs_intersect_p): Delete.
10728 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10730 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10732 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10733 Richard Henderson <rth@redhat.com>
10735 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10737 (x86_64-*-*): Likewise.
10739 * i386/i386-modes.def (V2QI): New.
10741 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10743 (override_options): Support SSE4.1.
10744 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10745 (IX86_BUILTIN_BLENDPS): Likewise.
10746 (IX86_BUILTIN_BLENDVPD): Likewise.
10747 (IX86_BUILTIN_BLENDVPS): Likewise.
10748 (IX86_BUILTIN_PBLENDVB128): Likewise.
10749 (IX86_BUILTIN_PBLENDW128): Likewise.
10750 (IX86_BUILTIN_DPPD): Likewise.
10751 (IX86_BUILTIN_DPPS): Likewise.
10752 (IX86_BUILTIN_INSERTPS128): Likewise.
10753 (IX86_BUILTIN_MOVNTDQA): Likewise.
10754 (IX86_BUILTIN_MPSADBW128): Likewise.
10755 (IX86_BUILTIN_PACKUSDW128): Likewise.
10756 (IX86_BUILTIN_PCMPEQQ): Likewise.
10757 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10758 (IX86_BUILTIN_PMAXSB128): Likewise.
10759 (IX86_BUILTIN_PMAXSD128): Likewise.
10760 (IX86_BUILTIN_PMAXUD128): Likewise.
10761 (IX86_BUILTIN_PMAXUW128): Likewise.
10762 (IX86_BUILTIN_PMINSB128): Likewise.
10763 (IX86_BUILTIN_PMINSD128): Likewise.
10764 (IX86_BUILTIN_PMINUD128): Likewise.
10765 (IX86_BUILTIN_PMINUW128): Likewise.
10766 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10767 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10768 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10769 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10770 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10771 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10772 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10773 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10774 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10775 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10776 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10777 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10778 (IX86_BUILTIN_PMULDQ128): Likewise.
10779 (IX86_BUILTIN_PMULLD128): Likewise.
10780 (IX86_BUILTIN_ROUNDPD): Likewise.
10781 (IX86_BUILTIN_ROUNDPS): Likewise.
10782 (IX86_BUILTIN_ROUNDSD): Likewise.
10783 (IX86_BUILTIN_ROUNDSS): Likewise.
10784 (IX86_BUILTIN_PTESTZ): Likewise.
10785 (IX86_BUILTIN_PTESTC): Likewise.
10786 (IX86_BUILTIN_PTESTNZC): Likewise.
10787 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10788 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10789 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10790 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10791 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10792 (bdesc_ptest): New.
10793 (bdesc_sse_3arg): Likewise.
10794 (bdesc_2arg): Likewise.
10795 (bdesc_1arg): Likewise.
10796 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10798 (ix86_expand_sse_4_operands_builtin): New.
10799 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10800 smaller than 8 bits as the 2nd arg.
10801 (ix86_expand_sse_ptest): New.
10802 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10803 (ix86_expand_vector_set): Support SSE4.1.
10804 (ix86_expand_vector_extract): Likewise.
10806 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10807 __SSE4_1__ for -msse4.1.
10809 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10810 (UNSPEC_INSERTPS): Likewise.
10811 (UNSPEC_DP): Likewise.
10812 (UNSPEC_MOVNTDQA): Likewise.
10813 (UNSPEC_MPSADBW): Likewise.
10814 (UNSPEC_PHMINPOSUW): Likewise.
10815 (UNSPEC_PTEST): Likewise.
10816 (UNSPEC_ROUNDP): Likewise.
10817 (UNSPEC_ROUNDS): Likewise.
10819 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10821 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10822 (const_pow2_1_to_32768_operand): Likewise.
10824 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10827 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10829 (sse4_1_insertps): Likewise.
10830 (*sse4_1_extractps): Likewise.
10831 (sse4_1_ptest): Likewise.
10832 (sse4_1_mulv2siv2di3): Likewise.
10833 (*sse4_1_mulv4si3): Likewise.
10834 (*sse4_1_smax<mode>3): Likewise.
10835 (*sse4_1_umax<mode>3): Likewise.
10836 (*sse4_1_smin<mode>3): Likewise.
10837 (*sse4_1_umin<mode>3): Likewise.
10838 (sse4_1_eqv2di3): Likewise.
10839 (*sse4_1_pinsrb): Likewise.
10840 (*sse4_1_pinsrd): Likewise.
10841 (*sse4_1_pinsrq): Likewise.
10842 (*sse4_1_pextrb): Likewise.
10843 (*sse4_1_pextrb_memory): Likewise.
10844 (*sse4_1_pextrw_memory): Likewise.
10845 (*sse4_1_pextrq): Likewise.
10846 (sse4_1_blendpd): Likewise.
10847 (sse4_1_blendps): Likewise.
10848 (sse4_1_blendvpd): Likewise.
10849 (sse4_1_blendvps): Likewise.
10850 (sse4_1_dppd): Likewise.
10851 (sse4_1_dpps): Likewise.
10852 (sse4_1_movntdqa): Likewise.
10853 (sse4_1_mpsadbw): Likewise.
10854 (sse4_1_packusdw): Likewise.
10855 (sse4_1_pblendvb): Likewise.
10856 (sse4_1_pblendw): Likewise.
10857 (sse4_1_phminposuw): Likewise.
10858 (sse4_1_extendv8qiv8hi2): Likewise.
10859 (*sse4_1_extendv8qiv8hi2): Likewise.
10860 (sse4_1_extendv4qiv4si2): Likewise.
10861 (*sse4_1_extendv4qiv4si2): Likewise.
10862 (sse4_1_extendv2qiv2di2): Likewise.
10863 (*sse4_1_extendv2qiv2di2): Likewise.
10864 (sse4_1_extendv4hiv4si2): Likewise.
10865 (*sse4_1_extendv4hiv4si2): Likewise.
10866 (sse4_1_extendv2hiv2di2): Likewise.
10867 (*sse4_1_extendv2hiv2di2): Likewise.
10868 (sse4_1_extendv2siv2di2): Likewise.
10869 (*sse4_1_extendv2siv2di2): Likewise.
10870 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10871 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10872 (sse4_1_zero_extendv4qiv4si2): Likewise.
10873 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10874 (sse4_1_zero_extendv2qiv2di2): Likewise.
10875 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10876 (sse4_1_zero_extendv4hiv4si2): Likewise.
10877 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10878 (sse4_1_zero_extendv2hiv2di2): Likewise.
10879 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10880 (sse4_1_zero_extendv2siv2di2): Likewise.
10881 (*sse4_1_zero_extendv2siv2di2): Likewise.
10882 (sse4_1_roundpd): Likewise.
10883 (sse4_1_roundps): Likewise.
10884 (sse4_1_roundsd): Likewise.
10885 (sse4_1_roundss): Likewise.
10886 (mulv4si3): Don't expand for SSE4.1.
10887 (smax<mode>3): Likewise.
10888 (umaxv4si3): Likewise.
10889 (uminv16qi3): Likewise.
10890 (umin<mode>3): Likewise.
10891 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10893 * doc/extend.texi: Document SSE4.1 built-in functions.
10895 * doc/invoke.texi: Document -msse4.1.
10897 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10899 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10900 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10901 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10902 (ASM_SPEC): Add asm_pcrel_spec.
10903 (EXTRA_SPECS): Add asm_pcrel_spec.
10905 2007-05-21 David Daney <ddaney@avtrex.com>
10907 * doc/install.texi (Building a cross compiler): Add requirements
10908 for Java cross compiler.
10910 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10912 PR middle-end/31995
10913 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10914 Add loopno argument. Use evolution_function_is_invariant_rec_p
10915 instead of evolution_function_is_constant_p.
10916 Update calls to evolution_function_is_affine_multivariate_p.
10917 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10918 Add loopno argument.
10919 * tree-scalar-evolution.c (gather_chrec_stats): Call
10920 evolution_function_is_affine_multivariate_p with a loop
10922 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10923 (analyze_overlapping_iterations): Likewise.
10924 (access_functions_are_affine_or_constant_p): Likewise.
10925 (build_classic_dist_vector_1): If the access functions
10926 are equal, don't do anything.
10928 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10929 Paolo Carlini <pcarlini@suse.de>
10930 Uros Bizjak <ubizjak@gmail.com>
10932 * c-cppbuiltin.c (c_cpp_builtins): Define
10933 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10934 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10935 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10936 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10938 2007-05-21 Mike Stump <mrs@apple.com>
10940 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10942 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10944 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10946 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10947 implementation if __OPTIMIZE__ is not defined.
10948 (_mm_alignr_pi8): Ditto.
10949 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10950 (_mm_inserti_si64): Ditto.
10951 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10952 (_mm_slli_epi16): Ditto.
10953 (_mm_slli_epi32): Ditto.
10954 (_mm_slli_epi64): Ditto.
10955 (_mm_srai_epi16): Ditto.
10956 (_mm_srai_epi32): Ditto.
10957 (_mm_srli_si128): Ditto.
10958 (_mm_slli_si128): Ditto.
10959 (_mm_srli_epi16): Ditto.
10960 (_mm_srli_epi32): Ditto.
10961 (_mm_srli_epi64): Ditto.
10962 (_mm_extract_epi16): Ditto.
10963 (_mm_insert_epi16): Ditto.
10964 (_mm_shufflehi_epi16): Ditto.
10965 (_mm_shufflelo_epi16): Ditto.
10966 (_mm_shuffle_epi32): Ditto.
10967 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10968 (_m_pextrw): Ditto.
10969 (_mm_insert_pi16): Ditto.
10970 (_m_pinsrw): Ditto.
10971 (_mm_shuffle_pi16): Ditto.
10972 (_m_pshufw): Ditto.
10973 (_mm_shufle_ps): Ditto.
10974 (_mm_prefetch): Ditto.
10976 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10978 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10979 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10980 * real.c (encode_i370_single, decode_i370_single,
10981 encode_i370_double, decode_i370_double): Functions removed.
10982 (i370_single_format, i370_double_format): Initializations removed.
10983 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10984 Consider the log2_b field to always be one.
10985 (ieee_single_format, mips_single_format, coldfire_single_format,
10986 ieee_double_format, mips_double_format, coldfire_double_format,
10987 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10988 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10989 ibm_extended_format, mips_extended_format, ieee_quad_format,
10990 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10991 decimal_single_format, decimal_double_format, decimal_quad_format,
10992 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10993 initialization of log2_b.
10994 * real.h (i370_single_format, i370_double_format): Declarations
10996 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10997 field to always be one.
10999 2007-05-21 Andreas Schwab <schwab@suse.de>
11001 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11002 NOTE_INSN_BASIC_BLOCK_P.
11003 (process_for_unwind_directive): Likewise.
11005 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11007 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11008 * function.h (struct function): Move va_list_gpr_size,
11009 va_list_fpr_size, function_frequency to front of bitfields. Add
11011 (current_function_calls_unwind_init): New.
11012 * except.c (expand_builtin_unwind_init): Set
11013 current_function_calls_unwind_init not
11014 current_function_has_nonlocal_label.
11015 * reload1.c (has_nonexceptional_receiver): New.
11016 (reload): Use it and current_function_calls_unwind_init to
11017 determine whether call-saved regs must be saved.
11019 2007-05-20 Jan Hubicka <jh@suse.cz>
11021 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11022 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11023 * ddg.c (create_ddg): LIkewise.
11024 * final.c (final): Remove hunk moving line number notes around since
11025 they are no longer present at this stage.
11026 (final_scan_insn): Use NOTE_KIND instead of
11027 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11028 (output_asm_label): Likewise.
11029 * reorg.c (dbr_schedule): Likewise.
11030 * haifa-sched.c (unlink_other_notes): Likewise.
11031 * mode-switching.c (optimize_mode_switching): Likewise.
11032 * graph.c (start_bb): Likewise.
11033 * rtl.def (NOTE): Update description.
11034 * jump.c (squeeze_notes): Delete.
11035 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11036 NOTE_INSN_BASIC_BLOCK_P when possible.
11037 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11038 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11039 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11040 (dwarf2out_var_location): Likewise.
11041 * cfgbuild.c (make_edges): Likewise.
11042 (find_basic_blocks_1): Likewise.
11043 * function.c (reorder_blocks_1): Likewise.
11044 (epilogue_done): Likewise.
11045 (reposition_prologue_and_epilogue_notes): Likewise.
11046 * print-rtl.c (print_rtx): Likewise; drop code for printing
11048 (print_rtl): Likewise.
11049 (print_rtl_single): Likewise.
11050 * gcse.c (insert_insn_start_bb): Likewise.
11051 * alias.c (init_alias_analysis): Likewise.
11052 * calls.c (fixup_tail_calls): Likewise.
11053 * except.c (sjlj_emit_function_enter): Likewise.
11054 * emit-rtl.c (add_insn_after): Likeiwse.
11055 (emit_label_before): Likewise.
11056 (emit_label_after): Likewise.
11057 (emit_note_before, emit_note_after, emit_note): Update
11058 parameter to be enum insn_note; do not deal with source
11060 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11061 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11063 (merge_blocks_move_successor_nojumps): Simplify now when
11064 we don't have BLOCK notes.
11065 (try_optimize_cfg): Likewise.
11066 * cfglayout.c (skip_insns_after_block): Likewise.
11067 (record_effective_endpoints): Likewise.
11068 (duplicate_insn_chain): Likewise.
11069 * varasm.c (output_constant_pool_1): Likewise.
11070 * sched-deps.c (sched_analyze): Likewise.
11071 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11073 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11074 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11075 (SET_INSN_DELETED): Simplify.
11076 (NOTE_LINE_NUMBER): Exterminate.
11077 (NOTE_LINE_KIND): New.
11078 (NOTE_INSN_BASIC_BLOCK_P): Update.
11079 (enum insn_note): Simplify.
11080 (GET_NOTE_INSN_NAME) Simplify.
11081 (emit_note_before, emit_note_after, emit_note): Update prototype.
11082 (squeeze_notes): Remove.
11083 * sched-int.h (NOTE_NOT_BB_P): Update.
11084 * resource.c (mark_target_live_regs): Update.
11085 * sched-rgn.c (debug_dependencies): Update.
11086 * sched-vis.c (print_insn): Update.
11087 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11088 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11089 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11090 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11091 (split_branches): Update.
11092 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11094 (sh_adjust_unroll_max): Exterminate.
11095 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11096 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11097 (m68hc11_reorg): Likewise.
11098 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11099 (emit_predicate_relation_info): Update.
11100 (process_for_unwind_directive): Update.
11101 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11102 (output_call): Update.
11103 * config/pa/pa.c (output_lbranch): Update.
11104 (output_millicode_call): Update.
11105 (output_call): Update.
11106 (pa_combine_instructions): Update.
11107 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11108 * config/bfin/bfin.c (gen_one_bundle): Update.
11109 * cfgrtl.c (can_delete_note_p): Update.
11110 (delete_insn): Update.
11111 (rtl_merge_blocks): Update.
11112 (commit_one_edge_insertion): Update.
11113 (rtl_verify_flow_info): Update.
11114 * stmt.c (expand_case): Do not call squeeze_notes.
11116 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11123 * c.opt (Wtype-limits): New.
11124 * doc/invoke.texi (Wtype-limits): Document it.
11125 (Wextra): Enabled by -Wextra.
11126 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11127 * c-common.c (shorten_compare): Warn with Wtype-limits.
11129 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11131 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11132 inlined function, not as a macro.
11133 (_mm_alignr_pi8): Ditto.
11134 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11135 (_mm_inserti_si64): Ditto.
11136 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11137 (_mm_extract_epi16): Ditto.
11138 (_mm_insert_epi16): Ditto.
11139 (_mm_shufflehi_epi16): Ditto.
11140 (_mm_shufflelo_epi16): Ditto.
11141 (_mm_shuffle_epi32): Ditto.
11142 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11143 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11145 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11147 (_m_to_float): Use C89 compatible assignment.
11149 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11152 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11154 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11157 * doc/invoke.texi (Wreturn-type): Complete description.
11158 (Wextra): Delete item about return-type warning.
11159 * c-decl.c: Delete redundant Wextra warning.
11161 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11164 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11165 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11166 inlined function, not as a macro.
11167 (_mm_prefetch): Ditto.
11168 (_m_pextrw): Ditto.
11169 (_mm_insert_pi16): Ditto.
11170 (_m_pinsrw): Ditto.
11171 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11172 (_m_pshufw): Ditto. Add const to __N argument.
11173 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11174 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11175 (_mm_slli_epi32): Ditto.
11176 (_mm_srli_si128): Implement as always inlined function, not as a
11177 macro. Add __inline to function declaration.
11178 (_mm_slli_si128): Ditto.
11180 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11182 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11183 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11185 (struct fenv): New structure.
11186 (FP_HANDLE_EXCEPTIONS): New define.
11187 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11188 (_FP_DECL_EXP): New define.
11189 (FP_INIT_ROUNDMODE): New define.
11190 (FP_ROUNDMODE): New define.
11192 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11194 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11195 (Wconversion): Update description.
11196 (Wconversion-sign): New.
11197 * c.opt (Wconversion-sign): New.
11198 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11199 means disabled for C++. Otherwise, take the status of Wconversion.
11200 * c-common.c (conversion_warning): Warn with either Wconversion or
11202 (warnings_for_convert_and_check): Conditions are already checked by
11203 conversion_warning.
11204 (convert_and_check): Don't check warnings if the conversion failed.
11206 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11207 Anatoly Sokolov <aesok@dol.ru>
11209 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11210 avr_epilogue_uses) : Add declaration.
11211 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11212 * config/avr/constraints.md (R): New constraint.
11213 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11214 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11215 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11216 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11217 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11218 call_prologue_saves, epilogue_restores, return_from_epilogue,
11219 return_from_main_epilogue, return_from_interrupt_epilogue,
11220 return_from_naked_epilogue, prologue, epilogue): New patterns.
11221 (jump): Handle symbol reference.
11222 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11223 avr_output_function_prologue, avr_output_function_epilogue): Remove
11225 (avr_init_machine_status, expand_prologue, expand_epilogue,
11226 avr_asm_function_end_prologue, avr_epilogue_uses,
11227 avr_asm_function_begin_epilogue): New functions.
11228 (prologue_size, epilogue_size, jump_tables_size): Remove global
11230 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11231 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11232 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11233 (avr_override_options): Initialise init_machine_status.
11234 (output_movhi): Handle all stack pointer loads.
11235 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11236 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11237 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11238 (EPILOGUE_USES) Redefine.
11239 (machine_function) Declare.
11241 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11243 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11244 Use a single return statement.
11246 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11248 PR middle-end/30250
11249 * builtins.c (do_mpfr_lgamma_r): New.
11250 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11251 * tree.h (CASE_FLT_FN_REENT): New.
11253 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11255 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11256 (output_die): Use 'unsigned long' with %x.
11257 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11258 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11259 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11261 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11263 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11268 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11269 true if function has no argument.
11271 2007-05-18 DJ Delorie <dj@redhat.com>
11273 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11274 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11276 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11278 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11279 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11280 count_trailing_zeros.
11281 (__i386__): Implement count_leading_zeros using __builtin_clz().
11282 Implement count_trailing_zeros usign __builtin_ctz().
11284 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11286 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11288 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11290 PR middle-end/31344
11291 * expr.c (emit_move_change_mode): Change mode of push operands here.
11293 2007-05-17 Ian Lance Taylor <iant@google.com>
11295 PR tree-optimization/31953
11296 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11297 Change all callers.
11298 (set_value_range_to_null): Call set_value_range_to_value.
11299 (extract_range_from_comparison): Likewise.
11301 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11303 * toplev.c (print_version): Output GMP/MPFR version info.
11305 * builtins.c (CASE_MATHFN_REENT): New macro.
11306 (mathfn_built_in): Use it.
11307 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11308 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11309 BUILT_IN_LGAMMAL_R): New.
11310 * doc/extend.texi: Document new builtins.
11312 PR middle-end/31796
11313 * builtins.c (do_mpfr_remquo): New.
11314 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11315 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11317 PR middle-end/30251
11318 * builtins.c (fold_builtin_1): Handle y0, y1.
11319 (fold_builtin_2): Handle yn.
11321 PR middle-end/30251
11322 * builtins.c (do_mpfr_bessel_n): New.
11323 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11324 (fold_builtin_2): Handle BUILT_IN_JN.
11326 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11329 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11330 TYPE_PRECISION (intmax_type_node).
11332 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11335 * reload.c (subst_reloads): Remove checking.
11337 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11339 PR rtl-optimization/31691
11340 * combine.c (simplify_set): Build a new src pattern instead of
11341 substituting its operands in the COMPARE case.
11343 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11345 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11346 (execute_vrp): Preserve loops through jump threading.
11347 * tree-ssa-threadupdate.c (thread_single_edge,
11348 dbds_continue_enumeration_p, determine_bb_domination_status,
11349 thread_through_loop_header): New functions.
11350 (create_edge_and_update_destination_phis,
11351 create_edge_and_update_destination_phis): Set loops for the new blocks.
11352 (prune_undesirable_thread_requests): Removed.
11353 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11355 (thread_block): Do not call prune_undesirable_thread_requests.
11357 (mark_threaded_blocks): Select edges to thread here.
11358 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11359 Thread edges through loop headers independently.
11360 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11361 * tree-pass.h (TODO_mark_first_instance): New.
11362 (first_pass_instance): Declare.
11363 * cfghooks.c (duplicate_block): Put the block to the original loop
11364 if copy is not specified.
11365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11366 jump threading. Pass may_peel_loop_headers to
11367 thread_through_all_blocks according to first_pass_instance.
11368 * cfgloop.h (create_preheader): Declare.
11369 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11370 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11371 * passes.c (first_pass_instance): New variable.
11372 (next_pass_1): Set TODO_mark_first_instance.
11373 (execute_todo): Set first_pass_instance.
11375 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11377 PR tree-optimization/24659
11378 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11379 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11380 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11381 OTI_vec_pack_ufix_trunc.
11382 (vec_unpacks_float_hi_optab): Define new macro.
11383 (vec_unpacks_float_lo_optab): Ditto.
11384 (vec_unpacku_float_hi_optab): Ditto.
11385 (vec_unpacku_float_lo_optab): Ditto.
11386 (vec_pack_sfix_trunc_optab): Ditto.
11387 (vec_pack_ufix_trunc_optab): Ditto.
11388 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11389 and vec_pack_[s|u]fix_trunc_optab using
11390 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11391 * tree-vectorizer.c (supportable_widening_operation): Handle
11392 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11393 (supportable_narrowing_operation): New function.
11394 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11395 * tree-vect-transform.c (vectorizable_conversion): Handle
11396 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11397 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11398 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11399 to check for target support.
11400 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11401 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11402 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11403 for VEC_PACK_FIX_TRUNC_EXPR.
11404 (expand_binop): Special case mode of the result for
11405 vec_pack_[u|s]fix_trunc_optab.
11406 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11407 vec_pack_[u|s]fix_trunc_optab.
11409 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11410 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11411 * tree-pretty-print.c (dump_generic_node): Handle
11412 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11413 VEC_PACK_FIX_TRUNC_EXPR.
11415 * expr.c (expand_expr_real_1): Ditto.
11416 * tree-inline.c (estimate_num_insns_1): Ditto.
11417 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11419 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11420 (vec_unpacks_float_lo_v8hi): Ditto.
11421 (vec_unpacku_float_hi_v8hi): Ditto.
11422 (vec_unpacku_float_lo_v8hi): Ditto.
11423 (vec_unpacks_float_hi_v4si): Ditto.
11424 (vec_unpacks_float_lo_v4si): Ditto.
11425 (vec_pack_sfix_trunc_v2df): Ditto.
11427 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11429 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11430 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11431 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11432 [vec_pack_ufix_trunc]: Ditto.
11433 [vec_unpacks_float_hi]: Ditto.
11434 [vec_unpacks_float_lo]: Ditto.
11435 [vec_unpacku_float_hi]: Ditto.
11436 [vec_unpacku_float_lo]: Ditto.
11438 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11440 * soft-fp/README: Update for new files.
11441 * soft-fp/floattisf.c: New file.
11442 * soft-fp/floattidf.c: New file.
11443 * soft-fp/floattitf.c: New file.
11444 * soft-fp/floatuntisf.c: New file.
11445 * soft-fp/floatuntidf.c: New file.
11446 * soft-fp/floatuntitf.c: New file.
11447 * soft-fp/fixsfti.c: New file.
11448 * soft-fp/fixdfti.c: New file.
11449 * soft-fp/fixtfti.c: New file.
11450 * soft-fp/fixunssfti.c: New file.
11451 * soft-fp/fixunsdfti.c: New file.
11452 * soft-fp/fixunstfti.c: New file.
11453 * soft-fp/extendxftf.c: New file.
11454 * soft-fp/trunctfxf.c: New file.
11456 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11457 (__trunctfxf2): Ditto.
11459 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11460 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11461 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11462 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11463 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11464 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11466 * config/i386/t-fprules-softfp64: New file.
11467 * config/i386/sfp-machine.h: New file.
11468 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11469 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11470 and soft-fp/t-softfp to tmake_file.
11471 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11472 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11474 * config/i386/t-linux64 (softfp_wrap_start): New.
11475 (softfp_wrap_end): New.
11476 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11477 supported for TARGET_64BIT.
11479 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11481 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11482 c_common_unsigned_type behavior.
11484 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11486 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11489 2007-05-16 Eric Christopher <echristo@apple.com>
11491 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11492 saving after stack push. Set sp_offset whenever we push.
11493 (rs6000_emit_epilogue): Move altivec register restore before
11496 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11498 * configure.ac: Allow sysroots to be relocated under $prefix as
11499 well as $exec_prefix.
11500 * configure: Regenerate.
11502 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11506 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11508 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11509 (gcc_tooldir): Likewise.
11510 * configure: Regenerate.
11511 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11512 old configure.ac gcc_tooldir setting.
11513 (prefix_to_exec_prefix): New variable.
11514 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11515 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11517 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11519 * c-typeck.c (build_binary_op): Return early for error.
11521 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11523 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11524 struct nb_iter_bound.
11525 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11526 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11527 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11528 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11529 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11530 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11531 (del_scev_info): Use ggc_free.
11532 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11533 * loop-init.c: Include ggc.h.
11534 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11535 (loop_optimizer_finalize): Use ggc_free.
11536 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11537 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11538 pass_iv_optimize): Add TODO_ggc_collect.
11539 * function.h (struct function): Remove skip marker from
11541 * cfgloop.c: Include ggc.h.
11542 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11544 (establish_preds): Vector superloops is gc allocated.
11545 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11547 (flow_loops_find): Vector larray is gc allocated.
11548 (loop_exit_free): Use ggc_free.
11549 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11550 that head of exits list is now not a part of struct loop.
11551 (record_loop_exits): Allocate exits table in gc memory.
11552 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11553 that head of exits list is now not a part of struct loop.
11554 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11555 struct loop_exit): Add GTY marker.
11556 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11557 Add skip marker to aux field. Make head of exits list a separate
11559 (struct loops): Add GTY marker. Make larray vector gc allocated.
11560 Add param marker to exits table.
11561 (get_loops): Type changed.
11562 * Makefile.in (tree-scalar-evolution.o): Add
11563 gt-tree-scalar-evolution.h dependency.
11564 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11565 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11566 * basic-block.h (struct basic_block_def): Remove skip marker from
11569 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11571 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11572 of 0 in the call to expand_expr().
11573 (expand_builtin_mathfn_3): Ditto.
11574 (expand_builtin_interclass_mathfn): Ditto.
11575 (expand_builtin_cexpi): Ditto.
11576 (expand_builtin_int_roundingfn): Ditto.
11577 (expand_builtin_int_roundingfn_2): Ditto.
11578 (expand_builtin_pow): Ditto.
11579 (expand_builtin_powi): Ditto.
11580 (expand_builtin_bswap): Ditto.
11581 (expand_builtin_unop): Ditto.
11582 (expand_builtin_fabs): Ditto.
11583 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11584 the call to expand_expr().
11585 (expand_builtin_sync_operation): Ditto.
11586 (expand_builtin_compare_and_swap): Ditto.
11587 (expand_builtin_lock_test_and_set): Ditto.
11588 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11589 instead of 0 in the call to expand_expr().
11590 (expand_builtin_extract_return_addr): Ditto.
11591 (expand_builtin_eh_return): Ditto.
11592 (expand_eh_return): Ditto.
11593 * explow.c (expr_size): Ditto.
11594 * expr.c (optimize_bitfield_assignment_op): Ditto.
11595 (expand_assignement): Ditto.
11596 (store_expr): Ditto.
11597 (store_field): Ditto.
11598 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11599 the call to expand_expr().
11600 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11601 in the call to expand_expr().
11602 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11603 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11604 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11606 * optabs.c (expand_vec_shift_expr): Ditto.
11607 (expand_vec_cond_expr): Ditto.
11608 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11609 call to expand_expr().
11610 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11611 in the call to expand_expr().
11613 2007-05-14 Dave Korn <dave.korn@artimi.com>
11615 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11617 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11619 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11620 instead of c_common_unsigned_type.
11621 (c_common_unsigned_type): Remove.
11622 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11623 c_common_unsigned_type.
11624 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11625 c_common_unsigned_type.
11626 * c-common.h (c_common_unsigned_type): Remove.
11627 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11628 c_common_unsigned_type.
11629 * c-format.c (check_format_types): Use unsigned_type_for instead of
11630 c_common_unsigned_type.
11631 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11632 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11633 of c_common_unsigned_type.
11634 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11635 lang_hooks.types.unsigned_type.
11636 * expmed.c (make_tree): Use unsigned_type_for instead of
11637 lang_hooks.types.unsigned_type.
11638 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11639 lang_hooks.types.unsigned_type.
11640 (build_range_check): Likewise.
11641 (fold_unary): Likewise.
11642 (fold_binary): Likewise.
11643 (fold_ternary): Likewise.
11644 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11645 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11646 * tree.c (get_unsigned_type): New.
11647 (unsigned_type_for): Use get_unsigned_type instead of
11648 lang_hooks.types.unsigned_type.
11650 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11652 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11653 to m68k_get_function_kind. Update its prototype.
11654 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11656 (m68k_interrupt_function_p): Return enum m68k_function_type
11657 instead of bool. Rename to m68k_get_function_kind.
11658 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11659 target is not fido.
11660 (m68k_compute_frame_layout): Don't mark any register for save
11661 if an interrupt_thread attribute is specified.
11662 (m68k_hard_regno_rename_ok): Update a use of
11663 m68k_interrupt_function_p.
11664 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11665 m68k_interrupt_function_p.
11666 (m68k_function_type): New.
11667 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11668 for a function with an interrupt_thread attribute.
11669 * doc/extend.texi: Document the interrupt_thread attribute.
11671 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11673 Fix PR tree-optimization/31911
11674 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11675 if they didn't change the expression.
11677 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11679 * tree-scalar-evolution.c (resolve_mixers): Exported.
11680 * tree-scalar-evolution.h (resolve_mixers): Declare.
11681 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11682 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11683 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11684 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11685 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11686 strip_conversion, analyze_offset_expr, address_analysis,
11687 object_analysis, analyze_offset): Removed.
11688 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11689 split_constant_offset, canonicalize_base_object_address,
11690 object_address_invariant_in_loop_p, disjoint_objects_p,
11691 dr_may_alias_p, dr_address_invariant_p): New functions.
11692 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11693 and dr_analyze_alias.
11694 (initialize_data_dependence_relation): Use dr_may_alias_p
11695 and object_address_invariant_in_loop_p.
11696 (compute_self_dependence): Handle the case when
11697 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11698 (find_data_references_in_stmt): Restrict the analysis of data
11699 references to the given loop nest.
11700 (find_data_references_in_loop): Made static. Pass loop nest to
11701 find_data_references_in_stmt.
11702 (compute_data_dependences_for_loop): Use DR_VOPS.
11703 (free_data_ref): Free DR_VOPS.
11704 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11705 (struct innermost_loop_behavior): ... new.
11706 (struct base_object_info): Replaced by ...
11707 (struct indices): ... new.
11708 (struct dr_alias): New.
11709 (enum data_ref_type): Removed.
11710 (struct data_reference): Consist of struct innermost_loop_behavior,
11711 struct indices and struct dr_alias.
11712 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11713 (DR_MEMTAG): Renamed to ...
11714 (DR_SYMBOL_TAG): ... this.
11715 (find_data_references_in_loop): Declaration removed.
11716 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11717 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11718 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11719 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11721 2007-05-13 Revital Eres <eres@il.ibm.com>
11723 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11724 which walks virtual def-use chains to find redundant stores.
11725 (dse_optimize_stmt): Call it.
11727 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11729 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11730 * passes.c (init_optimization_passes): Move pass_jump_bypass
11733 * basic-block.h (bb_has_eh_pred): Fix style issue.
11735 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11737 PR rtl-optimization/31848
11738 * loop-invariant.c (move_invariant_reg): If we move an insn
11739 with a REG_EQUAL note, and that insn is not always executed,
11740 remove the REG_EQUAL note.
11742 2007-05-12 Richard Guenther <rguenther@suse.de>
11744 PR tree-optimization/31797
11745 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11746 propagate into a stmt that has volatile ops.
11748 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11750 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11751 (gcc_tooldir): Likewise.
11752 * configure: Regenerate.
11753 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11754 old configure.ac gcc_tooldir setting.
11755 (prefix_to_exec_prefix): New variable.
11756 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11757 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11759 2007-05-11 Silvius Rus <rus@google.com>
11761 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11762 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11763 * c-common.h (strict_aliasing_warning): Change return type.
11764 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11765 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11766 (build_c_cast): Condition call to strict_aliasing_warning.
11767 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11768 * flags.h (set_Wstrict_aliasing): Declare.
11769 * opts.c (set_Wstrict_alising): Define, add call to.
11770 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11771 * tree-ssa-alias-warnings.c: New file.
11772 * tree-ssa-alias.c (compute_may_aliases): Add call to
11773 strict_aliasing_warning_backend.
11775 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11777 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11778 Use loop_depth and loop_outer accessor functions.
11779 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11780 determine_invariantness_stmt, move_computations_stmt): Ditto.
11781 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11782 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11783 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11784 * tree-scalar-evolution.c (interpret_loop_phi,
11785 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11786 instantiate_parameters_1, scev_const_prop): Ditto.
11787 * cfghooks.c (make_forwarder_block): Ditto.
11788 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11789 * modulo-sched.c (loop_canon_p): Ditto.
11790 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11791 slpeel_can_duplicate_loop_p): Ditto.
11792 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11793 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11794 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11795 cancel_loop, verify_loop_structure): Ditto.
11796 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11797 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11798 superloops vector instead of "pred" array.
11799 (establish_preds): Take father loop as an argument. Initialize the
11801 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11802 Do not initialize loop->outer.
11803 (flow_loop_tree_node_remove): Truncate the superloops vector.
11804 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11805 "pred" merged to "superloops" vector.
11806 (loop_depth, loop_outer): New.
11807 (fel_init): Use loop_outer.
11809 2007-05-11 Jan Hubicka <jh@suse.cz>
11811 * cgraphunit.c: Include gt-cgraphunit.h
11812 (static_ctors, static_dtors): New static vars.
11813 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11814 based on implementation in c-common.c
11815 (cgraph_finalize_function): Call record_cdtor_fn.
11816 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11817 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11818 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11819 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11820 build_cdtor, c_build_cdtor_fns): Remove.
11821 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11822 c_build_cdtor_fns): Remove prototype.
11824 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11827 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11828 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11829 * builtins.c (fold_builtin_memchr): New.
11830 (expand_builtin_memchr): Call the latter.
11831 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11832 * doc/extend.texi ([Other built-in functions provided by GCC]):
11835 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11837 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11838 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11839 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11840 PFPO_OP1_TYPE_SHIFT): Constants added.
11841 (DFP_ALL): Mode macro defined.
11842 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11843 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11844 Insn definitions added.
11845 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11846 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11849 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11851 PR tree-optimization/31885
11852 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11853 NULL_TREE to be undetermined.
11854 (automatically_generated_chrec_p): Return false for NULL.
11856 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11858 * config/bfin/bfin.h (MOVE_RATIO): Define.
11860 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11862 * config.gcc (sparc-wrs-vxworks): New target.
11863 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11864 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11865 * config/sparc/sparc.h: Include vxworks-dummy.h.
11866 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11867 include LABEL_REFs too.
11868 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11869 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11871 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11873 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11874 (sparc_emit_call_insn): New function.
11875 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11876 functions when generating VxWorks PIC.
11877 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11878 (call, call_value): Use sparc_emit_call_insn instead of
11881 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11883 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11885 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11887 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11888 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11889 split_double instead of operand_subword.
11891 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11893 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11894 * config/bfin/bfin.c (bfin_local_alignment): New function.
11895 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11897 2007-05-08 Chao-ying Fu <fu@mips.com>
11899 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11900 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11901 (smsub_widen_optab, umsub_widen_optab): Define.
11902 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11904 * genopinit.c (optabs): Fill in smsub_widen_optab and
11906 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11907 and umsub_widen_optab to implement multiply-subtract sequences.
11908 * config/mips/mips.md (*msac<u>_di): Rename to...
11909 (<u>msubsidi4): ...this. Extend condition to include
11910 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11911 of operand 0 to "ka" and use the three-operand form of msub<u>
11913 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11916 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11918 PR rtl-optimization/28011
11919 * reload.c (push_reload): Set dont_share if IN appears in OUT
11920 also when IN is a PLUS rtx.
11921 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11924 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11926 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11927 call unshare_all_decls.
11928 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11929 (unshare_all_decls): Remove.
11931 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11934 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11937 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11938 Nigel Stephens <nigel@mips.com>
11940 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11941 Update comments and all uses.
11942 (MIN_FPRS_PER_FMT): Define.
11943 * config/mips/mips.c (function_arg): Fix to correctly handle
11944 the -mips32r2 -mfp64 -mabi=32 case.
11945 (override_options): Enable use of odd-numbered registers for
11946 SFmode values on MIPS32.
11947 (mips_save_reg_p): Save whole floating-point register pair if
11948 either half is used.
11949 (compute_frame_size): Fix comment.
11951 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11953 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11954 argument of type bool.
11955 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11956 argument. Safely select temporary P register according to it.
11957 (do_link): Change call site of add_to_reg accordingly.
11958 (do_unlink): Add epilogue_p as a fourth argument and pass it
11960 (expand_interrupt_handler_epilogue): Change call of do_unlink
11962 (bfin_expand_prologue): Add a third argument sibcall_p.
11963 * config/bfin/bfin.md (epilogue): Change call of
11964 bfin_expand_epilogue accordingly.
11965 (sibcall_epilogue): Likewise.
11966 (eh_return_internal): Likewise.
11968 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11969 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11970 * config/bfin/bfin.c (bfin_handle_option): Handle
11971 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11972 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11973 Support bf534, bf536 and bf561.
11974 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11976 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11979 * config/i386/i386.c (ix86_function_regparm): Process local
11980 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11982 2007-05-07 Mike Stump <mrs@apple.com>
11984 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11985 also checks for and while statements in C++.
11987 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11989 * gcc.c (at_file_supplied): New variable.
11990 (main): Set it if we expanded argv.
11991 (do_spec_1): Pass an @-file to the linker if we were called with
11992 an @-file argument and HAVE_GNU_LD.
11993 * collect2.c (at_file_supplied): New variable.
11994 (response_file): New variable.
11995 (collect_exit): Unlink response_file if necessary.
11996 (handler): Likewise.
11997 (do_wait): Likewise.
11998 (main): Set at_file_supplied if we expanded argv.
11999 (collect_execute): Pass an @-file to subprocesses if we were called
12000 with an @-file argument.
12001 * configure.ac: Add define for HAVE_GNU_LD.
12002 * configure: Regenerate.
12003 * config.in: Regenerate.
12005 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12007 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12008 operand to HI mode.
12013 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12015 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12016 (TARGET_ENCODE_SECTION_INFO): Re-define.
12017 (m32c_encode_section_info): New
12018 (function_vector_handler): New
12019 (current_function_special_page_vector): New
12020 (m32c_special_page_vector_p): New.
12021 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12023 * config/m32c/jump.md: Added instruction JSRS for functions
12024 with attribute "function_vector".
12025 * doc/extend.texi (function_vector): Added description
12026 for M16C, M32C targets.
12028 2007-05-07 DJ Delorie <dj@redhat.com>
12031 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12032 ashrpsi3, lshrpsi3): Update shift count constraint.
12034 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12035 Nathan Froyd <froydnj@codesourcery.com>
12038 * c-incpath.c (add_path): Strip trailing path separators.
12040 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12042 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12043 Free dominance info before purging EH edges.
12044 (eliminate_degenerate_phis): Likewise.
12045 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12047 2007-05-07 Jan Hubicka <jh@suse.cz>
12049 * gimplify.c (gimplify_expr): Do not crash when folding
12050 (void *)(int)&a + 4.
12052 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12055 * c-opts.c (lang_fortran): Make it non static.
12056 * c-common.h (lang_fortran): New prototype.
12057 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12058 -lang-fortran option was passed by the driver.
12060 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12062 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12063 of ASSERT_CHECKING. Tweak message.
12065 2007-05-06 Revital Eres <eres@il.ibm.com>
12068 * loop-unroll.c (insert_var_expansion_initialization):
12069 Initialize the expansions with -zero instead of +zero.
12071 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12073 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12074 into pic and non-pic versions. Mark r19 as used for
12075 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12076 for tgd_load, tld_load and tie_load .
12077 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12078 version of tgd_load, tld_load and tie_load depending on the
12081 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12082 Jakub Jelinek <jakub@redhat.com>
12084 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12085 (__do_global_dtors_aux): Use more paranoid loop to run
12086 destructors if HIDDEN_DTOR_LIST_END.
12087 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12089 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12091 * varasm.c (align_variable): Don't increase alignment for
12092 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12093 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12095 2007-05-04 Josh Conner <jconner@apple.com>
12097 * basic-block.h (cdi_direction): Assign values to all enumeration
12099 (dom_computed): Remove.
12100 (dom_info_state): New.
12101 (set_dom_info_availability): New.
12102 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12103 walk_data.dom_direction.
12104 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12105 instead of dom_computed[].
12106 (split_edge): Likewise.
12107 (create_basic_block): Likewise.
12108 (merge_blocks): Likewise.
12109 * ifcvt.c (find_if_header): Likewise.
12110 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12111 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12112 * tree-ssa.c (verify_ssa): Likewise.
12113 * tree-cfg.c (tree_verify_flow_info): Likewise.
12114 (remove_edge_and_dominated_blocks): Likewise.
12115 * dominance.c (dom_computed): Make static.
12116 (calc_dfs_tree_nonrec): Change third param to a bool.
12117 (calc_dfs_tree): Change second param to a bool.
12118 (calc_idioms): Change second param to a bool. Use
12119 dom_convert_dir_to_idx.
12120 (init_dom_info): Validate dir before using.
12121 (dom_convert_dir_to_idx): New.
12122 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12123 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12124 (free_dominance_info): Use dom_convert_dir_to_idx.
12125 (get_immediate_dominator): Likewise.
12126 (set_immediate_dominator): Likewise.
12127 (get_dominated_by): Likewise.
12128 (redirect_immediate_dominators): Likewise.
12129 (nearest_common_denominator): Likewise.
12130 (dominated_by_p): Likewise.
12131 (bb_dom_dfs_in): Likewise.
12132 (bb_dom_dfs_out): Likewise.
12133 (recount_dominator): Likewise.
12134 (iterate_fix_dominators): Likewise.
12135 (add_to_dominance_info): Likewise.
12136 (delete_from_dominance_info): Likewise.
12137 (first_dom_son): Likewise.
12138 (next_dom_son): Likewise.
12139 (dom_info_available_p): Likewise.
12140 (dom_info_state): New.
12141 (set_dom_info_availability): New.
12143 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12145 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12147 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12149 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12151 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12152 (subdi3, subdi_carry): Delete.
12154 2007-05-04 Jan Hubicka <jh@suse.cz>
12155 Richard Guenther <rguenther@suse.de>
12157 * opts.c (decode_options): Do not fiddle with inlining
12158 parameters in case of optimizing for size.
12159 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12160 for size do nothing.
12161 (cgraph_decide_inlining_of_small_function): When optimizing for
12162 size never inline functions increasing caller size.
12163 (cgraph_early_inlining): Inline for size when optimizing for size.
12165 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12167 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12168 logical operations piecewise.
12169 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12170 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12171 subdi_sesidi_di): Delete.
12172 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12173 the generated sequence. Allow three-reg add in constraints. Rewrite
12174 the rtl expression for carry to avoid zero_extend of a constant.
12175 (sub_with_carry): New pattern.
12176 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12177 different sequence not involving jumps.
12178 (notbi): Now a named pattern.
12180 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12182 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12183 Add the note about a significant loss of accuracy of some
12184 mathematical routines when these options are used.
12186 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12188 * haifa-sched.c (rtx_vec_t): New typedef.
12189 (contributes_to_priority_p): Extract piece of priority () into new
12191 (priority): Use the function. Add assertion.
12192 (rank_for_schedule, set_priorities): Add assertion to check that
12193 insn's priority is initialized.
12194 (clear_priorities, calc_priorities): Change signature. Make it update
12195 all relevant insns. Update all callers ('add_to_speculative_block ()'
12196 and 'create_block_check_twin ()').
12197 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12198 Add new field 'priority_status'.
12199 (INSN_PRIORITY_STATUS): New macro.
12200 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12202 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12204 * sched-ebb.c (debug_ebb_dependencies): New static function.
12205 (init_ready_list): Use it.
12207 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12208 with changed signature and 'debug_rgn_dependencies ()'.
12209 (debug_rgn_dependencies): New static function.
12210 (init_ready_list): Use it.
12212 * sched-int.h (debug_dependencies): Declare.
12214 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12216 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12218 2007-05-04 Dirk Mueller <dmueller@suse.de>
12220 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12222 2007-05-03 Jan Hubicka <jh@suse.cz>
12224 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12225 ((T1)X op (T1)Y), for pointer type in more cases than before.
12227 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12229 * tree-object-size.c (plus_expr_object_size): When operand size is
12230 unknown, return unknown.
12232 2007-05-03 Dirk Mueller <dmueller@suse.de>
12234 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12236 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12239 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12241 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12243 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12245 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12247 * config/soft-fp/double.h, config/soft-fp/extended.h,
12248 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12249 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12250 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12251 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12254 2007-05-03 Ian Lance Taylor <iant@google.com>
12256 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12257 MASK_PPC_GFXOPT for 8540 or 8548.
12259 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12261 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12262 vect_print_dump_info() to output debug information.
12264 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12267 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12268 operands of size 2 when operand is not MEM_P.
12270 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12272 PR tree-optimization/30565
12273 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12275 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12277 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12278 (umulsi3_highpart): Use them.
12279 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12280 for final accumulator to D regisster tranfser.
12282 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12284 PR tree-optimization/31699
12285 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12287 (vect_enhance_data_refs_alignment): Compute peel amount using
12288 TYPE_VECTOR_SUBPARTS instead of vf.
12289 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12291 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12294 * system.h: Remove inclusion of double-int.h
12295 * tree.h: Include double-int.h
12296 * gengtype.c: Likewise
12297 * cfgloop.h: Likewise
12298 * Makefile.in: Adjust dependencies on double-int.h
12300 2007-05-02 Eric Christopher <echristo@apple.com>
12302 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12303 -shared to -Zdynamiclib.
12305 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12308 * c-common.c (strip_pointer_or_array_types): New function.
12309 * c-common.h (strip_pointer_or_array_types): New function declaration.
12311 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12313 PR tree-optimization/31771
12314 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12316 2007-05-02 Paul Brook <paul@codesourcery.com>
12318 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12320 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12322 PR middle-end/29715
12323 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12326 2007-05-02 Nick Clifton <nickc@redhat.com>
12328 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12330 2007-05-02 Richard Guenther <rguenther@suse.de>
12332 PR tree-optimization/31146
12333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12334 argument, single_use_p. If we have a single use that is
12335 a conversion to the definition rhs type, propagate that rhs.
12336 (forward_propagate_addr_expr): Pass single_use_p argument
12337 to forward_propagate_addr_expr_1.
12339 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12341 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12344 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12346 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12347 'AMD Family 10 core'.
12349 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12351 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12352 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12353 with SSE3 instruction set support.
12354 * doc/invoke.texi: Likewise.
12356 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12358 * config/i386/i386.c (override_options): Tuning 32-byte loop
12359 alignment for amdfam10 architecture. Increasing the max loop
12360 alignment to 24 bytes.
12362 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12364 * config/m68k/constraints.md: New.
12365 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12366 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12367 EXTRA_CONSTRAINT): Remove.
