1 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * alias.c (rtx_equal_for_memref_p): Constify.
4 * basic-block.h (const_edge, const_basic_block): New.
5 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8 probably_never_executed_bb_p, edge_probability_reliable_p,
9 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
12 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
13 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
15 * cfganal.c (flow_active_insn_p, forwarder_block_p,
16 flow_nodes_print, dfs_enumerate_from): Likewise.
17 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
18 control_flow_insn_p, count_basic_blocks): Likewise.
19 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
20 get_loop_body_with_size, loop_exit_edge_p): Likewise.
21 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
22 average_num_loop_insns, loop_exit_edge_p,
23 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
24 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
25 average_num_loop_insns, seq_cost): Likewise.
26 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
27 * dominance.c (dominated_by_p): Likewise.
28 * emit-rtl.c (validate_subreg): Likewise.
29 * except.c (can_throw_internal, can_throw_external): Likewise.
30 * except.h (can_throw_internal, can_throw_external): Likewise.
31 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
32 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
33 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
34 simple_mem, store_ops_ok, load_kills_store, find_loads,
35 store_killed_in_insn, store_killed_after, store_killed_before,
36 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
38 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
39 noce_mem_write_may_trap_or_fault_p): Likewise.
40 * pointer-set.c (pointer_set_contains, pointer_map_contains):
42 * pointer-set.h (pointer_set_contains, pointer_map_contains):
44 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
45 probably_cold_bb_p, probably_never_executed_bb_p,
46 edge_probability_reliable_p, br_prob_note_reliable_p,
47 can_predict_insn_p): Likewise.
48 * regclass.c (reg_set_to_hard_reg_set): Likewise.
49 * resource.c (return_insn_p): Likewise.
50 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
52 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
53 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
54 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
55 verify_gimple_modify_stmt): Likewise.
56 * tree-chrec.c (is_not_constant_evolution,
57 is_multivariate_chrec_rec, is_multivariate_chrec,
58 chrec_contains_symbols, chrec_contains_undetermined,
59 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
60 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
61 eq_evolutions_p, scev_direction): Likewise.
62 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
63 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
64 chrec_contains_symbols_defined_in_loop,
65 chrec_contains_undetermined, tree_contains_chrecs,
66 evolution_function_is_affine_multivariate_p,
67 evolution_function_is_univariate_p, chrec_zerop,
68 evolution_function_is_constant_p, evolution_function_is_affine_p,
69 evolution_function_is_affine_or_constant_p,
70 tree_does_not_contain_chrecs, chrec_type): Likewise.
71 * tree-data-ref.c (tree_fold_divides_p,
72 object_address_invariant_in_loop_p, dr_may_alias_p,
73 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
74 same_access_functions, constant_access_functions,
75 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
77 * tree-flow.h (scev_direction): Likewise.
78 * tree-gimple.c (is_gimple_stmt): Likewise.
79 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
81 * tree-pretty-print.c (op_prio): Likewise.
82 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
83 analyzable_condition, backedge_phi_arg_p): Likewise.
84 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
85 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
86 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
89 2007-08-13 Dan Hipschman <dsh@google.com>
92 * c-format.c (check_format_arg): Move check for zero-length
93 format strings below the check for unterminated strings.
95 2007-08-13 Andrew Pinski <pinskia@gmail.com>
98 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
101 2007-08-13 Nick Clifton <nickc@redhat.com>
103 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
105 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
108 * c-format.c (gcc_gfc_length_specs): New array.
109 (gcc_gfc_char_table): Add unsigned specifier, and references to
110 the l length modifier.
111 (format_types_orig): Use the new gcc_gfc_length_specs.
113 2007-08-12 Sa Liu <saliu@de.ibm.com>
115 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
116 and with REG_RETVAL note after split.
118 2007-08-11 David Daney <ddaney@avtrex.com>
120 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
123 2007-08-11 David Edelsohn <edelsohn@gnu.org>
124 Segher Boessenkool <segher@kernel.crashing.org>
126 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
127 HAVE_LOCAL_CPU_DETECT not defined.
129 2007-08-11 Jan Hubicka <jh@suse.cz>
131 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
132 (cgraph_process_new_functions): Honor previous value of
133 disregard_inline_limits.
134 * ipa-inline.c (compute_inline_parameters): Likewise.
136 2007-08-11 Ian Lance Taylor <iant@google.com>
138 * alias.h (alias_set_type): Define new type.
139 (ALIAS_SET_MEMORY_BARRIER): Use it.
140 * rtl.h: Include alias.h.
141 (struct mem_attrs): Use alias_set_type.
142 * tree.h: Include alias.h
143 (struct tree_type): Use alias_set_type.
144 (struct tree_struct_field_tag): Likewise.
145 (struct tree_decl_common): Likewise.
146 * alias.c (struct alias_set_entry): Use alias_set_type.
147 (get_alias_set_entry, alias_set_subset_of): Likewise.
148 (alias_sets_conflict_p): Likewise.
149 (alias_sets_must_conflict_p): Likewise.
150 (objects_must_conflict_p): Likewise.
151 (get_alias_set, new_alias_set): Likewise.
152 (record_alias_subset, record_component_aliases): Likewise.
153 (varargs_set, frame_set): Change to alias_set_type.
154 (get_varargs_alias_set): Use alias_set_type.
155 (get_frame_alias_set): Likewise.
156 * builtins.c (setjmp_alias_set): Change to alias_set_type.
157 * dse.c (struct store_info): Use alias_set_type.
158 (struct read_info, struct clear_alias_mode_holder): Likewise.
159 (clear_alias_set_lookup, canon_address): Likewise.
160 (record_store, check_mem_read_rtx): Likewise.
161 (dse_record_singleton_alias_set): Likewise.
162 (dse_invalidate_singleton_alias_set): Likewise.
163 * emit-rtl.c (get_mem_attrs): Likewise.
164 (set_mem_attributes_minus_bitpos): Likewise.
165 (set_mem_alias_set): Likewise.
166 * expr.c (store_constructor_field, store_field): Likewise.
167 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
168 * langhooks.c (lhd_get_alias_set): Likewise.
169 * langhooks-def.h (lhd_get_alias_set): Likewise.
170 * reload1.c (alter_reg): Likewise.
171 * tree-flow.h (struct fieldoff): Likewise.
172 * tree-ssa-alias.c (struct alias_map_d): Likewise.
173 (may_alias_p, get_smt_for, create_sft): Likewise.
174 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
175 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
176 (merge_smts_into): Likewise.
177 * varasm.c (const_alias_set): Likewise.
178 * c-common.c (strict_aliasing_warning): Likewise.
179 (c_common_get_alias_set): Likewise.
180 * dse.h (dse_record_singleton_alias_set): Update declaration.
181 (dse_invalidate_singleton_alias_set): Likewise.
182 * emit-rtl.h (set_mem_alias_set): Likewise.
183 * c-common.h (c_common_get_alias_set): Likewise.
184 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
185 * print-tree.c (print_node): Likewise.
186 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
188 (alpha_setup_incoming_varargs): Use alias_set_type.
189 * config/i386/i386.c (setup_incoming_varargs_64): Use
191 (setup_incoming_varargs_ms_64): Likewise.
192 (ix86_GOT_alias_set): Likewise.
193 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
194 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
195 (set): Change to alias_set_type.
196 (get_TOC_alias_set): Use alias_set_type.
197 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
199 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
200 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
202 (struct_value_alias_set): Likewise.
203 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
205 2007-08-11 Richard Sandiford <richard@codesourcery.com>
207 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
208 * config/vxworks.h (TARGET_VXWORKS): Override.
209 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
210 "mips" if TARGET_VXWORKS.
212 2007-08-11 Richard Sandiford <richard@codesourcery.com>
214 * calls.c (avoid_likely_spilled_reg): New function.
215 (expand_call): Use it.
217 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
219 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
221 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
223 * config/mips/predicates.md (const_call_insn_operand): Invoke
224 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
226 2007-08-10 David Edelsohn <edelsohn@gnu.org>
229 * config/rs6000/driver-rs6000.c: Include link.h.
230 Use ElfW instead of wordsize-specif typedef.
232 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * system.h (CONST_CAST): New.
235 * c-decl.c (c_make_fname_decl): Use it.
236 * c-lex.c (cb_ident, lex_string): Likewise.
237 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
238 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
239 give_switch, set_multilib_dir): Likewise.
240 * gengtype-parse.c (string_seq, typedef_name): Likewise.
241 * passes.c (execute_one_pass): Likewise.
242 * prefix.c (update_path): Likewise.
243 * pretty-print.c (pp_base_destroy_prefix): Likewise.
244 * tree.c (build_string): Likewise.
246 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
248 * tree-flow-inline.h (is_exec_stmt): Remove.
249 (is_label_stmt): Remove.
250 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
253 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
255 * lower-subreg.c (resolve_shift_zext): Don't adjust
256 src_reg_num for wordmode operands.
258 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
259 David Ung <davidu@mips.com>
261 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
262 (TARGET_SCHED_REORDER2): Define.
263 (mips_maybe_swap_ready): New.
264 (mips_last_74k_agen_insn): New.
265 (mips_74k_agen_init): New.
266 (mips_74k_agen_reorder): New function to group loads and stores
268 (mips_sched_init): New.
269 (mips_sched_reorder): Don't do initialization here. Call
270 mips_74k_agen_reorder.
271 (mips_variable_issue): Call mips_74k_agen_init.
273 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
275 * tree-flow-inline.h (get_filename): Remove.
277 2007-08-10 Richard Sandiford <richard@codesourcery.com>
279 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
281 (mips_fetch_insns): Delete in favor of...
282 (mips_load_store_insns): ...this new function.
283 * config/mips/mips.c (mips_address_insns): Add a boolean argument
284 to say whether multiword moves _might_ be split.
285 (mips_fetch_insns): Delete in favor of...
286 (mips_load_store_insns): ...this new function.
287 (mips_rtx_costs): Update the call to mips_address_insns.
288 (mips_address_cost): Likewise.
289 * config/mips/mips.md (length): Use mips_load_store_insns instead
291 * config/mips/constraints.md (R): Use mips_address_insns rather
292 than mips_fetch_insns. Assume that the move never needs to be split.
294 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
296 * config/mips/mips.opt (mhard-float, msoft-float): Make these
297 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
298 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
299 * config/mips/mips.h (mips16_hard_float): Delete.
300 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
301 definitions, and replace with....
302 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
303 * config/mips/mips.c (mips16_hard_float): Delete. Replace
304 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
305 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
306 (override_options): Replace MASK_SOFT_FLOAT references with
307 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
308 and mips16_hard_float when TARGET_MIPS16.
310 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
313 * c-typeck.c (build_binary_op): Check for non pointer types before
314 calling int_fits_type_p.
316 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
319 * fold-const.c (omit_one_operand): Return only the ommitted expression
320 if the result is an empty statement.
321 (pedantic_omit_one_operand): Likewise.
323 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
325 * c-typeck.c (readonly_error): Improve error for assignment.
327 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
329 (pp_c_expression): Ditto.
331 2007-08-09 Simon Baldwin <simonb@google.com>
333 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
334 break that was preventing simplify_associative_operation() for xor.
336 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
337 Nigel Stephens <nigel@mips.com>
339 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
340 Document change in interpretation of value from boolean to
342 * optabs.c (expand_ffs, expand_ctz): New functions to compute
343 ffs and ctz using clz.
344 (expand_unop): Call them.
345 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
347 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
348 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
349 enable the new ffs expansion on this target.
351 2007-08-09 Jan Hubicka <jh@suse.cz>
353 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
354 (expand_ternary_op): Likewise.
355 (expand_vec_shift_expr): Likewise.
356 (expand_binop_directly): Likewise.
357 (expand_binop): Likewise.
358 (sign_expand_binop): Likewise.
359 (expand_twoval_unop): Likewise.
360 (expand_twoval_binop): Likewise.
361 (expand_twoval_binop_libfunc): Likewise.
362 (widen_clz): Likewise.
363 (widen_bswap): Likewise.
364 (expand_parity): Likewise.
365 (expand_unop): Likewise.
366 (expand_abs_nojump): Likewise.
367 (expand_copysign): Likewise.
368 (emit_no_conflict_block): Likewise.
369 (emit_libcall_block): Likewise.
370 (can_compare_p): Likewise.
371 (prepare_cmp_insn): Likewise.
372 (emit_cmp_and_jump_insn_1): Likewise.
373 (prepare_float_lib_cmp): Likewise.
374 (emit_conditional_add): Likewise.
375 (gen_add2_insn): Likewise.
376 (have_add2_insn): Likewise.
377 (gen_sub2_insn): Likewise.
378 (have_sub2_insn): Likewise.
379 (can_extend_p): Likewise.
380 (can_fix_p): Likewise.
381 (can_float_p): Likewise.
382 (expand_float): Likewise.
383 (expand_fix): Likewise.
384 (expand_sfix_optab): Likewise.
385 (new_optab): Likewise.
386 (new_convert_optab): Likewise.
387 (init_libfuncs): Likewise.
388 (init_interclass_conv_libfuncs): Likewise.
389 (init_intraclass_conv_libfuncs): Likewise.
390 (set_conv_libfunc): Likewise.
391 (init_optabs): Likewise.
392 (debug_optab_libfuncs): Likewise.
393 (gen_cond_trap): Likewise.
394 * optabs.h (optab_handler, convert_optab_hanlder): New.
395 * genopinit.c: Update optabs generation table.
396 * reload.c (find_reloads_address_1): Use optabs accestors.
397 * builtins.c (expand_builtin_mathfn): Likewise.
398 (expand_builtin_mathfn_2): Likewise.
399 (expand_builtin_mathfn_3): Likewise.
400 (expand_builtin_interclass_mathfn): Likewise.
401 (expand_builtin_sincos): Likewise.
402 (expand_builtin_cexpi): Likewise.
403 (expand_builtin_powi): Likewise.
404 (expand_builtin_strlen): Likewise.
405 * dojump.c (do_jump): Likewise.
406 * expr.c (convert_move): Likewise.
407 (move_by_pieces): Likewise.
408 (move_by_pieces_ninsns): Likewise.
409 (can_store_by_pieces): Likewise.
410 (store_by_pieces_1): Likewise.
411 (emit_move_via_integer): Likewise.
412 (emit_move_complex): Likewise.
413 (emit_move_ccmode): Likewise.
414 (emit_move_insn_1): Likewise.
415 (emit_single_push_insn): Likewise.
416 (store_constructor): Likewise.
417 (expand_expr_real_1): Likewise.
418 (do_store_flag): Likewise.
419 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
420 (enumerate_modes): Likewise.
421 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
422 (supportable_widening_operation): Likewise.
423 (supportable_narrowing_operation): Likewise.
424 * expmed.c (store_bit_field_1): Likewise.
425 (extract_bit_field_1): Likewise.
426 (expand_mult_highpart_optab): Likewise.
427 (expand_smod_pow2): Likewise.
428 (expand_divmod): Likewise.
429 (emit_store_flag): Likewise.
430 * tree-vect-patterns.c
431 (vect_pattern_recog_1): Likewise.
432 * tree-ssa-loop-prefetch.c
433 (nontemporal_store_p): Likewise.
434 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
435 (vect_create_epilog_for_reduction): Likewise.
436 (vectorizable_reduction): Likewise.
437 (vectorizable_operation): Likewise.
438 (vect_strided_store_supported): Likewise.
439 (vectorizable_store): Likewise.
440 (vect_strided_load_supported): Likewise.
441 (vectorizable_load): Likewise.
442 * combine.c (simplify_comparison): Likewise.
443 * tree-vect-generic.c
444 (type_for_widest_vector_mode): Likewise.
445 (expand_vector_operations_1): Likewise.
446 * config/spu/spu.c (spu_expand_mov): Likewise.
447 (spu_emit_vector_compare): Likewise.
448 * config/rs6000/rs6000.c
449 (rs6000_emit_vector_compare): Likewise.
450 * stmt.c (add_case_node): Likewise.
451 * reload1.c (gen_reload):
453 2007-08-09 Michael Matz <matz@suse.de>
455 * tree.h (fixed_zerop): Declare as taking a const_tree.
456 * tree.c (fixed_zerop): Take a const_tree.
458 2007-08-09 Ira Rosen <irar@il.ibm.com>
460 * tree-vect-transform.c (vectorizable_store): Remove call to
461 copy_virtual_operands() and call mark_symbols_for_renaming() for
462 the created vector store.
463 (vect_setup_realignment): Don't call copy_virtual_operands() and
464 update_vuses_to_preheader().
465 (vectorizable_load): Don't call copy_virtual_operands().
466 (update_vuses_to_preheader): Remove.
468 2007-08-08 Chao-ying Fu <fu@mips.com>
470 * tree.def (FIXED_POINT_TYPE): New type.
471 (FIXED_CST): New constant.
472 (FIXED_CONVERT_EXPR): New expr.
473 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
474 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
475 * tree.h (struct tree_base): Add saturating_flag.
476 Remove one bit of spare for saturating_flag.
477 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
478 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
479 FIXED_POINT_TYPE_P): Define.
480 (TYPE_SATURATING): Define.
481 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
482 (struct tree_fixed_cst): New.
483 (TYPE_IBIT, TYPE_FBIT): Define.
484 (tree_node): Add fixed_cst.
485 (enum tree_index): Add new enumeration values of
486 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
487 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
488 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
489 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
490 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
491 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
492 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
493 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
494 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
495 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
496 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
497 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
498 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
499 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
500 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
501 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
502 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
503 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
504 (sat_short_fract_type_node, sat_fract_type_node,
505 sat_long_fract_type_node, sat_long_long_fract_type_node,
506 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
507 sat_unsigned_long_fract_type_node,
508 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
509 fract_type_node, long_fract_type_node, long_long_fract_type_node,
510 unsigned_short_fract_type_node, unsigned_fract_type_node,
511 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
512 sat_short_accum_type_node, sat_accum_type_node,
513 sat_long_accum_type_node, sat_long_long_accum_type_node,
514 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
515 sat_unsigned_long_accum_type_node,
516 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
517 accum_type_node, long_accum_type_node, long_long_accum_type_node,
518 unsigned_short_accum_type_node, unsigned_accum_type_node,
519 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
520 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
521 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
522 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
523 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
524 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
525 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
526 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
527 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
528 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
529 sat_uda_type_node, sat_uta_type_node): New macro.
530 (make_fract_type, make_accum_type): Declare.
531 (make_signed_fract_type, make_unsigned_fract_type,
532 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
533 make_signed_accum_type, make_unsigned_accum_type,
534 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
535 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
536 make_or_reuse_sat_signed_fract_type,
537 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
538 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
539 make_or_reuse_sat_unsigned_accum_type): New macro.
540 (fixed_zerop): Declare.
541 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
542 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
543 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
544 LONG_LONG_ACCUM_TYPE_SIZE): Define.
545 * treestruct.def: Add TS_FIXED_CST.
546 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
548 (tree-dump.o): Likewise.
549 (print-tree.o): Likewise.
550 (tree-pretty-print.o): Likewise.
551 (fold-const.o): Likewise.
552 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
553 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
554 (is_gimple_min_invariant): Handle FIXED_CST.
555 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
556 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
557 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
558 (layout_type): Handle FIXED_POINT_TYPE.
559 (make_fract_type, make_accum_type): New functions.
560 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
561 * tree-dump.c (fixed-value.h): New include.
562 (dump_fixed): New function.
563 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
564 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
565 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
566 * tree-pretty-print.c (fixed-value.h): New include.
567 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
569 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
570 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
571 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
572 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
573 for non-saturating fixed-point types.
574 (reassociate_bb): Likewise.
575 * emit-rtl.c (fixed-value.h): New include.
576 (fconst0, fconst1): New array.
577 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
578 * tree-vect-generic.c expand_vector_operation): Support
579 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
581 (type_for_widest_vector_mode): Add one parameter for the
583 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
585 Pass the satp parameter to type_for_mode for fixed-point types.
586 (expand_vector_operations_1): Pass the saturating flag to
587 type_for_widest_vector_mode.
588 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
589 and MODE_VECTOR_UACCUM.
590 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
591 (vectorizable_condition): Likewise.
592 * tree.c (fixed-value.h): New include.
593 (tree_code_size): Support FIXED_CST.
594 (build_fixed): New function.
595 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
596 (fixed_zerop): New function.
597 (tree_node_structure): Support FIXED_CST.
598 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
599 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
600 (type_hash_eq): Handle FIXED_POINT_TYPE.
601 (simple_cst_equal): Support FIXED_CST.
602 (iterative_hash_expr): Handle FIXED_CST.
603 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
604 (get_narrower): Likewise.
605 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
606 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
607 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
608 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
610 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
611 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
612 (initializer_zerop): Support FIXED_CST.
613 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
614 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
615 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
616 (is_base_type): Handle FIXED_POINT_TYPE.
617 (add_type_attribute): Handle FIXED_POINT_TYPE.
618 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
619 * print-tree.c (fixed-value.h): New include.
620 (print_node_brief): Support FIXED_CST.
621 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
622 * c-pretty-print.c (fixed-value.h): New include.
623 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
624 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
625 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
626 Support fixed-point types for inner items in VECTOR_TYPE.
627 (pp_c_direct_declarator): Likewise.
628 (pp_c_declarator): Likewise.
629 (pp_c_fixed_constant): New function.
630 (pp_c_constant): Handle FIXED_CST.
631 (pp_c_primary_expression): Likewise.
632 (pp_c_expression): Likewise.
633 * fold-const.c (fixed-value.h): New include.
634 (negate_expr_p): Return true for FIXED_CST.
635 (fold_negate_expr): Support FIXED_CST.
636 (split_tree): Support FIXED_CST.
637 (const_binop): Support FIXED_CST.
638 (fold_convert_const_int_from_fixed): New function to convert from
640 (fold_convert_const_real_from_fixed): New function to convert from
642 (fold_convert_const_fixed_from_fixed): New function to convert from
643 fixed to another fixed.
644 (fold_convert_const_fixed_from_int): New function to convert from
646 (fold_convert_const_fixed_from_real): New function to convert from
648 (fold_convert_const): Support conversions from fixed to int, from
649 fixed to real, from fixed to fixed, from int to fixed, and from real
651 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
652 (operand_equal_p): Support FIXED_CST.
653 (make_range): For fixed-point modes, we need to pass the
654 saturating flag as the 2nd parameter.
655 (tree_swap_operands_p): Handle FIXED_CST.
656 (fold_plusminus_mult_expr): For fract modes, we cannot generate
658 (fold_unary): Support FIXED_CONVERT_EXPR.
659 (fold_binary): Handle FIXED_CST.
660 Make sure the type is not saturating, before associating operations.
661 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
662 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
663 (fold_negate_const): Support FIXED_CST.
664 (fold_relational_const): Support FIXED_CST.
665 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
666 (gimplify_expr): Handle FIXED_CST.
667 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
668 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
669 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
670 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
671 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
672 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
673 LONG_LONG_ACCUM_TYPE_SIZE.
674 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
675 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
676 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
677 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
678 MODE_ACCUM, and MODE_UACCUM.
679 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
680 fixed-point types to disable reduction.
681 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
683 2007-08-08 David Edelsohn <edelsohn@gnu.org>
685 * config/rs6000/x-rs6000: New file.
686 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
687 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
688 (EXTRA_SPEC_FUNCTIONS): Define.
689 (HAVE_LOCAL_CPU_DETECT): Define.
690 (CC1_CPU_SPEC): Define.
691 * config/rs6000/driver-rs6000.c: New file.
692 * config/rs6000/aix.h (CC1_SPEC): Define.
693 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
694 * config.host: Add x-rs6000 to host_xmake_file if host and target
695 are rs6000 or powerpc.
697 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
699 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
701 2007-08-08 Richard Sandiford <richard@codesourcery.com>
702 Sandra Loosemore <sandra@codesourcery.com>
703 Chao-ying Fu <fu@mips.com>
704 Nigel Stephens <nigel@mips.com>
705 David Ung <davidu@mips.com>
707 * doc/invoke.texi (-mcode-readable): Document.
708 * config/mips/mips.opt (mcode-readable): New option.
709 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
710 * config/mips/mips.h (mips_code_readable_setting): New enum.
711 (mips_code_readable): Declare.
712 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
713 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
714 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
715 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
716 boiler-plate comments.
717 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
718 * config/mips/mips.c (mips_code_readable): New variable.
719 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
720 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
721 context and -mcode-readable setting to restrict the use of
722 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
723 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
724 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
725 (mips_blocks_for_constant_p): Only return false for
726 TARGET_MIPS16_PCREL_LOADS.
727 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
728 for MIPS16. Handle SYMBOL_32_HIGH.
729 (mips_const_insns): Allow HIGHs for MIPS16 too.
730 (mips_unspec_address_offset): New function, split out from...
731 (mips_unspec_address): ...here.
732 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
733 16-bit symbolic constants. Assert approropiate conditions for
734 using the "la" and "dla" macros.
735 (mips_handle_option): Handle -mcode-readable=.
736 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
737 Set up mips_lo_relocs[SYMBOL_32_HIGH].
738 (mips_strip_unspec_address): New function, split out from...
739 (print_operand_reloc): ...here.
740 (print_operand): Pass constants through mips_strip_unspec_address.
741 (print_operand_address): Likewise.
742 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
743 (mips_select_rtx_section): Remove MIPS16 handling.
744 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
745 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
746 (mips16_lay_out_constants): Do nothing unless
747 TARGET_MIPS16_PCREL_LOADS.
748 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
749 * config/mips/mips.md: Split HIGHs for MIPS16.
750 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
752 2007-08-08 Richard Sandiford <richard@codesourcery.com>
754 * config/mips/mips-protos.h (mips_emit_move): Declare.
755 * config/mips/mips.c (mips_emit_move): New function.
756 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
757 (mips_legitimize_const_move): Likewise.
758 (mips_legitimize_move): Likewise.
759 (mips_split_64bit_move): Likewise.
760 (mips_restore_gp): Likewise.
761 (mips_load_call_address): Likewise.
762 (mips_emit_fcc_reload): Likewise.
763 (mips_set_return_address): Likewise.
764 (mips_block_move_straight): Likewise.
765 (mips_block_move_loop): Likewise.
766 (mips_setup_incoming_varargs): Likewise.
767 (mips_save_reg): Likewise.
768 (mips_expand_prologue): Likewise.
769 (mips_restore_reg): Likewise.
770 (mips_expand_epilogue): Likewise.
771 (mips_output_mi_thunk): Likewise.
772 (build_mips16_call_stub): Likewise.
773 (mips_builtin_branch_and_move): Likewise.
774 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
775 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
776 (fixuns_truncdfdi2): Likewise.
777 (fixuns_truncsfsi2): Likewise.
778 (fixuns_truncsfdi2): Likewise.
779 (loadgp_absolute): Likewise.
780 (builtin_setjmp_setup): Likewise.
781 (builtin_longjmp): Likewise.
782 (untyped_call): Likewise.
784 2007-08-08 Richard Sandiford <richard@codesourcery.com>
786 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
787 an "rtx *" argument. Return a bool.
788 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
789 values and return true if they can be split. Take the same kind of
790 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
791 and store the lo_sum there if nonnull. Use the symbol type to
792 determine whether a $gp or HIGH is needed.
793 (mips_legitimize_address): Update call to mips_split_symbol and
794 simplify accordingly.
795 (mips_legitimize_const_move): Likewise.
796 * config/mips/mips.md: In the combine define_split,
797 check mips_split_symbol instead of splittable_symbolic_operand.
798 Update use of mips_split_symbol in the generator code.
799 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
801 2007-08-08 Richard Sandiford <richard@codesourcery.com>
803 * config/mips/mips.c (mips_symbolic_address_p): Delete.
804 (mips_symbol_insns_1): New function, split out from...
805 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
806 and stores separately from load addresses.
807 (mips_classify_address): Replace uses of mips_symbolic_address_p
808 with uses of mips_symbol_insns.
809 (mips_address_insns): Update calls to mips_symbol_insns.
810 (mips_const_insns): Likewise.
811 (mips_legitimize_address): Likewise.
813 2007-08-08 Richard Sandiford <richard@codesourcery.com>
815 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
816 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
817 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
818 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
819 non-call contexts if TARGET_MIPS16.
820 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
821 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
822 code for SYMBOL_ABSOLUTE.
823 (mips_symbol_insns): Likewise.
825 2007-08-08 Richard Sandiford <richard@codesourcery.com>
827 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
828 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
829 (mips_symbolic_constant_p): Likewise. Update the call to
830 mips_classify_symbol.
831 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
832 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
833 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
834 (print_operand_reloc): Add a context argument. Update the call to
835 mips_symbolic_constant_p.
836 (print_operand): Update the calls to print_operand_reloc.
837 (print_operand_address): Use print_operand_reloc rather than
839 (mips_rewrite_small_data_p): Add a context argument. Update the call
840 to mips_symbolic_constant_p.
841 (mips_small_data_pattern_1): Make DATA the containing mem.
842 Update the call to mips_rewrite_small_data_p.
843 (mips_rewrite_small_data_1): Likewise.
844 (mips_use_anchors_for_symbol_p): Update the call to
845 mips_symbolic_constant_p.
846 * config/mips/predicates.md (const_call_insn_operand): Likewise.
847 (splittable_symbolic_operand): Likewise.
848 (move_operand): Likewise.
849 (absolute_symbolic_operand): Likewise.
850 (got_disp_operand): Likewise.
851 (got_page_ofst_operand): Likewise.
853 2007-08-08 Richard Sandiford <richard@codesourcery.com>
855 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
856 (SYMBOL_ABSOLUTE): ...this.
857 (SYMBOL_SMALL_DATA): Rename to...
858 (SYMBOL_GP_RELATIVE): ...this.
859 (SYMBOL_CONSTANT_POOL): Rename to...
860 (SYMBOL_PC_RELATIVE): ...this.
861 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
862 (mips_symbolic_address_p, mips_symbol_insns, override_options)
863 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
865 * config/mips/predicates.md (const_call_insn_operand): Likewise.
866 (general_symbolic_operand): Rename to...
867 (absolute_symbolic_operand): ...this.
868 * config/mips/mips.md: Update after above changes.
870 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
871 Revital Eres <eres@il.ibm.com>
873 * ddg.c (print_ddg): Add dump information.
874 * modulo-sched.c (print_node_sched_params): Add parameter and
876 (calculate_maxii): Remove function.
877 (undo_generate_reg_moves): Likewise.
878 (undo_permute_partial_schedule): Likewise.
879 (kernel_number_of_cycles): Likewise.
880 (MAXII_FACTOR): New definition to calculate the upper bound of II.
881 (sms_schedule): Use it. Remove profitability checks.
882 (sms_schedule_by_order): Fix order of nodes within the cycle.
884 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
886 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
887 -profile option, add pie support.
888 (ENDFILE_SPEC): New spec.
889 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
891 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
893 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
894 * gcc/config/gnu.h (LIB_SPEC): Likewise.
896 2007-08-07 Yaz Saito <saito@google.com>
897 Ian Lance Taylor <iant@google.com>
899 * common.opt (finstrument-functions-exclude-function-list): New
901 (finstrument-functions-exclude-file-list): New option.
902 * opts.c (char_p): Define and DEF_VEC.
903 (flag_instrument_functions_exclude_functions): New static
905 (flag_instrument_functions_exclude_files): New static variable.
906 (add_instrument_functions_exclude_list): New static function.
907 (flag_instrument_functions_exclude_p): New function.
908 (common_handle_option): Handle new options.
909 * flags.h (flag_instrument_functions_exclude_p): Declare.
910 * gimplify.c (gimplify_function_tree): Call
911 flag_instrument_functions_exclude_p.
912 * doc/invoke.texi (Option Summary): Mention new options.
913 (Code Gen Options): Document new options.
915 2007-08-07 Ian Lance Taylor <iant@google.com>
917 PR rtl-optimization/32776
918 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
919 (resolve_use): Likewise.
920 (decompose_multiword_subregs): Remove "changed" local variable.
922 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
924 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
925 * configure: Regenerate.
926 * config.in: Regenerate.
927 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
930 2007-08-07 Ian Lance Taylor <iant@google.com>
932 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
933 note, just delete the insn.
935 2007-08-07 Andreas Schwab <schwab@suse.de>
938 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
941 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
943 * lower-subreg.c (resolve_subreg_use): Remove assertion.
944 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
945 (decompose_multiword_subregs): Use the functions above to decompose
946 multiword shifts and zero-extends.
948 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
950 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
951 "assemble" descriptions which were swapped.
953 2007-08-06 Chao-ying Fu <fu@mips.com>
955 * fixed-value.h: New file.
956 * fixed-value.c: New file.
957 * Makefile.in (OBJS-common): Add fixed-value.o.
958 (fixed-value.o): New rule.
959 (GTFILES): Add fixed-value.h.
960 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
961 to compare a.low and b.low.
962 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
964 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
965 Daniel Jacobowitz <dan@codesourcery.com>
968 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
970 (x86_64-*-netbsd*): Likewise.
971 (x86_64-*-linux*): Likewise.
972 (x86_64-*-kfreebsd*-gnu): Likewise.
973 (x86_64-*-knetbsd*-gnu): Likewise.
974 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
976 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
978 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
979 Add -fno-asynchronous-unwind-tables.
981 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
982 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
983 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
984 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
985 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
987 2007-08-06 Steve Ellcey <sje@cup.hp.com>
989 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
990 (TARGET_C_MODE_FOR_SUFFIX): New.
992 2007-08-06 Steve Ellcey <sje@cup.hp.com>
994 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
996 2007-08-06 Steve Ellcey <sje@cup.hp.com>
998 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1000 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1002 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1003 before checking function returns in conditional expressions.
1005 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1008 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1010 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1013 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1014 for INTEGRAL_TYPE_P.
1016 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1018 * configure.ac: Remove --enable-checking=df from default settings.
1019 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1020 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1021 if the parameter is true.
1022 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1023 DF_VERIFY_SCHEDULED flag is true.
1024 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1025 (df_finish_pass): Adjust prototype.
1026 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1029 * see.c (pass_see): Add TODO_df_verify.
1030 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1031 * global.c (rest_of_handle_global_alloc): Schedule verification
1033 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1035 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1036 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1037 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1039 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1040 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1041 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1043 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1044 Revital Eres <eres@il.ibm.com>
1046 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1048 * ddg.c (create_ddg_dependence): Rename to...
1049 (create_ddg_dep_from_intra_loop_link): This. Do not check
1050 for interloop edges. Do not create anti dependence edge when
1051 a true dependence edge exists in the opposite direction and
1052 -fmodulo-sched-allow-regmoves is set.
1053 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1054 (add_cross_iteration_register_deps): Create anti dependence edge
1055 when -fno-modulo-sched-allow-regmoves is set.
1056 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1058 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1060 * config/arm/arm.md (movsi): Add braces.
1062 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1065 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1066 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1068 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1070 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1072 * cfgloopmanip.c (remove_path, create_preheaders,
1073 force_single_succ_latches, fix_loop_structure): Ditto.
1074 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1075 tree_duplicate_loop_to_header_edge): Ditto.
1076 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1077 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1079 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1080 cleanup_tree_cfg): Ditto.
1081 * tree-cfg.c (tree_merge_blocks): Ditto.
1082 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1083 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1084 loop_preheader_edge, single_exit): Ditto.
1085 (flow_loops_find): Do not clear loops->state.
1086 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1087 loops_state_clear): New functions.
1089 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1092 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1093 when adding to the base and convert ELT to sizetype instead of type.
1095 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1098 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1099 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1101 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1104 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1105 correct type the negate expression.
1107 2007-08-03 Jan Hubicka <jh@suse.cz>
1109 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1112 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1114 * config/rs6000/rs6000.c (struct processor_cost): Change
1115 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1116 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1118 (rios1_costs, rios2_cost): Correct cache line size.
1119 (rs6000_override_options): Set l2-cache-size parameter.
1121 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1122 Diego Novillo <dnovillo@google.com>
1125 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1126 if the range includes 0.
1128 2007-08-03 Ben Elliston <bje@au.ibm.com>
1130 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1131 mode to unspec expressions to silence a warning from the generator
1134 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1136 * config/ia64/constraints.md ("U"): Make constraint vector only.
1138 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1141 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1142 always_inline attribute on the function decl.
1144 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1147 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1148 if we are compiling with -fPIC.
1150 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1151 Nigel Stephens <nigel@mips.com>
1153 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1154 Define for MIPS32 and MIPS64.
1156 2007-08-02 Nick Clifton <nickc@redhat.com>
1158 * config/host-hpux.c: Change copyright header to refer to version
1159 3 of the GNU General Public License and to point readers at the
1160 COPYING3 file and the FSF's license web page.
1161 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1162 config/alpha/linux.h, config/alpha/alpha.opt,
1163 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1164 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1165 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1166 config/alpha/alpha.h, config/alpha/sync.md,
1167 config/alpha/openbsd.h, config/alpha/alpha.md,
1168 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1169 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1170 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1171 config/alpha/constraints.md, config/alpha/osf.h,
1172 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1173 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1174 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1175 config/frv/frv-asm.h, config/frv/frv-protos.h,
1176 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1177 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1178 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1179 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1180 config/s390/s390.opt, config/s390/s390-modes.def,
1181 config/s390/fixdfdi.h, config/s390/constraints.md,
1182 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1183 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1184 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1185 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1186 config/m32c/prologue.md, config/m32c/m32c.abi,
1187 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1188 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1189 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1190 config/m32c/jump.md, config/m32c/shift.md,
1191 config/m32c/m32c-protos.h, config/libgloss.h,
1192 config/spu/spu-protos.h, config/spu/predicates.md,
1193 config/spu/spu-builtins.h, config/spu/spu.c,
1194 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1195 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1196 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1197 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1198 config/sparc/hypersparc.md, config/sparc/predicates.md,
1199 config/sparc/linux.h, config/sparc/sp64-elf.h,
1200 config/sparc/supersparc.md, config/sparc/cypress.md,
1201 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1202 config/sparc/niagara.md, config/sparc/sparc.md,
1203 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1204 config/sparc/sparc.opt, config/sparc/sync.md,
1205 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1206 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1207 config/sparc/sparc.c, config/sparc/little-endian.opt,
1208 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1209 config/sparc/linux64.h, config/sparc/freebsd.h,
1210 config/sparc/sol2.h, config/sparc/rtemself.h,
1211 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1212 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1213 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1214 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1215 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1216 config/m32r/linux.h, config/m32r/constraints.md,
1217 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1218 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1219 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1220 config/i386/i386.md, config/i386/netware-crt0.c,
1221 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1222 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1223 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1224 config/i386/sol2.h, config/i386/constraints.md,
1225 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1226 config/i386/predicates.md, config/i386/geode.md,
1227 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1228 config/i386/freebsd64.h, config/i386/vxworksae.h,
1229 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1230 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1231 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1232 config/i386/netware.h, config/i386/i386-modes.def,
1233 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1234 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1235 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1236 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1237 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1238 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1239 config/i386/xm-mingw32.h, config/i386/linux64.h,
1240 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1241 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1242 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1243 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1244 config/i386/cygwin2.c, config/i386/i386-protos.h,
1245 config/i386/sync.md, config/i386/openbsd.h,
1246 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1247 config/i386/nto.h, config/i386/biarch64.h,
1248 config/i386/i386-coff.h, config/i386/freebsd.h,
1249 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1250 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1251 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1252 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1253 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1254 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1255 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1256 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1257 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1258 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1259 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1260 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1261 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1262 config/sh/superh64.h, config/sh/rtemself.h,
1263 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1264 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1265 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1266 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1267 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1268 config/avr/predicates.md, config/avr/constraints.md,
1269 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1270 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1271 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1272 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1273 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1274 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1275 config/c4x/predicates.md, config/c4x/c4x.h,
1276 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1277 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1278 config/xtensa/linux.h, config/xtensa/xtensa.h,
1279 config/xtensa/elf.h, config/xtensa/xtensa.md,
1280 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1281 config/xtensa/xtensa-protos.h, config/dbx.h,
1282 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1283 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1284 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1285 config/host-solaris.c, config/fr30/fr30.h,
1286 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1287 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1288 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1289 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1290 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1291 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1292 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1293 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1294 config/cris/predicates.md, config/cris/linux.h,
1295 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1296 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1297 config/cris/aout.opt, config/cris/cris-protos.h,
1298 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1299 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1300 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1301 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1302 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1303 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1304 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1305 config/chorus.h, config/mn10300/mn10300.c,
1306 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1307 config/mn10300/mn10300.h, config/mn10300/linux.h,
1308 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1309 config/mn10300/mn10300.md, config/ia64/predicates.md,
1310 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1311 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1312 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1313 config/ia64/freebsd.h, config/ia64/ia64.md,
1314 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1315 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1316 config/gofast.h, config/rtems.h, config/sol2-10.h,
1317 config/m68k/predicates.md, config/m68k/m68k.md,
1318 config/m68k/linux.h, config/m68k/m68k-modes.def,
1319 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1320 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1321 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1322 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1323 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1324 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1325 config/m68k/constraints.md, config/m68k/rtemself.h,
1326 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1327 config/m68k/uclinux.h, config/rs6000/power4.md,
1328 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1329 config/rs6000/linux.h, config/rs6000/eabi.h,
1330 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1331 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1332 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1333 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1334 config/rs6000/windiss.h, config/rs6000/603.md,
1335 config/rs6000/aix41.h, config/rs6000/cell.md,
1336 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1337 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1338 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1339 config/rs6000/default64.h, config/rs6000/7xx.md,
1340 config/rs6000/darwin.opt, config/rs6000/spe.md,
1341 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1342 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1343 config/rs6000/7450.md, config/rs6000/linux64.h,
1344 config/rs6000/constraints.md, config/rs6000/440.md,
1345 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1346 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1347 config/rs6000/rs6000.h, config/rs6000/power6.md,
1348 config/rs6000/predicates.md, config/rs6000/altivec.md,
1349 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1350 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1351 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1352 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1353 config/rs6000/linux64.opt, config/rs6000/sync.md,
1354 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1355 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1356 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1357 config/rs6000/eabispe.h, config/rs6000/e500.h,
1358 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1359 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1360 config/rs6000/aix.h, config/rs6000/vxworks.h,
1361 config/rs6000/40x.md, config/rs6000/aix51.h,
1362 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1363 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1364 config/arc/arc.h, config/mcore/mcore-elf.h,
1365 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1366 config/mcore/mcore.md, config/mcore/mcore.c,
1367 config/mcore/mcore.opt, config/mcore/mcore.h,
1368 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1369 config/score/predicates.md, config/score/score-version.h,
1370 config/score/score-protos.h, config/score/misc.md,
1371 config/score/elf.h, config/score/score.c, config/score/mac.md,
1372 config/score/score7.md, config/score/score.h,
1373 config/score/score-conv.h, config/score/score-mdaux.c,
1374 config/score/score.md, config/score/score.opt,
1375 config/score/score-modes.def, config/score/score-mdaux.h,
1376 config/score/mul-div.S, config/arm/uclinux-elf.h,
1377 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1378 config/arm/symbian.h, config/arm/linux-elf.h,
1379 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1380 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1381 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1382 config/arm/strongarm-pe.h, config/arm/arm.h,
1383 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1384 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1385 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1386 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1387 config/arm/arm-cores.def, config/arm/arm-protos.h,
1388 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1389 config/arm/wince-pe.h, config/arm/neon.md,
1390 config/arm/constraints.md, config/arm/neon.ml,
1391 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1392 config/arm/arm.opt, config/arm/arm926ejs.md,
1393 config/arm/predicates.md, config/arm/iwmmxt.md,
1394 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1395 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1396 config/arm/neon-testgen.ml, config/arm/arm.md,
1397 config/arm/xscale-coff.h, config/arm/pe.c,
1398 config/arm/arm-generic.md, config/arm/pe.h,
1399 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1400 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1401 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1402 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1403 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1404 config/pa/predicates.md, config/pa/pa64-hpux.h,
1405 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1406 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1407 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1408 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1409 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1410 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1411 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1412 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1413 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1414 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1415 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1416 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1417 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1418 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1419 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1420 config/mips/linux64.h, config/mips/elforion.h,
1421 config/mips/constraints.md, config/mips/generic.md,
1422 config/mips/predicates.md, config/mips/4300.md,
1423 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1424 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1425 config/mips/5k.md, config/mips/vr4120-div.S,
1426 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1427 config/mips/mips-protos.h, config/mips/6000.md,
1428 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1429 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1430 config/mips/mips-modes.def, config/mips/vr.h,
1431 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1432 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1433 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1434 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1435 config/vax/openbsd1.h, config/vax/netbsd.h,
1436 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1437 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1438 config/h8300/rtems.h, config/h8300/predicates.md,
1439 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1440 config/h8300/h8300.md, config/h8300/h8300.opt,
1441 config/h8300/coff.h, config/h8300/h8300-protos.h,
1442 config/v850/v850.md, config/v850/predicates.md,
1443 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1444 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1445 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1446 config/mmix/mmix.h, config/mmix/predicates.md,
1447 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1448 config/mmix/mmix.c, config/mmix/mmix.opt,
1449 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1450 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1451 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1452 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1455 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1457 * emit-rtl.c (reset_used_decls): Rename to...
1458 (set_used_decls): ...this. Set the used flag rather than clearing it.
1459 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1460 DECL_RTLs rather than resetting them.
1462 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1464 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1466 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1468 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1469 argument to find_reloads_address.
1471 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1473 PR tree-optimization/32919
1474 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1475 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1476 (coalesce_ssa_name): Call it.
1478 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1479 David Ung <davidu@mips.com>
1481 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1482 (__mips16_unorddf2, __mips16_floatunsidf): New.
1483 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1485 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1487 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1489 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1490 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1491 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1492 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1493 * omp-low.c (get_ws_args_for, determine_parallel_type,
1494 expand_omp_for_generic, expand_omp_for_static_nochunk,
1495 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1496 Work with more precise CFG.
1497 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1498 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1500 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1501 * gimple-low.c (lower_stmt): Ditto.
1502 * tree-inline.c (estimate_num_insns_1): Ditto.
1503 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1504 (OMP_SECTIONS_SWITCH): New.
1505 * tree-cfgcleanup.c (cleanup_omp_return): New.
1506 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1507 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1508 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1509 (tree_redirect_edge_and_branch): Handle omp constructs.
1511 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1512 with three arguments.
1514 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1516 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1519 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1521 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1522 the loop structures may need fixing.
1523 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1525 (cleanup_tree_cfg_loop): Removed.
1526 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1527 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1528 instead of running cleanup_tree_cfg_loop.
1529 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1530 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1531 (tree_predictive_commoning): Declaration changed.
1532 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1534 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1536 * doc/invoke.texi (l1-cache-size): Update documentation.
1537 (l2-cache-size): Document.
1538 * params.h (L2_CACHE_SIZE): New macro.
1539 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1540 that L1_CACHE_SIZE is in kB now.
1541 (L2_CACHE_SIZE_BYTES): New macro.
1542 (tree_ssa_prefetch_arrays): Show size in kB.
1543 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1544 and l2_cache_size fields.
1545 * config/i386/driver-i386.c (describe_cache): Detect cache size
1547 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1548 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1549 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1550 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1551 (override_options): Set l1-cache-size and l2-cache-size to default
1552 values if not specified otherwise.
1553 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1554 (PARAM_L2_CACHE_SIZE): New.
1556 2007-08-01 Nigel Stephens <nigel@mips.com>
1557 David Ung <davidu@mips.com>
1558 Thiemo Seufer <ths@mips.com>
1559 Chris Dearman <chris@mips.com>
1560 Richard Sandiford <richard@codesourcery.com>
1562 * config.gcc (mips*-sde-elf*): New stanza.
1563 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1564 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1565 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1566 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1567 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1568 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1570 * config/mips/sde.h: New file.
1571 * config/mips/t-libgcc-mips16: Likewise.
1572 * config/mips/t-sde: Likewise.
1573 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1574 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1575 _MIPS_FPSET and _MIPS_SZINT.
1576 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1577 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1578 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
1579 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1580 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1581 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1582 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1583 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1584 _MIPS_SZPTR and _MIPS_FPSET.
1585 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1586 architecture is specified.
1587 (MIPS_32BIT_OPTION_SPEC): New macro.
1589 2007-07-31 Dan Hipschman <dsh@google.com>
1591 * gcc.c (end_going_arg): New function.
1592 (do_spec_2): Use it.
1593 (do_spec_1): Use it.
1595 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
1597 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
1598 only if ENABLE_CHECKING is defined.
1600 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
1602 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
1603 df_ru_add_problem, df_ru_get_bb_info): Removed.
1604 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
1605 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
1606 df_ru_free_bb_info, df_ru_alloc,
1607 df_ru_bb_local_compute_process_def,
1608 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1609 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1610 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
1611 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
1612 df_ru_add_problem): Removed.
1614 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1617 * pa.md (casesi32): Use match_scratch. Revise insn condition.
1618 (casesi32p, casesi64p): Likewise.
1619 (casesi): Adjust for above.
1621 2007-07-31 Richard Sandiford <richard@codesourcery.com>
1623 * mode-switching.c (create_pre_exit): Don't search past calls.
1625 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
1627 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
1629 2007-07-31 Revital Eres <eres@il.ibm.com>
1631 * ddg.c (add_deps_for_def): Rename to...
1632 (add_cross_iteration_register_deps): This. Change implementation
1633 to use only reaching def and def-use chains to construct the
1634 inter loop dependencies.
1635 (add_deps_for_use): Remove function.
1636 (build_inter_loop_deps): Call add_cross_iteration_register_deps
1637 function to build the inter loop dependencies.
1638 * modulo-sched.c (sms_schedule): Build only
1639 reaching def and def-use chains for the propose of the ddg
1642 2007-07-31 Julian Brown <julian@codesourcery.com>
1644 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
1645 New define_insns. Use correct RTL.
1646 (vec_set<mode>): Write as expander.
1648 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
1650 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
1651 to an unallocated space.
1653 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
1656 (split_constant_offset): Enable split_constant_offset to extract
1657 constants from other statements.
1658 * tree-vect-transform.c
1659 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
1660 to a temp var. Force base_offset to be simple.
1662 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
1664 * df-scan.c (df_scan_verify): Remove artificial limit on
1665 the number of blocks for verification.
1666 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
1667 df_simulate_defs): Avoid unnecessary insn checking for defs.
1669 2007-07-29 Mark Mitchell <mark@codesourcery.com>
1672 * config/m68k/lb1sf68.asm (FUNC): New macro.
1674 (__udivsi3): Likewise.
1675 (__divsi3): Likewise.
1676 (__umodsi3): Likewise.
1677 (__modsi3): Likewise.
1678 (__subdf3): Likewise.
1679 (__adddf3): Likewise.
1680 (__muldf3): Likewise.
1681 (__divdf3): Likewise.
1682 (__negdf2): Likewise.
1683 (__cmpdf2): Likewise.
1684 (__subsf3): Likewise.
1685 (__addsf3): Likewise.
1686 (__mulsf3): Likewise.
1687 (__divsf3): Likewise.
1688 (__negsf2): Likewise.
1689 (__cmpsf2): Likewise.
1690 (__eqdf2): Likewise.
1691 (__nedf2): Likewise.
1692 (__gtdf2): Likewise.
1693 (__gedf2): Likewise.
1694 (__ltdf2): Likewise.
1695 (__ledf2): Likewise.
1696 (__eqsf2): Likewise.
1697 (__nesf2): Likewise.
1698 (__gtsf2): Likewise.
1699 (__gesf2): Likewise.
1700 (__ltsf2): Likewise.
1701 (__lesf2): Likewise.
1703 2007-07-30 Ollie Wild <aaw@google.com>
1705 * c-ppoutput.c (print_lines_directives_only): New function.
1706 (scan_translation_unit_directives_only): New function.
1707 (preprocess_file): Add call to scan_translation_unit_directives_only.
1708 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1709 (sanitize_cpp_opts): Add default flag_dump_macros setting for
1710 -fdirectives-only. Add errors for -fdirectives-only conflict with
1711 -Wunused-macros and -traditional.
1712 (finish_options): Add builtin macro initialization for
1713 -fdirectives-only + -fpreprocessed.
1714 * c.opt (fdirectives-only): New.
1715 * doc/cppopts.texi (fdirectives-only): New.
1717 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1719 * alias.c (record_set, memory_modified_1): Constify.
1720 * bt-load.c (note_btr_set): Likewise.
1721 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1722 * combine.c (set_nonzero_bits_and_sign_copies,
1723 expand_field_assignment, record_dead_and_set_regs_1,
1724 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1725 likely_spilled_retval_1): Likewise.
1726 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1727 frv_io_handle_set): Likewise.
1728 * config/mips/mips.c (mips_sim_record_set,
1729 vr4130_true_reg_dependence_p_1): Likewise.
1730 * config/mt/mt.c (insn_dependent_p_1): Likewise.
1731 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1732 * config/sh/sh.c (flow_dependent_p_1): Likewise.
1733 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1734 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1735 * ddg.c (mark_mem_store): Likewise.
1736 * df-problems.c (df_urec_mark_reg_change): Likewise.
1737 * function.c (update_epilogue_consts): Likewise.
1738 * gcse.c (record_set_info, record_last_set_info,
1739 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1740 reg_clear_last_set): Likewise.
1741 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1743 * jump.c (reversed_comparison_code_parts): Likewise.
1744 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
1745 reg_is_set): Likewise.
1746 * loop-iv.c (mark_altered): Likewise.
1747 * mode-switching.c (reg_becomes_live): Likewise.
1748 * optabs.c (no_conflict_move_test): Likewise.
1749 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
1751 * postreload.c (reload_combine_note_store, move2add_note_store):
1753 * regmove.c (flags_set_1): Likewise.
1754 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
1756 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
1758 * resource.c (update_live_status): Likewise.
1759 * rtl.h (set_of, note_stores): Likewise.
1760 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
1761 note_stores, parms_set): Likewise.
1762 * sched-rgn.c (sets_likely_spilled_1): Likewise.
1763 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
1765 * var-tracking.c (count_stores, add_stores): Likewise.
1767 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1769 * alias.c (mems_in_disjoint_alias_sets_p,
1770 fixed_scalar_and_varying_struct_p, aliases_everything_p,
1771 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
1772 write_dependence_p, mems_in_disjoint_alias_sets_p,
1773 read_dependence, true_dependence, canon_true_dependence,
1774 anti_dependence, output_dependence): Constify.
1775 * combine.c (extended_count): Likewise.
1776 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
1777 * cselib.c (get_value_hash, references_value_p,
1778 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
1779 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
1780 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
1781 * function.c (contains, prologue_epilogue_contains,
1782 sibcall_epilogue_contains): Likewise.
1783 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
1784 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
1785 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
1786 reg_or_subregno): Likewise.
1787 * recog.c (asm_noperands): Likewise.
1788 * reload1.c (function_invariant_p): Likewise.
1789 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
1790 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
1791 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
1792 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
1793 true_regnum, reg_or_subregno, condjump_in_parallel_p,
1794 extended_count, prologue_epilogue_contains,
1795 sibcall_epilogue_contains, function_invariant_p, true_dependence,
1796 canon_true_dependence, read_dependence, anti_dependence,
1797 output_dependence): Likewise.
1798 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
1800 2007-07-30 Julian Brown <julian@codesourcery.com>
1802 * config/arm/neon.md (V_ext): New mode attribute.
1803 (neon_vget_lane<mode>): Replace with define_expand.
1804 (neon_vget_lane<mode>_sext_internal)
1805 (neon_vget_lane<mode>_zext_internal): New define_insns for double
1806 and quad precision vectors.
1807 (neon_vget_lanedi): Add bounds check. Remove dead comment.
1808 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
1809 have typeless 32-bit result.
1811 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1814 * tree-affine.h (aff_tree): The type of rest is sizetype for types
1816 * tree-affine.c (aff_combination_scale): If type is a pointer type,
1817 use sizetype for rest.
1818 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
1819 (aff_combination_convert): Don't convert rest for pointer types.
1821 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1823 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
1825 * tree-ssa-alias.c: Add alloc-pool.h.
1826 (init_alias_info): Free alias_bitmap_obstack.
1827 (delete_alias_info): Call delete_mem_ref_stats.
1828 (get_mem_sym_stats_for): Use alloc_pool.
1829 (init_mem_ref_stats): Do not delete mem_ref_stats here.
1830 (delete_mem_sym_stats): Removed.
1832 2007-07-29 Sebastian Pop <sebpop@gmail.com>
1834 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
1835 functions cannot be represented as classical distance vectors.
1837 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1839 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
1840 * builtins.c (validate_arg, builtin_mathfn_code,
1841 validate_arglist): Likewise.
1842 * calls.c (call_expr_flags): Likewise.
1843 * combine.c (reg_nonzero_bits_for_combine,
1844 reg_num_sign_bit_copies_for_combine, get_last_value,
1845 reg_truncated_to_mode): Likewise.
1846 * emit-rtl.c (subreg_lowpart_p): Likewise.
1847 * expr.c (highest_pow2_factor_for_target,
1848 categorize_ctor_elements_1, categorize_ctor_elements,
1849 count_type_elements, contains_packed_reference,
1850 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
1851 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
1852 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
1853 native_encode_int, native_encode_real, native_encode_complex,
1854 native_encode_vector, native_encode_expr, native_interpret_int,
1855 native_interpret_real, native_interpret_complex,
1856 native_interpret_vector, native_interpret_expr): Likewise.
1857 * function.c (use_register_for_decl): Likewise.
1858 * gimplify.c (get_name): Likewise.
1859 * langhooks-def.h (lhd_return_null_const_tree): New.
1860 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
1861 * langhooks.c (lhd_return_null_const_tree): New.
1862 * langhooks.h (lang_get_callee_fndecl): Constify.
1863 * output.h (constructor_static_from_elts_p): Likewise.
1864 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
1865 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
1866 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
1867 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
1868 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
1869 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
1870 * rtlhooks-def.h (reg_nonzero_bits_general,
1871 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
1873 * rtlhooks.c (reg_num_sign_bit_copies_general,
1874 reg_nonzero_bits_general, reg_truncated_to_mode_general):
1876 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
1877 * stor-layout.c (mode_for_size_tree): Likewise.
1878 * tree-ssa-loop-im.c (memref_eq): Likewise.
1879 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
1880 * tree.c (contains_placeholder_p, type_list_equal,
1881 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
1883 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
1884 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
1885 contains_placeholder_p, contains_packed_reference,
1886 get_callee_fndecl, operand_equal_for_phi_arg_p,
1887 warn_if_unused_value, is_body_block, native_encode_expr,
1888 native_interpret_expr, fold_convertible_p, operand_equal_p,
1889 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
1890 validate_arglist, simple_cst_equal, type_list_equal,
1891 use_register_for_decl, call_expr_flags, get_name,
1892 highest_pow2_factor): Likewise.
1893 (const_call_expr_arg_iterator_d,
1894 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
1895 first_const_call_expr_arg, more_const_call_expr_args_p,
1896 FOR_EACH_CONST_CALL_EXPR_ARG): New.
1897 * varasm.c (constructor_static_from_elts_p): Constify.
1899 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
1901 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
1902 config/arm/neon-schedgen.ml, config/arm/neon.ml,
1903 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
1904 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
1905 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
1906 tree-vect-transform.c, tree.def: Fix comment typos. Follow
1907 spelling conventions.
1908 * doc/invoke.texi: Follow spelling conventions.
1910 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
1911 Revital Eres <eres@il.ibm.com>
1913 * modulo-sched.c (sms_schedule): Avoid loops which includes
1914 auto-increment instructions.
1916 2007-07-28 Richard Guenther <rguenther@suse.de>
1919 * fold-const.c (fold_cond_expr_with_comparison): Convert
1920 operand zero of MIN/MAX_EXPR to correct type.
1922 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1924 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
1925 flags_from_decl_or_type): Constify.
1926 * gcc.c (do_spec_1): Likewise.
1927 * print-tree.c (dump_addr, print_node_brief): Likewise.
1928 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
1929 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
1930 tree_purge_all_dead_eh_edges): Likewise.
1931 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
1932 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
1934 * tree.c (expr_location, expr_has_location, expr_locus,
1935 expr_filename, expr_lineno, get_inner_array_type,
1936 fields_compatible_p): Likewise.
1937 * tree.h (get_inner_array_type, fields_compatible_p,
1938 expr_location, expr_has_location, expr_locus, expr_filename,
1939 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
1940 setjmp_call_p, alloca_call_p): Likewise.
1942 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1944 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
1945 TV_FLOW_INSENSITIVE.
1947 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
1949 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
1950 (compute_flow_insensitive_aliasing): Ditto for
1951 TV_FLOW_INSENSITIVE.
1953 2007-07-27 Jan Hubicka <jh@suse.cz>
1955 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
1958 * attribs.c: Include hashtab.h
1959 (attribute_hash): New.
1960 (substring): New structure.
1961 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
1963 (init_attributes): Initialize attribute hash.
1964 (decl_attributes): Use attribute hash.
1965 * Makefile.in (attribs.c): Depend on hashtab.h.
1967 2007-07-27 Steve Ellcey <sje@cup.hp.com>
1969 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
1971 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1973 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
1974 __mips_dspr2 and __mips_dsp_rev macros.
1975 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
1977 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
1979 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
1981 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1985 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
1986 and the updating of the live and do_not_gen sets.
1987 (df_note_bb_compute): Added updating of live and do_not_gen sets
1988 for regular defs so that the case of clobber inside conditional
1989 call is processed correctly.
1991 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1993 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
1994 operands with compatible type.
1996 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1998 * expr.h (store_bit_field): Don't return a value.
1999 * expmed.c (check_predicate_volatile_ok): New function.
2000 (store_bit_field_1): New function, extracted from store_bit_field.
2001 Take a fallback_p argument and return true if the operation succeeded.
2002 Only use store_fixed_bit_field if fallback_p. Don't recompute
2003 mode_for_extraction; use op_mode instead. Try forcing memories
2004 into registers if the insv expander fails.
2005 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2006 Don't return a value.
2007 (convert_extracted_bit_field): New function, extracted from
2009 (extract_bit_field_1): Likewise. Take a fallback_p argument
2010 and return NULL if the operation succeeded. Only use
2011 extract_fixed_bit_field if fallback_p. Only calculate one
2012 extraction mode. Combine code for extv and extzv. Try forcing
2013 memories into registers if the ext(z)v expander fails.
2014 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2016 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2018 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2020 (df_ref): Likewise. Put regno with other integer fields.
2022 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2024 * df.h (df_mw_hardreg): Remove "loc" field.
2025 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2027 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2028 split out from df_set_unused_notes_for_mw. Return false for
2029 partial references. Assert that mw_reg is a REG when returning true.
2030 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2031 (df_whole_mw_reg_dead_p): New function, split out from
2032 df_set_dead_notes_for_mw. Return false for partial references.
2033 Assert that mw_reg is a REG when returning true.
2034 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2035 Remove redundant bitmap check.
2037 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2039 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2040 ($(T)crtend.o): Likwise.
2041 ($(T)crtbeginS.o): Likwise.
2042 ($(T)crtendS.o): Likwise.
2043 ($(T)crtfastmath.o): Likwise.
2045 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2047 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2048 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2049 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2050 and x_n_bbs_in_dom_tree fields.
2052 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2054 PR tree-optimization/32087
2055 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2056 Do not call scale_bbs_frequencies_int with prob of zero.
2058 2007-07-26 Julian Brown <julian@codesourcery.com>
2060 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2061 (neon_element_bits): Add prototypes.
2062 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2063 (neon_const_bounds, neon_element_bits): New functions.
2064 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2065 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2066 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2067 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2068 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2069 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2070 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2071 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2072 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2073 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2074 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2075 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2076 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2078 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2080 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2081 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2083 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2084 Julian Brown <julian@codesourcery.com>
2086 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2087 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2088 * config/arm/cortex-a8.md: New.
2089 * config/arm/cortex-a8-neon.md: New.
2090 * config/arm/neon-schedgen.ml: New.
2091 * config/arm/neon.md (vqh_mnem): New.
2093 (Is_float_mode): New.
2094 (Scalar_mul_8_16): New.
2096 (V_mode_nunits): New.
2097 (All instruction patterns): Annotate with neon_type attribute
2099 * config/arm/arm.md: Include cortex-a8.md.
2100 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2102 Annotate instruction patterns accordingly.
2103 (generic_sched): Do not use generic scheduling for Cortex-A8.
2104 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2106 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2108 * fold-const.c (fold_read_from_constant_string): Use
2110 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2112 2007-07-26 Nick Clifton <nickc@redhat.com>
2114 * tree-ssa-operands.h: Change copyright header to refer to version
2115 3 of the GNU General Public License and to point readers at the
2116 COPYING3 file and the FSF's license web page.
2117 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2118 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2119 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2120 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2121 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2122 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2123 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2124 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2125 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2126 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2127 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2128 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2129 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2130 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2131 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2132 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2133 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2134 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2135 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2136 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2137 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2138 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2139 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2140 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2141 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2142 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2143 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2144 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2145 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2146 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2147 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2148 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2149 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2150 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2151 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2152 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2153 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2154 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2155 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2156 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2157 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2158 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2159 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2160 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2161 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2162 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2163 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2164 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2165 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2166 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2167 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2168 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2169 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2170 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2171 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2172 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2173 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2174 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2175 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2176 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2177 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2178 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2179 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2180 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2181 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2182 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2183 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2184 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2185 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2186 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2187 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2188 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2189 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2190 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2191 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2192 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2193 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2194 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2195 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2196 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2197 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2198 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2199 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2200 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2201 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2202 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2203 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2204 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2205 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2206 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2207 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2208 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2209 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2210 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2211 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2212 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2213 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2214 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2215 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2216 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2217 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2218 convert.c, convert.h, langhooks-def.h, reload1.c,
2219 tree-ssa-operands.c: Likewise.
2221 2007-07-26 Jan Hubicka <jh@suse.cz>
2223 * tree-ssa-live.c: Include debug.h and flags.h.
2224 (mark_scope_block_unused): New function.
2225 (remove_unused_scope_block_p): New function.
2226 (remove_unused_locals): Remove unused blocks too.
2228 2007-07-25 Ian Lance Taylor <iant@google.com>
2230 * combine.c (combine_max_regno): Remove. Remove all uses.
2231 (struct reg_stat_struct): Rename from struct reg_stat.
2232 (reg_stat_type): Define, and declare VECs.
2233 (reg_stat): Change from pointer to VEC. Change all uses.
2234 (combine_split_insns): New static function.
2235 (try_combine, find_split_point): Call it instead of split_insns.
2237 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2239 * cfghooks.c (split_block): Fix the information about loop latch.
2241 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2243 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2245 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2247 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2248 Scan the new edge for loop exit info.
2250 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2252 * config/darwin.c: Include debug.h.
2254 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2257 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2259 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2261 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2262 (HARD_REGNO_MODE_OK): Ditto.
2263 (MODES_TIEABLE_P): Ditto.
2264 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2265 (CLASS_MAX_NREGS): Ditto.
2266 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2267 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2268 (divdf3_internal_thr): Removed.
2269 * config/ia64/div.md: New file.
2270 * config/ia64/constraints.md: Add H constraint.
2272 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2274 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2275 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2276 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2277 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2278 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2279 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2280 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2281 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2282 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2283 dump_sbitmap_file, debug_sbitmap, popcount_table,
2284 sbitmap_popcount): Constify.
2285 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2286 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2287 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2288 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2289 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2290 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2291 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2292 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2293 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2294 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2295 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2297 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2299 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2300 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2301 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2302 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2303 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2304 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2305 bitmap_intersect_p, bitmap_intersect_compl_p,
2306 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2307 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2309 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2310 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2311 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2312 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2313 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2314 debug_bitmap, debug_bitmap_file, bitmap_print,
2315 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2316 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2318 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2320 * config/darwin.c (darwin_override_options): Additional fix for
2321 debug info formats that don't support var tracking.
2323 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2325 * cselib.c (entry_and_rtx_equal_p): Constify.
2326 * gengtype.c (output_mangled_typename, write_types, write_local):
2328 * gengtype.h (const_type_p): New.
2329 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2331 * tlink.c (scan_linker_output): De-constify.
2332 * tree-ssa-loop-im.c (memref_eq): Constify.
2333 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2334 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2336 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * c-common.c (fname_as_string, c_type_hash): Constify.
2339 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2340 * cgraph.c (edge_hash, edge_eq): Likewise.
2341 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2342 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2343 reg_attrs_htab_eq): Likewise.
2344 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2346 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2347 const_decl_t, const_state_t, const_automata_list_el_t): New.
2348 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2349 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2350 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2351 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2352 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2353 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2354 compare_max_occ_cycle_nums, out_state_arcs_num,
2355 compare_transition_els_num, units_cmp, state_reservs_cmp):
2357 * genmodes.c (cmp_modes): Likewise.
2358 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2359 * gimplify.c (compare_case_labels): Likewise.
2360 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2361 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2362 * matrix-reorg.c (mtt_info_hash): Likewise.
2363 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2364 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2365 (htab_hash_bucket, htab_hash_elem): Constify.
2366 * tree-browser.c (TB_parent_eq): Likewise.
2367 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2368 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2369 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2370 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2372 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2373 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2374 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2375 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2376 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2378 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2379 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2380 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2381 * tree-ssa-threadupdate.c (redirection_data_hash,
2382 redirection_data_eq): Likewise.
2383 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2384 * tree-ssa.c (var_ann_eq): Likewise.
2385 * tree-vrp.c (compare_case_labels): Likewise.
2386 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2387 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2388 tree_not_check_failed, tree_class_check_failed,
2389 tree_range_check_failed, tree_not_class_check_failed,
2390 omp_clause_check_failed, omp_clause_range_check_failed,
2391 tree_contains_struct_check_failed, tree_operand_check_failed):
2393 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2394 tree_not_check_failed, tree_class_check_failed,
2395 tree_range_check_failed, tree_not_class_check_failed,
2396 tree_operand_check_failed, omp_clause_operand_check_failed,
2397 tree_operand_length): Likewise.
2398 * var-tracking.c (const_variable): New.
2399 (variable_htab_hash, variable_htab_eq): Constify.
2400 * varasm.c (const_desc_hash): Likewise.
2402 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2404 * expr.c (handled_component_p): Constify.
2405 * fold-const.c (fit_double_type): Likewise.
2406 * real.h (real_value_from_int_cst): Likewise.
2407 * tree-flow-inline.h (gimple_in_ssa_p,
2408 gimple_aliases_computed_p, gimple_addressable_vars,
2409 gimple_call_clobbered_vars, gimple_referenced_vars,
2410 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2411 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2412 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2413 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2414 is_label_stmt, is_global_var, phi_ssa_name_p,
2415 factoring_name_p, is_call_clobbered, tree_common_ann,
2416 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2417 unmodifiable_var_p, array_ref_contains_indirect_ref,
2418 ref_contains_array_ref, lookup_subvars_for_var,
2419 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2420 gimple_mem_ref_stats): Likewise.
2421 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2422 may_aliases, is_exec_stmt, is_label_stmt,
2423 ref_contains_array_ref, array_ref_contains_indirect_ref,
2424 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2425 unmodifiable_var_p): Likewise.
2426 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2427 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2428 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2429 cst_and_fits_in_hwi, real_value_from_int_cst,
2430 build_real_from_int_cst, integer_zerop, integer_onep,
2431 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2432 tree_floor_log2, real_zerop, real_onep, real_twop,
2433 real_minus_onep, really_constant_p, purpose_member, chain_member,
2434 list_length, fields_length, int_size_in_bytes, bit_position,
2435 int_bit_position, byte_position, int_byte_position, expr_align,
2436 array_type_nelts, tree_node_structure,
2437 type_contains_placeholder_1, iterative_hash_pointer,
2438 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2439 tree_map_base_eq, type_hash_list, type_hash_eq,
2440 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2441 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2442 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2443 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2444 int_fits_type_p, get_containing_scope, decl_function_context,
2445 decl_type_context, omp_clause_operand_check_failed,
2446 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2447 * tree.h (omp_clause_operand_check_failed, tree_size,
2448 build_real_from_int_cst, array_type_nelts, purpose_member,
2449 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2450 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2451 is_attribute_p, check_qualified_type, expr_align,
2452 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2453 int_byte_position, list_length, fields_length, initializer_zerop,
2454 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2455 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2456 tree_node_structure, handled_component_p, get_containing_scope,
2457 decl_function_context, decl_type_context, real_zerop,
2458 type_num_arguments, fit_double_type, really_constant_p,
2459 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2460 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2461 real_twop, real_minus_onep, int_cst_value): Likewise.
2463 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2465 * cfglayout.c (insn_scope, insn_line): Constify.
2466 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2467 const_double_htab_hash, const_double_htab_eq,
2468 mem_attrs_htab_hash): Likewise.
2469 * loop-iv.c (biv_eq): Likewise.
2470 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2471 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2472 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2474 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2475 error_for_asm, warning_for_asm, _fatal_insn,
2476 _fatal_insn_not_found): Likewise.
2477 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2478 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2479 rtl_check_failed_type2, rtl_check_failed_code1,
2480 rtl_check_failed_code2, rtl_check_failed_code_mode,
2481 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2482 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2483 rtl_check_failed_type2, rtl_check_failed_code1,
2484 rtl_check_failed_code2, rtl_check_failed_code_mode,
2485 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2486 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2487 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2488 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2489 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2490 rtx_unstable_p, get_integer_term, get_related_value,
2491 offset_within_block_p, reg_mentioned_p, count_occurrences,
2492 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2493 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2494 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2495 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2496 find_constant_src, find_reg_fusage, find_regno_fusage,
2497 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2498 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2499 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2500 computed_jump_p, auto_inc_p, in_expr_list_p,
2501 remove_node_from_expr_list, loc_mentioned_in_p,
2502 label_is_jump_target_p, reversed_comparison_code_parts,
2503 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2504 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2505 print_inline_rtx): Likewise.
2506 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2507 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2508 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2509 get_integer_term, get_related_value, offset_within_block_p,
2510 count_occurrences, reg_mentioned_p, no_labels_between_p,
2511 reg_used_between_p, reg_referenced_p, single_set_2,
2512 multiple_sets, set_noop_p, refers_to_regno_p,
2513 reg_overlap_mentioned_p, dead_or_set_p,
2514 covers_regno_no_parallel_p, covers_regno_p,
2515 dead_or_set_regno_p, find_reg_note, find_regno_note,
2516 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2517 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2518 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2519 side_effects_p, may_trap_p_1, may_trap_p,
2520 may_trap_after_code_motion_p, may_trap_or_fault_p,
2521 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2522 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2523 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2524 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2525 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2527 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2528 warning_for_asm): Likewise.
2529 * tree.h (print_rtl): Likewise.
2530 * varasm.c (get_pool_mode): Likewise.
2532 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2534 * c-lex.c (c_lex_with_flags, lex_string): Constify.
2535 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2536 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2537 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2538 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2539 * ddg.c (compare_sccs): Likewise.
2540 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2541 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2542 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2543 decimal_do_fix_trunc, decimal_real_to_integer,
2544 decimal_real_to_integer2, decimal_real_maxval): Likewise.
2545 * dse.c (const_group_info_t): New.
2546 (invariant_group_base_eq, invariant_group_base_hash): Constify.
2547 * dwarf2out.c (const_dw_die_ref): New.
2548 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2549 * tree-browser.c (TB_parent_eq): Likewise.
2550 * unwind-dw2-fde.c (__register_frame_info_bases,
2551 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2552 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2554 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2555 * unwind-dw2.c (uw_frame_state_for): Likewise.
2556 * value-prof.c (histogram_hash, histogram_eq): Likewise.
2557 * value-prof.h (const_histogram_value): New.
2559 2007-07-25 Richard Sandiford <richard@codesourcery.com>
2561 * config/mips/mips.c (machine_function): Add
2562 initialized_mips16_gp_pseudo_p.
2563 (mips16_gp_pseudo_reg): Do not emit the initialization of
2564 mips16_gp_pseudo_rtx when being called from the gimple cost-
2565 calculation routines; emit it on the first use outside those
2568 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2570 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2573 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2574 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2575 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2576 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2577 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2578 Preserve const-ness of parameters through use of __typeof(),
2579 also constify and tidy.
2581 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2582 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2583 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2584 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2585 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2586 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2587 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2588 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
2589 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
2591 2007-07-25 Julian Brown <julian@codesourcery.com>
2592 Mark Shinwell <shinwell@codesourcery.com>
2594 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
2595 (alpha_mangle_type): This.
2596 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2597 (TARGET_MANGLE_TYPE): Define this instead.
2598 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
2599 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
2600 (arm_init_neon_builtins): Fix comment.
2601 (arm_mangle_map_entry): New.
2602 (arm_mangle_map): New.
2603 (arm_mangle_type): New.
2604 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
2605 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2606 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2607 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2608 (TARGET_MANGLE_TYPE): Define this instead.
2609 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
2610 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2611 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2612 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2613 (TARGET_MANGLE_TYPE): Define this instead.
2614 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
2616 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
2617 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2618 (TARGET_MANGLE_TYPE): Define this instead.
2619 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
2620 (s390_mangle_type): This.
2621 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2622 (TARGET_MANGLE_TYPE): Define this instead.
2623 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
2624 (sparc_mangle_type): This.
2625 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2626 (TARGET_MANGLE_TYPE): Define this instead.
2627 * cp/mangle.c (write_type): Call mangle_type target hook on all
2628 types before mangling. Use original type, not main variant, as
2630 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
2631 (TARGET_MANGLE_TYPE): This.
2632 * target.h (gcc_target): Rename mangle_fundamental_type to
2634 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
2635 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
2637 2007-07-25 Julian Brown <julian@codesourcery.com>
2638 Paul Brook <paul@codesourcery.com>
2639 Joseph Myers <joseph@codesourcery.com>
2640 Mark Shinwell <shinwell@codesourcery.com>
2642 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
2643 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
2644 (with_fpu): Allow --with-fpu=neon.
2645 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2646 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2647 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
2648 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
2649 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
2650 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
2651 (neon_emit_pair_result_insn, neon_disambiguate_copy)
2652 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
2653 (output_move_neon): Add prototypes.
2654 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
2655 (all_fpus): Add FPUTYPE_NEON.
2656 (fp_model_for_fpu): Add NEON field.
2657 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
2658 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
2660 (arm_legitimate_address_p): Don't support fancy addressing for NEON
2662 (thumb2_legitimate_address_p): Likewise.
2663 (neon_valid_immediate): Recognize and prepare constants suitable for
2665 (neon_immediate_valid_for_move): New function. Recognize and prepare
2666 immediates for NEON move instructions.
2667 (neon_immediate_valid_for_logic): New function. Recognize and
2668 prepare immediates for NEON logic instructions.
2669 (neon_output_logic_immediate): New function. Create asm string
2670 suitable for outputting immediate logic instructions.
2671 (neon_pairwise_reduce): New function. Implement reduction using
2672 pairwise operations.
2673 (neon_expand_vector_init): New function. Expand a (possibly
2674 non-constant) vector initialization.
2675 (neon_vector_mem_operand): New function. Memory operands supported
2676 for quad-word loads/stores to/from ARM or NEON registers. Don't
2677 allow base+offset addressing for core regs.
2678 (neon_struct_mem_operand): New function. Valid mems for NEON
2680 (coproc_secondary_reload_class): Enable NEON registers to be loaded
2681 from neon_vector_mem_operand addresses without a secondary register.
2682 (add_minipool_forward_ref): Handle >8-byte minipool entries.
2683 (add_minipool_backward_ref): Likewise.
2684 (dump_minipool): Likewise.
2685 (push_minipool_fix): Likewise.
2686 (output_move_quad): New function. Output quad-word moves, loads and
2687 stores using ARM registers.
2688 (output_move_vfp): Add support for vectors in VFP (NEON) D
2690 (output_move_neon): Output a NEON load/store to/from a quadword
2692 (arm_print_operand): Implement new codes:
2693 - 'c' for unadorned integers (without a # sign).
2694 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
2696 - 'e', 'f' for the low and high D parts of a NEON Q register.
2697 - 'q' outputs a NEON Q register.
2698 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
2699 - 'T' prints NEON opcode features from a coded bitmask.
2700 - 'F' is similar to T, but signed/unsigned codes both print as
2702 - 't' is similar to T, but 'u' is printed instead of 'p'.
2703 - 'O' prints 'r' if NEON instruction should perform rounding (as
2704 specified by bitmask), else prints nothing.
2705 - '#' is a punctuation character to stop operand numbers from
2706 running together with following digits in the assembler
2707 strings for instructions (when using mode attributes).
2708 (arm_assemble_integer): Handle extra NEON vector modes. Permute
2709 constant vectors in big-endian mode, where necessary.
2710 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2711 Handle EI, OI, CI, XI modes.
2712 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2713 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2714 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2715 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2716 (neon_builtin_type_bits): Add enumeration, one bit for each vector
2718 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2719 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2720 to turn v8qi, etc. into bits defined above.
2721 (neon_itype): New enumeration. Classifications of NEON builtins.
2722 (neon_builtin_datum): Define struct. Contains information about
2723 a single builtin (with multiple modes).
2724 (CF): Define helper macro for...
2725 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2727 (neon_builtin_data): New array. Define information about builtins
2728 for use during initialization/expansion.
2729 (arm_init_neon_builtins): New function.
2730 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2732 (neon_builtin_compare): New function.
2733 (locate_neon_builtin_icode): New function. Find an insn code for a
2734 builtin given a function code for that builtin. Also return type of
2735 builtin (NEON_BINOP, NEON_UNOP etc.).
2736 (builtin_arg): New enumeration. Types of arguments for builtins.
