1 2007-08-29 Olivier Hainque <hainque@adacore.com>
3 * xcoffout.c: #include debug.h.
4 * Makefile.in (xcoffout.o): Add debug.h dependency.
6 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
11 2007-08-29 Richard Guenther <rguenther@suse.de>
13 * tree-pretty-print.c (dump_generic_node): Print
14 label DECL_UID as D.%u.
15 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
17 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
20 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
22 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
25 * tree.c (build_type_attribute_qual_variant): Set canonical types
26 on the final, unqualified attribute variant before building the
29 2007-08-29 Jie Zhang <jie.zhang@analog.com>
31 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
32 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
34 2007-08-29 Jie Zhang <jie.zhang@analog.com>
37 2007-08-29 Jie Zhang <jie.zhang@analog.com>
38 * config/bfin/bfin.md (composev2hi): Put operands into vector
41 2007-08-29 Jie Zhang <jie.zhang@analog.com>
43 * config/bfin/bfin.md (composev2hi): Put operands into vector
46 2007-08-29 Jie Zhang <jie.zhang@analog.com>
48 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
49 attribute when appropriate.
50 (bfin_handle_l1_text_attribute): New.
51 (bfin_handle_l1_data_attribute): New.
52 (bfin_attribute_table): Add attributes: l1_text, l1_data,
53 l1_data_A and l1_data_B.
54 * doc/extend.texi (node Function Attributes): Document l1_text
56 (Variable Attributes): Add Blackfin subsection. Document l1_data,
57 l1_data_A and l1_data_B variable attributes.
59 2007-08-28 Jie Zhang <jie.zhang@analog.com>
61 * config/bfin/bfin.opt (minline-plt): Add.
62 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
63 call to global functions.
64 * doc/invoke.texi (Option Summary): Mention -minline-plt.
65 (Blackfin Options): Document -minline-plt.
67 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
69 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
71 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
73 2007-08-28 DJ Delorie <dj@redhat.com>
75 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
77 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
79 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
81 2007-08-28 Richard Guenther <rguenther@suse.de>
83 * tree.h (struct tree_function_decl): Increase size of
84 function_code bitfield.
86 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
87 Kazu Hirata <kazu@codesourcery.com>
89 * gcc/config/m68k/linux.h
90 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
91 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
92 (m68k_return_in_memory): New.
93 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
96 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
99 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
100 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
101 operand) when top VEC_SELECT extracts scalar element.
102 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
103 (*vec_extract_v4sf_mem): Ditto.
105 2007-08-28 Jakub Jelinek <jakub@redhat.com>
108 * passes.c (init_optimization_passes): Move pass_df_finish
109 after pass_postreload sublist.
111 PR rtl-optimization/33148
112 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
113 (neg (lt X 0)) if X has scalar int mode.
116 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
117 initializer, use build_vector_from_ctor if possible to create
118 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
119 even after this, return NULL.
121 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
123 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
125 2007-08-28 Richard Guenther <rguenther@suse.de>
127 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
128 (struct tree_function_decl): Make function_code a bitfield.
129 Add disregard_inline_limits flag.
130 * cgraphunit.c (cgraph_process_new_functions): Check
131 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
132 (cgraph_preserve_function_body_p): Likewise.
133 * ipa-inline.c (compute_inline_parameters): Likewise.
134 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
135 for GNU C extern inline functions.
136 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
137 * tree-inline.c (disregard_inline_limits_p): Remove.
138 * tree-inline.h (disregard_inline_limits_p): Likewise.
139 * c-common.c (handle_always_inline_attribute): Set
140 DECL_DISREGARD_INLINE_LIMITS.
141 * langhooks.c (add_builtin_function): Verify the function code
142 fits in the bitfield.
144 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
145 Vladimir Yanovsky <yanov@il.ibm.com>
146 Revital Eres <eres@il.ibm.com>
147 Andrey Belevantsev <abel@ispras.ru>
149 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
151 * modulo-sched.c: Add documentation regarding do-loop.
152 (doloop_register_get): Change number of arguments to support
153 the new do-loop pattern and check whether COUNT_REG has no other
154 occurences in the loop besides in the control part.
155 (duplicate_insns_of_cycles): Do not duplicate the insn which
156 changes count_reg as it is already adjusted.
157 (generate_prolog_epilog): New argument to support the new
158 do-loop pattern. Change the subtract instruction to use
159 expand_simple_binop. Call duplicate_insns_of_cycles with new
161 (sms_schedule): Call doloop_register_get and
162 generate_prolog_epilog with new argument. Do not handle loops
163 with single sets insns with subreg in their lhs.
164 * loop-doloop.c (doloop_optimize): Support for another do-loop
166 (doloop_condition_get): Gets an instruction instead of a pattern
167 and change the return condition when the do-loop pattern is
169 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
170 deps when considering to not create edges.
172 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
174 * doc/extend.texi (gnu_inline funtion attribute): Document C++
177 2007-08-27 Jason Merrill <jason@redhat.com>
180 * gimplify.c (gimplify_modify_expr): Discard the assignment of
181 zero-sized types after calling gimplify_modify_expr_rhs.
183 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
185 * regclass.c (init_reg_autoinc): Fix typo.
187 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
189 Fix PR tree-optimization/33173
190 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
192 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
195 * config/i386/i386.h (VALID_DFP_MODE_P): New.
196 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
199 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
200 David Ung <davidu@mips.com>
201 Nigel Stephens <nigel@mips.com>
203 Separate target-specific initialization from general
204 back-end initialization.
206 * toplev.c (init_alignments): New, split out from...
207 (process_options): ...here.
208 (backend_init_target): New, split out from...
209 (backend_init): ...here.
210 (lang_dependent_init_target): New, split out from...
211 (lang_dependent_init): ...here.
212 (target_reinit): New.
213 * toplev.h (target_reinit): Declare.
214 * expr.c (init_expr_target): Renamed from init_expr_once, since it
215 now can be called more than once. Update comments.
216 * expr.h (init_expr_target): Likewise.
217 * alias.c (init_alias_target): Renamed from init_alias_once, since it
218 now can be called more than once. Explicitly zero
219 static_reg_base_value.
220 * emit-rtl.c (init_emit_regs): New, split out from...
221 (init_emit_once): Here.
222 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
223 non-const, so that changes from command-line arguments can overwrite
224 values provided by the static initializers.
225 (initial_call_really_used_regs): New, used similarly to the above.
226 (initial_reg_names): Likewise.
227 (last_mode_for_init_move_cost): Promoted function-local static to
228 file-scope static to make it accessible outside init_move_cost.
229 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
230 Do not initialize inv_reg_alloc_order yet, either. Do initialize
231 reg_names since it is needed for parsing command-line options.
232 (init_move_cost): Use last_mode_for_init_move_cost instead of
233 function-local static.
234 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
235 call_really_used_regs now. Reinitialize reg_names. Also
236 initialize inv_reg_alloc_order. Zero reg_class_subunion and
237 reg_class_superunion. Clear losing_caller_save_reg_set.
238 Preserve global registers if called more than once. Reset
239 move cost, may_move_in_cost, may_move_out_cost, and
240 last_mode_for_init_move_cost.
241 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
242 can now be invoked more than once. Update comments.
243 (init_regs): Update comments.
244 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
245 and initial_call_really_used_regs, instead of the non-initial
246 variables. This allows us to save the command-line register settings
247 after target reinitialization.
248 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
249 * rtl.h (init_emit_regs): Declare.
250 (init_reg_modes_target, init_alias_target): Renamed as described
252 * reload1.c (init_reload): Update comments.
253 * optabs.c (init_optabs): Likewise.
254 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
256 2007-08-26 Chao-ying Fu <fu@mips.com>
258 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
261 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
263 * alias.c (memory_modified_1, memory_modified_in_insn_p):
265 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
267 * bb-reorder.c (copy_bb_p): Likewise.
268 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
269 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
270 block_ends_with_condjump_p): Likewise.
271 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
272 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
273 block_ends_with_condjump_p): Likewise.
274 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
275 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
276 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
277 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
278 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
279 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
280 debug_true_const_tree instad of debug_true_tree.
281 * debug.c (do_nothing_debug_hooks): Likewise.
282 * debug.h (ignore_block, debug_true_const_tree): Constify.
283 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
284 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
285 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
286 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
287 dbx_reg_number, is_based_loc, field_type,
288 simple_type_align_in_bits, simple_decl_align_in_bits,
289 simple_type_size_in_bits, field_byte_offset, insert_float,
290 type_tag, member_declared_type, is_redundant_typedef,
291 secname_for_decl, is_inlined_entry_point): Likewise.
292 * emit-rtl.c (const_next_insn, const_previous_insn,
293 const_next_nonnote_insn, const_prev_nonnote_insn,
294 const_next_real_insn, const_prev_real_insn,
295 const_next_active_insn, const_prev_active_insn, const_next_label,
296 const_prev_label): Likewise.
297 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
299 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
300 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
301 sched_insn_is_legitimate_for_speculation_p): Likewise.
302 * jump.c (reversed_comparison_code_parts,
303 reversed_comparison_code, reversed_comparison, condjump_label):
305 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
306 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
308 * rtl.h (const_previous_insn, const_next_insn,
309 const_prev_nonnote_insn, const_next_nonnote_insn,
310 const_prev_real_insn, const_next_real_insn,
311 const_prev_active_insn, const_next_active_insn, const_prev_label,
312 const_next_label, modified_between_p, modified_in_p,
313 const_note_storeskeep_with_call_p, condjump_label,
314 reversed_comparison, reversed_comparison_code,
315 reversed_comparison_code_parts, memory_modified_in_insn_p,
316 stack_regs_mentioned): Likewise.
317 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
318 keep_with_call_p): Likewise.
319 * sched-deps.c (deps_may_trap_p, sched_get_condition,
320 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
321 sd_lists_size, sd_lists_empty_p): Likewise.
322 * sched-int.h (sched_insns_conditions_mutex_p,
323 haifa_classify_insn, no_real_insns_p,
324 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
325 sd_lists_size, sd_lists_empty_p): Likewise.
326 * sdbout.c (sdb_debug_hooks): Likewise.
327 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
328 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
329 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
331 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
332 tree_can_throw_internal): Likewise.
333 * tree-flow-inline.h (phi_nodes): Likewise.
334 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
335 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
336 * tree-gimple.c (const_get_call_expr_in): Likewise.
337 * tree-gimple.h (const_get_call_expr_in): Likewise.
338 * tree.c (const_lookup_attribute, attribute_list_equal,
339 attribute_list_contained): Likewise.
340 * tree.h (attribute_list_equal, attribute_list_contained,
341 const_lookup_attribute): Likewise.
342 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
344 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
346 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
347 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
349 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
352 * config/alpha/constraints.md: Delete "svn:mime-type" property
353 with svn propdel "svn:mime-type".
355 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
358 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
359 non NOTE insn doesn't cross basic block.
360 (noce_try_abs): Likewise.
361 (noce_process_if_block): Likewise.
363 2007-08-26 David Edelsohn <edelsohn@gnu.org>
366 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
367 operand without auto-inc-dec.
368 * config/rs6000/rs6000.md (floatsidf2_internal): Use
369 offsettable_mem_operand.
370 (floatunssidf2_internal): Same.
371 (fix_truncdfsi2_internal): Same.
372 (floatsidf_ppc64): Same.
373 (floatunssidf_ppc64): Same.
374 (fix_trunctfsi2_internal): Same.
376 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
379 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
380 pass defines needed for version.c.
382 2007-08-25 Joseph Myers <joseph@codesourcery.com>
384 * configure.ac (--debug-prefix-map check): Change assembler
385 version presumed to have feature to 2.18.
386 * configure: Regenerate.
388 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
390 * c-common.c (vector_types_convertible_p,
391 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
392 self_promoting_args_p): Constify.
393 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
394 c_promoting_integer_type_p, self_promoting_args_p,
395 anon_aggr_type_p, vector_types_convertible_p): Likewise.
396 * c-decl.c (anon_aggr_type_p): Likewise.
397 * * c-dump.c (dump_stmt): Likewise.
398 * c-objc-common.c (has_c_linkage): Likewise.
399 * c-tree.h (same_translation_unit_p): Likewise.
400 * c-typeck.c (null_pointer_constant_p,
401 tagged_types_tu_compatible_p, function_types_compatible_p,
402 type_lists_compatible_p, lvalue_or_else, lvalue_p,
403 comptypes_internal, struct tagged_tu_seen_cache,
404 same_translation_unit_p, alloc_tagged_tu_seen_cache,
405 c_size_in_bytes): Likewise.
406 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
407 hash_ptr, eq_ptr): Likewise.
408 * langhooks-def.h (lhd_decl_ok_for_sibcall,
409 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
410 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
411 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
413 * optabs.c (optab_for_tree_code): Likewise.
414 * optabs.h (optab_for_tree_code): Likewise.
415 * rtl.h (simplify_rtx): Likewise.
416 * simplify-rtx.c (simplify_rtx): Likewise.
417 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
418 dump_flag, dump_node): Likewise.
419 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
420 queue_and_dump_type, dump_flag): Likewise.
421 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
422 * tree-pass.h (dump_node): Likewise.
423 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
424 supportable_narrowing_operation): Likewise.
425 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
426 supportable_narrowing_operation): Likewise.
427 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
428 is_negative_overflow_infinity, is_positive_overflow_infinity,
429 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
430 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
431 update_value_range, add_equivalence, ssa_name_nonnegative_p,
432 ssa_name_nonzero_p, fp_predicate): Likewise.
433 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
434 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
435 ssa_name_nonnegative_p): Likewise.
437 2007-08-25 Hans Kester <hans.kester@ellips.nl>
439 * config.gcc : Add x86_64-elf target.
441 2007-08-25 Jakub Jelinek <jakub@redhat.com>
443 * expr.c (store_expr): Fix order of store_by_pieces arguments.
445 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
446 Nigel Stephens <nigel@mips.com>
450 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
451 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
452 * expr.c (SET_BY_PIECES_P): Define.
453 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
454 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
455 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
457 * expr.h (SET_RATIO): Define.
458 (can_store_by_pieces, store_by_pieces): Update prototypes.
459 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
460 can_store_by_pieces/store_by_pieces.
461 (expand_builtin_memcpy_args): Likewise.
462 (expand_builtin_strncpy): Likewise.
463 (expand_builtin_memset_args): Likewise. Also remove special case
464 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
465 decide what to do instead.
466 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
467 to can_store_by_pieces.
469 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
470 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
472 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
473 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
474 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
475 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
476 (STORE_BY_PIECES_P): Define.
478 2007-08-24 Tom Tromey <tromey@redhat.com>
480 * varpool.c (varpool_last_needed_node): Fix comment typo.
481 * c-decl.c (duplicate_decls): Fix comment typo.
482 (clone_underlying_type): Update comment.
484 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
486 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
487 alpha_in_small_data_p, alpha_split_complex_arg,
488 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
490 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
491 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
493 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
494 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
495 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
496 * config/darwin.c (darwin_binds_local_p): Likewise.
497 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
499 * config/i386/i386-protos.h (i386_pe_binds_local_p,
500 i386_pe_valid_dllimport_attribute_p): Likewise.
501 * config/i386/i386.c (ix86_function_regparm,
502 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
503 x86_can_output_mi_thunk, ix86_mangle_type,
504 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
505 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
506 i386_pe_binds_local_p): Likewise.
508 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
509 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
510 ia64_invalid_conversion, ia64_invalid_unary_op,
511 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
513 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
514 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
515 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
516 * config/mips/mips.c (mips_use_blocks_for_constant_p,
517 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
518 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
519 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
520 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
521 * config/pa/pa.c (pa_commutative_p): Likewise.
522 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
524 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
525 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
526 rs6000_use_blocks_for_constant_p,
527 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
528 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
529 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
530 * config/s390/s390.c (s390_mangle_type,
531 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
533 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
534 th_in_small_data_p): Likewise.
535 * config/sh/sh.c (sh_ms_bitfield_layout_p,
536 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
538 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
539 sparc_mangle_type): Likewise.
540 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
541 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
542 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
544 * hooks.c (hook_bool_mode_const_rtx_false,
545 hook_bool_mode_const_rtx_true,
546 hook_bool_const_tree_hwi_hwi_const_tree_false,
547 hook_bool_const_tree_hwi_hwi_const_tree_true,
548 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
549 hook_constcharptr_const_tree_null,
550 hook_constcharptr_const_rtx_null,
551 hook_constcharptr_const_tree_const_tree_null,
552 hook_constcharptr_int_const_tree_null,
553 hook_constcharptr_int_const_tree_const_tree_null): New.
554 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
555 hook_bool_tree_hwi_hwi_tree_false,
556 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
557 hook_int_tree_tree_1, hook_constcharptr_tree_null,
558 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
559 hook_constcharptr_int_tree_null,
560 hook_constcharptr_int_tree_tree_null): Delete.
561 (default_can_output_mi_thunk_no_vcall): Constify.
562 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
563 hook_bool_tree_hwi_hwi_tree_false,
564 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
565 hook_int_tree_tree_1, hook_constcharptr_tree_null,
566 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
567 hook_constcharptr_int_tree_null,
568 hook_constcharptr_int_tree_tree_null): Delete.
569 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
570 hook_bool_const_tree_hwi_hwi_const_tree_false,
571 hook_bool_const_tree_hwi_hwi_const_tree_true,
572 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
573 hook_constcharptr_const_tree_null,
574 hook_constcharptr_const_rtx_null,
575 hook_constcharptr_const_tree_const_tree_null,
576 hook_constcharptr_int_const_tree_null,
577 hook_constcharptr_int_const_tree_const_tree_null): New.
578 (default_can_output_mi_thunk_no_vcall): Constify.
579 * integrate.c (function_attribute_inlinable_p): Likewise.
580 * integrate.h (function_attribute_inlinable_p): Likewise.
581 * jump.c (rtx_renumbered_equal_p): Likewise.
582 * output.h (decl_readonly_section, categorize_decl_for_section,
583 default_use_anchors_for_symbol_p, default_binds_local_p,
584 default_binds_local_p_1): Likewise.
585 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
587 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
588 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
589 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
590 TARGET_COMP_TYPE_ATTRIBUTES,
591 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
592 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
593 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
594 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
595 TARGET_DWARF_CALLING_CONVENTION): Likewise.
596 * target.h (can_output_mi_thunk, needs_block_p,
597 first_cycle_multipass_dfa_lookahead_guard_spec,
598 vector_alignment_reachable, comp_type_attributes,
599 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
600 commutative_p, use_blocks_for_constant_p,
601 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
602 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
603 invalid_within_doloop, valid_dllimport_attribute_p,
604 split_complex_arg, invalid_arg_for_unprototyped_fn,
605 invalid_conversion, invalid_unary_op, invalid_binary_op):
607 * targhooks.c (default_invalid_within_doloop,
608 hook_invalid_arg_for_unprototyped_fn,
609 default_builtin_vector_alignment_reachable): Likewise.
610 (hook_bool_rtx_commutative_p): Delete.
611 (hook_bool_const_rtx_commutative_p): New.
612 * targhooks.h (default_invalid_within_doloop,
613 default_builtin_vector_alignment_reachable,
614 hook_invalid_arg_for_unprototyped_fn): Constify.
615 (hook_bool_rtx_commutative_p): Delete.
616 (hook_bool_const_rtx_commutative_p): New.
617 * varasm.c (bss_initializer_p, decl_default_tls_model,
618 categorize_decl_for_section, decl_readonly_section,
619 default_use_anchors_for_symbol_p, default_binds_local_p,
620 default_binds_local_p_1): Constify.
622 2007-08-24 Jie Zhang <jie.zhang@analog.com>
624 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
625 __NO_BUILTIN if -fno-builtin.
627 2007-08-24 Jie Zhang <jie.zhang@analog.com>
629 * config/bfin/bfin.c (print_operand): Report error instead of
630 ICE for wrong operand.
632 2007-08-24 Michael Matz <matz@suse.de>
634 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
636 2007-08-24 Richard Guenther <rguenther@suse.de>
639 * tree-ssa.c (useless_type_conversion_p): Split into a
640 recursive and a non-recursive part.
641 (useless_type_conversion_p_1): New function.
642 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
643 from maybe_fold_offset_to_reference is trivially convertible
644 to the desired type before doing the simplification.
646 2007-08-24 Jakub Jelinek <jakub@redhat.com>
648 * expr.c (store_expr): Optimize initialization of an array
650 * expr.h (builtin_strncpy_read_str): New prototype.
651 * builtins.c (builtin_strncpy_read_str): Remove prototype.
654 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
657 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
658 field when initializing if_info structure.
660 2007-08-24 Richard Guenther <rguenther@suse.de>
662 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
664 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
665 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
666 * tree-inline.c (inlinable_function_p): Fold in common parts of
667 the cannot_inline_tree_fn langhook.
668 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
669 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
670 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
671 cannot_inline_tree_fn langhook.
672 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
673 cannot_inline_tree_fn member.
675 2007-08-24 Richard Guenther <rguenther@suse.de>
677 * expr.c (get_inner_reference): Do computation of bitoffset
678 from offset in a way we can detect overflow reliably.
680 2007-08-24 Jie Zhang <jie.zhang@analog.com>
682 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
684 2007-08-24 Jie Zhang <jie.zhang@analog.com>
686 * config/bfin/bfin.opt (mfast-fp): Add.
687 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
688 libbffastfp override libgcc if -mfast-fp.
689 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
690 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
691 (Blackfin Options): Document -mfast-fp.
693 2007-08-24 Jakub Jelinek <jakub@redhat.com>
695 PR tree-optimization/32573
697 * tree-data-ref.c (initialize_data_dependence_relation): Clear
698 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
699 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
700 (build_classic_dist_vector): Return false rather than true if
701 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
702 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
703 returned false. Don't call save_dist_v before calling
704 build_classic_dist_vector_1.
705 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
706 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
707 DDR_DIR_VECTS vectors.
709 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
711 * configure.ac (leb128): Modify sed statement to work with any
712 binutils version string.
713 * configure: Regenerate
715 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
717 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
718 Wrap in RTX_CODE macro guard.
719 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
720 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
721 arm_mark_dllimport, arm_pe_encode_section_info,
722 arm_pe_unique_section): Use ISO-C function declarations.
723 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
724 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
725 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
727 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
728 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
730 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
732 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
733 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
734 (register_move_cost): Use ISO-C function declarations.
735 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
736 * config/score/score-protos.h (score_declare_object): Add
738 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
740 * final.c (profile_function): Avoid empty if-bodies.
743 * calls.c (must_pass_in_stack_var_size,
744 must_pass_in_stack_var_size_or_pad): Constify.
745 * config/alpha/alpha-protos.h (function_value): Likewise.
746 * config/alpha/alpha.c (alpha_return_in_memory,
747 alpha_pass_by_reference, function_value,
748 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
749 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
751 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
752 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
753 TARGET_PROMOTE_PROTOTYPES): Likewise.
754 * config/arm/arm-protos.h (arm_return_in_memory,
755 arm_pad_arg_upward, arm_function_value): Likewise.
756 * config/arm/arm.c (arm_pass_by_reference,
757 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
758 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
759 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
761 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
762 * config/avr/avr-protos.h (avr_function_value): Likewise.
763 * config/avr/avr.c (avr_return_in_memory,
764 gas_output_limited_string, gas_output_ascii, avr_function_value,
765 avr_return_in_memory): Likewise.
766 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
767 * config/bfin/bfin.c (bfin_pass_by_reference,
768 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
769 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
771 * config/cris/cris.c (cris_pass_by_reference,
772 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
773 * config/crx/crx.c (crx_return_in_memory): Likewise.
774 * config/darwin.c (function_base, machopic_function_base_name):
776 * config/fr30/fr30.c (fr30_must_pass_in_stack,
777 TARGET_PROMOTE_PROTOTYPES): Likewise.
778 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
779 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
780 * config/i386/i386-protos.h (ix86_return_in_memory,
781 ix86_sol10_return_in_memory): Likewise.
782 * config/i386/i386.c (ix86_function_value,
783 ix86_function_sseregparm, ix86_must_pass_in_stack,
784 type_natural_mode, classify_argument, examine_argument,
785 construct_container, ix86_pass_by_reference, function_value_32,
786 function_value_64, ix86_function_value_1, return_in_memory_32,
787 return_in_memory_64, return_in_memory_ms_64,
788 ix86_return_in_memory, ix86_sol10_return_in_memory,
789 TARGET_PROMOTE_PROTOTYPES): Likewise.
790 * config/ia64/ia64-protos.h (ia64_function_value,
791 ia64_hpux_function_arg_padding): Likewise.
792 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
793 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
794 ia64_hpux_function_arg_padding): Likewise.
795 * config/iq2000/iq2000-protos.h (function_arg,
796 iq2000_function_value): Likewise.
797 * config/iq2000/iq2000.c (iq2000_return_in_memory,
798 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
799 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
800 function_arg, iq2000_function_value): Likewise.
801 * config/m32c/m32c-protos.h (m32c_function_value,
802 m32c_promote_function_return): Likewise.
803 * config/m32c/m32c.c (m32c_pass_by_reference,
804 m32c_promote_prototypes, m32c_promote_function_return,
805 m32c_function_value): Likewise.
806 * config/m32r/m32r.c (m32r_return_in_memory,
807 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
808 m32r_in_small_data_p): Likewise.
809 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
811 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
812 m68hc11_function_arg_padding): Likewise.
813 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
814 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
815 m68k_function_value): Likewise.
816 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
817 mcore_function_value): Likewise.
818 * config/mcore/mcore.c (handle_structs_in_regs,
819 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
820 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
821 mcore_num_arg_regs, mcore_function_value): Likewise.
822 * config/mips/mips-protos.h (mips_pad_arg_upward,
823 mips_function_value): Likewise.
824 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
825 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
826 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
827 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
828 mips_function_value): Likewise.
829 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
831 * config/mmix/mmix.c (mmix_pass_by_reference,
832 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
833 mmix_encode_section_info): Likewise.
834 * config/mn10300/mn10300-protos.h (mn10300_function_value):
836 * config/mn10300/mn10300.c (mn10300_return_in_memory,
837 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
838 mn10300_function_value): Likewise.
839 * config/mt/mt-protos.h (mt_function_value): Likewise.
840 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
841 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
842 * config/pa/pa-protos.h (function_arg_padding, function_value,
843 pa_return_in_memory): Likewise.
844 * config/pa/pa.c (pa_pass_by_reference,
845 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
846 function_arg_padding, function_value, pa_return_in_memory):
848 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
849 * config/rs6000/rs6000-protos.h (rs6000_function_value,
850 function_arg_padding): Likewise.
851 * config/rs6000/rs6000.c (rs6000_return_in_memory,
852 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
853 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
854 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
855 function_arg_padding, altivec_expand_dst_builtin,
856 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
857 altivec_init_builtins, rs6000_common_init_builtins,
858 rs6000_function_value): Likewise.
859 * s390/s390-protos.h (s390_function_value): Likewise.
860 * config/s390/s390.c (s390_function_arg_size,
861 s390_pass_by_reference, s390_return_in_memory,
862 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
863 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
864 * config/score/score-protos.h (score_function_value): Likewise.
865 * config/score/score.c (score_arg_partial_bytes,
866 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
867 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
868 score_pass_by_reference, score_add_offset, score_function_value):
870 * config/sh/sh-protos.h (sh_attr_renesas_p,
871 sh_promote_prototypes): Likewise.
872 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
873 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
874 sh_attr_renesas_p): Likewise.
875 * config/sparc/sparc-protos.h (function_value,
876 function_arg_padding): Likewise.
877 * config/sparc/sparc.c (sparc_promote_prototypes,
878 sparc_return_in_memory, sparc_pass_by_reference,
879 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
880 function_arg_record_value_2, function_arg_record_value_1,
881 function_arg_record_value, function_arg_record_value,
882 function_arg_padding, function_value): Likewise.
883 * config/spu/spu-protos.h (spu_function_value): Likewise.
884 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
885 spu_function_value): Likewise.
886 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
888 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
889 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
890 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
892 * config/v850/v850.c (v850_return_in_memory,
893 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
894 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
895 * config/xtensa/xtensa.c (xtensa_return_in_msb,
896 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
897 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
899 * explow.c (promote_mode, hard_function_value): Likewise.
900 * expr.h (hard_function_value, promote_mode): Likewise.
901 * function.c (aggregate_value_p): Likewise.
902 * hooks.c (hook_bool_const_tree_true): New.
903 * hooks.h (hook_bool_const_tree_true): New.
904 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
905 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
906 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
907 TARGET_RETURN_IN_MSB): Likewise.
908 * target.h (promote_function_args, promote_function_return,
909 promote_prototypes, return_in_memory, return_in_msb,
910 pass_by_reference, must_pass_in_stack, callee_copies,
911 function_value): Likewise.
912 * targhooks.c (default_return_in_memory,
913 hook_pass_by_reference_must_pass_in_stack,
914 hook_callee_copies_named,
915 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
916 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
917 default_function_value): Likewise.
918 * targhooks.h (default_return_in_memory,
919 hook_pass_by_reference_must_pass_in_stack,
920 hook_callee_copies_named,
921 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
922 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
923 default_function_value): Likewise.
924 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
925 (equiv_class_label_hash, equiv_class_label_eq): Constify.
926 * tree-vectorizer.c (bb_in_loop_p): Likewise.
927 * tree.c (needs_to_live_in_memory): Likewise.
928 * tree.h (struct tree_type, needs_to_live_in_memory,
929 aggregate_value_p, must_pass_in_stack_var_size,
930 must_pass_in_stack_var_size_or_pad): Likewise.
931 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
932 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
933 lookup_filename): Likewise.
935 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
939 fake fcomi i387 instruction for !TARGET_CMOVE.
940 (ix86_expand_branch): Expand natural sequence with one jump for
941 all targets, not only TARGET_CMOVE.
942 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
943 pattern to implement fake fcomi sequence. Split instruction after
944 reload to correct compare sequences.
945 (*cmpfp_xf_cc): Ditto.
946 (*cmpfp_<mode>_cc): Ditto.
947 (*cmpfp_u_cc): Ditto.
948 (*cmpfp_<mode>_cc): Ditto.
950 2007-08-23 Richard Guenther <rguenther@suse.de>
952 * tree-pretty-print.c (dump_generic_node): Annotate
953 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
955 2007-08-23 Richard Guenther <rguenther@suse.de>
957 * builtins.c (expand_builtin_mathfn): Wrap argument in
958 save_expr directly instead of re-building the call.
959 (expand_builtin_mathfn_2): Likewise.
960 (expand_builtin_mathfn_3): Likewise.
961 (expand_builtin_interclass_mathfn): Likewise.
962 (expand_builtin_int_roundingfn): Set arg.
963 (expand_builtin_int_roundingfn_2): Likewise.
965 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
967 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
968 *sse_nand<mode>3, *sse_xor<mode>3): New.
970 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
973 * config/i386/i386.c (print_operand): Handle ';' code. Output
974 semicolon for TARGET_MACHO.
975 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
976 emit semicolon after 'lock' prefix.
977 (sync_double_compare_and_swap<mode>): Ditto.
978 (*sync_double_compare_and_swapdi_pic): Ditto.
979 (*sync_compare_and_swap_cc<mode>): Ditto.
980 (sync_double_compare_and_swap_cc<mode>): Ditto.
981 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
982 (sync_old_add<mode>): Ditto.
983 (sync_add<mode>): Ditto.
984 (sync_sub<mode>): Ditto.
985 (sync_ior<mode>): Ditto.
986 (sync_and<mode>): Ditto.
987 (sync_xor<mode>): Ditto.
989 2007-08-22 Chao-ying Fu <fu@mips.com>
991 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
993 (copy_rtx): Handle CONST_FIXED.
994 (rtx_equal_p): Likewise.
995 * rtl.h (fixed_value.h): New include.
996 (rtx_def): Add a new field of fixed_value to u.
997 (XCNMPFV): Define for accessing fixed_value.
998 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
1000 * rtl.def (CONST_FIXED): New constant.
1001 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
1002 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
1003 US_ASHIFT): New codes.
1004 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
1005 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
1006 unsigned_fract_convert, unsigned_sat_fract): Document them.
1007 * varasm.c (assemble_integer): Extend to support fixed-point constants
1008 by using different machine classes.
1009 (decode_addr_const): Handle FIXED_CST.
1010 (const_hash_1): Likewise.
1011 (compare_constant): Likewise.
1012 (copy_constant): Likewise.
1013 (const_rtx_hash_1): Handle CONST_FIXED.
1014 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1015 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1017 (initializer_constant_valid_p): Handle FIXED_CST.
1018 (output_constant): Support FIXED_POINT_TYPE.
1019 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1020 * cse.c (hash_rtx): Support CONST_FIXED.
1021 (exp_equiv_p): Likewise.
1022 (cannon_reg): Likewise.
1023 (fold_rtx): Likewise.
1024 (equiv_constant): Likewise.
1025 (cse_process_notes_1): Likewise.
1026 (count_reg_usage): Likewise.
1027 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1028 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1029 (wrap_constant): Check CONST_FIXED.
1030 (cselib_hash_rtx): Support CONST_FIXED.
1031 (cselib_subst_to_values): Likewise.
1032 * df-scan.c (df_uses_record): Likewise.
1033 * gcse.c (want_to_gcse_p): Likewise.
1034 (oprs_unchanged_p): Likewise.
1035 (oprs_not_set_p): Likewise.
1036 (compute_transp): Likewise.
1037 (extract_mentioned_regs_helper): Likewise.
1038 * genemit.c (gen_exp): Likewise.
1039 * local-alloc.c (equiv_init_varies_p): Likewise.
1040 (contains_replace_regs): Likewise.
1041 (memref_referenced_p): Likewise.
1042 * loop-invariant.c (check_maybe_invariant): Likewise.
1043 (hash_invariant_expr_1): Likewise.
1044 (invariant_expr_equal_p): Likewise.
1045 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1046 * regclass.c (reg_scan_mark_refs): Likewise.
1047 * regrename.c (scan_rtx): Likewise.
1048 * resource.c (mark_referenced_resources): Likewise.
1049 (mark_set_resources): Likewise.
1050 * rtlanal.c (rtx_unstable_p): Likewise.
1051 (rtx_varies_p): Likewise.
1052 (count_occurrences): Likewise.
1053 (reg_mentioned_p): Likewise.
1054 (modified_between_p): Likewise.
1055 (modified_in_p): Likewise.
1056 (volatile_insn_p): Likewise.
1057 (volatile_refs_p): Likewise.
1058 (side_effects_p): Likewise.
1059 (may_trap_p_1): Likewise.
1060 (inequality_comparisons_p): Likewise.
1061 (computed_jump_p_1): Likewise.
1062 (commutative_operand_precedence): Likewise.
1063 * sched-deps.c (sched_analyze_2): Likewise.
1064 * sched-vis.c (print_value): Likewise.
1065 * reload.c (operands_match_p): Likewise.
1066 (subst_reg_equivs): Likewise.
1067 * reload1.c (eliminate_regs_1): Likewise.
1068 (elimination_effects): Likewise.
1069 (scan_paradoxical_subregs): Likewise.
1070 * alias.c (rtx_equal_for_memref_p): Likewise.
1071 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1072 * emit-rtl.c (const_fixed_htab): New hash table.
1073 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1075 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1076 const_fixed_from_fixed_value): New functions.
1077 (verify_rtx_sharing): Handle CONST_FIXED.
1078 (copy_rtx_if_shared_1): Likewise.
1079 (reset_used_flags): Likewise.
1080 (set_used_flags): Likewise.
1081 (copy_insn_1): Likewise.
1082 (init_emit_once): Create const_fixed_htab.
1083 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1085 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1087 PR tree-optimization/32949
1088 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1089 before failing for ivs with non-constant step.
1091 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1093 * doc/md.texi (Iterators): Renamed from Macros. All contents
1094 changed to reflect rename of respectively define_code_macro and
1095 define_mode_macro to define_code_iterator and define_mode_iterator.
1096 (Mode Iterators, Code Iterators): Similar.
1097 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1098 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1099 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1100 (initialize_iterators, find_iterator, check_code_iterator)
1101 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1102 (read_mapping, read_rtx_1): Similar.
1103 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1104 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1105 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1106 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1107 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1108 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1109 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1110 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1111 config/rs6000/sync.md, config/rs6000/rs6000.md,
1112 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1113 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1114 config/vax/vax.md, config/bfin/bfin.md: Similar.
1116 2007-08-22 David Daney <ddaney@avtrex.com>
1118 * doc/install.texi (Testing): Mention testing on a simulator.
1120 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1122 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1124 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1125 and rearrange floating point conversion functions into different
1128 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1130 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1131 dfa_post_advance_cycle): New scheduler hooks.
1132 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1133 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1135 (TARGET_SCHED): Use them.
1136 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1137 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1138 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1140 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1141 function to facilitate debugging.
1142 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1143 (output_insn_has_dfa_reservation_p): New static function to output
1144 insn_has_dfa_reservation_p ().
1145 (write_automata): Use it.
1146 * genattr.c (main): Output declaration for
1147 insn_has_dfa_reservation_p ().
1149 2007-08-22 Christian Bruel <christian.bruel@st.com>
1150 Richard Guenther <rguenther@suse.de>
1152 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1153 * simplify_rtx (simplify_binary_operation_1): Likewise.
1155 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1157 PR rtl-optimization/32557
1158 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1159 of REGNO (mws->mw_reg).
1161 2007-08-22 Richard Guenther <rguenther@suse.de>
1164 * builtins.c (expand_builtin_int_roundingfn): Replace call
1165 argument wrapped with SAVE_EXPR directly.
1166 (expand_builtin_int_roundingfn_2): Likewise.
1168 2007-08-22 Richard Guenther <rguenther@suse.de>
1170 * tree-inline.c (inlinable_function_p): Restore disregarding
1171 inline limits for GNU extern inline functions.
1173 2007-08-22 Richard Guenther <rguenther@suse.de>
1176 * tree.c (host_integerp): Treat sizetype as signed as it is
1179 2007-08-21 Ian Lance Taylor <iant@google.com>
1181 PR tree-optimization/33134
1182 * tree-vrp.c (adjust_range_with_scev): Call
1183 set_value_range_to_value.
1185 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1187 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1190 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1192 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1195 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1197 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1198 cases to set eight bytes at a time.
1199 (expand_block_move): Likewise.
1201 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1204 * dwarf2out.c (gen_decl_die): Don't call
1205 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1207 2007-08-21 Paul Brook <paul@codesourcery.com>
1208 Nathan Sidwell <nathan@codesourcery.com>
1209 Mark Mitchell <mark@codesourcery.com>
1210 Joseph Myers <joseph@codesourcery.com>
1212 * configure.ac: Add --with-pkgversion and --with-bugurl.
1213 * configure: Regenerate.
1214 * doc/install.texi: Document them.
1215 * version.c (version_string): Remove VERSUFFIX.
1216 (VERSUFFIX): Remove.
1217 (pkgversion_string): New.
1218 (bug_report_url): Do not hard-code initializer.
1219 * version.h (pkgversion_string): Declare.
1220 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1222 (version.o): Define PKGVERSION and BUGURL.
1223 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1224 (%.pod): Define BUGURL.
1225 * gcc.c (process_command, main): Use pkgversion_string.
1226 * toplev.c (compile_file, print_version): Likewise.
1227 * protoize.c (main): Likewise.
1228 * gcov.c (print_version): Likewise. Update copyright date.
1229 * gcov-dump.c (print_version): Likewise. Update copyright date.
1230 * mips-tdump.c (main): Likewise. Update copyright date.
1231 * mips-tfile.c (main): Likewise. Update copyright date.
1232 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1233 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1234 shorten description.
1235 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1236 * doc/gccint.texi: Likewise.
1237 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1238 Update copyright date.
1240 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1243 (ix86_expand_strlensi_unroll_1): Ditto.
1244 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1245 (ix86_expand_carry_flag_compare): Update comment.
1247 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1250 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1251 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1253 2007-08-21 Richard Guenther <rguenther@suse.de>
1255 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1257 2007-08-21 Richard Guenther <rguenther@suse.de>
1260 * fold-const.c (fold_binary): Remove index +p PTR folding.
1261 Fix types of POINTER_PLUS_EXPR generated by folding of
1264 2007-08-20 Chao-ying Fu <fu@mips.com>
1266 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1267 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1268 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1269 (c_common_fixed_point_type_for_size): Declare.
1270 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1271 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1272 (c_token_starts_declspecs): Likewise.
1273 (c_parser_declspecs): Likewise.
1274 (c_parser_attributes): Likewise.
1275 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1276 (c_declspecs): Add saturating_p.
1277 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1278 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1279 _Sat. Handle RID_SAT.
1280 Avoid using void, bool, char, int, float, double, _Decimal32,
1281 _Decimal64, _Decimal128, and complex with _Sat.
1282 Handle RID_FRACT and RID_ACCUM.
1283 Make sure _Sat is used with _Fract or _Accum.
1284 (finish_declspecs): Handle cts_fract and cts_accum.
1285 * c-common.c (fixed-value.h): New include.
1286 (constant_expression_warning): Handle FIXED_CST.
1287 (overflow_warning): Likewise.
1288 (warnings_for_convert_and_check): Likewise.
1289 (c_common_fixed_point_type_for_size): New.
1290 (c_common_type_for_mode): Handle fixed-point modes to
1291 return various saturating/non-saturating, signed/unsigned types.
1292 (c_common_signed_or_unsigned_type): Support fixed-point types.
1293 (shorten_compare): Check fixed-point zero.
1294 Handle FIXED_POINT_TYPE.
1295 (c_common_truthvalue_conversion): Handle FIXED_CST.
1296 Handle FIXED_POINT_TYPE.
1297 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1299 (handle_mode_attribute): Handle fixed-point modes. Need to check
1300 if the signness of base type and fixed-point modes are consistent.
1301 (handle_vector_size_attribute): Handle fixed-point modes.
1302 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1303 (warn_for_div_by_zero): Check fixed-point zero.
1304 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1305 a common fixed-point type based on fbit, ibit, sign, and saturation.
1306 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1307 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1308 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1309 (convert_for_assignment): Support FIXED_POINT_TYPE.
1310 (digest_init): Handle FIXED_POINT_TYPE.
1311 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1312 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1313 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1314 GE_EXPR, LT_EXPR, GT_EXPR.
1315 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1316 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1317 * target.h (gcc_target): Add fixed_point_supported_p.
1318 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1319 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1320 (default_fixed_point_supported_p): Define.
1321 * targhooks.h (default_fixed_point_supported_p): Declare.
1322 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1323 * doc/install.texi (Configuration): Add --enable-fixed-point.
1324 * configure.ac (--enable-fixed-point): New to enable fixed-point
1325 arithmetic extension to C. For mips targets, we enable it by default.
1326 * configure, config.in: Regenerate.
1328 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1330 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1332 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1334 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1335 DWARF2_DEBUGGING_INFO.
1336 (cold_text_section_used): Same.
1337 (cold_text_section): Same.
1339 2007-08-20 Richard Guenther <rguenther@suse.de>
1341 * c-typeck.c (convert_for_assignment): Use the type of
1342 the member for the initialization.
1344 2007-08-20 Richard Guenther <rguenther@suse.de>
1346 * c-objc-common.c (c_disregard_inline_limits): Remove.
1347 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1348 * cgraphunit.c (cgraph_process_new_functions): Call
1349 disregard_inline_limits_p.
1350 (cgraph_preserve_function_body_p): Likewise.
1351 * ipa-inline.c (compute_inline_parameters): Likewise.
1352 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1354 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1355 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1356 disregard_inline_limits langhook.
1357 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1359 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1360 disregard_inline_limits langhook.
1361 * tree-inline.c (disregard_inline_limits_p): New function.
1362 * tree-inline.h (disregard_inline_limits_p): Declare.
1364 2007-08-20 Richard Guenther <rguenther@suse.de>
1366 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1367 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1368 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1369 auto_var_in_fn_p langhook.
1370 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1372 * tree.c (auto_var_in_fn_p): ... here.
1373 (find_var_from_fn): Call auto_var_in_fn_p directly.
1374 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1375 auto_var_in_fn_p langhook.
1376 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1377 (copy_body_r): Likewise.
1378 (self_inlining_addr_expr): Likewise.
1379 * tree.h (auto_var_in_fn_p): Declare.
1381 2007-08-20 Richard Guenther <rguenther@suse.de>
1383 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1384 (walk_type_fields): Take lh parameter.
1385 (walk_tree): Rename to ...
1386 (walk_tree_1): ... this. Do not call the walk_subtrees
1387 langhook but the now passed callback. Pass lh on recursion.
1388 (walk_tree_without_duplicates): Rename to ...
1389 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1390 and call walk_tree_1.
1391 * tree.h (walk_tree_lh): New typedef.
1392 (walk_tree_1): Declare.
1393 (walk_tree_without_duplicates_1): Likewise.
1394 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1395 (walk_tree_without_duplicates): New define to
1396 walk_tree_without_duplicates_1 with NULL lh parameter.
1397 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1398 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1400 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1401 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1402 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1405 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1408 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1409 code in front of the compacting of basic blocks.
1410 Move the folding of statements inbetween the cgraph checking
1411 and compacting of basic blocks.
1413 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1414 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1417 * config/alpha/alpha.c (va_list_skip_additions): Check for
1418 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1419 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1420 PLUS_EXPR when checking ap.__base.
1421 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1422 when doing addition on pointer types. Use size_int instead of
1424 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1425 ptr_type in the second operand.
1427 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1430 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1432 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1435 * cfgexpand.c (expand_one_register_var): Mark pointer
1436 DECL_ARTIFICIAL as REG_POINTER also.
1437 * stmt.c (expand_decl): Likewise.
1439 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1446 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1447 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1448 on_worklist argument and avoid adding things to worklist multiple
1450 (add_to_worklist): Ditto.
1451 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1452 single SFT is clobbered.
1453 (set_initial_properties): Ditto.
1454 (compute_call_clobbered): Update for changes to function
1456 (create_overlap_variables_for): Always create SFT for offset 0.
1457 (create_structure_vars): Handle PHI's, since we are in SSA form at
1459 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1460 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1462 (add_vars_for_offset): Figure out aliases from access + points-to.
1463 (add_virtual_operand): Use add_vars-for_offset.
1464 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1465 (add_call_clobber_ops): Remove makes_clobbering_call set.
1466 (get_expr_operands): Always pass through the INDIRECT_REF
1468 * tree-ssa-structalias.c (struct constraint_graph): Remove
1470 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1471 address_taken, pt_used, number_incoming.
1472 (FIRST_ADDR_NODE): Removed.
1473 (merge_graph_nodes): Remove broken code for the moment.
1474 (init_graph): New function.
1475 (build_pred_graph): Remove code to init_graph.
1476 Add location equivalence support.
1477 (struct scc_info): Rename roots to deleted.
1479 (init_scc_info): Ditto
1480 (init_topo_info): Use graph->size.
1481 (compute_topo_order): Ditto.
1482 (do_da_constraint): Removed.
1483 (do_sd_constraint): Remove calls to find().
1484 set_union_with_increment should always get 0 as last arg here.
1485 (do_complex_constraint): Replace do_da_constraint with assert.
1487 (struct equiv_class_label): New.
1488 (pointer_equiv_class_table): Ditto.
1489 (location_equiv_class_table): Ditto.
1490 (equiv_class_label_hash): Ditto.
1491 (equiv_class_label_eq): Ditto
1492 (equiv_class_lookup): Ditto.
1493 (equiv_class_ladd): Ditto.
1494 (pointer_equiv_class): Ditto.
1495 (location_equiv_class): Ditto.
1496 (condense_visit): Rename and rewrite from label_visit to do only
1497 SCC related stuff for HU.
1498 (label_visit): Do HU work for HU.
1499 (perform_var_substitution): Update to do HU and location
1501 (free_var_substitution_info): Update to free HU and location
1502 equivalence structures. */
1503 (find_equivalent_node): Update for pointer but not location
1505 (unite_pointer_equivalences): New function.
1506 (move_complex_constraints): Rewrite to only do moving.
1507 (rewrite_constraints): Split out of move_complex_constraints.
1508 (solve_graph): Use graph->size.
1509 (process_constraint_1): Add from_call argument, use it.
1510 Split *a = &b into two constraints.
1511 (process_constraint): Use new process_constraint_1.
1512 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1513 (get_constraint_for): Handle non-pointer integers properly.
1514 Remove code that used to handle structures.
1515 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1516 with unknown addends.
1517 (handle_rhs_call): New function.
1518 (find_func_aliases): Use handle_rhs_call.
1519 (set_uids_in_ptset): Add an assert.
1520 (set_used_smts): Fix bug in not considering unified vars.
1521 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1522 (compute_points_to_sets): Update for other function changes.
1523 (delete_points_to_sets): Ditto.
1524 (ipa_pta_execute): Ditto.
1525 (pass_ipa_pta): We need to update SSA after ipa_pta.
1527 2007-08-19 Jan Hubicka <jh@suse.cz>
1529 * i386.md: Replace "rim" and "mri" constraints by "g".
1531 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1533 * dwarf2out.c (text_section_used, cold_text_section_used,
1534 cold_text_section, dwarf2out_note_section_used): New.
1535 (dwarf2out_init): Initialize cold_text_section.
1536 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1537 dwarf2out_note_section_used.
1538 (size_of_aranges): Only count entry for text section if it was
1539 used. Count entry for cold text section if it was used.
1540 (output_aranges): Only output entries for text section and cold
1541 text section if they were used.
1543 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1545 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1547 (debug_generic_stmt): Likewise.
1548 (debug_tree_chain): Likewise.
1550 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1552 * tree-data-refs.c (split_constant_offset): Expose.
1553 * tree-data-refs.h (split_constant_offset): Add declaration.
1555 * tree-vectorizer.h (dr_alignment_support): Renamed
1556 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1557 Added a new value dr_explicit_realign.
1558 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1559 dr_offset, dr_step, and dr_aligned_to, along with new access
1560 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1561 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1562 STMT_VINFO_DR_ALIGNED_TO.
1564 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1566 In case of outer-loop vectorization with non-fixed misalignment - use
1567 the dr_explicit_realign scheme instead of the optimized realignment
1569 (new_stmt_vec_info): Initialize new fields.
1571 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1572 'nested_in_vect_loop' case. Change verbosity level.
1573 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1574 Don't fail on zero step in the outer-loop for loads.
1575 (vect_analyze_data_refs): Call split_constant_offset to calculate
1576 base, offset and init relative to the outer-loop.
1578 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1579 BSI function argument with a new function argument - at_loop.
1580 Simplify the condition that determines STEP. Takes additional argument
1581 INV_P. Support outer-loop vectorization (handle the
1582 nested_in_vect_loop case), including zero step in the outer-loop. Call
1583 vect_create_addr_base_for_vector_ref with additional argument.
1584 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1585 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1586 Fixed and simplified calculation of step.
1587 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1588 of bsi, and with additional argument. Call bump_vector_ptr with
1589 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1590 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1591 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1592 when the realignment setup needs to take place inside the loop.
1593 Support the dr_explicit_realign scheme. Allow generating the optimized
1594 realignment scheme for outer-loop vectorization. Added documentation.
1595 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1596 the 'nested_in_vect_loop' case, including loads that are invariant in
1597 the outer-loop and the realignment schemes. Handle the case when the
1598 realignment setup needs to take place inside the loop. Call
1599 vect_setup_realignment with additional arguments. Call
1600 vect_create_data_ref_ptr with additional argument and with loop instead
1601 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1602 (vect_gen_niters_for_prolog_loop): Call
1603 vect_create_addr_base_for_vector_ref with additional arguments.
1604 (vect_create_cond_for_align_checks): Likewise.
1605 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1606 scheme: takes additional argument bump; argument ptr_incr is now
1607 optional; updated documentation.
1608 (vect_init_vector): Takes additional argument (bsi). Use it, if
1609 available, to insert the vector initialization.
1610 (get_initial_def_for_induction): Pass additional argument in call to
1612 (vect_get_vec_def_for_operand): Likewise.
1613 (vect_setup_realignment): Likewise.
1614 (vectorizable_load): Likewise.
1616 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1618 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1619 as argument instead of struct loop.
1620 (nested_in_vect_loop_p): New function.
1621 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1623 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1624 from other phis in the loop.
1625 (destroy_loop_vec_info): Add additional argument to declaration.
1627 * tree-vectorizer.c (supportable_widening_operation): Also check if
1628 nested_in_vect_loop_p (don't allow changing the order in this case).
1629 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1630 of struct loop. Call nested_in_vect_loop_p and don't require
1631 flag_unsafe_math_optimizations if it returns true.
1632 (new_stmt_vec_info): When setting def_type for phis differentiate
1633 loop-header phis from other phis.
1634 (bb_in_loop_p): New function.
1635 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1636 just update their loop_vinfo. Order of BB traversal now matters -
1637 call dfs_enumerate_from with bb_in_loop_p.
1638 (destroy_loop_vec_info): Takes additional argument to control whether
1639 stmt_vinfo of the loop stmts should be destroyed as well.
1640 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1641 reduction stmt to be defines by a non loop-header phi.
1642 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1644 * tree-vect-transform.c (vectorizable_reduction): Call
1645 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1646 (vectorizable_call): Likewise.
1647 (vectorizable_conversion): Likewise.
1648 (vectorizable_operation): Likewise.
1649 (vectorizable_type_promotion): Likewise.
1650 (vectorizable_type_demotion): Likewise.
1651 (vectorizable_store): Likewise.
1652 (vectorizable_live_operation): Likewise.
1653 (vectorizable_reduction): Likewise. Also pass loop_info to
1654 vect_is_simple_reduction instead of loop.
1655 (vect_init_vector): Call nested_in_vect_loop_p.
1656 (get_initial_def_for_reduction): Likewise.
1657 (vect_create_epilog_for_reduction): Likewise.
1658 (vect_init_vector): Check which loop to work with, in case there's an
1660 (get_initial_def_for_inducion): Extend to handle outer-loop
1661 vectorization. Fix indentation.
1662 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1663 In the case vect_induction_def get the vector def from the induction
1664 phi node, instead of calling get_initial_def_for_inducion.
1665 (get_initial_def_for_reduction): Extend to handle outer-loop
1667 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1669 (vect_transform_loop): Change assert to just skip this case. Add a
1671 (vect_finish_stmt_generation): Add a couple asserts.
1673 (vect_estimate_min_profitable_iters): Multiply
1674 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1676 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1677 this is an inner-loop reduction in outer-loop vectorization.
1679 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1680 Same code as what used to be vect_analyze_scalar_cycles, only with
1681 additional argument loop, and loop_info passed to
1682 vect_is_simple_reduction instead of loop.
1683 (vect_analyze_scalar_cycles): Code factored out into
1684 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1685 Updated documentation.
1686 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1687 outer-loop vectorization that are live or not used in the outerloop,
1688 cause this requires special handling.
1689 (vect_enhance_data_refs_alignment): Don't consider versioning for
1691 (vect_analyze_data_refs): Check that there are no datarefs in the
1693 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1694 and vect_used_in_outer_by_reduction cases.
1695 (process_use): Also consider the case of outer-loop stmt defining an
1696 inner-loop stmt and vice versa.
1697 (vect_analyze_loop_1): New function.
1698 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1699 loops. Call vect_analyze_loop_1.
1700 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1701 been vectorized. Call destroy_loop_vec_info with additional argument.
1703 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1704 in the inner-loop when doing outer-loop vectorization. Add
1705 documentation and printout.
1706 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1707 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1709 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1711 * tree-affine.h (print_aff): New prototype.
1712 (debug_aff): Likewise.
1713 * tree-affine.c (print_aff): New function.
1714 (debug_aff): Likewise.
1716 2007-08-18 Paul Brook <paul@codesourcery.com>
1717 Joseph Myers <joseph@codesourcery.com>
1719 * common.opt (-fdebug-prefix-map=): New option.
1720 * opts.c: Include debug.h.
1721 (common_handle_option): Handle -fdebug-prefix-map.
1722 * final.c: Include ggc.h.
1723 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1724 remap_debug_filename): New.
1725 * Makefile.in (final.o, opts.o): Update dependencies.
1726 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1727 * configure.ac: Check for assembler --debug-prefix-map support.
1728 * configure, config.in: Regenerate.
1729 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1730 (ASM_DEBUG_SPEC): Include ASM_MAP.
1731 * doc/install.texi (--with-debug-prefix-map): Document.
1732 * doc/invoke.texi (-fdebug-prefix-map): Document.
1733 * dbxout.c (dbxout_init, dbxout_start_source_file,
1734 dbxout_source_file): Call remap_debug_filename.
1735 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1736 dwarf2out_start_source_file, dwarf2out_finish): Call
1737 remap_debug_filename.
1738 (file_table_relative_p): Do not check d->emitted_number.
1739 * toplev.c (output_file_directive): Call remap_debug_filename.
1740 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1741 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1743 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1745 * loop-invariant.c (find_invariants_to_move): Add missing macro
1748 2007-08-17 Tom Tromey <tromey@redhat.com>
1750 * tree.h (struct tree_label_decl): Removed old "java" fields.
1752 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1753 Nigel Stephens <nigel@mips.com>
1755 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1756 Treat -mno-data-in-code and -mcode-xonly as aliases for
1757 -mcode-readable=no and -mcode-readable=pcrel respectively.
1758 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1759 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1760 (MULTILIB_DIRNAMES): Update accordingly.
1762 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1764 * Makefile.in (version.o): Depend on $(REVISION) only if
1765 REVISION_s is defined.
1767 2007-08-17 Sa Liu <saliu@de.ibm.com>
1768 Ulrich Weigand <uweigand@de.ibm.com>
1771 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1772 use build_qualified_type to retain qualifiers of the base type.
1774 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1776 * config/score/score.md : Update pattern tablejump.
1777 * config/score/score.c : Update score_initialize_trampoline
1779 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1780 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1781 * doc/contrib.texi: Add my entry.
1783 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1785 * Makefile.in (REVISION): New.
1788 (version.o): Also depend on $(REVISION). Add
1789 -DREVISION=$(REVISION_s).
1791 * version.c (version_string): Add REVISION.
1793 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1795 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1796 of GOTO that's relocated to a different block.
1798 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1800 * c-common.c (const_strip_array_types): New.
1801 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1802 (const_strip_array_types): New.
1803 * c-objc-common.c (c_disregard_inline_limits,
1804 c_warn_unused_global_decl): Constify.
1805 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1806 c_vla_type_p, c_incomplete_type_error): Likewise.
1807 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1808 * hooks.c (hook_bool_const_tree_false): New.
1809 * hooks.h (hook_bool_const_tree_false): Likewise.
1810 * langhooks-def.h (lhd_warn_unused_global_decl,
1811 lhd_incomplete_type_error, lhd_expr_size,
1812 lhd_tree_inlining_disregard_inline_limits,
1813 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1814 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1815 * langhooks.c (lhd_warn_unused_global_decl,
1816 lhd_incomplete_type_error,
1817 lhd_tree_inlining_disregard_inline_limits,
1818 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1819 lhd_expr_size): Likewise.
1820 * langhooks.h (lang_hooks_for_tree_inlining,
1821 lang_hooks_for_tree_dump, lang_hooks_for_types,
1822 lang_hooks_for_decls, lang_hooks): Likewise.
1823 * pointer-set.c (pointer_set_t, pointer_set_create,
1824 pointer_set_contains, insert_aux, pointer_set_insert,
1825 pointer_set_traverse, pointer_map_t, pointer_map_create,
1826 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1828 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1829 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1830 pointer_map_traverse): Likewise.
1831 * predict.c (assert_is_empty): Likewise.
1832 * tree-affine.c (free_name_expansion): Likewise.
1833 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1834 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1835 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1837 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1839 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1841 (destroy_loop_vec_info): Add call to VEC_free.
1842 * tree-vectorizer.h (may_alias_ddrs): Define.
1843 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1844 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1845 Change reporting to dump.
1846 (vect_is_duplicate_ddr): New.
1847 (vect_mark_for_runtime_alias_test): New.
1848 (vect_analyze_data_ref_dependences) Add call to
1849 vect_mark_for_runtime_alias_test.
1850 (vect_enhance_data_refs_alignment): Define local variable
1851 vect_versioning_for_alias_required, don't perform
1852 peeling for alignment if versioning for alias is
1854 (vect_enhance_data_refs_alignment): Use
1855 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1856 PARAM_VECT_MAX_VERSION_CHECKS.
1857 * tree-vect-transform.c
1858 (vect_create_cond_for_alias_checks): New.
1859 (vect_transform_loop): Add call to
1860 vect_create_cond_for_alias_checks.
1861 (vect_vfa_segment_size): New.
1862 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1864 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1865 * gcc/doc/invoke.texi
1866 (vect-max-version-for-alignment-checks): Document.
1867 (vect-max-version-for-alias-checks): Document.
1868 (vect-max-version-checks): Remove.
1870 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1872 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1873 the same line as the instruction for all asm dialects.
1874 (*rep_movsi): Ditto.
1875 (*rep_movsi_rex64): Ditto.
1876 (*rep_movqi): Ditto.
1877 (*rep_movqi_rex64): Ditto.
1878 (*rep_stosdi_rex64): Ditto.
1879 (*rep_stossi): Ditto.
1880 (*rep_stossi_rex64): Ditto.
1881 (*rep_stosqi): Ditto.
1882 (*rep_stosqi_rex64): Ditto.
1883 (*cmpstrnqi_nz_1): Ditto.
1884 (*cmpstrnqi_nz_rex_1): Ditto.
1885 (*cmpstrnqi_1): Ditto.
1886 (*cmpstrnqi_rex_1): Ditto.
1887 (*strlenqi_1): Ditto.
1888 (*strlenqi_rex_1): Ditto.
1889 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1890 prefix on the same line as the instruction for all asm dialects.
1891 (sync_double_compare_and_swap<mode>): Ditto.
1892 (*sync_double_compare_and_swapdi_pic): Ditto.
1893 (*sync_compare_and_swap_cc<mode>): Ditto.
1894 (sync_double_compare_and_swap_cc<mode>): Ditto.
1895 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1896 (sync_old_add<mode>): Ditto.
1897 (sync_add<mode>): Ditto.
1898 (sync_sub<mode>): Ditto.
1899 (sync_ior<mode>): Ditto.
1900 (sync_and<mode>): Ditto.
1901 (sync_xor<mode>): Ditto.
1903 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1906 * reload.c (find_reloads): Check that the memory returned by
1907 find_reloads_toplev was not the result of forcing a constant
1909 (find_reloads_toplev): Always use simplify_gen_subreg to get
1910 the subreg of a constant. If the result is also a constant,
1911 but not a legitimate one, force it into the constant pool
1912 and reload its address.
1914 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1916 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1919 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1921 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1922 directive for the current vector ABI.
1924 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1927 * caller-save.c (reg_save_code): Set invalide status on restore code.
1929 2007-08-15 Diego Novillo <dnovillo@google.com>
1931 * tree-ssa-alias.c (compute_memory_partitions): Use
1932 alias_bitmap_obstack to allocate bitmaps.
1933 (reset_alias_info): Factor out of init_alias_info.
1934 Mark all name tags not associated to an SSA name for renaming.
1935 (init_alias_info): Call it.
1936 (create_name_tags): Tidy. Add comments.
1937 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1939 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1941 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1942 scheduler dependencies.
1944 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1946 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1948 (*iorsi_1_zext): Likewise.
1949 (*iorsi_1_zext_imm): Likewise.
1950 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1951 with "rm"/"xm" constraint.
1952 (sse2_vmsqrtv2df2): Likewise.
1954 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1957 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1960 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1962 * tree-pass.h (PROP_pta): Removed.
1963 (TODO_rebuild_alias): New.
1964 (pass_may_alias): Removed.
1965 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1966 aliasing if we changed something.
1967 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1969 (pass_may_alias): Removed.
1970 (create_structure_vars): Return TODO_rebuild_alias.
1971 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1972 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1974 (tree_sra_early): We never affect aliasing right now.
1975 * tree-flow.h (compute_may_aliases): New prototype.
1976 * passes.c: Remove pass_may_alias from the passes.
1977 (execute_function_todo): Support TODO_rebuild_alias.
1979 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1981 * i386.c: (legitimize_address): Move dllimported variable check
1982 infront of legitimizing pic address of CONST symbols.
1984 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1986 PR tree-optimization/32941
1987 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1988 (goto_queue_cmp): Remove.
1989 (find_goto_replacement): Change search method.
1990 (maybe_record_in_goto_queue): Add assert.
1991 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1992 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1994 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1996 * alias.c (component_uses_parent_alias_set): Constify.
1997 * alias.h (component_uses_parent_alias_set): Likewise.
1998 * cfgrtl.c (print_rtl_with_bb): Likewise.
1999 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
2000 mpz_get_double_int): Likewise.
2001 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
2002 mpz_get_double_int): Likewise.
2003 * expr.c (is_aligning_offset, undefined_operand_subword_p,
2004 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
2006 * expr.h (safe_from_p): Likewise.
2007 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
2009 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2010 zero_sized_type, goa_lhs_expr_p): Likewise.
2011 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2012 * rtl.h (print_rtl_with_bb): Likewise.
2013 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2014 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2015 * tree-flow-inline.h (bb_stmt_list): Constify.
2016 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2018 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2019 const_first_stmt, const_last_stmt): New.
2020 (block_may_fallthru, empty_block_p): Constify.
2021 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2022 EXPR_ONLY_BODY): New.
2023 (expr_first, expr_last, expr_only): Use macro for body.
2024 (const_expr_first, const_expr_last, const_expr_only): New.
2025 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2026 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2027 ctsi_prev, ctsi_stmt): New.
2028 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2029 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2030 * tree-ssa-loop-niter.c (loop_only_exit_p,
2031 derive_constant_upper_bound): Likewise.
2032 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2033 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2034 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2035 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2036 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2037 * tree.c (get_type_static_bounds): Likewise.
2038 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2039 (get_type_static_bounds): Constify.
2041 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2044 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2045 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2046 (*<addsub><mode>3_cc_overflow): New.
2047 (*add<mode>3_cconly_overflow): New.
2048 (*sub<mode>3_cconly_overflow): New.
2049 (*<addsub>si3_zext_cc_overflow): New.
2050 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2051 CCCmode for LTU, GTU, LEU and GEU.
2052 (ix86_comparison_operator): Likewise.
2053 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2054 * config/i386/i386.c (put_condition_code): Support CCCmode.
2055 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2056 or MINUS expressions.
2058 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2061 * c-typeck.c (build_binary_op): Disallow vector float types with
2062 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2064 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2066 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2067 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2068 (dep_def): New typedef.
2069 (init_dep_1, sd_debug_dep): Declare functions.
2070 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2071 (debug_dep_links): Remove.
2072 (struct _deps_list): New field 'n_links'.
2073 (DEPS_LIST_N_LINKS): New macro.
2074 (FOR_EACH_DEP_LINK): Remove.
2075 (create_deps_list, free_deps_list, delete_deps_list): Remove
2077 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2078 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2079 (copy_deps_list_change_con, move_dep_link): Ditto.
2080 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2081 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2083 (INSN_BACK_DEPS): Remove.
2084 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2086 (INSN_DEP_COUNT): Remove.
2087 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2088 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2089 Declare global variables.
2090 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2091 (add_forw_dep, compute_forward_dependences): Remove declarations.
2092 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2093 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2094 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2096 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2098 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2099 (sd_list_types_def): New typedef.
2100 (sd_next_list): Declare function.
2101 (struct _sd_iterator): New type.
2102 (sd_iterator_def): New typedef.
2103 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2105 (FOR_EACH_DEP): New cycle wrapper.
2106 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2108 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2109 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2112 * sched-deps.c (init_dep_1): Make global.
2113 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2115 (dump_dep): New static function.
2116 (dump_dep_flags): New static variable.
2117 (sd_debug_dep): New function.
2118 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2120 (move_dep_link): Use remove_from_deps_list (), instead of
2122 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2123 (dep_link_is_detached_p): New static function.
2124 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2126 (dn_pool, dl_pool): New alloc_pools.
2127 (dn_pool_diff, dl_pool_diff): New static variables.
2128 (create_dep_node, delete_dep_node): New static function.
2129 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2130 (deps_list_empty_p): Make it static. Use 'n_links' field.
2131 (deps_pools_are_empty_p): New static function.
2132 (alloc_deps_list, delete_deps_list): Remove.
2133 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2134 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2135 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2136 (forward_dependency_cache): Remove.
2137 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2138 'back' from the names. Change signature to use dep_t instead of
2140 (add_back_dep): Ditto. Make global.
2141 (check_dep_status): Rename to check_dep ().
2142 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2144 (sd_finish_insn): Ditto.
2145 (sd_find_dep_between_no_cache): New static function.
2146 (sd_find_dep_between): New function.
2147 (ask_dependency_caches, set_dependency_caches): New static functions.
2148 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2149 (add_or_update_dep_1): Separate pieces of functionality into
2150 ask_dependency_caches (), update_dependency_caches (),
2151 change_spec_dep_to_hard (), update_dep ().
2152 (get_back_and_forw_lists): New static function.
2153 (sd_add_dep): Separate setting of dependency caches into
2154 set_dependency_caches ().
2155 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2157 (sd_delete_dep): Ditto.
2158 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2159 (dump_lists): New static function.
2160 (sd_debug_lists): New debug function.
2161 (delete_all_dependences, fixup_sched_groups): Update to use
2162 sd_* infrastructure.
2163 (sched_analyze_2): Create data-speculative dependency only if
2164 data-speculation is enabled.
2165 (sched_analyze_insn): If insn cannot be speculative, make all its
2166 dependencies non-speculative.
2167 (sched_analyze): Use sd_init_insn ().
2168 (add_forw_dep, compute_forward_dependencies): Remove.
2169 (delete_dep_nodes_in_back_deps): New static function.
2170 (sched_free_deps): New function.
2171 (init_dependency_caches): Init alloc_pools.
2172 (extend_depedency_caches): Update after removing of
2173 forward_dependency_cache.
2174 (free_dependency_caches): Ditto. Free alloc_pools.
2175 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2176 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2178 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2179 (add_dependence): Use init_dep ().
2180 (get_dep_weak_1): New static function.
2181 (get_dep_weak): Move logic to get_dep_weak_1 ().
2182 (dump_ds): New static function moved from haifa-sched.c:
2183 debug_spec_status ().
2184 (debug_ds): New debug function.
2185 (check_dep_status): Rename to check_dep (). Update to check whole
2188 * haifa-sched.c (spec_info): Make global.
2189 (added_recovery_block_p): Rename to
2190 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2191 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2192 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2193 to use new interfaces.
2194 (ok_for_early_queue_removal): Ditto.
2195 (schedule_block): Initialize logical uids of insns emitted by the
2197 (sched_init): Initialize new variable.
2198 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2200 (extend_global): Initialize insn data.
2201 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2202 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2204 (add_to_speculative_block): Update to use new interfaces.
2205 (create_recovery_block): Set new variables.
2206 (create_check_block_twin, fix_recovery_deps): Update to use new
2208 (sched_insn_is_legitimate_for_speculation_p): New function.
2209 (speculate_insn): Move checking logic to
2210 sched_insn_is_legitimate_for_speculation_p ().
2211 (sched_remove_insn): Finalize sched-deps information of instruction.
2212 (clear_priorities, add_jump_dependencies): Update to use new
2214 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2216 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2217 to use new interfaces.
2218 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2219 (new_ready): Try to use control speculation only if it is available.
2220 (add_branch_dependences): Update to use new interfaces.
2221 (compute_block_backward_dependences): Rename to
2222 compute_block_dependences (). Call
2223 targetm.sched.dependencies_evaluation_hook ().
2224 (free_block_dependencies): New static function.
2225 (debug_dependencies): Update to use new interfaces.
2226 (schedule_region): Remove separate computation of forward dependencies.
2227 Move call of targetm.sched.dependencies_evaluation_hook () to
2228 compute_block_dependences (). Free dependencies at the end of
2229 scheduling the region.
2231 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2233 (add_deps_for_risky_insns): Ditto.
2234 (schedule_ebb): Remove separate computation of forward dependencies.
2235 Free dependencies at the end of scheduling the ebb.
2237 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2238 (build_intra_loop_deps): Ditto. Remove separate computation of
2239 forward dependencies. Free sched-deps dependencies.
2241 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2242 to use new interfaces.
2243 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2245 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2247 (is_costly_group): Ditto.
2249 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2251 * alias.c (rtx_equal_for_memref_p): Constify.
2252 * basic-block.h (const_edge, const_basic_block): New.
2253 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2254 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2255 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2256 probably_never_executed_bb_p, edge_probability_reliable_p,
2257 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2258 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2260 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2261 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2263 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2264 flow_nodes_print, dfs_enumerate_from): Likewise.
2265 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2266 control_flow_insn_p, count_basic_blocks): Likewise.
2267 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2268 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2269 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2270 average_num_loop_insns, loop_exit_edge_p,
2271 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2272 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2273 average_num_loop_insns, seq_cost): Likewise.
2274 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2275 * dominance.c (dominated_by_p): Likewise.
2276 * emit-rtl.c (validate_subreg): Likewise.
2277 * except.c (can_throw_internal, can_throw_external): Likewise.
2278 * except.h (can_throw_internal, can_throw_external): Likewise.
2279 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2280 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2281 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2282 simple_mem, store_ops_ok, load_kills_store, find_loads,
2283 store_killed_in_insn, store_killed_after, store_killed_before,
2284 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2286 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2287 noce_mem_write_may_trap_or_fault_p): Likewise.
2288 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2290 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2292 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2293 probably_cold_bb_p, probably_never_executed_bb_p,
2294 edge_probability_reliable_p, br_prob_note_reliable_p,
2295 can_predict_insn_p): Likewise.
2296 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2297 * resource.c (return_insn_p): Likewise.
2298 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2300 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2301 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2302 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2303 verify_gimple_modify_stmt): Likewise.
2304 * tree-chrec.c (is_not_constant_evolution,
2305 is_multivariate_chrec_rec, is_multivariate_chrec,
2306 chrec_contains_symbols, chrec_contains_undetermined,
2307 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2308 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2309 eq_evolutions_p, scev_direction): Likewise.
2310 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2311 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2312 chrec_contains_symbols_defined_in_loop,
2313 chrec_contains_undetermined, tree_contains_chrecs,
2314 evolution_function_is_affine_multivariate_p,
2315 evolution_function_is_univariate_p, chrec_zerop,
2316 evolution_function_is_constant_p, evolution_function_is_affine_p,
2317 evolution_function_is_affine_or_constant_p,
2318 tree_does_not_contain_chrecs, chrec_type): Likewise.
2319 * tree-data-ref.c (tree_fold_divides_p,
2320 object_address_invariant_in_loop_p, dr_may_alias_p,
2321 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2322 same_access_functions, constant_access_functions,
2323 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2325 * tree-flow.h (scev_direction): Likewise.
2326 * tree-gimple.c (is_gimple_stmt): Likewise.
2327 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2329 * tree-pretty-print.c (op_prio): Likewise.
2330 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2331 analyzable_condition, backedge_phi_arg_p): Likewise.
2332 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2333 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2334 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2337 2007-08-13 Dan Hipschman <dsh@google.com>
2340 * c-format.c (check_format_arg): Move check for zero-length
2341 format strings below the check for unterminated strings.
2343 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2346 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2349 2007-08-13 Nick Clifton <nickc@redhat.com>
2351 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2353 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2356 * c-format.c (gcc_gfc_length_specs): New array.
2357 (gcc_gfc_char_table): Add unsigned specifier, and references to
2358 the l length modifier.
2359 (format_types_orig): Use the new gcc_gfc_length_specs.
2361 2007-08-12 Sa Liu <saliu@de.ibm.com>
2363 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2364 and with REG_RETVAL note after split.
2366 2007-08-11 David Daney <ddaney@avtrex.com>
2368 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2369 as ATTRIBUTE_UNUSED.
2371 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2372 Segher Boessenkool <segher@kernel.crashing.org>
2374 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2375 HAVE_LOCAL_CPU_DETECT not defined.
2377 2007-08-11 Jan Hubicka <jh@suse.cz>
2379 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2380 (cgraph_process_new_functions): Honor previous value of
2381 disregard_inline_limits.
2382 * ipa-inline.c (compute_inline_parameters): Likewise.
2384 2007-08-11 Ian Lance Taylor <iant@google.com>
2386 * alias.h (alias_set_type): Define new type.
2387 (ALIAS_SET_MEMORY_BARRIER): Use it.
2388 * rtl.h: Include alias.h.
2389 (struct mem_attrs): Use alias_set_type.
2390 * tree.h: Include alias.h
2391 (struct tree_type): Use alias_set_type.
2392 (struct tree_struct_field_tag): Likewise.
2393 (struct tree_decl_common): Likewise.
2394 * alias.c (struct alias_set_entry): Use alias_set_type.
2395 (get_alias_set_entry, alias_set_subset_of): Likewise.
2396 (alias_sets_conflict_p): Likewise.
2397 (alias_sets_must_conflict_p): Likewise.
2398 (objects_must_conflict_p): Likewise.
2399 (get_alias_set, new_alias_set): Likewise.
2400 (record_alias_subset, record_component_aliases): Likewise.
2401 (varargs_set, frame_set): Change to alias_set_type.
2402 (get_varargs_alias_set): Use alias_set_type.
2403 (get_frame_alias_set): Likewise.
2404 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2405 * dse.c (struct store_info): Use alias_set_type.
2406 (struct read_info, struct clear_alias_mode_holder): Likewise.
2407 (clear_alias_set_lookup, canon_address): Likewise.
2408 (record_store, check_mem_read_rtx): Likewise.
2409 (dse_record_singleton_alias_set): Likewise.
2410 (dse_invalidate_singleton_alias_set): Likewise.
2411 * emit-rtl.c (get_mem_attrs): Likewise.
2412 (set_mem_attributes_minus_bitpos): Likewise.
2413 (set_mem_alias_set): Likewise.
2414 * expr.c (store_constructor_field, store_field): Likewise.
2415 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2416 * langhooks.c (lhd_get_alias_set): Likewise.
2417 * langhooks-def.h (lhd_get_alias_set): Likewise.
2418 * reload1.c (alter_reg): Likewise.
2419 * tree-flow.h (struct fieldoff): Likewise.
2420 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2421 (may_alias_p, get_smt_for, create_sft): Likewise.
2422 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2423 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2424 (merge_smts_into): Likewise.
2425 * varasm.c (const_alias_set): Likewise.
2426 * c-common.c (strict_aliasing_warning): Likewise.
2427 (c_common_get_alias_set): Likewise.
2428 * dse.h (dse_record_singleton_alias_set): Update declaration.
2429 (dse_invalidate_singleton_alias_set): Likewise.
2430 * emit-rtl.h (set_mem_alias_set): Likewise.
2431 * c-common.h (c_common_get_alias_set): Likewise.
2432 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2433 * print-tree.c (print_node): Likewise.
2434 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2436 (alpha_setup_incoming_varargs): Use alias_set_type.
2437 * config/i386/i386.c (setup_incoming_varargs_64): Use
2439 (setup_incoming_varargs_ms_64): Likewise.
2440 (ix86_GOT_alias_set): Likewise.
2441 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2442 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2443 (set): Change to alias_set_type.
2444 (get_TOC_alias_set): Use alias_set_type.
2445 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2447 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2448 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2450 (struct_value_alias_set): Likewise.
2451 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2453 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2455 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2456 * config/vxworks.h (TARGET_VXWORKS): Override.
2457 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2458 "mips" if TARGET_VXWORKS.
2460 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2462 * calls.c (avoid_likely_spilled_reg): New function.
2463 (expand_call): Use it.
2465 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2467 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2469 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2471 * config/mips/predicates.md (const_call_insn_operand): Invoke
2472 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2474 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2477 * config/rs6000/driver-rs6000.c: Include link.h.
2478 Use ElfW instead of wordsize-specif typedef.
2480 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2482 * system.h (CONST_CAST): New.
2483 * c-decl.c (c_make_fname_decl): Use it.
2484 * c-lex.c (cb_ident, lex_string): Likewise.
2485 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2486 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2487 give_switch, set_multilib_dir): Likewise.
2488 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2489 * passes.c (execute_one_pass): Likewise.
2490 * prefix.c (update_path): Likewise.
2491 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2492 * tree.c (build_string): Likewise.
2494 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2496 * tree-flow-inline.h (is_exec_stmt): Remove.
2497 (is_label_stmt): Remove.
2498 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2501 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2503 * lower-subreg.c (resolve_shift_zext): Don't adjust
2504 src_reg_num for wordmode operands.
2506 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2507 David Ung <davidu@mips.com>
2509 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2510 (TARGET_SCHED_REORDER2): Define.
2511 (mips_maybe_swap_ready): New.
2512 (mips_last_74k_agen_insn): New.
2513 (mips_74k_agen_init): New.
2514 (mips_74k_agen_reorder): New function to group loads and stores
2516 (mips_sched_init): New.
2517 (mips_sched_reorder): Don't do initialization here. Call
2518 mips_74k_agen_reorder.
2519 (mips_variable_issue): Call mips_74k_agen_init.
2521 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2523 * tree-flow-inline.h (get_filename): Remove.
2525 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2527 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2529 (mips_fetch_insns): Delete in favor of...
2530 (mips_load_store_insns): ...this new function.
2531 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2532 to say whether multiword moves _might_ be split.
2533 (mips_fetch_insns): Delete in favor of...
2534 (mips_load_store_insns): ...this new function.
2535 (mips_rtx_costs): Update the call to mips_address_insns.
2536 (mips_address_cost): Likewise.
2537 * config/mips/mips.md (length): Use mips_load_store_insns instead
2538 of mips_fetch_insns.
2539 * config/mips/constraints.md (R): Use mips_address_insns rather
2540 than mips_fetch_insns. Assume that the move never needs to be split.
2542 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2544 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2545 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2546 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2547 * config/mips/mips.h (mips16_hard_float): Delete.
2548 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2549 definitions, and replace with....
2550 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2551 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2552 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2553 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2554 (override_options): Replace MASK_SOFT_FLOAT references with
2555 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2556 and mips16_hard_float when TARGET_MIPS16.
2558 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2561 * c-typeck.c (build_binary_op): Check for non pointer types before
2562 calling int_fits_type_p.
2564 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2567 * fold-const.c (omit_one_operand): Return only the ommitted expression
2568 if the result is an empty statement.
2569 (pedantic_omit_one_operand): Likewise.
2571 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2573 * c-typeck.c (readonly_error): Improve error for assignment.
2575 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2577 (pp_c_expression): Ditto.
2579 2007-08-09 Simon Baldwin <simonb@google.com>
2581 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2582 break that was preventing simplify_associative_operation() for xor.
2584 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2585 Nigel Stephens <nigel@mips.com>
2587 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2588 Document change in interpretation of value from boolean to
2590 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2591 ffs and ctz using clz.
2592 (expand_unop): Call them.
2593 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2595 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2596 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2597 enable the new ffs expansion on this target.
2599 2007-08-09 Jan Hubicka <jh@suse.cz>
2601 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2602 (expand_ternary_op): Likewise.
2603 (expand_vec_shift_expr): Likewise.
2604 (expand_binop_directly): Likewise.
2605 (expand_binop): Likewise.
2606 (sign_expand_binop): Likewise.
2607 (expand_twoval_unop): Likewise.
2608 (expand_twoval_binop): Likewise.
2609 (expand_twoval_binop_libfunc): Likewise.
2610 (widen_clz): Likewise.
2611 (widen_bswap): Likewise.
2612 (expand_parity): Likewise.
2613 (expand_unop): Likewise.
2614 (expand_abs_nojump): Likewise.
2615 (expand_copysign): Likewise.
2616 (emit_no_conflict_block): Likewise.
2617 (emit_libcall_block): Likewise.
2618 (can_compare_p): Likewise.
2619 (prepare_cmp_insn): Likewise.
2620 (emit_cmp_and_jump_insn_1): Likewise.
2621 (prepare_float_lib_cmp): Likewise.
2622 (emit_conditional_add): Likewise.
2623 (gen_add2_insn): Likewise.
2624 (have_add2_insn): Likewise.
2625 (gen_sub2_insn): Likewise.
2626 (have_sub2_insn): Likewise.
2627 (can_extend_p): Likewise.
2628 (can_fix_p): Likewise.
2629 (can_float_p): Likewise.
2630 (expand_float): Likewise.
2631 (expand_fix): Likewise.
2632 (expand_sfix_optab): Likewise.
2633 (new_optab): Likewise.
2634 (new_convert_optab): Likewise.
2635 (init_libfuncs): Likewise.
2636 (init_interclass_conv_libfuncs): Likewise.
2637 (init_intraclass_conv_libfuncs): Likewise.
2638 (set_conv_libfunc): Likewise.
2639 (init_optabs): Likewise.
2640 (debug_optab_libfuncs): Likewise.
2641 (gen_cond_trap): Likewise.
2642 * optabs.h (optab_handler, convert_optab_hanlder): New.
2643 * genopinit.c: Update optabs generation table.
2644 * reload.c (find_reloads_address_1): Use optabs accestors.
2645 * builtins.c (expand_builtin_mathfn): Likewise.
2646 (expand_builtin_mathfn_2): Likewise.
2647 (expand_builtin_mathfn_3): Likewise.
2648 (expand_builtin_interclass_mathfn): Likewise.
2649 (expand_builtin_sincos): Likewise.
2650 (expand_builtin_cexpi): Likewise.
2651 (expand_builtin_powi): Likewise.
2652 (expand_builtin_strlen): Likewise.
2653 * dojump.c (do_jump): Likewise.
2654 * expr.c (convert_move): Likewise.
2655 (move_by_pieces): Likewise.
2656 (move_by_pieces_ninsns): Likewise.
2657 (can_store_by_pieces): Likewise.
2658 (store_by_pieces_1): Likewise.
2659 (emit_move_via_integer): Likewise.
2660 (emit_move_complex): Likewise.
2661 (emit_move_ccmode): Likewise.
2662 (emit_move_insn_1): Likewise.
2663 (emit_single_push_insn): Likewise.
2664 (store_constructor): Likewise.
2665 (expand_expr_real_1): Likewise.
2666 (do_store_flag): Likewise.
2667 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2668 (enumerate_modes): Likewise.
2669 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2670 (supportable_widening_operation): Likewise.
2671 (supportable_narrowing_operation): Likewise.
2672 * expmed.c (store_bit_field_1): Likewise.
2673 (extract_bit_field_1): Likewise.
2674 (expand_mult_highpart_optab): Likewise.
2675 (expand_smod_pow2): Likewise.
2676 (expand_divmod): Likewise.
2677 (emit_store_flag): Likewise.
2678 * tree-vect-patterns.c
2679 (vect_pattern_recog_1): Likewise.
2680 * tree-ssa-loop-prefetch.c
2681 (nontemporal_store_p): Likewise.
2682 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2683 (vect_create_epilog_for_reduction): Likewise.
2684 (vectorizable_reduction): Likewise.
2685 (vectorizable_operation): Likewise.
2686 (vect_strided_store_supported): Likewise.
