1 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3 * config/bfin/bfin.opt (minline-plt): Add.
4 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
5 call to global functions.
6 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7 (Blackfin Options): Document -minline-plt.
9 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
11 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
13 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
15 2007-08-28 DJ Delorie <dj@redhat.com>
17 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
19 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
23 2007-08-28 Richard Guenther <rguenther@suse.de>
25 * tree.h (struct tree_function_decl): Increase size of
26 function_code bitfield.
28 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
29 Kazu Hirata <kazu@codesourcery.com>
31 * gcc/config/m68k/linux.h
32 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
33 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
34 (m68k_return_in_memory): New.
35 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
38 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
41 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
42 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
43 operand) when top VEC_SELECT extracts scalar element.
44 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
45 (*vec_extract_v4sf_mem): Ditto.
47 2007-08-28 Jakub Jelinek <jakub@redhat.com>
50 * passes.c (init_optimization_passes): Move pass_df_finish
51 after pass_postreload sublist.
53 PR rtl-optimization/33148
54 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
55 (neg (lt X 0)) if X has scalar int mode.
58 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
59 initializer, use build_vector_from_ctor if possible to create
60 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
61 even after this, return NULL.
63 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
65 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
67 2007-08-28 Richard Guenther <rguenther@suse.de>
69 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
70 (struct tree_function_decl): Make function_code a bitfield.
71 Add disregard_inline_limits flag.
72 * cgraphunit.c (cgraph_process_new_functions): Check
73 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
74 (cgraph_preserve_function_body_p): Likewise.
75 * ipa-inline.c (compute_inline_parameters): Likewise.
76 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
77 for GNU C extern inline functions.
78 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
79 * tree-inline.c (disregard_inline_limits_p): Remove.
80 * tree-inline.h (disregard_inline_limits_p): Likewise.
81 * c-common.c (handle_always_inline_attribute): Set
82 DECL_DISREGARD_INLINE_LIMITS.
83 * langhooks.c (add_builtin_function): Verify the function code
86 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
87 Vladimir Yanovsky <yanov@il.ibm.com>
88 Revital Eres <eres@il.ibm.com>
89 Andrey Belevantsev <abel@ispras.ru>
91 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
93 * modulo-sched.c: Add documentation regarding do-loop.
94 (doloop_register_get): Change number of arguments to support
95 the new do-loop pattern and check whether COUNT_REG has no other
96 occurences in the loop besides in the control part.
97 (duplicate_insns_of_cycles): Do not duplicate the insn which
98 changes count_reg as it is already adjusted.
99 (generate_prolog_epilog): New argument to support the new
100 do-loop pattern. Change the subtract instruction to use
101 expand_simple_binop. Call duplicate_insns_of_cycles with new
103 (sms_schedule): Call doloop_register_get and
104 generate_prolog_epilog with new argument. Do not handle loops
105 with single sets insns with subreg in their lhs.
106 * loop-doloop.c (doloop_optimize): Support for another do-loop
108 (doloop_condition_get): Gets an instruction instead of a pattern
109 and change the return condition when the do-loop pattern is
111 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
112 deps when considering to not create edges.
114 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
116 * doc/extend.texi (gnu_inline funtion attribute): Document C++
119 2007-08-27 Jason Merrill <jason@redhat.com>
122 * gimplify.c (gimplify_modify_expr): Discard the assignment of
123 zero-sized types after calling gimplify_modify_expr_rhs.
125 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
127 * regclass.c (init_reg_autoinc): Fix typo.
129 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
131 Fix PR tree-optimization/33173
132 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
134 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
137 * config/i386/i386.h (VALID_DFP_MODE_P): New.
138 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
141 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
142 David Ung <davidu@mips.com>
143 Nigel Stephens <nigel@mips.com>
145 Separate target-specific initialization from general
146 back-end initialization.
148 * toplev.c (init_alignments): New, split out from...
149 (process_options): ...here.
150 (backend_init_target): New, split out from...
151 (backend_init): ...here.
152 (lang_dependent_init_target): New, split out from...
153 (lang_dependent_init): ...here.
154 (target_reinit): New.
155 * toplev.h (target_reinit): Declare.
156 * expr.c (init_expr_target): Renamed from init_expr_once, since it
157 now can be called more than once. Update comments.
158 * expr.h (init_expr_target): Likewise.
159 * alias.c (init_alias_target): Renamed from init_alias_once, since it
160 now can be called more than once. Explicitly zero
161 static_reg_base_value.
162 * emit-rtl.c (init_emit_regs): New, split out from...
163 (init_emit_once): Here.
164 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
165 non-const, so that changes from command-line arguments can overwrite
166 values provided by the static initializers.
167 (initial_call_really_used_regs): New, used similarly to the above.
168 (initial_reg_names): Likewise.
169 (last_mode_for_init_move_cost): Promoted function-local static to
170 file-scope static to make it accessible outside init_move_cost.
171 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
172 Do not initialize inv_reg_alloc_order yet, either. Do initialize
173 reg_names since it is needed for parsing command-line options.
174 (init_move_cost): Use last_mode_for_init_move_cost instead of
175 function-local static.
176 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
177 call_really_used_regs now. Reinitialize reg_names. Also
178 initialize inv_reg_alloc_order. Zero reg_class_subunion and
179 reg_class_superunion. Clear losing_caller_save_reg_set.
180 Preserve global registers if called more than once. Reset
181 move cost, may_move_in_cost, may_move_out_cost, and
182 last_mode_for_init_move_cost.
183 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
184 can now be invoked more than once. Update comments.
185 (init_regs): Update comments.
186 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
187 and initial_call_really_used_regs, instead of the non-initial
188 variables. This allows us to save the command-line register settings
189 after target reinitialization.
190 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
191 * rtl.h (init_emit_regs): Declare.
192 (init_reg_modes_target, init_alias_target): Renamed as described
194 * reload1.c (init_reload): Update comments.
195 * optabs.c (init_optabs): Likewise.
196 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
198 2007-08-26 Chao-ying Fu <fu@mips.com>
200 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
203 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
205 * alias.c (memory_modified_1, memory_modified_in_insn_p):
207 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
209 * bb-reorder.c (copy_bb_p): Likewise.
210 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
211 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
212 block_ends_with_condjump_p): Likewise.
213 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
214 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
215 block_ends_with_condjump_p): Likewise.
216 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
217 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
218 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
219 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
220 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
221 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
222 debug_true_const_tree instad of debug_true_tree.
223 * debug.c (do_nothing_debug_hooks): Likewise.
224 * debug.h (ignore_block, debug_true_const_tree): Constify.
225 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
226 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
227 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
228 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
229 dbx_reg_number, is_based_loc, field_type,
230 simple_type_align_in_bits, simple_decl_align_in_bits,
231 simple_type_size_in_bits, field_byte_offset, insert_float,
232 type_tag, member_declared_type, is_redundant_typedef,
233 secname_for_decl, is_inlined_entry_point): Likewise.
234 * emit-rtl.c (const_next_insn, const_previous_insn,
235 const_next_nonnote_insn, const_prev_nonnote_insn,
236 const_next_real_insn, const_prev_real_insn,
237 const_next_active_insn, const_prev_active_insn, const_next_label,
238 const_prev_label): Likewise.
239 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
241 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
242 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
243 sched_insn_is_legitimate_for_speculation_p): Likewise.
244 * jump.c (reversed_comparison_code_parts,
245 reversed_comparison_code, reversed_comparison, condjump_label):
247 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
248 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
250 * rtl.h (const_previous_insn, const_next_insn,
251 const_prev_nonnote_insn, const_next_nonnote_insn,
252 const_prev_real_insn, const_next_real_insn,
253 const_prev_active_insn, const_next_active_insn, const_prev_label,
254 const_next_label, modified_between_p, modified_in_p,
255 const_note_storeskeep_with_call_p, condjump_label,
256 reversed_comparison, reversed_comparison_code,
257 reversed_comparison_code_parts, memory_modified_in_insn_p,
258 stack_regs_mentioned): Likewise.
259 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
260 keep_with_call_p): Likewise.
261 * sched-deps.c (deps_may_trap_p, sched_get_condition,
262 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
263 sd_lists_size, sd_lists_empty_p): Likewise.
264 * sched-int.h (sched_insns_conditions_mutex_p,
265 haifa_classify_insn, no_real_insns_p,
266 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
267 sd_lists_size, sd_lists_empty_p): Likewise.
268 * sdbout.c (sdb_debug_hooks): Likewise.
269 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
270 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
271 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
273 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
274 tree_can_throw_internal): Likewise.
275 * tree-flow-inline.h (phi_nodes): Likewise.
276 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
277 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
278 * tree-gimple.c (const_get_call_expr_in): Likewise.
279 * tree-gimple.h (const_get_call_expr_in): Likewise.
280 * tree.c (const_lookup_attribute, attribute_list_equal,
281 attribute_list_contained): Likewise.
282 * tree.h (attribute_list_equal, attribute_list_contained,
283 const_lookup_attribute): Likewise.
284 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
286 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
288 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
289 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
291 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
294 * config/alpha/constraints.md: Delete "svn:mime-type" property
295 with svn propdel "svn:mime-type".
297 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
300 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
301 non NOTE insn doesn't cross basic block.
302 (noce_try_abs): Likewise.
303 (noce_process_if_block): Likewise.
305 2007-08-26 David Edelsohn <edelsohn@gnu.org>
308 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
309 operand without auto-inc-dec.
310 * config/rs6000/rs6000.md (floatsidf2_internal): Use
311 offsettable_mem_operand.
312 (floatunssidf2_internal): Same.
313 (fix_truncdfsi2_internal): Same.
314 (floatsidf_ppc64): Same.
315 (floatunssidf_ppc64): Same.
316 (fix_trunctfsi2_internal): Same.
318 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
321 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
322 pass defines needed for version.c.
324 2007-08-25 Joseph Myers <joseph@codesourcery.com>
326 * configure.ac (--debug-prefix-map check): Change assembler
327 version presumed to have feature to 2.18.
328 * configure: Regenerate.
330 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
332 * c-common.c (vector_types_convertible_p,
333 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
334 self_promoting_args_p): Constify.
335 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
336 c_promoting_integer_type_p, self_promoting_args_p,
337 anon_aggr_type_p, vector_types_convertible_p): Likewise.
338 * c-decl.c (anon_aggr_type_p): Likewise.
339 * * c-dump.c (dump_stmt): Likewise.
340 * c-objc-common.c (has_c_linkage): Likewise.
341 * c-tree.h (same_translation_unit_p): Likewise.
342 * c-typeck.c (null_pointer_constant_p,
343 tagged_types_tu_compatible_p, function_types_compatible_p,
344 type_lists_compatible_p, lvalue_or_else, lvalue_p,
345 comptypes_internal, struct tagged_tu_seen_cache,
346 same_translation_unit_p, alloc_tagged_tu_seen_cache,
347 c_size_in_bytes): Likewise.
348 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
349 hash_ptr, eq_ptr): Likewise.
350 * langhooks-def.h (lhd_decl_ok_for_sibcall,
351 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
352 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
353 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
355 * optabs.c (optab_for_tree_code): Likewise.
356 * optabs.h (optab_for_tree_code): Likewise.
357 * rtl.h (simplify_rtx): Likewise.
358 * simplify-rtx.c (simplify_rtx): Likewise.
359 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
360 dump_flag, dump_node): Likewise.
361 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
362 queue_and_dump_type, dump_flag): Likewise.
363 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
364 * tree-pass.h (dump_node): Likewise.
365 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
366 supportable_narrowing_operation): Likewise.
367 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
368 supportable_narrowing_operation): Likewise.
369 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
370 is_negative_overflow_infinity, is_positive_overflow_infinity,
371 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
372 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
373 update_value_range, add_equivalence, ssa_name_nonnegative_p,
374 ssa_name_nonzero_p, fp_predicate): Likewise.
375 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
376 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
377 ssa_name_nonnegative_p): Likewise.
379 2007-08-25 Hans Kester <hans.kester@ellips.nl>
381 * config.gcc : Add x86_64-elf target.
383 2007-08-25 Jakub Jelinek <jakub@redhat.com>
385 * expr.c (store_expr): Fix order of store_by_pieces arguments.
387 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
388 Nigel Stephens <nigel@mips.com>
392 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
393 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
394 * expr.c (SET_BY_PIECES_P): Define.
395 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
396 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
397 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
399 * expr.h (SET_RATIO): Define.
400 (can_store_by_pieces, store_by_pieces): Update prototypes.
401 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
402 can_store_by_pieces/store_by_pieces.
403 (expand_builtin_memcpy_args): Likewise.
404 (expand_builtin_strncpy): Likewise.
405 (expand_builtin_memset_args): Likewise. Also remove special case
406 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
407 decide what to do instead.
408 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
409 to can_store_by_pieces.
411 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
412 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
414 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
415 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
416 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
417 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
418 (STORE_BY_PIECES_P): Define.
420 2007-08-24 Tom Tromey <tromey@redhat.com>
422 * varpool.c (varpool_last_needed_node): Fix comment typo.
423 * c-decl.c (duplicate_decls): Fix comment typo.
424 (clone_underlying_type): Update comment.
426 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
429 alpha_in_small_data_p, alpha_split_complex_arg,
430 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
432 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
433 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
435 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
436 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
437 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
438 * config/darwin.c (darwin_binds_local_p): Likewise.
439 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
441 * config/i386/i386-protos.h (i386_pe_binds_local_p,
442 i386_pe_valid_dllimport_attribute_p): Likewise.
443 * config/i386/i386.c (ix86_function_regparm,
444 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
445 x86_can_output_mi_thunk, ix86_mangle_type,
446 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
447 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
448 i386_pe_binds_local_p): Likewise.
450 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
451 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
452 ia64_invalid_conversion, ia64_invalid_unary_op,
453 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
455 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
456 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
457 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
458 * config/mips/mips.c (mips_use_blocks_for_constant_p,
459 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
460 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
461 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
462 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
463 * config/pa/pa.c (pa_commutative_p): Likewise.
464 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
466 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
467 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
468 rs6000_use_blocks_for_constant_p,
469 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
470 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
471 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
472 * config/s390/s390.c (s390_mangle_type,
473 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
475 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
476 th_in_small_data_p): Likewise.
477 * config/sh/sh.c (sh_ms_bitfield_layout_p,
478 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
480 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
481 sparc_mangle_type): Likewise.
482 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
483 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
484 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
486 * hooks.c (hook_bool_mode_const_rtx_false,
487 hook_bool_mode_const_rtx_true,
488 hook_bool_const_tree_hwi_hwi_const_tree_false,
489 hook_bool_const_tree_hwi_hwi_const_tree_true,
490 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
491 hook_constcharptr_const_tree_null,
492 hook_constcharptr_const_rtx_null,
493 hook_constcharptr_const_tree_const_tree_null,
494 hook_constcharptr_int_const_tree_null,
495 hook_constcharptr_int_const_tree_const_tree_null): New.
496 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
497 hook_bool_tree_hwi_hwi_tree_false,
498 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
499 hook_int_tree_tree_1, hook_constcharptr_tree_null,
500 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
501 hook_constcharptr_int_tree_null,
502 hook_constcharptr_int_tree_tree_null): Delete.
503 (default_can_output_mi_thunk_no_vcall): Constify.
504 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
505 hook_bool_tree_hwi_hwi_tree_false,
506 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
507 hook_int_tree_tree_1, hook_constcharptr_tree_null,
508 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
509 hook_constcharptr_int_tree_null,
510 hook_constcharptr_int_tree_tree_null): Delete.
511 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
512 hook_bool_const_tree_hwi_hwi_const_tree_false,
513 hook_bool_const_tree_hwi_hwi_const_tree_true,
514 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
515 hook_constcharptr_const_tree_null,
516 hook_constcharptr_const_rtx_null,
517 hook_constcharptr_const_tree_const_tree_null,
518 hook_constcharptr_int_const_tree_null,
519 hook_constcharptr_int_const_tree_const_tree_null): New.
520 (default_can_output_mi_thunk_no_vcall): Constify.
521 * integrate.c (function_attribute_inlinable_p): Likewise.
522 * integrate.h (function_attribute_inlinable_p): Likewise.
523 * jump.c (rtx_renumbered_equal_p): Likewise.
524 * output.h (decl_readonly_section, categorize_decl_for_section,
525 default_use_anchors_for_symbol_p, default_binds_local_p,
526 default_binds_local_p_1): Likewise.
527 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
529 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
530 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
531 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
532 TARGET_COMP_TYPE_ATTRIBUTES,
533 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
534 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
535 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
536 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
537 TARGET_DWARF_CALLING_CONVENTION): Likewise.
538 * target.h (can_output_mi_thunk, needs_block_p,
539 first_cycle_multipass_dfa_lookahead_guard_spec,
540 vector_alignment_reachable, comp_type_attributes,
541 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
542 commutative_p, use_blocks_for_constant_p,
543 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
544 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
545 invalid_within_doloop, valid_dllimport_attribute_p,
546 split_complex_arg, invalid_arg_for_unprototyped_fn,
547 invalid_conversion, invalid_unary_op, invalid_binary_op):
549 * targhooks.c (default_invalid_within_doloop,
550 hook_invalid_arg_for_unprototyped_fn,
551 default_builtin_vector_alignment_reachable): Likewise.
552 (hook_bool_rtx_commutative_p): Delete.
553 (hook_bool_const_rtx_commutative_p): New.
554 * targhooks.h (default_invalid_within_doloop,
555 default_builtin_vector_alignment_reachable,
556 hook_invalid_arg_for_unprototyped_fn): Constify.
557 (hook_bool_rtx_commutative_p): Delete.
558 (hook_bool_const_rtx_commutative_p): New.
559 * varasm.c (bss_initializer_p, decl_default_tls_model,
560 categorize_decl_for_section, decl_readonly_section,
561 default_use_anchors_for_symbol_p, default_binds_local_p,
562 default_binds_local_p_1): Constify.
564 2007-08-24 Jie Zhang <jie.zhang@analog.com>
566 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
567 __NO_BUILTIN if -fno-builtin.
569 2007-08-24 Jie Zhang <jie.zhang@analog.com>
571 * config/bfin/bfin.c (print_operand): Report error instead of
572 ICE for wrong operand.
574 2007-08-24 Michael Matz <matz@suse.de>
576 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
578 2007-08-24 Richard Guenther <rguenther@suse.de>
581 * tree-ssa.c (useless_type_conversion_p): Split into a
582 recursive and a non-recursive part.
583 (useless_type_conversion_p_1): New function.
584 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
585 from maybe_fold_offset_to_reference is trivially convertible
586 to the desired type before doing the simplification.
588 2007-08-24 Jakub Jelinek <jakub@redhat.com>
590 * expr.c (store_expr): Optimize initialization of an array
592 * expr.h (builtin_strncpy_read_str): New prototype.
593 * builtins.c (builtin_strncpy_read_str): Remove prototype.
596 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
599 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
600 field when initializing if_info structure.
602 2007-08-24 Richard Guenther <rguenther@suse.de>
604 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
606 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
607 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
608 * tree-inline.c (inlinable_function_p): Fold in common parts of
609 the cannot_inline_tree_fn langhook.
610 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
611 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
612 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
613 cannot_inline_tree_fn langhook.
614 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
615 cannot_inline_tree_fn member.
617 2007-08-24 Richard Guenther <rguenther@suse.de>
619 * expr.c (get_inner_reference): Do computation of bitoffset
620 from offset in a way we can detect overflow reliably.
622 2007-08-24 Jie Zhang <jie.zhang@analog.com>
624 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
626 2007-08-24 Jie Zhang <jie.zhang@analog.com>
628 * config/bfin/bfin.opt (mfast-fp): Add.
629 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
630 libbffastfp override libgcc if -mfast-fp.
631 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
632 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
633 (Blackfin Options): Document -mfast-fp.
635 2007-08-24 Jakub Jelinek <jakub@redhat.com>
637 PR tree-optimization/32573
639 * tree-data-ref.c (initialize_data_dependence_relation): Clear
640 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
641 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
642 (build_classic_dist_vector): Return false rather than true if
643 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
644 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
645 returned false. Don't call save_dist_v before calling
646 build_classic_dist_vector_1.
647 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
648 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
649 DDR_DIR_VECTS vectors.
651 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
653 * configure.ac (leb128): Modify sed statement to work with any
654 binutils version string.
655 * configure: Regenerate
657 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
659 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
660 Wrap in RTX_CODE macro guard.
661 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
662 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
663 arm_mark_dllimport, arm_pe_encode_section_info,
664 arm_pe_unique_section): Use ISO-C function declarations.
665 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
666 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
667 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
669 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
670 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
672 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
674 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
675 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
676 (register_move_cost): Use ISO-C function declarations.
677 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
678 * config/score/score-protos.h (score_declare_object): Add
680 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
682 * final.c (profile_function): Avoid empty if-bodies.
685 * calls.c (must_pass_in_stack_var_size,
686 must_pass_in_stack_var_size_or_pad): Constify.
687 * config/alpha/alpha-protos.h (function_value): Likewise.
688 * config/alpha/alpha.c (alpha_return_in_memory,
689 alpha_pass_by_reference, function_value,
690 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
691 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
693 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
694 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
695 TARGET_PROMOTE_PROTOTYPES): Likewise.
696 * config/arm/arm-protos.h (arm_return_in_memory,
697 arm_pad_arg_upward, arm_function_value): Likewise.
698 * config/arm/arm.c (arm_pass_by_reference,
699 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
700 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
701 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
703 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
704 * config/avr/avr-protos.h (avr_function_value): Likewise.
705 * config/avr/avr.c (avr_return_in_memory,
706 gas_output_limited_string, gas_output_ascii, avr_function_value,
707 avr_return_in_memory): Likewise.
708 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
709 * config/bfin/bfin.c (bfin_pass_by_reference,
710 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
711 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
713 * config/cris/cris.c (cris_pass_by_reference,
714 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
715 * config/crx/crx.c (crx_return_in_memory): Likewise.
716 * config/darwin.c (function_base, machopic_function_base_name):
718 * config/fr30/fr30.c (fr30_must_pass_in_stack,
719 TARGET_PROMOTE_PROTOTYPES): Likewise.
720 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
721 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
722 * config/i386/i386-protos.h (ix86_return_in_memory,
723 ix86_sol10_return_in_memory): Likewise.
724 * config/i386/i386.c (ix86_function_value,
725 ix86_function_sseregparm, ix86_must_pass_in_stack,
726 type_natural_mode, classify_argument, examine_argument,
727 construct_container, ix86_pass_by_reference, function_value_32,
728 function_value_64, ix86_function_value_1, return_in_memory_32,
729 return_in_memory_64, return_in_memory_ms_64,
730 ix86_return_in_memory, ix86_sol10_return_in_memory,
731 TARGET_PROMOTE_PROTOTYPES): Likewise.
732 * config/ia64/ia64-protos.h (ia64_function_value,
733 ia64_hpux_function_arg_padding): Likewise.
734 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
735 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
736 ia64_hpux_function_arg_padding): Likewise.
737 * config/iq2000/iq2000-protos.h (function_arg,
738 iq2000_function_value): Likewise.
739 * config/iq2000/iq2000.c (iq2000_return_in_memory,
740 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
741 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
742 function_arg, iq2000_function_value): Likewise.
743 * config/m32c/m32c-protos.h (m32c_function_value,
744 m32c_promote_function_return): Likewise.
745 * config/m32c/m32c.c (m32c_pass_by_reference,
746 m32c_promote_prototypes, m32c_promote_function_return,
747 m32c_function_value): Likewise.
748 * config/m32r/m32r.c (m32r_return_in_memory,
749 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
750 m32r_in_small_data_p): Likewise.
751 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
753 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
754 m68hc11_function_arg_padding): Likewise.
755 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
756 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
757 m68k_function_value): Likewise.
758 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
759 mcore_function_value): Likewise.
760 * config/mcore/mcore.c (handle_structs_in_regs,
761 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
762 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
763 mcore_num_arg_regs, mcore_function_value): Likewise.
764 * config/mips/mips-protos.h (mips_pad_arg_upward,
765 mips_function_value): Likewise.
766 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
767 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
768 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
769 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
770 mips_function_value): Likewise.
771 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
773 * config/mmix/mmix.c (mmix_pass_by_reference,
774 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
775 mmix_encode_section_info): Likewise.
776 * config/mn10300/mn10300-protos.h (mn10300_function_value):
778 * config/mn10300/mn10300.c (mn10300_return_in_memory,
779 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
780 mn10300_function_value): Likewise.
781 * config/mt/mt-protos.h (mt_function_value): Likewise.
782 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
783 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
784 * config/pa/pa-protos.h (function_arg_padding, function_value,
785 pa_return_in_memory): Likewise.
786 * config/pa/pa.c (pa_pass_by_reference,
787 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
788 function_arg_padding, function_value, pa_return_in_memory):
790 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
791 * config/rs6000/rs6000-protos.h (rs6000_function_value,
792 function_arg_padding): Likewise.
793 * config/rs6000/rs6000.c (rs6000_return_in_memory,
794 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
795 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
796 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
797 function_arg_padding, altivec_expand_dst_builtin,
798 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
799 altivec_init_builtins, rs6000_common_init_builtins,
800 rs6000_function_value): Likewise.
801 * s390/s390-protos.h (s390_function_value): Likewise.
802 * config/s390/s390.c (s390_function_arg_size,
803 s390_pass_by_reference, s390_return_in_memory,
804 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
805 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
806 * config/score/score-protos.h (score_function_value): Likewise.
807 * config/score/score.c (score_arg_partial_bytes,
808 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
809 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
810 score_pass_by_reference, score_add_offset, score_function_value):
812 * config/sh/sh-protos.h (sh_attr_renesas_p,
813 sh_promote_prototypes): Likewise.
814 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
815 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
816 sh_attr_renesas_p): Likewise.
817 * config/sparc/sparc-protos.h (function_value,
818 function_arg_padding): Likewise.
819 * config/sparc/sparc.c (sparc_promote_prototypes,
820 sparc_return_in_memory, sparc_pass_by_reference,
821 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
822 function_arg_record_value_2, function_arg_record_value_1,
823 function_arg_record_value, function_arg_record_value,
824 function_arg_padding, function_value): Likewise.
825 * config/spu/spu-protos.h (spu_function_value): Likewise.
826 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
827 spu_function_value): Likewise.
828 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
830 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
831 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
832 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
834 * config/v850/v850.c (v850_return_in_memory,
835 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
836 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
837 * config/xtensa/xtensa.c (xtensa_return_in_msb,
838 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
839 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
841 * explow.c (promote_mode, hard_function_value): Likewise.
842 * expr.h (hard_function_value, promote_mode): Likewise.
843 * function.c (aggregate_value_p): Likewise.
844 * hooks.c (hook_bool_const_tree_true): New.
845 * hooks.h (hook_bool_const_tree_true): New.
846 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
847 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
848 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
849 TARGET_RETURN_IN_MSB): Likewise.
850 * target.h (promote_function_args, promote_function_return,
851 promote_prototypes, return_in_memory, return_in_msb,
852 pass_by_reference, must_pass_in_stack, callee_copies,
853 function_value): Likewise.
854 * targhooks.c (default_return_in_memory,
855 hook_pass_by_reference_must_pass_in_stack,
856 hook_callee_copies_named,
857 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
858 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
859 default_function_value): Likewise.
860 * targhooks.h (default_return_in_memory,
861 hook_pass_by_reference_must_pass_in_stack,
862 hook_callee_copies_named,
863 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
864 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
865 default_function_value): Likewise.
866 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
867 (equiv_class_label_hash, equiv_class_label_eq): Constify.
868 * tree-vectorizer.c (bb_in_loop_p): Likewise.
869 * tree.c (needs_to_live_in_memory): Likewise.
870 * tree.h (struct tree_type, needs_to_live_in_memory,
871 aggregate_value_p, must_pass_in_stack_var_size,
872 must_pass_in_stack_var_size_or_pad): Likewise.
873 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
874 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
875 lookup_filename): Likewise.
877 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
881 fake fcomi i387 instruction for !TARGET_CMOVE.
882 (ix86_expand_branch): Expand natural sequence with one jump for
883 all targets, not only TARGET_CMOVE.
884 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
885 pattern to implement fake fcomi sequence. Split instruction after
886 reload to correct compare sequences.
887 (*cmpfp_xf_cc): Ditto.
888 (*cmpfp_<mode>_cc): Ditto.
889 (*cmpfp_u_cc): Ditto.
890 (*cmpfp_<mode>_cc): Ditto.
892 2007-08-23 Richard Guenther <rguenther@suse.de>
894 * tree-pretty-print.c (dump_generic_node): Annotate
895 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
897 2007-08-23 Richard Guenther <rguenther@suse.de>
899 * builtins.c (expand_builtin_mathfn): Wrap argument in
900 save_expr directly instead of re-building the call.
901 (expand_builtin_mathfn_2): Likewise.
902 (expand_builtin_mathfn_3): Likewise.
903 (expand_builtin_interclass_mathfn): Likewise.
904 (expand_builtin_int_roundingfn): Set arg.
905 (expand_builtin_int_roundingfn_2): Likewise.
907 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
909 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
910 *sse_nand<mode>3, *sse_xor<mode>3): New.
912 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
915 * config/i386/i386.c (print_operand): Handle ';' code. Output
916 semicolon for TARGET_MACHO.
917 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
918 emit semicolon after 'lock' prefix.
919 (sync_double_compare_and_swap<mode>): Ditto.
920 (*sync_double_compare_and_swapdi_pic): Ditto.
921 (*sync_compare_and_swap_cc<mode>): Ditto.
922 (sync_double_compare_and_swap_cc<mode>): Ditto.
923 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
924 (sync_old_add<mode>): Ditto.
925 (sync_add<mode>): Ditto.
926 (sync_sub<mode>): Ditto.
927 (sync_ior<mode>): Ditto.
928 (sync_and<mode>): Ditto.
929 (sync_xor<mode>): Ditto.
931 2007-08-22 Chao-ying Fu <fu@mips.com>
933 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
935 (copy_rtx): Handle CONST_FIXED.
936 (rtx_equal_p): Likewise.
937 * rtl.h (fixed_value.h): New include.
938 (rtx_def): Add a new field of fixed_value to u.
939 (XCNMPFV): Define for accessing fixed_value.
940 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
942 * rtl.def (CONST_FIXED): New constant.
943 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
944 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
945 US_ASHIFT): New codes.
946 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
947 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
948 unsigned_fract_convert, unsigned_sat_fract): Document them.
949 * varasm.c (assemble_integer): Extend to support fixed-point constants
950 by using different machine classes.
951 (decode_addr_const): Handle FIXED_CST.
952 (const_hash_1): Likewise.
953 (compare_constant): Likewise.
954 (copy_constant): Likewise.
955 (const_rtx_hash_1): Handle CONST_FIXED.
956 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
957 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
959 (initializer_constant_valid_p): Handle FIXED_CST.
960 (output_constant): Support FIXED_POINT_TYPE.
961 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
962 * cse.c (hash_rtx): Support CONST_FIXED.
963 (exp_equiv_p): Likewise.
964 (cannon_reg): Likewise.
965 (fold_rtx): Likewise.
966 (equiv_constant): Likewise.
967 (cse_process_notes_1): Likewise.
968 (count_reg_usage): Likewise.
969 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
970 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
971 (wrap_constant): Check CONST_FIXED.
972 (cselib_hash_rtx): Support CONST_FIXED.
973 (cselib_subst_to_values): Likewise.
974 * df-scan.c (df_uses_record): Likewise.
975 * gcse.c (want_to_gcse_p): Likewise.
976 (oprs_unchanged_p): Likewise.
977 (oprs_not_set_p): Likewise.
978 (compute_transp): Likewise.
979 (extract_mentioned_regs_helper): Likewise.
980 * genemit.c (gen_exp): Likewise.
981 * local-alloc.c (equiv_init_varies_p): Likewise.
982 (contains_replace_regs): Likewise.
983 (memref_referenced_p): Likewise.
984 * loop-invariant.c (check_maybe_invariant): Likewise.
985 (hash_invariant_expr_1): Likewise.
986 (invariant_expr_equal_p): Likewise.
987 * postreload-gcse.c (oprs_unchanged_p): Likewise.
988 * regclass.c (reg_scan_mark_refs): Likewise.
989 * regrename.c (scan_rtx): Likewise.
990 * resource.c (mark_referenced_resources): Likewise.
991 (mark_set_resources): Likewise.
992 * rtlanal.c (rtx_unstable_p): Likewise.
993 (rtx_varies_p): Likewise.
994 (count_occurrences): Likewise.
995 (reg_mentioned_p): Likewise.
996 (modified_between_p): Likewise.
997 (modified_in_p): Likewise.
998 (volatile_insn_p): Likewise.
999 (volatile_refs_p): Likewise.
1000 (side_effects_p): Likewise.
1001 (may_trap_p_1): Likewise.
1002 (inequality_comparisons_p): Likewise.
1003 (computed_jump_p_1): Likewise.
1004 (commutative_operand_precedence): Likewise.
1005 * sched-deps.c (sched_analyze_2): Likewise.
1006 * sched-vis.c (print_value): Likewise.
1007 * reload.c (operands_match_p): Likewise.
1008 (subst_reg_equivs): Likewise.
1009 * reload1.c (eliminate_regs_1): Likewise.
1010 (elimination_effects): Likewise.
1011 (scan_paradoxical_subregs): Likewise.
1012 * alias.c (rtx_equal_for_memref_p): Likewise.
1013 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1014 * emit-rtl.c (const_fixed_htab): New hash table.
1015 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1017 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1018 const_fixed_from_fixed_value): New functions.
1019 (verify_rtx_sharing): Handle CONST_FIXED.
1020 (copy_rtx_if_shared_1): Likewise.
1021 (reset_used_flags): Likewise.
1022 (set_used_flags): Likewise.
1023 (copy_insn_1): Likewise.
1024 (init_emit_once): Create const_fixed_htab.
1025 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1027 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1029 PR tree-optimization/32949
1030 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1031 before failing for ivs with non-constant step.
1033 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1035 * doc/md.texi (Iterators): Renamed from Macros. All contents
1036 changed to reflect rename of respectively define_code_macro and
1037 define_mode_macro to define_code_iterator and define_mode_iterator.
1038 (Mode Iterators, Code Iterators): Similar.
1039 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1040 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1041 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1042 (initialize_iterators, find_iterator, check_code_iterator)
1043 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1044 (read_mapping, read_rtx_1): Similar.
1045 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1046 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1047 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1048 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1049 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1050 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1051 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1052 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1053 config/rs6000/sync.md, config/rs6000/rs6000.md,
1054 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1055 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1056 config/vax/vax.md, config/bfin/bfin.md: Similar.
1058 2007-08-22 David Daney <ddaney@avtrex.com>
1060 * doc/install.texi (Testing): Mention testing on a simulator.
1062 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1064 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1066 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1067 and rearrange floating point conversion functions into different
1070 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1072 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1073 dfa_post_advance_cycle): New scheduler hooks.
1074 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1075 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1077 (TARGET_SCHED): Use them.
1078 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1079 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1080 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1082 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1083 function to facilitate debugging.
1084 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1085 (output_insn_has_dfa_reservation_p): New static function to output
1086 insn_has_dfa_reservation_p ().
1087 (write_automata): Use it.
1088 * genattr.c (main): Output declaration for
1089 insn_has_dfa_reservation_p ().
1091 2007-08-22 Christian Bruel <christian.bruel@st.com>
1092 Richard Guenther <rguenther@suse.de>
1094 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1095 * simplify_rtx (simplify_binary_operation_1): Likewise.
1097 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1099 PR rtl-optimization/32557
1100 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1101 of REGNO (mws->mw_reg).
1103 2007-08-22 Richard Guenther <rguenther@suse.de>
1106 * builtins.c (expand_builtin_int_roundingfn): Replace call
1107 argument wrapped with SAVE_EXPR directly.
1108 (expand_builtin_int_roundingfn_2): Likewise.
1110 2007-08-22 Richard Guenther <rguenther@suse.de>
1112 * tree-inline.c (inlinable_function_p): Restore disregarding
1113 inline limits for GNU extern inline functions.
1115 2007-08-22 Richard Guenther <rguenther@suse.de>
1118 * tree.c (host_integerp): Treat sizetype as signed as it is
1121 2007-08-21 Ian Lance Taylor <iant@google.com>
1123 PR tree-optimization/33134
1124 * tree-vrp.c (adjust_range_with_scev): Call
1125 set_value_range_to_value.
1127 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1129 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1132 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1134 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1137 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1139 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1140 cases to set eight bytes at a time.
1141 (expand_block_move): Likewise.
1143 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1146 * dwarf2out.c (gen_decl_die): Don't call
1147 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1149 2007-08-21 Paul Brook <paul@codesourcery.com>
1150 Nathan Sidwell <nathan@codesourcery.com>
1151 Mark Mitchell <mark@codesourcery.com>
1152 Joseph Myers <joseph@codesourcery.com>
1154 * configure.ac: Add --with-pkgversion and --with-bugurl.
1155 * configure: Regenerate.
1156 * doc/install.texi: Document them.
1157 * version.c (version_string): Remove VERSUFFIX.
1158 (VERSUFFIX): Remove.
1159 (pkgversion_string): New.
1160 (bug_report_url): Do not hard-code initializer.
1161 * version.h (pkgversion_string): Declare.
1162 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1164 (version.o): Define PKGVERSION and BUGURL.
1165 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1166 (%.pod): Define BUGURL.
1167 * gcc.c (process_command, main): Use pkgversion_string.
1168 * toplev.c (compile_file, print_version): Likewise.
1169 * protoize.c (main): Likewise.
1170 * gcov.c (print_version): Likewise. Update copyright date.
1171 * gcov-dump.c (print_version): Likewise. Update copyright date.
1172 * mips-tdump.c (main): Likewise. Update copyright date.
1173 * mips-tfile.c (main): Likewise. Update copyright date.
1174 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1175 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1176 shorten description.
1177 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1178 * doc/gccint.texi: Likewise.
1179 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1180 Update copyright date.
1182 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1185 (ix86_expand_strlensi_unroll_1): Ditto.
1186 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1187 (ix86_expand_carry_flag_compare): Update comment.
1189 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1192 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1193 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1195 2007-08-21 Richard Guenther <rguenther@suse.de>
1197 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1199 2007-08-21 Richard Guenther <rguenther@suse.de>
1202 * fold-const.c (fold_binary): Remove index +p PTR folding.
1203 Fix types of POINTER_PLUS_EXPR generated by folding of
1206 2007-08-20 Chao-ying Fu <fu@mips.com>
1208 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1209 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1210 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1211 (c_common_fixed_point_type_for_size): Declare.
1212 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1213 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1214 (c_token_starts_declspecs): Likewise.
1215 (c_parser_declspecs): Likewise.
1216 (c_parser_attributes): Likewise.
1217 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1218 (c_declspecs): Add saturating_p.
1219 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1220 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1221 _Sat. Handle RID_SAT.
1222 Avoid using void, bool, char, int, float, double, _Decimal32,
1223 _Decimal64, _Decimal128, and complex with _Sat.
1224 Handle RID_FRACT and RID_ACCUM.
1225 Make sure _Sat is used with _Fract or _Accum.
1226 (finish_declspecs): Handle cts_fract and cts_accum.
1227 * c-common.c (fixed-value.h): New include.
1228 (constant_expression_warning): Handle FIXED_CST.
1229 (overflow_warning): Likewise.
1230 (warnings_for_convert_and_check): Likewise.
1231 (c_common_fixed_point_type_for_size): New.
1232 (c_common_type_for_mode): Handle fixed-point modes to
1233 return various saturating/non-saturating, signed/unsigned types.
1234 (c_common_signed_or_unsigned_type): Support fixed-point types.
1235 (shorten_compare): Check fixed-point zero.
1236 Handle FIXED_POINT_TYPE.
1237 (c_common_truthvalue_conversion): Handle FIXED_CST.
1238 Handle FIXED_POINT_TYPE.
1239 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1241 (handle_mode_attribute): Handle fixed-point modes. Need to check
1242 if the signness of base type and fixed-point modes are consistent.
1243 (handle_vector_size_attribute): Handle fixed-point modes.
1244 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1245 (warn_for_div_by_zero): Check fixed-point zero.
1246 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1247 a common fixed-point type based on fbit, ibit, sign, and saturation.
1248 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1249 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1250 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1251 (convert_for_assignment): Support FIXED_POINT_TYPE.
1252 (digest_init): Handle FIXED_POINT_TYPE.
1253 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1254 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1255 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1256 GE_EXPR, LT_EXPR, GT_EXPR.
1257 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1258 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1259 * target.h (gcc_target): Add fixed_point_supported_p.
1260 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1261 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1262 (default_fixed_point_supported_p): Define.
1263 * targhooks.h (default_fixed_point_supported_p): Declare.
1264 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1265 * doc/install.texi (Configuration): Add --enable-fixed-point.
1266 * configure.ac (--enable-fixed-point): New to enable fixed-point
1267 arithmetic extension to C. For mips targets, we enable it by default.
1268 * configure, config.in: Regenerate.
1270 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1272 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1274 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1276 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1277 DWARF2_DEBUGGING_INFO.
1278 (cold_text_section_used): Same.
1279 (cold_text_section): Same.
1281 2007-08-20 Richard Guenther <rguenther@suse.de>
1283 * c-typeck.c (convert_for_assignment): Use the type of
1284 the member for the initialization.
1286 2007-08-20 Richard Guenther <rguenther@suse.de>
1288 * c-objc-common.c (c_disregard_inline_limits): Remove.
1289 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1290 * cgraphunit.c (cgraph_process_new_functions): Call
1291 disregard_inline_limits_p.
1292 (cgraph_preserve_function_body_p): Likewise.
1293 * ipa-inline.c (compute_inline_parameters): Likewise.
1294 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1296 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1297 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1298 disregard_inline_limits langhook.
1299 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1301 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1302 disregard_inline_limits langhook.
1303 * tree-inline.c (disregard_inline_limits_p): New function.
1304 * tree-inline.h (disregard_inline_limits_p): Declare.
1306 2007-08-20 Richard Guenther <rguenther@suse.de>
1308 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1309 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1310 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1311 auto_var_in_fn_p langhook.
1312 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1314 * tree.c (auto_var_in_fn_p): ... here.
1315 (find_var_from_fn): Call auto_var_in_fn_p directly.
1316 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1317 auto_var_in_fn_p langhook.
1318 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1319 (copy_body_r): Likewise.
1320 (self_inlining_addr_expr): Likewise.
1321 * tree.h (auto_var_in_fn_p): Declare.
1323 2007-08-20 Richard Guenther <rguenther@suse.de>
1325 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1326 (walk_type_fields): Take lh parameter.
1327 (walk_tree): Rename to ...
1328 (walk_tree_1): ... this. Do not call the walk_subtrees
1329 langhook but the now passed callback. Pass lh on recursion.
1330 (walk_tree_without_duplicates): Rename to ...
1331 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1332 and call walk_tree_1.
1333 * tree.h (walk_tree_lh): New typedef.
1334 (walk_tree_1): Declare.
1335 (walk_tree_without_duplicates_1): Likewise.
1336 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1337 (walk_tree_without_duplicates): New define to
1338 walk_tree_without_duplicates_1 with NULL lh parameter.
1339 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1340 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1342 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1343 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1344 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1347 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1350 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1351 code in front of the compacting of basic blocks.
1352 Move the folding of statements inbetween the cgraph checking
1353 and compacting of basic blocks.
1355 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1356 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1359 * config/alpha/alpha.c (va_list_skip_additions): Check for
1360 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1361 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1362 PLUS_EXPR when checking ap.__base.
1363 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1364 when doing addition on pointer types. Use size_int instead of
1366 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1367 ptr_type in the second operand.
1369 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1372 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1374 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1377 * cfgexpand.c (expand_one_register_var): Mark pointer
1378 DECL_ARTIFICIAL as REG_POINTER also.
1379 * stmt.c (expand_decl): Likewise.
1381 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1388 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1389 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1390 on_worklist argument and avoid adding things to worklist multiple
1392 (add_to_worklist): Ditto.
1393 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1394 single SFT is clobbered.
1395 (set_initial_properties): Ditto.
1396 (compute_call_clobbered): Update for changes to function
1398 (create_overlap_variables_for): Always create SFT for offset 0.
1399 (create_structure_vars): Handle PHI's, since we are in SSA form at
1401 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1402 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1404 (add_vars_for_offset): Figure out aliases from access + points-to.
1405 (add_virtual_operand): Use add_vars-for_offset.
1406 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1407 (add_call_clobber_ops): Remove makes_clobbering_call set.
1408 (get_expr_operands): Always pass through the INDIRECT_REF
1410 * tree-ssa-structalias.c (struct constraint_graph): Remove
1412 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1413 address_taken, pt_used, number_incoming.
1414 (FIRST_ADDR_NODE): Removed.
1415 (merge_graph_nodes): Remove broken code for the moment.
1416 (init_graph): New function.
1417 (build_pred_graph): Remove code to init_graph.
1418 Add location equivalence support.
1419 (struct scc_info): Rename roots to deleted.
1421 (init_scc_info): Ditto
1422 (init_topo_info): Use graph->size.
1423 (compute_topo_order): Ditto.
1424 (do_da_constraint): Removed.
1425 (do_sd_constraint): Remove calls to find().
1426 set_union_with_increment should always get 0 as last arg here.
1427 (do_complex_constraint): Replace do_da_constraint with assert.
1429 (struct equiv_class_label): New.
1430 (pointer_equiv_class_table): Ditto.
1431 (location_equiv_class_table): Ditto.
1432 (equiv_class_label_hash): Ditto.
1433 (equiv_class_label_eq): Ditto
1434 (equiv_class_lookup): Ditto.
1435 (equiv_class_ladd): Ditto.
1436 (pointer_equiv_class): Ditto.
1437 (location_equiv_class): Ditto.
1438 (condense_visit): Rename and rewrite from label_visit to do only
1439 SCC related stuff for HU.
1440 (label_visit): Do HU work for HU.
1441 (perform_var_substitution): Update to do HU and location
1443 (free_var_substitution_info): Update to free HU and location
1444 equivalence structures. */
1445 (find_equivalent_node): Update for pointer but not location
1447 (unite_pointer_equivalences): New function.
1448 (move_complex_constraints): Rewrite to only do moving.
1449 (rewrite_constraints): Split out of move_complex_constraints.
1450 (solve_graph): Use graph->size.
1451 (process_constraint_1): Add from_call argument, use it.
1452 Split *a = &b into two constraints.
1453 (process_constraint): Use new process_constraint_1.
1454 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1455 (get_constraint_for): Handle non-pointer integers properly.
1456 Remove code that used to handle structures.
1457 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1458 with unknown addends.
1459 (handle_rhs_call): New function.
1460 (find_func_aliases): Use handle_rhs_call.
1461 (set_uids_in_ptset): Add an assert.
1462 (set_used_smts): Fix bug in not considering unified vars.
1463 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1464 (compute_points_to_sets): Update for other function changes.
1465 (delete_points_to_sets): Ditto.
1466 (ipa_pta_execute): Ditto.
1467 (pass_ipa_pta): We need to update SSA after ipa_pta.
1469 2007-08-19 Jan Hubicka <jh@suse.cz>
1471 * i386.md: Replace "rim" and "mri" constraints by "g".
1473 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1475 * dwarf2out.c (text_section_used, cold_text_section_used,
1476 cold_text_section, dwarf2out_note_section_used): New.
1477 (dwarf2out_init): Initialize cold_text_section.
1478 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1479 dwarf2out_note_section_used.
1480 (size_of_aranges): Only count entry for text section if it was
1481 used. Count entry for cold text section if it was used.
1482 (output_aranges): Only output entries for text section and cold
1483 text section if they were used.
1485 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1487 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1489 (debug_generic_stmt): Likewise.
1490 (debug_tree_chain): Likewise.
1492 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1494 * tree-data-refs.c (split_constant_offset): Expose.
1495 * tree-data-refs.h (split_constant_offset): Add declaration.
1497 * tree-vectorizer.h (dr_alignment_support): Renamed
1498 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1499 Added a new value dr_explicit_realign.
1500 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1501 dr_offset, dr_step, and dr_aligned_to, along with new access
1502 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1503 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1504 STMT_VINFO_DR_ALIGNED_TO.
1506 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1508 In case of outer-loop vectorization with non-fixed misalignment - use
1509 the dr_explicit_realign scheme instead of the optimized realignment
1511 (new_stmt_vec_info): Initialize new fields.
1513 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1514 'nested_in_vect_loop' case. Change verbosity level.
1515 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1516 Don't fail on zero step in the outer-loop for loads.
1517 (vect_analyze_data_refs): Call split_constant_offset to calculate
1518 base, offset and init relative to the outer-loop.
1520 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1521 BSI function argument with a new function argument - at_loop.
1522 Simplify the condition that determines STEP. Takes additional argument
1523 INV_P. Support outer-loop vectorization (handle the
1524 nested_in_vect_loop case), including zero step in the outer-loop. Call
1525 vect_create_addr_base_for_vector_ref with additional argument.
1526 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1527 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1528 Fixed and simplified calculation of step.
1529 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1530 of bsi, and with additional argument. Call bump_vector_ptr with
1531 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1532 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1533 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1534 when the realignment setup needs to take place inside the loop.
1535 Support the dr_explicit_realign scheme. Allow generating the optimized
1536 realignment scheme for outer-loop vectorization. Added documentation.
1537 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1538 the 'nested_in_vect_loop' case, including loads that are invariant in
1539 the outer-loop and the realignment schemes. Handle the case when the
1540 realignment setup needs to take place inside the loop. Call
1541 vect_setup_realignment with additional arguments. Call
1542 vect_create_data_ref_ptr with additional argument and with loop instead
1543 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1544 (vect_gen_niters_for_prolog_loop): Call
1545 vect_create_addr_base_for_vector_ref with additional arguments.
1546 (vect_create_cond_for_align_checks): Likewise.
1547 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1548 scheme: takes additional argument bump; argument ptr_incr is now
1549 optional; updated documentation.
1550 (vect_init_vector): Takes additional argument (bsi). Use it, if
1551 available, to insert the vector initialization.
1552 (get_initial_def_for_induction): Pass additional argument in call to
1554 (vect_get_vec_def_for_operand): Likewise.
1555 (vect_setup_realignment): Likewise.
1556 (vectorizable_load): Likewise.
1558 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1560 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1561 as argument instead of struct loop.
1562 (nested_in_vect_loop_p): New function.
1563 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1565 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1566 from other phis in the loop.
1567 (destroy_loop_vec_info): Add additional argument to declaration.
1569 * tree-vectorizer.c (supportable_widening_operation): Also check if
1570 nested_in_vect_loop_p (don't allow changing the order in this case).
1571 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1572 of struct loop. Call nested_in_vect_loop_p and don't require
1573 flag_unsafe_math_optimizations if it returns true.
1574 (new_stmt_vec_info): When setting def_type for phis differentiate
1575 loop-header phis from other phis.
1576 (bb_in_loop_p): New function.
1577 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1578 just update their loop_vinfo. Order of BB traversal now matters -
1579 call dfs_enumerate_from with bb_in_loop_p.
1580 (destroy_loop_vec_info): Takes additional argument to control whether
1581 stmt_vinfo of the loop stmts should be destroyed as well.
1582 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1583 reduction stmt to be defines by a non loop-header phi.
1584 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1586 * tree-vect-transform.c (vectorizable_reduction): Call
1587 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1588 (vectorizable_call): Likewise.
1589 (vectorizable_conversion): Likewise.
1590 (vectorizable_operation): Likewise.
1591 (vectorizable_type_promotion): Likewise.
1592 (vectorizable_type_demotion): Likewise.
1593 (vectorizable_store): Likewise.
1594 (vectorizable_live_operation): Likewise.
1595 (vectorizable_reduction): Likewise. Also pass loop_info to
1596 vect_is_simple_reduction instead of loop.
1597 (vect_init_vector): Call nested_in_vect_loop_p.
1598 (get_initial_def_for_reduction): Likewise.
1599 (vect_create_epilog_for_reduction): Likewise.
1600 (vect_init_vector): Check which loop to work with, in case there's an
1602 (get_initial_def_for_inducion): Extend to handle outer-loop
1603 vectorization. Fix indentation.
1604 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1605 In the case vect_induction_def get the vector def from the induction
1606 phi node, instead of calling get_initial_def_for_inducion.
1607 (get_initial_def_for_reduction): Extend to handle outer-loop
1609 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1611 (vect_transform_loop): Change assert to just skip this case. Add a
1613 (vect_finish_stmt_generation): Add a couple asserts.
1615 (vect_estimate_min_profitable_iters): Multiply
1616 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1618 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1619 this is an inner-loop reduction in outer-loop vectorization.
1621 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1622 Same code as what used to be vect_analyze_scalar_cycles, only with
1623 additional argument loop, and loop_info passed to
1624 vect_is_simple_reduction instead of loop.
1625 (vect_analyze_scalar_cycles): Code factored out into
1626 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1627 Updated documentation.
1628 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1629 outer-loop vectorization that are live or not used in the outerloop,
1630 cause this requires special handling.
1631 (vect_enhance_data_refs_alignment): Don't consider versioning for
1633 (vect_analyze_data_refs): Check that there are no datarefs in the
1635 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1636 and vect_used_in_outer_by_reduction cases.
1637 (process_use): Also consider the case of outer-loop stmt defining an
1638 inner-loop stmt and vice versa.
1639 (vect_analyze_loop_1): New function.
1640 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1641 loops. Call vect_analyze_loop_1.
1642 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1643 been vectorized. Call destroy_loop_vec_info with additional argument.
1645 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1646 in the inner-loop when doing outer-loop vectorization. Add
1647 documentation and printout.
1648 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1649 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1651 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1653 * tree-affine.h (print_aff): New prototype.
1654 (debug_aff): Likewise.
1655 * tree-affine.c (print_aff): New function.
1656 (debug_aff): Likewise.
1658 2007-08-18 Paul Brook <paul@codesourcery.com>
1659 Joseph Myers <joseph@codesourcery.com>
1661 * common.opt (-fdebug-prefix-map=): New option.
1662 * opts.c: Include debug.h.
1663 (common_handle_option): Handle -fdebug-prefix-map.
1664 * final.c: Include ggc.h.
1665 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1666 remap_debug_filename): New.
1667 * Makefile.in (final.o, opts.o): Update dependencies.
1668 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1669 * configure.ac: Check for assembler --debug-prefix-map support.
1670 * configure, config.in: Regenerate.
1671 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1672 (ASM_DEBUG_SPEC): Include ASM_MAP.
1673 * doc/install.texi (--with-debug-prefix-map): Document.
1674 * doc/invoke.texi (-fdebug-prefix-map): Document.
1675 * dbxout.c (dbxout_init, dbxout_start_source_file,
1676 dbxout_source_file): Call remap_debug_filename.
1677 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1678 dwarf2out_start_source_file, dwarf2out_finish): Call
1679 remap_debug_filename.
1680 (file_table_relative_p): Do not check d->emitted_number.
1681 * toplev.c (output_file_directive): Call remap_debug_filename.
1682 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1683 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1685 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1687 * loop-invariant.c (find_invariants_to_move): Add missing macro
1690 2007-08-17 Tom Tromey <tromey@redhat.com>
1692 * tree.h (struct tree_label_decl): Removed old "java" fields.
1694 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1695 Nigel Stephens <nigel@mips.com>
1697 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1698 Treat -mno-data-in-code and -mcode-xonly as aliases for
1699 -mcode-readable=no and -mcode-readable=pcrel respectively.
1700 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1701 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1702 (MULTILIB_DIRNAMES): Update accordingly.
1704 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1706 * Makefile.in (version.o): Depend on $(REVISION) only if
1707 REVISION_s is defined.
1709 2007-08-17 Sa Liu <saliu@de.ibm.com>
1710 Ulrich Weigand <uweigand@de.ibm.com>
1713 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1714 use build_qualified_type to retain qualifiers of the base type.
1716 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1718 * config/score/score.md : Update pattern tablejump.
1719 * config/score/score.c : Update score_initialize_trampoline
1721 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1722 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1723 * doc/contrib.texi: Add my entry.
1725 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1727 * Makefile.in (REVISION): New.
1730 (version.o): Also depend on $(REVISION). Add
1731 -DREVISION=$(REVISION_s).
1733 * version.c (version_string): Add REVISION.
1735 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1737 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1738 of GOTO that's relocated to a different block.
1740 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1742 * c-common.c (const_strip_array_types): New.
1743 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1744 (const_strip_array_types): New.
1745 * c-objc-common.c (c_disregard_inline_limits,
1746 c_warn_unused_global_decl): Constify.
1747 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1748 c_vla_type_p, c_incomplete_type_error): Likewise.
1749 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1750 * hooks.c (hook_bool_const_tree_false): New.
1751 * hooks.h (hook_bool_const_tree_false): Likewise.
1752 * langhooks-def.h (lhd_warn_unused_global_decl,
1753 lhd_incomplete_type_error, lhd_expr_size,
1754 lhd_tree_inlining_disregard_inline_limits,
1755 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1756 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1757 * langhooks.c (lhd_warn_unused_global_decl,
1758 lhd_incomplete_type_error,
1759 lhd_tree_inlining_disregard_inline_limits,
1760 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1761 lhd_expr_size): Likewise.
1762 * langhooks.h (lang_hooks_for_tree_inlining,
1763 lang_hooks_for_tree_dump, lang_hooks_for_types,
1764 lang_hooks_for_decls, lang_hooks): Likewise.
1765 * pointer-set.c (pointer_set_t, pointer_set_create,
1766 pointer_set_contains, insert_aux, pointer_set_insert,
1767 pointer_set_traverse, pointer_map_t, pointer_map_create,
1768 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1770 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1771 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1772 pointer_map_traverse): Likewise.
1773 * predict.c (assert_is_empty): Likewise.
1774 * tree-affine.c (free_name_expansion): Likewise.
1775 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1776 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1777 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1779 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1781 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1783 (destroy_loop_vec_info): Add call to VEC_free.
1784 * tree-vectorizer.h (may_alias_ddrs): Define.
1785 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1786 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1787 Change reporting to dump.
1788 (vect_is_duplicate_ddr): New.
1789 (vect_mark_for_runtime_alias_test): New.
1790 (vect_analyze_data_ref_dependences) Add call to
1791 vect_mark_for_runtime_alias_test.
1792 (vect_enhance_data_refs_alignment): Define local variable
1793 vect_versioning_for_alias_required, don't perform
1794 peeling for alignment if versioning for alias is
1796 (vect_enhance_data_refs_alignment): Use
1797 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1798 PARAM_VECT_MAX_VERSION_CHECKS.
1799 * tree-vect-transform.c
1800 (vect_create_cond_for_alias_checks): New.
1801 (vect_transform_loop): Add call to
1802 vect_create_cond_for_alias_checks.
1803 (vect_vfa_segment_size): New.
1804 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1806 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1807 * gcc/doc/invoke.texi
1808 (vect-max-version-for-alignment-checks): Document.
1809 (vect-max-version-for-alias-checks): Document.
1810 (vect-max-version-checks): Remove.
1812 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1815 the same line as the instruction for all asm dialects.
1816 (*rep_movsi): Ditto.
1817 (*rep_movsi_rex64): Ditto.
1818 (*rep_movqi): Ditto.
1819 (*rep_movqi_rex64): Ditto.
1820 (*rep_stosdi_rex64): Ditto.
1821 (*rep_stossi): Ditto.
1822 (*rep_stossi_rex64): Ditto.
1823 (*rep_stosqi): Ditto.
1824 (*rep_stosqi_rex64): Ditto.
1825 (*cmpstrnqi_nz_1): Ditto.
1826 (*cmpstrnqi_nz_rex_1): Ditto.
1827 (*cmpstrnqi_1): Ditto.
1828 (*cmpstrnqi_rex_1): Ditto.
1829 (*strlenqi_1): Ditto.
1830 (*strlenqi_rex_1): Ditto.
1831 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1832 prefix on the same line as the instruction for all asm dialects.
1833 (sync_double_compare_and_swap<mode>): Ditto.
1834 (*sync_double_compare_and_swapdi_pic): Ditto.
1835 (*sync_compare_and_swap_cc<mode>): Ditto.
1836 (sync_double_compare_and_swap_cc<mode>): Ditto.
1837 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1838 (sync_old_add<mode>): Ditto.
1839 (sync_add<mode>): Ditto.
1840 (sync_sub<mode>): Ditto.
1841 (sync_ior<mode>): Ditto.
1842 (sync_and<mode>): Ditto.
1843 (sync_xor<mode>): Ditto.
1845 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1848 * reload.c (find_reloads): Check that the memory returned by
1849 find_reloads_toplev was not the result of forcing a constant
1851 (find_reloads_toplev): Always use simplify_gen_subreg to get
1852 the subreg of a constant. If the result is also a constant,
1853 but not a legitimate one, force it into the constant pool
1854 and reload its address.
1856 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1858 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1861 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1863 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1864 directive for the current vector ABI.
1866 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1869 * caller-save.c (reg_save_code): Set invalide status on restore code.
1871 2007-08-15 Diego Novillo <dnovillo@google.com>
1873 * tree-ssa-alias.c (compute_memory_partitions): Use
1874 alias_bitmap_obstack to allocate bitmaps.
1875 (reset_alias_info): Factor out of init_alias_info.
1876 Mark all name tags not associated to an SSA name for renaming.
1877 (init_alias_info): Call it.
1878 (create_name_tags): Tidy. Add comments.
1879 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1881 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1883 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1884 scheduler dependencies.
1886 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1888 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1890 (*iorsi_1_zext): Likewise.
1891 (*iorsi_1_zext_imm): Likewise.
1892 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1893 with "rm"/"xm" constraint.
1894 (sse2_vmsqrtv2df2): Likewise.
1896 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1899 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1902 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1904 * tree-pass.h (PROP_pta): Removed.
1905 (TODO_rebuild_alias): New.
1906 (pass_may_alias): Removed.
1907 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1908 aliasing if we changed something.
1909 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1911 (pass_may_alias): Removed.
1912 (create_structure_vars): Return TODO_rebuild_alias.
1913 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1914 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1916 (tree_sra_early): We never affect aliasing right now.
1917 * tree-flow.h (compute_may_aliases): New prototype.
1918 * passes.c: Remove pass_may_alias from the passes.
1919 (execute_function_todo): Support TODO_rebuild_alias.
1921 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1923 * i386.c: (legitimize_address): Move dllimported variable check
1924 infront of legitimizing pic address of CONST symbols.
1926 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1928 PR tree-optimization/32941
1929 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1930 (goto_queue_cmp): Remove.
1931 (find_goto_replacement): Change search method.
1932 (maybe_record_in_goto_queue): Add assert.
1933 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1934 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1936 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1938 * alias.c (component_uses_parent_alias_set): Constify.
1939 * alias.h (component_uses_parent_alias_set): Likewise.
1940 * cfgrtl.c (print_rtl_with_bb): Likewise.
1941 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1942 mpz_get_double_int): Likewise.
1943 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1944 mpz_get_double_int): Likewise.
1945 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1946 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1948 * expr.h (safe_from_p): Likewise.
1949 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1951 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1952 zero_sized_type, goa_lhs_expr_p): Likewise.
1953 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1954 * rtl.h (print_rtl_with_bb): Likewise.
1955 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1956 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1957 * tree-flow-inline.h (bb_stmt_list): Constify.
1958 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1960 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1961 const_first_stmt, const_last_stmt): New.
1962 (block_may_fallthru, empty_block_p): Constify.
1963 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1964 EXPR_ONLY_BODY): New.
1965 (expr_first, expr_last, expr_only): Use macro for body.
1966 (const_expr_first, const_expr_last, const_expr_only): New.
1967 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1968 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1969 ctsi_prev, ctsi_stmt): New.
1970 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1971 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1972 * tree-ssa-loop-niter.c (loop_only_exit_p,
1973 derive_constant_upper_bound): Likewise.
1974 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1975 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1976 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1977 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1978 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1979 * tree.c (get_type_static_bounds): Likewise.
1980 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1981 (get_type_static_bounds): Constify.
1983 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1986 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1987 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1988 (*<addsub><mode>3_cc_overflow): New.
1989 (*add<mode>3_cconly_overflow): New.
1990 (*sub<mode>3_cconly_overflow): New.
1991 (*<addsub>si3_zext_cc_overflow): New.
1992 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1993 CCCmode for LTU, GTU, LEU and GEU.
1994 (ix86_comparison_operator): Likewise.
1995 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1996 * config/i386/i386.c (put_condition_code): Support CCCmode.
1997 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1998 or MINUS expressions.
2000 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2003 * c-typeck.c (build_binary_op): Disallow vector float types with
2004 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2006 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2008 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2009 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2010 (dep_def): New typedef.
2011 (init_dep_1, sd_debug_dep): Declare functions.
2012 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2013 (debug_dep_links): Remove.
2014 (struct _deps_list): New field 'n_links'.
2015 (DEPS_LIST_N_LINKS): New macro.
2016 (FOR_EACH_DEP_LINK): Remove.
2017 (create_deps_list, free_deps_list, delete_deps_list): Remove
2019 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2020 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2021 (copy_deps_list_change_con, move_dep_link): Ditto.
2022 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2023 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2025 (INSN_BACK_DEPS): Remove.
2026 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2028 (INSN_DEP_COUNT): Remove.
2029 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2030 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2031 Declare global variables.
2032 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2033 (add_forw_dep, compute_forward_dependences): Remove declarations.
2034 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2035 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2036 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2038 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2040 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2041 (sd_list_types_def): New typedef.
2042 (sd_next_list): Declare function.
2043 (struct _sd_iterator): New type.
2044 (sd_iterator_def): New typedef.
2045 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2047 (FOR_EACH_DEP): New cycle wrapper.
2048 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2050 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2051 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2054 * sched-deps.c (init_dep_1): Make global.
2055 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2057 (dump_dep): New static function.
2058 (dump_dep_flags): New static variable.
2059 (sd_debug_dep): New function.
2060 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2062 (move_dep_link): Use remove_from_deps_list (), instead of
2064 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2065 (dep_link_is_detached_p): New static function.
2066 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2068 (dn_pool, dl_pool): New alloc_pools.
2069 (dn_pool_diff, dl_pool_diff): New static variables.
2070 (create_dep_node, delete_dep_node): New static function.
2071 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2072 (deps_list_empty_p): Make it static. Use 'n_links' field.
2073 (deps_pools_are_empty_p): New static function.
2074 (alloc_deps_list, delete_deps_list): Remove.
2075 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2076 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2077 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2078 (forward_dependency_cache): Remove.
2079 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2080 'back' from the names. Change signature to use dep_t instead of
2082 (add_back_dep): Ditto. Make global.
2083 (check_dep_status): Rename to check_dep ().
2084 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2086 (sd_finish_insn): Ditto.
2087 (sd_find_dep_between_no_cache): New static function.
2088 (sd_find_dep_between): New function.
2089 (ask_dependency_caches, set_dependency_caches): New static functions.
2090 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2091 (add_or_update_dep_1): Separate pieces of functionality into
2092 ask_dependency_caches (), update_dependency_caches (),
2093 change_spec_dep_to_hard (), update_dep ().
2094 (get_back_and_forw_lists): New static function.
2095 (sd_add_dep): Separate setting of dependency caches into
2096 set_dependency_caches ().
2097 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2099 (sd_delete_dep): Ditto.
2100 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2101 (dump_lists): New static function.
2102 (sd_debug_lists): New debug function.
2103 (delete_all_dependences, fixup_sched_groups): Update to use
2104 sd_* infrastructure.
2105 (sched_analyze_2): Create data-speculative dependency only if
2106 data-speculation is enabled.
2107 (sched_analyze_insn): If insn cannot be speculative, make all its
2108 dependencies non-speculative.
2109 (sched_analyze): Use sd_init_insn ().
2110 (add_forw_dep, compute_forward_dependencies): Remove.
2111 (delete_dep_nodes_in_back_deps): New static function.
2112 (sched_free_deps): New function.
2113 (init_dependency_caches): Init alloc_pools.
2114 (extend_depedency_caches): Update after removing of
2115 forward_dependency_cache.
2116 (free_dependency_caches): Ditto. Free alloc_pools.
2117 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2118 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2120 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2121 (add_dependence): Use init_dep ().
2122 (get_dep_weak_1): New static function.
2123 (get_dep_weak): Move logic to get_dep_weak_1 ().
2124 (dump_ds): New static function moved from haifa-sched.c:
2125 debug_spec_status ().
2126 (debug_ds): New debug function.
2127 (check_dep_status): Rename to check_dep (). Update to check whole
2130 * haifa-sched.c (spec_info): Make global.
2131 (added_recovery_block_p): Rename to
2132 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2133 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2134 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2135 to use new interfaces.
2136 (ok_for_early_queue_removal): Ditto.
2137 (schedule_block): Initialize logical uids of insns emitted by the
2139 (sched_init): Initialize new variable.
2140 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2142 (extend_global): Initialize insn data.
2143 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2144 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2146 (add_to_speculative_block): Update to use new interfaces.
2147 (create_recovery_block): Set new variables.
2148 (create_check_block_twin, fix_recovery_deps): Update to use new
2150 (sched_insn_is_legitimate_for_speculation_p): New function.
2151 (speculate_insn): Move checking logic to
2152 sched_insn_is_legitimate_for_speculation_p ().
2153 (sched_remove_insn): Finalize sched-deps information of instruction.
2154 (clear_priorities, add_jump_dependencies): Update to use new
2156 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2158 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2159 to use new interfaces.
2160 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2161 (new_ready): Try to use control speculation only if it is available.
2162 (add_branch_dependences): Update to use new interfaces.
2163 (compute_block_backward_dependences): Rename to
2164 compute_block_dependences (). Call
2165 targetm.sched.dependencies_evaluation_hook ().
2166 (free_block_dependencies): New static function.
2167 (debug_dependencies): Update to use new interfaces.
2168 (schedule_region): Remove separate computation of forward dependencies.
2169 Move call of targetm.sched.dependencies_evaluation_hook () to
2170 compute_block_dependences (). Free dependencies at the end of
2171 scheduling the region.
2173 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2175 (add_deps_for_risky_insns): Ditto.
2176 (schedule_ebb): Remove separate computation of forward dependencies.
2177 Free dependencies at the end of scheduling the ebb.
2179 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2180 (build_intra_loop_deps): Ditto. Remove separate computation of
2181 forward dependencies. Free sched-deps dependencies.
2183 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2184 to use new interfaces.
2185 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2187 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2189 (is_costly_group): Ditto.
2191 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2193 * alias.c (rtx_equal_for_memref_p): Constify.
2194 * basic-block.h (const_edge, const_basic_block): New.
2195 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2196 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2197 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2198 probably_never_executed_bb_p, edge_probability_reliable_p,
2199 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2200 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2202 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2203 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2205 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2206 flow_nodes_print, dfs_enumerate_from): Likewise.
2207 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2208 control_flow_insn_p, count_basic_blocks): Likewise.
2209 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2210 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2211 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2212 average_num_loop_insns, loop_exit_edge_p,
2213 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2214 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2215 average_num_loop_insns, seq_cost): Likewise.
2216 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2217 * dominance.c (dominated_by_p): Likewise.
2218 * emit-rtl.c (validate_subreg): Likewise.
2219 * except.c (can_throw_internal, can_throw_external): Likewise.
2220 * except.h (can_throw_internal, can_throw_external): Likewise.
2221 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2222 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2223 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2224 simple_mem, store_ops_ok, load_kills_store, find_loads,
2225 store_killed_in_insn, store_killed_after, store_killed_before,
2226 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2228 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2229 noce_mem_write_may_trap_or_fault_p): Likewise.
2230 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2232 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2234 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2235 probably_cold_bb_p, probably_never_executed_bb_p,
2236 edge_probability_reliable_p, br_prob_note_reliable_p,
2237 can_predict_insn_p): Likewise.
2238 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2239 * resource.c (return_insn_p): Likewise.
2240 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2242 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2243 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2244 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2245 verify_gimple_modify_stmt): Likewise.
2246 * tree-chrec.c (is_not_constant_evolution,
2247 is_multivariate_chrec_rec, is_multivariate_chrec,
2248 chrec_contains_symbols, chrec_contains_undetermined,
2249 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2250 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2251 eq_evolutions_p, scev_direction): Likewise.
2252 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2253 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2254 chrec_contains_symbols_defined_in_loop,
2255 chrec_contains_undetermined, tree_contains_chrecs,
2256 evolution_function_is_affine_multivariate_p,
2257 evolution_function_is_univariate_p, chrec_zerop,
2258 evolution_function_is_constant_p, evolution_function_is_affine_p,
2259 evolution_function_is_affine_or_constant_p,
2260 tree_does_not_contain_chrecs, chrec_type): Likewise.
2261 * tree-data-ref.c (tree_fold_divides_p,
2262 object_address_invariant_in_loop_p, dr_may_alias_p,
2263 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2264 same_access_functions, constant_access_functions,
2265 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2267 * tree-flow.h (scev_direction): Likewise.
2268 * tree-gimple.c (is_gimple_stmt): Likewise.
2269 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2271 * tree-pretty-print.c (op_prio): Likewise.
2272 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2273 analyzable_condition, backedge_phi_arg_p): Likewise.
2274 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2275 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2276 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2279 2007-08-13 Dan Hipschman <dsh@google.com>
2282 * c-format.c (check_format_arg): Move check for zero-length
2283 format strings below the check for unterminated strings.
2285 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2288 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2291 2007-08-13 Nick Clifton <nickc@redhat.com>
2293 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2295 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2298 * c-format.c (gcc_gfc_length_specs): New array.
2299 (gcc_gfc_char_table): Add unsigned specifier, and references to
2300 the l length modifier.
2301 (format_types_orig): Use the new gcc_gfc_length_specs.
2303 2007-08-12 Sa Liu <saliu@de.ibm.com>
2305 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2306 and with REG_RETVAL note after split.
2308 2007-08-11 David Daney <ddaney@avtrex.com>
2310 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2311 as ATTRIBUTE_UNUSED.
2313 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2314 Segher Boessenkool <segher@kernel.crashing.org>
2316 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2317 HAVE_LOCAL_CPU_DETECT not defined.
2319 2007-08-11 Jan Hubicka <jh@suse.cz>
2321 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2322 (cgraph_process_new_functions): Honor previous value of
2323 disregard_inline_limits.
2324 * ipa-inline.c (compute_inline_parameters): Likewise.
2326 2007-08-11 Ian Lance Taylor <iant@google.com>
2328 * alias.h (alias_set_type): Define new type.
2329 (ALIAS_SET_MEMORY_BARRIER): Use it.
2330 * rtl.h: Include alias.h.
2331 (struct mem_attrs): Use alias_set_type.
2332 * tree.h: Include alias.h
2333 (struct tree_type): Use alias_set_type.
2334 (struct tree_struct_field_tag): Likewise.
2335 (struct tree_decl_common): Likewise.
2336 * alias.c (struct alias_set_entry): Use alias_set_type.
2337 (get_alias_set_entry, alias_set_subset_of): Likewise.
2338 (alias_sets_conflict_p): Likewise.
2339 (alias_sets_must_conflict_p): Likewise.
2340 (objects_must_conflict_p): Likewise.
2341 (get_alias_set, new_alias_set): Likewise.
2342 (record_alias_subset, record_component_aliases): Likewise.
2343 (varargs_set, frame_set): Change to alias_set_type.
2344 (get_varargs_alias_set): Use alias_set_type.
2345 (get_frame_alias_set): Likewise.
2346 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2347 * dse.c (struct store_info): Use alias_set_type.
2348 (struct read_info, struct clear_alias_mode_holder): Likewise.
2349 (clear_alias_set_lookup, canon_address): Likewise.
2350 (record_store, check_mem_read_rtx): Likewise.
2351 (dse_record_singleton_alias_set): Likewise.
2352 (dse_invalidate_singleton_alias_set): Likewise.
2353 * emit-rtl.c (get_mem_attrs): Likewise.
2354 (set_mem_attributes_minus_bitpos): Likewise.
2355 (set_mem_alias_set): Likewise.
2356 * expr.c (store_constructor_field, store_field): Likewise.
2357 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2358 * langhooks.c (lhd_get_alias_set): Likewise.
2359 * langhooks-def.h (lhd_get_alias_set): Likewise.
2360 * reload1.c (alter_reg): Likewise.
2361 * tree-flow.h (struct fieldoff): Likewise.
2362 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2363 (may_alias_p, get_smt_for, create_sft): Likewise.
2364 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2365 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2366 (merge_smts_into): Likewise.
2367 * varasm.c (const_alias_set): Likewise.
2368 * c-common.c (strict_aliasing_warning): Likewise.
2369 (c_common_get_alias_set): Likewise.
2370 * dse.h (dse_record_singleton_alias_set): Update declaration.
2371 (dse_invalidate_singleton_alias_set): Likewise.
2372 * emit-rtl.h (set_mem_alias_set): Likewise.
2373 * c-common.h (c_common_get_alias_set): Likewise.
2374 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2375 * print-tree.c (print_node): Likewise.
2376 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2378 (alpha_setup_incoming_varargs): Use alias_set_type.
2379 * config/i386/i386.c (setup_incoming_varargs_64): Use
2381 (setup_incoming_varargs_ms_64): Likewise.
2382 (ix86_GOT_alias_set): Likewise.
2383 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2384 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2385 (set): Change to alias_set_type.
2386 (get_TOC_alias_set): Use alias_set_type.
2387 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2389 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2390 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2392 (struct_value_alias_set): Likewise.
2393 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2395 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2397 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2398 * config/vxworks.h (TARGET_VXWORKS): Override.
2399 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2400 "mips" if TARGET_VXWORKS.
2402 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2404 * calls.c (avoid_likely_spilled_reg): New function.
2405 (expand_call): Use it.
2407 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2409 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2411 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2413 * config/mips/predicates.md (const_call_insn_operand): Invoke
2414 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2416 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2419 * config/rs6000/driver-rs6000.c: Include link.h.
2420 Use ElfW instead of wordsize-specif typedef.
2422 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * system.h (CONST_CAST): New.
2425 * c-decl.c (c_make_fname_decl): Use it.
2426 * c-lex.c (cb_ident, lex_string): Likewise.
2427 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2428 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2429 give_switch, set_multilib_dir): Likewise.
2430 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2431 * passes.c (execute_one_pass): Likewise.
2432 * prefix.c (update_path): Likewise.
2433 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2434 * tree.c (build_string): Likewise.
2436 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2438 * tree-flow-inline.h (is_exec_stmt): Remove.
2439 (is_label_stmt): Remove.
2440 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2443 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2445 * lower-subreg.c (resolve_shift_zext): Don't adjust
2446 src_reg_num for wordmode operands.
2448 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2449 David Ung <davidu@mips.com>
2451 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2452 (TARGET_SCHED_REORDER2): Define.
2453 (mips_maybe_swap_ready): New.
2454 (mips_last_74k_agen_insn): New.
2455 (mips_74k_agen_init): New.
2456 (mips_74k_agen_reorder): New function to group loads and stores
2458 (mips_sched_init): New.
2459 (mips_sched_reorder): Don't do initialization here. Call
2460 mips_74k_agen_reorder.
2461 (mips_variable_issue): Call mips_74k_agen_init.
2463 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2465 * tree-flow-inline.h (get_filename): Remove.
2467 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2469 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2471 (mips_fetch_insns): Delete in favor of...
2472 (mips_load_store_insns): ...this new function.
2473 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2474 to say whether multiword moves _might_ be split.
2475 (mips_fetch_insns): Delete in favor of...
2476 (mips_load_store_insns): ...this new function.
2477 (mips_rtx_costs): Update the call to mips_address_insns.
2478 (mips_address_cost): Likewise.
2479 * config/mips/mips.md (length): Use mips_load_store_insns instead
2480 of mips_fetch_insns.
2481 * config/mips/constraints.md (R): Use mips_address_insns rather
2482 than mips_fetch_insns. Assume that the move never needs to be split.
2484 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2486 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2487 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2488 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2489 * config/mips/mips.h (mips16_hard_float): Delete.
2490 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2491 definitions, and replace with....
2492 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2493 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2494 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2495 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2496 (override_options): Replace MASK_SOFT_FLOAT references with
2497 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2498 and mips16_hard_float when TARGET_MIPS16.
2500 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2503 * c-typeck.c (build_binary_op): Check for non pointer types before
2504 calling int_fits_type_p.
2506 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2509 * fold-const.c (omit_one_operand): Return only the ommitted expression
2510 if the result is an empty statement.
2511 (pedantic_omit_one_operand): Likewise.
2513 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2515 * c-typeck.c (readonly_error): Improve error for assignment.
2517 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2519 (pp_c_expression): Ditto.
2521 2007-08-09 Simon Baldwin <simonb@google.com>
2523 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2524 break that was preventing simplify_associative_operation() for xor.
2526 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2527 Nigel Stephens <nigel@mips.com>
2529 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2530 Document change in interpretation of value from boolean to
2532 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2533 ffs and ctz using clz.
2534 (expand_unop): Call them.
2535 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2537 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2538 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2539 enable the new ffs expansion on this target.
2541 2007-08-09 Jan Hubicka <jh@suse.cz>
2543 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2544 (expand_ternary_op): Likewise.
2545 (expand_vec_shift_expr): Likewise.
2546 (expand_binop_directly): Likewise.
2547 (expand_binop): Likewise.
2548 (sign_expand_binop): Likewise.
2549 (expand_twoval_unop): Likewise.
2550 (expand_twoval_binop): Likewise.
2551 (expand_twoval_binop_libfunc): Likewise.
2552 (widen_clz): Likewise.
2553 (widen_bswap): Likewise.
2554 (expand_parity): Likewise.
2555 (expand_unop): Likewise.
2556 (expand_abs_nojump): Likewise.
2557 (expand_copysign): Likewise.
2558 (emit_no_conflict_block): Likewise.
2559 (emit_libcall_block): Likewise.
2560 (can_compare_p): Likewise.
2561 (prepare_cmp_insn): Likewise.
2562 (emit_cmp_and_jump_insn_1): Likewise.
2563 (prepare_float_lib_cmp): Likewise.
2564 (emit_conditional_add): Likewise.
2565 (gen_add2_insn): Likewise.
2566 (have_add2_insn): Likewise.
2567 (gen_sub2_insn): Likewise.
2568 (have_sub2_insn): Likewise.
2569 (can_extend_p): Likewise.
2570 (can_fix_p): Likewise.
2571 (can_float_p): Likewise.
2572 (expand_float): Likewise.
2573 (expand_fix): Likewise.
2574 (expand_sfix_optab): Likewise.
2575 (new_optab): Likewise.
2576 (new_convert_optab): Likewise.
2577 (init_libfuncs): Likewise.
2578 (init_interclass_conv_libfuncs): Likewise.
2579 (init_intraclass_conv_libfuncs): Likewise.
2580 (set_conv_libfunc): Likewise.
2581 (init_optabs): Likewise.
2582 (debug_optab_libfuncs): Likewise.
2583 (gen_cond_trap): Likewise.
2584 * optabs.h (optab_handler, convert_optab_hanlder): New.
2585 * genopinit.c: Update optabs generation table.
2586 * reload.c (find_reloads_address_1): Use optabs accestors.
2587 * builtins.c (expand_builtin_mathfn): Likewise.
2588 (expand_builtin_mathfn_2): Likewise.
2589 (expand_builtin_mathfn_3): Likewise.
2590 (expand_builtin_interclass_mathfn): Likewise.
2591 (expand_builtin_sincos): Likewise.
2592 (expand_builtin_cexpi): Likewise.
2593 (expand_builtin_powi): Likewise.
2594 (expand_builtin_strlen): Likewise.
2595 * dojump.c (do_jump): Likewise.
2596 * expr.c (convert_move): Likewise.
2597 (move_by_pieces): Likewise.
2598 (move_by_pieces_ninsns): Likewise.
2599 (can_store_by_pieces): Likewise.
2600 (store_by_pieces_1): Likewise.
2601 (emit_move_via_integer): Likewise.
2602 (emit_move_complex): Likewise.
2603 (emit_move_ccmode): Likewise.
2604 (emit_move_insn_1): Likewise.
2605 (emit_single_push_insn): Likewise.
2606 (store_constructor): Likewise.
2607 (expand_expr_real_1): Likewise.
2608 (do_store_flag): Likewise.
2609 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2610 (enumerate_modes): Likewise.
2611 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2612 (supportable_widening_operation): Likewise.
2613 (supportable_narrowing_operation): Likewise.
2614 * expmed.c (store_bit_field_1): Likewise.
2615 (extract_bit_field_1): Likewise.
2616 (expand_mult_highpart_optab): Likewise.
2617 (expand_smod_pow2): Likewise.
2618 (expand_divmod): Likewise.
2619 (emit_store_flag): Likewise.
2620 * tree-vect-patterns.c
2621 (vect_pattern_recog_1): Likewise.
2622 * tree-ssa-loop-prefetch.c
2623 (nontemporal_store_p): Likewise.
2624 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2625 (vect_create_epilog_for_reduction): Likewise.
2626 (vectorizable_reduction): Likewise.
2627 (vectorizable_operation): Likewise.
2628 (vect_strided_store_supported): Likewise.
2629 (vectorizable_store): Likewise.
2630 (vect_strided_load_supported): Likewise.
2631 (vectorizable_load): Likewise.
2632 * combine.c (simplify_comparison): Likewise.
2633 * tree-vect-generic.c
2634 (type_for_widest_vector_mode): Likewise.
2635 (expand_vector_operations_1): Likewise.
2636 * config/spu/spu.c (spu_expand_mov): Likewise.
2637 (spu_emit_vector_compare): Likewise.
2638 * config/rs6000/rs6000.c
2639 (rs6000_emit_vector_compare): Likewise.
2640 * stmt.c (add_case_node): Likewise.
2641 * reload1.c (gen_reload):
2643 2007-08-09 Michael Matz <matz@suse.de>
2645 * tree.h (fixed_zerop): Declare as taking a const_tree.
2646 * tree.c (fixed_zerop): Take a const_tree.
2648 2007-08-09 Ira Rosen <irar@il.ibm.com>
2650 * tree-vect-transform.c (vectorizable_store): Remove call to
2651 copy_virtual_operands() and call mark_symbols_for_renaming() for
2652 the created vector store.
2653 (vect_setup_realignment): Don't call copy_virtual_operands() and
2654 update_vuses_to_preheader().
2655 (vectorizable_load): Don't call copy_virtual_operands().
2656 (update_vuses_to_preheader): Remove.
2658 2007-08-08 Chao-ying Fu <fu@mips.com>
2660 * tree.def (FIXED_POINT_TYPE): New type.
2661 (FIXED_CST): New constant.