2737 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2738 Takes a variable argument list of builtin_arg types, terminated by
2740 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2741 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2742 (neon_emit_pair_result_insn): New function. Support returning pairs
2743 of vectors via a pointer.
2744 (neon_disambiguate_copy): New function. Set up operands for a
2745 multi-word copy such that registers do not get clobbered.
2746 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
2747 ARM_BUILTIN_NEON_BASE.
2748 (arm_file_start): Set float-abi attribute for NEON.
2749 (arm_vector_mode_supported_p): Enable NEON vector modes.
2750 (arm_mangle_map_entry): New.
2751 (arm_mangle_map): New.
2752 (arm_mangle_vector_type): New.
2753 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
2755 (TARGET_NEON): New macro. Target supports NEON.
2756 (fputype): Add FPUTYPE_NEON.
2757 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
2758 for vectorization based on command-line arg.
2759 (NEON_REGNO_OK_FOR_NREGS): Define.
2760 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
2761 (VALID_NEON_STRUCT_MODE): Define.
2762 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
2763 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
2764 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
2765 (consttable_16): Add pattern for outputting 16-byte minipool
2767 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
2769 (vec-common.md, neon.md): Include md files.
2770 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
2771 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
2772 (memory_constraint "Ut", "Un", "Us"): Define.
2773 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
2774 (MMX_char): New mode attribute.
2775 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
2776 (*add<mode>3_iwmmxt): New insn pattern.
2777 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
2778 (*sub<mode>3_iwmmxt): New insn pattern.
2779 (mulv4hi3): Rename to...
2780 (*mulv4hi3_iwmmxt): This.
2781 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
2782 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
2783 (uminv4hi3, uminv2si3): Remove. Replace with...
2784 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
2785 (*umin<mode>3_iwmmxt): These.
2786 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
2787 (ashr<mode>3_iwmmxt): This new pattern.
2788 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
2789 (lshr<mode>3_iwmmxt): This new pattern.
2790 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
2791 (ashl<mode>3_iwmmxt): This new pattern.
2792 * config/arm/neon-docgen.ml: New file. Generate documentation for
2794 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
2795 * config/arm/arm_neon.h: New (autogenerated).
2796 * config/arm/neon-testgen.ml: New file. Generate NEON tests
2798 * config/arm/neon.md: New file. Define NEON instructions.
2799 * config/arm/neon.ml: New file. Abstract description of NEON
2800 instructions, used to generate arm_neon.h header, documentation and
2802 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
2803 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
2805 * doc/extend.texi (ARM Built-in Functions): Rename and remove
2807 (ARM NEON Intrinsics): New subsection.
2808 * doc/arm-neon-intrinsics.texi: New (autogenerated).
2810 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
2812 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
2815 2007-07-24 Jan Hubicka <jh@suse.cz>
2817 * regclass.c (move_table): New type.
2818 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
2819 (init_move_cost): Break out from ...
2820 (init_reg_sets_1): ... here; simplify computation of
2821 have_regs-of_mode and contains_reg_of_mode.
2822 (record_reg_classes): Unswitch internal loops.
2823 (copy_cost): Trigger lazy initialization of move cost
2824 (record_address_regs): Likewise.
2826 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
2828 * config/darwin.c (darwin_override_options): Don't force on
2829 flag_var_tracking_uninit when no debug info is requested.
2831 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2833 * cfgloop.c (init_loops_structure): New function.
2834 (flow_loops_find): Create root of the loop tree unconditionally.
2836 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
2838 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
2840 2007-07-24 Jan Hubicka <jh@suse.cz>
2842 * caller-save.c: Include ggc.h, gt-caller-save.h
2843 (reg_save_code, reg_restore_code): Rename to ...
2844 (cached_reg_save_code, cached_reg_restore_code): ... those.
2845 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
2846 (reg_save_code, reg_restore_code): New functions.
2847 (init_caller_save): Do not intialize
2848 reg_save_code/reg_restore_code tables.
2849 * Makefile.in: (gt-caller-save.h): New.
2851 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2853 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
2854 with the mode of the original operand instead of
2857 2007-07-23 Jan Hubicka <jH@suse.cz>
2859 * i386.c (ix86_secondary_memory_needed): Break out to...
2860 (inline_secondary_memory_needed): ... here.
2861 (ix86_memory_move_cost): Break out to ...
2862 (inline_memory_move_cost): ... here; add support for IN value of 2 for
2863 maximum of input and output; fix handling of Q_REGS on 64bit.
2864 (ix86_secondary_memory_needed): Microoptimize.
2866 2007-07-23 Sebastian Pop <sebpop@gmail.com>
2868 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
2869 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
2870 stmts_from_loop, known_dependences_p, build_rdg): New.
2871 * tree-data-ref.h: Depends on graphds.h.
2872 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
2873 (build_rdg): Declared.
2874 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
2876 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
2878 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
2881 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
2882 Jakub Jelinek <jakub@redhat.com>
2884 PR middle-end/PR28690
2885 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
2886 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
2887 and MEM_POINTER operands over REG and MEM operands.
2888 (swap_commutative_operands_p): Change return value to bool.
2889 * rtl.h: Update the corresponding prototype.
2890 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
2891 instead of gen_rtx_PLUS.
2892 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
2893 value to bool. Change function arguments to rtx's and update code
2895 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
2896 calls to match the new declaration.
2897 * simplify-rtx.c (simplify_associative_operation): Don't
2898 reorder simplify_binary_operation arguments.
2900 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2902 * config/mips/mips.c (override_options): Use mips_costs to derive
2903 the default branch cost.
2904 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
2906 * config/mips/mips.opt (mbranch-cost=): New option.
2907 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
2909 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2911 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
2912 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
2913 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
2914 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
2916 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2918 * config/mips/constraints.md (ks): New constraint.
2919 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
2920 (*add<mode>3_mips16): ...here.
2922 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
2924 * optabs.h (enum optab_index): Add new OTI_signbit.
2925 (signbit_optab): Define corresponding macro.
2926 (enum insn_code signbit_optab[]): Remove array.
2927 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
2928 (expand_copysign_absneg): If back end provides signbit insn, use it
2929 instead of bit operations on floating point argument.
2930 * builtins.c (enum insn_code signbit_optab[]): Remove array.
2931 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
2932 availability of signbit insn.
2934 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
2935 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
2936 SSE mode is not active.
2937 (isinf<mode>2): Disable for mfpmath=sse,387.
2939 2007-07-22 Ben Elliston <bje@au.ibm.com>
2941 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
2943 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
2945 2007-07-20 Richard Guenther <rguenther@suse.de>
2947 * tree-cfg.c (verify_expr): COND_EXPRs can have any
2948 integral typed condition.
2949 * tree-ssa.c (useless_type_conversion_p): Do not preserve
2950 booleanness. Only preserve conversions from a non-base
2951 type to a base type, not in general between types with
2952 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
2953 * tree.def (COND_EXPR): Document that the condition
2954 can be of any integral type.
2956 2007-07-20 Nigel Stephens <nigel@mips.com>
2957 Richard Sandiford <richard@codesourcery.com>
2959 * config/mips/mips.h (mips_dwarf_regno): Declare.
2960 (DBX_REGISTER_NUMBER): Remove redundant brackets.
2961 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
2962 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
2963 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
2964 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2965 (REG_CLASS_NAMES): Update accordingly.
2966 * config/mips/mips.c (mips_dwarf_regno): New array.
2967 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2968 (mips_subword): Remove special handling for accumulator registers.
2969 (override_options): Initiailize mips_dwarf_regno. Remove use
2971 (mips_swap_registers): New function.
2972 (mips_conditional_register_usage): Swap accumulator registers
2973 around if TARGET_LITTLE_ENDIAN.
2974 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
2975 * config/mips/constraints.md (h, l): Use the endianness to choose
2976 between MD0_REG and MD1_REG.
2977 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
2978 alternative-dependent template.
2980 2007-07-20 Richard Sandiford <richard@codesourcery.com>
2982 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
2985 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2987 * function.c (thread_prologue_and_epilogue_insns): Fix exit
2988 predecessor fallthru flags.
2990 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2992 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
2993 of compare to the same type.
2994 * cfgloopmanip.c (add_loop): Update information about loop exits.
2995 (loop_version): Remove the innermost loop requirement.
2996 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
2997 to sizetype for pointers.
2999 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3001 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3002 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3003 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3005 * config/dfp-bit.c: Empty for TFmode conversions.
3007 2007-07-18 Caroline Tice <ctice@apple.com>
3009 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3010 and handle them correctly; check that src is not NULL before
3012 (find_src_set_src): Likewise.
3014 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3016 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3017 (struct alignment_context, init_alignment_context): New.
3018 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3019 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3020 (XCHAL_HAVE_S32C1I): Likewise.
3021 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3022 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3023 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3024 (ATOMIC, HQI): New macros.
3025 (memory_barrier, *memory_barrier): New.
3026 (sync_lock_releasesi): New.
3027 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3028 (sync_lock_test_and_set<mode>): New.
3029 (sync_<atomic><mode>): New.
3030 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3031 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3032 (xtensa_expand_atomic): New.
3034 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3038 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3039 transformation for builtin ISNORMAL.
3040 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3041 * builtins.def (BUILT_IN_ISNORMAL): New.
3042 * doc/extend.texi: Document isnormal.
3044 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3048 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3049 optabs infrastructure. Provide generic implementation for
3051 (expand_builtin): Handle FINITE/ISFINITE.
3052 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3053 (fold_builtin_1): Likewise.
3055 * builtins.def (BUILT_IN_ISFINITE): New.
3057 * doc/extend.texi: Document isfinite.
3059 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3064 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3065 generic fallback for isinf.
3066 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3067 calculation code ...
3068 * real.c (get_max_float): ... to here.
3069 * real.h (get_max_float): New.
3071 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3075 * builtin-attrs.def (ATTR_TYPEGENERIC,
3076 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3078 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3079 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3080 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3081 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3083 * c-common.c (handle_type_generic_attribute): New.
3084 (c_common_attribute_table): Add "type generic".
3086 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3088 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3090 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3091 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3094 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3097 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3098 checking that the operand is an expression.
3100 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3101 Danny Smith <dannysmith@users.sourceforge.net>
3104 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3105 file mapping object in local namespace if Windows version later
3108 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3110 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3111 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3112 arm_cannot_force_const_mem.
3113 (arm_cannot_force_const_mem): New function.
3114 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3115 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3116 of arm_tls_referenced_p.
3117 * config/arm/arm.md (movsi): Split out-of-section constants when
3118 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3119 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3121 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3123 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3125 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3127 * config/mips/mips.md (*extendqihi2): Convert the destination
3130 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3132 * config/pa/fptr.c: Update license header.
3133 * config/pa/milli64.S: Likewise.
3135 2007-07-17 Nick Clifton <nickc@redhat.com>
3137 * COPYING_v3: New file. Contains version 3 of the GNU General
3139 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3140 Lesser General Public License.
3141 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3142 the GNU General Public License.
3144 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3146 PR rtl-optimization/32773
3147 * cfglayout.c (force_one_exit_fallthru): New function.
3148 (cfg_layout_finalize): Use it.
3150 2007-07-16 Richard Guenther <rguenther@suse.de>
3151 Uros Bizjak <ubizjak@gmail.com>
3153 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3154 before forcing it to gimple operand.
3156 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3157 David Ung <davidu@mips.com>
3159 * config/mips/mips.h (TUNE_24K): Define.
3160 (TUNE_MACC_CHAINS): Add TUNE_24K.
3161 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3163 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3164 (r74k_int_madd): .. this new reservation.
3165 (define_bypass): Fixed bypasses for r74k_int_madd to use
3167 * config/mips/24k.md (define_bypass): Define new
3168 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3170 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3171 Nigel Stephens <nigel@mips.com>
3173 * config/mips/mips.md: Include 20kc.md.
3174 * config/mips/20kc.md: New file.
3175 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3176 (mips_adjust_cost): Tweak for 20Kc.
3177 (mips_issue_rate): Likewise.
3178 * config/mips/mips.h (TUNE_20KC): Define.
3180 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3182 * config/rs6000/rs6000.c (struct processor_cost): Add
3183 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3185 (*_cost): Add cache information.
3186 (rs6000_override_options): Set cache parameters.
3188 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3191 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3192 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3194 2007-07-16 Paul Brook <paul@codesourcery.com>
3197 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3198 (cirrus_thumb2_movsi_insn): Ditto.
3200 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3202 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3205 2007-07-15 Andrew Haley <aph@redhat.com>
3207 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3208 before looking in the context.
3210 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3214 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3215 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3216 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3217 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3218 to generate .CALLINFO statement.
3219 (hppa_expand_prologue): Set rp_saved.
3220 (hppa_expand_epilogue): Use rp_saved.
3221 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3222 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3224 2007-07-14 Dirk Mueller <dmueller@suse.de>
3226 * omega.c (coalesce): Fix memory leak on early exit.
3227 * matrix-reorg.c (check_allocation_function): Likewise.
3228 * tree-vect-transform.c (vect_get_new_vect_var): free result
3230 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3231 pass pointer to edge vector
3232 (partition_hot_cold_basic_blocks): Fix memory leak.
3233 * collect2.c (prefix_from_string): Free temporary storage.
3234 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3236 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3238 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3239 (DO_GLOBAL_DTORS_BODY): Likewise.
3241 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3242 Nigel Stephens <nigel@mips.com>
3244 * config/mips/mips.c (mips_classify_symbol): Don't return
3245 SYMBOL_SMALL_DATA for constant pool addresses if
3246 TARGET_EMBEDDED_DATA is true.
3248 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3250 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3251 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3252 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3253 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3254 __builtin_ia32_storehps, __builtin_ia32_storelps,
3255 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3256 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3257 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3258 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3259 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3260 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3261 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3262 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3263 using def_builtin_const.
3265 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3267 PR tree-optimization/32705
3268 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3269 (simplify_binary_expression): Use SSA_VAL consistently.
3271 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3273 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3274 (SPEFSCR_REGNO): Delete definition.
3275 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3276 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3277 * config/rs6000/rs6000.h: Do not define *_REGNO.
3278 LINK_REGISTER_REGNUM -> LR_REGNO.
3279 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3280 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3281 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3282 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3283 R_VRSAVE, R_VSCR. Use them.
3284 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3285 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3286 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3287 * config/rs6000/aix.h: Define R_LR. Use it.
3289 2007-07-13 Caroline Tice <ctice@apple.com>
3291 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3292 flag_var_tracking is explicitly turned off (i.e. when variable
3293 tracking is not feasible); otherwise, turn flag_var_tracking on when
3294 flag_var_tracking_uninit is on.
3295 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3296 note definitions, to allow recording of initialization status in the
3298 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3299 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3300 determine if two note locations are equal.
3301 (output_loc_list): Don't output list entries whose start & end labels
3303 (reg_loc_descriptor): Add parameter for initialization status; pass it
3304 to other loc descriptor functions.
3305 (one_reg_loc_descriptor): Add parameter for initialization status;
3306 check its value and add DW_OP_GNU_uninit to returned loc descr if
3308 (multiple_reg_loc_descriptor): Add parameter for initialization
3310 pass init status argument to other loc descriptor functions; check
3311 value of intialization parameter and add DW_OP_GNU_uninit to returned
3312 loc descr if appropriate.
3313 (based_loc_descr): Add parameter for initialization status; add new
3314 variable for return value; check value of initialization parameter and
3315 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3316 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3317 pass init status argument to other loc descriptor functions; check
3318 value of intialization parameter and add DW_OP_GNU_uninit to returned
3319 loc descr if appropriate.
3320 (mem_loc_descriptor): Likewise.
3321 (concat_loc_descriptor): Likewise.
3322 (concatn_loc_descriptor): Likewise.
3323 (loc_descriptor): Add parameter for initialization status; pass it as
3324 argument to other loc descriptor function calls.
3325 (loc_descriptor_from_tree_1): Add appropriate initialization status
3326 to loc descriptor function calls.
3327 (add_location_or_const_value_attribute): Get initialization status
3328 from VAR_LOCATION note; add initialization status to loc descriptor
3330 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3331 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3332 status is uninitialized, add "[uninint]" to output.
3333 * common.opt (fvar-tracking-uninit): New option, similar to
3334 fvar-tracking, to turn on tracking of uninitialized variables; creates
3335 a new global flag, flag_var_tracking_uninit.
3336 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3337 (enum var_init_status): New type, for var initialization status field.
3338 * var-tracking.c (struct location_chain_def): Two new fields, init,
3339 for initialization status, and set_src for the assignment value expr.
3340 (unshare_variable): New parameter for initialization status;
3341 initialize new init and set_src fields.
3342 (var_reg_set): New parameters for initialization status and value;
3343 pass them to set_variable_part.
3344 (var_mem_set): Likewise.
3345 (get_init_value): New function.
3346 (var_reg_delete_and_set): New initialization status & value
3347 parameters; add call to get_init_value if status is unknown; pass new
3348 parameters to clobber_variable_part and var_reg_set.
3349 (var_mem_delete_and_set): Likewise.
3350 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3351 (var_mem_delete): Likewise.
3352 (variable_union): Pass status to unshare_variable; initialize new init
3353 and set_src fields. If flag_var_tracking_uninit is not set, force
3354 status to initialized.
3355 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3356 used later to get the set_src value.
3357 (find_src_status): New function.
3358 (find_src_set_src): New function.
3359 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3360 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3361 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3362 and var_mem_delete_and_set.
3363 (dump_variable): Print out "[uninit]" if appropriate.
3364 (set_variable_part): Add new initialization and set_src parameters;
3365 pass status to unshare_variable; set node->init and node- >set_src
3366 fields and modify slot in hash table appropriately; save the init and
3367 set_src values if appropriate and assign to the new node.
3368 (clobber_variable_part): New set_src parameter; if two nodes have
3369 same variable and same location but different set_src (assignment)
3370 values, clobber old node.
3371 (delete_variable_part): Pass init status to unshare_variable.
3372 (emit_note_insn_var_location): Add initialized var; assign var's init
3373 status to new 'initialized'; pass new init status field to calls to
3374 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3375 status to initialized.
3376 (emit_notes_in_bb): Pass initialization status to calls to
3377 var_reg_set, var_mem_set, var_reg_delete_and_set and
3378 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3379 var_reg_delete_and_set and var_mem_delete_and_set; call
3380 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3381 make up for change in add_stores.
3382 (vt_add_function_parameters): Add status to calls to
3384 * config/darwin.c (darwin_override_options): Turn on uninitialized
3385 tracking automatically, if var_tracking is on and the system is
3388 2007-07-13 Sa Liu <saliu@de.ibm.com>
3390 * config.gcc: Add options for arch and tune on SPU.
3391 * config/spu/predicates.md: Add constant operands 0 and 1.
3392 * config/spu/spu-builtins.def: Add builtins for double precision
3393 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3394 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3396 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3398 * config/spu/spu-protos.h: Add new function prototypes.
3399 * config/spu/spu.c (spu_override_options): Check options -march and
3401 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3402 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3404 (spu_const_from_int): New. Create a vector constant from 4 ints.
3405 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3406 (spu_emit_vector_compare): New. Emit vector compare.
3407 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3408 * config/spu/spu.h: Add options -march and -mtune. Define processor
3409 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3410 CANONICALIZE_COMPARISON.
3411 * config/spu/spu.md: Add new insns for double precision compare
3412 and double precision vector compare. Add vcond and smax/smin patterns
3413 to enable DFmode vector conditional expression.
3414 * config/spu/spu.opt: Add options -march and -mtune.
3415 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3416 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3417 both CELL and CELLEDP targets: spu_testsv.
3418 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3421 2007-07-13 Richard Guenther <rguenther@suse.de>
3423 PR tree-optimization/32721
3424 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3425 TREE_THIS_VOLATILE on the folded reference.
3426 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3427 if the array reference has TREE_THIS_VOLATILE set.
3429 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3432 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3434 2007-07-13 Andreas Schwab <schwab@suse.de>
3436 * gengtype-lex.l: Allow declarations to be indented.
3438 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3440 * ginclude/tgmath.h: New.
3441 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3442 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3443 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3444 * configure: Regenerate.
3446 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3448 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3449 correct index when setting register save state for xd
3452 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3454 * config/sh/sh.c (mark_use): Remove.
3456 2007-07-12 Paul Brook <paul@codesourcery.com>
3458 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3459 reg does not overlap return value.
3461 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3463 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3464 (set_expression_vuses): Ditto.
3465 (init_pre): Initialize expression_vuses.
3467 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3469 * config/i386/sse.md (storentdf, storentsf): New.
3471 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3473 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3475 * tree.c (build_decl_stat): Move code from here...
3476 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3477 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3478 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3479 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3480 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3483 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3484 Devang Patel <dpatel@apple.com>
3486 PR tree-optimization/25413
3487 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3488 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3489 * tree.h (contains_packed_reference): New.
3490 * expr.c (contains_packed_reference): New.
3491 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3492 (vect_enhance_data_refs_alignment): Call
3493 vector_alignment_reachable_p.
3494 * target.h (vector_alignment_reachable): New builtin.
3495 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3496 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3497 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3499 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3501 * target.h (builtin_vectorization_cost): Add new target builtin.
3502 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3503 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3504 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3505 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3506 uninitialized variables.
3507 * tree-vect-transform.c (cost_for_stmt): New function.
3508 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3509 using cost 1 for all scalar stmts. Be less conservative when
3510 estimating the number of prologue/epulogue iterations. Call
3511 targetm.vectorize.builtin_vectorization_cost. Return
3512 min_profitable_iters-1.
3513 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3514 initialization cost instead of TARG_VEC_STMT_COST. Use
3515 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3516 epilogue code. Fix epilogue cost computation.
3517 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3518 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3519 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3520 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3521 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3522 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3524 2007-07-12 Richard Guenther <rguenther@suse.de>
3526 * gimplify.c (gimplify_conversion): Make sure that the result
3527 from maybe_fold_offset_to_reference is trivially convertible
3528 to the desired type before doing the simplification.
3529 (gimplify_expr): Likewise.
3530 * fold-const.c (fold_binary): Use the correct types for
3531 building the simplified expression.
3533 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3535 PR rtl-optimization/32729
3536 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3537 that fallthru to exit.
3539 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
3541 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3542 (symDTPOFF2reg): Likewise.
3544 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
3546 PR tree-optimization/32663
3548 * tree.h (VALUE_HANDLE_VUSES): Remove.
3549 (struct tree_value_handle): Remove vuses.
3551 * tree-vn.c (create_value_handle_for_expr): Don't set
3554 * tree-ssa-pre.c (expression_vuses): New.
3555 (alloc_expression_id): Set up expression_vuses.
3556 (get_expression_vuses): New.
3557 (set_expression_vuses): Ditto.
3558 (clear_expression_ids): Modify for expression_vuses.
3559 (phi_translate_1): Ditto.
3560 (phi_translate_set): Ditto.
3561 (value_dies_in_block_x): Ditto
3562 (valid_in_sets): Ditto.
3563 (add_to_sets): Ditto.
3564 (find_existing_value_expr): Ditto.
3565 (create_value_handle_for_expr): Ditto.
3566 (make_values_for_stmt): Ditto.
3567 (vuse_equiv): Remove.
3569 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
3571 * Makefile.in (mostlyclean): Remove object files.
3573 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3575 * toplev.c (no_new_pseudos): Deleted.
3576 * rtl.h (no_new_pseudos): Deleted.
3577 * tree-pass.h (pass_no_new_pseudos): Deleted.
3578 * passes.c (pass_no_new_pseudos): Deleted.
3579 * final.c (rest_of_clean_state): Removed no_new_pseudos.
3580 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3581 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
3583 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
3584 * rtlhooks.c (gen_lowpart_general): Ditto.
3585 * optabs.c (prepare_operand): Ditto.
3586 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3588 * modulo-sched.c (rest_of_handle_sms): Ditto.
3589 * see.c (rest_of_handle_see): Ditto.
3590 * ifcvt.c (if_convert): Ditto.
3591 (gate_handle_if_after_combine): Replaced no_new_pseudos with
3593 * init-regs.c (gate_initialize_regs): Deleted set of
3595 * lower-subreg.c (decompose_multiword_subregs): Ditto.
3596 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
3597 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
3599 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3602 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
3603 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
3604 (*vec_extractv2di_1_rex64): New insn pattern.
3606 2007-07-11 David Daney <ddaney@avtrex.com>
3608 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
3609 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
3610 for SIGNAL_UNWIND_RETURN_COLUMN.
3611 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
3612 (DWARF_FRAME_REGNUM): Rewrite.
3613 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
3615 2007-07-11 Nick Clifton <nickc@redhat.com>
3617 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
3618 delta and use gen_int_mode in place of GET_INT instead.
3620 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3622 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
3625 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
3627 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
3628 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
3630 * params.h (VERIFY_CANONICAL_TYPES): Remove.
3631 (USE_CANONICAL_TYPES): New.
3632 * doc/invoke.texi (verify-canonical-types): Remove.
3633 (use-canonical-types): Add.
3635 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3637 * config/spu/spu.c (spu_optimization_options): Remove setting of
3638 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
3639 (spu_override_options): Move it here.
3641 2007-07-11 Richard Sandiford <richard@codesourcery.com>
3643 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
3644 * config/mips/mips.c (mips_cpu_info_table): Mention
3645 MIPS_ISA_LEVEL_SPEC in the comment.
3647 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3649 PR tree-optimization/32713
3650 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
3652 2007-07-11 Paolo Carlini <pcarlini@suse.de>
3655 * c-opts.c (c_common_post_options): Do not change flag_complex_method
3656 conditional to flag_isoc99.
3657 (c_common_init_options): Do it here, unconditionally.
3659 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3661 PR tree-optimization/32589
3662 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
3663 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
3664 * tree-ssa-propagate.c (valid_gimple_expression_p): New
3665 predicate, extracted from...
3666 (set_rhs): ...here. Call it for the expression on entry.
3667 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
3668 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
3669 (simplify_binary_expression): Use valid_gimple_expression_p
3670 to validate the simplification.
3671 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
3673 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
3675 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
3676 DWARF2_DEBUG on 32 bit target too.
3677 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
3679 2007-07-11 Nick Clifton <nickc@redhat.com>
3681 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
3682 version for 64-bit hosts.
3684 2007-07-10 David Daney <ddaney@avtrex.com>
3686 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
3688 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
3690 * config/mips/mips.c (mips_expand_synci_loop): New function.
3691 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
3692 (UNSPEC_RDHWR): Same.
3693 (UNSPEC_SYNCI): Same.
3694 (UNSPEC_SYNC): Same.
3695 (clear_cache): New expand.
3699 (clear_hazard): Same.
3700 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
3702 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
3703 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
3705 2007-07-10 Ian Lance Taylor <iant@google.com>
3707 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
3710 2007-07-10 David Daney <ddaney@avtrex.com>
3712 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
3713 * builtins.c (expand_builtin___clear_cache): New function.
3714 (expand_builtin): Call expand_builtin___clear_cache for
3715 BUILT_IN_CLEAR_CACHE case.
3716 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
3717 * doc/md.texi (clear_cache): Document new instruction pattern.
3718 * testsuite/gcc.dg/builtins-64.c: New test.
3720 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
3722 * config/cris/cris.md ("movsi"): Fix typo in last change.
3724 2007-07-09 Geoffrey Keating <geoffk@apple.com>
3727 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
3729 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
3730 * varasm.c (assemble_start_function): Honor DECL_ALIGN
3731 for FUNCTION_DECLs. Don't use align_functions_log if
3733 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
3734 even for FUNCTION_DECLs.
3735 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
3737 * tree.h (DECL_ALIGN): Update for new location of 'align'.
3738 (DECL_FUNCTION_CODE): Update for new location and name of
3740 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
3741 (struct tree_decl_common): Move 'align' and 'off_align' out
3742 of union, ensure they're still on a 32-bit boundary. Remove
3743 other fields in union 'u1'.
3744 (struct tree_function_decl): Add field 'function_code' replacing
3745 'u1.f' in tree_decl_common.
3746 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
3747 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
3748 (Variable Attributes): Cross-reference 'aligned' attribute
3749 to Function Attributes.
3750 * flags.h (force_align_functions_log): Delete.
3751 * toplev.c (force_align_functions_log): Delete.
3753 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
3756 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
3757 (*vec_concatv2di_rex): New insn pattern.
3759 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3762 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
3764 2007-07-10 Ian Lance Taylor <iant@google.com>
3766 Replace no_new_pseudos in backends.
3767 * rtl.h (can_create_pseudo_p): Define.
3768 * config/darwin.c (machopic_indirect_data_reference): Use
3769 can_create_pseudo_p () instead of no_new_pseudos.
3770 (machopic_indirect_data_reference): Likewise.
3771 (machopic_legitimize_pic_address): Likewise.
3772 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
3773 (alpha_emit_set_const_1): Likewise.
3774 (alpha_emit_set_const): Likewise.
3775 (alpha_emit_conditional_move): Likewise.
3776 (alpha_split_conditional_move): Likewise.
3777 * config/alpha/alpha.md (various splitters): Likewise.
3779 * config/arm/arm.c (legitimize_pic_address): Likewise.
3780 (arm_load_pic_register): Likewise.
3781 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
3782 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
3783 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
3784 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
3785 * config/cris/cris.md (movsi): Likewise.
3786 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
3787 (symGOTOFF2reg_hilo): Likewise.
3788 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
3789 * config/h8300/h8300.md (insv, extzv): Likewise.
3790 * config/i386/i386.c (ix86_expand_move): Likewise.
3791 (ix86_expand_vector_move): Likewise.
3792 (ix86_prepare_fp_compare_args): Likewise.
3793 (ix86_expand_carry_flag_compare): Likewise.
3794 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
3795 (tls_dynamic_gnu2_combine_32): Likewise.
3796 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
3797 * config/ia64/ia64.c (ia64_expand_move): Likewise.
3798 (ia64_expand_movxf_movrf): Likewise.
3799 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
3800 (m32c_split_move): Likewise.
3801 (m32c_expand_insv): Likewise.
3802 * config/m68k/m68k.md (movsi): Likewise.
3803 * config/mips/mips.c (mips_force_temporary): Likewise.
3804 (mips_split_symbol): Likewise.
3805 (mips_move_integer): Likewise.
3806 (mips_legitimize_const_move): Likewise.
3807 * config/mn10300/mn10300.md (movsi): Likewise.
3808 * config/pa/pa.c (emit_move_sequence): Likewise.
3809 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3810 (rs6000_got_register): Likewise.
3811 (create_TOC_reference): Likewise.
3812 (rs6000_machopic_legitimize_pic_address): Likewise.
3813 * config/rs6000/rs6000.md (add<mode>3): Likewise.
3814 (various splitters): Likewise.
3815 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
3816 (movsi_got): Likewise.
3817 * config/s390/s390.c (emit_symbolic_move): Likewise.
3818 * config/s390/s390.md (movhi, movqi): Likewise.
3819 (load_multiple, store_multiple): Likewise.
3820 * config/score/score.c (score_force_temporary): Likewise.
3821 * config/sh/sh.c (prepare_move_operands): Likewise.
3822 (prepare_cbranch_operands): Likewise.
3823 (emit_fpu_switch): Likewise.
3824 (fpscr_set_from_mem): Likewise.
3825 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
3826 (adddi3, subsi3): Likewise.
3827 (various splitters): Likewise.
3828 (divsi_inv_fp_combine): Likewise.
3829 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
3830 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
3832 * config/sh/predicates.md (xor_operand): Likewise.
3833 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
3834 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
3835 (movdi_pic_label_ref): Likewise.
3836 * config/spu/spu.c (spu_split_immediate): Likewise.
3837 * config/alpha/alpha.md (various splitters): Remove test
3838 !no_new_pseudos || reload_completed.
3839 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
3841 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3842 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3843 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3844 * config/score/score.c (th_output_mi_thunk): Likewise.
3845 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3846 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3848 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
3850 PR rtl-optimization/32664
3851 * mode-switching.c (create_pre_exit): Skip barrier insns.
3853 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3855 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
3856 force_gimple_operand_bsi.
3857 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
3858 rewrite_use_compare): Ditto.
3859 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
3861 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
3862 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
3863 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
3864 * tree-profile.c (prepare_instrumented_value,
3865 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3866 tree_gen_one_value_profiler, tree_gen_ic_profiler,
3867 tree_gen_ic_func_profiler, tree_gen_average_profiler,
3868 tree_gen_ior_profiler): Ditto.
3869 * tree-ssa-reassoc.c (negate_value): Ditto.
3870 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
3871 Use force_gimple_operand_bsi.
3872 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3873 * tree-if-conv.c (add_to_dst_predicate_list,
3874 find_phi_replacement_condition): Ditto.
3875 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
3876 Call mark_symbols_for_renaming for new statements.
3877 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
3879 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3881 * cfghooks.c (remove_edge): New function.
3882 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
3884 * cfghooks.h (remove_edge): Declare.
3885 * cfg.c (remove_edge): Renamed to remove_edge_raw.
3886 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
3888 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
3890 * optabs.h: Added declaration for signbit_optab.
3891 * optabs.c: (init_optabs): Added initialization for signbit_optab.
3892 * genoptinit.c (optabs): Added entry for signbit insns.
3893 * builtins.c (expand_builtin_signbit): Added code to use a signbit
3895 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
3896 * config/s390/s390.md (signbit<mode>2): New expander.
3898 2007-07-09 Richard Guenther <rguenther@suse.de>
3901 * fold-const.c (fold_plusminus_mult_expr): Move constant
3902 arguments second to allow decomposing.
3904 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
3907 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3909 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3910 Disregard DECL_FROM_INLINE.
3912 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3915 * doc/invoke.texi: Add ftree-reassoc flag.
3916 * common.opt (ftree-reassoc): New flag.
3917 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
3918 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
3920 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3922 PR tree-optimization/32681
3923 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
3924 saved in second_edge->aux when first_bb is a loop header.
3926 2007-07-09 Jan HUbicka <jh@suse.cz>
3928 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
3930 2007-07-09 Richard Guenther <rguenther@suse.de>
3932 * c-decl.c (start_function): Do not promote return type.
3934 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
3936 * function.c (do_warn_unused_parameter): Do not warn if
3937 TREE_NO_WARNING is set.
3939 2007-07-08 Andreas Schwab <schwab@suse.de>
3941 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
3943 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
3946 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3948 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3949 apply to assembly language, too.
3950 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3952 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
3954 Revert (note the sccvn portions are *not* reverted)
3955 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3957 Fix PR tree-optimization/23488
3959 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3961 * tree-flow-inline.h (get_value_handle): Ditto.
3962 * tree-ssa-pre.c (decl_vh_map): New.
3963 (decl_node_pool): New.
3964 (can_value_number_operation): Support DECL_P.
3965 (can_PRE_operation): Ditto.
3966 (create_expression_by_pieces): Ditto.
3967 (find_existing_value_expr): Modify to differnetiate between
3968 addressing and top level.
3969 (create_value_handle_for_expr): Handle DECL's.
3970 (poolify_tree): Ditto.
3971 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3972 (make_values_for_stmt): Handle DECL's properly.
3973 (init_pre): Reorg to not init useless things during FRE.
3975 * tree-flow.h: Include pointer-set.h.
3976 (decl_vh_map): Declare.
3977 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3979 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
3981 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
3982 the constraint description.
3983 * doc/md.texi: Update documentation of AVR constraints.
3985 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
3987 * auto-inc-dec.c, config/arm/arm.c,
3988 config/m32r/constraints.md, config/mips/mips.md,
3989 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
3990 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
3991 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
3992 typos. Follow spelling conventions.
3993 * doc/invoke.texi, doc/rtl.texi: Fix typos.
3995 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3996 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3998 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
3999 realloc_vuse): Remove.
4000 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4003 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4005 Fix PR tree-optimization/23488
4007 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4008 (try_to_simplify): Ditto.
4010 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4012 * tree-flow-inline.h (get_value_handle): Ditto.
4013 * tree-ssa-pre.c (decl_vh_map): New.
4014 (decl_node_pool): New.
4015 (can_value_number_operation): Support DECL_P.
4016 (can_PRE_operation): Ditto.
4017 (create_expression_by_pieces): Ditto.
4018 (find_existing_value_expr): Modify to differnetiate between
4019 addressing and top level.
4020 (create_value_handle_for_expr): Handle DECL's.
4021 (poolify_tree): Ditto.
4022 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4023 (make_values_for_stmt): Handle DECL's properly.
4024 (init_pre): Reorg to not init useless things during FRE.
4026 * tree-flow.h: Include pointer-set.h.
4027 (decl_vh_map): Declare.
4028 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4030 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4032 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4033 apply to assembly language, too.
4034 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4036 2007-07-06 Ian Lance Taylor <iant@google.com>
4037 Zack Weinberg <zackw@panix.com>
4040 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4042 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4044 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4045 (prefetch): Likewise if "pref" would be used.
4047 2007-07-06 Josh Conner <jconner@apple.com>
4051 * calls.c (store_one_arg): Handle arguments which are partially
4052 on the stack when detecting argument overlap.
4054 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4056 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4057 chosen during find_reloads.
4059 2007-07-06 Richard Guenther <rguenther@suse.de>
4061 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4062 TYPE_ARG_TYPES for verification of argument types. Use
4063 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4064 parameters as variable arguments.
4066 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4068 * libgcc2.h (word_type): Type definition removed.
4069 (cmp_return_type, shift_count_type): Type definitions added.
4070 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4071 replaced with shift_count_type.
4072 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4074 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4075 changed from word_type to Wtype.
4076 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4077 replaced with shift_count_type.
4078 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4080 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4081 and libgcc_shift_count attribute added.
4082 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4083 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4084 (TARGET_INITIALIZER): New target hooks added.
4085 * targhooks.c (default_libgcc_cmp_return_mode,
4086 default_libgcc_shift_count_mode): Default implementations for the new
4088 * targhooks.h (default_libgcc_cmp_return_mode,
4089 default_libgcc_shift_count_mode): Function prototypes added.
4090 * target.h (struct gcc_target): Fields for the new target hooks added.
4091 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4093 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4096 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4097 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4099 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4100 s390_libgcc_shift_count_mode): Functions added.
4101 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4102 Target hooks defined.
4104 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4106 * config/mips/mips.c (compute_frame_size): Restore the original
4107 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4108 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4109 Document why the difference is needed.
4111 2007-07-06 Richard Guenther <rguenther@suse.de>
4113 * c-common.c (boolean_increment): Use correctly typed
4116 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4118 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4119 the topmost argument register is not also included in the save mask.
4120 (mips16e_collect_argument_save_p): Take a pointer to the argument
4121 register, rather than a pointer to the number of arguments.
4122 (mips16e_collect_argument_saves): Only include argument saves
4123 that aren't in the register mask.
4125 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4127 PR rtl-optimization/32450
4128 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4129 to ensure that instructions are not moved into the prologue when
4130 profiling is on. Remove unused prologue_end variable.
4131 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4132 as a scheduling barrier.
4134 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4137 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4138 Disregard DECL_FROM_INLINE.
4140 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4142 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4143 IORing with a constant.
4145 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4147 PR rtl-optimization/32475
4148 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4149 for every definition of the stack pointer.
4151 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4153 * arm.c (vfp3_const_double_index): Copy signed results of
4154 REAL_VALUE_TO_INT into unsigned vars.
4156 2007-07-05 Richard Guenther <rguenther@suse.de>
4159 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4161 * tree-ssa.c (useless_type_conversion_p): Check canonical
4164 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4166 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4167 zero_extendhisi2): Change to define_insn_and_split.
4168 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4170 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4172 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4173 pass_match_asm_constraints): New.
4174 * passes.c (init_optimization_passes): Add new pass.
4175 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4176 * function.h (struct function): Add has_asm_statement bit.
4177 (current_function_has_asm_statement): New.
4178 * tree-pass.h (pass_match_asm_constraints): New.
4180 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4182 * config/mips/mips.c (mips_file_start): Avoid declaration
4185 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4187 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4189 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4191 * rtl.def (NOTE): Change print format string to print
4192 operand 5 as a note insn name.
4194 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4195 David Ung <davidu@mips.com>
4197 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4198 * doc/invoke.texi: (MIPS Options): Document them.
4200 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4201 David Ung <davidu@mips.com>
4203 Add support for SmartMIPS ASE.
4205 * optabs.c (expand_binop_directly): New, broken out from...
4206 (expand_binop): Here. Make it try rotating in the other
4207 direction even when the second operand isn't constant.
4208 * config/mips/mips.md (*lwxs): New.
4209 * config/mips/mips.opt (msmartmips): New.
4210 * config/mips/mips.c (mips_lwxs_address_p): New.
4211 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4212 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4213 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4214 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4215 (ISA_HAS_LWXS): New.
4216 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4217 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4218 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4219 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4220 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4221 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4222 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4224 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4226 * tree-vectorizer.c (new_loop_vec_info): Initialize
4227 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4228 * tree-vectorizer.h (_loop_vec_info): Added new filed
4229 min_profitable_iters.
4230 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4231 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4232 * tree-vect-analyze.c (vect_analyze_operations): Set
4233 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4234 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4235 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4236 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4237 and prologue cost to after they are computed.
4238 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4240 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4241 of creating vectors from scalars according to dt.
4242 (vect_model_store_cost): Likewise.
4243 (vectorizable_call): Use dt array instead of scalar dt. Call
4244 vect_model_simple_cost with additional argument dt.
4245 (vectorizable_assignment): Likewise.
4246 (vectorizable_operation): Likewise.
4247 (vectorizable_type_demotion): Likewise.
4248 (vectorizable_type_promotion): Likewise.
4249 (vectorizable_store): Use dt array instead of scalar dt. Call
4250 vect_model_store_cost with additional argument dt.
4251 (vect_do_peeling_for_loop_bound): Don't call
4252 vect_estimate_min_profitable_iters. Instead, lookup
4253 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4254 "may not be profitable".
4256 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4259 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4260 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4261 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4262 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4264 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4266 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4267 addressing modes cheaper.
4269 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4271 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4272 (dw_ranges_struct): Rename block_num to num. Adjust.
4273 (dw_ranges_by_label_struct): New.
4274 (ranges_by_label, ranges_by_label_allocated,
4275 ranges_by_label_in_use): New variables.
4276 (add_ranges_num): Factored most of the code out of...
4277 (add_ranges): ... this one. Rewrite in terms of the former.
4278 (add_ranges_by_labels): New.
4279 (output_ranges): Output by-label ranges.
4280 (dwarf2out_finish): Output range for multiple-section
4281 compile_unit. Output standard DW_AT_low_pc in addition to
4282 unexpected DW_AT_entry_pc.
4284 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4286 PR tree-optimization/32604
4287 PR tree-optimization/32606
4289 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4290 (compute_antic_safe): Removed.
4291 (ANTIC_SAFE_LOADS): Ditto.
4292 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4293 (execute_pre): Don't call compute_antic_safe.
4294 (vuse_equiv): New function.
4295 (make_values_for_stmt): Use it
4296 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4299 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4302 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4304 (avr_attribute_table): Make "naked" attribute apply to function types
4305 rather than to decls.
4306 (avr_handle_fntype_attribute): New function.
4308 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4310 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4313 2007-07-04 David Ung <davidu@mips.com>
4314 Joseph Myers <joseph@codesourcery.com>
4316 * config/mips/mips.md (type): Add logical, signext and move.
4317 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4318 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4319 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4320 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4321 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4322 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4323 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4324 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4325 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4326 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4327 movv2sf_hardfloat_64bit): Use the new types.
4328 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4329 *movdf_softfloat, *movdf_mips16): Use "multi".
4330 (extendqihi2): Replace with a define_expand.
4331 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4332 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4333 * config/mips/74k.md (r74k_int_logical): New reservation and
4335 (r74k_int_arith): Remove "slt".
4336 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4337 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4338 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4339 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4340 reservations for "arith".
4342 2007-07-04 Richard Guenther <rguenther@suse.de>
4344 * tree-ssa.c (useless_type_conversion_p): Add handling for
4345 scalar float and vector types. Only call the types_compatible_p
4346 langhook for aggregate types as last resort. Follow the
4349 2007-07-04 Richard Guenther <rguenther@suse.de>
4351 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4352 the same as NOP_EXPR.
4354 2007-07-04 Nick Clifton <nickc@redhat.com>
4356 * target.h (struct gcc_target): Add target_help field.
4357 * target-def.h (TARGET_HELP): New.
4358 (TARGET_INITIALIZER): Use TARGET_HELP.
4359 * opts.c (command_handle_option): Invoke target_help function, if
4360 defined, when the user has specified --target-help on the command
4362 * doc/invoke.texi: Mention that --target-help might print
4363 additional information.
4364 * doc/tm.texi: Document TARGET_HELP hook.
4366 * arm.c (TARGET_HELP): Override default definition.
4367 (arm_target_help): New - display a wrapped list of cores and
4368 architectures supported.
4370 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4372 * config/gcc/v850/v850.c (expand_prologue): Make sure
4373 GEN_INT() argument is sign extended rather than zero extended.
4374 (expand_epilogue): Likewise.
4375 (output_move_double): Delete.
4376 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
4377 * config/gcc/v850/v850.md (movdi): Delete.
4378 (*movdi_internal): Delete.
4380 (*movdf_internal): Delete.
4382 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4384 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4385 unless compiling RTP PIC.
4387 2007-07-04 Richard Guenther <rguenther@suse.de>
4389 PR tree-optimization/32482
4390 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4391 original ssa name if we didn't find a shift expression.
4392 Fix shift constant for bit zero test.
4394 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4396 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4398 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4400 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4401 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4402 * config/arm/vxworks.h (ASM_SPEC): Delete.
4403 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4405 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4407 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4408 (DDR_REVERSED_P): New.
4409 * tree-data-ref.c (initialize_data_dependence_relation,
4410 build_classic_dist_vector): Set DDR_REVERSED_P.
4412 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4415 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4416 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4417 init_omega_for_ddr_1): Use non conservative number of iterations
4419 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4420 (analyze_siv_subscript): Remove FIXME and reinitialization of
4421 last_conflicts to chrec_dont_know.
4422 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4424 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4426 * tree.c (maybe_canonicalize_argtypes): Improve description.
4428 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4430 * tree.c (maybe_canonicalize_argtypes): New.
4431 (build_function_type): Set canonical type.
4432 (build_method_type_directly): Ditto.
4433 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4436 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4438 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4440 (rewrite_use_nonlinear_expr): Likewise.
4442 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4444 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4446 2007-07-04 Ben Elliston <bje@au.ibm.com>
4448 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4451 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4453 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4454 (Exception Handling): Likewise.
4456 2007-07-03 Jan Hubicka <jh@suse.cz>
4458 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4460 2007-07-03 Eric Christopher <echristo@apple.com>
4462 * doc/cppopts.texi: Add conflicting option note to -dM.
4463 * doc/invoke.texi: Add note about possible conflicts with
4464 -E for -dCHARS and note that -dM will not produce
4465 any results if there is no machine dependent reorg.
4467 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4469 * tree.h (DECL_ALIGN): Back out previous change.
4471 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4473 * configure.ac: Test for .dtprelword support on MIPS.
4474 * configure, config.in: Regenerate.
4475 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4476 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4478 2007-07-03 Julian Brown <julian@codesourcery.com>
4480 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4481 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4482 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4483 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4485 (all_fpus): Add FPUTYPE_VFP3.
4486 (fp_model_for_fpu): Add VFPv3 field.
4487 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4488 (vfp3_const_double_index): New function. Return integer index of
4489 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4491 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4492 and argument represents a valid RTX for a VFPv3 constant.
4493 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4495 (vfp_emit_fstmd): Similar, for fstmd.
4496 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4497 constants, represented as integer indices.
4498 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4499 VFP_REGNO_OK_FOR_DOUBLE macros.
4500 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4501 (arm_file_start): Set float-abi attribute for VFPv3, and output
4502 correct ".fpu" assembler directive.
4503 (arm_dbx_register_numbering): Add FIXME.
4504 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4505 (fputype): Add FPUTYPE_VFP3.
4506 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4507 (CALL_USED_REGISTERS): Likewise.
4508 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4509 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4510 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4511 (D7_VFP_REGNUM): New.
4512 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4513 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4514 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4515 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4516 (REG_ALLOC_ORDER): Adjust for VFPv3.
4517 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4518 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4519 VFP_LO_REGS, VFP_HI_REGS.
4520 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4521 (IS_VFP_CLASS): Define macro.
4522 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4524 (REGISTER_MOVE_COST): Likewise.
4525 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4526 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4527 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4528 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4529 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4530 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4531 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4532 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4533 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4534 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
4535 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
4536 where appropriate for single-word registers.
4537 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
4538 As above. Fix type attributes.
4539 * config/arm/constraints.md (register_contraint "t"): Define.
4540 (register_constraint "w"): Change to D0-D15, or D0-D31 for
4542 (register_constraint "x"): Define.
4543 (constraint "Dv"): Define.
4545 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4547 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
4549 2007-07-03 Tom Tromey <tromey@redhat.com>
4551 * c-parser.c (objc_pq_context): Removed.
4552 (objc_need_raw_identifier): Likewise.
4553 (c_parser) <objc_pq_context>: New field.
4554 <objc_need_raw_identifier>: Likewise.
4555 (OBJC_NEED_RAW_IDENTIFIER): Removed.
4556 (c_lex_one_token): Update.
4557 (c_parser_objc_protocol_definition): Update.
4558 (c_parser_objc_method_definition): Update.
4559 (c_parser_objc_methodproto): Update.
4560 (c_parser_declspecs): Update.
4562 2007-07-03 David Ung <davidu@mips.com>
4564 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
4566 2007-07-03 David Ung <davidu@mips.com>
4567 Richard Sandiford <richard@codesourcery.com>
4569 * doc/invoke.texi: Document -march=74kf3_2.
4570 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
4571 (TUNE_74K): Check for it.
4572 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
4573 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
4574 * config/mips/mips.md (cpu): Add 74kf3_2.
4575 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
4576 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
4577 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
4578 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
4579 74kf3_2 to the CPU list.
4580 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
4581 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
4582 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
4583 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
4584 (r74kf3_2_fxfer_from_c1): New insn reservations.
4586 2007-07-03 Richard Sandiford <richard@codesourcery.com>
4587 David Ung <davidu@mips.com>
4589 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
4590 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
4591 and 74k[fx]. Document aliases for the new options.
4592 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
4593 (PROCESSOR_24KF2_1): ...this.
4594 (PROCESSOR_24KX): Rename to...
4595 (PROCESSOR_24KF1_1): ...this.
4596 (PROCESSOR_74KF): Rename to...
4597 (PROCESSOR_74KF2_1): ...this.
4598 (PROCESSOR_74KX): Rename to...
4599 (PROCESSOR_74KF1_1): ...this.
4600 (TUNE_74K): Update PROCESSOR_* names.
4601 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
4602 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
4603 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
4604 (mips_rtx_cost_data): Update processor names in comments.
4605 (mips_issue_rate): Update PROCESSOR_* names.
4606 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
4607 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
4608 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
4609 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
4610 Update cpu attribute names.
4611 (r24k_fpu_iss): Rename this reservation to...
4612 (r24kf2_1_fpu_iss): ...this and update all uses.
4613 (r24kx_fpu_iss): Rename this reservation to...
4614 (r24kf1_1_fpu_iss): ...this and update all uses.
4615 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
4616 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
4617 Update cpu attribute names.
4619 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
4621 * config/m32r/constraints.md: New file.
4622 * config/m32r/m32r.c: Include tm-constrs.h.
4623 (small_data_operand): Use satisfies_constraint_* instead of macro.
4624 (addr24_operand, gen_compare): Likewise.
4625 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
4626 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
4627 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4628 EXTRA_CONSTRAINT): Likewise.
4629 * config/m32r/m32r.md: Include constraints.md.
4630 (*movsi_insn): Use satisfies_constraint_* instead of macro.
4631 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
4632 * config/m32r/predicates.md (conditional_move_operand): Likewise.
4633 (two_insn_const_operand, int8_operand, uint16_operand,
4634 reg_or_int16_operand, reg_or_uint16_operand,
4635 reg_or_cmp_int16_operand, cmp_int16_operand,
4636 seth_add3_operand): Likewise.
4638 2007-07-03 Eric Christopher <echristo@gmail.com>
4640 * libgcc2.h: Conditionally declare __bswapsi2 and
4643 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
4645 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
4648 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4651 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
4652 (__gthrw_pragma): Provide default definition.
4654 * gthr-posix.c (__gthrw_pragma): Define.
4656 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
4658 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
4659 before declaring inequality.
4661 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
4663 * combine.c (recog_for_combine): Log the success or failure of
4664 matching new insn patterns against the machine description in
4667 2007-07-03 Revital Eres <eres@il.ibm.com>
4669 * ddg.c (print_sccs): New function.
4670 (check_sccs): New function.
4671 (create_ddg_all_sccs): Use it.
4672 * ddg.h (print_sccs): Declare.
4673 * modulo-sched.c (sms_order_nodes): Call print_sccs.
4675 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
4677 * targhooks.h (default_mode_for_suffix): New function declaration.
4678 * targhooks.c (default_mode_for_suffix): New default target hook.
4679 * target.h (struct c): New structure in the targetm struct.
4680 (mode_for_suffix): New target hook as part of struct c.
4681 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
4682 default_mode_for_suffix.
4683 (TARGET_C): New define.
4684 * c-lex.c: Include "target.h".
4685 (interpret_float): Use targetm.c.mode_for_suffix to determine
4686 the mode for a given non-standard suffix.
4687 Makefile.in (c-lex.o): Depend on $(TARGET_H).
4689 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
4690 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
4692 * doc/extend.texi (Floating Types): New node. Document __float80 and
4693 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
4695 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4698 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
4699 predicate instead of target_operand.
4700 (divsi3_i1_media, divsi3_media_2): Likewise.
4702 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
4704 * tree.h (alias_sets_might_conflict_p): Rename into
4705 alias_sets_must_conflict_p.
4706 * alias.c (alias_sets_might_conflict_p): Likewise.
4707 (alias_sets_conflict_p): Use it.
4708 (objects_must_conflict_p): Likewise.
4709 * c-common.c (strict_aliasing_warning): Adjust.
4711 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4713 * rtlhooks.c (gen_lowpart_if_possible): Check for
4714 invalid subreg before calling gen_lowpart_SUBREG.
4716 2007-07-02 Geoffrey Keating <geoffk@apple.com>
4718 * config/darwin9.h: Add copyright notice.
4719 (LINK_COMMAND_SPEC): Add comment.
4720 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
4721 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
4722 DARWIN_LIBSYSTEM_HAS_UNWIND.
4724 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4727 * omp-low.c (check_combined_parallel): New function.
4728 (lower_omp_parallel): Call it via walk_stmts, set
4729 OMP_PARALLEL_COMBINED if appropriate.
4730 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
4731 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
4732 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
4733 don't consider it as combined parallel.
4735 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4737 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4738 (gcc_tooldir): Likewise.
4739 * configure: Regenerate.
4740 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4741 old configure.ac gcc_tooldir setting.
4742 (prefix_to_exec_prefix): New variable.
4743 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4744 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4746 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
4748 Fix PR tree-optimization/32583
4749 Fix PR tree-optimization/32584
4750 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
4751 (phi_translate_set): Use phi_translate directly now.
4752 (make_values_for_stmt): Don't value number RHS if we already know
4755 2007-07-02 Steve Ellcey <sje@cup.hp.com>
4756 Jim Wilson <wilson@specifix.com>
4759 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
4762 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
4763 Richard Sandiford <richard@codesourcery.com>
4764 Nigel Stephens <nigel@mips.com>
4766 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
4767 (mips16e_output_save_restore): Declare.
4768 (mips16e_save_restore_pattern_p): Likewise.
4769 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
4770 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
4771 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
4772 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
4773 (BITSET_P): New global macro, extracted from...
4774 (mips_for_each_saved_reg): ...here.
4775 (mips16e_save_restore_info): New struct.
4776 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
4777 (mips16e_save_restore_regs): New variable.
4778 (mips_split_plus, mips16e_find_first_register): New functions.
4779 (mips16e_mask_registers): New function.
4780 (compute_frame_size): Expand the commentary before the function.
4781 Enforce the MIPS16e save and restore register range restrictions.
4782 Pad the general register save area at the low end.
4783 (mips16e_save_restore_reg, mips16e_build_save_restore)
4784 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
4785 (mips16e_output_save_restore, mips16e_collect_propagate_value)
4786 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
4788 (mips_expand_prologue, mips_expand_epilogue): Handle
4789 GENERATE_MIPS16E_SAVE_RESTORE.
4790 * config/mips/mips.md (*mips16e_save_restore): New pattern.
4792 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
4794 PR tree-optimization/31966
4795 PR tree-optimization/32533
4796 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
4797 "basic_block" description as its third argument. Update function
4798 calls to get destination bb from "edge" argument. Save "cond" into
4799 aux field of the edge. Update prototype for changed arguments.
4800 (if_convertible_loop_p): Clear aux field of incoming edges if bb
4802 (find_phi_replacement_condition): Operate on incoming edges, not
4803 on predecessor blocks. If there is a condition saved in the
4804 incoming edge aux field, AND it with incoming bb predicate.
4805 Return source bb of the first edge.
4806 (clean_predicate_lists): Clean aux field of outgoing node edges.
4807 (tree_if_conversion): Do not initialize cond variable. Move
4808 variable declaration into the loop.
4809 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
4810 initializations of new_stmt, arg0 and arg1 variables.
4812 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4814 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
4815 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
4817 2007-07-02 Richard Guenther <rguenther@suse.de>
4819 * tree-ssa.c (useless_type_conversion_p): Document
4820 future intent as defining the middle-end type system.
4821 Re-structure to call langhook last, group by type class,
4822 mark questionable parts.
4824 2007-07-02 Richard Guenther <rguenther@suse.de>
4826 * tree-flow.h (types_compatible_p): Declare.
4827 * tree-ssa.c (types_compatible_p): New function.
4828 * ipa-type-escape.c (discover_unique_type): Use
4829 types_compatible_p instead of lang_hooks.types_compatible_p.
4830 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
4831 * tree-vn.c (expressions_equal_p): Likewise.
4832 * tree.c (fields_compatible_p): Likewise.
4833 * tree-ssa-dom.c (avail_expr_eq): Likewise.
4834 (cprop_operand): Use useless_type_conversion_p instead of
4835 lang_hooks.types_compatible_p.
4836 * tree-inline.c (setup_one_parameter): Likewise.
4837 (declare_return_variable): Likewise.
4838 * tree-nrv.c (tree_nrv): Likewise.
4839 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4840 (maybe_fold_offset_to_component_ref): Likewise.
4841 (maybe_fold_offset_to_reference): Likewise.
4842 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4843 (merge_alias_info): Likewise.
4844 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4845 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4846 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
4847 * tree-tailcall.c (find_tail_calls): Likewise.
4848 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4849 * gimplify.c (canonicalize_addr_expr): Likewise.
4850 (fold_indirect_ref_rhs): Likewise.
4851 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
4852 (cpt_same_type): Likewise.
4853 (check_pointer_types_r): Swap parameters to cpt_same_type
4855 * fold-const.c (fold_convert): Revert fix for PR15988.
4856 * tree-inline.c (setup_one_parameter): Instead fix it here by
4857 using fold_build1 instead of fold_convert and checking for
4858 error_mark_node. Convert only if the conversion is necessary.
4860 2007-07-02 Joseph Myers <joseph@codesourcery.com>
4862 * configure.ac: Check for .gnu_attribute on Power.
4863 * configure: Regenerate.
4864 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
4865 attribute for floating-point ABI.
4867 2007-07-02 Ira Rosen <irar@il.ibm.com>
4869 PR tree-optimization/32230
4870 PR tree-optimization/32477
4871 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
4872 address is a constant.
4874 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4876 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
4877 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
4878 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
4879 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
4880 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
4881 64-bit targets. Add support for *-elfoabi*.
4882 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
4883 different settings if $(tm_defines) does not select the EABI.
4884 (MULTILIB_EXCLUSIONS): Define in those circumstances.
4885 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
4886 (MIPS_ARCH_OPTION_SPEC): Likewise.
4887 (MIPS_ISA_LEVEL_SPEC): Likewise.
4888 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
4889 * config/mips/elfoabi.h: New file.
4891 2007-07-02 Richard Guenther <rguenther@suse.de>
4893 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
4894 (useless_type_conversion_p): ... this.
4895 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
4896 (useless_type_conversion_p): ... this.
4897 * builtins.c (fold_builtin_memory_op): Rename
4898 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
4899 * tree-cfg.c (verify_expr): Likewise.
4900 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
4901 * tree-ssa-ccp.c (ccp_fold): Likewise.
4902 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4903 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
4904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4905 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
4906 * tree-ssa-pre.c (eliminate): Likewise.
4907 * tree-ssa.c (delete_tree_ssa): Likewise.
4908 (tree_ssa_useless_type_conversion): Likewise.
4909 * tree.c (build2_stat): Likewise.
4911 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4913 Fix PR tree-optimization/32571
4914 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
4917 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4919 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
4920 and other expected operations explicitly, change default to
4923 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4925 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
4927 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4928 (tls_load_dot_plus_eight): Move the label number into the unspec.
4929 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
4931 2007-07-01 Andreas Schwab <schwab@suse.de>
4933 * dwarf2out.c (initial_return_save): Define only if used.
4935 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
4937 Unreverting Richard's Revert of:
4939 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4941 * dce.c (deletable_insn_p_1): New function, split out from...
4942 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4943 specially, not those inside PARALLELs. Remove BODY argument
4944 and adjust recursive call accordingly.
4945 (prescan_insns_for_dce): Update call to delete_insn_p.
4947 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
4948 Revital Eres <eres@il.ibm.com>
4950 * ddg.c (create_ddg_all_sccs): Fix missed
4951 initialization of scc_nodes.
4953 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
4956 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
4957 X + ~X to 1 only for INTEGRAL_TYPE_P type.
4959 2007-06-30 Joseph Myers <joseph@codesourcery.com>
4961 * configure.ac: Check for .gnu_attribute on MIPS.
4962 * configure, config.in: Regenerate.
4963 * config/mips/mips.c (mips_file_start): If supported, output
4964 attribute for floating-point ABI.
4966 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
4969 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
4970 (ffs_cmove): New expander to expand using ctz pattern.
4971 (*ffs_cmove): Remove pattern.
4972 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
4973 (ffsdi2): Expand using ctz pattern.
4974 (*ffs_rex64): Remove pattern.
4976 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4978 PR rtl-optimization/32296
4979 * pa.md (return): Delete pattern.
4980 (return_internal): Remove "(const_int 1)" from pattern.
4981 (epilogue): Use return_internal pattern for trivial returns.
4982 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
4983 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
4985 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4987 * tree-ssa-pre.c (is_exception_related): New function
4988 (can_value_number_operation): Use it.
4990 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4992 Fix PR tree-optimization/32540
4993 Fix PR tree-optimization/31651
4995 * tree-ssa-sccvn.c: New file.
4997 * tree-ssa-sccvn.h: Ditto.
4999 * tree-vn.c: Include tree-ssa-sccvn.h
5000 (val_expr_paid_d): Removed.
5001 (value_table): Ditto.
5002 (vn_compute): Ditto.
5003 (val_expr_pair_hash): Ditto.
5004 (val_expr_pair_expr_eq): Ditto.
5005 (copy_vuses_from_stmt): Ditto.
5008 (shared_vuses_from_stmt): Ditto.
5009 (print_creation_to_file): Moved up.
5010 (sort_vuses): Ditto.
5011 (sort_vuses_heap): Ditto.
5012 (set_value_handle): Make non-static.
5013 (make_value_handle): Ditto.
5014 (vn_add): Rewritten to use sccvn lookups.
5015 (vn_add_with_vuses): Ditto.
5016 (vn_lookup): Ditto (and second argument removed).
5017 (vn_lookup_with_vuses): Ditto.
5018 (vn_lookup_or_add): Ditto (and second argument removed);
5019 (vn_lookup_or_add_with_vuses): Ditto.
5020 (vn_lookup_with_stmt): New.
5021 (vn_lookup_or_add_with_stmt): Ditto.
5022 (create_value_handle_for_expr): Ditto.
5024 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5025 (seen_during_translate): New function.
5026 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5027 (phi_trans_add): Ditto.
5028 (constant_expr_p): FIELD_DECL is always constant.
5029 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5030 Use constant_expr_p.
5031 Avoid infinite recursion on mutually valued expressions.
5032 Change callers of vn_lookup_or_add.
5033 (phi_translate): New function.
5034 (compute_antic_safe): Allow phi nodes.
5035 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5036 (find_or_generate_expression): Rewrite slightly.
5037 (create_expression_by_pieces): Updated for vn_lookup_or_add
5039 Update VN_INFO for new names.
5040 (insert_into_preds_of_block): Update for new names.
5041 (add_to_exp_gen): New function.
5042 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5043 (find_existing_value_expr): Rewrite to changed vn_lookup.
5044 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5045 (try_look_through_load): Removed.
5046 (try_combine_conversion): Ditto.
5047 (get_sccvn_value): New function.
5048 (make_values_for_phi): Ditto.
5049 (make_values_for_stmt): Ditto.
5050 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5052 (init_pre): Update for SCCVN changes.
5054 (execute_pre): Ditto.
5056 * tree-flow.h (make_value_handle): Declare.
5057 (set_value_handle): Ditto.
5058 (sort_vuses_heap): Ditto.
5059 (vn_lookup_or_add_with_stmt): Ditto.
5060 (vn_lookup_with_stmt): Ditto.
5061 (vn_compute): Remove.
5064 (vn_lookup): Update arguments.
5066 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5068 (tree-ssa-sccvn.o): New.
5069 (OBJS-common): Add tree-ssa-sccvn.o
5071 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5074 * c-typeck.c (build_external_ref): Don't mark as used if called
5076 * calls.c (rtx_for_function_call): Likewise.
5078 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5082 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5084 * dce.c (deletable_insn_p_1): New function, split out from...
5085 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5086 specially, not those inside PARALLELs. Remove BODY argument
5087 and adjust recursive call accordingly.
5088 (prescan_insns_for_dce): Update call to delete_insn_p.
5090 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5092 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5093 (try_combine): Move potential calls to undo_all() so they happen
5094 before we commit to using the combined insns.
5096 2006-06-30 Jan Hubicka <jh@suse.cz>
5098 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5101 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5103 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5104 (cgraph_remove_unreachable_nodes): Likewise.
5105 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5106 * ipa-inline.c (update_caller_keys): Cast according to the coding
5108 (cgraph_decide_recursive_inlining): Likewise.
5109 (cgraph_decide_inlining_of_small_function): Likewise.
5110 (try_inline): Likewise.
5111 (cgraph_decide_inlining_incrementally): Likewise.
5112 * ipa-pure-const.c (get_function_state): Likewise.
5113 (scan_function): Likewise.
5114 (analyze_function): Likewise.
5115 (static_execute): Likewise.
5116 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
5117 (merge_callee_local_info): Likewise.
5118 (analyze_function): Use type safe memory macros.
5119 (static_execute): Likewise. Cast according to the coding conventions.
5120 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5122 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5124 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5125 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5128 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5131 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5132 for complex modes (both int and real).
5134 2007-06-29 Jan Hubicka <jh@suse.cz>
5136 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5138 2007-06-29 Jan Hubicka <jh@suse.cz>
5141 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5144 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5147 * config/avr/avr.c: Include dataflow header file.
5148 (expand_prologue): Adjust for prologue insn change.
5149 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5152 2007-06-29 Richard Guenther <rguenther@suse.de>
5155 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5156 during type verification.
5158 2007-06-29 Jan Hubicka <jh@suse.cz>
5160 * recog.c (validate_change_rtx_1): Unshare TO argument.
5162 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5164 PR tree-optimization/24659
5165 * tree-vect-transform.c (vectorizable_call): Handle
5166 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5168 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5169 * config/i386/i386.c (enum ix86_builtins)
5170 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5171 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5173 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5174 const using def_builtin_const.
5175 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5176 input operands in the same modes as the result.
5177 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5179 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5181 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5182 (df_set_dead_notes_for_mw): Likewise.
5184 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5186 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5188 2007-06-28 DJ Delorie <dj@redhat.com>
5190 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5192 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5194 * doc/invoke.texi (C++ Dialect Options): Document
5195 fvisibility-ms-compat.
5196 * c.opt (fvisibility-ms-compat): New.
5198 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5201 * tree-affine.c (aff_combination_add_elt): Handle
5202 pointer addition specially.
5204 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5206 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5207 decl is non-external for AIX ABI.
5209 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5211 * config/rs6000/predicates.md (current_file_function_operand):
5212 Ensure the symbol is non-external for AIX ABI.
5214 2007-06-28 Nick Clifton <nickc@redhat.com>
5216 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5217 (fdce, fdse, fpredictive-commoning): Likewise.
5219 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5222 * gcc.c (process_command): Recognize the new -static-libgfortran
5225 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5228 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5229 Use a call clobbered hard reg instead of a pseudo reg.
5231 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5233 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5235 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5238 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5239 REG_LIBCALL and REG_RETVAL notes.
5240 (divsi3, mulsi3): Likewise.
5241 (mulhisi3): Likewise. Use emit_libcall_block.
5242 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5244 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5246 PR rtl-optimization/32481
5247 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5249 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5251 * dce.c (deletable_insn_p_1): New function, split out from...
5252 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5253 specially, not those inside PARALLELs. Remove BODY argument
5254 and adjust recursive call accordingly.
5255 (prescan_insns_for_dce): Update call to delete_insn_p.
5257 2007-06-27 Richard Guenther <rguenther@suse.de>
5260 * tree.h (fold_convertible_p): Declare.
5261 * fold-const.c (fold_convertible_p): New function.
5262 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5263 instead of lang_hooks.types_compatible_p.
5265 2007-06-26 Jan Hubicka <jh@suse.cz>
5267 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5268 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5269 early use validate_unshare_change.
5270 (reload_combine): Likewise.
5271 * recog.c (change_t): New field unshare.
5272 (validate_change_1): Rename from validate_change; add argument unshare.
5273 (validate_change): Turn into wrapper of validate_change_1; update
5274 prototype for bools.
5275 (validate_unshare_change): New.
5276 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5277 calls of df_insn_rescan.
5278 * recog.h (validate_change): Replace ints by bools.
5279 (validate_unshare_change): Declare.
5281 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5283 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5285 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5287 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5289 2007-06-25 Jan Hubicka <jh@suse.cz>
5291 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5293 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5294 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5295 places other call site specific checks are performed.
5297 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5300 * tree-vect-transform.c (vectorizable_operation): Convert
5301 POINTER_PLUS_EXPR over to PLUS_EXPR.
5303 2007-06-25 Chao-ying Fu <fu@mips.com>
5305 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5306 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5307 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5308 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5310 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5311 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5312 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5313 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5314 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5315 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5316 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5317 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5318 ALL_FIXED_POINT_MODE_P): New define.
5319 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5321 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5323 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5324 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5325 MODE_VECTOR_UACCUM): New mode classes.
5327 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5328 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5329 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5332 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5333 (blank_mode): Initialize ibit and fbit.
5334 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5335 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5337 (new_adjust): Change required_class to required_class_from and
5338 required_class_to for testing within a range.
5339 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5340 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5342 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5343 (make_fixed_point_mode): New.
5344 (_ADD_ADJUST): Change C to C1 and C2.
5345 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5346 use a range for machine classes.
5347 (ADJUST_IBIT, ADJUST_FBIT): New.
5348 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5350 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5351 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5352 Emit adjustment for ibit and fbit.
5353 (emit_mode_ibit, emit_mode_fbit): New.
5354 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5356 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5358 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5359 as the source of the set.
5361 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5363 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5364 FP_REGNO_P): Use IN_RANGE.
5365 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5366 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5367 (DATA_REG_P): Use DATA_REGNO_P.
5368 (FP_REG_P): Use FP_REGNO_P.
5369 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5370 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5371 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5373 2007-06-24 Jan Hubicka <jh@suse.cz>
5376 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5378 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5381 * fold-const.c (fold_binary): Strip nops of operand 0
5382 of BIT_NOT_EXPR before calling operand_equal_p.
5383 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5384 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5386 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5388 * doc/extend.texi: Document that dllimport and dllexport imply
5390 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5391 imported or exported declaration, including type declarations.
5392 * c-common.c (handle_visibility_attribute): Check for conflicts
5393 with dllimport/dllexport.
5394 (c_determine_visibility): Handle dllimport/dllexport as an
5395 explicit visibility atttribute.
5397 2007-06-23 Richard Guenther <rguenther@suse.de>
5399 PR tree-optimization/16876
5401 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5403 * tree-inline.c (initialize_inlined_parameters): Do not call
5404 lang_hooks.tree_inlining.convert_parm_for_inlining.
5405 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5406 reason for mismatched types.
5407 * gimplify.c (gimplify_call_expr): Verify the call expression
5408 arguments match the called function type signature. Otherwise
5409 mark the call expression to be not considered for inlining
5410 using CALL_CANNOT_INLINE_P flag.
5411 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5412 edges call expression.
5413 (cgraph_decide_inlining_of_small_function): Likewise.
5414 (cgraph_decide_inlining): Likewise.
5415 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5417 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5418 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5419 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5421 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5422 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5424 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5425 convert_parm_for_inlining member.
5427 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5430 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5431 Remove optimization for GT.
5433 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5436 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5438 (prescan_insns_for_dce): Add extra parameter.
5440 2007-06-23 Jan Hubicka <jh@suse.cz>
5443 * gimplify.c (mark_addressable): New function.
5444 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5446 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5449 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5451 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5454 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5455 moves between MMX/SSE registers to at least 8 units to prevent
5456 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5458 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5460 * config/i386/i386.c (override_options): Correct x86_sahf
5463 2007-06-21 David Daney <ddaney@avtrex.com>
5466 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5467 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5468 (exception_receiver): Renamed to ...
5469 (nonlocal_goto_receiver): ... this.
5471 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5473 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5474 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5475 partial register accesses.
5477 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5479 * fold-const.c (debug_fold_checksum): Move it under
5480 ENABLE_FOLD_CHECKING.
5482 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5485 * tree.h (debug_fold_checksum): Declared.
5486 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5487 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5488 build_fold_addr_expr_with_type_1.
5489 (fold_addr_expr, debug_fold_checksum): New.
5490 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5491 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5494 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5496 PR tree-optimization/19590
5497 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5498 of scev is a constant.
5499 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5501 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5503 * df-problems.c (df_note_bb_compute): Made computation of live
5504 info consistent with df_lr.
5506 2007-06-21 Richard Guenther <rguenther@suse.de>
5508 PR tree-optimization/32453
5509 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5510 for pointer anti-range.
5512 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5514 * config/i386/i386.c (processor_target_table): Increase maximum
5515 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5518 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5519 byte alignment if > 8 byte alignment is preferred.
5520 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5522 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5524 PR tree-optimization/31866
5525 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5526 if ASM_EXPR's input is not a SSA_NAME.
5529 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5530 but decl is a global var, instead return decl.
5531 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5532 even for is_global_var decls, if they are private in some outer
5535 2007-06-21 Richard Guenther <rguenther@suse.de>
5537 PR tree-optimization/32451
5538 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
5540 2007-06-21 Christian Bruel <christian.bruel@st.com>
5542 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
5543 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
5544 (push_regs): Changed saving order or banked registers.
5545 (sh_expand_epilogue): Likewise.
5546 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
5547 (FIRST_BANKED_REG): Likewise.
5548 (LAST_BANKED_REG): Likewise.
5549 * config/sh/sh.md (banked) New attribute.
5550 (in_delay_slot): Check banked attribute.
5552 2007-06-20 Sebastian Pop <sebpop@gmail.com>
5554 PR tree-optimization/32075
5555 * tree-data-ref.c (subscript_dependence_tester_1,
5556 analyze_miv_subscript, analyze_overlapping_iterations,
5557 add_distance_for_zero_overlaps, build_classic_dist_vector,
5558 subscript_dependence_tester_1, analyze_overlapping_iterations,
5559 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
5560 compute_affine_dependence, compute_all_dependences): Pass loop_nest
5561 to evolution_function_is_affine_multivariate_p.
5563 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5565 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
5567 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
5570 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
5572 * config/m32c/prologue.md (epilogue_exitd_16): New.
5573 (epilogue_reit_16): New.
5574 (epilogue_exitd): Rename to epilogue_exitd_24.
5575 (epilogue_reit): Rename to epilogue_reit_24.
5577 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
5578 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5580 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
5582 * haifa-sched.c (queue_to_ready): Don't requeue next insn
5583 if dbg_cnt (sched_insn) reaches the limit.
5584 (choose_ready): New parameter INSN_PTR and new return value.
5585 (schedule_block): Handle dbg_cnt (sched_insn). Handle
5586 the new return value from choose_ready.
5587 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
5588 (rest_of_handle_global_alloc): New global_alloc_at_func.
5590 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
5592 PR tree-optimization/25737
5593 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
5594 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
5595 * tree-flow.h (struct fieldoff): Add new field alias_set.
5596 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
5597 argument addressable_type. Set alias_set of fieldoff.
5598 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
5599 (create_overlap_variables_for): Pass alias_set from fieldoff to
5601 * alias.c (get_alias_set): Use alias_set from SFT if set.
5603 2007-06-20 Hui-May Chang <hm.chang@apple.com>
5605 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
5606 of a variable as an unsigned HOST_WIDE_INT integer.
5608 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
5610 PR rtl-optimization/32405
5611 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
5613 2007-06-20 Jakub Jelinek <jakub@redhat.com>
5615 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
5618 * builtins.c: Include diagnostic.h.
5619 (expand_builtin_expect): Make gcc_assert more permissive.
5620 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
5623 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
5627 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
5628 if ACCUMULATE_OUTGOING_ARGS.
5630 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5632 * config/m68hc11/m68hc11.c: Include dataflow header file.
5633 (m68hc11_reorg): Port to dataflow.
5635 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5637 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
5638 (struct df_problem.free_blocks_on_set_blocks): New field.
5639 (struct dataflow.optional_p): New field.
5640 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5641 (df_live_set_all_dirty): New function.
5642 * df-scan.c (df_scan_alloc): Initialize optional_p.
5643 (problem_SCAN): Initialize free_blocks_on_set_blocks.
5644 * df-core.c (df_set_blocks): Removed use of
5645 DF_FIRST_OPTIONAL_PROBLEM. Now uses
5646 df_problem.free_blocks_on_set_blocks to determine which blocks are
5648 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
5649 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
5650 uses dataflow.optional_p to determine if problem should be
5652 (rest_of_handle_df_initialize): Only start live problem if
5654 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5655 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
5656 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
5657 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
5658 problem_NOTE): Initialize free_blocks_on_set_blocks.
5659 (df_lr_bb_local_compute): Recompute luids if df_live problem is
5661 (df_live_set_all_dirty, df_note_alloc): New function.
5662 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
5664 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
5665 * postreload.c (reload_combine): Ditto.
5666 * cse.c (cse_extended_basic_block): Ditto.
5667 * regmove.c (mark_flags_life_zones): Ditto.
5668 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
5669 erase_matching_seqs): Ditto.
5670 * bt-load.c (compute_defs_uses_and_gen): Ditto.
5671 * integrate (allocate_initial_values): Ditto.
5672 * combine.c (reg_dead_at_p): Ditto.
5673 * resource.c (mark_target_live_regs): Ditto.
5674 * sched-rgn.c (check_live_1, update_live_1): Ditto.
5675 * config/sh/sh.c (find_r0_life_regions): Ditto.
5676 * global.c (rest_of_handle_global_alloc): Only add back df_live
5678 * local-alloc.c (rest_of_handle_local_alloc): Only remove
5680 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
5682 (if_convert): Make sure df_live is there at -O == 1.
5683 (pass_if_after_combine): Cleanup flags.
5684 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
5685 is there at -O == 1.
5687 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
5689 * config/arm/arm.c (arm_get_frame_offsets): Set
5690 offsets->locals_base to avoid negative stack size.
5691 (thumb1_expand_prologue): Assert on negative stack size.
5693 2007-06-19 Sebastian Pop <sebpop@gmail.com>
5695 PR tree-optimization/32367
5696 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
5697 of the chrec has no evolution in that loop.
5698 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
5700 2007-06-19 Bob Wilson <bob.wilson@acm.org>
5702 * config/xtensa/xtensa.c: Include "df.h".
5703 (xtensa_builtin_saveregs): Use adjust_address instead of
5705 (xtensa_va_start): Invoke make_tree with sizetype for
5706 expand_builtin_saveregs and then convert the result to a pointer.
5707 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
5708 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
5709 Subtract argument size from index value as integers and then use
5710 POINTER_PLUS_EXPR to add the result to the array address.
5712 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5715 * config/m32c/m32c.c: Include dataflow header file.
5716 (m32c_emit_prologue): Adjust for prologue insn change.
5717 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
5718 once inside a PARALLEL. Assume frame size passed in operand 0
5719 includes space to save the fb register.
5720 (prologue_enter_24): Likewise.
5721 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
5723 2007-06-19 David Daney <ddaney@avtrex.com
5726 * config/mips/mips.md (cprestore): Mark $gp as used.
5728 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5731 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
5732 (frv_ifcvt_modify_insn): Likewise.
5734 2007-06-19 Richard Guenther <rguenther@suse.de>
5736 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
5737 only handle positive offsets that fit in a HOST_WIDE_INT.
5739 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
5741 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
5742 result of rsqrt insn for zero input argument to avoid NaN.