2687 (vectorizable_store): Likewise.
2688 (vect_strided_load_supported): Likewise.
2689 (vectorizable_load): Likewise.
2690 * combine.c (simplify_comparison): Likewise.
2691 * tree-vect-generic.c
2692 (type_for_widest_vector_mode): Likewise.
2693 (expand_vector_operations_1): Likewise.
2694 * config/spu/spu.c (spu_expand_mov): Likewise.
2695 (spu_emit_vector_compare): Likewise.
2696 * config/rs6000/rs6000.c
2697 (rs6000_emit_vector_compare): Likewise.
2698 * stmt.c (add_case_node): Likewise.
2699 * reload1.c (gen_reload):
2701 2007-08-09 Michael Matz <matz@suse.de>
2703 * tree.h (fixed_zerop): Declare as taking a const_tree.
2704 * tree.c (fixed_zerop): Take a const_tree.
2706 2007-08-09 Ira Rosen <irar@il.ibm.com>
2708 * tree-vect-transform.c (vectorizable_store): Remove call to
2709 copy_virtual_operands() and call mark_symbols_for_renaming() for
2710 the created vector store.
2711 (vect_setup_realignment): Don't call copy_virtual_operands() and
2712 update_vuses_to_preheader().
2713 (vectorizable_load): Don't call copy_virtual_operands().
2714 (update_vuses_to_preheader): Remove.
2716 2007-08-08 Chao-ying Fu <fu@mips.com>
2718 * tree.def (FIXED_POINT_TYPE): New type.
2719 (FIXED_CST): New constant.
2720 (FIXED_CONVERT_EXPR): New expr.
2721 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2722 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2723 * tree.h (struct tree_base): Add saturating_flag.
2724 Remove one bit of spare for saturating_flag.
2725 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2726 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2727 FIXED_POINT_TYPE_P): Define.
2728 (TYPE_SATURATING): Define.
2729 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2730 (struct tree_fixed_cst): New.
2731 (TYPE_IBIT, TYPE_FBIT): Define.
2732 (tree_node): Add fixed_cst.
2733 (enum tree_index): Add new enumeration values of
2734 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2735 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2736 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2737 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2738 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2739 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2740 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2741 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2742 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2743 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2744 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2745 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2746 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2747 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2748 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2749 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2750 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2751 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2752 (sat_short_fract_type_node, sat_fract_type_node,
2753 sat_long_fract_type_node, sat_long_long_fract_type_node,
2754 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2755 sat_unsigned_long_fract_type_node,
2756 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2757 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2758 unsigned_short_fract_type_node, unsigned_fract_type_node,
2759 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2760 sat_short_accum_type_node, sat_accum_type_node,
2761 sat_long_accum_type_node, sat_long_long_accum_type_node,
2762 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2763 sat_unsigned_long_accum_type_node,
2764 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2765 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2766 unsigned_short_accum_type_node, unsigned_accum_type_node,
2767 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2768 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2769 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2770 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2771 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2772 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2773 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2774 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2775 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2776 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2777 sat_uda_type_node, sat_uta_type_node): New macro.
2778 (make_fract_type, make_accum_type): Declare.
2779 (make_signed_fract_type, make_unsigned_fract_type,
2780 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2781 make_signed_accum_type, make_unsigned_accum_type,
2782 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2783 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2784 make_or_reuse_sat_signed_fract_type,
2785 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2786 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2787 make_or_reuse_sat_unsigned_accum_type): New macro.
2788 (fixed_zerop): Declare.
2789 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2790 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2791 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2792 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2793 * treestruct.def: Add TS_FIXED_CST.
2794 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2796 (tree-dump.o): Likewise.
2797 (print-tree.o): Likewise.
2798 (tree-pretty-print.o): Likewise.
2799 (fold-const.o): Likewise.
2800 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2801 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2802 (is_gimple_min_invariant): Handle FIXED_CST.
2803 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2804 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2805 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2806 (layout_type): Handle FIXED_POINT_TYPE.
2807 (make_fract_type, make_accum_type): New functions.
2808 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2809 * tree-dump.c (fixed-value.h): New include.
2810 (dump_fixed): New function.
2811 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2812 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2813 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2814 * tree-pretty-print.c (fixed-value.h): New include.
2815 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2817 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2818 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2819 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2820 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2821 for non-saturating fixed-point types.
2822 (reassociate_bb): Likewise.
2823 * emit-rtl.c (fixed-value.h): New include.
2824 (fconst0, fconst1): New array.
2825 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2826 * tree-vect-generic.c expand_vector_operation): Support
2827 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2829 (type_for_widest_vector_mode): Add one parameter for the
2831 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2833 Pass the satp parameter to type_for_mode for fixed-point types.
2834 (expand_vector_operations_1): Pass the saturating flag to
2835 type_for_widest_vector_mode.
2836 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2837 and MODE_VECTOR_UACCUM.
2838 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2839 (vectorizable_condition): Likewise.
2840 * tree.c (fixed-value.h): New include.
2841 (tree_code_size): Support FIXED_CST.
2842 (build_fixed): New function.
2843 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2844 (fixed_zerop): New function.
2845 (tree_node_structure): Support FIXED_CST.
2846 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2847 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2848 (type_hash_eq): Handle FIXED_POINT_TYPE.
2849 (simple_cst_equal): Support FIXED_CST.
2850 (iterative_hash_expr): Handle FIXED_CST.
2851 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2852 (get_narrower): Likewise.
2853 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2854 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2855 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2856 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2858 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2859 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2860 (initializer_zerop): Support FIXED_CST.
2861 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2862 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2863 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2864 (is_base_type): Handle FIXED_POINT_TYPE.
2865 (add_type_attribute): Handle FIXED_POINT_TYPE.
2866 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2867 * print-tree.c (fixed-value.h): New include.
2868 (print_node_brief): Support FIXED_CST.
2869 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2870 * c-pretty-print.c (fixed-value.h): New include.
2871 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2872 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2873 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2874 Support fixed-point types for inner items in VECTOR_TYPE.
2875 (pp_c_direct_declarator): Likewise.
2876 (pp_c_declarator): Likewise.
2877 (pp_c_fixed_constant): New function.
2878 (pp_c_constant): Handle FIXED_CST.
2879 (pp_c_primary_expression): Likewise.
2880 (pp_c_expression): Likewise.
2881 * fold-const.c (fixed-value.h): New include.
2882 (negate_expr_p): Return true for FIXED_CST.
2883 (fold_negate_expr): Support FIXED_CST.
2884 (split_tree): Support FIXED_CST.
2885 (const_binop): Support FIXED_CST.
2886 (fold_convert_const_int_from_fixed): New function to convert from
2888 (fold_convert_const_real_from_fixed): New function to convert from
2890 (fold_convert_const_fixed_from_fixed): New function to convert from
2891 fixed to another fixed.
2892 (fold_convert_const_fixed_from_int): New function to convert from
2894 (fold_convert_const_fixed_from_real): New function to convert from
2896 (fold_convert_const): Support conversions from fixed to int, from
2897 fixed to real, from fixed to fixed, from int to fixed, and from real
2899 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2900 (operand_equal_p): Support FIXED_CST.
2901 (make_range): For fixed-point modes, we need to pass the
2902 saturating flag as the 2nd parameter.
2903 (tree_swap_operands_p): Handle FIXED_CST.
2904 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2906 (fold_unary): Support FIXED_CONVERT_EXPR.
2907 (fold_binary): Handle FIXED_CST.
2908 Make sure the type is not saturating, before associating operations.
2909 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2910 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2911 (fold_negate_const): Support FIXED_CST.
2912 (fold_relational_const): Support FIXED_CST.
2913 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2914 (gimplify_expr): Handle FIXED_CST.
2915 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2916 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2917 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2918 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2919 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2920 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2921 LONG_LONG_ACCUM_TYPE_SIZE.
2922 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2923 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2924 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2925 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2926 MODE_ACCUM, and MODE_UACCUM.
2927 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2928 fixed-point types to disable reduction.
2929 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2931 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2933 * config/rs6000/x-rs6000: New file.
2934 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2935 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2936 (EXTRA_SPEC_FUNCTIONS): Define.
2937 (HAVE_LOCAL_CPU_DETECT): Define.
2938 (CC1_CPU_SPEC): Define.
2939 * config/rs6000/driver-rs6000.c: New file.
2940 * config/rs6000/aix.h (CC1_SPEC): Define.
2941 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2942 * config.host: Add x-rs6000 to host_xmake_file if host and target
2943 are rs6000 or powerpc.
2945 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2947 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2949 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2950 Sandra Loosemore <sandra@codesourcery.com>
2951 Chao-ying Fu <fu@mips.com>
2952 Nigel Stephens <nigel@mips.com>
2953 David Ung <davidu@mips.com>
2955 * doc/invoke.texi (-mcode-readable): Document.
2956 * config/mips/mips.opt (mcode-readable): New option.
2957 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2958 * config/mips/mips.h (mips_code_readable_setting): New enum.
2959 (mips_code_readable): Declare.
2960 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2961 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2962 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2963 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2964 boiler-plate comments.
2965 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2966 * config/mips/mips.c (mips_code_readable): New variable.
2967 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2968 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2969 context and -mcode-readable setting to restrict the use of
2970 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2971 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2972 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2973 (mips_blocks_for_constant_p): Only return false for
2974 TARGET_MIPS16_PCREL_LOADS.
2975 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2976 for MIPS16. Handle SYMBOL_32_HIGH.
2977 (mips_const_insns): Allow HIGHs for MIPS16 too.
2978 (mips_unspec_address_offset): New function, split out from...
2979 (mips_unspec_address): ...here.
2980 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2981 16-bit symbolic constants. Assert approropiate conditions for
2982 using the "la" and "dla" macros.
2983 (mips_handle_option): Handle -mcode-readable=.
2984 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2985 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2986 (mips_strip_unspec_address): New function, split out from...
2987 (print_operand_reloc): ...here.
2988 (print_operand): Pass constants through mips_strip_unspec_address.
2989 (print_operand_address): Likewise.
2990 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2991 (mips_select_rtx_section): Remove MIPS16 handling.
2992 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2993 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2994 (mips16_lay_out_constants): Do nothing unless
2995 TARGET_MIPS16_PCREL_LOADS.
2996 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2997 * config/mips/mips.md: Split HIGHs for MIPS16.
2998 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3000 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3002 * config/mips/mips-protos.h (mips_emit_move): Declare.
3003 * config/mips/mips.c (mips_emit_move): New function.
3004 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
3005 (mips_legitimize_const_move): Likewise.
3006 (mips_legitimize_move): Likewise.
3007 (mips_split_64bit_move): Likewise.
3008 (mips_restore_gp): Likewise.
3009 (mips_load_call_address): Likewise.
3010 (mips_emit_fcc_reload): Likewise.
3011 (mips_set_return_address): Likewise.
3012 (mips_block_move_straight): Likewise.
3013 (mips_block_move_loop): Likewise.
3014 (mips_setup_incoming_varargs): Likewise.
3015 (mips_save_reg): Likewise.
3016 (mips_expand_prologue): Likewise.
3017 (mips_restore_reg): Likewise.
3018 (mips_expand_epilogue): Likewise.
3019 (mips_output_mi_thunk): Likewise.
3020 (build_mips16_call_stub): Likewise.
3021 (mips_builtin_branch_and_move): Likewise.
3022 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3023 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3024 (fixuns_truncdfdi2): Likewise.
3025 (fixuns_truncsfsi2): Likewise.
3026 (fixuns_truncsfdi2): Likewise.
3027 (loadgp_absolute): Likewise.
3028 (builtin_setjmp_setup): Likewise.
3029 (builtin_longjmp): Likewise.
3030 (untyped_call): Likewise.
3032 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3034 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3035 an "rtx *" argument. Return a bool.
3036 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3037 values and return true if they can be split. Take the same kind of
3038 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3039 and store the lo_sum there if nonnull. Use the symbol type to
3040 determine whether a $gp or HIGH is needed.
3041 (mips_legitimize_address): Update call to mips_split_symbol and
3042 simplify accordingly.
3043 (mips_legitimize_const_move): Likewise.
3044 * config/mips/mips.md: In the combine define_split,
3045 check mips_split_symbol instead of splittable_symbolic_operand.
3046 Update use of mips_split_symbol in the generator code.
3047 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3049 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3051 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3052 (mips_symbol_insns_1): New function, split out from...
3053 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3054 and stores separately from load addresses.
3055 (mips_classify_address): Replace uses of mips_symbolic_address_p
3056 with uses of mips_symbol_insns.
3057 (mips_address_insns): Update calls to mips_symbol_insns.
3058 (mips_const_insns): Likewise.
3059 (mips_legitimize_address): Likewise.
3061 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3063 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3064 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3065 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3066 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3067 non-call contexts if TARGET_MIPS16.
3068 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3069 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3070 code for SYMBOL_ABSOLUTE.
3071 (mips_symbol_insns): Likewise.
3073 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3075 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3076 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3077 (mips_symbolic_constant_p): Likewise. Update the call to
3078 mips_classify_symbol.
3079 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3080 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3081 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3082 (print_operand_reloc): Add a context argument. Update the call to
3083 mips_symbolic_constant_p.
3084 (print_operand): Update the calls to print_operand_reloc.
3085 (print_operand_address): Use print_operand_reloc rather than
3087 (mips_rewrite_small_data_p): Add a context argument. Update the call
3088 to mips_symbolic_constant_p.
3089 (mips_small_data_pattern_1): Make DATA the containing mem.
3090 Update the call to mips_rewrite_small_data_p.
3091 (mips_rewrite_small_data_1): Likewise.
3092 (mips_use_anchors_for_symbol_p): Update the call to
3093 mips_symbolic_constant_p.
3094 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3095 (splittable_symbolic_operand): Likewise.
3096 (move_operand): Likewise.
3097 (absolute_symbolic_operand): Likewise.
3098 (got_disp_operand): Likewise.
3099 (got_page_ofst_operand): Likewise.
3101 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3103 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3104 (SYMBOL_ABSOLUTE): ...this.
3105 (SYMBOL_SMALL_DATA): Rename to...
3106 (SYMBOL_GP_RELATIVE): ...this.
3107 (SYMBOL_CONSTANT_POOL): Rename to...
3108 (SYMBOL_PC_RELATIVE): ...this.
3109 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3110 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3111 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3112 after above changes.
3113 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3114 (general_symbolic_operand): Rename to...
3115 (absolute_symbolic_operand): ...this.
3116 * config/mips/mips.md: Update after above changes.
3118 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3119 Revital Eres <eres@il.ibm.com>
3121 * ddg.c (print_ddg): Add dump information.
3122 * modulo-sched.c (print_node_sched_params): Add parameter and
3124 (calculate_maxii): Remove function.
3125 (undo_generate_reg_moves): Likewise.
3126 (undo_permute_partial_schedule): Likewise.
3127 (kernel_number_of_cycles): Likewise.
3128 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3129 (sms_schedule): Use it. Remove profitability checks.
3130 (sms_schedule_by_order): Fix order of nodes within the cycle.
3132 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3134 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3135 -profile option, add pie support.
3136 (ENDFILE_SPEC): New spec.
3137 * config/gnu.h (LIB_SPEC): Add -profile option.
3139 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3141 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3142 * config/gnu.h (LIB_SPEC): Likewise.
3144 2007-08-07 Yaz Saito <saito@google.com>
3145 Ian Lance Taylor <iant@google.com>
3147 * common.opt (finstrument-functions-exclude-function-list): New
3149 (finstrument-functions-exclude-file-list): New option.
3150 * opts.c (char_p): Define and DEF_VEC.
3151 (flag_instrument_functions_exclude_functions): New static
3153 (flag_instrument_functions_exclude_files): New static variable.
3154 (add_instrument_functions_exclude_list): New static function.
3155 (flag_instrument_functions_exclude_p): New function.
3156 (common_handle_option): Handle new options.
3157 * flags.h (flag_instrument_functions_exclude_p): Declare.
3158 * gimplify.c (gimplify_function_tree): Call
3159 flag_instrument_functions_exclude_p.
3160 * doc/invoke.texi (Option Summary): Mention new options.
3161 (Code Gen Options): Document new options.
3163 2007-08-07 Ian Lance Taylor <iant@google.com>
3165 PR rtl-optimization/32776
3166 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3167 (resolve_use): Likewise.
3168 (decompose_multiword_subregs): Remove "changed" local variable.
3170 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3172 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3173 * configure: Regenerate.
3174 * config.in: Regenerate.
3175 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3178 2007-08-07 Ian Lance Taylor <iant@google.com>
3180 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3181 note, just delete the insn.
3183 2007-08-07 Andreas Schwab <schwab@suse.de>
3186 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3189 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3191 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3192 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3193 (decompose_multiword_subregs): Use the functions above to decompose
3194 multiword shifts and zero-extends.
3196 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3198 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3199 "assemble" descriptions which were swapped.
3201 2007-08-06 Chao-ying Fu <fu@mips.com>
3203 * fixed-value.h: New file.
3204 * fixed-value.c: New file.
3205 * Makefile.in (OBJS-common): Add fixed-value.o.
3206 (fixed-value.o): New rule.
3207 (GTFILES): Add fixed-value.h.
3208 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3209 to compare a.low and b.low.
3210 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3212 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3213 Daniel Jacobowitz <dan@codesourcery.com>
3216 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3218 (x86_64-*-netbsd*): Likewise.
3219 (x86_64-*-linux*): Likewise.
3220 (x86_64-*-kfreebsd*-gnu): Likewise.
3221 (x86_64-*-knetbsd*-gnu): Likewise.
3222 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3224 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3226 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3227 Add -fno-asynchronous-unwind-tables.
3229 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3230 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3231 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3232 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3233 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3235 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3237 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3238 (TARGET_C_MODE_FOR_SUFFIX): New.
3240 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3242 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3244 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3246 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3248 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3250 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3251 before checking function returns in conditional expressions.
3253 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3256 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3258 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3261 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3262 for INTEGRAL_TYPE_P.
3264 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3266 * configure.ac: Remove --enable-checking=df from default settings.
3267 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3268 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3269 if the parameter is true.
3270 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3271 DF_VERIFY_SCHEDULED flag is true.
3272 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3273 (df_finish_pass): Adjust prototype.
3274 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3277 * see.c (pass_see): Add TODO_df_verify.
3278 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3279 * global.c (rest_of_handle_global_alloc): Schedule verification
3281 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3283 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3284 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3285 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3287 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3288 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3289 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3291 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3292 Revital Eres <eres@il.ibm.com>
3294 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3296 * ddg.c (create_ddg_dependence): Rename to...
3297 (create_ddg_dep_from_intra_loop_link): This. Do not check
3298 for interloop edges. Do not create anti dependence edge when
3299 a true dependence edge exists in the opposite direction and
3300 -fmodulo-sched-allow-regmoves is set.
3301 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3302 (add_cross_iteration_register_deps): Create anti dependence edge
3303 when -fno-modulo-sched-allow-regmoves is set.
3304 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3306 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3308 * config/arm/arm.md (movsi): Add braces.
3310 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3313 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3314 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3317 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3319 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3320 state accessor functions.
3321 * cfgloopmanip.c (remove_path, create_preheaders,
3322 force_single_succ_latches, fix_loop_structure): Ditto.
3323 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3324 tree_duplicate_loop_to_header_edge): Ditto.
3325 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3326 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3328 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3329 cleanup_tree_cfg): Ditto.
3330 * tree-cfg.c (tree_merge_blocks): Ditto.
3331 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3332 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3333 loop_preheader_edge, single_exit): Ditto.
3334 (flow_loops_find): Do not clear loops->state.
3335 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3336 loops_state_clear): New functions.
3338 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3341 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3342 when adding to the base and convert ELT to sizetype instead of type.
3344 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3347 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3348 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3350 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3353 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3354 correct type the negate expression.
3356 2007-08-03 Jan Hubicka <jh@suse.cz>
3358 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3361 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3363 * config/rs6000/rs6000.c (struct processor_cost): Change
3364 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3365 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3367 (rios1_costs, rios2_cost): Correct cache line size.
3368 (rs6000_override_options): Set l2-cache-size parameter.
3370 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3371 Diego Novillo <dnovillo@google.com>
3374 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3375 if the range includes 0.
3377 2007-08-03 Ben Elliston <bje@au.ibm.com>
3379 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3380 mode to unspec expressions to silence a warning from the generator
3383 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3385 * config/ia64/constraints.md ("U"): Make constraint vector only.
3387 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3390 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3391 always_inline attribute on the function decl.
3393 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3396 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3397 if we are compiling with -fPIC.
3399 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3400 Nigel Stephens <nigel@mips.com>
3402 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3403 Define for MIPS32 and MIPS64.
3405 2007-08-02 Nick Clifton <nickc@redhat.com>
3407 * config/host-hpux.c: Change copyright header to refer to version
3408 3 of the GNU General Public License and to point readers at the
3409 COPYING3 file and the FSF's license web page.
3410 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3411 config/alpha/linux.h, config/alpha/alpha.opt,
3412 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3413 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3414 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3415 config/alpha/alpha.h, config/alpha/sync.md,
3416 config/alpha/openbsd.h, config/alpha/alpha.md,
3417 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3418 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3419 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3420 config/alpha/constraints.md, config/alpha/osf.h,
3421 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3422 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3423 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3424 config/frv/frv-asm.h, config/frv/frv-protos.h,
3425 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3426 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3427 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3428 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3429 config/s390/s390.opt, config/s390/s390-modes.def,
3430 config/s390/fixdfdi.h, config/s390/constraints.md,
3431 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3432 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3433 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3434 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3435 config/m32c/prologue.md, config/m32c/m32c.abi,
3436 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3437 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3438 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3439 config/m32c/jump.md, config/m32c/shift.md,
3440 config/m32c/m32c-protos.h, config/libgloss.h,
3441 config/spu/spu-protos.h, config/spu/predicates.md,
3442 config/spu/spu-builtins.h, config/spu/spu.c,
3443 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3444 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3445 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3446 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3447 config/sparc/hypersparc.md, config/sparc/predicates.md,
3448 config/sparc/linux.h, config/sparc/sp64-elf.h,
3449 config/sparc/supersparc.md, config/sparc/cypress.md,
3450 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3451 config/sparc/niagara.md, config/sparc/sparc.md,
3452 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3453 config/sparc/sparc.opt, config/sparc/sync.md,
3454 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3455 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3456 config/sparc/sparc.c, config/sparc/little-endian.opt,
3457 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3458 config/sparc/linux64.h, config/sparc/freebsd.h,
3459 config/sparc/sol2.h, config/sparc/rtemself.h,
3460 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3461 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3462 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3463 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3464 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3465 config/m32r/linux.h, config/m32r/constraints.md,
3466 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3467 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3468 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3469 config/i386/i386.md, config/i386/netware-crt0.c,
3470 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3471 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3472 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3473 config/i386/sol2.h, config/i386/constraints.md,
3474 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3475 config/i386/predicates.md, config/i386/geode.md,
3476 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3477 config/i386/freebsd64.h, config/i386/vxworksae.h,
3478 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3479 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3480 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3481 config/i386/netware.h, config/i386/i386-modes.def,
3482 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3483 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3484 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3485 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3486 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3487 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3488 config/i386/xm-mingw32.h, config/i386/linux64.h,
3489 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3490 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3491 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3492 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3493 config/i386/cygwin2.c, config/i386/i386-protos.h,
3494 config/i386/sync.md, config/i386/openbsd.h,
3495 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3496 config/i386/nto.h, config/i386/biarch64.h,
3497 config/i386/i386-coff.h, config/i386/freebsd.h,
3498 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3499 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3500 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3501 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3502 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3503 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3504 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3505 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3506 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3507 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3508 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3509 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3510 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3511 config/sh/superh64.h, config/sh/rtemself.h,
3512 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3513 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3514 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3515 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3516 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3517 config/avr/predicates.md, config/avr/constraints.md,
3518 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3519 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3520 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3521 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3522 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3523 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3524 config/c4x/predicates.md, config/c4x/c4x.h,
3525 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3526 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3527 config/xtensa/linux.h, config/xtensa/xtensa.h,
3528 config/xtensa/elf.h, config/xtensa/xtensa.md,
3529 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3530 config/xtensa/xtensa-protos.h, config/dbx.h,
3531 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3532 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3533 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3534 config/host-solaris.c, config/fr30/fr30.h,
3535 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3536 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3537 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3538 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3539 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3540 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3541 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3542 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3543 config/cris/predicates.md, config/cris/linux.h,
3544 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3545 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3546 config/cris/aout.opt, config/cris/cris-protos.h,
3547 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3548 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3549 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3550 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3551 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3552 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3553 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3554 config/chorus.h, config/mn10300/mn10300.c,
3555 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3556 config/mn10300/mn10300.h, config/mn10300/linux.h,
3557 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3558 config/mn10300/mn10300.md, config/ia64/predicates.md,
3559 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3560 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3561 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3562 config/ia64/freebsd.h, config/ia64/ia64.md,
3563 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3564 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3565 config/gofast.h, config/rtems.h, config/sol2-10.h,
3566 config/m68k/predicates.md, config/m68k/m68k.md,
3567 config/m68k/linux.h, config/m68k/m68k-modes.def,
3568 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3569 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3570 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3571 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3572 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3573 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3574 config/m68k/constraints.md, config/m68k/rtemself.h,
3575 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3576 config/m68k/uclinux.h, config/rs6000/power4.md,
3577 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3578 config/rs6000/linux.h, config/rs6000/eabi.h,
3579 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3580 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3581 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3582 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3583 config/rs6000/windiss.h, config/rs6000/603.md,
3584 config/rs6000/aix41.h, config/rs6000/cell.md,
3585 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3586 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3587 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3588 config/rs6000/default64.h, config/rs6000/7xx.md,
3589 config/rs6000/darwin.opt, config/rs6000/spe.md,
3590 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3591 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3592 config/rs6000/7450.md, config/rs6000/linux64.h,
3593 config/rs6000/constraints.md, config/rs6000/440.md,
3594 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3595 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3596 config/rs6000/rs6000.h, config/rs6000/power6.md,
3597 config/rs6000/predicates.md, config/rs6000/altivec.md,
3598 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3599 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3600 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3601 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3602 config/rs6000/linux64.opt, config/rs6000/sync.md,
3603 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3604 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3605 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3606 config/rs6000/eabispe.h, config/rs6000/e500.h,
3607 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3608 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3609 config/rs6000/aix.h, config/rs6000/vxworks.h,
3610 config/rs6000/40x.md, config/rs6000/aix51.h,
3611 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3612 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3613 config/arc/arc.h, config/mcore/mcore-elf.h,
3614 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3615 config/mcore/mcore.md, config/mcore/mcore.c,
3616 config/mcore/mcore.opt, config/mcore/mcore.h,
3617 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3618 config/score/predicates.md, config/score/score-version.h,
3619 config/score/score-protos.h, config/score/misc.md,
3620 config/score/elf.h, config/score/score.c, config/score/mac.md,
3621 config/score/score7.md, config/score/score.h,
3622 config/score/score-conv.h, config/score/score-mdaux.c,
3623 config/score/score.md, config/score/score.opt,
3624 config/score/score-modes.def, config/score/score-mdaux.h,
3625 config/score/mul-div.S, config/arm/uclinux-elf.h,
3626 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3627 config/arm/symbian.h, config/arm/linux-elf.h,
3628 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3629 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3630 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3631 config/arm/strongarm-pe.h, config/arm/arm.h,
3632 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3633 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3634 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3635 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3636 config/arm/arm-cores.def, config/arm/arm-protos.h,
3637 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3638 config/arm/wince-pe.h, config/arm/neon.md,
3639 config/arm/constraints.md, config/arm/neon.ml,
3640 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3641 config/arm/arm.opt, config/arm/arm926ejs.md,
3642 config/arm/predicates.md, config/arm/iwmmxt.md,
3643 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3644 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3645 config/arm/neon-testgen.ml, config/arm/arm.md,
3646 config/arm/xscale-coff.h, config/arm/pe.c,
3647 config/arm/arm-generic.md, config/arm/pe.h,
3648 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3649 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3650 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3651 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3652 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3653 config/pa/predicates.md, config/pa/pa64-hpux.h,
3654 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3655 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3656 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3657 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3658 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3659 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3660 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3661 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3662 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3663 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3664 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3665 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3666 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3667 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3668 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3669 config/mips/linux64.h, config/mips/elforion.h,
3670 config/mips/constraints.md, config/mips/generic.md,
3671 config/mips/predicates.md, config/mips/4300.md,
3672 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3673 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3674 config/mips/5k.md, config/mips/vr4120-div.S,
3675 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3676 config/mips/mips-protos.h, config/mips/6000.md,
3677 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3678 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3679 config/mips/mips-modes.def, config/mips/vr.h,
3680 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3681 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3682 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3683 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3684 config/vax/openbsd1.h, config/vax/netbsd.h,
3685 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3686 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3687 config/h8300/rtems.h, config/h8300/predicates.md,
3688 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3689 config/h8300/h8300.md, config/h8300/h8300.opt,
3690 config/h8300/coff.h, config/h8300/h8300-protos.h,
3691 config/v850/v850.md, config/v850/predicates.md,
3692 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3693 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3694 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3695 config/mmix/mmix.h, config/mmix/predicates.md,
3696 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3697 config/mmix/mmix.c, config/mmix/mmix.opt,
3698 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3699 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3700 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3701 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3704 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3706 * emit-rtl.c (reset_used_decls): Rename to...
3707 (set_used_decls): ...this. Set the used flag rather than clearing it.
3708 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3709 DECL_RTLs rather than resetting them.
3711 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3713 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3715 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3717 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3718 argument to find_reloads_address.
3720 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3722 PR tree-optimization/32919
3723 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3724 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3725 (coalesce_ssa_name): Call it.
3727 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3728 David Ung <davidu@mips.com>
3730 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3731 (__mips16_unorddf2, __mips16_floatunsidf): New.
3732 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3734 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3736 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3738 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3739 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3740 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3741 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3742 * omp-low.c (get_ws_args_for, determine_parallel_type,
3743 expand_omp_for_generic, expand_omp_for_static_nochunk,
3744 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3745 Work with more precise CFG.
3746 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3747 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3749 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3750 * gimple-low.c (lower_stmt): Ditto.
3751 * tree-inline.c (estimate_num_insns_1): Ditto.
3752 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3753 (OMP_SECTIONS_SWITCH): New.
3754 * tree-cfgcleanup.c (cleanup_omp_return): New.
3755 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3756 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3757 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3758 (tree_redirect_edge_and_branch): Handle omp constructs.
3760 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3761 with three arguments.
3763 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3765 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3768 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3770 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3771 the loop structures may need fixing.
3772 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3774 (cleanup_tree_cfg_loop): Removed.
3775 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3776 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3777 instead of running cleanup_tree_cfg_loop.
3778 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3779 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3780 (tree_predictive_commoning): Declaration changed.
3781 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3783 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3785 * doc/invoke.texi (l1-cache-size): Update documentation.
3786 (l2-cache-size): Document.
3787 * params.h (L2_CACHE_SIZE): New macro.
3788 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3789 that L1_CACHE_SIZE is in kB now.
3790 (L2_CACHE_SIZE_BYTES): New macro.
3791 (tree_ssa_prefetch_arrays): Show size in kB.
3792 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3793 and l2_cache_size fields.
3794 * config/i386/driver-i386.c (describe_cache): Detect cache size
3796 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3797 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3798 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3799 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3800 (override_options): Set l1-cache-size and l2-cache-size to default
3801 values if not specified otherwise.
3802 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3803 (PARAM_L2_CACHE_SIZE): New.
3805 2007-08-01 Nigel Stephens <nigel@mips.com>
3806 David Ung <davidu@mips.com>
3807 Thiemo Seufer <ths@mips.com>
3808 Chris Dearman <chris@mips.com>
3809 Richard Sandiford <richard@codesourcery.com>
3811 * config.gcc (mips*-sde-elf*): New stanza.
3812 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3813 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3814 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3815 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3816 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3817 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3819 * config/mips/sde.h: New file.
3820 * config/mips/t-libgcc-mips16: Likewise.
3821 * config/mips/t-sde: Likewise.
3822 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3823 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3824 _MIPS_FPSET and _MIPS_SZINT.
3825 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3826 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3827 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3828 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3829 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3830 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3831 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3832 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3833 _MIPS_SZPTR and _MIPS_FPSET.
3834 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3835 architecture is specified.
3836 (MIPS_32BIT_OPTION_SPEC): New macro.
3838 2007-07-31 Dan Hipschman <dsh@google.com>
3840 * gcc.c (end_going_arg): New function.
3841 (do_spec_2): Use it.
3842 (do_spec_1): Use it.
3844 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3846 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3847 only if ENABLE_CHECKING is defined.
3849 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3851 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3852 df_ru_add_problem, df_ru_get_bb_info): Removed.
3853 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3854 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3855 df_ru_free_bb_info, df_ru_alloc,
3856 df_ru_bb_local_compute_process_def,
3857 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3858 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3859 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3860 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3861 df_ru_add_problem): Removed.
3863 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3866 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3867 (casesi32p, casesi64p): Likewise.
3868 (casesi): Adjust for above.
3870 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3872 * mode-switching.c (create_pre_exit): Don't search past calls.
3874 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3876 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3878 2007-07-31 Revital Eres <eres@il.ibm.com>
3880 * ddg.c (add_deps_for_def): Rename to...
3881 (add_cross_iteration_register_deps): This. Change implementation
3882 to use only reaching def and def-use chains to construct the
3883 inter loop dependencies.
3884 (add_deps_for_use): Remove function.
3885 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3886 function to build the inter loop dependencies.
3887 * modulo-sched.c (sms_schedule): Build only
3888 reaching def and def-use chains for the propose of the ddg
3891 2007-07-31 Julian Brown <julian@codesourcery.com>
3893 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3894 New define_insns. Use correct RTL.
3895 (vec_set<mode>): Write as expander.
3897 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3899 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3900 to an unallocated space.
3902 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3905 (split_constant_offset): Enable split_constant_offset to extract
3906 constants from other statements.
3907 * tree-vect-transform.c
3908 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3909 to a temp var. Force base_offset to be simple.
3911 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3913 * df-scan.c (df_scan_verify): Remove artificial limit on
3914 the number of blocks for verification.
3915 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3916 df_simulate_defs): Avoid unnecessary insn checking for defs.
3918 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3920 * config/m68k/lb1sf68.asm (FUNC): New macro.
3922 (__udivsi3): Likewise.
3923 (__divsi3): Likewise.
3924 (__umodsi3): Likewise.
3925 (__modsi3): Likewise.
3926 (__subdf3): Likewise.
3927 (__adddf3): Likewise.
3928 (__muldf3): Likewise.
3929 (__divdf3): Likewise.
3930 (__negdf2): Likewise.
3931 (__cmpdf2): Likewise.
3932 (__subsf3): Likewise.
3933 (__addsf3): Likewise.
3934 (__mulsf3): Likewise.
3935 (__divsf3): Likewise.
3936 (__negsf2): Likewise.
3937 (__cmpsf2): Likewise.
3938 (__eqdf2): Likewise.
3939 (__nedf2): Likewise.
3940 (__gtdf2): Likewise.
3941 (__gedf2): Likewise.
3942 (__ltdf2): Likewise.
3943 (__ledf2): Likewise.
3944 (__eqsf2): Likewise.
3945 (__nesf2): Likewise.
3946 (__gtsf2): Likewise.
3947 (__gesf2): Likewise.
3948 (__ltsf2): Likewise.
3949 (__lesf2): Likewise.
3951 2007-07-30 Ollie Wild <aaw@google.com>
3953 * c-ppoutput.c (print_lines_directives_only): New function.
3954 (scan_translation_unit_directives_only): New function.
3955 (preprocess_file): Add call to scan_translation_unit_directives_only.
3956 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3957 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3958 -fdirectives-only. Add errors for -fdirectives-only conflict with
3959 -Wunused-macros and -traditional.
3960 (finish_options): Add builtin macro initialization for
3961 -fdirectives-only + -fpreprocessed.
3962 * c.opt (fdirectives-only): New.
3963 * doc/cppopts.texi (fdirectives-only): New.
3965 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3967 * alias.c (record_set, memory_modified_1): Constify.
3968 * bt-load.c (note_btr_set): Likewise.
3969 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3970 * combine.c (set_nonzero_bits_and_sign_copies,
3971 expand_field_assignment, record_dead_and_set_regs_1,
3972 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3973 likely_spilled_retval_1): Likewise.
3974 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3975 frv_io_handle_set): Likewise.
3976 * config/mips/mips.c (mips_sim_record_set,
3977 vr4130_true_reg_dependence_p_1): Likewise.
3978 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3979 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3980 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3981 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3982 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3983 * ddg.c (mark_mem_store): Likewise.
3984 * df-problems.c (df_urec_mark_reg_change): Likewise.
3985 * function.c (update_epilogue_consts): Likewise.
3986 * gcse.c (record_set_info, record_last_set_info,
3987 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3988 reg_clear_last_set): Likewise.
3989 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3991 * jump.c (reversed_comparison_code_parts): Likewise.
3992 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3993 reg_is_set): Likewise.
3994 * loop-iv.c (mark_altered): Likewise.
3995 * mode-switching.c (reg_becomes_live): Likewise.
3996 * optabs.c (no_conflict_move_test): Likewise.
3997 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3999 * postreload.c (reload_combine_note_store, move2add_note_store):
4001 * regmove.c (flags_set_1): Likewise.
4002 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
4004 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
4006 * resource.c (update_live_status): Likewise.
4007 * rtl.h (set_of, note_stores): Likewise.
4008 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
4009 note_stores, parms_set): Likewise.
4010 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4011 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4013 * var-tracking.c (count_stores, add_stores): Likewise.
4015 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4017 * alias.c (mems_in_disjoint_alias_sets_p,
4018 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4019 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4020 write_dependence_p, mems_in_disjoint_alias_sets_p,
4021 read_dependence, true_dependence, canon_true_dependence,
4022 anti_dependence, output_dependence): Constify.
4023 * combine.c (extended_count): Likewise.
4024 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4025 * cselib.c (get_value_hash, references_value_p,
4026 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4027 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4028 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4029 * function.c (contains, prologue_epilogue_contains,
4030 sibcall_epilogue_contains): Likewise.
4031 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4032 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4033 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4034 reg_or_subregno): Likewise.
4035 * recog.c (asm_noperands): Likewise.
4036 * reload1.c (function_invariant_p): Likewise.
4037 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4038 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4039 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4040 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4041 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4042 extended_count, prologue_epilogue_contains,
4043 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4044 canon_true_dependence, read_dependence, anti_dependence,
4045 output_dependence): Likewise.
4046 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4048 2007-07-30 Julian Brown <julian@codesourcery.com>
4050 * config/arm/neon.md (V_ext): New mode attribute.
4051 (neon_vget_lane<mode>): Replace with define_expand.
4052 (neon_vget_lane<mode>_sext_internal)
4053 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4054 and quad precision vectors.
4055 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4056 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4057 have typeless 32-bit result.
4059 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4062 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4064 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4065 use sizetype for rest.
4066 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4067 (aff_combination_convert): Don't convert rest for pointer types.
4069 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4071 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4073 * tree-ssa-alias.c: Add alloc-pool.h.
4074 (init_alias_info): Free alias_bitmap_obstack.
4075 (delete_alias_info): Call delete_mem_ref_stats.
4076 (get_mem_sym_stats_for): Use alloc_pool.
4077 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4078 (delete_mem_sym_stats): Removed.
4080 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4082 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4083 functions cannot be represented as classical distance vectors.
4085 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4087 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4088 * builtins.c (validate_arg, builtin_mathfn_code,
4089 validate_arglist): Likewise.
4090 * calls.c (call_expr_flags): Likewise.
4091 * combine.c (reg_nonzero_bits_for_combine,
4092 reg_num_sign_bit_copies_for_combine, get_last_value,
4093 reg_truncated_to_mode): Likewise.
4094 * emit-rtl.c (subreg_lowpart_p): Likewise.
4095 * expr.c (highest_pow2_factor_for_target,
4096 categorize_ctor_elements_1, categorize_ctor_elements,
4097 count_type_elements, contains_packed_reference,
4098 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4099 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4100 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4101 native_encode_int, native_encode_real, native_encode_complex,
4102 native_encode_vector, native_encode_expr, native_interpret_int,
4103 native_interpret_real, native_interpret_complex,
4104 native_interpret_vector, native_interpret_expr): Likewise.
4105 * function.c (use_register_for_decl): Likewise.
4106 * gimplify.c (get_name): Likewise.
4107 * langhooks-def.h (lhd_return_null_const_tree): New.
4108 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4109 * langhooks.c (lhd_return_null_const_tree): New.
4110 * langhooks.h (lang_get_callee_fndecl): Constify.
4111 * output.h (constructor_static_from_elts_p): Likewise.
4112 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4113 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4114 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4115 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4116 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4117 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4118 * rtlhooks-def.h (reg_nonzero_bits_general,
4119 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4121 * rtlhooks.c (reg_num_sign_bit_copies_general,
4122 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4124 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4125 * stor-layout.c (mode_for_size_tree): Likewise.
4126 * tree-ssa-loop-im.c (memref_eq): Likewise.
4127 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4128 * tree.c (contains_placeholder_p, type_list_equal,
4129 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4131 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4132 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4133 contains_placeholder_p, contains_packed_reference,
4134 get_callee_fndecl, operand_equal_for_phi_arg_p,
4135 warn_if_unused_value, is_body_block, native_encode_expr,
4136 native_interpret_expr, fold_convertible_p, operand_equal_p,
4137 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4138 validate_arglist, simple_cst_equal, type_list_equal,
4139 use_register_for_decl, call_expr_flags, get_name,
4140 highest_pow2_factor): Likewise.
4141 (const_call_expr_arg_iterator_d,
4142 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4143 first_const_call_expr_arg, more_const_call_expr_args_p,
4144 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4145 * varasm.c (constructor_static_from_elts_p): Constify.
4147 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4149 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4150 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4151 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4152 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4153 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4154 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4155 spelling conventions.
4156 * doc/invoke.texi: Follow spelling conventions.
4158 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4159 Revital Eres <eres@il.ibm.com>
4161 * modulo-sched.c (sms_schedule): Avoid loops which includes
4162 auto-increment instructions.
4164 2007-07-28 Richard Guenther <rguenther@suse.de>
4167 * fold-const.c (fold_cond_expr_with_comparison): Convert
4168 operand zero of MIN/MAX_EXPR to correct type.
4170 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4172 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4173 flags_from_decl_or_type): Constify.
4174 * gcc.c (do_spec_1): Likewise.
4175 * print-tree.c (dump_addr, print_node_brief): Likewise.
4176 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4177 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4178 tree_purge_all_dead_eh_edges): Likewise.
4179 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4180 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4182 * tree.c (expr_location, expr_has_location, expr_locus,
4183 expr_filename, expr_lineno, get_inner_array_type,
4184 fields_compatible_p): Likewise.
4185 * tree.h (get_inner_array_type, fields_compatible_p,
4186 expr_location, expr_has_location, expr_locus, expr_filename,
4187 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4188 setjmp_call_p, alloca_call_p): Likewise.
4190 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4192 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4193 TV_FLOW_INSENSITIVE.
4195 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4197 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4198 (compute_flow_insensitive_aliasing): Ditto for
4199 TV_FLOW_INSENSITIVE.
4201 2007-07-27 Jan Hubicka <jh@suse.cz>
4203 * config/i386/i386.c (register_move_cost): Remove accidentally
4204 comitted #if 0 block.
4206 * attribs.c: Include hashtab.h
4207 (attribute_hash): New.
4208 (substring): New structure.
4209 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4211 (init_attributes): Initialize attribute hash.
4212 (decl_attributes): Use attribute hash.
4213 * Makefile.in (attribs.c): Depend on hashtab.h.
4215 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4217 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4219 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4221 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4222 __mips_dspr2 and __mips_dsp_rev macros.
4223 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4225 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4227 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4229 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4233 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4234 and the updating of the live and do_not_gen sets.
4235 (df_note_bb_compute): Added updating of live and do_not_gen sets
4236 for regular defs so that the case of clobber inside conditional
4237 call is processed correctly.
4239 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4241 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4242 operands with compatible type.
4244 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4246 * expr.h (store_bit_field): Don't return a value.
4247 * expmed.c (check_predicate_volatile_ok): New function.
4248 (store_bit_field_1): New function, extracted from store_bit_field.
4249 Take a fallback_p argument and return true if the operation succeeded.
4250 Only use store_fixed_bit_field if fallback_p. Don't recompute
4251 mode_for_extraction; use op_mode instead. Try forcing memories
4252 into registers if the insv expander fails.
4253 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4254 Don't return a value.
4255 (convert_extracted_bit_field): New function, extracted from
4257 (extract_bit_field_1): Likewise. Take a fallback_p argument
4258 and return NULL if the operation succeeded. Only use
4259 extract_fixed_bit_field if fallback_p. Only calculate one
4260 extraction mode. Combine code for extv and extzv. Try forcing
4261 memories into registers if the ext(z)v expander fails.
4262 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4264 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4266 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4268 (df_ref): Likewise. Put regno with other integer fields.
4270 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4272 * df.h (df_mw_hardreg): Remove "loc" field.
4273 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4275 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4276 split out from df_set_unused_notes_for_mw. Return false for
4277 partial references. Assert that mw_reg is a REG when returning true.
4278 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4279 (df_whole_mw_reg_dead_p): New function, split out from
4280 df_set_dead_notes_for_mw. Return false for partial references.
4281 Assert that mw_reg is a REG when returning true.
4282 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4283 Remove redundant bitmap check.
4285 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4287 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4288 ($(T)crtend.o): Likwise.
4289 ($(T)crtbeginS.o): Likwise.
4290 ($(T)crtendS.o): Likwise.
4291 ($(T)crtfastmath.o): Likwise.
4293 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4295 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4296 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4297 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4298 and x_n_bbs_in_dom_tree fields.
4300 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4302 PR tree-optimization/32087
4303 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4304 Do not call scale_bbs_frequencies_int with prob of zero.
4306 2007-07-26 Julian Brown <julian@codesourcery.com>
4308 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4309 (neon_element_bits): Add prototypes.
4310 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4311 (neon_const_bounds, neon_element_bits): New functions.
4312 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4313 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4314 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4315 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4316 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4317 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4318 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4319 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4320 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4321 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4322 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4323 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4324 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4326 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4328 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4329 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4331 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4332 Julian Brown <julian@codesourcery.com>
4334 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4335 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4336 * config/arm/cortex-a8.md: New.
4337 * config/arm/cortex-a8-neon.md: New.
4338 * config/arm/neon-schedgen.ml: New.
4339 * config/arm/neon.md (vqh_mnem): New.
4341 (Is_float_mode): New.
4342 (Scalar_mul_8_16): New.
4344 (V_mode_nunits): New.
4345 (All instruction patterns): Annotate with neon_type attribute
4347 * config/arm/arm.md: Include cortex-a8.md.
4348 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4350 Annotate instruction patterns accordingly.
4351 (generic_sched): Do not use generic scheduling for Cortex-A8.
4352 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4354 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4356 * fold-const.c (fold_read_from_constant_string): Use
4358 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4360 2007-07-26 Nick Clifton <nickc@redhat.com>
4362 * tree-ssa-operands.h: Change copyright header to refer to version
4363 3 of the GNU General Public License and to point readers at the
4364 COPYING3 file and the FSF's license web page.
4365 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4366 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4367 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4368 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4369 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4370 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4371 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4372 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4373 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4374 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4375 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4376 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4377 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4378 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4379 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4380 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4381 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4382 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4383 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4384 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4385 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4386 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4387 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4388 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4389 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4390 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4391 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4392 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4393 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4394 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4395 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4396 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4397 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4398 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4399 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4400 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4401 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4402 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4403 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4404 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4405 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4406 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4407 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4408 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4409 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4410 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4411 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4412 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4413 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4414 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4415 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4416 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4417 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4418 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4419 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4420 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4421 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4422 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4423 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4424 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4425 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4426 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4427 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4428 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4429 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4430 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4431 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4432 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4433 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4434 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4435 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4436 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4437 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4438 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4439 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4440 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4441 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4442 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4443 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4444 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4445 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4446 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4447 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4448 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4449 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4450 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4451 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4452 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4453 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4454 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4455 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4456 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4457 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4458 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4459 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4460 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4461 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4462 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4463 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4464 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4465 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4466 convert.c, convert.h, langhooks-def.h, reload1.c,
4467 tree-ssa-operands.c: Likewise.
4469 2007-07-26 Jan Hubicka <jh@suse.cz>
4471 * tree-ssa-live.c: Include debug.h and flags.h.
4472 (mark_scope_block_unused): New function.
4473 (remove_unused_scope_block_p): New function.
4474 (remove_unused_locals): Remove unused blocks too.
4476 2007-07-25 Ian Lance Taylor <iant@google.com>
4478 * combine.c (combine_max_regno): Remove. Remove all uses.
4479 (struct reg_stat_struct): Rename from struct reg_stat.
4480 (reg_stat_type): Define, and declare VECs.
4481 (reg_stat): Change from pointer to VEC. Change all uses.
4482 (combine_split_insns): New static function.
4483 (try_combine, find_split_point): Call it instead of split_insns.
4485 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4487 * cfghooks.c (split_block): Fix the information about loop latch.
4489 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4491 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4493 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4495 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4496 Scan the new edge for loop exit info.
4498 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4500 * config/darwin.c: Include debug.h.
4502 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4505 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4507 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4509 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4510 (HARD_REGNO_MODE_OK): Ditto.
4511 (MODES_TIEABLE_P): Ditto.
4512 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4513 (CLASS_MAX_NREGS): Ditto.
4514 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4515 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4516 (divdf3_internal_thr): Removed.
4517 * config/ia64/div.md: New file.
4518 * config/ia64/constraints.md: Add H constraint.
4520 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4522 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4523 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4524 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4525 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4526 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4527 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4528 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4529 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4530 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4531 dump_sbitmap_file, debug_sbitmap, popcount_table,
4532 sbitmap_popcount): Constify.
4533 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4534 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4535 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4536 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4537 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4538 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4539 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4540 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4541 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4542 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4543 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4545 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4547 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4548 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4549 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4550 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4551 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4552 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4553 bitmap_intersect_p, bitmap_intersect_compl_p,
4554 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4555 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4557 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4558 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4559 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4560 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4561 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4562 debug_bitmap, debug_bitmap_file, bitmap_print,
4563 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4564 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4566 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4568 * config/darwin.c (darwin_override_options): Additional fix for
4569 debug info formats that don't support var tracking.
4571 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4573 * cselib.c (entry_and_rtx_equal_p): Constify.
4574 * gengtype.c (output_mangled_typename, write_types, write_local):
4576 * gengtype.h (const_type_p): New.
4577 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4579 * tlink.c (scan_linker_output): De-constify.
4580 * tree-ssa-loop-im.c (memref_eq): Constify.
4581 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4582 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4584 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4586 * c-common.c (fname_as_string, c_type_hash): Constify.
4587 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4588 * cgraph.c (edge_hash, edge_eq): Likewise.
4589 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4590 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4591 reg_attrs_htab_eq): Likewise.
4592 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4594 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4595 const_decl_t, const_state_t, const_automata_list_el_t): New.
4596 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4597 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4598 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4599 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4600 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4601 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4602 compare_max_occ_cycle_nums, out_state_arcs_num,
4603 compare_transition_els_num, units_cmp, state_reservs_cmp):
4605 * genmodes.c (cmp_modes): Likewise.
4606 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4607 * gimplify.c (compare_case_labels): Likewise.
4608 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4609 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4610 * matrix-reorg.c (mtt_info_hash): Likewise.
4611 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4612 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4613 (htab_hash_bucket, htab_hash_elem): Constify.
4614 * tree-browser.c (TB_parent_eq): Likewise.
4615 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4616 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4617 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4618 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4620 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4621 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4622 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4623 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4624 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4626 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4627 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4628 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4629 * tree-ssa-threadupdate.c (redirection_data_hash,
4630 redirection_data_eq): Likewise.
4631 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4632 * tree-ssa.c (var_ann_eq): Likewise.
4633 * tree-vrp.c (compare_case_labels): Likewise.
4634 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4635 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4636 tree_not_check_failed, tree_class_check_failed,
4637 tree_range_check_failed, tree_not_class_check_failed,
4638 omp_clause_check_failed, omp_clause_range_check_failed,
4639 tree_contains_struct_check_failed, tree_operand_check_failed):
4641 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4642 tree_not_check_failed, tree_class_check_failed,
4643 tree_range_check_failed, tree_not_class_check_failed,
4644 tree_operand_check_failed, omp_clause_operand_check_failed,
4645 tree_operand_length): Likewise.
4646 * var-tracking.c (const_variable): New.
4647 (variable_htab_hash, variable_htab_eq): Constify.
4648 * varasm.c (const_desc_hash): Likewise.
4650 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4652 * expr.c (handled_component_p): Constify.
4653 * fold-const.c (fit_double_type): Likewise.
4654 * real.h (real_value_from_int_cst): Likewise.
4655 * tree-flow-inline.h (gimple_in_ssa_p,
4656 gimple_aliases_computed_p, gimple_addressable_vars,
4657 gimple_call_clobbered_vars, gimple_referenced_vars,
4658 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4659 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4660 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4661 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4662 is_label_stmt, is_global_var, phi_ssa_name_p,
4663 factoring_name_p, is_call_clobbered, tree_common_ann,
4664 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4665 unmodifiable_var_p, array_ref_contains_indirect_ref,
4666 ref_contains_array_ref, lookup_subvars_for_var,
4667 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4668 gimple_mem_ref_stats): Likewise.
4669 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4670 may_aliases, is_exec_stmt, is_label_stmt,
4671 ref_contains_array_ref, array_ref_contains_indirect_ref,
4672 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4673 unmodifiable_var_p): Likewise.
4674 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4675 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4676 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4677 cst_and_fits_in_hwi, real_value_from_int_cst,
4678 build_real_from_int_cst, integer_zerop, integer_onep,
4679 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4680 tree_floor_log2, real_zerop, real_onep, real_twop,
4681 real_minus_onep, really_constant_p, purpose_member, chain_member,
4682 list_length, fields_length, int_size_in_bytes, bit_position,
4683 int_bit_position, byte_position, int_byte_position, expr_align,
4684 array_type_nelts, tree_node_structure,
4685 type_contains_placeholder_1, iterative_hash_pointer,
4686 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4687 tree_map_base_eq, type_hash_list, type_hash_eq,
4688 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4689 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4690 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4691 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4692 int_fits_type_p, get_containing_scope, decl_function_context,
4693 decl_type_context, omp_clause_operand_check_failed,
4694 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4695 * tree.h (omp_clause_operand_check_failed, tree_size,
4696 build_real_from_int_cst, array_type_nelts, purpose_member,
4697 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4698 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4699 is_attribute_p, check_qualified_type, expr_align,
4700 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4701 int_byte_position, list_length, fields_length, initializer_zerop,
4702 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4703 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4704 tree_node_structure, handled_component_p, get_containing_scope,
4705 decl_function_context, decl_type_context, real_zerop,
4706 type_num_arguments, fit_double_type, really_constant_p,
4707 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4708 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4709 real_twop, real_minus_onep, int_cst_value): Likewise.
4711 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4713 * cfglayout.c (insn_scope, insn_line): Constify.
4714 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4715 const_double_htab_hash, const_double_htab_eq,
4716 mem_attrs_htab_hash): Likewise.
4717 * loop-iv.c (biv_eq): Likewise.
4718 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4719 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4720 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4722 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4723 error_for_asm, warning_for_asm, _fatal_insn,
4724 _fatal_insn_not_found): Likewise.
4725 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4726 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4727 rtl_check_failed_type2, rtl_check_failed_code1,
4728 rtl_check_failed_code2, rtl_check_failed_code_mode,
4729 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4730 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4731 rtl_check_failed_type2, rtl_check_failed_code1,
4732 rtl_check_failed_code2, rtl_check_failed_code_mode,
4733 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4734 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4735 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4736 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4737 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4738 rtx_unstable_p, get_integer_term, get_related_value,
4739 offset_within_block_p, reg_mentioned_p, count_occurrences,
4740 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4741 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4742 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4743 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4744 find_constant_src, find_reg_fusage, find_regno_fusage,
4745 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4746 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4747 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4748 computed_jump_p, auto_inc_p, in_expr_list_p,
4749 remove_node_from_expr_list, loc_mentioned_in_p,
4750 label_is_jump_target_p, reversed_comparison_code_parts,
4751 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4752 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4753 print_inline_rtx): Likewise.
4754 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4755 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4756 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4757 get_integer_term, get_related_value, offset_within_block_p,
4758 count_occurrences, reg_mentioned_p, no_labels_between_p,
4759 reg_used_between_p, reg_referenced_p, single_set_2,
4760 multiple_sets, set_noop_p, refers_to_regno_p,
4761 reg_overlap_mentioned_p, dead_or_set_p,
4762 covers_regno_no_parallel_p, covers_regno_p,
4763 dead_or_set_regno_p, find_reg_note, find_regno_note,
4764 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4765 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4766 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4767 side_effects_p, may_trap_p_1, may_trap_p,
4768 may_trap_after_code_motion_p, may_trap_or_fault_p,
4769 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4770 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4771 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4772 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4773 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4775 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4776 warning_for_asm): Likewise.
4777 * tree.h (print_rtl): Likewise.
4778 * varasm.c (get_pool_mode): Likewise.
4780 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4783 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4784 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4785 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4786 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4787 * ddg.c (compare_sccs): Likewise.
4788 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4789 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4790 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4791 decimal_do_fix_trunc, decimal_real_to_integer,
4792 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4793 * dse.c (const_group_info_t): New.
4794 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4795 * dwarf2out.c (const_dw_die_ref): New.
4796 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4797 * tree-browser.c (TB_parent_eq): Likewise.
4798 * unwind-dw2-fde.c (__register_frame_info_bases,
4799 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4800 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4802 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4803 * unwind-dw2.c (uw_frame_state_for): Likewise.
4804 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4805 * value-prof.h (const_histogram_value): New.
4807 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4809 * config/mips/mips.c (machine_function): Add
4810 initialized_mips16_gp_pseudo_p.
4811 (mips16_gp_pseudo_reg): Do not emit the initialization of
4812 mips16_gp_pseudo_rtx when being called from the gimple cost-
4813 calculation routines; emit it on the first use outside those
4816 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4818 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4821 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4822 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4823 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4824 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4825 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4826 Preserve const-ness of parameters through use of __typeof(),
4827 also constify and tidy.
4829 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4830 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4831 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4832 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4833 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4834 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4835 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4836 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4837 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4839 2007-07-25 Julian Brown <julian@codesourcery.com>
4840 Mark Shinwell <shinwell@codesourcery.com>
4842 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4843 (alpha_mangle_type): This.
4844 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4845 (TARGET_MANGLE_TYPE): Define this instead.
4846 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4847 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4848 (arm_init_neon_builtins): Fix comment.
4849 (arm_mangle_map_entry): New.
4850 (arm_mangle_map): New.
4851 (arm_mangle_type): New.
4852 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4853 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4854 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4855 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4856 (TARGET_MANGLE_TYPE): Define this instead.
4857 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4858 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4859 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4860 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4861 (TARGET_MANGLE_TYPE): Define this instead.
4862 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4864 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4865 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4866 (TARGET_MANGLE_TYPE): Define this instead.
4867 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4868 (s390_mangle_type): This.
4869 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4870 (TARGET_MANGLE_TYPE): Define this instead.
4871 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4872 (sparc_mangle_type): This.
4873 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4874 (TARGET_MANGLE_TYPE): Define this instead.
4875 * cp/mangle.c (write_type): Call mangle_type target hook on all
4876 types before mangling. Use original type, not main variant, as
4878 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4879 (TARGET_MANGLE_TYPE): This.
4880 * target.h (gcc_target): Rename mangle_fundamental_type to
4882 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4883 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4885 2007-07-25 Julian Brown <julian@codesourcery.com>
4886 Paul Brook <paul@codesourcery.com>
4887 Joseph Myers <joseph@codesourcery.com>
4888 Mark Shinwell <shinwell@codesourcery.com>
4890 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4891 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4892 (with_fpu): Allow --with-fpu=neon.
4893 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4894 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4895 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4896 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4897 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4898 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4899 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4900 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4901 (output_move_neon): Add prototypes.
4902 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4903 (all_fpus): Add FPUTYPE_NEON.
4904 (fp_model_for_fpu): Add NEON field.
4905 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4906 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4908 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4910 (thumb2_legitimate_address_p): Likewise.
4911 (neon_valid_immediate): Recognize and prepare constants suitable for
4913 (neon_immediate_valid_for_move): New function. Recognize and prepare
4914 immediates for NEON move instructions.
4915 (neon_immediate_valid_for_logic): New function. Recognize and
4916 prepare immediates for NEON logic instructions.
4917 (neon_output_logic_immediate): New function. Create asm string
4918 suitable for outputting immediate logic instructions.
4919 (neon_pairwise_reduce): New function. Implement reduction using
4920 pairwise operations.
4921 (neon_expand_vector_init): New function. Expand a (possibly
4922 non-constant) vector initialization.
4923 (neon_vector_mem_operand): New function. Memory operands supported
4924 for quad-word loads/stores to/from ARM or NEON registers. Don't
4925 allow base+offset addressing for core regs.
4926 (neon_struct_mem_operand): New function. Valid mems for NEON
4928 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4929 from neon_vector_mem_operand addresses without a secondary register.
4930 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4931 (add_minipool_backward_ref): Likewise.
4932 (dump_minipool): Likewise.
4933 (push_minipool_fix): Likewise.
4934 (output_move_quad): New function. Output quad-word moves, loads and
4935 stores using ARM registers.
4936 (output_move_vfp): Add support for vectors in VFP (NEON) D
4938 (output_move_neon): Output a NEON load/store to/from a quadword
4940 (arm_print_operand): Implement new codes:
4941 - 'c' for unadorned integers (without a # sign).
4942 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4944 - 'e', 'f' for the low and high D parts of a NEON Q register.
4945 - 'q' outputs a NEON Q register.
4946 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4947 - 'T' prints NEON opcode features from a coded bitmask.
4948 - 'F' is similar to T, but signed/unsigned codes both print as
4950 - 't' is similar to T, but 'u' is printed instead of 'p'.
4951 - 'O' prints 'r' if NEON instruction should perform rounding (as
4952 specified by bitmask), else prints nothing.
4953 - '#' is a punctuation character to stop operand numbers from
4954 running together with following digits in the assembler
4955 strings for instructions (when using mode attributes).
4956 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4957 constant vectors in big-endian mode, where necessary.
4958 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4959 Handle EI, OI, CI, XI modes.
4960 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4961 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4962 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4963 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4964 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4966 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4967 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4968 to turn v8qi, etc. into bits defined above.
4969 (neon_itype): New enumeration. Classifications of NEON builtins.
4970 (neon_builtin_datum): Define struct. Contains information about
4971 a single builtin (with multiple modes).
4972 (CF): Define helper macro for...
4973 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4975 (neon_builtin_data): New array. Define information about builtins
4976 for use during initialization/expansion.
4977 (arm_init_neon_builtins): New function.
4978 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4980 (neon_builtin_compare): New function.
4981 (locate_neon_builtin_icode): New function. Find an insn code for a
4982 builtin given a function code for that builtin. Also return type of
4983 builtin (NEON_BINOP, NEON_UNOP etc.).
4984 (builtin_arg): New enumeration. Types of arguments for builtins.
4985 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4986 Takes a variable argument list of builtin_arg types, terminated by
4988 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4989 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4990 (neon_emit_pair_result_insn): New function. Support returning pairs
4991 of vectors via a pointer.
4992 (neon_disambiguate_copy): New function. Set up operands for a
4993 multi-word copy such that registers do not get clobbered.
4994 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4995 ARM_BUILTIN_NEON_BASE.
4996 (arm_file_start): Set float-abi attribute for NEON.
4997 (arm_vector_mode_supported_p): Enable NEON vector modes.
4998 (arm_mangle_map_entry): New.
4999 (arm_mangle_map): New.
5000 (arm_mangle_vector_type): New.
5001 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
5003 (TARGET_NEON): New macro. Target supports NEON.
5004 (fputype): Add FPUTYPE_NEON.
5005 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
5006 for vectorization based on command-line arg.
5007 (NEON_REGNO_OK_FOR_NREGS): Define.
5008 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
5009 (VALID_NEON_STRUCT_MODE): Define.
5010 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5011 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5012 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5013 (consttable_16): Add pattern for outputting 16-byte minipool
5015 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5017 (vec-common.md, neon.md): Include md files.
5018 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5019 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5020 (memory_constraint "Ut", "Un", "Us"): Define.
5021 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5022 (MMX_char): New mode attribute.
5023 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5024 (*add<mode>3_iwmmxt): New insn pattern.
5025 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5026 (*sub<mode>3_iwmmxt): New insn pattern.
5027 (mulv4hi3): Rename to...
5028 (*mulv4hi3_iwmmxt): This.
5029 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5030 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5031 (uminv4hi3, uminv2si3): Remove. Replace with...
5032 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5033 (*umin<mode>3_iwmmxt): These.
5034 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5035 (ashr<mode>3_iwmmxt): This new pattern.
5036 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5037 (lshr<mode>3_iwmmxt): This new pattern.
5038 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5039 (ashl<mode>3_iwmmxt): This new pattern.
5040 * config/arm/neon-docgen.ml: New file. Generate documentation for
5042 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5043 * config/arm/arm_neon.h: New (autogenerated).
5044 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5046 * config/arm/neon.md: New file. Define NEON instructions.
5047 * config/arm/neon.ml: New file. Abstract description of NEON
5048 instructions, used to generate arm_neon.h header, documentation and
5050 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5051 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5053 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5055 (ARM NEON Intrinsics): New subsection.
5056 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5058 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5060 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5063 2007-07-24 Jan Hubicka <jh@suse.cz>
5065 * regclass.c (move_table): New type.
5066 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5067 (init_move_cost): Break out from ...
5068 (init_reg_sets_1): ... here; simplify computation of
5069 have_regs-of_mode and contains_reg_of_mode.
5070 (record_reg_classes): Unswitch internal loops.
5071 (copy_cost): Trigger lazy initialization of move cost
5072 (record_address_regs): Likewise.
5074 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5076 * config/darwin.c (darwin_override_options): Don't force on
5077 flag_var_tracking_uninit when no debug info is requested.
5079 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5081 * cfgloop.c (init_loops_structure): New function.
5082 (flow_loops_find): Create root of the loop tree unconditionally.
5084 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5086 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5088 2007-07-24 Jan Hubicka <jh@suse.cz>
5090 * caller-save.c: Include ggc.h, gt-caller-save.h
5091 (reg_save_code, reg_restore_code): Rename to ...
5092 (cached_reg_save_code, cached_reg_restore_code): ... those.
5093 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5094 (reg_save_code, reg_restore_code): New functions.
5095 (init_caller_save): Do not intialize
5096 reg_save_code/reg_restore_code tables.
5097 * Makefile.in: (gt-caller-save.h): New.
5099 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5101 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5102 with the mode of the original operand instead of
5105 2007-07-23 Jan Hubicka <jH@suse.cz>
5107 * i386.c (ix86_secondary_memory_needed): Break out to...
5108 (inline_secondary_memory_needed): ... here.
5109 (ix86_memory_move_cost): Break out to ...
5110 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5111 maximum of input and output; fix handling of Q_REGS on 64bit.
5112 (ix86_secondary_memory_needed): Microoptimize.
5114 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5116 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5117 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5118 stmts_from_loop, known_dependences_p, build_rdg): New.
5119 * tree-data-ref.h: Depends on graphds.h.
5120 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5121 (build_rdg): Declared.
5122 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5124 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5126 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5129 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5130 Jakub Jelinek <jakub@redhat.com>
5132 PR middle-end/PR28690
5133 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5135 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5136 and MEM_POINTER operands over REG and MEM operands.
5137 (swap_commutative_operands_p): Change return value to bool.
5138 * rtl.h: Update the corresponding prototype.
5139 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5140 instead of gen_rtx_PLUS.
5141 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5142 value to bool. Change function arguments to rtx's and update code
5144 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5145 calls to match the new declaration.
5146 * simplify-rtx.c (simplify_associative_operation): Don't
5147 reorder simplify_binary_operation arguments.
5149 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5151 * config/mips/mips.c (override_options): Use mips_costs to derive
5152 the default branch cost.
5153 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5155 * config/mips/mips.opt (mbranch-cost=): New option.
5156 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5158 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5160 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5161 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5162 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5163 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5165 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5167 * config/mips/constraints.md (ks): New constraint.
5168 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5169 (*add<mode>3_mips16): ...here.
5171 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5173 * optabs.h (enum optab_index): Add new OTI_signbit.
5174 (signbit_optab): Define corresponding macro.
5175 (enum insn_code signbit_optab[]): Remove array.
5176 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5177 (expand_copysign_absneg): If back end provides signbit insn, use it
5178 instead of bit operations on floating point argument.
5179 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5180 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5181 for availability of signbit insn.
5183 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5184 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5185 SSE mode is not active.
5186 (isinf<mode>2): Disable for mfpmath=sse,387.
5188 2007-07-22 Ben Elliston <bje@au.ibm.com>
5190 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5192 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5194 2007-07-20 Richard Guenther <rguenther@suse.de>
5196 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5197 integral typed condition.
5198 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5199 booleanness. Only preserve conversions from a non-base
5200 type to a base type, not in general between types with
5201 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5202 * tree.def (COND_EXPR): Document that the condition
5203 can be of any integral type.
5205 2007-07-20 Nigel Stephens <nigel@mips.com>
5206 Richard Sandiford <richard@codesourcery.com>
5208 * config/mips/mips.h (mips_dwarf_regno): Declare.
5209 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5210 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5211 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5212 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5213 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5214 (REG_CLASS_NAMES): Update accordingly.
5215 * config/mips/mips.c (mips_dwarf_regno): New array.
5216 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5217 (mips_subword): Remove special handling for accumulator registers.
5218 (override_options): Initiailize mips_dwarf_regno. Remove use
5220 (mips_swap_registers): New function.
5221 (mips_conditional_register_usage): Swap accumulator registers
5222 around if TARGET_LITTLE_ENDIAN.
5223 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5224 * config/mips/constraints.md (h, l): Use the endianness to choose
5225 between MD0_REG and MD1_REG.
5226 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5227 alternative-dependent template.
5229 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5231 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5234 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5236 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5237 predecessor fallthru flags.
5239 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5241 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5242 of compare to the same type.
5243 * cfgloopmanip.c (add_loop): Update information about loop exits.
5244 (loop_version): Remove the innermost loop requirement.
5245 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5246 to sizetype for pointers.
5248 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5250 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5251 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5252 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5254 * config/dfp-bit.c: Empty for TFmode conversions.
5256 2007-07-18 Caroline Tice <ctice@apple.com>
5258 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5259 and handle them correctly; check that src is not NULL before
5261 (find_src_set_src): Likewise.
5263 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5265 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5266 (struct alignment_context, init_alignment_context): New.
5267 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5268 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5269 (XCHAL_HAVE_S32C1I): Likewise.
5270 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5271 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5272 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5273 (ATOMIC, HQI): New macros.
5274 (memory_barrier, *memory_barrier): New.
5275 (sync_lock_releasesi): New.
5276 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5277 (sync_lock_test_and_set<mode>): New.
5278 (sync_<atomic><mode>): New.
5279 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5280 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5281 (xtensa_expand_atomic): New.
5283 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5287 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5288 transformation for builtin ISNORMAL.
5289 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5290 * builtins.def (BUILT_IN_ISNORMAL): New.
5291 * doc/extend.texi: Document isnormal.
5293 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5297 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5298 optabs infrastructure. Provide generic implementation for
5300 (expand_builtin): Handle FINITE/ISFINITE.
5301 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5302 (fold_builtin_1): Likewise.
5304 * builtins.def (BUILT_IN_ISFINITE): New.
5306 * doc/extend.texi: Document isfinite.
5308 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5313 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5314 generic fallback for isinf.
5315 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5316 calculation code ...
5317 * real.c (get_max_float): ... to here.
5318 * real.h (get_max_float): New.
5320 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5324 * builtin-attrs.def (ATTR_TYPEGENERIC,
5325 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5327 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5328 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5329 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5330 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5332 * c-common.c (handle_type_generic_attribute): New.
5333 (c_common_attribute_table): Add "type generic".
5335 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5337 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5339 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5340 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5343 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5346 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5347 checking that the operand is an expression.
5349 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5350 Danny Smith <dannysmith@users.sourceforge.net>
5353 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5354 file mapping object in local namespace if Windows version later
5357 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5359 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5360 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5361 arm_cannot_force_const_mem.
5362 (arm_cannot_force_const_mem): New function.
5363 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5364 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5365 of arm_tls_referenced_p.
5366 * config/arm/arm.md (movsi): Split out-of-section constants when
5367 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5368 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5370 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5372 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5374 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5376 * config/mips/mips.md (*extendqihi2): Convert the destination
5379 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5381 * config/pa/fptr.c: Update license header.
5382 * config/pa/milli64.S: Likewise.
5384 2007-07-17 Nick Clifton <nickc@redhat.com>
5386 * COPYING_v3: New file. Contains version 3 of the GNU General
5388 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5389 Lesser General Public License.
5390 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5391 the GNU General Public License.
5393 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5395 PR rtl-optimization/32773
5396 * cfglayout.c (force_one_exit_fallthru): New function.
5397 (cfg_layout_finalize): Use it.
5399 2007-07-16 Richard Guenther <rguenther@suse.de>
5400 Uros Bizjak <ubizjak@gmail.com>
5402 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5403 before forcing it to gimple operand.
5405 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5406 David Ung <davidu@mips.com>
5408 * config/mips/mips.h (TUNE_24K): Define.
5409 (TUNE_MACC_CHAINS): Add TUNE_24K.
5410 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5412 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5413 (r74k_int_madd): .. this new reservation.
5414 (define_bypass): Fixed bypasses for r74k_int_madd to use
5416 * config/mips/24k.md (define_bypass): Define new
5417 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5419 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5420 Nigel Stephens <nigel@mips.com>
5422 * config/mips/mips.md: Include 20kc.md.
5423 * config/mips/20kc.md: New file.
5424 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5425 (mips_adjust_cost): Tweak for 20Kc.
5426 (mips_issue_rate): Likewise.
5427 * config/mips/mips.h (TUNE_20KC): Define.
5429 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5431 * config/rs6000/rs6000.c (struct processor_cost): Add
5432 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5434 (*_cost): Add cache information.
5435 (rs6000_override_options): Set cache parameters.
5437 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5440 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5441 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5443 2007-07-16 Paul Brook <paul@codesourcery.com>
5446 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5447 (cirrus_thumb2_movsi_insn): Ditto.
5449 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5451 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5454 2007-07-15 Andrew Haley <aph@redhat.com>
5456 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5457 before looking in the context.
5459 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5463 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5464 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5465 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5466 (pa_output_function_prologue): Use rp_saved and
5467 current_function_is_leaf to generate .CALLINFO statement.
5468 (hppa_expand_prologue): Set rp_saved.
5469 (hppa_expand_epilogue): Use rp_saved.
5470 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5471 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5473 2007-07-14 Dirk Mueller <dmueller@suse.de>
5475 * omega.c (coalesce): Fix memory leak on early exit.
5476 * matrix-reorg.c (check_allocation_function): Likewise.
5477 * tree-vect-transform.c (vect_get_new_vect_var): free result
5479 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5480 pass pointer to edge vector
5481 (partition_hot_cold_basic_blocks): Fix memory leak.
5482 * collect2.c (prefix_from_string): Free temporary storage.
5483 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5485 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5487 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5488 (DO_GLOBAL_DTORS_BODY): Likewise.
5490 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5491 Nigel Stephens <nigel@mips.com>
5493 * config/mips/mips.c (mips_classify_symbol): Don't return
5494 SYMBOL_SMALL_DATA for constant pool addresses if
5495 TARGET_EMBEDDED_DATA is true.
5497 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5499 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5500 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5501 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5502 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5503 __builtin_ia32_storehps, __builtin_ia32_storelps,
5504 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5505 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5506 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5507 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5508 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5509 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5510 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5511 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5512 using def_builtin_const.
5514 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5516 PR tree-optimization/32705
5517 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5518 (simplify_binary_expression): Use SSA_VAL consistently.
5520 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5522 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5523 (SPEFSCR_REGNO): Delete definition.
5524 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5525 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5526 * config/rs6000/rs6000.h: Do not define *_REGNO.
5527 LINK_REGISTER_REGNUM -> LR_REGNO.
5528 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5529 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5530 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5531 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5532 R_VRSAVE, R_VSCR. Use them.
5533 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5534 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5535 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5536 * config/rs6000/aix.h: Define R_LR. Use it.
5538 2007-07-13 Caroline Tice <ctice@apple.com>
5540 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5541 flag_var_tracking is explicitly turned off (i.e. when variable
5542 tracking is not feasible); otherwise, turn flag_var_tracking on when
5543 flag_var_tracking_uninit is on.
5544 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5545 note definitions, to allow recording of initialization status in the
5547 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5548 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5549 determine if two note locations are equal.
5550 (output_loc_list): Don't output list entries whose start & end labels
5552 (reg_loc_descriptor): Add parameter for initialization status; pass it
5553 to other loc descriptor functions.
5554 (one_reg_loc_descriptor): Add parameter for initialization status;
5555 check its value and add DW_OP_GNU_uninit to returned loc descr if
5557 (multiple_reg_loc_descriptor): Add parameter for initialization
5559 pass init status argument to other loc descriptor functions; check
5560 value of intialization parameter and add DW_OP_GNU_uninit to returned
5561 loc descr if appropriate.
5562 (based_loc_descr): Add parameter for initialization status; add new
5563 variable for return value; check value of initialization parameter and
5564 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5565 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5566 pass init status argument to other loc descriptor functions; check
5567 value of intialization parameter and add DW_OP_GNU_uninit to returned
5568 loc descr if appropriate.
5569 (mem_loc_descriptor): Likewise.
5570 (concat_loc_descriptor): Likewise.
5571 (concatn_loc_descriptor): Likewise.
5572 (loc_descriptor): Add parameter for initialization status; pass it as
5573 argument to other loc descriptor function calls.
5574 (loc_descriptor_from_tree_1): Add appropriate initialization status
5575 to loc descriptor function calls.
5576 (add_location_or_const_value_attribute): Get initialization status
5577 from VAR_LOCATION note; add initialization status to loc descriptor
5579 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5580 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5581 status is uninitialized, add "[uninint]" to output.
5582 * common.opt (fvar-tracking-uninit): New option, similar to
5583 fvar-tracking, to turn on tracking of uninitialized variables; creates
5584 a new global flag, flag_var_tracking_uninit.
5585 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5586 (enum var_init_status): New type, for var initialization status field.
5587 * var-tracking.c (struct location_chain_def): Two new fields, init,
5588 for initialization status, and set_src for the assignment value expr.
5589 (unshare_variable): New parameter for initialization status;
5590 initialize new init and set_src fields.
5591 (var_reg_set): New parameters for initialization status and value;
5592 pass them to set_variable_part.
5593 (var_mem_set): Likewise.
5594 (get_init_value): New function.
5595 (var_reg_delete_and_set): New initialization status & value
5596 parameters; add call to get_init_value if status is unknown; pass new
5597 parameters to clobber_variable_part and var_reg_set.
5598 (var_mem_delete_and_set): Likewise.
5599 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5600 (var_mem_delete): Likewise.
5601 (variable_union): Pass status to unshare_variable; initialize new init
5602 and set_src fields. If flag_var_tracking_uninit is not set, force
5603 status to initialized.
5604 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5605 used later to get the set_src value.
5606 (find_src_status): New function.
5607 (find_src_set_src): New function.
5608 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5609 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5610 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5611 and var_mem_delete_and_set.
5612 (dump_variable): Print out "[uninit]" if appropriate.
5613 (set_variable_part): Add new initialization and set_src parameters;
5614 pass status to unshare_variable; set node->init and node- >set_src
5615 fields and modify slot in hash table appropriately; save the init and
5616 set_src values if appropriate and assign to the new node.
5617 (clobber_variable_part): New set_src parameter; if two nodes have
5618 same variable and same location but different set_src (assignment)
5619 values, clobber old node.
5620 (delete_variable_part): Pass init status to unshare_variable.
5621 (emit_note_insn_var_location): Add initialized var; assign var's init
5622 status to new 'initialized'; pass new init status field to calls to
5623 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5624 status to initialized.
5625 (emit_notes_in_bb): Pass initialization status to calls to
5626 var_reg_set, var_mem_set, var_reg_delete_and_set and
5627 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5628 var_reg_delete_and_set and var_mem_delete_and_set; call
5629 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5630 make up for change in add_stores.
5631 (vt_add_function_parameters): Add status to calls to
5633 * config/darwin.c (darwin_override_options): Turn on uninitialized
5634 tracking automatically, if var_tracking is on and the system is
5637 2007-07-13 Sa Liu <saliu@de.ibm.com>
5639 * config.gcc: Add options for arch and tune on SPU.
5640 * config/spu/predicates.md: Add constant operands 0 and 1.
5641 * config/spu/spu-builtins.def: Add builtins for double precision
5642 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5643 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5645 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5647 * config/spu/spu-protos.h: Add new function prototypes.
5648 * config/spu/spu.c (spu_override_options): Check options -march and
5650 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5651 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5653 (spu_const_from_int): New. Create a vector constant from 4 ints.
5654 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5655 (spu_emit_vector_compare): New. Emit vector compare.
5656 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5657 * config/spu/spu.h: Add options -march and -mtune. Define processor
5658 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5659 CANONICALIZE_COMPARISON.
5660 * config/spu/spu.md: Add new insns for double precision compare
5661 and double precision vector compare. Add vcond and smax/smin patterns
5662 to enable DFmode vector conditional expression.
5663 * config/spu/spu.opt: Add options -march and -mtune.
5664 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5665 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5666 both CELL and CELLEDP targets: spu_testsv.
5667 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5670 2007-07-13 Richard Guenther <rguenther@suse.de>
5672 PR tree-optimization/32721
5673 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5674 TREE_THIS_VOLATILE on the folded reference.
5675 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5676 if the array reference has TREE_THIS_VOLATILE set.
5678 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5681 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5683 2007-07-13 Andreas Schwab <schwab@suse.de>
5685 * gengtype-lex.l: Allow declarations to be indented.
5687 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5689 * ginclude/tgmath.h: New.
5690 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5691 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5692 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5693 * configure: Regenerate.
5695 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5697 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5698 correct index when setting register save state for xd
5701 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5703 * config/sh/sh.c (mark_use): Remove.
5705 2007-07-12 Paul Brook <paul@codesourcery.com>
5707 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5708 reg does not overlap return value.
5710 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5712 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5713 (set_expression_vuses): Ditto.
5714 (init_pre): Initialize expression_vuses.
5716 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5718 * config/i386/sse.md (storentdf, storentsf): New.
5720 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5722 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5724 * tree.c (build_decl_stat): Move code from here...
5725 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5726 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5727 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5728 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5729 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5732 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5733 Devang Patel <dpatel@apple.com>
5735 PR tree-optimization/25413
5736 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5737 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5738 * tree.h (contains_packed_reference): New.
5739 * expr.c (contains_packed_reference): New.
5740 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5741 (vect_enhance_data_refs_alignment): Call
5742 vector_alignment_reachable_p.
5743 * target.h (vector_alignment_reachable): New builtin.
5744 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5745 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5746 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5748 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5750 * target.h (builtin_vectorization_cost): Add new target builtin.
5751 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5752 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5753 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5754 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5755 uninitialized variables.
5756 * tree-vect-transform.c (cost_for_stmt): New function.
5757 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5758 using cost 1 for all scalar stmts. Be less conservative when
5759 estimating the number of prologue/epulogue iterations. Call
5760 targetm.vectorize.builtin_vectorization_cost. Return
5761 min_profitable_iters-1.
5762 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5763 initialization cost instead of TARG_VEC_STMT_COST. Use
5764 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5765 epilogue code. Fix epilogue cost computation.
5766 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5767 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5768 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5769 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5770 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5771 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5773 2007-07-12 Richard Guenther <rguenther@suse.de>
5775 * gimplify.c (gimplify_conversion): Make sure that the result
5776 from maybe_fold_offset_to_reference is trivially convertible
5777 to the desired type before doing the simplification.
5778 (gimplify_expr): Likewise.
5779 * fold-const.c (fold_binary): Use the correct types for
5780 building the simplified expression.
5782 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5784 PR rtl-optimization/32729
5785 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5786 that fallthru to exit.
5788 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5790 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5791 (symDTPOFF2reg): Likewise.
5793 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5795 PR tree-optimization/32663
5797 * tree.h (VALUE_HANDLE_VUSES): Remove.
5798 (struct tree_value_handle): Remove vuses.
5800 * tree-vn.c (create_value_handle_for_expr): Don't set
5803 * tree-ssa-pre.c (expression_vuses): New.
5804 (alloc_expression_id): Set up expression_vuses.
5805 (get_expression_vuses): New.
5806 (set_expression_vuses): Ditto.
5807 (clear_expression_ids): Modify for expression_vuses.
5808 (phi_translate_1): Ditto.
5809 (phi_translate_set): Ditto.
5810 (value_dies_in_block_x): Ditto
5811 (valid_in_sets): Ditto.
5812 (add_to_sets): Ditto.
5813 (find_existing_value_expr): Ditto.
5814 (create_value_handle_for_expr): Ditto.
5815 (make_values_for_stmt): Ditto.
5816 (vuse_equiv): Remove.
5818 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5820 * Makefile.in (mostlyclean): Remove object files.
5822 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5824 * toplev.c (no_new_pseudos): Deleted.
5825 * rtl.h (no_new_pseudos): Deleted.
5826 * tree-pass.h (pass_no_new_pseudos): Deleted.
5827 * passes.c (pass_no_new_pseudos): Deleted.
5828 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5829 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5830 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5832 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5833 * rtlhooks.c (gen_lowpart_general): Ditto.
5834 * optabs.c (prepare_operand): Ditto.
5835 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5837 * modulo-sched.c (rest_of_handle_sms): Ditto.
5838 * see.c (rest_of_handle_see): Ditto.
5839 * ifcvt.c (if_convert): Ditto.
5840 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5842 * init-regs.c (gate_initialize_regs): Deleted set of
5844 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5845 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5846 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5848 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5851 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5852 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5853 (*vec_extractv2di_1_rex64): New insn pattern.
5855 2007-07-11 David Daney <ddaney@avtrex.com>
5857 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5858 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5859 for SIGNAL_UNWIND_RETURN_COLUMN.
5860 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5861 (DWARF_FRAME_REGNUM): Rewrite.
5862 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5864 2007-07-11 Nick Clifton <nickc@redhat.com>
5866 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5867 delta and use gen_int_mode in place of GET_INT instead.