12368 * config/m68k/m68k.md: Include constraints.md.
12369 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12371 2007-05-01 Ian Lance Taylor <iant@google.com>
12373 PR tree-optimization/31739
12374 * tree-vrp.c (vrp_val_is_max): New static function.
12375 (vrp_val_is_min): New static function.
12376 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12378 (set_value_range): Use vrp_val_is_{max,min}.
12379 (extract_range_from_assert): Likewise.
12380 (extract_range_from_binary_expr): Likewise.
12381 (extract_range_from_unary_expr): Likewise.
12382 (dump_value_range, vrp_meet): Likewise.
12383 (vrp_visit_phi_node): Likewise.
12384 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12386 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12388 * config/i386/gmon-sol2.c (size_t): New type.
12389 (intptr_t): Likewise.
12390 (s_textsize): Declare as size_t.
12392 (monstartup): Use size_t for sizes.
12393 (_mcount): Save and restore registers.
12394 (internal_mcount): Pass 0 as the first argument to monstartup
12396 (moncontrol): Convert pointer to appropriately sized integer
12397 before passing to profil.
12399 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12401 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12402 __NO_FPRS__, not just if _SOFT_DOUBLE.
12403 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12404 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12405 also for E500 double.
12406 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12407 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12410 2007-05-01 Richard Guenther <rguenther@suse.de>
12412 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12415 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12417 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12419 2007-05-01 Jan Hubicka <jh@suse.cz>
12421 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12424 2007-05-01 Jan Hubicka <jh@suse.cz>
12426 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12427 (maybe_fold_offset_to_reference): Declare.
12428 * fold-const.c (fold_unary): Do not fold
12429 (type *)&A into &A->field_of_type_and_offset_0
12430 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12431 size is unknown, give up.
12432 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12434 (maybe_fold_offset_to_reference): New.
12435 (maybe_fold_stmt_indirect): Use it.
12436 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12437 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12439 (gimplify_expr): Likewise for plus_expr.
12441 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12443 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12444 bsi_after_labels. Always insert statements before bsi.
12445 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12446 * predict.c (apply_return_prediction): Check for empty blocks.
12447 * cfgexpand.c (lab_rtx_for_bb): New variable.
12448 (label_rtx_for_bb): Do not create new tree labels.
12449 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12450 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12451 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12453 (label_for_bb): Add field used.
12454 (update_eh_label, main_block_label): Mark the label used.
12455 (cleanup_dead_labels): Remove unused labels.
12457 2007-05-01 Richard Guenther <rguenther@suse.de>
12459 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12460 if it is not about to be set.
12461 (get_value_range): Do not pre-allocate equiv bitmap.
12462 (update_value_range): No need to clear equiv field.
12463 (add_equivalence): Change prototype to get bitmap pointer.
12464 Allocate bitmap here if it is not already.
12465 (extract_range_from_assert): Do not allocate bitmap here.
12466 Update callers to add_equivalence.
12467 (extract_range_from_ssa_name): Likewise.
12468 (get_vr_for_comparison): New static helper.
12469 (compare_name_with_value): Handle NULL equiv bitmap by
12470 peeling the first iteration of the comparison loop.
12471 Use get_vr_for_comparison.
12472 (compare_names): Handle NULL equiv bitmaps by using fake
12473 ones. Use get_vr_for_comparison.
12475 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12477 * double-int.c (mpz_set_double_int): Moved from
12478 tree-ssa-loop-niter.c.
12479 (mpz_get_double_int): Likewise; also, add option to wrap
12480 out-of-range integers.
12481 * double-int.h: New prototypes for above.
12482 * tree.c (get_static_type_bounds): Moved from
12483 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12484 TYPE_MAX_VALUE if they exist..
12485 * tree.h: New prototype for above.
12486 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12487 get_type_bounds calls.
12488 (mpz_set_double_int): Move to double-int.c.
12489 (get_type_bounds): Move to tree.c, rename to
12490 get_static_type_bounds.
12491 (mpz_to_double_int): Move to double-int.c, rename to
12492 mpz_get_double_int.
12494 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12496 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12497 DIV0 exception can fall through to a normal return.
12499 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12501 PR middle-end/22156
12502 Temporarily revert:
12503 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12504 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12505 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12506 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12507 initialize align to silence bogus warning.
12508 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12509 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12511 (struct sra_walk_fns): Remove use_all parameter from use.
12512 (sra_hash_tree): Handle BIT_FIELD_REFs.
12513 (sra_elt_hash): Don't hash bitfld blocks.
12514 (sra_elt_eq): Skip them in parent compares as well. Handle
12516 (sra_walk_expr): Don't maintain or pass down use_all_p.
12517 (scan_use): Remove use_all parameter.
12518 (scalarize_use): Likewise. Re-expand assignment to
12519 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12520 output, and re-scalarize after output. Don't mark anything
12522 (scalarize_ldst): Adjust.
12523 (scalarize_walk_gimple_modify_statement): Likewise.
12524 (build_element_name_1): Handle BIT_FIELD_REFs.
12525 (instantiate_element): Don't warn for any element whose parent
12526 is used as a whole.
12527 (instantiate_missing_elements_1): Return the sra_elt.
12528 (canon_type_for_field): New.
12529 (try_instantiate_multiple_fields): New.
12530 (instantiate_missing_elemnts): Use them.
12531 (mark_no_warning): Removed.
12532 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12533 (REPLDUP, sra_build_elt_assignment): New.
12534 (generate_copy_inout): Use them.
12535 (generate_element_copy): Likewise. Handle bitfld differences.
12536 (generate_element_zero): Don't recurse for blocks. Use
12537 sra_build_elt_assignment.
12538 (generate_one_element_int): Take elt instead of var. Use
12539 sra_build_elt_assignment.
12540 (generate_element_init_1): Adjust.
12541 (scalarize_use, scalarize_copy): Use REPLDUP.
12542 (scalarize_ldst): Move assert before dereference.
12543 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12545 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12548 * tree.c (reconstruct_complex_type): Reconstruct a reference
12550 Also use the same mode for the pointer as the old pointer type.
12552 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12554 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12557 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12559 PR rtl-optimization/31676
12560 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12561 (df_refs_record): Call it.
12563 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12565 * rtl.def (SS_ABS): New code.
12566 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12567 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12568 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12569 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12570 (bfin_init_builtins): Define them.
12571 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12572 (bfin_expand_builtin): ... and handle the others here.
12573 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12574 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12575 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12576 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12577 operand is only HImode.
12579 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12581 * regclass.c (scan_one_insn): Remove splitting of
12584 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12585 Nigel Stephens <nigel@mips.com>
12587 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12589 2007-04-28 Jan Hubicka <jh@suse.cz>
12591 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12592 insn_locators_alloc instead of insn_locators_initialize;
12593 call reset_block_changes.
12594 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12595 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12596 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12597 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12598 * config/score/score.c (th_output_mi_thunk): Likewise.
12599 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12600 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12601 tolerate uninitialized locator info.
12604 * function.c (init_function_start): Don't init line number info.
12605 (expand_function_end): Update.
12606 (reset_block_changes, record_block_change, finalize_block_changes,
12607 check_block_change, free_block_changes): Kill.
12608 * function.h (reset_block_changes, record_block_change,
12609 finalize_block_changes, check_block_change, free_block_changes):
12611 (struct function): Remove ib_boundaries_block.
12612 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12613 Use curr_insn_locator to initialize locator.
12614 (emit_line_note): Remove.
12615 * cfgexpand.c (expand_gimple_cond_expr): Update.
12616 (construct_exit_block): Likewise.
12617 (tree_expand_cfg): Initialize/finalize locators.
12618 * expr.c (expand_expr_real): Update.
12619 * cfglayout.c (line_locators_locs, line_locators_lines,
12620 file_locators_locs, file_locators_files): Remove.
12621 (set_block_levels): Move to cfgexpand.c.
12622 (insn_locators_initialize): Remove.
12623 (pass_insn_locators_initialize): Remove.
12624 (locations_locators_locs, locations_locators_vals): New static vars.
12625 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12627 (insn_locators_alloc, insn_locators_finalize,
12628 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12630 (locator_location): New.
12631 (locator_line, locator_file): Rewrite.
12632 * rtl.h (emit_line_note): Kill.
12633 (insn_locators_alloc, insn_locators_finalize,
12634 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12636 * tree-inline.c (initialize_cfun): Do not initialize
12637 ib_boundaries_block.
12638 * passes.c (pass_insn_locators_initialize): Remove.
12640 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12642 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12643 info. Update last_basic_block correctly.
12645 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12648 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12649 register itself to hold the offset constant. Tell flow the use
12650 of r4 and r5 when they are used.
12652 2007-04-27 Richard Guenther <rguenther@suse.de>
12654 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12655 if we simplified anything.
12656 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12657 warnings until we did a simplification and the stmt was not
12658 marked as TREE_NO_WARNING.
12660 2007-04-27 Mike Stump <mrs@apple.com>
12662 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12664 2007-04-27 Ian Lance Taylor <iant@google.com>
12666 PR middle-end/31710
12667 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12668 TYPE_MAX_VALUE exist, convert them to the new type.
12670 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12672 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12673 if it claims to be available.
12674 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12675 edge is redirected.
12676 (perform_tree_ssa_dce): Always free postdominators.
12678 2007-04-27 Richard Henderson <rth@redhat.com>
12680 * config/alpha/predicates.md (aligned_memory_operand): Mark
12681 as define_special_predicate.
12682 (unaligned_memory_operand, normal_memory_operand): Likewise.
12683 (reg_or_unaligned_mem_operand): Remove.
12684 (any_memory_operand): Match the documentation and check for
12685 non-renumbered pseudos during reload.
12686 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12687 alpha_secondary_reload_class, update to new interface, make static.
12688 Handle CQImode like HImode. Remove FP subreg check.
12689 (alpha_expand_mov): Use replace_equiv_address.
12690 (alpha_expand_mov_nobwx): Use any_memory_operand.
12691 (TARGET_SECONDARY_RELOAD): New.
12692 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12693 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12694 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12695 * config/alpha/alpha.md: ... here.
12696 (RELOAD12, reloadmode): New.
12698 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12699 Don't handle the aligned case here.
12700 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12701 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12702 reload_inhi_help. Don't expect a scratch register.
12703 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12705 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12707 2007-04-27 Richard Guenther <rguenther@suse.de>
12709 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12711 2007-04-27 Richard Guenther <rguenther@suse.de>
12713 PR tree-optimization/30965
12714 PR tree-optimization/30978
12715 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12716 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12717 (find_equivalent_equality_comparison): Likewise.
12718 (simplify_cond): Likewise.
12719 (get_prop_source_stmt): New helper.
12720 (get_prop_dest_stmt): Likewise.
12721 (can_propagate_from): Likewise.
12722 (remove_prop_source_from_use): Likewise.
12723 (combine_cond_expr_cond): Likewise.
12724 (forward_propagate_comparison): New function.
12725 (forward_propagate_into_cond): Rewrite to use fold for
12727 (tree_ssa_forward_propagate_single_use_vars): Call
12728 forward_propagate_comparison to propagate comparisons.
12730 2007-04-27 Richard Guenther <rguenther@suse.de>
12732 PR tree-optimization/31715
12733 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12734 sure to do computation on the offset in an appropriate
12737 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12739 * reload.h (elimination_target_reg_p): Declare.
12740 * reload.c (find_reloads): Don't apply the reg_rtx move
12741 optimization if the SET_DEST satisfies elimination_target_reg_p.
12742 * reload1.c (elimination_target_reg_p): New function.
12743 (gen_reload): In the move/add2 fallback, make sure that op0
12744 does not overlap the destination register.
12746 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12748 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12749 transform only GIMPLE_MODIFY_STMTs.
12750 * tree-complex.c (expand_complex_operations_1): Ditto.
12751 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12752 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12753 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12755 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12756 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12757 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12758 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12759 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12760 slpeel_add_loop_guard): Ditto.
12761 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12762 * lambda-code.c (perfect_nestify): Ditto.
12763 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12764 before the first statement.
12765 * tree-optimize.c (execute_free_datastructures): Fix comments.
12766 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12767 * tree-flow.h (disband_implicit_edges): Declaration removed.
12768 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12770 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12771 COND_EXPRs without gotos.
12772 (disband_implicit_edges, has_label_p): Removed.
12773 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12774 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12776 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12778 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12779 also for COND_EXPRs.
12780 * cfgexpand.c (label_rtx_for_bb): New function.
12781 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12782 Use label_rtx_for_bb to find the labels.
12783 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12784 last block. Detect fallthru edges.
12786 2007-04-26 Ian Lance Taylor <iant@google.com>
12789 * reload.c (find_reloads_subreg_address): If the address was valid
12790 in the original mode but not in the new mode, reload the whole
12793 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12795 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12796 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12797 (cleanup_control_expr_graph): Do not invalidate dominance info.
12798 Record altered blocks.
12799 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12800 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12801 cleanup_tree_cfg_bb): New functions.
12802 (remove_forwarder_block): Do not maintain the worklist of blocks.
12803 Record altered blocks.
12804 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12805 not over whole cfg.
12806 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12807 delete_unreachable_blocks if dominators are not available.
12808 * tree-inline.c (optimize_inline_calls): Free dominance information
12810 * tree-flow.h (remove_edge_and_dominated_blocks,
12811 cfgcleanup_altered_bbs): Altered.
12812 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12814 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12816 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12817 do not invalidate dominators.
12819 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12821 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12822 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12823 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12824 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12826 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12828 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12830 2007-04-26 Richard Guenther <rguenther@suse.de>
12832 PR tree-optimization/31703
12833 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12834 the right type for the target of the bittest.
12836 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12838 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12839 ix86_sol10_return_in_memory.
12841 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12843 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12846 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12849 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12851 PR tree-optimization/30558
12852 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12853 clear this_state.prev_try.
12855 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12856 Mark Mitchell <mark@codesourcery.com>
12858 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12859 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12860 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12862 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12865 * doc/invoke.texi (%:print-asm-header): Document.
12866 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12868 (static_spec_functions): Add print-asm-header.
12869 (main): Print a banner before the --target-help linker options.
12870 (print_asm_header_spec_function): New function.
12872 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12875 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12876 (movsf_ie): Likewise.
12878 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12880 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12882 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12884 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12885 exception for divide-by-zero.
12886 (__umodsi3, __modsi3): Likewise.
12888 2007-04-25 Dirk Mueller <dmueller@suse.de>
12890 * c-typeck.c (build_compound_expr): Annotate warning()
12891 call with OPT_Wunused_value.
12892 * tree-ssa.c (warn_uninit): Annotate warning with
12894 * c-common.c (handle_sentinel_attribute): Annotate warning
12895 call with OPT_Wattributes.
12897 2007-04-25 Thiemo Seufer <ths@mips.com>
12899 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12900 (mips16): Fix typo.
12901 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12902 on to the assembler. Improve handling of -mno-mips16. Add handling
12903 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12904 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12905 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12906 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12908 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12911 * config/i386/winnt.c (i386_pe_file_end): Strip only
12912 USER_LABEL_PREFIX when writing export name.
12914 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12916 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12917 sh/elf.h, vx-common.h and vxworks.h.
12918 * config/sh/sh.h: Include config/vxworks-dummy.h.
12919 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12920 (OVERRIDE_OPTIONS): Use it.
12921 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12922 (vxworks_picreg): New pattern.
12923 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12924 VXWORKS_OS_CPP_BUILTINS.
12925 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12926 to their VXWORKS_* equivalents.
12927 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12928 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12929 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12930 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12931 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12932 -mrtp/-fPIC multilibs.
12933 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12934 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12935 (MULTILIB_OSDIRNAMES): Delete.
12937 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12940 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12942 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12944 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12945 rounding mode to be specified by the caller.
12946 (real_to_mpfr) Likewise.
12947 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12948 include new arguments.
12949 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12951 2007-04-24 Ian Lance Taylor <iant@google.com>
12953 PR tree-optimization/31605
12954 * tree-vrp.c (set_value_range): Check that min and max are not
12955 both overflow infinities.
12956 (set_value_range_to_value): New static function.
12957 (extract_range_from_binary_expr): Call set_value_range_to_value.
12958 (extract_range_from_cond_expr): Likewise.
12959 (extract_range_from_expr): Likewise.
12960 (extract_range_from_unary_expr): Likewise. Don't create a range
12961 which overflows on both sides.
12962 (vrp_meet): Check for a useless range.
12963 (vrp_visit_phi_node): If we see a constant which looks like an
12964 overflow infinity, turn off the TREE_OVERFLOW flag.
12966 2007-04-24 Ian Lance Taylor <iant@google.com>
12968 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12970 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12972 PR diagnostic/25923
12973 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12974 diagnostic message is being built.
12975 * tree-pretty-print.c (dump_generic_node): Only write the
12976 formatted text into BUFFER's stream if we are not building a
12977 diagnostic message.
12978 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12980 * Makefile.in (toplev.o): Depend on tree-pass.h.
12982 2007-04-24 Ian Lance Taylor <iant@google.com>
12984 PR tree-optimization/31602
12985 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12986 conditionals in the copied loop header.
12987 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12988 warnings if TREE_NO_WARNING is set.
12989 * doc/invoke.texi (Warning Options): Clarify that
12990 -Wstrict-overflow does not warn about loops.
12992 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12994 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12995 expand on the comment about _Decimal128 arguments and check the
12996 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12997 that _Decimal128 argument uses even/odd register pair.
12998 (function_arg): Ditto.
13000 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13002 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13003 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13005 2007-04-24 Richard Guenther <rguenther@suse.de>
13006 Olga Golovanevsky <olga@il.ibm.com>
13008 * fold-const.c (multiple_of_p): Check for bottom
13011 2007-04-24 Richard Henderson <rth@redhat.com>
13013 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13014 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13015 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13016 looking for non-zero bits shifted out. Avoid a recursive call
13017 when constructing the scalar.
13018 (__floatundisf): Likewise.
13020 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13022 * dwarf2out.c (field_byte_offset): Move the existing logic
13023 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13024 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13026 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13029 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13030 length argument of 0 for memset.
13031 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13032 unsigned shift instead of the signed variant.
13034 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13036 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13037 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13038 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13039 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13040 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13041 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13042 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13043 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13044 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13045 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13046 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13047 "mul<mode>3", "div<mode>3"): Insn definitions added.
13048 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13049 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13050 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13051 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13052 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13053 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13054 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13055 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13056 TARGET_FLOAT_FORMAT): Macro definitions removed.
13057 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13058 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13059 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13060 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13061 (s390_gen_rtx_const_DI): Function removed.
13062 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13064 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13066 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13067 over an external ffs function.
13069 2007-04-24 Chao-ying Fu <fu@mips.com>
13070 Richard Sandiford <richard@nildram.co.uk>
13072 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13073 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13074 (smadd_widen_optab, umadd_widen_optab): Define.
13075 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13077 * genopinit.c (optabs): Fill in smadd_widen_optab and
13079 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13080 and umadd_widen_optab to implement multiply-add sequences.
13081 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13082 (<u>maddsidi4): ...this. Extend condition to include
13083 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13084 of operand 0 to "ka" and use the three-operand form of madd<u>
13086 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13088 * config/mips/constraints.md (ka): New register constraint.
13090 2007-04-24 Jan Hubicka <j@suse.cz>
13094 2007-04-23 Jan Hubicka <jh@suse.cz>
13095 * function.c (init_function_start): Don't init line number info.
13096 (expand_function_end): Update.
13097 (reset_block_changes, record_block_change, finalize_block_changes,
13098 check_block_change, free_block_changes): Kill.
13099 * function.h (reset_block_changes, record_block_change,
13100 finalize_block_changes, check_block_change, free_block_changes):
13102 (struct function): Remove ib_boundaries_block.
13103 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13104 Use curr_insn_locator to initialize locator.
13105 (emit_line_note): Remove.
13106 * cfgexpand.c (expand_gimple_cond_expr): Update.
13107 (construct_exit_block): Likewise.
13108 (tree_expand_cfg): Initialize/finalize locators.
13109 * expr.c (expand_expr_real): Update.
13110 * cfglayout.c (line_locators_locs, line_locators_lines,
13111 file_locators_locs, file_locators_files): Remove.
13112 (set_block_levels): Move to cfgexpand.c.
13113 (insn_locators_initialize): Remove.
13114 (pass_insn_locators_initialize): Remove.
13115 (locations_locators_locs, locations_locators_vals): New static vars.
13116 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13118 (insn_locators_alloc, insn_locators_finalize,
13119 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13121 (locator_location): New.
13122 (locator_line, locator_file): Rewrite.
13123 * rtl.h (emit_line_note): Kill.
13124 (insn_locators_alloc, insn_locators_finalize,
13125 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13127 * tree-inline.c (initialize_cfun): Do not initialize
13128 ib_boundaries_block.
13129 * passes.c (pass_insn_locators_initialize): Remove.
13131 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13133 * doc/invoke.texi: Removed leading '-' from option index entries.
13135 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13137 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13139 (create_phi_node): Use set_phi_nodes.
13140 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13141 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13142 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13143 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13144 (bsi_start, bsi_last): Use bb_stmt_list.
13145 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13146 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13147 Traverse the statements using tsi iterator.
13148 * basic-block.h (struct basic_block_def): Fields stmt_list
13149 and phi_nodes moved to ...
13150 (struct tree_bb_info): ... new structure.
13151 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13152 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13153 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13154 (tree_verify_flow_info): Verify that il.tree is not set for
13155 entry and exit block.
13156 (tree_split_block): Use set_bb_stmt_list.
13158 2007-04-23 Mike Stump <mrs@apple.com>
13160 * config/i386/i386.c (ix86_tune_features
13161 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13164 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13166 * config/i386/i386.md (prefix_extra): New attribute.
13167 (length): Add prefix_extra.
13169 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13170 (sse2_movntv2di): Likewise.
13171 (sse2_cvtps2dq): Likewise.
13172 (sse2_cvtpd2pi): Likewise.
13173 (sse2_cvttpd2pi): Likewise.
13174 (*sse2_cvtpd2ps): Likewise.
13175 (*add<mode>3): Likewise.
13176 (sse2_ssadd<mode>3): Likewise.
13177 (sse2_usadd<mode>3): Likewise.
13178 (*sub<mode>3): Likewise.
13179 (sse2_sssub<mode>3): Likewise.
13180 (sse2_ussub<mode>3): Likewise.
13181 (*mulv8hi3): Likewise.
13182 (*smulv8hi3_highpart): Likewise.
13183 (*umulv8hi3_highpart): Likewise.
13184 (sse2_umulv2siv2di3): Likewise.
13185 (sse2_pmaddwd): Likewise.
13186 (ashr<mode>3): Likewise.
13187 (lshr<mode>3): Likewise.
13188 (ashl<mode>3): Likewise.
13189 (sse2_ashlti3): Likewise.
13190 (sse2_lshrti3): Likewise.
13191 (*umaxv16qi3): Likewise.
13192 (*smaxv8hi3): Likewise.
13193 (*uminv16qi3): Likewise.
13194 (*sminv8hi3): Likewise.
13195 (sse2_eq<mode>3): Likewise.
13196 (sse2_gt<mode>3): Likewise.
13197 (*and<mode>3): Likewise.
13198 (sse2_nand<mode>3): Likewise.
13199 (*ior<mode>3): Likewise.
13200 (*xor<mode>3): Likewise.
13201 (sse2_packsswb): Likewise.
13202 (sse2_packssdw): Likewise.
13203 (sse2_packuswb): Likewise.
13204 (sse2_punpckhbw): Likewise.
13205 (sse2_punpcklbw): Likewise.
13206 (sse2_punpckhwd): Likewise.
13207 (sse2_punpcklwd): Likewise.
13208 (sse2_punpckhdq): Likewise.
13209 (sse2_punpckldq): Likewise.
13210 (sse2_punpckhqdq): Likewise.
13211 (sse2_punpcklqdq): Likewise.
13212 (*sse2_pinsrw): Likewise.
13213 (*sse2_pextrw): Likewise.
13214 (sse2_pshufd_1): Likewise.
13215 (sse2_uavgv16qi3): Likewise.
13216 (sse2_uavgv8hi3): Likewise.
13217 (sse2_psadbw): Likewise.
13218 (sse2_pmovmskb): Likewise.
13219 (*sse2_maskmovdqu): Likewise.
13220 (*sse2_maskmovdqu_rex64): Likewise.
13221 (sse4a_extrqi): Likewise.
13222 (sse4a_extrq): Likewise.
13223 (sse3_lddqu): Set prefix_rep.
13224 (sse3_addsubv4sf3): Likewise.
13225 (sse3_haddv4sf3): Likewise.
13226 (sse3_hsubv4sf3): Likewise.
13227 (sse_cvtss2si): Likewise.
13228 (sse_cvtss2si_2): Likewise.
13229 (sse_cvtss2siq): Likewise.
13230 (sse_cvtss2siq_2): Likewise.
13231 (sse_cvttss2si): Likewise.
13232 (sse_cvttss2siq): Likewise.
13233 (sse2_cvttps2dq): Likewise.
13234 (sse3_movshdup): Likewise.
13235 (sse3_movsldup): Likewise.
13236 (sse2_cvtsd2si): Likewise.
13237 (sse2_cvtsd2si_2): Likewise.
13238 (sse2_cvtsd2siq): Likewise.
13239 (sse2_cvtsd2siq_2): Likewise.
13240 (sse2_cvttsd2si): Likewise.
13241 (sse2_cvttsd2siq): Likewise.
13242 (*sse2_cvtpd2dq): Likewise.
13243 (*sse2_cvttpd2dq): Likewise.
13244 (sse2_pshuflw_1): Likewise.
13245 (sse2_pshufhw_1): Likewise.
13246 (sse4a_insertqi): Likewise.
13247 (sse4a_insertq): Likewise.
13248 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13249 (ssse3_phadddv4si3): Likewise.
13250 (ssse3_phaddswv8hi3): Likewise.
13251 (ssse3_phsubwv8hi3): Likewise.
13252 (ssse3_phsubdv4si3): Likewise.
13253 (ssse3_phsubswv8hi3): Likewise.
13254 (ssse3_pmaddubswv8hi3): Likewise.
13255 (ssse3_pmulhrswv8hi3): Likewise.
13256 (ssse3_pshufbv16qi3): Likewise.
13257 (ssse3_psign<mode>3): Likewise.
13258 (ssse3_palignrti): Likewise.
13259 (abs<mode>2): Likewise.
13260 (ssse3_phaddwv4hi3): Set prefix_extra.
13261 (ssse3_phadddv2si3): Likewise.
13262 (ssse3_phaddswv4hi3): Likewise.
13263 (ssse3_phsubwv4hi3): Likewise.
13264 (ssse3_phsubdv2si3): Likewise.
13265 (ssse3_phsubswv4hi3): Likewise.
13266 (ssse3_pmaddubswv4hi3): Likewise.
13267 (ssse3_pmulhrswv4hi3): Likewise.
13268 (ssse3_pshufbv8qi3): Likewise.
13269 (ssse3_psign<mode>3): Likewise.
13270 (ssse3_palignrdi): Likewise.
13271 (abs<mode>2): Likewise.
13272 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13273 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13274 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13276 2007-04-23 Nick Clifton <nickc@redhat.com>
13278 * params.def: Fix formatting of emacs local variables.
13280 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13282 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13283 move if inter-unit move isn't allowed.
13284 Don't split moving the first element of V2DI to DI to inter-unit
13285 move if inter-unit move isn't allowed.
13287 2007-04-23 Richard Guenther <rguenther@suse.de>
13289 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13290 and CDI_POST_DOMINATORS separately.
13292 2007-04-23 Nick Clifton <nickc@redhat.com>
13294 * c.opt (Wformat-contains-nul): Add warning attribute.
13296 2007-04-23 Jan Hubicka <jh@suse.cz>
13298 * function.c (init_function_start): Don't init line number info.
13299 (expand_function_end): Update.
13300 (reset_block_changes, record_block_change, finalize_block_changes,
13301 check_block_change, free_block_changes): Kill.
13302 * function.h (reset_block_changes, record_block_change,
13303 finalize_block_changes, check_block_change, free_block_changes):
13305 (struct function): Remove ib_boundaries_block.
13306 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13307 Use curr_insn_locator to initialize locator.
13308 (emit_line_note): Remove.
13309 * cfgexpand.c (expand_gimple_cond_expr): Update.
13310 (construct_exit_block): Likewise.
13311 (tree_expand_cfg): Initialize/finalize locators.
13312 * expr.c (expand_expr_real): Update.
13313 * cfglayout.c (line_locators_locs, line_locators_lines,
13314 file_locators_locs, file_locators_files): Remove.
13315 (set_block_levels): Move to cfgexpand.c.
13316 (insn_locators_initialize): Remove.
13317 (pass_insn_locators_initialize): Remove.
13318 (locations_locators_locs, locations_locators_vals): New static vars.
13319 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13321 (insn_locators_alloc, insn_locators_finalize,
13322 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13324 (locator_location): New.
13325 (locator_line, locator_file): Rewrite.
13326 * rtl.h (emit_line_note): Kill.
13327 (insn_locators_alloc, insn_locators_finalize,
13328 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13330 * tree-inline.c (initialize_cfun): Do not initialize
13331 ib_boundaries_block.
13332 * passes.c (pass_insn_locators_initialize): Remove.
13334 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13336 PR middle-end/31448
13337 * expr.c (reduce_to_bit_field_precision): Handle
13340 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13342 PR tree-optimization/24659
13343 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13344 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13345 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13346 * genopinit.c (optabs): Rename vec_pack_mod_optab
13347 to vec_pack_trunc_optab.
13348 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13349 early for scalar floating point operands for NOP_EXPR.
13350 (vectorizable_type_promotion): Ditto.
13351 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13352 vec_pack_trunc_optab.
13353 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13355 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13356 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13357 Rename from VEC_PACK_MOD_EXPR.
13358 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13359 * expr.c (expand_expr_real_1): Ditto.
13360 * tree-inline.c (estimate_num_insns_1): Ditto.
13361 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13363 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13364 (vec_unpacks_lo_v4sf): Ditto.
13365 (vec_pack_trunc_v2df): Ditto.
13366 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13367 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13368 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13370 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13372 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13374 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13375 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13376 packing of floating point operands.
13377 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13378 represent unpacking of floating point operands.
13379 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13380 [vec_unpacks_hi]: Ditto.
13381 [vec_unpacks_lo]: Ditto.
13383 2007-04-22 Jan Hubicka <jh@suse.cz>
13385 * final.c (rest_of_handle_final): Call
13386 targetm.asm_out.constructor/targetm.asm_out.destructor
13387 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13388 proper priority via decl_*_priority_insert.
13389 * c-common.c (c_expand_body): Likewise.
13391 2007-04-22 Richard Guenther <rguenther@suse.de>
13393 PR tree-optimization/29789
13394 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13395 (rewrite_reciprocal): New helper split out from
13396 determine_invariantness_stmt.
13397 (rewrite_bittest): Likewise.
13398 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13399 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13402 2007-04-22 Revital Eres <eres@il.ibm.com>
13404 * loop-unroll.c (var_to_expand): New field to support also
13405 insns of the form x = something + x.
13406 (analyze_insn_to_expand_var): Use it.
13407 (expand_var_during_unrolling): Likewise.
13409 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13411 * predict.c: Include pointer-set.h.
13412 (bb_predictions): New variable.
13413 (tree_predicted_by_p, tree_predict_edge,
13414 remove_predictions_associated_with_edge): Use bb_predictions map
13415 instead of bb->predictions.
13416 (clear_bb_predictions, assert_is_empty): New functions.
13417 (combine_predictions_for_bb): Use bb_predictions map. Call
13418 clear_bb_predictions.
13419 (tree_estimate_probability): Create and free bb_predictions map.
13420 * Makefile.in (predict.o): Add pointer-set.h dependency.
13421 * basic-block.h (struct basic_block_def): Remove predictions
13423 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13425 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13428 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13431 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13433 * timevar.c (timevar_print): Change reference of --disable-checking to
13434 --enable-checking=release. Also warn if assert checking is disabled.
13436 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13439 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13440 decl as addressable if the compound literal was marked as
13442 Mark the decl as a gimple register if it is a complex or
13443 vector decl and does not live in memory.
13445 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13447 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13448 (GENERIC_NEXT): New function macro.
13449 (PHI_CHAIN): Use phi_node's new chain variable.
13450 (tree_phi_node): Change tree_common to tree_base
13451 and add the chain field.
13452 * tree-phinodes.c (make_phi_node): Don't set
13453 TREE_TYPE on the new node.
13454 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13455 instead of checking GIMPLE_TUPLE_P in chain_next.
13456 * tree-vect-transform.c
13457 (get_initial_def_for_induction): Look at
13458 PHI_RESULT_TREE for the type of the phi node.
13459 (update_vuses_to_preheader): Use PHI_CHAIN
13460 instead of TREE_CHAIN on the phi node.
13461 * tree-ssa-structalias.c (compute_points_to_sets):
13463 (ipa_pta_execute): Likewise.
13465 2007-04-21 Richard Guenther <rguenther@suse.de>
13467 PR middle-end/31136
13468 * fold-const.c (fold_unary): Call fold_convert_const on the
13471 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13473 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13474 (store_killed_in_pat): New.
13476 2007-04-20 Richard Henderson <rth@redhat.com>
13479 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13480 TREE_LIST with a void_type_node value, not void_list_node exactly.
13482 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13484 * doc/standards.texi: Re-arrange into language-specific
13485 subsections. Add a C++ section, documenting which standards we
13488 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13490 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13491 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13493 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13495 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13496 ecrti.o and crtbegin.o.
13497 (LIB_DEFAULT_SPEC): Include -lc.
13498 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13500 2007-04-20 Richard Henderson <rth@redhat.com>
13503 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13504 argument; update all callers.
13505 (get_unaligned_offset): New.
13506 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13507 get_unaligned_address, just pass on the address directly.
13508 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13509 the subreg in the helper patterns.
13510 (unaligned_extendqidi_le): Use get_unaligned_offset.
13511 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13512 (unaligned_extendhidi_be): Likewise.
13513 (unaligned_extendhidi): Tidy.
13514 * config/alpha/alpha-protos.h: Update.
13516 2007-04-20 Richard Henderson <rth@redhat.com>
13518 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13519 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13520 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13521 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13522 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13523 (CPP_SPEC): Don't include %(cpp_subtarget).
13524 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13525 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13526 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13528 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13530 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13531 for __builtin_ia32_cmpordss.
13533 PR tree-optimization/31632
13534 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13535 and arg1 for optimizations of comparison against min/max values.
13536 Fold arg0 to arg1's type for optimizations of comparison against
13537 min+1 and max-1 values.
13539 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13541 * reload.c (combine_reloads): When trying to use a dying register,
13542 check whether it's uninitialized and don't use if so.
13544 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13546 * fold-const.c: Remove prototypes for native_encode_expr and
13547 native_interpret_expr.
13548 (native_encode_expr): Make non-static.
13549 (native_interpret_expr): Likewise.
13550 * tree.h: Add prototypes for the above.
13552 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13554 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13555 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13556 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13557 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13558 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13559 Add length attributes.
13561 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13563 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13566 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13567 __STDC_WANT_DEC_FP__.
13569 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13571 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13572 for long double compatibility.
13573 * configure: Regenerate.
13575 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13577 PR rtl-optimization/29841
13578 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13580 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13581 that may cause control flow transfer from being moved.
13583 2007-04-18 Jan Hubicka <jh@suse.cz>
13585 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13588 2007-04-18 Eric Christopher <echristo@apple.com>
13590 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13591 only. Update operands.
13592 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13593 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13594 link register to pic register.
13596 2007-04-18 Dirk Mueller <dmueller@suse.de>
13598 PR diagnostic/31227
13599 * tree-vrp.c (search_for_addr_array): New.
13600 (check_array_bounds): Suppress warning about
13601 address taken of array refs if its not de-referenced.
13603 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13605 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13606 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13608 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13609 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13610 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13612 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13614 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13616 (vect_analyze_scalar_cycles): Fix indentation.
13617 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13618 (vect_mark_relevant): Include phis in relevance analysis.
13620 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13622 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13624 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13625 output_operand_lossage().
13627 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13629 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13630 the unused code for reduction without adjust-in-epilog to simplify the
13633 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13635 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13636 (S390_TDC_NEGATIVE_ZERO): New constant.
13637 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13638 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13639 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13640 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13641 (S390_TDC_POSITIVE_INFINITY): New constant.
13642 (S390_TDC_NEGATIVE_INFINITY): New constant.
13643 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13644 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13645 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13646 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13647 (S390_TDC_INFINITY): New constant.
13648 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13649 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13650 optimization for UNSPEC_CCZ_TO_INT.
13651 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13652 ("*ccz_to_int"): New insn.
13653 ("isinf<mode>2"): New insn.
13654 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13655 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13656 (UNSPEC_CCZ_TO_INT): New constant.
13658 2007-04-18 Richard Guenther <rguenther@suse.de>
13660 PR tree-optimization/19431
13661 PR tree-optimization/21463
13662 * tree-pass.h (pass_phiprop): Declare.
13663 * passes.c (init_optimization_passes): New phiprop pass.
13664 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13665 (phivn_valid_p): New helper function.
13666 (phiprop_insert_phi): Likewise.
13667 (propagate_with_phi): Likewise.
13668 (tree_ssa_phiprop): New propagator propagating loads
13669 through phi nodes if profitable.
13671 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13673 * tree-vect-analyze.c (process_use): New function.
13674 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13675 Check phis in all bbs.
13676 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13679 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13681 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13684 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13687 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13690 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13692 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13694 (sse_vmmulv4sf3): Likewise.
13695 (sse2_vmaddv2df3): Likewise.
13696 (sse2_vmmulv2df3): Likewise.
13698 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13700 PR rtl-optimization/31360
13701 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13702 (target_reg_cost): New.
13703 (init_set_costs): Initialize target_reg_cost. Add comments
13704 regarding the rationale of the costs.
13705 (global_cost_for_size): Renamed to...
13706 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13707 of register pressure.
13708 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13709 estimate_reg_pressure_cost. Add number of ivs.
13710 (determine_set_costs): Dump target_reg_cost.
13711 * loop-invariant.c (gain_for_invariant): Use
13712 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13713 (best_gain_for_invariant, find_invariants_to_move): Remove
13715 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13716 (target_reg_cost): Declare.
13717 (global_cost_for_size): Declaration removed.
13718 (estimate_reg_pressure_cost): Declare.
13720 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13722 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13723 regnos into even/odd register pairs.
13724 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13725 TDmode similar to the other floating point modes.
13726 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13727 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13729 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13730 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13731 (movdd_hardfloat64): Use TARGET_MFPGPR.
13733 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13735 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13738 2005-01-05 Richard Henderson <rth@redhat.com>
13740 * reload1.c (do_input_reload): Restrict the optimization deleteing
13741 a previous output reload to RELOAD_FOR_INPUT.
13743 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13745 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13746 induc_vec_info_type.
13747 (vectorizable_induction): New function declaration.
13748 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13749 check if already vectorized. Find first place in BB where new stmts
13750 can be inserted. Takes only one argument.
13751 (vectorizable_induction): New function.
13752 (vect_transform_stmt): Add case for induc_vec_info_type to call
13753 vectorizable_induction.
13754 (vect_transform_loop): Consider phis for vectorization.
13755 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13757 (analyze_operations): Call vectorizable_induction when analyzing phis.
13759 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13760 (vect_mark_relevant): Include phis in relevance analysis.
13761 (vect_mark_stmts_to_be_vectorize): Likewise.
13762 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13764 2007-04-16 Lawrence Crowl <crowl@google.com>
13766 * doc/invoke.texi (Debugging Options): Add documentation for the
13767 -femit-struct-debug options -femit-struct-debug-baseonly,
13768 -femit-struct-debug-reduced, and
13769 -femit-struct-debug-detailed[=...].
13771 * c-opts.c (c_common_handle_option): Add
13772 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13773 and OPT_femit_struct_debug_detailed_.
13774 * c.opt: Add specifications for
13775 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13776 and -femit-struct-debug-detailed[=...].
13777 * opts.c (set_struct_debug_option): Parse the
13778 -femit-struct-debug-... options.
13779 * opts.c (matches_main_base, main_input_basename,
13780 main_input_baselength, base_of_path, matches_main_base): Add
13781 variables and functions to compare header base name to compilation
13783 * opts.c (should_emit_struct_debug): Add to determine to emit a
13784 structure based on the option.
13785 (dump_struct_debug) Also disabled function to debug this
13787 * opts.c (handle_options): Save the base name of the
13790 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13791 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13792 This hook indicates if a type is generic. Set it by default
13793 to "never generic".
13794 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13795 to determine if a struct type is generic or not.
13796 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13797 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13798 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13799 with live C++ hook.
13801 * flags.h (enum debug_info_usage): Add an enumeration to describe
13802 a program's use of a structure type.
13803 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13804 to indicate the program's usage of the type. Filter structs based
13805 on the -femit-struct-debug-... specification.
13806 (gen_type_die): Split into two routines, gen_type_die and
13807 gen_type_die_with_usage. gen_type_die is now a wrapper
13808 that assumes direct usage.
13809 (gen_type_die_with_usage): Replace calls to gen_type_die
13810 with gen_type_die_with_usage adding the program usage of
13811 the referenced type.
13812 (dwarf2out_imported_module_or_decl): Suppress struct debug
13813 information using should_emit_struct_debug when appropriate.
13815 2007-04-16 Ian Lance Taylor <iant@google.com>
13817 PR tree-optimization/31522
13818 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13819 (vrp_initialize): Allocate vr_phi_edge_counts.
13820 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13821 executable edge. Drop test for all constants.
13822 (vrp_finalize): Free vrp_phi_edge_counts.
13824 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13825 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13827 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13828 predecessors at head rather than tail.
13830 2007-04-16 Matthias Klose <doko@debian.org>
13832 * config/alpha/linux.h (CPP_SPEC): Define.
13833 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13835 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13837 * function.h: Remove sequence_stack extern declaration.
13839 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13841 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13843 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13846 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13848 * config/avr/avr.c (avr_arch_types): Rearranging array.
13849 (enum avr_arch): Add.
13850 (avr_mcu_types): Use avr_arch enumeration constants instead of
13852 * config/avr/avr.h (LINK_SPEC): Simplify.
13854 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13856 * config/m68k/m68k.c (m68k_libcall_value,
13857 m68k_function_value): Use macros for register names more.
13859 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13861 (M68K_REGNAME): Use A6_REG.
13862 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13864 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13866 PR middle-end/28071
13867 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13868 'pending_read_list_length' and 'pending_write_list_length'. Update
13870 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13871 to handle two length counters instead of one. Update all uses.
13872 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13873 two length counters instead of one.
13874 * sched-rgn.c (propagate_deps): Update to handle two length counters
13877 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13880 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13881 copy of source, pass it to ix86_expand_vector_set and return
13884 2007-04-16 David Ung <davidu@mips.com>
13885 Joseph Myers <joseph@codesourcery.com>
13887 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13888 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13889 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13890 Add 74K processor information.
13891 * config/mips/mips.md: Include 74k.md.
13892 (cpu): Add 74kc,74kf,74kx.
13893 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13894 * config/mips/74k.md: New.
13895 * doc/invoke.texi (MIPS Options): Document 74K support.
13897 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13899 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13900 vectorizable_* functions.
13901 * tree-vect-transform.c (vectorizable_call): Add check for
13902 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13903 (vectorizable_store): likewise.
13904 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13906 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13907 (vectorizable_type_promotion, vectorizable_load): Likewise.
13908 (vectorizable_live_operation, vectorizable_condition): Likewise.
13909 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13911 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13913 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13915 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13916 register numbers more.
13917 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13918 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13919 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13920 FUNCTION_VALUE_REGNO_P): Likewise.
13921 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13922 STATIC_CHAIN_REGNUM): Likewise.
13923 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13924 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13925 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13926 * config/m68k/m68k.md (FP_REG): New.
13928 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13930 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13933 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13935 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13936 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13939 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13941 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13944 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13947 * c-decl.c (finish_decl): Grab the type of the decl after the call
13948 to store_init_value.
13950 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13952 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13954 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13957 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13958 dominators, post dominators and cleanup cfg before returning.
13960 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13962 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13963 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13965 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13967 * config.gcc: Recognize fido.
13968 * config/m68k/m68k-devices.def (fidoa): New.
13969 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13971 (FL_FIDOA, TARGET_FIDOA): New.
13972 * config/m68k/m68k.opt (mfidoa): New.
13974 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13976 PR middle-end/31322
13977 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13978 when a personality function is used.
13980 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13982 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13984 2007-04-13 Mike Stump <mrs@apple.com>
13986 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13988 * config/darwin.opt (fapple-kext): Make C++ only.
13989 * config/darwin.c (darwin_override_options): Remove code to ensure
13990 -fapple-kext is given for C++ only.
13992 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13994 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13995 * config/mips/mips.c (override_options): Call
13996 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13998 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14000 * config/i386/i386.opt (msvr3-shlib): Removed.
14002 * doc/invoke.texi: Remove -msvr3-shlib.
14004 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14006 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14007 with "popcnt" instruction.
14009 2007-04-13 Richard Guenther <rguenther@suse.de>
14011 PR tree-optimization/21258
14012 * tree-vrp.c (compare_case_labels): New helper.
14013 (find_switch_asserts): New function.
14014 (find_assert_locations): Call it for SWITCH_EXPRs.
14016 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14018 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14019 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14020 check is now implied in X87_FLOAT_MODE_P.
14021 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14022 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14023 (fix_trunc<mode>_i386_fisttp): Ditto.
14024 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14025 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14026 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14027 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14028 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14029 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14030 (unnamed_splitters): Ditto.
14031 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14032 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14033 FIRST_SSE_REG for local functions when SSE math is enabled or
14034 for functions with sseregparm attribute.
14035 (standard_80387_constant_p): Return -1 if mode is not
14037 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14038 (ix86_expand_compare): Ditto.
14039 (ix86_expand_carry_flag_compare): Ditto.
14040 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14041 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14042 DECIMAL_FLOAT_MODE_P.
14043 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14044 of SCALAR_FLOAT_MODE_P.
14045 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14046 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14047 checks before FLOAT_MODE_P.
14048 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14049 before FLOAT_MODE_P.
14054 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14056 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14057 Charles Wilson <libtool@cwilson.fastmail.fm>
14059 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14060 (libgcc.mvars): Don't depend on them.
14061 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14062 * exec-tool.in: New.
14064 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14066 * doc/invoke.text (--help): Document --help=common.
14068 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14070 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14072 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14074 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14075 * genemit.c (main): Emit #include "integrate.h".
14076 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14077 (LOADGP_RTP): New mips_loadgp_style.
14078 * config/mips/mips.h: Include config/vxworks-dummy.h.
14079 (TARGET_RTP_PIC): New macro.
14080 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14081 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14082 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14083 for TARGET_RTP_PIC.
14084 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14085 -mvxworks-pic when using -mrtp and a PIC option.
14086 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14088 (mips_symbolic_constant_p, mips_symbolic_address_p)
14089 (mips_symbol_insns): Handle SYMBOL_HALF.
14090 (override_options): Warn about -G and -mrtp being used together.
14091 Initialize mips_lo_relocs[SYMBOL_HALF].
14092 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14093 (mips_emit_loadgp): Handle LOADGP_RTP.
14094 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14095 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14096 (tablejump): Handle function-relative case table entries if
14098 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14100 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14102 * config/mips/mips.md (load_call<mode>): Allow any general register.
14104 (sibcall_value_internal, sibcall_value_multiple_internal)
14105 (call_value_internal, call_value_split, call_value_multiple_internal)
14106 (call_value_multiple_split): Remove constraints from operand 0.
14108 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14110 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14111 rather than loadgp_noshared.
14112 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14113 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14115 * config/mips/mips.md (loadgp): Rename to...
14116 (loadgp_newabi): ...this.
14117 (loadgp_noshared): Rename to...
14118 (loadgp_absolute): ...this.
14120 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14122 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14123 false for locally-binding symbols.
14124 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14126 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14128 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14129 (SYMBOL_GOT_PAGE_OFST): ...this.
14130 (SYMBOL_GOT_GLOBAL): Rename to...
14131 (SYMBOL_GOT_DISP): ...this.
14132 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14133 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14134 * config/mips/mips.c (mips_global_symbol_p): New function.
14135 (mips_symbol_binds_local_p): Likewise.
14136 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14137 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14138 mips_global_symbol_p and mips_symbol_binds_local_p.
14139 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14140 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14141 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14142 SYMBOL_GOTOFF_DISP.
14143 (mips_ok_for_lazy_binding_p): New function.
14144 (mips_load_call_address, mips_expand_call): Use it.
14145 (mips_dangerous_for_la25_p): Likewise.