5744 2007-06-19 Richard Guenther <rguenther@suse.de>
5747 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
5749 2007-06-19 Jakub Jelinek <jakub@redhat.com>
5751 PR tree-optimization/32353
5752 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
5754 2007-06-19 Nick Clifton <nickc@redhat.com>
5756 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
5758 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5762 * config/i386/i386.c (assign_386_stack_local): Assert that
5763 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
5764 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
5765 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
5766 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
5768 2007-06-18 Steve Ellcey <sje@cup.hp.com>
5770 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5772 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
5774 PR rtl-optimization/32321
5775 * gcse.c (replace_store_insn): Update the note before
5776 calling emit_insn_after.
5778 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5781 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
5783 * df-problems.c (df_note_bb_compute): Fix dumping info.
5785 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
5787 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
5788 insn with emit_jump_insn.
5790 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5792 PR tree-optimization/32383
5793 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
5794 * targhooks.h (default_builtin_reciprocal): Update prototype.
5795 * target.h (struct gcc_target): Update builtin_reciprocal.
5796 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
5797 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
5798 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
5799 when fndecl is in BUILT_IN_MD class.
5800 (execute_convert_to_rsqrt): Ditto.
5802 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
5803 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
5804 Convert BUILT_IN_SQRTF code only when md_fn is false.
5806 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
5808 * bt-load.c (move_btr_def): Fix the order of arguments
5809 to validate_replace_rtx.
5811 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
5813 * config/m68k/m68k-devices.def: Add 54450..54455.
5815 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
5817 PR rtl-optimization/32366
5818 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
5819 FLOAT_EXTEND]: Prevent non-scalar modes from entering
5822 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5825 * modulo-sched (generate_reg_moves): Added rescan parameter and if
5826 this is true, rescan insn being modified.
5827 (sms_schedule): Added rescan parameter.
5828 (rest_of_handle_sms): Moved freeing of dominance info to before
5829 getting out of cfg_layout.
5831 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
5833 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
5834 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
5837 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
5838 FL_CF_EMAC from the entry for isac.
5840 * config/m68k/predicates.md (const_call_operand): Adjust comment.
5841 (const_sibcall_operand): New.
5842 (sibcall_operand): Use it.
5843 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
5844 (m68k_isas): ISAC does not imply FPU or EMAC.
5845 (override_options): Add ISA_C logic for symbolic jump & call.
5847 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5849 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
5850 return mode from the builtin itself.
5851 (sparc_fold_builtin): Fix cast of zero constant.
5853 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5855 * targhooks.c (default_builtin_reciprocal): New default target hook.
5856 * targhooks.h (default_builtin_reciprocal): Add prototype.
5857 * hooks.c (hook_tree_tree_bool_null): Remove hook.
5858 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
5859 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
5860 default_builtin_reciprocal.
5862 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5865 * hooks.c (hook_tree_tree_bool_null): New hook.
5866 * hooks.h (hook_tree_tree_bool_null): Add prototype.
5867 * tree-pass.h (pass_convert_to_rsqrt): Declare.
5868 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
5869 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
5870 and convert it to reciprocal a*rfunc(b).
5871 (execute_convert_to_rsqrt): New function.
5872 (gate_convert_to_rsqrt): New function.
5873 (pass_convert_to_rsqrt): New pass definition.
5874 * target.h (struct gcc_target): Add builtin_reciprocal.
5875 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
5876 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
5877 TARGET_BUILTIN_RECIPROCAL.
5878 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
5880 * config/i386/i386.h (TARGET_RECIP): New define.
5881 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
5882 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5883 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5884 and not optimizing for size.
5885 (*rcpsf2_sse): New insn pattern.
5886 (*rsqrtsf2_sse): Ditto.
5887 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
5888 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5889 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5890 and not optimizing for size.
5891 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
5892 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5893 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5894 and not optimizing for size.
5895 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
5896 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5897 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5898 and not optimizing for size.
5899 (*sse_rsqrtv4sf2): Do not export.
5901 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
5902 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5903 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5904 and not optimizing for size.
5906 * config/i386/i386.opt (mrecip): New option.
5907 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
5908 (ix86_emit_swsqrtsf): Ditto.
5909 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
5910 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
5912 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
5913 ix86_expand_unop1_builtin.
5914 (ix86_emit_swdivsf): New function.
5915 (ix86_emit_swsqrtsf): Ditto.
5916 (ix86_builtin_reciprocal): New function.
5917 (TARGET_BUILTIN_RECIPROCAL): Use it.
5918 (ix86_vectorize_builtin_conversion): Rename from
5919 ix86_builtin_conversion.
5920 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
5921 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
5922 "i386 and x86_64 Options" section.
5923 (Intel 386 and AMD x86_64 Options): Document -mrecip.
5925 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5926 Zdenek Dvorak <dvorakz@suse.cz>
5927 Richard Guenther <rguenther@suse.de>
5928 Kaz Kojima <kkojima@gcc.gnu.org>
5930 * tree-vrp.c (compare_values_warnv): Convert val2 to
5932 (extract_range_from_assert): Create
5933 POINTER_PLUS_EXPR for pointer types.
5934 (extract_range_from_binary_expr): Handle
5935 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
5937 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
5938 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
5939 POINTER_PLUS_EXPR as PLUS_EXPR.
5940 (number_of_iterations_lt_to_ne):
5941 For pointer types, use sizetype when
5942 creating MINUS_EXPR/PLUS_EXPRs.
5943 (assert_loop_rolls_lt): For pointer types, use sizetype when
5944 creating MINUS_EXPR/PLUS_EXPRs.
5945 (number_of_iterations_le): Likewise.
5946 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
5947 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
5948 like PLUS_EXPR and MINUS_EXPR.
5949 * tree-pretty-print.c (dump_generic_node): Handle
5951 (op_prio): Likewise.
5952 (op_symbol_1): Likewise.
5953 * optabs.c (optab_for_tree_code): Likewise.
5954 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
5956 * tree-tailcall.c (process_assignment): Mention
5957 POINTER_PLUS_EXPR in a TODO comment.
5958 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
5959 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
5960 not used with a pointer and an integer type.
5961 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
5962 increment using chrec_convert_rhs instead of chrec_convert.
5963 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
5964 PLUS_EXPR except for the right hand side's type will be
5966 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
5967 (fold_used_pointer_cast): Kill.
5968 (pointer_offset_p): Kill.
5969 (fold_used_pointer): Kill.
5970 (pointer_used_p): Kill.
5971 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
5972 call fold_used_pointer.
5973 (instantiate_parameters_1): Convert the increment
5974 using chrec_convert_rhs instead of chrec_convert.
5975 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
5976 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
5977 instead of PLUS_EXPR.
5978 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
5979 PLUS_EXPR for pointers.
5980 (std_gimplify_va_arg_expr): Likewise.
5981 (fold_builtin_memory_op): Likewise.
5982 (fold_builtin_strstr): Likewise.
5983 (fold_builtin_strchr): Likewise.
5984 (fold_builtin_strrchr): Likewise.
5985 (fold_builtin_strpbrk): Likewise.
5986 (expand_builtin_memory_chk): Likewise.
5987 (fold_builtin_memory_chk): Likewise.
5988 (std_expand_builtin_va_start): Use
5989 sizetype for the call to make_tree and then convert
5990 to the pointer type.
5991 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
5992 instead of PLUS_EXPR for adding to a pointer.
5993 (std_gimplify_va_arg_expr): Use fold_build2 for
5994 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
5995 the operands to sizetype first and then cast the BIT_AND_EXPR
5996 back to the pointer type.
5997 * fold-const.c (build_range_check): Handle pointer types
5999 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6000 of PLUS_EXPR's. Make sure the offset is converted to
6002 (try_move_mult_to_index): Strip the NOPs from the offset.
6003 Remove code argument and replace all uses with PLUS_EXPR.
6004 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6005 specially. Don't use a pointer type for MINUS_EXPR.
6006 (fold_unary): Handle for (T1)(X op Y),
6007 only p+ as that is the only as that can be handled for
6008 binary operators now.
6009 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6011 <case PLUS_EXPR>: Add folding of PTR+INT into
6013 Don't call try_move_mult_to_index.
6014 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6015 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6016 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6017 Don't call try_move_mult_to_index.
6018 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6019 (tree_expr_nonzero_p): Likewise.
6020 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6021 of PLUS_EXPR for the complex expression folding.
6022 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6023 first chrec is a pointer type, then the second should
6024 be sizetype and not the first's type.
6025 For POINTER_PLUS_EXPR, use a different right hand side type.
6026 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6027 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6028 different right hand side type.
6029 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6030 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6031 instead of PLUS_EXPR.
6032 When either operand is zero, convert the other operand.
6033 (chrec_apply): Use chrec_convert_rhs
6034 on the argument x instead of chrec_convert.
6035 (reset_evolution_in_loop): For pointer types, the new_evol
6037 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6038 different right hand side type.
6039 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6040 (chrec_convert_rhs): New function.
6041 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6042 different right hand side type.
6043 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6044 * tree-chrec.h (chrec_convert_rhs): New prototype.
6045 (build_polynomial_chrec): For pointer types, the right hand
6046 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6047 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6048 Remove subtraction case as it is always addition now.
6049 Make sure the offset is converted to sizetype.
6050 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6051 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6052 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6053 PLUS_EXPR in pointer type.
6054 Handle POINTER_PLUS_EXPR.
6055 (tree_to_aff_combination): Likewise.
6056 (force_expr_to_var_cost): Likewise.
6057 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6058 instead of PLUS_EXPR for pointers.
6059 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6060 instead of PLUS_EXPR of pointer types.
6061 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6063 (check_va_list_escapes): Likewise.
6064 (check_all_va_list_escapes): Likewise.
6065 * dwarf2out.c (loc_descriptor_from_tree_1):
6066 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6067 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6068 (string_constant): Likewise.
6069 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6070 the offset to the base, use POINTER_PLUS_EXPR.
6071 (add_to_parts): Convert the index to sizetype.
6072 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6073 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6074 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6075 Offset only holds something for PLUS_EXPR.
6076 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6078 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6080 (analyze_accesses_for_modify_stmt): Likewise.
6081 Remove comment about the type being integral type as it is
6083 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6085 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6087 Correct the type which the artimentic is done in (is now
6090 * tree-data-ref.c (split_constant_offset): Handle
6092 * tree-affine.c (tree_to_aff_combination): Likewise.
6093 * c-typeck.c (build_unary_op): For pointers create the increment
6094 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6096 * gimplify.c (gimplify_self_mod_expr): Create a
6097 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6098 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6099 * tree.def (POINTER_PLUS_EXPR): New tree code.
6100 * tree-predcom.c (ref_at_iteration): If we have a pointer
6101 type do the multiplication in sizetype.
6102 * tree-mudflap.c (mf_xform_derefs_1): Create a
6103 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6104 * tree-ssa-forwprop.c
6105 (forward_propagate_addr_into_variable_array_index):
6106 Don't expect there to be a cast for the index as that
6107 does not exist anymore.
6108 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6109 instead of PLUS_EXPR.
6110 Don't check for the first operand of the POINTER_PLUS_EXPR
6111 was the index as it cannot be.
6112 Call forward_propagate_addr_into_variable_array_index with
6113 the SSA_NAME instead of the statement.
6114 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6115 (compare_constant): Likewise.
6116 (copy_constant): Likewise.
6117 (compute_reloc_for_constant): Likewise.
6118 (output_addressed_constants): Likewise.
6119 (initializer_constant_valid_p): Likewise.
6120 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6121 Convert the MIN/MAX of the inner type to the outer
6122 type before comparing them.
6123 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6124 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6125 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6126 of PLUS_EXPR for pointers.
6127 * tree-inline.c (estimate_num_insns_1): Handle
6129 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6130 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6131 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6132 instead of PLUS_EXPR for the pointer increment statement.
6133 (vect_update_ivs_after_vectorizer): For pointer types, create
6134 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6135 MULT_EXPR in sizetype.
6136 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6138 * tree-object-size.c (plus_expr_object_size): Handle
6139 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6140 code which is trying to figure out which side is a pointer and
6142 (check_for_plus_in_loops_1): Likewise.
6143 (check_for_plus_in_loops): Likewise.
6144 * c-common.c (pointer_int_sum): Create a
6145 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6146 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6147 only POINTER_PLUS_EXPR. Removing all the extra
6148 code which is trying to figure out which side is a pointer and
6150 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6151 PLUS_EXPR and MINUS_EXPR.
6152 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6154 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6155 with make_tree, instead of a pointer type.
6156 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6157 for pointers instead of PLUS_EXPR.
6158 (s390_gimplify_va_arg): Likewise.
6159 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6160 instead of PLUS_EXPR when doing addition on pointer
6161 types. Use sizetype for the second operand.
6162 (spu_gimplify_va_arg_expr): Likewise.
6163 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6164 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6165 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6166 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6167 for the pointer addition and also use size_int/sizetype
6169 (ix86_gimplify_va_arg): Likewise.
6170 Perform BIT_AND_EXPR on sizetype arguments.
6171 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6172 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6173 for the pointer additions and also use size_int for the offsets.
6174 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6175 additions and also use size_int for the offsets. Perform
6176 BIT_AND_EXPR on sizetype arguments.
6177 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6178 POINTER_PLUS_EXPR for pointers and create the
6179 BIT_AND_EXPR in sizetype.
6180 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6181 instead of PLUS_EXPR for pointer addition.
6182 (rs6000_va_start): Likewise.
6183 Also use sizetype for the offset.
6184 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6185 as PLUS_EXPR/MINUS_EXPR.
6186 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6187 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6188 Don't use BIT_AND_EXPR on a pointer type, convert the
6189 expression to sizetype first.
6190 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6192 (mips_gimplify_va_arg_expr): Likewise.
6193 Don't create BIT_AND_EXPR in a pointer type.
6195 2007-06-15 Eric Christopher <echristo@apple.com>
6197 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6198 (x86_64-*-darwin*): Ditto.
6199 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6202 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6204 * doc/extend.texi: Document behavior of __attribute__((aligned))
6207 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6209 * rtlanal.c (note_stores): Improve documentation.
6211 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6213 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6214 LOCAL_LABEL_PREFIX): Delete.
6215 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6216 (bfin_internal_label): Delete.
6218 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6220 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6221 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6222 otherwise define to LIBGCC2_TF_CEXT.
6223 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6224 (LIBGCC_TF_CEXT): Ditto.
6227 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6229 PR rtl-optimization/32339
6230 * df-scan.c (df_uses_record): Don't modify flags but just add to
6231 it for df_ref_record.
6233 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6235 * tree-mudflap.c: Fix whitespace issues.
6237 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6239 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6241 2007-06-14 Eric Christopher <echristo@apple.com>
6243 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6244 (movv4sf): Use gcc_unreachable instead of abort.
6246 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/sfp-machine.h (CMPtype): New define.
6250 (mach stubs): Use CMPtype instead of int as a return type.
6252 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6254 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6255 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6256 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6257 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6258 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6259 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6260 config/soft-fp/soft-fp.h: Update from glibc CVS.
6262 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6264 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6266 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6269 * config/v850/v850.c: Include dataflow header file.
6270 (substitute_ep_register): Fix typo.
6272 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6274 * configure.ac: Fix earlier checkin.
6275 * configure: Regenerated.
6277 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6279 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6280 * aclocal.m4: Regenerate.
6281 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6282 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6283 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6284 * configure: Regenerate.
6285 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6287 * Makefile.in (quickstrap): Build libgcc too.
6289 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6291 * configure.ac: Add --enable-checking=df. Explicitly mention that
6292 the variables are initialized as for "release".
6293 * df-core.c: Use it.
6294 * configure: Regenerate.
6295 * config.in: Regenerate.
6297 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6299 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6300 validate_replace_rtx instead of replace_rtx.
6301 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6303 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6305 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6306 (DWARF2_UNWIND_INFO): Override default if configured with
6308 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6309 (ENDFILE_SPEC): Add crtend.o.
6310 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6311 (ENDFILE_SPEC): Add crtend.o.
6312 (TARGET_USE_JCR_SECTION): Define.
6313 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6315 * config/i386/cygming-crtbegin.c: New file.
6316 * config/i386/cygming-crtend.c: New file.
6318 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6320 * config/i386/w32-unwind.h: New file.
6322 2007-06-13 Eric Christopher <echristo@apple.com>
6324 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6325 the user set a value below STACK_BOUNDARY.
6327 2007-06-13 Thiemo Seufer <ths@networkno.de>
6329 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6330 imply -lpthread for -pthread.
6332 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6334 * basic-block.h: Remove the prototype for
6335 free_basic_block_vars.
6336 * cfglayout.h: Remove the prototype for
6337 insn_locators_initialize.
6338 * tree.h: Remove the prototype for emit_line_note.
6340 * tree-ssa-pre.c (mergephitemp): Remove.
6341 (init_pre): Don't use mergephitemp.
6343 2007-06-13 Eric Christopher <echristo@apple.com>
6345 * config/i386/i386.c (override_options): If we've specified
6346 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6348 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6350 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6353 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6355 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6356 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6357 (eh_store_handler): New pattern.
6358 (eh_return): Emit it instead of a plain move.
6360 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6362 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6363 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6364 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6367 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6369 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6370 (find_next_insn_start, find_load): New functions.
6371 (bfin_reorg): Use them to deal with the fact that parallel insns are
6372 no longer represented as a SEQUENCE.
6374 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6376 * config/sparc/sparc.c (sparc_override_options): Initialize
6379 2007-06-13 Dave Korn <dave.korn@artimi.com>
6381 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6384 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6386 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6387 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6388 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6389 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6390 tree-vect-transform.c: Fix comment typos. Follow spelling
6393 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6395 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6396 to the exit block use set.
6397 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6398 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6399 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6401 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6403 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6404 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6405 to indicate an error.
6406 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6408 (dbg_cnt_process_opt): Print an error on a bad argument.
6409 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6410 * common.opt (-fdbg-cnt-list): New.
6411 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6413 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6415 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6416 flag on ref-all pointers.
6418 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6421 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6422 for the offset with the modifier as EXPAND_INITIALIZER
6423 if the modifier is EXPAND_INITIALIZER.
6424 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6425 a register if we had an overflow.
6427 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6429 * real.c (real_isfinite): New.
6430 (real_sqrt): Use it.
6431 * real.h (real_isfinite): New.
6432 * builtins.c: Use it.
6434 2007-06-12 Ian Lance Taylor <iant@google.com>
6435 Daniel Berlin <dberlin@dberlin.org>
6438 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6439 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6440 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6441 (DECL_NO_TBAA_P): Define.
6442 (struct tree_decl_common): Add no_tbaa_flag field.
6443 * tree-ssa-structalias.c (struct variable_info): Add
6444 no_tbaa_pruning field.
6445 (new_var_info): Initialize no_tbaa_pruning field.
6446 (unify_nodes): Copy no_tbaa_pruning field.
6447 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6448 (dump_solution_for_var): Print no_tbaa_pruning flag.
6449 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6451 (compute_tbaa_pruning): New static function.
6452 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6453 Call compute_tbaa_pruning.
6454 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6455 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6456 * gimple-low.c (lower_stmt): Likewise.
6457 * tree-gimple.c (is_gimple_stmt): Likewise.
6458 * tree-ssa-operands.c (get_expr_operands): Likewise.
6459 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6460 * tree-inline.c (estimate_num_insns_1): Likewise.
6461 (copy_result_decl_to_var): Likewise.
6462 * expr.c (expand_expr_real_1): Likewise.
6463 * tree-pretty-print.c (dump_generic_node): Likewise.
6464 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6465 * omp-low.c (omp_copy_decl_2): Likewise.
6466 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6467 * doc/c-tree.texi (Expression trees): Document
6468 CHANGE_DYNAMIC_TYPE_EXPR.
6470 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6472 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6473 with !HONOR_NANS and !HONOR_INFINITIES.
6474 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6476 2007-06-12 Tristan Gingold <gingold@adacore.com>
6478 * gcov.c: Comments updated.
6479 (source_info): Add file_time field.
6480 (source_index): New variable.
6481 (mutiple_files): New variable.
6482 (generate_results): New function extracted from process_file.
6483 (process_file): Save and restore chain of functions, generate
6484 results and free structures only if not merging results.
6485 (release_structures): File names are now freed in create_file_names
6486 (create_file_names): Free previous file names.
6487 (find_source): File date is now read here and modifications in
6488 source files is checked here.
6489 (read_graph_file): Only reverse order of functions for the current
6491 (make_gcov_file_name): Do not generate long names if input_name is
6493 (output_lines): If merging results do not display graph, data and
6495 Checking source file modification is done in find_source.
6497 * doc/gcov.texi: Append an s to sourcefile.
6499 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6501 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6502 (forced_nop): New pattern.
6503 * config/bfin/bfin.c: Include "df.h".
6504 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6505 (bfin_discover_loop): Use df_get_live_in instead of
6506 global_live_at_start.
6507 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6508 df_analyze when done.
6509 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6510 the insns. Use QImode for the final insn in a bundle. Call
6511 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6513 (reorder_var_tracking_notes): New function.
6514 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6515 update_life_info. Call df_analyze after scheduling and bundle
6516 generation. Call reorder_var_tracking_notes if generating these
6517 notes. Call df_finish_pass at the end.
6519 2007-06-12 Dirk Mueller <dmueller@suse.de>
6521 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6522 a comparison, not an assignment.
6524 2007-06-12 Olivier Hainque <hainque@adacore.com>
6526 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6527 Request walking the subtrees only, leaving the current is_lhs/val_only
6529 (convert_non_local_reference): Likewise.
6531 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6533 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
6535 2007-06-12 Richard Guenther <rguenther@suse.de>
6537 PR tree-optimization/15353
6538 PR tree-optimization/31657
6539 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
6540 * timevar.def: Add TV_TREE_IFCOMBINE.
6541 * tree-pass.h (pass_tree_ifcombine): Declare.
6542 * tree-ssa-ifcombine.c: New file.
6543 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
6544 * tree-flow.h (blocks_in_phiopt_order): Declare.
6545 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
6546 (tree-ssa-ifcombine.o): New dependencies.
6548 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6550 PR rtl-optimization/32293
6551 * combine.c (simplify_if_then_else): Truncate return from
6552 nonzero_bits() to correct mode.
6554 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6556 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
6557 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
6559 2007-06-11 Diego Novillo <dnovillo@google.com>
6561 * Makefile.in (reload1.o-warn): Remove.
6563 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
6565 * combine.c (subst): Use reg_overlap_mentioned_p
6566 instead of comparing register numbers directly.
6568 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6570 * reload1.c (mark_home_live_1): Use the mode parameter.
6572 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6574 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
6575 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
6579 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
6581 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
6583 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6585 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
6586 from integer registers.
6587 (FP mode splitters): Handle TFmode.
6589 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
6591 * tree-ssa-structalias.c (find_what_p_points_to): Return false
6592 for ref-all pointers that point-to anything.
6594 2007-06-11 Joseph Myers <joseph@codesourcery.com>
6596 * config/arm/arm.c (arm_output_dwarf_dtprel,
6597 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
6599 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
6601 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
6602 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
6605 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
6607 * gcc/tree.c (signed_or_unsigned_type_for): New.
6608 (unsigned_type_for): Use signed_or_unsigned_type_for.
6609 (signed_type_for): Use signed_or_unsigned_type_for.
6610 * gcc/tree.h (signed_or_unsigned_type_for): New.
6611 (get_signed_or_unsigned_type): Remove.
6612 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
6613 lang_hooks.types.signed_type
6614 (size_diffop): Likewise.
6615 (all_ones_mask_p): Likewise.
6616 (build_range_check): Likewise.
6617 (fold_cond_expr_with_comparison): Likewise.
6618 (fold_cond_expr_with_comparison): Likewise.
6619 (unextend): Likewise.
6620 (extract_muldiv_1): Likewise.
6621 (fold_single_bit_test_into_sign_test): Likewise.
6622 (fold_binary): Likewise.
6623 (fold_ternary): Likewise.
6624 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
6625 instead of get_signed_or_unsigned_type.
6626 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
6627 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6628 * gcc/expr.c (signed_or_unsigned_type_for): Use
6629 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
6630 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
6631 (lhd_signed_or_unsigned_type): Remove.
6632 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
6633 signed_or_unsigned_type.
6634 (lhd_signed_or_unsigned_type): Remove.
6635 * gcc/expmed.c (make_tree): Use signed_type_for instead of
6636 lang_hooks.types.signed_type.
6637 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
6638 c_common_signed_type instead of lang_hooks.types.signed_type.
6639 (c_common_unsigned_type): New.
6640 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
6641 (shorten_compare): Use c_common_unsigned_type instead of
6642 c_common_signed_or_unsigned_type.
6643 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
6645 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
6646 lang_hooks.types.signed_type.
6647 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6648 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
6649 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
6650 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
6651 instead of unsigned_type_for.
6652 * gcc/c-decl.c (groakdeclarator): Likewise.
6653 * gcc/c-typeck.c (convert_for_assignment): Likewise.
6654 * gcc/c-common.h (c_common_unsigned_type): New.
6656 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6659 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
6660 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
6662 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6665 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
6666 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
6668 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
6669 Sebastian Pop <sebpop@gmail.com>
6671 * lambda-code.c (remove_iv): New.
6672 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
6674 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
6676 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
6677 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
6678 * tree-ssa-loop-prefetch.c: Include optabs.h.
6679 (FENCE_FOLLOWING_MOVNT): New macro.
6680 (struct mem_ref): Add independent_p and storent_p fields.
6681 (record_ref): Initalize the new fields.
6682 (gather_memory_references_ref): Return true if the reference
6684 (gather_memory_references): Check whether all memory accesses
6685 in loop were recorded.
6686 (should_issue_prefetch_p): Return false for nontemporal stores.
6687 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
6688 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
6689 (determine_loop_nest_reuse): Detect independent memory references.
6690 (loop_prefetch_arrays): Call mark_nontemporal_stores.
6691 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
6692 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
6693 * config/i386/i386.h (x86_mfence): Declare.
6694 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
6695 * config/i386/i386.c (x86_mfence): New variable.
6696 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
6698 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
6699 * optabs.c (init_optabs): Initialize storent_optab.
6700 * optabs.h (enum optab_index): Add OTI_storent.
6701 (storent_optab): Declare.
6702 * genopinit.c (optabs): Add initialization for storent_optab.
6703 * tree.h (MOVE_NONTEMPORAL): New macro.
6704 * expr.c (expand_assignment, store_expr, store_constructor_field,
6705 store_constructor, store_field, expand_expr_real_1): Propagate
6706 nontemporality of the expanded store.
6707 (emit_storent_insn): New function.
6708 * expr.h (expand_assignment, store_expr): Declaration changed.
6709 * function.c (assign_parm_setup_reg): Pass false as nontemporality
6710 to expand_assignment.
6711 * stmt.c (expand_asm_expr): Ditto.
6712 * calls.c (initialize_argument_information): Pass false as
6713 nontemporality to store_expr.
6714 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
6717 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6719 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
6721 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
6723 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6725 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
6726 and allow DECL_P here.
6728 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
6730 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
6731 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
6732 track of the size of the expression.
6733 * cfghooks.c (merge_blocks): Remove block from loops structure only
6734 after call of the merge_blocks hook.
6736 2007-06-09 Tom Tromey <tromey@redhat.com>
6738 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
6739 (deprecated_state): Removed.
6740 (start_decl): Update.
6741 (enum deprecated_states): Moved earlier.
6742 (groktypename): Update.
6743 (push_parm_decl): Likewise.
6744 (grokfield): Likewise.
6745 (start_function): Likewise.
6747 2007-06-09 Ian Lance Taylor <iant@google.com>
6749 PR tree-optimization/32169
6750 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
6751 CONVERT_EXPR, check whether min and max both converted to an
6752 overflow infinity representation.
6754 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
6756 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
6757 not inserted on the edge.
6759 2007-06-08 Bob Wilson <bob.wilson@acm.org>
6761 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
6762 instructions if they are supported.
6763 (__divsi3, __umodsi3, __modsi3): Likewise.
6764 (__ashldi3, __ashrdi3, __lshrdi3): New.
6765 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
6767 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
6768 Tony Linthicum <tony.linthicum@amd.com>
6770 * doc/invoke.texi: Add fvect-cost-model flag.
6771 * common.opt (fvect-cost-model): New flag.
6772 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
6773 cost fields in stmt_vec_info struct for STMT.
6774 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
6775 fields in stmt_vec_info struct and access functions for the same.
6776 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
6777 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
6778 load, store and vector to scalar operation.
6779 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
6780 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
6781 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
6782 (TARG_VEC_STORE_COST): Define cost of vector store.
6783 (vect_estimate_min_profitable_iters): Define new function.
6784 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
6785 check to evaluate if loop iterations are less than minimum profitable
6786 iterations determined by cost model or minimum vect loop bound defined
6787 by user, whichever is more conservative.
6788 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
6789 run-time check to evaluate if loop iterations are less than minimum
6790 profitable iterations determined by cost model or minimum vect loop
6791 bound defined by user, whichever is more conservative.
6792 (vect_estimate_min_profitable_iterations): New function to estimate
6793 mimimimum iterartions required for vector version of loop to be
6794 profitable over scalar version.
6795 (vect_model_reduction_cost): New function.
6796 (vect_model_induction_cost): New function.
6797 (vect_model_simple_cost): New function.
6798 (vect_cost_strided_group_size): New function.
6799 (vect_model_store_cost): New function.
6800 (vect_model_load_cost): New function.
6801 (vectorizable_reduction): Call vect_model_reduction_cost during
6803 (vectorizable_induction): Call vect_model_induction_cost during
6805 (vectorizable_load): Call vect_model_load_cost during analysis phase.
6806 (vectorizable_store): Call vect_model_store_cost during analysis phase.
6807 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
6808 vectorizable_promotion, vectorizable_demotion): Call
6809 vect_model_simple_cost during analysis phase.
6811 2007-06-08 Simon Baldwin <simonb@google.com>
6813 * reg-stack.c (get_true_reg): Readability change. Moved default case
6814 label into direct switch statement scope.
6816 2007-06-08 Simon Baldwin <simonb@google.com>
6818 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
6819 in gcc_assert() with '==' comparison.
6821 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
6824 TARGET_ABM handling of x86_popcnt variable.
6826 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6828 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
6829 __builtin_copysignq and __builtin_infq built-in functions.
6831 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6833 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
6834 SSE4.2 section. Correct built-in function names in SSE4A section.
6836 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6838 PR tree-optimization/32243
6839 * tree-vect-transform.c (vectorizable_type_promotion): Move check
6840 for ncopies after ratio check between nunits_out and nunits_in.
6841 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
6843 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
6845 PR tree-optimization/32224
6846 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
6847 vectorization upon a non GIMPLE_MODIFY_STMT.
6849 2007-06-08 Christian Bruel <christian.bruel@st.com>
6852 * config/sh/sh.md (doloop_end): New pattern and splitter.
6853 * loop-iv.c (simple_rhs_p): Check for hardware registers.
6855 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
6858 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
6860 (verify_dominators): Do not change dominance tree.
6862 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6864 * config/sh/constraints.md: New file.
6865 * config/sh/sh.c: Include tm-constrs.h.
6866 (reg_class_from_letter): Remove.
6867 (prepare_cbranch_operands): Use satisfies_constraint_*
6868 function instead of macro.
6869 (andcosts, broken_move, sh_secondary_reload): Likewise.
6870 * config/sh/predicates.md (trapping_target_operand): Likewise.
6871 (and_operand, arith_operand, arith_reg_or_0_operand,
6872 cmp_operand, logical_operand, target_operand,
6873 ua_address_operand, ua_offset, xor_operand): Likewise.
6874 * config/sh/sh.md: Include constraints.md.
6875 (*movsicc_t_false): Use satisfies_constraint_* function
6877 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
6878 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
6879 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
6880 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
6881 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
6882 (REG_CLASS_FROM_CONSTRAINT): Remove.
6883 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
6884 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
6885 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
6886 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
6887 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
6888 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
6889 function instead of macro.
6890 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
6891 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
6892 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
6893 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
6894 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
6895 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
6896 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
6897 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
6898 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
6899 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
6900 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
6901 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
6902 EXTRA_CONSTRAINT_STR): Likewise.
6903 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
6905 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6907 * config/i386/darwin.h (STACK_BOUNDARY): Define.
6909 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
6912 * c-common.h (flag_cpp0x): Replaced by...
6913 (cxx_dialect): ... this new variable specifying the C++ dialect that
6915 * c-common.c (flag_cpp0x): Removed.
6916 (cxx_dialect): Defined.
6917 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
6919 * c-opts.c (c_common_post_options): Likewise.
6920 (set_std_cxx98): Set cxx_dialect to cxx98.
6921 (set_std_cxx0x): Set cxx_dialect to cxx0x.
6923 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6924 Hui-May Chang <hm.chang@apple.com>
6926 * doc/invoke.texi (Darwin Options): Update documentation for
6927 -mmacosx-version-min.
6928 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
6929 * config/darwin-driver.c: New file.
6930 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
6931 * config/t-darwin (darwin-driver.o): New rule.
6933 * config/darwin-c.c (version_as_macro): Ignore low digit.
6935 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
6938 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
6939 (CSGNMODE): New mode macro.
6940 (CSGNVMODE): New mode attribute.
6941 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
6942 expander using CSGNMODE mode macro. Handle TFmode.
6943 (copysign<mode>3_const): Rename from copysignsf3_const and
6944 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
6946 (copysign<mode>3_var): Rename from copysignsf3_var and
6947 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
6949 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
6950 mode macro. Handle TFmode.
6951 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
6952 (iortf3, *iortf3): Ditto.
6953 (xortf3, *xortf3): Ditto.
6954 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
6955 TFmode and TImode masks.
6956 (ix86_expand_copysign): Expand TFmode copysign insn.
6957 (IX86_BUILTIN_INFQ): New.
6958 (IX86_BUILTIN_FABSQ): Ditto.
6959 (IX86_BUILTIN_COPYSIGNQ): Ditto.
6960 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
6961 [__builtin_fabsq]: Ditto.
6962 [__builtin_copysignq]: Ditto.
6963 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
6964 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
6965 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
6966 ix86_expand_binop_builtin().
6968 2007-06-07 Bob Wilson <bob.wilson@acm.org>
6970 * config/xtensa/lib1funcs.asm: Clean up whitespace.
6972 2007-06-07 Steve Ellcey <sje@cup.hp.com>
6975 * rtl.h (push_to_sequence2): New.
6976 * emit-rtl.c (push_to_sequence2): New.
6977 * function.c (assign_parm_data_all): Add new fields.
6978 (assign_parm_setup_block): Call push_to_sequence2 instead of
6980 (assign_parm_setup_reg): Ditto.
6981 (assign_parm_setup_stack): Ditto.
6982 (assign_parms_unsplit_complex): Ditto.
6983 (assign_parms): Change field name.
6985 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
6987 PR tree-optimization/32220
6988 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
6989 phi node is reached before defining statement.
6991 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6994 * tree-vect-transform.c (vectorizable_call): Call update_stmt
6995 after changing the right hand side of the assignment.
6997 2007-06-06 Eric Christopher <echristo@apple.com>
6999 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7000 (x86_64-*-darwin*): Ditto.
7001 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7002 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7004 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7006 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7008 (add_key): Likewise.
7009 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7010 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7012 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7014 (add_cost_one_coalesce): Likewise.
7015 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7016 variable names. Rename orig to orig_name for consistency.
7017 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7019 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7021 (record_equivalences_from_stmt): Likewise.
7022 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7023 the coding conventions.
7024 (memory_ssa_name_same): Likewise.
7025 (dse_optimize_stmt): Likewise.
7026 (dse_record_phis): Likewise.
7027 (dse_finalize_block): Likewise.
7028 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7029 keywords as variable names.
7030 (may_move_till): Cast according to the coding conventions.
7031 (force_move_till_expr): Avoid using C++ keywords as variable names.
7032 (force_move_till): Cast according to the coding conventions.
7033 (memref_hash): Likewise.
7034 (memref_eq): Likewise.
7035 (gather_mem_refs_stmt): Likewise.
7036 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7037 using C++ keywords as variable names.
7038 (idx_find_step): Cast according to the coding conventions.
7039 (idx_record_use): Likewise.
7040 (find_depends): Likewise.
7041 (prepare_decl_rtl): Likewise.
7042 (mbc_entry_hash): Likewise.
7043 (mbc_entry_eq): Likewise.
7044 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7045 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7046 (idx_infer_loop_bounds): Cast according to the coding conventions.
7047 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7048 * tree-ssa-math-opts.c (occ_new ): Likwise.
7049 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7051 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7053 (add_use_op): Likewise.
7054 (add_vop): Likewise.
7055 (add_vuse_op): Likewise.
7056 (add_vdef_op): Likewise.
7057 (get_expr_operands): Likewise.
7058 (push_stmt_changes): Use type safe memory macros.
7059 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7060 keywords as variable names.
7061 (conditional_replacement): Likewise.
7062 (minmax_replacement): Likewise.
7063 (abs_replacement): Likewise.
7064 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7066 (insert_fake_stores): Avoid using C++ keywords as variable names.
7067 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7069 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7070 (heapvar_insert): Use type safe memory macros.
7071 (new_var_info): Cast according to the coding conventions.
7072 (new_constraint): Likewise.
7073 (remove_preds_and_fake_succs): Use type safe memory macros.
7074 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7076 (thread_single_edge): Likewise.
7077 (thread_through_loop_header): Likewise.
7079 2007-06-06 Eric Christopher <echristo@apple.com>
7081 * config/i386/i386.c (override_options): Move handling
7082 of TARGET_SUBTARGET* earlier.
7084 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7086 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7089 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7091 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7092 emited outside of basic block.
7093 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7095 * rtl.h (delete_insn_chain): Declaration changed.
7096 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7098 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7099 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7100 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7101 to delete_insn_chain.
7102 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7103 do not have bb field set.
7104 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7106 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7107 * cfgcleanup.c (try_optimize_cfg): Ditto.
7109 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7111 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7112 (lambda_body_vector_new): Use type safe memory macros.
7113 (lambda_linear_expression_new): Likewise.
7114 (lambda_loopnest_new): Likewise.
7115 (lambda_lattice_new): Likewise.
7116 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7117 conventions. Use type safe memory macros.
7118 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7119 (lambda_body_vector_s): Likewise.
7120 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7121 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7123 2007-06-06 Richard Guenther <rguenther@suse.de>
7125 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7126 if we need to schedule cfg_cleanup.
7127 (tree_ssa_forward_propagate_single_use_vars): Do so.
7129 2007-06-06 Ian Lance Taylor <iant@google.com>
7131 * fold-const.c (merge_ranges): If range_successor or
7132 range_predecessor fail, just return 0.
7134 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7136 PR tree-optimization/32216
7137 * tree-vectorizer.c (supportable_widening_operation): Determine
7138 signedness of FIX_TRUNC_EXPR from output operand.
7139 (supportable_narrowing_operation): Ditto.
7140 * tree-vect-generic.c (expand_vector_operations_1): Determine
7141 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7144 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7146 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7147 (struct pta): ...from here. Change flags to unsigned to avoid
7148 excessive casting (as it is used as a bit mask).
7149 (override_options): Add casts according to the coding convenventions.
7150 (x86_64_elf_unique_section): Likewise.
7151 (examine_argument): Avoid using C++ keywords as variable names.
7152 (construct_container): Likewise.
7153 (legitimize_pic_address): Likewise.
7154 (get_dllimport_decl): Cast according to the coding conventions. Use
7155 type safe memory macros.
7156 (legitimize_address): Cast according to the coding conventions.
7157 (emit_i387_cw_initialization): Corrected the type of slot to enum
7159 (ix86_init_machine_status): Use type safe memory macros.
7160 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7161 (bdesc_pcmpistr): Likewise.
7162 (bdesc_crc32): Likewise.
7163 (bdesc_sse_3arg): Likewise.
7164 (bdesc_2arg): Likewise.
7165 (bdesc_1arg): Likewise.
7166 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7167 (ix86_expand_sse_pcmpistr): Likewise.
7168 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7169 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7170 int to match the langhook definition.
7171 (ix86_builtin_conversion): Change the type of code to unsigned init to
7172 match the langhook definition.
7173 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7175 (ix86_preferred_output_reload_class): Likewise.
7176 (ix86_cannot_change_mode_class): Likewise.
7177 (ix86_memory_move_cost): Likewise.
7178 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7179 avoid excessive casting later on.
7180 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7182 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7185 as flags setting insn.
7186 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7188 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7190 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7191 (UNSPEC_ROUND): New.
7192 ("sse4_1_round<mode>2"): New insn pattern.
7193 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7195 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7196 expander using SSEMODEF mode macro. Expand using
7197 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7198 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7199 expander using SSEMODEF mode macro. Expand using
7200 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7201 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7202 expander using SSEMODEF mode macro. Expand using
7203 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7204 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7205 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7206 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7209 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7210 Sebastian Pop <sebpop@gmail.com>
7212 * lambda.h (build_linear_expr): New.
7213 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7214 Use build_linear_expr, call fold and force_gimple_operand.
7215 (lambda_loopnest_to_gcc_loopnest): Check that there is
7216 something to insert.
7217 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7219 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7221 PR preprocessor/23479
7222 * doc/extend.texi: Document the 0b-prefixed binary integer
7225 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7227 PR tree-optimization/32215
7228 * tree-vectorizer.c (supportable_widening_operation): Return false
7229 for unsupported FIX_TRUNC_EXPR tree code.
7230 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7232 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7234 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7235 register on SPE targets. Change documentation to reflect
7237 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7238 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7239 out of the register allocation pool.
7240 (rs6000_reg_live_or_pic_offset_p): New function.
7241 (rs6000_emit_prologue): Move the actual saving of LR up to free
7242 r0 for holding r11. Split saving of SPE 64-bit registers into
7243 its own case. Ensure that offsets will always be in-range for
7244 'evstdd' by using r11 as a scratch register to point at the start
7245 of the SPE save area. Save r11 if necessary, as it is the static
7247 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7248 into its own case. Ensure that offsets will always be in-range
7249 for 'evldd' by using r11 as a scratch register to point at the
7250 start of the SPE save area. Also adjust r11 when restoring
7251 the stack pointer to compensate for pre-loading r11.
7253 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7255 * cfg.c (init_flow): Use type safe memory macros.
7256 (alloc_block): Likewise.
7257 (unchecked_make_edge): Likewise.
7258 (dump_flow_info): Avoid using C++ keywords as variable names.
7259 (copy_original_table_clear): Cast according to the coding conventions.
7260 (copy_original_table_set): Likewise.
7261 * cfgexpand (label_rtx_for_bb): Likewise.
7262 (expand_gimple_basic_block): Likewise.
7263 * cfghooks.c (dump_bb): Likewise.
7264 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7266 (lv_add_condition_to_bb): Likewise.
7267 * cfglayout (relink_block_chain): Cast according to the coding
7269 (fixup_reorder_chain): Likewise.
7270 (fixup_fallthru_exit_predecessor): Likewise.
7271 * cfgloop.c (glb_enum_p): Likewise.
7272 (get_exit_description): Likewise.
7273 (dump_recorded_exit): Likewise.
7274 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7275 (struct loop): ... from here.
7276 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7278 * cfgrtl.c (rtl_create_basic_block): Likewise.
7279 (rtl_split_block): Likewise.
7280 (rtl_dump_bb): Likewise.
7281 (cfg_layout_split_block): Likewise.
7282 (init_rtl_bb_info): Use typesafe memory macros.
7284 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7285 * graphds.h: Updated all usages of edge to graph_edge.
7286 * graphds.c: Likewise.
7287 * cfgloopanal.c: Likewise.
7289 2007-06-05 Ian Lance Taylor <iant@google.com>
7291 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7292 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7293 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7295 (test_for_singularity): Likewise.
7297 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7299 * config/i386/constraints.md ("Y2"): Replaced by ...
7301 * config/i386/i386.md: Likewise.
7302 * config/i386/mmx.md: Likewise.
7303 * config/i386/sse.md: Likewise.
7305 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7307 * config/i386/constraints.md ("z"): Replaced by ...
7309 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7310 (sse4_1_blendvps): Likewise.
7311 (sse4_1_pblendvb): Likewise.
7312 (sse4_2_pcmpestr): Likewise.
7313 (sse4_2_pcmpestrm): Likewise.
7314 (sse4_2_pcmpestr_cconly): Likewise.
7315 (sse4_2_pcmpistr): Likewise.
7316 (sse4_2_pcmpistrm): Likewise.
7317 (sse4_2_pcmpistr_cconly): Likewise.
7319 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7321 * matrix-reorg.c (transform_access_sites): Fix computation.
7322 (transform_allocation_sites): Same.
7324 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7326 * config/i386/i386.c (override_options): Use
7327 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7329 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7331 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7332 (nonimm_not_xmm0_operand): Ditto.
7333 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7334 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7335 as operand[2] predicate. Require "z" class XMM register for
7336 operand[3]. Adjust asm template.
7337 ("sse4_1_blendvpd"): Ditto.
7338 ("sse4_1_pblendvb"): Ditto.
7339 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7340 force op2 into xmm0 register for variable blend instructions.
7342 2007-06-04 Tom Tromey <tromey@redhat.com>
7344 * c-tree.h (start_enum): Update.
7345 (build_enumerator): Likewise.
7346 * c-decl.c (enum_next_value): Removed.
7347 (enum_overflow): Likewise.
7348 (start_enum): Add c_enum_contents argument. Don't use globals.
7349 (build_enumerator): Likewise.
7350 * c-tree.h (struct c_enum_contents): New struct.
7352 2007-06-04 Tom Tromey <tromey@redhat.com>
7354 * c-common.c (c_common_get_alias_set): Fix indentation.
7356 2007-06-04 Ian Lance Taylor <iant@google.com>
7358 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7359 to overflow, reduce overflow infinity to regular infinity.
7360 (vrp_var_may_overflow): New static function.
7361 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7363 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7365 * stor-layout.c (layout_type): Remove duplicate code.
7367 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7370 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
7371 before build_common_builtin_nodes ().
7373 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7376 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7378 2007-06-04 Jan Hubicka <jh@suse.cz>
7380 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7381 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7382 instead of _stat version.
7384 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7386 PR tree-optimization/32194
7387 * tree-predcom.c (determine_offset): Check that both references have
7390 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7392 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7393 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7394 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7395 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7396 Add argument to iterate_fix_dominators call.
7397 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7398 * gcse.c (hoist_code): Change domby to vector.
7399 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7400 Add argument to iterate_fix_dominators call.
7401 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7402 recompute_dominator.
7403 * lambda-code.c (perfect_nestify): Ditto.
7404 * cfgloopanal.c: Include graphds.h.
7405 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7406 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7407 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7409 * graphds.c: New file.
7410 * graphds.h: New file.
7411 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7412 (get_dominated_by, get_dominated_by_region): Change return type to
7414 (verify_dominators): Recompute all dominators and compare the results.
7415 (recount_dominator): Renamed to ...
7416 (recompute_dominator): ... this. Do not check that the block is
7418 (iterate_fix_dominators): Reimplemented.
7419 (prune_bbs_to_update_dominators, root_of_dom_tree,
7420 determine_dominators_for_sons): New functions.
7421 * et-forest.c (et_root): New function.
7422 * et-forest.h (et_root): Declare.
7423 * Makefile.in (graphds.o): Add.
7424 (cfgloopanal.o): Add graphds.h dependency.
7425 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7426 * basic-block.h (get_dominated_by, get_dominated_by_region,
7427 iterate_fix_dominators): Declaration changed.
7428 (recount_dominator): Renamed to ...
7429 (recompute_dominator): ... this.
7430 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7431 (thread_through_all_blocks): Do not free dominance info.
7433 2007-06-03 Andreas Schwab <schwab@suse.de>
7435 * config/m68k/m68k.c (override_options): Don't override
7437 * config/m68k/m68k-modes.def (SF, DF): Define to use
7438 motorola_single_format and motorola_double_format, resp.
7439 * real.c (motorola_single_format): Renamed from
7440 coldfire_single_format.
7441 (motorola_double_format): Renamed from coldfire_double_format.
7442 (encode_ieee_extended): Generate a proper canonical NaN image
7443 respecting canonical_nan_lsbs_set.
7444 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7446 * real.h: Adjust declarations.
7448 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7451 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7452 the symbol is generated with the stack protector.
7454 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7456 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7457 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7459 * doc/extend.texi (interrupt): Mention m68k.
7461 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7463 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7464 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7465 (ix86_expand_sse_pcmpestr): Do not check operands for
7466 "register_operand", when insn operand predicate is "register_operand".
7467 (ix86_expand_sse_pcmpistr): Ditto.
7469 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7470 Uros Bizjak <ubizjak@gmail.com>
7472 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7473 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7474 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7475 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7476 * config/i386/constraints.md ("z"): New register constraint
7477 for members of SSE_FIRST_REG class.
7478 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7479 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7480 SSE_FIRST_REG class.
7481 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7482 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7483 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7484 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7485 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7486 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7487 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7488 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7489 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7490 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7491 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7492 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7493 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7494 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7495 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7496 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7497 (struct builtin_description): Change "flag" field to unsigned.
7498 (bdesc_pcmpestr): New builtin description table.
7499 (bdesc_pcmpistr): Likewise.
7500 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7501 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7502 Initialize pcmp[ei]str[im] insns for SSE4.2.
7503 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7504 (ix86_expand_sse_pcmpistr): Likewise.
7505 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7506 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7507 (UNSPEC_PCMPISTR): Likewise.
7508 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7509 (sse4_2_pcmpestri):New isns pattern.
7510 (sse4_2_pcmpestrm): Likewise.
7511 (sse4_2_pcmpestr_cconly): Likewise.
7512 (sse4_2_pcmpistr): New insn patern and splitter.
7513 (sse4_2_pcmpistri):New isns pattern.
7514 (sse4_2_pcmpistrm): Likewise.
7515 (sse4_2_pcmpistr_cconly): Likewise.
7516 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7519 2007-06-01 David Daney <ddaney@avtrex.com>
7521 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7522 LOADGP_ABSOLUTE and not binds_local_p.
7524 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7526 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7528 2007-06-01 Ian Lance Taylor <iant@google.com>
7530 * tree-vrp.c (compare_name_with_value): Always set
7531 used_strict_overflow if we get a result from the variable itself.
7533 2007-06-01 Ian Lance Taylor <iant@google.com>
7535 PR rtl-optimization/31455
7536 * lower-subreg.c (find_decomposable_subregs): Don't decompose
7537 subregs which have a cast between modes which are not tieable.
7539 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
7541 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
7542 breaks after return statements.
7544 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
7546 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
7547 only after no_new_pseudos.
7549 2007-05-31 Eric Christopher <echristo@apple.com>
7551 * expr.c (convert_move): Assert that we don't have a BLKmode
7553 (store_expr): Handle BLKmode moves by calling emit_block_move.
7555 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
7557 * c-typeck.c (build_indirect_ref): Include type in error message.
7558 (build_binary_op): Pass types to binary_op_error.
7559 * c-common.c (binary_op_error): Take two type arguments, print out
7561 * c-common.h (binary_op_error): Update prototype.
7563 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7565 * config/i386/i386.c: Correct coments on -mno-sse4.
7567 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7569 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
7570 (x86_64-*-*): Likewise.
7571 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
7572 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
7573 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7574 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
7575 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7576 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7577 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7578 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7579 (OPTION_MASK_ISA_SSE4): Likewise.
7580 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
7581 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7582 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
7583 (override_options): Support SSE4.2.
7584 (ix86_build_const_vector): Support SImode and DImode.
7585 (ix86_build_signbit_mask): Likewise.
7586 (ix86_expand_int_vcond): Support V2DImode.
7587 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
7588 (IX86_BUILTIN_CRC32HI): Likewise.
7589 (IX86_BUILTIN_CRC32SI): Likewise.
7590 (IX86_BUILTIN_CRC32DI): Likewise.
7591 (IX86_BUILTIN_PCMPGTQ): Likewise.
7592 (bdesc_crc32): Likewise.
7593 (bdesc_sse_3arg): Likewise.
7594 (ix86_expand_crc32): Likewise.
7595 (ix86_init_mmx_sse_builtins): Support SSE4.2.
7596 (ix86_expand_builtin): Likewise.
7597 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7598 __SSE4_2__ for -msse4.2.
7599 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
7600 (CRC32MODE): Likewise.
7601 (crc32modesuffix): Likewise.
7602 (crc32modeconstraint): Likewise.
7603 (sse4_2_crc32<mode>): Likewise.
7604 (sse4_2_crc32di): Likewise.
7605 * config/i386/i386.opt (msse4.2): New for SSE4.2.
7607 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
7608 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
7609 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
7610 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
7611 (vcondu<mode>): Likewise.
7612 * doc/extend.texi: Document SSE4.2 built-in functions.
7613 * doc/invoke.texi: Document -msse4.2/-msse4.
7615 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
7617 PR tree-optimization/32160
7618 * tree-predcom.c (predcom_tmp_var): New function. Mark created
7619 variable as gimple reg.
7620 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
7622 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
7624 * gcc.c (main): Don't consider linker options when issuing the
7625 warning about a linker input file not being used.
7627 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7629 * tree-vrp.c (compare_names): Initialize sop.
7631 2007-05-30 Dirk Mueller <dmueller@suse.de>
7633 * cgraphunit.c (cgraph_analyze_function): Remove
7634 computation of inline parameters.
7636 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7638 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
7640 2007-05-30 Richard Sandiford <richard@codesourcery.com>
7642 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
7643 Add vx-common.h. Include vxworks.h between vx-common.h and
7645 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
7647 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
7648 (TARGET_ASM_DESTRUCTOR): Likewise.
7649 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
7650 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
7651 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7652 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
7653 (VXWORKS_ENDIAN_SPEC): Define.
7654 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
7655 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
7656 VXWORKS_* equivalents.
7657 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
7658 (ASM_FILE_START): Delete.
7659 (TARGET_VERSION): Reformat.
7660 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
7661 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
7662 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7663 (FPBIT, DPBIT): Define.
7664 (fp-bit.c, dp-bit.c): New rules.
7665 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
7666 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
7667 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
7668 * config/arm/arm.h: Include vxworks-dummy.h.
7669 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
7670 Mark with ATTRIBUTE_UNUSED.
7671 (arm_override_options): Do not allow VxWorks RTP PIC to be used
7672 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
7673 make it incompatible with -msingle-pic-base.
7674 (arm_function_ok_for_sibcall): Return false for calls that might
7675 go through a VxWorks PIC PLT entry.
7676 (require_pic_register): New function, split out from...
7677 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
7679 (arm_load_pic_register): Handle the VxWorks RTP initialization
7680 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
7681 (arm_emit_call_insn): New function.
7682 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
7683 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
7684 (pic_offset_arm): New pattern.
7685 (call, call_value): Use arm_emit_call_insn.
7686 (call_internal, call_value_internal): New expanders.
7687 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
7688 VxWorks unless __PIC__.
7690 2007-05-30 Eric Christopher <echristo@gmail.com>
7692 * genrecog.c: Include regs.h in generated file.
7693 * genemit.c: Ditto. Fix up formatting.
7694 * config/mn10300/constraints.md: New.
7695 * config/mn10300/mn10300.md: Include.
7696 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
7697 Fix up for removed macro.
7698 * config/mn10300/predicates.md (call_address_operand): Ditto.
7699 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
7700 (CONST_OK_FOR_I): Ditto.
7701 (CONST_OK_FOR_J): Ditto.
7702 (CONST_OK_FOR_K): Ditto.
7703 (CONST_OK_FOR_L): Ditto.
7704 (CONST_OK_FOR_M): Ditto.
7705 (CONST_OK_FOR_N): Ditto.
7706 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
7710 (EXTRA_CONSTRAINT): Ditto.
7712 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7714 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
7716 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
7717 OPTION_MASK_ISA_64BIT.
7718 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
7720 2007-05-30 Richard Guenther <rguenther@suse.de>
7723 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
7724 types for comparison.
7725 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
7726 with original typed arguments.
7727 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
7729 2007-05-30 Jakub Jelinek <jakub@redhat.com>
7731 PR tree-optimization/31769
7732 * except.c (duplicate_eh_regions): Clear prev_try if
7733 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
7735 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
7737 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
7738 * tree-ssa-sink.c (statement_sink_location): Return basic block and
7739 bsi of the location where statements should be inserted.
7740 (sink_code_in_bb): Take bsi from statement_sink_location.
7741 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
7742 instead of bsi_start.
7743 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
7745 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
7746 (bsi_move_before): Document inconsistency with bsi_move_after.
7747 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
7749 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7751 * config/i386/i386.h (TARGET_ABM): New define.
7752 (TARGET_POPCNT): Ditto.
7753 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
7754 New temporary defines to redefine from OPTION_ISA_* defines.
7755 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
7756 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
7757 (ix86_isa_flags): New extern int declaration.
7758 (TARGET_SUBTARGET_DEFAULT): New define.
7759 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
7760 (TARGET_SUBTARGET32_DEFAULT): Ditto.
7761 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
7762 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7763 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
7764 * config/i386/darwin.h: Change TARGET_64BIT define to
7767 * config/i386/i386.opt (m3dnowa): Define as undocumented option
7768 using existing "ix86_isa_flags" varible.
7769 (m32, m64): Use existing "ix86_isa_flags" variable.
7770 (mmmx, m3dnow): Ditto.
7771 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
7772 (mabm): Define as non-negative option using "x86_abm" variable.
7773 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
7775 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
7776 Rewrite feature test bitmap.
7777 (ix86_isa_flags): New initialized global int varible.
7778 (ix86_isa_flags_explicit): New static int variable.
7779 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
7780 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
7781 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
7782 target_flags_explicit.
7783 (override_options): Remove "target_enable" and "target_disable" fields
7784 from "struct ptt". Update processor_target_table accordingly. Remove
7785 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
7786 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
7787 "target_flags" and "ix86_isa_flags_explicit" instead of
7788 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
7789 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
7790 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
7791 to true when either of PTA_POPCNT or PTA_ABM is set in
7792 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
7793 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
7794 processor_alias_table flags entry. Remove handling of
7795 "target_enable" and "target_disable" fields of processor_target_table.
7796 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
7797 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
7798 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
7799 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
7800 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
7802 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
7804 2007-05-29 David Daney <ddaney@avtrex.com>
7807 * config/mips/mips.c (mips_output_mi_thunk): Emit
7808 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
7810 2007-05-29 Hui-May Chang <hm.chang@apple.com>
7811 * config/i386/i386.c (ix86_function_regparm): Added checking of
7812 ix86_force_align_arg_pointer to determine the number of
7813 register parameters.
7815 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
7817 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
7818 (SET_DR_MISALIGNMENT): New.
7819 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
7820 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
7821 Use SET_DR_MISALIGNMENT.
7822 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
7824 * tree-data-ref.c (create_data_ref, compute_all_dependences,
7825 find_loop_nest): Export.
7826 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
7827 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
7828 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
7829 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
7831 (struct mem_ref): Add field reuse_distance.
7832 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
7833 Initialize reuse_distance field.
7834 (issue_prefetch_ref): Select temporality of prefetch according to
7836 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
7837 self_reuse_distance, determine_loop_nest_reuse): New functions.
7838 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
7839 (tree_ssa_prefetch_arrays): Dump L2 cache size.
7840 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
7843 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
7845 * tree-ssa-alias.c: Add aliasing overview.
7847 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
7848 Danny Smith <dannysmith@users.sourceforge.net>
7851 * config/i386/t-crtfm: Compile crtfastmath.o with
7852 -minline-all-stringops.
7853 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
7854 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
7856 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7858 * doc/md.texi: Document constraints on HP PA-RISC.
7860 * pa/constraints.md: New file.
7861 * pa.md: Include constraints.md.
7862 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
7863 (integer_store_memory_operand, ldil_cint_p): New functions.
7864 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
7865 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7866 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
7867 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
7868 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
7870 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
7873 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
7874 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
7875 case POSTDECREMENT_EXPR>): Return the error_mark_node
7876 if either the real or imaginary parts would an
7879 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
7881 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
7882 name when we remove it from a call.
7884 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
7886 * targhooks.c (default_narrow_bitfield): Remove.
7887 * targhooks.h: Remove the prototype for
7888 default_narrow_bitfield.
7890 * langhooks-def.h: Remove the prototype for
7891 hook_get_alias_set_0.
7892 * langhooks.c (hook_get_alias_set_0): Remove.
7894 * global.c (EXECUTE_IF_CONFLICT): Remove.
7896 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7899 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
7900 return true when truth_value_p is true and the type
7903 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
7905 * doc/install.texi (Prerequisites): We no longer require Autoconf
7906 2.13 for the top-level.
7908 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
7910 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
7911 memory access via x86_expand_vector_move_misalign() only for
7912 TImode values on 32-bit targets.
7914 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
7916 * matrix-reorg.c: New file. Implement matrix flattening and
7917 transposing optimization.
7918 * tree-pass.h: Add matrix reorg pass.
7919 * common.opt: Add fipa-mreorg flag.
7920 * Makefile.in: Add matrix-reorg.c.
7921 * passes.c: Add matrix reorg pass.
7922 * varpool.c (add_new_static_var): New function.
7923 * cgraph.h (add_new_static_var): Declare.
7925 2007-05-27 Eric Christopher <echristo@apple.com>
7927 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
7928 sp_offset depending on stack size. Save r12 depending
7929 on registers we're saving later.
7930 (rs6000_emit_epilogue): Update sp_offset depending only
7933 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
7935 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
7936 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7937 * ifcvt.c (if_convert): Ditto.
7938 * tree-ssa-threadupdate.c (thread_block): Ditto.
7939 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
7940 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7941 verify_loop_closed_ssa): Check number_of_loops instead of
7943 * predict.c (tree_estimate_probability): Ditto.
7944 * tree-if-conv.c (main_tree_if_conversion): Ditto.
7945 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7946 * modulo-sched.c (sms_schedule): Ditto.
7947 * tree-scalar-evolution.c (scev_const_prop): Ditto.
7948 (scev_finalize): Do not do anything if scev analysis was not
7950 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
7951 current_loops == NULL.
7952 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
7953 * loop-init.c (loop_optimizer_init): Do not free current_loops when
7955 (loop_optimizer_finalize): Assert that loops were analyzed.
7956 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
7957 rtl_doloop): Check number_of_loops instead of current_loops.
7958 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
7959 current_loops == NULL.
7960 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
7961 gate_tree_vectorize tree_linear_transform, check_data_deps,
7962 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
7963 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
7964 Check number_of_loops instead of current_loops.
7965 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
7966 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
7967 free loops if available.
7968 (execute_pre): Do not pass do_fre to fini_pre.
7970 2007-05-27 Tobias Burnus <burnus@net-b.de>
7973 * real.c (mpfr_from_real): Fix sign of -Inf.
7975 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
7977 * tree-vect-transform.c (vectorizable_conversion): Initialize
7978 tree_code variables to ERROR_MARK.
7979 (vectorizable_type_demotion): Likewise.
7980 (vectorizable_type_promotion): Likewise.
7982 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7985 * config/i386/i386.md (movti): Handle push operands via
7988 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7990 * basic-block.h: Remove the prototype for merge_seq_blocks.
7991 * cfgcleanup.c (merge_seq_blocks): Remove.
7993 * tree-flow.h: Remove the prototype for is_aliased_with.
7994 * tree-ssa-alias.c (is_aliased_with): Remove.
7996 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
7998 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8000 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8002 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8003 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8004 (vec_unpacks_hi_v16qi): Likewise.
8005 (vec_unpacku_lo_v16qi): Likewise.
8006 (vec_unpacks_lo_v16qi): Likewise.
8007 (vec_unpacku_hi_v8hi): Likewise.
8008 (vec_unpacks_hi_v8hi): Likewise.
8009 (vec_unpacku_lo_v8hi): Likewise.
8010 (vec_unpacks_lo_v8hi): Likewise.
8011 (vec_unpacku_hi_v4si): Likewise.
8012 (vec_unpacks_hi_v4si): Likewise.
8013 (vec_unpacku_lo_v4si): Likewise.
8014 (vec_unpacks_lo_v4si): Likewise.
8016 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8018 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8019 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8020 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8021 follow spelling conventions in various
8022 warning/error/diagnostic messages.
8024 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8025 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8026 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8027 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8028 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8029 * doc/tm.texi: Follow spelling conventions.
8031 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8034 * tree-ssa-forwprop.c
8035 (forward_propagate_addr_into_variable_array_index): Remove
8036 the lhs argument. Use the type of def_rhs instead of lhs.
8037 (forward_propagate_addr_expr_1): Update use of
8038 forward_propagate_addr_into_variable_array_index.
8040 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8041 Nigel Stephens <nigel@mips.com>
8043 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8044 function attributes, "far" being an alias for "long_call".
8045 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8046 (mips_near_type_p, mips_far_type_p): New.
8047 (mips_comp_type_attributes): New function to check that attributes
8048 attached to a function type are compatible.
8049 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8050 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8051 to the target function of the thunk.
8052 (mips_encode_section_info): Check for "near" and "far" function
8053 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8055 * config/mips/predicates.md (const_call_insn_operand): Test only
8056 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8058 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8061 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8062 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8063 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8064 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8066 2007-05-25 Eric Christopher <echristo@apple.com>
8068 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8069 to x86-darwin configurations.
8070 * config/i386/t-darwin: Add softfp support.
8071 * config/i386/t-darwin64: Ditto.
8072 * config/i386/sfp-machine.h: If mach then don't use
8073 aliasing, emit a stub to call.
8075 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8077 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8078 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8079 tree-predcom.c, tree-ssa-alias-warnings.c,
8080 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8081 comment typos. Follow spelling conventions.
8082 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8084 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8087 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8088 constants into memory. Expand unaligned memory references for
8089 SSE modes via x86_expand_vector_move_misalign() function.
8091 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8094 "memory" attribute for "sseishft" type insn without operands[2].
8096 2007-05-25 Dirk Mueller <dmueller@suse.de>
8097 Marcus Meissner <meissner@suse.de>
8099 * doc/extend.texi (alloc_size): New attribute.
8100 * c-common.c (handle_alloc_size_attribute): New.
8101 * tree-object-size.c (alloc_object_size): Use alloc_size
8102 attribute, if available.
8104 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8106 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8108 (__builtin_ia32_vec_ext_v2di): Likewise.
8109 (__builtin_ia32_vec_ext_v4si): Likewise.
8110 (__builtin_ia32_vec_ext_v8hi): Likewise.
8111 (__builtin_ia32_vec_ext_v16qi): Likewise.
8112 (__builtin_ia32_vec_set_v8hi): Likewise.
8114 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8116 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8118 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8120 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8121 (arm_is_longcall_p): Rename to...
8122 (arm_is_long_call_p): ...this. Take a single tree argument and
8124 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8125 (CUMULATIVE_ARGS): Remove call_cookie.
8126 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8127 (ENCODED_LONG_CALL_ATTR_P): Delete.
8128 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8129 LONG_CALL_FLAG_CHAR cases.
8130 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8131 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8132 ARM_DECLARE_FUNCTION_SIZE.
8133 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8134 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8135 (arm_encode_call_attribute, current_file_function_operand): Delete.
8136 (arm_function_in_section_p): New function.
8137 (arm_is_longcall_p): Rename to...
8138 (arm_is_long_call_p): ...this. Take the target function as a single
8139 argument and return a bool. Do not rely on call cookies. Check
8140 whether the target symbol is in the same section as the current
8141 function, not just the same compilation unit.
8142 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8143 (arm_encode_section_info): Don't encode a call type.
8144 * config/arm/arm.md (call, call_value): Update calls to
8145 arm_is_long(_)call_p. Simplify logic.
8146 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8147 Update calls to arm_is_long(_)call_p.
8149 2007-05-25 Richard Guenther <rguenther@suse.de>
8151 PR tree-optimization/31982
8152 * tree-ssa-forwprop.c
8153 (forward_propagate_addr_into_variable_array_index): Handle arrays
8154 with element size one.
8156 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8158 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8159 (umulsi3_highpart): Likewise.
8161 2007-05-24 Ian Lance Taylor <iant@google.com>
8163 PR rtl-optimization/32069
8164 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8167 2007-05-24 Ollie Wild <aaw@google.com>
8169 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8172 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8174 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8175 (oprs_unchanged_p): Use it to check all registers in a REG.
8176 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8177 (reg_set_between_after_reload_p): Delete.
8178 (reg_used_between_after_reload_p): Likewise.
8179 (reg_set_or_used_since_bb_start): Likewise.
8180 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8181 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8182 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8183 * rtlanal.c (reg_set_p): Check whether REG overlaps
8184 regs_invalidated_by_call, rather than just checking the
8185 membership of REGNO (REG).
8187 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8189 * doc/passes.texi: Document predictive commoning.
8190 * doc/invoke.texi (-fpredictive-commoning): Document.
8191 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8192 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8193 adding indices to the generated name.
8194 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8195 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8196 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8197 (op_symbol_code): ... and exported.
8198 (dump_omp_clause, op_symbol): Use op_symbol_code
8199 instead of op_symbol_1.
8200 * tree-pass.h (pass_predcom): Declare.
8201 * timevar.def (TV_PREDCOM): New timevar.
8202 * tree-ssa-loop.c (run_tree_predictive_commoning,
8203 gate_tree_predictive_commoning, pass_predcom): New.
8204 * tree-data-ref.c (find_data_references_in_loop): Find the
8205 references in dominance order.
8206 (canonicalize_base_object_address): Ensure that the result has
8208 (dr_analyze_innermost): Export.
8209 (create_data_ref): Code to fail for references with invariant
8211 (find_data_references_in_stmt): ... here.
8212 * tree-data-ref.h (dr_analyze_innermost): Declare.
8213 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8214 (aff_combination_find_elt, name_expansion_hash,
8215 name_expansion_eq, tree_to_aff_combination_expand,
8216 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8218 * tree-affine.h (aff_combination_constant_multiple_p,
8219 tree_to_aff_combination_expand): Declare.
8220 * tree-predcom.c: New file.
8221 * common.opt (fpredictive-commoning): New option.
8222 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8223 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8224 * Makefile.in (tree-predcom.o): Add.
8225 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8226 * passes.c (init_optimization_passes): Add dceloop after
8227 copy propagation in loop optimizer. Add predictive commoning
8228 to loop optimizer passes.
8230 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8232 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8235 2007-05-24 Jan Hubicka <jh@suse.cz>
8237 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8239 (genheader): Include statistics.h.
8241 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8243 * print-rtl.c (flag_dump_unnumbered): Update comments.
8244 (print_rtl): Fix my previous change.
8245 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8248 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8251 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8253 (thread_through_all_blocks): Call initialize_original_copy_tables
8254 and free_original_copy_tables.
8255 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8257 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8258 * cfghooks.c (duplicate_block): Use get_loop_copy.
8259 * cfg.c: Include cfgloop.h.
8260 (loop_copy): New hash table.
8261 (initialize_original_copy_tables): Initialize loop_copy table.
8262 (free_original_copy_tables): Free loop_copy table.
8263 (copy_original_table_clear, copy_original_table_set,
8264 set_loop_copy, get_loop_copy): New functions.
8265 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8266 * cfgloop.h (struct loop): Remove copy field.
8267 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8268 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8270 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8272 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8273 -msse/-msse2/-msse3.
8275 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8277 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8278 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8280 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8283 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8284 * targhooks.h (default_mangle_decl_assembler_name): Declare
8286 * targhooks.c (default_mangle_decl_assembler_name): Define
8288 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8290 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8291 * langhooks.c (lhd_set_decl_assembler_name): Call
8292 targetm.mangle_decl_assembler_name for names with global scope.
8294 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8296 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8297 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8299 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8300 New. Factored out of i386_pe_encode_section_info.
8301 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8302 Move check for prior decoration of stdcall
8303 symbols to i386_pe_encode_section_info.
8304 (i386_pe_encode_section_info): Adjust call to
8305 gen_stdcall_or_fastcall_suffix. Use
8306 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8307 (i386_pe_mangle_decl_assembler_name): New. Wrap
8308 i386_pe_maybe_mangle_decl_assembler_name.
8310 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8312 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8313 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8314 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8315 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8316 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8319 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8320 Nigel Stephens <nigel@mips.com>
8321 Richard Sandiford <richard@codesourcery.com>
8323 Fix up MIPS16 hard float and add support for complex.
8325 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8326 (TARGET_SOFT_FLOAT_ABI): New.
8327 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8328 __mips_soft_float to reflect the ABI in use, not whether the
8329 FPU is directly accessible (e.g., in MIPS16 mode).
8330 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8331 (UNITS_PER_FPVALUE): Likewise.
8333 * config/mips/mips.c (mips_expand_call): Remove redundant
8334 TARGET_MIPS16 check.
8335 (mips_arg_regno): New.
8336 (function_arg_advance): When setting bits in cum->fp_code for
8337 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8339 (function_arg): Use mips_arg_regno.
8340 (mips_return_mode_in_fpr_p): New.
8341 (mips16_call_stub_mode_suffix): New.
8342 (mips16_cfun_returns_in_fpr_p): New.
8343 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8344 (mips_output_function_prologue): Test mips16_hard_float, not
8345 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8346 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8347 return value into a floating-point register.
8348 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8349 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8350 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8351 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8352 word of double arguments from or to the high bits of 64-bit
8353 floating point registers.
8354 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8355 (mips16_fpret_double): New helper function.
8356 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8357 support for complex modes. Fill in DECL_RESULT for stubdecl.
8358 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8360 * config/mips/mips16.S
8361 (RET, ARG1, ARG2): New.
8362 (MERGE_GPRf, MERGE_GPRt): New.
8363 (DELAYt, DELAYf): New.
8364 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8365 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8366 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8367 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8368 (SFOP): Renamed to...
8369 (OPSF3): This, and macro-ified. Updated all uses.
8370 (SFOP2): Renamed to...
8371 (OPSF2): This, and macro-ified. Updated all uses.
8372 (SFCMP): Renamed to...
8373 (CMPSF): This, and macro-ified. Updated all uses.
8374 (SFREVCMP): Renamed to...
8375 (REVCMPSF): This, and macro-ified. Updated all uses.
8376 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8377 (LDDBL1, LDDBL2, RETDBL): Deleted.
8378 (DFOP): Renamed to...
8379 (OPDF3): This, and macro-ified. Updated all uses.
8380 (DFOP2): Renamed to...
8381 (OPDF2): This, and macro-ified. Updated all uses.
8382 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8383 (DFCMP): Renamed to...
8384 (CMPDF): This, and macro-ified. Updated all uses.
8385 (DFREVCMP): Renamed to...
8386 (REVCMPDF): This, and macro-ified. Updated all uses.
8387 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8388 (RET_FUNCTION): New.
8389 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8390 (__mips16_ret_sc, __mips16_ret_dc): New.
8391 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8392 STUB_ARGS_6, STUB_ARGS_10): New.
8393 (CALL_STUB_NO_RET): New.
8394 (__mips16_call_stub_1): Macro-ified.
8395 (__mips16_call_stub_5): Macro-ified.
8396 (__mips16_call_stub_2): Macro-ified.
8397 (__mips16_call_stub_6): Macro-ified.
8398 (__mips16_call_stub_9): Macro-ified.
8399 (__mips16_call_stub_10): Macro-ified.
8400 (CALL_STUB_RET): New.
8401 (__mips16_call_stub_sf_0): Macro-ified.
8402 (__mips16_call_stub_sf_1): Macro-ified.
8403 (__mips16_call_stub_sf_5): Macro-ified.
8404 (__mips16_call_stub_sf_2): Macro-ified.
8405 (__mips16_call_stub_sf_6): Macro-ified.
8406 (__mips16_call_stub_sf_9): Macro-ified.
8407 (__mips16_call_stub_sf_10): Macro-ified.
8408 (__mips16_call_stub_df_0): Macro-ified.
8409 (__mips16_call_stub_df_1): Macro-ified.
8410 (__mips16_call_stub_df_5): Macro-ified.
8411 (__mips16_call_stub_df_2): Macro-ified.
8412 (__mips16_call_stub_df_6): Macro-ified.
8413 (__mips16_call_stub_df_9): Macro-ified.
8414 (__mips16_call_stub_df_10): Macro-ified.
8415 (__mips16_call_stub_sc_0): New.
8416 (__mips16_call_stub_sc_1): New.
8417 (__mips16_call_stub_sc_5): New.
8418 (__mips16_call_stub_sc_2): New.
8419 (__mips16_call_stub_sc_6): New.
8420 (__mips16_call_stub_sc_9): New.
8421 (__mips16_call_stub_sc_10): New.
8422 (__mips16_call_stub_dc_0): New.
8423 (__mips16_call_stub_dc_1): New.
8424 (__mips16_call_stub_dc_5): New.
8425 (__mips16_call_stub_dc_2): New.
8426 (__mips16_call_stub_dc_6): New.
8427 (__mips16_call_stub_dc_9): New.
8428 (__mips16_call_stub_dc_10): New.
8430 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8431 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8432 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8434 2007-05-23 Ian Lance Taylor <iant@google.com>
8436 * doc/invoke.texi (Invoking GCC): Document that the order of the
8439 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8442 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8443 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8444 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8448 * config/score/score.c (score_print_operand): Make sure that only
8449 lower bits are used.
8451 2007-05-22 Ian Lance Taylor <iant@google.com>
8453 * tree-vrp.c (avoid_overflow_infinity): New static function,
8454 broken out of set_value_range_to_value.
8455 (set_value_range_to_value): Call avoid_overflow_infinity.
8456 (extract_range_from_assert): Likewise.
8458 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8461 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8462 change the type before looking for a COMPOUND_EXPR.
8464 2007-05-22 Ian Lance Taylor <iant@google.com>
8466 * lower-subreg.c (decompose_multiword_subregs): If we change an
8467 insn, call remove_retval_note on it.
8469 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8471 * regs.h (end_hard_regno): New function.
8472 (END_HARD_REGNO, END_REGNO): New macros.
8473 (add_to_hard_reg_set): New function.
8474 (remove_from_hard_reg_set): Likewise.
8475 (in_hard_reg_set_p): Likewise.
8476 (overlaps_hard_reg_set_p): Likewise.
8477 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8478 (note_btr_set): Use END_HARD_REGNO.
8479 * caller-save.c (setup_save_areas): Use end_hard_regno.
8480 (mark_set_regs): Use END_HARD_REGNO.
8481 (add_stored_regs): Use end_hard_regno.
8482 (mark_referenced_regs): Use add_to_hard_reg_set.
8483 * combine.c (update_table_tick): Use END_REGNO.
8484 (record_value_for_reg): Likewise.
8485 (record_dead_and_set_regs): Likewise.
8486 (get_last_value_validate): Likewise.
8487 (use_crosses_set_p): Likewise.
8488 (reg_dead_at_p_1): Likewise.
8489 (reg_dead_at_p): Likewise.
8490 (mark_used_regs_combine): Use add_to_hard_reg_set.
8491 (move_deaths): Use END_HARD_REGNO.
8492 (reg_bitfield_target_p): Use end_hard_regno.
8493 (distribute_notes): Use END_HARD_REGNO.
8494 * cse.c (mention_regs): Use END_REGNO.
8495 (insert): Use add_to_hard_reg_set.
8496 (invalidate): Use END_HARD_REGNO.
8497 (invalidate_for_call): Likewise.
8498 (exp_equiv_p): Use END_REGNO.
8499 (cse_insn): Likewise.
8500 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8501 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8502 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8503 * function.c (keep_stack_depressed): Use end_hard_regno.
8504 * global.c (global_alloc): Use end_hard_regno.
8505 (global_conflicts): Use add_to_hard_reg_set instead of
8507 (find_reg): Likewise.
8508 (mark_reg_store): Likewise.
8509 (mark_reg_conflicts): Likewise.
8510 (mark_reg_death): Use remove_from_hard_reg_set.
8511 (mark_reg_live_nc): Delete.
8512 (set_preference): Use end_hard_regno.
8513 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8514 remove_from_hard_reg_set.
8515 (post_mark_life): Use add_to_hard_reg_set.
8516 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8517 (reg_becomes_live): Use add_to_hard_reg_set.
8518 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8519 (peep2_find_free_register): Use add_to_hard_reg_set.
8520 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8521 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8522 * regrename.c (note_sets): Use add_to_hard_reg_set.
8523 (clear_dead_regs): Use remove_from_hard_reg_set.
8524 (regrename_optimize): Use add_to_hard_reg_set.
8525 (find_oldest_value_reg): Use in_hard_reg_set_p.
8526 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8527 (hard_reg_set_here_p): Use end_hard_regno.
8528 (decompose): Likewise.
8529 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8530 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8531 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8532 (mark_home_live): Use end_hard_regno.
8533 (spill_hard_reg): Likewise.
8534 (clear_reload_reg_in_use): Likewise.
8535 * reorg.c (delete_prior_computation): Use END_REGNO.
8536 * resource.c (update_live_status): Use END_HARD_REGNO.
8537 (mark_referenced_resources): Use add_to_hard_reg_set.
8538 (mark_set_resources): Likewise.
8539 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
8540 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
8541 (reg_overlap_mentioned_p): Likewise.
8542 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
8543 (covers_regno_no_parallel_p): Use END_REGNO.
8544 (find_regno_note): Likewise.
8545 (find_reg_fusage): Use END_HARD_REGNO.
8546 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
8547 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
8549 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8551 * mode-switching.c (reg_dies): Change type of second argument to
8553 (optimize_mode_switching): Update accordingly.
8555 2007-05-22 Richard Sandiford <richard@codesourcery.com>
8557 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
8559 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
8560 (hard_reg_set_empty_p): ...these new functions.
8561 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
8562 GO_IF_HARD_REG_SUBSET.
8563 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
8564 instead of GO_IF_HARD_REG_EQUAL.
8565 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
8566 instead of GO_IF_HARD_REG_EQUAL.