5869 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5871 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5874 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5876 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5877 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5879 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5880 (USE_CANONICAL_TYPES): New.
5881 * doc/invoke.texi (verify-canonical-types): Remove.
5882 (use-canonical-types): Add.
5884 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5886 * config/spu/spu.c (spu_optimization_options): Remove setting of
5887 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5888 (spu_override_options): Move it here.
5890 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5892 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5893 * config/mips/mips.c (mips_cpu_info_table): Mention
5894 MIPS_ISA_LEVEL_SPEC in the comment.
5896 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5898 PR tree-optimization/32713
5899 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5901 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5904 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5905 conditional to flag_isoc99.
5906 (c_common_init_options): Do it here, unconditionally.
5908 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5910 PR tree-optimization/32589
5911 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5912 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5913 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5914 predicate, extracted from...
5915 (set_rhs): ...here. Call it for the expression on entry.
5916 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5917 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5918 (simplify_binary_expression): Use valid_gimple_expression_p
5919 to validate the simplification.
5920 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5922 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5924 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5925 DWARF2_DEBUG on 32 bit target too.
5926 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5928 2007-07-11 Nick Clifton <nickc@redhat.com>
5930 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5931 version for 64-bit hosts.
5933 2007-07-10 David Daney <ddaney@avtrex.com>
5935 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5937 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5939 * config/mips/mips.c (mips_expand_synci_loop): New function.
5940 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5941 (UNSPEC_RDHWR): Same.
5942 (UNSPEC_SYNCI): Same.
5943 (UNSPEC_SYNC): Same.
5944 (clear_cache): New expand.
5948 (clear_hazard): Same.
5949 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5951 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5952 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5954 2007-07-10 Ian Lance Taylor <iant@google.com>
5956 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5959 2007-07-10 David Daney <ddaney@avtrex.com>
5961 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5962 * builtins.c (expand_builtin___clear_cache): New function.
5963 (expand_builtin): Call expand_builtin___clear_cache for
5964 BUILT_IN_CLEAR_CACHE case.
5965 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5966 * doc/md.texi (clear_cache): Document new instruction pattern.
5967 * testsuite/gcc.dg/builtins-64.c: New test.
5969 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5971 * config/cris/cris.md ("movsi"): Fix typo in last change.
5973 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5976 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5978 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5979 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5980 for FUNCTION_DECLs. Don't use align_functions_log if
5982 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5983 even for FUNCTION_DECLs.
5984 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5986 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5987 (DECL_FUNCTION_CODE): Update for new location and name of
5989 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5990 (struct tree_decl_common): Move 'align' and 'off_align' out
5991 of union, ensure they're still on a 32-bit boundary. Remove
5992 other fields in union 'u1'.
5993 (struct tree_function_decl): Add field 'function_code' replacing
5994 'u1.f' in tree_decl_common.
5995 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5996 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5997 (Variable Attributes): Cross-reference 'aligned' attribute
5998 to Function Attributes.
5999 * flags.h (force_align_functions_log): Delete.
6000 * toplev.c (force_align_functions_log): Delete.
6002 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
6006 (*vec_concatv2di_rex): New insn pattern.
6008 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6011 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6013 2007-07-10 Ian Lance Taylor <iant@google.com>
6015 Replace no_new_pseudos in backends.
6016 * rtl.h (can_create_pseudo_p): Define.
6017 * config/darwin.c (machopic_indirect_data_reference): Use
6018 can_create_pseudo_p () instead of no_new_pseudos.
6019 (machopic_indirect_data_reference): Likewise.
6020 (machopic_legitimize_pic_address): Likewise.
6021 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6022 (alpha_emit_set_const_1): Likewise.
6023 (alpha_emit_set_const): Likewise.
6024 (alpha_emit_conditional_move): Likewise.
6025 (alpha_split_conditional_move): Likewise.
6026 * config/alpha/alpha.md (various splitters): Likewise.
6028 * config/arm/arm.c (legitimize_pic_address): Likewise.
6029 (arm_load_pic_register): Likewise.
6030 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6031 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6032 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6033 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6034 * config/cris/cris.md (movsi): Likewise.
6035 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6036 (symGOTOFF2reg_hilo): Likewise.
6037 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6038 * config/h8300/h8300.md (insv, extzv): Likewise.
6039 * config/i386/i386.c (ix86_expand_move): Likewise.
6040 (ix86_expand_vector_move): Likewise.
6041 (ix86_prepare_fp_compare_args): Likewise.
6042 (ix86_expand_carry_flag_compare): Likewise.
6043 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6044 (tls_dynamic_gnu2_combine_32): Likewise.
6045 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6046 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6047 (ia64_expand_movxf_movrf): Likewise.
6048 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6049 (m32c_split_move): Likewise.
6050 (m32c_expand_insv): Likewise.
6051 * config/m68k/m68k.md (movsi): Likewise.
6052 * config/mips/mips.c (mips_force_temporary): Likewise.
6053 (mips_split_symbol): Likewise.
6054 (mips_move_integer): Likewise.
6055 (mips_legitimize_const_move): Likewise.
6056 * config/mn10300/mn10300.md (movsi): Likewise.
6057 * config/pa/pa.c (emit_move_sequence): Likewise.
6058 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6059 (rs6000_got_register): Likewise.
6060 (create_TOC_reference): Likewise.
6061 (rs6000_machopic_legitimize_pic_address): Likewise.
6062 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6063 (various splitters): Likewise.
6064 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6065 (movsi_got): Likewise.
6066 * config/s390/s390.c (emit_symbolic_move): Likewise.
6067 * config/s390/s390.md (movhi, movqi): Likewise.
6068 (load_multiple, store_multiple): Likewise.
6069 * config/score/score.c (score_force_temporary): Likewise.
6070 * config/sh/sh.c (prepare_move_operands): Likewise.
6071 (prepare_cbranch_operands): Likewise.
6072 (emit_fpu_switch): Likewise.
6073 (fpscr_set_from_mem): Likewise.
6074 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6075 (adddi3, subsi3): Likewise.
6076 (various splitters): Likewise.
6077 (divsi_inv_fp_combine): Likewise.
6078 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6079 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6081 * config/sh/predicates.md (xor_operand): Likewise.
6082 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6083 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6084 (movdi_pic_label_ref): Likewise.
6085 * config/spu/spu.c (spu_split_immediate): Likewise.
6086 * config/alpha/alpha.md (various splitters): Remove test
6087 !no_new_pseudos || reload_completed.
6088 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6090 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6091 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6092 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6093 * config/score/score.c (th_output_mi_thunk): Likewise.
6094 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6095 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6097 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6099 PR rtl-optimization/32664
6100 * mode-switching.c (create_pre_exit): Skip barrier insns.
6102 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6104 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6105 force_gimple_operand_bsi.
6106 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6107 rewrite_use_compare): Ditto.
6108 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6110 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6111 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6112 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6113 * tree-profile.c (prepare_instrumented_value,
6114 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6115 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6116 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6117 tree_gen_ior_profiler): Ditto.
6118 * tree-ssa-reassoc.c (negate_value): Ditto.
6119 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6120 Use force_gimple_operand_bsi.
6121 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6122 * tree-if-conv.c (add_to_dst_predicate_list,
6123 find_phi_replacement_condition): Ditto.
6124 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6125 Call mark_symbols_for_renaming for new statements.
6126 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6128 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6130 * cfghooks.c (remove_edge): New function.
6131 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6133 * cfghooks.h (remove_edge): Declare.
6134 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6135 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6137 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6139 * optabs.h: Added declaration for signbit_optab.
6140 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6141 * genoptinit.c (optabs): Added entry for signbit insns.
6142 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6144 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6145 * config/s390/s390.md (signbit<mode>2): New expander.
6147 2007-07-09 Richard Guenther <rguenther@suse.de>
6150 * fold-const.c (fold_plusminus_mult_expr): Move constant
6151 arguments second to allow decomposing.
6153 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6156 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6158 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6159 Disregard DECL_FROM_INLINE.
6161 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6164 * doc/invoke.texi: Add ftree-reassoc flag.
6165 * common.opt (ftree-reassoc): New flag.
6166 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6167 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6169 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6171 PR tree-optimization/32681
6172 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6173 saved in second_edge->aux when first_bb is a loop header.
6175 2007-07-09 Jan HUbicka <jh@suse.cz>
6177 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6179 2007-07-09 Richard Guenther <rguenther@suse.de>
6181 * c-decl.c (start_function): Do not promote return type.
6183 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6185 * function.c (do_warn_unused_parameter): Do not warn if
6186 TREE_NO_WARNING is set.
6188 2007-07-08 Andreas Schwab <schwab@suse.de>
6190 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6192 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6195 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6197 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6198 apply to assembly language, too.
6199 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6201 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6203 Revert (note the sccvn portions are *not* reverted)
6204 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6206 Fix PR tree-optimization/23488
6208 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6210 * tree-flow-inline.h (get_value_handle): Ditto.
6211 * tree-ssa-pre.c (decl_vh_map): New.
6212 (decl_node_pool): New.
6213 (can_value_number_operation): Support DECL_P.
6214 (can_PRE_operation): Ditto.
6215 (create_expression_by_pieces): Ditto.
6216 (find_existing_value_expr): Modify to differnetiate between
6217 addressing and top level.
6218 (create_value_handle_for_expr): Handle DECL's.
6219 (poolify_tree): Ditto.
6220 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6221 (make_values_for_stmt): Handle DECL's properly.
6222 (init_pre): Reorg to not init useless things during FRE.
6224 * tree-flow.h: Include pointer-set.h.
6225 (decl_vh_map): Declare.
6226 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6228 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6230 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6231 the constraint description.
6232 * doc/md.texi: Update documentation of AVR constraints.
6234 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6236 * auto-inc-dec.c, config/arm/arm.c,
6237 config/m32r/constraints.md, config/mips/mips.md,
6238 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6239 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6240 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6241 typos. Follow spelling conventions.
6242 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6244 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6245 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6247 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6248 realloc_vuse): Remove.
6249 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6252 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6254 Fix PR tree-optimization/23488
6256 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6257 (try_to_simplify): Ditto.
6259 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6261 * tree-flow-inline.h (get_value_handle): Ditto.
6262 * tree-ssa-pre.c (decl_vh_map): New.
6263 (decl_node_pool): New.
6264 (can_value_number_operation): Support DECL_P.
6265 (can_PRE_operation): Ditto.
6266 (create_expression_by_pieces): Ditto.
6267 (find_existing_value_expr): Modify to differnetiate between
6268 addressing and top level.
6269 (create_value_handle_for_expr): Handle DECL's.
6270 (poolify_tree): Ditto.
6271 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6272 (make_values_for_stmt): Handle DECL's properly.
6273 (init_pre): Reorg to not init useless things during FRE.
6275 * tree-flow.h: Include pointer-set.h.
6276 (decl_vh_map): Declare.
6277 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6279 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6281 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6282 apply to assembly language, too.
6283 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6285 2007-07-06 Ian Lance Taylor <iant@google.com>
6286 Zack Weinberg <zackw@panix.com>
6289 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6291 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6293 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6294 (prefetch): Likewise if "pref" would be used.
6296 2007-07-06 Josh Conner <jconner@apple.com>
6300 * calls.c (store_one_arg): Handle arguments which are partially
6301 on the stack when detecting argument overlap.
6303 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6305 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6306 chosen during find_reloads.
6308 2007-07-06 Richard Guenther <rguenther@suse.de>
6310 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6311 TYPE_ARG_TYPES for verification of argument types. Use
6312 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6313 parameters as variable arguments.
6315 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6317 * libgcc2.h (word_type): Type definition removed.
6318 (cmp_return_type, shift_count_type): Type definitions added.
6319 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6320 replaced with shift_count_type.
6321 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6323 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6324 changed from word_type to Wtype.
6325 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6326 replaced with shift_count_type.
6327 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6329 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6330 and libgcc_shift_count attribute added.
6331 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6332 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6333 (TARGET_INITIALIZER): New target hooks added.
6334 * targhooks.c (default_libgcc_cmp_return_mode,
6335 default_libgcc_shift_count_mode): Default implementations for the new
6337 * targhooks.h (default_libgcc_cmp_return_mode,
6338 default_libgcc_shift_count_mode): Function prototypes added.
6339 * target.h (struct gcc_target): Fields for the new target hooks added.
6340 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6342 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6345 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6346 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6348 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6349 s390_libgcc_shift_count_mode): Functions added.
6350 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6351 Target hooks defined.
6353 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6355 * config/mips/mips.c (compute_frame_size): Restore the original
6356 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6357 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6358 Document why the difference is needed.
6360 2007-07-06 Richard Guenther <rguenther@suse.de>
6362 * c-common.c (boolean_increment): Use correctly typed
6365 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6367 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6368 the topmost argument register is not also included in the save mask.
6369 (mips16e_collect_argument_save_p): Take a pointer to the argument
6370 register, rather than a pointer to the number of arguments.
6371 (mips16e_collect_argument_saves): Only include argument saves
6372 that aren't in the register mask.
6374 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6376 PR rtl-optimization/32450
6377 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6378 to ensure that instructions are not moved into the prologue when
6379 profiling is on. Remove unused prologue_end variable.
6380 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6381 as a scheduling barrier.
6383 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6386 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6387 Disregard DECL_FROM_INLINE.
6389 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6391 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6392 IORing with a constant.
6394 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6396 PR rtl-optimization/32475
6397 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6398 for every definition of the stack pointer.
6400 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6402 * arm.c (vfp3_const_double_index): Copy signed results of
6403 REAL_VALUE_TO_INT into unsigned vars.
6405 2007-07-05 Richard Guenther <rguenther@suse.de>
6408 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6410 * tree-ssa.c (useless_type_conversion_p): Check canonical
6413 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6415 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6416 zero_extendhisi2): Change to define_insn_and_split.
6417 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6419 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6421 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6422 pass_match_asm_constraints): New.
6423 * passes.c (init_optimization_passes): Add new pass.
6424 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6425 * function.h (struct function): Add has_asm_statement bit.
6426 (current_function_has_asm_statement): New.
6427 * tree-pass.h (pass_match_asm_constraints): New.
6429 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6431 * config/mips/mips.c (mips_file_start): Avoid declaration
6434 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6436 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6438 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6440 * rtl.def (NOTE): Change print format string to print
6441 operand 5 as a note insn name.
6443 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6444 David Ung <davidu@mips.com>
6446 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6447 * doc/invoke.texi: (MIPS Options): Document them.
6449 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6450 David Ung <davidu@mips.com>
6452 Add support for SmartMIPS ASE.
6454 * optabs.c (expand_binop_directly): New, broken out from...
6455 (expand_binop): Here. Make it try rotating in the other
6456 direction even when the second operand isn't constant.
6457 * config/mips/mips.md (*lwxs): New.
6458 * config/mips/mips.opt (msmartmips): New.
6459 * config/mips/mips.c (mips_lwxs_address_p): New.
6460 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6461 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6462 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6463 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6464 (ISA_HAS_LWXS): New.
6465 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6466 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6467 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6468 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6469 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6470 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6471 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6473 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6475 * tree-vectorizer.c (new_loop_vec_info): Initialize
6476 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6477 * tree-vectorizer.h (_loop_vec_info): Added new filed
6478 min_profitable_iters.
6479 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6480 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6481 * tree-vect-analyze.c (vect_analyze_operations): Set
6482 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6483 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6484 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6485 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6486 and prologue cost to after they are computed.
6487 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6489 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6490 of creating vectors from scalars according to dt.
6491 (vect_model_store_cost): Likewise.
6492 (vectorizable_call): Use dt array instead of scalar dt. Call
6493 vect_model_simple_cost with additional argument dt.
6494 (vectorizable_assignment): Likewise.
6495 (vectorizable_operation): Likewise.
6496 (vectorizable_type_demotion): Likewise.
6497 (vectorizable_type_promotion): Likewise.
6498 (vectorizable_store): Use dt array instead of scalar dt. Call
6499 vect_model_store_cost with additional argument dt.
6500 (vect_do_peeling_for_loop_bound): Don't call
6501 vect_estimate_min_profitable_iters. Instead, lookup
6502 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6503 "may not be profitable".
6505 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6508 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6509 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6510 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6511 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6513 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6515 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6516 addressing modes cheaper.
6518 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6520 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6521 (dw_ranges_struct): Rename block_num to num. Adjust.
6522 (dw_ranges_by_label_struct): New.
6523 (ranges_by_label, ranges_by_label_allocated,
6524 ranges_by_label_in_use): New variables.
6525 (add_ranges_num): Factored most of the code out of...
6526 (add_ranges): ... this one. Rewrite in terms of the former.
6527 (add_ranges_by_labels): New.
6528 (output_ranges): Output by-label ranges.
6529 (dwarf2out_finish): Output range for multiple-section
6530 compile_unit. Output standard DW_AT_low_pc in addition to
6531 unexpected DW_AT_entry_pc.
6533 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6535 PR tree-optimization/32604
6536 PR tree-optimization/32606
6538 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6539 (compute_antic_safe): Removed.
6540 (ANTIC_SAFE_LOADS): Ditto.
6541 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6542 (execute_pre): Don't call compute_antic_safe.
6543 (vuse_equiv): New function.
6544 (make_values_for_stmt): Use it
6545 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6548 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6551 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6553 (avr_attribute_table): Make "naked" attribute apply to function types
6554 rather than to decls.
6555 (avr_handle_fntype_attribute): New function.
6557 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6559 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6562 2007-07-04 David Ung <davidu@mips.com>
6563 Joseph Myers <joseph@codesourcery.com>
6565 * config/mips/mips.md (type): Add logical, signext and move.
6566 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6567 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6568 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6569 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6570 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6571 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6572 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6573 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6574 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6575 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6576 movv2sf_hardfloat_64bit): Use the new types.
6577 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6578 *movdf_softfloat, *movdf_mips16): Use "multi".
6579 (extendqihi2): Replace with a define_expand.
6580 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6581 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6582 * config/mips/74k.md (r74k_int_logical): New reservation and
6584 (r74k_int_arith): Remove "slt".
6585 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6586 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6587 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6588 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6589 reservations for "arith".
6591 2007-07-04 Richard Guenther <rguenther@suse.de>
6593 * tree-ssa.c (useless_type_conversion_p): Add handling for
6594 scalar float and vector types. Only call the types_compatible_p
6595 langhook for aggregate types as last resort. Follow the
6598 2007-07-04 Richard Guenther <rguenther@suse.de>
6600 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6601 the same as NOP_EXPR.
6603 2007-07-04 Nick Clifton <nickc@redhat.com>
6605 * target.h (struct gcc_target): Add target_help field.
6606 * target-def.h (TARGET_HELP): New.
6607 (TARGET_INITIALIZER): Use TARGET_HELP.
6608 * opts.c (command_handle_option): Invoke target_help function, if
6609 defined, when the user has specified --target-help on the command
6611 * doc/invoke.texi: Mention that --target-help might print
6612 additional information.
6613 * doc/tm.texi: Document TARGET_HELP hook.
6615 * arm.c (TARGET_HELP): Override default definition.
6616 (arm_target_help): New - display a wrapped list of cores and
6617 architectures supported.
6619 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6621 * config/v850/v850.c (expand_prologue): Make sure
6622 GEN_INT() argument is sign extended rather than zero extended.
6623 (expand_epilogue): Likewise.
6624 (output_move_double): Delete.
6625 * config/v850/v850-protos.h (output_move_double): Delete.
6626 * config/v850/v850.md (movdi): Delete.
6627 (*movdi_internal): Delete.
6629 (*movdf_internal): Delete.
6631 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6633 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6634 unless compiling RTP PIC.
6636 2007-07-04 Richard Guenther <rguenther@suse.de>
6638 PR tree-optimization/32482
6639 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6640 original ssa name if we didn't find a shift expression.
6641 Fix shift constant for bit zero test.
6643 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6645 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6647 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6649 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6650 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6651 * config/arm/vxworks.h (ASM_SPEC): Delete.
6652 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6654 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6656 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6657 (DDR_REVERSED_P): New.
6658 * tree-data-ref.c (initialize_data_dependence_relation,
6659 build_classic_dist_vector): Set DDR_REVERSED_P.
6661 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6664 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6665 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6666 init_omega_for_ddr_1): Use non conservative number of iterations
6668 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6669 (analyze_siv_subscript): Remove FIXME and reinitialization of
6670 last_conflicts to chrec_dont_know.
6671 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6673 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6675 * tree.c (maybe_canonicalize_argtypes): Improve description.
6677 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6679 * tree.c (maybe_canonicalize_argtypes): New.
6680 (build_function_type): Set canonical type.
6681 (build_method_type_directly): Ditto.
6682 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6685 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6687 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6689 (rewrite_use_nonlinear_expr): Likewise.
6691 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6693 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6695 2007-07-04 Ben Elliston <bje@au.ibm.com>
6697 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6700 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6702 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6703 (Exception Handling): Likewise.
6705 2007-07-03 Jan Hubicka <jh@suse.cz>
6707 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6709 2007-07-03 Eric Christopher <echristo@apple.com>
6711 * doc/cppopts.texi: Add conflicting option note to -dM.
6712 * doc/invoke.texi: Add note about possible conflicts with
6713 -E for -dCHARS and note that -dM will not produce
6714 any results if there is no machine dependent reorg.
6716 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6718 * tree.h (DECL_ALIGN): Back out previous change.
6720 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6722 * configure.ac: Test for .dtprelword support on MIPS.
6723 * configure, config.in: Regenerate.
6724 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6725 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6727 2007-07-03 Julian Brown <julian@codesourcery.com>
6729 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6730 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6731 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6732 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6734 (all_fpus): Add FPUTYPE_VFP3.
6735 (fp_model_for_fpu): Add VFPv3 field.
6736 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6737 (vfp3_const_double_index): New function. Return integer index of
6738 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6740 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6741 and argument represents a valid RTX for a VFPv3 constant.
6742 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6744 (vfp_emit_fstmd): Similar, for fstmd.
6745 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6746 constants, represented as integer indices.
6747 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6748 VFP_REGNO_OK_FOR_DOUBLE macros.
6749 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6750 (arm_file_start): Set float-abi attribute for VFPv3, and output
6751 correct ".fpu" assembler directive.
6752 (arm_dbx_register_numbering): Add FIXME.
6753 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6754 (fputype): Add FPUTYPE_VFP3.
6755 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6756 (CALL_USED_REGISTERS): Likewise.
6757 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6758 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6759 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6760 (D7_VFP_REGNUM): New.
6761 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6762 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6763 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6764 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6765 (REG_ALLOC_ORDER): Adjust for VFPv3.
6766 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6767 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6768 VFP_LO_REGS, VFP_HI_REGS.
6769 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6770 (IS_VFP_CLASS): Define macro.
6771 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6773 (REGISTER_MOVE_COST): Likewise.
6774 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6775 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6776 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6777 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6778 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6779 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6780 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6781 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6782 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6783 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6784 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6785 where appropriate for single-word registers.
6786 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6787 As above. Fix type attributes.
6788 * config/arm/constraints.md (register_contraint "t"): Define.
6789 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6791 (register_constraint "x"): Define.
6792 (constraint "Dv"): Define.
6794 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6796 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6798 2007-07-03 Tom Tromey <tromey@redhat.com>
6800 * c-parser.c (objc_pq_context): Removed.
6801 (objc_need_raw_identifier): Likewise.
6802 (c_parser) <objc_pq_context>: New field.
6803 <objc_need_raw_identifier>: Likewise.
6804 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6805 (c_lex_one_token): Update.
6806 (c_parser_objc_protocol_definition): Update.
6807 (c_parser_objc_method_definition): Update.
6808 (c_parser_objc_methodproto): Update.
6809 (c_parser_declspecs): Update.
6811 2007-07-03 David Ung <davidu@mips.com>
6813 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6815 2007-07-03 David Ung <davidu@mips.com>
6816 Richard Sandiford <richard@codesourcery.com>
6818 * doc/invoke.texi: Document -march=74kf3_2.
6819 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6820 (TUNE_74K): Check for it.
6821 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6822 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6823 * config/mips/mips.md (cpu): Add 74kf3_2.
6824 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6825 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6826 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6827 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6828 74kf3_2 to the CPU list.
6829 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6830 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6831 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6832 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6833 (r74kf3_2_fxfer_from_c1): New insn reservations.
6835 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6836 David Ung <davidu@mips.com>
6838 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6839 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6840 and 74k[fx]. Document aliases for the new options.
6841 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6842 (PROCESSOR_24KF2_1): ...this.
6843 (PROCESSOR_24KX): Rename to...
6844 (PROCESSOR_24KF1_1): ...this.
6845 (PROCESSOR_74KF): Rename to...
6846 (PROCESSOR_74KF2_1): ...this.
6847 (PROCESSOR_74KX): Rename to...
6848 (PROCESSOR_74KF1_1): ...this.
6849 (TUNE_74K): Update PROCESSOR_* names.
6850 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6851 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6852 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6853 (mips_rtx_cost_data): Update processor names in comments.
6854 (mips_issue_rate): Update PROCESSOR_* names.
6855 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6856 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6857 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6858 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6859 Update cpu attribute names.
6860 (r24k_fpu_iss): Rename this reservation to...
6861 (r24kf2_1_fpu_iss): ...this and update all uses.
6862 (r24kx_fpu_iss): Rename this reservation to...
6863 (r24kf1_1_fpu_iss): ...this and update all uses.
6864 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6865 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6866 Update cpu attribute names.
6868 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6870 * config/m32r/constraints.md: New file.
6871 * config/m32r/m32r.c: Include tm-constrs.h.
6872 (small_data_operand): Use satisfies_constraint_* instead of macro.
6873 (addr24_operand, gen_compare): Likewise.
6874 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6875 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6876 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6877 EXTRA_CONSTRAINT): Likewise.
6878 * config/m32r/m32r.md: Include constraints.md.
6879 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6880 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6881 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6882 (two_insn_const_operand, int8_operand, uint16_operand,
6883 reg_or_int16_operand, reg_or_uint16_operand,
6884 reg_or_cmp_int16_operand, cmp_int16_operand,
6885 seth_add3_operand): Likewise.
6887 2007-07-03 Eric Christopher <echristo@gmail.com>
6889 * libgcc2.h: Conditionally declare __bswapsi2 and
6892 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6894 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6897 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6900 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6901 (__gthrw_pragma): Provide default definition.
6903 * gthr-posix.c (__gthrw_pragma): Define.
6905 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6907 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6908 before declaring inequality.
6910 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6912 * combine.c (recog_for_combine): Log the success or failure of
6913 matching new insn patterns against the machine description in
6916 2007-07-03 Revital Eres <eres@il.ibm.com>
6918 * ddg.c (print_sccs): New function.
6919 (check_sccs): New function.
6920 (create_ddg_all_sccs): Use it.
6921 * ddg.h (print_sccs): Declare.
6922 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6924 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6926 * targhooks.h (default_mode_for_suffix): New function declaration.
6927 * targhooks.c (default_mode_for_suffix): New default target hook.
6928 * target.h (struct c): New structure in the targetm struct.
6929 (mode_for_suffix): New target hook as part of struct c.
6930 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6931 default_mode_for_suffix.
6932 (TARGET_C): New define.
6933 * c-lex.c: Include "target.h".
6934 (interpret_float): Use targetm.c.mode_for_suffix to determine
6935 the mode for a given non-standard suffix.
6936 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6938 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6939 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6941 * doc/extend.texi (Floating Types): New node. Document __float80 and
6942 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6944 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6947 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6948 predicate instead of target_operand.
6949 (divsi3_i1_media, divsi3_media_2): Likewise.
6951 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6953 * tree.h (alias_sets_might_conflict_p): Rename into
6954 alias_sets_must_conflict_p.
6955 * alias.c (alias_sets_might_conflict_p): Likewise.
6956 (alias_sets_conflict_p): Use it.
6957 (objects_must_conflict_p): Likewise.
6958 * c-common.c (strict_aliasing_warning): Adjust.
6960 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6962 * rtlhooks.c (gen_lowpart_if_possible): Check for
6963 invalid subreg before calling gen_lowpart_SUBREG.
6965 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6967 * config/darwin9.h: Add copyright notice.
6968 (LINK_COMMAND_SPEC): Add comment.
6969 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6970 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6971 DARWIN_LIBSYSTEM_HAS_UNWIND.
6973 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6976 * omp-low.c (check_combined_parallel): New function.
6977 (lower_omp_parallel): Call it via walk_stmts, set
6978 OMP_PARALLEL_COMBINED if appropriate.
6979 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6980 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6981 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6982 don't consider it as combined parallel.
6984 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6986 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6987 (gcc_tooldir): Likewise.
6988 * configure: Regenerate.
6989 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6990 old configure.ac gcc_tooldir setting.
6991 (prefix_to_exec_prefix): New variable.
6992 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6993 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6995 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6997 Fix PR tree-optimization/32583
6998 Fix PR tree-optimization/32584
6999 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
7000 (phi_translate_set): Use phi_translate directly now.
7001 (make_values_for_stmt): Don't value number RHS if we already know
7004 2007-07-02 Steve Ellcey <sje@cup.hp.com>
7005 Jim Wilson <wilson@specifix.com>
7008 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7011 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7012 Richard Sandiford <richard@codesourcery.com>
7013 Nigel Stephens <nigel@mips.com>
7015 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7016 (mips16e_output_save_restore): Declare.
7017 (mips16e_save_restore_pattern_p): Likewise.
7018 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7019 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7020 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7021 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7022 (BITSET_P): New global macro, extracted from...
7023 (mips_for_each_saved_reg): ...here.
7024 (mips16e_save_restore_info): New struct.
7025 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7026 (mips16e_save_restore_regs): New variable.
7027 (mips_split_plus, mips16e_find_first_register): New functions.
7028 (mips16e_mask_registers): New function.
7029 (compute_frame_size): Expand the commentary before the function.
7030 Enforce the MIPS16e save and restore register range restrictions.
7031 Pad the general register save area at the low end.
7032 (mips16e_save_restore_reg, mips16e_build_save_restore)
7033 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7034 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7035 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7037 (mips_expand_prologue, mips_expand_epilogue): Handle
7038 GENERATE_MIPS16E_SAVE_RESTORE.
7039 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7041 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7043 PR tree-optimization/31966
7044 PR tree-optimization/32533
7045 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7046 "basic_block" description as its third argument. Update function
7047 calls to get destination bb from "edge" argument. Save "cond" into
7048 aux field of the edge. Update prototype for changed arguments.
7049 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7051 (find_phi_replacement_condition): Operate on incoming edges, not
7052 on predecessor blocks. If there is a condition saved in the
7053 incoming edge aux field, AND it with incoming bb predicate.
7054 Return source bb of the first edge.
7055 (clean_predicate_lists): Clean aux field of outgoing node edges.
7056 (tree_if_conversion): Do not initialize cond variable. Move
7057 variable declaration into the loop.
7058 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7059 initializations of new_stmt, arg0 and arg1 variables.
7061 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7063 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7064 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7066 2007-07-02 Richard Guenther <rguenther@suse.de>
7068 * tree-ssa.c (useless_type_conversion_p): Document
7069 future intent as defining the middle-end type system.
7070 Re-structure to call langhook last, group by type class,
7071 mark questionable parts.
7073 2007-07-02 Richard Guenther <rguenther@suse.de>
7075 * tree-flow.h (types_compatible_p): Declare.
7076 * tree-ssa.c (types_compatible_p): New function.
7077 * ipa-type-escape.c (discover_unique_type): Use
7078 types_compatible_p instead of lang_hooks.types_compatible_p.
7079 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7080 * tree-vn.c (expressions_equal_p): Likewise.
7081 * tree.c (fields_compatible_p): Likewise.
7082 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7083 (cprop_operand): Use useless_type_conversion_p instead of
7084 lang_hooks.types_compatible_p.
7085 * tree-inline.c (setup_one_parameter): Likewise.
7086 (declare_return_variable): Likewise.
7087 * tree-nrv.c (tree_nrv): Likewise.
7088 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7089 (maybe_fold_offset_to_component_ref): Likewise.
7090 (maybe_fold_offset_to_reference): Likewise.
7091 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7092 (merge_alias_info): Likewise.
7093 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7094 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7095 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7096 * tree-tailcall.c (find_tail_calls): Likewise.
7097 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7098 * gimplify.c (canonicalize_addr_expr): Likewise.
7099 (fold_indirect_ref_rhs): Likewise.
7100 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7101 (cpt_same_type): Likewise.
7102 (check_pointer_types_r): Swap parameters to cpt_same_type
7104 * fold-const.c (fold_convert): Revert fix for PR15988.
7105 * tree-inline.c (setup_one_parameter): Instead fix it here by
7106 using fold_build1 instead of fold_convert and checking for
7107 error_mark_node. Convert only if the conversion is necessary.
7109 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7111 * configure.ac: Check for .gnu_attribute on Power.
7112 * configure: Regenerate.
7113 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7114 attribute for floating-point ABI.
7116 2007-07-02 Ira Rosen <irar@il.ibm.com>
7118 PR tree-optimization/32230
7119 PR tree-optimization/32477
7120 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7121 address is a constant.
7123 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7125 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7126 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7127 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7128 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7129 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7130 64-bit targets. Add support for *-elfoabi*.
7131 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7132 different settings if $(tm_defines) does not select the EABI.
7133 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7134 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7135 (MIPS_ARCH_OPTION_SPEC): Likewise.
7136 (MIPS_ISA_LEVEL_SPEC): Likewise.
7137 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7138 * config/mips/elfoabi.h: New file.
7140 2007-07-02 Richard Guenther <rguenther@suse.de>
7142 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7143 (useless_type_conversion_p): ... this.
7144 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7145 (useless_type_conversion_p): ... this.
7146 * builtins.c (fold_builtin_memory_op): Rename
7147 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7148 * tree-cfg.c (verify_expr): Likewise.
7149 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7150 * tree-ssa-ccp.c (ccp_fold): Likewise.
7151 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7152 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7154 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7155 * tree-ssa-pre.c (eliminate): Likewise.
7156 * tree-ssa.c (delete_tree_ssa): Likewise.
7157 (tree_ssa_useless_type_conversion): Likewise.
7158 * tree.c (build2_stat): Likewise.
7160 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7162 Fix PR tree-optimization/32571
7163 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7166 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7168 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7169 and other expected operations explicitly, change default to
7172 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7174 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7176 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7177 (tls_load_dot_plus_eight): Move the label number into the unspec.
7178 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7180 2007-07-01 Andreas Schwab <schwab@suse.de>
7182 * dwarf2out.c (initial_return_save): Define only if used.
7184 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7186 Unreverting Richard's Revert of:
7188 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7190 * dce.c (deletable_insn_p_1): New function, split out from...
7191 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7192 specially, not those inside PARALLELs. Remove BODY argument
7193 and adjust recursive call accordingly.
7194 (prescan_insns_for_dce): Update call to delete_insn_p.
7196 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7197 Revital Eres <eres@il.ibm.com>
7199 * ddg.c (create_ddg_all_sccs): Fix missed
7200 initialization of scc_nodes.
7202 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7205 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7206 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7208 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7210 * configure.ac: Check for .gnu_attribute on MIPS.
7211 * configure, config.in: Regenerate.
7212 * config/mips/mips.c (mips_file_start): If supported, output
7213 attribute for floating-point ABI.
7215 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7218 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7219 (ffs_cmove): New expander to expand using ctz pattern.
7220 (*ffs_cmove): Remove pattern.
7221 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7222 (ffsdi2): Expand using ctz pattern.
7223 (*ffs_rex64): Remove pattern.
7225 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7227 PR rtl-optimization/32296
7228 * pa.md (return): Delete pattern.
7229 (return_internal): Remove "(const_int 1)" from pattern.
7230 (epilogue): Use return_internal pattern for trivial returns.
7231 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7232 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7234 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7236 * tree-ssa-pre.c (is_exception_related): New function
7237 (can_value_number_operation): Use it.
7239 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7241 Fix PR tree-optimization/32540
7242 Fix PR tree-optimization/31651
7244 * tree-ssa-sccvn.c: New file.
7246 * tree-ssa-sccvn.h: Ditto.
7248 * tree-vn.c: Include tree-ssa-sccvn.h
7249 (val_expr_paid_d): Removed.
7250 (value_table): Ditto.
7251 (vn_compute): Ditto.
7252 (val_expr_pair_hash): Ditto.
7253 (val_expr_pair_expr_eq): Ditto.
7254 (copy_vuses_from_stmt): Ditto.
7257 (shared_vuses_from_stmt): Ditto.
7258 (print_creation_to_file): Moved up.
7259 (sort_vuses): Ditto.
7260 (sort_vuses_heap): Ditto.
7261 (set_value_handle): Make non-static.
7262 (make_value_handle): Ditto.
7263 (vn_add): Rewritten to use sccvn lookups.
7264 (vn_add_with_vuses): Ditto.
7265 (vn_lookup): Ditto (and second argument removed).
7266 (vn_lookup_with_vuses): Ditto.
7267 (vn_lookup_or_add): Ditto (and second argument removed);
7268 (vn_lookup_or_add_with_vuses): Ditto.
7269 (vn_lookup_with_stmt): New.
7270 (vn_lookup_or_add_with_stmt): Ditto.
7271 (create_value_handle_for_expr): Ditto.
7273 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7274 (seen_during_translate): New function.
7275 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7276 (phi_trans_add): Ditto.
7277 (constant_expr_p): FIELD_DECL is always constant.
7278 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7279 Use constant_expr_p.
7280 Avoid infinite recursion on mutually valued expressions.
7281 Change callers of vn_lookup_or_add.
7282 (phi_translate): New function.
7283 (compute_antic_safe): Allow phi nodes.
7284 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7285 (find_or_generate_expression): Rewrite slightly.
7286 (create_expression_by_pieces): Updated for vn_lookup_or_add
7288 Update VN_INFO for new names.
7289 (insert_into_preds_of_block): Update for new names.
7290 (add_to_exp_gen): New function.
7291 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7292 (find_existing_value_expr): Rewrite to changed vn_lookup.
7293 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7294 (try_look_through_load): Removed.
7295 (try_combine_conversion): Ditto.
7296 (get_sccvn_value): New function.
7297 (make_values_for_phi): Ditto.
7298 (make_values_for_stmt): Ditto.
7299 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7301 (init_pre): Update for SCCVN changes.
7303 (execute_pre): Ditto.
7305 * tree-flow.h (make_value_handle): Declare.
7306 (set_value_handle): Ditto.
7307 (sort_vuses_heap): Ditto.
7308 (vn_lookup_or_add_with_stmt): Ditto.
7309 (vn_lookup_with_stmt): Ditto.
7310 (vn_compute): Remove.
7313 (vn_lookup): Update arguments.
7315 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7317 (tree-ssa-sccvn.o): New.
7318 (OBJS-common): Add tree-ssa-sccvn.o
7320 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7323 * c-typeck.c (build_external_ref): Don't mark as used if called
7325 * calls.c (rtx_for_function_call): Likewise.
7327 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7331 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7333 * dce.c (deletable_insn_p_1): New function, split out from...
7334 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7335 specially, not those inside PARALLELs. Remove BODY argument
7336 and adjust recursive call accordingly.
7337 (prescan_insns_for_dce): Update call to delete_insn_p.
7339 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7341 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7342 (try_combine): Move potential calls to undo_all() so they happen
7343 before we commit to using the combined insns.
7345 2006-06-30 Jan Hubicka <jh@suse.cz>
7347 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7350 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7352 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7353 (cgraph_remove_unreachable_nodes): Likewise.
7354 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7355 * ipa-inline.c (update_caller_keys): Cast according to the coding
7357 (cgraph_decide_recursive_inlining): Likewise.
7358 (cgraph_decide_inlining_of_small_function): Likewise.
7359 (try_inline): Likewise.
7360 (cgraph_decide_inlining_incrementally): Likewise.
7361 * ipa-pure-const.c (get_function_state): Likewise.
7362 (scan_function): Likewise.
7363 (analyze_function): Likewise.
7364 (static_execute): Likewise.
7365 * ipa-reference.c (scan_for_static_refs): Likewise.
7366 (merge_callee_local_info): Likewise.
7367 (analyze_function): Use type safe memory macros.
7368 (static_execute): Likewise. Cast according to the coding conventions.
7369 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7371 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7373 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7374 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7377 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7380 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7381 for complex modes (both int and real).
7383 2007-06-29 Jan Hubicka <jh@suse.cz>
7385 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7387 2007-06-29 Jan Hubicka <jh@suse.cz>
7390 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7393 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7396 * config/avr/avr.c: Include dataflow header file.
7397 (expand_prologue): Adjust for prologue insn change.
7398 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7401 2007-06-29 Richard Guenther <rguenther@suse.de>
7404 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7405 during type verification.
7407 2007-06-29 Jan Hubicka <jh@suse.cz>
7409 * recog.c (validate_change_rtx_1): Unshare TO argument.
7411 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7413 PR tree-optimization/24659
7414 * tree-vect-transform.c (vectorizable_call): Handle
7415 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7417 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7418 * config/i386/i386.c (enum ix86_builtins)
7419 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7420 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7422 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7423 const using def_builtin_const.
7424 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7425 input operands in the same modes as the result.
7426 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7428 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7430 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7431 (df_set_dead_notes_for_mw): Likewise.
7433 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7435 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7437 2007-06-28 DJ Delorie <dj@redhat.com>
7439 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7441 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7443 * doc/invoke.texi (C++ Dialect Options): Document
7444 fvisibility-ms-compat.
7445 * c.opt (fvisibility-ms-compat): New.
7447 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7450 * tree-affine.c (aff_combination_add_elt): Handle
7451 pointer addition specially.
7453 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7455 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7456 decl is non-external for AIX ABI.
7458 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7460 * config/rs6000/predicates.md (current_file_function_operand):
7461 Ensure the symbol is non-external for AIX ABI.
7463 2007-06-28 Nick Clifton <nickc@redhat.com>
7465 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7466 (fdce, fdse, fpredictive-commoning): Likewise.
7468 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7471 * gcc.c (process_command): Recognize the new -static-libgfortran
7474 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7477 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7478 Use a call clobbered hard reg instead of a pseudo reg.
7480 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7482 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7484 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7487 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7488 REG_LIBCALL and REG_RETVAL notes.
7489 (divsi3, mulsi3): Likewise.
7490 (mulhisi3): Likewise. Use emit_libcall_block.
7491 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7493 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7495 PR rtl-optimization/32481
7496 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7498 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7500 * dce.c (deletable_insn_p_1): New function, split out from...
7501 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7502 specially, not those inside PARALLELs. Remove BODY argument
7503 and adjust recursive call accordingly.
7504 (prescan_insns_for_dce): Update call to delete_insn_p.
7506 2007-06-27 Richard Guenther <rguenther@suse.de>
7509 * tree.h (fold_convertible_p): Declare.
7510 * fold-const.c (fold_convertible_p): New function.
7511 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7512 instead of lang_hooks.types_compatible_p.
7514 2007-06-26 Jan Hubicka <jh@suse.cz>
7516 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7517 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7518 early use validate_unshare_change.
7519 (reload_combine): Likewise.
7520 * recog.c (change_t): New field unshare.
7521 (validate_change_1): Rename from validate_change; add argument unshare.
7522 (validate_change): Turn into wrapper of validate_change_1; update
7523 prototype for bools.
7524 (validate_unshare_change): New.
7525 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7526 calls of df_insn_rescan.
7527 * recog.h (validate_change): Replace ints by bools.
7528 (validate_unshare_change): Declare.
7530 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7532 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7534 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7536 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7538 2007-06-25 Jan Hubicka <jh@suse.cz>
7540 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7542 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7543 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7544 places other call site specific checks are performed.
7546 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7549 * tree-vect-transform.c (vectorizable_operation): Convert
7550 POINTER_PLUS_EXPR over to PLUS_EXPR.
7552 2007-06-25 Chao-ying Fu <fu@mips.com>
7554 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7555 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7556 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7557 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7559 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7560 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7561 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7562 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7563 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7564 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7565 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7566 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7567 ALL_FIXED_POINT_MODE_P): New define.
7568 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7570 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7572 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7573 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7574 MODE_VECTOR_UACCUM): New mode classes.
7576 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7577 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7578 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7581 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7582 (blank_mode): Initialize ibit and fbit.
7583 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7584 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7586 (new_adjust): Change required_class to required_class_from and
7587 required_class_to for testing within a range.
7588 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7589 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7591 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7592 (make_fixed_point_mode): New.
7593 (_ADD_ADJUST): Change C to C1 and C2.
7594 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7595 use a range for machine classes.
7596 (ADJUST_IBIT, ADJUST_FBIT): New.
7597 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7599 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7600 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7601 Emit adjustment for ibit and fbit.
7602 (emit_mode_ibit, emit_mode_fbit): New.
7603 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7605 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7607 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7608 as the source of the set.
7610 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7612 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7613 FP_REGNO_P): Use IN_RANGE.
7614 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7615 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7616 (DATA_REG_P): Use DATA_REGNO_P.
7617 (FP_REG_P): Use FP_REGNO_P.
7618 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7619 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7620 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7622 2007-06-24 Jan Hubicka <jh@suse.cz>
7625 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7627 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7630 * fold-const.c (fold_binary): Strip nops of operand 0
7631 of BIT_NOT_EXPR before calling operand_equal_p.
7632 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7633 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7635 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7637 * doc/extend.texi: Document that dllimport and dllexport imply
7639 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7640 imported or exported declaration, including type declarations.
7641 * c-common.c (handle_visibility_attribute): Check for conflicts
7642 with dllimport/dllexport.
7643 (c_determine_visibility): Handle dllimport/dllexport as an
7644 explicit visibility atttribute.
7646 2007-06-23 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/16876
7650 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7652 * tree-inline.c (initialize_inlined_parameters): Do not call
7653 lang_hooks.tree_inlining.convert_parm_for_inlining.
7654 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7655 reason for mismatched types.
7656 * gimplify.c (gimplify_call_expr): Verify the call expression
7657 arguments match the called function type signature. Otherwise
7658 mark the call expression to be not considered for inlining
7659 using CALL_CANNOT_INLINE_P flag.
7660 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7661 edges call expression.
7662 (cgraph_decide_inlining_of_small_function): Likewise.
7663 (cgraph_decide_inlining): Likewise.
7664 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7666 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7667 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7668 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7670 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7671 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7673 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7674 convert_parm_for_inlining member.
7676 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7679 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7680 Remove optimization for GT.
7682 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7685 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7687 (prescan_insns_for_dce): Add extra parameter.
7689 2007-06-23 Jan Hubicka <jh@suse.cz>
7692 * gimplify.c (mark_addressable): New function.
7693 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7695 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7698 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7700 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7703 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7704 moves between MMX/SSE registers to at least 8 units to prevent
7705 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7707 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7709 * config/i386/i386.c (override_options): Correct x86_sahf
7712 2007-06-21 David Daney <ddaney@avtrex.com>
7715 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7716 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7717 (exception_receiver): Renamed to ...
7718 (nonlocal_goto_receiver): ... this.
7720 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7722 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7723 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7724 partial register accesses.
7726 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7728 * fold-const.c (debug_fold_checksum): Move it under
7729 ENABLE_FOLD_CHECKING.
7731 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7734 * tree.h (debug_fold_checksum): Declared.
7735 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7736 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7737 build_fold_addr_expr_with_type_1.
7738 (fold_addr_expr, debug_fold_checksum): New.
7739 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7740 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7743 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7745 PR tree-optimization/19590
7746 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7747 of scev is a constant.
7748 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7750 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7752 * df-problems.c (df_note_bb_compute): Made computation of live
7753 info consistent with df_lr.
7755 2007-06-21 Richard Guenther <rguenther@suse.de>
7757 PR tree-optimization/32453
7758 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7759 for pointer anti-range.
7761 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7763 * config/i386/i386.c (processor_target_table): Increase maximum
7764 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7767 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7768 byte alignment if > 8 byte alignment is preferred.
7769 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7771 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7773 PR tree-optimization/31866
7774 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7775 if ASM_EXPR's input is not a SSA_NAME.
7778 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7779 but decl is a global var, instead return decl.
7780 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7781 even for is_global_var decls, if they are private in some outer
7784 2007-06-21 Richard Guenther <rguenther@suse.de>
7786 PR tree-optimization/32451
7787 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7789 2007-06-21 Christian Bruel <christian.bruel@st.com>
7791 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7792 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7793 (push_regs): Changed saving order or banked registers.
7794 (sh_expand_epilogue): Likewise.
7795 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7796 (FIRST_BANKED_REG): Likewise.
7797 (LAST_BANKED_REG): Likewise.
7798 * config/sh/sh.md (banked) New attribute.
7799 (in_delay_slot): Check banked attribute.
7801 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7803 PR tree-optimization/32075
7804 * tree-data-ref.c (subscript_dependence_tester_1,
7805 analyze_miv_subscript, analyze_overlapping_iterations,
7806 add_distance_for_zero_overlaps, build_classic_dist_vector,
7807 subscript_dependence_tester_1, analyze_overlapping_iterations,
7808 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7809 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7810 to evolution_function_is_affine_multivariate_p.
7812 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7814 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7816 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7819 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7821 * config/m32c/prologue.md (epilogue_exitd_16): New.
7822 (epilogue_reit_16): New.
7823 (epilogue_exitd): Rename to epilogue_exitd_24.
7824 (epilogue_reit): Rename to epilogue_reit_24.
7826 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7827 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7829 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7831 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7832 if dbg_cnt (sched_insn) reaches the limit.
7833 (choose_ready): New parameter INSN_PTR and new return value.
7834 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7835 the new return value from choose_ready.
7836 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7837 (rest_of_handle_global_alloc): New global_alloc_at_func.
7839 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7841 PR tree-optimization/25737
7842 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7843 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7844 * tree-flow.h (struct fieldoff): Add new field alias_set.
7845 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7846 argument addressable_type. Set alias_set of fieldoff.
7847 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7848 (create_overlap_variables_for): Pass alias_set from fieldoff to
7850 * alias.c (get_alias_set): Use alias_set from SFT if set.
7852 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7854 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7855 of a variable as an unsigned HOST_WIDE_INT integer.
7857 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7859 PR rtl-optimization/32405
7860 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7862 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7864 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7867 * builtins.c: Include diagnostic.h.
7868 (expand_builtin_expect): Make gcc_assert more permissive.
7869 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7872 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7876 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7877 if ACCUMULATE_OUTGOING_ARGS.
7879 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7881 * config/m68hc11/m68hc11.c: Include dataflow header file.
7882 (m68hc11_reorg): Port to dataflow.
7884 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7886 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7887 (struct df_problem.free_blocks_on_set_blocks): New field.
7888 (struct dataflow.optional_p): New field.
7889 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7890 (df_live_set_all_dirty): New function.
7891 * df-scan.c (df_scan_alloc): Initialize optional_p.
7892 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7893 * df-core.c (df_set_blocks): Removed use of
7894 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7895 df_problem.free_blocks_on_set_blocks to determine which blocks are
7897 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7898 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7899 uses dataflow.optional_p to determine if problem should be
7901 (rest_of_handle_df_initialize): Only start live problem if
7903 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7904 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7905 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7906 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7907 problem_NOTE): Initialize free_blocks_on_set_blocks.
7908 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7910 (df_live_set_all_dirty, df_note_alloc): New function.
7911 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7913 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7914 * postreload.c (reload_combine): Ditto.
7915 * cse.c (cse_extended_basic_block): Ditto.
7916 * regmove.c (mark_flags_life_zones): Ditto.
7917 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7918 erase_matching_seqs): Ditto.
7919 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7920 * integrate (allocate_initial_values): Ditto.
7921 * combine.c (reg_dead_at_p): Ditto.
7922 * resource.c (mark_target_live_regs): Ditto.
7923 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7924 * config/sh/sh.c (find_r0_life_regions): Ditto.
7925 * global.c (rest_of_handle_global_alloc): Only add back df_live
7927 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7929 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7931 (if_convert): Make sure df_live is there at -O == 1.
7932 (pass_if_after_combine): Cleanup flags.
7933 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7934 is there at -O == 1.
7936 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7938 * config/arm/arm.c (arm_get_frame_offsets): Set
7939 offsets->locals_base to avoid negative stack size.
7940 (thumb1_expand_prologue): Assert on negative stack size.
7942 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7944 PR tree-optimization/32367
7945 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7946 of the chrec has no evolution in that loop.
7947 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7949 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7951 * config/xtensa/xtensa.c: Include "df.h".
7952 (xtensa_builtin_saveregs): Use adjust_address instead of
7954 (xtensa_va_start): Invoke make_tree with sizetype for
7955 expand_builtin_saveregs and then convert the result to a pointer.
7956 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7957 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7958 Subtract argument size from index value as integers and then use
7959 POINTER_PLUS_EXPR to add the result to the array address.
7961 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7964 * config/m32c/m32c.c: Include dataflow header file.
7965 (m32c_emit_prologue): Adjust for prologue insn change.
7966 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7967 once inside a PARALLEL. Assume frame size passed in operand 0
7968 includes space to save the fb register.
7969 (prologue_enter_24): Likewise.
7970 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7972 2007-06-19 David Daney <ddaney@avtrex.com
7975 * config/mips/mips.md (cprestore): Mark $gp as used.
7977 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7980 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7981 (frv_ifcvt_modify_insn): Likewise.
7983 2007-06-19 Richard Guenther <rguenther@suse.de>
7985 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7986 only handle positive offsets that fit in a HOST_WIDE_INT.
7988 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7990 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7991 result of rsqrt insn for zero input argument to avoid NaN.
7993 2007-06-19 Richard Guenther <rguenther@suse.de>
7996 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7998 2007-06-19 Jakub Jelinek <jakub@redhat.com>
8000 PR tree-optimization/32353
8001 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
8003 2007-06-19 Nick Clifton <nickc@redhat.com>
8005 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
8007 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8010 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8011 * config/i386/i386.c (assign_386_stack_local): Assert that
8012 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8013 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8014 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8015 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8017 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8019 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8021 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8023 PR rtl-optimization/32321
8024 * gcse.c (replace_store_insn): Update the note before
8025 calling emit_insn_after.
8027 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8030 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8032 * df-problems.c (df_note_bb_compute): Fix dumping info.
8034 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8036 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8037 insn with emit_jump_insn.
8039 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8041 PR tree-optimization/32383
8042 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8043 * targhooks.h (default_builtin_reciprocal): Update prototype.
8044 * target.h (struct gcc_target): Update builtin_reciprocal.
8045 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8046 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8047 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8048 when fndecl is in BUILT_IN_MD class.
8049 (execute_convert_to_rsqrt): Ditto.
8051 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8052 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8053 Convert BUILT_IN_SQRTF code only when md_fn is false.
8055 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8057 * bt-load.c (move_btr_def): Fix the order of arguments
8058 to validate_replace_rtx.
8060 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8062 * config/m68k/m68k-devices.def: Add 54450..54455.
8064 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8066 PR rtl-optimization/32366
8067 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8068 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8071 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8074 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8075 this is true, rescan insn being modified.
8076 (sms_schedule): Added rescan parameter.
8077 (rest_of_handle_sms): Moved freeing of dominance info to before
8078 getting out of cfg_layout.
8080 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8082 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8083 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8086 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8087 FL_CF_EMAC from the entry for isac.
8089 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8090 (const_sibcall_operand): New.
8091 (sibcall_operand): Use it.
8092 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8093 (m68k_isas): ISAC does not imply FPU or EMAC.
8094 (override_options): Add ISA_C logic for symbolic jump & call.
8096 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8098 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8099 return mode from the builtin itself.
8100 (sparc_fold_builtin): Fix cast of zero constant.
8102 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8104 * targhooks.c (default_builtin_reciprocal): New default target hook.
8105 * targhooks.h (default_builtin_reciprocal): Add prototype.
8106 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8107 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8108 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8109 default_builtin_reciprocal.
8111 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8114 * hooks.c (hook_tree_tree_bool_null): New hook.
8115 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8116 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8117 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8118 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8119 and convert it to reciprocal a*rfunc(b).
8120 (execute_convert_to_rsqrt): New function.
8121 (gate_convert_to_rsqrt): New function.
8122 (pass_convert_to_rsqrt): New pass definition.
8123 * target.h (struct gcc_target): Add builtin_reciprocal.
8124 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8125 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8126 TARGET_BUILTIN_RECIPROCAL.
8127 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8129 * config/i386/i386.h (TARGET_RECIP): New define.
8130 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8131 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8132 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8133 and not optimizing for size.
8134 (*rcpsf2_sse): New insn pattern.
8135 (*rsqrtsf2_sse): Ditto.
8136 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8137 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8138 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8139 and not optimizing for size.
8140 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8141 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8142 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8143 and not optimizing for size.
8144 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8145 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8146 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8147 and not optimizing for size.
8148 (*sse_rsqrtv4sf2): Do not export.
8150 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8151 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8152 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8153 and not optimizing for size.
8155 * config/i386/i386.opt (mrecip): New option.
8156 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8157 (ix86_emit_swsqrtsf): Ditto.
8158 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8159 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8161 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8162 ix86_expand_unop1_builtin.
8163 (ix86_emit_swdivsf): New function.
8164 (ix86_emit_swsqrtsf): Ditto.
8165 (ix86_builtin_reciprocal): New function.
8166 (TARGET_BUILTIN_RECIPROCAL): Use it.
8167 (ix86_vectorize_builtin_conversion): Rename from
8168 ix86_builtin_conversion.
8169 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8170 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8171 "i386 and x86_64 Options" section.
8172 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8174 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8175 Zdenek Dvorak <dvorakz@suse.cz>
8176 Richard Guenther <rguenther@suse.de>
8177 Kaz Kojima <kkojima@gcc.gnu.org>
8179 * tree-vrp.c (compare_values_warnv): Convert val2 to
8181 (extract_range_from_assert): Create
8182 POINTER_PLUS_EXPR for pointer types.
8183 (extract_range_from_binary_expr): Handle
8184 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8186 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8187 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8188 POINTER_PLUS_EXPR as PLUS_EXPR.
8189 (number_of_iterations_lt_to_ne):
8190 For pointer types, use sizetype when
8191 creating MINUS_EXPR/PLUS_EXPRs.
8192 (assert_loop_rolls_lt): For pointer types, use sizetype when
8193 creating MINUS_EXPR/PLUS_EXPRs.
8194 (number_of_iterations_le): Likewise.
8195 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8196 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8197 like PLUS_EXPR and MINUS_EXPR.
8198 * tree-pretty-print.c (dump_generic_node): Handle
8200 (op_prio): Likewise.
8201 (op_symbol_1): Likewise.
8202 * optabs.c (optab_for_tree_code): Likewise.
8203 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8205 * tree-tailcall.c (process_assignment): Mention
8206 POINTER_PLUS_EXPR in a TODO comment.
8207 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8208 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8209 not used with a pointer and an integer type.
8210 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8211 increment using chrec_convert_rhs instead of chrec_convert.
8212 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8213 PLUS_EXPR except for the right hand side's type will be
8215 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8216 (fold_used_pointer_cast): Kill.
8217 (pointer_offset_p): Kill.
8218 (fold_used_pointer): Kill.
8219 (pointer_used_p): Kill.
8220 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8221 call fold_used_pointer.
8222 (instantiate_parameters_1): Convert the increment
8223 using chrec_convert_rhs instead of chrec_convert.
8224 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8225 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8226 instead of PLUS_EXPR.
8227 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8228 PLUS_EXPR for pointers.
8229 (std_gimplify_va_arg_expr): Likewise.
8230 (fold_builtin_memory_op): Likewise.
8231 (fold_builtin_strstr): Likewise.
8232 (fold_builtin_strchr): Likewise.
8233 (fold_builtin_strrchr): Likewise.
8234 (fold_builtin_strpbrk): Likewise.
8235 (expand_builtin_memory_chk): Likewise.
8236 (fold_builtin_memory_chk): Likewise.
8237 (std_expand_builtin_va_start): Use
8238 sizetype for the call to make_tree and then convert
8239 to the pointer type.
8240 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8241 instead of PLUS_EXPR for adding to a pointer.
8242 (std_gimplify_va_arg_expr): Use fold_build2 for
8243 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8244 the operands to sizetype first and then cast the BIT_AND_EXPR
8245 back to the pointer type.
8246 * fold-const.c (build_range_check): Handle pointer types
8248 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8249 of PLUS_EXPR's. Make sure the offset is converted to
8251 (try_move_mult_to_index): Strip the NOPs from the offset.
8252 Remove code argument and replace all uses with PLUS_EXPR.
8253 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8254 specially. Don't use a pointer type for MINUS_EXPR.
8255 (fold_unary): Handle for (T1)(X op Y),
8256 only p+ as that is the only as that can be handled for
8257 binary operators now.
8258 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8260 <case PLUS_EXPR>: Add folding of PTR+INT into
8262 Don't call try_move_mult_to_index.
8263 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8264 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8265 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8266 Don't call try_move_mult_to_index.
8267 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8268 (tree_expr_nonzero_p): Likewise.
8269 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8270 of PLUS_EXPR for the complex expression folding.
8271 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8272 first chrec is a pointer type, then the second should
8273 be sizetype and not the first's type.
8274 For POINTER_PLUS_EXPR, use a different right hand side type.
8275 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8276 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8277 different right hand side type.
8278 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8279 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8280 instead of PLUS_EXPR.
8281 When either operand is zero, convert the other operand.
8282 (chrec_apply): Use chrec_convert_rhs
8283 on the argument x instead of chrec_convert.
8284 (reset_evolution_in_loop): For pointer types, the new_evol
8286 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8287 different right hand side type.
8288 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8289 (chrec_convert_rhs): New function.
8290 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8291 different right hand side type.
8292 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8293 * tree-chrec.h (chrec_convert_rhs): New prototype.
8294 (build_polynomial_chrec): For pointer types, the right hand
8295 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8296 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8297 Remove subtraction case as it is always addition now.
8298 Make sure the offset is converted to sizetype.
8299 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8300 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8301 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8302 PLUS_EXPR in pointer type.
8303 Handle POINTER_PLUS_EXPR.
8304 (tree_to_aff_combination): Likewise.
8305 (force_expr_to_var_cost): Likewise.
8306 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8307 instead of PLUS_EXPR for pointers.
8308 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8309 instead of PLUS_EXPR of pointer types.
8310 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8312 (check_va_list_escapes): Likewise.
8313 (check_all_va_list_escapes): Likewise.
8314 * dwarf2out.c (loc_descriptor_from_tree_1):
8315 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8316 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8317 (string_constant): Likewise.
8318 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8319 the offset to the base, use POINTER_PLUS_EXPR.
8320 (add_to_parts): Convert the index to sizetype.
8321 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8322 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8323 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8324 Offset only holds something for PLUS_EXPR.
8325 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8327 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8329 (analyze_accesses_for_modify_stmt): Likewise.
8330 Remove comment about the type being integral type as it is
8332 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8334 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8336 Correct the type which the artimentic is done in (is now
8339 * tree-data-ref.c (split_constant_offset): Handle
8341 * tree-affine.c (tree_to_aff_combination): Likewise.
8342 * c-typeck.c (build_unary_op): For pointers create the increment
8343 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8345 * gimplify.c (gimplify_self_mod_expr): Create a
8346 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8347 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8348 * tree.def (POINTER_PLUS_EXPR): New tree code.
8349 * tree-predcom.c (ref_at_iteration): If we have a pointer
8350 type do the multiplication in sizetype.
8351 * tree-mudflap.c (mf_xform_derefs_1): Create a
8352 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8353 * tree-ssa-forwprop.c
8354 (forward_propagate_addr_into_variable_array_index):
8355 Don't expect there to be a cast for the index as that
8356 does not exist anymore.
8357 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8358 instead of PLUS_EXPR.
8359 Don't check for the first operand of the POINTER_PLUS_EXPR
8360 was the index as it cannot be.
8361 Call forward_propagate_addr_into_variable_array_index with
8362 the SSA_NAME instead of the statement.
8363 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8364 (compare_constant): Likewise.
8365 (copy_constant): Likewise.
8366 (compute_reloc_for_constant): Likewise.
8367 (output_addressed_constants): Likewise.
8368 (initializer_constant_valid_p): Likewise.
8369 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8370 Convert the MIN/MAX of the inner type to the outer
8371 type before comparing them.
8372 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8373 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8374 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8375 of PLUS_EXPR for pointers.
8376 * tree-inline.c (estimate_num_insns_1): Handle
8378 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8379 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8380 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8381 instead of PLUS_EXPR for the pointer increment statement.
8382 (vect_update_ivs_after_vectorizer): For pointer types, create
8383 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8384 MULT_EXPR in sizetype.
8385 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8387 * tree-object-size.c (plus_expr_object_size): Handle
8388 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8389 code which is trying to figure out which side is a pointer and
8391 (check_for_plus_in_loops_1): Likewise.
8392 (check_for_plus_in_loops): Likewise.
8393 * c-common.c (pointer_int_sum): Create a
8394 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8395 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8396 only POINTER_PLUS_EXPR. Removing all the extra
8397 code which is trying to figure out which side is a pointer and
8399 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8400 PLUS_EXPR and MINUS_EXPR.
8401 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8403 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8404 with make_tree, instead of a pointer type.
8405 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8406 for pointers instead of PLUS_EXPR.
8407 (s390_gimplify_va_arg): Likewise.
8408 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8409 instead of PLUS_EXPR when doing addition on pointer
8410 types. Use sizetype for the second operand.
8411 (spu_gimplify_va_arg_expr): Likewise.
8412 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8413 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8414 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8415 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8416 for the pointer addition and also use size_int/sizetype
8418 (ix86_gimplify_va_arg): Likewise.
8419 Perform BIT_AND_EXPR on sizetype arguments.
8420 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8421 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8422 for the pointer additions and also use size_int for the offsets.
8423 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8424 additions and also use size_int for the offsets. Perform
8425 BIT_AND_EXPR on sizetype arguments.
8426 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8427 POINTER_PLUS_EXPR for pointers and create the
8428 BIT_AND_EXPR in sizetype.
8429 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8430 instead of PLUS_EXPR for pointer addition.
8431 (rs6000_va_start): Likewise.
8432 Also use sizetype for the offset.
8433 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8434 as PLUS_EXPR/MINUS_EXPR.
8435 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8436 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8437 Don't use BIT_AND_EXPR on a pointer type, convert the
8438 expression to sizetype first.
8439 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8441 (mips_gimplify_va_arg_expr): Likewise.
8442 Don't create BIT_AND_EXPR in a pointer type.
8444 2007-06-15 Eric Christopher <echristo@apple.com>
8446 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8447 (x86_64-*-darwin*): Ditto.
8448 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8451 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8453 * doc/extend.texi: Document behavior of __attribute__((aligned))
8456 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8458 * rtlanal.c (note_stores): Improve documentation.
8460 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8462 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8463 LOCAL_LABEL_PREFIX): Delete.
8464 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8465 (bfin_internal_label): Delete.
8467 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8469 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8470 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8471 otherwise define to LIBGCC2_TF_CEXT.
8472 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8473 (LIBGCC_TF_CEXT): Ditto.
8476 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8478 PR rtl-optimization/32339
8479 * df-scan.c (df_uses_record): Don't modify flags but just add to
8480 it for df_ref_record.
8482 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8484 * tree-mudflap.c: Fix whitespace issues.
8486 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8488 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8490 2007-06-14 Eric Christopher <echristo@apple.com>
8492 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8493 (movv4sf): Use gcc_unreachable instead of abort.
8495 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8498 * config/i386/sfp-machine.h (CMPtype): New define.
8499 (mach stubs): Use CMPtype instead of int as a return type.
8501 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8503 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8504 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8505 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8506 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8507 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8508 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8509 config/soft-fp/soft-fp.h: Update from glibc CVS.
8511 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8513 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8515 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8518 * config/v850/v850.c: Include dataflow header file.
8519 (substitute_ep_register): Fix typo.
8521 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8523 * configure.ac: Fix earlier checkin.
8524 * configure: Regenerated.
8526 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8528 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8529 * aclocal.m4: Regenerate.
8530 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8531 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8532 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8533 * configure: Regenerate.
8534 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8536 * Makefile.in (quickstrap): Build libgcc too.
8538 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8540 * configure.ac: Add --enable-checking=df. Explicitly mention that
8541 the variables are initialized as for "release".
8542 * df-core.c: Use it.
8543 * configure: Regenerate.
8544 * config.in: Regenerate.
8546 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8548 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8549 validate_replace_rtx instead of replace_rtx.
8550 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8552 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8554 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8555 (DWARF2_UNWIND_INFO): Override default if configured with
8557 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8558 (ENDFILE_SPEC): Add crtend.o.
8559 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8560 (ENDFILE_SPEC): Add crtend.o.
8561 (TARGET_USE_JCR_SECTION): Define.
8562 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8564 * config/i386/cygming-crtbegin.c: New file.
8565 * config/i386/cygming-crtend.c: New file.
8567 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8569 * config/i386/w32-unwind.h: New file.
8571 2007-06-13 Eric Christopher <echristo@apple.com>
8573 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8574 the user set a value below STACK_BOUNDARY.
8576 2007-06-13 Thiemo Seufer <ths@networkno.de>
8578 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8579 imply -lpthread for -pthread.
8581 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8583 * basic-block.h: Remove the prototype for
8584 free_basic_block_vars.
8585 * cfglayout.h: Remove the prototype for
8586 insn_locators_initialize.
8587 * tree.h: Remove the prototype for emit_line_note.
8589 * tree-ssa-pre.c (mergephitemp): Remove.
8590 (init_pre): Don't use mergephitemp.
8592 2007-06-13 Eric Christopher <echristo@apple.com>
8594 * config/i386/i386.c (override_options): If we've specified
8595 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8597 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8599 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8602 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8604 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8605 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8606 (eh_store_handler): New pattern.
8607 (eh_return): Emit it instead of a plain move.
8609 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8611 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8612 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8613 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8616 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8618 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8619 (find_next_insn_start, find_load): New functions.
8620 (bfin_reorg): Use them to deal with the fact that parallel insns are
8621 no longer represented as a SEQUENCE.
8623 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8625 * config/sparc/sparc.c (sparc_override_options): Initialize
8628 2007-06-13 Dave Korn <dave.korn@artimi.com>
8630 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8633 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8635 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8636 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8637 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8638 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8639 tree-vect-transform.c: Fix comment typos. Follow spelling
8642 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8644 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8645 to the exit block use set.
8646 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8647 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8648 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8650 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8652 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8653 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8654 to indicate an error.
8655 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8657 (dbg_cnt_process_opt): Print an error on a bad argument.
8658 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8659 * common.opt (-fdbg-cnt-list): New.
8660 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8662 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8664 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8665 flag on ref-all pointers.
8667 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8670 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8671 for the offset with the modifier as EXPAND_INITIALIZER
8672 if the modifier is EXPAND_INITIALIZER.
8673 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8674 a register if we had an overflow.
8676 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8678 * real.c (real_isfinite): New.
8679 (real_sqrt): Use it.
8680 * real.h (real_isfinite): New.
8681 * builtins.c: Use it.
8683 2007-06-12 Ian Lance Taylor <iant@google.com>
8684 Daniel Berlin <dberlin@dberlin.org>
8687 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8688 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8689 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8690 (DECL_NO_TBAA_P): Define.
8691 (struct tree_decl_common): Add no_tbaa_flag field.
8692 * tree-ssa-structalias.c (struct variable_info): Add
8693 no_tbaa_pruning field.
8694 (new_var_info): Initialize no_tbaa_pruning field.
8695 (unify_nodes): Copy no_tbaa_pruning field.
8696 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8697 (dump_solution_for_var): Print no_tbaa_pruning flag.
8698 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8700 (compute_tbaa_pruning): New static function.
8701 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8702 Call compute_tbaa_pruning.
8703 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8704 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8705 * gimple-low.c (lower_stmt): Likewise.
8706 * tree-gimple.c (is_gimple_stmt): Likewise.
8707 * tree-ssa-operands.c (get_expr_operands): Likewise.
8708 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8709 * tree-inline.c (estimate_num_insns_1): Likewise.
8710 (copy_result_decl_to_var): Likewise.
8711 * expr.c (expand_expr_real_1): Likewise.
8712 * tree-pretty-print.c (dump_generic_node): Likewise.
8713 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8714 * omp-low.c (omp_copy_decl_2): Likewise.
8715 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8716 * doc/c-tree.texi (Expression trees): Document
8717 CHANGE_DYNAMIC_TYPE_EXPR.
8719 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8721 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8722 with !HONOR_NANS and !HONOR_INFINITIES.
8723 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8725 2007-06-12 Tristan Gingold <gingold@adacore.com>
8727 * gcov.c: Comments updated.
8728 (source_info): Add file_time field.
8729 (source_index): New variable.
8730 (mutiple_files): New variable.
8731 (generate_results): New function extracted from process_file.
8732 (process_file): Save and restore chain of functions, generate
8733 results and free structures only if not merging results.
8734 (release_structures): File names are now freed in create_file_names
8735 (create_file_names): Free previous file names.
8736 (find_source): File date is now read here and modifications in
8737 source files is checked here.
8738 (read_graph_file): Only reverse order of functions for the current
8740 (make_gcov_file_name): Do not generate long names if input_name is
8742 (output_lines): If merging results do not display graph, data and
8744 Checking source file modification is done in find_source.
8746 * doc/gcov.texi: Append an s to sourcefile.
8748 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8750 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8751 (forced_nop): New pattern.
8752 * config/bfin/bfin.c: Include "df.h".
8753 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8754 (bfin_discover_loop): Use df_get_live_in instead of
8755 global_live_at_start.
8756 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8757 df_analyze when done.
8758 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8759 the insns. Use QImode for the final insn in a bundle. Call
8760 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8762 (reorder_var_tracking_notes): New function.
8763 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8764 update_life_info. Call df_analyze after scheduling and bundle
8765 generation. Call reorder_var_tracking_notes if generating these
8766 notes. Call df_finish_pass at the end.
8768 2007-06-12 Dirk Mueller <dmueller@suse.de>
8770 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8771 a comparison, not an assignment.
8773 2007-06-12 Olivier Hainque <hainque@adacore.com>
8775 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8776 Request walking the subtrees only, leaving the current is_lhs/val_only
8778 (convert_non_local_reference): Likewise.
8780 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8782 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8784 2007-06-12 Richard Guenther <rguenther@suse.de>
8786 PR tree-optimization/15353
8787 PR tree-optimization/31657
8788 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8789 * timevar.def: Add TV_TREE_IFCOMBINE.
8790 * tree-pass.h (pass_tree_ifcombine): Declare.
8791 * tree-ssa-ifcombine.c: New file.
8792 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8793 * tree-flow.h (blocks_in_phiopt_order): Declare.
8794 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8795 (tree-ssa-ifcombine.o): New dependencies.
8797 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8799 PR rtl-optimization/32293
8800 * combine.c (simplify_if_then_else): Truncate return from
8801 nonzero_bits() to correct mode.
8803 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8805 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8806 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8808 2007-06-11 Diego Novillo <dnovillo@google.com>
8810 * Makefile.in (reload1.o-warn): Remove.
8812 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8814 * combine.c (subst): Use reg_overlap_mentioned_p
8815 instead of comparing register numbers directly.
8817 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8819 * reload1.c (mark_home_live_1): Use the mode parameter.
8821 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8823 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8824 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8828 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8830 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8832 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8834 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8835 from integer registers.
8836 (FP mode splitters): Handle TFmode.
8838 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8840 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8841 for ref-all pointers that point-to anything.
8843 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8845 * config/arm/arm.c (arm_output_dwarf_dtprel,
8846 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8848 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8850 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8851 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8854 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8856 * tree.c (signed_or_unsigned_type_for): New.
8857 (unsigned_type_for): Use signed_or_unsigned_type_for.
8858 (signed_type_for): Use signed_or_unsigned_type_for.
8859 * tree.h (signed_or_unsigned_type_for): New.
8860 (get_signed_or_unsigned_type): Remove.
8861 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8862 lang_hooks.types.signed_type
8863 (size_diffop): Likewise.
8864 (all_ones_mask_p): Likewise.
8865 (build_range_check): Likewise.
8866 (fold_cond_expr_with_comparison): Likewise.
8867 (fold_cond_expr_with_comparison): Likewise.
8868 (unextend): Likewise.
8869 (extract_muldiv_1): Likewise.
8870 (fold_single_bit_test_into_sign_test): Likewise.
8871 (fold_binary): Likewise.
8872 (fold_ternary): Likewise.
8873 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8874 instead of get_signed_or_unsigned_type.
8875 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8876 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8877 * expr.c (signed_or_unsigned_type_for): Use
8878 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8879 * langhooks.c (get_signed_or_unsigned_type): Remove.
8880 (lhd_signed_or_unsigned_type): Remove.
8881 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8882 signed_or_unsigned_type.
8883 (lhd_signed_or_unsigned_type): Remove.
8884 * expmed.c (make_tree): Use signed_type_for instead of
8885 lang_hooks.types.signed_type.
8886 * c-common.c (same_scalar_type_ignoring_signedness): Use
8887 c_common_signed_type instead of lang_hooks.types.signed_type.
8888 (c_common_unsigned_type): New.
8889 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8890 (shorten_compare): Use c_common_unsigned_type instead of
8891 c_common_signed_or_unsigned_type.
8892 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8894 * convert.c (convert_to_integer): Use signed_type_for instead of
8895 lang_hooks.types.signed_type.
8896 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8897 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8898 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8899 * c-format.c (check_format_types): Use c_common_unsigned_type
8900 instead of unsigned_type_for.
8901 * c-decl.c (groakdeclarator): Likewise.
8902 * c-typeck.c (convert_for_assignment): Likewise.
8903 * c-common.h (c_common_unsigned_type): New.
8905 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8908 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8909 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8911 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8914 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8915 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8917 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8918 Sebastian Pop <sebpop@gmail.com>
8920 * lambda-code.c (remove_iv): New.
8921 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8923 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8925 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8926 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8927 * tree-ssa-loop-prefetch.c: Include optabs.h.
8928 (FENCE_FOLLOWING_MOVNT): New macro.
8929 (struct mem_ref): Add independent_p and storent_p fields.
8930 (record_ref): Initalize the new fields.
8931 (gather_memory_references_ref): Return true if the reference
8933 (gather_memory_references): Check whether all memory accesses
8934 in loop were recorded.
8935 (should_issue_prefetch_p): Return false for nontemporal stores.
8936 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8937 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8938 (determine_loop_nest_reuse): Detect independent memory references.
8939 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8940 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8941 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8942 * config/i386/i386.h (x86_mfence): Declare.
8943 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8944 * config/i386/i386.c (x86_mfence): New variable.
8945 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8947 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8948 * optabs.c (init_optabs): Initialize storent_optab.
8949 * optabs.h (enum optab_index): Add OTI_storent.
8950 (storent_optab): Declare.
8951 * genopinit.c (optabs): Add initialization for storent_optab.
8952 * tree.h (MOVE_NONTEMPORAL): New macro.
8953 * expr.c (expand_assignment, store_expr, store_constructor_field,
8954 store_constructor, store_field, expand_expr_real_1): Propagate
8955 nontemporality of the expanded store.
8956 (emit_storent_insn): New function.
8957 * expr.h (expand_assignment, store_expr): Declaration changed.
8958 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8959 to expand_assignment.
8960 * stmt.c (expand_asm_expr): Ditto.
8961 * calls.c (initialize_argument_information): Pass false as
8962 nontemporality to store_expr.
8963 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8966 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8968 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8970 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8972 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8974 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8975 and allow DECL_P here.
8977 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8979 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8980 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8981 track of the size of the expression.
8982 * cfghooks.c (merge_blocks): Remove block from loops structure only
8983 after call of the merge_blocks hook.
8985 2007-06-09 Tom Tromey <tromey@redhat.com>
8987 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8988 (deprecated_state): Removed.
8989 (start_decl): Update.
8990 (enum deprecated_states): Moved earlier.
8991 (groktypename): Update.
8992 (push_parm_decl): Likewise.
8993 (grokfield): Likewise.
8994 (start_function): Likewise.
8996 2007-06-09 Ian Lance Taylor <iant@google.com>
8998 PR tree-optimization/32169
8999 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
9000 CONVERT_EXPR, check whether min and max both converted to an
9001 overflow infinity representation.
9003 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
9005 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
9006 not inserted on the edge.
9008 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9010 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9011 instructions if they are supported.
9012 (__divsi3, __umodsi3, __modsi3): Likewise.
9013 (__ashldi3, __ashrdi3, __lshrdi3): New.
9014 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9016 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9017 Tony Linthicum <tony.linthicum@amd.com>
9019 * doc/invoke.texi: Add fvect-cost-model flag.
9020 * common.opt (fvect-cost-model): New flag.
9021 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9022 cost fields in stmt_vec_info struct for STMT.
9023 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9024 fields in stmt_vec_info struct and access functions for the same.
9025 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9026 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9027 load, store and vector to scalar operation.
9028 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9029 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9030 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9031 (TARG_VEC_STORE_COST): Define cost of vector store.
9032 (vect_estimate_min_profitable_iters): Define new function.
9033 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9034 check to evaluate if loop iterations are less than minimum profitable
9035 iterations determined by cost model or minimum vect loop bound defined
9036 by user, whichever is more conservative.
9037 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9038 run-time check to evaluate if loop iterations are less than minimum
9039 profitable iterations determined by cost model or minimum vect loop
9040 bound defined by user, whichever is more conservative.
9041 (vect_estimate_min_profitable_iterations): New function to estimate
9042 mimimimum iterartions required for vector version of loop to be
9043 profitable over scalar version.
9044 (vect_model_reduction_cost): New function.
9045 (vect_model_induction_cost): New function.
9046 (vect_model_simple_cost): New function.
9047 (vect_cost_strided_group_size): New function.
9048 (vect_model_store_cost): New function.
9049 (vect_model_load_cost): New function.
9050 (vectorizable_reduction): Call vect_model_reduction_cost during
9052 (vectorizable_induction): Call vect_model_induction_cost during
9054 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9055 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9056 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9057 vectorizable_promotion, vectorizable_demotion): Call
9058 vect_model_simple_cost during analysis phase.
9060 2007-06-08 Simon Baldwin <simonb@google.com>
9062 * reg-stack.c (get_true_reg): Readability change. Moved default case
9063 label into direct switch statement scope.
9065 2007-06-08 Simon Baldwin <simonb@google.com>
9067 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9068 in gcc_assert() with '==' comparison.
9070 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9072 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9073 TARGET_ABM handling of x86_popcnt variable.
9075 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9077 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9078 __builtin_copysignq and __builtin_infq built-in functions.
9080 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9082 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9083 SSE4.2 section. Correct built-in function names in SSE4A section.
9085 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9087 PR tree-optimization/32243
9088 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9089 for ncopies after ratio check between nunits_out and nunits_in.
9090 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9092 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9094 PR tree-optimization/32224
9095 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9096 vectorization upon a non GIMPLE_MODIFY_STMT.
9098 2007-06-08 Christian Bruel <christian.bruel@st.com>
9101 * config/sh/sh.md (doloop_end): New pattern and splitter.
9102 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9104 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9107 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9109 (verify_dominators): Do not change dominance tree.
9111 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9113 * config/sh/constraints.md: New file.
9114 * config/sh/sh.c: Include tm-constrs.h.
9115 (reg_class_from_letter): Remove.
9116 (prepare_cbranch_operands): Use satisfies_constraint_*
9117 function instead of macro.
9118 (andcosts, broken_move, sh_secondary_reload): Likewise.
9119 * config/sh/predicates.md (trapping_target_operand): Likewise.
9120 (and_operand, arith_operand, arith_reg_or_0_operand,
9121 cmp_operand, logical_operand, target_operand,
9122 ua_address_operand, ua_offset, xor_operand): Likewise.
9123 * config/sh/sh.md: Include constraints.md.
9124 (*movsicc_t_false): Use satisfies_constraint_* function
9126 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9127 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9128 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9129 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9130 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9131 (REG_CLASS_FROM_CONSTRAINT): Remove.
9132 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9133 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9134 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9135 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9136 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9137 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9138 function instead of macro.
9139 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9140 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9141 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9142 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9143 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9144 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9145 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9146 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9147 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9148 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9149 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9150 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9151 EXTRA_CONSTRAINT_STR): Likewise.
9152 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9154 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9156 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9158 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9161 * c-common.h (flag_cpp0x): Replaced by...
9162 (cxx_dialect): ... this new variable specifying the C++ dialect that
9164 * c-common.c (flag_cpp0x): Removed.
9165 (cxx_dialect): Defined.
9166 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9168 * c-opts.c (c_common_post_options): Likewise.
9169 (set_std_cxx98): Set cxx_dialect to cxx98.
9170 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9172 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9173 Hui-May Chang <hm.chang@apple.com>
9175 * doc/invoke.texi (Darwin Options): Update documentation for
9176 -mmacosx-version-min.
9177 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9178 * config/darwin-driver.c: New file.
9179 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9180 * config/t-darwin (darwin-driver.o): New rule.
9182 * config/darwin-c.c (version_as_macro): Ignore low digit.
9184 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9186 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9187 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9188 (CSGNMODE): New mode macro.
9189 (CSGNVMODE): New mode attribute.
9190 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9191 expander using CSGNMODE mode macro. Handle TFmode.
9192 (copysign<mode>3_const): Rename from copysignsf3_const and
9193 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9195 (copysign<mode>3_var): Rename from copysignsf3_var and
9196 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9198 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9199 mode macro. Handle TFmode.
9200 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9201 (iortf3, *iortf3): Ditto.
9202 (xortf3, *xortf3): Ditto.
9203 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9204 TFmode and TImode masks.
9205 (ix86_expand_copysign): Expand TFmode copysign insn.
9206 (IX86_BUILTIN_INFQ): New.
9207 (IX86_BUILTIN_FABSQ): Ditto.
9208 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9209 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9210 [__builtin_fabsq]: Ditto.
9211 [__builtin_copysignq]: Ditto.
9212 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9213 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9214 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9215 ix86_expand_binop_builtin().
9217 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9219 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9221 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9224 * rtl.h (push_to_sequence2): New.
9225 * emit-rtl.c (push_to_sequence2): New.
9226 * function.c (assign_parm_data_all): Add new fields.
9227 (assign_parm_setup_block): Call push_to_sequence2 instead of
9229 (assign_parm_setup_reg): Ditto.
9230 (assign_parm_setup_stack): Ditto.
9231 (assign_parms_unsplit_complex): Ditto.
9232 (assign_parms): Change field name.
9234 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9236 PR tree-optimization/32220
9237 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9238 phi node is reached before defining statement.
9240 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9243 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9244 after changing the right hand side of the assignment.
9246 2007-06-06 Eric Christopher <echristo@apple.com>
9248 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9249 (x86_64-*-darwin*): Ditto.
9250 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9251 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9253 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9255 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9257 (add_key): Likewise.
9258 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9259 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9261 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9263 (add_cost_one_coalesce): Likewise.
9264 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9265 variable names. Rename orig to orig_name for consistency.
9266 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9268 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9270 (record_equivalences_from_stmt): Likewise.
9271 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9272 the coding conventions.
