1 2007-04-12 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/24689
4 PR tree-optimization/31307
5 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7 * gimplify.c (canonicalize_addr_expr): To be consistent with
8 gimplify_compound_lval only set operands two and three of
9 ARRAY_REFs if they are not gimple_min_invariant. This makes
10 it never at this place.
11 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16 null before emitting a .nsubspa directive.
18 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21 need_to_partition_p if there are no memory statements in the
24 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
26 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
27 (gcd_of_steps_may_divide_p): New function.
28 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
30 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
32 * reload.c (find_reloads_toplev, find_reloads_address,
33 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
34 not a pointer equality test, to decide if we need to call
35 push_reg_equiv_alt_mem.
37 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
39 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
40 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
41 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
43 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
45 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
46 vector to be positive.
48 2007-04-11 Diego Novillo <dnovillo@redhat.com>
52 * doc/invoke.texi: Document --params max-aliased-vops and
54 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
55 debug_memory_partitions): Move to tree-flow.h
56 * params.h (AVG_ALIASED_VOPS): Define.
57 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
59 (mp_info_t): Likewise.
60 (get_mem_sym_stats_for): New.
61 (set_memory_partition): Move from tree-flow-inline.h.
62 (mark_non_addressable): Only clear the set of symbols for the
63 partition if it exists.
64 (dump_memory_partitions): Move from tree-ssa-operands.c
65 (debug_memory_partitions): Likewise.
66 (need_to_partition_p): New.
67 (dump_mem_ref_stats): New.
68 (debug_mem_ref_stats): New.
69 (dump_mem_sym_stats): New.
70 (debug_mem_sym_stats): New.
71 (update_mem_sym_stats_from_stmt): New.
72 (compare_mp_info_entries): New.
73 (mp_info_cmp): Call it.
74 (sort_mp_info): Change argument to a list of mem_sym_stats_t
76 (get_mpt_for): Move from tree-ssa-operands.c.
77 (find_partition_for): New.
78 (create_partition_for): Remove.
79 (estimate_vop_reduction): New.
80 (update_reference_counts): New.
82 (compute_memory_partitions): Refactor.
83 Document new heuristic.
84 Call build_mp_info, update_reference_counts,
85 find_partition_for and estimate_vop_reduction.
86 (compute_may_aliases): Populate virtual operands before
87 calling debugging dumps.
88 (delete_mem_sym_stats): New.
89 (delete_mem_ref_stats): New.
90 (init_mem_ref_stats): New.
91 (init_alias_info): Call it.
92 (maybe_create_global_var): Remove alias_info argument.
93 Get number of call sites and number of pure/const call sites
94 from gimple_mem_ref_stats().
95 (dump_alias_info): Call dump_memory_partitions first.
96 (dump_points_to_info_for): Show how many times a pointer has
98 * opts.c (decode_options): For -O2 set --param
99 max-aliased-vops to 500.
100 For -O3 set --param max-aliased-vops to 1000 and --param
101 avg-aliased-vops to 3.
102 * fortran/options.c (gfc_init_options): Remove assignment to
104 * tree-flow-inline.h (gimple_mem_ref_stats): New.
105 * tree-dfa.c (dump_variable): Dump memory reference
107 Dump NO_ALIAS* settings.
108 (referenced_var_lookup): Tidy.
109 (mem_sym_stats): New.
110 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
111 and ORIG are different SSA names for a memory partition.
112 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
113 * tree-flow.h (struct mem_sym_stats_d): Define.
114 (mem_sym_stats_t): Define.
115 (struct mem_ref_stats_d): Define.
116 (struct gimple_df): Add field mem_ref_stats.
117 (enum noalias_state): Define.
118 (struct var_ann_d): Add bitfield noalias_state.
119 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
120 debug_mem_ref_stats, debug_memory_partitions,
121 debug_mem_sym_stats): Declare.
122 * tree-ssa-structalias.c (update_alias_info): Update call
123 sites, pure/const call sites and asm sites in structure
124 returned by gimple_mem_ref_stats.
125 Remove local variable IS_POTENTIAL_DEREF.
126 Increase NUM_DEREFS if the memory expression is a potential
128 Call update_mem_sym_stats_from_stmt.
129 If the memory references memory, call
130 update_mem_sym_stats_from_stmt for all the direct memory
131 symbol references found.
132 (intra_create_variable_infos): Set noalias_state field for
133 pointer arguments according to the value of
134 flag_argument_noalias.
135 * tree-ssa-structalias.h (struct alias_info): Remove fields
136 num_calls_found and num_pure_const_calls_found.
137 (update_mem_sym_stats_from_stmt): Declare.
138 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
139 Set default value to 100.
140 (PARAM_AVG_ALIASED_VOPS): Define.
142 2007-04-11 Richard Guenther <rguenther@suse.de>
145 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
146 a * -b + c as c - a * b if we honor sign dependent rounding.
148 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
150 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
152 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
153 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
155 (initialize_trampoline): Don't use old-style function definition.
156 (bfin_secondary_reload): Mark IN_P argument as unused.
158 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
160 PR tree-optimization/31343
161 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
162 (build_polynomial_chrec): Return a scalar when the evolution is zero.
163 * testsuite/gcc.dg/vect/pr31343.c: New.
165 2007-04-10 Eric Christopher <echristo@apple.com>
167 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
168 * config/i386/i386.md (*cmpfp0): Use.
169 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
170 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
171 (fix_trunc<mode>_i386_fisttp): Ditto.
172 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
173 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
174 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
175 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
176 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
177 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
178 (unnamed_splitters): Ditto.
179 * config/i386/i386.c (output_fix_trunc): Assert that
180 we're not being passed a TFmode operand.
182 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
184 PR tree-optimization/31526
185 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
186 n_basic_blocks to find newly added blocks.
188 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
192 (fix_trunc<mode>si_sse): Ditto.
193 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
194 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
195 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
196 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
197 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
198 expander using SSEMODEF mode macro.
199 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
200 expander using SSEMODEF mode macro.
201 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
202 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
203 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
204 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
205 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
206 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
207 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
208 Macroize insn using X87MODEF mode macro.
210 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
212 * config/i386/sse.md (sse2_pinsrw): Removed.
213 (sse2_pextrw): Renamed to ...
214 (*sse2_pextrw): This.
216 2007-04-09 Jan Hubicka <jh@suse.cz>
220 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
221 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
222 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
223 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
225 2007-04-09 Jan Hubicka <jh@suse.cz>
227 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
228 multiple fields of union.
230 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
232 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
233 (create_preheaders): Check that loops are available.
234 (fix_loop_structure): Clean up, improve comments.
235 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
236 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
238 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
239 * predict.c (tree_estimate_probability): Do not call
240 calculate_dominance_info. Call create_preheaders.
241 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
242 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
244 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
245 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
246 * tree-cfg.c (tree_split_edge): Make an assert more precise.
247 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
250 2007-04-08 Jan Hubicka <jh@suse.cz>
252 * tree.h (maybe_fold_offset_to_component_ref): Declare.
253 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
254 * fold-const.c (fold_unary): Use it.
256 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
258 * varasm.c (assemble_variable): Remove call to
259 lang_hooks.decls.prepare_assemble_variable.
260 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
261 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
262 * langhooks.h (lang_hooks_for_decls): Remove
263 prepare_assemble_variable.
265 2007-04-08 Mike Stump <mrs@apple.com>
267 * config/i386/i386.c: Use inc/dec on Core2.
269 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
271 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
272 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
273 lhd_tree_inlining_end_inlining): Remove.
274 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
275 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
277 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
278 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
279 lhd_tree_inlining_end_inlining): Remove prototypes.
280 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
281 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
282 LANG_HOOKS_TREE_INLINING_START_INLINING,
283 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
285 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
288 2007-04-08 Anatoly Sokolov <aesok@post.ru>
291 * config/avr/predicates.md (io_address_operand): Delete predicate.
292 (low_io_address_operand): Don't use 'mode' argument.
293 (higth_io_address_operand): Rename ...
294 (high_io_address_operand): ... to this. Don't use 'mode' argument.
295 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
298 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
300 Revert change removing staticp.
302 2007-04-07 Anatoly Sokolov <aesok@post.ru>
305 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
308 2007-04-07 Bruce Korb <bkorb@gnu.org>
310 * c.opt: Add -Wformat-contains-nul.
311 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
313 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
314 the NUL byte warning.
316 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
318 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
320 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
322 * tree.c (staticp): No longer use staticp langhook.
323 * langhooks.c (lhd_staticp): Removed.
324 * langhooks.h (struct lang_hooks): Remove staticp.
325 * c-common.c (c_staticp): Remove.
326 * c-common.h (c_staticp): Ditto.
327 * langhooks-defs.h (lhd_staticp): Ditto.
328 (LHD_HOOKS_STATICP): Ditto
329 * tree.h (gcc_assert_lowered): New macro.
331 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
333 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
335 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
336 Add argument "reliable". Propagate it through calls.
337 (infer_loop_bounds_from_undefined): Derive number of iterations
338 estimates from references in blocks that do not dominate loop latch.
339 (gcov_type_to_double_int): New function.
340 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
341 and expected_loop_iterations_unbounded.
342 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
343 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
344 * tree-data-ref.c (estimated_loop_iterations): Export.
345 (get_references_in_stmt): Fix -- do not return addresses of local
347 * cfgloop.h (expected_loop_iterations_unbounded,
348 estimated_loop_iterations): Declare.
350 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
352 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
354 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
357 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
358 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
359 Use output_387_reg_move().
360 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
361 expander using X87MODEF12 mode macro.
362 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
363 choosing register preferences. Use output_387_reg_move().
364 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
365 instead of "x". Use output_387_reg_move().
366 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
367 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
368 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
369 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
370 Use output_387_reg_move().
371 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
373 (*truncxf?f_i387 splitter): Ditto.
375 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
377 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
378 LANG_HOOKS_SAFE_FROM_P.
379 * expr.c (safe_from_p): Remove langhook call.
380 * langhooks.h (lang_hooks): Remove safe_from_p.
381 (lhd_safe_from_p): Remove prototype.
382 * langhooks.c (lhd_safe_from_p): Remove.
384 2007-04-06 Jan Hubicka <jh@suse.cz>
386 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
389 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
392 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
393 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
394 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
396 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
397 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
399 2007-04-05 Richard Henderson <rth@redhat.com>
401 * config/alpha/alpha.c (print_operand) [+]: Remove.
402 (alpha_end_function): Print nop if call at end of function.
403 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
404 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
405 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
406 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
407 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
408 the call pattern. Update peepholes to match.
410 2007-04-05 Janis Johnson <janis187@us.ibm.com>
412 * doc/extend.texi (Other Builtins): Add decimal float variants
414 * builtins.def: Ditto.
415 * builtins.c (expand_builtin): Ditto.
417 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
418 H.J. Lu <hongjiu.lu@intel.com>
421 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
422 of V8HImode when calling ix86_binary_operator_ok.
423 (sse2_pmaddwd): Call ix86_binary_operator_ok.
424 (sdot_prodv8hi): Operands 1 and 2 must be register.
426 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
428 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
429 initialize align to silence bogus warning.
431 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
434 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
436 (struct sra_walk_fns): Remove use_all parameter from use.
437 (sra_hash_tree): Handle BIT_FIELD_REFs.
438 (sra_elt_hash): Don't hash bitfld blocks.
439 (sra_elt_eq): Skip them in parent compares as well. Handle
441 (sra_walk_expr): Don't maintain or pass down use_all_p.
442 (scan_use): Remove use_all parameter.
443 (scalarize_use): Likewise. Re-expand assignment to
444 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
445 output, and re-scalarize after output. Don't mark anything
447 (scalarize_ldst): Adjust.
448 (scalarize_walk_gimple_modify_statement): Likewise.
449 (build_element_name_1): Handle BIT_FIELD_REFs.
450 (instantiate_element): Don't warn for any element whose parent
452 (instantiate_missing_elements_1): Return the sra_elt.
453 (canon_type_for_field): New.
454 (try_instantiate_multiple_fields): New.
455 (instantiate_missing_elemnts): Use them.
456 (mark_no_warning): Removed.
457 (generate_one_element_ref): Handle BIT_FIELD_REFs.
458 (REPLDUP, sra_build_elt_assignment): New.
459 (generate_copy_inout): Use them.
460 (generate_element_copy): Likewise. Handle bitfld differences.
461 (generate_element_zero): Don't recurse for blocks. Use
462 sra_build_elt_assignment.
463 (generate_one_element_int): Take elt instead of var. Use
464 sra_build_elt_assignment.
465 (generate_element_init_1): Adjust.
466 (scalarize_use, scalarize_copy): Use REPLDUP.
467 (scalarize_ldst): Move assert before dereference.
468 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
470 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
472 * regmove.c: Fix unused variable warnings due to previous commit.
474 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
476 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
477 (regmove_bb_head): Remove.
478 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
479 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
480 problems with fixup_match_1.
481 Don't initialize/free regmove_bb_head.
483 (reg_is_remote_constant_p): If an insn is in the same basic block
484 but not before INSN, consider it remote, too.
486 2007-04-05 Anatoly Sokolov <aesok@post.ru>
489 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
490 DECL_ASSEMBLER_NAME, not the DECL_NAME.
492 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
494 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
495 (CONDITIONAL_REGISTER_USAGE): Likewise.
497 2007-04-04 Richard Henderson <rth@redhat.com>
499 * config/alpha/lib1funcs.asm: Remove unused file.
501 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
504 * opts.c (print_specific_help): Fix --help=<language>
506 (common_handle_option): Support --help=common.
508 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
511 * gcc.c (main): Do not run the linker if
512 print_subprocess_help indicates that it shouldn't be
515 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
518 * doc/invoke.texi (--help=): Document <languages> value, fix
519 formatting in tables of values.
521 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
523 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
524 dllimport attribute of virtual methods.
526 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
528 * config/score/crti.asm: Change _bss_start to __bss_start.
529 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
530 (OUTGOING_REG_PARM_STACK_SPACE) update.
531 * config/score/score.opt: add options to make backend support
532 score5, score5u, score7 and score7d.
533 * config/score/score.md: Likewise.
534 * config/score/misc.md: Likewise.
535 * config/score/mac.md: Likewise.
536 * doc/invoke.texi: Likewise.
537 * doc/md.texi: update constraints define.
539 2007-04-03 Richard Henderson <rth@redhat.com>
541 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
542 an appropriate type, use the mode instead.
544 2007-04-03 Richard Sandiford <richard@codesourcery.com>
546 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
547 Set the default --with-arch setting to mips2.
548 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
549 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
550 (MULTILIB_OSDIRNAMES): Delete.
551 (MULTILIB_DIRNAMES): Define.
552 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
553 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
554 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
555 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
556 VXWORKS_OS_CPP_BUILTINS.
557 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
558 (MIPS_DEBUGGING_INFO): Undefine.
559 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
561 2007-04-03 Jakub Jelinek <jakub@redhat.com>
564 * fold-const.c (native_encode_real): Encode real.c provided longs
565 as a series of 32-bit native integers.
566 (native_interpret_real): Interpret buffer as a series of 32-bit
569 2007-04-03 Richard Guenther <rguenther@suse.de>
571 * genpreds.c (write_insn_constraint_len): Write function
572 optimized for CONSTRAINT_LEN implementation.
573 (write_tm_preds_h): Output insn_constraint_len inline and
574 use it for CONSTRAINT_LEN.
575 (write_insn_preds_c): Don't output insn_constraint_len.
576 * doc/md.texi (define_register_constraint): Document multi-letter
577 constraints shall have the same length if they start with the same
580 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
583 * config/i386/i386.md (isinf<mode>2): Expand only when
584 TARGET_C99_FUNCTIONS is set.
586 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
588 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
589 (x86_64-*-linux*): Ditto.
590 * config/i386/i386.opt (mpc): New option.
591 * config/i386/i386.c (overrride_options): Handle
592 ix87_precision_string.
593 * config/i386/crtprec.c: New file.
594 * config/i386/t-crtpc: Ditto.
595 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
597 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
598 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
599 crtprec32.o, crtprec64.o and crtprec80.o.
601 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
603 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
605 2007-04-02 Eric Christopher <echristo@apple.com>
607 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
608 limitations on darwin.
610 2007-04-02 Anatoly Sokolov <aesok@post.ru>
613 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
615 2007-04-02 Dave Korn <dave.korn@artimi.com>
617 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
619 2007-04-02 Dave Korn <dave.korn@artimi.com>
621 * libgcc2.h (exception_descriptor): Don't forward-declare.
622 (__get_eh_table_language, __get_eh_table_version): Delete
623 prototypes of long-dead functions.
625 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
627 * ebitmap.h: New file
628 * ebitmap.c: New file
629 * Makefile.in (ebitmap.o): New target.
631 2007-04-01 Jan Hubicka <jh@suse.cz>
633 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
634 before very first instruction.
636 2007-04-01 Jan Hubicka <jh@suse.cz>
638 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
639 waring on 64bit hosts.
640 * bitmap.h: Fix typo in bitmap_head_def.
642 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
644 PR rtl-optimization/31391
645 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
646 into a DELETED_LABEL note, and the label is in an empty basic
647 block, update BB_END as well as BB_HEAD.
649 2007-04-01 Richard Henderson <rth@redhat.com>
651 PR tree-optimization/31169
652 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
653 to varying if the range is outside [0, prec-1].
655 2007-04-01 Richard Sandiford <richard@codesourcery.com>
658 * config/mips/mips.md (load_const_gp): New insn.
659 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
660 the MIPS16 GP pseudo register if no_new_pseudos.
661 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
663 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
666 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
668 (call_value): Likewise.
670 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
671 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
674 * doc/invoke.texi: (optimization options): Reword description
675 of -ffast-math. Document its primary purpose.
677 2007-03-31 Richard Guenther <rguenther@suse.de>
679 * omp-low.c (splay-tree.h): Include.
680 (lookup_decl): Replace splay-tree usage by pointer-map.
681 (maybe_lookup_decl): Likewise.
682 (new_omp_context): Likewise.
683 (delete_omp_context): Likewise.
684 * gimplify.c (splay-tree.h): Include.
685 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
687 (remap_ssa_name): Likewise.
688 (remap_decl): Likewise.
689 (remap_type_1): Likewise.
690 (remap_type): Likewise.
691 (copy_body_r): Likewise.
692 (expand_call_inline): Likewise.
693 (clone_body): Likewise.
694 (copy_tree_r): Likewise.
695 (remap_save_expr): Likewise.
696 (unsave_r): Likewise.
697 (unsave_expr_now): Likewise.
698 (tree_function_versioning): Likewise.
699 (build_duplicate_type): Likewise.
700 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
701 (struct copy_body_data): Replace splay-tree by pointer-map.
702 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
704 (gimplify.o): Depend on $(SPLAY_TREE_H).
705 (omp-low.p): Likewise.
707 2007-03-31 Anatoly Sokolov <aesok@post.ru>
709 * config/avr/predicates.md (even_register_operand,
710 odd_register_operand): New predicates.
711 * config/avr/avr.md (movw peephole2): New.
712 (movw_r peephole2): New.
714 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
716 * tree.h (get_signed_or_unsigned_type): New.
717 * fold-const.c (operand_equal_for_comparison_p): Use
718 get_signed_or_unsigned_type instead of
719 lang_hooks.types.signed_or_unsigned_type.
720 * expr.c (store_expr): Ditto.
721 * langhooks.c (get_signed_or_unsigned_type): New.
722 (lhd_signed_or_unsigned_type): New.
723 * langhooks.h (lhd_signed_or_unsigned_type): New.
724 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
726 2007-03-30 Richard Henderson <rth@redhat.com>
728 * tree-ssa-loop-ivopts.c: Include target.h.
729 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
730 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
731 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
732 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
734 2007-03-30 Richard Henderson <rth@redhat.com>
735 Kai Tietz <kai.tietz@onevision.com>
737 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
739 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
740 (TARGET_64BIT_MS_ABI): New.
741 (DBX_REGISTER_NUMBER): Handle 64-bit.
742 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
743 (LONG_TYPE_SIZE): Force to 32.
744 (REG_PARM_STACK_SPACE): New.
745 (OUTGOING_REG_PARM_STACK_SPACE): New.
746 (REGPARM_MAX, SSE_REGPARM_MAX): New.
747 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
748 (STACK_BOUNDARY): Use 128 for 64-bit.
749 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
750 Add 64-bit implementation.
751 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
753 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
754 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
755 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
756 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
757 (ix86_handle_cconv_attribute): Don't warn when ignoring if
759 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
760 (ix86_pass_by_reference): Likewise.
761 (ix86_function_value_regno_p): Likewise.
762 (ix86_build_builtin_va_list): Likewise.
763 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
764 (function_arg_advance_ms_64): New.
765 (function_arg_advance): Call it.
766 (function_arg_ms_64): New.
767 (function_arg): Call it.
768 (function_value_ms_64): New.
769 (ix86_function_value_1): Call it.
770 (return_in_memory_ms_64): New.
771 (ix86_return_in_memory): Call it.
772 (setup_incoming_varargs_ms_64): New.
773 (ix86_setup_incoming_varargs): Call it.
774 (ix86_expand_prologue): Handle 64-bit stack probing.
775 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
776 (output_pic_addr_const): Likewise.
777 (x86_this_parameter): Likewise.
778 (x86_output_mi_thunk): Likewise.
779 (x86_function_profiler): Likewise.
780 (TARGET_STRICT_ARGUMENT_NAMING): New.
781 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
782 (TARGET_64BIT_MS_ABI): New.
783 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
784 * config/i386/i386.md (allocate_stack_worker): Remove.
785 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
786 describe the clobber of eax without a match_scratch.
787 (allocate_stack_worker_postreload): Remove.
788 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
789 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
790 (allocate_stack_worker_rex64_postreload): Remove.
791 (allocate_stack): Handle 64-bit.
792 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
793 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
794 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
795 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
796 (STANDARD_STARTFILE_PREFIX_1): Likewise.
797 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
798 * config.build (x86_64-*-mingw*): New host.
799 * config.host (x86_64-*-mingw*): New host.
800 * config.gcc (x86_64-*-mingw*): New target.
801 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
803 2007-03-30 Richard Henderson <rth@redhat.com>
804 Kai Tietz <kai.tietz@onevision.com>
806 * c-pragma.c (struct def_pragma_macro_value): New.
807 (struct def_pragma_macro): New.
808 (pushed_macro_table): New.
809 (dpm_hash, dpm_eq): New.
810 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
811 (init_pragma): Install them.
812 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
814 2007-03-30 Anatoly Sokolov <aesok@post.ru>
816 * config/avr/avr.c (avr_override_options): Clear
817 'flag_delete_null_pointer_checks'.
819 2007-03-30 Paolo Carlini <pcarlini@suse.de>
822 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
823 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
824 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
825 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
826 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
827 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
828 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
830 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
832 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
834 * regmove.c: Move all of pass_stack_adjustments from here...
835 * combine-stack-adj.c: ...to this new file.
836 * Makefile.in: Add rules for combine-stack-adj.o.
838 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
840 PR tree-optimization/31383
841 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
842 to have the same length.
844 2007-03-30 Jan Hubicka <jh@suse.cz>
847 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
848 availablility; add more sanity checking; ask varpool only about
851 2007-03-29 Richard Henderson <rth@redhat.com>
853 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
854 to decide, but __SIZEOF_LONG_LONG__.
856 2007-03-29 Richard Henderson <rth@redhat.com>
858 * emutls.c (struct __emutls_array): New.
859 (emutls_destroy): Use it instead of casting element 0 from void*.
860 (__emutls_get_address): Likewise.
862 2007-03-29 Richard Henderson <rth@redhat.com>
864 * varasm.c (initializer_constant_valid_p): Don't deny
865 DECL_DLLIMPORT_P on functions.
867 * config/i386/cygming.h: Remove function declarations.
868 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
869 (ASM_OUTPUT_LABELREF): Remove.
870 (COMMON_ASM_OP): Remove.
871 (ASM_OUTPUT_COMMON): Remove.
872 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
873 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
874 (ASM_DECLARE_FUNCTION_NAME): Likewise.
875 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
876 Rename from TARGET_ENCODE_SECTION_INFO.
877 * config/i386/netware.h: Likewise.
878 * config/i386/i386-protos.h: Update.
879 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
880 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
881 (legitimate_constant_p): Reject dllimports.
882 (dllimport_map, get_dllimport_decl): New.
883 (legitimize_dllimport_symbol): New.
884 (legitimize_address, ix86_expand_move): Use it.
885 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
886 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
887 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
888 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
889 * config/i386/predicates.md (constant_call_address_operand): Only
890 accept symbols; reject dllimport_p symbols.
891 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
892 i386_pe_maybe_record_exported_symbol.
893 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
894 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
895 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
896 trust the setting of DECL_DLLIMPORT_P.
897 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
898 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
899 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
900 tidy the argument scanning loop.
901 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
902 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
903 (i386_pe_strip_name_encoding): Remove.
904 (i386_pe_binds_local_p): New.
905 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
906 (i386_pe_output_labelref): Remove.
907 (i386_pe_asm_output_aligned_decl_common): New.
908 (i386_pe_maybe_record_exported_symbol): Rename from
909 i386_pe_record_exported_symbol; check for dllexported symbols.
911 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
913 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
914 add comment explaining why vsnprintf cannot be used.
916 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
918 PR tree-optimization/30666
919 * tree.c (build_complex_type): When creating type names for DWARF2
920 debug info, create TYPE_DECLs for TYPE_NAME instead of
922 (build_common_tree_nodes_2): Use build_complex_type when building
923 predefined complex types, to preserve canonical types.
925 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
927 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
928 (noce_get_alt_condition): Look at it to determine whether to
929 reverse the condition or not.
930 (noce_get_condition): Substitute the truth for lies.
931 (noce_find_if_block): Set the then_else_reversed field.
933 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
935 * config/fr30/fr30.md (movdi): Do not accept immediates as the
936 destination of this insn.
937 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
938 than calling gen_rtx_SET directly. Use r0 to hold the value of
939 'address + 4' rather than a stack based temporary which can be
942 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
944 * config/s390/s390.c (s390_secondary_input_reload_class,
945 s390_secondary_output_reload_class): Functions removed.
946 (s390_secondary_reload): New function.
947 (TARGET_SECONDARY_RELOAD): Target macro defined.
948 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
949 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
950 * config/s390/s390.md ("reload_outti", "reload_outdi",
951 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
952 "reload_out<mode>"): Expanders removed.
953 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
954 "reload<mode>_nonoffmem_out"): Expanders added.
956 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
958 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
959 SRC->DEST replacement failed anyway.
961 2007-03-28 Mike Stump <mrs@apple.com>
963 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
964 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
965 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
967 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
969 * config.gcc: Accept barcelona as a variant of amdfam10.
970 * config/i386/i386.c (override_options): Likewise.
971 * doc/invoke.texi: Likewise.
973 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
975 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
976 offsets for BIT_FIELD_REF and COMPONENT_REF.
978 2007-03-28 Richard Guenther <rguenther@suse.de>
980 * tree.c (is_global_var): Move ...
981 * tree-flow-inline.h (is_global_var): ... here.
982 * tree.h (is_global_var): Remove declaration.
984 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
986 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
988 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
989 * config/i386/i386.c (ix86_tune_features): Initialize new
991 * config/i386/predicates.md (promotable_binary_operator): Use
992 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
994 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
997 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
999 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1001 * config/fr30/fr30.md (movsi_internal): Change destination
1002 constraint from m to V and add m to the end.
1004 2007-03-28 Christian Bruel <christian.bruel@st.com>
1006 * config/sh/sh.md (movsi_i): Fix type attribute.
1008 2007-03-28 Christian Bruel <christian.bruel@st.com>
1010 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1011 (movsf_ie): Likewise.
1013 2007-03-28 Christian Bruel <christian.bruel@st.com>
1015 * config.gcc: Add sh4-300 to multilib.
1016 * config/sh/t-mlib-sh4-300: New file.
1018 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1020 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1021 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1023 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1024 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1025 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1026 "fixuns_trunctddi2"): Whitespace fix.
1028 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1030 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1031 the definition of struct sh_args.
1032 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1033 CALL_COOKIE_INT_REG_GET): Likewise.
1035 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1037 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1038 transformations are applied successfully.
1040 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1042 * tree.c (tree_contains_struct): Permit 512 tree codes.
1043 * tree.h (tree_contains_struct): Ditto.
1044 (MAX_TREE_CODES): Ditto.
1045 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1046 SPARE member to store remaining padding bits.
1048 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1050 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1053 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1055 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1056 * configure: Regenerate.
1058 * configure: Regenerate using the correct version of autoconf.
1060 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1062 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1064 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1065 regs to "__SP_L__" and "__SP_H__".
1067 2007-03-27 Richard Guenther <rguenther@suse.de>
1069 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1070 computations with it with a HOST_WIDE_INT variable.
1072 2007-03-26 Mike Stump <mrs@apple.com>
1074 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1075 objective-c-header, objective-c++-header and objc++-cpp-output
1077 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1079 2007-03-26 Richard Henderson <rth@redhat.com>
1082 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1083 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1084 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1085 IX86_BUILTIN_PSRLQ128): New.
1086 (ix86_init_mmx_sse_builtins): Add them.
1087 (ix86_expand_builtin): Expand them.
1088 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1089 operand 2 be TImode.
1090 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1091 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1092 _mm_srli_epi64): Mark __B const.
1093 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1094 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1095 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1096 new two-vector shift builtins.
1098 2007-03-26 Ian Lance Taylor <iant@google.com>
1100 PR tree-optimization/31345
1101 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1102 [+INF, +INF(OVF)] into VARYING.
1104 2007-03-26 Zack Weinberg <zackw@panix.com>
1106 * gengtype-parse.c: New file.
1107 * gengtype-yacc.y: Delete.
1108 * gengtype-lex.l: Don't include gengtype-yacc.h.
1109 Define YY_DECL and yyterminate appropriately for recursive
1110 descent parser. yylval is now a string out-parameter to yylex.
1111 (HWS, EOID): New shorthand.
1112 (IWORD): Add a couple more types.
1113 (yylex): Add a setup stanza. Remove the complex rules for
1114 detecting GTY'ed types and typedefs; replace with simple
1115 keyword detectors. Adjust everything for the changed
1116 definition of yylval. Ignore all pp-directives, not just #define.
1118 (parse_file): Rename yybegin; do not call yyparse.
1120 * gengtype.c (xasprintf): Export again.
1121 (this_file): New. Use everywhere __FILE__ was being used.
1122 (get_lang_bitmap): Special case types defined in gengtype.c.
1123 (do_typedef, new_structure): Suppress definition of certain types.
1124 (new_structure): Improve diagnostics of duplicate definitions.
1125 Make sure location_s is associated with input.h.
1126 (nreverse_pairs, define_location_structures): New functions.
1127 (main): Improve tagging of kludge types. Remove old kludges
1128 for input.h types; use define_location_structures.
1129 * gengtype.h: Update prototypes. Define token codes here.
1130 * Makefile.in: Remove all references to gengtype-yacc.
1131 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1133 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1134 add GTY((skip)) to the field that's only conditionally there.
1135 * doc/install.texi: Document that Bison is no longer required
1136 unless building treelang.
1138 * gengtype.c: Don't include gtyp-gen.h.
1139 (srcdir): Declare here.
1140 (base_files, lang_dir_names): Allocate dynamically.
1141 (gt_files, num_gt_files, num_lang_dirs): New globals.
1142 (measure_input_list, read_input_line, read_input_list)
1143 (set_lang_bitmap): New functions.
1144 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1145 simplify, relying on read_input_list to set up the bitmaps.
1146 (main): Arguments are no longer unused. Check for correct number
1147 of command line arguments, set srcdir and srcdir_len, then call
1148 read_input_list, before doing anything else. No need to worry
1149 about duplicates in main loop.
1150 * configure.ac: Simplify the calculation of all_gtfiles.
1151 Put language tags in there. Don't set or substitute
1152 all_gtfiles_files_langs or all_gtfiles_files_frags.
1153 * Makefile.in: Revamp the way gengtype is invoked, now that it
1154 takes a file on its command line with a much simpler format.
1155 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1156 (GTFILES): Remove duplicates and C source files.
1157 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1158 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1159 * configure: Regenerate.
1161 * gengtype.h: Remove all type definitions to gengtype.c; leave
1162 only definitions of options_p, type_p, and pair_p as opaque
1163 pointers. Update prototypes.
1164 * gengtype.c: Many type definitions moved here from gengtype.h.
1165 Consolidate type definitions at the top of the file.
1166 (xvasprintf): Delete.
1167 (xasprintf): Make static.
1168 (create_nested_pointer_option): Add 'next' parameter.
1169 (create_field_all, create_field_at): New functions.
1170 (create_field): Now a thin wrapper around create_field_all.
1171 (create_optional_field): Rename create_optional_field_ and add
1172 line argument. Original name is now a macro which supplies
1174 (oprintf): Use vsnprintf directly.
1175 (close_output_files): Use fatal rather than perror/exit.
1176 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1177 (main): Set progname. Don't use exit.
1178 * gengtype-yacc.y (struct_fields): Use create_field_at.
1179 (option, optionseqopt): Delete.
1180 (optionseq): Consolidate productions from option here so we
1181 can use the first argument to create_option.
1183 * gengtype-lex.l: Distinguish unions from structures in the
1184 token type. Don't call find_structure; return the tag as a string.
1185 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1186 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1187 Reorganize typedef_struct production accordingly.
1188 Use create_nested_ptr_option.
1189 * gengtype.c (create_nested_ptr_option): New function.
1190 * gengtype.h: Declare it.
1192 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1193 (string_type): Don't declare.
1194 (do_scalar_typedef): Declare.
1195 (create_scalar_type): Update prototype.
1196 * gengtype.c (string_type): Make static.
1197 (scalar_nonchar, scalar_char): New.
1198 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1199 (resolve_typedef): Use scalar_nonchar for error recovery.
1200 (create_scalar_type): Remove name_len field. Return scalar_char
1201 or scalar_nonchar as appropriate.
1202 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1204 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1206 (main): Initialize scalar_char and scalar_nonchar before calling
1208 * gengtype-lex.l: Adjust for removal of second argument to
1209 create_scalar_type. Use yylval.s instead of yylval.t when
1211 * gengtype-yacc.y: Type of SCALAR is string. Call
1212 create_scalar_type from type:SCALAR rule. Adjust for removal of
1213 second argument to create_scalar_type.
1215 * vec.h: Remove all #if IN_GENGTYPE blocks.
1216 Add comment saying that changes may require adjustments to gengtype.
1217 * gengtype.c: Don't include coretypes.h or tm.h.
1218 Add comment to inclusion of errors.h.
1219 (note_def_vec, note_def_vec_alloc): New functions.
1220 * gengtype.h: Declare new functions.
1221 * gengtype-lex.l: Don't include coretypes.h.
1222 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1224 (update_lineno): Remove unnecessary prototype.
1225 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1226 (VEC rule): Just return VEC_TOKEN.
1227 * gengtype-yacc.y (VEC_TOKEN): New token type.
1228 (type): Add a production for VEC(a,b).
1229 * Makefile.in: Update dependencies.
1231 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1232 typedefs that use the old PARAMS macro.
1234 * gengtype-lex.l: Remove all rules and states relating to yacc
1236 * gengtype-yacc.y: Similarly.
1237 * gengtype.c (note_yacc_type): Delete function.
1238 * gengtype.h: Update prototypes.
1240 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1242 * tree-pretty-print.c (dump_generic_node): Report precision of
1243 unnamed integer types.
1245 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1247 * ifcvt.c (noce_try_store_flag_constants): Don't check
1248 no_new_pseudos here.
1249 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1250 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1251 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1252 noce_try_sign_mask): Likewise.
1253 (if_convert): Check no_new_pseudos here.
