1 2007-04-12 Richard Guenther <rguenther@suse.de>
3 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4 lower bound and element size if lower bound is not zero
5 or either of the ARRAY_REF operands is set.
7 2007-04-12 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/24689
10 PR tree-optimization/31307
11 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13 * gimplify.c (canonicalize_addr_expr): To be consistent with
14 gimplify_compound_lval only set operands two and three of
15 ARRAY_REFs if they are not gimple_min_invariant. This makes
16 it never at this place.
17 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22 null before emitting a .nsubspa directive.
24 2007-04-11 Diego Novillo <dnovillo@redhat.com>
26 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
27 need_to_partition_p if there are no memory statements in the
30 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
32 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
33 (gcd_of_steps_may_divide_p): New function.
34 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
36 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
38 * reload.c (find_reloads_toplev, find_reloads_address,
39 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
40 not a pointer equality test, to decide if we need to call
41 push_reg_equiv_alt_mem.
43 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
45 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
46 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
47 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
49 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
51 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
52 vector to be positive.
54 2007-04-11 Diego Novillo <dnovillo@redhat.com>
58 * doc/invoke.texi: Document --params max-aliased-vops and
60 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
61 debug_memory_partitions): Move to tree-flow.h
62 * params.h (AVG_ALIASED_VOPS): Define.
63 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
65 (mp_info_t): Likewise.
66 (get_mem_sym_stats_for): New.
67 (set_memory_partition): Move from tree-flow-inline.h.
68 (mark_non_addressable): Only clear the set of symbols for the
69 partition if it exists.
70 (dump_memory_partitions): Move from tree-ssa-operands.c
71 (debug_memory_partitions): Likewise.
72 (need_to_partition_p): New.
73 (dump_mem_ref_stats): New.
74 (debug_mem_ref_stats): New.
75 (dump_mem_sym_stats): New.
76 (debug_mem_sym_stats): New.
77 (update_mem_sym_stats_from_stmt): New.
78 (compare_mp_info_entries): New.
79 (mp_info_cmp): Call it.
80 (sort_mp_info): Change argument to a list of mem_sym_stats_t
82 (get_mpt_for): Move from tree-ssa-operands.c.
83 (find_partition_for): New.
84 (create_partition_for): Remove.
85 (estimate_vop_reduction): New.
86 (update_reference_counts): New.
88 (compute_memory_partitions): Refactor.
89 Document new heuristic.
90 Call build_mp_info, update_reference_counts,
91 find_partition_for and estimate_vop_reduction.
92 (compute_may_aliases): Populate virtual operands before
93 calling debugging dumps.
94 (delete_mem_sym_stats): New.
95 (delete_mem_ref_stats): New.
96 (init_mem_ref_stats): New.
97 (init_alias_info): Call it.
98 (maybe_create_global_var): Remove alias_info argument.
99 Get number of call sites and number of pure/const call sites
100 from gimple_mem_ref_stats().
101 (dump_alias_info): Call dump_memory_partitions first.
102 (dump_points_to_info_for): Show how many times a pointer has
104 * opts.c (decode_options): For -O2 set --param
105 max-aliased-vops to 500.
106 For -O3 set --param max-aliased-vops to 1000 and --param
107 avg-aliased-vops to 3.
108 * fortran/options.c (gfc_init_options): Remove assignment to
110 * tree-flow-inline.h (gimple_mem_ref_stats): New.
111 * tree-dfa.c (dump_variable): Dump memory reference
113 Dump NO_ALIAS* settings.
114 (referenced_var_lookup): Tidy.
115 (mem_sym_stats): New.
116 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
117 and ORIG are different SSA names for a memory partition.
118 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
119 * tree-flow.h (struct mem_sym_stats_d): Define.
120 (mem_sym_stats_t): Define.
121 (struct mem_ref_stats_d): Define.
122 (struct gimple_df): Add field mem_ref_stats.
123 (enum noalias_state): Define.
124 (struct var_ann_d): Add bitfield noalias_state.
125 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
126 debug_mem_ref_stats, debug_memory_partitions,
127 debug_mem_sym_stats): Declare.
128 * tree-ssa-structalias.c (update_alias_info): Update call
129 sites, pure/const call sites and asm sites in structure
130 returned by gimple_mem_ref_stats.
131 Remove local variable IS_POTENTIAL_DEREF.
132 Increase NUM_DEREFS if the memory expression is a potential
134 Call update_mem_sym_stats_from_stmt.
135 If the memory references memory, call
136 update_mem_sym_stats_from_stmt for all the direct memory
137 symbol references found.
138 (intra_create_variable_infos): Set noalias_state field for
139 pointer arguments according to the value of
140 flag_argument_noalias.
141 * tree-ssa-structalias.h (struct alias_info): Remove fields
142 num_calls_found and num_pure_const_calls_found.
143 (update_mem_sym_stats_from_stmt): Declare.
144 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
145 Set default value to 100.
146 (PARAM_AVG_ALIASED_VOPS): Define.
148 2007-04-11 Richard Guenther <rguenther@suse.de>
151 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
152 a * -b + c as c - a * b if we honor sign dependent rounding.
154 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
156 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
158 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
159 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
161 (initialize_trampoline): Don't use old-style function definition.
162 (bfin_secondary_reload): Mark IN_P argument as unused.
164 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
166 PR tree-optimization/31343
167 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
168 (build_polynomial_chrec): Return a scalar when the evolution is zero.
169 * testsuite/gcc.dg/vect/pr31343.c: New.
171 2007-04-10 Eric Christopher <echristo@apple.com>
173 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
174 * config/i386/i386.md (*cmpfp0): Use.
175 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
176 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
177 (fix_trunc<mode>_i386_fisttp): Ditto.
178 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
179 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
180 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
181 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
182 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
183 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
184 (unnamed_splitters): Ditto.
185 * config/i386/i386.c (output_fix_trunc): Assert that
186 we're not being passed a TFmode operand.
188 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
190 PR tree-optimization/31526
191 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
192 n_basic_blocks to find newly added blocks.
194 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
198 (fix_trunc<mode>si_sse): Ditto.
199 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
200 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
201 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
202 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
203 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
204 expander using SSEMODEF mode macro.
205 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
206 expander using SSEMODEF mode macro.
207 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
208 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
209 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
210 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
211 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
212 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
213 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
214 Macroize insn using X87MODEF mode macro.
216 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
218 * config/i386/sse.md (sse2_pinsrw): Removed.
219 (sse2_pextrw): Renamed to ...
220 (*sse2_pextrw): This.
222 2007-04-09 Jan Hubicka <jh@suse.cz>
226 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
227 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
228 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
229 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
231 2007-04-09 Jan Hubicka <jh@suse.cz>
233 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
234 multiple fields of union.
236 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
238 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
239 (create_preheaders): Check that loops are available.
240 (fix_loop_structure): Clean up, improve comments.
241 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
242 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
244 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
245 * predict.c (tree_estimate_probability): Do not call
246 calculate_dominance_info. Call create_preheaders.
247 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
248 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
250 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
251 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
252 * tree-cfg.c (tree_split_edge): Make an assert more precise.
253 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
256 2007-04-08 Jan Hubicka <jh@suse.cz>
258 * tree.h (maybe_fold_offset_to_component_ref): Declare.
259 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
260 * fold-const.c (fold_unary): Use it.
262 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
264 * varasm.c (assemble_variable): Remove call to
265 lang_hooks.decls.prepare_assemble_variable.
266 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
267 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
268 * langhooks.h (lang_hooks_for_decls): Remove
269 prepare_assemble_variable.
271 2007-04-08 Mike Stump <mrs@apple.com>
273 * config/i386/i386.c: Use inc/dec on Core2.
275 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
277 * langhooks.c (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.
280 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
281 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
283 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
284 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
285 lhd_tree_inlining_end_inlining): Remove prototypes.
286 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
287 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
288 LANG_HOOKS_TREE_INLINING_START_INLINING,
289 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
291 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
294 2007-04-08 Anatoly Sokolov <aesok@post.ru>
297 * config/avr/predicates.md (io_address_operand): Delete predicate.
298 (low_io_address_operand): Don't use 'mode' argument.
299 (higth_io_address_operand): Rename ...
300 (high_io_address_operand): ... to this. Don't use 'mode' argument.
301 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
304 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
306 Revert change removing staticp.
308 2007-04-07 Anatoly Sokolov <aesok@post.ru>
311 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
314 2007-04-07 Bruce Korb <bkorb@gnu.org>
316 * c.opt: Add -Wformat-contains-nul.
317 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
319 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
320 the NUL byte warning.
322 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
324 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
326 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
328 * tree.c (staticp): No longer use staticp langhook.
329 * langhooks.c (lhd_staticp): Removed.
330 * langhooks.h (struct lang_hooks): Remove staticp.
331 * c-common.c (c_staticp): Remove.
332 * c-common.h (c_staticp): Ditto.
333 * langhooks-defs.h (lhd_staticp): Ditto.
334 (LHD_HOOKS_STATICP): Ditto
335 * tree.h (gcc_assert_lowered): New macro.
337 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
339 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
341 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
342 Add argument "reliable". Propagate it through calls.
343 (infer_loop_bounds_from_undefined): Derive number of iterations
344 estimates from references in blocks that do not dominate loop latch.
345 (gcov_type_to_double_int): New function.
346 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
347 and expected_loop_iterations_unbounded.
348 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
349 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
350 * tree-data-ref.c (estimated_loop_iterations): Export.
351 (get_references_in_stmt): Fix -- do not return addresses of local
353 * cfgloop.h (expected_loop_iterations_unbounded,
354 estimated_loop_iterations): Declare.
356 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
358 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
360 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
363 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
364 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
365 Use output_387_reg_move().
366 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
367 expander using X87MODEF12 mode macro.
368 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
369 choosing register preferences. Use output_387_reg_move().
370 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
371 instead of "x". Use output_387_reg_move().
372 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
373 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
374 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
375 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
376 Use output_387_reg_move().
377 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
379 (*truncxf?f_i387 splitter): Ditto.
381 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
383 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
384 LANG_HOOKS_SAFE_FROM_P.
385 * expr.c (safe_from_p): Remove langhook call.
386 * langhooks.h (lang_hooks): Remove safe_from_p.
387 (lhd_safe_from_p): Remove prototype.
388 * langhooks.c (lhd_safe_from_p): Remove.
390 2007-04-06 Jan Hubicka <jh@suse.cz>
392 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
395 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
397 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
398 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
399 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
400 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
402 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
403 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
405 2007-04-05 Richard Henderson <rth@redhat.com>
407 * config/alpha/alpha.c (print_operand) [+]: Remove.
408 (alpha_end_function): Print nop if call at end of function.
409 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
410 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
411 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
412 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
413 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
414 the call pattern. Update peepholes to match.
416 2007-04-05 Janis Johnson <janis187@us.ibm.com>
418 * doc/extend.texi (Other Builtins): Add decimal float variants
420 * builtins.def: Ditto.
421 * builtins.c (expand_builtin): Ditto.
423 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
424 H.J. Lu <hongjiu.lu@intel.com>
427 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
428 of V8HImode when calling ix86_binary_operator_ok.
429 (sse2_pmaddwd): Call ix86_binary_operator_ok.
430 (sdot_prodv8hi): Operands 1 and 2 must be register.
432 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
434 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
435 initialize align to silence bogus warning.
437 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
440 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
442 (struct sra_walk_fns): Remove use_all parameter from use.
443 (sra_hash_tree): Handle BIT_FIELD_REFs.
444 (sra_elt_hash): Don't hash bitfld blocks.
445 (sra_elt_eq): Skip them in parent compares as well. Handle
447 (sra_walk_expr): Don't maintain or pass down use_all_p.
448 (scan_use): Remove use_all parameter.
449 (scalarize_use): Likewise. Re-expand assignment to
450 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
451 output, and re-scalarize after output. Don't mark anything
453 (scalarize_ldst): Adjust.
454 (scalarize_walk_gimple_modify_statement): Likewise.
455 (build_element_name_1): Handle BIT_FIELD_REFs.
456 (instantiate_element): Don't warn for any element whose parent
458 (instantiate_missing_elements_1): Return the sra_elt.
459 (canon_type_for_field): New.
460 (try_instantiate_multiple_fields): New.
461 (instantiate_missing_elemnts): Use them.
462 (mark_no_warning): Removed.
463 (generate_one_element_ref): Handle BIT_FIELD_REFs.
464 (REPLDUP, sra_build_elt_assignment): New.
465 (generate_copy_inout): Use them.
466 (generate_element_copy): Likewise. Handle bitfld differences.
467 (generate_element_zero): Don't recurse for blocks. Use
468 sra_build_elt_assignment.
469 (generate_one_element_int): Take elt instead of var. Use
470 sra_build_elt_assignment.
471 (generate_element_init_1): Adjust.
472 (scalarize_use, scalarize_copy): Use REPLDUP.
473 (scalarize_ldst): Move assert before dereference.
474 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
476 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
478 * regmove.c: Fix unused variable warnings due to previous commit.
480 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
482 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
483 (regmove_bb_head): Remove.
484 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
485 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
486 problems with fixup_match_1.
487 Don't initialize/free regmove_bb_head.
489 (reg_is_remote_constant_p): If an insn is in the same basic block
490 but not before INSN, consider it remote, too.
492 2007-04-05 Anatoly Sokolov <aesok@post.ru>
495 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
496 DECL_ASSEMBLER_NAME, not the DECL_NAME.
498 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
500 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
501 (CONDITIONAL_REGISTER_USAGE): Likewise.
503 2007-04-04 Richard Henderson <rth@redhat.com>
505 * config/alpha/lib1funcs.asm: Remove unused file.
507 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
510 * opts.c (print_specific_help): Fix --help=<language>
512 (common_handle_option): Support --help=common.
514 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
517 * gcc.c (main): Do not run the linker if
518 print_subprocess_help indicates that it shouldn't be
521 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
524 * doc/invoke.texi (--help=): Document <languages> value, fix
525 formatting in tables of values.
527 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
529 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
530 dllimport attribute of virtual methods.
532 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
534 * config/score/crti.asm: Change _bss_start to __bss_start.
535 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
536 (OUTGOING_REG_PARM_STACK_SPACE) update.
537 * config/score/score.opt: add options to make backend support
538 score5, score5u, score7 and score7d.
539 * config/score/score.md: Likewise.
540 * config/score/misc.md: Likewise.
541 * config/score/mac.md: Likewise.
542 * doc/invoke.texi: Likewise.
543 * doc/md.texi: update constraints define.
545 2007-04-03 Richard Henderson <rth@redhat.com>
547 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
548 an appropriate type, use the mode instead.
550 2007-04-03 Richard Sandiford <richard@codesourcery.com>
552 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
553 Set the default --with-arch setting to mips2.
554 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
555 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
556 (MULTILIB_OSDIRNAMES): Delete.
557 (MULTILIB_DIRNAMES): Define.
558 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
559 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
560 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
561 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
562 VXWORKS_OS_CPP_BUILTINS.
563 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
564 (MIPS_DEBUGGING_INFO): Undefine.
565 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
567 2007-04-03 Jakub Jelinek <jakub@redhat.com>
570 * fold-const.c (native_encode_real): Encode real.c provided longs
571 as a series of 32-bit native integers.
572 (native_interpret_real): Interpret buffer as a series of 32-bit
575 2007-04-03 Richard Guenther <rguenther@suse.de>
577 * genpreds.c (write_insn_constraint_len): Write function
578 optimized for CONSTRAINT_LEN implementation.
579 (write_tm_preds_h): Output insn_constraint_len inline and
580 use it for CONSTRAINT_LEN.
581 (write_insn_preds_c): Don't output insn_constraint_len.
582 * doc/md.texi (define_register_constraint): Document multi-letter
583 constraints shall have the same length if they start with the same
586 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.md (isinf<mode>2): Expand only when
590 TARGET_C99_FUNCTIONS is set.
592 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
594 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
595 (x86_64-*-linux*): Ditto.
596 * config/i386/i386.opt (mpc): New option.
597 * config/i386/i386.c (overrride_options): Handle
598 ix87_precision_string.
599 * config/i386/crtprec.c: New file.
600 * config/i386/t-crtpc: Ditto.
601 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
603 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
604 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
605 crtprec32.o, crtprec64.o and crtprec80.o.
607 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
609 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
611 2007-04-02 Eric Christopher <echristo@apple.com>
613 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
614 limitations on darwin.
616 2007-04-02 Anatoly Sokolov <aesok@post.ru>
619 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
621 2007-04-02 Dave Korn <dave.korn@artimi.com>
623 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
625 2007-04-02 Dave Korn <dave.korn@artimi.com>
627 * libgcc2.h (exception_descriptor): Don't forward-declare.
628 (__get_eh_table_language, __get_eh_table_version): Delete
629 prototypes of long-dead functions.
631 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
633 * ebitmap.h: New file
634 * ebitmap.c: New file
635 * Makefile.in (ebitmap.o): New target.
637 2007-04-01 Jan Hubicka <jh@suse.cz>
639 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
640 before very first instruction.
642 2007-04-01 Jan Hubicka <jh@suse.cz>
644 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
645 waring on 64bit hosts.
646 * bitmap.h: Fix typo in bitmap_head_def.
648 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
650 PR rtl-optimization/31391
651 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
652 into a DELETED_LABEL note, and the label is in an empty basic
653 block, update BB_END as well as BB_HEAD.
655 2007-04-01 Richard Henderson <rth@redhat.com>
657 PR tree-optimization/31169
658 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
659 to varying if the range is outside [0, prec-1].