9273 (memory_ssa_name_same): Likewise.
9274 (dse_optimize_stmt): Likewise.
9275 (dse_record_phis): Likewise.
9276 (dse_finalize_block): Likewise.
9277 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9278 keywords as variable names.
9279 (may_move_till): Cast according to the coding conventions.
9280 (force_move_till_expr): Avoid using C++ keywords as variable names.
9281 (force_move_till): Cast according to the coding conventions.
9282 (memref_hash): Likewise.
9283 (memref_eq): Likewise.
9284 (gather_mem_refs_stmt): Likewise.
9285 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9286 using C++ keywords as variable names.
9287 (idx_find_step): Cast according to the coding conventions.
9288 (idx_record_use): Likewise.
9289 (find_depends): Likewise.
9290 (prepare_decl_rtl): Likewise.
9291 (mbc_entry_hash): Likewise.
9292 (mbc_entry_eq): Likewise.
9293 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9294 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9295 (idx_infer_loop_bounds): Cast according to the coding conventions.
9296 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9297 * tree-ssa-math-opts.c (occ_new ): Likwise.
9298 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9300 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9302 (add_use_op): Likewise.
9303 (add_vop): Likewise.
9304 (add_vuse_op): Likewise.
9305 (add_vdef_op): Likewise.
9306 (get_expr_operands): Likewise.
9307 (push_stmt_changes): Use type safe memory macros.
9308 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9309 keywords as variable names.
9310 (conditional_replacement): Likewise.
9311 (minmax_replacement): Likewise.
9312 (abs_replacement): Likewise.
9313 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9315 (insert_fake_stores): Avoid using C++ keywords as variable names.
9316 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9318 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9319 (heapvar_insert): Use type safe memory macros.
9320 (new_var_info): Cast according to the coding conventions.
9321 (new_constraint): Likewise.
9322 (remove_preds_and_fake_succs): Use type safe memory macros.
9323 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9325 (thread_single_edge): Likewise.
9326 (thread_through_loop_header): Likewise.
9328 2007-06-06 Eric Christopher <echristo@apple.com>
9330 * config/i386/i386.c (override_options): Move handling
9331 of TARGET_SUBTARGET* earlier.
9333 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9335 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9338 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9340 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9341 emited outside of basic block.
9342 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9344 * rtl.h (delete_insn_chain): Declaration changed.
9345 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9347 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9348 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9349 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9350 to delete_insn_chain.
9351 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9352 do not have bb field set.
9353 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9355 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9356 * cfgcleanup.c (try_optimize_cfg): Ditto.
9358 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9360 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9361 (lambda_body_vector_new): Use type safe memory macros.
9362 (lambda_linear_expression_new): Likewise.
9363 (lambda_loopnest_new): Likewise.
9364 (lambda_lattice_new): Likewise.
9365 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9366 conventions. Use type safe memory macros.
9367 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9368 (lambda_body_vector_s): Likewise.
9369 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9370 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9372 2007-06-06 Richard Guenther <rguenther@suse.de>
9374 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9375 if we need to schedule cfg_cleanup.
9376 (tree_ssa_forward_propagate_single_use_vars): Do so.
9378 2007-06-06 Ian Lance Taylor <iant@google.com>
9380 * fold-const.c (merge_ranges): If range_successor or
9381 range_predecessor fail, just return 0.
9383 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9385 PR tree-optimization/32216
9386 * tree-vectorizer.c (supportable_widening_operation): Determine
9387 signedness of FIX_TRUNC_EXPR from output operand.
9388 (supportable_narrowing_operation): Ditto.
9389 * tree-vect-generic.c (expand_vector_operations_1): Determine
9390 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9393 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9395 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9396 (struct pta): ...from here. Change flags to unsigned to avoid
9397 excessive casting (as it is used as a bit mask).
9398 (override_options): Add casts according to the coding convenventions.
9399 (x86_64_elf_unique_section): Likewise.
9400 (examine_argument): Avoid using C++ keywords as variable names.
9401 (construct_container): Likewise.
9402 (legitimize_pic_address): Likewise.
9403 (get_dllimport_decl): Cast according to the coding conventions. Use
9404 type safe memory macros.
9405 (legitimize_address): Cast according to the coding conventions.
9406 (emit_i387_cw_initialization): Corrected the type of slot to enum
9408 (ix86_init_machine_status): Use type safe memory macros.
9409 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9410 (bdesc_pcmpistr): Likewise.
9411 (bdesc_crc32): Likewise.
9412 (bdesc_sse_3arg): Likewise.
9413 (bdesc_2arg): Likewise.
9414 (bdesc_1arg): Likewise.
9415 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9416 (ix86_expand_sse_pcmpistr): Likewise.
9417 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9418 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9419 int to match the langhook definition.
9420 (ix86_builtin_conversion): Change the type of code to unsigned init to
9421 match the langhook definition.
9422 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9424 (ix86_preferred_output_reload_class): Likewise.
9425 (ix86_cannot_change_mode_class): Likewise.
9426 (ix86_memory_move_cost): Likewise.
9427 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9428 avoid excessive casting later on.
9429 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9431 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9433 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9434 as flags setting insn.
9435 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9437 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9439 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9440 (UNSPEC_ROUND): New.
9441 ("sse4_1_round<mode>2"): New insn pattern.
9442 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9444 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9445 expander using SSEMODEF mode macro. Expand using
9446 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9447 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9448 expander using SSEMODEF mode macro. Expand using
9449 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9450 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9451 expander using SSEMODEF mode macro. Expand using
9452 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9453 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9454 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9455 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9458 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9459 Sebastian Pop <sebpop@gmail.com>
9461 * lambda.h (build_linear_expr): New.
9462 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9463 Use build_linear_expr, call fold and force_gimple_operand.
9464 (lambda_loopnest_to_gcc_loopnest): Check that there is
9465 something to insert.
9466 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9468 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9470 PR preprocessor/23479
9471 * doc/extend.texi: Document the 0b-prefixed binary integer
9474 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9476 PR tree-optimization/32215
9477 * tree-vectorizer.c (supportable_widening_operation): Return false
9478 for unsupported FIX_TRUNC_EXPR tree code.
9479 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9481 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9483 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9484 register on SPE targets. Change documentation to reflect
9486 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9487 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9488 out of the register allocation pool.
9489 (rs6000_reg_live_or_pic_offset_p): New function.
9490 (rs6000_emit_prologue): Move the actual saving of LR up to free
9491 r0 for holding r11. Split saving of SPE 64-bit registers into
9492 its own case. Ensure that offsets will always be in-range for
9493 'evstdd' by using r11 as a scratch register to point at the start
9494 of the SPE save area. Save r11 if necessary, as it is the static
9496 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9497 into its own case. Ensure that offsets will always be in-range
9498 for 'evldd' by using r11 as a scratch register to point at the
9499 start of the SPE save area. Also adjust r11 when restoring
9500 the stack pointer to compensate for pre-loading r11.
9502 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9504 * cfg.c (init_flow): Use type safe memory macros.
9505 (alloc_block): Likewise.
9506 (unchecked_make_edge): Likewise.
9507 (dump_flow_info): Avoid using C++ keywords as variable names.
9508 (copy_original_table_clear): Cast according to the coding conventions.
9509 (copy_original_table_set): Likewise.
9510 * cfgexpand (label_rtx_for_bb): Likewise.
9511 (expand_gimple_basic_block): Likewise.
9512 * cfghooks.c (dump_bb): Likewise.
9513 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9515 (lv_add_condition_to_bb): Likewise.
9516 * cfglayout (relink_block_chain): Cast according to the coding
9518 (fixup_reorder_chain): Likewise.
9519 (fixup_fallthru_exit_predecessor): Likewise.
9520 * cfgloop.c (glb_enum_p): Likewise.
9521 (get_exit_description): Likewise.
9522 (dump_recorded_exit): Likewise.
9523 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9524 (struct loop): ... from here.
9525 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9527 * cfgrtl.c (rtl_create_basic_block): Likewise.
9528 (rtl_split_block): Likewise.
9529 (rtl_dump_bb): Likewise.
9530 (cfg_layout_split_block): Likewise.
9531 (init_rtl_bb_info): Use typesafe memory macros.
9533 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9534 * graphds.h: Updated all usages of edge to graph_edge.
9535 * graphds.c: Likewise.
9536 * cfgloopanal.c: Likewise.
9538 2007-06-05 Ian Lance Taylor <iant@google.com>
9540 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9541 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9542 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9544 (test_for_singularity): Likewise.
9546 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9548 * config/i386/constraints.md ("Y2"): Replaced by ...
9550 * config/i386/i386.md: Likewise.
9551 * config/i386/mmx.md: Likewise.
9552 * config/i386/sse.md: Likewise.
9554 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9556 * config/i386/constraints.md ("z"): Replaced by ...
9558 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9559 (sse4_1_blendvps): Likewise.
9560 (sse4_1_pblendvb): Likewise.
9561 (sse4_2_pcmpestr): Likewise.
9562 (sse4_2_pcmpestrm): Likewise.
9563 (sse4_2_pcmpestr_cconly): Likewise.
9564 (sse4_2_pcmpistr): Likewise.
9565 (sse4_2_pcmpistrm): Likewise.
9566 (sse4_2_pcmpistr_cconly): Likewise.
9568 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9570 * matrix-reorg.c (transform_access_sites): Fix computation.
9571 (transform_allocation_sites): Same.
9573 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9575 * config/i386/i386.c (override_options): Use
9576 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9578 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9580 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9581 (nonimm_not_xmm0_operand): Ditto.
9582 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9583 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9584 as operand[2] predicate. Require "z" class XMM register for
9585 operand[3]. Adjust asm template.
9586 ("sse4_1_blendvpd"): Ditto.
9587 ("sse4_1_pblendvb"): Ditto.
9588 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9589 force op2 into xmm0 register for variable blend instructions.
9591 2007-06-04 Tom Tromey <tromey@redhat.com>
9593 * c-tree.h (start_enum): Update.
9594 (build_enumerator): Likewise.
9595 * c-decl.c (enum_next_value): Removed.
9596 (enum_overflow): Likewise.
9597 (start_enum): Add c_enum_contents argument. Don't use globals.
9598 (build_enumerator): Likewise.
9599 * c-tree.h (struct c_enum_contents): New struct.
9601 2007-06-04 Tom Tromey <tromey@redhat.com>
9603 * c-common.c (c_common_get_alias_set): Fix indentation.
9605 2007-06-04 Ian Lance Taylor <iant@google.com>
9607 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9608 to overflow, reduce overflow infinity to regular infinity.
9609 (vrp_var_may_overflow): New static function.
9610 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9612 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9614 * stor-layout.c (layout_type): Remove duplicate code.
9616 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9619 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9620 before build_common_builtin_nodes ().
9622 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9625 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9627 2007-06-04 Jan Hubicka <jh@suse.cz>
9629 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9630 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9631 instead of _stat version.
9633 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9635 PR tree-optimization/32194
9636 * tree-predcom.c (determine_offset): Check that both references have
9639 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9641 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9642 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9643 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9644 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9645 Add argument to iterate_fix_dominators call.
9646 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9647 * gcse.c (hoist_code): Change domby to vector.
9648 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9649 Add argument to iterate_fix_dominators call.
9650 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9651 recompute_dominator.
9652 * lambda-code.c (perfect_nestify): Ditto.
9653 * cfgloopanal.c: Include graphds.h.
9654 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9655 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9656 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9658 * graphds.c: New file.
9659 * graphds.h: New file.
9660 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9661 (get_dominated_by, get_dominated_by_region): Change return type to
9663 (verify_dominators): Recompute all dominators and compare the results.
9664 (recount_dominator): Renamed to ...
9665 (recompute_dominator): ... this. Do not check that the block is
9667 (iterate_fix_dominators): Reimplemented.
9668 (prune_bbs_to_update_dominators, root_of_dom_tree,
9669 determine_dominators_for_sons): New functions.
9670 * et-forest.c (et_root): New function.
9671 * et-forest.h (et_root): Declare.
9672 * Makefile.in (graphds.o): Add.
9673 (cfgloopanal.o): Add graphds.h dependency.
9674 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9675 * basic-block.h (get_dominated_by, get_dominated_by_region,
9676 iterate_fix_dominators): Declaration changed.
9677 (recount_dominator): Renamed to ...
9678 (recompute_dominator): ... this.
9679 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9680 (thread_through_all_blocks): Do not free dominance info.
9682 2007-06-03 Andreas Schwab <schwab@suse.de>
9684 * config/m68k/m68k.c (override_options): Don't override
9686 * config/m68k/m68k-modes.def (SF, DF): Define to use
9687 motorola_single_format and motorola_double_format, resp.
9688 * real.c (motorola_single_format): Renamed from
9689 coldfire_single_format.
9690 (motorola_double_format): Renamed from coldfire_double_format.
9691 (encode_ieee_extended): Generate a proper canonical NaN image
9692 respecting canonical_nan_lsbs_set.
9693 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9695 * real.h: Adjust declarations.
9697 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9700 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9701 the symbol is generated with the stack protector.
9703 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9705 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9706 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9708 * doc/extend.texi (interrupt): Mention m68k.
9710 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9712 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9713 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9714 (ix86_expand_sse_pcmpestr): Do not check operands for
9715 "register_operand", when insn operand predicate is "register_operand".
9716 (ix86_expand_sse_pcmpistr): Ditto.
9718 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9719 Uros Bizjak <ubizjak@gmail.com>
9721 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9722 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9723 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9724 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9725 * config/i386/constraints.md ("z"): New register constraint
9726 for members of SSE_FIRST_REG class.
9727 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9728 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9729 SSE_FIRST_REG class.
9730 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9731 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9732 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9733 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9734 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9735 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9736 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9737 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9738 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9739 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9740 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9741 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9742 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9743 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9744 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9745 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9746 (struct builtin_description): Change "flag" field to unsigned.
9747 (bdesc_pcmpestr): New builtin description table.
9748 (bdesc_pcmpistr): Likewise.
9749 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9750 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9751 Initialize pcmp[ei]str[im] insns for SSE4.2.
9752 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9753 (ix86_expand_sse_pcmpistr): Likewise.
9754 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9755 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9756 (UNSPEC_PCMPISTR): Likewise.
9757 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9758 (sse4_2_pcmpestri):New isns pattern.
9759 (sse4_2_pcmpestrm): Likewise.
9760 (sse4_2_pcmpestr_cconly): Likewise.
9761 (sse4_2_pcmpistr): New insn patern and splitter.
9762 (sse4_2_pcmpistri):New isns pattern.
9763 (sse4_2_pcmpistrm): Likewise.
9764 (sse4_2_pcmpistr_cconly): Likewise.
9765 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9768 2007-06-01 David Daney <ddaney@avtrex.com>
9770 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9771 LOADGP_ABSOLUTE and not binds_local_p.
9773 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9775 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9777 2007-06-01 Ian Lance Taylor <iant@google.com>
9779 * tree-vrp.c (compare_name_with_value): Always set
9780 used_strict_overflow if we get a result from the variable itself.
9782 2007-06-01 Ian Lance Taylor <iant@google.com>
9784 PR rtl-optimization/31455
9785 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9786 subregs which have a cast between modes which are not tieable.
9788 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9790 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9791 breaks after return statements.
9793 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9795 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9796 only after no_new_pseudos.
9798 2007-05-31 Eric Christopher <echristo@apple.com>
9800 * expr.c (convert_move): Assert that we don't have a BLKmode
9802 (store_expr): Handle BLKmode moves by calling emit_block_move.
9804 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9806 * c-typeck.c (build_indirect_ref): Include type in error message.
9807 (build_binary_op): Pass types to binary_op_error.
9808 * c-common.c (binary_op_error): Take two type arguments, print out
9810 * c-common.h (binary_op_error): Update prototype.
9812 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9814 * config/i386/i386.c: Correct coments on -mno-sse4.
9816 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9818 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9819 (x86_64-*-*): Likewise.
9820 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9821 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9822 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9823 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9824 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9825 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9826 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9827 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9828 (OPTION_MASK_ISA_SSE4): Likewise.
9829 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9830 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9831 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9832 (override_options): Support SSE4.2.
9833 (ix86_build_const_vector): Support SImode and DImode.
9834 (ix86_build_signbit_mask): Likewise.
9835 (ix86_expand_int_vcond): Support V2DImode.
9836 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9837 (IX86_BUILTIN_CRC32HI): Likewise.
9838 (IX86_BUILTIN_CRC32SI): Likewise.
9839 (IX86_BUILTIN_CRC32DI): Likewise.
9840 (IX86_BUILTIN_PCMPGTQ): Likewise.
9841 (bdesc_crc32): Likewise.
9842 (bdesc_sse_3arg): Likewise.
9843 (ix86_expand_crc32): Likewise.
9844 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9845 (ix86_expand_builtin): Likewise.
9846 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9847 __SSE4_2__ for -msse4.2.
9848 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9849 (CRC32MODE): Likewise.
9850 (crc32modesuffix): Likewise.
9851 (crc32modeconstraint): Likewise.
9852 (sse4_2_crc32<mode>): Likewise.
9853 (sse4_2_crc32di): Likewise.
9854 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9856 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9857 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9858 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9859 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9860 (vcondu<mode>): Likewise.
9861 * doc/extend.texi: Document SSE4.2 built-in functions.
9862 * doc/invoke.texi: Document -msse4.2/-msse4.
9864 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9866 PR tree-optimization/32160
9867 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9868 variable as gimple reg.
9869 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9871 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9873 * gcc.c (main): Don't consider linker options when issuing the
9874 warning about a linker input file not being used.
9876 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9878 * tree-vrp.c (compare_names): Initialize sop.
9880 2007-05-30 Dirk Mueller <dmueller@suse.de>
9882 * cgraphunit.c (cgraph_analyze_function): Remove
9883 computation of inline parameters.
9885 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9887 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9889 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9891 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9892 Add vx-common.h. Include vxworks.h between vx-common.h and
9894 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9896 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9897 (TARGET_ASM_DESTRUCTOR): Likewise.
9898 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9899 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9900 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9901 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9902 (VXWORKS_ENDIAN_SPEC): Define.
9903 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9904 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9905 VXWORKS_* equivalents.
9906 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9907 (ASM_FILE_START): Delete.
9908 (TARGET_VERSION): Reformat.
9909 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9910 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9911 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9912 (FPBIT, DPBIT): Define.
9913 (fp-bit.c, dp-bit.c): New rules.
9914 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9915 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9916 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9917 * config/arm/arm.h: Include vxworks-dummy.h.
9918 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9919 Mark with ATTRIBUTE_UNUSED.
9920 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9921 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9922 make it incompatible with -msingle-pic-base.
9923 (arm_function_ok_for_sibcall): Return false for calls that might
9924 go through a VxWorks PIC PLT entry.
9925 (require_pic_register): New function, split out from...
9926 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9928 (arm_load_pic_register): Handle the VxWorks RTP initialization
9929 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9930 (arm_emit_call_insn): New function.
9931 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9932 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9933 (pic_offset_arm): New pattern.
9934 (call, call_value): Use arm_emit_call_insn.
9935 (call_internal, call_value_internal): New expanders.
9936 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9937 VxWorks unless __PIC__.
9939 2007-05-30 Eric Christopher <echristo@gmail.com>
9941 * genrecog.c: Include regs.h in generated file.
9942 * genemit.c: Ditto. Fix up formatting.
9943 * config/mn10300/constraints.md: New.
9944 * config/mn10300/mn10300.md: Include.
9945 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9946 Fix up for removed macro.
9947 * config/mn10300/predicates.md (call_address_operand): Ditto.
9948 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9949 (CONST_OK_FOR_I): Ditto.
9950 (CONST_OK_FOR_J): Ditto.
9951 (CONST_OK_FOR_K): Ditto.
9952 (CONST_OK_FOR_L): Ditto.
9953 (CONST_OK_FOR_M): Ditto.
9954 (CONST_OK_FOR_N): Ditto.
9955 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9959 (EXTRA_CONSTRAINT): Ditto.
9961 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9963 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9965 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9966 OPTION_MASK_ISA_64BIT.
9967 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9969 2007-05-30 Richard Guenther <rguenther@suse.de>
9972 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9973 types for comparison.
9974 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9975 with original typed arguments.
9976 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9978 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9980 PR tree-optimization/31769
9981 * except.c (duplicate_eh_regions): Clear prev_try if
9982 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9984 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9986 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9987 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9988 bsi of the location where statements should be inserted.
9989 (sink_code_in_bb): Take bsi from statement_sink_location.
9990 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9991 instead of bsi_start.
9992 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9994 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9995 (bsi_move_before): Document inconsistency with bsi_move_after.
9996 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9998 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10000 * config/i386/i386.h (TARGET_ABM): New define.
10001 (TARGET_POPCNT): Ditto.
10002 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
10003 New temporary defines to redefine from OPTION_ISA_* defines.
10004 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
10005 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
10006 (ix86_isa_flags): New extern int declaration.
10007 (TARGET_SUBTARGET_DEFAULT): New define.
10008 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
10009 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10010 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10011 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10012 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10013 * config/i386/darwin.h: Change TARGET_64BIT define to
10016 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10017 using existing "ix86_isa_flags" varible.
10018 (m32, m64): Use existing "ix86_isa_flags" variable.
10019 (mmmx, m3dnow): Ditto.
10020 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10021 (mabm): Define as non-negative option using "x86_abm" variable.
10022 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10024 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10025 Rewrite feature test bitmap.
10026 (ix86_isa_flags): New initialized global int varible.
10027 (ix86_isa_flags_explicit): New static int variable.
10028 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10029 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10030 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10031 target_flags_explicit.
10032 (override_options): Remove "target_enable" and "target_disable" fields
10033 from "struct ptt". Update processor_target_table accordingly. Remove
10034 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10035 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10036 "target_flags" and "ix86_isa_flags_explicit" instead of
10037 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10038 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10039 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10040 to true when either of PTA_POPCNT or PTA_ABM is set in
10041 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10042 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10043 processor_alias_table flags entry. Remove handling of
10044 "target_enable" and "target_disable" fields of processor_target_table.
10045 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10046 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10047 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10048 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10049 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10051 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10053 2007-05-29 David Daney <ddaney@avtrex.com>
10056 * config/mips/mips.c (mips_output_mi_thunk): Emit
10057 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10059 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10060 * config/i386/i386.c (ix86_function_regparm): Added checking of
10061 ix86_force_align_arg_pointer to determine the number of
10062 register parameters.
10064 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10066 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10067 (SET_DR_MISALIGNMENT): New.
10068 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10069 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10070 Use SET_DR_MISALIGNMENT.
10071 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10073 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10074 find_loop_nest): Export.
10075 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10076 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10077 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10078 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10080 (struct mem_ref): Add field reuse_distance.
10081 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10082 Initialize reuse_distance field.
10083 (issue_prefetch_ref): Select temporality of prefetch according to
10085 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10086 self_reuse_distance, determine_loop_nest_reuse): New functions.
10087 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10088 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10089 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10092 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10094 * tree-ssa-alias.c: Add aliasing overview.
10096 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10097 Danny Smith <dannysmith@users.sourceforge.net>
10100 * config/i386/t-crtfm: Compile crtfastmath.o with
10101 -minline-all-stringops.
10102 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10103 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10105 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10107 * doc/md.texi: Document constraints on HP PA-RISC.
10109 * pa/constraints.md: New file.
10110 * pa.md: Include constraints.md.
10111 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10112 (integer_store_memory_operand, ldil_cint_p): New functions.
10113 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10114 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10115 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10116 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10117 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10119 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10122 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10123 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10124 case POSTDECREMENT_EXPR>): Return the error_mark_node
10125 if either the real or imaginary parts would an
10128 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10130 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10131 name when we remove it from a call.
10133 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10135 * targhooks.c (default_narrow_bitfield): Remove.
10136 * targhooks.h: Remove the prototype for
10137 default_narrow_bitfield.
10139 * langhooks-def.h: Remove the prototype for
10140 hook_get_alias_set_0.
10141 * langhooks.c (hook_get_alias_set_0): Remove.
10143 * global.c (EXECUTE_IF_CONFLICT): Remove.
10145 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10148 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10149 return true when truth_value_p is true and the type
10152 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10154 * doc/install.texi (Prerequisites): We no longer require Autoconf
10155 2.13 for the top-level.
10157 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10159 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10160 memory access via x86_expand_vector_move_misalign() only for
10161 TImode values on 32-bit targets.
10163 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10165 * matrix-reorg.c: New file. Implement matrix flattening and
10166 transposing optimization.
10167 * tree-pass.h: Add matrix reorg pass.
10168 * common.opt: Add fipa-mreorg flag.
10169 * Makefile.in: Add matrix-reorg.c.
10170 * passes.c: Add matrix reorg pass.
10171 * varpool.c (add_new_static_var): New function.
10172 * cgraph.h (add_new_static_var): Declare.
10174 2007-05-27 Eric Christopher <echristo@apple.com>
10176 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10177 sp_offset depending on stack size. Save r12 depending
10178 on registers we're saving later.
10179 (rs6000_emit_epilogue): Update sp_offset depending only
10182 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10184 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10185 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10186 * ifcvt.c (if_convert): Ditto.
10187 * tree-ssa-threadupdate.c (thread_block): Ditto.
10188 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10189 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10190 verify_loop_closed_ssa): Check number_of_loops instead of
10192 * predict.c (tree_estimate_probability): Ditto.
10193 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10194 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10195 * modulo-sched.c (sms_schedule): Ditto.
10196 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10197 (scev_finalize): Do not do anything if scev analysis was not
10199 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10200 current_loops == NULL.
10201 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10202 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10203 there are no loops.
10204 (loop_optimizer_finalize): Assert that loops were analyzed.
10205 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10206 rtl_doloop): Check number_of_loops instead of current_loops.
10207 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10208 current_loops == NULL.
10209 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10210 gate_tree_vectorize tree_linear_transform, check_data_deps,
10211 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10212 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10213 Check number_of_loops instead of current_loops.
10214 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10215 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10216 free loops if available.
10217 (execute_pre): Do not pass do_fre to fini_pre.
10219 2007-05-27 Tobias Burnus <burnus@net-b.de>
10221 PR middle-end/32083
10222 * real.c (mpfr_from_real): Fix sign of -Inf.
10224 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10226 * tree-vect-transform.c (vectorizable_conversion): Initialize
10227 tree_code variables to ERROR_MARK.
10228 (vectorizable_type_demotion): Likewise.
10229 (vectorizable_type_promotion): Likewise.
10231 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10234 * config/i386/i386.md (movti): Handle push operands via
10235 ix86_expand_push().
10237 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10239 * basic-block.h: Remove the prototype for merge_seq_blocks.
10240 * cfgcleanup.c (merge_seq_blocks): Remove.
10242 * tree-flow.h: Remove the prototype for is_aliased_with.
10243 * tree-ssa-alias.c (is_aliased_with): Remove.
10245 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10247 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10249 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10251 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10252 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10253 (vec_unpacks_hi_v16qi): Likewise.
10254 (vec_unpacku_lo_v16qi): Likewise.
10255 (vec_unpacks_lo_v16qi): Likewise.
10256 (vec_unpacku_hi_v8hi): Likewise.
10257 (vec_unpacks_hi_v8hi): Likewise.
10258 (vec_unpacku_lo_v8hi): Likewise.
10259 (vec_unpacks_lo_v8hi): Likewise.
10260 (vec_unpacku_hi_v4si): Likewise.
10261 (vec_unpacks_hi_v4si): Likewise.
10262 (vec_unpacku_lo_v4si): Likewise.
10263 (vec_unpacks_lo_v4si): Likewise.
10265 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10267 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10268 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10269 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10270 follow spelling conventions in various
10271 warning/error/diagnostic messages.
10273 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10274 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10275 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10276 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10277 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10278 * doc/tm.texi: Follow spelling conventions.
10280 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10283 * tree-ssa-forwprop.c
10284 (forward_propagate_addr_into_variable_array_index): Remove
10285 the lhs argument. Use the type of def_rhs instead of lhs.
10286 (forward_propagate_addr_expr_1): Update use of
10287 forward_propagate_addr_into_variable_array_index.
10289 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10290 Nigel Stephens <nigel@mips.com>
10292 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10293 function attributes, "far" being an alias for "long_call".
10294 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10295 (mips_near_type_p, mips_far_type_p): New.
10296 (mips_comp_type_attributes): New function to check that attributes
10297 attached to a function type are compatible.
10298 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10299 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10300 to the target function of the thunk.
10301 (mips_encode_section_info): Check for "near" and "far" function
10302 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10304 * config/mips/predicates.md (const_call_insn_operand): Test only
10305 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10307 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10310 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10311 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10312 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10313 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10315 2007-05-25 Eric Christopher <echristo@apple.com>
10317 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10318 to x86-darwin configurations.
10319 * config/i386/t-darwin: Add softfp support.
10320 * config/i386/t-darwin64: Ditto.
10321 * config/i386/sfp-machine.h: If mach then don't use
10322 aliasing, emit a stub to call.
10324 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10326 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10327 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10328 tree-predcom.c, tree-ssa-alias-warnings.c,
10329 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10330 comment typos. Follow spelling conventions.
10331 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10333 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10336 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10337 constants into memory. Expand unaligned memory references for
10338 SSE modes via x86_expand_vector_move_misalign() function.
10340 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10342 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10343 "memory" attribute for "sseishft" type insn without operands[2].
10345 2007-05-25 Dirk Mueller <dmueller@suse.de>
10346 Marcus Meissner <meissner@suse.de>
10348 * doc/extend.texi (alloc_size): New attribute.
10349 * c-common.c (handle_alloc_size_attribute): New.
10350 * tree-object-size.c (alloc_object_size): Use alloc_size
10351 attribute, if available.
10353 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10355 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10357 (__builtin_ia32_vec_ext_v2di): Likewise.
10358 (__builtin_ia32_vec_ext_v4si): Likewise.
10359 (__builtin_ia32_vec_ext_v8hi): Likewise.
10360 (__builtin_ia32_vec_ext_v16qi): Likewise.
10361 (__builtin_ia32_vec_set_v8hi): Likewise.
10363 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10365 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10367 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10369 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10370 (arm_is_longcall_p): Rename to...
10371 (arm_is_long_call_p): ...this. Take a single tree argument and
10373 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10374 (CUMULATIVE_ARGS): Remove call_cookie.
10375 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10376 (ENCODED_LONG_CALL_ATTR_P): Delete.
10377 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10378 LONG_CALL_FLAG_CHAR cases.
10379 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10380 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10381 ARM_DECLARE_FUNCTION_SIZE.
10382 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10383 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10384 (arm_encode_call_attribute, current_file_function_operand): Delete.
10385 (arm_function_in_section_p): New function.
10386 (arm_is_longcall_p): Rename to...
10387 (arm_is_long_call_p): ...this. Take the target function as a single
10388 argument and return a bool. Do not rely on call cookies. Check
10389 whether the target symbol is in the same section as the current
10390 function, not just the same compilation unit.
10391 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10392 (arm_encode_section_info): Don't encode a call type.
10393 * config/arm/arm.md (call, call_value): Update calls to
10394 arm_is_long(_)call_p. Simplify logic.
10395 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10396 Update calls to arm_is_long(_)call_p.
10398 2007-05-25 Richard Guenther <rguenther@suse.de>
10400 PR tree-optimization/31982
10401 * tree-ssa-forwprop.c
10402 (forward_propagate_addr_into_variable_array_index): Handle arrays
10403 with element size one.
10405 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10407 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10408 (umulsi3_highpart): Likewise.
10410 2007-05-24 Ian Lance Taylor <iant@google.com>
10412 PR rtl-optimization/32069
10413 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10416 2007-05-24 Ollie Wild <aaw@google.com>
10418 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10421 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10423 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10424 (oprs_unchanged_p): Use it to check all registers in a REG.
10425 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10426 (reg_set_between_after_reload_p): Delete.
10427 (reg_used_between_after_reload_p): Likewise.
10428 (reg_set_or_used_since_bb_start): Likewise.
10429 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10430 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10431 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10432 * rtlanal.c (reg_set_p): Check whether REG overlaps
10433 regs_invalidated_by_call, rather than just checking the
10434 membership of REGNO (REG).
10436 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10438 * doc/passes.texi: Document predictive commoning.
10439 * doc/invoke.texi (-fpredictive-commoning): Document.
10440 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10441 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10442 adding indices to the generated name.
10443 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10444 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10445 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10446 (op_symbol_code): ... and exported.
10447 (dump_omp_clause, op_symbol): Use op_symbol_code
10448 instead of op_symbol_1.
10449 * tree-pass.h (pass_predcom): Declare.
10450 * timevar.def (TV_PREDCOM): New timevar.
10451 * tree-ssa-loop.c (run_tree_predictive_commoning,
10452 gate_tree_predictive_commoning, pass_predcom): New.
10453 * tree-data-ref.c (find_data_references_in_loop): Find the
10454 references in dominance order.
10455 (canonicalize_base_object_address): Ensure that the result has
10457 (dr_analyze_innermost): Export.
10458 (create_data_ref): Code to fail for references with invariant
10460 (find_data_references_in_stmt): ... here.
10461 * tree-data-ref.h (dr_analyze_innermost): Declare.
10462 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10463 (aff_combination_find_elt, name_expansion_hash,
10464 name_expansion_eq, tree_to_aff_combination_expand,
10465 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10467 * tree-affine.h (aff_combination_constant_multiple_p,
10468 tree_to_aff_combination_expand): Declare.
10469 * tree-predcom.c: New file.
10470 * common.opt (fpredictive-commoning): New option.
10471 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10472 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10473 * Makefile.in (tree-predcom.o): Add.
10474 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10475 * passes.c (init_optimization_passes): Add dceloop after
10476 copy propagation in loop optimizer. Add predictive commoning
10477 to loop optimizer passes.
10479 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10481 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10484 2007-05-24 Jan Hubicka <jh@suse.cz>
10486 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10488 (genheader): Include statistics.h.
10490 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10492 * print-rtl.c (flag_dump_unnumbered): Update comments.
10493 (print_rtl): Fix my previous change.
10494 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10497 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10499 PR middle-end/32018
10500 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10502 (thread_through_all_blocks): Call initialize_original_copy_tables
10503 and free_original_copy_tables.
10504 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10506 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10507 * cfghooks.c (duplicate_block): Use get_loop_copy.
10508 * cfg.c: Include cfgloop.h.
10509 (loop_copy): New hash table.
10510 (initialize_original_copy_tables): Initialize loop_copy table.
10511 (free_original_copy_tables): Free loop_copy table.
10512 (copy_original_table_clear, copy_original_table_set,
10513 set_loop_copy, get_loop_copy): New functions.
10514 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10515 * cfgloop.h (struct loop): Remove copy field.
10516 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10517 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10519 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10521 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10522 -msse/-msse2/-msse3.
10524 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10526 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10527 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10529 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10532 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10533 * targhooks.h (default_mangle_decl_assembler_name): Declare
10535 * targhooks.c (default_mangle_decl_assembler_name): Define
10537 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10539 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10540 * langhooks.c (lhd_set_decl_assembler_name): Call
10541 targetm.mangle_decl_assembler_name for names with global scope.
10543 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10545 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10546 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10548 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10549 New. Factored out of i386_pe_encode_section_info.
10550 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10551 Move check for prior decoration of stdcall
10552 symbols to i386_pe_encode_section_info.
10553 (i386_pe_encode_section_info): Adjust call to
10554 gen_stdcall_or_fastcall_suffix. Use
10555 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10556 (i386_pe_mangle_decl_assembler_name): New. Wrap
10557 i386_pe_maybe_mangle_decl_assembler_name.
10559 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10561 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10562 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10563 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10564 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10565 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10568 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10569 Nigel Stephens <nigel@mips.com>
10570 Richard Sandiford <richard@codesourcery.com>
10572 Fix up MIPS16 hard float and add support for complex.
10574 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10575 (TARGET_SOFT_FLOAT_ABI): New.
10576 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10577 __mips_soft_float to reflect the ABI in use, not whether the
10578 FPU is directly accessible (e.g., in MIPS16 mode).
10579 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10580 (UNITS_PER_FPVALUE): Likewise.
10582 * config/mips/mips.c (mips_expand_call): Remove redundant
10583 TARGET_MIPS16 check.
10584 (mips_arg_regno): New.
10585 (function_arg_advance): When setting bits in cum->fp_code for
10586 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10588 (function_arg): Use mips_arg_regno.
10589 (mips_return_mode_in_fpr_p): New.
10590 (mips16_call_stub_mode_suffix): New.
10591 (mips16_cfun_returns_in_fpr_p): New.
10592 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10593 (mips_output_function_prologue): Test mips16_hard_float, not
10594 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10595 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10596 return value into a floating-point register.
10597 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10598 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10599 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10600 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10601 word of double arguments from or to the high bits of 64-bit
10602 floating point registers.
10603 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10604 (mips16_fpret_double): New helper function.
10605 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10606 support for complex modes. Fill in DECL_RESULT for stubdecl.
10607 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10609 * config/mips/mips16.S
10610 (RET, ARG1, ARG2): New.
10611 (MERGE_GPRf, MERGE_GPRt): New.
10612 (DELAYt, DELAYf): New.
10613 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10614 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10615 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10616 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10617 (SFOP): Renamed to...
10618 (OPSF3): This, and macro-ified. Updated all uses.
10619 (SFOP2): Renamed to...
10620 (OPSF2): This, and macro-ified. Updated all uses.
10621 (SFCMP): Renamed to...
10622 (CMPSF): This, and macro-ified. Updated all uses.
10623 (SFREVCMP): Renamed to...
10624 (REVCMPSF): This, and macro-ified. Updated all uses.
10625 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10626 (LDDBL1, LDDBL2, RETDBL): Deleted.
10627 (DFOP): Renamed to...
10628 (OPDF3): This, and macro-ified. Updated all uses.
10629 (DFOP2): Renamed to...
10630 (OPDF2): This, and macro-ified. Updated all uses.
10631 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10632 (DFCMP): Renamed to...
10633 (CMPDF): This, and macro-ified. Updated all uses.
10634 (DFREVCMP): Renamed to...
10635 (REVCMPDF): This, and macro-ified. Updated all uses.
10636 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10637 (RET_FUNCTION): New.
10638 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10639 (__mips16_ret_sc, __mips16_ret_dc): New.
10640 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10641 STUB_ARGS_6, STUB_ARGS_10): New.
10642 (CALL_STUB_NO_RET): New.
10643 (__mips16_call_stub_1): Macro-ified.
10644 (__mips16_call_stub_5): Macro-ified.
10645 (__mips16_call_stub_2): Macro-ified.
10646 (__mips16_call_stub_6): Macro-ified.
10647 (__mips16_call_stub_9): Macro-ified.
10648 (__mips16_call_stub_10): Macro-ified.
10649 (CALL_STUB_RET): New.
10650 (__mips16_call_stub_sf_0): Macro-ified.
10651 (__mips16_call_stub_sf_1): Macro-ified.
10652 (__mips16_call_stub_sf_5): Macro-ified.
10653 (__mips16_call_stub_sf_2): Macro-ified.
10654 (__mips16_call_stub_sf_6): Macro-ified.
10655 (__mips16_call_stub_sf_9): Macro-ified.
10656 (__mips16_call_stub_sf_10): Macro-ified.
10657 (__mips16_call_stub_df_0): Macro-ified.
10658 (__mips16_call_stub_df_1): Macro-ified.
10659 (__mips16_call_stub_df_5): Macro-ified.
10660 (__mips16_call_stub_df_2): Macro-ified.
10661 (__mips16_call_stub_df_6): Macro-ified.
10662 (__mips16_call_stub_df_9): Macro-ified.
10663 (__mips16_call_stub_df_10): Macro-ified.
10664 (__mips16_call_stub_sc_0): New.
10665 (__mips16_call_stub_sc_1): New.
10666 (__mips16_call_stub_sc_5): New.
10667 (__mips16_call_stub_sc_2): New.
10668 (__mips16_call_stub_sc_6): New.
10669 (__mips16_call_stub_sc_9): New.
10670 (__mips16_call_stub_sc_10): New.
10671 (__mips16_call_stub_dc_0): New.
10672 (__mips16_call_stub_dc_1): New.
10673 (__mips16_call_stub_dc_5): New.
10674 (__mips16_call_stub_dc_2): New.
10675 (__mips16_call_stub_dc_6): New.
10676 (__mips16_call_stub_dc_9): New.
10677 (__mips16_call_stub_dc_10): New.
10679 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10680 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10681 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10683 2007-05-23 Ian Lance Taylor <iant@google.com>
10685 * doc/invoke.texi (Invoking GCC): Document that the order of the
10688 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10691 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10692 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10693 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10697 * config/score/score.c (score_print_operand): Make sure that only
10698 lower bits are used.
10700 2007-05-22 Ian Lance Taylor <iant@google.com>
10702 * tree-vrp.c (avoid_overflow_infinity): New static function,
10703 broken out of set_value_range_to_value.
10704 (set_value_range_to_value): Call avoid_overflow_infinity.
10705 (extract_range_from_assert): Likewise.
10707 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10709 PR middle-end/31095
10710 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10711 change the type before looking for a COMPOUND_EXPR.
10713 2007-05-22 Ian Lance Taylor <iant@google.com>
10715 * lower-subreg.c (decompose_multiword_subregs): If we change an
10716 insn, call remove_retval_note on it.
10718 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10720 * regs.h (end_hard_regno): New function.
10721 (END_HARD_REGNO, END_REGNO): New macros.
10722 (add_to_hard_reg_set): New function.
10723 (remove_from_hard_reg_set): Likewise.
10724 (in_hard_reg_set_p): Likewise.
10725 (overlaps_hard_reg_set_p): Likewise.
10726 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10727 (note_btr_set): Use END_HARD_REGNO.
10728 * caller-save.c (setup_save_areas): Use end_hard_regno.
10729 (mark_set_regs): Use END_HARD_REGNO.
10730 (add_stored_regs): Use end_hard_regno.
10731 (mark_referenced_regs): Use add_to_hard_reg_set.
10732 * combine.c (update_table_tick): Use END_REGNO.
10733 (record_value_for_reg): Likewise.
10734 (record_dead_and_set_regs): Likewise.
10735 (get_last_value_validate): Likewise.
10736 (use_crosses_set_p): Likewise.
10737 (reg_dead_at_p_1): Likewise.
10738 (reg_dead_at_p): Likewise.
10739 (mark_used_regs_combine): Use add_to_hard_reg_set.
10740 (move_deaths): Use END_HARD_REGNO.
10741 (reg_bitfield_target_p): Use end_hard_regno.
10742 (distribute_notes): Use END_HARD_REGNO.
10743 * cse.c (mention_regs): Use END_REGNO.
10744 (insert): Use add_to_hard_reg_set.
10745 (invalidate): Use END_HARD_REGNO.
10746 (invalidate_for_call): Likewise.
10747 (exp_equiv_p): Use END_REGNO.
10748 (cse_insn): Likewise.
10749 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10750 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10751 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10752 * function.c (keep_stack_depressed): Use end_hard_regno.
10753 * global.c (global_alloc): Use end_hard_regno.
10754 (global_conflicts): Use add_to_hard_reg_set instead of
10756 (find_reg): Likewise.
10757 (mark_reg_store): Likewise.
10758 (mark_reg_conflicts): Likewise.
10759 (mark_reg_death): Use remove_from_hard_reg_set.
10760 (mark_reg_live_nc): Delete.
10761 (set_preference): Use end_hard_regno.
10762 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10763 remove_from_hard_reg_set.
10764 (post_mark_life): Use add_to_hard_reg_set.
10765 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10766 (reg_becomes_live): Use add_to_hard_reg_set.
10767 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10768 (peep2_find_free_register): Use add_to_hard_reg_set.
10769 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10770 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10771 * regrename.c (note_sets): Use add_to_hard_reg_set.
10772 (clear_dead_regs): Use remove_from_hard_reg_set.
10773 (regrename_optimize): Use add_to_hard_reg_set.
10774 (find_oldest_value_reg): Use in_hard_reg_set_p.
10775 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10776 (hard_reg_set_here_p): Use end_hard_regno.
10777 (decompose): Likewise.
10778 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10779 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10780 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10781 (mark_home_live): Use end_hard_regno.
10782 (spill_hard_reg): Likewise.
10783 (clear_reload_reg_in_use): Likewise.
10784 * reorg.c (delete_prior_computation): Use END_REGNO.
10785 * resource.c (update_live_status): Use END_HARD_REGNO.
10786 (mark_referenced_resources): Use add_to_hard_reg_set.
10787 (mark_set_resources): Likewise.
10788 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10789 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10790 (reg_overlap_mentioned_p): Likewise.
10791 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10792 (covers_regno_no_parallel_p): Use END_REGNO.
10793 (find_regno_note): Likewise.
10794 (find_reg_fusage): Use END_HARD_REGNO.
10795 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10796 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10798 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10800 * mode-switching.c (reg_dies): Change type of second argument to
10802 (optimize_mode_switching): Update accordingly.
10804 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10806 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10808 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10809 (hard_reg_set_empty_p): ...these new functions.
10810 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10811 GO_IF_HARD_REG_SUBSET.
10812 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10813 instead of GO_IF_HARD_REG_EQUAL.
10814 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10815 instead of GO_IF_HARD_REG_EQUAL.
10816 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10817 GO_IF_HARD_REG_SUBSET.
10818 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10819 GO_IF_HARD_REG_EQUAL.
10820 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10821 of GO_IF_HARD_REG_SUBSET.
10822 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10823 instead of GO_IF_HARD_REG_EQUAL.
10824 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10825 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10826 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10827 of GO_IF_HARD_REG_SUBSET,
10828 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10829 GO_IF_HARD_REG_SUBSET.
10830 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10831 instead of GO_IF_HARD_REG_EQUAL.
10832 * config/sh/sh.c (push_regs, calc_live_regs): Use
10833 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10834 (hard_regs_intersect_p): Delete.
10836 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10838 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10840 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10841 Richard Henderson <rth@redhat.com>
10843 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10845 (x86_64-*-*): Likewise.
10847 * i386/i386-modes.def (V2QI): New.
10849 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10851 (override_options): Support SSE4.1.
10852 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10853 (IX86_BUILTIN_BLENDPS): Likewise.
10854 (IX86_BUILTIN_BLENDVPD): Likewise.
10855 (IX86_BUILTIN_BLENDVPS): Likewise.
10856 (IX86_BUILTIN_PBLENDVB128): Likewise.
10857 (IX86_BUILTIN_PBLENDW128): Likewise.
10858 (IX86_BUILTIN_DPPD): Likewise.
10859 (IX86_BUILTIN_DPPS): Likewise.
10860 (IX86_BUILTIN_INSERTPS128): Likewise.
10861 (IX86_BUILTIN_MOVNTDQA): Likewise.
10862 (IX86_BUILTIN_MPSADBW128): Likewise.
10863 (IX86_BUILTIN_PACKUSDW128): Likewise.
10864 (IX86_BUILTIN_PCMPEQQ): Likewise.
10865 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10866 (IX86_BUILTIN_PMAXSB128): Likewise.
10867 (IX86_BUILTIN_PMAXSD128): Likewise.
10868 (IX86_BUILTIN_PMAXUD128): Likewise.
10869 (IX86_BUILTIN_PMAXUW128): Likewise.
10870 (IX86_BUILTIN_PMINSB128): Likewise.
10871 (IX86_BUILTIN_PMINSD128): Likewise.
10872 (IX86_BUILTIN_PMINUD128): Likewise.
10873 (IX86_BUILTIN_PMINUW128): Likewise.
10874 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10875 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10876 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10877 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10878 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10879 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10880 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10881 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10882 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10883 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10884 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10885 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10886 (IX86_BUILTIN_PMULDQ128): Likewise.
10887 (IX86_BUILTIN_PMULLD128): Likewise.
10888 (IX86_BUILTIN_ROUNDPD): Likewise.
10889 (IX86_BUILTIN_ROUNDPS): Likewise.
10890 (IX86_BUILTIN_ROUNDSD): Likewise.
10891 (IX86_BUILTIN_ROUNDSS): Likewise.
10892 (IX86_BUILTIN_PTESTZ): Likewise.
10893 (IX86_BUILTIN_PTESTC): Likewise.
10894 (IX86_BUILTIN_PTESTNZC): Likewise.
10895 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10896 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10897 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10898 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10899 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10900 (bdesc_ptest): New.
10901 (bdesc_sse_3arg): Likewise.
10902 (bdesc_2arg): Likewise.
10903 (bdesc_1arg): Likewise.
10904 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10906 (ix86_expand_sse_4_operands_builtin): New.
10907 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10908 smaller than 8 bits as the 2nd arg.
10909 (ix86_expand_sse_ptest): New.
10910 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10911 (ix86_expand_vector_set): Support SSE4.1.
10912 (ix86_expand_vector_extract): Likewise.
10914 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10915 __SSE4_1__ for -msse4.1.
10917 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10918 (UNSPEC_INSERTPS): Likewise.
10919 (UNSPEC_DP): Likewise.
10920 (UNSPEC_MOVNTDQA): Likewise.
10921 (UNSPEC_MPSADBW): Likewise.
10922 (UNSPEC_PHMINPOSUW): Likewise.
10923 (UNSPEC_PTEST): Likewise.
10924 (UNSPEC_ROUNDP): Likewise.
10925 (UNSPEC_ROUNDS): Likewise.
10927 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10929 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10930 (const_pow2_1_to_32768_operand): Likewise.
10932 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10935 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10937 (sse4_1_insertps): Likewise.
10938 (*sse4_1_extractps): Likewise.
10939 (sse4_1_ptest): Likewise.
10940 (sse4_1_mulv2siv2di3): Likewise.
10941 (*sse4_1_mulv4si3): Likewise.
10942 (*sse4_1_smax<mode>3): Likewise.
10943 (*sse4_1_umax<mode>3): Likewise.
10944 (*sse4_1_smin<mode>3): Likewise.
10945 (*sse4_1_umin<mode>3): Likewise.
10946 (sse4_1_eqv2di3): Likewise.
10947 (*sse4_1_pinsrb): Likewise.
10948 (*sse4_1_pinsrd): Likewise.
10949 (*sse4_1_pinsrq): Likewise.
10950 (*sse4_1_pextrb): Likewise.
10951 (*sse4_1_pextrb_memory): Likewise.
10952 (*sse4_1_pextrw_memory): Likewise.
10953 (*sse4_1_pextrq): Likewise.
10954 (sse4_1_blendpd): Likewise.
10955 (sse4_1_blendps): Likewise.
10956 (sse4_1_blendvpd): Likewise.
10957 (sse4_1_blendvps): Likewise.
10958 (sse4_1_dppd): Likewise.
10959 (sse4_1_dpps): Likewise.
10960 (sse4_1_movntdqa): Likewise.
10961 (sse4_1_mpsadbw): Likewise.
10962 (sse4_1_packusdw): Likewise.
10963 (sse4_1_pblendvb): Likewise.
10964 (sse4_1_pblendw): Likewise.
10965 (sse4_1_phminposuw): Likewise.
10966 (sse4_1_extendv8qiv8hi2): Likewise.
10967 (*sse4_1_extendv8qiv8hi2): Likewise.
10968 (sse4_1_extendv4qiv4si2): Likewise.
10969 (*sse4_1_extendv4qiv4si2): Likewise.
10970 (sse4_1_extendv2qiv2di2): Likewise.
10971 (*sse4_1_extendv2qiv2di2): Likewise.
10972 (sse4_1_extendv4hiv4si2): Likewise.
10973 (*sse4_1_extendv4hiv4si2): Likewise.
10974 (sse4_1_extendv2hiv2di2): Likewise.
10975 (*sse4_1_extendv2hiv2di2): Likewise.
10976 (sse4_1_extendv2siv2di2): Likewise.
10977 (*sse4_1_extendv2siv2di2): Likewise.
10978 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10979 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10980 (sse4_1_zero_extendv4qiv4si2): Likewise.
10981 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10982 (sse4_1_zero_extendv2qiv2di2): Likewise.
10983 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10984 (sse4_1_zero_extendv4hiv4si2): Likewise.
10985 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10986 (sse4_1_zero_extendv2hiv2di2): Likewise.
10987 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10988 (sse4_1_zero_extendv2siv2di2): Likewise.
10989 (*sse4_1_zero_extendv2siv2di2): Likewise.
10990 (sse4_1_roundpd): Likewise.
10991 (sse4_1_roundps): Likewise.
10992 (sse4_1_roundsd): Likewise.
10993 (sse4_1_roundss): Likewise.
10994 (mulv4si3): Don't expand for SSE4.1.
10995 (smax<mode>3): Likewise.
10996 (umaxv4si3): Likewise.
10997 (uminv16qi3): Likewise.
10998 (umin<mode>3): Likewise.
10999 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
11001 * doc/extend.texi: Document SSE4.1 built-in functions.
11003 * doc/invoke.texi: Document -msse4.1.
11005 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
11007 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
11008 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
11009 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11010 (ASM_SPEC): Add asm_pcrel_spec.
11011 (EXTRA_SPECS): Add asm_pcrel_spec.
11013 2007-05-21 David Daney <ddaney@avtrex.com>
11015 * doc/install.texi (Building a cross compiler): Add requirements
11016 for Java cross compiler.
11018 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11020 PR middle-end/31995
11021 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11022 Add loopno argument. Use evolution_function_is_invariant_rec_p
11023 instead of evolution_function_is_constant_p.
11024 Update calls to evolution_function_is_affine_multivariate_p.
11025 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11026 Add loopno argument.
11027 * tree-scalar-evolution.c (gather_chrec_stats): Call
11028 evolution_function_is_affine_multivariate_p with a loop
11030 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11031 (analyze_overlapping_iterations): Likewise.
11032 (access_functions_are_affine_or_constant_p): Likewise.
11033 (build_classic_dist_vector_1): If the access functions
11034 are equal, don't do anything.
11036 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11037 Paolo Carlini <pcarlini@suse.de>
11038 Uros Bizjak <ubizjak@gmail.com>
11040 * c-cppbuiltin.c (c_cpp_builtins): Define
11041 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11042 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11043 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11044 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11046 2007-05-21 Mike Stump <mrs@apple.com>
11048 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11050 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11052 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11054 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11055 implementation if __OPTIMIZE__ is not defined.
11056 (_mm_alignr_pi8): Ditto.
11057 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11058 (_mm_inserti_si64): Ditto.
11059 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11060 (_mm_slli_epi16): Ditto.
11061 (_mm_slli_epi32): Ditto.
11062 (_mm_slli_epi64): Ditto.
11063 (_mm_srai_epi16): Ditto.
11064 (_mm_srai_epi32): Ditto.
11065 (_mm_srli_si128): Ditto.
11066 (_mm_slli_si128): Ditto.
11067 (_mm_srli_epi16): Ditto.
11068 (_mm_srli_epi32): Ditto.
11069 (_mm_srli_epi64): Ditto.
11070 (_mm_extract_epi16): Ditto.
11071 (_mm_insert_epi16): Ditto.
11072 (_mm_shufflehi_epi16): Ditto.
11073 (_mm_shufflelo_epi16): Ditto.
11074 (_mm_shuffle_epi32): Ditto.
11075 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11076 (_m_pextrw): Ditto.
11077 (_mm_insert_pi16): Ditto.
11078 (_m_pinsrw): Ditto.
11079 (_mm_shuffle_pi16): Ditto.
11080 (_m_pshufw): Ditto.
11081 (_mm_shufle_ps): Ditto.
11082 (_mm_prefetch): Ditto.
11084 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11086 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11087 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11088 * real.c (encode_i370_single, decode_i370_single,
11089 encode_i370_double, decode_i370_double): Functions removed.
11090 (i370_single_format, i370_double_format): Initializations removed.
11091 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11092 Consider the log2_b field to always be one.
11093 (ieee_single_format, mips_single_format, coldfire_single_format,
11094 ieee_double_format, mips_double_format, coldfire_double_format,
11095 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11096 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11097 ibm_extended_format, mips_extended_format, ieee_quad_format,
11098 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11099 decimal_single_format, decimal_double_format, decimal_quad_format,
11100 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11101 initialization of log2_b.
11102 * real.h (i370_single_format, i370_double_format): Declarations
11104 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11105 field to always be one.
11107 2007-05-21 Andreas Schwab <schwab@suse.de>
11109 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11110 NOTE_INSN_BASIC_BLOCK_P.
11111 (process_for_unwind_directive): Likewise.
11113 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11115 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11116 * function.h (struct function): Move va_list_gpr_size,
11117 va_list_fpr_size, function_frequency to front of bitfields. Add
11119 (current_function_calls_unwind_init): New.
11120 * except.c (expand_builtin_unwind_init): Set
11121 current_function_calls_unwind_init not
11122 current_function_has_nonlocal_label.
11123 * reload1.c (has_nonexceptional_receiver): New.
11124 (reload): Use it and current_function_calls_unwind_init to
11125 determine whether call-saved regs must be saved.
11127 2007-05-20 Jan Hubicka <jh@suse.cz>
11129 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11130 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11131 * ddg.c (create_ddg): LIkewise.
11132 * final.c (final): Remove hunk moving line number notes around since
11133 they are no longer present at this stage.
11134 (final_scan_insn): Use NOTE_KIND instead of
11135 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11136 (output_asm_label): Likewise.
11137 * reorg.c (dbr_schedule): Likewise.
11138 * haifa-sched.c (unlink_other_notes): Likewise.
11139 * mode-switching.c (optimize_mode_switching): Likewise.
11140 * graph.c (start_bb): Likewise.
11141 * rtl.def (NOTE): Update description.
11142 * jump.c (squeeze_notes): Delete.
11143 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11144 NOTE_INSN_BASIC_BLOCK_P when possible.
11145 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11146 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11147 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11148 (dwarf2out_var_location): Likewise.
11149 * cfgbuild.c (make_edges): Likewise.
11150 (find_basic_blocks_1): Likewise.
11151 * function.c (reorder_blocks_1): Likewise.
11152 (epilogue_done): Likewise.
11153 (reposition_prologue_and_epilogue_notes): Likewise.
11154 * print-rtl.c (print_rtx): Likewise; drop code for printing
11156 (print_rtl): Likewise.
11157 (print_rtl_single): Likewise.
11158 * gcse.c (insert_insn_start_bb): Likewise.
11159 * alias.c (init_alias_analysis): Likewise.
11160 * calls.c (fixup_tail_calls): Likewise.
11161 * except.c (sjlj_emit_function_enter): Likewise.
11162 * emit-rtl.c (add_insn_after): Likeiwse.
11163 (emit_label_before): Likewise.
11164 (emit_label_after): Likewise.
11165 (emit_note_before, emit_note_after, emit_note): Update
11166 parameter to be enum insn_note; do not deal with source
11168 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11169 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11171 (merge_blocks_move_successor_nojumps): Simplify now when
11172 we don't have BLOCK notes.
11173 (try_optimize_cfg): Likewise.
11174 * cfglayout.c (skip_insns_after_block): Likewise.
11175 (record_effective_endpoints): Likewise.
11176 (duplicate_insn_chain): Likewise.
11177 * varasm.c (output_constant_pool_1): Likewise.
11178 * sched-deps.c (sched_analyze): Likewise.
11179 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11181 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11182 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11183 (SET_INSN_DELETED): Simplify.
11184 (NOTE_LINE_NUMBER): Exterminate.
11185 (NOTE_LINE_KIND): New.
11186 (NOTE_INSN_BASIC_BLOCK_P): Update.
11187 (enum insn_note): Simplify.
11188 (GET_NOTE_INSN_NAME) Simplify.
11189 (emit_note_before, emit_note_after, emit_note): Update prototype.
11190 (squeeze_notes): Remove.
11191 * sched-int.h (NOTE_NOT_BB_P): Update.
11192 * resource.c (mark_target_live_regs): Update.
11193 * sched-rgn.c (debug_dependencies): Update.
11194 * sched-vis.c (print_insn): Update.
11195 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11196 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11197 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11198 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11199 (split_branches): Update.
11200 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11202 (sh_adjust_unroll_max): Exterminate.
11203 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11204 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11205 (m68hc11_reorg): Likewise.
11206 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11207 (emit_predicate_relation_info): Update.
11208 (process_for_unwind_directive): Update.
11209 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11210 (output_call): Update.
11211 * config/pa/pa.c (output_lbranch): Update.
11212 (output_millicode_call): Update.
11213 (output_call): Update.
11214 (pa_combine_instructions): Update.
11215 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11216 * config/bfin/bfin.c (gen_one_bundle): Update.
11217 * cfgrtl.c (can_delete_note_p): Update.
11218 (delete_insn): Update.
11219 (rtl_merge_blocks): Update.
11220 (commit_one_edge_insertion): Update.
11221 (rtl_verify_flow_info): Update.
11222 * stmt.c (expand_case): Do not call squeeze_notes.
11224 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11231 * c.opt (Wtype-limits): New.
11232 * doc/invoke.texi (Wtype-limits): Document it.
11233 (Wextra): Enabled by -Wextra.
11234 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11235 * c-common.c (shorten_compare): Warn with Wtype-limits.
11237 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11239 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11240 inlined function, not as a macro.
11241 (_mm_alignr_pi8): Ditto.
11242 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11243 (_mm_inserti_si64): Ditto.
11244 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11245 (_mm_extract_epi16): Ditto.
11246 (_mm_insert_epi16): Ditto.
11247 (_mm_shufflehi_epi16): Ditto.
11248 (_mm_shufflelo_epi16): Ditto.
11249 (_mm_shuffle_epi32): Ditto.
11250 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11251 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11253 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11255 (_m_to_float): Use C89 compatible assignment.
11257 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11260 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11262 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11265 * doc/invoke.texi (Wreturn-type): Complete description.
11266 (Wextra): Delete item about return-type warning.
11267 * c-decl.c: Delete redundant Wextra warning.
11269 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11272 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11273 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11274 inlined function, not as a macro.
11275 (_mm_prefetch): Ditto.
11276 (_m_pextrw): Ditto.
11277 (_mm_insert_pi16): Ditto.
11278 (_m_pinsrw): Ditto.
11279 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11280 (_m_pshufw): Ditto. Add const to __N argument.
11281 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11282 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11283 (_mm_slli_epi32): Ditto.
11284 (_mm_srli_si128): Implement as always inlined function, not as a
11285 macro. Add __inline to function declaration.
11286 (_mm_slli_si128): Ditto.
11288 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11290 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11291 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11293 (struct fenv): New structure.
11294 (FP_HANDLE_EXCEPTIONS): New define.
11295 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11296 (_FP_DECL_EXP): New define.
11297 (FP_INIT_ROUNDMODE): New define.
11298 (FP_ROUNDMODE): New define.
11300 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11302 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11303 (Wconversion): Update description.
11304 (Wconversion-sign): New.
11305 * c.opt (Wconversion-sign): New.
11306 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11307 means disabled for C++. Otherwise, take the status of Wconversion.
11308 * c-common.c (conversion_warning): Warn with either Wconversion or
11310 (warnings_for_convert_and_check): Conditions are already checked by
11311 conversion_warning.
11312 (convert_and_check): Don't check warnings if the conversion failed.
11314 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11315 Anatoly Sokolov <aesok@dol.ru>
11317 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11318 avr_epilogue_uses) : Add declaration.
11319 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11320 * config/avr/constraints.md (R): New constraint.
11321 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11322 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11323 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11324 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11325 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11326 call_prologue_saves, epilogue_restores, return_from_epilogue,
11327 return_from_main_epilogue, return_from_interrupt_epilogue,
11328 return_from_naked_epilogue, prologue, epilogue): New patterns.
11329 (jump): Handle symbol reference.
11330 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11331 avr_output_function_prologue, avr_output_function_epilogue): Remove
11333 (avr_init_machine_status, expand_prologue, expand_epilogue,
11334 avr_asm_function_end_prologue, avr_epilogue_uses,
11335 avr_asm_function_begin_epilogue): New functions.
11336 (prologue_size, epilogue_size, jump_tables_size): Remove global
11338 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11339 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11340 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11341 (avr_override_options): Initialise init_machine_status.
11342 (output_movhi): Handle all stack pointer loads.
11343 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11344 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11345 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11346 (EPILOGUE_USES) Redefine.
11347 (machine_function) Declare.
11349 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11351 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11352 Use a single return statement.
11354 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11356 PR middle-end/30250
11357 * builtins.c (do_mpfr_lgamma_r): New.
11358 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11359 * tree.h (CASE_FLT_FN_REENT): New.
11361 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11363 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11364 (output_die): Use 'unsigned long' with %x.
11365 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11366 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11367 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11369 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11371 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11376 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11377 true if function has no argument.
11379 2007-05-18 DJ Delorie <dj@redhat.com>
11381 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11382 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11384 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11386 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11387 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11388 count_trailing_zeros.
11389 (__i386__): Implement count_leading_zeros using __builtin_clz().
11390 Implement count_trailing_zeros usign __builtin_ctz().
11392 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11394 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11396 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11398 PR middle-end/31344
11399 * expr.c (emit_move_change_mode): Change mode of push operands here.
11401 2007-05-17 Ian Lance Taylor <iant@google.com>
11403 PR tree-optimization/31953
11404 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11405 Change all callers.
11406 (set_value_range_to_null): Call set_value_range_to_value.
11407 (extract_range_from_comparison): Likewise.
11409 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11411 * toplev.c (print_version): Output GMP/MPFR version info.
11413 * builtins.c (CASE_MATHFN_REENT): New macro.
11414 (mathfn_built_in): Use it.
11415 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11416 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11417 BUILT_IN_LGAMMAL_R): New.
11418 * doc/extend.texi: Document new builtins.
11420 PR middle-end/31796
11421 * builtins.c (do_mpfr_remquo): New.
11422 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11423 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11425 PR middle-end/30251
11426 * builtins.c (fold_builtin_1): Handle y0, y1.
11427 (fold_builtin_2): Handle yn.
11429 PR middle-end/30251
11430 * builtins.c (do_mpfr_bessel_n): New.
11431 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11432 (fold_builtin_2): Handle BUILT_IN_JN.
11434 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11437 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11438 TYPE_PRECISION (intmax_type_node).
11440 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11443 * reload.c (subst_reloads): Remove checking.
11445 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11447 PR rtl-optimization/31691
11448 * combine.c (simplify_set): Build a new src pattern instead of
11449 substituting its operands in the COMPARE case.
11451 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11453 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11454 (execute_vrp): Preserve loops through jump threading.
11455 * tree-ssa-threadupdate.c (thread_single_edge,
11456 dbds_continue_enumeration_p, determine_bb_domination_status,
11457 thread_through_loop_header): New functions.
11458 (create_edge_and_update_destination_phis,
11459 create_edge_and_update_destination_phis): Set loops for the new blocks.
11460 (prune_undesirable_thread_requests): Removed.
11461 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11463 (thread_block): Do not call prune_undesirable_thread_requests.
11465 (mark_threaded_blocks): Select edges to thread here.
11466 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11467 Thread edges through loop headers independently.
11468 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11469 * tree-pass.h (TODO_mark_first_instance): New.
11470 (first_pass_instance): Declare.
11471 * cfghooks.c (duplicate_block): Put the block to the original loop
11472 if copy is not specified.
11473 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11474 jump threading. Pass may_peel_loop_headers to
11475 thread_through_all_blocks according to first_pass_instance.
11476 * cfgloop.h (create_preheader): Declare.
11477 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11478 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11479 * passes.c (first_pass_instance): New variable.
11480 (next_pass_1): Set TODO_mark_first_instance.
11481 (execute_todo): Set first_pass_instance.
11483 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11485 PR tree-optimization/24659
11486 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11487 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11488 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11489 OTI_vec_pack_ufix_trunc.
11490 (vec_unpacks_float_hi_optab): Define new macro.
11491 (vec_unpacks_float_lo_optab): Ditto.
11492 (vec_unpacku_float_hi_optab): Ditto.
11493 (vec_unpacku_float_lo_optab): Ditto.
11494 (vec_pack_sfix_trunc_optab): Ditto.
11495 (vec_pack_ufix_trunc_optab): Ditto.
11496 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11497 and vec_pack_[s|u]fix_trunc_optab using
11498 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11499 * tree-vectorizer.c (supportable_widening_operation): Handle
11500 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11501 (supportable_narrowing_operation): New function.
11502 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11503 * tree-vect-transform.c (vectorizable_conversion): Handle
11504 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11505 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11506 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11507 to check for target support.
11508 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11509 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11510 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11511 for VEC_PACK_FIX_TRUNC_EXPR.
11512 (expand_binop): Special case mode of the result for
11513 vec_pack_[u|s]fix_trunc_optab.
11514 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11515 vec_pack_[u|s]fix_trunc_optab.
11517 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11518 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11519 * tree-pretty-print.c (dump_generic_node): Handle
11520 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11521 VEC_PACK_FIX_TRUNC_EXPR.
11523 * expr.c (expand_expr_real_1): Ditto.
11524 * tree-inline.c (estimate_num_insns_1): Ditto.
11525 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11527 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11528 (vec_unpacks_float_lo_v8hi): Ditto.
11529 (vec_unpacku_float_hi_v8hi): Ditto.
11530 (vec_unpacku_float_lo_v8hi): Ditto.
11531 (vec_unpacks_float_hi_v4si): Ditto.
11532 (vec_unpacks_float_lo_v4si): Ditto.
11533 (vec_pack_sfix_trunc_v2df): Ditto.
11535 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11537 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11538 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11539 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11540 [vec_pack_ufix_trunc]: Ditto.
11541 [vec_unpacks_float_hi]: Ditto.
11542 [vec_unpacks_float_lo]: Ditto.
11543 [vec_unpacku_float_hi]: Ditto.
11544 [vec_unpacku_float_lo]: Ditto.
11546 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11548 * soft-fp/README: Update for new files.
11549 * soft-fp/floattisf.c: New file.
11550 * soft-fp/floattidf.c: New file.
11551 * soft-fp/floattitf.c: New file.
11552 * soft-fp/floatuntisf.c: New file.
11553 * soft-fp/floatuntidf.c: New file.
11554 * soft-fp/floatuntitf.c: New file.
11555 * soft-fp/fixsfti.c: New file.
11556 * soft-fp/fixdfti.c: New file.
11557 * soft-fp/fixtfti.c: New file.
11558 * soft-fp/fixunssfti.c: New file.
11559 * soft-fp/fixunsdfti.c: New file.
11560 * soft-fp/fixunstfti.c: New file.
11561 * soft-fp/extendxftf.c: New file.
11562 * soft-fp/trunctfxf.c: New file.
11564 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11565 (__trunctfxf2): Ditto.
11567 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11568 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11569 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11570 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11571 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11572 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11574 * config/i386/t-fprules-softfp64: New file.
11575 * config/i386/sfp-machine.h: New file.
11576 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11577 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11578 and soft-fp/t-softfp to tmake_file.
11579 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11580 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11582 * config/i386/t-linux64 (softfp_wrap_start): New.
11583 (softfp_wrap_end): New.
11584 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11585 supported for TARGET_64BIT.
11587 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11589 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11590 c_common_unsigned_type behavior.
11592 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11594 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11597 2007-05-16 Eric Christopher <echristo@apple.com>
11599 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11600 saving after stack push. Set sp_offset whenever we push.
11601 (rs6000_emit_epilogue): Move altivec register restore before
11604 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11606 * configure.ac: Allow sysroots to be relocated under $prefix as
11607 well as $exec_prefix.
11608 * configure: Regenerate.
11610 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11614 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11616 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11617 (gcc_tooldir): Likewise.
11618 * configure: Regenerate.
11619 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11620 old configure.ac gcc_tooldir setting.
11621 (prefix_to_exec_prefix): New variable.
11622 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11623 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11625 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11627 * c-typeck.c (build_binary_op): Return early for error.
11629 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11631 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11632 struct nb_iter_bound.
11633 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11634 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11635 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11636 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11637 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11638 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11639 (del_scev_info): Use ggc_free.
11640 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11641 * loop-init.c: Include ggc.h.
11642 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11643 (loop_optimizer_finalize): Use ggc_free.
11644 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11645 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11646 pass_iv_optimize): Add TODO_ggc_collect.
11647 * function.h (struct function): Remove skip marker from
11649 * cfgloop.c: Include ggc.h.
11650 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11652 (establish_preds): Vector superloops is gc allocated.
11653 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11655 (flow_loops_find): Vector larray is gc allocated.
11656 (loop_exit_free): Use ggc_free.
11657 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11658 that head of exits list is now not a part of struct loop.
11659 (record_loop_exits): Allocate exits table in gc memory.
11660 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11661 that head of exits list is now not a part of struct loop.
11662 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11663 struct loop_exit): Add GTY marker.
11664 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11665 Add skip marker to aux field. Make head of exits list a separate
11667 (struct loops): Add GTY marker. Make larray vector gc allocated.
11668 Add param marker to exits table.
11669 (get_loops): Type changed.
11670 * Makefile.in (tree-scalar-evolution.o): Add
11671 gt-tree-scalar-evolution.h dependency.
11672 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11673 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11674 * basic-block.h (struct basic_block_def): Remove skip marker from
11677 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11679 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11680 of 0 in the call to expand_expr().
11681 (expand_builtin_mathfn_3): Ditto.
11682 (expand_builtin_interclass_mathfn): Ditto.
11683 (expand_builtin_cexpi): Ditto.
11684 (expand_builtin_int_roundingfn): Ditto.
11685 (expand_builtin_int_roundingfn_2): Ditto.
11686 (expand_builtin_pow): Ditto.
11687 (expand_builtin_powi): Ditto.
11688 (expand_builtin_bswap): Ditto.
11689 (expand_builtin_unop): Ditto.
11690 (expand_builtin_fabs): Ditto.
11691 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11692 the call to expand_expr().
11693 (expand_builtin_sync_operation): Ditto.
11694 (expand_builtin_compare_and_swap): Ditto.
11695 (expand_builtin_lock_test_and_set): Ditto.
11696 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11697 instead of 0 in the call to expand_expr().
11698 (expand_builtin_extract_return_addr): Ditto.
11699 (expand_builtin_eh_return): Ditto.
11700 (expand_eh_return): Ditto.
11701 * explow.c (expr_size): Ditto.
11702 * expr.c (optimize_bitfield_assignment_op): Ditto.
11703 (expand_assignement): Ditto.
11704 (store_expr): Ditto.
11705 (store_field): Ditto.
11706 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11707 the call to expand_expr().
11708 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11709 in the call to expand_expr().
11710 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11711 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11712 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11714 * optabs.c (expand_vec_shift_expr): Ditto.
11715 (expand_vec_cond_expr): Ditto.
11716 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11717 call to expand_expr().
11718 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11719 in the call to expand_expr().
11721 2007-05-14 Dave Korn <dave.korn@artimi.com>
11723 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11725 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11727 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11728 instead of c_common_unsigned_type.
11729 (c_common_unsigned_type): Remove.
11730 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11731 c_common_unsigned_type.
11732 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11733 c_common_unsigned_type.
11734 * c-common.h (c_common_unsigned_type): Remove.
11735 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11736 c_common_unsigned_type.
11737 * c-format.c (check_format_types): Use unsigned_type_for instead of
11738 c_common_unsigned_type.
11739 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11740 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11741 of c_common_unsigned_type.
11742 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11743 lang_hooks.types.unsigned_type.
11744 * expmed.c (make_tree): Use unsigned_type_for instead of
11745 lang_hooks.types.unsigned_type.
11746 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11747 lang_hooks.types.unsigned_type.
11748 (build_range_check): Likewise.
11749 (fold_unary): Likewise.
11750 (fold_binary): Likewise.
11751 (fold_ternary): Likewise.
11752 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11753 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11754 * tree.c (get_unsigned_type): New.
11755 (unsigned_type_for): Use get_unsigned_type instead of
11756 lang_hooks.types.unsigned_type.
11758 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11760 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11761 to m68k_get_function_kind. Update its prototype.
11762 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11764 (m68k_interrupt_function_p): Return enum m68k_function_type
11765 instead of bool. Rename to m68k_get_function_kind.
11766 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11767 target is not fido.
11768 (m68k_compute_frame_layout): Don't mark any register for save
11769 if an interrupt_thread attribute is specified.
11770 (m68k_hard_regno_rename_ok): Update a use of
11771 m68k_interrupt_function_p.
11772 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11773 m68k_interrupt_function_p.
11774 (m68k_function_type): New.
11775 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11776 for a function with an interrupt_thread attribute.
11777 * doc/extend.texi: Document the interrupt_thread attribute.
11779 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11781 Fix PR tree-optimization/31911
11782 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11783 if they didn't change the expression.
11785 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11787 * tree-scalar-evolution.c (resolve_mixers): Exported.
11788 * tree-scalar-evolution.h (resolve_mixers): Declare.
11789 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11790 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11791 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11792 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11793 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11794 strip_conversion, analyze_offset_expr, address_analysis,
11795 object_analysis, analyze_offset): Removed.
11796 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11797 split_constant_offset, canonicalize_base_object_address,
11798 object_address_invariant_in_loop_p, disjoint_objects_p,
11799 dr_may_alias_p, dr_address_invariant_p): New functions.
11800 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11801 and dr_analyze_alias.
11802 (initialize_data_dependence_relation): Use dr_may_alias_p
11803 and object_address_invariant_in_loop_p.
11804 (compute_self_dependence): Handle the case when
11805 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11806 (find_data_references_in_stmt): Restrict the analysis of data
11807 references to the given loop nest.
11808 (find_data_references_in_loop): Made static. Pass loop nest to
11809 find_data_references_in_stmt.
11810 (compute_data_dependences_for_loop): Use DR_VOPS.
11811 (free_data_ref): Free DR_VOPS.
11812 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11813 (struct innermost_loop_behavior): ... new.
11814 (struct base_object_info): Replaced by ...
11815 (struct indices): ... new.
11816 (struct dr_alias): New.
11817 (enum data_ref_type): Removed.
11818 (struct data_reference): Consist of struct innermost_loop_behavior,
11819 struct indices and struct dr_alias.
11820 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11821 (DR_MEMTAG): Renamed to ...
11822 (DR_SYMBOL_TAG): ... this.
11823 (find_data_references_in_loop): Declaration removed.
11824 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11825 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11826 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11827 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11829 2007-05-13 Revital Eres <eres@il.ibm.com>
11831 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11832 which walks virtual def-use chains to find redundant stores.
11833 (dse_optimize_stmt): Call it.
11835 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11837 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11838 * passes.c (init_optimization_passes): Move pass_jump_bypass
11841 * basic-block.h (bb_has_eh_pred): Fix style issue.
11843 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11845 PR rtl-optimization/31848
11846 * loop-invariant.c (move_invariant_reg): If we move an insn
11847 with a REG_EQUAL note, and that insn is not always executed,
11848 remove the REG_EQUAL note.
11850 2007-05-12 Richard Guenther <rguenther@suse.de>
11852 PR tree-optimization/31797
11853 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11854 propagate into a stmt that has volatile ops.
11856 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11858 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11859 (gcc_tooldir): Likewise.
11860 * configure: Regenerate.
11861 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11862 old configure.ac gcc_tooldir setting.
11863 (prefix_to_exec_prefix): New variable.
11864 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11865 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11867 2007-05-11 Silvius Rus <rus@google.com>
11869 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11870 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11871 * c-common.h (strict_aliasing_warning): Change return type.
11872 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11873 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11874 (build_c_cast): Condition call to strict_aliasing_warning.
11875 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11876 * flags.h (set_Wstrict_aliasing): Declare.
11877 * opts.c (set_Wstrict_alising): Define, add call to.
11878 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11879 * tree-ssa-alias-warnings.c: New file.
11880 * tree-ssa-alias.c (compute_may_aliases): Add call to
11881 strict_aliasing_warning_backend.
11883 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11885 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11886 Use loop_depth and loop_outer accessor functions.
11887 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11888 determine_invariantness_stmt, move_computations_stmt): Ditto.
11889 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11890 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11891 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11892 * tree-scalar-evolution.c (interpret_loop_phi,
11893 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11894 instantiate_parameters_1, scev_const_prop): Ditto.
11895 * cfghooks.c (make_forwarder_block): Ditto.
11896 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11897 * modulo-sched.c (loop_canon_p): Ditto.
11898 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11899 slpeel_can_duplicate_loop_p): Ditto.
11900 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11901 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11902 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11903 cancel_loop, verify_loop_structure): Ditto.
11904 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11905 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11906 superloops vector instead of "pred" array.
11907 (establish_preds): Take father loop as an argument. Initialize the
11909 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11910 Do not initialize loop->outer.
11911 (flow_loop_tree_node_remove): Truncate the superloops vector.
11912 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11913 "pred" merged to "superloops" vector.
11914 (loop_depth, loop_outer): New.
11915 (fel_init): Use loop_outer.
11917 2007-05-11 Jan Hubicka <jh@suse.cz>
11919 * cgraphunit.c: Include gt-cgraphunit.h
11920 (static_ctors, static_dtors): New static vars.
11921 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11922 based on implementation in c-common.c
11923 (cgraph_finalize_function): Call record_cdtor_fn.
11924 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11925 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11926 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11927 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11928 build_cdtor, c_build_cdtor_fns): Remove.
11929 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11930 c_build_cdtor_fns): Remove prototype.
11932 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11935 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11936 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11937 * builtins.c (fold_builtin_memchr): New.
11938 (expand_builtin_memchr): Call the latter.
11939 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11940 * doc/extend.texi ([Other built-in functions provided by GCC]):
11943 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11945 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11946 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11947 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11948 PFPO_OP1_TYPE_SHIFT): Constants added.
11949 (DFP_ALL): Mode macro defined.
11950 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11951 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11952 Insn definitions added.
11953 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11954 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11957 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11959 PR tree-optimization/31885
11960 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11961 NULL_TREE to be undetermined.
11962 (automatically_generated_chrec_p): Return false for NULL.
11964 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11966 * config/bfin/bfin.h (MOVE_RATIO): Define.
11968 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11970 * config.gcc (sparc-wrs-vxworks): New target.
11971 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11972 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11973 * config/sparc/sparc.h: Include vxworks-dummy.h.
11974 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11975 include LABEL_REFs too.
11976 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11977 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11979 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11981 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11982 (sparc_emit_call_insn): New function.
11983 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11984 functions when generating VxWorks PIC.
11985 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11986 (call, call_value): Use sparc_emit_call_insn instead of
11989 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11991 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11993 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11995 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11996 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11997 split_double instead of operand_subword.
11999 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12001 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
12002 * config/bfin/bfin.c (bfin_local_alignment): New function.
12003 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
12005 2007-05-08 Chao-ying Fu <fu@mips.com>
12007 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
12008 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
12009 (smsub_widen_optab, umsub_widen_optab): Define.
12010 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12012 * genopinit.c (optabs): Fill in smsub_widen_optab and
12014 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12015 and umsub_widen_optab to implement multiply-subtract sequences.
12016 * config/mips/mips.md (*msac<u>_di): Rename to...
12017 (<u>msubsidi4): ...this. Extend condition to include
12018 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12019 of operand 0 to "ka" and use the three-operand form of msub<u>
12021 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12024 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12026 PR rtl-optimization/28011
12027 * reload.c (push_reload): Set dont_share if IN appears in OUT
12028 also when IN is a PLUS rtx.
12029 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12032 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12034 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12035 call unshare_all_decls.
12036 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12037 (unshare_all_decls): Remove.
12039 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12042 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12045 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12046 Nigel Stephens <nigel@mips.com>
12048 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12049 Update comments and all uses.
12050 (MIN_FPRS_PER_FMT): Define.
12051 * config/mips/mips.c (function_arg): Fix to correctly handle
12052 the -mips32r2 -mfp64 -mabi=32 case.
12053 (override_options): Enable use of odd-numbered registers for
12054 SFmode values on MIPS32.
12055 (mips_save_reg_p): Save whole floating-point register pair if
12056 either half is used.
12057 (compute_frame_size): Fix comment.
12059 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12061 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12062 argument of type bool.
12063 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12064 argument. Safely select temporary P register according to it.
12065 (do_link): Change call site of add_to_reg accordingly.
12066 (do_unlink): Add epilogue_p as a fourth argument and pass it
12068 (expand_interrupt_handler_epilogue): Change call of do_unlink
12070 (bfin_expand_prologue): Add a third argument sibcall_p.
12071 * config/bfin/bfin.md (epilogue): Change call of
12072 bfin_expand_epilogue accordingly.
12073 (sibcall_epilogue): Likewise.
12074 (eh_return_internal): Likewise.
12076 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12077 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12078 * config/bfin/bfin.c (bfin_handle_option): Handle
12079 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12080 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12081 Support bf534, bf536 and bf561.
12082 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12084 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12087 * config/i386/i386.c (ix86_function_regparm): Process local
12088 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12090 2007-05-07 Mike Stump <mrs@apple.com>
12092 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12093 also checks for and while statements in C++.
12095 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12097 * gcc.c (at_file_supplied): New variable.
12098 (main): Set it if we expanded argv.
12099 (do_spec_1): Pass an @-file to the linker if we were called with
12100 an @-file argument and HAVE_GNU_LD.
12101 * collect2.c (at_file_supplied): New variable.
12102 (response_file): New variable.
12103 (collect_exit): Unlink response_file if necessary.
12104 (handler): Likewise.
12105 (do_wait): Likewise.
12106 (main): Set at_file_supplied if we expanded argv.
12107 (collect_execute): Pass an @-file to subprocesses if we were called
12108 with an @-file argument.
12109 * configure.ac: Add define for HAVE_GNU_LD.
12110 * configure: Regenerate.
12111 * config.in: Regenerate.
12113 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12115 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12116 operand to HI mode.
12121 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12123 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12124 (TARGET_ENCODE_SECTION_INFO): Re-define.
12125 (m32c_encode_section_info): New
12126 (function_vector_handler): New
12127 (current_function_special_page_vector): New
12128 (m32c_special_page_vector_p): New.
12129 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12131 * config/m32c/jump.md: Added instruction JSRS for functions
12132 with attribute "function_vector".
12133 * doc/extend.texi (function_vector): Added description
12134 for M16C, M32C targets.
12136 2007-05-07 DJ Delorie <dj@redhat.com>
12139 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12140 ashrpsi3, lshrpsi3): Update shift count constraint.
12142 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12143 Nathan Froyd <froydnj@codesourcery.com>
12146 * c-incpath.c (add_path): Strip trailing path separators.
12148 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12150 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12151 Free dominance info before purging EH edges.
12152 (eliminate_degenerate_phis): Likewise.
12153 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12155 2007-05-07 Jan Hubicka <jh@suse.cz>
12157 * gimplify.c (gimplify_expr): Do not crash when folding
12158 (void *)(int)&a + 4.
12160 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12163 * c-opts.c (lang_fortran): Make it non static.
12164 * c-common.h (lang_fortran): New prototype.
12165 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12166 -lang-fortran option was passed by the driver.
12168 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12170 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12171 of ASSERT_CHECKING. Tweak message.
12173 2007-05-06 Revital Eres <eres@il.ibm.com>
12176 * loop-unroll.c (insert_var_expansion_initialization):
12177 Initialize the expansions with -zero instead of +zero.
12179 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12181 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12182 into pic and non-pic versions. Mark r19 as used for
12183 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12184 for tgd_load, tld_load and tie_load .