2662 (FIXED_CONVERT_EXPR): New expr.
2663 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2664 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2665 * tree.h (struct tree_base): Add saturating_flag.
2666 Remove one bit of spare for saturating_flag.
2667 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2668 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2669 FIXED_POINT_TYPE_P): Define.
2670 (TYPE_SATURATING): Define.
2671 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2672 (struct tree_fixed_cst): New.
2673 (TYPE_IBIT, TYPE_FBIT): Define.
2674 (tree_node): Add fixed_cst.
2675 (enum tree_index): Add new enumeration values of
2676 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2677 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2678 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2679 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2680 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2681 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2682 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2683 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2684 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2685 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2686 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2687 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2688 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2689 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2690 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2691 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2692 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2693 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2694 (sat_short_fract_type_node, sat_fract_type_node,
2695 sat_long_fract_type_node, sat_long_long_fract_type_node,
2696 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2697 sat_unsigned_long_fract_type_node,
2698 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2699 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2700 unsigned_short_fract_type_node, unsigned_fract_type_node,
2701 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2702 sat_short_accum_type_node, sat_accum_type_node,
2703 sat_long_accum_type_node, sat_long_long_accum_type_node,
2704 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2705 sat_unsigned_long_accum_type_node,
2706 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2707 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2708 unsigned_short_accum_type_node, unsigned_accum_type_node,
2709 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2710 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2711 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2712 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2713 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2714 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2715 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2716 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2717 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2718 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2719 sat_uda_type_node, sat_uta_type_node): New macro.
2720 (make_fract_type, make_accum_type): Declare.
2721 (make_signed_fract_type, make_unsigned_fract_type,
2722 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2723 make_signed_accum_type, make_unsigned_accum_type,
2724 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2725 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2726 make_or_reuse_sat_signed_fract_type,
2727 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2728 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2729 make_or_reuse_sat_unsigned_accum_type): New macro.
2730 (fixed_zerop): Declare.
2731 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2732 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2733 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2734 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2735 * treestruct.def: Add TS_FIXED_CST.
2736 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2738 (tree-dump.o): Likewise.
2739 (print-tree.o): Likewise.
2740 (tree-pretty-print.o): Likewise.
2741 (fold-const.o): Likewise.
2742 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2743 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2744 (is_gimple_min_invariant): Handle FIXED_CST.
2745 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2746 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2747 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2748 (layout_type): Handle FIXED_POINT_TYPE.
2749 (make_fract_type, make_accum_type): New functions.
2750 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2751 * tree-dump.c (fixed-value.h): New include.
2752 (dump_fixed): New function.
2753 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2754 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2755 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2756 * tree-pretty-print.c (fixed-value.h): New include.
2757 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2759 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2760 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2761 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2762 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2763 for non-saturating fixed-point types.
2764 (reassociate_bb): Likewise.
2765 * emit-rtl.c (fixed-value.h): New include.
2766 (fconst0, fconst1): New array.
2767 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2768 * tree-vect-generic.c expand_vector_operation): Support
2769 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2771 (type_for_widest_vector_mode): Add one parameter for the
2773 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2775 Pass the satp parameter to type_for_mode for fixed-point types.
2776 (expand_vector_operations_1): Pass the saturating flag to
2777 type_for_widest_vector_mode.
2778 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2779 and MODE_VECTOR_UACCUM.
2780 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2781 (vectorizable_condition): Likewise.
2782 * tree.c (fixed-value.h): New include.
2783 (tree_code_size): Support FIXED_CST.
2784 (build_fixed): New function.
2785 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2786 (fixed_zerop): New function.
2787 (tree_node_structure): Support FIXED_CST.
2788 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2789 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2790 (type_hash_eq): Handle FIXED_POINT_TYPE.
2791 (simple_cst_equal): Support FIXED_CST.
2792 (iterative_hash_expr): Handle FIXED_CST.
2793 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2794 (get_narrower): Likewise.
2795 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2796 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2797 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2798 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2800 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2801 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2802 (initializer_zerop): Support FIXED_CST.
2803 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2804 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2805 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2806 (is_base_type): Handle FIXED_POINT_TYPE.
2807 (add_type_attribute): Handle FIXED_POINT_TYPE.
2808 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2809 * print-tree.c (fixed-value.h): New include.
2810 (print_node_brief): Support FIXED_CST.
2811 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2812 * c-pretty-print.c (fixed-value.h): New include.
2813 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2814 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2815 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2816 Support fixed-point types for inner items in VECTOR_TYPE.
2817 (pp_c_direct_declarator): Likewise.
2818 (pp_c_declarator): Likewise.
2819 (pp_c_fixed_constant): New function.
2820 (pp_c_constant): Handle FIXED_CST.
2821 (pp_c_primary_expression): Likewise.
2822 (pp_c_expression): Likewise.
2823 * fold-const.c (fixed-value.h): New include.
2824 (negate_expr_p): Return true for FIXED_CST.
2825 (fold_negate_expr): Support FIXED_CST.
2826 (split_tree): Support FIXED_CST.
2827 (const_binop): Support FIXED_CST.
2828 (fold_convert_const_int_from_fixed): New function to convert from
2830 (fold_convert_const_real_from_fixed): New function to convert from
2832 (fold_convert_const_fixed_from_fixed): New function to convert from
2833 fixed to another fixed.
2834 (fold_convert_const_fixed_from_int): New function to convert from
2836 (fold_convert_const_fixed_from_real): New function to convert from
2838 (fold_convert_const): Support conversions from fixed to int, from
2839 fixed to real, from fixed to fixed, from int to fixed, and from real
2841 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2842 (operand_equal_p): Support FIXED_CST.
2843 (make_range): For fixed-point modes, we need to pass the
2844 saturating flag as the 2nd parameter.
2845 (tree_swap_operands_p): Handle FIXED_CST.
2846 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2848 (fold_unary): Support FIXED_CONVERT_EXPR.
2849 (fold_binary): Handle FIXED_CST.
2850 Make sure the type is not saturating, before associating operations.
2851 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2852 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2853 (fold_negate_const): Support FIXED_CST.
2854 (fold_relational_const): Support FIXED_CST.
2855 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2856 (gimplify_expr): Handle FIXED_CST.
2857 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2858 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2859 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2860 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2861 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2862 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2863 LONG_LONG_ACCUM_TYPE_SIZE.
2864 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2865 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2866 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2867 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2868 MODE_ACCUM, and MODE_UACCUM.
2869 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2870 fixed-point types to disable reduction.
2871 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2873 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2875 * config/rs6000/x-rs6000: New file.
2876 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2877 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2878 (EXTRA_SPEC_FUNCTIONS): Define.
2879 (HAVE_LOCAL_CPU_DETECT): Define.
2880 (CC1_CPU_SPEC): Define.
2881 * config/rs6000/driver-rs6000.c: New file.
2882 * config/rs6000/aix.h (CC1_SPEC): Define.
2883 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2884 * config.host: Add x-rs6000 to host_xmake_file if host and target
2885 are rs6000 or powerpc.
2887 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2889 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2891 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2892 Sandra Loosemore <sandra@codesourcery.com>
2893 Chao-ying Fu <fu@mips.com>
2894 Nigel Stephens <nigel@mips.com>
2895 David Ung <davidu@mips.com>
2897 * doc/invoke.texi (-mcode-readable): Document.
2898 * config/mips/mips.opt (mcode-readable): New option.
2899 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2900 * config/mips/mips.h (mips_code_readable_setting): New enum.
2901 (mips_code_readable): Declare.
2902 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2903 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2904 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2905 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2906 boiler-plate comments.
2907 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2908 * config/mips/mips.c (mips_code_readable): New variable.
2909 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2910 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2911 context and -mcode-readable setting to restrict the use of
2912 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2913 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2914 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2915 (mips_blocks_for_constant_p): Only return false for
2916 TARGET_MIPS16_PCREL_LOADS.
2917 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2918 for MIPS16. Handle SYMBOL_32_HIGH.
2919 (mips_const_insns): Allow HIGHs for MIPS16 too.
2920 (mips_unspec_address_offset): New function, split out from...
2921 (mips_unspec_address): ...here.
2922 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2923 16-bit symbolic constants. Assert approropiate conditions for
2924 using the "la" and "dla" macros.
2925 (mips_handle_option): Handle -mcode-readable=.
2926 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2927 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2928 (mips_strip_unspec_address): New function, split out from...
2929 (print_operand_reloc): ...here.
2930 (print_operand): Pass constants through mips_strip_unspec_address.
2931 (print_operand_address): Likewise.
2932 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2933 (mips_select_rtx_section): Remove MIPS16 handling.
2934 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2935 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2936 (mips16_lay_out_constants): Do nothing unless
2937 TARGET_MIPS16_PCREL_LOADS.
2938 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2939 * config/mips/mips.md: Split HIGHs for MIPS16.
2940 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2942 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2944 * config/mips/mips-protos.h (mips_emit_move): Declare.
2945 * config/mips/mips.c (mips_emit_move): New function.
2946 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2947 (mips_legitimize_const_move): Likewise.
2948 (mips_legitimize_move): Likewise.
2949 (mips_split_64bit_move): Likewise.
2950 (mips_restore_gp): Likewise.
2951 (mips_load_call_address): Likewise.
2952 (mips_emit_fcc_reload): Likewise.
2953 (mips_set_return_address): Likewise.
2954 (mips_block_move_straight): Likewise.
2955 (mips_block_move_loop): Likewise.
2956 (mips_setup_incoming_varargs): Likewise.
2957 (mips_save_reg): Likewise.
2958 (mips_expand_prologue): Likewise.
2959 (mips_restore_reg): Likewise.
2960 (mips_expand_epilogue): Likewise.
2961 (mips_output_mi_thunk): Likewise.
2962 (build_mips16_call_stub): Likewise.
2963 (mips_builtin_branch_and_move): Likewise.
2964 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2965 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2966 (fixuns_truncdfdi2): Likewise.
2967 (fixuns_truncsfsi2): Likewise.
2968 (fixuns_truncsfdi2): Likewise.
2969 (loadgp_absolute): Likewise.
2970 (builtin_setjmp_setup): Likewise.
2971 (builtin_longjmp): Likewise.
2972 (untyped_call): Likewise.
2974 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2976 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2977 an "rtx *" argument. Return a bool.
2978 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2979 values and return true if they can be split. Take the same kind of
2980 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2981 and store the lo_sum there if nonnull. Use the symbol type to
2982 determine whether a $gp or HIGH is needed.
2983 (mips_legitimize_address): Update call to mips_split_symbol and
2984 simplify accordingly.
2985 (mips_legitimize_const_move): Likewise.
2986 * config/mips/mips.md: In the combine define_split,
2987 check mips_split_symbol instead of splittable_symbolic_operand.
2988 Update use of mips_split_symbol in the generator code.
2989 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2991 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2993 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2994 (mips_symbol_insns_1): New function, split out from...
2995 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2996 and stores separately from load addresses.
2997 (mips_classify_address): Replace uses of mips_symbolic_address_p
2998 with uses of mips_symbol_insns.
2999 (mips_address_insns): Update calls to mips_symbol_insns.
3000 (mips_const_insns): Likewise.
3001 (mips_legitimize_address): Likewise.
3003 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3005 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3006 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3007 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3008 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3009 non-call contexts if TARGET_MIPS16.
3010 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3011 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3012 code for SYMBOL_ABSOLUTE.
3013 (mips_symbol_insns): Likewise.
3015 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3017 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3018 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3019 (mips_symbolic_constant_p): Likewise. Update the call to
3020 mips_classify_symbol.
3021 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3022 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3023 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3024 (print_operand_reloc): Add a context argument. Update the call to
3025 mips_symbolic_constant_p.
3026 (print_operand): Update the calls to print_operand_reloc.
3027 (print_operand_address): Use print_operand_reloc rather than
3029 (mips_rewrite_small_data_p): Add a context argument. Update the call
3030 to mips_symbolic_constant_p.
3031 (mips_small_data_pattern_1): Make DATA the containing mem.
3032 Update the call to mips_rewrite_small_data_p.
3033 (mips_rewrite_small_data_1): Likewise.
3034 (mips_use_anchors_for_symbol_p): Update the call to
3035 mips_symbolic_constant_p.
3036 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3037 (splittable_symbolic_operand): Likewise.
3038 (move_operand): Likewise.
3039 (absolute_symbolic_operand): Likewise.
3040 (got_disp_operand): Likewise.
3041 (got_page_ofst_operand): Likewise.
3043 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3045 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3046 (SYMBOL_ABSOLUTE): ...this.
3047 (SYMBOL_SMALL_DATA): Rename to...
3048 (SYMBOL_GP_RELATIVE): ...this.
3049 (SYMBOL_CONSTANT_POOL): Rename to...
3050 (SYMBOL_PC_RELATIVE): ...this.
3051 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3052 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3053 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3054 after above changes.
3055 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3056 (general_symbolic_operand): Rename to...
3057 (absolute_symbolic_operand): ...this.
3058 * config/mips/mips.md: Update after above changes.
3060 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3061 Revital Eres <eres@il.ibm.com>
3063 * ddg.c (print_ddg): Add dump information.
3064 * modulo-sched.c (print_node_sched_params): Add parameter and
3066 (calculate_maxii): Remove function.
3067 (undo_generate_reg_moves): Likewise.
3068 (undo_permute_partial_schedule): Likewise.
3069 (kernel_number_of_cycles): Likewise.
3070 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3071 (sms_schedule): Use it. Remove profitability checks.
3072 (sms_schedule_by_order): Fix order of nodes within the cycle.
3074 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3076 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3077 -profile option, add pie support.
3078 (ENDFILE_SPEC): New spec.
3079 * config/gnu.h (LIB_SPEC): Add -profile option.
3081 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3083 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3084 * config/gnu.h (LIB_SPEC): Likewise.
3086 2007-08-07 Yaz Saito <saito@google.com>
3087 Ian Lance Taylor <iant@google.com>
3089 * common.opt (finstrument-functions-exclude-function-list): New
3091 (finstrument-functions-exclude-file-list): New option.
3092 * opts.c (char_p): Define and DEF_VEC.
3093 (flag_instrument_functions_exclude_functions): New static
3095 (flag_instrument_functions_exclude_files): New static variable.
3096 (add_instrument_functions_exclude_list): New static function.
3097 (flag_instrument_functions_exclude_p): New function.
3098 (common_handle_option): Handle new options.
3099 * flags.h (flag_instrument_functions_exclude_p): Declare.
3100 * gimplify.c (gimplify_function_tree): Call
3101 flag_instrument_functions_exclude_p.
3102 * doc/invoke.texi (Option Summary): Mention new options.
3103 (Code Gen Options): Document new options.
3105 2007-08-07 Ian Lance Taylor <iant@google.com>
3107 PR rtl-optimization/32776
3108 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3109 (resolve_use): Likewise.
3110 (decompose_multiword_subregs): Remove "changed" local variable.
3112 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3114 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3115 * configure: Regenerate.
3116 * config.in: Regenerate.
3117 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3120 2007-08-07 Ian Lance Taylor <iant@google.com>
3122 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3123 note, just delete the insn.
3125 2007-08-07 Andreas Schwab <schwab@suse.de>
3128 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3131 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3133 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3134 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3135 (decompose_multiword_subregs): Use the functions above to decompose
3136 multiword shifts and zero-extends.
3138 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3140 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3141 "assemble" descriptions which were swapped.
3143 2007-08-06 Chao-ying Fu <fu@mips.com>
3145 * fixed-value.h: New file.
3146 * fixed-value.c: New file.
3147 * Makefile.in (OBJS-common): Add fixed-value.o.
3148 (fixed-value.o): New rule.
3149 (GTFILES): Add fixed-value.h.
3150 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3151 to compare a.low and b.low.
3152 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3154 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3155 Daniel Jacobowitz <dan@codesourcery.com>
3158 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3160 (x86_64-*-netbsd*): Likewise.
3161 (x86_64-*-linux*): Likewise.
3162 (x86_64-*-kfreebsd*-gnu): Likewise.
3163 (x86_64-*-knetbsd*-gnu): Likewise.
3164 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3166 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3168 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3169 Add -fno-asynchronous-unwind-tables.
3171 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3172 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3173 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3174 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3175 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3177 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3179 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3180 (TARGET_C_MODE_FOR_SUFFIX): New.
3182 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3184 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3186 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3188 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3190 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3192 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3193 before checking function returns in conditional expressions.
3195 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3198 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3200 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3203 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3204 for INTEGRAL_TYPE_P.
3206 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3208 * configure.ac: Remove --enable-checking=df from default settings.
3209 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3210 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3211 if the parameter is true.
3212 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3213 DF_VERIFY_SCHEDULED flag is true.
3214 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3215 (df_finish_pass): Adjust prototype.
3216 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3219 * see.c (pass_see): Add TODO_df_verify.
3220 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3221 * global.c (rest_of_handle_global_alloc): Schedule verification
3223 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3225 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3226 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3227 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3229 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3230 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3231 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3233 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3234 Revital Eres <eres@il.ibm.com>
3236 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3238 * ddg.c (create_ddg_dependence): Rename to...
3239 (create_ddg_dep_from_intra_loop_link): This. Do not check
3240 for interloop edges. Do not create anti dependence edge when
3241 a true dependence edge exists in the opposite direction and
3242 -fmodulo-sched-allow-regmoves is set.
3243 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3244 (add_cross_iteration_register_deps): Create anti dependence edge
3245 when -fno-modulo-sched-allow-regmoves is set.
3246 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3248 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3250 * config/arm/arm.md (movsi): Add braces.
3252 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3255 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3256 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3259 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3261 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3262 state accessor functions.
3263 * cfgloopmanip.c (remove_path, create_preheaders,
3264 force_single_succ_latches, fix_loop_structure): Ditto.
3265 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3266 tree_duplicate_loop_to_header_edge): Ditto.
3267 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3268 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3270 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3271 cleanup_tree_cfg): Ditto.
3272 * tree-cfg.c (tree_merge_blocks): Ditto.
3273 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3274 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3275 loop_preheader_edge, single_exit): Ditto.
3276 (flow_loops_find): Do not clear loops->state.
3277 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3278 loops_state_clear): New functions.
3280 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3283 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3284 when adding to the base and convert ELT to sizetype instead of type.
3286 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3289 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3290 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3292 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3295 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3296 correct type the negate expression.
3298 2007-08-03 Jan Hubicka <jh@suse.cz>
3300 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3303 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3305 * config/rs6000/rs6000.c (struct processor_cost): Change
3306 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3307 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3309 (rios1_costs, rios2_cost): Correct cache line size.
3310 (rs6000_override_options): Set l2-cache-size parameter.
3312 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3313 Diego Novillo <dnovillo@google.com>
3316 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3317 if the range includes 0.
3319 2007-08-03 Ben Elliston <bje@au.ibm.com>
3321 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3322 mode to unspec expressions to silence a warning from the generator
3325 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3327 * config/ia64/constraints.md ("U"): Make constraint vector only.
3329 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3332 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3333 always_inline attribute on the function decl.
3335 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3338 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3339 if we are compiling with -fPIC.
3341 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3342 Nigel Stephens <nigel@mips.com>
3344 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3345 Define for MIPS32 and MIPS64.
3347 2007-08-02 Nick Clifton <nickc@redhat.com>
3349 * config/host-hpux.c: Change copyright header to refer to version
3350 3 of the GNU General Public License and to point readers at the
3351 COPYING3 file and the FSF's license web page.
3352 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3353 config/alpha/linux.h, config/alpha/alpha.opt,
3354 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3355 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3356 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3357 config/alpha/alpha.h, config/alpha/sync.md,
3358 config/alpha/openbsd.h, config/alpha/alpha.md,
3359 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3360 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3361 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3362 config/alpha/constraints.md, config/alpha/osf.h,
3363 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3364 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3365 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3366 config/frv/frv-asm.h, config/frv/frv-protos.h,
3367 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3368 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3369 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3370 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3371 config/s390/s390.opt, config/s390/s390-modes.def,
3372 config/s390/fixdfdi.h, config/s390/constraints.md,
3373 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3374 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3375 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3376 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3377 config/m32c/prologue.md, config/m32c/m32c.abi,
3378 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3379 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3380 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3381 config/m32c/jump.md, config/m32c/shift.md,
3382 config/m32c/m32c-protos.h, config/libgloss.h,
3383 config/spu/spu-protos.h, config/spu/predicates.md,
3384 config/spu/spu-builtins.h, config/spu/spu.c,
3385 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3386 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3387 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3388 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3389 config/sparc/hypersparc.md, config/sparc/predicates.md,
3390 config/sparc/linux.h, config/sparc/sp64-elf.h,
3391 config/sparc/supersparc.md, config/sparc/cypress.md,
3392 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3393 config/sparc/niagara.md, config/sparc/sparc.md,
3394 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3395 config/sparc/sparc.opt, config/sparc/sync.md,
3396 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3397 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3398 config/sparc/sparc.c, config/sparc/little-endian.opt,
3399 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3400 config/sparc/linux64.h, config/sparc/freebsd.h,
3401 config/sparc/sol2.h, config/sparc/rtemself.h,
3402 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3403 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3404 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3405 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3406 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3407 config/m32r/linux.h, config/m32r/constraints.md,
3408 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3409 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3410 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3411 config/i386/i386.md, config/i386/netware-crt0.c,
3412 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3413 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3414 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3415 config/i386/sol2.h, config/i386/constraints.md,
3416 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3417 config/i386/predicates.md, config/i386/geode.md,
3418 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3419 config/i386/freebsd64.h, config/i386/vxworksae.h,
3420 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3421 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3422 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3423 config/i386/netware.h, config/i386/i386-modes.def,
3424 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3425 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3426 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3427 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3428 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3429 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3430 config/i386/xm-mingw32.h, config/i386/linux64.h,
3431 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3432 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3433 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3434 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3435 config/i386/cygwin2.c, config/i386/i386-protos.h,
3436 config/i386/sync.md, config/i386/openbsd.h,
3437 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3438 config/i386/nto.h, config/i386/biarch64.h,
3439 config/i386/i386-coff.h, config/i386/freebsd.h,
3440 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3441 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3442 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3443 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3444 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3445 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3446 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3447 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3448 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3449 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3450 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3451 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3452 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3453 config/sh/superh64.h, config/sh/rtemself.h,
3454 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3455 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3456 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3457 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3458 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3459 config/avr/predicates.md, config/avr/constraints.md,
3460 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3461 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3462 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3463 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3464 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3465 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3466 config/c4x/predicates.md, config/c4x/c4x.h,
3467 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3468 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3469 config/xtensa/linux.h, config/xtensa/xtensa.h,
3470 config/xtensa/elf.h, config/xtensa/xtensa.md,
3471 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3472 config/xtensa/xtensa-protos.h, config/dbx.h,
3473 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3474 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3475 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3476 config/host-solaris.c, config/fr30/fr30.h,
3477 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3478 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3479 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3480 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3481 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3482 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3483 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3484 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3485 config/cris/predicates.md, config/cris/linux.h,
3486 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3487 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3488 config/cris/aout.opt, config/cris/cris-protos.h,
3489 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3490 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3491 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3492 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3493 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3494 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3495 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3496 config/chorus.h, config/mn10300/mn10300.c,
3497 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3498 config/mn10300/mn10300.h, config/mn10300/linux.h,
3499 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3500 config/mn10300/mn10300.md, config/ia64/predicates.md,
3501 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3502 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3503 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3504 config/ia64/freebsd.h, config/ia64/ia64.md,
3505 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3506 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3507 config/gofast.h, config/rtems.h, config/sol2-10.h,
3508 config/m68k/predicates.md, config/m68k/m68k.md,
3509 config/m68k/linux.h, config/m68k/m68k-modes.def,
3510 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3511 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3512 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3513 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3514 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3515 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3516 config/m68k/constraints.md, config/m68k/rtemself.h,
3517 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3518 config/m68k/uclinux.h, config/rs6000/power4.md,
3519 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3520 config/rs6000/linux.h, config/rs6000/eabi.h,
3521 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3522 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3523 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3524 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3525 config/rs6000/windiss.h, config/rs6000/603.md,
3526 config/rs6000/aix41.h, config/rs6000/cell.md,
3527 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3528 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3529 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3530 config/rs6000/default64.h, config/rs6000/7xx.md,
3531 config/rs6000/darwin.opt, config/rs6000/spe.md,
3532 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3533 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3534 config/rs6000/7450.md, config/rs6000/linux64.h,
3535 config/rs6000/constraints.md, config/rs6000/440.md,
3536 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3537 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3538 config/rs6000/rs6000.h, config/rs6000/power6.md,
3539 config/rs6000/predicates.md, config/rs6000/altivec.md,
3540 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3541 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3542 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3543 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3544 config/rs6000/linux64.opt, config/rs6000/sync.md,
3545 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3546 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3547 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3548 config/rs6000/eabispe.h, config/rs6000/e500.h,
3549 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3550 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3551 config/rs6000/aix.h, config/rs6000/vxworks.h,
3552 config/rs6000/40x.md, config/rs6000/aix51.h,
3553 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3554 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3555 config/arc/arc.h, config/mcore/mcore-elf.h,
3556 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3557 config/mcore/mcore.md, config/mcore/mcore.c,
3558 config/mcore/mcore.opt, config/mcore/mcore.h,
3559 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3560 config/score/predicates.md, config/score/score-version.h,
3561 config/score/score-protos.h, config/score/misc.md,
3562 config/score/elf.h, config/score/score.c, config/score/mac.md,
3563 config/score/score7.md, config/score/score.h,
3564 config/score/score-conv.h, config/score/score-mdaux.c,
3565 config/score/score.md, config/score/score.opt,
3566 config/score/score-modes.def, config/score/score-mdaux.h,
3567 config/score/mul-div.S, config/arm/uclinux-elf.h,
3568 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3569 config/arm/symbian.h, config/arm/linux-elf.h,
3570 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3571 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3572 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3573 config/arm/strongarm-pe.h, config/arm/arm.h,
3574 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3575 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3576 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3577 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3578 config/arm/arm-cores.def, config/arm/arm-protos.h,
3579 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3580 config/arm/wince-pe.h, config/arm/neon.md,
3581 config/arm/constraints.md, config/arm/neon.ml,
3582 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3583 config/arm/arm.opt, config/arm/arm926ejs.md,
3584 config/arm/predicates.md, config/arm/iwmmxt.md,
3585 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3586 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3587 config/arm/neon-testgen.ml, config/arm/arm.md,
3588 config/arm/xscale-coff.h, config/arm/pe.c,
3589 config/arm/arm-generic.md, config/arm/pe.h,
3590 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3591 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3592 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3593 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3594 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3595 config/pa/predicates.md, config/pa/pa64-hpux.h,
3596 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3597 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3598 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3599 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3600 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3601 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3602 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3603 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3604 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3605 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3606 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3607 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3608 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3609 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3610 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3611 config/mips/linux64.h, config/mips/elforion.h,
3612 config/mips/constraints.md, config/mips/generic.md,
3613 config/mips/predicates.md, config/mips/4300.md,
3614 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3615 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3616 config/mips/5k.md, config/mips/vr4120-div.S,
3617 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3618 config/mips/mips-protos.h, config/mips/6000.md,
3619 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3620 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3621 config/mips/mips-modes.def, config/mips/vr.h,
3622 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3623 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3624 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3625 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3626 config/vax/openbsd1.h, config/vax/netbsd.h,
3627 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3628 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3629 config/h8300/rtems.h, config/h8300/predicates.md,
3630 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3631 config/h8300/h8300.md, config/h8300/h8300.opt,
3632 config/h8300/coff.h, config/h8300/h8300-protos.h,
3633 config/v850/v850.md, config/v850/predicates.md,
3634 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3635 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3636 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3637 config/mmix/mmix.h, config/mmix/predicates.md,
3638 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3639 config/mmix/mmix.c, config/mmix/mmix.opt,
3640 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3641 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3642 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3643 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3646 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3648 * emit-rtl.c (reset_used_decls): Rename to...
3649 (set_used_decls): ...this. Set the used flag rather than clearing it.
3650 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3651 DECL_RTLs rather than resetting them.
3653 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3655 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3657 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3659 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3660 argument to find_reloads_address.
3662 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3664 PR tree-optimization/32919
3665 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3666 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3667 (coalesce_ssa_name): Call it.
3669 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3670 David Ung <davidu@mips.com>
3672 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3673 (__mips16_unorddf2, __mips16_floatunsidf): New.
3674 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3676 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3678 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3680 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3681 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3682 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3683 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3684 * omp-low.c (get_ws_args_for, determine_parallel_type,
3685 expand_omp_for_generic, expand_omp_for_static_nochunk,
3686 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3687 Work with more precise CFG.
3688 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3689 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3691 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3692 * gimple-low.c (lower_stmt): Ditto.
3693 * tree-inline.c (estimate_num_insns_1): Ditto.
3694 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3695 (OMP_SECTIONS_SWITCH): New.
3696 * tree-cfgcleanup.c (cleanup_omp_return): New.
3697 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3698 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3699 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3700 (tree_redirect_edge_and_branch): Handle omp constructs.
3702 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3703 with three arguments.
3705 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3707 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3710 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3712 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3713 the loop structures may need fixing.
3714 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3716 (cleanup_tree_cfg_loop): Removed.
3717 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3718 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3719 instead of running cleanup_tree_cfg_loop.
3720 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3721 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3722 (tree_predictive_commoning): Declaration changed.
3723 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3725 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3727 * doc/invoke.texi (l1-cache-size): Update documentation.
3728 (l2-cache-size): Document.
3729 * params.h (L2_CACHE_SIZE): New macro.
3730 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3731 that L1_CACHE_SIZE is in kB now.
3732 (L2_CACHE_SIZE_BYTES): New macro.
3733 (tree_ssa_prefetch_arrays): Show size in kB.
3734 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3735 and l2_cache_size fields.
3736 * config/i386/driver-i386.c (describe_cache): Detect cache size
3738 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3739 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3740 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3741 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3742 (override_options): Set l1-cache-size and l2-cache-size to default
3743 values if not specified otherwise.
3744 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3745 (PARAM_L2_CACHE_SIZE): New.
3747 2007-08-01 Nigel Stephens <nigel@mips.com>
3748 David Ung <davidu@mips.com>
3749 Thiemo Seufer <ths@mips.com>
3750 Chris Dearman <chris@mips.com>
3751 Richard Sandiford <richard@codesourcery.com>
3753 * config.gcc (mips*-sde-elf*): New stanza.
3754 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3755 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3756 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3757 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3758 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3759 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3761 * config/mips/sde.h: New file.
3762 * config/mips/t-libgcc-mips16: Likewise.
3763 * config/mips/t-sde: Likewise.
3764 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3765 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3766 _MIPS_FPSET and _MIPS_SZINT.
3767 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3768 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3769 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3770 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3771 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3772 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3773 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3774 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3775 _MIPS_SZPTR and _MIPS_FPSET.
3776 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3777 architecture is specified.
3778 (MIPS_32BIT_OPTION_SPEC): New macro.
3780 2007-07-31 Dan Hipschman <dsh@google.com>
3782 * gcc.c (end_going_arg): New function.
3783 (do_spec_2): Use it.
3784 (do_spec_1): Use it.
3786 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3788 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3789 only if ENABLE_CHECKING is defined.
3791 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3793 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3794 df_ru_add_problem, df_ru_get_bb_info): Removed.
3795 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3796 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3797 df_ru_free_bb_info, df_ru_alloc,
3798 df_ru_bb_local_compute_process_def,
3799 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3800 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3801 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3802 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3803 df_ru_add_problem): Removed.
3805 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3808 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3809 (casesi32p, casesi64p): Likewise.
3810 (casesi): Adjust for above.
3812 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3814 * mode-switching.c (create_pre_exit): Don't search past calls.
3816 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3818 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3820 2007-07-31 Revital Eres <eres@il.ibm.com>
3822 * ddg.c (add_deps_for_def): Rename to...
3823 (add_cross_iteration_register_deps): This. Change implementation
3824 to use only reaching def and def-use chains to construct the
3825 inter loop dependencies.
3826 (add_deps_for_use): Remove function.
3827 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3828 function to build the inter loop dependencies.
3829 * modulo-sched.c (sms_schedule): Build only
3830 reaching def and def-use chains for the propose of the ddg
3833 2007-07-31 Julian Brown <julian@codesourcery.com>
3835 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3836 New define_insns. Use correct RTL.
3837 (vec_set<mode>): Write as expander.
3839 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3841 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3842 to an unallocated space.
3844 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3847 (split_constant_offset): Enable split_constant_offset to extract
3848 constants from other statements.
3849 * tree-vect-transform.c
3850 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3851 to a temp var. Force base_offset to be simple.
3853 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3855 * df-scan.c (df_scan_verify): Remove artificial limit on
3856 the number of blocks for verification.
3857 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3858 df_simulate_defs): Avoid unnecessary insn checking for defs.
3860 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3862 * config/m68k/lb1sf68.asm (FUNC): New macro.
3864 (__udivsi3): Likewise.
3865 (__divsi3): Likewise.
3866 (__umodsi3): Likewise.
3867 (__modsi3): Likewise.
3868 (__subdf3): Likewise.
3869 (__adddf3): Likewise.
3870 (__muldf3): Likewise.
3871 (__divdf3): Likewise.
3872 (__negdf2): Likewise.
3873 (__cmpdf2): Likewise.
3874 (__subsf3): Likewise.
3875 (__addsf3): Likewise.
3876 (__mulsf3): Likewise.
3877 (__divsf3): Likewise.
3878 (__negsf2): Likewise.
3879 (__cmpsf2): Likewise.
3880 (__eqdf2): Likewise.
3881 (__nedf2): Likewise.
3882 (__gtdf2): Likewise.
3883 (__gedf2): Likewise.
3884 (__ltdf2): Likewise.
3885 (__ledf2): Likewise.
3886 (__eqsf2): Likewise.
3887 (__nesf2): Likewise.
3888 (__gtsf2): Likewise.
3889 (__gesf2): Likewise.
3890 (__ltsf2): Likewise.
3891 (__lesf2): Likewise.
3893 2007-07-30 Ollie Wild <aaw@google.com>
3895 * c-ppoutput.c (print_lines_directives_only): New function.
3896 (scan_translation_unit_directives_only): New function.
3897 (preprocess_file): Add call to scan_translation_unit_directives_only.
3898 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3899 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3900 -fdirectives-only. Add errors for -fdirectives-only conflict with
3901 -Wunused-macros and -traditional.
3902 (finish_options): Add builtin macro initialization for
3903 -fdirectives-only + -fpreprocessed.
3904 * c.opt (fdirectives-only): New.
3905 * doc/cppopts.texi (fdirectives-only): New.
3907 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3909 * alias.c (record_set, memory_modified_1): Constify.
3910 * bt-load.c (note_btr_set): Likewise.
3911 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3912 * combine.c (set_nonzero_bits_and_sign_copies,
3913 expand_field_assignment, record_dead_and_set_regs_1,
3914 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3915 likely_spilled_retval_1): Likewise.
3916 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3917 frv_io_handle_set): Likewise.
3918 * config/mips/mips.c (mips_sim_record_set,
3919 vr4130_true_reg_dependence_p_1): Likewise.
3920 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3921 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3922 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3923 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3924 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3925 * ddg.c (mark_mem_store): Likewise.
3926 * df-problems.c (df_urec_mark_reg_change): Likewise.
3927 * function.c (update_epilogue_consts): Likewise.
3928 * gcse.c (record_set_info, record_last_set_info,
3929 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3930 reg_clear_last_set): Likewise.
3931 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3933 * jump.c (reversed_comparison_code_parts): Likewise.
3934 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3935 reg_is_set): Likewise.
3936 * loop-iv.c (mark_altered): Likewise.
3937 * mode-switching.c (reg_becomes_live): Likewise.
3938 * optabs.c (no_conflict_move_test): Likewise.
3939 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3941 * postreload.c (reload_combine_note_store, move2add_note_store):
3943 * regmove.c (flags_set_1): Likewise.
3944 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3946 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3948 * resource.c (update_live_status): Likewise.
3949 * rtl.h (set_of, note_stores): Likewise.
3950 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3951 note_stores, parms_set): Likewise.
3952 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3953 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3955 * var-tracking.c (count_stores, add_stores): Likewise.
3957 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * alias.c (mems_in_disjoint_alias_sets_p,
3960 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3961 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3962 write_dependence_p, mems_in_disjoint_alias_sets_p,
3963 read_dependence, true_dependence, canon_true_dependence,
3964 anti_dependence, output_dependence): Constify.
3965 * combine.c (extended_count): Likewise.
3966 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3967 * cselib.c (get_value_hash, references_value_p,
3968 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3969 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3970 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3971 * function.c (contains, prologue_epilogue_contains,
3972 sibcall_epilogue_contains): Likewise.
3973 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3974 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3975 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3976 reg_or_subregno): Likewise.
3977 * recog.c (asm_noperands): Likewise.
3978 * reload1.c (function_invariant_p): Likewise.
3979 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3980 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3981 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3982 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3983 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3984 extended_count, prologue_epilogue_contains,
3985 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3986 canon_true_dependence, read_dependence, anti_dependence,
3987 output_dependence): Likewise.
3988 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3990 2007-07-30 Julian Brown <julian@codesourcery.com>
3992 * config/arm/neon.md (V_ext): New mode attribute.
3993 (neon_vget_lane<mode>): Replace with define_expand.
3994 (neon_vget_lane<mode>_sext_internal)
3995 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3996 and quad precision vectors.
3997 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3998 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3999 have typeless 32-bit result.
4001 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4004 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4006 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4007 use sizetype for rest.
4008 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4009 (aff_combination_convert): Don't convert rest for pointer types.
4011 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4013 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4015 * tree-ssa-alias.c: Add alloc-pool.h.
4016 (init_alias_info): Free alias_bitmap_obstack.
4017 (delete_alias_info): Call delete_mem_ref_stats.
4018 (get_mem_sym_stats_for): Use alloc_pool.
4019 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4020 (delete_mem_sym_stats): Removed.
4022 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4024 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4025 functions cannot be represented as classical distance vectors.
4027 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4029 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4030 * builtins.c (validate_arg, builtin_mathfn_code,
4031 validate_arglist): Likewise.
4032 * calls.c (call_expr_flags): Likewise.
4033 * combine.c (reg_nonzero_bits_for_combine,
4034 reg_num_sign_bit_copies_for_combine, get_last_value,
4035 reg_truncated_to_mode): Likewise.
4036 * emit-rtl.c (subreg_lowpart_p): Likewise.
4037 * expr.c (highest_pow2_factor_for_target,
4038 categorize_ctor_elements_1, categorize_ctor_elements,
4039 count_type_elements, contains_packed_reference,
4040 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4041 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4042 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4043 native_encode_int, native_encode_real, native_encode_complex,
4044 native_encode_vector, native_encode_expr, native_interpret_int,
4045 native_interpret_real, native_interpret_complex,
4046 native_interpret_vector, native_interpret_expr): Likewise.
4047 * function.c (use_register_for_decl): Likewise.
4048 * gimplify.c (get_name): Likewise.
4049 * langhooks-def.h (lhd_return_null_const_tree): New.
4050 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4051 * langhooks.c (lhd_return_null_const_tree): New.
4052 * langhooks.h (lang_get_callee_fndecl): Constify.
4053 * output.h (constructor_static_from_elts_p): Likewise.
4054 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4055 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4056 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4057 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4058 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4059 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4060 * rtlhooks-def.h (reg_nonzero_bits_general,
4061 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4063 * rtlhooks.c (reg_num_sign_bit_copies_general,
4064 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4066 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4067 * stor-layout.c (mode_for_size_tree): Likewise.
4068 * tree-ssa-loop-im.c (memref_eq): Likewise.
4069 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4070 * tree.c (contains_placeholder_p, type_list_equal,
4071 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4073 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4074 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4075 contains_placeholder_p, contains_packed_reference,
4076 get_callee_fndecl, operand_equal_for_phi_arg_p,
4077 warn_if_unused_value, is_body_block, native_encode_expr,
4078 native_interpret_expr, fold_convertible_p, operand_equal_p,
4079 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4080 validate_arglist, simple_cst_equal, type_list_equal,
4081 use_register_for_decl, call_expr_flags, get_name,
4082 highest_pow2_factor): Likewise.
4083 (const_call_expr_arg_iterator_d,
4084 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4085 first_const_call_expr_arg, more_const_call_expr_args_p,
4086 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4087 * varasm.c (constructor_static_from_elts_p): Constify.
4089 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4091 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4092 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4093 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4094 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4095 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4096 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4097 spelling conventions.
4098 * doc/invoke.texi: Follow spelling conventions.
4100 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4101 Revital Eres <eres@il.ibm.com>
4103 * modulo-sched.c (sms_schedule): Avoid loops which includes
4104 auto-increment instructions.
4106 2007-07-28 Richard Guenther <rguenther@suse.de>
4109 * fold-const.c (fold_cond_expr_with_comparison): Convert
4110 operand zero of MIN/MAX_EXPR to correct type.
4112 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4114 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4115 flags_from_decl_or_type): Constify.
4116 * gcc.c (do_spec_1): Likewise.
4117 * print-tree.c (dump_addr, print_node_brief): Likewise.
4118 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4119 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4120 tree_purge_all_dead_eh_edges): Likewise.
4121 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4122 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4124 * tree.c (expr_location, expr_has_location, expr_locus,
4125 expr_filename, expr_lineno, get_inner_array_type,
4126 fields_compatible_p): Likewise.
4127 * tree.h (get_inner_array_type, fields_compatible_p,
4128 expr_location, expr_has_location, expr_locus, expr_filename,
4129 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4130 setjmp_call_p, alloca_call_p): Likewise.
4132 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4134 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4135 TV_FLOW_INSENSITIVE.
4137 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4139 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4140 (compute_flow_insensitive_aliasing): Ditto for
4141 TV_FLOW_INSENSITIVE.
4143 2007-07-27 Jan Hubicka <jh@suse.cz>
4145 * config/i386/i386.c (register_move_cost): Remove accidentally
4146 comitted #if 0 block.
4148 * attribs.c: Include hashtab.h
4149 (attribute_hash): New.
4150 (substring): New structure.
4151 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4153 (init_attributes): Initialize attribute hash.
4154 (decl_attributes): Use attribute hash.
4155 * Makefile.in (attribs.c): Depend on hashtab.h.
4157 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4159 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4161 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4163 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4164 __mips_dspr2 and __mips_dsp_rev macros.
4165 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4167 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4169 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4171 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4175 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4176 and the updating of the live and do_not_gen sets.
4177 (df_note_bb_compute): Added updating of live and do_not_gen sets
4178 for regular defs so that the case of clobber inside conditional
4179 call is processed correctly.
4181 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4183 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4184 operands with compatible type.
4186 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4188 * expr.h (store_bit_field): Don't return a value.
4189 * expmed.c (check_predicate_volatile_ok): New function.
4190 (store_bit_field_1): New function, extracted from store_bit_field.
4191 Take a fallback_p argument and return true if the operation succeeded.
4192 Only use store_fixed_bit_field if fallback_p. Don't recompute
4193 mode_for_extraction; use op_mode instead. Try forcing memories
4194 into registers if the insv expander fails.
4195 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4196 Don't return a value.
4197 (convert_extracted_bit_field): New function, extracted from
4199 (extract_bit_field_1): Likewise. Take a fallback_p argument
4200 and return NULL if the operation succeeded. Only use
4201 extract_fixed_bit_field if fallback_p. Only calculate one
4202 extraction mode. Combine code for extv and extzv. Try forcing
4203 memories into registers if the ext(z)v expander fails.
4204 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4206 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4208 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4210 (df_ref): Likewise. Put regno with other integer fields.
4212 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4214 * df.h (df_mw_hardreg): Remove "loc" field.
4215 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4217 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4218 split out from df_set_unused_notes_for_mw. Return false for
4219 partial references. Assert that mw_reg is a REG when returning true.
4220 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4221 (df_whole_mw_reg_dead_p): New function, split out from
4222 df_set_dead_notes_for_mw. Return false for partial references.
4223 Assert that mw_reg is a REG when returning true.
4224 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4225 Remove redundant bitmap check.
4227 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4229 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4230 ($(T)crtend.o): Likwise.
4231 ($(T)crtbeginS.o): Likwise.
4232 ($(T)crtendS.o): Likwise.
4233 ($(T)crtfastmath.o): Likwise.
4235 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4237 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4238 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4239 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4240 and x_n_bbs_in_dom_tree fields.
4242 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4244 PR tree-optimization/32087
4245 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4246 Do not call scale_bbs_frequencies_int with prob of zero.
4248 2007-07-26 Julian Brown <julian@codesourcery.com>
4250 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4251 (neon_element_bits): Add prototypes.
4252 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4253 (neon_const_bounds, neon_element_bits): New functions.
4254 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4255 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4256 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4257 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4258 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4259 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4260 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4261 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4262 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4263 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4264 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4265 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4266 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4268 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4270 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4271 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4273 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4274 Julian Brown <julian@codesourcery.com>
4276 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4277 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4278 * config/arm/cortex-a8.md: New.
4279 * config/arm/cortex-a8-neon.md: New.
4280 * config/arm/neon-schedgen.ml: New.
4281 * config/arm/neon.md (vqh_mnem): New.
4283 (Is_float_mode): New.
4284 (Scalar_mul_8_16): New.
4286 (V_mode_nunits): New.
4287 (All instruction patterns): Annotate with neon_type attribute
4289 * config/arm/arm.md: Include cortex-a8.md.
4290 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4292 Annotate instruction patterns accordingly.
4293 (generic_sched): Do not use generic scheduling for Cortex-A8.
4294 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4296 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4298 * fold-const.c (fold_read_from_constant_string): Use
4300 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4302 2007-07-26 Nick Clifton <nickc@redhat.com>
4304 * tree-ssa-operands.h: Change copyright header to refer to version
4305 3 of the GNU General Public License and to point readers at the
4306 COPYING3 file and the FSF's license web page.
4307 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4308 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4309 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4310 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4311 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4312 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4313 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4314 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4315 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4316 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4317 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4318 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4319 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4320 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4321 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4322 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4323 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4324 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4325 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4326 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4327 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4328 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4329 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4330 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4331 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4332 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4333 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4334 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4335 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4336 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4337 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4338 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4339 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4340 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4341 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4342 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4343 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4344 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4345 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4346 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4347 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4348 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4349 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4350 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4351 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4352 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4353 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4354 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4355 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4356 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4357 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4358 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4359 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4360 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4361 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4362 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4363 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4364 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4365 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4366 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4367 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4368 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4369 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4370 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4371 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4372 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4373 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4374 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4375 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4376 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4377 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4378 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4379 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4380 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4381 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4382 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4383 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4384 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4385 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4386 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4387 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4388 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4389 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4390 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4391 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4392 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4393 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4394 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4395 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4396 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4397 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4398 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4399 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4400 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4401 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4402 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4403 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4404 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4405 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4406 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4407 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4408 convert.c, convert.h, langhooks-def.h, reload1.c,
4409 tree-ssa-operands.c: Likewise.
4411 2007-07-26 Jan Hubicka <jh@suse.cz>
4413 * tree-ssa-live.c: Include debug.h and flags.h.
4414 (mark_scope_block_unused): New function.
4415 (remove_unused_scope_block_p): New function.
4416 (remove_unused_locals): Remove unused blocks too.
4418 2007-07-25 Ian Lance Taylor <iant@google.com>
4420 * combine.c (combine_max_regno): Remove. Remove all uses.
4421 (struct reg_stat_struct): Rename from struct reg_stat.
4422 (reg_stat_type): Define, and declare VECs.
4423 (reg_stat): Change from pointer to VEC. Change all uses.
4424 (combine_split_insns): New static function.
4425 (try_combine, find_split_point): Call it instead of split_insns.
4427 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4429 * cfghooks.c (split_block): Fix the information about loop latch.
4431 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4433 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4435 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4437 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4438 Scan the new edge for loop exit info.
4440 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4442 * config/darwin.c: Include debug.h.
4444 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4447 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4449 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4451 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4452 (HARD_REGNO_MODE_OK): Ditto.
4453 (MODES_TIEABLE_P): Ditto.
4454 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4455 (CLASS_MAX_NREGS): Ditto.
4456 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4457 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4458 (divdf3_internal_thr): Removed.
4459 * config/ia64/div.md: New file.
4460 * config/ia64/constraints.md: Add H constraint.
4462 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4464 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4465 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4466 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4467 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4468 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4469 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4470 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4471 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4472 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4473 dump_sbitmap_file, debug_sbitmap, popcount_table,
4474 sbitmap_popcount): Constify.
4475 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4476 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4477 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4478 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4479 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4480 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4481 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4482 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4483 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4484 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4485 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4487 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4489 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4490 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4491 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4492 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4493 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4494 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4495 bitmap_intersect_p, bitmap_intersect_compl_p,
4496 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4497 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4499 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4500 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4501 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4502 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4503 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4504 debug_bitmap, debug_bitmap_file, bitmap_print,
4505 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4506 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4508 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4510 * config/darwin.c (darwin_override_options): Additional fix for
4511 debug info formats that don't support var tracking.
4513 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * cselib.c (entry_and_rtx_equal_p): Constify.
4516 * gengtype.c (output_mangled_typename, write_types, write_local):
4518 * gengtype.h (const_type_p): New.
4519 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4521 * tlink.c (scan_linker_output): De-constify.
4522 * tree-ssa-loop-im.c (memref_eq): Constify.
4523 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4524 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4526 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4528 * c-common.c (fname_as_string, c_type_hash): Constify.
4529 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4530 * cgraph.c (edge_hash, edge_eq): Likewise.
4531 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4532 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4533 reg_attrs_htab_eq): Likewise.
4534 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4536 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4537 const_decl_t, const_state_t, const_automata_list_el_t): New.
4538 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4539 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4540 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4541 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4542 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4543 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4544 compare_max_occ_cycle_nums, out_state_arcs_num,
4545 compare_transition_els_num, units_cmp, state_reservs_cmp):
4547 * genmodes.c (cmp_modes): Likewise.
4548 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4549 * gimplify.c (compare_case_labels): Likewise.
4550 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4551 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4552 * matrix-reorg.c (mtt_info_hash): Likewise.
4553 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4554 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4555 (htab_hash_bucket, htab_hash_elem): Constify.
4556 * tree-browser.c (TB_parent_eq): Likewise.
4557 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4558 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4559 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4560 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4562 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4563 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4564 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4565 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4566 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4568 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4569 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4570 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4571 * tree-ssa-threadupdate.c (redirection_data_hash,
4572 redirection_data_eq): Likewise.
4573 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4574 * tree-ssa.c (var_ann_eq): Likewise.
4575 * tree-vrp.c (compare_case_labels): Likewise.
4576 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4577 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4578 tree_not_check_failed, tree_class_check_failed,
4579 tree_range_check_failed, tree_not_class_check_failed,
4580 omp_clause_check_failed, omp_clause_range_check_failed,
4581 tree_contains_struct_check_failed, tree_operand_check_failed):
4583 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4584 tree_not_check_failed, tree_class_check_failed,
4585 tree_range_check_failed, tree_not_class_check_failed,
4586 tree_operand_check_failed, omp_clause_operand_check_failed,
4587 tree_operand_length): Likewise.
4588 * var-tracking.c (const_variable): New.
4589 (variable_htab_hash, variable_htab_eq): Constify.
4590 * varasm.c (const_desc_hash): Likewise.
4592 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4594 * expr.c (handled_component_p): Constify.
4595 * fold-const.c (fit_double_type): Likewise.
4596 * real.h (real_value_from_int_cst): Likewise.
4597 * tree-flow-inline.h (gimple_in_ssa_p,
4598 gimple_aliases_computed_p, gimple_addressable_vars,
4599 gimple_call_clobbered_vars, gimple_referenced_vars,
4600 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4601 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4602 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4603 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4604 is_label_stmt, is_global_var, phi_ssa_name_p,
4605 factoring_name_p, is_call_clobbered, tree_common_ann,
4606 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4607 unmodifiable_var_p, array_ref_contains_indirect_ref,
4608 ref_contains_array_ref, lookup_subvars_for_var,
4609 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4610 gimple_mem_ref_stats): Likewise.
4611 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4612 may_aliases, is_exec_stmt, is_label_stmt,
4613 ref_contains_array_ref, array_ref_contains_indirect_ref,
4614 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4615 unmodifiable_var_p): Likewise.
4616 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4617 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4618 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4619 cst_and_fits_in_hwi, real_value_from_int_cst,
4620 build_real_from_int_cst, integer_zerop, integer_onep,
4621 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4622 tree_floor_log2, real_zerop, real_onep, real_twop,
4623 real_minus_onep, really_constant_p, purpose_member, chain_member,
4624 list_length, fields_length, int_size_in_bytes, bit_position,
4625 int_bit_position, byte_position, int_byte_position, expr_align,
4626 array_type_nelts, tree_node_structure,
4627 type_contains_placeholder_1, iterative_hash_pointer,
4628 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4629 tree_map_base_eq, type_hash_list, type_hash_eq,
4630 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4631 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4632 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4633 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4634 int_fits_type_p, get_containing_scope, decl_function_context,
4635 decl_type_context, omp_clause_operand_check_failed,
4636 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4637 * tree.h (omp_clause_operand_check_failed, tree_size,
4638 build_real_from_int_cst, array_type_nelts, purpose_member,
4639 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4640 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4641 is_attribute_p, check_qualified_type, expr_align,
4642 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4643 int_byte_position, list_length, fields_length, initializer_zerop,
4644 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4645 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4646 tree_node_structure, handled_component_p, get_containing_scope,
4647 decl_function_context, decl_type_context, real_zerop,
4648 type_num_arguments, fit_double_type, really_constant_p,
4649 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4650 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4651 real_twop, real_minus_onep, int_cst_value): Likewise.
4653 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4655 * cfglayout.c (insn_scope, insn_line): Constify.
4656 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4657 const_double_htab_hash, const_double_htab_eq,
4658 mem_attrs_htab_hash): Likewise.
4659 * loop-iv.c (biv_eq): Likewise.
4660 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4661 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4662 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4664 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4665 error_for_asm, warning_for_asm, _fatal_insn,
4666 _fatal_insn_not_found): Likewise.
4667 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4668 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4669 rtl_check_failed_type2, rtl_check_failed_code1,
4670 rtl_check_failed_code2, rtl_check_failed_code_mode,
4671 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4672 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4673 rtl_check_failed_type2, rtl_check_failed_code1,
4674 rtl_check_failed_code2, rtl_check_failed_code_mode,
4675 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4676 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4677 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4678 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4679 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4680 rtx_unstable_p, get_integer_term, get_related_value,
4681 offset_within_block_p, reg_mentioned_p, count_occurrences,
4682 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4683 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4684 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4685 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4686 find_constant_src, find_reg_fusage, find_regno_fusage,
4687 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4688 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4689 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4690 computed_jump_p, auto_inc_p, in_expr_list_p,
4691 remove_node_from_expr_list, loc_mentioned_in_p,
4692 label_is_jump_target_p, reversed_comparison_code_parts,
4693 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4694 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4695 print_inline_rtx): Likewise.
4696 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4697 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4698 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4699 get_integer_term, get_related_value, offset_within_block_p,
4700 count_occurrences, reg_mentioned_p, no_labels_between_p,
4701 reg_used_between_p, reg_referenced_p, single_set_2,
4702 multiple_sets, set_noop_p, refers_to_regno_p,
4703 reg_overlap_mentioned_p, dead_or_set_p,
4704 covers_regno_no_parallel_p, covers_regno_p,
4705 dead_or_set_regno_p, find_reg_note, find_regno_note,
4706 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4707 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4708 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4709 side_effects_p, may_trap_p_1, may_trap_p,
4710 may_trap_after_code_motion_p, may_trap_or_fault_p,
4711 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4712 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4713 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4714 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4715 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4717 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4718 warning_for_asm): Likewise.
4719 * tree.h (print_rtl): Likewise.
4720 * varasm.c (get_pool_mode): Likewise.
4722 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4724 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4725 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4726 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4727 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4728 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4729 * ddg.c (compare_sccs): Likewise.
4730 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4731 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4732 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4733 decimal_do_fix_trunc, decimal_real_to_integer,
4734 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4735 * dse.c (const_group_info_t): New.
4736 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4737 * dwarf2out.c (const_dw_die_ref): New.
4738 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4739 * tree-browser.c (TB_parent_eq): Likewise.
4740 * unwind-dw2-fde.c (__register_frame_info_bases,
4741 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4742 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4744 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4745 * unwind-dw2.c (uw_frame_state_for): Likewise.
4746 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4747 * value-prof.h (const_histogram_value): New.
4749 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4751 * config/mips/mips.c (machine_function): Add
4752 initialized_mips16_gp_pseudo_p.
4753 (mips16_gp_pseudo_reg): Do not emit the initialization of
4754 mips16_gp_pseudo_rtx when being called from the gimple cost-
4755 calculation routines; emit it on the first use outside those
4758 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4760 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4763 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4764 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4765 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4766 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4767 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4768 Preserve const-ness of parameters through use of __typeof(),
4769 also constify and tidy.
4771 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4772 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4773 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4774 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4775 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4776 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4777 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4778 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4779 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4781 2007-07-25 Julian Brown <julian@codesourcery.com>
4782 Mark Shinwell <shinwell@codesourcery.com>
4784 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4785 (alpha_mangle_type): This.
4786 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4787 (TARGET_MANGLE_TYPE): Define this instead.
4788 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4789 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4790 (arm_init_neon_builtins): Fix comment.
4791 (arm_mangle_map_entry): New.
4792 (arm_mangle_map): New.
4793 (arm_mangle_type): New.
4794 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4795 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4796 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4797 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4798 (TARGET_MANGLE_TYPE): Define this instead.
4799 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4800 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4801 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4802 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4803 (TARGET_MANGLE_TYPE): Define this instead.
4804 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4806 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4807 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4808 (TARGET_MANGLE_TYPE): Define this instead.
4809 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4810 (s390_mangle_type): This.
4811 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4812 (TARGET_MANGLE_TYPE): Define this instead.
4813 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4814 (sparc_mangle_type): This.
4815 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4816 (TARGET_MANGLE_TYPE): Define this instead.
4817 * cp/mangle.c (write_type): Call mangle_type target hook on all
4818 types before mangling. Use original type, not main variant, as
4820 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4821 (TARGET_MANGLE_TYPE): This.
4822 * target.h (gcc_target): Rename mangle_fundamental_type to
4824 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4825 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4827 2007-07-25 Julian Brown <julian@codesourcery.com>
4828 Paul Brook <paul@codesourcery.com>
4829 Joseph Myers <joseph@codesourcery.com>
4830 Mark Shinwell <shinwell@codesourcery.com>
4832 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4833 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4834 (with_fpu): Allow --with-fpu=neon.
4835 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4836 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4837 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4838 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4839 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4840 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4841 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4842 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4843 (output_move_neon): Add prototypes.
4844 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4845 (all_fpus): Add FPUTYPE_NEON.
4846 (fp_model_for_fpu): Add NEON field.
4847 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4848 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4850 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4852 (thumb2_legitimate_address_p): Likewise.
4853 (neon_valid_immediate): Recognize and prepare constants suitable for
4855 (neon_immediate_valid_for_move): New function. Recognize and prepare
4856 immediates for NEON move instructions.
4857 (neon_immediate_valid_for_logic): New function. Recognize and
4858 prepare immediates for NEON logic instructions.
4859 (neon_output_logic_immediate): New function. Create asm string
4860 suitable for outputting immediate logic instructions.
4861 (neon_pairwise_reduce): New function. Implement reduction using
4862 pairwise operations.
4863 (neon_expand_vector_init): New function. Expand a (possibly
4864 non-constant) vector initialization.
4865 (neon_vector_mem_operand): New function. Memory operands supported
4866 for quad-word loads/stores to/from ARM or NEON registers. Don't
4867 allow base+offset addressing for core regs.
4868 (neon_struct_mem_operand): New function. Valid mems for NEON
4870 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4871 from neon_vector_mem_operand addresses without a secondary register.
4872 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4873 (add_minipool_backward_ref): Likewise.
4874 (dump_minipool): Likewise.
4875 (push_minipool_fix): Likewise.
4876 (output_move_quad): New function. Output quad-word moves, loads and
4877 stores using ARM registers.
4878 (output_move_vfp): Add support for vectors in VFP (NEON) D
4880 (output_move_neon): Output a NEON load/store to/from a quadword
4882 (arm_print_operand): Implement new codes:
4883 - 'c' for unadorned integers (without a # sign).
4884 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4886 - 'e', 'f' for the low and high D parts of a NEON Q register.
4887 - 'q' outputs a NEON Q register.
4888 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4889 - 'T' prints NEON opcode features from a coded bitmask.
4890 - 'F' is similar to T, but signed/unsigned codes both print as
4892 - 't' is similar to T, but 'u' is printed instead of 'p'.
4893 - 'O' prints 'r' if NEON instruction should perform rounding (as
4894 specified by bitmask), else prints nothing.
4895 - '#' is a punctuation character to stop operand numbers from
4896 running together with following digits in the assembler
4897 strings for instructions (when using mode attributes).
4898 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4899 constant vectors in big-endian mode, where necessary.
4900 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4901 Handle EI, OI, CI, XI modes.
4902 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4903 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4904 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4905 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4906 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4908 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4909 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4910 to turn v8qi, etc. into bits defined above.
4911 (neon_itype): New enumeration. Classifications of NEON builtins.
4912 (neon_builtin_datum): Define struct. Contains information about
4913 a single builtin (with multiple modes).
4914 (CF): Define helper macro for...
4915 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4917 (neon_builtin_data): New array. Define information about builtins
4918 for use during initialization/expansion.
4919 (arm_init_neon_builtins): New function.
4920 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4922 (neon_builtin_compare): New function.
4923 (locate_neon_builtin_icode): New function. Find an insn code for a
4924 builtin given a function code for that builtin. Also return type of
4925 builtin (NEON_BINOP, NEON_UNOP etc.).
4926 (builtin_arg): New enumeration. Types of arguments for builtins.
4927 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4928 Takes a variable argument list of builtin_arg types, terminated by
4930 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4931 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4932 (neon_emit_pair_result_insn): New function. Support returning pairs
4933 of vectors via a pointer.
4934 (neon_disambiguate_copy): New function. Set up operands for a
4935 multi-word copy such that registers do not get clobbered.
4936 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4937 ARM_BUILTIN_NEON_BASE.
4938 (arm_file_start): Set float-abi attribute for NEON.
4939 (arm_vector_mode_supported_p): Enable NEON vector modes.
4940 (arm_mangle_map_entry): New.
4941 (arm_mangle_map): New.
4942 (arm_mangle_vector_type): New.
4943 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4945 (TARGET_NEON): New macro. Target supports NEON.
4946 (fputype): Add FPUTYPE_NEON.
4947 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4948 for vectorization based on command-line arg.
4949 (NEON_REGNO_OK_FOR_NREGS): Define.
4950 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4951 (VALID_NEON_STRUCT_MODE): Define.
4952 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4953 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4954 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4955 (consttable_16): Add pattern for outputting 16-byte minipool
4957 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4959 (vec-common.md, neon.md): Include md files.
4960 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4961 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4962 (memory_constraint "Ut", "Un", "Us"): Define.
4963 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4964 (MMX_char): New mode attribute.
4965 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4966 (*add<mode>3_iwmmxt): New insn pattern.
4967 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4968 (*sub<mode>3_iwmmxt): New insn pattern.
4969 (mulv4hi3): Rename to...
4970 (*mulv4hi3_iwmmxt): This.
4971 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4972 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4973 (uminv4hi3, uminv2si3): Remove. Replace with...
4974 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4975 (*umin<mode>3_iwmmxt): These.
4976 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4977 (ashr<mode>3_iwmmxt): This new pattern.
4978 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4979 (lshr<mode>3_iwmmxt): This new pattern.
4980 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4981 (ashl<mode>3_iwmmxt): This new pattern.
4982 * config/arm/neon-docgen.ml: New file. Generate documentation for
4984 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4985 * config/arm/arm_neon.h: New (autogenerated).
4986 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4988 * config/arm/neon.md: New file. Define NEON instructions.
4989 * config/arm/neon.ml: New file. Abstract description of NEON
4990 instructions, used to generate arm_neon.h header, documentation and
4992 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4993 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4995 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4997 (ARM NEON Intrinsics): New subsection.
4998 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5000 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5002 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5005 2007-07-24 Jan Hubicka <jh@suse.cz>
5007 * regclass.c (move_table): New type.
5008 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5009 (init_move_cost): Break out from ...
5010 (init_reg_sets_1): ... here; simplify computation of
5011 have_regs-of_mode and contains_reg_of_mode.
5012 (record_reg_classes): Unswitch internal loops.
5013 (copy_cost): Trigger lazy initialization of move cost
5014 (record_address_regs): Likewise.
5016 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5018 * config/darwin.c (darwin_override_options): Don't force on
5019 flag_var_tracking_uninit when no debug info is requested.
5021 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5023 * cfgloop.c (init_loops_structure): New function.
5024 (flow_loops_find): Create root of the loop tree unconditionally.
5026 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5028 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5030 2007-07-24 Jan Hubicka <jh@suse.cz>
5032 * caller-save.c: Include ggc.h, gt-caller-save.h
5033 (reg_save_code, reg_restore_code): Rename to ...
5034 (cached_reg_save_code, cached_reg_restore_code): ... those.
5035 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5036 (reg_save_code, reg_restore_code): New functions.
5037 (init_caller_save): Do not intialize
5038 reg_save_code/reg_restore_code tables.
5039 * Makefile.in: (gt-caller-save.h): New.
5041 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5043 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5044 with the mode of the original operand instead of
5047 2007-07-23 Jan Hubicka <jH@suse.cz>
5049 * i386.c (ix86_secondary_memory_needed): Break out to...
5050 (inline_secondary_memory_needed): ... here.
5051 (ix86_memory_move_cost): Break out to ...
5052 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5053 maximum of input and output; fix handling of Q_REGS on 64bit.
5054 (ix86_secondary_memory_needed): Microoptimize.
5056 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5058 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5059 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5060 stmts_from_loop, known_dependences_p, build_rdg): New.
5061 * tree-data-ref.h: Depends on graphds.h.
5062 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5063 (build_rdg): Declared.
5064 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5066 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5068 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5071 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5072 Jakub Jelinek <jakub@redhat.com>
5074 PR middle-end/PR28690
5075 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5077 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5078 and MEM_POINTER operands over REG and MEM operands.
5079 (swap_commutative_operands_p): Change return value to bool.
5080 * rtl.h: Update the corresponding prototype.
5081 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5082 instead of gen_rtx_PLUS.
5083 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5084 value to bool. Change function arguments to rtx's and update code
5086 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5087 calls to match the new declaration.
5088 * simplify-rtx.c (simplify_associative_operation): Don't
5089 reorder simplify_binary_operation arguments.
5091 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5093 * config/mips/mips.c (override_options): Use mips_costs to derive
5094 the default branch cost.
5095 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5097 * config/mips/mips.opt (mbranch-cost=): New option.
5098 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5100 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5102 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5103 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5104 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5105 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5107 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5109 * config/mips/constraints.md (ks): New constraint.
5110 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5111 (*add<mode>3_mips16): ...here.
5113 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5115 * optabs.h (enum optab_index): Add new OTI_signbit.
5116 (signbit_optab): Define corresponding macro.
5117 (enum insn_code signbit_optab[]): Remove array.
5118 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5119 (expand_copysign_absneg): If back end provides signbit insn, use it
5120 instead of bit operations on floating point argument.
5121 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5122 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5123 for availability of signbit insn.
5125 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5126 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5127 SSE mode is not active.
5128 (isinf<mode>2): Disable for mfpmath=sse,387.
5130 2007-07-22 Ben Elliston <bje@au.ibm.com>
5132 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5134 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5136 2007-07-20 Richard Guenther <rguenther@suse.de>
5138 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5139 integral typed condition.
5140 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5141 booleanness. Only preserve conversions from a non-base
5142 type to a base type, not in general between types with
5143 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5144 * tree.def (COND_EXPR): Document that the condition
5145 can be of any integral type.
5147 2007-07-20 Nigel Stephens <nigel@mips.com>
5148 Richard Sandiford <richard@codesourcery.com>
5150 * config/mips/mips.h (mips_dwarf_regno): Declare.
5151 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5152 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5153 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5154 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5155 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5156 (REG_CLASS_NAMES): Update accordingly.
5157 * config/mips/mips.c (mips_dwarf_regno): New array.
5158 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5159 (mips_subword): Remove special handling for accumulator registers.
5160 (override_options): Initiailize mips_dwarf_regno. Remove use
5162 (mips_swap_registers): New function.
5163 (mips_conditional_register_usage): Swap accumulator registers
5164 around if TARGET_LITTLE_ENDIAN.
5165 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5166 * config/mips/constraints.md (h, l): Use the endianness to choose
5167 between MD0_REG and MD1_REG.
5168 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5169 alternative-dependent template.
5171 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5173 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5176 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5178 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5179 predecessor fallthru flags.
5181 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5183 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5184 of compare to the same type.
5185 * cfgloopmanip.c (add_loop): Update information about loop exits.
5186 (loop_version): Remove the innermost loop requirement.
5187 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5188 to sizetype for pointers.
5190 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5192 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5193 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5194 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5196 * config/dfp-bit.c: Empty for TFmode conversions.
5198 2007-07-18 Caroline Tice <ctice@apple.com>
5200 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5201 and handle them correctly; check that src is not NULL before
5203 (find_src_set_src): Likewise.
5205 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5207 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5208 (struct alignment_context, init_alignment_context): New.
5209 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5210 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5211 (XCHAL_HAVE_S32C1I): Likewise.
5212 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5213 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5214 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5215 (ATOMIC, HQI): New macros.
5216 (memory_barrier, *memory_barrier): New.
5217 (sync_lock_releasesi): New.
5218 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5219 (sync_lock_test_and_set<mode>): New.
5220 (sync_<atomic><mode>): New.
5221 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5222 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5223 (xtensa_expand_atomic): New.
5225 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5229 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5230 transformation for builtin ISNORMAL.
5231 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5232 * builtins.def (BUILT_IN_ISNORMAL): New.
5233 * doc/extend.texi: Document isnormal.
5235 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5240 optabs infrastructure. Provide generic implementation for
5242 (expand_builtin): Handle FINITE/ISFINITE.
5243 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5244 (fold_builtin_1): Likewise.
5246 * builtins.def (BUILT_IN_ISFINITE): New.
5248 * doc/extend.texi: Document isfinite.
5250 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5255 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5256 generic fallback for isinf.
5257 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5258 calculation code ...
5259 * real.c (get_max_float): ... to here.
5260 * real.h (get_max_float): New.
5262 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5266 * builtin-attrs.def (ATTR_TYPEGENERIC,
5267 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5269 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5270 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5271 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5272 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5274 * c-common.c (handle_type_generic_attribute): New.
5275 (c_common_attribute_table): Add "type generic".
5277 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5279 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5281 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5282 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5285 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5288 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5289 checking that the operand is an expression.
5291 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5292 Danny Smith <dannysmith@users.sourceforge.net>
5295 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5296 file mapping object in local namespace if Windows version later
5299 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5301 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5302 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5303 arm_cannot_force_const_mem.
5304 (arm_cannot_force_const_mem): New function.
5305 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5306 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5307 of arm_tls_referenced_p.
5308 * config/arm/arm.md (movsi): Split out-of-section constants when
5309 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5310 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5312 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5314 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5316 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5318 * config/mips/mips.md (*extendqihi2): Convert the destination
5321 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5323 * config/pa/fptr.c: Update license header.
5324 * config/pa/milli64.S: Likewise.
5326 2007-07-17 Nick Clifton <nickc@redhat.com>
5328 * COPYING_v3: New file. Contains version 3 of the GNU General
5330 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5331 Lesser General Public License.
5332 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5333 the GNU General Public License.
5335 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5337 PR rtl-optimization/32773
5338 * cfglayout.c (force_one_exit_fallthru): New function.
5339 (cfg_layout_finalize): Use it.
5341 2007-07-16 Richard Guenther <rguenther@suse.de>
5342 Uros Bizjak <ubizjak@gmail.com>
5344 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5345 before forcing it to gimple operand.
5347 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5348 David Ung <davidu@mips.com>
5350 * config/mips/mips.h (TUNE_24K): Define.
5351 (TUNE_MACC_CHAINS): Add TUNE_24K.
5352 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5354 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5355 (r74k_int_madd): .. this new reservation.
5356 (define_bypass): Fixed bypasses for r74k_int_madd to use
5358 * config/mips/24k.md (define_bypass): Define new
5359 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5361 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5362 Nigel Stephens <nigel@mips.com>
5364 * config/mips/mips.md: Include 20kc.md.
5365 * config/mips/20kc.md: New file.
5366 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5367 (mips_adjust_cost): Tweak for 20Kc.
5368 (mips_issue_rate): Likewise.
5369 * config/mips/mips.h (TUNE_20KC): Define.
5371 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5373 * config/rs6000/rs6000.c (struct processor_cost): Add
5374 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5376 (*_cost): Add cache information.
5377 (rs6000_override_options): Set cache parameters.
5379 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5382 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5383 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5385 2007-07-16 Paul Brook <paul@codesourcery.com>
5388 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5389 (cirrus_thumb2_movsi_insn): Ditto.
5391 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5393 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5396 2007-07-15 Andrew Haley <aph@redhat.com>
5398 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5399 before looking in the context.
5401 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5405 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5406 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5407 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5408 (pa_output_function_prologue): Use rp_saved and
5409 current_function_is_leaf to generate .CALLINFO statement.
5410 (hppa_expand_prologue): Set rp_saved.
5411 (hppa_expand_epilogue): Use rp_saved.
5412 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5413 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5415 2007-07-14 Dirk Mueller <dmueller@suse.de>
5417 * omega.c (coalesce): Fix memory leak on early exit.
5418 * matrix-reorg.c (check_allocation_function): Likewise.
5419 * tree-vect-transform.c (vect_get_new_vect_var): free result
5421 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5422 pass pointer to edge vector
5423 (partition_hot_cold_basic_blocks): Fix memory leak.
5424 * collect2.c (prefix_from_string): Free temporary storage.
5425 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5427 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5429 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5430 (DO_GLOBAL_DTORS_BODY): Likewise.
5432 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5433 Nigel Stephens <nigel@mips.com>
5435 * config/mips/mips.c (mips_classify_symbol): Don't return
5436 SYMBOL_SMALL_DATA for constant pool addresses if
5437 TARGET_EMBEDDED_DATA is true.
5439 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5441 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5442 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5443 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5444 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5445 __builtin_ia32_storehps, __builtin_ia32_storelps,
5446 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5447 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5448 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5449 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5450 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5451 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5452 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5453 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5454 using def_builtin_const.
5456 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5458 PR tree-optimization/32705
5459 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5460 (simplify_binary_expression): Use SSA_VAL consistently.
5462 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5464 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5465 (SPEFSCR_REGNO): Delete definition.
5466 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5467 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5468 * config/rs6000/rs6000.h: Do not define *_REGNO.
5469 LINK_REGISTER_REGNUM -> LR_REGNO.
5470 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5471 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5472 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5473 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5474 R_VRSAVE, R_VSCR. Use them.
5475 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5476 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5477 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5478 * config/rs6000/aix.h: Define R_LR. Use it.
5480 2007-07-13 Caroline Tice <ctice@apple.com>
5482 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5483 flag_var_tracking is explicitly turned off (i.e. when variable
5484 tracking is not feasible); otherwise, turn flag_var_tracking on when
5485 flag_var_tracking_uninit is on.
5486 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5487 note definitions, to allow recording of initialization status in the
5489 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5490 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5491 determine if two note locations are equal.
5492 (output_loc_list): Don't output list entries whose start & end labels
5494 (reg_loc_descriptor): Add parameter for initialization status; pass it
5495 to other loc descriptor functions.
5496 (one_reg_loc_descriptor): Add parameter for initialization status;
5497 check its value and add DW_OP_GNU_uninit to returned loc descr if
5499 (multiple_reg_loc_descriptor): Add parameter for initialization
5501 pass init status argument to other loc descriptor functions; check
5502 value of intialization parameter and add DW_OP_GNU_uninit to returned
5503 loc descr if appropriate.
5504 (based_loc_descr): Add parameter for initialization status; add new
5505 variable for return value; check value of initialization parameter and
5506 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5507 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5508 pass init status argument to other loc descriptor functions; check
5509 value of intialization parameter and add DW_OP_GNU_uninit to returned
5510 loc descr if appropriate.
5511 (mem_loc_descriptor): Likewise.
5512 (concat_loc_descriptor): Likewise.
5513 (concatn_loc_descriptor): Likewise.
5514 (loc_descriptor): Add parameter for initialization status; pass it as
5515 argument to other loc descriptor function calls.
5516 (loc_descriptor_from_tree_1): Add appropriate initialization status
5517 to loc descriptor function calls.
5518 (add_location_or_const_value_attribute): Get initialization status
5519 from VAR_LOCATION note; add initialization status to loc descriptor
5521 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5522 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5523 status is uninitialized, add "[uninint]" to output.
5524 * common.opt (fvar-tracking-uninit): New option, similar to
5525 fvar-tracking, to turn on tracking of uninitialized variables; creates
5526 a new global flag, flag_var_tracking_uninit.
5527 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5528 (enum var_init_status): New type, for var initialization status field.
5529 * var-tracking.c (struct location_chain_def): Two new fields, init,
5530 for initialization status, and set_src for the assignment value expr.
5531 (unshare_variable): New parameter for initialization status;
5532 initialize new init and set_src fields.
5533 (var_reg_set): New parameters for initialization status and value;
5534 pass them to set_variable_part.
5535 (var_mem_set): Likewise.
5536 (get_init_value): New function.
5537 (var_reg_delete_and_set): New initialization status & value
5538 parameters; add call to get_init_value if status is unknown; pass new
5539 parameters to clobber_variable_part and var_reg_set.
5540 (var_mem_delete_and_set): Likewise.
5541 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5542 (var_mem_delete): Likewise.
5543 (variable_union): Pass status to unshare_variable; initialize new init
5544 and set_src fields. If flag_var_tracking_uninit is not set, force
5545 status to initialized.
5546 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5547 used later to get the set_src value.
5548 (find_src_status): New function.
5549 (find_src_set_src): New function.
5550 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5551 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5552 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5553 and var_mem_delete_and_set.
5554 (dump_variable): Print out "[uninit]" if appropriate.
5555 (set_variable_part): Add new initialization and set_src parameters;
5556 pass status to unshare_variable; set node->init and node- >set_src
5557 fields and modify slot in hash table appropriately; save the init and
5558 set_src values if appropriate and assign to the new node.
5559 (clobber_variable_part): New set_src parameter; if two nodes have
5560 same variable and same location but different set_src (assignment)
5561 values, clobber old node.
5562 (delete_variable_part): Pass init status to unshare_variable.
5563 (emit_note_insn_var_location): Add initialized var; assign var's init
5564 status to new 'initialized'; pass new init status field to calls to
5565 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5566 status to initialized.
5567 (emit_notes_in_bb): Pass initialization status to calls to
5568 var_reg_set, var_mem_set, var_reg_delete_and_set and
5569 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5570 var_reg_delete_and_set and var_mem_delete_and_set; call
5571 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5572 make up for change in add_stores.
5573 (vt_add_function_parameters): Add status to calls to
5575 * config/darwin.c (darwin_override_options): Turn on uninitialized
5576 tracking automatically, if var_tracking is on and the system is
5579 2007-07-13 Sa Liu <saliu@de.ibm.com>
5581 * config.gcc: Add options for arch and tune on SPU.
5582 * config/spu/predicates.md: Add constant operands 0 and 1.
5583 * config/spu/spu-builtins.def: Add builtins for double precision
5584 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5585 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5587 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5589 * config/spu/spu-protos.h: Add new function prototypes.
5590 * config/spu/spu.c (spu_override_options): Check options -march and
5592 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5593 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5595 (spu_const_from_int): New. Create a vector constant from 4 ints.
5596 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5597 (spu_emit_vector_compare): New. Emit vector compare.
5598 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5599 * config/spu/spu.h: Add options -march and -mtune. Define processor
5600 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5601 CANONICALIZE_COMPARISON.
5602 * config/spu/spu.md: Add new insns for double precision compare
5603 and double precision vector compare. Add vcond and smax/smin patterns
5604 to enable DFmode vector conditional expression.
5605 * config/spu/spu.opt: Add options -march and -mtune.
5606 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5607 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5608 both CELL and CELLEDP targets: spu_testsv.
5609 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5612 2007-07-13 Richard Guenther <rguenther@suse.de>
5614 PR tree-optimization/32721
5615 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5616 TREE_THIS_VOLATILE on the folded reference.
5617 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5618 if the array reference has TREE_THIS_VOLATILE set.
5620 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5623 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5625 2007-07-13 Andreas Schwab <schwab@suse.de>
5627 * gengtype-lex.l: Allow declarations to be indented.
5629 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5631 * ginclude/tgmath.h: New.
5632 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5633 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5634 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5635 * configure: Regenerate.
5637 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5639 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5640 correct index when setting register save state for xd
5643 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5645 * config/sh/sh.c (mark_use): Remove.
5647 2007-07-12 Paul Brook <paul@codesourcery.com>
5649 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5650 reg does not overlap return value.
5652 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5654 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5655 (set_expression_vuses): Ditto.
5656 (init_pre): Initialize expression_vuses.
5658 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5660 * config/i386/sse.md (storentdf, storentsf): New.
5662 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5664 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5666 * tree.c (build_decl_stat): Move code from here...
5667 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5668 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5669 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5670 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5671 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5674 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5675 Devang Patel <dpatel@apple.com>
5677 PR tree-optimization/25413
5678 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5679 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5680 * tree.h (contains_packed_reference): New.
5681 * expr.c (contains_packed_reference): New.
5682 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5683 (vect_enhance_data_refs_alignment): Call
5684 vector_alignment_reachable_p.
5685 * target.h (vector_alignment_reachable): New builtin.
5686 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5687 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5688 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5690 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5692 * target.h (builtin_vectorization_cost): Add new target builtin.
5693 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5694 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5695 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5696 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5697 uninitialized variables.
5698 * tree-vect-transform.c (cost_for_stmt): New function.
5699 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5700 using cost 1 for all scalar stmts. Be less conservative when
5701 estimating the number of prologue/epulogue iterations. Call
5702 targetm.vectorize.builtin_vectorization_cost. Return
5703 min_profitable_iters-1.
5704 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5705 initialization cost instead of TARG_VEC_STMT_COST. Use
5706 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5707 epilogue code. Fix epilogue cost computation.
5708 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5709 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5710 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5711 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5712 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5713 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5715 2007-07-12 Richard Guenther <rguenther@suse.de>
5717 * gimplify.c (gimplify_conversion): Make sure that the result
5718 from maybe_fold_offset_to_reference is trivially convertible
5719 to the desired type before doing the simplification.
5720 (gimplify_expr): Likewise.
5721 * fold-const.c (fold_binary): Use the correct types for
5722 building the simplified expression.
5724 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5726 PR rtl-optimization/32729
5727 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5728 that fallthru to exit.
5730 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5732 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5733 (symDTPOFF2reg): Likewise.
5735 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5737 PR tree-optimization/32663
5739 * tree.h (VALUE_HANDLE_VUSES): Remove.
5740 (struct tree_value_handle): Remove vuses.
5742 * tree-vn.c (create_value_handle_for_expr): Don't set
5745 * tree-ssa-pre.c (expression_vuses): New.
5746 (alloc_expression_id): Set up expression_vuses.
5747 (get_expression_vuses): New.
5748 (set_expression_vuses): Ditto.
5749 (clear_expression_ids): Modify for expression_vuses.
5750 (phi_translate_1): Ditto.
5751 (phi_translate_set): Ditto.
5752 (value_dies_in_block_x): Ditto
5753 (valid_in_sets): Ditto.
5754 (add_to_sets): Ditto.
5755 (find_existing_value_expr): Ditto.
5756 (create_value_handle_for_expr): Ditto.
5757 (make_values_for_stmt): Ditto.
5758 (vuse_equiv): Remove.
5760 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5762 * Makefile.in (mostlyclean): Remove object files.
5764 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5766 * toplev.c (no_new_pseudos): Deleted.
5767 * rtl.h (no_new_pseudos): Deleted.
5768 * tree-pass.h (pass_no_new_pseudos): Deleted.
5769 * passes.c (pass_no_new_pseudos): Deleted.
5770 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5771 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5772 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5774 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5775 * rtlhooks.c (gen_lowpart_general): Ditto.
5776 * optabs.c (prepare_operand): Ditto.
5777 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5779 * modulo-sched.c (rest_of_handle_sms): Ditto.
5780 * see.c (rest_of_handle_see): Ditto.
5781 * ifcvt.c (if_convert): Ditto.
5782 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5784 * init-regs.c (gate_initialize_regs): Deleted set of
5786 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5787 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5788 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5790 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5793 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5794 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5795 (*vec_extractv2di_1_rex64): New insn pattern.
5797 2007-07-11 David Daney <ddaney@avtrex.com>
5799 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5800 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5801 for SIGNAL_UNWIND_RETURN_COLUMN.
5802 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5803 (DWARF_FRAME_REGNUM): Rewrite.
5804 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5806 2007-07-11 Nick Clifton <nickc@redhat.com>
5808 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5809 delta and use gen_int_mode in place of GET_INT instead.
5811 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5813 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5816 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5818 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5819 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5821 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5822 (USE_CANONICAL_TYPES): New.
5823 * doc/invoke.texi (verify-canonical-types): Remove.
5824 (use-canonical-types): Add.
5826 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5828 * config/spu/spu.c (spu_optimization_options): Remove setting of
5829 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5830 (spu_override_options): Move it here.
5832 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5834 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5835 * config/mips/mips.c (mips_cpu_info_table): Mention
5836 MIPS_ISA_LEVEL_SPEC in the comment.
5838 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5840 PR tree-optimization/32713
5841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5843 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5846 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5847 conditional to flag_isoc99.
5848 (c_common_init_options): Do it here, unconditionally.
5850 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5852 PR tree-optimization/32589
5853 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5854 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5855 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5856 predicate, extracted from...
5857 (set_rhs): ...here. Call it for the expression on entry.
5858 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5859 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5860 (simplify_binary_expression): Use valid_gimple_expression_p
5861 to validate the simplification.
5862 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5864 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5866 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5867 DWARF2_DEBUG on 32 bit target too.
5868 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5870 2007-07-11 Nick Clifton <nickc@redhat.com>
5872 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5873 version for 64-bit hosts.
5875 2007-07-10 David Daney <ddaney@avtrex.com>
5877 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5879 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5881 * config/mips/mips.c (mips_expand_synci_loop): New function.