8567 * global.c (find_reg): Use hard_reg_set_empty_p instead of
8568 GO_IF_HARD_REG_SUBSET.
8569 (modify_reg_pav): Use hard_reg_set_empty_p instead of
8570 GO_IF_HARD_REG_EQUAL.
8571 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
8572 of GO_IF_HARD_REG_SUBSET.
8573 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
8574 instead of GO_IF_HARD_REG_EQUAL.
8575 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
8576 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
8577 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
8578 of GO_IF_HARD_REG_SUBSET,
8579 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
8580 GO_IF_HARD_REG_SUBSET.
8581 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
8582 instead of GO_IF_HARD_REG_EQUAL.
8583 * config/sh/sh.c (push_regs, calc_live_regs): Use
8584 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
8585 (hard_regs_intersect_p): Delete.
8587 2007-05-22 Janis Johnson <janis187@us.ibm.com>
8589 * doc/sourcebuild.texi (Test Directives) Add dg-message.
8591 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
8592 Richard Henderson <rth@redhat.com>
8594 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
8596 (x86_64-*-*): Likewise.
8598 * i386/i386-modes.def (V2QI): New.
8600 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
8602 (override_options): Support SSE4.1.
8603 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
8604 (IX86_BUILTIN_BLENDPS): Likewise.
8605 (IX86_BUILTIN_BLENDVPD): Likewise.
8606 (IX86_BUILTIN_BLENDVPS): Likewise.
8607 (IX86_BUILTIN_PBLENDVB128): Likewise.
8608 (IX86_BUILTIN_PBLENDW128): Likewise.
8609 (IX86_BUILTIN_DPPD): Likewise.
8610 (IX86_BUILTIN_DPPS): Likewise.
8611 (IX86_BUILTIN_INSERTPS128): Likewise.
8612 (IX86_BUILTIN_MOVNTDQA): Likewise.
8613 (IX86_BUILTIN_MPSADBW128): Likewise.
8614 (IX86_BUILTIN_PACKUSDW128): Likewise.
8615 (IX86_BUILTIN_PCMPEQQ): Likewise.
8616 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
8617 (IX86_BUILTIN_PMAXSB128): Likewise.
8618 (IX86_BUILTIN_PMAXSD128): Likewise.
8619 (IX86_BUILTIN_PMAXUD128): Likewise.
8620 (IX86_BUILTIN_PMAXUW128): Likewise.
8621 (IX86_BUILTIN_PMINSB128): Likewise.
8622 (IX86_BUILTIN_PMINSD128): Likewise.
8623 (IX86_BUILTIN_PMINUD128): Likewise.
8624 (IX86_BUILTIN_PMINUW128): Likewise.
8625 (IX86_BUILTIN_PMOVSXBW128): Likewise.
8626 (IX86_BUILTIN_PMOVSXBD128): Likewise.
8627 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
8628 (IX86_BUILTIN_PMOVSXWD128): Likewise.
8629 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
8630 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
8631 (IX86_BUILTIN_PMOVZXBW128): Likewise.
8632 (IX86_BUILTIN_PMOVZXBD128): Likewise.
8633 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
8634 (IX86_BUILTIN_PMOVZXWD128): Likewise.
8635 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
8636 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
8637 (IX86_BUILTIN_PMULDQ128): Likewise.
8638 (IX86_BUILTIN_PMULLD128): Likewise.
8639 (IX86_BUILTIN_ROUNDPD): Likewise.
8640 (IX86_BUILTIN_ROUNDPS): Likewise.
8641 (IX86_BUILTIN_ROUNDSD): Likewise.
8642 (IX86_BUILTIN_ROUNDSS): Likewise.
8643 (IX86_BUILTIN_PTESTZ): Likewise.
8644 (IX86_BUILTIN_PTESTC): Likewise.
8645 (IX86_BUILTIN_PTESTNZC): Likewise.
8646 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
8647 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
8648 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
8649 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
8650 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
8652 (bdesc_sse_3arg): Likewise.
8653 (bdesc_2arg): Likewise.
8654 (bdesc_1arg): Likewise.
8655 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
8657 (ix86_expand_sse_4_operands_builtin): New.
8658 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
8659 smaller than 8 bits as the 2nd arg.
8660 (ix86_expand_sse_ptest): New.
8661 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
8662 (ix86_expand_vector_set): Support SSE4.1.
8663 (ix86_expand_vector_extract): Likewise.
8665 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8666 __SSE4_1__ for -msse4.1.
8668 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
8669 (UNSPEC_INSERTPS): Likewise.
8670 (UNSPEC_DP): Likewise.
8671 (UNSPEC_MOVNTDQA): Likewise.
8672 (UNSPEC_MPSADBW): Likewise.
8673 (UNSPEC_PHMINPOSUW): Likewise.
8674 (UNSPEC_PTEST): Likewise.
8675 (UNSPEC_ROUNDP): Likewise.
8676 (UNSPEC_ROUNDS): Likewise.
8678 * config/i386/i386.opt (msse4.1): New for SSE4.1.
8680 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
8681 (const_pow2_1_to_32768_operand): Likewise.
8683 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
8686 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
8688 (sse4_1_insertps): Likewise.
8689 (*sse4_1_extractps): Likewise.
8690 (sse4_1_ptest): Likewise.
8691 (sse4_1_mulv2siv2di3): Likewise.
8692 (*sse4_1_mulv4si3): Likewise.
8693 (*sse4_1_smax<mode>3): Likewise.
8694 (*sse4_1_umax<mode>3): Likewise.
8695 (*sse4_1_smin<mode>3): Likewise.
8696 (*sse4_1_umin<mode>3): Likewise.
8697 (sse4_1_eqv2di3): Likewise.
8698 (*sse4_1_pinsrb): Likewise.
8699 (*sse4_1_pinsrd): Likewise.
8700 (*sse4_1_pinsrq): Likewise.
8701 (*sse4_1_pextrb): Likewise.
8702 (*sse4_1_pextrb_memory): Likewise.
8703 (*sse4_1_pextrw_memory): Likewise.
8704 (*sse4_1_pextrq): Likewise.
8705 (sse4_1_blendpd): Likewise.
8706 (sse4_1_blendps): Likewise.
8707 (sse4_1_blendvpd): Likewise.
8708 (sse4_1_blendvps): Likewise.
8709 (sse4_1_dppd): Likewise.
8710 (sse4_1_dpps): Likewise.
8711 (sse4_1_movntdqa): Likewise.
8712 (sse4_1_mpsadbw): Likewise.
8713 (sse4_1_packusdw): Likewise.
8714 (sse4_1_pblendvb): Likewise.
8715 (sse4_1_pblendw): Likewise.
8716 (sse4_1_phminposuw): Likewise.
8717 (sse4_1_extendv8qiv8hi2): Likewise.
8718 (*sse4_1_extendv8qiv8hi2): Likewise.
8719 (sse4_1_extendv4qiv4si2): Likewise.
8720 (*sse4_1_extendv4qiv4si2): Likewise.
8721 (sse4_1_extendv2qiv2di2): Likewise.
8722 (*sse4_1_extendv2qiv2di2): Likewise.
8723 (sse4_1_extendv4hiv4si2): Likewise.
8724 (*sse4_1_extendv4hiv4si2): Likewise.
8725 (sse4_1_extendv2hiv2di2): Likewise.
8726 (*sse4_1_extendv2hiv2di2): Likewise.
8727 (sse4_1_extendv2siv2di2): Likewise.
8728 (*sse4_1_extendv2siv2di2): Likewise.
8729 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8730 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8731 (sse4_1_zero_extendv4qiv4si2): Likewise.
8732 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8733 (sse4_1_zero_extendv2qiv2di2): Likewise.
8734 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8735 (sse4_1_zero_extendv4hiv4si2): Likewise.
8736 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8737 (sse4_1_zero_extendv2hiv2di2): Likewise.
8738 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8739 (sse4_1_zero_extendv2siv2di2): Likewise.
8740 (*sse4_1_zero_extendv2siv2di2): Likewise.
8741 (sse4_1_roundpd): Likewise.
8742 (sse4_1_roundps): Likewise.
8743 (sse4_1_roundsd): Likewise.
8744 (sse4_1_roundss): Likewise.
8745 (mulv4si3): Don't expand for SSE4.1.
8746 (smax<mode>3): Likewise.
8747 (umaxv4si3): Likewise.
8748 (uminv16qi3): Likewise.
8749 (umin<mode>3): Likewise.
8750 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
8752 * doc/extend.texi: Document SSE4.1 built-in functions.
8754 * doc/invoke.texi: Document -msse4.1.
8756 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
8758 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
8759 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
8760 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
8761 (ASM_SPEC): Add asm_pcrel_spec.
8762 (EXTRA_SPECS): Add asm_pcrel_spec.
8764 2007-05-21 David Daney <ddaney@avtrex.com>
8766 * doc/install.texi (Building a cross compiler): Add requirements
8767 for Java cross compiler.
8769 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8772 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
8773 Add loopno argument. Use evolution_function_is_invariant_rec_p
8774 instead of evolution_function_is_constant_p.
8775 Update calls to evolution_function_is_affine_multivariate_p.
8776 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
8777 Add loopno argument.
8778 * tree-scalar-evolution.c (gather_chrec_stats): Call
8779 evolution_function_is_affine_multivariate_p with a loop
8781 * tree-data-ref.c (analyze_miv_subscript): Likewise.
8782 (analyze_overlapping_iterations): Likewise.
8783 (access_functions_are_affine_or_constant_p): Likewise.
8784 (build_classic_dist_vector_1): If the access functions
8785 are equal, don't do anything.
8787 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
8788 Paolo Carlini <pcarlini@suse.de>
8789 Uros Bizjak <ubizjak@gmail.com>
8791 * c-cppbuiltin.c (c_cpp_builtins): Define
8792 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
8793 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
8794 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
8795 * doc/cpp.texi ([Standard Predefined Macros]): Document.
8797 2007-05-21 Mike Stump <mrs@apple.com>
8799 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
8801 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8803 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
8805 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
8806 implementation if __OPTIMIZE__ is not defined.
8807 (_mm_alignr_pi8): Ditto.
8808 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8809 (_mm_inserti_si64): Ditto.
8810 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8811 (_mm_slli_epi16): Ditto.
8812 (_mm_slli_epi32): Ditto.
8813 (_mm_slli_epi64): Ditto.
8814 (_mm_srai_epi16): Ditto.
8815 (_mm_srai_epi32): Ditto.
8816 (_mm_srli_si128): Ditto.
8817 (_mm_slli_si128): Ditto.
8818 (_mm_srli_epi16): Ditto.
8819 (_mm_srli_epi32): Ditto.
8820 (_mm_srli_epi64): Ditto.
8821 (_mm_extract_epi16): Ditto.
8822 (_mm_insert_epi16): Ditto.
8823 (_mm_shufflehi_epi16): Ditto.
8824 (_mm_shufflelo_epi16): Ditto.
8825 (_mm_shuffle_epi32): Ditto.
8826 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
8828 (_mm_insert_pi16): Ditto.
8830 (_mm_shuffle_pi16): Ditto.
8832 (_mm_shufle_ps): Ditto.
8833 (_mm_prefetch): Ditto.
8835 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
8837 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
8838 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
8839 * real.c (encode_i370_single, decode_i370_single,
8840 encode_i370_double, decode_i370_double): Functions removed.
8841 (i370_single_format, i370_double_format): Initializations removed.
8842 (real_maxval, round_for_format, exact_real_truncate, significand_size):
8843 Consider the log2_b field to always be one.
8844 (ieee_single_format, mips_single_format, coldfire_single_format,
8845 ieee_double_format, mips_double_format, coldfire_double_format,
8846 ieee_extended_motorola_format, ieee_extended_intel_96_format,
8847 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
8848 ibm_extended_format, mips_extended_format, ieee_quad_format,
8849 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
8850 decimal_single_format, decimal_double_format, decimal_quad_format,
8851 c4x_single_format, c4x_extended_format, real_internal_format): Remove
8852 initialization of log2_b.
8853 * real.h (i370_single_format, i370_double_format): Declarations
8855 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
8856 field to always be one.
8858 2007-05-21 Andreas Schwab <schwab@suse.de>
8860 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
8861 NOTE_INSN_BASIC_BLOCK_P.
8862 (process_for_unwind_directive): Likewise.
8864 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
8866 * builtins.c (expand_builtin_setjmp_setup): Update comment.
8867 * function.h (struct function): Move va_list_gpr_size,
8868 va_list_fpr_size, function_frequency to front of bitfields. Add
8870 (current_function_calls_unwind_init): New.
8871 * except.c (expand_builtin_unwind_init): Set
8872 current_function_calls_unwind_init not
8873 current_function_has_nonlocal_label.
8874 * reload1.c (has_nonexceptional_receiver): New.
8875 (reload): Use it and current_function_calls_unwind_init to
8876 determine whether call-saved regs must be saved.
8878 2007-05-20 Jan Hubicka <jh@suse.cz>
8880 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
8881 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8882 * ddg.c (create_ddg): LIkewise.
8883 * final.c (final): Remove hunk moving line number notes around since
8884 they are no longer present at this stage.
8885 (final_scan_insn): Use NOTE_KIND instead of
8886 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8887 (output_asm_label): Likewise.
8888 * reorg.c (dbr_schedule): Likewise.
8889 * haifa-sched.c (unlink_other_notes): Likewise.
8890 * mode-switching.c (optimize_mode_switching): Likewise.
8891 * graph.c (start_bb): Likewise.
8892 * rtl.def (NOTE): Update description.
8893 * jump.c (squeeze_notes): Delete.
8894 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
8895 NOTE_INSN_BASIC_BLOCK_P when possible.
8896 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
8897 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
8898 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8899 (dwarf2out_var_location): Likewise.
8900 * cfgbuild.c (make_edges): Likewise.
8901 (find_basic_blocks_1): Likewise.
8902 * function.c (reorder_blocks_1): Likewise.
8903 (epilogue_done): Likewise.
8904 (reposition_prologue_and_epilogue_notes): Likewise.
8905 * print-rtl.c (print_rtx): Likewise; drop code for printing
8907 (print_rtl): Likewise.
8908 (print_rtl_single): Likewise.
8909 * gcse.c (insert_insn_start_bb): Likewise.
8910 * alias.c (init_alias_analysis): Likewise.
8911 * calls.c (fixup_tail_calls): Likewise.
8912 * except.c (sjlj_emit_function_enter): Likewise.
8913 * emit-rtl.c (add_insn_after): Likeiwse.
8914 (emit_label_before): Likewise.
8915 (emit_label_after): Likewise.
8916 (emit_note_before, emit_note_after, emit_note): Update
8917 parameter to be enum insn_note; do not deal with source
8919 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
8920 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
8922 (merge_blocks_move_successor_nojumps): Simplify now when
8923 we don't have BLOCK notes.
8924 (try_optimize_cfg): Likewise.
8925 * cfglayout.c (skip_insns_after_block): Likewise.
8926 (record_effective_endpoints): Likewise.
8927 (duplicate_insn_chain): Likewise.
8928 * varasm.c (output_constant_pool_1): Likewise.
8929 * sched-deps.c (sched_analyze): Likewise.
8930 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
8932 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
8933 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
8934 (SET_INSN_DELETED): Simplify.
8935 (NOTE_LINE_NUMBER): Exterminate.
8936 (NOTE_LINE_KIND): New.
8937 (NOTE_INSN_BASIC_BLOCK_P): Update.
8938 (enum insn_note): Simplify.
8939 (GET_NOTE_INSN_NAME) Simplify.
8940 (emit_note_before, emit_note_after, emit_note): Update prototype.
8941 (squeeze_notes): Remove.
8942 * sched-int.h (NOTE_NOT_BB_P): Update.
8943 * resource.c (mark_target_live_regs): Update.
8944 * sched-rgn.c (debug_dependencies): Update.
8945 * sched-vis.c (print_insn): Update.
8946 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
8947 * config/i386/i386.c (ix86_output_function_epilogue): Update.
8948 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
8949 (TARGET_ADJUST_UNROLL_MAX): Likewise.
8950 (split_branches): Update.
8951 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
8953 (sh_adjust_unroll_max): Exterminate.
8954 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
8955 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
8956 (m68hc11_reorg): Likewise.
8957 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
8958 (emit_predicate_relation_info): Update.
8959 (process_for_unwind_directive): Update.
8960 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
8961 (output_call): Update.
8962 * config/pa/pa.c (output_lbranch): Update.
8963 (output_millicode_call): Update.
8964 (output_call): Update.
8965 (pa_combine_instructions): Update.
8966 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
8967 * config/bfin/bfin.c (gen_one_bundle): Update.
8968 * cfgrtl.c (can_delete_note_p): Update.
8969 (delete_insn): Update.
8970 (rtl_merge_blocks): Update.
8971 (commit_one_edge_insertion): Update.
8972 (rtl_verify_flow_info): Update.
8973 * stmt.c (expand_case): Do not call squeeze_notes.
8975 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8982 * c.opt (Wtype-limits): New.
8983 * doc/invoke.texi (Wtype-limits): Document it.
8984 (Wextra): Enabled by -Wextra.
8985 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8986 * c-common.c (shorten_compare): Warn with Wtype-limits.
8988 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8990 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
8991 inlined function, not as a macro.
8992 (_mm_alignr_pi8): Ditto.
8993 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8994 (_mm_inserti_si64): Ditto.
8995 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8996 (_mm_extract_epi16): Ditto.
8997 (_mm_insert_epi16): Ditto.
8998 (_mm_shufflehi_epi16): Ditto.
8999 (_mm_shufflelo_epi16): Ditto.
9000 (_mm_shuffle_epi32): Ditto.
9001 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9002 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9004 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9006 (_m_to_float): Use C89 compatible assignment.
9008 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9011 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9013 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9016 * doc/invoke.texi (Wreturn-type): Complete description.
9017 (Wextra): Delete item about return-type warning.
9018 * c-decl.c: Delete redundant Wextra warning.
9020 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9023 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9024 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9025 inlined function, not as a macro.
9026 (_mm_prefetch): Ditto.
9028 (_mm_insert_pi16): Ditto.
9030 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9031 (_m_pshufw): Ditto. Add const to __N argument.
9032 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9033 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9034 (_mm_slli_epi32): Ditto.
9035 (_mm_srli_si128): Implement as always inlined function, not as a
9036 macro. Add __inline to function declaration.
9037 (_mm_slli_si128): Ditto.
9039 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9041 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9042 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9044 (struct fenv): New structure.
9045 (FP_HANDLE_EXCEPTIONS): New define.
9046 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9047 (_FP_DECL_EXP): New define.
9048 (FP_INIT_ROUNDMODE): New define.
9049 (FP_ROUNDMODE): New define.
9051 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9053 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9054 (Wconversion): Update description.
9055 (Wconversion-sign): New.
9056 * c.opt (Wconversion-sign): New.
9057 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9058 means disabled for C++. Otherwise, take the status of Wconversion.
9059 * c-common.c (conversion_warning): Warn with either Wconversion or
9061 (warnings_for_convert_and_check): Conditions are already checked by
9063 (convert_and_check): Don't check warnings if the conversion failed.
9065 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9066 Anatoly Sokolov <aesok@dol.ru>
9068 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9069 avr_epilogue_uses) : Add declaration.
9070 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9071 * config/avr/constraints.md (R): New constraint.
9072 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9073 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9074 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9075 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9076 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9077 call_prologue_saves, epilogue_restores, return_from_epilogue,
9078 return_from_main_epilogue, return_from_interrupt_epilogue,
9079 return_from_naked_epilogue, prologue, epilogue): New patterns.
9080 (jump): Handle symbol reference.
9081 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9082 avr_output_function_prologue, avr_output_function_epilogue): Remove
9084 (avr_init_machine_status, expand_prologue, expand_epilogue,
9085 avr_asm_function_end_prologue, avr_epilogue_uses,
9086 avr_asm_function_begin_epilogue): New functions.
9087 (prologue_size, epilogue_size, jump_tables_size): Remove global
9089 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9090 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9091 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9092 (avr_override_options): Initialise init_machine_status.
9093 (output_movhi): Handle all stack pointer loads.
9094 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9095 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9096 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9097 (EPILOGUE_USES) Redefine.
9098 (machine_function) Declare.
9100 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9102 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9103 Use a single return statement.
9105 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9108 * builtins.c (do_mpfr_lgamma_r): New.
9109 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9110 * tree.h (CASE_FLT_FN_REENT): New.
9112 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9114 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9115 (output_die): Use 'unsigned long' with %x.
9116 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9117 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9118 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9120 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9122 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9127 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9128 true if function has no argument.
9130 2007-05-18 DJ Delorie <dj@redhat.com>
9132 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9133 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9135 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9137 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9138 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9139 count_trailing_zeros.
9140 (__i386__): Implement count_leading_zeros using __builtin_clz().
9141 Implement count_trailing_zeros usign __builtin_ctz().
9143 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9145 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9147 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9150 * expr.c (emit_move_change_mode): Change mode of push operands here.
9152 2007-05-17 Ian Lance Taylor <iant@google.com>
9154 PR tree-optimization/31953
9155 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9157 (set_value_range_to_null): Call set_value_range_to_value.
9158 (extract_range_from_comparison): Likewise.
9160 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9162 * toplev.c (print_version): Output GMP/MPFR version info.
9164 * builtins.c (CASE_MATHFN_REENT): New macro.
9165 (mathfn_built_in): Use it.
9166 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9167 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9168 BUILT_IN_LGAMMAL_R): New.
9169 * doc/extend.texi: Document new builtins.
9172 * builtins.c (do_mpfr_remquo): New.
9173 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9174 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9177 * builtins.c (fold_builtin_1): Handle y0, y1.
9178 (fold_builtin_2): Handle yn.
9181 * builtins.c (do_mpfr_bessel_n): New.
9182 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9183 (fold_builtin_2): Handle BUILT_IN_JN.
9185 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9188 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9189 TYPE_PRECISION (intmax_type_node).
9191 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9194 * reload.c (subst_reloads): Remove checking.
9196 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9198 PR rtl-optimization/31691
9199 * combine.c (simplify_set): Build a new src pattern instead of
9200 substituting its operands in the COMPARE case.
9202 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9204 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9205 (execute_vrp): Preserve loops through jump threading.
9206 * tree-ssa-threadupdate.c (thread_single_edge,
9207 dbds_continue_enumeration_p, determine_bb_domination_status,
9208 thread_through_loop_header): New functions.
9209 (create_edge_and_update_destination_phis,
9210 create_edge_and_update_destination_phis): Set loops for the new blocks.
9211 (prune_undesirable_thread_requests): Removed.
9212 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9214 (thread_block): Do not call prune_undesirable_thread_requests.
9216 (mark_threaded_blocks): Select edges to thread here.
9217 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9218 Thread edges through loop headers independently.
9219 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9220 * tree-pass.h (TODO_mark_first_instance): New.
9221 (first_pass_instance): Declare.
9222 * cfghooks.c (duplicate_block): Put the block to the original loop
9223 if copy is not specified.
9224 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9225 jump threading. Pass may_peel_loop_headers to
9226 thread_through_all_blocks according to first_pass_instance.
9227 * cfgloop.h (create_preheader): Declare.
9228 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9229 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9230 * passes.c (first_pass_instance): New variable.
9231 (next_pass_1): Set TODO_mark_first_instance.
9232 (execute_todo): Set first_pass_instance.
9234 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9236 PR tree-optimization/24659
9237 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9238 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9239 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9240 OTI_vec_pack_ufix_trunc.
9241 (vec_unpacks_float_hi_optab): Define new macro.
9242 (vec_unpacks_float_lo_optab): Ditto.
9243 (vec_unpacku_float_hi_optab): Ditto.
9244 (vec_unpacku_float_lo_optab): Ditto.
9245 (vec_pack_sfix_trunc_optab): Ditto.
9246 (vec_pack_ufix_trunc_optab): Ditto.
9247 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9248 and vec_pack_[s|u]fix_trunc_optab using
9249 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9250 * tree-vectorizer.c (supportable_widening_operation): Handle
9251 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9252 (supportable_narrowing_operation): New function.
9253 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9254 * tree-vect-transform.c (vectorizable_conversion): Handle
9255 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9256 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9257 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9258 to check for target support.
9259 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9260 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9261 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9262 for VEC_PACK_FIX_TRUNC_EXPR.
9263 (expand_binop): Special case mode of the result for
9264 vec_pack_[u|s]fix_trunc_optab.
9265 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9266 vec_pack_[u|s]fix_trunc_optab.
9268 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9269 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9270 * tree-pretty-print.c (dump_generic_node): Handle
9271 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9272 VEC_PACK_FIX_TRUNC_EXPR.
9274 * expr.c (expand_expr_real_1): Ditto.
9275 * tree-inline.c (estimate_num_insns_1): Ditto.
9276 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9278 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9279 (vec_unpacks_float_lo_v8hi): Ditto.
9280 (vec_unpacku_float_hi_v8hi): Ditto.
9281 (vec_unpacku_float_lo_v8hi): Ditto.
9282 (vec_unpacks_float_hi_v4si): Ditto.
9283 (vec_unpacks_float_lo_v4si): Ditto.
9284 (vec_pack_sfix_trunc_v2df): Ditto.
9286 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9288 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9289 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9290 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9291 [vec_pack_ufix_trunc]: Ditto.
9292 [vec_unpacks_float_hi]: Ditto.
9293 [vec_unpacks_float_lo]: Ditto.
9294 [vec_unpacku_float_hi]: Ditto.
9295 [vec_unpacku_float_lo]: Ditto.
9297 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9299 * soft-fp/README: Update for new files.
9300 * soft-fp/floattisf.c: New file.
9301 * soft-fp/floattidf.c: New file.
9302 * soft-fp/floattitf.c: New file.
9303 * soft-fp/floatuntisf.c: New file.
9304 * soft-fp/floatuntidf.c: New file.
9305 * soft-fp/floatuntitf.c: New file.
9306 * soft-fp/fixsfti.c: New file.
9307 * soft-fp/fixdfti.c: New file.
9308 * soft-fp/fixtfti.c: New file.
9309 * soft-fp/fixunssfti.c: New file.
9310 * soft-fp/fixunsdfti.c: New file.
9311 * soft-fp/fixunstfti.c: New file.
9312 * soft-fp/extendxftf.c: New file.
9313 * soft-fp/trunctfxf.c: New file.
9315 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9316 (__trunctfxf2): Ditto.
9318 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9319 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9320 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9321 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9322 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9323 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9325 * config/i386/t-fprules-softfp64: New file.
9326 * config/i386/sfp-machine.h: New file.
9327 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9328 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9329 and soft-fp/t-softfp to tmake_file.
9330 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9331 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9333 * config/i386/t-linux64 (softfp_wrap_start): New.
9334 (softfp_wrap_end): New.
9335 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9336 supported for TARGET_64BIT.
9338 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9340 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9341 c_common_unsigned_type behavior.
9343 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9345 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9348 2007-05-16 Eric Christopher <echristo@apple.com>
9350 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9351 saving after stack push. Set sp_offset whenever we push.
9352 (rs6000_emit_epilogue): Move altivec register restore before
9355 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9357 * configure.ac: Allow sysroots to be relocated under $prefix as
9358 well as $exec_prefix.
9359 * configure: Regenerate.
9361 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9365 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9367 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9368 (gcc_tooldir): Likewise.
9369 * configure: Regenerate.
9370 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9371 old configure.ac gcc_tooldir setting.
9372 (prefix_to_exec_prefix): New variable.
9373 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9374 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9376 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9378 * c-typeck.c (build_binary_op): Return early for error.
9380 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9382 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9383 struct nb_iter_bound.
9384 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9385 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9386 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9387 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9388 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9389 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9390 (del_scev_info): Use ggc_free.
9391 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9392 * loop-init.c: Include ggc.h.
9393 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9394 (loop_optimizer_finalize): Use ggc_free.
9395 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9396 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9397 pass_iv_optimize): Add TODO_ggc_collect.
9398 * function.h (struct function): Remove skip marker from
9400 * cfgloop.c: Include ggc.h.
9401 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9403 (establish_preds): Vector superloops is gc allocated.
9404 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9406 (flow_loops_find): Vector larray is gc allocated.
9407 (loop_exit_free): Use ggc_free.
9408 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9409 that head of exits list is now not a part of struct loop.
9410 (record_loop_exits): Allocate exits table in gc memory.
9411 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9412 that head of exits list is now not a part of struct loop.
9413 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9414 struct loop_exit): Add GTY marker.
9415 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9416 Add skip marker to aux field. Make head of exits list a separate
9418 (struct loops): Add GTY marker. Make larray vector gc allocated.
9419 Add param marker to exits table.
9420 (get_loops): Type changed.
9421 * Makefile.in (tree-scalar-evolution.o): Add
9422 gt-tree-scalar-evolution.h dependency.
9423 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9424 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9425 * basic-block.h (struct basic_block_def): Remove skip marker from
9428 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9430 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9431 of 0 in the call to expand_expr().
9432 (expand_builtin_mathfn_3): Ditto.
9433 (expand_builtin_interclass_mathfn): Ditto.
9434 (expand_builtin_cexpi): Ditto.
9435 (expand_builtin_int_roundingfn): Ditto.
9436 (expand_builtin_int_roundingfn_2): Ditto.
9437 (expand_builtin_pow): Ditto.
9438 (expand_builtin_powi): Ditto.
9439 (expand_builtin_bswap): Ditto.
9440 (expand_builtin_unop): Ditto.
9441 (expand_builtin_fabs): Ditto.
9442 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9443 the call to expand_expr().
9444 (expand_builtin_sync_operation): Ditto.
9445 (expand_builtin_compare_and_swap): Ditto.
9446 (expand_builtin_lock_test_and_set): Ditto.
9447 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9448 instead of 0 in the call to expand_expr().
9449 (expand_builtin_extract_return_addr): Ditto.
9450 (expand_builtin_eh_return): Ditto.
9451 (expand_eh_return): Ditto.
9452 * explow.c (expr_size): Ditto.
9453 * expr.c (optimize_bitfield_assignment_op): Ditto.
9454 (expand_assignement): Ditto.
9455 (store_expr): Ditto.
9456 (store_field): Ditto.
9457 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9458 the call to expand_expr().
9459 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9460 in the call to expand_expr().
9461 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9462 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9463 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9465 * optabs.c (expand_vec_shift_expr): Ditto.
9466 (expand_vec_cond_expr): Ditto.
9467 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9468 call to expand_expr().
9469 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9470 in the call to expand_expr().
9472 2007-05-14 Dave Korn <dave.korn@artimi.com>
9474 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9476 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9478 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9479 instead of c_common_unsigned_type.
9480 (c_common_unsigned_type): Remove.
9481 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9482 c_common_unsigned_type.
9483 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9484 c_common_unsigned_type.
9485 * c-common.h (c_common_unsigned_type): Remove.
9486 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9487 c_common_unsigned_type.
9488 * c-format.c (check_format_types): Use unsigned_type_for instead of
9489 c_common_unsigned_type.
9490 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9491 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9492 of c_common_unsigned_type.
9493 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9494 lang_hooks.types.unsigned_type.
9495 * expmed.c (make_tree): Use unsigned_type_for instead of
9496 lang_hooks.types.unsigned_type.
9497 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9498 lang_hooks.types.unsigned_type.
9499 (build_range_check): Likewise.
9500 (fold_unary): Likewise.
9501 (fold_binary): Likewise.
9502 (fold_ternary): Likewise.
9503 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9504 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9505 * tree.c (get_unsigned_type): New.
9506 (unsigned_type_for): Use get_unsigned_type instead of
9507 lang_hooks.types.unsigned_type.
9509 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9511 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9512 to m68k_get_function_kind. Update its prototype.
9513 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9515 (m68k_interrupt_function_p): Return enum m68k_function_type
9516 instead of bool. Rename to m68k_get_function_kind.
9517 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9519 (m68k_compute_frame_layout): Don't mark any register for save
9520 if an interrupt_thread attribute is specified.
9521 (m68k_hard_regno_rename_ok): Update a use of
9522 m68k_interrupt_function_p.
9523 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9524 m68k_interrupt_function_p.
9525 (m68k_function_type): New.
9526 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9527 for a function with an interrupt_thread attribute.
9528 * doc/extend.texi: Document the interrupt_thread attribute.
9530 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9532 Fix PR tree-optimization/31911
9533 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9534 if they didn't change the expression.
9536 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
9538 * tree-scalar-evolution.c (resolve_mixers): Exported.
9539 * tree-scalar-evolution.h (resolve_mixers): Declare.
9540 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
9541 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9542 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
9543 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
9544 init_array_ref, init_pointer_ref, analyze_indirect_ref,
9545 strip_conversion, analyze_offset_expr, address_analysis,
9546 object_analysis, analyze_offset): Removed.
9547 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
9548 split_constant_offset, canonicalize_base_object_address,
9549 object_address_invariant_in_loop_p, disjoint_objects_p,
9550 dr_may_alias_p, dr_address_invariant_p): New functions.
9551 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
9552 and dr_analyze_alias.
9553 (initialize_data_dependence_relation): Use dr_may_alias_p
9554 and object_address_invariant_in_loop_p.
9555 (compute_self_dependence): Handle the case when
9556 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
9557 (find_data_references_in_stmt): Restrict the analysis of data
9558 references to the given loop nest.
9559 (find_data_references_in_loop): Made static. Pass loop nest to
9560 find_data_references_in_stmt.
9561 (compute_data_dependences_for_loop): Use DR_VOPS.
9562 (free_data_ref): Free DR_VOPS.
9563 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
9564 (struct innermost_loop_behavior): ... new.
9565 (struct base_object_info): Replaced by ...
9566 (struct indices): ... new.
9567 (struct dr_alias): New.
9568 (enum data_ref_type): Removed.
9569 (struct data_reference): Consist of struct innermost_loop_behavior,
9570 struct indices and struct dr_alias.
9571 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
9572 (DR_MEMTAG): Renamed to ...
9573 (DR_SYMBOL_TAG): ... this.
9574 (find_data_references_in_loop): Declaration removed.
9575 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
9576 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
9577 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
9578 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
9580 2007-05-13 Revital Eres <eres@il.ibm.com>
9582 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
9583 which walks virtual def-use chains to find redundant stores.
9584 (dse_optimize_stmt): Call it.
9586 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9588 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
9589 * passes.c (init_optimization_passes): Move pass_jump_bypass
9592 * basic-block.h (bb_has_eh_pred): Fix style issue.
9594 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9596 PR rtl-optimization/31848
9597 * loop-invariant.c (move_invariant_reg): If we move an insn
9598 with a REG_EQUAL note, and that insn is not always executed,
9599 remove the REG_EQUAL note.
9601 2007-05-12 Richard Guenther <rguenther@suse.de>
9603 PR tree-optimization/31797
9604 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
9605 propagate into a stmt that has volatile ops.
9607 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9609 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9610 (gcc_tooldir): Likewise.
9611 * configure: Regenerate.
9612 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9613 old configure.ac gcc_tooldir setting.
9614 (prefix_to_exec_prefix): New variable.
9615 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9616 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9618 2007-05-11 Silvius Rus <rus@google.com>
9620 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
9621 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
9622 * c-common.h (strict_aliasing_warning): Change return type.
9623 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
9624 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
9625 (build_c_cast): Condition call to strict_aliasing_warning.
9626 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
9627 * flags.h (set_Wstrict_aliasing): Declare.
9628 * opts.c (set_Wstrict_alising): Define, add call to.
9629 * tree-flow.h (strict_aliasing_warning_backend): Declare.
9630 * tree-ssa-alias-warnings.c: New file.
9631 * tree-ssa-alias.c (compute_may_aliases): Add call to
9632 strict_aliasing_warning_backend.
9634 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
9636 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9637 Use loop_depth and loop_outer accessor functions.
9638 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
9639 determine_invariantness_stmt, move_computations_stmt): Ditto.
9640 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
9641 add_loop, loopify, unloop, fix_loop_structure): Ditto.
9642 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
9643 * tree-scalar-evolution.c (interpret_loop_phi,
9644 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
9645 instantiate_parameters_1, scev_const_prop): Ditto.
9646 * cfghooks.c (make_forwarder_block): Ditto.
9647 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
9648 * modulo-sched.c (loop_canon_p): Ditto.
9649 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
9650 slpeel_can_duplicate_loop_p): Ditto.
9651 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
9652 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9653 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
9654 cancel_loop, verify_loop_structure): Ditto.
9655 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
9656 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
9657 superloops vector instead of "pred" array.
9658 (establish_preds): Take father loop as an argument. Initialize the
9660 (flow_loop_tree_node_add): Pass father loop to establish_preds.
9661 Do not initialize loop->outer.
9662 (flow_loop_tree_node_remove): Truncate the superloops vector.
9663 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
9664 "pred" merged to "superloops" vector.
9665 (loop_depth, loop_outer): New.
9666 (fel_init): Use loop_outer.
9668 2007-05-11 Jan Hubicka <jh@suse.cz>
9670 * cgraphunit.c: Include gt-cgraphunit.h
9671 (static_ctors, static_dtors): New static vars.
9672 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
9673 based on implementation in c-common.c
9674 (cgraph_finalize_function): Call record_cdtor_fn.
9675 (cgraph_optimize): Call cgraph_build_cdtor_fns.
9676 * decl.c (finish_function): Do not call c_record_cdtor_fn.
9677 (c_write_global_declarations): Do not call c_build_cdtor_fns.
9678 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
9679 build_cdtor, c_build_cdtor_fns): Remove.
9680 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
9681 c_build_cdtor_fns): Remove prototype.
9683 2007-05-11 Paolo Carlini <pcarlini@suse.de>
9686 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
9687 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
9688 * builtins.c (fold_builtin_memchr): New.
9689 (expand_builtin_memchr): Call the latter.
9690 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
9691 * doc/extend.texi ([Other built-in functions provided by GCC]):
9694 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
9696 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
9697 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
9698 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
9699 PFPO_OP1_TYPE_SHIFT): Constants added.
9700 (DFP_ALL): Mode macro defined.
9701 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
9702 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
9703 Insn definitions added.
9704 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
9705 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
9708 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
9710 PR tree-optimization/31885
9711 * tree-chrec.c (chrec_contains_undetermined): Do not consider
9712 NULL_TREE to be undetermined.
9713 (automatically_generated_chrec_p): Return false for NULL.
9715 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9717 * config/bfin/bfin.h (MOVE_RATIO): Define.
9719 2007-05-10 Richard Sandiford <richard@codesourcery.com>
9721 * config.gcc (sparc-wrs-vxworks): New target.
9722 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
9723 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
9724 * config/sparc/sparc.h: Include vxworks-dummy.h.
9725 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
9726 include LABEL_REFs too.
9727 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
9728 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
9730 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
9732 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
9733 (sparc_emit_call_insn): New function.
9734 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
9735 functions when generating VxWorks PIC.
9736 * config/sparc/sparc.md (vxworks_load_got): New pattern.
9737 (call, call_value): Use sparc_emit_call_insn instead of
9740 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9742 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
9744 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9746 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
9747 for floating-point values if HOST_BITS_PER_LONG > 32. Use
9748 split_double instead of operand_subword.
9750 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9752 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
9753 * config/bfin/bfin.c (bfin_local_alignment): New function.
9754 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
9756 2007-05-08 Chao-ying Fu <fu@mips.com>
9758 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
9759 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
9760 (smsub_widen_optab, umsub_widen_optab): Define.
9761 * optabs.c (init_optabs): Initialize smsub_widen_optab and
9763 * genopinit.c (optabs): Fill in smsub_widen_optab and
9765 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
9766 and umsub_widen_optab to implement multiply-subtract sequences.
9767 * config/mips/mips.md (*msac<u>_di): Rename to...
9768 (<u>msubsidi4): ...this. Extend condition to include
9769 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9770 of operand 0 to "ka" and use the three-operand form of msub<u>
9772 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
9775 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9777 PR rtl-optimization/28011
9778 * reload.c (push_reload): Set dont_share if IN appears in OUT
9779 also when IN is a PLUS rtx.
9780 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9783 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
9785 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
9786 call unshare_all_decls.
9787 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
9788 (unshare_all_decls): Remove.
9790 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
9793 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
9796 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
9797 Nigel Stephens <nigel@mips.com>
9799 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
9800 Update comments and all uses.
9801 (MIN_FPRS_PER_FMT): Define.
9802 * config/mips/mips.c (function_arg): Fix to correctly handle
9803 the -mips32r2 -mfp64 -mabi=32 case.
9804 (override_options): Enable use of odd-numbered registers for
9805 SFmode values on MIPS32.
9806 (mips_save_reg_p): Save whole floating-point register pair if
9807 either half is used.
9808 (compute_frame_size): Fix comment.
9810 2007-05-08 Jie Zhang <jie.zhang@analog.com>
9812 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
9813 argument of type bool.
9814 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
9815 argument. Safely select temporary P register according to it.
9816 (do_link): Change call site of add_to_reg accordingly.
9817 (do_unlink): Add epilogue_p as a fourth argument and pass it
9819 (expand_interrupt_handler_epilogue): Change call of do_unlink
9821 (bfin_expand_prologue): Add a third argument sibcall_p.
9822 * config/bfin/bfin.md (epilogue): Change call of
9823 bfin_expand_epilogue accordingly.
9824 (sibcall_epilogue): Likewise.
9825 (eh_return_internal): Likewise.
9827 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
9828 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
9829 * config/bfin/bfin.c (bfin_handle_option): Handle
9830 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
9831 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
9832 Support bf534, bf536 and bf561.
9833 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
9835 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
9838 * config/i386/i386.c (ix86_function_regparm): Process local
9839 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
9841 2007-05-07 Mike Stump <mrs@apple.com>
9843 * doc/invoke.texi (Warning Options): Document that -Wempty-body
9844 also checks for and while statements in C++.
9846 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
9848 * gcc.c (at_file_supplied): New variable.
9849 (main): Set it if we expanded argv.
9850 (do_spec_1): Pass an @-file to the linker if we were called with
9851 an @-file argument and HAVE_GNU_LD.
9852 * collect2.c (at_file_supplied): New variable.
9853 (response_file): New variable.
9854 (collect_exit): Unlink response_file if necessary.
9855 (handler): Likewise.
9856 (do_wait): Likewise.
9857 (main): Set at_file_supplied if we expanded argv.
9858 (collect_execute): Pass an @-file to subprocesses if we were called
9859 with an @-file argument.
9860 * configure.ac: Add define for HAVE_GNU_LD.
9861 * configure: Regenerate.
9862 * config.in: Regenerate.
9864 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
9866 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
9872 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
9874 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9875 (TARGET_ENCODE_SECTION_INFO): Re-define.
9876 (m32c_encode_section_info): New
9877 (function_vector_handler): New
9878 (current_function_special_page_vector): New
9879 (m32c_special_page_vector_p): New.
9880 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
9882 * config/m32c/jump.md: Added instruction JSRS for functions
9883 with attribute "function_vector".
9884 * doc/extend.texi (function_vector): Added description
9885 for M16C, M32C targets.
9887 2007-05-07 DJ Delorie <dj@redhat.com>
9890 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
9891 ashrpsi3, lshrpsi3): Update shift count constraint.
9893 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
9894 Nathan Froyd <froydnj@codesourcery.com>
9897 * c-incpath.c (add_path): Strip trailing path separators.
9899 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
9901 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
9902 Free dominance info before purging EH edges.
9903 (eliminate_degenerate_phis): Likewise.
9904 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
9906 2007-05-07 Jan Hubicka <jh@suse.cz>
9908 * gimplify.c (gimplify_expr): Do not crash when folding
9909 (void *)(int)&a + 4.
9911 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9914 * c-opts.c (lang_fortran): Make it non static.
9915 * c-common.h (lang_fortran): New prototype.
9916 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
9917 -lang-fortran option was passed by the driver.
9919 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
9921 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
9922 of ASSERT_CHECKING. Tweak message.
9924 2007-05-06 Revital Eres <eres@il.ibm.com>
9927 * loop-unroll.c (insert_var_expansion_initialization):
9928 Initialize the expansions with -zero instead of +zero.
9930 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
9932 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
9933 into pic and non-pic versions. Mark r19 as used for
9934 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
9935 for tgd_load, tld_load and tie_load .
9936 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
9937 version of tgd_load, tld_load and tie_load depending on the
9940 2007-05-04 Ulrich Drepper <drepper@redhat.com>
9941 Jakub Jelinek <jakub@redhat.com>
9943 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
9944 (__do_global_dtors_aux): Use more paranoid loop to run
9945 destructors if HIDDEN_DTOR_LIST_END.
9946 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
9948 2007-05-04 Jakub Jelinek <jakub@redhat.com>
9950 * varasm.c (align_variable): Don't increase alignment for
9951 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
9952 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
9954 2007-05-04 Josh Conner <jconner@apple.com>
9956 * basic-block.h (cdi_direction): Assign values to all enumeration
9958 (dom_computed): Remove.
9959 (dom_info_state): New.
9960 (set_dom_info_availability): New.
9961 * tree-ssa-loop-im.c (determine_invariantness): Initialize
9962 walk_data.dom_direction.
9963 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
9964 instead of dom_computed[].
9965 (split_edge): Likewise.
9966 (create_basic_block): Likewise.
9967 (merge_blocks): Likewise.
9968 * ifcvt.c (find_if_header): Likewise.
9969 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
9970 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9971 * tree-ssa.c (verify_ssa): Likewise.
9972 * tree-cfg.c (tree_verify_flow_info): Likewise.
9973 (remove_edge_and_dominated_blocks): Likewise.
9974 * dominance.c (dom_computed): Make static.
9975 (calc_dfs_tree_nonrec): Change third param to a bool.
9976 (calc_dfs_tree): Change second param to a bool.
9977 (calc_idioms): Change second param to a bool. Use
9978 dom_convert_dir_to_idx.
9979 (init_dom_info): Validate dir before using.
9980 (dom_convert_dir_to_idx): New.
9981 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
9982 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
9983 (free_dominance_info): Use dom_convert_dir_to_idx.
9984 (get_immediate_dominator): Likewise.
9985 (set_immediate_dominator): Likewise.
9986 (get_dominated_by): Likewise.
9987 (redirect_immediate_dominators): Likewise.
9988 (nearest_common_denominator): Likewise.
9989 (dominated_by_p): Likewise.
9990 (bb_dom_dfs_in): Likewise.
9991 (bb_dom_dfs_out): Likewise.
9992 (recount_dominator): Likewise.
9993 (iterate_fix_dominators): Likewise.
9994 (add_to_dominance_info): Likewise.
9995 (delete_from_dominance_info): Likewise.
9996 (first_dom_son): Likewise.
9997 (next_dom_son): Likewise.
9998 (dom_info_available_p): Likewise.
9999 (dom_info_state): New.
10000 (set_dom_info_availability): New.
10002 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10004 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10006 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10008 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10010 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10011 (subdi3, subdi_carry): Delete.
10013 2007-05-04 Jan Hubicka <jh@suse.cz>
10014 Richard Guenther <rguenther@suse.de>
10016 * opts.c (decode_options): Do not fiddle with inlining
10017 parameters in case of optimizing for size.
10018 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10019 for size do nothing.
10020 (cgraph_decide_inlining_of_small_function): When optimizing for
10021 size never inline functions increasing caller size.
10022 (cgraph_early_inlining): Inline for size when optimizing for size.
10024 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10026 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10027 logical operations piecewise.
10028 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10029 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10030 subdi_sesidi_di): Delete.
10031 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10032 the generated sequence. Allow three-reg add in constraints. Rewrite
10033 the rtl expression for carry to avoid zero_extend of a constant.
10034 (sub_with_carry): New pattern.
10035 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10036 different sequence not involving jumps.
10037 (notbi): Now a named pattern.
10039 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10041 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10042 Add the note about a significant loss of accuracy of some
10043 mathematical routines when these options are used.
10045 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10047 * haifa-sched.c (rtx_vec_t): New typedef.
10048 (contributes_to_priority_p): Extract piece of priority () into new
10050 (priority): Use the function. Add assertion.
10051 (rank_for_schedule, set_priorities): Add assertion to check that
10052 insn's priority is initialized.
10053 (clear_priorities, calc_priorities): Change signature. Make it update
10054 all relevant insns. Update all callers ('add_to_speculative_block ()'
10055 and 'create_block_check_twin ()').
10056 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10057 Add new field 'priority_status'.
10058 (INSN_PRIORITY_STATUS): New macro.
10059 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10061 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10063 * sched-ebb.c (debug_ebb_dependencies): New static function.
10064 (init_ready_list): Use it.
10066 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10067 with changed signature and 'debug_rgn_dependencies ()'.
10068 (debug_rgn_dependencies): New static function.
10069 (init_ready_list): Use it.
10071 * sched-int.h (debug_dependencies): Declare.
10073 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10075 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10077 2007-05-04 Dirk Mueller <dmueller@suse.de>
10079 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10081 2007-05-03 Jan Hubicka <jh@suse.cz>
10083 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10084 ((T1)X op (T1)Y), for pointer type in more cases than before.
10086 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10088 * tree-object-size.c (plus_expr_object_size): When operand size is
10089 unknown, return unknown.
10091 2007-05-03 Dirk Mueller <dmueller@suse.de>
10093 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10095 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10098 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10100 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10102 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10104 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10106 * config/soft-fp/double.h, config/soft-fp/extended.h,
10107 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10108 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10109 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10110 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10113 2007-05-03 Ian Lance Taylor <iant@google.com>
10115 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10116 MASK_PPC_GFXOPT for 8540 or 8548.
10118 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10120 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10121 vect_print_dump_info() to output debug information.
10123 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10126 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10127 operands of size 2 when operand is not MEM_P.
10129 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10131 PR tree-optimization/30565
10132 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10134 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10136 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10137 (umulsi3_highpart): Use them.
10138 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10139 for final accumulator to D regisster tranfser.
10141 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10143 PR tree-optimization/31699
10144 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10146 (vect_enhance_data_refs_alignment): Compute peel amount using
10147 TYPE_VECTOR_SUBPARTS instead of vf.
10148 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10150 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10153 * system.h: Remove inclusion of double-int.h
10154 * tree.h: Include double-int.h
10155 * gengtype.c: Likewise
10156 * cfgloop.h: Likewise
10157 * Makefile.in: Adjust dependencies on double-int.h
10159 2007-05-02 Eric Christopher <echristo@apple.com>
10161 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10162 -shared to -Zdynamiclib.
10164 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10167 * c-common.c (strip_pointer_or_array_types): New function.
10168 * c-common.h (strip_pointer_or_array_types): New function declaration.
10170 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10172 PR tree-optimization/31771
10173 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10175 2007-05-02 Paul Brook <paul@codesourcery.com>
10177 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10179 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10181 PR middle-end/29715
10182 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10185 2007-05-02 Nick Clifton <nickc@redhat.com>
10187 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10189 2007-05-02 Richard Guenther <rguenther@suse.de>
10191 PR tree-optimization/31146
10192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10193 argument, single_use_p. If we have a single use that is
10194 a conversion to the definition rhs type, propagate that rhs.
10195 (forward_propagate_addr_expr): Pass single_use_p argument
10196 to forward_propagate_addr_expr_1.
10198 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10200 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10203 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10205 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10206 'AMD Family 10 core'.
10208 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10210 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10211 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10212 with SSE3 instruction set support.
10213 * doc/invoke.texi: Likewise.
10215 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10217 * config/i386/i386.c (override_options): Tuning 32-byte loop
10218 alignment for amdfam10 architecture. Increasing the max loop
10219 alignment to 24 bytes.
10221 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10223 * config/m68k/constraints.md: New.
10224 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10225 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10226 EXTRA_CONSTRAINT): Remove.
10227 * config/m68k/m68k.md: Include constraints.md.
10228 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10230 2007-05-01 Ian Lance Taylor <iant@google.com>
10232 PR tree-optimization/31739
10233 * tree-vrp.c (vrp_val_is_max): New static function.
10234 (vrp_val_is_min): New static function.
10235 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10237 (set_value_range): Use vrp_val_is_{max,min}.
10238 (extract_range_from_assert): Likewise.
10239 (extract_range_from_binary_expr): Likewise.
10240 (extract_range_from_unary_expr): Likewise.
10241 (dump_value_range, vrp_meet): Likewise.
10242 (vrp_visit_phi_node): Likewise.
10243 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10245 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10247 * config/i386/gmon-sol2.c (size_t): New type.
10248 (intptr_t): Likewise.
10249 (s_textsize): Declare as size_t.
10251 (monstartup): Use size_t for sizes.
10252 (_mcount): Save and restore registers.
10253 (internal_mcount): Pass 0 as the first argument to monstartup
10255 (moncontrol): Convert pointer to appropriately sized integer
10256 before passing to profil.
10258 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10260 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10261 __NO_FPRS__, not just if _SOFT_DOUBLE.
10262 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10263 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10264 also for E500 double.
10265 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10266 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10269 2007-05-01 Richard Guenther <rguenther@suse.de>
10271 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10274 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10276 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10278 2007-05-01 Jan Hubicka <jh@suse.cz>
10280 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10283 2007-05-01 Jan Hubicka <jh@suse.cz>
10285 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10286 (maybe_fold_offset_to_reference): Declare.
10287 * fold-const.c (fold_unary): Do not fold
10288 (type *)&A into &A->field_of_type_and_offset_0
10289 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10290 size is unknown, give up.
10291 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10293 (maybe_fold_offset_to_reference): New.
10294 (maybe_fold_stmt_indirect): Use it.
10295 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10296 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10298 (gimplify_expr): Likewise for plus_expr.
10300 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10302 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10303 bsi_after_labels. Always insert statements before bsi.
10304 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10305 * predict.c (apply_return_prediction): Check for empty blocks.
10306 * cfgexpand.c (lab_rtx_for_bb): New variable.
10307 (label_rtx_for_bb): Do not create new tree labels.
10308 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10309 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10310 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10312 (label_for_bb): Add field used.
10313 (update_eh_label, main_block_label): Mark the label used.
10314 (cleanup_dead_labels): Remove unused labels.
10316 2007-05-01 Richard Guenther <rguenther@suse.de>
10318 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10319 if it is not about to be set.
10320 (get_value_range): Do not pre-allocate equiv bitmap.
10321 (update_value_range): No need to clear equiv field.
10322 (add_equivalence): Change prototype to get bitmap pointer.
10323 Allocate bitmap here if it is not already.
10324 (extract_range_from_assert): Do not allocate bitmap here.
10325 Update callers to add_equivalence.
10326 (extract_range_from_ssa_name): Likewise.
10327 (get_vr_for_comparison): New static helper.
10328 (compare_name_with_value): Handle NULL equiv bitmap by
10329 peeling the first iteration of the comparison loop.
10330 Use get_vr_for_comparison.
10331 (compare_names): Handle NULL equiv bitmaps by using fake
10332 ones. Use get_vr_for_comparison.
10334 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10336 * double-int.c (mpz_set_double_int): Moved from
10337 tree-ssa-loop-niter.c.
10338 (mpz_get_double_int): Likewise; also, add option to wrap
10339 out-of-range integers.
10340 * double-int.h: New prototypes for above.
10341 * tree.c (get_static_type_bounds): Moved from
10342 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10343 TYPE_MAX_VALUE if they exist..
10344 * tree.h: New prototype for above.
10345 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10346 get_type_bounds calls.
10347 (mpz_set_double_int): Move to double-int.c.
10348 (get_type_bounds): Move to tree.c, rename to
10349 get_static_type_bounds.
10350 (mpz_to_double_int): Move to double-int.c, rename to
10351 mpz_get_double_int.
10353 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10355 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10356 DIV0 exception can fall through to a normal return.
10358 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10360 PR middle-end/22156
10361 Temporarily revert:
10362 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10363 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10364 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10365 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10366 initialize align to silence bogus warning.
10367 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10368 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10370 (struct sra_walk_fns): Remove use_all parameter from use.
10371 (sra_hash_tree): Handle BIT_FIELD_REFs.
10372 (sra_elt_hash): Don't hash bitfld blocks.
10373 (sra_elt_eq): Skip them in parent compares as well. Handle
10375 (sra_walk_expr): Don't maintain or pass down use_all_p.
10376 (scan_use): Remove use_all parameter.
10377 (scalarize_use): Likewise. Re-expand assignment to
10378 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10379 output, and re-scalarize after output. Don't mark anything
10381 (scalarize_ldst): Adjust.
10382 (scalarize_walk_gimple_modify_statement): Likewise.
10383 (build_element_name_1): Handle BIT_FIELD_REFs.
10384 (instantiate_element): Don't warn for any element whose parent
10385 is used as a whole.
10386 (instantiate_missing_elements_1): Return the sra_elt.
10387 (canon_type_for_field): New.
10388 (try_instantiate_multiple_fields): New.
10389 (instantiate_missing_elemnts): Use them.
10390 (mark_no_warning): Removed.
10391 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10392 (REPLDUP, sra_build_elt_assignment): New.
10393 (generate_copy_inout): Use them.
10394 (generate_element_copy): Likewise. Handle bitfld differences.
10395 (generate_element_zero): Don't recurse for blocks. Use
10396 sra_build_elt_assignment.
10397 (generate_one_element_int): Take elt instead of var. Use
10398 sra_build_elt_assignment.
10399 (generate_element_init_1): Adjust.
10400 (scalarize_use, scalarize_copy): Use REPLDUP.
10401 (scalarize_ldst): Move assert before dereference.
10402 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10404 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10407 * tree.c (reconstruct_complex_type): Reconstruct a reference
10409 Also use the same mode for the pointer as the old pointer type.
10411 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10413 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10416 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10418 PR rtl-optimization/31676
10419 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10420 (df_refs_record): Call it.
10422 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10424 * rtl.def (SS_ABS): New code.
10425 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10426 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10427 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10428 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10429 (bfin_init_builtins): Define them.
10430 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10431 (bfin_expand_builtin): ... and handle the others here.
10432 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10433 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10434 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10435 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10436 operand is only HImode.
10438 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10440 * regclass.c (scan_one_insn): Remove splitting of
10443 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10444 Nigel Stephens <nigel@mips.com>
10446 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10448 2007-04-28 Jan Hubicka <jh@suse.cz>
10450 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10451 insn_locators_alloc instead of insn_locators_initialize;
10452 call reset_block_changes.
10453 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10454 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10455 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10456 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10457 * config/score/score.c (th_output_mi_thunk): Likewise.
10458 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10459 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10460 tolerate uninitialized locator info.
10463 * function.c (init_function_start): Don't init line number info.
10464 (expand_function_end): Update.
10465 (reset_block_changes, record_block_change, finalize_block_changes,
10466 check_block_change, free_block_changes): Kill.
10467 * function.h (reset_block_changes, record_block_change,
10468 finalize_block_changes, check_block_change, free_block_changes):
10470 (struct function): Remove ib_boundaries_block.
10471 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10472 Use curr_insn_locator to initialize locator.
10473 (emit_line_note): Remove.
10474 * cfgexpand.c (expand_gimple_cond_expr): Update.
10475 (construct_exit_block): Likewise.
10476 (tree_expand_cfg): Initialize/finalize locators.
10477 * expr.c (expand_expr_real): Update.
10478 * cfglayout.c (line_locators_locs, line_locators_lines,
10479 file_locators_locs, file_locators_files): Remove.
10480 (set_block_levels): Move to cfgexpand.c.
10481 (insn_locators_initialize): Remove.
10482 (pass_insn_locators_initialize): Remove.
10483 (locations_locators_locs, locations_locators_vals): New static vars.
10484 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10486 (insn_locators_alloc, insn_locators_finalize,
10487 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10489 (locator_location): New.
10490 (locator_line, locator_file): Rewrite.
10491 * rtl.h (emit_line_note): Kill.
10492 (insn_locators_alloc, insn_locators_finalize,
10493 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10495 * tree-inline.c (initialize_cfun): Do not initialize
10496 ib_boundaries_block.
10497 * passes.c (pass_insn_locators_initialize): Remove.
10499 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10501 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10502 info. Update last_basic_block correctly.
10504 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10507 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10508 register itself to hold the offset constant. Tell flow the use
10509 of r4 and r5 when they are used.
10511 2007-04-27 Richard Guenther <rguenther@suse.de>
10513 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10514 if we simplified anything.
10515 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10516 warnings until we did a simplification and the stmt was not
10517 marked as TREE_NO_WARNING.
10519 2007-04-27 Mike Stump <mrs@apple.com>
10521 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10523 2007-04-27 Ian Lance Taylor <iant@google.com>
10525 PR middle-end/31710
10526 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10527 TYPE_MAX_VALUE exist, convert them to the new type.
10529 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10531 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10532 if it claims to be available.
10533 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10534 edge is redirected.
10535 (perform_tree_ssa_dce): Always free postdominators.
10537 2007-04-27 Richard Henderson <rth@redhat.com>
10539 * config/alpha/predicates.md (aligned_memory_operand): Mark
10540 as define_special_predicate.
10541 (unaligned_memory_operand, normal_memory_operand): Likewise.
10542 (reg_or_unaligned_mem_operand): Remove.
10543 (any_memory_operand): Match the documentation and check for
10544 non-renumbered pseudos during reload.
10545 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
10546 alpha_secondary_reload_class, update to new interface, make static.
10547 Handle CQImode like HImode. Remove FP subreg check.
10548 (alpha_expand_mov): Use replace_equiv_address.
10549 (alpha_expand_mov_nobwx): Use any_memory_operand.
10550 (TARGET_SECONDARY_RELOAD): New.
10551 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
10552 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10553 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
10554 * config/alpha/alpha.md: ... here.
10555 (RELOAD12, reloadmode): New.
10557 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
10558 Don't handle the aligned case here.
10559 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
10560 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
10561 reload_inhi_help. Don't expect a scratch register.
10562 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
10564 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
10566 2007-04-27 Richard Guenther <rguenther@suse.de>
10568 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
10570 2007-04-27 Richard Guenther <rguenther@suse.de>
10572 PR tree-optimization/30965
10573 PR tree-optimization/30978
10574 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
10575 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
10576 (find_equivalent_equality_comparison): Likewise.
10577 (simplify_cond): Likewise.
10578 (get_prop_source_stmt): New helper.
10579 (get_prop_dest_stmt): Likewise.
10580 (can_propagate_from): Likewise.
10581 (remove_prop_source_from_use): Likewise.
10582 (combine_cond_expr_cond): Likewise.
10583 (forward_propagate_comparison): New function.
10584 (forward_propagate_into_cond): Rewrite to use fold for
10586 (tree_ssa_forward_propagate_single_use_vars): Call
10587 forward_propagate_comparison to propagate comparisons.
10589 2007-04-27 Richard Guenther <rguenther@suse.de>
10591 PR tree-optimization/31715
10592 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
10593 sure to do computation on the offset in an appropriate
10596 2007-04-27 Richard Sandiford <richard@codesourcery.com>
10598 * reload.h (elimination_target_reg_p): Declare.
10599 * reload.c (find_reloads): Don't apply the reg_rtx move
10600 optimization if the SET_DEST satisfies elimination_target_reg_p.
10601 * reload1.c (elimination_target_reg_p): New function.
10602 (gen_reload): In the move/add2 fallback, make sure that op0
10603 does not overlap the destination register.
10605 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10607 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
10608 transform only GIMPLE_MODIFY_STMTs.
10609 * tree-complex.c (expand_complex_operations_1): Ditto.
10610 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
10611 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
10612 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
10614 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10615 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
10616 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
10617 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
10618 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
10619 slpeel_add_loop_guard): Ditto.
10620 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10621 * lambda-code.c (perfect_nestify): Ditto.
10622 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
10623 before the first statement.
10624 * tree-optimize.c (execute_free_datastructures): Fix comments.
10625 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
10626 * tree-flow.h (disband_implicit_edges): Declaration removed.
10627 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
10629 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
10630 COND_EXPRs without gotos.
10631 (disband_implicit_edges, has_label_p): Removed.
10632 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
10633 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
10635 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
10637 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
10638 also for COND_EXPRs.
10639 * cfgexpand.c (label_rtx_for_bb): New function.
10640 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
10641 Use label_rtx_for_bb to find the labels.
10642 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
10643 last block. Detect fallthru edges.
10645 2007-04-26 Ian Lance Taylor <iant@google.com>
10648 * reload.c (find_reloads_subreg_address): If the address was valid
10649 in the original mode but not in the new mode, reload the whole
10652 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10654 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
10655 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
10656 (cleanup_control_expr_graph): Do not invalidate dominance info.
10657 Record altered blocks.
10658 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
10659 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
10660 cleanup_tree_cfg_bb): New functions.
10661 (remove_forwarder_block): Do not maintain the worklist of blocks.
10662 Record altered blocks.
10663 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
10664 not over whole cfg.
10665 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
10666 delete_unreachable_blocks if dominators are not available.
10667 * tree-inline.c (optimize_inline_calls): Free dominance information
10669 * tree-flow.h (remove_edge_and_dominated_blocks,
10670 cfgcleanup_altered_bbs): Altered.
10671 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
10673 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
10675 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
10676 do not invalidate dominators.
10678 2007-04-26 Anatoly Sokolov <aesok@post.ru>
10680 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
10681 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
10682 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10683 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10685 2007-04-26 Steve Ellcey <sje@cup.hp.com>
10687 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
10689 2007-04-26 Richard Guenther <rguenther@suse.de>
10691 PR tree-optimization/31703
10692 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
10693 the right type for the target of the bittest.
10695 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10697 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
10698 ix86_sol10_return_in_memory.
10700 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10702 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
10705 2007-04-26 Jakub Jelinek <jakub@redhat.com>
10708 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
10710 PR tree-optimization/30558
10711 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
10712 clear this_state.prev_try.
10714 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10715 Mark Mitchell <mark@codesourcery.com>
10717 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
10718 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
10719 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
10721 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10724 * doc/invoke.texi (%:print-asm-header): Document.
10725 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
10727 (static_spec_functions): Add print-asm-header.
10728 (main): Print a banner before the --target-help linker options.
10729 (print_asm_header_spec_function): New function.
10731 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
10734 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
10735 (movsf_ie): Likewise.
10737 2007-04-25 Paolo Carlini <pcarlini@suse.de>
10739 * doc/extend.texi ([Type Traits]): Adjust per N2255.
10741 2007-04-25 Bob Wilson <bob.wilson@acm.org>
10743 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
10744 exception for divide-by-zero.
10745 (__umodsi3, __modsi3): Likewise.
10747 2007-04-25 Dirk Mueller <dmueller@suse.de>
10749 * c-typeck.c (build_compound_expr): Annotate warning()
10750 call with OPT_Wunused_value.
10751 * tree-ssa.c (warn_uninit): Annotate warning with
10753 * c-common.c (handle_sentinel_attribute): Annotate warning
10754 call with OPT_Wattributes.
10756 2007-04-25 Thiemo Seufer <ths@mips.com>
10758 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
10759 (mips16): Fix typo.
10760 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
10761 on to the assembler. Improve handling of -mno-mips16. Add handling
10762 of -mno-mips3d, -mno-dsp, -mno-dspr2.
10763 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
10764 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10765 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
10767 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
10770 * config/i386/winnt.c (i386_pe_file_end): Strip only
10771 USER_LABEL_PREFIX when writing export name.
10773 2007-04-25 Richard Sandiford <richard@codesourcery.com>
10775 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10776 sh/elf.h, vx-common.h and vxworks.h.
10777 * config/sh/sh.h: Include config/vxworks-dummy.h.
10778 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10779 (OVERRIDE_OPTIONS): Use it.
10780 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
10781 (vxworks_picreg): New pattern.
10782 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
10783 VXWORKS_OS_CPP_BUILTINS.
10784 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
10785 to their VXWORKS_* equivalents.
10786 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10787 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
10788 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
10789 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
10790 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
10791 -mrtp/-fPIC multilibs.
10792 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
10793 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
10794 (MULTILIB_OSDIRNAMES): Delete.
10796 2007-04-25 Anatoly Sokolov <aesok@post.ru>
10799 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
10801 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
10803 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
10804 rounding mode to be specified by the caller.
10805 (real_to_mpfr) Likewise.
10806 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
10807 include new arguments.
10808 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
10810 2007-04-24 Ian Lance Taylor <iant@google.com>
10812 PR tree-optimization/31605
10813 * tree-vrp.c (set_value_range): Check that min and max are not
10814 both overflow infinities.
10815 (set_value_range_to_value): New static function.
10816 (extract_range_from_binary_expr): Call set_value_range_to_value.
10817 (extract_range_from_cond_expr): Likewise.
10818 (extract_range_from_expr): Likewise.
10819 (extract_range_from_unary_expr): Likewise. Don't create a range
10820 which overflows on both sides.
10821 (vrp_meet): Check for a useless range.
10822 (vrp_visit_phi_node): If we see a constant which looks like an
10823 overflow infinity, turn off the TREE_OVERFLOW flag.
10825 2007-04-24 Ian Lance Taylor <iant@google.com>
10827 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
10829 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
10831 PR diagnostic/25923
10832 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
10833 diagnostic message is being built.
10834 * tree-pretty-print.c (dump_generic_node): Only write the
10835 formatted text into BUFFER's stream if we are not building a
10836 diagnostic message.
10837 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
10839 * Makefile.in (toplev.o): Depend on tree-pass.h.
10841 2007-04-24 Ian Lance Taylor <iant@google.com>
10843 PR tree-optimization/31602
10844 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
10845 conditionals in the copied loop header.
10846 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
10847 warnings if TREE_NO_WARNING is set.
10848 * doc/invoke.texi (Warning Options): Clarify that
10849 -Wstrict-overflow does not warn about loops.
10851 2007-04-24 Janis Johnson <janis187@us.ibm.com>
10853 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
10854 expand on the comment about _Decimal128 arguments and check the
10855 integer result of the modulus operation; for 64-bit ELF ABI, ensure
10856 that _Decimal128 argument uses even/odd register pair.
10857 (function_arg): Ditto.
10859 2007-04-24 Hui-May Chang <hm.chang@apple.com>
10861 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
10862 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
10864 2007-04-24 Richard Guenther <rguenther@suse.de>
10865 Olga Golovanevsky <olga@il.ibm.com>
10867 * fold-const.c (multiple_of_p): Check for bottom
10870 2007-04-24 Richard Henderson <rth@redhat.com>
10872 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
10873 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
10874 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
10875 looking for non-zero bits shifted out. Avoid a recursive call
10876 when constructing the scalar.
10877 (__floatundisf): Likewise.
10879 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
10881 * dwarf2out.c (field_byte_offset): Move the existing logic
10882 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
10883 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
10885 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10888 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
10889 length argument of 0 for memset.
10890 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
10891 unsigned shift instead of the signed variant.
10893 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10895 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
10896 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
10897 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
10898 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
10899 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
10900 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
10901 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
10902 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
10903 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
10904 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
10905 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
10906 "mul<mode>3", "div<mode>3"): Insn definitions added.
10907 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
10908 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
10909 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
10910 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
10911 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
10912 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
10913 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
10914 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
10915 TARGET_FLOAT_FORMAT): Macro definitions removed.
10916 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
10917 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
10918 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
10919 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
10920 (s390_gen_rtx_const_DI): Function removed.
10921 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
10923 2007-04-24 Richard Sandiford <richard@codesourcery.com>
10925 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
10926 over an external ffs function.
10928 2007-04-24 Chao-ying Fu <fu@mips.com>
10929 Richard Sandiford <richard@nildram.co.uk>
10931 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
10932 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
10933 (smadd_widen_optab, umadd_widen_optab): Define.
10934 * optabs.c (init_optabs): Initialize smadd_widen_optab and
10936 * genopinit.c (optabs): Fill in smadd_widen_optab and
10938 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
10939 and umadd_widen_optab to implement multiply-add sequences.
10940 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
10941 (<u>maddsidi4): ...this. Extend condition to include
10942 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10943 of operand 0 to "ka" and use the three-operand form of madd<u>
10945 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
10947 * config/mips/constraints.md (ka): New register constraint.
10949 2007-04-24 Jan Hubicka <j@suse.cz>
10953 2007-04-23 Jan Hubicka <jh@suse.cz>
10954 * function.c (init_function_start): Don't init line number info.
10955 (expand_function_end): Update.
10956 (reset_block_changes, record_block_change, finalize_block_changes,
10957 check_block_change, free_block_changes): Kill.
10958 * function.h (reset_block_changes, record_block_change,
10959 finalize_block_changes, check_block_change, free_block_changes):
10961 (struct function): Remove ib_boundaries_block.
10962 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10963 Use curr_insn_locator to initialize locator.
10964 (emit_line_note): Remove.
10965 * cfgexpand.c (expand_gimple_cond_expr): Update.
10966 (construct_exit_block): Likewise.
10967 (tree_expand_cfg): Initialize/finalize locators.
10968 * expr.c (expand_expr_real): Update.
10969 * cfglayout.c (line_locators_locs, line_locators_lines,
10970 file_locators_locs, file_locators_files): Remove.
10971 (set_block_levels): Move to cfgexpand.c.
10972 (insn_locators_initialize): Remove.
10973 (pass_insn_locators_initialize): Remove.
10974 (locations_locators_locs, locations_locators_vals): New static vars.
10975 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10977 (insn_locators_alloc, insn_locators_finalize,
10978 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10980 (locator_location): New.
10981 (locator_line, locator_file): Rewrite.
10982 * rtl.h (emit_line_note): Kill.
10983 (insn_locators_alloc, insn_locators_finalize,
10984 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10986 * tree-inline.c (initialize_cfun): Do not initialize
10987 ib_boundaries_block.
10988 * passes.c (pass_insn_locators_initialize): Remove.
10990 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
10992 * doc/invoke.texi: Removed leading '-' from option index entries.
10994 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
10996 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
10998 (create_phi_node): Use set_phi_nodes.
10999 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11000 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11001 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11002 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11003 (bsi_start, bsi_last): Use bb_stmt_list.
11004 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11005 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11006 Traverse the statements using tsi iterator.
11007 * basic-block.h (struct basic_block_def): Fields stmt_list
11008 and phi_nodes moved to ...
11009 (struct tree_bb_info): ... new structure.
11010 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11011 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11012 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11013 (tree_verify_flow_info): Verify that il.tree is not set for
11014 entry and exit block.
11015 (tree_split_block): Use set_bb_stmt_list.
11017 2007-04-23 Mike Stump <mrs@apple.com>
11019 * config/i386/i386.c (ix86_tune_features
11020 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11023 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11025 * config/i386/i386.md (prefix_extra): New attribute.
11026 (length): Add prefix_extra.
11028 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11029 (sse2_movntv2di): Likewise.
11030 (sse2_cvtps2dq): Likewise.
11031 (sse2_cvtpd2pi): Likewise.
11032 (sse2_cvttpd2pi): Likewise.
11033 (*sse2_cvtpd2ps): Likewise.
11034 (*add<mode>3): Likewise.
11035 (sse2_ssadd<mode>3): Likewise.
11036 (sse2_usadd<mode>3): Likewise.
11037 (*sub<mode>3): Likewise.
11038 (sse2_sssub<mode>3): Likewise.
11039 (sse2_ussub<mode>3): Likewise.
11040 (*mulv8hi3): Likewise.
11041 (*smulv8hi3_highpart): Likewise.
11042 (*umulv8hi3_highpart): Likewise.
11043 (sse2_umulv2siv2di3): Likewise.
11044 (sse2_pmaddwd): Likewise.
11045 (ashr<mode>3): Likewise.
11046 (lshr<mode>3): Likewise.
11047 (ashl<mode>3): Likewise.
11048 (sse2_ashlti3): Likewise.
11049 (sse2_lshrti3): Likewise.
11050 (*umaxv16qi3): Likewise.
11051 (*smaxv8hi3): Likewise.
11052 (*uminv16qi3): Likewise.
11053 (*sminv8hi3): Likewise.
11054 (sse2_eq<mode>3): Likewise.
11055 (sse2_gt<mode>3): Likewise.
11056 (*and<mode>3): Likewise.
11057 (sse2_nand<mode>3): Likewise.
11058 (*ior<mode>3): Likewise.
11059 (*xor<mode>3): Likewise.
11060 (sse2_packsswb): Likewise.
11061 (sse2_packssdw): Likewise.
11062 (sse2_packuswb): Likewise.
11063 (sse2_punpckhbw): Likewise.
11064 (sse2_punpcklbw): Likewise.
11065 (sse2_punpckhwd): Likewise.
11066 (sse2_punpcklwd): Likewise.
11067 (sse2_punpckhdq): Likewise.
11068 (sse2_punpckldq): Likewise.
11069 (sse2_punpckhqdq): Likewise.
11070 (sse2_punpcklqdq): Likewise.
11071 (*sse2_pinsrw): Likewise.
11072 (*sse2_pextrw): Likewise.
11073 (sse2_pshufd_1): Likewise.
11074 (sse2_uavgv16qi3): Likewise.
11075 (sse2_uavgv8hi3): Likewise.
11076 (sse2_psadbw): Likewise.
11077 (sse2_pmovmskb): Likewise.
11078 (*sse2_maskmovdqu): Likewise.
11079 (*sse2_maskmovdqu_rex64): Likewise.
11080 (sse4a_extrqi): Likewise.
11081 (sse4a_extrq): Likewise.
11082 (sse3_lddqu): Set prefix_rep.
11083 (sse3_addsubv4sf3): Likewise.
11084 (sse3_haddv4sf3): Likewise.
11085 (sse3_hsubv4sf3): Likewise.
11086 (sse_cvtss2si): Likewise.
11087 (sse_cvtss2si_2): Likewise.
11088 (sse_cvtss2siq): Likewise.
11089 (sse_cvtss2siq_2): Likewise.
11090 (sse_cvttss2si): Likewise.
11091 (sse_cvttss2siq): Likewise.
11092 (sse2_cvttps2dq): Likewise.
11093 (sse3_movshdup): Likewise.
11094 (sse3_movsldup): Likewise.
11095 (sse2_cvtsd2si): Likewise.
11096 (sse2_cvtsd2si_2): Likewise.
11097 (sse2_cvtsd2siq): Likewise.
11098 (sse2_cvtsd2siq_2): Likewise.
11099 (sse2_cvttsd2si): Likewise.
11100 (sse2_cvttsd2siq): Likewise.
11101 (*sse2_cvtpd2dq): Likewise.
11102 (*sse2_cvttpd2dq): Likewise.
11103 (sse2_pshuflw_1): Likewise.
11104 (sse2_pshufhw_1): Likewise.
11105 (sse4a_insertqi): Likewise.
11106 (sse4a_insertq): Likewise.
11107 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11108 (ssse3_phadddv4si3): Likewise.
11109 (ssse3_phaddswv8hi3): Likewise.
11110 (ssse3_phsubwv8hi3): Likewise.
11111 (ssse3_phsubdv4si3): Likewise.
11112 (ssse3_phsubswv8hi3): Likewise.
11113 (ssse3_pmaddubswv8hi3): Likewise.
11114 (ssse3_pmulhrswv8hi3): Likewise.
11115 (ssse3_pshufbv16qi3): Likewise.
11116 (ssse3_psign<mode>3): Likewise.
11117 (ssse3_palignrti): Likewise.
11118 (abs<mode>2): Likewise.
11119 (ssse3_phaddwv4hi3): Set prefix_extra.
11120 (ssse3_phadddv2si3): Likewise.
11121 (ssse3_phaddswv4hi3): Likewise.
11122 (ssse3_phsubwv4hi3): Likewise.
11123 (ssse3_phsubdv2si3): Likewise.
11124 (ssse3_phsubswv4hi3): Likewise.
11125 (ssse3_pmaddubswv4hi3): Likewise.
11126 (ssse3_pmulhrswv4hi3): Likewise.
11127 (ssse3_pshufbv8qi3): Likewise.
11128 (ssse3_psign<mode>3): Likewise.
11129 (ssse3_palignrdi): Likewise.
11130 (abs<mode>2): Likewise.
11131 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11132 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11133 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11135 2007-04-23 Nick Clifton <nickc@redhat.com>
11137 * params.def: Fix formatting of emacs local variables.
11139 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11141 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11142 move if inter-unit move isn't allowed.
11143 Don't split moving the first element of V2DI to DI to inter-unit
11144 move if inter-unit move isn't allowed.
11146 2007-04-23 Richard Guenther <rguenther@suse.de>
11148 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11149 and CDI_POST_DOMINATORS separately.
11151 2007-04-23 Nick Clifton <nickc@redhat.com>
11153 * c.opt (Wformat-contains-nul): Add warning attribute.
11155 2007-04-23 Jan Hubicka <jh@suse.cz>
11157 * function.c (init_function_start): Don't init line number info.
11158 (expand_function_end): Update.
11159 (reset_block_changes, record_block_change, finalize_block_changes,
11160 check_block_change, free_block_changes): Kill.
11161 * function.h (reset_block_changes, record_block_change,
11162 finalize_block_changes, check_block_change, free_block_changes):
11164 (struct function): Remove ib_boundaries_block.
11165 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11166 Use curr_insn_locator to initialize locator.
11167 (emit_line_note): Remove.
11168 * cfgexpand.c (expand_gimple_cond_expr): Update.
11169 (construct_exit_block): Likewise.
11170 (tree_expand_cfg): Initialize/finalize locators.
11171 * expr.c (expand_expr_real): Update.
11172 * cfglayout.c (line_locators_locs, line_locators_lines,
11173 file_locators_locs, file_locators_files): Remove.
11174 (set_block_levels): Move to cfgexpand.c.
11175 (insn_locators_initialize): Remove.
11176 (pass_insn_locators_initialize): Remove.
11177 (locations_locators_locs, locations_locators_vals): New static vars.
11178 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11180 (insn_locators_alloc, insn_locators_finalize,
11181 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11183 (locator_location): New.
11184 (locator_line, locator_file): Rewrite.
11185 * rtl.h (emit_line_note): Kill.