1255 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1257 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1258 (noce_get_condition): Handle new then_else_reversed argument.
1259 (noce_init_if_info): Remove, fold into noce_find_if_block.
1260 (noce_process_if_block): Take a struct noce_if_info as the
1261 argument. Don't set up one based on ce_if_info. Update pointer
1262 references accordingly.
1263 (cond_move_process_if_block): Likewise.
1264 (process_if_block): Removed.
1265 (find_if_block): Removed. Move functionality two new functions,
1266 noce_find_if_block and cond_exec_find_if_block.
1267 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1268 blocks and the symmetric IF-ELSE-JOIN case.
1269 (cond_exec_find_if_block): Also new function mostly based on old
1270 find_if_block and process_if_block.
1271 (find_if_header): Replace find_if_block call with separately
1272 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1273 (find_cond_trap): Update noce_get_condition call.
1274 (dead_or_predicable): Likewise.
1276 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1278 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1280 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1281 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1282 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1283 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1284 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1285 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1286 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1287 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1288 __builtin_ia32_psrad128 builtins.
1290 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1292 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1293 * config/i386/constraints.md
1294 (define_constraint "I"): Use IN_RANGE macro.
1295 (define_constraint "J"): Ditto.
1296 (define_constraint "K"): Ditto.
1297 (define_constraint "M"): Ditto.
1298 (define_constraint "N"): Ditto.
1299 (define_constraint "O"): Ditto.
1300 * config/i386/predicates.md
1301 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1302 (define_predicate "const_0_to_3_operand"): Ditto.
1303 (define_predicate "const_0_to_7_operand"): Ditto.
1304 (define_predicate "const_0_to_15_operand"): Ditto.
1305 (define_predicate "const_0_to_63_operand"): Ditto.
1306 (define_predicate "const_0_to_255_operand"): Ditto.
1307 (define_predicate "const_1_to_31_operand"): Ditto.
1308 (define_predicate "const_2_to_3_operand"): Ditto.
1309 (define_predicate "const_4_to_7_operand"): Ditto.
1311 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1313 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1314 in SImode for save_world.
1315 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1318 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1320 PR tree-optimization/30784
1321 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1324 2007-03-25 Revital Eres <eres@il.ibm.com>
1326 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1327 Fold movement_possibility function into it.
1329 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1331 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1332 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1333 (call_indirect_nonlocal_darwin64): Same.
1334 (call_nonlocal_darwin64): Same.
1335 (call_value_indirect_nonlocal_darwin64): Same.
1336 (call_value_nonlocal_darwin64): Same.
1337 (sibcall_nonlocal_darwin64): Same.
1338 (sibcall_value_nonlocal_darwin64): Same.
1339 (sibcall_symbolic_64): Same.
1340 (sibcall_value_symbolic_64): Same.
1341 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1343 (rs6000_emit_load_toc_table): Same.
1344 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1345 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1351 (load_toc_v4_pic_si): Same
1352 (load_toc_v4_PIC_1): Same.
1353 (load_toc_v4_PIC_1b): Same.
1354 (call_indirect_aix{32,64}): Same.
1355 (call_value_indirect_aix{32,64}): Same.
1358 (call_local{32,64}): Same.
1359 (call_value_local{32,64}): Same.
1360 (call_indirect_nonlocal_aix{32,64}): Same.
1361 (call_nonlocal_aix{32,64}): Same.
1362 (call_value_indirect_nonlocal_aix{32,64}): Same.
1363 (call_value_nonlocal_aix{32,64}): Same.
1364 (call_indirect_nonlocal_sysv<mode>): Same.
1365 (call_nonlocal_sysv<mode>): Same.
1366 (call_value_indirect_nonlocal_sysv<mode>): Same.
1367 (call_value_nonlocal_sysv<mode>): Same.
1369 (sibcall_local{32,64}): Same.
1370 (sibcall_value_local{32,64}): Same.
1371 (sibcall_nonlocal_aix{32,64}): Same.
1372 (sibcall_value_nonlocal_aix{32,64}): Same.
1373 (sibcall_nonlocal_sysv<mode>): Same.
1374 (sibcall_value): Same.
1375 (sibcall_value_nonlocal_sysv<mode>): Same.
1377 2007-03-24 Paul Brook <paul@codesourcery.com>
1379 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1380 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1382 2007-03-24 Richard Henderson <rth@redhat.com>
1384 * config/ia64/constraints.md: New file.
1385 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1386 satisfies_constraint_?.
1387 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1388 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1389 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1390 ia64_output_mi_thunk): Likewise.
1391 (ia64_const_ok_for_letter_p): Remove.
1392 (ia64_const_double_ok_for_letter_p): Remove.
1393 (ia64_extra_constraint): Remove.
1394 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1395 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1396 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1397 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1398 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1399 EXTRA_MEMORY_CONSTRAINT): Remove.
1400 * config/ia64/ia64.md: Include constriants.md. Replace
1401 CONST_OK_FOR_? with satisfies_constraint_?.
1403 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1404 H.J. Lu <hongjiu.lu@intel.com>
1406 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1408 (name macros): Use DPD_BID_NAME to convert names properly.
1410 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1411 decimal floating point format.
1412 (init_floating_libfuncs): Change decimal functions so that they
1413 have a "bid_" prefix if the decimal system uses the BID format,
1414 and "dpd_" prefix if the decimal system uses the DPD format.
1415 (init_interclass_conv_libfuncs): Ditto.
1416 (init_intraclass_conv_libfuncs): Ditto.
1418 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1419 using the BID format.
1421 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1422 whether we are using the BID decimal format.
1423 * configure: Regenerate.
1425 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1426 the compiler has decimal floating point enabled. Define
1427 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1430 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1431 using the BID format.
1433 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1434 whether we are using the BID decimal format.
1435 * configure: Regenerate.
1437 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1438 the compiler has decimal floating point enabled. Define
1439 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1442 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1443 options, and that it is enabled for i386/x86_64 systems.
1445 * Makefile.in (enable_decimal_float): New.
1447 (DECNUMINC): Add -I$(DECNUMFMT).
1448 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1449 to $(DECNUMFMT) from $(DECNUM).
1451 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1452 Substitute enable_decimal_float.
1453 * configure: Regenerated.
1456 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1459 * configure.ac: Enable decimal float for x86_64-*-linux*.
1460 * configure: Regenerated.
1463 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1464 decimal128ClearSign to flip and clear the sign bit in decimal128.
1465 (decimal_real_maxval): Set decimal128SetSign to set the sign
1468 2007-03-23 Ian Lance Taylor <iant@google.com>
1470 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1472 2007-03-23 Ian Lance Taylor <iant@google.com>
1474 * tree-dump.c (dump_files): Correct comment.
1476 2007-03-23 Ian Lance Taylor <iant@google.com>
1478 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1480 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1482 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1483 in cfglayout mode. Don't go into and out of cfglayout mode.
1484 Link the blocks in the order of the constructed traces.
1485 (rest_of_handle_tracer): Adjust call to tracer.
1486 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1487 Don't go into cfglayout mode.
1488 (rtl_loop_done): Don't go out of cfglayout mode.
1489 * cfglayout.c (relink_block_chain): New function, split out from...
1490 (fixup_reorder_chain): ...here. Remove redundant checking.
1491 (cfg_layout_finalize): Don't clear the header, footer, and aux
1492 fields here, move the code to do so to relink_block_chain. Likewise
1493 for free_original_copy_tables.
1494 * rtl.h (tracer): Update prototype.
1495 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1496 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1497 mode. Use relink_block_chain to serialize the CFG according to the
1498 new basic block order. Move targetm.cannot_modify_jumps_p check from
1500 (gate_handle_reorder_blocks): ...to here.
1501 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1503 (gate_duplicate_computed_gotos): ...to here.
1504 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1505 something always changes when going into and out of cfglayout mode.
1506 Perform an expensive cfg cleanup while going into cfglayout mode.
1507 Always update liveness information on HAVE_conditional_execution
1508 targets. Reserialize the basic blocks and go out of cfglayout mode.
1509 * reg-stack.c: Include cfglayout.h.
1510 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1511 the call to reorder_basic_blocks.
1512 * basic-block.h (reorder_basic_blocks): Update prototype.
1513 (relink_block_chain): New prototype.
1514 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1516 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1518 * config/mips/mips.md (type, hazard, *movdi_32bit,
1519 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1520 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1521 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1522 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1523 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1525 (movcc): Change first xfer to multi.
1526 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1527 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1528 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1529 config/mips/generic.md: Change reservations using "xfer" to use
1531 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1532 using match_operand.
1533 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1534 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1536 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1538 2007-03-22 Richard Henderson <rth@redhat.com>
1540 * config/i386/i386.c: Remove unnecessary function declarations.
1541 Move targetm definition, and all related macros, to the end of
1542 the file. Resort some functions to put definitions before uses.
1543 (ix86_attribute_table): Make static. Move to end of file.
1544 (ix86_gimplify_va_arg): Make static.
1546 2007-03-22 Richard Henderson <rth@redhat.com>
1548 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1549 don't increase local_regparm with force_align_arg_pointer check.
1550 (ix86_function_sseregparm): Assert 32-bit.
1551 (type_has_variadic_args_p): New.
1552 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1553 type_has_variadic_args_p.
1554 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1555 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1556 use memset instead. Do maybe_vaarg check first; skip attribute
1557 tests if true; skip attribute tests for 64-bit.
1558 (construct_container): Remove TARGET_DEBUG_ARG.
1559 (function_arg_advance_32, function_arg_advance_64): Split out ...
1560 (function_arg_advance): ... from here.
1561 (function_arg_32, function_arg_64): Split out ...
1562 (function_arg): ... from here.
1563 (ix86_pass_by_reference): Tidy.
1564 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1565 (function_value_32): New, from parts of ix86_function_value
1566 and ix86_value_regno.
1567 (function_value_64): New, from parts of ix86_function_value
1568 and ix86_libcall_value.
1569 (ix86_function_value_1): New.
1570 (ix86_function_value, ix86_libcall_value): Use it.
1571 (return_in_memory_32, return_in_memory_64): Split out ...
1572 (ix86_return_in_memory): ... from here.
1573 (ix86_struct_value_rtx): Skip for 64-bit.
1574 (ix86_libcall_value, ix86_value_regno): Remove.
1575 (setup_incoming_varargs_64): Split out ...
1576 (ix86_setup_incoming_varargs): ... from here.
1577 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1578 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1579 * config/i386/i386-protos.h (ix86_function_value): Remove.
1580 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1582 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1585 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1586 infinities not supported, otherwise emit warning if -Woverflow. On
1587 underflow, emit warning if -Woverflow.
1588 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1590 * real.h (real_from_string): Update declaration
1592 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1593 Richard Henderson <rth@redhat.com>
1595 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1596 * calls.c (compute_argument_block_size, expand_call,
1597 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1598 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1599 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1600 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1601 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1602 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1603 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1604 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1607 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1609 * c-incpath.c (add_sysroot_to_chain): New.
1610 (merge_include_chains): Add sysroot argument. Call
1611 add_sysroot_to_chain if sysrooted.
1612 (register_include_chains): Update call to merge_include_chains.
1613 * doc/cppopts.texi: Document use of '=' in include directory
1616 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1618 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1619 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1620 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1621 insn pattern using X87MODEF12 mode macro.
1623 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1625 * regmove.c (regmove_optimize): Use reg_mentioned_p
1626 instead of reg_overlap_mentioned_p for DST.
1628 2007-03-21 Mike Stump <mrs@apple.com>
1630 * c.opt: Fixup for Objective-C/C++.
1632 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1634 * explow.c (convert_memory_address): Fold memory reference when
1635 POINTERS_EXTEND_UNSIGNED < 0
1637 2007-03-21 Richard Henderson <rth@redhat.com>
1640 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1641 * config/i386/mmintrin.h (__m64): Likewise.
1642 * config/i386/xmmintrin.h (__m128): Likewise.
1644 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1646 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1647 (VXWORKS_OS_CPP_BUILTINS): Define.
1648 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1649 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1651 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1653 * rtl.h (constant_pool_reference_p): Delete.
1654 (find_constant_src): Declare.
1655 * rtlanal.c (find_constant_src): New function.
1656 * simplify-rtx.c (constant_pool_reference_p): Delete.
1657 * config/i386/i386.md: Use find_constant_src instead of
1658 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1660 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1662 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1663 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1665 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1667 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1668 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1669 (arm_elf_asm_constructor): Use it.
1670 (arm_elf_asm_destructor): New function.
1672 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1674 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1676 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1678 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1680 2007-03-19 Andrew Haley <aph@redhat.com>
1682 PR tree-optimization/31264
1683 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1686 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1688 PR rtl-optimization/30907
1689 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1690 (fwprop_init): Always call loop_optimizer_initialize.
1691 (fwprop_done): Always call loop_optimizer_finalize.
1692 (fwprop): We always have loop info now.
1693 (gate_fwprop_addr): Remove.
1694 (pass_fwprop_addr): Use gate_fwprop as gate.
1696 PR rtl-optimization/30841
1697 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1698 df_chain_alloc): Call df_reorganize_refs unconditionally.
1699 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1700 refs_organized to refs_organized_size.
1701 (df_ref_create_structure): Use refs_organized_size instead of
1702 bitmap_size if refs had been organized, and keep refs_organized_size
1704 * df.h (struct df_ref_info): Change refs_organized to
1705 refs_organized_size.
1706 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1709 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1711 * except.c (output_function_exception_table): Do not reference the
1712 EH personality routine for functions that do not require an
1715 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1718 * c-typeck.c (convert_for_assignment): Call comptypes for
1719 RECORD_TYPE or UNION_TYPE.
1722 * reload1.c (reload): Do invalid ASM checking after
1723 cleanup_subreg_operands.
1725 2007-03-19 Jeff Law <law@redhat.com>
1727 * tree-cfg.c (find_taken_edge): Tighten conditions for
1728 optimizing computed gotos.
1730 2007-03-19 Michael Matz <matz@suse.de>
1732 * builtins.c (expand_builtin_sync_operation,
1733 expand_builtin_compare_and_swap,
1734 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1737 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1738 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1741 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1743 * doc/tm.texi: Add brackets around the return type of
1744 TARGET_SECONDARY_RELOAD.
1746 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1747 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/31254
1750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1751 Use handled_component_p () where appropriate. Continue
1752 propagating into the rhs if we propagated into an INDIRECT_REF
1755 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1757 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1758 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1759 (xde, xdee): Mode attributes adjusted to support DFP modes.
1760 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1761 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1762 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1763 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1764 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1765 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1766 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1768 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1769 "movsf"): Insn definitions removed.
1770 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1771 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1772 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1774 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1775 "reload_in<mode>", "reload_out<mode>"): Expander added.
1776 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1779 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1781 * config/s390/s390.md: Only non-functional changes. Renamed
1782 FPR mode macro to BFP all over the file.
1784 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1786 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1787 (op_type attribute): RRF instruction type added.
1788 (fT0): New mode attribute.
1789 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1790 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1791 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1792 no secondary memory is needed when moving DFmode values between GPRs
1795 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1797 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1798 inverted and documentation adjusted.
1799 ("mhard-dfp", "msoft-dfp"): New options.
1800 * config/s390/s390.c (s390_handle_arch_option): New architecture
1802 (override_options): Sanity checks for the new options added.
1803 * config.gcc: New architecture switch: z9-ec.
1804 * config/s390/s390.h (processor_flags): PF_DFP added.
1805 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1806 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1807 when the bit is NOT set so remove it from the defaults.
1809 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1811 * genemit.c (main): Print include statement for dfp.h.
1812 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1815 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1817 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1819 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1822 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1825 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1827 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1828 attr_length_call, output_call, output_indirect_call): Cleanup
1829 formatting of targetm calls.
1831 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1833 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1835 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1837 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1838 reservation, bypass and anti-bypass descriptions for these instructions.
1839 Update move patterns.
1840 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1843 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1845 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1846 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1847 (get_initial_def_for_reduction): Likewise.
1849 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1851 Fix PR tree-optimization/29922
1852 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1853 (get_representative): Removed.
1854 (value_dies_in_block_x): Update for rvuse removal.
1855 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1856 (compute_antic_aux): Handle when PHI nodes appear in
1857 non-single-successors.
1858 (dump_bitmap_of_names): Removed.
1859 (compute_antic_safe): Renamed and removed rvuse calculation.
1860 Calculate only antic safe.
1861 (insert_into_preds_of_block): Remove assert.
1862 (execute_pre): Update for renamed functions.
1863 (defer_or_phi_translate_block): New function.
1865 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1867 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1868 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1870 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1871 Follow spelling conventions.
1873 * tree-data-ref.h: Remove the prototype for analyze_array.
1875 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1877 PR tree-optimization/31041
1878 * tree-vect-transform.c (get_initial_def_for_induction): Call
1879 force_gimple_operand.
1881 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1883 * ipa-type-escape.c (look_for_casts) : Revert code to use
1884 handled_component_p due to ada test a-numaux.adb.
1886 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1888 * final.c (final_scan_insn): Alter the condition of a
1889 conditional trap if we have nonstandard CC.
1891 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1893 * configure.ac: Remove excess quoting from asm line 0 test.
1894 * configure: Rebuilt.
1896 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1898 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1899 * c-common.c (convert_and_check): Move warning logic to...
1900 (warnings_for_convert_and_check): ...here. Define.
1901 * c-common.h (warnings_for_convert_and_check): Declare.
1903 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1905 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1906 (output_call): Likewise.
1908 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1910 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1912 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1914 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1916 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1919 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1921 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1923 PR tree-optimization/31183
1924 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1925 Use double_int instead of unsigned int for representing access_strides.
1926 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1928 2007-03-16 Richard Guenther <rguenther@suse.de>
1930 PR tree-optimization/31146
1931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1932 to allow recursion of forward_propagate_addr_expr.
1933 (forward_propagate_addr_into_variable_array_index): Likewise.
1934 (forward_propagate_addr_expr): Likewise.
1935 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1936 (forward_propagate_addr_expr_1): Recurse on simple copies
1937 instead of propagating into them. Do so for useless conversions
1939 (forward_propagate_addr_expr): Clean up unused statements after
1942 2007-03-16 Richard Guenther <rguenther@suse.de>
1944 * builtins.c (expand_builtin_cexpi): Use the right argument
1945 for the expansion via cexp.
1947 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1949 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1950 * configure: Rebuilt.
1952 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1955 * dwarf2out.c (force_type_die): Adjust comment.
1956 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1958 2007-03-15 DJ Delorie <dj@redhat.com>
1960 * config/frv/predicates.md (minmax_operator): Don't check operands
1963 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1965 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1966 Update constant estimates of number of iterations.
1967 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1968 argument renamed to "realistic".
1969 (compute_estimated_nb_iterations): Removed.
1970 (record_niter_bound): New function.
1971 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1972 call record_nonwrapping_iv with upper = false.
1973 (infer_loop_bounds_from_signedness): Pass upper argument to
1974 record_nonwrapping_iv.
1975 (estimate_numbers_of_iterations_loop): Do not call
1976 compute_estimated_nb_iterations. Record estimate based on profile
1977 information. Initialize the constant estimates of number of
1979 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1981 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1982 number of iterations is too small.
1983 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1984 (EST_NOT_AVAILABLE): Removed.
1985 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1986 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1989 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1991 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1992 Handle NE_EXPR guards.
1994 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1997 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1998 Set also -pedantic-errors by default for the preprocessor unless
1999 -fpermissive is given.
2001 2007-03-15 Richard Guenther <rguenther@suse.de>
2005 * builtins.c (expand_builtin_cexpi): As a fallback if we
2006 don't have builtins for sincos or cexp create a function
2007 declaration for cexp and expand to a call to that.
2008 (expand_builtin_int_roundingfn): Always fall
2009 back to floor/ceil and its variants even if they may be
2012 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2015 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2016 jump tables, move the call to delete_dead_jumptables from here...
2017 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2018 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2019 don't allow merging of blocks that try_redirect_by_replacing_jump
2020 also does not handle when not optimizing.
2022 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2023 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2025 * config/i386/i386.md (x86_sahf_1): Correctly handle
2028 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2031 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2032 x86_64_general_operand as operand[2] predicate. Remove "iF"
2033 from operand constraints and use "e" constraint instead.
2034 (*subti3_1, *subti3_1 splitter): Ditto.
2035 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2036 operand[1] predicate.
2038 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2040 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2041 arrays, multiply the access strides by the size of the sub-array.
2042 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2044 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2046 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2047 the configured assembler supports the sahf mnemonic.
2048 * configure: Regenerate.
2049 * config.in: Regenerate.
2051 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2052 emit "sahf" or ".byte\t0x9e" as asm template.
2054 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2057 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2058 option to replace hard coded TARGET_xxx in md file.
2059 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2060 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2061 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2062 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2063 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2064 (X86_TUNE_NOT_VECTORMODE): Ditto.
2065 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2066 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2067 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2068 (TUNE_SLOW_IMUL_IMM8): Ditto.
2069 (TUNE_MOVE_M1_VIA_OR): Ditto.
2070 (TUNE_NOT_UNPAIRABLE): Ditto.
2071 (TUNE_NOT_VECTORMODE): Ditto.
2073 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2076 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2077 tuning options instead of hard coded TARGET_xxx.
2078 (fix ssemode peephole2's): Ditto.
2079 (imul peephole2's): Ditto.
2081 (movdi_or_rex64): Ditto.
2082 (move peephole2): Ditto.
2083 (not peephole2's): Ditto.
2085 2007-03-14 Dirk Mueller <dmueller@suse.de>
2087 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2088 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2089 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2091 * c-parser.c (c_parser_do_statement): Warn about empty body in
2093 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2094 * doc/invoke.texi (-Wempty-body): Update documentation.
2096 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2099 * c-common.h (warn_for_div_by_zero): Declare.
2100 * c-common.c (warn_for_div_by_zero): Define.
2101 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2104 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2106 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2107 to PREFIX and STANDARD_PREFIX.
2109 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2110 Phil Edwards <phil@codesourcery.com>
2112 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2113 (__gthread_once_t): Remove busy field for RTPs.
2114 (__GTHREAD_ONCE_INIT): Update accordingly.
2116 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2118 * doc/invoke.texi: Document VxWorks options.
2120 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2122 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2124 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2126 PR tree-optimization/30590
2127 * tree-nrv.c (tree_nrv): Check for the partial update of the
2130 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2132 * flags.h (flag_random_seed): Remove declaration, in favor of...
2133 * toplev.h (get_random_seed, set_random_seed): ... these.
2134 * tree.c (get_file_function_name): Use the former.
2135 * opts.c (common_handle_option): Use the latter.
2138 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2141 * cse.c (cse_find_path): Do not bail out if a basic block that
2142 we already visited now becomes part of a path that starts at a
2143 different basic block. Just disallow this, to make sure we
2144 visit each basic block at most once.
2146 2007-03-13 Jan Hubicka <jh@suse.cz>
2148 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2149 when profile esitmate is present, calls with very low frequency are
2152 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2154 PR tree-optimization/30730
2155 PR tree-optimization/26900
2156 * tree-ssa-loop-niter.c: Include gmp.h.
2158 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2159 split_to_var_and_offset, determine_value_range,
2160 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2161 bound_difference, bounds_add, bounds_negate,
2162 number_of_iterations_ne_max, dump_affine_iv): New functions.
2163 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2164 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2165 difference of initial and final value of control iv to validate
2167 (number_of_iterations_cond): Add loop parameter. Determine bounds
2168 on the difference of the extremes of the control iv. Add dumps.
2169 (expand_simple_operations): Handle phi nodes.
2170 (simplify_using_initial_conditions): Do not record used conditions.
2171 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2172 Do not set additional_info.
2173 (implies_nonnegative_p, implies_ge_p): Removed.
2174 (derive_constant_upper_bound): Do not use parameter `additional'.
2175 (record_estimate): Parameter `additional' removed. Parameter
2176 `i_bound' added. Do not call derive_constant_upper_bound.
2177 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2178 bound the number of iterations estimate.
2179 (estimate_numbers_of_iterations_loop): Pass the estimate from
2180 the number of iterations analysis to record_estimate.
2181 * tree.h (multiple_of_p): Declare.
2182 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2183 (scev_const_prop): Do not check expression_expensive_p.
2184 * fold-const.c (multiple_of_p): Exported.
2185 * double-int.c (double_int_mask): Exported.
2186 * double-int.h (double_int_mask): Declare.
2187 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2188 field. Added max field.
2190 2007-03-13 David Taylor <taylor@candd.org>
2193 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2196 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2199 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2200 two unamed patterns.
2202 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.opt (mcx16, msahf): New options.
2205 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2206 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2208 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2209 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2210 Output -mcx16 and -msahf options when corresponding bit is set.
2212 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2215 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2217 * configure.ac: Test for assembler tolerance to # 0 "".
2218 * configure, config.in: Rebuilt.
2219 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2221 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2223 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2225 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2226 (handle_syscall): Handle direct system calls.
2227 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2229 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2231 * doc/invoke.texi: Fix cpp.info cross-reference.
2232 * doc/passes.texi: Fix gcc.info cross-reference.
2234 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2236 PR tree-optimization/30835
2237 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2238 bb_for_stmt is not NULL before accessing it.
2240 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2242 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2245 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2248 * doc/install.texi: Document --enable-stage1-languages
2250 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2252 * tree-pass.h (pass_into_cfg_layout_mode,
2253 pass_outof_cfg_layout_mode): Declare.
2254 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2255 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2256 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2257 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2259 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2261 * c-decl.c (warn_variable_length_array): New function.
2262 Refactored from grokdeclarator to handle warn_vla
2263 and handle unnamed array case.
2264 (grokdeclarator): Refactored VLA warning case.
2265 * c.opt (Wvla): New flag.
2266 * doc/invoke.texi (Wvla): New warning.
2268 2007-03-12 Richard Henderson <rth@redhat.com>
2270 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2271 (TARGET_SECTION_TYPE_FLAGS): New.
2273 2007-03-12 Richard Henderson <rth@redhat.com>
2275 * config/darwin.c (machopic_reloc_rw_mask): New.
2276 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2277 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2279 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2281 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2282 * cppdefault.h (cpp_PREFIX): Document.
2283 (cpp_PREFIX_len): Likewise.
2284 (cpp_EXEC_PREFIX): New variable.
2285 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2286 * c-incpath.c (add_standard_paths): Correct logic for relocating
2287 paths within prefix.
2289 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2292 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2294 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2295 fix_truncdfdi_sse using SSEMODEF mode macro.
2296 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2297 fix_truncdfsi_sse using SSEMODEF mode macro.
2298 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2299 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2301 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2303 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2306 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2308 * tree.h : Add multiple_of_p declaration.
2309 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2310 * ipa-type-escape.c (results_of_malloc): Redundant.
2311 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2312 (cast_type): Extended with new members.
2313 (check_cast): Returns cast_type.
2314 (cast): New structure for data of walk_use_def_chains.
2315 (is_malloc_result, is_cast_from_non_pointer_1,
2316 is_cast_from_non_pointer,
2317 is_array_access_through_pointer_and_index): New functions.
2318 (look_for_casts): Returns cast types.
2319 (check_call): Returns void.
2320 (okay_pointer_operation): Use support of pointer plus index,
2321 pointer plus constant and allow all multiplications.
2323 2007-03-11 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/31115
2326 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2327 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2328 A shift count of zero is not special as with *_DIV_EXPR.
2329 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2332 2007-03-11 Ian Lance Taylor <iant@google.com>
2334 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2335 the *_DIV_EXPR codes correctly with overflow infinities.
2337 2007-03-11 Ira Rosen <irar@il.ibm.com>
2339 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2340 indicate success/failure of the analysis. Add negation to subtrahend
2341 in case of subtraction. Fail if both operands contain constants.
2342 (create_data_ref): Fail if analyze_offset fails.
2344 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2346 * config/i386/i386.md (frndintxf2): Rename to ...
2347 (rintxf2): ... this. Remove expander having same name.
2348 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2349 (roundsf2, rounddf2): Ditto.
2350 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2351 (lround<mode>di2, lround<mode>si2): Ditto.
2353 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2355 * lower-subreg.c: Include except.h.
2356 (decompose_multiword_subregs): Verify that the only control flow
2357 insns we can split are loads to multi-words pseudos.
2358 Handle breaking such blocks after splitting, instead of calling
2359 find_many_sub_basic_blocks.
2361 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2362 on the new basic block. Add a lengthy comment explaining why we
2363 thought this was necessary.
2364 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2366 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2369 * tree.c (walk_type_fields): Recurse into the element type of
2370 ARRAY_TYPEs if there is a pointer set.
2372 2007-03-10 Dirk Mueller <dmueller@suse.de>
2374 * c-common.c (warn_logical_operator): Fix condition.
2376 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2378 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2380 * config/darwin.c (machopic_select_section): Remove superfluous
2381 argument in call to categorize_decl_for_section. Remove unused
2384 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2386 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2388 * configure: Regenerate.
2390 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2394 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2395 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2396 Add LABEL_NUSES to emitted label.
2397 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2398 branch probability value to emitted jump insn.
2399 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2400 Do not check life information and do not re-arrange input operands
2401 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2403 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2405 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2406 the change of decode_asm_operands.
2408 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2410 * mode-switching.c (create_pre_exit): Skip blockage insn.
2412 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2414 * tree-pass.h (TODO_update_smt_usage): Remove.
2416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2420 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2422 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2423 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2424 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2427 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2429 * gcc.c: Document %{, in big comment at top.
2430 (input_suffix_matches): Remove special handling for .s and
2432 (input_spec_matches): New.
2433 (handle_braces): Handle %{,.
2434 (validate_switches): ',' indicates a value which is not a switch.
2435 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2436 to detect assembler input.
2437 * config/i386/sol2.h (CPP_SPEC): Likewise.
2438 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2439 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2440 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2441 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2442 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2443 -m64 causes deployment target to default to 10.5.
2444 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2446 2007-03-09 Richard Henderson <rth@redhat.com>
2449 * target.h (targetm.asm.out.reloc_rw_mask): New.
2450 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2451 (TARGET_ASM_OUT): Use it.
2452 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2453 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2454 use the new reloc_rw_mask target hook instead.
2455 (default_section_type_flags_1): Merge into...
2456 (default_section_type_flags): ... here.
2457 (decl_readonly_section_1): Merge into...
2458 (decl_readonly_section): ... here.
2459 (default_elf_select_section_1): Merge into...
2460 (default_elf_select_section): ... here.
2461 (default_unique_section_1): Merge into...
2462 (default_unique_section): ... here.
2463 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2464 (default_select_rtx_section): Use it.
2465 (default_elf_select_rtx_section): Likewise.
2466 * output.h: Update to match.
2467 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2468 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2469 (TARGET_ASM_RELOC_RW_MASK): New.
2470 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2471 to categorize_decl_for_section.
2472 (x86_64_elf_unique_section): Likewise.
2473 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2474 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2475 (TARGET_ASM_RELOC_RW_MASK): New.
2476 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2477 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2478 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2479 (TARGET_RWRELOC): Remove.
2480 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2481 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2482 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2483 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2484 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2485 (rs6000_xcoff_select_section): Use decl_readonly_section.
2486 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2487 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2488 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2489 (TARGET_SECTION_TYPE_FLAGS): Remove.
2490 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2492 2007-03-09 Roger Sayle <roger@eyesopen.com>
2494 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2495 complex constant equality/inequality comparisons for here.
2496 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2497 known at compile-time or can be simplified to a scalar comparison.
2498 (fold_relational_const): Move compile-time evaluation of complex
2499 constant equality/inequality comparisons to here.
2501 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2503 PR rtl-optimization/30643
2504 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2506 (fold_rtx): Recurse, like before 2006-11-03.
2508 2007-03-09 DJ Delorie <dj@redhat.com>
2510 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2513 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2515 PR tree-optimization/30375
2516 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2517 LHS of statements is not the same.
2518 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2520 2007-03-09 Chao-ying Fu <fu@mips.com>
2522 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2524 * doc/invoke.texi (-mdspr2): Document new option.
2525 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2526 New unspec for DSP REV 2.
2527 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2528 these instructions are extended in DSP REV 2.
2529 (mips-dspr2.md): Include.
2530 * config/mips/mips.opt (mdspr2): New option.
2531 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2532 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2533 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2534 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2535 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2536 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2537 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2539 (bdesc_map): Add one field of unsupported_target_flags.
2540 (bdesc_arrays): Update entries to have extra fields. Add
2542 (mips_init_builtins): Initialize new function types.
2543 Check unsupported_target_fileds to filter out builtins.
2544 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2546 (ASM_SPEC): Pass mdspr2 to the assembler.
2547 * config/mips/mips-dspr2.md: New file.
2549 2007-03-09 Sa Liu <saliu@de.ibm.com>
2551 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2553 2007-03-09 Ian Lance Taylor <iant@google.com>
2555 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2556 argument) like -Wstrict-overflow=2.
2557 * doc/invoke.texi (Warning Options): Update documentation.
2559 2007-03-09 Dirk Mueller <dmueller@suse.de>
2562 * doc/invoke.texi (-Wlogical-op): Document.
2563 * common.opt (-Wlogical-op): New.
2564 * c-common.h (warn_logical_operator): Declare.
2565 * c-common.c (warn_logical_operator): Define.
2566 * c-typeck.c (parser_build_binary_op): Call
2567 warn_logical_operator.
2569 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2571 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2572 * final.c (final_scan_insn): Test for non-"" file name.
2574 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2576 * doc/loop.texi: Document the Omega linear constraints solver.
2577 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2578 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2579 omega-hash-table-size, omega-max-keys, and
2580 omega-eliminate-redundant-constraints.
2581 * tree-pass.h (pass_check_data_deps): Declared.
2584 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2585 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2586 pass_check_data_deps): New.
2587 * tree-data-ref.c (init_data_ref): Remove declaration.
2588 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2589 (analyze_array): Renamed init_array_ref, move up initializations.
2590 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2591 Removed arguments that are set to NULL.
2592 (analyze_indirect_ref): Correct indentation, correct call to
2594 (object_analysis): Call init_array_ref instead of analyze_array.
2595 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2596 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2597 of DR_ACCESS_FNS_ADDR.
2598 (init_omega_eq_with_af, omega_extract_distance_vectors,
2599 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2600 ddr_consistent_p): New.
2601 (compute_affine_dependence): Check consistency of ddrs when
2602 flag_check_data_deps is passed.
2603 (analyze_all_data_dependences): Uncomment.
2604 (tree_check_data_deps): New.
2605 * tree-data-ref.h: Include omega.h.
2606 (DR_ACCESS_FNS_ADDR): Removed.
2607 (data_dependence_relation): Add inner_loop.
2608 (DDR_INNER_LOOP): New.
2609 * common.opt (fcheck-data-deps): New.
2610 * tree-flow.h (tree_check_data_deps): Declare.
2611 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2612 (OBJS-common): Depend on omega.o.
2614 * passes.c (pass_check_data_deps): Scheduled.
2615 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2616 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2617 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2618 PARAM_VECT_MAX_VERSION_CHECKS,
2619 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2621 2007-03-09 Richard Guenther <rguenther@suse.de>
2623 PR tree-optimization/30904
2625 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2626 the same way as *_DIV_EXPR.
2628 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2630 * recog.c (decode_asm_operands): No mixed declarations and code.
2632 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2634 * rtl.def (ASM_INPUT): Add location.
2635 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2636 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2637 (decode_asm_operands): Add loc operand.
2638 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2639 * stmt.c (expand_asm): Rename to...
2640 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2641 gen_rtx_ASM_INPUT_loc.
2642 (expand_asm_expr): Adjust.
2643 * recog.c (decode_asm_operands): Add loc operand.
2644 (check_asm_operands, extract_insn): Adjust.
2645 * reload1.c (maybe_fix_stack_asms): Likewise.
2646 * final.c (asm_insn_count): Likewise.