5882 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5883 (UNSPEC_RDHWR): Same.
5884 (UNSPEC_SYNCI): Same.
5885 (UNSPEC_SYNC): Same.
5886 (clear_cache): New expand.
5890 (clear_hazard): Same.
5891 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5893 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5894 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5896 2007-07-10 Ian Lance Taylor <iant@google.com>
5898 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5901 2007-07-10 David Daney <ddaney@avtrex.com>
5903 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5904 * builtins.c (expand_builtin___clear_cache): New function.
5905 (expand_builtin): Call expand_builtin___clear_cache for
5906 BUILT_IN_CLEAR_CACHE case.
5907 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5908 * doc/md.texi (clear_cache): Document new instruction pattern.
5909 * testsuite/gcc.dg/builtins-64.c: New test.
5911 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5913 * config/cris/cris.md ("movsi"): Fix typo in last change.
5915 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5918 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5920 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5921 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5922 for FUNCTION_DECLs. Don't use align_functions_log if
5924 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5925 even for FUNCTION_DECLs.
5926 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5928 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5929 (DECL_FUNCTION_CODE): Update for new location and name of
5931 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5932 (struct tree_decl_common): Move 'align' and 'off_align' out
5933 of union, ensure they're still on a 32-bit boundary. Remove
5934 other fields in union 'u1'.
5935 (struct tree_function_decl): Add field 'function_code' replacing
5936 'u1.f' in tree_decl_common.
5937 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5938 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5939 (Variable Attributes): Cross-reference 'aligned' attribute
5940 to Function Attributes.
5941 * flags.h (force_align_functions_log): Delete.
5942 * toplev.c (force_align_functions_log): Delete.
5944 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5947 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5948 (*vec_concatv2di_rex): New insn pattern.
5950 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5953 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5955 2007-07-10 Ian Lance Taylor <iant@google.com>
5957 Replace no_new_pseudos in backends.
5958 * rtl.h (can_create_pseudo_p): Define.
5959 * config/darwin.c (machopic_indirect_data_reference): Use
5960 can_create_pseudo_p () instead of no_new_pseudos.
5961 (machopic_indirect_data_reference): Likewise.
5962 (machopic_legitimize_pic_address): Likewise.
5963 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5964 (alpha_emit_set_const_1): Likewise.
5965 (alpha_emit_set_const): Likewise.
5966 (alpha_emit_conditional_move): Likewise.
5967 (alpha_split_conditional_move): Likewise.
5968 * config/alpha/alpha.md (various splitters): Likewise.
5970 * config/arm/arm.c (legitimize_pic_address): Likewise.
5971 (arm_load_pic_register): Likewise.
5972 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5973 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5974 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5975 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5976 * config/cris/cris.md (movsi): Likewise.
5977 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5978 (symGOTOFF2reg_hilo): Likewise.
5979 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5980 * config/h8300/h8300.md (insv, extzv): Likewise.
5981 * config/i386/i386.c (ix86_expand_move): Likewise.
5982 (ix86_expand_vector_move): Likewise.
5983 (ix86_prepare_fp_compare_args): Likewise.
5984 (ix86_expand_carry_flag_compare): Likewise.
5985 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5986 (tls_dynamic_gnu2_combine_32): Likewise.
5987 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5988 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5989 (ia64_expand_movxf_movrf): Likewise.
5990 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5991 (m32c_split_move): Likewise.
5992 (m32c_expand_insv): Likewise.
5993 * config/m68k/m68k.md (movsi): Likewise.
5994 * config/mips/mips.c (mips_force_temporary): Likewise.
5995 (mips_split_symbol): Likewise.
5996 (mips_move_integer): Likewise.
5997 (mips_legitimize_const_move): Likewise.
5998 * config/mn10300/mn10300.md (movsi): Likewise.
5999 * config/pa/pa.c (emit_move_sequence): Likewise.
6000 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6001 (rs6000_got_register): Likewise.
6002 (create_TOC_reference): Likewise.
6003 (rs6000_machopic_legitimize_pic_address): Likewise.
6004 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6005 (various splitters): Likewise.
6006 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6007 (movsi_got): Likewise.
6008 * config/s390/s390.c (emit_symbolic_move): Likewise.
6009 * config/s390/s390.md (movhi, movqi): Likewise.
6010 (load_multiple, store_multiple): Likewise.
6011 * config/score/score.c (score_force_temporary): Likewise.
6012 * config/sh/sh.c (prepare_move_operands): Likewise.
6013 (prepare_cbranch_operands): Likewise.
6014 (emit_fpu_switch): Likewise.
6015 (fpscr_set_from_mem): Likewise.
6016 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6017 (adddi3, subsi3): Likewise.
6018 (various splitters): Likewise.
6019 (divsi_inv_fp_combine): Likewise.
6020 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6021 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6023 * config/sh/predicates.md (xor_operand): Likewise.
6024 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6025 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6026 (movdi_pic_label_ref): Likewise.
6027 * config/spu/spu.c (spu_split_immediate): Likewise.
6028 * config/alpha/alpha.md (various splitters): Remove test
6029 !no_new_pseudos || reload_completed.
6030 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6032 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6033 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6034 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6035 * config/score/score.c (th_output_mi_thunk): Likewise.
6036 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6037 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6039 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6041 PR rtl-optimization/32664
6042 * mode-switching.c (create_pre_exit): Skip barrier insns.
6044 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6046 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6047 force_gimple_operand_bsi.
6048 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6049 rewrite_use_compare): Ditto.
6050 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6052 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6053 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6054 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6055 * tree-profile.c (prepare_instrumented_value,
6056 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6057 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6058 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6059 tree_gen_ior_profiler): Ditto.
6060 * tree-ssa-reassoc.c (negate_value): Ditto.
6061 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6062 Use force_gimple_operand_bsi.
6063 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6064 * tree-if-conv.c (add_to_dst_predicate_list,
6065 find_phi_replacement_condition): Ditto.
6066 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6067 Call mark_symbols_for_renaming for new statements.
6068 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6070 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6072 * cfghooks.c (remove_edge): New function.
6073 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6075 * cfghooks.h (remove_edge): Declare.
6076 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6077 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6079 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6081 * optabs.h: Added declaration for signbit_optab.
6082 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6083 * genoptinit.c (optabs): Added entry for signbit insns.
6084 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6086 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6087 * config/s390/s390.md (signbit<mode>2): New expander.
6089 2007-07-09 Richard Guenther <rguenther@suse.de>
6092 * fold-const.c (fold_plusminus_mult_expr): Move constant
6093 arguments second to allow decomposing.
6095 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6098 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6100 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6101 Disregard DECL_FROM_INLINE.
6103 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6106 * doc/invoke.texi: Add ftree-reassoc flag.
6107 * common.opt (ftree-reassoc): New flag.
6108 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6109 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6111 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6113 PR tree-optimization/32681
6114 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6115 saved in second_edge->aux when first_bb is a loop header.
6117 2007-07-09 Jan HUbicka <jh@suse.cz>
6119 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6121 2007-07-09 Richard Guenther <rguenther@suse.de>
6123 * c-decl.c (start_function): Do not promote return type.
6125 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6127 * function.c (do_warn_unused_parameter): Do not warn if
6128 TREE_NO_WARNING is set.
6130 2007-07-08 Andreas Schwab <schwab@suse.de>
6132 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6134 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6137 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6139 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6140 apply to assembly language, too.
6141 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6143 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6145 Revert (note the sccvn portions are *not* reverted)
6146 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6148 Fix PR tree-optimization/23488
6150 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6152 * tree-flow-inline.h (get_value_handle): Ditto.
6153 * tree-ssa-pre.c (decl_vh_map): New.
6154 (decl_node_pool): New.
6155 (can_value_number_operation): Support DECL_P.
6156 (can_PRE_operation): Ditto.
6157 (create_expression_by_pieces): Ditto.
6158 (find_existing_value_expr): Modify to differnetiate between
6159 addressing and top level.
6160 (create_value_handle_for_expr): Handle DECL's.
6161 (poolify_tree): Ditto.
6162 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6163 (make_values_for_stmt): Handle DECL's properly.
6164 (init_pre): Reorg to not init useless things during FRE.
6166 * tree-flow.h: Include pointer-set.h.
6167 (decl_vh_map): Declare.
6168 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6170 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6172 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6173 the constraint description.
6174 * doc/md.texi: Update documentation of AVR constraints.
6176 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6178 * auto-inc-dec.c, config/arm/arm.c,
6179 config/m32r/constraints.md, config/mips/mips.md,
6180 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6181 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6182 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6183 typos. Follow spelling conventions.
6184 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6186 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6187 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6189 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6190 realloc_vuse): Remove.
6191 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6194 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6196 Fix PR tree-optimization/23488
6198 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6199 (try_to_simplify): Ditto.
6201 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6203 * tree-flow-inline.h (get_value_handle): Ditto.
6204 * tree-ssa-pre.c (decl_vh_map): New.
6205 (decl_node_pool): New.
6206 (can_value_number_operation): Support DECL_P.
6207 (can_PRE_operation): Ditto.
6208 (create_expression_by_pieces): Ditto.
6209 (find_existing_value_expr): Modify to differnetiate between
6210 addressing and top level.
6211 (create_value_handle_for_expr): Handle DECL's.
6212 (poolify_tree): Ditto.
6213 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6214 (make_values_for_stmt): Handle DECL's properly.
6215 (init_pre): Reorg to not init useless things during FRE.
6217 * tree-flow.h: Include pointer-set.h.
6218 (decl_vh_map): Declare.
6219 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6221 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6223 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6224 apply to assembly language, too.
6225 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6227 2007-07-06 Ian Lance Taylor <iant@google.com>
6228 Zack Weinberg <zackw@panix.com>
6231 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6233 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6235 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6236 (prefetch): Likewise if "pref" would be used.
6238 2007-07-06 Josh Conner <jconner@apple.com>
6242 * calls.c (store_one_arg): Handle arguments which are partially
6243 on the stack when detecting argument overlap.
6245 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6247 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6248 chosen during find_reloads.
6250 2007-07-06 Richard Guenther <rguenther@suse.de>
6252 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6253 TYPE_ARG_TYPES for verification of argument types. Use
6254 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6255 parameters as variable arguments.
6257 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6259 * libgcc2.h (word_type): Type definition removed.
6260 (cmp_return_type, shift_count_type): Type definitions added.
6261 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6262 replaced with shift_count_type.
6263 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6265 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6266 changed from word_type to Wtype.
6267 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6268 replaced with shift_count_type.
6269 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6271 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6272 and libgcc_shift_count attribute added.
6273 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6274 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6275 (TARGET_INITIALIZER): New target hooks added.
6276 * targhooks.c (default_libgcc_cmp_return_mode,
6277 default_libgcc_shift_count_mode): Default implementations for the new
6279 * targhooks.h (default_libgcc_cmp_return_mode,
6280 default_libgcc_shift_count_mode): Function prototypes added.
6281 * target.h (struct gcc_target): Fields for the new target hooks added.
6282 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6284 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6287 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6288 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6290 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6291 s390_libgcc_shift_count_mode): Functions added.
6292 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6293 Target hooks defined.
6295 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6297 * config/mips/mips.c (compute_frame_size): Restore the original
6298 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6299 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6300 Document why the difference is needed.
6302 2007-07-06 Richard Guenther <rguenther@suse.de>
6304 * c-common.c (boolean_increment): Use correctly typed
6307 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6309 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6310 the topmost argument register is not also included in the save mask.
6311 (mips16e_collect_argument_save_p): Take a pointer to the argument
6312 register, rather than a pointer to the number of arguments.
6313 (mips16e_collect_argument_saves): Only include argument saves
6314 that aren't in the register mask.
6316 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6318 PR rtl-optimization/32450
6319 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6320 to ensure that instructions are not moved into the prologue when
6321 profiling is on. Remove unused prologue_end variable.
6322 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6323 as a scheduling barrier.
6325 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6328 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6329 Disregard DECL_FROM_INLINE.
6331 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6333 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6334 IORing with a constant.
6336 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6338 PR rtl-optimization/32475
6339 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6340 for every definition of the stack pointer.
6342 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6344 * arm.c (vfp3_const_double_index): Copy signed results of
6345 REAL_VALUE_TO_INT into unsigned vars.
6347 2007-07-05 Richard Guenther <rguenther@suse.de>
6350 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6352 * tree-ssa.c (useless_type_conversion_p): Check canonical
6355 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6357 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6358 zero_extendhisi2): Change to define_insn_and_split.
6359 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6361 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6363 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6364 pass_match_asm_constraints): New.
6365 * passes.c (init_optimization_passes): Add new pass.
6366 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6367 * function.h (struct function): Add has_asm_statement bit.
6368 (current_function_has_asm_statement): New.
6369 * tree-pass.h (pass_match_asm_constraints): New.
6371 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6373 * config/mips/mips.c (mips_file_start): Avoid declaration
6376 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6378 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6380 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6382 * rtl.def (NOTE): Change print format string to print
6383 operand 5 as a note insn name.
6385 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6386 David Ung <davidu@mips.com>
6388 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6389 * doc/invoke.texi: (MIPS Options): Document them.
6391 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6392 David Ung <davidu@mips.com>
6394 Add support for SmartMIPS ASE.
6396 * optabs.c (expand_binop_directly): New, broken out from...
6397 (expand_binop): Here. Make it try rotating in the other
6398 direction even when the second operand isn't constant.
6399 * config/mips/mips.md (*lwxs): New.
6400 * config/mips/mips.opt (msmartmips): New.
6401 * config/mips/mips.c (mips_lwxs_address_p): New.
6402 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6403 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6404 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6405 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6406 (ISA_HAS_LWXS): New.
6407 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6408 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6409 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6410 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6411 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6412 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6413 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6415 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6417 * tree-vectorizer.c (new_loop_vec_info): Initialize
6418 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6419 * tree-vectorizer.h (_loop_vec_info): Added new filed
6420 min_profitable_iters.
6421 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6422 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6423 * tree-vect-analyze.c (vect_analyze_operations): Set
6424 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6425 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6426 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6427 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6428 and prologue cost to after they are computed.
6429 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6431 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6432 of creating vectors from scalars according to dt.
6433 (vect_model_store_cost): Likewise.
6434 (vectorizable_call): Use dt array instead of scalar dt. Call
6435 vect_model_simple_cost with additional argument dt.
6436 (vectorizable_assignment): Likewise.
6437 (vectorizable_operation): Likewise.
6438 (vectorizable_type_demotion): Likewise.
6439 (vectorizable_type_promotion): Likewise.
6440 (vectorizable_store): Use dt array instead of scalar dt. Call
6441 vect_model_store_cost with additional argument dt.
6442 (vect_do_peeling_for_loop_bound): Don't call
6443 vect_estimate_min_profitable_iters. Instead, lookup
6444 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6445 "may not be profitable".
6447 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6450 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6451 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6452 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6453 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6455 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6457 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6458 addressing modes cheaper.
6460 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6462 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6463 (dw_ranges_struct): Rename block_num to num. Adjust.
6464 (dw_ranges_by_label_struct): New.
6465 (ranges_by_label, ranges_by_label_allocated,
6466 ranges_by_label_in_use): New variables.
6467 (add_ranges_num): Factored most of the code out of...
6468 (add_ranges): ... this one. Rewrite in terms of the former.
6469 (add_ranges_by_labels): New.
6470 (output_ranges): Output by-label ranges.
6471 (dwarf2out_finish): Output range for multiple-section
6472 compile_unit. Output standard DW_AT_low_pc in addition to
6473 unexpected DW_AT_entry_pc.
6475 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6477 PR tree-optimization/32604
6478 PR tree-optimization/32606
6480 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6481 (compute_antic_safe): Removed.
6482 (ANTIC_SAFE_LOADS): Ditto.
6483 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6484 (execute_pre): Don't call compute_antic_safe.
6485 (vuse_equiv): New function.
6486 (make_values_for_stmt): Use it
6487 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6490 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6493 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6495 (avr_attribute_table): Make "naked" attribute apply to function types
6496 rather than to decls.
6497 (avr_handle_fntype_attribute): New function.
6499 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6501 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6504 2007-07-04 David Ung <davidu@mips.com>
6505 Joseph Myers <joseph@codesourcery.com>
6507 * config/mips/mips.md (type): Add logical, signext and move.
6508 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6509 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6510 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6511 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6512 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6513 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6514 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6515 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6516 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6517 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6518 movv2sf_hardfloat_64bit): Use the new types.
6519 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6520 *movdf_softfloat, *movdf_mips16): Use "multi".
6521 (extendqihi2): Replace with a define_expand.
6522 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6523 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6524 * config/mips/74k.md (r74k_int_logical): New reservation and
6526 (r74k_int_arith): Remove "slt".
6527 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6528 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6529 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6530 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6531 reservations for "arith".
6533 2007-07-04 Richard Guenther <rguenther@suse.de>
6535 * tree-ssa.c (useless_type_conversion_p): Add handling for
6536 scalar float and vector types. Only call the types_compatible_p
6537 langhook for aggregate types as last resort. Follow the
6540 2007-07-04 Richard Guenther <rguenther@suse.de>
6542 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6543 the same as NOP_EXPR.
6545 2007-07-04 Nick Clifton <nickc@redhat.com>
6547 * target.h (struct gcc_target): Add target_help field.
6548 * target-def.h (TARGET_HELP): New.
6549 (TARGET_INITIALIZER): Use TARGET_HELP.
6550 * opts.c (command_handle_option): Invoke target_help function, if
6551 defined, when the user has specified --target-help on the command
6553 * doc/invoke.texi: Mention that --target-help might print
6554 additional information.
6555 * doc/tm.texi: Document TARGET_HELP hook.
6557 * arm.c (TARGET_HELP): Override default definition.
6558 (arm_target_help): New - display a wrapped list of cores and
6559 architectures supported.
6561 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6563 * config/v850/v850.c (expand_prologue): Make sure
6564 GEN_INT() argument is sign extended rather than zero extended.
6565 (expand_epilogue): Likewise.
6566 (output_move_double): Delete.
6567 * config/v850/v850-protos.h (output_move_double): Delete.
6568 * config/v850/v850.md (movdi): Delete.
6569 (*movdi_internal): Delete.
6571 (*movdf_internal): Delete.
6573 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6575 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6576 unless compiling RTP PIC.
6578 2007-07-04 Richard Guenther <rguenther@suse.de>
6580 PR tree-optimization/32482
6581 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6582 original ssa name if we didn't find a shift expression.
6583 Fix shift constant for bit zero test.
6585 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6587 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6589 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6591 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6592 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6593 * config/arm/vxworks.h (ASM_SPEC): Delete.
6594 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6596 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6598 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6599 (DDR_REVERSED_P): New.
6600 * tree-data-ref.c (initialize_data_dependence_relation,
6601 build_classic_dist_vector): Set DDR_REVERSED_P.
6603 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6606 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6607 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6608 init_omega_for_ddr_1): Use non conservative number of iterations
6610 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6611 (analyze_siv_subscript): Remove FIXME and reinitialization of
6612 last_conflicts to chrec_dont_know.
6613 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6615 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6617 * tree.c (maybe_canonicalize_argtypes): Improve description.
6619 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6621 * tree.c (maybe_canonicalize_argtypes): New.
6622 (build_function_type): Set canonical type.
6623 (build_method_type_directly): Ditto.
6624 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6627 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6629 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6631 (rewrite_use_nonlinear_expr): Likewise.
6633 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6635 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6637 2007-07-04 Ben Elliston <bje@au.ibm.com>
6639 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6642 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6644 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6645 (Exception Handling): Likewise.
6647 2007-07-03 Jan Hubicka <jh@suse.cz>
6649 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6651 2007-07-03 Eric Christopher <echristo@apple.com>
6653 * doc/cppopts.texi: Add conflicting option note to -dM.
6654 * doc/invoke.texi: Add note about possible conflicts with
6655 -E for -dCHARS and note that -dM will not produce
6656 any results if there is no machine dependent reorg.
6658 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6660 * tree.h (DECL_ALIGN): Back out previous change.
6662 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6664 * configure.ac: Test for .dtprelword support on MIPS.
6665 * configure, config.in: Regenerate.
6666 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6667 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6669 2007-07-03 Julian Brown <julian@codesourcery.com>
6671 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6672 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6673 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6674 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6676 (all_fpus): Add FPUTYPE_VFP3.
6677 (fp_model_for_fpu): Add VFPv3 field.
6678 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6679 (vfp3_const_double_index): New function. Return integer index of
6680 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6682 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6683 and argument represents a valid RTX for a VFPv3 constant.
6684 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6686 (vfp_emit_fstmd): Similar, for fstmd.
6687 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6688 constants, represented as integer indices.
6689 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6690 VFP_REGNO_OK_FOR_DOUBLE macros.
6691 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6692 (arm_file_start): Set float-abi attribute for VFPv3, and output
6693 correct ".fpu" assembler directive.
6694 (arm_dbx_register_numbering): Add FIXME.
6695 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6696 (fputype): Add FPUTYPE_VFP3.
6697 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6698 (CALL_USED_REGISTERS): Likewise.
6699 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6700 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6701 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6702 (D7_VFP_REGNUM): New.
6703 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6704 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6705 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6706 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6707 (REG_ALLOC_ORDER): Adjust for VFPv3.
6708 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6709 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6710 VFP_LO_REGS, VFP_HI_REGS.
6711 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6712 (IS_VFP_CLASS): Define macro.
6713 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6715 (REGISTER_MOVE_COST): Likewise.
6716 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6717 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6718 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6719 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6720 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6721 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6722 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6723 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6724 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6725 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6726 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6727 where appropriate for single-word registers.
6728 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6729 As above. Fix type attributes.
6730 * config/arm/constraints.md (register_contraint "t"): Define.
6731 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6733 (register_constraint "x"): Define.
6734 (constraint "Dv"): Define.
6736 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6738 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6740 2007-07-03 Tom Tromey <tromey@redhat.com>
6742 * c-parser.c (objc_pq_context): Removed.
6743 (objc_need_raw_identifier): Likewise.
6744 (c_parser) <objc_pq_context>: New field.
6745 <objc_need_raw_identifier>: Likewise.
6746 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6747 (c_lex_one_token): Update.
6748 (c_parser_objc_protocol_definition): Update.
6749 (c_parser_objc_method_definition): Update.
6750 (c_parser_objc_methodproto): Update.
6751 (c_parser_declspecs): Update.
6753 2007-07-03 David Ung <davidu@mips.com>
6755 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6757 2007-07-03 David Ung <davidu@mips.com>
6758 Richard Sandiford <richard@codesourcery.com>
6760 * doc/invoke.texi: Document -march=74kf3_2.
6761 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6762 (TUNE_74K): Check for it.
6763 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6764 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6765 * config/mips/mips.md (cpu): Add 74kf3_2.
6766 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6767 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6768 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6769 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6770 74kf3_2 to the CPU list.
6771 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6772 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6773 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6774 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6775 (r74kf3_2_fxfer_from_c1): New insn reservations.
6777 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6778 David Ung <davidu@mips.com>
6780 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6781 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6782 and 74k[fx]. Document aliases for the new options.
6783 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6784 (PROCESSOR_24KF2_1): ...this.
6785 (PROCESSOR_24KX): Rename to...
6786 (PROCESSOR_24KF1_1): ...this.
6787 (PROCESSOR_74KF): Rename to...
6788 (PROCESSOR_74KF2_1): ...this.
6789 (PROCESSOR_74KX): Rename to...
6790 (PROCESSOR_74KF1_1): ...this.
6791 (TUNE_74K): Update PROCESSOR_* names.
6792 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6793 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6794 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6795 (mips_rtx_cost_data): Update processor names in comments.
6796 (mips_issue_rate): Update PROCESSOR_* names.
6797 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6798 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6799 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6800 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6801 Update cpu attribute names.
6802 (r24k_fpu_iss): Rename this reservation to...
6803 (r24kf2_1_fpu_iss): ...this and update all uses.
6804 (r24kx_fpu_iss): Rename this reservation to...
6805 (r24kf1_1_fpu_iss): ...this and update all uses.
6806 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6807 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6808 Update cpu attribute names.
6810 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6812 * config/m32r/constraints.md: New file.
6813 * config/m32r/m32r.c: Include tm-constrs.h.
6814 (small_data_operand): Use satisfies_constraint_* instead of macro.
6815 (addr24_operand, gen_compare): Likewise.
6816 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6817 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6818 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6819 EXTRA_CONSTRAINT): Likewise.
6820 * config/m32r/m32r.md: Include constraints.md.
6821 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6822 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6823 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6824 (two_insn_const_operand, int8_operand, uint16_operand,
6825 reg_or_int16_operand, reg_or_uint16_operand,
6826 reg_or_cmp_int16_operand, cmp_int16_operand,
6827 seth_add3_operand): Likewise.
6829 2007-07-03 Eric Christopher <echristo@gmail.com>
6831 * libgcc2.h: Conditionally declare __bswapsi2 and
6834 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6836 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6839 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6842 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6843 (__gthrw_pragma): Provide default definition.
6845 * gthr-posix.c (__gthrw_pragma): Define.
6847 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6849 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6850 before declaring inequality.
6852 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6854 * combine.c (recog_for_combine): Log the success or failure of
6855 matching new insn patterns against the machine description in
6858 2007-07-03 Revital Eres <eres@il.ibm.com>
6860 * ddg.c (print_sccs): New function.
6861 (check_sccs): New function.
6862 (create_ddg_all_sccs): Use it.
6863 * ddg.h (print_sccs): Declare.
6864 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6866 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6868 * targhooks.h (default_mode_for_suffix): New function declaration.
6869 * targhooks.c (default_mode_for_suffix): New default target hook.
6870 * target.h (struct c): New structure in the targetm struct.
6871 (mode_for_suffix): New target hook as part of struct c.
6872 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6873 default_mode_for_suffix.
6874 (TARGET_C): New define.
6875 * c-lex.c: Include "target.h".
6876 (interpret_float): Use targetm.c.mode_for_suffix to determine
6877 the mode for a given non-standard suffix.
6878 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6880 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6881 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6883 * doc/extend.texi (Floating Types): New node. Document __float80 and
6884 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6886 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6889 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6890 predicate instead of target_operand.
6891 (divsi3_i1_media, divsi3_media_2): Likewise.
6893 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6895 * tree.h (alias_sets_might_conflict_p): Rename into
6896 alias_sets_must_conflict_p.
6897 * alias.c (alias_sets_might_conflict_p): Likewise.
6898 (alias_sets_conflict_p): Use it.
6899 (objects_must_conflict_p): Likewise.
6900 * c-common.c (strict_aliasing_warning): Adjust.
6902 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6904 * rtlhooks.c (gen_lowpart_if_possible): Check for
6905 invalid subreg before calling gen_lowpart_SUBREG.
6907 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6909 * config/darwin9.h: Add copyright notice.
6910 (LINK_COMMAND_SPEC): Add comment.
6911 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6912 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6913 DARWIN_LIBSYSTEM_HAS_UNWIND.
6915 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6918 * omp-low.c (check_combined_parallel): New function.
6919 (lower_omp_parallel): Call it via walk_stmts, set
6920 OMP_PARALLEL_COMBINED if appropriate.
6921 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6922 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6923 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6924 don't consider it as combined parallel.
6926 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6928 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6929 (gcc_tooldir): Likewise.
6930 * configure: Regenerate.
6931 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6932 old configure.ac gcc_tooldir setting.
6933 (prefix_to_exec_prefix): New variable.
6934 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6935 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6937 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6939 Fix PR tree-optimization/32583
6940 Fix PR tree-optimization/32584
6941 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6942 (phi_translate_set): Use phi_translate directly now.
6943 (make_values_for_stmt): Don't value number RHS if we already know
6946 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6947 Jim Wilson <wilson@specifix.com>
6950 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6953 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6954 Richard Sandiford <richard@codesourcery.com>
6955 Nigel Stephens <nigel@mips.com>
6957 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6958 (mips16e_output_save_restore): Declare.
6959 (mips16e_save_restore_pattern_p): Likewise.
6960 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6961 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6962 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6963 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6964 (BITSET_P): New global macro, extracted from...
6965 (mips_for_each_saved_reg): ...here.
6966 (mips16e_save_restore_info): New struct.
6967 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6968 (mips16e_save_restore_regs): New variable.
6969 (mips_split_plus, mips16e_find_first_register): New functions.
6970 (mips16e_mask_registers): New function.
6971 (compute_frame_size): Expand the commentary before the function.
6972 Enforce the MIPS16e save and restore register range restrictions.
6973 Pad the general register save area at the low end.
6974 (mips16e_save_restore_reg, mips16e_build_save_restore)
6975 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6976 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6977 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6979 (mips_expand_prologue, mips_expand_epilogue): Handle
6980 GENERATE_MIPS16E_SAVE_RESTORE.
6981 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6983 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6985 PR tree-optimization/31966
6986 PR tree-optimization/32533
6987 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6988 "basic_block" description as its third argument. Update function
6989 calls to get destination bb from "edge" argument. Save "cond" into
6990 aux field of the edge. Update prototype for changed arguments.
6991 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6993 (find_phi_replacement_condition): Operate on incoming edges, not
6994 on predecessor blocks. If there is a condition saved in the
6995 incoming edge aux field, AND it with incoming bb predicate.
6996 Return source bb of the first edge.
6997 (clean_predicate_lists): Clean aux field of outgoing node edges.
6998 (tree_if_conversion): Do not initialize cond variable. Move
6999 variable declaration into the loop.
7000 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7001 initializations of new_stmt, arg0 and arg1 variables.
7003 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7005 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7006 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7008 2007-07-02 Richard Guenther <rguenther@suse.de>
7010 * tree-ssa.c (useless_type_conversion_p): Document
7011 future intent as defining the middle-end type system.
7012 Re-structure to call langhook last, group by type class,
7013 mark questionable parts.
7015 2007-07-02 Richard Guenther <rguenther@suse.de>
7017 * tree-flow.h (types_compatible_p): Declare.
7018 * tree-ssa.c (types_compatible_p): New function.
7019 * ipa-type-escape.c (discover_unique_type): Use
7020 types_compatible_p instead of lang_hooks.types_compatible_p.
7021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7022 * tree-vn.c (expressions_equal_p): Likewise.
7023 * tree.c (fields_compatible_p): Likewise.
7024 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7025 (cprop_operand): Use useless_type_conversion_p instead of
7026 lang_hooks.types_compatible_p.
7027 * tree-inline.c (setup_one_parameter): Likewise.
7028 (declare_return_variable): Likewise.
7029 * tree-nrv.c (tree_nrv): Likewise.
7030 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7031 (maybe_fold_offset_to_component_ref): Likewise.
7032 (maybe_fold_offset_to_reference): Likewise.
7033 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7034 (merge_alias_info): Likewise.
7035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7036 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7037 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7038 * tree-tailcall.c (find_tail_calls): Likewise.
7039 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7040 * gimplify.c (canonicalize_addr_expr): Likewise.
7041 (fold_indirect_ref_rhs): Likewise.
7042 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7043 (cpt_same_type): Likewise.
7044 (check_pointer_types_r): Swap parameters to cpt_same_type
7046 * fold-const.c (fold_convert): Revert fix for PR15988.
7047 * tree-inline.c (setup_one_parameter): Instead fix it here by
7048 using fold_build1 instead of fold_convert and checking for
7049 error_mark_node. Convert only if the conversion is necessary.
7051 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7053 * configure.ac: Check for .gnu_attribute on Power.
7054 * configure: Regenerate.
7055 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7056 attribute for floating-point ABI.
7058 2007-07-02 Ira Rosen <irar@il.ibm.com>
7060 PR tree-optimization/32230
7061 PR tree-optimization/32477
7062 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7063 address is a constant.
7065 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7067 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7068 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7069 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7070 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7071 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7072 64-bit targets. Add support for *-elfoabi*.
7073 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7074 different settings if $(tm_defines) does not select the EABI.
7075 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7076 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7077 (MIPS_ARCH_OPTION_SPEC): Likewise.
7078 (MIPS_ISA_LEVEL_SPEC): Likewise.
7079 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7080 * config/mips/elfoabi.h: New file.
7082 2007-07-02 Richard Guenther <rguenther@suse.de>
7084 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7085 (useless_type_conversion_p): ... this.
7086 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7087 (useless_type_conversion_p): ... this.
7088 * builtins.c (fold_builtin_memory_op): Rename
7089 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7090 * tree-cfg.c (verify_expr): Likewise.
7091 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7092 * tree-ssa-ccp.c (ccp_fold): Likewise.
7093 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7094 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7096 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7097 * tree-ssa-pre.c (eliminate): Likewise.
7098 * tree-ssa.c (delete_tree_ssa): Likewise.
7099 (tree_ssa_useless_type_conversion): Likewise.
7100 * tree.c (build2_stat): Likewise.
7102 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7104 Fix PR tree-optimization/32571
7105 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7108 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7111 and other expected operations explicitly, change default to
7114 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7116 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7118 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7119 (tls_load_dot_plus_eight): Move the label number into the unspec.
7120 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7122 2007-07-01 Andreas Schwab <schwab@suse.de>
7124 * dwarf2out.c (initial_return_save): Define only if used.
7126 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7128 Unreverting Richard's Revert of:
7130 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7132 * dce.c (deletable_insn_p_1): New function, split out from...
7133 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7134 specially, not those inside PARALLELs. Remove BODY argument
7135 and adjust recursive call accordingly.
7136 (prescan_insns_for_dce): Update call to delete_insn_p.
7138 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7139 Revital Eres <eres@il.ibm.com>
7141 * ddg.c (create_ddg_all_sccs): Fix missed
7142 initialization of scc_nodes.
7144 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7147 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7148 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7150 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7152 * configure.ac: Check for .gnu_attribute on MIPS.
7153 * configure, config.in: Regenerate.
7154 * config/mips/mips.c (mips_file_start): If supported, output
7155 attribute for floating-point ABI.
7157 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7160 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7161 (ffs_cmove): New expander to expand using ctz pattern.
7162 (*ffs_cmove): Remove pattern.
7163 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7164 (ffsdi2): Expand using ctz pattern.
7165 (*ffs_rex64): Remove pattern.
7167 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7169 PR rtl-optimization/32296
7170 * pa.md (return): Delete pattern.
7171 (return_internal): Remove "(const_int 1)" from pattern.
7172 (epilogue): Use return_internal pattern for trivial returns.
7173 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7174 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7176 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7178 * tree-ssa-pre.c (is_exception_related): New function
7179 (can_value_number_operation): Use it.
7181 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7183 Fix PR tree-optimization/32540
7184 Fix PR tree-optimization/31651
7186 * tree-ssa-sccvn.c: New file.
7188 * tree-ssa-sccvn.h: Ditto.
7190 * tree-vn.c: Include tree-ssa-sccvn.h
7191 (val_expr_paid_d): Removed.
7192 (value_table): Ditto.
7193 (vn_compute): Ditto.
7194 (val_expr_pair_hash): Ditto.
7195 (val_expr_pair_expr_eq): Ditto.
7196 (copy_vuses_from_stmt): Ditto.
7199 (shared_vuses_from_stmt): Ditto.
7200 (print_creation_to_file): Moved up.
7201 (sort_vuses): Ditto.
7202 (sort_vuses_heap): Ditto.
7203 (set_value_handle): Make non-static.
7204 (make_value_handle): Ditto.
7205 (vn_add): Rewritten to use sccvn lookups.
7206 (vn_add_with_vuses): Ditto.
7207 (vn_lookup): Ditto (and second argument removed).
7208 (vn_lookup_with_vuses): Ditto.
7209 (vn_lookup_or_add): Ditto (and second argument removed);
7210 (vn_lookup_or_add_with_vuses): Ditto.
7211 (vn_lookup_with_stmt): New.
7212 (vn_lookup_or_add_with_stmt): Ditto.
7213 (create_value_handle_for_expr): Ditto.
7215 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7216 (seen_during_translate): New function.
7217 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7218 (phi_trans_add): Ditto.
7219 (constant_expr_p): FIELD_DECL is always constant.
7220 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7221 Use constant_expr_p.
7222 Avoid infinite recursion on mutually valued expressions.
7223 Change callers of vn_lookup_or_add.
7224 (phi_translate): New function.
7225 (compute_antic_safe): Allow phi nodes.
7226 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7227 (find_or_generate_expression): Rewrite slightly.
7228 (create_expression_by_pieces): Updated for vn_lookup_or_add
7230 Update VN_INFO for new names.
7231 (insert_into_preds_of_block): Update for new names.
7232 (add_to_exp_gen): New function.
7233 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7234 (find_existing_value_expr): Rewrite to changed vn_lookup.
7235 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7236 (try_look_through_load): Removed.
7237 (try_combine_conversion): Ditto.
7238 (get_sccvn_value): New function.
7239 (make_values_for_phi): Ditto.
7240 (make_values_for_stmt): Ditto.
7241 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7243 (init_pre): Update for SCCVN changes.
7245 (execute_pre): Ditto.
7247 * tree-flow.h (make_value_handle): Declare.
7248 (set_value_handle): Ditto.
7249 (sort_vuses_heap): Ditto.
7250 (vn_lookup_or_add_with_stmt): Ditto.
7251 (vn_lookup_with_stmt): Ditto.
7252 (vn_compute): Remove.
7255 (vn_lookup): Update arguments.
7257 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7259 (tree-ssa-sccvn.o): New.
7260 (OBJS-common): Add tree-ssa-sccvn.o
7262 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7265 * c-typeck.c (build_external_ref): Don't mark as used if called
7267 * calls.c (rtx_for_function_call): Likewise.
7269 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7273 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7275 * dce.c (deletable_insn_p_1): New function, split out from...
7276 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7277 specially, not those inside PARALLELs. Remove BODY argument
7278 and adjust recursive call accordingly.
7279 (prescan_insns_for_dce): Update call to delete_insn_p.
7281 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7283 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7284 (try_combine): Move potential calls to undo_all() so they happen
7285 before we commit to using the combined insns.
7287 2006-06-30 Jan Hubicka <jh@suse.cz>
7289 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7292 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7294 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7295 (cgraph_remove_unreachable_nodes): Likewise.
7296 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7297 * ipa-inline.c (update_caller_keys): Cast according to the coding
7299 (cgraph_decide_recursive_inlining): Likewise.
7300 (cgraph_decide_inlining_of_small_function): Likewise.
7301 (try_inline): Likewise.
7302 (cgraph_decide_inlining_incrementally): Likewise.
7303 * ipa-pure-const.c (get_function_state): Likewise.
7304 (scan_function): Likewise.
7305 (analyze_function): Likewise.
7306 (static_execute): Likewise.
7307 * ipa-reference.c (scan_for_static_refs): Likewise.
7308 (merge_callee_local_info): Likewise.
7309 (analyze_function): Use type safe memory macros.
7310 (static_execute): Likewise. Cast according to the coding conventions.
7311 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7313 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7315 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7316 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7319 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7322 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7323 for complex modes (both int and real).
7325 2007-06-29 Jan Hubicka <jh@suse.cz>
7327 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7329 2007-06-29 Jan Hubicka <jh@suse.cz>
7332 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7335 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7338 * config/avr/avr.c: Include dataflow header file.
7339 (expand_prologue): Adjust for prologue insn change.
7340 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7343 2007-06-29 Richard Guenther <rguenther@suse.de>
7346 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7347 during type verification.
7349 2007-06-29 Jan Hubicka <jh@suse.cz>
7351 * recog.c (validate_change_rtx_1): Unshare TO argument.
7353 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7355 PR tree-optimization/24659
7356 * tree-vect-transform.c (vectorizable_call): Handle
7357 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7359 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7360 * config/i386/i386.c (enum ix86_builtins)
7361 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7362 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7364 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7365 const using def_builtin_const.
7366 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7367 input operands in the same modes as the result.
7368 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7370 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7372 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7373 (df_set_dead_notes_for_mw): Likewise.
7375 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7377 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7379 2007-06-28 DJ Delorie <dj@redhat.com>
7381 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7383 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7385 * doc/invoke.texi (C++ Dialect Options): Document
7386 fvisibility-ms-compat.
7387 * c.opt (fvisibility-ms-compat): New.
7389 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7392 * tree-affine.c (aff_combination_add_elt): Handle
7393 pointer addition specially.
7395 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7397 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7398 decl is non-external for AIX ABI.
7400 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7402 * config/rs6000/predicates.md (current_file_function_operand):
7403 Ensure the symbol is non-external for AIX ABI.
7405 2007-06-28 Nick Clifton <nickc@redhat.com>
7407 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7408 (fdce, fdse, fpredictive-commoning): Likewise.
7410 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7413 * gcc.c (process_command): Recognize the new -static-libgfortran
7416 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7419 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7420 Use a call clobbered hard reg instead of a pseudo reg.
7422 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7424 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7426 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7429 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7430 REG_LIBCALL and REG_RETVAL notes.
7431 (divsi3, mulsi3): Likewise.
7432 (mulhisi3): Likewise. Use emit_libcall_block.
7433 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7435 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7437 PR rtl-optimization/32481
7438 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7440 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7442 * dce.c (deletable_insn_p_1): New function, split out from...
7443 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7444 specially, not those inside PARALLELs. Remove BODY argument
7445 and adjust recursive call accordingly.
7446 (prescan_insns_for_dce): Update call to delete_insn_p.
7448 2007-06-27 Richard Guenther <rguenther@suse.de>
7451 * tree.h (fold_convertible_p): Declare.
7452 * fold-const.c (fold_convertible_p): New function.
7453 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7454 instead of lang_hooks.types_compatible_p.
7456 2007-06-26 Jan Hubicka <jh@suse.cz>
7458 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7459 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7460 early use validate_unshare_change.
7461 (reload_combine): Likewise.
7462 * recog.c (change_t): New field unshare.
7463 (validate_change_1): Rename from validate_change; add argument unshare.
7464 (validate_change): Turn into wrapper of validate_change_1; update
7465 prototype for bools.
7466 (validate_unshare_change): New.
7467 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7468 calls of df_insn_rescan.
7469 * recog.h (validate_change): Replace ints by bools.
7470 (validate_unshare_change): Declare.
7472 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7474 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7476 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7478 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7480 2007-06-25 Jan Hubicka <jh@suse.cz>
7482 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7484 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7485 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7486 places other call site specific checks are performed.
7488 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7491 * tree-vect-transform.c (vectorizable_operation): Convert
7492 POINTER_PLUS_EXPR over to PLUS_EXPR.
7494 2007-06-25 Chao-ying Fu <fu@mips.com>
7496 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7497 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7498 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7499 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7501 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7502 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7503 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7504 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7505 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7506 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7507 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7508 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7509 ALL_FIXED_POINT_MODE_P): New define.
7510 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7512 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7514 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7515 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7516 MODE_VECTOR_UACCUM): New mode classes.
7518 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7519 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7520 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7523 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7524 (blank_mode): Initialize ibit and fbit.
7525 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7526 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7528 (new_adjust): Change required_class to required_class_from and
7529 required_class_to for testing within a range.
7530 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7531 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7533 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7534 (make_fixed_point_mode): New.
7535 (_ADD_ADJUST): Change C to C1 and C2.
7536 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7537 use a range for machine classes.
7538 (ADJUST_IBIT, ADJUST_FBIT): New.
7539 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7541 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7542 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7543 Emit adjustment for ibit and fbit.
7544 (emit_mode_ibit, emit_mode_fbit): New.
7545 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7547 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7549 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7550 as the source of the set.
7552 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7554 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7555 FP_REGNO_P): Use IN_RANGE.
7556 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7557 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7558 (DATA_REG_P): Use DATA_REGNO_P.
7559 (FP_REG_P): Use FP_REGNO_P.
7560 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7561 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7562 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7564 2007-06-24 Jan Hubicka <jh@suse.cz>
7567 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7569 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7572 * fold-const.c (fold_binary): Strip nops of operand 0
7573 of BIT_NOT_EXPR before calling operand_equal_p.
7574 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7575 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7577 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7579 * doc/extend.texi: Document that dllimport and dllexport imply
7581 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7582 imported or exported declaration, including type declarations.
7583 * c-common.c (handle_visibility_attribute): Check for conflicts
7584 with dllimport/dllexport.
7585 (c_determine_visibility): Handle dllimport/dllexport as an
7586 explicit visibility atttribute.
7588 2007-06-23 Richard Guenther <rguenther@suse.de>
7590 PR tree-optimization/16876
7592 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7594 * tree-inline.c (initialize_inlined_parameters): Do not call
7595 lang_hooks.tree_inlining.convert_parm_for_inlining.
7596 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7597 reason for mismatched types.
7598 * gimplify.c (gimplify_call_expr): Verify the call expression
7599 arguments match the called function type signature. Otherwise
7600 mark the call expression to be not considered for inlining
7601 using CALL_CANNOT_INLINE_P flag.
7602 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7603 edges call expression.
7604 (cgraph_decide_inlining_of_small_function): Likewise.
7605 (cgraph_decide_inlining): Likewise.
7606 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7608 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7609 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7610 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7612 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7613 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7615 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7616 convert_parm_for_inlining member.
7618 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7621 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7622 Remove optimization for GT.
7624 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7627 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7629 (prescan_insns_for_dce): Add extra parameter.
7631 2007-06-23 Jan Hubicka <jh@suse.cz>
7634 * gimplify.c (mark_addressable): New function.
7635 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7637 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7640 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7642 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7645 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7646 moves between MMX/SSE registers to at least 8 units to prevent
7647 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7649 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7651 * config/i386/i386.c (override_options): Correct x86_sahf
7654 2007-06-21 David Daney <ddaney@avtrex.com>
7657 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7658 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7659 (exception_receiver): Renamed to ...
7660 (nonlocal_goto_receiver): ... this.
7662 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7664 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7665 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7666 partial register accesses.
7668 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7670 * fold-const.c (debug_fold_checksum): Move it under
7671 ENABLE_FOLD_CHECKING.
7673 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7676 * tree.h (debug_fold_checksum): Declared.
7677 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7678 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7679 build_fold_addr_expr_with_type_1.
7680 (fold_addr_expr, debug_fold_checksum): New.
7681 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7682 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7685 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7687 PR tree-optimization/19590
7688 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7689 of scev is a constant.
7690 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7692 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7694 * df-problems.c (df_note_bb_compute): Made computation of live
7695 info consistent with df_lr.
7697 2007-06-21 Richard Guenther <rguenther@suse.de>
7699 PR tree-optimization/32453
7700 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7701 for pointer anti-range.
7703 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7705 * config/i386/i386.c (processor_target_table): Increase maximum
7706 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7709 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7710 byte alignment if > 8 byte alignment is preferred.
7711 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7713 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7715 PR tree-optimization/31866
7716 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7717 if ASM_EXPR's input is not a SSA_NAME.
7720 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7721 but decl is a global var, instead return decl.
7722 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7723 even for is_global_var decls, if they are private in some outer
7726 2007-06-21 Richard Guenther <rguenther@suse.de>
7728 PR tree-optimization/32451
7729 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7731 2007-06-21 Christian Bruel <christian.bruel@st.com>
7733 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7734 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7735 (push_regs): Changed saving order or banked registers.
7736 (sh_expand_epilogue): Likewise.
7737 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7738 (FIRST_BANKED_REG): Likewise.
7739 (LAST_BANKED_REG): Likewise.
7740 * config/sh/sh.md (banked) New attribute.
7741 (in_delay_slot): Check banked attribute.
7743 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7745 PR tree-optimization/32075
7746 * tree-data-ref.c (subscript_dependence_tester_1,
7747 analyze_miv_subscript, analyze_overlapping_iterations,
7748 add_distance_for_zero_overlaps, build_classic_dist_vector,
7749 subscript_dependence_tester_1, analyze_overlapping_iterations,
7750 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7751 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7752 to evolution_function_is_affine_multivariate_p.
7754 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7756 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7758 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7761 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7763 * config/m32c/prologue.md (epilogue_exitd_16): New.
7764 (epilogue_reit_16): New.
7765 (epilogue_exitd): Rename to epilogue_exitd_24.
7766 (epilogue_reit): Rename to epilogue_reit_24.
7768 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7769 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7771 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7773 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7774 if dbg_cnt (sched_insn) reaches the limit.
7775 (choose_ready): New parameter INSN_PTR and new return value.
7776 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7777 the new return value from choose_ready.
7778 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7779 (rest_of_handle_global_alloc): New global_alloc_at_func.
7781 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7783 PR tree-optimization/25737
7784 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7785 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7786 * tree-flow.h (struct fieldoff): Add new field alias_set.
7787 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7788 argument addressable_type. Set alias_set of fieldoff.
7789 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7790 (create_overlap_variables_for): Pass alias_set from fieldoff to
7792 * alias.c (get_alias_set): Use alias_set from SFT if set.
7794 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7796 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7797 of a variable as an unsigned HOST_WIDE_INT integer.
7799 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7801 PR rtl-optimization/32405
7802 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7804 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7806 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7809 * builtins.c: Include diagnostic.h.
7810 (expand_builtin_expect): Make gcc_assert more permissive.
7811 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7814 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7818 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7819 if ACCUMULATE_OUTGOING_ARGS.
7821 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7823 * config/m68hc11/m68hc11.c: Include dataflow header file.
7824 (m68hc11_reorg): Port to dataflow.
7826 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7828 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7829 (struct df_problem.free_blocks_on_set_blocks): New field.
7830 (struct dataflow.optional_p): New field.
7831 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7832 (df_live_set_all_dirty): New function.
7833 * df-scan.c (df_scan_alloc): Initialize optional_p.
7834 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7835 * df-core.c (df_set_blocks): Removed use of
7836 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7837 df_problem.free_blocks_on_set_blocks to determine which blocks are
7839 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7840 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7841 uses dataflow.optional_p to determine if problem should be
7843 (rest_of_handle_df_initialize): Only start live problem if
7845 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7846 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7847 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7848 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7849 problem_NOTE): Initialize free_blocks_on_set_blocks.
7850 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7852 (df_live_set_all_dirty, df_note_alloc): New function.
7853 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7855 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7856 * postreload.c (reload_combine): Ditto.
7857 * cse.c (cse_extended_basic_block): Ditto.
7858 * regmove.c (mark_flags_life_zones): Ditto.
7859 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7860 erase_matching_seqs): Ditto.
7861 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7862 * integrate (allocate_initial_values): Ditto.
7863 * combine.c (reg_dead_at_p): Ditto.
7864 * resource.c (mark_target_live_regs): Ditto.
7865 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7866 * config/sh/sh.c (find_r0_life_regions): Ditto.
7867 * global.c (rest_of_handle_global_alloc): Only add back df_live
7869 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7871 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7873 (if_convert): Make sure df_live is there at -O == 1.
7874 (pass_if_after_combine): Cleanup flags.
7875 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7876 is there at -O == 1.
7878 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7880 * config/arm/arm.c (arm_get_frame_offsets): Set
7881 offsets->locals_base to avoid negative stack size.
7882 (thumb1_expand_prologue): Assert on negative stack size.
7884 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7886 PR tree-optimization/32367
7887 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7888 of the chrec has no evolution in that loop.
7889 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7891 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7893 * config/xtensa/xtensa.c: Include "df.h".
7894 (xtensa_builtin_saveregs): Use adjust_address instead of
7896 (xtensa_va_start): Invoke make_tree with sizetype for
7897 expand_builtin_saveregs and then convert the result to a pointer.
7898 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7899 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7900 Subtract argument size from index value as integers and then use
7901 POINTER_PLUS_EXPR to add the result to the array address.
7903 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7906 * config/m32c/m32c.c: Include dataflow header file.
7907 (m32c_emit_prologue): Adjust for prologue insn change.
7908 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7909 once inside a PARALLEL. Assume frame size passed in operand 0
7910 includes space to save the fb register.
7911 (prologue_enter_24): Likewise.
7912 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7914 2007-06-19 David Daney <ddaney@avtrex.com
7917 * config/mips/mips.md (cprestore): Mark $gp as used.
7919 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7922 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7923 (frv_ifcvt_modify_insn): Likewise.
7925 2007-06-19 Richard Guenther <rguenther@suse.de>
7927 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7928 only handle positive offsets that fit in a HOST_WIDE_INT.
7930 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7932 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7933 result of rsqrt insn for zero input argument to avoid NaN.
7935 2007-06-19 Richard Guenther <rguenther@suse.de>
7938 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7940 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7942 PR tree-optimization/32353
7943 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7945 2007-06-19 Nick Clifton <nickc@redhat.com>
7947 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7949 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7952 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7953 * config/i386/i386.c (assign_386_stack_local): Assert that
7954 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7955 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7956 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7957 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7959 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7961 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7963 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7965 PR rtl-optimization/32321
7966 * gcse.c (replace_store_insn): Update the note before
7967 calling emit_insn_after.
7969 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7972 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7974 * df-problems.c (df_note_bb_compute): Fix dumping info.
7976 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7978 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7979 insn with emit_jump_insn.
7981 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7983 PR tree-optimization/32383
7984 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7985 * targhooks.h (default_builtin_reciprocal): Update prototype.
7986 * target.h (struct gcc_target): Update builtin_reciprocal.
7987 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7988 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7989 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7990 when fndecl is in BUILT_IN_MD class.
7991 (execute_convert_to_rsqrt): Ditto.
7993 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7994 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7995 Convert BUILT_IN_SQRTF code only when md_fn is false.
7997 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7999 * bt-load.c (move_btr_def): Fix the order of arguments
8000 to validate_replace_rtx.
8002 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8004 * config/m68k/m68k-devices.def: Add 54450..54455.
8006 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8008 PR rtl-optimization/32366
8009 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8010 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8013 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8016 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8017 this is true, rescan insn being modified.
8018 (sms_schedule): Added rescan parameter.
8019 (rest_of_handle_sms): Moved freeing of dominance info to before
8020 getting out of cfg_layout.
8022 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8024 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8025 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8028 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8029 FL_CF_EMAC from the entry for isac.
8031 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8032 (const_sibcall_operand): New.
8033 (sibcall_operand): Use it.
8034 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8035 (m68k_isas): ISAC does not imply FPU or EMAC.
8036 (override_options): Add ISA_C logic for symbolic jump & call.
8038 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8040 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8041 return mode from the builtin itself.
8042 (sparc_fold_builtin): Fix cast of zero constant.
8044 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8046 * targhooks.c (default_builtin_reciprocal): New default target hook.
8047 * targhooks.h (default_builtin_reciprocal): Add prototype.
8048 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8049 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8050 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8051 default_builtin_reciprocal.
8053 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8056 * hooks.c (hook_tree_tree_bool_null): New hook.
8057 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8058 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8059 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8060 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8061 and convert it to reciprocal a*rfunc(b).
8062 (execute_convert_to_rsqrt): New function.
8063 (gate_convert_to_rsqrt): New function.
8064 (pass_convert_to_rsqrt): New pass definition.
8065 * target.h (struct gcc_target): Add builtin_reciprocal.
8066 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8067 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8068 TARGET_BUILTIN_RECIPROCAL.
8069 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8071 * config/i386/i386.h (TARGET_RECIP): New define.
8072 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8073 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8074 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8075 and not optimizing for size.
8076 (*rcpsf2_sse): New insn pattern.
8077 (*rsqrtsf2_sse): Ditto.
8078 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8079 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8080 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8081 and not optimizing for size.
8082 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8083 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8084 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8085 and not optimizing for size.
8086 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8087 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8088 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8089 and not optimizing for size.
8090 (*sse_rsqrtv4sf2): Do not export.
8092 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8093 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8094 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8095 and not optimizing for size.
8097 * config/i386/i386.opt (mrecip): New option.
8098 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8099 (ix86_emit_swsqrtsf): Ditto.
8100 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8101 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8103 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8104 ix86_expand_unop1_builtin.
8105 (ix86_emit_swdivsf): New function.
8106 (ix86_emit_swsqrtsf): Ditto.
8107 (ix86_builtin_reciprocal): New function.
8108 (TARGET_BUILTIN_RECIPROCAL): Use it.
8109 (ix86_vectorize_builtin_conversion): Rename from
8110 ix86_builtin_conversion.
8111 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8112 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8113 "i386 and x86_64 Options" section.
8114 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8116 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8117 Zdenek Dvorak <dvorakz@suse.cz>
8118 Richard Guenther <rguenther@suse.de>
8119 Kaz Kojima <kkojima@gcc.gnu.org>
8121 * tree-vrp.c (compare_values_warnv): Convert val2 to
8123 (extract_range_from_assert): Create
8124 POINTER_PLUS_EXPR for pointer types.
8125 (extract_range_from_binary_expr): Handle
8126 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8128 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8129 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8130 POINTER_PLUS_EXPR as PLUS_EXPR.
8131 (number_of_iterations_lt_to_ne):
8132 For pointer types, use sizetype when
8133 creating MINUS_EXPR/PLUS_EXPRs.
8134 (assert_loop_rolls_lt): For pointer types, use sizetype when
8135 creating MINUS_EXPR/PLUS_EXPRs.
8136 (number_of_iterations_le): Likewise.
8137 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8138 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8139 like PLUS_EXPR and MINUS_EXPR.
8140 * tree-pretty-print.c (dump_generic_node): Handle
8142 (op_prio): Likewise.
8143 (op_symbol_1): Likewise.
8144 * optabs.c (optab_for_tree_code): Likewise.
8145 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8147 * tree-tailcall.c (process_assignment): Mention
8148 POINTER_PLUS_EXPR in a TODO comment.
8149 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8150 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8151 not used with a pointer and an integer type.
8152 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8153 increment using chrec_convert_rhs instead of chrec_convert.
8154 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8155 PLUS_EXPR except for the right hand side's type will be
8157 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8158 (fold_used_pointer_cast): Kill.
8159 (pointer_offset_p): Kill.
8160 (fold_used_pointer): Kill.
8161 (pointer_used_p): Kill.
8162 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8163 call fold_used_pointer.
8164 (instantiate_parameters_1): Convert the increment
8165 using chrec_convert_rhs instead of chrec_convert.
8166 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8167 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8168 instead of PLUS_EXPR.
8169 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8170 PLUS_EXPR for pointers.
8171 (std_gimplify_va_arg_expr): Likewise.
8172 (fold_builtin_memory_op): Likewise.
8173 (fold_builtin_strstr): Likewise.
8174 (fold_builtin_strchr): Likewise.
8175 (fold_builtin_strrchr): Likewise.
8176 (fold_builtin_strpbrk): Likewise.
8177 (expand_builtin_memory_chk): Likewise.
8178 (fold_builtin_memory_chk): Likewise.
8179 (std_expand_builtin_va_start): Use
8180 sizetype for the call to make_tree and then convert
8181 to the pointer type.
8182 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8183 instead of PLUS_EXPR for adding to a pointer.
8184 (std_gimplify_va_arg_expr): Use fold_build2 for
8185 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8186 the operands to sizetype first and then cast the BIT_AND_EXPR
8187 back to the pointer type.
8188 * fold-const.c (build_range_check): Handle pointer types
8190 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8191 of PLUS_EXPR's. Make sure the offset is converted to
8193 (try_move_mult_to_index): Strip the NOPs from the offset.
8194 Remove code argument and replace all uses with PLUS_EXPR.
8195 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8196 specially. Don't use a pointer type for MINUS_EXPR.
8197 (fold_unary): Handle for (T1)(X op Y),
8198 only p+ as that is the only as that can be handled for
8199 binary operators now.
8200 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8202 <case PLUS_EXPR>: Add folding of PTR+INT into
8204 Don't call try_move_mult_to_index.
8205 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8206 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8207 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8208 Don't call try_move_mult_to_index.
8209 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8210 (tree_expr_nonzero_p): Likewise.
8211 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8212 of PLUS_EXPR for the complex expression folding.
8213 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8214 first chrec is a pointer type, then the second should
8215 be sizetype and not the first's type.
8216 For POINTER_PLUS_EXPR, use a different right hand side type.
8217 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8218 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8219 different right hand side type.
8220 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8221 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8222 instead of PLUS_EXPR.
8223 When either operand is zero, convert the other operand.
8224 (chrec_apply): Use chrec_convert_rhs
8225 on the argument x instead of chrec_convert.
8226 (reset_evolution_in_loop): For pointer types, the new_evol
8228 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8229 different right hand side type.
8230 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8231 (chrec_convert_rhs): New function.
8232 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8233 different right hand side type.
8234 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8235 * tree-chrec.h (chrec_convert_rhs): New prototype.
8236 (build_polynomial_chrec): For pointer types, the right hand
8237 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8238 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8239 Remove subtraction case as it is always addition now.
8240 Make sure the offset is converted to sizetype.
8241 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8242 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8243 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8244 PLUS_EXPR in pointer type.
8245 Handle POINTER_PLUS_EXPR.
8246 (tree_to_aff_combination): Likewise.
8247 (force_expr_to_var_cost): Likewise.
8248 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8249 instead of PLUS_EXPR for pointers.
8250 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8251 instead of PLUS_EXPR of pointer types.
8252 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8254 (check_va_list_escapes): Likewise.
8255 (check_all_va_list_escapes): Likewise.
8256 * dwarf2out.c (loc_descriptor_from_tree_1):
8257 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8258 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8259 (string_constant): Likewise.
8260 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8261 the offset to the base, use POINTER_PLUS_EXPR.
8262 (add_to_parts): Convert the index to sizetype.
8263 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8264 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8265 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8266 Offset only holds something for PLUS_EXPR.
8267 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8269 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8271 (analyze_accesses_for_modify_stmt): Likewise.
8272 Remove comment about the type being integral type as it is
8274 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8276 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8278 Correct the type which the artimentic is done in (is now
8281 * tree-data-ref.c (split_constant_offset): Handle
8283 * tree-affine.c (tree_to_aff_combination): Likewise.
8284 * c-typeck.c (build_unary_op): For pointers create the increment
8285 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8287 * gimplify.c (gimplify_self_mod_expr): Create a
8288 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8289 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8290 * tree.def (POINTER_PLUS_EXPR): New tree code.
8291 * tree-predcom.c (ref_at_iteration): If we have a pointer
8292 type do the multiplication in sizetype.
8293 * tree-mudflap.c (mf_xform_derefs_1): Create a
8294 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8295 * tree-ssa-forwprop.c
8296 (forward_propagate_addr_into_variable_array_index):
8297 Don't expect there to be a cast for the index as that
8298 does not exist anymore.
8299 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8300 instead of PLUS_EXPR.
8301 Don't check for the first operand of the POINTER_PLUS_EXPR
8302 was the index as it cannot be.
8303 Call forward_propagate_addr_into_variable_array_index with
8304 the SSA_NAME instead of the statement.
8305 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8306 (compare_constant): Likewise.
8307 (copy_constant): Likewise.
8308 (compute_reloc_for_constant): Likewise.
8309 (output_addressed_constants): Likewise.
8310 (initializer_constant_valid_p): Likewise.
8311 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8312 Convert the MIN/MAX of the inner type to the outer
8313 type before comparing them.
8314 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8315 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8316 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8317 of PLUS_EXPR for pointers.
8318 * tree-inline.c (estimate_num_insns_1): Handle
8320 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8321 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8322 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8323 instead of PLUS_EXPR for the pointer increment statement.
8324 (vect_update_ivs_after_vectorizer): For pointer types, create
8325 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8326 MULT_EXPR in sizetype.
8327 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8329 * tree-object-size.c (plus_expr_object_size): Handle
8330 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8331 code which is trying to figure out which side is a pointer and
8333 (check_for_plus_in_loops_1): Likewise.
8334 (check_for_plus_in_loops): Likewise.
8335 * c-common.c (pointer_int_sum): Create a
8336 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8337 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8338 only POINTER_PLUS_EXPR. Removing all the extra
8339 code which is trying to figure out which side is a pointer and
8341 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8342 PLUS_EXPR and MINUS_EXPR.
8343 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8345 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8346 with make_tree, instead of a pointer type.
8347 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8348 for pointers instead of PLUS_EXPR.
8349 (s390_gimplify_va_arg): Likewise.
8350 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8351 instead of PLUS_EXPR when doing addition on pointer
8352 types. Use sizetype for the second operand.
8353 (spu_gimplify_va_arg_expr): Likewise.
8354 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8355 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8356 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8357 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8358 for the pointer addition and also use size_int/sizetype
8360 (ix86_gimplify_va_arg): Likewise.
8361 Perform BIT_AND_EXPR on sizetype arguments.
8362 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8363 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8364 for the pointer additions and also use size_int for the offsets.
8365 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8366 additions and also use size_int for the offsets. Perform
8367 BIT_AND_EXPR on sizetype arguments.
8368 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8369 POINTER_PLUS_EXPR for pointers and create the
8370 BIT_AND_EXPR in sizetype.
8371 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8372 instead of PLUS_EXPR for pointer addition.
8373 (rs6000_va_start): Likewise.
8374 Also use sizetype for the offset.
8375 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8376 as PLUS_EXPR/MINUS_EXPR.
8377 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8378 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8379 Don't use BIT_AND_EXPR on a pointer type, convert the
8380 expression to sizetype first.
8381 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8383 (mips_gimplify_va_arg_expr): Likewise.
8384 Don't create BIT_AND_EXPR in a pointer type.
8386 2007-06-15 Eric Christopher <echristo@apple.com>
8388 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8389 (x86_64-*-darwin*): Ditto.
8390 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8393 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8395 * doc/extend.texi: Document behavior of __attribute__((aligned))
8398 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8400 * rtlanal.c (note_stores): Improve documentation.
8402 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8404 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8405 LOCAL_LABEL_PREFIX): Delete.
8406 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8407 (bfin_internal_label): Delete.
8409 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8411 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8412 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8413 otherwise define to LIBGCC2_TF_CEXT.
8414 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8415 (LIBGCC_TF_CEXT): Ditto.
8418 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8420 PR rtl-optimization/32339
8421 * df-scan.c (df_uses_record): Don't modify flags but just add to
8422 it for df_ref_record.
8424 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8426 * tree-mudflap.c: Fix whitespace issues.
8428 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8430 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8432 2007-06-14 Eric Christopher <echristo@apple.com>
8434 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8435 (movv4sf): Use gcc_unreachable instead of abort.
8437 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8440 * config/i386/sfp-machine.h (CMPtype): New define.
8441 (mach stubs): Use CMPtype instead of int as a return type.
8443 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8445 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8446 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8447 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8448 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8449 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8450 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8451 config/soft-fp/soft-fp.h: Update from glibc CVS.
8453 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8455 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8457 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8460 * config/v850/v850.c: Include dataflow header file.
8461 (substitute_ep_register): Fix typo.
8463 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8465 * configure.ac: Fix earlier checkin.
8466 * configure: Regenerated.
8468 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8470 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8471 * aclocal.m4: Regenerate.
8472 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8473 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8474 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8475 * configure: Regenerate.
8476 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8478 * Makefile.in (quickstrap): Build libgcc too.
8480 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8482 * configure.ac: Add --enable-checking=df. Explicitly mention that
8483 the variables are initialized as for "release".
8484 * df-core.c: Use it.
8485 * configure: Regenerate.
8486 * config.in: Regenerate.
8488 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8490 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8491 validate_replace_rtx instead of replace_rtx.
8492 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8494 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8496 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8497 (DWARF2_UNWIND_INFO): Override default if configured with
8499 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8500 (ENDFILE_SPEC): Add crtend.o.
8501 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8502 (ENDFILE_SPEC): Add crtend.o.
8503 (TARGET_USE_JCR_SECTION): Define.
8504 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8506 * config/i386/cygming-crtbegin.c: New file.
8507 * config/i386/cygming-crtend.c: New file.
8509 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8511 * config/i386/w32-unwind.h: New file.
8513 2007-06-13 Eric Christopher <echristo@apple.com>
8515 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8516 the user set a value below STACK_BOUNDARY.
8518 2007-06-13 Thiemo Seufer <ths@networkno.de>
8520 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8521 imply -lpthread for -pthread.
8523 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8525 * basic-block.h: Remove the prototype for
8526 free_basic_block_vars.
8527 * cfglayout.h: Remove the prototype for
8528 insn_locators_initialize.
8529 * tree.h: Remove the prototype for emit_line_note.
8531 * tree-ssa-pre.c (mergephitemp): Remove.
8532 (init_pre): Don't use mergephitemp.
8534 2007-06-13 Eric Christopher <echristo@apple.com>
8536 * config/i386/i386.c (override_options): If we've specified
8537 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8539 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8541 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8544 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8546 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8547 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8548 (eh_store_handler): New pattern.
8549 (eh_return): Emit it instead of a plain move.
8551 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8553 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8554 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8555 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8558 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8560 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8561 (find_next_insn_start, find_load): New functions.
8562 (bfin_reorg): Use them to deal with the fact that parallel insns are
8563 no longer represented as a SEQUENCE.
8565 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8567 * config/sparc/sparc.c (sparc_override_options): Initialize
8570 2007-06-13 Dave Korn <dave.korn@artimi.com>
8572 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8575 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8577 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8578 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8579 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8580 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8581 tree-vect-transform.c: Fix comment typos. Follow spelling
8584 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8586 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8587 to the exit block use set.
8588 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8589 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8590 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8592 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8594 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8595 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8596 to indicate an error.
8597 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8599 (dbg_cnt_process_opt): Print an error on a bad argument.
8600 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8601 * common.opt (-fdbg-cnt-list): New.
8602 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8604 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8606 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8607 flag on ref-all pointers.
8609 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8612 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8613 for the offset with the modifier as EXPAND_INITIALIZER
8614 if the modifier is EXPAND_INITIALIZER.
8615 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8616 a register if we had an overflow.
8618 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8620 * real.c (real_isfinite): New.
8621 (real_sqrt): Use it.
8622 * real.h (real_isfinite): New.
8623 * builtins.c: Use it.
8625 2007-06-12 Ian Lance Taylor <iant@google.com>
8626 Daniel Berlin <dberlin@dberlin.org>
8629 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8630 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8631 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8632 (DECL_NO_TBAA_P): Define.
8633 (struct tree_decl_common): Add no_tbaa_flag field.
8634 * tree-ssa-structalias.c (struct variable_info): Add
8635 no_tbaa_pruning field.
8636 (new_var_info): Initialize no_tbaa_pruning field.
8637 (unify_nodes): Copy no_tbaa_pruning field.
8638 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8639 (dump_solution_for_var): Print no_tbaa_pruning flag.
8640 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8642 (compute_tbaa_pruning): New static function.
8643 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8644 Call compute_tbaa_pruning.
8645 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8646 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8647 * gimple-low.c (lower_stmt): Likewise.
8648 * tree-gimple.c (is_gimple_stmt): Likewise.
8649 * tree-ssa-operands.c (get_expr_operands): Likewise.
8650 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8651 * tree-inline.c (estimate_num_insns_1): Likewise.
8652 (copy_result_decl_to_var): Likewise.
8653 * expr.c (expand_expr_real_1): Likewise.
8654 * tree-pretty-print.c (dump_generic_node): Likewise.
8655 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8656 * omp-low.c (omp_copy_decl_2): Likewise.
8657 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8658 * doc/c-tree.texi (Expression trees): Document
8659 CHANGE_DYNAMIC_TYPE_EXPR.
8661 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8663 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8664 with !HONOR_NANS and !HONOR_INFINITIES.
8665 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8667 2007-06-12 Tristan Gingold <gingold@adacore.com>
8669 * gcov.c: Comments updated.
8670 (source_info): Add file_time field.
8671 (source_index): New variable.
8672 (mutiple_files): New variable.
8673 (generate_results): New function extracted from process_file.
8674 (process_file): Save and restore chain of functions, generate
8675 results and free structures only if not merging results.
8676 (release_structures): File names are now freed in create_file_names
8677 (create_file_names): Free previous file names.
8678 (find_source): File date is now read here and modifications in
8679 source files is checked here.
8680 (read_graph_file): Only reverse order of functions for the current
8682 (make_gcov_file_name): Do not generate long names if input_name is
8684 (output_lines): If merging results do not display graph, data and
8686 Checking source file modification is done in find_source.
8688 * doc/gcov.texi: Append an s to sourcefile.
8690 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8692 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8693 (forced_nop): New pattern.
8694 * config/bfin/bfin.c: Include "df.h".
8695 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8696 (bfin_discover_loop): Use df_get_live_in instead of
8697 global_live_at_start.
8698 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8699 df_analyze when done.
8700 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8701 the insns. Use QImode for the final insn in a bundle. Call
8702 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8704 (reorder_var_tracking_notes): New function.
8705 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8706 update_life_info. Call df_analyze after scheduling and bundle
8707 generation. Call reorder_var_tracking_notes if generating these
8708 notes. Call df_finish_pass at the end.
8710 2007-06-12 Dirk Mueller <dmueller@suse.de>
8712 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8713 a comparison, not an assignment.
8715 2007-06-12 Olivier Hainque <hainque@adacore.com>
8717 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8718 Request walking the subtrees only, leaving the current is_lhs/val_only
8720 (convert_non_local_reference): Likewise.
8722 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8724 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8726 2007-06-12 Richard Guenther <rguenther@suse.de>
8728 PR tree-optimization/15353
8729 PR tree-optimization/31657
8730 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8731 * timevar.def: Add TV_TREE_IFCOMBINE.
8732 * tree-pass.h (pass_tree_ifcombine): Declare.
8733 * tree-ssa-ifcombine.c: New file.
8734 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8735 * tree-flow.h (blocks_in_phiopt_order): Declare.
8736 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8737 (tree-ssa-ifcombine.o): New dependencies.
8739 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8741 PR rtl-optimization/32293
8742 * combine.c (simplify_if_then_else): Truncate return from
8743 nonzero_bits() to correct mode.
8745 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8747 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8748 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8750 2007-06-11 Diego Novillo <dnovillo@google.com>
8752 * Makefile.in (reload1.o-warn): Remove.
8754 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8756 * combine.c (subst): Use reg_overlap_mentioned_p
8757 instead of comparing register numbers directly.
8759 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8761 * reload1.c (mark_home_live_1): Use the mode parameter.
8763 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8765 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8766 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8770 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8772 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8774 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8776 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8777 from integer registers.
8778 (FP mode splitters): Handle TFmode.
8780 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8782 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8783 for ref-all pointers that point-to anything.
8785 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8787 * config/arm/arm.c (arm_output_dwarf_dtprel,
8788 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8790 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8792 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8793 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8796 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8798 * tree.c (signed_or_unsigned_type_for): New.
8799 (unsigned_type_for): Use signed_or_unsigned_type_for.
8800 (signed_type_for): Use signed_or_unsigned_type_for.
8801 * tree.h (signed_or_unsigned_type_for): New.
8802 (get_signed_or_unsigned_type): Remove.
8803 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8804 lang_hooks.types.signed_type
8805 (size_diffop): Likewise.
8806 (all_ones_mask_p): Likewise.
8807 (build_range_check): Likewise.
8808 (fold_cond_expr_with_comparison): Likewise.
8809 (fold_cond_expr_with_comparison): Likewise.
8810 (unextend): Likewise.
8811 (extract_muldiv_1): Likewise.
8812 (fold_single_bit_test_into_sign_test): Likewise.
8813 (fold_binary): Likewise.
8814 (fold_ternary): Likewise.
8815 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8816 instead of get_signed_or_unsigned_type.
8817 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8818 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8819 * expr.c (signed_or_unsigned_type_for): Use
8820 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8821 * langhooks.c (get_signed_or_unsigned_type): Remove.
8822 (lhd_signed_or_unsigned_type): Remove.
8823 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8824 signed_or_unsigned_type.
8825 (lhd_signed_or_unsigned_type): Remove.
8826 * expmed.c (make_tree): Use signed_type_for instead of
8827 lang_hooks.types.signed_type.
8828 * c-common.c (same_scalar_type_ignoring_signedness): Use
8829 c_common_signed_type instead of lang_hooks.types.signed_type.
8830 (c_common_unsigned_type): New.
8831 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8832 (shorten_compare): Use c_common_unsigned_type instead of
8833 c_common_signed_or_unsigned_type.
8834 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8836 * convert.c (convert_to_integer): Use signed_type_for instead of
8837 lang_hooks.types.signed_type.
8838 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8839 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8840 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8841 * c-format.c (check_format_types): Use c_common_unsigned_type
8842 instead of unsigned_type_for.
8843 * c-decl.c (groakdeclarator): Likewise.
8844 * c-typeck.c (convert_for_assignment): Likewise.
8845 * c-common.h (c_common_unsigned_type): New.
8847 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8850 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8851 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8853 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8856 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8857 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8859 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8860 Sebastian Pop <sebpop@gmail.com>
8862 * lambda-code.c (remove_iv): New.
8863 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8865 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8867 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8868 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8869 * tree-ssa-loop-prefetch.c: Include optabs.h.
8870 (FENCE_FOLLOWING_MOVNT): New macro.
8871 (struct mem_ref): Add independent_p and storent_p fields.
8872 (record_ref): Initalize the new fields.
8873 (gather_memory_references_ref): Return true if the reference
8875 (gather_memory_references): Check whether all memory accesses
8876 in loop were recorded.
8877 (should_issue_prefetch_p): Return false for nontemporal stores.
8878 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8879 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8880 (determine_loop_nest_reuse): Detect independent memory references.
8881 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8882 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8883 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8884 * config/i386/i386.h (x86_mfence): Declare.
8885 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8886 * config/i386/i386.c (x86_mfence): New variable.
8887 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8889 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8890 * optabs.c (init_optabs): Initialize storent_optab.
8891 * optabs.h (enum optab_index): Add OTI_storent.
8892 (storent_optab): Declare.
8893 * genopinit.c (optabs): Add initialization for storent_optab.
8894 * tree.h (MOVE_NONTEMPORAL): New macro.
8895 * expr.c (expand_assignment, store_expr, store_constructor_field,
8896 store_constructor, store_field, expand_expr_real_1): Propagate
8897 nontemporality of the expanded store.
8898 (emit_storent_insn): New function.
8899 * expr.h (expand_assignment, store_expr): Declaration changed.
8900 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8901 to expand_assignment.
8902 * stmt.c (expand_asm_expr): Ditto.
8903 * calls.c (initialize_argument_information): Pass false as
8904 nontemporality to store_expr.
8905 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8908 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8910 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8912 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8914 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8916 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8917 and allow DECL_P here.
8919 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8921 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8922 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8923 track of the size of the expression.
8924 * cfghooks.c (merge_blocks): Remove block from loops structure only
8925 after call of the merge_blocks hook.
8927 2007-06-09 Tom Tromey <tromey@redhat.com>
8929 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8930 (deprecated_state): Removed.
8931 (start_decl): Update.
8932 (enum deprecated_states): Moved earlier.
8933 (groktypename): Update.
8934 (push_parm_decl): Likewise.
8935 (grokfield): Likewise.
8936 (start_function): Likewise.
8938 2007-06-09 Ian Lance Taylor <iant@google.com>
8940 PR tree-optimization/32169
8941 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8942 CONVERT_EXPR, check whether min and max both converted to an
8943 overflow infinity representation.
8945 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8947 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8948 not inserted on the edge.
8950 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8952 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8953 instructions if they are supported.
8954 (__divsi3, __umodsi3, __modsi3): Likewise.
8955 (__ashldi3, __ashrdi3, __lshrdi3): New.
8956 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8958 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8959 Tony Linthicum <tony.linthicum@amd.com>
8961 * doc/invoke.texi: Add fvect-cost-model flag.
8962 * common.opt (fvect-cost-model): New flag.
8963 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8964 cost fields in stmt_vec_info struct for STMT.
8965 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8966 fields in stmt_vec_info struct and access functions for the same.
8967 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8968 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8969 load, store and vector to scalar operation.
8970 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8971 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8972 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8973 (TARG_VEC_STORE_COST): Define cost of vector store.
8974 (vect_estimate_min_profitable_iters): Define new function.
8975 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8976 check to evaluate if loop iterations are less than minimum profitable
8977 iterations determined by cost model or minimum vect loop bound defined
8978 by user, whichever is more conservative.
8979 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8980 run-time check to evaluate if loop iterations are less than minimum
8981 profitable iterations determined by cost model or minimum vect loop
8982 bound defined by user, whichever is more conservative.
8983 (vect_estimate_min_profitable_iterations): New function to estimate
8984 mimimimum iterartions required for vector version of loop to be
8985 profitable over scalar version.
8986 (vect_model_reduction_cost): New function.
8987 (vect_model_induction_cost): New function.
8988 (vect_model_simple_cost): New function.
8989 (vect_cost_strided_group_size): New function.
8990 (vect_model_store_cost): New function.
8991 (vect_model_load_cost): New function.
8992 (vectorizable_reduction): Call vect_model_reduction_cost during
8994 (vectorizable_induction): Call vect_model_induction_cost during
8996 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8997 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8998 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8999 vectorizable_promotion, vectorizable_demotion): Call
9000 vect_model_simple_cost during analysis phase.
9002 2007-06-08 Simon Baldwin <simonb@google.com>
9004 * reg-stack.c (get_true_reg): Readability change. Moved default case
9005 label into direct switch statement scope.
9007 2007-06-08 Simon Baldwin <simonb@google.com>
9009 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9010 in gcc_assert() with '==' comparison.
9012 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9014 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9015 TARGET_ABM handling of x86_popcnt variable.
9017 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9019 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9020 __builtin_copysignq and __builtin_infq built-in functions.
9022 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9024 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9025 SSE4.2 section. Correct built-in function names in SSE4A section.
9027 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9029 PR tree-optimization/32243
9030 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9031 for ncopies after ratio check between nunits_out and nunits_in.
9032 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9034 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9036 PR tree-optimization/32224
9037 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9038 vectorization upon a non GIMPLE_MODIFY_STMT.
9040 2007-06-08 Christian Bruel <christian.bruel@st.com>
9043 * config/sh/sh.md (doloop_end): New pattern and splitter.
9044 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9046 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9049 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9051 (verify_dominators): Do not change dominance tree.
9053 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9055 * config/sh/constraints.md: New file.
9056 * config/sh/sh.c: Include tm-constrs.h.
9057 (reg_class_from_letter): Remove.
9058 (prepare_cbranch_operands): Use satisfies_constraint_*
9059 function instead of macro.
9060 (andcosts, broken_move, sh_secondary_reload): Likewise.
9061 * config/sh/predicates.md (trapping_target_operand): Likewise.
9062 (and_operand, arith_operand, arith_reg_or_0_operand,
9063 cmp_operand, logical_operand, target_operand,
9064 ua_address_operand, ua_offset, xor_operand): Likewise.
9065 * config/sh/sh.md: Include constraints.md.
9066 (*movsicc_t_false): Use satisfies_constraint_* function
9068 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9069 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9070 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9071 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9072 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9073 (REG_CLASS_FROM_CONSTRAINT): Remove.
9074 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9075 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9076 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9077 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9078 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9079 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9080 function instead of macro.
9081 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9082 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9083 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9084 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9085 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9086 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9087 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9088 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9089 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9090 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9091 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9092 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9093 EXTRA_CONSTRAINT_STR): Likewise.
9094 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9096 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9098 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9100 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9103 * c-common.h (flag_cpp0x): Replaced by...
9104 (cxx_dialect): ... this new variable specifying the C++ dialect that
9106 * c-common.c (flag_cpp0x): Removed.
9107 (cxx_dialect): Defined.
9108 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9110 * c-opts.c (c_common_post_options): Likewise.
9111 (set_std_cxx98): Set cxx_dialect to cxx98.
9112 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9114 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9115 Hui-May Chang <hm.chang@apple.com>
9117 * doc/invoke.texi (Darwin Options): Update documentation for
9118 -mmacosx-version-min.
9119 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9120 * config/darwin-driver.c: New file.
9121 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9122 * config/t-darwin (darwin-driver.o): New rule.
9124 * config/darwin-c.c (version_as_macro): Ignore low digit.
9126 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9128 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9129 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9130 (CSGNMODE): New mode macro.
9131 (CSGNVMODE): New mode attribute.
9132 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9133 expander using CSGNMODE mode macro. Handle TFmode.
9134 (copysign<mode>3_const): Rename from copysignsf3_const and
9135 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9137 (copysign<mode>3_var): Rename from copysignsf3_var and
9138 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9140 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9141 mode macro. Handle TFmode.
9142 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9143 (iortf3, *iortf3): Ditto.
9144 (xortf3, *xortf3): Ditto.
9145 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9146 TFmode and TImode masks.
9147 (ix86_expand_copysign): Expand TFmode copysign insn.
9148 (IX86_BUILTIN_INFQ): New.
9149 (IX86_BUILTIN_FABSQ): Ditto.
9150 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9151 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9152 [__builtin_fabsq]: Ditto.
9153 [__builtin_copysignq]: Ditto.
9154 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9155 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9156 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9157 ix86_expand_binop_builtin().
9159 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9161 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9163 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9166 * rtl.h (push_to_sequence2): New.
9167 * emit-rtl.c (push_to_sequence2): New.
9168 * function.c (assign_parm_data_all): Add new fields.
9169 (assign_parm_setup_block): Call push_to_sequence2 instead of
9171 (assign_parm_setup_reg): Ditto.
9172 (assign_parm_setup_stack): Ditto.
9173 (assign_parms_unsplit_complex): Ditto.
9174 (assign_parms): Change field name.
9176 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9178 PR tree-optimization/32220
9179 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9180 phi node is reached before defining statement.
9182 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9185 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9186 after changing the right hand side of the assignment.
9188 2007-06-06 Eric Christopher <echristo@apple.com>
9190 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9191 (x86_64-*-darwin*): Ditto.
9192 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9193 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9195 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9197 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9199 (add_key): Likewise.
9200 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9201 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9203 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9205 (add_cost_one_coalesce): Likewise.
9206 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9207 variable names. Rename orig to orig_name for consistency.
9208 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9210 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9212 (record_equivalences_from_stmt): Likewise.
9213 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9214 the coding conventions.
9215 (memory_ssa_name_same): Likewise.
9216 (dse_optimize_stmt): Likewise.
9217 (dse_record_phis): Likewise.
9218 (dse_finalize_block): Likewise.
9219 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9220 keywords as variable names.
9221 (may_move_till): Cast according to the coding conventions.
9222 (force_move_till_expr): Avoid using C++ keywords as variable names.
9223 (force_move_till): Cast according to the coding conventions.
9224 (memref_hash): Likewise.
9225 (memref_eq): Likewise.
9226 (gather_mem_refs_stmt): Likewise.
9227 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9228 using C++ keywords as variable names.
9229 (idx_find_step): Cast according to the coding conventions.
9230 (idx_record_use): Likewise.
9231 (find_depends): Likewise.
9232 (prepare_decl_rtl): Likewise.
9233 (mbc_entry_hash): Likewise.
9234 (mbc_entry_eq): Likewise.
9235 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9236 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9237 (idx_infer_loop_bounds): Cast according to the coding conventions.
9238 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9239 * tree-ssa-math-opts.c (occ_new ): Likwise.
9240 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9242 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9244 (add_use_op): Likewise.