661 2007-04-01 Richard Sandiford <richard@codesourcery.com>
664 * config/mips/mips.md (load_const_gp): New insn.
665 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
666 the MIPS16 GP pseudo register if no_new_pseudos.
667 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
669 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
672 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
674 (call_value): Likewise.
676 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
677 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
680 * doc/invoke.texi: (optimization options): Reword description
681 of -ffast-math. Document its primary purpose.
683 2007-03-31 Richard Guenther <rguenther@suse.de>
685 * omp-low.c (splay-tree.h): Include.
686 (lookup_decl): Replace splay-tree usage by pointer-map.
687 (maybe_lookup_decl): Likewise.
688 (new_omp_context): Likewise.
689 (delete_omp_context): Likewise.
690 * gimplify.c (splay-tree.h): Include.
691 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
693 (remap_ssa_name): Likewise.
694 (remap_decl): Likewise.
695 (remap_type_1): Likewise.
696 (remap_type): Likewise.
697 (copy_body_r): Likewise.
698 (expand_call_inline): Likewise.
699 (clone_body): Likewise.
700 (copy_tree_r): Likewise.
701 (remap_save_expr): Likewise.
702 (unsave_r): Likewise.
703 (unsave_expr_now): Likewise.
704 (tree_function_versioning): Likewise.
705 (build_duplicate_type): Likewise.
706 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
707 (struct copy_body_data): Replace splay-tree by pointer-map.
708 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
710 (gimplify.o): Depend on $(SPLAY_TREE_H).
711 (omp-low.p): Likewise.
713 2007-03-31 Anatoly Sokolov <aesok@post.ru>
715 * config/avr/predicates.md (even_register_operand,
716 odd_register_operand): New predicates.
717 * config/avr/avr.md (movw peephole2): New.
718 (movw_r peephole2): New.
720 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
722 * tree.h (get_signed_or_unsigned_type): New.
723 * fold-const.c (operand_equal_for_comparison_p): Use
724 get_signed_or_unsigned_type instead of
725 lang_hooks.types.signed_or_unsigned_type.
726 * expr.c (store_expr): Ditto.
727 * langhooks.c (get_signed_or_unsigned_type): New.
728 (lhd_signed_or_unsigned_type): New.
729 * langhooks.h (lhd_signed_or_unsigned_type): New.
730 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
732 2007-03-30 Richard Henderson <rth@redhat.com>
734 * tree-ssa-loop-ivopts.c: Include target.h.
735 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
736 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
737 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
738 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
740 2007-03-30 Richard Henderson <rth@redhat.com>
741 Kai Tietz <kai.tietz@onevision.com>
743 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
745 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
746 (TARGET_64BIT_MS_ABI): New.
747 (DBX_REGISTER_NUMBER): Handle 64-bit.
748 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
749 (LONG_TYPE_SIZE): Force to 32.
750 (REG_PARM_STACK_SPACE): New.
751 (OUTGOING_REG_PARM_STACK_SPACE): New.
752 (REGPARM_MAX, SSE_REGPARM_MAX): New.
753 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
754 (STACK_BOUNDARY): Use 128 for 64-bit.
755 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
756 Add 64-bit implementation.
757 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
759 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
760 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
761 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
762 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
763 (ix86_handle_cconv_attribute): Don't warn when ignoring if
765 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
766 (ix86_pass_by_reference): Likewise.
767 (ix86_function_value_regno_p): Likewise.
768 (ix86_build_builtin_va_list): Likewise.
769 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
770 (function_arg_advance_ms_64): New.
771 (function_arg_advance): Call it.
772 (function_arg_ms_64): New.
773 (function_arg): Call it.
774 (function_value_ms_64): New.
775 (ix86_function_value_1): Call it.
776 (return_in_memory_ms_64): New.
777 (ix86_return_in_memory): Call it.
778 (setup_incoming_varargs_ms_64): New.
779 (ix86_setup_incoming_varargs): Call it.
780 (ix86_expand_prologue): Handle 64-bit stack probing.
781 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
782 (output_pic_addr_const): Likewise.
783 (x86_this_parameter): Likewise.
784 (x86_output_mi_thunk): Likewise.
785 (x86_function_profiler): Likewise.
786 (TARGET_STRICT_ARGUMENT_NAMING): New.
787 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
788 (TARGET_64BIT_MS_ABI): New.
789 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
790 * config/i386/i386.md (allocate_stack_worker): Remove.
791 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
792 describe the clobber of eax without a match_scratch.
793 (allocate_stack_worker_postreload): Remove.
794 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
795 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
796 (allocate_stack_worker_rex64_postreload): Remove.
797 (allocate_stack): Handle 64-bit.
798 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
799 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
800 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
801 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
802 (STANDARD_STARTFILE_PREFIX_1): Likewise.
803 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
804 * config.build (x86_64-*-mingw*): New host.
805 * config.host (x86_64-*-mingw*): New host.
806 * config.gcc (x86_64-*-mingw*): New target.
807 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
809 2007-03-30 Richard Henderson <rth@redhat.com>
810 Kai Tietz <kai.tietz@onevision.com>
812 * c-pragma.c (struct def_pragma_macro_value): New.
813 (struct def_pragma_macro): New.
814 (pushed_macro_table): New.
815 (dpm_hash, dpm_eq): New.
816 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
817 (init_pragma): Install them.
818 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
820 2007-03-30 Anatoly Sokolov <aesok@post.ru>
822 * config/avr/avr.c (avr_override_options): Clear
823 'flag_delete_null_pointer_checks'.
825 2007-03-30 Paolo Carlini <pcarlini@suse.de>
828 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
829 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
830 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
831 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
832 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
833 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
834 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
836 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
838 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
840 * regmove.c: Move all of pass_stack_adjustments from here...
841 * combine-stack-adj.c: ...to this new file.
842 * Makefile.in: Add rules for combine-stack-adj.o.
844 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
846 PR tree-optimization/31383
847 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
848 to have the same length.
850 2007-03-30 Jan Hubicka <jh@suse.cz>
853 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
854 availablility; add more sanity checking; ask varpool only about
857 2007-03-29 Richard Henderson <rth@redhat.com>
859 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
860 to decide, but __SIZEOF_LONG_LONG__.
862 2007-03-29 Richard Henderson <rth@redhat.com>
864 * emutls.c (struct __emutls_array): New.
865 (emutls_destroy): Use it instead of casting element 0 from void*.
866 (__emutls_get_address): Likewise.
868 2007-03-29 Richard Henderson <rth@redhat.com>
870 * varasm.c (initializer_constant_valid_p): Don't deny
871 DECL_DLLIMPORT_P on functions.
873 * config/i386/cygming.h: Remove function declarations.
874 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
875 (ASM_OUTPUT_LABELREF): Remove.
876 (COMMON_ASM_OP): Remove.
877 (ASM_OUTPUT_COMMON): Remove.
878 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
879 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
880 (ASM_DECLARE_FUNCTION_NAME): Likewise.
881 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
882 Rename from TARGET_ENCODE_SECTION_INFO.
883 * config/i386/netware.h: Likewise.
884 * config/i386/i386-protos.h: Update.
885 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
886 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
887 (legitimate_constant_p): Reject dllimports.
888 (dllimport_map, get_dllimport_decl): New.
889 (legitimize_dllimport_symbol): New.
890 (legitimize_address, ix86_expand_move): Use it.
891 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
892 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
893 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
894 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
895 * config/i386/predicates.md (constant_call_address_operand): Only
896 accept symbols; reject dllimport_p symbols.
897 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
898 i386_pe_maybe_record_exported_symbol.
899 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
900 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
901 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
902 trust the setting of DECL_DLLIMPORT_P.
903 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
904 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
905 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
906 tidy the argument scanning loop.
907 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
908 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
909 (i386_pe_strip_name_encoding): Remove.
910 (i386_pe_binds_local_p): New.
911 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
912 (i386_pe_output_labelref): Remove.
913 (i386_pe_asm_output_aligned_decl_common): New.
914 (i386_pe_maybe_record_exported_symbol): Rename from
915 i386_pe_record_exported_symbol; check for dllexported symbols.
917 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
919 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
920 add comment explaining why vsnprintf cannot be used.
922 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
924 PR tree-optimization/30666
925 * tree.c (build_complex_type): When creating type names for DWARF2
926 debug info, create TYPE_DECLs for TYPE_NAME instead of
928 (build_common_tree_nodes_2): Use build_complex_type when building
929 predefined complex types, to preserve canonical types.
931 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
933 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
934 (noce_get_alt_condition): Look at it to determine whether to
935 reverse the condition or not.
936 (noce_get_condition): Substitute the truth for lies.
937 (noce_find_if_block): Set the then_else_reversed field.
939 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
941 * config/fr30/fr30.md (movdi): Do not accept immediates as the
942 destination of this insn.
943 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
944 than calling gen_rtx_SET directly. Use r0 to hold the value of
945 'address + 4' rather than a stack based temporary which can be
948 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
950 * config/s390/s390.c (s390_secondary_input_reload_class,
951 s390_secondary_output_reload_class): Functions removed.
952 (s390_secondary_reload): New function.
953 (TARGET_SECONDARY_RELOAD): Target macro defined.
954 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
955 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
956 * config/s390/s390.md ("reload_outti", "reload_outdi",
957 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
958 "reload_out<mode>"): Expanders removed.
959 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
960 "reload<mode>_nonoffmem_out"): Expanders added.
962 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
964 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
965 SRC->DEST replacement failed anyway.
967 2007-03-28 Mike Stump <mrs@apple.com>
969 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
970 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
971 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
973 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
975 * config.gcc: Accept barcelona as a variant of amdfam10.
976 * config/i386/i386.c (override_options): Likewise.
977 * doc/invoke.texi: Likewise.
979 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
981 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
982 offsets for BIT_FIELD_REF and COMPONENT_REF.
984 2007-03-28 Richard Guenther <rguenther@suse.de>
986 * tree.c (is_global_var): Move ...
987 * tree-flow-inline.h (is_global_var): ... here.
988 * tree.h (is_global_var): Remove declaration.
990 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
994 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
995 * config/i386/i386.c (ix86_tune_features): Initialize new
997 * config/i386/predicates.md (promotable_binary_operator): Use
998 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1000 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1003 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1005 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1007 * config/fr30/fr30.md (movsi_internal): Change destination
1008 constraint from m to V and add m to the end.
1010 2007-03-28 Christian Bruel <christian.bruel@st.com>
1012 * config/sh/sh.md (movsi_i): Fix type attribute.
1014 2007-03-28 Christian Bruel <christian.bruel@st.com>
1016 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1017 (movsf_ie): Likewise.
1019 2007-03-28 Christian Bruel <christian.bruel@st.com>
1021 * config.gcc: Add sh4-300 to multilib.
1022 * config/sh/t-mlib-sh4-300: New file.
1024 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1026 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1027 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1029 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1030 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1031 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1032 "fixuns_trunctddi2"): Whitespace fix.
1034 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1036 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1037 the definition of struct sh_args.
1038 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1039 CALL_COOKIE_INT_REG_GET): Likewise.
1041 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1043 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1044 transformations are applied successfully.
1046 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1048 * tree.c (tree_contains_struct): Permit 512 tree codes.
1049 * tree.h (tree_contains_struct): Ditto.
1050 (MAX_TREE_CODES): Ditto.
1051 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1052 SPARE member to store remaining padding bits.
1054 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1056 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1059 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1061 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1062 * configure: Regenerate.
1064 * configure: Regenerate using the correct version of autoconf.
1066 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1068 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1070 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1071 regs to "__SP_L__" and "__SP_H__".
1073 2007-03-27 Richard Guenther <rguenther@suse.de>
1075 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1076 computations with it with a HOST_WIDE_INT variable.
1078 2007-03-26 Mike Stump <mrs@apple.com>
1080 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1081 objective-c-header, objective-c++-header and objc++-cpp-output
1083 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1085 2007-03-26 Richard Henderson <rth@redhat.com>
1088 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1089 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1090 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1091 IX86_BUILTIN_PSRLQ128): New.
1092 (ix86_init_mmx_sse_builtins): Add them.
1093 (ix86_expand_builtin): Expand them.
1094 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1095 operand 2 be TImode.
1096 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1097 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1098 _mm_srli_epi64): Mark __B const.
1099 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1100 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1101 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1102 new two-vector shift builtins.
1104 2007-03-26 Ian Lance Taylor <iant@google.com>
1106 PR tree-optimization/31345
1107 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1108 [+INF, +INF(OVF)] into VARYING.
1110 2007-03-26 Zack Weinberg <zackw@panix.com>
1112 * gengtype-parse.c: New file.
1113 * gengtype-yacc.y: Delete.
1114 * gengtype-lex.l: Don't include gengtype-yacc.h.
1115 Define YY_DECL and yyterminate appropriately for recursive
1116 descent parser. yylval is now a string out-parameter to yylex.
1117 (HWS, EOID): New shorthand.
1118 (IWORD): Add a couple more types.
1119 (yylex): Add a setup stanza. Remove the complex rules for
1120 detecting GTY'ed types and typedefs; replace with simple
1121 keyword detectors. Adjust everything for the changed
1122 definition of yylval. Ignore all pp-directives, not just #define.
1124 (parse_file): Rename yybegin; do not call yyparse.
1126 * gengtype.c (xasprintf): Export again.
1127 (this_file): New. Use everywhere __FILE__ was being used.
1128 (get_lang_bitmap): Special case types defined in gengtype.c.
1129 (do_typedef, new_structure): Suppress definition of certain types.
1130 (new_structure): Improve diagnostics of duplicate definitions.
1131 Make sure location_s is associated with input.h.
1132 (nreverse_pairs, define_location_structures): New functions.
1133 (main): Improve tagging of kludge types. Remove old kludges
1134 for input.h types; use define_location_structures.
1135 * gengtype.h: Update prototypes. Define token codes here.
1136 * Makefile.in: Remove all references to gengtype-yacc.
1137 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1139 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1140 add GTY((skip)) to the field that's only conditionally there.
1141 * doc/install.texi: Document that Bison is no longer required
1142 unless building treelang.
1144 * gengtype.c: Don't include gtyp-gen.h.
1145 (srcdir): Declare here.
1146 (base_files, lang_dir_names): Allocate dynamically.
1147 (gt_files, num_gt_files, num_lang_dirs): New globals.
1148 (measure_input_list, read_input_line, read_input_list)
1149 (set_lang_bitmap): New functions.
1150 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1151 simplify, relying on read_input_list to set up the bitmaps.
1152 (main): Arguments are no longer unused. Check for correct number
1153 of command line arguments, set srcdir and srcdir_len, then call
1154 read_input_list, before doing anything else. No need to worry
1155 about duplicates in main loop.
1156 * configure.ac: Simplify the calculation of all_gtfiles.
1157 Put language tags in there. Don't set or substitute
1158 all_gtfiles_files_langs or all_gtfiles_files_frags.
1159 * Makefile.in: Revamp the way gengtype is invoked, now that it
1160 takes a file on its command line with a much simpler format.
1161 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1162 (GTFILES): Remove duplicates and C source files.
1163 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1164 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1165 * configure: Regenerate.
1167 * gengtype.h: Remove all type definitions to gengtype.c; leave
1168 only definitions of options_p, type_p, and pair_p as opaque
1169 pointers. Update prototypes.
1170 * gengtype.c: Many type definitions moved here from gengtype.h.
1171 Consolidate type definitions at the top of the file.
1172 (xvasprintf): Delete.
1173 (xasprintf): Make static.
1174 (create_nested_pointer_option): Add 'next' parameter.
1175 (create_field_all, create_field_at): New functions.
1176 (create_field): Now a thin wrapper around create_field_all.
1177 (create_optional_field): Rename create_optional_field_ and add
1178 line argument. Original name is now a macro which supplies
1180 (oprintf): Use vsnprintf directly.
1181 (close_output_files): Use fatal rather than perror/exit.
1182 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1183 (main): Set progname. Don't use exit.
1184 * gengtype-yacc.y (struct_fields): Use create_field_at.
1185 (option, optionseqopt): Delete.
1186 (optionseq): Consolidate productions from option here so we
1187 can use the first argument to create_option.
1189 * gengtype-lex.l: Distinguish unions from structures in the
1190 token type. Don't call find_structure; return the tag as a string.
1191 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1192 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1193 Reorganize typedef_struct production accordingly.
1194 Use create_nested_ptr_option.
1195 * gengtype.c (create_nested_ptr_option): New function.
1196 * gengtype.h: Declare it.
1198 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1199 (string_type): Don't declare.
1200 (do_scalar_typedef): Declare.
1201 (create_scalar_type): Update prototype.
1202 * gengtype.c (string_type): Make static.
1203 (scalar_nonchar, scalar_char): New.
1204 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1205 (resolve_typedef): Use scalar_nonchar for error recovery.
1206 (create_scalar_type): Remove name_len field. Return scalar_char
1207 or scalar_nonchar as appropriate.
1208 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1210 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1212 (main): Initialize scalar_char and scalar_nonchar before calling
1214 * gengtype-lex.l: Adjust for removal of second argument to
1215 create_scalar_type. Use yylval.s instead of yylval.t when
1217 * gengtype-yacc.y: Type of SCALAR is string. Call
1218 create_scalar_type from type:SCALAR rule. Adjust for removal of
1219 second argument to create_scalar_type.
1221 * vec.h: Remove all #if IN_GENGTYPE blocks.