11186 (insn_locators_alloc, insn_locators_finalize,
11187 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11189 * tree-inline.c (initialize_cfun): Do not initialize
11190 ib_boundaries_block.
11191 * passes.c (pass_insn_locators_initialize): Remove.
11193 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11195 PR middle-end/31448
11196 * expr.c (reduce_to_bit_field_precision): Handle
11199 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11201 PR tree-optimization/24659
11202 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11203 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11204 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11205 * genopinit.c (optabs): Rename vec_pack_mod_optab
11206 to vec_pack_trunc_optab.
11207 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11208 early for scalar floating point operands for NOP_EXPR.
11209 (vectorizable_type_promotion): Ditto.
11210 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11211 vec_pack_trunc_optab.
11212 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11214 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11215 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11216 Rename from VEC_PACK_MOD_EXPR.
11217 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11218 * expr.c (expand_expr_real_1): Ditto.
11219 * tree-inline.c (estimate_num_insns_1): Ditto.
11220 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11222 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11223 (vec_unpacks_lo_v4sf): Ditto.
11224 (vec_pack_trunc_v2df): Ditto.
11225 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11226 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11227 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11229 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11231 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11233 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11234 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11235 packing of floating point operands.
11236 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11237 represent unpacking of floating point operands.
11238 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11239 [vec_unpacks_hi]: Ditto.
11240 [vec_unpacks_lo]: Ditto.
11242 2007-04-22 Jan Hubicka <jh@suse.cz>
11244 * final.c (rest_of_handle_final): Call
11245 targetm.asm_out.constructor/targetm.asm_out.destructor
11246 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11247 proper priority via decl_*_priority_insert.
11248 * c-common.c (c_expand_body): Likewise.
11250 2007-04-22 Richard Guenther <rguenther@suse.de>
11252 PR tree-optimization/29789
11253 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11254 (rewrite_reciprocal): New helper split out from
11255 determine_invariantness_stmt.
11256 (rewrite_bittest): Likewise.
11257 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11258 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11261 2007-04-22 Revital Eres <eres@il.ibm.com>
11263 * loop-unroll.c (var_to_expand): New field to support also
11264 insns of the form x = something + x.
11265 (analyze_insn_to_expand_var): Use it.
11266 (expand_var_during_unrolling): Likewise.
11268 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11270 * predict.c: Include pointer-set.h.
11271 (bb_predictions): New variable.
11272 (tree_predicted_by_p, tree_predict_edge,
11273 remove_predictions_associated_with_edge): Use bb_predictions map
11274 instead of bb->predictions.
11275 (clear_bb_predictions, assert_is_empty): New functions.
11276 (combine_predictions_for_bb): Use bb_predictions map. Call
11277 clear_bb_predictions.
11278 (tree_estimate_probability): Create and free bb_predictions map.
11279 * Makefile.in (predict.o): Add pointer-set.h dependency.
11280 * basic-block.h (struct basic_block_def): Remove predictions
11282 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11284 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11287 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11290 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11292 * timevar.c (timevar_print): Change reference of --disable-checking to
11293 --enable-checking=release. Also warn if assert checking is disabled.
11295 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11298 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11299 decl as addressable if the compound literal was marked as
11301 Mark the decl as a gimple register if it is a complex or
11302 vector decl and does not live in memory.
11304 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11306 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11307 (GENERIC_NEXT): New function macro.
11308 (PHI_CHAIN): Use phi_node's new chain variable.
11309 (tree_phi_node): Change tree_common to tree_base
11310 and add the chain field.
11311 * tree-phinodes.c (make_phi_node): Don't set
11312 TREE_TYPE on the new node.
11313 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11314 instead of checking GIMPLE_TUPLE_P in chain_next.
11315 * tree-vect-transform.c
11316 (get_initial_def_for_induction): Look at
11317 PHI_RESULT_TREE for the type of the phi node.
11318 (update_vuses_to_preheader): Use PHI_CHAIN
11319 instead of TREE_CHAIN on the phi node.
11320 * tree-ssa-structalias.c (compute_points_to_sets):
11322 (ipa_pta_execute): Likewise.
11324 2007-04-21 Richard Guenther <rguenther@suse.de>
11326 PR middle-end/31136
11327 * fold-const.c (fold_unary): Call fold_convert_const on the
11330 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11332 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11333 (store_killed_in_pat): New.
11335 2007-04-20 Richard Henderson <rth@redhat.com>
11338 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11339 TREE_LIST with a void_type_node value, not void_list_node exactly.
11341 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11343 * doc/standards.texi: Re-arrange into language-specific
11344 subsections. Add a C++ section, documenting which standards we
11347 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11349 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11350 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11352 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11354 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11355 ecrti.o and crtbegin.o.
11356 (LIB_DEFAULT_SPEC): Include -lc.
11357 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11359 2007-04-20 Richard Henderson <rth@redhat.com>
11362 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11363 argument; update all callers.
11364 (get_unaligned_offset): New.
11365 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11366 get_unaligned_address, just pass on the address directly.
11367 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11368 the subreg in the helper patterns.
11369 (unaligned_extendqidi_le): Use get_unaligned_offset.
11370 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11371 (unaligned_extendhidi_be): Likewise.
11372 (unaligned_extendhidi): Tidy.
11373 * config/alpha/alpha-protos.h: Update.
11375 2007-04-20 Richard Henderson <rth@redhat.com>
11377 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11378 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11379 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11380 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11381 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11382 (CPP_SPEC): Don't include %(cpp_subtarget).
11383 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11384 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11385 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11387 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11389 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11390 for __builtin_ia32_cmpordss.
11392 PR tree-optimization/31632
11393 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11394 and arg1 for optimizations of comparison against min/max values.
11395 Fold arg0 to arg1's type for optimizations of comparison against
11396 min+1 and max-1 values.
11398 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11400 * reload.c (combine_reloads): When trying to use a dying register,
11401 check whether it's uninitialized and don't use if so.
11403 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11405 * fold-const.c: Remove prototypes for native_encode_expr and
11406 native_interpret_expr.
11407 (native_encode_expr): Make non-static.
11408 (native_interpret_expr): Likewise.
11409 * tree.h: Add prototypes for the above.
11411 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11413 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11414 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11415 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11416 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11417 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11418 Add length attributes.
11420 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11422 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11425 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11426 __STDC_WANT_DEC_FP__.
11428 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11430 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11431 for long double compatibility.
11432 * configure: Regenerate.
11434 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11436 PR rtl-optimization/29841
11437 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11439 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11440 that may cause control flow transfer from being moved.
11442 2007-04-18 Jan Hubicka <jh@suse.cz>
11444 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11447 2007-04-18 Eric Christopher <echristo@apple.com>
11449 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11450 only. Update operands.
11451 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11452 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11453 link register to pic register.
11455 2007-04-18 Dirk Mueller <dmueller@suse.de>
11457 PR diagnostic/31227
11458 * tree-vrp.c (search_for_addr_array): New.
11459 (check_array_bounds): Suppress warning about
11460 address taken of array refs if its not de-referenced.
11462 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11464 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11465 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11467 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11468 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11469 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11471 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11473 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11475 (vect_analyze_scalar_cycles): Fix indentation.
11476 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11477 (vect_mark_relevant): Include phis in relevance analysis.
11479 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11481 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11483 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11484 output_operand_lossage().
11486 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11488 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11489 the unused code for reduction without adjust-in-epilog to simplify the
11492 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11494 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11495 (S390_TDC_NEGATIVE_ZERO): New constant.
11496 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11497 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11498 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11499 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11500 (S390_TDC_POSITIVE_INFINITY): New constant.
11501 (S390_TDC_NEGATIVE_INFINITY): New constant.
11502 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11503 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11504 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11505 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11506 (S390_TDC_INFINITY): New constant.
11507 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11508 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11509 optimization for UNSPEC_CCZ_TO_INT.
11510 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11511 ("*ccz_to_int"): New insn.
11512 ("isinf<mode>2"): New insn.
11513 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11514 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11515 (UNSPEC_CCZ_TO_INT): New constant.
11517 2007-04-18 Richard Guenther <rguenther@suse.de>
11519 PR tree-optimization/19431
11520 PR tree-optimization/21463
11521 * tree-pass.h (pass_phiprop): Declare.
11522 * passes.c (init_optimization_passes): New phiprop pass.
11523 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11524 (phivn_valid_p): New helper function.
11525 (phiprop_insert_phi): Likewise.
11526 (propagate_with_phi): Likewise.
11527 (tree_ssa_phiprop): New propagator propagating loads
11528 through phi nodes if profitable.
11530 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11532 * tree-vect-analyze.c (process_use): New function.
11533 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11534 Check phis in all bbs.
11535 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
11538 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
11540 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
11543 2007-04-17 Anatoly Sokolov <aesok@post.ru>
11546 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
11549 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
11551 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
11553 (sse_vmmulv4sf3): Likewise.
11554 (sse2_vmaddv2df3): Likewise.
11555 (sse2_vmmulv2df3): Likewise.
11557 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
11559 PR rtl-optimization/31360
11560 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
11561 (target_reg_cost): New.
11562 (init_set_costs): Initialize target_reg_cost. Add comments
11563 regarding the rationale of the costs.
11564 (global_cost_for_size): Renamed to...
11565 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
11566 of register pressure.
11567 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
11568 estimate_reg_pressure_cost. Add number of ivs.
11569 (determine_set_costs): Dump target_reg_cost.
11570 * loop-invariant.c (gain_for_invariant): Use
11571 estimate_reg_pressure_cost. Removed n_inv_uses argument.
11572 (best_gain_for_invariant, find_invariants_to_move): Remove
11574 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
11575 (target_reg_cost): Declare.
11576 (global_cost_for_size): Declaration removed.
11577 (estimate_reg_pressure_cost): Declare.
11579 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
11581 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
11582 regnos into even/odd register pairs.
11583 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
11584 TDmode similar to the other floating point modes.
11585 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
11586 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
11588 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
11589 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
11590 (movdd_hardfloat64): Use TARGET_MFPGPR.
11592 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
11594 * reload1.c (delete_output_reload): Don't count output in n_inherited.
11597 2005-01-05 Richard Henderson <rth@redhat.com>
11599 * reload1.c (do_input_reload): Restrict the optimization deleteing
11600 a previous output reload to RELOAD_FOR_INPUT.
11602 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
11604 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
11605 induc_vec_info_type.
11606 (vectorizable_induction): New function declaration.
11607 * tree-vect-transform.c (get_initial_def_for_induction): No need to
11608 check if already vectorized. Find first place in BB where new stmts
11609 can be inserted. Takes only one argument.
11610 (vectorizable_induction): New function.
11611 (vect_transform_stmt): Add case for induc_vec_info_type to call
11612 vectorizable_induction.
11613 (vect_transform_loop): Consider phis for vectorization.
11614 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
11616 (analyze_operations): Call vectorizable_induction when analyzing phis.
11618 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
11619 (vect_mark_relevant): Include phis in relevance analysis.
11620 (vect_mark_stmts_to_be_vectorize): Likewise.
11621 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
11623 2007-04-16 Lawrence Crowl <crowl@google.com>
11625 * doc/invoke.texi (Debugging Options): Add documentation for the
11626 -femit-struct-debug options -femit-struct-debug-baseonly,
11627 -femit-struct-debug-reduced, and
11628 -femit-struct-debug-detailed[=...].
11630 * c-opts.c (c_common_handle_option): Add
11631 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
11632 and OPT_femit_struct_debug_detailed_.
11633 * c.opt: Add specifications for
11634 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
11635 and -femit-struct-debug-detailed[=...].
11636 * opts.c (set_struct_debug_option): Parse the
11637 -femit-struct-debug-... options.
11638 * opts.c (matches_main_base, main_input_basename,
11639 main_input_baselength, base_of_path, matches_main_base): Add
11640 variables and functions to compare header base name to compilation
11642 * opts.c (should_emit_struct_debug): Add to determine to emit a
11643 structure based on the option.
11644 (dump_struct_debug) Also disabled function to debug this
11646 * opts.c (handle_options): Save the base name of the
11649 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
11650 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
11651 This hook indicates if a type is generic. Set it by default
11652 to "never generic".
11653 * langhooks.h (struct lang_hooks_for_types): Add a new hook
11654 to determine if a struct type is generic or not.
11655 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
11656 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
11657 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
11658 with live C++ hook.
11660 * flags.h (enum debug_info_usage): Add an enumeration to describe
11661 a program's use of a structure type.
11662 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
11663 to indicate the program's usage of the type. Filter structs based
11664 on the -femit-struct-debug-... specification.
11665 (gen_type_die): Split into two routines, gen_type_die and
11666 gen_type_die_with_usage. gen_type_die is now a wrapper
11667 that assumes direct usage.
11668 (gen_type_die_with_usage): Replace calls to gen_type_die
11669 with gen_type_die_with_usage adding the program usage of
11670 the referenced type.
11671 (dwarf2out_imported_module_or_decl): Suppress struct debug
11672 information using should_emit_struct_debug when appropriate.
11674 2007-04-16 Ian Lance Taylor <iant@google.com>
11676 PR tree-optimization/31522
11677 * tree-vrp.c (vr_phi_edge_counts): New static variable.
11678 (vrp_initialize): Allocate vr_phi_edge_counts.
11679 (vrp_visit_phi_node): Don't push to infinity if we saw a new
11680 executable edge. Drop test for all constants.
11681 (vrp_finalize): Free vrp_phi_edge_counts.
11683 * doc/cpp.texi (Common Predefined Macros): Clarify description of
11684 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11686 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
11687 predecessors at head rather than tail.
11689 2007-04-16 Matthias Klose <doko@debian.org>
11691 * config/alpha/linux.h (CPP_SPEC): Define.
11692 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
11694 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
11696 * function.h: Remove sequence_stack extern declaration.
11698 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11700 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
11702 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
11705 2007-04-16 Anatoly Sokolov <aesok@post.ru>
11707 * config/avr/avr.c (avr_arch_types): Rearranging array.
11708 (enum avr_arch): Add.
11709 (avr_mcu_types): Use avr_arch enumeration constants instead of
11711 * config/avr/avr.h (LINK_SPEC): Simplify.
11713 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11715 * config/m68k/m68k.c (m68k_libcall_value,
11716 m68k_function_value): Use macros for register names more.
11718 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
11720 (M68K_REGNAME): Use A6_REG.
11721 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
11723 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11725 PR middle-end/28071
11726 * sched-int.h (struct deps): Split field 'pending_lists_length' into
11727 'pending_read_list_length' and 'pending_write_list_length'. Update
11729 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
11730 to handle two length counters instead of one. Update all uses.
11731 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
11732 two length counters instead of one.
11733 * sched-rgn.c (propagate_deps): Update to handle two length counters
11736 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
11739 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
11740 copy of source, pass it to ix86_expand_vector_set and return
11743 2007-04-16 David Ung <davidu@mips.com>
11744 Joseph Myers <joseph@codesourcery.com>
11746 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
11747 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
11748 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
11749 Add 74K processor information.
11750 * config/mips/mips.md: Include 74k.md.
11751 (cpu): Add 74kc,74kf,74kx.
11752 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
11753 * config/mips/74k.md: New.
11754 * doc/invoke.texi (MIPS Options): Document 74K support.
11756 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
11758 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
11759 vectorizable_* functions.
11760 * tree-vect-transform.c (vectorizable_call): Add check for
11761 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
11762 (vectorizable_store): likewise.
11763 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
11765 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11766 (vectorizable_type_promotion, vectorizable_load): Likewise.
11767 (vectorizable_live_operation, vectorizable_condition): Likewise.
11768 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
11770 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
11772 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11774 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
11775 register numbers more.
11776 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
11777 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
11778 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
11779 FUNCTION_VALUE_REGNO_P): Likewise.
11780 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
11781 STATIC_CHAIN_REGNUM): Likewise.
11782 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
11783 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
11784 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
11785 * config/m68k/m68k.md (FP_REG): New.
11787 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11789 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
11792 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11794 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
11795 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
11798 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11800 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
11803 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11806 * c-decl.c (finish_decl): Grab the type of the decl after the call
11807 to store_init_value.
11809 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
11811 * common.opt (fforward-propagate): Fix "Optimization" annotation.
11813 2007-04-14 Jakub Jelinek <jakub@redhat.com>
11816 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
11817 dominators, post dominators and cleanup cfg before returning.
11819 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
11821 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
11822 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
11824 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
11826 * config.gcc: Recognize fido.
11827 * config/m68k/m68k-devices.def (fidoa): New.
11828 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
11830 (FL_FIDOA, TARGET_FIDOA): New.
11831 * config/m68k/m68k.opt (mfidoa): New.
11833 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11835 PR middle-end/31322
11836 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
11837 when a personality function is used.
11839 2007-04-13 Bob Wilson <bob.wilson@acm.org>
11841 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
11843 2007-04-13 Mike Stump <mrs@apple.com>
11845 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
11847 * config/darwin.opt (fapple-kext): Make C++ only.
11848 * config/darwin.c (darwin_override_options): Remove code to ensure
11849 -fapple-kext is given for C++ only.
11851 2007-04-13 Richard Sandiford <richard@codesourcery.com>
11853 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
11854 * config/mips/mips.c (override_options): Call
11855 SUBTARGET_OVERRIDE_OPTIONS, if defined.
11857 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11859 * config/i386/i386.opt (msvr3-shlib): Removed.
11861 * doc/invoke.texi: Remove -msvr3-shlib.
11863 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11865 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
11866 with "popcnt" instruction.
11868 2007-04-13 Richard Guenther <rguenther@suse.de>
11870 PR tree-optimization/21258
11871 * tree-vrp.c (compare_case_labels): New helper.
11872 (find_switch_asserts): New function.
11873 (find_assert_locations): Call it for SWITCH_EXPRs.
11875 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
11877 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
11878 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
11879 check is now implied in X87_FLOAT_MODE_P.
11880 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11881 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11882 (fix_trunc<mode>_i386_fisttp): Ditto.
11883 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11884 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11885 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11886 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11887 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11888 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11889 (unnamed_splitters): Ditto.
11890 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
11891 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
11892 FIRST_SSE_REG for local functions when SSE math is enabled or
11893 for functions with sseregparm attribute.
11894 (standard_80387_constant_p): Return -1 if mode is not
11896 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
11897 (ix86_expand_compare): Ditto.
11898 (ix86_expand_carry_flag_compare): Ditto.
11899 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
11900 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
11901 DECIMAL_FLOAT_MODE_P.
11902 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
11903 of SCALAR_FLOAT_MODE_P.
11904 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
11905 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
11906 checks before FLOAT_MODE_P.
11907 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
11908 before FLOAT_MODE_P.
11913 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
11915 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
11916 Charles Wilson <libtool@cwilson.fastmail.fm>
11918 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
11919 (libgcc.mvars): Don't depend on them.
11920 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
11921 * exec-tool.in: New.
11923 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
11925 * doc/invoke.text (--help): Document --help=common.
11927 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
11929 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
11931 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11933 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
11934 * genemit.c (main): Emit #include "integrate.h".
11935 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
11936 (LOADGP_RTP): New mips_loadgp_style.
11937 * config/mips/mips.h: Include config/vxworks-dummy.h.
11938 (TARGET_RTP_PIC): New macro.
11939 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
11940 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
11941 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
11942 for TARGET_RTP_PIC.
11943 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
11944 -mvxworks-pic when using -mrtp and a PIC option.
11945 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
11947 (mips_symbolic_constant_p, mips_symbolic_address_p)
11948 (mips_symbol_insns): Handle SYMBOL_HALF.
11949 (override_options): Warn about -G and -mrtp being used together.
11950 Initialize mips_lo_relocs[SYMBOL_HALF].
11951 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
11952 (mips_emit_loadgp): Handle LOADGP_RTP.
11953 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
11954 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
11955 (tablejump): Handle function-relative case table entries if
11957 * config/mips/predicates.md (symbol_ref_operand): New predicate.
11959 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11961 * config/mips/mips.md (load_call<mode>): Allow any general register.
11963 (sibcall_value_internal, sibcall_value_multiple_internal)
11964 (call_value_internal, call_value_split, call_value_multiple_internal)
11965 (call_value_multiple_split): Remove constraints from operand 0.
11967 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11969 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
11970 rather than loadgp_noshared.
11971 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
11972 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
11974 * config/mips/mips.md (loadgp): Rename to...
11975 (loadgp_newabi): ...this.
11976 (loadgp_noshared): Rename to...
11977 (loadgp_absolute): ...this.
11979 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11981 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
11982 false for locally-binding symbols.
11983 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
11985 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11987 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
11988 (SYMBOL_GOT_PAGE_OFST): ...this.
11989 (SYMBOL_GOT_GLOBAL): Rename to...
11990 (SYMBOL_GOT_DISP): ...this.
11991 (SYMBOL_GOTOFF_GLOBAL): Rename to...
11992 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
11993 * config/mips/mips.c (mips_global_symbol_p): New function.
11994 (mips_symbol_binds_local_p): Likewise.
11995 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
11996 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
11997 mips_global_symbol_p and mips_symbol_binds_local_p.
11998 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11999 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12000 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12001 SYMBOL_GOTOFF_DISP.
12002 (mips_ok_for_lazy_binding_p): New function.
12003 (mips_load_call_address, mips_expand_call): Use it.
12004 (mips_dangerous_for_la25_p): Likewise.
12005 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12006 (*got_disp<mode>): Use got_disp_operand instead of
12007 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12008 SYMBOL_GOTOFF_GLOBAL.
12009 (*got_page<mode>): Use got_page_ofst_operand instead of
12011 * config/mips/predicates.md (const_call_insn_operand): Use
12012 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12013 (global_got_operand): Rename to...
12014 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12016 (local_got_operand): Rename to...
12017 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12018 of SYMBOL_GOT_LOCAL.
12020 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12022 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12023 TARGET_CALL_CLOBBERED_GP.
12024 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12025 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12026 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12027 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12028 of TARGET_ABICALLS && !TARGET_NEWABI.
12029 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12030 * config/mips/mips.c (mips_load_call_address): Check
12031 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12032 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12033 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12034 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12035 TARGET_ABICALLS && TARGET_NEWABI.
12036 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12038 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12039 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12040 TARGET_ABICALLS && TARGET_NEWABI.
12041 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12042 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12043 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12044 whether indirect calls must use $25.
12045 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12047 * config/mips/mips.md (jal_macro): Check flag_pic and
12048 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12049 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12050 instead of TARGET_ABICALLS.
12051 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12052 TARGET_ABICALLS && TARGET_OLDABI.
12053 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12054 (sibcall): In the comment above the define_insn, mention
12055 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12056 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12057 instead of TARGET_ABICALLS.
12059 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12061 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12062 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12063 (MACFLAGS_MATCH_P): New macro.
12064 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12065 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12066 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12067 the other MACFLAG constants.
12068 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12069 (flag_machi): Tighten constraints. Renumber some of the operands.
12070 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12072 (flag_machi_parts_acconly): New pattern.
12073 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12075 (flag_macinit1hi): Tighten constraints.
12076 (flag_mul_macv2hi_parts_acconly): New pattern.
12078 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12079 Use a more efficient implementation.
12080 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12081 inline sequences when not optimizing for size.
12083 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12084 movhi_high2low): Delete, merge functionality into...
12085 (packv2hi): ... this pattern.
12087 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12088 * config/bfin/bfin.opt (msim): New option.
12089 (mcpu=): New option.
12090 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12091 (bfin_cpu_t): Typedef of enum bfin_cpu.
12092 (bfin_cpu_type): New declaration.
12093 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12094 -msim and -mcpu= options.
12095 (LIB_SPEC): Likewise.
12096 * config/bfin/bfin.c (bfin_cpu_type): Define.
12097 (bfin_handle_option): Handle -mcpu= option.
12098 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12099 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12100 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12102 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12104 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12105 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12106 (powerpc-wrs-vxworksae): Use ${tm_file}.
12107 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12108 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12109 * config/i386/vx-common.h: New file.
12111 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12113 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12116 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12118 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12121 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12125 * c-common.c (c_build_qualified_type): Set canonical type
12128 2007-04-12 Richard Guenther <rguenther@suse.de>
12130 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12131 lower bound and element size if lower bound is not zero
12132 or either of the ARRAY_REF operands is set.
12134 2007-04-12 Richard Guenther <rguenther@suse.de>
12136 PR tree-optimization/24689
12137 PR tree-optimization/31307
12138 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12140 * gimplify.c (canonicalize_addr_expr): To be consistent with
12141 gimplify_compound_lval only set operands two and three of
12142 ARRAY_REFs if they are not gimple_min_invariant. This makes
12143 it never at this place.
12144 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12146 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12148 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12149 null before emitting a .nsubspa directive.
12151 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12153 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12154 need_to_partition_p if there are no memory statements in the
12157 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12159 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12160 (gcd_of_steps_may_divide_p): New function.
12161 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12163 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12165 * reload.c (find_reloads_toplev, find_reloads_address,
12166 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12167 not a pointer equality test, to decide if we need to call
12168 push_reg_equiv_alt_mem.
12170 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12172 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12173 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12175 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12177 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12179 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12180 vector to be positive.
12182 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12186 * doc/invoke.texi: Document --params max-aliased-vops and
12188 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12189 debug_memory_partitions): Move to tree-flow.h
12190 * params.h (AVG_ALIASED_VOPS): Define.
12191 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12193 (mp_info_t): Likewise.
12194 (get_mem_sym_stats_for): New.
12195 (set_memory_partition): Move from tree-flow-inline.h.
12196 (mark_non_addressable): Only clear the set of symbols for the
12197 partition if it exists.
12198 (dump_memory_partitions): Move from tree-ssa-operands.c
12199 (debug_memory_partitions): Likewise.
12200 (need_to_partition_p): New.
12201 (dump_mem_ref_stats): New.
12202 (debug_mem_ref_stats): New.
12203 (dump_mem_sym_stats): New.
12204 (debug_mem_sym_stats): New.
12205 (update_mem_sym_stats_from_stmt): New.
12206 (compare_mp_info_entries): New.
12207 (mp_info_cmp): Call it.
12208 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12210 (get_mpt_for): Move from tree-ssa-operands.c.
12211 (find_partition_for): New.
12212 (create_partition_for): Remove.
12213 (estimate_vop_reduction): New.
12214 (update_reference_counts): New.
12215 (build_mp_info): New.
12216 (compute_memory_partitions): Refactor.
12217 Document new heuristic.
12218 Call build_mp_info, update_reference_counts,
12219 find_partition_for and estimate_vop_reduction.
12220 (compute_may_aliases): Populate virtual operands before
12221 calling debugging dumps.
12222 (delete_mem_sym_stats): New.
12223 (delete_mem_ref_stats): New.
12224 (init_mem_ref_stats): New.
12225 (init_alias_info): Call it.
12226 (maybe_create_global_var): Remove alias_info argument.
12227 Get number of call sites and number of pure/const call sites
12228 from gimple_mem_ref_stats().
12229 (dump_alias_info): Call dump_memory_partitions first.
12230 (dump_points_to_info_for): Show how many times a pointer has
12232 * opts.c (decode_options): For -O2 set --param
12233 max-aliased-vops to 500.
12234 For -O3 set --param max-aliased-vops to 1000 and --param
12235 avg-aliased-vops to 3.
12236 * fortran/options.c (gfc_init_options): Remove assignment to
12238 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12239 * tree-dfa.c (dump_variable): Dump memory reference
12241 Dump NO_ALIAS* settings.
12242 (referenced_var_lookup): Tidy.
12243 (mem_sym_stats): New.
12244 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12245 and ORIG are different SSA names for a memory partition.
12246 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12247 * tree-flow.h (struct mem_sym_stats_d): Define.
12248 (mem_sym_stats_t): Define.
12249 (struct mem_ref_stats_d): Define.
12250 (struct gimple_df): Add field mem_ref_stats.
12251 (enum noalias_state): Define.
12252 (struct var_ann_d): Add bitfield noalias_state.
12253 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12254 debug_mem_ref_stats, debug_memory_partitions,
12255 debug_mem_sym_stats): Declare.
12256 * tree-ssa-structalias.c (update_alias_info): Update call
12257 sites, pure/const call sites and asm sites in structure
12258 returned by gimple_mem_ref_stats.
12259 Remove local variable IS_POTENTIAL_DEREF.
12260 Increase NUM_DEREFS if the memory expression is a potential
12262 Call update_mem_sym_stats_from_stmt.
12263 If the memory references memory, call
12264 update_mem_sym_stats_from_stmt for all the direct memory
12265 symbol references found.
12266 (intra_create_variable_infos): Set noalias_state field for
12267 pointer arguments according to the value of
12268 flag_argument_noalias.
12269 * tree-ssa-structalias.h (struct alias_info): Remove fields
12270 num_calls_found and num_pure_const_calls_found.
12271 (update_mem_sym_stats_from_stmt): Declare.
12272 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12273 Set default value to 100.
12274 (PARAM_AVG_ALIASED_VOPS): Define.
12276 2007-04-11 Richard Guenther <rguenther@suse.de>
12278 PR middle-end/31530
12279 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12280 a * -b + c as c - a * b if we honor sign dependent rounding.
12282 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12284 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12285 bfin_expand_strmov.
12286 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12287 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12289 (initialize_trampoline): Don't use old-style function definition.
12290 (bfin_secondary_reload): Mark IN_P argument as unused.
12292 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12294 PR tree-optimization/31343
12295 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12296 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12297 * testsuite/gcc.dg/vect/pr31343.c: New.
12299 2007-04-10 Eric Christopher <echristo@apple.com>
12301 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12302 * config/i386/i386.md (*cmpfp0): Use.
12303 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12304 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12305 (fix_trunc<mode>_i386_fisttp): Ditto.
12306 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12307 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12308 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12309 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12310 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12311 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12312 (unnamed_splitters): Ditto.
12313 * config/i386/i386.c (output_fix_trunc): Assert that
12314 we're not being passed a TFmode operand.
12316 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12318 PR tree-optimization/31526
12319 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12320 n_basic_blocks to find newly added blocks.
12322 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12324 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12326 (fix_trunc<mode>si_sse): Ditto.
12327 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12328 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12329 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12330 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12331 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12332 expander using SSEMODEF mode macro.
12333 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12334 expander using SSEMODEF mode macro.
12335 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12336 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12337 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12338 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12339 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12340 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12341 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12342 Macroize insn using X87MODEF mode macro.
12344 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12346 * config/i386/sse.md (sse2_pinsrw): Removed.
12347 (sse2_pextrw): Renamed to ...
12348 (*sse2_pextrw): This.
12350 2007-04-09 Jan Hubicka <jh@suse.cz>
12353 * config/i386/sse.md
12354 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12355 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12356 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12357 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12359 2007-04-09 Jan Hubicka <jh@suse.cz>
12361 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12362 multiple fields of union.
12364 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12366 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12367 (create_preheaders): Check that loops are available.
12368 (fix_loop_structure): Clean up, improve comments.
12369 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12370 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12372 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12373 * predict.c (tree_estimate_probability): Do not call
12374 calculate_dominance_info. Call create_preheaders.
12375 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12376 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12378 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12379 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12380 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12381 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12384 2007-04-08 Jan Hubicka <jh@suse.cz>
12386 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12387 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12388 * fold-const.c (fold_unary): Use it.
12390 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12392 * varasm.c (assemble_variable): Remove call to
12393 lang_hooks.decls.prepare_assemble_variable.
12394 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12395 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12396 * langhooks.h (lang_hooks_for_decls): Remove
12397 prepare_assemble_variable.
12399 2007-04-08 Mike Stump <mrs@apple.com>
12401 * config/i386/i386.c: Use inc/dec on Core2.
12403 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12405 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12406 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12407 lhd_tree_inlining_end_inlining): Remove.
12408 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12409 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12410 end_inlining hooks.
12411 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12412 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12413 lhd_tree_inlining_end_inlining): Remove prototypes.
12414 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12415 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12416 LANG_HOOKS_TREE_INLINING_START_INLINING,
12417 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12419 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12422 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12425 * config/avr/predicates.md (io_address_operand): Delete predicate.
12426 (low_io_address_operand): Don't use 'mode' argument.
12427 (higth_io_address_operand): Rename ...
12428 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12429 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12432 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12434 Revert change removing staticp.
12436 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12439 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12442 2007-04-07 Bruce Korb <bkorb@gnu.org>
12444 * c.opt: Add -Wformat-contains-nul.
12445 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12447 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12448 the NUL byte warning.
12450 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12452 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12454 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12456 * tree.c (staticp): No longer use staticp langhook.
12457 * langhooks.c (lhd_staticp): Removed.
12458 * langhooks.h (struct lang_hooks): Remove staticp.
12459 * c-common.c (c_staticp): Remove.
12460 * c-common.h (c_staticp): Ditto.
12461 * langhooks-defs.h (lhd_staticp): Ditto.
12462 (LHD_HOOKS_STATICP): Ditto
12463 * tree.h (gcc_assert_lowered): New macro.
12465 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12467 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12468 argument "reliable".
12469 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12470 Add argument "reliable". Propagate it through calls.
12471 (infer_loop_bounds_from_undefined): Derive number of iterations
12472 estimates from references in blocks that do not dominate loop latch.
12473 (gcov_type_to_double_int): New function.
12474 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12475 and expected_loop_iterations_unbounded.
12476 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12477 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12478 * tree-data-ref.c (estimated_loop_iterations): Export.
12479 (get_references_in_stmt): Fix -- do not return addresses of local
12481 * cfgloop.h (expected_loop_iterations_unbounded,
12482 estimated_loop_iterations): Declare.
12484 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12486 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12488 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12490 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12491 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12492 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12493 Use output_387_reg_move().
12494 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12495 expander using X87MODEF12 mode macro.
12496 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12497 choosing register preferences. Use output_387_reg_move().
12498 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12499 instead of "x". Use output_387_reg_move().
12500 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12501 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12502 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12503 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12504 Use output_387_reg_move().
12505 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12507 (*truncxf?f_i387 splitter): Ditto.
12509 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12511 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12512 LANG_HOOKS_SAFE_FROM_P.
12513 * expr.c (safe_from_p): Remove langhook call.
12514 * langhooks.h (lang_hooks): Remove safe_from_p.
12515 (lhd_safe_from_p): Remove prototype.
12516 * langhooks.c (lhd_safe_from_p): Remove.
12518 2007-04-06 Jan Hubicka <jh@suse.cz>
12520 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12523 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12525 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12526 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12527 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12528 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12530 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12531 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12533 2007-04-05 Richard Henderson <rth@redhat.com>
12535 * config/alpha/alpha.c (print_operand) [+]: Remove.
12536 (alpha_end_function): Print nop if call at end of function.
12537 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
12538 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
12539 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
12540 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
12541 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
12542 the call pattern. Update peepholes to match.
12544 2007-04-05 Janis Johnson <janis187@us.ibm.com>
12546 * doc/extend.texi (Other Builtins): Add decimal float variants
12548 * builtins.def: Ditto.
12549 * builtins.c (expand_builtin): Ditto.
12551 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
12552 H.J. Lu <hongjiu.lu@intel.com>
12555 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
12556 of V8HImode when calling ix86_binary_operator_ok.
12557 (sse2_pmaddwd): Call ix86_binary_operator_ok.
12558 (sdot_prodv8hi): Operands 1 and 2 must be register.
12560 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12562 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12563 initialize align to silence bogus warning.
12565 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12567 PR middle-end/22156
12568 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12570 (struct sra_walk_fns): Remove use_all parameter from use.
12571 (sra_hash_tree): Handle BIT_FIELD_REFs.
12572 (sra_elt_hash): Don't hash bitfld blocks.
12573 (sra_elt_eq): Skip them in parent compares as well. Handle
12575 (sra_walk_expr): Don't maintain or pass down use_all_p.
12576 (scan_use): Remove use_all parameter.
12577 (scalarize_use): Likewise. Re-expand assignment to
12578 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12579 output, and re-scalarize after output. Don't mark anything
12581 (scalarize_ldst): Adjust.
12582 (scalarize_walk_gimple_modify_statement): Likewise.
12583 (build_element_name_1): Handle BIT_FIELD_REFs.
12584 (instantiate_element): Don't warn for any element whose parent
12585 is used as a whole.
12586 (instantiate_missing_elements_1): Return the sra_elt.
12587 (canon_type_for_field): New.
12588 (try_instantiate_multiple_fields): New.
12589 (instantiate_missing_elemnts): Use them.
12590 (mark_no_warning): Removed.
12591 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12592 (REPLDUP, sra_build_elt_assignment): New.
12593 (generate_copy_inout): Use them.
12594 (generate_element_copy): Likewise. Handle bitfld differences.
12595 (generate_element_zero): Don't recurse for blocks. Use
12596 sra_build_elt_assignment.
12597 (generate_one_element_int): Take elt instead of var. Use
12598 sra_build_elt_assignment.
12599 (generate_element_init_1): Adjust.
12600 (scalarize_use, scalarize_copy): Use REPLDUP.
12601 (scalarize_ldst): Move assert before dereference.
12602 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12604 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12606 * regmove.c: Fix unused variable warnings due to previous commit.
12608 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12610 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
12611 (regmove_bb_head): Remove.
12612 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
12613 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
12614 problems with fixup_match_1.
12615 Don't initialize/free regmove_bb_head.
12617 (reg_is_remote_constant_p): If an insn is in the same basic block
12618 but not before INSN, consider it remote, too.
12620 2007-04-05 Anatoly Sokolov <aesok@post.ru>
12623 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
12624 DECL_ASSEMBLER_NAME, not the DECL_NAME.
12626 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
12628 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
12629 (CONDITIONAL_REGISTER_USAGE): Likewise.
12631 2007-04-04 Richard Henderson <rth@redhat.com>
12633 * config/alpha/lib1funcs.asm: Remove unused file.
12635 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12638 * opts.c (print_specific_help): Fix --help=<language>
12640 (common_handle_option): Support --help=common.
12642 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12645 * gcc.c (main): Do not run the linker if
12646 print_subprocess_help indicates that it shouldn't be
12649 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12652 * doc/invoke.texi (--help=): Document <languages> value, fix
12653 formatting in tables of values.
12655 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
12657 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
12658 dllimport attribute of virtual methods.
12660 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
12662 * config/score/crti.asm: Change _bss_start to __bss_start.
12663 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
12664 (OUTGOING_REG_PARM_STACK_SPACE) update.
12665 * config/score/score.opt: add options to make backend support
12666 score5, score5u, score7 and score7d.
12667 * config/score/score.md: Likewise.
12668 * config/score/misc.md: Likewise.
12669 * config/score/mac.md: Likewise.
12670 * doc/invoke.texi: Likewise.
12671 * doc/md.texi: update constraints define.
12673 2007-04-03 Richard Henderson <rth@redhat.com>
12675 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
12676 an appropriate type, use the mode instead.
12678 2007-04-03 Richard Sandiford <richard@codesourcery.com>
12680 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
12681 Set the default --with-arch setting to mips2.
12682 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
12683 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
12684 (MULTILIB_OSDIRNAMES): Delete.
12685 (MULTILIB_DIRNAMES): Define.
12686 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
12687 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
12688 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
12689 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
12690 VXWORKS_OS_CPP_BUILTINS.
12691 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
12692 (MIPS_DEBUGGING_INFO): Undefine.
12693 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
12695 2007-04-03 Jakub Jelinek <jakub@redhat.com>
12697 PR middle-end/30704
12698 * fold-const.c (native_encode_real): Encode real.c provided longs
12699 as a series of 32-bit native integers.
12700 (native_interpret_real): Interpret buffer as a series of 32-bit
12703 2007-04-03 Richard Guenther <rguenther@suse.de>
12705 * genpreds.c (write_insn_constraint_len): Write function
12706 optimized for CONSTRAINT_LEN implementation.
12707 (write_tm_preds_h): Output insn_constraint_len inline and
12708 use it for CONSTRAINT_LEN.
12709 (write_insn_preds_c): Don't output insn_constraint_len.
12710 * doc/md.texi (define_register_constraint): Document multi-letter
12711 constraints shall have the same length if they start with the same
12714 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12717 * config/i386/i386.md (isinf<mode>2): Expand only when
12718 TARGET_C99_FUNCTIONS is set.
12720 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12722 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
12723 (x86_64-*-linux*): Ditto.
12724 * config/i386/i386.opt (mpc): New option.
12725 * config/i386/i386.c (overrride_options): Handle
12726 ix87_precision_string.
12727 * config/i386/crtprec.c: New file.
12728 * config/i386/t-crtpc: Ditto.
12729 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
12730 and -mpc80 options.
12731 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
12732 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
12733 crtprec32.o, crtprec64.o and crtprec80.o.
12735 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
12736 and -mpc80 options.
12737 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
12739 2007-04-02 Eric Christopher <echristo@apple.com>
12741 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
12742 limitations on darwin.
12744 2007-04-02 Anatoly Sokolov <aesok@post.ru>
12747 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
12749 2007-04-02 Dave Korn <dave.korn@artimi.com>
12751 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
12753 2007-04-02 Dave Korn <dave.korn@artimi.com>
12755 * libgcc2.h (exception_descriptor): Don't forward-declare.
12756 (__get_eh_table_language, __get_eh_table_version): Delete
12757 prototypes of long-dead functions.
12759 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
12761 * ebitmap.h: New file
12762 * ebitmap.c: New file
12763 * Makefile.in (ebitmap.o): New target.
12765 2007-04-01 Jan Hubicka <jh@suse.cz>
12767 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
12768 before very first instruction.
12770 2007-04-01 Jan Hubicka <jh@suse.cz>
12772 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
12773 waring on 64bit hosts.
12774 * bitmap.h: Fix typo in bitmap_head_def.
12776 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
12778 PR rtl-optimization/31391
12779 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
12780 into a DELETED_LABEL note, and the label is in an empty basic
12781 block, update BB_END as well as BB_HEAD.
12783 2007-04-01 Richard Henderson <rth@redhat.com>
12785 PR tree-optimization/31169
12786 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
12787 to varying if the range is outside [0, prec-1].
12789 2007-04-01 Richard Sandiford <richard@codesourcery.com>
12792 * config/mips/mips.md (load_const_gp): New insn.
12793 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
12794 the MIPS16 GP pseudo register if no_new_pseudos.
12795 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
12797 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12800 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
12802 (call_value): Likewise.
12804 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
12805 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12808 * doc/invoke.texi: (optimization options): Reword description
12809 of -ffast-math. Document its primary purpose.
12811 2007-03-31 Richard Guenther <rguenther@suse.de>
12813 * omp-low.c (splay-tree.h): Include.
12814 (lookup_decl): Replace splay-tree usage by pointer-map.
12815 (maybe_lookup_decl): Likewise.
12816 (new_omp_context): Likewise.
12817 (delete_omp_context): Likewise.
12818 * gimplify.c (splay-tree.h): Include.
12819 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
12821 (remap_ssa_name): Likewise.
12822 (remap_decl): Likewise.
12823 (remap_type_1): Likewise.
12824 (remap_type): Likewise.
12825 (copy_body_r): Likewise.
12826 (expand_call_inline): Likewise.
12827 (clone_body): Likewise.
12828 (copy_tree_r): Likewise.
12829 (remap_save_expr): Likewise.
12830 (unsave_r): Likewise.
12831 (unsave_expr_now): Likewise.
12832 (tree_function_versioning): Likewise.
12833 (build_duplicate_type): Likewise.
12834 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
12835 (struct copy_body_data): Replace splay-tree by pointer-map.
12836 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
12837 not $(SPLAY_TREE_H).
12838 (gimplify.o): Depend on $(SPLAY_TREE_H).
12839 (omp-low.p): Likewise.
12841 2007-03-31 Anatoly Sokolov <aesok@post.ru>
12843 * config/avr/predicates.md (even_register_operand,
12844 odd_register_operand): New predicates.
12845 * config/avr/avr.md (movw peephole2): New.
12846 (movw_r peephole2): New.
12848 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
12850 * tree.h (get_signed_or_unsigned_type): New.
12851 * fold-const.c (operand_equal_for_comparison_p): Use
12852 get_signed_or_unsigned_type instead of
12853 lang_hooks.types.signed_or_unsigned_type.
12854 * expr.c (store_expr): Ditto.
12855 * langhooks.c (get_signed_or_unsigned_type): New.
12856 (lhd_signed_or_unsigned_type): New.
12857 * langhooks.h (lhd_signed_or_unsigned_type): New.
12858 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
12860 2007-03-30 Richard Henderson <rth@redhat.com>
12862 * tree-ssa-loop-ivopts.c: Include target.h.
12863 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
12864 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
12865 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
12866 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
12868 2007-03-30 Richard Henderson <rth@redhat.com>
12869 Kai Tietz <kai.tietz@onevision.com>
12871 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
12872 default for 64-bit.
12873 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
12874 (TARGET_64BIT_MS_ABI): New.
12875 (DBX_REGISTER_NUMBER): Handle 64-bit.
12876 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
12877 (LONG_TYPE_SIZE): Force to 32.
12878 (REG_PARM_STACK_SPACE): New.
12879 (OUTGOING_REG_PARM_STACK_SPACE): New.
12880 (REGPARM_MAX, SSE_REGPARM_MAX): New.
12881 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12882 (STACK_BOUNDARY): Use 128 for 64-bit.
12883 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
12884 Add 64-bit implementation.
12885 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
12887 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
12888 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
12889 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
12890 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
12891 (ix86_handle_cconv_attribute): Don't warn when ignoring if
12892 TARGET_64BIT_MS_ABI.
12893 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
12894 (ix86_pass_by_reference): Likewise.
12895 (ix86_function_value_regno_p): Likewise.
12896 (ix86_build_builtin_va_list): Likewise.
12897 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12898 (function_arg_advance_ms_64): New.
12899 (function_arg_advance): Call it.
12900 (function_arg_ms_64): New.
12901 (function_arg): Call it.
12902 (function_value_ms_64): New.
12903 (ix86_function_value_1): Call it.
12904 (return_in_memory_ms_64): New.
12905 (ix86_return_in_memory): Call it.
12906 (setup_incoming_varargs_ms_64): New.
12907 (ix86_setup_incoming_varargs): Call it.
12908 (ix86_expand_prologue): Handle 64-bit stack probing.
12909 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
12910 (output_pic_addr_const): Likewise.
12911 (x86_this_parameter): Likewise.
12912 (x86_output_mi_thunk): Likewise.
12913 (x86_function_profiler): Likewise.
12914 (TARGET_STRICT_ARGUMENT_NAMING): New.
12915 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
12916 (TARGET_64BIT_MS_ABI): New.
12917 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
12918 * config/i386/i386.md (allocate_stack_worker): Remove.
12919 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
12920 describe the clobber of eax without a match_scratch.
12921 (allocate_stack_worker_postreload): Remove.
12922 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
12923 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
12924 (allocate_stack_worker_rex64_postreload): Remove.
12925 (allocate_stack): Handle 64-bit.
12926 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
12927 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
12928 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
12929 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
12930 (STANDARD_STARTFILE_PREFIX_1): Likewise.
12931 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
12932 * config.build (x86_64-*-mingw*): New host.
12933 * config.host (x86_64-*-mingw*): New host.
12934 * config.gcc (x86_64-*-mingw*): New target.
12935 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
12937 2007-03-30 Richard Henderson <rth@redhat.com>
12938 Kai Tietz <kai.tietz@onevision.com>
12940 * c-pragma.c (struct def_pragma_macro_value): New.
12941 (struct def_pragma_macro): New.
12942 (pushed_macro_table): New.
12943 (dpm_hash, dpm_eq): New.
12944 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
12945 (init_pragma): Install them.
12946 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12948 2007-03-30 Anatoly Sokolov <aesok@post.ru>
12950 * config/avr/avr.c (avr_override_options): Clear
12951 'flag_delete_null_pointer_checks'.
12953 2007-03-30 Paolo Carlini <pcarlini@suse.de>
12956 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
12957 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
12958 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
12959 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
12960 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
12961 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
12962 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
12964 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
12966 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
12968 * regmove.c: Move all of pass_stack_adjustments from here...
12969 * combine-stack-adj.c: ...to this new file.
12970 * Makefile.in: Add rules for combine-stack-adj.o.
12972 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
12974 PR tree-optimization/31383
12975 * tree-data-ref.c (affine_function_equal_p): Do not require the
12976 vectors to have the same length.
12978 2007-03-30 Jan Hubicka <jh@suse.cz>
12980 PR middle-end/30700
12981 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
12982 availablility; add more sanity checking; ask varpool only about
12985 2007-03-29 Richard Henderson <rth@redhat.com>
12987 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
12988 to decide, but __SIZEOF_LONG_LONG__.
12990 2007-03-29 Richard Henderson <rth@redhat.com>
12992 * emutls.c (struct __emutls_array): New.
12993 (emutls_destroy): Use it instead of casting element 0 from void*.
12994 (__emutls_get_address): Likewise.
12996 2007-03-29 Richard Henderson <rth@redhat.com>
12998 * varasm.c (initializer_constant_valid_p): Don't deny
12999 DECL_DLLIMPORT_P on functions.
13001 * config/i386/cygming.h: Remove function declarations.
13002 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13003 (ASM_OUTPUT_LABELREF): Remove.
13004 (COMMON_ASM_OP): Remove.
13005 (ASM_OUTPUT_COMMON): Remove.
13006 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13007 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13008 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13009 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13010 Rename from TARGET_ENCODE_SECTION_INFO.
13011 * config/i386/netware.h: Likewise.
13012 * config/i386/i386-protos.h: Update.
13013 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13014 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13015 (legitimate_constant_p): Reject dllimports.
13016 (dllimport_map, get_dllimport_decl): New.
13017 (legitimize_dllimport_symbol): New.
13018 (legitimize_address, ix86_expand_move): Use it.
13019 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13020 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13021 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13022 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13023 * config/i386/predicates.md (constant_call_address_operand): Only
13024 accept symbols; reject dllimport_p symbols.
13025 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13026 i386_pe_maybe_record_exported_symbol.
13027 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13028 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13029 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13030 trust the setting of DECL_DLLIMPORT_P.
13031 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13032 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13033 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13034 tidy the argument scanning loop.
13035 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13036 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13037 (i386_pe_strip_name_encoding): Remove.
13038 (i386_pe_binds_local_p): New.
13039 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13040 (i386_pe_output_labelref): Remove.
13041 (i386_pe_asm_output_aligned_decl_common): New.
13042 (i386_pe_maybe_record_exported_symbol): Rename from
13043 i386_pe_record_exported_symbol; check for dllexported symbols.
13045 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13047 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13048 add comment explaining why vsnprintf cannot be used.
13050 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13052 PR tree-optimization/30666
13053 * tree.c (build_complex_type): When creating type names for DWARF2
13054 debug info, create TYPE_DECLs for TYPE_NAME instead of
13056 (build_common_tree_nodes_2): Use build_complex_type when building
13057 predefined complex types, to preserve canonical types.
13059 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13061 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13062 (noce_get_alt_condition): Look at it to determine whether to
13063 reverse the condition or not.
13064 (noce_get_condition): Substitute the truth for lies.
13065 (noce_find_if_block): Set the then_else_reversed field.
13067 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13069 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13070 destination of this insn.
13071 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13072 than calling gen_rtx_SET directly. Use r0 to hold the value of
13073 'address + 4' rather than a stack based temporary which can be
13074 mis-optimized away.
13076 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13078 * config/s390/s390.c (s390_secondary_input_reload_class,
13079 s390_secondary_output_reload_class): Functions removed.
13080 (s390_secondary_reload): New function.
13081 (TARGET_SECONDARY_RELOAD): Target macro defined.
13082 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13083 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13084 * config/s390/s390.md ("reload_outti", "reload_outdi",
13085 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13086 "reload_out<mode>"): Expanders removed.
13087 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13088 "reload<mode>_nonoffmem_out"): Expanders added.
13090 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13092 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13093 action if SRC->DEST replacement failed anyway.
13095 2007-03-28 Mike Stump <mrs@apple.com>
13097 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13098 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13099 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13101 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13103 * config.gcc: Accept barcelona as a variant of amdfam10.
13104 * config/i386/i386.c (override_options): Likewise.
13105 * doc/invoke.texi: Likewise.
13107 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13109 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13110 offsets for BIT_FIELD_REF and COMPONENT_REF.
13112 2007-03-28 Richard Guenther <rguenther@suse.de>
13114 * tree.c (is_global_var): Move ...
13115 * tree-flow-inline.h (is_global_var): ... here.
13116 * tree.h (is_global_var): Remove declaration.
13118 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13120 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13122 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13123 * config/i386/i386.c (ix86_tune_features): Initialize new
13125 * config/i386/predicates.md (promotable_binary_operator): Use
13126 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13128 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13131 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13133 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13135 * config/fr30/fr30.md (movsi_internal): Change destination
13136 constraint from m to V and add m to the end.
13138 2007-03-28 Christian Bruel <christian.bruel@st.com>
13140 * config/sh/sh.md (movsi_i): Fix type attribute.
13142 2007-03-28 Christian Bruel <christian.bruel@st.com>
13144 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13145 (movsf_ie): Likewise.
13147 2007-03-28 Christian Bruel <christian.bruel@st.com>
13149 * config.gcc: Add sh4-300 to multilib.
13150 * config/sh/t-mlib-sh4-300: New file.
13152 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13154 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13155 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13156 fix_trunc<mode>di2.
13157 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13158 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13159 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13160 "fixuns_trunctddi2"): Whitespace fix.
13162 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13164 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13165 the definition of struct sh_args.
13166 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13167 CALL_COOKIE_INT_REG_GET): Likewise.
13169 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13171 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13172 transformations are applied successfully.
13174 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13176 * tree.c (tree_contains_struct): Permit 512 tree codes.
13177 * tree.h (tree_contains_struct): Ditto.
13178 (MAX_TREE_CODES): Ditto.
13179 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13180 SPARE member to store remaining padding bits.
13182 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13184 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13187 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13189 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13190 * configure: Regenerate.
13192 * configure: Regenerate using the correct version of autoconf.
13194 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13196 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13198 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13199 regs to "__SP_L__" and "__SP_H__".
13201 2007-03-27 Richard Guenther <rguenther@suse.de>
13203 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13204 computations with it with a HOST_WIDE_INT variable.
13206 2007-03-26 Mike Stump <mrs@apple.com>
13208 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13209 objective-c-header, objective-c++-header and objc++-cpp-output
13211 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13213 2007-03-26 Richard Henderson <rth@redhat.com>
13216 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13217 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13218 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13219 IX86_BUILTIN_PSRLQ128): New.
13220 (ix86_init_mmx_sse_builtins): Add them.
13221 (ix86_expand_builtin): Expand them.
13222 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13223 operand 2 be TImode.
13224 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13225 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13226 _mm_srli_epi64): Mark __B const.
13227 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13228 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13229 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13230 new two-vector shift builtins.
13232 2007-03-26 Ian Lance Taylor <iant@google.com>
13234 PR tree-optimization/31345
13235 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13236 [+INF, +INF(OVF)] into VARYING.
13238 2007-03-26 Zack Weinberg <zackw@panix.com>
13240 * gengtype-parse.c: New file.
13241 * gengtype-yacc.y: Delete.
13242 * gengtype-lex.l: Don't include gengtype-yacc.h.
13243 Define YY_DECL and yyterminate appropriately for recursive
13244 descent parser. yylval is now a string out-parameter to yylex.
13245 (HWS, EOID): New shorthand.
13246 (IWORD): Add a couple more types.
13247 (yylex): Add a setup stanza. Remove the complex rules for
13248 detecting GTY'ed types and typedefs; replace with simple
13249 keyword detectors. Adjust everything for the changed
13250 definition of yylval. Ignore all pp-directives, not just #define.
13252 (parse_file): Rename yybegin; do not call yyparse.
13254 * gengtype.c (xasprintf): Export again.
13255 (this_file): New. Use everywhere __FILE__ was being used.
13256 (get_lang_bitmap): Special case types defined in gengtype.c.
13257 (do_typedef, new_structure): Suppress definition of certain types.
13258 (new_structure): Improve diagnostics of duplicate definitions.
13259 Make sure location_s is associated with input.h.
13260 (nreverse_pairs, define_location_structures): New functions.
13261 (main): Improve tagging of kludge types. Remove old kludges
13262 for input.h types; use define_location_structures.
13263 * gengtype.h: Update prototypes. Define token codes here.
13264 * Makefile.in: Remove all references to gengtype-yacc.
13265 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13267 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13268 add GTY((skip)) to the field that's only conditionally there.
13269 * doc/install.texi: Document that Bison is no longer required
13270 unless building treelang.
13272 * gengtype.c: Don't include gtyp-gen.h.
13273 (srcdir): Declare here.
13274 (base_files, lang_dir_names): Allocate dynamically.
13275 (gt_files, num_gt_files, num_lang_dirs): New globals.
13276 (measure_input_list, read_input_line, read_input_list)
13277 (set_lang_bitmap): New functions.
13278 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13279 simplify, relying on read_input_list to set up the bitmaps.
13280 (main): Arguments are no longer unused. Check for correct number
13281 of command line arguments, set srcdir and srcdir_len, then call
13282 read_input_list, before doing anything else. No need to worry
13283 about duplicates in main loop.
13284 * configure.ac: Simplify the calculation of all_gtfiles.
13285 Put language tags in there. Don't set or substitute
13286 all_gtfiles_files_langs or all_gtfiles_files_frags.
13287 * Makefile.in: Revamp the way gengtype is invoked, now that it
13288 takes a file on its command line with a much simpler format.
13289 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13290 (GTFILES): Remove duplicates and C source files.
13291 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13292 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13293 * configure: Regenerate.
13295 * gengtype.h: Remove all type definitions to gengtype.c; leave
13296 only definitions of options_p, type_p, and pair_p as opaque
13297 pointers. Update prototypes.
13298 * gengtype.c: Many type definitions moved here from gengtype.h.
13299 Consolidate type definitions at the top of the file.
13300 (xvasprintf): Delete.
13301 (xasprintf): Make static.
13302 (create_nested_pointer_option): Add 'next' parameter.
13303 (create_field_all, create_field_at): New functions.
13304 (create_field): Now a thin wrapper around create_field_all.
13305 (create_optional_field): Rename create_optional_field_ and add
13306 line argument. Original name is now a macro which supplies
13308 (oprintf): Use vsnprintf directly.
13309 (close_output_files): Use fatal rather than perror/exit.
13310 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13311 (main): Set progname. Don't use exit.
13312 * gengtype-yacc.y (struct_fields): Use create_field_at.
13313 (option, optionseqopt): Delete.
13314 (optionseq): Consolidate productions from option here so we
13315 can use the first argument to create_option.
13317 * gengtype-lex.l: Distinguish unions from structures in the
13318 token type. Don't call find_structure; return the tag as a string.
13319 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13320 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13321 string. Reorganize typedef_struct production accordingly.
13322 Use create_nested_ptr_option.
13323 * gengtype.c (create_nested_ptr_option): New function.
13324 * gengtype.h: Declare it.
13326 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13327 (string_type): Don't declare.
13328 (do_scalar_typedef): Declare.
13329 (create_scalar_type): Update prototype.
13330 * gengtype.c (string_type): Make static.
13331 (scalar_nonchar, scalar_char): New.
13332 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13333 (resolve_typedef): Use scalar_nonchar for error recovery.
13334 (create_scalar_type): Remove name_len field. Return scalar_char
13335 or scalar_nonchar as appropriate.
13336 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13337 to use string_type.
13338 (throughout): Use scalar_nonchar instead of calling
13339 create_scalar_type, whenever possible.
13340 (main): Initialize scalar_char and scalar_nonchar before calling
13342 * gengtype-lex.l: Adjust for removal of second argument to
13343 create_scalar_type. Use yylval.s instead of yylval.t when
13345 * gengtype-yacc.y: Type of SCALAR is string. Call
13346 create_scalar_type from type:SCALAR rule. Adjust for removal of
13347 second argument to create_scalar_type.
13349 * vec.h: Remove all #if IN_GENGTYPE blocks.
13350 Add comment saying that changes may require adjustments to gengtype.
13351 * gengtype.c: Don't include coretypes.h or tm.h.
13352 Add comment to inclusion of errors.h.
13353 (note_def_vec, note_def_vec_alloc): New functions.
13354 * gengtype.h: Declare new functions.
13355 * gengtype-lex.l: Don't include coretypes.h.
13356 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13358 (update_lineno): Remove unnecessary prototype.
13359 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13360 (VEC rule): Just return VEC_TOKEN.
13361 * gengtype-yacc.y (VEC_TOKEN): New token type.
13362 (type): Add a production for VEC(a,b).
13363 * Makefile.in: Update dependencies.
13365 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13366 typedefs that use the old PARAMS macro.
13368 * gengtype-lex.l: Remove all rules and states relating to yacc
13370 * gengtype-yacc.y: Similarly.
13371 * gengtype.c (note_yacc_type): Delete function.
13372 * gengtype.h: Update prototypes.
13374 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13376 * tree-pretty-print.c (dump_generic_node): Report precision of
13377 unnamed integer types.
13379 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13381 * ifcvt.c (noce_try_store_flag_constants): Don't check
13382 no_new_pseudos here.
13383 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13384 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13385 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13386 noce_try_sign_mask): Likewise.
13387 (if_convert): Check no_new_pseudos here.
13389 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13391 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13392 (noce_get_condition): Handle new then_else_reversed argument.
13393 (noce_init_if_info): Remove, fold into noce_find_if_block.
13394 (noce_process_if_block): Take a struct noce_if_info as the
13395 argument. Don't set up one based on ce_if_info. Update pointer
13396 references accordingly.
13397 (cond_move_process_if_block): Likewise.
13398 (process_if_block): Removed.
13399 (find_if_block): Removed. Move functionality two new functions,
13400 noce_find_if_block and cond_exec_find_if_block.
13401 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13402 blocks and the symmetric IF-ELSE-JOIN case.
13403 (cond_exec_find_if_block): Also new function mostly based on old
13404 find_if_block and process_if_block.
13405 (find_if_header): Replace find_if_block call with separately
13406 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13407 (find_cond_trap): Update noce_get_condition call.
13408 (dead_or_predicable): Likewise.
13410 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13412 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13414 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13415 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13416 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13417 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13418 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13419 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13420 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13421 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13422 __builtin_ia32_psrad128 builtins.
13424 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13426 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13427 * config/i386/constraints.md
13428 (define_constraint "I"): Use IN_RANGE macro.
13429 (define_constraint "J"): Ditto.
13430 (define_constraint "K"): Ditto.
13431 (define_constraint "M"): Ditto.
13432 (define_constraint "N"): Ditto.
13433 (define_constraint "O"): Ditto.
13434 * config/i386/predicates.md
13435 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13436 (define_predicate "const_0_to_3_operand"): Ditto.
13437 (define_predicate "const_0_to_7_operand"): Ditto.
13438 (define_predicate "const_0_to_15_operand"): Ditto.
13439 (define_predicate "const_0_to_63_operand"): Ditto.
13440 (define_predicate "const_0_to_255_operand"): Ditto.
13441 (define_predicate "const_1_to_31_operand"): Ditto.
13442 (define_predicate "const_2_to_3_operand"): Ditto.
13443 (define_predicate "const_4_to_7_operand"): Ditto.
13445 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13447 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13448 in SImode for save_world.
13449 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13452 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13454 PR tree-optimization/30784
13455 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13458 2007-03-25 Revital Eres <eres@il.ibm.com>
13460 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13461 Fold movement_possibility function into it.
13463 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13465 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13466 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13467 (call_indirect_nonlocal_darwin64): Same.
13468 (call_nonlocal_darwin64): Same.
13469 (call_value_indirect_nonlocal_darwin64): Same.
13470 (call_value_nonlocal_darwin64): Same.
13471 (sibcall_nonlocal_darwin64): Same.
13472 (sibcall_value_nonlocal_darwin64): Same.
13473 (sibcall_symbolic_64): Same.
13474 (sibcall_value_symbolic_64): Same.
13475 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13477 (rs6000_emit_load_toc_table): Same.
13478 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13479 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13481 (divss_call): Same.
13482 (divus_call): Same.
13483 (quoss_call): Same.
13484 (quous_call): Same.
13485 (load_toc_v4_pic_si): Same
13486 (load_toc_v4_PIC_1): Same.
13487 (load_toc_v4_PIC_1b): Same.
13488 (call_indirect_aix{32,64}): Same.
13489 (call_value_indirect_aix{32,64}): Same.
13491 (call_value): Same.
13492 (call_local{32,64}): Same.
13493 (call_value_local{32,64}): Same.
13494 (call_indirect_nonlocal_aix{32,64}): Same.
13495 (call_nonlocal_aix{32,64}): Same.
13496 (call_value_indirect_nonlocal_aix{32,64}): Same.
13497 (call_value_nonlocal_aix{32,64}): Same.
13498 (call_indirect_nonlocal_sysv<mode>): Same.
13499 (call_nonlocal_sysv<mode>): Same.
13500 (call_value_indirect_nonlocal_sysv<mode>): Same.
13501 (call_value_nonlocal_sysv<mode>): Same.
13503 (sibcall_local{32,64}): Same.
13504 (sibcall_value_local{32,64}): Same.
13505 (sibcall_nonlocal_aix{32,64}): Same.
13506 (sibcall_value_nonlocal_aix{32,64}): Same.
13507 (sibcall_nonlocal_sysv<mode>): Same.
13508 (sibcall_value): Same.
13509 (sibcall_value_nonlocal_sysv<mode>): Same.
13511 2007-03-24 Paul Brook <paul@codesourcery.com>
13513 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13514 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13516 2007-03-24 Richard Henderson <rth@redhat.com>
13518 * config/ia64/constraints.md: New file.
13519 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13520 satisfies_constraint_?.
13521 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13522 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13523 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13524 ia64_output_mi_thunk): Likewise.
13525 (ia64_const_ok_for_letter_p): Remove.
13526 (ia64_const_double_ok_for_letter_p): Remove.
13527 (ia64_extra_constraint): Remove.
13528 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13529 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13530 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13531 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13532 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13533 EXTRA_MEMORY_CONSTRAINT): Remove.
13534 * config/ia64/ia64.md: Include constriants.md. Replace
13535 CONST_OK_FOR_? with satisfies_constraint_?.
13537 2007-03-23 Michael Meissner <michael.meissner@amd.com>
13538 H.J. Lu <hongjiu.lu@intel.com>
13540 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
13542 (name macros): Use DPD_BID_NAME to convert names properly.
13544 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
13545 decimal floating point format.
13546 (init_floating_libfuncs): Change decimal functions so that they
13547 have a "bid_" prefix if the decimal system uses the BID format,
13548 and "dpd_" prefix if the decimal system uses the DPD format.
13549 (init_interclass_conv_libfuncs): Ditto.
13550 (init_intraclass_conv_libfuncs): Ditto.
13552 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13553 using the BID format.
13555 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13556 whether we are using the BID decimal format.
13557 * configure: Regenerate.
13559 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13560 the compiler has decimal floating point enabled. Define
13561 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13564 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13565 using the BID format.
13567 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13568 whether we are using the BID decimal format.
13569 * configure: Regenerate.
13571 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13572 the compiler has decimal floating point enabled. Define
13573 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13576 * doc/install.texi (--enable-decimal-float): Document BID and DPD
13577 options, and that it is enabled for i386/x86_64 systems.
13579 * Makefile.in (enable_decimal_float): New.
13581 (DECNUMINC): Add -I$(DECNUMFMT).
13582 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
13583 to $(DECNUMFMT) from $(DECNUM).
13585 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
13586 Substitute enable_decimal_float.
13587 * configure: Regenerated.
13590 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
13593 * configure.ac: Enable decimal float for x86_64-*-linux*.
13594 * configure: Regenerated.
13597 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
13598 decimal128ClearSign to flip and clear the sign bit in decimal128.
13599 (decimal_real_maxval): Set decimal128SetSign to set the sign
13602 2007-03-23 Ian Lance Taylor <iant@google.com>
13604 * fold-const.c (fold_binary): Correct warning for X - c >= X.
13606 2007-03-23 Ian Lance Taylor <iant@google.com>
13608 * tree-dump.c (dump_files): Correct comment.
13610 2007-03-23 Ian Lance Taylor <iant@google.com>
13612 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
13614 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
13616 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
13617 in cfglayout mode. Don't go into and out of cfglayout mode.
13618 Link the blocks in the order of the constructed traces.
13619 (rest_of_handle_tracer): Adjust call to tracer.
13620 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
13621 Don't go into cfglayout mode.
13622 (rtl_loop_done): Don't go out of cfglayout mode.
13623 * cfglayout.c (relink_block_chain): New function, split out from...
13624 (fixup_reorder_chain): ...here. Remove redundant checking.
13625 (cfg_layout_finalize): Don't clear the header, footer, and aux
13626 fields here, move the code to do so to relink_block_chain. Likewise
13627 for free_original_copy_tables.
13628 * rtl.h (tracer): Update prototype.
13629 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
13630 Assert we are in cfglayout mode. Don't go into and out of cfglayout
13631 mode. Use relink_block_chain to serialize the CFG according to the
13632 new basic block order. Move targetm.cannot_modify_jumps_p check from
13634 (gate_handle_reorder_blocks): ...to here.
13635 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
13637 (gate_duplicate_computed_gotos): ...to here.
13638 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
13639 something always changes when going into and out of cfglayout mode.
13640 Perform an expensive cfg cleanup while going into cfglayout mode.
13641 Always update liveness information on HAVE_conditional_execution
13642 targets. Reserialize the basic blocks and go out of cfglayout mode.
13643 * reg-stack.c: Include cfglayout.h.
13644 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
13645 the call to reorder_basic_blocks.
13646 * basic-block.h (reorder_basic_blocks): Update prototype.
13647 (relink_block_chain): New prototype.
13648 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
13650 2007-03-23 Joseph Myers <joseph@codesourcery.com>
13652 * config/mips/mips.md (type, hazard, *movdi_32bit,
13653 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
13654 *movhi_internal, *movqi_internal, *movsf_hardfloat,
13655 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
13656 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
13657 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
13659 (movcc): Change first xfer to multi.
13660 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
13661 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
13662 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
13663 config/mips/generic.md: Change reservations using "xfer" to use
13665 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
13666 using match_operand.
13667 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
13668 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
13670 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
13672 2007-03-22 Richard Henderson <rth@redhat.com>
13674 * config/i386/i386.c: Remove unnecessary function declarations.
13675 Move targetm definition, and all related macros, to the end of
13676 the file. Resort some functions to put definitions before uses.
13677 (ix86_attribute_table): Make static. Move to end of file.
13678 (ix86_gimplify_va_arg): Make static.
13680 2007-03-22 Richard Henderson <rth@redhat.com>
13682 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
13683 don't increase local_regparm with force_align_arg_pointer check.
13684 (ix86_function_sseregparm): Assert 32-bit.
13685 (type_has_variadic_args_p): New.
13686 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
13687 type_has_variadic_args_p.
13688 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
13689 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
13690 use memset instead. Do maybe_vaarg check first; skip attribute
13691 tests if true; skip attribute tests for 64-bit.
13692 (construct_container): Remove TARGET_DEBUG_ARG.
13693 (function_arg_advance_32, function_arg_advance_64): Split out ...
13694 (function_arg_advance): ... from here.
13695 (function_arg_32, function_arg_64): Split out ...
13696 (function_arg): ... from here.
13697 (ix86_pass_by_reference): Tidy.
13698 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
13699 (function_value_32): New, from parts of ix86_function_value
13700 and ix86_value_regno.
13701 (function_value_64): New, from parts of ix86_function_value
13702 and ix86_libcall_value.
13703 (ix86_function_value_1): New.
13704 (ix86_function_value, ix86_libcall_value): Use it.
13705 (return_in_memory_32, return_in_memory_64): Split out ...
13706 (ix86_return_in_memory): ... from here.
13707 (ix86_struct_value_rtx): Skip for 64-bit.
13708 (ix86_libcall_value, ix86_value_regno): Remove.
13709 (setup_incoming_varargs_64): Split out ...
13710 (ix86_setup_incoming_varargs): ... from here.
13711 (ix86_va_start): Remove TARGET_DEBUG_ARG.
13712 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
13713 * config/i386/i386-protos.h (ix86_function_value): Remove.
13714 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
13716 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13719 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
13720 infinities not supported, otherwise emit warning if -Woverflow. On
13721 underflow, emit warning if -Woverflow.
13722 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
13724 * real.h (real_from_string): Update declaration
13726 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
13727 Richard Henderson <rth@redhat.com>
13729 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
13730 * calls.c (compute_argument_block_size, expand_call,
13731 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
13732 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
13733 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
13734 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
13735 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
13736 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
13737 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
13738 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
13741 2007-03-22 Joseph Myers <joseph@codesourcery.com>
13743 * c-incpath.c (add_sysroot_to_chain): New.
13744 (merge_include_chains): Add sysroot argument. Call
13745 add_sysroot_to_chain if sysrooted.
13746 (register_include_chains): Update call to merge_include_chains.
13747 * doc/cppopts.texi: Document use of '=' in include directory
13750 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
13752 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13753 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
13754 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
13755 insn pattern using X87MODEF12 mode macro.
13757 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
13759 * regmove.c (regmove_optimize): Use reg_mentioned_p
13760 instead of reg_overlap_mentioned_p for DST.
13762 2007-03-21 Mike Stump <mrs@apple.com>
13764 * c.opt: Fixup for Objective-C/C++.
13766 2007-03-21 Steve Ellcey <sje@cup.hp.com>
13768 * explow.c (convert_memory_address): Fold memory reference when
13769 POINTERS_EXTEND_UNSIGNED < 0
13771 2007-03-21 Richard Henderson <rth@redhat.com>
13774 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
13775 * config/i386/mmintrin.h (__m64): Likewise.
13776 * config/i386/xmmintrin.h (__m128): Likewise.
13778 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13780 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
13781 (VXWORKS_OS_CPP_BUILTINS): Define.
13782 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
13783 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
13785 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13787 * rtl.h (constant_pool_reference_p): Delete.
13788 (find_constant_src): Declare.
13789 * rtlanal.c (find_constant_src): New function.
13790 * simplify-rtx.c (constant_pool_reference_p): Delete.
13791 * config/i386/i386.md: Use find_constant_src instead of
13792 constant_pool_reference_p/avoid_constant_pool_reference pairs.
13794 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13796 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
13797 * c-cppbuiltin.c (c_cpp_builtins): Define them.
13799 2007-03-20 Mark Mitchell <mark@codesourcery.com>
13801 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
13802 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
13803 (arm_elf_asm_constructor): Use it.
13804 (arm_elf_asm_destructor): New function.
13806 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
13808 * jump.c (mark_jump_label): Treat SEQUENCE specially.
13810 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
13812 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
13814 2007-03-19 Andrew Haley <aph@redhat.com>
13816 PR tree-optimization/31264
13817 * tree-vrp.c (register_edge_assert_for_1): Don't look though
13818 VIEW_CONVERT_EXPRs.
13820 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
13822 PR rtl-optimization/30907
13823 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
13824 (fwprop_init): Always call loop_optimizer_initialize.
13825 (fwprop_done): Always call loop_optimizer_finalize.
13826 (fwprop): We always have loop info now.
13827 (gate_fwprop_addr): Remove.
13828 (pass_fwprop_addr): Use gate_fwprop as gate.
13830 PR rtl-optimization/30841
13831 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
13832 df_chain_alloc): Call df_reorganize_refs unconditionally.
13833 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
13834 refs_organized to refs_organized_size.
13835 (df_ref_create_structure): Use refs_organized_size instead of
13836 bitmap_size if refs had been organized, and keep refs_organized_size
13838 * df.h (struct df_ref_info): Change refs_organized to
13839 refs_organized_size.
13840 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
13843 2007-03-19 Mark Mitchell <mark@codesourcery.com>
13845 * except.c (output_function_exception_table): Do not reference the
13846 EH personality routine for functions that do not require an
13849 2007-03-20 Jakub Jelinek <jakub@redhat.com>
13852 * c-typeck.c (convert_for_assignment): Call comptypes for
13853 RECORD_TYPE or UNION_TYPE.
13855 PR inline-asm/30505
13856 * reload1.c (reload): Do invalid ASM checking after
13857 cleanup_subreg_operands.
13859 2007-03-19 Jeff Law <law@redhat.com>
13861 * tree-cfg.c (find_taken_edge): Tighten conditions for
13862 optimizing computed gotos.
13864 2007-03-19 Michael Matz <matz@suse.de>
13866 * builtins.c (expand_builtin_sync_operation,
13867 expand_builtin_compare_and_swap,
13868 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
13871 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
13872 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
13875 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13877 * doc/tm.texi: Add brackets around the return type of
13878 TARGET_SECONDARY_RELOAD.
13880 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13881 Richard Guenther <rguenther@suse.de>
13883 PR tree-optimization/31254
13884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13885 Use handled_component_p () where appropriate. Continue
13886 propagating into the rhs if we propagated into an INDIRECT_REF
13889 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13891 * config/s390/s390.md (op_type attribute): RRR instruction type added.
13892 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
13893 (xde, xdee): Mode attributes adjusted to support DFP modes.
13894 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
13895 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
13896 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
13897 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
13898 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
13899 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13900 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
13902 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
13903 "movsf"): Insn definitions removed.
13904 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
13905 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
13906 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
13908 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
13909 "reload_in<mode>", "reload_out<mode>"): Expander added.
13910 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
13913 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13915 * config/s390/s390.md: Only non-functional changes. Renamed
13916 FPR mode macro to BFP all over the file.
13918 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13920 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
13921 (op_type attribute): RRF instruction type added.
13922 (fT0): New mode attribute.
13923 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13924 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
13925 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
13926 instruction no secondary memory is needed when moving DFmode values
13927 between GPRs and FPRs.
13929 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13931 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
13932 inverted and documentation adjusted.
13933 ("mhard-dfp", "msoft-dfp"): New options.
13934 * config/s390/s390.c (s390_handle_arch_option): New architecture
13936 (override_options): Sanity checks for the new options added.
13937 * config.gcc: New architecture switch: z9-ec.
13938 * config/s390/s390.h (processor_flags): PF_DFP added.
13939 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
13940 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
13941 when the bit is NOT set so remove it from the defaults.
13943 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13945 * genemit.c (main): Print include statement for dfp.h.
13946 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
13949 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13951 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
13953 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
13956 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
13957 instead of PATTERN.
13959 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13961 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
13962 attr_length_call, output_call, output_indirect_call): Cleanup
13963 formatting of targetm calls.
13965 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13967 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
13969 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13971 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
13972 reservation, bypass and anti-bypass descriptions for these
13973 instructions. Update move patterns.
13974 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
13977 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
13979 * tree-vect-transform.c (get_initial_def_for_induction): Replace
13980 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
13981 (get_initial_def_for_reduction): Likewise.
13983 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
13985 Fix PR tree-optimization/29922
13986 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
13987 (get_representative): Removed.
13988 (value_dies_in_block_x): Update for rvuse removal.
13989 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
13990 (compute_antic_aux): Handle when PHI nodes appear in
13991 non-single-successors.
13992 (dump_bitmap_of_names): Removed.
13993 (compute_antic_safe): Renamed and removed rvuse calculation.
13994 Calculate only antic safe.
13995 (insert_into_preds_of_block): Remove assert.
13996 (execute_pre): Update for renamed functions.
13997 (defer_or_phi_translate_block): New function.
13999 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14001 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14002 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14004 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14005 Follow spelling conventions.
14007 * tree-data-ref.h: Remove the prototype for analyze_array.
14009 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14011 PR tree-optimization/31041
14012 * tree-vect-transform.c (get_initial_def_for_induction): Call
14013 force_gimple_operand.
14015 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14017 * ipa-type-escape.c (look_for_casts) : Revert code to use
14018 handled_component_p due to ada test a-numaux.adb.
14020 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14022 * final.c (final_scan_insn): Alter the condition of a
14023 conditional trap if we have nonstandard CC.
14025 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14027 * configure.ac: Remove excess quoting from asm line 0 test.
14028 * configure: Rebuilt.
14030 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14032 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14033 * c-common.c (convert_and_check): Move warning logic to...
14034 (warnings_for_convert_and_check): ...here. Define.
14035 * c-common.h (warnings_for_convert_and_check): Declare.
14037 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14039 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14040 (output_call): Likewise.
14042 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14044 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14046 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14048 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14050 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14052 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14053 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14055 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14057 PR tree-optimization/31183
14058 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14059 Use double_int instead of unsigned int for representing access_strides.
14060 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14062 2007-03-16 Richard Guenther <rguenther@suse.de>
14064 PR tree-optimization/31146
14065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14066 to allow recursion of forward_propagate_addr_expr.
14067 (forward_propagate_addr_into_variable_array_index): Likewise.
14068 (forward_propagate_addr_expr): Likewise.
14069 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14070 (forward_propagate_addr_expr_1): Recurse on simple copies
14071 instead of propagating into them. Do so for useless conversions
14073 (forward_propagate_addr_expr): Clean up unused statements after
14076 2007-03-16 Richard Guenther <rguenther@suse.de>
14078 * builtins.c (expand_builtin_cexpi): Use the right argument
14079 for the expansion via cexp.
14081 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14083 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14084 * configure: Rebuilt.
14086 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14089 * dwarf2out.c (force_type_die): Adjust comment.
14090 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14092 2007-03-15 DJ Delorie <dj@redhat.com>
14094 * config/frv/predicates.md (minmax_operator): Don't check operands
14097 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14099 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14100 Update constant estimates of number of iterations.
14101 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14102 argument renamed to "realistic".
14103 (compute_estimated_nb_iterations): Removed.
14104 (record_niter_bound): New function.
14105 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14106 call record_nonwrapping_iv with upper = false.