2647 (final_scan_insn): Output # line before and after asm.
2649 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2651 * tree-ssa-structalias.c (variable_info): Remove
2653 (new_var_info): Ditto.
2654 (shared_bitmap_info_t): New structure.
2655 (shared_bitmap_table): New variable.
2656 (shared_bitmap_hash): New function.
2657 (shared_bitmap_eq): Ditto
2658 (shared_bitmap_lookup): Ditto.
2659 (shared_bitmap_add): Ditto.
2660 (merge_smts_into): Change to take bitmap directly.
2661 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2662 (init_alias_vars): Init shared bitmap hashtable.
2663 (delete_points_to_sets): Delete shared bitmap hashtable.
2664 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2665 is_aliased removal as a change that was still necessary was
2668 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/i386.h (override_options): Conditionally disable
2671 x86_sahf for 64bit targets only.
2673 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2676 * c-decl.c (merge_decls): Don't call make_var_volatile.
2677 * varasm.c (make_var_volatile): Remove.
2678 * output.h (make_var_volatile): Remove.
2680 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2682 PR tree-optimization/31085
2683 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2685 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2687 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2688 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2689 ATTR_CONST_NOTHROW_LIST.
2691 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2694 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2696 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2698 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2701 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2703 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2704 passed, use shared libgcc.
2706 2007-03-08 Roger Sayle <roger@eyesopen.com>
2708 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2709 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2710 (honor_protect_cleanup_actions, lower_try_finally_switch):
2712 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2713 ifc_temp_var): Likewise.
2714 * tree-inline.c (setup_one_parameter): Likewise.
2715 * tree-mudflap.c (mf_decl_cache_locals,
2716 mf_build_check_statement_for): Likewise.
2717 * tree-nested.c (init_tmp_var, save_tmp_var,
2718 finalize_nesting_tree_1): Likewise.
2719 * tree-outof-ssa.c (insert_copy_on_edge,
2720 insert_backedge_copies): Likewise.
2721 * tree-profile.c (tree_gen_edge_profiler,
2722 tree_gen_ic_profiler): Likewise.
2723 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2724 * tree-sra.c (sra_build_assignment): Likewise.
2725 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2726 * tree-ssa-math-opts.c (insert_reciprocals,
2727 execute_cse_sincos_1): Likewise.
2728 * tree-tailcall.c (adjust_accumulator_values,
2729 adjust_return_value): Likewise.
2730 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2731 * tree-vect-transform.c (vect_create_data_ref_ptr,
2732 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2733 vect_create_epilog_for_reduction, vectorizable_reduction,
2734 vectorizable_call, vectorizable_conversion,
2735 vectorizable_assignment, vectorizable_operation,
2736 vectorizable_type_demotion, vect_gen_widened_results_half,
2737 vect_permute_store_chain, vectorizable_store,
2738 vect_setup_realignment, vect_permute_load_chain,
2739 vectorizable_load, vectorizable_condition,
2740 vect_create_cond_for_align_checks): Likewise.
2741 * tree-vrp.c (build_assert_expr_for): Likewise.
2743 2007-03-08 Ian Lance Taylor <iant@google.com>
2745 * tree-vrp.c: Include "intl.h".
2746 (usable_range_p): New static function.
2747 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2748 overflowed values, juts set *strict_overflow_p.
2749 (compare_values): Only return -2 if one of the operands is not a
2751 (compare_ranges): Call usable_range_p.
2752 (compare_range_with_value): Likewise.
2753 (vrp_evaluate_conditional_warnv): Rename from
2754 vrp_evaluate_conditional. Make static. Change all callers.
2755 (vrp_evaluate_conditional): New function.
2756 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2758 (simplify_abs_using_ranges): Likewise.
2759 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2760 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2761 within_stmt parameter.
2762 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2763 vrp_evaluate_conditional.
2764 * tree-ssa-threadedge.c
2765 (record_temporary_equivalences_from_stmts_at_dest): Change
2766 simplify parameter to take a second tree parameter.
2767 (simplify_control_stmt_condition): Likewise.
2768 (thread_across_edge): Likewise.
2769 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2770 (thread_across_edge): Likewise.
2771 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2773 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.h (TARGET_SAHF): New define.
2776 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2777 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2778 (x86_sahf): New global variable.
2779 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2780 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2781 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2782 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2784 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2785 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2786 when expanding fcomi/sahf based tests.
2787 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2788 expanding sahf based alternative. Emit sahf based sequence when
2789 optimizing for code size.
2790 * config/i386/i386.md (x86_sahf_1): Do not disable for
2791 TARGET_64BIT, enable for TARGET_SAHF.
2793 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2795 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2796 spurious whitespace from error message.
2798 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2801 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2803 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2805 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2807 * tree-sra.c (instantiate_element): Propagate disabled warnings
2808 from the element itself to the created variable.
2810 2007-03-07 Richard Henderson <rth@redhat.com>
2813 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2814 silently fix up the stack in the case of a missing register.
2816 2007-03-07 Paul Brook <paul@codesourcery.com>
2818 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2820 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2822 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2824 (phase1_vrs): Use them.
2825 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2826 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2827 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2828 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2829 __gnu_Unwind_Restore_WMMXC if required.
2830 (_Unwind_VRS_Pop): Implement iWMMXt support.
2831 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2832 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2833 gnu_Unwind_Save_WMMXC): Define.
2835 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2837 * config/vxworks.h (vxworks_override_options): Declare.
2838 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2839 * config/vxworks.c: Include target.h and toplev.h.
2840 (vxworks_override_options): New function.
2841 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2843 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2845 * config/s390/s390.c (override_options): Don't emit an error when
2846 -mstack-size is used without providing -mstack-guard.
2847 (s390_emit_prologue): Choose stack_guard value automatically if not
2848 provided via command line.
2849 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2851 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2853 * config/i386/i386.c (output_set_got): Add a GOT initialization
2854 sequence for VxWorks PIC.
2855 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2856 around labels as well as symbols. Use gotoff_operand instead
2857 of local_symbolic_operand.
2858 (legitimize_pic_address): Use gotoff_operand instead of
2859 local_symbolic_operand. Use @GOT accesses for labels as
2861 (ix86_output_addr_diff_elt): Use PC-relative rather than
2862 GP-relative offsets for VxWorks PIC.
2863 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2864 no_new_pseudos. Check whether the returned register is op0.
2865 * config/i386/i386.md (tablejump): Use PC-relative rather than
2866 GP-relative offsets for VxWorks PIC.
2867 * config/i386/predicates.md (gotoff_operand): New predicate.
2869 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2871 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2873 * config/vxworks-dummy.h: New file.
2874 * config/i386/i386.h: Include it.
2876 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2878 * dwarf2out.c (is_inlined_entry_point): New
2879 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2880 DW_AT_ranges if the first subblock is the entry point.
2882 2007-03-06 David Daney <ddaney@avtrex.com>
2884 * doc/install.texi (mips-*-*): Change recommended binutils
2887 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2889 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2890 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2892 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2893 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2895 2007-03-06 Jan Hubicka <jh@suse.cz>
2897 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2898 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2900 (probably_cold_bb_p): Cold functions are cold.
2901 (probably_never_executed_bb_p): Cold functions are cold.
2902 (tree_bb_level_predictions): Predict calls to cold functions as not
2904 (compute_function_frequency): Check hot/cold attributes.
2905 * function.h (function_frequency): Update comments.
2906 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2907 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2908 (c_common_att): Add cold and hot.
2910 * doc/extend.texi (hot,cold attributes): Document.
2912 2007-03-06 Andrew Haley <aph@redhat.com>
2914 * function.c (expand_function_end): Move blockage to just after we
2915 emit the label for the naked return from the function.
2917 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2919 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2922 2007-03-06 Jan Hubicka <jh@suse.cz>
2924 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2925 loaded for constant large models. Non-large 64bit PIC can do.
2926 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2927 * cmodel.h: Add LARGE PIC.
2928 * i386.md (UNSPEC_PLTOFF): New.
2929 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2931 (*call_1_rex64): Disable for large models.
2932 (*call_1_rex64_large): New.
2933 (*call_value_1_rex64): Disable for large models.
2934 (*call_value_1_rex64_large): New.
2935 (set_rip_rex4): New.
2936 (set_got_offset_rex64): New.
2937 * predicates.md (constant_call_address_operand): For large model
2938 constant calls are not possible.
2939 * i386-protos.h (construct_plt_address): Declare.
2940 * i386.c (override_options): Accept large models.
2941 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2942 (legitimate_constant_p): Add new UNSPECs.
2943 (legitimate_pic_operand_p): Likewise.
2944 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2945 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2947 (output_pic_addr_const): Add PLTOFF.
2948 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2949 (ix86_expand_move): Legitimize pic address when in PIC mode.
2950 (construct_plt_address): New function.
2951 (ix86_expand_call): Offload the address to register and use GOT pointer
2953 * invoke.texi (mcmodel=large): Update documentation.
2955 2007-03-06 Richard Henderson <rth@redhat.com>
2957 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2958 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2959 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2960 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2961 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2962 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2963 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2964 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2965 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2966 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2967 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2968 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2969 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2970 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2971 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2972 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2973 x86_schedule, x86_use_bt, x86_pad_returns,
2974 x86_use_xchgb): Merge into ...
2975 (ix86_tune_features): ... here. New array.
2976 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2977 x86_bswap): Merge into ...
2978 (ix86_arch_features): ... here. New array.
2979 (x86_3dnow_a): Remove.
2980 (x86_accumulate_outgoing_args): Make static.
2981 (x86_arch_always_fancy_math_387): Make static.
2982 (ix86_tune_mask, ix86_arch_mask): Move ...
2983 (override_options): ... to local variables here. Apply the
2984 appropriate mask to each element of ix86_arch_features and
2985 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2986 as were done in the old macros.
2987 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2988 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2989 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2990 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2991 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2992 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2993 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2994 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2995 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2996 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2997 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2998 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2999 x86_accumulate_outgoing_args, x86_prologue_using_move,
3000 x86_epilogue_using_move, x86_decompose_lea,
3001 x86_arch_always_fancy_math_387, x86_shift1,
3002 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3003 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3004 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3005 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3006 x86_use_incdec, x86_pad_returns, x86_bswap,
3007 x86_partial_flag_reg_stall): Remove.
3008 (enum ix86_tune_indices): New.
3009 (ix86_tune_features): New.
3010 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3011 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3012 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3013 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3014 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3015 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3016 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3017 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3018 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3019 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3020 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3021 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3022 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3023 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3024 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3025 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3026 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3027 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3028 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3029 TARGET_EXT_80387_CONSTANTS): Use it.
3030 (enum ix86_arch_indices): New.
3031 (ix86_arch_features): New.
3032 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3033 TARGET_BSWAP): Use it.
3034 (ix86_tune_mask, ix86_arch_mask): Remove.
3036 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3039 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3040 Define using $${sysroot_headers_suffix}.
3041 * configure: Regenerate.
3042 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3043 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3045 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3046 * gcc.c (print_sysroot_headers_suffix): New.
3047 (option_map): Include --print-sysroot-headers-suffix.
3048 (display_help): Mention -print-sysroot-headers-suffix.
3049 (process_command): Handle -print-sysroot-headers-suffix.
3050 (do_spec_1): Append multilib directory to include-fixed path if
3051 sysroot suffixes in use.
3052 (main): Handle -print-sysroot-headers-suffix.
3053 * Makefile.in (start.encap): Don't depend on xlimits.h
3054 (xlimits.h): Remove.
3055 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3056 limits.h for each multilib in fixinc_list.
3057 (fixinc_list, s-fixinc_list): New.
3058 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3059 generate them for each multilib in fixinc_list.
3060 (stmp-fixproto): Use include-fixed. Run fixproto for each
3061 multilib in fixinc_list.
3062 (mostlyclean): Don't remove xlimits.h.
3063 (clean): Remove include-fixed.
3064 (real-install-headers-tar, real-install-headers-cpio,
3065 real-install-headers-cp): Don't copy include, only include-fixed.
3066 (install-mkheaders): Depend on fixinc_list. Don't depend on
3067 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3068 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3069 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3071 2007-03-06 Jan Hubicka <jh@suse.cz>
3073 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3076 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3078 * configure.ac: Allow tm_file to contain build-directory files.
3079 * configure: Regenerate.
3080 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3081 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3082 * config/m68k/print-sysroot-suffix.sh: New file.
3084 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3086 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3087 of pic_offset_table_rtx if reload_completed.
3088 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3089 PIC_OFFSET_TABLE_REGNUM.
3090 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3092 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3093 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3095 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3097 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3098 functions that call eh_return.
3100 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3102 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3103 functions that need a constant pool.
3105 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3108 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3109 (m68k_preferred_reload_class): Likewise.
3110 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3111 (SECONDARY_RELOAD_CLASS): Define.
3112 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3113 (LIMIT_RELOAD_CLASS): Delete.
3114 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3115 registers from storing bytes.
3116 (m68k_secondary_reload_class): New function.
3117 (m68k_preferred_reload_class): Likewise.
3119 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3121 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3123 (m68k_expand_prologue): Likewise.
3125 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3127 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3128 (mips_expand_epilogue): Add a bool parameter.
3129 (m68k_legitimize_sibcall_address): Declare.
3130 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3131 (m68k_expand_epilogue): Add a parameter to select between sibling
3132 and normal epilogues. Only generate a return for the latter.
3133 (m68k_ok_for_sibcall_p): New function.
3134 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3135 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3136 (sibcall_value, *sibcall_value): Likewise.
3137 (*call, *call_value): Require !SIBLING_CALL_P.
3138 (epilogue): Update call to m68k_expand_epilogue.
3139 (sibcall_epilogue): New pattern.
3140 * config/m68k/predicates.md (const_call_operand): Say that this
3141 predicate applies to sibling calls too.
3142 (sibcall_operand): New predicate.
3144 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3146 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3147 alternatives as movsi_cf.
3148 (movsf_cf_hard): Add commentary.
3150 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3151 Richard Sandiford <richard@codesourcery.com>
3153 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3154 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3155 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3156 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3157 as being live on exit from an interrupt function.
3158 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3159 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3160 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3161 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3162 (m68k_interrupt_function_p): Globalize.
3163 (m68k_compute_frame_layout): Remove reverse mask code.
3164 (m68k_emit_movem, m68k_set_frame_related): New functions.
3165 (m68k_output_function_prologue): Delete in favor of...
3166 (m68k_expand_prologue): ...this new function.
3167 (m68k_output_function_epilogue): Delete in favor of...
3168 (m68k_expand_epilogue): ...this new function.
3169 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3171 (print_operand): Handle %?.
3172 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3173 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3174 (prologue, epilogue): New patterns.
3175 (return): Turn into a define_expand.
3176 (*return): New pattern, derived from old "return" pattern. Use rte
3177 rather than rts for interrupt functions. Only use rtd if the pop
3179 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3180 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3181 (link, *link, unlink, *unlink, load_got): Likewise.
3183 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3187 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3188 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3189 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3190 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3191 and m68k_matches_u_p.
3192 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3193 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3194 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3195 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3196 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3197 (REG_STRICT_P): New macro.
3198 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3199 PCREL_GENERAL_OPERAND_OK.
3200 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3201 m68k_legitimate_base_reg_p.
3202 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3203 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3204 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3205 * config/m68k/m68k.c (m68k_address): New structure.
3206 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3207 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3208 (m68k_jump_table_ref_p, m68k_decompose_address)
3209 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3210 (m68k_matches_u_p): New functions.
3211 (print_operand_address): Rewrite to use m68k_decompose_index.
3213 2007-03-05 David Taylor <dtaylor@emc.com>
3215 * gcc.c: Correct copyright date in --version output.
3217 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3219 * pa.md: In unamed move patterns, disparge copies between general
3220 and floating point registers using '?' modifier. Don't include 'f'
3221 constraint for register preferences in DImode, SImode, HImode and
3222 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3223 Remove constraints for copies between general and floating registers
3224 in soft-float DFmode pattern.
3225 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3229 2007-03-05 Mike Stump <mrs@apple.com>
3231 * c-common.c (targetcm): Add.
3232 * c-opts.c (c_common_handle_option): Handle language specific
3234 * opts.c (handle_option): Verify language for target options, if
3236 * opth-gen.awk: Add CL_LANG_ALL.
3237 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3238 (TARGETCM_INITIALIZER): Add.
3239 * target.h (struct gcc_targetcm): Add.
3241 * targhooks.c (default_handle_c_option): Add.
3242 * targhooks.h (default_handle_c_option): Add.
3243 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3245 * config/darwin.opt (iframework): Add.
3246 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3247 * config/darwin-c.c (handle_c_option): Add.
3248 (TARGET_HANDLE_C_OPTION): Add.
3250 * doc/invoke.texi (Darwin Options): Add -iframework.
3252 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3254 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3257 2007-03-05 Ian Lance Taylor <iant@google.com>
3259 * c.opt (fgnu89-inline): New option.
3260 * c-opts.c (c_common_post_options): Set default value for
3262 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3263 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3265 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3266 (grokdeclarator, start_function): Likewise.
3267 * c-cppbuiltin.c (c_cpp_builtins): Define either
3268 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3269 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3270 (C Dialect Options): Document -fgnu89-inline.
3271 * doc/extend.texi (Function Attributes): Explain what the
3272 gnu_inline attribute does.
3273 * doc/cpp.texi (Common Predefined Macros): Document
3274 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3276 2007-03-05 Ian Lance Taylor <iant@google.com>
3278 PR tree-optimization/31034
3279 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3280 half-range if the other side is an overflow infinity.
3282 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3284 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3285 (bfin*-linux-uclibc*): New configuration.
3286 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3288 * config/bfin/linux.h: New file.
3289 * config/bfin/libgcc-bfin.ver: New file.
3290 * config/bfin/t-bfin-uclinux: New file.
3291 * config/bfin/t-bfin-linux: New file.
3292 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3293 (TARGET_OS_CPP_BUILTINS): New macro.
3295 2007-03-05 Richard Guenther <rguenther@suse.de>
3297 * fold-const.c (fold_binary): Remove duplicate folding
3298 of comparison of non-null ADDR_EXPR against null.
3300 2007-03-05 Richard Guenther <rguenther@suse.de>
3301 Dorit Nuzman <dorit@il.ibm.com>
3303 PR tree-optimization/26420
3304 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3305 are no loops in the function. Only print the number of
3306 vectorized loops if it is greater than zero or we are supposed
3307 to print information about unvectorized loops.
3309 2007-03-05 Revital Eres <eres@il.ibm.com>
3311 * gcc.dg/var-expand1.c: New test.
3312 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3313 when an accumulator is expanded.
3315 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3318 * c-common.c (convert_and_check): Don't give warnings for
3319 conversion if 'expr' already overflowed.
3321 2007-03-04 Roger Sayle <roger@eyesopen.com>
3324 * fold-const.c (fold_comparison): Enforce type consistency when
3325 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3327 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3329 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3330 containing a cast to the base of TARGET_MEM_REF.
3332 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3334 * tree.c (tree_contains_struct_check_failed): Remove spurious
3335 whitespace from error message.
3337 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3340 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3341 instead of precision.
3343 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3344 Nathan Sidwell <nathan@codesourcery.com>
3346 * emit-rtl.c (find_auto_inc): New.
3347 (try_split): recreate REG_INC notes,
3348 Use regular for loops rather than whiles.
3350 2007-03-03 Andreas Schwab <schwab@suse.de>
3352 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3353 * configure: Regenerate.
3355 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3357 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3358 flag_rounding_math, not flag_unsafe_math_optimizations.
3360 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3362 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3363 alpha_fold_vector_minmax): Likewise.
3364 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3365 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3367 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3369 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3370 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3371 if the lhs has side-effects.
3372 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3374 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386.h (TUNEMASK): Remove define.
3377 (ARCHMASK): Remove define.
3378 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3379 Use ix86_arch_mask variable instead of ARCHMASK.
3380 * config/i386/i386.c (override_options): Ditto.
3381 (standard_80387_constant_p): Ditto.
3383 2007-03-02 Ian Lance Taylor <iant@google.com>
3385 Used signed infinities in VRP.
3386 * tree-vrp.c (uses_overflow_infinity): New static function.
3387 (supports_overflow_infinity): New static function.
3388 (make_overflow_infinity): New static function.
3389 (negative_overflow_infinity): New static function.
3390 (positive_overflow_infinity): New static function.
3391 (is_negative_overflow_infinity): New static function.
3392 (is_positive_overflow_infinity): New static function.
3393 (is_overflow_infinity): New static function.
3394 (overflow_infinity_range_p): New static function.
3395 (compare_values_warnv): New function split out of compare_values.
3396 (compare_value): Call it.
3397 (set_value_range_to_nonnegative): Add overflow_infinity
3398 parameter. Change caller.
3399 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3401 (vrp_expr_computes_nonzero): Likewise.
3402 (compare_ranges, compare_range_with_value): Likewise.
3403 (compare_name_with_value, compare_names): Likewise.
3404 (vrp_evaluate_conditional): Likewise.
3405 (set_value_range): Handle infinity
3406 (vrp_operand_equal_p, operand_less_p): Likewise.
3407 (extract_range_from_assert): Likewise.
3408 (vrp_int_const_binop): Likewise.
3409 (extract_range_from_binary_expr): Likewise.
3410 (extract_range_from_unary_expr): Likewise.
3411 (extract_range_from_comparison): Likewise.
3412 (extract_range_from_expr): Likewise.
3413 (dump_value_range): Likewise.
3414 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3415 (test_for_singularity): Likewise.
3416 (vrp_int_const_binop): Remove inline qualifier.
3417 (adjust_range_with_scev): Add comment.
3418 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3420 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3422 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3423 (get_constraint_for): Likewise.
3424 (do_structure_copy): Likewise.
3425 (find_func_aliases): Fix references to MODIFY_EXPR.
3426 (intra_create_variable_infos): Tidy.
3427 * tree-ssa-operands.c (add_virtual_operand): Add argument
3429 When adding members of alias sets, if IS_CALL_SITE is true and
3430 the symbol is not call-clobbered, skip it.
3433 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3435 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3436 entry by means of emit_insn_at_entry.
3438 2007-03-02 Richard Henderson <rth@redhat.com>
3440 * expr.h (promoted_input_arg): Remove decl.
3441 * function.c (promoted_input_arg): Merge into ...
3442 * combine.c (setup_incoming_promotions): ... only caller.
3443 Rearrange to avoid double loop.
3445 2007-03-02 Ben Elliston <bje@au.ibm.com>
3446 Peter Bergner <bergner@vnet.ibm.com>
3447 Janis Johnson <janis187@us.ibm.com>
3449 * config/rs6000/dfp.md: New file.
3450 * config/rs6000/rs6000.md: Include dfp.md.
3451 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3452 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3453 and TDmode decimal float modes in FP registers.
3454 (num_insns_constant): Likewise.
3455 (rs6000_legitimate_offset_address_p): Likewise.
3456 (rs6000_legitimize_address): Likewise.
3457 (rs6000_legitimize_reload_address): Likewise.
3458 (rs6000_legitimate_address): Likewise.
3459 (rs6000_emit_move): Likewise.
3460 (function_arg_boundary): Likewise.
3461 (function_arg_advance): Likewise.
3462 (rs6000_darwin64_record_arg_recurse): Likewise.
3463 (function_arg): Likewise.
3464 (rs6000_gimplify_va_arg): Likewise.
3465 (rs6000_split_multireg_move): Likewise.
3466 (rs6000_output_function_epilogue): Likewise.
3467 (rs6000_output_function_epilogue): Likewise.
3468 (rs6000_register_move_cost): Likewise.
3469 (rs6000_function_value): Likewise.
3470 (rs6000_libcall_value): Likewise.
3472 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3474 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3476 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3478 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3479 Use $MULTIDIR to choose between the kernel and RTP headers,
3480 and use $WIND_BASE and $WIND_USR to locate them.
3482 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3484 * config/i386/i386.c (override_options): Put initialization of
3485 ix86_tune_mask and ix86_arch_mask to the correct place.
3487 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3488 Michael Meissner <michael.meissner@amd.com>
3491 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3493 (TARGET_CMOVE): Use ARCHMASK.
3494 (TARGET_CMPXCHG): Ditto.
3495 (TARGET_CMPXCHG8B): Ditto.
3496 (TARGET_XADD): Ditto.
3497 (TARGET_BSWAP): Ditto.
3498 * config/i386/i386.c (ix86_tune_mask): New global variable.
3499 (ix86_arch_mask): Ditto.
3500 (override_options): Initialize ix86_tune_mask and
3501 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3504 2007-03-02 Ben Elliston <bje@au.ibm.com>
3507 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3509 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3511 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3512 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3513 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3514 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3516 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3517 rs6000_init_dwarf_reg_sizes_extra): New.
3518 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3519 SPE register high parts.
3521 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3523 * Makefile.in: Add install-pdf target as
3524 copied from automake v1.10 rules.
3525 * configure.ac: Add install-pdf to target list.
3526 * configure: Regenerate.
3528 2007-03-01 Paul Brook <paul@codesourcery.com>
3530 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3531 modes to LDRD for DImode.
3532 (output_move_double): Fixup out of range ldrd/strd.
3533 (vfp_secondary_reload_class): Rename...
3534 (coproc_secondary_reload_class): ... to this. Add wb argument.
3535 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3536 coproc_secondary_reload_class for CLASS_IWMMXT.
3537 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3538 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3540 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3542 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3543 factor by the estimated number of iterations.
3544 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3547 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3548 decode_caches_intel, detect_caches_intel): New functions.
3549 (host_detect_local_cpu): Use detect_caches_amd and
3550 detect_caches_intel.
3552 2007-03-01 Richard Henderson <rth@redhat.com>
3554 * expr.c (emit_move_complex_push): Export.
3555 (emit_move_complex_parts): Split out from ...
3556 (emit_move_complex): ... here.
3557 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3558 * config/i386/i386.md (movcdi): New.
3560 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3562 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3563 size of mode1 to check for tieable modes in MMX case.
3565 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3567 * Makefile.in (rtlanal.o): Depend on tree.h.
3568 * rtl.h (offset_within_section_p, split_const): Declare.
3569 * rtlanal.c: Include tree.h.
3570 (offset_within_block_p): New function, taken from
3571 mips_offset_within_object_p.
3572 (split_const): New function, taken from mips_split_const.
3573 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3575 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3576 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3577 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3578 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3579 (m68k_illegitimate_symbolic_constant_p): New function.
3580 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3581 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3582 symbolic constant that might be outside the symbol's section,
3583 move the symbol first and then add the offset.
3584 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3586 * config/mips/mips.c (mips_split_const): Delete.
3587 (mips_offset_within_object_p): Delete.
3588 (mips_symbolic_constant_p): Use offset_within_section_p and
3589 split_const instead of mips_offset_within_object_p and
3591 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3592 (mips_legitimize_const_move, print_operand_reloc)
3593 (mips_dangerous_for_la25_p): Use split_const instead of
3596 2007-02-28 Eric Christopher <echristo@apple.com>
3598 * Makefile.in (install-include-dir): Don't rm -rf include.
3600 2007-02-28 Richard Guenther <rguenther@suse.de>
3603 * fold-const.c (fold_binary): Do not associate expressions
3604 with more than one variable for integer types that do not wrap.
3606 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3608 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3609 Delete, and replace with...
3610 (fold_builtin_call_array): This. Update callers to use it.
3611 * fold-const.c (fold_build_call_list): Delete, and replace with...
3612 (fold_build_call_array): This.
3613 (fold_build_call_list_initializer): Delete, and replace with...
3614 (fold_build_call_array_initializer): This.
3615 * tree.h: Update declarations to reflect above changes.
3617 * c-typeck.c (build_function_call): Store converted arguments
3618 in a stack-allocated array instead of building a list.
3619 (convert_arguments): Store arguments in the array passed in as an
3620 argument, and return the actual number of arguments.
3621 * c-format.c: (check_function_format): Pass arguments in an
3622 array instead of a list.
3623 * c-common.c (check_function_nonnull): Likewise.
3624 (check_function_sentinel): Likewise.
3625 (check_function_arguments): Likewise.
3626 * c-common.h: Update declarations to reflect above changes.
3628 2007-02-28 Jan Hubicka <jh@suse.cz>
3630 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3631 PRED_NEGATIVE_RETURN): Update outcomes.
3633 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3635 * calls.c (emit_library_call_value_1): Handle partial registers
3636 correctly when building up CALL_INSN_FUNCTION_USAGE.
3638 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3640 * pa/predicates.md (move_src_operand): Allow zero for mode.
3641 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3644 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3647 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3648 *movv2df_internal): Enable pattern only for valid operand
3650 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3651 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3653 2007-02-27 Mike Stump <mrs@apple.com>
3655 * config/darwin-crt3.c: Avoid compilation when compiling for a
3658 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3660 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3662 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3663 for fixed headers and limits.h.
3664 (install-include-dir, install-headers-tar, install-headers-cpio,
3665 install-headers-cp, real-install-headers-tar,
3666 real-install-headers-cpio, real-install-headers-cp): Handle
3667 include-fixed as well as include.
3668 (install-mkheaders): Don't install files that go only in include
3670 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3671 from GCC_INCLUDE_DIR.
3672 * gcc.c (process_command): Remove special -BstageN/ handling.
3673 (do_spec_1): Add include-fixed directories.
3675 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3677 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3679 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3681 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3684 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3686 * c-common.c (get_priority): Add check for
3687 SUPPORTS_INIT_PRIORITY.
3689 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3691 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3693 * config/bfin/bfin.c: Include "cfglayout.h".
3694 (MAX_LSETUP_DISTANCE): New macro.
3695 (struct loop_info): New members incoming, incoming_src and
3696 incoming_dest. Delete member predecessor.
3697 (length_for_loop): New function.
3698 (bfin_optimize_loop): Handle more different loop structures.
3699 (bfin_discover_loop): Rework detection of predecessor blocks by
3700 examining incoming edges.
3701 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3703 (bfin_reorder_loops): New function.
3704 (bfin_reorg_loops): Use these three new functions.
3706 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3707 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3708 (CONSTRAINT_LEN): Add entry for 'q'.
3709 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3710 Add 'q' constraints.
3711 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3712 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3714 * config/bfin/bfin.md (add_with_carry): New pattern.
3715 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3716 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3717 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3718 support unsigned multiplies too. Removed incorrect commutativity from
3719 operand 1 constraint where appropriate.
3720 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3722 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3723 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3725 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3726 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3727 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3728 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3729 usmulhisi_hh_huh): New patterns.
3731 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3732 lshifthi3): Fix output template to use half reg for operand 2.
3734 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3737 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3739 2007-02-27 Andreas Schwab <schwab@suse.de>
3741 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3743 2007-02-27 Jan Hubicka <jh@suse.cz>
3745 * predict.c (last_basic_block_p): Remove.
3746 (tree_estimate_probability): Update return heuristic for commonized
3749 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3751 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3753 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3755 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3756 * doc/cpp.texi: Standardize title page.
3757 * doc/cppinternals.texi: Likewise.
3758 * doc/gcc.texi: Standardize title page, remove version number
3759 from copyright page.
3760 * doc/gccint.texi: Likewise.
3761 * doc/install.texi: Standardize title page, add table of
3764 2007-02-26 Jan Hubicka <jh@suse.cz>
3766 * predict.def: Set outcomes according to more recent results.
3767 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3768 Remove dead predictors.
3769 * predict.c (return_prediction): Fix pasto.
3771 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3773 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3774 change; avoid a memory leak when returning early.
3776 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3778 * c-decl.c (static_ctors): Move to c-common.c.
3779 (static_dtors): Likewise.
3780 (finish_function): Use c_record_cdtor_fn.
3781 (build_cdtor): Move to c-common.c.
3782 (c_write_global_declarations): Use c_build_cdtor_fns.
3783 * c-common.h (static_ctors): Declare.
3784 (static_dtors): Likewise.
3785 (c_record_cdtor_fn): Likewise.
3786 (c_build_cdtor_fns): Likewise.
3787 * c-common.c (static_ctors): New variable.
3788 (static_dtors): Likewise.
3789 (c_record_cdtor_fn): New function.
3790 (build_cdtor): Move from c-decl.c
3791 (c_build_cdtor_fns): New function.
3793 * output.h (assemble_addr_to_section): Declare.
3794 (get_cdtor_priority_section): Likewise.
3795 * varasm.c (assemble_addr_to_section): New function.
3796 (get_cdtor_priority_section): Likewise.
3797 (default_named_section_asm_out_destructor): Use them.
3798 (destor_dtor_section_asm_out_destructor): Likewise.
3799 (default_named_section_asm_out_constructor): Likewise.
3800 (default_ctor_section_asm_out_constructor): Likewise.
3801 * config.gcc (*-*-vxworks*): Include vxworks.o.
3802 * config/t-vxworks (vxworks.o): New target.
3803 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3804 (TARGET_ASM_CONSTRUCTOR): Define.
3805 (TARGET_ASM_DESTRUCTOR): Likewise.
3806 (vxworks_asm_out_constructor): Declare.
3807 (vxworks_asm_out_destructor): Likewise.
3809 * c-common.c (get_priority): Check that we have not just an
3810 INTEGER_CST, but an integer constant with integeral type.
3812 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3814 PR tree-optimization/30938
3815 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3816 use &dt[nargs-1] instead of &dt[nargs] in the call to
3817 vect_is_simple_use().
3819 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3821 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3822 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3823 Do not attempt to handle MEM inside auto-inc expressions.
3824 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3825 of a register modified by an auto-inc expression. However, do handle
3826 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3827 (elimination_effects): Prohibit elimination of a register modified
3828 by an auto-inc expression. Disable register elimination rules whose
3829 target register is modified by an auto-inc expression with variable
3832 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3834 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3836 (array_at_struct_end_p): New function.
3837 (idx_infer_loop_bounds): Use it.
3838 (estimate_numbers_of_iterations_loop): Export.
3839 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3840 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3841 (tree_estimate_probability): Call record_loop_exits.
3842 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3843 (estimated_loop_iterations, estimated_loop_iterations_int,
3844 estimated_loop_iterations_tree): New functions.
3845 (analyze_siv_subscript_cst_affine,
3846 compute_overlap_steps_for_affine_1_2,
3847 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3848 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3849 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3850 (PRED_LOOP_ITERATIONS_GUESSED): New.
3851 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3852 * cfgloop.h (estimate_numbers_of_iterations_loop,
3853 estimated_loop_iterations_int): Declare.
3855 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3857 * doc/extend.texi: Document optional priority argument to
3858 constructors and destructors.
3859 * tree.c (init_priority_for_decl): Adjust GTY markers.
3860 (init_ttree): Use priority-info hash functions for
3861 init_priority_for_decl.
3862 (tree_map_eq): Rename to ...
3863 (tree_map_base_eq): ... this.
3864 (tree_map_marked_p): Rename to ...
3865 (tree_map_base_marked_p): ... this.
3866 (tree_map_base_hash): New function.
3867 (decl_init_priority_lookup): Rework.
3868 (decl_fini_priority_lookup): New function.
3869 (decl_priority_info): New function.
3870 (decl_init_priority_insert): Use it.
3871 (decl_fini_priority_insert): Likewise.
3872 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3874 (decl_restrict_base_insert): Likewise.
3875 (decl_debug_expr_insert): Likewise.
3876 (decl_value_expr_lookup): Likewise.
3877 (decl_value_expr_insert): Likewise.
3878 * tree.h (priority_type): New type.
3879 (decl_init_priority_lookup): Use priority_type.
3880 (decl_fini_priority_lookup): New function.
3881 (decl_init_priority_insert): Use priority_type.
3882 (decl_fini_priority_insert): New function.
3883 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3884 (DECL_INIT_PRIORITY): Likewise.
3885 (SET_DECL_INIT_PRIORITY): Add comment.