1222 Add comment saying that changes may require adjustments to gengtype.
1223 * gengtype.c: Don't include coretypes.h or tm.h.
1224 Add comment to inclusion of errors.h.
1225 (note_def_vec, note_def_vec_alloc): New functions.
1226 * gengtype.h: Declare new functions.
1227 * gengtype-lex.l: Don't include coretypes.h.
1228 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1230 (update_lineno): Remove unnecessary prototype.
1231 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1232 (VEC rule): Just return VEC_TOKEN.
1233 * gengtype-yacc.y (VEC_TOKEN): New token type.
1234 (type): Add a production for VEC(a,b).
1235 * Makefile.in: Update dependencies.
1237 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1238 typedefs that use the old PARAMS macro.
1240 * gengtype-lex.l: Remove all rules and states relating to yacc
1242 * gengtype-yacc.y: Similarly.
1243 * gengtype.c (note_yacc_type): Delete function.
1244 * gengtype.h: Update prototypes.
1246 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1248 * tree-pretty-print.c (dump_generic_node): Report precision of
1249 unnamed integer types.
1251 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1253 * ifcvt.c (noce_try_store_flag_constants): Don't check
1254 no_new_pseudos here.
1255 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1256 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1257 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1258 noce_try_sign_mask): Likewise.
1259 (if_convert): Check no_new_pseudos here.
1261 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1263 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1264 (noce_get_condition): Handle new then_else_reversed argument.
1265 (noce_init_if_info): Remove, fold into noce_find_if_block.
1266 (noce_process_if_block): Take a struct noce_if_info as the
1267 argument. Don't set up one based on ce_if_info. Update pointer
1268 references accordingly.
1269 (cond_move_process_if_block): Likewise.
1270 (process_if_block): Removed.
1271 (find_if_block): Removed. Move functionality two new functions,
1272 noce_find_if_block and cond_exec_find_if_block.
1273 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1274 blocks and the symmetric IF-ELSE-JOIN case.
1275 (cond_exec_find_if_block): Also new function mostly based on old
1276 find_if_block and process_if_block.
1277 (find_if_header): Replace find_if_block call with separately
1278 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1279 (find_cond_trap): Update noce_get_condition call.
1280 (dead_or_predicable): Likewise.
1282 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1284 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1286 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1287 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1288 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1289 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1290 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1291 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1292 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1293 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1294 __builtin_ia32_psrad128 builtins.
1296 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1298 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1299 * config/i386/constraints.md
1300 (define_constraint "I"): Use IN_RANGE macro.
1301 (define_constraint "J"): Ditto.
1302 (define_constraint "K"): Ditto.
1303 (define_constraint "M"): Ditto.
1304 (define_constraint "N"): Ditto.
1305 (define_constraint "O"): Ditto.
1306 * config/i386/predicates.md
1307 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1308 (define_predicate "const_0_to_3_operand"): Ditto.
1309 (define_predicate "const_0_to_7_operand"): Ditto.
1310 (define_predicate "const_0_to_15_operand"): Ditto.
1311 (define_predicate "const_0_to_63_operand"): Ditto.
1312 (define_predicate "const_0_to_255_operand"): Ditto.
1313 (define_predicate "const_1_to_31_operand"): Ditto.
1314 (define_predicate "const_2_to_3_operand"): Ditto.
1315 (define_predicate "const_4_to_7_operand"): Ditto.
1317 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1319 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1320 in SImode for save_world.
1321 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1324 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1326 PR tree-optimization/30784
1327 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1330 2007-03-25 Revital Eres <eres@il.ibm.com>
1332 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1333 Fold movement_possibility function into it.
1335 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1337 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1338 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1339 (call_indirect_nonlocal_darwin64): Same.
1340 (call_nonlocal_darwin64): Same.
1341 (call_value_indirect_nonlocal_darwin64): Same.
1342 (call_value_nonlocal_darwin64): Same.
1343 (sibcall_nonlocal_darwin64): Same.
1344 (sibcall_value_nonlocal_darwin64): Same.
1345 (sibcall_symbolic_64): Same.
1346 (sibcall_value_symbolic_64): Same.
1347 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1349 (rs6000_emit_load_toc_table): Same.
1350 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1351 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1357 (load_toc_v4_pic_si): Same
1358 (load_toc_v4_PIC_1): Same.
1359 (load_toc_v4_PIC_1b): Same.
1360 (call_indirect_aix{32,64}): Same.
1361 (call_value_indirect_aix{32,64}): Same.
1364 (call_local{32,64}): Same.
1365 (call_value_local{32,64}): Same.
1366 (call_indirect_nonlocal_aix{32,64}): Same.
1367 (call_nonlocal_aix{32,64}): Same.
1368 (call_value_indirect_nonlocal_aix{32,64}): Same.
1369 (call_value_nonlocal_aix{32,64}): Same.
1370 (call_indirect_nonlocal_sysv<mode>): Same.
1371 (call_nonlocal_sysv<mode>): Same.
1372 (call_value_indirect_nonlocal_sysv<mode>): Same.
1373 (call_value_nonlocal_sysv<mode>): Same.
1375 (sibcall_local{32,64}): Same.
1376 (sibcall_value_local{32,64}): Same.
1377 (sibcall_nonlocal_aix{32,64}): Same.
1378 (sibcall_value_nonlocal_aix{32,64}): Same.
1379 (sibcall_nonlocal_sysv<mode>): Same.
1380 (sibcall_value): Same.
1381 (sibcall_value_nonlocal_sysv<mode>): Same.
1383 2007-03-24 Paul Brook <paul@codesourcery.com>
1385 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1386 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1388 2007-03-24 Richard Henderson <rth@redhat.com>
1390 * config/ia64/constraints.md: New file.
1391 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1392 satisfies_constraint_?.
1393 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1394 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1395 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1396 ia64_output_mi_thunk): Likewise.
1397 (ia64_const_ok_for_letter_p): Remove.
1398 (ia64_const_double_ok_for_letter_p): Remove.
1399 (ia64_extra_constraint): Remove.
1400 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1401 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1402 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1403 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1404 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1405 EXTRA_MEMORY_CONSTRAINT): Remove.
1406 * config/ia64/ia64.md: Include constriants.md. Replace
1407 CONST_OK_FOR_? with satisfies_constraint_?.
1409 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1410 H.J. Lu <hongjiu.lu@intel.com>
1412 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1414 (name macros): Use DPD_BID_NAME to convert names properly.
1416 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1417 decimal floating point format.
1418 (init_floating_libfuncs): Change decimal functions so that they
1419 have a "bid_" prefix if the decimal system uses the BID format,
1420 and "dpd_" prefix if the decimal system uses the DPD format.
1421 (init_interclass_conv_libfuncs): Ditto.
1422 (init_intraclass_conv_libfuncs): Ditto.
1424 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1425 using the BID format.
1427 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1428 whether we are using the BID decimal format.
1429 * configure: Regenerate.
1431 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1432 the compiler has decimal floating point enabled. Define
1433 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1436 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1437 using the BID format.
1439 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1440 whether we are using the BID decimal format.
1441 * configure: Regenerate.
1443 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1444 the compiler has decimal floating point enabled. Define
1445 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1448 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1449 options, and that it is enabled for i386/x86_64 systems.
1451 * Makefile.in (enable_decimal_float): New.
1453 (DECNUMINC): Add -I$(DECNUMFMT).
1454 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1455 to $(DECNUMFMT) from $(DECNUM).
1457 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1458 Substitute enable_decimal_float.
1459 * configure: Regenerated.
1462 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1465 * configure.ac: Enable decimal float for x86_64-*-linux*.
1466 * configure: Regenerated.
1469 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1470 decimal128ClearSign to flip and clear the sign bit in decimal128.
1471 (decimal_real_maxval): Set decimal128SetSign to set the sign
1474 2007-03-23 Ian Lance Taylor <iant@google.com>
1476 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1478 2007-03-23 Ian Lance Taylor <iant@google.com>
1480 * tree-dump.c (dump_files): Correct comment.
1482 2007-03-23 Ian Lance Taylor <iant@google.com>
1484 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1486 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1488 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1489 in cfglayout mode. Don't go into and out of cfglayout mode.
1490 Link the blocks in the order of the constructed traces.
1491 (rest_of_handle_tracer): Adjust call to tracer.
1492 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1493 Don't go into cfglayout mode.
1494 (rtl_loop_done): Don't go out of cfglayout mode.
1495 * cfglayout.c (relink_block_chain): New function, split out from...
1496 (fixup_reorder_chain): ...here. Remove redundant checking.
1497 (cfg_layout_finalize): Don't clear the header, footer, and aux
1498 fields here, move the code to do so to relink_block_chain. Likewise
1499 for free_original_copy_tables.
1500 * rtl.h (tracer): Update prototype.
1501 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1502 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1503 mode. Use relink_block_chain to serialize the CFG according to the
1504 new basic block order. Move targetm.cannot_modify_jumps_p check from
1506 (gate_handle_reorder_blocks): ...to here.
1507 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1509 (gate_duplicate_computed_gotos): ...to here.
1510 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1511 something always changes when going into and out of cfglayout mode.
1512 Perform an expensive cfg cleanup while going into cfglayout mode.
1513 Always update liveness information on HAVE_conditional_execution
1514 targets. Reserialize the basic blocks and go out of cfglayout mode.
1515 * reg-stack.c: Include cfglayout.h.
1516 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1517 the call to reorder_basic_blocks.
1518 * basic-block.h (reorder_basic_blocks): Update prototype.
1519 (relink_block_chain): New prototype.
1520 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1522 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1524 * config/mips/mips.md (type, hazard, *movdi_32bit,
1525 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1526 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1527 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1528 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1529 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1531 (movcc): Change first xfer to multi.
1532 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1533 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1534 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1535 config/mips/generic.md: Change reservations using "xfer" to use
1537 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1538 using match_operand.
1539 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1540 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1542 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1544 2007-03-22 Richard Henderson <rth@redhat.com>
1546 * config/i386/i386.c: Remove unnecessary function declarations.
1547 Move targetm definition, and all related macros, to the end of
1548 the file. Resort some functions to put definitions before uses.
1549 (ix86_attribute_table): Make static. Move to end of file.
1550 (ix86_gimplify_va_arg): Make static.
1552 2007-03-22 Richard Henderson <rth@redhat.com>
1554 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1555 don't increase local_regparm with force_align_arg_pointer check.
1556 (ix86_function_sseregparm): Assert 32-bit.
1557 (type_has_variadic_args_p): New.
1558 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1559 type_has_variadic_args_p.
1560 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1561 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1562 use memset instead. Do maybe_vaarg check first; skip attribute
1563 tests if true; skip attribute tests for 64-bit.
1564 (construct_container): Remove TARGET_DEBUG_ARG.
1565 (function_arg_advance_32, function_arg_advance_64): Split out ...
1566 (function_arg_advance): ... from here.
1567 (function_arg_32, function_arg_64): Split out ...
1568 (function_arg): ... from here.
1569 (ix86_pass_by_reference): Tidy.
1570 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1571 (function_value_32): New, from parts of ix86_function_value
1572 and ix86_value_regno.
1573 (function_value_64): New, from parts of ix86_function_value
1574 and ix86_libcall_value.
1575 (ix86_function_value_1): New.
1576 (ix86_function_value, ix86_libcall_value): Use it.
1577 (return_in_memory_32, return_in_memory_64): Split out ...
1578 (ix86_return_in_memory): ... from here.
1579 (ix86_struct_value_rtx): Skip for 64-bit.
1580 (ix86_libcall_value, ix86_value_regno): Remove.
1581 (setup_incoming_varargs_64): Split out ...
1582 (ix86_setup_incoming_varargs): ... from here.
1583 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1584 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1585 * config/i386/i386-protos.h (ix86_function_value): Remove.
1586 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1588 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1591 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1592 infinities not supported, otherwise emit warning if -Woverflow. On
1593 underflow, emit warning if -Woverflow.
1594 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1596 * real.h (real_from_string): Update declaration
1598 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1599 Richard Henderson <rth@redhat.com>
1601 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1602 * calls.c (compute_argument_block_size, expand_call,
1603 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1604 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1605 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1606 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1607 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1608 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1609 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1610 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1613 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1615 * c-incpath.c (add_sysroot_to_chain): New.
1616 (merge_include_chains): Add sysroot argument. Call
1617 add_sysroot_to_chain if sysrooted.
1618 (register_include_chains): Update call to merge_include_chains.
1619 * doc/cppopts.texi: Document use of '=' in include directory
1622 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1624 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1625 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1626 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1627 insn pattern using X87MODEF12 mode macro.
1629 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1631 * regmove.c (regmove_optimize): Use reg_mentioned_p
1632 instead of reg_overlap_mentioned_p for DST.
1634 2007-03-21 Mike Stump <mrs@apple.com>
1636 * c.opt: Fixup for Objective-C/C++.
1638 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1640 * explow.c (convert_memory_address): Fold memory reference when
1641 POINTERS_EXTEND_UNSIGNED < 0
1643 2007-03-21 Richard Henderson <rth@redhat.com>
1646 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1647 * config/i386/mmintrin.h (__m64): Likewise.
1648 * config/i386/xmmintrin.h (__m128): Likewise.
1650 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1652 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1653 (VXWORKS_OS_CPP_BUILTINS): Define.
1654 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1655 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1657 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1659 * rtl.h (constant_pool_reference_p): Delete.
1660 (find_constant_src): Declare.
1661 * rtlanal.c (find_constant_src): New function.
1662 * simplify-rtx.c (constant_pool_reference_p): Delete.
1663 * config/i386/i386.md: Use find_constant_src instead of
1664 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1666 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1668 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1669 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1671 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1673 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1674 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1675 (arm_elf_asm_constructor): Use it.
1676 (arm_elf_asm_destructor): New function.
1678 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1680 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1682 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1684 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1686 2007-03-19 Andrew Haley <aph@redhat.com>
1688 PR tree-optimization/31264
1689 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1692 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1694 PR rtl-optimization/30907
1695 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1696 (fwprop_init): Always call loop_optimizer_initialize.
1697 (fwprop_done): Always call loop_optimizer_finalize.
1698 (fwprop): We always have loop info now.
1699 (gate_fwprop_addr): Remove.
1700 (pass_fwprop_addr): Use gate_fwprop as gate.
1702 PR rtl-optimization/30841
1703 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1704 df_chain_alloc): Call df_reorganize_refs unconditionally.
1705 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1706 refs_organized to refs_organized_size.
1707 (df_ref_create_structure): Use refs_organized_size instead of
1708 bitmap_size if refs had been organized, and keep refs_organized_size
1710 * df.h (struct df_ref_info): Change refs_organized to
1711 refs_organized_size.
1712 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1715 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1717 * except.c (output_function_exception_table): Do not reference the
1718 EH personality routine for functions that do not require an
1721 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1724 * c-typeck.c (convert_for_assignment): Call comptypes for
1725 RECORD_TYPE or UNION_TYPE.
1728 * reload1.c (reload): Do invalid ASM checking after
1729 cleanup_subreg_operands.
1731 2007-03-19 Jeff Law <law@redhat.com>
1733 * tree-cfg.c (find_taken_edge): Tighten conditions for
1734 optimizing computed gotos.
1736 2007-03-19 Michael Matz <matz@suse.de>
1738 * builtins.c (expand_builtin_sync_operation,
1739 expand_builtin_compare_and_swap,
1740 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1743 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1744 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1747 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1749 * doc/tm.texi: Add brackets around the return type of
1750 TARGET_SECONDARY_RELOAD.
1752 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1753 Richard Guenther <rguenther@suse.de>
1755 PR tree-optimization/31254
1756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1757 Use handled_component_p () where appropriate. Continue
1758 propagating into the rhs if we propagated into an INDIRECT_REF
1761 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1763 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1764 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1765 (xde, xdee): Mode attributes adjusted to support DFP modes.
1766 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1767 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1768 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1769 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1770 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1771 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1772 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1774 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1775 "movsf"): Insn definitions removed.
1776 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1777 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1778 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1780 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1781 "reload_in<mode>", "reload_out<mode>"): Expander added.
1782 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1785 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1787 * config/s390/s390.md: Only non-functional changes. Renamed
1788 FPR mode macro to BFP all over the file.
1790 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1792 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1793 (op_type attribute): RRF instruction type added.
1794 (fT0): New mode attribute.
1795 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1796 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1797 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1798 no secondary memory is needed when moving DFmode values between GPRs
1801 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1803 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1804 inverted and documentation adjusted.
1805 ("mhard-dfp", "msoft-dfp"): New options.
1806 * config/s390/s390.c (s390_handle_arch_option): New architecture
1808 (override_options): Sanity checks for the new options added.
1809 * config.gcc: New architecture switch: z9-ec.
1810 * config/s390/s390.h (processor_flags): PF_DFP added.
1811 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1812 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1813 when the bit is NOT set so remove it from the defaults.
1815 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1817 * genemit.c (main): Print include statement for dfp.h.
1818 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1821 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1823 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1825 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1828 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1831 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1833 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1834 attr_length_call, output_call, output_indirect_call): Cleanup
1835 formatting of targetm calls.
1837 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1839 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1841 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1843 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1844 reservation, bypass and anti-bypass descriptions for these instructions.
1845 Update move patterns.
1846 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1849 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1851 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1852 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1853 (get_initial_def_for_reduction): Likewise.
1855 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1857 Fix PR tree-optimization/29922
1858 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1859 (get_representative): Removed.
1860 (value_dies_in_block_x): Update for rvuse removal.