14107 (infer_loop_bounds_from_signedness): Pass upper argument to
14108 record_nonwrapping_iv.
14109 (estimate_numbers_of_iterations_loop): Do not call
14110 compute_estimated_nb_iterations. Record estimate based on profile
14111 information. Initialize the constant estimates of number of
14113 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14115 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14116 number of iterations is too small.
14117 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14118 (EST_NOT_AVAILABLE): Removed.
14119 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14120 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14123 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14125 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14126 Handle NE_EXPR guards.
14128 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14131 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14132 Set also -pedantic-errors by default for the preprocessor unless
14133 -fpermissive is given.
14135 2007-03-15 Richard Guenther <rguenther@suse.de>
14137 PR middle-end/29719
14138 PR middle-end/31161
14139 * builtins.c (expand_builtin_cexpi): As a fallback if we
14140 don't have builtins for sincos or cexp create a function
14141 declaration for cexp and expand to a call to that.
14142 (expand_builtin_int_roundingfn): Always fall
14143 back to floor/ceil and its variants even if they may be
14146 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14148 PR middle-end/31159
14149 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14150 jump tables, move the call to delete_dead_jumptables from here...
14151 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14152 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14153 don't allow merging of blocks that try_redirect_by_replacing_jump
14154 also does not handle when not optimizing.
14156 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14157 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14159 * config/i386/i386.md (x86_sahf_1): Correctly handle
14162 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14165 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14166 x86_64_general_operand as operand[2] predicate. Remove "iF"
14167 from operand constraints and use "e" constraint instead.
14168 (*subti3_1, *subti3_1 splitter): Ditto.
14169 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14170 operand[1] predicate.
14172 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14174 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14175 arrays, multiply the access strides by the size of the sub-array.
14176 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14178 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14180 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14181 the configured assembler supports the sahf mnemonic.
14182 * configure: Regenerate.
14183 * config.in: Regenerate.
14185 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14186 emit "sahf" or ".byte\t0x9e" as asm template.
14188 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14191 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14192 option to replace hard coded TARGET_xxx in md file.
14193 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14194 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14195 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14196 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14197 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14198 (X86_TUNE_NOT_VECTORMODE): Ditto.
14199 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14200 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14201 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14202 (TUNE_SLOW_IMUL_IMM8): Ditto.
14203 (TUNE_MOVE_M1_VIA_OR): Ditto.
14204 (TUNE_NOT_UNPAIRABLE): Ditto.
14205 (TUNE_NOT_VECTORMODE): Ditto.
14207 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14210 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14211 tuning options instead of hard coded TARGET_xxx.
14212 (fix ssemode peephole2's): Ditto.
14213 (imul peephole2's): Ditto.
14215 (movdi_or_rex64): Ditto.
14216 (move peephole2): Ditto.
14217 (not peephole2's): Ditto.
14219 2007-03-14 Dirk Mueller <dmueller@suse.de>
14221 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14222 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14223 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14225 * c-parser.c (c_parser_do_statement): Warn about empty body in
14226 do/while statement.
14227 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14228 * doc/invoke.texi (-Wempty-body): Update documentation.
14230 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14233 * c-common.h (warn_for_div_by_zero): Declare.
14234 * c-common.c (warn_for_div_by_zero): Define.
14235 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14238 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14240 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14241 to PREFIX and STANDARD_PREFIX.
14243 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14244 Phil Edwards <phil@codesourcery.com>
14246 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14247 (__gthread_once_t): Remove busy field for RTPs.
14248 (__GTHREAD_ONCE_INIT): Update accordingly.
14250 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14252 * doc/invoke.texi: Document VxWorks options.
14254 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14256 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14258 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14260 PR tree-optimization/30590
14261 * tree-nrv.c (tree_nrv): Check for the partial update of the
14264 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14266 * flags.h (flag_random_seed): Remove declaration, in favor of...
14267 * toplev.h (get_random_seed, set_random_seed): ... these.
14268 * tree.c (get_file_function_name): Use the former.
14269 * opts.c (common_handle_option): Use the latter.
14272 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14274 PR middle-end/31127
14275 * cse.c (cse_find_path): Do not bail out if a basic block that
14276 we already visited now becomes part of a path that starts at a
14277 different basic block. Just disallow this, to make sure we
14278 visit each basic block at most once.
14280 2007-03-13 Jan Hubicka <jh@suse.cz>
14282 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14283 attributes, when profile esitmate is present, calls with very low
14284 frequency are cold.
14286 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14288 PR tree-optimization/30730
14289 PR tree-optimization/26900
14290 * tree-ssa-loop-niter.c: Include gmp.h.
14291 (bounds): New type.
14292 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14293 split_to_var_and_offset, determine_value_range,
14294 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14295 bound_difference, bounds_add, bounds_negate,
14296 number_of_iterations_ne_max, dump_affine_iv): New functions.
14297 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14298 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14299 difference of initial and final value of control iv to validate
14301 (number_of_iterations_cond): Add loop parameter. Determine bounds
14302 on the difference of the extremes of the control iv. Add dumps.
14303 (expand_simple_operations): Handle phi nodes.
14304 (simplify_using_initial_conditions): Do not record used conditions.
14305 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14306 Do not set additional_info.
14307 (implies_nonnegative_p, implies_ge_p): Removed.
14308 (derive_constant_upper_bound): Do not use parameter `additional'.
14309 (record_estimate): Parameter `additional' removed. Parameter
14310 `i_bound' added. Do not call derive_constant_upper_bound.
14311 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14312 bound the number of iterations estimate.
14313 (estimate_numbers_of_iterations_loop): Pass the estimate from
14314 the number of iterations analysis to record_estimate.
14315 * tree.h (multiple_of_p): Declare.
14316 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14317 (scev_const_prop): Do not check expression_expensive_p.
14318 * fold-const.c (multiple_of_p): Exported.
14319 * double-int.c (double_int_mask): Exported.
14320 * double-int.h (double_int_mask): Declare.
14321 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14322 field. Added max field.
14324 2007-03-13 David Taylor <taylor@candd.org>
14327 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14330 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14333 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14334 two unamed patterns.
14336 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14338 * config/i386/i386.opt (mcx16, msahf): New options.
14339 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14340 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14342 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14343 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14344 Output -mcx16 and -msahf options when corresponding bit is set.
14346 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14347 and -msahf options.
14349 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14351 * configure.ac: Test for assembler tolerance to # 0 "".
14352 * configure, config.in: Rebuilt.
14353 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14355 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14357 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14359 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14360 (handle_syscall): Handle direct system calls.
14361 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14363 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14365 * doc/invoke.texi: Fix cpp.info cross-reference.
14366 * doc/passes.texi: Fix gcc.info cross-reference.
14368 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14370 PR tree-optimization/30835
14371 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14372 bb_for_stmt is not NULL before accessing it.
14374 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14376 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14379 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14382 * doc/install.texi: Document --enable-stage1-languages
14384 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14386 * tree-pass.h (pass_into_cfg_layout_mode,
14387 pass_outof_cfg_layout_mode): Declare.
14388 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14389 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14390 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14391 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14393 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14395 * c-decl.c (warn_variable_length_array): New function.
14396 Refactored from grokdeclarator to handle warn_vla
14397 and handle unnamed array case.
14398 (grokdeclarator): Refactored VLA warning case.
14399 * c.opt (Wvla): New flag.
14400 * doc/invoke.texi (Wvla): New warning.
14402 2007-03-12 Richard Henderson <rth@redhat.com>
14404 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14405 (TARGET_SECTION_TYPE_FLAGS): New.
14407 2007-03-12 Richard Henderson <rth@redhat.com>
14409 * config/darwin.c (machopic_reloc_rw_mask): New.
14410 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14411 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14413 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14415 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14416 * cppdefault.h (cpp_PREFIX): Document.
14417 (cpp_PREFIX_len): Likewise.
14418 (cpp_EXEC_PREFIX): New variable.
14419 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14420 * c-incpath.c (add_standard_paths): Correct logic for relocating
14421 paths within prefix.
14423 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14425 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14426 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14428 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14429 fix_truncdfdi_sse using SSEMODEF mode macro.
14430 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14431 fix_truncdfsi_sse using SSEMODEF mode macro.
14432 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14433 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14435 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14437 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14438 elfos.h to tm_file.
14440 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14442 * tree.h : Add multiple_of_p declaration.
14443 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14444 * ipa-type-escape.c (results_of_malloc): Redundant.
14445 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14446 (cast_type): Extended with new members.
14447 (check_cast): Returns cast_type.
14448 (cast): New structure for data of walk_use_def_chains.
14449 (is_malloc_result, is_cast_from_non_pointer_1,
14450 is_cast_from_non_pointer,
14451 is_array_access_through_pointer_and_index): New functions.
14452 (look_for_casts): Returns cast types.
14453 (check_call): Returns void.
14454 (okay_pointer_operation): Use support of pointer plus index,
14455 pointer plus constant and allow all multiplications.
14457 2007-03-11 Richard Guenther <rguenther@suse.de>
14459 PR tree-optimization/31115
14460 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14461 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14462 A shift count of zero is not special as with *_DIV_EXPR.
14463 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14466 2007-03-11 Ian Lance Taylor <iant@google.com>
14468 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14469 the *_DIV_EXPR codes correctly with overflow infinities.
14471 2007-03-11 Ira Rosen <irar@il.ibm.com>
14473 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14474 indicate success/failure of the analysis. Add negation to subtrahend
14475 in case of subtraction. Fail if both operands contain constants.
14476 (create_data_ref): Fail if analyze_offset fails.
14478 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14480 * config/i386/i386.md (frndintxf2): Rename to ...
14481 (rintxf2): ... this. Remove expander having same name.
14482 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14483 (roundsf2, rounddf2): Ditto.
14484 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14485 (lround<mode>di2, lround<mode>si2): Ditto.
14487 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14489 * lower-subreg.c: Include except.h.
14490 (decompose_multiword_subregs): Verify that the only control flow
14491 insns we can split are loads to multi-words pseudos.
14492 Handle breaking such blocks after splitting, instead of calling
14493 find_many_sub_basic_blocks.
14495 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14496 on the new basic block. Add a lengthy comment explaining why we
14497 thought this was necessary.
14498 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14500 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14503 * tree.c (walk_type_fields): Recurse into the element type of
14504 ARRAY_TYPEs if there is a pointer set.
14506 2007-03-10 Dirk Mueller <dmueller@suse.de>
14508 * c-common.c (warn_logical_operator): Fix condition.
14510 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14512 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14514 * config/darwin.c (machopic_select_section): Remove superfluous
14515 argument in call to categorize_decl_for_section. Remove unused
14518 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14520 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14522 * configure: Regenerate.
14524 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14527 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14528 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14529 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14530 Add LABEL_NUSES to emitted label.
14531 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14532 branch probability value to emitted jump insn.
14533 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14534 Do not check life information and do not re-arrange input operands
14535 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
14537 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14539 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
14540 the change of decode_asm_operands.
14542 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14544 * mode-switching.c (create_pre_exit): Skip blockage insn.
14546 2007-03-09 Diego Novillo <dnovillo@redhat.com>
14548 * tree-pass.h (TODO_update_smt_usage): Remove.
14550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14554 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14556 * pa.c (attr_length_call): Revise condition for long
14557 pc-relative branch.
14558 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
14559 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
14560 sequence on SOM target.
14562 2007-03-09 Geoffrey Keating <geoffk@apple.com>
14564 * gcc.c: Document %{, in big comment at top.
14565 (input_suffix_matches): Remove special handling for .s and
14567 (input_spec_matches): New.
14568 (handle_braces): Handle %{,.
14569 (validate_switches): ',' indicates a value which is not a switch.
14570 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
14571 to detect assembler input.
14572 * config/i386/sol2.h (CPP_SPEC): Likewise.
14573 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
14574 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14575 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
14576 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14577 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
14578 -m64 causes deployment target to default to 10.5.
14579 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14581 2007-03-09 Richard Henderson <rth@redhat.com>
14584 * target.h (targetm.asm.out.reloc_rw_mask): New.
14585 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
14586 (TARGET_ASM_OUT): Use it.
14587 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
14588 * varasm.c (categorize_decl_for_section): Remove shlib argument;
14589 use the new reloc_rw_mask target hook instead.
14590 (default_section_type_flags_1): Merge into...
14591 (default_section_type_flags): ... here.
14592 (decl_readonly_section_1): Merge into...
14593 (decl_readonly_section): ... here.
14594 (default_elf_select_section_1): Merge into...
14595 (default_elf_select_section): ... here.
14596 (default_unique_section_1): Merge into...
14597 (default_unique_section): ... here.
14598 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
14599 (default_select_rtx_section): Use it.
14600 (default_elf_select_rtx_section): Likewise.
14601 * output.h: Update to match.
14602 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
14603 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
14604 (TARGET_ASM_RELOC_RW_MASK): New.
14605 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
14606 to categorize_decl_for_section.
14607 (x86_64_elf_unique_section): Likewise.
14608 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
14609 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
14610 (TARGET_ASM_RELOC_RW_MASK): New.
14611 * config/ia64/ia64.c (ia64_rwreloc_select_section,
14612 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
14613 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
14614 (TARGET_RWRELOC): Remove.
14615 (ia64_section_type_flags): Adjust call to default_section_type_flags.
14616 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14617 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
14618 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
14619 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
14620 (rs6000_xcoff_select_section): Use decl_readonly_section.
14621 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
14622 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14623 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
14624 (TARGET_SECTION_TYPE_FLAGS): Remove.
14625 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
14627 2007-03-09 Roger Sayle <roger@eyesopen.com>
14629 * fold-const.c (fold_comparison): Remove compile-time evaluation of
14630 complex constant equality/inequality comparisons for here.
14631 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
14632 known at compile-time or can be simplified to a scalar comparison.
14633 (fold_relational_const): Move compile-time evaluation of complex
14634 constant equality/inequality comparisons to here.
14636 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14638 PR rtl-optimization/30643
14639 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
14641 (fold_rtx): Recurse, like before 2006-11-03.
14643 2007-03-09 DJ Delorie <dj@redhat.com>
14645 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
14648 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
14650 PR tree-optimization/30375
14651 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
14652 LHS of statements is not the same.
14653 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
14655 2007-03-09 Chao-ying Fu <fu@mips.com>
14657 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
14659 * doc/invoke.texi (-mdspr2): Document new option.
14660 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
14661 New unspec for DSP REV 2.
14662 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
14663 these instructions are extended in DSP REV 2.
14664 (mips-dspr2.md): Include.
14665 * config/mips/mips.opt (mdspr2): New option.
14666 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
14667 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
14668 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
14669 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
14670 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
14671 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
14672 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
14674 (bdesc_map): Add one field of unsupported_target_flags.
14675 (bdesc_arrays): Update entries to have extra fields. Add
14677 (mips_init_builtins): Initialize new function types.
14678 Check unsupported_target_fileds to filter out builtins.
14679 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
14681 (ASM_SPEC): Pass mdspr2 to the assembler.
14682 * config/mips/mips-dspr2.md: New file.
14684 2007-03-09 Sa Liu <saliu@de.ibm.com>
14686 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
14688 2007-03-09 Ian Lance Taylor <iant@google.com>
14690 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
14691 argument) like -Wstrict-overflow=2.
14692 * doc/invoke.texi (Warning Options): Update documentation.
14694 2007-03-09 Dirk Mueller <dmueller@suse.de>
14697 * doc/invoke.texi (-Wlogical-op): Document.
14698 * common.opt (-Wlogical-op): New.
14699 * c-common.h (warn_logical_operator): Declare.
14700 * c-common.c (warn_logical_operator): Define.
14701 * c-typeck.c (parser_build_binary_op): Call
14702 warn_logical_operator.
14704 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14706 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
14707 * final.c (final_scan_insn): Test for non-"" file name.
14709 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
14711 * doc/loop.texi: Document the Omega linear constraints solver.
14712 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
14713 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
14714 omega-hash-table-size, omega-max-keys, and
14715 omega-eliminate-redundant-constraints.
14716 * tree-pass.h (pass_check_data_deps): Declared.
14719 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
14720 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
14721 pass_check_data_deps): New.
14722 * tree-data-ref.c (init_data_ref): Remove declaration.
14723 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
14724 (analyze_array): Renamed init_array_ref, move up initializations.
14725 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
14726 Removed arguments that are set to NULL.
14727 (analyze_indirect_ref): Correct indentation, correct call to
14729 (object_analysis): Call init_array_ref instead of analyze_array.
14730 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
14731 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
14732 of DR_ACCESS_FNS_ADDR.
14733 (init_omega_eq_with_af, omega_extract_distance_vectors,
14734 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
14735 ddr_consistent_p): New.
14736 (compute_affine_dependence): Check consistency of ddrs when
14737 flag_check_data_deps is passed.
14738 (analyze_all_data_dependences): Uncomment.
14739 (tree_check_data_deps): New.
14740 * tree-data-ref.h: Include omega.h.
14741 (DR_ACCESS_FNS_ADDR): Removed.
14742 (data_dependence_relation): Add inner_loop.
14743 (DDR_INNER_LOOP): New.
14744 * common.opt (fcheck-data-deps): New.
14745 * tree-flow.h (tree_check_data_deps): Declare.
14746 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
14747 (OBJS-common): Depend on omega.o.
14749 * passes.c (pass_check_data_deps): Scheduled.
14750 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
14751 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
14752 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
14753 PARAM_VECT_MAX_VERSION_CHECKS,
14754 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
14756 2007-03-09 Richard Guenther <rguenther@suse.de>
14758 PR tree-optimization/30904
14759 PR middle-end/31058
14760 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
14761 the same way as *_DIV_EXPR.
14763 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14765 * recog.c (decode_asm_operands): No mixed declarations and code.
14767 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14769 * rtl.def (ASM_INPUT): Add location.
14770 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
14771 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
14772 (decode_asm_operands): Add loc operand.
14773 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
14774 * stmt.c (expand_asm): Rename to...
14775 (expand_asm_loc): ... this. Add locus argument. Pass it on to
14776 gen_rtx_ASM_INPUT_loc.
14777 (expand_asm_expr): Adjust.
14778 * recog.c (decode_asm_operands): Add loc operand.
14779 (check_asm_operands, extract_insn): Adjust.
14780 * reload1.c (maybe_fix_stack_asms): Likewise.
14781 * final.c (asm_insn_count): Likewise.
14782 (final_scan_insn): Output # line before and after asm.
14784 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
14786 * tree-ssa-structalias.c (variable_info): Remove
14788 (new_var_info): Ditto.
14789 (shared_bitmap_info_t): New structure.
14790 (shared_bitmap_table): New variable.
14791 (shared_bitmap_hash): New function.
14792 (shared_bitmap_eq): Ditto
14793 (shared_bitmap_lookup): Ditto.
14794 (shared_bitmap_add): Ditto.
14795 (merge_smts_into): Change to take bitmap directly.
14796 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
14797 (init_alias_vars): Init shared bitmap hashtable.
14798 (delete_points_to_sets): Delete shared bitmap hashtable.
14799 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
14800 is_aliased removal as a change that was still necessary was
14803 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
14805 * config/i386/i386.h (override_options): Conditionally disable
14806 x86_sahf for 64bit targets only.
14808 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14811 * c-decl.c (merge_decls): Don't call make_var_volatile.
14812 * varasm.c (make_var_volatile): Remove.
14813 * output.h (make_var_volatile): Remove.
14815 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
14817 PR tree-optimization/31085
14818 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
14820 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14822 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
14823 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
14824 ATTR_CONST_NOTHROW_LIST.
14826 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14829 2007-03-08 Diego Novillo <dnovillo@redhat.com>
14831 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
14833 2007-03-08 Geoffrey Keating <geoffk@apple.com>
14836 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
14838 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
14839 passed, use shared libgcc.
14841 2007-03-08 Roger Sayle <roger@eyesopen.com>
14843 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
14844 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14845 (honor_protect_cleanup_actions, lower_try_finally_switch):
14847 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
14848 ifc_temp_var): Likewise.
14849 * tree-inline.c (setup_one_parameter): Likewise.
14850 * tree-mudflap.c (mf_decl_cache_locals,
14851 mf_build_check_statement_for): Likewise.
14852 * tree-nested.c (init_tmp_var, save_tmp_var,
14853 finalize_nesting_tree_1): Likewise.
14854 * tree-outof-ssa.c (insert_copy_on_edge,
14855 insert_backedge_copies): Likewise.
14856 * tree-profile.c (tree_gen_edge_profiler,
14857 tree_gen_ic_profiler): Likewise.
14858 * tree-scalar-evolution.c (scev_const_prop): Likewise.
14859 * tree-sra.c (sra_build_assignment): Likewise.
14860 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
14861 * tree-ssa-math-opts.c (insert_reciprocals,
14862 execute_cse_sincos_1): Likewise.
14863 * tree-tailcall.c (adjust_accumulator_values,
14864 adjust_return_value): Likewise.
14865 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
14866 * tree-vect-transform.c (vect_create_data_ref_ptr,
14867 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
14868 vect_create_epilog_for_reduction, vectorizable_reduction,
14869 vectorizable_call, vectorizable_conversion,
14870 vectorizable_assignment, vectorizable_operation,
14871 vectorizable_type_demotion, vect_gen_widened_results_half,
14872 vect_permute_store_chain, vectorizable_store,
14873 vect_setup_realignment, vect_permute_load_chain,
14874 vectorizable_load, vectorizable_condition,
14875 vect_create_cond_for_align_checks): Likewise.
14876 * tree-vrp.c (build_assert_expr_for): Likewise.
14878 2007-03-08 Ian Lance Taylor <iant@google.com>
14880 * tree-vrp.c: Include "intl.h".
14881 (usable_range_p): New static function.
14882 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
14883 overflowed values, juts set *strict_overflow_p.
14884 (compare_values): Only return -2 if one of the operands is not a
14886 (compare_ranges): Call usable_range_p.
14887 (compare_range_with_value): Likewise.
14888 (vrp_evaluate_conditional_warnv): Rename from
14889 vrp_evaluate_conditional. Make static. Change all callers.
14890 (vrp_evaluate_conditional): New function.
14891 (simplify_div_or_mod_using_ranges): Issue warning about reliance
14892 on signed overflow.
14893 (simplify_abs_using_ranges): Likewise.
14894 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
14895 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
14896 within_stmt parameter.
14897 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14898 vrp_evaluate_conditional.
14899 * tree-ssa-threadedge.c
14900 (record_temporary_equivalences_from_stmts_at_dest): Change
14901 simplify parameter to take a second tree parameter.
14902 (simplify_control_stmt_condition): Likewise.
14903 (thread_across_edge): Likewise.
14904 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14905 (thread_across_edge): Likewise.
14906 * Makefile.in (tree-vrp.o): Depend upon intl.h.
14908 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
14910 * config/i386/i386.h (TARGET_SAHF): New define.
14911 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
14912 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
14913 (x86_sahf): New global variable.
14914 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
14915 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
14916 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
14917 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
14919 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
14920 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
14921 when expanding fcomi/sahf based tests.
14922 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
14923 expanding sahf based alternative. Emit sahf based sequence when
14924 optimizing for code size.
14925 * config/i386/i386.md (x86_sahf_1): Do not disable for
14926 TARGET_64BIT, enable for TARGET_SAHF.
14928 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
14930 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
14931 spurious whitespace from error message.
14933 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
14936 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
14938 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
14940 * c-decl.c (grokdeclarator): Disable warnings for anonymous
14942 * tree-sra.c (instantiate_element): Propagate disabled warnings
14943 from the element itself to the created variable.
14945 2007-03-07 Richard Henderson <rth@redhat.com>
14948 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
14949 silently fix up the stack in the case of a missing register.
14951 2007-03-07 Paul Brook <paul@codesourcery.com>
14953 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
14955 2007-03-07 Joseph Myers <joseph@codesourcery.com>
14957 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
14959 (phase1_vrs): Use them.
14960 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
14961 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
14962 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
14963 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
14964 __gnu_Unwind_Restore_WMMXC if required.
14965 (_Unwind_VRS_Pop): Implement iWMMXt support.
14966 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
14967 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
14968 gnu_Unwind_Save_WMMXC): Define.
14970 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14972 * config/vxworks.h (vxworks_override_options): Declare.
14973 (VXWORKS_OVERRIDE_OPTIONS): Use it.
14974 * config/vxworks.c: Include target.h and toplev.h.
14975 (vxworks_override_options): New function.
14976 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
14978 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
14980 * config/s390/s390.c (override_options): Don't emit an error when
14981 -mstack-size is used without providing -mstack-guard.
14982 (s390_emit_prologue): Choose stack_guard value automatically if not
14983 provided via command line.
14984 * doc/invoke.texi: Adjust description of -mstack-guard and
14987 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14989 * config/i386/i386.c (output_set_got): Add a GOT initialization
14990 sequence for VxWorks PIC.
14991 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
14992 around labels as well as symbols. Use gotoff_operand instead
14993 of local_symbolic_operand.
14994 (legitimize_pic_address): Use gotoff_operand instead of
14995 local_symbolic_operand. Use @GOT accesses for labels as
14997 (ix86_output_addr_diff_elt): Use PC-relative rather than
14998 GP-relative offsets for VxWorks PIC.
14999 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15000 no_new_pseudos. Check whether the returned register is op0.
15001 * config/i386/i386.md (tablejump): Use PC-relative rather than
15002 GP-relative offsets for VxWorks PIC.
15003 * config/i386/predicates.md (gotoff_operand): New predicate.
15005 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15007 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15009 * config/vxworks-dummy.h: New file.
15010 * config/i386/i386.h: Include it.
15012 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15014 * dwarf2out.c (is_inlined_entry_point): New
15015 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15016 DW_AT_ranges if the first subblock is the entry point.
15018 2007-03-06 David Daney <ddaney@avtrex.com>
15020 * doc/install.texi (mips-*-*): Change recommended binutils
15023 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15025 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15026 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15028 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15029 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15031 2007-03-06 Jan Hubicka <jh@suse.cz>
15033 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15034 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15036 (probably_cold_bb_p): Cold functions are cold.
15037 (probably_never_executed_bb_p): Cold functions are cold.
15038 (tree_bb_level_predictions): Predict calls to cold functions as not
15040 (compute_function_frequency): Check hot/cold attributes.
15041 * function.h (function_frequency): Update comments.
15042 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15043 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15044 (c_common_att): Add cold and hot.
15046 * doc/extend.texi (hot,cold attributes): Document.
15048 2007-03-06 Andrew Haley <aph@redhat.com>
15050 * function.c (expand_function_end): Move blockage to just after we
15051 emit the label for the naked return from the function.
15053 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15055 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15058 2007-03-06 Jan Hubicka <jh@suse.cz>
15060 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15061 loaded for constant large models. Non-large 64bit PIC can do.
15062 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15063 * cmodel.h: Add LARGE PIC.
15064 * i386.md (UNSPEC_PLTOFF): New.
15065 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15067 (*call_1_rex64): Disable for large models.
15068 (*call_1_rex64_large): New.
15069 (*call_value_1_rex64): Disable for large models.
15070 (*call_value_1_rex64_large): New.
15071 (set_rip_rex4): New.
15072 (set_got_offset_rex64): New.
15073 * predicates.md (constant_call_address_operand): For large model
15074 constant calls are not possible.
15075 * i386-protos.h (construct_plt_address): Declare.
15076 * i386.c (override_options): Accept large models.
15077 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15078 (legitimate_constant_p): Add new UNSPECs.
15079 (legitimate_pic_operand_p): Likewise.
15080 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15081 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15083 (output_pic_addr_const): Add PLTOFF.
15084 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15085 (ix86_expand_move): Legitimize pic address when in PIC mode.
15086 (construct_plt_address): New function.
15087 (ix86_expand_call): Offload the address to register and use GOT
15088 pointer for large model.
15089 * invoke.texi (mcmodel=large): Update documentation.
15091 2007-03-06 Richard Henderson <rth@redhat.com>
15093 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15094 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15095 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15096 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15097 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15098 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15099 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15100 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15101 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15102 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15103 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15104 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15105 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15106 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15107 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15108 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15109 x86_schedule, x86_use_bt, x86_pad_returns,
15110 x86_use_xchgb): Merge into ...
15111 (ix86_tune_features): ... here. New array.
15112 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15113 x86_bswap): Merge into ...
15114 (ix86_arch_features): ... here. New array.
15115 (x86_3dnow_a): Remove.
15116 (x86_accumulate_outgoing_args): Make static.
15117 (x86_arch_always_fancy_math_387): Make static.
15118 (ix86_tune_mask, ix86_arch_mask): Move ...
15119 (override_options): ... to local variables here. Apply the
15120 appropriate mask to each element of ix86_arch_features and
15121 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15122 as were done in the old macros.
15123 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15124 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15125 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15126 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15127 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15128 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15129 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15130 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15131 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15132 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15133 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15134 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15135 x86_accumulate_outgoing_args, x86_prologue_using_move,
15136 x86_epilogue_using_move, x86_decompose_lea,
15137 x86_arch_always_fancy_math_387, x86_shift1,
15138 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15139 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15140 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15141 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15142 x86_use_incdec, x86_pad_returns, x86_bswap,
15143 x86_partial_flag_reg_stall): Remove.
15144 (enum ix86_tune_indices): New.
15145 (ix86_tune_features): New.
15146 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15147 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15148 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15149 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15150 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15151 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15152 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15153 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15154 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15155 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15156 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15157 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15158 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15159 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15160 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15161 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15162 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15163 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15164 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15165 TARGET_EXT_80387_CONSTANTS): Use it.
15166 (enum ix86_arch_indices): New.
15167 (ix86_arch_features): New.
15168 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15169 TARGET_BSWAP): Use it.
15170 (ix86_tune_mask, ix86_arch_mask): Remove.
15172 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15175 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15176 Define using $${sysroot_headers_suffix}.
15177 * configure: Regenerate.
15178 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15179 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15181 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15182 * gcc.c (print_sysroot_headers_suffix): New.
15183 (option_map): Include --print-sysroot-headers-suffix.
15184 (display_help): Mention -print-sysroot-headers-suffix.
15185 (process_command): Handle -print-sysroot-headers-suffix.
15186 (do_spec_1): Append multilib directory to include-fixed path if
15187 sysroot suffixes in use.
15188 (main): Handle -print-sysroot-headers-suffix.
15189 * Makefile.in (start.encap): Don't depend on xlimits.h
15190 (xlimits.h): Remove.
15191 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15192 limits.h for each multilib in fixinc_list.
15193 (fixinc_list, s-fixinc_list): New.
15194 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15195 generate them for each multilib in fixinc_list.
15196 (stmp-fixproto): Use include-fixed. Run fixproto for each
15197 multilib in fixinc_list.
15198 (mostlyclean): Don't remove xlimits.h.
15199 (clean): Remove include-fixed.
15200 (real-install-headers-tar, real-install-headers-cpio,
15201 real-install-headers-cp): Don't copy include, only include-fixed.
15202 (install-mkheaders): Depend on fixinc_list. Don't depend on
15203 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15204 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15205 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15207 2007-03-06 Jan Hubicka <jh@suse.cz>
15209 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15212 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15214 * configure.ac: Allow tm_file to contain build-directory files.
15215 * configure: Regenerate.
15216 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15217 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15218 * config/m68k/print-sysroot-suffix.sh: New file.
15220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15222 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15223 of pic_offset_table_rtx if reload_completed.
15224 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15225 PIC_OFFSET_TABLE_REGNUM.
15226 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15228 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15229 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15231 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15233 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15234 functions that call eh_return.
15236 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15238 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15239 functions that need a constant pool.
15241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15244 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15245 (m68k_preferred_reload_class): Likewise.
15246 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15247 (SECONDARY_RELOAD_CLASS): Define.
15248 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15249 (LIMIT_RELOAD_CLASS): Delete.
15250 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15251 registers from storing bytes.
15252 (m68k_secondary_reload_class): New function.
15253 (m68k_preferred_reload_class): Likewise.
15255 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15257 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15259 (m68k_expand_prologue): Likewise.
15261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15263 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15264 (mips_expand_epilogue): Add a bool parameter.
15265 (m68k_legitimize_sibcall_address): Declare.
15266 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15267 (m68k_expand_epilogue): Add a parameter to select between sibling
15268 and normal epilogues. Only generate a return for the latter.
15269 (m68k_ok_for_sibcall_p): New function.
15270 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15271 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15272 (sibcall_value, *sibcall_value): Likewise.
15273 (*call, *call_value): Require !SIBLING_CALL_P.
15274 (epilogue): Update call to m68k_expand_epilogue.
15275 (sibcall_epilogue): New pattern.
15276 * config/m68k/predicates.md (const_call_operand): Say that this
15277 predicate applies to sibling calls too.
15278 (sibcall_operand): New predicate.
15280 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15282 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15283 alternatives as movsi_cf.
15284 (movsf_cf_hard): Add commentary.
15286 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15287 Richard Sandiford <richard@codesourcery.com>
15289 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15290 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15291 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15292 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15293 as being live on exit from an interrupt function.
15294 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15295 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15296 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15297 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15298 (m68k_interrupt_function_p): Globalize.
15299 (m68k_compute_frame_layout): Remove reverse mask code.
15300 (m68k_emit_movem, m68k_set_frame_related): New functions.
15301 (m68k_output_function_prologue): Delete in favor of...
15302 (m68k_expand_prologue): ...this new function.
15303 (m68k_output_function_epilogue): Delete in favor of...
15304 (m68k_expand_epilogue): ...this new function.
15305 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15307 (print_operand): Handle %?.
15308 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15309 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15310 (prologue, epilogue): New patterns.
15311 (return): Turn into a define_expand.
15312 (*return): New pattern, derived from old "return" pattern. Use rte
15313 rather than rts for interrupt functions. Only use rtd if the pop
15315 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15316 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15317 (link, *link, unlink, *unlink, load_got): Likewise.
15319 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15323 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15324 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15325 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15326 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15327 and m68k_matches_u_p.
15328 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15329 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15330 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15331 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15332 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15333 (REG_STRICT_P): New macro.
15334 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15335 PCREL_GENERAL_OPERAND_OK.
15336 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15337 m68k_legitimate_base_reg_p.
15338 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15339 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15340 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15341 * config/m68k/m68k.c (m68k_address): New structure.
15342 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15343 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15344 (m68k_jump_table_ref_p, m68k_decompose_address)
15345 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15346 (m68k_matches_u_p): New functions.
15347 (print_operand_address): Rewrite to use m68k_decompose_index.
15349 2007-03-05 David Taylor <dtaylor@emc.com>
15351 * gcc.c: Correct copyright date in --version output.
15353 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15355 * pa.md: In unamed move patterns, disparge copies between general
15356 and floating point registers using '?' modifier. Don't include 'f'
15357 constraint for register preferences in DImode, SImode, HImode and
15358 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15359 Remove constraints for copies between general and floating registers
15360 in soft-float DFmode pattern.
15361 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15365 2007-03-05 Mike Stump <mrs@apple.com>
15367 * c-common.c (targetcm): Add.
15368 * c-opts.c (c_common_handle_option): Handle language specific
15370 * opts.c (handle_option): Verify language for target options, if
15372 * opth-gen.awk: Add CL_LANG_ALL.
15373 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15374 (TARGETCM_INITIALIZER): Add.
15375 * target.h (struct gcc_targetcm): Add.
15377 * targhooks.c (default_handle_c_option): Add.
15378 * targhooks.h (default_handle_c_option): Add.
15379 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15381 * config/darwin.opt (iframework): Add.
15382 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15383 * config/darwin-c.c (handle_c_option): Add.
15384 (TARGET_HANDLE_C_OPTION): Add.
15386 * doc/invoke.texi (Darwin Options): Add -iframework.
15388 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15390 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15393 2007-03-05 Ian Lance Taylor <iant@google.com>
15395 * c.opt (fgnu89-inline): New option.
15396 * c-opts.c (c_common_post_options): Set default value for
15398 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15399 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15401 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15402 (grokdeclarator, start_function): Likewise.
15403 * c-cppbuiltin.c (c_cpp_builtins): Define either
15404 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15405 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15406 (C Dialect Options): Document -fgnu89-inline.
15407 * doc/extend.texi (Function Attributes): Explain what the
15408 gnu_inline attribute does.
15409 * doc/cpp.texi (Common Predefined Macros): Document
15410 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15412 2007-03-05 Ian Lance Taylor <iant@google.com>
15414 PR tree-optimization/31034
15415 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15416 half-range if the other side is an overflow infinity.
15418 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15420 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15421 (bfin*-linux-uclibc*): New configuration.
15422 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15424 * config/bfin/linux.h: New file.
15425 * config/bfin/libgcc-bfin.ver: New file.
15426 * config/bfin/t-bfin-uclinux: New file.
15427 * config/bfin/t-bfin-linux: New file.
15428 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15429 (TARGET_OS_CPP_BUILTINS): New macro.
15431 2007-03-05 Richard Guenther <rguenther@suse.de>
15433 * fold-const.c (fold_binary): Remove duplicate folding
15434 of comparison of non-null ADDR_EXPR against null.
15436 2007-03-05 Richard Guenther <rguenther@suse.de>
15437 Dorit Nuzman <dorit@il.ibm.com>
15439 PR tree-optimization/26420
15440 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15441 are no loops in the function. Only print the number of
15442 vectorized loops if it is greater than zero or we are supposed
15443 to print information about unvectorized loops.
15445 2007-03-05 Revital Eres <eres@il.ibm.com>
15447 * gcc.dg/var-expand1.c: New test.
15448 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15449 when an accumulator is expanded.
15451 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15454 * c-common.c (convert_and_check): Don't give warnings for
15455 conversion if 'expr' already overflowed.
15457 2007-03-04 Roger Sayle <roger@eyesopen.com>
15459 PR middle-end/30744
15460 * fold-const.c (fold_comparison): Enforce type consistency when
15461 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15463 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15465 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15466 containing a cast to the base of TARGET_MEM_REF.
15468 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15470 * tree.c (tree_contains_struct_check_failed): Remove spurious
15471 whitespace from error message.
15473 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15476 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15477 instead of precision.
15479 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15480 Nathan Sidwell <nathan@codesourcery.com>
15482 * emit-rtl.c (find_auto_inc): New.
15483 (try_split): recreate REG_INC notes,
15484 Use regular for loops rather than whiles.
15486 2007-03-03 Andreas Schwab <schwab@suse.de>
15488 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15489 * configure: Regenerate.
15491 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15493 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15494 flag_rounding_math, not flag_unsafe_math_optimizations.
15496 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15498 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15499 alpha_fold_vector_minmax): Likewise.
15500 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15501 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15503 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15505 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15506 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15507 if the lhs has side-effects.
15508 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15510 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15512 * config/i386/i386.h (TUNEMASK): Remove define.
15513 (ARCHMASK): Remove define.
15514 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15515 Use ix86_arch_mask variable instead of ARCHMASK.
15516 * config/i386/i386.c (override_options): Ditto.
15517 (standard_80387_constant_p): Ditto.
15519 2007-03-02 Ian Lance Taylor <iant@google.com>
15521 Used signed infinities in VRP.
15522 * tree-vrp.c (uses_overflow_infinity): New static function.
15523 (supports_overflow_infinity): New static function.
15524 (make_overflow_infinity): New static function.
15525 (negative_overflow_infinity): New static function.
15526 (positive_overflow_infinity): New static function.
15527 (is_negative_overflow_infinity): New static function.
15528 (is_positive_overflow_infinity): New static function.
15529 (is_overflow_infinity): New static function.
15530 (overflow_infinity_range_p): New static function.
15531 (compare_values_warnv): New function split out of compare_values.
15532 (compare_value): Call it.
15533 (set_value_range_to_nonnegative): Add overflow_infinity
15534 parameter. Change caller.
15535 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
15537 (vrp_expr_computes_nonzero): Likewise.
15538 (compare_ranges, compare_range_with_value): Likewise.
15539 (compare_name_with_value, compare_names): Likewise.
15540 (vrp_evaluate_conditional): Likewise.
15541 (set_value_range): Handle infinity
15542 (vrp_operand_equal_p, operand_less_p): Likewise.
15543 (extract_range_from_assert): Likewise.
15544 (vrp_int_const_binop): Likewise.
15545 (extract_range_from_binary_expr): Likewise.
15546 (extract_range_from_unary_expr): Likewise.
15547 (extract_range_from_comparison): Likewise.
15548 (extract_range_from_expr): Likewise.
15549 (dump_value_range): Likewise.
15550 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
15551 (test_for_singularity): Likewise.
15552 (vrp_int_const_binop): Remove inline qualifier.
15553 (adjust_range_with_scev): Add comment.
15554 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15556 2007-03-02 Diego Novillo <dnovillo@redhat.com>
15558 * tree-ssa-structalias.c (could_have_pointers): Tidy.
15559 (get_constraint_for): Likewise.
15560 (do_structure_copy): Likewise.
15561 (find_func_aliases): Fix references to MODIFY_EXPR.
15562 (intra_create_variable_infos): Tidy.
15563 * tree-ssa-operands.c (add_virtual_operand): Add argument
15565 When adding members of alias sets, if IS_CALL_SITE is true and
15566 the symbol is not call-clobbered, skip it.
15567 Adjust all callers.
15569 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15571 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
15572 entry by means of emit_insn_at_entry.
15574 2007-03-02 Richard Henderson <rth@redhat.com>
15576 * expr.h (promoted_input_arg): Remove decl.
15577 * function.c (promoted_input_arg): Merge into ...
15578 * combine.c (setup_incoming_promotions): ... only caller.
15579 Rearrange to avoid double loop.
15581 2007-03-02 Ben Elliston <bje@au.ibm.com>
15582 Peter Bergner <bergner@vnet.ibm.com>
15583 Janis Johnson <janis187@us.ibm.com>
15585 * config/rs6000/dfp.md: New file.
15586 * config/rs6000/rs6000.md: Include dfp.md.
15587 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
15588 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
15589 and TDmode decimal float modes in FP registers.
15590 (num_insns_constant): Likewise.
15591 (rs6000_legitimate_offset_address_p): Likewise.
15592 (rs6000_legitimize_address): Likewise.
15593 (rs6000_legitimize_reload_address): Likewise.
15594 (rs6000_legitimate_address): Likewise.
15595 (rs6000_emit_move): Likewise.
15596 (function_arg_boundary): Likewise.
15597 (function_arg_advance): Likewise.
15598 (rs6000_darwin64_record_arg_recurse): Likewise.
15599 (function_arg): Likewise.
15600 (rs6000_gimplify_va_arg): Likewise.
15601 (rs6000_split_multireg_move): Likewise.
15602 (rs6000_output_function_epilogue): Likewise.
15603 (rs6000_output_function_epilogue): Likewise.
15604 (rs6000_register_move_cost): Likewise.
15605 (rs6000_function_value): Likewise.
15606 (rs6000_libcall_value): Likewise.
15608 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15610 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
15612 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15614 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
15615 Use $MULTIDIR to choose between the kernel and RTP headers,
15616 and use $WIND_BASE and $WIND_USR to locate them.
15618 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15620 * config/i386/i386.c (override_options): Put initialization of
15621 ix86_tune_mask and ix86_arch_mask to the correct place.
15623 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15624 Michael Meissner <michael.meissner@amd.com>
15627 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
15628 (ARCHMASK): Define.
15629 (TARGET_CMOVE): Use ARCHMASK.
15630 (TARGET_CMPXCHG): Ditto.
15631 (TARGET_CMPXCHG8B): Ditto.
15632 (TARGET_XADD): Ditto.
15633 (TARGET_BSWAP): Ditto.
15634 * config/i386/i386.c (ix86_tune_mask): New global variable.
15635 (ix86_arch_mask): Ditto.
15636 (override_options): Initialize ix86_tune_mask and
15637 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
15640 2007-03-02 Ben Elliston <bje@au.ibm.com>
15643 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
15645 2007-03-02 Joseph Myers <joseph@codesourcery.com>
15647 * target.h (init_dwarf_reg_sizes_extra): New target hook.
15648 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
15649 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
15650 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
15652 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
15653 rs6000_init_dwarf_reg_sizes_extra): New.
15654 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
15655 SPE register high parts.
15657 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
15659 * Makefile.in: Add install-pdf target as
15660 copied from automake v1.10 rules.
15661 * configure.ac: Add install-pdf to target list.
15662 * configure: Regenerate.
15664 2007-03-01 Paul Brook <paul@codesourcery.com>
15666 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
15667 modes to LDRD for DImode.
15668 (output_move_double): Fixup out of range ldrd/strd.
15669 (vfp_secondary_reload_class): Rename...
15670 (coproc_secondary_reload_class): ... to this. Add wb argument.
15671 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
15672 coproc_secondary_reload_class for CLASS_IWMMXT.
15673 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
15674 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
15676 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15678 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
15679 unroll factor by the estimated number of iterations.
15680 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
15681 than prefetch latency.
15683 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
15684 decode_caches_intel, detect_caches_intel): New functions.
15685 (host_detect_local_cpu): Use detect_caches_amd and
15686 detect_caches_intel.
15688 2007-03-01 Richard Henderson <rth@redhat.com>
15690 * expr.c (emit_move_complex_push): Export.
15691 (emit_move_complex_parts): Split out from ...
15692 (emit_move_complex): ... here.
15693 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
15694 * config/i386/i386.md (movcdi): New.
15696 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
15698 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
15699 size of mode1 to check for tieable modes in MMX case.
15701 2007-03-01 Richard Sandiford <richard@codesourcery.com>
15703 * Makefile.in (rtlanal.o): Depend on tree.h.
15704 * rtl.h (offset_within_section_p, split_const): Declare.
15705 * rtlanal.c: Include tree.h.
15706 (offset_within_block_p): New function, taken from
15707 mips_offset_within_object_p.
15708 (split_const): New function, taken from mips_split_const.
15709 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
15711 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
15712 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
15713 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
15714 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
15715 (m68k_illegitimate_symbolic_constant_p): New function.
15716 * config/m68k/m68k.md (movsi): Remove misleading predicates.
15717 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
15718 symbolic constant that might be outside the symbol's section,
15719 move the symbol first and then add the offset.
15720 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
15722 * config/mips/mips.c (mips_split_const): Delete.
15723 (mips_offset_within_object_p): Delete.
15724 (mips_symbolic_constant_p): Use offset_within_section_p and
15725 split_const instead of mips_offset_within_object_p and
15727 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
15728 (mips_legitimize_const_move, print_operand_reloc)
15729 (mips_dangerous_for_la25_p): Use split_const instead of
15732 2007-02-28 Eric Christopher <echristo@apple.com>
15734 * Makefile.in (install-include-dir): Don't rm -rf include.
15736 2007-02-28 Richard Guenther <rguenther@suse.de>
15738 PR middle-end/30364
15739 * fold-const.c (fold_binary): Do not associate expressions
15740 with more than one variable for integer types that do not wrap.
15742 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
15744 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
15745 Delete, and replace with...
15746 (fold_builtin_call_array): This. Update callers to use it.
15747 * fold-const.c (fold_build_call_list): Delete, and replace with...
15748 (fold_build_call_array): This.
15749 (fold_build_call_list_initializer): Delete, and replace with...
15750 (fold_build_call_array_initializer): This.
15751 * tree.h: Update declarations to reflect above changes.
15753 * c-typeck.c (build_function_call): Store converted arguments
15754 in a stack-allocated array instead of building a list.
15755 (convert_arguments): Store arguments in the array passed in as an
15756 argument, and return the actual number of arguments.
15757 * c-format.c: (check_function_format): Pass arguments in an
15758 array instead of a list.
15759 * c-common.c (check_function_nonnull): Likewise.
15760 (check_function_sentinel): Likewise.
15761 (check_function_arguments): Likewise.
15762 * c-common.h: Update declarations to reflect above changes.
15764 2007-02-28 Jan Hubicka <jh@suse.cz>
15766 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
15767 PRED_NEGATIVE_RETURN): Update outcomes.
15769 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
15771 * calls.c (emit_library_call_value_1): Handle partial registers
15772 correctly when building up CALL_INSN_FUNCTION_USAGE.
15774 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15776 * pa/predicates.md (move_src_operand): Allow zero for mode.
15777 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
15780 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
15783 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
15784 *movv2df_internal): Enable pattern only for valid operand
15786 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
15787 tie only 128bit modes. For MMX registers, tie only 64bit modes.
15789 2007-02-27 Mike Stump <mrs@apple.com>
15791 * config/darwin-crt3.c: Avoid compilation when compiling for a
15794 2007-02-27 Joseph Myers <joseph@codesourcery.com>
15796 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
15798 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
15799 for fixed headers and limits.h.
15800 (install-include-dir, install-headers-tar, install-headers-cpio,
15801 install-headers-cp, real-install-headers-tar,
15802 real-install-headers-cpio, real-install-headers-cp): Handle
15803 include-fixed as well as include.
15804 (install-mkheaders): Don't install files that go only in include
15806 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
15807 from GCC_INCLUDE_DIR.
15808 * gcc.c (process_command): Remove special -BstageN/ handling.
15809 (do_spec_1): Add include-fixed directories.
15811 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15813 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
15815 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
15817 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
15820 2007-02-27 Mark Mitchell <mark@codesourcery.com>
15822 * c-common.c (get_priority): Add check for
15823 SUPPORTS_INIT_PRIORITY.
15825 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15827 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
15829 * config/bfin/bfin.c: Include "cfglayout.h".
15830 (MAX_LSETUP_DISTANCE): New macro.
15831 (struct loop_info): New members incoming, incoming_src and
15832 incoming_dest. Delete member predecessor.
15833 (length_for_loop): New function.
15834 (bfin_optimize_loop): Handle more different loop structures.
15835 (bfin_discover_loop): Rework detection of predecessor blocks by
15836 examining incoming edges.
15837 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
15839 (bfin_reorder_loops): New function.
15840 (bfin_reorg_loops): Use these three new functions.
15842 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
15843 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
15844 (CONSTRAINT_LEN): Add entry for 'q'.
15845 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
15846 Add 'q' constraints.
15847 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
15848 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
15850 * config/bfin/bfin.md (add_with_carry): New pattern.
15851 (s_or_u, su_optab, su_modifier): New code macros/attrs.
15852 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
15853 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
15854 support unsigned multiplies too. Removed incorrect commutativity from
15855 operand 1 constraint where appropriate.
15856 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
15858 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
15859 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
15861 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
15862 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
15863 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
15864 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
15865 usmulhisi_hh_huh): New patterns.
15867 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
15868 lshifthi3): Fix output template to use half reg for operand 2.
15870 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
15873 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
15875 2007-02-27 Andreas Schwab <schwab@suse.de>
15877 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
15879 2007-02-27 Jan Hubicka <jh@suse.cz>
15881 * predict.c (last_basic_block_p): Remove.
15882 (tree_estimate_probability): Update return heuristic for commonized
15885 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15887 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
15889 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15891 * doc/include/gcc-common.texi (versionsubtitle): New macro.
15892 * doc/cpp.texi: Standardize title page.
15893 * doc/cppinternals.texi: Likewise.
15894 * doc/gcc.texi: Standardize title page, remove version number
15895 from copyright page.
15896 * doc/gccint.texi: Likewise.
15897 * doc/install.texi: Standardize title page, add table of
15900 2007-02-26 Jan Hubicka <jh@suse.cz>
15902 * predict.def: Set outcomes according to more recent results.
15903 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
15904 Remove dead predictors.
15905 * predict.c (return_prediction): Fix pasto.
15907 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15909 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
15910 change; avoid a memory leak when returning early.
15912 2007-02-26 Mark Mitchell <mark@codesourcery.com>
15914 * c-decl.c (static_ctors): Move to c-common.c.
15915 (static_dtors): Likewise.
15916 (finish_function): Use c_record_cdtor_fn.
15917 (build_cdtor): Move to c-common.c.
15918 (c_write_global_declarations): Use c_build_cdtor_fns.
15919 * c-common.h (static_ctors): Declare.
15920 (static_dtors): Likewise.
15921 (c_record_cdtor_fn): Likewise.
15922 (c_build_cdtor_fns): Likewise.
15923 * c-common.c (static_ctors): New variable.
15924 (static_dtors): Likewise.
15925 (c_record_cdtor_fn): New function.
15926 (build_cdtor): Move from c-decl.c
15927 (c_build_cdtor_fns): New function.
15929 * output.h (assemble_addr_to_section): Declare.
15930 (get_cdtor_priority_section): Likewise.
15931 * varasm.c (assemble_addr_to_section): New function.
15932 (get_cdtor_priority_section): Likewise.
15933 (default_named_section_asm_out_destructor): Use them.
15934 (destor_dtor_section_asm_out_destructor): Likewise.
15935 (default_named_section_asm_out_constructor): Likewise.
15936 (default_ctor_section_asm_out_constructor): Likewise.
15937 * config.gcc (*-*-vxworks*): Include vxworks.o.
15938 * config/t-vxworks (vxworks.o): New target.
15939 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
15940 (TARGET_ASM_CONSTRUCTOR): Define.
15941 (TARGET_ASM_DESTRUCTOR): Likewise.
15942 (vxworks_asm_out_constructor): Declare.
15943 (vxworks_asm_out_destructor): Likewise.
15945 * c-common.c (get_priority): Check that we have not just an
15946 INTEGER_CST, but an integer constant with integeral type.
15948 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
15950 PR tree-optimization/30938
15951 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
15952 use &dt[nargs-1] instead of &dt[nargs] in the call to
15953 vect_is_simple_use().
15955 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
15957 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
15958 from register elimination as PRE_MODIFY / POST_MODIFY increments.
15959 Do not attempt to handle MEM inside auto-inc expressions.
15960 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
15961 of a register modified by an auto-inc expression. However, do handle
15962 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
15963 (elimination_effects): Prohibit elimination of a register modified
15964 by an auto-inc expression. Disable register elimination rules whose
15965 target register is modified by an auto-inc expression with variable
15968 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15970 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
15972 (array_at_struct_end_p): New function.
15973 (idx_infer_loop_bounds): Use it.
15974 (estimate_numbers_of_iterations_loop): Export.
15975 * predict.c (predict_loops): Use estimated_loop_iterations_int.
15976 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
15977 (tree_estimate_probability): Call record_loop_exits.
15978 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
15979 (estimated_loop_iterations, estimated_loop_iterations_int,
15980 estimated_loop_iterations_tree): New functions.
15981 (analyze_siv_subscript_cst_affine,
15982 compute_overlap_steps_for_affine_1_2,
15983 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
15984 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
15985 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
15986 (PRED_LOOP_ITERATIONS_GUESSED): New.
15987 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
15988 * cfgloop.h (estimate_numbers_of_iterations_loop,
15989 estimated_loop_iterations_int): Declare.
15991 2007-02-25 Mark Mitchell <mark@codesourcery.com>
15993 * doc/extend.texi: Document optional priority argument to
15994 constructors and destructors.
15995 * tree.c (init_priority_for_decl): Adjust GTY markers.
15996 (init_ttree): Use priority-info hash functions for
15997 init_priority_for_decl.
15998 (tree_map_eq): Rename to ...
15999 (tree_map_base_eq): ... this.
16000 (tree_map_marked_p): Rename to ...
16001 (tree_map_base_marked_p): ... this.
16002 (tree_map_base_hash): New function.
16003 (decl_init_priority_lookup): Rework.
16004 (decl_fini_priority_lookup): New function.
16005 (decl_priority_info): New function.
16006 (decl_init_priority_insert): Use it.
16007 (decl_fini_priority_insert): Likewise.
16008 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16010 (decl_restrict_base_insert): Likewise.
16011 (decl_debug_expr_insert): Likewise.
16012 (decl_value_expr_lookup): Likewise.
16013 (decl_value_expr_insert): Likewise.
16014 * tree.h (priority_type): New type.
16015 (decl_init_priority_lookup): Use priority_type.
16016 (decl_fini_priority_lookup): New function.
16017 (decl_init_priority_insert): Use priority_type.
16018 (decl_fini_priority_insert): New function.
16019 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16020 (DECL_INIT_PRIORITY): Likewise.
16021 (SET_DECL_INIT_PRIORITY): Add comment.
16022 (DECL_FINI_PRIORITY): New macro.
16023 (SET_DECL_FINI_PRIORITY): Likewise.
16024 (DEFAULT_INIT_PRIORITY): Document.
16025 (MAX_INIT_PRIORITY): Likewise.
16026 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16027 (tree_map_base): New type.
16028 (tree_map_base_eq): New function.
16029 (tree_map_base_hash): Likewise.
16030 (tree_map_base_marked_p): Likewise.
16031 (tree_map): Inherit from tree_map_base.
16032 (tree_map_eq): Make it a macro.
16033 (tree_map_marked_p): Likewise.
16034 (tree_int_map): Inherit from tree_map_base.
16035 (tree_int_map_eq): Make it a macro.
16036 (tree_int_map_hash): Likewise.
16037 (tree_int_map_marked_p): Likewise.
16038 (tree_priority_map): New type.
16039 (tree_priority_map_eq): New macro.
16040 (tree_priority_map_hash): Likewise.
16041 (tree_priority_map_marked_p): Likewise.
16042 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16044 (emutls_common_1): Likewise.
16045 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16046 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16047 of tree_map hierarchy.
16048 * tree-cfg.c (move_stmt_r): Likewise.
16049 (new_label_mapper): Likewise.
16050 * c-tree.h (c_expand_body): Move to ...
16051 * c-common.h (c_expand_body): ... here.
16052 * c-decl.c (c_expand_body): Move to ...
16053 * c-common.c (c_expand_body): ... here.
16054 (c_common_attribute_table): Allow 1 argument for the constructor
16055 and destructor attributes.
16056 (get_priority): New function.
16057 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16058 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16060 2007-02-24 Jan Hubicka <jh@suse.cz>
16062 PR middle-end/30509
16063 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16064 copying for inlining.
16066 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16067 Jan Hubicka <jh@suse.cz>
16070 * i386.c (counter_mode): New function.
16071 (expand_set_or_movmem_via_loop): Use it.
16072 (expand_movmem_epilogue): Likewise; fix pasto.
16073 (ix86_expand_movmem): Do emit guard even for constant counts.
16074 (ix86_expand_setmem): Likewise.
16076 2007-02-25 Nick Clifton <nickc@redhat.com>
16078 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16079 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16081 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16084 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16085 count argument with 0x10, not with 0x16.
16086 (expand_setmem_epilogue): Ditto.
16088 2007-02-24 Mike Stump <mrs@apple.com>
16090 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16093 2007-02-24 Richard Guenther <rguenther@suse.de>
16095 PR middle-end/30951
16096 * fold-const.c (fold_binary): Fold x +- CST op x for
16097 EQ_EXPR and NE_EXPR.
16099 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16101 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16103 2007-02-24 Jan Hubicka <jh@suse.cz>
16105 * cgraphunit.c (decide_is_function_needed): Honor
16106 -fkeep-inline-functions.
16108 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16110 * builtins.c (fold_builtin_modf): New.
16111 (fold_builtin_2): Use it.
16113 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16115 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16116 (determine_max_iter): Take additional LOOP arg; all callers changed.
16117 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16118 one using simplifications.
16119 (simplify_using_initial_values): Return if the expression becomes
16120 invalid due to altered regs.
16122 2007-02-23 DJ Delorie <dj@redhat.com>
16124 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16126 2007-02-23 Mike Stump <mrs@apple.com>
16128 * tlink.c (scan_linker_output): Parse linker messages from
16129 darwin9's linker better.
16131 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16134 * varpool.c (varpool_assemble_pending_decls): Set
16135 varpool_last_needed_node to null.
16137 2007-02-23 DJ Delorie <dj@redhat.com>
16139 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16140 alignment bigger than the object file can handle.
16142 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16145 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16146 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16147 (*movsf_1): Penalize MMX moves.
16149 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16151 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16152 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16154 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16156 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16158 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16159 (fold_builtin_1): Use them.
16160 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16161 BUILT_IN_SIGNIFICAND.
16163 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16165 * config/i386/i386.c (bdesc_1arg): Initialize
16166 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16167 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16168 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16169 and IX86_BUILTIN_MOVSLDUP.
16171 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16173 PR rtl-optimization/30841
16174 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16176 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16178 * builtins.c (fold_builtin_frexp): New.
16179 (fold_builtin_2): Use it.
16181 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16183 * doc/invoke.texi (Spec Files): Document getenv spec function.
16185 * gcc.c (getenv_spec_function): New function.
16186 (static_spec_functions): Add it.
16187 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16188 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16191 2007-02-22 Michael Matz <matz@suse.de
16194 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16195 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16197 2007-02-22 Ian Lance Taylor <iant@google.com>
16200 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16201 (mem_loc_descriptor): Call it.
16203 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16204 Ira Rosen <irar@il.ibm.com>
16206 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16208 2007-02-22 Ira Rosen <irar@il.ibm.com>
16210 PR tree-optimization/30843
16211 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16212 stores only after all the group is vectorized.
16214 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16216 PR tree-optimization/30858
16217 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16218 in the reduction cycle have a single use in the loop.
16219 * tree-vectorizer.h (relevant): Add documentation.
16221 2007-02-20 Mike Stump <mrs@apple.com>
16223 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16224 * configure: Regenerate.
16226 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16228 Change the defaults of some parameters and options.
16229 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16230 * config/spu/spu.c (spu_optimization_options): Add.
16231 (spu_override_options): Change params in spu_optimization_options.
16232 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16234 Register 127 is only 16 byte aligned when used as a frame pointer.
16235 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16236 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16237 HARD_FRAME_POINTER_REGNUM.
16238 (spu_legitimate_address): Use regno_aligned_for_reload.
16239 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16240 aligned when frame_pointer_needed is true.
16241 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16243 * config/spu/spu.h (INIT_EXPANDERS): Define.
16245 Make sure shift and rotate instructions have valid immediate operands.
16246 * config/spu/predicates.md (spu_shift_operand): Remove.
16247 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16248 * config/spu/constraints.md (W, O): Extend range.
16249 * config/spu/spu.md (umask, nmask): Define.
16250 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16251 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16252 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16253 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16254 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16255 (lshr<mode>3_reg): Fix rtl description.
16257 Make sure mulhisi immediate operands are valid.
16258 * config/spu/predicates.md (imm_K_operand): Add.
16259 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16261 Generate constants using fsmbi and andi.
16262 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16263 (print_operand, spu_split_immediate, classify_immediate,
16264 fsmbi_const_p): Handle IC_FSMBI2.
16266 Correctly handle a CONST_VECTOR containing symbols.
16267 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16268 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16269 (immediate_load_p): Allow symbols that use 2 instructions to create.
16270 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16271 with symbols when flag_pic is set.
16272 (const_vector_immediate_p): New.
16273 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16274 accept a CONST_VECTOR with symbols.
16275 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16276 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16278 * config/spu/spu.md (high, low): Delete.
16279 (low_<mode>): Define.
16281 Remove INTRmode and INTR_REGNUM, which didn't work.
16282 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16284 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16285 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16286 peephole2 pattern): Don't use INTR or 131.
16287 (movintrcc): Delete.
16288 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16289 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16290 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16291 (UNSPEC_SET_INTR): Add.
16292 * config/spu/spu-modes.def (INTR): Remove.
16294 More accurate warnings about run-time relocations.
16295 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16297 Correctly warn about immediate arguments to specific intrinsics.
16298 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16299 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16300 the instruction predicate.
16302 Fix tree check errors with latest update.
16303 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16305 (spu_expand_builtin): Use CALL_EXPR_FN.
16307 Add missing specific intrinsics.
16308 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16310 * config/spu/spu_internals.h: Ditto.
16312 Fix incorrect operand modifiers.
16313 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16314 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16316 Optimize one case of zero_extend of a vec_select.
16317 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16319 Accept any immediate for hbr.
16320 * config/spu/spu.md (hbr): Change s constraints to i.
16322 2007-02-21 Paul Brook <paul@codesourcery.com>
16324 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16325 condexec_count when skipping USE and CLOBBER.
16327 2007-02-21 Nick Clifton <nickc@redhat.com>
16329 * common.opt (Warray-bounds): Add Warning attribute.
16330 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16332 (fsized-zeroes): Add Optimization attribute.
16333 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16334 * c.opt (Wc++0x-compat): Add Warning attribute.
16336 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16338 PR middle-end/30761
16339 * reload1.c (eliminate_regs_in_insn): In the single_set special
16340 case, attempt to re-recognize the insn before falling back to
16341 having reload fix it up.
16343 2007-02-20 Eric Christopher <echristo@gmail.com>
16345 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16346 Rewrite accordingly.
16347 (frv_read_iacc_argument): Ditto.
16348 (frv_expand_set_builtin): Take a call instead of arglist, update for
16350 (frv_expand_unop_builtin): Ditto.
16351 (frv_expand_binop_builtin): Ditto.
16352 (frv_expand_cut_builtin): Ditto.
16353 (frv_expand_binopimm_builtin): Ditto.
16354 (frv_expand_voidbinop_builtin): Ditto.
16355 (frv_expand_int_void2arg): Ditto.
16356 (frv_expand_prefetches): Ditto.
16357 (frv_expand_voidtriop_builtin): Ditto.
16358 (frv_expand_voidaccop_builtin): Ditto.
16359 (frv_expand_load_builtin): Ditto.
16360 (frv_expand_store_builtin): Ditto.
16361 (frv_expand_mdpackh_builtin): Ditto.
16362 (frv_expand_mclracc_builtin): Ditto.
16363 (frv_expand_mrdacc_builtin): Ditto.
16364 (frv_expand_mwtacc_builtin): Ditto.
16365 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16368 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16370 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16371 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16373 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16374 point instructions.
16375 * configure: Regenerate.
16376 * config.in: Regenerate.
16377 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16378 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16379 masks to power6 and power6x and to POWERPC_MASKS.
16380 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16382 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16383 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16384 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16385 Access PROTOTYPE as variable, not mask.
16387 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16389 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16390 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16391 * combine.c (adjust_for_new_dest): Use it.
16392 * postreload.c (reload_combine): Likewise.
16394 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16396 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16397 notes on an insn with multiple sets, even if single_set returns
16398 non-NULL for that insn.
16400 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16402 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16403 scalbn and scalbln.
16405 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16407 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16408 if user didn't pass it.
16409 * config/i386/darwin.h (CC1_SPEC): Likewise.
16410 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16411 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16412 -mmacosx-version-min.
16414 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16415 Uros Bizjak <ubizjak@gmail.com>
16417 * optabs.h (enum optab_index): Add new OTI_scalb.
16418 (scalb_optab): Define corresponding macro.
16419 * optabs.c (init_optabs): Initialize scalb_optab.
16420 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16422 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16423 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16424 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16425 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16426 flag_unsafe_math_optimizations is set.
16428 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16429 to implement scalbf, scalb and scalbl built-ins as inline x87
16432 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16433 DJ Delorie <dj@redhat.com>
16436 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16437 (diagnostic_report_diagnostic): ... here, and turn them into real
16438 errors. If warnings are inhibited, no need to do anything.
16440 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16442 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16443 better code generation.
16445 2007-02-20 Ben Elliston <bje@au.ibm.com>
16447 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16449 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16451 * config/alpha/alpha.c, config/alpha/alpha.md,
16452 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16453 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16454 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16455 config/arm/lib1funcs.asm: Follow spelling conventions.
16457 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16458 config/fr30/fr30.md, config/i386/i386.h,
16459 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16460 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16461 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16462 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16463 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16464 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16465 config/sparc/sparc.c, config/sparc/sparc.h,
16466 config/sparc/sparc.md, config/spu/constraints.md,
16467 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16470 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16473 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16476 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16478 * doc/invoke.texi (-ftree-lrs): Remove.
16480 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16482 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16485 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16487 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16488 new CALL_EXPR_FN macro for retrieving the function
16489 declaration of the input expression.
16491 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16493 * c.opt (Waddress): New.
16494 * common.opt (Walways-true): Delete.
16495 (Wstring-literal-comparison): Delete.
16496 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16497 -Wstring-literal-comparison. Add -Waddress.
16499 (Walways-true): Delete.
16500 (Wstring-literal-comparison): Delete.
16501 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16502 consistently instead of -Walways-true in example.
16503 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16504 * c-typeck.c (parser_build_binary_op): Replace
16505 -Wstring-literal-comparison and -Walways-true with -Waddress.
16506 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16509 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16511 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16512 without DECL_STRUCT_FUNCTION initialized.
16514 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16516 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16517 due to calls to functions taking pointers as parameters.
16519 2007-02-19 Richard Henderson <rth@redhat.com>
16522 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16525 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16527 * config/s390/s390.c (s390_call_saved_register_used,
16528 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16529 accessed to the new scheme.
16531 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16533 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16534 (cris_print_index, cris_print_operand, cris_print_operand_address)
16535 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
16536 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
16537 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
16538 GET_CODE () == xxx.
16539 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
16540 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
16541 GO_IF_LEGITIMATE_ADDRESS): Ditto.
16542 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
16543 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
16544 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
16545 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16546 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
16547 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
16548 (uminsi3, call, call_value): Ditto.
16549 (define_split: indir_to_reg_split, unnamed): Ditto.
16551 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
16553 PR tree-optimization/30975
16554 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
16557 2007-02-18 Eric Christopher <echristo@gmail.com>
16559 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
16560 Remove use of arglist.
16561 (mips_expand_builtin): Remove use of arglist, pass in expr.
16562 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
16563 (mips_expand_builtin_movtf): Ditto.
16564 (mips_expand_builtin_compare): Ditto.
16566 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16568 * tree-sra.c (sra_build_assignment): Replace assertion
16569 checking with a comment explaining why it can't be done.
16571 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16573 PR middle-end/30833
16574 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
16575 during CALL_EXPR representation conversion.
16576 * tree-ssa-propagate.c (set_rhs): Likewise.
16578 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16580 * tree-sra.c (sra_build_assignment): Disable assertion checking
16583 2007-02-18 Roger Sayle <roger@eyesopen.com>
16585 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16586 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16587 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
16589 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
16590 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
16591 gimplify_init_ctor_eval_range, gimple_push_cleanup,
16592 gimplify_omp_for, gimplify_omp_atomic_pipeline,
16593 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
16594 force_gimple_operand): Likewise.
16595 * ipa-cp.c (constant_val_insert): Likewise.
16596 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
16597 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
16598 perfect_nestify): Likewise.
16599 * langhooks.c (lhd_omp_assignment): Likewise.
16600 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
16601 lower_copyprivate_clauses, lower_send_clauses,
16602 lower_send_shared_vars, expand_parallel_call,
16603 expand_omp_for_generic, expand_omp_for_static_nochunk,
16604 expand_omp_for_static_chunk, expand_omp_sections,
16605 lower_omp_single_copy, lower_omp_for_lastprivate,
16606 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
16607 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16608 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
16611 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16613 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
16614 config/sh/sh.md: Follow spelling conventions.
16616 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
16617 config/frv/predicates.md: Follow spelling conventions.
16619 * config/m68k/linux-unwind.h: Fix a comment typo.
16620 * target.h: Follow spelling conventions.
16622 2007-02-18 Roger Sayle <roger@eyesopen.com>
16624 PR rtl-optimization/28173
16625 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
16626 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
16627 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
16628 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
16629 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
16631 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16633 * builtins.c (fold_builtin_load_exponent): New.
16634 (fold_builtin_2): Use it.
16636 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
16638 PR rtl-optimization/30773
16639 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
16640 if we fail to attach a REG_EQUIV note.
16642 2007-02-18 David Edelsohn <edelsohn@gnu.org>
16643 Roger Sayle <roger@eyesopen.com>
16645 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
16647 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16649 * calls.c (initialize_argument_information): Pass original EXP
16650 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
16651 code to split complex arguments here, as part of initializing the
16653 (expand_call): Remove code that builds a list of arguments and
16654 inserts implicit arguments into it. Instead, just count how many
16655 implicit arguments there will be so we can determine the size of
16656 the ARGS array, and let initialize_argument_information do the work.
16657 (split_complex_values): Delete unused function.
16659 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16661 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
16663 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16665 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
16666 for arg pointer based indexed addressing.
16668 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16670 * config/ia64/ia64.h, config/ia64/ia64.md,
16671 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
16672 spelling conventions.
16674 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16676 * config/m68k/m68k.c (split_di): New.
16677 * config/m68k/m68k-protos.h: Declare split_di.
16678 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
16679 Improve predicate handling and split constant shifts.
16681 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16683 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
16684 parameter for register bitfield operations, general predicates
16687 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16689 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
16690 * config/m68k/linux-unwind.h: New file.
16692 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16694 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
16695 config/i386/athlon.md, config/ia64/ia64.md,
16696 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
16697 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
16698 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
16699 tree-ssa-loop-niter.c, tree-vect-analyze.c,
16700 tree-vect-transform.c: Fix comment typos.
16702 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
16704 * sched-deps.c (find_insn_list): Remove.
16705 * sched-int.h: Remove the prototype for find_insn_list.
16707 2007-02-16 Geoffrey Keating <geoffk@apple.com>
16709 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
16711 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
16712 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
16713 darwin_rs6000_override_options.
16714 (C_COMMON_OVERRIDE_OPTIONS): Expect
16715 darwin_macosx_version_min to be non-NULL always.
16716 (TARGET_C99_FUNCTIONS): Likewise.
16717 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
16718 (DARWIN_MINVERSION_SPEC): New.
16719 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
16720 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
16722 (DARWIN_MINVERSION_SPEC): New.
16723 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
16725 * config/darwin-c.c (darwin_cpp_builtins): Expect
16726 darwin_macosx_version_min to be non-NULL always.
16728 * config/rs6000/rs6000.c: Clean up trailing whitespace.
16730 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
16732 * config/i386/i386.h (x86_use_xchgb): New.
16733 (TARGET_USE_XCHGB): New macro.
16734 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
16735 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
16736 Split after reload into bswaphi for shifts of 8.
16737 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
16738 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
16739 or when optimizing for size.
16741 2007-02-16 Richard Guenther <rguenther@suse.de>
16742 Christian Bruel <christian.bruel@st.com>
16744 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
16745 DECLs but prefer SSA_NAMEs over DECLs.
16747 2007-02-16 Richard Guenther <rguenther@suse.de>
16749 * tree-flow-inline.h (single_imm_use_p): Remove.
16750 (zero_imm_uses_p): Likewise.
16751 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
16752 instead of single_imm_use_p.
16753 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
16756 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16759 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
16760 nested double- and backquotes.
16762 2007-02-15 Roger Sayle <roger@eyesopen.com>
16764 PR middle-end/30391
16765 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
16766 should be unreachable.
16767 (build2_stat): Allow construction of MODIFY_EXPR at any time.
16768 For the time being redirect GIMPLE_MODIFY_STMT to the new
16769 (renamed) build_gimple_modify_stmt_stat.
16770 (build2_gimple_stat): Rename to...
16771 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
16772 Always build a GIMPLE_MODIFY_STMT node.
16773 * tree.h (build2_gimple, build2_gimple_stat): Delete.
16774 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
16777 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
16778 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
16779 * tree-complex.c (set_component_ssa_name, expand_complex_move,
16780 expand_complex_div_wide): Likewise.
16781 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
16782 * tree-ssa-loop-im.c (schedule_sm): Likewise.
16783 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
16784 * tree-ssa-loop-manip.c (create_iv): Likewise.
16785 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
16786 abs_replacement): Likewise.
16787 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
16788 realify_fake_stores): Likewise.
16790 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
16791 node rather than a GIMPLE_MODIFY_STMT node.
16792 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
16793 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
16795 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
16796 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
16797 GIMPLE_MODIFY_STMT.
16799 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16801 PR middle-end/30433
16802 * fold-const.c (fold_comparison): Add back the
16803 folding of constant complex comparisions.
16805 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16807 PR middle-end/30729
16808 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
16809 effects unknown to this function, return early.
16811 2007-02-15 Ian Lance Taylor <iant@google.com>
16813 * lower-subreg.c (move_eh_region_note): New static function.
16814 (resolve_simple_move): Call it.
16815 (decompose_multiword_subregs): Track blocks for which we resolve a
16816 simple move which is also a control flow insn. Pass them to
16817 find_many_sub_basic_blocks.
16818 (pass_lower_subreg): Add TODO_verify_flow.
16819 (pass_lower_subreg2): Likewise.
16821 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16822 Brooks Moses <brooks.moses@codesourcery.com>
16823 Lee Millward <lee.millward@codesourcery.com>
16825 * tree.h (enum tree_code_class): Add tcc_vl_exp.
16826 (VL_EXP_CLASS_P): New.
16827 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
16829 (TREE_OPERAND_CHECK_CODE): Likewise.
16830 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
16831 (TREE_RTL_OPERAND_CHECK): Likewise.
16832 (tree_operand_check_failed): Make second parameter the whole tree
16833 instead of its code. Fixed callers.
16834 (VL_EXP_CHECK): New.
16835 (TREE_OPERAND_LENGTH): New.
16836 (VL_EXP_OPERAND_LENGTH): New.
16837 (CALL_EXPR_FN): New.
16838 (CALL_EXPR_STATIC_CHAIN): New.
16839 (CALL_EXPR_ARGS): New.
16840 (CALL_EXPR_ARG): New.
16841 (call_expr_nargs): New.
16842 (CALL_EXPR_ARGP): New.
16843 (build_nt_call_list): Declare.
16844 (build_vl_exp_stat): Declare.
16845 (build_vl_exp): New.
16846 (build_call_list): Declare.
16847 (build_call_nary): Declare.
16848 (build_call_valist): Declare.
16849 (build_call_array): Declare.
16850 (call_expr_arg): Declare.
16851 (call_expr_argp): Declare.
16852 (call_expr_arglist): Declare.
16853 (fold_build_call_list): Declare.
16854 (fold_build_call_list_initializer): Declare.
16855 (fold_call_expr): Declare to replace fold_builtin.
16856 (fold_builtin_fputs): Update to agree with modified definition.
16857 (fold_builtin_strcpy): Likewise.
16858 (fold_builtin_strncpy): Likewise.
16859 (fold_builtin_memory_chk): Likewise.
16860 (fold_builtin_stxcpy_chk): Likewise.
16861 (fold_builtin_strncpy_chk): Likewise.
16862 (fold_builtin_next_arg): Likewise.
16863 (fold_build_call_expr): Declare.
16864 (fold_builtin_call_list): Declare.
16865 (fold_builtin_call_valist): Declare.
16866 (build_call_expr): Declare.
16867 (validate_arglist): Update to agree with modified definition.
16868 (tree_operand_length): New.
16869 (call_expr_arg_iterator): New.
16870 (init_call_expr_arg_iterator): New.
16871 (next_call_expr_arg): New.
16872 (first_call_expr_arg): New.
16873 (more_call_expr_args_p): New.
16874 (FOR_EACH_CALL_EXPR_ARG): New.
16876 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
16877 and tcc_gimple_stmt.
16878 (tree_code_size): Update documentation. Use sizeof (tree) rather
16879 than sizeof (char *).
16880 (tree_size): Likewise. Add case for tcc_vl_exp.
16881 (tree_node_structure): Add case for tcc_vl_exp.
16882 (contains_placeholder_p): Likewise.
16883 (substitute_in_expr): Likewise.
16884 (substitute_placeholder_in_expr): Likewise.
16885 (stabilize_reference_1): Likewise.
16886 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
16887 to diagnose breakage of this interface for constructing CALL_EXPRs.
16888 (build_nt): Add similar assertion here.
16889 (build_nt_call_list): New.
16890 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
16891 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
16893 (get_callee_fndecl): Use new CALL_EXPR accessors.
16894 (tree_operand_check_failed): Change parameters to pass entire node
16895 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
16896 (process_call_operands): New.
16897 (build_vl_exp_stat): New.
16898 (build_call_list): New.
16899 (build_call_nary): New.
16900 (build_call_valist): New.
16901 (build_call_array): New.
16902 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16903 (call_expr_arglist): New.
16905 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
16906 tcc_vl_exp instead of a fixed-size tcc_expression.
16908 * doc/c-tree.texi (CALL_EXPR): Document new representation and
16909 accessors for CALL_EXPRs.
16910 (AGGR_INIT_EXPR): Likewise.
16912 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16913 Brooks Moses <brooks.moses@codesourcery.com>
16914 Lee Millward <lee.millward@codesourcery.com>
16916 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
16917 (expand_builtin_nonlocal_goto): Change parameter to be entire
16918 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
16919 (expand_builtin_prefetch): Likewise.
16920 (expand_builtin_classify_type): Likewise.
16921 (mathfn_built_in): Return NULL_TREE instead of 0.
16922 (expand_errno_check): Use new CALL_EXPR accessors.
16923 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
16924 Return NULL_RTX instead of 0.
16925 (expand_builtin_mathfn_2): Likewise.
16926 (expand_builtin_mathfn_3): Likewise.
16927 (expand_builtin_interclass_mathfn): Likewise.
16928 (expand_builtin_sincos): Likewise.
16929 (expand_builtin_cexpi): Likewise.
16930 (expand_builtin_int_roundingfn): Likewise.
16931 (expand_builtin_int_roundingfn_2): Likewise.
16932 (expand_builtin_pow): Likewise.
16933 (expand_builtin_powi): Likewise.
16934 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
16935 of arglist, fixing callers appropriately. Use new CALL_EXPR
16936 accessors and constructors. Return NULL_RTX instead of 0.
16937 (expand_builtin_strstr): Likewise.
16938 (expand_builtin_strchr): Likewise.
16939 (expand_builtin_strrchr): Likewise.
16940 (expand_builtin_strpbrk): Likewise.
16941 (expand_builtin_memcpy): Likewise.
16942 (expand_builtin_mempcpy): Likewise.
16943 (expand_builtin_mempcpy_args): New.
16944 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
16945 (expand_builtin_memmove_args): New.
16946 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
16947 (expand_movstr): Likewise.