14146 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14147 (*got_disp<mode>): Use got_disp_operand instead of
14148 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14149 SYMBOL_GOTOFF_GLOBAL.
14150 (*got_page<mode>): Use got_page_ofst_operand instead of
14152 * config/mips/predicates.md (const_call_insn_operand): Use
14153 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14154 (global_got_operand): Rename to...
14155 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14157 (local_got_operand): Rename to...
14158 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14159 of SYMBOL_GOT_LOCAL.
14161 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14163 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14164 TARGET_CALL_CLOBBERED_GP.
14165 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14166 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14167 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14168 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14169 of TARGET_ABICALLS && !TARGET_NEWABI.
14170 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14171 * config/mips/mips.c (mips_load_call_address): Check
14172 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14173 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14174 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14175 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14176 TARGET_ABICALLS && TARGET_NEWABI.
14177 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14179 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14180 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14181 TARGET_ABICALLS && TARGET_NEWABI.
14182 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14183 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14184 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14185 whether indirect calls must use $25.
14186 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14188 * config/mips/mips.md (jal_macro): Check flag_pic and
14189 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14190 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14191 instead of TARGET_ABICALLS.
14192 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14193 TARGET_ABICALLS && TARGET_OLDABI.
14194 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14195 (sibcall): In the comment above the define_insn, mention
14196 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14197 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14198 instead of TARGET_ABICALLS.
14200 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14202 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14203 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14204 (MACFLAGS_MATCH_P): New macro.
14205 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14206 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14207 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14208 the other MACFLAG constants.
14209 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14210 (flag_machi): Tighten constraints. Renumber some of the operands.
14211 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14213 (flag_machi_parts_acconly): New pattern.
14214 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14216 (flag_macinit1hi): Tighten constraints.
14217 (flag_mul_macv2hi_parts_acconly): New pattern.
14219 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14220 Use a more efficient implementation.
14221 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14222 inline sequences when not optimizing for size.
14224 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14225 movhi_high2low): Delete, merge functionality into...
14226 (packv2hi): ... this pattern.
14228 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14229 * config/bfin/bfin.opt (msim): New option.
14230 (mcpu=): New option.
14231 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14232 (bfin_cpu_t): Typedef of enum bfin_cpu.
14233 (bfin_cpu_type): New declaration.
14234 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14235 -msim and -mcpu= options.
14236 (LIB_SPEC): Likewise.
14237 * config/bfin/bfin.c (bfin_cpu_type): Define.
14238 (bfin_handle_option): Handle -mcpu= option.
14239 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14240 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14241 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14243 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14245 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14246 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14247 (powerpc-wrs-vxworksae): Use ${tm_file}.
14248 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14249 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14250 * config/i386/vx-common.h: New file.
14252 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14254 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14257 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14259 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14262 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14266 * c-common.c (c_build_qualified_type): Set canonical type
14269 2007-04-12 Richard Guenther <rguenther@suse.de>
14271 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14272 lower bound and element size if lower bound is not zero
14273 or either of the ARRAY_REF operands is set.
14275 2007-04-12 Richard Guenther <rguenther@suse.de>
14277 PR tree-optimization/24689
14278 PR tree-optimization/31307
14279 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14281 * gimplify.c (canonicalize_addr_expr): To be consistent with
14282 gimplify_compound_lval only set operands two and three of
14283 ARRAY_REFs if they are not gimple_min_invariant. This makes
14284 it never at this place.
14285 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14287 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14289 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14290 null before emitting a .nsubspa directive.
14292 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14294 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14295 need_to_partition_p if there are no memory statements in the
14298 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14300 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14301 (gcd_of_steps_may_divide_p): New function.
14302 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14304 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14306 * reload.c (find_reloads_toplev, find_reloads_address,
14307 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14308 not a pointer equality test, to decide if we need to call
14309 push_reg_equiv_alt_mem.
14311 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14313 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14314 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14316 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14318 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14320 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14321 vector to be positive.
14323 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14327 * doc/invoke.texi: Document --params max-aliased-vops and
14329 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14330 debug_memory_partitions): Move to tree-flow.h
14331 * params.h (AVG_ALIASED_VOPS): Define.
14332 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14334 (mp_info_t): Likewise.
14335 (get_mem_sym_stats_for): New.
14336 (set_memory_partition): Move from tree-flow-inline.h.
14337 (mark_non_addressable): Only clear the set of symbols for the
14338 partition if it exists.
14339 (dump_memory_partitions): Move from tree-ssa-operands.c
14340 (debug_memory_partitions): Likewise.
14341 (need_to_partition_p): New.
14342 (dump_mem_ref_stats): New.
14343 (debug_mem_ref_stats): New.
14344 (dump_mem_sym_stats): New.
14345 (debug_mem_sym_stats): New.
14346 (update_mem_sym_stats_from_stmt): New.
14347 (compare_mp_info_entries): New.
14348 (mp_info_cmp): Call it.
14349 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14351 (get_mpt_for): Move from tree-ssa-operands.c.
14352 (find_partition_for): New.
14353 (create_partition_for): Remove.
14354 (estimate_vop_reduction): New.
14355 (update_reference_counts): New.
14356 (build_mp_info): New.
14357 (compute_memory_partitions): Refactor.
14358 Document new heuristic.
14359 Call build_mp_info, update_reference_counts,
14360 find_partition_for and estimate_vop_reduction.
14361 (compute_may_aliases): Populate virtual operands before
14362 calling debugging dumps.
14363 (delete_mem_sym_stats): New.
14364 (delete_mem_ref_stats): New.
14365 (init_mem_ref_stats): New.
14366 (init_alias_info): Call it.
14367 (maybe_create_global_var): Remove alias_info argument.
14368 Get number of call sites and number of pure/const call sites
14369 from gimple_mem_ref_stats().
14370 (dump_alias_info): Call dump_memory_partitions first.
14371 (dump_points_to_info_for): Show how many times a pointer has
14373 * opts.c (decode_options): For -O2 set --param
14374 max-aliased-vops to 500.
14375 For -O3 set --param max-aliased-vops to 1000 and --param
14376 avg-aliased-vops to 3.
14377 * fortran/options.c (gfc_init_options): Remove assignment to
14379 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14380 * tree-dfa.c (dump_variable): Dump memory reference
14382 Dump NO_ALIAS* settings.
14383 (referenced_var_lookup): Tidy.
14384 (mem_sym_stats): New.
14385 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14386 and ORIG are different SSA names for a memory partition.
14387 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14388 * tree-flow.h (struct mem_sym_stats_d): Define.
14389 (mem_sym_stats_t): Define.
14390 (struct mem_ref_stats_d): Define.
14391 (struct gimple_df): Add field mem_ref_stats.
14392 (enum noalias_state): Define.
14393 (struct var_ann_d): Add bitfield noalias_state.
14394 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14395 debug_mem_ref_stats, debug_memory_partitions,
14396 debug_mem_sym_stats): Declare.
14397 * tree-ssa-structalias.c (update_alias_info): Update call
14398 sites, pure/const call sites and asm sites in structure
14399 returned by gimple_mem_ref_stats.
14400 Remove local variable IS_POTENTIAL_DEREF.
14401 Increase NUM_DEREFS if the memory expression is a potential
14403 Call update_mem_sym_stats_from_stmt.
14404 If the memory references memory, call
14405 update_mem_sym_stats_from_stmt for all the direct memory
14406 symbol references found.
14407 (intra_create_variable_infos): Set noalias_state field for
14408 pointer arguments according to the value of
14409 flag_argument_noalias.
14410 * tree-ssa-structalias.h (struct alias_info): Remove fields
14411 num_calls_found and num_pure_const_calls_found.
14412 (update_mem_sym_stats_from_stmt): Declare.
14413 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14414 Set default value to 100.
14415 (PARAM_AVG_ALIASED_VOPS): Define.
14417 2007-04-11 Richard Guenther <rguenther@suse.de>
14419 PR middle-end/31530
14420 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14421 a * -b + c as c - a * b if we honor sign dependent rounding.
14423 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14425 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14426 bfin_expand_strmov.
14427 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14428 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14430 (initialize_trampoline): Don't use old-style function definition.
14431 (bfin_secondary_reload): Mark IN_P argument as unused.
14433 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14435 PR tree-optimization/31343
14436 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14437 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14438 * testsuite/gcc.dg/vect/pr31343.c: New.
14440 2007-04-10 Eric Christopher <echristo@apple.com>
14442 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14443 * config/i386/i386.md (*cmpfp0): Use.
14444 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14445 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14446 (fix_trunc<mode>_i386_fisttp): Ditto.
14447 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14448 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14449 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14450 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14451 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14452 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14453 (unnamed_splitters): Ditto.
14454 * config/i386/i386.c (output_fix_trunc): Assert that
14455 we're not being passed a TFmode operand.
14457 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14459 PR tree-optimization/31526
14460 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14461 n_basic_blocks to find newly added blocks.
14463 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14465 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14467 (fix_trunc<mode>si_sse): Ditto.
14468 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14469 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14470 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14471 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14472 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14473 expander using SSEMODEF mode macro.
14474 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14475 expander using SSEMODEF mode macro.
14476 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14477 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14478 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14479 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14480 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14481 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14482 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14483 Macroize insn using X87MODEF mode macro.
14485 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14487 * config/i386/sse.md (sse2_pinsrw): Removed.
14488 (sse2_pextrw): Renamed to ...
14489 (*sse2_pextrw): This.
14491 2007-04-09 Jan Hubicka <jh@suse.cz>
14494 * config/i386/sse.md
14495 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14496 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14497 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14498 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14500 2007-04-09 Jan Hubicka <jh@suse.cz>
14502 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14503 multiple fields of union.
14505 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14507 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14508 (create_preheaders): Check that loops are available.
14509 (fix_loop_structure): Clean up, improve comments.
14510 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14511 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14513 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14514 * predict.c (tree_estimate_probability): Do not call
14515 calculate_dominance_info. Call create_preheaders.
14516 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14517 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14519 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14520 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14521 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14522 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14525 2007-04-08 Jan Hubicka <jh@suse.cz>
14527 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14528 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14529 * fold-const.c (fold_unary): Use it.
14531 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14533 * varasm.c (assemble_variable): Remove call to
14534 lang_hooks.decls.prepare_assemble_variable.
14535 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14536 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14537 * langhooks.h (lang_hooks_for_decls): Remove
14538 prepare_assemble_variable.
14540 2007-04-08 Mike Stump <mrs@apple.com>
14542 * config/i386/i386.c: Use inc/dec on Core2.
14544 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14546 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14547 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14548 lhd_tree_inlining_end_inlining): Remove.
14549 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14550 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14551 end_inlining hooks.
14552 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14553 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14554 lhd_tree_inlining_end_inlining): Remove prototypes.
14555 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14556 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14557 LANG_HOOKS_TREE_INLINING_START_INLINING,
14558 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14560 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14563 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14566 * config/avr/predicates.md (io_address_operand): Delete predicate.
14567 (low_io_address_operand): Don't use 'mode' argument.
14568 (higth_io_address_operand): Rename ...
14569 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14570 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14573 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14575 Revert change removing staticp.
14577 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14580 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14583 2007-04-07 Bruce Korb <bkorb@gnu.org>
14585 * c.opt: Add -Wformat-contains-nul.
14586 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14588 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14589 the NUL byte warning.
14591 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14593 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14595 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14597 * tree.c (staticp): No longer use staticp langhook.
14598 * langhooks.c (lhd_staticp): Removed.
14599 * langhooks.h (struct lang_hooks): Remove staticp.
14600 * c-common.c (c_staticp): Remove.
14601 * c-common.h (c_staticp): Ditto.
14602 * langhooks-defs.h (lhd_staticp): Ditto.
14603 (LHD_HOOKS_STATICP): Ditto
14604 * tree.h (gcc_assert_lowered): New macro.
14606 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14608 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14609 argument "reliable".
14610 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14611 Add argument "reliable". Propagate it through calls.
14612 (infer_loop_bounds_from_undefined): Derive number of iterations
14613 estimates from references in blocks that do not dominate loop latch.
14614 (gcov_type_to_double_int): New function.
14615 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14616 and expected_loop_iterations_unbounded.
14617 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14618 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14619 * tree-data-ref.c (estimated_loop_iterations): Export.
14620 (get_references_in_stmt): Fix -- do not return addresses of local
14622 * cfgloop.h (expected_loop_iterations_unbounded,
14623 estimated_loop_iterations): Declare.
14625 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14627 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14629 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14631 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14632 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14633 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14634 Use output_387_reg_move().
14635 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14636 expander using X87MODEF12 mode macro.
14637 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14638 choosing register preferences. Use output_387_reg_move().
14639 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14640 instead of "x". Use output_387_reg_move().
14641 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14642 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14643 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14644 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14645 Use output_387_reg_move().
14646 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14648 (*truncxf?f_i387 splitter): Ditto.
14650 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14652 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14653 LANG_HOOKS_SAFE_FROM_P.
14654 * expr.c (safe_from_p): Remove langhook call.
14655 * langhooks.h (lang_hooks): Remove safe_from_p.
14656 (lhd_safe_from_p): Remove prototype.
14657 * langhooks.c (lhd_safe_from_p): Remove.
14659 2007-04-06 Jan Hubicka <jh@suse.cz>
14661 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14664 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14666 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14667 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14668 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14669 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14671 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14672 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14674 2007-04-05 Richard Henderson <rth@redhat.com>
14676 * config/alpha/alpha.c (print_operand) [+]: Remove.
14677 (alpha_end_function): Print nop if call at end of function.
14678 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14679 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14680 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14681 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14682 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14683 the call pattern. Update peepholes to match.
14685 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14687 * doc/extend.texi (Other Builtins): Add decimal float variants
14689 * builtins.def: Ditto.
14690 * builtins.c (expand_builtin): Ditto.
14692 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14693 H.J. Lu <hongjiu.lu@intel.com>
14696 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14697 of V8HImode when calling ix86_binary_operator_ok.
14698 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14699 (sdot_prodv8hi): Operands 1 and 2 must be register.
14701 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14703 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14704 initialize align to silence bogus warning.
14706 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14708 PR middle-end/22156
14709 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14711 (struct sra_walk_fns): Remove use_all parameter from use.
14712 (sra_hash_tree): Handle BIT_FIELD_REFs.
14713 (sra_elt_hash): Don't hash bitfld blocks.
14714 (sra_elt_eq): Skip them in parent compares as well. Handle
14716 (sra_walk_expr): Don't maintain or pass down use_all_p.
14717 (scan_use): Remove use_all parameter.
14718 (scalarize_use): Likewise. Re-expand assignment to
14719 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14720 output, and re-scalarize after output. Don't mark anything
14722 (scalarize_ldst): Adjust.
14723 (scalarize_walk_gimple_modify_statement): Likewise.
14724 (build_element_name_1): Handle BIT_FIELD_REFs.
14725 (instantiate_element): Don't warn for any element whose parent
14726 is used as a whole.
14727 (instantiate_missing_elements_1): Return the sra_elt.
14728 (canon_type_for_field): New.
14729 (try_instantiate_multiple_fields): New.
14730 (instantiate_missing_elemnts): Use them.
14731 (mark_no_warning): Removed.
14732 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14733 (REPLDUP, sra_build_elt_assignment): New.
14734 (generate_copy_inout): Use them.
14735 (generate_element_copy): Likewise. Handle bitfld differences.
14736 (generate_element_zero): Don't recurse for blocks. Use
14737 sra_build_elt_assignment.
14738 (generate_one_element_int): Take elt instead of var. Use
14739 sra_build_elt_assignment.
14740 (generate_element_init_1): Adjust.
14741 (scalarize_use, scalarize_copy): Use REPLDUP.
14742 (scalarize_ldst): Move assert before dereference.
14743 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14745 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14747 * regmove.c: Fix unused variable warnings due to previous commit.
14749 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14751 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14752 (regmove_bb_head): Remove.
14753 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14754 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14755 problems with fixup_match_1.
14756 Don't initialize/free regmove_bb_head.
14758 (reg_is_remote_constant_p): If an insn is in the same basic block
14759 but not before INSN, consider it remote, too.
14761 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14764 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14765 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14767 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14770 (CONDITIONAL_REGISTER_USAGE): Likewise.
14772 2007-04-04 Richard Henderson <rth@redhat.com>
14774 * config/alpha/lib1funcs.asm: Remove unused file.
14776 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14779 * opts.c (print_specific_help): Fix --help=<language>
14781 (common_handle_option): Support --help=common.
14783 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14786 * gcc.c (main): Do not run the linker if
14787 print_subprocess_help indicates that it shouldn't be
14790 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14793 * doc/invoke.texi (--help=): Document <languages> value, fix
14794 formatting in tables of values.
14796 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14798 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14799 dllimport attribute of virtual methods.
14801 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14803 * config/score/crti.asm: Change _bss_start to __bss_start.
14804 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14805 (OUTGOING_REG_PARM_STACK_SPACE) update.
14806 * config/score/score.opt: add options to make backend support
14807 score5, score5u, score7 and score7d.
14808 * config/score/score.md: Likewise.
14809 * config/score/misc.md: Likewise.
14810 * config/score/mac.md: Likewise.
14811 * doc/invoke.texi: Likewise.
14812 * doc/md.texi: update constraints define.
14814 2007-04-03 Richard Henderson <rth@redhat.com>
14816 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14817 an appropriate type, use the mode instead.
14819 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14821 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14822 Set the default --with-arch setting to mips2.
14823 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14824 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14825 (MULTILIB_OSDIRNAMES): Delete.
14826 (MULTILIB_DIRNAMES): Define.
14827 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14828 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14829 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14830 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14831 VXWORKS_OS_CPP_BUILTINS.
14832 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14833 (MIPS_DEBUGGING_INFO): Undefine.
14834 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14836 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14838 PR middle-end/30704
14839 * fold-const.c (native_encode_real): Encode real.c provided longs
14840 as a series of 32-bit native integers.
14841 (native_interpret_real): Interpret buffer as a series of 32-bit
14844 2007-04-03 Richard Guenther <rguenther@suse.de>
14846 * genpreds.c (write_insn_constraint_len): Write function
14847 optimized for CONSTRAINT_LEN implementation.
14848 (write_tm_preds_h): Output insn_constraint_len inline and
14849 use it for CONSTRAINT_LEN.
14850 (write_insn_preds_c): Don't output insn_constraint_len.
14851 * doc/md.texi (define_register_constraint): Document multi-letter
14852 constraints shall have the same length if they start with the same
14855 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14858 * config/i386/i386.md (isinf<mode>2): Expand only when
14859 TARGET_C99_FUNCTIONS is set.
14861 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14863 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14864 (x86_64-*-linux*): Ditto.
14865 * config/i386/i386.opt (mpc): New option.
14866 * config/i386/i386.c (overrride_options): Handle
14867 ix87_precision_string.
14868 * config/i386/crtprec.c: New file.
14869 * config/i386/t-crtpc: Ditto.
14870 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14871 and -mpc80 options.
14872 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14873 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14874 crtprec32.o, crtprec64.o and crtprec80.o.
14876 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14877 and -mpc80 options.
14878 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14880 2007-04-02 Eric Christopher <echristo@apple.com>
14882 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14883 limitations on darwin.
14885 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14888 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14890 2007-04-02 Dave Korn <dave.korn@artimi.com>
14892 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14894 2007-04-02 Dave Korn <dave.korn@artimi.com>
14896 * libgcc2.h (exception_descriptor): Don't forward-declare.
14897 (__get_eh_table_language, __get_eh_table_version): Delete
14898 prototypes of long-dead functions.
14900 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14902 * ebitmap.h: New file
14903 * ebitmap.c: New file
14904 * Makefile.in (ebitmap.o): New target.
14906 2007-04-01 Jan Hubicka <jh@suse.cz>
14908 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14909 before very first instruction.
14911 2007-04-01 Jan Hubicka <jh@suse.cz>
14913 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14914 waring on 64bit hosts.
14915 * bitmap.h: Fix typo in bitmap_head_def.
14917 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14919 PR rtl-optimization/31391
14920 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14921 into a DELETED_LABEL note, and the label is in an empty basic
14922 block, update BB_END as well as BB_HEAD.
14924 2007-04-01 Richard Henderson <rth@redhat.com>
14926 PR tree-optimization/31169
14927 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14928 to varying if the range is outside [0, prec-1].
14930 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14933 * config/mips/mips.md (load_const_gp): New insn.
14934 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14935 the MIPS16 GP pseudo register if no_new_pseudos.
14936 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14938 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14941 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14943 (call_value): Likewise.
14945 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14946 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14949 * doc/invoke.texi: (optimization options): Reword description
14950 of -ffast-math. Document its primary purpose.
14952 2007-03-31 Richard Guenther <rguenther@suse.de>
14954 * omp-low.c (splay-tree.h): Include.
14955 (lookup_decl): Replace splay-tree usage by pointer-map.
14956 (maybe_lookup_decl): Likewise.
14957 (new_omp_context): Likewise.
14958 (delete_omp_context): Likewise.
14959 * gimplify.c (splay-tree.h): Include.
14960 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14962 (remap_ssa_name): Likewise.
14963 (remap_decl): Likewise.
14964 (remap_type_1): Likewise.
14965 (remap_type): Likewise.
14966 (copy_body_r): Likewise.
14967 (expand_call_inline): Likewise.
14968 (clone_body): Likewise.
14969 (copy_tree_r): Likewise.
14970 (remap_save_expr): Likewise.
14971 (unsave_r): Likewise.
14972 (unsave_expr_now): Likewise.
14973 (tree_function_versioning): Likewise.
14974 (build_duplicate_type): Likewise.
14975 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14976 (struct copy_body_data): Replace splay-tree by pointer-map.
14977 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14978 not $(SPLAY_TREE_H).
14979 (gimplify.o): Depend on $(SPLAY_TREE_H).
14980 (omp-low.p): Likewise.
14982 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14984 * config/avr/predicates.md (even_register_operand,
14985 odd_register_operand): New predicates.
14986 * config/avr/avr.md (movw peephole2): New.
14987 (movw_r peephole2): New.
14989 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14991 * tree.h (get_signed_or_unsigned_type): New.
14992 * fold-const.c (operand_equal_for_comparison_p): Use
14993 get_signed_or_unsigned_type instead of
14994 lang_hooks.types.signed_or_unsigned_type.
14995 * expr.c (store_expr): Ditto.
14996 * langhooks.c (get_signed_or_unsigned_type): New.
14997 (lhd_signed_or_unsigned_type): New.
14998 * langhooks.h (lhd_signed_or_unsigned_type): New.
14999 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15001 2007-03-30 Richard Henderson <rth@redhat.com>
15003 * tree-ssa-loop-ivopts.c: Include target.h.
15004 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15005 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15006 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15007 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15009 2007-03-30 Richard Henderson <rth@redhat.com>
15010 Kai Tietz <kai.tietz@onevision.com>
15012 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15013 default for 64-bit.
15014 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15015 (TARGET_64BIT_MS_ABI): New.
15016 (DBX_REGISTER_NUMBER): Handle 64-bit.
15017 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15018 (LONG_TYPE_SIZE): Force to 32.
15019 (REG_PARM_STACK_SPACE): New.
15020 (OUTGOING_REG_PARM_STACK_SPACE): New.
15021 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15022 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15023 (STACK_BOUNDARY): Use 128 for 64-bit.
15024 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15025 Add 64-bit implementation.
15026 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15028 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15029 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15030 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15031 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15032 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15033 TARGET_64BIT_MS_ABI.
15034 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15035 (ix86_pass_by_reference): Likewise.
15036 (ix86_function_value_regno_p): Likewise.
15037 (ix86_build_builtin_va_list): Likewise.
15038 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15039 (function_arg_advance_ms_64): New.
15040 (function_arg_advance): Call it.
15041 (function_arg_ms_64): New.
15042 (function_arg): Call it.
15043 (function_value_ms_64): New.
15044 (ix86_function_value_1): Call it.
15045 (return_in_memory_ms_64): New.
15046 (ix86_return_in_memory): Call it.
15047 (setup_incoming_varargs_ms_64): New.
15048 (ix86_setup_incoming_varargs): Call it.
15049 (ix86_expand_prologue): Handle 64-bit stack probing.
15050 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15051 (output_pic_addr_const): Likewise.
15052 (x86_this_parameter): Likewise.
15053 (x86_output_mi_thunk): Likewise.
15054 (x86_function_profiler): Likewise.
15055 (TARGET_STRICT_ARGUMENT_NAMING): New.
15056 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15057 (TARGET_64BIT_MS_ABI): New.
15058 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15059 * config/i386/i386.md (allocate_stack_worker): Remove.
15060 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15061 describe the clobber of eax without a match_scratch.
15062 (allocate_stack_worker_postreload): Remove.
15063 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15064 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15065 (allocate_stack_worker_rex64_postreload): Remove.
15066 (allocate_stack): Handle 64-bit.
15067 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15068 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15069 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15070 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15071 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15072 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15073 * config.build (x86_64-*-mingw*): New host.
15074 * config.host (x86_64-*-mingw*): New host.
15075 * config.gcc (x86_64-*-mingw*): New target.
15076 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15078 2007-03-30 Richard Henderson <rth@redhat.com>
15079 Kai Tietz <kai.tietz@onevision.com>
15081 * c-pragma.c (struct def_pragma_macro_value): New.
15082 (struct def_pragma_macro): New.
15083 (pushed_macro_table): New.
15084 (dpm_hash, dpm_eq): New.
15085 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15086 (init_pragma): Install them.
15087 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15089 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15091 * config/avr/avr.c (avr_override_options): Clear
15092 'flag_delete_null_pointer_checks'.
15094 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15097 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15098 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15099 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15100 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15101 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15102 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15103 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15105 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15107 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15109 * regmove.c: Move all of pass_stack_adjustments from here...
15110 * combine-stack-adj.c: ...to this new file.
15111 * Makefile.in: Add rules for combine-stack-adj.o.
15113 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15115 PR tree-optimization/31383
15116 * tree-data-ref.c (affine_function_equal_p): Do not require the
15117 vectors to have the same length.
15119 2007-03-30 Jan Hubicka <jh@suse.cz>
15121 PR middle-end/30700
15122 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15123 availablility; add more sanity checking; ask varpool only about
15126 2007-03-29 Richard Henderson <rth@redhat.com>
15128 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15129 to decide, but __SIZEOF_LONG_LONG__.
15131 2007-03-29 Richard Henderson <rth@redhat.com>
15133 * emutls.c (struct __emutls_array): New.
15134 (emutls_destroy): Use it instead of casting element 0 from void*.
15135 (__emutls_get_address): Likewise.
15137 2007-03-29 Richard Henderson <rth@redhat.com>
15139 * varasm.c (initializer_constant_valid_p): Don't deny
15140 DECL_DLLIMPORT_P on functions.
15142 * config/i386/cygming.h: Remove function declarations.
15143 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15144 (ASM_OUTPUT_LABELREF): Remove.
15145 (COMMON_ASM_OP): Remove.
15146 (ASM_OUTPUT_COMMON): Remove.
15147 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15148 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15149 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15150 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15151 Rename from TARGET_ENCODE_SECTION_INFO.
15152 * config/i386/netware.h: Likewise.
15153 * config/i386/i386-protos.h: Update.
15154 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15155 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15156 (legitimate_constant_p): Reject dllimports.
15157 (dllimport_map, get_dllimport_decl): New.
15158 (legitimize_dllimport_symbol): New.
15159 (legitimize_address, ix86_expand_move): Use it.
15160 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15161 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15162 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15163 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15164 * config/i386/predicates.md (constant_call_address_operand): Only
15165 accept symbols; reject dllimport_p symbols.
15166 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15167 i386_pe_maybe_record_exported_symbol.
15168 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15169 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15170 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15171 trust the setting of DECL_DLLIMPORT_P.
15172 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15173 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15174 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15175 tidy the argument scanning loop.
15176 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15177 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15178 (i386_pe_strip_name_encoding): Remove.
15179 (i386_pe_binds_local_p): New.
15180 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15181 (i386_pe_output_labelref): Remove.
15182 (i386_pe_asm_output_aligned_decl_common): New.
15183 (i386_pe_maybe_record_exported_symbol): Rename from
15184 i386_pe_record_exported_symbol; check for dllexported symbols.
15186 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15188 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15189 add comment explaining why vsnprintf cannot be used.
15191 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15193 PR tree-optimization/30666
15194 * tree.c (build_complex_type): When creating type names for DWARF2
15195 debug info, create TYPE_DECLs for TYPE_NAME instead of
15197 (build_common_tree_nodes_2): Use build_complex_type when building
15198 predefined complex types, to preserve canonical types.
15200 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15202 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15203 (noce_get_alt_condition): Look at it to determine whether to
15204 reverse the condition or not.
15205 (noce_get_condition): Substitute the truth for lies.
15206 (noce_find_if_block): Set the then_else_reversed field.
15208 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15210 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15211 destination of this insn.
15212 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15213 than calling gen_rtx_SET directly. Use r0 to hold the value of
15214 'address + 4' rather than a stack based temporary which can be
15215 mis-optimized away.
15217 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15219 * config/s390/s390.c (s390_secondary_input_reload_class,
15220 s390_secondary_output_reload_class): Functions removed.
15221 (s390_secondary_reload): New function.
15222 (TARGET_SECONDARY_RELOAD): Target macro defined.
15223 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15224 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15225 * config/s390/s390.md ("reload_outti", "reload_outdi",
15226 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15227 "reload_out<mode>"): Expanders removed.
15228 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15229 "reload<mode>_nonoffmem_out"): Expanders added.
15231 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15233 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15234 action if SRC->DEST replacement failed anyway.
15236 2007-03-28 Mike Stump <mrs@apple.com>
15238 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15239 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15240 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15242 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15244 * config.gcc: Accept barcelona as a variant of amdfam10.
15245 * config/i386/i386.c (override_options): Likewise.
15246 * doc/invoke.texi: Likewise.
15248 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15250 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15251 offsets for BIT_FIELD_REF and COMPONENT_REF.
15253 2007-03-28 Richard Guenther <rguenther@suse.de>
15255 * tree.c (is_global_var): Move ...
15256 * tree-flow-inline.h (is_global_var): ... here.
15257 * tree.h (is_global_var): Remove declaration.
15259 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15261 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15263 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15264 * config/i386/i386.c (ix86_tune_features): Initialize new
15266 * config/i386/predicates.md (promotable_binary_operator): Use
15267 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15269 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15272 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15274 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15276 * config/fr30/fr30.md (movsi_internal): Change destination
15277 constraint from m to V and add m to the end.
15279 2007-03-28 Christian Bruel <christian.bruel@st.com>
15281 * config/sh/sh.md (movsi_i): Fix type attribute.
15283 2007-03-28 Christian Bruel <christian.bruel@st.com>
15285 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15286 (movsf_ie): Likewise.
15288 2007-03-28 Christian Bruel <christian.bruel@st.com>
15290 * config.gcc: Add sh4-300 to multilib.
15291 * config/sh/t-mlib-sh4-300: New file.
15293 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15295 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15296 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15297 fix_trunc<mode>di2.
15298 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15299 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15300 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15301 "fixuns_trunctddi2"): Whitespace fix.
15303 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15305 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15306 the definition of struct sh_args.
15307 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15308 CALL_COOKIE_INT_REG_GET): Likewise.
15310 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15312 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15313 transformations are applied successfully.
15315 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15317 * tree.c (tree_contains_struct): Permit 512 tree codes.
15318 * tree.h (tree_contains_struct): Ditto.
15319 (MAX_TREE_CODES): Ditto.
15320 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15321 SPARE member to store remaining padding bits.
15323 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15325 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15328 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15330 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15331 * configure: Regenerate.
15333 * configure: Regenerate using the correct version of autoconf.
15335 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15337 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15339 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15340 regs to "__SP_L__" and "__SP_H__".
15342 2007-03-27 Richard Guenther <rguenther@suse.de>
15344 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15345 computations with it with a HOST_WIDE_INT variable.
15347 2007-03-26 Mike Stump <mrs@apple.com>
15349 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15350 objective-c-header, objective-c++-header and objc++-cpp-output
15352 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15354 2007-03-26 Richard Henderson <rth@redhat.com>
15357 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15358 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15359 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15360 IX86_BUILTIN_PSRLQ128): New.
15361 (ix86_init_mmx_sse_builtins): Add them.
15362 (ix86_expand_builtin): Expand them.
15363 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15364 operand 2 be TImode.
15365 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15366 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15367 _mm_srli_epi64): Mark __B const.
15368 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15369 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15370 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15371 new two-vector shift builtins.
15373 2007-03-26 Ian Lance Taylor <iant@google.com>
15375 PR tree-optimization/31345
15376 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15377 [+INF, +INF(OVF)] into VARYING.
15379 2007-03-26 Zack Weinberg <zackw@panix.com>
15381 * gengtype-parse.c: New file.
15382 * gengtype-yacc.y: Delete.
15383 * gengtype-lex.l: Don't include gengtype-yacc.h.
15384 Define YY_DECL and yyterminate appropriately for recursive
15385 descent parser. yylval is now a string out-parameter to yylex.
15386 (HWS, EOID): New shorthand.
15387 (IWORD): Add a couple more types.
15388 (yylex): Add a setup stanza. Remove the complex rules for
15389 detecting GTY'ed types and typedefs; replace with simple
15390 keyword detectors. Adjust everything for the changed
15391 definition of yylval. Ignore all pp-directives, not just #define.
15393 (parse_file): Rename yybegin; do not call yyparse.
15395 * gengtype.c (xasprintf): Export again.
15396 (this_file): New. Use everywhere __FILE__ was being used.
15397 (get_lang_bitmap): Special case types defined in gengtype.c.
15398 (do_typedef, new_structure): Suppress definition of certain types.
15399 (new_structure): Improve diagnostics of duplicate definitions.
15400 Make sure location_s is associated with input.h.
15401 (nreverse_pairs, define_location_structures): New functions.
15402 (main): Improve tagging of kludge types. Remove old kludges
15403 for input.h types; use define_location_structures.
15404 * gengtype.h: Update prototypes. Define token codes here.
15405 * Makefile.in: Remove all references to gengtype-yacc.
15406 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15408 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15409 add GTY((skip)) to the field that's only conditionally there.
15410 * doc/install.texi: Document that Bison is no longer required
15411 unless building treelang.
15413 * gengtype.c: Don't include gtyp-gen.h.
15414 (srcdir): Declare here.
15415 (base_files, lang_dir_names): Allocate dynamically.
15416 (gt_files, num_gt_files, num_lang_dirs): New globals.
15417 (measure_input_list, read_input_line, read_input_list)
15418 (set_lang_bitmap): New functions.
15419 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15420 simplify, relying on read_input_list to set up the bitmaps.
15421 (main): Arguments are no longer unused. Check for correct number
15422 of command line arguments, set srcdir and srcdir_len, then call
15423 read_input_list, before doing anything else. No need to worry
15424 about duplicates in main loop.
15425 * configure.ac: Simplify the calculation of all_gtfiles.
15426 Put language tags in there. Don't set or substitute
15427 all_gtfiles_files_langs or all_gtfiles_files_frags.
15428 * Makefile.in: Revamp the way gengtype is invoked, now that it
15429 takes a file on its command line with a much simpler format.
15430 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15431 (GTFILES): Remove duplicates and C source files.
15432 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15433 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15434 * configure: Regenerate.
15436 * gengtype.h: Remove all type definitions to gengtype.c; leave
15437 only definitions of options_p, type_p, and pair_p as opaque
15438 pointers. Update prototypes.
15439 * gengtype.c: Many type definitions moved here from gengtype.h.
15440 Consolidate type definitions at the top of the file.
15441 (xvasprintf): Delete.
15442 (xasprintf): Make static.
15443 (create_nested_pointer_option): Add 'next' parameter.
15444 (create_field_all, create_field_at): New functions.
15445 (create_field): Now a thin wrapper around create_field_all.
15446 (create_optional_field): Rename create_optional_field_ and add
15447 line argument. Original name is now a macro which supplies
15449 (oprintf): Use vsnprintf directly.
15450 (close_output_files): Use fatal rather than perror/exit.
15451 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15452 (main): Set progname. Don't use exit.
15453 * gengtype-yacc.y (struct_fields): Use create_field_at.
15454 (option, optionseqopt): Delete.
15455 (optionseq): Consolidate productions from option here so we
15456 can use the first argument to create_option.
15458 * gengtype-lex.l: Distinguish unions from structures in the
15459 token type. Don't call find_structure; return the tag as a string.
15460 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15461 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15462 string. Reorganize typedef_struct production accordingly.
15463 Use create_nested_ptr_option.
15464 * gengtype.c (create_nested_ptr_option): New function.
15465 * gengtype.h: Declare it.
15467 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15468 (string_type): Don't declare.
15469 (do_scalar_typedef): Declare.
15470 (create_scalar_type): Update prototype.
15471 * gengtype.c (string_type): Make static.
15472 (scalar_nonchar, scalar_char): New.
15473 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15474 (resolve_typedef): Use scalar_nonchar for error recovery.
15475 (create_scalar_type): Remove name_len field. Return scalar_char
15476 or scalar_nonchar as appropriate.
15477 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15478 to use string_type.
15479 (throughout): Use scalar_nonchar instead of calling
15480 create_scalar_type, whenever possible.
15481 (main): Initialize scalar_char and scalar_nonchar before calling
15483 * gengtype-lex.l: Adjust for removal of second argument to
15484 create_scalar_type. Use yylval.s instead of yylval.t when
15486 * gengtype-yacc.y: Type of SCALAR is string. Call
15487 create_scalar_type from type:SCALAR rule. Adjust for removal of
15488 second argument to create_scalar_type.
15490 * vec.h: Remove all #if IN_GENGTYPE blocks.
15491 Add comment saying that changes may require adjustments to gengtype.
15492 * gengtype.c: Don't include coretypes.h or tm.h.
15493 Add comment to inclusion of errors.h.
15494 (note_def_vec, note_def_vec_alloc): New functions.
15495 * gengtype.h: Declare new functions.
15496 * gengtype-lex.l: Don't include coretypes.h.
15497 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15499 (update_lineno): Remove unnecessary prototype.
15500 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15501 (VEC rule): Just return VEC_TOKEN.
15502 * gengtype-yacc.y (VEC_TOKEN): New token type.
15503 (type): Add a production for VEC(a,b).
15504 * Makefile.in: Update dependencies.
15506 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15507 typedefs that use the old PARAMS macro.
15509 * gengtype-lex.l: Remove all rules and states relating to yacc
15511 * gengtype-yacc.y: Similarly.
15512 * gengtype.c (note_yacc_type): Delete function.
15513 * gengtype.h: Update prototypes.
15515 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15517 * tree-pretty-print.c (dump_generic_node): Report precision of
15518 unnamed integer types.
15520 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15522 * ifcvt.c (noce_try_store_flag_constants): Don't check
15523 no_new_pseudos here.
15524 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15525 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15526 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15527 noce_try_sign_mask): Likewise.
15528 (if_convert): Check no_new_pseudos here.
15530 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15532 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15533 (noce_get_condition): Handle new then_else_reversed argument.
15534 (noce_init_if_info): Remove, fold into noce_find_if_block.
15535 (noce_process_if_block): Take a struct noce_if_info as the
15536 argument. Don't set up one based on ce_if_info. Update pointer
15537 references accordingly.
15538 (cond_move_process_if_block): Likewise.
15539 (process_if_block): Removed.
15540 (find_if_block): Removed. Move functionality two new functions,
15541 noce_find_if_block and cond_exec_find_if_block.
15542 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15543 blocks and the symmetric IF-ELSE-JOIN case.
15544 (cond_exec_find_if_block): Also new function mostly based on old
15545 find_if_block and process_if_block.
15546 (find_if_header): Replace find_if_block call with separately
15547 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15548 (find_cond_trap): Update noce_get_condition call.
15549 (dead_or_predicable): Likewise.
15551 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15553 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15555 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15556 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15557 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15558 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15559 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15560 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15561 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15562 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15563 __builtin_ia32_psrad128 builtins.
15565 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15567 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15568 * config/i386/constraints.md
15569 (define_constraint "I"): Use IN_RANGE macro.
15570 (define_constraint "J"): Ditto.
15571 (define_constraint "K"): Ditto.
15572 (define_constraint "M"): Ditto.
15573 (define_constraint "N"): Ditto.
15574 (define_constraint "O"): Ditto.
15575 * config/i386/predicates.md
15576 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15577 (define_predicate "const_0_to_3_operand"): Ditto.
15578 (define_predicate "const_0_to_7_operand"): Ditto.
15579 (define_predicate "const_0_to_15_operand"): Ditto.
15580 (define_predicate "const_0_to_63_operand"): Ditto.
15581 (define_predicate "const_0_to_255_operand"): Ditto.
15582 (define_predicate "const_1_to_31_operand"): Ditto.
15583 (define_predicate "const_2_to_3_operand"): Ditto.
15584 (define_predicate "const_4_to_7_operand"): Ditto.
15586 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15588 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15589 in SImode for save_world.
15590 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15593 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15595 PR tree-optimization/30784
15596 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15599 2007-03-25 Revital Eres <eres@il.ibm.com>
15601 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15602 Fold movement_possibility function into it.
15604 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15606 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15607 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15608 (call_indirect_nonlocal_darwin64): Same.
15609 (call_nonlocal_darwin64): Same.
15610 (call_value_indirect_nonlocal_darwin64): Same.
15611 (call_value_nonlocal_darwin64): Same.
15612 (sibcall_nonlocal_darwin64): Same.
15613 (sibcall_value_nonlocal_darwin64): Same.
15614 (sibcall_symbolic_64): Same.
15615 (sibcall_value_symbolic_64): Same.
15616 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15618 (rs6000_emit_load_toc_table): Same.
15619 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15620 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15622 (divss_call): Same.
15623 (divus_call): Same.
15624 (quoss_call): Same.
15625 (quous_call): Same.
15626 (load_toc_v4_pic_si): Same
15627 (load_toc_v4_PIC_1): Same.
15628 (load_toc_v4_PIC_1b): Same.
15629 (call_indirect_aix{32,64}): Same.
15630 (call_value_indirect_aix{32,64}): Same.
15632 (call_value): Same.
15633 (call_local{32,64}): Same.
15634 (call_value_local{32,64}): Same.
15635 (call_indirect_nonlocal_aix{32,64}): Same.
15636 (call_nonlocal_aix{32,64}): Same.
15637 (call_value_indirect_nonlocal_aix{32,64}): Same.
15638 (call_value_nonlocal_aix{32,64}): Same.
15639 (call_indirect_nonlocal_sysv<mode>): Same.
15640 (call_nonlocal_sysv<mode>): Same.
15641 (call_value_indirect_nonlocal_sysv<mode>): Same.
15642 (call_value_nonlocal_sysv<mode>): Same.
15644 (sibcall_local{32,64}): Same.
15645 (sibcall_value_local{32,64}): Same.
15646 (sibcall_nonlocal_aix{32,64}): Same.
15647 (sibcall_value_nonlocal_aix{32,64}): Same.
15648 (sibcall_nonlocal_sysv<mode>): Same.
15649 (sibcall_value): Same.
15650 (sibcall_value_nonlocal_sysv<mode>): Same.
15652 2007-03-24 Paul Brook <paul@codesourcery.com>
15654 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15655 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15657 2007-03-24 Richard Henderson <rth@redhat.com>
15659 * config/ia64/constraints.md: New file.
15660 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15661 satisfies_constraint_?.
15662 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15663 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15664 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15665 ia64_output_mi_thunk): Likewise.
15666 (ia64_const_ok_for_letter_p): Remove.
15667 (ia64_const_double_ok_for_letter_p): Remove.
15668 (ia64_extra_constraint): Remove.
15669 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15670 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15671 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15672 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15673 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15674 EXTRA_MEMORY_CONSTRAINT): Remove.
15675 * config/ia64/ia64.md: Include constriants.md. Replace
15676 CONST_OK_FOR_? with satisfies_constraint_?.
15678 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15679 H.J. Lu <hongjiu.lu@intel.com>
15681 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15683 (name macros): Use DPD_BID_NAME to convert names properly.
15685 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15686 decimal floating point format.
15687 (init_floating_libfuncs): Change decimal functions so that they
15688 have a "bid_" prefix if the decimal system uses the BID format,
15689 and "dpd_" prefix if the decimal system uses the DPD format.
15690 (init_interclass_conv_libfuncs): Ditto.
15691 (init_intraclass_conv_libfuncs): Ditto.
15693 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15694 using the BID format.
15696 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15697 whether we are using the BID decimal format.
15698 * configure: Regenerate.
15700 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15701 the compiler has decimal floating point enabled. Define
15702 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15705 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15706 using the BID format.
15708 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15709 whether we are using the BID decimal format.
15710 * configure: Regenerate.
15712 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15713 the compiler has decimal floating point enabled. Define
15714 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15717 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15718 options, and that it is enabled for i386/x86_64 systems.
15720 * Makefile.in (enable_decimal_float): New.
15722 (DECNUMINC): Add -I$(DECNUMFMT).
15723 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15724 to $(DECNUMFMT) from $(DECNUM).
15726 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15727 Substitute enable_decimal_float.
15728 * configure: Regenerated.
15731 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15734 * configure.ac: Enable decimal float for x86_64-*-linux*.
15735 * configure: Regenerated.
15738 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15739 decimal128ClearSign to flip and clear the sign bit in decimal128.
15740 (decimal_real_maxval): Set decimal128SetSign to set the sign
15743 2007-03-23 Ian Lance Taylor <iant@google.com>
15745 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15747 2007-03-23 Ian Lance Taylor <iant@google.com>
15749 * tree-dump.c (dump_files): Correct comment.
15751 2007-03-23 Ian Lance Taylor <iant@google.com>
15753 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15755 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15757 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15758 in cfglayout mode. Don't go into and out of cfglayout mode.
15759 Link the blocks in the order of the constructed traces.
15760 (rest_of_handle_tracer): Adjust call to tracer.
15761 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15762 Don't go into cfglayout mode.
15763 (rtl_loop_done): Don't go out of cfglayout mode.
15764 * cfglayout.c (relink_block_chain): New function, split out from...
15765 (fixup_reorder_chain): ...here. Remove redundant checking.
15766 (cfg_layout_finalize): Don't clear the header, footer, and aux
15767 fields here, move the code to do so to relink_block_chain. Likewise
15768 for free_original_copy_tables.
15769 * rtl.h (tracer): Update prototype.
15770 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15771 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15772 mode. Use relink_block_chain to serialize the CFG according to the
15773 new basic block order. Move targetm.cannot_modify_jumps_p check from
15775 (gate_handle_reorder_blocks): ...to here.
15776 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15778 (gate_duplicate_computed_gotos): ...to here.
15779 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15780 something always changes when going into and out of cfglayout mode.
15781 Perform an expensive cfg cleanup while going into cfglayout mode.
15782 Always update liveness information on HAVE_conditional_execution
15783 targets. Reserialize the basic blocks and go out of cfglayout mode.
15784 * reg-stack.c: Include cfglayout.h.
15785 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15786 the call to reorder_basic_blocks.
15787 * basic-block.h (reorder_basic_blocks): Update prototype.
15788 (relink_block_chain): New prototype.
15789 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15791 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15793 * config/mips/mips.md (type, hazard, *movdi_32bit,
15794 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15795 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15796 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15797 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15798 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15800 (movcc): Change first xfer to multi.
15801 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15802 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15803 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15804 config/mips/generic.md: Change reservations using "xfer" to use
15806 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15807 using match_operand.
15808 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15809 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15811 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15813 2007-03-22 Richard Henderson <rth@redhat.com>
15815 * config/i386/i386.c: Remove unnecessary function declarations.
15816 Move targetm definition, and all related macros, to the end of
15817 the file. Resort some functions to put definitions before uses.
15818 (ix86_attribute_table): Make static. Move to end of file.
15819 (ix86_gimplify_va_arg): Make static.
15821 2007-03-22 Richard Henderson <rth@redhat.com>
15823 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15824 don't increase local_regparm with force_align_arg_pointer check.
15825 (ix86_function_sseregparm): Assert 32-bit.
15826 (type_has_variadic_args_p): New.
15827 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15828 type_has_variadic_args_p.
15829 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15830 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15831 use memset instead. Do maybe_vaarg check first; skip attribute
15832 tests if true; skip attribute tests for 64-bit.
15833 (construct_container): Remove TARGET_DEBUG_ARG.
15834 (function_arg_advance_32, function_arg_advance_64): Split out ...
15835 (function_arg_advance): ... from here.
15836 (function_arg_32, function_arg_64): Split out ...
15837 (function_arg): ... from here.
15838 (ix86_pass_by_reference): Tidy.
15839 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15840 (function_value_32): New, from parts of ix86_function_value
15841 and ix86_value_regno.