9245 (add_vop): Likewise.
9246 (add_vuse_op): Likewise.
9247 (add_vdef_op): Likewise.
9248 (get_expr_operands): Likewise.
9249 (push_stmt_changes): Use type safe memory macros.
9250 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9251 keywords as variable names.
9252 (conditional_replacement): Likewise.
9253 (minmax_replacement): Likewise.
9254 (abs_replacement): Likewise.
9255 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9257 (insert_fake_stores): Avoid using C++ keywords as variable names.
9258 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9260 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9261 (heapvar_insert): Use type safe memory macros.
9262 (new_var_info): Cast according to the coding conventions.
9263 (new_constraint): Likewise.
9264 (remove_preds_and_fake_succs): Use type safe memory macros.
9265 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9267 (thread_single_edge): Likewise.
9268 (thread_through_loop_header): Likewise.
9270 2007-06-06 Eric Christopher <echristo@apple.com>
9272 * config/i386/i386.c (override_options): Move handling
9273 of TARGET_SUBTARGET* earlier.
9275 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9277 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9280 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9282 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9283 emited outside of basic block.
9284 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9286 * rtl.h (delete_insn_chain): Declaration changed.
9287 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9289 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9290 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9291 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9292 to delete_insn_chain.
9293 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9294 do not have bb field set.
9295 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9297 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9298 * cfgcleanup.c (try_optimize_cfg): Ditto.
9300 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9302 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9303 (lambda_body_vector_new): Use type safe memory macros.
9304 (lambda_linear_expression_new): Likewise.
9305 (lambda_loopnest_new): Likewise.
9306 (lambda_lattice_new): Likewise.
9307 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9308 conventions. Use type safe memory macros.
9309 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9310 (lambda_body_vector_s): Likewise.
9311 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9312 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9314 2007-06-06 Richard Guenther <rguenther@suse.de>
9316 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9317 if we need to schedule cfg_cleanup.
9318 (tree_ssa_forward_propagate_single_use_vars): Do so.
9320 2007-06-06 Ian Lance Taylor <iant@google.com>
9322 * fold-const.c (merge_ranges): If range_successor or
9323 range_predecessor fail, just return 0.
9325 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9327 PR tree-optimization/32216
9328 * tree-vectorizer.c (supportable_widening_operation): Determine
9329 signedness of FIX_TRUNC_EXPR from output operand.
9330 (supportable_narrowing_operation): Ditto.
9331 * tree-vect-generic.c (expand_vector_operations_1): Determine
9332 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9335 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9337 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9338 (struct pta): ...from here. Change flags to unsigned to avoid
9339 excessive casting (as it is used as a bit mask).
9340 (override_options): Add casts according to the coding convenventions.
9341 (x86_64_elf_unique_section): Likewise.
9342 (examine_argument): Avoid using C++ keywords as variable names.
9343 (construct_container): Likewise.
9344 (legitimize_pic_address): Likewise.
9345 (get_dllimport_decl): Cast according to the coding conventions. Use
9346 type safe memory macros.
9347 (legitimize_address): Cast according to the coding conventions.
9348 (emit_i387_cw_initialization): Corrected the type of slot to enum
9350 (ix86_init_machine_status): Use type safe memory macros.
9351 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9352 (bdesc_pcmpistr): Likewise.
9353 (bdesc_crc32): Likewise.
9354 (bdesc_sse_3arg): Likewise.
9355 (bdesc_2arg): Likewise.
9356 (bdesc_1arg): Likewise.
9357 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9358 (ix86_expand_sse_pcmpistr): Likewise.
9359 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9360 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9361 int to match the langhook definition.
9362 (ix86_builtin_conversion): Change the type of code to unsigned init to
9363 match the langhook definition.
9364 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9366 (ix86_preferred_output_reload_class): Likewise.
9367 (ix86_cannot_change_mode_class): Likewise.
9368 (ix86_memory_move_cost): Likewise.
9369 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9370 avoid excessive casting later on.
9371 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9373 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9376 as flags setting insn.
9377 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9379 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9381 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9382 (UNSPEC_ROUND): New.
9383 ("sse4_1_round<mode>2"): New insn pattern.
9384 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9386 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9387 expander using SSEMODEF mode macro. Expand using
9388 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9389 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9390 expander using SSEMODEF mode macro. Expand using
9391 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9392 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9393 expander using SSEMODEF mode macro. Expand using
9394 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9395 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9396 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9397 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9400 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9401 Sebastian Pop <sebpop@gmail.com>
9403 * lambda.h (build_linear_expr): New.
9404 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9405 Use build_linear_expr, call fold and force_gimple_operand.
9406 (lambda_loopnest_to_gcc_loopnest): Check that there is
9407 something to insert.
9408 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9410 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9412 PR preprocessor/23479
9413 * doc/extend.texi: Document the 0b-prefixed binary integer
9416 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9418 PR tree-optimization/32215
9419 * tree-vectorizer.c (supportable_widening_operation): Return false
9420 for unsupported FIX_TRUNC_EXPR tree code.
9421 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9423 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9425 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9426 register on SPE targets. Change documentation to reflect
9428 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9429 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9430 out of the register allocation pool.
9431 (rs6000_reg_live_or_pic_offset_p): New function.
9432 (rs6000_emit_prologue): Move the actual saving of LR up to free
9433 r0 for holding r11. Split saving of SPE 64-bit registers into
9434 its own case. Ensure that offsets will always be in-range for
9435 'evstdd' by using r11 as a scratch register to point at the start
9436 of the SPE save area. Save r11 if necessary, as it is the static
9438 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9439 into its own case. Ensure that offsets will always be in-range
9440 for 'evldd' by using r11 as a scratch register to point at the
9441 start of the SPE save area. Also adjust r11 when restoring
9442 the stack pointer to compensate for pre-loading r11.
9444 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9446 * cfg.c (init_flow): Use type safe memory macros.
9447 (alloc_block): Likewise.
9448 (unchecked_make_edge): Likewise.
9449 (dump_flow_info): Avoid using C++ keywords as variable names.
9450 (copy_original_table_clear): Cast according to the coding conventions.
9451 (copy_original_table_set): Likewise.
9452 * cfgexpand (label_rtx_for_bb): Likewise.
9453 (expand_gimple_basic_block): Likewise.
9454 * cfghooks.c (dump_bb): Likewise.
9455 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9457 (lv_add_condition_to_bb): Likewise.
9458 * cfglayout (relink_block_chain): Cast according to the coding
9460 (fixup_reorder_chain): Likewise.
9461 (fixup_fallthru_exit_predecessor): Likewise.
9462 * cfgloop.c (glb_enum_p): Likewise.
9463 (get_exit_description): Likewise.
9464 (dump_recorded_exit): Likewise.
9465 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9466 (struct loop): ... from here.
9467 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9469 * cfgrtl.c (rtl_create_basic_block): Likewise.
9470 (rtl_split_block): Likewise.
9471 (rtl_dump_bb): Likewise.
9472 (cfg_layout_split_block): Likewise.
9473 (init_rtl_bb_info): Use typesafe memory macros.
9475 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9476 * graphds.h: Updated all usages of edge to graph_edge.
9477 * graphds.c: Likewise.
9478 * cfgloopanal.c: Likewise.
9480 2007-06-05 Ian Lance Taylor <iant@google.com>
9482 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9483 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9484 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9486 (test_for_singularity): Likewise.
9488 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9490 * config/i386/constraints.md ("Y2"): Replaced by ...
9492 * config/i386/i386.md: Likewise.
9493 * config/i386/mmx.md: Likewise.
9494 * config/i386/sse.md: Likewise.
9496 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9498 * config/i386/constraints.md ("z"): Replaced by ...
9500 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9501 (sse4_1_blendvps): Likewise.
9502 (sse4_1_pblendvb): Likewise.
9503 (sse4_2_pcmpestr): Likewise.
9504 (sse4_2_pcmpestrm): Likewise.
9505 (sse4_2_pcmpestr_cconly): Likewise.
9506 (sse4_2_pcmpistr): Likewise.
9507 (sse4_2_pcmpistrm): Likewise.
9508 (sse4_2_pcmpistr_cconly): Likewise.
9510 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9512 * matrix-reorg.c (transform_access_sites): Fix computation.
9513 (transform_allocation_sites): Same.
9515 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9517 * config/i386/i386.c (override_options): Use
9518 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9520 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9522 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9523 (nonimm_not_xmm0_operand): Ditto.
9524 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9525 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9526 as operand[2] predicate. Require "z" class XMM register for
9527 operand[3]. Adjust asm template.
9528 ("sse4_1_blendvpd"): Ditto.
9529 ("sse4_1_pblendvb"): Ditto.
9530 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9531 force op2 into xmm0 register for variable blend instructions.
9533 2007-06-04 Tom Tromey <tromey@redhat.com>
9535 * c-tree.h (start_enum): Update.
9536 (build_enumerator): Likewise.
9537 * c-decl.c (enum_next_value): Removed.
9538 (enum_overflow): Likewise.
9539 (start_enum): Add c_enum_contents argument. Don't use globals.
9540 (build_enumerator): Likewise.
9541 * c-tree.h (struct c_enum_contents): New struct.
9543 2007-06-04 Tom Tromey <tromey@redhat.com>
9545 * c-common.c (c_common_get_alias_set): Fix indentation.
9547 2007-06-04 Ian Lance Taylor <iant@google.com>
9549 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9550 to overflow, reduce overflow infinity to regular infinity.
9551 (vrp_var_may_overflow): New static function.
9552 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9554 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9556 * stor-layout.c (layout_type): Remove duplicate code.
9558 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9561 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9562 before build_common_builtin_nodes ().
9564 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9567 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9569 2007-06-04 Jan Hubicka <jh@suse.cz>
9571 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9572 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9573 instead of _stat version.
9575 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9577 PR tree-optimization/32194
9578 * tree-predcom.c (determine_offset): Check that both references have
9581 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9583 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9584 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9585 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9586 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9587 Add argument to iterate_fix_dominators call.
9588 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9589 * gcse.c (hoist_code): Change domby to vector.
9590 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9591 Add argument to iterate_fix_dominators call.
9592 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9593 recompute_dominator.
9594 * lambda-code.c (perfect_nestify): Ditto.
9595 * cfgloopanal.c: Include graphds.h.
9596 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9597 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9598 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9600 * graphds.c: New file.
9601 * graphds.h: New file.
9602 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9603 (get_dominated_by, get_dominated_by_region): Change return type to
9605 (verify_dominators): Recompute all dominators and compare the results.
9606 (recount_dominator): Renamed to ...
9607 (recompute_dominator): ... this. Do not check that the block is
9609 (iterate_fix_dominators): Reimplemented.
9610 (prune_bbs_to_update_dominators, root_of_dom_tree,
9611 determine_dominators_for_sons): New functions.
9612 * et-forest.c (et_root): New function.
9613 * et-forest.h (et_root): Declare.
9614 * Makefile.in (graphds.o): Add.
9615 (cfgloopanal.o): Add graphds.h dependency.
9616 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9617 * basic-block.h (get_dominated_by, get_dominated_by_region,
9618 iterate_fix_dominators): Declaration changed.
9619 (recount_dominator): Renamed to ...
9620 (recompute_dominator): ... this.
9621 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9622 (thread_through_all_blocks): Do not free dominance info.
9624 2007-06-03 Andreas Schwab <schwab@suse.de>
9626 * config/m68k/m68k.c (override_options): Don't override
9628 * config/m68k/m68k-modes.def (SF, DF): Define to use
9629 motorola_single_format and motorola_double_format, resp.
9630 * real.c (motorola_single_format): Renamed from
9631 coldfire_single_format.
9632 (motorola_double_format): Renamed from coldfire_double_format.
9633 (encode_ieee_extended): Generate a proper canonical NaN image
9634 respecting canonical_nan_lsbs_set.
9635 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9637 * real.h: Adjust declarations.
9639 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9642 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9643 the symbol is generated with the stack protector.
9645 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9647 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9648 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9650 * doc/extend.texi (interrupt): Mention m68k.
9652 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9654 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9655 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9656 (ix86_expand_sse_pcmpestr): Do not check operands for
9657 "register_operand", when insn operand predicate is "register_operand".
9658 (ix86_expand_sse_pcmpistr): Ditto.
9660 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9661 Uros Bizjak <ubizjak@gmail.com>
9663 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9664 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9665 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9666 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9667 * config/i386/constraints.md ("z"): New register constraint
9668 for members of SSE_FIRST_REG class.
9669 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9670 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9671 SSE_FIRST_REG class.
9672 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9673 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9674 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9675 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9676 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9677 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9678 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9679 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9680 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9681 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9682 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9683 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9684 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9685 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9686 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9687 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9688 (struct builtin_description): Change "flag" field to unsigned.
9689 (bdesc_pcmpestr): New builtin description table.
9690 (bdesc_pcmpistr): Likewise.
9691 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9692 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9693 Initialize pcmp[ei]str[im] insns for SSE4.2.
9694 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9695 (ix86_expand_sse_pcmpistr): Likewise.
9696 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9697 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9698 (UNSPEC_PCMPISTR): Likewise.
9699 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9700 (sse4_2_pcmpestri):New isns pattern.
9701 (sse4_2_pcmpestrm): Likewise.
9702 (sse4_2_pcmpestr_cconly): Likewise.
9703 (sse4_2_pcmpistr): New insn patern and splitter.
9704 (sse4_2_pcmpistri):New isns pattern.
9705 (sse4_2_pcmpistrm): Likewise.
9706 (sse4_2_pcmpistr_cconly): Likewise.
9707 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9710 2007-06-01 David Daney <ddaney@avtrex.com>
9712 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9713 LOADGP_ABSOLUTE and not binds_local_p.
9715 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9717 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9719 2007-06-01 Ian Lance Taylor <iant@google.com>
9721 * tree-vrp.c (compare_name_with_value): Always set
9722 used_strict_overflow if we get a result from the variable itself.
9724 2007-06-01 Ian Lance Taylor <iant@google.com>
9726 PR rtl-optimization/31455
9727 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9728 subregs which have a cast between modes which are not tieable.
9730 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9732 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9733 breaks after return statements.
9735 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9737 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9738 only after no_new_pseudos.
9740 2007-05-31 Eric Christopher <echristo@apple.com>
9742 * expr.c (convert_move): Assert that we don't have a BLKmode
9744 (store_expr): Handle BLKmode moves by calling emit_block_move.
9746 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9748 * c-typeck.c (build_indirect_ref): Include type in error message.
9749 (build_binary_op): Pass types to binary_op_error.
9750 * c-common.c (binary_op_error): Take two type arguments, print out
9752 * c-common.h (binary_op_error): Update prototype.
9754 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9756 * config/i386/i386.c: Correct coments on -mno-sse4.
9758 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9760 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9761 (x86_64-*-*): Likewise.
9762 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9763 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9764 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9765 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9766 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9767 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9768 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9769 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9770 (OPTION_MASK_ISA_SSE4): Likewise.
9771 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9772 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9773 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9774 (override_options): Support SSE4.2.
9775 (ix86_build_const_vector): Support SImode and DImode.
9776 (ix86_build_signbit_mask): Likewise.
9777 (ix86_expand_int_vcond): Support V2DImode.
9778 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9779 (IX86_BUILTIN_CRC32HI): Likewise.
9780 (IX86_BUILTIN_CRC32SI): Likewise.
9781 (IX86_BUILTIN_CRC32DI): Likewise.
9782 (IX86_BUILTIN_PCMPGTQ): Likewise.
9783 (bdesc_crc32): Likewise.
9784 (bdesc_sse_3arg): Likewise.
9785 (ix86_expand_crc32): Likewise.
9786 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9787 (ix86_expand_builtin): Likewise.
9788 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9789 __SSE4_2__ for -msse4.2.
9790 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9791 (CRC32MODE): Likewise.
9792 (crc32modesuffix): Likewise.
9793 (crc32modeconstraint): Likewise.
9794 (sse4_2_crc32<mode>): Likewise.
9795 (sse4_2_crc32di): Likewise.
9796 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9798 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9799 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9800 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9801 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9802 (vcondu<mode>): Likewise.
9803 * doc/extend.texi: Document SSE4.2 built-in functions.
9804 * doc/invoke.texi: Document -msse4.2/-msse4.
9806 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9808 PR tree-optimization/32160
9809 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9810 variable as gimple reg.
9811 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9813 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9815 * gcc.c (main): Don't consider linker options when issuing the
9816 warning about a linker input file not being used.
9818 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9820 * tree-vrp.c (compare_names): Initialize sop.
9822 2007-05-30 Dirk Mueller <dmueller@suse.de>
9824 * cgraphunit.c (cgraph_analyze_function): Remove
9825 computation of inline parameters.
9827 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9829 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9831 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9833 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9834 Add vx-common.h. Include vxworks.h between vx-common.h and
9836 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9838 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9839 (TARGET_ASM_DESTRUCTOR): Likewise.
9840 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9841 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9842 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9843 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9844 (VXWORKS_ENDIAN_SPEC): Define.
9845 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9846 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9847 VXWORKS_* equivalents.
9848 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9849 (ASM_FILE_START): Delete.
9850 (TARGET_VERSION): Reformat.
9851 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9852 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9853 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9854 (FPBIT, DPBIT): Define.
9855 (fp-bit.c, dp-bit.c): New rules.
9856 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9857 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9858 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9859 * config/arm/arm.h: Include vxworks-dummy.h.
9860 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9861 Mark with ATTRIBUTE_UNUSED.
9862 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9863 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9864 make it incompatible with -msingle-pic-base.
9865 (arm_function_ok_for_sibcall): Return false for calls that might
9866 go through a VxWorks PIC PLT entry.
9867 (require_pic_register): New function, split out from...
9868 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9870 (arm_load_pic_register): Handle the VxWorks RTP initialization
9871 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9872 (arm_emit_call_insn): New function.
9873 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9874 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9875 (pic_offset_arm): New pattern.
9876 (call, call_value): Use arm_emit_call_insn.
9877 (call_internal, call_value_internal): New expanders.
9878 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9879 VxWorks unless __PIC__.
9881 2007-05-30 Eric Christopher <echristo@gmail.com>
9883 * genrecog.c: Include regs.h in generated file.
9884 * genemit.c: Ditto. Fix up formatting.
9885 * config/mn10300/constraints.md: New.
9886 * config/mn10300/mn10300.md: Include.
9887 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9888 Fix up for removed macro.
9889 * config/mn10300/predicates.md (call_address_operand): Ditto.
9890 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9891 (CONST_OK_FOR_I): Ditto.
9892 (CONST_OK_FOR_J): Ditto.
9893 (CONST_OK_FOR_K): Ditto.
9894 (CONST_OK_FOR_L): Ditto.
9895 (CONST_OK_FOR_M): Ditto.
9896 (CONST_OK_FOR_N): Ditto.
9897 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9901 (EXTRA_CONSTRAINT): Ditto.
9903 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9905 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9907 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9908 OPTION_MASK_ISA_64BIT.
9909 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9911 2007-05-30 Richard Guenther <rguenther@suse.de>
9914 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9915 types for comparison.
9916 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9917 with original typed arguments.
9918 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9920 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9922 PR tree-optimization/31769
9923 * except.c (duplicate_eh_regions): Clear prev_try if
9924 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9926 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9928 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9929 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9930 bsi of the location where statements should be inserted.
9931 (sink_code_in_bb): Take bsi from statement_sink_location.
9932 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9933 instead of bsi_start.
9934 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9936 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9937 (bsi_move_before): Document inconsistency with bsi_move_after.
9938 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9940 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9942 * config/i386/i386.h (TARGET_ABM): New define.
9943 (TARGET_POPCNT): Ditto.
9944 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9945 New temporary defines to redefine from OPTION_ISA_* defines.
9946 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9947 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9948 (ix86_isa_flags): New extern int declaration.
9949 (TARGET_SUBTARGET_DEFAULT): New define.
9950 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9951 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9952 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9953 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9954 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9955 * config/i386/darwin.h: Change TARGET_64BIT define to
9958 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9959 using existing "ix86_isa_flags" varible.
9960 (m32, m64): Use existing "ix86_isa_flags" variable.
9961 (mmmx, m3dnow): Ditto.
9962 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9963 (mabm): Define as non-negative option using "x86_abm" variable.
9964 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9966 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9967 Rewrite feature test bitmap.
9968 (ix86_isa_flags): New initialized global int varible.
9969 (ix86_isa_flags_explicit): New static int variable.
9970 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9971 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9972 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9973 target_flags_explicit.
9974 (override_options): Remove "target_enable" and "target_disable" fields
9975 from "struct ptt". Update processor_target_table accordingly. Remove
9976 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9977 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9978 "target_flags" and "ix86_isa_flags_explicit" instead of
9979 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9980 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9981 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9982 to true when either of PTA_POPCNT or PTA_ABM is set in
9983 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9984 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9985 processor_alias_table flags entry. Remove handling of
9986 "target_enable" and "target_disable" fields of processor_target_table.
9987 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9988 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9989 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9990 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9991 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9993 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9995 2007-05-29 David Daney <ddaney@avtrex.com>
9998 * config/mips/mips.c (mips_output_mi_thunk): Emit
9999 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10001 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10002 * config/i386/i386.c (ix86_function_regparm): Added checking of
10003 ix86_force_align_arg_pointer to determine the number of
10004 register parameters.
10006 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10008 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10009 (SET_DR_MISALIGNMENT): New.
10010 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10011 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10012 Use SET_DR_MISALIGNMENT.
10013 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10015 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10016 find_loop_nest): Export.
10017 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10018 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10019 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10020 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10022 (struct mem_ref): Add field reuse_distance.
10023 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10024 Initialize reuse_distance field.
10025 (issue_prefetch_ref): Select temporality of prefetch according to
10027 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10028 self_reuse_distance, determine_loop_nest_reuse): New functions.
10029 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10030 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10031 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10034 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10036 * tree-ssa-alias.c: Add aliasing overview.
10038 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10039 Danny Smith <dannysmith@users.sourceforge.net>
10042 * config/i386/t-crtfm: Compile crtfastmath.o with
10043 -minline-all-stringops.
10044 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10045 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10047 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10049 * doc/md.texi: Document constraints on HP PA-RISC.
10051 * pa/constraints.md: New file.
10052 * pa.md: Include constraints.md.
10053 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10054 (integer_store_memory_operand, ldil_cint_p): New functions.
10055 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10056 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10057 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10058 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10059 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10061 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10064 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10065 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10066 case POSTDECREMENT_EXPR>): Return the error_mark_node
10067 if either the real or imaginary parts would an
10070 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10072 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10073 name when we remove it from a call.
10075 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10077 * targhooks.c (default_narrow_bitfield): Remove.
10078 * targhooks.h: Remove the prototype for
10079 default_narrow_bitfield.
10081 * langhooks-def.h: Remove the prototype for
10082 hook_get_alias_set_0.
10083 * langhooks.c (hook_get_alias_set_0): Remove.
10085 * global.c (EXECUTE_IF_CONFLICT): Remove.
10087 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10090 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10091 return true when truth_value_p is true and the type
10094 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10096 * doc/install.texi (Prerequisites): We no longer require Autoconf
10097 2.13 for the top-level.
10099 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10101 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10102 memory access via x86_expand_vector_move_misalign() only for
10103 TImode values on 32-bit targets.
10105 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10107 * matrix-reorg.c: New file. Implement matrix flattening and
10108 transposing optimization.
10109 * tree-pass.h: Add matrix reorg pass.
10110 * common.opt: Add fipa-mreorg flag.
10111 * Makefile.in: Add matrix-reorg.c.
10112 * passes.c: Add matrix reorg pass.
10113 * varpool.c (add_new_static_var): New function.
10114 * cgraph.h (add_new_static_var): Declare.
10116 2007-05-27 Eric Christopher <echristo@apple.com>
10118 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10119 sp_offset depending on stack size. Save r12 depending
10120 on registers we're saving later.
10121 (rs6000_emit_epilogue): Update sp_offset depending only
10124 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10126 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10127 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10128 * ifcvt.c (if_convert): Ditto.
10129 * tree-ssa-threadupdate.c (thread_block): Ditto.
10130 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10131 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10132 verify_loop_closed_ssa): Check number_of_loops instead of
10134 * predict.c (tree_estimate_probability): Ditto.
10135 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10136 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10137 * modulo-sched.c (sms_schedule): Ditto.
10138 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10139 (scev_finalize): Do not do anything if scev analysis was not
10141 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10142 current_loops == NULL.
10143 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10144 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10145 there are no loops.
10146 (loop_optimizer_finalize): Assert that loops were analyzed.
10147 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10148 rtl_doloop): Check number_of_loops instead of current_loops.
10149 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10150 current_loops == NULL.
10151 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10152 gate_tree_vectorize tree_linear_transform, check_data_deps,
10153 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10154 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10155 Check number_of_loops instead of current_loops.
10156 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10157 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10158 free loops if available.
10159 (execute_pre): Do not pass do_fre to fini_pre.
10161 2007-05-27 Tobias Burnus <burnus@net-b.de>
10163 PR middle-end/32083
10164 * real.c (mpfr_from_real): Fix sign of -Inf.
10166 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10168 * tree-vect-transform.c (vectorizable_conversion): Initialize
10169 tree_code variables to ERROR_MARK.
10170 (vectorizable_type_demotion): Likewise.
10171 (vectorizable_type_promotion): Likewise.
10173 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10176 * config/i386/i386.md (movti): Handle push operands via
10177 ix86_expand_push().
10179 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10181 * basic-block.h: Remove the prototype for merge_seq_blocks.
10182 * cfgcleanup.c (merge_seq_blocks): Remove.
10184 * tree-flow.h: Remove the prototype for is_aliased_with.
10185 * tree-ssa-alias.c (is_aliased_with): Remove.
10187 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10189 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10191 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10193 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10194 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10195 (vec_unpacks_hi_v16qi): Likewise.
10196 (vec_unpacku_lo_v16qi): Likewise.
10197 (vec_unpacks_lo_v16qi): Likewise.
10198 (vec_unpacku_hi_v8hi): Likewise.
10199 (vec_unpacks_hi_v8hi): Likewise.
10200 (vec_unpacku_lo_v8hi): Likewise.
10201 (vec_unpacks_lo_v8hi): Likewise.
10202 (vec_unpacku_hi_v4si): Likewise.
10203 (vec_unpacks_hi_v4si): Likewise.
10204 (vec_unpacku_lo_v4si): Likewise.
10205 (vec_unpacks_lo_v4si): Likewise.
10207 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10209 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10210 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10211 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10212 follow spelling conventions in various
10213 warning/error/diagnostic messages.
10215 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10216 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10217 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10218 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10219 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10220 * doc/tm.texi: Follow spelling conventions.
10222 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10225 * tree-ssa-forwprop.c
10226 (forward_propagate_addr_into_variable_array_index): Remove
10227 the lhs argument. Use the type of def_rhs instead of lhs.
10228 (forward_propagate_addr_expr_1): Update use of
10229 forward_propagate_addr_into_variable_array_index.
10231 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10232 Nigel Stephens <nigel@mips.com>
10234 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10235 function attributes, "far" being an alias for "long_call".
10236 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10237 (mips_near_type_p, mips_far_type_p): New.
10238 (mips_comp_type_attributes): New function to check that attributes
10239 attached to a function type are compatible.
10240 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10241 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10242 to the target function of the thunk.
10243 (mips_encode_section_info): Check for "near" and "far" function
10244 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10246 * config/mips/predicates.md (const_call_insn_operand): Test only
10247 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10249 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10252 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10253 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10254 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10255 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10257 2007-05-25 Eric Christopher <echristo@apple.com>
10259 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10260 to x86-darwin configurations.
10261 * config/i386/t-darwin: Add softfp support.
10262 * config/i386/t-darwin64: Ditto.
10263 * config/i386/sfp-machine.h: If mach then don't use
10264 aliasing, emit a stub to call.
10266 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10268 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10269 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10270 tree-predcom.c, tree-ssa-alias-warnings.c,
10271 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10272 comment typos. Follow spelling conventions.
10273 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10275 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10278 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10279 constants into memory. Expand unaligned memory references for
10280 SSE modes via x86_expand_vector_move_misalign() function.
10282 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10284 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10285 "memory" attribute for "sseishft" type insn without operands[2].
10287 2007-05-25 Dirk Mueller <dmueller@suse.de>
10288 Marcus Meissner <meissner@suse.de>
10290 * doc/extend.texi (alloc_size): New attribute.
10291 * c-common.c (handle_alloc_size_attribute): New.
10292 * tree-object-size.c (alloc_object_size): Use alloc_size
10293 attribute, if available.
10295 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10297 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10299 (__builtin_ia32_vec_ext_v2di): Likewise.
10300 (__builtin_ia32_vec_ext_v4si): Likewise.
10301 (__builtin_ia32_vec_ext_v8hi): Likewise.
10302 (__builtin_ia32_vec_ext_v16qi): Likewise.
10303 (__builtin_ia32_vec_set_v8hi): Likewise.
10305 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10307 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10309 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10311 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10312 (arm_is_longcall_p): Rename to...
10313 (arm_is_long_call_p): ...this. Take a single tree argument and
10315 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10316 (CUMULATIVE_ARGS): Remove call_cookie.
10317 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10318 (ENCODED_LONG_CALL_ATTR_P): Delete.
10319 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10320 LONG_CALL_FLAG_CHAR cases.
10321 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10322 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10323 ARM_DECLARE_FUNCTION_SIZE.
10324 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10325 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10326 (arm_encode_call_attribute, current_file_function_operand): Delete.
10327 (arm_function_in_section_p): New function.
10328 (arm_is_longcall_p): Rename to...
10329 (arm_is_long_call_p): ...this. Take the target function as a single
10330 argument and return a bool. Do not rely on call cookies. Check
10331 whether the target symbol is in the same section as the current
10332 function, not just the same compilation unit.
10333 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10334 (arm_encode_section_info): Don't encode a call type.
10335 * config/arm/arm.md (call, call_value): Update calls to
10336 arm_is_long(_)call_p. Simplify logic.
10337 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10338 Update calls to arm_is_long(_)call_p.
10340 2007-05-25 Richard Guenther <rguenther@suse.de>
10342 PR tree-optimization/31982
10343 * tree-ssa-forwprop.c
10344 (forward_propagate_addr_into_variable_array_index): Handle arrays
10345 with element size one.
10347 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10349 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10350 (umulsi3_highpart): Likewise.
10352 2007-05-24 Ian Lance Taylor <iant@google.com>
10354 PR rtl-optimization/32069
10355 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10358 2007-05-24 Ollie Wild <aaw@google.com>
10360 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10363 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10365 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10366 (oprs_unchanged_p): Use it to check all registers in a REG.
10367 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10368 (reg_set_between_after_reload_p): Delete.
10369 (reg_used_between_after_reload_p): Likewise.
10370 (reg_set_or_used_since_bb_start): Likewise.
10371 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10372 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10373 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10374 * rtlanal.c (reg_set_p): Check whether REG overlaps
10375 regs_invalidated_by_call, rather than just checking the
10376 membership of REGNO (REG).
10378 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10380 * doc/passes.texi: Document predictive commoning.
10381 * doc/invoke.texi (-fpredictive-commoning): Document.
10382 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10383 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10384 adding indices to the generated name.
10385 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10386 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10387 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10388 (op_symbol_code): ... and exported.
10389 (dump_omp_clause, op_symbol): Use op_symbol_code
10390 instead of op_symbol_1.
10391 * tree-pass.h (pass_predcom): Declare.
10392 * timevar.def (TV_PREDCOM): New timevar.
10393 * tree-ssa-loop.c (run_tree_predictive_commoning,
10394 gate_tree_predictive_commoning, pass_predcom): New.
10395 * tree-data-ref.c (find_data_references_in_loop): Find the
10396 references in dominance order.
10397 (canonicalize_base_object_address): Ensure that the result has
10399 (dr_analyze_innermost): Export.
10400 (create_data_ref): Code to fail for references with invariant
10402 (find_data_references_in_stmt): ... here.
10403 * tree-data-ref.h (dr_analyze_innermost): Declare.
10404 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10405 (aff_combination_find_elt, name_expansion_hash,
10406 name_expansion_eq, tree_to_aff_combination_expand,
10407 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10409 * tree-affine.h (aff_combination_constant_multiple_p,
10410 tree_to_aff_combination_expand): Declare.
10411 * tree-predcom.c: New file.
10412 * common.opt (fpredictive-commoning): New option.
10413 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10414 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10415 * Makefile.in (tree-predcom.o): Add.
10416 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10417 * passes.c (init_optimization_passes): Add dceloop after
10418 copy propagation in loop optimizer. Add predictive commoning
10419 to loop optimizer passes.
10421 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10423 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10426 2007-05-24 Jan Hubicka <jh@suse.cz>
10428 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10430 (genheader): Include statistics.h.
10432 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10434 * print-rtl.c (flag_dump_unnumbered): Update comments.
10435 (print_rtl): Fix my previous change.
10436 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10439 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10441 PR middle-end/32018
10442 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10444 (thread_through_all_blocks): Call initialize_original_copy_tables
10445 and free_original_copy_tables.
10446 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10448 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10449 * cfghooks.c (duplicate_block): Use get_loop_copy.
10450 * cfg.c: Include cfgloop.h.
10451 (loop_copy): New hash table.
10452 (initialize_original_copy_tables): Initialize loop_copy table.
10453 (free_original_copy_tables): Free loop_copy table.
10454 (copy_original_table_clear, copy_original_table_set,
10455 set_loop_copy, get_loop_copy): New functions.
10456 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10457 * cfgloop.h (struct loop): Remove copy field.
10458 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10459 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10461 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10463 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10464 -msse/-msse2/-msse3.
10466 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10468 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10469 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10471 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10474 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10475 * targhooks.h (default_mangle_decl_assembler_name): Declare
10477 * targhooks.c (default_mangle_decl_assembler_name): Define
10479 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10481 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10482 * langhooks.c (lhd_set_decl_assembler_name): Call
10483 targetm.mangle_decl_assembler_name for names with global scope.
10485 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10487 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10488 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10490 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10491 New. Factored out of i386_pe_encode_section_info.
10492 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10493 Move check for prior decoration of stdcall
10494 symbols to i386_pe_encode_section_info.
10495 (i386_pe_encode_section_info): Adjust call to
10496 gen_stdcall_or_fastcall_suffix. Use
10497 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10498 (i386_pe_mangle_decl_assembler_name): New. Wrap
10499 i386_pe_maybe_mangle_decl_assembler_name.
10501 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10503 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10504 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10505 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10506 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10507 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10510 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10511 Nigel Stephens <nigel@mips.com>
10512 Richard Sandiford <richard@codesourcery.com>
10514 Fix up MIPS16 hard float and add support for complex.
10516 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10517 (TARGET_SOFT_FLOAT_ABI): New.
10518 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10519 __mips_soft_float to reflect the ABI in use, not whether the
10520 FPU is directly accessible (e.g., in MIPS16 mode).
10521 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10522 (UNITS_PER_FPVALUE): Likewise.
10524 * config/mips/mips.c (mips_expand_call): Remove redundant
10525 TARGET_MIPS16 check.
10526 (mips_arg_regno): New.
10527 (function_arg_advance): When setting bits in cum->fp_code for
10528 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10530 (function_arg): Use mips_arg_regno.
10531 (mips_return_mode_in_fpr_p): New.
10532 (mips16_call_stub_mode_suffix): New.
10533 (mips16_cfun_returns_in_fpr_p): New.
10534 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10535 (mips_output_function_prologue): Test mips16_hard_float, not
10536 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10537 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10538 return value into a floating-point register.
10539 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10540 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10541 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10542 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10543 word of double arguments from or to the high bits of 64-bit
10544 floating point registers.
10545 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10546 (mips16_fpret_double): New helper function.
10547 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10548 support for complex modes. Fill in DECL_RESULT for stubdecl.
10549 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10551 * config/mips/mips16.S
10552 (RET, ARG1, ARG2): New.
10553 (MERGE_GPRf, MERGE_GPRt): New.
10554 (DELAYt, DELAYf): New.
10555 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10556 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10557 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10558 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10559 (SFOP): Renamed to...
10560 (OPSF3): This, and macro-ified. Updated all uses.
10561 (SFOP2): Renamed to...
10562 (OPSF2): This, and macro-ified. Updated all uses.
10563 (SFCMP): Renamed to...
10564 (CMPSF): This, and macro-ified. Updated all uses.
10565 (SFREVCMP): Renamed to...
10566 (REVCMPSF): This, and macro-ified. Updated all uses.
10567 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10568 (LDDBL1, LDDBL2, RETDBL): Deleted.
10569 (DFOP): Renamed to...
10570 (OPDF3): This, and macro-ified. Updated all uses.
10571 (DFOP2): Renamed to...
10572 (OPDF2): This, and macro-ified. Updated all uses.
10573 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10574 (DFCMP): Renamed to...
10575 (CMPDF): This, and macro-ified. Updated all uses.
10576 (DFREVCMP): Renamed to...
10577 (REVCMPDF): This, and macro-ified. Updated all uses.
10578 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10579 (RET_FUNCTION): New.
10580 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10581 (__mips16_ret_sc, __mips16_ret_dc): New.
10582 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10583 STUB_ARGS_6, STUB_ARGS_10): New.
10584 (CALL_STUB_NO_RET): New.
10585 (__mips16_call_stub_1): Macro-ified.
10586 (__mips16_call_stub_5): Macro-ified.
10587 (__mips16_call_stub_2): Macro-ified.
10588 (__mips16_call_stub_6): Macro-ified.
10589 (__mips16_call_stub_9): Macro-ified.
10590 (__mips16_call_stub_10): Macro-ified.
10591 (CALL_STUB_RET): New.
10592 (__mips16_call_stub_sf_0): Macro-ified.
10593 (__mips16_call_stub_sf_1): Macro-ified.
10594 (__mips16_call_stub_sf_5): Macro-ified.
10595 (__mips16_call_stub_sf_2): Macro-ified.
10596 (__mips16_call_stub_sf_6): Macro-ified.
10597 (__mips16_call_stub_sf_9): Macro-ified.
10598 (__mips16_call_stub_sf_10): Macro-ified.
10599 (__mips16_call_stub_df_0): Macro-ified.
10600 (__mips16_call_stub_df_1): Macro-ified.
10601 (__mips16_call_stub_df_5): Macro-ified.
10602 (__mips16_call_stub_df_2): Macro-ified.
10603 (__mips16_call_stub_df_6): Macro-ified.
10604 (__mips16_call_stub_df_9): Macro-ified.
10605 (__mips16_call_stub_df_10): Macro-ified.
10606 (__mips16_call_stub_sc_0): New.
10607 (__mips16_call_stub_sc_1): New.
10608 (__mips16_call_stub_sc_5): New.
10609 (__mips16_call_stub_sc_2): New.
10610 (__mips16_call_stub_sc_6): New.
10611 (__mips16_call_stub_sc_9): New.
10612 (__mips16_call_stub_sc_10): New.
10613 (__mips16_call_stub_dc_0): New.
10614 (__mips16_call_stub_dc_1): New.
10615 (__mips16_call_stub_dc_5): New.
10616 (__mips16_call_stub_dc_2): New.
10617 (__mips16_call_stub_dc_6): New.
10618 (__mips16_call_stub_dc_9): New.
10619 (__mips16_call_stub_dc_10): New.
10621 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10622 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10623 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10625 2007-05-23 Ian Lance Taylor <iant@google.com>
10627 * doc/invoke.texi (Invoking GCC): Document that the order of the
10630 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10633 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10634 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10635 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10639 * config/score/score.c (score_print_operand): Make sure that only
10640 lower bits are used.
10642 2007-05-22 Ian Lance Taylor <iant@google.com>
10644 * tree-vrp.c (avoid_overflow_infinity): New static function,
10645 broken out of set_value_range_to_value.
10646 (set_value_range_to_value): Call avoid_overflow_infinity.
10647 (extract_range_from_assert): Likewise.
10649 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10651 PR middle-end/31095
10652 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10653 change the type before looking for a COMPOUND_EXPR.
10655 2007-05-22 Ian Lance Taylor <iant@google.com>
10657 * lower-subreg.c (decompose_multiword_subregs): If we change an
10658 insn, call remove_retval_note on it.
10660 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10662 * regs.h (end_hard_regno): New function.
10663 (END_HARD_REGNO, END_REGNO): New macros.
10664 (add_to_hard_reg_set): New function.
10665 (remove_from_hard_reg_set): Likewise.
10666 (in_hard_reg_set_p): Likewise.
10667 (overlaps_hard_reg_set_p): Likewise.
10668 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10669 (note_btr_set): Use END_HARD_REGNO.
10670 * caller-save.c (setup_save_areas): Use end_hard_regno.
10671 (mark_set_regs): Use END_HARD_REGNO.
10672 (add_stored_regs): Use end_hard_regno.
10673 (mark_referenced_regs): Use add_to_hard_reg_set.
10674 * combine.c (update_table_tick): Use END_REGNO.
10675 (record_value_for_reg): Likewise.
10676 (record_dead_and_set_regs): Likewise.
10677 (get_last_value_validate): Likewise.
10678 (use_crosses_set_p): Likewise.
10679 (reg_dead_at_p_1): Likewise.
10680 (reg_dead_at_p): Likewise.
10681 (mark_used_regs_combine): Use add_to_hard_reg_set.
10682 (move_deaths): Use END_HARD_REGNO.
10683 (reg_bitfield_target_p): Use end_hard_regno.
10684 (distribute_notes): Use END_HARD_REGNO.
10685 * cse.c (mention_regs): Use END_REGNO.
10686 (insert): Use add_to_hard_reg_set.
10687 (invalidate): Use END_HARD_REGNO.
10688 (invalidate_for_call): Likewise.
10689 (exp_equiv_p): Use END_REGNO.
10690 (cse_insn): Likewise.
10691 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10692 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10693 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10694 * function.c (keep_stack_depressed): Use end_hard_regno.
10695 * global.c (global_alloc): Use end_hard_regno.
10696 (global_conflicts): Use add_to_hard_reg_set instead of
10698 (find_reg): Likewise.
10699 (mark_reg_store): Likewise.
10700 (mark_reg_conflicts): Likewise.
10701 (mark_reg_death): Use remove_from_hard_reg_set.
10702 (mark_reg_live_nc): Delete.
10703 (set_preference): Use end_hard_regno.
10704 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10705 remove_from_hard_reg_set.
10706 (post_mark_life): Use add_to_hard_reg_set.
10707 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10708 (reg_becomes_live): Use add_to_hard_reg_set.
10709 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10710 (peep2_find_free_register): Use add_to_hard_reg_set.
10711 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10712 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10713 * regrename.c (note_sets): Use add_to_hard_reg_set.
10714 (clear_dead_regs): Use remove_from_hard_reg_set.
10715 (regrename_optimize): Use add_to_hard_reg_set.
10716 (find_oldest_value_reg): Use in_hard_reg_set_p.
10717 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10718 (hard_reg_set_here_p): Use end_hard_regno.
10719 (decompose): Likewise.
10720 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10721 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10722 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10723 (mark_home_live): Use end_hard_regno.
10724 (spill_hard_reg): Likewise.
10725 (clear_reload_reg_in_use): Likewise.
10726 * reorg.c (delete_prior_computation): Use END_REGNO.
10727 * resource.c (update_live_status): Use END_HARD_REGNO.
10728 (mark_referenced_resources): Use add_to_hard_reg_set.
10729 (mark_set_resources): Likewise.
10730 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10731 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10732 (reg_overlap_mentioned_p): Likewise.
10733 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10734 (covers_regno_no_parallel_p): Use END_REGNO.
10735 (find_regno_note): Likewise.
10736 (find_reg_fusage): Use END_HARD_REGNO.
10737 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10738 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10740 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10742 * mode-switching.c (reg_dies): Change type of second argument to
10744 (optimize_mode_switching): Update accordingly.
10746 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10748 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10750 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10751 (hard_reg_set_empty_p): ...these new functions.
10752 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10753 GO_IF_HARD_REG_SUBSET.
10754 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10755 instead of GO_IF_HARD_REG_EQUAL.
10756 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10757 instead of GO_IF_HARD_REG_EQUAL.
10758 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10759 GO_IF_HARD_REG_SUBSET.
10760 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10761 GO_IF_HARD_REG_EQUAL.
10762 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10763 of GO_IF_HARD_REG_SUBSET.
10764 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10765 instead of GO_IF_HARD_REG_EQUAL.
10766 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10767 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10768 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10769 of GO_IF_HARD_REG_SUBSET,
10770 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10771 GO_IF_HARD_REG_SUBSET.
10772 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10773 instead of GO_IF_HARD_REG_EQUAL.
10774 * config/sh/sh.c (push_regs, calc_live_regs): Use
10775 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10776 (hard_regs_intersect_p): Delete.
10778 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10780 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10782 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10783 Richard Henderson <rth@redhat.com>
10785 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10787 (x86_64-*-*): Likewise.
10789 * i386/i386-modes.def (V2QI): New.
10791 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10793 (override_options): Support SSE4.1.
10794 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10795 (IX86_BUILTIN_BLENDPS): Likewise.
10796 (IX86_BUILTIN_BLENDVPD): Likewise.
10797 (IX86_BUILTIN_BLENDVPS): Likewise.
10798 (IX86_BUILTIN_PBLENDVB128): Likewise.
10799 (IX86_BUILTIN_PBLENDW128): Likewise.
10800 (IX86_BUILTIN_DPPD): Likewise.
10801 (IX86_BUILTIN_DPPS): Likewise.
10802 (IX86_BUILTIN_INSERTPS128): Likewise.
10803 (IX86_BUILTIN_MOVNTDQA): Likewise.
10804 (IX86_BUILTIN_MPSADBW128): Likewise.
10805 (IX86_BUILTIN_PACKUSDW128): Likewise.
10806 (IX86_BUILTIN_PCMPEQQ): Likewise.
10807 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10808 (IX86_BUILTIN_PMAXSB128): Likewise.
10809 (IX86_BUILTIN_PMAXSD128): Likewise.
10810 (IX86_BUILTIN_PMAXUD128): Likewise.
10811 (IX86_BUILTIN_PMAXUW128): Likewise.
10812 (IX86_BUILTIN_PMINSB128): Likewise.
10813 (IX86_BUILTIN_PMINSD128): Likewise.
10814 (IX86_BUILTIN_PMINUD128): Likewise.
10815 (IX86_BUILTIN_PMINUW128): Likewise.
10816 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10817 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10818 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10819 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10820 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10821 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10822 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10823 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10824 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10825 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10826 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10827 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10828 (IX86_BUILTIN_PMULDQ128): Likewise.
10829 (IX86_BUILTIN_PMULLD128): Likewise.
10830 (IX86_BUILTIN_ROUNDPD): Likewise.
10831 (IX86_BUILTIN_ROUNDPS): Likewise.
10832 (IX86_BUILTIN_ROUNDSD): Likewise.
10833 (IX86_BUILTIN_ROUNDSS): Likewise.
10834 (IX86_BUILTIN_PTESTZ): Likewise.
10835 (IX86_BUILTIN_PTESTC): Likewise.
10836 (IX86_BUILTIN_PTESTNZC): Likewise.
10837 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10838 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10839 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10840 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10841 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10842 (bdesc_ptest): New.
10843 (bdesc_sse_3arg): Likewise.
10844 (bdesc_2arg): Likewise.
10845 (bdesc_1arg): Likewise.
10846 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10848 (ix86_expand_sse_4_operands_builtin): New.
10849 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10850 smaller than 8 bits as the 2nd arg.
10851 (ix86_expand_sse_ptest): New.
10852 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10853 (ix86_expand_vector_set): Support SSE4.1.
10854 (ix86_expand_vector_extract): Likewise.
10856 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10857 __SSE4_1__ for -msse4.1.
10859 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10860 (UNSPEC_INSERTPS): Likewise.
10861 (UNSPEC_DP): Likewise.
10862 (UNSPEC_MOVNTDQA): Likewise.
10863 (UNSPEC_MPSADBW): Likewise.
10864 (UNSPEC_PHMINPOSUW): Likewise.
10865 (UNSPEC_PTEST): Likewise.
10866 (UNSPEC_ROUNDP): Likewise.
10867 (UNSPEC_ROUNDS): Likewise.
10869 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10871 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10872 (const_pow2_1_to_32768_operand): Likewise.
10874 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10877 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10879 (sse4_1_insertps): Likewise.
10880 (*sse4_1_extractps): Likewise.
10881 (sse4_1_ptest): Likewise.
10882 (sse4_1_mulv2siv2di3): Likewise.
10883 (*sse4_1_mulv4si3): Likewise.
10884 (*sse4_1_smax<mode>3): Likewise.
10885 (*sse4_1_umax<mode>3): Likewise.
10886 (*sse4_1_smin<mode>3): Likewise.
10887 (*sse4_1_umin<mode>3): Likewise.
10888 (sse4_1_eqv2di3): Likewise.
10889 (*sse4_1_pinsrb): Likewise.
10890 (*sse4_1_pinsrd): Likewise.
10891 (*sse4_1_pinsrq): Likewise.
10892 (*sse4_1_pextrb): Likewise.
10893 (*sse4_1_pextrb_memory): Likewise.
10894 (*sse4_1_pextrw_memory): Likewise.
10895 (*sse4_1_pextrq): Likewise.
10896 (sse4_1_blendpd): Likewise.
10897 (sse4_1_blendps): Likewise.
10898 (sse4_1_blendvpd): Likewise.
10899 (sse4_1_blendvps): Likewise.
10900 (sse4_1_dppd): Likewise.
10901 (sse4_1_dpps): Likewise.
10902 (sse4_1_movntdqa): Likewise.
10903 (sse4_1_mpsadbw): Likewise.
10904 (sse4_1_packusdw): Likewise.
10905 (sse4_1_pblendvb): Likewise.
10906 (sse4_1_pblendw): Likewise.
10907 (sse4_1_phminposuw): Likewise.
10908 (sse4_1_extendv8qiv8hi2): Likewise.
10909 (*sse4_1_extendv8qiv8hi2): Likewise.
10910 (sse4_1_extendv4qiv4si2): Likewise.
10911 (*sse4_1_extendv4qiv4si2): Likewise.
10912 (sse4_1_extendv2qiv2di2): Likewise.
10913 (*sse4_1_extendv2qiv2di2): Likewise.
10914 (sse4_1_extendv4hiv4si2): Likewise.
10915 (*sse4_1_extendv4hiv4si2): Likewise.
10916 (sse4_1_extendv2hiv2di2): Likewise.
10917 (*sse4_1_extendv2hiv2di2): Likewise.
10918 (sse4_1_extendv2siv2di2): Likewise.
10919 (*sse4_1_extendv2siv2di2): Likewise.
10920 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10921 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10922 (sse4_1_zero_extendv4qiv4si2): Likewise.
10923 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10924 (sse4_1_zero_extendv2qiv2di2): Likewise.
10925 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10926 (sse4_1_zero_extendv4hiv4si2): Likewise.
10927 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10928 (sse4_1_zero_extendv2hiv2di2): Likewise.
10929 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10930 (sse4_1_zero_extendv2siv2di2): Likewise.
10931 (*sse4_1_zero_extendv2siv2di2): Likewise.
10932 (sse4_1_roundpd): Likewise.
10933 (sse4_1_roundps): Likewise.
10934 (sse4_1_roundsd): Likewise.
10935 (sse4_1_roundss): Likewise.
10936 (mulv4si3): Don't expand for SSE4.1.
10937 (smax<mode>3): Likewise.
10938 (umaxv4si3): Likewise.
10939 (uminv16qi3): Likewise.
10940 (umin<mode>3): Likewise.
10941 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10943 * doc/extend.texi: Document SSE4.1 built-in functions.
10945 * doc/invoke.texi: Document -msse4.1.
10947 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10949 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10950 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10951 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10952 (ASM_SPEC): Add asm_pcrel_spec.
10953 (EXTRA_SPECS): Add asm_pcrel_spec.
10955 2007-05-21 David Daney <ddaney@avtrex.com>
10957 * doc/install.texi (Building a cross compiler): Add requirements
10958 for Java cross compiler.
10960 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10962 PR middle-end/31995
10963 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10964 Add loopno argument. Use evolution_function_is_invariant_rec_p
10965 instead of evolution_function_is_constant_p.
10966 Update calls to evolution_function_is_affine_multivariate_p.
10967 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10968 Add loopno argument.
10969 * tree-scalar-evolution.c (gather_chrec_stats): Call
10970 evolution_function_is_affine_multivariate_p with a loop
10972 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10973 (analyze_overlapping_iterations): Likewise.
10974 (access_functions_are_affine_or_constant_p): Likewise.
10975 (build_classic_dist_vector_1): If the access functions
10976 are equal, don't do anything.
10978 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10979 Paolo Carlini <pcarlini@suse.de>
10980 Uros Bizjak <ubizjak@gmail.com>
10982 * c-cppbuiltin.c (c_cpp_builtins): Define
10983 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10984 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10985 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10986 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10988 2007-05-21 Mike Stump <mrs@apple.com>
10990 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10992 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10994 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10996 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10997 implementation if __OPTIMIZE__ is not defined.
10998 (_mm_alignr_pi8): Ditto.
10999 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11000 (_mm_inserti_si64): Ditto.
11001 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11002 (_mm_slli_epi16): Ditto.
11003 (_mm_slli_epi32): Ditto.
11004 (_mm_slli_epi64): Ditto.
11005 (_mm_srai_epi16): Ditto.
11006 (_mm_srai_epi32): Ditto.
11007 (_mm_srli_si128): Ditto.
11008 (_mm_slli_si128): Ditto.
11009 (_mm_srli_epi16): Ditto.
11010 (_mm_srli_epi32): Ditto.
11011 (_mm_srli_epi64): Ditto.
11012 (_mm_extract_epi16): Ditto.
11013 (_mm_insert_epi16): Ditto.
11014 (_mm_shufflehi_epi16): Ditto.
11015 (_mm_shufflelo_epi16): Ditto.
11016 (_mm_shuffle_epi32): Ditto.
11017 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11018 (_m_pextrw): Ditto.
11019 (_mm_insert_pi16): Ditto.
11020 (_m_pinsrw): Ditto.
11021 (_mm_shuffle_pi16): Ditto.
11022 (_m_pshufw): Ditto.
11023 (_mm_shufle_ps): Ditto.
11024 (_mm_prefetch): Ditto.
11026 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11028 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11029 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11030 * real.c (encode_i370_single, decode_i370_single,
11031 encode_i370_double, decode_i370_double): Functions removed.
11032 (i370_single_format, i370_double_format): Initializations removed.
11033 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11034 Consider the log2_b field to always be one.
11035 (ieee_single_format, mips_single_format, coldfire_single_format,
11036 ieee_double_format, mips_double_format, coldfire_double_format,
11037 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11038 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11039 ibm_extended_format, mips_extended_format, ieee_quad_format,
11040 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11041 decimal_single_format, decimal_double_format, decimal_quad_format,
11042 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11043 initialization of log2_b.
11044 * real.h (i370_single_format, i370_double_format): Declarations
11046 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11047 field to always be one.
11049 2007-05-21 Andreas Schwab <schwab@suse.de>
11051 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11052 NOTE_INSN_BASIC_BLOCK_P.
11053 (process_for_unwind_directive): Likewise.
11055 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11057 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11058 * function.h (struct function): Move va_list_gpr_size,
11059 va_list_fpr_size, function_frequency to front of bitfields. Add
11061 (current_function_calls_unwind_init): New.
11062 * except.c (expand_builtin_unwind_init): Set
11063 current_function_calls_unwind_init not
11064 current_function_has_nonlocal_label.
11065 * reload1.c (has_nonexceptional_receiver): New.
11066 (reload): Use it and current_function_calls_unwind_init to
11067 determine whether call-saved regs must be saved.
11069 2007-05-20 Jan Hubicka <jh@suse.cz>
11071 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11072 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11073 * ddg.c (create_ddg): LIkewise.
11074 * final.c (final): Remove hunk moving line number notes around since
11075 they are no longer present at this stage.
11076 (final_scan_insn): Use NOTE_KIND instead of
11077 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11078 (output_asm_label): Likewise.
11079 * reorg.c (dbr_schedule): Likewise.
11080 * haifa-sched.c (unlink_other_notes): Likewise.
11081 * mode-switching.c (optimize_mode_switching): Likewise.
11082 * graph.c (start_bb): Likewise.
11083 * rtl.def (NOTE): Update description.
11084 * jump.c (squeeze_notes): Delete.
11085 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11086 NOTE_INSN_BASIC_BLOCK_P when possible.
11087 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11088 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11089 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11090 (dwarf2out_var_location): Likewise.
11091 * cfgbuild.c (make_edges): Likewise.
11092 (find_basic_blocks_1): Likewise.
11093 * function.c (reorder_blocks_1): Likewise.
11094 (epilogue_done): Likewise.
11095 (reposition_prologue_and_epilogue_notes): Likewise.
11096 * print-rtl.c (print_rtx): Likewise; drop code for printing
11098 (print_rtl): Likewise.
11099 (print_rtl_single): Likewise.
11100 * gcse.c (insert_insn_start_bb): Likewise.
11101 * alias.c (init_alias_analysis): Likewise.
11102 * calls.c (fixup_tail_calls): Likewise.
11103 * except.c (sjlj_emit_function_enter): Likewise.
11104 * emit-rtl.c (add_insn_after): Likeiwse.
11105 (emit_label_before): Likewise.
11106 (emit_label_after): Likewise.
11107 (emit_note_before, emit_note_after, emit_note): Update
11108 parameter to be enum insn_note; do not deal with source
11110 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11111 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11113 (merge_blocks_move_successor_nojumps): Simplify now when
11114 we don't have BLOCK notes.
11115 (try_optimize_cfg): Likewise.
11116 * cfglayout.c (skip_insns_after_block): Likewise.
11117 (record_effective_endpoints): Likewise.
11118 (duplicate_insn_chain): Likewise.
11119 * varasm.c (output_constant_pool_1): Likewise.
11120 * sched-deps.c (sched_analyze): Likewise.
11121 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11123 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11124 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11125 (SET_INSN_DELETED): Simplify.
11126 (NOTE_LINE_NUMBER): Exterminate.
11127 (NOTE_LINE_KIND): New.
11128 (NOTE_INSN_BASIC_BLOCK_P): Update.
11129 (enum insn_note): Simplify.
11130 (GET_NOTE_INSN_NAME) Simplify.
11131 (emit_note_before, emit_note_after, emit_note): Update prototype.
11132 (squeeze_notes): Remove.
11133 * sched-int.h (NOTE_NOT_BB_P): Update.
11134 * resource.c (mark_target_live_regs): Update.
11135 * sched-rgn.c (debug_dependencies): Update.
11136 * sched-vis.c (print_insn): Update.
11137 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11138 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11139 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11140 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11141 (split_branches): Update.
11142 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11144 (sh_adjust_unroll_max): Exterminate.
11145 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11146 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11147 (m68hc11_reorg): Likewise.
11148 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11149 (emit_predicate_relation_info): Update.
11150 (process_for_unwind_directive): Update.
11151 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11152 (output_call): Update.
11153 * config/pa/pa.c (output_lbranch): Update.
11154 (output_millicode_call): Update.
11155 (output_call): Update.
11156 (pa_combine_instructions): Update.
11157 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11158 * config/bfin/bfin.c (gen_one_bundle): Update.
11159 * cfgrtl.c (can_delete_note_p): Update.
11160 (delete_insn): Update.
11161 (rtl_merge_blocks): Update.
11162 (commit_one_edge_insertion): Update.
11163 (rtl_verify_flow_info): Update.
11164 * stmt.c (expand_case): Do not call squeeze_notes.
11166 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11173 * c.opt (Wtype-limits): New.
11174 * doc/invoke.texi (Wtype-limits): Document it.
11175 (Wextra): Enabled by -Wextra.
11176 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11177 * c-common.c (shorten_compare): Warn with Wtype-limits.
11179 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11181 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11182 inlined function, not as a macro.
11183 (_mm_alignr_pi8): Ditto.
11184 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11185 (_mm_inserti_si64): Ditto.
11186 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11187 (_mm_extract_epi16): Ditto.
11188 (_mm_insert_epi16): Ditto.
11189 (_mm_shufflehi_epi16): Ditto.
11190 (_mm_shufflelo_epi16): Ditto.
11191 (_mm_shuffle_epi32): Ditto.
11192 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11193 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11195 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11197 (_m_to_float): Use C89 compatible assignment.
11199 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11202 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11204 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11207 * doc/invoke.texi (Wreturn-type): Complete description.
11208 (Wextra): Delete item about return-type warning.
11209 * c-decl.c: Delete redundant Wextra warning.
11211 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11214 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11215 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11216 inlined function, not as a macro.
11217 (_mm_prefetch): Ditto.
11218 (_m_pextrw): Ditto.
11219 (_mm_insert_pi16): Ditto.
11220 (_m_pinsrw): Ditto.
11221 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11222 (_m_pshufw): Ditto. Add const to __N argument.
11223 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11224 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11225 (_mm_slli_epi32): Ditto.
11226 (_mm_srli_si128): Implement as always inlined function, not as a
11227 macro. Add __inline to function declaration.
11228 (_mm_slli_si128): Ditto.
11230 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11232 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11233 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11235 (struct fenv): New structure.
11236 (FP_HANDLE_EXCEPTIONS): New define.
11237 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11238 (_FP_DECL_EXP): New define.
11239 (FP_INIT_ROUNDMODE): New define.
11240 (FP_ROUNDMODE): New define.
11242 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11244 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11245 (Wconversion): Update description.
11246 (Wconversion-sign): New.
11247 * c.opt (Wconversion-sign): New.
11248 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11249 means disabled for C++. Otherwise, take the status of Wconversion.
11250 * c-common.c (conversion_warning): Warn with either Wconversion or
11252 (warnings_for_convert_and_check): Conditions are already checked by
11253 conversion_warning.
11254 (convert_and_check): Don't check warnings if the conversion failed.
11256 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11257 Anatoly Sokolov <aesok@dol.ru>
11259 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11260 avr_epilogue_uses) : Add declaration.
11261 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11262 * config/avr/constraints.md (R): New constraint.
11263 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11264 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11265 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11266 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11267 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11268 call_prologue_saves, epilogue_restores, return_from_epilogue,
11269 return_from_main_epilogue, return_from_interrupt_epilogue,
11270 return_from_naked_epilogue, prologue, epilogue): New patterns.
11271 (jump): Handle symbol reference.
11272 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11273 avr_output_function_prologue, avr_output_function_epilogue): Remove
11275 (avr_init_machine_status, expand_prologue, expand_epilogue,
11276 avr_asm_function_end_prologue, avr_epilogue_uses,
11277 avr_asm_function_begin_epilogue): New functions.
11278 (prologue_size, epilogue_size, jump_tables_size): Remove global
11280 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11281 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11282 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11283 (avr_override_options): Initialise init_machine_status.
11284 (output_movhi): Handle all stack pointer loads.
11285 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11286 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11287 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11288 (EPILOGUE_USES) Redefine.
11289 (machine_function) Declare.
11291 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11293 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11294 Use a single return statement.
11296 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11298 PR middle-end/30250
11299 * builtins.c (do_mpfr_lgamma_r): New.
11300 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11301 * tree.h (CASE_FLT_FN_REENT): New.
11303 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11305 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11306 (output_die): Use 'unsigned long' with %x.
11307 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11308 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11309 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11311 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11313 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11318 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11319 true if function has no argument.
11321 2007-05-18 DJ Delorie <dj@redhat.com>
11323 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11324 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11326 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11328 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11329 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11330 count_trailing_zeros.
11331 (__i386__): Implement count_leading_zeros using __builtin_clz().
11332 Implement count_trailing_zeros usign __builtin_ctz().
11334 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11336 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11338 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11340 PR middle-end/31344
11341 * expr.c (emit_move_change_mode): Change mode of push operands here.
11343 2007-05-17 Ian Lance Taylor <iant@google.com>
11345 PR tree-optimization/31953
11346 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11347 Change all callers.
11348 (set_value_range_to_null): Call set_value_range_to_value.
11349 (extract_range_from_comparison): Likewise.
11351 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11353 * toplev.c (print_version): Output GMP/MPFR version info.
11355 * builtins.c (CASE_MATHFN_REENT): New macro.
11356 (mathfn_built_in): Use it.
11357 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11358 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11359 BUILT_IN_LGAMMAL_R): New.
11360 * doc/extend.texi: Document new builtins.
11362 PR middle-end/31796
11363 * builtins.c (do_mpfr_remquo): New.
11364 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11365 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11367 PR middle-end/30251
11368 * builtins.c (fold_builtin_1): Handle y0, y1.
11369 (fold_builtin_2): Handle yn.
11371 PR middle-end/30251
11372 * builtins.c (do_mpfr_bessel_n): New.
11373 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11374 (fold_builtin_2): Handle BUILT_IN_JN.
11376 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11379 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11380 TYPE_PRECISION (intmax_type_node).
11382 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11385 * reload.c (subst_reloads): Remove checking.
11387 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11389 PR rtl-optimization/31691
11390 * combine.c (simplify_set): Build a new src pattern instead of
11391 substituting its operands in the COMPARE case.
11393 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11395 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11396 (execute_vrp): Preserve loops through jump threading.
11397 * tree-ssa-threadupdate.c (thread_single_edge,
11398 dbds_continue_enumeration_p, determine_bb_domination_status,
11399 thread_through_loop_header): New functions.
11400 (create_edge_and_update_destination_phis,
11401 create_edge_and_update_destination_phis): Set loops for the new blocks.
11402 (prune_undesirable_thread_requests): Removed.
11403 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11405 (thread_block): Do not call prune_undesirable_thread_requests.
11407 (mark_threaded_blocks): Select edges to thread here.
11408 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11409 Thread edges through loop headers independently.
11410 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11411 * tree-pass.h (TODO_mark_first_instance): New.
11412 (first_pass_instance): Declare.
11413 * cfghooks.c (duplicate_block): Put the block to the original loop
11414 if copy is not specified.
11415 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11416 jump threading. Pass may_peel_loop_headers to
11417 thread_through_all_blocks according to first_pass_instance.
11418 * cfgloop.h (create_preheader): Declare.
11419 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11420 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11421 * passes.c (first_pass_instance): New variable.
11422 (next_pass_1): Set TODO_mark_first_instance.
11423 (execute_todo): Set first_pass_instance.
11425 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11427 PR tree-optimization/24659
11428 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11429 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11430 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11431 OTI_vec_pack_ufix_trunc.
11432 (vec_unpacks_float_hi_optab): Define new macro.
11433 (vec_unpacks_float_lo_optab): Ditto.
11434 (vec_unpacku_float_hi_optab): Ditto.
11435 (vec_unpacku_float_lo_optab): Ditto.
11436 (vec_pack_sfix_trunc_optab): Ditto.
11437 (vec_pack_ufix_trunc_optab): Ditto.
11438 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11439 and vec_pack_[s|u]fix_trunc_optab using
11440 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11441 * tree-vectorizer.c (supportable_widening_operation): Handle
11442 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11443 (supportable_narrowing_operation): New function.
11444 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11445 * tree-vect-transform.c (vectorizable_conversion): Handle
11446 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11447 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11448 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11449 to check for target support.
11450 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11451 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11452 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11453 for VEC_PACK_FIX_TRUNC_EXPR.
11454 (expand_binop): Special case mode of the result for
11455 vec_pack_[u|s]fix_trunc_optab.
11456 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11457 vec_pack_[u|s]fix_trunc_optab.
11459 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11460 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11461 * tree-pretty-print.c (dump_generic_node): Handle
11462 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11463 VEC_PACK_FIX_TRUNC_EXPR.
11465 * expr.c (expand_expr_real_1): Ditto.
11466 * tree-inline.c (estimate_num_insns_1): Ditto.
11467 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11469 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11470 (vec_unpacks_float_lo_v8hi): Ditto.
11471 (vec_unpacku_float_hi_v8hi): Ditto.
11472 (vec_unpacku_float_lo_v8hi): Ditto.
11473 (vec_unpacks_float_hi_v4si): Ditto.
11474 (vec_unpacks_float_lo_v4si): Ditto.
11475 (vec_pack_sfix_trunc_v2df): Ditto.
11477 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11479 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11480 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11481 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11482 [vec_pack_ufix_trunc]: Ditto.
11483 [vec_unpacks_float_hi]: Ditto.
11484 [vec_unpacks_float_lo]: Ditto.
11485 [vec_unpacku_float_hi]: Ditto.
11486 [vec_unpacku_float_lo]: Ditto.
11488 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11490 * soft-fp/README: Update for new files.
11491 * soft-fp/floattisf.c: New file.
11492 * soft-fp/floattidf.c: New file.
11493 * soft-fp/floattitf.c: New file.
11494 * soft-fp/floatuntisf.c: New file.
11495 * soft-fp/floatuntidf.c: New file.
11496 * soft-fp/floatuntitf.c: New file.
11497 * soft-fp/fixsfti.c: New file.
11498 * soft-fp/fixdfti.c: New file.
11499 * soft-fp/fixtfti.c: New file.
11500 * soft-fp/fixunssfti.c: New file.
11501 * soft-fp/fixunsdfti.c: New file.
11502 * soft-fp/fixunstfti.c: New file.
11503 * soft-fp/extendxftf.c: New file.
11504 * soft-fp/trunctfxf.c: New file.
11506 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11507 (__trunctfxf2): Ditto.
11509 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11510 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11511 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11512 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11513 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11514 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11516 * config/i386/t-fprules-softfp64: New file.
11517 * config/i386/sfp-machine.h: New file.
11518 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11519 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11520 and soft-fp/t-softfp to tmake_file.
11521 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11522 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11524 * config/i386/t-linux64 (softfp_wrap_start): New.
11525 (softfp_wrap_end): New.
11526 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11527 supported for TARGET_64BIT.
11529 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11531 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11532 c_common_unsigned_type behavior.
11534 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11536 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11539 2007-05-16 Eric Christopher <echristo@apple.com>
11541 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11542 saving after stack push. Set sp_offset whenever we push.
11543 (rs6000_emit_epilogue): Move altivec register restore before
11546 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11548 * configure.ac: Allow sysroots to be relocated under $prefix as
11549 well as $exec_prefix.
11550 * configure: Regenerate.
11552 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11556 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11558 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11559 (gcc_tooldir): Likewise.
11560 * configure: Regenerate.
11561 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11562 old configure.ac gcc_tooldir setting.
11563 (prefix_to_exec_prefix): New variable.
11564 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11565 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11567 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11569 * c-typeck.c (build_binary_op): Return early for error.
11571 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11573 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11574 struct nb_iter_bound.
11575 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11576 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11577 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11578 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11579 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11580 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11581 (del_scev_info): Use ggc_free.
11582 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11583 * loop-init.c: Include ggc.h.
11584 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11585 (loop_optimizer_finalize): Use ggc_free.
11586 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11587 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11588 pass_iv_optimize): Add TODO_ggc_collect.
11589 * function.h (struct function): Remove skip marker from
11591 * cfgloop.c: Include ggc.h.
11592 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11594 (establish_preds): Vector superloops is gc allocated.
11595 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11597 (flow_loops_find): Vector larray is gc allocated.
11598 (loop_exit_free): Use ggc_free.
11599 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11600 that head of exits list is now not a part of struct loop.
11601 (record_loop_exits): Allocate exits table in gc memory.
11602 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11603 that head of exits list is now not a part of struct loop.
11604 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11605 struct loop_exit): Add GTY marker.
11606 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11607 Add skip marker to aux field. Make head of exits list a separate
11609 (struct loops): Add GTY marker. Make larray vector gc allocated.
11610 Add param marker to exits table.
11611 (get_loops): Type changed.
11612 * Makefile.in (tree-scalar-evolution.o): Add
11613 gt-tree-scalar-evolution.h dependency.
11614 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11615 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11616 * basic-block.h (struct basic_block_def): Remove skip marker from
11619 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11621 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11622 of 0 in the call to expand_expr().
11623 (expand_builtin_mathfn_3): Ditto.
11624 (expand_builtin_interclass_mathfn): Ditto.
11625 (expand_builtin_cexpi): Ditto.
11626 (expand_builtin_int_roundingfn): Ditto.
11627 (expand_builtin_int_roundingfn_2): Ditto.
11628 (expand_builtin_pow): Ditto.
11629 (expand_builtin_powi): Ditto.
11630 (expand_builtin_bswap): Ditto.
11631 (expand_builtin_unop): Ditto.
11632 (expand_builtin_fabs): Ditto.
11633 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11634 the call to expand_expr().
11635 (expand_builtin_sync_operation): Ditto.
11636 (expand_builtin_compare_and_swap): Ditto.
11637 (expand_builtin_lock_test_and_set): Ditto.
11638 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11639 instead of 0 in the call to expand_expr().
11640 (expand_builtin_extract_return_addr): Ditto.
11641 (expand_builtin_eh_return): Ditto.
11642 (expand_eh_return): Ditto.
11643 * explow.c (expr_size): Ditto.
11644 * expr.c (optimize_bitfield_assignment_op): Ditto.
11645 (expand_assignement): Ditto.
11646 (store_expr): Ditto.
11647 (store_field): Ditto.
11648 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11649 the call to expand_expr().
11650 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11651 in the call to expand_expr().
11652 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11653 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11654 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11656 * optabs.c (expand_vec_shift_expr): Ditto.
11657 (expand_vec_cond_expr): Ditto.
11658 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11659 call to expand_expr().
11660 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11661 in the call to expand_expr().
11663 2007-05-14 Dave Korn <dave.korn@artimi.com>
11665 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11667 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11669 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11670 instead of c_common_unsigned_type.
11671 (c_common_unsigned_type): Remove.
11672 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11673 c_common_unsigned_type.
11674 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11675 c_common_unsigned_type.
11676 * c-common.h (c_common_unsigned_type): Remove.
11677 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11678 c_common_unsigned_type.
11679 * c-format.c (check_format_types): Use unsigned_type_for instead of
11680 c_common_unsigned_type.
11681 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11682 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11683 of c_common_unsigned_type.
11684 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11685 lang_hooks.types.unsigned_type.
11686 * expmed.c (make_tree): Use unsigned_type_for instead of
11687 lang_hooks.types.unsigned_type.
11688 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11689 lang_hooks.types.unsigned_type.
11690 (build_range_check): Likewise.
11691 (fold_unary): Likewise.
11692 (fold_binary): Likewise.
11693 (fold_ternary): Likewise.
11694 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11695 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11696 * tree.c (get_unsigned_type): New.
11697 (unsigned_type_for): Use get_unsigned_type instead of
11698 lang_hooks.types.unsigned_type.
11700 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11702 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11703 to m68k_get_function_kind. Update its prototype.
11704 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11706 (m68k_interrupt_function_p): Return enum m68k_function_type
11707 instead of bool. Rename to m68k_get_function_kind.
11708 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11709 target is not fido.
11710 (m68k_compute_frame_layout): Don't mark any register for save
11711 if an interrupt_thread attribute is specified.
11712 (m68k_hard_regno_rename_ok): Update a use of
11713 m68k_interrupt_function_p.
11714 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11715 m68k_interrupt_function_p.
11716 (m68k_function_type): New.
11717 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11718 for a function with an interrupt_thread attribute.
11719 * doc/extend.texi: Document the interrupt_thread attribute.
11721 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11723 Fix PR tree-optimization/31911
11724 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11725 if they didn't change the expression.
11727 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11729 * tree-scalar-evolution.c (resolve_mixers): Exported.
11730 * tree-scalar-evolution.h (resolve_mixers): Declare.
11731 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11732 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11733 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11734 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11735 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11736 strip_conversion, analyze_offset_expr, address_analysis,
11737 object_analysis, analyze_offset): Removed.
11738 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11739 split_constant_offset, canonicalize_base_object_address,
11740 object_address_invariant_in_loop_p, disjoint_objects_p,
11741 dr_may_alias_p, dr_address_invariant_p): New functions.
11742 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11743 and dr_analyze_alias.
11744 (initialize_data_dependence_relation): Use dr_may_alias_p
11745 and object_address_invariant_in_loop_p.
11746 (compute_self_dependence): Handle the case when
11747 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11748 (find_data_references_in_stmt): Restrict the analysis of data
11749 references to the given loop nest.
11750 (find_data_references_in_loop): Made static. Pass loop nest to
11751 find_data_references_in_stmt.
11752 (compute_data_dependences_for_loop): Use DR_VOPS.
11753 (free_data_ref): Free DR_VOPS.
11754 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11755 (struct innermost_loop_behavior): ... new.
11756 (struct base_object_info): Replaced by ...
11757 (struct indices): ... new.
11758 (struct dr_alias): New.
11759 (enum data_ref_type): Removed.
11760 (struct data_reference): Consist of struct innermost_loop_behavior,
11761 struct indices and struct dr_alias.
11762 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11763 (DR_MEMTAG): Renamed to ...
11764 (DR_SYMBOL_TAG): ... this.
11765 (find_data_references_in_loop): Declaration removed.
11766 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11767 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11768 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11769 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11771 2007-05-13 Revital Eres <eres@il.ibm.com>
11773 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11774 which walks virtual def-use chains to find redundant stores.
11775 (dse_optimize_stmt): Call it.
11777 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11779 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11780 * passes.c (init_optimization_passes): Move pass_jump_bypass
11783 * basic-block.h (bb_has_eh_pred): Fix style issue.
11785 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11787 PR rtl-optimization/31848
11788 * loop-invariant.c (move_invariant_reg): If we move an insn
11789 with a REG_EQUAL note, and that insn is not always executed,
11790 remove the REG_EQUAL note.
11792 2007-05-12 Richard Guenther <rguenther@suse.de>
11794 PR tree-optimization/31797
11795 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11796 propagate into a stmt that has volatile ops.
11798 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11800 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11801 (gcc_tooldir): Likewise.
11802 * configure: Regenerate.
11803 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11804 old configure.ac gcc_tooldir setting.
11805 (prefix_to_exec_prefix): New variable.
11806 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11807 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11809 2007-05-11 Silvius Rus <rus@google.com>
11811 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11812 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11813 * c-common.h (strict_aliasing_warning): Change return type.
11814 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11815 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11816 (build_c_cast): Condition call to strict_aliasing_warning.
11817 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11818 * flags.h (set_Wstrict_aliasing): Declare.
11819 * opts.c (set_Wstrict_alising): Define, add call to.
11820 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11821 * tree-ssa-alias-warnings.c: New file.
11822 * tree-ssa-alias.c (compute_may_aliases): Add call to
11823 strict_aliasing_warning_backend.
11825 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11827 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11828 Use loop_depth and loop_outer accessor functions.
11829 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11830 determine_invariantness_stmt, move_computations_stmt): Ditto.
11831 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11832 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11833 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11834 * tree-scalar-evolution.c (interpret_loop_phi,
11835 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11836 instantiate_parameters_1, scev_const_prop): Ditto.
11837 * cfghooks.c (make_forwarder_block): Ditto.
11838 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11839 * modulo-sched.c (loop_canon_p): Ditto.
11840 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11841 slpeel_can_duplicate_loop_p): Ditto.
11842 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11843 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11844 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11845 cancel_loop, verify_loop_structure): Ditto.
11846 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11847 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11848 superloops vector instead of "pred" array.
11849 (establish_preds): Take father loop as an argument. Initialize the
11851 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11852 Do not initialize loop->outer.
11853 (flow_loop_tree_node_remove): Truncate the superloops vector.
11854 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11855 "pred" merged to "superloops" vector.
11856 (loop_depth, loop_outer): New.
11857 (fel_init): Use loop_outer.
11859 2007-05-11 Jan Hubicka <jh@suse.cz>
11861 * cgraphunit.c: Include gt-cgraphunit.h
11862 (static_ctors, static_dtors): New static vars.
11863 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11864 based on implementation in c-common.c
11865 (cgraph_finalize_function): Call record_cdtor_fn.
11866 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11867 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11868 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11869 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11870 build_cdtor, c_build_cdtor_fns): Remove.
11871 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11872 c_build_cdtor_fns): Remove prototype.
11874 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11877 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11878 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11879 * builtins.c (fold_builtin_memchr): New.
11880 (expand_builtin_memchr): Call the latter.
11881 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11882 * doc/extend.texi ([Other built-in functions provided by GCC]):
11885 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11887 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11888 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11889 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11890 PFPO_OP1_TYPE_SHIFT): Constants added.
11891 (DFP_ALL): Mode macro defined.
11892 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11893 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11894 Insn definitions added.
11895 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11896 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11899 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11901 PR tree-optimization/31885
11902 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11903 NULL_TREE to be undetermined.
11904 (automatically_generated_chrec_p): Return false for NULL.
11906 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11908 * config/bfin/bfin.h (MOVE_RATIO): Define.
11910 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11912 * config.gcc (sparc-wrs-vxworks): New target.
11913 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11914 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11915 * config/sparc/sparc.h: Include vxworks-dummy.h.
11916 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11917 include LABEL_REFs too.
11918 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11919 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11921 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11923 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11924 (sparc_emit_call_insn): New function.
11925 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11926 functions when generating VxWorks PIC.
11927 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11928 (call, call_value): Use sparc_emit_call_insn instead of
11931 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11933 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11935 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11937 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11938 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11939 split_double instead of operand_subword.
11941 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11943 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11944 * config/bfin/bfin.c (bfin_local_alignment): New function.
11945 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11947 2007-05-08 Chao-ying Fu <fu@mips.com>
11949 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11950 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11951 (smsub_widen_optab, umsub_widen_optab): Define.
11952 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11954 * genopinit.c (optabs): Fill in smsub_widen_optab and
11956 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11957 and umsub_widen_optab to implement multiply-subtract sequences.
11958 * config/mips/mips.md (*msac<u>_di): Rename to...
11959 (<u>msubsidi4): ...this. Extend condition to include
11960 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11961 of operand 0 to "ka" and use the three-operand form of msub<u>
11963 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11966 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11968 PR rtl-optimization/28011
11969 * reload.c (push_reload): Set dont_share if IN appears in OUT
11970 also when IN is a PLUS rtx.
11971 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11974 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11976 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11977 call unshare_all_decls.
11978 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11979 (unshare_all_decls): Remove.
11981 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11984 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11987 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11988 Nigel Stephens <nigel@mips.com>
11990 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11991 Update comments and all uses.
11992 (MIN_FPRS_PER_FMT): Define.
11993 * config/mips/mips.c (function_arg): Fix to correctly handle
11994 the -mips32r2 -mfp64 -mabi=32 case.
11995 (override_options): Enable use of odd-numbered registers for
11996 SFmode values on MIPS32.
11997 (mips_save_reg_p): Save whole floating-point register pair if
11998 either half is used.
11999 (compute_frame_size): Fix comment.
12001 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12003 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12004 argument of type bool.
12005 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12006 argument. Safely select temporary P register according to it.
12007 (do_link): Change call site of add_to_reg accordingly.
12008 (do_unlink): Add epilogue_p as a fourth argument and pass it
12010 (expand_interrupt_handler_epilogue): Change call of do_unlink
12012 (bfin_expand_prologue): Add a third argument sibcall_p.
12013 * config/bfin/bfin.md (epilogue): Change call of
12014 bfin_expand_epilogue accordingly.
12015 (sibcall_epilogue): Likewise.
12016 (eh_return_internal): Likewise.
12018 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12019 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12020 * config/bfin/bfin.c (bfin_handle_option): Handle
12021 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12022 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12023 Support bf534, bf536 and bf561.
12024 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12026 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12029 * config/i386/i386.c (ix86_function_regparm): Process local
12030 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12032 2007-05-07 Mike Stump <mrs@apple.com>
12034 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12035 also checks for and while statements in C++.
12037 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12039 * gcc.c (at_file_supplied): New variable.
12040 (main): Set it if we expanded argv.
12041 (do_spec_1): Pass an @-file to the linker if we were called with
12042 an @-file argument and HAVE_GNU_LD.
12043 * collect2.c (at_file_supplied): New variable.
12044 (response_file): New variable.
12045 (collect_exit): Unlink response_file if necessary.
12046 (handler): Likewise.
12047 (do_wait): Likewise.
12048 (main): Set at_file_supplied if we expanded argv.
12049 (collect_execute): Pass an @-file to subprocesses if we were called
12050 with an @-file argument.
12051 * configure.ac: Add define for HAVE_GNU_LD.
12052 * configure: Regenerate.
12053 * config.in: Regenerate.
12055 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12057 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12058 operand to HI mode.
12063 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12065 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12066 (TARGET_ENCODE_SECTION_INFO): Re-define.
12067 (m32c_encode_section_info): New
12068 (function_vector_handler): New
12069 (current_function_special_page_vector): New
12070 (m32c_special_page_vector_p): New.
12071 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12073 * config/m32c/jump.md: Added instruction JSRS for functions
12074 with attribute "function_vector".
12075 * doc/extend.texi (function_vector): Added description
12076 for M16C, M32C targets.
12078 2007-05-07 DJ Delorie <dj@redhat.com>
12081 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12082 ashrpsi3, lshrpsi3): Update shift count constraint.
12084 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12085 Nathan Froyd <froydnj@codesourcery.com>
12088 * c-incpath.c (add_path): Strip trailing path separators.
12090 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12092 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12093 Free dominance info before purging EH edges.
12094 (eliminate_degenerate_phis): Likewise.
12095 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12097 2007-05-07 Jan Hubicka <jh@suse.cz>
12099 * gimplify.c (gimplify_expr): Do not crash when folding
12100 (void *)(int)&a + 4.
12102 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12105 * c-opts.c (lang_fortran): Make it non static.
12106 * c-common.h (lang_fortran): New prototype.
12107 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12108 -lang-fortran option was passed by the driver.
12110 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12112 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12113 of ASSERT_CHECKING. Tweak message.
12115 2007-05-06 Revital Eres <eres@il.ibm.com>
12118 * loop-unroll.c (insert_var_expansion_initialization):
12119 Initialize the expansions with -zero instead of +zero.
12121 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12123 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12124 into pic and non-pic versions. Mark r19 as used for
12125 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12126 for tgd_load, tld_load and tie_load .
12127 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12128 version of tgd_load, tld_load and tie_load depending on the
12131 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12132 Jakub Jelinek <jakub@redhat.com>
12134 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12135 (__do_global_dtors_aux): Use more paranoid loop to run
12136 destructors if HIDDEN_DTOR_LIST_END.
12137 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12139 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12141 * varasm.c (align_variable): Don't increase alignment for
12142 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12143 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12145 2007-05-04 Josh Conner <jconner@apple.com>
12147 * basic-block.h (cdi_direction): Assign values to all enumeration
12149 (dom_computed): Remove.
12150 (dom_info_state): New.
12151 (set_dom_info_availability): New.
12152 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12153 walk_data.dom_direction.
12154 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12155 instead of dom_computed[].