3886 (DECL_FINI_PRIORITY): New macro.
3887 (SET_DECL_FINI_PRIORITY): Likewise.
3888 (DEFAULT_INIT_PRIORITY): Document.
3889 (MAX_INIT_PRIORITY): Likewise.
3890 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3891 (tree_map_base): New type.
3892 (tree_map_base_eq): New function.
3893 (tree_map_base_hash): Likewise.
3894 (tree_map_base_marked_p): Likewise.
3895 (tree_map): Inherit from tree_map_base.
3896 (tree_map_eq): Make it a macro.
3897 (tree_map_marked_p): Likewise.
3898 (tree_int_map): Inherit from tree_map_base.
3899 (tree_int_map_eq): Make it a macro.
3900 (tree_int_map_hash): Likewise.
3901 (tree_int_map_marked_p): Likewise.
3902 (tree_priority_map): New type.
3903 (tree_priority_map_eq): New macro.
3904 (tree_priority_map_hash): Likewise.
3905 (tree_priority_map_marked_p): Likewise.
3906 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3908 (emutls_common_1): Likewise.
3909 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3910 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3911 of tree_map hierarchy.
3912 * tree-cfg.c (move_stmt_r): Likewise.
3913 (new_label_mapper): Likewise.
3914 * c-tree.h (c_expand_body): Move to ...
3915 * c-common.h (c_expand_body): ... here.
3916 * c-decl.c (c_expand_body): Move to ...
3917 * c-common.c (c_expand_body): ... here.
3918 (c_common_attribute_table): Allow 1 argument for the constructor
3919 and destructor attributes.
3920 (get_priority): New function.
3921 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3922 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3924 2007-02-24 Jan Hubicka <jh@suse.cz>
3927 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3929 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3930 Jan Hubicka <jh@suse.cz>
3933 * i386.c (counter_mode): New function.
3934 (expand_set_or_movmem_via_loop): Use it.
3935 (expand_movmem_epilogue): Likewise; fix pasto.
3936 (ix86_expand_movmem): Do emit guard even for constant counts.
3937 (ix86_expand_setmem): Likewise.
3939 2007-02-25 Nick Clifton <nickc@redhat.com>
3941 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3942 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3944 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3948 count argument with 0x10, not with 0x16.
3949 (expand_setmem_epilogue): Ditto.
3951 2007-02-24 Mike Stump <mrs@apple.com>
3953 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3956 2007-02-24 Richard Guenther <rguenther@suse.de>
3959 * fold-const.c (fold_binary): Fold x +- CST op x for
3960 EQ_EXPR and NE_EXPR.
3962 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3964 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3966 2007-02-24 Jan Hubicka <jh@suse.cz>
3968 * cgraphunit.c (decide_is_function_needed): Honor
3969 -fkeep-inline-functions.
3971 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3973 * builtins.c (fold_builtin_modf): New.
3974 (fold_builtin_2): Use it.
3976 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3978 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3979 (determine_max_iter): Take additional LOOP arg; all callers changed.
3980 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3981 one using simplifications.
3982 (simplify_using_initial_values): Return if the expression becomes
3983 invalid due to altered regs.
3985 2007-02-23 DJ Delorie <dj@redhat.com>
3987 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3989 2007-02-23 Mike Stump <mrs@apple.com>
3991 * tlink.c (scan_linker_output): Parse linker messages from
3992 darwin9's linker better.
3994 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3997 * varpool.c (varpool_assemble_pending_decls): Set
3998 varpool_last_needed_node to null.
4000 2007-02-23 DJ Delorie <dj@redhat.com>
4002 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4003 alignment bigger than the object file can handle.
4005 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4008 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4009 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4010 (*movsf_1): Penalize MMX moves.
4012 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4014 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4015 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4017 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4019 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4021 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4022 (fold_builtin_1): Use them.
4023 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4024 BUILT_IN_SIGNIFICAND.
4026 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4028 * config/i386/i386.c (bdesc_1arg): Initialize
4029 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4030 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4031 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4032 and IX86_BUILTIN_MOVSLDUP.
4034 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4036 PR rtl-optimization/30841
4037 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4039 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4041 * builtins.c (fold_builtin_frexp): New.
4042 (fold_builtin_2): Use it.
4044 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4046 * doc/invoke.texi (Spec Files): Document getenv spec function.
4048 * gcc.c (getenv_spec_function): New function.
4049 (static_spec_functions): Add it.
4050 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4051 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4054 2007-02-22 Michael Matz <matz@suse.de
4057 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4058 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4060 2007-02-22 Ian Lance Taylor <iant@google.com>
4063 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4064 (mem_loc_descriptor): Call it.
4066 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4067 Ira Rosen <irar@il.ibm.com>
4069 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4071 2007-02-22 Ira Rosen <irar@il.ibm.com>
4073 PR tree-optimization/30843
4074 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4075 stores only after all the group is vectorized.
4077 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4079 PR tree-optimization/30858
4080 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4081 in the reduction cycle have a single use in the loop.
4082 * tree-vectorizer.h (relevant): Add documentation.
4084 2007-02-20 Mike Stump <mrs@apple.com>
4086 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4087 * configure: Regenerate.
4089 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4091 Change the defaults of some parameters and options.
4092 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4093 * config/spu/spu.c (spu_optimization_options): Add.
4094 (spu_override_options): Change params in spu_optimization_options.
4095 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4097 Register 127 is only 16 byte aligned when used as a frame pointer.
4098 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4099 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4100 HARD_FRAME_POINTER_REGNUM.
4101 (spu_legitimate_address): Use regno_aligned_for_reload.
4102 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4103 aligned when frame_pointer_needed is true.
4104 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4106 * config/spu/spu.h (INIT_EXPANDERS): Define.
4108 Make sure shift and rotate instructions have valid immediate operands.
4109 * config/spu/predicates.md (spu_shift_operand): Remove.
4110 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4111 * config/spu/constraints.md (W, O): Extend range.
4112 * config/spu/spu.md (umask, nmask): Define.
4113 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4114 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4115 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4116 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4117 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4118 (lshr<mode>3_reg): Fix rtl description.
4120 Make sure mulhisi immediate operands are valid.
4121 * config/spu/predicates.md (imm_K_operand): Add.
4122 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4124 Generate constants using fsmbi and andi.
4125 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4126 (print_operand, spu_split_immediate, classify_immediate,
4127 fsmbi_const_p): Handle IC_FSMBI2.
4129 Correctly handle a CONST_VECTOR containing symbols.
4130 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4131 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4132 (immediate_load_p): Allow symbols that use 2 instructions to create.
4133 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4134 with symbols when flag_pic is set.
4135 (const_vector_immediate_p): New.
4136 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4137 accept a CONST_VECTOR with symbols.
4138 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4139 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4141 * config/spu/spu.md (high, low): Delete.
4142 (low_<mode>): Define.
4144 Remove INTRmode and INTR_REGNUM, which didn't work.
4145 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4147 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4148 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4149 peephole2 pattern): Don't use INTR or 131.
4150 (movintrcc): Delete.
4151 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4152 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4153 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4154 (UNSPEC_SET_INTR): Add.
4155 * config/spu/spu-modes.def (INTR): Remove.
4157 More accurate warnings about run-time relocations.
4158 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4160 Correctly warn about immediate arguments to specific intrinsics.
4161 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4162 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4163 the instruction predicate.
4165 Fix tree check errors with latest update.
4166 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4168 (spu_expand_builtin): Use CALL_EXPR_FN.
4170 Add missing specific intrinsics.
4171 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4173 * config/spu/spu_internals.h: Ditto.
4175 Fix incorrect operand modifiers.
4176 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4177 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4179 Optimize one case of zero_extend of a vec_select.
4180 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4182 Accept any immediate for hbr.
4183 * config/spu/spu.md (hbr): Change s constraints to i.
4185 2007-02-21 Paul Brook <paul@codesourcery.com>
4187 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4188 condexec_count when skipping USE and CLOBBER.
4190 2007-02-21 Nick Clifton <nickc@redhat.com>
4192 * common.opt (Warray-bounds): Add Warning attribute.
4193 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4195 (fsized-zeroes): Add Optimization attribute.
4196 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4197 * c.opt (Wc++0x-compat): Add Warning attribute.
4199 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4202 * reload1.c (eliminate_regs_in_insn): In the single_set special
4203 case, attempt to re-recognize the insn before falling back to
4204 having reload fix it up.
4206 2007-02-20 Eric Christopher <echristo@gmail.com>
4208 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4209 Rewrite accordingly.
4210 (frv_read_iacc_argument): Ditto.
4211 (frv_expand_set_builtin): Take a call instead of arglist, update for
4213 (frv_expand_unop_builtin): Ditto.
4214 (frv_expand_binop_builtin): Ditto.
4215 (frv_expand_cut_builtin): Ditto.
4216 (frv_expand_binopimm_builtin): Ditto.
4217 (frv_expand_voidbinop_builtin): Ditto.
4218 (frv_expand_int_void2arg): Ditto.
4219 (frv_expand_prefetches): Ditto.
4220 (frv_expand_voidtriop_builtin): Ditto.
4221 (frv_expand_voidaccop_builtin): Ditto.
4222 (frv_expand_load_builtin): Ditto.
4223 (frv_expand_store_builtin): Ditto.
4224 (frv_expand_mdpackh_builtin): Ditto.
4225 (frv_expand_mclracc_builtin): Ditto.
4226 (frv_expand_mrdacc_builtin): Ditto.
4227 (frv_expand_mwtacc_builtin): Ditto.
4228 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4231 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4233 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4234 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4236 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4238 * configure: Regenerate.
4239 * config.in: Regenerate.
4240 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4241 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4242 masks to power6 and power6x and to POWERPC_MASKS.
4243 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4245 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4246 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4247 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4248 Access PROTOTYPE as variable, not mask.
4250 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4252 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4253 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4254 * combine.c (adjust_for_new_dest): Use it.
4255 * postreload.c (reload_combine): Likewise.
4257 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4259 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4260 notes on an insn with multiple sets, even if single_set returns
4261 non-NULL for that insn.
4263 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4265 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4268 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4270 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4271 if user didn't pass it.
4272 * config/i386/darwin.h (CC1_SPEC): Likewise.
4273 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4274 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4275 -mmacosx-version-min.
4277 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4278 Uros Bizjak <ubizjak@gmail.com>
4280 * optabs.h (enum optab_index): Add new OTI_scalb.
4281 (scalb_optab): Define corresponding macro.
4282 * optabs.c (init_optabs): Initialize scalb_optab.
4283 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4285 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4286 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4287 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4288 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4289 flag_unsafe_math_optimizations is set.
4291 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4292 to implement scalbf, scalb and scalbl built-ins as inline x87
4295 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4296 DJ Delorie <dj@redhat.com>
4299 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4300 (diagnostic_report_diagnostic): ... here, and turn them into real
4301 errors. If warnings are inhibited, no need to do anything.
4303 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4306 better code generation.
4308 2007-02-20 Ben Elliston <bje@au.ibm.com>
4310 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4312 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4314 * config/alpha/alpha.c, config/alpha/alpha.md,
4315 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4316 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4317 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4318 config/arm/lib1funcs.asm: Follow spelling conventions.
4320 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4321 config/fr30/fr30.md, config/i386/i386.h,
4322 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4323 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4324 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4325 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4326 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4327 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4328 config/sparc/sparc.c, config/sparc/sparc.h,
4329 config/sparc/sparc.md, config/spu/constraints.md,
4330 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4333 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4336 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4339 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4341 * doc/invoke.texi (-ftree-lrs): Remove.
4343 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4345 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4348 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4350 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4351 new CALL_EXPR_FN macro for retrieving the function
4352 declaration of the input expression.
4354 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4356 * c.opt (Waddress): New.
4357 * common.opt (Walways-true): Delete.
4358 (Wstring-literal-comparison): Delete.
4359 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4360 -Wstring-literal-comparison. Add -Waddress.
4362 (Walways-true): Delete.
4363 (Wstring-literal-comparison): Delete.
4364 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4365 consistently instead of -Walways-true in example.
4366 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4367 * c-typeck.c (parser_build_binary_op): Replace
4368 -Wstring-literal-comparison and -Walways-true with -Waddress.
4369 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4372 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4374 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4375 without DECL_STRUCT_FUNCTION initialized.
4377 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4379 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4380 due to calls to functions taking pointers as parameters.
4382 2007-02-19 Richard Henderson <rth@redhat.com>
4385 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4388 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4390 * config/s390/s390.c (s390_call_saved_register_used,
4391 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4392 accessed to the new scheme.
4394 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4396 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4397 (cris_print_index, cris_print_operand, cris_print_operand_address)
4398 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4399 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4400 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4402 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4403 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4404 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4405 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4406 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4407 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4408 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4409 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4410 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4411 (uminsi3, call, call_value): Ditto.
4412 (define_split: indir_to_reg_split, unnamed): Ditto.
4414 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4416 PR tree-optimization/30975
4417 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4420 2007-02-18 Eric Christopher <echristo@gmail.com>
4422 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4423 Remove use of arglist.
4424 (mips_expand_builtin): Remove use of arglist, pass in expr.
4425 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4426 (mips_expand_builtin_movtf): Ditto.
4427 (mips_expand_builtin_compare): Ditto.
4429 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4431 * tree-sra.c (sra_build_assignment): Replace assertion
4432 checking with a comment explaining why it can't be done.
4434 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4437 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4438 during CALL_EXPR representation conversion.
4439 * tree-ssa-propagate.c (set_rhs): Likewise.
4441 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4443 * tree-sra.c (sra_build_assignment): Disable assertion checking
4446 2007-02-18 Roger Sayle <roger@eyesopen.com>
4448 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4449 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4450 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4452 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4453 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4454 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4455 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4456 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4457 force_gimple_operand): Likewise.
4458 * ipa-cp.c (constant_val_insert): Likewise.
4459 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4460 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4461 perfect_nestify): Likewise.
4462 * langhooks.c (lhd_omp_assignment): Likewise.
4463 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4464 lower_copyprivate_clauses, lower_send_clauses,
4465 lower_send_shared_vars, expand_parallel_call,
4466 expand_omp_for_generic, expand_omp_for_static_nochunk,
4467 expand_omp_for_static_chunk, expand_omp_sections,
4468 lower_omp_single_copy, lower_omp_for_lastprivate,
4469 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4470 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4471 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4474 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4476 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4477 config/sh/sh.md: Follow spelling conventions.
4479 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4480 config/frv/predicates.md: Follow spelling conventions.
4482 * config/m68k/linux-unwind.h: Fix a comment typo.
4483 * target.h: Follow spelling conventions.
4485 2007-02-18 Roger Sayle <roger@eyesopen.com>
4487 PR rtl-optimization/28173
4488 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4489 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4490 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4491 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4492 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4494 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4496 * builtins.c (fold_builtin_load_exponent): New.
4497 (fold_builtin_2): Use it.
4499 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4501 PR rtl-optimization/30773
4502 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4503 if we fail to attach a REG_EQUIV note.
4505 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4506 Roger Sayle <roger@eyesopen.com>
4508 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4510 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4512 * calls.c (initialize_argument_information): Pass original EXP
4513 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4514 code to split complex arguments here, as part of initializing the
4516 (expand_call): Remove code that builds a list of arguments and
4517 inserts implicit arguments into it. Instead, just count how many
4518 implicit arguments there will be so we can determine the size of
4519 the ARGS array, and let initialize_argument_information do the work.
4520 (split_complex_values): Delete unused function.
4522 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4524 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4526 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4528 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4529 for arg pointer based indexed addressing.
4531 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4533 * config/ia64/ia64.h, config/ia64/ia64.md,
4534 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4535 spelling conventions.
4537 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4539 * config/m68k/m68k.c (split_di): New.
4540 * config/m68k/m68k-protos.h: Declare split_di.
4541 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4542 Improve predicate handling and split constant shifts.
4544 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4546 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4547 parameter for register bitfield operations, general predicates
4550 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4552 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4553 * config/m68k/linux-unwind.h: New file.
4555 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4557 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4558 config/i386/athlon.md, config/ia64/ia64.md,
4559 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4560 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4561 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4562 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4563 tree-vect-transform.c: Fix comment typos.
4565 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4567 * sched-deps.c (find_insn_list): Remove.
4568 * sched-int.h: Remove the prototype for find_insn_list.
4570 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4572 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4574 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4575 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4576 darwin_rs6000_override_options.
4577 (C_COMMON_OVERRIDE_OPTIONS): Expect
4578 darwin_macosx_version_min to be non-NULL always.
4579 (TARGET_C99_FUNCTIONS): Likewise.
4580 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4581 (DARWIN_MINVERSION_SPEC): New.
4582 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4583 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4585 (DARWIN_MINVERSION_SPEC): New.
4586 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4588 * config/darwin-c.c (darwin_cpp_builtins): Expect
4589 darwin_macosx_version_min to be non-NULL always.
4591 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4593 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4595 * config/i386/i386.h (x86_use_xchgb): New.
4596 (TARGET_USE_XCHGB): New macro.
4597 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4598 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4599 Split after reload into bswaphi for shifts of 8.
4600 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4601 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4602 or when optimizing for size.
4604 2007-02-16 Richard Guenther <rguenther@suse.de>
4605 Christian Bruel <christian.bruel@st.com>
4607 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4608 DECLs but prefer SSA_NAMEs over DECLs.
4610 2007-02-16 Richard Guenther <rguenther@suse.de>
4612 * tree-flow-inline.h (single_imm_use_p): Remove.
4613 (zero_imm_uses_p): Likewise.
4614 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4615 instead of single_imm_use_p.
4616 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4619 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4622 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4623 nested double- and backquotes.
4625 2007-02-15 Roger Sayle <roger@eyesopen.com>
4628 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4629 should be unreachable.
4630 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4631 For the time being redirect GIMPLE_MODIFY_STMT to the new
4632 (renamed) build_gimple_modify_stmt_stat.
4633 (build2_gimple_stat): Rename to...
4634 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4635 Always build a GIMPLE_MODIFY_STMT node.
4636 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4637 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4640 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4641 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4642 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4643 expand_complex_div_wide): Likewise.
4644 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4645 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4646 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4647 * tree-ssa-loop-manip.c (create_iv): Likewise.
4648 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4649 abs_replacement): Likewise.
4650 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4651 realify_fake_stores): Likewise.
4653 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4654 node rather than a GIMPLE_MODIFY_STMT node.
4655 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4656 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4658 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4659 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4662 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4665 * fold-const.c (fold_comparison): Add back the
4666 folding of constant complex comparisions.
4668 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4671 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4672 effects unknown to this function, return early.
4674 2007-02-15 Ian Lance Taylor <iant@google.com>
4676 * lower-subreg.c (move_eh_region_note): New static function.
4677 (resolve_simple_move): Call it.
4678 (decompose_multiword_subregs): Track blocks for which we resolve a
4679 simple move which is also a control flow insn. Pass them to
4680 find_many_sub_basic_blocks.
4681 (pass_lower_subreg): Add TODO_verify_flow.
4682 (pass_lower_subreg2): Likewise.
4684 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4685 Brooks Moses <brooks.moses@codesourcery.com>
4686 Lee Millward <lee.millward@codesourcery.com>
4688 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4689 (VL_EXP_CLASS_P): New.
4690 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4692 (TREE_OPERAND_CHECK_CODE): Likewise.
4693 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4694 (TREE_RTL_OPERAND_CHECK): Likewise.
4695 (tree_operand_check_failed): Make second parameter the whole tree
4696 instead of its code. Fixed callers.
4697 (VL_EXP_CHECK): New.
4698 (TREE_OPERAND_LENGTH): New.
4699 (VL_EXP_OPERAND_LENGTH): New.
4700 (CALL_EXPR_FN): New.
4701 (CALL_EXPR_STATIC_CHAIN): New.
4702 (CALL_EXPR_ARGS): New.
4703 (CALL_EXPR_ARG): New.
4704 (call_expr_nargs): New.
4705 (CALL_EXPR_ARGP): New.
4706 (build_nt_call_list): Declare.
4707 (build_vl_exp_stat): Declare.
4708 (build_vl_exp): New.
4709 (build_call_list): Declare.
4710 (build_call_nary): Declare.
4711 (build_call_valist): Declare.
4712 (build_call_array): Declare.
4713 (call_expr_arg): Declare.
4714 (call_expr_argp): Declare.
4715 (call_expr_arglist): Declare.
4716 (fold_build_call_list): Declare.
4717 (fold_build_call_list_initializer): Declare.
4718 (fold_call_expr): Declare to replace fold_builtin.
4719 (fold_builtin_fputs): Update to agree with modified definition.
4720 (fold_builtin_strcpy): Likewise.
4721 (fold_builtin_strncpy): Likewise.
4722 (fold_builtin_memory_chk): Likewise.
4723 (fold_builtin_stxcpy_chk): Likewise.
4724 (fold_builtin_strncpy_chk): Likewise.
4725 (fold_builtin_next_arg): Likewise.
4726 (fold_build_call_expr): Declare.
4727 (fold_builtin_call_list): Declare.
4728 (fold_builtin_call_valist): Declare.
4729 (build_call_expr): Declare.
4730 (validate_arglist): Update to agree with modified definition.
4731 (tree_operand_length): New.
4732 (call_expr_arg_iterator): New.
4733 (init_call_expr_arg_iterator): New.
4734 (next_call_expr_arg): New.
4735 (first_call_expr_arg): New.
4736 (more_call_expr_args_p): New.
4737 (FOR_EACH_CALL_EXPR_ARG): New.
4739 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4740 and tcc_gimple_stmt.
4741 (tree_code_size): Update documentation. Use sizeof (tree) rather
4742 than sizeof (char *).
4743 (tree_size): Likewise. Add case for tcc_vl_exp.
4744 (tree_node_structure): Add case for tcc_vl_exp.
4745 (contains_placeholder_p): Likewise.
4746 (substitute_in_expr): Likewise.
4747 (substitute_placeholder_in_expr): Likewise.
4748 (stabilize_reference_1): Likewise.
4749 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4750 to diagnose breakage of this interface for constructing CALL_EXPRs.
4751 (build_nt): Add similar assertion here.
4752 (build_nt_call_list): New.
4753 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4754 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4756 (get_callee_fndecl): Use new CALL_EXPR accessors.
4757 (tree_operand_check_failed): Change parameters to pass entire node
4758 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4759 (process_call_operands): New.
4760 (build_vl_exp_stat): New.
4761 (build_call_list): New.
4762 (build_call_nary): New.
4763 (build_call_valist): New.
4764 (build_call_array): New.
4765 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4766 (call_expr_arglist): New.
4768 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4769 tcc_vl_exp instead of a fixed-size tcc_expression.
4771 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4772 accessors for CALL_EXPRs.
4773 (AGGR_INIT_EXPR): Likewise.
4775 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4776 Brooks Moses <brooks.moses@codesourcery.com>
4777 Lee Millward <lee.millward@codesourcery.com>
4779 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4780 (expand_builtin_nonlocal_goto): Change parameter to be entire
4781 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4782 (expand_builtin_prefetch): Likewise.
4783 (expand_builtin_classify_type): Likewise.
4784 (mathfn_built_in): Return NULL_TREE instead of 0.
4785 (expand_errno_check): Use new CALL_EXPR accessors.
4786 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4787 Return NULL_RTX instead of 0.
4788 (expand_builtin_mathfn_2): Likewise.
4789 (expand_builtin_mathfn_3): Likewise.
4790 (expand_builtin_interclass_mathfn): Likewise.
4791 (expand_builtin_sincos): Likewise.
4792 (expand_builtin_cexpi): Likewise.
4793 (expand_builtin_int_roundingfn): Likewise.
4794 (expand_builtin_int_roundingfn_2): Likewise.
4795 (expand_builtin_pow): Likewise.
4796 (expand_builtin_powi): Likewise.
4797 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4798 of arglist, fixing callers appropriately. Use new CALL_EXPR
4799 accessors and constructors. Return NULL_RTX instead of 0.
4800 (expand_builtin_strstr): Likewise.
4801 (expand_builtin_strchr): Likewise.
4802 (expand_builtin_strrchr): Likewise.
4803 (expand_builtin_strpbrk): Likewise.
4804 (expand_builtin_memcpy): Likewise.
4805 (expand_builtin_mempcpy): Likewise.
4806 (expand_builtin_mempcpy_args): New.
4807 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4808 (expand_builtin_memmove_args): New.
4809 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4810 (expand_movstr): Likewise.
4811 (expand_builtin_strcpy): Likewise.
4812 (expand_builtin_strcpy_args): New.
4813 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4814 (expand_builtin_strncpy): Likewise.
4815 (expand_builtin_memset): Likewise.
4816 (expand_builtin_memset_args): New.
4817 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4818 (expand_builtin_memcmp): Likewise.
4819 (expand_builtin_strcmp): Likewise.
4820 (expand_builtin_strncmp): Likewise.
4821 (expand_builtin_strcat): Likewise.
4822 (expand_builtin_strncat): Likewise.
4823 (expand_builtin_strspn): Likewise.
4824 (expand_builtin_strcspn): Likewise.
4825 (expand_builtin_args_info): Likewise.
4826 (expand_builtin_va_start): Likewise.
4827 (gimplify_va_arg_expr): Likewise.
4828 (expand_builtin_va_end): Likewise.
4829 (expand_builtin_va_copy): Likewise.
4830 (expand_builtin_frame_address): Likewise.
4831 (expand_builtin_alloca): Likewise.
4832 (expand_builtin_bswap): Likewise.
4833 (expand_builtin_unop): Likewise.
4834 (expand_builtin_fputs): Likewise.
4835 (expand_builtin_expect): Likewise.
4836 (expand_builtin_fabs): Likewise.
4837 (expand_builtin_copysign): Likewise.
4838 (expand_builtin_printf): Likewise.
4839 (expand_builtin_fprintf): Likewise.
4840 (expand_builtin_sprintf): Likewise.
4841 (expand_builtin_init_trampoline): Likewise.
4842 (expand_builtin_signbit): Likewise.
4843 (expand_builtin_fork_or_exec): Likewise.
4844 (expand_builtin_sync_operation): Likewise.
4845 (expand_builtin_compare_and_swap): Likewise.
4846 (expand_builtin_lock_test_and_set): Likewise.
4847 (expand_builtin_lock_release): Likewise.
4848 (expand_builtin): Likewise.
4849 (builtin_mathfn_code): Likewise.
4851 (fold_builtin_constant_p): Pass call arguments individually instead
4852 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4853 accessors and constructors. Return NULL_TREE instead of 0.
4854 (fold_builtin_expect): Likewise.
4855 (fold_builtin_classify_type): Likewise.
4856 (fold_builtin_strlen): Likewise.
4857 (fold_builtin_nan): Likewise.
4858 (integer_valued_real_p): Likewise.
4859 (fold_trunc_transparent_mathfn): Likewise.
4860 (fold_fixed_mathfn): Likewise.
4861 (fold_builtin_cabs): Likewise.
4862 (fold_builtin_sqrt): Likewise.
4863 (fold_builtin_cbrt): Likewise.
4864 (fold_builtin_cos): Likewise.
4865 (fold_builtin_cosh): Likewise.
4866 (fold_builtin_tan): Likewise.
4867 (fold_builtin_sincos): Likewise.
4868 (fold_builtin_cexp): Likewise.
4869 (fold_builtin_trunc): Likewise.
4870 (fold_builtin_floor): Likewise.
4871 (fold_builtin_ceil): Likewise.
4872 (fold_builtin_round): Likewise.
4873 (fold_builtin_int_roundingfn): Likewise.
4874 (fold_builtin_bitop): Likewise.
4875 (fold_builtin_bswap): Likewise.
4876 (fold_builtin_logarithm): Likewise.
4877 (fold_builtin_hypot): Likewise.
4878 (fold_builtin_pow): Likewise.
4879 (fold_builtin_powi): Likewise.
4880 (fold_builtin_exponent): Likewise.
4881 (fold_builtin_memset): Likewise.
4882 (fold_builtin_bzero): Likewise.
4883 (fold_builtin_memory_op): Likewise.
4884 (fold_builtin_bcopy): Deleted; call site changed to invoke
4885 fold_builtin_memory_op directly.
4886 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4887 (fold_builtin_strncpy): Likewise.
4888 (fold_builtin_memcmp): Likewise.
4889 (fold_builtin_strcmp): Likewise.
4890 (fold_builtin_strncmp): Likewise.
4891 (fold_builtin_signbit): Likewise.
4892 (fold_builtin_copysign): Likewise.
4893 (fold_builtin_isascii): Likewise.
4894 (fold_builtin_toascii): Likewise.
4895 (fold_builtin_isdigit): Likewise.
4896 (fold_builtin_fabs): Likewise.
4897 (fold_builtin_abs): Likewise.
4898 (fold_builtin_fmin_fmax): Likewise.
4899 (fold_builtin_carg): Likewise.
4900 (fold_builtin_classify): Likewise.
4901 (fold_builtin_unordered_cmp): Likewise.
4903 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4904 New functions split out from fold_builtin_1.
4905 (fold_builtin_n): New.
4906 (fold_builtin_varargs): New.
4907 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4909 (fold_call_expr): New.
4910 (build_function_call_expr): Rewrite to use new helper function.
4911 (fold_builtin_call_list): New.
4912 (build_call_expr): New.
4913 (fold_builtin_call_valist): New.
4914 (rewrite_call_expr): New.
4915 (validate_arg): New.
4916 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4917 of an arglist. Change return type to bool. Use new CALL_EXPR
4920 (fold_builtin_strstr): Pass call arguments individually instead
4921 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4922 accessors and constructors. Return NULL_TREE instead of 0.
4923 (fold_builtin_strchr): Likewise.
4924 (fold_builtin_strrchr): Likewise.
4925 (fold_builtin_strpbrk): Likewise.
4926 (fold_builtin_strcat): Likewise.
4927 (fold_builtin_strncat): Likewise.
4928 (fold_builtin_strspn): Likewise.
4929 (fold_builtin_strcspn): Likewise.
4930 (fold_builtin_fputs): Likewise.
4931 (fold_builtin_next_arg): Likewise.
4932 (fold_builtin_sprintf): Likewise.
4934 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4935 NULL_RTX instead of 0.
4936 (expand_builtin_memory_chk): Likewise.
4937 (maybe_emit_chk_warning): Likewise.
4938 (maybe_emit_sprintf_chk_warning): Likewise.
4940 (fold_builtin_object_size): Pass call arguments individually instead
4941 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4942 accessors and constructors. Return NULL_TREE instead of 0.
4943 (fold_builtin_memory_chk): Likewise.
4944 (fold_builtin_stxcpy_chk): Likewise.
4945 (fold_builtin_strncpy_chk): Likewise.
4946 (fold_builtin_strcat_chk): Likewise.
4947 (fold_builtin_strcat_chk): Likewise.
4948 (fold_builtin_strncat_chk): Likewise.
4949 (fold_builtin_sprintf_chk): Likewise.
4950 (fold_builtin_snprintf_chk): Likewise.
4951 (fold_builtin_printf): Likewise.
4952 (fold_builtin_vprintf): Likewise.
4954 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4956 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4957 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4958 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4959 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4960 (fold_unary): Likewise.
4961 (fold_binary): Likewise.
4962 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4963 ternary expressions.
4964 (fold): Add logic for tcc_vl_exp.
4965 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4966 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4967 (fold_build3_stat): Add assertion to flag broken interface for
4968 constructing CALL_EXPRs.
4969 (fold_build_call_list): New.
4970 (fold_build_call_list_initializer): New.
4971 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4973 (fold_strip_sign_ops): Likewise.
4975 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4976 Brooks Moses <brooks.moses@codesourcery.com>
4977 Lee Millward <lee.millward@codesourcery.com>
4979 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4980 accessors and dump arguments explicitly.
4982 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4984 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4986 (print_call_name): Use new CALL_EXPR accessors.
4988 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4989 CALL_EXPR arguments explicitly instead of as a list. Use
4990 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4992 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4993 (vrp_visit_stmt): Likewise.
4995 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4996 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4998 (force_move_till_expr): Likewise.
5000 * targhooks.c (default_external_stack_protect_fail): Use
5001 build_call_expr instead of build_function_call_expr.
5002 (default_hidden_stack_protect_fail): Likewise.
5004 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5007 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5008 and walk arguments explicitly.
5010 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5012 (expand_simple_operations): Likewise.
5013 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5015 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5016 of TREE_CODE_LENGTH.
5017 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5019 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5020 instead of TREE_CODE_LENGTH.
5022 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5023 (tree_ic_transform): Likewise.
5024 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5025 parameter instead of arglist. Fix callers.
5026 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5027 (tree_stringops_transform): Likewise.
5028 (tree_indirect_call_to_profile): Likewise.
5029 (tree_stringops_values_to_profile): Likewise.
5031 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5032 (eliminate_tail_call): Likewise.
5034 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5036 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5037 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5039 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5041 * omp-low.c (build_omp_barrier): Use build_call_expr.
5042 (lower_rec_input_clauses): Likewise.
5043 (lower_reduction_clauses): Likewise.
5044 (expand_parallel_call): Likewise.
5045 (maybe_catch_exception): Likewise.
5046 (expand_omp_for_generic): Likewise.
5047 (expand_omp_for_static_nochunk): Likewise.
5048 (expand_omp_sections): Likewise.
5049 (lower_omp_single_simple): Likewise.
5050 (lower_omp_single_copy): Likewise.
5051 (lower_omp_master): Likewise.
5052 (lower_omp_ordered): Likewise.
5053 (lower_omp_critical): Likewise.
5055 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5056 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5058 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5059 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5060 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5062 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5063 and generalize to handle any number of operands.
5064 (chrec_contains_undetermined): Likewise.
5065 (tree_contains_chrecs): Likewise.
5066 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5068 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5070 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5071 fold_call_expr instead of fold_builtin.
5072 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5073 match declarations there.
5074 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5077 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5078 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5080 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5081 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5083 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5086 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5087 (execute_cse_sincos): Use new CALL_EXPR accessors.
5089 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5091 * gimple-low.c (lower_function_body): Use build_call_expr.
5092 (lower_builtin_setjmp): Likewise.
5094 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5095 (set_storage_via_libcall): Likewise.
5096 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5097 instead of TREE_CODE_LENGTH.
5098 (expand_expr_real_1): Use new CALL_EXPR accessors.
5100 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5101 generalize to handle any number of operands.
5102 (TB_parent_eq): Likewise.
5104 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5105 (strip_builtin_expect): Likewise.
5107 * function.c (gimplify_parameters): Use build_call_expr.
5109 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5110 instead of TREE_CODE_LENGTH.
5112 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5113 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5115 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5118 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5119 (gimplify_decl_expr): Likewise.
5120 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5121 Use new CALL_EXPR iterators.
5122 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5123 (gimplify_modify_expr_to_memset): Likewise.
5124 (gimplify_variable_sized_compare): Likewise.
5125 (gimplify_omp_atomic_fetch_op): Likewise.
5126 (gimplify_omp_atomic_pipeline): Likewise.
5127 (gimplify_omp_atomic_mutex): Likewise.
5128 (gimplify_function_tree): Likewise.
5130 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5131 (call_expr_flags): Likewise.
5132 (expand_call): Likewise.
5134 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5135 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5138 * coverage.c (create_coverage): Use build_call_expr.
5140 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5141 (temp_call_expr_obstack): New.
5142 (pool_copy_list): Delete.
5143 (temp_copy_call_expr): New.
5144 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5145 CALL_EXPR accessors. Get rid of special goo for copying argument
5146 lists and use temp_copy_call_expr instead.
5147 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5148 CALL_EXPR accessors.
5149 (create_expression_by_pieces): Likewise. Use build_call_array
5150 to construct the result instead of fold_build3.
5151 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5152 dealing with argument lists.
5153 (init_pre): Remove references to expression_node_pool and
5154 list_node_pool. Init temp_call_expr_obstack instead.