12185 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12186 version of tgd_load, tld_load and tie_load depending on the
12189 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12190 Jakub Jelinek <jakub@redhat.com>
12192 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12193 (__do_global_dtors_aux): Use more paranoid loop to run
12194 destructors if HIDDEN_DTOR_LIST_END.
12195 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12197 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12199 * varasm.c (align_variable): Don't increase alignment for
12200 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12201 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12203 2007-05-04 Josh Conner <jconner@apple.com>
12205 * basic-block.h (cdi_direction): Assign values to all enumeration
12207 (dom_computed): Remove.
12208 (dom_info_state): New.
12209 (set_dom_info_availability): New.
12210 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12211 walk_data.dom_direction.
12212 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12213 instead of dom_computed[].
12214 (split_edge): Likewise.
12215 (create_basic_block): Likewise.
12216 (merge_blocks): Likewise.
12217 * ifcvt.c (find_if_header): Likewise.
12218 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12219 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12220 * tree-ssa.c (verify_ssa): Likewise.
12221 * tree-cfg.c (tree_verify_flow_info): Likewise.
12222 (remove_edge_and_dominated_blocks): Likewise.
12223 * dominance.c (dom_computed): Make static.
12224 (calc_dfs_tree_nonrec): Change third param to a bool.
12225 (calc_dfs_tree): Change second param to a bool.
12226 (calc_idioms): Change second param to a bool. Use
12227 dom_convert_dir_to_idx.
12228 (init_dom_info): Validate dir before using.
12229 (dom_convert_dir_to_idx): New.
12230 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12231 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12232 (free_dominance_info): Use dom_convert_dir_to_idx.
12233 (get_immediate_dominator): Likewise.
12234 (set_immediate_dominator): Likewise.
12235 (get_dominated_by): Likewise.
12236 (redirect_immediate_dominators): Likewise.
12237 (nearest_common_denominator): Likewise.
12238 (dominated_by_p): Likewise.
12239 (bb_dom_dfs_in): Likewise.
12240 (bb_dom_dfs_out): Likewise.
12241 (recount_dominator): Likewise.
12242 (iterate_fix_dominators): Likewise.
12243 (add_to_dominance_info): Likewise.
12244 (delete_from_dominance_info): Likewise.
12245 (first_dom_son): Likewise.
12246 (next_dom_son): Likewise.
12247 (dom_info_available_p): Likewise.
12248 (dom_info_state): New.
12249 (set_dom_info_availability): New.
12251 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12253 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12255 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12257 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12259 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12260 (subdi3, subdi_carry): Delete.
12262 2007-05-04 Jan Hubicka <jh@suse.cz>
12263 Richard Guenther <rguenther@suse.de>
12265 * opts.c (decode_options): Do not fiddle with inlining
12266 parameters in case of optimizing for size.
12267 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12268 for size do nothing.
12269 (cgraph_decide_inlining_of_small_function): When optimizing for
12270 size never inline functions increasing caller size.
12271 (cgraph_early_inlining): Inline for size when optimizing for size.
12273 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12275 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12276 logical operations piecewise.
12277 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12278 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12279 subdi_sesidi_di): Delete.
12280 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12281 the generated sequence. Allow three-reg add in constraints. Rewrite
12282 the rtl expression for carry to avoid zero_extend of a constant.
12283 (sub_with_carry): New pattern.
12284 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12285 different sequence not involving jumps.
12286 (notbi): Now a named pattern.
12288 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12290 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12291 Add the note about a significant loss of accuracy of some
12292 mathematical routines when these options are used.
12294 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12296 * haifa-sched.c (rtx_vec_t): New typedef.
12297 (contributes_to_priority_p): Extract piece of priority () into new
12299 (priority): Use the function. Add assertion.
12300 (rank_for_schedule, set_priorities): Add assertion to check that
12301 insn's priority is initialized.
12302 (clear_priorities, calc_priorities): Change signature. Make it update
12303 all relevant insns. Update all callers ('add_to_speculative_block ()'
12304 and 'create_block_check_twin ()').
12305 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12306 Add new field 'priority_status'.
12307 (INSN_PRIORITY_STATUS): New macro.
12308 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12310 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12312 * sched-ebb.c (debug_ebb_dependencies): New static function.
12313 (init_ready_list): Use it.
12315 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12316 with changed signature and 'debug_rgn_dependencies ()'.
12317 (debug_rgn_dependencies): New static function.
12318 (init_ready_list): Use it.
12320 * sched-int.h (debug_dependencies): Declare.
12322 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12324 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12326 2007-05-04 Dirk Mueller <dmueller@suse.de>
12328 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12330 2007-05-03 Jan Hubicka <jh@suse.cz>
12332 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12333 ((T1)X op (T1)Y), for pointer type in more cases than before.
12335 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12337 * tree-object-size.c (plus_expr_object_size): When operand size is
12338 unknown, return unknown.
12340 2007-05-03 Dirk Mueller <dmueller@suse.de>
12342 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12344 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12347 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12349 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12351 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12353 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12355 * config/soft-fp/double.h, config/soft-fp/extended.h,
12356 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12357 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12358 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12359 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12362 2007-05-03 Ian Lance Taylor <iant@google.com>
12364 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12365 MASK_PPC_GFXOPT for 8540 or 8548.
12367 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12369 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12370 vect_print_dump_info() to output debug information.
12372 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12375 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12376 operands of size 2 when operand is not MEM_P.
12378 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12380 PR tree-optimization/30565
12381 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12383 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12385 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12386 (umulsi3_highpart): Use them.
12387 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12388 for final accumulator to D regisster tranfser.
12390 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12392 PR tree-optimization/31699
12393 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12395 (vect_enhance_data_refs_alignment): Compute peel amount using
12396 TYPE_VECTOR_SUBPARTS instead of vf.
12397 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12399 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12402 * system.h: Remove inclusion of double-int.h
12403 * tree.h: Include double-int.h
12404 * gengtype.c: Likewise
12405 * cfgloop.h: Likewise
12406 * Makefile.in: Adjust dependencies on double-int.h
12408 2007-05-02 Eric Christopher <echristo@apple.com>
12410 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12411 -shared to -Zdynamiclib.
12413 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12416 * c-common.c (strip_pointer_or_array_types): New function.
12417 * c-common.h (strip_pointer_or_array_types): New function declaration.
12419 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12421 PR tree-optimization/31771
12422 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12424 2007-05-02 Paul Brook <paul@codesourcery.com>
12426 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12428 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12430 PR middle-end/29715
12431 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12434 2007-05-02 Nick Clifton <nickc@redhat.com>
12436 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12438 2007-05-02 Richard Guenther <rguenther@suse.de>
12440 PR tree-optimization/31146
12441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12442 argument, single_use_p. If we have a single use that is
12443 a conversion to the definition rhs type, propagate that rhs.
12444 (forward_propagate_addr_expr): Pass single_use_p argument
12445 to forward_propagate_addr_expr_1.
12447 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12449 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12452 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12454 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12455 'AMD Family 10 core'.
12457 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12459 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12460 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12461 with SSE3 instruction set support.
12462 * doc/invoke.texi: Likewise.
12464 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12466 * config/i386/i386.c (override_options): Tuning 32-byte loop
12467 alignment for amdfam10 architecture. Increasing the max loop
12468 alignment to 24 bytes.
12470 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12472 * config/m68k/constraints.md: New.
12473 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12474 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12475 EXTRA_CONSTRAINT): Remove.
12476 * config/m68k/m68k.md: Include constraints.md.
12477 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12479 2007-05-01 Ian Lance Taylor <iant@google.com>
12481 PR tree-optimization/31739
12482 * tree-vrp.c (vrp_val_is_max): New static function.
12483 (vrp_val_is_min): New static function.
12484 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12486 (set_value_range): Use vrp_val_is_{max,min}.
12487 (extract_range_from_assert): Likewise.
12488 (extract_range_from_binary_expr): Likewise.
12489 (extract_range_from_unary_expr): Likewise.
12490 (dump_value_range, vrp_meet): Likewise.
12491 (vrp_visit_phi_node): Likewise.
12492 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12494 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12496 * config/i386/gmon-sol2.c (size_t): New type.
12497 (intptr_t): Likewise.
12498 (s_textsize): Declare as size_t.
12500 (monstartup): Use size_t for sizes.
12501 (_mcount): Save and restore registers.
12502 (internal_mcount): Pass 0 as the first argument to monstartup
12504 (moncontrol): Convert pointer to appropriately sized integer
12505 before passing to profil.
12507 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12509 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12510 __NO_FPRS__, not just if _SOFT_DOUBLE.
12511 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12512 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12513 also for E500 double.
12514 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12515 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12518 2007-05-01 Richard Guenther <rguenther@suse.de>
12520 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12523 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12525 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12527 2007-05-01 Jan Hubicka <jh@suse.cz>
12529 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12532 2007-05-01 Jan Hubicka <jh@suse.cz>
12534 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12535 (maybe_fold_offset_to_reference): Declare.
12536 * fold-const.c (fold_unary): Do not fold
12537 (type *)&A into &A->field_of_type_and_offset_0
12538 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12539 size is unknown, give up.
12540 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12542 (maybe_fold_offset_to_reference): New.
12543 (maybe_fold_stmt_indirect): Use it.
12544 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12545 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12547 (gimplify_expr): Likewise for plus_expr.
12549 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12551 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12552 bsi_after_labels. Always insert statements before bsi.
12553 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12554 * predict.c (apply_return_prediction): Check for empty blocks.
12555 * cfgexpand.c (lab_rtx_for_bb): New variable.
12556 (label_rtx_for_bb): Do not create new tree labels.
12557 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12558 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12559 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12561 (label_for_bb): Add field used.
12562 (update_eh_label, main_block_label): Mark the label used.
12563 (cleanup_dead_labels): Remove unused labels.
12565 2007-05-01 Richard Guenther <rguenther@suse.de>
12567 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12568 if it is not about to be set.
12569 (get_value_range): Do not pre-allocate equiv bitmap.
12570 (update_value_range): No need to clear equiv field.
12571 (add_equivalence): Change prototype to get bitmap pointer.
12572 Allocate bitmap here if it is not already.
12573 (extract_range_from_assert): Do not allocate bitmap here.
12574 Update callers to add_equivalence.
12575 (extract_range_from_ssa_name): Likewise.
12576 (get_vr_for_comparison): New static helper.
12577 (compare_name_with_value): Handle NULL equiv bitmap by
12578 peeling the first iteration of the comparison loop.
12579 Use get_vr_for_comparison.
12580 (compare_names): Handle NULL equiv bitmaps by using fake
12581 ones. Use get_vr_for_comparison.
12583 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12585 * double-int.c (mpz_set_double_int): Moved from
12586 tree-ssa-loop-niter.c.
12587 (mpz_get_double_int): Likewise; also, add option to wrap
12588 out-of-range integers.
12589 * double-int.h: New prototypes for above.
12590 * tree.c (get_static_type_bounds): Moved from
12591 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12592 TYPE_MAX_VALUE if they exist..
12593 * tree.h: New prototype for above.
12594 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12595 get_type_bounds calls.
12596 (mpz_set_double_int): Move to double-int.c.
12597 (get_type_bounds): Move to tree.c, rename to
12598 get_static_type_bounds.
12599 (mpz_to_double_int): Move to double-int.c, rename to
12600 mpz_get_double_int.
12602 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12604 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12605 DIV0 exception can fall through to a normal return.
12607 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12609 PR middle-end/22156
12610 Temporarily revert:
12611 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12612 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12613 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12614 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12615 initialize align to silence bogus warning.
12616 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12617 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12619 (struct sra_walk_fns): Remove use_all parameter from use.
12620 (sra_hash_tree): Handle BIT_FIELD_REFs.
12621 (sra_elt_hash): Don't hash bitfld blocks.
12622 (sra_elt_eq): Skip them in parent compares as well. Handle
12624 (sra_walk_expr): Don't maintain or pass down use_all_p.
12625 (scan_use): Remove use_all parameter.
12626 (scalarize_use): Likewise. Re-expand assignment to
12627 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12628 output, and re-scalarize after output. Don't mark anything
12630 (scalarize_ldst): Adjust.
12631 (scalarize_walk_gimple_modify_statement): Likewise.
12632 (build_element_name_1): Handle BIT_FIELD_REFs.
12633 (instantiate_element): Don't warn for any element whose parent
12634 is used as a whole.
12635 (instantiate_missing_elements_1): Return the sra_elt.
12636 (canon_type_for_field): New.
12637 (try_instantiate_multiple_fields): New.
12638 (instantiate_missing_elemnts): Use them.
12639 (mark_no_warning): Removed.
12640 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12641 (REPLDUP, sra_build_elt_assignment): New.
12642 (generate_copy_inout): Use them.
12643 (generate_element_copy): Likewise. Handle bitfld differences.
12644 (generate_element_zero): Don't recurse for blocks. Use
12645 sra_build_elt_assignment.
12646 (generate_one_element_int): Take elt instead of var. Use
12647 sra_build_elt_assignment.
12648 (generate_element_init_1): Adjust.
12649 (scalarize_use, scalarize_copy): Use REPLDUP.
12650 (scalarize_ldst): Move assert before dereference.
12651 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12653 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12656 * tree.c (reconstruct_complex_type): Reconstruct a reference
12658 Also use the same mode for the pointer as the old pointer type.
12660 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12662 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12665 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12667 PR rtl-optimization/31676
12668 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12669 (df_refs_record): Call it.
12671 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12673 * rtl.def (SS_ABS): New code.
12674 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12675 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12676 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12677 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12678 (bfin_init_builtins): Define them.
12679 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12680 (bfin_expand_builtin): ... and handle the others here.
12681 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12682 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12683 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12684 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12685 operand is only HImode.
12687 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12689 * regclass.c (scan_one_insn): Remove splitting of
12692 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12693 Nigel Stephens <nigel@mips.com>
12695 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12697 2007-04-28 Jan Hubicka <jh@suse.cz>
12699 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12700 insn_locators_alloc instead of insn_locators_initialize;
12701 call reset_block_changes.
12702 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12703 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12704 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12705 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12706 * config/score/score.c (th_output_mi_thunk): Likewise.
12707 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12708 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12709 tolerate uninitialized locator info.
12712 * function.c (init_function_start): Don't init line number info.
12713 (expand_function_end): Update.
12714 (reset_block_changes, record_block_change, finalize_block_changes,
12715 check_block_change, free_block_changes): Kill.
12716 * function.h (reset_block_changes, record_block_change,
12717 finalize_block_changes, check_block_change, free_block_changes):
12719 (struct function): Remove ib_boundaries_block.
12720 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12721 Use curr_insn_locator to initialize locator.
12722 (emit_line_note): Remove.
12723 * cfgexpand.c (expand_gimple_cond_expr): Update.
12724 (construct_exit_block): Likewise.
12725 (tree_expand_cfg): Initialize/finalize locators.
12726 * expr.c (expand_expr_real): Update.
12727 * cfglayout.c (line_locators_locs, line_locators_lines,
12728 file_locators_locs, file_locators_files): Remove.
12729 (set_block_levels): Move to cfgexpand.c.
12730 (insn_locators_initialize): Remove.
12731 (pass_insn_locators_initialize): Remove.
12732 (locations_locators_locs, locations_locators_vals): New static vars.
12733 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12735 (insn_locators_alloc, insn_locators_finalize,
12736 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12738 (locator_location): New.
12739 (locator_line, locator_file): Rewrite.
12740 * rtl.h (emit_line_note): Kill.
12741 (insn_locators_alloc, insn_locators_finalize,
12742 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12744 * tree-inline.c (initialize_cfun): Do not initialize
12745 ib_boundaries_block.
12746 * passes.c (pass_insn_locators_initialize): Remove.
12748 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12750 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12751 info. Update last_basic_block correctly.
12753 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12756 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12757 register itself to hold the offset constant. Tell flow the use
12758 of r4 and r5 when they are used.
12760 2007-04-27 Richard Guenther <rguenther@suse.de>
12762 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12763 if we simplified anything.
12764 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12765 warnings until we did a simplification and the stmt was not
12766 marked as TREE_NO_WARNING.
12768 2007-04-27 Mike Stump <mrs@apple.com>
12770 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12772 2007-04-27 Ian Lance Taylor <iant@google.com>
12774 PR middle-end/31710
12775 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12776 TYPE_MAX_VALUE exist, convert them to the new type.
12778 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12780 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12781 if it claims to be available.
12782 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12783 edge is redirected.
12784 (perform_tree_ssa_dce): Always free postdominators.
12786 2007-04-27 Richard Henderson <rth@redhat.com>
12788 * config/alpha/predicates.md (aligned_memory_operand): Mark
12789 as define_special_predicate.
12790 (unaligned_memory_operand, normal_memory_operand): Likewise.
12791 (reg_or_unaligned_mem_operand): Remove.
12792 (any_memory_operand): Match the documentation and check for
12793 non-renumbered pseudos during reload.
12794 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12795 alpha_secondary_reload_class, update to new interface, make static.
12796 Handle CQImode like HImode. Remove FP subreg check.
12797 (alpha_expand_mov): Use replace_equiv_address.
12798 (alpha_expand_mov_nobwx): Use any_memory_operand.
12799 (TARGET_SECONDARY_RELOAD): New.
12800 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12801 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12802 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12803 * config/alpha/alpha.md: ... here.
12804 (RELOAD12, reloadmode): New.
12806 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12807 Don't handle the aligned case here.
12808 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12809 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12810 reload_inhi_help. Don't expect a scratch register.
12811 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12813 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12815 2007-04-27 Richard Guenther <rguenther@suse.de>
12817 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12819 2007-04-27 Richard Guenther <rguenther@suse.de>
12821 PR tree-optimization/30965
12822 PR tree-optimization/30978
12823 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12824 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12825 (find_equivalent_equality_comparison): Likewise.
12826 (simplify_cond): Likewise.
12827 (get_prop_source_stmt): New helper.
12828 (get_prop_dest_stmt): Likewise.
12829 (can_propagate_from): Likewise.
12830 (remove_prop_source_from_use): Likewise.
12831 (combine_cond_expr_cond): Likewise.
12832 (forward_propagate_comparison): New function.
12833 (forward_propagate_into_cond): Rewrite to use fold for
12835 (tree_ssa_forward_propagate_single_use_vars): Call
12836 forward_propagate_comparison to propagate comparisons.
12838 2007-04-27 Richard Guenther <rguenther@suse.de>
12840 PR tree-optimization/31715
12841 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12842 sure to do computation on the offset in an appropriate
12845 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12847 * reload.h (elimination_target_reg_p): Declare.
12848 * reload.c (find_reloads): Don't apply the reg_rtx move
12849 optimization if the SET_DEST satisfies elimination_target_reg_p.
12850 * reload1.c (elimination_target_reg_p): New function.
12851 (gen_reload): In the move/add2 fallback, make sure that op0
12852 does not overlap the destination register.
12854 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12856 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12857 transform only GIMPLE_MODIFY_STMTs.
12858 * tree-complex.c (expand_complex_operations_1): Ditto.
12859 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12860 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12861 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12863 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12864 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12865 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12866 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12867 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12868 slpeel_add_loop_guard): Ditto.
12869 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12870 * lambda-code.c (perfect_nestify): Ditto.
12871 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12872 before the first statement.
12873 * tree-optimize.c (execute_free_datastructures): Fix comments.
12874 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12875 * tree-flow.h (disband_implicit_edges): Declaration removed.
12876 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12878 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12879 COND_EXPRs without gotos.
12880 (disband_implicit_edges, has_label_p): Removed.
12881 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12882 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12884 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12886 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12887 also for COND_EXPRs.
12888 * cfgexpand.c (label_rtx_for_bb): New function.
12889 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12890 Use label_rtx_for_bb to find the labels.
12891 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12892 last block. Detect fallthru edges.
12894 2007-04-26 Ian Lance Taylor <iant@google.com>
12897 * reload.c (find_reloads_subreg_address): If the address was valid
12898 in the original mode but not in the new mode, reload the whole
12901 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12903 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12904 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12905 (cleanup_control_expr_graph): Do not invalidate dominance info.
12906 Record altered blocks.
12907 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12908 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12909 cleanup_tree_cfg_bb): New functions.
12910 (remove_forwarder_block): Do not maintain the worklist of blocks.
12911 Record altered blocks.
12912 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12913 not over whole cfg.
12914 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12915 delete_unreachable_blocks if dominators are not available.
12916 * tree-inline.c (optimize_inline_calls): Free dominance information
12918 * tree-flow.h (remove_edge_and_dominated_blocks,
12919 cfgcleanup_altered_bbs): Altered.
12920 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12922 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12924 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12925 do not invalidate dominators.
12927 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12929 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12930 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12931 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12932 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12934 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12936 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12938 2007-04-26 Richard Guenther <rguenther@suse.de>
12940 PR tree-optimization/31703
12941 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12942 the right type for the target of the bittest.
12944 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12946 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12947 ix86_sol10_return_in_memory.
12949 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12951 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12954 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12957 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12959 PR tree-optimization/30558
12960 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12961 clear this_state.prev_try.
12963 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12964 Mark Mitchell <mark@codesourcery.com>
12966 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12967 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12968 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12970 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12973 * doc/invoke.texi (%:print-asm-header): Document.
12974 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12976 (static_spec_functions): Add print-asm-header.
12977 (main): Print a banner before the --target-help linker options.
12978 (print_asm_header_spec_function): New function.
12980 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12983 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12984 (movsf_ie): Likewise.
12986 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12988 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12990 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12992 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12993 exception for divide-by-zero.
12994 (__umodsi3, __modsi3): Likewise.
12996 2007-04-25 Dirk Mueller <dmueller@suse.de>
12998 * c-typeck.c (build_compound_expr): Annotate warning()
12999 call with OPT_Wunused_value.
13000 * tree-ssa.c (warn_uninit): Annotate warning with
13002 * c-common.c (handle_sentinel_attribute): Annotate warning
13003 call with OPT_Wattributes.
13005 2007-04-25 Thiemo Seufer <ths@mips.com>
13007 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
13008 (mips16): Fix typo.
13009 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13010 on to the assembler. Improve handling of -mno-mips16. Add handling
13011 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13012 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13013 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13014 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13016 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13019 * config/i386/winnt.c (i386_pe_file_end): Strip only
13020 USER_LABEL_PREFIX when writing export name.
13022 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13024 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13025 sh/elf.h, vx-common.h and vxworks.h.
13026 * config/sh/sh.h: Include config/vxworks-dummy.h.
13027 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13028 (OVERRIDE_OPTIONS): Use it.
13029 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13030 (vxworks_picreg): New pattern.
13031 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13032 VXWORKS_OS_CPP_BUILTINS.
13033 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13034 to their VXWORKS_* equivalents.
13035 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13036 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13037 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13038 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13039 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13040 -mrtp/-fPIC multilibs.
13041 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13042 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13043 (MULTILIB_OSDIRNAMES): Delete.
13045 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13048 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13050 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13052 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13053 rounding mode to be specified by the caller.
13054 (real_to_mpfr) Likewise.
13055 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13056 include new arguments.
13057 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13059 2007-04-24 Ian Lance Taylor <iant@google.com>
13061 PR tree-optimization/31605
13062 * tree-vrp.c (set_value_range): Check that min and max are not
13063 both overflow infinities.
13064 (set_value_range_to_value): New static function.
13065 (extract_range_from_binary_expr): Call set_value_range_to_value.
13066 (extract_range_from_cond_expr): Likewise.
13067 (extract_range_from_expr): Likewise.
13068 (extract_range_from_unary_expr): Likewise. Don't create a range
13069 which overflows on both sides.
13070 (vrp_meet): Check for a useless range.
13071 (vrp_visit_phi_node): If we see a constant which looks like an
13072 overflow infinity, turn off the TREE_OVERFLOW flag.
13074 2007-04-24 Ian Lance Taylor <iant@google.com>
13076 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13078 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13080 PR diagnostic/25923
13081 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13082 diagnostic message is being built.
13083 * tree-pretty-print.c (dump_generic_node): Only write the
13084 formatted text into BUFFER's stream if we are not building a
13085 diagnostic message.
13086 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13088 * Makefile.in (toplev.o): Depend on tree-pass.h.
13090 2007-04-24 Ian Lance Taylor <iant@google.com>
13092 PR tree-optimization/31602
13093 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13094 conditionals in the copied loop header.
13095 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13096 warnings if TREE_NO_WARNING is set.
13097 * doc/invoke.texi (Warning Options): Clarify that
13098 -Wstrict-overflow does not warn about loops.
13100 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13102 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13103 expand on the comment about _Decimal128 arguments and check the
13104 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13105 that _Decimal128 argument uses even/odd register pair.
13106 (function_arg): Ditto.
13108 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13110 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13111 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13113 2007-04-24 Richard Guenther <rguenther@suse.de>
13114 Olga Golovanevsky <olga@il.ibm.com>
13116 * fold-const.c (multiple_of_p): Check for bottom
13119 2007-04-24 Richard Henderson <rth@redhat.com>
13121 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13122 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13123 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13124 looking for non-zero bits shifted out. Avoid a recursive call
13125 when constructing the scalar.
13126 (__floatundisf): Likewise.
13128 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13130 * dwarf2out.c (field_byte_offset): Move the existing logic
13131 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13132 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13134 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13137 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13138 length argument of 0 for memset.
13139 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13140 unsigned shift instead of the signed variant.
13142 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13144 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13145 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13146 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13147 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13148 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13149 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13150 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13151 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13152 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13153 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13154 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13155 "mul<mode>3", "div<mode>3"): Insn definitions added.
13156 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13157 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13158 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13159 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13160 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13161 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13162 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13163 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13164 TARGET_FLOAT_FORMAT): Macro definitions removed.
13165 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13166 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13167 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13168 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13169 (s390_gen_rtx_const_DI): Function removed.
13170 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13172 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13174 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13175 over an external ffs function.
13177 2007-04-24 Chao-ying Fu <fu@mips.com>
13178 Richard Sandiford <richard@nildram.co.uk>
13180 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13181 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13182 (smadd_widen_optab, umadd_widen_optab): Define.
13183 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13185 * genopinit.c (optabs): Fill in smadd_widen_optab and
13187 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13188 and umadd_widen_optab to implement multiply-add sequences.
13189 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13190 (<u>maddsidi4): ...this. Extend condition to include
13191 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13192 of operand 0 to "ka" and use the three-operand form of madd<u>
13194 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13196 * config/mips/constraints.md (ka): New register constraint.
13198 2007-04-24 Jan Hubicka <j@suse.cz>
13202 2007-04-23 Jan Hubicka <jh@suse.cz>
13203 * function.c (init_function_start): Don't init line number info.
13204 (expand_function_end): Update.
13205 (reset_block_changes, record_block_change, finalize_block_changes,
13206 check_block_change, free_block_changes): Kill.
13207 * function.h (reset_block_changes, record_block_change,
13208 finalize_block_changes, check_block_change, free_block_changes):
13210 (struct function): Remove ib_boundaries_block.
13211 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13212 Use curr_insn_locator to initialize locator.
13213 (emit_line_note): Remove.
13214 * cfgexpand.c (expand_gimple_cond_expr): Update.
13215 (construct_exit_block): Likewise.
13216 (tree_expand_cfg): Initialize/finalize locators.
13217 * expr.c (expand_expr_real): Update.
13218 * cfglayout.c (line_locators_locs, line_locators_lines,
13219 file_locators_locs, file_locators_files): Remove.
13220 (set_block_levels): Move to cfgexpand.c.
13221 (insn_locators_initialize): Remove.
13222 (pass_insn_locators_initialize): Remove.
13223 (locations_locators_locs, locations_locators_vals): New static vars.
13224 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13226 (insn_locators_alloc, insn_locators_finalize,
13227 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13229 (locator_location): New.
13230 (locator_line, locator_file): Rewrite.
13231 * rtl.h (emit_line_note): Kill.
13232 (insn_locators_alloc, insn_locators_finalize,
13233 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13235 * tree-inline.c (initialize_cfun): Do not initialize
13236 ib_boundaries_block.
13237 * passes.c (pass_insn_locators_initialize): Remove.
13239 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13241 * doc/invoke.texi: Removed leading '-' from option index entries.
13243 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13245 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13247 (create_phi_node): Use set_phi_nodes.
13248 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13249 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13250 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13251 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13252 (bsi_start, bsi_last): Use bb_stmt_list.
13253 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13254 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13255 Traverse the statements using tsi iterator.
13256 * basic-block.h (struct basic_block_def): Fields stmt_list
13257 and phi_nodes moved to ...
13258 (struct tree_bb_info): ... new structure.
13259 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13260 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13261 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13262 (tree_verify_flow_info): Verify that il.tree is not set for
13263 entry and exit block.
13264 (tree_split_block): Use set_bb_stmt_list.
13266 2007-04-23 Mike Stump <mrs@apple.com>
13268 * config/i386/i386.c (ix86_tune_features
13269 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13272 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13274 * config/i386/i386.md (prefix_extra): New attribute.
13275 (length): Add prefix_extra.
13277 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13278 (sse2_movntv2di): Likewise.
13279 (sse2_cvtps2dq): Likewise.
13280 (sse2_cvtpd2pi): Likewise.
13281 (sse2_cvttpd2pi): Likewise.
13282 (*sse2_cvtpd2ps): Likewise.
13283 (*add<mode>3): Likewise.
13284 (sse2_ssadd<mode>3): Likewise.
13285 (sse2_usadd<mode>3): Likewise.
13286 (*sub<mode>3): Likewise.
13287 (sse2_sssub<mode>3): Likewise.
13288 (sse2_ussub<mode>3): Likewise.
13289 (*mulv8hi3): Likewise.
13290 (*smulv8hi3_highpart): Likewise.
13291 (*umulv8hi3_highpart): Likewise.
13292 (sse2_umulv2siv2di3): Likewise.
13293 (sse2_pmaddwd): Likewise.
13294 (ashr<mode>3): Likewise.
13295 (lshr<mode>3): Likewise.
13296 (ashl<mode>3): Likewise.
13297 (sse2_ashlti3): Likewise.
13298 (sse2_lshrti3): Likewise.
13299 (*umaxv16qi3): Likewise.
13300 (*smaxv8hi3): Likewise.
13301 (*uminv16qi3): Likewise.
13302 (*sminv8hi3): Likewise.
13303 (sse2_eq<mode>3): Likewise.
13304 (sse2_gt<mode>3): Likewise.
13305 (*and<mode>3): Likewise.
13306 (sse2_nand<mode>3): Likewise.
13307 (*ior<mode>3): Likewise.
13308 (*xor<mode>3): Likewise.
13309 (sse2_packsswb): Likewise.
13310 (sse2_packssdw): Likewise.
13311 (sse2_packuswb): Likewise.
13312 (sse2_punpckhbw): Likewise.
13313 (sse2_punpcklbw): Likewise.
13314 (sse2_punpckhwd): Likewise.
13315 (sse2_punpcklwd): Likewise.
13316 (sse2_punpckhdq): Likewise.
13317 (sse2_punpckldq): Likewise.
13318 (sse2_punpckhqdq): Likewise.
13319 (sse2_punpcklqdq): Likewise.
13320 (*sse2_pinsrw): Likewise.
13321 (*sse2_pextrw): Likewise.
13322 (sse2_pshufd_1): Likewise.
13323 (sse2_uavgv16qi3): Likewise.
13324 (sse2_uavgv8hi3): Likewise.
13325 (sse2_psadbw): Likewise.
13326 (sse2_pmovmskb): Likewise.
13327 (*sse2_maskmovdqu): Likewise.
13328 (*sse2_maskmovdqu_rex64): Likewise.
13329 (sse4a_extrqi): Likewise.
13330 (sse4a_extrq): Likewise.
13331 (sse3_lddqu): Set prefix_rep.
13332 (sse3_addsubv4sf3): Likewise.
13333 (sse3_haddv4sf3): Likewise.
13334 (sse3_hsubv4sf3): Likewise.
13335 (sse_cvtss2si): Likewise.
13336 (sse_cvtss2si_2): Likewise.
13337 (sse_cvtss2siq): Likewise.
13338 (sse_cvtss2siq_2): Likewise.
13339 (sse_cvttss2si): Likewise.
13340 (sse_cvttss2siq): Likewise.
13341 (sse2_cvttps2dq): Likewise.
13342 (sse3_movshdup): Likewise.
13343 (sse3_movsldup): Likewise.
13344 (sse2_cvtsd2si): Likewise.
13345 (sse2_cvtsd2si_2): Likewise.
13346 (sse2_cvtsd2siq): Likewise.
13347 (sse2_cvtsd2siq_2): Likewise.
13348 (sse2_cvttsd2si): Likewise.
13349 (sse2_cvttsd2siq): Likewise.
13350 (*sse2_cvtpd2dq): Likewise.
13351 (*sse2_cvttpd2dq): Likewise.
13352 (sse2_pshuflw_1): Likewise.
13353 (sse2_pshufhw_1): Likewise.
13354 (sse4a_insertqi): Likewise.
13355 (sse4a_insertq): Likewise.
13356 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13357 (ssse3_phadddv4si3): Likewise.
13358 (ssse3_phaddswv8hi3): Likewise.
13359 (ssse3_phsubwv8hi3): Likewise.
13360 (ssse3_phsubdv4si3): Likewise.
13361 (ssse3_phsubswv8hi3): Likewise.
13362 (ssse3_pmaddubswv8hi3): Likewise.
13363 (ssse3_pmulhrswv8hi3): Likewise.
13364 (ssse3_pshufbv16qi3): Likewise.
13365 (ssse3_psign<mode>3): Likewise.
13366 (ssse3_palignrti): Likewise.
13367 (abs<mode>2): Likewise.
13368 (ssse3_phaddwv4hi3): Set prefix_extra.
13369 (ssse3_phadddv2si3): Likewise.
13370 (ssse3_phaddswv4hi3): Likewise.
13371 (ssse3_phsubwv4hi3): Likewise.
13372 (ssse3_phsubdv2si3): Likewise.
13373 (ssse3_phsubswv4hi3): Likewise.
13374 (ssse3_pmaddubswv4hi3): Likewise.
13375 (ssse3_pmulhrswv4hi3): Likewise.
13376 (ssse3_pshufbv8qi3): Likewise.
13377 (ssse3_psign<mode>3): Likewise.
13378 (ssse3_palignrdi): Likewise.
13379 (abs<mode>2): Likewise.
13380 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13381 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13382 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13384 2007-04-23 Nick Clifton <nickc@redhat.com>
13386 * params.def: Fix formatting of emacs local variables.
13388 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13390 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13391 move if inter-unit move isn't allowed.
13392 Don't split moving the first element of V2DI to DI to inter-unit
13393 move if inter-unit move isn't allowed.
13395 2007-04-23 Richard Guenther <rguenther@suse.de>
13397 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13398 and CDI_POST_DOMINATORS separately.
13400 2007-04-23 Nick Clifton <nickc@redhat.com>
13402 * c.opt (Wformat-contains-nul): Add warning attribute.
13404 2007-04-23 Jan Hubicka <jh@suse.cz>
13406 * function.c (init_function_start): Don't init line number info.
13407 (expand_function_end): Update.
13408 (reset_block_changes, record_block_change, finalize_block_changes,
13409 check_block_change, free_block_changes): Kill.
13410 * function.h (reset_block_changes, record_block_change,
13411 finalize_block_changes, check_block_change, free_block_changes):
13413 (struct function): Remove ib_boundaries_block.
13414 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13415 Use curr_insn_locator to initialize locator.
13416 (emit_line_note): Remove.
13417 * cfgexpand.c (expand_gimple_cond_expr): Update.
13418 (construct_exit_block): Likewise.
13419 (tree_expand_cfg): Initialize/finalize locators.
13420 * expr.c (expand_expr_real): Update.
13421 * cfglayout.c (line_locators_locs, line_locators_lines,
13422 file_locators_locs, file_locators_files): Remove.
13423 (set_block_levels): Move to cfgexpand.c.
13424 (insn_locators_initialize): Remove.
13425 (pass_insn_locators_initialize): Remove.
13426 (locations_locators_locs, locations_locators_vals): New static vars.
13427 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13429 (insn_locators_alloc, insn_locators_finalize,
13430 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13432 (locator_location): New.
13433 (locator_line, locator_file): Rewrite.
13434 * rtl.h (emit_line_note): Kill.
13435 (insn_locators_alloc, insn_locators_finalize,
13436 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13438 * tree-inline.c (initialize_cfun): Do not initialize
13439 ib_boundaries_block.
13440 * passes.c (pass_insn_locators_initialize): Remove.
13442 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13444 PR middle-end/31448
13445 * expr.c (reduce_to_bit_field_precision): Handle
13448 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13450 PR tree-optimization/24659
13451 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13452 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13453 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13454 * genopinit.c (optabs): Rename vec_pack_mod_optab
13455 to vec_pack_trunc_optab.
13456 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13457 early for scalar floating point operands for NOP_EXPR.
13458 (vectorizable_type_promotion): Ditto.
13459 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13460 vec_pack_trunc_optab.
13461 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13463 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13464 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13465 Rename from VEC_PACK_MOD_EXPR.
13466 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13467 * expr.c (expand_expr_real_1): Ditto.
13468 * tree-inline.c (estimate_num_insns_1): Ditto.
13469 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13471 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13472 (vec_unpacks_lo_v4sf): Ditto.
13473 (vec_pack_trunc_v2df): Ditto.
13474 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13475 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13476 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13478 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13480 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13482 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13483 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13484 packing of floating point operands.
13485 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13486 represent unpacking of floating point operands.
13487 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13488 [vec_unpacks_hi]: Ditto.
13489 [vec_unpacks_lo]: Ditto.
13491 2007-04-22 Jan Hubicka <jh@suse.cz>
13493 * final.c (rest_of_handle_final): Call
13494 targetm.asm_out.constructor/targetm.asm_out.destructor
13495 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13496 proper priority via decl_*_priority_insert.
13497 * c-common.c (c_expand_body): Likewise.
13499 2007-04-22 Richard Guenther <rguenther@suse.de>
13501 PR tree-optimization/29789
13502 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13503 (rewrite_reciprocal): New helper split out from
13504 determine_invariantness_stmt.
13505 (rewrite_bittest): Likewise.
13506 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13507 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13510 2007-04-22 Revital Eres <eres@il.ibm.com>
13512 * loop-unroll.c (var_to_expand): New field to support also
13513 insns of the form x = something + x.
13514 (analyze_insn_to_expand_var): Use it.
13515 (expand_var_during_unrolling): Likewise.
13517 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13519 * predict.c: Include pointer-set.h.
13520 (bb_predictions): New variable.
13521 (tree_predicted_by_p, tree_predict_edge,
13522 remove_predictions_associated_with_edge): Use bb_predictions map
13523 instead of bb->predictions.
13524 (clear_bb_predictions, assert_is_empty): New functions.
13525 (combine_predictions_for_bb): Use bb_predictions map. Call
13526 clear_bb_predictions.
13527 (tree_estimate_probability): Create and free bb_predictions map.
13528 * Makefile.in (predict.o): Add pointer-set.h dependency.
13529 * basic-block.h (struct basic_block_def): Remove predictions
13531 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13533 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13536 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13539 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13541 * timevar.c (timevar_print): Change reference of --disable-checking to
13542 --enable-checking=release. Also warn if assert checking is disabled.
13544 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13547 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13548 decl as addressable if the compound literal was marked as
13550 Mark the decl as a gimple register if it is a complex or
13551 vector decl and does not live in memory.
13553 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13555 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13556 (GENERIC_NEXT): New function macro.
13557 (PHI_CHAIN): Use phi_node's new chain variable.
13558 (tree_phi_node): Change tree_common to tree_base
13559 and add the chain field.
13560 * tree-phinodes.c (make_phi_node): Don't set
13561 TREE_TYPE on the new node.
13562 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13563 instead of checking GIMPLE_TUPLE_P in chain_next.
13564 * tree-vect-transform.c
13565 (get_initial_def_for_induction): Look at
13566 PHI_RESULT_TREE for the type of the phi node.
13567 (update_vuses_to_preheader): Use PHI_CHAIN
13568 instead of TREE_CHAIN on the phi node.
13569 * tree-ssa-structalias.c (compute_points_to_sets):
13571 (ipa_pta_execute): Likewise.
13573 2007-04-21 Richard Guenther <rguenther@suse.de>
13575 PR middle-end/31136
13576 * fold-const.c (fold_unary): Call fold_convert_const on the
13579 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13581 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13582 (store_killed_in_pat): New.
13584 2007-04-20 Richard Henderson <rth@redhat.com>
13587 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13588 TREE_LIST with a void_type_node value, not void_list_node exactly.
13590 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13592 * doc/standards.texi: Re-arrange into language-specific
13593 subsections. Add a C++ section, documenting which standards we
13596 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13598 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13599 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13601 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13603 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13604 ecrti.o and crtbegin.o.
13605 (LIB_DEFAULT_SPEC): Include -lc.
13606 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13608 2007-04-20 Richard Henderson <rth@redhat.com>
13611 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13612 argument; update all callers.
13613 (get_unaligned_offset): New.
13614 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13615 get_unaligned_address, just pass on the address directly.
13616 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13617 the subreg in the helper patterns.
13618 (unaligned_extendqidi_le): Use get_unaligned_offset.
13619 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13620 (unaligned_extendhidi_be): Likewise.
13621 (unaligned_extendhidi): Tidy.
13622 * config/alpha/alpha-protos.h: Update.
13624 2007-04-20 Richard Henderson <rth@redhat.com>
13626 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13627 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13628 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13629 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13630 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13631 (CPP_SPEC): Don't include %(cpp_subtarget).
13632 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13633 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13634 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13636 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13638 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13639 for __builtin_ia32_cmpordss.
13641 PR tree-optimization/31632
13642 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13643 and arg1 for optimizations of comparison against min/max values.
13644 Fold arg0 to arg1's type for optimizations of comparison against
13645 min+1 and max-1 values.
13647 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13649 * reload.c (combine_reloads): When trying to use a dying register,
13650 check whether it's uninitialized and don't use if so.
13652 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13654 * fold-const.c: Remove prototypes for native_encode_expr and
13655 native_interpret_expr.
13656 (native_encode_expr): Make non-static.
13657 (native_interpret_expr): Likewise.
13658 * tree.h: Add prototypes for the above.
13660 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13662 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13663 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13664 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13665 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13666 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13667 Add length attributes.
13669 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13671 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13674 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13675 __STDC_WANT_DEC_FP__.
13677 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13679 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13680 for long double compatibility.
13681 * configure: Regenerate.
13683 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13685 PR rtl-optimization/29841
13686 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13688 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13689 that may cause control flow transfer from being moved.
13691 2007-04-18 Jan Hubicka <jh@suse.cz>
13693 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13696 2007-04-18 Eric Christopher <echristo@apple.com>
13698 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13699 only. Update operands.
13700 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13701 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13702 link register to pic register.
13704 2007-04-18 Dirk Mueller <dmueller@suse.de>
13706 PR diagnostic/31227
13707 * tree-vrp.c (search_for_addr_array): New.
13708 (check_array_bounds): Suppress warning about
13709 address taken of array refs if its not de-referenced.
13711 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13713 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13714 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13716 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13717 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13718 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13720 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13722 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13724 (vect_analyze_scalar_cycles): Fix indentation.
13725 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13726 (vect_mark_relevant): Include phis in relevance analysis.
13728 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13730 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13732 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13733 output_operand_lossage().
13735 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13737 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13738 the unused code for reduction without adjust-in-epilog to simplify the
13741 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13743 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13744 (S390_TDC_NEGATIVE_ZERO): New constant.
13745 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13746 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13747 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13748 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13749 (S390_TDC_POSITIVE_INFINITY): New constant.
13750 (S390_TDC_NEGATIVE_INFINITY): New constant.
13751 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13752 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13753 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13754 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13755 (S390_TDC_INFINITY): New constant.
13756 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13757 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13758 optimization for UNSPEC_CCZ_TO_INT.
13759 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13760 ("*ccz_to_int"): New insn.
13761 ("isinf<mode>2"): New insn.
13762 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13763 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13764 (UNSPEC_CCZ_TO_INT): New constant.
13766 2007-04-18 Richard Guenther <rguenther@suse.de>
13768 PR tree-optimization/19431
13769 PR tree-optimization/21463
13770 * tree-pass.h (pass_phiprop): Declare.
13771 * passes.c (init_optimization_passes): New phiprop pass.
13772 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13773 (phivn_valid_p): New helper function.
13774 (phiprop_insert_phi): Likewise.
13775 (propagate_with_phi): Likewise.
13776 (tree_ssa_phiprop): New propagator propagating loads
13777 through phi nodes if profitable.
13779 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13781 * tree-vect-analyze.c (process_use): New function.
13782 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13783 Check phis in all bbs.
13784 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13787 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13789 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13792 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13795 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13798 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13800 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13802 (sse_vmmulv4sf3): Likewise.
13803 (sse2_vmaddv2df3): Likewise.
13804 (sse2_vmmulv2df3): Likewise.
13806 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13808 PR rtl-optimization/31360
13809 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13810 (target_reg_cost): New.
13811 (init_set_costs): Initialize target_reg_cost. Add comments
13812 regarding the rationale of the costs.
13813 (global_cost_for_size): Renamed to...
13814 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13815 of register pressure.
13816 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13817 estimate_reg_pressure_cost. Add number of ivs.
13818 (determine_set_costs): Dump target_reg_cost.
13819 * loop-invariant.c (gain_for_invariant): Use
13820 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13821 (best_gain_for_invariant, find_invariants_to_move): Remove
13823 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13824 (target_reg_cost): Declare.
13825 (global_cost_for_size): Declaration removed.
13826 (estimate_reg_pressure_cost): Declare.
13828 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13830 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13831 regnos into even/odd register pairs.
13832 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13833 TDmode similar to the other floating point modes.
13834 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13835 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13837 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13838 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13839 (movdd_hardfloat64): Use TARGET_MFPGPR.
13841 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13843 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13846 2005-01-05 Richard Henderson <rth@redhat.com>
13848 * reload1.c (do_input_reload): Restrict the optimization deleteing
13849 a previous output reload to RELOAD_FOR_INPUT.
13851 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13853 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13854 induc_vec_info_type.
13855 (vectorizable_induction): New function declaration.
13856 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13857 check if already vectorized. Find first place in BB where new stmts
13858 can be inserted. Takes only one argument.
13859 (vectorizable_induction): New function.
13860 (vect_transform_stmt): Add case for induc_vec_info_type to call
13861 vectorizable_induction.
13862 (vect_transform_loop): Consider phis for vectorization.
13863 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13865 (analyze_operations): Call vectorizable_induction when analyzing phis.
13867 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13868 (vect_mark_relevant): Include phis in relevance analysis.
13869 (vect_mark_stmts_to_be_vectorize): Likewise.
13870 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13872 2007-04-16 Lawrence Crowl <crowl@google.com>
13874 * doc/invoke.texi (Debugging Options): Add documentation for the
13875 -femit-struct-debug options -femit-struct-debug-baseonly,
13876 -femit-struct-debug-reduced, and
13877 -femit-struct-debug-detailed[=...].
13879 * c-opts.c (c_common_handle_option): Add
13880 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13881 and OPT_femit_struct_debug_detailed_.
13882 * c.opt: Add specifications for
13883 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13884 and -femit-struct-debug-detailed[=...].
13885 * opts.c (set_struct_debug_option): Parse the
13886 -femit-struct-debug-... options.
13887 * opts.c (matches_main_base, main_input_basename,
13888 main_input_baselength, base_of_path, matches_main_base): Add
13889 variables and functions to compare header base name to compilation
13891 * opts.c (should_emit_struct_debug): Add to determine to emit a
13892 structure based on the option.
13893 (dump_struct_debug) Also disabled function to debug this
13895 * opts.c (handle_options): Save the base name of the
13898 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13899 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13900 This hook indicates if a type is generic. Set it by default
13901 to "never generic".
13902 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13903 to determine if a struct type is generic or not.
13904 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13905 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13906 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13907 with live C++ hook.
13909 * flags.h (enum debug_info_usage): Add an enumeration to describe
13910 a program's use of a structure type.
13911 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13912 to indicate the program's usage of the type. Filter structs based
13913 on the -femit-struct-debug-... specification.
13914 (gen_type_die): Split into two routines, gen_type_die and
13915 gen_type_die_with_usage. gen_type_die is now a wrapper
13916 that assumes direct usage.
13917 (gen_type_die_with_usage): Replace calls to gen_type_die
13918 with gen_type_die_with_usage adding the program usage of
13919 the referenced type.
13920 (dwarf2out_imported_module_or_decl): Suppress struct debug
13921 information using should_emit_struct_debug when appropriate.
13923 2007-04-16 Ian Lance Taylor <iant@google.com>
13925 PR tree-optimization/31522
13926 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13927 (vrp_initialize): Allocate vr_phi_edge_counts.
13928 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13929 executable edge. Drop test for all constants.
13930 (vrp_finalize): Free vrp_phi_edge_counts.
13932 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13933 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13935 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13936 predecessors at head rather than tail.
13938 2007-04-16 Matthias Klose <doko@debian.org>
13940 * config/alpha/linux.h (CPP_SPEC): Define.
13941 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13943 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13945 * function.h: Remove sequence_stack extern declaration.
13947 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13949 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13951 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13954 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13956 * config/avr/avr.c (avr_arch_types): Rearranging array.
13957 (enum avr_arch): Add.
13958 (avr_mcu_types): Use avr_arch enumeration constants instead of
13960 * config/avr/avr.h (LINK_SPEC): Simplify.
13962 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13964 * config/m68k/m68k.c (m68k_libcall_value,
13965 m68k_function_value): Use macros for register names more.
13967 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13969 (M68K_REGNAME): Use A6_REG.
13970 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13972 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13974 PR middle-end/28071
13975 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13976 'pending_read_list_length' and 'pending_write_list_length'. Update
13978 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13979 to handle two length counters instead of one. Update all uses.
13980 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13981 two length counters instead of one.
13982 * sched-rgn.c (propagate_deps): Update to handle two length counters
13985 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13988 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13989 copy of source, pass it to ix86_expand_vector_set and return
13992 2007-04-16 David Ung <davidu@mips.com>
13993 Joseph Myers <joseph@codesourcery.com>
13995 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13996 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13997 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13998 Add 74K processor information.
13999 * config/mips/mips.md: Include 74k.md.
14000 (cpu): Add 74kc,74kf,74kx.
14001 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
14002 * config/mips/74k.md: New.
14003 * doc/invoke.texi (MIPS Options): Document 74K support.
14005 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
14007 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
14008 vectorizable_* functions.
14009 * tree-vect-transform.c (vectorizable_call): Add check for
14010 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14011 (vectorizable_store): likewise.
14012 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14014 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14015 (vectorizable_type_promotion, vectorizable_load): Likewise.
14016 (vectorizable_live_operation, vectorizable_condition): Likewise.
14017 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14019 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14021 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14023 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14024 register numbers more.
14025 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14026 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14027 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14028 FUNCTION_VALUE_REGNO_P): Likewise.
14029 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14030 STATIC_CHAIN_REGNUM): Likewise.
14031 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14032 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14033 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14034 * config/m68k/m68k.md (FP_REG): New.
14036 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14038 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14041 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14043 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14044 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14047 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14049 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14052 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14055 * c-decl.c (finish_decl): Grab the type of the decl after the call
14056 to store_init_value.
14058 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14060 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14062 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14065 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14066 dominators, post dominators and cleanup cfg before returning.
14068 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14070 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14071 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14073 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14075 * config.gcc: Recognize fido.
14076 * config/m68k/m68k-devices.def (fidoa): New.
14077 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14079 (FL_FIDOA, TARGET_FIDOA): New.
14080 * config/m68k/m68k.opt (mfidoa): New.
14082 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14084 PR middle-end/31322
14085 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14086 when a personality function is used.
14088 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14090 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14092 2007-04-13 Mike Stump <mrs@apple.com>
14094 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14096 * config/darwin.opt (fapple-kext): Make C++ only.
14097 * config/darwin.c (darwin_override_options): Remove code to ensure
14098 -fapple-kext is given for C++ only.
14100 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14102 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14103 * config/mips/mips.c (override_options): Call
14104 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14106 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14108 * config/i386/i386.opt (msvr3-shlib): Removed.
14110 * doc/invoke.texi: Remove -msvr3-shlib.
14112 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14114 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14115 with "popcnt" instruction.
14117 2007-04-13 Richard Guenther <rguenther@suse.de>
14119 PR tree-optimization/21258
14120 * tree-vrp.c (compare_case_labels): New helper.
14121 (find_switch_asserts): New function.
14122 (find_assert_locations): Call it for SWITCH_EXPRs.
14124 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14126 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14127 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14128 check is now implied in X87_FLOAT_MODE_P.
14129 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14130 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14131 (fix_trunc<mode>_i386_fisttp): Ditto.
14132 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14133 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14134 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14135 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14136 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14137 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14138 (unnamed_splitters): Ditto.
14139 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14140 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14141 FIRST_SSE_REG for local functions when SSE math is enabled or
14142 for functions with sseregparm attribute.
14143 (standard_80387_constant_p): Return -1 if mode is not
14145 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14146 (ix86_expand_compare): Ditto.
14147 (ix86_expand_carry_flag_compare): Ditto.
14148 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14149 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14150 DECIMAL_FLOAT_MODE_P.
14151 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14152 of SCALAR_FLOAT_MODE_P.
14153 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14154 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14155 checks before FLOAT_MODE_P.
14156 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14157 before FLOAT_MODE_P.
14162 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14164 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14165 Charles Wilson <libtool@cwilson.fastmail.fm>
14167 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14168 (libgcc.mvars): Don't depend on them.
14169 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14170 * exec-tool.in: New.
14172 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14174 * doc/invoke.text (--help): Document --help=common.
14176 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14178 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14180 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14182 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14183 * genemit.c (main): Emit #include "integrate.h".
14184 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14185 (LOADGP_RTP): New mips_loadgp_style.
14186 * config/mips/mips.h: Include config/vxworks-dummy.h.
14187 (TARGET_RTP_PIC): New macro.
14188 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14189 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14190 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14191 for TARGET_RTP_PIC.
14192 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14193 -mvxworks-pic when using -mrtp and a PIC option.
14194 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14196 (mips_symbolic_constant_p, mips_symbolic_address_p)
14197 (mips_symbol_insns): Handle SYMBOL_HALF.
14198 (override_options): Warn about -G and -mrtp being used together.
14199 Initialize mips_lo_relocs[SYMBOL_HALF].
14200 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14201 (mips_emit_loadgp): Handle LOADGP_RTP.
14202 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14203 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14204 (tablejump): Handle function-relative case table entries if
14206 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14208 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14210 * config/mips/mips.md (load_call<mode>): Allow any general register.
14212 (sibcall_value_internal, sibcall_value_multiple_internal)
14213 (call_value_internal, call_value_split, call_value_multiple_internal)
14214 (call_value_multiple_split): Remove constraints from operand 0.
14216 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14218 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14219 rather than loadgp_noshared.
14220 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14221 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14223 * config/mips/mips.md (loadgp): Rename to...
14224 (loadgp_newabi): ...this.
14225 (loadgp_noshared): Rename to...
14226 (loadgp_absolute): ...this.
14228 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14230 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14231 false for locally-binding symbols.
14232 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14234 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14236 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14237 (SYMBOL_GOT_PAGE_OFST): ...this.
14238 (SYMBOL_GOT_GLOBAL): Rename to...
14239 (SYMBOL_GOT_DISP): ...this.
14240 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14241 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14242 * config/mips/mips.c (mips_global_symbol_p): New function.
14243 (mips_symbol_binds_local_p): Likewise.
14244 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14245 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14246 mips_global_symbol_p and mips_symbol_binds_local_p.
14247 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14248 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14249 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14250 SYMBOL_GOTOFF_DISP.
14251 (mips_ok_for_lazy_binding_p): New function.
14252 (mips_load_call_address, mips_expand_call): Use it.
14253 (mips_dangerous_for_la25_p): Likewise.
14254 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14255 (*got_disp<mode>): Use got_disp_operand instead of
14256 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14257 SYMBOL_GOTOFF_GLOBAL.
14258 (*got_page<mode>): Use got_page_ofst_operand instead of
14260 * config/mips/predicates.md (const_call_insn_operand): Use
14261 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14262 (global_got_operand): Rename to...
14263 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14265 (local_got_operand): Rename to...
14266 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14267 of SYMBOL_GOT_LOCAL.
14269 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14271 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14272 TARGET_CALL_CLOBBERED_GP.
14273 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14274 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14275 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14276 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14277 of TARGET_ABICALLS && !TARGET_NEWABI.
14278 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14279 * config/mips/mips.c (mips_load_call_address): Check
14280 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14281 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14282 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14283 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14284 TARGET_ABICALLS && TARGET_NEWABI.
14285 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14287 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14288 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14289 TARGET_ABICALLS && TARGET_NEWABI.
14290 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14291 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14292 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14293 whether indirect calls must use $25.
14294 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14296 * config/mips/mips.md (jal_macro): Check flag_pic and
14297 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14298 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14299 instead of TARGET_ABICALLS.
14300 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14301 TARGET_ABICALLS && TARGET_OLDABI.
14302 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14303 (sibcall): In the comment above the define_insn, mention
14304 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14305 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14306 instead of TARGET_ABICALLS.
14308 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14310 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14311 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14312 (MACFLAGS_MATCH_P): New macro.
14313 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14314 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14315 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14316 the other MACFLAG constants.
14317 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14318 (flag_machi): Tighten constraints. Renumber some of the operands.
14319 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14321 (flag_machi_parts_acconly): New pattern.
14322 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14324 (flag_macinit1hi): Tighten constraints.
14325 (flag_mul_macv2hi_parts_acconly): New pattern.
14327 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14328 Use a more efficient implementation.
14329 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14330 inline sequences when not optimizing for size.
14332 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14333 movhi_high2low): Delete, merge functionality into...
14334 (packv2hi): ... this pattern.
14336 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14337 * config/bfin/bfin.opt (msim): New option.
14338 (mcpu=): New option.
14339 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14340 (bfin_cpu_t): Typedef of enum bfin_cpu.
14341 (bfin_cpu_type): New declaration.
14342 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14343 -msim and -mcpu= options.
14344 (LIB_SPEC): Likewise.
14345 * config/bfin/bfin.c (bfin_cpu_type): Define.
14346 (bfin_handle_option): Handle -mcpu= option.
14347 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14348 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14349 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14351 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14353 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14354 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14355 (powerpc-wrs-vxworksae): Use ${tm_file}.
14356 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14357 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14358 * config/i386/vx-common.h: New file.
14360 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14362 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14365 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14367 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14370 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14374 * c-common.c (c_build_qualified_type): Set canonical type
14377 2007-04-12 Richard Guenther <rguenther@suse.de>
14379 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14380 lower bound and element size if lower bound is not zero
14381 or either of the ARRAY_REF operands is set.
14383 2007-04-12 Richard Guenther <rguenther@suse.de>
14385 PR tree-optimization/24689
14386 PR tree-optimization/31307
14387 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14389 * gimplify.c (canonicalize_addr_expr): To be consistent with
14390 gimplify_compound_lval only set operands two and three of
14391 ARRAY_REFs if they are not gimple_min_invariant. This makes
14392 it never at this place.
14393 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14395 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14397 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14398 null before emitting a .nsubspa directive.
14400 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14402 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14403 need_to_partition_p if there are no memory statements in the
14406 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14408 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14409 (gcd_of_steps_may_divide_p): New function.
14410 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14412 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14414 * reload.c (find_reloads_toplev, find_reloads_address,
14415 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14416 not a pointer equality test, to decide if we need to call
14417 push_reg_equiv_alt_mem.
14419 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14421 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14422 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14424 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14426 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14428 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14429 vector to be positive.
14431 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14435 * doc/invoke.texi: Document --params max-aliased-vops and
14437 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14438 debug_memory_partitions): Move to tree-flow.h
14439 * params.h (AVG_ALIASED_VOPS): Define.
14440 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14442 (mp_info_t): Likewise.
14443 (get_mem_sym_stats_for): New.
14444 (set_memory_partition): Move from tree-flow-inline.h.
14445 (mark_non_addressable): Only clear the set of symbols for the
14446 partition if it exists.
14447 (dump_memory_partitions): Move from tree-ssa-operands.c
14448 (debug_memory_partitions): Likewise.
14449 (need_to_partition_p): New.
14450 (dump_mem_ref_stats): New.
14451 (debug_mem_ref_stats): New.
14452 (dump_mem_sym_stats): New.
14453 (debug_mem_sym_stats): New.
14454 (update_mem_sym_stats_from_stmt): New.
14455 (compare_mp_info_entries): New.
14456 (mp_info_cmp): Call it.
14457 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14459 (get_mpt_for): Move from tree-ssa-operands.c.
14460 (find_partition_for): New.
14461 (create_partition_for): Remove.
14462 (estimate_vop_reduction): New.
14463 (update_reference_counts): New.
14464 (build_mp_info): New.
14465 (compute_memory_partitions): Refactor.
14466 Document new heuristic.
14467 Call build_mp_info, update_reference_counts,
14468 find_partition_for and estimate_vop_reduction.
14469 (compute_may_aliases): Populate virtual operands before
14470 calling debugging dumps.
14471 (delete_mem_sym_stats): New.
14472 (delete_mem_ref_stats): New.
14473 (init_mem_ref_stats): New.
14474 (init_alias_info): Call it.
14475 (maybe_create_global_var): Remove alias_info argument.
14476 Get number of call sites and number of pure/const call sites
14477 from gimple_mem_ref_stats().
14478 (dump_alias_info): Call dump_memory_partitions first.
14479 (dump_points_to_info_for): Show how many times a pointer has
14481 * opts.c (decode_options): For -O2 set --param
14482 max-aliased-vops to 500.
14483 For -O3 set --param max-aliased-vops to 1000 and --param
14484 avg-aliased-vops to 3.
14485 * fortran/options.c (gfc_init_options): Remove assignment to
14487 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14488 * tree-dfa.c (dump_variable): Dump memory reference
14490 Dump NO_ALIAS* settings.
14491 (referenced_var_lookup): Tidy.
14492 (mem_sym_stats): New.
14493 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14494 and ORIG are different SSA names for a memory partition.
14495 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14496 * tree-flow.h (struct mem_sym_stats_d): Define.
14497 (mem_sym_stats_t): Define.
14498 (struct mem_ref_stats_d): Define.
14499 (struct gimple_df): Add field mem_ref_stats.
14500 (enum noalias_state): Define.
14501 (struct var_ann_d): Add bitfield noalias_state.
14502 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14503 debug_mem_ref_stats, debug_memory_partitions,
14504 debug_mem_sym_stats): Declare.
14505 * tree-ssa-structalias.c (update_alias_info): Update call
14506 sites, pure/const call sites and asm sites in structure
14507 returned by gimple_mem_ref_stats.
14508 Remove local variable IS_POTENTIAL_DEREF.
14509 Increase NUM_DEREFS if the memory expression is a potential
14511 Call update_mem_sym_stats_from_stmt.
14512 If the memory references memory, call
14513 update_mem_sym_stats_from_stmt for all the direct memory
14514 symbol references found.
14515 (intra_create_variable_infos): Set noalias_state field for
14516 pointer arguments according to the value of
14517 flag_argument_noalias.
14518 * tree-ssa-structalias.h (struct alias_info): Remove fields
14519 num_calls_found and num_pure_const_calls_found.
14520 (update_mem_sym_stats_from_stmt): Declare.
14521 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14522 Set default value to 100.
14523 (PARAM_AVG_ALIASED_VOPS): Define.
14525 2007-04-11 Richard Guenther <rguenther@suse.de>
14527 PR middle-end/31530
14528 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14529 a * -b + c as c - a * b if we honor sign dependent rounding.
14531 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14533 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14534 bfin_expand_strmov.
14535 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14536 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14538 (initialize_trampoline): Don't use old-style function definition.
14539 (bfin_secondary_reload): Mark IN_P argument as unused.
14541 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14543 PR tree-optimization/31343
14544 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14545 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14546 * testsuite/gcc.dg/vect/pr31343.c: New.
14548 2007-04-10 Eric Christopher <echristo@apple.com>
14550 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14551 * config/i386/i386.md (*cmpfp0): Use.
14552 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14553 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14554 (fix_trunc<mode>_i386_fisttp): Ditto.
14555 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14556 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14557 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14558 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14559 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14560 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14561 (unnamed_splitters): Ditto.
14562 * config/i386/i386.c (output_fix_trunc): Assert that
14563 we're not being passed a TFmode operand.
14565 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14567 PR tree-optimization/31526
14568 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14569 n_basic_blocks to find newly added blocks.
14571 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14573 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14575 (fix_trunc<mode>si_sse): Ditto.
14576 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14577 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14578 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14579 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14580 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14581 expander using SSEMODEF mode macro.
14582 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14583 expander using SSEMODEF mode macro.
14584 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14585 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14586 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14587 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14588 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14589 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14590 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14591 Macroize insn using X87MODEF mode macro.
14593 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14595 * config/i386/sse.md (sse2_pinsrw): Removed.
14596 (sse2_pextrw): Renamed to ...
14597 (*sse2_pextrw): This.
14599 2007-04-09 Jan Hubicka <jh@suse.cz>
14602 * config/i386/sse.md
14603 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14604 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14605 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14606 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14608 2007-04-09 Jan Hubicka <jh@suse.cz>
14610 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14611 multiple fields of union.
14613 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14615 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14616 (create_preheaders): Check that loops are available.
14617 (fix_loop_structure): Clean up, improve comments.
14618 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14619 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14621 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14622 * predict.c (tree_estimate_probability): Do not call
14623 calculate_dominance_info. Call create_preheaders.
14624 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14625 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14627 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14628 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14629 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14630 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14633 2007-04-08 Jan Hubicka <jh@suse.cz>
14635 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14636 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14637 * fold-const.c (fold_unary): Use it.
14639 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14641 * varasm.c (assemble_variable): Remove call to
14642 lang_hooks.decls.prepare_assemble_variable.
14643 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14644 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14645 * langhooks.h (lang_hooks_for_decls): Remove
14646 prepare_assemble_variable.
14648 2007-04-08 Mike Stump <mrs@apple.com>
14650 * config/i386/i386.c: Use inc/dec on Core2.
14652 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14654 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14655 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14656 lhd_tree_inlining_end_inlining): Remove.
14657 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14658 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14659 end_inlining hooks.
14660 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14661 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14662 lhd_tree_inlining_end_inlining): Remove prototypes.
14663 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14664 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14665 LANG_HOOKS_TREE_INLINING_START_INLINING,
14666 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14668 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14671 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14674 * config/avr/predicates.md (io_address_operand): Delete predicate.
14675 (low_io_address_operand): Don't use 'mode' argument.
14676 (higth_io_address_operand): Rename ...
14677 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14678 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14681 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14683 Revert change removing staticp.
14685 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14688 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14691 2007-04-07 Bruce Korb <bkorb@gnu.org>
14693 * c.opt: Add -Wformat-contains-nul.
14694 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14696 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14697 the NUL byte warning.
14699 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14701 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14703 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14705 * tree.c (staticp): No longer use staticp langhook.
14706 * langhooks.c (lhd_staticp): Removed.
14707 * langhooks.h (struct lang_hooks): Remove staticp.
14708 * c-common.c (c_staticp): Remove.
14709 * c-common.h (c_staticp): Ditto.
14710 * langhooks-defs.h (lhd_staticp): Ditto.
14711 (LHD_HOOKS_STATICP): Ditto
14712 * tree.h (gcc_assert_lowered): New macro.
14714 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14716 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14717 argument "reliable".
14718 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14719 Add argument "reliable". Propagate it through calls.
14720 (infer_loop_bounds_from_undefined): Derive number of iterations
14721 estimates from references in blocks that do not dominate loop latch.
14722 (gcov_type_to_double_int): New function.
14723 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14724 and expected_loop_iterations_unbounded.
14725 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14726 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14727 * tree-data-ref.c (estimated_loop_iterations): Export.
14728 (get_references_in_stmt): Fix -- do not return addresses of local
14730 * cfgloop.h (expected_loop_iterations_unbounded,
14731 estimated_loop_iterations): Declare.
14733 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14735 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14737 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14739 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14740 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14741 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14742 Use output_387_reg_move().
14743 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14744 expander using X87MODEF12 mode macro.
14745 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14746 choosing register preferences. Use output_387_reg_move().
14747 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14748 instead of "x". Use output_387_reg_move().
14749 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14750 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14751 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14752 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14753 Use output_387_reg_move().
14754 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14756 (*truncxf?f_i387 splitter): Ditto.
14758 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14760 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14761 LANG_HOOKS_SAFE_FROM_P.
14762 * expr.c (safe_from_p): Remove langhook call.
14763 * langhooks.h (lang_hooks): Remove safe_from_p.
14764 (lhd_safe_from_p): Remove prototype.
14765 * langhooks.c (lhd_safe_from_p): Remove.
14767 2007-04-06 Jan Hubicka <jh@suse.cz>
14769 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14772 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14774 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14775 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14776 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14777 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14779 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14780 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14782 2007-04-05 Richard Henderson <rth@redhat.com>
14784 * config/alpha/alpha.c (print_operand) [+]: Remove.
14785 (alpha_end_function): Print nop if call at end of function.
14786 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14787 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14788 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14789 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14790 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14791 the call pattern. Update peepholes to match.
14793 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14795 * doc/extend.texi (Other Builtins): Add decimal float variants
14797 * builtins.def: Ditto.
14798 * builtins.c (expand_builtin): Ditto.
14800 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14801 H.J. Lu <hongjiu.lu@intel.com>
14804 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14805 of V8HImode when calling ix86_binary_operator_ok.
14806 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14807 (sdot_prodv8hi): Operands 1 and 2 must be register.
14809 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14811 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14812 initialize align to silence bogus warning.
14814 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14816 PR middle-end/22156
14817 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14819 (struct sra_walk_fns): Remove use_all parameter from use.
14820 (sra_hash_tree): Handle BIT_FIELD_REFs.
14821 (sra_elt_hash): Don't hash bitfld blocks.
14822 (sra_elt_eq): Skip them in parent compares as well. Handle
14824 (sra_walk_expr): Don't maintain or pass down use_all_p.
14825 (scan_use): Remove use_all parameter.
14826 (scalarize_use): Likewise. Re-expand assignment to
14827 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14828 output, and re-scalarize after output. Don't mark anything
14830 (scalarize_ldst): Adjust.
14831 (scalarize_walk_gimple_modify_statement): Likewise.
14832 (build_element_name_1): Handle BIT_FIELD_REFs.
14833 (instantiate_element): Don't warn for any element whose parent
14834 is used as a whole.
14835 (instantiate_missing_elements_1): Return the sra_elt.
14836 (canon_type_for_field): New.
14837 (try_instantiate_multiple_fields): New.
14838 (instantiate_missing_elemnts): Use them.
14839 (mark_no_warning): Removed.
14840 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14841 (REPLDUP, sra_build_elt_assignment): New.
14842 (generate_copy_inout): Use them.
14843 (generate_element_copy): Likewise. Handle bitfld differences.
14844 (generate_element_zero): Don't recurse for blocks. Use
14845 sra_build_elt_assignment.
14846 (generate_one_element_int): Take elt instead of var. Use
14847 sra_build_elt_assignment.
14848 (generate_element_init_1): Adjust.
14849 (scalarize_use, scalarize_copy): Use REPLDUP.
14850 (scalarize_ldst): Move assert before dereference.
14851 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14853 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14855 * regmove.c: Fix unused variable warnings due to previous commit.
14857 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14859 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14860 (regmove_bb_head): Remove.
14861 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14862 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14863 problems with fixup_match_1.
14864 Don't initialize/free regmove_bb_head.
14866 (reg_is_remote_constant_p): If an insn is in the same basic block
14867 but not before INSN, consider it remote, too.
14869 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14872 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14873 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14875 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14877 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14878 (CONDITIONAL_REGISTER_USAGE): Likewise.
14880 2007-04-04 Richard Henderson <rth@redhat.com>
14882 * config/alpha/lib1funcs.asm: Remove unused file.
14884 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14887 * opts.c (print_specific_help): Fix --help=<language>
14889 (common_handle_option): Support --help=common.
14891 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14894 * gcc.c (main): Do not run the linker if
14895 print_subprocess_help indicates that it shouldn't be
14898 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14901 * doc/invoke.texi (--help=): Document <languages> value, fix
14902 formatting in tables of values.
14904 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14906 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14907 dllimport attribute of virtual methods.
14909 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14911 * config/score/crti.asm: Change _bss_start to __bss_start.
14912 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14913 (OUTGOING_REG_PARM_STACK_SPACE) update.
14914 * config/score/score.opt: add options to make backend support
14915 score5, score5u, score7 and score7d.
14916 * config/score/score.md: Likewise.
14917 * config/score/misc.md: Likewise.
14918 * config/score/mac.md: Likewise.
14919 * doc/invoke.texi: Likewise.
14920 * doc/md.texi: update constraints define.
14922 2007-04-03 Richard Henderson <rth@redhat.com>
14924 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14925 an appropriate type, use the mode instead.
14927 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14929 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14930 Set the default --with-arch setting to mips2.
14931 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14932 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14933 (MULTILIB_OSDIRNAMES): Delete.
14934 (MULTILIB_DIRNAMES): Define.
14935 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14936 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14937 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14938 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14939 VXWORKS_OS_CPP_BUILTINS.
14940 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14941 (MIPS_DEBUGGING_INFO): Undefine.
14942 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14944 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14946 PR middle-end/30704
14947 * fold-const.c (native_encode_real): Encode real.c provided longs
14948 as a series of 32-bit native integers.
14949 (native_interpret_real): Interpret buffer as a series of 32-bit
14952 2007-04-03 Richard Guenther <rguenther@suse.de>
14954 * genpreds.c (write_insn_constraint_len): Write function
14955 optimized for CONSTRAINT_LEN implementation.
14956 (write_tm_preds_h): Output insn_constraint_len inline and
14957 use it for CONSTRAINT_LEN.
14958 (write_insn_preds_c): Don't output insn_constraint_len.
14959 * doc/md.texi (define_register_constraint): Document multi-letter
14960 constraints shall have the same length if they start with the same
14963 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14966 * config/i386/i386.md (isinf<mode>2): Expand only when
14967 TARGET_C99_FUNCTIONS is set.
14969 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14971 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14972 (x86_64-*-linux*): Ditto.
14973 * config/i386/i386.opt (mpc): New option.
14974 * config/i386/i386.c (overrride_options): Handle
14975 ix87_precision_string.
14976 * config/i386/crtprec.c: New file.
14977 * config/i386/t-crtpc: Ditto.
14978 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14979 and -mpc80 options.
14980 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14981 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14982 crtprec32.o, crtprec64.o and crtprec80.o.
14984 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14985 and -mpc80 options.
14986 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14988 2007-04-02 Eric Christopher <echristo@apple.com>
14990 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14991 limitations on darwin.
14993 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14996 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14998 2007-04-02 Dave Korn <dave.korn@artimi.com>
15000 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
15002 2007-04-02 Dave Korn <dave.korn@artimi.com>
15004 * libgcc2.h (exception_descriptor): Don't forward-declare.
15005 (__get_eh_table_language, __get_eh_table_version): Delete
15006 prototypes of long-dead functions.
15008 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15010 * ebitmap.h: New file
15011 * ebitmap.c: New file
15012 * Makefile.in (ebitmap.o): New target.
15014 2007-04-01 Jan Hubicka <jh@suse.cz>
15016 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15017 before very first instruction.
15019 2007-04-01 Jan Hubicka <jh@suse.cz>
15021 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15022 waring on 64bit hosts.
15023 * bitmap.h: Fix typo in bitmap_head_def.
15025 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15027 PR rtl-optimization/31391
15028 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15029 into a DELETED_LABEL note, and the label is in an empty basic
15030 block, update BB_END as well as BB_HEAD.
15032 2007-04-01 Richard Henderson <rth@redhat.com>
15034 PR tree-optimization/31169
15035 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15036 to varying if the range is outside [0, prec-1].
15038 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15041 * config/mips/mips.md (load_const_gp): New insn.
15042 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15043 the MIPS16 GP pseudo register if no_new_pseudos.
15044 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15046 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15049 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15051 (call_value): Likewise.
15053 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15054 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15057 * doc/invoke.texi: (optimization options): Reword description
15058 of -ffast-math. Document its primary purpose.
15060 2007-03-31 Richard Guenther <rguenther@suse.de>
15062 * omp-low.c (splay-tree.h): Include.
15063 (lookup_decl): Replace splay-tree usage by pointer-map.
15064 (maybe_lookup_decl): Likewise.
15065 (new_omp_context): Likewise.
15066 (delete_omp_context): Likewise.
15067 * gimplify.c (splay-tree.h): Include.
15068 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15070 (remap_ssa_name): Likewise.
15071 (remap_decl): Likewise.
15072 (remap_type_1): Likewise.
15073 (remap_type): Likewise.
15074 (copy_body_r): Likewise.
15075 (expand_call_inline): Likewise.
15076 (clone_body): Likewise.
15077 (copy_tree_r): Likewise.
15078 (remap_save_expr): Likewise.
15079 (unsave_r): Likewise.
15080 (unsave_expr_now): Likewise.
15081 (tree_function_versioning): Likewise.
15082 (build_duplicate_type): Likewise.
15083 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15084 (struct copy_body_data): Replace splay-tree by pointer-map.
15085 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15086 not $(SPLAY_TREE_H).
15087 (gimplify.o): Depend on $(SPLAY_TREE_H).
15088 (omp-low.p): Likewise.
15090 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15092 * config/avr/predicates.md (even_register_operand,
15093 odd_register_operand): New predicates.
15094 * config/avr/avr.md (movw peephole2): New.
15095 (movw_r peephole2): New.
15097 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15099 * tree.h (get_signed_or_unsigned_type): New.
15100 * fold-const.c (operand_equal_for_comparison_p): Use
15101 get_signed_or_unsigned_type instead of
15102 lang_hooks.types.signed_or_unsigned_type.
15103 * expr.c (store_expr): Ditto.
15104 * langhooks.c (get_signed_or_unsigned_type): New.
15105 (lhd_signed_or_unsigned_type): New.
15106 * langhooks.h (lhd_signed_or_unsigned_type): New.
15107 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15109 2007-03-30 Richard Henderson <rth@redhat.com>
15111 * tree-ssa-loop-ivopts.c: Include target.h.
15112 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15113 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15114 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15115 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15117 2007-03-30 Richard Henderson <rth@redhat.com>
15118 Kai Tietz <kai.tietz@onevision.com>
15120 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15121 default for 64-bit.
15122 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15123 (TARGET_64BIT_MS_ABI): New.
15124 (DBX_REGISTER_NUMBER): Handle 64-bit.
15125 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15126 (LONG_TYPE_SIZE): Force to 32.
15127 (REG_PARM_STACK_SPACE): New.
15128 (OUTGOING_REG_PARM_STACK_SPACE): New.
15129 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15130 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15131 (STACK_BOUNDARY): Use 128 for 64-bit.
15132 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15133 Add 64-bit implementation.
15134 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15136 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15137 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15138 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15139 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15140 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15141 TARGET_64BIT_MS_ABI.
15142 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15143 (ix86_pass_by_reference): Likewise.
15144 (ix86_function_value_regno_p): Likewise.
15145 (ix86_build_builtin_va_list): Likewise.
15146 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15147 (function_arg_advance_ms_64): New.
15148 (function_arg_advance): Call it.
15149 (function_arg_ms_64): New.
15150 (function_arg): Call it.
15151 (function_value_ms_64): New.
15152 (ix86_function_value_1): Call it.
15153 (return_in_memory_ms_64): New.
15154 (ix86_return_in_memory): Call it.
15155 (setup_incoming_varargs_ms_64): New.
15156 (ix86_setup_incoming_varargs): Call it.
15157 (ix86_expand_prologue): Handle 64-bit stack probing.
15158 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15159 (output_pic_addr_const): Likewise.
15160 (x86_this_parameter): Likewise.
15161 (x86_output_mi_thunk): Likewise.
15162 (x86_function_profiler): Likewise.
15163 (TARGET_STRICT_ARGUMENT_NAMING): New.
15164 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15165 (TARGET_64BIT_MS_ABI): New.
15166 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15167 * config/i386/i386.md (allocate_stack_worker): Remove.
15168 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15169 describe the clobber of eax without a match_scratch.
15170 (allocate_stack_worker_postreload): Remove.
15171 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15172 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15173 (allocate_stack_worker_rex64_postreload): Remove.
15174 (allocate_stack): Handle 64-bit.
15175 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15176 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15177 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15178 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15179 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15180 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15181 * config.build (x86_64-*-mingw*): New host.
15182 * config.host (x86_64-*-mingw*): New host.
15183 * config.gcc (x86_64-*-mingw*): New target.
15184 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15186 2007-03-30 Richard Henderson <rth@redhat.com>
15187 Kai Tietz <kai.tietz@onevision.com>
15189 * c-pragma.c (struct def_pragma_macro_value): New.
15190 (struct def_pragma_macro): New.
15191 (pushed_macro_table): New.
15192 (dpm_hash, dpm_eq): New.
15193 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15194 (init_pragma): Install them.
15195 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15197 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15199 * config/avr/avr.c (avr_override_options): Clear
15200 'flag_delete_null_pointer_checks'.
15202 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15205 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15206 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15207 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15208 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15209 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15210 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15211 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15213 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15215 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15217 * regmove.c: Move all of pass_stack_adjustments from here...
15218 * combine-stack-adj.c: ...to this new file.
15219 * Makefile.in: Add rules for combine-stack-adj.o.
15221 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15223 PR tree-optimization/31383
15224 * tree-data-ref.c (affine_function_equal_p): Do not require the
15225 vectors to have the same length.
15227 2007-03-30 Jan Hubicka <jh@suse.cz>
15229 PR middle-end/30700
15230 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15231 availablility; add more sanity checking; ask varpool only about
15234 2007-03-29 Richard Henderson <rth@redhat.com>
15236 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15237 to decide, but __SIZEOF_LONG_LONG__.
15239 2007-03-29 Richard Henderson <rth@redhat.com>
15241 * emutls.c (struct __emutls_array): New.
15242 (emutls_destroy): Use it instead of casting element 0 from void*.
15243 (__emutls_get_address): Likewise.
15245 2007-03-29 Richard Henderson <rth@redhat.com>
15247 * varasm.c (initializer_constant_valid_p): Don't deny
15248 DECL_DLLIMPORT_P on functions.
15250 * config/i386/cygming.h: Remove function declarations.
15251 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15252 (ASM_OUTPUT_LABELREF): Remove.
15253 (COMMON_ASM_OP): Remove.
15254 (ASM_OUTPUT_COMMON): Remove.
15255 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15256 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15257 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15258 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15259 Rename from TARGET_ENCODE_SECTION_INFO.
15260 * config/i386/netware.h: Likewise.
15261 * config/i386/i386-protos.h: Update.
15262 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15263 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15264 (legitimate_constant_p): Reject dllimports.
15265 (dllimport_map, get_dllimport_decl): New.
15266 (legitimize_dllimport_symbol): New.
15267 (legitimize_address, ix86_expand_move): Use it.
15268 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15269 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15270 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15271 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15272 * config/i386/predicates.md (constant_call_address_operand): Only
15273 accept symbols; reject dllimport_p symbols.
15274 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15275 i386_pe_maybe_record_exported_symbol.
15276 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15277 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15278 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15279 trust the setting of DECL_DLLIMPORT_P.
15280 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15281 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15282 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15283 tidy the argument scanning loop.
15284 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15285 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15286 (i386_pe_strip_name_encoding): Remove.
15287 (i386_pe_binds_local_p): New.
15288 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15289 (i386_pe_output_labelref): Remove.
15290 (i386_pe_asm_output_aligned_decl_common): New.
15291 (i386_pe_maybe_record_exported_symbol): Rename from
15292 i386_pe_record_exported_symbol; check for dllexported symbols.
15294 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15296 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15297 add comment explaining why vsnprintf cannot be used.
15299 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15301 PR tree-optimization/30666
15302 * tree.c (build_complex_type): When creating type names for DWARF2
15303 debug info, create TYPE_DECLs for TYPE_NAME instead of
15305 (build_common_tree_nodes_2): Use build_complex_type when building
15306 predefined complex types, to preserve canonical types.
15308 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15310 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15311 (noce_get_alt_condition): Look at it to determine whether to
15312 reverse the condition or not.
15313 (noce_get_condition): Substitute the truth for lies.
15314 (noce_find_if_block): Set the then_else_reversed field.
15316 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15318 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15319 destination of this insn.
15320 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15321 than calling gen_rtx_SET directly. Use r0 to hold the value of
15322 'address + 4' rather than a stack based temporary which can be
15323 mis-optimized away.
15325 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15327 * config/s390/s390.c (s390_secondary_input_reload_class,
15328 s390_secondary_output_reload_class): Functions removed.
15329 (s390_secondary_reload): New function.
15330 (TARGET_SECONDARY_RELOAD): Target macro defined.
15331 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15332 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15333 * config/s390/s390.md ("reload_outti", "reload_outdi",
15334 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15335 "reload_out<mode>"): Expanders removed.
15336 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15337 "reload<mode>_nonoffmem_out"): Expanders added.
15339 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15341 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15342 action if SRC->DEST replacement failed anyway.
15344 2007-03-28 Mike Stump <mrs@apple.com>
15346 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15347 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15348 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15350 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15352 * config.gcc: Accept barcelona as a variant of amdfam10.
15353 * config/i386/i386.c (override_options): Likewise.
15354 * doc/invoke.texi: Likewise.
15356 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15358 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15359 offsets for BIT_FIELD_REF and COMPONENT_REF.
15361 2007-03-28 Richard Guenther <rguenther@suse.de>
15363 * tree.c (is_global_var): Move ...
15364 * tree-flow-inline.h (is_global_var): ... here.
15365 * tree.h (is_global_var): Remove declaration.
15367 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15369 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15371 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15372 * config/i386/i386.c (ix86_tune_features): Initialize new
15374 * config/i386/predicates.md (promotable_binary_operator): Use
15375 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15377 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15380 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15382 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15384 * config/fr30/fr30.md (movsi_internal): Change destination
15385 constraint from m to V and add m to the end.
15387 2007-03-28 Christian Bruel <christian.bruel@st.com>
15389 * config/sh/sh.md (movsi_i): Fix type attribute.
15391 2007-03-28 Christian Bruel <christian.bruel@st.com>
15393 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15394 (movsf_ie): Likewise.
15396 2007-03-28 Christian Bruel <christian.bruel@st.com>
15398 * config.gcc: Add sh4-300 to multilib.
15399 * config/sh/t-mlib-sh4-300: New file.
15401 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15403 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15404 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15405 fix_trunc<mode>di2.
15406 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15407 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15408 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15409 "fixuns_trunctddi2"): Whitespace fix.