15842 (function_value_64): New, from parts of ix86_function_value
15843 and ix86_libcall_value.
15844 (ix86_function_value_1): New.
15845 (ix86_function_value, ix86_libcall_value): Use it.
15846 (return_in_memory_32, return_in_memory_64): Split out ...
15847 (ix86_return_in_memory): ... from here.
15848 (ix86_struct_value_rtx): Skip for 64-bit.
15849 (ix86_libcall_value, ix86_value_regno): Remove.
15850 (setup_incoming_varargs_64): Split out ...
15851 (ix86_setup_incoming_varargs): ... from here.
15852 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15853 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15854 * config/i386/i386-protos.h (ix86_function_value): Remove.
15855 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15857 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15860 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15861 infinities not supported, otherwise emit warning if -Woverflow. On
15862 underflow, emit warning if -Woverflow.
15863 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15865 * real.h (real_from_string): Update declaration
15867 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15868 Richard Henderson <rth@redhat.com>
15870 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15871 * calls.c (compute_argument_block_size, expand_call,
15872 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15873 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15874 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15875 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15876 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15877 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15878 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15879 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15882 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15884 * c-incpath.c (add_sysroot_to_chain): New.
15885 (merge_include_chains): Add sysroot argument. Call
15886 add_sysroot_to_chain if sysrooted.
15887 (register_include_chains): Update call to merge_include_chains.
15888 * doc/cppopts.texi: Document use of '=' in include directory
15891 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15893 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15894 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15895 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15896 insn pattern using X87MODEF12 mode macro.
15898 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15900 * regmove.c (regmove_optimize): Use reg_mentioned_p
15901 instead of reg_overlap_mentioned_p for DST.
15903 2007-03-21 Mike Stump <mrs@apple.com>
15905 * c.opt: Fixup for Objective-C/C++.
15907 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15909 * explow.c (convert_memory_address): Fold memory reference when
15910 POINTERS_EXTEND_UNSIGNED < 0
15912 2007-03-21 Richard Henderson <rth@redhat.com>
15915 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15916 * config/i386/mmintrin.h (__m64): Likewise.
15917 * config/i386/xmmintrin.h (__m128): Likewise.
15919 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15921 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15922 (VXWORKS_OS_CPP_BUILTINS): Define.
15923 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15924 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15926 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15928 * rtl.h (constant_pool_reference_p): Delete.
15929 (find_constant_src): Declare.
15930 * rtlanal.c (find_constant_src): New function.
15931 * simplify-rtx.c (constant_pool_reference_p): Delete.
15932 * config/i386/i386.md: Use find_constant_src instead of
15933 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15935 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15937 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15938 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15940 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15942 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15943 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15944 (arm_elf_asm_constructor): Use it.
15945 (arm_elf_asm_destructor): New function.
15947 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15949 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15951 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15953 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15955 2007-03-19 Andrew Haley <aph@redhat.com>
15957 PR tree-optimization/31264
15958 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15959 VIEW_CONVERT_EXPRs.
15961 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15963 PR rtl-optimization/30907
15964 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15965 (fwprop_init): Always call loop_optimizer_initialize.
15966 (fwprop_done): Always call loop_optimizer_finalize.
15967 (fwprop): We always have loop info now.
15968 (gate_fwprop_addr): Remove.
15969 (pass_fwprop_addr): Use gate_fwprop as gate.
15971 PR rtl-optimization/30841
15972 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15973 df_chain_alloc): Call df_reorganize_refs unconditionally.
15974 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15975 refs_organized to refs_organized_size.
15976 (df_ref_create_structure): Use refs_organized_size instead of
15977 bitmap_size if refs had been organized, and keep refs_organized_size
15979 * df.h (struct df_ref_info): Change refs_organized to
15980 refs_organized_size.
15981 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15984 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15986 * except.c (output_function_exception_table): Do not reference the
15987 EH personality routine for functions that do not require an
15990 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15993 * c-typeck.c (convert_for_assignment): Call comptypes for
15994 RECORD_TYPE or UNION_TYPE.
15996 PR inline-asm/30505
15997 * reload1.c (reload): Do invalid ASM checking after
15998 cleanup_subreg_operands.
16000 2007-03-19 Jeff Law <law@redhat.com>
16002 * tree-cfg.c (find_taken_edge): Tighten conditions for
16003 optimizing computed gotos.
16005 2007-03-19 Michael Matz <matz@suse.de>
16007 * builtins.c (expand_builtin_sync_operation,
16008 expand_builtin_compare_and_swap,
16009 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16012 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16013 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16016 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16018 * doc/tm.texi: Add brackets around the return type of
16019 TARGET_SECONDARY_RELOAD.
16021 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16022 Richard Guenther <rguenther@suse.de>
16024 PR tree-optimization/31254
16025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16026 Use handled_component_p () where appropriate. Continue
16027 propagating into the rhs if we propagated into an INDIRECT_REF
16030 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16032 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16033 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16034 (xde, xdee): Mode attributes adjusted to support DFP modes.
16035 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16036 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16037 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16038 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16039 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16040 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16041 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16043 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16044 "movsf"): Insn definitions removed.
16045 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16046 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16047 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16049 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16050 "reload_in<mode>", "reload_out<mode>"): Expander added.
16051 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16054 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16056 * config/s390/s390.md: Only non-functional changes. Renamed
16057 FPR mode macro to BFP all over the file.
16059 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16061 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16062 (op_type attribute): RRF instruction type added.
16063 (fT0): New mode attribute.
16064 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16065 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16066 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16067 instruction no secondary memory is needed when moving DFmode values
16068 between GPRs and FPRs.
16070 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16072 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16073 inverted and documentation adjusted.
16074 ("mhard-dfp", "msoft-dfp"): New options.
16075 * config/s390/s390.c (s390_handle_arch_option): New architecture
16077 (override_options): Sanity checks for the new options added.
16078 * config.gcc: New architecture switch: z9-ec.
16079 * config/s390/s390.h (processor_flags): PF_DFP added.
16080 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16081 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16082 when the bit is NOT set so remove it from the defaults.
16084 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16086 * genemit.c (main): Print include statement for dfp.h.
16087 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16090 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16092 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16094 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16097 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16098 instead of PATTERN.
16100 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16102 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16103 attr_length_call, output_call, output_indirect_call): Cleanup
16104 formatting of targetm calls.
16106 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16108 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16110 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16112 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16113 reservation, bypass and anti-bypass descriptions for these
16114 instructions. Update move patterns.
16115 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16118 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16120 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16121 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16122 (get_initial_def_for_reduction): Likewise.
16124 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16126 Fix PR tree-optimization/29922
16127 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16128 (get_representative): Removed.
16129 (value_dies_in_block_x): Update for rvuse removal.
16130 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16131 (compute_antic_aux): Handle when PHI nodes appear in
16132 non-single-successors.
16133 (dump_bitmap_of_names): Removed.
16134 (compute_antic_safe): Renamed and removed rvuse calculation.
16135 Calculate only antic safe.
16136 (insert_into_preds_of_block): Remove assert.
16137 (execute_pre): Update for renamed functions.
16138 (defer_or_phi_translate_block): New function.
16140 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16142 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16143 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16145 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16146 Follow spelling conventions.
16148 * tree-data-ref.h: Remove the prototype for analyze_array.
16150 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16152 PR tree-optimization/31041
16153 * tree-vect-transform.c (get_initial_def_for_induction): Call
16154 force_gimple_operand.
16156 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16158 * ipa-type-escape.c (look_for_casts) : Revert code to use
16159 handled_component_p due to ada test a-numaux.adb.
16161 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16163 * final.c (final_scan_insn): Alter the condition of a
16164 conditional trap if we have nonstandard CC.
16166 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16168 * configure.ac: Remove excess quoting from asm line 0 test.
16169 * configure: Rebuilt.
16171 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16173 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16174 * c-common.c (convert_and_check): Move warning logic to...
16175 (warnings_for_convert_and_check): ...here. Define.
16176 * c-common.h (warnings_for_convert_and_check): Declare.
16178 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16180 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16181 (output_call): Likewise.
16183 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16185 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16187 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16189 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16191 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16193 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16194 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16196 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16198 PR tree-optimization/31183
16199 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16200 Use double_int instead of unsigned int for representing access_strides.
16201 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16203 2007-03-16 Richard Guenther <rguenther@suse.de>
16205 PR tree-optimization/31146
16206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16207 to allow recursion of forward_propagate_addr_expr.
16208 (forward_propagate_addr_into_variable_array_index): Likewise.
16209 (forward_propagate_addr_expr): Likewise.
16210 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16211 (forward_propagate_addr_expr_1): Recurse on simple copies
16212 instead of propagating into them. Do so for useless conversions
16214 (forward_propagate_addr_expr): Clean up unused statements after
16217 2007-03-16 Richard Guenther <rguenther@suse.de>
16219 * builtins.c (expand_builtin_cexpi): Use the right argument
16220 for the expansion via cexp.
16222 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16224 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16225 * configure: Rebuilt.
16227 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16230 * dwarf2out.c (force_type_die): Adjust comment.
16231 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16233 2007-03-15 DJ Delorie <dj@redhat.com>
16235 * config/frv/predicates.md (minmax_operator): Don't check operands
16238 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16240 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16241 Update constant estimates of number of iterations.
16242 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16243 argument renamed to "realistic".
16244 (compute_estimated_nb_iterations): Removed.
16245 (record_niter_bound): New function.
16246 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16247 call record_nonwrapping_iv with upper = false.
16248 (infer_loop_bounds_from_signedness): Pass upper argument to
16249 record_nonwrapping_iv.
16250 (estimate_numbers_of_iterations_loop): Do not call
16251 compute_estimated_nb_iterations. Record estimate based on profile
16252 information. Initialize the constant estimates of number of
16254 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16256 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16257 number of iterations is too small.
16258 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16259 (EST_NOT_AVAILABLE): Removed.
16260 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16261 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16264 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16266 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16267 Handle NE_EXPR guards.
16269 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16272 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16273 Set also -pedantic-errors by default for the preprocessor unless
16274 -fpermissive is given.
16276 2007-03-15 Richard Guenther <rguenther@suse.de>
16278 PR middle-end/29719
16279 PR middle-end/31161
16280 * builtins.c (expand_builtin_cexpi): As a fallback if we
16281 don't have builtins for sincos or cexp create a function
16282 declaration for cexp and expand to a call to that.
16283 (expand_builtin_int_roundingfn): Always fall
16284 back to floor/ceil and its variants even if they may be
16287 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16289 PR middle-end/31159
16290 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16291 jump tables, move the call to delete_dead_jumptables from here...
16292 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16293 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16294 don't allow merging of blocks that try_redirect_by_replacing_jump
16295 also does not handle when not optimizing.
16297 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16298 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16300 * config/i386/i386.md (x86_sahf_1): Correctly handle
16303 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16306 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16307 x86_64_general_operand as operand[2] predicate. Remove "iF"
16308 from operand constraints and use "e" constraint instead.
16309 (*subti3_1, *subti3_1 splitter): Ditto.
16310 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16311 operand[1] predicate.
16313 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16315 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16316 arrays, multiply the access strides by the size of the sub-array.
16317 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16319 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16321 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16322 the configured assembler supports the sahf mnemonic.
16323 * configure: Regenerate.
16324 * config.in: Regenerate.
16326 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16327 emit "sahf" or ".byte\t0x9e" as asm template.
16329 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16332 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16333 option to replace hard coded TARGET_xxx in md file.
16334 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16335 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16336 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16337 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16338 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16339 (X86_TUNE_NOT_VECTORMODE): Ditto.
16340 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16341 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16342 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16343 (TUNE_SLOW_IMUL_IMM8): Ditto.
16344 (TUNE_MOVE_M1_VIA_OR): Ditto.
16345 (TUNE_NOT_UNPAIRABLE): Ditto.
16346 (TUNE_NOT_VECTORMODE): Ditto.
16348 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16351 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16352 tuning options instead of hard coded TARGET_xxx.
16353 (fix ssemode peephole2's): Ditto.
16354 (imul peephole2's): Ditto.
16356 (movdi_or_rex64): Ditto.
16357 (move peephole2): Ditto.
16358 (not peephole2's): Ditto.
16360 2007-03-14 Dirk Mueller <dmueller@suse.de>
16362 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16363 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16364 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16366 * c-parser.c (c_parser_do_statement): Warn about empty body in
16367 do/while statement.
16368 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16369 * doc/invoke.texi (-Wempty-body): Update documentation.
16371 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16374 * c-common.h (warn_for_div_by_zero): Declare.
16375 * c-common.c (warn_for_div_by_zero): Define.
16376 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16379 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16381 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16382 to PREFIX and STANDARD_PREFIX.
16384 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16385 Phil Edwards <phil@codesourcery.com>
16387 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16388 (__gthread_once_t): Remove busy field for RTPs.
16389 (__GTHREAD_ONCE_INIT): Update accordingly.
16391 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16393 * doc/invoke.texi: Document VxWorks options.
16395 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16397 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16399 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16401 PR tree-optimization/30590
16402 * tree-nrv.c (tree_nrv): Check for the partial update of the
16405 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16407 * flags.h (flag_random_seed): Remove declaration, in favor of...
16408 * toplev.h (get_random_seed, set_random_seed): ... these.
16409 * tree.c (get_file_function_name): Use the former.
16410 * opts.c (common_handle_option): Use the latter.
16413 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16415 PR middle-end/31127
16416 * cse.c (cse_find_path): Do not bail out if a basic block that
16417 we already visited now becomes part of a path that starts at a
16418 different basic block. Just disallow this, to make sure we
16419 visit each basic block at most once.
16421 2007-03-13 Jan Hubicka <jh@suse.cz>
16423 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16424 attributes, when profile esitmate is present, calls with very low
16425 frequency are cold.
16427 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16429 PR tree-optimization/30730
16430 PR tree-optimization/26900
16431 * tree-ssa-loop-niter.c: Include gmp.h.
16432 (bounds): New type.
16433 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16434 split_to_var_and_offset, determine_value_range,
16435 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16436 bound_difference, bounds_add, bounds_negate,
16437 number_of_iterations_ne_max, dump_affine_iv): New functions.
16438 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16439 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16440 difference of initial and final value of control iv to validate
16442 (number_of_iterations_cond): Add loop parameter. Determine bounds
16443 on the difference of the extremes of the control iv. Add dumps.
16444 (expand_simple_operations): Handle phi nodes.
16445 (simplify_using_initial_conditions): Do not record used conditions.
16446 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16447 Do not set additional_info.
16448 (implies_nonnegative_p, implies_ge_p): Removed.
16449 (derive_constant_upper_bound): Do not use parameter `additional'.
16450 (record_estimate): Parameter `additional' removed. Parameter
16451 `i_bound' added. Do not call derive_constant_upper_bound.
16452 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16453 bound the number of iterations estimate.
16454 (estimate_numbers_of_iterations_loop): Pass the estimate from
16455 the number of iterations analysis to record_estimate.
16456 * tree.h (multiple_of_p): Declare.
16457 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16458 (scev_const_prop): Do not check expression_expensive_p.
16459 * fold-const.c (multiple_of_p): Exported.
16460 * double-int.c (double_int_mask): Exported.
16461 * double-int.h (double_int_mask): Declare.
16462 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16463 field. Added max field.
16465 2007-03-13 David Taylor <taylor@candd.org>
16468 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16471 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16474 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16475 two unamed patterns.
16477 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16479 * config/i386/i386.opt (mcx16, msahf): New options.
16480 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16481 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16483 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16484 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16485 Output -mcx16 and -msahf options when corresponding bit is set.
16487 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16488 and -msahf options.
16490 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16492 * configure.ac: Test for assembler tolerance to # 0 "".
16493 * configure, config.in: Rebuilt.
16494 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16496 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16498 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16500 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16501 (handle_syscall): Handle direct system calls.
16502 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16504 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16506 * doc/invoke.texi: Fix cpp.info cross-reference.
16507 * doc/passes.texi: Fix gcc.info cross-reference.
16509 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16511 PR tree-optimization/30835
16512 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16513 bb_for_stmt is not NULL before accessing it.
16515 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16517 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16520 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16523 * doc/install.texi: Document --enable-stage1-languages
16525 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16527 * tree-pass.h (pass_into_cfg_layout_mode,
16528 pass_outof_cfg_layout_mode): Declare.
16529 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16530 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16531 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16532 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16534 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16536 * c-decl.c (warn_variable_length_array): New function.
16537 Refactored from grokdeclarator to handle warn_vla
16538 and handle unnamed array case.
16539 (grokdeclarator): Refactored VLA warning case.
16540 * c.opt (Wvla): New flag.
16541 * doc/invoke.texi (Wvla): New warning.
16543 2007-03-12 Richard Henderson <rth@redhat.com>
16545 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16546 (TARGET_SECTION_TYPE_FLAGS): New.
16548 2007-03-12 Richard Henderson <rth@redhat.com>
16550 * config/darwin.c (machopic_reloc_rw_mask): New.
16551 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16552 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16554 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16556 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16557 * cppdefault.h (cpp_PREFIX): Document.
16558 (cpp_PREFIX_len): Likewise.
16559 (cpp_EXEC_PREFIX): New variable.
16560 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16561 * c-incpath.c (add_standard_paths): Correct logic for relocating
16562 paths within prefix.
16564 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16566 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16567 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16569 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16570 fix_truncdfdi_sse using SSEMODEF mode macro.
16571 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16572 fix_truncdfsi_sse using SSEMODEF mode macro.
16573 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16574 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16576 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16578 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16579 elfos.h to tm_file.
16581 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16583 * tree.h : Add multiple_of_p declaration.
16584 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16585 * ipa-type-escape.c (results_of_malloc): Redundant.
16586 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16587 (cast_type): Extended with new members.
16588 (check_cast): Returns cast_type.
16589 (cast): New structure for data of walk_use_def_chains.
16590 (is_malloc_result, is_cast_from_non_pointer_1,
16591 is_cast_from_non_pointer,
16592 is_array_access_through_pointer_and_index): New functions.
16593 (look_for_casts): Returns cast types.
16594 (check_call): Returns void.
16595 (okay_pointer_operation): Use support of pointer plus index,
16596 pointer plus constant and allow all multiplications.
16598 2007-03-11 Richard Guenther <rguenther@suse.de>
16600 PR tree-optimization/31115
16601 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16602 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16603 A shift count of zero is not special as with *_DIV_EXPR.
16604 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16607 2007-03-11 Ian Lance Taylor <iant@google.com>
16609 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16610 the *_DIV_EXPR codes correctly with overflow infinities.
16612 2007-03-11 Ira Rosen <irar@il.ibm.com>
16614 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16615 indicate success/failure of the analysis. Add negation to subtrahend
16616 in case of subtraction. Fail if both operands contain constants.
16617 (create_data_ref): Fail if analyze_offset fails.
16619 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16621 * config/i386/i386.md (frndintxf2): Rename to ...
16622 (rintxf2): ... this. Remove expander having same name.
16623 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16624 (roundsf2, rounddf2): Ditto.
16625 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16626 (lround<mode>di2, lround<mode>si2): Ditto.
16628 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16630 * lower-subreg.c: Include except.h.
16631 (decompose_multiword_subregs): Verify that the only control flow
16632 insns we can split are loads to multi-words pseudos.
16633 Handle breaking such blocks after splitting, instead of calling
16634 find_many_sub_basic_blocks.
16636 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16637 on the new basic block. Add a lengthy comment explaining why we
16638 thought this was necessary.
16639 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16641 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16644 * tree.c (walk_type_fields): Recurse into the element type of
16645 ARRAY_TYPEs if there is a pointer set.
16647 2007-03-10 Dirk Mueller <dmueller@suse.de>
16649 * c-common.c (warn_logical_operator): Fix condition.
16651 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16653 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16655 * config/darwin.c (machopic_select_section): Remove superfluous
16656 argument in call to categorize_decl_for_section. Remove unused
16659 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16661 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16663 * configure: Regenerate.
16665 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16668 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16669 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16670 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16671 Add LABEL_NUSES to emitted label.
16672 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16673 branch probability value to emitted jump insn.
16674 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16675 Do not check life information and do not re-arrange input operands
16676 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16678 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16680 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16681 the change of decode_asm_operands.
16683 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16685 * mode-switching.c (create_pre_exit): Skip blockage insn.
16687 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16689 * tree-pass.h (TODO_update_smt_usage): Remove.
16691 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16695 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16697 * pa.c (attr_length_call): Revise condition for long
16698 pc-relative branch.
16699 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16700 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16701 sequence on SOM target.
16703 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16705 * gcc.c: Document %{, in big comment at top.
16706 (input_suffix_matches): Remove special handling for .s and
16708 (input_spec_matches): New.
16709 (handle_braces): Handle %{,.
16710 (validate_switches): ',' indicates a value which is not a switch.
16711 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16712 to detect assembler input.
16713 * config/i386/sol2.h (CPP_SPEC): Likewise.
16714 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16715 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16716 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16717 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16718 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16719 -m64 causes deployment target to default to 10.5.
16720 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16722 2007-03-09 Richard Henderson <rth@redhat.com>
16725 * target.h (targetm.asm.out.reloc_rw_mask): New.
16726 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16727 (TARGET_ASM_OUT): Use it.
16728 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16729 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16730 use the new reloc_rw_mask target hook instead.
16731 (default_section_type_flags_1): Merge into...
16732 (default_section_type_flags): ... here.
16733 (decl_readonly_section_1): Merge into...
16734 (decl_readonly_section): ... here.
16735 (default_elf_select_section_1): Merge into...
16736 (default_elf_select_section): ... here.
16737 (default_unique_section_1): Merge into...
16738 (default_unique_section): ... here.
16739 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16740 (default_select_rtx_section): Use it.
16741 (default_elf_select_rtx_section): Likewise.
16742 * output.h: Update to match.
16743 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16744 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16745 (TARGET_ASM_RELOC_RW_MASK): New.
16746 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16747 to categorize_decl_for_section.
16748 (x86_64_elf_unique_section): Likewise.
16749 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16750 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16751 (TARGET_ASM_RELOC_RW_MASK): New.
16752 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16753 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16754 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16755 (TARGET_RWRELOC): Remove.
16756 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16757 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16758 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16759 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16760 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16761 (rs6000_xcoff_select_section): Use decl_readonly_section.
16762 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16763 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16764 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16765 (TARGET_SECTION_TYPE_FLAGS): Remove.
16766 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16768 2007-03-09 Roger Sayle <roger@eyesopen.com>
16770 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16771 complex constant equality/inequality comparisons for here.
16772 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16773 known at compile-time or can be simplified to a scalar comparison.
16774 (fold_relational_const): Move compile-time evaluation of complex
16775 constant equality/inequality comparisons to here.
16777 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16779 PR rtl-optimization/30643
16780 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16782 (fold_rtx): Recurse, like before 2006-11-03.
16784 2007-03-09 DJ Delorie <dj@redhat.com>
16786 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16789 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16791 PR tree-optimization/30375
16792 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16793 LHS of statements is not the same.
16794 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16796 2007-03-09 Chao-ying Fu <fu@mips.com>
16798 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16800 * doc/invoke.texi (-mdspr2): Document new option.
16801 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16802 New unspec for DSP REV 2.
16803 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16804 these instructions are extended in DSP REV 2.
16805 (mips-dspr2.md): Include.
16806 * config/mips/mips.opt (mdspr2): New option.
16807 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16808 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16809 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16810 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16811 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16812 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16813 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16815 (bdesc_map): Add one field of unsupported_target_flags.
16816 (bdesc_arrays): Update entries to have extra fields. Add
16818 (mips_init_builtins): Initialize new function types.
16819 Check unsupported_target_fileds to filter out builtins.
16820 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16822 (ASM_SPEC): Pass mdspr2 to the assembler.
16823 * config/mips/mips-dspr2.md: New file.
16825 2007-03-09 Sa Liu <saliu@de.ibm.com>
16827 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16829 2007-03-09 Ian Lance Taylor <iant@google.com>
16831 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16832 argument) like -Wstrict-overflow=2.
16833 * doc/invoke.texi (Warning Options): Update documentation.
16835 2007-03-09 Dirk Mueller <dmueller@suse.de>
16838 * doc/invoke.texi (-Wlogical-op): Document.
16839 * common.opt (-Wlogical-op): New.
16840 * c-common.h (warn_logical_operator): Declare.
16841 * c-common.c (warn_logical_operator): Define.
16842 * c-typeck.c (parser_build_binary_op): Call
16843 warn_logical_operator.
16845 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16847 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16848 * final.c (final_scan_insn): Test for non-"" file name.
16850 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16852 * doc/loop.texi: Document the Omega linear constraints solver.
16853 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16854 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16855 omega-hash-table-size, omega-max-keys, and
16856 omega-eliminate-redundant-constraints.
16857 * tree-pass.h (pass_check_data_deps): Declared.
16860 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16861 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16862 pass_check_data_deps): New.
16863 * tree-data-ref.c (init_data_ref): Remove declaration.
16864 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16865 (analyze_array): Renamed init_array_ref, move up initializations.
16866 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16867 Removed arguments that are set to NULL.
16868 (analyze_indirect_ref): Correct indentation, correct call to
16870 (object_analysis): Call init_array_ref instead of analyze_array.
16871 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16872 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16873 of DR_ACCESS_FNS_ADDR.
16874 (init_omega_eq_with_af, omega_extract_distance_vectors,
16875 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16876 ddr_consistent_p): New.
16877 (compute_affine_dependence): Check consistency of ddrs when
16878 flag_check_data_deps is passed.
16879 (analyze_all_data_dependences): Uncomment.
16880 (tree_check_data_deps): New.
16881 * tree-data-ref.h: Include omega.h.
16882 (DR_ACCESS_FNS_ADDR): Removed.
16883 (data_dependence_relation): Add inner_loop.
16884 (DDR_INNER_LOOP): New.
16885 * common.opt (fcheck-data-deps): New.
16886 * tree-flow.h (tree_check_data_deps): Declare.
16887 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16888 (OBJS-common): Depend on omega.o.
16890 * passes.c (pass_check_data_deps): Scheduled.
16891 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16892 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16893 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16894 PARAM_VECT_MAX_VERSION_CHECKS,
16895 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16897 2007-03-09 Richard Guenther <rguenther@suse.de>
16899 PR tree-optimization/30904
16900 PR middle-end/31058
16901 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16902 the same way as *_DIV_EXPR.
16904 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16906 * recog.c (decode_asm_operands): No mixed declarations and code.
16908 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16910 * rtl.def (ASM_INPUT): Add location.
16911 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16912 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16913 (decode_asm_operands): Add loc operand.
16914 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16915 * stmt.c (expand_asm): Rename to...
16916 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16917 gen_rtx_ASM_INPUT_loc.
16918 (expand_asm_expr): Adjust.
16919 * recog.c (decode_asm_operands): Add loc operand.
16920 (check_asm_operands, extract_insn): Adjust.
16921 * reload1.c (maybe_fix_stack_asms): Likewise.
16922 * final.c (asm_insn_count): Likewise.
16923 (final_scan_insn): Output # line before and after asm.
16925 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16927 * tree-ssa-structalias.c (variable_info): Remove
16929 (new_var_info): Ditto.
16930 (shared_bitmap_info_t): New structure.
16931 (shared_bitmap_table): New variable.
16932 (shared_bitmap_hash): New function.
16933 (shared_bitmap_eq): Ditto
16934 (shared_bitmap_lookup): Ditto.
16935 (shared_bitmap_add): Ditto.
16936 (merge_smts_into): Change to take bitmap directly.
16937 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16938 (init_alias_vars): Init shared bitmap hashtable.
16939 (delete_points_to_sets): Delete shared bitmap hashtable.
16940 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16941 is_aliased removal as a change that was still necessary was
16944 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16946 * config/i386/i386.h (override_options): Conditionally disable
16947 x86_sahf for 64bit targets only.
16949 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16952 * c-decl.c (merge_decls): Don't call make_var_volatile.
16953 * varasm.c (make_var_volatile): Remove.
16954 * output.h (make_var_volatile): Remove.
16956 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16958 PR tree-optimization/31085
16959 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16961 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16963 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16964 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16965 ATTR_CONST_NOTHROW_LIST.
16967 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16970 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16972 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16974 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16977 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16979 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16980 passed, use shared libgcc.
16982 2007-03-08 Roger Sayle <roger@eyesopen.com>
16984 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16985 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16986 (honor_protect_cleanup_actions, lower_try_finally_switch):
16988 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16989 ifc_temp_var): Likewise.
16990 * tree-inline.c (setup_one_parameter): Likewise.
16991 * tree-mudflap.c (mf_decl_cache_locals,
16992 mf_build_check_statement_for): Likewise.
16993 * tree-nested.c (init_tmp_var, save_tmp_var,
16994 finalize_nesting_tree_1): Likewise.
16995 * tree-outof-ssa.c (insert_copy_on_edge,
16996 insert_backedge_copies): Likewise.
16997 * tree-profile.c (tree_gen_edge_profiler,
16998 tree_gen_ic_profiler): Likewise.
16999 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17000 * tree-sra.c (sra_build_assignment): Likewise.
17001 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17002 * tree-ssa-math-opts.c (insert_reciprocals,
17003 execute_cse_sincos_1): Likewise.
17004 * tree-tailcall.c (adjust_accumulator_values,
17005 adjust_return_value): Likewise.
17006 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17007 * tree-vect-transform.c (vect_create_data_ref_ptr,
17008 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17009 vect_create_epilog_for_reduction, vectorizable_reduction,
17010 vectorizable_call, vectorizable_conversion,
17011 vectorizable_assignment, vectorizable_operation,
17012 vectorizable_type_demotion, vect_gen_widened_results_half,
17013 vect_permute_store_chain, vectorizable_store,
17014 vect_setup_realignment, vect_permute_load_chain,
17015 vectorizable_load, vectorizable_condition,
17016 vect_create_cond_for_align_checks): Likewise.
17017 * tree-vrp.c (build_assert_expr_for): Likewise.
17019 2007-03-08 Ian Lance Taylor <iant@google.com>
17021 * tree-vrp.c: Include "intl.h".
17022 (usable_range_p): New static function.
17023 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17024 overflowed values, juts set *strict_overflow_p.
17025 (compare_values): Only return -2 if one of the operands is not a
17027 (compare_ranges): Call usable_range_p.
17028 (compare_range_with_value): Likewise.
17029 (vrp_evaluate_conditional_warnv): Rename from
17030 vrp_evaluate_conditional. Make static. Change all callers.
17031 (vrp_evaluate_conditional): New function.
17032 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17033 on signed overflow.
17034 (simplify_abs_using_ranges): Likewise.
17035 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17036 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17037 within_stmt parameter.
17038 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17039 vrp_evaluate_conditional.
17040 * tree-ssa-threadedge.c
17041 (record_temporary_equivalences_from_stmts_at_dest): Change
17042 simplify parameter to take a second tree parameter.
17043 (simplify_control_stmt_condition): Likewise.
17044 (thread_across_edge): Likewise.
17045 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17046 (thread_across_edge): Likewise.
17047 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17049 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17051 * config/i386/i386.h (TARGET_SAHF): New define.
17052 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17053 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17054 (x86_sahf): New global variable.
17055 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17056 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17057 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17058 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17060 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17061 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17062 when expanding fcomi/sahf based tests.
17063 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17064 expanding sahf based alternative. Emit sahf based sequence when
17065 optimizing for code size.
17066 * config/i386/i386.md (x86_sahf_1): Do not disable for
17067 TARGET_64BIT, enable for TARGET_SAHF.
17069 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17071 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17072 spurious whitespace from error message.
17074 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17077 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17079 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17081 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17083 * tree-sra.c (instantiate_element): Propagate disabled warnings
17084 from the element itself to the created variable.
17086 2007-03-07 Richard Henderson <rth@redhat.com>
17089 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17090 silently fix up the stack in the case of a missing register.
17092 2007-03-07 Paul Brook <paul@codesourcery.com>
17094 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17096 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17098 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17100 (phase1_vrs): Use them.
17101 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17102 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17103 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17104 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17105 __gnu_Unwind_Restore_WMMXC if required.
17106 (_Unwind_VRS_Pop): Implement iWMMXt support.
17107 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17108 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17109 gnu_Unwind_Save_WMMXC): Define.
17111 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17113 * config/vxworks.h (vxworks_override_options): Declare.
17114 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17115 * config/vxworks.c: Include target.h and toplev.h.
17116 (vxworks_override_options): New function.
17117 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17119 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17121 * config/s390/s390.c (override_options): Don't emit an error when
17122 -mstack-size is used without providing -mstack-guard.
17123 (s390_emit_prologue): Choose stack_guard value automatically if not
17124 provided via command line.
17125 * doc/invoke.texi: Adjust description of -mstack-guard and
17128 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17130 * config/i386/i386.c (output_set_got): Add a GOT initialization
17131 sequence for VxWorks PIC.
17132 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17133 around labels as well as symbols. Use gotoff_operand instead
17134 of local_symbolic_operand.
17135 (legitimize_pic_address): Use gotoff_operand instead of
17136 local_symbolic_operand. Use @GOT accesses for labels as
17138 (ix86_output_addr_diff_elt): Use PC-relative rather than
17139 GP-relative offsets for VxWorks PIC.
17140 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17141 no_new_pseudos. Check whether the returned register is op0.
17142 * config/i386/i386.md (tablejump): Use PC-relative rather than
17143 GP-relative offsets for VxWorks PIC.
17144 * config/i386/predicates.md (gotoff_operand): New predicate.
17146 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17148 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17150 * config/vxworks-dummy.h: New file.
17151 * config/i386/i386.h: Include it.
17153 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17155 * dwarf2out.c (is_inlined_entry_point): New
17156 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17157 DW_AT_ranges if the first subblock is the entry point.
17159 2007-03-06 David Daney <ddaney@avtrex.com>
17161 * doc/install.texi (mips-*-*): Change recommended binutils
17164 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17166 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17167 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17169 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17170 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17172 2007-03-06 Jan Hubicka <jh@suse.cz>
17174 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17175 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17177 (probably_cold_bb_p): Cold functions are cold.
17178 (probably_never_executed_bb_p): Cold functions are cold.
17179 (tree_bb_level_predictions): Predict calls to cold functions as not
17181 (compute_function_frequency): Check hot/cold attributes.
17182 * function.h (function_frequency): Update comments.
17183 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17184 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17185 (c_common_att): Add cold and hot.
17187 * doc/extend.texi (hot,cold attributes): Document.
17189 2007-03-06 Andrew Haley <aph@redhat.com>
17191 * function.c (expand_function_end): Move blockage to just after we
17192 emit the label for the naked return from the function.
17194 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17196 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17199 2007-03-06 Jan Hubicka <jh@suse.cz>
17201 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17202 loaded for constant large models. Non-large 64bit PIC can do.
17203 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17204 * cmodel.h: Add LARGE PIC.
17205 * i386.md (UNSPEC_PLTOFF): New.
17206 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17208 (*call_1_rex64): Disable for large models.
17209 (*call_1_rex64_large): New.
17210 (*call_value_1_rex64): Disable for large models.
17211 (*call_value_1_rex64_large): New.
17212 (set_rip_rex4): New.
17213 (set_got_offset_rex64): New.
17214 * predicates.md (constant_call_address_operand): For large model
17215 constant calls are not possible.
17216 * i386-protos.h (construct_plt_address): Declare.
17217 * i386.c (override_options): Accept large models.
17218 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17219 (legitimate_constant_p): Add new UNSPECs.
17220 (legitimate_pic_operand_p): Likewise.
17221 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17222 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17224 (output_pic_addr_const): Add PLTOFF.
17225 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17226 (ix86_expand_move): Legitimize pic address when in PIC mode.
17227 (construct_plt_address): New function.
17228 (ix86_expand_call): Offload the address to register and use GOT
17229 pointer for large model.
17230 * invoke.texi (mcmodel=large): Update documentation.
17232 2007-03-06 Richard Henderson <rth@redhat.com>
17234 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17235 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17236 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17237 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17238 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17239 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17240 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17241 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17242 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17243 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17244 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17245 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17246 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17247 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17248 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17249 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17250 x86_schedule, x86_use_bt, x86_pad_returns,
17251 x86_use_xchgb): Merge into ...
17252 (ix86_tune_features): ... here. New array.
17253 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17254 x86_bswap): Merge into ...
17255 (ix86_arch_features): ... here. New array.
17256 (x86_3dnow_a): Remove.
17257 (x86_accumulate_outgoing_args): Make static.
17258 (x86_arch_always_fancy_math_387): Make static.
17259 (ix86_tune_mask, ix86_arch_mask): Move ...
17260 (override_options): ... to local variables here. Apply the
17261 appropriate mask to each element of ix86_arch_features and
17262 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17263 as were done in the old macros.
17264 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17265 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17266 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17267 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17268 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17269 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17270 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17271 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17272 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17273 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17274 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17275 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17276 x86_accumulate_outgoing_args, x86_prologue_using_move,
17277 x86_epilogue_using_move, x86_decompose_lea,
17278 x86_arch_always_fancy_math_387, x86_shift1,
17279 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17280 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17281 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17282 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17283 x86_use_incdec, x86_pad_returns, x86_bswap,
17284 x86_partial_flag_reg_stall): Remove.
17285 (enum ix86_tune_indices): New.
17286 (ix86_tune_features): New.
17287 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17288 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17289 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17290 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17291 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17292 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17293 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17294 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17295 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17296 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17297 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17298 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17299 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17300 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17301 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17302 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17303 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17304 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17305 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17306 TARGET_EXT_80387_CONSTANTS): Use it.
17307 (enum ix86_arch_indices): New.
17308 (ix86_arch_features): New.
17309 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17310 TARGET_BSWAP): Use it.
17311 (ix86_tune_mask, ix86_arch_mask): Remove.
17313 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17316 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17317 Define using $${sysroot_headers_suffix}.
17318 * configure: Regenerate.
17319 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17320 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17322 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17323 * gcc.c (print_sysroot_headers_suffix): New.
17324 (option_map): Include --print-sysroot-headers-suffix.
17325 (display_help): Mention -print-sysroot-headers-suffix.
17326 (process_command): Handle -print-sysroot-headers-suffix.
17327 (do_spec_1): Append multilib directory to include-fixed path if
17328 sysroot suffixes in use.
17329 (main): Handle -print-sysroot-headers-suffix.
17330 * Makefile.in (start.encap): Don't depend on xlimits.h
17331 (xlimits.h): Remove.
17332 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17333 limits.h for each multilib in fixinc_list.
17334 (fixinc_list, s-fixinc_list): New.
17335 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17336 generate them for each multilib in fixinc_list.
17337 (stmp-fixproto): Use include-fixed. Run fixproto for each
17338 multilib in fixinc_list.
17339 (mostlyclean): Don't remove xlimits.h.
17340 (clean): Remove include-fixed.
17341 (real-install-headers-tar, real-install-headers-cpio,
17342 real-install-headers-cp): Don't copy include, only include-fixed.
17343 (install-mkheaders): Depend on fixinc_list. Don't depend on
17344 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17345 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17346 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17348 2007-03-06 Jan Hubicka <jh@suse.cz>
17350 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17353 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17355 * configure.ac: Allow tm_file to contain build-directory files.
17356 * configure: Regenerate.
17357 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17358 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17359 * config/m68k/print-sysroot-suffix.sh: New file.
17361 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17363 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17364 of pic_offset_table_rtx if reload_completed.
17365 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17366 PIC_OFFSET_TABLE_REGNUM.
17367 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17369 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17370 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17374 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17375 functions that call eh_return.
17377 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17379 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17380 functions that need a constant pool.
17382 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17385 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17386 (m68k_preferred_reload_class): Likewise.
17387 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17388 (SECONDARY_RELOAD_CLASS): Define.
17389 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17390 (LIMIT_RELOAD_CLASS): Delete.
17391 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17392 registers from storing bytes.
17393 (m68k_secondary_reload_class): New function.
17394 (m68k_preferred_reload_class): Likewise.
17396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17398 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17400 (m68k_expand_prologue): Likewise.
17402 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17404 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17405 (mips_expand_epilogue): Add a bool parameter.
17406 (m68k_legitimize_sibcall_address): Declare.
17407 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17408 (m68k_expand_epilogue): Add a parameter to select between sibling
17409 and normal epilogues. Only generate a return for the latter.
17410 (m68k_ok_for_sibcall_p): New function.
17411 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17412 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17413 (sibcall_value, *sibcall_value): Likewise.
17414 (*call, *call_value): Require !SIBLING_CALL_P.
17415 (epilogue): Update call to m68k_expand_epilogue.
17416 (sibcall_epilogue): New pattern.
17417 * config/m68k/predicates.md (const_call_operand): Say that this
17418 predicate applies to sibling calls too.
17419 (sibcall_operand): New predicate.
17421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17423 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17424 alternatives as movsi_cf.
17425 (movsf_cf_hard): Add commentary.
17427 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17428 Richard Sandiford <richard@codesourcery.com>
17430 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17431 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17432 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17433 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17434 as being live on exit from an interrupt function.
17435 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17436 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17437 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17438 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17439 (m68k_interrupt_function_p): Globalize.
17440 (m68k_compute_frame_layout): Remove reverse mask code.
17441 (m68k_emit_movem, m68k_set_frame_related): New functions.
17442 (m68k_output_function_prologue): Delete in favor of...
17443 (m68k_expand_prologue): ...this new function.
17444 (m68k_output_function_epilogue): Delete in favor of...
17445 (m68k_expand_epilogue): ...this new function.
17446 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17448 (print_operand): Handle %?.
17449 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17450 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17451 (prologue, epilogue): New patterns.
17452 (return): Turn into a define_expand.
17453 (*return): New pattern, derived from old "return" pattern. Use rte
17454 rather than rts for interrupt functions. Only use rtd if the pop
17456 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17457 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17458 (link, *link, unlink, *unlink, load_got): Likewise.
17460 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17464 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17465 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17466 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17467 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17468 and m68k_matches_u_p.
17469 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17470 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17471 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17472 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17473 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17474 (REG_STRICT_P): New macro.
17475 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17476 PCREL_GENERAL_OPERAND_OK.
17477 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17478 m68k_legitimate_base_reg_p.
17479 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17480 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17481 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17482 * config/m68k/m68k.c (m68k_address): New structure.
17483 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17484 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17485 (m68k_jump_table_ref_p, m68k_decompose_address)
17486 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17487 (m68k_matches_u_p): New functions.
17488 (print_operand_address): Rewrite to use m68k_decompose_index.
17490 2007-03-05 David Taylor <dtaylor@emc.com>
17492 * gcc.c: Correct copyright date in --version output.
17494 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17496 * pa.md: In unamed move patterns, disparge copies between general
17497 and floating point registers using '?' modifier. Don't include 'f'
17498 constraint for register preferences in DImode, SImode, HImode and
17499 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17500 Remove constraints for copies between general and floating registers
17501 in soft-float DFmode pattern.
17502 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17506 2007-03-05 Mike Stump <mrs@apple.com>
17508 * c-common.c (targetcm): Add.
17509 * c-opts.c (c_common_handle_option): Handle language specific
17511 * opts.c (handle_option): Verify language for target options, if
17513 * opth-gen.awk: Add CL_LANG_ALL.
17514 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17515 (TARGETCM_INITIALIZER): Add.
17516 * target.h (struct gcc_targetcm): Add.
17518 * targhooks.c (default_handle_c_option): Add.
17519 * targhooks.h (default_handle_c_option): Add.
17520 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17522 * config/darwin.opt (iframework): Add.
17523 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17524 * config/darwin-c.c (handle_c_option): Add.
17525 (TARGET_HANDLE_C_OPTION): Add.
17527 * doc/invoke.texi (Darwin Options): Add -iframework.
17529 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17531 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17534 2007-03-05 Ian Lance Taylor <iant@google.com>
17536 * c.opt (fgnu89-inline): New option.
17537 * c-opts.c (c_common_post_options): Set default value for
17539 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17540 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17542 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17543 (grokdeclarator, start_function): Likewise.
17544 * c-cppbuiltin.c (c_cpp_builtins): Define either
17545 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17546 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17547 (C Dialect Options): Document -fgnu89-inline.
17548 * doc/extend.texi (Function Attributes): Explain what the
17549 gnu_inline attribute does.
17550 * doc/cpp.texi (Common Predefined Macros): Document
17551 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17553 2007-03-05 Ian Lance Taylor <iant@google.com>
17555 PR tree-optimization/31034
17556 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17557 half-range if the other side is an overflow infinity.
17559 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17561 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17562 (bfin*-linux-uclibc*): New configuration.
17563 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17565 * config/bfin/linux.h: New file.
17566 * config/bfin/libgcc-bfin.ver: New file.
17567 * config/bfin/t-bfin-uclinux: New file.
17568 * config/bfin/t-bfin-linux: New file.
17569 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17570 (TARGET_OS_CPP_BUILTINS): New macro.
17572 2007-03-05 Richard Guenther <rguenther@suse.de>
17574 * fold-const.c (fold_binary): Remove duplicate folding
17575 of comparison of non-null ADDR_EXPR against null.
17577 2007-03-05 Richard Guenther <rguenther@suse.de>
17578 Dorit Nuzman <dorit@il.ibm.com>
17580 PR tree-optimization/26420
17581 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17582 are no loops in the function. Only print the number of
17583 vectorized loops if it is greater than zero or we are supposed
17584 to print information about unvectorized loops.
17586 2007-03-05 Revital Eres <eres@il.ibm.com>
17588 * gcc.dg/var-expand1.c: New test.
17589 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17590 when an accumulator is expanded.
17592 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17595 * c-common.c (convert_and_check): Don't give warnings for
17596 conversion if 'expr' already overflowed.
17598 2007-03-04 Roger Sayle <roger@eyesopen.com>
17600 PR middle-end/30744
17601 * fold-const.c (fold_comparison): Enforce type consistency when
17602 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17604 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17606 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17607 containing a cast to the base of TARGET_MEM_REF.
17609 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17611 * tree.c (tree_contains_struct_check_failed): Remove spurious
17612 whitespace from error message.
17614 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17617 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17618 instead of precision.
17620 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17621 Nathan Sidwell <nathan@codesourcery.com>
17623 * emit-rtl.c (find_auto_inc): New.
17624 (try_split): recreate REG_INC notes,
17625 Use regular for loops rather than whiles.
17627 2007-03-03 Andreas Schwab <schwab@suse.de>
17629 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17630 * configure: Regenerate.
17632 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17634 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17635 flag_rounding_math, not flag_unsafe_math_optimizations.
17637 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17639 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17640 alpha_fold_vector_minmax): Likewise.
17641 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17642 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17644 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17646 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17647 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17648 if the lhs has side-effects.
17649 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17651 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17653 * config/i386/i386.h (TUNEMASK): Remove define.
17654 (ARCHMASK): Remove define.
17655 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17656 Use ix86_arch_mask variable instead of ARCHMASK.
17657 * config/i386/i386.c (override_options): Ditto.
17658 (standard_80387_constant_p): Ditto.
17660 2007-03-02 Ian Lance Taylor <iant@google.com>
17662 Used signed infinities in VRP.
17663 * tree-vrp.c (uses_overflow_infinity): New static function.
17664 (supports_overflow_infinity): New static function.
17665 (make_overflow_infinity): New static function.
17666 (negative_overflow_infinity): New static function.
17667 (positive_overflow_infinity): New static function.
17668 (is_negative_overflow_infinity): New static function.
17669 (is_positive_overflow_infinity): New static function.
17670 (is_overflow_infinity): New static function.
17671 (overflow_infinity_range_p): New static function.
17672 (compare_values_warnv): New function split out of compare_values.
17673 (compare_value): Call it.
17674 (set_value_range_to_nonnegative): Add overflow_infinity
17675 parameter. Change caller.
17676 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17678 (vrp_expr_computes_nonzero): Likewise.
17679 (compare_ranges, compare_range_with_value): Likewise.
17680 (compare_name_with_value, compare_names): Likewise.
17681 (vrp_evaluate_conditional): Likewise.
17682 (set_value_range): Handle infinity
17683 (vrp_operand_equal_p, operand_less_p): Likewise.
17684 (extract_range_from_assert): Likewise.
17685 (vrp_int_const_binop): Likewise.
17686 (extract_range_from_binary_expr): Likewise.
17687 (extract_range_from_unary_expr): Likewise.
17688 (extract_range_from_comparison): Likewise.
17689 (extract_range_from_expr): Likewise.
17690 (dump_value_range): Likewise.
17691 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17692 (test_for_singularity): Likewise.
17693 (vrp_int_const_binop): Remove inline qualifier.
17694 (adjust_range_with_scev): Add comment.
17695 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17697 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17699 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17700 (get_constraint_for): Likewise.
17701 (do_structure_copy): Likewise.
17702 (find_func_aliases): Fix references to MODIFY_EXPR.