5155 (fini_pre): Remove references to expression_node_pool and
5158 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5159 and walk arguments explicitly instead of as a list.
5161 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5162 (mx_register_decls): Likewise.
5163 (mudflap_register_call): Likewise.
5164 (mudflap_finish_file): Likewise.
5166 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5167 (ipa_callsite_compute_param): Likewise.
5169 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5170 accessors and constructor.
5172 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5173 accessors and constructor.
5174 (convert_tramp_reference): Likewise.
5175 (convert_call_expr): Likewise.
5176 (finalize_nesting_tree_1): Likewise.
5178 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5181 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5183 * tree-inline.c (initialize_inlined_parameters): Pass entire
5184 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5186 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5187 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5189 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5190 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5191 (vectorizable_reduction): Likewise.
5192 (vectorizable_call): Use new CALL_EXPR iterators.
5193 (vectorizable_conversion): Use build_call_expr.
5194 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5195 (vect_gen_widened_results_half): Use build_call_expr.
5196 (vect_setup_realignment): Likewise.
5197 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5199 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5200 (pass_through_call): Likewise.
5201 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5204 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5205 (tree_gen_pow2_profiler): Likewise.
5206 (tree_gen_one_value_profiler): Likewise.
5207 (tree_gen_ic_func_profiler): Likewise.
5208 (tree_gen_average_profiler): Likewise.
5209 (tree_gen_ior_profiler): Likewise.
5211 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5212 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5213 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5215 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5216 of TREE_CODE_LENGTH.
5218 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5219 of TREE_CODE_LENGTH.
5221 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5223 (convert_to_integer): Likewise.
5225 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5228 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5229 Brooks Moses <brooks.moses@codesourcery.com>
5230 Lee Millward <lee.millward@codesourcery.com>
5232 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5234 * config/frv/frv.c (frv_expand_builtin): Likewise.
5235 * config/s390/s390.c (s390_expand_builtin): Likewise.
5237 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5238 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5240 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5241 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5242 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5243 (ix86_expand_store_builtin): Likewise.
5244 (ix86_expand_unop_builtin): Likewise.
5245 (ix86_expand_unop1_builtin): Likewise.
5246 (ix86_expand_sse_compare): Likewise.
5247 (ix86_expand_sse_comi): Likewise.
5248 (ix86_expand_vec_init_builtin): Likewise.
5249 (ix86_expand_vec_ext_builtin): Likewise.
5250 (ix86_expand_vec_set_builtin): Likewise.
5251 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5253 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5254 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5256 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5257 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5258 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5260 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5262 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5263 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5264 arglist. Use new CALL_EXPR accessors. Fix callers.
5265 (altivec_expand_abs_builtin): Likewise.
5266 (rs6000_expand_binop_builtin): Likewise.
5267 (altivec_expand_predicate_builtin): Likewise.
5268 (altivec_expand_lv_builtin): Likewise.
5269 (spe_expand_stv_builtin): Likewise.
5270 (altivec_expand_stv_builtin): Likewise.
5271 (rs6000_expand_ternop_builtin): Likewise.
5272 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5273 (altivec_expand_st_builtin): Likewise.
5274 (altivec_expand_dst_builtin): Likewise.
5275 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5276 arglist. Use new CALL_EXPR accessors. Fix callers.
5277 (altivec_expand_vec_set_builtin): Likewise.
5278 (altivec_expand_vec_ext_builtin): Likewise.
5279 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5280 (spe_expand_builtin): Likewise.
5281 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5282 arglist. Use new CALL_EXPR accessors. Fix callers.
5283 (spe_expand_evsel_builtin): Likewise.
5284 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5285 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5287 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5288 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5289 (arm_expand_unop_builtin): Likewise.
5290 (arm_expand_builtin): Use new CALL_EXPR accessors.
5292 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5295 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5296 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5297 (bfin_expand_unop_builtin): Likewise.
5298 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5300 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5301 Brooks Moses <brooks.moses@codesourcery.com>
5302 Lee Millward <lee.millward@codesourcery.com>
5304 * c-semantics.c (build_stmt): Add internal diagnostic check.
5306 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5307 accessors. Print arguments explicitly instead of as a list.
5309 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5311 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5312 (c_finish_omp_flish): Likewise.
5314 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5315 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5316 instead of TREE_CODE_LENGTH.
5317 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5318 (c_warn_unused_result): Likewise.
5320 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5323 * doc/invoke.texi (Warning Options): Remove
5324 -Werror-implicit-function-declaration.
5325 (Wimplicit-function-declaration): Update description.
5326 * opts.c (common_handle_option): Move handling of -Werror=* to...
5327 (enable_warning_as_error): ...here.
5328 * opts.h (enable_warning_as_error): Declare.
5329 * c-decl.c (implicit_decl_warning): Unless
5330 -Wno-implicit-function-declaration is given, emit a pedwarn if
5331 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5332 * c.opt (Wimplicit-function-declaration): Replace
5333 mesg_implicit_function_declaration with
5334 warn_implicit_function_declaration.
5335 * c-opts.c (c_common_handle_option):
5336 -Werror-implicit-function-declaration is exactly equal as
5337 -Werror=implicit-function-declaration.
5338 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5339 warn_implicit_function_declaration.
5340 (c_common_post_options): -Wimplict-function-declaration is enabled
5341 by default by -std=c99, otherwise is disabled by default.
5342 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5344 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5346 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5347 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5348 former is ignored but not the latter.
5350 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5352 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5353 is made and the reference doesn't use the alias set of its type,
5354 do not create the temporary using that type.
5356 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5358 * jump.c: Remove prototypes for delete_computation and
5359 delete_prior_computation.
5361 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5363 * jump.c (get_label_after): Delete.
5364 (get_label_before, delete_computation, delete_jump,
5365 delete_prior_computation, follow_jumps): Move...
5366 * reorg.c (delete_computation, delete_prior_computation): ... here...
5367 (get_label_before, delete_jump): ... making these static ...
5368 (follow_jumps): ... and simplifying this since it only runs after
5370 * rtl.h (get_label_after, get_label_before, delete_jump,
5371 follow_jumps): Delete prototypes.
5373 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5375 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5377 2007-02-15 Nick Clifton <nickc@redhat.com>
5379 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5380 order to prevent it from being munged by the target.
5382 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5384 * config/i386/i386.md: Remove misleading comment.
5386 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5388 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5389 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5392 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5394 * tree-sra.c (instantiate_missing_elements): Canonicalize
5396 (sra_build_assignment): New.
5397 (generate_copy_inout, generate_element_copy,
5398 generate_element_zero, generate_one_element_init): Use it.
5400 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5402 * tree-sra.c (instantiate_missing_elements): Canonicalize
5404 (sra_build_assignment): New.
5405 (generate_copy_inout, generate_element_copy,
5406 generate_element_zero, generate_one_element_init): Use it.
5408 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5410 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5413 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5415 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5416 types as aggregates not scalars.
5417 * function.c (assign_stack_temp_for_type): Likewise.
5419 2007-02-14 Roger Sayle <roger@eyesopen.com>
5420 Zdenek Dvorak <dvorakz@suse.cz>
5422 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5425 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5427 * passes.c (next_pass_1): Clear the next field of the copied
5430 2007-02-14 Richard Henderson <rth@redhat.com>
5432 * tree-sra.c (early_sra): New.
5433 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5434 (tree_sra_early, pass_sra_early): New.
5435 * tree-pass.h (pass_sra_early): Declare.
5436 * passes.c (init_optimization_passes): Use it.
5438 2007-02-14 Richard Guenther <rguenther@suse.de>
5440 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5442 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5444 PR tree-optimization/30771
5445 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5447 (vect_analyze_operations): Induction phis can now be marked as
5449 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5450 Update documentation accordingly.
5452 2007-02-14 Nick Clifton <nickc@redhat.com>
5454 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5455 most 3 arguments are supported.
5456 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5458 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5460 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5461 Ensure dst->current is valid.
5463 2007-02-13 Paul Brook <paul@codesourcery.com>
5465 * config.gcc: Add arm*-*-uclinux-*eabi.
5466 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5467 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5468 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5469 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5470 (LINK_SPEC): Define.
5472 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5474 * config/arm/uclinux-eabi.h: New file.
5475 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5476 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5479 2007-02-13 Ian Lance Taylor <iant@google.com>
5481 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5482 * flags.h (warn_strict_overflow): Declare.
5483 (enum warn_strict_overflow_code): Define.
5484 (issue_strict_overflow_warning): New static inline function.
5485 * opts.c (warn_strict_overflow): New variable.
5486 (common_handle_option): Handle OPT_Wstrict_overflow and
5487 OPT_Wstrict_overflow_.
5488 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5490 * fold-const.c: Include intl.h.
5491 (fold_deferring_overflow_warnings): New static variable.
5492 (fold_deferred_overflow_warning): New static variable.
5493 (fold_deferred_overflow_code): New static variable.
5494 (fold_defer_overflow_warnings): New function.
5495 (fold_undefer_overflow_warnings): New function.
5496 (fold_undefer_and_ignore_overflow_warnings): New function.
5497 (fold_deferring_overflow_warnings_p): New function.
5498 (fold_overflow_warning): New static function.
5499 (make_range): Add strict_overflow_p parameter. Change all
5501 (extract_muldiv, extract_muldiv_1): Likewise.
5502 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5503 tree_expr_nonnegative_p.
5504 (fold_negate_expr): Call fold_overflow_warning.
5505 (fold_range_test): Likewise.
5506 (fold_comparison): Likewise.
5507 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5508 instead of tree_expr_nonnegative_p.
5509 (tree_expr_nonnegative_warnv_p): Rename from
5510 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5511 (tree_expr_nonnegative_p): New function.
5512 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5513 strict_overflow_p parameter.
5514 (tree_expr_nonzero_p): New function.
5515 * passes.c (verify_interpass_invariants): New static function.
5516 (execute_one_pass): Call it.
5517 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5519 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5520 (estimate_numbers_of_iterations): Likewise.
5521 (scev_probably_wraps_p): Likewise.
5522 * tree-ssa-ccp.c: Include "toplev.h".
5523 (evaluate_stmt): Defer fold overflow warnings until we know we are
5525 (struct fold_stmt_r_data): Add stmt field.
5526 (fold_stmt_r): Defer fold overflow warnings until we know we
5528 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5529 (fold_stmt_inplace): Likewise.
5530 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5531 (cleanup_control_expr_graph): Defer fold overflow warnings until
5532 we know we are going to optimize.
5533 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5534 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5536 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5537 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5538 * tree-ssa-loop-manip.c (create_iv): Likewise.
5539 * c-typeck.c (build_conditional_expr): Likewise.
5540 (build_binary_op): Likewise.
5541 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5542 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5543 (extract_range_from_unary_expr): Likewise.
5544 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5545 assuming that signed overflow does not occur.
5546 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5547 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5548 (fold_defer_overflow_warnings): Declare.
5549 (fold_undefer_overflow_warnings): Declare.
5550 (fold_undefer_and_ignore_overflow_warnings): Declare.
5551 (fold_deferring_overflow_warnings_p): Declare.
5552 (tree_expr_nonzero_warnv_p): Declare.
5553 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5555 (Warning Options): Document -Wstrict-overflow.
5556 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5557 (tree-ssa-ccp.o): Likewise.
5558 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5559 (fold-const.o): Depend on intl.h.
5561 2007-02-13 Ian Lance Taylor <iant@google.com>
5564 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5567 2007-02-13 Stuart Hastings <stuart@apple.com>
5569 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5571 2007-02-13 Richard Henderson <rth@redhat.com>
5573 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5574 handled_component_p before looking for the indirect_ref.
5576 2007-02-13 Richard Henderson <rth@redhat.com>
5578 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5579 remove flags clobber.
5580 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5581 (bswaphi_lowpart): New.
5582 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5583 remove TARGET_BSWAP test. Delete expander of the same name.
5585 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5586 (expand_unop): Use them.
5588 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5590 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5591 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5592 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5593 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5594 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5595 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5596 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5597 assembler dialect choice from asm templates.
5599 2007-02-12 Richard Henderson <rth@redhat.com>
5601 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5602 (fixuns_trunc<SSEMODEF>si2): Use it.
5603 * config/i386/sse.md (vec_setv4sf_0): Export.
5604 * config/i386/i386.c (ix86_build_const_vector): Export.
5605 (ix86_split_convert_uns_si_sse): Rename from
5606 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5607 * config/i386/i386-protos.h: Update.
5609 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5612 * c-typeck.c (c_finish_return): Improve warning message.
5614 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5616 * alias.c (find_symbolic_term): Delete unused function.
5618 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5621 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5622 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5624 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5626 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5627 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5628 the function, temporarily point the debug interface to the null one.
5630 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5632 * dwarf2out.c (round_up_to_align): New static function.
5633 (field_byte_offset): Use it to round the offset.
5635 2007-02-12 Richard Henderson <rth@redhat.com>
5637 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5638 (inswl_const): Export.
5640 2007-02-12 Richard Henderson <rth@redhat.com>
5642 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5643 result mode of the libcall, convert back to outmode.
5645 2007-02-12 Roger Sayle <roger@eyesopen.com>
5647 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5648 (bswapdi2): New define_expand to implement 32-bit implementation.
5650 2007-02-12 Nick Clifton <nickc@redhat.com>
5652 * doc/invoke.texi (Overall Options): Document --help=.
5653 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5654 (cc1_options): Pass --help= on to cc1.
5655 (display_help): Add description of --help=.
5656 (process_command): Add code to handle --help=. Allow translated
5657 --help and --target-help switches to be passed on to compiler
5659 (main): Remove unused if statement.
5660 * opts.c (columns): Remove.
5661 (LEFT_COLUMN): Define.
5662 (wrap_help): Add columns argument.
5663 (print_filtered_help): Change parameters to be an include bitmask,
5664 an exclude bitmask, an any bitmask and the column width. Move the
5665 code to display the params list here. Add code to display the
5666 status of options rather than their descriptions if the quiet flag
5668 (print_specific_help): Change parameters to be an include bitmask,
5669 an exclude bitmask and an any bitmask. Move code to look up the
5670 column width here. Decide upon the title for an options listing.
5671 (common_handle_options): Add code to handle --help=. Adapt code
5672 for --help and --target-help to use the revised form of the
5673 print_specific_help function.
5674 (print_help): Delete.
5675 (print_param_help): Delete.
5676 (print_switch): Delete.
5677 * opts.h (cl_lang_count): Add prototype.
5678 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5679 CL_MAX_OPTION_CLASS): New defines.
5680 * optc-gen.awk: Add construction of cl_lang_count.
5681 * c.opt: Add Warning attribute to warning options and Optimization
5682 attribute to optimization options.
5683 * common.opt: Likewise.
5685 Add -fhelp and -ftarget-help as aliases for the transformed --help
5686 and --target-help options.
5687 * opt-functions.awk: Add code to handle Warning and Optimization
5690 2007-02-12 Richard Henderson <rth@redhat.com>
5692 * config/alpha/constraints.md: New file.
5693 * config/alpha/alpha.c: Include tm-constrs.h.
5694 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5695 alpha_extra_constraint): Remove.
5696 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5697 * config/alpha/alpha-protos.h: Update.
5698 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5699 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5700 (EXTRA_CONSTRAINT): Remove.
5701 * config/alpha/alpha.md: Include constraints.md.
5702 (adddi splitter): Use satisfies_constraint_*.
5703 * config/alpha/predicates.md (add_operand): Likewise.
5704 (sext_add_operand, addition_operation): Likewise.
5706 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5708 PR tree-optimization/29145
5709 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5710 in our handling of restrict qualified pointers.
5712 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5715 * doc/invoke.texi (Wunused-value): Update description.
5716 (Wextra): Delete item.
5717 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5718 value of Wunused-value.
5719 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5720 (c_finish_stmt_expr): Don't check extra_warnings.
5721 (emit_side_effect_warnings): The caller is responsible to check
5724 2007-02-11 Roger Sayle <roger@eyesopen.com>
5725 Matt Thomas <matt@3am-software.com>
5727 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5729 2007-02-11 Roger Sayle <roger@eyesopen.com>
5731 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5732 comparisons of POPCOUNT against zero.
5733 (simplify_const_relational_operation): Likewise.
5735 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5737 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5739 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5741 * dwarf2out.c (root_type): Delete unused function.
5743 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5745 * genattrtab.c (contained_in_p): Delete unused function.
5746 (write_expr_attr_cache): Likewise.
5748 2007-02-11 Jan Hubicka <jh@suse.cz>
5750 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5753 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5755 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5756 to add the REG_EQ* note.
5757 * see.c (see_merge_one_use_extension): Likewise.
5758 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5759 turn REG_EQUAL notes into REG_EQUIV notes if the target
5760 register may have more than one set.
5761 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5762 * gcse.c (try_replace_reg): Likewise.
5763 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5764 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5765 more than one REG_EQUIV note.
5766 * reload1.c (gen_reload): Use set_unique_reg_note.
5768 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5771 (ix86_builtin_conversion): New function.
5773 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5776 * tree.h (DECL_REPLACEABLE_P): New macro.
5777 * except.c (set_nothrow_function_flags): Likewise.
5779 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5780 Ira Rosen <irar@il.ibm.com>
5781 Dorit Nuzman <dorit@il.ibm.com>
5783 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5784 * targhooks.c (default_builtin_vectorized_conversion): New.
5785 * targhooks.h (default_builtin_vectorized_function): New declaration.
5786 * target.h (struct vectorize): Add builtin_conversion field.
5787 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5788 stmt_vec_info_type value.
5789 (vectorizable_conversion): New declaration.
5790 * tree-vect-analyze.c (vect_analyze_operations): Add
5791 vectorizable_conversion call.
5792 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5793 * tree-vect-transform.c (vectorizable_conversion): New function.
5794 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5795 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5797 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5798 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5799 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5800 or ALTIVEC_BUILTIN_VCFSX.
5802 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5805 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5806 CONST_DOUBLE and operand 0 is a hard register.
5807 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5808 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5809 is a hard floating-point register.
5811 2007-02-10 Richard Henderson <rth@redhat.com>
5812 Jakub Jelinek <jakub@redhat.com>
5813 Alexandre Oliva <aoliva@redhat.com>
5815 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5816 * builtin-types.def (BT_WORD): Make unsigned.
5817 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5818 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5819 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5820 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5821 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5822 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5824 * expr.c (emutls_var_address): New.
5825 (expand_expr_real_1): Expand emulated tls.
5826 (expand_expr_addr_expr_1): Likewise.
5827 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5828 * output.h (emutls_finish): Declare.
5829 * toplev.c (compile_file): Call it.
5830 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5831 address before wrapping in CONST.
5832 * varasm.c (emutls_htab, emutls_object_type): New.
5833 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5834 (get_emutls_object_name, get_emutls_object_type): New.
5835 (get_emutls_init_templ_addr, emutls_decl): New.
5836 (emutls_common_1, emutls_finish): New.
5837 (assemble_variable): When emulating tls, swap decls; generate
5838 constructor for the emutls objects.
5839 (do_assemble_alias): When emulating tls, swap decl and target name.
5840 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5842 * varpool.c (decide_is_variable_needed): Look at force_output.
5843 Recurse for emulated tls.
5844 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5845 with decide_is_variable_needed.
5846 * emutls.c: New file.
5847 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5848 tls_object for real tls.
5850 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5852 PR rtl-optimization/29599
5853 * reload1.c (eliminate_regs_in_insn): Take the destination
5854 mode into account when computing the offset.
5856 2007-02-09 Stuart Hastings <stuart@apple.com>
5857 Richard Henderson <rth@redhat.com>
5859 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5860 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5861 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5862 fixuns_truncdfhi2): New.
5863 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5864 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5865 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5866 (floatunssidf2): Allow nonimmediate source.
5867 * gcc/config/i386/sse.md (movdi_to_sse): New.
5868 (vec_concatv2di): Drop '*'.
5869 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5870 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5871 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5873 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5874 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5875 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5876 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5877 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5878 ix86_build_const_vector.
5879 (x86_emit_floatuns): Rewrite.
5881 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5883 * genautomata.c (longest_path_length): Delete unused function.
5884 (struct state): Delete unused longest_path_length.
5885 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5886 (get_free_state): Delete unused.
5888 2007-02-09 Jan Hubicka <jh@suse.cz>
5890 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5891 * doc/invoke.texi (inline-unit-growth): Update default value.
5893 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5894 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5895 (rebuild_cgraph_edges): Likewise.
5896 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5897 (dump_cgraph_node): Dump frequencies.
5898 (cgraph_clone_edge): Add frequency scales.
5899 (cgraph_clone_node): Add freuqnecy.
5900 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5901 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5902 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5903 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5904 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5905 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5906 (save_inline_function_body): Likewise.
5907 * ipa-inline.c: inluce rtl.h
5908 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5909 (cgraph_edge_badness): Use frequencies.
5910 (cgraph_decide_recursive_inlining): Update clonning.
5911 (cgraph_decide_inlining_of_small_function): Dump frequency.
5912 * predict.c (estimate_bb_frequencies): Export.
5913 * predict.h (estimate_bb_frequencies): Declare.
5914 * tree-inline.c (copy_bb): Watch overflows.
5915 (expand_call_inline): Update call of cgraph_create_edge.
5916 (optimize_inline_calls): Use TODO flags to update frequnecies.
5917 * passes.h: Include predict.h
5918 (init_optimization_passes): Move profile ahead.
5919 (execute_function_todo): Handle TODO_rebuild_frequencies.
5921 2007-02-09 Roger Sayle <roger@eyesopen.com>
5923 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5924 the insbl or inswl pattern into a register.
5926 2007-02-09 Roger Sayle <roger@eyesopen.com>
5928 * config/ia64/ia64.md (bswapdi2): New define_insn.
5930 2007-02-09 Richard Henderson <rth@redhat.com>
5932 * config/i386/constraints.md (Ym): New constraint.
5933 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5934 (movdi_1_rex64): Split sse and xmm general register moves from
5935 memory move alternatives. Use conditional register constraints.
5936 (movsf_1, movdf_integer): Likewise.
5937 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5938 (movdf_integer_rex64): New.
5939 (pushsf_rex64): Fix output constraints.
5940 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5941 (sse2_stored): Likewise.
5942 (sse2_storeq_rex64): New.
5943 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5944 amd and not generic.
5945 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5946 for optimize_size. Remove SF/DFmode hack.
5948 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5950 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5953 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5954 Richard Sandiford <richard@codesourcery.com>
5956 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5957 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5958 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5959 m68k/t-mlib to tmake_file.
5960 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5961 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5962 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5963 Allow it to be cf or m68k. Set m68k_arch_family. If that
5964 variable is not empty, add t-$m68k_arch_family to tmake_file.
5965 Add t-mlibs to tmake_file.
5966 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5967 * config/m68k/t-cf: New file.
5968 * config/m68k/t-m68k: Likewise.
5969 * config/m68k/t-mlibs: Likewise.
5970 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5971 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5972 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5973 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5974 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5976 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5977 (INSTALL_LIBGCC): Delete.
5978 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5979 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5980 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5981 (M68K_MLIB_CPU): Define.
5982 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5983 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5984 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5986 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5987 Richard Guenther <rguenther@suse.de>
5990 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5991 against INT_MIN/INT_MAX.
5992 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5993 file if a loop is removed.
5995 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5997 * calls.c (store_one_arg): Pass correct alignment to
5998 emit_push_insn for non-BLKmode values.
5999 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6000 unaligned stack slot via a suitably aligned slot.
6002 2007-02-08 DJ Delorie <dj@redhat.com>
6004 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6006 (legal_subregs): Use unsigned char, make const.
6007 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6009 2007-02-08 Paul Brook <paul@codesourcery.com>
6011 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6012 special interworking needed.
6014 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6016 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6017 conditional to __SSE2__.
6018 (Entries below should have been added to first ChangeLog
6019 entry for amdfam10 dated 2007-02-05)
6020 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6022 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6024 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6027 2007-02-08 DJ Delorie <dj@redhat.com>
6029 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6030 * config/m32c/m32c.c (legal_subregs): New.
6031 (m32c_illegal_subreg_p): New.
6032 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6033 unsupported subregs of hard regs.
6035 2007-02-08 Jan Hubicka <jh@suse.cz>
6037 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6038 the same one; always update histograms.
6040 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6042 * passes.c (init_optimization_passes): Tidy comment.
6044 2007-02-08 Roger Sayle <roger@eyesopen.com>
6046 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6047 strip zero_extend, bswap and rotates from POCOUNT's argument.
6048 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6049 zero_extend and rotates from PARITY's argument.
6050 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6051 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6052 of an integer constant at compile-time.
6054 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6057 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6059 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6062 * tree-ssa-live.c (remove_unused_locals): Do not remove
6063 TREE_ADDRESSABLE variables.
6064 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6065 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6066 FOR_CLOBBER. Update all users.
6067 If VAR has an associated alias set, add a virtual operand for
6068 it if no alias is found to conflict with the memory reference.
6070 2007-02-07 Jan Hubicka <jh@suse.cz>
6071 Robert Kidd <rkidd@crhc.uiuc.edu>
6073 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6075 2007-02-07 Ian Lance Taylor <iant@google.com>
6077 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6079 2007-02-07 Roger Sayle <roger@eyesopen.com>
6081 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6082 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6083 tablejumpdi, movsi_to_cr_one): Remove constraints from
6084 define_expand's match_operands.
6086 2007-02-07 Roger Sayle <roger@eyesopen.com>
6088 * global.c (compute_regsets): Move declatation of "i" inside of
6089 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6091 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6094 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6095 of INDIRECT_REF <RESULT_DECL>.
6097 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6099 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6100 Kaz Kojima <kkojima@gcc.gnu.org>
6103 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6105 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6107 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6109 * doc/loop.texi: Document possibility not to perform disambiguation
6110 of loops with multiple latches.
6111 * cfgloopmanip.c (alp_enum_p): Removed.
6112 (add_loop): Handle subloops. Use get_loop_body_with_size.
6113 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6114 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6115 the new forwarder block.
6116 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6117 Handle the case latch is NULL.
6118 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6119 when marking loop exits.
6120 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6122 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6123 disambiguate_loops_with_multiple_latches.
6124 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6125 before fix_loop_structure.
6126 * cfgloop.c: Include pointer-set.h and output.h.
6127 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6128 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6129 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6130 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6131 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6132 disambiguate_multiple_latches, get_loop_body_with_size,
6133 disambiguate_loops_with_multiple_latches): New functions.
6134 (flow_loop_dump): Dump multiple latch edges.
6135 (flow_loop_nodes_find): Handle loops with multiple latches.
6136 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6137 (glb_enum_p): Modified.
6138 (get_loop_body): Use get_loop_body_with_size.
6139 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6140 (AVOID_CFG_MODIFICATIONS): New constant.
6141 (disambiguate_loops_with_multiple_latches, add_loop,
6142 get_loop_body_with_size): Declare.
6143 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6145 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6148 * global.c (compute_regsets): New function.
6149 (global_alloc): Refactored ELIMINABLE_REGSET
6150 and NO_GLOBAL_ALLOC_REGS computation out.
6151 (rest_of_handle_global_alloc): Call compute_regsets()
6152 for non-optimizing case.
6154 2007-02-06 Richard Henderson <rth@redhat.com>
6156 * config/i386/constraints.md (Y2): Rename from Y.
6157 (Yi): New constraint.
6158 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6159 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6160 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6161 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6162 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6163 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6164 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6165 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6166 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6167 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6168 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6169 vec_extractv2si_1): Change Y constraints to Y2.
6170 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6171 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6172 Change Y constraints to Y2.
6173 (sse2_loadld): Change Y constraints to x.
6175 2007-02-06 Roger Sayle <roger@eyesopen.com>
6177 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6178 (parity<mode>2): New define_expand using rs6000_emit_parity.
6179 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6180 rs6000_emit_parity): New functions.
6181 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6182 rs6000_emit_parity): Prototype here.
6184 2007-02-06 Ian Lance Taylor <iant@google.com>
6186 * lower-subreg.c (simple_move_operand): Reject CONST.
6187 (resolve_clobber): Call validate_change rather than directly
6188 assigning to XEXP (pat, 0).
6190 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6192 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6193 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6194 (tree-cfg.o): Remove hashtab.h dependency.
6196 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6197 (struct ivopts_data): Change niters to pointer_map_t.
6198 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6199 (niter_for_exit): Create pointer_map on demand. Change for
6201 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6202 (free_loop_data): Destroy data->niters if created and reset field.
6203 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6204 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6206 * tree-ssa-reassoc.c: Include pointer-set.h.
6207 (bb_rank): Change to long *.
6208 (operand_rank): Change to pointer_map_t.
6209 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6210 (insert_operand_rank): Accept long.
6211 (operand_entry_hash, operand_entry_eq): Remove.
6212 (get_rank): Return long. Adjust for changes above.
6213 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6215 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6217 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6218 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6219 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6221 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6222 directly since it cannot be NULL.
6223 (get_vi_for_tree): Rewrite for pointer_map API.
6224 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6225 (init_alias_vars): Create vi_for_tree as pointer_map.
6226 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6228 * tree-cfg.c: Don't include hashtab.h.
6229 (edge_to_cases): Declare as pointer_map.
6230 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6232 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6233 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6234 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6236 (record_switch_edge): Delete.
6237 (get_cases_for_edge): Adjust for pointer_map API, inline
6238 record_switch_edge (rewritten for new API), remove goto.
6240 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6242 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6243 * tree-nested.c: Include pointer-set.h.
6244 (var_map_elt, var_map_eq, var_map_hash): Delete.
6245 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6247 (nesting_info_bitmap_obstack): New.
6248 (lookup_field_for_decl): Adjust for pointer_map API.
6249 (lookup_tramp_for_decl): Adjust for pointer_map API.
6250 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6251 (get_local_debug_decl): Adjust for pointer_map API.
6252 (convert_nl_goto_reference): Adjust for pointer_map API.
6253 (convert_nl_goto_receiver): Adjust for pointer_map API.
6254 (create_nesting_tree): Create outside GGC space. Create bitmap on
6255 the new obstack. Create field_map and var_map as pointer_maps.
6256 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6258 (lower_nested_functions): Move root here, no need to NULL it.
6259 Initialize and release the obstack.
6261 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6263 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6264 Remove prototypes and make them non-static.
6265 (struct tree_int_map): Remove.
6266 * tree.h (struct tree_int_map): Move here, turning TO into an
6268 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6270 * tree.h (TREE_COMPLEXITY): Remove.
6271 (struct tree_exp): Remove complexity field.
6272 * tree.c (build1_stat): Don't set it.
6274 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6275 Victor Kaplansky <victork@il.ibm.com>
6277 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6278 (vect_is_simple_reduction): Support reduction with induction as
6279 one of the operands.
6280 (vect_is_simple_iv_evolution): Fix formatting.
6281 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6282 formatting. Don't mark induction phis for vectorization.
6283 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6284 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6285 (vect_get_vec_def_for_operand): Support induction.
6286 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6288 (vectorizable_reduction): Support reduction with induction as one of
6290 (vectorizable_type_demotion): Use def-type of stmt argument rather
6291 than dummy def-type.
6293 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6294 flag_tree_scev_cprop.
6295 * common.opt (tree-scev-cprop): New flag.
6297 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6298 call to vect_get_new_vect_var.
6300 2007-02-06 Ira Rosen <irar@il.ibm.com>
6302 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6303 vectype is not NULL.
6304 (vect_pattern_recog_1): Likewise.
6306 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6308 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6309 (fold_negate_expr): Likewise.
6311 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6314 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6315 even if cv-qualification is the same.
6317 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6319 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6320 __enable_execute_stack on completion.
6322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6324 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6325 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6326 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6327 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6328 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6329 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6330 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6331 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6335 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6336 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6337 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6338 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6339 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6340 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6341 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6342 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6343 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6344 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6345 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6346 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6347 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6348 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6349 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6350 sqrtextenddfxf2_i387): Added amdfam10_decode.
6352 * config/i386/athlon.md (athlon_idirect_amdfam10,
6353 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6354 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6355 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6356 athlon_ivector_store_amdfam10): New define_insn_reservation.
6357 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6360 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6362 * config/i386/athlon.md (athlon_call_amdfam10,
6363 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6364 define_insn_reservation.
6365 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6366 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6367 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6369 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6371 * config/i386/athlon.md (athlon_sseld_amdfam10,
6372 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6373 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6375 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6377 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6378 define_insn_reservation.
6379 * config/i386/i386.md (sseins): Added sseins to define_attr type
6380 and define_attr unit.
6381 * config/i386/sse.md: Set type attribute to sseins for insertq
6384 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6386 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6387 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6388 ssecomi_load_amdfam10, ssecomi_amdfam10,
6389 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6390 define_insn_reservation.
6391 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6393 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6395 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6396 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6397 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6398 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6399 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6400 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6401 define_insn_reservation.
6403 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6404 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6405 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6406 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6407 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6409 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6411 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6412 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6413 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6414 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6415 athlon_ssemul_load_k8): Added amdfam10.
6417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6419 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6420 (x86_sse_unaligned_move_optimal): New variable.
6422 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6424 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6425 for unaligned vector SSE double/single precision loads for AMDFAM10.
6427 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6429 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6430 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6431 Define TARGET_CPU_DEFAULT_amdfam10.
6432 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6433 (processor_type): Add PROCESSOR_AMDFAM10.
6435 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6436 processor_type in config/i386/i386.h.
6437 Enable imul peepholes for TARGET_AMDFAM10.
6439 * config.gcc: Add support for --with-cpu option for amdfam10.
6441 * config/i386/i386.c (amdfam10_cost): New variable.
6442 (m_AMDFAM10): New macro.
6443 (m_ATHLON_K8_AMDFAM10): New macro.
6444 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6445 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6446 x86_promote_QImode, x86_integer_DFmode_moves,
6447 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6448 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6449 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6450 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6451 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6452 Enable/disable for amdfam10.
6453 (override_options): Add amdfam10_cost to processor_target_table.
6454 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6455 processor_alias_table.
6456 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6457 (ix86_adjust_cost): Add code for amdfam10.
6459 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6461 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6462 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6463 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6464 * config/i386/i386.h: Add builtin definition for SSE4A.
6465 * config/i386/i386.md: Add support for ABM instructions
6467 * config/i386/sse.md: Add support for SSE4A instructions
6468 (movntss, movntsd, extrq, insertq).
6469 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6470 Add -march=amdfam10 flag.
6471 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6472 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6474 * doc/extend.texi: Add documentation for SSE4A builtins.
6476 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6478 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6480 2007-02-05 Richard Guenther <rguenther@suse.de>
6482 * tree-vectorizer.h (vectorizable_function): Add argument type
6483 argument, change return type.
6484 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6485 * tree-vect-transform.c (vectorizable_function): Handle extra
6486 argument, return vectorized function decl.
6487 (build_vectorized_function_call): Remove.
6488 (vectorizable_call): Handle calls with result and argument types
6489 differing. Handle loop vectorization factor correctly.
6490 * targhooks.c (default_builtin_vectorized_function): Adjust for
6492 * targhooks.h (default_builtin_vectorized_function): Likewise.
6493 * target.h (builtin_vectorized_function): Add argument type
6495 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6496 extra argument, allow vectorizing of lrintf.
6497 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6498 documentation of target hook.
6500 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6503 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6504 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6505 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6507 2007-02-05 Roger Sayle <roger@eyesopen.com>
6509 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6510 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6511 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6512 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6513 before canonicalizing sincos to cexpi.
6514 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6516 2007-02-05 Roger Sayle <roger@eyesopen.com>
6518 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6519 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6520 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6522 2007-02-05 Roger Sayle <roger@eyesopen.com>
6524 * mips-tfile.c (initialize_init_file): Correct endianness test.
6526 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6528 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6531 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6533 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6534 saves in a PARALLEL before the register assignments.