16948 (expand_builtin_strcpy): Likewise.
16949 (expand_builtin_strcpy_args): New.
16950 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
16951 (expand_builtin_strncpy): Likewise.
16952 (expand_builtin_memset): Likewise.
16953 (expand_builtin_memset_args): New.
16954 (expand_builtin_bzero): Similarly to expand_builtin_memset.
16955 (expand_builtin_memcmp): Likewise.
16956 (expand_builtin_strcmp): Likewise.
16957 (expand_builtin_strncmp): Likewise.
16958 (expand_builtin_strcat): Likewise.
16959 (expand_builtin_strncat): Likewise.
16960 (expand_builtin_strspn): Likewise.
16961 (expand_builtin_strcspn): Likewise.
16962 (expand_builtin_args_info): Likewise.
16963 (expand_builtin_va_start): Likewise.
16964 (gimplify_va_arg_expr): Likewise.
16965 (expand_builtin_va_end): Likewise.
16966 (expand_builtin_va_copy): Likewise.
16967 (expand_builtin_frame_address): Likewise.
16968 (expand_builtin_alloca): Likewise.
16969 (expand_builtin_bswap): Likewise.
16970 (expand_builtin_unop): Likewise.
16971 (expand_builtin_fputs): Likewise.
16972 (expand_builtin_expect): Likewise.
16973 (expand_builtin_fabs): Likewise.
16974 (expand_builtin_copysign): Likewise.
16975 (expand_builtin_printf): Likewise.
16976 (expand_builtin_fprintf): Likewise.
16977 (expand_builtin_sprintf): Likewise.
16978 (expand_builtin_init_trampoline): Likewise.
16979 (expand_builtin_signbit): Likewise.
16980 (expand_builtin_fork_or_exec): Likewise.
16981 (expand_builtin_sync_operation): Likewise.
16982 (expand_builtin_compare_and_swap): Likewise.
16983 (expand_builtin_lock_test_and_set): Likewise.
16984 (expand_builtin_lock_release): Likewise.
16985 (expand_builtin): Likewise.
16986 (builtin_mathfn_code): Likewise.
16988 (fold_builtin_constant_p): Pass call arguments individually instead
16989 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16990 accessors and constructors. Return NULL_TREE instead of 0.
16991 (fold_builtin_expect): Likewise.
16992 (fold_builtin_classify_type): Likewise.
16993 (fold_builtin_strlen): Likewise.
16994 (fold_builtin_nan): Likewise.
16995 (integer_valued_real_p): Likewise.
16996 (fold_trunc_transparent_mathfn): Likewise.
16997 (fold_fixed_mathfn): Likewise.
16998 (fold_builtin_cabs): Likewise.
16999 (fold_builtin_sqrt): Likewise.
17000 (fold_builtin_cbrt): Likewise.
17001 (fold_builtin_cos): Likewise.
17002 (fold_builtin_cosh): Likewise.
17003 (fold_builtin_tan): Likewise.
17004 (fold_builtin_sincos): Likewise.
17005 (fold_builtin_cexp): Likewise.
17006 (fold_builtin_trunc): Likewise.
17007 (fold_builtin_floor): Likewise.
17008 (fold_builtin_ceil): Likewise.
17009 (fold_builtin_round): Likewise.
17010 (fold_builtin_int_roundingfn): Likewise.
17011 (fold_builtin_bitop): Likewise.
17012 (fold_builtin_bswap): Likewise.
17013 (fold_builtin_logarithm): Likewise.
17014 (fold_builtin_hypot): Likewise.
17015 (fold_builtin_pow): Likewise.
17016 (fold_builtin_powi): Likewise.
17017 (fold_builtin_exponent): Likewise.
17018 (fold_builtin_memset): Likewise.
17019 (fold_builtin_bzero): Likewise.
17020 (fold_builtin_memory_op): Likewise.
17021 (fold_builtin_bcopy): Deleted; call site changed to invoke
17022 fold_builtin_memory_op directly.
17023 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17024 (fold_builtin_strncpy): Likewise.
17025 (fold_builtin_memcmp): Likewise.
17026 (fold_builtin_strcmp): Likewise.
17027 (fold_builtin_strncmp): Likewise.
17028 (fold_builtin_signbit): Likewise.
17029 (fold_builtin_copysign): Likewise.
17030 (fold_builtin_isascii): Likewise.
17031 (fold_builtin_toascii): Likewise.
17032 (fold_builtin_isdigit): Likewise.
17033 (fold_builtin_fabs): Likewise.
17034 (fold_builtin_abs): Likewise.
17035 (fold_builtin_fmin_fmax): Likewise.
17036 (fold_builtin_carg): Likewise.
17037 (fold_builtin_classify): Likewise.
17038 (fold_builtin_unordered_cmp): Likewise.
17040 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17041 New functions split out from fold_builtin_1.
17042 (fold_builtin_n): New.
17043 (fold_builtin_varargs): New.
17044 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17046 (fold_call_expr): New.
17047 (build_function_call_expr): Rewrite to use new helper function.
17048 (fold_builtin_call_list): New.
17049 (build_call_expr): New.
17050 (fold_builtin_call_valist): New.
17051 (rewrite_call_expr): New.
17052 (validate_arg): New.
17053 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17054 of an arglist. Change return type to bool. Use new CALL_EXPR
17057 (fold_builtin_strstr): Pass call arguments individually instead
17058 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17059 accessors and constructors. Return NULL_TREE instead of 0.
17060 (fold_builtin_strchr): Likewise.
17061 (fold_builtin_strrchr): Likewise.
17062 (fold_builtin_strpbrk): Likewise.
17063 (fold_builtin_strcat): Likewise.
17064 (fold_builtin_strncat): Likewise.
17065 (fold_builtin_strspn): Likewise.
17066 (fold_builtin_strcspn): Likewise.
17067 (fold_builtin_fputs): Likewise.
17068 (fold_builtin_next_arg): Likewise.
17069 (fold_builtin_sprintf): Likewise.
17071 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17072 NULL_RTX instead of 0.
17073 (expand_builtin_memory_chk): Likewise.
17074 (maybe_emit_chk_warning): Likewise.
17075 (maybe_emit_sprintf_chk_warning): Likewise.
17077 (fold_builtin_object_size): Pass call arguments individually instead
17078 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17079 accessors and constructors. Return NULL_TREE instead of 0.
17080 (fold_builtin_memory_chk): Likewise.
17081 (fold_builtin_stxcpy_chk): Likewise.
17082 (fold_builtin_strncpy_chk): Likewise.
17083 (fold_builtin_strcat_chk): Likewise.
17084 (fold_builtin_strcat_chk): Likewise.
17085 (fold_builtin_strncat_chk): Likewise.
17086 (fold_builtin_sprintf_chk): Likewise.
17087 (fold_builtin_snprintf_chk): Likewise.
17088 (fold_builtin_printf): Likewise.
17089 (fold_builtin_vprintf): Likewise.
17091 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17093 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17094 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17095 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17096 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17097 (fold_unary): Likewise.
17098 (fold_binary): Likewise.
17099 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17100 ternary expressions.
17101 (fold): Add logic for tcc_vl_exp.
17102 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17103 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17104 (fold_build3_stat): Add assertion to flag broken interface for
17105 constructing CALL_EXPRs.
17106 (fold_build_call_list): New.
17107 (fold_build_call_list_initializer): New.
17108 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17110 (fold_strip_sign_ops): Likewise.
17112 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17113 Brooks Moses <brooks.moses@codesourcery.com>
17114 Lee Millward <lee.millward@codesourcery.com>
17116 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17117 accessors and dump arguments explicitly.
17119 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17121 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17123 (print_call_name): Use new CALL_EXPR accessors.
17125 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17126 CALL_EXPR arguments explicitly instead of as a list. Use
17127 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17129 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17130 (vrp_visit_stmt): Likewise.
17132 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17133 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17135 (force_move_till_expr): Likewise.
17137 * targhooks.c (default_external_stack_protect_fail): Use
17138 build_call_expr instead of build_function_call_expr.
17139 (default_hidden_stack_protect_fail): Likewise.
17141 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17144 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17145 and walk arguments explicitly.
17147 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17148 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17149 (expand_simple_operations): Likewise.
17150 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17152 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17153 of TREE_CODE_LENGTH.
17154 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17156 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17157 instead of TREE_CODE_LENGTH.
17159 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17160 (tree_ic_transform): Likewise.
17161 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17162 parameter instead of arglist. Fix callers.
17163 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17164 (tree_stringops_transform): Likewise.
17165 (tree_indirect_call_to_profile): Likewise.
17166 (tree_stringops_values_to_profile): Likewise.
17168 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17169 (eliminate_tail_call): Likewise.
17171 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17173 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17174 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17176 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17178 * omp-low.c (build_omp_barrier): Use build_call_expr.
17179 (lower_rec_input_clauses): Likewise.
17180 (lower_reduction_clauses): Likewise.
17181 (expand_parallel_call): Likewise.
17182 (maybe_catch_exception): Likewise.
17183 (expand_omp_for_generic): Likewise.
17184 (expand_omp_for_static_nochunk): Likewise.
17185 (expand_omp_sections): Likewise.
17186 (lower_omp_single_simple): Likewise.
17187 (lower_omp_single_copy): Likewise.
17188 (lower_omp_master): Likewise.
17189 (lower_omp_ordered): Likewise.
17190 (lower_omp_critical): Likewise.
17192 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17193 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17195 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17196 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17197 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17199 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17200 and generalize to handle any number of operands.
17201 (chrec_contains_undetermined): Likewise.
17202 (tree_contains_chrecs): Likewise.
17203 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17205 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17207 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17208 fold_call_expr instead of fold_builtin.
17209 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17210 match declarations there.
17211 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17214 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17215 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17217 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17218 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17220 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17223 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17224 (execute_cse_sincos): Use new CALL_EXPR accessors.
17226 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17228 * gimple-low.c (lower_function_body): Use build_call_expr.
17229 (lower_builtin_setjmp): Likewise.
17231 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17232 (set_storage_via_libcall): Likewise.
17233 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17234 instead of TREE_CODE_LENGTH.
17235 (expand_expr_real_1): Use new CALL_EXPR accessors.
17237 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17238 generalize to handle any number of operands.
17239 (TB_parent_eq): Likewise.
17241 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17242 (strip_builtin_expect): Likewise.
17244 * function.c (gimplify_parameters): Use build_call_expr.
17246 * tree-vectorizer.c (vect_is_simple_reduction): Use
17247 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17249 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17250 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17252 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17255 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17256 (gimplify_decl_expr): Likewise.
17257 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17258 Use new CALL_EXPR iterators.
17259 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17260 (gimplify_modify_expr_to_memset): Likewise.
17261 (gimplify_variable_sized_compare): Likewise.
17262 (gimplify_omp_atomic_fetch_op): Likewise.
17263 (gimplify_omp_atomic_pipeline): Likewise.
17264 (gimplify_omp_atomic_mutex): Likewise.
17265 (gimplify_function_tree): Likewise.
17267 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17268 (call_expr_flags): Likewise.
17269 (expand_call): Likewise.
17271 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17272 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17275 * coverage.c (create_coverage): Use build_call_expr.
17277 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17278 (temp_call_expr_obstack): New.
17279 (pool_copy_list): Delete.
17280 (temp_copy_call_expr): New.
17281 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17282 CALL_EXPR accessors. Get rid of special goo for copying argument
17283 lists and use temp_copy_call_expr instead.
17284 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17285 CALL_EXPR accessors.
17286 (create_expression_by_pieces): Likewise. Use build_call_array
17287 to construct the result instead of fold_build3.
17288 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17289 dealing with argument lists.
17290 (init_pre): Remove references to expression_node_pool and
17291 list_node_pool. Init temp_call_expr_obstack instead.
17292 (fini_pre): Remove references to expression_node_pool and
17295 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17296 and walk arguments explicitly instead of as a list.
17298 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17299 (mx_register_decls): Likewise.
17300 (mudflap_register_call): Likewise.
17301 (mudflap_finish_file): Likewise.
17303 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17304 (ipa_callsite_compute_param): Likewise.
17306 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17307 accessors and constructor.
17309 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17310 accessors and constructor.
17311 (convert_tramp_reference): Likewise.
17312 (convert_call_expr): Likewise.
17313 (finalize_nesting_tree_1): Likewise.
17315 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17318 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17320 * tree-inline.c (initialize_inlined_parameters): Pass entire
17321 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17323 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17324 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17326 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17327 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17328 (vectorizable_reduction): Likewise.
17329 (vectorizable_call): Use new CALL_EXPR iterators.
17330 (vectorizable_conversion): Use build_call_expr.
17331 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17332 (vect_gen_widened_results_half): Use build_call_expr.
17333 (vect_setup_realignment): Likewise.
17334 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17336 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17337 (pass_through_call): Likewise.
17338 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17341 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17342 (tree_gen_pow2_profiler): Likewise.
17343 (tree_gen_one_value_profiler): Likewise.
17344 (tree_gen_ic_func_profiler): Likewise.
17345 (tree_gen_average_profiler): Likewise.
17346 (tree_gen_ior_profiler): Likewise.
17348 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17349 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17350 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17352 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17353 of TREE_CODE_LENGTH.
17355 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17356 of TREE_CODE_LENGTH.
17358 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17360 (convert_to_integer): Likewise.
17362 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17365 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17366 Brooks Moses <brooks.moses@codesourcery.com>
17367 Lee Millward <lee.millward@codesourcery.com>
17369 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17371 * config/frv/frv.c (frv_expand_builtin): Likewise.
17372 * config/s390/s390.c (s390_expand_builtin): Likewise.
17374 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17375 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17377 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17378 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17379 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17380 (ix86_expand_store_builtin): Likewise.
17381 (ix86_expand_unop_builtin): Likewise.
17382 (ix86_expand_unop1_builtin): Likewise.
17383 (ix86_expand_sse_compare): Likewise.
17384 (ix86_expand_sse_comi): Likewise.
17385 (ix86_expand_vec_init_builtin): Likewise.
17386 (ix86_expand_vec_ext_builtin): Likewise.
17387 (ix86_expand_vec_set_builtin): Likewise.
17388 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17390 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17391 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17393 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17394 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17395 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17397 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17399 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17400 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17401 arglist. Use new CALL_EXPR accessors. Fix callers.
17402 (altivec_expand_abs_builtin): Likewise.
17403 (rs6000_expand_binop_builtin): Likewise.
17404 (altivec_expand_predicate_builtin): Likewise.
17405 (altivec_expand_lv_builtin): Likewise.
17406 (spe_expand_stv_builtin): Likewise.
17407 (altivec_expand_stv_builtin): Likewise.
17408 (rs6000_expand_ternop_builtin): Likewise.
17409 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17410 (altivec_expand_st_builtin): Likewise.
17411 (altivec_expand_dst_builtin): Likewise.
17412 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17413 arglist. Use new CALL_EXPR accessors. Fix callers.
17414 (altivec_expand_vec_set_builtin): Likewise.
17415 (altivec_expand_vec_ext_builtin): Likewise.
17416 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17417 (spe_expand_builtin): Likewise.
17418 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17419 arglist. Use new CALL_EXPR accessors. Fix callers.
17420 (spe_expand_evsel_builtin): Likewise.
17421 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17422 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17424 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17425 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17426 (arm_expand_unop_builtin): Likewise.
17427 (arm_expand_builtin): Use new CALL_EXPR accessors.
17429 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17432 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17433 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17435 (bfin_expand_unop_builtin): Likewise.
17436 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17438 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17439 Brooks Moses <brooks.moses@codesourcery.com>
17440 Lee Millward <lee.millward@codesourcery.com>
17442 * c-semantics.c (build_stmt): Add internal diagnostic check.
17444 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17445 accessors. Print arguments explicitly instead of as a list.
17447 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17449 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17450 (c_finish_omp_flish): Likewise.
17452 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17453 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17454 instead of TREE_CODE_LENGTH.
17455 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17456 (c_warn_unused_result): Likewise.
17458 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17461 * doc/invoke.texi (Warning Options): Remove
17462 -Werror-implicit-function-declaration.
17463 (Wimplicit-function-declaration): Update description.
17464 * opts.c (common_handle_option): Move handling of -Werror=* to...
17465 (enable_warning_as_error): ...here.
17466 * opts.h (enable_warning_as_error): Declare.
17467 * c-decl.c (implicit_decl_warning): Unless
17468 -Wno-implicit-function-declaration is given, emit a pedwarn if
17469 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17470 * c.opt (Wimplicit-function-declaration): Replace
17471 mesg_implicit_function_declaration with
17472 warn_implicit_function_declaration.
17473 * c-opts.c (c_common_handle_option):
17474 -Werror-implicit-function-declaration is exactly equal as
17475 -Werror=implicit-function-declaration.
17476 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17477 warn_implicit_function_declaration.
17478 (c_common_post_options): -Wimplict-function-declaration is enabled
17479 by default by -std=c99, otherwise is disabled by default.
17480 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17482 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17484 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17485 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17486 former is ignored but not the latter.
17488 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17490 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17491 is made and the reference doesn't use the alias set of its type,
17492 do not create the temporary using that type.
17494 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17496 * jump.c: Remove prototypes for delete_computation and
17497 delete_prior_computation.
17499 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17501 * jump.c (get_label_after): Delete.
17502 (get_label_before, delete_computation, delete_jump,
17503 delete_prior_computation, follow_jumps): Move...
17504 * reorg.c (delete_computation, delete_prior_computation): ... here...
17505 (get_label_before, delete_jump): ... making these static ...
17506 (follow_jumps): ... and simplifying this since it only runs after
17508 * rtl.h (get_label_after, get_label_before, delete_jump,
17509 follow_jumps): Delete prototypes.
17511 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17513 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17515 2007-02-15 Nick Clifton <nickc@redhat.com>
17517 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17518 order to prevent it from being munged by the target.
17520 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17522 * config/i386/i386.md: Remove misleading comment.
17524 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17526 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17527 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17530 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17532 * tree-sra.c (instantiate_missing_elements): Canonicalize
17534 (sra_build_assignment): New.
17535 (generate_copy_inout, generate_element_copy,
17536 generate_element_zero, generate_one_element_init): Use it.
17538 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17540 * tree-sra.c (instantiate_missing_elements): Canonicalize
17542 (sra_build_assignment): New.
17543 (generate_copy_inout, generate_element_copy,
17544 generate_element_zero, generate_one_element_init): Use it.
17546 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17548 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
17551 2007-02-14 Joseph Myers <joseph@codesourcery.com>
17553 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
17554 types as aggregates not scalars.
17555 * function.c (assign_stack_temp_for_type): Likewise.
17557 2007-02-14 Roger Sayle <roger@eyesopen.com>
17558 Zdenek Dvorak <dvorakz@suse.cz>
17560 * tree-dump.c (dump_switch_p_1): Require exact match of the option
17563 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
17565 * passes.c (next_pass_1): Clear the next field of the copied
17568 2007-02-14 Richard Henderson <rth@redhat.com>
17570 * tree-sra.c (early_sra): New.
17571 (decl_can_be_decomposed_p): Deny va_list if early_sra.
17572 (tree_sra_early, pass_sra_early): New.
17573 * tree-pass.h (pass_sra_early): Declare.
17574 * passes.c (init_optimization_passes): Use it.
17576 2007-02-14 Richard Guenther <rguenther@suse.de>
17578 * flags.h (issue_strict_overflow_warning): Convert to a macro.
17580 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
17582 PR tree-optimization/30771
17583 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
17585 (vect_analyze_operations): Induction phis can now be marked as
17587 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
17588 Update documentation accordingly.
17590 2007-02-14 Nick Clifton <nickc@redhat.com>
17592 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
17593 most 3 arguments are supported.
17594 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
17596 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
17598 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
17599 Ensure dst->current is valid.
17601 2007-02-13 Paul Brook <paul@codesourcery.com>
17603 * config.gcc: Add arm*-*-uclinux-*eabi.
17604 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
17605 (SUBTARGET_EXTRA_LINK_SPEC): Define.
17606 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
17607 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
17608 (LINK_SPEC): Define.
17609 (LIB_SPEC): Define.
17610 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
17612 * config/arm/uclinux-eabi.h: New file.
17613 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
17614 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
17617 2007-02-13 Ian Lance Taylor <iant@google.com>
17619 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
17620 * flags.h (warn_strict_overflow): Declare.
17621 (enum warn_strict_overflow_code): Define.
17622 (issue_strict_overflow_warning): New static inline function.
17623 * opts.c (warn_strict_overflow): New variable.
17624 (common_handle_option): Handle OPT_Wstrict_overflow and
17625 OPT_Wstrict_overflow_.
17626 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
17628 * fold-const.c: Include intl.h.
17629 (fold_deferring_overflow_warnings): New static variable.
17630 (fold_deferred_overflow_warning): New static variable.
17631 (fold_deferred_overflow_code): New static variable.
17632 (fold_defer_overflow_warnings): New function.
17633 (fold_undefer_overflow_warnings): New function.
17634 (fold_undefer_and_ignore_overflow_warnings): New function.
17635 (fold_deferring_overflow_warnings_p): New function.
17636 (fold_overflow_warning): New static function.
17637 (make_range): Add strict_overflow_p parameter. Change all
17639 (extract_muldiv, extract_muldiv_1): Likewise.
17640 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
17641 tree_expr_nonnegative_p.
17642 (fold_negate_expr): Call fold_overflow_warning.
17643 (fold_range_test): Likewise.
17644 (fold_comparison): Likewise.
17645 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
17646 instead of tree_expr_nonnegative_p.
17647 (tree_expr_nonnegative_warnv_p): Rename from
17648 tree_expr_nonnegative_p, add strict_overflow_p parameter.
17649 (tree_expr_nonnegative_p): New function.
17650 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
17651 strict_overflow_p parameter.
17652 (tree_expr_nonzero_p): New function.
17653 * passes.c (verify_interpass_invariants): New static function.
17654 (execute_one_pass): Call it.
17655 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
17657 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
17658 (estimate_numbers_of_iterations): Likewise.
17659 (scev_probably_wraps_p): Likewise.
17660 * tree-ssa-ccp.c: Include "toplev.h".
17661 (evaluate_stmt): Defer fold overflow warnings until we know we are
17663 (struct fold_stmt_r_data): Add stmt field.
17664 (fold_stmt_r): Defer fold overflow warnings until we know we
17666 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
17667 (fold_stmt_inplace): Likewise.
17668 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
17669 (cleanup_control_expr_graph): Defer fold overflow warnings until
17670 we know we are going to optimize.
17671 * tree-cfg.c (fold_cond_expr_cond): Likewise.
17672 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
17674 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17675 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
17676 * tree-ssa-loop-manip.c (create_iv): Likewise.
17677 * c-typeck.c (build_conditional_expr): Likewise.
17678 (build_binary_op): Likewise.
17679 * tree-vrp.c (vrp_expr_computes_nonzero): Call
17680 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
17681 (extract_range_from_unary_expr): Likewise.
17682 * simplify-rtx.c (simplify_const_relational_operation): Warn when
17683 assuming that signed overflow does not occur.
17684 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
17685 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
17686 (fold_defer_overflow_warnings): Declare.
17687 (fold_undefer_overflow_warnings): Declare.
17688 (fold_undefer_and_ignore_overflow_warnings): Declare.
17689 (fold_deferring_overflow_warnings_p): Declare.
17690 (tree_expr_nonzero_warnv_p): Declare.
17691 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
17692 of warning options.
17693 (Warning Options): Document -Wstrict-overflow.
17694 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
17695 (tree-ssa-ccp.o): Likewise.
17696 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
17697 (fold-const.o): Depend on intl.h.
17699 2007-02-13 Ian Lance Taylor <iant@google.com>
17701 PR middle-end/30751
17702 * lower-subreg.c (resolve_simple_move): Decompose subregs in
17705 2007-02-13 Stuart Hastings <stuart@apple.com>
17707 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
17709 2007-02-13 Richard Henderson <rth@redhat.com>
17711 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
17712 handled_component_p before looking for the indirect_ref.
17714 2007-02-13 Richard Henderson <rth@redhat.com>
17716 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
17717 remove flags clobber.
17718 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
17719 (bswaphi_lowpart): New.
17720 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
17721 remove TARGET_BSWAP test. Delete expander of the same name.
17723 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
17724 (expand_unop): Use them.
17726 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
17728 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
17729 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
17730 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
17731 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
17732 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
17733 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
17734 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
17735 assembler dialect choice from asm templates.
17737 2007-02-12 Richard Henderson <rth@redhat.com>
17739 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
17740 (fixuns_trunc<SSEMODEF>si2): Use it.
17741 * config/i386/sse.md (vec_setv4sf_0): Export.
17742 * config/i386/i386.c (ix86_build_const_vector): Export.
17743 (ix86_split_convert_uns_si_sse): Rename from
17744 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
17745 * config/i386/i386-protos.h: Update.
17747 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17750 * c-typeck.c (c_finish_return): Improve warning message.
17752 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17754 * alias.c (find_symbolic_term): Delete unused function.
17756 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
17758 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
17759 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
17760 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
17762 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17764 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
17765 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
17766 the function, temporarily point the debug interface to the null one.
17768 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17770 * dwarf2out.c (round_up_to_align): New static function.
17771 (field_byte_offset): Use it to round the offset.
17773 2007-02-12 Richard Henderson <rth@redhat.com>
17775 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
17776 (inswl_const): Export.
17778 2007-02-12 Richard Henderson <rth@redhat.com>
17780 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
17781 result mode of the libcall, convert back to outmode.
17783 2007-02-12 Roger Sayle <roger@eyesopen.com>
17785 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
17786 (bswapdi2): New define_expand to implement 32-bit implementation.
17788 2007-02-12 Nick Clifton <nickc@redhat.com>
17790 * doc/invoke.texi (Overall Options): Document --help=.
17791 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
17792 (cc1_options): Pass --help= on to cc1.
17793 (display_help): Add description of --help=.
17794 (process_command): Add code to handle --help=. Allow translated
17795 --help and --target-help switches to be passed on to compiler
17797 (main): Remove unused if statement.
17798 * opts.c (columns): Remove.
17799 (LEFT_COLUMN): Define.
17800 (wrap_help): Add columns argument.
17801 (print_filtered_help): Change parameters to be an include bitmask,
17802 an exclude bitmask, an any bitmask and the column width. Move the
17803 code to display the params list here. Add code to display the
17804 status of options rather than their descriptions if the quiet flag
17806 (print_specific_help): Change parameters to be an include bitmask,
17807 an exclude bitmask and an any bitmask. Move code to look up the
17808 column width here. Decide upon the title for an options listing.
17809 (common_handle_options): Add code to handle --help=. Adapt code
17810 for --help and --target-help to use the revised form of the
17811 print_specific_help function.
17812 (print_help): Delete.
17813 (print_param_help): Delete.
17814 (print_switch): Delete.
17815 * opts.h (cl_lang_count): Add prototype.
17816 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
17817 CL_MAX_OPTION_CLASS): New defines.
17818 * optc-gen.awk: Add construction of cl_lang_count.
17819 * c.opt: Add Warning attribute to warning options and Optimization
17820 attribute to optimization options.
17821 * common.opt: Likewise.
17823 Add -fhelp and -ftarget-help as aliases for the transformed --help
17824 and --target-help options.
17825 * opt-functions.awk: Add code to handle Warning and Optimization
17828 2007-02-12 Richard Henderson <rth@redhat.com>
17830 * config/alpha/constraints.md: New file.
17831 * config/alpha/alpha.c: Include tm-constrs.h.
17832 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
17833 alpha_extra_constraint): Remove.
17834 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
17835 * config/alpha/alpha-protos.h: Update.
17836 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
17837 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
17838 (EXTRA_CONSTRAINT): Remove.
17839 * config/alpha/alpha.md: Include constraints.md.
17840 (adddi splitter): Use satisfies_constraint_*.
17841 * config/alpha/predicates.md (add_operand): Likewise.
17842 (sext_add_operand, addition_operation): Likewise.
17844 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
17846 PR tree-optimization/29145
17847 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
17848 in our handling of restrict qualified pointers.
17850 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17853 * doc/invoke.texi (Wunused-value): Update description.
17854 (Wextra): Delete item.
17855 * opts.c (set_Wextra): Don't use the value of Wextra to set the
17856 value of Wunused-value.
17857 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
17858 (c_finish_stmt_expr): Don't check extra_warnings.
17859 (emit_side_effect_warnings): The caller is responsible to check
17862 2007-02-11 Roger Sayle <roger@eyesopen.com>
17863 Matt Thomas <matt@3am-software.com>
17865 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
17867 2007-02-11 Roger Sayle <roger@eyesopen.com>
17869 * simplify-rtx.c (simplify_relational_operation_1): Optimize
17870 comparisons of POPCOUNT against zero.
17871 (simplify_const_relational_operation): Likewise.
17873 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17875 * doc/invoke.texi (Wextra): Delete outdated paragraph.
17877 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17879 * dwarf2out.c (root_type): Delete unused function.
17881 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17883 * genattrtab.c (contained_in_p): Delete unused function.
17884 (write_expr_attr_cache): Likewise.
17886 2007-02-11 Jan Hubicka <jh@suse.cz>
17888 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
17891 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
17893 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
17894 to add the REG_EQ* note.
17895 * see.c (see_merge_one_use_extension): Likewise.
17896 * local-alloc.c (update_equiv_regs): Likewise. Also don't
17897 turn REG_EQUAL notes into REG_EQUIV notes if the target
17898 register may have more than one set.
17899 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
17900 * gcse.c (try_replace_reg): Likewise.
17901 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
17902 * calls.c (fixup_tail_calls): Likewise. Abort if there is
17903 more than one REG_EQUIV note.
17904 * reload1.c (gen_reload): Use set_unique_reg_note.
17906 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
17908 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
17909 (ix86_builtin_conversion): New function.
17911 2007-02-06 Mark Mitchell <mark@codesourcery.com>
17914 * tree.h (DECL_REPLACEABLE_P): New macro.
17915 * except.c (set_nothrow_function_flags): Likewise.
17917 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
17918 Ira Rosen <irar@il.ibm.com>
17919 Dorit Nuzman <dorit@il.ibm.com>
17921 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
17922 * targhooks.c (default_builtin_vectorized_conversion): New.
17923 * targhooks.h (default_builtin_vectorized_function): New declaration.
17924 * target.h (struct vectorize): Add builtin_conversion field.
17925 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
17926 stmt_vec_info_type value.
17927 (vectorizable_conversion): New declaration.
17928 * tree-vect-analyze.c (vect_analyze_operations): Add
17929 vectorizable_conversion call.
17930 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
17931 * tree-vect-transform.c (vectorizable_conversion): New function.
17932 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
17933 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
17935 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
17936 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
17937 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
17938 or ALTIVEC_BUILTIN_VCFSX.
17940 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17943 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
17944 CONST_DOUBLE and operand 0 is a hard register.
17945 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
17946 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
17947 is a hard floating-point register.
17949 2007-02-10 Richard Henderson <rth@redhat.com>
17950 Jakub Jelinek <jakub@redhat.com>
17951 Alexandre Oliva <aoliva@redhat.com>
17953 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
17954 * builtin-types.def (BT_WORD): Make unsigned.
17955 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
17956 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
17957 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
17958 * c-decl.c (grokdeclarator): Don't error if !have_tls.
17959 * c-parser.c (c_parser_omp_threadprivate): Likewise.
17960 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
17962 * expr.c (emutls_var_address): New.
17963 (expand_expr_real_1): Expand emulated tls.
17964 (expand_expr_addr_expr_1): Likewise.
17965 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
17966 * output.h (emutls_finish): Declare.
17967 * toplev.c (compile_file): Call it.
17968 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
17969 address before wrapping in CONST.
17970 * varasm.c (emutls_htab, emutls_object_type): New.
17971 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
17972 (get_emutls_object_name, get_emutls_object_type): New.
17973 (get_emutls_init_templ_addr, emutls_decl): New.
17974 (emutls_common_1, emutls_finish): New.
17975 (assemble_variable): When emulating tls, swap decls; generate
17976 constructor for the emutls objects.
17977 (do_assemble_alias): When emulating tls, swap decl and target name.
17978 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
17980 * varpool.c (decide_is_variable_needed): Look at force_output.
17981 Recurse for emulated tls.
17982 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
17983 with decide_is_variable_needed.
17984 * emutls.c: New file.
17985 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
17986 tls_object for real tls.
17988 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
17990 PR rtl-optimization/29599
17991 * reload1.c (eliminate_regs_in_insn): Take the destination
17992 mode into account when computing the offset.
17994 2007-02-09 Stuart Hastings <stuart@apple.com>
17995 Richard Henderson <rth@redhat.com>
17997 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17998 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17999 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18000 fixuns_truncdfhi2): New.
18001 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18002 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18003 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18004 (floatunssidf2): Allow nonimmediate source.
18005 * config/i386/sse.md (movdi_to_sse): New.
18006 (vec_concatv2di): Drop '*'.
18007 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18008 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18009 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18011 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18012 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18013 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18014 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18015 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18016 ix86_build_const_vector.
18017 (x86_emit_floatuns): Rewrite.
18019 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18021 * genautomata.c (longest_path_length): Delete unused function.
18022 (struct state): Delete unused longest_path_length.
18023 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18024 (get_free_state): Delete unused.
18026 2007-02-09 Jan Hubicka <jh@suse.cz>
18028 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18029 * doc/invoke.texi (inline-unit-growth): Update default value.
18031 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18032 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18033 (rebuild_cgraph_edges): Likewise.
18034 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18035 (dump_cgraph_node): Dump frequencies.
18036 (cgraph_clone_edge): Add frequency scales.
18037 (cgraph_clone_node): Add freuqnecy.
18038 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18039 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18040 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18041 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18042 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18043 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18044 (save_inline_function_body): Likewise.
18045 * ipa-inline.c: inluce rtl.h
18046 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18047 (cgraph_edge_badness): Use frequencies.
18048 (cgraph_decide_recursive_inlining): Update clonning.
18049 (cgraph_decide_inlining_of_small_function): Dump frequency.
18050 * predict.c (estimate_bb_frequencies): Export.
18051 * predict.h (estimate_bb_frequencies): Declare.
18052 * tree-inline.c (copy_bb): Watch overflows.
18053 (expand_call_inline): Update call of cgraph_create_edge.
18054 (optimize_inline_calls): Use TODO flags to update frequnecies.
18055 * passes.h: Include predict.h
18056 (init_optimization_passes): Move profile ahead.
18057 (execute_function_todo): Handle TODO_rebuild_frequencies.
18059 2007-02-09 Roger Sayle <roger@eyesopen.com>
18061 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18062 the insbl or inswl pattern into a register.
18064 2007-02-09 Roger Sayle <roger@eyesopen.com>
18066 * config/ia64/ia64.md (bswapdi2): New define_insn.
18068 2007-02-09 Richard Henderson <rth@redhat.com>
18070 * config/i386/constraints.md (Ym): New constraint.
18071 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18072 (movdi_1_rex64): Split sse and xmm general register moves from
18073 memory move alternatives. Use conditional register constraints.
18074 (movsf_1, movdf_integer): Likewise.
18075 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18076 (movdf_integer_rex64): New.
18077 (pushsf_rex64): Fix output constraints.
18078 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18079 (sse2_stored): Likewise.
18080 (sse2_storeq_rex64): New.
18081 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18082 amd and not generic.
18083 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18084 for optimize_size. Remove SF/DFmode hack.
18086 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18088 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18091 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18092 Richard Sandiford <richard@codesourcery.com>
18094 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18095 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18096 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18097 m68k/t-mlib to tmake_file.
18098 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18099 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18100 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18101 Allow it to be cf or m68k. Set m68k_arch_family. If that
18102 variable is not empty, add t-$m68k_arch_family to tmake_file.
18103 Add t-mlibs to tmake_file.
18104 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18105 * config/m68k/t-cf: New file.
18106 * config/m68k/t-m68k: Likewise.
18107 * config/m68k/t-mlibs: Likewise.
18108 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18109 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18110 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18111 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18112 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18114 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18115 (INSTALL_LIBGCC): Delete.
18116 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18117 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18118 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18119 (M68K_MLIB_CPU): Define.
18120 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18121 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18122 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18124 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18125 Richard Guenther <rguenther@suse.de>
18127 PR middle-end/23361
18128 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18129 against INT_MIN/INT_MAX.
18130 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18131 file if a loop is removed.
18133 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18135 * calls.c (store_one_arg): Pass correct alignment to
18136 emit_push_insn for non-BLKmode values.
18137 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18138 unaligned stack slot via a suitably aligned slot.
18140 2007-02-08 DJ Delorie <dj@redhat.com>
18142 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18144 (legal_subregs): Use unsigned char, make const.
18145 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18147 2007-02-08 Paul Brook <paul@codesourcery.com>
18149 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18150 special interworking needed.
18152 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18154 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18155 conditional to __SSE2__.
18156 (Entries below should have been added to first ChangeLog
18157 entry for amdfam10 dated 2007-02-05)
18158 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18160 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18162 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18165 2007-02-08 DJ Delorie <dj@redhat.com>
18167 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18168 * config/m32c/m32c.c (legal_subregs): New.
18169 (m32c_illegal_subreg_p): New.
18170 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18171 unsupported subregs of hard regs.
18173 2007-02-08 Jan Hubicka <jh@suse.cz>
18175 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18176 the same one; always update histograms.
18178 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18180 * passes.c (init_optimization_passes): Tidy comment.
18182 2007-02-08 Roger Sayle <roger@eyesopen.com>
18184 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18185 strip zero_extend, bswap and rotates from POCOUNT's argument.
18186 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18187 zero_extend and rotates from PARITY's argument.
18188 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18189 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18190 of an integer constant at compile-time.
18192 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18195 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18197 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18200 * tree-ssa-live.c (remove_unused_locals): Do not remove
18201 TREE_ADDRESSABLE variables.
18202 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18203 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18204 FOR_CLOBBER. Update all users.
18205 If VAR has an associated alias set, add a virtual operand for
18206 it if no alias is found to conflict with the memory reference.
18208 2007-02-07 Jan Hubicka <jh@suse.cz>
18209 Robert Kidd <rkidd@crhc.uiuc.edu>
18211 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18213 2007-02-07 Ian Lance Taylor <iant@google.com>
18215 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18217 2007-02-07 Roger Sayle <roger@eyesopen.com>
18219 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18220 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18221 tablejumpdi, movsi_to_cr_one): Remove constraints from
18222 define_expand's match_operands.
18224 2007-02-07 Roger Sayle <roger@eyesopen.com>
18226 * global.c (compute_regsets): Move declatation of "i" inside of
18227 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18229 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18232 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18233 of INDIRECT_REF <RESULT_DECL>.
18235 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18237 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18238 Kaz Kojima <kkojima@gcc.gnu.org>
18241 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18243 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18245 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18247 * doc/loop.texi: Document possibility not to perform disambiguation
18248 of loops with multiple latches.
18249 * cfgloopmanip.c (alp_enum_p): Removed.
18250 (add_loop): Handle subloops. Use get_loop_body_with_size.
18251 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18252 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18253 the new forwarder block.
18254 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18255 Handle the case latch is NULL.
18256 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18257 modifications when marking loop exits.
18258 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18260 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18261 disambiguate_loops_with_multiple_latches.
18262 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18263 before fix_loop_structure.
18264 * cfgloop.c: Include pointer-set.h and output.h.
18265 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18266 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18267 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18268 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18269 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18270 disambiguate_multiple_latches, get_loop_body_with_size,
18271 disambiguate_loops_with_multiple_latches): New functions.
18272 (flow_loop_dump): Dump multiple latch edges.
18273 (flow_loop_nodes_find): Handle loops with multiple latches.
18274 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18275 (glb_enum_p): Modified.
18276 (get_loop_body): Use get_loop_body_with_size.
18277 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18278 (AVOID_CFG_MODIFICATIONS): New constant.
18279 (disambiguate_loops_with_multiple_latches, add_loop,
18280 get_loop_body_with_size): Declare.
18281 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18283 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18285 PR inline-asm/28686
18286 * global.c (compute_regsets): New function.
18287 (global_alloc): Refactored ELIMINABLE_REGSET
18288 and NO_GLOBAL_ALLOC_REGS computation out.
18289 (rest_of_handle_global_alloc): Call compute_regsets()
18290 for non-optimizing case.
18292 2007-02-06 Richard Henderson <rth@redhat.com>
18294 * config/i386/constraints.md (Y2): Rename from Y.
18295 (Yi): New constraint.
18296 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18297 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18298 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18299 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18300 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18301 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18302 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18303 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18304 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18305 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18306 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18307 vec_extractv2si_1): Change Y constraints to Y2.
18308 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18309 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18310 Change Y constraints to Y2.
18311 (sse2_loadld): Change Y constraints to x.
18313 2007-02-06 Roger Sayle <roger@eyesopen.com>
18315 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18316 (parity<mode>2): New define_expand using rs6000_emit_parity.
18317 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18318 rs6000_emit_parity): New functions.
18319 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18320 rs6000_emit_parity): Prototype here.
18322 2007-02-06 Ian Lance Taylor <iant@google.com>
18324 * lower-subreg.c (simple_move_operand): Reject CONST.
18325 (resolve_clobber): Call validate_change rather than directly
18326 assigning to XEXP (pat, 0).
18328 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18330 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18331 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18332 (tree-cfg.o): Remove hashtab.h dependency.
18334 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18335 (struct ivopts_data): Change niters to pointer_map_t.
18336 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18337 (niter_for_exit): Create pointer_map on demand. Change for
18339 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18340 (free_loop_data): Destroy data->niters if created and reset field.
18341 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18342 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18344 * tree-ssa-reassoc.c: Include pointer-set.h.
18345 (bb_rank): Change to long *.
18346 (operand_rank): Change to pointer_map_t.
18347 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18348 (insert_operand_rank): Accept long.
18349 (operand_entry_hash, operand_entry_eq): Remove.
18350 (get_rank): Return long. Adjust for changes above.
18351 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18353 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18355 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18356 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18357 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18359 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18360 directly since it cannot be NULL.
18361 (get_vi_for_tree): Rewrite for pointer_map API.
18362 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18363 (init_alias_vars): Create vi_for_tree as pointer_map.
18364 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18366 * tree-cfg.c: Don't include hashtab.h.
18367 (edge_to_cases): Declare as pointer_map.
18368 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18370 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18371 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18372 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18374 (record_switch_edge): Delete.
18375 (get_cases_for_edge): Adjust for pointer_map API, inline
18376 record_switch_edge (rewritten for new API), remove goto.
18378 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18380 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18381 * tree-nested.c: Include pointer-set.h.
18382 (var_map_elt, var_map_eq, var_map_hash): Delete.
18383 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18384 to pointer_map_t's.
18385 (nesting_info_bitmap_obstack): New.
18386 (lookup_field_for_decl): Adjust for pointer_map API.
18387 (lookup_tramp_for_decl): Adjust for pointer_map API.
18388 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18389 (get_local_debug_decl): Adjust for pointer_map API.
18390 (convert_nl_goto_reference): Adjust for pointer_map API.
18391 (convert_nl_goto_receiver): Adjust for pointer_map API.
18392 (create_nesting_tree): Create outside GGC space. Create bitmap on
18393 the new obstack. Create field_map and var_map as pointer_maps.
18394 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18396 (lower_nested_functions): Move root here, no need to NULL it.
18397 Initialize and release the obstack.
18399 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18401 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18402 Remove prototypes and make them non-static.
18403 (struct tree_int_map): Remove.
18404 * tree.h (struct tree_int_map): Move here, turning TO into an
18406 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18408 * tree.h (TREE_COMPLEXITY): Remove.
18409 (struct tree_exp): Remove complexity field.
18410 * tree.c (build1_stat): Don't set it.
18412 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18413 Victor Kaplansky <victork@il.ibm.com>
18415 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18416 (vect_is_simple_reduction): Support reduction with induction as
18417 one of the operands.
18418 (vect_is_simple_iv_evolution): Fix formatting.
18419 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18420 formatting. Don't mark induction phis for vectorization.
18421 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18422 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18423 (vect_get_vec_def_for_operand): Support induction.
18424 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18426 (vectorizable_reduction): Support reduction with induction as one of
18428 (vectorizable_type_demotion): Use def-type of stmt argument rather
18429 than dummy def-type.
18431 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18432 flag_tree_scev_cprop.
18433 * common.opt (tree-scev-cprop): New flag.
18435 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18436 call to vect_get_new_vect_var.
18438 2007-02-06 Ira Rosen <irar@il.ibm.com>
18440 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18441 vectype is not NULL.
18442 (vect_pattern_recog_1): Likewise.
18444 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18446 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18447 (fold_negate_expr): Likewise.
18449 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18452 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18453 even if cv-qualification is the same.
18455 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18457 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18458 __enable_execute_stack on completion.
18460 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18462 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18463 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18464 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18465 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18466 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18467 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18468 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18469 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18471 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18473 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18474 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18475 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18476 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18477 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18478 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18479 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18480 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18481 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18482 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18483 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18484 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18485 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18486 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18487 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18488 sqrtextenddfxf2_i387): Added amdfam10_decode.
18490 * config/i386/athlon.md (athlon_idirect_amdfam10,
18491 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18492 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18493 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18494 athlon_ivector_store_amdfam10): New define_insn_reservation.
18495 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18498 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18500 * config/i386/athlon.md (athlon_call_amdfam10,
18501 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18502 define_insn_reservation.
18503 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18504 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18505 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18507 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18509 * config/i386/athlon.md (athlon_sseld_amdfam10,
18510 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18511 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18513 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18515 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18516 define_insn_reservation.
18517 * config/i386/i386.md (sseins): Added sseins to define_attr type
18518 and define_attr unit.
18519 * config/i386/sse.md: Set type attribute to sseins for insertq
18522 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18524 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18525 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18526 ssecomi_load_amdfam10, ssecomi_amdfam10,
18527 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18528 define_insn_reservation.
18529 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18531 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18533 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18534 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
18535 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
18536 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
18537 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
18538 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
18539 define_insn_reservation.
18541 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
18542 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
18543 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
18544 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
18545 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
18547 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18549 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
18550 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
18551 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
18552 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
18553 athlon_ssemul_load_k8): Added amdfam10.
18555 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18557 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
18558 (x86_sse_unaligned_move_optimal): New variable.
18560 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
18562 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
18563 for unaligned vector SSE double/single precision loads for AMDFAM10.
18565 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18567 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
18568 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
18569 Define TARGET_CPU_DEFAULT_amdfam10.
18570 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
18571 (processor_type): Add PROCESSOR_AMDFAM10.
18573 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
18574 processor_type in config/i386/i386.h.
18575 Enable imul peepholes for TARGET_AMDFAM10.
18577 * config.gcc: Add support for --with-cpu option for amdfam10.
18579 * config/i386/i386.c (amdfam10_cost): New variable.
18580 (m_AMDFAM10): New macro.
18581 (m_ATHLON_K8_AMDFAM10): New macro.
18582 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
18583 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
18584 x86_promote_QImode, x86_integer_DFmode_moves,
18585 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18586 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
18587 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
18588 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
18589 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
18590 Enable/disable for amdfam10.
18591 (override_options): Add amdfam10_cost to processor_target_table.
18592 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
18593 processor_alias_table.
18594 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
18595 (ix86_adjust_cost): Add code for amdfam10.
18597 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18599 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
18600 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
18601 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
18602 * config/i386/i386.h: Add builtin definition for SSE4A.
18603 * config/i386/i386.md: Add support for ABM instructions
18604 (popcnt and lzcnt).
18605 * config/i386/sse.md: Add support for SSE4A instructions
18606 (movntss, movntsd, extrq, insertq).
18607 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
18608 Add -march=amdfam10 flag.
18609 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
18610 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
18612 * doc/extend.texi: Add documentation for SSE4A builtins.
18614 2007-02-05 Bob Wilson <bob.wilson@acm.org>
18616 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
18618 2007-02-05 Richard Guenther <rguenther@suse.de>
18620 * tree-vectorizer.h (vectorizable_function): Add argument type
18621 argument, change return type.
18622 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
18623 * tree-vect-transform.c (vectorizable_function): Handle extra
18624 argument, return vectorized function decl.
18625 (build_vectorized_function_call): Remove.
18626 (vectorizable_call): Handle calls with result and argument types
18627 differing. Handle loop vectorization factor correctly.
18628 * targhooks.c (default_builtin_vectorized_function): Adjust for
18630 * targhooks.h (default_builtin_vectorized_function): Likewise.
18631 * target.h (builtin_vectorized_function): Add argument type
18633 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
18634 extra argument, allow vectorizing of lrintf.
18635 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
18636 documentation of target hook.
18638 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
18641 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
18642 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
18643 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
18645 2007-02-05 Roger Sayle <roger@eyesopen.com>
18647 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
18648 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
18649 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
18650 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
18651 before canonicalizing sincos to cexpi.
18652 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
18654 2007-02-05 Roger Sayle <roger@eyesopen.com>
18656 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
18657 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
18658 (alpha_init_builtins): Use alpha_add_builtins to process tables.
18660 2007-02-05 Roger Sayle <roger@eyesopen.com>
18662 * mips-tfile.c (initialize_init_file): Correct endianness test.
18664 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
18666 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
18667 the 'y' constraint.
18669 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18671 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
18672 saves in a PARALLEL before the register assignments.
18674 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18676 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
18677 DWARF_FRAME_RETURN_COLUMN to be a general register.
18678 * dwarf2out.c (init_return_column_size): New function, split from...
18679 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
18680 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
18681 to be nongeneral registers.
18682 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
18684 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
18685 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
18687 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18689 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
18691 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18693 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
18694 (remove_path): Use can_remove_branch_p and remove_branch instead
18695 of loop_delete_branch_edge.
18696 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
18697 (tree_transform_and_unroll_loop): Remove dead branches immediately.
18698 Update profile using scale_dominated_blocks_in_loop.
18699 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
18700 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
18701 (can_remove_branch_p, remove_branch): Declare.
18702 * tree-cfg.c (tree_can_remove_branch_p): New function.
18703 (tree_cfg_hooks): Add tree_can_remove_branch_p.
18704 * cfgrtl.c (rtl_can_remove_branch_p): New function.
18705 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
18707 2007-02-05 Jan Hubicka <jh@suse.cz>
18709 PR middle-end/30696
18710 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
18711 nodes in cgraph, don't remove offline copy of the function.
18713 2007-02-04 Jan Hubicka <jh@suse.cz>
18715 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
18716 vectors might cause maybe_lookup_element_for_expr to be called
18717 on non-sra-candidate.
18719 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18721 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
18722 config/bfin/bfin.md, config/bfin/predicates.md: Follow
18723 spelling conventions.
18725 2007-02-04 Richard Guenther <rguenther@suse.de>
18727 PR middle-end/30636
18728 * fold-const.c (try_move_mult_to_index): Make sure to not
18729 overflow one dimension of a multi-dimensional array access.
18731 2007-02-04 Jan Hubicka <jh@suse.cz>
18733 * passes.c (init_optimization_passes): Reindent.
18735 2007-02-04 Jan Hubicka <jh@suse.cz>
18736 Eric Botcazou <ebotcazou@adacore.com>
18738 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
18739 (execute_fixup_cfg): Break out the abnormal goto code.
18740 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
18741 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
18742 (optimize_inline_calls): Call make_nonlocal_label_edges.
18744 2007-02-04 Jan Hubicka <jh@suse.cz>
18746 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
18747 true when something was changed.
18748 (rename_ssa_copies): When something was changed, do
18749 TODO_remove_unused_locals.
18750 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18751 add TODO_remove_unused_locals when instruction was removed.
18753 2007-02-04 Jan Hubicka <jh@suse.cz>
18755 * ipa-inline.c (try_inline): Improve debug output; work on already
18757 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
18758 call try_inline for already inlined edges too when flattening;
18759 inline also functions that make callee growth but overall unit size
18762 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18764 * config/m32c/bitops.md, config/m32c/jump.md,
18765 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
18766 config/m32r/m32r.h, config/m32r/m32r.md,
18767 config/m32r/predicates.md, config/m68hc11/larith.asm,
18768 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
18769 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
18770 config/mips/mips-protos.h, config/mips/mips.c,
18771 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
18772 config/mn10300/mn10300.h, config/mn10300/predicates.md,
18773 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
18774 spelling conventions.
18776 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
18777 Follow spelling conventions.
18779 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
18781 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
18782 warn about C++0x compatibility.
18784 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18786 * config/h8300/h8300.c, config/h8300/h8300.h,
18787 config/h8300/h8300.md: Follow spelling conventions.
18789 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
18791 PR middle-end/30667
18792 * combine.c (try_combine): Do not substitute source operand
18793 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
18795 2007-02-03 Jan Hubicka <jh@suse.cz>
18797 PR gcov-profile/30650
18798 * value-prof.c (stringop_block_profile): Fix handling of size counter;
18799 do not divide by zero for never executed counters.
18800 (tree_find_values_to_profile): Fix counters.
18801 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
18803 2007-02-03 Ian Lance Taylor <iant@google.com>
18805 * lower-subreg.c (simple_move_operand): New static function,
18806 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
18808 (simple_move): Call simple_move_operand.
18809 (find_decomposable_subregs): Add special handling of MEMs.
18810 (can_decompose_p): Rename from cannot_decompose_p. Reverse
18811 meaning of return value. If we see a hard register, test whether
18812 it can store a word_mode value. Change all callers.
18814 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18816 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
18817 ftrapv insns and expanders.
18818 (subdi3): Change define_expand operand 1 to arith11_operand, and
18819 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
18820 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
18821 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
18824 PR middle-end/30174
18825 * varasm.c (notice_global_symbol): Treat global objects as weak when
18826 flag_shlib is true.
18828 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18830 * emit-rtl.c (dconstpi): Delete.
18831 (dconstsqrt2): New.
18832 (init_emit_once): Delete dconstpi and init dconstsqrt2.
18833 * real.h (dconstpi): Delete.
18834 (dconstsqrt2): New.
18835 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
18836 (fold_builtin_hypot): Likewise.
18838 2007-02-03 Tom Tromey <tromey@redhat.com>
18841 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
18842 -gcoff3, -gxcoff3, -gvms3 implies -dD.
18844 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
18846 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
18847 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
18848 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
18849 config/rs6000/cell.md, config/rs6000/darwin.h,
18850 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
18851 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
18852 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
18853 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
18854 typos. Follow spelling conventions.
18855 * doc/invoke.texi: Follow spelling conventions.
18857 2007-02-03 Roger Sayle <roger@eyesopen.com>
18859 * simplify-rtx.c (simplify_relational_operation_1): Implement some
18860 canonicalization transformations that attempt to simplify integer
18861 constant comparisons to become comparisons against zero.
18863 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18865 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
18867 * fold-const.c (fold_binary): Fix comment typos. Fold complex
18868 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
18870 2007-02-02 Mike Stump <mrs@apple.com>
18872 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
18873 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
18874 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
18875 generate a branch island.
18877 2007-02-02 Bob Wilson <bob.wilson@acm.org>
18879 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
18880 (xtensa_legitimate_address_p): New.
18881 (xtensa_legitimize_address): New.
18882 (xtensa_output_addr_const_extra): New.
18883 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
18885 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
18886 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
18887 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
18888 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
18889 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
18890 (xtensa_legitimize_address): New.
18891 (xtensa_output_addr_const_extra): New.
18893 2007-02-02 Steve Ellcey <sje@cup.hp.com>
18895 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
18897 2007-02-02 Ian Lance Taylor <iant@google.com>
18899 * expmed.c (expand_divmod): Add comment.
18901 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
18903 * emit-rtl.c (renumber_insns): Remove.
18904 * flags.h: Remove the extern for flag_renumber_insns.
18905 * rtl.h: Remove the prototype for renumber_insns.
18906 * toplev.c (flag_renumber_insns): Remove.
18908 2007-02-02 Hui-May Chang <hm.chang@apple.com>
18910 Revert for x86 darwin:
18911 2005-06-19 Uros Bizjak <uros@kss-loka.si>
18913 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
18914 code before the following patch under TARGET_MACHO.
18915 (ix86_function_value_regno_p): Likewise.
18917 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18919 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
18922 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18925 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
18926 loads to general or fp registers. Add comments.
18927 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
18929 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
18931 * pointer-set.c (insert_aux): Only return insertion slot.
18932 (pointer_set_insert): Adjust.
18933 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
18934 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
18935 pointer_map_traverse): New.
18936 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
18937 pointer_map_create, pointer_map_destroy, pointer_map_insert,
18938 pointer_map_contains, pointer_map_traverse): Declare.
18940 2007-02-02 Jakub Jelinek <jakub@redhat.com>
18942 PR middle-end/30473
18943 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
18944 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
18946 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18948 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
18950 (struct _dep): New type.
18951 (dep_t): New typedef.
18952 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
18953 (DEP_STATUS): New access macro. The macro with the same name was
18954 renamed to DEP_LINK_STATUS.
18955 (dep_init): Declare function
18957 (struct _dep_link): New type.
18958 (dep_link_t): New typedef.
18959 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
18960 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
18961 (DEP_LINK_STATUS): New macro.
18962 (debug_dep_links): New debug function.
18964 (struct _deps_list): New type.
18965 (deps_list_t): New typedef.
18966 (DEPS_LIST_FIRST): New access macro.
18967 (FOR_EACH_DEP_LINK): New cycle macro.
18968 (create_deps_list, free_deps_list, delete_deps_list): Declare
18970 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
18971 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
18972 (copy_deps_list_change_con): Ditto.
18974 (move_dep_link): Declare function.
18976 (struct _dep_node): New type.
18977 (dep_node_t): New typedef.
18978 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
18980 (struct haifa_insn_data.back_deps): New field to hold backward
18981 dependencies of the insn.
18982 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
18984 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
18985 Change its type to deps_list_t.
18986 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
18987 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
18988 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
18990 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
18992 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
18994 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
18996 (dep_cost): Declare.
18998 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
18999 (ds_to_dk, dk_to_ds): New functions.
19001 (init_dep_1): New static function.
19002 (init_dep): New function.
19003 (copy_dep): New static function.
19005 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19007 (detach_dep_link): New static function.
19008 (move_dep_link): New function.
19010 (dep_links_consistent_p, dump_dep_links): New static functions.
19011 (debug_dep_links): New debugging function.
19013 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19015 (alloc_deps_list, init_deps_list): New static functions.
19016 (create_deps_list): New function.
19017 (clear_deps_list): New static function.
19018 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19019 (deps_list_consistent_p, dump_deps_list): New static functions.
19020 (debug_deps_list): New function.
19021 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19023 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19025 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19026 use new scheduler dependencies lists.
19027 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19028 (sched_analyze): Ditto. Initialize dependencies lists.
19029 (add_forw_dep, compute_forward_dependences): Update to use new
19030 scheduler dependencies lists.
19032 (init_dependency_caches): Init deps_obstack.
19033 (free_dependency_caches): Free deps_obstack.
19035 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19036 new scheduler dependencies lists.
19037 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19038 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19040 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19041 Update to use new scheduler dependencies lists.
19042 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19043 (debug_dependencies): Ditto.
19044 (schedule_region): Update comments.
19046 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19047 scheduler dependencies lists.
19048 (schedule_ebb): Update comments.
19050 * rtl.def (DEPS_LIST): Remove.
19052 * lists.c (unused_deps_list): Remove.
19053 (free_list): Update assertions.
19055 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19056 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19058 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19059 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19061 * haifa-sched.c (comments): Update.
19062 (insn_cost1): Remove. Inline the code into insn_cost ().
19063 (insn_cost): Update to use new scheduler dependencies lists. Move
19064 processing of the dependency cost to dep_cost ().
19065 (dep_cost): New function. Use it instead of insn_cost () when
19066 evaluating cost of the dependency. Use compatible interface to
19067 interact with the target.
19068 (priority): Update to use new scheduler dependencies lists.
19069 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19070 with greater number of insns that depend on the insn.
19071 (schedule_insn): Update to use new scheduler dependencies lists. Add
19072 code to free backward dependencies lists. Inline and optimize code
19073 from resolve_dep () - see PR28071.
19074 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19075 lists. Update call to targetm.sched.is_costly_dependence hook.
19077 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19078 scheduler dependencies lists.
19080 (resolve_dep): Remove. Move the logic to schedule_insn ().
19081 (init_h_i_d): Initialize dependencies lists.
19083 (process_insn_depend_be_in_spec): Rename to
19084 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19085 dependencies lists.
19086 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19087 Update to use new scheduler dependencies lists.
19088 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19090 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19091 new scheduler dependencies lists.
19092 (build_intra_loop_deps): Ditto.
19094 * target.h (struct _dep): Declare to use in
19095 gcc_target.sched.is_costly_dependence.
19096 (struct gcc_target.sched.adjust_cost): Fix typo.
19097 (struct gcc_target.sched.is_costly_dependence): Change signature to
19098 use single dep_t parameter instead of an equivalent triad.
19099 (struct gcc_target.sched.adjust_cost_2): Remove.
19101 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19103 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19105 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19107 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19109 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19110 (REG_DEP_TRUE): Document.
19112 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19113 Change signature to correspond to the targetm.sched.adjust_cost hook.
19114 Update use in TARGET_SCHED_ADJUST_COST_2.
19115 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19116 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19117 new scheduler dependencies lists.
19118 (ia64_gen_check): Ditto.
19120 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19121 scheduler dependencies lists.
19123 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19124 signature to correspond to the targetm.sched.is_costly_dependence hook.
19125 (is_costly_group): Update to use new scheduler dependencies lists.
19127 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19128 instead of INSN_COST () macro.
19130 2007-02-01 Ian Lance Taylor <iant@google.com>
19132 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19134 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19136 * pa.md (tp_load): Correct mfctl instruction syntax.
19138 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19140 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19141 altivec_padding_size calculation on AIX. Improve comment, add
19142 assert to verify that it's right.
19144 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19147 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19149 PR inline-asm/28686
19150 * global.c (global_alloc): Add mising initialization of
19153 2007-02-01 Roger Sayle <roger@eyesopen.com>
19155 * alias.c (init_alias_analysis): Correct whitespace.
19156 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19157 partition_hot_cold_basic_blocks): Likewise.
19158 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19159 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19160 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19161 fold_builtin_snprintf_chk, fold_builtin_printf,
19162 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19163 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19164 * cfgcleanup.c (cleanup_cfg): Likewise.
19165 * cfgexpand.c (tree_expand_cfg): Likewise.
19166 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19167 * function.c (get_next_funcdef_no): Likewise.
19168 * gengtype.c (main): Likewise.
19169 * genmodes.c (main): Likewise.
19170 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19171 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19172 * ifcvt.c (noce_emit_move_insn): Likewise.
19173 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19175 * stor-layout.c (get_best_mode): Likewise.
19176 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19177 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19178 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19179 perform_var_substitution, solve_graph): Likewise.
19180 * tree-vrp.c (vrp_finalize): Likewise.
19182 2007-02-01 Ian Lance Taylor <iant@google.com>
19184 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19185 high part of a paradoxical subreg, return a constant zero.
19187 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19189 * toplev.c (lang_dependent_init): Call init_set_costs.
19190 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19192 2007-02-01 Richard Guenther <rguenther@suse.de>
19194 PR middle-end/30656
19195 * fold-const.c (fold_negate_expr): Allow negating a
19196 constant if overflow does not change.
19198 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19200 * doc/c-tree.texi (Expression trees): Improve markup.
19201 * doc/tm.texi (Register Classes, Addressing Modes)
19202 (Floating Point): Fix spacing after abbreviations. Fix some
19205 2007-02-01 Ben Elliston <bje@au.ibm.com>
19207 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19208 * doc/contrib.texi: Likewise.
19209 * doc/install.texi: Likewise.
19211 2007-01-31 Richard Henderson <rth@redhat.com>
19212 Ian Lance Taylor <iant@google.com>
19214 * lower-subreg.c: New file.
19215 * rtl.def (CONCATN): Define.
19216 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19217 pass_lower_subreg2.
19218 * emit-rtl.c (update_reg_offset): New static function, broken out
19219 of gen_rtx_REG_offset.
19220 (gen_rtx_REG_offset): Call update_reg_offset.
19221 (gen_reg_rtx_offset): New function.
19222 * regclass.c: Revert patch of 2006-03-05, restoring
19224 (clear_reg_info_regno): New function.
19225 * dwarf2out.c (concatn_loc_descriptor): New static function.
19226 (loc_descriptor): Handle CONCATN.
19227 * common.opt (fsplit_wide_types): New option.
19228 * opts.c (decode_options): Set flag_split_wide_types when
19230 * timevar.def (TV_LOWER_SUBREG): Define.
19231 * rtl.h (gen_reg_rtx_offset): Declare.
19232 (reg_scan_update): Declare.
19233 * regs.h (clear_reg_info_regno): Declare.
19234 * tree-pass.h (pass_lower_subreg): Declare.
19235 (pass_lower_subreg2): Declare.
19236 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19237 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19238 -fsplit-wide-types.
19239 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19240 * Makefile.in (OBJS-common): Add lower-subreg.o.
19241 (lower-subreg.o): New target.
19243 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19245 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19247 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19250 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19252 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19254 PR middle-end/29335
19255 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19257 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19259 * cfgloop.h: Include vec-prim.h.
19260 (enum li_flags): Remove LI_ONLY_OLD.
19261 (loop_iterator): Changed.
19262 (fel_next, fel_init): Iterate over loop tree.
19263 (FOR_EACH_LOOP_BREAK): New macro.
19264 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19266 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19267 * modulo-sched.c (sms_schedule): Ditto.
19268 * tree-vectorizer.c (vectorize_loops): Ditto.
19269 * doc/loop.texi: Update information on loop numbering and behavior of
19270 FOR_EACH_LOOP wrto new loops.
19271 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19272 add_to_evolution_1): Test nestedness of loops instead of comparing
19274 * tree-chrec.c (chrec_fold_plus_poly_poly,
19275 chrec_fold_multiply_poly_poly, chrec_evaluate,
19276 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19277 reset_evolution_in_loop): Ditto.
19278 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19280 2007-01-31 Dirk Mueller <dmueller@suse.de>
19282 * c-common.c (warn_about_parentheses): Separate warning about
19283 un-parenthized sequence of comparison operators from the one
19284 which is supposed to warn about x <= y <= z.
19286 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19288 * optabs.h (enum optab_index): Add new OTI_isinf.
19289 (isinf_optab): Define corresponding macro.
19290 * optabs.c (init_optabs): Initialize isinf_optab.
19291 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19293 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19294 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19296 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19297 expand_builtin_interclass_mathfn.
19298 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19299 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19300 (fxam<mode>2_i387): New insn pattern.
19301 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19302 built-in functions as x87 inline asm.
19304 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19306 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19308 2007-01-30 Eric Christopher <echristo@apple.com>
19310 * config.gcc: Add geode.
19312 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19314 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19315 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19316 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19317 value-prof.c: Fix comment typos.
19319 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19322 * doc/invoke.texi (Wpointer-arith): Document warning.
19324 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19326 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19327 the list of discrepancies from the draft TR.
19329 2007-01-30 Dirk Mueller <dmueller@suse.de>
19332 * doc/invoke.texi (-Wreturn-type): Update description to
19333 match new behavior.
19335 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19337 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19339 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19341 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19342 to handle optabs that operate on floating point input argument and
19343 output to integer output.
19344 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19345 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19346 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19347 expand_builtin_interclass_mathfn ().
19348 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19349 (ilogbsi2): Remove.
19350 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19351 ilogbl built-in functions as x87 intrinsics.
19353 2007-01-30 Richard Guenther <rguenther@suse.de>
19355 PR middle-end/27657
19356 * dwarf2out.c (reference_to_unused): Query varpool if the
19357 variable was output.
19359 2007-01-30 Richard Guenther <rguenther@suse.de>
19361 PR middle-end/30313
19362 * passes.c (execute_one_pass): Reset in_gimple_form to not
19363 confuse non-unit-at-a-time mode.
19365 2007-01-29 Roger Sayle <roger@eyesopen.com>
19366 Richard Guenther <rguenther@suse.de>
19368 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19369 avoid undefined behaviour on overflow. Use force_fit_type_double
19370 to construct the constant with the specified TREE_OVERFLOW.
19372 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19374 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19375 * config/dfp-bit.h: Ditto.
19377 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19379 * c-decl.c (pop_scope): Replace warnings with call to
19380 warn_for_unused_label.
19381 * c-common.h (warn_for_unused_label): Declare.
19382 * c-common.c (warn_for_unused_label): Define.
19384 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19386 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19389 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19391 * Makefile.in (USER_H): Remove decfloat.h.
19392 * ginclude/decfloat.h: Delete, moving contents to ...
19393 * ginclude/float.h: Add support for decimal floating point,
19394 guarded by __STDC_WANT_DEC_FP__.
19396 2007-01-29 Mike Stump <mrs@apple.com>
19398 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19399 Analysis and Representation to resolve case insensitive conflict.
19400 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19402 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19404 * tree.h (struct tree_memory_tag): Add aliases member.
19405 (MTAG_ALIASES): New macro.
19406 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19407 (add_may_alias): Remove pointer-set. Update for may_aliases being
19409 (mark_aliases_call_clobbered): Update for may_aliases being a
19411 (compute_tag_properties): Ditto.
19412 (create_partition_for): Ditto.
19413 (compute_memory_partitions): Ditto.
19414 (dump_may_aliases_for): Ditto.
19415 (is_aliased_with): Ditto.
19416 (add_may_alias_for_new_tag): Ditto.
19417 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19418 (compute_is_aliased): New function.
19419 (compute_may_aliases): Call compute_is_aliased).
19420 (init_alias_info): Initialize alias_bitmap_obstack.
19421 (union_alias_set_into): New function.
19422 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19423 (have_common_aliases_p): Rewrite to take two bitmaps and use
19425 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19426 Update for bitmaps.
19427 (finalize_ref_all_pointers): Update for add_may_alias changes.
19428 (new_type_alias): Ditto.
19429 * tree-flow-inline.h (may_aliases): Return a bitmap.
19430 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19431 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19432 may_aliases being a bitmap.
19433 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19434 may_aliases now returns a bitmap.
19435 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19437 * tree-ssa-operands.c (add_virtual_operand): Update for
19438 may_aliases being a bitmap.
19440 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19442 PR tree-optimization/30630
19443 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19444 variable as changed.
19446 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19449 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19450 expanded only once even if an error occurs.
19452 2007-01-29 Ben Elliston <bje@au.ibm.com>
19454 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19455 (__gcov_average_profiler): Likewise.
19456 (__gcov_ior_profiler): Likewise.
19457 (__gcov_merge_ior): Likewise.
19459 2007-01-28 Jan Hubicka <jh@suse.cz>
19461 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19462 * value-prof.c (stringop_block_profile): Likewise.
19464 2007-01-28 Jan Hubicka <jh@suse.cz>
19466 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19467 Add variant handling histograms; add wrapper.
19468 (clear_storage_via_libcall): Export.
19469 (emit_block_move_hints): Break out from ...; add histograms.
19470 (emit_block_move): ... this one.
19471 (clear_storage_hints): Break out from ...; add histograms.
19472 (clear_storage): ... this one.
19473 (set_storage_via_memset): Handle histogram.
19474 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19475 (clear_storage_hints, clear_storage_via_libcall): Declare.
19476 (set_storage_via_setmem): Update prototype.
19477 * doc/md.texi (movmem, setmem): Document new arguments.
19479 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19480 Add new histograms.
19481 (stringop_block_profile): New global function.
19482 (tree_stringops_values_to_profile): Profile block size and alignment.
19483 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19485 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19486 (stringop_block_profile): Declare.
19487 * builtins.c: Include value-prof.h.
19488 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19489 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19490 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19491 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19492 * profile.c (instrument_values): Add new counters.
19493 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19495 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19496 (tree_init_edge_profiler): Build new profilers.
19497 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19498 (pass_tree_profile): Add dump.
19499 (tree_profile_hooks): Update.
19500 * Makefile.in (LIBGCOV): Add new constants.
19501 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19502 __gcov_ior_profiler): New.
19503 * i386.md (movmem/setmem expanders): Add new optional arguments.
19505 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19507 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19509 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19511 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19512 (tree_unswitch_single_loop): Pass eni_size_weights to
19513 tree_num_loop_insns.
19514 * tree-ssa-loop-manip.c: Include tree-inline.h.
19515 (can_unroll_loop_p): Pass eni_size_weights to
19516 tree_num_loop_insns.
19517 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19518 Pass eni_size_weights to estimate_num_insns.
19519 * tree.h (init_inline_once): Export.
19520 * toplev.c (backend_init): Call init_inline_once.
19521 * cgraphunit.c (cgraph_process_new_functions,
19522 cgraph_analyze_function): Pass eni_inlining_weights to
19523 estimate_num_insns.
19524 * ipa-inline.c (compute_inline_parameters): Ditto.
19525 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19526 to estimate_num_insns.
19527 (try_unroll_loop_completely): Pass eni_size_weights to
19528 tree_num_loop_insns.
19529 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19530 ot estimate_num_insns.
19531 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19532 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19533 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19534 eni_time_weights): New variables.
19535 (init_inline_once): Initialize them.
19536 (struct eni_data): Mew.
19537 (estimate_num_insns_1, estimate_num_insns): Use weights.
19538 * tree-inline.h (struct eni_weights_d): New.
19539 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
19540 (estimate_num_insns): Declaration changed.
19541 * cfgloop.h (tree_num_loop_insns): Declaration changed.
19542 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
19543 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
19545 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19547 * tree-data-ref.c (conflict_fn): Assert that the number of affine
19548 relations in the conflict function is valid.
19550 2007-01-27 Ian Lance Taylor <iant@google.com>
19552 * common.opt: Add fstrict-overflow.
19553 * opts.c (decode_options): Set flag_strict_overflow if -O2.
19554 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
19555 (TYPE_OVERFLOW_UNDEFINED): Define.
19556 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
19558 * tree.h (TYPE_TRAP_SIGNED): Don't define.
19559 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
19560 (fold_negate_expr): Likewise.
19561 (make_range): Likewise.
19562 (extract_muldiv_1): Likewise.
19563 (maybe_canonicalize_comparison): Likewise.
19564 (fold_comparison): Likewise.
19565 (fold_binary): Likewise.
19566 (tree_expr_nonnegative_p): Likewise.
19567 (tree_expr_nonzero_p): Likewise.
19568 * tree-vrp.c (compare_values): Likewise.
19569 (extract_range_from_binary_expr): Likewise.
19570 (extract_range_from_unary_expr): Likewise.
19571 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
19573 (nowrap_type_p): Likewise.
19574 * tree-scalar-evolution.c (simple_iv): Likewise.
19575 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
19576 (build_range_check): Likewise.
19577 (extract_muldiv_1): Likewise.
19578 (fold_comparison): Likewise.
19579 * tree-vrp.c (vrp_int_const_binop): Likewise.
19580 (extract_range_from_unary_expr): Likewise.
19581 * convert.c (convert_to_integer): Likewise.
19582 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
19583 (fold_comparison): Likewise.
19584 (fold_binary): Likewise.
19585 * optabs.c (optab_for_tree_code): Likewise.
19586 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
19587 * simplify-rtx.c (simplify_const_relational_operation): Check
19588 flag_strict_overflow and flag_trapv.
19589 (simplify_const_relational_operation): Likewise.
19590 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
19591 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
19594 2007-01-27 Roger Sayle <roger@eyesopen.com>
19596 * tree.c (tree_fold_gcd): Delete.
19597 * tree.h (tree_fold_gcd): Remove prototype.
19598 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
19599 test whether one constant integer is a multiple of another. Instead
19600 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
19601 * fold-const.c (multiple_of_p): We've determined both TOP and
19602 BOTTOM are integer constants so we can call int_const_binop directly
19603 instead of the more generic const_binop.
19605 2007-01-27 Roger Sayle <roger@eyesopen.com>
19607 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
19608 1*X check that the constant hasn't overflowed, to preserve the
19610 (round_up): Provide an efficient implementation when rouding-up an
19611 INTEGER_CST to a power-of-two.
19613 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19615 * doc/sourcebuild.texi: Add comma for clarity.
19616 * doc/extend.texi: Fix some typos.
19617 * doc/passes.texi: Likewise.
19618 * doc/cppinternals.texi: Likewise.
19619 * doc/c-tree.texi: Likewise.
19620 * doc/tree-ssa.texi: Likewise.
19621 * doc/install.texi: Likewise.
19623 2007-01-27 Jan Hubicka <jh@suse.cz>
19625 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
19626 (pass_sra): Do not require alias information.
19627 * passes.c (init_optimization_passes): Add SRA
19629 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
19631 * tracer.c (rest_of_handle_tracer): We already cleaned
19632 up the CFG in tracer() so don't do it here again.
19633 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
19634 cleanup_cfg here, either. And don't call renumber_insns.
19636 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
19637 and BB_HEAD are in the insn stream here. Instead make sure
19638 that BB_INSN is valid on all insns. Also, do check here that
19639 there are no pending branch predictions...
19640 (rtl_verify_flow_info): ...instead of doing it here. Checks
19641 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
19644 2007-01-26 Roger Sayle <roger@eyesopen.com>
19646 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
19647 function to simplify/factorize operand order canonicalization.
19648 (ix86_fixup_binary_operands): Reorganize using the above function.
19649 (ix86_binary_operator_ok): Likewise.
19651 2007-01-27 Jakub Jelinek <jakub@redhat.com>
19653 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
19654 file scope from optimize_attrs.
19655 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
19657 (optimize_attrs): Clear insn_code_values after freeing it.
19659 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19661 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
19662 a parts.base assignment.
19664 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19666 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
19667 (compute_subscript_distance, initialize_data_dependence_relation,
19668 finalize_ddr_dependent, analyze_ziv_subscript,
19669 analyze_siv_subscript_cst_affine,
19670 compute_overlap_steps_for_affine_univar,
19671 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
19672 analyze_siv_subscript, analyze_miv_subscript,
19673 analyze_overlapping_iterations, subscript_dependence_tester_1,
19674 compute_self_dependence, free_dependence_relation): Work
19675 with affine_fn instead of chrecs.
19676 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
19677 common_affine_function, affine_function_base,
19678 affine_function_constant_p, affine_fn_op, affine_fn_plus,
19679 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
19680 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
19681 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
19682 (all_chrecs_equal_p): Removed.
19683 * tree-data-ref.h (affine_fn, conflict_function): New types.
19684 (struct subscript): Change type of conflicting_iterations_in_a
19685 and conflicting_iterations_in_b.
19687 2007-01-26 Steve Ellcey <sje@cup.hp.com>
19690 * config/pa/pa.h (TARGET_HPUX_11): New.
19691 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
19692 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
19694 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
19695 Richard Guenther <rguenther@suse.de>
19697 * tree-ssa-structalias.c (solve_graph): Handle case
19698 we merged the variable to another.
19700 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19702 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
19705 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
19706 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
19708 2007-01-25 DJ Delorie <dj@redhat.com>
19710 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
19711 allow changes to modes which don't fit in those registers.
19713 * reload1.c (choose_reload_regs): Check for invalid subregs before
19714 computing their locations, not after.
19716 2007-01-25 Geoffrey Keating <geoffk@apple.com>
19719 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
19720 save Altivec registers in an eh_return function.
19721 (compute_vrsave_mask): Likewise.
19722 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
19723 for saving Altivec registers.
19724 (rs6000_emit_prologue): Don't allocate stack twice in
19725 eh_return function. Correct expected value of altivec_save_offset
19726 when using save_world. Describe save of R0 to stack when using
19727 save_world. Describe stack pointer adjustment when using
19728 save_world. Remove duplicated eh_return parameter register saving.
19729 Update sp_offset variable after save_world.
19730 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
19732 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
19733 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
19736 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19738 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
19740 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19743 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
19744 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
19746 2007-01-25 Richard Guenther <rguenther@suse.de>
19748 * doc/invoke.texi (-Wcoverage-mismatch): Document.
19749 * common.opt (-Wcoverage-mismatch): New warning option.
19750 * coverage.c (get_coverage_counts): Ignore coverage mismatch
19751 if -Wcoverage-mismatch is given.
19753 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
19755 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
19756 (ipcp_driver): Change to static definition.
19757 Add dumping of the ifunctions.
19758 (constant_val_insert): Remove unused parameter. Support for SSA.
19759 (ipcp_propagate_const): Support for SSA.
19760 (ipcp_profile_bb_print): Print only analyzed nodes.
19761 (ipcp_replace_map_create): Remove support for Fortran constant
19763 * ipa-prop.c (ipa_method_modify_stmt,
19764 ipa_callsite_compute_param): Support for SSA.
19765 * ipa-prop.h (ipcp_driver): Remove declaration.
19766 (IS_VALID_TREE_MAP_INDEX): Add define.
19768 2007-01-24 Geoffrey Keating <geoffk@apple.com>
19770 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
19772 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19774 PR middle-end/30447
19775 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
19776 constant argument to cabs and do it without checking for
19777 -funsafe-math-optimizations.
19779 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
19781 * c-common.h (RID_FIRST_CXX0X): New.
19782 (RID_LAST_CXX0X): New.
19783 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
19785 * c.opt (Wc++0x-compat): New.
19786 * doc/invoke.texi (-Wc++0x-compat): Document.
19788 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19790 * builtins.c (fold_builtin_carg): New.
19791 (fold_builtin_1): Use it.
19793 2007-01-24 Jan Hubicka <jh@suse.cz>
19795 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
19797 * ipa-inline.c (initial_insns, max_insns): Delete.
19798 (compute_max_insns): New function.
19799 (cgraph_decide_inlining_of_small_function): Use it; take minimal
19800 amount of insns as base for code growth.
19801 (cgraph_decide_inlining): Make initial_insns local; do not compute
19803 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
19804 * doc/invoke.texi (inline-unit-growth): Update docs.