17703 (intra_create_variable_infos): Tidy.
17704 * tree-ssa-operands.c (add_virtual_operand): Add argument
17706 When adding members of alias sets, if IS_CALL_SITE is true and
17707 the symbol is not call-clobbered, skip it.
17708 Adjust all callers.
17710 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17712 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17713 entry by means of emit_insn_at_entry.
17715 2007-03-02 Richard Henderson <rth@redhat.com>
17717 * expr.h (promoted_input_arg): Remove decl.
17718 * function.c (promoted_input_arg): Merge into ...
17719 * combine.c (setup_incoming_promotions): ... only caller.
17720 Rearrange to avoid double loop.
17722 2007-03-02 Ben Elliston <bje@au.ibm.com>
17723 Peter Bergner <bergner@vnet.ibm.com>
17724 Janis Johnson <janis187@us.ibm.com>
17726 * config/rs6000/dfp.md: New file.
17727 * config/rs6000/rs6000.md: Include dfp.md.
17728 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17729 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17730 and TDmode decimal float modes in FP registers.
17731 (num_insns_constant): Likewise.
17732 (rs6000_legitimate_offset_address_p): Likewise.
17733 (rs6000_legitimize_address): Likewise.
17734 (rs6000_legitimize_reload_address): Likewise.
17735 (rs6000_legitimate_address): Likewise.
17736 (rs6000_emit_move): Likewise.
17737 (function_arg_boundary): Likewise.
17738 (function_arg_advance): Likewise.
17739 (rs6000_darwin64_record_arg_recurse): Likewise.
17740 (function_arg): Likewise.
17741 (rs6000_gimplify_va_arg): Likewise.
17742 (rs6000_split_multireg_move): Likewise.
17743 (rs6000_output_function_epilogue): Likewise.
17744 (rs6000_output_function_epilogue): Likewise.
17745 (rs6000_register_move_cost): Likewise.
17746 (rs6000_function_value): Likewise.
17747 (rs6000_libcall_value): Likewise.
17749 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17751 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17753 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17755 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17756 Use $MULTIDIR to choose between the kernel and RTP headers,
17757 and use $WIND_BASE and $WIND_USR to locate them.
17759 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17761 * config/i386/i386.c (override_options): Put initialization of
17762 ix86_tune_mask and ix86_arch_mask to the correct place.
17764 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17765 Michael Meissner <michael.meissner@amd.com>
17768 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17769 (ARCHMASK): Define.
17770 (TARGET_CMOVE): Use ARCHMASK.
17771 (TARGET_CMPXCHG): Ditto.
17772 (TARGET_CMPXCHG8B): Ditto.
17773 (TARGET_XADD): Ditto.
17774 (TARGET_BSWAP): Ditto.
17775 * config/i386/i386.c (ix86_tune_mask): New global variable.
17776 (ix86_arch_mask): Ditto.
17777 (override_options): Initialize ix86_tune_mask and
17778 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17781 2007-03-02 Ben Elliston <bje@au.ibm.com>
17784 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17786 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17788 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17789 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17790 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17791 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17793 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17794 rs6000_init_dwarf_reg_sizes_extra): New.
17795 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17796 SPE register high parts.
17798 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17800 * Makefile.in: Add install-pdf target as
17801 copied from automake v1.10 rules.
17802 * configure.ac: Add install-pdf to target list.
17803 * configure: Regenerate.
17805 2007-03-01 Paul Brook <paul@codesourcery.com>
17807 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17808 modes to LDRD for DImode.
17809 (output_move_double): Fixup out of range ldrd/strd.
17810 (vfp_secondary_reload_class): Rename...
17811 (coproc_secondary_reload_class): ... to this. Add wb argument.
17812 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17813 coproc_secondary_reload_class for CLASS_IWMMXT.
17814 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17815 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17817 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17819 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17820 unroll factor by the estimated number of iterations.
17821 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17822 than prefetch latency.
17824 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17825 decode_caches_intel, detect_caches_intel): New functions.
17826 (host_detect_local_cpu): Use detect_caches_amd and
17827 detect_caches_intel.
17829 2007-03-01 Richard Henderson <rth@redhat.com>
17831 * expr.c (emit_move_complex_push): Export.
17832 (emit_move_complex_parts): Split out from ...
17833 (emit_move_complex): ... here.
17834 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17835 * config/i386/i386.md (movcdi): New.
17837 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17839 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17840 size of mode1 to check for tieable modes in MMX case.
17842 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17844 * Makefile.in (rtlanal.o): Depend on tree.h.
17845 * rtl.h (offset_within_section_p, split_const): Declare.
17846 * rtlanal.c: Include tree.h.
17847 (offset_within_block_p): New function, taken from
17848 mips_offset_within_object_p.
17849 (split_const): New function, taken from mips_split_const.
17850 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17852 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17853 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17854 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17855 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17856 (m68k_illegitimate_symbolic_constant_p): New function.
17857 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17858 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17859 symbolic constant that might be outside the symbol's section,
17860 move the symbol first and then add the offset.
17861 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17863 * config/mips/mips.c (mips_split_const): Delete.
17864 (mips_offset_within_object_p): Delete.
17865 (mips_symbolic_constant_p): Use offset_within_section_p and
17866 split_const instead of mips_offset_within_object_p and
17868 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17869 (mips_legitimize_const_move, print_operand_reloc)
17870 (mips_dangerous_for_la25_p): Use split_const instead of
17873 2007-02-28 Eric Christopher <echristo@apple.com>
17875 * Makefile.in (install-include-dir): Don't rm -rf include.
17877 2007-02-28 Richard Guenther <rguenther@suse.de>
17879 PR middle-end/30364
17880 * fold-const.c (fold_binary): Do not associate expressions
17881 with more than one variable for integer types that do not wrap.
17883 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17885 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17886 Delete, and replace with...
17887 (fold_builtin_call_array): This. Update callers to use it.
17888 * fold-const.c (fold_build_call_list): Delete, and replace with...
17889 (fold_build_call_array): This.
17890 (fold_build_call_list_initializer): Delete, and replace with...
17891 (fold_build_call_array_initializer): This.
17892 * tree.h: Update declarations to reflect above changes.
17894 * c-typeck.c (build_function_call): Store converted arguments
17895 in a stack-allocated array instead of building a list.
17896 (convert_arguments): Store arguments in the array passed in as an
17897 argument, and return the actual number of arguments.
17898 * c-format.c: (check_function_format): Pass arguments in an
17899 array instead of a list.
17900 * c-common.c (check_function_nonnull): Likewise.
17901 (check_function_sentinel): Likewise.
17902 (check_function_arguments): Likewise.
17903 * c-common.h: Update declarations to reflect above changes.
17905 2007-02-28 Jan Hubicka <jh@suse.cz>
17907 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17908 PRED_NEGATIVE_RETURN): Update outcomes.
17910 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17912 * calls.c (emit_library_call_value_1): Handle partial registers
17913 correctly when building up CALL_INSN_FUNCTION_USAGE.
17915 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17917 * pa/predicates.md (move_src_operand): Allow zero for mode.
17918 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17921 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17924 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17925 *movv2df_internal): Enable pattern only for valid operand
17927 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17928 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17930 2007-02-27 Mike Stump <mrs@apple.com>
17932 * config/darwin-crt3.c: Avoid compilation when compiling for a
17935 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17937 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17939 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17940 for fixed headers and limits.h.
17941 (install-include-dir, install-headers-tar, install-headers-cpio,
17942 install-headers-cp, real-install-headers-tar,
17943 real-install-headers-cpio, real-install-headers-cp): Handle
17944 include-fixed as well as include.
17945 (install-mkheaders): Don't install files that go only in include
17947 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17948 from GCC_INCLUDE_DIR.
17949 * gcc.c (process_command): Remove special -BstageN/ handling.
17950 (do_spec_1): Add include-fixed directories.
17952 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17954 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17956 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17958 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17961 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17963 * c-common.c (get_priority): Add check for
17964 SUPPORTS_INIT_PRIORITY.
17966 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17968 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17970 * config/bfin/bfin.c: Include "cfglayout.h".
17971 (MAX_LSETUP_DISTANCE): New macro.
17972 (struct loop_info): New members incoming, incoming_src and
17973 incoming_dest. Delete member predecessor.
17974 (length_for_loop): New function.
17975 (bfin_optimize_loop): Handle more different loop structures.
17976 (bfin_discover_loop): Rework detection of predecessor blocks by
17977 examining incoming edges.
17978 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17980 (bfin_reorder_loops): New function.
17981 (bfin_reorg_loops): Use these three new functions.
17983 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17984 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17985 (CONSTRAINT_LEN): Add entry for 'q'.
17986 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17987 Add 'q' constraints.
17988 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17989 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17991 * config/bfin/bfin.md (add_with_carry): New pattern.
17992 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17993 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17994 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17995 support unsigned multiplies too. Removed incorrect commutativity from
17996 operand 1 constraint where appropriate.
17997 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17999 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18000 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18002 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18003 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18004 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18005 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18006 usmulhisi_hh_huh): New patterns.
18008 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18009 lshifthi3): Fix output template to use half reg for operand 2.
18011 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18014 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18016 2007-02-27 Andreas Schwab <schwab@suse.de>
18018 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18020 2007-02-27 Jan Hubicka <jh@suse.cz>
18022 * predict.c (last_basic_block_p): Remove.
18023 (tree_estimate_probability): Update return heuristic for commonized
18026 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18028 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18030 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18032 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18033 * doc/cpp.texi: Standardize title page.
18034 * doc/cppinternals.texi: Likewise.
18035 * doc/gcc.texi: Standardize title page, remove version number
18036 from copyright page.
18037 * doc/gccint.texi: Likewise.
18038 * doc/install.texi: Standardize title page, add table of
18041 2007-02-26 Jan Hubicka <jh@suse.cz>
18043 * predict.def: Set outcomes according to more recent results.
18044 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18045 Remove dead predictors.
18046 * predict.c (return_prediction): Fix pasto.
18048 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18050 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18051 change; avoid a memory leak when returning early.
18053 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18055 * c-decl.c (static_ctors): Move to c-common.c.
18056 (static_dtors): Likewise.
18057 (finish_function): Use c_record_cdtor_fn.
18058 (build_cdtor): Move to c-common.c.
18059 (c_write_global_declarations): Use c_build_cdtor_fns.
18060 * c-common.h (static_ctors): Declare.
18061 (static_dtors): Likewise.
18062 (c_record_cdtor_fn): Likewise.
18063 (c_build_cdtor_fns): Likewise.
18064 * c-common.c (static_ctors): New variable.
18065 (static_dtors): Likewise.
18066 (c_record_cdtor_fn): New function.
18067 (build_cdtor): Move from c-decl.c
18068 (c_build_cdtor_fns): New function.
18070 * output.h (assemble_addr_to_section): Declare.
18071 (get_cdtor_priority_section): Likewise.
18072 * varasm.c (assemble_addr_to_section): New function.
18073 (get_cdtor_priority_section): Likewise.
18074 (default_named_section_asm_out_destructor): Use them.
18075 (destor_dtor_section_asm_out_destructor): Likewise.
18076 (default_named_section_asm_out_constructor): Likewise.
18077 (default_ctor_section_asm_out_constructor): Likewise.
18078 * config.gcc (*-*-vxworks*): Include vxworks.o.
18079 * config/t-vxworks (vxworks.o): New target.
18080 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18081 (TARGET_ASM_CONSTRUCTOR): Define.
18082 (TARGET_ASM_DESTRUCTOR): Likewise.
18083 (vxworks_asm_out_constructor): Declare.
18084 (vxworks_asm_out_destructor): Likewise.
18086 * c-common.c (get_priority): Check that we have not just an
18087 INTEGER_CST, but an integer constant with integeral type.
18089 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18091 PR tree-optimization/30938
18092 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18093 use &dt[nargs-1] instead of &dt[nargs] in the call to
18094 vect_is_simple_use().
18096 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18098 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18099 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18100 Do not attempt to handle MEM inside auto-inc expressions.
18101 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18102 of a register modified by an auto-inc expression. However, do handle
18103 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18104 (elimination_effects): Prohibit elimination of a register modified
18105 by an auto-inc expression. Disable register elimination rules whose
18106 target register is modified by an auto-inc expression with variable
18109 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18111 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18113 (array_at_struct_end_p): New function.
18114 (idx_infer_loop_bounds): Use it.
18115 (estimate_numbers_of_iterations_loop): Export.
18116 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18117 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18118 (tree_estimate_probability): Call record_loop_exits.
18119 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18120 (estimated_loop_iterations, estimated_loop_iterations_int,
18121 estimated_loop_iterations_tree): New functions.
18122 (analyze_siv_subscript_cst_affine,
18123 compute_overlap_steps_for_affine_1_2,
18124 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18125 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18126 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18127 (PRED_LOOP_ITERATIONS_GUESSED): New.
18128 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18129 * cfgloop.h (estimate_numbers_of_iterations_loop,
18130 estimated_loop_iterations_int): Declare.
18132 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18134 * doc/extend.texi: Document optional priority argument to
18135 constructors and destructors.
18136 * tree.c (init_priority_for_decl): Adjust GTY markers.
18137 (init_ttree): Use priority-info hash functions for
18138 init_priority_for_decl.
18139 (tree_map_eq): Rename to ...
18140 (tree_map_base_eq): ... this.
18141 (tree_map_marked_p): Rename to ...
18142 (tree_map_base_marked_p): ... this.
18143 (tree_map_base_hash): New function.
18144 (decl_init_priority_lookup): Rework.
18145 (decl_fini_priority_lookup): New function.
18146 (decl_priority_info): New function.
18147 (decl_init_priority_insert): Use it.
18148 (decl_fini_priority_insert): Likewise.
18149 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18151 (decl_restrict_base_insert): Likewise.
18152 (decl_debug_expr_insert): Likewise.
18153 (decl_value_expr_lookup): Likewise.
18154 (decl_value_expr_insert): Likewise.
18155 * tree.h (priority_type): New type.
18156 (decl_init_priority_lookup): Use priority_type.
18157 (decl_fini_priority_lookup): New function.
18158 (decl_init_priority_insert): Use priority_type.
18159 (decl_fini_priority_insert): New function.
18160 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18161 (DECL_INIT_PRIORITY): Likewise.
18162 (SET_DECL_INIT_PRIORITY): Add comment.
18163 (DECL_FINI_PRIORITY): New macro.
18164 (SET_DECL_FINI_PRIORITY): Likewise.
18165 (DEFAULT_INIT_PRIORITY): Document.
18166 (MAX_INIT_PRIORITY): Likewise.
18167 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18168 (tree_map_base): New type.
18169 (tree_map_base_eq): New function.
18170 (tree_map_base_hash): Likewise.
18171 (tree_map_base_marked_p): Likewise.
18172 (tree_map): Inherit from tree_map_base.
18173 (tree_map_eq): Make it a macro.
18174 (tree_map_marked_p): Likewise.
18175 (tree_int_map): Inherit from tree_map_base.
18176 (tree_int_map_eq): Make it a macro.
18177 (tree_int_map_hash): Likewise.
18178 (tree_int_map_marked_p): Likewise.
18179 (tree_priority_map): New type.
18180 (tree_priority_map_eq): New macro.
18181 (tree_priority_map_hash): Likewise.
18182 (tree_priority_map_marked_p): Likewise.
18183 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18185 (emutls_common_1): Likewise.
18186 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18187 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18188 of tree_map hierarchy.
18189 * tree-cfg.c (move_stmt_r): Likewise.
18190 (new_label_mapper): Likewise.
18191 * c-tree.h (c_expand_body): Move to ...
18192 * c-common.h (c_expand_body): ... here.
18193 * c-decl.c (c_expand_body): Move to ...
18194 * c-common.c (c_expand_body): ... here.
18195 (c_common_attribute_table): Allow 1 argument for the constructor
18196 and destructor attributes.
18197 (get_priority): New function.
18198 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18199 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18201 2007-02-24 Jan Hubicka <jh@suse.cz>
18203 PR middle-end/30509
18204 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18205 copying for inlining.
18207 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18208 Jan Hubicka <jh@suse.cz>
18211 * i386.c (counter_mode): New function.
18212 (expand_set_or_movmem_via_loop): Use it.
18213 (expand_movmem_epilogue): Likewise; fix pasto.
18214 (ix86_expand_movmem): Do emit guard even for constant counts.
18215 (ix86_expand_setmem): Likewise.
18217 2007-02-25 Nick Clifton <nickc@redhat.com>
18219 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18220 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18222 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18225 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18226 count argument with 0x10, not with 0x16.
18227 (expand_setmem_epilogue): Ditto.
18229 2007-02-24 Mike Stump <mrs@apple.com>
18231 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18234 2007-02-24 Richard Guenther <rguenther@suse.de>
18236 PR middle-end/30951
18237 * fold-const.c (fold_binary): Fold x +- CST op x for
18238 EQ_EXPR and NE_EXPR.
18240 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18242 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18244 2007-02-24 Jan Hubicka <jh@suse.cz>
18246 * cgraphunit.c (decide_is_function_needed): Honor
18247 -fkeep-inline-functions.
18249 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18251 * builtins.c (fold_builtin_modf): New.
18252 (fold_builtin_2): Use it.
18254 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18256 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18257 (determine_max_iter): Take additional LOOP arg; all callers changed.
18258 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18259 one using simplifications.
18260 (simplify_using_initial_values): Return if the expression becomes
18261 invalid due to altered regs.
18263 2007-02-23 DJ Delorie <dj@redhat.com>
18265 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18267 2007-02-23 Mike Stump <mrs@apple.com>
18269 * tlink.c (scan_linker_output): Parse linker messages from
18270 darwin9's linker better.
18272 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18275 * varpool.c (varpool_assemble_pending_decls): Set
18276 varpool_last_needed_node to null.
18278 2007-02-23 DJ Delorie <dj@redhat.com>
18280 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18281 alignment bigger than the object file can handle.
18283 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18286 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18287 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18288 (*movsf_1): Penalize MMX moves.
18290 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18292 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18293 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18295 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18297 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18299 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18300 (fold_builtin_1): Use them.
18301 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18302 BUILT_IN_SIGNIFICAND.
18304 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18306 * config/i386/i386.c (bdesc_1arg): Initialize
18307 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18308 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18309 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18310 and IX86_BUILTIN_MOVSLDUP.
18312 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18314 PR rtl-optimization/30841
18315 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18317 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18319 * builtins.c (fold_builtin_frexp): New.
18320 (fold_builtin_2): Use it.
18322 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18324 * doc/invoke.texi (Spec Files): Document getenv spec function.
18326 * gcc.c (getenv_spec_function): New function.
18327 (static_spec_functions): Add it.
18328 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18329 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18332 2007-02-22 Michael Matz <matz@suse.de
18335 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18336 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18338 2007-02-22 Ian Lance Taylor <iant@google.com>
18341 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18342 (mem_loc_descriptor): Call it.
18344 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18345 Ira Rosen <irar@il.ibm.com>
18347 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18349 2007-02-22 Ira Rosen <irar@il.ibm.com>
18351 PR tree-optimization/30843
18352 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18353 stores only after all the group is vectorized.
18355 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18357 PR tree-optimization/30858
18358 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18359 in the reduction cycle have a single use in the loop.
18360 * tree-vectorizer.h (relevant): Add documentation.
18362 2007-02-20 Mike Stump <mrs@apple.com>
18364 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18365 * configure: Regenerate.
18367 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18369 Change the defaults of some parameters and options.
18370 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18371 * config/spu/spu.c (spu_optimization_options): Add.
18372 (spu_override_options): Change params in spu_optimization_options.
18373 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18375 Register 127 is only 16 byte aligned when used as a frame pointer.
18376 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18377 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18378 HARD_FRAME_POINTER_REGNUM.
18379 (spu_legitimate_address): Use regno_aligned_for_reload.
18380 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18381 aligned when frame_pointer_needed is true.
18382 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18384 * config/spu/spu.h (INIT_EXPANDERS): Define.
18386 Make sure shift and rotate instructions have valid immediate operands.
18387 * config/spu/predicates.md (spu_shift_operand): Remove.
18388 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18389 * config/spu/constraints.md (W, O): Extend range.
18390 * config/spu/spu.md (umask, nmask): Define.
18391 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18392 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18393 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18394 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18395 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18396 (lshr<mode>3_reg): Fix rtl description.
18398 Make sure mulhisi immediate operands are valid.
18399 * config/spu/predicates.md (imm_K_operand): Add.
18400 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18402 Generate constants using fsmbi and andi.
18403 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18404 (print_operand, spu_split_immediate, classify_immediate,
18405 fsmbi_const_p): Handle IC_FSMBI2.
18407 Correctly handle a CONST_VECTOR containing symbols.
18408 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18409 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18410 (immediate_load_p): Allow symbols that use 2 instructions to create.
18411 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18412 with symbols when flag_pic is set.
18413 (const_vector_immediate_p): New.
18414 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18415 accept a CONST_VECTOR with symbols.
18416 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18417 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18419 * config/spu/spu.md (high, low): Delete.
18420 (low_<mode>): Define.
18422 Remove INTRmode and INTR_REGNUM, which didn't work.
18423 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18425 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18426 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18427 peephole2 pattern): Don't use INTR or 131.
18428 (movintrcc): Delete.
18429 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18430 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18431 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18432 (UNSPEC_SET_INTR): Add.
18433 * config/spu/spu-modes.def (INTR): Remove.
18435 More accurate warnings about run-time relocations.
18436 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18438 Correctly warn about immediate arguments to specific intrinsics.
18439 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18440 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18441 the instruction predicate.
18443 Fix tree check errors with latest update.
18444 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18446 (spu_expand_builtin): Use CALL_EXPR_FN.
18448 Add missing specific intrinsics.
18449 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18451 * config/spu/spu_internals.h: Ditto.
18453 Fix incorrect operand modifiers.
18454 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18455 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18457 Optimize one case of zero_extend of a vec_select.
18458 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18460 Accept any immediate for hbr.
18461 * config/spu/spu.md (hbr): Change s constraints to i.
18463 2007-02-21 Paul Brook <paul@codesourcery.com>
18465 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18466 condexec_count when skipping USE and CLOBBER.
18468 2007-02-21 Nick Clifton <nickc@redhat.com>
18470 * common.opt (Warray-bounds): Add Warning attribute.
18471 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18473 (fsized-zeroes): Add Optimization attribute.
18474 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18475 * c.opt (Wc++0x-compat): Add Warning attribute.
18477 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18479 PR middle-end/30761
18480 * reload1.c (eliminate_regs_in_insn): In the single_set special
18481 case, attempt to re-recognize the insn before falling back to
18482 having reload fix it up.
18484 2007-02-20 Eric Christopher <echristo@gmail.com>
18486 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18487 Rewrite accordingly.
18488 (frv_read_iacc_argument): Ditto.
18489 (frv_expand_set_builtin): Take a call instead of arglist, update for
18491 (frv_expand_unop_builtin): Ditto.
18492 (frv_expand_binop_builtin): Ditto.
18493 (frv_expand_cut_builtin): Ditto.
18494 (frv_expand_binopimm_builtin): Ditto.
18495 (frv_expand_voidbinop_builtin): Ditto.
18496 (frv_expand_int_void2arg): Ditto.
18497 (frv_expand_prefetches): Ditto.
18498 (frv_expand_voidtriop_builtin): Ditto.
18499 (frv_expand_voidaccop_builtin): Ditto.
18500 (frv_expand_load_builtin): Ditto.
18501 (frv_expand_store_builtin): Ditto.
18502 (frv_expand_mdpackh_builtin): Ditto.
18503 (frv_expand_mclracc_builtin): Ditto.
18504 (frv_expand_mrdacc_builtin): Ditto.
18505 (frv_expand_mwtacc_builtin): Ditto.
18506 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18509 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18511 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18512 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18514 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18515 point instructions.
18516 * configure: Regenerate.
18517 * config.in: Regenerate.
18518 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18519 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18520 masks to power6 and power6x and to POWERPC_MASKS.
18521 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18523 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18524 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18525 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18526 Access PROTOTYPE as variable, not mask.
18528 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18530 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18531 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18532 * combine.c (adjust_for_new_dest): Use it.
18533 * postreload.c (reload_combine): Likewise.
18535 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18537 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18538 notes on an insn with multiple sets, even if single_set returns
18539 non-NULL for that insn.
18541 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18543 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18544 scalbn and scalbln.
18546 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18548 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18549 if user didn't pass it.
18550 * config/i386/darwin.h (CC1_SPEC): Likewise.
18551 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18552 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18553 -mmacosx-version-min.
18555 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18556 Uros Bizjak <ubizjak@gmail.com>
18558 * optabs.h (enum optab_index): Add new OTI_scalb.
18559 (scalb_optab): Define corresponding macro.
18560 * optabs.c (init_optabs): Initialize scalb_optab.
18561 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18563 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18564 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18565 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18566 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18567 flag_unsafe_math_optimizations is set.
18569 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18570 to implement scalbf, scalb and scalbl built-ins as inline x87
18573 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18574 DJ Delorie <dj@redhat.com>
18577 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18578 (diagnostic_report_diagnostic): ... here, and turn them into real
18579 errors. If warnings are inhibited, no need to do anything.
18581 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18583 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18584 better code generation.
18586 2007-02-20 Ben Elliston <bje@au.ibm.com>
18588 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18590 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18592 * config/alpha/alpha.c, config/alpha/alpha.md,
18593 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18594 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18595 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18596 config/arm/lib1funcs.asm: Follow spelling conventions.
18598 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18599 config/fr30/fr30.md, config/i386/i386.h,
18600 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18601 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18602 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18603 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18604 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18605 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18606 config/sparc/sparc.c, config/sparc/sparc.h,
18607 config/sparc/sparc.md, config/spu/constraints.md,
18608 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18611 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18614 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18617 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18619 * doc/invoke.texi (-ftree-lrs): Remove.
18621 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18623 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18626 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18628 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18629 new CALL_EXPR_FN macro for retrieving the function
18630 declaration of the input expression.
18632 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18634 * c.opt (Waddress): New.
18635 * common.opt (Walways-true): Delete.
18636 (Wstring-literal-comparison): Delete.
18637 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18638 -Wstring-literal-comparison. Add -Waddress.
18640 (Walways-true): Delete.
18641 (Wstring-literal-comparison): Delete.
18642 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18643 consistently instead of -Walways-true in example.
18644 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18645 * c-typeck.c (parser_build_binary_op): Replace
18646 -Wstring-literal-comparison and -Walways-true with -Waddress.
18647 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18650 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18652 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18653 without DECL_STRUCT_FUNCTION initialized.
18655 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18657 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18658 due to calls to functions taking pointers as parameters.
18660 2007-02-19 Richard Henderson <rth@redhat.com>
18663 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18666 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18668 * config/s390/s390.c (s390_call_saved_register_used,
18669 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18670 accessed to the new scheme.
18672 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18674 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18675 (cris_print_index, cris_print_operand, cris_print_operand_address)
18676 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18677 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18678 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18679 GET_CODE () == xxx.
18680 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18681 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18682 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18683 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18684 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18685 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18686 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18687 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18688 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18689 (uminsi3, call, call_value): Ditto.
18690 (define_split: indir_to_reg_split, unnamed): Ditto.
18692 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18694 PR tree-optimization/30975
18695 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18698 2007-02-18 Eric Christopher <echristo@gmail.com>
18700 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18701 Remove use of arglist.
18702 (mips_expand_builtin): Remove use of arglist, pass in expr.
18703 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18704 (mips_expand_builtin_movtf): Ditto.
18705 (mips_expand_builtin_compare): Ditto.
18707 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18709 * tree-sra.c (sra_build_assignment): Replace assertion
18710 checking with a comment explaining why it can't be done.
18712 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18714 PR middle-end/30833
18715 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18716 during CALL_EXPR representation conversion.
18717 * tree-ssa-propagate.c (set_rhs): Likewise.
18719 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18721 * tree-sra.c (sra_build_assignment): Disable assertion checking
18724 2007-02-18 Roger Sayle <roger@eyesopen.com>
18726 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18727 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18728 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18730 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18731 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18732 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18733 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18734 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18735 force_gimple_operand): Likewise.
18736 * ipa-cp.c (constant_val_insert): Likewise.
18737 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18738 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18739 perfect_nestify): Likewise.
18740 * langhooks.c (lhd_omp_assignment): Likewise.
18741 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18742 lower_copyprivate_clauses, lower_send_clauses,
18743 lower_send_shared_vars, expand_parallel_call,
18744 expand_omp_for_generic, expand_omp_for_static_nochunk,
18745 expand_omp_for_static_chunk, expand_omp_sections,
18746 lower_omp_single_copy, lower_omp_for_lastprivate,
18747 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18748 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18749 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18752 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18754 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18755 config/sh/sh.md: Follow spelling conventions.
18757 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18758 config/frv/predicates.md: Follow spelling conventions.
18760 * config/m68k/linux-unwind.h: Fix a comment typo.
18761 * target.h: Follow spelling conventions.
18763 2007-02-18 Roger Sayle <roger@eyesopen.com>
18765 PR rtl-optimization/28173
18766 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18767 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18768 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18769 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18770 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18772 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18774 * builtins.c (fold_builtin_load_exponent): New.
18775 (fold_builtin_2): Use it.
18777 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18779 PR rtl-optimization/30773
18780 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18781 if we fail to attach a REG_EQUIV note.
18783 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18784 Roger Sayle <roger@eyesopen.com>
18786 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18788 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18790 * calls.c (initialize_argument_information): Pass original EXP
18791 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18792 code to split complex arguments here, as part of initializing the
18794 (expand_call): Remove code that builds a list of arguments and
18795 inserts implicit arguments into it. Instead, just count how many
18796 implicit arguments there will be so we can determine the size of
18797 the ARGS array, and let initialize_argument_information do the work.
18798 (split_complex_values): Delete unused function.
18800 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18802 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18804 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18806 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18807 for arg pointer based indexed addressing.
18809 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18811 * config/ia64/ia64.h, config/ia64/ia64.md,
18812 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18813 spelling conventions.
18815 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18817 * config/m68k/m68k.c (split_di): New.
18818 * config/m68k/m68k-protos.h: Declare split_di.
18819 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18820 Improve predicate handling and split constant shifts.
18822 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18824 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18825 parameter for register bitfield operations, general predicates
18828 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18830 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18831 * config/m68k/linux-unwind.h: New file.
18833 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18835 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18836 config/i386/athlon.md, config/ia64/ia64.md,
18837 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18838 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18839 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18840 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18841 tree-vect-transform.c: Fix comment typos.
18843 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18845 * sched-deps.c (find_insn_list): Remove.
18846 * sched-int.h: Remove the prototype for find_insn_list.
18848 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18850 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18852 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18853 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18854 darwin_rs6000_override_options.
18855 (C_COMMON_OVERRIDE_OPTIONS): Expect
18856 darwin_macosx_version_min to be non-NULL always.
18857 (TARGET_C99_FUNCTIONS): Likewise.
18858 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18859 (DARWIN_MINVERSION_SPEC): New.
18860 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18861 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18863 (DARWIN_MINVERSION_SPEC): New.
18864 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18866 * config/darwin-c.c (darwin_cpp_builtins): Expect
18867 darwin_macosx_version_min to be non-NULL always.
18869 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18871 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18873 * config/i386/i386.h (x86_use_xchgb): New.
18874 (TARGET_USE_XCHGB): New macro.
18875 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18876 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18877 Split after reload into bswaphi for shifts of 8.
18878 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18879 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18880 or when optimizing for size.
18882 2007-02-16 Richard Guenther <rguenther@suse.de>
18883 Christian Bruel <christian.bruel@st.com>
18885 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18886 DECLs but prefer SSA_NAMEs over DECLs.
18888 2007-02-16 Richard Guenther <rguenther@suse.de>
18890 * tree-flow-inline.h (single_imm_use_p): Remove.
18891 (zero_imm_uses_p): Likewise.
18892 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18893 instead of single_imm_use_p.
18894 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18897 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18900 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18901 nested double- and backquotes.
18903 2007-02-15 Roger Sayle <roger@eyesopen.com>
18905 PR middle-end/30391
18906 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18907 should be unreachable.
18908 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18909 For the time being redirect GIMPLE_MODIFY_STMT to the new
18910 (renamed) build_gimple_modify_stmt_stat.
18911 (build2_gimple_stat): Rename to...
18912 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18913 Always build a GIMPLE_MODIFY_STMT node.
18914 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18915 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18918 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18919 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18920 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18921 expand_complex_div_wide): Likewise.
18922 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18923 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18924 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18925 * tree-ssa-loop-manip.c (create_iv): Likewise.
18926 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18927 abs_replacement): Likewise.
18928 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18929 realify_fake_stores): Likewise.
18931 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18932 node rather than a GIMPLE_MODIFY_STMT node.
18933 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18934 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18936 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18937 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18938 GIMPLE_MODIFY_STMT.
18940 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18942 PR middle-end/30433
18943 * fold-const.c (fold_comparison): Add back the
18944 folding of constant complex comparisions.
18946 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18948 PR middle-end/30729
18949 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18950 effects unknown to this function, return early.
18952 2007-02-15 Ian Lance Taylor <iant@google.com>
18954 * lower-subreg.c (move_eh_region_note): New static function.
18955 (resolve_simple_move): Call it.
18956 (decompose_multiword_subregs): Track blocks for which we resolve a
18957 simple move which is also a control flow insn. Pass them to
18958 find_many_sub_basic_blocks.
18959 (pass_lower_subreg): Add TODO_verify_flow.
18960 (pass_lower_subreg2): Likewise.
18962 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18963 Brooks Moses <brooks.moses@codesourcery.com>
18964 Lee Millward <lee.millward@codesourcery.com>
18966 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18967 (VL_EXP_CLASS_P): New.
18968 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18970 (TREE_OPERAND_CHECK_CODE): Likewise.
18971 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18972 (TREE_RTL_OPERAND_CHECK): Likewise.
18973 (tree_operand_check_failed): Make second parameter the whole tree
18974 instead of its code. Fixed callers.
18975 (VL_EXP_CHECK): New.
18976 (TREE_OPERAND_LENGTH): New.
18977 (VL_EXP_OPERAND_LENGTH): New.
18978 (CALL_EXPR_FN): New.
18979 (CALL_EXPR_STATIC_CHAIN): New.
18980 (CALL_EXPR_ARGS): New.
18981 (CALL_EXPR_ARG): New.
18982 (call_expr_nargs): New.
18983 (CALL_EXPR_ARGP): New.
18984 (build_nt_call_list): Declare.
18985 (build_vl_exp_stat): Declare.
18986 (build_vl_exp): New.
18987 (build_call_list): Declare.
18988 (build_call_nary): Declare.
18989 (build_call_valist): Declare.
18990 (build_call_array): Declare.
18991 (call_expr_arg): Declare.
18992 (call_expr_argp): Declare.
18993 (call_expr_arglist): Declare.
18994 (fold_build_call_list): Declare.
18995 (fold_build_call_list_initializer): Declare.
18996 (fold_call_expr): Declare to replace fold_builtin.
18997 (fold_builtin_fputs): Update to agree with modified definition.
18998 (fold_builtin_strcpy): Likewise.
18999 (fold_builtin_strncpy): Likewise.
19000 (fold_builtin_memory_chk): Likewise.
19001 (fold_builtin_stxcpy_chk): Likewise.
19002 (fold_builtin_strncpy_chk): Likewise.
19003 (fold_builtin_next_arg): Likewise.
19004 (fold_build_call_expr): Declare.
19005 (fold_builtin_call_list): Declare.
19006 (fold_builtin_call_valist): Declare.
19007 (build_call_expr): Declare.
19008 (validate_arglist): Update to agree with modified definition.
19009 (tree_operand_length): New.
19010 (call_expr_arg_iterator): New.
19011 (init_call_expr_arg_iterator): New.
19012 (next_call_expr_arg): New.
19013 (first_call_expr_arg): New.
19014 (more_call_expr_args_p): New.
19015 (FOR_EACH_CALL_EXPR_ARG): New.
19017 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19018 and tcc_gimple_stmt.
19019 (tree_code_size): Update documentation. Use sizeof (tree) rather
19020 than sizeof (char *).
19021 (tree_size): Likewise. Add case for tcc_vl_exp.
19022 (tree_node_structure): Add case for tcc_vl_exp.
19023 (contains_placeholder_p): Likewise.
19024 (substitute_in_expr): Likewise.
19025 (substitute_placeholder_in_expr): Likewise.
19026 (stabilize_reference_1): Likewise.
19027 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19028 to diagnose breakage of this interface for constructing CALL_EXPRs.
19029 (build_nt): Add similar assertion here.
19030 (build_nt_call_list): New.
19031 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19032 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19034 (get_callee_fndecl): Use new CALL_EXPR accessors.
19035 (tree_operand_check_failed): Change parameters to pass entire node
19036 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19037 (process_call_operands): New.
19038 (build_vl_exp_stat): New.
19039 (build_call_list): New.
19040 (build_call_nary): New.
19041 (build_call_valist): New.
19042 (build_call_array): New.
19043 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19044 (call_expr_arglist): New.
19046 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19047 tcc_vl_exp instead of a fixed-size tcc_expression.
19049 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19050 accessors for CALL_EXPRs.
19051 (AGGR_INIT_EXPR): Likewise.
19053 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19054 Brooks Moses <brooks.moses@codesourcery.com>
19055 Lee Millward <lee.millward@codesourcery.com>
19057 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19058 (expand_builtin_nonlocal_goto): Change parameter to be entire
19059 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19060 (expand_builtin_prefetch): Likewise.
19061 (expand_builtin_classify_type): Likewise.
19062 (mathfn_built_in): Return NULL_TREE instead of 0.
19063 (expand_errno_check): Use new CALL_EXPR accessors.
19064 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19065 Return NULL_RTX instead of 0.
19066 (expand_builtin_mathfn_2): Likewise.
19067 (expand_builtin_mathfn_3): Likewise.
19068 (expand_builtin_interclass_mathfn): Likewise.
19069 (expand_builtin_sincos): Likewise.
19070 (expand_builtin_cexpi): Likewise.
19071 (expand_builtin_int_roundingfn): Likewise.
19072 (expand_builtin_int_roundingfn_2): Likewise.
19073 (expand_builtin_pow): Likewise.
19074 (expand_builtin_powi): Likewise.
19075 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19076 of arglist, fixing callers appropriately. Use new CALL_EXPR
19077 accessors and constructors. Return NULL_RTX instead of 0.
19078 (expand_builtin_strstr): Likewise.
19079 (expand_builtin_strchr): Likewise.
19080 (expand_builtin_strrchr): Likewise.
19081 (expand_builtin_strpbrk): Likewise.
19082 (expand_builtin_memcpy): Likewise.
19083 (expand_builtin_mempcpy): Likewise.
19084 (expand_builtin_mempcpy_args): New.
19085 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19086 (expand_builtin_memmove_args): New.
19087 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19088 (expand_movstr): Likewise.
19089 (expand_builtin_strcpy): Likewise.
19090 (expand_builtin_strcpy_args): New.
19091 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19092 (expand_builtin_strncpy): Likewise.
19093 (expand_builtin_memset): Likewise.
19094 (expand_builtin_memset_args): New.
19095 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19096 (expand_builtin_memcmp): Likewise.
19097 (expand_builtin_strcmp): Likewise.
19098 (expand_builtin_strncmp): Likewise.
19099 (expand_builtin_strcat): Likewise.
19100 (expand_builtin_strncat): Likewise.
19101 (expand_builtin_strspn): Likewise.
19102 (expand_builtin_strcspn): Likewise.
19103 (expand_builtin_args_info): Likewise.
19104 (expand_builtin_va_start): Likewise.
19105 (gimplify_va_arg_expr): Likewise.
19106 (expand_builtin_va_end): Likewise.
19107 (expand_builtin_va_copy): Likewise.
19108 (expand_builtin_frame_address): Likewise.
19109 (expand_builtin_alloca): Likewise.
19110 (expand_builtin_bswap): Likewise.
19111 (expand_builtin_unop): Likewise.
19112 (expand_builtin_fputs): Likewise.
19113 (expand_builtin_expect): Likewise.
19114 (expand_builtin_fabs): Likewise.
19115 (expand_builtin_copysign): Likewise.
19116 (expand_builtin_printf): Likewise.
19117 (expand_builtin_fprintf): Likewise.
19118 (expand_builtin_sprintf): Likewise.
19119 (expand_builtin_init_trampoline): Likewise.
19120 (expand_builtin_signbit): Likewise.
19121 (expand_builtin_fork_or_exec): Likewise.
19122 (expand_builtin_sync_operation): Likewise.
19123 (expand_builtin_compare_and_swap): Likewise.
19124 (expand_builtin_lock_test_and_set): Likewise.
19125 (expand_builtin_lock_release): Likewise.
19126 (expand_builtin): Likewise.
19127 (builtin_mathfn_code): Likewise.
19129 (fold_builtin_constant_p): Pass call arguments individually instead
19130 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19131 accessors and constructors. Return NULL_TREE instead of 0.
19132 (fold_builtin_expect): Likewise.
19133 (fold_builtin_classify_type): Likewise.
19134 (fold_builtin_strlen): Likewise.
19135 (fold_builtin_nan): Likewise.
19136 (integer_valued_real_p): Likewise.
19137 (fold_trunc_transparent_mathfn): Likewise.
19138 (fold_fixed_mathfn): Likewise.
19139 (fold_builtin_cabs): Likewise.
19140 (fold_builtin_sqrt): Likewise.
19141 (fold_builtin_cbrt): Likewise.
19142 (fold_builtin_cos): Likewise.
19143 (fold_builtin_cosh): Likewise.
19144 (fold_builtin_tan): Likewise.
19145 (fold_builtin_sincos): Likewise.
19146 (fold_builtin_cexp): Likewise.
19147 (fold_builtin_trunc): Likewise.
19148 (fold_builtin_floor): Likewise.
19149 (fold_builtin_ceil): Likewise.
19150 (fold_builtin_round): Likewise.
19151 (fold_builtin_int_roundingfn): Likewise.
19152 (fold_builtin_bitop): Likewise.
19153 (fold_builtin_bswap): Likewise.
19154 (fold_builtin_logarithm): Likewise.
19155 (fold_builtin_hypot): Likewise.
19156 (fold_builtin_pow): Likewise.
19157 (fold_builtin_powi): Likewise.
19158 (fold_builtin_exponent): Likewise.
19159 (fold_builtin_memset): Likewise.
19160 (fold_builtin_bzero): Likewise.
19161 (fold_builtin_memory_op): Likewise.
19162 (fold_builtin_bcopy): Deleted; call site changed to invoke
19163 fold_builtin_memory_op directly.
19164 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19165 (fold_builtin_strncpy): Likewise.
19166 (fold_builtin_memcmp): Likewise.
19167 (fold_builtin_strcmp): Likewise.
19168 (fold_builtin_strncmp): Likewise.
19169 (fold_builtin_signbit): Likewise.
19170 (fold_builtin_copysign): Likewise.
19171 (fold_builtin_isascii): Likewise.
19172 (fold_builtin_toascii): Likewise.
19173 (fold_builtin_isdigit): Likewise.
19174 (fold_builtin_fabs): Likewise.
19175 (fold_builtin_abs): Likewise.
19176 (fold_builtin_fmin_fmax): Likewise.
19177 (fold_builtin_carg): Likewise.
19178 (fold_builtin_classify): Likewise.
19179 (fold_builtin_unordered_cmp): Likewise.
19181 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19182 New functions split out from fold_builtin_1.
19183 (fold_builtin_n): New.
19184 (fold_builtin_varargs): New.
19185 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19187 (fold_call_expr): New.
19188 (build_function_call_expr): Rewrite to use new helper function.
19189 (fold_builtin_call_list): New.
19190 (build_call_expr): New.
19191 (fold_builtin_call_valist): New.
19192 (rewrite_call_expr): New.
19193 (validate_arg): New.
19194 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19195 of an arglist. Change return type to bool. Use new CALL_EXPR
19198 (fold_builtin_strstr): Pass call arguments individually instead
19199 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19200 accessors and constructors. Return NULL_TREE instead of 0.
19201 (fold_builtin_strchr): Likewise.
19202 (fold_builtin_strrchr): Likewise.
19203 (fold_builtin_strpbrk): Likewise.
19204 (fold_builtin_strcat): Likewise.
19205 (fold_builtin_strncat): Likewise.
19206 (fold_builtin_strspn): Likewise.
19207 (fold_builtin_strcspn): Likewise.
19208 (fold_builtin_fputs): Likewise.
19209 (fold_builtin_next_arg): Likewise.
19210 (fold_builtin_sprintf): Likewise.
19212 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19213 NULL_RTX instead of 0.
19214 (expand_builtin_memory_chk): Likewise.
19215 (maybe_emit_chk_warning): Likewise.
19216 (maybe_emit_sprintf_chk_warning): Likewise.
19218 (fold_builtin_object_size): Pass call arguments individually instead
19219 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19220 accessors and constructors. Return NULL_TREE instead of 0.
19221 (fold_builtin_memory_chk): Likewise.
19222 (fold_builtin_stxcpy_chk): Likewise.
19223 (fold_builtin_strncpy_chk): Likewise.
19224 (fold_builtin_strcat_chk): Likewise.
19225 (fold_builtin_strcat_chk): Likewise.
19226 (fold_builtin_strncat_chk): Likewise.
19227 (fold_builtin_sprintf_chk): Likewise.
19228 (fold_builtin_snprintf_chk): Likewise.
19229 (fold_builtin_printf): Likewise.
19230 (fold_builtin_vprintf): Likewise.
19232 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19234 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19235 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19236 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19237 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19238 (fold_unary): Likewise.
19239 (fold_binary): Likewise.
19240 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19241 ternary expressions.
19242 (fold): Add logic for tcc_vl_exp.
19243 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19244 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19245 (fold_build3_stat): Add assertion to flag broken interface for
19246 constructing CALL_EXPRs.
19247 (fold_build_call_list): New.
19248 (fold_build_call_list_initializer): New.
19249 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19251 (fold_strip_sign_ops): Likewise.
19253 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19254 Brooks Moses <brooks.moses@codesourcery.com>
19255 Lee Millward <lee.millward@codesourcery.com>
19257 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19258 accessors and dump arguments explicitly.
19260 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19262 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19264 (print_call_name): Use new CALL_EXPR accessors.
19266 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19267 CALL_EXPR arguments explicitly instead of as a list. Use
19268 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19270 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19271 (vrp_visit_stmt): Likewise.
19273 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19274 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19276 (force_move_till_expr): Likewise.
19278 * targhooks.c (default_external_stack_protect_fail): Use
19279 build_call_expr instead of build_function_call_expr.
19280 (default_hidden_stack_protect_fail): Likewise.
19282 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19285 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19286 and walk arguments explicitly.
19288 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19289 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19290 (expand_simple_operations): Likewise.
19291 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19293 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19294 of TREE_CODE_LENGTH.
19295 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19297 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19298 instead of TREE_CODE_LENGTH.
19300 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19301 (tree_ic_transform): Likewise.
19302 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19303 parameter instead of arglist. Fix callers.
19304 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19305 (tree_stringops_transform): Likewise.
19306 (tree_indirect_call_to_profile): Likewise.
19307 (tree_stringops_values_to_profile): Likewise.
19309 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19310 (eliminate_tail_call): Likewise.
19312 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19314 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19315 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19317 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19319 * omp-low.c (build_omp_barrier): Use build_call_expr.
19320 (lower_rec_input_clauses): Likewise.
19321 (lower_reduction_clauses): Likewise.
19322 (expand_parallel_call): Likewise.
19323 (maybe_catch_exception): Likewise.
19324 (expand_omp_for_generic): Likewise.
19325 (expand_omp_for_static_nochunk): Likewise.
19326 (expand_omp_sections): Likewise.
19327 (lower_omp_single_simple): Likewise.
19328 (lower_omp_single_copy): Likewise.
19329 (lower_omp_master): Likewise.
19330 (lower_omp_ordered): Likewise.
19331 (lower_omp_critical): Likewise.
19333 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19334 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19336 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19337 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19338 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19340 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19341 and generalize to handle any number of operands.
19342 (chrec_contains_undetermined): Likewise.
19343 (tree_contains_chrecs): Likewise.
19344 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19346 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19348 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19349 fold_call_expr instead of fold_builtin.
19350 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19351 match declarations there.
19352 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19355 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19356 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19358 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19359 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19361 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19364 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19365 (execute_cse_sincos): Use new CALL_EXPR accessors.
19367 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19369 * gimple-low.c (lower_function_body): Use build_call_expr.
19370 (lower_builtin_setjmp): Likewise.
19372 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19373 (set_storage_via_libcall): Likewise.
19374 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19375 instead of TREE_CODE_LENGTH.