6536 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6538 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6539 DWARF_FRAME_RETURN_COLUMN to be a general register.
6540 * dwarf2out.c (init_return_column_size): New function, split from...
6541 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6542 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6543 to be nongeneral registers.
6544 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6546 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6547 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6549 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6551 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6553 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6555 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6556 (remove_path): Use can_remove_branch_p and remove_branch instead
6557 of loop_delete_branch_edge.
6558 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6559 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6560 Update profile using scale_dominated_blocks_in_loop.
6561 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6562 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6563 (can_remove_branch_p, remove_branch): Declare.
6564 * tree-cfg.c (tree_can_remove_branch_p): New function.
6565 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6566 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6567 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6569 2007-02-05 Jan Hubicka <jh@suse.cz>
6572 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6573 nodes in cgraph, don't remove offline copy of the function.
6575 2007-02-04 Jan Hubicka <jh@suse.cz>
6577 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6578 vectors might cause maybe_lookup_element_for_expr to be called
6579 on non-sra-candidate.
6581 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6583 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6584 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6585 spelling conventions.
6587 2007-02-04 Richard Guenther <rguenther@suse.de>
6590 * fold-const.c (try_move_mult_to_index): Make sure to not
6591 overflow one dimension of a multi-dimensional array access.
6593 2007-02-04 Jan Hubicka <jh@suse.cz>
6595 * passes.c (init_optimization_passes): Reindent.
6597 2007-02-04 Jan Hubicka <jh@suse.cz>
6598 Eric Botcazou <ebotcazou@adacore.com>
6600 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6601 (execute_fixup_cfg): Break out the abnormal goto code.
6602 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6603 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6604 (optimize_inline_calls): Call make_nonlocal_label_edges.
6606 2007-02-04 Jan Hubicka <jh@suse.cz>
6608 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6609 true when something was changed.
6610 (rename_ssa_copies): When something was changed, do
6611 TODO_remove_unused_locals.
6612 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6613 add TODO_remove_unused_locals when instruction was removed.
6615 2007-02-04 Jan Hubicka <jh@suse.cz>
6617 * ipa-inline.c (try_inline): Improve debug output; work on already
6619 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6620 call try_inline for already inlined edges too when flattening;
6621 inline also functions that make callee growth but overall unit size
6624 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6626 * config/m32c/bitops.md, config/m32c/jump.md,
6627 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6628 config/m32r/m32r.h, config/m32r/m32r.md,
6629 config/m32r/predicates.md, config/m68hc11/larith.asm,
6630 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6631 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6632 config/mips/mips-protos.h, config/mips/mips.c,
6633 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6634 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6635 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6636 spelling conventions.
6638 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6639 Follow spelling conventions.
6641 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6643 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6644 warn about C++0x compatibility.
6646 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6648 * config/h8300/h8300.c, config/h8300/h8300.h,
6649 config/h8300/h8300.md: Follow spelling conventions.
6651 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6654 * combine.c (try_combine): Do not substitute source operand
6655 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6657 2007-02-03 Jan Hubicka <jh@suse.cz>
6659 PR gcov-profile/30650
6660 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6661 do not divide by zero for never executed counters.
6662 (tree_find_values_to_profile): Fix counters.
6663 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6665 2007-02-03 Ian Lance Taylor <iant@google.com>
6667 * lower-subreg.c (simple_move_operand): New static function,
6668 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6670 (simple_move): Call simple_move_operand.
6671 (find_decomposable_subregs): Add special handling of MEMs.
6672 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6673 meaning of return value. If we see a hard register, test whether
6674 it can store a word_mode value. Change all callers.
6676 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6678 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6679 ftrapv insns and expanders.
6680 (subdi3): Change define_expand operand 1 to arith11_operand, and
6681 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6682 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6683 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6687 * varasm.c (notice_global_symbol): Treat global objects as weak when
6690 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6692 * emit-rtl.c (dconstpi): Delete.
6694 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6695 * real.h (dconstpi): Delete.
6697 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6698 (fold_builtin_hypot): Likewise.
6700 2007-02-03 Tom Tromey <tromey@redhat.com>
6703 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6704 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6706 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6708 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6709 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6710 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6711 config/rs6000/cell.md, config/rs6000/darwin.h,
6712 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6713 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6714 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6715 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6716 typos. Follow spelling conventions.
6717 * doc/invoke.texi: Follow spelling conventions.
6719 2007-02-03 Roger Sayle <roger@eyesopen.com>
6721 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6722 canonicalization transformations that attempt to simplify integer
6723 constant comparisons to become comparisons against zero.
6725 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6727 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6729 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6730 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6732 2007-02-02 Mike Stump <mrs@apple.com>
6734 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6735 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6736 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6737 generate a branch island.
6739 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6741 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6742 (xtensa_legitimate_address_p): New.
6743 (xtensa_legitimize_address): New.
6744 (xtensa_output_addr_const_extra): New.
6745 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6747 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6748 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6749 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6750 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6751 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6752 (xtensa_legitimize_address): New.
6753 (xtensa_output_addr_const_extra): New.
6755 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6757 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6759 2007-02-02 Ian Lance Taylor <iant@google.com>
6761 * expmed.c (expand_divmod): Add comment.
6763 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6765 * emit-rtl.c (renumber_insns): Remove.
6766 * flags.h: Remove the extern for flag_renumber_insns.
6767 * rtl.h: Remove the prototype for renumber_insns.
6768 * toplev.c (flag_renumber_insns): Remove.
6770 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6772 Revert for x86 darwin:
6773 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6775 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6776 code before the following patch under TARGET_MACHO.
6777 (ix86_function_value_regno_p): Likewise.
6779 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6781 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6784 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6787 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6788 general or fp registers. Add comments.
6789 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6791 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6793 * pointer-set.c (insert_aux): Only return insertion slot.
6794 (pointer_set_insert): Adjust.
6795 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6796 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6797 pointer_map_traverse): New.
6798 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6799 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6800 pointer_map_contains, pointer_map_traverse): Declare.
6802 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6805 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6806 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6808 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6810 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6812 (struct _dep): New type.
6813 (dep_t): New typedef.
6814 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6815 (DEP_STATUS): New access macro. The macro with the same name was
6816 renamed to DEP_LINK_STATUS.
6817 (dep_init): Declare function
6819 (struct _dep_link): New type.
6820 (dep_link_t): New typedef.
6821 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6822 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6823 (DEP_LINK_STATUS): New macro.
6824 (debug_dep_links): New debug function.
6826 (struct _deps_list): New type.
6827 (deps_list_t): New typedef.
6828 (DEPS_LIST_FIRST): New access macro.
6829 (FOR_EACH_DEP_LINK): New cycle macro.
6830 (create_deps_list, free_deps_list, delete_deps_list): Declare
6832 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6833 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6834 (copy_deps_list_change_con): Ditto.
6836 (move_dep_link): Declare function.
6838 (struct _dep_node): New type.
6839 (dep_node_t): New typedef.
6840 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6842 (struct haifa_insn_data.back_deps): New field to hold backward
6843 dependencies of the insn.
6844 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6846 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6847 Change its type to deps_list_t.
6848 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6849 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6850 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6852 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6854 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6856 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6858 (dep_cost): Declare.
6860 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6861 (ds_to_dk, dk_to_ds): New functions.
6863 (init_dep_1): New static function.
6864 (init_dep): New function.
6865 (copy_dep): New static function.
6867 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6869 (detach_dep_link): New static function.
6870 (move_dep_link): New function.
6872 (dep_links_consistent_p, dump_dep_links): New static functions.
6873 (debug_dep_links): New debugging function.
6875 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6877 (alloc_deps_list, init_deps_list): New static functions.
6878 (create_deps_list): New function.
6879 (clear_deps_list): New static function.
6880 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6881 (deps_list_consistent_p, dump_deps_list): New static functions.
6882 (debug_deps_list): New function.
6883 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6885 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6887 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6888 use new scheduler dependencies lists.
6889 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6890 (sched_analyze): Ditto. Initialize dependencies lists.
6891 (add_forw_dep, compute_forward_dependences): Update to use new
6892 scheduler dependencies lists.
6894 (init_dependency_caches): Init deps_obstack.
6895 (free_dependency_caches): Free deps_obstack.
6897 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6898 new scheduler dependencies lists.
6899 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6900 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6902 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6903 Update to use new scheduler dependencies lists.
6904 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6905 (debug_dependencies): Ditto.
6906 (schedule_region): Update comments.
6908 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6909 scheduler dependencies lists.
6910 (schedule_ebb): Update comments.
6912 * rtl.def (DEPS_LIST): Remove.
6914 * lists.c (unused_deps_list): Remove.
6915 (free_list): Update assertions.
6917 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6918 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6920 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6921 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6923 * haifa-sched.c (comments): Update.
6924 (insn_cost1): Remove. Inline the code into insn_cost ().
6925 (insn_cost): Update to use new scheduler dependencies lists. Move
6926 processing of the dependency cost to dep_cost ().
6927 (dep_cost): New function. Use it instead of insn_cost () when
6928 evaluating cost of the dependency. Use compatible interface to
6929 interact with the target.
6930 (priority): Update to use new scheduler dependencies lists.
6931 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6932 with greater number of insns that depend on the insn.
6933 (schedule_insn): Update to use new scheduler dependencies lists. Add
6934 code to free backward dependencies lists. Inline and optimize code
6935 from resolve_dep () - see PR28071.
6936 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6937 lists. Update call to targetm.sched.is_costly_dependence hook.
6939 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6940 scheduler dependencies lists.
6942 (resolve_dep): Remove. Move the logic to schedule_insn ().
6943 (init_h_i_d): Initialize dependencies lists.
6945 (process_insn_depend_be_in_spec): Rename to
6946 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6948 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6949 Update to use new scheduler dependencies lists.
6950 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6952 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6953 new scheduler dependencies lists.
6954 (build_intra_loop_deps): Ditto.
6956 * target.h (struct _dep): Declare to use in
6957 gcc_target.sched.is_costly_dependence.
6958 (struct gcc_target.sched.adjust_cost): Fix typo.
6959 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6960 single dep_t parameter instead of an equivalent triad.
6961 (struct gcc_target.sched.adjust_cost_2): Remove.
6963 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6965 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6967 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6969 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6971 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6972 (REG_DEP_TRUE): Document.
6974 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6975 Change signature to correspond to the targetm.sched.adjust_cost hook.
6976 Update use in TARGET_SCHED_ADJUST_COST_2.
6977 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6978 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6979 new scheduler dependencies lists.
6980 (ia64_gen_check): Ditto.
6982 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6985 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6986 signature to correspond to the targetm.sched.is_costly_dependence hook.
6987 (is_costly_group): Update to use new scheduler dependencies lists.
6989 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6990 instead of INSN_COST () macro.
6992 2007-02-01 Ian Lance Taylor <iant@google.com>
6994 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6996 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6998 * pa.md (tp_load): Correct mfctl instruction syntax.
7000 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7002 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7003 altivec_padding_size calculation on AIX. Improve comment, add
7004 assert to verify that it's right.
7006 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7009 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7012 * global.c (global_alloc): Add mising initialization of
7015 2007-02-01 Roger Sayle <roger@eyesopen.com>
7017 * alias.c (init_alias_analysis): Correct whitespace.
7018 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7019 partition_hot_cold_basic_blocks): Likewise.
7020 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7021 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7022 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7023 fold_builtin_snprintf_chk, fold_builtin_printf,
7024 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7025 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7026 * cfgcleanup.c (cleanup_cfg): Likewise.
7027 * cfgexpand.c (tree_expand_cfg): Likewise.
7028 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7029 * function.c (get_next_funcdef_no): Likewise.
7030 * gengtype.c (main): Likewise.
7031 * genmodes.c (main): Likewise.
7032 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7033 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7034 * ifcvt.c (noce_emit_move_insn): Likewise.
7035 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7037 * stor-layout.c (get_best_mode): Likewise.
7038 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7039 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7040 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7041 perform_var_substitution, solve_graph): Likewise.
7042 * tree-vrp.c (vrp_finalize): Likewise.
7044 2007-02-01 Ian Lance Taylor <iant@google.com>
7046 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7047 high part of a paradoxical subreg, return a constant zero.
7049 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7051 * toplev.c (lang_dependent_init): Call init_set_costs.
7052 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7054 2007-02-01 Richard Guenther <rguenther@suse.de>
7057 * fold-const.c (fold_negate_expr): Allow negating a
7058 constant if overflow does not change.
7060 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7062 * doc/c-tree.texi (Expression trees): Improve markup.
7063 * doc/tm.texi (Register Classes, Addressing Modes)
7064 (Floating Point): Fix spacing after abbreviations. Fix some
7067 2007-02-01 Ben Elliston <bje@au.ibm.com>
7069 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7070 * doc/contrib.texi: Likewise.
7071 * doc/install.texi: Likewise.
7073 2007-01-31 Richard Henderson <rth@redhat.com>
7074 Ian Lance Taylor <iant@google.com>
7076 * lower-subreg.c: New file.
7077 * rtl.def (CONCATN): Define.
7078 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7080 * emit-rtl.c (update_reg_offset): New static function, broken out
7081 of gen_rtx_REG_offset.
7082 (gen_rtx_REG_offset): Call update_reg_offset.
7083 (gen_reg_rtx_offset): New function.
7084 * regclass.c: Revert patch of 2006-03-05, restoring
7086 (clear_reg_info_regno): New function.
7087 * dwarf2out.c (concatn_loc_descriptor): New static function.
7088 (loc_descriptor): Handle CONCATN.
7089 * common.opt (fsplit_wide_types): New option.
7090 * opts.c (decode_options): Set flag_split_wide_types when
7092 * timevar.def (TV_LOWER_SUBREG): Define.
7093 * rtl.h (gen_reg_rtx_offset): Declare.
7094 (reg_scan_update): Declare.
7095 * regs.h (clear_reg_info_regno): Declare.
7096 * tree-pass.h (pass_lower_subreg): Declare.
7097 (pass_lower_subreg2): Declare.
7098 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7099 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7101 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7102 * Makefile.in (OBJS-common): Add lower-subreg.o.
7103 (lower-subreg.o): New target.
7105 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7107 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7109 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7112 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7114 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7117 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7119 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7121 * cfgloop.h: Include vec-prim.h.
7122 (enum li_flags): Remove LI_ONLY_OLD.
7123 (loop_iterator): Changed.
7124 (fel_next, fel_init): Iterate over loop tree.
7125 (FOR_EACH_LOOP_BREAK): New macro.
7126 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7128 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7129 * modulo-sched.c (sms_schedule): Ditto.
7130 * tree-vectorizer.c (vectorize_loops): Ditto.
7131 * doc/loop.texi: Update information on loop numbering and behavior of
7132 FOR_EACH_LOOP wrto new loops.
7133 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7134 add_to_evolution_1): Test nestedness of loops instead of comparing
7136 * tree-chrec.c (chrec_fold_plus_poly_poly,
7137 chrec_fold_multiply_poly_poly, chrec_evaluate,
7138 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7139 reset_evolution_in_loop): Ditto.
7140 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7142 2007-01-31 Dirk Mueller <dmueller@suse.de>
7144 * c-common.c (warn_about_parentheses): Separate warning about
7145 un-parenthized sequence of comparison operators from the one
7146 which is supposed to warn about x <= y <= z.
7148 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7150 * optabs.h (enum optab_index): Add new OTI_isinf.
7151 (isinf_optab): Define corresponding macro.
7152 * optabs.c (init_optabs): Initialize isinf_optab.
7153 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7155 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7156 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7158 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7159 expand_builtin_interclass_mathfn.
7160 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7161 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7162 (fxam<mode>2_i387): New insn pattern.
7163 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7164 built-in functions as x87 inline asm.
7166 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7168 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7170 2007-01-30 Eric Christopher <echristo@apple.com>
7172 * config.gcc: Add geode.
7174 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7176 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7177 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7178 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7179 value-prof.c: Fix comment typos.
7181 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7184 * doc/invoke.texi (Wpointer-arith): Document warning.
7186 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7188 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7189 the list of discrepancies from the draft TR.
7191 2007-01-30 Dirk Mueller <dmueller@suse.de>
7194 * doc/invoke.texi (-Wreturn-type): Update description to
7197 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7199 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7201 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7203 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7204 to handle optabs that operate on floating point input argument and
7205 output to integer output.
7206 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7207 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7208 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7209 expand_builtin_interclass_mathfn ().
7210 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7212 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7213 ilogbl built-in functions as x87 intrinsics.
7215 2007-01-30 Richard Guenther <rguenther@suse.de>
7218 * dwarf2out.c (reference_to_unused): Query varpool if the
7219 variable was output.
7221 2007-01-30 Richard Guenther <rguenther@suse.de>
7224 * passes.c (execute_one_pass): Reset in_gimple_form to not
7225 confuse non-unit-at-a-time mode.
7227 2007-01-29 Roger Sayle <roger@eyesopen.com>
7228 Richard Guenther <rguenther@suse.de>
7230 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7231 avoid undefined behaviour on overflow. Use force_fit_type_double
7232 to construct the constant with the specified TREE_OVERFLOW.
7234 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7236 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7237 * config/dfp-bit.h: Ditto.
7239 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7241 * c-decl.c (pop_scope): Replace warnings with call to
7242 warn_for_unused_label.
7243 * c-common.h (warn_for_unused_label): Declare.
7244 * c-common.c (warn_for_unused_label): Define.
7246 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7248 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7251 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7253 * Makefile.in (USER_H): Remove decfloat.h.
7254 * ginclude/decfloat.h: Delete, moving contents to ...
7255 * ginclude/float.h: Add support for decimal floating point,
7256 guarded by __STDC_WANT_DEC_FP__.
7258 2007-01-29 Mike Stump <mrs@apple.com>
7260 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7261 Analysis and Representation to resolve case insensitive conflict.
7262 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7264 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7266 * tree.h (struct tree_memory_tag): Add aliases member.
7267 (MTAG_ALIASES): New macro.
7268 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7269 (add_may_alias): Remove pointer-set. Update for may_aliases being
7271 (mark_aliases_call_clobbered): Update for may_aliases being a
7273 (compute_tag_properties): Ditto.
7274 (create_partition_for): Ditto.
7275 (compute_memory_partitions): Ditto.
7276 (dump_may_aliases_for): Ditto.
7277 (is_aliased_with): Ditto.
7278 (add_may_alias_for_new_tag): Ditto.
7279 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7280 (compute_is_aliased): New function.
7281 (compute_may_aliases): Call compute_is_aliased).
7282 (init_alias_info): Initialize alias_bitmap_obstack.
7283 (union_alias_set_into): New function.
7284 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7285 (have_common_aliases_p): Rewrite to take two bitmaps and use
7287 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7289 (finalize_ref_all_pointers): Update for add_may_alias changes.
7290 (new_type_alias): Ditto.
7291 * tree-flow-inline.h (may_aliases): Return a bitmap.
7292 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7293 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7294 may_aliases being a bitmap.
7295 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7296 may_aliases now returns a bitmap.
7297 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7299 * tree-ssa-operands.c (add_virtual_operand): Update for
7300 may_aliases being a bitmap.
7302 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7304 PR tree-optimization/30630
7305 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7306 variable as changed.
7308 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7311 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7312 expanded only once even if an error occurs.
7314 2007-01-29 Ben Elliston <bje@au.ibm.com>
7316 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7317 (__gcov_average_profiler): Likewise.
7318 (__gcov_ior_profiler): Likewise.
7319 (__gcov_merge_ior): Likewise.
7321 2007-01-28 Jan Hubicka <jh@suse.cz>
7323 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7324 * value-prof.c (stringop_block_profile): Likewise.
7326 2007-01-28 Jan Hubicka <jh@suse.cz>
7328 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7329 variant handling histograms; add wrapper.
7330 (clear_storage_via_libcall): Export.
7331 (emit_block_move_hints): Break out from ...; add histograms.
7332 (emit_block_move): ... this one.
7333 (clear_storage_hints): Break out from ...; add histograms.
7334 (clear_storage): ... this one.
7335 (set_storage_via_memset): Handle histogram.
7336 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7337 (clear_storage_hints, clear_storage_via_libcall): Declare.
7338 (set_storage_via_setmem): Update prototype.
7339 * doc/md.texi (movmem, setmem): Document new arguments.
7341 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7343 (stringop_block_profile): New global function.
7344 (tree_stringops_values_to_profile): Profile block size and alignment.
7345 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7347 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7348 (stringop_block_profile): Declare.
7349 * builtins.c: Include value-prof.h.
7350 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7351 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7352 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7353 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7354 * profile.c (instrument_values): Add new counters.
7355 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7357 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7358 (tree_init_edge_profiler): Build new profilers.
7359 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7360 (pass_tree_profile): Add dump.
7361 (tree_profile_hooks): Update.
7362 * Makefile.in (LIBGCOV): Add new constants.
7363 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7364 __gcov_ior_profiler): New.
7365 * i386.md (movmem/setmem expanders): Add new optional arguments.
7367 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7369 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7371 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7373 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7374 (tree_unswitch_single_loop): Pass eni_size_weights to
7375 tree_num_loop_insns.
7376 * tree-ssa-loop-manip.c: Include tree-inline.h.
7377 (can_unroll_loop_p): Pass eni_size_weights to
7378 tree_num_loop_insns.
7379 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7380 Pass eni_size_weights to estimate_num_insns.
7381 * tree.h (init_inline_once): Export.
7382 * toplev.c (backend_init): Call init_inline_once.
7383 * cgraphunit.c (cgraph_process_new_functions,
7384 cgraph_analyze_function): Pass eni_inlining_weights to
7386 * ipa-inline.c (compute_inline_parameters): Ditto.
7387 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7388 to estimate_num_insns.
7389 (try_unroll_loop_completely): Pass eni_size_weights to
7390 tree_num_loop_insns.
7391 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7392 ot estimate_num_insns.
7393 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7394 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7395 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7396 eni_time_weights): New variables.
7397 (init_inline_once): Initialize them.
7398 (struct eni_data): Mew.
7399 (estimate_num_insns_1, estimate_num_insns): Use weights.
7400 * tree-inline.h (struct eni_weights_d): New.
7401 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7402 (estimate_num_insns): Declaration changed.
7403 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7404 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7405 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7407 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7409 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7410 relations in the conflict function is valid.
7412 2007-01-27 Ian Lance Taylor <iant@google.com>
7414 * common.opt: Add fstrict-overflow.
7415 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7416 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7417 (TYPE_OVERFLOW_UNDEFINED): Define.
7418 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7420 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7421 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7422 (fold_negate_expr): Likewise.
7423 (make_range): Likewise.
7424 (extract_muldiv_1): Likewise.
7425 (maybe_canonicalize_comparison): Likewise.
7426 (fold_comparison): Likewise.
7427 (fold_binary): Likewise.
7428 (tree_expr_nonnegative_p): Likewise.
7429 (tree_expr_nonzero_p): Likewise.
7430 * tree-vrp.c (compare_values): Likewise.
7431 (extract_range_from_binary_expr): Likewise.
7432 (extract_range_from_unary_expr): Likewise.
7433 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7435 (nowrap_type_p): Likewise.
7436 * tree-scalar-evolution.c (simple_iv): Likewise.
7437 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7438 (build_range_check): Likewise.
7439 (extract_muldiv_1): Likewise.
7440 (fold_comparison): Likewise.
7441 * tree-vrp.c (vrp_int_const_binop): Likewise.
7442 (extract_range_from_unary_expr): Likewise.
7443 * convert.c (convert_to_integer): Likewise.
7444 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7445 (fold_comparison): Likewise.
7446 (fold_binary): Likewise.
7447 * optabs.c (optab_for_tree_code): Likewise.
7448 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7449 * simplify-rtx.c (simplify_const_relational_operation): Check
7450 flag_strict_overflow and flag_trapv.
7451 (simplify_const_relational_operation): Likewise.
7452 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7453 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7456 2007-01-27 Roger Sayle <roger@eyesopen.com>
7458 * tree.c (tree_fold_gcd): Delete.
7459 * tree.h (tree_fold_gcd): Remove prototype.
7460 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7461 test whether one constant integer is a multiple of another. Instead
7462 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7463 * fold-const.c (multiple_of_p): We've determined both TOP and
7464 BOTTOM are integer constants so we can call int_const_binop directly
7465 instead of the more generic const_binop.
7467 2007-01-27 Roger Sayle <roger@eyesopen.com>
7469 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7470 1*X check that the constant hasn't overflowed, to preserve the
7472 (round_up): Provide an efficient implementation when rouding-up an
7473 INTEGER_CST to a power-of-two.
7475 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7477 * doc/sourcebuild.texi: Add comma for clarity.
7478 * doc/extend.texi: Fix some typos.
7479 * doc/passes.texi: Likewise.
7480 * doc/cppinternals.texi: Likewise.
7481 * doc/c-tree.texi: Likewise.
7482 * doc/tree-ssa.texi: Likewise.
7483 * doc/install.texi: Likewise.
7485 2007-01-27 Jan Hubicka <jh@suse.cz>
7487 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7488 (pass_sra): Do not require alias information.
7489 * passes.c (init_optimization_passes): Add SRA
7491 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7493 * tracer.c (rest_of_handle_tracer): We already cleaned
7494 up the CFG in tracer() so don't do it here again.
7495 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7496 cleanup_cfg here, either. And don't call renumber_insns.
7498 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7499 and BB_HEAD are in the insn stream here. Instead make sure
7500 that BB_INSN is valid on all insns. Also, do check here that
7501 there are no pending branch predictions...
7502 (rtl_verify_flow_info): ...instead of doing it here. Checks
7503 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7506 2007-01-26 Roger Sayle <roger@eyesopen.com>
7508 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7509 function to simplify/factorize operand order canonicalization.
7510 (ix86_fixup_binary_operands): Reorganize using the above function.
7511 (ix86_binary_operator_ok): Likewise.
7513 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7515 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7516 file scope from optimize_attrs.
7517 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7519 (optimize_attrs): Clear insn_code_values after freeing it.
7521 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7523 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7524 a parts.base assignment.
7526 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7528 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7529 (compute_subscript_distance, initialize_data_dependence_relation,
7530 finalize_ddr_dependent, analyze_ziv_subscript,
7531 analyze_siv_subscript_cst_affine,
7532 compute_overlap_steps_for_affine_univar,
7533 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7534 analyze_siv_subscript, analyze_miv_subscript,
7535 analyze_overlapping_iterations, subscript_dependence_tester_1,
7536 compute_self_dependence, free_dependence_relation): Work
7537 with affine_fn instead of chrecs.
7538 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7539 common_affine_function, affine_function_base,
7540 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7541 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7542 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7543 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7544 (all_chrecs_equal_p): Removed.
7545 * tree-data-ref.h (affine_fn, conflict_function): New types.
7546 (struct subscript): Change type of conflicting_iterations_in_a
7547 and conflicting_iterations_in_b.
7549 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7552 * config/pa/pa.h (TARGET_HPUX_11): New.
7553 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7554 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7556 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7557 Richard Guenther <rguenther@suse.de>
7559 * tree-ssa-structalias.c (solve_graph): Handle case
7560 we merged the variable to another.
7562 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7564 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7567 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7568 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7570 2007-01-25 DJ Delorie <dj@redhat.com>
7572 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7573 allow changes to modes which don't fit in those registers.
7575 * reload1.c (choose_reload_regs): Check for invalid subregs before
7576 computing their locations, not after.
7578 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7581 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7582 save Altivec registers in an eh_return function.
7583 (compute_vrsave_mask): Likewise.
7584 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7585 for saving Altivec registers.
7586 (rs6000_emit_prologue): Don't allocate stack twice in
7587 eh_return function. Correct expected value of altivec_save_offset
7588 when using save_world. Describe save of R0 to stack when using
7589 save_world. Describe stack pointer adjustment when using
7590 save_world. Remove duplicated eh_return parameter register saving.
7591 Update sp_offset variable after save_world.
7592 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7594 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7595 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7598 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7600 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7602 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7605 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7606 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7608 2007-01-25 Richard Guenther <rguenther@suse.de>
7610 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7611 * common.opt (-Wcoverage-mismatch): New warning option.
7612 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7613 if -Wcoverage-mismatch is given.
7615 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7617 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7618 (ipcp_driver): Change to static definition.
7619 Add dumping of the ifunctions.
7620 (constant_val_insert): Remove unused parameter. Support for SSA.
7621 (ipcp_propagate_const): Support for SSA.
7622 (ipcp_profile_bb_print): Print only analyzed nodes.
7623 (ipcp_replace_map_create): Remove support for Fortran constant
7625 * ipa-prop.c (ipa_method_modify_stmt,
7626 ipa_callsite_compute_param): Support for SSA.
7627 * ipa-prop.h (ipcp_driver): Remove declaration.
7628 (IS_VALID_TREE_MAP_INDEX): Add define.
7630 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7632 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7634 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7637 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7638 constant argument to cabs and do it without checking for
7639 -funsafe-math-optimizations.
7641 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7643 * c-common.h (RID_FIRST_CXX0X): New.
7644 (RID_LAST_CXX0X): New.
7645 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7647 * c.opt (Wc++0x-compat): New.
7648 * doc/invoke.texi (-Wc++0x-compat): Document.
7650 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7652 * builtins.c (fold_builtin_carg): New.
7653 (fold_builtin_1): Use it.
7655 2007-01-24 Jan Hubicka <jh@suse.cz>
7657 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7659 * ipa-inline.c (initial_insns, max_insns): Delete.
7660 (compute_max_insns): New function.
7661 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7662 of insns as base for code growth.
7663 (cgraph_decide_inlining): Make initial_insns local; do not compute
7665 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7666 * doc/invoke.texi (inline-unit-growth): Update docs.
7668 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7670 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7671 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7672 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7673 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7674 for CPUs that have PTA_CX16 set.
7677 * gimplify.c (omp_check_private): New function.
7678 (gimplify_scan_omp_clauses): Use it for
7679 firstprivate/lastprivate/reduction.
7682 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7683 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7686 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7687 If lower_lastprivate_clauses emits some statements, append them
7688 to dlist rather than body_p and to body_p append an initializer.
7689 (lower_omp_for): Adjust caller.
7691 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7693 * target.h (globalize_decl_name): New.
7694 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7695 * output.h (default_globalize_decl_name): New.
7696 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7698 (globalize_decl): Ditto.
7699 (default_globalize_decl_name): New.
7700 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7701 (ia64_handle_version_id_attribute): New.
7702 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7703 (ia64_asm_output_external): Use globalize_decl_name instead
7705 * doc/extend.texi (version_id): New pragma.
7706 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7708 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7710 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7711 _uleb128_t and _Unwind_SWord with _sleb128_t.
7712 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7713 uw_frame_state_for, uw_update_context_1): Likewise.
7714 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7715 * unwind-pe.h (read_uleb128, read_sleb128,
7716 read_encoded_value_with_base): Likewise.
7717 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7719 2007-01-24 Richard Guenther <rguenther@suse.de>
7721 * builtins.c (expand_builtin_cexpi): Get the fndecl
7722 for cexp in the correct way.
7724 2007-01-24 Jan Hubicka <jh@suse.cz>
7726 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7728 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7730 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7731 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7732 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7733 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7734 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7735 __SIZEOF_PTRDIFF_T__.
7736 * doc/cpp.texi: Documentation for the new builtin macros added.
7738 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7740 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7741 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7742 instead of operands[2] to avoid access past the end of array.
7744 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7746 * reload1.c (emit_reload_insns): Pass the reload register
7747 for a non-spill output reload through forget_old_reloads_1.
7749 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7751 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7752 _SOFT_DOUBLE if doubles use software floating-point.
7753 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7754 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7755 * config/rs6000/darwin-ldouble.c: Also compile functions for
7756 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7757 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7758 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7759 commented-out long double override.
7760 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7761 * config/rs6000/eabispe.h: Likewise.
7762 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7763 long double for non-SPE.
7764 (rs6000_handle_option): Likewise.
7765 (invalid_e500_subreg): Disallow more subregs involding DImode,
7766 DFmode, TImode or TFmode.
7767 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7769 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7771 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7772 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7774 (rs6000_legitimate_address): Also check for TFmode for E500
7776 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7777 (spe_build_register_parallel): Handle TFmode and TCmode.
7778 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7780 (function_arg): Handle TFmode and TCmode for E500 double.
7781 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7783 (print_operand): Handle TFmode and TImode for %y.
7784 (rs6000_generate_compare): Handle TFmode comparisons for E500
7786 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7787 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7788 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7789 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7790 TFmode for E500 double.
7791 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7792 (floatsidf2): Enable for E500 double.
7793 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7794 (extenddftf2): Change to extenddftf2_fprs.
7795 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7796 depending on TARGET_E500_DOUBLE.
7797 (extendsftf2): Enable for E500 double.
7798 (trunctfdf2): Enable for E500 double.
7799 (trunctfsf2): Change to trunctfsf2_fprs.
7800 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7801 depending on TARGET_E500_DOUBLE.
7802 (floatsitf2): Enable for E500 double.
7803 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7804 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7805 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7806 (negtf2): Change to negtf2_internal.
7807 (negtf2): New expander.
7808 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7809 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7810 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7811 (movdi_internal32): Use rs6000_nonimmediate_operand.
7812 (unnamed splitter): Likewise.
7813 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7814 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7815 (SPE64TF, DITI): New mode macros.
7816 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7819 (frob_<mode>_di_2): New.
7820 (frob_tf_di_8_2): New.
7821 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7823 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7825 (frob_ti_<mode>_8_2): New.
7826 (frob_ti_tf_2): New.
7827 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7828 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7830 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7831 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7832 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7833 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7834 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7835 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7838 2007-01-23 Ian Lance Taylor <iant@google.com>
7840 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7842 (OBJS-archive): Reformat, alphabetize.
7843 (OBJS): Change out_object_file to OBJS-md.
7845 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7847 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7848 JUMP_P and CALL_P predicates where applicable.
7849 * config/i386/i386.c: Ditto.
7850 * config/i386/i386.md: Ditto.
7851 * config/i386/mmx.md: Ditto.
7852 * config/i386/predicates.md: Ditto.
7854 2007-01-22 Andreas Schwab <schwab@suse.de>
7856 * config/m68k/m68k.h: Fix comment.
7858 2007-01-22 Jan Hubicka <jh@suse.cz>
7860 * passes.c (init_optimization_passes): Do not rerun
7861 pass_early_warn_uninitialized.
7863 2007-01-22 Richard Guenther <rguenther@suse.de>
7865 PR tree-optimization/30038
7866 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7868 (execute_cse_sincos_1): Likewise.
7869 (execute_cse_sincos): Likewise.
7870 (gate_cse_sincos): Likewise.
7871 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7872 the cexpi() canonicalization of sincos().
7873 * tree-pass.h (pass_cse_sincos): Declare.
7874 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7876 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7878 PR rtl-optimization/29329
7879 * combine.c (replaced_rhs_insn): Rename to i2mod.
7880 (replaced_rhs_value): Rename to i2mod_new_rhs.
7881 (i2mod_old_rhs): New global variable.
7882 (combine_instructions): Adjust for above change. Save a copy of
7883 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7884 note are substituted in the second instruction.
7885 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7886 ditch the note if it pertains to the second eliminated register
7887 and this register is mentioned in i2mod_old_rhs.
7890 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7892 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7893 the insn to which the note was originally attached.
7895 2007-01-21 Jan Hubicka <jh@suse.cz>
7897 * ipa-inline.c (inlining_mode): Comment, move up.
7898 (cgraph_decide_inlining_incrementally): Do not perform inlining
7899 itself; fix handling of flattening of self recursive functions.
7900 (cgraph_find_cycles): Remove.
7901 (cgraph_flatten_node): Remove.
7902 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7903 (try_inline): New function.
7904 (cgraph_early_inlining): Update call of
7905 cgraph_decide_inlining_incrementally. Apply inlining here.