15411 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15413 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15414 the definition of struct sh_args.
15415 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15416 CALL_COOKIE_INT_REG_GET): Likewise.
15418 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15420 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15421 transformations are applied successfully.
15423 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15425 * tree.c (tree_contains_struct): Permit 512 tree codes.
15426 * tree.h (tree_contains_struct): Ditto.
15427 (MAX_TREE_CODES): Ditto.
15428 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15429 SPARE member to store remaining padding bits.
15431 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15433 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15436 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15438 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15439 * configure: Regenerate.
15441 * configure: Regenerate using the correct version of autoconf.
15443 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15445 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15447 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15448 regs to "__SP_L__" and "__SP_H__".
15450 2007-03-27 Richard Guenther <rguenther@suse.de>
15452 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15453 computations with it with a HOST_WIDE_INT variable.
15455 2007-03-26 Mike Stump <mrs@apple.com>
15457 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15458 objective-c-header, objective-c++-header and objc++-cpp-output
15460 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15462 2007-03-26 Richard Henderson <rth@redhat.com>
15465 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15466 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15467 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15468 IX86_BUILTIN_PSRLQ128): New.
15469 (ix86_init_mmx_sse_builtins): Add them.
15470 (ix86_expand_builtin): Expand them.
15471 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15472 operand 2 be TImode.
15473 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15474 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15475 _mm_srli_epi64): Mark __B const.
15476 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15477 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15478 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15479 new two-vector shift builtins.
15481 2007-03-26 Ian Lance Taylor <iant@google.com>
15483 PR tree-optimization/31345
15484 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15485 [+INF, +INF(OVF)] into VARYING.
15487 2007-03-26 Zack Weinberg <zackw@panix.com>
15489 * gengtype-parse.c: New file.
15490 * gengtype-yacc.y: Delete.
15491 * gengtype-lex.l: Don't include gengtype-yacc.h.
15492 Define YY_DECL and yyterminate appropriately for recursive
15493 descent parser. yylval is now a string out-parameter to yylex.
15494 (HWS, EOID): New shorthand.
15495 (IWORD): Add a couple more types.
15496 (yylex): Add a setup stanza. Remove the complex rules for
15497 detecting GTY'ed types and typedefs; replace with simple
15498 keyword detectors. Adjust everything for the changed
15499 definition of yylval. Ignore all pp-directives, not just #define.
15501 (parse_file): Rename yybegin; do not call yyparse.
15503 * gengtype.c (xasprintf): Export again.
15504 (this_file): New. Use everywhere __FILE__ was being used.
15505 (get_lang_bitmap): Special case types defined in gengtype.c.
15506 (do_typedef, new_structure): Suppress definition of certain types.
15507 (new_structure): Improve diagnostics of duplicate definitions.
15508 Make sure location_s is associated with input.h.
15509 (nreverse_pairs, define_location_structures): New functions.
15510 (main): Improve tagging of kludge types. Remove old kludges
15511 for input.h types; use define_location_structures.
15512 * gengtype.h: Update prototypes. Define token codes here.
15513 * Makefile.in: Remove all references to gengtype-yacc.
15514 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15516 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15517 add GTY((skip)) to the field that's only conditionally there.
15518 * doc/install.texi: Document that Bison is no longer required
15519 unless building treelang.
15521 * gengtype.c: Don't include gtyp-gen.h.
15522 (srcdir): Declare here.
15523 (base_files, lang_dir_names): Allocate dynamically.
15524 (gt_files, num_gt_files, num_lang_dirs): New globals.
15525 (measure_input_list, read_input_line, read_input_list)
15526 (set_lang_bitmap): New functions.
15527 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15528 simplify, relying on read_input_list to set up the bitmaps.
15529 (main): Arguments are no longer unused. Check for correct number
15530 of command line arguments, set srcdir and srcdir_len, then call
15531 read_input_list, before doing anything else. No need to worry
15532 about duplicates in main loop.
15533 * configure.ac: Simplify the calculation of all_gtfiles.
15534 Put language tags in there. Don't set or substitute
15535 all_gtfiles_files_langs or all_gtfiles_files_frags.
15536 * Makefile.in: Revamp the way gengtype is invoked, now that it
15537 takes a file on its command line with a much simpler format.
15538 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15539 (GTFILES): Remove duplicates and C source files.
15540 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15541 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15542 * configure: Regenerate.
15544 * gengtype.h: Remove all type definitions to gengtype.c; leave
15545 only definitions of options_p, type_p, and pair_p as opaque
15546 pointers. Update prototypes.
15547 * gengtype.c: Many type definitions moved here from gengtype.h.
15548 Consolidate type definitions at the top of the file.
15549 (xvasprintf): Delete.
15550 (xasprintf): Make static.
15551 (create_nested_pointer_option): Add 'next' parameter.
15552 (create_field_all, create_field_at): New functions.
15553 (create_field): Now a thin wrapper around create_field_all.
15554 (create_optional_field): Rename create_optional_field_ and add
15555 line argument. Original name is now a macro which supplies
15557 (oprintf): Use vsnprintf directly.
15558 (close_output_files): Use fatal rather than perror/exit.
15559 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15560 (main): Set progname. Don't use exit.
15561 * gengtype-yacc.y (struct_fields): Use create_field_at.
15562 (option, optionseqopt): Delete.
15563 (optionseq): Consolidate productions from option here so we
15564 can use the first argument to create_option.
15566 * gengtype-lex.l: Distinguish unions from structures in the
15567 token type. Don't call find_structure; return the tag as a string.
15568 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15569 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15570 string. Reorganize typedef_struct production accordingly.
15571 Use create_nested_ptr_option.
15572 * gengtype.c (create_nested_ptr_option): New function.
15573 * gengtype.h: Declare it.
15575 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15576 (string_type): Don't declare.
15577 (do_scalar_typedef): Declare.
15578 (create_scalar_type): Update prototype.
15579 * gengtype.c (string_type): Make static.
15580 (scalar_nonchar, scalar_char): New.
15581 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15582 (resolve_typedef): Use scalar_nonchar for error recovery.
15583 (create_scalar_type): Remove name_len field. Return scalar_char
15584 or scalar_nonchar as appropriate.
15585 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15586 to use string_type.
15587 (throughout): Use scalar_nonchar instead of calling
15588 create_scalar_type, whenever possible.
15589 (main): Initialize scalar_char and scalar_nonchar before calling
15591 * gengtype-lex.l: Adjust for removal of second argument to
15592 create_scalar_type. Use yylval.s instead of yylval.t when
15594 * gengtype-yacc.y: Type of SCALAR is string. Call
15595 create_scalar_type from type:SCALAR rule. Adjust for removal of
15596 second argument to create_scalar_type.
15598 * vec.h: Remove all #if IN_GENGTYPE blocks.
15599 Add comment saying that changes may require adjustments to gengtype.
15600 * gengtype.c: Don't include coretypes.h or tm.h.
15601 Add comment to inclusion of errors.h.
15602 (note_def_vec, note_def_vec_alloc): New functions.
15603 * gengtype.h: Declare new functions.
15604 * gengtype-lex.l: Don't include coretypes.h.
15605 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15607 (update_lineno): Remove unnecessary prototype.
15608 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15609 (VEC rule): Just return VEC_TOKEN.
15610 * gengtype-yacc.y (VEC_TOKEN): New token type.
15611 (type): Add a production for VEC(a,b).
15612 * Makefile.in: Update dependencies.
15614 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15615 typedefs that use the old PARAMS macro.
15617 * gengtype-lex.l: Remove all rules and states relating to yacc
15619 * gengtype-yacc.y: Similarly.
15620 * gengtype.c (note_yacc_type): Delete function.
15621 * gengtype.h: Update prototypes.
15623 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15625 * tree-pretty-print.c (dump_generic_node): Report precision of
15626 unnamed integer types.
15628 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15630 * ifcvt.c (noce_try_store_flag_constants): Don't check
15631 no_new_pseudos here.
15632 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15633 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15634 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15635 noce_try_sign_mask): Likewise.
15636 (if_convert): Check no_new_pseudos here.
15638 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15640 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15641 (noce_get_condition): Handle new then_else_reversed argument.
15642 (noce_init_if_info): Remove, fold into noce_find_if_block.
15643 (noce_process_if_block): Take a struct noce_if_info as the
15644 argument. Don't set up one based on ce_if_info. Update pointer
15645 references accordingly.
15646 (cond_move_process_if_block): Likewise.
15647 (process_if_block): Removed.
15648 (find_if_block): Removed. Move functionality two new functions,
15649 noce_find_if_block and cond_exec_find_if_block.
15650 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15651 blocks and the symmetric IF-ELSE-JOIN case.
15652 (cond_exec_find_if_block): Also new function mostly based on old
15653 find_if_block and process_if_block.
15654 (find_if_header): Replace find_if_block call with separately
15655 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15656 (find_cond_trap): Update noce_get_condition call.
15657 (dead_or_predicable): Likewise.
15659 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15661 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15663 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15664 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15665 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15666 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15667 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15668 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15669 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15670 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15671 __builtin_ia32_psrad128 builtins.
15673 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15675 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15676 * config/i386/constraints.md
15677 (define_constraint "I"): Use IN_RANGE macro.
15678 (define_constraint "J"): Ditto.
15679 (define_constraint "K"): Ditto.
15680 (define_constraint "M"): Ditto.
15681 (define_constraint "N"): Ditto.
15682 (define_constraint "O"): Ditto.
15683 * config/i386/predicates.md
15684 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15685 (define_predicate "const_0_to_3_operand"): Ditto.
15686 (define_predicate "const_0_to_7_operand"): Ditto.
15687 (define_predicate "const_0_to_15_operand"): Ditto.
15688 (define_predicate "const_0_to_63_operand"): Ditto.
15689 (define_predicate "const_0_to_255_operand"): Ditto.
15690 (define_predicate "const_1_to_31_operand"): Ditto.
15691 (define_predicate "const_2_to_3_operand"): Ditto.
15692 (define_predicate "const_4_to_7_operand"): Ditto.
15694 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15696 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15697 in SImode for save_world.
15698 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15701 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15703 PR tree-optimization/30784
15704 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15707 2007-03-25 Revital Eres <eres@il.ibm.com>
15709 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15710 Fold movement_possibility function into it.
15712 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15714 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15715 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15716 (call_indirect_nonlocal_darwin64): Same.
15717 (call_nonlocal_darwin64): Same.
15718 (call_value_indirect_nonlocal_darwin64): Same.
15719 (call_value_nonlocal_darwin64): Same.
15720 (sibcall_nonlocal_darwin64): Same.
15721 (sibcall_value_nonlocal_darwin64): Same.
15722 (sibcall_symbolic_64): Same.
15723 (sibcall_value_symbolic_64): Same.
15724 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15726 (rs6000_emit_load_toc_table): Same.
15727 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15728 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15730 (divss_call): Same.
15731 (divus_call): Same.
15732 (quoss_call): Same.
15733 (quous_call): Same.
15734 (load_toc_v4_pic_si): Same
15735 (load_toc_v4_PIC_1): Same.
15736 (load_toc_v4_PIC_1b): Same.
15737 (call_indirect_aix{32,64}): Same.
15738 (call_value_indirect_aix{32,64}): Same.
15740 (call_value): Same.
15741 (call_local{32,64}): Same.
15742 (call_value_local{32,64}): Same.
15743 (call_indirect_nonlocal_aix{32,64}): Same.
15744 (call_nonlocal_aix{32,64}): Same.
15745 (call_value_indirect_nonlocal_aix{32,64}): Same.
15746 (call_value_nonlocal_aix{32,64}): Same.
15747 (call_indirect_nonlocal_sysv<mode>): Same.
15748 (call_nonlocal_sysv<mode>): Same.
15749 (call_value_indirect_nonlocal_sysv<mode>): Same.
15750 (call_value_nonlocal_sysv<mode>): Same.
15752 (sibcall_local{32,64}): Same.
15753 (sibcall_value_local{32,64}): Same.
15754 (sibcall_nonlocal_aix{32,64}): Same.
15755 (sibcall_value_nonlocal_aix{32,64}): Same.
15756 (sibcall_nonlocal_sysv<mode>): Same.
15757 (sibcall_value): Same.
15758 (sibcall_value_nonlocal_sysv<mode>): Same.
15760 2007-03-24 Paul Brook <paul@codesourcery.com>
15762 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15763 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15765 2007-03-24 Richard Henderson <rth@redhat.com>
15767 * config/ia64/constraints.md: New file.
15768 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15769 satisfies_constraint_?.
15770 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15771 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15772 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15773 ia64_output_mi_thunk): Likewise.
15774 (ia64_const_ok_for_letter_p): Remove.
15775 (ia64_const_double_ok_for_letter_p): Remove.
15776 (ia64_extra_constraint): Remove.
15777 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15778 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15779 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15780 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15781 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15782 EXTRA_MEMORY_CONSTRAINT): Remove.
15783 * config/ia64/ia64.md: Include constriants.md. Replace
15784 CONST_OK_FOR_? with satisfies_constraint_?.
15786 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15787 H.J. Lu <hongjiu.lu@intel.com>
15789 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15791 (name macros): Use DPD_BID_NAME to convert names properly.
15793 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15794 decimal floating point format.
15795 (init_floating_libfuncs): Change decimal functions so that they
15796 have a "bid_" prefix if the decimal system uses the BID format,
15797 and "dpd_" prefix if the decimal system uses the DPD format.
15798 (init_interclass_conv_libfuncs): Ditto.
15799 (init_intraclass_conv_libfuncs): Ditto.
15801 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15802 using the BID format.
15804 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15805 whether we are using the BID decimal format.
15806 * configure: Regenerate.
15808 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15809 the compiler has decimal floating point enabled. Define
15810 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15813 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15814 using the BID format.
15816 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15817 whether we are using the BID decimal format.
15818 * configure: Regenerate.
15820 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15821 the compiler has decimal floating point enabled. Define
15822 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15825 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15826 options, and that it is enabled for i386/x86_64 systems.
15828 * Makefile.in (enable_decimal_float): New.
15830 (DECNUMINC): Add -I$(DECNUMFMT).
15831 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15832 to $(DECNUMFMT) from $(DECNUM).
15834 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15835 Substitute enable_decimal_float.
15836 * configure: Regenerated.
15839 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15842 * configure.ac: Enable decimal float for x86_64-*-linux*.
15843 * configure: Regenerated.
15846 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15847 decimal128ClearSign to flip and clear the sign bit in decimal128.
15848 (decimal_real_maxval): Set decimal128SetSign to set the sign
15851 2007-03-23 Ian Lance Taylor <iant@google.com>
15853 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15855 2007-03-23 Ian Lance Taylor <iant@google.com>
15857 * tree-dump.c (dump_files): Correct comment.
15859 2007-03-23 Ian Lance Taylor <iant@google.com>
15861 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15863 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15865 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15866 in cfglayout mode. Don't go into and out of cfglayout mode.
15867 Link the blocks in the order of the constructed traces.
15868 (rest_of_handle_tracer): Adjust call to tracer.
15869 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15870 Don't go into cfglayout mode.
15871 (rtl_loop_done): Don't go out of cfglayout mode.
15872 * cfglayout.c (relink_block_chain): New function, split out from...
15873 (fixup_reorder_chain): ...here. Remove redundant checking.
15874 (cfg_layout_finalize): Don't clear the header, footer, and aux
15875 fields here, move the code to do so to relink_block_chain. Likewise
15876 for free_original_copy_tables.
15877 * rtl.h (tracer): Update prototype.
15878 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15879 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15880 mode. Use relink_block_chain to serialize the CFG according to the
15881 new basic block order. Move targetm.cannot_modify_jumps_p check from
15883 (gate_handle_reorder_blocks): ...to here.
15884 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15886 (gate_duplicate_computed_gotos): ...to here.
15887 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15888 something always changes when going into and out of cfglayout mode.
15889 Perform an expensive cfg cleanup while going into cfglayout mode.
15890 Always update liveness information on HAVE_conditional_execution
15891 targets. Reserialize the basic blocks and go out of cfglayout mode.
15892 * reg-stack.c: Include cfglayout.h.
15893 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15894 the call to reorder_basic_blocks.
15895 * basic-block.h (reorder_basic_blocks): Update prototype.
15896 (relink_block_chain): New prototype.
15897 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15899 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15901 * config/mips/mips.md (type, hazard, *movdi_32bit,
15902 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15903 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15904 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15905 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15906 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15908 (movcc): Change first xfer to multi.
15909 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15910 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15911 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15912 config/mips/generic.md: Change reservations using "xfer" to use
15914 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15915 using match_operand.
15916 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15917 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15919 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15921 2007-03-22 Richard Henderson <rth@redhat.com>
15923 * config/i386/i386.c: Remove unnecessary function declarations.
15924 Move targetm definition, and all related macros, to the end of
15925 the file. Resort some functions to put definitions before uses.
15926 (ix86_attribute_table): Make static. Move to end of file.
15927 (ix86_gimplify_va_arg): Make static.
15929 2007-03-22 Richard Henderson <rth@redhat.com>
15931 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15932 don't increase local_regparm with force_align_arg_pointer check.
15933 (ix86_function_sseregparm): Assert 32-bit.
15934 (type_has_variadic_args_p): New.
15935 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15936 type_has_variadic_args_p.
15937 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15938 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15939 use memset instead. Do maybe_vaarg check first; skip attribute
15940 tests if true; skip attribute tests for 64-bit.
15941 (construct_container): Remove TARGET_DEBUG_ARG.
15942 (function_arg_advance_32, function_arg_advance_64): Split out ...
15943 (function_arg_advance): ... from here.
15944 (function_arg_32, function_arg_64): Split out ...
15945 (function_arg): ... from here.
15946 (ix86_pass_by_reference): Tidy.
15947 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15948 (function_value_32): New, from parts of ix86_function_value
15949 and ix86_value_regno.
15950 (function_value_64): New, from parts of ix86_function_value
15951 and ix86_libcall_value.
15952 (ix86_function_value_1): New.
15953 (ix86_function_value, ix86_libcall_value): Use it.
15954 (return_in_memory_32, return_in_memory_64): Split out ...
15955 (ix86_return_in_memory): ... from here.
15956 (ix86_struct_value_rtx): Skip for 64-bit.
15957 (ix86_libcall_value, ix86_value_regno): Remove.
15958 (setup_incoming_varargs_64): Split out ...
15959 (ix86_setup_incoming_varargs): ... from here.
15960 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15961 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15962 * config/i386/i386-protos.h (ix86_function_value): Remove.
15963 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15965 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15968 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15969 infinities not supported, otherwise emit warning if -Woverflow. On
15970 underflow, emit warning if -Woverflow.
15971 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15973 * real.h (real_from_string): Update declaration
15975 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15976 Richard Henderson <rth@redhat.com>
15978 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15979 * calls.c (compute_argument_block_size, expand_call,
15980 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15981 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15982 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15983 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15984 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15985 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15986 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15987 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15990 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15992 * c-incpath.c (add_sysroot_to_chain): New.
15993 (merge_include_chains): Add sysroot argument. Call
15994 add_sysroot_to_chain if sysrooted.
15995 (register_include_chains): Update call to merge_include_chains.
15996 * doc/cppopts.texi: Document use of '=' in include directory
15999 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
16001 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
16002 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
16003 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
16004 insn pattern using X87MODEF12 mode macro.
16006 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
16008 * regmove.c (regmove_optimize): Use reg_mentioned_p
16009 instead of reg_overlap_mentioned_p for DST.
16011 2007-03-21 Mike Stump <mrs@apple.com>
16013 * c.opt: Fixup for Objective-C/C++.
16015 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16017 * explow.c (convert_memory_address): Fold memory reference when
16018 POINTERS_EXTEND_UNSIGNED < 0
16020 2007-03-21 Richard Henderson <rth@redhat.com>
16023 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16024 * config/i386/mmintrin.h (__m64): Likewise.
16025 * config/i386/xmmintrin.h (__m128): Likewise.
16027 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16029 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16030 (VXWORKS_OS_CPP_BUILTINS): Define.
16031 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16032 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16034 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16036 * rtl.h (constant_pool_reference_p): Delete.
16037 (find_constant_src): Declare.
16038 * rtlanal.c (find_constant_src): New function.
16039 * simplify-rtx.c (constant_pool_reference_p): Delete.
16040 * config/i386/i386.md: Use find_constant_src instead of
16041 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16043 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16045 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16046 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16048 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16050 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16051 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16052 (arm_elf_asm_constructor): Use it.
16053 (arm_elf_asm_destructor): New function.
16055 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16057 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16059 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16061 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16063 2007-03-19 Andrew Haley <aph@redhat.com>
16065 PR tree-optimization/31264
16066 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16067 VIEW_CONVERT_EXPRs.
16069 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16071 PR rtl-optimization/30907
16072 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16073 (fwprop_init): Always call loop_optimizer_initialize.
16074 (fwprop_done): Always call loop_optimizer_finalize.
16075 (fwprop): We always have loop info now.
16076 (gate_fwprop_addr): Remove.
16077 (pass_fwprop_addr): Use gate_fwprop as gate.
16079 PR rtl-optimization/30841
16080 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16081 df_chain_alloc): Call df_reorganize_refs unconditionally.
16082 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16083 refs_organized to refs_organized_size.
16084 (df_ref_create_structure): Use refs_organized_size instead of
16085 bitmap_size if refs had been organized, and keep refs_organized_size
16087 * df.h (struct df_ref_info): Change refs_organized to
16088 refs_organized_size.
16089 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16092 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16094 * except.c (output_function_exception_table): Do not reference the
16095 EH personality routine for functions that do not require an
16098 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16101 * c-typeck.c (convert_for_assignment): Call comptypes for
16102 RECORD_TYPE or UNION_TYPE.
16104 PR inline-asm/30505
16105 * reload1.c (reload): Do invalid ASM checking after
16106 cleanup_subreg_operands.
16108 2007-03-19 Jeff Law <law@redhat.com>
16110 * tree-cfg.c (find_taken_edge): Tighten conditions for
16111 optimizing computed gotos.
16113 2007-03-19 Michael Matz <matz@suse.de>
16115 * builtins.c (expand_builtin_sync_operation,
16116 expand_builtin_compare_and_swap,
16117 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16120 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16121 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16124 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16126 * doc/tm.texi: Add brackets around the return type of
16127 TARGET_SECONDARY_RELOAD.
16129 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16130 Richard Guenther <rguenther@suse.de>
16132 PR tree-optimization/31254
16133 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16134 Use handled_component_p () where appropriate. Continue
16135 propagating into the rhs if we propagated into an INDIRECT_REF
16138 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16140 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16141 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16142 (xde, xdee): Mode attributes adjusted to support DFP modes.
16143 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16144 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16145 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16146 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16147 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16148 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16149 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16151 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16152 "movsf"): Insn definitions removed.
16153 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16154 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16155 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16157 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16158 "reload_in<mode>", "reload_out<mode>"): Expander added.
16159 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16162 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16164 * config/s390/s390.md: Only non-functional changes. Renamed
16165 FPR mode macro to BFP all over the file.
16167 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16169 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16170 (op_type attribute): RRF instruction type added.
16171 (fT0): New mode attribute.
16172 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16173 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16174 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16175 instruction no secondary memory is needed when moving DFmode values
16176 between GPRs and FPRs.
16178 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16180 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16181 inverted and documentation adjusted.
16182 ("mhard-dfp", "msoft-dfp"): New options.
16183 * config/s390/s390.c (s390_handle_arch_option): New architecture
16185 (override_options): Sanity checks for the new options added.
16186 * config.gcc: New architecture switch: z9-ec.
16187 * config/s390/s390.h (processor_flags): PF_DFP added.
16188 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16189 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16190 when the bit is NOT set so remove it from the defaults.
16192 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16194 * genemit.c (main): Print include statement for dfp.h.
16195 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16198 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16200 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16202 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16205 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16206 instead of PATTERN.
16208 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16210 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16211 attr_length_call, output_call, output_indirect_call): Cleanup
16212 formatting of targetm calls.
16214 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16216 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16218 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16220 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16221 reservation, bypass and anti-bypass descriptions for these
16222 instructions. Update move patterns.
16223 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16226 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16228 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16229 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16230 (get_initial_def_for_reduction): Likewise.
16232 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16234 Fix PR tree-optimization/29922
16235 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16236 (get_representative): Removed.
16237 (value_dies_in_block_x): Update for rvuse removal.
16238 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16239 (compute_antic_aux): Handle when PHI nodes appear in
16240 non-single-successors.
16241 (dump_bitmap_of_names): Removed.
16242 (compute_antic_safe): Renamed and removed rvuse calculation.
16243 Calculate only antic safe.
16244 (insert_into_preds_of_block): Remove assert.
16245 (execute_pre): Update for renamed functions.
16246 (defer_or_phi_translate_block): New function.
16248 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16250 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16251 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16253 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16254 Follow spelling conventions.
16256 * tree-data-ref.h: Remove the prototype for analyze_array.
16258 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16260 PR tree-optimization/31041
16261 * tree-vect-transform.c (get_initial_def_for_induction): Call
16262 force_gimple_operand.
16264 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16266 * ipa-type-escape.c (look_for_casts) : Revert code to use
16267 handled_component_p due to ada test a-numaux.adb.
16269 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16271 * final.c (final_scan_insn): Alter the condition of a
16272 conditional trap if we have nonstandard CC.
16274 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16276 * configure.ac: Remove excess quoting from asm line 0 test.
16277 * configure: Rebuilt.
16279 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16281 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16282 * c-common.c (convert_and_check): Move warning logic to...
16283 (warnings_for_convert_and_check): ...here. Define.
16284 * c-common.h (warnings_for_convert_and_check): Declare.
16286 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16288 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16289 (output_call): Likewise.
16291 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16293 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16295 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16297 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16299 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16301 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16302 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16304 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16306 PR tree-optimization/31183
16307 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16308 Use double_int instead of unsigned int for representing access_strides.
16309 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16311 2007-03-16 Richard Guenther <rguenther@suse.de>
16313 PR tree-optimization/31146
16314 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16315 to allow recursion of forward_propagate_addr_expr.
16316 (forward_propagate_addr_into_variable_array_index): Likewise.
16317 (forward_propagate_addr_expr): Likewise.
16318 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16319 (forward_propagate_addr_expr_1): Recurse on simple copies
16320 instead of propagating into them. Do so for useless conversions
16322 (forward_propagate_addr_expr): Clean up unused statements after
16325 2007-03-16 Richard Guenther <rguenther@suse.de>
16327 * builtins.c (expand_builtin_cexpi): Use the right argument
16328 for the expansion via cexp.
16330 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16332 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16333 * configure: Rebuilt.
16335 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16338 * dwarf2out.c (force_type_die): Adjust comment.
16339 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16341 2007-03-15 DJ Delorie <dj@redhat.com>
16343 * config/frv/predicates.md (minmax_operator): Don't check operands
16346 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16348 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16349 Update constant estimates of number of iterations.
16350 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16351 argument renamed to "realistic".
16352 (compute_estimated_nb_iterations): Removed.
16353 (record_niter_bound): New function.
16354 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16355 call record_nonwrapping_iv with upper = false.
16356 (infer_loop_bounds_from_signedness): Pass upper argument to
16357 record_nonwrapping_iv.
16358 (estimate_numbers_of_iterations_loop): Do not call
16359 compute_estimated_nb_iterations. Record estimate based on profile
16360 information. Initialize the constant estimates of number of
16362 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16364 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16365 number of iterations is too small.
16366 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16367 (EST_NOT_AVAILABLE): Removed.
16368 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16369 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16372 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16374 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16375 Handle NE_EXPR guards.
16377 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16380 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16381 Set also -pedantic-errors by default for the preprocessor unless
16382 -fpermissive is given.
16384 2007-03-15 Richard Guenther <rguenther@suse.de>
16386 PR middle-end/29719
16387 PR middle-end/31161
16388 * builtins.c (expand_builtin_cexpi): As a fallback if we
16389 don't have builtins for sincos or cexp create a function
16390 declaration for cexp and expand to a call to that.
16391 (expand_builtin_int_roundingfn): Always fall
16392 back to floor/ceil and its variants even if they may be
16395 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16397 PR middle-end/31159
16398 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16399 jump tables, move the call to delete_dead_jumptables from here...
16400 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16401 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16402 don't allow merging of blocks that try_redirect_by_replacing_jump
16403 also does not handle when not optimizing.
16405 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16406 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16408 * config/i386/i386.md (x86_sahf_1): Correctly handle
16411 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16414 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16415 x86_64_general_operand as operand[2] predicate. Remove "iF"
16416 from operand constraints and use "e" constraint instead.
16417 (*subti3_1, *subti3_1 splitter): Ditto.
16418 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16419 operand[1] predicate.
16421 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16423 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16424 arrays, multiply the access strides by the size of the sub-array.
16425 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16427 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16429 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16430 the configured assembler supports the sahf mnemonic.
16431 * configure: Regenerate.
16432 * config.in: Regenerate.
16434 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16435 emit "sahf" or ".byte\t0x9e" as asm template.
16437 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16440 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16441 option to replace hard coded TARGET_xxx in md file.
16442 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16443 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16444 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16445 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16446 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16447 (X86_TUNE_NOT_VECTORMODE): Ditto.
16448 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16449 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16450 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16451 (TUNE_SLOW_IMUL_IMM8): Ditto.
16452 (TUNE_MOVE_M1_VIA_OR): Ditto.
16453 (TUNE_NOT_UNPAIRABLE): Ditto.
16454 (TUNE_NOT_VECTORMODE): Ditto.
16456 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16459 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16460 tuning options instead of hard coded TARGET_xxx.
16461 (fix ssemode peephole2's): Ditto.
16462 (imul peephole2's): Ditto.
16464 (movdi_or_rex64): Ditto.
16465 (move peephole2): Ditto.
16466 (not peephole2's): Ditto.
16468 2007-03-14 Dirk Mueller <dmueller@suse.de>
16470 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16471 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16472 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16474 * c-parser.c (c_parser_do_statement): Warn about empty body in
16475 do/while statement.
16476 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16477 * doc/invoke.texi (-Wempty-body): Update documentation.
16479 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16482 * c-common.h (warn_for_div_by_zero): Declare.
16483 * c-common.c (warn_for_div_by_zero): Define.
16484 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16487 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16489 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16490 to PREFIX and STANDARD_PREFIX.
16492 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16493 Phil Edwards <phil@codesourcery.com>
16495 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16496 (__gthread_once_t): Remove busy field for RTPs.
16497 (__GTHREAD_ONCE_INIT): Update accordingly.
16499 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16501 * doc/invoke.texi: Document VxWorks options.
16503 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16505 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16507 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16509 PR tree-optimization/30590
16510 * tree-nrv.c (tree_nrv): Check for the partial update of the
16513 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16515 * flags.h (flag_random_seed): Remove declaration, in favor of...
16516 * toplev.h (get_random_seed, set_random_seed): ... these.
16517 * tree.c (get_file_function_name): Use the former.
16518 * opts.c (common_handle_option): Use the latter.
16521 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16523 PR middle-end/31127
16524 * cse.c (cse_find_path): Do not bail out if a basic block that
16525 we already visited now becomes part of a path that starts at a
16526 different basic block. Just disallow this, to make sure we
16527 visit each basic block at most once.
16529 2007-03-13 Jan Hubicka <jh@suse.cz>
16531 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16532 attributes, when profile esitmate is present, calls with very low
16533 frequency are cold.
16535 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16537 PR tree-optimization/30730
16538 PR tree-optimization/26900
16539 * tree-ssa-loop-niter.c: Include gmp.h.
16540 (bounds): New type.
16541 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16542 split_to_var_and_offset, determine_value_range,
16543 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16544 bound_difference, bounds_add, bounds_negate,
16545 number_of_iterations_ne_max, dump_affine_iv): New functions.
16546 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16547 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16548 difference of initial and final value of control iv to validate
16550 (number_of_iterations_cond): Add loop parameter. Determine bounds
16551 on the difference of the extremes of the control iv. Add dumps.
16552 (expand_simple_operations): Handle phi nodes.
16553 (simplify_using_initial_conditions): Do not record used conditions.
16554 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16555 Do not set additional_info.
16556 (implies_nonnegative_p, implies_ge_p): Removed.
16557 (derive_constant_upper_bound): Do not use parameter `additional'.
16558 (record_estimate): Parameter `additional' removed. Parameter
16559 `i_bound' added. Do not call derive_constant_upper_bound.
16560 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16561 bound the number of iterations estimate.
16562 (estimate_numbers_of_iterations_loop): Pass the estimate from
16563 the number of iterations analysis to record_estimate.
16564 * tree.h (multiple_of_p): Declare.
16565 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16566 (scev_const_prop): Do not check expression_expensive_p.
16567 * fold-const.c (multiple_of_p): Exported.
16568 * double-int.c (double_int_mask): Exported.
16569 * double-int.h (double_int_mask): Declare.
16570 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16571 field. Added max field.
16573 2007-03-13 David Taylor <taylor@candd.org>
16576 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16579 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16582 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16583 two unamed patterns.
16585 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16587 * config/i386/i386.opt (mcx16, msahf): New options.
16588 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16589 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16591 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16592 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16593 Output -mcx16 and -msahf options when corresponding bit is set.
16595 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16596 and -msahf options.
16598 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16600 * configure.ac: Test for assembler tolerance to # 0 "".
16601 * configure, config.in: Rebuilt.
16602 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16604 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16606 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16608 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16609 (handle_syscall): Handle direct system calls.
16610 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16612 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16614 * doc/invoke.texi: Fix cpp.info cross-reference.
16615 * doc/passes.texi: Fix gcc.info cross-reference.
16617 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16619 PR tree-optimization/30835
16620 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16621 bb_for_stmt is not NULL before accessing it.
16623 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16625 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16628 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16631 * doc/install.texi: Document --enable-stage1-languages
16633 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16635 * tree-pass.h (pass_into_cfg_layout_mode,
16636 pass_outof_cfg_layout_mode): Declare.
16637 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16638 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16639 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16640 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16642 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16644 * c-decl.c (warn_variable_length_array): New function.
16645 Refactored from grokdeclarator to handle warn_vla
16646 and handle unnamed array case.
16647 (grokdeclarator): Refactored VLA warning case.
16648 * c.opt (Wvla): New flag.
16649 * doc/invoke.texi (Wvla): New warning.
16651 2007-03-12 Richard Henderson <rth@redhat.com>
16653 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16654 (TARGET_SECTION_TYPE_FLAGS): New.
16656 2007-03-12 Richard Henderson <rth@redhat.com>
16658 * config/darwin.c (machopic_reloc_rw_mask): New.
16659 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16660 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16662 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16664 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16665 * cppdefault.h (cpp_PREFIX): Document.
16666 (cpp_PREFIX_len): Likewise.
16667 (cpp_EXEC_PREFIX): New variable.
16668 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16669 * c-incpath.c (add_standard_paths): Correct logic for relocating
16670 paths within prefix.
16672 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16674 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16675 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16677 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16678 fix_truncdfdi_sse using SSEMODEF mode macro.
16679 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16680 fix_truncdfsi_sse using SSEMODEF mode macro.
16681 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16682 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16684 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16686 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16687 elfos.h to tm_file.
16689 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16691 * tree.h : Add multiple_of_p declaration.
16692 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16693 * ipa-type-escape.c (results_of_malloc): Redundant.
16694 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16695 (cast_type): Extended with new members.
16696 (check_cast): Returns cast_type.
16697 (cast): New structure for data of walk_use_def_chains.
16698 (is_malloc_result, is_cast_from_non_pointer_1,
16699 is_cast_from_non_pointer,
16700 is_array_access_through_pointer_and_index): New functions.
16701 (look_for_casts): Returns cast types.
16702 (check_call): Returns void.
16703 (okay_pointer_operation): Use support of pointer plus index,
16704 pointer plus constant and allow all multiplications.
16706 2007-03-11 Richard Guenther <rguenther@suse.de>
16708 PR tree-optimization/31115
16709 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16710 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16711 A shift count of zero is not special as with *_DIV_EXPR.
16712 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16715 2007-03-11 Ian Lance Taylor <iant@google.com>
16717 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16718 the *_DIV_EXPR codes correctly with overflow infinities.
16720 2007-03-11 Ira Rosen <irar@il.ibm.com>
16722 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16723 indicate success/failure of the analysis. Add negation to subtrahend
16724 in case of subtraction. Fail if both operands contain constants.
16725 (create_data_ref): Fail if analyze_offset fails.
16727 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16729 * config/i386/i386.md (frndintxf2): Rename to ...
16730 (rintxf2): ... this. Remove expander having same name.
16731 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16732 (roundsf2, rounddf2): Ditto.
16733 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16734 (lround<mode>di2, lround<mode>si2): Ditto.
16736 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16738 * lower-subreg.c: Include except.h.
16739 (decompose_multiword_subregs): Verify that the only control flow
16740 insns we can split are loads to multi-words pseudos.
16741 Handle breaking such blocks after splitting, instead of calling
16742 find_many_sub_basic_blocks.
16744 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16745 on the new basic block. Add a lengthy comment explaining why we
16746 thought this was necessary.
16747 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16749 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16752 * tree.c (walk_type_fields): Recurse into the element type of
16753 ARRAY_TYPEs if there is a pointer set.
16755 2007-03-10 Dirk Mueller <dmueller@suse.de>
16757 * c-common.c (warn_logical_operator): Fix condition.
16759 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16761 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16763 * config/darwin.c (machopic_select_section): Remove superfluous
16764 argument in call to categorize_decl_for_section. Remove unused
16767 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16769 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16771 * configure: Regenerate.
16773 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16776 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16777 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16778 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16779 Add LABEL_NUSES to emitted label.
16780 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16781 branch probability value to emitted jump insn.
16782 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16783 Do not check life information and do not re-arrange input operands
16784 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16786 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16788 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16789 the change of decode_asm_operands.
16791 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16793 * mode-switching.c (create_pre_exit): Skip blockage insn.
16795 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16797 * tree-pass.h (TODO_update_smt_usage): Remove.
16799 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16803 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16805 * pa.c (attr_length_call): Revise condition for long
16806 pc-relative branch.
16807 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16808 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16809 sequence on SOM target.
16811 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16813 * gcc.c: Document %{, in big comment at top.
16814 (input_suffix_matches): Remove special handling for .s and
16816 (input_spec_matches): New.
16817 (handle_braces): Handle %{,.
16818 (validate_switches): ',' indicates a value which is not a switch.
16819 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16820 to detect assembler input.
16821 * config/i386/sol2.h (CPP_SPEC): Likewise.
16822 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16823 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16824 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16825 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16826 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16827 -m64 causes deployment target to default to 10.5.
16828 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16830 2007-03-09 Richard Henderson <rth@redhat.com>
16833 * target.h (targetm.asm.out.reloc_rw_mask): New.
16834 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16835 (TARGET_ASM_OUT): Use it.
16836 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16837 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16838 use the new reloc_rw_mask target hook instead.
16839 (default_section_type_flags_1): Merge into...
16840 (default_section_type_flags): ... here.
16841 (decl_readonly_section_1): Merge into...
16842 (decl_readonly_section): ... here.
16843 (default_elf_select_section_1): Merge into...
16844 (default_elf_select_section): ... here.
16845 (default_unique_section_1): Merge into...
16846 (default_unique_section): ... here.
16847 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16848 (default_select_rtx_section): Use it.
16849 (default_elf_select_rtx_section): Likewise.
16850 * output.h: Update to match.
16851 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16852 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16853 (TARGET_ASM_RELOC_RW_MASK): New.
16854 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16855 to categorize_decl_for_section.
16856 (x86_64_elf_unique_section): Likewise.
16857 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16858 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16859 (TARGET_ASM_RELOC_RW_MASK): New.
16860 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16861 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16862 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16863 (TARGET_RWRELOC): Remove.
16864 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16865 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16866 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16867 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16868 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16869 (rs6000_xcoff_select_section): Use decl_readonly_section.
16870 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16871 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16872 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16873 (TARGET_SECTION_TYPE_FLAGS): Remove.
16874 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16876 2007-03-09 Roger Sayle <roger@eyesopen.com>
16878 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16879 complex constant equality/inequality comparisons for here.
16880 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16881 known at compile-time or can be simplified to a scalar comparison.
16882 (fold_relational_const): Move compile-time evaluation of complex
16883 constant equality/inequality comparisons to here.
16885 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16887 PR rtl-optimization/30643
16888 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16890 (fold_rtx): Recurse, like before 2006-11-03.
16892 2007-03-09 DJ Delorie <dj@redhat.com>
16894 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16897 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16899 PR tree-optimization/30375
16900 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16901 LHS of statements is not the same.
16902 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16904 2007-03-09 Chao-ying Fu <fu@mips.com>
16906 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16908 * doc/invoke.texi (-mdspr2): Document new option.
16909 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16910 New unspec for DSP REV 2.
16911 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16912 these instructions are extended in DSP REV 2.
16913 (mips-dspr2.md): Include.
16914 * config/mips/mips.opt (mdspr2): New option.
16915 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16916 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16917 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16918 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16919 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16920 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16921 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16923 (bdesc_map): Add one field of unsupported_target_flags.
16924 (bdesc_arrays): Update entries to have extra fields. Add
16926 (mips_init_builtins): Initialize new function types.
16927 Check unsupported_target_fileds to filter out builtins.
16928 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16930 (ASM_SPEC): Pass mdspr2 to the assembler.
16931 * config/mips/mips-dspr2.md: New file.
16933 2007-03-09 Sa Liu <saliu@de.ibm.com>
16935 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16937 2007-03-09 Ian Lance Taylor <iant@google.com>
16939 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16940 argument) like -Wstrict-overflow=2.
16941 * doc/invoke.texi (Warning Options): Update documentation.
16943 2007-03-09 Dirk Mueller <dmueller@suse.de>
16946 * doc/invoke.texi (-Wlogical-op): Document.
16947 * common.opt (-Wlogical-op): New.
16948 * c-common.h (warn_logical_operator): Declare.
16949 * c-common.c (warn_logical_operator): Define.
16950 * c-typeck.c (parser_build_binary_op): Call
16951 warn_logical_operator.
16953 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16955 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16956 * final.c (final_scan_insn): Test for non-"" file name.
16958 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16960 * doc/loop.texi: Document the Omega linear constraints solver.
16961 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16962 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16963 omega-hash-table-size, omega-max-keys, and
16964 omega-eliminate-redundant-constraints.
16965 * tree-pass.h (pass_check_data_deps): Declared.
16968 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16969 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16970 pass_check_data_deps): New.
16971 * tree-data-ref.c (init_data_ref): Remove declaration.
16972 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16973 (analyze_array): Renamed init_array_ref, move up initializations.
16974 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16975 Removed arguments that are set to NULL.
16976 (analyze_indirect_ref): Correct indentation, correct call to
16978 (object_analysis): Call init_array_ref instead of analyze_array.
16979 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16980 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16981 of DR_ACCESS_FNS_ADDR.
16982 (init_omega_eq_with_af, omega_extract_distance_vectors,
16983 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16984 ddr_consistent_p): New.
16985 (compute_affine_dependence): Check consistency of ddrs when
16986 flag_check_data_deps is passed.
16987 (analyze_all_data_dependences): Uncomment.
16988 (tree_check_data_deps): New.
16989 * tree-data-ref.h: Include omega.h.
16990 (DR_ACCESS_FNS_ADDR): Removed.
16991 (data_dependence_relation): Add inner_loop.
16992 (DDR_INNER_LOOP): New.
16993 * common.opt (fcheck-data-deps): New.
16994 * tree-flow.h (tree_check_data_deps): Declare.
16995 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16996 (OBJS-common): Depend on omega.o.
16998 * passes.c (pass_check_data_deps): Scheduled.
16999 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
17000 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
17001 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
17002 PARAM_VECT_MAX_VERSION_CHECKS,
17003 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
17005 2007-03-09 Richard Guenther <rguenther@suse.de>
17007 PR tree-optimization/30904
17008 PR middle-end/31058
17009 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17010 the same way as *_DIV_EXPR.
17012 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17014 * recog.c (decode_asm_operands): No mixed declarations and code.
17016 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17018 * rtl.def (ASM_INPUT): Add location.
17019 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17020 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17021 (decode_asm_operands): Add loc operand.
17022 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17023 * stmt.c (expand_asm): Rename to...
17024 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17025 gen_rtx_ASM_INPUT_loc.
17026 (expand_asm_expr): Adjust.
17027 * recog.c (decode_asm_operands): Add loc operand.
17028 (check_asm_operands, extract_insn): Adjust.
17029 * reload1.c (maybe_fix_stack_asms): Likewise.
17030 * final.c (asm_insn_count): Likewise.
17031 (final_scan_insn): Output # line before and after asm.
17033 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17035 * tree-ssa-structalias.c (variable_info): Remove
17037 (new_var_info): Ditto.
17038 (shared_bitmap_info_t): New structure.
17039 (shared_bitmap_table): New variable.
17040 (shared_bitmap_hash): New function.
17041 (shared_bitmap_eq): Ditto
17042 (shared_bitmap_lookup): Ditto.
17043 (shared_bitmap_add): Ditto.
17044 (merge_smts_into): Change to take bitmap directly.
17045 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17046 (init_alias_vars): Init shared bitmap hashtable.
17047 (delete_points_to_sets): Delete shared bitmap hashtable.
17048 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17049 is_aliased removal as a change that was still necessary was
17052 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17054 * config/i386/i386.h (override_options): Conditionally disable
17055 x86_sahf for 64bit targets only.
17057 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17060 * c-decl.c (merge_decls): Don't call make_var_volatile.
17061 * varasm.c (make_var_volatile): Remove.
17062 * output.h (make_var_volatile): Remove.
17064 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17066 PR tree-optimization/31085
17067 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17069 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17071 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17072 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17073 ATTR_CONST_NOTHROW_LIST.
17075 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17078 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17080 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17082 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17085 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17087 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17088 passed, use shared libgcc.
17090 2007-03-08 Roger Sayle <roger@eyesopen.com>
17092 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17093 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17094 (honor_protect_cleanup_actions, lower_try_finally_switch):
17096 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17097 ifc_temp_var): Likewise.
17098 * tree-inline.c (setup_one_parameter): Likewise.
17099 * tree-mudflap.c (mf_decl_cache_locals,
17100 mf_build_check_statement_for): Likewise.
17101 * tree-nested.c (init_tmp_var, save_tmp_var,
17102 finalize_nesting_tree_1): Likewise.
17103 * tree-outof-ssa.c (insert_copy_on_edge,
17104 insert_backedge_copies): Likewise.
17105 * tree-profile.c (tree_gen_edge_profiler,
17106 tree_gen_ic_profiler): Likewise.
17107 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17108 * tree-sra.c (sra_build_assignment): Likewise.
17109 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17110 * tree-ssa-math-opts.c (insert_reciprocals,
17111 execute_cse_sincos_1): Likewise.
17112 * tree-tailcall.c (adjust_accumulator_values,
17113 adjust_return_value): Likewise.
17114 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17115 * tree-vect-transform.c (vect_create_data_ref_ptr,
17116 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17117 vect_create_epilog_for_reduction, vectorizable_reduction,
17118 vectorizable_call, vectorizable_conversion,
17119 vectorizable_assignment, vectorizable_operation,
17120 vectorizable_type_demotion, vect_gen_widened_results_half,
17121 vect_permute_store_chain, vectorizable_store,
17122 vect_setup_realignment, vect_permute_load_chain,
17123 vectorizable_load, vectorizable_condition,
17124 vect_create_cond_for_align_checks): Likewise.
17125 * tree-vrp.c (build_assert_expr_for): Likewise.
17127 2007-03-08 Ian Lance Taylor <iant@google.com>
17129 * tree-vrp.c: Include "intl.h".
17130 (usable_range_p): New static function.
17131 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17132 overflowed values, juts set *strict_overflow_p.
17133 (compare_values): Only return -2 if one of the operands is not a
17135 (compare_ranges): Call usable_range_p.
17136 (compare_range_with_value): Likewise.
17137 (vrp_evaluate_conditional_warnv): Rename from
17138 vrp_evaluate_conditional. Make static. Change all callers.
17139 (vrp_evaluate_conditional): New function.
17140 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17141 on signed overflow.
17142 (simplify_abs_using_ranges): Likewise.
17143 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17144 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17145 within_stmt parameter.
17146 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17147 vrp_evaluate_conditional.
17148 * tree-ssa-threadedge.c
17149 (record_temporary_equivalences_from_stmts_at_dest): Change
17150 simplify parameter to take a second tree parameter.
17151 (simplify_control_stmt_condition): Likewise.
17152 (thread_across_edge): Likewise.
17153 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17154 (thread_across_edge): Likewise.
17155 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17157 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17159 * config/i386/i386.h (TARGET_SAHF): New define.
17160 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17161 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17162 (x86_sahf): New global variable.
17163 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17164 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17165 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17166 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17168 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17169 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17170 when expanding fcomi/sahf based tests.
17171 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17172 expanding sahf based alternative. Emit sahf based sequence when
17173 optimizing for code size.
17174 * config/i386/i386.md (x86_sahf_1): Do not disable for
17175 TARGET_64BIT, enable for TARGET_SAHF.
17177 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17179 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17180 spurious whitespace from error message.
17182 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17185 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17187 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17189 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17191 * tree-sra.c (instantiate_element): Propagate disabled warnings
17192 from the element itself to the created variable.
17194 2007-03-07 Richard Henderson <rth@redhat.com>
17197 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17198 silently fix up the stack in the case of a missing register.
17200 2007-03-07 Paul Brook <paul@codesourcery.com>
17202 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17204 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17206 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17208 (phase1_vrs): Use them.
17209 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17210 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17211 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17212 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17213 __gnu_Unwind_Restore_WMMXC if required.
17214 (_Unwind_VRS_Pop): Implement iWMMXt support.
17215 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17216 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17217 gnu_Unwind_Save_WMMXC): Define.
17219 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17221 * config/vxworks.h (vxworks_override_options): Declare.
17222 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17223 * config/vxworks.c: Include target.h and toplev.h.
17224 (vxworks_override_options): New function.
17225 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17227 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17229 * config/s390/s390.c (override_options): Don't emit an error when
17230 -mstack-size is used without providing -mstack-guard.
17231 (s390_emit_prologue): Choose stack_guard value automatically if not
17232 provided via command line.
17233 * doc/invoke.texi: Adjust description of -mstack-guard and
17236 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17238 * config/i386/i386.c (output_set_got): Add a GOT initialization
17239 sequence for VxWorks PIC.
17240 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17241 around labels as well as symbols. Use gotoff_operand instead
17242 of local_symbolic_operand.
17243 (legitimize_pic_address): Use gotoff_operand instead of
17244 local_symbolic_operand. Use @GOT accesses for labels as
17246 (ix86_output_addr_diff_elt): Use PC-relative rather than
17247 GP-relative offsets for VxWorks PIC.
17248 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17249 no_new_pseudos. Check whether the returned register is op0.
17250 * config/i386/i386.md (tablejump): Use PC-relative rather than
17251 GP-relative offsets for VxWorks PIC.
17252 * config/i386/predicates.md (gotoff_operand): New predicate.
17254 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17256 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17258 * config/vxworks-dummy.h: New file.
17259 * config/i386/i386.h: Include it.
17261 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17263 * dwarf2out.c (is_inlined_entry_point): New
17264 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17265 DW_AT_ranges if the first subblock is the entry point.
17267 2007-03-06 David Daney <ddaney@avtrex.com>
17269 * doc/install.texi (mips-*-*): Change recommended binutils
17272 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17274 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17275 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17277 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17278 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17280 2007-03-06 Jan Hubicka <jh@suse.cz>
17282 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17283 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17285 (probably_cold_bb_p): Cold functions are cold.
17286 (probably_never_executed_bb_p): Cold functions are cold.
17287 (tree_bb_level_predictions): Predict calls to cold functions as not
17289 (compute_function_frequency): Check hot/cold attributes.
17290 * function.h (function_frequency): Update comments.
17291 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17292 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17293 (c_common_att): Add cold and hot.
17295 * doc/extend.texi (hot,cold attributes): Document.
17297 2007-03-06 Andrew Haley <aph@redhat.com>
17299 * function.c (expand_function_end): Move blockage to just after we
17300 emit the label for the naked return from the function.
17302 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17304 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17307 2007-03-06 Jan Hubicka <jh@suse.cz>
17309 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17310 loaded for constant large models. Non-large 64bit PIC can do.
17311 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17312 * cmodel.h: Add LARGE PIC.
17313 * i386.md (UNSPEC_PLTOFF): New.
17314 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17316 (*call_1_rex64): Disable for large models.
17317 (*call_1_rex64_large): New.
17318 (*call_value_1_rex64): Disable for large models.
17319 (*call_value_1_rex64_large): New.
17320 (set_rip_rex4): New.
17321 (set_got_offset_rex64): New.
17322 * predicates.md (constant_call_address_operand): For large model
17323 constant calls are not possible.
17324 * i386-protos.h (construct_plt_address): Declare.
17325 * i386.c (override_options): Accept large models.
17326 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17327 (legitimate_constant_p): Add new UNSPECs.
17328 (legitimate_pic_operand_p): Likewise.
17329 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17330 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17332 (output_pic_addr_const): Add PLTOFF.
17333 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17334 (ix86_expand_move): Legitimize pic address when in PIC mode.
17335 (construct_plt_address): New function.
17336 (ix86_expand_call): Offload the address to register and use GOT
17337 pointer for large model.
17338 * invoke.texi (mcmodel=large): Update documentation.
17340 2007-03-06 Richard Henderson <rth@redhat.com>
17342 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17343 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17344 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17345 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17346 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17347 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17348 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17349 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17350 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17351 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17352 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17353 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17354 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17355 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17356 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17357 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17358 x86_schedule, x86_use_bt, x86_pad_returns,
17359 x86_use_xchgb): Merge into ...
17360 (ix86_tune_features): ... here. New array.
17361 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17362 x86_bswap): Merge into ...
17363 (ix86_arch_features): ... here. New array.
17364 (x86_3dnow_a): Remove.
17365 (x86_accumulate_outgoing_args): Make static.
17366 (x86_arch_always_fancy_math_387): Make static.
17367 (ix86_tune_mask, ix86_arch_mask): Move ...
17368 (override_options): ... to local variables here. Apply the
17369 appropriate mask to each element of ix86_arch_features and
17370 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17371 as were done in the old macros.
17372 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17373 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17374 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17375 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17376 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17377 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17378 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17379 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17380 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17381 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17382 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17383 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17384 x86_accumulate_outgoing_args, x86_prologue_using_move,
17385 x86_epilogue_using_move, x86_decompose_lea,
17386 x86_arch_always_fancy_math_387, x86_shift1,
17387 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17388 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17389 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17390 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17391 x86_use_incdec, x86_pad_returns, x86_bswap,
17392 x86_partial_flag_reg_stall): Remove.
17393 (enum ix86_tune_indices): New.
17394 (ix86_tune_features): New.
17395 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17396 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17397 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17398 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17399 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17400 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17401 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17402 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17403 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17404 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17405 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17406 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17407 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17408 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17409 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17410 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17411 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17412 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17413 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17414 TARGET_EXT_80387_CONSTANTS): Use it.
17415 (enum ix86_arch_indices): New.
17416 (ix86_arch_features): New.
17417 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17418 TARGET_BSWAP): Use it.
17419 (ix86_tune_mask, ix86_arch_mask): Remove.
17421 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17424 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17425 Define using $${sysroot_headers_suffix}.
17426 * configure: Regenerate.
17427 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17428 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17430 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17431 * gcc.c (print_sysroot_headers_suffix): New.
17432 (option_map): Include --print-sysroot-headers-suffix.
17433 (display_help): Mention -print-sysroot-headers-suffix.
17434 (process_command): Handle -print-sysroot-headers-suffix.
17435 (do_spec_1): Append multilib directory to include-fixed path if
17436 sysroot suffixes in use.
17437 (main): Handle -print-sysroot-headers-suffix.
17438 * Makefile.in (start.encap): Don't depend on xlimits.h
17439 (xlimits.h): Remove.
17440 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17441 limits.h for each multilib in fixinc_list.
17442 (fixinc_list, s-fixinc_list): New.
17443 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17444 generate them for each multilib in fixinc_list.
17445 (stmp-fixproto): Use include-fixed. Run fixproto for each
17446 multilib in fixinc_list.
17447 (mostlyclean): Don't remove xlimits.h.
17448 (clean): Remove include-fixed.
17449 (real-install-headers-tar, real-install-headers-cpio,
17450 real-install-headers-cp): Don't copy include, only include-fixed.
17451 (install-mkheaders): Depend on fixinc_list. Don't depend on
17452 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17453 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17454 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17456 2007-03-06 Jan Hubicka <jh@suse.cz>
17458 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17461 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17463 * configure.ac: Allow tm_file to contain build-directory files.
17464 * configure: Regenerate.
17465 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17466 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17467 * config/m68k/print-sysroot-suffix.sh: New file.
17469 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17471 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17472 of pic_offset_table_rtx if reload_completed.
17473 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17474 PIC_OFFSET_TABLE_REGNUM.
17475 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17477 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17478 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17480 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17482 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17483 functions that call eh_return.
17485 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17487 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17488 functions that need a constant pool.
17490 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17493 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17494 (m68k_preferred_reload_class): Likewise.
17495 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17496 (SECONDARY_RELOAD_CLASS): Define.
17497 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17498 (LIMIT_RELOAD_CLASS): Delete.
17499 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17500 registers from storing bytes.
17501 (m68k_secondary_reload_class): New function.
17502 (m68k_preferred_reload_class): Likewise.
17504 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17506 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17508 (m68k_expand_prologue): Likewise.
17510 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17512 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17513 (mips_expand_epilogue): Add a bool parameter.
17514 (m68k_legitimize_sibcall_address): Declare.
17515 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17516 (m68k_expand_epilogue): Add a parameter to select between sibling
17517 and normal epilogues. Only generate a return for the latter.
17518 (m68k_ok_for_sibcall_p): New function.
17519 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17520 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17521 (sibcall_value, *sibcall_value): Likewise.
17522 (*call, *call_value): Require !SIBLING_CALL_P.
17523 (epilogue): Update call to m68k_expand_epilogue.
17524 (sibcall_epilogue): New pattern.
17525 * config/m68k/predicates.md (const_call_operand): Say that this
17526 predicate applies to sibling calls too.
17527 (sibcall_operand): New predicate.
17529 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17531 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17532 alternatives as movsi_cf.
17533 (movsf_cf_hard): Add commentary.
17535 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17536 Richard Sandiford <richard@codesourcery.com>
17538 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17539 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17540 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17541 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17542 as being live on exit from an interrupt function.
17543 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17544 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17545 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17546 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17547 (m68k_interrupt_function_p): Globalize.
17548 (m68k_compute_frame_layout): Remove reverse mask code.
17549 (m68k_emit_movem, m68k_set_frame_related): New functions.
17550 (m68k_output_function_prologue): Delete in favor of...
17551 (m68k_expand_prologue): ...this new function.
17552 (m68k_output_function_epilogue): Delete in favor of...
17553 (m68k_expand_epilogue): ...this new function.
17554 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17556 (print_operand): Handle %?.
17557 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17558 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17559 (prologue, epilogue): New patterns.
17560 (return): Turn into a define_expand.
17561 (*return): New pattern, derived from old "return" pattern. Use rte
17562 rather than rts for interrupt functions. Only use rtd if the pop
17564 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17565 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17566 (link, *link, unlink, *unlink, load_got): Likewise.
17568 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17572 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17573 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17574 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17575 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17576 and m68k_matches_u_p.
17577 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17578 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17579 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17580 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17581 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17582 (REG_STRICT_P): New macro.
17583 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17584 PCREL_GENERAL_OPERAND_OK.
17585 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17586 m68k_legitimate_base_reg_p.
17587 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17588 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17589 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17590 * config/m68k/m68k.c (m68k_address): New structure.
17591 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17592 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17593 (m68k_jump_table_ref_p, m68k_decompose_address)
17594 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17595 (m68k_matches_u_p): New functions.
17596 (print_operand_address): Rewrite to use m68k_decompose_index.
17598 2007-03-05 David Taylor <dtaylor@emc.com>
17600 * gcc.c: Correct copyright date in --version output.
17602 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17604 * pa.md: In unamed move patterns, disparge copies between general
17605 and floating point registers using '?' modifier. Don't include 'f'
17606 constraint for register preferences in DImode, SImode, HImode and
17607 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17608 Remove constraints for copies between general and floating registers
17609 in soft-float DFmode pattern.
17610 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17614 2007-03-05 Mike Stump <mrs@apple.com>
17616 * c-common.c (targetcm): Add.
17617 * c-opts.c (c_common_handle_option): Handle language specific
17619 * opts.c (handle_option): Verify language for target options, if
17621 * opth-gen.awk: Add CL_LANG_ALL.
17622 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17623 (TARGETCM_INITIALIZER): Add.
17624 * target.h (struct gcc_targetcm): Add.
17626 * targhooks.c (default_handle_c_option): Add.
17627 * targhooks.h (default_handle_c_option): Add.
17628 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17630 * config/darwin.opt (iframework): Add.
17631 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17632 * config/darwin-c.c (handle_c_option): Add.
17633 (TARGET_HANDLE_C_OPTION): Add.
17635 * doc/invoke.texi (Darwin Options): Add -iframework.
17637 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17639 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17642 2007-03-05 Ian Lance Taylor <iant@google.com>
17644 * c.opt (fgnu89-inline): New option.
17645 * c-opts.c (c_common_post_options): Set default value for
17647 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17648 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17650 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17651 (grokdeclarator, start_function): Likewise.
17652 * c-cppbuiltin.c (c_cpp_builtins): Define either
17653 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17654 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17655 (C Dialect Options): Document -fgnu89-inline.
17656 * doc/extend.texi (Function Attributes): Explain what the
17657 gnu_inline attribute does.
17658 * doc/cpp.texi (Common Predefined Macros): Document
17659 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17661 2007-03-05 Ian Lance Taylor <iant@google.com>
17663 PR tree-optimization/31034
17664 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17665 half-range if the other side is an overflow infinity.
17667 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17669 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17670 (bfin*-linux-uclibc*): New configuration.
17671 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17673 * config/bfin/linux.h: New file.
17674 * config/bfin/libgcc-bfin.ver: New file.
17675 * config/bfin/t-bfin-uclinux: New file.
17676 * config/bfin/t-bfin-linux: New file.
17677 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17678 (TARGET_OS_CPP_BUILTINS): New macro.
17680 2007-03-05 Richard Guenther <rguenther@suse.de>
17682 * fold-const.c (fold_binary): Remove duplicate folding
17683 of comparison of non-null ADDR_EXPR against null.
17685 2007-03-05 Richard Guenther <rguenther@suse.de>
17686 Dorit Nuzman <dorit@il.ibm.com>
17688 PR tree-optimization/26420
17689 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17690 are no loops in the function. Only print the number of
17691 vectorized loops if it is greater than zero or we are supposed
17692 to print information about unvectorized loops.
17694 2007-03-05 Revital Eres <eres@il.ibm.com>
17696 * gcc.dg/var-expand1.c: New test.
17697 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17698 when an accumulator is expanded.
17700 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17703 * c-common.c (convert_and_check): Don't give warnings for
17704 conversion if 'expr' already overflowed.
17706 2007-03-04 Roger Sayle <roger@eyesopen.com>
17708 PR middle-end/30744
17709 * fold-const.c (fold_comparison): Enforce type consistency when
17710 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17712 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17714 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17715 containing a cast to the base of TARGET_MEM_REF.
17717 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17719 * tree.c (tree_contains_struct_check_failed): Remove spurious
17720 whitespace from error message.
17722 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17725 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17726 instead of precision.
17728 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17729 Nathan Sidwell <nathan@codesourcery.com>
17731 * emit-rtl.c (find_auto_inc): New.
17732 (try_split): recreate REG_INC notes,
17733 Use regular for loops rather than whiles.
17735 2007-03-03 Andreas Schwab <schwab@suse.de>
17737 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17738 * configure: Regenerate.
17740 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17742 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17743 flag_rounding_math, not flag_unsafe_math_optimizations.
17745 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17747 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17748 alpha_fold_vector_minmax): Likewise.
17749 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17750 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17752 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17754 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17755 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17756 if the lhs has side-effects.
17757 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17759 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17761 * config/i386/i386.h (TUNEMASK): Remove define.
17762 (ARCHMASK): Remove define.
17763 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17764 Use ix86_arch_mask variable instead of ARCHMASK.
17765 * config/i386/i386.c (override_options): Ditto.
17766 (standard_80387_constant_p): Ditto.
17768 2007-03-02 Ian Lance Taylor <iant@google.com>
17770 Used signed infinities in VRP.
17771 * tree-vrp.c (uses_overflow_infinity): New static function.
17772 (supports_overflow_infinity): New static function.
17773 (make_overflow_infinity): New static function.
17774 (negative_overflow_infinity): New static function.
17775 (positive_overflow_infinity): New static function.
17776 (is_negative_overflow_infinity): New static function.
17777 (is_positive_overflow_infinity): New static function.
17778 (is_overflow_infinity): New static function.
17779 (overflow_infinity_range_p): New static function.
17780 (compare_values_warnv): New function split out of compare_values.
17781 (compare_value): Call it.
17782 (set_value_range_to_nonnegative): Add overflow_infinity
17783 parameter. Change caller.
17784 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17786 (vrp_expr_computes_nonzero): Likewise.
17787 (compare_ranges, compare_range_with_value): Likewise.
17788 (compare_name_with_value, compare_names): Likewise.
17789 (vrp_evaluate_conditional): Likewise.
17790 (set_value_range): Handle infinity
17791 (vrp_operand_equal_p, operand_less_p): Likewise.
17792 (extract_range_from_assert): Likewise.
17793 (vrp_int_const_binop): Likewise.
17794 (extract_range_from_binary_expr): Likewise.
17795 (extract_range_from_unary_expr): Likewise.
17796 (extract_range_from_comparison): Likewise.
17797 (extract_range_from_expr): Likewise.
17798 (dump_value_range): Likewise.
17799 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17800 (test_for_singularity): Likewise.
17801 (vrp_int_const_binop): Remove inline qualifier.
17802 (adjust_range_with_scev): Add comment.
17803 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17805 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17807 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17808 (get_constraint_for): Likewise.
17809 (do_structure_copy): Likewise.
17810 (find_func_aliases): Fix references to MODIFY_EXPR.
17811 (intra_create_variable_infos): Tidy.
17812 * tree-ssa-operands.c (add_virtual_operand): Add argument
17814 When adding members of alias sets, if IS_CALL_SITE is true and
17815 the symbol is not call-clobbered, skip it.
17816 Adjust all callers.
17818 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17820 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17821 entry by means of emit_insn_at_entry.
17823 2007-03-02 Richard Henderson <rth@redhat.com>
17825 * expr.h (promoted_input_arg): Remove decl.
17826 * function.c (promoted_input_arg): Merge into ...
17827 * combine.c (setup_incoming_promotions): ... only caller.
17828 Rearrange to avoid double loop.
17830 2007-03-02 Ben Elliston <bje@au.ibm.com>
17831 Peter Bergner <bergner@vnet.ibm.com>
17832 Janis Johnson <janis187@us.ibm.com>
17834 * config/rs6000/dfp.md: New file.
17835 * config/rs6000/rs6000.md: Include dfp.md.
17836 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17837 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17838 and TDmode decimal float modes in FP registers.
17839 (num_insns_constant): Likewise.
17840 (rs6000_legitimate_offset_address_p): Likewise.
17841 (rs6000_legitimize_address): Likewise.
17842 (rs6000_legitimize_reload_address): Likewise.
17843 (rs6000_legitimate_address): Likewise.
17844 (rs6000_emit_move): Likewise.
17845 (function_arg_boundary): Likewise.
17846 (function_arg_advance): Likewise.
17847 (rs6000_darwin64_record_arg_recurse): Likewise.
17848 (function_arg): Likewise.
17849 (rs6000_gimplify_va_arg): Likewise.
17850 (rs6000_split_multireg_move): Likewise.
17851 (rs6000_output_function_epilogue): Likewise.
17852 (rs6000_output_function_epilogue): Likewise.
17853 (rs6000_register_move_cost): Likewise.
17854 (rs6000_function_value): Likewise.
17855 (rs6000_libcall_value): Likewise.
17857 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17859 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17861 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17863 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17864 Use $MULTIDIR to choose between the kernel and RTP headers,
17865 and use $WIND_BASE and $WIND_USR to locate them.
17867 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17869 * config/i386/i386.c (override_options): Put initialization of
17870 ix86_tune_mask and ix86_arch_mask to the correct place.
17872 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17873 Michael Meissner <michael.meissner@amd.com>
17876 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17877 (ARCHMASK): Define.
17878 (TARGET_CMOVE): Use ARCHMASK.
17879 (TARGET_CMPXCHG): Ditto.
17880 (TARGET_CMPXCHG8B): Ditto.
17881 (TARGET_XADD): Ditto.
17882 (TARGET_BSWAP): Ditto.
17883 * config/i386/i386.c (ix86_tune_mask): New global variable.
17884 (ix86_arch_mask): Ditto.
17885 (override_options): Initialize ix86_tune_mask and
17886 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17889 2007-03-02 Ben Elliston <bje@au.ibm.com>
17892 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17894 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17896 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17897 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17898 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17899 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17901 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17902 rs6000_init_dwarf_reg_sizes_extra): New.
17903 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17904 SPE register high parts.
17906 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17908 * Makefile.in: Add install-pdf target as
17909 copied from automake v1.10 rules.
17910 * configure.ac: Add install-pdf to target list.
17911 * configure: Regenerate.
17913 2007-03-01 Paul Brook <paul@codesourcery.com>
17915 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17916 modes to LDRD for DImode.
17917 (output_move_double): Fixup out of range ldrd/strd.
17918 (vfp_secondary_reload_class): Rename...
17919 (coproc_secondary_reload_class): ... to this. Add wb argument.
17920 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17921 coproc_secondary_reload_class for CLASS_IWMMXT.
17922 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17923 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17925 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17927 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17928 unroll factor by the estimated number of iterations.
17929 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17930 than prefetch latency.
17932 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17933 decode_caches_intel, detect_caches_intel): New functions.
17934 (host_detect_local_cpu): Use detect_caches_amd and
17935 detect_caches_intel.
17937 2007-03-01 Richard Henderson <rth@redhat.com>
17939 * expr.c (emit_move_complex_push): Export.
17940 (emit_move_complex_parts): Split out from ...
17941 (emit_move_complex): ... here.
17942 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17943 * config/i386/i386.md (movcdi): New.
17945 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17947 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17948 size of mode1 to check for tieable modes in MMX case.
17950 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17952 * Makefile.in (rtlanal.o): Depend on tree.h.
17953 * rtl.h (offset_within_section_p, split_const): Declare.
17954 * rtlanal.c: Include tree.h.
17955 (offset_within_block_p): New function, taken from
17956 mips_offset_within_object_p.
17957 (split_const): New function, taken from mips_split_const.
17958 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17960 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17961 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17962 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17963 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17964 (m68k_illegitimate_symbolic_constant_p): New function.
17965 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17966 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17967 symbolic constant that might be outside the symbol's section,
17968 move the symbol first and then add the offset.
17969 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17971 * config/mips/mips.c (mips_split_const): Delete.
17972 (mips_offset_within_object_p): Delete.
17973 (mips_symbolic_constant_p): Use offset_within_section_p and
17974 split_const instead of mips_offset_within_object_p and
17976 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17977 (mips_legitimize_const_move, print_operand_reloc)
17978 (mips_dangerous_for_la25_p): Use split_const instead of
17981 2007-02-28 Eric Christopher <echristo@apple.com>
17983 * Makefile.in (install-include-dir): Don't rm -rf include.
17985 2007-02-28 Richard Guenther <rguenther@suse.de>
17987 PR middle-end/30364
17988 * fold-const.c (fold_binary): Do not associate expressions
17989 with more than one variable for integer types that do not wrap.
17991 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17993 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17994 Delete, and replace with...
17995 (fold_builtin_call_array): This. Update callers to use it.
17996 * fold-const.c (fold_build_call_list): Delete, and replace with...
17997 (fold_build_call_array): This.
17998 (fold_build_call_list_initializer): Delete, and replace with...
17999 (fold_build_call_array_initializer): This.
18000 * tree.h: Update declarations to reflect above changes.
18002 * c-typeck.c (build_function_call): Store converted arguments
18003 in a stack-allocated array instead of building a list.
18004 (convert_arguments): Store arguments in the array passed in as an
18005 argument, and return the actual number of arguments.
18006 * c-format.c: (check_function_format): Pass arguments in an
18007 array instead of a list.
18008 * c-common.c (check_function_nonnull): Likewise.
18009 (check_function_sentinel): Likewise.
18010 (check_function_arguments): Likewise.
18011 * c-common.h: Update declarations to reflect above changes.
18013 2007-02-28 Jan Hubicka <jh@suse.cz>
18015 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18016 PRED_NEGATIVE_RETURN): Update outcomes.
18018 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18020 * calls.c (emit_library_call_value_1): Handle partial registers
18021 correctly when building up CALL_INSN_FUNCTION_USAGE.
18023 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18025 * pa/predicates.md (move_src_operand): Allow zero for mode.
18026 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18029 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18032 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18033 *movv2df_internal): Enable pattern only for valid operand
18035 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18036 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18038 2007-02-27 Mike Stump <mrs@apple.com>
18040 * config/darwin-crt3.c: Avoid compilation when compiling for a
18043 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18045 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18047 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18048 for fixed headers and limits.h.
18049 (install-include-dir, install-headers-tar, install-headers-cpio,
18050 install-headers-cp, real-install-headers-tar,
18051 real-install-headers-cpio, real-install-headers-cp): Handle
18052 include-fixed as well as include.
18053 (install-mkheaders): Don't install files that go only in include
18055 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18056 from GCC_INCLUDE_DIR.
18057 * gcc.c (process_command): Remove special -BstageN/ handling.
18058 (do_spec_1): Add include-fixed directories.
18060 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18062 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18064 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18066 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18069 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18071 * c-common.c (get_priority): Add check for
18072 SUPPORTS_INIT_PRIORITY.
18074 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18076 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18078 * config/bfin/bfin.c: Include "cfglayout.h".
18079 (MAX_LSETUP_DISTANCE): New macro.
18080 (struct loop_info): New members incoming, incoming_src and
18081 incoming_dest. Delete member predecessor.
18082 (length_for_loop): New function.
18083 (bfin_optimize_loop): Handle more different loop structures.
18084 (bfin_discover_loop): Rework detection of predecessor blocks by
18085 examining incoming edges.
18086 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18088 (bfin_reorder_loops): New function.
18089 (bfin_reorg_loops): Use these three new functions.
18091 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18092 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18093 (CONSTRAINT_LEN): Add entry for 'q'.
18094 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18095 Add 'q' constraints.
18096 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18097 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18099 * config/bfin/bfin.md (add_with_carry): New pattern.
18100 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18101 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18102 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18103 support unsigned multiplies too. Removed incorrect commutativity from
18104 operand 1 constraint where appropriate.
18105 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18107 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18108 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18110 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18111 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18112 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18113 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18114 usmulhisi_hh_huh): New patterns.
18116 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18117 lshifthi3): Fix output template to use half reg for operand 2.
18119 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18122 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18124 2007-02-27 Andreas Schwab <schwab@suse.de>
18126 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18128 2007-02-27 Jan Hubicka <jh@suse.cz>
18130 * predict.c (last_basic_block_p): Remove.
18131 (tree_estimate_probability): Update return heuristic for commonized
18134 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18136 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18138 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18140 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18141 * doc/cpp.texi: Standardize title page.
18142 * doc/cppinternals.texi: Likewise.
18143 * doc/gcc.texi: Standardize title page, remove version number
18144 from copyright page.
18145 * doc/gccint.texi: Likewise.
18146 * doc/install.texi: Standardize title page, add table of
18149 2007-02-26 Jan Hubicka <jh@suse.cz>
18151 * predict.def: Set outcomes according to more recent results.
18152 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18153 Remove dead predictors.
18154 * predict.c (return_prediction): Fix pasto.
18156 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18158 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18159 change; avoid a memory leak when returning early.
18161 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18163 * c-decl.c (static_ctors): Move to c-common.c.
18164 (static_dtors): Likewise.
18165 (finish_function): Use c_record_cdtor_fn.
18166 (build_cdtor): Move to c-common.c.
18167 (c_write_global_declarations): Use c_build_cdtor_fns.
18168 * c-common.h (static_ctors): Declare.
18169 (static_dtors): Likewise.
18170 (c_record_cdtor_fn): Likewise.
18171 (c_build_cdtor_fns): Likewise.
18172 * c-common.c (static_ctors): New variable.
18173 (static_dtors): Likewise.
18174 (c_record_cdtor_fn): New function.
18175 (build_cdtor): Move from c-decl.c
18176 (c_build_cdtor_fns): New function.
18178 * output.h (assemble_addr_to_section): Declare.
18179 (get_cdtor_priority_section): Likewise.
18180 * varasm.c (assemble_addr_to_section): New function.
18181 (get_cdtor_priority_section): Likewise.
18182 (default_named_section_asm_out_destructor): Use them.
18183 (destor_dtor_section_asm_out_destructor): Likewise.
18184 (default_named_section_asm_out_constructor): Likewise.
18185 (default_ctor_section_asm_out_constructor): Likewise.
18186 * config.gcc (*-*-vxworks*): Include vxworks.o.
18187 * config/t-vxworks (vxworks.o): New target.
18188 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18189 (TARGET_ASM_CONSTRUCTOR): Define.
18190 (TARGET_ASM_DESTRUCTOR): Likewise.
18191 (vxworks_asm_out_constructor): Declare.
18192 (vxworks_asm_out_destructor): Likewise.
18194 * c-common.c (get_priority): Check that we have not just an
18195 INTEGER_CST, but an integer constant with integeral type.
18197 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18199 PR tree-optimization/30938
18200 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18201 use &dt[nargs-1] instead of &dt[nargs] in the call to
18202 vect_is_simple_use().
18204 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18206 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18207 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18208 Do not attempt to handle MEM inside auto-inc expressions.
18209 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18210 of a register modified by an auto-inc expression. However, do handle
18211 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18212 (elimination_effects): Prohibit elimination of a register modified
18213 by an auto-inc expression. Disable register elimination rules whose
18214 target register is modified by an auto-inc expression with variable
18217 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18219 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18221 (array_at_struct_end_p): New function.
18222 (idx_infer_loop_bounds): Use it.
18223 (estimate_numbers_of_iterations_loop): Export.
18224 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18225 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18226 (tree_estimate_probability): Call record_loop_exits.
18227 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18228 (estimated_loop_iterations, estimated_loop_iterations_int,
18229 estimated_loop_iterations_tree): New functions.
18230 (analyze_siv_subscript_cst_affine,
18231 compute_overlap_steps_for_affine_1_2,
18232 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18233 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18234 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18235 (PRED_LOOP_ITERATIONS_GUESSED): New.
18236 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18237 * cfgloop.h (estimate_numbers_of_iterations_loop,
18238 estimated_loop_iterations_int): Declare.
18240 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18242 * doc/extend.texi: Document optional priority argument to
18243 constructors and destructors.
18244 * tree.c (init_priority_for_decl): Adjust GTY markers.
18245 (init_ttree): Use priority-info hash functions for
18246 init_priority_for_decl.
18247 (tree_map_eq): Rename to ...
18248 (tree_map_base_eq): ... this.
18249 (tree_map_marked_p): Rename to ...
18250 (tree_map_base_marked_p): ... this.
18251 (tree_map_base_hash): New function.
18252 (decl_init_priority_lookup): Rework.
18253 (decl_fini_priority_lookup): New function.
18254 (decl_priority_info): New function.
18255 (decl_init_priority_insert): Use it.
18256 (decl_fini_priority_insert): Likewise.
18257 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18259 (decl_restrict_base_insert): Likewise.
18260 (decl_debug_expr_insert): Likewise.
18261 (decl_value_expr_lookup): Likewise.
18262 (decl_value_expr_insert): Likewise.
18263 * tree.h (priority_type): New type.
18264 (decl_init_priority_lookup): Use priority_type.
18265 (decl_fini_priority_lookup): New function.
18266 (decl_init_priority_insert): Use priority_type.
18267 (decl_fini_priority_insert): New function.
18268 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18269 (DECL_INIT_PRIORITY): Likewise.
18270 (SET_DECL_INIT_PRIORITY): Add comment.
18271 (DECL_FINI_PRIORITY): New macro.
18272 (SET_DECL_FINI_PRIORITY): Likewise.
18273 (DEFAULT_INIT_PRIORITY): Document.
18274 (MAX_INIT_PRIORITY): Likewise.
18275 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18276 (tree_map_base): New type.
18277 (tree_map_base_eq): New function.
18278 (tree_map_base_hash): Likewise.
18279 (tree_map_base_marked_p): Likewise.
18280 (tree_map): Inherit from tree_map_base.
18281 (tree_map_eq): Make it a macro.
18282 (tree_map_marked_p): Likewise.
18283 (tree_int_map): Inherit from tree_map_base.
18284 (tree_int_map_eq): Make it a macro.
18285 (tree_int_map_hash): Likewise.
18286 (tree_int_map_marked_p): Likewise.
18287 (tree_priority_map): New type.
18288 (tree_priority_map_eq): New macro.
18289 (tree_priority_map_hash): Likewise.
18290 (tree_priority_map_marked_p): Likewise.
18291 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18293 (emutls_common_1): Likewise.
18294 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18295 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18296 of tree_map hierarchy.
18297 * tree-cfg.c (move_stmt_r): Likewise.
18298 (new_label_mapper): Likewise.
18299 * c-tree.h (c_expand_body): Move to ...
18300 * c-common.h (c_expand_body): ... here.
18301 * c-decl.c (c_expand_body): Move to ...
18302 * c-common.c (c_expand_body): ... here.
18303 (c_common_attribute_table): Allow 1 argument for the constructor
18304 and destructor attributes.
18305 (get_priority): New function.
18306 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18307 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18309 2007-02-24 Jan Hubicka <jh@suse.cz>
18311 PR middle-end/30509
18312 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18313 copying for inlining.
18315 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18316 Jan Hubicka <jh@suse.cz>
18319 * i386.c (counter_mode): New function.
18320 (expand_set_or_movmem_via_loop): Use it.
18321 (expand_movmem_epilogue): Likewise; fix pasto.
18322 (ix86_expand_movmem): Do emit guard even for constant counts.
18323 (ix86_expand_setmem): Likewise.
18325 2007-02-25 Nick Clifton <nickc@redhat.com>
18327 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18328 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18330 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18333 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18334 count argument with 0x10, not with 0x16.
18335 (expand_setmem_epilogue): Ditto.
18337 2007-02-24 Mike Stump <mrs@apple.com>
18339 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18342 2007-02-24 Richard Guenther <rguenther@suse.de>
18344 PR middle-end/30951
18345 * fold-const.c (fold_binary): Fold x +- CST op x for
18346 EQ_EXPR and NE_EXPR.
18348 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18350 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18352 2007-02-24 Jan Hubicka <jh@suse.cz>
18354 * cgraphunit.c (decide_is_function_needed): Honor
18355 -fkeep-inline-functions.
18357 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18359 * builtins.c (fold_builtin_modf): New.
18360 (fold_builtin_2): Use it.
18362 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18364 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18365 (determine_max_iter): Take additional LOOP arg; all callers changed.
18366 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18367 one using simplifications.
18368 (simplify_using_initial_values): Return if the expression becomes
18369 invalid due to altered regs.
18371 2007-02-23 DJ Delorie <dj@redhat.com>
18373 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18375 2007-02-23 Mike Stump <mrs@apple.com>
18377 * tlink.c (scan_linker_output): Parse linker messages from
18378 darwin9's linker better.
18380 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18383 * varpool.c (varpool_assemble_pending_decls): Set
18384 varpool_last_needed_node to null.
18386 2007-02-23 DJ Delorie <dj@redhat.com>
18388 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18389 alignment bigger than the object file can handle.
18391 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18394 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18395 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18396 (*movsf_1): Penalize MMX moves.
18398 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18400 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18401 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18403 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18405 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18407 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18408 (fold_builtin_1): Use them.
18409 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18410 BUILT_IN_SIGNIFICAND.
18412 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18414 * config/i386/i386.c (bdesc_1arg): Initialize
18415 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18416 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18417 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18418 and IX86_BUILTIN_MOVSLDUP.
18420 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18422 PR rtl-optimization/30841
18423 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18425 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18427 * builtins.c (fold_builtin_frexp): New.
18428 (fold_builtin_2): Use it.
18430 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18432 * doc/invoke.texi (Spec Files): Document getenv spec function.
18434 * gcc.c (getenv_spec_function): New function.
18435 (static_spec_functions): Add it.
18436 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18437 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18440 2007-02-22 Michael Matz <matz@suse.de
18443 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18444 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18446 2007-02-22 Ian Lance Taylor <iant@google.com>
18449 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18450 (mem_loc_descriptor): Call it.
18452 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18453 Ira Rosen <irar@il.ibm.com>
18455 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18457 2007-02-22 Ira Rosen <irar@il.ibm.com>
18459 PR tree-optimization/30843
18460 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18461 stores only after all the group is vectorized.
18463 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18465 PR tree-optimization/30858
18466 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18467 in the reduction cycle have a single use in the loop.
18468 * tree-vectorizer.h (relevant): Add documentation.
18470 2007-02-20 Mike Stump <mrs@apple.com>
18472 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18473 * configure: Regenerate.
18475 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18477 Change the defaults of some parameters and options.
18478 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18479 * config/spu/spu.c (spu_optimization_options): Add.
18480 (spu_override_options): Change params in spu_optimization_options.
18481 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18483 Register 127 is only 16 byte aligned when used as a frame pointer.
18484 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18485 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18486 HARD_FRAME_POINTER_REGNUM.
18487 (spu_legitimate_address): Use regno_aligned_for_reload.
18488 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18489 aligned when frame_pointer_needed is true.
18490 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18492 * config/spu/spu.h (INIT_EXPANDERS): Define.
18494 Make sure shift and rotate instructions have valid immediate operands.
18495 * config/spu/predicates.md (spu_shift_operand): Remove.
18496 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18497 * config/spu/constraints.md (W, O): Extend range.
18498 * config/spu/spu.md (umask, nmask): Define.
18499 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18500 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18501 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18502 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18503 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18504 (lshr<mode>3_reg): Fix rtl description.
18506 Make sure mulhisi immediate operands are valid.
18507 * config/spu/predicates.md (imm_K_operand): Add.
18508 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18510 Generate constants using fsmbi and andi.
18511 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18512 (print_operand, spu_split_immediate, classify_immediate,
18513 fsmbi_const_p): Handle IC_FSMBI2.
18515 Correctly handle a CONST_VECTOR containing symbols.
18516 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18517 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18518 (immediate_load_p): Allow symbols that use 2 instructions to create.
18519 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18520 with symbols when flag_pic is set.