19376 (expand_expr_real_1): Use new CALL_EXPR accessors.
19378 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19379 generalize to handle any number of operands.
19380 (TB_parent_eq): Likewise.
19382 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19383 (strip_builtin_expect): Likewise.
19385 * function.c (gimplify_parameters): Use build_call_expr.
19387 * tree-vectorizer.c (vect_is_simple_reduction): Use
19388 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19390 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19391 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19393 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19396 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19397 (gimplify_decl_expr): Likewise.
19398 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19399 Use new CALL_EXPR iterators.
19400 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19401 (gimplify_modify_expr_to_memset): Likewise.
19402 (gimplify_variable_sized_compare): Likewise.
19403 (gimplify_omp_atomic_fetch_op): Likewise.
19404 (gimplify_omp_atomic_pipeline): Likewise.
19405 (gimplify_omp_atomic_mutex): Likewise.
19406 (gimplify_function_tree): Likewise.
19408 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19409 (call_expr_flags): Likewise.
19410 (expand_call): Likewise.
19412 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19413 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19416 * coverage.c (create_coverage): Use build_call_expr.
19418 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19419 (temp_call_expr_obstack): New.
19420 (pool_copy_list): Delete.
19421 (temp_copy_call_expr): New.
19422 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19423 CALL_EXPR accessors. Get rid of special goo for copying argument
19424 lists and use temp_copy_call_expr instead.
19425 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19426 CALL_EXPR accessors.
19427 (create_expression_by_pieces): Likewise. Use build_call_array
19428 to construct the result instead of fold_build3.
19429 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19430 dealing with argument lists.
19431 (init_pre): Remove references to expression_node_pool and
19432 list_node_pool. Init temp_call_expr_obstack instead.
19433 (fini_pre): Remove references to expression_node_pool and
19436 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19437 and walk arguments explicitly instead of as a list.
19439 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19440 (mx_register_decls): Likewise.
19441 (mudflap_register_call): Likewise.
19442 (mudflap_finish_file): Likewise.
19444 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19445 (ipa_callsite_compute_param): Likewise.
19447 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19448 accessors and constructor.
19450 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19451 accessors and constructor.
19452 (convert_tramp_reference): Likewise.
19453 (convert_call_expr): Likewise.
19454 (finalize_nesting_tree_1): Likewise.
19456 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19459 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19461 * tree-inline.c (initialize_inlined_parameters): Pass entire
19462 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19464 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19465 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19467 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19468 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19469 (vectorizable_reduction): Likewise.
19470 (vectorizable_call): Use new CALL_EXPR iterators.
19471 (vectorizable_conversion): Use build_call_expr.
19472 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19473 (vect_gen_widened_results_half): Use build_call_expr.
19474 (vect_setup_realignment): Likewise.
19475 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19477 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19478 (pass_through_call): Likewise.
19479 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19482 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19483 (tree_gen_pow2_profiler): Likewise.
19484 (tree_gen_one_value_profiler): Likewise.
19485 (tree_gen_ic_func_profiler): Likewise.
19486 (tree_gen_average_profiler): Likewise.
19487 (tree_gen_ior_profiler): Likewise.
19489 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19490 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19491 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19493 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19494 of TREE_CODE_LENGTH.
19496 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19497 of TREE_CODE_LENGTH.
19499 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19501 (convert_to_integer): Likewise.
19503 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19506 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19507 Brooks Moses <brooks.moses@codesourcery.com>
19508 Lee Millward <lee.millward@codesourcery.com>
19510 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19512 * config/frv/frv.c (frv_expand_builtin): Likewise.
19513 * config/s390/s390.c (s390_expand_builtin): Likewise.
19515 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19516 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19518 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19519 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19520 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19521 (ix86_expand_store_builtin): Likewise.
19522 (ix86_expand_unop_builtin): Likewise.
19523 (ix86_expand_unop1_builtin): Likewise.
19524 (ix86_expand_sse_compare): Likewise.
19525 (ix86_expand_sse_comi): Likewise.
19526 (ix86_expand_vec_init_builtin): Likewise.
19527 (ix86_expand_vec_ext_builtin): Likewise.
19528 (ix86_expand_vec_set_builtin): Likewise.
19529 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19531 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19532 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19534 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19535 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19536 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19538 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19540 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19541 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19542 arglist. Use new CALL_EXPR accessors. Fix callers.
19543 (altivec_expand_abs_builtin): Likewise.
19544 (rs6000_expand_binop_builtin): Likewise.
19545 (altivec_expand_predicate_builtin): Likewise.
19546 (altivec_expand_lv_builtin): Likewise.
19547 (spe_expand_stv_builtin): Likewise.
19548 (altivec_expand_stv_builtin): Likewise.
19549 (rs6000_expand_ternop_builtin): Likewise.
19550 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19551 (altivec_expand_st_builtin): Likewise.
19552 (altivec_expand_dst_builtin): Likewise.
19553 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19554 arglist. Use new CALL_EXPR accessors. Fix callers.
19555 (altivec_expand_vec_set_builtin): Likewise.
19556 (altivec_expand_vec_ext_builtin): Likewise.
19557 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19558 (spe_expand_builtin): Likewise.
19559 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19560 arglist. Use new CALL_EXPR accessors. Fix callers.
19561 (spe_expand_evsel_builtin): Likewise.
19562 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19563 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19565 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19566 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19567 (arm_expand_unop_builtin): Likewise.
19568 (arm_expand_builtin): Use new CALL_EXPR accessors.
19570 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19573 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19574 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19576 (bfin_expand_unop_builtin): Likewise.
19577 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19579 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19580 Brooks Moses <brooks.moses@codesourcery.com>
19581 Lee Millward <lee.millward@codesourcery.com>
19583 * c-semantics.c (build_stmt): Add internal diagnostic check.
19585 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19586 accessors. Print arguments explicitly instead of as a list.
19588 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19590 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19591 (c_finish_omp_flish): Likewise.
19593 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19594 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19595 instead of TREE_CODE_LENGTH.
19596 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19597 (c_warn_unused_result): Likewise.
19599 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19602 * doc/invoke.texi (Warning Options): Remove
19603 -Werror-implicit-function-declaration.
19604 (Wimplicit-function-declaration): Update description.
19605 * opts.c (common_handle_option): Move handling of -Werror=* to...
19606 (enable_warning_as_error): ...here.
19607 * opts.h (enable_warning_as_error): Declare.
19608 * c-decl.c (implicit_decl_warning): Unless
19609 -Wno-implicit-function-declaration is given, emit a pedwarn if
19610 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19611 * c.opt (Wimplicit-function-declaration): Replace
19612 mesg_implicit_function_declaration with
19613 warn_implicit_function_declaration.
19614 * c-opts.c (c_common_handle_option):
19615 -Werror-implicit-function-declaration is exactly equal as
19616 -Werror=implicit-function-declaration.
19617 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19618 warn_implicit_function_declaration.
19619 (c_common_post_options): -Wimplict-function-declaration is enabled
19620 by default by -std=c99, otherwise is disabled by default.
19621 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19623 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19625 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19626 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19627 former is ignored but not the latter.
19629 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19631 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19632 is made and the reference doesn't use the alias set of its type,
19633 do not create the temporary using that type.
19635 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19637 * jump.c: Remove prototypes for delete_computation and
19638 delete_prior_computation.
19640 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19642 * jump.c (get_label_after): Delete.
19643 (get_label_before, delete_computation, delete_jump,
19644 delete_prior_computation, follow_jumps): Move...
19645 * reorg.c (delete_computation, delete_prior_computation): ... here...
19646 (get_label_before, delete_jump): ... making these static ...
19647 (follow_jumps): ... and simplifying this since it only runs after
19649 * rtl.h (get_label_after, get_label_before, delete_jump,
19650 follow_jumps): Delete prototypes.
19652 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19654 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19656 2007-02-15 Nick Clifton <nickc@redhat.com>
19658 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19659 order to prevent it from being munged by the target.
19661 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19663 * config/i386/i386.md: Remove misleading comment.
19665 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19667 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19668 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19671 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19673 * tree-sra.c (instantiate_missing_elements): Canonicalize
19675 (sra_build_assignment): New.
19676 (generate_copy_inout, generate_element_copy,
19677 generate_element_zero, generate_one_element_init): Use it.
19679 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19681 * tree-sra.c (instantiate_missing_elements): Canonicalize
19683 (sra_build_assignment): New.
19684 (generate_copy_inout, generate_element_copy,
19685 generate_element_zero, generate_one_element_init): Use it.
19687 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19689 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19692 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19694 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19695 types as aggregates not scalars.
19696 * function.c (assign_stack_temp_for_type): Likewise.
19698 2007-02-14 Roger Sayle <roger@eyesopen.com>
19699 Zdenek Dvorak <dvorakz@suse.cz>
19701 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19704 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19706 * passes.c (next_pass_1): Clear the next field of the copied
19709 2007-02-14 Richard Henderson <rth@redhat.com>
19711 * tree-sra.c (early_sra): New.
19712 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19713 (tree_sra_early, pass_sra_early): New.
19714 * tree-pass.h (pass_sra_early): Declare.
19715 * passes.c (init_optimization_passes): Use it.
19717 2007-02-14 Richard Guenther <rguenther@suse.de>
19719 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19721 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19723 PR tree-optimization/30771
19724 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19726 (vect_analyze_operations): Induction phis can now be marked as
19728 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19729 Update documentation accordingly.
19731 2007-02-14 Nick Clifton <nickc@redhat.com>
19733 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19734 most 3 arguments are supported.
19735 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19737 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19739 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19740 Ensure dst->current is valid.
19742 2007-02-13 Paul Brook <paul@codesourcery.com>
19744 * config.gcc: Add arm*-*-uclinux-*eabi.
19745 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19746 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19747 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19748 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19749 (LINK_SPEC): Define.
19750 (LIB_SPEC): Define.
19751 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19753 * config/arm/uclinux-eabi.h: New file.
19754 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19755 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19758 2007-02-13 Ian Lance Taylor <iant@google.com>
19760 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19761 * flags.h (warn_strict_overflow): Declare.
19762 (enum warn_strict_overflow_code): Define.
19763 (issue_strict_overflow_warning): New static inline function.
19764 * opts.c (warn_strict_overflow): New variable.
19765 (common_handle_option): Handle OPT_Wstrict_overflow and
19766 OPT_Wstrict_overflow_.
19767 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19769 * fold-const.c: Include intl.h.
19770 (fold_deferring_overflow_warnings): New static variable.
19771 (fold_deferred_overflow_warning): New static variable.
19772 (fold_deferred_overflow_code): New static variable.
19773 (fold_defer_overflow_warnings): New function.
19774 (fold_undefer_overflow_warnings): New function.
19775 (fold_undefer_and_ignore_overflow_warnings): New function.
19776 (fold_deferring_overflow_warnings_p): New function.
19777 (fold_overflow_warning): New static function.
19778 (make_range): Add strict_overflow_p parameter. Change all
19780 (extract_muldiv, extract_muldiv_1): Likewise.
19781 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19782 tree_expr_nonnegative_p.
19783 (fold_negate_expr): Call fold_overflow_warning.
19784 (fold_range_test): Likewise.
19785 (fold_comparison): Likewise.
19786 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19787 instead of tree_expr_nonnegative_p.
19788 (tree_expr_nonnegative_warnv_p): Rename from
19789 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19790 (tree_expr_nonnegative_p): New function.
19791 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19792 strict_overflow_p parameter.
19793 (tree_expr_nonzero_p): New function.
19794 * passes.c (verify_interpass_invariants): New static function.
19795 (execute_one_pass): Call it.
19796 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19798 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19799 (estimate_numbers_of_iterations): Likewise.
19800 (scev_probably_wraps_p): Likewise.
19801 * tree-ssa-ccp.c: Include "toplev.h".
19802 (evaluate_stmt): Defer fold overflow warnings until we know we are
19804 (struct fold_stmt_r_data): Add stmt field.
19805 (fold_stmt_r): Defer fold overflow warnings until we know we
19807 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19808 (fold_stmt_inplace): Likewise.
19809 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19810 (cleanup_control_expr_graph): Defer fold overflow warnings until
19811 we know we are going to optimize.
19812 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19813 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19815 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19816 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19817 * tree-ssa-loop-manip.c (create_iv): Likewise.
19818 * c-typeck.c (build_conditional_expr): Likewise.
19819 (build_binary_op): Likewise.
19820 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19821 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19822 (extract_range_from_unary_expr): Likewise.
19823 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19824 assuming that signed overflow does not occur.
19825 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19826 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19827 (fold_defer_overflow_warnings): Declare.
19828 (fold_undefer_overflow_warnings): Declare.
19829 (fold_undefer_and_ignore_overflow_warnings): Declare.
19830 (fold_deferring_overflow_warnings_p): Declare.
19831 (tree_expr_nonzero_warnv_p): Declare.
19832 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19833 of warning options.
19834 (Warning Options): Document -Wstrict-overflow.
19835 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19836 (tree-ssa-ccp.o): Likewise.
19837 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19838 (fold-const.o): Depend on intl.h.
19840 2007-02-13 Ian Lance Taylor <iant@google.com>
19842 PR middle-end/30751
19843 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19846 2007-02-13 Stuart Hastings <stuart@apple.com>
19848 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19850 2007-02-13 Richard Henderson <rth@redhat.com>
19852 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19853 handled_component_p before looking for the indirect_ref.
19855 2007-02-13 Richard Henderson <rth@redhat.com>
19857 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19858 remove flags clobber.
19859 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19860 (bswaphi_lowpart): New.
19861 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19862 remove TARGET_BSWAP test. Delete expander of the same name.
19864 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19865 (expand_unop): Use them.
19867 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19869 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19870 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19871 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19872 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19873 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19874 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19875 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19876 assembler dialect choice from asm templates.
19878 2007-02-12 Richard Henderson <rth@redhat.com>
19880 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19881 (fixuns_trunc<SSEMODEF>si2): Use it.
19882 * config/i386/sse.md (vec_setv4sf_0): Export.
19883 * config/i386/i386.c (ix86_build_const_vector): Export.
19884 (ix86_split_convert_uns_si_sse): Rename from
19885 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19886 * config/i386/i386-protos.h: Update.
19888 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19891 * c-typeck.c (c_finish_return): Improve warning message.
19893 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19895 * alias.c (find_symbolic_term): Delete unused function.
19897 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19899 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19900 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19901 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19903 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19905 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19906 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19907 the function, temporarily point the debug interface to the null one.
19909 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19911 * dwarf2out.c (round_up_to_align): New static function.
19912 (field_byte_offset): Use it to round the offset.
19914 2007-02-12 Richard Henderson <rth@redhat.com>
19916 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19917 (inswl_const): Export.
19919 2007-02-12 Richard Henderson <rth@redhat.com>
19921 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19922 result mode of the libcall, convert back to outmode.
19924 2007-02-12 Roger Sayle <roger@eyesopen.com>
19926 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19927 (bswapdi2): New define_expand to implement 32-bit implementation.
19929 2007-02-12 Nick Clifton <nickc@redhat.com>
19931 * doc/invoke.texi (Overall Options): Document --help=.
19932 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19933 (cc1_options): Pass --help= on to cc1.
19934 (display_help): Add description of --help=.
19935 (process_command): Add code to handle --help=. Allow translated
19936 --help and --target-help switches to be passed on to compiler
19938 (main): Remove unused if statement.
19939 * opts.c (columns): Remove.
19940 (LEFT_COLUMN): Define.
19941 (wrap_help): Add columns argument.
19942 (print_filtered_help): Change parameters to be an include bitmask,
19943 an exclude bitmask, an any bitmask and the column width. Move the
19944 code to display the params list here. Add code to display the
19945 status of options rather than their descriptions if the quiet flag
19947 (print_specific_help): Change parameters to be an include bitmask,
19948 an exclude bitmask and an any bitmask. Move code to look up the
19949 column width here. Decide upon the title for an options listing.
19950 (common_handle_options): Add code to handle --help=. Adapt code
19951 for --help and --target-help to use the revised form of the
19952 print_specific_help function.
19953 (print_help): Delete.
19954 (print_param_help): Delete.
19955 (print_switch): Delete.
19956 * opts.h (cl_lang_count): Add prototype.
19957 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19958 CL_MAX_OPTION_CLASS): New defines.
19959 * optc-gen.awk: Add construction of cl_lang_count.
19960 * c.opt: Add Warning attribute to warning options and Optimization
19961 attribute to optimization options.
19962 * common.opt: Likewise.
19964 Add -fhelp and -ftarget-help as aliases for the transformed --help
19965 and --target-help options.
19966 * opt-functions.awk: Add code to handle Warning and Optimization
19969 2007-02-12 Richard Henderson <rth@redhat.com>
19971 * config/alpha/constraints.md: New file.
19972 * config/alpha/alpha.c: Include tm-constrs.h.
19973 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19974 alpha_extra_constraint): Remove.
19975 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19976 * config/alpha/alpha-protos.h: Update.
19977 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19978 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19979 (EXTRA_CONSTRAINT): Remove.
19980 * config/alpha/alpha.md: Include constraints.md.
19981 (adddi splitter): Use satisfies_constraint_*.
19982 * config/alpha/predicates.md (add_operand): Likewise.
19983 (sext_add_operand, addition_operation): Likewise.
19985 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19987 PR tree-optimization/29145
19988 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19989 in our handling of restrict qualified pointers.
19991 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19994 * doc/invoke.texi (Wunused-value): Update description.
19995 (Wextra): Delete item.
19996 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19997 value of Wunused-value.
19998 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19999 (c_finish_stmt_expr): Don't check extra_warnings.
20000 (emit_side_effect_warnings): The caller is responsible to check
20003 2007-02-11 Roger Sayle <roger@eyesopen.com>
20004 Matt Thomas <matt@3am-software.com>
20006 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20008 2007-02-11 Roger Sayle <roger@eyesopen.com>
20010 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20011 comparisons of POPCOUNT against zero.
20012 (simplify_const_relational_operation): Likewise.
20014 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20016 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20018 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20020 * dwarf2out.c (root_type): Delete unused function.
20022 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20024 * genattrtab.c (contained_in_p): Delete unused function.
20025 (write_expr_attr_cache): Likewise.
20027 2007-02-11 Jan Hubicka <jh@suse.cz>
20029 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20032 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20034 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20035 to add the REG_EQ* note.
20036 * see.c (see_merge_one_use_extension): Likewise.
20037 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20038 turn REG_EQUAL notes into REG_EQUIV notes if the target
20039 register may have more than one set.
20040 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20041 * gcse.c (try_replace_reg): Likewise.
20042 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20043 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20044 more than one REG_EQUIV note.
20045 * reload1.c (gen_reload): Use set_unique_reg_note.
20047 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20049 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20050 (ix86_builtin_conversion): New function.
20052 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20055 * tree.h (DECL_REPLACEABLE_P): New macro.
20056 * except.c (set_nothrow_function_flags): Likewise.
20058 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20059 Ira Rosen <irar@il.ibm.com>
20060 Dorit Nuzman <dorit@il.ibm.com>
20062 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20063 * targhooks.c (default_builtin_vectorized_conversion): New.
20064 * targhooks.h (default_builtin_vectorized_function): New declaration.
20065 * target.h (struct vectorize): Add builtin_conversion field.
20066 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20067 stmt_vec_info_type value.
20068 (vectorizable_conversion): New declaration.
20069 * tree-vect-analyze.c (vect_analyze_operations): Add
20070 vectorizable_conversion call.
20071 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20072 * tree-vect-transform.c (vectorizable_conversion): New function.
20073 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20074 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20076 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20077 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20078 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20079 or ALTIVEC_BUILTIN_VCFSX.
20081 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20084 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20085 CONST_DOUBLE and operand 0 is a hard register.
20086 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20087 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20088 is a hard floating-point register.
20090 2007-02-10 Richard Henderson <rth@redhat.com>
20091 Jakub Jelinek <jakub@redhat.com>
20092 Alexandre Oliva <aoliva@redhat.com>
20094 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20095 * builtin-types.def (BT_WORD): Make unsigned.
20096 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20097 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20098 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20099 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20100 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20101 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20103 * expr.c (emutls_var_address): New.
20104 (expand_expr_real_1): Expand emulated tls.
20105 (expand_expr_addr_expr_1): Likewise.
20106 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20107 * output.h (emutls_finish): Declare.
20108 * toplev.c (compile_file): Call it.
20109 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20110 address before wrapping in CONST.
20111 * varasm.c (emutls_htab, emutls_object_type): New.
20112 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20113 (get_emutls_object_name, get_emutls_object_type): New.
20114 (get_emutls_init_templ_addr, emutls_decl): New.
20115 (emutls_common_1, emutls_finish): New.
20116 (assemble_variable): When emulating tls, swap decls; generate
20117 constructor for the emutls objects.
20118 (do_assemble_alias): When emulating tls, swap decl and target name.
20119 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20121 * varpool.c (decide_is_variable_needed): Look at force_output.
20122 Recurse for emulated tls.
20123 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20124 with decide_is_variable_needed.
20125 * emutls.c: New file.
20126 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20127 tls_object for real tls.
20129 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20131 PR rtl-optimization/29599
20132 * reload1.c (eliminate_regs_in_insn): Take the destination
20133 mode into account when computing the offset.
20135 2007-02-09 Stuart Hastings <stuart@apple.com>
20136 Richard Henderson <rth@redhat.com>
20138 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20139 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20140 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20141 fixuns_truncdfhi2): New.
20142 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20143 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20144 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20145 (floatunssidf2): Allow nonimmediate source.
20146 * config/i386/sse.md (movdi_to_sse): New.
20147 (vec_concatv2di): Drop '*'.
20148 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20149 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20150 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20152 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20153 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20154 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20155 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20156 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20157 ix86_build_const_vector.
20158 (x86_emit_floatuns): Rewrite.
20160 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20162 * genautomata.c (longest_path_length): Delete unused function.
20163 (struct state): Delete unused longest_path_length.
20164 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20165 (get_free_state): Delete unused.
20167 2007-02-09 Jan Hubicka <jh@suse.cz>
20169 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20170 * doc/invoke.texi (inline-unit-growth): Update default value.
20172 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20173 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20174 (rebuild_cgraph_edges): Likewise.
20175 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20176 (dump_cgraph_node): Dump frequencies.
20177 (cgraph_clone_edge): Add frequency scales.
20178 (cgraph_clone_node): Add freuqnecy.
20179 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20180 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20181 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20182 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20183 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20184 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20185 (save_inline_function_body): Likewise.
20186 * ipa-inline.c: inluce rtl.h
20187 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20188 (cgraph_edge_badness): Use frequencies.
20189 (cgraph_decide_recursive_inlining): Update clonning.
20190 (cgraph_decide_inlining_of_small_function): Dump frequency.
20191 * predict.c (estimate_bb_frequencies): Export.
20192 * predict.h (estimate_bb_frequencies): Declare.
20193 * tree-inline.c (copy_bb): Watch overflows.
20194 (expand_call_inline): Update call of cgraph_create_edge.
20195 (optimize_inline_calls): Use TODO flags to update frequnecies.
20196 * passes.h: Include predict.h
20197 (init_optimization_passes): Move profile ahead.
20198 (execute_function_todo): Handle TODO_rebuild_frequencies.
20200 2007-02-09 Roger Sayle <roger@eyesopen.com>
20202 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20203 the insbl or inswl pattern into a register.
20205 2007-02-09 Roger Sayle <roger@eyesopen.com>
20207 * config/ia64/ia64.md (bswapdi2): New define_insn.
20209 2007-02-09 Richard Henderson <rth@redhat.com>
20211 * config/i386/constraints.md (Ym): New constraint.
20212 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20213 (movdi_1_rex64): Split sse and xmm general register moves from
20214 memory move alternatives. Use conditional register constraints.
20215 (movsf_1, movdf_integer): Likewise.
20216 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20217 (movdf_integer_rex64): New.
20218 (pushsf_rex64): Fix output constraints.
20219 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20220 (sse2_stored): Likewise.
20221 (sse2_storeq_rex64): New.
20222 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20223 amd and not generic.
20224 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20225 for optimize_size. Remove SF/DFmode hack.
20227 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20229 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20232 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20233 Richard Sandiford <richard@codesourcery.com>
20235 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20236 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20237 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20238 m68k/t-mlib to tmake_file.
20239 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20240 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20241 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20242 Allow it to be cf or m68k. Set m68k_arch_family. If that
20243 variable is not empty, add t-$m68k_arch_family to tmake_file.
20244 Add t-mlibs to tmake_file.
20245 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20246 * config/m68k/t-cf: New file.
20247 * config/m68k/t-m68k: Likewise.
20248 * config/m68k/t-mlibs: Likewise.
20249 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20250 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20251 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20252 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20253 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20255 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20256 (INSTALL_LIBGCC): Delete.
20257 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20258 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20259 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20260 (M68K_MLIB_CPU): Define.
20261 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20262 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20263 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20265 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20266 Richard Guenther <rguenther@suse.de>
20268 PR middle-end/23361
20269 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20270 against INT_MIN/INT_MAX.
20271 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20272 file if a loop is removed.
20274 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20276 * calls.c (store_one_arg): Pass correct alignment to
20277 emit_push_insn for non-BLKmode values.
20278 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20279 unaligned stack slot via a suitably aligned slot.
20281 2007-02-08 DJ Delorie <dj@redhat.com>
20283 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20285 (legal_subregs): Use unsigned char, make const.
20286 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20288 2007-02-08 Paul Brook <paul@codesourcery.com>
20290 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20291 special interworking needed.
20293 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20295 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20296 conditional to __SSE2__.
20297 (Entries below should have been added to first ChangeLog
20298 entry for amdfam10 dated 2007-02-05)
20299 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20301 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20303 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20306 2007-02-08 DJ Delorie <dj@redhat.com>
20308 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20309 * config/m32c/m32c.c (legal_subregs): New.
20310 (m32c_illegal_subreg_p): New.
20311 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20312 unsupported subregs of hard regs.
20314 2007-02-08 Jan Hubicka <jh@suse.cz>
20316 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20317 the same one; always update histograms.
20319 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20321 * passes.c (init_optimization_passes): Tidy comment.
20323 2007-02-08 Roger Sayle <roger@eyesopen.com>
20325 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20326 strip zero_extend, bswap and rotates from POCOUNT's argument.
20327 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20328 zero_extend and rotates from PARITY's argument.
20329 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20330 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20331 of an integer constant at compile-time.
20333 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20336 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20338 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20341 * tree-ssa-live.c (remove_unused_locals): Do not remove
20342 TREE_ADDRESSABLE variables.
20343 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20344 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20345 FOR_CLOBBER. Update all users.
20346 If VAR has an associated alias set, add a virtual operand for
20347 it if no alias is found to conflict with the memory reference.
20349 2007-02-07 Jan Hubicka <jh@suse.cz>
20350 Robert Kidd <rkidd@crhc.uiuc.edu>
20352 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20354 2007-02-07 Ian Lance Taylor <iant@google.com>
20356 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20358 2007-02-07 Roger Sayle <roger@eyesopen.com>
20360 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20361 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20362 tablejumpdi, movsi_to_cr_one): Remove constraints from
20363 define_expand's match_operands.
20365 2007-02-07 Roger Sayle <roger@eyesopen.com>
20367 * global.c (compute_regsets): Move declatation of "i" inside of
20368 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20370 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20373 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20374 of INDIRECT_REF <RESULT_DECL>.
20376 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20378 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20379 Kaz Kojima <kkojima@gcc.gnu.org>
20382 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20384 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20386 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20388 * doc/loop.texi: Document possibility not to perform disambiguation
20389 of loops with multiple latches.
20390 * cfgloopmanip.c (alp_enum_p): Removed.
20391 (add_loop): Handle subloops. Use get_loop_body_with_size.
20392 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20393 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20394 the new forwarder block.
20395 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20396 Handle the case latch is NULL.
20397 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20398 modifications when marking loop exits.
20399 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20401 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20402 disambiguate_loops_with_multiple_latches.
20403 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20404 before fix_loop_structure.
20405 * cfgloop.c: Include pointer-set.h and output.h.
20406 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20407 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20408 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20409 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20410 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20411 disambiguate_multiple_latches, get_loop_body_with_size,
20412 disambiguate_loops_with_multiple_latches): New functions.
20413 (flow_loop_dump): Dump multiple latch edges.
20414 (flow_loop_nodes_find): Handle loops with multiple latches.
20415 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20416 (glb_enum_p): Modified.
20417 (get_loop_body): Use get_loop_body_with_size.
20418 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20419 (AVOID_CFG_MODIFICATIONS): New constant.
20420 (disambiguate_loops_with_multiple_latches, add_loop,
20421 get_loop_body_with_size): Declare.
20422 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20424 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20426 PR inline-asm/28686
20427 * global.c (compute_regsets): New function.
20428 (global_alloc): Refactored ELIMINABLE_REGSET
20429 and NO_GLOBAL_ALLOC_REGS computation out.
20430 (rest_of_handle_global_alloc): Call compute_regsets()
20431 for non-optimizing case.
20433 2007-02-06 Richard Henderson <rth@redhat.com>
20435 * config/i386/constraints.md (Y2): Rename from Y.
20436 (Yi): New constraint.
20437 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20438 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20439 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20440 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20441 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20442 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20443 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20444 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20445 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20446 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20447 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20448 vec_extractv2si_1): Change Y constraints to Y2.
20449 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20450 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20451 Change Y constraints to Y2.
20452 (sse2_loadld): Change Y constraints to x.
20454 2007-02-06 Roger Sayle <roger@eyesopen.com>
20456 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20457 (parity<mode>2): New define_expand using rs6000_emit_parity.
20458 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20459 rs6000_emit_parity): New functions.
20460 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20461 rs6000_emit_parity): Prototype here.
20463 2007-02-06 Ian Lance Taylor <iant@google.com>
20465 * lower-subreg.c (simple_move_operand): Reject CONST.
20466 (resolve_clobber): Call validate_change rather than directly
20467 assigning to XEXP (pat, 0).
20469 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20471 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20472 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20473 (tree-cfg.o): Remove hashtab.h dependency.
20475 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20476 (struct ivopts_data): Change niters to pointer_map_t.
20477 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20478 (niter_for_exit): Create pointer_map on demand. Change for
20480 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20481 (free_loop_data): Destroy data->niters if created and reset field.
20482 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20483 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20485 * tree-ssa-reassoc.c: Include pointer-set.h.
20486 (bb_rank): Change to long *.
20487 (operand_rank): Change to pointer_map_t.
20488 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20489 (insert_operand_rank): Accept long.
20490 (operand_entry_hash, operand_entry_eq): Remove.
20491 (get_rank): Return long. Adjust for changes above.
20492 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20494 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20496 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20497 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20498 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20500 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20501 directly since it cannot be NULL.
20502 (get_vi_for_tree): Rewrite for pointer_map API.
20503 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20504 (init_alias_vars): Create vi_for_tree as pointer_map.
20505 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20507 * tree-cfg.c: Don't include hashtab.h.
20508 (edge_to_cases): Declare as pointer_map.
20509 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20511 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20512 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20513 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20515 (record_switch_edge): Delete.
20516 (get_cases_for_edge): Adjust for pointer_map API, inline
20517 record_switch_edge (rewritten for new API), remove goto.
20519 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20521 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20522 * tree-nested.c: Include pointer-set.h.
20523 (var_map_elt, var_map_eq, var_map_hash): Delete.
20524 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20525 to pointer_map_t's.
20526 (nesting_info_bitmap_obstack): New.
20527 (lookup_field_for_decl): Adjust for pointer_map API.
20528 (lookup_tramp_for_decl): Adjust for pointer_map API.
20529 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20530 (get_local_debug_decl): Adjust for pointer_map API.
20531 (convert_nl_goto_reference): Adjust for pointer_map API.
20532 (convert_nl_goto_receiver): Adjust for pointer_map API.
20533 (create_nesting_tree): Create outside GGC space. Create bitmap on
20534 the new obstack. Create field_map and var_map as pointer_maps.
20535 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20537 (lower_nested_functions): Move root here, no need to NULL it.
20538 Initialize and release the obstack.
20540 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20542 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20543 Remove prototypes and make them non-static.
20544 (struct tree_int_map): Remove.
20545 * tree.h (struct tree_int_map): Move here, turning TO into an
20547 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20549 * tree.h (TREE_COMPLEXITY): Remove.
20550 (struct tree_exp): Remove complexity field.
20551 * tree.c (build1_stat): Don't set it.
20553 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20554 Victor Kaplansky <victork@il.ibm.com>
20556 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20557 (vect_is_simple_reduction): Support reduction with induction as
20558 one of the operands.
20559 (vect_is_simple_iv_evolution): Fix formatting.
20560 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20561 formatting. Don't mark induction phis for vectorization.
20562 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20563 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20564 (vect_get_vec_def_for_operand): Support induction.
20565 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20567 (vectorizable_reduction): Support reduction with induction as one of
20569 (vectorizable_type_demotion): Use def-type of stmt argument rather
20570 than dummy def-type.
20572 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20573 flag_tree_scev_cprop.
20574 * common.opt (tree-scev-cprop): New flag.
20576 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20577 call to vect_get_new_vect_var.
20579 2007-02-06 Ira Rosen <irar@il.ibm.com>
20581 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20582 vectype is not NULL.
20583 (vect_pattern_recog_1): Likewise.
20585 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20587 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20588 (fold_negate_expr): Likewise.
20590 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20593 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20594 even if cv-qualification is the same.
20596 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20598 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20599 __enable_execute_stack on completion.
20601 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20603 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20604 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20605 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20606 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20607 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20608 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20609 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20610 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20612 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20614 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20615 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20616 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20617 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20618 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20619 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20620 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20621 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20622 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20623 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20624 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20625 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20626 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20627 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20628 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20629 sqrtextenddfxf2_i387): Added amdfam10_decode.
20631 * config/i386/athlon.md (athlon_idirect_amdfam10,
20632 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20633 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20634 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20635 athlon_ivector_store_amdfam10): New define_insn_reservation.
20636 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20641 * config/i386/athlon.md (athlon_call_amdfam10,
20642 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20643 define_insn_reservation.
20644 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20645 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20646 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20648 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20650 * config/i386/athlon.md (athlon_sseld_amdfam10,
20651 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20652 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20654 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20656 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20657 define_insn_reservation.
20658 * config/i386/i386.md (sseins): Added sseins to define_attr type
20659 and define_attr unit.
20660 * config/i386/sse.md: Set type attribute to sseins for insertq
20663 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20665 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20666 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20667 ssecomi_load_amdfam10, ssecomi_amdfam10,
20668 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20669 define_insn_reservation.
20670 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20672 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20674 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20675 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20676 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20677 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20678 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20679 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20680 define_insn_reservation.
20682 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20683 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20684 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20685 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20686 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20688 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20690 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20691 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20692 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20693 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20694 athlon_ssemul_load_k8): Added amdfam10.
20696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20698 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20699 (x86_sse_unaligned_move_optimal): New variable.
20701 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20703 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20704 for unaligned vector SSE double/single precision loads for AMDFAM10.
20706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20708 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20709 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20710 Define TARGET_CPU_DEFAULT_amdfam10.
20711 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20712 (processor_type): Add PROCESSOR_AMDFAM10.
20714 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20715 processor_type in config/i386/i386.h.
20716 Enable imul peepholes for TARGET_AMDFAM10.
20718 * config.gcc: Add support for --with-cpu option for amdfam10.
20720 * config/i386/i386.c (amdfam10_cost): New variable.
20721 (m_AMDFAM10): New macro.
20722 (m_ATHLON_K8_AMDFAM10): New macro.
20723 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20724 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20725 x86_promote_QImode, x86_integer_DFmode_moves,
20726 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20727 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20728 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20729 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20730 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20731 Enable/disable for amdfam10.
20732 (override_options): Add amdfam10_cost to processor_target_table.
20733 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20734 processor_alias_table.
20735 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20736 (ix86_adjust_cost): Add code for amdfam10.
20738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20740 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20741 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20742 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20743 * config/i386/i386.h: Add builtin definition for SSE4A.
20744 * config/i386/i386.md: Add support for ABM instructions
20745 (popcnt and lzcnt).
20746 * config/i386/sse.md: Add support for SSE4A instructions
20747 (movntss, movntsd, extrq, insertq).
20748 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20749 Add -march=amdfam10 flag.
20750 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20751 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20753 * doc/extend.texi: Add documentation for SSE4A builtins.
20755 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20757 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20759 2007-02-05 Richard Guenther <rguenther@suse.de>
20761 * tree-vectorizer.h (vectorizable_function): Add argument type
20762 argument, change return type.
20763 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20764 * tree-vect-transform.c (vectorizable_function): Handle extra
20765 argument, return vectorized function decl.
20766 (build_vectorized_function_call): Remove.
20767 (vectorizable_call): Handle calls with result and argument types
20768 differing. Handle loop vectorization factor correctly.
20769 * targhooks.c (default_builtin_vectorized_function): Adjust for
20771 * targhooks.h (default_builtin_vectorized_function): Likewise.
20772 * target.h (builtin_vectorized_function): Add argument type
20774 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20775 extra argument, allow vectorizing of lrintf.
20776 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20777 documentation of target hook.
20779 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20782 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20783 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20784 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20786 2007-02-05 Roger Sayle <roger@eyesopen.com>
20788 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20789 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20790 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20791 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20792 before canonicalizing sincos to cexpi.
20793 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20795 2007-02-05 Roger Sayle <roger@eyesopen.com>
20797 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20798 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20799 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20801 2007-02-05 Roger Sayle <roger@eyesopen.com>
20803 * mips-tfile.c (initialize_init_file): Correct endianness test.
20805 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20807 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20808 the 'y' constraint.
20810 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20812 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20813 saves in a PARALLEL before the register assignments.
20815 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20817 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20818 DWARF_FRAME_RETURN_COLUMN to be a general register.
20819 * dwarf2out.c (init_return_column_size): New function, split from...
20820 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20821 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20822 to be nongeneral registers.
20823 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20825 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20826 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20828 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20830 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20832 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20834 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20835 (remove_path): Use can_remove_branch_p and remove_branch instead
20836 of loop_delete_branch_edge.
20837 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20838 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20839 Update profile using scale_dominated_blocks_in_loop.
20840 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20841 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20842 (can_remove_branch_p, remove_branch): Declare.
20843 * tree-cfg.c (tree_can_remove_branch_p): New function.
20844 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20845 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20846 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20848 2007-02-05 Jan Hubicka <jh@suse.cz>
20850 PR middle-end/30696
20851 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20852 nodes in cgraph, don't remove offline copy of the function.
20854 2007-02-04 Jan Hubicka <jh@suse.cz>
20856 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20857 vectors might cause maybe_lookup_element_for_expr to be called
20858 on non-sra-candidate.
20860 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20862 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20863 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20864 spelling conventions.
20866 2007-02-04 Richard Guenther <rguenther@suse.de>
20868 PR middle-end/30636
20869 * fold-const.c (try_move_mult_to_index): Make sure to not
20870 overflow one dimension of a multi-dimensional array access.
20872 2007-02-04 Jan Hubicka <jh@suse.cz>
20874 * passes.c (init_optimization_passes): Reindent.
20876 2007-02-04 Jan Hubicka <jh@suse.cz>
20877 Eric Botcazou <ebotcazou@adacore.com>
20879 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20880 (execute_fixup_cfg): Break out the abnormal goto code.
20881 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20882 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20883 (optimize_inline_calls): Call make_nonlocal_label_edges.
20885 2007-02-04 Jan Hubicka <jh@suse.cz>
20887 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20888 true when something was changed.
20889 (rename_ssa_copies): When something was changed, do
20890 TODO_remove_unused_locals.
20891 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20892 add TODO_remove_unused_locals when instruction was removed.
20894 2007-02-04 Jan Hubicka <jh@suse.cz>
20896 * ipa-inline.c (try_inline): Improve debug output; work on already
20898 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20899 call try_inline for already inlined edges too when flattening;
20900 inline also functions that make callee growth but overall unit size
20903 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20905 * config/m32c/bitops.md, config/m32c/jump.md,
20906 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20907 config/m32r/m32r.h, config/m32r/m32r.md,
20908 config/m32r/predicates.md, config/m68hc11/larith.asm,
20909 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20910 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20911 config/mips/mips-protos.h, config/mips/mips.c,
20912 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20913 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20914 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20915 spelling conventions.
20917 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20918 Follow spelling conventions.
20920 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20922 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20923 warn about C++0x compatibility.
20925 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20927 * config/h8300/h8300.c, config/h8300/h8300.h,
20928 config/h8300/h8300.md: Follow spelling conventions.
20930 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20932 PR middle-end/30667
20933 * combine.c (try_combine): Do not substitute source operand
20934 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20936 2007-02-03 Jan Hubicka <jh@suse.cz>
20938 PR gcov-profile/30650
20939 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20940 do not divide by zero for never executed counters.
20941 (tree_find_values_to_profile): Fix counters.
20942 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20944 2007-02-03 Ian Lance Taylor <iant@google.com>
20946 * lower-subreg.c (simple_move_operand): New static function,
20947 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20949 (simple_move): Call simple_move_operand.
20950 (find_decomposable_subregs): Add special handling of MEMs.
20951 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20952 meaning of return value. If we see a hard register, test whether
20953 it can store a word_mode value. Change all callers.
20955 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20957 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20958 ftrapv insns and expanders.
20959 (subdi3): Change define_expand operand 1 to arith11_operand, and
20960 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20961 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20962 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20965 PR middle-end/30174
20966 * varasm.c (notice_global_symbol): Treat global objects as weak when
20967 flag_shlib is true.
20969 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20971 * emit-rtl.c (dconstpi): Delete.
20972 (dconstsqrt2): New.
20973 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20974 * real.h (dconstpi): Delete.
20975 (dconstsqrt2): New.
20976 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20977 (fold_builtin_hypot): Likewise.
20979 2007-02-03 Tom Tromey <tromey@redhat.com>
20982 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20983 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20985 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20987 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20988 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20989 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20990 config/rs6000/cell.md, config/rs6000/darwin.h,
20991 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20992 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20993 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20994 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20995 typos. Follow spelling conventions.
20996 * doc/invoke.texi: Follow spelling conventions.
20998 2007-02-03 Roger Sayle <roger@eyesopen.com>
21000 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21001 canonicalization transformations that attempt to simplify integer
21002 constant comparisons to become comparisons against zero.
21004 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21006 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21008 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21009 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21011 2007-02-02 Mike Stump <mrs@apple.com>
21013 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21014 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21015 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21016 generate a branch island.
21018 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21020 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21021 (xtensa_legitimate_address_p): New.
21022 (xtensa_legitimize_address): New.
21023 (xtensa_output_addr_const_extra): New.
21024 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21026 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21027 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21028 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21029 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21030 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21031 (xtensa_legitimize_address): New.
21032 (xtensa_output_addr_const_extra): New.
21034 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21036 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21038 2007-02-02 Ian Lance Taylor <iant@google.com>
21040 * expmed.c (expand_divmod): Add comment.
21042 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21044 * emit-rtl.c (renumber_insns): Remove.
21045 * flags.h: Remove the extern for flag_renumber_insns.
21046 * rtl.h: Remove the prototype for renumber_insns.
21047 * toplev.c (flag_renumber_insns): Remove.
21049 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21051 Revert for x86 darwin:
21052 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21054 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21055 code before the following patch under TARGET_MACHO.
21056 (ix86_function_value_regno_p): Likewise.
21058 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21060 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21063 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21066 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21067 loads to general or fp registers. Add comments.
21068 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21070 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21072 * pointer-set.c (insert_aux): Only return insertion slot.
21073 (pointer_set_insert): Adjust.
21074 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21075 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21076 pointer_map_traverse): New.
21077 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21078 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21079 pointer_map_contains, pointer_map_traverse): Declare.
21081 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21083 PR middle-end/30473
21084 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21085 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21087 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21089 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21091 (struct _dep): New type.
21092 (dep_t): New typedef.
21093 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21094 (DEP_STATUS): New access macro. The macro with the same name was
21095 renamed to DEP_LINK_STATUS.
21096 (dep_init): Declare function
21098 (struct _dep_link): New type.
21099 (dep_link_t): New typedef.
21100 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21101 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21102 (DEP_LINK_STATUS): New macro.
21103 (debug_dep_links): New debug function.
21105 (struct _deps_list): New type.
21106 (deps_list_t): New typedef.
21107 (DEPS_LIST_FIRST): New access macro.
21108 (FOR_EACH_DEP_LINK): New cycle macro.
21109 (create_deps_list, free_deps_list, delete_deps_list): Declare
21111 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21112 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21113 (copy_deps_list_change_con): Ditto.
21115 (move_dep_link): Declare function.
21117 (struct _dep_node): New type.
21118 (dep_node_t): New typedef.
21119 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21121 (struct haifa_insn_data.back_deps): New field to hold backward
21122 dependencies of the insn.
21123 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21125 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21126 Change its type to deps_list_t.
21127 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21128 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21129 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21131 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21133 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21135 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21137 (dep_cost): Declare.
21139 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21140 (ds_to_dk, dk_to_ds): New functions.
21142 (init_dep_1): New static function.
21143 (init_dep): New function.
21144 (copy_dep): New static function.
21146 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21148 (detach_dep_link): New static function.
21149 (move_dep_link): New function.
21151 (dep_links_consistent_p, dump_dep_links): New static functions.
21152 (debug_dep_links): New debugging function.
21154 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21156 (alloc_deps_list, init_deps_list): New static functions.
21157 (create_deps_list): New function.
21158 (clear_deps_list): New static function.
21159 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21160 (deps_list_consistent_p, dump_deps_list): New static functions.
21161 (debug_deps_list): New function.
21162 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21164 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21166 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21167 use new scheduler dependencies lists.
21168 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21169 (sched_analyze): Ditto. Initialize dependencies lists.
21170 (add_forw_dep, compute_forward_dependences): Update to use new
21171 scheduler dependencies lists.
21173 (init_dependency_caches): Init deps_obstack.
21174 (free_dependency_caches): Free deps_obstack.
21176 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21177 new scheduler dependencies lists.
21178 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21179 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21181 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21182 Update to use new scheduler dependencies lists.
21183 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21184 (debug_dependencies): Ditto.
21185 (schedule_region): Update comments.
21187 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21188 scheduler dependencies lists.
21189 (schedule_ebb): Update comments.
21191 * rtl.def (DEPS_LIST): Remove.
21193 * lists.c (unused_deps_list): Remove.
21194 (free_list): Update assertions.
21196 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21197 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21199 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21200 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21202 * haifa-sched.c (comments): Update.
21203 (insn_cost1): Remove. Inline the code into insn_cost ().
21204 (insn_cost): Update to use new scheduler dependencies lists. Move
21205 processing of the dependency cost to dep_cost ().
21206 (dep_cost): New function. Use it instead of insn_cost () when
21207 evaluating cost of the dependency. Use compatible interface to
21208 interact with the target.
21209 (priority): Update to use new scheduler dependencies lists.
21210 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21211 with greater number of insns that depend on the insn.
21212 (schedule_insn): Update to use new scheduler dependencies lists. Add
21213 code to free backward dependencies lists. Inline and optimize code
21214 from resolve_dep () - see PR28071.
21215 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21216 lists. Update call to targetm.sched.is_costly_dependence hook.
21218 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21219 scheduler dependencies lists.
21221 (resolve_dep): Remove. Move the logic to schedule_insn ().
21222 (init_h_i_d): Initialize dependencies lists.
21224 (process_insn_depend_be_in_spec): Rename to
21225 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21226 dependencies lists.
21227 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21228 Update to use new scheduler dependencies lists.
21229 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21231 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21232 new scheduler dependencies lists.
21233 (build_intra_loop_deps): Ditto.
21235 * target.h (struct _dep): Declare to use in
21236 gcc_target.sched.is_costly_dependence.
21237 (struct gcc_target.sched.adjust_cost): Fix typo.
21238 (struct gcc_target.sched.is_costly_dependence): Change signature to
21239 use single dep_t parameter instead of an equivalent triad.
21240 (struct gcc_target.sched.adjust_cost_2): Remove.
21242 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21244 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21246 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21248 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21250 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21251 (REG_DEP_TRUE): Document.
21253 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21254 Change signature to correspond to the targetm.sched.adjust_cost hook.
21255 Update use in TARGET_SCHED_ADJUST_COST_2.
21256 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21257 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21258 new scheduler dependencies lists.
21259 (ia64_gen_check): Ditto.
21261 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21262 scheduler dependencies lists.
21264 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21265 signature to correspond to the targetm.sched.is_costly_dependence hook.
21266 (is_costly_group): Update to use new scheduler dependencies lists.
21268 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21269 instead of INSN_COST () macro.
21271 2007-02-01 Ian Lance Taylor <iant@google.com>
21273 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21275 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21277 * pa.md (tp_load): Correct mfctl instruction syntax.