7906 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7908 2007-01-21 Dirk Mueller <dmueller@suse.de>
7911 * tree-vrp.c (check_array_bounds): do not warn
7912 about ADDR_EXPR's of ARRAY_REF's which are immediately
7913 used in binary expressions.
7915 2007-01-21 Ira Rosen <irar@il.ibm.com>
7917 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7918 read_write_dep and macros for its access.
7919 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7920 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7921 argument, call vect_check_interleaving for every independent pair of
7922 data-refs. Mark loads that access the same memory location as a store
7924 (vect_check_dependences): Remove.
7925 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7926 call, fix the call to vect_analyze_data_ref_dependence.
7927 (vect_analyze_data_ref_access): For statements that access the same
7928 data-ref, check that they are not stores; for loads, check that there
7929 is no store that access the same location.
7931 2007-01-20 Roger Sayle <roger@eyesopen.com>
7932 Joseph Myers <joseph@codesourcery.com>
7934 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7935 (-fdump-rtl-stack): Likewise.
7936 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7937 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7938 (-mpt-fixed): Use @minus{} for minus sign.
7939 (Using Precompiled Headers): Fix under/overfull hbox.
7941 2007-01-20 Jan Hubicka <jh@suse.cz>
7943 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7944 place within annotation.
7946 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7948 * pa.c (output_move_double): Change array size of xoperands to 4.
7950 2007-01-20 Jan Hubicka <jh@suse.cz>
7952 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7955 2007-01-19 Ian Lance Taylor <iant@google.com>
7957 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7958 constant to unsigned HOST_WIDE_INT before negating.
7960 2007-01-19 Ian Lance Taylor <iant@google.com>
7962 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7964 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7965 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7966 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7967 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7968 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7969 (realloc_vdef, realloc_vuse): Change second parameter to
7971 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7973 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7974 unsigned. Change x and lim locals to unsigned.
7975 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7977 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7978 (copy_virtual_operands): Change i and n locals to unsigned.
7980 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7983 * builtins.c (fold_builtin_1): Handle builtin fdim.
7985 2007-01-20 Jan Hubicka <jh@suse.cz>
7987 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7988 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7989 init_alias_heapvars.
7990 (init_alias_heapvars): Initialize only when not already initialized.
7991 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7993 2007-01-19 Roger Sayle <roger@eyesopen.com>
7995 * common.opt (fsigned-zeros): New command line option.
7996 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7997 of flag_unsafe_math_optimizations.
7998 * opts.c (set_fast_math_flags): The -ffast-math command line option
7999 implies -fno-signed-zeros.
8000 (fast_math_flags_set_p): Likewise.
8002 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8003 the documentation of -ffast-math appropriately. Wrap long lines.
8005 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8007 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8008 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8010 2007-01-19 Tomas Bily <tbily@suse.cz>
8012 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8014 (tree_init_ic_make_global_vars): New function
8015 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8016 (tree_gen_ic_profiler): New function
8017 (tree_gen_ic_func_profiler): New function
8018 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8019 (tree_profile_hooks): Added hook for indirec/virtual calls
8020 * value-prof.c (tree_find_values_to_profile): New case for
8022 (tree_values_to_profile): Call for determining indirect/virtual
8024 (tree_indirect_call_to_profile): New function
8025 (tree_ic_transform): New function
8026 (tree_ic): New function
8027 (find_func_by_pid): New function
8028 (init_pid_map): New function
8029 (tree_value_profile_transformations): Added check for
8030 indirect/virtual call transformation
8031 * value-prof.h (enum hist_type): New counter type for
8032 indirect/virtual calls
8033 (profile_hooks): Added new hook for profiling indirect/virtual
8035 * profile.c (instrument_values): New case for indirect/virtual
8037 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8038 (GCOV_COUNTER_V_INDIR): New counter type
8039 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8040 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8042 * cgraph.c: Definition of cgraph_max_pid
8043 (cgraph_create_node): Default init of pid attribute
8044 * cgraph.h: Declaration of cgraph_max_pid
8045 (struct cgraph_node): Added pid attribute
8046 * libgcov.c (__gcov_indirect_call_profiler): New function
8047 (__gcov_one_value_profiler_body): New function
8048 (__gcov_one_value_profiler): Body was moved to
8049 __gcov_one_value_profiler_body and calls it
8051 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8053 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8054 * gengtype.c (write_types_data, write_func_for_structure,
8055 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8056 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8057 (walk_type, write_func_for_structure): Generate the mark_hook if
8060 2007-01-19 Jan Hubicka <jh@suse.cz>
8062 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8063 'early' argument take inlining mode argument specifying whether to
8064 inline for size/speeed or all functions; add support for flattening;
8066 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8068 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8071 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8072 the name of the declared identifier.
8074 2007-01-19 Dirk Mueller <dmueller@suse.de>
8076 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8077 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8078 duplicate evaluation.
8080 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8082 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8083 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8084 to XFMode, use acosxf2 and truncate result to requested mode.
8085 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8086 (asin<mode>2): Similarly, with asin expanders.
8087 (*fscalexf4_i387): Rename from *fscalexf4.
8088 (expNcorexf3): New expander.
8089 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8090 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8091 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8092 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8093 patterns for SSE math.
8094 (exp10<mode>2): Similarly, with exp10 expanders.
8095 (exp2<mode>2): Similarly, with exp2 expanders.
8096 (expm1<mode>2): Similarly, with expm1 expanders.
8097 (ldexp<mode>3): Similarly, with ldexp expanders.
8098 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8099 Use gen_truncxf<mode>2_i387_noop to truncate result.
8101 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8103 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8104 for ColdFire targets.
8106 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8107 Richard Sandiford <richard@codesourcery.com>
8109 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8110 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8111 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8112 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8113 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8114 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8116 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8118 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8119 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8120 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8121 (*adddi_dilshr32_cf): New pattern.
8122 (adddi3, subdi3): Remove first alternatives.
8124 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8126 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8127 implemented using move.l, do not use its cc result for floating-point
8130 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8132 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8133 from accepting 's' constraints if flag_pic.
8135 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8137 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8138 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8139 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8140 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8142 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8144 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8145 ColdFire alternatives.
8146 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8147 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8148 architectures that support ff1 instruction.
8150 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8151 Julian Brown <julian@codesourcery.com>
8153 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8154 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8155 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8158 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8160 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8162 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8163 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8164 HOST_WIDE_INT instead of an rtx.
8165 (m68k_rtx_costs): Update call accordingly.
8166 (output_move_const_into_data_reg): Likewise. Fix formatting.
8167 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8169 (output_move_simode_const): Update calls after above changes.
8170 Rework to use automatic variables and predicates like MEM_P.
8171 * config/m68k/m68k.md (pushexthisi_const): Update call to
8174 2007-01-19 Dirk Mueller <dmueller@suse.de>
8176 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8179 2007-01-19 Richard Guenther <rguenther@suse.de>
8181 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8182 via cexp in case sincos is not available.
8184 2007-01-19 Richard Guenther <rguenther@suse.de>
8186 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8187 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8188 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8189 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8190 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8191 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8192 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8193 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8195 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8197 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8199 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8200 (atan2xf3): Directly generate RTL pattern.
8201 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8202 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8203 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8204 disable patterns for SSE math.
8205 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8206 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8207 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8208 disable patterns for SSE math.
8210 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8212 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8214 2007-01-18 Roger Sayle <roger@eyesopen.com>
8216 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8217 VIEW_CONVERT_EXPR to the same type as it's operand.
8219 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8221 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8222 configured for long double 128.
8224 2007-01-18 Mike Stump <mrs@apple.com>
8226 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8229 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8231 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8234 2007-01-18 Jan Hubicka <jh@suse.cz>
8236 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8237 greater than NUM_VOP_FREE_BUCKETS.
8239 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8241 * tree-ssa-structalias.c: Update comments.
8242 (ptabitmap_obstack): Removed.
8244 (oldpta_obstack): Ditto.
8245 (stats): Add a few members.
8246 (struct variable_info): Remove node, complex, address_taken, and
8247 indirect_target members. Add oldsolution member.
8248 (new_var_info): Do not initialize removed members.
8249 (constraint_expr_type): Remove INCLUDES.
8250 (constraint_graph): Add size, implicit_preds, rep,
8251 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8252 (FIRST_REF_NODE): New macro.
8253 (LAST_REF_NODE): Ditto.
8254 (FIRST_ADDR_NODE): Ditto.
8255 (find): New function.
8257 (dump_constraint): Do not handle INCLUDES.
8258 (insert_into_complex): Do not insert duplicate constraints.
8259 (condense_varmap_nodes): Renamed and rewritten into ...
8260 (merge_node_constraints): This. Also fix bug in handling of
8261 offseted copy constraints.
8262 (clear_edges_for_node): No longer need to deal with preds at all,
8263 or removing associated preds/succs.
8264 (merge_graph_nodes): Deal with indirect_cycles.
8265 Don't deal with predecessors.
8266 (add_implicit_graph_edge): New function.
8267 (add_pred_graph_edge): Ditto.
8268 (add_graph_edge): Don't deal with predecessors.
8269 (build_constraint_graph): Removed.
8270 (build_pred_graph): New function.
8271 (build_succ_graph): Ditto.
8272 (struct scc_info): Removed in_component. Added roots, dfs, and
8273 node_mapping. Remove visited_index, unification_queue.
8274 (scc_visit): Deal with union-find we do now.
8275 Deal with cycles with REF nodes.
8276 (collapse_nodes): Renamed and rewritten to ...
8277 (unify_nodes): This.
8278 (process_unification_queue): Removed.
8279 (topo_visit): Cleanup
8280 (do_da_constraint): Use find.
8281 (do_sd_constraint): Ditto.
8282 (do_ds_constraint): Ditto.
8283 (do_complex_constraint): Ditto.
8284 (init_scc_info): Update for removed and added members.
8285 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8286 (find_indirect_cycles): This.
8287 (equivalence_class): New variable.
8288 (label_visit): New function.
8289 (perform_variable_substitution): Rewritten.
8290 (free_var_substitution_info): New function.
8291 (find_equivalent_node): Ditto.
8292 (move_complex_constraints): Ditto.
8293 (eliminate_indirect_cycles): Ditto.
8294 (solve_graph): Only propagate changed bits.
8295 Use indirect cycle elimination.
8297 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8298 (tree_id_eq): Renamed to ...
8299 (tree_vi_eq): This. Update for member change
8300 (insert_id_for_tree): Renamed and rewritten to ...
8301 (insert_vi_for_tree): This.
8302 (lookup_id_for_tree): Renamed and rewritten to ...
8303 (lookup_vi_for_tree): This.
8304 (get_id_for_tree): Renamed and rewritten to ...
8305 (get_vi_for_tree): Ditto.
8306 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8307 (process_constraint): Don't handle INCLUDES.
8308 Remove special ADDRESSOF case.
8309 (find_func_aliases): Rewrite to use vi functions instead of id
8311 (create_function_info_for): Ditto.
8312 (create_variable_info_for): Ditto.
8313 (intra_create_variable_infos): Ditto.
8314 (merge_smts_into): Ditto.
8315 (find_what_p_points_to): Ditto.
8316 (init_base_vars): Ditto.
8317 (init_alias_vars): Ditto.
8318 (remove_preds_and_fake_succs): New function.
8319 (dump_sa_points_to_info): Dump new stats.
8320 (dump_solution_for_var): Use find.
8321 (set_used_smts): Fix formatting.
8322 (compute_points_to_sets): Updated for new functions.
8323 (ipa_pta_execute): Ditto.
8325 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8326 Richard Sandiford <richard@codesourcery.com>
8328 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8330 * calls.c (expand_call): If the return value is a PARALLEL,
8331 extract its first member.
8332 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8333 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8334 use FUNCTION_EXTRA_EPILOGUE.
8335 (m68k_function_value): Return a PARALLEL if the return value
8336 is of a pointer type.
8337 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8338 (FUNCTION_EXTRA_EPILOGUE): Remove.
8339 * config/m68k/m68k.md (D0_REG): New constant.
8341 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8343 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8344 output a NOP for empty epilogues.
8346 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8348 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8349 before function. Extend register save check to include all
8350 registers, not just integer ones.
8352 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8354 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8355 (m68k_use_return_insn): ...this.
8356 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8357 * config/m68k/m68k.c (use_return_insn): Rename to...
8358 (m68k_use_return_insn): ...this.
8359 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8362 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8364 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8365 nearest even, fix denormal rounding overflow.
8367 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8369 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8370 f%$smove and f%$move.
8371 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8372 (extendsfdf2_cf): Use fdmove instead of f%&move.
8373 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8374 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8376 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8378 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8381 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8383 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8384 (coldfire_single_format): Declare.
8385 (coldfire_double_format): Likewise.
8386 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8387 of qnan_msb_set to determine the lower bits of a canonical
8389 (encode_ieee_double): Likewise.
8390 (encode_ieee_quad): Likewise.
8391 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8392 (mips_single_format): Likewise.
8393 (ieee_double_format): Likewise.
8394 (mips_double_format): Likewise.
8395 (ieee_extended_motorola_format): Likewise.
8396 (ieee_extended_intel_96_format): Likewise.
8397 (ieee_extended_intel_128_format): Likewise.
8398 (ieee_extended_intel_96_round_53_format): Likewise.
8399 (ibm_extended_format): Likewise.
8400 (mips_extended_format): Likewise.
8401 (ieee_quad_format): Likewise.
8402 (mips_quad_format): Likewise.
8403 (vax_f_format): Likewise.
8404 (vax_d_format): Likewise.
8405 (vax_g_format): Likewise.
8406 (i370_single_format): Likewise.
8407 (i370_double_format): Likewise.
8408 (decimal_single_format): Likewise.
8409 (decimal_double_format): Likewise.
8410 (decimal_quad_format): Likewise.
8411 (c4x_single_format): Likewise.
8412 (c4x_extended_format): Likewise.
8413 (real_internal_format): Likewise.
8414 (coldfire_single_format): New real_format.
8415 (coldfire_double_format): Likewise.
8416 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8417 canonical_nan_lsbs_set.
8418 (pdp11_d_format): Likewise.
8419 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8420 if TARGET_COLDFIRE_CPU.
8422 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8424 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8425 (output_call, m68k_legitimize_call_address): Declare.
8426 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8427 parenthesees. Add support for a 'W' constraint.
8428 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8429 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8430 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8431 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8433 (override_options): Initialize them. Do not set flag_no_function_cse
8434 for TARGET_ID_SHARED_LIBRARY.
8435 (m68k_output_pic_call): Delete.
8436 (m68k_legitimize_call_address): New function.
8437 (print_operand): Remove the %o prefix. Handle the %p prefix.
8438 (output_call): New function.
8439 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8440 target address from the GOT if symbolic jumps are not allowed.
8441 * config/m68k/m68k.md (call, general_operand): Do not set
8442 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8443 Merge separate flag_pic and !flag_pic define_insns into...
8444 (*call, *call_value): ...these new patterns. Match the address
8445 rather than the containing MEM and require it to be a call_operand.
8446 Use output_call to generate the asm template.
8447 * config/m68k/predicates.md (const_call_operand): New predicate.
8448 (call_operand): Likewise.
8450 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8452 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8453 (STACK_GROWS_DOWNWARD): Define to 1.
8454 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8455 comments, emphasizing that these values are only defaults.
8456 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8457 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8461 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8463 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8464 Richard Sandiford <richard@codesourcery.com>
8466 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8467 (FP_REGNO_P): New macros.
8468 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8469 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8470 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8471 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8473 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8475 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8476 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8478 * config/m68k/t-floatlib: New file, extracting common code from...
8479 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8480 * config/m68k/t-uclinux: Here.
8481 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8482 routines on ColdFire targets.
8484 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8486 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8487 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8488 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8489 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8490 explicitly set MOTOROLA to 1.
8491 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8494 Nathan Sidwell <nathan@codesourcery.com>
8496 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8497 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8498 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8499 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8500 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8501 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8502 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8503 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8504 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8505 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8506 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8507 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8508 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8509 (DBX_REGISTER_NUMBER): Delete.
8510 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8511 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8512 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8514 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8516 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8517 * config/flat.h: New file.
8518 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8520 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8521 indirect references for -msep-data or -mid-shared-library.
8522 Do not use PC-relative code addresses either.
8523 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8525 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8526 for shared libraries and crt1.o for executables. Use crti.o and
8528 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8529 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8530 Do not add -elf2flt or -shared-lib-id options here.
8531 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8532 Pass -shared-lib-id if -mid-shared-library, taking the library
8533 identifier from -mshared-library-id if given, otherwise
8535 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8536 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8537 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8538 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8539 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8540 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8542 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8543 jump sequence for ISA A and ISA A+.
8544 (PICJUMP): Likewise.
8546 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8548 * config.gcc (m68k-*-uclinux*): Base the port on the common
8549 and m68k GNU/Linux files rather than on the generic ELF ones.
8550 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8551 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8553 2007-01-18 Julian Brown <julian@codesourcery.com>
8554 Richard Sandiford <richard@codesourcery.com>
8556 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8557 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8558 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8560 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8562 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8564 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8566 * doc/install.texi: Document m68k-uclinuxoldabi.
8567 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8568 * config/m68k/uclinux-oldabi.h: New file, copied from
8569 config/m68k/uclinux.h.
8571 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8573 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8574 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8575 (m32r_compute_frame_size): Use unsigned for regno.
8576 (m32r_reload_lr): Use gen_frame_mem.
8578 (m32r_output_function_epilogue): Don't output the function epilogue
8580 (m32r_expand_epilogue): New.
8581 (direct_return): Return false if the function has the interrupt
8583 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8584 * config/m32r/m32r.md (epilogue): New expander.
8585 (return_lr, return_rte): New insns.
8586 (return): Make it expander.
8587 (return_normal): New expander.
8589 2007-01-18 Josh Conner <jconner@apple.com>
8592 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8593 support for UNLE, UNLT, UNGE, and UNGT.
8595 2007-01-18 Jan Hubicka <jh@suse.cz>
8597 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8598 * tree-tailcall (add_virtual_phis): Likewise.
8599 (optimize_tail_call): Return TODOs.
8600 (execute_tail_calls): Return TODOs.
8601 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8602 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8604 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8605 Cleanup cfg using TODO.
8606 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8607 * passes.c (execute_function_todo): When cleanup did something, remove
8609 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8610 (make_edges): Don't cleanup_cfg.
8612 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8614 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8615 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8616 operate on the top of stack.
8617 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8618 register handling of instructions that output to the second
8620 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8621 (move_for_stack_reg): Special-case check for dead destination
8622 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8624 * config/i386/i386.md (UNSPEC_TAN): New constant.
8625 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8626 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8627 to correctly model move of constant 1.0 to top stack slot.
8628 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8629 (unnamed peephole2 pattern): Remove corresponding peephole2
8630 pattern that optimizes tan insn and loading of constant 1.0.
8631 (tanxf2): Use fptanxf4_i387.
8632 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8633 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8634 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8635 disable patterns for SSE math.
8636 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8637 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8639 2007-01-18 Dirk Mueller <dmueller@suse.de>
8640 Richard Guenther <rguenther@suse.de>
8643 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8644 * common.opt (Warray-bounds): Add new warning option.
8645 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8647 * Makefile.in: make tree-vrp.o depend on toplev.h
8648 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8650 (check_array_refs, check_array_bounds, check_array_ref): New.
8652 2007-01-18 Jan Hubicka <jh@suse.cz>
8654 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8655 (execute_ssa_ccp): Return flags conditionally.
8656 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8658 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8660 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8662 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8663 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8665 * Makefile.c (GTFILES): Add cfglayout.h.
8666 * gengtype.c (open_base_files): Likewise.
8667 * cfglayout.c (cfg_layout_function_footer,
8668 cfg_layout_function_header) Reindent to make gengtype happy.
8669 * cfglayout.h (cfg_layout_function_footer,
8670 cfg_layout_function_header): Add GTY(()) marker.
8672 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8674 2007-01-18 Ben Elliston <bje@au.ibm.com>
8676 * genautomata.c (write_automata): Include xstrerror output in the
8677 error message if writing the DFA description file fails.
8679 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8681 * config/mips/mips-protos.h (mips_output_external): Make it
8683 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8684 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8685 (extern_list): Likewise.
8686 (extern_head): Likewise.
8687 (TARGET_ASM_FILE_END): Likewise.
8688 (mips_file_end): Likewise.
8689 (mips_output_external): Rewritten.
8691 2007-01-18 Ben Elliston <bje@au.ibm.com>
8693 * genpreds.c (write_insn_preds_c): Only write out the function
8694 body for regclass_for_constraint if we have register constraints.
8696 2007-01-17 Tom Tromey <tromey@redhat.com>
8698 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8699 * doc/install.texi (Testing): Use sourceware.org.
8700 (Binaries): Likewise.
8701 (Specific): Likewise.
8702 * doc/contrib.texi (Contributors): Use sourceware.org.
8704 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8706 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8707 (AVR_ENHANCED): Rename to ...
8708 (AVR_HAVE_MUL): ... new.
8709 (avr_enhanced_p): Rename to ...
8710 (avr_have_mul_p): ... new.
8711 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8712 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8713 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8714 (avr_have_mul_p): ... new.
8715 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8716 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8717 'avr_enhanced_p' and 'enhanced'.
8718 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8719 AVR_HAVE_MUL instead of AVR_ENHANCED.
8720 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8721 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8722 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8723 instead of AVR_ENHANCED.
8724 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8725 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8726 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8728 2007-01-17 Ian Lance Taylor <iant@google.com>
8730 * vec.h (VEC_reserve_exact): Define.
8731 (vec_gc_p_reserve_exact): Declare.
8732 (vec_gc_o_reserve_exact): Declare.
8733 (vec_heap_p_reserve_exact): Declare.
8734 (vec_heap_o_reserve_exact): Declare.
8735 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8737 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8739 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8740 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8741 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8742 * vec.c (calculate_allocation): Add exact parameter. Change all
8744 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8745 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8746 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8747 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8748 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8749 (vec_heap_p_reserve_exact): New function.
8750 (vec_heap_o_reserve_exact): New function.
8752 2007-01-17 Jan Hubicka <jh@suse.cz>
8754 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8756 2007-01-17 Eric Christopher <echristo@apple.com>
8758 * config.gcc: Support core2 processor.
8760 2007-01-16 Jan Hubicka <jh@suse.cz>
8762 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8763 the names, just unlink the chain so we don't crash on dangling pointers
8766 2007-01-16 Jan Hubicka <jh@suse.cz>
8768 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8769 * tree-pass.h: Reorder to make IPA passes appear toegher.
8770 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8771 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8772 parameters, do not call early inliner.
8773 * ipa-inline.c: Update comments. Include tree-flow.h
8774 (cgraph_decide_inlining): Do not compute inlining parameters.
8775 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8776 be called with function context set up.
8777 (pass_ipa_inline): Remove unreachable functions before pass.
8778 (cgraph_early_inlining): Simplify assuming to be called from the
8780 (pass_early_inline): New pass.
8781 (cgraph_gate_ipa_early_inlining): New gate.
8782 (pass_ipa_early_inline): Turn into simple wrapper.
8783 (compute_inline_parameters): New function.
8784 (gate_inline_passes): New gate.
8785 (pass_inline_parameters): New pass.
8786 (apply_inline): Move here from tree-optimize.c
8787 (pass_apply_inline): New pass.
8788 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8790 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8792 (tree_function_versioning): Do not allocate dummy struct function.
8793 * tree-inline.h (optimize_inline_calls): Update prototype.
8794 * tree-optimize.c (execute_fixup_cfg): Export.
8795 (pass_fixup_cfg): Remove
8796 (tree_rest_of_compilation): Do not apply inlines.
8797 * tree-flow.h (execute_fixup_cfg): Declare.
8798 * Makefile.in (gt-passes.c): New.
8799 * passes.c: Include gt-passes.h
8800 (init_optimization_passes): New passes.
8801 (nnodes, order): New static vars.
8802 (do_per_function_toporder): New function.
8803 (execute_one_pass): Dump current pass here.
8804 (execute_ipa_pass_list): Don't dump current pass here.
8806 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8808 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8809 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8811 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8813 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8814 (strong_alias): Define.
8815 (__gcc_qmul): Provide non-FMA for soft-float.
8821 (__gcc_qunord): New.
8831 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8832 soft-float functions.
8833 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8834 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8835 about long double soft float.
8837 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8838 Tehila Meyzels <tehila@il.ibm.com>
8840 * tree-vectorizer.h (is_pattern_stmt_p): New.
8841 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8842 formatting (tabs instead of spaces). Cleanup and clarify setting
8843 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8844 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8845 (vectorizable_type_demotion): Check that types are integral.
8846 (vectorizable_type_promotion): Likewise.
8847 (vectorizable_store): Fix typo. Eliminate new-line at end of
8850 2007-01-16 Jan Hubicka <jh@suse.cz>
8852 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8855 2007-01-15 Eric Christopher <echristo@apple.com>
8857 * ifcvt.c: Include vec.h, vecprim.h.
8858 (check_cond_move_block): New argument regs.
8859 Reorganize. Add registers used to regs.
8860 (cond_move_process_if_block): Use regs set above as
8863 2007-01-15 Eric Christopher <echristo@apple.com>
8865 * config/darwin.h: Update copyright.
8866 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8867 (LINK_COMMAND_SPEC): Add -u.
8868 (LINK_SPEC): Fix umbrella for above.
8870 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8872 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8875 2007-01-15 Tom Tromey <tromey@redhat.com>
8877 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8878 * doc/install.texi (Testing): Don't mention jacks.
8879 (Configuration): Document --enable-java-maintainer-mode. Move
8880 --with-java-home to libgcj-specific section. Document
8882 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8884 2007-01-15 Jan Hubicka <jh@suse.cz>
8886 * tree-ssa-dce.c (DCE_TODOs): New.
8887 (propagate_necessity): Return if something changed.
8888 (eliminate_unnecessary_stmts): Likewise.
8889 (perform_tree_ssa_dce): Return TODO flags when needed.
8890 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8892 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8894 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8895 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8896 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8897 patterns using X87MODEF12 mode macro. Extend operand 1
8898 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8899 (log10<mode>2): Ditto.
8900 (log2<mode>2): Ditto.
8901 (log1p<mode>2): Ditto.
8902 (logb<mode>2): Ditto.
8903 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8904 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8905 (*fxtractxf3_i387): Rename from *fxtractxf3.
8906 (fxtract_extend<mode>xf3_i387): New insn pattern.
8907 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8908 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8909 and gen_fyl2xxf3_i387().
8911 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8913 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8914 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8915 get_loop_exit_edges. Changed return type to bool.
8916 * cfgloop.h (fix_loop_placement): Declaration removed.
8918 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8920 * param.h (MIN_VECT_LOOP_BOUND): New.
8921 * params.def (MIN_VECT_LOOP_BOUND): New.
8922 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8923 argument - minimum threshold for number of iterations.
8924 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8925 argument to declaration.
8926 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8927 MIN_VECT_LOOP_BOUND.
8928 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8929 slpeel_tree_peel_loop_to_edge with additional argument.
8930 (vect_do_peeling_for_alignment): Likewise.
8931 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8933 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8936 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8939 2007-01-14 Jan Hubicka <jh@suse.cz>
8941 * tree-dfa.c (remove_referenced_var): New function.
8942 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8943 prune referenced vars list too.
8944 * tree-flow.h (remove_referenced_var): Declare.
8946 2007-01-14 Jan Hubicka <jh@suse.cz>
8948 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8950 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8951 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8952 * except.h (verify_eh_throw_table_statements): Kill prototype.
8953 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8954 into call exrepssions.
8955 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8957 * tree-cfg.c: Include pointer-set.h.
8958 (verify_node_sharing): Work on pointer set.
8959 (verify_eh_throw_stmt_node): New.
8960 (verify_stmts): Use pointers sets, verify throw_stmt.
8962 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8964 * ipa-reference.c (analyze_function): Consider also addresses taken
8967 2007-01-12 Roger Sayle <roger@eyesopen.com>
8969 * c-typeck.c (null_pointer_constant_p): Replace use of
8970 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8971 (build_c_cast): Likewise.
8973 2007-01-12 Roger Sayle <roger@eyesopen.com>
8975 * tree.h (force_fit_type_double): Remove unused final argument.
8976 * c-common.c (constant_expression_warning): Replace use of
8977 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8978 (convert_and_check): Likewise.
8979 (shorten_compare): Update call to force_fit_type_double.
8980 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8981 * convert.c (convert_to_pointer): Update call to
8982 force_fit_type_double.
8983 * fold-const.c (force_fit_type_double): Remove overflowed_const
8985 (int_const_binop, fold_convert_const_int_from_int,
8986 fold_convert_const_int_from_real, fold_div_compare,
8987 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8988 fold_abs_const, fold_not_const): Remove the final argument from
8989 calls to force_fit_type_double.
8991 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8993 * configure.ac: Set insn to "nop" for spu-*-* also.
8994 * configure: Regenerate.
8996 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8998 * builtins.def : Add BUILT_IN_FREE.
9000 2007-01-12 Jan Hubicka <jh@suse.cz>
9002 PR tree-optimization/30443
9003 * tree-inline.c (tree_function_versioning): Do not optimize when
9004 cloning for inlining.
9006 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9008 * doc/loop.texi: Document recording of loop exits.
9009 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9010 (update_single_exits_after_duplication,
9011 update_single_exit_for_duplicated_loop,
9012 update_single_exit_for_duplicated_loops): Removed.
9013 (duplicate_loop_to_header_edge): Do not call
9014 update_single_exits_after_duplication and
9015 update_single_exit_for_duplicated_loops.
9016 (loop_version): Do not update single_exit information.
9017 (fix_loop_structure): Use record_loop_exits instead of
9018 mark_single_exit_loops.
9019 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9020 the lists of loop exits.
9021 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9022 split_edge, merge_blocks): Update the lists of loop exits.
9023 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9024 loop_optimizer_init.
9025 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9026 of mark_single_exit_loops.
9027 (loop_optimizer_finalize): Call release_recorded_exits.
9028 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9029 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9030 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9031 update single exit information.
9032 * lambda-code.c (perfect_nestify): Ditto.
9033 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9034 (mark_single_exit_loops): Removed.
9035 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9036 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9037 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9039 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9040 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9041 (verify_loop_structure): Verify consistency of the exit lists.
9042 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9043 (set_single_exit): Removed.
9044 * cfgloop.h (struct loop_exit): New function.
9045 (struct loop): single_exit_ field replaced by exits field.
9046 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9047 (struct loops): Added exits hash.
9048 (mark_single_exit_loops, set_single_exit): Declaration removed.
9049 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9051 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9053 * doc/invoke.texi: Avoid use of @headitem.
9055 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9057 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9059 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9061 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9064 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9065 Richard Sandiford <richard@codesourcery.com>
9067 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9068 * config/m68k/m68k.opt: Resort options.
9069 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9071 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9072 Richard Sandiford <richard@codesourcery.com>
9074 * doc/invoke.texi: Document the macros that are defined by
9075 m68k's -mtune and -mhard-float options.
9076 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9077 (m68k_cpp_cpu_family): Likewise.
9078 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9079 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9080 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9081 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9082 (m68k_cpp_cpu_family): Likewise.
9084 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9086 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9087 macros besides mc68000 as tuning macros. Use a switch statement
9088 to set them and mcpu32.
9090 2007-01-12 Julian Brown <julian@codesourcery.com>
9092 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9093 (TARGET_68040_ONLY): Rename to...
9094 (TARGET_68040): ...this.
9095 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9096 * config/m68k/m68k.md: Likewise.
9098 2007-01-12 Julian Brown <julian@codesourcery.com>
9099 Nathan Sidwell <nathan@codesourcery.com>
9100 Richard Sandiford <richard@codesourcery.com>
9102 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9103 the -mcpu= argument associated with the --with-cpu setting.
9104 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9105 if different from the one implied by the -mcpu setting.
9106 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9107 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9108 * doc/invoke.texi: Mention ColdFire in the introduction to the
9109 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9110 -mno-div and -mhard-float options. Make -m68881 a synonym for
9111 -mhard-float. Document the previously-undocumented -m5206e,
9112 -m528x, -m5307 and -m5407 options. Tweak the existing option
9113 documentation for consistency.
9114 * doc/install.texi: Mention new --with-cpu arguments.
9115 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9116 default CPU if neither -mcpu nor -march are specified.
9117 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9118 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9119 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9120 using m68k_tune to decide between families that implement the
9121 same ISA. Use m68k_tune to set __mcfv4e__.
9122 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9123 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9124 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9125 (FL_ISA_C, FL_ISA_MMU): New macros.
9126 (MASK_COLDFIRE): Delete.
9127 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9128 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9129 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9130 (TARGET_HARD_FLOAT): Do not define here.
9131 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9132 (TUNE_68000): New macro.
9133 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9134 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9135 (TUNE_CFV2): Redefine in terms of m68k_tune.
9136 (uarch_type, target_device, fpu_type): New enums.
9137 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9138 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9139 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9140 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9141 (FL_FOR_isa_c): New macros.
9142 (m68k_isa): New enum.
9143 (m68k_target_selection): New structure.
9144 (all_devices, all_isas, all_microarchs): New tables.
9145 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9146 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9147 (MASK_ALL_CPU_BITS): Delete.
9148 (m68k_find_selection): New function.
9149 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9150 Map the legacy target options to a combination of the new ones.
9151 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9152 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9153 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9155 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9156 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9158 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9159 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9160 * config/m68k/m68k-devices.def: New file.
9162 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9163 Nathan Sidwell <nathan@codesourcery.com>
9165 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9166 (SUBTARGET_EXTRA_SPECS): New macros.
9167 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9168 use %(asm_cpu_spec) instead.
9169 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9170 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9171 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9172 (EXTRA_SPECS): Rename to...
9173 (SUBTARGET_EXTRA_SPECS): ...this.
9175 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9176 Richard Sandiford <richard@codesourcery.com>
9177 Julian Brown <julian@codesourcery.com>
9179 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9180 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9181 to the configuration's default CPU.
9182 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9183 Remove default masks.
9184 (m680[012]0-*-*): Set the default with_cpu to the first part of
9186 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9187 (m68k*-*-linux): Extend the --with-cpu handling to...
9188 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9189 and m68010. Don't set target_cpu_default2.
9190 * doc/install.texi: Document --with-cpu for m68k.
9191 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9192 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9193 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9194 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9195 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9196 (ASM_SPEC): Remove use of %(asm_cpu_default).
9197 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9198 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9199 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9200 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9201 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9202 (TARGET_DEFAULT): Delete.
9203 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9204 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9205 (CPP_CPU_SPEC): Delete.
9206 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9207 the appropriate string.
9208 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9209 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9210 (ASM_SPEC): Don't use %(asm_default_spec).
9211 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9212 TARGET_DEFAULT and add MASK_68881.
9213 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9215 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9217 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9218 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9219 MASK_68010 alongside MASK_68020.
9220 * doc/invoke.texi: Document -m68010.
9221 * config/m68k/m68k.opt (m68010): New.
9222 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9224 (TUNE_68010): New macro.
9225 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9226 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9227 (M68K_CPU_m68332): Add MASK_68010.
9228 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9229 fallback definition.
9230 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9232 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9233 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9234 to all entries that use MASK_68020.
9235 (output_move_simode_const, output_move_himode, output_move_qimode)
9236 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9237 instead of TARGET_68020 to select clr behavior. Remove comment
9238 about there being no TARGET_68010.
9239 * config/m68k/m68k.md: Likewise throughout.
9241 2007-01-12 Julian Brown <julian@codesourcery.com>
9243 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9244 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9245 * config/m68k/m68k.md: Likewise.