12156 (split_edge): Likewise.
12157 (create_basic_block): Likewise.
12158 (merge_blocks): Likewise.
12159 * ifcvt.c (find_if_header): Likewise.
12160 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12161 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12162 * tree-ssa.c (verify_ssa): Likewise.
12163 * tree-cfg.c (tree_verify_flow_info): Likewise.
12164 (remove_edge_and_dominated_blocks): Likewise.
12165 * dominance.c (dom_computed): Make static.
12166 (calc_dfs_tree_nonrec): Change third param to a bool.
12167 (calc_dfs_tree): Change second param to a bool.
12168 (calc_idioms): Change second param to a bool. Use
12169 dom_convert_dir_to_idx.
12170 (init_dom_info): Validate dir before using.
12171 (dom_convert_dir_to_idx): New.
12172 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12173 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12174 (free_dominance_info): Use dom_convert_dir_to_idx.
12175 (get_immediate_dominator): Likewise.
12176 (set_immediate_dominator): Likewise.
12177 (get_dominated_by): Likewise.
12178 (redirect_immediate_dominators): Likewise.
12179 (nearest_common_denominator): Likewise.
12180 (dominated_by_p): Likewise.
12181 (bb_dom_dfs_in): Likewise.
12182 (bb_dom_dfs_out): Likewise.
12183 (recount_dominator): Likewise.
12184 (iterate_fix_dominators): Likewise.
12185 (add_to_dominance_info): Likewise.
12186 (delete_from_dominance_info): Likewise.
12187 (first_dom_son): Likewise.
12188 (next_dom_son): Likewise.
12189 (dom_info_available_p): Likewise.
12190 (dom_info_state): New.
12191 (set_dom_info_availability): New.
12193 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12195 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12197 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12199 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12201 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12202 (subdi3, subdi_carry): Delete.
12204 2007-05-04 Jan Hubicka <jh@suse.cz>
12205 Richard Guenther <rguenther@suse.de>
12207 * opts.c (decode_options): Do not fiddle with inlining
12208 parameters in case of optimizing for size.
12209 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12210 for size do nothing.
12211 (cgraph_decide_inlining_of_small_function): When optimizing for
12212 size never inline functions increasing caller size.
12213 (cgraph_early_inlining): Inline for size when optimizing for size.
12215 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12217 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12218 logical operations piecewise.
12219 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12220 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12221 subdi_sesidi_di): Delete.
12222 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12223 the generated sequence. Allow three-reg add in constraints. Rewrite
12224 the rtl expression for carry to avoid zero_extend of a constant.
12225 (sub_with_carry): New pattern.
12226 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12227 different sequence not involving jumps.
12228 (notbi): Now a named pattern.
12230 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12232 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12233 Add the note about a significant loss of accuracy of some
12234 mathematical routines when these options are used.
12236 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12238 * haifa-sched.c (rtx_vec_t): New typedef.
12239 (contributes_to_priority_p): Extract piece of priority () into new
12241 (priority): Use the function. Add assertion.
12242 (rank_for_schedule, set_priorities): Add assertion to check that
12243 insn's priority is initialized.
12244 (clear_priorities, calc_priorities): Change signature. Make it update
12245 all relevant insns. Update all callers ('add_to_speculative_block ()'
12246 and 'create_block_check_twin ()').
12247 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12248 Add new field 'priority_status'.
12249 (INSN_PRIORITY_STATUS): New macro.
12250 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12252 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12254 * sched-ebb.c (debug_ebb_dependencies): New static function.
12255 (init_ready_list): Use it.
12257 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12258 with changed signature and 'debug_rgn_dependencies ()'.
12259 (debug_rgn_dependencies): New static function.
12260 (init_ready_list): Use it.
12262 * sched-int.h (debug_dependencies): Declare.
12264 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12266 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12268 2007-05-04 Dirk Mueller <dmueller@suse.de>
12270 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12272 2007-05-03 Jan Hubicka <jh@suse.cz>
12274 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12275 ((T1)X op (T1)Y), for pointer type in more cases than before.
12277 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12279 * tree-object-size.c (plus_expr_object_size): When operand size is
12280 unknown, return unknown.
12282 2007-05-03 Dirk Mueller <dmueller@suse.de>
12284 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12286 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12289 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12291 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12293 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12295 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12297 * config/soft-fp/double.h, config/soft-fp/extended.h,
12298 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12299 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12300 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12301 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12304 2007-05-03 Ian Lance Taylor <iant@google.com>
12306 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12307 MASK_PPC_GFXOPT for 8540 or 8548.
12309 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12311 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12312 vect_print_dump_info() to output debug information.
12314 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12317 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12318 operands of size 2 when operand is not MEM_P.
12320 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12322 PR tree-optimization/30565
12323 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12325 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12327 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12328 (umulsi3_highpart): Use them.
12329 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12330 for final accumulator to D regisster tranfser.
12332 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12334 PR tree-optimization/31699
12335 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12337 (vect_enhance_data_refs_alignment): Compute peel amount using
12338 TYPE_VECTOR_SUBPARTS instead of vf.
12339 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12341 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12344 * system.h: Remove inclusion of double-int.h
12345 * tree.h: Include double-int.h
12346 * gengtype.c: Likewise
12347 * cfgloop.h: Likewise
12348 * Makefile.in: Adjust dependencies on double-int.h
12350 2007-05-02 Eric Christopher <echristo@apple.com>
12352 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12353 -shared to -Zdynamiclib.
12355 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12358 * c-common.c (strip_pointer_or_array_types): New function.
12359 * c-common.h (strip_pointer_or_array_types): New function declaration.
12361 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12363 PR tree-optimization/31771
12364 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12366 2007-05-02 Paul Brook <paul@codesourcery.com>
12368 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12370 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12372 PR middle-end/29715
12373 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12376 2007-05-02 Nick Clifton <nickc@redhat.com>
12378 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12380 2007-05-02 Richard Guenther <rguenther@suse.de>
12382 PR tree-optimization/31146
12383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12384 argument, single_use_p. If we have a single use that is
12385 a conversion to the definition rhs type, propagate that rhs.
12386 (forward_propagate_addr_expr): Pass single_use_p argument
12387 to forward_propagate_addr_expr_1.
12389 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12391 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12394 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12396 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12397 'AMD Family 10 core'.
12399 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12401 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12402 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12403 with SSE3 instruction set support.
12404 * doc/invoke.texi: Likewise.
12406 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12408 * config/i386/i386.c (override_options): Tuning 32-byte loop
12409 alignment for amdfam10 architecture. Increasing the max loop
12410 alignment to 24 bytes.
12412 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12414 * config/m68k/constraints.md: New.
12415 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12416 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12417 EXTRA_CONSTRAINT): Remove.
12418 * config/m68k/m68k.md: Include constraints.md.
12419 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12421 2007-05-01 Ian Lance Taylor <iant@google.com>
12423 PR tree-optimization/31739
12424 * tree-vrp.c (vrp_val_is_max): New static function.
12425 (vrp_val_is_min): New static function.
12426 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12428 (set_value_range): Use vrp_val_is_{max,min}.
12429 (extract_range_from_assert): Likewise.
12430 (extract_range_from_binary_expr): Likewise.
12431 (extract_range_from_unary_expr): Likewise.
12432 (dump_value_range, vrp_meet): Likewise.
12433 (vrp_visit_phi_node): Likewise.
12434 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12436 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12438 * config/i386/gmon-sol2.c (size_t): New type.
12439 (intptr_t): Likewise.
12440 (s_textsize): Declare as size_t.
12442 (monstartup): Use size_t for sizes.
12443 (_mcount): Save and restore registers.
12444 (internal_mcount): Pass 0 as the first argument to monstartup
12446 (moncontrol): Convert pointer to appropriately sized integer
12447 before passing to profil.
12449 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12451 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12452 __NO_FPRS__, not just if _SOFT_DOUBLE.
12453 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12454 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12455 also for E500 double.
12456 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12457 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12460 2007-05-01 Richard Guenther <rguenther@suse.de>
12462 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12465 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12467 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12469 2007-05-01 Jan Hubicka <jh@suse.cz>
12471 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12474 2007-05-01 Jan Hubicka <jh@suse.cz>
12476 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12477 (maybe_fold_offset_to_reference): Declare.
12478 * fold-const.c (fold_unary): Do not fold
12479 (type *)&A into &A->field_of_type_and_offset_0
12480 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12481 size is unknown, give up.
12482 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12484 (maybe_fold_offset_to_reference): New.
12485 (maybe_fold_stmt_indirect): Use it.
12486 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12487 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12489 (gimplify_expr): Likewise for plus_expr.
12491 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12493 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12494 bsi_after_labels. Always insert statements before bsi.
12495 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12496 * predict.c (apply_return_prediction): Check for empty blocks.
12497 * cfgexpand.c (lab_rtx_for_bb): New variable.
12498 (label_rtx_for_bb): Do not create new tree labels.
12499 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12500 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12501 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12503 (label_for_bb): Add field used.
12504 (update_eh_label, main_block_label): Mark the label used.
12505 (cleanup_dead_labels): Remove unused labels.
12507 2007-05-01 Richard Guenther <rguenther@suse.de>
12509 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12510 if it is not about to be set.
12511 (get_value_range): Do not pre-allocate equiv bitmap.
12512 (update_value_range): No need to clear equiv field.
12513 (add_equivalence): Change prototype to get bitmap pointer.
12514 Allocate bitmap here if it is not already.
12515 (extract_range_from_assert): Do not allocate bitmap here.
12516 Update callers to add_equivalence.
12517 (extract_range_from_ssa_name): Likewise.
12518 (get_vr_for_comparison): New static helper.
12519 (compare_name_with_value): Handle NULL equiv bitmap by
12520 peeling the first iteration of the comparison loop.
12521 Use get_vr_for_comparison.
12522 (compare_names): Handle NULL equiv bitmaps by using fake
12523 ones. Use get_vr_for_comparison.
12525 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12527 * double-int.c (mpz_set_double_int): Moved from
12528 tree-ssa-loop-niter.c.
12529 (mpz_get_double_int): Likewise; also, add option to wrap
12530 out-of-range integers.
12531 * double-int.h: New prototypes for above.
12532 * tree.c (get_static_type_bounds): Moved from
12533 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12534 TYPE_MAX_VALUE if they exist..
12535 * tree.h: New prototype for above.
12536 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12537 get_type_bounds calls.
12538 (mpz_set_double_int): Move to double-int.c.
12539 (get_type_bounds): Move to tree.c, rename to
12540 get_static_type_bounds.
12541 (mpz_to_double_int): Move to double-int.c, rename to
12542 mpz_get_double_int.
12544 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12546 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12547 DIV0 exception can fall through to a normal return.
12549 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12551 PR middle-end/22156
12552 Temporarily revert:
12553 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12554 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12555 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12556 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12557 initialize align to silence bogus warning.
12558 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12559 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12561 (struct sra_walk_fns): Remove use_all parameter from use.
12562 (sra_hash_tree): Handle BIT_FIELD_REFs.
12563 (sra_elt_hash): Don't hash bitfld blocks.
12564 (sra_elt_eq): Skip them in parent compares as well. Handle
12566 (sra_walk_expr): Don't maintain or pass down use_all_p.
12567 (scan_use): Remove use_all parameter.
12568 (scalarize_use): Likewise. Re-expand assignment to
12569 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12570 output, and re-scalarize after output. Don't mark anything
12572 (scalarize_ldst): Adjust.
12573 (scalarize_walk_gimple_modify_statement): Likewise.
12574 (build_element_name_1): Handle BIT_FIELD_REFs.
12575 (instantiate_element): Don't warn for any element whose parent
12576 is used as a whole.
12577 (instantiate_missing_elements_1): Return the sra_elt.
12578 (canon_type_for_field): New.
12579 (try_instantiate_multiple_fields): New.
12580 (instantiate_missing_elemnts): Use them.
12581 (mark_no_warning): Removed.
12582 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12583 (REPLDUP, sra_build_elt_assignment): New.
12584 (generate_copy_inout): Use them.
12585 (generate_element_copy): Likewise. Handle bitfld differences.
12586 (generate_element_zero): Don't recurse for blocks. Use
12587 sra_build_elt_assignment.
12588 (generate_one_element_int): Take elt instead of var. Use
12589 sra_build_elt_assignment.
12590 (generate_element_init_1): Adjust.
12591 (scalarize_use, scalarize_copy): Use REPLDUP.
12592 (scalarize_ldst): Move assert before dereference.
12593 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12595 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12598 * tree.c (reconstruct_complex_type): Reconstruct a reference
12600 Also use the same mode for the pointer as the old pointer type.
12602 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12604 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12607 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12609 PR rtl-optimization/31676
12610 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12611 (df_refs_record): Call it.
12613 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12615 * rtl.def (SS_ABS): New code.
12616 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12617 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12618 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12619 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12620 (bfin_init_builtins): Define them.
12621 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12622 (bfin_expand_builtin): ... and handle the others here.
12623 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12624 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12625 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12626 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12627 operand is only HImode.
12629 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12631 * regclass.c (scan_one_insn): Remove splitting of
12634 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12635 Nigel Stephens <nigel@mips.com>
12637 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12639 2007-04-28 Jan Hubicka <jh@suse.cz>
12641 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12642 insn_locators_alloc instead of insn_locators_initialize;
12643 call reset_block_changes.
12644 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12645 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12646 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12647 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12648 * config/score/score.c (th_output_mi_thunk): Likewise.
12649 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12650 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12651 tolerate uninitialized locator info.
12654 * function.c (init_function_start): Don't init line number info.
12655 (expand_function_end): Update.
12656 (reset_block_changes, record_block_change, finalize_block_changes,
12657 check_block_change, free_block_changes): Kill.
12658 * function.h (reset_block_changes, record_block_change,
12659 finalize_block_changes, check_block_change, free_block_changes):
12661 (struct function): Remove ib_boundaries_block.
12662 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12663 Use curr_insn_locator to initialize locator.
12664 (emit_line_note): Remove.
12665 * cfgexpand.c (expand_gimple_cond_expr): Update.
12666 (construct_exit_block): Likewise.
12667 (tree_expand_cfg): Initialize/finalize locators.
12668 * expr.c (expand_expr_real): Update.
12669 * cfglayout.c (line_locators_locs, line_locators_lines,
12670 file_locators_locs, file_locators_files): Remove.
12671 (set_block_levels): Move to cfgexpand.c.
12672 (insn_locators_initialize): Remove.
12673 (pass_insn_locators_initialize): Remove.
12674 (locations_locators_locs, locations_locators_vals): New static vars.
12675 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12677 (insn_locators_alloc, insn_locators_finalize,
12678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12680 (locator_location): New.
12681 (locator_line, locator_file): Rewrite.
12682 * rtl.h (emit_line_note): Kill.
12683 (insn_locators_alloc, insn_locators_finalize,
12684 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12686 * tree-inline.c (initialize_cfun): Do not initialize
12687 ib_boundaries_block.
12688 * passes.c (pass_insn_locators_initialize): Remove.
12690 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12692 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12693 info. Update last_basic_block correctly.
12695 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12698 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12699 register itself to hold the offset constant. Tell flow the use
12700 of r4 and r5 when they are used.
12702 2007-04-27 Richard Guenther <rguenther@suse.de>
12704 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12705 if we simplified anything.
12706 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12707 warnings until we did a simplification and the stmt was not
12708 marked as TREE_NO_WARNING.
12710 2007-04-27 Mike Stump <mrs@apple.com>
12712 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12714 2007-04-27 Ian Lance Taylor <iant@google.com>
12716 PR middle-end/31710
12717 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12718 TYPE_MAX_VALUE exist, convert them to the new type.
12720 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12722 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12723 if it claims to be available.
12724 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12725 edge is redirected.
12726 (perform_tree_ssa_dce): Always free postdominators.
12728 2007-04-27 Richard Henderson <rth@redhat.com>
12730 * config/alpha/predicates.md (aligned_memory_operand): Mark
12731 as define_special_predicate.
12732 (unaligned_memory_operand, normal_memory_operand): Likewise.
12733 (reg_or_unaligned_mem_operand): Remove.
12734 (any_memory_operand): Match the documentation and check for
12735 non-renumbered pseudos during reload.
12736 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12737 alpha_secondary_reload_class, update to new interface, make static.
12738 Handle CQImode like HImode. Remove FP subreg check.
12739 (alpha_expand_mov): Use replace_equiv_address.
12740 (alpha_expand_mov_nobwx): Use any_memory_operand.
12741 (TARGET_SECONDARY_RELOAD): New.
12742 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12743 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12744 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12745 * config/alpha/alpha.md: ... here.
12746 (RELOAD12, reloadmode): New.
12748 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12749 Don't handle the aligned case here.
12750 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12751 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12752 reload_inhi_help. Don't expect a scratch register.
12753 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12755 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12757 2007-04-27 Richard Guenther <rguenther@suse.de>
12759 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12761 2007-04-27 Richard Guenther <rguenther@suse.de>
12763 PR tree-optimization/30965
12764 PR tree-optimization/30978
12765 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12766 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12767 (find_equivalent_equality_comparison): Likewise.
12768 (simplify_cond): Likewise.
12769 (get_prop_source_stmt): New helper.
12770 (get_prop_dest_stmt): Likewise.
12771 (can_propagate_from): Likewise.
12772 (remove_prop_source_from_use): Likewise.
12773 (combine_cond_expr_cond): Likewise.
12774 (forward_propagate_comparison): New function.
12775 (forward_propagate_into_cond): Rewrite to use fold for
12777 (tree_ssa_forward_propagate_single_use_vars): Call
12778 forward_propagate_comparison to propagate comparisons.
12780 2007-04-27 Richard Guenther <rguenther@suse.de>
12782 PR tree-optimization/31715
12783 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12784 sure to do computation on the offset in an appropriate
12787 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12789 * reload.h (elimination_target_reg_p): Declare.
12790 * reload.c (find_reloads): Don't apply the reg_rtx move
12791 optimization if the SET_DEST satisfies elimination_target_reg_p.
12792 * reload1.c (elimination_target_reg_p): New function.
12793 (gen_reload): In the move/add2 fallback, make sure that op0
12794 does not overlap the destination register.
12796 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12798 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12799 transform only GIMPLE_MODIFY_STMTs.
12800 * tree-complex.c (expand_complex_operations_1): Ditto.
12801 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12802 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12803 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12805 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12806 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12807 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12808 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12809 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12810 slpeel_add_loop_guard): Ditto.
12811 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12812 * lambda-code.c (perfect_nestify): Ditto.
12813 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12814 before the first statement.
12815 * tree-optimize.c (execute_free_datastructures): Fix comments.
12816 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12817 * tree-flow.h (disband_implicit_edges): Declaration removed.
12818 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12820 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12821 COND_EXPRs without gotos.
12822 (disband_implicit_edges, has_label_p): Removed.
12823 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12824 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12826 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12828 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12829 also for COND_EXPRs.
12830 * cfgexpand.c (label_rtx_for_bb): New function.
12831 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12832 Use label_rtx_for_bb to find the labels.
12833 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12834 last block. Detect fallthru edges.
12836 2007-04-26 Ian Lance Taylor <iant@google.com>
12839 * reload.c (find_reloads_subreg_address): If the address was valid
12840 in the original mode but not in the new mode, reload the whole
12843 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12845 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12846 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12847 (cleanup_control_expr_graph): Do not invalidate dominance info.
12848 Record altered blocks.
12849 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12850 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12851 cleanup_tree_cfg_bb): New functions.
12852 (remove_forwarder_block): Do not maintain the worklist of blocks.
12853 Record altered blocks.
12854 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12855 not over whole cfg.
12856 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12857 delete_unreachable_blocks if dominators are not available.
12858 * tree-inline.c (optimize_inline_calls): Free dominance information
12860 * tree-flow.h (remove_edge_and_dominated_blocks,
12861 cfgcleanup_altered_bbs): Altered.
12862 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12864 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12866 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12867 do not invalidate dominators.
12869 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12871 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12872 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12873 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12874 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12876 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12878 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12880 2007-04-26 Richard Guenther <rguenther@suse.de>
12882 PR tree-optimization/31703
12883 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12884 the right type for the target of the bittest.
12886 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12888 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12889 ix86_sol10_return_in_memory.
12891 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12893 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12896 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12899 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12901 PR tree-optimization/30558
12902 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12903 clear this_state.prev_try.
12905 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12906 Mark Mitchell <mark@codesourcery.com>
12908 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12909 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12910 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12912 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12915 * doc/invoke.texi (%:print-asm-header): Document.
12916 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12918 (static_spec_functions): Add print-asm-header.
12919 (main): Print a banner before the --target-help linker options.
12920 (print_asm_header_spec_function): New function.
12922 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12925 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12926 (movsf_ie): Likewise.
12928 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12930 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12932 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12934 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12935 exception for divide-by-zero.
12936 (__umodsi3, __modsi3): Likewise.
12938 2007-04-25 Dirk Mueller <dmueller@suse.de>
12940 * c-typeck.c (build_compound_expr): Annotate warning()
12941 call with OPT_Wunused_value.
12942 * tree-ssa.c (warn_uninit): Annotate warning with
12944 * c-common.c (handle_sentinel_attribute): Annotate warning
12945 call with OPT_Wattributes.
12947 2007-04-25 Thiemo Seufer <ths@mips.com>
12949 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12950 (mips16): Fix typo.
12951 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12952 on to the assembler. Improve handling of -mno-mips16. Add handling
12953 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12954 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12955 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12956 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12958 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12961 * config/i386/winnt.c (i386_pe_file_end): Strip only
12962 USER_LABEL_PREFIX when writing export name.
12964 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12966 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12967 sh/elf.h, vx-common.h and vxworks.h.
12968 * config/sh/sh.h: Include config/vxworks-dummy.h.
12969 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12970 (OVERRIDE_OPTIONS): Use it.
12971 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12972 (vxworks_picreg): New pattern.
12973 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12974 VXWORKS_OS_CPP_BUILTINS.
12975 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12976 to their VXWORKS_* equivalents.
12977 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12978 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12979 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12980 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12981 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12982 -mrtp/-fPIC multilibs.
12983 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12984 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12985 (MULTILIB_OSDIRNAMES): Delete.
12987 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12990 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12992 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12994 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12995 rounding mode to be specified by the caller.
12996 (real_to_mpfr) Likewise.
12997 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12998 include new arguments.
12999 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13001 2007-04-24 Ian Lance Taylor <iant@google.com>
13003 PR tree-optimization/31605
13004 * tree-vrp.c (set_value_range): Check that min and max are not
13005 both overflow infinities.
13006 (set_value_range_to_value): New static function.
13007 (extract_range_from_binary_expr): Call set_value_range_to_value.
13008 (extract_range_from_cond_expr): Likewise.
13009 (extract_range_from_expr): Likewise.
13010 (extract_range_from_unary_expr): Likewise. Don't create a range
13011 which overflows on both sides.
13012 (vrp_meet): Check for a useless range.
13013 (vrp_visit_phi_node): If we see a constant which looks like an
13014 overflow infinity, turn off the TREE_OVERFLOW flag.
13016 2007-04-24 Ian Lance Taylor <iant@google.com>
13018 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13020 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13022 PR diagnostic/25923
13023 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13024 diagnostic message is being built.
13025 * tree-pretty-print.c (dump_generic_node): Only write the
13026 formatted text into BUFFER's stream if we are not building a
13027 diagnostic message.
13028 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13030 * Makefile.in (toplev.o): Depend on tree-pass.h.
13032 2007-04-24 Ian Lance Taylor <iant@google.com>
13034 PR tree-optimization/31602
13035 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13036 conditionals in the copied loop header.
13037 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13038 warnings if TREE_NO_WARNING is set.
13039 * doc/invoke.texi (Warning Options): Clarify that
13040 -Wstrict-overflow does not warn about loops.
13042 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13044 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13045 expand on the comment about _Decimal128 arguments and check the
13046 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13047 that _Decimal128 argument uses even/odd register pair.
13048 (function_arg): Ditto.
13050 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13052 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13053 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13055 2007-04-24 Richard Guenther <rguenther@suse.de>
13056 Olga Golovanevsky <olga@il.ibm.com>
13058 * fold-const.c (multiple_of_p): Check for bottom
13061 2007-04-24 Richard Henderson <rth@redhat.com>
13063 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13064 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13065 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13066 looking for non-zero bits shifted out. Avoid a recursive call
13067 when constructing the scalar.
13068 (__floatundisf): Likewise.
13070 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13072 * dwarf2out.c (field_byte_offset): Move the existing logic
13073 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13074 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13076 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13079 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13080 length argument of 0 for memset.
13081 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13082 unsigned shift instead of the signed variant.
13084 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13086 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13087 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13088 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13089 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13090 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13091 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13092 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13093 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13094 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13095 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13096 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13097 "mul<mode>3", "div<mode>3"): Insn definitions added.
13098 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13099 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13100 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13101 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13102 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13103 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13104 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13105 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13106 TARGET_FLOAT_FORMAT): Macro definitions removed.
13107 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13108 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13109 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13110 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13111 (s390_gen_rtx_const_DI): Function removed.
13112 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13114 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13116 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13117 over an external ffs function.
13119 2007-04-24 Chao-ying Fu <fu@mips.com>
13120 Richard Sandiford <richard@nildram.co.uk>
13122 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13123 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13124 (smadd_widen_optab, umadd_widen_optab): Define.
13125 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13127 * genopinit.c (optabs): Fill in smadd_widen_optab and
13129 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13130 and umadd_widen_optab to implement multiply-add sequences.
13131 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13132 (<u>maddsidi4): ...this. Extend condition to include
13133 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13134 of operand 0 to "ka" and use the three-operand form of madd<u>
13136 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13138 * config/mips/constraints.md (ka): New register constraint.
13140 2007-04-24 Jan Hubicka <j@suse.cz>
13144 2007-04-23 Jan Hubicka <jh@suse.cz>
13145 * function.c (init_function_start): Don't init line number info.
13146 (expand_function_end): Update.
13147 (reset_block_changes, record_block_change, finalize_block_changes,
13148 check_block_change, free_block_changes): Kill.
13149 * function.h (reset_block_changes, record_block_change,
13150 finalize_block_changes, check_block_change, free_block_changes):
13152 (struct function): Remove ib_boundaries_block.
13153 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13154 Use curr_insn_locator to initialize locator.
13155 (emit_line_note): Remove.
13156 * cfgexpand.c (expand_gimple_cond_expr): Update.
13157 (construct_exit_block): Likewise.
13158 (tree_expand_cfg): Initialize/finalize locators.
13159 * expr.c (expand_expr_real): Update.
13160 * cfglayout.c (line_locators_locs, line_locators_lines,
13161 file_locators_locs, file_locators_files): Remove.
13162 (set_block_levels): Move to cfgexpand.c.
13163 (insn_locators_initialize): Remove.
13164 (pass_insn_locators_initialize): Remove.
13165 (locations_locators_locs, locations_locators_vals): New static vars.
13166 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13168 (insn_locators_alloc, insn_locators_finalize,
13169 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13171 (locator_location): New.
13172 (locator_line, locator_file): Rewrite.
13173 * rtl.h (emit_line_note): Kill.
13174 (insn_locators_alloc, insn_locators_finalize,
13175 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13177 * tree-inline.c (initialize_cfun): Do not initialize
13178 ib_boundaries_block.
13179 * passes.c (pass_insn_locators_initialize): Remove.
13181 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13183 * doc/invoke.texi: Removed leading '-' from option index entries.
13185 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13187 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13189 (create_phi_node): Use set_phi_nodes.
13190 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13191 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13192 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13193 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13194 (bsi_start, bsi_last): Use bb_stmt_list.
13195 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13196 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13197 Traverse the statements using tsi iterator.
13198 * basic-block.h (struct basic_block_def): Fields stmt_list
13199 and phi_nodes moved to ...
13200 (struct tree_bb_info): ... new structure.
13201 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13202 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13203 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13204 (tree_verify_flow_info): Verify that il.tree is not set for
13205 entry and exit block.
13206 (tree_split_block): Use set_bb_stmt_list.
13208 2007-04-23 Mike Stump <mrs@apple.com>
13210 * config/i386/i386.c (ix86_tune_features
13211 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13214 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13216 * config/i386/i386.md (prefix_extra): New attribute.
13217 (length): Add prefix_extra.
13219 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13220 (sse2_movntv2di): Likewise.
13221 (sse2_cvtps2dq): Likewise.
13222 (sse2_cvtpd2pi): Likewise.
13223 (sse2_cvttpd2pi): Likewise.
13224 (*sse2_cvtpd2ps): Likewise.
13225 (*add<mode>3): Likewise.
13226 (sse2_ssadd<mode>3): Likewise.
13227 (sse2_usadd<mode>3): Likewise.
13228 (*sub<mode>3): Likewise.
13229 (sse2_sssub<mode>3): Likewise.
13230 (sse2_ussub<mode>3): Likewise.
13231 (*mulv8hi3): Likewise.
13232 (*smulv8hi3_highpart): Likewise.
13233 (*umulv8hi3_highpart): Likewise.
13234 (sse2_umulv2siv2di3): Likewise.
13235 (sse2_pmaddwd): Likewise.
13236 (ashr<mode>3): Likewise.
13237 (lshr<mode>3): Likewise.
13238 (ashl<mode>3): Likewise.
13239 (sse2_ashlti3): Likewise.
13240 (sse2_lshrti3): Likewise.
13241 (*umaxv16qi3): Likewise.
13242 (*smaxv8hi3): Likewise.
13243 (*uminv16qi3): Likewise.
13244 (*sminv8hi3): Likewise.
13245 (sse2_eq<mode>3): Likewise.
13246 (sse2_gt<mode>3): Likewise.
13247 (*and<mode>3): Likewise.
13248 (sse2_nand<mode>3): Likewise.
13249 (*ior<mode>3): Likewise.
13250 (*xor<mode>3): Likewise.
13251 (sse2_packsswb): Likewise.
13252 (sse2_packssdw): Likewise.
13253 (sse2_packuswb): Likewise.
13254 (sse2_punpckhbw): Likewise.
13255 (sse2_punpcklbw): Likewise.
13256 (sse2_punpckhwd): Likewise.
13257 (sse2_punpcklwd): Likewise.
13258 (sse2_punpckhdq): Likewise.
13259 (sse2_punpckldq): Likewise.
13260 (sse2_punpckhqdq): Likewise.
13261 (sse2_punpcklqdq): Likewise.
13262 (*sse2_pinsrw): Likewise.
13263 (*sse2_pextrw): Likewise.
13264 (sse2_pshufd_1): Likewise.
13265 (sse2_uavgv16qi3): Likewise.
13266 (sse2_uavgv8hi3): Likewise.
13267 (sse2_psadbw): Likewise.
13268 (sse2_pmovmskb): Likewise.
13269 (*sse2_maskmovdqu): Likewise.
13270 (*sse2_maskmovdqu_rex64): Likewise.
13271 (sse4a_extrqi): Likewise.
13272 (sse4a_extrq): Likewise.
13273 (sse3_lddqu): Set prefix_rep.
13274 (sse3_addsubv4sf3): Likewise.
13275 (sse3_haddv4sf3): Likewise.
13276 (sse3_hsubv4sf3): Likewise.
13277 (sse_cvtss2si): Likewise.
13278 (sse_cvtss2si_2): Likewise.
13279 (sse_cvtss2siq): Likewise.
13280 (sse_cvtss2siq_2): Likewise.
13281 (sse_cvttss2si): Likewise.
13282 (sse_cvttss2siq): Likewise.
13283 (sse2_cvttps2dq): Likewise.
13284 (sse3_movshdup): Likewise.
13285 (sse3_movsldup): Likewise.
13286 (sse2_cvtsd2si): Likewise.
13287 (sse2_cvtsd2si_2): Likewise.
13288 (sse2_cvtsd2siq): Likewise.
13289 (sse2_cvtsd2siq_2): Likewise.
13290 (sse2_cvttsd2si): Likewise.
13291 (sse2_cvttsd2siq): Likewise.
13292 (*sse2_cvtpd2dq): Likewise.
13293 (*sse2_cvttpd2dq): Likewise.
13294 (sse2_pshuflw_1): Likewise.
13295 (sse2_pshufhw_1): Likewise.
13296 (sse4a_insertqi): Likewise.
13297 (sse4a_insertq): Likewise.
13298 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13299 (ssse3_phadddv4si3): Likewise.
13300 (ssse3_phaddswv8hi3): Likewise.
13301 (ssse3_phsubwv8hi3): Likewise.
13302 (ssse3_phsubdv4si3): Likewise.
13303 (ssse3_phsubswv8hi3): Likewise.
13304 (ssse3_pmaddubswv8hi3): Likewise.
13305 (ssse3_pmulhrswv8hi3): Likewise.
13306 (ssse3_pshufbv16qi3): Likewise.
13307 (ssse3_psign<mode>3): Likewise.
13308 (ssse3_palignrti): Likewise.
13309 (abs<mode>2): Likewise.
13310 (ssse3_phaddwv4hi3): Set prefix_extra.
13311 (ssse3_phadddv2si3): Likewise.
13312 (ssse3_phaddswv4hi3): Likewise.
13313 (ssse3_phsubwv4hi3): Likewise.
13314 (ssse3_phsubdv2si3): Likewise.
13315 (ssse3_phsubswv4hi3): Likewise.
13316 (ssse3_pmaddubswv4hi3): Likewise.
13317 (ssse3_pmulhrswv4hi3): Likewise.
13318 (ssse3_pshufbv8qi3): Likewise.
13319 (ssse3_psign<mode>3): Likewise.
13320 (ssse3_palignrdi): Likewise.
13321 (abs<mode>2): Likewise.
13322 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13323 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13324 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13326 2007-04-23 Nick Clifton <nickc@redhat.com>
13328 * params.def: Fix formatting of emacs local variables.
13330 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13332 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13333 move if inter-unit move isn't allowed.
13334 Don't split moving the first element of V2DI to DI to inter-unit
13335 move if inter-unit move isn't allowed.
13337 2007-04-23 Richard Guenther <rguenther@suse.de>
13339 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13340 and CDI_POST_DOMINATORS separately.
13342 2007-04-23 Nick Clifton <nickc@redhat.com>
13344 * c.opt (Wformat-contains-nul): Add warning attribute.
13346 2007-04-23 Jan Hubicka <jh@suse.cz>
13348 * function.c (init_function_start): Don't init line number info.
13349 (expand_function_end): Update.
13350 (reset_block_changes, record_block_change, finalize_block_changes,
13351 check_block_change, free_block_changes): Kill.
13352 * function.h (reset_block_changes, record_block_change,
13353 finalize_block_changes, check_block_change, free_block_changes):
13355 (struct function): Remove ib_boundaries_block.
13356 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13357 Use curr_insn_locator to initialize locator.
13358 (emit_line_note): Remove.
13359 * cfgexpand.c (expand_gimple_cond_expr): Update.
13360 (construct_exit_block): Likewise.
13361 (tree_expand_cfg): Initialize/finalize locators.
13362 * expr.c (expand_expr_real): Update.
13363 * cfglayout.c (line_locators_locs, line_locators_lines,
13364 file_locators_locs, file_locators_files): Remove.
13365 (set_block_levels): Move to cfgexpand.c.
13366 (insn_locators_initialize): Remove.
13367 (pass_insn_locators_initialize): Remove.
13368 (locations_locators_locs, locations_locators_vals): New static vars.
13369 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13371 (insn_locators_alloc, insn_locators_finalize,
13372 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13374 (locator_location): New.
13375 (locator_line, locator_file): Rewrite.
13376 * rtl.h (emit_line_note): Kill.
13377 (insn_locators_alloc, insn_locators_finalize,
13378 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13380 * tree-inline.c (initialize_cfun): Do not initialize
13381 ib_boundaries_block.
13382 * passes.c (pass_insn_locators_initialize): Remove.
13384 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13386 PR middle-end/31448
13387 * expr.c (reduce_to_bit_field_precision): Handle
13390 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13392 PR tree-optimization/24659
13393 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13394 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13395 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13396 * genopinit.c (optabs): Rename vec_pack_mod_optab
13397 to vec_pack_trunc_optab.
13398 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13399 early for scalar floating point operands for NOP_EXPR.
13400 (vectorizable_type_promotion): Ditto.
13401 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13402 vec_pack_trunc_optab.
13403 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13405 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13406 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13407 Rename from VEC_PACK_MOD_EXPR.
13408 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13409 * expr.c (expand_expr_real_1): Ditto.
13410 * tree-inline.c (estimate_num_insns_1): Ditto.
13411 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13413 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13414 (vec_unpacks_lo_v4sf): Ditto.
13415 (vec_pack_trunc_v2df): Ditto.
13416 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13417 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13418 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13420 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13422 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13424 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13425 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13426 packing of floating point operands.
13427 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13428 represent unpacking of floating point operands.
13429 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13430 [vec_unpacks_hi]: Ditto.
13431 [vec_unpacks_lo]: Ditto.
13433 2007-04-22 Jan Hubicka <jh@suse.cz>
13435 * final.c (rest_of_handle_final): Call
13436 targetm.asm_out.constructor/targetm.asm_out.destructor
13437 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13438 proper priority via decl_*_priority_insert.
13439 * c-common.c (c_expand_body): Likewise.
13441 2007-04-22 Richard Guenther <rguenther@suse.de>
13443 PR tree-optimization/29789
13444 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13445 (rewrite_reciprocal): New helper split out from
13446 determine_invariantness_stmt.
13447 (rewrite_bittest): Likewise.
13448 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13449 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13452 2007-04-22 Revital Eres <eres@il.ibm.com>
13454 * loop-unroll.c (var_to_expand): New field to support also
13455 insns of the form x = something + x.
13456 (analyze_insn_to_expand_var): Use it.
13457 (expand_var_during_unrolling): Likewise.
13459 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13461 * predict.c: Include pointer-set.h.
13462 (bb_predictions): New variable.
13463 (tree_predicted_by_p, tree_predict_edge,
13464 remove_predictions_associated_with_edge): Use bb_predictions map
13465 instead of bb->predictions.
13466 (clear_bb_predictions, assert_is_empty): New functions.
13467 (combine_predictions_for_bb): Use bb_predictions map. Call
13468 clear_bb_predictions.
13469 (tree_estimate_probability): Create and free bb_predictions map.
13470 * Makefile.in (predict.o): Add pointer-set.h dependency.
13471 * basic-block.h (struct basic_block_def): Remove predictions
13473 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13475 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13478 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13481 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13483 * timevar.c (timevar_print): Change reference of --disable-checking to
13484 --enable-checking=release. Also warn if assert checking is disabled.
13486 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13489 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13490 decl as addressable if the compound literal was marked as
13492 Mark the decl as a gimple register if it is a complex or
13493 vector decl and does not live in memory.
13495 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13497 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13498 (GENERIC_NEXT): New function macro.
13499 (PHI_CHAIN): Use phi_node's new chain variable.
13500 (tree_phi_node): Change tree_common to tree_base
13501 and add the chain field.
13502 * tree-phinodes.c (make_phi_node): Don't set
13503 TREE_TYPE on the new node.
13504 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13505 instead of checking GIMPLE_TUPLE_P in chain_next.
13506 * tree-vect-transform.c
13507 (get_initial_def_for_induction): Look at
13508 PHI_RESULT_TREE for the type of the phi node.
13509 (update_vuses_to_preheader): Use PHI_CHAIN
13510 instead of TREE_CHAIN on the phi node.
13511 * tree-ssa-structalias.c (compute_points_to_sets):
13513 (ipa_pta_execute): Likewise.
13515 2007-04-21 Richard Guenther <rguenther@suse.de>
13517 PR middle-end/31136
13518 * fold-const.c (fold_unary): Call fold_convert_const on the
13521 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13523 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13524 (store_killed_in_pat): New.
13526 2007-04-20 Richard Henderson <rth@redhat.com>
13529 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13530 TREE_LIST with a void_type_node value, not void_list_node exactly.
13532 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13534 * doc/standards.texi: Re-arrange into language-specific
13535 subsections. Add a C++ section, documenting which standards we
13538 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13540 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13541 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13543 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13545 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13546 ecrti.o and crtbegin.o.
13547 (LIB_DEFAULT_SPEC): Include -lc.
13548 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13550 2007-04-20 Richard Henderson <rth@redhat.com>
13553 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13554 argument; update all callers.
13555 (get_unaligned_offset): New.
13556 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13557 get_unaligned_address, just pass on the address directly.
13558 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13559 the subreg in the helper patterns.
13560 (unaligned_extendqidi_le): Use get_unaligned_offset.
13561 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13562 (unaligned_extendhidi_be): Likewise.
13563 (unaligned_extendhidi): Tidy.
13564 * config/alpha/alpha-protos.h: Update.
13566 2007-04-20 Richard Henderson <rth@redhat.com>
13568 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13569 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13570 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13571 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13572 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13573 (CPP_SPEC): Don't include %(cpp_subtarget).
13574 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13575 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13576 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13578 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13580 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13581 for __builtin_ia32_cmpordss.
13583 PR tree-optimization/31632
13584 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13585 and arg1 for optimizations of comparison against min/max values.
13586 Fold arg0 to arg1's type for optimizations of comparison against
13587 min+1 and max-1 values.
13589 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13591 * reload.c (combine_reloads): When trying to use a dying register,
13592 check whether it's uninitialized and don't use if so.
13594 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13596 * fold-const.c: Remove prototypes for native_encode_expr and
13597 native_interpret_expr.
13598 (native_encode_expr): Make non-static.
13599 (native_interpret_expr): Likewise.
13600 * tree.h: Add prototypes for the above.
13602 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13604 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13605 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13606 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13607 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13608 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13609 Add length attributes.
13611 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13613 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13616 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13617 __STDC_WANT_DEC_FP__.
13619 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13621 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13622 for long double compatibility.
13623 * configure: Regenerate.
13625 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13627 PR rtl-optimization/29841
13628 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13630 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13631 that may cause control flow transfer from being moved.
13633 2007-04-18 Jan Hubicka <jh@suse.cz>
13635 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13638 2007-04-18 Eric Christopher <echristo@apple.com>
13640 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13641 only. Update operands.
13642 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13643 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13644 link register to pic register.
13646 2007-04-18 Dirk Mueller <dmueller@suse.de>
13648 PR diagnostic/31227
13649 * tree-vrp.c (search_for_addr_array): New.
13650 (check_array_bounds): Suppress warning about
13651 address taken of array refs if its not de-referenced.
13653 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13655 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13656 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13658 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13659 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13660 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13664 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13666 (vect_analyze_scalar_cycles): Fix indentation.
13667 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13668 (vect_mark_relevant): Include phis in relevance analysis.
13670 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13672 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13674 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13675 output_operand_lossage().
13677 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13679 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13680 the unused code for reduction without adjust-in-epilog to simplify the
13683 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13685 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13686 (S390_TDC_NEGATIVE_ZERO): New constant.
13687 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13688 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13689 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13690 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13691 (S390_TDC_POSITIVE_INFINITY): New constant.
13692 (S390_TDC_NEGATIVE_INFINITY): New constant.
13693 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13694 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13695 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13696 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13697 (S390_TDC_INFINITY): New constant.
13698 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13699 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13700 optimization for UNSPEC_CCZ_TO_INT.
13701 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13702 ("*ccz_to_int"): New insn.
13703 ("isinf<mode>2"): New insn.
13704 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13705 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13706 (UNSPEC_CCZ_TO_INT): New constant.
13708 2007-04-18 Richard Guenther <rguenther@suse.de>
13710 PR tree-optimization/19431
13711 PR tree-optimization/21463
13712 * tree-pass.h (pass_phiprop): Declare.
13713 * passes.c (init_optimization_passes): New phiprop pass.
13714 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13715 (phivn_valid_p): New helper function.
13716 (phiprop_insert_phi): Likewise.
13717 (propagate_with_phi): Likewise.
13718 (tree_ssa_phiprop): New propagator propagating loads
13719 through phi nodes if profitable.
13721 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13723 * tree-vect-analyze.c (process_use): New function.
13724 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13725 Check phis in all bbs.
13726 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13729 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13731 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13734 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13737 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13740 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13742 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13744 (sse_vmmulv4sf3): Likewise.
13745 (sse2_vmaddv2df3): Likewise.
13746 (sse2_vmmulv2df3): Likewise.
13748 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13750 PR rtl-optimization/31360
13751 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13752 (target_reg_cost): New.
13753 (init_set_costs): Initialize target_reg_cost. Add comments
13754 regarding the rationale of the costs.
13755 (global_cost_for_size): Renamed to...
13756 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13757 of register pressure.
13758 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13759 estimate_reg_pressure_cost. Add number of ivs.
13760 (determine_set_costs): Dump target_reg_cost.
13761 * loop-invariant.c (gain_for_invariant): Use
13762 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13763 (best_gain_for_invariant, find_invariants_to_move): Remove
13765 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13766 (target_reg_cost): Declare.
13767 (global_cost_for_size): Declaration removed.
13768 (estimate_reg_pressure_cost): Declare.
13770 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13772 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13773 regnos into even/odd register pairs.
13774 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13775 TDmode similar to the other floating point modes.
13776 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13777 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13779 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13780 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13781 (movdd_hardfloat64): Use TARGET_MFPGPR.
13783 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13785 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13788 2005-01-05 Richard Henderson <rth@redhat.com>
13790 * reload1.c (do_input_reload): Restrict the optimization deleteing
13791 a previous output reload to RELOAD_FOR_INPUT.
13793 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13795 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13796 induc_vec_info_type.
13797 (vectorizable_induction): New function declaration.
13798 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13799 check if already vectorized. Find first place in BB where new stmts
13800 can be inserted. Takes only one argument.
13801 (vectorizable_induction): New function.
13802 (vect_transform_stmt): Add case for induc_vec_info_type to call
13803 vectorizable_induction.
13804 (vect_transform_loop): Consider phis for vectorization.
13805 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13807 (analyze_operations): Call vectorizable_induction when analyzing phis.
13809 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13810 (vect_mark_relevant): Include phis in relevance analysis.
13811 (vect_mark_stmts_to_be_vectorize): Likewise.
13812 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13814 2007-04-16 Lawrence Crowl <crowl@google.com>
13816 * doc/invoke.texi (Debugging Options): Add documentation for the
13817 -femit-struct-debug options -femit-struct-debug-baseonly,
13818 -femit-struct-debug-reduced, and
13819 -femit-struct-debug-detailed[=...].
13821 * c-opts.c (c_common_handle_option): Add
13822 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13823 and OPT_femit_struct_debug_detailed_.
13824 * c.opt: Add specifications for
13825 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13826 and -femit-struct-debug-detailed[=...].
13827 * opts.c (set_struct_debug_option): Parse the
13828 -femit-struct-debug-... options.
13829 * opts.c (matches_main_base, main_input_basename,
13830 main_input_baselength, base_of_path, matches_main_base): Add
13831 variables and functions to compare header base name to compilation
13833 * opts.c (should_emit_struct_debug): Add to determine to emit a
13834 structure based on the option.
13835 (dump_struct_debug) Also disabled function to debug this
13837 * opts.c (handle_options): Save the base name of the
13840 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13841 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13842 This hook indicates if a type is generic. Set it by default
13843 to "never generic".
13844 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13845 to determine if a struct type is generic or not.
13846 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13847 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13848 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13849 with live C++ hook.
13851 * flags.h (enum debug_info_usage): Add an enumeration to describe
13852 a program's use of a structure type.
13853 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13854 to indicate the program's usage of the type. Filter structs based
13855 on the -femit-struct-debug-... specification.
13856 (gen_type_die): Split into two routines, gen_type_die and
13857 gen_type_die_with_usage. gen_type_die is now a wrapper
13858 that assumes direct usage.
13859 (gen_type_die_with_usage): Replace calls to gen_type_die
13860 with gen_type_die_with_usage adding the program usage of
13861 the referenced type.
13862 (dwarf2out_imported_module_or_decl): Suppress struct debug
13863 information using should_emit_struct_debug when appropriate.
13865 2007-04-16 Ian Lance Taylor <iant@google.com>
13867 PR tree-optimization/31522
13868 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13869 (vrp_initialize): Allocate vr_phi_edge_counts.
13870 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13871 executable edge. Drop test for all constants.
13872 (vrp_finalize): Free vrp_phi_edge_counts.
13874 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13875 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13877 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13878 predecessors at head rather than tail.
13880 2007-04-16 Matthias Klose <doko@debian.org>
13882 * config/alpha/linux.h (CPP_SPEC): Define.
13883 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13885 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13887 * function.h: Remove sequence_stack extern declaration.
13889 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13891 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13896 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13898 * config/avr/avr.c (avr_arch_types): Rearranging array.
13899 (enum avr_arch): Add.
13900 (avr_mcu_types): Use avr_arch enumeration constants instead of
13902 * config/avr/avr.h (LINK_SPEC): Simplify.
13904 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13906 * config/m68k/m68k.c (m68k_libcall_value,
13907 m68k_function_value): Use macros for register names more.
13909 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13911 (M68K_REGNAME): Use A6_REG.
13912 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13914 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13916 PR middle-end/28071
13917 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13918 'pending_read_list_length' and 'pending_write_list_length'. Update
13920 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13921 to handle two length counters instead of one. Update all uses.
13922 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13923 two length counters instead of one.
13924 * sched-rgn.c (propagate_deps): Update to handle two length counters
13927 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13930 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13931 copy of source, pass it to ix86_expand_vector_set and return
13934 2007-04-16 David Ung <davidu@mips.com>
13935 Joseph Myers <joseph@codesourcery.com>
13937 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13938 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13939 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13940 Add 74K processor information.
13941 * config/mips/mips.md: Include 74k.md.
13942 (cpu): Add 74kc,74kf,74kx.
13943 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13944 * config/mips/74k.md: New.
13945 * doc/invoke.texi (MIPS Options): Document 74K support.
13947 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13949 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13950 vectorizable_* functions.
13951 * tree-vect-transform.c (vectorizable_call): Add check for
13952 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13953 (vectorizable_store): likewise.
13954 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13956 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13957 (vectorizable_type_promotion, vectorizable_load): Likewise.
13958 (vectorizable_live_operation, vectorizable_condition): Likewise.
13959 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13961 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13963 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13965 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13966 register numbers more.
13967 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13968 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13969 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13970 FUNCTION_VALUE_REGNO_P): Likewise.
13971 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13972 STATIC_CHAIN_REGNUM): Likewise.
13973 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13974 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13975 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13976 * config/m68k/m68k.md (FP_REG): New.
13978 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13980 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13983 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13985 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13986 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13989 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13991 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13994 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13997 * c-decl.c (finish_decl): Grab the type of the decl after the call
13998 to store_init_value.
14000 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14002 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14004 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14007 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14008 dominators, post dominators and cleanup cfg before returning.
14010 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14012 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14013 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14015 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14017 * config.gcc: Recognize fido.
14018 * config/m68k/m68k-devices.def (fidoa): New.
14019 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14021 (FL_FIDOA, TARGET_FIDOA): New.
14022 * config/m68k/m68k.opt (mfidoa): New.
14024 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14026 PR middle-end/31322
14027 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14028 when a personality function is used.
14030 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14032 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14034 2007-04-13 Mike Stump <mrs@apple.com>
14036 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14038 * config/darwin.opt (fapple-kext): Make C++ only.
14039 * config/darwin.c (darwin_override_options): Remove code to ensure
14040 -fapple-kext is given for C++ only.
14042 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14044 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14045 * config/mips/mips.c (override_options): Call
14046 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14048 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14050 * config/i386/i386.opt (msvr3-shlib): Removed.
14052 * doc/invoke.texi: Remove -msvr3-shlib.
14054 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14056 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14057 with "popcnt" instruction.
14059 2007-04-13 Richard Guenther <rguenther@suse.de>
14061 PR tree-optimization/21258
14062 * tree-vrp.c (compare_case_labels): New helper.
14063 (find_switch_asserts): New function.
14064 (find_assert_locations): Call it for SWITCH_EXPRs.
14066 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14068 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14069 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14070 check is now implied in X87_FLOAT_MODE_P.
14071 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14072 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14073 (fix_trunc<mode>_i386_fisttp): Ditto.
14074 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14075 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14076 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14077 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14078 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14079 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14080 (unnamed_splitters): Ditto.
14081 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14082 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14083 FIRST_SSE_REG for local functions when SSE math is enabled or
14084 for functions with sseregparm attribute.
14085 (standard_80387_constant_p): Return -1 if mode is not
14087 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14088 (ix86_expand_compare): Ditto.
14089 (ix86_expand_carry_flag_compare): Ditto.
14090 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14091 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14092 DECIMAL_FLOAT_MODE_P.
14093 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14094 of SCALAR_FLOAT_MODE_P.
14095 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14096 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14097 checks before FLOAT_MODE_P.
14098 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14099 before FLOAT_MODE_P.
14104 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14106 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14107 Charles Wilson <libtool@cwilson.fastmail.fm>
14109 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14110 (libgcc.mvars): Don't depend on them.
14111 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14112 * exec-tool.in: New.
14114 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14116 * doc/invoke.text (--help): Document --help=common.
14118 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14120 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14124 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14125 * genemit.c (main): Emit #include "integrate.h".
14126 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14127 (LOADGP_RTP): New mips_loadgp_style.
14128 * config/mips/mips.h: Include config/vxworks-dummy.h.
14129 (TARGET_RTP_PIC): New macro.
14130 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14131 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14132 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14133 for TARGET_RTP_PIC.
14134 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14135 -mvxworks-pic when using -mrtp and a PIC option.
14136 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14138 (mips_symbolic_constant_p, mips_symbolic_address_p)
14139 (mips_symbol_insns): Handle SYMBOL_HALF.
14140 (override_options): Warn about -G and -mrtp being used together.
14141 Initialize mips_lo_relocs[SYMBOL_HALF].
14142 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14143 (mips_emit_loadgp): Handle LOADGP_RTP.
14144 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14145 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14146 (tablejump): Handle function-relative case table entries if
14148 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14150 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14152 * config/mips/mips.md (load_call<mode>): Allow any general register.
14154 (sibcall_value_internal, sibcall_value_multiple_internal)
14155 (call_value_internal, call_value_split, call_value_multiple_internal)
14156 (call_value_multiple_split): Remove constraints from operand 0.
14158 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14160 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14161 rather than loadgp_noshared.
14162 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14163 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14165 * config/mips/mips.md (loadgp): Rename to...
14166 (loadgp_newabi): ...this.
14167 (loadgp_noshared): Rename to...
14168 (loadgp_absolute): ...this.
14170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14172 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14173 false for locally-binding symbols.
14174 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14178 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14179 (SYMBOL_GOT_PAGE_OFST): ...this.
14180 (SYMBOL_GOT_GLOBAL): Rename to...
14181 (SYMBOL_GOT_DISP): ...this.
14182 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14183 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14184 * config/mips/mips.c (mips_global_symbol_p): New function.
14185 (mips_symbol_binds_local_p): Likewise.
14186 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14187 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14188 mips_global_symbol_p and mips_symbol_binds_local_p.
14189 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14190 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14191 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14192 SYMBOL_GOTOFF_DISP.
14193 (mips_ok_for_lazy_binding_p): New function.
14194 (mips_load_call_address, mips_expand_call): Use it.
14195 (mips_dangerous_for_la25_p): Likewise.
14196 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14197 (*got_disp<mode>): Use got_disp_operand instead of
14198 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14199 SYMBOL_GOTOFF_GLOBAL.
14200 (*got_page<mode>): Use got_page_ofst_operand instead of
14202 * config/mips/predicates.md (const_call_insn_operand): Use
14203 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14204 (global_got_operand): Rename to...
14205 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14207 (local_got_operand): Rename to...
14208 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14209 of SYMBOL_GOT_LOCAL.
14211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14213 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14214 TARGET_CALL_CLOBBERED_GP.
14215 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14216 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14217 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14218 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14219 of TARGET_ABICALLS && !TARGET_NEWABI.
14220 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14221 * config/mips/mips.c (mips_load_call_address): Check
14222 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14223 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14224 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14225 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14226 TARGET_ABICALLS && TARGET_NEWABI.
14227 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14229 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14230 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14231 TARGET_ABICALLS && TARGET_NEWABI.
14232 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14233 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14234 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14235 whether indirect calls must use $25.
14236 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14238 * config/mips/mips.md (jal_macro): Check flag_pic and
14239 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14240 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14241 instead of TARGET_ABICALLS.
14242 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14243 TARGET_ABICALLS && TARGET_OLDABI.
14244 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14245 (sibcall): In the comment above the define_insn, mention
14246 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14247 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14248 instead of TARGET_ABICALLS.
14250 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14252 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14253 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14254 (MACFLAGS_MATCH_P): New macro.
14255 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14256 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14257 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14258 the other MACFLAG constants.
14259 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14260 (flag_machi): Tighten constraints. Renumber some of the operands.
14261 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14263 (flag_machi_parts_acconly): New pattern.
14264 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14266 (flag_macinit1hi): Tighten constraints.
14267 (flag_mul_macv2hi_parts_acconly): New pattern.
14269 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14270 Use a more efficient implementation.
14271 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14272 inline sequences when not optimizing for size.
14274 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14275 movhi_high2low): Delete, merge functionality into...
14276 (packv2hi): ... this pattern.
14278 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14279 * config/bfin/bfin.opt (msim): New option.
14280 (mcpu=): New option.
14281 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14282 (bfin_cpu_t): Typedef of enum bfin_cpu.
14283 (bfin_cpu_type): New declaration.
14284 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14285 -msim and -mcpu= options.
14286 (LIB_SPEC): Likewise.
14287 * config/bfin/bfin.c (bfin_cpu_type): Define.
14288 (bfin_handle_option): Handle -mcpu= option.
14289 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14290 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14291 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14293 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14295 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14296 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14297 (powerpc-wrs-vxworksae): Use ${tm_file}.
14298 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14299 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14300 * config/i386/vx-common.h: New file.
14302 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14304 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14307 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14309 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14312 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14316 * c-common.c (c_build_qualified_type): Set canonical type
14319 2007-04-12 Richard Guenther <rguenther@suse.de>
14321 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14322 lower bound and element size if lower bound is not zero
14323 or either of the ARRAY_REF operands is set.
14325 2007-04-12 Richard Guenther <rguenther@suse.de>
14327 PR tree-optimization/24689
14328 PR tree-optimization/31307
14329 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14331 * gimplify.c (canonicalize_addr_expr): To be consistent with
14332 gimplify_compound_lval only set operands two and three of
14333 ARRAY_REFs if they are not gimple_min_invariant. This makes
14334 it never at this place.
14335 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14337 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14339 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14340 null before emitting a .nsubspa directive.
14342 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14344 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14345 need_to_partition_p if there are no memory statements in the
14348 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14350 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14351 (gcd_of_steps_may_divide_p): New function.
14352 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14354 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14356 * reload.c (find_reloads_toplev, find_reloads_address,
14357 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14358 not a pointer equality test, to decide if we need to call
14359 push_reg_equiv_alt_mem.
14361 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14363 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14364 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14366 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14368 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14370 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14371 vector to be positive.
14373 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14377 * doc/invoke.texi: Document --params max-aliased-vops and
14379 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14380 debug_memory_partitions): Move to tree-flow.h
14381 * params.h (AVG_ALIASED_VOPS): Define.
14382 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14384 (mp_info_t): Likewise.
14385 (get_mem_sym_stats_for): New.
14386 (set_memory_partition): Move from tree-flow-inline.h.
14387 (mark_non_addressable): Only clear the set of symbols for the
14388 partition if it exists.
14389 (dump_memory_partitions): Move from tree-ssa-operands.c
14390 (debug_memory_partitions): Likewise.
14391 (need_to_partition_p): New.
14392 (dump_mem_ref_stats): New.
14393 (debug_mem_ref_stats): New.
14394 (dump_mem_sym_stats): New.
14395 (debug_mem_sym_stats): New.
14396 (update_mem_sym_stats_from_stmt): New.
14397 (compare_mp_info_entries): New.
14398 (mp_info_cmp): Call it.
14399 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14401 (get_mpt_for): Move from tree-ssa-operands.c.
14402 (find_partition_for): New.
14403 (create_partition_for): Remove.
14404 (estimate_vop_reduction): New.
14405 (update_reference_counts): New.
14406 (build_mp_info): New.
14407 (compute_memory_partitions): Refactor.
14408 Document new heuristic.
14409 Call build_mp_info, update_reference_counts,
14410 find_partition_for and estimate_vop_reduction.
14411 (compute_may_aliases): Populate virtual operands before
14412 calling debugging dumps.
14413 (delete_mem_sym_stats): New.
14414 (delete_mem_ref_stats): New.
14415 (init_mem_ref_stats): New.
14416 (init_alias_info): Call it.
14417 (maybe_create_global_var): Remove alias_info argument.
14418 Get number of call sites and number of pure/const call sites
14419 from gimple_mem_ref_stats().
14420 (dump_alias_info): Call dump_memory_partitions first.
14421 (dump_points_to_info_for): Show how many times a pointer has
14423 * opts.c (decode_options): For -O2 set --param
14424 max-aliased-vops to 500.
14425 For -O3 set --param max-aliased-vops to 1000 and --param
14426 avg-aliased-vops to 3.
14427 * fortran/options.c (gfc_init_options): Remove assignment to
14429 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14430 * tree-dfa.c (dump_variable): Dump memory reference
14432 Dump NO_ALIAS* settings.
14433 (referenced_var_lookup): Tidy.
14434 (mem_sym_stats): New.
14435 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14436 and ORIG are different SSA names for a memory partition.
14437 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14438 * tree-flow.h (struct mem_sym_stats_d): Define.
14439 (mem_sym_stats_t): Define.
14440 (struct mem_ref_stats_d): Define.
14441 (struct gimple_df): Add field mem_ref_stats.
14442 (enum noalias_state): Define.
14443 (struct var_ann_d): Add bitfield noalias_state.
14444 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14445 debug_mem_ref_stats, debug_memory_partitions,
14446 debug_mem_sym_stats): Declare.
14447 * tree-ssa-structalias.c (update_alias_info): Update call
14448 sites, pure/const call sites and asm sites in structure
14449 returned by gimple_mem_ref_stats.
14450 Remove local variable IS_POTENTIAL_DEREF.
14451 Increase NUM_DEREFS if the memory expression is a potential
14453 Call update_mem_sym_stats_from_stmt.
14454 If the memory references memory, call
14455 update_mem_sym_stats_from_stmt for all the direct memory
14456 symbol references found.
14457 (intra_create_variable_infos): Set noalias_state field for
14458 pointer arguments according to the value of
14459 flag_argument_noalias.
14460 * tree-ssa-structalias.h (struct alias_info): Remove fields
14461 num_calls_found and num_pure_const_calls_found.
14462 (update_mem_sym_stats_from_stmt): Declare.
14463 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14464 Set default value to 100.
14465 (PARAM_AVG_ALIASED_VOPS): Define.
14467 2007-04-11 Richard Guenther <rguenther@suse.de>
14469 PR middle-end/31530
14470 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14471 a * -b + c as c - a * b if we honor sign dependent rounding.
14473 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14475 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14476 bfin_expand_strmov.
14477 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14478 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14480 (initialize_trampoline): Don't use old-style function definition.
14481 (bfin_secondary_reload): Mark IN_P argument as unused.
14483 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14485 PR tree-optimization/31343
14486 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14487 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14488 * testsuite/gcc.dg/vect/pr31343.c: New.
14490 2007-04-10 Eric Christopher <echristo@apple.com>
14492 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14493 * config/i386/i386.md (*cmpfp0): Use.
14494 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14495 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14496 (fix_trunc<mode>_i386_fisttp): Ditto.
14497 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14498 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14499 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14500 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14501 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14502 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14503 (unnamed_splitters): Ditto.
14504 * config/i386/i386.c (output_fix_trunc): Assert that
14505 we're not being passed a TFmode operand.
14507 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14509 PR tree-optimization/31526
14510 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14511 n_basic_blocks to find newly added blocks.
14513 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14515 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14517 (fix_trunc<mode>si_sse): Ditto.
14518 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14519 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14520 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14521 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14522 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14523 expander using SSEMODEF mode macro.
14524 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14525 expander using SSEMODEF mode macro.
14526 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14527 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14528 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14529 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14530 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14531 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14532 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14533 Macroize insn using X87MODEF mode macro.
14535 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14537 * config/i386/sse.md (sse2_pinsrw): Removed.
14538 (sse2_pextrw): Renamed to ...
14539 (*sse2_pextrw): This.
14541 2007-04-09 Jan Hubicka <jh@suse.cz>
14544 * config/i386/sse.md
14545 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14546 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14547 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14548 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14550 2007-04-09 Jan Hubicka <jh@suse.cz>
14552 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14553 multiple fields of union.
14555 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14557 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14558 (create_preheaders): Check that loops are available.
14559 (fix_loop_structure): Clean up, improve comments.
14560 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14561 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14563 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14564 * predict.c (tree_estimate_probability): Do not call
14565 calculate_dominance_info. Call create_preheaders.
14566 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14567 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14569 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14570 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14571 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14572 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14575 2007-04-08 Jan Hubicka <jh@suse.cz>
14577 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14578 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14579 * fold-const.c (fold_unary): Use it.
14581 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14583 * varasm.c (assemble_variable): Remove call to
14584 lang_hooks.decls.prepare_assemble_variable.
14585 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14586 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14587 * langhooks.h (lang_hooks_for_decls): Remove
14588 prepare_assemble_variable.
14590 2007-04-08 Mike Stump <mrs@apple.com>
14592 * config/i386/i386.c: Use inc/dec on Core2.
14594 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14596 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14597 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14598 lhd_tree_inlining_end_inlining): Remove.
14599 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14600 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14601 end_inlining hooks.
14602 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14603 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14604 lhd_tree_inlining_end_inlining): Remove prototypes.
14605 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14606 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14607 LANG_HOOKS_TREE_INLINING_START_INLINING,
14608 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14610 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14613 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14616 * config/avr/predicates.md (io_address_operand): Delete predicate.
14617 (low_io_address_operand): Don't use 'mode' argument.
14618 (higth_io_address_operand): Rename ...
14619 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14620 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14623 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14625 Revert change removing staticp.
14627 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14630 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14633 2007-04-07 Bruce Korb <bkorb@gnu.org>
14635 * c.opt: Add -Wformat-contains-nul.
14636 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14638 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14639 the NUL byte warning.
14641 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14643 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14645 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14647 * tree.c (staticp): No longer use staticp langhook.
14648 * langhooks.c (lhd_staticp): Removed.
14649 * langhooks.h (struct lang_hooks): Remove staticp.
14650 * c-common.c (c_staticp): Remove.
14651 * c-common.h (c_staticp): Ditto.
14652 * langhooks-defs.h (lhd_staticp): Ditto.
14653 (LHD_HOOKS_STATICP): Ditto
14654 * tree.h (gcc_assert_lowered): New macro.
14656 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14658 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14659 argument "reliable".
14660 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14661 Add argument "reliable". Propagate it through calls.
14662 (infer_loop_bounds_from_undefined): Derive number of iterations
14663 estimates from references in blocks that do not dominate loop latch.
14664 (gcov_type_to_double_int): New function.
14665 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14666 and expected_loop_iterations_unbounded.
14667 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14668 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14669 * tree-data-ref.c (estimated_loop_iterations): Export.
14670 (get_references_in_stmt): Fix -- do not return addresses of local
14672 * cfgloop.h (expected_loop_iterations_unbounded,
14673 estimated_loop_iterations): Declare.
14675 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14677 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14679 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14681 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14682 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14683 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14684 Use output_387_reg_move().
14685 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14686 expander using X87MODEF12 mode macro.
14687 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14688 choosing register preferences. Use output_387_reg_move().
14689 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14690 instead of "x". Use output_387_reg_move().
14691 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14692 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14693 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14694 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14695 Use output_387_reg_move().
14696 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14698 (*truncxf?f_i387 splitter): Ditto.
14700 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14702 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14703 LANG_HOOKS_SAFE_FROM_P.
14704 * expr.c (safe_from_p): Remove langhook call.
14705 * langhooks.h (lang_hooks): Remove safe_from_p.
14706 (lhd_safe_from_p): Remove prototype.
14707 * langhooks.c (lhd_safe_from_p): Remove.
14709 2007-04-06 Jan Hubicka <jh@suse.cz>
14711 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14714 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14716 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14717 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14718 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14719 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14721 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14722 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14724 2007-04-05 Richard Henderson <rth@redhat.com>
14726 * config/alpha/alpha.c (print_operand) [+]: Remove.
14727 (alpha_end_function): Print nop if call at end of function.
14728 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14729 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14730 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14731 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14732 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14733 the call pattern. Update peepholes to match.
14735 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14737 * doc/extend.texi (Other Builtins): Add decimal float variants
14739 * builtins.def: Ditto.
14740 * builtins.c (expand_builtin): Ditto.
14742 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14743 H.J. Lu <hongjiu.lu@intel.com>
14746 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14747 of V8HImode when calling ix86_binary_operator_ok.
14748 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14749 (sdot_prodv8hi): Operands 1 and 2 must be register.
14751 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14753 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14754 initialize align to silence bogus warning.
14756 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14758 PR middle-end/22156
14759 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14761 (struct sra_walk_fns): Remove use_all parameter from use.
14762 (sra_hash_tree): Handle BIT_FIELD_REFs.
14763 (sra_elt_hash): Don't hash bitfld blocks.
14764 (sra_elt_eq): Skip them in parent compares as well. Handle
14766 (sra_walk_expr): Don't maintain or pass down use_all_p.
14767 (scan_use): Remove use_all parameter.
14768 (scalarize_use): Likewise. Re-expand assignment to
14769 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14770 output, and re-scalarize after output. Don't mark anything
14772 (scalarize_ldst): Adjust.
14773 (scalarize_walk_gimple_modify_statement): Likewise.
14774 (build_element_name_1): Handle BIT_FIELD_REFs.
14775 (instantiate_element): Don't warn for any element whose parent
14776 is used as a whole.
14777 (instantiate_missing_elements_1): Return the sra_elt.
14778 (canon_type_for_field): New.
14779 (try_instantiate_multiple_fields): New.
14780 (instantiate_missing_elemnts): Use them.
14781 (mark_no_warning): Removed.
14782 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14783 (REPLDUP, sra_build_elt_assignment): New.
14784 (generate_copy_inout): Use them.
14785 (generate_element_copy): Likewise. Handle bitfld differences.
14786 (generate_element_zero): Don't recurse for blocks. Use
14787 sra_build_elt_assignment.
14788 (generate_one_element_int): Take elt instead of var. Use
14789 sra_build_elt_assignment.
14790 (generate_element_init_1): Adjust.
14791 (scalarize_use, scalarize_copy): Use REPLDUP.
14792 (scalarize_ldst): Move assert before dereference.
14793 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14795 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14797 * regmove.c: Fix unused variable warnings due to previous commit.
14799 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14801 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14802 (regmove_bb_head): Remove.
14803 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14804 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14805 problems with fixup_match_1.
14806 Don't initialize/free regmove_bb_head.
14808 (reg_is_remote_constant_p): If an insn is in the same basic block
14809 but not before INSN, consider it remote, too.
14811 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14814 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14815 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14817 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14819 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14820 (CONDITIONAL_REGISTER_USAGE): Likewise.
14822 2007-04-04 Richard Henderson <rth@redhat.com>
14824 * config/alpha/lib1funcs.asm: Remove unused file.
14826 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14829 * opts.c (print_specific_help): Fix --help=<language>
14831 (common_handle_option): Support --help=common.
14833 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14836 * gcc.c (main): Do not run the linker if
14837 print_subprocess_help indicates that it shouldn't be
14840 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14843 * doc/invoke.texi (--help=): Document <languages> value, fix
14844 formatting in tables of values.
14846 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14848 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14849 dllimport attribute of virtual methods.
14851 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14853 * config/score/crti.asm: Change _bss_start to __bss_start.
14854 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14855 (OUTGOING_REG_PARM_STACK_SPACE) update.
14856 * config/score/score.opt: add options to make backend support
14857 score5, score5u, score7 and score7d.
14858 * config/score/score.md: Likewise.
14859 * config/score/misc.md: Likewise.
14860 * config/score/mac.md: Likewise.
14861 * doc/invoke.texi: Likewise.
14862 * doc/md.texi: update constraints define.
14864 2007-04-03 Richard Henderson <rth@redhat.com>
14866 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14867 an appropriate type, use the mode instead.
14869 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14871 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14872 Set the default --with-arch setting to mips2.
14873 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14874 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14875 (MULTILIB_OSDIRNAMES): Delete.
14876 (MULTILIB_DIRNAMES): Define.
14877 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14878 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14879 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14880 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14881 VXWORKS_OS_CPP_BUILTINS.
14882 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14883 (MIPS_DEBUGGING_INFO): Undefine.
14884 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14886 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14888 PR middle-end/30704
14889 * fold-const.c (native_encode_real): Encode real.c provided longs
14890 as a series of 32-bit native integers.
14891 (native_interpret_real): Interpret buffer as a series of 32-bit
14894 2007-04-03 Richard Guenther <rguenther@suse.de>
14896 * genpreds.c (write_insn_constraint_len): Write function
14897 optimized for CONSTRAINT_LEN implementation.
14898 (write_tm_preds_h): Output insn_constraint_len inline and
14899 use it for CONSTRAINT_LEN.
14900 (write_insn_preds_c): Don't output insn_constraint_len.
14901 * doc/md.texi (define_register_constraint): Document multi-letter
14902 constraints shall have the same length if they start with the same
14905 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14908 * config/i386/i386.md (isinf<mode>2): Expand only when
14909 TARGET_C99_FUNCTIONS is set.
14911 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14913 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14914 (x86_64-*-linux*): Ditto.
14915 * config/i386/i386.opt (mpc): New option.
14916 * config/i386/i386.c (overrride_options): Handle
14917 ix87_precision_string.
14918 * config/i386/crtprec.c: New file.
14919 * config/i386/t-crtpc: Ditto.
14920 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14921 and -mpc80 options.
14922 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14923 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14924 crtprec32.o, crtprec64.o and crtprec80.o.
14926 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14927 and -mpc80 options.
14928 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14930 2007-04-02 Eric Christopher <echristo@apple.com>
14932 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14933 limitations on darwin.
14935 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14938 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14940 2007-04-02 Dave Korn <dave.korn@artimi.com>
14942 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14944 2007-04-02 Dave Korn <dave.korn@artimi.com>
14946 * libgcc2.h (exception_descriptor): Don't forward-declare.
14947 (__get_eh_table_language, __get_eh_table_version): Delete
14948 prototypes of long-dead functions.
14950 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14952 * ebitmap.h: New file
14953 * ebitmap.c: New file
14954 * Makefile.in (ebitmap.o): New target.
14956 2007-04-01 Jan Hubicka <jh@suse.cz>
14958 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14959 before very first instruction.
14961 2007-04-01 Jan Hubicka <jh@suse.cz>
14963 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14964 waring on 64bit hosts.
14965 * bitmap.h: Fix typo in bitmap_head_def.
14967 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14969 PR rtl-optimization/31391
14970 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14971 into a DELETED_LABEL note, and the label is in an empty basic
14972 block, update BB_END as well as BB_HEAD.
14974 2007-04-01 Richard Henderson <rth@redhat.com>
14976 PR tree-optimization/31169
14977 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14978 to varying if the range is outside [0, prec-1].
14980 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14983 * config/mips/mips.md (load_const_gp): New insn.
14984 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14985 the MIPS16 GP pseudo register if no_new_pseudos.
14986 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14988 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14991 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14993 (call_value): Likewise.
14995 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14996 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14999 * doc/invoke.texi: (optimization options): Reword description
15000 of -ffast-math. Document its primary purpose.
15002 2007-03-31 Richard Guenther <rguenther@suse.de>
15004 * omp-low.c (splay-tree.h): Include.
15005 (lookup_decl): Replace splay-tree usage by pointer-map.
15006 (maybe_lookup_decl): Likewise.
15007 (new_omp_context): Likewise.
15008 (delete_omp_context): Likewise.
15009 * gimplify.c (splay-tree.h): Include.
15010 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15012 (remap_ssa_name): Likewise.
15013 (remap_decl): Likewise.
15014 (remap_type_1): Likewise.
15015 (remap_type): Likewise.
15016 (copy_body_r): Likewise.
15017 (expand_call_inline): Likewise.
15018 (clone_body): Likewise.
15019 (copy_tree_r): Likewise.
15020 (remap_save_expr): Likewise.
15021 (unsave_r): Likewise.
15022 (unsave_expr_now): Likewise.
15023 (tree_function_versioning): Likewise.
15024 (build_duplicate_type): Likewise.
15025 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15026 (struct copy_body_data): Replace splay-tree by pointer-map.
15027 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15028 not $(SPLAY_TREE_H).
15029 (gimplify.o): Depend on $(SPLAY_TREE_H).
15030 (omp-low.p): Likewise.
15032 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15034 * config/avr/predicates.md (even_register_operand,
15035 odd_register_operand): New predicates.
15036 * config/avr/avr.md (movw peephole2): New.
15037 (movw_r peephole2): New.
15039 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15041 * tree.h (get_signed_or_unsigned_type): New.
15042 * fold-const.c (operand_equal_for_comparison_p): Use
15043 get_signed_or_unsigned_type instead of
15044 lang_hooks.types.signed_or_unsigned_type.
15045 * expr.c (store_expr): Ditto.
15046 * langhooks.c (get_signed_or_unsigned_type): New.
15047 (lhd_signed_or_unsigned_type): New.
15048 * langhooks.h (lhd_signed_or_unsigned_type): New.
15049 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15051 2007-03-30 Richard Henderson <rth@redhat.com>
15053 * tree-ssa-loop-ivopts.c: Include target.h.
15054 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15055 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15056 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15057 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15059 2007-03-30 Richard Henderson <rth@redhat.com>
15060 Kai Tietz <kai.tietz@onevision.com>
15062 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15063 default for 64-bit.
15064 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15065 (TARGET_64BIT_MS_ABI): New.
15066 (DBX_REGISTER_NUMBER): Handle 64-bit.
15067 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15068 (LONG_TYPE_SIZE): Force to 32.
15069 (REG_PARM_STACK_SPACE): New.
15070 (OUTGOING_REG_PARM_STACK_SPACE): New.
15071 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15072 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15073 (STACK_BOUNDARY): Use 128 for 64-bit.
15074 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15075 Add 64-bit implementation.
15076 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15078 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15079 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15080 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15081 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15082 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15083 TARGET_64BIT_MS_ABI.
15084 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15085 (ix86_pass_by_reference): Likewise.
15086 (ix86_function_value_regno_p): Likewise.
15087 (ix86_build_builtin_va_list): Likewise.
15088 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15089 (function_arg_advance_ms_64): New.
15090 (function_arg_advance): Call it.
15091 (function_arg_ms_64): New.
15092 (function_arg): Call it.
15093 (function_value_ms_64): New.
15094 (ix86_function_value_1): Call it.
15095 (return_in_memory_ms_64): New.
15096 (ix86_return_in_memory): Call it.
15097 (setup_incoming_varargs_ms_64): New.
15098 (ix86_setup_incoming_varargs): Call it.
15099 (ix86_expand_prologue): Handle 64-bit stack probing.
15100 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15101 (output_pic_addr_const): Likewise.
15102 (x86_this_parameter): Likewise.
15103 (x86_output_mi_thunk): Likewise.
15104 (x86_function_profiler): Likewise.
15105 (TARGET_STRICT_ARGUMENT_NAMING): New.
15106 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15107 (TARGET_64BIT_MS_ABI): New.
15108 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15109 * config/i386/i386.md (allocate_stack_worker): Remove.
15110 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15111 describe the clobber of eax without a match_scratch.
15112 (allocate_stack_worker_postreload): Remove.
15113 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15114 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15115 (allocate_stack_worker_rex64_postreload): Remove.
15116 (allocate_stack): Handle 64-bit.
15117 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15118 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15119 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15120 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15121 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15122 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15123 * config.build (x86_64-*-mingw*): New host.
15124 * config.host (x86_64-*-mingw*): New host.
15125 * config.gcc (x86_64-*-mingw*): New target.
15126 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15128 2007-03-30 Richard Henderson <rth@redhat.com>
15129 Kai Tietz <kai.tietz@onevision.com>
15131 * c-pragma.c (struct def_pragma_macro_value): New.
15132 (struct def_pragma_macro): New.
15133 (pushed_macro_table): New.
15134 (dpm_hash, dpm_eq): New.
15135 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15136 (init_pragma): Install them.
15137 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15139 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15141 * config/avr/avr.c (avr_override_options): Clear
15142 'flag_delete_null_pointer_checks'.
15144 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15147 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15148 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15149 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15150 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15151 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15152 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15153 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15155 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15157 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15159 * regmove.c: Move all of pass_stack_adjustments from here...
15160 * combine-stack-adj.c: ...to this new file.
15161 * Makefile.in: Add rules for combine-stack-adj.o.
15163 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15165 PR tree-optimization/31383
15166 * tree-data-ref.c (affine_function_equal_p): Do not require the
15167 vectors to have the same length.
15169 2007-03-30 Jan Hubicka <jh@suse.cz>
15171 PR middle-end/30700
15172 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15173 availablility; add more sanity checking; ask varpool only about
15176 2007-03-29 Richard Henderson <rth@redhat.com>
15178 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15179 to decide, but __SIZEOF_LONG_LONG__.
15181 2007-03-29 Richard Henderson <rth@redhat.com>
15183 * emutls.c (struct __emutls_array): New.
15184 (emutls_destroy): Use it instead of casting element 0 from void*.
15185 (__emutls_get_address): Likewise.
15187 2007-03-29 Richard Henderson <rth@redhat.com>
15189 * varasm.c (initializer_constant_valid_p): Don't deny
15190 DECL_DLLIMPORT_P on functions.
15192 * config/i386/cygming.h: Remove function declarations.
15193 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15194 (ASM_OUTPUT_LABELREF): Remove.
15195 (COMMON_ASM_OP): Remove.
15196 (ASM_OUTPUT_COMMON): Remove.
15197 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15198 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15199 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15200 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15201 Rename from TARGET_ENCODE_SECTION_INFO.
15202 * config/i386/netware.h: Likewise.
15203 * config/i386/i386-protos.h: Update.
15204 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15205 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15206 (legitimate_constant_p): Reject dllimports.
15207 (dllimport_map, get_dllimport_decl): New.
15208 (legitimize_dllimport_symbol): New.
15209 (legitimize_address, ix86_expand_move): Use it.
15210 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15211 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15212 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15213 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15214 * config/i386/predicates.md (constant_call_address_operand): Only
15215 accept symbols; reject dllimport_p symbols.
15216 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15217 i386_pe_maybe_record_exported_symbol.
15218 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15219 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15220 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15221 trust the setting of DECL_DLLIMPORT_P.
15222 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15223 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15224 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15225 tidy the argument scanning loop.
15226 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15227 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15228 (i386_pe_strip_name_encoding): Remove.
15229 (i386_pe_binds_local_p): New.
15230 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15231 (i386_pe_output_labelref): Remove.
15232 (i386_pe_asm_output_aligned_decl_common): New.
15233 (i386_pe_maybe_record_exported_symbol): Rename from
15234 i386_pe_record_exported_symbol; check for dllexported symbols.
15236 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15238 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15239 add comment explaining why vsnprintf cannot be used.
15241 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15243 PR tree-optimization/30666
15244 * tree.c (build_complex_type): When creating type names for DWARF2
15245 debug info, create TYPE_DECLs for TYPE_NAME instead of
15247 (build_common_tree_nodes_2): Use build_complex_type when building
15248 predefined complex types, to preserve canonical types.
15250 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15252 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15253 (noce_get_alt_condition): Look at it to determine whether to
15254 reverse the condition or not.
15255 (noce_get_condition): Substitute the truth for lies.
15256 (noce_find_if_block): Set the then_else_reversed field.
15258 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15260 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15261 destination of this insn.
15262 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15263 than calling gen_rtx_SET directly. Use r0 to hold the value of
15264 'address + 4' rather than a stack based temporary which can be
15265 mis-optimized away.
15267 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15269 * config/s390/s390.c (s390_secondary_input_reload_class,
15270 s390_secondary_output_reload_class): Functions removed.
15271 (s390_secondary_reload): New function.
15272 (TARGET_SECONDARY_RELOAD): Target macro defined.
15273 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15274 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15275 * config/s390/s390.md ("reload_outti", "reload_outdi",
15276 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15277 "reload_out<mode>"): Expanders removed.
15278 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15279 "reload<mode>_nonoffmem_out"): Expanders added.
15281 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15283 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15284 action if SRC->DEST replacement failed anyway.
15286 2007-03-28 Mike Stump <mrs@apple.com>
15288 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15289 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15290 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15292 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15294 * config.gcc: Accept barcelona as a variant of amdfam10.
15295 * config/i386/i386.c (override_options): Likewise.
15296 * doc/invoke.texi: Likewise.
15298 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15300 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15301 offsets for BIT_FIELD_REF and COMPONENT_REF.
15303 2007-03-28 Richard Guenther <rguenther@suse.de>
15305 * tree.c (is_global_var): Move ...
15306 * tree-flow-inline.h (is_global_var): ... here.
15307 * tree.h (is_global_var): Remove declaration.
15309 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15311 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15313 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15314 * config/i386/i386.c (ix86_tune_features): Initialize new
15316 * config/i386/predicates.md (promotable_binary_operator): Use
15317 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15319 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15322 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15324 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15326 * config/fr30/fr30.md (movsi_internal): Change destination
15327 constraint from m to V and add m to the end.
15329 2007-03-28 Christian Bruel <christian.bruel@st.com>
15331 * config/sh/sh.md (movsi_i): Fix type attribute.
15333 2007-03-28 Christian Bruel <christian.bruel@st.com>
15335 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15336 (movsf_ie): Likewise.
15338 2007-03-28 Christian Bruel <christian.bruel@st.com>
15340 * config.gcc: Add sh4-300 to multilib.
15341 * config/sh/t-mlib-sh4-300: New file.
15343 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15345 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15346 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15347 fix_trunc<mode>di2.
15348 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15349 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15350 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15351 "fixuns_trunctddi2"): Whitespace fix.
15353 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15355 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15356 the definition of struct sh_args.
15357 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15358 CALL_COOKIE_INT_REG_GET): Likewise.
15360 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15362 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15363 transformations are applied successfully.
15365 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15367 * tree.c (tree_contains_struct): Permit 512 tree codes.
15368 * tree.h (tree_contains_struct): Ditto.
15369 (MAX_TREE_CODES): Ditto.
15370 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15371 SPARE member to store remaining padding bits.
15373 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15375 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15378 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15380 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15381 * configure: Regenerate.
15383 * configure: Regenerate using the correct version of autoconf.