1861 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1862 (compute_antic_aux): Handle when PHI nodes appear in
1863 non-single-successors.
1864 (dump_bitmap_of_names): Removed.
1865 (compute_antic_safe): Renamed and removed rvuse calculation.
1866 Calculate only antic safe.
1867 (insert_into_preds_of_block): Remove assert.
1868 (execute_pre): Update for renamed functions.
1869 (defer_or_phi_translate_block): New function.
1871 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1873 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1874 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1876 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1877 Follow spelling conventions.
1879 * tree-data-ref.h: Remove the prototype for analyze_array.
1881 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1883 PR tree-optimization/31041
1884 * tree-vect-transform.c (get_initial_def_for_induction): Call
1885 force_gimple_operand.
1887 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1889 * ipa-type-escape.c (look_for_casts) : Revert code to use
1890 handled_component_p due to ada test a-numaux.adb.
1892 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1894 * final.c (final_scan_insn): Alter the condition of a
1895 conditional trap if we have nonstandard CC.
1897 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1899 * configure.ac: Remove excess quoting from asm line 0 test.
1900 * configure: Rebuilt.
1902 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1904 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1905 * c-common.c (convert_and_check): Move warning logic to...
1906 (warnings_for_convert_and_check): ...here. Define.
1907 * c-common.h (warnings_for_convert_and_check): Declare.
1909 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1911 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1912 (output_call): Likewise.
1914 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1916 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1918 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1920 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1922 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1925 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1927 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1929 PR tree-optimization/31183
1930 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1931 Use double_int instead of unsigned int for representing access_strides.
1932 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1934 2007-03-16 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/31146
1937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1938 to allow recursion of forward_propagate_addr_expr.
1939 (forward_propagate_addr_into_variable_array_index): Likewise.
1940 (forward_propagate_addr_expr): Likewise.
1941 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1942 (forward_propagate_addr_expr_1): Recurse on simple copies
1943 instead of propagating into them. Do so for useless conversions
1945 (forward_propagate_addr_expr): Clean up unused statements after
1948 2007-03-16 Richard Guenther <rguenther@suse.de>
1950 * builtins.c (expand_builtin_cexpi): Use the right argument
1951 for the expansion via cexp.
1953 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1955 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1956 * configure: Rebuilt.
1958 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1961 * dwarf2out.c (force_type_die): Adjust comment.
1962 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1964 2007-03-15 DJ Delorie <dj@redhat.com>
1966 * config/frv/predicates.md (minmax_operator): Don't check operands
1969 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1971 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1972 Update constant estimates of number of iterations.
1973 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1974 argument renamed to "realistic".
1975 (compute_estimated_nb_iterations): Removed.
1976 (record_niter_bound): New function.
1977 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1978 call record_nonwrapping_iv with upper = false.
1979 (infer_loop_bounds_from_signedness): Pass upper argument to
1980 record_nonwrapping_iv.
1981 (estimate_numbers_of_iterations_loop): Do not call
1982 compute_estimated_nb_iterations. Record estimate based on profile
1983 information. Initialize the constant estimates of number of
1985 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1987 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1988 number of iterations is too small.
1989 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1990 (EST_NOT_AVAILABLE): Removed.
1991 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1992 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1995 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1997 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1998 Handle NE_EXPR guards.
2000 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2003 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2004 Set also -pedantic-errors by default for the preprocessor unless
2005 -fpermissive is given.
2007 2007-03-15 Richard Guenther <rguenther@suse.de>
2011 * builtins.c (expand_builtin_cexpi): As a fallback if we
2012 don't have builtins for sincos or cexp create a function
2013 declaration for cexp and expand to a call to that.
2014 (expand_builtin_int_roundingfn): Always fall
2015 back to floor/ceil and its variants even if they may be
2018 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2021 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2022 jump tables, move the call to delete_dead_jumptables from here...
2023 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2024 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2025 don't allow merging of blocks that try_redirect_by_replacing_jump
2026 also does not handle when not optimizing.
2028 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2029 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2031 * config/i386/i386.md (x86_sahf_1): Correctly handle
2034 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2038 x86_64_general_operand as operand[2] predicate. Remove "iF"
2039 from operand constraints and use "e" constraint instead.
2040 (*subti3_1, *subti3_1 splitter): Ditto.
2041 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2042 operand[1] predicate.
2044 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2046 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2047 arrays, multiply the access strides by the size of the sub-array.
2048 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2050 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2052 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2053 the configured assembler supports the sahf mnemonic.
2054 * configure: Regenerate.
2055 * config.in: Regenerate.
2057 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2058 emit "sahf" or ".byte\t0x9e" as asm template.
2060 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2063 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2064 option to replace hard coded TARGET_xxx in md file.
2065 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2066 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2067 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2068 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2069 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2070 (X86_TUNE_NOT_VECTORMODE): Ditto.
2071 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2072 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2073 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2074 (TUNE_SLOW_IMUL_IMM8): Ditto.
2075 (TUNE_MOVE_M1_VIA_OR): Ditto.
2076 (TUNE_NOT_UNPAIRABLE): Ditto.
2077 (TUNE_NOT_VECTORMODE): Ditto.
2079 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2082 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2083 tuning options instead of hard coded TARGET_xxx.
2084 (fix ssemode peephole2's): Ditto.
2085 (imul peephole2's): Ditto.
2087 (movdi_or_rex64): Ditto.
2088 (move peephole2): Ditto.
2089 (not peephole2's): Ditto.
2091 2007-03-14 Dirk Mueller <dmueller@suse.de>
2093 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2094 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2095 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2097 * c-parser.c (c_parser_do_statement): Warn about empty body in
2099 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2100 * doc/invoke.texi (-Wempty-body): Update documentation.
2102 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2105 * c-common.h (warn_for_div_by_zero): Declare.
2106 * c-common.c (warn_for_div_by_zero): Define.
2107 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2110 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2112 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2113 to PREFIX and STANDARD_PREFIX.
2115 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2116 Phil Edwards <phil@codesourcery.com>
2118 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2119 (__gthread_once_t): Remove busy field for RTPs.
2120 (__GTHREAD_ONCE_INIT): Update accordingly.
2122 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2124 * doc/invoke.texi: Document VxWorks options.
2126 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2128 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2130 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2132 PR tree-optimization/30590
2133 * tree-nrv.c (tree_nrv): Check for the partial update of the
2136 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2138 * flags.h (flag_random_seed): Remove declaration, in favor of...
2139 * toplev.h (get_random_seed, set_random_seed): ... these.
2140 * tree.c (get_file_function_name): Use the former.
2141 * opts.c (common_handle_option): Use the latter.
2144 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2147 * cse.c (cse_find_path): Do not bail out if a basic block that
2148 we already visited now becomes part of a path that starts at a
2149 different basic block. Just disallow this, to make sure we
2150 visit each basic block at most once.
2152 2007-03-13 Jan Hubicka <jh@suse.cz>
2154 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2155 when profile esitmate is present, calls with very low frequency are
2158 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2160 PR tree-optimization/30730
2161 PR tree-optimization/26900
2162 * tree-ssa-loop-niter.c: Include gmp.h.
2164 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2165 split_to_var_and_offset, determine_value_range,
2166 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2167 bound_difference, bounds_add, bounds_negate,
2168 number_of_iterations_ne_max, dump_affine_iv): New functions.
2169 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2170 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2171 difference of initial and final value of control iv to validate
2173 (number_of_iterations_cond): Add loop parameter. Determine bounds
2174 on the difference of the extremes of the control iv. Add dumps.
2175 (expand_simple_operations): Handle phi nodes.
2176 (simplify_using_initial_conditions): Do not record used conditions.
2177 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2178 Do not set additional_info.
2179 (implies_nonnegative_p, implies_ge_p): Removed.
2180 (derive_constant_upper_bound): Do not use parameter `additional'.
2181 (record_estimate): Parameter `additional' removed. Parameter
2182 `i_bound' added. Do not call derive_constant_upper_bound.
2183 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2184 bound the number of iterations estimate.
2185 (estimate_numbers_of_iterations_loop): Pass the estimate from
2186 the number of iterations analysis to record_estimate.
2187 * tree.h (multiple_of_p): Declare.
2188 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2189 (scev_const_prop): Do not check expression_expensive_p.
2190 * fold-const.c (multiple_of_p): Exported.
2191 * double-int.c (double_int_mask): Exported.
2192 * double-int.h (double_int_mask): Declare.
2193 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2194 field. Added max field.
2196 2007-03-13 David Taylor <taylor@candd.org>
2199 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2202 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2205 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2206 two unamed patterns.
2208 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.opt (mcx16, msahf): New options.
2211 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2212 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2214 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2215 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2216 Output -mcx16 and -msahf options when corresponding bit is set.
2218 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2221 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2223 * configure.ac: Test for assembler tolerance to # 0 "".
2224 * configure, config.in: Rebuilt.
2225 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2227 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2229 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2231 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2232 (handle_syscall): Handle direct system calls.
2233 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2235 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2237 * doc/invoke.texi: Fix cpp.info cross-reference.
2238 * doc/passes.texi: Fix gcc.info cross-reference.
2240 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2242 PR tree-optimization/30835
2243 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2244 bb_for_stmt is not NULL before accessing it.
2246 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2248 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2251 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2254 * doc/install.texi: Document --enable-stage1-languages
2256 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2258 * tree-pass.h (pass_into_cfg_layout_mode,
2259 pass_outof_cfg_layout_mode): Declare.
2260 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2261 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2262 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2263 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2265 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2267 * c-decl.c (warn_variable_length_array): New function.
2268 Refactored from grokdeclarator to handle warn_vla
2269 and handle unnamed array case.
2270 (grokdeclarator): Refactored VLA warning case.
2271 * c.opt (Wvla): New flag.
2272 * doc/invoke.texi (Wvla): New warning.
2274 2007-03-12 Richard Henderson <rth@redhat.com>
2276 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2277 (TARGET_SECTION_TYPE_FLAGS): New.
2279 2007-03-12 Richard Henderson <rth@redhat.com>
2281 * config/darwin.c (machopic_reloc_rw_mask): New.
2282 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2283 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2285 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2287 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2288 * cppdefault.h (cpp_PREFIX): Document.
2289 (cpp_PREFIX_len): Likewise.
2290 (cpp_EXEC_PREFIX): New variable.
2291 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2292 * c-incpath.c (add_standard_paths): Correct logic for relocating
2293 paths within prefix.
2295 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2297 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2298 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2300 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2301 fix_truncdfdi_sse using SSEMODEF mode macro.
2302 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2303 fix_truncdfsi_sse using SSEMODEF mode macro.
2304 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2305 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2307 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2309 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2312 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2314 * tree.h : Add multiple_of_p declaration.
2315 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2316 * ipa-type-escape.c (results_of_malloc): Redundant.
2317 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2318 (cast_type): Extended with new members.
2319 (check_cast): Returns cast_type.
2320 (cast): New structure for data of walk_use_def_chains.
2321 (is_malloc_result, is_cast_from_non_pointer_1,
2322 is_cast_from_non_pointer,
2323 is_array_access_through_pointer_and_index): New functions.
2324 (look_for_casts): Returns cast types.
2325 (check_call): Returns void.
2326 (okay_pointer_operation): Use support of pointer plus index,
2327 pointer plus constant and allow all multiplications.
2329 2007-03-11 Richard Guenther <rguenther@suse.de>
2331 PR tree-optimization/31115
2332 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2333 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2334 A shift count of zero is not special as with *_DIV_EXPR.
2335 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2338 2007-03-11 Ian Lance Taylor <iant@google.com>
2340 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2341 the *_DIV_EXPR codes correctly with overflow infinities.
2343 2007-03-11 Ira Rosen <irar@il.ibm.com>
2345 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2346 indicate success/failure of the analysis. Add negation to subtrahend
2347 in case of subtraction. Fail if both operands contain constants.
2348 (create_data_ref): Fail if analyze_offset fails.
2350 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2352 * config/i386/i386.md (frndintxf2): Rename to ...
2353 (rintxf2): ... this. Remove expander having same name.
2354 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2355 (roundsf2, rounddf2): Ditto.
2356 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2357 (lround<mode>di2, lround<mode>si2): Ditto.
2359 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2361 * lower-subreg.c: Include except.h.
2362 (decompose_multiword_subregs): Verify that the only control flow
2363 insns we can split are loads to multi-words pseudos.
2364 Handle breaking such blocks after splitting, instead of calling
2365 find_many_sub_basic_blocks.
2367 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2368 on the new basic block. Add a lengthy comment explaining why we
2369 thought this was necessary.
2370 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2372 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2375 * tree.c (walk_type_fields): Recurse into the element type of
2376 ARRAY_TYPEs if there is a pointer set.
2378 2007-03-10 Dirk Mueller <dmueller@suse.de>
2380 * c-common.c (warn_logical_operator): Fix condition.
2382 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2384 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2386 * config/darwin.c (machopic_select_section): Remove superfluous
2387 argument in call to categorize_decl_for_section. Remove unused
2390 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2392 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2394 * configure: Regenerate.
2396 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2399 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2400 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2401 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2402 Add LABEL_NUSES to emitted label.
2403 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2404 branch probability value to emitted jump insn.
2405 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2406 Do not check life information and do not re-arrange input operands
2407 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2409 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2411 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2412 the change of decode_asm_operands.
2414 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2416 * mode-switching.c (create_pre_exit): Skip blockage insn.
2418 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2420 * tree-pass.h (TODO_update_smt_usage): Remove.
2422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2426 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2428 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2429 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2430 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2433 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2435 * gcc.c: Document %{, in big comment at top.
2436 (input_suffix_matches): Remove special handling for .s and
2438 (input_spec_matches): New.
2439 (handle_braces): Handle %{,.
2440 (validate_switches): ',' indicates a value which is not a switch.
2441 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2442 to detect assembler input.
2443 * config/i386/sol2.h (CPP_SPEC): Likewise.
2444 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2445 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2446 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2447 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2448 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2449 -m64 causes deployment target to default to 10.5.
2450 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2452 2007-03-09 Richard Henderson <rth@redhat.com>
2455 * target.h (targetm.asm.out.reloc_rw_mask): New.
2456 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2457 (TARGET_ASM_OUT): Use it.
2458 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2459 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2460 use the new reloc_rw_mask target hook instead.
2461 (default_section_type_flags_1): Merge into...
2462 (default_section_type_flags): ... here.
2463 (decl_readonly_section_1): Merge into...
2464 (decl_readonly_section): ... here.
2465 (default_elf_select_section_1): Merge into...
2466 (default_elf_select_section): ... here.
2467 (default_unique_section_1): Merge into...
2468 (default_unique_section): ... here.
2469 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2470 (default_select_rtx_section): Use it.
2471 (default_elf_select_rtx_section): Likewise.
2472 * output.h: Update to match.
2473 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2474 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2475 (TARGET_ASM_RELOC_RW_MASK): New.
2476 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2477 to categorize_decl_for_section.
2478 (x86_64_elf_unique_section): Likewise.
2479 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2480 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2481 (TARGET_ASM_RELOC_RW_MASK): New.
2482 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2483 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2484 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2485 (TARGET_RWRELOC): Remove.
2486 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2487 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2488 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2489 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2490 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2491 (rs6000_xcoff_select_section): Use decl_readonly_section.
2492 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2493 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2494 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2495 (TARGET_SECTION_TYPE_FLAGS): Remove.
2496 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2498 2007-03-09 Roger Sayle <roger@eyesopen.com>
2500 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2501 complex constant equality/inequality comparisons for here.
2502 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2503 known at compile-time or can be simplified to a scalar comparison.
2504 (fold_relational_const): Move compile-time evaluation of complex
2505 constant equality/inequality comparisons to here.
2507 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2509 PR rtl-optimization/30643
2510 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2512 (fold_rtx): Recurse, like before 2006-11-03.
2514 2007-03-09 DJ Delorie <dj@redhat.com>
2516 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2519 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2521 PR tree-optimization/30375
2522 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2523 LHS of statements is not the same.
2524 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2526 2007-03-09 Chao-ying Fu <fu@mips.com>
2528 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2530 * doc/invoke.texi (-mdspr2): Document new option.
2531 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2532 New unspec for DSP REV 2.
2533 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2534 these instructions are extended in DSP REV 2.
2535 (mips-dspr2.md): Include.
2536 * config/mips/mips.opt (mdspr2): New option.
2537 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2538 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2539 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2540 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2541 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2542 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2543 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2545 (bdesc_map): Add one field of unsupported_target_flags.
2546 (bdesc_arrays): Update entries to have extra fields. Add
2548 (mips_init_builtins): Initialize new function types.
2549 Check unsupported_target_fileds to filter out builtins.
2550 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2552 (ASM_SPEC): Pass mdspr2 to the assembler.
2553 * config/mips/mips-dspr2.md: New file.
2555 2007-03-09 Sa Liu <saliu@de.ibm.com>
2557 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2559 2007-03-09 Ian Lance Taylor <iant@google.com>
2561 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2562 argument) like -Wstrict-overflow=2.
2563 * doc/invoke.texi (Warning Options): Update documentation.
2565 2007-03-09 Dirk Mueller <dmueller@suse.de>
2568 * doc/invoke.texi (-Wlogical-op): Document.
2569 * common.opt (-Wlogical-op): New.
2570 * c-common.h (warn_logical_operator): Declare.
2571 * c-common.c (warn_logical_operator): Define.
2572 * c-typeck.c (parser_build_binary_op): Call
2573 warn_logical_operator.
2575 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2577 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2578 * final.c (final_scan_insn): Test for non-"" file name.