19806 2007-01-24 Jakub Jelinek <jakub@redhat.com>
19808 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
19809 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
19810 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
19811 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
19812 for CPUs that have PTA_CX16 set.
19814 PR middle-end/27416
19815 * gimplify.c (omp_check_private): New function.
19816 (gimplify_scan_omp_clauses): Use it for
19817 firstprivate/lastprivate/reduction.
19819 PR middle-end/30494
19820 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
19821 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
19823 PR middle-end/30421
19824 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
19825 If lower_lastprivate_clauses emits some statements, append them
19826 to dlist rather than body_p and to body_p append an initializer.
19827 (lower_omp_for): Adjust caller.
19829 2007-01-24 Steve Ellcey <sje@cup.hp.com>
19831 * target.h (globalize_decl_name): New.
19832 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19833 * output.h (default_globalize_decl_name): New.
19834 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
19836 (globalize_decl): Ditto.
19837 (default_globalize_decl_name): New.
19838 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
19839 (ia64_handle_version_id_attribute): New.
19840 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19841 (ia64_asm_output_external): Use globalize_decl_name instead
19842 of globalize_label.
19843 * doc/extend.texi (version_id): New pragma.
19844 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
19846 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19848 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
19849 _uleb128_t and _Unwind_SWord with _sleb128_t.
19850 * unwind-dw2.c (extract_cie_info, execute_stack_op,
19851 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
19853 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
19854 * unwind-pe.h (read_uleb128, read_sleb128,
19855 read_encoded_value_with_base): Likewise.
19856 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
19858 2007-01-24 Richard Guenther <rguenther@suse.de>
19860 * builtins.c (expand_builtin_cexpi): Get the fndecl
19861 for cexp in the correct way.
19863 2007-01-24 Jan Hubicka <jh@suse.cz>
19865 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
19868 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19870 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
19871 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
19872 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
19873 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
19874 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
19875 __SIZEOF_PTRDIFF_T__.
19876 * doc/cpp.texi: Documentation for the new builtin macros added.
19878 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
19880 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
19881 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
19882 instead of operands[2] to avoid access past the end of array.
19884 2007-01-24 Richard Sandiford <richard@codesourcery.com>
19886 * reload1.c (emit_reload_insns): Pass the reload register
19887 for a non-spill output reload through forget_old_reloads_1.
19889 2007-01-23 Joseph Myers <joseph@codesourcery.com>
19891 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19892 _SOFT_DOUBLE if doubles use software floating-point.
19893 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
19894 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19895 * config/rs6000/darwin-ldouble.c: Also compile functions for
19896 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
19897 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19898 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
19899 commented-out long double override.
19900 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
19901 * config/rs6000/eabispe.h: Likewise.
19902 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
19903 long double for non-SPE.
19904 (rs6000_handle_option): Likewise.
19905 (invalid_e500_subreg): Disallow more subregs involding DImode,
19906 DFmode, TImode or TFmode.
19907 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
19909 (legitimate_lo_sum_address_p): Also check for TFmode for E500
19911 (rs6000_legitimize_address): Also handle TFmode for E500 double.
19912 (rs6000_legitimize_reload_address): Also handle TFmode for E500
19914 (rs6000_legitimate_address): Also check for TFmode for E500
19916 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
19917 (spe_build_register_parallel): Handle TFmode and TCmode.
19918 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
19920 (function_arg): Handle TFmode and TCmode for E500 double.
19921 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
19923 (print_operand): Handle TFmode and TImode for %y.
19924 (rs6000_generate_compare): Handle TFmode comparisons for E500
19926 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
19927 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
19928 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
19929 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
19930 TFmode for E500 double.
19931 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
19932 (floatsidf2): Enable for E500 double.
19933 (movtf_softfloat): Use rs6000_nonimmediate_operand.
19934 (extenddftf2): Change to extenddftf2_fprs.
19935 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
19936 depending on TARGET_E500_DOUBLE.
19937 (extendsftf2): Enable for E500 double.
19938 (trunctfdf2): Enable for E500 double.
19939 (trunctfsf2): Change to trunctfsf2_fprs.
19940 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
19941 depending on TARGET_E500_DOUBLE.
19942 (floatsitf2): Enable for E500 double.
19943 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
19944 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
19945 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
19946 (negtf2): Change to negtf2_internal.
19947 (negtf2): New expander.
19948 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
19949 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
19950 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
19951 (movdi_internal32): Use rs6000_nonimmediate_operand.
19952 (unnamed splitter): Likewise.
19953 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
19954 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
19955 (SPE64TF, DITI): New mode macros.
19956 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
19959 (frob_<mode>_di_2): New.
19960 (frob_tf_di_8_2): New.
19961 (frob_di_df): Change to frob_di_<mode>; allow more modes.
19963 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
19965 (frob_ti_<mode>_8_2): New.
19966 (frob_ti_tf_2): New.
19967 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
19968 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
19970 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
19971 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
19972 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
19973 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
19974 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
19975 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
19978 2007-01-23 Ian Lance Taylor <iant@google.com>
19980 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
19982 (OBJS-archive): Reformat, alphabetize.
19983 (OBJS): Change out_object_file to OBJS-md.
19985 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
19987 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19988 JUMP_P and CALL_P predicates where applicable.
19989 * config/i386/i386.c: Ditto.
19990 * config/i386/i386.md: Ditto.
19991 * config/i386/mmx.md: Ditto.
19992 * config/i386/predicates.md: Ditto.
19994 2007-01-22 Andreas Schwab <schwab@suse.de>
19996 * config/m68k/m68k.h: Fix comment.
19998 2007-01-22 Jan Hubicka <jh@suse.cz>
20000 * passes.c (init_optimization_passes): Do not rerun
20001 pass_early_warn_uninitialized.
20003 2007-01-22 Richard Guenther <rguenther@suse.de>
20005 PR tree-optimization/30038
20006 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20008 (execute_cse_sincos_1): Likewise.
20009 (execute_cse_sincos): Likewise.
20010 (gate_cse_sincos): Likewise.
20011 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20012 the cexpi() canonicalization of sincos().
20013 * tree-pass.h (pass_cse_sincos): Declare.
20014 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20016 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20018 PR rtl-optimization/29329
20019 * combine.c (replaced_rhs_insn): Rename to i2mod.
20020 (replaced_rhs_value): Rename to i2mod_new_rhs.
20021 (i2mod_old_rhs): New global variable.
20022 (combine_instructions): Adjust for above change. Save a copy of
20023 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20024 note are substituted in the second instruction.
20025 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20026 ditch the note if it pertains to the second eliminated register
20027 and this register is mentioned in i2mod_old_rhs.
20030 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20032 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20033 the insn to which the note was originally attached.
20035 2007-01-21 Jan Hubicka <jh@suse.cz>
20037 * ipa-inline.c (inlining_mode): Comment, move up.
20038 (cgraph_decide_inlining_incrementally): Do not perform inlining
20039 itself; fix handling of flattening of self recursive functions.
20040 (cgraph_find_cycles): Remove.
20041 (cgraph_flatten_node): Remove.
20042 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20043 (try_inline): New function.
20044 (cgraph_early_inlining): Update call of
20045 cgraph_decide_inlining_incrementally. Apply inlining here.
20046 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20048 2007-01-21 Dirk Mueller <dmueller@suse.de>
20051 * tree-vrp.c (check_array_bounds): do not warn
20052 about ADDR_EXPR's of ARRAY_REF's which are immediately
20053 used in binary expressions.
20055 2007-01-21 Ira Rosen <irar@il.ibm.com>
20057 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20058 read_write_dep and macros for its access.
20059 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20060 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20061 argument, call vect_check_interleaving for every independent pair of
20062 data-refs. Mark loads that access the same memory location as a store
20064 (vect_check_dependences): Remove.
20065 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20066 call, fix the call to vect_analyze_data_ref_dependence.
20067 (vect_analyze_data_ref_access): For statements that access the same
20068 data-ref, check that they are not stores; for loads, check that there
20069 is no store that access the same location.
20071 2007-01-20 Roger Sayle <roger@eyesopen.com>
20072 Joseph Myers <joseph@codesourcery.com>
20074 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20075 (-fdump-rtl-stack): Likewise.
20076 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20077 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20078 (-mpt-fixed): Use @minus{} for minus sign.
20079 (Using Precompiled Headers): Fix under/overfull hbox.
20081 2007-01-20 Jan Hubicka <jh@suse.cz>
20083 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20084 place within annotation.
20086 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20088 * pa.c (output_move_double): Change array size of xoperands to 4.
20090 2007-01-20 Jan Hubicka <jh@suse.cz>
20092 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20095 2007-01-19 Ian Lance Taylor <iant@google.com>
20097 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20098 constant to unsigned HOST_WIDE_INT before negating.
20100 2007-01-19 Ian Lance Taylor <iant@google.com>
20102 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20104 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20105 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20106 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20107 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20108 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20109 (realloc_vdef, realloc_vuse): Change second parameter to
20111 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20112 fields to unsigned.
20113 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20114 unsigned. Change x and lim locals to unsigned.
20115 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20117 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20118 (copy_virtual_operands): Change i and n locals to unsigned.
20120 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20122 PR middle-end/29335
20123 * builtins.c (fold_builtin_1): Handle builtin fdim.
20125 2007-01-20 Jan Hubicka <jh@suse.cz>
20127 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20128 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20129 init_alias_heapvars.
20130 (init_alias_heapvars): Initialize only when not already initialized.
20131 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20133 2007-01-19 Roger Sayle <roger@eyesopen.com>
20135 * common.opt (fsigned-zeros): New command line option.
20136 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20137 of flag_unsafe_math_optimizations.
20138 * opts.c (set_fast_math_flags): The -ffast-math command line option
20139 implies -fno-signed-zeros.
20140 (fast_math_flags_set_p): Likewise.
20142 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20143 the documentation of -ffast-math appropriately. Wrap long lines.
20145 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20147 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20148 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20150 2007-01-19 Tomas Bily <tbily@suse.cz>
20152 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20154 (tree_init_ic_make_global_vars): New function
20155 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20156 (tree_gen_ic_profiler): New function
20157 (tree_gen_ic_func_profiler): New function
20158 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20159 (tree_profile_hooks): Added hook for indirec/virtual calls
20160 * value-prof.c (tree_find_values_to_profile): New case for
20162 (tree_values_to_profile): Call for determining indirect/virtual
20164 (tree_indirect_call_to_profile): New function
20165 (tree_ic_transform): New function
20166 (tree_ic): New function
20167 (find_func_by_pid): New function
20168 (init_pid_map): New function
20169 (tree_value_profile_transformations): Added check for
20170 indirect/virtual call transformation
20171 * value-prof.h (enum hist_type): New counter type for
20172 indirect/virtual calls
20173 (profile_hooks): Added new hook for profiling indirect/virtual
20175 * profile.c (instrument_values): New case for indirect/virtual
20177 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20178 (GCOV_COUNTER_V_INDIR): New counter type
20179 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20180 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20182 * cgraph.c: Definition of cgraph_max_pid
20183 (cgraph_create_node): Default init of pid attribute
20184 * cgraph.h: Declaration of cgraph_max_pid
20185 (struct cgraph_node): Added pid attribute
20186 * libgcov.c (__gcov_indirect_call_profiler): New function
20187 (__gcov_one_value_profiler_body): New function
20188 (__gcov_one_value_profiler): Body was moved to
20189 __gcov_one_value_profiler_body and calls it
20191 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20193 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20194 * gengtype.c (write_types_data, write_func_for_structure,
20195 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20196 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20197 (walk_type, write_func_for_structure): Generate the mark_hook if
20200 2007-01-19 Jan Hubicka <jh@suse.cz>
20202 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20203 'early' argument take inlining mode argument specifying whether to
20204 inline for size/speeed or all functions; add support for flattening;
20206 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20208 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20211 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20212 the name of the declared identifier.
20214 2007-01-19 Dirk Mueller <dmueller@suse.de>
20216 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20217 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20218 duplicate evaluation.
20220 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20222 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20223 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20224 to XFMode, use acosxf2 and truncate result to requested mode.
20225 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20226 (asin<mode>2): Similarly, with asin expanders.
20227 (*fscalexf4_i387): Rename from *fscalexf4.
20228 (expNcorexf3): New expander.
20229 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20230 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20231 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20232 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20233 patterns for SSE math.
20234 (exp10<mode>2): Similarly, with exp10 expanders.
20235 (exp2<mode>2): Similarly, with exp2 expanders.
20236 (expm1<mode>2): Similarly, with expm1 expanders.
20237 (ldexp<mode>3): Similarly, with ldexp expanders.
20238 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20239 Use gen_truncxf<mode>2_i387_noop to truncate result.
20241 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20243 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20244 for ColdFire targets.
20246 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20247 Richard Sandiford <richard@codesourcery.com>
20249 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20250 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20251 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20252 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20253 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20254 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20256 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20258 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20259 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20260 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20261 (*adddi_dilshr32_cf): New pattern.
20262 (adddi3, subdi3): Remove first alternatives.
20264 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20266 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20267 implemented using move.l, do not use its cc result for floating-point
20270 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20272 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20273 from accepting 's' constraints if flag_pic.
20275 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20277 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20278 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20279 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20280 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20282 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20284 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20285 ColdFire alternatives.
20286 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20287 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20288 architectures that support ff1 instruction.
20290 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20291 Julian Brown <julian@codesourcery.com>
20293 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20294 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20295 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20298 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20300 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20302 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20303 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20304 HOST_WIDE_INT instead of an rtx.
20305 (m68k_rtx_costs): Update call accordingly.
20306 (output_move_const_into_data_reg): Likewise. Fix formatting.
20307 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20309 (output_move_simode_const): Update calls after above changes.
20310 Rework to use automatic variables and predicates like MEM_P.
20311 * config/m68k/m68k.md (pushexthisi_const): Update call to
20314 2007-01-19 Dirk Mueller <dmueller@suse.de>
20316 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20317 in dump_flags test.
20319 2007-01-19 Richard Guenther <rguenther@suse.de>
20321 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20322 via cexp in case sincos is not available.
20324 2007-01-19 Richard Guenther <rguenther@suse.de>
20326 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20327 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20328 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20329 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20330 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20331 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20332 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20333 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20335 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20337 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20339 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20340 (atan2xf3): Directly generate RTL pattern.
20341 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20342 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20343 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20344 disable patterns for SSE math.
20345 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20346 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20347 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20348 disable patterns for SSE math.
20350 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20352 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20354 2007-01-18 Roger Sayle <roger@eyesopen.com>
20356 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20357 VIEW_CONVERT_EXPR to the same type as it's operand.
20359 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20361 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20362 configured for long double 128.
20364 2007-01-18 Mike Stump <mrs@apple.com>
20366 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20369 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20371 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20374 2007-01-18 Jan Hubicka <jh@suse.cz>
20376 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20377 greater than NUM_VOP_FREE_BUCKETS.
20379 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20381 * tree-ssa-structalias.c: Update comments.
20382 (ptabitmap_obstack): Removed.
20383 (pta_obstack): New.
20384 (oldpta_obstack): Ditto.
20385 (stats): Add a few members.
20386 (struct variable_info): Remove node, complex, address_taken, and
20387 indirect_target members. Add oldsolution member.
20388 (new_var_info): Do not initialize removed members.
20389 (constraint_expr_type): Remove INCLUDES.
20390 (constraint_graph): Add size, implicit_preds, rep,
20391 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20392 (FIRST_REF_NODE): New macro.
20393 (LAST_REF_NODE): Ditto.
20394 (FIRST_ADDR_NODE): Ditto.
20395 (find): New function.
20397 (dump_constraint): Do not handle INCLUDES.
20398 (insert_into_complex): Do not insert duplicate constraints.
20399 (condense_varmap_nodes): Renamed and rewritten into ...
20400 (merge_node_constraints): This. Also fix bug in handling of
20401 offseted copy constraints.
20402 (clear_edges_for_node): No longer need to deal with preds at all,
20403 or removing associated preds/succs.
20404 (merge_graph_nodes): Deal with indirect_cycles.
20405 Don't deal with predecessors.
20406 (add_implicit_graph_edge): New function.
20407 (add_pred_graph_edge): Ditto.
20408 (add_graph_edge): Don't deal with predecessors.
20409 (build_constraint_graph): Removed.
20410 (build_pred_graph): New function.
20411 (build_succ_graph): Ditto.
20412 (struct scc_info): Removed in_component. Added roots, dfs, and
20413 node_mapping. Remove visited_index, unification_queue.
20414 (scc_visit): Deal with union-find we do now.
20415 Deal with cycles with REF nodes.
20416 (collapse_nodes): Renamed and rewritten to ...
20417 (unify_nodes): This.
20418 (process_unification_queue): Removed.
20419 (topo_visit): Cleanup
20420 (do_da_constraint): Use find.
20421 (do_sd_constraint): Ditto.
20422 (do_ds_constraint): Ditto.
20423 (do_complex_constraint): Ditto.
20424 (init_scc_info): Update for removed and added members.
20425 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20426 (find_indirect_cycles): This.
20427 (equivalence_class): New variable.
20428 (label_visit): New function.
20429 (perform_variable_substitution): Rewritten.
20430 (free_var_substitution_info): New function.
20431 (find_equivalent_node): Ditto.
20432 (move_complex_constraints): Ditto.
20433 (eliminate_indirect_cycles): Ditto.
20434 (solve_graph): Only propagate changed bits.
20435 Use indirect cycle elimination.
20437 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20438 (tree_id_eq): Renamed to ...
20439 (tree_vi_eq): This. Update for member change
20440 (insert_id_for_tree): Renamed and rewritten to ...
20441 (insert_vi_for_tree): This.
20442 (lookup_id_for_tree): Renamed and rewritten to ...
20443 (lookup_vi_for_tree): This.
20444 (get_id_for_tree): Renamed and rewritten to ...
20445 (get_vi_for_tree): Ditto.
20446 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20447 (process_constraint): Don't handle INCLUDES.
20448 Remove special ADDRESSOF case.
20449 (find_func_aliases): Rewrite to use vi functions instead of id
20451 (create_function_info_for): Ditto.
20452 (create_variable_info_for): Ditto.
20453 (intra_create_variable_infos): Ditto.
20454 (merge_smts_into): Ditto.
20455 (find_what_p_points_to): Ditto.
20456 (init_base_vars): Ditto.
20457 (init_alias_vars): Ditto.
20458 (remove_preds_and_fake_succs): New function.
20459 (dump_sa_points_to_info): Dump new stats.
20460 (dump_solution_for_var): Use find.
20461 (set_used_smts): Fix formatting.
20462 (compute_points_to_sets): Updated for new functions.
20463 (ipa_pta_execute): Ditto.
20465 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20466 Richard Sandiford <richard@codesourcery.com>
20468 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20470 * calls.c (expand_call): If the return value is a PARALLEL,
20471 extract its first member.
20472 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20473 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20474 use FUNCTION_EXTRA_EPILOGUE.
20475 (m68k_function_value): Return a PARALLEL if the return value
20476 is of a pointer type.
20477 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20478 (FUNCTION_EXTRA_EPILOGUE): Remove.
20479 * config/m68k/m68k.md (D0_REG): New constant.
20481 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20483 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20484 output a NOP for empty epilogues.
20486 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20488 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20489 before function. Extend register save check to include all
20490 registers, not just integer ones.
20492 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20494 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20495 (m68k_use_return_insn): ...this.
20496 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20497 * config/m68k/m68k.c (use_return_insn): Rename to...
20498 (m68k_use_return_insn): ...this.
20499 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20500 of USE_RETURN_INSN.
20502 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20504 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20505 nearest even, fix denormal rounding overflow.
20507 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20509 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20510 f%$smove and f%$move.
20511 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20512 (extendsfdf2_cf): Use fdmove instead of f%&move.
20513 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20514 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20516 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20518 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20521 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20523 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20524 (coldfire_single_format): Declare.
20525 (coldfire_double_format): Likewise.
20526 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20527 of qnan_msb_set to determine the lower bits of a canonical
20529 (encode_ieee_double): Likewise.
20530 (encode_ieee_quad): Likewise.
20531 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20532 (mips_single_format): Likewise.
20533 (ieee_double_format): Likewise.
20534 (mips_double_format): Likewise.
20535 (ieee_extended_motorola_format): Likewise.
20536 (ieee_extended_intel_96_format): Likewise.
20537 (ieee_extended_intel_128_format): Likewise.
20538 (ieee_extended_intel_96_round_53_format): Likewise.
20539 (ibm_extended_format): Likewise.
20540 (mips_extended_format): Likewise.
20541 (ieee_quad_format): Likewise.
20542 (mips_quad_format): Likewise.
20543 (vax_f_format): Likewise.
20544 (vax_d_format): Likewise.
20545 (vax_g_format): Likewise.
20546 (i370_single_format): Likewise.
20547 (i370_double_format): Likewise.
20548 (decimal_single_format): Likewise.
20549 (decimal_double_format): Likewise.
20550 (decimal_quad_format): Likewise.
20551 (c4x_single_format): Likewise.
20552 (c4x_extended_format): Likewise.
20553 (real_internal_format): Likewise.
20554 (coldfire_single_format): New real_format.
20555 (coldfire_double_format): Likewise.
20556 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
20557 canonical_nan_lsbs_set.
20558 (pdp11_d_format): Likewise.
20559 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
20560 if TARGET_COLDFIRE_CPU.
20562 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20564 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
20565 (output_call, m68k_legitimize_call_address): Declare.
20566 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
20567 parenthesees. Add support for a 'W' constraint.
20568 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
20569 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
20570 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
20571 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
20573 (override_options): Initialize them. Do not set flag_no_function_cse
20574 for TARGET_ID_SHARED_LIBRARY.
20575 (m68k_output_pic_call): Delete.
20576 (m68k_legitimize_call_address): New function.
20577 (print_operand): Remove the %o prefix. Handle the %p prefix.
20578 (output_call): New function.
20579 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
20580 target address from the GOT if symbolic jumps are not allowed.
20581 * config/m68k/m68k.md (call, general_operand): Do not set
20582 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
20583 Merge separate flag_pic and !flag_pic define_insns into...
20584 (*call, *call_value): ...these new patterns. Match the address
20585 rather than the containing MEM and require it to be a call_operand.
20586 Use output_call to generate the asm template.
20587 * config/m68k/predicates.md (const_call_operand): New predicate.
20588 (call_operand): Likewise.
20590 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20592 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
20593 (STACK_GROWS_DOWNWARD): Define to 1.
20594 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
20595 comments, emphasizing that these values are only defaults.
20596 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
20597 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
20599 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20601 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
20603 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20604 Richard Sandiford <richard@codesourcery.com>
20606 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
20607 (FP_REGNO_P): New macros.
20608 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
20609 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
20610 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
20611 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
20613 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20615 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20616 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
20618 * config/m68k/t-floatlib: New file, extracting common code from...
20619 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
20620 * config/m68k/t-uclinux: Here.
20621 * config/m68k/fpgnulib.c: Do not compile extendeed precision
20622 routines on ColdFire targets.
20624 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20626 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20627 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
20628 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
20629 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
20630 explicitly set MOTOROLA to 1.
20631 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
20633 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20634 Nathan Sidwell <nathan@codesourcery.com>
20636 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
20637 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
20638 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
20639 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
20640 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
20641 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
20642 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
20643 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
20644 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
20645 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20646 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
20647 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
20648 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
20649 (DBX_REGISTER_NUMBER): Delete.
20650 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
20651 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20652 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
20654 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20656 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
20657 * config/flat.h: New file.
20658 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
20659 OBJECT_FORMAT_FLAT.
20660 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
20661 indirect references for -msep-data or -mid-shared-library.
20662 Do not use PC-relative code addresses either.
20663 * config/m68k/m68k.c (override_options): Restrict -fPIC error
20665 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
20666 for shared libraries and crt1.o for executables. Use crti.o and
20668 (ENDFILE_SPEC): Use crtend.o and crtn.o.
20669 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
20670 Do not add -elf2flt or -shared-lib-id options here.
20671 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
20672 Pass -shared-lib-id if -mid-shared-library, taking the library
20673 identifier from -mshared-library-id if given, otherwise
20675 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
20676 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
20677 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
20678 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
20679 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
20680 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
20682 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
20683 jump sequence for ISA A and ISA A+.
20684 (PICJUMP): Likewise.
20686 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20688 * config.gcc (m68k-*-uclinux*): Base the port on the common
20689 and m68k GNU/Linux files rather than on the generic ELF ones.
20690 * config/m68k/uclinux.h (TARGET_VERSION): Override.
20691 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
20693 2007-01-18 Julian Brown <julian@codesourcery.com>
20694 Richard Sandiford <richard@codesourcery.com>
20696 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
20697 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20698 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
20700 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
20701 80 unconditionally.
20702 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20704 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20706 * doc/install.texi: Document m68k-uclinuxoldabi.
20707 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
20708 * config/m68k/uclinux-oldabi.h: New file, copied from
20709 config/m68k/uclinux.h.
20711 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
20713 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
20714 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
20715 (m32r_compute_frame_size): Use unsigned for regno.
20716 (m32r_reload_lr): Use gen_frame_mem.
20718 (m32r_output_function_epilogue): Don't output the function epilogue
20720 (m32r_expand_epilogue): New.
20721 (direct_return): Return false if the function has the interrupt
20723 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
20724 * config/m32r/m32r.md (epilogue): New expander.
20725 (return_lr, return_rte): New insns.
20726 (return): Make it expander.
20727 (return_normal): New expander.
20729 2007-01-18 Josh Conner <jconner@apple.com>
20732 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
20733 support for UNLE, UNLT, UNGE, and UNGT.
20735 2007-01-18 Jan Hubicka <jh@suse.cz>
20737 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
20738 * tree-tailcall (add_virtual_phis): Likewise.
20739 (optimize_tail_call): Return TODOs.
20740 (execute_tail_calls): Return TODOs.
20741 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
20742 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
20744 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20745 Cleanup cfg using TODO.
20746 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
20747 * passes.c (execute_function_todo): When cleanup did something, remove
20749 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
20750 (make_edges): Don't cleanup_cfg.
20752 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
20754 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
20755 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
20756 operate on the top of stack.
20757 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
20758 register handling of instructions that output to the second
20760 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
20761 (move_for_stack_reg): Special-case check for dead destination
20762 stack slot for constant load of 1.0 inside UNSPEC_TAN.
20764 * config/i386/i386.md (UNSPEC_TAN): New constant.
20765 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
20766 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
20767 to correctly model move of constant 1.0 to top stack slot.
20768 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
20769 (unnamed peephole2 pattern): Remove corresponding peephole2
20770 pattern that optimizes tan insn and loading of constant 1.0.
20771 (tanxf2): Use fptanxf4_i387.
20772 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
20773 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
20774 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20775 disable patterns for SSE math.
20776 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
20777 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
20779 2007-01-18 Dirk Mueller <dmueller@suse.de>
20780 Richard Guenther <rguenther@suse.de>
20783 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
20784 * common.opt (Warray-bounds): Add new warning option.
20785 * c-opts.c (c_common_handle_option): Define -Warray-bounds
20787 * Makefile.in: make tree-vrp.o depend on toplev.h
20788 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
20790 (check_array_refs, check_array_bounds, check_array_ref): New.
20792 2007-01-18 Jan Hubicka <jh@suse.cz>
20794 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
20795 (execute_ssa_ccp): Return flags conditionally.
20796 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
20798 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
20800 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
20802 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
20803 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
20805 * Makefile.c (GTFILES): Add cfglayout.h.
20806 * gengtype.c (open_base_files): Likewise.
20807 * cfglayout.c (cfg_layout_function_footer,
20808 cfg_layout_function_header) Reindent to make gengtype happy.
20809 * cfglayout.h (cfg_layout_function_footer,
20810 cfg_layout_function_header): Add GTY(()) marker.
20812 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
20814 2007-01-18 Ben Elliston <bje@au.ibm.com>
20816 * genautomata.c (write_automata): Include xstrerror output in the
20817 error message if writing the DFA description file fails.
20819 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
20821 * config/mips/mips-protos.h (mips_output_external): Make it
20823 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
20824 * config/mips/mips.c (irix_output_external_libcall): Likewise.
20825 (extern_list): Likewise.
20826 (extern_head): Likewise.
20827 (TARGET_ASM_FILE_END): Likewise.
20828 (mips_file_end): Likewise.
20829 (mips_output_external): Rewritten.
20831 2007-01-18 Ben Elliston <bje@au.ibm.com>
20833 * genpreds.c (write_insn_preds_c): Only write out the function
20834 body for regclass_for_constraint if we have register constraints.
20836 2007-01-17 Tom Tromey <tromey@redhat.com>
20838 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
20839 * doc/install.texi (Testing): Use sourceware.org.
20840 (Binaries): Likewise.
20841 (Specific): Likewise.
20842 * doc/contrib.texi (Contributors): Use sourceware.org.
20844 2007-01-17 Anatoly Sokolov <aesok@post.ru>
20846 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
20847 (AVR_ENHANCED): Rename to ...
20848 (AVR_HAVE_MUL): ... new.
20849 (avr_enhanced_p): Rename to ...
20850 (avr_have_mul_p): ... new.
20851 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
20852 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
20853 * config/avr/avr.c (avr_enhanced_p): Rename to ...
20854 (avr_have_mul_p): ... new.
20855 (base_arch_s): Rename 'enhanced' to 'have_mul'.
20856 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
20857 'avr_enhanced_p' and 'enhanced'.
20858 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
20859 AVR_HAVE_MUL instead of AVR_ENHANCED.
20860 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20861 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
20862 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
20863 instead of AVR_ENHANCED.
20864 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20865 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
20866 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
20868 2007-01-17 Ian Lance Taylor <iant@google.com>
20870 * vec.h (VEC_reserve_exact): Define.
20871 (vec_gc_p_reserve_exact): Declare.
20872 (vec_gc_o_reserve_exact): Declare.
20873 (vec_heap_p_reserve_exact): Declare.
20874 (vec_heap_o_reserve_exact): Declare.
20875 (VEC_OP (T,A,reserve_exact)): New static inline function, three
20877 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
20878 negative parameter.
20879 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
20880 (VEC_OP (T,A,copy)) [all versions]: Likewise.
20881 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
20882 * vec.c (calculate_allocation): Add exact parameter. Change all
20884 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
20885 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
20886 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
20887 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
20888 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
20889 (vec_heap_p_reserve_exact): New function.
20890 (vec_heap_o_reserve_exact): New function.
20892 2007-01-17 Jan Hubicka <jh@suse.cz>
20894 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
20896 2007-01-17 Eric Christopher <echristo@apple.com>
20898 * config.gcc: Support core2 processor.
20900 2007-01-16 Jan Hubicka <jh@suse.cz>
20902 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
20903 the names, just unlink the chain so we don't crash on dangling
20907 2007-01-16 Jan Hubicka <jh@suse.cz>
20909 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
20910 * tree-pass.h: Reorder to make IPA passes appear toegher.
20911 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
20913 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
20914 parameters, do not call early inliner.
20915 * ipa-inline.c: Update comments. Include tree-flow.h
20916 (cgraph_decide_inlining): Do not compute inlining parameters.
20917 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
20918 be called with function context set up.
20919 (pass_ipa_inline): Remove unreachable functions before pass.
20920 (cgraph_early_inlining): Simplify assuming to be called from the
20922 (pass_early_inline): New pass.
20923 (cgraph_gate_ipa_early_inlining): New gate.
20924 (pass_ipa_early_inline): Turn into simple wrapper.
20925 (compute_inline_parameters): New function.
20926 (gate_inline_passes): New gate.
20927 (pass_inline_parameters): New pass.
20928 (apply_inline): Move here from tree-optimize.c
20929 (pass_apply_inline): New pass.
20930 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
20932 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
20933 doing them by hand.
20934 (tree_function_versioning): Do not allocate dummy struct function.
20935 * tree-inline.h (optimize_inline_calls): Update prototype.
20936 * tree-optimize.c (execute_fixup_cfg): Export.
20937 (pass_fixup_cfg): Remove
20938 (tree_rest_of_compilation): Do not apply inlines.
20939 * tree-flow.h (execute_fixup_cfg): Declare.
20940 * Makefile.in (gt-passes.c): New.
20941 * passes.c: Include gt-passes.h
20942 (init_optimization_passes): New passes.
20943 (nnodes, order): New static vars.
20944 (do_per_function_toporder): New function.
20945 (execute_one_pass): Dump current pass here.
20946 (execute_ipa_pass_list): Don't dump current pass here.
20948 2007-01-16 Janis Johnson <janis187@us.ibm.com>
20950 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
20951 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
20953 2007-01-16 David Edelsohn <edelsohn@gnu.org>
20955 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
20956 (strong_alias): Define.
20957 (__gcc_qmul): Provide non-FMA for soft-float.
20958 (__gcc_qdiv): Same.
20963 (__gcc_qunord): New.
20973 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
20974 soft-float functions.
20975 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
20976 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
20977 about long double soft float.
20979 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
20980 Tehila Meyzels <tehila@il.ibm.com>
20982 * tree-vectorizer.h (is_pattern_stmt_p): New.
20983 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
20984 formatting (tabs instead of spaces). Cleanup and clarify setting
20985 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
20986 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
20987 (vectorizable_type_demotion): Check that types are integral.
20988 (vectorizable_type_promotion): Likewise.
20989 (vectorizable_store): Fix typo. Eliminate new-line at end of
20992 2007-01-16 Jan Hubicka <jh@suse.cz>
20994 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
20997 2007-01-15 Eric Christopher <echristo@apple.com>
20999 * ifcvt.c: Include vec.h, vecprim.h.
21000 (check_cond_move_block): New argument regs.
21001 Reorganize. Add registers used to regs.
21002 (cond_move_process_if_block): Use regs set above as
21005 2007-01-15 Eric Christopher <echristo@apple.com>
21007 * config/darwin.h: Update copyright.
21008 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21009 (LINK_COMMAND_SPEC): Add -u.
21010 (LINK_SPEC): Fix umbrella for above.
21012 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21014 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21017 2007-01-15 Tom Tromey <tromey@redhat.com>
21019 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21020 * doc/install.texi (Testing): Don't mention jacks.
21021 (Configuration): Document --enable-java-maintainer-mode. Move
21022 --with-java-home to libgcj-specific section. Document
21024 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21026 2007-01-15 Jan Hubicka <jh@suse.cz>
21028 * tree-ssa-dce.c (DCE_TODOs): New.
21029 (propagate_necessity): Return if something changed.
21030 (eliminate_unnecessary_stmts): Likewise.
21031 (perform_tree_ssa_dce): Return TODO flags when needed.
21032 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21034 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21036 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21037 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21038 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21039 patterns using X87MODEF12 mode macro. Extend operand 1
21040 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21041 (log10<mode>2): Ditto.
21042 (log2<mode>2): Ditto.
21043 (log1p<mode>2): Ditto.
21044 (logb<mode>2): Ditto.
21045 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21046 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21047 (*fxtractxf3_i387): Rename from *fxtractxf3.
21048 (fxtract_extend<mode>xf3_i387): New insn pattern.
21049 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21050 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21051 and gen_fyl2xxf3_i387().
21053 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21055 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21056 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21057 get_loop_exit_edges. Changed return type to bool.
21058 * cfgloop.h (fix_loop_placement): Declaration removed.
21060 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21062 * param.h (MIN_VECT_LOOP_BOUND): New.
21063 * params.def (MIN_VECT_LOOP_BOUND): New.
21064 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21065 argument - minimum threshold for number of iterations.
21066 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21067 argument to declaration.
21068 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21069 MIN_VECT_LOOP_BOUND.
21070 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21071 slpeel_tree_peel_loop_to_edge with additional argument.
21072 (vect_do_peeling_for_alignment): Likewise.
21073 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21075 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21078 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21079 operands of size 1.
21081 2007-01-14 Jan Hubicka <jh@suse.cz>
21083 * tree-dfa.c (remove_referenced_var): New function.
21084 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21085 prune referenced vars list too.
21086 * tree-flow.h (remove_referenced_var): Declare.
21088 2007-01-14 Jan Hubicka <jh@suse.cz>
21090 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21092 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21093 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21094 * except.h (verify_eh_throw_table_statements): Kill prototype.
21095 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21096 into call exrepssions.
21097 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21099 * tree-cfg.c: Include pointer-set.h.
21100 (verify_node_sharing): Work on pointer set.
21101 (verify_eh_throw_stmt_node): New.
21102 (verify_stmts): Use pointers sets, verify throw_stmt.
21104 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21106 * ipa-reference.c (analyze_function): Consider also addresses taken
21109 2007-01-12 Roger Sayle <roger@eyesopen.com>
21111 * c-typeck.c (null_pointer_constant_p): Replace use of
21112 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21113 (build_c_cast): Likewise.
21115 2007-01-12 Roger Sayle <roger@eyesopen.com>
21117 * tree.h (force_fit_type_double): Remove unused final argument.
21118 * c-common.c (constant_expression_warning): Replace use of
21119 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21120 (convert_and_check): Likewise.
21121 (shorten_compare): Update call to force_fit_type_double.
21122 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21123 * convert.c (convert_to_pointer): Update call to
21124 force_fit_type_double.
21125 * fold-const.c (force_fit_type_double): Remove overflowed_const
21127 (int_const_binop, fold_convert_const_int_from_int,
21128 fold_convert_const_int_from_real, fold_div_compare,
21129 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21130 fold_abs_const, fold_not_const): Remove the final argument from
21131 calls to force_fit_type_double.
21133 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21135 * configure.ac: Set insn to "nop" for spu-*-* also.
21136 * configure: Regenerate.
21138 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21140 * builtins.def : Add BUILT_IN_FREE.
21142 2007-01-12 Jan Hubicka <jh@suse.cz>
21144 PR tree-optimization/30443
21145 * tree-inline.c (tree_function_versioning): Do not optimize when
21146 cloning for inlining.
21148 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21150 * doc/loop.texi: Document recording of loop exits.
21151 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21152 (update_single_exits_after_duplication,
21153 update_single_exit_for_duplicated_loop,
21154 update_single_exit_for_duplicated_loops): Removed.
21155 (duplicate_loop_to_header_edge): Do not call
21156 update_single_exits_after_duplication and
21157 update_single_exit_for_duplicated_loops.
21158 (loop_version): Do not update single_exit information.
21159 (fix_loop_structure): Use record_loop_exits instead of
21160 mark_single_exit_loops.
21161 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21162 the lists of loop exits.
21163 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21164 split_edge, merge_blocks): Update the lists of loop exits.
21165 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21166 loop_optimizer_init.
21167 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21168 of mark_single_exit_loops.
21169 (loop_optimizer_finalize): Call release_recorded_exits.
21170 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21171 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21172 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21173 update single exit information.
21174 * lambda-code.c (perfect_nestify): Ditto.
21175 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21176 (mark_single_exit_loops): Removed.
21177 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21178 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21179 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21181 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21182 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21183 (verify_loop_structure): Verify consistency of the exit lists.
21184 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21185 (set_single_exit): Removed.
21186 * cfgloop.h (struct loop_exit): New function.
21187 (struct loop): single_exit_ field replaced by exits field.
21188 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21189 LOOPS_HAVE_RECORDED_EXITS.
21190 (struct loops): Added exits hash.
21191 (mark_single_exit_loops, set_single_exit): Declaration removed.
21192 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21194 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21196 * doc/invoke.texi: Avoid use of @headitem.
21198 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21200 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21202 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21204 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21207 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21208 Richard Sandiford <richard@codesourcery.com>
21210 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21211 * config/m68k/m68k.opt: Resort options.
21212 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21214 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21215 Richard Sandiford <richard@codesourcery.com>
21217 * doc/invoke.texi: Document the macros that are defined by
21218 m68k's -mtune and -mhard-float options.
21219 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21220 (m68k_cpp_cpu_family): Likewise.
21221 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21222 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21223 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21224 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21225 (m68k_cpp_cpu_family): Likewise.
21227 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21229 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21230 macros besides mc68000 as tuning macros. Use a switch statement
21231 to set them and mcpu32.
21233 2007-01-12 Julian Brown <julian@codesourcery.com>
21235 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21236 (TARGET_68040_ONLY): Rename to...
21237 (TARGET_68040): ...this.
21238 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21239 * config/m68k/m68k.md: Likewise.
21241 2007-01-12 Julian Brown <julian@codesourcery.com>
21242 Nathan Sidwell <nathan@codesourcery.com>
21243 Richard Sandiford <richard@codesourcery.com>
21245 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21246 the -mcpu= argument associated with the --with-cpu setting.
21247 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21248 if different from the one implied by the -mcpu setting.
21249 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21250 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21251 * doc/invoke.texi: Mention ColdFire in the introduction to the
21252 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21253 -mno-div and -mhard-float options. Make -m68881 a synonym for
21254 -mhard-float. Document the previously-undocumented -m5206e,
21255 -m528x, -m5307 and -m5407 options. Tweak the existing option
21256 documentation for consistency.
21257 * doc/install.texi: Mention new --with-cpu arguments.
21258 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21259 default CPU if neither -mcpu nor -march are specified.
21260 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21261 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21262 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21263 using m68k_tune to decide between families that implement the
21264 same ISA. Use m68k_tune to set __mcfv4e__.
21265 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21266 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21267 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21268 (FL_ISA_C, FL_ISA_MMU): New macros.
21269 (MASK_COLDFIRE): Delete.
21270 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21271 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21272 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21273 (TARGET_HARD_FLOAT): Do not define here.
21274 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21275 (TUNE_68000): New macro.
21276 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21277 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21278 (TUNE_CFV2): Redefine in terms of m68k_tune.
21279 (uarch_type, target_device, fpu_type): New enums.
21280 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21281 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21282 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21283 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21284 (FL_FOR_isa_c): New macros.
21285 (m68k_isa): New enum.
21286 (m68k_target_selection): New structure.
21287 (all_devices, all_isas, all_microarchs): New tables.
21288 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21289 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21290 (MASK_ALL_CPU_BITS): Delete.
21291 (m68k_find_selection): New function.
21292 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21293 Map the legacy target options to a combination of the new ones.
21294 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21295 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21296 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21298 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21299 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21301 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21302 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21303 * config/m68k/m68k-devices.def: New file.
21305 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21306 Nathan Sidwell <nathan@codesourcery.com>
21308 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21309 (SUBTARGET_EXTRA_SPECS): New macros.
21310 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21311 use %(asm_cpu_spec) instead.
21312 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21313 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21314 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21315 (EXTRA_SPECS): Rename to...
21316 (SUBTARGET_EXTRA_SPECS): ...this.
21318 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21319 Richard Sandiford <richard@codesourcery.com>
21320 Julian Brown <julian@codesourcery.com>
21322 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21323 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21324 to the configuration's default CPU.
21325 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21326 Remove default masks.
21327 (m680[012]0-*-*): Set the default with_cpu to the first part of
21329 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21330 (m68k*-*-linux): Extend the --with-cpu handling to...
21331 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21332 and m68010. Don't set target_cpu_default2.
21333 * doc/install.texi: Document --with-cpu for m68k.
21334 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21335 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21336 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21337 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21338 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21339 (ASM_SPEC): Remove use of %(asm_cpu_default).
21340 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21341 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21342 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21343 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21344 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21345 (TARGET_DEFAULT): Delete.
21346 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21347 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21348 (CPP_CPU_SPEC): Delete.
21349 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21350 the appropriate string.
21351 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21352 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21353 (ASM_SPEC): Don't use %(asm_default_spec).
21354 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21355 TARGET_DEFAULT and add MASK_68881.
21356 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21358 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21360 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21361 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21362 MASK_68010 alongside MASK_68020.
21363 * doc/invoke.texi: Document -m68010.
21364 * config/m68k/m68k.opt (m68010): New.
21365 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21367 (TUNE_68010): New macro.
21368 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21369 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21370 (M68K_CPU_m68332): Add MASK_68010.
21371 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21372 fallback definition.
21373 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21375 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21376 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21377 to all entries that use MASK_68020.
21378 (output_move_simode_const, output_move_himode, output_move_qimode)
21379 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21380 instead of TARGET_68020 to select clr behavior. Remove comment
21381 about there being no TARGET_68010.
21382 * config/m68k/m68k.md: Likewise throughout.
21384 2007-01-12 Julian Brown <julian@codesourcery.com>
21386 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21387 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21388 * config/m68k/m68k.md: Likewise.
21390 2007-01-12 Julian Brown <julian@codesourcery.com>
21392 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21393 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21395 2007-01-12 Julian Brown <julian@codesourcery.com>
21397 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21398 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21399 * config/m68k/m68k.md: Likewise.
21401 2007-01-12 Julian Brown <julian@codesourcery.com>
21402 Richard Sandiford <richard@codesourcery.com>
21404 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21405 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21406 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21408 (TARGET_CPU32): Rename to...
21409 (TUNE_CPU32): ...this.
21410 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21411 (TUNE_CFV2): New macros.
21412 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21413 remove conditions that are implied by TARGET_68020.
21414 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21415 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21416 (m68k_output_function_epilogue): Likewise.
21417 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21418 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21419 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21420 non-68000 timings. Refactor multiplication and division costs.
21421 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21422 TUNE_CPU32 instead of TARGET_CPU32.
21423 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21424 and TUNE_68060 instead of TARGET_68060.
21425 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21426 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21428 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21429 && !TARGET_COLDFIRE" to choose between moveq and clr.
21430 Likewise in the unnamed movsf pattern.
21431 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21432 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21437 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21438 of tabbing before backslashes.
21440 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21442 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21443 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21444 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21446 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21448 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21449 find_interesting_uses_cond.
21450 (find_interesting_uses_cond): Use extract_cond_operands.
21451 (rewrite_use_compare): Use extract_cond_operands and
21452 force_gimple_operand_bsi. Do not call update_stmt.
21453 (determine_use_iv_cost_condition): Use extract_cond_operands.
21454 Return cheaper of using original bound and changing the exit bound.
21456 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21458 PR tree-optimization/29516
21459 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21460 most_expensive_mult_to_index, addr_to_parts,
21461 create_mem_ref, maybe_fold_tmr): Make the type of
21462 fields of TARGET_MEM_REF sizetype.
21463 (move_fixed_address_to_symbol, move_pointer_to_base):
21465 * tree.def (TARGET_MEM_REF): Add comment on types of
21468 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21470 * c-common.c (vector_types_convertible_p): Treat opaque types as
21471 always convertible if they have the same size, but not otherwise.
21473 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21475 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21476 Remove the b_unconditional field.
21477 (noce_try_sign_mask): Do not look at b_unconditional.
21478 (noce_process_if_block): Do not use merge_if_blocks. Update
21479 the CFG here. Do not set b_unconditional.
21480 (cond_move_process_if_block): Likewise.
21481 (find_cond_trap): Likewise.
21482 (check_cond_move_block): Require simple jump insns at the end
21483 of the basic block.
21485 2007-01-11 Jan Hubicka <jh@suse.cz>
21487 PR tree-optimization/1046
21488 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21489 when alias info is not ready.
21490 (pass_tail_recursion): Do not require aliasing.
21491 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21492 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21493 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21494 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21495 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21496 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21497 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21499 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21500 When aliasing is not build, mark statement as volatile.
21502 2007-01-11 Tom Tromey <tromey@redhat.com>
21504 PR preprocessor/15185, PR preprocessor/20989:
21505 * doc/cppopts.texi <-MT>: Update description of algorithm for
21506 computing default target.
21507 <-M, -MD>: Reword "basename" text.
21509 2007-01-11 Roger Sayle <roger@eyesopen.com>
21511 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21512 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21513 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21514 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21515 fold_builtin_bswap, real_constp, fold_builtin_pow,
21516 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21517 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21518 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21519 * convert.c (convert_to_pointer): Likewise.
21520 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21521 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21522 const_binop, fold_convert_const_int_from_int,
21523 fold_convert_const_int_from_real,
21524 fold_convert_const_real_from_real, sign_bit_p,
21525 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21526 fold_sign_changed_comparison, fold_unary, fold_comparison,
21527 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21528 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21529 * print-tree.c (print_node_brief, print_node): Likewise.
21530 * stor-layout.c (place_field, layout_type): Likewise.
21531 * tree-chrec.c (keep_cast): Likewise.
21532 * tree.c (build_vector, build_real, build_real_from_int_cst,
21533 build_complex): Likewise.
21535 2007-01-11 Roger Sayle <roger@eyesopen.com>
21537 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
21538 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
21540 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
21542 * configure.ac (strict1_warn): Rename to strict_warn.
21543 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
21544 cc_set_by_configure, quoted_cc_set_by_configure,
21545 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
21546 all_boot_languages, all_stagestuff): Remove.
21547 (target_list): Remove bootstrap targets.
21548 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
21549 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
21550 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
21551 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
21552 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
21553 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
21554 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
21555 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
21556 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
21557 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
21558 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
21559 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
21560 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
21561 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
21562 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
21563 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
21564 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
21565 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
21566 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
21567 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
21568 (mostlyclean): Adjust.
21569 (clean, distclean): Don't mention bootstrap stuff.
21570 * configure: Regenerate.
21571 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
21572 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
21573 treelang/config-lang.in (stagestuff): Remove.
21574 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
21575 stageprofile, stagefeedback, stagestuff): Remove mention.
21577 2007-01-11 Nick Clifton <nickc@redhat.com>
21579 * config/mcore/predicates.md (mcore_general_movesrc_operand):
21581 (mcore_general_movdst_operand): Do not accept CONST_INTs.
21582 (mcore_arith_K_S_operand): Run the test for the S constraint not
21583 the test for the M constraint.
21584 (mcore_addsub_operand): Do not accept integer values that are
21585 larger than 32 bits.
21586 * config/mcore/mcore.md: Remove unused constraints from split.
21587 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
21588 (addsi3): Likewise.
21589 (allocate_stack): Likewise.
21590 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
21591 operands to 32 bits.
21592 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
21594 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
21595 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
21596 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
21597 mcore_output_bclri, mcore_output_andn, output_inline_const,
21598 mcore_output_move, mcore_output_movedouble): Likewise.
21599 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
21600 (output_inline_const): Likewise.
21601 (output_inline_const): Fix format strings used in sprintf
21603 * config/mcore/mcore-protos.h: Update prototypes for changed
21604 functions in mcore.c.
21605 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
21606 HOST_WIDE_INT and not int.
21607 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
21608 CONST_OK_FOR_N): Likewise.
21609 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
21610 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
21613 2007-01-10 Jan Hubicka <jh@suse.cz>
21615 * tree-vrp.c (remove_range_assertions): Release defs.
21616 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
21617 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
21619 2007-01-10 Paul Brook <paul@codesourcery.com>
21621 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
21622 * config/arm/arm.md (mulsi3subsi): New insn.
21624 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
21626 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
21627 (tree_transform_and_unroll_loop): New.
21628 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
21631 2007-01-10 Robert Kennedy <jimbob@google.com>
21633 * fold-const.c (fold_comparison): Fold comparisons like (x *
21634 1000 < 0) to (x < 0).
21636 2007-01-10 Ian Lance Taylor <iant@google.com>
21638 * tree-pretty-print.c (dump_generic_node): Print parentheses when
21639 operands have the same priority.
21641 2007-01-10 Tom Tromey <tromey@redhat.com>
21643 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
21644 (fold_binary): Likewise.
21645 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
21646 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
21647 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
21648 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
21649 * langhooks.h (struct lang_hooks): Removed field
21650 'can_use_bit_fields_p'.
21652 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
21654 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
21656 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
21658 * function.c (get_last_funcdef_no): New function.
21659 * function.h (get_last_funcdef_no): Declare.
21660 * tree-inline.c (initialize_cfun): Add initialization.
21661 (tree_function_versioning): Cleanup.
21663 2007-01-10 Jan Hubicka <jh@suse.cz>
21665 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
21668 2007-01-10 Sa Liu <saliu@de.ibm.com>
21669 Ben Elliston <bje@au.ibm.com>
21671 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
21672 for SAVE_NONLOCAL and Pmode for any other save level.
21673 * spu-protos.h (spu_restore_stack_block): Declare.
21674 * spu.md (save_stack_block): Remove.
21675 (restore_stack_block): Call spu_restore_stack_block.
21676 * spu.c (spu_restore_stack_block): New function.
21677 (spu_expand_epilogue): Remove old comment.
21679 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21681 PR tree-optimization/30322
21682 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
21683 (cand_value_at): Return the value as aff_tree.
21684 (may_eliminate_iv): Convert the bound from aff_tree to tree.
21685 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
21686 aff_combination_mult): New functions.
21687 (aff_combination_add): Use aff_combination_add_cst.
21688 (aff_combination_convert): Allow conversions to a wider type.
21689 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
21690 * tree-affine.h (aff_combination_mult): Declare.
21692 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
21694 * doc/tm.texi: Update documentation to reflect reality of exec
21695 and start file search behaviours. Update copyright year.
21696 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
21697 header file directories.
21699 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
21701 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
21702 (*cosxf2): Rename to cosxf2_i387.
21703 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
21704 using X87MODEF12 mode macro. Rename patterns to
21705 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
21707 (*cosdf2, *cossf2): Ditto.
21708 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
21709 to match extended input operands.
21710 (sincos<mode>3): New expander.
21711 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
21712 insn patterns and corresponding splitters.
21714 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
21716 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
21717 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
21719 2007-01-09 Nicolas Pitre <nico@cam.org>
21722 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
21724 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21726 * target.h (struct gcc_target): New field library_rtti_comdat.
21727 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
21728 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
21729 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
21730 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
21732 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21734 * doc/invoke.texi (Optimize Options): Correct description of -O0.
21736 2007-01-08 Richard Guenther <rguenther@suse.de>
21738 * tree.h (force_fit_type_double): Export.
21739 (force_fit_type): Remove.
21740 * fold-const.c (force_fit_type_double): New function.
21741 (force_fit_type): Remove.
21742 (int_const_binop): Use it.
21743 (fold_convert_const_int_from_int): Likewise.
21744 (fold_convert_const_int_from_real): Likewise.
21745 (fold_div_compare): Likewise.
21746 (fold_sign_changed_comparison): Likewise.
21747 (fold_unary): Likewise.
21748 (fold_negate_const): Likewise.
21749 (fold_abs_const): Likewise.
21750 (fold_not_const): Likewise.
21751 * c-common.c (shorten_compare): Use force_fit_type_double.
21752 * convert.c (convert_to_pointer): Likewise.
21754 2007-01-08 Richard Guenther <rguenther@suse.de>
21756 * tree.h (build_int_cst_wide_type): Export.
21757 * tree.c (build_int_cst_wide_type): New function.
21758 (build_int_cst_wide): Fix comment.
21759 * builtins.c (fold_builtin_object_size): Use build_int_cst
21760 to build -1 or 0 of the correct type. Use fit_double_type
21761 to check for overflow.
21762 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
21764 (decode_field_reference): Likewise.
21765 (all_ones_mask_p): Likewise.
21766 (native_interpret_int): Use build_int_cst_wide_type.
21767 (fold_binary): Use build_int_cst_type to build an all-ones
21769 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
21771 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
21773 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
21775 2007-01-09 Ben Elliston <bje@au.ibm.com>
21777 * genautomata.c (STATS_OPTION): New option.
21778 (stats_flag): New flag.
21779 (gen_automata_option): Handle it.
21780 (initiate_automaton_gen): Ditto.
21781 (write_automata): Output statistics only if stats_flag is
21782 set. Likewise, output time statistics only if time_flag is set.
21783 * doc/md.texi (Processor pipeline description): Document new flag.
21785 2007-01-08 Richard Guenther <rguenther@suse.de>
21787 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
21788 * tree.c (build_int_cst_type): Likewise.
21789 (size_in_bytes): Don't call force_fit_type on the result.
21790 (int_fits_type_p): Use fit_double_type.
21791 * fold-const.c (fit_double_type): New function.
21792 (force_fit_type): Use it.
21793 * tree.h (fit_double_type): Export.
21795 2007-01-08 Jan Hubicka <jh@suse.cz>
21797 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
21798 * ipa.c (function_and_variable_visibility): Fix return type.
21800 2007-01-08 Richard Guenther <rguenther@suse.de>
21802 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
21803 of offset to build the index.
21804 * tree-pretty-print.c (dump_generic_node): Don't build negated
21805 const just for printing.
21806 * c-pretty-print.c (pp_c_integer_constant): Likewise.
21807 * builtins.c (fold_builtin_int_roundingfn): Check if result
21808 fits the type by using force_fit_type and comparing the result.
21809 * predict.c (predict_loops): Use compare_tree_int for comparison.
21810 * tree.c (build_int_cst): Fall back to integer_type_node for
21812 (build_int_cst_wide): Assert type is non-null.
21814 2007-01-08 Roberto Costa <roberto.costa@st.com>
21816 * tree-vrp.c (extract_range_from_cond_expr): New.
21817 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
21818 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
21820 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
21821 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
21822 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
21823 used as expressions.
21824 * tree-object-size.c (cond_expr_object_size): New.
21825 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
21827 2007-01-08 Jan Hubicka <jh@suse.cz>
21829 * tree-ssa-forwprop.c (forward_propagate_into_cond,
21830 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
21833 2007-01-08 Richard Guenther <rguenther@suse.de>
21835 PR tree-optimization/23603
21836 * tree-vrp.c (set_value_range_to_truthvalue): New function.
21837 (extract_range_from_binary): Fall back to truthvalue instead of
21838 varying for TRUTH_*_EXPR.
21839 (extract_range_from_comparison): Fall back to truthvalue instead of
21841 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
21842 if all visited PHI values were constant.
21844 2007-01-08 Jan Hubicka <jh@suse.cz>
21846 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
21847 (cgraph_analyze_function): break out from ...
21848 (cgraph_finalize_compilation_unit): ... here.
21849 (cgraph_expand_function): Remove forgoten commented out line.
21850 (cgraph_optimize): Analyze functions.
21852 2007-01-08 Jan Hubicka <jh@suse.cz>
21854 * tree-pas.h (TODO_remove_function): New flag.
21855 (TODO_update*): Renumber.
21856 (pass_ipa_increase_alignment,
21857 pass_ipa_function_and_variable_visibility): New passes.
21858 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
21859 (cgraph_function_and_variable_visibility): Move to ipa.c
21860 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
21861 cgraph_increase_alignment.
21862 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
21863 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
21864 calling tree-inline.
21865 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
21866 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
21867 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
21868 (gate_increase_alignment): New function.
21869 (pass_ipa_increase_alignment): New pass.
21870 * ipa.c: Inline tree-pass.h and timevar.h
21871 (function_and_variable_visibility): Move here from cgraphunit.c
21872 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
21873 * passes.c (init_optimization_passes): Add the two new passes.
21874 (execute_todo): Handle cgraph_remove_functions.
21876 2007-01-08 Nick Clifton <nickc@redhat.com>
21878 * config/frv/predicates.md (reg_or_0_operand): Accept
21881 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
21883 * config/bfin/rtems.h, config/bfin/t-rtems: New.
21884 * config.gcc: Add bfin*-rtems*.
21886 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21888 * c.opt: Add -flax-vector-conversions.
21889 * c-typeck.c (convert_for_assignment): Pass flag to
21890 vector_types_convertible_p to allow emission of note.
21891 (digest_init): Likewise.
21892 * c-opts.c: Handle -flax-vector-conversions.
21893 * c-common.c (flag_lax_vector_conversions): New.
21894 (vector_types_convertible_p): Unless -flax-vector conversions
21895 has been passed, disallow conversions between vectors with
21896 differing numbers of subparts and/or element types. If such
21897 a conversion is disallowed, possibly emit a note on the first
21898 occasion only to inform the user of -flax-vector-conversions.
21899 The new last argument specifies this.
21900 * c-common.h (flag_lax_vector_conversions): New.
21901 (vector_types_convertible_p): Add extra argument.
21902 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
21903 char_type_node for V*QI type vectors.
21904 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
21905 Update to satisfy new typechecking rules.
21906 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
21907 C and C++ variants.
21908 * doc/invoke.texi (C Dialect Options): Document
21909 -flax-vector-conversions.
21911 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21913 PR tree-optimization/29877
21914 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
21915 a register variable on the RHS to not be replaceable.
21917 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
21918 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
21919 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
21920 const_simm15, const_pow2, const_npow2): Added.
21921 * config/score/misc.md (insv, extv, extzv, movmemsi,
21922 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
21923 * config/score/score.c (score_address_cost, score_select_cc_mode):
21925 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
21926 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
21927 Update score_print_operand.
21928 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
21929 Adjust register allocate order and update some macro define.
21930 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
21931 mdx_block_move_straight, mdx_block_move_loop_head,
21932 mdx_block_move_loop_body, mdx_block_move_loop_foot,
21933 mdx_block_move_loop, mdx_block_move): Added.
21934 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
21935 mdp_limm): Updated and fix some bug and typo.
21936 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
21937 (movsf, movdf, doloop_end): Added.
21939 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
21941 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
21942 config/arm/thumb2.md: Fix comment typos.
21943 * doc/extend.texi: Fix a typo.
21945 2007-01-07 Eric Christopher <echristo@apple.com>
21947 * configure.ac: Check for __stack_chk_fail for darwin.
21948 * configure: Regenerate.
21950 2007-01-07 Richard Guenther <rguenther@suse.de>
21952 * tree-vrp.c (extract_range_from_assert): CSE calls to
21953 compare_values where possible.
21954 (extract_range_from_unary_expr): Likewise.
21956 2007-01-07 Anatoly Sokolov <aesok@post.ru>
21958 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
21959 * config/avr/avr.c (call_insn_operand): Delete function.
21960 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
21961 instead of register number. Use predicates.
21962 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
21963 call_insn_operand): Add.
21965 2007-01-06 Jan Hubicka <jh@suse.cz>
21967 * tree-pass.h (pass_build_cgraph_edges): Declare.
21968 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
21969 (visited_nodes): Remove.
21970 (cgraph_create_edges): Move to cgraphbuild.c; rename to
21971 build_cgrpah_edges; make visited_nodes local.
21972 (cgraph_process_new_functions): DO not call initialize_inline_failed.
21973 (record_references_in_initializer): Move to cgraphbuild.c
21974 (initialize_inline_failed, rebuild_cgraph_edges,
21975 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
21976 (verify_cgraph_node): Make visited_nodes local.
21977 (cgraph_analyze_function): Do not call cgraph_create_edges and
21978 initialize_inline_failed.
21979 (cgraph_expand_function): Do not call cgraph_lower_function;
21980 assert that function is already lowered.
21981 * Makefile.in (cgraphbuild.o): New.
21982 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
21983 at the end of lowering passes.
21985 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
21987 * ifcvt.c (cond_move_convert_if_block): New function, code
21988 factored out from...
21989 (cond_move_process_if_block): ...here. Call the new function
21990 on the THEN and ELSE blocks.
21991 (merge_if_block): Do not copy global_live_at_end, merge_blocks
21992 already takes care of this.
21994 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21997 * tree.h (TREE_OVERFLOW_P): New.
21998 * c-typeck.c (parser_build_unary_op): Warn only if result
21999 overflowed and operands did not.
22000 (parser_build_binary_op): Likewise.
22001 (convert_for_assignment): Remove redundant overflow_warning.
22002 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22004 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22006 * c-typeck.c (store_init_value): Split over two lines to follow
22007 the GNU coding style.
22009 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22011 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22012 __GXX_EXPERIMENTAL_CXX0X__.
22013 * doc/cpp.texi: Same.
22015 2007-01-05 Richard Guenther <rguenther@suse.de>
22017 PR middle-end/27826
22018 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22019 with mismatched types. Instead explicitly build a
22020 conversion NOP_EXPR.
22022 2007-01-05 Ian Lance Taylor <iant@google.com>
22024 * c-common.c (decl_with_nonnull_addr_p): New function.
22025 (c_common_truthvalue_conversion): Call it.
22026 * c-typeck.c (build_binary_op): Likewise.
22027 * c-common.h (decl_with_nonnull_addr_p): Declare.
22029 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22032 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22035 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22037 * doc/install.texi (Final install): Document the fact that
22038 the GNAT runtime should not be stripped.
22040 2007-01-04 Jan Hubicka <jh@suse.cz>
22042 * tree-inline.c (fold_marked_statements): Update operand caches
22043 and EH after folding
22045 2007-01-04 Ian Lance Taylor <iant@google.com>
22047 * c-common.c (check_function_nonnull): Whitespace fix.
22049 2007-01-04 Jan Hubicka <jh@suse.cz>
22051 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22052 comitted older version of patch.
22053 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22054 function, celanup cfg and collect garbage.
22056 2007-01-04 Mike Stump <mrs@apple.com>
22058 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22061 2007-01-04 Eric Christopher <echristo@apple.com>
22063 * libgcc2.c (__bswapsi2): Use SItype.
22064 (__bswapdi2): Use DItype.
22065 * libgcc2.h: Update for above.
22067 2007-01-04 Paul Brook <paul@codesourcery.com>
22069 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22070 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22071 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22072 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22073 umulsi3_highpart): Make conditional on !arm_arch6.
22074 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22075 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22076 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22077 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22078 umulsi3_highpart_v6): New insns.
22080 2007-01-04 Roger Sayle <roger@eyesopen.com>
22082 * fold-const.c (fold_convert): When casting an expression to void,
22083 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22084 have a type. Instead of attempting to build a NOP_EXPR, return
22085 these "special" trees directly.
22087 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22089 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22090 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22091 rs6000_cost->fp not 0 as adjustment for outer NEG.
22093 2007-01-04 Jan Hubicka <jh@suse.cz>
22095 * cgraph.c (cgraph_release_function_body): New function.
22096 (cgraph_remove_node): Use it.
22097 * cgraph.h (cgraph_release_function_body): Declare.
22098 * cgraphunit.c (cgraph_expand_function): Use it.
22099 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22100 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22101 is initialized and while compilation of other function is running.
22102 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22103 statement CFG annotations from here to ...
22104 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22106 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22108 * cfgloop.h (enum li_flags): Make the constants powers of two.
22110 2007-01-04 Jan Hubicka <jh@suse.cz>
22112 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22114 (fold_marked_statements): New function.
22115 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22116 * tree-inline.h (copy_body_data): Add statements_to_fold.
22118 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22120 * config.gcc: Mention libgcc/config.host.
22121 * Makefile.in: Update comments mentioning libgcc.
22122 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22123 (all.cross, start.encap, rest.encap, rest.cross): Update
22124 dependencies for libgcc move.
22125 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22126 (clean-target, clean-target-libgcc): Delete.
22127 (srcdirify, GCC_EXTRA_PARTS): New macros.
22128 (libgcc-support, libgcc.mvars): New rules.
22129 (distclean): Remove mention of mklibgcc.
22130 (install): Don't reference INSTALL_LIBGCC.
22131 (install-common): Don't reference EXTRA_PARTS.
22132 (install-libgcc, install-multilib): Delete rules.
22133 * mklibgcc.in: Delete file.
22134 * doc/configfiles.texi: Don't mention mklibgcc.
22136 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22137 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22138 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22139 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22140 (mklibgcc, ldblspecs): Likewise.
22142 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22143 (posixpre.def): Use $(T).
22144 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22145 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22146 (SHLIB_LINK): Make dummy.
22147 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22149 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22151 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22152 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22153 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22154 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22156 * configure.ac (all_outputs): Remove mklibgcc.
22157 * configure: Regenerated.
22159 2007-01-03 Josh Conner <jconner@apple.com>
22161 PR middle-end/29683
22162 * calls.c (compute_argument_addresses): Set stack and stack_slot
22163 for partial args, too.
22164 (store_one_arg): Use locate.size.constant for the size when
22165 generating a save_area.
22167 2007-01-03 Robert Kennedy <jimbob@google.com>
22169 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22170 whose definitions are deleted due to basic block merging.
22172 2007-01-03 Paul Brook <paul@codesourcery.com>
22175 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22177 (use_return_insn): Return 0 for Thumb interrupt functions.
22178 (print_multi_reg): Add rfe argument for IRQ returns.
22179 (arm_output_epilogue): Pop interrupt return address directly into PC.
22180 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22182 2007-01-03 Paul Brook <paul@codesourcery.com>
22184 Merge from sourcerygxx-4_1.
22185 * config/arm/thumb2.md: New file.
22186 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22188 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22189 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22190 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22191 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22193 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22194 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22196 * config/arm/ieee754-sf.S: Ditto.
22197 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22198 (thumb1_base_register_rtx_p): ... to this.
22199 (thumb_index_register_rtx_p): Rename...
22200 (thumb1_index_register_rtx_p): ... to this.
22201 (thumb_output_function_prologue): Rename...
22202 (thumb1_output_function_prologue): ... to this.
22203 (thumb_legitimate_address_p): Rename...
22204 (thumb1_legitimate_address_p): ... to this.
22205 (thumb_rtx_costs): Rename...
22206 (thumb1_rtx_costs): ... to this.
22207 (thumb_compute_save_reg_mask): Rename...
22208 (thumb1_compute_save_reg_mask): ... to this.
22209 (thumb_final_prescan_insn): Rename...
22210 (thumb1_final_prescan_insn): ... to this.
22211 (thumb_expand_epilogue): Rename...
22212 (thumb1_expand_epilogue): ... to this.
22213 (arm_unwind_emit_stm): Rename...
22214 (arm_unwind_emit_sequence): ... to this.
22215 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22216 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22217 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22218 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22219 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22220 thumb2_output_casesi): New functions.
22221 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22222 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22223 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22224 THUMB2_WORK_REGS): Define.
22225 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22226 arm_condexec_mask, arm_condexec_masklen)): New variables.
22227 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22228 (arm_override_options): Check new CPU capabilities.
22229 Set new architecture flag variables.
22230 (arm_isr_value): Handle v7m interrupt functions.
22231 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22233 (const_ok_for_arm): Handle Thumb-2 constants.
22234 (arm_gen_constant): Ditto. Use movw when available.
22235 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22237 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22238 (thumb_find_work_register, arm_load_pic_register,
22239 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22240 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22241 print_multi_reg, output_mov_long_double_fpa_from_arm,
22242 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22243 output_mov_double_fpa_from_arm, output_move_double,
22244 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22245 output_return_instruction, arm_output_function_prologue,
22246 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22247 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22248 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22249 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22250 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22251 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22253 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22254 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22255 (arm_file_start): Output directive for unified syntax.
22256 (arm_unwind_emit_set): Handle stack alignment instruction.
22257 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22258 Add v6t2, v7, v7a, v7r and v7m.
22259 (RETLDM): Add Thumb-2 code.
22260 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22261 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22262 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22263 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22264 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22265 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22266 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22267 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22268 ADJUST_INSN_LENGTH): Define.
22269 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22270 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22271 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22272 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22273 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22274 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22275 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22276 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22277 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22278 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22279 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22280 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22281 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22282 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22283 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22284 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22285 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22287 * config/arm/arm-tune.md: Regenerate.
22288 * config/arm/arm-protos.h: Update prototypes.
22289 * config/arm/vfp.md: Enable patterns for Thumb-2.
22290 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22291 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22292 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22293 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22294 * config/arm/libunwind.S: Add Thumb-2 code.
22295 * config/arm/constraints.md: Update include Thumb-2.
22296 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22297 * config/arm/ieee754-df.S: Ditto.
22298 * config/arm/bpabi.S: Ditto.
22299 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22300 * config/arm/predicates.md (low_register_operand,
22301 low_reg_or_int_operand, thumb_16bit_operator): New.
22302 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22303 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22304 * config/arm/t-arm-elf: Add armv7 multilib.
22305 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22307 (UNSPEC_STACK_ALIGN, ce_count): New.
22308 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22309 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22311 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22312 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22313 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22314 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22315 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22316 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22318 * doc/extend.texi: Document ARMv7-M interrupt functions.
22319 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22321 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22323 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22324 (struct _Unwind_Context): Rename args_size to flags, remove
22325 signal_frame field, add a new args_size field and version field.
22326 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22327 _Unwind_IsExtendedContext): New inline functions.
22328 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22329 Assume by_value array is only present if _Unwind_IsExtendedContext.
22330 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22331 _Unwind_IsSignalFrame.
22332 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22333 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22334 (uw_init_context_1): Initialize context->flags to
22335 EXTENDED_CONTEXT_BIT.
22336 * config/rs6000/linux-unwind.h (frob_update_context): Use
22337 _Unwind_SetSignalFrame.
22339 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22341 PR middle-end/30353
22342 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22343 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22346 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22348 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22349 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22350 RET, AT_SP): Remove.
22351 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22354 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22355 * cfgbuild.c (find_basic_blocks): Likewise.
22356 * cfgrtl.c (rtl_create_basic_block): Likewise.
22357 * function.c (temp_slots_at_level): Likewise.
22358 * reg-stack.c (stack_regs_mentioned): Likewise.
22359 * regclass.c (allocate_reg_info): Likewise.
22360 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22361 set_bb_for_stmt, move_block_to_fn): Likewise.
22362 * tree-complex.c (tree_lower_complex): Likewise.
22363 * vec.h (VEC_safe_grow_cleared): New.
22365 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22367 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22369 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22370 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22372 * cfgloopmanip.c (scale_loop_frequencies): Export.
22373 (loopify): Scale the frequencies by prescribed coefficients.
22374 (set_zero_probability): New function.
22375 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22376 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22377 and frequencies according to arguments.
22378 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22380 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22381 * modulo-sched.c (sms_schedule): Set probabilities for entering
22382 versioned loop correctly.
22383 * tree-vect-transform.c (vect_transform_loop): Ditto.
22384 * cfgloop.h (loopify, loop_version): Declaration changed.
22385 (scale_loop_frequencies): Declared.
22387 2007-01-02 Jan Hubicka <jh@suse.cz>
22389 * cgraph.c: Include tree-flow.h
22390 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22391 early_local_passes.
22392 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22393 * tree-pass.h (pass_all_early_optimizations): Declare.
22394 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22395 early_local_passes.
22396 (cgraph_analyze_function): Do early_local_passes.
22397 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22398 Do not add referenced vars.
22399 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22401 (gate_all_early_local_passes): New gate.
22402 (pass_early_local_passes): Use new gate.
22403 (execute_early_local_optimizations): New functions.
22404 (gate_all_early_optimizations): New gate.
22405 (pass_all_early_optimizations): New pass.
22406 (execute_free_datastructures): Free SSA only when initialized.
22407 (gate_init_datastructures): Init only when optimizing.
22408 (tree_lowering_passes): Do early local passes when called late.
22409 * tree-profile.c (do_tree_profiling): Don't profile functions added
22411 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22412 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22414 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22415 during early_local_passes.
22416 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22419 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22421 * Makefile.in: Update copyright year.
22423 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22425 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22426 in $(lang_checks) and check-consistency targets.
22428 2007-01-02 Jan Hubicka <jh@suse.cz>
22430 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22431 Do not add referenced vars.
22432 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22434 * passes.c (init_optimization_passes): Put mudflap_2 after
22435 free_datastructures.
22437 2007-01-02 Jan Hubicka <jh@suse.cz>
22439 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22440 Set NOTHROW flag on call statements proved to be nothrow.
22441 Update statement of local calls so new pure/const functions are
22442 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22444 (tree_rest_of_compilation): Register hooks and initialize bitmap
22445 early. Do not set after_inlining flag.
22447 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22449 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22450 HOST_BITS_PER_LONGLONG
22452 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22455 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22456 warning for non-static initializers.
22458 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22460 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22461 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22462 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22463 Always use set_unique_reg_note to add REG_EQUAL notes.
22465 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22468 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22470 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22471 * cfgbuild.c (find_basic_blocks): Likewise.
22472 * cfgrtl.c (rtl_create_basic_block): Likewise.
22473 * function.c (temp_slots_at_level): Likewise.
22474 * reg-stack.c (stack_regs_mentioned): Likewise.
22475 * regclass.c (allocate_reg_info): Likewise.
22476 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22477 set_bb_for_stmt, move_block_to_fn): Likewise.
22478 * tree-complex.c (tree_lower_complex): Likewise.
22479 * vec.h (VEC_safe_grow_cleared): New.
22481 2007-01-02 Ian Lance Taylor <iant@google.com>
22483 * c-common.c (c_common_truthvalue_conversion): When warning about
22484 using an assignment as a truth value, set TREE_NO_WARNING.
22486 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22489 * c.opt (Wold-style-declaration): New.
22490 * doc/invoke.texi (C-only Warning Options): New.
22491 (Wold-style-declaration): Document it.
22492 (Wextra): Enabled by -Wextra.
22493 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22494 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22495 -Wold-style-declaration.
22497 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22499 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22500 * cfgbuild.c (find_basic_blocks): Likewise.
22501 * cfgrtl.c (rtl_create_basic_block): Likewise.
22502 * function.c (temp_slots_at_level): Likewise.
22503 * reg-stack.c (stack_regs_mentioned): Likewise.
22504 * regclass.c (allocate_reg_info): Likewise.
22505 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22506 set_bb_for_stmt, move_block_to_fn): Likewise.
22507 * tree-complex.c (tree_lower_complex): Likewise.
22508 * vec.h (VEC_safe_grow_cleared): New.
22510 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22512 * c-common.c (c_common_nodes_and_builtins): Since variants of
22513 void_type_node get built before it is given a name, we need to
22514 give those variants the name, too.
22515 (complete_array_type): We need to work with the canonical main
22516 type of the array, from which we will build the qualified version.
22517 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22518 * print-tree.c (print_node): Display canonical type information
22520 * stor-layout.c (layout_type): When we don't know the
22521 alignment of a type for which we're building an array, we end up
22522 guessing wrong, so make the type require structural equality.
22523 * tree.c (make_node_stat): When we build a new type, it is its
22524 own canonical type.
22525 (build_type_attribute_qual_variant): When building an attribute
22526 variant, its canonical type is the non-attribute variant. However,
22527 if the attributes are target-dependent and they differ, we need to
22528 use structural equality checks for this type.
22529 (build_qualified_type): A qualified type is not equivalent to its
22530 unqualified variant; set the canonical type appropriately.
22531 (build_distinct_type_copy): When building a distinct type from
22532 another type, the new type is its own canonical type.
22533 (build_variant_type_copy): When building a new type variant, we
22534 assume that it is equivalent to the original type.
22535 (build_pointer_type_for_mode): When building a pointer type, also
22536 build a canonical type pointer.
22537 (build_reference_type_for_mode): When building a reference type,
22538 also build a canonical type reference.
22539 (build_index_type): When we can't hash an index type (e.g.,
22540 because its maximum value is negative), the index type requires
22541 structural equality tests.
22542 (build_array_type): Build the canonical form of an array type.
22543 (build_function_type): Function types require structural equality,
22544 because they contain default arguments, attributes, etc.
22545 (build_method_type_directly): Ditto for method types.
22546 (build_offset_type): Build the canonical offset type.
22547 (build_complex_type): Build the canonical vector type.
22548 (make_vector_type): Build the canonical vector type.
22549 * tree.h (TYPE_CANONICAL): New.
22550 (TYPE_STRUCTURAL_EQUALITY_P): New.
22551 (SET_TYPE_STRUCTURAL_EQUALITY): New.
22552 (struct tree_type): Added "canonical" field.
22553 * params.h (VERIFY_CANONICAL_TYPES): New.
22554 * doc/c-tree.texi (TYPE_CANONICAL): Document.
22555 (TYPE_STRUCTURAL_EQUALITY_P): Document.
22556 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
22557 * doc/invoke.texi (verify-canonical-types): Document --param
22558 parameter for verifying canonical types.
22560 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22562 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
22563 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
22564 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
22565 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
22567 * config/rs6000/e500.h: New.
22568 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
22569 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
22571 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
22572 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
22573 TARGET_E500_DOUBLE): Remove.
22574 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
22575 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
22576 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
22577 * config/rs6000/rs6000.c (rs6000_override_options): Use
22578 CHECK_E500_OPTIONS.
22580 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22582 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
22583 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
22584 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
22585 rs6000_emit_cmove): Don't check TARGET_E500.
22586 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
22587 sordered): Don't check TARGET_E500.
22589 2007-01-01 Eric Christopher <echristo@apple.com>
22591 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
22592 HARD_REGISTER_NUM_P.
22594 2007-01-01 Roger Sayle <roger@eyesopen.com>
22596 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
22597 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
22598 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
22601 2007-01-01 Mike Stump <mrs@apple.com>
22603 * configure.ac: Remove support for building with Apple's gcc-3.1.
22605 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22607 PR middle-end/30311
22608 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
22609 REG is a hard register. Do not modify REG before calling
22611 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
22612 multiple of the size of YMODE for certain lowpart cases.
22614 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22616 PR middle-end/30253
22617 * gimplify (voidify_wrapper_expr): Update for
22618 GIMPLE_MODIFY_STMT.
22620 2007-01-01 Andreas Schwab <schwab@suse.de>
22623 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
22624 save of BR0 in extra_spill_size instead of spill_size.
22625 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
22627 (ia64_expand_epilogue): Restore BR0 from its new location.
22629 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22631 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
22632 Use a temporary variable if the left hand side is not a gimple
22635 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22637 * gimplify.c (gimplify_return_expr): Make the temporary variable
22638 for the return expression, a gimple register variable.
22640 2007-01-01 Jan Hubicka <jh@suse.cz>
22642 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
22645 2007-01-01 Mike Stump <mrs@apple.com>
22647 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
22649 * config/darwin.c (machopic_select_rtx_section): Use
22650 HAVE_GAS_LITERAL16.
22651 (darwin_mergeable_constant_section): Likewise.
22652 * configure: Regenerate.
22653 * config.in: Regenerate.
22655 2007-01-01 Jan Hubicka <jh@suse.cz>
22656 Andrew Pinski <pinskia@gmail.com>
22658 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
22659 before starting IPA passes.