15385 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15387 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15389 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15390 regs to "__SP_L__" and "__SP_H__".
15392 2007-03-27 Richard Guenther <rguenther@suse.de>
15394 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15395 computations with it with a HOST_WIDE_INT variable.
15397 2007-03-26 Mike Stump <mrs@apple.com>
15399 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15400 objective-c-header, objective-c++-header and objc++-cpp-output
15402 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15404 2007-03-26 Richard Henderson <rth@redhat.com>
15407 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15408 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15409 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15410 IX86_BUILTIN_PSRLQ128): New.
15411 (ix86_init_mmx_sse_builtins): Add them.
15412 (ix86_expand_builtin): Expand them.
15413 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15414 operand 2 be TImode.
15415 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15416 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15417 _mm_srli_epi64): Mark __B const.
15418 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15419 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15420 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15421 new two-vector shift builtins.
15423 2007-03-26 Ian Lance Taylor <iant@google.com>
15425 PR tree-optimization/31345
15426 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15427 [+INF, +INF(OVF)] into VARYING.
15429 2007-03-26 Zack Weinberg <zackw@panix.com>
15431 * gengtype-parse.c: New file.
15432 * gengtype-yacc.y: Delete.
15433 * gengtype-lex.l: Don't include gengtype-yacc.h.
15434 Define YY_DECL and yyterminate appropriately for recursive
15435 descent parser. yylval is now a string out-parameter to yylex.
15436 (HWS, EOID): New shorthand.
15437 (IWORD): Add a couple more types.
15438 (yylex): Add a setup stanza. Remove the complex rules for
15439 detecting GTY'ed types and typedefs; replace with simple
15440 keyword detectors. Adjust everything for the changed
15441 definition of yylval. Ignore all pp-directives, not just #define.
15443 (parse_file): Rename yybegin; do not call yyparse.
15445 * gengtype.c (xasprintf): Export again.
15446 (this_file): New. Use everywhere __FILE__ was being used.
15447 (get_lang_bitmap): Special case types defined in gengtype.c.
15448 (do_typedef, new_structure): Suppress definition of certain types.
15449 (new_structure): Improve diagnostics of duplicate definitions.
15450 Make sure location_s is associated with input.h.
15451 (nreverse_pairs, define_location_structures): New functions.
15452 (main): Improve tagging of kludge types. Remove old kludges
15453 for input.h types; use define_location_structures.
15454 * gengtype.h: Update prototypes. Define token codes here.
15455 * Makefile.in: Remove all references to gengtype-yacc.
15456 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15458 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15459 add GTY((skip)) to the field that's only conditionally there.
15460 * doc/install.texi: Document that Bison is no longer required
15461 unless building treelang.
15463 * gengtype.c: Don't include gtyp-gen.h.
15464 (srcdir): Declare here.
15465 (base_files, lang_dir_names): Allocate dynamically.
15466 (gt_files, num_gt_files, num_lang_dirs): New globals.
15467 (measure_input_list, read_input_line, read_input_list)
15468 (set_lang_bitmap): New functions.
15469 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15470 simplify, relying on read_input_list to set up the bitmaps.
15471 (main): Arguments are no longer unused. Check for correct number
15472 of command line arguments, set srcdir and srcdir_len, then call
15473 read_input_list, before doing anything else. No need to worry
15474 about duplicates in main loop.
15475 * configure.ac: Simplify the calculation of all_gtfiles.
15476 Put language tags in there. Don't set or substitute
15477 all_gtfiles_files_langs or all_gtfiles_files_frags.
15478 * Makefile.in: Revamp the way gengtype is invoked, now that it
15479 takes a file on its command line with a much simpler format.
15480 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15481 (GTFILES): Remove duplicates and C source files.
15482 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15483 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15484 * configure: Regenerate.
15486 * gengtype.h: Remove all type definitions to gengtype.c; leave
15487 only definitions of options_p, type_p, and pair_p as opaque
15488 pointers. Update prototypes.
15489 * gengtype.c: Many type definitions moved here from gengtype.h.
15490 Consolidate type definitions at the top of the file.
15491 (xvasprintf): Delete.
15492 (xasprintf): Make static.
15493 (create_nested_pointer_option): Add 'next' parameter.
15494 (create_field_all, create_field_at): New functions.
15495 (create_field): Now a thin wrapper around create_field_all.
15496 (create_optional_field): Rename create_optional_field_ and add
15497 line argument. Original name is now a macro which supplies
15499 (oprintf): Use vsnprintf directly.
15500 (close_output_files): Use fatal rather than perror/exit.
15501 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15502 (main): Set progname. Don't use exit.
15503 * gengtype-yacc.y (struct_fields): Use create_field_at.
15504 (option, optionseqopt): Delete.
15505 (optionseq): Consolidate productions from option here so we
15506 can use the first argument to create_option.
15508 * gengtype-lex.l: Distinguish unions from structures in the
15509 token type. Don't call find_structure; return the tag as a string.
15510 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15511 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15512 string. Reorganize typedef_struct production accordingly.
15513 Use create_nested_ptr_option.
15514 * gengtype.c (create_nested_ptr_option): New function.
15515 * gengtype.h: Declare it.
15517 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15518 (string_type): Don't declare.
15519 (do_scalar_typedef): Declare.
15520 (create_scalar_type): Update prototype.
15521 * gengtype.c (string_type): Make static.
15522 (scalar_nonchar, scalar_char): New.
15523 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15524 (resolve_typedef): Use scalar_nonchar for error recovery.
15525 (create_scalar_type): Remove name_len field. Return scalar_char
15526 or scalar_nonchar as appropriate.
15527 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15528 to use string_type.
15529 (throughout): Use scalar_nonchar instead of calling
15530 create_scalar_type, whenever possible.
15531 (main): Initialize scalar_char and scalar_nonchar before calling
15533 * gengtype-lex.l: Adjust for removal of second argument to
15534 create_scalar_type. Use yylval.s instead of yylval.t when
15536 * gengtype-yacc.y: Type of SCALAR is string. Call
15537 create_scalar_type from type:SCALAR rule. Adjust for removal of
15538 second argument to create_scalar_type.
15540 * vec.h: Remove all #if IN_GENGTYPE blocks.
15541 Add comment saying that changes may require adjustments to gengtype.
15542 * gengtype.c: Don't include coretypes.h or tm.h.
15543 Add comment to inclusion of errors.h.
15544 (note_def_vec, note_def_vec_alloc): New functions.
15545 * gengtype.h: Declare new functions.
15546 * gengtype-lex.l: Don't include coretypes.h.
15547 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15549 (update_lineno): Remove unnecessary prototype.
15550 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15551 (VEC rule): Just return VEC_TOKEN.
15552 * gengtype-yacc.y (VEC_TOKEN): New token type.
15553 (type): Add a production for VEC(a,b).
15554 * Makefile.in: Update dependencies.
15556 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15557 typedefs that use the old PARAMS macro.
15559 * gengtype-lex.l: Remove all rules and states relating to yacc
15561 * gengtype-yacc.y: Similarly.
15562 * gengtype.c (note_yacc_type): Delete function.
15563 * gengtype.h: Update prototypes.
15565 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15567 * tree-pretty-print.c (dump_generic_node): Report precision of
15568 unnamed integer types.
15570 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15572 * ifcvt.c (noce_try_store_flag_constants): Don't check
15573 no_new_pseudos here.
15574 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15575 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15576 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15577 noce_try_sign_mask): Likewise.
15578 (if_convert): Check no_new_pseudos here.
15580 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15582 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15583 (noce_get_condition): Handle new then_else_reversed argument.
15584 (noce_init_if_info): Remove, fold into noce_find_if_block.
15585 (noce_process_if_block): Take a struct noce_if_info as the
15586 argument. Don't set up one based on ce_if_info. Update pointer
15587 references accordingly.
15588 (cond_move_process_if_block): Likewise.
15589 (process_if_block): Removed.
15590 (find_if_block): Removed. Move functionality two new functions,
15591 noce_find_if_block and cond_exec_find_if_block.
15592 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15593 blocks and the symmetric IF-ELSE-JOIN case.
15594 (cond_exec_find_if_block): Also new function mostly based on old
15595 find_if_block and process_if_block.
15596 (find_if_header): Replace find_if_block call with separately
15597 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15598 (find_cond_trap): Update noce_get_condition call.
15599 (dead_or_predicable): Likewise.
15601 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15603 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15605 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15606 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15607 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15608 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15609 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15610 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15611 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15612 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15613 __builtin_ia32_psrad128 builtins.
15615 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15617 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15618 * config/i386/constraints.md
15619 (define_constraint "I"): Use IN_RANGE macro.
15620 (define_constraint "J"): Ditto.
15621 (define_constraint "K"): Ditto.
15622 (define_constraint "M"): Ditto.
15623 (define_constraint "N"): Ditto.
15624 (define_constraint "O"): Ditto.
15625 * config/i386/predicates.md
15626 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15627 (define_predicate "const_0_to_3_operand"): Ditto.
15628 (define_predicate "const_0_to_7_operand"): Ditto.
15629 (define_predicate "const_0_to_15_operand"): Ditto.
15630 (define_predicate "const_0_to_63_operand"): Ditto.
15631 (define_predicate "const_0_to_255_operand"): Ditto.
15632 (define_predicate "const_1_to_31_operand"): Ditto.
15633 (define_predicate "const_2_to_3_operand"): Ditto.
15634 (define_predicate "const_4_to_7_operand"): Ditto.
15636 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15638 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15639 in SImode for save_world.
15640 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15643 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15645 PR tree-optimization/30784
15646 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15649 2007-03-25 Revital Eres <eres@il.ibm.com>
15651 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15652 Fold movement_possibility function into it.
15654 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15656 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15657 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15658 (call_indirect_nonlocal_darwin64): Same.
15659 (call_nonlocal_darwin64): Same.
15660 (call_value_indirect_nonlocal_darwin64): Same.
15661 (call_value_nonlocal_darwin64): Same.
15662 (sibcall_nonlocal_darwin64): Same.
15663 (sibcall_value_nonlocal_darwin64): Same.
15664 (sibcall_symbolic_64): Same.
15665 (sibcall_value_symbolic_64): Same.
15666 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15668 (rs6000_emit_load_toc_table): Same.
15669 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15670 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15672 (divss_call): Same.
15673 (divus_call): Same.
15674 (quoss_call): Same.
15675 (quous_call): Same.
15676 (load_toc_v4_pic_si): Same
15677 (load_toc_v4_PIC_1): Same.
15678 (load_toc_v4_PIC_1b): Same.
15679 (call_indirect_aix{32,64}): Same.
15680 (call_value_indirect_aix{32,64}): Same.
15682 (call_value): Same.
15683 (call_local{32,64}): Same.
15684 (call_value_local{32,64}): Same.
15685 (call_indirect_nonlocal_aix{32,64}): Same.
15686 (call_nonlocal_aix{32,64}): Same.
15687 (call_value_indirect_nonlocal_aix{32,64}): Same.
15688 (call_value_nonlocal_aix{32,64}): Same.
15689 (call_indirect_nonlocal_sysv<mode>): Same.
15690 (call_nonlocal_sysv<mode>): Same.
15691 (call_value_indirect_nonlocal_sysv<mode>): Same.
15692 (call_value_nonlocal_sysv<mode>): Same.
15694 (sibcall_local{32,64}): Same.
15695 (sibcall_value_local{32,64}): Same.
15696 (sibcall_nonlocal_aix{32,64}): Same.
15697 (sibcall_value_nonlocal_aix{32,64}): Same.
15698 (sibcall_nonlocal_sysv<mode>): Same.
15699 (sibcall_value): Same.
15700 (sibcall_value_nonlocal_sysv<mode>): Same.
15702 2007-03-24 Paul Brook <paul@codesourcery.com>
15704 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15705 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15707 2007-03-24 Richard Henderson <rth@redhat.com>
15709 * config/ia64/constraints.md: New file.
15710 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15711 satisfies_constraint_?.
15712 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15713 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15714 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15715 ia64_output_mi_thunk): Likewise.
15716 (ia64_const_ok_for_letter_p): Remove.
15717 (ia64_const_double_ok_for_letter_p): Remove.
15718 (ia64_extra_constraint): Remove.
15719 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15720 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15721 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15722 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15723 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15724 EXTRA_MEMORY_CONSTRAINT): Remove.
15725 * config/ia64/ia64.md: Include constriants.md. Replace
15726 CONST_OK_FOR_? with satisfies_constraint_?.
15728 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15729 H.J. Lu <hongjiu.lu@intel.com>
15731 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15733 (name macros): Use DPD_BID_NAME to convert names properly.
15735 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15736 decimal floating point format.
15737 (init_floating_libfuncs): Change decimal functions so that they
15738 have a "bid_" prefix if the decimal system uses the BID format,
15739 and "dpd_" prefix if the decimal system uses the DPD format.
15740 (init_interclass_conv_libfuncs): Ditto.
15741 (init_intraclass_conv_libfuncs): Ditto.
15743 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15744 using the BID format.
15746 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15747 whether we are using the BID decimal format.
15748 * configure: Regenerate.
15750 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15751 the compiler has decimal floating point enabled. Define
15752 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15755 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15756 using the BID format.
15758 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15759 whether we are using the BID decimal format.
15760 * configure: Regenerate.
15762 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15763 the compiler has decimal floating point enabled. Define
15764 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15767 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15768 options, and that it is enabled for i386/x86_64 systems.
15770 * Makefile.in (enable_decimal_float): New.
15772 (DECNUMINC): Add -I$(DECNUMFMT).
15773 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15774 to $(DECNUMFMT) from $(DECNUM).
15776 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15777 Substitute enable_decimal_float.
15778 * configure: Regenerated.
15781 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15784 * configure.ac: Enable decimal float for x86_64-*-linux*.
15785 * configure: Regenerated.
15788 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15789 decimal128ClearSign to flip and clear the sign bit in decimal128.
15790 (decimal_real_maxval): Set decimal128SetSign to set the sign
15793 2007-03-23 Ian Lance Taylor <iant@google.com>
15795 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15797 2007-03-23 Ian Lance Taylor <iant@google.com>
15799 * tree-dump.c (dump_files): Correct comment.
15801 2007-03-23 Ian Lance Taylor <iant@google.com>
15803 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15805 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15807 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15808 in cfglayout mode. Don't go into and out of cfglayout mode.
15809 Link the blocks in the order of the constructed traces.
15810 (rest_of_handle_tracer): Adjust call to tracer.
15811 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15812 Don't go into cfglayout mode.
15813 (rtl_loop_done): Don't go out of cfglayout mode.
15814 * cfglayout.c (relink_block_chain): New function, split out from...
15815 (fixup_reorder_chain): ...here. Remove redundant checking.
15816 (cfg_layout_finalize): Don't clear the header, footer, and aux
15817 fields here, move the code to do so to relink_block_chain. Likewise
15818 for free_original_copy_tables.
15819 * rtl.h (tracer): Update prototype.
15820 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15821 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15822 mode. Use relink_block_chain to serialize the CFG according to the
15823 new basic block order. Move targetm.cannot_modify_jumps_p check from
15825 (gate_handle_reorder_blocks): ...to here.
15826 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15828 (gate_duplicate_computed_gotos): ...to here.
15829 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15830 something always changes when going into and out of cfglayout mode.
15831 Perform an expensive cfg cleanup while going into cfglayout mode.
15832 Always update liveness information on HAVE_conditional_execution
15833 targets. Reserialize the basic blocks and go out of cfglayout mode.
15834 * reg-stack.c: Include cfglayout.h.
15835 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15836 the call to reorder_basic_blocks.
15837 * basic-block.h (reorder_basic_blocks): Update prototype.
15838 (relink_block_chain): New prototype.
15839 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15841 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15843 * config/mips/mips.md (type, hazard, *movdi_32bit,
15844 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15845 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15846 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15847 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15848 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15850 (movcc): Change first xfer to multi.
15851 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15852 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15853 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15854 config/mips/generic.md: Change reservations using "xfer" to use
15856 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15857 using match_operand.
15858 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15859 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15861 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15863 2007-03-22 Richard Henderson <rth@redhat.com>
15865 * config/i386/i386.c: Remove unnecessary function declarations.
15866 Move targetm definition, and all related macros, to the end of
15867 the file. Resort some functions to put definitions before uses.
15868 (ix86_attribute_table): Make static. Move to end of file.
15869 (ix86_gimplify_va_arg): Make static.
15871 2007-03-22 Richard Henderson <rth@redhat.com>
15873 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15874 don't increase local_regparm with force_align_arg_pointer check.
15875 (ix86_function_sseregparm): Assert 32-bit.
15876 (type_has_variadic_args_p): New.
15877 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15878 type_has_variadic_args_p.
15879 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15880 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15881 use memset instead. Do maybe_vaarg check first; skip attribute
15882 tests if true; skip attribute tests for 64-bit.
15883 (construct_container): Remove TARGET_DEBUG_ARG.
15884 (function_arg_advance_32, function_arg_advance_64): Split out ...
15885 (function_arg_advance): ... from here.
15886 (function_arg_32, function_arg_64): Split out ...
15887 (function_arg): ... from here.
15888 (ix86_pass_by_reference): Tidy.
15889 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15890 (function_value_32): New, from parts of ix86_function_value
15891 and ix86_value_regno.
15892 (function_value_64): New, from parts of ix86_function_value
15893 and ix86_libcall_value.
15894 (ix86_function_value_1): New.
15895 (ix86_function_value, ix86_libcall_value): Use it.
15896 (return_in_memory_32, return_in_memory_64): Split out ...
15897 (ix86_return_in_memory): ... from here.
15898 (ix86_struct_value_rtx): Skip for 64-bit.
15899 (ix86_libcall_value, ix86_value_regno): Remove.
15900 (setup_incoming_varargs_64): Split out ...
15901 (ix86_setup_incoming_varargs): ... from here.
15902 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15903 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15904 * config/i386/i386-protos.h (ix86_function_value): Remove.
15905 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15907 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15910 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15911 infinities not supported, otherwise emit warning if -Woverflow. On
15912 underflow, emit warning if -Woverflow.
15913 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15915 * real.h (real_from_string): Update declaration
15917 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15918 Richard Henderson <rth@redhat.com>
15920 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15921 * calls.c (compute_argument_block_size, expand_call,
15922 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15923 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15924 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15925 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15926 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15927 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15928 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15929 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15932 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15934 * c-incpath.c (add_sysroot_to_chain): New.
15935 (merge_include_chains): Add sysroot argument. Call
15936 add_sysroot_to_chain if sysrooted.
15937 (register_include_chains): Update call to merge_include_chains.
15938 * doc/cppopts.texi: Document use of '=' in include directory
15941 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15943 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15944 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15945 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15946 insn pattern using X87MODEF12 mode macro.
15948 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15950 * regmove.c (regmove_optimize): Use reg_mentioned_p
15951 instead of reg_overlap_mentioned_p for DST.
15953 2007-03-21 Mike Stump <mrs@apple.com>
15955 * c.opt: Fixup for Objective-C/C++.
15957 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15959 * explow.c (convert_memory_address): Fold memory reference when
15960 POINTERS_EXTEND_UNSIGNED < 0
15962 2007-03-21 Richard Henderson <rth@redhat.com>
15965 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15966 * config/i386/mmintrin.h (__m64): Likewise.
15967 * config/i386/xmmintrin.h (__m128): Likewise.
15969 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15971 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15972 (VXWORKS_OS_CPP_BUILTINS): Define.
15973 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15974 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15976 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15978 * rtl.h (constant_pool_reference_p): Delete.
15979 (find_constant_src): Declare.
15980 * rtlanal.c (find_constant_src): New function.
15981 * simplify-rtx.c (constant_pool_reference_p): Delete.
15982 * config/i386/i386.md: Use find_constant_src instead of
15983 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15985 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15987 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15988 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15990 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15992 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15993 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15994 (arm_elf_asm_constructor): Use it.
15995 (arm_elf_asm_destructor): New function.
15997 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15999 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16001 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16003 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16005 2007-03-19 Andrew Haley <aph@redhat.com>
16007 PR tree-optimization/31264
16008 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16009 VIEW_CONVERT_EXPRs.
16011 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16013 PR rtl-optimization/30907
16014 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16015 (fwprop_init): Always call loop_optimizer_initialize.
16016 (fwprop_done): Always call loop_optimizer_finalize.
16017 (fwprop): We always have loop info now.
16018 (gate_fwprop_addr): Remove.
16019 (pass_fwprop_addr): Use gate_fwprop as gate.
16021 PR rtl-optimization/30841
16022 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16023 df_chain_alloc): Call df_reorganize_refs unconditionally.
16024 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16025 refs_organized to refs_organized_size.
16026 (df_ref_create_structure): Use refs_organized_size instead of
16027 bitmap_size if refs had been organized, and keep refs_organized_size
16029 * df.h (struct df_ref_info): Change refs_organized to
16030 refs_organized_size.
16031 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16034 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16036 * except.c (output_function_exception_table): Do not reference the
16037 EH personality routine for functions that do not require an
16040 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16043 * c-typeck.c (convert_for_assignment): Call comptypes for
16044 RECORD_TYPE or UNION_TYPE.
16046 PR inline-asm/30505
16047 * reload1.c (reload): Do invalid ASM checking after
16048 cleanup_subreg_operands.
16050 2007-03-19 Jeff Law <law@redhat.com>
16052 * tree-cfg.c (find_taken_edge): Tighten conditions for
16053 optimizing computed gotos.
16055 2007-03-19 Michael Matz <matz@suse.de>
16057 * builtins.c (expand_builtin_sync_operation,
16058 expand_builtin_compare_and_swap,
16059 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16062 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16063 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16066 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16068 * doc/tm.texi: Add brackets around the return type of
16069 TARGET_SECONDARY_RELOAD.
16071 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16072 Richard Guenther <rguenther@suse.de>
16074 PR tree-optimization/31254
16075 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16076 Use handled_component_p () where appropriate. Continue
16077 propagating into the rhs if we propagated into an INDIRECT_REF
16080 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16082 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16083 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16084 (xde, xdee): Mode attributes adjusted to support DFP modes.
16085 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16086 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16087 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16088 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16089 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16090 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16091 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16093 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16094 "movsf"): Insn definitions removed.
16095 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16096 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16097 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16099 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16100 "reload_in<mode>", "reload_out<mode>"): Expander added.
16101 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16104 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16106 * config/s390/s390.md: Only non-functional changes. Renamed
16107 FPR mode macro to BFP all over the file.
16109 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16111 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16112 (op_type attribute): RRF instruction type added.
16113 (fT0): New mode attribute.
16114 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16115 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16116 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16117 instruction no secondary memory is needed when moving DFmode values
16118 between GPRs and FPRs.
16120 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16122 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16123 inverted and documentation adjusted.
16124 ("mhard-dfp", "msoft-dfp"): New options.
16125 * config/s390/s390.c (s390_handle_arch_option): New architecture
16127 (override_options): Sanity checks for the new options added.
16128 * config.gcc: New architecture switch: z9-ec.
16129 * config/s390/s390.h (processor_flags): PF_DFP added.
16130 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16131 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16132 when the bit is NOT set so remove it from the defaults.
16134 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16136 * genemit.c (main): Print include statement for dfp.h.
16137 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16140 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16142 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16144 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16147 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16148 instead of PATTERN.
16150 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16152 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16153 attr_length_call, output_call, output_indirect_call): Cleanup
16154 formatting of targetm calls.
16156 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16158 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16160 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16162 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16163 reservation, bypass and anti-bypass descriptions for these
16164 instructions. Update move patterns.
16165 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16168 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16170 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16171 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16172 (get_initial_def_for_reduction): Likewise.
16174 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16176 Fix PR tree-optimization/29922
16177 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16178 (get_representative): Removed.
16179 (value_dies_in_block_x): Update for rvuse removal.
16180 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16181 (compute_antic_aux): Handle when PHI nodes appear in
16182 non-single-successors.
16183 (dump_bitmap_of_names): Removed.
16184 (compute_antic_safe): Renamed and removed rvuse calculation.
16185 Calculate only antic safe.
16186 (insert_into_preds_of_block): Remove assert.
16187 (execute_pre): Update for renamed functions.
16188 (defer_or_phi_translate_block): New function.
16190 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16192 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16193 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16195 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16196 Follow spelling conventions.
16198 * tree-data-ref.h: Remove the prototype for analyze_array.
16200 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16202 PR tree-optimization/31041
16203 * tree-vect-transform.c (get_initial_def_for_induction): Call
16204 force_gimple_operand.
16206 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16208 * ipa-type-escape.c (look_for_casts) : Revert code to use
16209 handled_component_p due to ada test a-numaux.adb.
16211 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16213 * final.c (final_scan_insn): Alter the condition of a
16214 conditional trap if we have nonstandard CC.
16216 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16218 * configure.ac: Remove excess quoting from asm line 0 test.
16219 * configure: Rebuilt.
16221 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16223 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16224 * c-common.c (convert_and_check): Move warning logic to...
16225 (warnings_for_convert_and_check): ...here. Define.
16226 * c-common.h (warnings_for_convert_and_check): Declare.
16228 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16230 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16231 (output_call): Likewise.
16233 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16235 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16237 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16239 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16241 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16243 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16244 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16246 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16248 PR tree-optimization/31183
16249 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16250 Use double_int instead of unsigned int for representing access_strides.
16251 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16253 2007-03-16 Richard Guenther <rguenther@suse.de>
16255 PR tree-optimization/31146
16256 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16257 to allow recursion of forward_propagate_addr_expr.
16258 (forward_propagate_addr_into_variable_array_index): Likewise.
16259 (forward_propagate_addr_expr): Likewise.
16260 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16261 (forward_propagate_addr_expr_1): Recurse on simple copies
16262 instead of propagating into them. Do so for useless conversions
16264 (forward_propagate_addr_expr): Clean up unused statements after
16267 2007-03-16 Richard Guenther <rguenther@suse.de>
16269 * builtins.c (expand_builtin_cexpi): Use the right argument
16270 for the expansion via cexp.
16272 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16274 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16275 * configure: Rebuilt.
16277 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16280 * dwarf2out.c (force_type_die): Adjust comment.
16281 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16283 2007-03-15 DJ Delorie <dj@redhat.com>
16285 * config/frv/predicates.md (minmax_operator): Don't check operands
16288 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16290 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16291 Update constant estimates of number of iterations.
16292 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16293 argument renamed to "realistic".
16294 (compute_estimated_nb_iterations): Removed.
16295 (record_niter_bound): New function.
16296 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16297 call record_nonwrapping_iv with upper = false.
16298 (infer_loop_bounds_from_signedness): Pass upper argument to
16299 record_nonwrapping_iv.
16300 (estimate_numbers_of_iterations_loop): Do not call
16301 compute_estimated_nb_iterations. Record estimate based on profile
16302 information. Initialize the constant estimates of number of
16304 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16306 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16307 number of iterations is too small.
16308 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16309 (EST_NOT_AVAILABLE): Removed.
16310 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16311 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16314 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16316 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16317 Handle NE_EXPR guards.
16319 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16322 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16323 Set also -pedantic-errors by default for the preprocessor unless
16324 -fpermissive is given.
16326 2007-03-15 Richard Guenther <rguenther@suse.de>
16328 PR middle-end/29719
16329 PR middle-end/31161
16330 * builtins.c (expand_builtin_cexpi): As a fallback if we
16331 don't have builtins for sincos or cexp create a function
16332 declaration for cexp and expand to a call to that.
16333 (expand_builtin_int_roundingfn): Always fall
16334 back to floor/ceil and its variants even if they may be
16337 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16339 PR middle-end/31159
16340 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16341 jump tables, move the call to delete_dead_jumptables from here...
16342 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16343 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16344 don't allow merging of blocks that try_redirect_by_replacing_jump
16345 also does not handle when not optimizing.
16347 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16348 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16350 * config/i386/i386.md (x86_sahf_1): Correctly handle
16353 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16356 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16357 x86_64_general_operand as operand[2] predicate. Remove "iF"
16358 from operand constraints and use "e" constraint instead.
16359 (*subti3_1, *subti3_1 splitter): Ditto.
16360 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16361 operand[1] predicate.
16363 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16365 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16366 arrays, multiply the access strides by the size of the sub-array.
16367 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16369 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16371 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16372 the configured assembler supports the sahf mnemonic.
16373 * configure: Regenerate.
16374 * config.in: Regenerate.
16376 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16377 emit "sahf" or ".byte\t0x9e" as asm template.
16379 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16382 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16383 option to replace hard coded TARGET_xxx in md file.
16384 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16385 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16386 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16387 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16388 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16389 (X86_TUNE_NOT_VECTORMODE): Ditto.
16390 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16391 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16392 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16393 (TUNE_SLOW_IMUL_IMM8): Ditto.
16394 (TUNE_MOVE_M1_VIA_OR): Ditto.
16395 (TUNE_NOT_UNPAIRABLE): Ditto.
16396 (TUNE_NOT_VECTORMODE): Ditto.
16398 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16401 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16402 tuning options instead of hard coded TARGET_xxx.
16403 (fix ssemode peephole2's): Ditto.
16404 (imul peephole2's): Ditto.
16406 (movdi_or_rex64): Ditto.
16407 (move peephole2): Ditto.
16408 (not peephole2's): Ditto.
16410 2007-03-14 Dirk Mueller <dmueller@suse.de>
16412 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16413 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16414 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16416 * c-parser.c (c_parser_do_statement): Warn about empty body in
16417 do/while statement.
16418 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16419 * doc/invoke.texi (-Wempty-body): Update documentation.
16421 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16424 * c-common.h (warn_for_div_by_zero): Declare.
16425 * c-common.c (warn_for_div_by_zero): Define.
16426 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16429 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16431 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16432 to PREFIX and STANDARD_PREFIX.
16434 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16435 Phil Edwards <phil@codesourcery.com>
16437 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16438 (__gthread_once_t): Remove busy field for RTPs.
16439 (__GTHREAD_ONCE_INIT): Update accordingly.
16441 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16443 * doc/invoke.texi: Document VxWorks options.
16445 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16447 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16449 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16451 PR tree-optimization/30590
16452 * tree-nrv.c (tree_nrv): Check for the partial update of the
16455 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16457 * flags.h (flag_random_seed): Remove declaration, in favor of...
16458 * toplev.h (get_random_seed, set_random_seed): ... these.
16459 * tree.c (get_file_function_name): Use the former.
16460 * opts.c (common_handle_option): Use the latter.
16463 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16465 PR middle-end/31127
16466 * cse.c (cse_find_path): Do not bail out if a basic block that
16467 we already visited now becomes part of a path that starts at a
16468 different basic block. Just disallow this, to make sure we
16469 visit each basic block at most once.
16471 2007-03-13 Jan Hubicka <jh@suse.cz>
16473 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16474 attributes, when profile esitmate is present, calls with very low
16475 frequency are cold.
16477 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16479 PR tree-optimization/30730
16480 PR tree-optimization/26900
16481 * tree-ssa-loop-niter.c: Include gmp.h.
16482 (bounds): New type.
16483 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16484 split_to_var_and_offset, determine_value_range,
16485 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16486 bound_difference, bounds_add, bounds_negate,
16487 number_of_iterations_ne_max, dump_affine_iv): New functions.
16488 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16489 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16490 difference of initial and final value of control iv to validate
16492 (number_of_iterations_cond): Add loop parameter. Determine bounds
16493 on the difference of the extremes of the control iv. Add dumps.
16494 (expand_simple_operations): Handle phi nodes.
16495 (simplify_using_initial_conditions): Do not record used conditions.
16496 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16497 Do not set additional_info.
16498 (implies_nonnegative_p, implies_ge_p): Removed.
16499 (derive_constant_upper_bound): Do not use parameter `additional'.
16500 (record_estimate): Parameter `additional' removed. Parameter
16501 `i_bound' added. Do not call derive_constant_upper_bound.
16502 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16503 bound the number of iterations estimate.
16504 (estimate_numbers_of_iterations_loop): Pass the estimate from
16505 the number of iterations analysis to record_estimate.
16506 * tree.h (multiple_of_p): Declare.
16507 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16508 (scev_const_prop): Do not check expression_expensive_p.
16509 * fold-const.c (multiple_of_p): Exported.
16510 * double-int.c (double_int_mask): Exported.
16511 * double-int.h (double_int_mask): Declare.
16512 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16513 field. Added max field.
16515 2007-03-13 David Taylor <taylor@candd.org>
16518 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16521 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16524 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16525 two unamed patterns.
16527 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16529 * config/i386/i386.opt (mcx16, msahf): New options.
16530 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16531 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16533 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16534 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16535 Output -mcx16 and -msahf options when corresponding bit is set.
16537 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16538 and -msahf options.
16540 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16542 * configure.ac: Test for assembler tolerance to # 0 "".
16543 * configure, config.in: Rebuilt.
16544 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16546 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16548 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16550 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16551 (handle_syscall): Handle direct system calls.
16552 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16554 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16556 * doc/invoke.texi: Fix cpp.info cross-reference.
16557 * doc/passes.texi: Fix gcc.info cross-reference.
16559 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16561 PR tree-optimization/30835
16562 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16563 bb_for_stmt is not NULL before accessing it.
16565 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16567 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16570 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16573 * doc/install.texi: Document --enable-stage1-languages
16575 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16577 * tree-pass.h (pass_into_cfg_layout_mode,
16578 pass_outof_cfg_layout_mode): Declare.
16579 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16580 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16581 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16582 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16584 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16586 * c-decl.c (warn_variable_length_array): New function.
16587 Refactored from grokdeclarator to handle warn_vla
16588 and handle unnamed array case.
16589 (grokdeclarator): Refactored VLA warning case.
16590 * c.opt (Wvla): New flag.
16591 * doc/invoke.texi (Wvla): New warning.
16593 2007-03-12 Richard Henderson <rth@redhat.com>
16595 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16596 (TARGET_SECTION_TYPE_FLAGS): New.
16598 2007-03-12 Richard Henderson <rth@redhat.com>
16600 * config/darwin.c (machopic_reloc_rw_mask): New.
16601 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16602 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16604 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16606 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16607 * cppdefault.h (cpp_PREFIX): Document.
16608 (cpp_PREFIX_len): Likewise.
16609 (cpp_EXEC_PREFIX): New variable.
16610 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16611 * c-incpath.c (add_standard_paths): Correct logic for relocating
16612 paths within prefix.
16614 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16616 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16617 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16619 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16620 fix_truncdfdi_sse using SSEMODEF mode macro.
16621 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16622 fix_truncdfsi_sse using SSEMODEF mode macro.
16623 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16624 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16626 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16628 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16629 elfos.h to tm_file.
16631 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16633 * tree.h : Add multiple_of_p declaration.
16634 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16635 * ipa-type-escape.c (results_of_malloc): Redundant.
16636 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16637 (cast_type): Extended with new members.
16638 (check_cast): Returns cast_type.
16639 (cast): New structure for data of walk_use_def_chains.
16640 (is_malloc_result, is_cast_from_non_pointer_1,
16641 is_cast_from_non_pointer,
16642 is_array_access_through_pointer_and_index): New functions.
16643 (look_for_casts): Returns cast types.
16644 (check_call): Returns void.
16645 (okay_pointer_operation): Use support of pointer plus index,
16646 pointer plus constant and allow all multiplications.
16648 2007-03-11 Richard Guenther <rguenther@suse.de>
16650 PR tree-optimization/31115
16651 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16652 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16653 A shift count of zero is not special as with *_DIV_EXPR.
16654 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16657 2007-03-11 Ian Lance Taylor <iant@google.com>
16659 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16660 the *_DIV_EXPR codes correctly with overflow infinities.
16662 2007-03-11 Ira Rosen <irar@il.ibm.com>
16664 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16665 indicate success/failure of the analysis. Add negation to subtrahend
16666 in case of subtraction. Fail if both operands contain constants.
16667 (create_data_ref): Fail if analyze_offset fails.
16669 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16671 * config/i386/i386.md (frndintxf2): Rename to ...
16672 (rintxf2): ... this. Remove expander having same name.
16673 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16674 (roundsf2, rounddf2): Ditto.
16675 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16676 (lround<mode>di2, lround<mode>si2): Ditto.
16678 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16680 * lower-subreg.c: Include except.h.
16681 (decompose_multiword_subregs): Verify that the only control flow
16682 insns we can split are loads to multi-words pseudos.
16683 Handle breaking such blocks after splitting, instead of calling
16684 find_many_sub_basic_blocks.
16686 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16687 on the new basic block. Add a lengthy comment explaining why we
16688 thought this was necessary.
16689 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16691 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16694 * tree.c (walk_type_fields): Recurse into the element type of
16695 ARRAY_TYPEs if there is a pointer set.
16697 2007-03-10 Dirk Mueller <dmueller@suse.de>
16699 * c-common.c (warn_logical_operator): Fix condition.
16701 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16703 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16705 * config/darwin.c (machopic_select_section): Remove superfluous
16706 argument in call to categorize_decl_for_section. Remove unused
16709 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16711 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16713 * configure: Regenerate.
16715 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16718 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16719 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16720 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16721 Add LABEL_NUSES to emitted label.
16722 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16723 branch probability value to emitted jump insn.
16724 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16725 Do not check life information and do not re-arrange input operands
16726 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16728 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16730 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16731 the change of decode_asm_operands.
16733 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16735 * mode-switching.c (create_pre_exit): Skip blockage insn.
16737 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16739 * tree-pass.h (TODO_update_smt_usage): Remove.
16741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16745 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16747 * pa.c (attr_length_call): Revise condition for long
16748 pc-relative branch.
16749 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16750 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16751 sequence on SOM target.
16753 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16755 * gcc.c: Document %{, in big comment at top.
16756 (input_suffix_matches): Remove special handling for .s and
16758 (input_spec_matches): New.
16759 (handle_braces): Handle %{,.
16760 (validate_switches): ',' indicates a value which is not a switch.
16761 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16762 to detect assembler input.
16763 * config/i386/sol2.h (CPP_SPEC): Likewise.
16764 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16765 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16766 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16767 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16768 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16769 -m64 causes deployment target to default to 10.5.
16770 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16772 2007-03-09 Richard Henderson <rth@redhat.com>
16775 * target.h (targetm.asm.out.reloc_rw_mask): New.
16776 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16777 (TARGET_ASM_OUT): Use it.
16778 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16779 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16780 use the new reloc_rw_mask target hook instead.
16781 (default_section_type_flags_1): Merge into...
16782 (default_section_type_flags): ... here.
16783 (decl_readonly_section_1): Merge into...
16784 (decl_readonly_section): ... here.
16785 (default_elf_select_section_1): Merge into...
16786 (default_elf_select_section): ... here.
16787 (default_unique_section_1): Merge into...
16788 (default_unique_section): ... here.
16789 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16790 (default_select_rtx_section): Use it.
16791 (default_elf_select_rtx_section): Likewise.
16792 * output.h: Update to match.
16793 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16794 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16795 (TARGET_ASM_RELOC_RW_MASK): New.
16796 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16797 to categorize_decl_for_section.
16798 (x86_64_elf_unique_section): Likewise.
16799 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16800 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16801 (TARGET_ASM_RELOC_RW_MASK): New.
16802 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16803 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16804 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16805 (TARGET_RWRELOC): Remove.
16806 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16807 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16808 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16809 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16810 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16811 (rs6000_xcoff_select_section): Use decl_readonly_section.
16812 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16813 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16814 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16815 (TARGET_SECTION_TYPE_FLAGS): Remove.
16816 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16818 2007-03-09 Roger Sayle <roger@eyesopen.com>
16820 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16821 complex constant equality/inequality comparisons for here.
16822 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16823 known at compile-time or can be simplified to a scalar comparison.
16824 (fold_relational_const): Move compile-time evaluation of complex
16825 constant equality/inequality comparisons to here.
16827 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16829 PR rtl-optimization/30643
16830 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16832 (fold_rtx): Recurse, like before 2006-11-03.
16834 2007-03-09 DJ Delorie <dj@redhat.com>
16836 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16839 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16841 PR tree-optimization/30375
16842 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16843 LHS of statements is not the same.
16844 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16846 2007-03-09 Chao-ying Fu <fu@mips.com>
16848 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16850 * doc/invoke.texi (-mdspr2): Document new option.
16851 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16852 New unspec for DSP REV 2.
16853 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16854 these instructions are extended in DSP REV 2.
16855 (mips-dspr2.md): Include.
16856 * config/mips/mips.opt (mdspr2): New option.
16857 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16858 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16859 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16860 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16861 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16862 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16863 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16865 (bdesc_map): Add one field of unsupported_target_flags.
16866 (bdesc_arrays): Update entries to have extra fields. Add
16868 (mips_init_builtins): Initialize new function types.
16869 Check unsupported_target_fileds to filter out builtins.
16870 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16872 (ASM_SPEC): Pass mdspr2 to the assembler.
16873 * config/mips/mips-dspr2.md: New file.
16875 2007-03-09 Sa Liu <saliu@de.ibm.com>
16877 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16879 2007-03-09 Ian Lance Taylor <iant@google.com>
16881 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16882 argument) like -Wstrict-overflow=2.
16883 * doc/invoke.texi (Warning Options): Update documentation.
16885 2007-03-09 Dirk Mueller <dmueller@suse.de>
16888 * doc/invoke.texi (-Wlogical-op): Document.
16889 * common.opt (-Wlogical-op): New.
16890 * c-common.h (warn_logical_operator): Declare.
16891 * c-common.c (warn_logical_operator): Define.
16892 * c-typeck.c (parser_build_binary_op): Call
16893 warn_logical_operator.
16895 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16897 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16898 * final.c (final_scan_insn): Test for non-"" file name.
16900 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16902 * doc/loop.texi: Document the Omega linear constraints solver.
16903 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16904 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16905 omega-hash-table-size, omega-max-keys, and
16906 omega-eliminate-redundant-constraints.
16907 * tree-pass.h (pass_check_data_deps): Declared.
16910 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16911 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16912 pass_check_data_deps): New.
16913 * tree-data-ref.c (init_data_ref): Remove declaration.
16914 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16915 (analyze_array): Renamed init_array_ref, move up initializations.
16916 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16917 Removed arguments that are set to NULL.
16918 (analyze_indirect_ref): Correct indentation, correct call to
16920 (object_analysis): Call init_array_ref instead of analyze_array.
16921 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16922 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16923 of DR_ACCESS_FNS_ADDR.
16924 (init_omega_eq_with_af, omega_extract_distance_vectors,
16925 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16926 ddr_consistent_p): New.
16927 (compute_affine_dependence): Check consistency of ddrs when
16928 flag_check_data_deps is passed.
16929 (analyze_all_data_dependences): Uncomment.
16930 (tree_check_data_deps): New.
16931 * tree-data-ref.h: Include omega.h.
16932 (DR_ACCESS_FNS_ADDR): Removed.
16933 (data_dependence_relation): Add inner_loop.
16934 (DDR_INNER_LOOP): New.
16935 * common.opt (fcheck-data-deps): New.
16936 * tree-flow.h (tree_check_data_deps): Declare.
16937 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16938 (OBJS-common): Depend on omega.o.
16940 * passes.c (pass_check_data_deps): Scheduled.
16941 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16942 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16943 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16944 PARAM_VECT_MAX_VERSION_CHECKS,
16945 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16947 2007-03-09 Richard Guenther <rguenther@suse.de>
16949 PR tree-optimization/30904
16950 PR middle-end/31058
16951 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16952 the same way as *_DIV_EXPR.
16954 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16956 * recog.c (decode_asm_operands): No mixed declarations and code.
16958 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16960 * rtl.def (ASM_INPUT): Add location.
16961 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16962 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16963 (decode_asm_operands): Add loc operand.
16964 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16965 * stmt.c (expand_asm): Rename to...
16966 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16967 gen_rtx_ASM_INPUT_loc.
16968 (expand_asm_expr): Adjust.
16969 * recog.c (decode_asm_operands): Add loc operand.
16970 (check_asm_operands, extract_insn): Adjust.
16971 * reload1.c (maybe_fix_stack_asms): Likewise.
16972 * final.c (asm_insn_count): Likewise.
16973 (final_scan_insn): Output # line before and after asm.
16975 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16977 * tree-ssa-structalias.c (variable_info): Remove
16979 (new_var_info): Ditto.
16980 (shared_bitmap_info_t): New structure.
16981 (shared_bitmap_table): New variable.
16982 (shared_bitmap_hash): New function.
16983 (shared_bitmap_eq): Ditto
16984 (shared_bitmap_lookup): Ditto.
16985 (shared_bitmap_add): Ditto.
16986 (merge_smts_into): Change to take bitmap directly.
16987 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16988 (init_alias_vars): Init shared bitmap hashtable.
16989 (delete_points_to_sets): Delete shared bitmap hashtable.
16990 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16991 is_aliased removal as a change that was still necessary was
16994 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16996 * config/i386/i386.h (override_options): Conditionally disable
16997 x86_sahf for 64bit targets only.
16999 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17002 * c-decl.c (merge_decls): Don't call make_var_volatile.
17003 * varasm.c (make_var_volatile): Remove.
17004 * output.h (make_var_volatile): Remove.
17006 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17008 PR tree-optimization/31085
17009 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17011 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17013 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17014 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17015 ATTR_CONST_NOTHROW_LIST.
17017 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17020 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17022 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17024 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17027 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17029 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17030 passed, use shared libgcc.
17032 2007-03-08 Roger Sayle <roger@eyesopen.com>
17034 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17035 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17036 (honor_protect_cleanup_actions, lower_try_finally_switch):
17038 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17039 ifc_temp_var): Likewise.
17040 * tree-inline.c (setup_one_parameter): Likewise.
17041 * tree-mudflap.c (mf_decl_cache_locals,
17042 mf_build_check_statement_for): Likewise.
17043 * tree-nested.c (init_tmp_var, save_tmp_var,
17044 finalize_nesting_tree_1): Likewise.
17045 * tree-outof-ssa.c (insert_copy_on_edge,
17046 insert_backedge_copies): Likewise.
17047 * tree-profile.c (tree_gen_edge_profiler,
17048 tree_gen_ic_profiler): Likewise.
17049 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17050 * tree-sra.c (sra_build_assignment): Likewise.
17051 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17052 * tree-ssa-math-opts.c (insert_reciprocals,
17053 execute_cse_sincos_1): Likewise.
17054 * tree-tailcall.c (adjust_accumulator_values,
17055 adjust_return_value): Likewise.
17056 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17057 * tree-vect-transform.c (vect_create_data_ref_ptr,
17058 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17059 vect_create_epilog_for_reduction, vectorizable_reduction,
17060 vectorizable_call, vectorizable_conversion,
17061 vectorizable_assignment, vectorizable_operation,
17062 vectorizable_type_demotion, vect_gen_widened_results_half,
17063 vect_permute_store_chain, vectorizable_store,
17064 vect_setup_realignment, vect_permute_load_chain,
17065 vectorizable_load, vectorizable_condition,
17066 vect_create_cond_for_align_checks): Likewise.
17067 * tree-vrp.c (build_assert_expr_for): Likewise.
17069 2007-03-08 Ian Lance Taylor <iant@google.com>
17071 * tree-vrp.c: Include "intl.h".
17072 (usable_range_p): New static function.
17073 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17074 overflowed values, juts set *strict_overflow_p.
17075 (compare_values): Only return -2 if one of the operands is not a
17077 (compare_ranges): Call usable_range_p.
17078 (compare_range_with_value): Likewise.
17079 (vrp_evaluate_conditional_warnv): Rename from
17080 vrp_evaluate_conditional. Make static. Change all callers.
17081 (vrp_evaluate_conditional): New function.
17082 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17083 on signed overflow.
17084 (simplify_abs_using_ranges): Likewise.
17085 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17086 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17087 within_stmt parameter.
17088 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17089 vrp_evaluate_conditional.
17090 * tree-ssa-threadedge.c
17091 (record_temporary_equivalences_from_stmts_at_dest): Change
17092 simplify parameter to take a second tree parameter.
17093 (simplify_control_stmt_condition): Likewise.
17094 (thread_across_edge): Likewise.
17095 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17096 (thread_across_edge): Likewise.
17097 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17099 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17101 * config/i386/i386.h (TARGET_SAHF): New define.
17102 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17103 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17104 (x86_sahf): New global variable.
17105 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17106 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17107 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17108 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17110 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17111 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17112 when expanding fcomi/sahf based tests.
17113 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17114 expanding sahf based alternative. Emit sahf based sequence when
17115 optimizing for code size.
17116 * config/i386/i386.md (x86_sahf_1): Do not disable for
17117 TARGET_64BIT, enable for TARGET_SAHF.
17119 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17121 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17122 spurious whitespace from error message.
17124 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17127 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17129 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17131 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17133 * tree-sra.c (instantiate_element): Propagate disabled warnings
17134 from the element itself to the created variable.
17136 2007-03-07 Richard Henderson <rth@redhat.com>
17139 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17140 silently fix up the stack in the case of a missing register.
17142 2007-03-07 Paul Brook <paul@codesourcery.com>
17144 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17146 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17148 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17150 (phase1_vrs): Use them.
17151 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17152 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17153 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17154 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17155 __gnu_Unwind_Restore_WMMXC if required.
17156 (_Unwind_VRS_Pop): Implement iWMMXt support.
17157 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17158 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17159 gnu_Unwind_Save_WMMXC): Define.
17161 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17163 * config/vxworks.h (vxworks_override_options): Declare.
17164 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17165 * config/vxworks.c: Include target.h and toplev.h.
17166 (vxworks_override_options): New function.
17167 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17169 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17171 * config/s390/s390.c (override_options): Don't emit an error when
17172 -mstack-size is used without providing -mstack-guard.
17173 (s390_emit_prologue): Choose stack_guard value automatically if not
17174 provided via command line.
17175 * doc/invoke.texi: Adjust description of -mstack-guard and
17178 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17180 * config/i386/i386.c (output_set_got): Add a GOT initialization
17181 sequence for VxWorks PIC.
17182 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17183 around labels as well as symbols. Use gotoff_operand instead
17184 of local_symbolic_operand.
17185 (legitimize_pic_address): Use gotoff_operand instead of
17186 local_symbolic_operand. Use @GOT accesses for labels as
17188 (ix86_output_addr_diff_elt): Use PC-relative rather than
17189 GP-relative offsets for VxWorks PIC.
17190 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17191 no_new_pseudos. Check whether the returned register is op0.
17192 * config/i386/i386.md (tablejump): Use PC-relative rather than
17193 GP-relative offsets for VxWorks PIC.
17194 * config/i386/predicates.md (gotoff_operand): New predicate.
17196 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17198 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17200 * config/vxworks-dummy.h: New file.
17201 * config/i386/i386.h: Include it.
17203 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17205 * dwarf2out.c (is_inlined_entry_point): New
17206 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17207 DW_AT_ranges if the first subblock is the entry point.
17209 2007-03-06 David Daney <ddaney@avtrex.com>
17211 * doc/install.texi (mips-*-*): Change recommended binutils
17214 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17216 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17217 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17219 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17220 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17222 2007-03-06 Jan Hubicka <jh@suse.cz>
17224 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17225 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17227 (probably_cold_bb_p): Cold functions are cold.
17228 (probably_never_executed_bb_p): Cold functions are cold.
17229 (tree_bb_level_predictions): Predict calls to cold functions as not
17231 (compute_function_frequency): Check hot/cold attributes.
17232 * function.h (function_frequency): Update comments.
17233 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17234 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17235 (c_common_att): Add cold and hot.
17237 * doc/extend.texi (hot,cold attributes): Document.
17239 2007-03-06 Andrew Haley <aph@redhat.com>
17241 * function.c (expand_function_end): Move blockage to just after we
17242 emit the label for the naked return from the function.
17244 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17246 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17249 2007-03-06 Jan Hubicka <jh@suse.cz>
17251 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17252 loaded for constant large models. Non-large 64bit PIC can do.
17253 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17254 * cmodel.h: Add LARGE PIC.
17255 * i386.md (UNSPEC_PLTOFF): New.
17256 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17258 (*call_1_rex64): Disable for large models.
17259 (*call_1_rex64_large): New.
17260 (*call_value_1_rex64): Disable for large models.
17261 (*call_value_1_rex64_large): New.
17262 (set_rip_rex4): New.
17263 (set_got_offset_rex64): New.
17264 * predicates.md (constant_call_address_operand): For large model
17265 constant calls are not possible.
17266 * i386-protos.h (construct_plt_address): Declare.
17267 * i386.c (override_options): Accept large models.
17268 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17269 (legitimate_constant_p): Add new UNSPECs.
17270 (legitimate_pic_operand_p): Likewise.
17271 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17272 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17274 (output_pic_addr_const): Add PLTOFF.
17275 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17276 (ix86_expand_move): Legitimize pic address when in PIC mode.
17277 (construct_plt_address): New function.
17278 (ix86_expand_call): Offload the address to register and use GOT
17279 pointer for large model.
17280 * invoke.texi (mcmodel=large): Update documentation.
17282 2007-03-06 Richard Henderson <rth@redhat.com>
17284 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17285 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17286 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17287 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17288 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17289 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17290 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17291 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17292 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17293 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17294 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17295 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17296 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17297 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17298 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17299 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17300 x86_schedule, x86_use_bt, x86_pad_returns,
17301 x86_use_xchgb): Merge into ...
17302 (ix86_tune_features): ... here. New array.
17303 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17304 x86_bswap): Merge into ...
17305 (ix86_arch_features): ... here. New array.
17306 (x86_3dnow_a): Remove.
17307 (x86_accumulate_outgoing_args): Make static.
17308 (x86_arch_always_fancy_math_387): Make static.
17309 (ix86_tune_mask, ix86_arch_mask): Move ...
17310 (override_options): ... to local variables here. Apply the
17311 appropriate mask to each element of ix86_arch_features and
17312 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17313 as were done in the old macros.
17314 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17315 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17316 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17317 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17318 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17319 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17320 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17321 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17322 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17323 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17324 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17325 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17326 x86_accumulate_outgoing_args, x86_prologue_using_move,
17327 x86_epilogue_using_move, x86_decompose_lea,
17328 x86_arch_always_fancy_math_387, x86_shift1,
17329 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17330 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17331 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17332 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17333 x86_use_incdec, x86_pad_returns, x86_bswap,
17334 x86_partial_flag_reg_stall): Remove.
17335 (enum ix86_tune_indices): New.
17336 (ix86_tune_features): New.
17337 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17338 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17339 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17340 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17341 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17342 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17343 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17344 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17345 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17346 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17347 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17348 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17349 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17350 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17351 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17352 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17353 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17354 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17355 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17356 TARGET_EXT_80387_CONSTANTS): Use it.
17357 (enum ix86_arch_indices): New.
17358 (ix86_arch_features): New.
17359 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17360 TARGET_BSWAP): Use it.
17361 (ix86_tune_mask, ix86_arch_mask): Remove.
17363 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17366 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17367 Define using $${sysroot_headers_suffix}.
17368 * configure: Regenerate.
17369 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17370 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17372 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17373 * gcc.c (print_sysroot_headers_suffix): New.
17374 (option_map): Include --print-sysroot-headers-suffix.
17375 (display_help): Mention -print-sysroot-headers-suffix.
17376 (process_command): Handle -print-sysroot-headers-suffix.
17377 (do_spec_1): Append multilib directory to include-fixed path if
17378 sysroot suffixes in use.
17379 (main): Handle -print-sysroot-headers-suffix.
17380 * Makefile.in (start.encap): Don't depend on xlimits.h
17381 (xlimits.h): Remove.
17382 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17383 limits.h for each multilib in fixinc_list.
17384 (fixinc_list, s-fixinc_list): New.
17385 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17386 generate them for each multilib in fixinc_list.
17387 (stmp-fixproto): Use include-fixed. Run fixproto for each
17388 multilib in fixinc_list.
17389 (mostlyclean): Don't remove xlimits.h.
17390 (clean): Remove include-fixed.
17391 (real-install-headers-tar, real-install-headers-cpio,
17392 real-install-headers-cp): Don't copy include, only include-fixed.
17393 (install-mkheaders): Depend on fixinc_list. Don't depend on
17394 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17395 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17396 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17398 2007-03-06 Jan Hubicka <jh@suse.cz>
17400 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17403 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17405 * configure.ac: Allow tm_file to contain build-directory files.
17406 * configure: Regenerate.
17407 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17408 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17409 * config/m68k/print-sysroot-suffix.sh: New file.
17411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17413 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17414 of pic_offset_table_rtx if reload_completed.
17415 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17416 PIC_OFFSET_TABLE_REGNUM.
17417 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17419 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17420 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17422 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17424 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17425 functions that call eh_return.
17427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17429 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17430 functions that need a constant pool.
17432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17435 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17436 (m68k_preferred_reload_class): Likewise.
17437 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17438 (SECONDARY_RELOAD_CLASS): Define.
17439 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17440 (LIMIT_RELOAD_CLASS): Delete.
17441 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17442 registers from storing bytes.
17443 (m68k_secondary_reload_class): New function.
17444 (m68k_preferred_reload_class): Likewise.
17446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17448 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17450 (m68k_expand_prologue): Likewise.
17452 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17454 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17455 (mips_expand_epilogue): Add a bool parameter.
17456 (m68k_legitimize_sibcall_address): Declare.
17457 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17458 (m68k_expand_epilogue): Add a parameter to select between sibling
17459 and normal epilogues. Only generate a return for the latter.
17460 (m68k_ok_for_sibcall_p): New function.
17461 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17462 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17463 (sibcall_value, *sibcall_value): Likewise.
17464 (*call, *call_value): Require !SIBLING_CALL_P.
17465 (epilogue): Update call to m68k_expand_epilogue.
17466 (sibcall_epilogue): New pattern.
17467 * config/m68k/predicates.md (const_call_operand): Say that this
17468 predicate applies to sibling calls too.
17469 (sibcall_operand): New predicate.
17471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17473 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17474 alternatives as movsi_cf.
17475 (movsf_cf_hard): Add commentary.
17477 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17478 Richard Sandiford <richard@codesourcery.com>
17480 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17481 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17482 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17483 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17484 as being live on exit from an interrupt function.
17485 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17486 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17487 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17488 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17489 (m68k_interrupt_function_p): Globalize.
17490 (m68k_compute_frame_layout): Remove reverse mask code.
17491 (m68k_emit_movem, m68k_set_frame_related): New functions.
17492 (m68k_output_function_prologue): Delete in favor of...
17493 (m68k_expand_prologue): ...this new function.
17494 (m68k_output_function_epilogue): Delete in favor of...
17495 (m68k_expand_epilogue): ...this new function.
17496 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17498 (print_operand): Handle %?.
17499 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17500 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17501 (prologue, epilogue): New patterns.
17502 (return): Turn into a define_expand.
17503 (*return): New pattern, derived from old "return" pattern. Use rte
17504 rather than rts for interrupt functions. Only use rtd if the pop
17506 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17507 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17508 (link, *link, unlink, *unlink, load_got): Likewise.
17510 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17514 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17515 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17516 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17517 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17518 and m68k_matches_u_p.
17519 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17520 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17521 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17522 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17523 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17524 (REG_STRICT_P): New macro.
17525 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17526 PCREL_GENERAL_OPERAND_OK.
17527 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17528 m68k_legitimate_base_reg_p.
17529 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17530 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17531 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17532 * config/m68k/m68k.c (m68k_address): New structure.
17533 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17534 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17535 (m68k_jump_table_ref_p, m68k_decompose_address)
17536 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17537 (m68k_matches_u_p): New functions.
17538 (print_operand_address): Rewrite to use m68k_decompose_index.
17540 2007-03-05 David Taylor <dtaylor@emc.com>
17542 * gcc.c: Correct copyright date in --version output.
17544 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17546 * pa.md: In unamed move patterns, disparge copies between general
17547 and floating point registers using '?' modifier. Don't include 'f'
17548 constraint for register preferences in DImode, SImode, HImode and
17549 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17550 Remove constraints for copies between general and floating registers
17551 in soft-float DFmode pattern.
17552 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17556 2007-03-05 Mike Stump <mrs@apple.com>
17558 * c-common.c (targetcm): Add.
17559 * c-opts.c (c_common_handle_option): Handle language specific
17561 * opts.c (handle_option): Verify language for target options, if
17563 * opth-gen.awk: Add CL_LANG_ALL.
17564 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17565 (TARGETCM_INITIALIZER): Add.
17566 * target.h (struct gcc_targetcm): Add.
17568 * targhooks.c (default_handle_c_option): Add.
17569 * targhooks.h (default_handle_c_option): Add.
17570 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17572 * config/darwin.opt (iframework): Add.
17573 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17574 * config/darwin-c.c (handle_c_option): Add.
17575 (TARGET_HANDLE_C_OPTION): Add.
17577 * doc/invoke.texi (Darwin Options): Add -iframework.
17579 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17581 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17584 2007-03-05 Ian Lance Taylor <iant@google.com>
17586 * c.opt (fgnu89-inline): New option.
17587 * c-opts.c (c_common_post_options): Set default value for
17589 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17590 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17592 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17593 (grokdeclarator, start_function): Likewise.
17594 * c-cppbuiltin.c (c_cpp_builtins): Define either
17595 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17596 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17597 (C Dialect Options): Document -fgnu89-inline.
17598 * doc/extend.texi (Function Attributes): Explain what the
17599 gnu_inline attribute does.
17600 * doc/cpp.texi (Common Predefined Macros): Document
17601 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17603 2007-03-05 Ian Lance Taylor <iant@google.com>
17605 PR tree-optimization/31034
17606 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17607 half-range if the other side is an overflow infinity.
17609 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17611 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17612 (bfin*-linux-uclibc*): New configuration.
17613 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17615 * config/bfin/linux.h: New file.
17616 * config/bfin/libgcc-bfin.ver: New file.
17617 * config/bfin/t-bfin-uclinux: New file.
17618 * config/bfin/t-bfin-linux: New file.
17619 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17620 (TARGET_OS_CPP_BUILTINS): New macro.
17622 2007-03-05 Richard Guenther <rguenther@suse.de>
17624 * fold-const.c (fold_binary): Remove duplicate folding
17625 of comparison of non-null ADDR_EXPR against null.
17627 2007-03-05 Richard Guenther <rguenther@suse.de>
17628 Dorit Nuzman <dorit@il.ibm.com>
17630 PR tree-optimization/26420
17631 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17632 are no loops in the function. Only print the number of
17633 vectorized loops if it is greater than zero or we are supposed
17634 to print information about unvectorized loops.
17636 2007-03-05 Revital Eres <eres@il.ibm.com>
17638 * gcc.dg/var-expand1.c: New test.
17639 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17640 when an accumulator is expanded.
17642 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17645 * c-common.c (convert_and_check): Don't give warnings for
17646 conversion if 'expr' already overflowed.
17648 2007-03-04 Roger Sayle <roger@eyesopen.com>
17650 PR middle-end/30744
17651 * fold-const.c (fold_comparison): Enforce type consistency when
17652 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17654 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17656 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17657 containing a cast to the base of TARGET_MEM_REF.
17659 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17661 * tree.c (tree_contains_struct_check_failed): Remove spurious
17662 whitespace from error message.
17664 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17667 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17668 instead of precision.
17670 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17671 Nathan Sidwell <nathan@codesourcery.com>
17673 * emit-rtl.c (find_auto_inc): New.
17674 (try_split): recreate REG_INC notes,
17675 Use regular for loops rather than whiles.
17677 2007-03-03 Andreas Schwab <schwab@suse.de>
17679 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17680 * configure: Regenerate.
17682 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17684 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17685 flag_rounding_math, not flag_unsafe_math_optimizations.
17687 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17689 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17690 alpha_fold_vector_minmax): Likewise.
17691 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17692 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17694 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17696 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17697 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17698 if the lhs has side-effects.
17699 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17701 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17703 * config/i386/i386.h (TUNEMASK): Remove define.
17704 (ARCHMASK): Remove define.
17705 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17706 Use ix86_arch_mask variable instead of ARCHMASK.
17707 * config/i386/i386.c (override_options): Ditto.
17708 (standard_80387_constant_p): Ditto.
17710 2007-03-02 Ian Lance Taylor <iant@google.com>
17712 Used signed infinities in VRP.
17713 * tree-vrp.c (uses_overflow_infinity): New static function.
17714 (supports_overflow_infinity): New static function.
17715 (make_overflow_infinity): New static function.
17716 (negative_overflow_infinity): New static function.
17717 (positive_overflow_infinity): New static function.
17718 (is_negative_overflow_infinity): New static function.
17719 (is_positive_overflow_infinity): New static function.
17720 (is_overflow_infinity): New static function.
17721 (overflow_infinity_range_p): New static function.
17722 (compare_values_warnv): New function split out of compare_values.
17723 (compare_value): Call it.
17724 (set_value_range_to_nonnegative): Add overflow_infinity
17725 parameter. Change caller.
17726 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17728 (vrp_expr_computes_nonzero): Likewise.
17729 (compare_ranges, compare_range_with_value): Likewise.
17730 (compare_name_with_value, compare_names): Likewise.
17731 (vrp_evaluate_conditional): Likewise.
17732 (set_value_range): Handle infinity
17733 (vrp_operand_equal_p, operand_less_p): Likewise.
17734 (extract_range_from_assert): Likewise.
17735 (vrp_int_const_binop): Likewise.
17736 (extract_range_from_binary_expr): Likewise.
17737 (extract_range_from_unary_expr): Likewise.
17738 (extract_range_from_comparison): Likewise.
17739 (extract_range_from_expr): Likewise.
17740 (dump_value_range): Likewise.
17741 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17742 (test_for_singularity): Likewise.
17743 (vrp_int_const_binop): Remove inline qualifier.
17744 (adjust_range_with_scev): Add comment.
17745 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17747 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17749 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17750 (get_constraint_for): Likewise.
17751 (do_structure_copy): Likewise.
17752 (find_func_aliases): Fix references to MODIFY_EXPR.
17753 (intra_create_variable_infos): Tidy.
17754 * tree-ssa-operands.c (add_virtual_operand): Add argument
17756 When adding members of alias sets, if IS_CALL_SITE is true and
17757 the symbol is not call-clobbered, skip it.
17758 Adjust all callers.
17760 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17762 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17763 entry by means of emit_insn_at_entry.
17765 2007-03-02 Richard Henderson <rth@redhat.com>
17767 * expr.h (promoted_input_arg): Remove decl.
17768 * function.c (promoted_input_arg): Merge into ...
17769 * combine.c (setup_incoming_promotions): ... only caller.
17770 Rearrange to avoid double loop.
17772 2007-03-02 Ben Elliston <bje@au.ibm.com>
17773 Peter Bergner <bergner@vnet.ibm.com>
17774 Janis Johnson <janis187@us.ibm.com>
17776 * config/rs6000/dfp.md: New file.
17777 * config/rs6000/rs6000.md: Include dfp.md.
17778 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17779 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17780 and TDmode decimal float modes in FP registers.
17781 (num_insns_constant): Likewise.
17782 (rs6000_legitimate_offset_address_p): Likewise.
17783 (rs6000_legitimize_address): Likewise.
17784 (rs6000_legitimize_reload_address): Likewise.
17785 (rs6000_legitimate_address): Likewise.
17786 (rs6000_emit_move): Likewise.
17787 (function_arg_boundary): Likewise.
17788 (function_arg_advance): Likewise.
17789 (rs6000_darwin64_record_arg_recurse): Likewise.
17790 (function_arg): Likewise.
17791 (rs6000_gimplify_va_arg): Likewise.
17792 (rs6000_split_multireg_move): Likewise.
17793 (rs6000_output_function_epilogue): Likewise.
17794 (rs6000_output_function_epilogue): Likewise.
17795 (rs6000_register_move_cost): Likewise.
17796 (rs6000_function_value): Likewise.
17797 (rs6000_libcall_value): Likewise.
17799 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17801 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17803 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17805 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17806 Use $MULTIDIR to choose between the kernel and RTP headers,
17807 and use $WIND_BASE and $WIND_USR to locate them.
17809 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17811 * config/i386/i386.c (override_options): Put initialization of
17812 ix86_tune_mask and ix86_arch_mask to the correct place.
17814 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17815 Michael Meissner <michael.meissner@amd.com>
17818 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17819 (ARCHMASK): Define.
17820 (TARGET_CMOVE): Use ARCHMASK.
17821 (TARGET_CMPXCHG): Ditto.
17822 (TARGET_CMPXCHG8B): Ditto.
17823 (TARGET_XADD): Ditto.
17824 (TARGET_BSWAP): Ditto.
17825 * config/i386/i386.c (ix86_tune_mask): New global variable.
17826 (ix86_arch_mask): Ditto.
17827 (override_options): Initialize ix86_tune_mask and
17828 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17831 2007-03-02 Ben Elliston <bje@au.ibm.com>
17834 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17836 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17838 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17839 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17840 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17841 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17843 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17844 rs6000_init_dwarf_reg_sizes_extra): New.
17845 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17846 SPE register high parts.
17848 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17850 * Makefile.in: Add install-pdf target as
17851 copied from automake v1.10 rules.
17852 * configure.ac: Add install-pdf to target list.
17853 * configure: Regenerate.
17855 2007-03-01 Paul Brook <paul@codesourcery.com>
17857 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17858 modes to LDRD for DImode.
17859 (output_move_double): Fixup out of range ldrd/strd.
17860 (vfp_secondary_reload_class): Rename...
17861 (coproc_secondary_reload_class): ... to this. Add wb argument.
17862 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17863 coproc_secondary_reload_class for CLASS_IWMMXT.
17864 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17865 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17867 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17869 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17870 unroll factor by the estimated number of iterations.
17871 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17872 than prefetch latency.
17874 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17875 decode_caches_intel, detect_caches_intel): New functions.
17876 (host_detect_local_cpu): Use detect_caches_amd and
17877 detect_caches_intel.
17879 2007-03-01 Richard Henderson <rth@redhat.com>
17881 * expr.c (emit_move_complex_push): Export.
17882 (emit_move_complex_parts): Split out from ...
17883 (emit_move_complex): ... here.
17884 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17885 * config/i386/i386.md (movcdi): New.
17887 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17889 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17890 size of mode1 to check for tieable modes in MMX case.
17892 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17894 * Makefile.in (rtlanal.o): Depend on tree.h.
17895 * rtl.h (offset_within_section_p, split_const): Declare.
17896 * rtlanal.c: Include tree.h.
17897 (offset_within_block_p): New function, taken from
17898 mips_offset_within_object_p.
17899 (split_const): New function, taken from mips_split_const.
17900 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17902 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17903 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17904 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17905 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17906 (m68k_illegitimate_symbolic_constant_p): New function.
17907 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17908 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17909 symbolic constant that might be outside the symbol's section,
17910 move the symbol first and then add the offset.
17911 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17913 * config/mips/mips.c (mips_split_const): Delete.
17914 (mips_offset_within_object_p): Delete.
17915 (mips_symbolic_constant_p): Use offset_within_section_p and
17916 split_const instead of mips_offset_within_object_p and
17918 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17919 (mips_legitimize_const_move, print_operand_reloc)
17920 (mips_dangerous_for_la25_p): Use split_const instead of
17923 2007-02-28 Eric Christopher <echristo@apple.com>
17925 * Makefile.in (install-include-dir): Don't rm -rf include.
17927 2007-02-28 Richard Guenther <rguenther@suse.de>
17929 PR middle-end/30364
17930 * fold-const.c (fold_binary): Do not associate expressions
17931 with more than one variable for integer types that do not wrap.
17933 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17935 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17936 Delete, and replace with...
17937 (fold_builtin_call_array): This. Update callers to use it.
17938 * fold-const.c (fold_build_call_list): Delete, and replace with...
17939 (fold_build_call_array): This.
17940 (fold_build_call_list_initializer): Delete, and replace with...
17941 (fold_build_call_array_initializer): This.
17942 * tree.h: Update declarations to reflect above changes.
17944 * c-typeck.c (build_function_call): Store converted arguments
17945 in a stack-allocated array instead of building a list.
17946 (convert_arguments): Store arguments in the array passed in as an
17947 argument, and return the actual number of arguments.
17948 * c-format.c: (check_function_format): Pass arguments in an
17949 array instead of a list.
17950 * c-common.c (check_function_nonnull): Likewise.
17951 (check_function_sentinel): Likewise.
17952 (check_function_arguments): Likewise.
17953 * c-common.h: Update declarations to reflect above changes.
17955 2007-02-28 Jan Hubicka <jh@suse.cz>
17957 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17958 PRED_NEGATIVE_RETURN): Update outcomes.
17960 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17962 * calls.c (emit_library_call_value_1): Handle partial registers
17963 correctly when building up CALL_INSN_FUNCTION_USAGE.
17965 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17967 * pa/predicates.md (move_src_operand): Allow zero for mode.
17968 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17971 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17974 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17975 *movv2df_internal): Enable pattern only for valid operand
17977 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17978 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17980 2007-02-27 Mike Stump <mrs@apple.com>
17982 * config/darwin-crt3.c: Avoid compilation when compiling for a
17985 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17987 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17989 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17990 for fixed headers and limits.h.
17991 (install-include-dir, install-headers-tar, install-headers-cpio,
17992 install-headers-cp, real-install-headers-tar,
17993 real-install-headers-cpio, real-install-headers-cp): Handle
17994 include-fixed as well as include.
17995 (install-mkheaders): Don't install files that go only in include
17997 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17998 from GCC_INCLUDE_DIR.
17999 * gcc.c (process_command): Remove special -BstageN/ handling.
18000 (do_spec_1): Add include-fixed directories.
18002 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18004 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18006 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18008 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18011 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18013 * c-common.c (get_priority): Add check for
18014 SUPPORTS_INIT_PRIORITY.
18016 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18018 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18020 * config/bfin/bfin.c: Include "cfglayout.h".
18021 (MAX_LSETUP_DISTANCE): New macro.
18022 (struct loop_info): New members incoming, incoming_src and
18023 incoming_dest. Delete member predecessor.
18024 (length_for_loop): New function.
18025 (bfin_optimize_loop): Handle more different loop structures.
18026 (bfin_discover_loop): Rework detection of predecessor blocks by
18027 examining incoming edges.
18028 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18030 (bfin_reorder_loops): New function.
18031 (bfin_reorg_loops): Use these three new functions.
18033 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18034 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18035 (CONSTRAINT_LEN): Add entry for 'q'.
18036 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18037 Add 'q' constraints.
18038 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18039 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18041 * config/bfin/bfin.md (add_with_carry): New pattern.
18042 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18043 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18044 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18045 support unsigned multiplies too. Removed incorrect commutativity from
18046 operand 1 constraint where appropriate.
18047 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18049 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18050 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18052 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18053 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18054 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18055 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18056 usmulhisi_hh_huh): New patterns.
18058 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18059 lshifthi3): Fix output template to use half reg for operand 2.
18061 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18064 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18066 2007-02-27 Andreas Schwab <schwab@suse.de>
18068 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18070 2007-02-27 Jan Hubicka <jh@suse.cz>
18072 * predict.c (last_basic_block_p): Remove.
18073 (tree_estimate_probability): Update return heuristic for commonized
18076 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18078 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18080 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18082 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18083 * doc/cpp.texi: Standardize title page.
18084 * doc/cppinternals.texi: Likewise.
18085 * doc/gcc.texi: Standardize title page, remove version number
18086 from copyright page.
18087 * doc/gccint.texi: Likewise.
18088 * doc/install.texi: Standardize title page, add table of
18091 2007-02-26 Jan Hubicka <jh@suse.cz>
18093 * predict.def: Set outcomes according to more recent results.
18094 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18095 Remove dead predictors.
18096 * predict.c (return_prediction): Fix pasto.
18098 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18100 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18101 change; avoid a memory leak when returning early.
18103 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18105 * c-decl.c (static_ctors): Move to c-common.c.
18106 (static_dtors): Likewise.
18107 (finish_function): Use c_record_cdtor_fn.
18108 (build_cdtor): Move to c-common.c.
18109 (c_write_global_declarations): Use c_build_cdtor_fns.
18110 * c-common.h (static_ctors): Declare.
18111 (static_dtors): Likewise.
18112 (c_record_cdtor_fn): Likewise.
18113 (c_build_cdtor_fns): Likewise.
18114 * c-common.c (static_ctors): New variable.
18115 (static_dtors): Likewise.
18116 (c_record_cdtor_fn): New function.
18117 (build_cdtor): Move from c-decl.c
18118 (c_build_cdtor_fns): New function.
18120 * output.h (assemble_addr_to_section): Declare.
18121 (get_cdtor_priority_section): Likewise.
18122 * varasm.c (assemble_addr_to_section): New function.
18123 (get_cdtor_priority_section): Likewise.
18124 (default_named_section_asm_out_destructor): Use them.
18125 (destor_dtor_section_asm_out_destructor): Likewise.
18126 (default_named_section_asm_out_constructor): Likewise.
18127 (default_ctor_section_asm_out_constructor): Likewise.
18128 * config.gcc (*-*-vxworks*): Include vxworks.o.
18129 * config/t-vxworks (vxworks.o): New target.
18130 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18131 (TARGET_ASM_CONSTRUCTOR): Define.
18132 (TARGET_ASM_DESTRUCTOR): Likewise.
18133 (vxworks_asm_out_constructor): Declare.
18134 (vxworks_asm_out_destructor): Likewise.
18136 * c-common.c (get_priority): Check that we have not just an
18137 INTEGER_CST, but an integer constant with integeral type.
18139 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18141 PR tree-optimization/30938
18142 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18143 use &dt[nargs-1] instead of &dt[nargs] in the call to
18144 vect_is_simple_use().
18146 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18148 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18149 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18150 Do not attempt to handle MEM inside auto-inc expressions.
18151 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18152 of a register modified by an auto-inc expression. However, do handle
18153 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18154 (elimination_effects): Prohibit elimination of a register modified
18155 by an auto-inc expression. Disable register elimination rules whose
18156 target register is modified by an auto-inc expression with variable
18159 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18161 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18163 (array_at_struct_end_p): New function.
18164 (idx_infer_loop_bounds): Use it.
18165 (estimate_numbers_of_iterations_loop): Export.
18166 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18167 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18168 (tree_estimate_probability): Call record_loop_exits.
18169 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18170 (estimated_loop_iterations, estimated_loop_iterations_int,
18171 estimated_loop_iterations_tree): New functions.
18172 (analyze_siv_subscript_cst_affine,
18173 compute_overlap_steps_for_affine_1_2,
18174 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18175 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18176 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18177 (PRED_LOOP_ITERATIONS_GUESSED): New.
18178 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18179 * cfgloop.h (estimate_numbers_of_iterations_loop,
18180 estimated_loop_iterations_int): Declare.
18182 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18184 * doc/extend.texi: Document optional priority argument to
18185 constructors and destructors.
18186 * tree.c (init_priority_for_decl): Adjust GTY markers.
18187 (init_ttree): Use priority-info hash functions for
18188 init_priority_for_decl.
18189 (tree_map_eq): Rename to ...
18190 (tree_map_base_eq): ... this.
18191 (tree_map_marked_p): Rename to ...
18192 (tree_map_base_marked_p): ... this.
18193 (tree_map_base_hash): New function.
18194 (decl_init_priority_lookup): Rework.
18195 (decl_fini_priority_lookup): New function.
18196 (decl_priority_info): New function.
18197 (decl_init_priority_insert): Use it.
18198 (decl_fini_priority_insert): Likewise.
18199 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18201 (decl_restrict_base_insert): Likewise.
18202 (decl_debug_expr_insert): Likewise.
18203 (decl_value_expr_lookup): Likewise.
18204 (decl_value_expr_insert): Likewise.
18205 * tree.h (priority_type): New type.
18206 (decl_init_priority_lookup): Use priority_type.
18207 (decl_fini_priority_lookup): New function.
18208 (decl_init_priority_insert): Use priority_type.
18209 (decl_fini_priority_insert): New function.
18210 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18211 (DECL_INIT_PRIORITY): Likewise.
18212 (SET_DECL_INIT_PRIORITY): Add comment.
18213 (DECL_FINI_PRIORITY): New macro.
18214 (SET_DECL_FINI_PRIORITY): Likewise.
18215 (DEFAULT_INIT_PRIORITY): Document.
18216 (MAX_INIT_PRIORITY): Likewise.
18217 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18218 (tree_map_base): New type.
18219 (tree_map_base_eq): New function.
18220 (tree_map_base_hash): Likewise.
18221 (tree_map_base_marked_p): Likewise.
18222 (tree_map): Inherit from tree_map_base.
18223 (tree_map_eq): Make it a macro.
18224 (tree_map_marked_p): Likewise.
18225 (tree_int_map): Inherit from tree_map_base.
18226 (tree_int_map_eq): Make it a macro.
18227 (tree_int_map_hash): Likewise.
18228 (tree_int_map_marked_p): Likewise.
18229 (tree_priority_map): New type.
18230 (tree_priority_map_eq): New macro.
18231 (tree_priority_map_hash): Likewise.
18232 (tree_priority_map_marked_p): Likewise.
18233 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18235 (emutls_common_1): Likewise.
18236 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18237 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18238 of tree_map hierarchy.
18239 * tree-cfg.c (move_stmt_r): Likewise.
18240 (new_label_mapper): Likewise.
18241 * c-tree.h (c_expand_body): Move to ...
18242 * c-common.h (c_expand_body): ... here.
18243 * c-decl.c (c_expand_body): Move to ...
18244 * c-common.c (c_expand_body): ... here.
18245 (c_common_attribute_table): Allow 1 argument for the constructor
18246 and destructor attributes.
18247 (get_priority): New function.
18248 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18249 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18251 2007-02-24 Jan Hubicka <jh@suse.cz>
18253 PR middle-end/30509
18254 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18255 copying for inlining.
18257 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18258 Jan Hubicka <jh@suse.cz>
18261 * i386.c (counter_mode): New function.
18262 (expand_set_or_movmem_via_loop): Use it.
18263 (expand_movmem_epilogue): Likewise; fix pasto.
18264 (ix86_expand_movmem): Do emit guard even for constant counts.
18265 (ix86_expand_setmem): Likewise.
18267 2007-02-25 Nick Clifton <nickc@redhat.com>
18269 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18270 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18272 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18275 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18276 count argument with 0x10, not with 0x16.
18277 (expand_setmem_epilogue): Ditto.
18279 2007-02-24 Mike Stump <mrs@apple.com>
18281 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18284 2007-02-24 Richard Guenther <rguenther@suse.de>
18286 PR middle-end/30951
18287 * fold-const.c (fold_binary): Fold x +- CST op x for
18288 EQ_EXPR and NE_EXPR.
18290 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18292 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18294 2007-02-24 Jan Hubicka <jh@suse.cz>
18296 * cgraphunit.c (decide_is_function_needed): Honor
18297 -fkeep-inline-functions.
18299 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18301 * builtins.c (fold_builtin_modf): New.
18302 (fold_builtin_2): Use it.
18304 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18306 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18307 (determine_max_iter): Take additional LOOP arg; all callers changed.
18308 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18309 one using simplifications.
18310 (simplify_using_initial_values): Return if the expression becomes
18311 invalid due to altered regs.
18313 2007-02-23 DJ Delorie <dj@redhat.com>
18315 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18317 2007-02-23 Mike Stump <mrs@apple.com>
18319 * tlink.c (scan_linker_output): Parse linker messages from
18320 darwin9's linker better.
18322 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18325 * varpool.c (varpool_assemble_pending_decls): Set
18326 varpool_last_needed_node to null.
18328 2007-02-23 DJ Delorie <dj@redhat.com>
18330 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18331 alignment bigger than the object file can handle.
18333 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18336 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18337 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18338 (*movsf_1): Penalize MMX moves.
18340 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18342 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18343 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18345 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18347 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18349 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18350 (fold_builtin_1): Use them.
18351 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18352 BUILT_IN_SIGNIFICAND.
18354 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18356 * config/i386/i386.c (bdesc_1arg): Initialize
18357 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18358 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18359 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18360 and IX86_BUILTIN_MOVSLDUP.
18362 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18364 PR rtl-optimization/30841
18365 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18367 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18369 * builtins.c (fold_builtin_frexp): New.
18370 (fold_builtin_2): Use it.
18372 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18374 * doc/invoke.texi (Spec Files): Document getenv spec function.
18376 * gcc.c (getenv_spec_function): New function.
18377 (static_spec_functions): Add it.
18378 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18379 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18382 2007-02-22 Michael Matz <matz@suse.de
18385 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18386 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18388 2007-02-22 Ian Lance Taylor <iant@google.com>
18391 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18392 (mem_loc_descriptor): Call it.
18394 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18395 Ira Rosen <irar@il.ibm.com>
18397 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18399 2007-02-22 Ira Rosen <irar@il.ibm.com>
18401 PR tree-optimization/30843
18402 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18403 stores only after all the group is vectorized.
18405 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18407 PR tree-optimization/30858
18408 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18409 in the reduction cycle have a single use in the loop.
18410 * tree-vectorizer.h (relevant): Add documentation.
18412 2007-02-20 Mike Stump <mrs@apple.com>
18414 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18415 * configure: Regenerate.
18417 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18419 Change the defaults of some parameters and options.
18420 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18421 * config/spu/spu.c (spu_optimization_options): Add.
18422 (spu_override_options): Change params in spu_optimization_options.
18423 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18425 Register 127 is only 16 byte aligned when used as a frame pointer.
18426 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18427 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18428 HARD_FRAME_POINTER_REGNUM.
18429 (spu_legitimate_address): Use regno_aligned_for_reload.
18430 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18431 aligned when frame_pointer_needed is true.
18432 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18434 * config/spu/spu.h (INIT_EXPANDERS): Define.
18436 Make sure shift and rotate instructions have valid immediate operands.
18437 * config/spu/predicates.md (spu_shift_operand): Remove.
18438 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18439 * config/spu/constraints.md (W, O): Extend range.
18440 * config/spu/spu.md (umask, nmask): Define.
18441 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18442 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18443 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18444 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18445 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18446 (lshr<mode>3_reg): Fix rtl description.
18448 Make sure mulhisi immediate operands are valid.
18449 * config/spu/predicates.md (imm_K_operand): Add.
18450 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18452 Generate constants using fsmbi and andi.
18453 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18454 (print_operand, spu_split_immediate, classify_immediate,
18455 fsmbi_const_p): Handle IC_FSMBI2.
18457 Correctly handle a CONST_VECTOR containing symbols.
18458 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18459 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18460 (immediate_load_p): Allow symbols that use 2 instructions to create.
18461 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18462 with symbols when flag_pic is set.
18463 (const_vector_immediate_p): New.
18464 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18465 accept a CONST_VECTOR with symbols.
18466 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18467 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18469 * config/spu/spu.md (high, low): Delete.
18470 (low_<mode>): Define.
18472 Remove INTRmode and INTR_REGNUM, which didn't work.
18473 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18475 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18476 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18477 peephole2 pattern): Don't use INTR or 131.