2580 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2582 * doc/loop.texi: Document the Omega linear constraints solver.
2583 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2584 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2585 omega-hash-table-size, omega-max-keys, and
2586 omega-eliminate-redundant-constraints.
2587 * tree-pass.h (pass_check_data_deps): Declared.
2590 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2591 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2592 pass_check_data_deps): New.
2593 * tree-data-ref.c (init_data_ref): Remove declaration.
2594 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2595 (analyze_array): Renamed init_array_ref, move up initializations.
2596 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2597 Removed arguments that are set to NULL.
2598 (analyze_indirect_ref): Correct indentation, correct call to
2600 (object_analysis): Call init_array_ref instead of analyze_array.
2601 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2602 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2603 of DR_ACCESS_FNS_ADDR.
2604 (init_omega_eq_with_af, omega_extract_distance_vectors,
2605 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2606 ddr_consistent_p): New.
2607 (compute_affine_dependence): Check consistency of ddrs when
2608 flag_check_data_deps is passed.
2609 (analyze_all_data_dependences): Uncomment.
2610 (tree_check_data_deps): New.
2611 * tree-data-ref.h: Include omega.h.
2612 (DR_ACCESS_FNS_ADDR): Removed.
2613 (data_dependence_relation): Add inner_loop.
2614 (DDR_INNER_LOOP): New.
2615 * common.opt (fcheck-data-deps): New.
2616 * tree-flow.h (tree_check_data_deps): Declare.
2617 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2618 (OBJS-common): Depend on omega.o.
2620 * passes.c (pass_check_data_deps): Scheduled.
2621 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2622 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2623 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2624 PARAM_VECT_MAX_VERSION_CHECKS,
2625 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2627 2007-03-09 Richard Guenther <rguenther@suse.de>
2629 PR tree-optimization/30904
2631 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2632 the same way as *_DIV_EXPR.
2634 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2636 * recog.c (decode_asm_operands): No mixed declarations and code.
2638 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2640 * rtl.def (ASM_INPUT): Add location.
2641 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2642 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2643 (decode_asm_operands): Add loc operand.
2644 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2645 * stmt.c (expand_asm): Rename to...
2646 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2647 gen_rtx_ASM_INPUT_loc.
2648 (expand_asm_expr): Adjust.
2649 * recog.c (decode_asm_operands): Add loc operand.
2650 (check_asm_operands, extract_insn): Adjust.
2651 * reload1.c (maybe_fix_stack_asms): Likewise.
2652 * final.c (asm_insn_count): Likewise.
2653 (final_scan_insn): Output # line before and after asm.
2655 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2657 * tree-ssa-structalias.c (variable_info): Remove
2659 (new_var_info): Ditto.
2660 (shared_bitmap_info_t): New structure.
2661 (shared_bitmap_table): New variable.
2662 (shared_bitmap_hash): New function.
2663 (shared_bitmap_eq): Ditto
2664 (shared_bitmap_lookup): Ditto.
2665 (shared_bitmap_add): Ditto.
2666 (merge_smts_into): Change to take bitmap directly.
2667 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2668 (init_alias_vars): Init shared bitmap hashtable.
2669 (delete_points_to_sets): Delete shared bitmap hashtable.
2670 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2671 is_aliased removal as a change that was still necessary was
2674 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2676 * config/i386/i386.h (override_options): Conditionally disable
2677 x86_sahf for 64bit targets only.
2679 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2682 * c-decl.c (merge_decls): Don't call make_var_volatile.
2683 * varasm.c (make_var_volatile): Remove.
2684 * output.h (make_var_volatile): Remove.
2686 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2688 PR tree-optimization/31085
2689 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2691 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2693 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2694 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2695 ATTR_CONST_NOTHROW_LIST.
2697 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2700 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2702 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2704 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2707 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2709 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2710 passed, use shared libgcc.
2712 2007-03-08 Roger Sayle <roger@eyesopen.com>
2714 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2715 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2716 (honor_protect_cleanup_actions, lower_try_finally_switch):
2718 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2719 ifc_temp_var): Likewise.
2720 * tree-inline.c (setup_one_parameter): Likewise.
2721 * tree-mudflap.c (mf_decl_cache_locals,
2722 mf_build_check_statement_for): Likewise.
2723 * tree-nested.c (init_tmp_var, save_tmp_var,
2724 finalize_nesting_tree_1): Likewise.
2725 * tree-outof-ssa.c (insert_copy_on_edge,
2726 insert_backedge_copies): Likewise.
2727 * tree-profile.c (tree_gen_edge_profiler,
2728 tree_gen_ic_profiler): Likewise.
2729 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2730 * tree-sra.c (sra_build_assignment): Likewise.
2731 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2732 * tree-ssa-math-opts.c (insert_reciprocals,
2733 execute_cse_sincos_1): Likewise.
2734 * tree-tailcall.c (adjust_accumulator_values,
2735 adjust_return_value): Likewise.
2736 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2737 * tree-vect-transform.c (vect_create_data_ref_ptr,
2738 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2739 vect_create_epilog_for_reduction, vectorizable_reduction,
2740 vectorizable_call, vectorizable_conversion,
2741 vectorizable_assignment, vectorizable_operation,
2742 vectorizable_type_demotion, vect_gen_widened_results_half,
2743 vect_permute_store_chain, vectorizable_store,
2744 vect_setup_realignment, vect_permute_load_chain,
2745 vectorizable_load, vectorizable_condition,
2746 vect_create_cond_for_align_checks): Likewise.
2747 * tree-vrp.c (build_assert_expr_for): Likewise.
2749 2007-03-08 Ian Lance Taylor <iant@google.com>
2751 * tree-vrp.c: Include "intl.h".
2752 (usable_range_p): New static function.
2753 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2754 overflowed values, juts set *strict_overflow_p.
2755 (compare_values): Only return -2 if one of the operands is not a
2757 (compare_ranges): Call usable_range_p.
2758 (compare_range_with_value): Likewise.
2759 (vrp_evaluate_conditional_warnv): Rename from
2760 vrp_evaluate_conditional. Make static. Change all callers.
2761 (vrp_evaluate_conditional): New function.
2762 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2764 (simplify_abs_using_ranges): Likewise.
2765 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2766 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2767 within_stmt parameter.
2768 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2769 vrp_evaluate_conditional.
2770 * tree-ssa-threadedge.c
2771 (record_temporary_equivalences_from_stmts_at_dest): Change
2772 simplify parameter to take a second tree parameter.
2773 (simplify_control_stmt_condition): Likewise.
2774 (thread_across_edge): Likewise.
2775 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2776 (thread_across_edge): Likewise.
2777 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2779 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.h (TARGET_SAHF): New define.
2782 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2783 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2784 (x86_sahf): New global variable.
2785 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2786 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2787 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2788 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2790 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2791 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2792 when expanding fcomi/sahf based tests.
2793 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2794 expanding sahf based alternative. Emit sahf based sequence when
2795 optimizing for code size.
2796 * config/i386/i386.md (x86_sahf_1): Do not disable for
2797 TARGET_64BIT, enable for TARGET_SAHF.
2799 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2801 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2802 spurious whitespace from error message.
2804 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2807 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2809 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2811 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2813 * tree-sra.c (instantiate_element): Propagate disabled warnings
2814 from the element itself to the created variable.
2816 2007-03-07 Richard Henderson <rth@redhat.com>
2819 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2820 silently fix up the stack in the case of a missing register.
2822 2007-03-07 Paul Brook <paul@codesourcery.com>
2824 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2826 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2828 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2830 (phase1_vrs): Use them.
2831 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2832 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2833 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2834 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2835 __gnu_Unwind_Restore_WMMXC if required.
2836 (_Unwind_VRS_Pop): Implement iWMMXt support.
2837 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2838 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2839 gnu_Unwind_Save_WMMXC): Define.
2841 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2843 * config/vxworks.h (vxworks_override_options): Declare.
2844 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2845 * config/vxworks.c: Include target.h and toplev.h.
2846 (vxworks_override_options): New function.
2847 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2849 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2851 * config/s390/s390.c (override_options): Don't emit an error when
2852 -mstack-size is used without providing -mstack-guard.
2853 (s390_emit_prologue): Choose stack_guard value automatically if not
2854 provided via command line.
2855 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2857 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2859 * config/i386/i386.c (output_set_got): Add a GOT initialization
2860 sequence for VxWorks PIC.
2861 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2862 around labels as well as symbols. Use gotoff_operand instead
2863 of local_symbolic_operand.
2864 (legitimize_pic_address): Use gotoff_operand instead of
2865 local_symbolic_operand. Use @GOT accesses for labels as
2867 (ix86_output_addr_diff_elt): Use PC-relative rather than
2868 GP-relative offsets for VxWorks PIC.
2869 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2870 no_new_pseudos. Check whether the returned register is op0.
2871 * config/i386/i386.md (tablejump): Use PC-relative rather than
2872 GP-relative offsets for VxWorks PIC.
2873 * config/i386/predicates.md (gotoff_operand): New predicate.
2875 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2877 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2879 * config/vxworks-dummy.h: New file.
2880 * config/i386/i386.h: Include it.
2882 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2884 * dwarf2out.c (is_inlined_entry_point): New
2885 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2886 DW_AT_ranges if the first subblock is the entry point.
2888 2007-03-06 David Daney <ddaney@avtrex.com>
2890 * doc/install.texi (mips-*-*): Change recommended binutils
2893 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2895 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2896 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2898 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2899 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2901 2007-03-06 Jan Hubicka <jh@suse.cz>
2903 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2904 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2906 (probably_cold_bb_p): Cold functions are cold.
2907 (probably_never_executed_bb_p): Cold functions are cold.
2908 (tree_bb_level_predictions): Predict calls to cold functions as not
2910 (compute_function_frequency): Check hot/cold attributes.
2911 * function.h (function_frequency): Update comments.
2912 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2913 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2914 (c_common_att): Add cold and hot.
2916 * doc/extend.texi (hot,cold attributes): Document.
2918 2007-03-06 Andrew Haley <aph@redhat.com>
2920 * function.c (expand_function_end): Move blockage to just after we
2921 emit the label for the naked return from the function.
2923 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2925 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2928 2007-03-06 Jan Hubicka <jh@suse.cz>
2930 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2931 loaded for constant large models. Non-large 64bit PIC can do.
2932 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2933 * cmodel.h: Add LARGE PIC.
2934 * i386.md (UNSPEC_PLTOFF): New.
2935 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2937 (*call_1_rex64): Disable for large models.
2938 (*call_1_rex64_large): New.
2939 (*call_value_1_rex64): Disable for large models.
2940 (*call_value_1_rex64_large): New.
2941 (set_rip_rex4): New.
2942 (set_got_offset_rex64): New.
2943 * predicates.md (constant_call_address_operand): For large model
2944 constant calls are not possible.
2945 * i386-protos.h (construct_plt_address): Declare.
2946 * i386.c (override_options): Accept large models.
2947 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2948 (legitimate_constant_p): Add new UNSPECs.
2949 (legitimate_pic_operand_p): Likewise.
2950 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2951 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2953 (output_pic_addr_const): Add PLTOFF.
2954 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2955 (ix86_expand_move): Legitimize pic address when in PIC mode.
2956 (construct_plt_address): New function.
2957 (ix86_expand_call): Offload the address to register and use GOT pointer
2959 * invoke.texi (mcmodel=large): Update documentation.
2961 2007-03-06 Richard Henderson <rth@redhat.com>
2963 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2964 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2965 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2966 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2967 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2968 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2969 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2970 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2971 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2972 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2973 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2974 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2975 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2976 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2977 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2978 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2979 x86_schedule, x86_use_bt, x86_pad_returns,
2980 x86_use_xchgb): Merge into ...
2981 (ix86_tune_features): ... here. New array.
2982 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2983 x86_bswap): Merge into ...
2984 (ix86_arch_features): ... here. New array.
2985 (x86_3dnow_a): Remove.
2986 (x86_accumulate_outgoing_args): Make static.
2987 (x86_arch_always_fancy_math_387): Make static.
2988 (ix86_tune_mask, ix86_arch_mask): Move ...
2989 (override_options): ... to local variables here. Apply the
2990 appropriate mask to each element of ix86_arch_features and
2991 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2992 as were done in the old macros.
2993 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2994 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2995 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2996 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2997 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2998 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2999 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3000 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3001 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3002 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3003 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3004 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3005 x86_accumulate_outgoing_args, x86_prologue_using_move,
3006 x86_epilogue_using_move, x86_decompose_lea,
3007 x86_arch_always_fancy_math_387, x86_shift1,
3008 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3009 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3010 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3011 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3012 x86_use_incdec, x86_pad_returns, x86_bswap,
3013 x86_partial_flag_reg_stall): Remove.
3014 (enum ix86_tune_indices): New.
3015 (ix86_tune_features): New.
3016 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3017 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3018 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3019 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3020 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3021 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3022 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3023 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3024 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3025 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3026 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3027 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3028 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3029 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3030 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3031 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3032 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3033 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3034 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3035 TARGET_EXT_80387_CONSTANTS): Use it.
3036 (enum ix86_arch_indices): New.
3037 (ix86_arch_features): New.
3038 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3039 TARGET_BSWAP): Use it.
3040 (ix86_tune_mask, ix86_arch_mask): Remove.
3042 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3045 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3046 Define using $${sysroot_headers_suffix}.
3047 * configure: Regenerate.
3048 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3049 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3051 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3052 * gcc.c (print_sysroot_headers_suffix): New.
3053 (option_map): Include --print-sysroot-headers-suffix.
3054 (display_help): Mention -print-sysroot-headers-suffix.
3055 (process_command): Handle -print-sysroot-headers-suffix.
3056 (do_spec_1): Append multilib directory to include-fixed path if
3057 sysroot suffixes in use.
3058 (main): Handle -print-sysroot-headers-suffix.
3059 * Makefile.in (start.encap): Don't depend on xlimits.h
3060 (xlimits.h): Remove.
3061 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3062 limits.h for each multilib in fixinc_list.
3063 (fixinc_list, s-fixinc_list): New.
3064 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3065 generate them for each multilib in fixinc_list.
3066 (stmp-fixproto): Use include-fixed. Run fixproto for each
3067 multilib in fixinc_list.
3068 (mostlyclean): Don't remove xlimits.h.
3069 (clean): Remove include-fixed.
3070 (real-install-headers-tar, real-install-headers-cpio,
3071 real-install-headers-cp): Don't copy include, only include-fixed.
3072 (install-mkheaders): Depend on fixinc_list. Don't depend on
3073 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3074 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3075 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3077 2007-03-06 Jan Hubicka <jh@suse.cz>
3079 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3082 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3084 * configure.ac: Allow tm_file to contain build-directory files.
3085 * configure: Regenerate.
3086 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3087 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3088 * config/m68k/print-sysroot-suffix.sh: New file.
3090 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3092 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3093 of pic_offset_table_rtx if reload_completed.
3094 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3095 PIC_OFFSET_TABLE_REGNUM.
3096 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3098 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3099 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3101 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3103 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3104 functions that call eh_return.
3106 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3108 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3109 functions that need a constant pool.
3111 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3114 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3115 (m68k_preferred_reload_class): Likewise.
3116 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3117 (SECONDARY_RELOAD_CLASS): Define.
3118 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3119 (LIMIT_RELOAD_CLASS): Delete.
3120 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3121 registers from storing bytes.
3122 (m68k_secondary_reload_class): New function.
3123 (m68k_preferred_reload_class): Likewise.
3125 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3127 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3129 (m68k_expand_prologue): Likewise.
3131 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3133 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3134 (mips_expand_epilogue): Add a bool parameter.
3135 (m68k_legitimize_sibcall_address): Declare.
3136 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3137 (m68k_expand_epilogue): Add a parameter to select between sibling
3138 and normal epilogues. Only generate a return for the latter.
3139 (m68k_ok_for_sibcall_p): New function.
3140 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3141 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3142 (sibcall_value, *sibcall_value): Likewise.
3143 (*call, *call_value): Require !SIBLING_CALL_P.
3144 (epilogue): Update call to m68k_expand_epilogue.
3145 (sibcall_epilogue): New pattern.
3146 * config/m68k/predicates.md (const_call_operand): Say that this
3147 predicate applies to sibling calls too.
3148 (sibcall_operand): New predicate.
3150 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3152 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3153 alternatives as movsi_cf.
3154 (movsf_cf_hard): Add commentary.
3156 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3157 Richard Sandiford <richard@codesourcery.com>
3159 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3160 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3161 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3162 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3163 as being live on exit from an interrupt function.
3164 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3165 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3166 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3167 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3168 (m68k_interrupt_function_p): Globalize.
3169 (m68k_compute_frame_layout): Remove reverse mask code.
3170 (m68k_emit_movem, m68k_set_frame_related): New functions.
3171 (m68k_output_function_prologue): Delete in favor of...
3172 (m68k_expand_prologue): ...this new function.
3173 (m68k_output_function_epilogue): Delete in favor of...
3174 (m68k_expand_epilogue): ...this new function.
3175 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3177 (print_operand): Handle %?.
3178 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3179 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3180 (prologue, epilogue): New patterns.
3181 (return): Turn into a define_expand.
3182 (*return): New pattern, derived from old "return" pattern. Use rte
3183 rather than rts for interrupt functions. Only use rtd if the pop
3185 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3186 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3187 (link, *link, unlink, *unlink, load_got): Likewise.
3189 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3193 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3194 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3195 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3196 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3197 and m68k_matches_u_p.