18521 (const_vector_immediate_p): New.
18522 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18523 accept a CONST_VECTOR with symbols.
18524 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18525 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18527 * config/spu/spu.md (high, low): Delete.
18528 (low_<mode>): Define.
18530 Remove INTRmode and INTR_REGNUM, which didn't work.
18531 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18533 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18534 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18535 peephole2 pattern): Don't use INTR or 131.
18536 (movintrcc): Delete.
18537 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18538 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18539 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18540 (UNSPEC_SET_INTR): Add.
18541 * config/spu/spu-modes.def (INTR): Remove.
18543 More accurate warnings about run-time relocations.
18544 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18546 Correctly warn about immediate arguments to specific intrinsics.
18547 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18548 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18549 the instruction predicate.
18551 Fix tree check errors with latest update.
18552 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18554 (spu_expand_builtin): Use CALL_EXPR_FN.
18556 Add missing specific intrinsics.
18557 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18559 * config/spu/spu_internals.h: Ditto.
18561 Fix incorrect operand modifiers.
18562 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18563 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18565 Optimize one case of zero_extend of a vec_select.
18566 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18568 Accept any immediate for hbr.
18569 * config/spu/spu.md (hbr): Change s constraints to i.
18571 2007-02-21 Paul Brook <paul@codesourcery.com>
18573 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18574 condexec_count when skipping USE and CLOBBER.
18576 2007-02-21 Nick Clifton <nickc@redhat.com>
18578 * common.opt (Warray-bounds): Add Warning attribute.
18579 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18581 (fsized-zeroes): Add Optimization attribute.
18582 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18583 * c.opt (Wc++0x-compat): Add Warning attribute.
18585 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18587 PR middle-end/30761
18588 * reload1.c (eliminate_regs_in_insn): In the single_set special
18589 case, attempt to re-recognize the insn before falling back to
18590 having reload fix it up.
18592 2007-02-20 Eric Christopher <echristo@gmail.com>
18594 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18595 Rewrite accordingly.
18596 (frv_read_iacc_argument): Ditto.
18597 (frv_expand_set_builtin): Take a call instead of arglist, update for
18599 (frv_expand_unop_builtin): Ditto.
18600 (frv_expand_binop_builtin): Ditto.
18601 (frv_expand_cut_builtin): Ditto.
18602 (frv_expand_binopimm_builtin): Ditto.
18603 (frv_expand_voidbinop_builtin): Ditto.
18604 (frv_expand_int_void2arg): Ditto.
18605 (frv_expand_prefetches): Ditto.
18606 (frv_expand_voidtriop_builtin): Ditto.
18607 (frv_expand_voidaccop_builtin): Ditto.
18608 (frv_expand_load_builtin): Ditto.
18609 (frv_expand_store_builtin): Ditto.
18610 (frv_expand_mdpackh_builtin): Ditto.
18611 (frv_expand_mclracc_builtin): Ditto.
18612 (frv_expand_mrdacc_builtin): Ditto.
18613 (frv_expand_mwtacc_builtin): Ditto.
18614 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18617 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18619 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18620 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18622 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18623 point instructions.
18624 * configure: Regenerate.
18625 * config.in: Regenerate.
18626 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18627 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18628 masks to power6 and power6x and to POWERPC_MASKS.
18629 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18631 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18632 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18633 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18634 Access PROTOTYPE as variable, not mask.
18636 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18638 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18639 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18640 * combine.c (adjust_for_new_dest): Use it.
18641 * postreload.c (reload_combine): Likewise.
18643 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18645 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18646 notes on an insn with multiple sets, even if single_set returns
18647 non-NULL for that insn.
18649 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18651 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18652 scalbn and scalbln.
18654 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18656 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18657 if user didn't pass it.
18658 * config/i386/darwin.h (CC1_SPEC): Likewise.
18659 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18660 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18661 -mmacosx-version-min.
18663 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18664 Uros Bizjak <ubizjak@gmail.com>
18666 * optabs.h (enum optab_index): Add new OTI_scalb.
18667 (scalb_optab): Define corresponding macro.
18668 * optabs.c (init_optabs): Initialize scalb_optab.
18669 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18671 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18672 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18673 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18674 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18675 flag_unsafe_math_optimizations is set.
18677 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18678 to implement scalbf, scalb and scalbl built-ins as inline x87
18681 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18682 DJ Delorie <dj@redhat.com>
18685 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18686 (diagnostic_report_diagnostic): ... here, and turn them into real
18687 errors. If warnings are inhibited, no need to do anything.
18689 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18691 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18692 better code generation.
18694 2007-02-20 Ben Elliston <bje@au.ibm.com>
18696 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18698 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18700 * config/alpha/alpha.c, config/alpha/alpha.md,
18701 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18702 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18703 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18704 config/arm/lib1funcs.asm: Follow spelling conventions.
18706 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18707 config/fr30/fr30.md, config/i386/i386.h,
18708 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18709 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18710 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18711 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18712 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18713 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18714 config/sparc/sparc.c, config/sparc/sparc.h,
18715 config/sparc/sparc.md, config/spu/constraints.md,
18716 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18719 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18722 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18725 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18727 * doc/invoke.texi (-ftree-lrs): Remove.
18729 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18731 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18734 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18736 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18737 new CALL_EXPR_FN macro for retrieving the function
18738 declaration of the input expression.
18740 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18742 * c.opt (Waddress): New.
18743 * common.opt (Walways-true): Delete.
18744 (Wstring-literal-comparison): Delete.
18745 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18746 -Wstring-literal-comparison. Add -Waddress.
18748 (Walways-true): Delete.
18749 (Wstring-literal-comparison): Delete.
18750 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18751 consistently instead of -Walways-true in example.
18752 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18753 * c-typeck.c (parser_build_binary_op): Replace
18754 -Wstring-literal-comparison and -Walways-true with -Waddress.
18755 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18758 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18760 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18761 without DECL_STRUCT_FUNCTION initialized.
18763 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18765 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18766 due to calls to functions taking pointers as parameters.
18768 2007-02-19 Richard Henderson <rth@redhat.com>
18771 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18774 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18776 * config/s390/s390.c (s390_call_saved_register_used,
18777 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18778 accessed to the new scheme.
18780 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18782 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18783 (cris_print_index, cris_print_operand, cris_print_operand_address)
18784 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18785 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18786 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18787 GET_CODE () == xxx.
18788 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18789 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18790 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18791 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18792 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18793 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18794 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18795 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18796 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18797 (uminsi3, call, call_value): Ditto.
18798 (define_split: indir_to_reg_split, unnamed): Ditto.
18800 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18802 PR tree-optimization/30975
18803 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18806 2007-02-18 Eric Christopher <echristo@gmail.com>
18808 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18809 Remove use of arglist.
18810 (mips_expand_builtin): Remove use of arglist, pass in expr.
18811 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18812 (mips_expand_builtin_movtf): Ditto.
18813 (mips_expand_builtin_compare): Ditto.
18815 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18817 * tree-sra.c (sra_build_assignment): Replace assertion
18818 checking with a comment explaining why it can't be done.
18820 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18822 PR middle-end/30833
18823 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18824 during CALL_EXPR representation conversion.
18825 * tree-ssa-propagate.c (set_rhs): Likewise.
18827 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18829 * tree-sra.c (sra_build_assignment): Disable assertion checking
18832 2007-02-18 Roger Sayle <roger@eyesopen.com>
18834 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18835 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18836 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18838 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18839 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18840 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18841 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18842 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18843 force_gimple_operand): Likewise.
18844 * ipa-cp.c (constant_val_insert): Likewise.
18845 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18846 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18847 perfect_nestify): Likewise.
18848 * langhooks.c (lhd_omp_assignment): Likewise.
18849 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18850 lower_copyprivate_clauses, lower_send_clauses,
18851 lower_send_shared_vars, expand_parallel_call,
18852 expand_omp_for_generic, expand_omp_for_static_nochunk,
18853 expand_omp_for_static_chunk, expand_omp_sections,
18854 lower_omp_single_copy, lower_omp_for_lastprivate,
18855 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18856 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18857 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18860 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18862 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18863 config/sh/sh.md: Follow spelling conventions.
18865 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18866 config/frv/predicates.md: Follow spelling conventions.
18868 * config/m68k/linux-unwind.h: Fix a comment typo.
18869 * target.h: Follow spelling conventions.
18871 2007-02-18 Roger Sayle <roger@eyesopen.com>
18873 PR rtl-optimization/28173
18874 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18875 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18876 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18877 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18878 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18880 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18882 * builtins.c (fold_builtin_load_exponent): New.
18883 (fold_builtin_2): Use it.
18885 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18887 PR rtl-optimization/30773
18888 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18889 if we fail to attach a REG_EQUIV note.
18891 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18892 Roger Sayle <roger@eyesopen.com>
18894 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18896 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18898 * calls.c (initialize_argument_information): Pass original EXP
18899 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18900 code to split complex arguments here, as part of initializing the
18902 (expand_call): Remove code that builds a list of arguments and
18903 inserts implicit arguments into it. Instead, just count how many
18904 implicit arguments there will be so we can determine the size of
18905 the ARGS array, and let initialize_argument_information do the work.
18906 (split_complex_values): Delete unused function.
18908 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18910 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18912 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18914 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18915 for arg pointer based indexed addressing.
18917 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18919 * config/ia64/ia64.h, config/ia64/ia64.md,
18920 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18921 spelling conventions.
18923 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18925 * config/m68k/m68k.c (split_di): New.
18926 * config/m68k/m68k-protos.h: Declare split_di.
18927 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18928 Improve predicate handling and split constant shifts.
18930 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18932 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18933 parameter for register bitfield operations, general predicates
18936 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18938 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18939 * config/m68k/linux-unwind.h: New file.
18941 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18943 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18944 config/i386/athlon.md, config/ia64/ia64.md,
18945 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18946 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18947 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18948 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18949 tree-vect-transform.c: Fix comment typos.
18951 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18953 * sched-deps.c (find_insn_list): Remove.
18954 * sched-int.h: Remove the prototype for find_insn_list.
18956 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18958 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18960 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18961 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18962 darwin_rs6000_override_options.
18963 (C_COMMON_OVERRIDE_OPTIONS): Expect
18964 darwin_macosx_version_min to be non-NULL always.
18965 (TARGET_C99_FUNCTIONS): Likewise.
18966 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18967 (DARWIN_MINVERSION_SPEC): New.
18968 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18969 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18971 (DARWIN_MINVERSION_SPEC): New.
18972 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18974 * config/darwin-c.c (darwin_cpp_builtins): Expect
18975 darwin_macosx_version_min to be non-NULL always.
18977 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18979 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18981 * config/i386/i386.h (x86_use_xchgb): New.
18982 (TARGET_USE_XCHGB): New macro.
18983 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18984 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18985 Split after reload into bswaphi for shifts of 8.
18986 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18987 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18988 or when optimizing for size.
18990 2007-02-16 Richard Guenther <rguenther@suse.de>
18991 Christian Bruel <christian.bruel@st.com>
18993 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18994 DECLs but prefer SSA_NAMEs over DECLs.
18996 2007-02-16 Richard Guenther <rguenther@suse.de>
18998 * tree-flow-inline.h (single_imm_use_p): Remove.
18999 (zero_imm_uses_p): Likewise.
19000 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
19001 instead of single_imm_use_p.
19002 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
19005 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19008 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
19009 nested double- and backquotes.
19011 2007-02-15 Roger Sayle <roger@eyesopen.com>
19013 PR middle-end/30391
19014 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19015 should be unreachable.
19016 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19017 For the time being redirect GIMPLE_MODIFY_STMT to the new
19018 (renamed) build_gimple_modify_stmt_stat.
19019 (build2_gimple_stat): Rename to...
19020 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19021 Always build a GIMPLE_MODIFY_STMT node.
19022 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19023 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19026 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19027 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19028 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19029 expand_complex_div_wide): Likewise.
19030 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19031 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19032 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19033 * tree-ssa-loop-manip.c (create_iv): Likewise.
19034 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19035 abs_replacement): Likewise.
19036 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19037 realify_fake_stores): Likewise.
19039 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19040 node rather than a GIMPLE_MODIFY_STMT node.
19041 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19042 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19044 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19045 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19046 GIMPLE_MODIFY_STMT.
19048 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19050 PR middle-end/30433
19051 * fold-const.c (fold_comparison): Add back the
19052 folding of constant complex comparisions.
19054 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19056 PR middle-end/30729
19057 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19058 effects unknown to this function, return early.
19060 2007-02-15 Ian Lance Taylor <iant@google.com>
19062 * lower-subreg.c (move_eh_region_note): New static function.
19063 (resolve_simple_move): Call it.
19064 (decompose_multiword_subregs): Track blocks for which we resolve a
19065 simple move which is also a control flow insn. Pass them to
19066 find_many_sub_basic_blocks.
19067 (pass_lower_subreg): Add TODO_verify_flow.
19068 (pass_lower_subreg2): Likewise.
19070 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19071 Brooks Moses <brooks.moses@codesourcery.com>
19072 Lee Millward <lee.millward@codesourcery.com>
19074 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19075 (VL_EXP_CLASS_P): New.
19076 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19078 (TREE_OPERAND_CHECK_CODE): Likewise.
19079 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19080 (TREE_RTL_OPERAND_CHECK): Likewise.
19081 (tree_operand_check_failed): Make second parameter the whole tree
19082 instead of its code. Fixed callers.
19083 (VL_EXP_CHECK): New.
19084 (TREE_OPERAND_LENGTH): New.
19085 (VL_EXP_OPERAND_LENGTH): New.
19086 (CALL_EXPR_FN): New.
19087 (CALL_EXPR_STATIC_CHAIN): New.
19088 (CALL_EXPR_ARGS): New.
19089 (CALL_EXPR_ARG): New.
19090 (call_expr_nargs): New.
19091 (CALL_EXPR_ARGP): New.
19092 (build_nt_call_list): Declare.
19093 (build_vl_exp_stat): Declare.
19094 (build_vl_exp): New.
19095 (build_call_list): Declare.
19096 (build_call_nary): Declare.
19097 (build_call_valist): Declare.
19098 (build_call_array): Declare.
19099 (call_expr_arg): Declare.
19100 (call_expr_argp): Declare.
19101 (call_expr_arglist): Declare.
19102 (fold_build_call_list): Declare.
19103 (fold_build_call_list_initializer): Declare.
19104 (fold_call_expr): Declare to replace fold_builtin.
19105 (fold_builtin_fputs): Update to agree with modified definition.
19106 (fold_builtin_strcpy): Likewise.
19107 (fold_builtin_strncpy): Likewise.
19108 (fold_builtin_memory_chk): Likewise.
19109 (fold_builtin_stxcpy_chk): Likewise.
19110 (fold_builtin_strncpy_chk): Likewise.
19111 (fold_builtin_next_arg): Likewise.
19112 (fold_build_call_expr): Declare.
19113 (fold_builtin_call_list): Declare.
19114 (fold_builtin_call_valist): Declare.
19115 (build_call_expr): Declare.
19116 (validate_arglist): Update to agree with modified definition.
19117 (tree_operand_length): New.
19118 (call_expr_arg_iterator): New.
19119 (init_call_expr_arg_iterator): New.
19120 (next_call_expr_arg): New.
19121 (first_call_expr_arg): New.
19122 (more_call_expr_args_p): New.
19123 (FOR_EACH_CALL_EXPR_ARG): New.
19125 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19126 and tcc_gimple_stmt.
19127 (tree_code_size): Update documentation. Use sizeof (tree) rather
19128 than sizeof (char *).
19129 (tree_size): Likewise. Add case for tcc_vl_exp.
19130 (tree_node_structure): Add case for tcc_vl_exp.
19131 (contains_placeholder_p): Likewise.
19132 (substitute_in_expr): Likewise.
19133 (substitute_placeholder_in_expr): Likewise.
19134 (stabilize_reference_1): Likewise.
19135 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19136 to diagnose breakage of this interface for constructing CALL_EXPRs.
19137 (build_nt): Add similar assertion here.
19138 (build_nt_call_list): New.
19139 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19140 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19142 (get_callee_fndecl): Use new CALL_EXPR accessors.
19143 (tree_operand_check_failed): Change parameters to pass entire node
19144 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19145 (process_call_operands): New.
19146 (build_vl_exp_stat): New.
19147 (build_call_list): New.
19148 (build_call_nary): New.
19149 (build_call_valist): New.
19150 (build_call_array): New.
19151 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19152 (call_expr_arglist): New.
19154 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19155 tcc_vl_exp instead of a fixed-size tcc_expression.
19157 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19158 accessors for CALL_EXPRs.
19159 (AGGR_INIT_EXPR): Likewise.
19161 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19162 Brooks Moses <brooks.moses@codesourcery.com>
19163 Lee Millward <lee.millward@codesourcery.com>
19165 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19166 (expand_builtin_nonlocal_goto): Change parameter to be entire
19167 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19168 (expand_builtin_prefetch): Likewise.
19169 (expand_builtin_classify_type): Likewise.
19170 (mathfn_built_in): Return NULL_TREE instead of 0.
19171 (expand_errno_check): Use new CALL_EXPR accessors.
19172 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19173 Return NULL_RTX instead of 0.
19174 (expand_builtin_mathfn_2): Likewise.
19175 (expand_builtin_mathfn_3): Likewise.
19176 (expand_builtin_interclass_mathfn): Likewise.
19177 (expand_builtin_sincos): Likewise.
19178 (expand_builtin_cexpi): Likewise.
19179 (expand_builtin_int_roundingfn): Likewise.
19180 (expand_builtin_int_roundingfn_2): Likewise.
19181 (expand_builtin_pow): Likewise.
19182 (expand_builtin_powi): Likewise.
19183 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19184 of arglist, fixing callers appropriately. Use new CALL_EXPR
19185 accessors and constructors. Return NULL_RTX instead of 0.
19186 (expand_builtin_strstr): Likewise.
19187 (expand_builtin_strchr): Likewise.
19188 (expand_builtin_strrchr): Likewise.
19189 (expand_builtin_strpbrk): Likewise.
19190 (expand_builtin_memcpy): Likewise.
19191 (expand_builtin_mempcpy): Likewise.
19192 (expand_builtin_mempcpy_args): New.
19193 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19194 (expand_builtin_memmove_args): New.
19195 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19196 (expand_movstr): Likewise.
19197 (expand_builtin_strcpy): Likewise.
19198 (expand_builtin_strcpy_args): New.
19199 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19200 (expand_builtin_strncpy): Likewise.
19201 (expand_builtin_memset): Likewise.
19202 (expand_builtin_memset_args): New.
19203 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19204 (expand_builtin_memcmp): Likewise.
19205 (expand_builtin_strcmp): Likewise.
19206 (expand_builtin_strncmp): Likewise.
19207 (expand_builtin_strcat): Likewise.
19208 (expand_builtin_strncat): Likewise.
19209 (expand_builtin_strspn): Likewise.
19210 (expand_builtin_strcspn): Likewise.
19211 (expand_builtin_args_info): Likewise.
19212 (expand_builtin_va_start): Likewise.
19213 (gimplify_va_arg_expr): Likewise.
19214 (expand_builtin_va_end): Likewise.
19215 (expand_builtin_va_copy): Likewise.
19216 (expand_builtin_frame_address): Likewise.
19217 (expand_builtin_alloca): Likewise.
19218 (expand_builtin_bswap): Likewise.
19219 (expand_builtin_unop): Likewise.
19220 (expand_builtin_fputs): Likewise.
19221 (expand_builtin_expect): Likewise.
19222 (expand_builtin_fabs): Likewise.
19223 (expand_builtin_copysign): Likewise.
19224 (expand_builtin_printf): Likewise.
19225 (expand_builtin_fprintf): Likewise.
19226 (expand_builtin_sprintf): Likewise.
19227 (expand_builtin_init_trampoline): Likewise.
19228 (expand_builtin_signbit): Likewise.
19229 (expand_builtin_fork_or_exec): Likewise.
19230 (expand_builtin_sync_operation): Likewise.
19231 (expand_builtin_compare_and_swap): Likewise.
19232 (expand_builtin_lock_test_and_set): Likewise.
19233 (expand_builtin_lock_release): Likewise.
19234 (expand_builtin): Likewise.
19235 (builtin_mathfn_code): Likewise.
19237 (fold_builtin_constant_p): Pass call arguments individually instead
19238 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19239 accessors and constructors. Return NULL_TREE instead of 0.
19240 (fold_builtin_expect): Likewise.
19241 (fold_builtin_classify_type): Likewise.
19242 (fold_builtin_strlen): Likewise.
19243 (fold_builtin_nan): Likewise.
19244 (integer_valued_real_p): Likewise.
19245 (fold_trunc_transparent_mathfn): Likewise.
19246 (fold_fixed_mathfn): Likewise.
19247 (fold_builtin_cabs): Likewise.
19248 (fold_builtin_sqrt): Likewise.
19249 (fold_builtin_cbrt): Likewise.
19250 (fold_builtin_cos): Likewise.
19251 (fold_builtin_cosh): Likewise.
19252 (fold_builtin_tan): Likewise.
19253 (fold_builtin_sincos): Likewise.
19254 (fold_builtin_cexp): Likewise.
19255 (fold_builtin_trunc): Likewise.
19256 (fold_builtin_floor): Likewise.
19257 (fold_builtin_ceil): Likewise.
19258 (fold_builtin_round): Likewise.
19259 (fold_builtin_int_roundingfn): Likewise.
19260 (fold_builtin_bitop): Likewise.
19261 (fold_builtin_bswap): Likewise.
19262 (fold_builtin_logarithm): Likewise.
19263 (fold_builtin_hypot): Likewise.
19264 (fold_builtin_pow): Likewise.
19265 (fold_builtin_powi): Likewise.
19266 (fold_builtin_exponent): Likewise.
19267 (fold_builtin_memset): Likewise.
19268 (fold_builtin_bzero): Likewise.
19269 (fold_builtin_memory_op): Likewise.
19270 (fold_builtin_bcopy): Deleted; call site changed to invoke
19271 fold_builtin_memory_op directly.
19272 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19273 (fold_builtin_strncpy): Likewise.
19274 (fold_builtin_memcmp): Likewise.
19275 (fold_builtin_strcmp): Likewise.
19276 (fold_builtin_strncmp): Likewise.
19277 (fold_builtin_signbit): Likewise.
19278 (fold_builtin_copysign): Likewise.
19279 (fold_builtin_isascii): Likewise.
19280 (fold_builtin_toascii): Likewise.
19281 (fold_builtin_isdigit): Likewise.
19282 (fold_builtin_fabs): Likewise.
19283 (fold_builtin_abs): Likewise.
19284 (fold_builtin_fmin_fmax): Likewise.
19285 (fold_builtin_carg): Likewise.
19286 (fold_builtin_classify): Likewise.
19287 (fold_builtin_unordered_cmp): Likewise.
19289 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19290 New functions split out from fold_builtin_1.
19291 (fold_builtin_n): New.
19292 (fold_builtin_varargs): New.
19293 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19295 (fold_call_expr): New.
19296 (build_function_call_expr): Rewrite to use new helper function.
19297 (fold_builtin_call_list): New.
19298 (build_call_expr): New.
19299 (fold_builtin_call_valist): New.
19300 (rewrite_call_expr): New.
19301 (validate_arg): New.
19302 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19303 of an arglist. Change return type to bool. Use new CALL_EXPR
19306 (fold_builtin_strstr): Pass call arguments individually instead
19307 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19308 accessors and constructors. Return NULL_TREE instead of 0.
19309 (fold_builtin_strchr): Likewise.
19310 (fold_builtin_strrchr): Likewise.
19311 (fold_builtin_strpbrk): Likewise.
19312 (fold_builtin_strcat): Likewise.
19313 (fold_builtin_strncat): Likewise.
19314 (fold_builtin_strspn): Likewise.
19315 (fold_builtin_strcspn): Likewise.
19316 (fold_builtin_fputs): Likewise.
19317 (fold_builtin_next_arg): Likewise.
19318 (fold_builtin_sprintf): Likewise.
19320 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19321 NULL_RTX instead of 0.
19322 (expand_builtin_memory_chk): Likewise.
19323 (maybe_emit_chk_warning): Likewise.
19324 (maybe_emit_sprintf_chk_warning): Likewise.
19326 (fold_builtin_object_size): Pass call arguments individually instead
19327 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19328 accessors and constructors. Return NULL_TREE instead of 0.
19329 (fold_builtin_memory_chk): Likewise.
19330 (fold_builtin_stxcpy_chk): Likewise.
19331 (fold_builtin_strncpy_chk): Likewise.
19332 (fold_builtin_strcat_chk): Likewise.
19333 (fold_builtin_strcat_chk): Likewise.
19334 (fold_builtin_strncat_chk): Likewise.
19335 (fold_builtin_sprintf_chk): Likewise.
19336 (fold_builtin_snprintf_chk): Likewise.
19337 (fold_builtin_printf): Likewise.
19338 (fold_builtin_vprintf): Likewise.
19340 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19342 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19343 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19344 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19345 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19346 (fold_unary): Likewise.
19347 (fold_binary): Likewise.
19348 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19349 ternary expressions.
19350 (fold): Add logic for tcc_vl_exp.
19351 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19352 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19353 (fold_build3_stat): Add assertion to flag broken interface for
19354 constructing CALL_EXPRs.
19355 (fold_build_call_list): New.
19356 (fold_build_call_list_initializer): New.
19357 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19359 (fold_strip_sign_ops): Likewise.
19361 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19362 Brooks Moses <brooks.moses@codesourcery.com>
19363 Lee Millward <lee.millward@codesourcery.com>
19365 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19366 accessors and dump arguments explicitly.
19368 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19370 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19372 (print_call_name): Use new CALL_EXPR accessors.
19374 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19375 CALL_EXPR arguments explicitly instead of as a list. Use
19376 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19378 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19379 (vrp_visit_stmt): Likewise.
19381 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19382 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19384 (force_move_till_expr): Likewise.
19386 * targhooks.c (default_external_stack_protect_fail): Use
19387 build_call_expr instead of build_function_call_expr.
19388 (default_hidden_stack_protect_fail): Likewise.
19390 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19393 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19394 and walk arguments explicitly.
19396 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19397 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19398 (expand_simple_operations): Likewise.
19399 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19401 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19402 of TREE_CODE_LENGTH.
19403 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19405 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19406 instead of TREE_CODE_LENGTH.
19408 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19409 (tree_ic_transform): Likewise.
19410 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19411 parameter instead of arglist. Fix callers.
19412 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19413 (tree_stringops_transform): Likewise.
19414 (tree_indirect_call_to_profile): Likewise.
19415 (tree_stringops_values_to_profile): Likewise.
19417 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19418 (eliminate_tail_call): Likewise.
19420 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19422 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19423 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19425 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19427 * omp-low.c (build_omp_barrier): Use build_call_expr.
19428 (lower_rec_input_clauses): Likewise.
19429 (lower_reduction_clauses): Likewise.
19430 (expand_parallel_call): Likewise.
19431 (maybe_catch_exception): Likewise.
19432 (expand_omp_for_generic): Likewise.
19433 (expand_omp_for_static_nochunk): Likewise.
19434 (expand_omp_sections): Likewise.
19435 (lower_omp_single_simple): Likewise.
19436 (lower_omp_single_copy): Likewise.
19437 (lower_omp_master): Likewise.
19438 (lower_omp_ordered): Likewise.
19439 (lower_omp_critical): Likewise.
19441 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19442 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19444 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19445 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19446 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19448 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19449 and generalize to handle any number of operands.
19450 (chrec_contains_undetermined): Likewise.
19451 (tree_contains_chrecs): Likewise.
19452 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19454 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19456 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19457 fold_call_expr instead of fold_builtin.
19458 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19459 match declarations there.
19460 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19463 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19464 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19466 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19467 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19469 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19472 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19473 (execute_cse_sincos): Use new CALL_EXPR accessors.
19475 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19477 * gimple-low.c (lower_function_body): Use build_call_expr.
19478 (lower_builtin_setjmp): Likewise.
19480 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19481 (set_storage_via_libcall): Likewise.
19482 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19483 instead of TREE_CODE_LENGTH.
19484 (expand_expr_real_1): Use new CALL_EXPR accessors.
19486 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19487 generalize to handle any number of operands.
19488 (TB_parent_eq): Likewise.
19490 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19491 (strip_builtin_expect): Likewise.
19493 * function.c (gimplify_parameters): Use build_call_expr.
19495 * tree-vectorizer.c (vect_is_simple_reduction): Use
19496 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19498 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19499 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19501 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19504 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19505 (gimplify_decl_expr): Likewise.
19506 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19507 Use new CALL_EXPR iterators.
19508 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19509 (gimplify_modify_expr_to_memset): Likewise.
19510 (gimplify_variable_sized_compare): Likewise.
19511 (gimplify_omp_atomic_fetch_op): Likewise.
19512 (gimplify_omp_atomic_pipeline): Likewise.
19513 (gimplify_omp_atomic_mutex): Likewise.
19514 (gimplify_function_tree): Likewise.
19516 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19517 (call_expr_flags): Likewise.
19518 (expand_call): Likewise.
19520 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19521 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19524 * coverage.c (create_coverage): Use build_call_expr.
19526 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19527 (temp_call_expr_obstack): New.
19528 (pool_copy_list): Delete.
19529 (temp_copy_call_expr): New.
19530 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19531 CALL_EXPR accessors. Get rid of special goo for copying argument
19532 lists and use temp_copy_call_expr instead.
19533 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19534 CALL_EXPR accessors.
19535 (create_expression_by_pieces): Likewise. Use build_call_array
19536 to construct the result instead of fold_build3.
19537 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19538 dealing with argument lists.
19539 (init_pre): Remove references to expression_node_pool and
19540 list_node_pool. Init temp_call_expr_obstack instead.
19541 (fini_pre): Remove references to expression_node_pool and
19544 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19545 and walk arguments explicitly instead of as a list.
19547 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19548 (mx_register_decls): Likewise.
19549 (mudflap_register_call): Likewise.
19550 (mudflap_finish_file): Likewise.
19552 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19553 (ipa_callsite_compute_param): Likewise.
19555 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19556 accessors and constructor.
19558 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19559 accessors and constructor.
19560 (convert_tramp_reference): Likewise.
19561 (convert_call_expr): Likewise.
19562 (finalize_nesting_tree_1): Likewise.
19564 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19567 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19569 * tree-inline.c (initialize_inlined_parameters): Pass entire
19570 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19572 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19573 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19575 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19576 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19577 (vectorizable_reduction): Likewise.
19578 (vectorizable_call): Use new CALL_EXPR iterators.
19579 (vectorizable_conversion): Use build_call_expr.
19580 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19581 (vect_gen_widened_results_half): Use build_call_expr.
19582 (vect_setup_realignment): Likewise.
19583 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19585 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19586 (pass_through_call): Likewise.
19587 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19590 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19591 (tree_gen_pow2_profiler): Likewise.
19592 (tree_gen_one_value_profiler): Likewise.
19593 (tree_gen_ic_func_profiler): Likewise.
19594 (tree_gen_average_profiler): Likewise.
19595 (tree_gen_ior_profiler): Likewise.
19597 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19598 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19599 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19601 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19602 of TREE_CODE_LENGTH.
19604 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19605 of TREE_CODE_LENGTH.
19607 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19609 (convert_to_integer): Likewise.
19611 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19614 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19615 Brooks Moses <brooks.moses@codesourcery.com>
19616 Lee Millward <lee.millward@codesourcery.com>
19618 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19620 * config/frv/frv.c (frv_expand_builtin): Likewise.
19621 * config/s390/s390.c (s390_expand_builtin): Likewise.
19623 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19624 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19626 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19627 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19628 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19629 (ix86_expand_store_builtin): Likewise.
19630 (ix86_expand_unop_builtin): Likewise.
19631 (ix86_expand_unop1_builtin): Likewise.
19632 (ix86_expand_sse_compare): Likewise.
19633 (ix86_expand_sse_comi): Likewise.
19634 (ix86_expand_vec_init_builtin): Likewise.
19635 (ix86_expand_vec_ext_builtin): Likewise.
19636 (ix86_expand_vec_set_builtin): Likewise.
19637 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19639 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19640 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19642 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19643 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19644 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19646 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19648 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19649 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19650 arglist. Use new CALL_EXPR accessors. Fix callers.
19651 (altivec_expand_abs_builtin): Likewise.
19652 (rs6000_expand_binop_builtin): Likewise.
19653 (altivec_expand_predicate_builtin): Likewise.
19654 (altivec_expand_lv_builtin): Likewise.
19655 (spe_expand_stv_builtin): Likewise.
19656 (altivec_expand_stv_builtin): Likewise.
19657 (rs6000_expand_ternop_builtin): Likewise.
19658 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19659 (altivec_expand_st_builtin): Likewise.
19660 (altivec_expand_dst_builtin): Likewise.
19661 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19662 arglist. Use new CALL_EXPR accessors. Fix callers.
19663 (altivec_expand_vec_set_builtin): Likewise.
19664 (altivec_expand_vec_ext_builtin): Likewise.
19665 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19666 (spe_expand_builtin): Likewise.
19667 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19668 arglist. Use new CALL_EXPR accessors. Fix callers.
19669 (spe_expand_evsel_builtin): Likewise.
19670 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19671 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19673 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19674 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19675 (arm_expand_unop_builtin): Likewise.
19676 (arm_expand_builtin): Use new CALL_EXPR accessors.
19678 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19681 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19682 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19684 (bfin_expand_unop_builtin): Likewise.
19685 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19687 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19688 Brooks Moses <brooks.moses@codesourcery.com>
19689 Lee Millward <lee.millward@codesourcery.com>
19691 * c-semantics.c (build_stmt): Add internal diagnostic check.
19693 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19694 accessors. Print arguments explicitly instead of as a list.
19696 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19698 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19699 (c_finish_omp_flish): Likewise.
19701 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19702 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19703 instead of TREE_CODE_LENGTH.
19704 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19705 (c_warn_unused_result): Likewise.
19707 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19710 * doc/invoke.texi (Warning Options): Remove
19711 -Werror-implicit-function-declaration.
19712 (Wimplicit-function-declaration): Update description.
19713 * opts.c (common_handle_option): Move handling of -Werror=* to...
19714 (enable_warning_as_error): ...here.
19715 * opts.h (enable_warning_as_error): Declare.
19716 * c-decl.c (implicit_decl_warning): Unless
19717 -Wno-implicit-function-declaration is given, emit a pedwarn if
19718 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19719 * c.opt (Wimplicit-function-declaration): Replace
19720 mesg_implicit_function_declaration with
19721 warn_implicit_function_declaration.
19722 * c-opts.c (c_common_handle_option):
19723 -Werror-implicit-function-declaration is exactly equal as
19724 -Werror=implicit-function-declaration.
19725 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19726 warn_implicit_function_declaration.
19727 (c_common_post_options): -Wimplict-function-declaration is enabled
19728 by default by -std=c99, otherwise is disabled by default.
19729 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19731 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19733 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19734 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19735 former is ignored but not the latter.
19737 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19739 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19740 is made and the reference doesn't use the alias set of its type,
19741 do not create the temporary using that type.
19743 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19745 * jump.c: Remove prototypes for delete_computation and
19746 delete_prior_computation.
19748 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19750 * jump.c (get_label_after): Delete.
19751 (get_label_before, delete_computation, delete_jump,
19752 delete_prior_computation, follow_jumps): Move...
19753 * reorg.c (delete_computation, delete_prior_computation): ... here...
19754 (get_label_before, delete_jump): ... making these static ...
19755 (follow_jumps): ... and simplifying this since it only runs after
19757 * rtl.h (get_label_after, get_label_before, delete_jump,
19758 follow_jumps): Delete prototypes.
19760 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19762 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19764 2007-02-15 Nick Clifton <nickc@redhat.com>
19766 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19767 order to prevent it from being munged by the target.
19769 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19771 * config/i386/i386.md: Remove misleading comment.
19773 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19775 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19776 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19779 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19781 * tree-sra.c (instantiate_missing_elements): Canonicalize
19783 (sra_build_assignment): New.
19784 (generate_copy_inout, generate_element_copy,
19785 generate_element_zero, generate_one_element_init): Use it.
19787 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19789 * tree-sra.c (instantiate_missing_elements): Canonicalize
19791 (sra_build_assignment): New.
19792 (generate_copy_inout, generate_element_copy,
19793 generate_element_zero, generate_one_element_init): Use it.
19795 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19797 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19800 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19802 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19803 types as aggregates not scalars.
19804 * function.c (assign_stack_temp_for_type): Likewise.
19806 2007-02-14 Roger Sayle <roger@eyesopen.com>
19807 Zdenek Dvorak <dvorakz@suse.cz>
19809 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19812 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19814 * passes.c (next_pass_1): Clear the next field of the copied
19817 2007-02-14 Richard Henderson <rth@redhat.com>
19819 * tree-sra.c (early_sra): New.
19820 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19821 (tree_sra_early, pass_sra_early): New.
19822 * tree-pass.h (pass_sra_early): Declare.
19823 * passes.c (init_optimization_passes): Use it.
19825 2007-02-14 Richard Guenther <rguenther@suse.de>
19827 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19829 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19831 PR tree-optimization/30771
19832 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19834 (vect_analyze_operations): Induction phis can now be marked as
19836 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19837 Update documentation accordingly.
19839 2007-02-14 Nick Clifton <nickc@redhat.com>
19841 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19842 most 3 arguments are supported.
19843 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19845 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19847 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19848 Ensure dst->current is valid.
19850 2007-02-13 Paul Brook <paul@codesourcery.com>
19852 * config.gcc: Add arm*-*-uclinux-*eabi.
19853 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19854 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19855 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19856 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19857 (LINK_SPEC): Define.
19858 (LIB_SPEC): Define.
19859 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19861 * config/arm/uclinux-eabi.h: New file.
19862 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19863 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19866 2007-02-13 Ian Lance Taylor <iant@google.com>
19868 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19869 * flags.h (warn_strict_overflow): Declare.
19870 (enum warn_strict_overflow_code): Define.
19871 (issue_strict_overflow_warning): New static inline function.
19872 * opts.c (warn_strict_overflow): New variable.
19873 (common_handle_option): Handle OPT_Wstrict_overflow and
19874 OPT_Wstrict_overflow_.
19875 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19877 * fold-const.c: Include intl.h.
19878 (fold_deferring_overflow_warnings): New static variable.
19879 (fold_deferred_overflow_warning): New static variable.
19880 (fold_deferred_overflow_code): New static variable.
19881 (fold_defer_overflow_warnings): New function.
19882 (fold_undefer_overflow_warnings): New function.
19883 (fold_undefer_and_ignore_overflow_warnings): New function.
19884 (fold_deferring_overflow_warnings_p): New function.
19885 (fold_overflow_warning): New static function.
19886 (make_range): Add strict_overflow_p parameter. Change all
19888 (extract_muldiv, extract_muldiv_1): Likewise.
19889 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19890 tree_expr_nonnegative_p.
19891 (fold_negate_expr): Call fold_overflow_warning.
19892 (fold_range_test): Likewise.
19893 (fold_comparison): Likewise.
19894 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19895 instead of tree_expr_nonnegative_p.
19896 (tree_expr_nonnegative_warnv_p): Rename from
19897 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19898 (tree_expr_nonnegative_p): New function.
19899 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19900 strict_overflow_p parameter.
19901 (tree_expr_nonzero_p): New function.
19902 * passes.c (verify_interpass_invariants): New static function.
19903 (execute_one_pass): Call it.
19904 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19906 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19907 (estimate_numbers_of_iterations): Likewise.
19908 (scev_probably_wraps_p): Likewise.
19909 * tree-ssa-ccp.c: Include "toplev.h".
19910 (evaluate_stmt): Defer fold overflow warnings until we know we are
19912 (struct fold_stmt_r_data): Add stmt field.
19913 (fold_stmt_r): Defer fold overflow warnings until we know we
19915 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19916 (fold_stmt_inplace): Likewise.
19917 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19918 (cleanup_control_expr_graph): Defer fold overflow warnings until
19919 we know we are going to optimize.
19920 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19921 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19923 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19924 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19925 * tree-ssa-loop-manip.c (create_iv): Likewise.
19926 * c-typeck.c (build_conditional_expr): Likewise.
19927 (build_binary_op): Likewise.
19928 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19929 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19930 (extract_range_from_unary_expr): Likewise.
19931 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19932 assuming that signed overflow does not occur.
19933 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19934 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19935 (fold_defer_overflow_warnings): Declare.
19936 (fold_undefer_overflow_warnings): Declare.
19937 (fold_undefer_and_ignore_overflow_warnings): Declare.
19938 (fold_deferring_overflow_warnings_p): Declare.
19939 (tree_expr_nonzero_warnv_p): Declare.
19940 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19941 of warning options.
19942 (Warning Options): Document -Wstrict-overflow.
19943 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19944 (tree-ssa-ccp.o): Likewise.
19945 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19946 (fold-const.o): Depend on intl.h.
19948 2007-02-13 Ian Lance Taylor <iant@google.com>
19950 PR middle-end/30751
19951 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19954 2007-02-13 Stuart Hastings <stuart@apple.com>
19956 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19958 2007-02-13 Richard Henderson <rth@redhat.com>
19960 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19961 handled_component_p before looking for the indirect_ref.
19963 2007-02-13 Richard Henderson <rth@redhat.com>
19965 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19966 remove flags clobber.
19967 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19968 (bswaphi_lowpart): New.
19969 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19970 remove TARGET_BSWAP test. Delete expander of the same name.
19972 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19973 (expand_unop): Use them.
19975 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19977 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19978 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19979 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19980 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19981 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19982 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19983 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19984 assembler dialect choice from asm templates.
19986 2007-02-12 Richard Henderson <rth@redhat.com>
19988 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19989 (fixuns_trunc<SSEMODEF>si2): Use it.
19990 * config/i386/sse.md (vec_setv4sf_0): Export.
19991 * config/i386/i386.c (ix86_build_const_vector): Export.
19992 (ix86_split_convert_uns_si_sse): Rename from
19993 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19994 * config/i386/i386-protos.h: Update.
19996 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19999 * c-typeck.c (c_finish_return): Improve warning message.
20001 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20003 * alias.c (find_symbolic_term): Delete unused function.
20005 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
20007 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
20008 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
20009 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20011 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20013 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20014 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20015 the function, temporarily point the debug interface to the null one.
20017 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20019 * dwarf2out.c (round_up_to_align): New static function.
20020 (field_byte_offset): Use it to round the offset.
20022 2007-02-12 Richard Henderson <rth@redhat.com>
20024 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20025 (inswl_const): Export.
20027 2007-02-12 Richard Henderson <rth@redhat.com>
20029 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20030 result mode of the libcall, convert back to outmode.
20032 2007-02-12 Roger Sayle <roger@eyesopen.com>
20034 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20035 (bswapdi2): New define_expand to implement 32-bit implementation.
20037 2007-02-12 Nick Clifton <nickc@redhat.com>
20039 * doc/invoke.texi (Overall Options): Document --help=.
20040 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20041 (cc1_options): Pass --help= on to cc1.
20042 (display_help): Add description of --help=.
20043 (process_command): Add code to handle --help=. Allow translated
20044 --help and --target-help switches to be passed on to compiler
20046 (main): Remove unused if statement.
20047 * opts.c (columns): Remove.
20048 (LEFT_COLUMN): Define.
20049 (wrap_help): Add columns argument.
20050 (print_filtered_help): Change parameters to be an include bitmask,
20051 an exclude bitmask, an any bitmask and the column width. Move the
20052 code to display the params list here. Add code to display the
20053 status of options rather than their descriptions if the quiet flag
20055 (print_specific_help): Change parameters to be an include bitmask,
20056 an exclude bitmask and an any bitmask. Move code to look up the
20057 column width here. Decide upon the title for an options listing.
20058 (common_handle_options): Add code to handle --help=. Adapt code
20059 for --help and --target-help to use the revised form of the
20060 print_specific_help function.
20061 (print_help): Delete.
20062 (print_param_help): Delete.
20063 (print_switch): Delete.
20064 * opts.h (cl_lang_count): Add prototype.
20065 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20066 CL_MAX_OPTION_CLASS): New defines.
20067 * optc-gen.awk: Add construction of cl_lang_count.
20068 * c.opt: Add Warning attribute to warning options and Optimization
20069 attribute to optimization options.
20070 * common.opt: Likewise.
20072 Add -fhelp and -ftarget-help as aliases for the transformed --help
20073 and --target-help options.
20074 * opt-functions.awk: Add code to handle Warning and Optimization
20077 2007-02-12 Richard Henderson <rth@redhat.com>
20079 * config/alpha/constraints.md: New file.
20080 * config/alpha/alpha.c: Include tm-constrs.h.
20081 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20082 alpha_extra_constraint): Remove.
20083 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20084 * config/alpha/alpha-protos.h: Update.
20085 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20086 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20087 (EXTRA_CONSTRAINT): Remove.
20088 * config/alpha/alpha.md: Include constraints.md.
20089 (adddi splitter): Use satisfies_constraint_*.
20090 * config/alpha/predicates.md (add_operand): Likewise.
20091 (sext_add_operand, addition_operation): Likewise.
20093 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20095 PR tree-optimization/29145
20096 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20097 in our handling of restrict qualified pointers.
20099 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20102 * doc/invoke.texi (Wunused-value): Update description.
20103 (Wextra): Delete item.
20104 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20105 value of Wunused-value.
20106 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20107 (c_finish_stmt_expr): Don't check extra_warnings.
20108 (emit_side_effect_warnings): The caller is responsible to check
20111 2007-02-11 Roger Sayle <roger@eyesopen.com>
20112 Matt Thomas <matt@3am-software.com>
20114 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20116 2007-02-11 Roger Sayle <roger@eyesopen.com>
20118 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20119 comparisons of POPCOUNT against zero.
20120 (simplify_const_relational_operation): Likewise.
20122 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20124 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20126 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20128 * dwarf2out.c (root_type): Delete unused function.
20130 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20132 * genattrtab.c (contained_in_p): Delete unused function.
20133 (write_expr_attr_cache): Likewise.
20135 2007-02-11 Jan Hubicka <jh@suse.cz>
20137 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20140 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20142 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20143 to add the REG_EQ* note.
20144 * see.c (see_merge_one_use_extension): Likewise.
20145 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20146 turn REG_EQUAL notes into REG_EQUIV notes if the target
20147 register may have more than one set.
20148 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20149 * gcse.c (try_replace_reg): Likewise.
20150 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20151 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20152 more than one REG_EQUIV note.
20153 * reload1.c (gen_reload): Use set_unique_reg_note.
20155 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20157 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20158 (ix86_builtin_conversion): New function.
20160 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20163 * tree.h (DECL_REPLACEABLE_P): New macro.
20164 * except.c (set_nothrow_function_flags): Likewise.
20166 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20167 Ira Rosen <irar@il.ibm.com>
20168 Dorit Nuzman <dorit@il.ibm.com>
20170 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20171 * targhooks.c (default_builtin_vectorized_conversion): New.
20172 * targhooks.h (default_builtin_vectorized_function): New declaration.
20173 * target.h (struct vectorize): Add builtin_conversion field.
20174 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20175 stmt_vec_info_type value.
20176 (vectorizable_conversion): New declaration.
20177 * tree-vect-analyze.c (vect_analyze_operations): Add
20178 vectorizable_conversion call.
20179 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20180 * tree-vect-transform.c (vectorizable_conversion): New function.
20181 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20182 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20184 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20185 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20186 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20187 or ALTIVEC_BUILTIN_VCFSX.
20189 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20192 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20193 CONST_DOUBLE and operand 0 is a hard register.
20194 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20195 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20196 is a hard floating-point register.
20198 2007-02-10 Richard Henderson <rth@redhat.com>
20199 Jakub Jelinek <jakub@redhat.com>
20200 Alexandre Oliva <aoliva@redhat.com>
20202 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20203 * builtin-types.def (BT_WORD): Make unsigned.
20204 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20205 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20206 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20207 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20208 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20209 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20211 * expr.c (emutls_var_address): New.
20212 (expand_expr_real_1): Expand emulated tls.
20213 (expand_expr_addr_expr_1): Likewise.
20214 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20215 * output.h (emutls_finish): Declare.
20216 * toplev.c (compile_file): Call it.
20217 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20218 address before wrapping in CONST.
20219 * varasm.c (emutls_htab, emutls_object_type): New.
20220 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20221 (get_emutls_object_name, get_emutls_object_type): New.
20222 (get_emutls_init_templ_addr, emutls_decl): New.
20223 (emutls_common_1, emutls_finish): New.
20224 (assemble_variable): When emulating tls, swap decls; generate
20225 constructor for the emutls objects.
20226 (do_assemble_alias): When emulating tls, swap decl and target name.
20227 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20229 * varpool.c (decide_is_variable_needed): Look at force_output.
20230 Recurse for emulated tls.
20231 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20232 with decide_is_variable_needed.
20233 * emutls.c: New file.
20234 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20235 tls_object for real tls.
20237 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20239 PR rtl-optimization/29599
20240 * reload1.c (eliminate_regs_in_insn): Take the destination
20241 mode into account when computing the offset.
20243 2007-02-09 Stuart Hastings <stuart@apple.com>
20244 Richard Henderson <rth@redhat.com>
20246 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20247 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20248 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20249 fixuns_truncdfhi2): New.
20250 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20251 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20252 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20253 (floatunssidf2): Allow nonimmediate source.
20254 * config/i386/sse.md (movdi_to_sse): New.
20255 (vec_concatv2di): Drop '*'.
20256 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20257 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20258 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20260 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20261 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20262 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20263 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20264 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20265 ix86_build_const_vector.
20266 (x86_emit_floatuns): Rewrite.
20268 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20270 * genautomata.c (longest_path_length): Delete unused function.
20271 (struct state): Delete unused longest_path_length.
20272 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20273 (get_free_state): Delete unused.
20275 2007-02-09 Jan Hubicka <jh@suse.cz>
20277 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20278 * doc/invoke.texi (inline-unit-growth): Update default value.
20280 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20281 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20282 (rebuild_cgraph_edges): Likewise.
20283 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20284 (dump_cgraph_node): Dump frequencies.
20285 (cgraph_clone_edge): Add frequency scales.
20286 (cgraph_clone_node): Add freuqnecy.
20287 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20288 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20289 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20290 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20291 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20292 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20293 (save_inline_function_body): Likewise.
20294 * ipa-inline.c: inluce rtl.h
20295 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20296 (cgraph_edge_badness): Use frequencies.
20297 (cgraph_decide_recursive_inlining): Update clonning.
20298 (cgraph_decide_inlining_of_small_function): Dump frequency.
20299 * predict.c (estimate_bb_frequencies): Export.
20300 * predict.h (estimate_bb_frequencies): Declare.
20301 * tree-inline.c (copy_bb): Watch overflows.
20302 (expand_call_inline): Update call of cgraph_create_edge.
20303 (optimize_inline_calls): Use TODO flags to update frequnecies.
20304 * passes.h: Include predict.h
20305 (init_optimization_passes): Move profile ahead.
20306 (execute_function_todo): Handle TODO_rebuild_frequencies.
20308 2007-02-09 Roger Sayle <roger@eyesopen.com>
20310 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20311 the insbl or inswl pattern into a register.
20313 2007-02-09 Roger Sayle <roger@eyesopen.com>
20315 * config/ia64/ia64.md (bswapdi2): New define_insn.
20317 2007-02-09 Richard Henderson <rth@redhat.com>
20319 * config/i386/constraints.md (Ym): New constraint.
20320 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20321 (movdi_1_rex64): Split sse and xmm general register moves from
20322 memory move alternatives. Use conditional register constraints.
20323 (movsf_1, movdf_integer): Likewise.
20324 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20325 (movdf_integer_rex64): New.
20326 (pushsf_rex64): Fix output constraints.
20327 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20328 (sse2_stored): Likewise.
20329 (sse2_storeq_rex64): New.
20330 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20331 amd and not generic.
20332 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20333 for optimize_size. Remove SF/DFmode hack.
20335 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20337 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20340 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20341 Richard Sandiford <richard@codesourcery.com>
20343 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20344 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20345 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20346 m68k/t-mlib to tmake_file.
20347 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20348 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20349 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20350 Allow it to be cf or m68k. Set m68k_arch_family. If that
20351 variable is not empty, add t-$m68k_arch_family to tmake_file.
20352 Add t-mlibs to tmake_file.
20353 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20354 * config/m68k/t-cf: New file.
20355 * config/m68k/t-m68k: Likewise.
20356 * config/m68k/t-mlibs: Likewise.
20357 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20358 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20359 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20360 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20361 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20363 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20364 (INSTALL_LIBGCC): Delete.
20365 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20366 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20367 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20368 (M68K_MLIB_CPU): Define.
20369 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20370 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20371 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20373 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20374 Richard Guenther <rguenther@suse.de>
20376 PR middle-end/23361
20377 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20378 against INT_MIN/INT_MAX.
20379 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20380 file if a loop is removed.
20382 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20384 * calls.c (store_one_arg): Pass correct alignment to
20385 emit_push_insn for non-BLKmode values.
20386 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20387 unaligned stack slot via a suitably aligned slot.
20389 2007-02-08 DJ Delorie <dj@redhat.com>
20391 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20393 (legal_subregs): Use unsigned char, make const.
20394 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20396 2007-02-08 Paul Brook <paul@codesourcery.com>
20398 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20399 special interworking needed.
20401 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20403 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20404 conditional to __SSE2__.
20405 (Entries below should have been added to first ChangeLog
20406 entry for amdfam10 dated 2007-02-05)
20407 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20409 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20411 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20414 2007-02-08 DJ Delorie <dj@redhat.com>
20416 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20417 * config/m32c/m32c.c (legal_subregs): New.
20418 (m32c_illegal_subreg_p): New.
20419 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20420 unsupported subregs of hard regs.
20422 2007-02-08 Jan Hubicka <jh@suse.cz>
20424 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20425 the same one; always update histograms.
20427 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20429 * passes.c (init_optimization_passes): Tidy comment.
20431 2007-02-08 Roger Sayle <roger@eyesopen.com>
20433 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20434 strip zero_extend, bswap and rotates from POCOUNT's argument.
20435 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20436 zero_extend and rotates from PARITY's argument.
20437 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20438 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20439 of an integer constant at compile-time.
20441 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20444 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20446 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20449 * tree-ssa-live.c (remove_unused_locals): Do not remove
20450 TREE_ADDRESSABLE variables.
20451 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20452 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20453 FOR_CLOBBER. Update all users.
20454 If VAR has an associated alias set, add a virtual operand for
20455 it if no alias is found to conflict with the memory reference.
20457 2007-02-07 Jan Hubicka <jh@suse.cz>
20458 Robert Kidd <rkidd@crhc.uiuc.edu>
20460 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20462 2007-02-07 Ian Lance Taylor <iant@google.com>
20464 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20466 2007-02-07 Roger Sayle <roger@eyesopen.com>
20468 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20469 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20470 tablejumpdi, movsi_to_cr_one): Remove constraints from
20471 define_expand's match_operands.
20473 2007-02-07 Roger Sayle <roger@eyesopen.com>
20475 * global.c (compute_regsets): Move declatation of "i" inside of
20476 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20478 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20481 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20482 of INDIRECT_REF <RESULT_DECL>.
20484 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20486 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20487 Kaz Kojima <kkojima@gcc.gnu.org>
20490 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20492 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20494 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20496 * doc/loop.texi: Document possibility not to perform disambiguation
20497 of loops with multiple latches.
20498 * cfgloopmanip.c (alp_enum_p): Removed.
20499 (add_loop): Handle subloops. Use get_loop_body_with_size.
20500 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20501 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20502 the new forwarder block.
20503 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20504 Handle the case latch is NULL.
20505 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20506 modifications when marking loop exits.
20507 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20509 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20510 disambiguate_loops_with_multiple_latches.
20511 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20512 before fix_loop_structure.
20513 * cfgloop.c: Include pointer-set.h and output.h.
20514 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20515 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20516 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20517 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20518 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20519 disambiguate_multiple_latches, get_loop_body_with_size,
20520 disambiguate_loops_with_multiple_latches): New functions.
20521 (flow_loop_dump): Dump multiple latch edges.
20522 (flow_loop_nodes_find): Handle loops with multiple latches.
20523 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20524 (glb_enum_p): Modified.
20525 (get_loop_body): Use get_loop_body_with_size.
20526 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20527 (AVOID_CFG_MODIFICATIONS): New constant.
20528 (disambiguate_loops_with_multiple_latches, add_loop,
20529 get_loop_body_with_size): Declare.
20530 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20532 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20534 PR inline-asm/28686
20535 * global.c (compute_regsets): New function.
20536 (global_alloc): Refactored ELIMINABLE_REGSET
20537 and NO_GLOBAL_ALLOC_REGS computation out.
20538 (rest_of_handle_global_alloc): Call compute_regsets()
20539 for non-optimizing case.
20541 2007-02-06 Richard Henderson <rth@redhat.com>
20543 * config/i386/constraints.md (Y2): Rename from Y.
20544 (Yi): New constraint.
20545 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20546 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20547 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20548 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20549 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20550 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20551 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20552 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20553 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20554 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20555 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20556 vec_extractv2si_1): Change Y constraints to Y2.
20557 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20558 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20559 Change Y constraints to Y2.
20560 (sse2_loadld): Change Y constraints to x.
20562 2007-02-06 Roger Sayle <roger@eyesopen.com>
20564 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20565 (parity<mode>2): New define_expand using rs6000_emit_parity.
20566 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20567 rs6000_emit_parity): New functions.
20568 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20569 rs6000_emit_parity): Prototype here.
20571 2007-02-06 Ian Lance Taylor <iant@google.com>
20573 * lower-subreg.c (simple_move_operand): Reject CONST.
20574 (resolve_clobber): Call validate_change rather than directly
20575 assigning to XEXP (pat, 0).
20577 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20579 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20580 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20581 (tree-cfg.o): Remove hashtab.h dependency.
20583 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20584 (struct ivopts_data): Change niters to pointer_map_t.
20585 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20586 (niter_for_exit): Create pointer_map on demand. Change for
20588 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20589 (free_loop_data): Destroy data->niters if created and reset field.
20590 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20591 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20593 * tree-ssa-reassoc.c: Include pointer-set.h.
20594 (bb_rank): Change to long *.
20595 (operand_rank): Change to pointer_map_t.
20596 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20597 (insert_operand_rank): Accept long.
20598 (operand_entry_hash, operand_entry_eq): Remove.
20599 (get_rank): Return long. Adjust for changes above.
20600 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20602 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20604 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20605 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20606 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20608 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20609 directly since it cannot be NULL.
20610 (get_vi_for_tree): Rewrite for pointer_map API.
20611 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20612 (init_alias_vars): Create vi_for_tree as pointer_map.
20613 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20615 * tree-cfg.c: Don't include hashtab.h.
20616 (edge_to_cases): Declare as pointer_map.
20617 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20619 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20620 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20621 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20623 (record_switch_edge): Delete.
20624 (get_cases_for_edge): Adjust for pointer_map API, inline
20625 record_switch_edge (rewritten for new API), remove goto.
20627 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20629 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20630 * tree-nested.c: Include pointer-set.h.
20631 (var_map_elt, var_map_eq, var_map_hash): Delete.
20632 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20633 to pointer_map_t's.
20634 (nesting_info_bitmap_obstack): New.
20635 (lookup_field_for_decl): Adjust for pointer_map API.
20636 (lookup_tramp_for_decl): Adjust for pointer_map API.
20637 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20638 (get_local_debug_decl): Adjust for pointer_map API.
20639 (convert_nl_goto_reference): Adjust for pointer_map API.
20640 (convert_nl_goto_receiver): Adjust for pointer_map API.
20641 (create_nesting_tree): Create outside GGC space. Create bitmap on
20642 the new obstack. Create field_map and var_map as pointer_maps.
20643 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20645 (lower_nested_functions): Move root here, no need to NULL it.
20646 Initialize and release the obstack.
20648 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20650 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20651 Remove prototypes and make them non-static.
20652 (struct tree_int_map): Remove.
20653 * tree.h (struct tree_int_map): Move here, turning TO into an
20655 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20657 * tree.h (TREE_COMPLEXITY): Remove.
20658 (struct tree_exp): Remove complexity field.
20659 * tree.c (build1_stat): Don't set it.
20661 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20662 Victor Kaplansky <victork@il.ibm.com>
20664 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20665 (vect_is_simple_reduction): Support reduction with induction as
20666 one of the operands.
20667 (vect_is_simple_iv_evolution): Fix formatting.
20668 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20669 formatting. Don't mark induction phis for vectorization.
20670 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20671 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20672 (vect_get_vec_def_for_operand): Support induction.
20673 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20675 (vectorizable_reduction): Support reduction with induction as one of
20677 (vectorizable_type_demotion): Use def-type of stmt argument rather
20678 than dummy def-type.
20680 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20681 flag_tree_scev_cprop.
20682 * common.opt (tree-scev-cprop): New flag.
20684 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20685 call to vect_get_new_vect_var.
20687 2007-02-06 Ira Rosen <irar@il.ibm.com>
20689 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20690 vectype is not NULL.
20691 (vect_pattern_recog_1): Likewise.
20693 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20695 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20696 (fold_negate_expr): Likewise.
20698 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20701 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20702 even if cv-qualification is the same.
20704 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20706 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20707 __enable_execute_stack on completion.
20709 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20711 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20712 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20713 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20714 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20715 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20716 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20717 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20718 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20722 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20723 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20724 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20725 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20726 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20727 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20728 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20729 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20730 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20731 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20732 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20733 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20734 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20735 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20736 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20737 sqrtextenddfxf2_i387): Added amdfam10_decode.
20739 * config/i386/athlon.md (athlon_idirect_amdfam10,
20740 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20741 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20742 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20743 athlon_ivector_store_amdfam10): New define_insn_reservation.
20744 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20749 * config/i386/athlon.md (athlon_call_amdfam10,
20750 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20751 define_insn_reservation.
20752 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20753 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20754 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20758 * config/i386/athlon.md (athlon_sseld_amdfam10,
20759 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20760 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20764 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20765 define_insn_reservation.
20766 * config/i386/i386.md (sseins): Added sseins to define_attr type
20767 and define_attr unit.
20768 * config/i386/sse.md: Set type attribute to sseins for insertq
20771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20773 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20774 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20775 ssecomi_load_amdfam10, ssecomi_amdfam10,
20776 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20777 define_insn_reservation.
20778 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20782 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20783 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20784 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20785 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20786 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20787 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20788 define_insn_reservation.
20790 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20791 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20792 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20793 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20794 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20796 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20798 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20799 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20800 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20801 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20802 athlon_ssemul_load_k8): Added amdfam10.
20804 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20806 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20807 (x86_sse_unaligned_move_optimal): New variable.
20809 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20811 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20812 for unaligned vector SSE double/single precision loads for AMDFAM10.
20814 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20816 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20817 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20818 Define TARGET_CPU_DEFAULT_amdfam10.
20819 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20820 (processor_type): Add PROCESSOR_AMDFAM10.
20822 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20823 processor_type in config/i386/i386.h.
20824 Enable imul peepholes for TARGET_AMDFAM10.
20826 * config.gcc: Add support for --with-cpu option for amdfam10.
20828 * config/i386/i386.c (amdfam10_cost): New variable.
20829 (m_AMDFAM10): New macro.
20830 (m_ATHLON_K8_AMDFAM10): New macro.
20831 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20832 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20833 x86_promote_QImode, x86_integer_DFmode_moves,
20834 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20835 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20836 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20837 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20838 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20839 Enable/disable for amdfam10.
20840 (override_options): Add amdfam10_cost to processor_target_table.
20841 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20842 processor_alias_table.
20843 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20844 (ix86_adjust_cost): Add code for amdfam10.
20846 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20848 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20849 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20850 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20851 * config/i386/i386.h: Add builtin definition for SSE4A.
20852 * config/i386/i386.md: Add support for ABM instructions
20853 (popcnt and lzcnt).
20854 * config/i386/sse.md: Add support for SSE4A instructions
20855 (movntss, movntsd, extrq, insertq).
20856 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20857 Add -march=amdfam10 flag.
20858 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20859 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20861 * doc/extend.texi: Add documentation for SSE4A builtins.
20863 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20865 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20867 2007-02-05 Richard Guenther <rguenther@suse.de>
20869 * tree-vectorizer.h (vectorizable_function): Add argument type
20870 argument, change return type.
20871 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20872 * tree-vect-transform.c (vectorizable_function): Handle extra
20873 argument, return vectorized function decl.
20874 (build_vectorized_function_call): Remove.
20875 (vectorizable_call): Handle calls with result and argument types
20876 differing. Handle loop vectorization factor correctly.
20877 * targhooks.c (default_builtin_vectorized_function): Adjust for
20879 * targhooks.h (default_builtin_vectorized_function): Likewise.
20880 * target.h (builtin_vectorized_function): Add argument type
20882 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20883 extra argument, allow vectorizing of lrintf.
20884 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20885 documentation of target hook.
20887 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20890 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20891 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20892 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20894 2007-02-05 Roger Sayle <roger@eyesopen.com>
20896 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20897 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20898 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20899 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20900 before canonicalizing sincos to cexpi.
20901 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20903 2007-02-05 Roger Sayle <roger@eyesopen.com>
20905 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20906 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20907 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20909 2007-02-05 Roger Sayle <roger@eyesopen.com>
20911 * mips-tfile.c (initialize_init_file): Correct endianness test.
20913 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20915 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20916 the 'y' constraint.
20918 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20920 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20921 saves in a PARALLEL before the register assignments.
20923 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20925 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20926 DWARF_FRAME_RETURN_COLUMN to be a general register.
20927 * dwarf2out.c (init_return_column_size): New function, split from...
20928 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20929 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20930 to be nongeneral registers.
20931 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20933 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20934 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20936 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20938 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20940 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20942 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20943 (remove_path): Use can_remove_branch_p and remove_branch instead
20944 of loop_delete_branch_edge.
20945 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20946 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20947 Update profile using scale_dominated_blocks_in_loop.
20948 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20949 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20950 (can_remove_branch_p, remove_branch): Declare.
20951 * tree-cfg.c (tree_can_remove_branch_p): New function.
20952 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20953 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20954 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20956 2007-02-05 Jan Hubicka <jh@suse.cz>
20958 PR middle-end/30696
20959 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20960 nodes in cgraph, don't remove offline copy of the function.
20962 2007-02-04 Jan Hubicka <jh@suse.cz>
20964 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20965 vectors might cause maybe_lookup_element_for_expr to be called
20966 on non-sra-candidate.
20968 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20970 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20971 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20972 spelling conventions.
20974 2007-02-04 Richard Guenther <rguenther@suse.de>
20976 PR middle-end/30636
20977 * fold-const.c (try_move_mult_to_index): Make sure to not
20978 overflow one dimension of a multi-dimensional array access.
20980 2007-02-04 Jan Hubicka <jh@suse.cz>
20982 * passes.c (init_optimization_passes): Reindent.
20984 2007-02-04 Jan Hubicka <jh@suse.cz>
20985 Eric Botcazou <ebotcazou@adacore.com>
20987 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20988 (execute_fixup_cfg): Break out the abnormal goto code.
20989 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20990 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20991 (optimize_inline_calls): Call make_nonlocal_label_edges.
20993 2007-02-04 Jan Hubicka <jh@suse.cz>
20995 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20996 true when something was changed.
20997 (rename_ssa_copies): When something was changed, do
20998 TODO_remove_unused_locals.
20999 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21000 add TODO_remove_unused_locals when instruction was removed.
21002 2007-02-04 Jan Hubicka <jh@suse.cz>
21004 * ipa-inline.c (try_inline): Improve debug output; work on already
21006 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
21007 call try_inline for already inlined edges too when flattening;
21008 inline also functions that make callee growth but overall unit size
21011 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21013 * config/m32c/bitops.md, config/m32c/jump.md,
21014 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21015 config/m32r/m32r.h, config/m32r/m32r.md,
21016 config/m32r/predicates.md, config/m68hc11/larith.asm,
21017 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21018 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21019 config/mips/mips-protos.h, config/mips/mips.c,
21020 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21021 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21022 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21023 spelling conventions.
21025 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21026 Follow spelling conventions.
21028 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21030 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21031 warn about C++0x compatibility.
21033 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21035 * config/h8300/h8300.c, config/h8300/h8300.h,
21036 config/h8300/h8300.md: Follow spelling conventions.
21038 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21040 PR middle-end/30667
21041 * combine.c (try_combine): Do not substitute source operand
21042 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21044 2007-02-03 Jan Hubicka <jh@suse.cz>
21046 PR gcov-profile/30650
21047 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21048 do not divide by zero for never executed counters.
21049 (tree_find_values_to_profile): Fix counters.
21050 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21052 2007-02-03 Ian Lance Taylor <iant@google.com>
21054 * lower-subreg.c (simple_move_operand): New static function,
21055 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21057 (simple_move): Call simple_move_operand.
21058 (find_decomposable_subregs): Add special handling of MEMs.
21059 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21060 meaning of return value. If we see a hard register, test whether
21061 it can store a word_mode value. Change all callers.
21063 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21065 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21066 ftrapv insns and expanders.
21067 (subdi3): Change define_expand operand 1 to arith11_operand, and
21068 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21069 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21070 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21073 PR middle-end/30174
21074 * varasm.c (notice_global_symbol): Treat global objects as weak when
21075 flag_shlib is true.
21077 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21079 * emit-rtl.c (dconstpi): Delete.
21080 (dconstsqrt2): New.
21081 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21082 * real.h (dconstpi): Delete.
21083 (dconstsqrt2): New.
21084 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21085 (fold_builtin_hypot): Likewise.
21087 2007-02-03 Tom Tromey <tromey@redhat.com>
21090 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21091 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21093 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21095 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21096 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21097 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21098 config/rs6000/cell.md, config/rs6000/darwin.h,
21099 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21100 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21101 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21102 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21103 typos. Follow spelling conventions.
21104 * doc/invoke.texi: Follow spelling conventions.
21106 2007-02-03 Roger Sayle <roger@eyesopen.com>
21108 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21109 canonicalization transformations that attempt to simplify integer
21110 constant comparisons to become comparisons against zero.
21112 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21114 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21116 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21117 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21119 2007-02-02 Mike Stump <mrs@apple.com>
21121 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21122 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21123 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21124 generate a branch island.
21126 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21128 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21129 (xtensa_legitimate_address_p): New.
21130 (xtensa_legitimize_address): New.
21131 (xtensa_output_addr_const_extra): New.
21132 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21134 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21135 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21136 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21137 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21138 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21139 (xtensa_legitimize_address): New.
21140 (xtensa_output_addr_const_extra): New.
21142 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21144 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21146 2007-02-02 Ian Lance Taylor <iant@google.com>
21148 * expmed.c (expand_divmod): Add comment.
21150 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21152 * emit-rtl.c (renumber_insns): Remove.
21153 * flags.h: Remove the extern for flag_renumber_insns.
21154 * rtl.h: Remove the prototype for renumber_insns.
21155 * toplev.c (flag_renumber_insns): Remove.
21157 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21159 Revert for x86 darwin:
21160 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21162 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21163 code before the following patch under TARGET_MACHO.
21164 (ix86_function_value_regno_p): Likewise.
21166 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21168 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21171 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21174 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21175 loads to general or fp registers. Add comments.
21176 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21178 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21180 * pointer-set.c (insert_aux): Only return insertion slot.
21181 (pointer_set_insert): Adjust.
21182 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21183 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21184 pointer_map_traverse): New.
21185 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21186 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21187 pointer_map_contains, pointer_map_traverse): Declare.
21189 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21191 PR middle-end/30473
21192 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21193 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21195 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21197 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21199 (struct _dep): New type.
21200 (dep_t): New typedef.
21201 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21202 (DEP_STATUS): New access macro. The macro with the same name was
21203 renamed to DEP_LINK_STATUS.
21204 (dep_init): Declare function
21206 (struct _dep_link): New type.
21207 (dep_link_t): New typedef.
21208 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21209 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21210 (DEP_LINK_STATUS): New macro.
21211 (debug_dep_links): New debug function.
21213 (struct _deps_list): New type.
21214 (deps_list_t): New typedef.
21215 (DEPS_LIST_FIRST): New access macro.
21216 (FOR_EACH_DEP_LINK): New cycle macro.
21217 (create_deps_list, free_deps_list, delete_deps_list): Declare
21219 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21220 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21221 (copy_deps_list_change_con): Ditto.
21223 (move_dep_link): Declare function.
21225 (struct _dep_node): New type.
21226 (dep_node_t): New typedef.
21227 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21229 (struct haifa_insn_data.back_deps): New field to hold backward
21230 dependencies of the insn.
21231 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21233 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21234 Change its type to deps_list_t.
21235 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21236 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21237 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21239 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21241 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21243 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21245 (dep_cost): Declare.
21247 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21248 (ds_to_dk, dk_to_ds): New functions.
21250 (init_dep_1): New static function.
21251 (init_dep): New function.
21252 (copy_dep): New static function.
21254 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21256 (detach_dep_link): New static function.
21257 (move_dep_link): New function.
21259 (dep_links_consistent_p, dump_dep_links): New static functions.
21260 (debug_dep_links): New debugging function.
21262 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21264 (alloc_deps_list, init_deps_list): New static functions.
21265 (create_deps_list): New function.
21266 (clear_deps_list): New static function.
21267 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21268 (deps_list_consistent_p, dump_deps_list): New static functions.
21269 (debug_deps_list): New function.
21270 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21272 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21274 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21275 use new scheduler dependencies lists.
21276 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21277 (sched_analyze): Ditto. Initialize dependencies lists.
21278 (add_forw_dep, compute_forward_dependences): Update to use new
21279 scheduler dependencies lists.
21281 (init_dependency_caches): Init deps_obstack.
21282 (free_dependency_caches): Free deps_obstack.
21284 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21285 new scheduler dependencies lists.
21286 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21287 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21289 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21290 Update to use new scheduler dependencies lists.
21291 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21292 (debug_dependencies): Ditto.
21293 (schedule_region): Update comments.
21295 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21296 scheduler dependencies lists.
21297 (schedule_ebb): Update comments.
21299 * rtl.def (DEPS_LIST): Remove.
21301 * lists.c (unused_deps_list): Remove.
21302 (free_list): Update assertions.
21304 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21305 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21307 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21308 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21310 * haifa-sched.c (comments): Update.
21311 (insn_cost1): Remove. Inline the code into insn_cost ().
21312 (insn_cost): Update to use new scheduler dependencies lists. Move
21313 processing of the dependency cost to dep_cost ().
21314 (dep_cost): New function. Use it instead of insn_cost () when
21315 evaluating cost of the dependency. Use compatible interface to
21316 interact with the target.
21317 (priority): Update to use new scheduler dependencies lists.
21318 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21319 with greater number of insns that depend on the insn.
21320 (schedule_insn): Update to use new scheduler dependencies lists. Add
21321 code to free backward dependencies lists. Inline and optimize code
21322 from resolve_dep () - see PR28071.
21323 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21324 lists. Update call to targetm.sched.is_costly_dependence hook.
21326 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21327 scheduler dependencies lists.
21329 (resolve_dep): Remove. Move the logic to schedule_insn ().
21330 (init_h_i_d): Initialize dependencies lists.
21332 (process_insn_depend_be_in_spec): Rename to
21333 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21334 dependencies lists.
21335 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21336 Update to use new scheduler dependencies lists.
21337 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21339 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21340 new scheduler dependencies lists.
21341 (build_intra_loop_deps): Ditto.
21343 * target.h (struct _dep): Declare to use in
21344 gcc_target.sched.is_costly_dependence.
21345 (struct gcc_target.sched.adjust_cost): Fix typo.
21346 (struct gcc_target.sched.is_costly_dependence): Change signature to
21347 use single dep_t parameter instead of an equivalent triad.
21348 (struct gcc_target.sched.adjust_cost_2): Remove.
21350 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21352 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21354 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21356 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21358 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21359 (REG_DEP_TRUE): Document.
21361 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21362 Change signature to correspond to the targetm.sched.adjust_cost hook.
21363 Update use in TARGET_SCHED_ADJUST_COST_2.
21364 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21365 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21366 new scheduler dependencies lists.
21367 (ia64_gen_check): Ditto.
21369 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21370 scheduler dependencies lists.
21372 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21373 signature to correspond to the targetm.sched.is_costly_dependence hook.
21374 (is_costly_group): Update to use new scheduler dependencies lists.
21376 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21377 instead of INSN_COST () macro.
21379 2007-02-01 Ian Lance Taylor <iant@google.com>
21381 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21383 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21385 * pa.md (tp_load): Correct mfctl instruction syntax.
21387 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21389 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21390 altivec_padding_size calculation on AIX. Improve comment, add
21391 assert to verify that it's right.
21393 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21396 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21398 PR inline-asm/28686
21399 * global.c (global_alloc): Add mising initialization of
21402 2007-02-01 Roger Sayle <roger@eyesopen.com>
21404 * alias.c (init_alias_analysis): Correct whitespace.
21405 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21406 partition_hot_cold_basic_blocks): Likewise.
21407 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21408 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21409 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21410 fold_builtin_snprintf_chk, fold_builtin_printf,
21411 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21412 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21413 * cfgcleanup.c (cleanup_cfg): Likewise.
21414 * cfgexpand.c (tree_expand_cfg): Likewise.
21415 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21416 * function.c (get_next_funcdef_no): Likewise.
21417 * gengtype.c (main): Likewise.
21418 * genmodes.c (main): Likewise.
21419 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21420 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21421 * ifcvt.c (noce_emit_move_insn): Likewise.
21422 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21424 * stor-layout.c (get_best_mode): Likewise.
21425 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21426 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21427 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21428 perform_var_substitution, solve_graph): Likewise.
21429 * tree-vrp.c (vrp_finalize): Likewise.
21431 2007-02-01 Ian Lance Taylor <iant@google.com>
21433 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21434 high part of a paradoxical subreg, return a constant zero.
21436 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21438 * toplev.c (lang_dependent_init): Call init_set_costs.
21439 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21441 2007-02-01 Richard Guenther <rguenther@suse.de>
21443 PR middle-end/30656
21444 * fold-const.c (fold_negate_expr): Allow negating a
21445 constant if overflow does not change.
21447 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21449 * doc/c-tree.texi (Expression trees): Improve markup.
21450 * doc/tm.texi (Register Classes, Addressing Modes)
21451 (Floating Point): Fix spacing after abbreviations. Fix some
21454 2007-02-01 Ben Elliston <bje@au.ibm.com>
21456 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21457 * doc/contrib.texi: Likewise.
21458 * doc/install.texi: Likewise.
21460 2007-01-31 Richard Henderson <rth@redhat.com>
21461 Ian Lance Taylor <iant@google.com>
21463 * lower-subreg.c: New file.
21464 * rtl.def (CONCATN): Define.
21465 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21466 pass_lower_subreg2.
21467 * emit-rtl.c (update_reg_offset): New static function, broken out
21468 of gen_rtx_REG_offset.
21469 (gen_rtx_REG_offset): Call update_reg_offset.
21470 (gen_reg_rtx_offset): New function.
21471 * regclass.c: Revert patch of 2006-03-05, restoring
21473 (clear_reg_info_regno): New function.
21474 * dwarf2out.c (concatn_loc_descriptor): New static function.
21475 (loc_descriptor): Handle CONCATN.
21476 * common.opt (fsplit_wide_types): New option.
21477 * opts.c (decode_options): Set flag_split_wide_types when
21479 * timevar.def (TV_LOWER_SUBREG): Define.
21480 * rtl.h (gen_reg_rtx_offset): Declare.
21481 (reg_scan_update): Declare.
21482 * regs.h (clear_reg_info_regno): Declare.
21483 * tree-pass.h (pass_lower_subreg): Declare.
21484 (pass_lower_subreg2): Declare.
21485 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21486 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21487 -fsplit-wide-types.
21488 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21489 * Makefile.in (OBJS-common): Add lower-subreg.o.
21490 (lower-subreg.o): New target.
21492 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21494 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21496 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21499 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21501 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21503 PR middle-end/29335
21504 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21506 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21508 * cfgloop.h: Include vec-prim.h.
21509 (enum li_flags): Remove LI_ONLY_OLD.
21510 (loop_iterator): Changed.
21511 (fel_next, fel_init): Iterate over loop tree.
21512 (FOR_EACH_LOOP_BREAK): New macro.
21513 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21515 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21516 * modulo-sched.c (sms_schedule): Ditto.
21517 * tree-vectorizer.c (vectorize_loops): Ditto.
21518 * doc/loop.texi: Update information on loop numbering and behavior of
21519 FOR_EACH_LOOP wrto new loops.
21520 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21521 add_to_evolution_1): Test nestedness of loops instead of comparing
21523 * tree-chrec.c (chrec_fold_plus_poly_poly,
21524 chrec_fold_multiply_poly_poly, chrec_evaluate,
21525 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21526 reset_evolution_in_loop): Ditto.
21527 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21529 2007-01-31 Dirk Mueller <dmueller@suse.de>
21531 * c-common.c (warn_about_parentheses): Separate warning about
21532 un-parenthized sequence of comparison operators from the one
21533 which is supposed to warn about x <= y <= z.
21535 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21537 * optabs.h (enum optab_index): Add new OTI_isinf.
21538 (isinf_optab): Define corresponding macro.
21539 * optabs.c (init_optabs): Initialize isinf_optab.
21540 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21542 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21543 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21545 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21546 expand_builtin_interclass_mathfn.
21547 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21548 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21549 (fxam<mode>2_i387): New insn pattern.
21550 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21551 built-in functions as x87 inline asm.
21553 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21555 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21557 2007-01-30 Eric Christopher <echristo@apple.com>
21559 * config.gcc: Add geode.
21561 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21563 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21564 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21565 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21566 value-prof.c: Fix comment typos.
21568 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21571 * doc/invoke.texi (Wpointer-arith): Document warning.
21573 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21575 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21576 the list of discrepancies from the draft TR.
21578 2007-01-30 Dirk Mueller <dmueller@suse.de>
21581 * doc/invoke.texi (-Wreturn-type): Update description to
21582 match new behavior.
21584 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21586 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21588 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21590 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21591 to handle optabs that operate on floating point input argument and
21592 output to integer output.
21593 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21594 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21595 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21596 expand_builtin_interclass_mathfn ().
21597 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21598 (ilogbsi2): Remove.
21599 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21600 ilogbl built-in functions as x87 intrinsics.
21602 2007-01-30 Richard Guenther <rguenther@suse.de>
21604 PR middle-end/27657
21605 * dwarf2out.c (reference_to_unused): Query varpool if the
21606 variable was output.
21608 2007-01-30 Richard Guenther <rguenther@suse.de>
21610 PR middle-end/30313
21611 * passes.c (execute_one_pass): Reset in_gimple_form to not
21612 confuse non-unit-at-a-time mode.
21614 2007-01-29 Roger Sayle <roger@eyesopen.com>
21615 Richard Guenther <rguenther@suse.de>
21617 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21618 avoid undefined behaviour on overflow. Use force_fit_type_double
21619 to construct the constant with the specified TREE_OVERFLOW.
21621 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21623 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21624 * config/dfp-bit.h: Ditto.
21626 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21628 * c-decl.c (pop_scope): Replace warnings with call to
21629 warn_for_unused_label.
21630 * c-common.h (warn_for_unused_label): Declare.
21631 * c-common.c (warn_for_unused_label): Define.
21633 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21635 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21638 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21640 * Makefile.in (USER_H): Remove decfloat.h.
21641 * ginclude/decfloat.h: Delete, moving contents to ...
21642 * ginclude/float.h: Add support for decimal floating point,
21643 guarded by __STDC_WANT_DEC_FP__.
21645 2007-01-29 Mike Stump <mrs@apple.com>
21647 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21648 Analysis and Representation to resolve case insensitive conflict.
21649 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21651 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21653 * tree.h (struct tree_memory_tag): Add aliases member.
21654 (MTAG_ALIASES): New macro.
21655 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21656 (add_may_alias): Remove pointer-set. Update for may_aliases being
21658 (mark_aliases_call_clobbered): Update for may_aliases being a
21660 (compute_tag_properties): Ditto.
21661 (create_partition_for): Ditto.
21662 (compute_memory_partitions): Ditto.
21663 (dump_may_aliases_for): Ditto.
21664 (is_aliased_with): Ditto.
21665 (add_may_alias_for_new_tag): Ditto.
21666 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21667 (compute_is_aliased): New function.
21668 (compute_may_aliases): Call compute_is_aliased).
21669 (init_alias_info): Initialize alias_bitmap_obstack.
21670 (union_alias_set_into): New function.
21671 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21672 (have_common_aliases_p): Rewrite to take two bitmaps and use
21674 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21675 Update for bitmaps.
21676 (finalize_ref_all_pointers): Update for add_may_alias changes.
21677 (new_type_alias): Ditto.
21678 * tree-flow-inline.h (may_aliases): Return a bitmap.
21679 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21680 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21681 may_aliases being a bitmap.
21682 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21683 may_aliases now returns a bitmap.
21684 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21686 * tree-ssa-operands.c (add_virtual_operand): Update for
21687 may_aliases being a bitmap.
21689 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21691 PR tree-optimization/30630
21692 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21693 variable as changed.
21695 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21698 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21699 expanded only once even if an error occurs.
21701 2007-01-29 Ben Elliston <bje@au.ibm.com>
21703 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21704 (__gcov_average_profiler): Likewise.
21705 (__gcov_ior_profiler): Likewise.
21706 (__gcov_merge_ior): Likewise.
21708 2007-01-28 Jan Hubicka <jh@suse.cz>
21710 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21711 * value-prof.c (stringop_block_profile): Likewise.
21713 2007-01-28 Jan Hubicka <jh@suse.cz>
21715 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21716 Add variant handling histograms; add wrapper.
21717 (clear_storage_via_libcall): Export.
21718 (emit_block_move_hints): Break out from ...; add histograms.
21719 (emit_block_move): ... this one.
21720 (clear_storage_hints): Break out from ...; add histograms.
21721 (clear_storage): ... this one.
21722 (set_storage_via_memset): Handle histogram.
21723 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21724 (clear_storage_hints, clear_storage_via_libcall): Declare.
21725 (set_storage_via_setmem): Update prototype.
21726 * doc/md.texi (movmem, setmem): Document new arguments.
21728 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21729 Add new histograms.
21730 (stringop_block_profile): New global function.
21731 (tree_stringops_values_to_profile): Profile block size and alignment.
21732 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21734 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21735 (stringop_block_profile): Declare.
21736 * builtins.c: Include value-prof.h.
21737 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21738 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21739 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21740 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21741 * profile.c (instrument_values): Add new counters.
21742 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21744 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21745 (tree_init_edge_profiler): Build new profilers.
21746 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21747 (pass_tree_profile): Add dump.
21748 (tree_profile_hooks): Update.
21749 * Makefile.in (LIBGCOV): Add new constants.
21750 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21751 __gcov_ior_profiler): New.