21279 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21281 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21282 altivec_padding_size calculation on AIX. Improve comment, add
21283 assert to verify that it's right.
21285 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21288 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21290 PR inline-asm/28686
21291 * global.c (global_alloc): Add mising initialization of
21294 2007-02-01 Roger Sayle <roger@eyesopen.com>
21296 * alias.c (init_alias_analysis): Correct whitespace.
21297 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21298 partition_hot_cold_basic_blocks): Likewise.
21299 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21300 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21301 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21302 fold_builtin_snprintf_chk, fold_builtin_printf,
21303 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21304 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21305 * cfgcleanup.c (cleanup_cfg): Likewise.
21306 * cfgexpand.c (tree_expand_cfg): Likewise.
21307 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21308 * function.c (get_next_funcdef_no): Likewise.
21309 * gengtype.c (main): Likewise.
21310 * genmodes.c (main): Likewise.
21311 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21312 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21313 * ifcvt.c (noce_emit_move_insn): Likewise.
21314 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21316 * stor-layout.c (get_best_mode): Likewise.
21317 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21318 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21319 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21320 perform_var_substitution, solve_graph): Likewise.
21321 * tree-vrp.c (vrp_finalize): Likewise.
21323 2007-02-01 Ian Lance Taylor <iant@google.com>
21325 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21326 high part of a paradoxical subreg, return a constant zero.
21328 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21330 * toplev.c (lang_dependent_init): Call init_set_costs.
21331 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21333 2007-02-01 Richard Guenther <rguenther@suse.de>
21335 PR middle-end/30656
21336 * fold-const.c (fold_negate_expr): Allow negating a
21337 constant if overflow does not change.
21339 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21341 * doc/c-tree.texi (Expression trees): Improve markup.
21342 * doc/tm.texi (Register Classes, Addressing Modes)
21343 (Floating Point): Fix spacing after abbreviations. Fix some
21346 2007-02-01 Ben Elliston <bje@au.ibm.com>
21348 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21349 * doc/contrib.texi: Likewise.
21350 * doc/install.texi: Likewise.
21352 2007-01-31 Richard Henderson <rth@redhat.com>
21353 Ian Lance Taylor <iant@google.com>
21355 * lower-subreg.c: New file.
21356 * rtl.def (CONCATN): Define.
21357 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21358 pass_lower_subreg2.
21359 * emit-rtl.c (update_reg_offset): New static function, broken out
21360 of gen_rtx_REG_offset.
21361 (gen_rtx_REG_offset): Call update_reg_offset.
21362 (gen_reg_rtx_offset): New function.
21363 * regclass.c: Revert patch of 2006-03-05, restoring
21365 (clear_reg_info_regno): New function.
21366 * dwarf2out.c (concatn_loc_descriptor): New static function.
21367 (loc_descriptor): Handle CONCATN.
21368 * common.opt (fsplit_wide_types): New option.
21369 * opts.c (decode_options): Set flag_split_wide_types when
21371 * timevar.def (TV_LOWER_SUBREG): Define.
21372 * rtl.h (gen_reg_rtx_offset): Declare.
21373 (reg_scan_update): Declare.
21374 * regs.h (clear_reg_info_regno): Declare.
21375 * tree-pass.h (pass_lower_subreg): Declare.
21376 (pass_lower_subreg2): Declare.
21377 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21378 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21379 -fsplit-wide-types.
21380 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21381 * Makefile.in (OBJS-common): Add lower-subreg.o.
21382 (lower-subreg.o): New target.
21384 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21386 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21388 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21391 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21393 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21395 PR middle-end/29335
21396 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21398 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21400 * cfgloop.h: Include vec-prim.h.
21401 (enum li_flags): Remove LI_ONLY_OLD.
21402 (loop_iterator): Changed.
21403 (fel_next, fel_init): Iterate over loop tree.
21404 (FOR_EACH_LOOP_BREAK): New macro.
21405 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21407 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21408 * modulo-sched.c (sms_schedule): Ditto.
21409 * tree-vectorizer.c (vectorize_loops): Ditto.
21410 * doc/loop.texi: Update information on loop numbering and behavior of
21411 FOR_EACH_LOOP wrto new loops.
21412 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21413 add_to_evolution_1): Test nestedness of loops instead of comparing
21415 * tree-chrec.c (chrec_fold_plus_poly_poly,
21416 chrec_fold_multiply_poly_poly, chrec_evaluate,
21417 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21418 reset_evolution_in_loop): Ditto.
21419 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21421 2007-01-31 Dirk Mueller <dmueller@suse.de>
21423 * c-common.c (warn_about_parentheses): Separate warning about
21424 un-parenthized sequence of comparison operators from the one
21425 which is supposed to warn about x <= y <= z.
21427 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21429 * optabs.h (enum optab_index): Add new OTI_isinf.
21430 (isinf_optab): Define corresponding macro.
21431 * optabs.c (init_optabs): Initialize isinf_optab.
21432 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21434 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21435 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21437 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21438 expand_builtin_interclass_mathfn.
21439 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21440 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21441 (fxam<mode>2_i387): New insn pattern.
21442 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21443 built-in functions as x87 inline asm.
21445 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21447 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21449 2007-01-30 Eric Christopher <echristo@apple.com>
21451 * config.gcc: Add geode.
21453 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21455 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21456 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21457 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21458 value-prof.c: Fix comment typos.
21460 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21463 * doc/invoke.texi (Wpointer-arith): Document warning.
21465 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21467 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21468 the list of discrepancies from the draft TR.
21470 2007-01-30 Dirk Mueller <dmueller@suse.de>
21473 * doc/invoke.texi (-Wreturn-type): Update description to
21474 match new behavior.
21476 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21478 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21480 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21482 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21483 to handle optabs that operate on floating point input argument and
21484 output to integer output.
21485 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21486 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21487 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21488 expand_builtin_interclass_mathfn ().
21489 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21490 (ilogbsi2): Remove.
21491 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21492 ilogbl built-in functions as x87 intrinsics.
21494 2007-01-30 Richard Guenther <rguenther@suse.de>
21496 PR middle-end/27657
21497 * dwarf2out.c (reference_to_unused): Query varpool if the
21498 variable was output.
21500 2007-01-30 Richard Guenther <rguenther@suse.de>
21502 PR middle-end/30313
21503 * passes.c (execute_one_pass): Reset in_gimple_form to not
21504 confuse non-unit-at-a-time mode.
21506 2007-01-29 Roger Sayle <roger@eyesopen.com>
21507 Richard Guenther <rguenther@suse.de>
21509 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21510 avoid undefined behaviour on overflow. Use force_fit_type_double
21511 to construct the constant with the specified TREE_OVERFLOW.
21513 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21515 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21516 * config/dfp-bit.h: Ditto.
21518 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21520 * c-decl.c (pop_scope): Replace warnings with call to
21521 warn_for_unused_label.
21522 * c-common.h (warn_for_unused_label): Declare.
21523 * c-common.c (warn_for_unused_label): Define.
21525 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21527 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21530 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21532 * Makefile.in (USER_H): Remove decfloat.h.
21533 * ginclude/decfloat.h: Delete, moving contents to ...
21534 * ginclude/float.h: Add support for decimal floating point,
21535 guarded by __STDC_WANT_DEC_FP__.
21537 2007-01-29 Mike Stump <mrs@apple.com>
21539 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21540 Analysis and Representation to resolve case insensitive conflict.
21541 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21543 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21545 * tree.h (struct tree_memory_tag): Add aliases member.
21546 (MTAG_ALIASES): New macro.
21547 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21548 (add_may_alias): Remove pointer-set. Update for may_aliases being
21550 (mark_aliases_call_clobbered): Update for may_aliases being a
21552 (compute_tag_properties): Ditto.
21553 (create_partition_for): Ditto.
21554 (compute_memory_partitions): Ditto.
21555 (dump_may_aliases_for): Ditto.
21556 (is_aliased_with): Ditto.
21557 (add_may_alias_for_new_tag): Ditto.
21558 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21559 (compute_is_aliased): New function.
21560 (compute_may_aliases): Call compute_is_aliased).
21561 (init_alias_info): Initialize alias_bitmap_obstack.
21562 (union_alias_set_into): New function.
21563 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21564 (have_common_aliases_p): Rewrite to take two bitmaps and use
21566 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21567 Update for bitmaps.
21568 (finalize_ref_all_pointers): Update for add_may_alias changes.
21569 (new_type_alias): Ditto.
21570 * tree-flow-inline.h (may_aliases): Return a bitmap.
21571 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21572 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21573 may_aliases being a bitmap.
21574 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21575 may_aliases now returns a bitmap.
21576 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21578 * tree-ssa-operands.c (add_virtual_operand): Update for
21579 may_aliases being a bitmap.
21581 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21583 PR tree-optimization/30630
21584 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21585 variable as changed.
21587 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21590 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21591 expanded only once even if an error occurs.
21593 2007-01-29 Ben Elliston <bje@au.ibm.com>
21595 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21596 (__gcov_average_profiler): Likewise.
21597 (__gcov_ior_profiler): Likewise.
21598 (__gcov_merge_ior): Likewise.
21600 2007-01-28 Jan Hubicka <jh@suse.cz>
21602 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21603 * value-prof.c (stringop_block_profile): Likewise.
21605 2007-01-28 Jan Hubicka <jh@suse.cz>
21607 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21608 Add variant handling histograms; add wrapper.
21609 (clear_storage_via_libcall): Export.
21610 (emit_block_move_hints): Break out from ...; add histograms.
21611 (emit_block_move): ... this one.
21612 (clear_storage_hints): Break out from ...; add histograms.
21613 (clear_storage): ... this one.
21614 (set_storage_via_memset): Handle histogram.
21615 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21616 (clear_storage_hints, clear_storage_via_libcall): Declare.
21617 (set_storage_via_setmem): Update prototype.
21618 * doc/md.texi (movmem, setmem): Document new arguments.
21620 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21621 Add new histograms.
21622 (stringop_block_profile): New global function.
21623 (tree_stringops_values_to_profile): Profile block size and alignment.
21624 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21626 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21627 (stringop_block_profile): Declare.
21628 * builtins.c: Include value-prof.h.
21629 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21630 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21631 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21632 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21633 * profile.c (instrument_values): Add new counters.
21634 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21636 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21637 (tree_init_edge_profiler): Build new profilers.
21638 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21639 (pass_tree_profile): Add dump.
21640 (tree_profile_hooks): Update.
21641 * Makefile.in (LIBGCOV): Add new constants.
21642 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21643 __gcov_ior_profiler): New.
21644 * i386.md (movmem/setmem expanders): Add new optional arguments.
21646 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21648 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21650 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21652 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21653 (tree_unswitch_single_loop): Pass eni_size_weights to
21654 tree_num_loop_insns.
21655 * tree-ssa-loop-manip.c: Include tree-inline.h.
21656 (can_unroll_loop_p): Pass eni_size_weights to
21657 tree_num_loop_insns.
21658 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21659 Pass eni_size_weights to estimate_num_insns.
21660 * tree.h (init_inline_once): Export.
21661 * toplev.c (backend_init): Call init_inline_once.
21662 * cgraphunit.c (cgraph_process_new_functions,
21663 cgraph_analyze_function): Pass eni_inlining_weights to
21664 estimate_num_insns.
21665 * ipa-inline.c (compute_inline_parameters): Ditto.
21666 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21667 to estimate_num_insns.
21668 (try_unroll_loop_completely): Pass eni_size_weights to
21669 tree_num_loop_insns.
21670 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21671 ot estimate_num_insns.
21672 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21673 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21674 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21675 eni_time_weights): New variables.
21676 (init_inline_once): Initialize them.
21677 (struct eni_data): Mew.
21678 (estimate_num_insns_1, estimate_num_insns): Use weights.
21679 * tree-inline.h (struct eni_weights_d): New.
21680 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21681 (estimate_num_insns): Declaration changed.
21682 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21683 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21684 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21686 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21688 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21689 relations in the conflict function is valid.
21691 2007-01-27 Ian Lance Taylor <iant@google.com>
21693 * common.opt: Add fstrict-overflow.
21694 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21695 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21696 (TYPE_OVERFLOW_UNDEFINED): Define.
21697 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21699 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21700 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21701 (fold_negate_expr): Likewise.
21702 (make_range): Likewise.
21703 (extract_muldiv_1): Likewise.
21704 (maybe_canonicalize_comparison): Likewise.
21705 (fold_comparison): Likewise.
21706 (fold_binary): Likewise.
21707 (tree_expr_nonnegative_p): Likewise.
21708 (tree_expr_nonzero_p): Likewise.
21709 * tree-vrp.c (compare_values): Likewise.
21710 (extract_range_from_binary_expr): Likewise.
21711 (extract_range_from_unary_expr): Likewise.
21712 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21714 (nowrap_type_p): Likewise.
21715 * tree-scalar-evolution.c (simple_iv): Likewise.
21716 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21717 (build_range_check): Likewise.
21718 (extract_muldiv_1): Likewise.
21719 (fold_comparison): Likewise.
21720 * tree-vrp.c (vrp_int_const_binop): Likewise.
21721 (extract_range_from_unary_expr): Likewise.
21722 * convert.c (convert_to_integer): Likewise.
21723 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21724 (fold_comparison): Likewise.
21725 (fold_binary): Likewise.
21726 * optabs.c (optab_for_tree_code): Likewise.
21727 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21728 * simplify-rtx.c (simplify_const_relational_operation): Check
21729 flag_strict_overflow and flag_trapv.
21730 (simplify_const_relational_operation): Likewise.
21731 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21732 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21735 2007-01-27 Roger Sayle <roger@eyesopen.com>
21737 * tree.c (tree_fold_gcd): Delete.
21738 * tree.h (tree_fold_gcd): Remove prototype.
21739 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21740 test whether one constant integer is a multiple of another. Instead
21741 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21742 * fold-const.c (multiple_of_p): We've determined both TOP and
21743 BOTTOM are integer constants so we can call int_const_binop directly
21744 instead of the more generic const_binop.
21746 2007-01-27 Roger Sayle <roger@eyesopen.com>
21748 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21749 1*X check that the constant hasn't overflowed, to preserve the
21751 (round_up): Provide an efficient implementation when rouding-up an
21752 INTEGER_CST to a power-of-two.
21754 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21756 * doc/sourcebuild.texi: Add comma for clarity.
21757 * doc/extend.texi: Fix some typos.
21758 * doc/passes.texi: Likewise.
21759 * doc/cppinternals.texi: Likewise.
21760 * doc/c-tree.texi: Likewise.
21761 * doc/tree-ssa.texi: Likewise.
21762 * doc/install.texi: Likewise.
21764 2007-01-27 Jan Hubicka <jh@suse.cz>
21766 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21767 (pass_sra): Do not require alias information.
21768 * passes.c (init_optimization_passes): Add SRA
21770 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21772 * tracer.c (rest_of_handle_tracer): We already cleaned
21773 up the CFG in tracer() so don't do it here again.
21774 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21775 cleanup_cfg here, either. And don't call renumber_insns.
21777 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21778 and BB_HEAD are in the insn stream here. Instead make sure
21779 that BB_INSN is valid on all insns. Also, do check here that
21780 there are no pending branch predictions...
21781 (rtl_verify_flow_info): ...instead of doing it here. Checks
21782 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21785 2007-01-26 Roger Sayle <roger@eyesopen.com>
21787 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21788 function to simplify/factorize operand order canonicalization.
21789 (ix86_fixup_binary_operands): Reorganize using the above function.
21790 (ix86_binary_operator_ok): Likewise.
21792 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21794 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21795 file scope from optimize_attrs.
21796 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21798 (optimize_attrs): Clear insn_code_values after freeing it.
21800 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21802 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21803 a parts.base assignment.
21805 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21807 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21808 (compute_subscript_distance, initialize_data_dependence_relation,
21809 finalize_ddr_dependent, analyze_ziv_subscript,
21810 analyze_siv_subscript_cst_affine,
21811 compute_overlap_steps_for_affine_univar,
21812 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21813 analyze_siv_subscript, analyze_miv_subscript,
21814 analyze_overlapping_iterations, subscript_dependence_tester_1,
21815 compute_self_dependence, free_dependence_relation): Work
21816 with affine_fn instead of chrecs.
21817 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21818 common_affine_function, affine_function_base,
21819 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21820 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21821 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21822 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21823 (all_chrecs_equal_p): Removed.
21824 * tree-data-ref.h (affine_fn, conflict_function): New types.
21825 (struct subscript): Change type of conflicting_iterations_in_a
21826 and conflicting_iterations_in_b.
21828 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21831 * config/pa/pa.h (TARGET_HPUX_11): New.
21832 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21833 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21835 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21836 Richard Guenther <rguenther@suse.de>
21838 * tree-ssa-structalias.c (solve_graph): Handle case
21839 we merged the variable to another.
21841 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21843 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21846 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21847 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21849 2007-01-25 DJ Delorie <dj@redhat.com>
21851 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21852 allow changes to modes which don't fit in those registers.
21854 * reload1.c (choose_reload_regs): Check for invalid subregs before
21855 computing their locations, not after.
21857 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21860 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21861 save Altivec registers in an eh_return function.
21862 (compute_vrsave_mask): Likewise.
21863 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21864 for saving Altivec registers.
21865 (rs6000_emit_prologue): Don't allocate stack twice in
21866 eh_return function. Correct expected value of altivec_save_offset
21867 when using save_world. Describe save of R0 to stack when using
21868 save_world. Describe stack pointer adjustment when using
21869 save_world. Remove duplicated eh_return parameter register saving.
21870 Update sp_offset variable after save_world.
21871 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21873 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21874 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21877 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21879 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21881 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21884 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21885 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21887 2007-01-25 Richard Guenther <rguenther@suse.de>
21889 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21890 * common.opt (-Wcoverage-mismatch): New warning option.
21891 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21892 if -Wcoverage-mismatch is given.
21894 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21896 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21897 (ipcp_driver): Change to static definition.
21898 Add dumping of the ifunctions.
21899 (constant_val_insert): Remove unused parameter. Support for SSA.
21900 (ipcp_propagate_const): Support for SSA.
21901 (ipcp_profile_bb_print): Print only analyzed nodes.
21902 (ipcp_replace_map_create): Remove support for Fortran constant
21904 * ipa-prop.c (ipa_method_modify_stmt,
21905 ipa_callsite_compute_param): Support for SSA.
21906 * ipa-prop.h (ipcp_driver): Remove declaration.
21907 (IS_VALID_TREE_MAP_INDEX): Add define.
21909 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21911 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21913 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21915 PR middle-end/30447
21916 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21917 constant argument to cabs and do it without checking for
21918 -funsafe-math-optimizations.
21920 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21922 * c-common.h (RID_FIRST_CXX0X): New.
21923 (RID_LAST_CXX0X): New.
21924 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21926 * c.opt (Wc++0x-compat): New.
21927 * doc/invoke.texi (-Wc++0x-compat): Document.
21929 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21931 * builtins.c (fold_builtin_carg): New.
21932 (fold_builtin_1): Use it.
21934 2007-01-24 Jan Hubicka <jh@suse.cz>
21936 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21938 * ipa-inline.c (initial_insns, max_insns): Delete.
21939 (compute_max_insns): New function.
21940 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21941 amount of insns as base for code growth.
21942 (cgraph_decide_inlining): Make initial_insns local; do not compute
21944 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21945 * doc/invoke.texi (inline-unit-growth): Update docs.
21947 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21949 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21950 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21951 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21952 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21953 for CPUs that have PTA_CX16 set.
21955 PR middle-end/27416
21956 * gimplify.c (omp_check_private): New function.
21957 (gimplify_scan_omp_clauses): Use it for
21958 firstprivate/lastprivate/reduction.
21960 PR middle-end/30494
21961 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21962 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21964 PR middle-end/30421
21965 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21966 If lower_lastprivate_clauses emits some statements, append them
21967 to dlist rather than body_p and to body_p append an initializer.
21968 (lower_omp_for): Adjust caller.
21970 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21972 * target.h (globalize_decl_name): New.
21973 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21974 * output.h (default_globalize_decl_name): New.
21975 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21977 (globalize_decl): Ditto.
21978 (default_globalize_decl_name): New.
21979 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21980 (ia64_handle_version_id_attribute): New.
21981 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21982 (ia64_asm_output_external): Use globalize_decl_name instead
21983 of globalize_label.
21984 * doc/extend.texi (version_id): New pragma.
21985 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21987 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21989 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21990 _uleb128_t and _Unwind_SWord with _sleb128_t.
21991 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21992 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21994 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21995 * unwind-pe.h (read_uleb128, read_sleb128,
21996 read_encoded_value_with_base): Likewise.
21997 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21999 2007-01-24 Richard Guenther <rguenther@suse.de>
22001 * builtins.c (expand_builtin_cexpi): Get the fndecl
22002 for cexp in the correct way.
22004 2007-01-24 Jan Hubicka <jh@suse.cz>
22006 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22009 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22011 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22012 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22013 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22014 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22015 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22016 __SIZEOF_PTRDIFF_T__.
22017 * doc/cpp.texi: Documentation for the new builtin macros added.
22019 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22021 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22022 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22023 instead of operands[2] to avoid access past the end of array.
22025 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22027 * reload1.c (emit_reload_insns): Pass the reload register
22028 for a non-spill output reload through forget_old_reloads_1.
22030 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22032 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22033 _SOFT_DOUBLE if doubles use software floating-point.
22034 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22035 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22036 * config/rs6000/darwin-ldouble.c: Also compile functions for
22037 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22038 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22039 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22040 commented-out long double override.
22041 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22042 * config/rs6000/eabispe.h: Likewise.
22043 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22044 long double for non-SPE.
22045 (rs6000_handle_option): Likewise.
22046 (invalid_e500_subreg): Disallow more subregs involding DImode,
22047 DFmode, TImode or TFmode.
22048 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22050 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22052 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22053 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22055 (rs6000_legitimate_address): Also check for TFmode for E500
22057 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22058 (spe_build_register_parallel): Handle TFmode and TCmode.
22059 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22061 (function_arg): Handle TFmode and TCmode for E500 double.
22062 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22064 (print_operand): Handle TFmode and TImode for %y.
22065 (rs6000_generate_compare): Handle TFmode comparisons for E500
22067 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22068 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22069 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22070 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22071 TFmode for E500 double.
22072 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22073 (floatsidf2): Enable for E500 double.
22074 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22075 (extenddftf2): Change to extenddftf2_fprs.
22076 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22077 depending on TARGET_E500_DOUBLE.
22078 (extendsftf2): Enable for E500 double.
22079 (trunctfdf2): Enable for E500 double.
22080 (trunctfsf2): Change to trunctfsf2_fprs.
22081 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22082 depending on TARGET_E500_DOUBLE.
22083 (floatsitf2): Enable for E500 double.
22084 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22085 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22086 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22087 (negtf2): Change to negtf2_internal.
22088 (negtf2): New expander.
22089 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22090 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22091 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22092 (movdi_internal32): Use rs6000_nonimmediate_operand.
22093 (unnamed splitter): Likewise.
22094 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22095 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22096 (SPE64TF, DITI): New mode macros.
22097 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22100 (frob_<mode>_di_2): New.
22101 (frob_tf_di_8_2): New.
22102 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22104 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22106 (frob_ti_<mode>_8_2): New.
22107 (frob_ti_tf_2): New.
22108 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22109 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22111 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22112 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22113 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22114 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22115 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22116 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22119 2007-01-23 Ian Lance Taylor <iant@google.com>
22121 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22123 (OBJS-archive): Reformat, alphabetize.
22124 (OBJS): Change out_object_file to OBJS-md.
22126 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22128 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22129 JUMP_P and CALL_P predicates where applicable.
22130 * config/i386/i386.c: Ditto.
22131 * config/i386/i386.md: Ditto.
22132 * config/i386/mmx.md: Ditto.
22133 * config/i386/predicates.md: Ditto.
22135 2007-01-22 Andreas Schwab <schwab@suse.de>
22137 * config/m68k/m68k.h: Fix comment.
22139 2007-01-22 Jan Hubicka <jh@suse.cz>
22141 * passes.c (init_optimization_passes): Do not rerun
22142 pass_early_warn_uninitialized.
22144 2007-01-22 Richard Guenther <rguenther@suse.de>
22146 PR tree-optimization/30038
22147 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22149 (execute_cse_sincos_1): Likewise.
22150 (execute_cse_sincos): Likewise.
22151 (gate_cse_sincos): Likewise.
22152 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22153 the cexpi() canonicalization of sincos().
22154 * tree-pass.h (pass_cse_sincos): Declare.
22155 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22157 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22159 PR rtl-optimization/29329
22160 * combine.c (replaced_rhs_insn): Rename to i2mod.
22161 (replaced_rhs_value): Rename to i2mod_new_rhs.
22162 (i2mod_old_rhs): New global variable.
22163 (combine_instructions): Adjust for above change. Save a copy of
22164 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22165 note are substituted in the second instruction.
22166 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22167 ditch the note if it pertains to the second eliminated register
22168 and this register is mentioned in i2mod_old_rhs.
22171 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22173 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22174 the insn to which the note was originally attached.
22176 2007-01-21 Jan Hubicka <jh@suse.cz>
22178 * ipa-inline.c (inlining_mode): Comment, move up.
22179 (cgraph_decide_inlining_incrementally): Do not perform inlining
22180 itself; fix handling of flattening of self recursive functions.
22181 (cgraph_find_cycles): Remove.
22182 (cgraph_flatten_node): Remove.
22183 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22184 (try_inline): New function.
22185 (cgraph_early_inlining): Update call of
22186 cgraph_decide_inlining_incrementally. Apply inlining here.
22187 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22189 2007-01-21 Dirk Mueller <dmueller@suse.de>
22192 * tree-vrp.c (check_array_bounds): do not warn
22193 about ADDR_EXPR's of ARRAY_REF's which are immediately
22194 used in binary expressions.
22196 2007-01-21 Ira Rosen <irar@il.ibm.com>
22198 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22199 read_write_dep and macros for its access.
22200 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22201 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22202 argument, call vect_check_interleaving for every independent pair of
22203 data-refs. Mark loads that access the same memory location as a store
22205 (vect_check_dependences): Remove.
22206 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22207 call, fix the call to vect_analyze_data_ref_dependence.
22208 (vect_analyze_data_ref_access): For statements that access the same
22209 data-ref, check that they are not stores; for loads, check that there
22210 is no store that access the same location.
22212 2007-01-20 Roger Sayle <roger@eyesopen.com>
22213 Joseph Myers <joseph@codesourcery.com>
22215 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22216 (-fdump-rtl-stack): Likewise.
22217 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22218 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22219 (-mpt-fixed): Use @minus{} for minus sign.
22220 (Using Precompiled Headers): Fix under/overfull hbox.
22222 2007-01-20 Jan Hubicka <jh@suse.cz>
22224 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22225 place within annotation.
22227 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22229 * pa.c (output_move_double): Change array size of xoperands to 4.
22231 2007-01-20 Jan Hubicka <jh@suse.cz>
22233 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22236 2007-01-19 Ian Lance Taylor <iant@google.com>
22238 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22239 constant to unsigned HOST_WIDE_INT before negating.
22241 2007-01-19 Ian Lance Taylor <iant@google.com>
22243 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22245 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22246 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22247 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22248 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22249 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22250 (realloc_vdef, realloc_vuse): Change second parameter to
22252 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22253 fields to unsigned.
22254 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22255 unsigned. Change x and lim locals to unsigned.
22256 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22258 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22259 (copy_virtual_operands): Change i and n locals to unsigned.
22261 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22263 PR middle-end/29335
22264 * builtins.c (fold_builtin_1): Handle builtin fdim.
22266 2007-01-20 Jan Hubicka <jh@suse.cz>
22268 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22269 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22270 init_alias_heapvars.
22271 (init_alias_heapvars): Initialize only when not already initialized.
22272 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22274 2007-01-19 Roger Sayle <roger@eyesopen.com>
22276 * common.opt (fsigned-zeros): New command line option.
22277 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22278 of flag_unsafe_math_optimizations.
22279 * opts.c (set_fast_math_flags): The -ffast-math command line option
22280 implies -fno-signed-zeros.
22281 (fast_math_flags_set_p): Likewise.
22283 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22284 the documentation of -ffast-math appropriately. Wrap long lines.
22286 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22288 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22289 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22291 2007-01-19 Tomas Bily <tbily@suse.cz>
22293 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22295 (tree_init_ic_make_global_vars): New function
22296 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22297 (tree_gen_ic_profiler): New function
22298 (tree_gen_ic_func_profiler): New function
22299 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22300 (tree_profile_hooks): Added hook for indirec/virtual calls
22301 * value-prof.c (tree_find_values_to_profile): New case for
22303 (tree_values_to_profile): Call for determining indirect/virtual
22305 (tree_indirect_call_to_profile): New function
22306 (tree_ic_transform): New function
22307 (tree_ic): New function
22308 (find_func_by_pid): New function
22309 (init_pid_map): New function
22310 (tree_value_profile_transformations): Added check for
22311 indirect/virtual call transformation
22312 * value-prof.h (enum hist_type): New counter type for
22313 indirect/virtual calls
22314 (profile_hooks): Added new hook for profiling indirect/virtual
22316 * profile.c (instrument_values): New case for indirect/virtual
22318 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22319 (GCOV_COUNTER_V_INDIR): New counter type
22320 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22321 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22323 * cgraph.c: Definition of cgraph_max_pid
22324 (cgraph_create_node): Default init of pid attribute
22325 * cgraph.h: Declaration of cgraph_max_pid
22326 (struct cgraph_node): Added pid attribute
22327 * libgcov.c (__gcov_indirect_call_profiler): New function
22328 (__gcov_one_value_profiler_body): New function
22329 (__gcov_one_value_profiler): Body was moved to
22330 __gcov_one_value_profiler_body and calls it
22332 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22334 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22335 * gengtype.c (write_types_data, write_func_for_structure,
22336 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22337 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22338 (walk_type, write_func_for_structure): Generate the mark_hook if
22341 2007-01-19 Jan Hubicka <jh@suse.cz>
22343 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22344 'early' argument take inlining mode argument specifying whether to
22345 inline for size/speeed or all functions; add support for flattening;
22347 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22349 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22352 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22353 the name of the declared identifier.
22355 2007-01-19 Dirk Mueller <dmueller@suse.de>
22357 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22358 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22359 duplicate evaluation.
22361 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22363 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22364 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22365 to XFMode, use acosxf2 and truncate result to requested mode.
22366 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22367 (asin<mode>2): Similarly, with asin expanders.
22368 (*fscalexf4_i387): Rename from *fscalexf4.
22369 (expNcorexf3): New expander.
22370 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22371 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22372 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22373 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22374 patterns for SSE math.
22375 (exp10<mode>2): Similarly, with exp10 expanders.
22376 (exp2<mode>2): Similarly, with exp2 expanders.
22377 (expm1<mode>2): Similarly, with expm1 expanders.
22378 (ldexp<mode>3): Similarly, with ldexp expanders.
22379 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22380 Use gen_truncxf<mode>2_i387_noop to truncate result.
22382 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22384 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22385 for ColdFire targets.
22387 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22388 Richard Sandiford <richard@codesourcery.com>
22390 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22391 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22392 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22393 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22394 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22395 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22397 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22399 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22400 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22401 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22402 (*adddi_dilshr32_cf): New pattern.
22403 (adddi3, subdi3): Remove first alternatives.
22405 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22407 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22408 implemented using move.l, do not use its cc result for floating-point
22411 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22413 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22414 from accepting 's' constraints if flag_pic.
22416 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22418 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22419 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22420 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22421 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22423 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22425 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22426 ColdFire alternatives.
22427 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22428 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22429 architectures that support ff1 instruction.
22431 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22432 Julian Brown <julian@codesourcery.com>
22434 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22435 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22436 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22441 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22443 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22444 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22445 HOST_WIDE_INT instead of an rtx.
22446 (m68k_rtx_costs): Update call accordingly.
22447 (output_move_const_into_data_reg): Likewise. Fix formatting.
22448 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22450 (output_move_simode_const): Update calls after above changes.
22451 Rework to use automatic variables and predicates like MEM_P.
22452 * config/m68k/m68k.md (pushexthisi_const): Update call to
22455 2007-01-19 Dirk Mueller <dmueller@suse.de>
22457 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22458 in dump_flags test.
22460 2007-01-19 Richard Guenther <rguenther@suse.de>
22462 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22463 via cexp in case sincos is not available.
22465 2007-01-19 Richard Guenther <rguenther@suse.de>
22467 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22468 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22469 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22470 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22471 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22472 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22473 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22474 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22476 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22478 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22480 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22481 (atan2xf3): Directly generate RTL pattern.
22482 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22483 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22484 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22485 disable patterns for SSE math.
22486 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22487 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22488 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22489 disable patterns for SSE math.
22491 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22493 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22495 2007-01-18 Roger Sayle <roger@eyesopen.com>
22497 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22498 VIEW_CONVERT_EXPR to the same type as it's operand.
22500 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22502 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22503 configured for long double 128.
22505 2007-01-18 Mike Stump <mrs@apple.com>
22507 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22510 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22512 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22515 2007-01-18 Jan Hubicka <jh@suse.cz>
22517 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22518 greater than NUM_VOP_FREE_BUCKETS.
22520 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22522 * tree-ssa-structalias.c: Update comments.
22523 (ptabitmap_obstack): Removed.
22524 (pta_obstack): New.
22525 (oldpta_obstack): Ditto.
22526 (stats): Add a few members.
22527 (struct variable_info): Remove node, complex, address_taken, and
22528 indirect_target members. Add oldsolution member.
22529 (new_var_info): Do not initialize removed members.
22530 (constraint_expr_type): Remove INCLUDES.
22531 (constraint_graph): Add size, implicit_preds, rep,
22532 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22533 (FIRST_REF_NODE): New macro.
22534 (LAST_REF_NODE): Ditto.
22535 (FIRST_ADDR_NODE): Ditto.
22536 (find): New function.
22538 (dump_constraint): Do not handle INCLUDES.
22539 (insert_into_complex): Do not insert duplicate constraints.
22540 (condense_varmap_nodes): Renamed and rewritten into ...
22541 (merge_node_constraints): This. Also fix bug in handling of
22542 offseted copy constraints.
22543 (clear_edges_for_node): No longer need to deal with preds at all,
22544 or removing associated preds/succs.
22545 (merge_graph_nodes): Deal with indirect_cycles.
22546 Don't deal with predecessors.
22547 (add_implicit_graph_edge): New function.
22548 (add_pred_graph_edge): Ditto.
22549 (add_graph_edge): Don't deal with predecessors.
22550 (build_constraint_graph): Removed.
22551 (build_pred_graph): New function.
22552 (build_succ_graph): Ditto.
22553 (struct scc_info): Removed in_component. Added roots, dfs, and
22554 node_mapping. Remove visited_index, unification_queue.
22555 (scc_visit): Deal with union-find we do now.
22556 Deal with cycles with REF nodes.
22557 (collapse_nodes): Renamed and rewritten to ...
22558 (unify_nodes): This.
22559 (process_unification_queue): Removed.
22560 (topo_visit): Cleanup
22561 (do_da_constraint): Use find.
22562 (do_sd_constraint): Ditto.
22563 (do_ds_constraint): Ditto.
22564 (do_complex_constraint): Ditto.
22565 (init_scc_info): Update for removed and added members.
22566 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22567 (find_indirect_cycles): This.
22568 (equivalence_class): New variable.
22569 (label_visit): New function.
22570 (perform_variable_substitution): Rewritten.
22571 (free_var_substitution_info): New function.
22572 (find_equivalent_node): Ditto.
22573 (move_complex_constraints): Ditto.
22574 (eliminate_indirect_cycles): Ditto.
22575 (solve_graph): Only propagate changed bits.
22576 Use indirect cycle elimination.
22578 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22579 (tree_id_eq): Renamed to ...
22580 (tree_vi_eq): This. Update for member change
22581 (insert_id_for_tree): Renamed and rewritten to ...
22582 (insert_vi_for_tree): This.
22583 (lookup_id_for_tree): Renamed and rewritten to ...
22584 (lookup_vi_for_tree): This.
22585 (get_id_for_tree): Renamed and rewritten to ...
22586 (get_vi_for_tree): Ditto.
22587 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22588 (process_constraint): Don't handle INCLUDES.
22589 Remove special ADDRESSOF case.
22590 (find_func_aliases): Rewrite to use vi functions instead of id
22592 (create_function_info_for): Ditto.
22593 (create_variable_info_for): Ditto.
22594 (intra_create_variable_infos): Ditto.
22595 (merge_smts_into): Ditto.
22596 (find_what_p_points_to): Ditto.
22597 (init_base_vars): Ditto.
22598 (init_alias_vars): Ditto.
22599 (remove_preds_and_fake_succs): New function.
22600 (dump_sa_points_to_info): Dump new stats.
22601 (dump_solution_for_var): Use find.
22602 (set_used_smts): Fix formatting.
22603 (compute_points_to_sets): Updated for new functions.
22604 (ipa_pta_execute): Ditto.
22606 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22607 Richard Sandiford <richard@codesourcery.com>
22609 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22611 * calls.c (expand_call): If the return value is a PARALLEL,
22612 extract its first member.
22613 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22614 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22615 use FUNCTION_EXTRA_EPILOGUE.
22616 (m68k_function_value): Return a PARALLEL if the return value
22617 is of a pointer type.
22618 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22619 (FUNCTION_EXTRA_EPILOGUE): Remove.
22620 * config/m68k/m68k.md (D0_REG): New constant.
22622 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22624 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22625 output a NOP for empty epilogues.
22627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22629 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22630 before function. Extend register save check to include all
22631 registers, not just integer ones.
22633 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22635 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22636 (m68k_use_return_insn): ...this.
22637 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22638 * config/m68k/m68k.c (use_return_insn): Rename to...
22639 (m68k_use_return_insn): ...this.
22640 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22641 of USE_RETURN_INSN.
22643 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22645 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22646 nearest even, fix denormal rounding overflow.
22648 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22650 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22651 f%$smove and f%$move.
22652 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22653 (extendsfdf2_cf): Use fdmove instead of f%&move.
22654 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22655 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22657 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22659 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22664 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22665 (coldfire_single_format): Declare.
22666 (coldfire_double_format): Likewise.
22667 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22668 of qnan_msb_set to determine the lower bits of a canonical
22670 (encode_ieee_double): Likewise.
22671 (encode_ieee_quad): Likewise.
22672 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22673 (mips_single_format): Likewise.
22674 (ieee_double_format): Likewise.
22675 (mips_double_format): Likewise.
22676 (ieee_extended_motorola_format): Likewise.
22677 (ieee_extended_intel_96_format): Likewise.
22678 (ieee_extended_intel_128_format): Likewise.
22679 (ieee_extended_intel_96_round_53_format): Likewise.
22680 (ibm_extended_format): Likewise.
22681 (mips_extended_format): Likewise.
22682 (ieee_quad_format): Likewise.
22683 (mips_quad_format): Likewise.
22684 (vax_f_format): Likewise.
22685 (vax_d_format): Likewise.
22686 (vax_g_format): Likewise.
22687 (i370_single_format): Likewise.
22688 (i370_double_format): Likewise.
22689 (decimal_single_format): Likewise.
22690 (decimal_double_format): Likewise.
22691 (decimal_quad_format): Likewise.
22692 (c4x_single_format): Likewise.
22693 (c4x_extended_format): Likewise.
22694 (real_internal_format): Likewise.
22695 (coldfire_single_format): New real_format.
22696 (coldfire_double_format): Likewise.
22697 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22698 canonical_nan_lsbs_set.
22699 (pdp11_d_format): Likewise.
22700 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22701 if TARGET_COLDFIRE_CPU.
22703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22705 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22706 (output_call, m68k_legitimize_call_address): Declare.
22707 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22708 parenthesees. Add support for a 'W' constraint.
22709 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22710 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22711 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22712 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22714 (override_options): Initialize them. Do not set flag_no_function_cse
22715 for TARGET_ID_SHARED_LIBRARY.
22716 (m68k_output_pic_call): Delete.
22717 (m68k_legitimize_call_address): New function.
22718 (print_operand): Remove the %o prefix. Handle the %p prefix.
22719 (output_call): New function.
22720 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22721 target address from the GOT if symbolic jumps are not allowed.
22722 * config/m68k/m68k.md (call, general_operand): Do not set
22723 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22724 Merge separate flag_pic and !flag_pic define_insns into...
22725 (*call, *call_value): ...these new patterns. Match the address
22726 rather than the containing MEM and require it to be a call_operand.
22727 Use output_call to generate the asm template.
22728 * config/m68k/predicates.md (const_call_operand): New predicate.
22729 (call_operand): Likewise.
22731 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22733 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22734 (STACK_GROWS_DOWNWARD): Define to 1.
22735 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22736 comments, emphasizing that these values are only defaults.
22737 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22738 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22742 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22744 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22745 Richard Sandiford <richard@codesourcery.com>
22747 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22748 (FP_REGNO_P): New macros.
22749 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22750 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22751 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22752 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22754 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22756 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22757 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22759 * config/m68k/t-floatlib: New file, extracting common code from...
22760 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22761 * config/m68k/t-uclinux: Here.
22762 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22763 routines on ColdFire targets.
22765 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22767 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22768 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22769 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22770 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22771 explicitly set MOTOROLA to 1.
22772 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22775 Nathan Sidwell <nathan@codesourcery.com>
22777 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22778 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22779 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22780 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22781 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22782 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22783 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22784 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22785 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22786 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22787 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22788 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22789 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22790 (DBX_REGISTER_NUMBER): Delete.
22791 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22792 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22793 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22795 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22797 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22798 * config/flat.h: New file.
22799 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22800 OBJECT_FORMAT_FLAT.
22801 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22802 indirect references for -msep-data or -mid-shared-library.
22803 Do not use PC-relative code addresses either.
22804 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22806 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22807 for shared libraries and crt1.o for executables. Use crti.o and
22809 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22810 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22811 Do not add -elf2flt or -shared-lib-id options here.
22812 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22813 Pass -shared-lib-id if -mid-shared-library, taking the library
22814 identifier from -mshared-library-id if given, otherwise
22816 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22817 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22818 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22819 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22820 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22821 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22823 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22824 jump sequence for ISA A and ISA A+.
22825 (PICJUMP): Likewise.
22827 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22829 * config.gcc (m68k-*-uclinux*): Base the port on the common
22830 and m68k GNU/Linux files rather than on the generic ELF ones.
22831 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22832 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22834 2007-01-18 Julian Brown <julian@codesourcery.com>
22835 Richard Sandiford <richard@codesourcery.com>
22837 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22838 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22839 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22841 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22842 80 unconditionally.
22843 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22847 * doc/install.texi: Document m68k-uclinuxoldabi.
22848 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22849 * config/m68k/uclinux-oldabi.h: New file, copied from
22850 config/m68k/uclinux.h.
22852 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22854 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22855 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22856 (m32r_compute_frame_size): Use unsigned for regno.
22857 (m32r_reload_lr): Use gen_frame_mem.
22859 (m32r_output_function_epilogue): Don't output the function epilogue
22861 (m32r_expand_epilogue): New.
22862 (direct_return): Return false if the function has the interrupt
22864 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22865 * config/m32r/m32r.md (epilogue): New expander.
22866 (return_lr, return_rte): New insns.
22867 (return): Make it expander.
22868 (return_normal): New expander.
22870 2007-01-18 Josh Conner <jconner@apple.com>
22873 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22874 support for UNLE, UNLT, UNGE, and UNGT.
22876 2007-01-18 Jan Hubicka <jh@suse.cz>
22878 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22879 * tree-tailcall (add_virtual_phis): Likewise.
22880 (optimize_tail_call): Return TODOs.
22881 (execute_tail_calls): Return TODOs.
22882 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22883 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22885 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22886 Cleanup cfg using TODO.
22887 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22888 * passes.c (execute_function_todo): When cleanup did something, remove
22890 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22891 (make_edges): Don't cleanup_cfg.
22893 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22895 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22896 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22897 operate on the top of stack.
22898 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22899 register handling of instructions that output to the second
22901 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22902 (move_for_stack_reg): Special-case check for dead destination
22903 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22905 * config/i386/i386.md (UNSPEC_TAN): New constant.
22906 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22907 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22908 to correctly model move of constant 1.0 to top stack slot.
22909 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22910 (unnamed peephole2 pattern): Remove corresponding peephole2
22911 pattern that optimizes tan insn and loading of constant 1.0.
22912 (tanxf2): Use fptanxf4_i387.
22913 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22914 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22915 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22916 disable patterns for SSE math.
22917 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22918 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22920 2007-01-18 Dirk Mueller <dmueller@suse.de>
22921 Richard Guenther <rguenther@suse.de>
22924 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22925 * common.opt (Warray-bounds): Add new warning option.
22926 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22928 * Makefile.in: make tree-vrp.o depend on toplev.h
22929 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22931 (check_array_refs, check_array_bounds, check_array_ref): New.
22933 2007-01-18 Jan Hubicka <jh@suse.cz>
22935 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22936 (execute_ssa_ccp): Return flags conditionally.
22937 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22939 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22941 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22943 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22944 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22946 * Makefile.c (GTFILES): Add cfglayout.h.
22947 * gengtype.c (open_base_files): Likewise.
22948 * cfglayout.c (cfg_layout_function_footer,
22949 cfg_layout_function_header) Reindent to make gengtype happy.
22950 * cfglayout.h (cfg_layout_function_footer,
22951 cfg_layout_function_header): Add GTY(()) marker.
22953 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22955 2007-01-18 Ben Elliston <bje@au.ibm.com>
22957 * genautomata.c (write_automata): Include xstrerror output in the
22958 error message if writing the DFA description file fails.
22960 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22962 * config/mips/mips-protos.h (mips_output_external): Make it
22964 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22965 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22966 (extern_list): Likewise.
22967 (extern_head): Likewise.
22968 (TARGET_ASM_FILE_END): Likewise.
22969 (mips_file_end): Likewise.
22970 (mips_output_external): Rewritten.
22972 2007-01-18 Ben Elliston <bje@au.ibm.com>
22974 * genpreds.c (write_insn_preds_c): Only write out the function
22975 body for regclass_for_constraint if we have register constraints.
22977 2007-01-17 Tom Tromey <tromey@redhat.com>
22979 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22980 * doc/install.texi (Testing): Use sourceware.org.
22981 (Binaries): Likewise.
22982 (Specific): Likewise.
22983 * doc/contrib.texi (Contributors): Use sourceware.org.
22985 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22987 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22988 (AVR_ENHANCED): Rename to ...
22989 (AVR_HAVE_MUL): ... new.
22990 (avr_enhanced_p): Rename to ...
22991 (avr_have_mul_p): ... new.
22992 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22993 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22994 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22995 (avr_have_mul_p): ... new.
22996 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22997 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22998 'avr_enhanced_p' and 'enhanced'.
22999 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23000 AVR_HAVE_MUL instead of AVR_ENHANCED.
23001 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23002 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23003 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23004 instead of AVR_ENHANCED.
23005 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23006 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23007 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23009 2007-01-17 Ian Lance Taylor <iant@google.com>
23011 * vec.h (VEC_reserve_exact): Define.
23012 (vec_gc_p_reserve_exact): Declare.
23013 (vec_gc_o_reserve_exact): Declare.
23014 (vec_heap_p_reserve_exact): Declare.
23015 (vec_heap_o_reserve_exact): Declare.
23016 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23018 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23019 negative parameter.
23020 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23021 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23022 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23023 * vec.c (calculate_allocation): Add exact parameter. Change all
23025 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23026 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23027 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23028 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23029 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23030 (vec_heap_p_reserve_exact): New function.
23031 (vec_heap_o_reserve_exact): New function.
23033 2007-01-17 Jan Hubicka <jh@suse.cz>
23035 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23037 2007-01-17 Eric Christopher <echristo@apple.com>
23039 * config.gcc: Support core2 processor.
23041 2007-01-16 Jan Hubicka <jh@suse.cz>
23043 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23044 the names, just unlink the chain so we don't crash on dangling
23048 2007-01-16 Jan Hubicka <jh@suse.cz>
23050 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23051 * tree-pass.h: Reorder to make IPA passes appear toegher.
23052 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23054 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23055 parameters, do not call early inliner.
23056 * ipa-inline.c: Update comments. Include tree-flow.h
23057 (cgraph_decide_inlining): Do not compute inlining parameters.
23058 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23059 be called with function context set up.
23060 (pass_ipa_inline): Remove unreachable functions before pass.
23061 (cgraph_early_inlining): Simplify assuming to be called from the
23063 (pass_early_inline): New pass.
23064 (cgraph_gate_ipa_early_inlining): New gate.
23065 (pass_ipa_early_inline): Turn into simple wrapper.