3198 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3199 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3200 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3201 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3202 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3203 (REG_STRICT_P): New macro.
3204 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3205 PCREL_GENERAL_OPERAND_OK.
3206 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3207 m68k_legitimate_base_reg_p.
3208 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3209 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3210 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3211 * config/m68k/m68k.c (m68k_address): New structure.
3212 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3213 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3214 (m68k_jump_table_ref_p, m68k_decompose_address)
3215 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3216 (m68k_matches_u_p): New functions.
3217 (print_operand_address): Rewrite to use m68k_decompose_index.
3219 2007-03-05 David Taylor <dtaylor@emc.com>
3221 * gcc.c: Correct copyright date in --version output.
3223 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3225 * pa.md: In unamed move patterns, disparge copies between general
3226 and floating point registers using '?' modifier. Don't include 'f'
3227 constraint for register preferences in DImode, SImode, HImode and
3228 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3229 Remove constraints for copies between general and floating registers
3230 in soft-float DFmode pattern.
3231 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3235 2007-03-05 Mike Stump <mrs@apple.com>
3237 * c-common.c (targetcm): Add.
3238 * c-opts.c (c_common_handle_option): Handle language specific
3240 * opts.c (handle_option): Verify language for target options, if
3242 * opth-gen.awk: Add CL_LANG_ALL.
3243 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3244 (TARGETCM_INITIALIZER): Add.
3245 * target.h (struct gcc_targetcm): Add.
3247 * targhooks.c (default_handle_c_option): Add.
3248 * targhooks.h (default_handle_c_option): Add.
3249 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3251 * config/darwin.opt (iframework): Add.
3252 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3253 * config/darwin-c.c (handle_c_option): Add.
3254 (TARGET_HANDLE_C_OPTION): Add.
3256 * doc/invoke.texi (Darwin Options): Add -iframework.
3258 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3260 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3263 2007-03-05 Ian Lance Taylor <iant@google.com>
3265 * c.opt (fgnu89-inline): New option.
3266 * c-opts.c (c_common_post_options): Set default value for
3268 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3269 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3271 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3272 (grokdeclarator, start_function): Likewise.
3273 * c-cppbuiltin.c (c_cpp_builtins): Define either
3274 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3275 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3276 (C Dialect Options): Document -fgnu89-inline.
3277 * doc/extend.texi (Function Attributes): Explain what the
3278 gnu_inline attribute does.
3279 * doc/cpp.texi (Common Predefined Macros): Document
3280 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3282 2007-03-05 Ian Lance Taylor <iant@google.com>
3284 PR tree-optimization/31034
3285 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3286 half-range if the other side is an overflow infinity.
3288 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3290 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3291 (bfin*-linux-uclibc*): New configuration.
3292 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3294 * config/bfin/linux.h: New file.
3295 * config/bfin/libgcc-bfin.ver: New file.
3296 * config/bfin/t-bfin-uclinux: New file.
3297 * config/bfin/t-bfin-linux: New file.
3298 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3299 (TARGET_OS_CPP_BUILTINS): New macro.
3301 2007-03-05 Richard Guenther <rguenther@suse.de>
3303 * fold-const.c (fold_binary): Remove duplicate folding
3304 of comparison of non-null ADDR_EXPR against null.
3306 2007-03-05 Richard Guenther <rguenther@suse.de>
3307 Dorit Nuzman <dorit@il.ibm.com>
3309 PR tree-optimization/26420
3310 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3311 are no loops in the function. Only print the number of
3312 vectorized loops if it is greater than zero or we are supposed
3313 to print information about unvectorized loops.
3315 2007-03-05 Revital Eres <eres@il.ibm.com>
3317 * gcc.dg/var-expand1.c: New test.
3318 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3319 when an accumulator is expanded.
3321 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3324 * c-common.c (convert_and_check): Don't give warnings for
3325 conversion if 'expr' already overflowed.
3327 2007-03-04 Roger Sayle <roger@eyesopen.com>
3330 * fold-const.c (fold_comparison): Enforce type consistency when
3331 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3333 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3335 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3336 containing a cast to the base of TARGET_MEM_REF.
3338 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3340 * tree.c (tree_contains_struct_check_failed): Remove spurious
3341 whitespace from error message.
3343 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3346 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3347 instead of precision.
3349 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3350 Nathan Sidwell <nathan@codesourcery.com>
3352 * emit-rtl.c (find_auto_inc): New.
3353 (try_split): recreate REG_INC notes,
3354 Use regular for loops rather than whiles.
3356 2007-03-03 Andreas Schwab <schwab@suse.de>
3358 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3359 * configure: Regenerate.
3361 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3363 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3364 flag_rounding_math, not flag_unsafe_math_optimizations.
3366 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3368 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3369 alpha_fold_vector_minmax): Likewise.
3370 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3371 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3373 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3375 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3376 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3377 if the lhs has side-effects.
3378 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3380 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.h (TUNEMASK): Remove define.
3383 (ARCHMASK): Remove define.
3384 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3385 Use ix86_arch_mask variable instead of ARCHMASK.
3386 * config/i386/i386.c (override_options): Ditto.
3387 (standard_80387_constant_p): Ditto.
3389 2007-03-02 Ian Lance Taylor <iant@google.com>
3391 Used signed infinities in VRP.
3392 * tree-vrp.c (uses_overflow_infinity): New static function.
3393 (supports_overflow_infinity): New static function.
3394 (make_overflow_infinity): New static function.
3395 (negative_overflow_infinity): New static function.
3396 (positive_overflow_infinity): New static function.
3397 (is_negative_overflow_infinity): New static function.
3398 (is_positive_overflow_infinity): New static function.
3399 (is_overflow_infinity): New static function.
3400 (overflow_infinity_range_p): New static function.
3401 (compare_values_warnv): New function split out of compare_values.
3402 (compare_value): Call it.
3403 (set_value_range_to_nonnegative): Add overflow_infinity
3404 parameter. Change caller.
3405 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3407 (vrp_expr_computes_nonzero): Likewise.
3408 (compare_ranges, compare_range_with_value): Likewise.
3409 (compare_name_with_value, compare_names): Likewise.
3410 (vrp_evaluate_conditional): Likewise.
3411 (set_value_range): Handle infinity
3412 (vrp_operand_equal_p, operand_less_p): Likewise.
3413 (extract_range_from_assert): Likewise.
3414 (vrp_int_const_binop): Likewise.
3415 (extract_range_from_binary_expr): Likewise.
3416 (extract_range_from_unary_expr): Likewise.
3417 (extract_range_from_comparison): Likewise.
3418 (extract_range_from_expr): Likewise.
3419 (dump_value_range): Likewise.
3420 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3421 (test_for_singularity): Likewise.
3422 (vrp_int_const_binop): Remove inline qualifier.
3423 (adjust_range_with_scev): Add comment.
3424 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3426 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3428 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3429 (get_constraint_for): Likewise.
3430 (do_structure_copy): Likewise.
3431 (find_func_aliases): Fix references to MODIFY_EXPR.
3432 (intra_create_variable_infos): Tidy.
3433 * tree-ssa-operands.c (add_virtual_operand): Add argument
3435 When adding members of alias sets, if IS_CALL_SITE is true and
3436 the symbol is not call-clobbered, skip it.
3439 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3441 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3442 entry by means of emit_insn_at_entry.
3444 2007-03-02 Richard Henderson <rth@redhat.com>
3446 * expr.h (promoted_input_arg): Remove decl.
3447 * function.c (promoted_input_arg): Merge into ...
3448 * combine.c (setup_incoming_promotions): ... only caller.
3449 Rearrange to avoid double loop.
3451 2007-03-02 Ben Elliston <bje@au.ibm.com>
3452 Peter Bergner <bergner@vnet.ibm.com>
3453 Janis Johnson <janis187@us.ibm.com>
3455 * config/rs6000/dfp.md: New file.
3456 * config/rs6000/rs6000.md: Include dfp.md.
3457 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3458 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3459 and TDmode decimal float modes in FP registers.
3460 (num_insns_constant): Likewise.
3461 (rs6000_legitimate_offset_address_p): Likewise.
3462 (rs6000_legitimize_address): Likewise.
3463 (rs6000_legitimize_reload_address): Likewise.
3464 (rs6000_legitimate_address): Likewise.
3465 (rs6000_emit_move): Likewise.
3466 (function_arg_boundary): Likewise.
3467 (function_arg_advance): Likewise.
3468 (rs6000_darwin64_record_arg_recurse): Likewise.
3469 (function_arg): Likewise.
3470 (rs6000_gimplify_va_arg): Likewise.
3471 (rs6000_split_multireg_move): Likewise.
3472 (rs6000_output_function_epilogue): Likewise.
3473 (rs6000_output_function_epilogue): Likewise.
3474 (rs6000_register_move_cost): Likewise.
3475 (rs6000_function_value): Likewise.
3476 (rs6000_libcall_value): Likewise.
3478 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3480 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3482 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3484 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3485 Use $MULTIDIR to choose between the kernel and RTP headers,
3486 and use $WIND_BASE and $WIND_USR to locate them.
3488 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3490 * config/i386/i386.c (override_options): Put initialization of
3491 ix86_tune_mask and ix86_arch_mask to the correct place.
3493 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3494 Michael Meissner <michael.meissner@amd.com>
3497 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3499 (TARGET_CMOVE): Use ARCHMASK.
3500 (TARGET_CMPXCHG): Ditto.
3501 (TARGET_CMPXCHG8B): Ditto.
3502 (TARGET_XADD): Ditto.
3503 (TARGET_BSWAP): Ditto.
3504 * config/i386/i386.c (ix86_tune_mask): New global variable.
3505 (ix86_arch_mask): Ditto.
3506 (override_options): Initialize ix86_tune_mask and
3507 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3510 2007-03-02 Ben Elliston <bje@au.ibm.com>
3513 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3515 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3517 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3518 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3519 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3520 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3522 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3523 rs6000_init_dwarf_reg_sizes_extra): New.
3524 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3525 SPE register high parts.
3527 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3529 * Makefile.in: Add install-pdf target as
3530 copied from automake v1.10 rules.
3531 * configure.ac: Add install-pdf to target list.
3532 * configure: Regenerate.
3534 2007-03-01 Paul Brook <paul@codesourcery.com>
3536 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3537 modes to LDRD for DImode.
3538 (output_move_double): Fixup out of range ldrd/strd.
3539 (vfp_secondary_reload_class): Rename...
3540 (coproc_secondary_reload_class): ... to this. Add wb argument.
3541 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3542 coproc_secondary_reload_class for CLASS_IWMMXT.
3543 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3544 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3546 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3548 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3549 factor by the estimated number of iterations.
3550 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3553 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3554 decode_caches_intel, detect_caches_intel): New functions.
3555 (host_detect_local_cpu): Use detect_caches_amd and
3556 detect_caches_intel.
3558 2007-03-01 Richard Henderson <rth@redhat.com>
3560 * expr.c (emit_move_complex_push): Export.
3561 (emit_move_complex_parts): Split out from ...
3562 (emit_move_complex): ... here.
3563 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3564 * config/i386/i386.md (movcdi): New.
3566 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3568 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3569 size of mode1 to check for tieable modes in MMX case.
3571 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3573 * Makefile.in (rtlanal.o): Depend on tree.h.
3574 * rtl.h (offset_within_section_p, split_const): Declare.
3575 * rtlanal.c: Include tree.h.
3576 (offset_within_block_p): New function, taken from
3577 mips_offset_within_object_p.
3578 (split_const): New function, taken from mips_split_const.
3579 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3581 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3582 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3583 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3584 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3585 (m68k_illegitimate_symbolic_constant_p): New function.
3586 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3587 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3588 symbolic constant that might be outside the symbol's section,
3589 move the symbol first and then add the offset.
3590 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3592 * config/mips/mips.c (mips_split_const): Delete.
3593 (mips_offset_within_object_p): Delete.
3594 (mips_symbolic_constant_p): Use offset_within_section_p and
3595 split_const instead of mips_offset_within_object_p and
3597 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3598 (mips_legitimize_const_move, print_operand_reloc)
3599 (mips_dangerous_for_la25_p): Use split_const instead of
3602 2007-02-28 Eric Christopher <echristo@apple.com>
3604 * Makefile.in (install-include-dir): Don't rm -rf include.
3606 2007-02-28 Richard Guenther <rguenther@suse.de>
3609 * fold-const.c (fold_binary): Do not associate expressions
3610 with more than one variable for integer types that do not wrap.
3612 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3614 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3615 Delete, and replace with...
3616 (fold_builtin_call_array): This. Update callers to use it.
3617 * fold-const.c (fold_build_call_list): Delete, and replace with...
3618 (fold_build_call_array): This.
3619 (fold_build_call_list_initializer): Delete, and replace with...
3620 (fold_build_call_array_initializer): This.
3621 * tree.h: Update declarations to reflect above changes.
3623 * c-typeck.c (build_function_call): Store converted arguments
3624 in a stack-allocated array instead of building a list.
3625 (convert_arguments): Store arguments in the array passed in as an
3626 argument, and return the actual number of arguments.
3627 * c-format.c: (check_function_format): Pass arguments in an
3628 array instead of a list.
3629 * c-common.c (check_function_nonnull): Likewise.
3630 (check_function_sentinel): Likewise.
3631 (check_function_arguments): Likewise.
3632 * c-common.h: Update declarations to reflect above changes.
3634 2007-02-28 Jan Hubicka <jh@suse.cz>
3636 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3637 PRED_NEGATIVE_RETURN): Update outcomes.
3639 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3641 * calls.c (emit_library_call_value_1): Handle partial registers
3642 correctly when building up CALL_INSN_FUNCTION_USAGE.
3644 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3646 * pa/predicates.md (move_src_operand): Allow zero for mode.
3647 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3650 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3654 *movv2df_internal): Enable pattern only for valid operand
3656 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3657 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3659 2007-02-27 Mike Stump <mrs@apple.com>
3661 * config/darwin-crt3.c: Avoid compilation when compiling for a
3664 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3666 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3668 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3669 for fixed headers and limits.h.
3670 (install-include-dir, install-headers-tar, install-headers-cpio,
3671 install-headers-cp, real-install-headers-tar,
3672 real-install-headers-cpio, real-install-headers-cp): Handle
3673 include-fixed as well as include.
3674 (install-mkheaders): Don't install files that go only in include
3676 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3677 from GCC_INCLUDE_DIR.
3678 * gcc.c (process_command): Remove special -BstageN/ handling.
3679 (do_spec_1): Add include-fixed directories.
3681 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3683 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3685 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3687 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3690 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3692 * c-common.c (get_priority): Add check for
3693 SUPPORTS_INIT_PRIORITY.
3695 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3697 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3699 * config/bfin/bfin.c: Include "cfglayout.h".
3700 (MAX_LSETUP_DISTANCE): New macro.
3701 (struct loop_info): New members incoming, incoming_src and
3702 incoming_dest. Delete member predecessor.
3703 (length_for_loop): New function.
3704 (bfin_optimize_loop): Handle more different loop structures.
3705 (bfin_discover_loop): Rework detection of predecessor blocks by
3706 examining incoming edges.
3707 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3709 (bfin_reorder_loops): New function.
3710 (bfin_reorg_loops): Use these three new functions.
3712 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3713 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3714 (CONSTRAINT_LEN): Add entry for 'q'.
3715 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3716 Add 'q' constraints.
3717 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3718 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3720 * config/bfin/bfin.md (add_with_carry): New pattern.
3721 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3722 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3723 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3724 support unsigned multiplies too. Removed incorrect commutativity from
3725 operand 1 constraint where appropriate.
3726 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3728 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3729 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3731 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3732 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3733 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3734 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3735 usmulhisi_hh_huh): New patterns.
3737 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3738 lshifthi3): Fix output template to use half reg for operand 2.
3740 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3743 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3745 2007-02-27 Andreas Schwab <schwab@suse.de>
3747 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3749 2007-02-27 Jan Hubicka <jh@suse.cz>
3751 * predict.c (last_basic_block_p): Remove.
3752 (tree_estimate_probability): Update return heuristic for commonized
3755 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3757 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3759 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3761 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3762 * doc/cpp.texi: Standardize title page.
3763 * doc/cppinternals.texi: Likewise.
3764 * doc/gcc.texi: Standardize title page, remove version number
3765 from copyright page.
3766 * doc/gccint.texi: Likewise.
3767 * doc/install.texi: Standardize title page, add table of
3770 2007-02-26 Jan Hubicka <jh@suse.cz>
3772 * predict.def: Set outcomes according to more recent results.
3773 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3774 Remove dead predictors.
3775 * predict.c (return_prediction): Fix pasto.
3777 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3779 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3780 change; avoid a memory leak when returning early.
3782 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3784 * c-decl.c (static_ctors): Move to c-common.c.
3785 (static_dtors): Likewise.
3786 (finish_function): Use c_record_cdtor_fn.
3787 (build_cdtor): Move to c-common.c.
3788 (c_write_global_declarations): Use c_build_cdtor_fns.
3789 * c-common.h (static_ctors): Declare.
3790 (static_dtors): Likewise.
3791 (c_record_cdtor_fn): Likewise.
3792 (c_build_cdtor_fns): Likewise.
3793 * c-common.c (static_ctors): New variable.
3794 (static_dtors): Likewise.
3795 (c_record_cdtor_fn): New function.
3796 (build_cdtor): Move from c-decl.c
3797 (c_build_cdtor_fns): New function.
3799 * output.h (assemble_addr_to_section): Declare.
3800 (get_cdtor_priority_section): Likewise.