21752 * i386.md (movmem/setmem expanders): Add new optional arguments.
21754 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21756 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21758 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21760 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21761 (tree_unswitch_single_loop): Pass eni_size_weights to
21762 tree_num_loop_insns.
21763 * tree-ssa-loop-manip.c: Include tree-inline.h.
21764 (can_unroll_loop_p): Pass eni_size_weights to
21765 tree_num_loop_insns.
21766 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21767 Pass eni_size_weights to estimate_num_insns.
21768 * tree.h (init_inline_once): Export.
21769 * toplev.c (backend_init): Call init_inline_once.
21770 * cgraphunit.c (cgraph_process_new_functions,
21771 cgraph_analyze_function): Pass eni_inlining_weights to
21772 estimate_num_insns.
21773 * ipa-inline.c (compute_inline_parameters): Ditto.
21774 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21775 to estimate_num_insns.
21776 (try_unroll_loop_completely): Pass eni_size_weights to
21777 tree_num_loop_insns.
21778 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21779 ot estimate_num_insns.
21780 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21781 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21782 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21783 eni_time_weights): New variables.
21784 (init_inline_once): Initialize them.
21785 (struct eni_data): Mew.
21786 (estimate_num_insns_1, estimate_num_insns): Use weights.
21787 * tree-inline.h (struct eni_weights_d): New.
21788 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21789 (estimate_num_insns): Declaration changed.
21790 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21791 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21792 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21794 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21796 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21797 relations in the conflict function is valid.
21799 2007-01-27 Ian Lance Taylor <iant@google.com>
21801 * common.opt: Add fstrict-overflow.
21802 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21803 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21804 (TYPE_OVERFLOW_UNDEFINED): Define.
21805 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21807 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21808 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21809 (fold_negate_expr): Likewise.
21810 (make_range): Likewise.
21811 (extract_muldiv_1): Likewise.
21812 (maybe_canonicalize_comparison): Likewise.
21813 (fold_comparison): Likewise.
21814 (fold_binary): Likewise.
21815 (tree_expr_nonnegative_p): Likewise.
21816 (tree_expr_nonzero_p): Likewise.
21817 * tree-vrp.c (compare_values): Likewise.
21818 (extract_range_from_binary_expr): Likewise.
21819 (extract_range_from_unary_expr): Likewise.
21820 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21822 (nowrap_type_p): Likewise.
21823 * tree-scalar-evolution.c (simple_iv): Likewise.
21824 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21825 (build_range_check): Likewise.
21826 (extract_muldiv_1): Likewise.
21827 (fold_comparison): Likewise.
21828 * tree-vrp.c (vrp_int_const_binop): Likewise.
21829 (extract_range_from_unary_expr): Likewise.
21830 * convert.c (convert_to_integer): Likewise.
21831 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21832 (fold_comparison): Likewise.
21833 (fold_binary): Likewise.
21834 * optabs.c (optab_for_tree_code): Likewise.
21835 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21836 * simplify-rtx.c (simplify_const_relational_operation): Check
21837 flag_strict_overflow and flag_trapv.
21838 (simplify_const_relational_operation): Likewise.
21839 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21840 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21843 2007-01-27 Roger Sayle <roger@eyesopen.com>
21845 * tree.c (tree_fold_gcd): Delete.
21846 * tree.h (tree_fold_gcd): Remove prototype.
21847 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21848 test whether one constant integer is a multiple of another. Instead
21849 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21850 * fold-const.c (multiple_of_p): We've determined both TOP and
21851 BOTTOM are integer constants so we can call int_const_binop directly
21852 instead of the more generic const_binop.
21854 2007-01-27 Roger Sayle <roger@eyesopen.com>
21856 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21857 1*X check that the constant hasn't overflowed, to preserve the
21859 (round_up): Provide an efficient implementation when rouding-up an
21860 INTEGER_CST to a power-of-two.
21862 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21864 * doc/sourcebuild.texi: Add comma for clarity.
21865 * doc/extend.texi: Fix some typos.
21866 * doc/passes.texi: Likewise.
21867 * doc/cppinternals.texi: Likewise.
21868 * doc/c-tree.texi: Likewise.
21869 * doc/tree-ssa.texi: Likewise.
21870 * doc/install.texi: Likewise.
21872 2007-01-27 Jan Hubicka <jh@suse.cz>
21874 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21875 (pass_sra): Do not require alias information.
21876 * passes.c (init_optimization_passes): Add SRA
21878 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21880 * tracer.c (rest_of_handle_tracer): We already cleaned
21881 up the CFG in tracer() so don't do it here again.
21882 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21883 cleanup_cfg here, either. And don't call renumber_insns.
21885 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21886 and BB_HEAD are in the insn stream here. Instead make sure
21887 that BB_INSN is valid on all insns. Also, do check here that
21888 there are no pending branch predictions...
21889 (rtl_verify_flow_info): ...instead of doing it here. Checks
21890 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21893 2007-01-26 Roger Sayle <roger@eyesopen.com>
21895 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21896 function to simplify/factorize operand order canonicalization.
21897 (ix86_fixup_binary_operands): Reorganize using the above function.
21898 (ix86_binary_operator_ok): Likewise.
21900 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21902 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21903 file scope from optimize_attrs.
21904 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21906 (optimize_attrs): Clear insn_code_values after freeing it.
21908 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21910 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21911 a parts.base assignment.
21913 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21915 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21916 (compute_subscript_distance, initialize_data_dependence_relation,
21917 finalize_ddr_dependent, analyze_ziv_subscript,
21918 analyze_siv_subscript_cst_affine,
21919 compute_overlap_steps_for_affine_univar,
21920 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21921 analyze_siv_subscript, analyze_miv_subscript,
21922 analyze_overlapping_iterations, subscript_dependence_tester_1,
21923 compute_self_dependence, free_dependence_relation): Work
21924 with affine_fn instead of chrecs.
21925 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21926 common_affine_function, affine_function_base,
21927 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21928 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21929 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21930 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21931 (all_chrecs_equal_p): Removed.
21932 * tree-data-ref.h (affine_fn, conflict_function): New types.
21933 (struct subscript): Change type of conflicting_iterations_in_a
21934 and conflicting_iterations_in_b.
21936 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21939 * config/pa/pa.h (TARGET_HPUX_11): New.
21940 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21941 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21943 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21944 Richard Guenther <rguenther@suse.de>
21946 * tree-ssa-structalias.c (solve_graph): Handle case
21947 we merged the variable to another.
21949 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21951 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21954 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21955 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21957 2007-01-25 DJ Delorie <dj@redhat.com>
21959 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21960 allow changes to modes which don't fit in those registers.
21962 * reload1.c (choose_reload_regs): Check for invalid subregs before
21963 computing their locations, not after.
21965 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21968 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21969 save Altivec registers in an eh_return function.
21970 (compute_vrsave_mask): Likewise.
21971 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21972 for saving Altivec registers.
21973 (rs6000_emit_prologue): Don't allocate stack twice in
21974 eh_return function. Correct expected value of altivec_save_offset
21975 when using save_world. Describe save of R0 to stack when using
21976 save_world. Describe stack pointer adjustment when using
21977 save_world. Remove duplicated eh_return parameter register saving.
21978 Update sp_offset variable after save_world.
21979 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21981 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21982 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21985 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21987 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21989 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21992 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21993 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21995 2007-01-25 Richard Guenther <rguenther@suse.de>
21997 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21998 * common.opt (-Wcoverage-mismatch): New warning option.
21999 * coverage.c (get_coverage_counts): Ignore coverage mismatch
22000 if -Wcoverage-mismatch is given.
22002 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
22004 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
22005 (ipcp_driver): Change to static definition.
22006 Add dumping of the ifunctions.
22007 (constant_val_insert): Remove unused parameter. Support for SSA.
22008 (ipcp_propagate_const): Support for SSA.
22009 (ipcp_profile_bb_print): Print only analyzed nodes.
22010 (ipcp_replace_map_create): Remove support for Fortran constant
22012 * ipa-prop.c (ipa_method_modify_stmt,
22013 ipa_callsite_compute_param): Support for SSA.
22014 * ipa-prop.h (ipcp_driver): Remove declaration.
22015 (IS_VALID_TREE_MAP_INDEX): Add define.
22017 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22019 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22021 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22023 PR middle-end/30447
22024 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22025 constant argument to cabs and do it without checking for
22026 -funsafe-math-optimizations.
22028 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22030 * c-common.h (RID_FIRST_CXX0X): New.
22031 (RID_LAST_CXX0X): New.
22032 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22034 * c.opt (Wc++0x-compat): New.
22035 * doc/invoke.texi (-Wc++0x-compat): Document.
22037 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22039 * builtins.c (fold_builtin_carg): New.
22040 (fold_builtin_1): Use it.
22042 2007-01-24 Jan Hubicka <jh@suse.cz>
22044 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22046 * ipa-inline.c (initial_insns, max_insns): Delete.
22047 (compute_max_insns): New function.
22048 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22049 amount of insns as base for code growth.
22050 (cgraph_decide_inlining): Make initial_insns local; do not compute
22052 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22053 * doc/invoke.texi (inline-unit-growth): Update docs.
22055 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22057 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22058 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22059 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22060 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22061 for CPUs that have PTA_CX16 set.
22063 PR middle-end/27416
22064 * gimplify.c (omp_check_private): New function.
22065 (gimplify_scan_omp_clauses): Use it for
22066 firstprivate/lastprivate/reduction.
22068 PR middle-end/30494
22069 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22070 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22072 PR middle-end/30421
22073 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22074 If lower_lastprivate_clauses emits some statements, append them
22075 to dlist rather than body_p and to body_p append an initializer.
22076 (lower_omp_for): Adjust caller.
22078 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22080 * target.h (globalize_decl_name): New.
22081 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22082 * output.h (default_globalize_decl_name): New.
22083 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22085 (globalize_decl): Ditto.
22086 (default_globalize_decl_name): New.
22087 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22088 (ia64_handle_version_id_attribute): New.
22089 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22090 (ia64_asm_output_external): Use globalize_decl_name instead
22091 of globalize_label.
22092 * doc/extend.texi (version_id): New pragma.
22093 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22095 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22097 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22098 _uleb128_t and _Unwind_SWord with _sleb128_t.
22099 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22100 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22102 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22103 * unwind-pe.h (read_uleb128, read_sleb128,
22104 read_encoded_value_with_base): Likewise.
22105 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22107 2007-01-24 Richard Guenther <rguenther@suse.de>
22109 * builtins.c (expand_builtin_cexpi): Get the fndecl
22110 for cexp in the correct way.
22112 2007-01-24 Jan Hubicka <jh@suse.cz>
22114 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22117 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22119 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22120 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22121 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22122 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22123 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22124 __SIZEOF_PTRDIFF_T__.
22125 * doc/cpp.texi: Documentation for the new builtin macros added.
22127 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22129 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22130 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22131 instead of operands[2] to avoid access past the end of array.
22133 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22135 * reload1.c (emit_reload_insns): Pass the reload register
22136 for a non-spill output reload through forget_old_reloads_1.
22138 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22140 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22141 _SOFT_DOUBLE if doubles use software floating-point.
22142 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22143 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22144 * config/rs6000/darwin-ldouble.c: Also compile functions for
22145 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22146 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22147 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22148 commented-out long double override.
22149 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22150 * config/rs6000/eabispe.h: Likewise.
22151 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22152 long double for non-SPE.
22153 (rs6000_handle_option): Likewise.
22154 (invalid_e500_subreg): Disallow more subregs involding DImode,
22155 DFmode, TImode or TFmode.
22156 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22158 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22160 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22161 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22163 (rs6000_legitimate_address): Also check for TFmode for E500
22165 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22166 (spe_build_register_parallel): Handle TFmode and TCmode.
22167 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22169 (function_arg): Handle TFmode and TCmode for E500 double.
22170 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22172 (print_operand): Handle TFmode and TImode for %y.
22173 (rs6000_generate_compare): Handle TFmode comparisons for E500
22175 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22176 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22177 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22178 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22179 TFmode for E500 double.
22180 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22181 (floatsidf2): Enable for E500 double.
22182 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22183 (extenddftf2): Change to extenddftf2_fprs.
22184 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22185 depending on TARGET_E500_DOUBLE.
22186 (extendsftf2): Enable for E500 double.
22187 (trunctfdf2): Enable for E500 double.
22188 (trunctfsf2): Change to trunctfsf2_fprs.
22189 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22190 depending on TARGET_E500_DOUBLE.
22191 (floatsitf2): Enable for E500 double.
22192 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22193 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22194 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22195 (negtf2): Change to negtf2_internal.
22196 (negtf2): New expander.
22197 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22198 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22199 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22200 (movdi_internal32): Use rs6000_nonimmediate_operand.
22201 (unnamed splitter): Likewise.
22202 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22203 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22204 (SPE64TF, DITI): New mode macros.
22205 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22208 (frob_<mode>_di_2): New.
22209 (frob_tf_di_8_2): New.
22210 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22212 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22214 (frob_ti_<mode>_8_2): New.
22215 (frob_ti_tf_2): New.
22216 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22217 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22219 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22220 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22221 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22222 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22223 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22224 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22227 2007-01-23 Ian Lance Taylor <iant@google.com>
22229 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22231 (OBJS-archive): Reformat, alphabetize.
22232 (OBJS): Change out_object_file to OBJS-md.
22234 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22236 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22237 JUMP_P and CALL_P predicates where applicable.
22238 * config/i386/i386.c: Ditto.
22239 * config/i386/i386.md: Ditto.
22240 * config/i386/mmx.md: Ditto.
22241 * config/i386/predicates.md: Ditto.
22243 2007-01-22 Andreas Schwab <schwab@suse.de>
22245 * config/m68k/m68k.h: Fix comment.
22247 2007-01-22 Jan Hubicka <jh@suse.cz>
22249 * passes.c (init_optimization_passes): Do not rerun
22250 pass_early_warn_uninitialized.
22252 2007-01-22 Richard Guenther <rguenther@suse.de>
22254 PR tree-optimization/30038
22255 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22257 (execute_cse_sincos_1): Likewise.
22258 (execute_cse_sincos): Likewise.
22259 (gate_cse_sincos): Likewise.
22260 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22261 the cexpi() canonicalization of sincos().
22262 * tree-pass.h (pass_cse_sincos): Declare.
22263 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22265 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22267 PR rtl-optimization/29329
22268 * combine.c (replaced_rhs_insn): Rename to i2mod.
22269 (replaced_rhs_value): Rename to i2mod_new_rhs.
22270 (i2mod_old_rhs): New global variable.
22271 (combine_instructions): Adjust for above change. Save a copy of
22272 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22273 note are substituted in the second instruction.
22274 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22275 ditch the note if it pertains to the second eliminated register
22276 and this register is mentioned in i2mod_old_rhs.
22279 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22281 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22282 the insn to which the note was originally attached.
22284 2007-01-21 Jan Hubicka <jh@suse.cz>
22286 * ipa-inline.c (inlining_mode): Comment, move up.
22287 (cgraph_decide_inlining_incrementally): Do not perform inlining
22288 itself; fix handling of flattening of self recursive functions.
22289 (cgraph_find_cycles): Remove.
22290 (cgraph_flatten_node): Remove.
22291 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22292 (try_inline): New function.
22293 (cgraph_early_inlining): Update call of
22294 cgraph_decide_inlining_incrementally. Apply inlining here.
22295 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22297 2007-01-21 Dirk Mueller <dmueller@suse.de>
22300 * tree-vrp.c (check_array_bounds): do not warn
22301 about ADDR_EXPR's of ARRAY_REF's which are immediately
22302 used in binary expressions.
22304 2007-01-21 Ira Rosen <irar@il.ibm.com>
22306 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22307 read_write_dep and macros for its access.
22308 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22309 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22310 argument, call vect_check_interleaving for every independent pair of
22311 data-refs. Mark loads that access the same memory location as a store
22313 (vect_check_dependences): Remove.
22314 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22315 call, fix the call to vect_analyze_data_ref_dependence.
22316 (vect_analyze_data_ref_access): For statements that access the same
22317 data-ref, check that they are not stores; for loads, check that there
22318 is no store that access the same location.
22320 2007-01-20 Roger Sayle <roger@eyesopen.com>
22321 Joseph Myers <joseph@codesourcery.com>
22323 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22324 (-fdump-rtl-stack): Likewise.
22325 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22326 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22327 (-mpt-fixed): Use @minus{} for minus sign.
22328 (Using Precompiled Headers): Fix under/overfull hbox.
22330 2007-01-20 Jan Hubicka <jh@suse.cz>
22332 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22333 place within annotation.
22335 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22337 * pa.c (output_move_double): Change array size of xoperands to 4.
22339 2007-01-20 Jan Hubicka <jh@suse.cz>
22341 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22344 2007-01-19 Ian Lance Taylor <iant@google.com>
22346 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22347 constant to unsigned HOST_WIDE_INT before negating.
22349 2007-01-19 Ian Lance Taylor <iant@google.com>
22351 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22353 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22354 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22355 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22356 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22357 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22358 (realloc_vdef, realloc_vuse): Change second parameter to
22360 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22361 fields to unsigned.
22362 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22363 unsigned. Change x and lim locals to unsigned.
22364 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22366 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22367 (copy_virtual_operands): Change i and n locals to unsigned.
22369 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22371 PR middle-end/29335
22372 * builtins.c (fold_builtin_1): Handle builtin fdim.
22374 2007-01-20 Jan Hubicka <jh@suse.cz>
22376 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22377 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22378 init_alias_heapvars.
22379 (init_alias_heapvars): Initialize only when not already initialized.
22380 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22382 2007-01-19 Roger Sayle <roger@eyesopen.com>
22384 * common.opt (fsigned-zeros): New command line option.
22385 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22386 of flag_unsafe_math_optimizations.
22387 * opts.c (set_fast_math_flags): The -ffast-math command line option
22388 implies -fno-signed-zeros.
22389 (fast_math_flags_set_p): Likewise.
22391 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22392 the documentation of -ffast-math appropriately. Wrap long lines.
22394 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22396 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22397 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22399 2007-01-19 Tomas Bily <tbily@suse.cz>
22401 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22403 (tree_init_ic_make_global_vars): New function
22404 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22405 (tree_gen_ic_profiler): New function
22406 (tree_gen_ic_func_profiler): New function
22407 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22408 (tree_profile_hooks): Added hook for indirec/virtual calls
22409 * value-prof.c (tree_find_values_to_profile): New case for
22411 (tree_values_to_profile): Call for determining indirect/virtual
22413 (tree_indirect_call_to_profile): New function
22414 (tree_ic_transform): New function
22415 (tree_ic): New function
22416 (find_func_by_pid): New function
22417 (init_pid_map): New function
22418 (tree_value_profile_transformations): Added check for
22419 indirect/virtual call transformation
22420 * value-prof.h (enum hist_type): New counter type for
22421 indirect/virtual calls
22422 (profile_hooks): Added new hook for profiling indirect/virtual
22424 * profile.c (instrument_values): New case for indirect/virtual
22426 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22427 (GCOV_COUNTER_V_INDIR): New counter type
22428 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22429 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22431 * cgraph.c: Definition of cgraph_max_pid
22432 (cgraph_create_node): Default init of pid attribute
22433 * cgraph.h: Declaration of cgraph_max_pid
22434 (struct cgraph_node): Added pid attribute
22435 * libgcov.c (__gcov_indirect_call_profiler): New function
22436 (__gcov_one_value_profiler_body): New function
22437 (__gcov_one_value_profiler): Body was moved to
22438 __gcov_one_value_profiler_body and calls it
22440 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22442 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22443 * gengtype.c (write_types_data, write_func_for_structure,
22444 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22445 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22446 (walk_type, write_func_for_structure): Generate the mark_hook if
22449 2007-01-19 Jan Hubicka <jh@suse.cz>
22451 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22452 'early' argument take inlining mode argument specifying whether to
22453 inline for size/speeed or all functions; add support for flattening;
22455 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22457 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22460 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22461 the name of the declared identifier.
22463 2007-01-19 Dirk Mueller <dmueller@suse.de>
22465 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22466 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22467 duplicate evaluation.
22469 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22471 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22472 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22473 to XFMode, use acosxf2 and truncate result to requested mode.
22474 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22475 (asin<mode>2): Similarly, with asin expanders.
22476 (*fscalexf4_i387): Rename from *fscalexf4.
22477 (expNcorexf3): New expander.
22478 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22479 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22480 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22481 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22482 patterns for SSE math.
22483 (exp10<mode>2): Similarly, with exp10 expanders.
22484 (exp2<mode>2): Similarly, with exp2 expanders.
22485 (expm1<mode>2): Similarly, with expm1 expanders.
22486 (ldexp<mode>3): Similarly, with ldexp expanders.
22487 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22488 Use gen_truncxf<mode>2_i387_noop to truncate result.
22490 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22492 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22493 for ColdFire targets.
22495 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22496 Richard Sandiford <richard@codesourcery.com>
22498 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22499 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22500 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22501 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22502 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22503 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22505 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22507 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22508 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22509 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22510 (*adddi_dilshr32_cf): New pattern.
22511 (adddi3, subdi3): Remove first alternatives.
22513 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22515 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22516 implemented using move.l, do not use its cc result for floating-point
22519 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22521 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22522 from accepting 's' constraints if flag_pic.
22524 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22526 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22527 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22528 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22529 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22531 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22533 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22534 ColdFire alternatives.
22535 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22536 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22537 architectures that support ff1 instruction.
22539 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22540 Julian Brown <julian@codesourcery.com>
22542 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22543 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22544 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22547 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22549 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22551 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22552 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22553 HOST_WIDE_INT instead of an rtx.
22554 (m68k_rtx_costs): Update call accordingly.
22555 (output_move_const_into_data_reg): Likewise. Fix formatting.
22556 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22558 (output_move_simode_const): Update calls after above changes.
22559 Rework to use automatic variables and predicates like MEM_P.
22560 * config/m68k/m68k.md (pushexthisi_const): Update call to
22563 2007-01-19 Dirk Mueller <dmueller@suse.de>
22565 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22566 in dump_flags test.
22568 2007-01-19 Richard Guenther <rguenther@suse.de>
22570 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22571 via cexp in case sincos is not available.
22573 2007-01-19 Richard Guenther <rguenther@suse.de>
22575 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22576 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22577 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22578 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22579 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22580 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22581 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22582 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22584 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22586 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22588 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22589 (atan2xf3): Directly generate RTL pattern.
22590 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22591 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22592 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22593 disable patterns for SSE math.
22594 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22595 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22596 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22597 disable patterns for SSE math.
22599 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22601 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22603 2007-01-18 Roger Sayle <roger@eyesopen.com>
22605 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22606 VIEW_CONVERT_EXPR to the same type as it's operand.
22608 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22610 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22611 configured for long double 128.
22613 2007-01-18 Mike Stump <mrs@apple.com>
22615 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22618 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22620 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22623 2007-01-18 Jan Hubicka <jh@suse.cz>
22625 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22626 greater than NUM_VOP_FREE_BUCKETS.
22628 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22630 * tree-ssa-structalias.c: Update comments.
22631 (ptabitmap_obstack): Removed.
22632 (pta_obstack): New.
22633 (oldpta_obstack): Ditto.
22634 (stats): Add a few members.
22635 (struct variable_info): Remove node, complex, address_taken, and
22636 indirect_target members. Add oldsolution member.
22637 (new_var_info): Do not initialize removed members.
22638 (constraint_expr_type): Remove INCLUDES.
22639 (constraint_graph): Add size, implicit_preds, rep,
22640 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22641 (FIRST_REF_NODE): New macro.
22642 (LAST_REF_NODE): Ditto.
22643 (FIRST_ADDR_NODE): Ditto.
22644 (find): New function.
22646 (dump_constraint): Do not handle INCLUDES.
22647 (insert_into_complex): Do not insert duplicate constraints.
22648 (condense_varmap_nodes): Renamed and rewritten into ...
22649 (merge_node_constraints): This. Also fix bug in handling of
22650 offseted copy constraints.
22651 (clear_edges_for_node): No longer need to deal with preds at all,
22652 or removing associated preds/succs.
22653 (merge_graph_nodes): Deal with indirect_cycles.
22654 Don't deal with predecessors.
22655 (add_implicit_graph_edge): New function.
22656 (add_pred_graph_edge): Ditto.
22657 (add_graph_edge): Don't deal with predecessors.
22658 (build_constraint_graph): Removed.
22659 (build_pred_graph): New function.
22660 (build_succ_graph): Ditto.
22661 (struct scc_info): Removed in_component. Added roots, dfs, and
22662 node_mapping. Remove visited_index, unification_queue.
22663 (scc_visit): Deal with union-find we do now.
22664 Deal with cycles with REF nodes.
22665 (collapse_nodes): Renamed and rewritten to ...
22666 (unify_nodes): This.
22667 (process_unification_queue): Removed.
22668 (topo_visit): Cleanup
22669 (do_da_constraint): Use find.
22670 (do_sd_constraint): Ditto.
22671 (do_ds_constraint): Ditto.
22672 (do_complex_constraint): Ditto.
22673 (init_scc_info): Update for removed and added members.
22674 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22675 (find_indirect_cycles): This.
22676 (equivalence_class): New variable.
22677 (label_visit): New function.
22678 (perform_variable_substitution): Rewritten.
22679 (free_var_substitution_info): New function.
22680 (find_equivalent_node): Ditto.
22681 (move_complex_constraints): Ditto.
22682 (eliminate_indirect_cycles): Ditto.
22683 (solve_graph): Only propagate changed bits.
22684 Use indirect cycle elimination.
22686 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22687 (tree_id_eq): Renamed to ...
22688 (tree_vi_eq): This. Update for member change
22689 (insert_id_for_tree): Renamed and rewritten to ...
22690 (insert_vi_for_tree): This.
22691 (lookup_id_for_tree): Renamed and rewritten to ...
22692 (lookup_vi_for_tree): This.
22693 (get_id_for_tree): Renamed and rewritten to ...
22694 (get_vi_for_tree): Ditto.
22695 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22696 (process_constraint): Don't handle INCLUDES.
22697 Remove special ADDRESSOF case.
22698 (find_func_aliases): Rewrite to use vi functions instead of id
22700 (create_function_info_for): Ditto.
22701 (create_variable_info_for): Ditto.
22702 (intra_create_variable_infos): Ditto.
22703 (merge_smts_into): Ditto.
22704 (find_what_p_points_to): Ditto.
22705 (init_base_vars): Ditto.
22706 (init_alias_vars): Ditto.
22707 (remove_preds_and_fake_succs): New function.
22708 (dump_sa_points_to_info): Dump new stats.
22709 (dump_solution_for_var): Use find.
22710 (set_used_smts): Fix formatting.
22711 (compute_points_to_sets): Updated for new functions.
22712 (ipa_pta_execute): Ditto.
22714 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22715 Richard Sandiford <richard@codesourcery.com>
22717 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22719 * calls.c (expand_call): If the return value is a PARALLEL,
22720 extract its first member.
22721 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22722 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22723 use FUNCTION_EXTRA_EPILOGUE.
22724 (m68k_function_value): Return a PARALLEL if the return value
22725 is of a pointer type.
22726 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22727 (FUNCTION_EXTRA_EPILOGUE): Remove.
22728 * config/m68k/m68k.md (D0_REG): New constant.
22730 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22732 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22733 output a NOP for empty epilogues.
22735 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22737 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22738 before function. Extend register save check to include all
22739 registers, not just integer ones.
22741 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22743 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22744 (m68k_use_return_insn): ...this.
22745 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22746 * config/m68k/m68k.c (use_return_insn): Rename to...
22747 (m68k_use_return_insn): ...this.
22748 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22749 of USE_RETURN_INSN.
22751 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22753 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22754 nearest even, fix denormal rounding overflow.
22756 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22758 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22759 f%$smove and f%$move.
22760 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22761 (extendsfdf2_cf): Use fdmove instead of f%&move.
22762 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22763 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22765 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22767 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22772 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22773 (coldfire_single_format): Declare.
22774 (coldfire_double_format): Likewise.
22775 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22776 of qnan_msb_set to determine the lower bits of a canonical
22778 (encode_ieee_double): Likewise.
22779 (encode_ieee_quad): Likewise.
22780 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22781 (mips_single_format): Likewise.
22782 (ieee_double_format): Likewise.
22783 (mips_double_format): Likewise.
22784 (ieee_extended_motorola_format): Likewise.
22785 (ieee_extended_intel_96_format): Likewise.
22786 (ieee_extended_intel_128_format): Likewise.
22787 (ieee_extended_intel_96_round_53_format): Likewise.
22788 (ibm_extended_format): Likewise.
22789 (mips_extended_format): Likewise.
22790 (ieee_quad_format): Likewise.
22791 (mips_quad_format): Likewise.
22792 (vax_f_format): Likewise.
22793 (vax_d_format): Likewise.
22794 (vax_g_format): Likewise.
22795 (i370_single_format): Likewise.
22796 (i370_double_format): Likewise.
22797 (decimal_single_format): Likewise.
22798 (decimal_double_format): Likewise.
22799 (decimal_quad_format): Likewise.
22800 (c4x_single_format): Likewise.
22801 (c4x_extended_format): Likewise.
22802 (real_internal_format): Likewise.
22803 (coldfire_single_format): New real_format.
22804 (coldfire_double_format): Likewise.
22805 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22806 canonical_nan_lsbs_set.
22807 (pdp11_d_format): Likewise.
22808 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22809 if TARGET_COLDFIRE_CPU.
22811 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22813 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22814 (output_call, m68k_legitimize_call_address): Declare.
22815 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22816 parenthesees. Add support for a 'W' constraint.
22817 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22818 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22819 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22820 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22822 (override_options): Initialize them. Do not set flag_no_function_cse
22823 for TARGET_ID_SHARED_LIBRARY.
22824 (m68k_output_pic_call): Delete.
22825 (m68k_legitimize_call_address): New function.
22826 (print_operand): Remove the %o prefix. Handle the %p prefix.
22827 (output_call): New function.
22828 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22829 target address from the GOT if symbolic jumps are not allowed.
22830 * config/m68k/m68k.md (call, general_operand): Do not set
22831 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22832 Merge separate flag_pic and !flag_pic define_insns into...
22833 (*call, *call_value): ...these new patterns. Match the address
22834 rather than the containing MEM and require it to be a call_operand.
22835 Use output_call to generate the asm template.
22836 * config/m68k/predicates.md (const_call_operand): New predicate.
22837 (call_operand): Likewise.
22839 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22841 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22842 (STACK_GROWS_DOWNWARD): Define to 1.
22843 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22844 comments, emphasizing that these values are only defaults.
22845 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22846 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22848 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22850 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22852 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22853 Richard Sandiford <richard@codesourcery.com>
22855 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22856 (FP_REGNO_P): New macros.
22857 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22858 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22859 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22860 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22862 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22864 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22865 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22867 * config/m68k/t-floatlib: New file, extracting common code from...
22868 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22869 * config/m68k/t-uclinux: Here.
22870 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22871 routines on ColdFire targets.
22873 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22875 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22876 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22877 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22878 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22879 explicitly set MOTOROLA to 1.
22880 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22882 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22883 Nathan Sidwell <nathan@codesourcery.com>
22885 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22886 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22887 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22888 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22889 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22890 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22891 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22892 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22893 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22894 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22895 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22896 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22897 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22898 (DBX_REGISTER_NUMBER): Delete.
22899 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22900 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22901 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22903 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22905 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22906 * config/flat.h: New file.
22907 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22908 OBJECT_FORMAT_FLAT.
22909 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22910 indirect references for -msep-data or -mid-shared-library.
22911 Do not use PC-relative code addresses either.
22912 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22914 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22915 for shared libraries and crt1.o for executables. Use crti.o and
22917 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22918 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22919 Do not add -elf2flt or -shared-lib-id options here.
22920 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22921 Pass -shared-lib-id if -mid-shared-library, taking the library
22922 identifier from -mshared-library-id if given, otherwise
22924 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22925 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22926 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22927 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22928 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22929 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22931 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22932 jump sequence for ISA A and ISA A+.
22933 (PICJUMP): Likewise.
22935 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22937 * config.gcc (m68k-*-uclinux*): Base the port on the common
22938 and m68k GNU/Linux files rather than on the generic ELF ones.
22939 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22940 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22942 2007-01-18 Julian Brown <julian@codesourcery.com>
22943 Richard Sandiford <richard@codesourcery.com>
22945 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22946 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22947 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22949 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22950 80 unconditionally.
22951 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22953 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22955 * doc/install.texi: Document m68k-uclinuxoldabi.
22956 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22957 * config/m68k/uclinux-oldabi.h: New file, copied from
22958 config/m68k/uclinux.h.
22960 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22962 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22963 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22964 (m32r_compute_frame_size): Use unsigned for regno.
22965 (m32r_reload_lr): Use gen_frame_mem.
22967 (m32r_output_function_epilogue): Don't output the function epilogue
22969 (m32r_expand_epilogue): New.
22970 (direct_return): Return false if the function has the interrupt
22972 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22973 * config/m32r/m32r.md (epilogue): New expander.
22974 (return_lr, return_rte): New insns.
22975 (return): Make it expander.
22976 (return_normal): New expander.
22978 2007-01-18 Josh Conner <jconner@apple.com>
22981 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22982 support for UNLE, UNLT, UNGE, and UNGT.
22984 2007-01-18 Jan Hubicka <jh@suse.cz>
22986 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22987 * tree-tailcall (add_virtual_phis): Likewise.
22988 (optimize_tail_call): Return TODOs.
22989 (execute_tail_calls): Return TODOs.
22990 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22991 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22993 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22994 Cleanup cfg using TODO.
22995 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22996 * passes.c (execute_function_todo): When cleanup did something, remove
22998 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22999 (make_edges): Don't cleanup_cfg.
23001 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
23003 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
23004 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
23005 operate on the top of stack.
23006 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
23007 register handling of instructions that output to the second
23009 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23010 (move_for_stack_reg): Special-case check for dead destination
23011 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23013 * config/i386/i386.md (UNSPEC_TAN): New constant.
23014 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23015 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23016 to correctly model move of constant 1.0 to top stack slot.
23017 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23018 (unnamed peephole2 pattern): Remove corresponding peephole2
23019 pattern that optimizes tan insn and loading of constant 1.0.
23020 (tanxf2): Use fptanxf4_i387.
23021 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23022 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23023 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23024 disable patterns for SSE math.
23025 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23026 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23028 2007-01-18 Dirk Mueller <dmueller@suse.de>
23029 Richard Guenther <rguenther@suse.de>
23032 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23033 * common.opt (Warray-bounds): Add new warning option.
23034 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23036 * Makefile.in: make tree-vrp.o depend on toplev.h
23037 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23039 (check_array_refs, check_array_bounds, check_array_ref): New.
23041 2007-01-18 Jan Hubicka <jh@suse.cz>
23043 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23044 (execute_ssa_ccp): Return flags conditionally.
23045 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23047 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23049 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23051 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23052 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23054 * Makefile.c (GTFILES): Add cfglayout.h.
23055 * gengtype.c (open_base_files): Likewise.
23056 * cfglayout.c (cfg_layout_function_footer,
23057 cfg_layout_function_header) Reindent to make gengtype happy.
23058 * cfglayout.h (cfg_layout_function_footer,
23059 cfg_layout_function_header): Add GTY(()) marker.
23061 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23063 2007-01-18 Ben Elliston <bje@au.ibm.com>
23065 * genautomata.c (write_automata): Include xstrerror output in the
23066 error message if writing the DFA description file fails.
23068 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23070 * config/mips/mips-protos.h (mips_output_external): Make it
23072 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23073 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23074 (extern_list): Likewise.
23075 (extern_head): Likewise.
23076 (TARGET_ASM_FILE_END): Likewise.
23077 (mips_file_end): Likewise.
23078 (mips_output_external): Rewritten.
23080 2007-01-18 Ben Elliston <bje@au.ibm.com>
23082 * genpreds.c (write_insn_preds_c): Only write out the function
23083 body for regclass_for_constraint if we have register constraints.
23085 2007-01-17 Tom Tromey <tromey@redhat.com>
23087 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23088 * doc/install.texi (Testing): Use sourceware.org.
23089 (Binaries): Likewise.
23090 (Specific): Likewise.
23091 * doc/contrib.texi (Contributors): Use sourceware.org.
23093 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23095 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23096 (AVR_ENHANCED): Rename to ...
23097 (AVR_HAVE_MUL): ... new.
23098 (avr_enhanced_p): Rename to ...
23099 (avr_have_mul_p): ... new.
23100 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23101 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23102 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23103 (avr_have_mul_p): ... new.
23104 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23105 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23106 'avr_enhanced_p' and 'enhanced'.
23107 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23108 AVR_HAVE_MUL instead of AVR_ENHANCED.
23109 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23110 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23111 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23112 instead of AVR_ENHANCED.
23113 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23114 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23115 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23117 2007-01-17 Ian Lance Taylor <iant@google.com>
23119 * vec.h (VEC_reserve_exact): Define.
23120 (vec_gc_p_reserve_exact): Declare.
23121 (vec_gc_o_reserve_exact): Declare.
23122 (vec_heap_p_reserve_exact): Declare.
23123 (vec_heap_o_reserve_exact): Declare.
23124 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23126 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23127 negative parameter.
23128 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23129 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23130 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23131 * vec.c (calculate_allocation): Add exact parameter. Change all
23133 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23134 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23135 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23136 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23137 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23138 (vec_heap_p_reserve_exact): New function.
23139 (vec_heap_o_reserve_exact): New function.
23141 2007-01-17 Jan Hubicka <jh@suse.cz>
23143 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23145 2007-01-17 Eric Christopher <echristo@apple.com>
23147 * config.gcc: Support core2 processor.
23149 2007-01-16 Jan Hubicka <jh@suse.cz>
23151 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23152 the names, just unlink the chain so we don't crash on dangling
23156 2007-01-16 Jan Hubicka <jh@suse.cz>
23158 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23159 * tree-pass.h: Reorder to make IPA passes appear toegher.
23160 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23162 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23163 parameters, do not call early inliner.
23164 * ipa-inline.c: Update comments. Include tree-flow.h
23165 (cgraph_decide_inlining): Do not compute inlining parameters.
23166 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23167 be called with function context set up.
23168 (pass_ipa_inline): Remove unreachable functions before pass.
23169 (cgraph_early_inlining): Simplify assuming to be called from the
23171 (pass_early_inline): New pass.
23172 (cgraph_gate_ipa_early_inlining): New gate.
23173 (pass_ipa_early_inline): Turn into simple wrapper.
23174 (compute_inline_parameters): New function.
23175 (gate_inline_passes): New gate.
23176 (pass_inline_parameters): New pass.
23177 (apply_inline): Move here from tree-optimize.c
23178 (pass_apply_inline): New pass.
23179 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23181 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23182 doing them by hand.
23183 (tree_function_versioning): Do not allocate dummy struct function.
23184 * tree-inline.h (optimize_inline_calls): Update prototype.
23185 * tree-optimize.c (execute_fixup_cfg): Export.
23186 (pass_fixup_cfg): Remove
23187 (tree_rest_of_compilation): Do not apply inlines.
23188 * tree-flow.h (execute_fixup_cfg): Declare.
23189 * Makefile.in (gt-passes.c): New.
23190 * passes.c: Include gt-passes.h
23191 (init_optimization_passes): New passes.
23192 (nnodes, order): New static vars.
23193 (do_per_function_toporder): New function.
23194 (execute_one_pass): Dump current pass here.
23195 (execute_ipa_pass_list): Don't dump current pass here.
23197 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23199 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23200 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23202 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23204 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23205 (strong_alias): Define.
23206 (__gcc_qmul): Provide non-FMA for soft-float.
23207 (__gcc_qdiv): Same.
23212 (__gcc_qunord): New.
23222 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23223 soft-float functions.
23224 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23225 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23226 about long double soft float.
23228 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23229 Tehila Meyzels <tehila@il.ibm.com>
23231 * tree-vectorizer.h (is_pattern_stmt_p): New.
23232 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23233 formatting (tabs instead of spaces). Cleanup and clarify setting
23234 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23235 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23236 (vectorizable_type_demotion): Check that types are integral.
23237 (vectorizable_type_promotion): Likewise.
23238 (vectorizable_store): Fix typo. Eliminate new-line at end of
23241 2007-01-16 Jan Hubicka <jh@suse.cz>
23243 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23246 2007-01-15 Eric Christopher <echristo@apple.com>
23248 * ifcvt.c: Include vec.h, vecprim.h.
23249 (check_cond_move_block): New argument regs.
23250 Reorganize. Add registers used to regs.
23251 (cond_move_process_if_block): Use regs set above as
23254 2007-01-15 Eric Christopher <echristo@apple.com>
23256 * config/darwin.h: Update copyright.
23257 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23258 (LINK_COMMAND_SPEC): Add -u.
23259 (LINK_SPEC): Fix umbrella for above.
23261 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23263 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23266 2007-01-15 Tom Tromey <tromey@redhat.com>
23268 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23269 * doc/install.texi (Testing): Don't mention jacks.
23270 (Configuration): Document --enable-java-maintainer-mode. Move
23271 --with-java-home to libgcj-specific section. Document
23273 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23275 2007-01-15 Jan Hubicka <jh@suse.cz>
23277 * tree-ssa-dce.c (DCE_TODOs): New.
23278 (propagate_necessity): Return if something changed.
23279 (eliminate_unnecessary_stmts): Likewise.
23280 (perform_tree_ssa_dce): Return TODO flags when needed.
23281 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23283 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23285 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23286 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23287 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23288 patterns using X87MODEF12 mode macro. Extend operand 1
23289 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23290 (log10<mode>2): Ditto.
23291 (log2<mode>2): Ditto.
23292 (log1p<mode>2): Ditto.
23293 (logb<mode>2): Ditto.
23294 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23295 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23296 (*fxtractxf3_i387): Rename from *fxtractxf3.
23297 (fxtract_extend<mode>xf3_i387): New insn pattern.
23298 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23299 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23300 and gen_fyl2xxf3_i387().
23302 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23304 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23305 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23306 get_loop_exit_edges. Changed return type to bool.
23307 * cfgloop.h (fix_loop_placement): Declaration removed.
23309 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23311 * param.h (MIN_VECT_LOOP_BOUND): New.
23312 * params.def (MIN_VECT_LOOP_BOUND): New.
23313 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23314 argument - minimum threshold for number of iterations.
23315 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23316 argument to declaration.
23317 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23318 MIN_VECT_LOOP_BOUND.
23319 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23320 slpeel_tree_peel_loop_to_edge with additional argument.
23321 (vect_do_peeling_for_alignment): Likewise.
23322 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23324 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23327 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23328 operands of size 1.
23330 2007-01-14 Jan Hubicka <jh@suse.cz>
23332 * tree-dfa.c (remove_referenced_var): New function.
23333 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23334 prune referenced vars list too.
23335 * tree-flow.h (remove_referenced_var): Declare.
23337 2007-01-14 Jan Hubicka <jh@suse.cz>
23339 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23341 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23342 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23343 * except.h (verify_eh_throw_table_statements): Kill prototype.
23344 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23345 into call exrepssions.
23346 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23348 * tree-cfg.c: Include pointer-set.h.
23349 (verify_node_sharing): Work on pointer set.
23350 (verify_eh_throw_stmt_node): New.
23351 (verify_stmts): Use pointers sets, verify throw_stmt.
23353 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23355 * ipa-reference.c (analyze_function): Consider also addresses taken
23358 2007-01-12 Roger Sayle <roger@eyesopen.com>
23360 * c-typeck.c (null_pointer_constant_p): Replace use of
23361 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23362 (build_c_cast): Likewise.
23364 2007-01-12 Roger Sayle <roger@eyesopen.com>
23366 * tree.h (force_fit_type_double): Remove unused final argument.
23367 * c-common.c (constant_expression_warning): Replace use of
23368 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23369 (convert_and_check): Likewise.
23370 (shorten_compare): Update call to force_fit_type_double.
23371 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23372 * convert.c (convert_to_pointer): Update call to
23373 force_fit_type_double.
23374 * fold-const.c (force_fit_type_double): Remove overflowed_const
23376 (int_const_binop, fold_convert_const_int_from_int,
23377 fold_convert_const_int_from_real, fold_div_compare,
23378 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23379 fold_abs_const, fold_not_const): Remove the final argument from
23380 calls to force_fit_type_double.
23382 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23384 * configure.ac: Set insn to "nop" for spu-*-* also.
23385 * configure: Regenerate.
23387 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23389 * builtins.def : Add BUILT_IN_FREE.
23391 2007-01-12 Jan Hubicka <jh@suse.cz>
23393 PR tree-optimization/30443
23394 * tree-inline.c (tree_function_versioning): Do not optimize when
23395 cloning for inlining.
23397 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23399 * doc/loop.texi: Document recording of loop exits.
23400 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23401 (update_single_exits_after_duplication,
23402 update_single_exit_for_duplicated_loop,
23403 update_single_exit_for_duplicated_loops): Removed.
23404 (duplicate_loop_to_header_edge): Do not call
23405 update_single_exits_after_duplication and
23406 update_single_exit_for_duplicated_loops.
23407 (loop_version): Do not update single_exit information.
23408 (fix_loop_structure): Use record_loop_exits instead of
23409 mark_single_exit_loops.
23410 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23411 the lists of loop exits.
23412 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23413 split_edge, merge_blocks): Update the lists of loop exits.
23414 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23415 loop_optimizer_init.
23416 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23417 of mark_single_exit_loops.
23418 (loop_optimizer_finalize): Call release_recorded_exits.
23419 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23420 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23421 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23422 update single exit information.
23423 * lambda-code.c (perfect_nestify): Ditto.
23424 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23425 (mark_single_exit_loops): Removed.
23426 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23427 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23428 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23430 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23431 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23432 (verify_loop_structure): Verify consistency of the exit lists.
23433 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23434 (set_single_exit): Removed.
23435 * cfgloop.h (struct loop_exit): New function.
23436 (struct loop): single_exit_ field replaced by exits field.
23437 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23438 LOOPS_HAVE_RECORDED_EXITS.
23439 (struct loops): Added exits hash.
23440 (mark_single_exit_loops, set_single_exit): Declaration removed.
23441 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23445 * doc/invoke.texi: Avoid use of @headitem.
23447 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23449 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23451 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23453 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23456 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23457 Richard Sandiford <richard@codesourcery.com>
23459 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23460 * config/m68k/m68k.opt: Resort options.
23461 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23463 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23464 Richard Sandiford <richard@codesourcery.com>
23466 * doc/invoke.texi: Document the macros that are defined by
23467 m68k's -mtune and -mhard-float options.
23468 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23469 (m68k_cpp_cpu_family): Likewise.
23470 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23471 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23472 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23473 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23474 (m68k_cpp_cpu_family): Likewise.
23476 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23478 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23479 macros besides mc68000 as tuning macros. Use a switch statement
23480 to set them and mcpu32.
23482 2007-01-12 Julian Brown <julian@codesourcery.com>
23484 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23485 (TARGET_68040_ONLY): Rename to...
23486 (TARGET_68040): ...this.
23487 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23488 * config/m68k/m68k.md: Likewise.
23490 2007-01-12 Julian Brown <julian@codesourcery.com>
23491 Nathan Sidwell <nathan@codesourcery.com>
23492 Richard Sandiford <richard@codesourcery.com>
23494 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23495 the -mcpu= argument associated with the --with-cpu setting.
23496 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23497 if different from the one implied by the -mcpu setting.
23498 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23499 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23500 * doc/invoke.texi: Mention ColdFire in the introduction to the
23501 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23502 -mno-div and -mhard-float options. Make -m68881 a synonym for
23503 -mhard-float. Document the previously-undocumented -m5206e,
23504 -m528x, -m5307 and -m5407 options. Tweak the existing option
23505 documentation for consistency.
23506 * doc/install.texi: Mention new --with-cpu arguments.
23507 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23508 default CPU if neither -mcpu nor -march are specified.
23509 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23510 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23511 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23512 using m68k_tune to decide between families that implement the
23513 same ISA. Use m68k_tune to set __mcfv4e__.
23514 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23515 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23516 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23517 (FL_ISA_C, FL_ISA_MMU): New macros.
23518 (MASK_COLDFIRE): Delete.
23519 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23520 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23521 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23522 (TARGET_HARD_FLOAT): Do not define here.
23523 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23524 (TUNE_68000): New macro.
23525 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23526 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23527 (TUNE_CFV2): Redefine in terms of m68k_tune.
23528 (uarch_type, target_device, fpu_type): New enums.
23529 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23530 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23531 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23532 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23533 (FL_FOR_isa_c): New macros.
23534 (m68k_isa): New enum.
23535 (m68k_target_selection): New structure.
23536 (all_devices, all_isas, all_microarchs): New tables.
23537 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23538 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23539 (MASK_ALL_CPU_BITS): Delete.
23540 (m68k_find_selection): New function.
23541 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23542 Map the legacy target options to a combination of the new ones.
23543 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23544 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23545 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23547 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23548 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23550 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23551 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23552 * config/m68k/m68k-devices.def: New file.
23554 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23555 Nathan Sidwell <nathan@codesourcery.com>
23557 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23558 (SUBTARGET_EXTRA_SPECS): New macros.
23559 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23560 use %(asm_cpu_spec) instead.
23561 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23562 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23563 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23564 (EXTRA_SPECS): Rename to...
23565 (SUBTARGET_EXTRA_SPECS): ...this.
23567 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23568 Richard Sandiford <richard@codesourcery.com>
23569 Julian Brown <julian@codesourcery.com>
23571 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23572 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23573 to the configuration's default CPU.
23574 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23575 Remove default masks.
23576 (m680[012]0-*-*): Set the default with_cpu to the first part of
23578 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23579 (m68k*-*-linux): Extend the --with-cpu handling to...
23580 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23581 and m68010. Don't set target_cpu_default2.
23582 * doc/install.texi: Document --with-cpu for m68k.
23583 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23584 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23585 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23586 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23587 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23588 (ASM_SPEC): Remove use of %(asm_cpu_default).
23589 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23590 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23591 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23592 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23593 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23594 (TARGET_DEFAULT): Delete.
23595 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23596 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23597 (CPP_CPU_SPEC): Delete.
23598 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23599 the appropriate string.
23600 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23601 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23602 (ASM_SPEC): Don't use %(asm_default_spec).
23603 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23604 TARGET_DEFAULT and add MASK_68881.
23605 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23607 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23609 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23610 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23611 MASK_68010 alongside MASK_68020.
23612 * doc/invoke.texi: Document -m68010.
23613 * config/m68k/m68k.opt (m68010): New.
23614 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23616 (TUNE_68010): New macro.
23617 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23618 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23619 (M68K_CPU_m68332): Add MASK_68010.
23620 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23621 fallback definition.
23622 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23624 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23625 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23626 to all entries that use MASK_68020.
23627 (output_move_simode_const, output_move_himode, output_move_qimode)
23628 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23629 instead of TARGET_68020 to select clr behavior. Remove comment
23630 about there being no TARGET_68010.
23631 * config/m68k/m68k.md: Likewise throughout.
23633 2007-01-12 Julian Brown <julian@codesourcery.com>
23635 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23636 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23637 * config/m68k/m68k.md: Likewise.
23639 2007-01-12 Julian Brown <julian@codesourcery.com>
23641 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23642 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23644 2007-01-12 Julian Brown <julian@codesourcery.com>
23646 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23647 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23648 * config/m68k/m68k.md: Likewise.
23650 2007-01-12 Julian Brown <julian@codesourcery.com>
23651 Richard Sandiford <richard@codesourcery.com>
23653 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23654 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23655 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23657 (TARGET_CPU32): Rename to...
23658 (TUNE_CPU32): ...this.
23659 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23660 (TUNE_CFV2): New macros.
23661 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23662 remove conditions that are implied by TARGET_68020.
23663 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23664 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23665 (m68k_output_function_epilogue): Likewise.
23666 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23667 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23668 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23669 non-68000 timings. Refactor multiplication and division costs.
23670 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23671 TUNE_CPU32 instead of TARGET_CPU32.
23672 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23673 and TUNE_68060 instead of TARGET_68060.
23674 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23675 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23677 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23678 && !TARGET_COLDFIRE" to choose between moveq and clr.
23679 Likewise in the unnamed movsf pattern.
23680 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23681 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23684 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23686 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23687 of tabbing before backslashes.
23689 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23691 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23692 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23693 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23695 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23697 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23698 find_interesting_uses_cond.
23699 (find_interesting_uses_cond): Use extract_cond_operands.
23700 (rewrite_use_compare): Use extract_cond_operands and
23701 force_gimple_operand_bsi. Do not call update_stmt.
23702 (determine_use_iv_cost_condition): Use extract_cond_operands.
23703 Return cheaper of using original bound and changing the exit bound.
23705 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23707 PR tree-optimization/29516
23708 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23709 most_expensive_mult_to_index, addr_to_parts,
23710 create_mem_ref, maybe_fold_tmr): Make the type of
23711 fields of TARGET_MEM_REF sizetype.
23712 (move_fixed_address_to_symbol, move_pointer_to_base):
23714 * tree.def (TARGET_MEM_REF): Add comment on types of
23717 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23719 * c-common.c (vector_types_convertible_p): Treat opaque types as
23720 always convertible if they have the same size, but not otherwise.
23722 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23724 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23725 Remove the b_unconditional field.
23726 (noce_try_sign_mask): Do not look at b_unconditional.
23727 (noce_process_if_block): Do not use merge_if_blocks. Update
23728 the CFG here. Do not set b_unconditional.
23729 (cond_move_process_if_block): Likewise.
23730 (find_cond_trap): Likewise.
23731 (check_cond_move_block): Require simple jump insns at the end
23732 of the basic block.
23734 2007-01-11 Jan Hubicka <jh@suse.cz>
23736 PR tree-optimization/1046
23737 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23738 when alias info is not ready.
23739 (pass_tail_recursion): Do not require aliasing.
23740 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23741 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23742 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23743 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23744 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23745 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23746 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23748 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23749 When aliasing is not build, mark statement as volatile.
23751 2007-01-11 Tom Tromey <tromey@redhat.com>
23753 PR preprocessor/15185, PR preprocessor/20989:
23754 * doc/cppopts.texi <-MT>: Update description of algorithm for
23755 computing default target.
23756 <-M, -MD>: Reword "basename" text.
23758 2007-01-11 Roger Sayle <roger@eyesopen.com>
23760 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23761 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23762 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23763 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23764 fold_builtin_bswap, real_constp, fold_builtin_pow,
23765 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23766 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23767 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23768 * convert.c (convert_to_pointer): Likewise.
23769 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23770 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23771 const_binop, fold_convert_const_int_from_int,
23772 fold_convert_const_int_from_real,
23773 fold_convert_const_real_from_real, sign_bit_p,
23774 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23775 fold_sign_changed_comparison, fold_unary, fold_comparison,
23776 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23777 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23778 * print-tree.c (print_node_brief, print_node): Likewise.
23779 * stor-layout.c (place_field, layout_type): Likewise.
23780 * tree-chrec.c (keep_cast): Likewise.
23781 * tree.c (build_vector, build_real, build_real_from_int_cst,
23782 build_complex): Likewise.
23784 2007-01-11 Roger Sayle <roger@eyesopen.com>
23786 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23787 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23789 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23791 * configure.ac (strict1_warn): Rename to strict_warn.
23792 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23793 cc_set_by_configure, quoted_cc_set_by_configure,
23794 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23795 all_boot_languages, all_stagestuff): Remove.
23796 (target_list): Remove bootstrap targets.
23797 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23798 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23799 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23800 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23801 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23802 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23803 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23804 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23805 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23806 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23807 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23808 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23809 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23810 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23811 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23812 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23813 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23814 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23815 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23816 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23817 (mostlyclean): Adjust.
23818 (clean, distclean): Don't mention bootstrap stuff.
23819 * configure: Regenerate.
23820 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23821 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23822 treelang/config-lang.in (stagestuff): Remove.
23823 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23824 stageprofile, stagefeedback, stagestuff): Remove mention.
23826 2007-01-11 Nick Clifton <nickc@redhat.com>
23828 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23830 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23831 (mcore_arith_K_S_operand): Run the test for the S constraint not
23832 the test for the M constraint.
23833 (mcore_addsub_operand): Do not accept integer values that are
23834 larger than 32 bits.
23835 * config/mcore/mcore.md: Remove unused constraints from split.
23836 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23837 (addsi3): Likewise.
23838 (allocate_stack): Likewise.
23839 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23840 operands to 32 bits.
23841 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23843 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23844 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23845 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23846 mcore_output_bclri, mcore_output_andn, output_inline_const,
23847 mcore_output_move, mcore_output_movedouble): Likewise.
23848 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23849 (output_inline_const): Likewise.
23850 (output_inline_const): Fix format strings used in sprintf
23852 * config/mcore/mcore-protos.h: Update prototypes for changed
23853 functions in mcore.c.
23854 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23855 HOST_WIDE_INT and not int.
23856 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23857 CONST_OK_FOR_N): Likewise.
23858 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23859 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23862 2007-01-10 Jan Hubicka <jh@suse.cz>
23864 * tree-vrp.c (remove_range_assertions): Release defs.
23865 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23866 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23868 2007-01-10 Paul Brook <paul@codesourcery.com>
23870 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23871 * config/arm/arm.md (mulsi3subsi): New insn.
23873 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23875 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23876 (tree_transform_and_unroll_loop): New.
23877 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23880 2007-01-10 Robert Kennedy <jimbob@google.com>
23882 * fold-const.c (fold_comparison): Fold comparisons like (x *
23883 1000 < 0) to (x < 0).
23885 2007-01-10 Ian Lance Taylor <iant@google.com>
23887 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23888 operands have the same priority.
23890 2007-01-10 Tom Tromey <tromey@redhat.com>
23892 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23893 (fold_binary): Likewise.
23894 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23895 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23896 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23897 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23898 * langhooks.h (struct lang_hooks): Removed field
23899 'can_use_bit_fields_p'.
23901 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23903 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23905 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23907 * function.c (get_last_funcdef_no): New function.
23908 * function.h (get_last_funcdef_no): Declare.
23909 * tree-inline.c (initialize_cfun): Add initialization.
23910 (tree_function_versioning): Cleanup.
23912 2007-01-10 Jan Hubicka <jh@suse.cz>
23914 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23917 2007-01-10 Sa Liu <saliu@de.ibm.com>
23918 Ben Elliston <bje@au.ibm.com>
23920 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23921 for SAVE_NONLOCAL and Pmode for any other save level.
23922 * spu-protos.h (spu_restore_stack_block): Declare.
23923 * spu.md (save_stack_block): Remove.
23924 (restore_stack_block): Call spu_restore_stack_block.
23925 * spu.c (spu_restore_stack_block): New function.
23926 (spu_expand_epilogue): Remove old comment.
23928 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23930 PR tree-optimization/30322
23931 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23932 (cand_value_at): Return the value as aff_tree.
23933 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23934 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23935 aff_combination_mult): New functions.
23936 (aff_combination_add): Use aff_combination_add_cst.
23937 (aff_combination_convert): Allow conversions to a wider type.
23938 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23939 * tree-affine.h (aff_combination_mult): Declare.
23941 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23943 * doc/tm.texi: Update documentation to reflect reality of exec
23944 and start file search behaviours. Update copyright year.
23945 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23946 header file directories.
23948 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23950 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23951 (*cosxf2): Rename to cosxf2_i387.
23952 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23953 using X87MODEF12 mode macro. Rename patterns to
23954 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23956 (*cosdf2, *cossf2): Ditto.
23957 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23958 to match extended input operands.
23959 (sincos<mode>3): New expander.
23960 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23961 insn patterns and corresponding splitters.
23963 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23965 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23966 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23968 2007-01-09 Nicolas Pitre <nico@cam.org>
23971 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23973 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23975 * target.h (struct gcc_target): New field library_rtti_comdat.
23976 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23977 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23978 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23979 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23981 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23983 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23985 2007-01-08 Richard Guenther <rguenther@suse.de>
23987 * tree.h (force_fit_type_double): Export.
23988 (force_fit_type): Remove.
23989 * fold-const.c (force_fit_type_double): New function.
23990 (force_fit_type): Remove.
23991 (int_const_binop): Use it.
23992 (fold_convert_const_int_from_int): Likewise.
23993 (fold_convert_const_int_from_real): Likewise.
23994 (fold_div_compare): Likewise.
23995 (fold_sign_changed_comparison): Likewise.
23996 (fold_unary): Likewise.
23997 (fold_negate_const): Likewise.
23998 (fold_abs_const): Likewise.
23999 (fold_not_const): Likewise.
24000 * c-common.c (shorten_compare): Use force_fit_type_double.
24001 * convert.c (convert_to_pointer): Likewise.
24003 2007-01-08 Richard Guenther <rguenther@suse.de>
24005 * tree.h (build_int_cst_wide_type): Export.
24006 * tree.c (build_int_cst_wide_type): New function.
24007 (build_int_cst_wide): Fix comment.
24008 * builtins.c (fold_builtin_object_size): Use build_int_cst
24009 to build -1 or 0 of the correct type. Use fit_double_type
24010 to check for overflow.
24011 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24013 (decode_field_reference): Likewise.
24014 (all_ones_mask_p): Likewise.
24015 (native_interpret_int): Use build_int_cst_wide_type.
24016 (fold_binary): Use build_int_cst_type to build an all-ones
24018 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24020 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24022 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24024 2007-01-09 Ben Elliston <bje@au.ibm.com>
24026 * genautomata.c (STATS_OPTION): New option.
24027 (stats_flag): New flag.
24028 (gen_automata_option): Handle it.
24029 (initiate_automaton_gen): Ditto.
24030 (write_automata): Output statistics only if stats_flag is
24031 set. Likewise, output time statistics only if time_flag is set.
24032 * doc/md.texi (Processor pipeline description): Document new flag.
24034 2007-01-08 Richard Guenther <rguenther@suse.de>
24036 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24037 * tree.c (build_int_cst_type): Likewise.
24038 (size_in_bytes): Don't call force_fit_type on the result.
24039 (int_fits_type_p): Use fit_double_type.
24040 * fold-const.c (fit_double_type): New function.
24041 (force_fit_type): Use it.
24042 * tree.h (fit_double_type): Export.
24044 2007-01-08 Jan Hubicka <jh@suse.cz>
24046 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24047 * ipa.c (function_and_variable_visibility): Fix return type.
24049 2007-01-08 Richard Guenther <rguenther@suse.de>
24051 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24052 of offset to build the index.
24053 * tree-pretty-print.c (dump_generic_node): Don't build negated
24054 const just for printing.
24055 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24056 * builtins.c (fold_builtin_int_roundingfn): Check if result
24057 fits the type by using force_fit_type and comparing the result.
24058 * predict.c (predict_loops): Use compare_tree_int for comparison.
24059 * tree.c (build_int_cst): Fall back to integer_type_node for
24061 (build_int_cst_wide): Assert type is non-null.
24063 2007-01-08 Roberto Costa <roberto.costa@st.com>
24065 * tree-vrp.c (extract_range_from_cond_expr): New.
24066 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24067 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24069 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24070 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24071 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24072 used as expressions.
24073 * tree-object-size.c (cond_expr_object_size): New.
24074 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24076 2007-01-08 Jan Hubicka <jh@suse.cz>
24078 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24079 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24082 2007-01-08 Richard Guenther <rguenther@suse.de>
24084 PR tree-optimization/23603
24085 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24086 (extract_range_from_binary): Fall back to truthvalue instead of
24087 varying for TRUTH_*_EXPR.
24088 (extract_range_from_comparison): Fall back to truthvalue instead of
24090 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24091 if all visited PHI values were constant.
24093 2007-01-08 Jan Hubicka <jh@suse.cz>
24095 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24096 (cgraph_analyze_function): break out from ...
24097 (cgraph_finalize_compilation_unit): ... here.
24098 (cgraph_expand_function): Remove forgoten commented out line.
24099 (cgraph_optimize): Analyze functions.
24101 2007-01-08 Jan Hubicka <jh@suse.cz>
24103 * tree-pas.h (TODO_remove_function): New flag.
24104 (TODO_update*): Renumber.
24105 (pass_ipa_increase_alignment,
24106 pass_ipa_function_and_variable_visibility): New passes.
24107 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24108 (cgraph_function_and_variable_visibility): Move to ipa.c
24109 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24110 cgraph_increase_alignment.
24111 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24112 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24113 calling tree-inline.
24114 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24115 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24116 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24117 (gate_increase_alignment): New function.
24118 (pass_ipa_increase_alignment): New pass.
24119 * ipa.c: Inline tree-pass.h and timevar.h
24120 (function_and_variable_visibility): Move here from cgraphunit.c
24121 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24122 * passes.c (init_optimization_passes): Add the two new passes.
24123 (execute_todo): Handle cgraph_remove_functions.
24125 2007-01-08 Nick Clifton <nickc@redhat.com>
24127 * config/frv/predicates.md (reg_or_0_operand): Accept
24130 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24132 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24133 * config.gcc: Add bfin*-rtems*.
24135 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24137 * c.opt: Add -flax-vector-conversions.
24138 * c-typeck.c (convert_for_assignment): Pass flag to
24139 vector_types_convertible_p to allow emission of note.
24140 (digest_init): Likewise.
24141 * c-opts.c: Handle -flax-vector-conversions.
24142 * c-common.c (flag_lax_vector_conversions): New.
24143 (vector_types_convertible_p): Unless -flax-vector conversions
24144 has been passed, disallow conversions between vectors with
24145 differing numbers of subparts and/or element types. If such
24146 a conversion is disallowed, possibly emit a note on the first
24147 occasion only to inform the user of -flax-vector-conversions.
24148 The new last argument specifies this.
24149 * c-common.h (flag_lax_vector_conversions): New.
24150 (vector_types_convertible_p): Add extra argument.
24151 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24152 char_type_node for V*QI type vectors.
24153 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24154 Update to satisfy new typechecking rules.
24155 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24156 C and C++ variants.
24157 * doc/invoke.texi (C Dialect Options): Document
24158 -flax-vector-conversions.
24160 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24162 PR tree-optimization/29877
24163 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24164 a register variable on the RHS to not be replaceable.
24166 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24167 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24168 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24169 const_simm15, const_pow2, const_npow2): Added.
24170 * config/score/misc.md (insv, extv, extzv, movmemsi,
24171 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24172 * config/score/score.c (score_address_cost, score_select_cc_mode):
24174 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24175 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24176 Update score_print_operand.
24177 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24178 Adjust register allocate order and update some macro define.
24179 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24180 mdx_block_move_straight, mdx_block_move_loop_head,
24181 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24182 mdx_block_move_loop, mdx_block_move): Added.
24183 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24184 mdp_limm): Updated and fix some bug and typo.
24185 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24186 (movsf, movdf, doloop_end): Added.
24188 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24190 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24191 config/arm/thumb2.md: Fix comment typos.
24192 * doc/extend.texi: Fix a typo.
24194 2007-01-07 Eric Christopher <echristo@apple.com>
24196 * configure.ac: Check for __stack_chk_fail for darwin.
24197 * configure: Regenerate.
24199 2007-01-07 Richard Guenther <rguenther@suse.de>
24201 * tree-vrp.c (extract_range_from_assert): CSE calls to
24202 compare_values where possible.
24203 (extract_range_from_unary_expr): Likewise.
24205 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24207 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24208 * config/avr/avr.c (call_insn_operand): Delete function.
24209 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24210 instead of register number. Use predicates.
24211 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24212 call_insn_operand): Add.
24214 2007-01-06 Jan Hubicka <jh@suse.cz>
24216 * tree-pass.h (pass_build_cgraph_edges): Declare.
24217 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24218 (visited_nodes): Remove.
24219 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24220 build_cgrpah_edges; make visited_nodes local.
24221 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24222 (record_references_in_initializer): Move to cgraphbuild.c
24223 (initialize_inline_failed, rebuild_cgraph_edges,
24224 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24225 (verify_cgraph_node): Make visited_nodes local.
24226 (cgraph_analyze_function): Do not call cgraph_create_edges and
24227 initialize_inline_failed.
24228 (cgraph_expand_function): Do not call cgraph_lower_function;
24229 assert that function is already lowered.
24230 * Makefile.in (cgraphbuild.o): New.
24231 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24232 at the end of lowering passes.
24234 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24236 * ifcvt.c (cond_move_convert_if_block): New function, code
24237 factored out from...
24238 (cond_move_process_if_block): ...here. Call the new function
24239 on the THEN and ELSE blocks.
24240 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24241 already takes care of this.
24243 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24246 * tree.h (TREE_OVERFLOW_P): New.
24247 * c-typeck.c (parser_build_unary_op): Warn only if result
24248 overflowed and operands did not.
24249 (parser_build_binary_op): Likewise.
24250 (convert_for_assignment): Remove redundant overflow_warning.
24251 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24253 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24255 * c-typeck.c (store_init_value): Split over two lines to follow
24256 the GNU coding style.
24258 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24260 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24261 __GXX_EXPERIMENTAL_CXX0X__.
24262 * doc/cpp.texi: Same.
24264 2007-01-05 Richard Guenther <rguenther@suse.de>
24266 PR middle-end/27826
24267 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24268 with mismatched types. Instead explicitly build a
24269 conversion NOP_EXPR.
24271 2007-01-05 Ian Lance Taylor <iant@google.com>
24273 * c-common.c (decl_with_nonnull_addr_p): New function.
24274 (c_common_truthvalue_conversion): Call it.
24275 * c-typeck.c (build_binary_op): Likewise.
24276 * c-common.h (decl_with_nonnull_addr_p): Declare.
24278 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24281 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24284 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24286 * doc/install.texi (Final install): Document the fact that
24287 the GNAT runtime should not be stripped.
24289 2007-01-04 Jan Hubicka <jh@suse.cz>
24291 * tree-inline.c (fold_marked_statements): Update operand caches
24292 and EH after folding
24294 2007-01-04 Ian Lance Taylor <iant@google.com>
24296 * c-common.c (check_function_nonnull): Whitespace fix.
24298 2007-01-04 Jan Hubicka <jh@suse.cz>
24300 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24301 comitted older version of patch.
24302 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24303 function, celanup cfg and collect garbage.
24305 2007-01-04 Mike Stump <mrs@apple.com>
24307 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24310 2007-01-04 Eric Christopher <echristo@apple.com>
24312 * libgcc2.c (__bswapsi2): Use SItype.
24313 (__bswapdi2): Use DItype.
24314 * libgcc2.h: Update for above.
24316 2007-01-04 Paul Brook <paul@codesourcery.com>
24318 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24319 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24320 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24321 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24322 umulsi3_highpart): Make conditional on !arm_arch6.
24323 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24324 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24325 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24326 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24327 umulsi3_highpart_v6): New insns.
24329 2007-01-04 Roger Sayle <roger@eyesopen.com>
24331 * fold-const.c (fold_convert): When casting an expression to void,
24332 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24333 have a type. Instead of attempting to build a NOP_EXPR, return
24334 these "special" trees directly.
24336 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24338 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24339 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24340 rs6000_cost->fp not 0 as adjustment for outer NEG.
24342 2007-01-04 Jan Hubicka <jh@suse.cz>
24344 * cgraph.c (cgraph_release_function_body): New function.
24345 (cgraph_remove_node): Use it.
24346 * cgraph.h (cgraph_release_function_body): Declare.
24347 * cgraphunit.c (cgraph_expand_function): Use it.
24348 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24349 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24350 is initialized and while compilation of other function is running.
24351 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24352 statement CFG annotations from here to ...
24353 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24355 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24357 * cfgloop.h (enum li_flags): Make the constants powers of two.
24359 2007-01-04 Jan Hubicka <jh@suse.cz>
24361 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24363 (fold_marked_statements): New function.
24364 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24365 * tree-inline.h (copy_body_data): Add statements_to_fold.
24367 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24369 * config.gcc: Mention libgcc/config.host.
24370 * Makefile.in: Update comments mentioning libgcc.
24371 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24372 (all.cross, start.encap, rest.encap, rest.cross): Update
24373 dependencies for libgcc move.
24374 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24375 (clean-target, clean-target-libgcc): Delete.
24376 (srcdirify, GCC_EXTRA_PARTS): New macros.
24377 (libgcc-support, libgcc.mvars): New rules.
24378 (distclean): Remove mention of mklibgcc.
24379 (install): Don't reference INSTALL_LIBGCC.
24380 (install-common): Don't reference EXTRA_PARTS.
24381 (install-libgcc, install-multilib): Delete rules.
24382 * mklibgcc.in: Delete file.
24383 * doc/configfiles.texi: Don't mention mklibgcc.
24385 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24386 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24387 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24388 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24389 (mklibgcc, ldblspecs): Likewise.
24391 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24392 (posixpre.def): Use $(T).
24393 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24394 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24395 (SHLIB_LINK): Make dummy.
24396 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24398 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24400 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24401 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24402 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24403 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24405 * configure.ac (all_outputs): Remove mklibgcc.
24406 * configure: Regenerated.
24408 2007-01-03 Josh Conner <jconner@apple.com>
24410 PR middle-end/29683
24411 * calls.c (compute_argument_addresses): Set stack and stack_slot
24412 for partial args, too.
24413 (store_one_arg): Use locate.size.constant for the size when
24414 generating a save_area.
24416 2007-01-03 Robert Kennedy <jimbob@google.com>
24418 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24419 whose definitions are deleted due to basic block merging.
24421 2007-01-03 Paul Brook <paul@codesourcery.com>
24424 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24426 (use_return_insn): Return 0 for Thumb interrupt functions.
24427 (print_multi_reg): Add rfe argument for IRQ returns.
24428 (arm_output_epilogue): Pop interrupt return address directly into PC.
24429 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24431 2007-01-03 Paul Brook <paul@codesourcery.com>
24433 Merge from sourcerygxx-4_1.
24434 * config/arm/thumb2.md: New file.
24435 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24437 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24438 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24439 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24440 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24442 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24443 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24445 * config/arm/ieee754-sf.S: Ditto.
24446 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24447 (thumb1_base_register_rtx_p): ... to this.
24448 (thumb_index_register_rtx_p): Rename...
24449 (thumb1_index_register_rtx_p): ... to this.
24450 (thumb_output_function_prologue): Rename...
24451 (thumb1_output_function_prologue): ... to this.
24452 (thumb_legitimate_address_p): Rename...
24453 (thumb1_legitimate_address_p): ... to this.
24454 (thumb_rtx_costs): Rename...
24455 (thumb1_rtx_costs): ... to this.
24456 (thumb_compute_save_reg_mask): Rename...
24457 (thumb1_compute_save_reg_mask): ... to this.
24458 (thumb_final_prescan_insn): Rename...
24459 (thumb1_final_prescan_insn): ... to this.
24460 (thumb_expand_epilogue): Rename...
24461 (thumb1_expand_epilogue): ... to this.
24462 (arm_unwind_emit_stm): Rename...
24463 (arm_unwind_emit_sequence): ... to this.
24464 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24465 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24466 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24467 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24468 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24469 thumb2_output_casesi): New functions.
24470 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24471 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24472 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24473 THUMB2_WORK_REGS): Define.
24474 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24475 arm_condexec_mask, arm_condexec_masklen)): New variables.
24476 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24477 (arm_override_options): Check new CPU capabilities.
24478 Set new architecture flag variables.
24479 (arm_isr_value): Handle v7m interrupt functions.
24480 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24482 (const_ok_for_arm): Handle Thumb-2 constants.
24483 (arm_gen_constant): Ditto. Use movw when available.
24484 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24486 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24487 (thumb_find_work_register, arm_load_pic_register,
24488 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24489 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24490 print_multi_reg, output_mov_long_double_fpa_from_arm,
24491 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24492 output_mov_double_fpa_from_arm, output_move_double,
24493 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24494 output_return_instruction, arm_output_function_prologue,
24495 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24496 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24497 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24498 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24499 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24500 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24502 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24503 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24504 (arm_file_start): Output directive for unified syntax.
24505 (arm_unwind_emit_set): Handle stack alignment instruction.
24506 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24507 Add v6t2, v7, v7a, v7r and v7m.
24508 (RETLDM): Add Thumb-2 code.
24509 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24510 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24511 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24512 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24513 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24514 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24515 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24516 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24517 ADJUST_INSN_LENGTH): Define.
24518 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24519 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24520 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24521 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24522 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24523 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24524 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24525 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24526 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24527 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24528 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24529 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24530 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24531 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24532 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24533 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24534 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24536 * config/arm/arm-tune.md: Regenerate.
24537 * config/arm/arm-protos.h: Update prototypes.
24538 * config/arm/vfp.md: Enable patterns for Thumb-2.
24539 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24540 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24541 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24542 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24543 * config/arm/libunwind.S: Add Thumb-2 code.
24544 * config/arm/constraints.md: Update include Thumb-2.
24545 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24546 * config/arm/ieee754-df.S: Ditto.
24547 * config/arm/bpabi.S: Ditto.
24548 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24549 * config/arm/predicates.md (low_register_operand,
24550 low_reg_or_int_operand, thumb_16bit_operator): New.
24551 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24552 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24553 * config/arm/t-arm-elf: Add armv7 multilib.
24554 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24556 (UNSPEC_STACK_ALIGN, ce_count): New.
24557 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24558 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24560 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24561 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24562 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24563 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24564 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24565 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24567 * doc/extend.texi: Document ARMv7-M interrupt functions.
24568 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24570 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24572 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24573 (struct _Unwind_Context): Rename args_size to flags, remove
24574 signal_frame field, add a new args_size field and version field.
24575 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24576 _Unwind_IsExtendedContext): New inline functions.
24577 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24578 Assume by_value array is only present if _Unwind_IsExtendedContext.
24579 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24580 _Unwind_IsSignalFrame.
24581 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24582 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24583 (uw_init_context_1): Initialize context->flags to
24584 EXTENDED_CONTEXT_BIT.
24585 * config/rs6000/linux-unwind.h (frob_update_context): Use
24586 _Unwind_SetSignalFrame.
24588 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24590 PR middle-end/30353
24591 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24592 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24595 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24597 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24598 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24599 RET, AT_SP): Remove.
24600 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24603 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24604 * cfgbuild.c (find_basic_blocks): Likewise.
24605 * cfgrtl.c (rtl_create_basic_block): Likewise.
24606 * function.c (temp_slots_at_level): Likewise.
24607 * reg-stack.c (stack_regs_mentioned): Likewise.
24608 * regclass.c (allocate_reg_info): Likewise.
24609 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24610 set_bb_for_stmt, move_block_to_fn): Likewise.
24611 * tree-complex.c (tree_lower_complex): Likewise.
24612 * vec.h (VEC_safe_grow_cleared): New.
24614 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24616 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24618 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24619 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24621 * cfgloopmanip.c (scale_loop_frequencies): Export.
24622 (loopify): Scale the frequencies by prescribed coefficients.
24623 (set_zero_probability): New function.
24624 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24625 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24626 and frequencies according to arguments.
24627 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24629 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24630 * modulo-sched.c (sms_schedule): Set probabilities for entering
24631 versioned loop correctly.
24632 * tree-vect-transform.c (vect_transform_loop): Ditto.
24633 * cfgloop.h (loopify, loop_version): Declaration changed.
24634 (scale_loop_frequencies): Declared.
24636 2007-01-02 Jan Hubicka <jh@suse.cz>
24638 * cgraph.c: Include tree-flow.h
24639 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24640 early_local_passes.
24641 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24642 * tree-pass.h (pass_all_early_optimizations): Declare.
24643 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24644 early_local_passes.
24645 (cgraph_analyze_function): Do early_local_passes.
24646 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24647 Do not add referenced vars.
24648 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24650 (gate_all_early_local_passes): New gate.
24651 (pass_early_local_passes): Use new gate.
24652 (execute_early_local_optimizations): New functions.
24653 (gate_all_early_optimizations): New gate.
24654 (pass_all_early_optimizations): New pass.
24655 (execute_free_datastructures): Free SSA only when initialized.
24656 (gate_init_datastructures): Init only when optimizing.
24657 (tree_lowering_passes): Do early local passes when called late.
24658 * tree-profile.c (do_tree_profiling): Don't profile functions added
24660 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24661 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24663 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24664 during early_local_passes.
24665 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24668 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24670 * Makefile.in: Update copyright year.
24672 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24674 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24675 in $(lang_checks) and check-consistency targets.
24677 2007-01-02 Jan Hubicka <jh@suse.cz>
24679 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24680 Do not add referenced vars.
24681 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24683 * passes.c (init_optimization_passes): Put mudflap_2 after
24684 free_datastructures.
24686 2007-01-02 Jan Hubicka <jh@suse.cz>
24688 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24689 Set NOTHROW flag on call statements proved to be nothrow.
24690 Update statement of local calls so new pure/const functions are
24691 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24693 (tree_rest_of_compilation): Register hooks and initialize bitmap
24694 early. Do not set after_inlining flag.
24696 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24698 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24699 HOST_BITS_PER_LONGLONG
24701 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24704 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24705 warning for non-static initializers.
24707 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24709 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24710 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24711 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24712 Always use set_unique_reg_note to add REG_EQUAL notes.
24714 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24717 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24719 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24720 * cfgbuild.c (find_basic_blocks): Likewise.
24721 * cfgrtl.c (rtl_create_basic_block): Likewise.
24722 * function.c (temp_slots_at_level): Likewise.
24723 * reg-stack.c (stack_regs_mentioned): Likewise.
24724 * regclass.c (allocate_reg_info): Likewise.
24725 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24726 set_bb_for_stmt, move_block_to_fn): Likewise.
24727 * tree-complex.c (tree_lower_complex): Likewise.
24728 * vec.h (VEC_safe_grow_cleared): New.
24730 2007-01-02 Ian Lance Taylor <iant@google.com>
24732 * c-common.c (c_common_truthvalue_conversion): When warning about
24733 using an assignment as a truth value, set TREE_NO_WARNING.
24735 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24738 * c.opt (Wold-style-declaration): New.
24739 * doc/invoke.texi (C-only Warning Options): New.
24740 (Wold-style-declaration): Document it.
24741 (Wextra): Enabled by -Wextra.
24742 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24743 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24744 -Wold-style-declaration.
24746 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24748 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24749 * cfgbuild.c (find_basic_blocks): Likewise.
24750 * cfgrtl.c (rtl_create_basic_block): Likewise.
24751 * function.c (temp_slots_at_level): Likewise.
24752 * reg-stack.c (stack_regs_mentioned): Likewise.
24753 * regclass.c (allocate_reg_info): Likewise.
24754 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24755 set_bb_for_stmt, move_block_to_fn): Likewise.
24756 * tree-complex.c (tree_lower_complex): Likewise.
24757 * vec.h (VEC_safe_grow_cleared): New.
24759 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24761 * c-common.c (c_common_nodes_and_builtins): Since variants of
24762 void_type_node get built before it is given a name, we need to
24763 give those variants the name, too.
24764 (complete_array_type): We need to work with the canonical main
24765 type of the array, from which we will build the qualified version.
24766 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24767 * print-tree.c (print_node): Display canonical type information
24769 * stor-layout.c (layout_type): When we don't know the
24770 alignment of a type for which we're building an array, we end up
24771 guessing wrong, so make the type require structural equality.
24772 * tree.c (make_node_stat): When we build a new type, it is its
24773 own canonical type.
24774 (build_type_attribute_qual_variant): When building an attribute
24775 variant, its canonical type is the non-attribute variant. However,
24776 if the attributes are target-dependent and they differ, we need to
24777 use structural equality checks for this type.
24778 (build_qualified_type): A qualified type is not equivalent to its
24779 unqualified variant; set the canonical type appropriately.
24780 (build_distinct_type_copy): When building a distinct type from
24781 another type, the new type is its own canonical type.
24782 (build_variant_type_copy): When building a new type variant, we
24783 assume that it is equivalent to the original type.
24784 (build_pointer_type_for_mode): When building a pointer type, also
24785 build a canonical type pointer.
24786 (build_reference_type_for_mode): When building a reference type,
24787 also build a canonical type reference.
24788 (build_index_type): When we can't hash an index type (e.g.,
24789 because its maximum value is negative), the index type requires
24790 structural equality tests.
24791 (build_array_type): Build the canonical form of an array type.
24792 (build_function_type): Function types require structural equality,
24793 because they contain default arguments, attributes, etc.
24794 (build_method_type_directly): Ditto for method types.
24795 (build_offset_type): Build the canonical offset type.
24796 (build_complex_type): Build the canonical vector type.
24797 (make_vector_type): Build the canonical vector type.
24798 * tree.h (TYPE_CANONICAL): New.
24799 (TYPE_STRUCTURAL_EQUALITY_P): New.
24800 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24801 (struct tree_type): Added "canonical" field.
24802 * params.h (VERIFY_CANONICAL_TYPES): New.
24803 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24804 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24805 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24806 * doc/invoke.texi (verify-canonical-types): Document --param
24807 parameter for verifying canonical types.
24809 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24811 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24812 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24813 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24814 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24816 * config/rs6000/e500.h: New.
24817 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24818 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24820 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24821 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24822 TARGET_E500_DOUBLE): Remove.
24823 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24824 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24825 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24826 * config/rs6000/rs6000.c (rs6000_override_options): Use
24827 CHECK_E500_OPTIONS.
24829 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24831 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24832 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24833 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24834 rs6000_emit_cmove): Don't check TARGET_E500.
24835 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24836 sordered): Don't check TARGET_E500.
24838 2007-01-01 Eric Christopher <echristo@apple.com>
24840 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24841 HARD_REGISTER_NUM_P.
24843 2007-01-01 Roger Sayle <roger@eyesopen.com>
24845 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24846 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24847 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24850 2007-01-01 Mike Stump <mrs@apple.com>
24852 * configure.ac: Remove support for building with Apple's gcc-3.1.
24854 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24856 PR middle-end/30311
24857 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24858 REG is a hard register. Do not modify REG before calling
24860 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24861 multiple of the size of YMODE for certain lowpart cases.
24863 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24865 PR middle-end/30253
24866 * gimplify (voidify_wrapper_expr): Update for
24867 GIMPLE_MODIFY_STMT.
24869 2007-01-01 Andreas Schwab <schwab@suse.de>
24872 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24873 save of BR0 in extra_spill_size instead of spill_size.
24874 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24876 (ia64_expand_epilogue): Restore BR0 from its new location.
24878 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24880 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24881 Use a temporary variable if the left hand side is not a gimple
24884 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24886 * gimplify.c (gimplify_return_expr): Make the temporary variable
24887 for the return expression, a gimple register variable.
24889 2007-01-01 Jan Hubicka <jh@suse.cz>
24891 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24894 2007-01-01 Mike Stump <mrs@apple.com>
24896 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24898 * config/darwin.c (machopic_select_rtx_section): Use
24899 HAVE_GAS_LITERAL16.
24900 (darwin_mergeable_constant_section): Likewise.
24901 * configure: Regenerate.
24902 * config.in: Regenerate.
24904 2007-01-01 Jan Hubicka <jh@suse.cz>
24905 Andrew Pinski <pinskia@gmail.com>
24907 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24908 before starting IPA passes.