23066 (compute_inline_parameters): New function.
23067 (gate_inline_passes): New gate.
23068 (pass_inline_parameters): New pass.
23069 (apply_inline): Move here from tree-optimize.c
23070 (pass_apply_inline): New pass.
23071 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23073 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23074 doing them by hand.
23075 (tree_function_versioning): Do not allocate dummy struct function.
23076 * tree-inline.h (optimize_inline_calls): Update prototype.
23077 * tree-optimize.c (execute_fixup_cfg): Export.
23078 (pass_fixup_cfg): Remove
23079 (tree_rest_of_compilation): Do not apply inlines.
23080 * tree-flow.h (execute_fixup_cfg): Declare.
23081 * Makefile.in (gt-passes.c): New.
23082 * passes.c: Include gt-passes.h
23083 (init_optimization_passes): New passes.
23084 (nnodes, order): New static vars.
23085 (do_per_function_toporder): New function.
23086 (execute_one_pass): Dump current pass here.
23087 (execute_ipa_pass_list): Don't dump current pass here.
23089 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23091 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23092 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23094 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23096 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23097 (strong_alias): Define.
23098 (__gcc_qmul): Provide non-FMA for soft-float.
23099 (__gcc_qdiv): Same.
23104 (__gcc_qunord): New.
23114 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23115 soft-float functions.
23116 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23117 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23118 about long double soft float.
23120 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23121 Tehila Meyzels <tehila@il.ibm.com>
23123 * tree-vectorizer.h (is_pattern_stmt_p): New.
23124 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23125 formatting (tabs instead of spaces). Cleanup and clarify setting
23126 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23127 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23128 (vectorizable_type_demotion): Check that types are integral.
23129 (vectorizable_type_promotion): Likewise.
23130 (vectorizable_store): Fix typo. Eliminate new-line at end of
23133 2007-01-16 Jan Hubicka <jh@suse.cz>
23135 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23138 2007-01-15 Eric Christopher <echristo@apple.com>
23140 * ifcvt.c: Include vec.h, vecprim.h.
23141 (check_cond_move_block): New argument regs.
23142 Reorganize. Add registers used to regs.
23143 (cond_move_process_if_block): Use regs set above as
23146 2007-01-15 Eric Christopher <echristo@apple.com>
23148 * config/darwin.h: Update copyright.
23149 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23150 (LINK_COMMAND_SPEC): Add -u.
23151 (LINK_SPEC): Fix umbrella for above.
23153 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23155 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23158 2007-01-15 Tom Tromey <tromey@redhat.com>
23160 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23161 * doc/install.texi (Testing): Don't mention jacks.
23162 (Configuration): Document --enable-java-maintainer-mode. Move
23163 --with-java-home to libgcj-specific section. Document
23165 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23167 2007-01-15 Jan Hubicka <jh@suse.cz>
23169 * tree-ssa-dce.c (DCE_TODOs): New.
23170 (propagate_necessity): Return if something changed.
23171 (eliminate_unnecessary_stmts): Likewise.
23172 (perform_tree_ssa_dce): Return TODO flags when needed.
23173 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23175 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23177 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23178 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23179 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23180 patterns using X87MODEF12 mode macro. Extend operand 1
23181 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23182 (log10<mode>2): Ditto.
23183 (log2<mode>2): Ditto.
23184 (log1p<mode>2): Ditto.
23185 (logb<mode>2): Ditto.
23186 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23187 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23188 (*fxtractxf3_i387): Rename from *fxtractxf3.
23189 (fxtract_extend<mode>xf3_i387): New insn pattern.
23190 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23191 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23192 and gen_fyl2xxf3_i387().
23194 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23196 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23197 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23198 get_loop_exit_edges. Changed return type to bool.
23199 * cfgloop.h (fix_loop_placement): Declaration removed.
23201 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23203 * param.h (MIN_VECT_LOOP_BOUND): New.
23204 * params.def (MIN_VECT_LOOP_BOUND): New.
23205 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23206 argument - minimum threshold for number of iterations.
23207 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23208 argument to declaration.
23209 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23210 MIN_VECT_LOOP_BOUND.
23211 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23212 slpeel_tree_peel_loop_to_edge with additional argument.
23213 (vect_do_peeling_for_alignment): Likewise.
23214 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23216 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23219 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23220 operands of size 1.
23222 2007-01-14 Jan Hubicka <jh@suse.cz>
23224 * tree-dfa.c (remove_referenced_var): New function.
23225 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23226 prune referenced vars list too.
23227 * tree-flow.h (remove_referenced_var): Declare.
23229 2007-01-14 Jan Hubicka <jh@suse.cz>
23231 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23233 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23234 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23235 * except.h (verify_eh_throw_table_statements): Kill prototype.
23236 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23237 into call exrepssions.
23238 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23240 * tree-cfg.c: Include pointer-set.h.
23241 (verify_node_sharing): Work on pointer set.
23242 (verify_eh_throw_stmt_node): New.
23243 (verify_stmts): Use pointers sets, verify throw_stmt.
23245 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23247 * ipa-reference.c (analyze_function): Consider also addresses taken
23250 2007-01-12 Roger Sayle <roger@eyesopen.com>
23252 * c-typeck.c (null_pointer_constant_p): Replace use of
23253 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23254 (build_c_cast): Likewise.
23256 2007-01-12 Roger Sayle <roger@eyesopen.com>
23258 * tree.h (force_fit_type_double): Remove unused final argument.
23259 * c-common.c (constant_expression_warning): Replace use of
23260 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23261 (convert_and_check): Likewise.
23262 (shorten_compare): Update call to force_fit_type_double.
23263 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23264 * convert.c (convert_to_pointer): Update call to
23265 force_fit_type_double.
23266 * fold-const.c (force_fit_type_double): Remove overflowed_const
23268 (int_const_binop, fold_convert_const_int_from_int,
23269 fold_convert_const_int_from_real, fold_div_compare,
23270 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23271 fold_abs_const, fold_not_const): Remove the final argument from
23272 calls to force_fit_type_double.
23274 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23276 * configure.ac: Set insn to "nop" for spu-*-* also.
23277 * configure: Regenerate.
23279 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23281 * builtins.def : Add BUILT_IN_FREE.
23283 2007-01-12 Jan Hubicka <jh@suse.cz>
23285 PR tree-optimization/30443
23286 * tree-inline.c (tree_function_versioning): Do not optimize when
23287 cloning for inlining.
23289 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23291 * doc/loop.texi: Document recording of loop exits.
23292 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23293 (update_single_exits_after_duplication,
23294 update_single_exit_for_duplicated_loop,
23295 update_single_exit_for_duplicated_loops): Removed.
23296 (duplicate_loop_to_header_edge): Do not call
23297 update_single_exits_after_duplication and
23298 update_single_exit_for_duplicated_loops.
23299 (loop_version): Do not update single_exit information.
23300 (fix_loop_structure): Use record_loop_exits instead of
23301 mark_single_exit_loops.
23302 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23303 the lists of loop exits.
23304 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23305 split_edge, merge_blocks): Update the lists of loop exits.
23306 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23307 loop_optimizer_init.
23308 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23309 of mark_single_exit_loops.
23310 (loop_optimizer_finalize): Call release_recorded_exits.
23311 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23312 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23313 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23314 update single exit information.
23315 * lambda-code.c (perfect_nestify): Ditto.
23316 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23317 (mark_single_exit_loops): Removed.
23318 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23319 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23320 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23322 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23323 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23324 (verify_loop_structure): Verify consistency of the exit lists.
23325 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23326 (set_single_exit): Removed.
23327 * cfgloop.h (struct loop_exit): New function.
23328 (struct loop): single_exit_ field replaced by exits field.
23329 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23330 LOOPS_HAVE_RECORDED_EXITS.
23331 (struct loops): Added exits hash.
23332 (mark_single_exit_loops, set_single_exit): Declaration removed.
23333 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23335 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23337 * doc/invoke.texi: Avoid use of @headitem.
23339 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23341 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23343 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23345 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23348 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23349 Richard Sandiford <richard@codesourcery.com>
23351 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23352 * config/m68k/m68k.opt: Resort options.
23353 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23355 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23356 Richard Sandiford <richard@codesourcery.com>
23358 * doc/invoke.texi: Document the macros that are defined by
23359 m68k's -mtune and -mhard-float options.
23360 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23361 (m68k_cpp_cpu_family): Likewise.
23362 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23363 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23364 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23365 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23366 (m68k_cpp_cpu_family): Likewise.
23368 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23370 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23371 macros besides mc68000 as tuning macros. Use a switch statement
23372 to set them and mcpu32.
23374 2007-01-12 Julian Brown <julian@codesourcery.com>
23376 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23377 (TARGET_68040_ONLY): Rename to...
23378 (TARGET_68040): ...this.
23379 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23380 * config/m68k/m68k.md: Likewise.
23382 2007-01-12 Julian Brown <julian@codesourcery.com>
23383 Nathan Sidwell <nathan@codesourcery.com>
23384 Richard Sandiford <richard@codesourcery.com>
23386 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23387 the -mcpu= argument associated with the --with-cpu setting.
23388 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23389 if different from the one implied by the -mcpu setting.
23390 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23391 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23392 * doc/invoke.texi: Mention ColdFire in the introduction to the
23393 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23394 -mno-div and -mhard-float options. Make -m68881 a synonym for
23395 -mhard-float. Document the previously-undocumented -m5206e,
23396 -m528x, -m5307 and -m5407 options. Tweak the existing option
23397 documentation for consistency.
23398 * doc/install.texi: Mention new --with-cpu arguments.
23399 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23400 default CPU if neither -mcpu nor -march are specified.
23401 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23402 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23403 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23404 using m68k_tune to decide between families that implement the
23405 same ISA. Use m68k_tune to set __mcfv4e__.
23406 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23407 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23408 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23409 (FL_ISA_C, FL_ISA_MMU): New macros.
23410 (MASK_COLDFIRE): Delete.
23411 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23412 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23413 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23414 (TARGET_HARD_FLOAT): Do not define here.
23415 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23416 (TUNE_68000): New macro.
23417 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23418 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23419 (TUNE_CFV2): Redefine in terms of m68k_tune.
23420 (uarch_type, target_device, fpu_type): New enums.
23421 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23422 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23423 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23424 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23425 (FL_FOR_isa_c): New macros.
23426 (m68k_isa): New enum.
23427 (m68k_target_selection): New structure.
23428 (all_devices, all_isas, all_microarchs): New tables.
23429 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23430 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23431 (MASK_ALL_CPU_BITS): Delete.
23432 (m68k_find_selection): New function.
23433 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23434 Map the legacy target options to a combination of the new ones.
23435 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23436 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23437 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23439 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23440 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23442 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23443 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23444 * config/m68k/m68k-devices.def: New file.
23446 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23447 Nathan Sidwell <nathan@codesourcery.com>
23449 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23450 (SUBTARGET_EXTRA_SPECS): New macros.
23451 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23452 use %(asm_cpu_spec) instead.
23453 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23454 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23455 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23456 (EXTRA_SPECS): Rename to...
23457 (SUBTARGET_EXTRA_SPECS): ...this.
23459 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23460 Richard Sandiford <richard@codesourcery.com>
23461 Julian Brown <julian@codesourcery.com>
23463 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23464 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23465 to the configuration's default CPU.
23466 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23467 Remove default masks.
23468 (m680[012]0-*-*): Set the default with_cpu to the first part of
23470 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23471 (m68k*-*-linux): Extend the --with-cpu handling to...
23472 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23473 and m68010. Don't set target_cpu_default2.
23474 * doc/install.texi: Document --with-cpu for m68k.
23475 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23476 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23477 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23478 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23479 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23480 (ASM_SPEC): Remove use of %(asm_cpu_default).
23481 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23482 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23483 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23484 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23485 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23486 (TARGET_DEFAULT): Delete.
23487 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23488 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23489 (CPP_CPU_SPEC): Delete.
23490 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23491 the appropriate string.
23492 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23493 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23494 (ASM_SPEC): Don't use %(asm_default_spec).
23495 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23496 TARGET_DEFAULT and add MASK_68881.
23497 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23499 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23501 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23502 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23503 MASK_68010 alongside MASK_68020.
23504 * doc/invoke.texi: Document -m68010.
23505 * config/m68k/m68k.opt (m68010): New.
23506 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23508 (TUNE_68010): New macro.
23509 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23510 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23511 (M68K_CPU_m68332): Add MASK_68010.
23512 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23513 fallback definition.
23514 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23516 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23517 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23518 to all entries that use MASK_68020.
23519 (output_move_simode_const, output_move_himode, output_move_qimode)
23520 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23521 instead of TARGET_68020 to select clr behavior. Remove comment
23522 about there being no TARGET_68010.
23523 * config/m68k/m68k.md: Likewise throughout.
23525 2007-01-12 Julian Brown <julian@codesourcery.com>
23527 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23528 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23529 * config/m68k/m68k.md: Likewise.
23531 2007-01-12 Julian Brown <julian@codesourcery.com>
23533 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23534 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23536 2007-01-12 Julian Brown <julian@codesourcery.com>
23538 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23539 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23540 * config/m68k/m68k.md: Likewise.
23542 2007-01-12 Julian Brown <julian@codesourcery.com>
23543 Richard Sandiford <richard@codesourcery.com>
23545 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23546 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23547 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23549 (TARGET_CPU32): Rename to...
23550 (TUNE_CPU32): ...this.
23551 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23552 (TUNE_CFV2): New macros.
23553 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23554 remove conditions that are implied by TARGET_68020.
23555 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23556 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23557 (m68k_output_function_epilogue): Likewise.
23558 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23559 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23560 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23561 non-68000 timings. Refactor multiplication and division costs.
23562 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23563 TUNE_CPU32 instead of TARGET_CPU32.
23564 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23565 and TUNE_68060 instead of TARGET_68060.
23566 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23567 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23569 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23570 && !TARGET_COLDFIRE" to choose between moveq and clr.
23571 Likewise in the unnamed movsf pattern.
23572 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23573 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23576 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23579 of tabbing before backslashes.
23581 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23583 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23584 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23585 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23587 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23589 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23590 find_interesting_uses_cond.
23591 (find_interesting_uses_cond): Use extract_cond_operands.
23592 (rewrite_use_compare): Use extract_cond_operands and
23593 force_gimple_operand_bsi. Do not call update_stmt.
23594 (determine_use_iv_cost_condition): Use extract_cond_operands.
23595 Return cheaper of using original bound and changing the exit bound.
23597 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23599 PR tree-optimization/29516
23600 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23601 most_expensive_mult_to_index, addr_to_parts,
23602 create_mem_ref, maybe_fold_tmr): Make the type of
23603 fields of TARGET_MEM_REF sizetype.
23604 (move_fixed_address_to_symbol, move_pointer_to_base):
23606 * tree.def (TARGET_MEM_REF): Add comment on types of
23609 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23611 * c-common.c (vector_types_convertible_p): Treat opaque types as
23612 always convertible if they have the same size, but not otherwise.
23614 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23616 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23617 Remove the b_unconditional field.
23618 (noce_try_sign_mask): Do not look at b_unconditional.
23619 (noce_process_if_block): Do not use merge_if_blocks. Update
23620 the CFG here. Do not set b_unconditional.
23621 (cond_move_process_if_block): Likewise.
23622 (find_cond_trap): Likewise.
23623 (check_cond_move_block): Require simple jump insns at the end
23624 of the basic block.
23626 2007-01-11 Jan Hubicka <jh@suse.cz>
23628 PR tree-optimization/1046
23629 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23630 when alias info is not ready.
23631 (pass_tail_recursion): Do not require aliasing.
23632 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23633 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23634 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23635 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23636 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23637 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23638 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23640 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23641 When aliasing is not build, mark statement as volatile.
23643 2007-01-11 Tom Tromey <tromey@redhat.com>
23645 PR preprocessor/15185, PR preprocessor/20989:
23646 * doc/cppopts.texi <-MT>: Update description of algorithm for
23647 computing default target.
23648 <-M, -MD>: Reword "basename" text.
23650 2007-01-11 Roger Sayle <roger@eyesopen.com>
23652 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23653 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23654 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23655 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23656 fold_builtin_bswap, real_constp, fold_builtin_pow,
23657 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23658 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23659 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23660 * convert.c (convert_to_pointer): Likewise.
23661 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23662 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23663 const_binop, fold_convert_const_int_from_int,
23664 fold_convert_const_int_from_real,
23665 fold_convert_const_real_from_real, sign_bit_p,
23666 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23667 fold_sign_changed_comparison, fold_unary, fold_comparison,
23668 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23669 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23670 * print-tree.c (print_node_brief, print_node): Likewise.
23671 * stor-layout.c (place_field, layout_type): Likewise.
23672 * tree-chrec.c (keep_cast): Likewise.
23673 * tree.c (build_vector, build_real, build_real_from_int_cst,
23674 build_complex): Likewise.
23676 2007-01-11 Roger Sayle <roger@eyesopen.com>
23678 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23679 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23681 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23683 * configure.ac (strict1_warn): Rename to strict_warn.
23684 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23685 cc_set_by_configure, quoted_cc_set_by_configure,
23686 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23687 all_boot_languages, all_stagestuff): Remove.
23688 (target_list): Remove bootstrap targets.
23689 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23690 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23691 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23692 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23693 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23694 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23695 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23696 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23697 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23698 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23699 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23700 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23701 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23702 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23703 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23704 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23705 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23706 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23707 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23708 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23709 (mostlyclean): Adjust.
23710 (clean, distclean): Don't mention bootstrap stuff.
23711 * configure: Regenerate.
23712 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23713 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23714 treelang/config-lang.in (stagestuff): Remove.
23715 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23716 stageprofile, stagefeedback, stagestuff): Remove mention.
23718 2007-01-11 Nick Clifton <nickc@redhat.com>
23720 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23722 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23723 (mcore_arith_K_S_operand): Run the test for the S constraint not
23724 the test for the M constraint.
23725 (mcore_addsub_operand): Do not accept integer values that are
23726 larger than 32 bits.
23727 * config/mcore/mcore.md: Remove unused constraints from split.
23728 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23729 (addsi3): Likewise.
23730 (allocate_stack): Likewise.
23731 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23732 operands to 32 bits.
23733 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23735 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23736 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23737 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23738 mcore_output_bclri, mcore_output_andn, output_inline_const,
23739 mcore_output_move, mcore_output_movedouble): Likewise.
23740 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23741 (output_inline_const): Likewise.
23742 (output_inline_const): Fix format strings used in sprintf
23744 * config/mcore/mcore-protos.h: Update prototypes for changed
23745 functions in mcore.c.
23746 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23747 HOST_WIDE_INT and not int.
23748 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23749 CONST_OK_FOR_N): Likewise.
23750 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23751 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23754 2007-01-10 Jan Hubicka <jh@suse.cz>
23756 * tree-vrp.c (remove_range_assertions): Release defs.
23757 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23758 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23760 2007-01-10 Paul Brook <paul@codesourcery.com>
23762 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23763 * config/arm/arm.md (mulsi3subsi): New insn.
23765 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23767 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23768 (tree_transform_and_unroll_loop): New.
23769 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23772 2007-01-10 Robert Kennedy <jimbob@google.com>
23774 * fold-const.c (fold_comparison): Fold comparisons like (x *
23775 1000 < 0) to (x < 0).
23777 2007-01-10 Ian Lance Taylor <iant@google.com>
23779 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23780 operands have the same priority.
23782 2007-01-10 Tom Tromey <tromey@redhat.com>
23784 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23785 (fold_binary): Likewise.
23786 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23787 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23788 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23789 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23790 * langhooks.h (struct lang_hooks): Removed field
23791 'can_use_bit_fields_p'.
23793 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23795 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23797 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23799 * function.c (get_last_funcdef_no): New function.
23800 * function.h (get_last_funcdef_no): Declare.
23801 * tree-inline.c (initialize_cfun): Add initialization.
23802 (tree_function_versioning): Cleanup.
23804 2007-01-10 Jan Hubicka <jh@suse.cz>
23806 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23809 2007-01-10 Sa Liu <saliu@de.ibm.com>
23810 Ben Elliston <bje@au.ibm.com>
23812 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23813 for SAVE_NONLOCAL and Pmode for any other save level.
23814 * spu-protos.h (spu_restore_stack_block): Declare.
23815 * spu.md (save_stack_block): Remove.
23816 (restore_stack_block): Call spu_restore_stack_block.
23817 * spu.c (spu_restore_stack_block): New function.
23818 (spu_expand_epilogue): Remove old comment.
23820 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23822 PR tree-optimization/30322
23823 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23824 (cand_value_at): Return the value as aff_tree.
23825 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23826 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23827 aff_combination_mult): New functions.
23828 (aff_combination_add): Use aff_combination_add_cst.
23829 (aff_combination_convert): Allow conversions to a wider type.
23830 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23831 * tree-affine.h (aff_combination_mult): Declare.
23833 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23835 * doc/tm.texi: Update documentation to reflect reality of exec
23836 and start file search behaviours. Update copyright year.
23837 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23838 header file directories.
23840 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23842 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23843 (*cosxf2): Rename to cosxf2_i387.
23844 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23845 using X87MODEF12 mode macro. Rename patterns to
23846 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23848 (*cosdf2, *cossf2): Ditto.
23849 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23850 to match extended input operands.
23851 (sincos<mode>3): New expander.
23852 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23853 insn patterns and corresponding splitters.
23855 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23857 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23858 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23860 2007-01-09 Nicolas Pitre <nico@cam.org>
23863 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23865 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23867 * target.h (struct gcc_target): New field library_rtti_comdat.
23868 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23869 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23870 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23871 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23873 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23875 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23877 2007-01-08 Richard Guenther <rguenther@suse.de>
23879 * tree.h (force_fit_type_double): Export.
23880 (force_fit_type): Remove.
23881 * fold-const.c (force_fit_type_double): New function.
23882 (force_fit_type): Remove.
23883 (int_const_binop): Use it.
23884 (fold_convert_const_int_from_int): Likewise.
23885 (fold_convert_const_int_from_real): Likewise.
23886 (fold_div_compare): Likewise.
23887 (fold_sign_changed_comparison): Likewise.
23888 (fold_unary): Likewise.
23889 (fold_negate_const): Likewise.
23890 (fold_abs_const): Likewise.
23891 (fold_not_const): Likewise.
23892 * c-common.c (shorten_compare): Use force_fit_type_double.
23893 * convert.c (convert_to_pointer): Likewise.
23895 2007-01-08 Richard Guenther <rguenther@suse.de>
23897 * tree.h (build_int_cst_wide_type): Export.
23898 * tree.c (build_int_cst_wide_type): New function.
23899 (build_int_cst_wide): Fix comment.
23900 * builtins.c (fold_builtin_object_size): Use build_int_cst
23901 to build -1 or 0 of the correct type. Use fit_double_type
23902 to check for overflow.
23903 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23905 (decode_field_reference): Likewise.
23906 (all_ones_mask_p): Likewise.
23907 (native_interpret_int): Use build_int_cst_wide_type.
23908 (fold_binary): Use build_int_cst_type to build an all-ones
23910 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23912 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23914 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23916 2007-01-09 Ben Elliston <bje@au.ibm.com>
23918 * genautomata.c (STATS_OPTION): New option.
23919 (stats_flag): New flag.
23920 (gen_automata_option): Handle it.
23921 (initiate_automaton_gen): Ditto.
23922 (write_automata): Output statistics only if stats_flag is
23923 set. Likewise, output time statistics only if time_flag is set.
23924 * doc/md.texi (Processor pipeline description): Document new flag.
23926 2007-01-08 Richard Guenther <rguenther@suse.de>
23928 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23929 * tree.c (build_int_cst_type): Likewise.
23930 (size_in_bytes): Don't call force_fit_type on the result.
23931 (int_fits_type_p): Use fit_double_type.
23932 * fold-const.c (fit_double_type): New function.
23933 (force_fit_type): Use it.
23934 * tree.h (fit_double_type): Export.
23936 2007-01-08 Jan Hubicka <jh@suse.cz>
23938 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23939 * ipa.c (function_and_variable_visibility): Fix return type.
23941 2007-01-08 Richard Guenther <rguenther@suse.de>
23943 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23944 of offset to build the index.
23945 * tree-pretty-print.c (dump_generic_node): Don't build negated
23946 const just for printing.
23947 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23948 * builtins.c (fold_builtin_int_roundingfn): Check if result
23949 fits the type by using force_fit_type and comparing the result.
23950 * predict.c (predict_loops): Use compare_tree_int for comparison.
23951 * tree.c (build_int_cst): Fall back to integer_type_node for
23953 (build_int_cst_wide): Assert type is non-null.
23955 2007-01-08 Roberto Costa <roberto.costa@st.com>
23957 * tree-vrp.c (extract_range_from_cond_expr): New.
23958 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23959 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23961 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23962 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23963 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23964 used as expressions.
23965 * tree-object-size.c (cond_expr_object_size): New.
23966 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23968 2007-01-08 Jan Hubicka <jh@suse.cz>
23970 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23971 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23974 2007-01-08 Richard Guenther <rguenther@suse.de>
23976 PR tree-optimization/23603
23977 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23978 (extract_range_from_binary): Fall back to truthvalue instead of
23979 varying for TRUTH_*_EXPR.
23980 (extract_range_from_comparison): Fall back to truthvalue instead of
23982 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23983 if all visited PHI values were constant.
23985 2007-01-08 Jan Hubicka <jh@suse.cz>
23987 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23988 (cgraph_analyze_function): break out from ...
23989 (cgraph_finalize_compilation_unit): ... here.
23990 (cgraph_expand_function): Remove forgoten commented out line.
23991 (cgraph_optimize): Analyze functions.
23993 2007-01-08 Jan Hubicka <jh@suse.cz>
23995 * tree-pas.h (TODO_remove_function): New flag.
23996 (TODO_update*): Renumber.
23997 (pass_ipa_increase_alignment,
23998 pass_ipa_function_and_variable_visibility): New passes.
23999 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24000 (cgraph_function_and_variable_visibility): Move to ipa.c
24001 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24002 cgraph_increase_alignment.
24003 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24004 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24005 calling tree-inline.
24006 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24007 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24008 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24009 (gate_increase_alignment): New function.
24010 (pass_ipa_increase_alignment): New pass.
24011 * ipa.c: Inline tree-pass.h and timevar.h
24012 (function_and_variable_visibility): Move here from cgraphunit.c
24013 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24014 * passes.c (init_optimization_passes): Add the two new passes.
24015 (execute_todo): Handle cgraph_remove_functions.
24017 2007-01-08 Nick Clifton <nickc@redhat.com>
24019 * config/frv/predicates.md (reg_or_0_operand): Accept
24022 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24024 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24025 * config.gcc: Add bfin*-rtems*.
24027 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24029 * c.opt: Add -flax-vector-conversions.
24030 * c-typeck.c (convert_for_assignment): Pass flag to
24031 vector_types_convertible_p to allow emission of note.
24032 (digest_init): Likewise.
24033 * c-opts.c: Handle -flax-vector-conversions.
24034 * c-common.c (flag_lax_vector_conversions): New.
24035 (vector_types_convertible_p): Unless -flax-vector conversions
24036 has been passed, disallow conversions between vectors with
24037 differing numbers of subparts and/or element types. If such
24038 a conversion is disallowed, possibly emit a note on the first
24039 occasion only to inform the user of -flax-vector-conversions.
24040 The new last argument specifies this.
24041 * c-common.h (flag_lax_vector_conversions): New.
24042 (vector_types_convertible_p): Add extra argument.
24043 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24044 char_type_node for V*QI type vectors.
24045 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24046 Update to satisfy new typechecking rules.
24047 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24048 C and C++ variants.
24049 * doc/invoke.texi (C Dialect Options): Document
24050 -flax-vector-conversions.
24052 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24054 PR tree-optimization/29877
24055 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24056 a register variable on the RHS to not be replaceable.
24058 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24059 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24060 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24061 const_simm15, const_pow2, const_npow2): Added.
24062 * config/score/misc.md (insv, extv, extzv, movmemsi,
24063 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24064 * config/score/score.c (score_address_cost, score_select_cc_mode):
24066 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24067 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24068 Update score_print_operand.
24069 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24070 Adjust register allocate order and update some macro define.
24071 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24072 mdx_block_move_straight, mdx_block_move_loop_head,
24073 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24074 mdx_block_move_loop, mdx_block_move): Added.
24075 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24076 mdp_limm): Updated and fix some bug and typo.
24077 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24078 (movsf, movdf, doloop_end): Added.
24080 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24082 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24083 config/arm/thumb2.md: Fix comment typos.
24084 * doc/extend.texi: Fix a typo.
24086 2007-01-07 Eric Christopher <echristo@apple.com>
24088 * configure.ac: Check for __stack_chk_fail for darwin.
24089 * configure: Regenerate.
24091 2007-01-07 Richard Guenther <rguenther@suse.de>
24093 * tree-vrp.c (extract_range_from_assert): CSE calls to
24094 compare_values where possible.
24095 (extract_range_from_unary_expr): Likewise.
24097 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24099 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24100 * config/avr/avr.c (call_insn_operand): Delete function.
24101 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24102 instead of register number. Use predicates.
24103 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24104 call_insn_operand): Add.
24106 2007-01-06 Jan Hubicka <jh@suse.cz>
24108 * tree-pass.h (pass_build_cgraph_edges): Declare.
24109 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24110 (visited_nodes): Remove.
24111 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24112 build_cgrpah_edges; make visited_nodes local.
24113 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24114 (record_references_in_initializer): Move to cgraphbuild.c
24115 (initialize_inline_failed, rebuild_cgraph_edges,
24116 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24117 (verify_cgraph_node): Make visited_nodes local.
24118 (cgraph_analyze_function): Do not call cgraph_create_edges and
24119 initialize_inline_failed.
24120 (cgraph_expand_function): Do not call cgraph_lower_function;
24121 assert that function is already lowered.
24122 * Makefile.in (cgraphbuild.o): New.
24123 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24124 at the end of lowering passes.
24126 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24128 * ifcvt.c (cond_move_convert_if_block): New function, code
24129 factored out from...
24130 (cond_move_process_if_block): ...here. Call the new function
24131 on the THEN and ELSE blocks.
24132 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24133 already takes care of this.
24135 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24138 * tree.h (TREE_OVERFLOW_P): New.
24139 * c-typeck.c (parser_build_unary_op): Warn only if result
24140 overflowed and operands did not.
24141 (parser_build_binary_op): Likewise.
24142 (convert_for_assignment): Remove redundant overflow_warning.
24143 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24145 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24147 * c-typeck.c (store_init_value): Split over two lines to follow
24148 the GNU coding style.
24150 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24152 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24153 __GXX_EXPERIMENTAL_CXX0X__.
24154 * doc/cpp.texi: Same.
24156 2007-01-05 Richard Guenther <rguenther@suse.de>
24158 PR middle-end/27826
24159 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24160 with mismatched types. Instead explicitly build a
24161 conversion NOP_EXPR.
24163 2007-01-05 Ian Lance Taylor <iant@google.com>
24165 * c-common.c (decl_with_nonnull_addr_p): New function.
24166 (c_common_truthvalue_conversion): Call it.
24167 * c-typeck.c (build_binary_op): Likewise.
24168 * c-common.h (decl_with_nonnull_addr_p): Declare.
24170 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24173 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24176 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24178 * doc/install.texi (Final install): Document the fact that
24179 the GNAT runtime should not be stripped.
24181 2007-01-04 Jan Hubicka <jh@suse.cz>
24183 * tree-inline.c (fold_marked_statements): Update operand caches
24184 and EH after folding
24186 2007-01-04 Ian Lance Taylor <iant@google.com>
24188 * c-common.c (check_function_nonnull): Whitespace fix.
24190 2007-01-04 Jan Hubicka <jh@suse.cz>
24192 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24193 comitted older version of patch.
24194 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24195 function, celanup cfg and collect garbage.
24197 2007-01-04 Mike Stump <mrs@apple.com>
24199 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24202 2007-01-04 Eric Christopher <echristo@apple.com>
24204 * libgcc2.c (__bswapsi2): Use SItype.
24205 (__bswapdi2): Use DItype.
24206 * libgcc2.h: Update for above.
24208 2007-01-04 Paul Brook <paul@codesourcery.com>
24210 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24211 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24212 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24213 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24214 umulsi3_highpart): Make conditional on !arm_arch6.
24215 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24216 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24217 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24218 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24219 umulsi3_highpart_v6): New insns.
24221 2007-01-04 Roger Sayle <roger@eyesopen.com>
24223 * fold-const.c (fold_convert): When casting an expression to void,
24224 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24225 have a type. Instead of attempting to build a NOP_EXPR, return
24226 these "special" trees directly.
24228 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24230 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24231 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24232 rs6000_cost->fp not 0 as adjustment for outer NEG.
24234 2007-01-04 Jan Hubicka <jh@suse.cz>
24236 * cgraph.c (cgraph_release_function_body): New function.
24237 (cgraph_remove_node): Use it.
24238 * cgraph.h (cgraph_release_function_body): Declare.
24239 * cgraphunit.c (cgraph_expand_function): Use it.
24240 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24241 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24242 is initialized and while compilation of other function is running.
24243 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24244 statement CFG annotations from here to ...
24245 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24247 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24249 * cfgloop.h (enum li_flags): Make the constants powers of two.
24251 2007-01-04 Jan Hubicka <jh@suse.cz>
24253 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24255 (fold_marked_statements): New function.
24256 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24257 * tree-inline.h (copy_body_data): Add statements_to_fold.
24259 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24261 * config.gcc: Mention libgcc/config.host.
24262 * Makefile.in: Update comments mentioning libgcc.
24263 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24264 (all.cross, start.encap, rest.encap, rest.cross): Update
24265 dependencies for libgcc move.
24266 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24267 (clean-target, clean-target-libgcc): Delete.
24268 (srcdirify, GCC_EXTRA_PARTS): New macros.
24269 (libgcc-support, libgcc.mvars): New rules.
24270 (distclean): Remove mention of mklibgcc.
24271 (install): Don't reference INSTALL_LIBGCC.
24272 (install-common): Don't reference EXTRA_PARTS.
24273 (install-libgcc, install-multilib): Delete rules.
24274 * mklibgcc.in: Delete file.
24275 * doc/configfiles.texi: Don't mention mklibgcc.
24277 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24278 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24279 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24280 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24281 (mklibgcc, ldblspecs): Likewise.
24283 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24284 (posixpre.def): Use $(T).
24285 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24286 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24287 (SHLIB_LINK): Make dummy.
24288 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24290 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24292 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24293 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24294 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24295 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24297 * configure.ac (all_outputs): Remove mklibgcc.
24298 * configure: Regenerated.
24300 2007-01-03 Josh Conner <jconner@apple.com>
24302 PR middle-end/29683
24303 * calls.c (compute_argument_addresses): Set stack and stack_slot
24304 for partial args, too.
24305 (store_one_arg): Use locate.size.constant for the size when
24306 generating a save_area.
24308 2007-01-03 Robert Kennedy <jimbob@google.com>
24310 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24311 whose definitions are deleted due to basic block merging.
24313 2007-01-03 Paul Brook <paul@codesourcery.com>
24316 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24318 (use_return_insn): Return 0 for Thumb interrupt functions.
24319 (print_multi_reg): Add rfe argument for IRQ returns.
24320 (arm_output_epilogue): Pop interrupt return address directly into PC.
24321 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24323 2007-01-03 Paul Brook <paul@codesourcery.com>
24325 Merge from sourcerygxx-4_1.
24326 * config/arm/thumb2.md: New file.
24327 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24329 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24330 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24331 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24332 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24334 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24335 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24337 * config/arm/ieee754-sf.S: Ditto.
24338 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24339 (thumb1_base_register_rtx_p): ... to this.
24340 (thumb_index_register_rtx_p): Rename...
24341 (thumb1_index_register_rtx_p): ... to this.
24342 (thumb_output_function_prologue): Rename...
24343 (thumb1_output_function_prologue): ... to this.
24344 (thumb_legitimate_address_p): Rename...
24345 (thumb1_legitimate_address_p): ... to this.
24346 (thumb_rtx_costs): Rename...
24347 (thumb1_rtx_costs): ... to this.
24348 (thumb_compute_save_reg_mask): Rename...
24349 (thumb1_compute_save_reg_mask): ... to this.
24350 (thumb_final_prescan_insn): Rename...
24351 (thumb1_final_prescan_insn): ... to this.
24352 (thumb_expand_epilogue): Rename...
24353 (thumb1_expand_epilogue): ... to this.
24354 (arm_unwind_emit_stm): Rename...
24355 (arm_unwind_emit_sequence): ... to this.
24356 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24357 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24358 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24359 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24360 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24361 thumb2_output_casesi): New functions.
24362 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24363 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24364 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24365 THUMB2_WORK_REGS): Define.
24366 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24367 arm_condexec_mask, arm_condexec_masklen)): New variables.
24368 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24369 (arm_override_options): Check new CPU capabilities.
24370 Set new architecture flag variables.
24371 (arm_isr_value): Handle v7m interrupt functions.
24372 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24374 (const_ok_for_arm): Handle Thumb-2 constants.
24375 (arm_gen_constant): Ditto. Use movw when available.
24376 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24378 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24379 (thumb_find_work_register, arm_load_pic_register,
24380 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24381 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24382 print_multi_reg, output_mov_long_double_fpa_from_arm,
24383 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24384 output_mov_double_fpa_from_arm, output_move_double,
24385 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24386 output_return_instruction, arm_output_function_prologue,
24387 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24388 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24389 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24390 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24391 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24392 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24394 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24395 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24396 (arm_file_start): Output directive for unified syntax.
24397 (arm_unwind_emit_set): Handle stack alignment instruction.
24398 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24399 Add v6t2, v7, v7a, v7r and v7m.
24400 (RETLDM): Add Thumb-2 code.
24401 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24402 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24403 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24404 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24405 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24406 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24407 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24408 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24409 ADJUST_INSN_LENGTH): Define.
24410 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24411 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24412 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24413 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24414 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24415 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24416 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24417 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24418 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24419 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24420 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24421 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24422 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24423 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24424 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24425 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24426 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24428 * config/arm/arm-tune.md: Regenerate.
24429 * config/arm/arm-protos.h: Update prototypes.
24430 * config/arm/vfp.md: Enable patterns for Thumb-2.
24431 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24432 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24433 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24434 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24435 * config/arm/libunwind.S: Add Thumb-2 code.
24436 * config/arm/constraints.md: Update include Thumb-2.
24437 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24438 * config/arm/ieee754-df.S: Ditto.
24439 * config/arm/bpabi.S: Ditto.
24440 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24441 * config/arm/predicates.md (low_register_operand,
24442 low_reg_or_int_operand, thumb_16bit_operator): New.
24443 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24444 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24445 * config/arm/t-arm-elf: Add armv7 multilib.
24446 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24448 (UNSPEC_STACK_ALIGN, ce_count): New.
24449 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24450 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24452 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24453 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24454 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24455 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24456 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24457 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24459 * doc/extend.texi: Document ARMv7-M interrupt functions.
24460 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24462 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24464 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24465 (struct _Unwind_Context): Rename args_size to flags, remove
24466 signal_frame field, add a new args_size field and version field.
24467 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24468 _Unwind_IsExtendedContext): New inline functions.
24469 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24470 Assume by_value array is only present if _Unwind_IsExtendedContext.
24471 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24472 _Unwind_IsSignalFrame.
24473 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24474 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24475 (uw_init_context_1): Initialize context->flags to
24476 EXTENDED_CONTEXT_BIT.
24477 * config/rs6000/linux-unwind.h (frob_update_context): Use
24478 _Unwind_SetSignalFrame.
24480 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24482 PR middle-end/30353
24483 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24484 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24487 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24489 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24490 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24491 RET, AT_SP): Remove.
24492 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24495 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24496 * cfgbuild.c (find_basic_blocks): Likewise.
24497 * cfgrtl.c (rtl_create_basic_block): Likewise.
24498 * function.c (temp_slots_at_level): Likewise.
24499 * reg-stack.c (stack_regs_mentioned): Likewise.
24500 * regclass.c (allocate_reg_info): Likewise.
24501 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24502 set_bb_for_stmt, move_block_to_fn): Likewise.
24503 * tree-complex.c (tree_lower_complex): Likewise.
24504 * vec.h (VEC_safe_grow_cleared): New.
24506 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24508 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24510 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24511 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24513 * cfgloopmanip.c (scale_loop_frequencies): Export.
24514 (loopify): Scale the frequencies by prescribed coefficients.
24515 (set_zero_probability): New function.
24516 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24517 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24518 and frequencies according to arguments.
24519 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24521 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24522 * modulo-sched.c (sms_schedule): Set probabilities for entering
24523 versioned loop correctly.
24524 * tree-vect-transform.c (vect_transform_loop): Ditto.
24525 * cfgloop.h (loopify, loop_version): Declaration changed.
24526 (scale_loop_frequencies): Declared.
24528 2007-01-02 Jan Hubicka <jh@suse.cz>
24530 * cgraph.c: Include tree-flow.h
24531 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24532 early_local_passes.
24533 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24534 * tree-pass.h (pass_all_early_optimizations): Declare.
24535 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24536 early_local_passes.
24537 (cgraph_analyze_function): Do early_local_passes.
24538 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24539 Do not add referenced vars.
24540 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24542 (gate_all_early_local_passes): New gate.
24543 (pass_early_local_passes): Use new gate.
24544 (execute_early_local_optimizations): New functions.
24545 (gate_all_early_optimizations): New gate.
24546 (pass_all_early_optimizations): New pass.
24547 (execute_free_datastructures): Free SSA only when initialized.
24548 (gate_init_datastructures): Init only when optimizing.
24549 (tree_lowering_passes): Do early local passes when called late.
24550 * tree-profile.c (do_tree_profiling): Don't profile functions added
24552 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24553 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24555 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24556 during early_local_passes.
24557 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24560 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24562 * Makefile.in: Update copyright year.
24564 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24566 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24567 in $(lang_checks) and check-consistency targets.
24569 2007-01-02 Jan Hubicka <jh@suse.cz>
24571 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24572 Do not add referenced vars.
24573 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24575 * passes.c (init_optimization_passes): Put mudflap_2 after
24576 free_datastructures.
24578 2007-01-02 Jan Hubicka <jh@suse.cz>
24580 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24581 Set NOTHROW flag on call statements proved to be nothrow.
24582 Update statement of local calls so new pure/const functions are
24583 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24585 (tree_rest_of_compilation): Register hooks and initialize bitmap
24586 early. Do not set after_inlining flag.
24588 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24590 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24591 HOST_BITS_PER_LONGLONG
24593 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24596 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24597 warning for non-static initializers.
24599 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24601 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24602 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24603 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24604 Always use set_unique_reg_note to add REG_EQUAL notes.
24606 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24609 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24611 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24612 * cfgbuild.c (find_basic_blocks): Likewise.
24613 * cfgrtl.c (rtl_create_basic_block): Likewise.
24614 * function.c (temp_slots_at_level): Likewise.
24615 * reg-stack.c (stack_regs_mentioned): Likewise.
24616 * regclass.c (allocate_reg_info): Likewise.
24617 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24618 set_bb_for_stmt, move_block_to_fn): Likewise.
24619 * tree-complex.c (tree_lower_complex): Likewise.
24620 * vec.h (VEC_safe_grow_cleared): New.
24622 2007-01-02 Ian Lance Taylor <iant@google.com>
24624 * c-common.c (c_common_truthvalue_conversion): When warning about
24625 using an assignment as a truth value, set TREE_NO_WARNING.
24627 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24630 * c.opt (Wold-style-declaration): New.
24631 * doc/invoke.texi (C-only Warning Options): New.
24632 (Wold-style-declaration): Document it.
24633 (Wextra): Enabled by -Wextra.
24634 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24635 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24636 -Wold-style-declaration.
24638 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24640 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24641 * cfgbuild.c (find_basic_blocks): Likewise.
24642 * cfgrtl.c (rtl_create_basic_block): Likewise.
24643 * function.c (temp_slots_at_level): Likewise.
24644 * reg-stack.c (stack_regs_mentioned): Likewise.
24645 * regclass.c (allocate_reg_info): Likewise.
24646 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24647 set_bb_for_stmt, move_block_to_fn): Likewise.
24648 * tree-complex.c (tree_lower_complex): Likewise.
24649 * vec.h (VEC_safe_grow_cleared): New.
24651 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24653 * c-common.c (c_common_nodes_and_builtins): Since variants of
24654 void_type_node get built before it is given a name, we need to
24655 give those variants the name, too.
24656 (complete_array_type): We need to work with the canonical main
24657 type of the array, from which we will build the qualified version.
24658 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24659 * print-tree.c (print_node): Display canonical type information
24661 * stor-layout.c (layout_type): When we don't know the
24662 alignment of a type for which we're building an array, we end up
24663 guessing wrong, so make the type require structural equality.
24664 * tree.c (make_node_stat): When we build a new type, it is its
24665 own canonical type.
24666 (build_type_attribute_qual_variant): When building an attribute
24667 variant, its canonical type is the non-attribute variant. However,
24668 if the attributes are target-dependent and they differ, we need to
24669 use structural equality checks for this type.
24670 (build_qualified_type): A qualified type is not equivalent to its
24671 unqualified variant; set the canonical type appropriately.
24672 (build_distinct_type_copy): When building a distinct type from
24673 another type, the new type is its own canonical type.
24674 (build_variant_type_copy): When building a new type variant, we
24675 assume that it is equivalent to the original type.
24676 (build_pointer_type_for_mode): When building a pointer type, also
24677 build a canonical type pointer.
24678 (build_reference_type_for_mode): When building a reference type,
24679 also build a canonical type reference.
24680 (build_index_type): When we can't hash an index type (e.g.,
24681 because its maximum value is negative), the index type requires
24682 structural equality tests.
24683 (build_array_type): Build the canonical form of an array type.
24684 (build_function_type): Function types require structural equality,
24685 because they contain default arguments, attributes, etc.
24686 (build_method_type_directly): Ditto for method types.
24687 (build_offset_type): Build the canonical offset type.
24688 (build_complex_type): Build the canonical vector type.
24689 (make_vector_type): Build the canonical vector type.
24690 * tree.h (TYPE_CANONICAL): New.
24691 (TYPE_STRUCTURAL_EQUALITY_P): New.
24692 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24693 (struct tree_type): Added "canonical" field.
24694 * params.h (VERIFY_CANONICAL_TYPES): New.
24695 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24696 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24697 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24698 * doc/invoke.texi (verify-canonical-types): Document --param
24699 parameter for verifying canonical types.
24701 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24703 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24704 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24705 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24706 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24708 * config/rs6000/e500.h: New.
24709 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24710 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24712 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24713 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24714 TARGET_E500_DOUBLE): Remove.
24715 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24716 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24717 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24718 * config/rs6000/rs6000.c (rs6000_override_options): Use
24719 CHECK_E500_OPTIONS.
24721 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24723 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24724 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24725 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24726 rs6000_emit_cmove): Don't check TARGET_E500.
24727 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24728 sordered): Don't check TARGET_E500.
24730 2007-01-01 Eric Christopher <echristo@apple.com>
24732 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24733 HARD_REGISTER_NUM_P.
24735 2007-01-01 Roger Sayle <roger@eyesopen.com>
24737 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24738 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24739 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24742 2007-01-01 Mike Stump <mrs@apple.com>
24744 * configure.ac: Remove support for building with Apple's gcc-3.1.
24746 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24748 PR middle-end/30311
24749 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24750 REG is a hard register. Do not modify REG before calling
24752 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24753 multiple of the size of YMODE for certain lowpart cases.
24755 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24757 PR middle-end/30253
24758 * gimplify (voidify_wrapper_expr): Update for
24759 GIMPLE_MODIFY_STMT.
24761 2007-01-01 Andreas Schwab <schwab@suse.de>
24764 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24765 save of BR0 in extra_spill_size instead of spill_size.
24766 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24768 (ia64_expand_epilogue): Restore BR0 from its new location.
24770 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24772 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24773 Use a temporary variable if the left hand side is not a gimple
24776 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24778 * gimplify.c (gimplify_return_expr): Make the temporary variable
24779 for the return expression, a gimple register variable.
24781 2007-01-01 Jan Hubicka <jh@suse.cz>
24783 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24786 2007-01-01 Mike Stump <mrs@apple.com>
24788 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24790 * config/darwin.c (machopic_select_rtx_section): Use
24791 HAVE_GAS_LITERAL16.
24792 (darwin_mergeable_constant_section): Likewise.
24793 * configure: Regenerate.
24794 * config.in: Regenerate.
24796 2007-01-01 Jan Hubicka <jh@suse.cz>
24797 Andrew Pinski <pinskia@gmail.com>
24799 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24800 before starting IPA passes.