3801 * varasm.c (assemble_addr_to_section): New function.
3802 (get_cdtor_priority_section): Likewise.
3803 (default_named_section_asm_out_destructor): Use them.
3804 (destor_dtor_section_asm_out_destructor): Likewise.
3805 (default_named_section_asm_out_constructor): Likewise.
3806 (default_ctor_section_asm_out_constructor): Likewise.
3807 * config.gcc (*-*-vxworks*): Include vxworks.o.
3808 * config/t-vxworks (vxworks.o): New target.
3809 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3810 (TARGET_ASM_CONSTRUCTOR): Define.
3811 (TARGET_ASM_DESTRUCTOR): Likewise.
3812 (vxworks_asm_out_constructor): Declare.
3813 (vxworks_asm_out_destructor): Likewise.
3815 * c-common.c (get_priority): Check that we have not just an
3816 INTEGER_CST, but an integer constant with integeral type.
3818 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3820 PR tree-optimization/30938
3821 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3822 use &dt[nargs-1] instead of &dt[nargs] in the call to
3823 vect_is_simple_use().
3825 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3827 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3828 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3829 Do not attempt to handle MEM inside auto-inc expressions.
3830 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3831 of a register modified by an auto-inc expression. However, do handle
3832 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3833 (elimination_effects): Prohibit elimination of a register modified
3834 by an auto-inc expression. Disable register elimination rules whose
3835 target register is modified by an auto-inc expression with variable
3838 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3840 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3842 (array_at_struct_end_p): New function.
3843 (idx_infer_loop_bounds): Use it.
3844 (estimate_numbers_of_iterations_loop): Export.
3845 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3846 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3847 (tree_estimate_probability): Call record_loop_exits.
3848 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3849 (estimated_loop_iterations, estimated_loop_iterations_int,
3850 estimated_loop_iterations_tree): New functions.
3851 (analyze_siv_subscript_cst_affine,
3852 compute_overlap_steps_for_affine_1_2,
3853 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3854 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3855 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3856 (PRED_LOOP_ITERATIONS_GUESSED): New.
3857 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3858 * cfgloop.h (estimate_numbers_of_iterations_loop,
3859 estimated_loop_iterations_int): Declare.
3861 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3863 * doc/extend.texi: Document optional priority argument to
3864 constructors and destructors.
3865 * tree.c (init_priority_for_decl): Adjust GTY markers.
3866 (init_ttree): Use priority-info hash functions for
3867 init_priority_for_decl.
3868 (tree_map_eq): Rename to ...
3869 (tree_map_base_eq): ... this.
3870 (tree_map_marked_p): Rename to ...
3871 (tree_map_base_marked_p): ... this.
3872 (tree_map_base_hash): New function.
3873 (decl_init_priority_lookup): Rework.
3874 (decl_fini_priority_lookup): New function.
3875 (decl_priority_info): New function.
3876 (decl_init_priority_insert): Use it.
3877 (decl_fini_priority_insert): Likewise.
3878 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3880 (decl_restrict_base_insert): Likewise.
3881 (decl_debug_expr_insert): Likewise.
3882 (decl_value_expr_lookup): Likewise.
3883 (decl_value_expr_insert): Likewise.
3884 * tree.h (priority_type): New type.
3885 (decl_init_priority_lookup): Use priority_type.
3886 (decl_fini_priority_lookup): New function.
3887 (decl_init_priority_insert): Use priority_type.
3888 (decl_fini_priority_insert): New function.
3889 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3890 (DECL_INIT_PRIORITY): Likewise.
3891 (SET_DECL_INIT_PRIORITY): Add comment.
3892 (DECL_FINI_PRIORITY): New macro.
3893 (SET_DECL_FINI_PRIORITY): Likewise.
3894 (DEFAULT_INIT_PRIORITY): Document.
3895 (MAX_INIT_PRIORITY): Likewise.
3896 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3897 (tree_map_base): New type.
3898 (tree_map_base_eq): New function.
3899 (tree_map_base_hash): Likewise.
3900 (tree_map_base_marked_p): Likewise.
3901 (tree_map): Inherit from tree_map_base.
3902 (tree_map_eq): Make it a macro.
3903 (tree_map_marked_p): Likewise.
3904 (tree_int_map): Inherit from tree_map_base.
3905 (tree_int_map_eq): Make it a macro.
3906 (tree_int_map_hash): Likewise.
3907 (tree_int_map_marked_p): Likewise.
3908 (tree_priority_map): New type.
3909 (tree_priority_map_eq): New macro.
3910 (tree_priority_map_hash): Likewise.
3911 (tree_priority_map_marked_p): Likewise.
3912 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3914 (emutls_common_1): Likewise.
3915 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3916 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3917 of tree_map hierarchy.
3918 * tree-cfg.c (move_stmt_r): Likewise.
3919 (new_label_mapper): Likewise.
3920 * c-tree.h (c_expand_body): Move to ...
3921 * c-common.h (c_expand_body): ... here.
3922 * c-decl.c (c_expand_body): Move to ...
3923 * c-common.c (c_expand_body): ... here.
3924 (c_common_attribute_table): Allow 1 argument for the constructor
3925 and destructor attributes.
3926 (get_priority): New function.
3927 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3928 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3930 2007-02-24 Jan Hubicka <jh@suse.cz>
3933 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3935 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3936 Jan Hubicka <jh@suse.cz>
3939 * i386.c (counter_mode): New function.
3940 (expand_set_or_movmem_via_loop): Use it.
3941 (expand_movmem_epilogue): Likewise; fix pasto.
3942 (ix86_expand_movmem): Do emit guard even for constant counts.
3943 (ix86_expand_setmem): Likewise.
3945 2007-02-25 Nick Clifton <nickc@redhat.com>
3947 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3948 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3950 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3953 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3954 count argument with 0x10, not with 0x16.
3955 (expand_setmem_epilogue): Ditto.
3957 2007-02-24 Mike Stump <mrs@apple.com>
3959 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3962 2007-02-24 Richard Guenther <rguenther@suse.de>
3965 * fold-const.c (fold_binary): Fold x +- CST op x for
3966 EQ_EXPR and NE_EXPR.
3968 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3970 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3972 2007-02-24 Jan Hubicka <jh@suse.cz>
3974 * cgraphunit.c (decide_is_function_needed): Honor
3975 -fkeep-inline-functions.
3977 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3979 * builtins.c (fold_builtin_modf): New.
3980 (fold_builtin_2): Use it.
3982 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3984 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3985 (determine_max_iter): Take additional LOOP arg; all callers changed.
3986 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3987 one using simplifications.
3988 (simplify_using_initial_values): Return if the expression becomes
3989 invalid due to altered regs.
3991 2007-02-23 DJ Delorie <dj@redhat.com>
3993 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3995 2007-02-23 Mike Stump <mrs@apple.com>
3997 * tlink.c (scan_linker_output): Parse linker messages from
3998 darwin9's linker better.
4000 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4003 * varpool.c (varpool_assemble_pending_decls): Set
4004 varpool_last_needed_node to null.
4006 2007-02-23 DJ Delorie <dj@redhat.com>
4008 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4009 alignment bigger than the object file can handle.
4011 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4014 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4015 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4016 (*movsf_1): Penalize MMX moves.
4018 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4020 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4021 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4023 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4025 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4027 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4028 (fold_builtin_1): Use them.
4029 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4030 BUILT_IN_SIGNIFICAND.
4032 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4034 * config/i386/i386.c (bdesc_1arg): Initialize
4035 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4036 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4037 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4038 and IX86_BUILTIN_MOVSLDUP.
4040 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4042 PR rtl-optimization/30841
4043 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4045 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4047 * builtins.c (fold_builtin_frexp): New.
4048 (fold_builtin_2): Use it.
4050 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4052 * doc/invoke.texi (Spec Files): Document getenv spec function.
4054 * gcc.c (getenv_spec_function): New function.
4055 (static_spec_functions): Add it.
4056 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4057 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4060 2007-02-22 Michael Matz <matz@suse.de
4063 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4064 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4066 2007-02-22 Ian Lance Taylor <iant@google.com>
4069 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4070 (mem_loc_descriptor): Call it.
4072 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4073 Ira Rosen <irar@il.ibm.com>
4075 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4077 2007-02-22 Ira Rosen <irar@il.ibm.com>
4079 PR tree-optimization/30843
4080 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4081 stores only after all the group is vectorized.
4083 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4085 PR tree-optimization/30858
4086 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4087 in the reduction cycle have a single use in the loop.
4088 * tree-vectorizer.h (relevant): Add documentation.
4090 2007-02-20 Mike Stump <mrs@apple.com>
4092 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4093 * configure: Regenerate.
4095 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4097 Change the defaults of some parameters and options.
4098 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4099 * config/spu/spu.c (spu_optimization_options): Add.
4100 (spu_override_options): Change params in spu_optimization_options.
4101 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4103 Register 127 is only 16 byte aligned when used as a frame pointer.
4104 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4105 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4106 HARD_FRAME_POINTER_REGNUM.
4107 (spu_legitimate_address): Use regno_aligned_for_reload.
4108 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4109 aligned when frame_pointer_needed is true.
4110 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4112 * config/spu/spu.h (INIT_EXPANDERS): Define.
4114 Make sure shift and rotate instructions have valid immediate operands.
4115 * config/spu/predicates.md (spu_shift_operand): Remove.
4116 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4117 * config/spu/constraints.md (W, O): Extend range.
4118 * config/spu/spu.md (umask, nmask): Define.
4119 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4120 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4121 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4122 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4123 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4124 (lshr<mode>3_reg): Fix rtl description.
4126 Make sure mulhisi immediate operands are valid.
4127 * config/spu/predicates.md (imm_K_operand): Add.
4128 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4130 Generate constants using fsmbi and andi.
4131 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4132 (print_operand, spu_split_immediate, classify_immediate,
4133 fsmbi_const_p): Handle IC_FSMBI2.
4135 Correctly handle a CONST_VECTOR containing symbols.
4136 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4137 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4138 (immediate_load_p): Allow symbols that use 2 instructions to create.
4139 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4140 with symbols when flag_pic is set.
4141 (const_vector_immediate_p): New.
4142 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4143 accept a CONST_VECTOR with symbols.
4144 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4145 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4147 * config/spu/spu.md (high, low): Delete.
4148 (low_<mode>): Define.
4150 Remove INTRmode and INTR_REGNUM, which didn't work.
4151 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4153 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4154 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4155 peephole2 pattern): Don't use INTR or 131.
4156 (movintrcc): Delete.
4157 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4158 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4159 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4160 (UNSPEC_SET_INTR): Add.
4161 * config/spu/spu-modes.def (INTR): Remove.
4163 More accurate warnings about run-time relocations.
4164 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4166 Correctly warn about immediate arguments to specific intrinsics.
4167 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4168 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4169 the instruction predicate.
4171 Fix tree check errors with latest update.
4172 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4174 (spu_expand_builtin): Use CALL_EXPR_FN.
4176 Add missing specific intrinsics.
4177 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4179 * config/spu/spu_internals.h: Ditto.
4181 Fix incorrect operand modifiers.
4182 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4183 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4185 Optimize one case of zero_extend of a vec_select.
4186 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4188 Accept any immediate for hbr.
4189 * config/spu/spu.md (hbr): Change s constraints to i.
4191 2007-02-21 Paul Brook <paul@codesourcery.com>
4193 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4194 condexec_count when skipping USE and CLOBBER.
4196 2007-02-21 Nick Clifton <nickc@redhat.com>
4198 * common.opt (Warray-bounds): Add Warning attribute.
4199 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4201 (fsized-zeroes): Add Optimization attribute.
4202 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4203 * c.opt (Wc++0x-compat): Add Warning attribute.
4205 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4208 * reload1.c (eliminate_regs_in_insn): In the single_set special
4209 case, attempt to re-recognize the insn before falling back to
4210 having reload fix it up.
4212 2007-02-20 Eric Christopher <echristo@gmail.com>
4214 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4215 Rewrite accordingly.
4216 (frv_read_iacc_argument): Ditto.
4217 (frv_expand_set_builtin): Take a call instead of arglist, update for
4219 (frv_expand_unop_builtin): Ditto.
4220 (frv_expand_binop_builtin): Ditto.
4221 (frv_expand_cut_builtin): Ditto.
4222 (frv_expand_binopimm_builtin): Ditto.
4223 (frv_expand_voidbinop_builtin): Ditto.
4224 (frv_expand_int_void2arg): Ditto.
4225 (frv_expand_prefetches): Ditto.
4226 (frv_expand_voidtriop_builtin): Ditto.
4227 (frv_expand_voidaccop_builtin): Ditto.
4228 (frv_expand_load_builtin): Ditto.
4229 (frv_expand_store_builtin): Ditto.
4230 (frv_expand_mdpackh_builtin): Ditto.
4231 (frv_expand_mclracc_builtin): Ditto.
4232 (frv_expand_mrdacc_builtin): Ditto.
4233 (frv_expand_mwtacc_builtin): Ditto.
4234 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4237 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4239 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4240 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4242 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4244 * configure: Regenerate.
4245 * config.in: Regenerate.
4246 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4247 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4248 masks to power6 and power6x and to POWERPC_MASKS.
4249 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4251 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4252 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4253 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4254 Access PROTOTYPE as variable, not mask.
4256 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4258 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4259 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4260 * combine.c (adjust_for_new_dest): Use it.
4261 * postreload.c (reload_combine): Likewise.
4263 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4265 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4266 notes on an insn with multiple sets, even if single_set returns
4267 non-NULL for that insn.
4269 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4271 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4274 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4276 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4277 if user didn't pass it.
4278 * config/i386/darwin.h (CC1_SPEC): Likewise.
4279 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4280 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4281 -mmacosx-version-min.
4283 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4284 Uros Bizjak <ubizjak@gmail.com>
4286 * optabs.h (enum optab_index): Add new OTI_scalb.
4287 (scalb_optab): Define corresponding macro.
4288 * optabs.c (init_optabs): Initialize scalb_optab.
4289 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4291 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4292 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4293 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4294 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4295 flag_unsafe_math_optimizations is set.
4297 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4298 to implement scalbf, scalb and scalbl built-ins as inline x87
4301 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4302 DJ Delorie <dj@redhat.com>
4305 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4306 (diagnostic_report_diagnostic): ... here, and turn them into real
4307 errors. If warnings are inhibited, no need to do anything.
4309 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4311 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4312 better code generation.
4314 2007-02-20 Ben Elliston <bje@au.ibm.com>
4316 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4318 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4320 * config/alpha/alpha.c, config/alpha/alpha.md,
4321 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4322 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4323 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4324 config/arm/lib1funcs.asm: Follow spelling conventions.
4326 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4327 config/fr30/fr30.md, config/i386/i386.h,
4328 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4329 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4330 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4331 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4332 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4333 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4334 config/sparc/sparc.c, config/sparc/sparc.h,
4335 config/sparc/sparc.md, config/spu/constraints.md,
4336 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4339 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4342 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4345 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4347 * doc/invoke.texi (-ftree-lrs): Remove.
4349 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4351 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4354 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4356 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4357 new CALL_EXPR_FN macro for retrieving the function
4358 declaration of the input expression.
4360 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4362 * c.opt (Waddress): New.
4363 * common.opt (Walways-true): Delete.
4364 (Wstring-literal-comparison): Delete.
4365 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4366 -Wstring-literal-comparison. Add -Waddress.
4368 (Walways-true): Delete.
4369 (Wstring-literal-comparison): Delete.
4370 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4371 consistently instead of -Walways-true in example.
4372 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4373 * c-typeck.c (parser_build_binary_op): Replace
4374 -Wstring-literal-comparison and -Walways-true with -Waddress.
4375 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4378 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4380 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4381 without DECL_STRUCT_FUNCTION initialized.
4383 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4385 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4386 due to calls to functions taking pointers as parameters.
4388 2007-02-19 Richard Henderson <rth@redhat.com>
4391 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4394 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4396 * config/s390/s390.c (s390_call_saved_register_used,
4397 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4398 accessed to the new scheme.
4400 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4402 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4403 (cris_print_index, cris_print_operand, cris_print_operand_address)
4404 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4405 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4406 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4408 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4409 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4410 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4411 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4412 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4413 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4414 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4415 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4416 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4417 (uminsi3, call, call_value): Ditto.
4418 (define_split: indir_to_reg_split, unnamed): Ditto.
4420 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4422 PR tree-optimization/30975
4423 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4426 2007-02-18 Eric Christopher <echristo@gmail.com>
4428 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4429 Remove use of arglist.
4430 (mips_expand_builtin): Remove use of arglist, pass in expr.
4431 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4432 (mips_expand_builtin_movtf): Ditto.
4433 (mips_expand_builtin_compare): Ditto.
4435 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4437 * tree-sra.c (sra_build_assignment): Replace assertion
4438 checking with a comment explaining why it can't be done.
4440 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4443 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4444 during CALL_EXPR representation conversion.
4445 * tree-ssa-propagate.c (set_rhs): Likewise.
4447 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4449 * tree-sra.c (sra_build_assignment): Disable assertion checking
4452 2007-02-18 Roger Sayle <roger@eyesopen.com>
4454 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4455 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4456 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4458 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4459 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4460 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4461 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4462 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4463 force_gimple_operand): Likewise.
4464 * ipa-cp.c (constant_val_insert): Likewise.
4465 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4466 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4467 perfect_nestify): Likewise.
4468 * langhooks.c (lhd_omp_assignment): Likewise.