18478 (movintrcc): Delete.
18479 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18480 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18481 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18482 (UNSPEC_SET_INTR): Add.
18483 * config/spu/spu-modes.def (INTR): Remove.
18485 More accurate warnings about run-time relocations.
18486 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18488 Correctly warn about immediate arguments to specific intrinsics.
18489 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18490 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18491 the instruction predicate.
18493 Fix tree check errors with latest update.
18494 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18496 (spu_expand_builtin): Use CALL_EXPR_FN.
18498 Add missing specific intrinsics.
18499 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18501 * config/spu/spu_internals.h: Ditto.
18503 Fix incorrect operand modifiers.
18504 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18505 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18507 Optimize one case of zero_extend of a vec_select.
18508 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18510 Accept any immediate for hbr.
18511 * config/spu/spu.md (hbr): Change s constraints to i.
18513 2007-02-21 Paul Brook <paul@codesourcery.com>
18515 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18516 condexec_count when skipping USE and CLOBBER.
18518 2007-02-21 Nick Clifton <nickc@redhat.com>
18520 * common.opt (Warray-bounds): Add Warning attribute.
18521 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18523 (fsized-zeroes): Add Optimization attribute.
18524 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18525 * c.opt (Wc++0x-compat): Add Warning attribute.
18527 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18529 PR middle-end/30761
18530 * reload1.c (eliminate_regs_in_insn): In the single_set special
18531 case, attempt to re-recognize the insn before falling back to
18532 having reload fix it up.
18534 2007-02-20 Eric Christopher <echristo@gmail.com>
18536 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18537 Rewrite accordingly.
18538 (frv_read_iacc_argument): Ditto.
18539 (frv_expand_set_builtin): Take a call instead of arglist, update for
18541 (frv_expand_unop_builtin): Ditto.
18542 (frv_expand_binop_builtin): Ditto.
18543 (frv_expand_cut_builtin): Ditto.
18544 (frv_expand_binopimm_builtin): Ditto.
18545 (frv_expand_voidbinop_builtin): Ditto.
18546 (frv_expand_int_void2arg): Ditto.
18547 (frv_expand_prefetches): Ditto.
18548 (frv_expand_voidtriop_builtin): Ditto.
18549 (frv_expand_voidaccop_builtin): Ditto.
18550 (frv_expand_load_builtin): Ditto.
18551 (frv_expand_store_builtin): Ditto.
18552 (frv_expand_mdpackh_builtin): Ditto.
18553 (frv_expand_mclracc_builtin): Ditto.
18554 (frv_expand_mrdacc_builtin): Ditto.
18555 (frv_expand_mwtacc_builtin): Ditto.
18556 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18559 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18561 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18562 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18564 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18565 point instructions.
18566 * configure: Regenerate.
18567 * config.in: Regenerate.
18568 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18569 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18570 masks to power6 and power6x and to POWERPC_MASKS.
18571 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18573 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18574 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18575 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18576 Access PROTOTYPE as variable, not mask.
18578 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18580 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18581 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18582 * combine.c (adjust_for_new_dest): Use it.
18583 * postreload.c (reload_combine): Likewise.
18585 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18587 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18588 notes on an insn with multiple sets, even if single_set returns
18589 non-NULL for that insn.
18591 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18593 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18594 scalbn and scalbln.
18596 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18598 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18599 if user didn't pass it.
18600 * config/i386/darwin.h (CC1_SPEC): Likewise.
18601 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18602 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18603 -mmacosx-version-min.
18605 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18606 Uros Bizjak <ubizjak@gmail.com>
18608 * optabs.h (enum optab_index): Add new OTI_scalb.
18609 (scalb_optab): Define corresponding macro.
18610 * optabs.c (init_optabs): Initialize scalb_optab.
18611 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18613 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18614 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18615 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18616 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18617 flag_unsafe_math_optimizations is set.
18619 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18620 to implement scalbf, scalb and scalbl built-ins as inline x87
18623 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18624 DJ Delorie <dj@redhat.com>
18627 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18628 (diagnostic_report_diagnostic): ... here, and turn them into real
18629 errors. If warnings are inhibited, no need to do anything.
18631 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18633 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18634 better code generation.
18636 2007-02-20 Ben Elliston <bje@au.ibm.com>
18638 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18640 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18642 * config/alpha/alpha.c, config/alpha/alpha.md,
18643 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18644 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18645 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18646 config/arm/lib1funcs.asm: Follow spelling conventions.
18648 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18649 config/fr30/fr30.md, config/i386/i386.h,
18650 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18651 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18652 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18653 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18654 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18655 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18656 config/sparc/sparc.c, config/sparc/sparc.h,
18657 config/sparc/sparc.md, config/spu/constraints.md,
18658 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18661 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18664 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18667 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18669 * doc/invoke.texi (-ftree-lrs): Remove.
18671 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18673 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18676 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18678 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18679 new CALL_EXPR_FN macro for retrieving the function
18680 declaration of the input expression.
18682 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18684 * c.opt (Waddress): New.
18685 * common.opt (Walways-true): Delete.
18686 (Wstring-literal-comparison): Delete.
18687 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18688 -Wstring-literal-comparison. Add -Waddress.
18690 (Walways-true): Delete.
18691 (Wstring-literal-comparison): Delete.
18692 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18693 consistently instead of -Walways-true in example.
18694 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18695 * c-typeck.c (parser_build_binary_op): Replace
18696 -Wstring-literal-comparison and -Walways-true with -Waddress.
18697 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18700 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18702 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18703 without DECL_STRUCT_FUNCTION initialized.
18705 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18707 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18708 due to calls to functions taking pointers as parameters.
18710 2007-02-19 Richard Henderson <rth@redhat.com>
18713 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18716 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18718 * config/s390/s390.c (s390_call_saved_register_used,
18719 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18720 accessed to the new scheme.
18722 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18724 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18725 (cris_print_index, cris_print_operand, cris_print_operand_address)
18726 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18727 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18728 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18729 GET_CODE () == xxx.
18730 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18731 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18732 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18733 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18734 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18735 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18736 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18737 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18738 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18739 (uminsi3, call, call_value): Ditto.
18740 (define_split: indir_to_reg_split, unnamed): Ditto.
18742 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18744 PR tree-optimization/30975
18745 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18748 2007-02-18 Eric Christopher <echristo@gmail.com>
18750 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18751 Remove use of arglist.
18752 (mips_expand_builtin): Remove use of arglist, pass in expr.
18753 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18754 (mips_expand_builtin_movtf): Ditto.
18755 (mips_expand_builtin_compare): Ditto.
18757 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18759 * tree-sra.c (sra_build_assignment): Replace assertion
18760 checking with a comment explaining why it can't be done.
18762 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18764 PR middle-end/30833
18765 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18766 during CALL_EXPR representation conversion.
18767 * tree-ssa-propagate.c (set_rhs): Likewise.
18769 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18771 * tree-sra.c (sra_build_assignment): Disable assertion checking
18774 2007-02-18 Roger Sayle <roger@eyesopen.com>
18776 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18777 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18778 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18780 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18781 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18782 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18783 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18784 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18785 force_gimple_operand): Likewise.
18786 * ipa-cp.c (constant_val_insert): Likewise.
18787 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18788 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18789 perfect_nestify): Likewise.
18790 * langhooks.c (lhd_omp_assignment): Likewise.
18791 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18792 lower_copyprivate_clauses, lower_send_clauses,
18793 lower_send_shared_vars, expand_parallel_call,
18794 expand_omp_for_generic, expand_omp_for_static_nochunk,
18795 expand_omp_for_static_chunk, expand_omp_sections,
18796 lower_omp_single_copy, lower_omp_for_lastprivate,
18797 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18798 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18799 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18802 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18804 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18805 config/sh/sh.md: Follow spelling conventions.
18807 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18808 config/frv/predicates.md: Follow spelling conventions.
18810 * config/m68k/linux-unwind.h: Fix a comment typo.
18811 * target.h: Follow spelling conventions.
18813 2007-02-18 Roger Sayle <roger@eyesopen.com>
18815 PR rtl-optimization/28173
18816 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18817 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18818 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18819 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18820 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18822 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18824 * builtins.c (fold_builtin_load_exponent): New.
18825 (fold_builtin_2): Use it.
18827 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18829 PR rtl-optimization/30773
18830 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18831 if we fail to attach a REG_EQUIV note.
18833 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18834 Roger Sayle <roger@eyesopen.com>
18836 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18838 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18840 * calls.c (initialize_argument_information): Pass original EXP
18841 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18842 code to split complex arguments here, as part of initializing the
18844 (expand_call): Remove code that builds a list of arguments and
18845 inserts implicit arguments into it. Instead, just count how many
18846 implicit arguments there will be so we can determine the size of
18847 the ARGS array, and let initialize_argument_information do the work.
18848 (split_complex_values): Delete unused function.
18850 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18852 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18854 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18856 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18857 for arg pointer based indexed addressing.
18859 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18861 * config/ia64/ia64.h, config/ia64/ia64.md,
18862 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18863 spelling conventions.
18865 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18867 * config/m68k/m68k.c (split_di): New.
18868 * config/m68k/m68k-protos.h: Declare split_di.
18869 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18870 Improve predicate handling and split constant shifts.
18872 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18874 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18875 parameter for register bitfield operations, general predicates
18878 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18880 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18881 * config/m68k/linux-unwind.h: New file.
18883 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18885 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18886 config/i386/athlon.md, config/ia64/ia64.md,
18887 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18888 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18889 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18890 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18891 tree-vect-transform.c: Fix comment typos.
18893 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18895 * sched-deps.c (find_insn_list): Remove.
18896 * sched-int.h: Remove the prototype for find_insn_list.
18898 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18900 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18902 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18903 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18904 darwin_rs6000_override_options.
18905 (C_COMMON_OVERRIDE_OPTIONS): Expect
18906 darwin_macosx_version_min to be non-NULL always.
18907 (TARGET_C99_FUNCTIONS): Likewise.
18908 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18909 (DARWIN_MINVERSION_SPEC): New.
18910 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18911 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18913 (DARWIN_MINVERSION_SPEC): New.
18914 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18916 * config/darwin-c.c (darwin_cpp_builtins): Expect
18917 darwin_macosx_version_min to be non-NULL always.
18919 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18921 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18923 * config/i386/i386.h (x86_use_xchgb): New.
18924 (TARGET_USE_XCHGB): New macro.
18925 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18926 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18927 Split after reload into bswaphi for shifts of 8.
18928 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18929 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18930 or when optimizing for size.
18932 2007-02-16 Richard Guenther <rguenther@suse.de>
18933 Christian Bruel <christian.bruel@st.com>
18935 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18936 DECLs but prefer SSA_NAMEs over DECLs.
18938 2007-02-16 Richard Guenther <rguenther@suse.de>
18940 * tree-flow-inline.h (single_imm_use_p): Remove.
18941 (zero_imm_uses_p): Likewise.
18942 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18943 instead of single_imm_use_p.
18944 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18947 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18950 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18951 nested double- and backquotes.
18953 2007-02-15 Roger Sayle <roger@eyesopen.com>
18955 PR middle-end/30391
18956 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18957 should be unreachable.
18958 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18959 For the time being redirect GIMPLE_MODIFY_STMT to the new
18960 (renamed) build_gimple_modify_stmt_stat.
18961 (build2_gimple_stat): Rename to...
18962 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18963 Always build a GIMPLE_MODIFY_STMT node.
18964 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18965 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18968 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18969 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18970 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18971 expand_complex_div_wide): Likewise.
18972 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18973 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18974 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18975 * tree-ssa-loop-manip.c (create_iv): Likewise.
18976 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18977 abs_replacement): Likewise.
18978 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18979 realify_fake_stores): Likewise.
18981 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18982 node rather than a GIMPLE_MODIFY_STMT node.
18983 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18984 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18986 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18987 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18988 GIMPLE_MODIFY_STMT.
18990 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18992 PR middle-end/30433
18993 * fold-const.c (fold_comparison): Add back the
18994 folding of constant complex comparisions.
18996 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18998 PR middle-end/30729
18999 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19000 effects unknown to this function, return early.
19002 2007-02-15 Ian Lance Taylor <iant@google.com>
19004 * lower-subreg.c (move_eh_region_note): New static function.
19005 (resolve_simple_move): Call it.
19006 (decompose_multiword_subregs): Track blocks for which we resolve a
19007 simple move which is also a control flow insn. Pass them to
19008 find_many_sub_basic_blocks.
19009 (pass_lower_subreg): Add TODO_verify_flow.
19010 (pass_lower_subreg2): Likewise.
19012 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19013 Brooks Moses <brooks.moses@codesourcery.com>
19014 Lee Millward <lee.millward@codesourcery.com>
19016 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19017 (VL_EXP_CLASS_P): New.
19018 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19020 (TREE_OPERAND_CHECK_CODE): Likewise.
19021 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19022 (TREE_RTL_OPERAND_CHECK): Likewise.
19023 (tree_operand_check_failed): Make second parameter the whole tree
19024 instead of its code. Fixed callers.
19025 (VL_EXP_CHECK): New.
19026 (TREE_OPERAND_LENGTH): New.
19027 (VL_EXP_OPERAND_LENGTH): New.
19028 (CALL_EXPR_FN): New.
19029 (CALL_EXPR_STATIC_CHAIN): New.
19030 (CALL_EXPR_ARGS): New.
19031 (CALL_EXPR_ARG): New.
19032 (call_expr_nargs): New.
19033 (CALL_EXPR_ARGP): New.
19034 (build_nt_call_list): Declare.
19035 (build_vl_exp_stat): Declare.
19036 (build_vl_exp): New.
19037 (build_call_list): Declare.
19038 (build_call_nary): Declare.
19039 (build_call_valist): Declare.
19040 (build_call_array): Declare.
19041 (call_expr_arg): Declare.
19042 (call_expr_argp): Declare.
19043 (call_expr_arglist): Declare.
19044 (fold_build_call_list): Declare.
19045 (fold_build_call_list_initializer): Declare.
19046 (fold_call_expr): Declare to replace fold_builtin.
19047 (fold_builtin_fputs): Update to agree with modified definition.
19048 (fold_builtin_strcpy): Likewise.
19049 (fold_builtin_strncpy): Likewise.
19050 (fold_builtin_memory_chk): Likewise.
19051 (fold_builtin_stxcpy_chk): Likewise.
19052 (fold_builtin_strncpy_chk): Likewise.
19053 (fold_builtin_next_arg): Likewise.
19054 (fold_build_call_expr): Declare.
19055 (fold_builtin_call_list): Declare.
19056 (fold_builtin_call_valist): Declare.
19057 (build_call_expr): Declare.
19058 (validate_arglist): Update to agree with modified definition.
19059 (tree_operand_length): New.
19060 (call_expr_arg_iterator): New.
19061 (init_call_expr_arg_iterator): New.
19062 (next_call_expr_arg): New.
19063 (first_call_expr_arg): New.
19064 (more_call_expr_args_p): New.
19065 (FOR_EACH_CALL_EXPR_ARG): New.
19067 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19068 and tcc_gimple_stmt.
19069 (tree_code_size): Update documentation. Use sizeof (tree) rather
19070 than sizeof (char *).
19071 (tree_size): Likewise. Add case for tcc_vl_exp.
19072 (tree_node_structure): Add case for tcc_vl_exp.
19073 (contains_placeholder_p): Likewise.
19074 (substitute_in_expr): Likewise.
19075 (substitute_placeholder_in_expr): Likewise.
19076 (stabilize_reference_1): Likewise.
19077 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19078 to diagnose breakage of this interface for constructing CALL_EXPRs.
19079 (build_nt): Add similar assertion here.
19080 (build_nt_call_list): New.
19081 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19082 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19084 (get_callee_fndecl): Use new CALL_EXPR accessors.
19085 (tree_operand_check_failed): Change parameters to pass entire node
19086 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19087 (process_call_operands): New.
19088 (build_vl_exp_stat): New.
19089 (build_call_list): New.
19090 (build_call_nary): New.
19091 (build_call_valist): New.
19092 (build_call_array): New.
19093 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19094 (call_expr_arglist): New.
19096 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19097 tcc_vl_exp instead of a fixed-size tcc_expression.
19099 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19100 accessors for CALL_EXPRs.
19101 (AGGR_INIT_EXPR): Likewise.
19103 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19104 Brooks Moses <brooks.moses@codesourcery.com>
19105 Lee Millward <lee.millward@codesourcery.com>
19107 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19108 (expand_builtin_nonlocal_goto): Change parameter to be entire
19109 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19110 (expand_builtin_prefetch): Likewise.
19111 (expand_builtin_classify_type): Likewise.
19112 (mathfn_built_in): Return NULL_TREE instead of 0.
19113 (expand_errno_check): Use new CALL_EXPR accessors.
19114 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19115 Return NULL_RTX instead of 0.
19116 (expand_builtin_mathfn_2): Likewise.
19117 (expand_builtin_mathfn_3): Likewise.
19118 (expand_builtin_interclass_mathfn): Likewise.
19119 (expand_builtin_sincos): Likewise.
19120 (expand_builtin_cexpi): Likewise.
19121 (expand_builtin_int_roundingfn): Likewise.
19122 (expand_builtin_int_roundingfn_2): Likewise.
19123 (expand_builtin_pow): Likewise.
19124 (expand_builtin_powi): Likewise.
19125 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19126 of arglist, fixing callers appropriately. Use new CALL_EXPR
19127 accessors and constructors. Return NULL_RTX instead of 0.
19128 (expand_builtin_strstr): Likewise.
19129 (expand_builtin_strchr): Likewise.
19130 (expand_builtin_strrchr): Likewise.
19131 (expand_builtin_strpbrk): Likewise.
19132 (expand_builtin_memcpy): Likewise.
19133 (expand_builtin_mempcpy): Likewise.
19134 (expand_builtin_mempcpy_args): New.
19135 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19136 (expand_builtin_memmove_args): New.
19137 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19138 (expand_movstr): Likewise.
19139 (expand_builtin_strcpy): Likewise.
19140 (expand_builtin_strcpy_args): New.
19141 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19142 (expand_builtin_strncpy): Likewise.
19143 (expand_builtin_memset): Likewise.
19144 (expand_builtin_memset_args): New.
19145 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19146 (expand_builtin_memcmp): Likewise.
19147 (expand_builtin_strcmp): Likewise.
19148 (expand_builtin_strncmp): Likewise.
19149 (expand_builtin_strcat): Likewise.
19150 (expand_builtin_strncat): Likewise.
19151 (expand_builtin_strspn): Likewise.
19152 (expand_builtin_strcspn): Likewise.
19153 (expand_builtin_args_info): Likewise.
19154 (expand_builtin_va_start): Likewise.
19155 (gimplify_va_arg_expr): Likewise.
19156 (expand_builtin_va_end): Likewise.
19157 (expand_builtin_va_copy): Likewise.
19158 (expand_builtin_frame_address): Likewise.
19159 (expand_builtin_alloca): Likewise.
19160 (expand_builtin_bswap): Likewise.
19161 (expand_builtin_unop): Likewise.
19162 (expand_builtin_fputs): Likewise.
19163 (expand_builtin_expect): Likewise.
19164 (expand_builtin_fabs): Likewise.
19165 (expand_builtin_copysign): Likewise.
19166 (expand_builtin_printf): Likewise.
19167 (expand_builtin_fprintf): Likewise.
19168 (expand_builtin_sprintf): Likewise.
19169 (expand_builtin_init_trampoline): Likewise.
19170 (expand_builtin_signbit): Likewise.
19171 (expand_builtin_fork_or_exec): Likewise.
19172 (expand_builtin_sync_operation): Likewise.
19173 (expand_builtin_compare_and_swap): Likewise.
19174 (expand_builtin_lock_test_and_set): Likewise.
19175 (expand_builtin_lock_release): Likewise.
19176 (expand_builtin): Likewise.
19177 (builtin_mathfn_code): Likewise.
19179 (fold_builtin_constant_p): Pass call arguments individually instead
19180 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19181 accessors and constructors. Return NULL_TREE instead of 0.
19182 (fold_builtin_expect): Likewise.
19183 (fold_builtin_classify_type): Likewise.
19184 (fold_builtin_strlen): Likewise.
19185 (fold_builtin_nan): Likewise.
19186 (integer_valued_real_p): Likewise.
19187 (fold_trunc_transparent_mathfn): Likewise.
19188 (fold_fixed_mathfn): Likewise.
19189 (fold_builtin_cabs): Likewise.
19190 (fold_builtin_sqrt): Likewise.
19191 (fold_builtin_cbrt): Likewise.
19192 (fold_builtin_cos): Likewise.
19193 (fold_builtin_cosh): Likewise.
19194 (fold_builtin_tan): Likewise.
19195 (fold_builtin_sincos): Likewise.
19196 (fold_builtin_cexp): Likewise.
19197 (fold_builtin_trunc): Likewise.
19198 (fold_builtin_floor): Likewise.
19199 (fold_builtin_ceil): Likewise.
19200 (fold_builtin_round): Likewise.
19201 (fold_builtin_int_roundingfn): Likewise.
19202 (fold_builtin_bitop): Likewise.
19203 (fold_builtin_bswap): Likewise.
19204 (fold_builtin_logarithm): Likewise.
19205 (fold_builtin_hypot): Likewise.
19206 (fold_builtin_pow): Likewise.
19207 (fold_builtin_powi): Likewise.
19208 (fold_builtin_exponent): Likewise.
19209 (fold_builtin_memset): Likewise.
19210 (fold_builtin_bzero): Likewise.
19211 (fold_builtin_memory_op): Likewise.
19212 (fold_builtin_bcopy): Deleted; call site changed to invoke
19213 fold_builtin_memory_op directly.
19214 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19215 (fold_builtin_strncpy): Likewise.
19216 (fold_builtin_memcmp): Likewise.
19217 (fold_builtin_strcmp): Likewise.
19218 (fold_builtin_strncmp): Likewise.
19219 (fold_builtin_signbit): Likewise.
19220 (fold_builtin_copysign): Likewise.
19221 (fold_builtin_isascii): Likewise.
19222 (fold_builtin_toascii): Likewise.
19223 (fold_builtin_isdigit): Likewise.
19224 (fold_builtin_fabs): Likewise.
19225 (fold_builtin_abs): Likewise.
19226 (fold_builtin_fmin_fmax): Likewise.
19227 (fold_builtin_carg): Likewise.
19228 (fold_builtin_classify): Likewise.
19229 (fold_builtin_unordered_cmp): Likewise.
19231 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19232 New functions split out from fold_builtin_1.
19233 (fold_builtin_n): New.
19234 (fold_builtin_varargs): New.
19235 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19237 (fold_call_expr): New.
19238 (build_function_call_expr): Rewrite to use new helper function.
19239 (fold_builtin_call_list): New.
19240 (build_call_expr): New.
19241 (fold_builtin_call_valist): New.
19242 (rewrite_call_expr): New.
19243 (validate_arg): New.
19244 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19245 of an arglist. Change return type to bool. Use new CALL_EXPR
19248 (fold_builtin_strstr): Pass call arguments individually instead
19249 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19250 accessors and constructors. Return NULL_TREE instead of 0.
19251 (fold_builtin_strchr): Likewise.
19252 (fold_builtin_strrchr): Likewise.
19253 (fold_builtin_strpbrk): Likewise.
19254 (fold_builtin_strcat): Likewise.
19255 (fold_builtin_strncat): Likewise.
19256 (fold_builtin_strspn): Likewise.
19257 (fold_builtin_strcspn): Likewise.
19258 (fold_builtin_fputs): Likewise.
19259 (fold_builtin_next_arg): Likewise.
19260 (fold_builtin_sprintf): Likewise.
19262 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19263 NULL_RTX instead of 0.
19264 (expand_builtin_memory_chk): Likewise.
19265 (maybe_emit_chk_warning): Likewise.
19266 (maybe_emit_sprintf_chk_warning): Likewise.
19268 (fold_builtin_object_size): Pass call arguments individually instead
19269 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19270 accessors and constructors. Return NULL_TREE instead of 0.
19271 (fold_builtin_memory_chk): Likewise.
19272 (fold_builtin_stxcpy_chk): Likewise.
19273 (fold_builtin_strncpy_chk): Likewise.
19274 (fold_builtin_strcat_chk): Likewise.
19275 (fold_builtin_strcat_chk): Likewise.
19276 (fold_builtin_strncat_chk): Likewise.
19277 (fold_builtin_sprintf_chk): Likewise.
19278 (fold_builtin_snprintf_chk): Likewise.
19279 (fold_builtin_printf): Likewise.
19280 (fold_builtin_vprintf): Likewise.
19282 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19284 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19285 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19286 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19287 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19288 (fold_unary): Likewise.
19289 (fold_binary): Likewise.
19290 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19291 ternary expressions.
19292 (fold): Add logic for tcc_vl_exp.
19293 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19294 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19295 (fold_build3_stat): Add assertion to flag broken interface for
19296 constructing CALL_EXPRs.
19297 (fold_build_call_list): New.
19298 (fold_build_call_list_initializer): New.
19299 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19301 (fold_strip_sign_ops): Likewise.
19303 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19304 Brooks Moses <brooks.moses@codesourcery.com>
19305 Lee Millward <lee.millward@codesourcery.com>
19307 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19308 accessors and dump arguments explicitly.
19310 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19312 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19314 (print_call_name): Use new CALL_EXPR accessors.
19316 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19317 CALL_EXPR arguments explicitly instead of as a list. Use
19318 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19320 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19321 (vrp_visit_stmt): Likewise.
19323 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19324 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19326 (force_move_till_expr): Likewise.
19328 * targhooks.c (default_external_stack_protect_fail): Use
19329 build_call_expr instead of build_function_call_expr.
19330 (default_hidden_stack_protect_fail): Likewise.
19332 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19335 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19336 and walk arguments explicitly.
19338 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19339 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19340 (expand_simple_operations): Likewise.
19341 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19343 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19344 of TREE_CODE_LENGTH.
19345 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19347 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19348 instead of TREE_CODE_LENGTH.
19350 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19351 (tree_ic_transform): Likewise.
19352 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19353 parameter instead of arglist. Fix callers.
19354 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19355 (tree_stringops_transform): Likewise.
19356 (tree_indirect_call_to_profile): Likewise.
19357 (tree_stringops_values_to_profile): Likewise.
19359 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19360 (eliminate_tail_call): Likewise.
19362 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19364 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19365 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19367 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19369 * omp-low.c (build_omp_barrier): Use build_call_expr.
19370 (lower_rec_input_clauses): Likewise.
19371 (lower_reduction_clauses): Likewise.
19372 (expand_parallel_call): Likewise.
19373 (maybe_catch_exception): Likewise.
19374 (expand_omp_for_generic): Likewise.
19375 (expand_omp_for_static_nochunk): Likewise.
19376 (expand_omp_sections): Likewise.
19377 (lower_omp_single_simple): Likewise.
19378 (lower_omp_single_copy): Likewise.
19379 (lower_omp_master): Likewise.
19380 (lower_omp_ordered): Likewise.
19381 (lower_omp_critical): Likewise.
19383 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19384 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19386 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19387 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19388 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19390 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19391 and generalize to handle any number of operands.
19392 (chrec_contains_undetermined): Likewise.
19393 (tree_contains_chrecs): Likewise.
19394 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19396 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19398 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19399 fold_call_expr instead of fold_builtin.
19400 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19401 match declarations there.
19402 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19405 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19406 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19408 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19409 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19411 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19414 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19415 (execute_cse_sincos): Use new CALL_EXPR accessors.
19417 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19419 * gimple-low.c (lower_function_body): Use build_call_expr.
19420 (lower_builtin_setjmp): Likewise.
19422 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19423 (set_storage_via_libcall): Likewise.
19424 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19425 instead of TREE_CODE_LENGTH.
19426 (expand_expr_real_1): Use new CALL_EXPR accessors.
19428 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19429 generalize to handle any number of operands.
19430 (TB_parent_eq): Likewise.
19432 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19433 (strip_builtin_expect): Likewise.
19435 * function.c (gimplify_parameters): Use build_call_expr.
19437 * tree-vectorizer.c (vect_is_simple_reduction): Use
19438 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19440 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19441 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19443 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19446 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19447 (gimplify_decl_expr): Likewise.
19448 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19449 Use new CALL_EXPR iterators.
19450 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19451 (gimplify_modify_expr_to_memset): Likewise.
19452 (gimplify_variable_sized_compare): Likewise.
19453 (gimplify_omp_atomic_fetch_op): Likewise.
19454 (gimplify_omp_atomic_pipeline): Likewise.
19455 (gimplify_omp_atomic_mutex): Likewise.
19456 (gimplify_function_tree): Likewise.
19458 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19459 (call_expr_flags): Likewise.
19460 (expand_call): Likewise.
19462 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19463 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19466 * coverage.c (create_coverage): Use build_call_expr.
19468 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19469 (temp_call_expr_obstack): New.
19470 (pool_copy_list): Delete.
19471 (temp_copy_call_expr): New.
19472 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19473 CALL_EXPR accessors. Get rid of special goo for copying argument
19474 lists and use temp_copy_call_expr instead.
19475 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19476 CALL_EXPR accessors.
19477 (create_expression_by_pieces): Likewise. Use build_call_array
19478 to construct the result instead of fold_build3.
19479 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19480 dealing with argument lists.
19481 (init_pre): Remove references to expression_node_pool and
19482 list_node_pool. Init temp_call_expr_obstack instead.
19483 (fini_pre): Remove references to expression_node_pool and
19486 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19487 and walk arguments explicitly instead of as a list.
19489 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19490 (mx_register_decls): Likewise.
19491 (mudflap_register_call): Likewise.
19492 (mudflap_finish_file): Likewise.
19494 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19495 (ipa_callsite_compute_param): Likewise.
19497 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19498 accessors and constructor.
19500 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19501 accessors and constructor.
19502 (convert_tramp_reference): Likewise.
19503 (convert_call_expr): Likewise.
19504 (finalize_nesting_tree_1): Likewise.
19506 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19509 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19511 * tree-inline.c (initialize_inlined_parameters): Pass entire
19512 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19514 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19515 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19517 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19518 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19519 (vectorizable_reduction): Likewise.
19520 (vectorizable_call): Use new CALL_EXPR iterators.
19521 (vectorizable_conversion): Use build_call_expr.
19522 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19523 (vect_gen_widened_results_half): Use build_call_expr.
19524 (vect_setup_realignment): Likewise.
19525 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19527 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19528 (pass_through_call): Likewise.
19529 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19532 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19533 (tree_gen_pow2_profiler): Likewise.
19534 (tree_gen_one_value_profiler): Likewise.
19535 (tree_gen_ic_func_profiler): Likewise.
19536 (tree_gen_average_profiler): Likewise.
19537 (tree_gen_ior_profiler): Likewise.
19539 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19540 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19541 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19543 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19544 of TREE_CODE_LENGTH.
19546 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19547 of TREE_CODE_LENGTH.
19549 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19551 (convert_to_integer): Likewise.
19553 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19556 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19557 Brooks Moses <brooks.moses@codesourcery.com>
19558 Lee Millward <lee.millward@codesourcery.com>
19560 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19562 * config/frv/frv.c (frv_expand_builtin): Likewise.
19563 * config/s390/s390.c (s390_expand_builtin): Likewise.
19565 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19566 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19568 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19569 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19570 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19571 (ix86_expand_store_builtin): Likewise.
19572 (ix86_expand_unop_builtin): Likewise.
19573 (ix86_expand_unop1_builtin): Likewise.
19574 (ix86_expand_sse_compare): Likewise.
19575 (ix86_expand_sse_comi): Likewise.
19576 (ix86_expand_vec_init_builtin): Likewise.
19577 (ix86_expand_vec_ext_builtin): Likewise.
19578 (ix86_expand_vec_set_builtin): Likewise.
19579 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19581 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19582 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19584 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19585 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19586 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19588 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19590 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19591 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19592 arglist. Use new CALL_EXPR accessors. Fix callers.
19593 (altivec_expand_abs_builtin): Likewise.
19594 (rs6000_expand_binop_builtin): Likewise.
19595 (altivec_expand_predicate_builtin): Likewise.
19596 (altivec_expand_lv_builtin): Likewise.
19597 (spe_expand_stv_builtin): Likewise.
19598 (altivec_expand_stv_builtin): Likewise.
19599 (rs6000_expand_ternop_builtin): Likewise.
19600 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19601 (altivec_expand_st_builtin): Likewise.
19602 (altivec_expand_dst_builtin): Likewise.
19603 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19604 arglist. Use new CALL_EXPR accessors. Fix callers.
19605 (altivec_expand_vec_set_builtin): Likewise.
19606 (altivec_expand_vec_ext_builtin): Likewise.
19607 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19608 (spe_expand_builtin): Likewise.
19609 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19610 arglist. Use new CALL_EXPR accessors. Fix callers.
19611 (spe_expand_evsel_builtin): Likewise.
19612 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19613 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19615 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19616 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19617 (arm_expand_unop_builtin): Likewise.
19618 (arm_expand_builtin): Use new CALL_EXPR accessors.
19620 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19623 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19624 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19626 (bfin_expand_unop_builtin): Likewise.
19627 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19630 Brooks Moses <brooks.moses@codesourcery.com>
19631 Lee Millward <lee.millward@codesourcery.com>
19633 * c-semantics.c (build_stmt): Add internal diagnostic check.
19635 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19636 accessors. Print arguments explicitly instead of as a list.
19638 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19640 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19641 (c_finish_omp_flish): Likewise.
19643 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19644 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19645 instead of TREE_CODE_LENGTH.
19646 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19647 (c_warn_unused_result): Likewise.
19649 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19652 * doc/invoke.texi (Warning Options): Remove
19653 -Werror-implicit-function-declaration.
19654 (Wimplicit-function-declaration): Update description.
19655 * opts.c (common_handle_option): Move handling of -Werror=* to...
19656 (enable_warning_as_error): ...here.
19657 * opts.h (enable_warning_as_error): Declare.
19658 * c-decl.c (implicit_decl_warning): Unless
19659 -Wno-implicit-function-declaration is given, emit a pedwarn if
19660 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19661 * c.opt (Wimplicit-function-declaration): Replace
19662 mesg_implicit_function_declaration with
19663 warn_implicit_function_declaration.
19664 * c-opts.c (c_common_handle_option):
19665 -Werror-implicit-function-declaration is exactly equal as
19666 -Werror=implicit-function-declaration.
19667 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19668 warn_implicit_function_declaration.
19669 (c_common_post_options): -Wimplict-function-declaration is enabled
19670 by default by -std=c99, otherwise is disabled by default.
19671 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19673 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19675 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19676 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19677 former is ignored but not the latter.
19679 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19681 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19682 is made and the reference doesn't use the alias set of its type,
19683 do not create the temporary using that type.
19685 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19687 * jump.c: Remove prototypes for delete_computation and
19688 delete_prior_computation.
19690 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19692 * jump.c (get_label_after): Delete.
19693 (get_label_before, delete_computation, delete_jump,
19694 delete_prior_computation, follow_jumps): Move...
19695 * reorg.c (delete_computation, delete_prior_computation): ... here...
19696 (get_label_before, delete_jump): ... making these static ...
19697 (follow_jumps): ... and simplifying this since it only runs after
19699 * rtl.h (get_label_after, get_label_before, delete_jump,
19700 follow_jumps): Delete prototypes.
19702 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19704 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19706 2007-02-15 Nick Clifton <nickc@redhat.com>
19708 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19709 order to prevent it from being munged by the target.
19711 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19713 * config/i386/i386.md: Remove misleading comment.
19715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19717 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19718 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19721 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19723 * tree-sra.c (instantiate_missing_elements): Canonicalize
19725 (sra_build_assignment): New.
19726 (generate_copy_inout, generate_element_copy,
19727 generate_element_zero, generate_one_element_init): Use it.
19729 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19731 * tree-sra.c (instantiate_missing_elements): Canonicalize
19733 (sra_build_assignment): New.
19734 (generate_copy_inout, generate_element_copy,
19735 generate_element_zero, generate_one_element_init): Use it.
19737 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19739 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19742 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19744 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19745 types as aggregates not scalars.
19746 * function.c (assign_stack_temp_for_type): Likewise.
19748 2007-02-14 Roger Sayle <roger@eyesopen.com>
19749 Zdenek Dvorak <dvorakz@suse.cz>
19751 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19754 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19756 * passes.c (next_pass_1): Clear the next field of the copied
19759 2007-02-14 Richard Henderson <rth@redhat.com>
19761 * tree-sra.c (early_sra): New.
19762 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19763 (tree_sra_early, pass_sra_early): New.
19764 * tree-pass.h (pass_sra_early): Declare.
19765 * passes.c (init_optimization_passes): Use it.
19767 2007-02-14 Richard Guenther <rguenther@suse.de>
19769 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19771 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19773 PR tree-optimization/30771
19774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19776 (vect_analyze_operations): Induction phis can now be marked as
19778 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19779 Update documentation accordingly.
19781 2007-02-14 Nick Clifton <nickc@redhat.com>
19783 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19784 most 3 arguments are supported.
19785 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19787 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19789 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19790 Ensure dst->current is valid.
19792 2007-02-13 Paul Brook <paul@codesourcery.com>
19794 * config.gcc: Add arm*-*-uclinux-*eabi.
19795 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19796 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19797 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19798 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19799 (LINK_SPEC): Define.
19800 (LIB_SPEC): Define.
19801 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19803 * config/arm/uclinux-eabi.h: New file.
19804 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19805 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19808 2007-02-13 Ian Lance Taylor <iant@google.com>
19810 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19811 * flags.h (warn_strict_overflow): Declare.
19812 (enum warn_strict_overflow_code): Define.
19813 (issue_strict_overflow_warning): New static inline function.
19814 * opts.c (warn_strict_overflow): New variable.
19815 (common_handle_option): Handle OPT_Wstrict_overflow and
19816 OPT_Wstrict_overflow_.
19817 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19819 * fold-const.c: Include intl.h.
19820 (fold_deferring_overflow_warnings): New static variable.
19821 (fold_deferred_overflow_warning): New static variable.
19822 (fold_deferred_overflow_code): New static variable.
19823 (fold_defer_overflow_warnings): New function.
19824 (fold_undefer_overflow_warnings): New function.
19825 (fold_undefer_and_ignore_overflow_warnings): New function.
19826 (fold_deferring_overflow_warnings_p): New function.
19827 (fold_overflow_warning): New static function.
19828 (make_range): Add strict_overflow_p parameter. Change all
19830 (extract_muldiv, extract_muldiv_1): Likewise.
19831 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19832 tree_expr_nonnegative_p.
19833 (fold_negate_expr): Call fold_overflow_warning.
19834 (fold_range_test): Likewise.
19835 (fold_comparison): Likewise.
19836 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19837 instead of tree_expr_nonnegative_p.
19838 (tree_expr_nonnegative_warnv_p): Rename from
19839 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19840 (tree_expr_nonnegative_p): New function.
19841 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19842 strict_overflow_p parameter.
19843 (tree_expr_nonzero_p): New function.
19844 * passes.c (verify_interpass_invariants): New static function.
19845 (execute_one_pass): Call it.
19846 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19848 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19849 (estimate_numbers_of_iterations): Likewise.
19850 (scev_probably_wraps_p): Likewise.
19851 * tree-ssa-ccp.c: Include "toplev.h".
19852 (evaluate_stmt): Defer fold overflow warnings until we know we are
19854 (struct fold_stmt_r_data): Add stmt field.
19855 (fold_stmt_r): Defer fold overflow warnings until we know we
19857 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19858 (fold_stmt_inplace): Likewise.
19859 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19860 (cleanup_control_expr_graph): Defer fold overflow warnings until
19861 we know we are going to optimize.
19862 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19863 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19865 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19866 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19867 * tree-ssa-loop-manip.c (create_iv): Likewise.
19868 * c-typeck.c (build_conditional_expr): Likewise.
19869 (build_binary_op): Likewise.
19870 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19871 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19872 (extract_range_from_unary_expr): Likewise.
19873 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19874 assuming that signed overflow does not occur.
19875 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19876 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19877 (fold_defer_overflow_warnings): Declare.
19878 (fold_undefer_overflow_warnings): Declare.
19879 (fold_undefer_and_ignore_overflow_warnings): Declare.
19880 (fold_deferring_overflow_warnings_p): Declare.
19881 (tree_expr_nonzero_warnv_p): Declare.
19882 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19883 of warning options.
19884 (Warning Options): Document -Wstrict-overflow.
19885 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19886 (tree-ssa-ccp.o): Likewise.
19887 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19888 (fold-const.o): Depend on intl.h.
19890 2007-02-13 Ian Lance Taylor <iant@google.com>
19892 PR middle-end/30751
19893 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19896 2007-02-13 Stuart Hastings <stuart@apple.com>
19898 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19900 2007-02-13 Richard Henderson <rth@redhat.com>
19902 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19903 handled_component_p before looking for the indirect_ref.
19905 2007-02-13 Richard Henderson <rth@redhat.com>
19907 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19908 remove flags clobber.
19909 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19910 (bswaphi_lowpart): New.
19911 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19912 remove TARGET_BSWAP test. Delete expander of the same name.
19914 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19915 (expand_unop): Use them.
19917 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19919 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19920 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19921 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19922 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19923 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19924 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19925 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19926 assembler dialect choice from asm templates.
19928 2007-02-12 Richard Henderson <rth@redhat.com>
19930 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19931 (fixuns_trunc<SSEMODEF>si2): Use it.
19932 * config/i386/sse.md (vec_setv4sf_0): Export.
19933 * config/i386/i386.c (ix86_build_const_vector): Export.
19934 (ix86_split_convert_uns_si_sse): Rename from
19935 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19936 * config/i386/i386-protos.h: Update.
19938 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19941 * c-typeck.c (c_finish_return): Improve warning message.
19943 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19945 * alias.c (find_symbolic_term): Delete unused function.
19947 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19949 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19950 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19951 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19953 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19955 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19956 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19957 the function, temporarily point the debug interface to the null one.
19959 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19961 * dwarf2out.c (round_up_to_align): New static function.
19962 (field_byte_offset): Use it to round the offset.
19964 2007-02-12 Richard Henderson <rth@redhat.com>
19966 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19967 (inswl_const): Export.
19969 2007-02-12 Richard Henderson <rth@redhat.com>
19971 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19972 result mode of the libcall, convert back to outmode.
19974 2007-02-12 Roger Sayle <roger@eyesopen.com>
19976 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19977 (bswapdi2): New define_expand to implement 32-bit implementation.
19979 2007-02-12 Nick Clifton <nickc@redhat.com>
19981 * doc/invoke.texi (Overall Options): Document --help=.
19982 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19983 (cc1_options): Pass --help= on to cc1.
19984 (display_help): Add description of --help=.
19985 (process_command): Add code to handle --help=. Allow translated
19986 --help and --target-help switches to be passed on to compiler
19988 (main): Remove unused if statement.
19989 * opts.c (columns): Remove.
19990 (LEFT_COLUMN): Define.
19991 (wrap_help): Add columns argument.
19992 (print_filtered_help): Change parameters to be an include bitmask,
19993 an exclude bitmask, an any bitmask and the column width. Move the
19994 code to display the params list here. Add code to display the
19995 status of options rather than their descriptions if the quiet flag
19997 (print_specific_help): Change parameters to be an include bitmask,
19998 an exclude bitmask and an any bitmask. Move code to look up the
19999 column width here. Decide upon the title for an options listing.
20000 (common_handle_options): Add code to handle --help=. Adapt code
20001 for --help and --target-help to use the revised form of the
20002 print_specific_help function.
20003 (print_help): Delete.
20004 (print_param_help): Delete.
20005 (print_switch): Delete.
20006 * opts.h (cl_lang_count): Add prototype.
20007 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20008 CL_MAX_OPTION_CLASS): New defines.
20009 * optc-gen.awk: Add construction of cl_lang_count.
20010 * c.opt: Add Warning attribute to warning options and Optimization
20011 attribute to optimization options.
20012 * common.opt: Likewise.
20014 Add -fhelp and -ftarget-help as aliases for the transformed --help
20015 and --target-help options.
20016 * opt-functions.awk: Add code to handle Warning and Optimization
20019 2007-02-12 Richard Henderson <rth@redhat.com>
20021 * config/alpha/constraints.md: New file.
20022 * config/alpha/alpha.c: Include tm-constrs.h.
20023 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20024 alpha_extra_constraint): Remove.
20025 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20026 * config/alpha/alpha-protos.h: Update.
20027 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20028 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20029 (EXTRA_CONSTRAINT): Remove.
20030 * config/alpha/alpha.md: Include constraints.md.
20031 (adddi splitter): Use satisfies_constraint_*.
20032 * config/alpha/predicates.md (add_operand): Likewise.
20033 (sext_add_operand, addition_operation): Likewise.
20035 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20037 PR tree-optimization/29145
20038 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20039 in our handling of restrict qualified pointers.
20041 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20044 * doc/invoke.texi (Wunused-value): Update description.
20045 (Wextra): Delete item.
20046 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20047 value of Wunused-value.
20048 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20049 (c_finish_stmt_expr): Don't check extra_warnings.
20050 (emit_side_effect_warnings): The caller is responsible to check
20053 2007-02-11 Roger Sayle <roger@eyesopen.com>
20054 Matt Thomas <matt@3am-software.com>
20056 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20058 2007-02-11 Roger Sayle <roger@eyesopen.com>
20060 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20061 comparisons of POPCOUNT against zero.
20062 (simplify_const_relational_operation): Likewise.
20064 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20066 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20068 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20070 * dwarf2out.c (root_type): Delete unused function.
20072 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20074 * genattrtab.c (contained_in_p): Delete unused function.
20075 (write_expr_attr_cache): Likewise.
20077 2007-02-11 Jan Hubicka <jh@suse.cz>
20079 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20082 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20084 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20085 to add the REG_EQ* note.
20086 * see.c (see_merge_one_use_extension): Likewise.
20087 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20088 turn REG_EQUAL notes into REG_EQUIV notes if the target
20089 register may have more than one set.
20090 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20091 * gcse.c (try_replace_reg): Likewise.
20092 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20093 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20094 more than one REG_EQUIV note.
20095 * reload1.c (gen_reload): Use set_unique_reg_note.
20097 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20099 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20100 (ix86_builtin_conversion): New function.
20102 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20105 * tree.h (DECL_REPLACEABLE_P): New macro.
20106 * except.c (set_nothrow_function_flags): Likewise.
20108 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20109 Ira Rosen <irar@il.ibm.com>
20110 Dorit Nuzman <dorit@il.ibm.com>
20112 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20113 * targhooks.c (default_builtin_vectorized_conversion): New.
20114 * targhooks.h (default_builtin_vectorized_function): New declaration.
20115 * target.h (struct vectorize): Add builtin_conversion field.
20116 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20117 stmt_vec_info_type value.
20118 (vectorizable_conversion): New declaration.
20119 * tree-vect-analyze.c (vect_analyze_operations): Add
20120 vectorizable_conversion call.
20121 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20122 * tree-vect-transform.c (vectorizable_conversion): New function.
20123 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20124 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20126 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20127 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20128 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20129 or ALTIVEC_BUILTIN_VCFSX.
20131 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20134 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20135 CONST_DOUBLE and operand 0 is a hard register.
20136 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20137 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20138 is a hard floating-point register.
20140 2007-02-10 Richard Henderson <rth@redhat.com>
20141 Jakub Jelinek <jakub@redhat.com>
20142 Alexandre Oliva <aoliva@redhat.com>
20144 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20145 * builtin-types.def (BT_WORD): Make unsigned.
20146 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20147 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20148 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20149 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20150 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20151 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20153 * expr.c (emutls_var_address): New.
20154 (expand_expr_real_1): Expand emulated tls.
20155 (expand_expr_addr_expr_1): Likewise.
20156 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20157 * output.h (emutls_finish): Declare.
20158 * toplev.c (compile_file): Call it.
20159 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20160 address before wrapping in CONST.
20161 * varasm.c (emutls_htab, emutls_object_type): New.
20162 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20163 (get_emutls_object_name, get_emutls_object_type): New.
20164 (get_emutls_init_templ_addr, emutls_decl): New.
20165 (emutls_common_1, emutls_finish): New.
20166 (assemble_variable): When emulating tls, swap decls; generate
20167 constructor for the emutls objects.
20168 (do_assemble_alias): When emulating tls, swap decl and target name.
20169 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20171 * varpool.c (decide_is_variable_needed): Look at force_output.
20172 Recurse for emulated tls.
20173 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20174 with decide_is_variable_needed.
20175 * emutls.c: New file.
20176 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20177 tls_object for real tls.
20179 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20181 PR rtl-optimization/29599
20182 * reload1.c (eliminate_regs_in_insn): Take the destination
20183 mode into account when computing the offset.
20185 2007-02-09 Stuart Hastings <stuart@apple.com>
20186 Richard Henderson <rth@redhat.com>
20188 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20189 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20190 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20191 fixuns_truncdfhi2): New.
20192 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20193 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20194 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20195 (floatunssidf2): Allow nonimmediate source.
20196 * config/i386/sse.md (movdi_to_sse): New.
20197 (vec_concatv2di): Drop '*'.
20198 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20199 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20200 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20202 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20203 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20204 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20205 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20206 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20207 ix86_build_const_vector.
20208 (x86_emit_floatuns): Rewrite.
20210 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20212 * genautomata.c (longest_path_length): Delete unused function.
20213 (struct state): Delete unused longest_path_length.
20214 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20215 (get_free_state): Delete unused.
20217 2007-02-09 Jan Hubicka <jh@suse.cz>
20219 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20220 * doc/invoke.texi (inline-unit-growth): Update default value.
20222 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20223 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20224 (rebuild_cgraph_edges): Likewise.
20225 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20226 (dump_cgraph_node): Dump frequencies.
20227 (cgraph_clone_edge): Add frequency scales.
20228 (cgraph_clone_node): Add freuqnecy.
20229 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20230 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20231 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20232 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20233 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20234 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20235 (save_inline_function_body): Likewise.
20236 * ipa-inline.c: inluce rtl.h
20237 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20238 (cgraph_edge_badness): Use frequencies.
20239 (cgraph_decide_recursive_inlining): Update clonning.
20240 (cgraph_decide_inlining_of_small_function): Dump frequency.
20241 * predict.c (estimate_bb_frequencies): Export.
20242 * predict.h (estimate_bb_frequencies): Declare.
20243 * tree-inline.c (copy_bb): Watch overflows.
20244 (expand_call_inline): Update call of cgraph_create_edge.
20245 (optimize_inline_calls): Use TODO flags to update frequnecies.
20246 * passes.h: Include predict.h
20247 (init_optimization_passes): Move profile ahead.
20248 (execute_function_todo): Handle TODO_rebuild_frequencies.
20250 2007-02-09 Roger Sayle <roger@eyesopen.com>
20252 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20253 the insbl or inswl pattern into a register.
20255 2007-02-09 Roger Sayle <roger@eyesopen.com>
20257 * config/ia64/ia64.md (bswapdi2): New define_insn.
20259 2007-02-09 Richard Henderson <rth@redhat.com>
20261 * config/i386/constraints.md (Ym): New constraint.
20262 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20263 (movdi_1_rex64): Split sse and xmm general register moves from
20264 memory move alternatives. Use conditional register constraints.
20265 (movsf_1, movdf_integer): Likewise.
20266 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20267 (movdf_integer_rex64): New.
20268 (pushsf_rex64): Fix output constraints.
20269 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20270 (sse2_stored): Likewise.
20271 (sse2_storeq_rex64): New.
20272 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20273 amd and not generic.
20274 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20275 for optimize_size. Remove SF/DFmode hack.
20277 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20279 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20282 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20283 Richard Sandiford <richard@codesourcery.com>
20285 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20286 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20287 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20288 m68k/t-mlib to tmake_file.
20289 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20290 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20291 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20292 Allow it to be cf or m68k. Set m68k_arch_family. If that
20293 variable is not empty, add t-$m68k_arch_family to tmake_file.
20294 Add t-mlibs to tmake_file.
20295 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20296 * config/m68k/t-cf: New file.
20297 * config/m68k/t-m68k: Likewise.
20298 * config/m68k/t-mlibs: Likewise.
20299 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20300 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20301 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20302 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20303 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20305 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20306 (INSTALL_LIBGCC): Delete.
20307 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20308 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20310 (M68K_MLIB_CPU): Define.
20311 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20312 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20313 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20315 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20316 Richard Guenther <rguenther@suse.de>
20318 PR middle-end/23361
20319 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20320 against INT_MIN/INT_MAX.
20321 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20322 file if a loop is removed.
20324 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20326 * calls.c (store_one_arg): Pass correct alignment to
20327 emit_push_insn for non-BLKmode values.
20328 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20329 unaligned stack slot via a suitably aligned slot.
20331 2007-02-08 DJ Delorie <dj@redhat.com>
20333 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20335 (legal_subregs): Use unsigned char, make const.
20336 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20338 2007-02-08 Paul Brook <paul@codesourcery.com>
20340 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20341 special interworking needed.
20343 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20345 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20346 conditional to __SSE2__.
20347 (Entries below should have been added to first ChangeLog
20348 entry for amdfam10 dated 2007-02-05)
20349 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20351 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20353 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20356 2007-02-08 DJ Delorie <dj@redhat.com>
20358 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20359 * config/m32c/m32c.c (legal_subregs): New.
20360 (m32c_illegal_subreg_p): New.
20361 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20362 unsupported subregs of hard regs.
20364 2007-02-08 Jan Hubicka <jh@suse.cz>
20366 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20367 the same one; always update histograms.
20369 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20371 * passes.c (init_optimization_passes): Tidy comment.
20373 2007-02-08 Roger Sayle <roger@eyesopen.com>
20375 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20376 strip zero_extend, bswap and rotates from POCOUNT's argument.
20377 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20378 zero_extend and rotates from PARITY's argument.
20379 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20380 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20381 of an integer constant at compile-time.
20383 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20386 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20388 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20391 * tree-ssa-live.c (remove_unused_locals): Do not remove
20392 TREE_ADDRESSABLE variables.
20393 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20394 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20395 FOR_CLOBBER. Update all users.
20396 If VAR has an associated alias set, add a virtual operand for
20397 it if no alias is found to conflict with the memory reference.
20399 2007-02-07 Jan Hubicka <jh@suse.cz>
20400 Robert Kidd <rkidd@crhc.uiuc.edu>
20402 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20404 2007-02-07 Ian Lance Taylor <iant@google.com>
20406 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20408 2007-02-07 Roger Sayle <roger@eyesopen.com>
20410 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20411 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20412 tablejumpdi, movsi_to_cr_one): Remove constraints from
20413 define_expand's match_operands.
20415 2007-02-07 Roger Sayle <roger@eyesopen.com>
20417 * global.c (compute_regsets): Move declatation of "i" inside of
20418 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20420 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20423 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20424 of INDIRECT_REF <RESULT_DECL>.
20426 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20428 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20429 Kaz Kojima <kkojima@gcc.gnu.org>
20432 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20434 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20436 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20438 * doc/loop.texi: Document possibility not to perform disambiguation
20439 of loops with multiple latches.
20440 * cfgloopmanip.c (alp_enum_p): Removed.
20441 (add_loop): Handle subloops. Use get_loop_body_with_size.
20442 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20443 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20444 the new forwarder block.
20445 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20446 Handle the case latch is NULL.
20447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20448 modifications when marking loop exits.
20449 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20451 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20452 disambiguate_loops_with_multiple_latches.
20453 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20454 before fix_loop_structure.
20455 * cfgloop.c: Include pointer-set.h and output.h.
20456 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20457 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20458 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20459 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20460 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20461 disambiguate_multiple_latches, get_loop_body_with_size,
20462 disambiguate_loops_with_multiple_latches): New functions.
20463 (flow_loop_dump): Dump multiple latch edges.
20464 (flow_loop_nodes_find): Handle loops with multiple latches.
20465 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20466 (glb_enum_p): Modified.
20467 (get_loop_body): Use get_loop_body_with_size.
20468 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20469 (AVOID_CFG_MODIFICATIONS): New constant.
20470 (disambiguate_loops_with_multiple_latches, add_loop,
20471 get_loop_body_with_size): Declare.
20472 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20474 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20476 PR inline-asm/28686
20477 * global.c (compute_regsets): New function.
20478 (global_alloc): Refactored ELIMINABLE_REGSET
20479 and NO_GLOBAL_ALLOC_REGS computation out.
20480 (rest_of_handle_global_alloc): Call compute_regsets()
20481 for non-optimizing case.
20483 2007-02-06 Richard Henderson <rth@redhat.com>
20485 * config/i386/constraints.md (Y2): Rename from Y.
20486 (Yi): New constraint.
20487 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20488 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20489 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20490 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20491 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20492 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20493 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20494 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20495 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20496 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20497 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20498 vec_extractv2si_1): Change Y constraints to Y2.
20499 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20500 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20501 Change Y constraints to Y2.
20502 (sse2_loadld): Change Y constraints to x.
20504 2007-02-06 Roger Sayle <roger@eyesopen.com>
20506 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20507 (parity<mode>2): New define_expand using rs6000_emit_parity.
20508 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20509 rs6000_emit_parity): New functions.
20510 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20511 rs6000_emit_parity): Prototype here.
20513 2007-02-06 Ian Lance Taylor <iant@google.com>
20515 * lower-subreg.c (simple_move_operand): Reject CONST.
20516 (resolve_clobber): Call validate_change rather than directly
20517 assigning to XEXP (pat, 0).
20519 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20521 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20522 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20523 (tree-cfg.o): Remove hashtab.h dependency.
20525 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20526 (struct ivopts_data): Change niters to pointer_map_t.
20527 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20528 (niter_for_exit): Create pointer_map on demand. Change for
20530 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20531 (free_loop_data): Destroy data->niters if created and reset field.
20532 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20533 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20535 * tree-ssa-reassoc.c: Include pointer-set.h.
20536 (bb_rank): Change to long *.
20537 (operand_rank): Change to pointer_map_t.
20538 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20539 (insert_operand_rank): Accept long.
20540 (operand_entry_hash, operand_entry_eq): Remove.
20541 (get_rank): Return long. Adjust for changes above.
20542 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20544 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20546 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20547 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20548 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20550 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20551 directly since it cannot be NULL.
20552 (get_vi_for_tree): Rewrite for pointer_map API.
20553 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20554 (init_alias_vars): Create vi_for_tree as pointer_map.
20555 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20557 * tree-cfg.c: Don't include hashtab.h.
20558 (edge_to_cases): Declare as pointer_map.
20559 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20561 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20562 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20563 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20565 (record_switch_edge): Delete.
20566 (get_cases_for_edge): Adjust for pointer_map API, inline
20567 record_switch_edge (rewritten for new API), remove goto.
20569 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20571 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20572 * tree-nested.c: Include pointer-set.h.
20573 (var_map_elt, var_map_eq, var_map_hash): Delete.
20574 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20575 to pointer_map_t's.
20576 (nesting_info_bitmap_obstack): New.
20577 (lookup_field_for_decl): Adjust for pointer_map API.
20578 (lookup_tramp_for_decl): Adjust for pointer_map API.
20579 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20580 (get_local_debug_decl): Adjust for pointer_map API.
20581 (convert_nl_goto_reference): Adjust for pointer_map API.
20582 (convert_nl_goto_receiver): Adjust for pointer_map API.
20583 (create_nesting_tree): Create outside GGC space. Create bitmap on
20584 the new obstack. Create field_map and var_map as pointer_maps.
20585 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20587 (lower_nested_functions): Move root here, no need to NULL it.
20588 Initialize and release the obstack.
20590 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20592 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20593 Remove prototypes and make them non-static.
20594 (struct tree_int_map): Remove.
20595 * tree.h (struct tree_int_map): Move here, turning TO into an
20597 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20599 * tree.h (TREE_COMPLEXITY): Remove.
20600 (struct tree_exp): Remove complexity field.
20601 * tree.c (build1_stat): Don't set it.
20603 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20604 Victor Kaplansky <victork@il.ibm.com>
20606 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20607 (vect_is_simple_reduction): Support reduction with induction as
20608 one of the operands.
20609 (vect_is_simple_iv_evolution): Fix formatting.
20610 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20611 formatting. Don't mark induction phis for vectorization.
20612 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20613 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20614 (vect_get_vec_def_for_operand): Support induction.
20615 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20617 (vectorizable_reduction): Support reduction with induction as one of
20619 (vectorizable_type_demotion): Use def-type of stmt argument rather
20620 than dummy def-type.
20622 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20623 flag_tree_scev_cprop.
20624 * common.opt (tree-scev-cprop): New flag.
20626 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20627 call to vect_get_new_vect_var.
20629 2007-02-06 Ira Rosen <irar@il.ibm.com>
20631 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20632 vectype is not NULL.
20633 (vect_pattern_recog_1): Likewise.
20635 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20637 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20638 (fold_negate_expr): Likewise.
20640 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20643 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20644 even if cv-qualification is the same.
20646 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20648 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20649 __enable_execute_stack on completion.
20651 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20653 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20654 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20655 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20656 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20657 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20658 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20659 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20660 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20664 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20665 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20666 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20667 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20668 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20669 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20670 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20671 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20672 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20673 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20674 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20675 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20676 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20677 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20678 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20679 sqrtextenddfxf2_i387): Added amdfam10_decode.
20681 * config/i386/athlon.md (athlon_idirect_amdfam10,
20682 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20683 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20684 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20685 athlon_ivector_store_amdfam10): New define_insn_reservation.
20686 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20691 * config/i386/athlon.md (athlon_call_amdfam10,
20692 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20693 define_insn_reservation.
20694 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20695 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20696 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20700 * config/i386/athlon.md (athlon_sseld_amdfam10,
20701 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20702 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20706 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20707 define_insn_reservation.
20708 * config/i386/i386.md (sseins): Added sseins to define_attr type
20709 and define_attr unit.
20710 * config/i386/sse.md: Set type attribute to sseins for insertq
20713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20715 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20716 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20717 ssecomi_load_amdfam10, ssecomi_amdfam10,
20718 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20719 define_insn_reservation.
20720 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20724 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20725 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20726 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20727 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20728 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20729 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20730 define_insn_reservation.
20732 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20733 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20734 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20735 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20736 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20740 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20741 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20742 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20743 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20744 athlon_ssemul_load_k8): Added amdfam10.
20746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20748 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20749 (x86_sse_unaligned_move_optimal): New variable.
20751 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20753 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20754 for unaligned vector SSE double/single precision loads for AMDFAM10.
20756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20758 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20759 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20760 Define TARGET_CPU_DEFAULT_amdfam10.
20761 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20762 (processor_type): Add PROCESSOR_AMDFAM10.
20764 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20765 processor_type in config/i386/i386.h.
20766 Enable imul peepholes for TARGET_AMDFAM10.
20768 * config.gcc: Add support for --with-cpu option for amdfam10.
20770 * config/i386/i386.c (amdfam10_cost): New variable.
20771 (m_AMDFAM10): New macro.
20772 (m_ATHLON_K8_AMDFAM10): New macro.
20773 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20774 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20775 x86_promote_QImode, x86_integer_DFmode_moves,
20776 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20777 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20778 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20779 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20780 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20781 Enable/disable for amdfam10.
20782 (override_options): Add amdfam10_cost to processor_target_table.
20783 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20784 processor_alias_table.
20785 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20786 (ix86_adjust_cost): Add code for amdfam10.
20788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20790 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20791 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20792 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20793 * config/i386/i386.h: Add builtin definition for SSE4A.
20794 * config/i386/i386.md: Add support for ABM instructions
20795 (popcnt and lzcnt).
20796 * config/i386/sse.md: Add support for SSE4A instructions
20797 (movntss, movntsd, extrq, insertq).
20798 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20799 Add -march=amdfam10 flag.
20800 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20801 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20803 * doc/extend.texi: Add documentation for SSE4A builtins.
20805 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20807 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20809 2007-02-05 Richard Guenther <rguenther@suse.de>
20811 * tree-vectorizer.h (vectorizable_function): Add argument type
20812 argument, change return type.
20813 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20814 * tree-vect-transform.c (vectorizable_function): Handle extra
20815 argument, return vectorized function decl.
20816 (build_vectorized_function_call): Remove.
20817 (vectorizable_call): Handle calls with result and argument types
20818 differing. Handle loop vectorization factor correctly.
20819 * targhooks.c (default_builtin_vectorized_function): Adjust for
20821 * targhooks.h (default_builtin_vectorized_function): Likewise.
20822 * target.h (builtin_vectorized_function): Add argument type
20824 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20825 extra argument, allow vectorizing of lrintf.
20826 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20827 documentation of target hook.
20829 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20832 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20833 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20834 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20836 2007-02-05 Roger Sayle <roger@eyesopen.com>
20838 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20839 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20840 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20841 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20842 before canonicalizing sincos to cexpi.
20843 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20845 2007-02-05 Roger Sayle <roger@eyesopen.com>
20847 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20848 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20849 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20851 2007-02-05 Roger Sayle <roger@eyesopen.com>
20853 * mips-tfile.c (initialize_init_file): Correct endianness test.
20855 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20857 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20858 the 'y' constraint.
20860 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20862 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20863 saves in a PARALLEL before the register assignments.
20865 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20867 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20868 DWARF_FRAME_RETURN_COLUMN to be a general register.
20869 * dwarf2out.c (init_return_column_size): New function, split from...
20870 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20871 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20872 to be nongeneral registers.
20873 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20875 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20876 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20878 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20880 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20882 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20884 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20885 (remove_path): Use can_remove_branch_p and remove_branch instead
20886 of loop_delete_branch_edge.
20887 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20888 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20889 Update profile using scale_dominated_blocks_in_loop.
20890 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20891 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20892 (can_remove_branch_p, remove_branch): Declare.
20893 * tree-cfg.c (tree_can_remove_branch_p): New function.
20894 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20895 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20896 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20898 2007-02-05 Jan Hubicka <jh@suse.cz>
20900 PR middle-end/30696
20901 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20902 nodes in cgraph, don't remove offline copy of the function.
20904 2007-02-04 Jan Hubicka <jh@suse.cz>
20906 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20907 vectors might cause maybe_lookup_element_for_expr to be called
20908 on non-sra-candidate.
20910 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20912 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20913 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20914 spelling conventions.
20916 2007-02-04 Richard Guenther <rguenther@suse.de>
20918 PR middle-end/30636
20919 * fold-const.c (try_move_mult_to_index): Make sure to not
20920 overflow one dimension of a multi-dimensional array access.
20922 2007-02-04 Jan Hubicka <jh@suse.cz>
20924 * passes.c (init_optimization_passes): Reindent.
20926 2007-02-04 Jan Hubicka <jh@suse.cz>
20927 Eric Botcazou <ebotcazou@adacore.com>
20929 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20930 (execute_fixup_cfg): Break out the abnormal goto code.
20931 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20932 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20933 (optimize_inline_calls): Call make_nonlocal_label_edges.
20935 2007-02-04 Jan Hubicka <jh@suse.cz>
20937 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20938 true when something was changed.
20939 (rename_ssa_copies): When something was changed, do
20940 TODO_remove_unused_locals.
20941 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20942 add TODO_remove_unused_locals when instruction was removed.
20944 2007-02-04 Jan Hubicka <jh@suse.cz>
20946 * ipa-inline.c (try_inline): Improve debug output; work on already
20948 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20949 call try_inline for already inlined edges too when flattening;
20950 inline also functions that make callee growth but overall unit size
20953 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20955 * config/m32c/bitops.md, config/m32c/jump.md,
20956 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20957 config/m32r/m32r.h, config/m32r/m32r.md,
20958 config/m32r/predicates.md, config/m68hc11/larith.asm,
20959 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20960 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20961 config/mips/mips-protos.h, config/mips/mips.c,
20962 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20963 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20964 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20965 spelling conventions.
20967 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20968 Follow spelling conventions.
20970 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20972 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20973 warn about C++0x compatibility.
20975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20977 * config/h8300/h8300.c, config/h8300/h8300.h,
20978 config/h8300/h8300.md: Follow spelling conventions.
20980 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20982 PR middle-end/30667
20983 * combine.c (try_combine): Do not substitute source operand
20984 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20986 2007-02-03 Jan Hubicka <jh@suse.cz>
20988 PR gcov-profile/30650
20989 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20990 do not divide by zero for never executed counters.
20991 (tree_find_values_to_profile): Fix counters.
20992 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20994 2007-02-03 Ian Lance Taylor <iant@google.com>
20996 * lower-subreg.c (simple_move_operand): New static function,
20997 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20999 (simple_move): Call simple_move_operand.
21000 (find_decomposable_subregs): Add special handling of MEMs.
21001 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21002 meaning of return value. If we see a hard register, test whether
21003 it can store a word_mode value. Change all callers.
21005 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21007 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21008 ftrapv insns and expanders.
21009 (subdi3): Change define_expand operand 1 to arith11_operand, and
21010 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21011 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21012 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21015 PR middle-end/30174
21016 * varasm.c (notice_global_symbol): Treat global objects as weak when
21017 flag_shlib is true.
21019 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21021 * emit-rtl.c (dconstpi): Delete.
21022 (dconstsqrt2): New.
21023 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21024 * real.h (dconstpi): Delete.
21025 (dconstsqrt2): New.
21026 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21027 (fold_builtin_hypot): Likewise.
21029 2007-02-03 Tom Tromey <tromey@redhat.com>
21032 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21033 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21035 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21037 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21038 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21039 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21040 config/rs6000/cell.md, config/rs6000/darwin.h,
21041 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21042 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21043 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21044 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21045 typos. Follow spelling conventions.
21046 * doc/invoke.texi: Follow spelling conventions.
21048 2007-02-03 Roger Sayle <roger@eyesopen.com>
21050 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21051 canonicalization transformations that attempt to simplify integer
21052 constant comparisons to become comparisons against zero.
21054 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21056 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21058 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21059 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21061 2007-02-02 Mike Stump <mrs@apple.com>
21063 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21064 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21065 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21066 generate a branch island.
21068 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21070 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21071 (xtensa_legitimate_address_p): New.
21072 (xtensa_legitimize_address): New.
21073 (xtensa_output_addr_const_extra): New.
21074 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21076 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21077 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21078 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21079 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21080 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21081 (xtensa_legitimize_address): New.
21082 (xtensa_output_addr_const_extra): New.
21084 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21086 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21088 2007-02-02 Ian Lance Taylor <iant@google.com>
21090 * expmed.c (expand_divmod): Add comment.
21092 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21094 * emit-rtl.c (renumber_insns): Remove.
21095 * flags.h: Remove the extern for flag_renumber_insns.
21096 * rtl.h: Remove the prototype for renumber_insns.
21097 * toplev.c (flag_renumber_insns): Remove.
21099 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21101 Revert for x86 darwin:
21102 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21104 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21105 code before the following patch under TARGET_MACHO.
21106 (ix86_function_value_regno_p): Likewise.
21108 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21110 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21113 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21116 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21117 loads to general or fp registers. Add comments.
21118 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21120 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21122 * pointer-set.c (insert_aux): Only return insertion slot.
21123 (pointer_set_insert): Adjust.
21124 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21125 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21126 pointer_map_traverse): New.
21127 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21128 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21129 pointer_map_contains, pointer_map_traverse): Declare.
21131 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21133 PR middle-end/30473
21134 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21135 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21137 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21139 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21141 (struct _dep): New type.
21142 (dep_t): New typedef.
21143 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21144 (DEP_STATUS): New access macro. The macro with the same name was
21145 renamed to DEP_LINK_STATUS.
21146 (dep_init): Declare function
21148 (struct _dep_link): New type.
21149 (dep_link_t): New typedef.
21150 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21151 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21152 (DEP_LINK_STATUS): New macro.
21153 (debug_dep_links): New debug function.
21155 (struct _deps_list): New type.
21156 (deps_list_t): New typedef.
21157 (DEPS_LIST_FIRST): New access macro.
21158 (FOR_EACH_DEP_LINK): New cycle macro.
21159 (create_deps_list, free_deps_list, delete_deps_list): Declare
21161 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21162 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21163 (copy_deps_list_change_con): Ditto.
21165 (move_dep_link): Declare function.
21167 (struct _dep_node): New type.
21168 (dep_node_t): New typedef.
21169 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21171 (struct haifa_insn_data.back_deps): New field to hold backward
21172 dependencies of the insn.
21173 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21175 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21176 Change its type to deps_list_t.
21177 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21178 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21179 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21181 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21183 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21185 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21187 (dep_cost): Declare.
21189 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21190 (ds_to_dk, dk_to_ds): New functions.
21192 (init_dep_1): New static function.
21193 (init_dep): New function.
21194 (copy_dep): New static function.
21196 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21198 (detach_dep_link): New static function.
21199 (move_dep_link): New function.
21201 (dep_links_consistent_p, dump_dep_links): New static functions.
21202 (debug_dep_links): New debugging function.
21204 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21206 (alloc_deps_list, init_deps_list): New static functions.
21207 (create_deps_list): New function.
21208 (clear_deps_list): New static function.
21209 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21210 (deps_list_consistent_p, dump_deps_list): New static functions.
21211 (debug_deps_list): New function.
21212 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21214 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21216 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21217 use new scheduler dependencies lists.
21218 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21219 (sched_analyze): Ditto. Initialize dependencies lists.
21220 (add_forw_dep, compute_forward_dependences): Update to use new
21221 scheduler dependencies lists.
21223 (init_dependency_caches): Init deps_obstack.
21224 (free_dependency_caches): Free deps_obstack.
21226 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21227 new scheduler dependencies lists.
21228 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21229 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21231 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21232 Update to use new scheduler dependencies lists.
21233 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21234 (debug_dependencies): Ditto.
21235 (schedule_region): Update comments.
21237 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21238 scheduler dependencies lists.
21239 (schedule_ebb): Update comments.
21241 * rtl.def (DEPS_LIST): Remove.
21243 * lists.c (unused_deps_list): Remove.
21244 (free_list): Update assertions.
21246 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21247 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21249 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21250 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21252 * haifa-sched.c (comments): Update.
21253 (insn_cost1): Remove. Inline the code into insn_cost ().
21254 (insn_cost): Update to use new scheduler dependencies lists. Move
21255 processing of the dependency cost to dep_cost ().
21256 (dep_cost): New function. Use it instead of insn_cost () when
21257 evaluating cost of the dependency. Use compatible interface to
21258 interact with the target.
21259 (priority): Update to use new scheduler dependencies lists.
21260 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21261 with greater number of insns that depend on the insn.
21262 (schedule_insn): Update to use new scheduler dependencies lists. Add
21263 code to free backward dependencies lists. Inline and optimize code
21264 from resolve_dep () - see PR28071.
21265 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21266 lists. Update call to targetm.sched.is_costly_dependence hook.
21268 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21269 scheduler dependencies lists.
21271 (resolve_dep): Remove. Move the logic to schedule_insn ().
21272 (init_h_i_d): Initialize dependencies lists.
21274 (process_insn_depend_be_in_spec): Rename to
21275 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21276 dependencies lists.
21277 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21278 Update to use new scheduler dependencies lists.
21279 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21281 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21282 new scheduler dependencies lists.
21283 (build_intra_loop_deps): Ditto.
21285 * target.h (struct _dep): Declare to use in
21286 gcc_target.sched.is_costly_dependence.
21287 (struct gcc_target.sched.adjust_cost): Fix typo.
21288 (struct gcc_target.sched.is_costly_dependence): Change signature to
21289 use single dep_t parameter instead of an equivalent triad.
21290 (struct gcc_target.sched.adjust_cost_2): Remove.
21292 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21294 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21296 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21298 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21300 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21301 (REG_DEP_TRUE): Document.
21303 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21304 Change signature to correspond to the targetm.sched.adjust_cost hook.
21305 Update use in TARGET_SCHED_ADJUST_COST_2.
21306 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21307 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21308 new scheduler dependencies lists.
21309 (ia64_gen_check): Ditto.
21311 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21312 scheduler dependencies lists.
21314 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21315 signature to correspond to the targetm.sched.is_costly_dependence hook.
21316 (is_costly_group): Update to use new scheduler dependencies lists.
21318 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21319 instead of INSN_COST () macro.
21321 2007-02-01 Ian Lance Taylor <iant@google.com>
21323 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21325 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21327 * pa.md (tp_load): Correct mfctl instruction syntax.
21329 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21331 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21332 altivec_padding_size calculation on AIX. Improve comment, add
21333 assert to verify that it's right.
21335 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21338 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21340 PR inline-asm/28686
21341 * global.c (global_alloc): Add mising initialization of
21344 2007-02-01 Roger Sayle <roger@eyesopen.com>
21346 * alias.c (init_alias_analysis): Correct whitespace.
21347 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21348 partition_hot_cold_basic_blocks): Likewise.
21349 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21350 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21351 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21352 fold_builtin_snprintf_chk, fold_builtin_printf,
21353 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21354 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21355 * cfgcleanup.c (cleanup_cfg): Likewise.
21356 * cfgexpand.c (tree_expand_cfg): Likewise.
21357 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21358 * function.c (get_next_funcdef_no): Likewise.
21359 * gengtype.c (main): Likewise.
21360 * genmodes.c (main): Likewise.
21361 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21362 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21363 * ifcvt.c (noce_emit_move_insn): Likewise.
21364 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21366 * stor-layout.c (get_best_mode): Likewise.
21367 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21368 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21369 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21370 perform_var_substitution, solve_graph): Likewise.
21371 * tree-vrp.c (vrp_finalize): Likewise.
21373 2007-02-01 Ian Lance Taylor <iant@google.com>
21375 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21376 high part of a paradoxical subreg, return a constant zero.
21378 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21380 * toplev.c (lang_dependent_init): Call init_set_costs.
21381 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21383 2007-02-01 Richard Guenther <rguenther@suse.de>
21385 PR middle-end/30656
21386 * fold-const.c (fold_negate_expr): Allow negating a
21387 constant if overflow does not change.
21389 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21391 * doc/c-tree.texi (Expression trees): Improve markup.
21392 * doc/tm.texi (Register Classes, Addressing Modes)
21393 (Floating Point): Fix spacing after abbreviations. Fix some
21396 2007-02-01 Ben Elliston <bje@au.ibm.com>
21398 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21399 * doc/contrib.texi: Likewise.
21400 * doc/install.texi: Likewise.
21402 2007-01-31 Richard Henderson <rth@redhat.com>
21403 Ian Lance Taylor <iant@google.com>
21405 * lower-subreg.c: New file.
21406 * rtl.def (CONCATN): Define.
21407 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21408 pass_lower_subreg2.
21409 * emit-rtl.c (update_reg_offset): New static function, broken out
21410 of gen_rtx_REG_offset.
21411 (gen_rtx_REG_offset): Call update_reg_offset.
21412 (gen_reg_rtx_offset): New function.
21413 * regclass.c: Revert patch of 2006-03-05, restoring
21415 (clear_reg_info_regno): New function.
21416 * dwarf2out.c (concatn_loc_descriptor): New static function.
21417 (loc_descriptor): Handle CONCATN.
21418 * common.opt (fsplit_wide_types): New option.
21419 * opts.c (decode_options): Set flag_split_wide_types when
21421 * timevar.def (TV_LOWER_SUBREG): Define.
21422 * rtl.h (gen_reg_rtx_offset): Declare.
21423 (reg_scan_update): Declare.
21424 * regs.h (clear_reg_info_regno): Declare.
21425 * tree-pass.h (pass_lower_subreg): Declare.
21426 (pass_lower_subreg2): Declare.
21427 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21428 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21429 -fsplit-wide-types.
21430 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21431 * Makefile.in (OBJS-common): Add lower-subreg.o.
21432 (lower-subreg.o): New target.
21434 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21436 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21438 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21441 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21443 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21445 PR middle-end/29335
21446 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21448 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21450 * cfgloop.h: Include vec-prim.h.
21451 (enum li_flags): Remove LI_ONLY_OLD.
21452 (loop_iterator): Changed.
21453 (fel_next, fel_init): Iterate over loop tree.
21454 (FOR_EACH_LOOP_BREAK): New macro.
21455 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21457 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21458 * modulo-sched.c (sms_schedule): Ditto.
21459 * tree-vectorizer.c (vectorize_loops): Ditto.
21460 * doc/loop.texi: Update information on loop numbering and behavior of
21461 FOR_EACH_LOOP wrto new loops.
21462 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21463 add_to_evolution_1): Test nestedness of loops instead of comparing
21465 * tree-chrec.c (chrec_fold_plus_poly_poly,
21466 chrec_fold_multiply_poly_poly, chrec_evaluate,
21467 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21468 reset_evolution_in_loop): Ditto.
21469 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21471 2007-01-31 Dirk Mueller <dmueller@suse.de>
21473 * c-common.c (warn_about_parentheses): Separate warning about
21474 un-parenthized sequence of comparison operators from the one
21475 which is supposed to warn about x <= y <= z.
21477 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21479 * optabs.h (enum optab_index): Add new OTI_isinf.
21480 (isinf_optab): Define corresponding macro.
21481 * optabs.c (init_optabs): Initialize isinf_optab.
21482 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21484 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21485 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21487 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21488 expand_builtin_interclass_mathfn.
21489 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21490 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21491 (fxam<mode>2_i387): New insn pattern.
21492 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21493 built-in functions as x87 inline asm.
21495 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21497 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21499 2007-01-30 Eric Christopher <echristo@apple.com>
21501 * config.gcc: Add geode.
21503 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21505 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21506 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21507 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21508 value-prof.c: Fix comment typos.
21510 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21513 * doc/invoke.texi (Wpointer-arith): Document warning.
21515 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21517 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21518 the list of discrepancies from the draft TR.
21520 2007-01-30 Dirk Mueller <dmueller@suse.de>
21523 * doc/invoke.texi (-Wreturn-type): Update description to
21524 match new behavior.
21526 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21528 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21530 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21532 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21533 to handle optabs that operate on floating point input argument and
21534 output to integer output.
21535 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21536 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21537 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21538 expand_builtin_interclass_mathfn ().
21539 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21540 (ilogbsi2): Remove.
21541 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21542 ilogbl built-in functions as x87 intrinsics.
21544 2007-01-30 Richard Guenther <rguenther@suse.de>
21546 PR middle-end/27657
21547 * dwarf2out.c (reference_to_unused): Query varpool if the
21548 variable was output.
21550 2007-01-30 Richard Guenther <rguenther@suse.de>
21552 PR middle-end/30313
21553 * passes.c (execute_one_pass): Reset in_gimple_form to not
21554 confuse non-unit-at-a-time mode.
21556 2007-01-29 Roger Sayle <roger@eyesopen.com>
21557 Richard Guenther <rguenther@suse.de>
21559 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21560 avoid undefined behaviour on overflow. Use force_fit_type_double
21561 to construct the constant with the specified TREE_OVERFLOW.
21563 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21565 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21566 * config/dfp-bit.h: Ditto.
21568 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21570 * c-decl.c (pop_scope): Replace warnings with call to
21571 warn_for_unused_label.
21572 * c-common.h (warn_for_unused_label): Declare.
21573 * c-common.c (warn_for_unused_label): Define.
21575 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21577 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21580 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21582 * Makefile.in (USER_H): Remove decfloat.h.
21583 * ginclude/decfloat.h: Delete, moving contents to ...
21584 * ginclude/float.h: Add support for decimal floating point,
21585 guarded by __STDC_WANT_DEC_FP__.
21587 2007-01-29 Mike Stump <mrs@apple.com>
21589 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21590 Analysis and Representation to resolve case insensitive conflict.
21591 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21593 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21595 * tree.h (struct tree_memory_tag): Add aliases member.
21596 (MTAG_ALIASES): New macro.
21597 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21598 (add_may_alias): Remove pointer-set. Update for may_aliases being
21600 (mark_aliases_call_clobbered): Update for may_aliases being a
21602 (compute_tag_properties): Ditto.
21603 (create_partition_for): Ditto.
21604 (compute_memory_partitions): Ditto.
21605 (dump_may_aliases_for): Ditto.
21606 (is_aliased_with): Ditto.
21607 (add_may_alias_for_new_tag): Ditto.
21608 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21609 (compute_is_aliased): New function.
21610 (compute_may_aliases): Call compute_is_aliased).
21611 (init_alias_info): Initialize alias_bitmap_obstack.
21612 (union_alias_set_into): New function.
21613 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21614 (have_common_aliases_p): Rewrite to take two bitmaps and use
21616 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21617 Update for bitmaps.
21618 (finalize_ref_all_pointers): Update for add_may_alias changes.
21619 (new_type_alias): Ditto.
21620 * tree-flow-inline.h (may_aliases): Return a bitmap.
21621 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21622 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21623 may_aliases being a bitmap.
21624 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21625 may_aliases now returns a bitmap.
21626 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21628 * tree-ssa-operands.c (add_virtual_operand): Update for
21629 may_aliases being a bitmap.
21631 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21633 PR tree-optimization/30630
21634 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21635 variable as changed.
21637 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21640 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21641 expanded only once even if an error occurs.
21643 2007-01-29 Ben Elliston <bje@au.ibm.com>
21645 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21646 (__gcov_average_profiler): Likewise.
21647 (__gcov_ior_profiler): Likewise.
21648 (__gcov_merge_ior): Likewise.
21650 2007-01-28 Jan Hubicka <jh@suse.cz>
21652 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21653 * value-prof.c (stringop_block_profile): Likewise.
21655 2007-01-28 Jan Hubicka <jh@suse.cz>
21657 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21658 Add variant handling histograms; add wrapper.
21659 (clear_storage_via_libcall): Export.
21660 (emit_block_move_hints): Break out from ...; add histograms.
21661 (emit_block_move): ... this one.
21662 (clear_storage_hints): Break out from ...; add histograms.
21663 (clear_storage): ... this one.
21664 (set_storage_via_memset): Handle histogram.
21665 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21666 (clear_storage_hints, clear_storage_via_libcall): Declare.
21667 (set_storage_via_setmem): Update prototype.
21668 * doc/md.texi (movmem, setmem): Document new arguments.
21670 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21671 Add new histograms.
21672 (stringop_block_profile): New global function.
21673 (tree_stringops_values_to_profile): Profile block size and alignment.
21674 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21676 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21677 (stringop_block_profile): Declare.
21678 * builtins.c: Include value-prof.h.
21679 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21680 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21681 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21682 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21683 * profile.c (instrument_values): Add new counters.
21684 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21686 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21687 (tree_init_edge_profiler): Build new profilers.
21688 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21689 (pass_tree_profile): Add dump.
21690 (tree_profile_hooks): Update.
21691 * Makefile.in (LIBGCOV): Add new constants.
21692 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21693 __gcov_ior_profiler): New.
21694 * i386.md (movmem/setmem expanders): Add new optional arguments.
21696 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21698 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21700 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21702 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21703 (tree_unswitch_single_loop): Pass eni_size_weights to
21704 tree_num_loop_insns.