9247 2007-01-12 Julian Brown <julian@codesourcery.com>
9249 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9250 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9252 2007-01-12 Julian Brown <julian@codesourcery.com>
9254 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9255 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9256 * config/m68k/m68k.md: Likewise.
9258 2007-01-12 Julian Brown <julian@codesourcery.com>
9259 Richard Sandiford <richard@codesourcery.com>
9261 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9262 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9263 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9265 (TARGET_CPU32): Rename to...
9266 (TUNE_CPU32): ...this.
9267 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9268 (TUNE_CFV2): New macros.
9269 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9270 remove conditions that are implied by TARGET_68020.
9271 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9272 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9273 (m68k_output_function_epilogue): Likewise.
9274 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9275 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9276 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9277 non-68000 timings. Refactor multiplication and division costs.
9278 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9279 TUNE_CPU32 instead of TARGET_CPU32.
9280 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9281 and TUNE_68060 instead of TARGET_68060.
9282 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9283 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9285 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9286 && !TARGET_COLDFIRE" to choose between moveq and clr.
9287 Likewise in the unnamed movsf pattern.
9288 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9289 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9292 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9294 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9295 of tabbing before backslashes.
9297 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9299 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9300 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9301 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9303 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9305 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9306 find_interesting_uses_cond.
9307 (find_interesting_uses_cond): Use extract_cond_operands.
9308 (rewrite_use_compare): Use extract_cond_operands and
9309 force_gimple_operand_bsi. Do not call update_stmt.
9310 (determine_use_iv_cost_condition): Use extract_cond_operands.
9311 Return cheaper of using original bound and changing the exit bound.
9313 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9315 PR tree-optimization/29516
9316 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9317 most_expensive_mult_to_index, addr_to_parts,
9318 create_mem_ref, maybe_fold_tmr): Make the type of
9319 fields of TARGET_MEM_REF sizetype.
9320 (move_fixed_address_to_symbol, move_pointer_to_base):
9322 * tree.def (TARGET_MEM_REF): Add comment on types of
9325 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9327 * c-common.c (vector_types_convertible_p): Treat opaque types as
9328 always convertible if they have the same size, but not otherwise.
9330 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9332 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9333 Remove the b_unconditional field.
9334 (noce_try_sign_mask): Do not look at b_unconditional.
9335 (noce_process_if_block): Do not use merge_if_blocks. Update
9336 the CFG here. Do not set b_unconditional.
9337 (cond_move_process_if_block): Likewise.
9338 (find_cond_trap): Likewise.
9339 (check_cond_move_block): Require simple jump insns at the end
9342 2007-01-11 Jan Hubicka <jh@suse.cz>
9344 PR tree-optimization/1046
9345 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9346 when alias info is not ready.
9347 (pass_tail_recursion): Do not require aliasing.
9348 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9349 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9350 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9351 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9352 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9353 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9354 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9356 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9357 When aliasing is not build, mark statement as volatile.
9359 2007-01-11 Tom Tromey <tromey@redhat.com>
9361 PR preprocessor/15185, PR preprocessor/20989:
9362 * doc/cppopts.texi <-MT>: Update description of algorithm for
9363 computing default target.
9364 <-M, -MD>: Reword "basename" text.
9366 2007-01-11 Roger Sayle <roger@eyesopen.com>
9368 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9369 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9370 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9371 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9372 fold_builtin_bswap, real_constp, fold_builtin_pow,
9373 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9374 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9375 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9376 * convert.c (convert_to_pointer): Likewise.
9377 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9378 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9379 const_binop, fold_convert_const_int_from_int,
9380 fold_convert_const_int_from_real,
9381 fold_convert_const_real_from_real, sign_bit_p,
9382 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9383 fold_sign_changed_comparison, fold_unary, fold_comparison,
9384 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9385 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9386 * print-tree.c (print_node_brief, print_node): Likewise.
9387 * stor-layout.c (place_field, layout_type): Likewise.
9388 * tree-chrec.c (keep_cast): Likewise.
9389 * tree.c (build_vector, build_real, build_real_from_int_cst,
9390 build_complex): Likewise.
9392 2007-01-11 Roger Sayle <roger@eyesopen.com>
9394 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9395 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9397 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9399 * configure.ac (strict1_warn): Rename to strict_warn.
9400 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9401 cc_set_by_configure, quoted_cc_set_by_configure,
9402 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9403 all_boot_languages, all_stagestuff): Remove.
9404 (target_list): Remove bootstrap targets.
9405 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9406 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9407 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9408 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9409 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9410 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9411 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9412 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9413 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9414 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9415 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9416 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9417 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9418 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9419 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9420 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9421 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9422 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9423 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9424 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9425 (mostlyclean): Adjust.
9426 (clean, distclean): Don't mention bootstrap stuff.
9427 * configure: Regenerate.
9428 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9429 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9430 treelang/config-lang.in (stagestuff): Remove.
9431 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9432 stageprofile, stagefeedback, stagestuff): Remove mention.
9434 2007-01-11 Nick Clifton <nickc@redhat.com>
9436 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9438 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9439 (mcore_arith_K_S_operand): Run the test for the S constraint not
9440 the test for the M constraint.
9441 (mcore_addsub_operand): Do not accept integer values that are
9442 larger than 32 bits.
9443 * config/mcore/mcore.md: Remove unused constraints from split.
9444 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9446 (allocate_stack): Likewise.
9447 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9448 operands to 32 bits.
9449 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9451 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9452 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9453 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9454 mcore_output_bclri, mcore_output_andn, output_inline_const,
9455 mcore_output_move, mcore_output_movedouble): Likewise.
9456 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9457 (output_inline_const): Likewise.
9458 (output_inline_const): Fix format strings used in sprintf
9460 * config/mcore/mcore-protos.h: Update prototypes for changed
9461 functions in mcore.c.
9462 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9463 HOST_WIDE_INT and not int.
9464 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9465 CONST_OK_FOR_N): Likewise.
9466 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9467 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9470 2007-01-10 Jan Hubicka <jh@suse.cz>
9472 * tree-vrp.c (remove_range_assertions): Release defs.
9473 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9474 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9476 2007-01-10 Paul Brook <paul@codesourcery.com>
9478 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9479 * config/arm/arm.md (mulsi3subsi): New insn.
9481 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9483 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9484 (tree_transform_and_unroll_loop): New.
9485 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9488 2007-01-10 Robert Kennedy <jimbob@google.com>
9490 * fold-const.c (fold_comparison): Fold comparisons like (x *
9491 1000 < 0) to (x < 0).
9493 2007-01-10 Ian Lance Taylor <iant@google.com>
9495 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9496 operands have the same priority.
9498 2007-01-10 Tom Tromey <tromey@redhat.com>
9500 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9501 (fold_binary): Likewise.
9502 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9503 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9504 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9505 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9506 * langhooks.h (struct lang_hooks): Removed field
9507 'can_use_bit_fields_p'.
9509 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9511 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9513 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9515 * function.c (get_last_funcdef_no): New function.
9516 * function.h (get_last_funcdef_no): Declare.
9517 * tree-inline.c (initialize_cfun): Add initialization.
9518 (tree_function_versioning): Cleanup.
9520 2007-01-10 Jan Hubicka <jh@suse.cz>
9522 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9525 2007-01-10 Sa Liu <saliu@de.ibm.com>
9526 Ben Elliston <bje@au.ibm.com>
9528 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9529 for SAVE_NONLOCAL and Pmode for any other save level.
9530 * spu-protos.h (spu_restore_stack_block): Declare.
9531 * spu.md (save_stack_block): Remove.
9532 (restore_stack_block): Call spu_restore_stack_block.
9533 * spu.c (spu_restore_stack_block): New function.
9534 (spu_expand_epilogue): Remove old comment.
9536 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9538 PR tree-optimization/30322
9539 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9540 (cand_value_at): Return the value as aff_tree.
9541 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9542 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9543 aff_combination_mult): New functions.
9544 (aff_combination_add): Use aff_combination_add_cst.
9545 (aff_combination_convert): Allow conversions to a wider type.
9546 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9547 * tree-affine.h (aff_combination_mult): Declare.
9549 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9551 * doc/tm.texi: Update documentation to reflect reality of exec
9552 and start file search behaviours. Update copyright year.
9553 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9554 header file directories.
9556 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9558 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9559 (*cosxf2): Rename to cosxf2_i387.
9560 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9561 using X87MODEF12 mode macro. Rename patterns to
9562 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9564 (*cosdf2, *cossf2): Ditto.
9565 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9566 to match extended input operands.
9567 (sincos<mode>3): New expander.
9568 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9569 insn patterns and corresponding splitters.
9571 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9573 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9574 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9576 2007-01-09 Nicolas Pitre <nico@cam.org>
9579 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9581 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9583 * target.h (struct gcc_target): New field library_rtti_comdat.
9584 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9585 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9586 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9587 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9589 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9591 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9593 2007-01-08 Richard Guenther <rguenther@suse.de>
9595 * tree.h (force_fit_type_double): Export.
9596 (force_fit_type): Remove.
9597 * fold-const.c (force_fit_type_double): New function.
9598 (force_fit_type): Remove.
9599 (int_const_binop): Use it.
9600 (fold_convert_const_int_from_int): Likewise.
9601 (fold_convert_const_int_from_real): Likewise.
9602 (fold_div_compare): Likewise.
9603 (fold_sign_changed_comparison): Likewise.
9604 (fold_unary): Likewise.
9605 (fold_negate_const): Likewise.
9606 (fold_abs_const): Likewise.
9607 (fold_not_const): Likewise.
9608 * c-common.c (shorten_compare): Use force_fit_type_double.
9609 * convert.c (convert_to_pointer): Likewise.
9611 2007-01-08 Richard Guenther <rguenther@suse.de>
9613 * tree.h (build_int_cst_wide_type): Export.
9614 * tree.c (build_int_cst_wide_type): New function.
9615 (build_int_cst_wide): Fix comment.
9616 * builtins.c (fold_builtin_object_size): Use build_int_cst
9617 to build -1 or 0 of the correct type. Use fit_double_type
9618 to check for overflow.
9619 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9621 (decode_field_reference): Likewise.
9622 (all_ones_mask_p): Likewise.
9623 (native_interpret_int): Use build_int_cst_wide_type.
9624 (fold_binary): Use build_int_cst_type to build an all-ones
9626 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9628 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9630 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9632 2007-01-09 Ben Elliston <bje@au.ibm.com>
9634 * genautomata.c (STATS_OPTION): New option.
9635 (stats_flag): New flag.
9636 (gen_automata_option): Handle it.
9637 (initiate_automaton_gen): Ditto.
9638 (write_automata): Output statistics only if stats_flag is
9639 set. Likewise, output time statistics only if time_flag is set.
9640 * doc/md.texi (Processor pipeline description): Document new flag.
9642 2007-01-08 Richard Guenther <rguenther@suse.de>
9644 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9645 * tree.c (build_int_cst_type): Likewise.
9646 (size_in_bytes): Don't call force_fit_type on the result.
9647 (int_fits_type_p): Use fit_double_type.
9648 * fold-const.c (fit_double_type): New function.
9649 (force_fit_type): Use it.
9650 * tree.h (fit_double_type): Export.
9652 2007-01-08 Jan Hubicka <jh@suse.cz>
9654 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9655 * ipa.c (function_and_variable_visibility): Fix return type.
9657 2007-01-08 Richard Guenther <rguenther@suse.de>
9659 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9660 of offset to build the index.
9661 * tree-pretty-print.c (dump_generic_node): Don't build negated
9662 const just for printing.
9663 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9664 * builtins.c (fold_builtin_int_roundingfn): Check if result
9665 fits the type by using force_fit_type and comparing the result.
9666 * predict.c (predict_loops): Use compare_tree_int for comparison.
9667 * tree.c (build_int_cst): Fall back to integer_type_node for
9669 (build_int_cst_wide): Assert type is non-null.
9671 2007-01-08 Roberto Costa <roberto.costa@st.com>
9673 * tree-vrp.c (extract_range_from_cond_expr): New.
9674 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9675 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9677 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9678 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9679 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9680 used as expressions.
9681 * tree-object-size.c (cond_expr_object_size): New.
9682 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9684 2007-01-08 Jan Hubicka <jh@suse.cz>
9686 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9687 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9690 2007-01-08 Richard Guenther <rguenther@suse.de>
9692 PR tree-optimization/23603
9693 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9694 (extract_range_from_binary): Fall back to truthvalue instead of
9695 varying for TRUTH_*_EXPR.
9696 (extract_range_from_comparison): Fall back to truthvalue instead of
9698 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9699 if all visited PHI values were constant.
9701 2007-01-08 Jan Hubicka <jh@suse.cz>
9703 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9704 (cgraph_analyze_function): break out from ...
9705 (cgraph_finalize_compilation_unit): ... here.
9706 (cgraph_expand_function): Remove forgoten commented out line.
9707 (cgraph_optimize): Analyze functions.
9709 2007-01-08 Jan Hubicka <jh@suse.cz>
9711 * tree-pas.h (TODO_remove_function): New flag.
9712 (TODO_update*): Renumber.
9713 (pass_ipa_increase_alignment,
9714 pass_ipa_function_and_variable_visibility): New passes.
9715 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9716 (cgraph_function_and_variable_visibility): Move to ipa.c
9717 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9718 cgraph_increase_alignment.
9719 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9720 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9721 calling tree-inline.
9722 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9723 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9724 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9725 (gate_increase_alignment): New function.
9726 (pass_ipa_increase_alignment): New pass.
9727 * ipa.c: Inline tree-pass.h and timevar.h
9728 (function_and_variable_visibility): Move here from cgraphunit.c
9729 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9730 * passes.c (init_optimization_passes): Add the two new passes.
9731 (execute_todo): Handle cgraph_remove_functions.
9733 2007-01-08 Nick Clifton <nickc@redhat.com>
9735 * config/frv/predicates.md (reg_or_0_operand): Accept
9738 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9740 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9741 * config.gcc: Add bfin*-rtems*.
9743 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9745 * c.opt: Add -flax-vector-conversions.
9746 * c-typeck.c (convert_for_assignment): Pass flag to
9747 vector_types_convertible_p to allow emission of note.
9748 (digest_init): Likewise.
9749 * c-opts.c: Handle -flax-vector-conversions.
9750 * c-common.c (flag_lax_vector_conversions): New.
9751 (vector_types_convertible_p): Unless -flax-vector conversions
9752 has been passed, disallow conversions between vectors with
9753 differing numbers of subparts and/or element types. If such
9754 a conversion is disallowed, possibly emit a note on the first
9755 occasion only to inform the user of -flax-vector-conversions.
9756 The new last argument specifies this.
9757 * c-common.h (flag_lax_vector_conversions): New.
9758 (vector_types_convertible_p): Add extra argument.
9759 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9760 char_type_node for V*QI type vectors.
9761 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9762 Update to satisfy new typechecking rules.
9763 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9765 * doc/invoke.texi (C Dialect Options): Document
9766 -flax-vector-conversions.
9768 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9770 PR tree-optimization/29877
9771 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9772 a register variable on the RHS to not be replaceable.
9774 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9775 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9776 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9777 const_simm15, const_pow2, const_npow2): Added.
9778 * config/score/misc.md (insv, extv, extzv, movmemsi,
9779 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9780 * config/score/score.c (score_address_cost, score_select_cc_mode):
9782 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9783 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9784 Update score_print_operand.
9785 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9786 Adjust register allocate order and update some macro define.
9787 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9788 mdx_block_move_straight, mdx_block_move_loop_head,
9789 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9790 mdx_block_move): Added.
9791 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9792 mdp_limm): Updated and fix some bug and typo.
9793 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9794 (movsf, movdf, doloop_end): Added.
9796 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9798 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9799 config/arm/thumb2.md: Fix comment typos.
9800 * doc/extend.texi: Fix a typo.
9802 2007-01-07 Eric Christopher <echristo@apple.com>
9804 * configure.ac: Check for __stack_chk_fail for darwin.
9805 * configure: Regenerate.
9807 2007-01-07 Richard Guenther <rguenther@suse.de>
9809 * tree-vrp.c (extract_range_from_assert): CSE calls to
9810 compare_values where possible.
9811 (extract_range_from_unary_expr): Likewise.
9813 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9815 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9816 * config/avr/avr.c (call_insn_operand): Delete function.
9817 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9818 instead of register number. Use predicates.
9819 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9820 call_insn_operand): Add.
9822 2007-01-06 Jan Hubicka <jh@suse.cz>
9824 * tree-pass.h (pass_build_cgraph_edges): Declare.
9825 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9826 (visited_nodes): Remove.
9827 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9828 build_cgrpah_edges; make visited_nodes local.
9829 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9830 (record_references_in_initializer): Move to cgraphbuild.c
9831 (initialize_inline_failed, rebuild_cgraph_edges,
9832 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9833 (verify_cgraph_node): Make visited_nodes local.
9834 (cgraph_analyze_function): Do not call cgraph_create_edges and
9835 initialize_inline_failed.
9836 (cgraph_expand_function): Do not call cgraph_lower_function;
9837 assert that function is already lowered.
9838 * Makefile.in (cgraphbuild.o): New.
9839 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9840 at the end of lowering passes.
9842 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9844 * ifcvt.c (cond_move_convert_if_block): New function, code
9845 factored out from...
9846 (cond_move_process_if_block): ...here. Call the new function
9847 on the THEN and ELSE blocks.
9848 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9849 already takes care of this.
9851 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9854 * tree.h (TREE_OVERFLOW_P): New.
9855 * c-typeck.c (parser_build_unary_op): Warn only if result
9856 overflowed and operands did not.
9857 (parser_build_binary_op): Likewise.
9858 (convert_for_assignment): Remove redundant overflow_warning.
9859 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9861 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9863 * c-typeck.c (store_init_value): Split over two lines to follow
9864 the GNU coding style.
9866 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9868 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9869 __GXX_EXPERIMENTAL_CXX0X__.
9870 * doc/cpp.texi: Same.
9872 2007-01-05 Richard Guenther <rguenther@suse.de>
9875 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9876 with mismatched types. Instead explicitly build a
9877 conversion NOP_EXPR.
9879 2007-01-05 Ian Lance Taylor <iant@google.com>
9881 * c-common.c (decl_with_nonnull_addr_p): New function.
9882 (c_common_truthvalue_conversion): Call it.
9883 * c-typeck.c (build_binary_op): Likewise.
9884 * c-common.h (decl_with_nonnull_addr_p): Declare.
9886 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9889 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9892 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9894 * doc/install.texi (Final install): Document the fact that
9895 the GNAT runtime should not be stripped.
9897 2007-01-04 Jan Hubicka <jh@suse.cz>
9899 * tree-inline.c (fold_marked_statements): Update operand caches
9900 and EH after folding
9902 2007-01-04 Ian Lance Taylor <iant@google.com>
9904 * c-common.c (check_function_nonnull): Whitespace fix.
9906 2007-01-04 Jan Hubicka <jh@suse.cz>
9908 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9909 comitted older version of patch.
9910 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9911 function, celanup cfg and collect garbage.
9913 2007-01-04 Mike Stump <mrs@apple.com>
9915 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9918 2007-01-04 Eric Christopher <echristo@apple.com>
9920 * libgcc2.c (__bswapsi2): Use SItype.
9921 (__bswapdi2): Use DItype.
9922 * libgcc2.h: Update for above.
9924 2007-01-04 Paul Brook <paul@codesourcery.com>
9926 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9927 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9928 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9929 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9930 umulsi3_highpart): Make conditional on !arm_arch6.
9931 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9932 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9933 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9934 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9935 umulsi3_highpart_v6): New insns.
9937 2007-01-04 Roger Sayle <roger@eyesopen.com>
9939 * fold-const.c (fold_convert): When casting an expression to void,
9940 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9941 have a type. Instead of attempting to build a NOP_EXPR, return
9942 these "special" trees directly.
9944 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9946 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9947 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9948 rs6000_cost->fp not 0 as adjustment for outer NEG.
9950 2007-01-04 Jan Hubicka <jh@suse.cz>
9952 * cgraph.c (cgraph_release_function_body): New function.
9953 (cgraph_remove_node): Use it.
9954 * cgraph.h (cgraph_release_function_body): Declare.
9955 * cgraphunit.c (cgraph_expand_function): Use it.
9956 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9957 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9958 is initialized and while compilation of other function is running.
9959 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9960 statement CFG annotations from here to ...
9961 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9963 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9965 * cfgloop.h (enum li_flags): Make the constants powers of two.
9967 2007-01-04 Jan Hubicka <jh@suse.cz>
9969 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9971 (fold_marked_statements): New function.
9972 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9973 * tree-inline.h (copy_body_data): Add statements_to_fold.
9975 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9977 * config.gcc: Mention libgcc/config.host.
9978 * Makefile.in: Update comments mentioning libgcc.
9979 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9980 (all.cross, start.encap, rest.encap, rest.cross): Update
9981 dependencies for libgcc move.
9982 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9983 (clean-target, clean-target-libgcc): Delete.
9984 (srcdirify, GCC_EXTRA_PARTS): New macros.
9985 (libgcc-support, libgcc.mvars): New rules.
9986 (distclean): Remove mention of mklibgcc.
9987 (install): Don't reference INSTALL_LIBGCC.
9988 (install-common): Don't reference EXTRA_PARTS.
9989 (install-libgcc, install-multilib): Delete rules.
9990 * mklibgcc.in: Delete file.
9991 * doc/configfiles.texi: Don't mention mklibgcc.
9993 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9994 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9995 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9996 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9997 (mklibgcc, ldblspecs): Likewise.
9999 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10000 (posixpre.def): Use $(T).
10001 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10002 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10003 (SHLIB_LINK): Make dummy.
10004 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10006 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10008 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10009 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10010 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10011 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10013 * configure.ac (all_outputs): Remove mklibgcc.
10014 * configure: Regenerated.
10016 2007-01-03 Josh Conner <jconner@apple.com>
10018 PR middle-end/29683
10019 * calls.c (compute_argument_addresses): Set stack and stack_slot
10020 for partial args, too.
10021 (store_one_arg): Use locate.size.constant for the size when
10022 generating a save_area.
10024 2007-01-03 Robert Kennedy <jimbob@google.com>
10026 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10027 whose definitions are deleted due to basic block merging.
10029 2007-01-03 Paul Brook <paul@codesourcery.com>
10032 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10034 (use_return_insn): Return 0 for Thumb interrupt functions.
10035 (print_multi_reg): Add rfe argument for IRQ returns.
10036 (arm_output_epilogue): Pop interrupt return address directly into PC.
10037 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10039 2007-01-03 Paul Brook <paul@codesourcery.com>
10041 Merge from sourcerygxx-4_1.
10042 * config/arm/thumb2.md: New file.
10043 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10045 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10046 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10047 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10048 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10050 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10051 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10053 * config/arm/ieee754-sf.S: Ditto.
10054 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10055 (thumb1_base_register_rtx_p): ... to this.
10056 (thumb_index_register_rtx_p): Rename...
10057 (thumb1_index_register_rtx_p): ... to this.
10058 (thumb_output_function_prologue): Rename...
10059 (thumb1_output_function_prologue): ... to this.
10060 (thumb_legitimate_address_p): Rename...
10061 (thumb1_legitimate_address_p): ... to this.
10062 (thumb_rtx_costs): Rename...
10063 (thumb1_rtx_costs): ... to this.
10064 (thumb_compute_save_reg_mask): Rename...
10065 (thumb1_compute_save_reg_mask): ... to this.
10066 (thumb_final_prescan_insn): Rename...
10067 (thumb1_final_prescan_insn): ... to this.
10068 (thumb_expand_epilogue): Rename...
10069 (thumb1_expand_epilogue): ... to this.
10070 (arm_unwind_emit_stm): Rename...
10071 (arm_unwind_emit_sequence): ... to this.
10072 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10073 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10074 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10075 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10076 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10077 thumb2_output_casesi): New functions.
10078 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10079 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10080 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10081 THUMB2_WORK_REGS): Define.
10082 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10083 arm_condexec_mask, arm_condexec_masklen)): New variables.
10084 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10085 (arm_override_options): Check new CPU capabilities.
10086 Set new architecture flag variables.
10087 (arm_isr_value): Handle v7m interrupt functions.
10088 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10090 (const_ok_for_arm): Handle Thumb-2 constants.
10091 (arm_gen_constant): Ditto. Use movw when available.
10092 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10094 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10095 (thumb_find_work_register, arm_load_pic_register,
10096 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10097 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10098 print_multi_reg, output_mov_long_double_fpa_from_arm,
10099 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10100 output_mov_double_fpa_from_arm, output_move_double,
10101 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10102 output_return_instruction, arm_output_function_prologue,
10103 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10104 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10105 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10106 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10107 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10108 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10110 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10111 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10112 (arm_file_start): Output directive for unified syntax.
10113 (arm_unwind_emit_set): Handle stack alignment instruction.
10114 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10115 Add v6t2, v7, v7a, v7r and v7m.
10116 (RETLDM): Add Thumb-2 code.
10117 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10118 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10119 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10120 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10121 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10122 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10123 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10124 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10125 ADJUST_INSN_LENGTH): Define.
10126 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10127 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10128 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10129 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10130 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10131 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10132 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10133 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10134 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10135 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10136 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10137 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10138 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10139 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10140 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10141 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10142 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10144 * config/arm/arm-tune.md: Regenerate.
10145 * config/arm/arm-protos.h: Update prototypes.
10146 * config/arm/vfp.md: Enable patterns for Thumb-2.
10147 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10148 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10149 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10150 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10151 * config/arm/libunwind.S: Add Thumb-2 code.
10152 * config/arm/constraints.md: Update include Thumb-2.
10153 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10154 * config/arm/ieee754-df.S: Ditto.
10155 * config/arm/bpabi.S: Ditto.
10156 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10157 * config/arm/predicates.md (low_register_operand,
10158 low_reg_or_int_operand, thumb_16bit_operator): New.
10159 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10160 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10161 * config/arm/t-arm-elf: Add armv7 multilib.
10162 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10164 (UNSPEC_STACK_ALIGN, ce_count): New.
10165 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10166 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10168 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10169 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10170 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10171 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10172 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10173 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10175 * doc/extend.texi: Document ARMv7-M interrupt functions.
10176 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10178 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10180 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10181 (struct _Unwind_Context): Rename args_size to flags, remove
10182 signal_frame field, add a new args_size field and version field.
10183 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10184 _Unwind_IsExtendedContext): New inline functions.
10185 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10186 Assume by_value array is only present if _Unwind_IsExtendedContext.
10187 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10188 _Unwind_IsSignalFrame.
10189 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10190 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10191 (uw_init_context_1): Initialize context->flags to
10192 EXTENDED_CONTEXT_BIT.
10193 * config/rs6000/linux-unwind.h (frob_update_context): Use
10194 _Unwind_SetSignalFrame.
10196 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10198 PR middle-end/30353
10199 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10200 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10203 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10205 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10206 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10207 RET, AT_SP): Remove.
10208 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10211 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10212 * cfgbuild.c (find_basic_blocks): Likewise.
10213 * cfgrtl.c (rtl_create_basic_block): Likewise.
10214 * function.c (temp_slots_at_level): Likewise.
10215 * reg-stack.c (stack_regs_mentioned): Likewise.
10216 * regclass.c (allocate_reg_info): Likewise.
10217 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10218 set_bb_for_stmt, move_block_to_fn): Likewise.
10219 * tree-complex.c (tree_lower_complex): Likewise.
10220 * vec.h (VEC_safe_grow_cleared): New.
10222 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10224 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10226 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10227 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10229 * cfgloopmanip.c (scale_loop_frequencies): Export.
10230 (loopify): Scale the frequencies by prescribed coefficients.
10231 (set_zero_probability): New function.
10232 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10233 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10234 and frequencies according to arguments.
10235 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10237 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10238 * modulo-sched.c (sms_schedule): Set probabilities for entering
10239 versioned loop correctly.
10240 * tree-vect-transform.c (vect_transform_loop): Ditto.
10241 * cfgloop.h (loopify, loop_version): Declaration changed.
10242 (scale_loop_frequencies): Declared.
10244 2007-01-02 Jan Hubicka <jh@suse.cz>
10246 * cgraph.c: Include tree-flow.h
10247 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10248 early_local_passes.
10249 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10250 * tree-pass.h (pass_all_early_optimizations): Declare.
10251 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10252 early_local_passes.
10253 (cgraph_analyze_function): Do early_local_passes.
10254 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10255 Do not add referenced vars.
10256 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10258 (gate_all_early_local_passes): New gate.
10259 (pass_early_local_passes): Use new gate.
10260 (execute_early_local_optimizations): New functions.
10261 (gate_all_early_optimizations): New gate.
10262 (pass_all_early_optimizations): New pass.
10263 (execute_free_datastructures): Free SSA only when initialized.
10264 (gate_init_datastructures): Init only when optimizing.
10265 (tree_lowering_passes): Do early local passes when called late.
10266 * tree-profile.c (do_tree_profiling): Don't profile functions added
10268 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10269 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10271 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10272 during early_local_passes.
10273 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10276 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10278 * Makefile.in: Update copyright year.
10280 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10282 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10283 in $(lang_checks) and check-consistency targets.
10285 2007-01-02 Jan Hubicka <jh@suse.cz>
10287 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10288 Do not add referenced vars.
10289 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10291 * passes.c (init_optimization_passes): Put mudflap_2 after
10292 free_datastructures.
10294 2007-01-02 Jan Hubicka <jh@suse.cz>
10296 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10297 Set NOTHROW flag on call statements proved to be nothrow.
10298 Update statement of local calls so new pure/const functions are
10299 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10301 (tree_rest_of_compilation): Register hooks and initialize bitmap
10302 early. Do not set after_inlining flag.
10304 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10306 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10307 HOST_BITS_PER_LONGLONG
10309 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10312 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10313 warning for non-static initializers.
10315 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10317 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10318 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10319 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10320 Always use set_unique_reg_note to add REG_EQUAL notes.
10322 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10325 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10327 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10328 * cfgbuild.c (find_basic_blocks): Likewise.
10329 * cfgrtl.c (rtl_create_basic_block): Likewise.
10330 * function.c (temp_slots_at_level): Likewise.
10331 * reg-stack.c (stack_regs_mentioned): Likewise.
10332 * regclass.c (allocate_reg_info): Likewise.
10333 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10334 set_bb_for_stmt, move_block_to_fn): Likewise.
10335 * tree-complex.c (tree_lower_complex): Likewise.
10336 * vec.h (VEC_safe_grow_cleared): New.
10338 2007-01-02 Ian Lance Taylor <iant@google.com>
10340 * c-common.c (c_common_truthvalue_conversion): When warning about
10341 using an assignment as a truth value, set TREE_NO_WARNING.
10343 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10346 * c.opt (Wold-style-declaration): New.
10347 * doc/invoke.texi (C-only Warning Options): New.
10348 (Wold-style-declaration): Document it.
10349 (Wextra): Enabled by -Wextra.
10350 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10351 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10352 -Wold-style-declaration.
10354 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10356 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10357 * cfgbuild.c (find_basic_blocks): Likewise.
10358 * cfgrtl.c (rtl_create_basic_block): Likewise.
10359 * function.c (temp_slots_at_level): Likewise.
10360 * reg-stack.c (stack_regs_mentioned): Likewise.
10361 * regclass.c (allocate_reg_info): Likewise.
10362 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10363 set_bb_for_stmt, move_block_to_fn): Likewise.
10364 * tree-complex.c (tree_lower_complex): Likewise.
10365 * vec.h (VEC_safe_grow_cleared): New.
10367 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10369 * c-common.c (c_common_nodes_and_builtins): Since variants of
10370 void_type_node get built before it is given a name, we need to
10371 give those variants the name, too.
10372 (complete_array_type): We need to work with the canonical main
10373 type of the array, from which we will build the qualified version.
10374 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10375 * print-tree.c (print_node): Display canonical type information
10377 * stor-layout.c (layout_type): When we don't know the
10378 alignment of a type for which we're building an array, we end up
10379 guessing wrong, so make the type require structural equality.
10380 * tree.c (make_node_stat): When we build a new type, it is its
10381 own canonical type.
10382 (build_type_attribute_qual_variant): When building an attribute
10383 variant, its canonical type is the non-attribute variant. However,
10384 if the attributes are target-dependent and they differ, we need to
10385 use structural equality checks for this type.
10386 (build_qualified_type): A qualified type is not equivalent to its
10387 unqualified variant; set the canonical type appropriately.
10388 (build_distinct_type_copy): When building a distinct type from
10389 another type, the new type is its own canonical type.
10390 (build_variant_type_copy): When building a new type variant, we
10391 assume that it is equivalent to the original type.
10392 (build_pointer_type_for_mode): When building a pointer type, also
10393 build a canonical type pointer.
10394 (build_reference_type_for_mode): When building a reference type,
10395 also build a canonical type reference.
10396 (build_index_type): When we can't hash an index type (e.g.,
10397 because its maximum value is negative), the index type requires
10398 structural equality tests.
10399 (build_array_type): Build the canonical form of an array type.
10400 (build_function_type): Function types require structural equality,
10401 because they contain default arguments, attributes, etc.
10402 (build_method_type_directly): Ditto for method types.
10403 (build_offset_type): Build the canonical offset type.
10404 (build_complex_type): Build the canonical vector type.
10405 (make_vector_type): Build the canonical vector type.
10406 * tree.h (TYPE_CANONICAL): New.
10407 (TYPE_STRUCTURAL_EQUALITY_P): New.
10408 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10409 (struct tree_type): Added "canonical" field.
10410 * params.h (VERIFY_CANONICAL_TYPES): New.
10411 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10412 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10413 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10414 * doc/invoke.texi (verify-canonical-types): Document --param
10415 parameter for verifying canonical types.
10417 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10419 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10420 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10421 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10422 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10424 * config/rs6000/e500.h: New.
10425 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10426 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10428 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10429 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10430 TARGET_E500_DOUBLE): Remove.
10431 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10432 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10433 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10434 * config/rs6000/rs6000.c (rs6000_override_options): Use
10435 CHECK_E500_OPTIONS.
10437 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10439 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10440 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10441 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10442 rs6000_emit_cmove): Don't check TARGET_E500.
10443 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10444 sordered): Don't check TARGET_E500.
10446 2007-01-01 Eric Christopher <echristo@apple.com>
10448 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10449 HARD_REGISTER_NUM_P.
10451 2007-01-01 Roger Sayle <roger@eyesopen.com>
10453 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10454 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10455 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10458 2007-01-01 Mike Stump <mrs@apple.com>
10460 * configure.ac: Remove support for building with Apple's gcc-3.1.
10462 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10464 PR middle-end/30311
10465 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10466 REG is a hard register. Do not modify REG before calling
10468 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10469 multiple of the size of YMODE for certain lowpart cases.
10471 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10473 PR middle-end/30253
10474 * gimplify (voidify_wrapper_expr): Update for
10475 GIMPLE_MODIFY_STMT.
10477 2007-01-01 Andreas Schwab <schwab@suse.de>
10480 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10481 save of BR0 in extra_spill_size instead of spill_size.
10482 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10484 (ia64_expand_epilogue): Restore BR0 from its new location.
10486 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10488 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10489 Use a temporary variable if the left hand side is not a gimple
10492 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10494 * gimplify.c (gimplify_return_expr): Make the temporary variable
10495 for the return expression, a gimple register variable.
10497 2007-01-01 Jan Hubicka <jh@suse.cz>
10499 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10502 2007-01-01 Mike Stump <mrs@apple.com>
10504 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10506 * config/darwin.c (machopic_select_rtx_section): Use
10507 HAVE_GAS_LITERAL16.
10508 (darwin_mergeable_constant_section): Likewise.
10509 * configure: Regenerate.
10510 * config.in: Regenerate.
10512 2007-01-01 Jan Hubicka <jh@suse.cz>
10513 Andrew Pinski <pinskia@gmail.com>
10515 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10516 before starting IPA passes.