21705 * tree-ssa-loop-manip.c: Include tree-inline.h.
21706 (can_unroll_loop_p): Pass eni_size_weights to
21707 tree_num_loop_insns.
21708 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21709 Pass eni_size_weights to estimate_num_insns.
21710 * tree.h (init_inline_once): Export.
21711 * toplev.c (backend_init): Call init_inline_once.
21712 * cgraphunit.c (cgraph_process_new_functions,
21713 cgraph_analyze_function): Pass eni_inlining_weights to
21714 estimate_num_insns.
21715 * ipa-inline.c (compute_inline_parameters): Ditto.
21716 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21717 to estimate_num_insns.
21718 (try_unroll_loop_completely): Pass eni_size_weights to
21719 tree_num_loop_insns.
21720 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21721 ot estimate_num_insns.
21722 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21723 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21724 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21725 eni_time_weights): New variables.
21726 (init_inline_once): Initialize them.
21727 (struct eni_data): Mew.
21728 (estimate_num_insns_1, estimate_num_insns): Use weights.
21729 * tree-inline.h (struct eni_weights_d): New.
21730 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21731 (estimate_num_insns): Declaration changed.
21732 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21733 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21734 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21736 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21738 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21739 relations in the conflict function is valid.
21741 2007-01-27 Ian Lance Taylor <iant@google.com>
21743 * common.opt: Add fstrict-overflow.
21744 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21745 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21746 (TYPE_OVERFLOW_UNDEFINED): Define.
21747 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21749 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21750 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21751 (fold_negate_expr): Likewise.
21752 (make_range): Likewise.
21753 (extract_muldiv_1): Likewise.
21754 (maybe_canonicalize_comparison): Likewise.
21755 (fold_comparison): Likewise.
21756 (fold_binary): Likewise.
21757 (tree_expr_nonnegative_p): Likewise.
21758 (tree_expr_nonzero_p): Likewise.
21759 * tree-vrp.c (compare_values): Likewise.
21760 (extract_range_from_binary_expr): Likewise.
21761 (extract_range_from_unary_expr): Likewise.
21762 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21764 (nowrap_type_p): Likewise.
21765 * tree-scalar-evolution.c (simple_iv): Likewise.
21766 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21767 (build_range_check): Likewise.
21768 (extract_muldiv_1): Likewise.
21769 (fold_comparison): Likewise.
21770 * tree-vrp.c (vrp_int_const_binop): Likewise.
21771 (extract_range_from_unary_expr): Likewise.
21772 * convert.c (convert_to_integer): Likewise.
21773 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21774 (fold_comparison): Likewise.
21775 (fold_binary): Likewise.
21776 * optabs.c (optab_for_tree_code): Likewise.
21777 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21778 * simplify-rtx.c (simplify_const_relational_operation): Check
21779 flag_strict_overflow and flag_trapv.
21780 (simplify_const_relational_operation): Likewise.
21781 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21782 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21785 2007-01-27 Roger Sayle <roger@eyesopen.com>
21787 * tree.c (tree_fold_gcd): Delete.
21788 * tree.h (tree_fold_gcd): Remove prototype.
21789 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21790 test whether one constant integer is a multiple of another. Instead
21791 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21792 * fold-const.c (multiple_of_p): We've determined both TOP and
21793 BOTTOM are integer constants so we can call int_const_binop directly
21794 instead of the more generic const_binop.
21796 2007-01-27 Roger Sayle <roger@eyesopen.com>
21798 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21799 1*X check that the constant hasn't overflowed, to preserve the
21801 (round_up): Provide an efficient implementation when rouding-up an
21802 INTEGER_CST to a power-of-two.
21804 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21806 * doc/sourcebuild.texi: Add comma for clarity.
21807 * doc/extend.texi: Fix some typos.
21808 * doc/passes.texi: Likewise.
21809 * doc/cppinternals.texi: Likewise.
21810 * doc/c-tree.texi: Likewise.
21811 * doc/tree-ssa.texi: Likewise.
21812 * doc/install.texi: Likewise.
21814 2007-01-27 Jan Hubicka <jh@suse.cz>
21816 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21817 (pass_sra): Do not require alias information.
21818 * passes.c (init_optimization_passes): Add SRA
21820 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21822 * tracer.c (rest_of_handle_tracer): We already cleaned
21823 up the CFG in tracer() so don't do it here again.
21824 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21825 cleanup_cfg here, either. And don't call renumber_insns.
21827 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21828 and BB_HEAD are in the insn stream here. Instead make sure
21829 that BB_INSN is valid on all insns. Also, do check here that
21830 there are no pending branch predictions...
21831 (rtl_verify_flow_info): ...instead of doing it here. Checks
21832 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21835 2007-01-26 Roger Sayle <roger@eyesopen.com>
21837 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21838 function to simplify/factorize operand order canonicalization.
21839 (ix86_fixup_binary_operands): Reorganize using the above function.
21840 (ix86_binary_operator_ok): Likewise.
21842 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21844 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21845 file scope from optimize_attrs.
21846 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21848 (optimize_attrs): Clear insn_code_values after freeing it.
21850 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21852 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21853 a parts.base assignment.
21855 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21857 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21858 (compute_subscript_distance, initialize_data_dependence_relation,
21859 finalize_ddr_dependent, analyze_ziv_subscript,
21860 analyze_siv_subscript_cst_affine,
21861 compute_overlap_steps_for_affine_univar,
21862 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21863 analyze_siv_subscript, analyze_miv_subscript,
21864 analyze_overlapping_iterations, subscript_dependence_tester_1,
21865 compute_self_dependence, free_dependence_relation): Work
21866 with affine_fn instead of chrecs.
21867 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21868 common_affine_function, affine_function_base,
21869 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21870 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21871 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21872 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21873 (all_chrecs_equal_p): Removed.
21874 * tree-data-ref.h (affine_fn, conflict_function): New types.
21875 (struct subscript): Change type of conflicting_iterations_in_a
21876 and conflicting_iterations_in_b.
21878 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21881 * config/pa/pa.h (TARGET_HPUX_11): New.
21882 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21883 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21885 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21886 Richard Guenther <rguenther@suse.de>
21888 * tree-ssa-structalias.c (solve_graph): Handle case
21889 we merged the variable to another.
21891 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21893 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21896 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21897 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21899 2007-01-25 DJ Delorie <dj@redhat.com>
21901 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21902 allow changes to modes which don't fit in those registers.
21904 * reload1.c (choose_reload_regs): Check for invalid subregs before
21905 computing their locations, not after.
21907 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21910 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21911 save Altivec registers in an eh_return function.
21912 (compute_vrsave_mask): Likewise.
21913 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21914 for saving Altivec registers.
21915 (rs6000_emit_prologue): Don't allocate stack twice in
21916 eh_return function. Correct expected value of altivec_save_offset
21917 when using save_world. Describe save of R0 to stack when using
21918 save_world. Describe stack pointer adjustment when using
21919 save_world. Remove duplicated eh_return parameter register saving.
21920 Update sp_offset variable after save_world.
21921 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21923 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21924 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21927 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21929 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21931 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21934 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21935 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21937 2007-01-25 Richard Guenther <rguenther@suse.de>
21939 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21940 * common.opt (-Wcoverage-mismatch): New warning option.
21941 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21942 if -Wcoverage-mismatch is given.
21944 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21946 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21947 (ipcp_driver): Change to static definition.
21948 Add dumping of the ifunctions.
21949 (constant_val_insert): Remove unused parameter. Support for SSA.
21950 (ipcp_propagate_const): Support for SSA.
21951 (ipcp_profile_bb_print): Print only analyzed nodes.
21952 (ipcp_replace_map_create): Remove support for Fortran constant
21954 * ipa-prop.c (ipa_method_modify_stmt,
21955 ipa_callsite_compute_param): Support for SSA.
21956 * ipa-prop.h (ipcp_driver): Remove declaration.
21957 (IS_VALID_TREE_MAP_INDEX): Add define.
21959 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21961 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21963 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21965 PR middle-end/30447
21966 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21967 constant argument to cabs and do it without checking for
21968 -funsafe-math-optimizations.
21970 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21972 * c-common.h (RID_FIRST_CXX0X): New.
21973 (RID_LAST_CXX0X): New.
21974 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21976 * c.opt (Wc++0x-compat): New.
21977 * doc/invoke.texi (-Wc++0x-compat): Document.
21979 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21981 * builtins.c (fold_builtin_carg): New.
21982 (fold_builtin_1): Use it.
21984 2007-01-24 Jan Hubicka <jh@suse.cz>
21986 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21988 * ipa-inline.c (initial_insns, max_insns): Delete.
21989 (compute_max_insns): New function.
21990 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21991 amount of insns as base for code growth.
21992 (cgraph_decide_inlining): Make initial_insns local; do not compute
21994 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21995 * doc/invoke.texi (inline-unit-growth): Update docs.
21997 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21999 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22000 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22001 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22002 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22003 for CPUs that have PTA_CX16 set.
22005 PR middle-end/27416
22006 * gimplify.c (omp_check_private): New function.
22007 (gimplify_scan_omp_clauses): Use it for
22008 firstprivate/lastprivate/reduction.
22010 PR middle-end/30494
22011 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22012 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22014 PR middle-end/30421
22015 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22016 If lower_lastprivate_clauses emits some statements, append them
22017 to dlist rather than body_p and to body_p append an initializer.
22018 (lower_omp_for): Adjust caller.
22020 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22022 * target.h (globalize_decl_name): New.
22023 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22024 * output.h (default_globalize_decl_name): New.
22025 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22027 (globalize_decl): Ditto.
22028 (default_globalize_decl_name): New.
22029 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22030 (ia64_handle_version_id_attribute): New.
22031 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22032 (ia64_asm_output_external): Use globalize_decl_name instead
22033 of globalize_label.
22034 * doc/extend.texi (version_id): New pragma.
22035 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22037 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22039 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22040 _uleb128_t and _Unwind_SWord with _sleb128_t.
22041 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22042 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22044 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22045 * unwind-pe.h (read_uleb128, read_sleb128,
22046 read_encoded_value_with_base): Likewise.
22047 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22049 2007-01-24 Richard Guenther <rguenther@suse.de>
22051 * builtins.c (expand_builtin_cexpi): Get the fndecl
22052 for cexp in the correct way.
22054 2007-01-24 Jan Hubicka <jh@suse.cz>
22056 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22059 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22061 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22062 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22063 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22064 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22065 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22066 __SIZEOF_PTRDIFF_T__.
22067 * doc/cpp.texi: Documentation for the new builtin macros added.
22069 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22071 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22072 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22073 instead of operands[2] to avoid access past the end of array.
22075 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22077 * reload1.c (emit_reload_insns): Pass the reload register
22078 for a non-spill output reload through forget_old_reloads_1.
22080 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22082 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22083 _SOFT_DOUBLE if doubles use software floating-point.
22084 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22085 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22086 * config/rs6000/darwin-ldouble.c: Also compile functions for
22087 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22088 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22089 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22090 commented-out long double override.
22091 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22092 * config/rs6000/eabispe.h: Likewise.
22093 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22094 long double for non-SPE.
22095 (rs6000_handle_option): Likewise.
22096 (invalid_e500_subreg): Disallow more subregs involding DImode,
22097 DFmode, TImode or TFmode.
22098 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22100 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22102 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22103 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22105 (rs6000_legitimate_address): Also check for TFmode for E500
22107 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22108 (spe_build_register_parallel): Handle TFmode and TCmode.
22109 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22111 (function_arg): Handle TFmode and TCmode for E500 double.
22112 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22114 (print_operand): Handle TFmode and TImode for %y.
22115 (rs6000_generate_compare): Handle TFmode comparisons for E500
22117 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22118 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22119 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22120 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22121 TFmode for E500 double.
22122 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22123 (floatsidf2): Enable for E500 double.
22124 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22125 (extenddftf2): Change to extenddftf2_fprs.
22126 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22127 depending on TARGET_E500_DOUBLE.
22128 (extendsftf2): Enable for E500 double.
22129 (trunctfdf2): Enable for E500 double.
22130 (trunctfsf2): Change to trunctfsf2_fprs.
22131 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22132 depending on TARGET_E500_DOUBLE.
22133 (floatsitf2): Enable for E500 double.
22134 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22135 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22136 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22137 (negtf2): Change to negtf2_internal.
22138 (negtf2): New expander.
22139 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22140 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22141 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22142 (movdi_internal32): Use rs6000_nonimmediate_operand.
22143 (unnamed splitter): Likewise.
22144 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22145 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22146 (SPE64TF, DITI): New mode macros.
22147 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22150 (frob_<mode>_di_2): New.
22151 (frob_tf_di_8_2): New.
22152 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22154 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22156 (frob_ti_<mode>_8_2): New.
22157 (frob_ti_tf_2): New.
22158 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22159 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22161 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22162 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22163 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22164 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22165 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22166 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22169 2007-01-23 Ian Lance Taylor <iant@google.com>
22171 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22173 (OBJS-archive): Reformat, alphabetize.
22174 (OBJS): Change out_object_file to OBJS-md.
22176 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22178 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22179 JUMP_P and CALL_P predicates where applicable.
22180 * config/i386/i386.c: Ditto.
22181 * config/i386/i386.md: Ditto.
22182 * config/i386/mmx.md: Ditto.
22183 * config/i386/predicates.md: Ditto.
22185 2007-01-22 Andreas Schwab <schwab@suse.de>
22187 * config/m68k/m68k.h: Fix comment.
22189 2007-01-22 Jan Hubicka <jh@suse.cz>
22191 * passes.c (init_optimization_passes): Do not rerun
22192 pass_early_warn_uninitialized.
22194 2007-01-22 Richard Guenther <rguenther@suse.de>
22196 PR tree-optimization/30038
22197 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22199 (execute_cse_sincos_1): Likewise.
22200 (execute_cse_sincos): Likewise.
22201 (gate_cse_sincos): Likewise.
22202 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22203 the cexpi() canonicalization of sincos().
22204 * tree-pass.h (pass_cse_sincos): Declare.
22205 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22207 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22209 PR rtl-optimization/29329
22210 * combine.c (replaced_rhs_insn): Rename to i2mod.
22211 (replaced_rhs_value): Rename to i2mod_new_rhs.
22212 (i2mod_old_rhs): New global variable.
22213 (combine_instructions): Adjust for above change. Save a copy of
22214 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22215 note are substituted in the second instruction.
22216 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22217 ditch the note if it pertains to the second eliminated register
22218 and this register is mentioned in i2mod_old_rhs.
22221 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22223 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22224 the insn to which the note was originally attached.
22226 2007-01-21 Jan Hubicka <jh@suse.cz>
22228 * ipa-inline.c (inlining_mode): Comment, move up.
22229 (cgraph_decide_inlining_incrementally): Do not perform inlining
22230 itself; fix handling of flattening of self recursive functions.
22231 (cgraph_find_cycles): Remove.
22232 (cgraph_flatten_node): Remove.
22233 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22234 (try_inline): New function.
22235 (cgraph_early_inlining): Update call of
22236 cgraph_decide_inlining_incrementally. Apply inlining here.
22237 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22239 2007-01-21 Dirk Mueller <dmueller@suse.de>
22242 * tree-vrp.c (check_array_bounds): do not warn
22243 about ADDR_EXPR's of ARRAY_REF's which are immediately
22244 used in binary expressions.
22246 2007-01-21 Ira Rosen <irar@il.ibm.com>
22248 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22249 read_write_dep and macros for its access.
22250 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22251 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22252 argument, call vect_check_interleaving for every independent pair of
22253 data-refs. Mark loads that access the same memory location as a store
22255 (vect_check_dependences): Remove.
22256 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22257 call, fix the call to vect_analyze_data_ref_dependence.
22258 (vect_analyze_data_ref_access): For statements that access the same
22259 data-ref, check that they are not stores; for loads, check that there
22260 is no store that access the same location.
22262 2007-01-20 Roger Sayle <roger@eyesopen.com>
22263 Joseph Myers <joseph@codesourcery.com>
22265 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22266 (-fdump-rtl-stack): Likewise.
22267 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22268 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22269 (-mpt-fixed): Use @minus{} for minus sign.
22270 (Using Precompiled Headers): Fix under/overfull hbox.
22272 2007-01-20 Jan Hubicka <jh@suse.cz>
22274 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22275 place within annotation.
22277 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22279 * pa.c (output_move_double): Change array size of xoperands to 4.
22281 2007-01-20 Jan Hubicka <jh@suse.cz>
22283 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22286 2007-01-19 Ian Lance Taylor <iant@google.com>
22288 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22289 constant to unsigned HOST_WIDE_INT before negating.
22291 2007-01-19 Ian Lance Taylor <iant@google.com>
22293 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22295 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22296 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22297 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22298 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22299 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22300 (realloc_vdef, realloc_vuse): Change second parameter to
22302 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22303 fields to unsigned.
22304 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22305 unsigned. Change x and lim locals to unsigned.
22306 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22308 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22309 (copy_virtual_operands): Change i and n locals to unsigned.
22311 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22313 PR middle-end/29335
22314 * builtins.c (fold_builtin_1): Handle builtin fdim.
22316 2007-01-20 Jan Hubicka <jh@suse.cz>
22318 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22319 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22320 init_alias_heapvars.
22321 (init_alias_heapvars): Initialize only when not already initialized.
22322 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22324 2007-01-19 Roger Sayle <roger@eyesopen.com>
22326 * common.opt (fsigned-zeros): New command line option.
22327 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22328 of flag_unsafe_math_optimizations.
22329 * opts.c (set_fast_math_flags): The -ffast-math command line option
22330 implies -fno-signed-zeros.
22331 (fast_math_flags_set_p): Likewise.
22333 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22334 the documentation of -ffast-math appropriately. Wrap long lines.
22336 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22338 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22339 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22341 2007-01-19 Tomas Bily <tbily@suse.cz>
22343 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22345 (tree_init_ic_make_global_vars): New function
22346 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22347 (tree_gen_ic_profiler): New function
22348 (tree_gen_ic_func_profiler): New function
22349 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22350 (tree_profile_hooks): Added hook for indirec/virtual calls
22351 * value-prof.c (tree_find_values_to_profile): New case for
22353 (tree_values_to_profile): Call for determining indirect/virtual
22355 (tree_indirect_call_to_profile): New function
22356 (tree_ic_transform): New function
22357 (tree_ic): New function
22358 (find_func_by_pid): New function
22359 (init_pid_map): New function
22360 (tree_value_profile_transformations): Added check for
22361 indirect/virtual call transformation
22362 * value-prof.h (enum hist_type): New counter type for
22363 indirect/virtual calls
22364 (profile_hooks): Added new hook for profiling indirect/virtual
22366 * profile.c (instrument_values): New case for indirect/virtual
22368 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22369 (GCOV_COUNTER_V_INDIR): New counter type
22370 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22371 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22373 * cgraph.c: Definition of cgraph_max_pid
22374 (cgraph_create_node): Default init of pid attribute
22375 * cgraph.h: Declaration of cgraph_max_pid
22376 (struct cgraph_node): Added pid attribute
22377 * libgcov.c (__gcov_indirect_call_profiler): New function
22378 (__gcov_one_value_profiler_body): New function
22379 (__gcov_one_value_profiler): Body was moved to
22380 __gcov_one_value_profiler_body and calls it
22382 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22384 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22385 * gengtype.c (write_types_data, write_func_for_structure,
22386 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22387 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22388 (walk_type, write_func_for_structure): Generate the mark_hook if
22391 2007-01-19 Jan Hubicka <jh@suse.cz>
22393 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22394 'early' argument take inlining mode argument specifying whether to
22395 inline for size/speeed or all functions; add support for flattening;
22397 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22399 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22402 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22403 the name of the declared identifier.
22405 2007-01-19 Dirk Mueller <dmueller@suse.de>
22407 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22408 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22409 duplicate evaluation.
22411 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22413 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22414 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22415 to XFMode, use acosxf2 and truncate result to requested mode.
22416 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22417 (asin<mode>2): Similarly, with asin expanders.
22418 (*fscalexf4_i387): Rename from *fscalexf4.
22419 (expNcorexf3): New expander.
22420 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22421 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22422 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22423 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22424 patterns for SSE math.
22425 (exp10<mode>2): Similarly, with exp10 expanders.
22426 (exp2<mode>2): Similarly, with exp2 expanders.
22427 (expm1<mode>2): Similarly, with expm1 expanders.
22428 (ldexp<mode>3): Similarly, with ldexp expanders.
22429 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22430 Use gen_truncxf<mode>2_i387_noop to truncate result.
22432 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22434 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22435 for ColdFire targets.
22437 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22438 Richard Sandiford <richard@codesourcery.com>
22440 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22441 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22442 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22443 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22444 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22445 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22447 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22449 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22450 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22451 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22452 (*adddi_dilshr32_cf): New pattern.
22453 (adddi3, subdi3): Remove first alternatives.
22455 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22457 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22458 implemented using move.l, do not use its cc result for floating-point
22461 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22463 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22464 from accepting 's' constraints if flag_pic.
22466 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22468 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22469 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22470 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22471 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22473 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22475 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22476 ColdFire alternatives.
22477 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22478 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22479 architectures that support ff1 instruction.
22481 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22482 Julian Brown <julian@codesourcery.com>
22484 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22485 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22486 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22489 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22491 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22493 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22494 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22495 HOST_WIDE_INT instead of an rtx.
22496 (m68k_rtx_costs): Update call accordingly.
22497 (output_move_const_into_data_reg): Likewise. Fix formatting.
22498 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22500 (output_move_simode_const): Update calls after above changes.
22501 Rework to use automatic variables and predicates like MEM_P.
22502 * config/m68k/m68k.md (pushexthisi_const): Update call to
22505 2007-01-19 Dirk Mueller <dmueller@suse.de>
22507 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22508 in dump_flags test.
22510 2007-01-19 Richard Guenther <rguenther@suse.de>
22512 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22513 via cexp in case sincos is not available.
22515 2007-01-19 Richard Guenther <rguenther@suse.de>
22517 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22518 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22519 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22520 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22521 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22522 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22523 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22524 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22526 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22528 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22530 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22531 (atan2xf3): Directly generate RTL pattern.
22532 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22533 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22534 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22535 disable patterns for SSE math.
22536 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22537 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22538 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22539 disable patterns for SSE math.
22541 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22543 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22545 2007-01-18 Roger Sayle <roger@eyesopen.com>
22547 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22548 VIEW_CONVERT_EXPR to the same type as it's operand.
22550 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22552 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22553 configured for long double 128.
22555 2007-01-18 Mike Stump <mrs@apple.com>
22557 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22560 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22562 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22565 2007-01-18 Jan Hubicka <jh@suse.cz>
22567 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22568 greater than NUM_VOP_FREE_BUCKETS.
22570 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22572 * tree-ssa-structalias.c: Update comments.
22573 (ptabitmap_obstack): Removed.
22574 (pta_obstack): New.
22575 (oldpta_obstack): Ditto.
22576 (stats): Add a few members.
22577 (struct variable_info): Remove node, complex, address_taken, and
22578 indirect_target members. Add oldsolution member.
22579 (new_var_info): Do not initialize removed members.
22580 (constraint_expr_type): Remove INCLUDES.
22581 (constraint_graph): Add size, implicit_preds, rep,
22582 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22583 (FIRST_REF_NODE): New macro.
22584 (LAST_REF_NODE): Ditto.
22585 (FIRST_ADDR_NODE): Ditto.
22586 (find): New function.
22588 (dump_constraint): Do not handle INCLUDES.
22589 (insert_into_complex): Do not insert duplicate constraints.
22590 (condense_varmap_nodes): Renamed and rewritten into ...
22591 (merge_node_constraints): This. Also fix bug in handling of
22592 offseted copy constraints.
22593 (clear_edges_for_node): No longer need to deal with preds at all,
22594 or removing associated preds/succs.
22595 (merge_graph_nodes): Deal with indirect_cycles.
22596 Don't deal with predecessors.
22597 (add_implicit_graph_edge): New function.
22598 (add_pred_graph_edge): Ditto.
22599 (add_graph_edge): Don't deal with predecessors.
22600 (build_constraint_graph): Removed.
22601 (build_pred_graph): New function.
22602 (build_succ_graph): Ditto.
22603 (struct scc_info): Removed in_component. Added roots, dfs, and
22604 node_mapping. Remove visited_index, unification_queue.
22605 (scc_visit): Deal with union-find we do now.
22606 Deal with cycles with REF nodes.
22607 (collapse_nodes): Renamed and rewritten to ...
22608 (unify_nodes): This.
22609 (process_unification_queue): Removed.
22610 (topo_visit): Cleanup
22611 (do_da_constraint): Use find.
22612 (do_sd_constraint): Ditto.
22613 (do_ds_constraint): Ditto.
22614 (do_complex_constraint): Ditto.
22615 (init_scc_info): Update for removed and added members.
22616 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22617 (find_indirect_cycles): This.
22618 (equivalence_class): New variable.
22619 (label_visit): New function.
22620 (perform_variable_substitution): Rewritten.
22621 (free_var_substitution_info): New function.
22622 (find_equivalent_node): Ditto.
22623 (move_complex_constraints): Ditto.
22624 (eliminate_indirect_cycles): Ditto.
22625 (solve_graph): Only propagate changed bits.
22626 Use indirect cycle elimination.
22628 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22629 (tree_id_eq): Renamed to ...
22630 (tree_vi_eq): This. Update for member change
22631 (insert_id_for_tree): Renamed and rewritten to ...
22632 (insert_vi_for_tree): This.
22633 (lookup_id_for_tree): Renamed and rewritten to ...
22634 (lookup_vi_for_tree): This.
22635 (get_id_for_tree): Renamed and rewritten to ...
22636 (get_vi_for_tree): Ditto.
22637 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22638 (process_constraint): Don't handle INCLUDES.
22639 Remove special ADDRESSOF case.
22640 (find_func_aliases): Rewrite to use vi functions instead of id
22642 (create_function_info_for): Ditto.
22643 (create_variable_info_for): Ditto.
22644 (intra_create_variable_infos): Ditto.
22645 (merge_smts_into): Ditto.
22646 (find_what_p_points_to): Ditto.
22647 (init_base_vars): Ditto.
22648 (init_alias_vars): Ditto.
22649 (remove_preds_and_fake_succs): New function.
22650 (dump_sa_points_to_info): Dump new stats.
22651 (dump_solution_for_var): Use find.
22652 (set_used_smts): Fix formatting.
22653 (compute_points_to_sets): Updated for new functions.
22654 (ipa_pta_execute): Ditto.
22656 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22657 Richard Sandiford <richard@codesourcery.com>
22659 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22661 * calls.c (expand_call): If the return value is a PARALLEL,
22662 extract its first member.
22663 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22664 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22665 use FUNCTION_EXTRA_EPILOGUE.
22666 (m68k_function_value): Return a PARALLEL if the return value
22667 is of a pointer type.
22668 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22669 (FUNCTION_EXTRA_EPILOGUE): Remove.
22670 * config/m68k/m68k.md (D0_REG): New constant.
22672 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22674 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22675 output a NOP for empty epilogues.
22677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22679 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22680 before function. Extend register save check to include all
22681 registers, not just integer ones.
22683 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22685 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22686 (m68k_use_return_insn): ...this.
22687 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22688 * config/m68k/m68k.c (use_return_insn): Rename to...
22689 (m68k_use_return_insn): ...this.
22690 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22691 of USE_RETURN_INSN.
22693 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22695 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22696 nearest even, fix denormal rounding overflow.
22698 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22700 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22701 f%$smove and f%$move.
22702 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22703 (extendsfdf2_cf): Use fdmove instead of f%&move.
22704 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22705 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22707 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22709 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22714 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22715 (coldfire_single_format): Declare.
22716 (coldfire_double_format): Likewise.
22717 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22718 of qnan_msb_set to determine the lower bits of a canonical
22720 (encode_ieee_double): Likewise.
22721 (encode_ieee_quad): Likewise.
22722 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22723 (mips_single_format): Likewise.
22724 (ieee_double_format): Likewise.
22725 (mips_double_format): Likewise.
22726 (ieee_extended_motorola_format): Likewise.
22727 (ieee_extended_intel_96_format): Likewise.
22728 (ieee_extended_intel_128_format): Likewise.
22729 (ieee_extended_intel_96_round_53_format): Likewise.
22730 (ibm_extended_format): Likewise.
22731 (mips_extended_format): Likewise.
22732 (ieee_quad_format): Likewise.
22733 (mips_quad_format): Likewise.
22734 (vax_f_format): Likewise.
22735 (vax_d_format): Likewise.
22736 (vax_g_format): Likewise.
22737 (i370_single_format): Likewise.
22738 (i370_double_format): Likewise.
22739 (decimal_single_format): Likewise.
22740 (decimal_double_format): Likewise.
22741 (decimal_quad_format): Likewise.
22742 (c4x_single_format): Likewise.
22743 (c4x_extended_format): Likewise.
22744 (real_internal_format): Likewise.
22745 (coldfire_single_format): New real_format.
22746 (coldfire_double_format): Likewise.
22747 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22748 canonical_nan_lsbs_set.
22749 (pdp11_d_format): Likewise.
22750 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22751 if TARGET_COLDFIRE_CPU.
22753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22755 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22756 (output_call, m68k_legitimize_call_address): Declare.
22757 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22758 parenthesees. Add support for a 'W' constraint.
22759 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22760 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22761 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22762 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22764 (override_options): Initialize them. Do not set flag_no_function_cse
22765 for TARGET_ID_SHARED_LIBRARY.
22766 (m68k_output_pic_call): Delete.
22767 (m68k_legitimize_call_address): New function.
22768 (print_operand): Remove the %o prefix. Handle the %p prefix.
22769 (output_call): New function.
22770 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22771 target address from the GOT if symbolic jumps are not allowed.
22772 * config/m68k/m68k.md (call, general_operand): Do not set
22773 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22774 Merge separate flag_pic and !flag_pic define_insns into...
22775 (*call, *call_value): ...these new patterns. Match the address
22776 rather than the containing MEM and require it to be a call_operand.
22777 Use output_call to generate the asm template.
22778 * config/m68k/predicates.md (const_call_operand): New predicate.
22779 (call_operand): Likewise.
22781 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22783 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22784 (STACK_GROWS_DOWNWARD): Define to 1.
22785 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22786 comments, emphasizing that these values are only defaults.
22787 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22788 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22790 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22792 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22794 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22795 Richard Sandiford <richard@codesourcery.com>
22797 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22798 (FP_REGNO_P): New macros.
22799 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22800 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22801 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22802 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22804 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22806 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22807 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22809 * config/m68k/t-floatlib: New file, extracting common code from...
22810 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22811 * config/m68k/t-uclinux: Here.
22812 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22813 routines on ColdFire targets.
22815 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22817 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22818 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22819 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22820 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22821 explicitly set MOTOROLA to 1.
22822 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22824 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22825 Nathan Sidwell <nathan@codesourcery.com>
22827 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22828 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22829 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22830 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22831 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22832 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22833 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22834 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22835 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22836 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22837 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22838 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22839 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22840 (DBX_REGISTER_NUMBER): Delete.
22841 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22842 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22843 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22847 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22848 * config/flat.h: New file.
22849 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22850 OBJECT_FORMAT_FLAT.
22851 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22852 indirect references for -msep-data or -mid-shared-library.
22853 Do not use PC-relative code addresses either.
22854 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22856 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22857 for shared libraries and crt1.o for executables. Use crti.o and
22859 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22860 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22861 Do not add -elf2flt or -shared-lib-id options here.
22862 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22863 Pass -shared-lib-id if -mid-shared-library, taking the library
22864 identifier from -mshared-library-id if given, otherwise
22866 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22867 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22868 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22869 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22870 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22871 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22873 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22874 jump sequence for ISA A and ISA A+.
22875 (PICJUMP): Likewise.
22877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22879 * config.gcc (m68k-*-uclinux*): Base the port on the common
22880 and m68k GNU/Linux files rather than on the generic ELF ones.
22881 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22882 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22884 2007-01-18 Julian Brown <julian@codesourcery.com>
22885 Richard Sandiford <richard@codesourcery.com>
22887 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22888 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22889 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22891 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22892 80 unconditionally.
22893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22895 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22897 * doc/install.texi: Document m68k-uclinuxoldabi.
22898 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22899 * config/m68k/uclinux-oldabi.h: New file, copied from
22900 config/m68k/uclinux.h.
22902 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22904 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22905 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22906 (m32r_compute_frame_size): Use unsigned for regno.
22907 (m32r_reload_lr): Use gen_frame_mem.
22909 (m32r_output_function_epilogue): Don't output the function epilogue
22911 (m32r_expand_epilogue): New.
22912 (direct_return): Return false if the function has the interrupt
22914 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22915 * config/m32r/m32r.md (epilogue): New expander.
22916 (return_lr, return_rte): New insns.
22917 (return): Make it expander.
22918 (return_normal): New expander.
22920 2007-01-18 Josh Conner <jconner@apple.com>
22923 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22924 support for UNLE, UNLT, UNGE, and UNGT.
22926 2007-01-18 Jan Hubicka <jh@suse.cz>
22928 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22929 * tree-tailcall (add_virtual_phis): Likewise.
22930 (optimize_tail_call): Return TODOs.
22931 (execute_tail_calls): Return TODOs.
22932 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22933 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22935 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22936 Cleanup cfg using TODO.
22937 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22938 * passes.c (execute_function_todo): When cleanup did something, remove
22940 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22941 (make_edges): Don't cleanup_cfg.
22943 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22945 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22946 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22947 operate on the top of stack.
22948 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22949 register handling of instructions that output to the second
22951 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22952 (move_for_stack_reg): Special-case check for dead destination
22953 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22955 * config/i386/i386.md (UNSPEC_TAN): New constant.
22956 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22957 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22958 to correctly model move of constant 1.0 to top stack slot.
22959 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22960 (unnamed peephole2 pattern): Remove corresponding peephole2
22961 pattern that optimizes tan insn and loading of constant 1.0.
22962 (tanxf2): Use fptanxf4_i387.
22963 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22964 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22965 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22966 disable patterns for SSE math.
22967 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22968 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22970 2007-01-18 Dirk Mueller <dmueller@suse.de>
22971 Richard Guenther <rguenther@suse.de>
22974 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22975 * common.opt (Warray-bounds): Add new warning option.
22976 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22978 * Makefile.in: make tree-vrp.o depend on toplev.h
22979 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22981 (check_array_refs, check_array_bounds, check_array_ref): New.
22983 2007-01-18 Jan Hubicka <jh@suse.cz>
22985 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22986 (execute_ssa_ccp): Return flags conditionally.
22987 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22989 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22991 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22993 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22994 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22996 * Makefile.c (GTFILES): Add cfglayout.h.
22997 * gengtype.c (open_base_files): Likewise.
22998 * cfglayout.c (cfg_layout_function_footer,
22999 cfg_layout_function_header) Reindent to make gengtype happy.
23000 * cfglayout.h (cfg_layout_function_footer,
23001 cfg_layout_function_header): Add GTY(()) marker.
23003 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23005 2007-01-18 Ben Elliston <bje@au.ibm.com>
23007 * genautomata.c (write_automata): Include xstrerror output in the
23008 error message if writing the DFA description file fails.
23010 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23012 * config/mips/mips-protos.h (mips_output_external): Make it
23014 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23015 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23016 (extern_list): Likewise.
23017 (extern_head): Likewise.
23018 (TARGET_ASM_FILE_END): Likewise.
23019 (mips_file_end): Likewise.
23020 (mips_output_external): Rewritten.
23022 2007-01-18 Ben Elliston <bje@au.ibm.com>
23024 * genpreds.c (write_insn_preds_c): Only write out the function
23025 body for regclass_for_constraint if we have register constraints.
23027 2007-01-17 Tom Tromey <tromey@redhat.com>
23029 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23030 * doc/install.texi (Testing): Use sourceware.org.
23031 (Binaries): Likewise.
23032 (Specific): Likewise.
23033 * doc/contrib.texi (Contributors): Use sourceware.org.
23035 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23037 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23038 (AVR_ENHANCED): Rename to ...
23039 (AVR_HAVE_MUL): ... new.
23040 (avr_enhanced_p): Rename to ...
23041 (avr_have_mul_p): ... new.
23042 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23043 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23044 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23045 (avr_have_mul_p): ... new.
23046 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23047 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23048 'avr_enhanced_p' and 'enhanced'.
23049 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23050 AVR_HAVE_MUL instead of AVR_ENHANCED.
23051 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23052 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23053 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23054 instead of AVR_ENHANCED.
23055 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23056 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23057 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23059 2007-01-17 Ian Lance Taylor <iant@google.com>
23061 * vec.h (VEC_reserve_exact): Define.
23062 (vec_gc_p_reserve_exact): Declare.
23063 (vec_gc_o_reserve_exact): Declare.
23064 (vec_heap_p_reserve_exact): Declare.
23065 (vec_heap_o_reserve_exact): Declare.
23066 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23068 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23069 negative parameter.
23070 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23071 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23072 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23073 * vec.c (calculate_allocation): Add exact parameter. Change all
23075 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23076 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23077 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23078 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23079 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23080 (vec_heap_p_reserve_exact): New function.
23081 (vec_heap_o_reserve_exact): New function.
23083 2007-01-17 Jan Hubicka <jh@suse.cz>
23085 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23087 2007-01-17 Eric Christopher <echristo@apple.com>
23089 * config.gcc: Support core2 processor.
23091 2007-01-16 Jan Hubicka <jh@suse.cz>
23093 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23094 the names, just unlink the chain so we don't crash on dangling
23098 2007-01-16 Jan Hubicka <jh@suse.cz>
23100 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23101 * tree-pass.h: Reorder to make IPA passes appear toegher.
23102 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23104 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23105 parameters, do not call early inliner.
23106 * ipa-inline.c: Update comments. Include tree-flow.h
23107 (cgraph_decide_inlining): Do not compute inlining parameters.
23108 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23109 be called with function context set up.
23110 (pass_ipa_inline): Remove unreachable functions before pass.
23111 (cgraph_early_inlining): Simplify assuming to be called from the
23113 (pass_early_inline): New pass.
23114 (cgraph_gate_ipa_early_inlining): New gate.
23115 (pass_ipa_early_inline): Turn into simple wrapper.
23116 (compute_inline_parameters): New function.
23117 (gate_inline_passes): New gate.
23118 (pass_inline_parameters): New pass.
23119 (apply_inline): Move here from tree-optimize.c
23120 (pass_apply_inline): New pass.
23121 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23123 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23124 doing them by hand.
23125 (tree_function_versioning): Do not allocate dummy struct function.
23126 * tree-inline.h (optimize_inline_calls): Update prototype.
23127 * tree-optimize.c (execute_fixup_cfg): Export.
23128 (pass_fixup_cfg): Remove
23129 (tree_rest_of_compilation): Do not apply inlines.
23130 * tree-flow.h (execute_fixup_cfg): Declare.
23131 * Makefile.in (gt-passes.c): New.
23132 * passes.c: Include gt-passes.h
23133 (init_optimization_passes): New passes.
23134 (nnodes, order): New static vars.
23135 (do_per_function_toporder): New function.
23136 (execute_one_pass): Dump current pass here.
23137 (execute_ipa_pass_list): Don't dump current pass here.
23139 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23141 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23142 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23144 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23146 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23147 (strong_alias): Define.
23148 (__gcc_qmul): Provide non-FMA for soft-float.
23149 (__gcc_qdiv): Same.
23154 (__gcc_qunord): New.
23164 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23165 soft-float functions.
23166 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23167 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23168 about long double soft float.
23170 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23171 Tehila Meyzels <tehila@il.ibm.com>
23173 * tree-vectorizer.h (is_pattern_stmt_p): New.
23174 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23175 formatting (tabs instead of spaces). Cleanup and clarify setting
23176 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23177 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23178 (vectorizable_type_demotion): Check that types are integral.
23179 (vectorizable_type_promotion): Likewise.
23180 (vectorizable_store): Fix typo. Eliminate new-line at end of
23183 2007-01-16 Jan Hubicka <jh@suse.cz>
23185 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23188 2007-01-15 Eric Christopher <echristo@apple.com>
23190 * ifcvt.c: Include vec.h, vecprim.h.
23191 (check_cond_move_block): New argument regs.
23192 Reorganize. Add registers used to regs.
23193 (cond_move_process_if_block): Use regs set above as
23196 2007-01-15 Eric Christopher <echristo@apple.com>
23198 * config/darwin.h: Update copyright.
23199 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23200 (LINK_COMMAND_SPEC): Add -u.
23201 (LINK_SPEC): Fix umbrella for above.
23203 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23205 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23208 2007-01-15 Tom Tromey <tromey@redhat.com>
23210 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23211 * doc/install.texi (Testing): Don't mention jacks.
23212 (Configuration): Document --enable-java-maintainer-mode. Move
23213 --with-java-home to libgcj-specific section. Document
23215 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23217 2007-01-15 Jan Hubicka <jh@suse.cz>
23219 * tree-ssa-dce.c (DCE_TODOs): New.
23220 (propagate_necessity): Return if something changed.
23221 (eliminate_unnecessary_stmts): Likewise.
23222 (perform_tree_ssa_dce): Return TODO flags when needed.
23223 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23225 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23227 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23228 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23229 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23230 patterns using X87MODEF12 mode macro. Extend operand 1
23231 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23232 (log10<mode>2): Ditto.
23233 (log2<mode>2): Ditto.
23234 (log1p<mode>2): Ditto.
23235 (logb<mode>2): Ditto.
23236 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23237 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23238 (*fxtractxf3_i387): Rename from *fxtractxf3.
23239 (fxtract_extend<mode>xf3_i387): New insn pattern.
23240 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23241 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23242 and gen_fyl2xxf3_i387().
23244 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23246 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23247 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23248 get_loop_exit_edges. Changed return type to bool.
23249 * cfgloop.h (fix_loop_placement): Declaration removed.
23251 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23253 * param.h (MIN_VECT_LOOP_BOUND): New.
23254 * params.def (MIN_VECT_LOOP_BOUND): New.
23255 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23256 argument - minimum threshold for number of iterations.
23257 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23258 argument to declaration.
23259 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23260 MIN_VECT_LOOP_BOUND.
23261 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23262 slpeel_tree_peel_loop_to_edge with additional argument.
23263 (vect_do_peeling_for_alignment): Likewise.
23264 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23266 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23269 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23270 operands of size 1.
23272 2007-01-14 Jan Hubicka <jh@suse.cz>
23274 * tree-dfa.c (remove_referenced_var): New function.
23275 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23276 prune referenced vars list too.
23277 * tree-flow.h (remove_referenced_var): Declare.
23279 2007-01-14 Jan Hubicka <jh@suse.cz>
23281 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23283 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23284 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23285 * except.h (verify_eh_throw_table_statements): Kill prototype.
23286 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23287 into call exrepssions.
23288 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23290 * tree-cfg.c: Include pointer-set.h.
23291 (verify_node_sharing): Work on pointer set.
23292 (verify_eh_throw_stmt_node): New.
23293 (verify_stmts): Use pointers sets, verify throw_stmt.
23295 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23297 * ipa-reference.c (analyze_function): Consider also addresses taken
23300 2007-01-12 Roger Sayle <roger@eyesopen.com>
23302 * c-typeck.c (null_pointer_constant_p): Replace use of
23303 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23304 (build_c_cast): Likewise.
23306 2007-01-12 Roger Sayle <roger@eyesopen.com>
23308 * tree.h (force_fit_type_double): Remove unused final argument.
23309 * c-common.c (constant_expression_warning): Replace use of
23310 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23311 (convert_and_check): Likewise.
23312 (shorten_compare): Update call to force_fit_type_double.
23313 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23314 * convert.c (convert_to_pointer): Update call to
23315 force_fit_type_double.
23316 * fold-const.c (force_fit_type_double): Remove overflowed_const
23318 (int_const_binop, fold_convert_const_int_from_int,
23319 fold_convert_const_int_from_real, fold_div_compare,
23320 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23321 fold_abs_const, fold_not_const): Remove the final argument from
23322 calls to force_fit_type_double.
23324 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23326 * configure.ac: Set insn to "nop" for spu-*-* also.
23327 * configure: Regenerate.
23329 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23331 * builtins.def : Add BUILT_IN_FREE.
23333 2007-01-12 Jan Hubicka <jh@suse.cz>
23335 PR tree-optimization/30443
23336 * tree-inline.c (tree_function_versioning): Do not optimize when
23337 cloning for inlining.
23339 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23341 * doc/loop.texi: Document recording of loop exits.
23342 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23343 (update_single_exits_after_duplication,
23344 update_single_exit_for_duplicated_loop,
23345 update_single_exit_for_duplicated_loops): Removed.
23346 (duplicate_loop_to_header_edge): Do not call
23347 update_single_exits_after_duplication and
23348 update_single_exit_for_duplicated_loops.
23349 (loop_version): Do not update single_exit information.
23350 (fix_loop_structure): Use record_loop_exits instead of
23351 mark_single_exit_loops.
23352 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23353 the lists of loop exits.
23354 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23355 split_edge, merge_blocks): Update the lists of loop exits.
23356 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23357 loop_optimizer_init.
23358 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23359 of mark_single_exit_loops.
23360 (loop_optimizer_finalize): Call release_recorded_exits.
23361 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23362 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23363 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23364 update single exit information.
23365 * lambda-code.c (perfect_nestify): Ditto.
23366 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23367 (mark_single_exit_loops): Removed.
23368 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23369 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23370 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23372 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23373 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23374 (verify_loop_structure): Verify consistency of the exit lists.
23375 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23376 (set_single_exit): Removed.
23377 * cfgloop.h (struct loop_exit): New function.
23378 (struct loop): single_exit_ field replaced by exits field.
23379 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23380 LOOPS_HAVE_RECORDED_EXITS.
23381 (struct loops): Added exits hash.
23382 (mark_single_exit_loops, set_single_exit): Declaration removed.
23383 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23385 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23387 * doc/invoke.texi: Avoid use of @headitem.
23389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23391 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23393 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23395 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23398 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23399 Richard Sandiford <richard@codesourcery.com>
23401 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23402 * config/m68k/m68k.opt: Resort options.
23403 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23405 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23406 Richard Sandiford <richard@codesourcery.com>
23408 * doc/invoke.texi: Document the macros that are defined by
23409 m68k's -mtune and -mhard-float options.
23410 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23411 (m68k_cpp_cpu_family): Likewise.
23412 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23413 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23414 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23415 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23416 (m68k_cpp_cpu_family): Likewise.
23418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23420 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23421 macros besides mc68000 as tuning macros. Use a switch statement
23422 to set them and mcpu32.
23424 2007-01-12 Julian Brown <julian@codesourcery.com>
23426 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23427 (TARGET_68040_ONLY): Rename to...
23428 (TARGET_68040): ...this.
23429 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23430 * config/m68k/m68k.md: Likewise.
23432 2007-01-12 Julian Brown <julian@codesourcery.com>
23433 Nathan Sidwell <nathan@codesourcery.com>
23434 Richard Sandiford <richard@codesourcery.com>
23436 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23437 the -mcpu= argument associated with the --with-cpu setting.
23438 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23439 if different from the one implied by the -mcpu setting.
23440 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23441 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23442 * doc/invoke.texi: Mention ColdFire in the introduction to the
23443 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23444 -mno-div and -mhard-float options. Make -m68881 a synonym for
23445 -mhard-float. Document the previously-undocumented -m5206e,
23446 -m528x, -m5307 and -m5407 options. Tweak the existing option
23447 documentation for consistency.
23448 * doc/install.texi: Mention new --with-cpu arguments.
23449 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23450 default CPU if neither -mcpu nor -march are specified.
23451 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23452 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23453 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23454 using m68k_tune to decide between families that implement the
23455 same ISA. Use m68k_tune to set __mcfv4e__.
23456 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23457 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23458 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23459 (FL_ISA_C, FL_ISA_MMU): New macros.
23460 (MASK_COLDFIRE): Delete.
23461 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23462 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23463 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23464 (TARGET_HARD_FLOAT): Do not define here.
23465 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23466 (TUNE_68000): New macro.
23467 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23468 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23469 (TUNE_CFV2): Redefine in terms of m68k_tune.
23470 (uarch_type, target_device, fpu_type): New enums.
23471 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23472 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23473 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23474 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23475 (FL_FOR_isa_c): New macros.
23476 (m68k_isa): New enum.
23477 (m68k_target_selection): New structure.
23478 (all_devices, all_isas, all_microarchs): New tables.
23479 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23480 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23481 (MASK_ALL_CPU_BITS): Delete.
23482 (m68k_find_selection): New function.
23483 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23484 Map the legacy target options to a combination of the new ones.
23485 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23486 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23487 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23489 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23490 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23492 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23493 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23494 * config/m68k/m68k-devices.def: New file.
23496 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23497 Nathan Sidwell <nathan@codesourcery.com>
23499 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23500 (SUBTARGET_EXTRA_SPECS): New macros.
23501 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23502 use %(asm_cpu_spec) instead.
23503 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23504 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23505 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23506 (EXTRA_SPECS): Rename to...
23507 (SUBTARGET_EXTRA_SPECS): ...this.
23509 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23510 Richard Sandiford <richard@codesourcery.com>
23511 Julian Brown <julian@codesourcery.com>
23513 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23514 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23515 to the configuration's default CPU.
23516 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23517 Remove default masks.
23518 (m680[012]0-*-*): Set the default with_cpu to the first part of
23520 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23521 (m68k*-*-linux): Extend the --with-cpu handling to...
23522 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23523 and m68010. Don't set target_cpu_default2.
23524 * doc/install.texi: Document --with-cpu for m68k.
23525 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23526 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23527 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23528 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23529 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23530 (ASM_SPEC): Remove use of %(asm_cpu_default).
23531 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23532 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23533 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23534 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23535 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23536 (TARGET_DEFAULT): Delete.
23537 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23538 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23539 (CPP_CPU_SPEC): Delete.
23540 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23541 the appropriate string.
23542 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23543 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23544 (ASM_SPEC): Don't use %(asm_default_spec).
23545 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23546 TARGET_DEFAULT and add MASK_68881.
23547 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23549 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23551 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23552 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23553 MASK_68010 alongside MASK_68020.
23554 * doc/invoke.texi: Document -m68010.
23555 * config/m68k/m68k.opt (m68010): New.
23556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23558 (TUNE_68010): New macro.
23559 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23560 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23561 (M68K_CPU_m68332): Add MASK_68010.
23562 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23563 fallback definition.
23564 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23566 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23567 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23568 to all entries that use MASK_68020.
23569 (output_move_simode_const, output_move_himode, output_move_qimode)
23570 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23571 instead of TARGET_68020 to select clr behavior. Remove comment
23572 about there being no TARGET_68010.
23573 * config/m68k/m68k.md: Likewise throughout.
23575 2007-01-12 Julian Brown <julian@codesourcery.com>
23577 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23578 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23579 * config/m68k/m68k.md: Likewise.
23581 2007-01-12 Julian Brown <julian@codesourcery.com>
23583 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23584 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23586 2007-01-12 Julian Brown <julian@codesourcery.com>
23588 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23589 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23590 * config/m68k/m68k.md: Likewise.
23592 2007-01-12 Julian Brown <julian@codesourcery.com>
23593 Richard Sandiford <richard@codesourcery.com>
23595 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23596 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23597 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23599 (TARGET_CPU32): Rename to...
23600 (TUNE_CPU32): ...this.
23601 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23602 (TUNE_CFV2): New macros.
23603 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23604 remove conditions that are implied by TARGET_68020.
23605 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23606 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23607 (m68k_output_function_epilogue): Likewise.
23608 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23609 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23610 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23611 non-68000 timings. Refactor multiplication and division costs.
23612 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23613 TUNE_CPU32 instead of TARGET_CPU32.
23614 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23615 and TUNE_68060 instead of TARGET_68060.
23616 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23617 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23619 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23620 && !TARGET_COLDFIRE" to choose between moveq and clr.
23621 Likewise in the unnamed movsf pattern.
23622 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23623 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23629 of tabbing before backslashes.
23631 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23633 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23634 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23635 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23637 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23639 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23640 find_interesting_uses_cond.
23641 (find_interesting_uses_cond): Use extract_cond_operands.
23642 (rewrite_use_compare): Use extract_cond_operands and
23643 force_gimple_operand_bsi. Do not call update_stmt.
23644 (determine_use_iv_cost_condition): Use extract_cond_operands.
23645 Return cheaper of using original bound and changing the exit bound.
23647 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23649 PR tree-optimization/29516
23650 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23651 most_expensive_mult_to_index, addr_to_parts,
23652 create_mem_ref, maybe_fold_tmr): Make the type of
23653 fields of TARGET_MEM_REF sizetype.
23654 (move_fixed_address_to_symbol, move_pointer_to_base):
23656 * tree.def (TARGET_MEM_REF): Add comment on types of
23659 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23661 * c-common.c (vector_types_convertible_p): Treat opaque types as
23662 always convertible if they have the same size, but not otherwise.
23664 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23666 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23667 Remove the b_unconditional field.
23668 (noce_try_sign_mask): Do not look at b_unconditional.
23669 (noce_process_if_block): Do not use merge_if_blocks. Update
23670 the CFG here. Do not set b_unconditional.
23671 (cond_move_process_if_block): Likewise.
23672 (find_cond_trap): Likewise.
23673 (check_cond_move_block): Require simple jump insns at the end
23674 of the basic block.
23676 2007-01-11 Jan Hubicka <jh@suse.cz>
23678 PR tree-optimization/1046
23679 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23680 when alias info is not ready.
23681 (pass_tail_recursion): Do not require aliasing.
23682 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23683 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23684 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23685 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23686 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23687 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23688 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23690 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23691 When aliasing is not build, mark statement as volatile.
23693 2007-01-11 Tom Tromey <tromey@redhat.com>
23695 PR preprocessor/15185, PR preprocessor/20989:
23696 * doc/cppopts.texi <-MT>: Update description of algorithm for
23697 computing default target.
23698 <-M, -MD>: Reword "basename" text.
23700 2007-01-11 Roger Sayle <roger@eyesopen.com>
23702 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23703 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23704 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23705 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23706 fold_builtin_bswap, real_constp, fold_builtin_pow,
23707 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23708 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23709 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23710 * convert.c (convert_to_pointer): Likewise.
23711 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23712 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23713 const_binop, fold_convert_const_int_from_int,
23714 fold_convert_const_int_from_real,
23715 fold_convert_const_real_from_real, sign_bit_p,
23716 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23717 fold_sign_changed_comparison, fold_unary, fold_comparison,
23718 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23719 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23720 * print-tree.c (print_node_brief, print_node): Likewise.
23721 * stor-layout.c (place_field, layout_type): Likewise.
23722 * tree-chrec.c (keep_cast): Likewise.
23723 * tree.c (build_vector, build_real, build_real_from_int_cst,
23724 build_complex): Likewise.
23726 2007-01-11 Roger Sayle <roger@eyesopen.com>
23728 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23729 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23731 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23733 * configure.ac (strict1_warn): Rename to strict_warn.
23734 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23735 cc_set_by_configure, quoted_cc_set_by_configure,
23736 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23737 all_boot_languages, all_stagestuff): Remove.
23738 (target_list): Remove bootstrap targets.
23739 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23740 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23741 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23742 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23743 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23744 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23745 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23746 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23747 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23748 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23749 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23750 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23751 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23752 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23753 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23754 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23755 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23756 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23757 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23758 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23759 (mostlyclean): Adjust.
23760 (clean, distclean): Don't mention bootstrap stuff.
23761 * configure: Regenerate.
23762 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23763 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23764 treelang/config-lang.in (stagestuff): Remove.
23765 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23766 stageprofile, stagefeedback, stagestuff): Remove mention.
23768 2007-01-11 Nick Clifton <nickc@redhat.com>
23770 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23772 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23773 (mcore_arith_K_S_operand): Run the test for the S constraint not
23774 the test for the M constraint.
23775 (mcore_addsub_operand): Do not accept integer values that are
23776 larger than 32 bits.
23777 * config/mcore/mcore.md: Remove unused constraints from split.
23778 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23779 (addsi3): Likewise.
23780 (allocate_stack): Likewise.
23781 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23782 operands to 32 bits.
23783 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23785 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23786 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23787 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23788 mcore_output_bclri, mcore_output_andn, output_inline_const,
23789 mcore_output_move, mcore_output_movedouble): Likewise.
23790 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23791 (output_inline_const): Likewise.
23792 (output_inline_const): Fix format strings used in sprintf
23794 * config/mcore/mcore-protos.h: Update prototypes for changed
23795 functions in mcore.c.
23796 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23797 HOST_WIDE_INT and not int.
23798 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23799 CONST_OK_FOR_N): Likewise.
23800 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23801 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23804 2007-01-10 Jan Hubicka <jh@suse.cz>
23806 * tree-vrp.c (remove_range_assertions): Release defs.
23807 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23808 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23810 2007-01-10 Paul Brook <paul@codesourcery.com>
23812 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23813 * config/arm/arm.md (mulsi3subsi): New insn.
23815 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23817 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23818 (tree_transform_and_unroll_loop): New.
23819 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23822 2007-01-10 Robert Kennedy <jimbob@google.com>
23824 * fold-const.c (fold_comparison): Fold comparisons like (x *
23825 1000 < 0) to (x < 0).
23827 2007-01-10 Ian Lance Taylor <iant@google.com>
23829 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23830 operands have the same priority.
23832 2007-01-10 Tom Tromey <tromey@redhat.com>
23834 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23835 (fold_binary): Likewise.
23836 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23837 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23838 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23839 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23840 * langhooks.h (struct lang_hooks): Removed field
23841 'can_use_bit_fields_p'.
23843 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23845 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23847 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23849 * function.c (get_last_funcdef_no): New function.
23850 * function.h (get_last_funcdef_no): Declare.
23851 * tree-inline.c (initialize_cfun): Add initialization.
23852 (tree_function_versioning): Cleanup.
23854 2007-01-10 Jan Hubicka <jh@suse.cz>
23856 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23859 2007-01-10 Sa Liu <saliu@de.ibm.com>
23860 Ben Elliston <bje@au.ibm.com>
23862 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23863 for SAVE_NONLOCAL and Pmode for any other save level.
23864 * spu-protos.h (spu_restore_stack_block): Declare.
23865 * spu.md (save_stack_block): Remove.
23866 (restore_stack_block): Call spu_restore_stack_block.
23867 * spu.c (spu_restore_stack_block): New function.
23868 (spu_expand_epilogue): Remove old comment.
23870 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23872 PR tree-optimization/30322
23873 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23874 (cand_value_at): Return the value as aff_tree.
23875 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23876 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23877 aff_combination_mult): New functions.
23878 (aff_combination_add): Use aff_combination_add_cst.
23879 (aff_combination_convert): Allow conversions to a wider type.
23880 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23881 * tree-affine.h (aff_combination_mult): Declare.
23883 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23885 * doc/tm.texi: Update documentation to reflect reality of exec
23886 and start file search behaviours. Update copyright year.
23887 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23888 header file directories.
23890 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23892 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23893 (*cosxf2): Rename to cosxf2_i387.
23894 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23895 using X87MODEF12 mode macro. Rename patterns to
23896 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23898 (*cosdf2, *cossf2): Ditto.
23899 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23900 to match extended input operands.
23901 (sincos<mode>3): New expander.
23902 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23903 insn patterns and corresponding splitters.
23905 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23907 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23908 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23910 2007-01-09 Nicolas Pitre <nico@cam.org>
23913 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23915 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23917 * target.h (struct gcc_target): New field library_rtti_comdat.
23918 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23919 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23920 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23921 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23923 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23925 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23927 2007-01-08 Richard Guenther <rguenther@suse.de>
23929 * tree.h (force_fit_type_double): Export.
23930 (force_fit_type): Remove.
23931 * fold-const.c (force_fit_type_double): New function.
23932 (force_fit_type): Remove.
23933 (int_const_binop): Use it.
23934 (fold_convert_const_int_from_int): Likewise.
23935 (fold_convert_const_int_from_real): Likewise.
23936 (fold_div_compare): Likewise.
23937 (fold_sign_changed_comparison): Likewise.
23938 (fold_unary): Likewise.
23939 (fold_negate_const): Likewise.
23940 (fold_abs_const): Likewise.
23941 (fold_not_const): Likewise.
23942 * c-common.c (shorten_compare): Use force_fit_type_double.
23943 * convert.c (convert_to_pointer): Likewise.
23945 2007-01-08 Richard Guenther <rguenther@suse.de>
23947 * tree.h (build_int_cst_wide_type): Export.
23948 * tree.c (build_int_cst_wide_type): New function.
23949 (build_int_cst_wide): Fix comment.
23950 * builtins.c (fold_builtin_object_size): Use build_int_cst
23951 to build -1 or 0 of the correct type. Use fit_double_type
23952 to check for overflow.
23953 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23955 (decode_field_reference): Likewise.
23956 (all_ones_mask_p): Likewise.
23957 (native_interpret_int): Use build_int_cst_wide_type.
23958 (fold_binary): Use build_int_cst_type to build an all-ones
23960 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23962 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23964 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23966 2007-01-09 Ben Elliston <bje@au.ibm.com>
23968 * genautomata.c (STATS_OPTION): New option.
23969 (stats_flag): New flag.
23970 (gen_automata_option): Handle it.
23971 (initiate_automaton_gen): Ditto.
23972 (write_automata): Output statistics only if stats_flag is
23973 set. Likewise, output time statistics only if time_flag is set.
23974 * doc/md.texi (Processor pipeline description): Document new flag.
23976 2007-01-08 Richard Guenther <rguenther@suse.de>
23978 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23979 * tree.c (build_int_cst_type): Likewise.
23980 (size_in_bytes): Don't call force_fit_type on the result.
23981 (int_fits_type_p): Use fit_double_type.
23982 * fold-const.c (fit_double_type): New function.
23983 (force_fit_type): Use it.
23984 * tree.h (fit_double_type): Export.
23986 2007-01-08 Jan Hubicka <jh@suse.cz>
23988 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23989 * ipa.c (function_and_variable_visibility): Fix return type.
23991 2007-01-08 Richard Guenther <rguenther@suse.de>
23993 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23994 of offset to build the index.
23995 * tree-pretty-print.c (dump_generic_node): Don't build negated
23996 const just for printing.
23997 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23998 * builtins.c (fold_builtin_int_roundingfn): Check if result
23999 fits the type by using force_fit_type and comparing the result.
24000 * predict.c (predict_loops): Use compare_tree_int for comparison.
24001 * tree.c (build_int_cst): Fall back to integer_type_node for
24003 (build_int_cst_wide): Assert type is non-null.
24005 2007-01-08 Roberto Costa <roberto.costa@st.com>
24007 * tree-vrp.c (extract_range_from_cond_expr): New.
24008 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24009 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24011 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24012 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24013 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24014 used as expressions.
24015 * tree-object-size.c (cond_expr_object_size): New.
24016 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24018 2007-01-08 Jan Hubicka <jh@suse.cz>
24020 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24021 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24024 2007-01-08 Richard Guenther <rguenther@suse.de>
24026 PR tree-optimization/23603
24027 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24028 (extract_range_from_binary): Fall back to truthvalue instead of
24029 varying for TRUTH_*_EXPR.
24030 (extract_range_from_comparison): Fall back to truthvalue instead of
24032 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24033 if all visited PHI values were constant.
24035 2007-01-08 Jan Hubicka <jh@suse.cz>
24037 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24038 (cgraph_analyze_function): break out from ...
24039 (cgraph_finalize_compilation_unit): ... here.
24040 (cgraph_expand_function): Remove forgoten commented out line.
24041 (cgraph_optimize): Analyze functions.
24043 2007-01-08 Jan Hubicka <jh@suse.cz>
24045 * tree-pas.h (TODO_remove_function): New flag.
24046 (TODO_update*): Renumber.
24047 (pass_ipa_increase_alignment,
24048 pass_ipa_function_and_variable_visibility): New passes.
24049 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24050 (cgraph_function_and_variable_visibility): Move to ipa.c
24051 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24052 cgraph_increase_alignment.
24053 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24054 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24055 calling tree-inline.
24056 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24057 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24058 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24059 (gate_increase_alignment): New function.
24060 (pass_ipa_increase_alignment): New pass.
24061 * ipa.c: Inline tree-pass.h and timevar.h
24062 (function_and_variable_visibility): Move here from cgraphunit.c
24063 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24064 * passes.c (init_optimization_passes): Add the two new passes.
24065 (execute_todo): Handle cgraph_remove_functions.
24067 2007-01-08 Nick Clifton <nickc@redhat.com>
24069 * config/frv/predicates.md (reg_or_0_operand): Accept
24072 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24074 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24075 * config.gcc: Add bfin*-rtems*.
24077 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24079 * c.opt: Add -flax-vector-conversions.
24080 * c-typeck.c (convert_for_assignment): Pass flag to
24081 vector_types_convertible_p to allow emission of note.
24082 (digest_init): Likewise.
24083 * c-opts.c: Handle -flax-vector-conversions.
24084 * c-common.c (flag_lax_vector_conversions): New.
24085 (vector_types_convertible_p): Unless -flax-vector conversions
24086 has been passed, disallow conversions between vectors with
24087 differing numbers of subparts and/or element types. If such
24088 a conversion is disallowed, possibly emit a note on the first
24089 occasion only to inform the user of -flax-vector-conversions.
24090 The new last argument specifies this.
24091 * c-common.h (flag_lax_vector_conversions): New.
24092 (vector_types_convertible_p): Add extra argument.
24093 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24094 char_type_node for V*QI type vectors.
24095 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24096 Update to satisfy new typechecking rules.
24097 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24098 C and C++ variants.
24099 * doc/invoke.texi (C Dialect Options): Document
24100 -flax-vector-conversions.
24102 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24104 PR tree-optimization/29877
24105 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24106 a register variable on the RHS to not be replaceable.
24108 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24109 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24110 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24111 const_simm15, const_pow2, const_npow2): Added.
24112 * config/score/misc.md (insv, extv, extzv, movmemsi,
24113 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24114 * config/score/score.c (score_address_cost, score_select_cc_mode):
24116 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24117 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24118 Update score_print_operand.
24119 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24120 Adjust register allocate order and update some macro define.
24121 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24122 mdx_block_move_straight, mdx_block_move_loop_head,
24123 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24124 mdx_block_move_loop, mdx_block_move): Added.
24125 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24126 mdp_limm): Updated and fix some bug and typo.
24127 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24128 (movsf, movdf, doloop_end): Added.
24130 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24132 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24133 config/arm/thumb2.md: Fix comment typos.
24134 * doc/extend.texi: Fix a typo.
24136 2007-01-07 Eric Christopher <echristo@apple.com>
24138 * configure.ac: Check for __stack_chk_fail for darwin.
24139 * configure: Regenerate.
24141 2007-01-07 Richard Guenther <rguenther@suse.de>
24143 * tree-vrp.c (extract_range_from_assert): CSE calls to
24144 compare_values where possible.
24145 (extract_range_from_unary_expr): Likewise.
24147 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24149 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24150 * config/avr/avr.c (call_insn_operand): Delete function.
24151 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24152 instead of register number. Use predicates.
24153 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24154 call_insn_operand): Add.
24156 2007-01-06 Jan Hubicka <jh@suse.cz>
24158 * tree-pass.h (pass_build_cgraph_edges): Declare.
24159 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24160 (visited_nodes): Remove.
24161 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24162 build_cgrpah_edges; make visited_nodes local.
24163 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24164 (record_references_in_initializer): Move to cgraphbuild.c
24165 (initialize_inline_failed, rebuild_cgraph_edges,
24166 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24167 (verify_cgraph_node): Make visited_nodes local.
24168 (cgraph_analyze_function): Do not call cgraph_create_edges and
24169 initialize_inline_failed.
24170 (cgraph_expand_function): Do not call cgraph_lower_function;
24171 assert that function is already lowered.
24172 * Makefile.in (cgraphbuild.o): New.
24173 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24174 at the end of lowering passes.
24176 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24178 * ifcvt.c (cond_move_convert_if_block): New function, code
24179 factored out from...
24180 (cond_move_process_if_block): ...here. Call the new function
24181 on the THEN and ELSE blocks.
24182 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24183 already takes care of this.
24185 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24188 * tree.h (TREE_OVERFLOW_P): New.
24189 * c-typeck.c (parser_build_unary_op): Warn only if result
24190 overflowed and operands did not.
24191 (parser_build_binary_op): Likewise.
24192 (convert_for_assignment): Remove redundant overflow_warning.
24193 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24195 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24197 * c-typeck.c (store_init_value): Split over two lines to follow
24198 the GNU coding style.
24200 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24202 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24203 __GXX_EXPERIMENTAL_CXX0X__.
24204 * doc/cpp.texi: Same.
24206 2007-01-05 Richard Guenther <rguenther@suse.de>
24208 PR middle-end/27826
24209 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24210 with mismatched types. Instead explicitly build a
24211 conversion NOP_EXPR.
24213 2007-01-05 Ian Lance Taylor <iant@google.com>
24215 * c-common.c (decl_with_nonnull_addr_p): New function.
24216 (c_common_truthvalue_conversion): Call it.
24217 * c-typeck.c (build_binary_op): Likewise.
24218 * c-common.h (decl_with_nonnull_addr_p): Declare.
24220 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24223 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24226 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24228 * doc/install.texi (Final install): Document the fact that
24229 the GNAT runtime should not be stripped.
24231 2007-01-04 Jan Hubicka <jh@suse.cz>
24233 * tree-inline.c (fold_marked_statements): Update operand caches
24234 and EH after folding
24236 2007-01-04 Ian Lance Taylor <iant@google.com>
24238 * c-common.c (check_function_nonnull): Whitespace fix.
24240 2007-01-04 Jan Hubicka <jh@suse.cz>
24242 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24243 comitted older version of patch.
24244 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24245 function, celanup cfg and collect garbage.
24247 2007-01-04 Mike Stump <mrs@apple.com>
24249 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24252 2007-01-04 Eric Christopher <echristo@apple.com>
24254 * libgcc2.c (__bswapsi2): Use SItype.
24255 (__bswapdi2): Use DItype.
24256 * libgcc2.h: Update for above.
24258 2007-01-04 Paul Brook <paul@codesourcery.com>
24260 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24261 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24262 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24263 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24264 umulsi3_highpart): Make conditional on !arm_arch6.
24265 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24266 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24267 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24268 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24269 umulsi3_highpart_v6): New insns.
24271 2007-01-04 Roger Sayle <roger@eyesopen.com>
24273 * fold-const.c (fold_convert): When casting an expression to void,
24274 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24275 have a type. Instead of attempting to build a NOP_EXPR, return
24276 these "special" trees directly.
24278 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24280 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24281 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24282 rs6000_cost->fp not 0 as adjustment for outer NEG.
24284 2007-01-04 Jan Hubicka <jh@suse.cz>
24286 * cgraph.c (cgraph_release_function_body): New function.
24287 (cgraph_remove_node): Use it.
24288 * cgraph.h (cgraph_release_function_body): Declare.
24289 * cgraphunit.c (cgraph_expand_function): Use it.
24290 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24291 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24292 is initialized and while compilation of other function is running.
24293 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24294 statement CFG annotations from here to ...
24295 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24297 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24299 * cfgloop.h (enum li_flags): Make the constants powers of two.
24301 2007-01-04 Jan Hubicka <jh@suse.cz>
24303 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24305 (fold_marked_statements): New function.
24306 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24307 * tree-inline.h (copy_body_data): Add statements_to_fold.
24309 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24311 * config.gcc: Mention libgcc/config.host.
24312 * Makefile.in: Update comments mentioning libgcc.
24313 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24314 (all.cross, start.encap, rest.encap, rest.cross): Update
24315 dependencies for libgcc move.
24316 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24317 (clean-target, clean-target-libgcc): Delete.
24318 (srcdirify, GCC_EXTRA_PARTS): New macros.
24319 (libgcc-support, libgcc.mvars): New rules.
24320 (distclean): Remove mention of mklibgcc.
24321 (install): Don't reference INSTALL_LIBGCC.
24322 (install-common): Don't reference EXTRA_PARTS.
24323 (install-libgcc, install-multilib): Delete rules.
24324 * mklibgcc.in: Delete file.
24325 * doc/configfiles.texi: Don't mention mklibgcc.
24327 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24328 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24329 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24330 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24331 (mklibgcc, ldblspecs): Likewise.
24333 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24334 (posixpre.def): Use $(T).
24335 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24336 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24337 (SHLIB_LINK): Make dummy.
24338 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24340 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24342 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24343 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24344 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24345 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24347 * configure.ac (all_outputs): Remove mklibgcc.
24348 * configure: Regenerated.
24350 2007-01-03 Josh Conner <jconner@apple.com>
24352 PR middle-end/29683
24353 * calls.c (compute_argument_addresses): Set stack and stack_slot
24354 for partial args, too.
24355 (store_one_arg): Use locate.size.constant for the size when
24356 generating a save_area.
24358 2007-01-03 Robert Kennedy <jimbob@google.com>
24360 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24361 whose definitions are deleted due to basic block merging.
24363 2007-01-03 Paul Brook <paul@codesourcery.com>
24366 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24368 (use_return_insn): Return 0 for Thumb interrupt functions.
24369 (print_multi_reg): Add rfe argument for IRQ returns.
24370 (arm_output_epilogue): Pop interrupt return address directly into PC.
24371 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24373 2007-01-03 Paul Brook <paul@codesourcery.com>
24375 Merge from sourcerygxx-4_1.
24376 * config/arm/thumb2.md: New file.
24377 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24379 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24380 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24381 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24382 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24384 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24385 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24387 * config/arm/ieee754-sf.S: Ditto.
24388 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24389 (thumb1_base_register_rtx_p): ... to this.
24390 (thumb_index_register_rtx_p): Rename...
24391 (thumb1_index_register_rtx_p): ... to this.
24392 (thumb_output_function_prologue): Rename...
24393 (thumb1_output_function_prologue): ... to this.
24394 (thumb_legitimate_address_p): Rename...
24395 (thumb1_legitimate_address_p): ... to this.
24396 (thumb_rtx_costs): Rename...
24397 (thumb1_rtx_costs): ... to this.
24398 (thumb_compute_save_reg_mask): Rename...
24399 (thumb1_compute_save_reg_mask): ... to this.
24400 (thumb_final_prescan_insn): Rename...
24401 (thumb1_final_prescan_insn): ... to this.
24402 (thumb_expand_epilogue): Rename...
24403 (thumb1_expand_epilogue): ... to this.
24404 (arm_unwind_emit_stm): Rename...
24405 (arm_unwind_emit_sequence): ... to this.
24406 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24407 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24408 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24409 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24410 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24411 thumb2_output_casesi): New functions.
24412 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24413 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24414 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24415 THUMB2_WORK_REGS): Define.
24416 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24417 arm_condexec_mask, arm_condexec_masklen)): New variables.
24418 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24419 (arm_override_options): Check new CPU capabilities.
24420 Set new architecture flag variables.
24421 (arm_isr_value): Handle v7m interrupt functions.
24422 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24424 (const_ok_for_arm): Handle Thumb-2 constants.
24425 (arm_gen_constant): Ditto. Use movw when available.
24426 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24428 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24429 (thumb_find_work_register, arm_load_pic_register,
24430 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24431 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24432 print_multi_reg, output_mov_long_double_fpa_from_arm,
24433 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24434 output_mov_double_fpa_from_arm, output_move_double,
24435 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24436 output_return_instruction, arm_output_function_prologue,
24437 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24438 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24439 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24440 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24441 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24442 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24444 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24445 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24446 (arm_file_start): Output directive for unified syntax.
24447 (arm_unwind_emit_set): Handle stack alignment instruction.
24448 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24449 Add v6t2, v7, v7a, v7r and v7m.
24450 (RETLDM): Add Thumb-2 code.
24451 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24452 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24453 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24454 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24455 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24456 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24457 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24458 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24459 ADJUST_INSN_LENGTH): Define.
24460 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24461 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24462 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24463 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24464 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24465 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24466 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24467 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24468 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24469 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24470 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24471 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24472 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24473 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24474 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24475 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24476 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24478 * config/arm/arm-tune.md: Regenerate.
24479 * config/arm/arm-protos.h: Update prototypes.
24480 * config/arm/vfp.md: Enable patterns for Thumb-2.
24481 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24482 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24483 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24484 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24485 * config/arm/libunwind.S: Add Thumb-2 code.
24486 * config/arm/constraints.md: Update include Thumb-2.
24487 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24488 * config/arm/ieee754-df.S: Ditto.
24489 * config/arm/bpabi.S: Ditto.
24490 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24491 * config/arm/predicates.md (low_register_operand,
24492 low_reg_or_int_operand, thumb_16bit_operator): New.
24493 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24494 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24495 * config/arm/t-arm-elf: Add armv7 multilib.
24496 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24498 (UNSPEC_STACK_ALIGN, ce_count): New.
24499 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24500 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24502 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24503 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24504 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24505 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24506 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24507 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24509 * doc/extend.texi: Document ARMv7-M interrupt functions.
24510 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24512 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24514 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24515 (struct _Unwind_Context): Rename args_size to flags, remove
24516 signal_frame field, add a new args_size field and version field.
24517 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24518 _Unwind_IsExtendedContext): New inline functions.
24519 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24520 Assume by_value array is only present if _Unwind_IsExtendedContext.
24521 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24522 _Unwind_IsSignalFrame.
24523 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24524 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24525 (uw_init_context_1): Initialize context->flags to
24526 EXTENDED_CONTEXT_BIT.
24527 * config/rs6000/linux-unwind.h (frob_update_context): Use
24528 _Unwind_SetSignalFrame.
24530 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24532 PR middle-end/30353
24533 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24534 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24537 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24539 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24540 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24541 RET, AT_SP): Remove.
24542 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24545 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24546 * cfgbuild.c (find_basic_blocks): Likewise.
24547 * cfgrtl.c (rtl_create_basic_block): Likewise.
24548 * function.c (temp_slots_at_level): Likewise.
24549 * reg-stack.c (stack_regs_mentioned): Likewise.
24550 * regclass.c (allocate_reg_info): Likewise.
24551 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24552 set_bb_for_stmt, move_block_to_fn): Likewise.
24553 * tree-complex.c (tree_lower_complex): Likewise.
24554 * vec.h (VEC_safe_grow_cleared): New.
24556 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24558 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24560 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24561 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24563 * cfgloopmanip.c (scale_loop_frequencies): Export.
24564 (loopify): Scale the frequencies by prescribed coefficients.
24565 (set_zero_probability): New function.
24566 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24567 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24568 and frequencies according to arguments.
24569 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24571 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24572 * modulo-sched.c (sms_schedule): Set probabilities for entering
24573 versioned loop correctly.
24574 * tree-vect-transform.c (vect_transform_loop): Ditto.
24575 * cfgloop.h (loopify, loop_version): Declaration changed.
24576 (scale_loop_frequencies): Declared.
24578 2007-01-02 Jan Hubicka <jh@suse.cz>
24580 * cgraph.c: Include tree-flow.h
24581 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24582 early_local_passes.
24583 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24584 * tree-pass.h (pass_all_early_optimizations): Declare.
24585 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24586 early_local_passes.
24587 (cgraph_analyze_function): Do early_local_passes.
24588 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24589 Do not add referenced vars.
24590 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24592 (gate_all_early_local_passes): New gate.
24593 (pass_early_local_passes): Use new gate.
24594 (execute_early_local_optimizations): New functions.
24595 (gate_all_early_optimizations): New gate.
24596 (pass_all_early_optimizations): New pass.
24597 (execute_free_datastructures): Free SSA only when initialized.
24598 (gate_init_datastructures): Init only when optimizing.
24599 (tree_lowering_passes): Do early local passes when called late.
24600 * tree-profile.c (do_tree_profiling): Don't profile functions added
24602 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24603 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24605 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24606 during early_local_passes.
24607 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24610 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24612 * Makefile.in: Update copyright year.
24614 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24616 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24617 in $(lang_checks) and check-consistency targets.
24619 2007-01-02 Jan Hubicka <jh@suse.cz>
24621 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24622 Do not add referenced vars.
24623 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24625 * passes.c (init_optimization_passes): Put mudflap_2 after
24626 free_datastructures.
24628 2007-01-02 Jan Hubicka <jh@suse.cz>
24630 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24631 Set NOTHROW flag on call statements proved to be nothrow.
24632 Update statement of local calls so new pure/const functions are
24633 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24635 (tree_rest_of_compilation): Register hooks and initialize bitmap
24636 early. Do not set after_inlining flag.
24638 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24640 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24641 HOST_BITS_PER_LONGLONG
24643 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24646 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24647 warning for non-static initializers.
24649 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24651 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24652 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24653 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24654 Always use set_unique_reg_note to add REG_EQUAL notes.
24656 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24659 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24661 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24662 * cfgbuild.c (find_basic_blocks): Likewise.
24663 * cfgrtl.c (rtl_create_basic_block): Likewise.
24664 * function.c (temp_slots_at_level): Likewise.
24665 * reg-stack.c (stack_regs_mentioned): Likewise.
24666 * regclass.c (allocate_reg_info): Likewise.
24667 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24668 set_bb_for_stmt, move_block_to_fn): Likewise.
24669 * tree-complex.c (tree_lower_complex): Likewise.
24670 * vec.h (VEC_safe_grow_cleared): New.
24672 2007-01-02 Ian Lance Taylor <iant@google.com>
24674 * c-common.c (c_common_truthvalue_conversion): When warning about
24675 using an assignment as a truth value, set TREE_NO_WARNING.
24677 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24680 * c.opt (Wold-style-declaration): New.
24681 * doc/invoke.texi (C-only Warning Options): New.
24682 (Wold-style-declaration): Document it.
24683 (Wextra): Enabled by -Wextra.
24684 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24685 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24686 -Wold-style-declaration.
24688 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24690 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24691 * cfgbuild.c (find_basic_blocks): Likewise.
24692 * cfgrtl.c (rtl_create_basic_block): Likewise.
24693 * function.c (temp_slots_at_level): Likewise.
24694 * reg-stack.c (stack_regs_mentioned): Likewise.
24695 * regclass.c (allocate_reg_info): Likewise.
24696 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24697 set_bb_for_stmt, move_block_to_fn): Likewise.
24698 * tree-complex.c (tree_lower_complex): Likewise.
24699 * vec.h (VEC_safe_grow_cleared): New.
24701 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24703 * c-common.c (c_common_nodes_and_builtins): Since variants of
24704 void_type_node get built before it is given a name, we need to
24705 give those variants the name, too.
24706 (complete_array_type): We need to work with the canonical main
24707 type of the array, from which we will build the qualified version.
24708 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24709 * print-tree.c (print_node): Display canonical type information
24711 * stor-layout.c (layout_type): When we don't know the
24712 alignment of a type for which we're building an array, we end up
24713 guessing wrong, so make the type require structural equality.
24714 * tree.c (make_node_stat): When we build a new type, it is its
24715 own canonical type.
24716 (build_type_attribute_qual_variant): When building an attribute
24717 variant, its canonical type is the non-attribute variant. However,
24718 if the attributes are target-dependent and they differ, we need to
24719 use structural equality checks for this type.
24720 (build_qualified_type): A qualified type is not equivalent to its
24721 unqualified variant; set the canonical type appropriately.
24722 (build_distinct_type_copy): When building a distinct type from
24723 another type, the new type is its own canonical type.
24724 (build_variant_type_copy): When building a new type variant, we
24725 assume that it is equivalent to the original type.
24726 (build_pointer_type_for_mode): When building a pointer type, also
24727 build a canonical type pointer.
24728 (build_reference_type_for_mode): When building a reference type,
24729 also build a canonical type reference.
24730 (build_index_type): When we can't hash an index type (e.g.,
24731 because its maximum value is negative), the index type requires
24732 structural equality tests.
24733 (build_array_type): Build the canonical form of an array type.
24734 (build_function_type): Function types require structural equality,
24735 because they contain default arguments, attributes, etc.
24736 (build_method_type_directly): Ditto for method types.
24737 (build_offset_type): Build the canonical offset type.
24738 (build_complex_type): Build the canonical vector type.
24739 (make_vector_type): Build the canonical vector type.
24740 * tree.h (TYPE_CANONICAL): New.
24741 (TYPE_STRUCTURAL_EQUALITY_P): New.
24742 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24743 (struct tree_type): Added "canonical" field.
24744 * params.h (VERIFY_CANONICAL_TYPES): New.
24745 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24746 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24747 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24748 * doc/invoke.texi (verify-canonical-types): Document --param
24749 parameter for verifying canonical types.
24751 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24753 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24754 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24755 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24756 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24758 * config/rs6000/e500.h: New.
24759 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24760 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24762 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24763 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24764 TARGET_E500_DOUBLE): Remove.
24765 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24766 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24767 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24768 * config/rs6000/rs6000.c (rs6000_override_options): Use
24769 CHECK_E500_OPTIONS.
24771 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24773 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24774 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24775 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24776 rs6000_emit_cmove): Don't check TARGET_E500.
24777 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24778 sordered): Don't check TARGET_E500.
24780 2007-01-01 Eric Christopher <echristo@apple.com>
24782 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24783 HARD_REGISTER_NUM_P.
24785 2007-01-01 Roger Sayle <roger@eyesopen.com>
24787 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24788 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24789 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24792 2007-01-01 Mike Stump <mrs@apple.com>
24794 * configure.ac: Remove support for building with Apple's gcc-3.1.
24796 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24798 PR middle-end/30311
24799 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24800 REG is a hard register. Do not modify REG before calling
24802 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24803 multiple of the size of YMODE for certain lowpart cases.
24805 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24807 PR middle-end/30253
24808 * gimplify (voidify_wrapper_expr): Update for
24809 GIMPLE_MODIFY_STMT.
24811 2007-01-01 Andreas Schwab <schwab@suse.de>
24814 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24815 save of BR0 in extra_spill_size instead of spill_size.
24816 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24818 (ia64_expand_epilogue): Restore BR0 from its new location.
24820 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24822 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24823 Use a temporary variable if the left hand side is not a gimple
24826 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24828 * gimplify.c (gimplify_return_expr): Make the temporary variable
24829 for the return expression, a gimple register variable.
24831 2007-01-01 Jan Hubicka <jh@suse.cz>
24833 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24836 2007-01-01 Mike Stump <mrs@apple.com>
24838 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24840 * config/darwin.c (machopic_select_rtx_section): Use
24841 HAVE_GAS_LITERAL16.
24842 (darwin_mergeable_constant_section): Likewise.
24843 * configure: Regenerate.
24844 * config.in: Regenerate.
24846 2007-01-01 Jan Hubicka <jh@suse.cz>
24847 Andrew Pinski <pinskia@gmail.com>
24849 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24850 before starting IPA passes.