4469 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4470 lower_copyprivate_clauses, lower_send_clauses,
4471 lower_send_shared_vars, expand_parallel_call,
4472 expand_omp_for_generic, expand_omp_for_static_nochunk,
4473 expand_omp_for_static_chunk, expand_omp_sections,
4474 lower_omp_single_copy, lower_omp_for_lastprivate,
4475 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4476 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4477 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4480 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4482 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4483 config/sh/sh.md: Follow spelling conventions.
4485 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4486 config/frv/predicates.md: Follow spelling conventions.
4488 * config/m68k/linux-unwind.h: Fix a comment typo.
4489 * target.h: Follow spelling conventions.
4491 2007-02-18 Roger Sayle <roger@eyesopen.com>
4493 PR rtl-optimization/28173
4494 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4495 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4496 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4497 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4498 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4500 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4502 * builtins.c (fold_builtin_load_exponent): New.
4503 (fold_builtin_2): Use it.
4505 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4507 PR rtl-optimization/30773
4508 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4509 if we fail to attach a REG_EQUIV note.
4511 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4512 Roger Sayle <roger@eyesopen.com>
4514 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4516 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4518 * calls.c (initialize_argument_information): Pass original EXP
4519 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4520 code to split complex arguments here, as part of initializing the
4522 (expand_call): Remove code that builds a list of arguments and
4523 inserts implicit arguments into it. Instead, just count how many
4524 implicit arguments there will be so we can determine the size of
4525 the ARGS array, and let initialize_argument_information do the work.
4526 (split_complex_values): Delete unused function.
4528 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4530 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4532 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4534 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4535 for arg pointer based indexed addressing.
4537 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4539 * config/ia64/ia64.h, config/ia64/ia64.md,
4540 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4541 spelling conventions.
4543 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4545 * config/m68k/m68k.c (split_di): New.
4546 * config/m68k/m68k-protos.h: Declare split_di.
4547 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4548 Improve predicate handling and split constant shifts.
4550 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4552 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4553 parameter for register bitfield operations, general predicates
4556 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4558 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4559 * config/m68k/linux-unwind.h: New file.
4561 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4563 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4564 config/i386/athlon.md, config/ia64/ia64.md,
4565 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4566 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4567 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4568 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4569 tree-vect-transform.c: Fix comment typos.
4571 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4573 * sched-deps.c (find_insn_list): Remove.
4574 * sched-int.h: Remove the prototype for find_insn_list.
4576 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4578 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4580 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4581 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4582 darwin_rs6000_override_options.
4583 (C_COMMON_OVERRIDE_OPTIONS): Expect
4584 darwin_macosx_version_min to be non-NULL always.
4585 (TARGET_C99_FUNCTIONS): Likewise.
4586 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4587 (DARWIN_MINVERSION_SPEC): New.
4588 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4589 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4591 (DARWIN_MINVERSION_SPEC): New.
4592 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4594 * config/darwin-c.c (darwin_cpp_builtins): Expect
4595 darwin_macosx_version_min to be non-NULL always.
4597 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4599 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4601 * config/i386/i386.h (x86_use_xchgb): New.
4602 (TARGET_USE_XCHGB): New macro.
4603 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4604 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4605 Split after reload into bswaphi for shifts of 8.
4606 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4607 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4608 or when optimizing for size.
4610 2007-02-16 Richard Guenther <rguenther@suse.de>
4611 Christian Bruel <christian.bruel@st.com>
4613 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4614 DECLs but prefer SSA_NAMEs over DECLs.
4616 2007-02-16 Richard Guenther <rguenther@suse.de>
4618 * tree-flow-inline.h (single_imm_use_p): Remove.
4619 (zero_imm_uses_p): Likewise.
4620 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4621 instead of single_imm_use_p.
4622 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4625 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4628 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4629 nested double- and backquotes.
4631 2007-02-15 Roger Sayle <roger@eyesopen.com>
4634 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4635 should be unreachable.
4636 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4637 For the time being redirect GIMPLE_MODIFY_STMT to the new
4638 (renamed) build_gimple_modify_stmt_stat.
4639 (build2_gimple_stat): Rename to...
4640 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4641 Always build a GIMPLE_MODIFY_STMT node.
4642 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4643 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4646 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4647 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4648 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4649 expand_complex_div_wide): Likewise.
4650 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4651 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4652 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4653 * tree-ssa-loop-manip.c (create_iv): Likewise.
4654 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4655 abs_replacement): Likewise.
4656 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4657 realify_fake_stores): Likewise.
4659 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4660 node rather than a GIMPLE_MODIFY_STMT node.
4661 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4662 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4664 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4665 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4668 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4671 * fold-const.c (fold_comparison): Add back the
4672 folding of constant complex comparisions.
4674 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4677 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4678 effects unknown to this function, return early.
4680 2007-02-15 Ian Lance Taylor <iant@google.com>
4682 * lower-subreg.c (move_eh_region_note): New static function.
4683 (resolve_simple_move): Call it.
4684 (decompose_multiword_subregs): Track blocks for which we resolve a
4685 simple move which is also a control flow insn. Pass them to
4686 find_many_sub_basic_blocks.
4687 (pass_lower_subreg): Add TODO_verify_flow.
4688 (pass_lower_subreg2): Likewise.
4690 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4691 Brooks Moses <brooks.moses@codesourcery.com>
4692 Lee Millward <lee.millward@codesourcery.com>
4694 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4695 (VL_EXP_CLASS_P): New.
4696 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4698 (TREE_OPERAND_CHECK_CODE): Likewise.
4699 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4700 (TREE_RTL_OPERAND_CHECK): Likewise.
4701 (tree_operand_check_failed): Make second parameter the whole tree
4702 instead of its code. Fixed callers.
4703 (VL_EXP_CHECK): New.
4704 (TREE_OPERAND_LENGTH): New.
4705 (VL_EXP_OPERAND_LENGTH): New.
4706 (CALL_EXPR_FN): New.
4707 (CALL_EXPR_STATIC_CHAIN): New.
4708 (CALL_EXPR_ARGS): New.
4709 (CALL_EXPR_ARG): New.
4710 (call_expr_nargs): New.
4711 (CALL_EXPR_ARGP): New.
4712 (build_nt_call_list): Declare.
4713 (build_vl_exp_stat): Declare.
4714 (build_vl_exp): New.
4715 (build_call_list): Declare.
4716 (build_call_nary): Declare.
4717 (build_call_valist): Declare.
4718 (build_call_array): Declare.
4719 (call_expr_arg): Declare.
4720 (call_expr_argp): Declare.
4721 (call_expr_arglist): Declare.
4722 (fold_build_call_list): Declare.
4723 (fold_build_call_list_initializer): Declare.
4724 (fold_call_expr): Declare to replace fold_builtin.
4725 (fold_builtin_fputs): Update to agree with modified definition.
4726 (fold_builtin_strcpy): Likewise.
4727 (fold_builtin_strncpy): Likewise.
4728 (fold_builtin_memory_chk): Likewise.
4729 (fold_builtin_stxcpy_chk): Likewise.
4730 (fold_builtin_strncpy_chk): Likewise.
4731 (fold_builtin_next_arg): Likewise.
4732 (fold_build_call_expr): Declare.
4733 (fold_builtin_call_list): Declare.
4734 (fold_builtin_call_valist): Declare.
4735 (build_call_expr): Declare.
4736 (validate_arglist): Update to agree with modified definition.
4737 (tree_operand_length): New.
4738 (call_expr_arg_iterator): New.
4739 (init_call_expr_arg_iterator): New.
4740 (next_call_expr_arg): New.
4741 (first_call_expr_arg): New.
4742 (more_call_expr_args_p): New.
4743 (FOR_EACH_CALL_EXPR_ARG): New.
4745 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4746 and tcc_gimple_stmt.
4747 (tree_code_size): Update documentation. Use sizeof (tree) rather
4748 than sizeof (char *).
4749 (tree_size): Likewise. Add case for tcc_vl_exp.
4750 (tree_node_structure): Add case for tcc_vl_exp.
4751 (contains_placeholder_p): Likewise.
4752 (substitute_in_expr): Likewise.
4753 (substitute_placeholder_in_expr): Likewise.
4754 (stabilize_reference_1): Likewise.
4755 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4756 to diagnose breakage of this interface for constructing CALL_EXPRs.
4757 (build_nt): Add similar assertion here.
4758 (build_nt_call_list): New.
4759 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4760 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4762 (get_callee_fndecl): Use new CALL_EXPR accessors.
4763 (tree_operand_check_failed): Change parameters to pass entire node
4764 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4765 (process_call_operands): New.
4766 (build_vl_exp_stat): New.
4767 (build_call_list): New.
4768 (build_call_nary): New.
4769 (build_call_valist): New.
4770 (build_call_array): New.
4771 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4772 (call_expr_arglist): New.
4774 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4775 tcc_vl_exp instead of a fixed-size tcc_expression.
4777 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4778 accessors for CALL_EXPRs.
4779 (AGGR_INIT_EXPR): Likewise.
4781 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4782 Brooks Moses <brooks.moses@codesourcery.com>
4783 Lee Millward <lee.millward@codesourcery.com>
4785 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4786 (expand_builtin_nonlocal_goto): Change parameter to be entire
4787 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4788 (expand_builtin_prefetch): Likewise.
4789 (expand_builtin_classify_type): Likewise.
4790 (mathfn_built_in): Return NULL_TREE instead of 0.
4791 (expand_errno_check): Use new CALL_EXPR accessors.
4792 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4793 Return NULL_RTX instead of 0.
4794 (expand_builtin_mathfn_2): Likewise.
4795 (expand_builtin_mathfn_3): Likewise.
4796 (expand_builtin_interclass_mathfn): Likewise.
4797 (expand_builtin_sincos): Likewise.
4798 (expand_builtin_cexpi): Likewise.
4799 (expand_builtin_int_roundingfn): Likewise.
4800 (expand_builtin_int_roundingfn_2): Likewise.
4801 (expand_builtin_pow): Likewise.
4802 (expand_builtin_powi): Likewise.
4803 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4804 of arglist, fixing callers appropriately. Use new CALL_EXPR
4805 accessors and constructors. Return NULL_RTX instead of 0.
4806 (expand_builtin_strstr): Likewise.
4807 (expand_builtin_strchr): Likewise.
4808 (expand_builtin_strrchr): Likewise.
4809 (expand_builtin_strpbrk): Likewise.
4810 (expand_builtin_memcpy): Likewise.
4811 (expand_builtin_mempcpy): Likewise.
4812 (expand_builtin_mempcpy_args): New.
4813 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4814 (expand_builtin_memmove_args): New.
4815 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4816 (expand_movstr): Likewise.
4817 (expand_builtin_strcpy): Likewise.
4818 (expand_builtin_strcpy_args): New.
4819 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4820 (expand_builtin_strncpy): Likewise.
4821 (expand_builtin_memset): Likewise.
4822 (expand_builtin_memset_args): New.
4823 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4824 (expand_builtin_memcmp): Likewise.
4825 (expand_builtin_strcmp): Likewise.
4826 (expand_builtin_strncmp): Likewise.
4827 (expand_builtin_strcat): Likewise.
4828 (expand_builtin_strncat): Likewise.
4829 (expand_builtin_strspn): Likewise.
4830 (expand_builtin_strcspn): Likewise.
4831 (expand_builtin_args_info): Likewise.
4832 (expand_builtin_va_start): Likewise.
4833 (gimplify_va_arg_expr): Likewise.
4834 (expand_builtin_va_end): Likewise.
4835 (expand_builtin_va_copy): Likewise.
4836 (expand_builtin_frame_address): Likewise.
4837 (expand_builtin_alloca): Likewise.
4838 (expand_builtin_bswap): Likewise.
4839 (expand_builtin_unop): Likewise.
4840 (expand_builtin_fputs): Likewise.
4841 (expand_builtin_expect): Likewise.
4842 (expand_builtin_fabs): Likewise.
4843 (expand_builtin_copysign): Likewise.
4844 (expand_builtin_printf): Likewise.
4845 (expand_builtin_fprintf): Likewise.
4846 (expand_builtin_sprintf): Likewise.
4847 (expand_builtin_init_trampoline): Likewise.
4848 (expand_builtin_signbit): Likewise.
4849 (expand_builtin_fork_or_exec): Likewise.
4850 (expand_builtin_sync_operation): Likewise.
4851 (expand_builtin_compare_and_swap): Likewise.
4852 (expand_builtin_lock_test_and_set): Likewise.
4853 (expand_builtin_lock_release): Likewise.
4854 (expand_builtin): Likewise.
4855 (builtin_mathfn_code): Likewise.
4857 (fold_builtin_constant_p): Pass call arguments individually instead
4858 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4859 accessors and constructors. Return NULL_TREE instead of 0.
4860 (fold_builtin_expect): Likewise.
4861 (fold_builtin_classify_type): Likewise.
4862 (fold_builtin_strlen): Likewise.
4863 (fold_builtin_nan): Likewise.
4864 (integer_valued_real_p): Likewise.
4865 (fold_trunc_transparent_mathfn): Likewise.
4866 (fold_fixed_mathfn): Likewise.
4867 (fold_builtin_cabs): Likewise.
4868 (fold_builtin_sqrt): Likewise.
4869 (fold_builtin_cbrt): Likewise.
4870 (fold_builtin_cos): Likewise.
4871 (fold_builtin_cosh): Likewise.
4872 (fold_builtin_tan): Likewise.
4873 (fold_builtin_sincos): Likewise.
4874 (fold_builtin_cexp): Likewise.
4875 (fold_builtin_trunc): Likewise.
4876 (fold_builtin_floor): Likewise.
4877 (fold_builtin_ceil): Likewise.
4878 (fold_builtin_round): Likewise.
4879 (fold_builtin_int_roundingfn): Likewise.
4880 (fold_builtin_bitop): Likewise.
4881 (fold_builtin_bswap): Likewise.
4882 (fold_builtin_logarithm): Likewise.
4883 (fold_builtin_hypot): Likewise.
4884 (fold_builtin_pow): Likewise.
4885 (fold_builtin_powi): Likewise.
4886 (fold_builtin_exponent): Likewise.
4887 (fold_builtin_memset): Likewise.
4888 (fold_builtin_bzero): Likewise.
4889 (fold_builtin_memory_op): Likewise.
4890 (fold_builtin_bcopy): Deleted; call site changed to invoke
4891 fold_builtin_memory_op directly.
4892 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4893 (fold_builtin_strncpy): Likewise.
4894 (fold_builtin_memcmp): Likewise.
4895 (fold_builtin_strcmp): Likewise.
4896 (fold_builtin_strncmp): Likewise.
4897 (fold_builtin_signbit): Likewise.
4898 (fold_builtin_copysign): Likewise.
4899 (fold_builtin_isascii): Likewise.
4900 (fold_builtin_toascii): Likewise.
4901 (fold_builtin_isdigit): Likewise.
4902 (fold_builtin_fabs): Likewise.
4903 (fold_builtin_abs): Likewise.
4904 (fold_builtin_fmin_fmax): Likewise.
4905 (fold_builtin_carg): Likewise.
4906 (fold_builtin_classify): Likewise.
4907 (fold_builtin_unordered_cmp): Likewise.
4909 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4910 New functions split out from fold_builtin_1.
4911 (fold_builtin_n): New.
4912 (fold_builtin_varargs): New.
4913 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4915 (fold_call_expr): New.
4916 (build_function_call_expr): Rewrite to use new helper function.
4917 (fold_builtin_call_list): New.
4918 (build_call_expr): New.
4919 (fold_builtin_call_valist): New.
4920 (rewrite_call_expr): New.
4921 (validate_arg): New.
4922 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4923 of an arglist. Change return type to bool. Use new CALL_EXPR
4926 (fold_builtin_strstr): Pass call arguments individually instead
4927 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4928 accessors and constructors. Return NULL_TREE instead of 0.
4929 (fold_builtin_strchr): Likewise.
4930 (fold_builtin_strrchr): Likewise.
4931 (fold_builtin_strpbrk): Likewise.
4932 (fold_builtin_strcat): Likewise.
4933 (fold_builtin_strncat): Likewise.
4934 (fold_builtin_strspn): Likewise.
4935 (fold_builtin_strcspn): Likewise.
4936 (fold_builtin_fputs): Likewise.
4937 (fold_builtin_next_arg): Likewise.
4938 (fold_builtin_sprintf): Likewise.
4940 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4941 NULL_RTX instead of 0.
4942 (expand_builtin_memory_chk): Likewise.
4943 (maybe_emit_chk_warning): Likewise.
4944 (maybe_emit_sprintf_chk_warning): Likewise.
4946 (fold_builtin_object_size): Pass call arguments individually instead
4947 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4948 accessors and constructors. Return NULL_TREE instead of 0.
4949 (fold_builtin_memory_chk): Likewise.
4950 (fold_builtin_stxcpy_chk): Likewise.
4951 (fold_builtin_strncpy_chk): Likewise.
4952 (fold_builtin_strcat_chk): Likewise.
4953 (fold_builtin_strcat_chk): Likewise.
4954 (fold_builtin_strncat_chk): Likewise.
4955 (fold_builtin_sprintf_chk): Likewise.
4956 (fold_builtin_snprintf_chk): Likewise.
4957 (fold_builtin_printf): Likewise.
4958 (fold_builtin_vprintf): Likewise.
4960 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4962 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4963 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4964 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4965 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4966 (fold_unary): Likewise.
4967 (fold_binary): Likewise.
4968 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4969 ternary expressions.
4970 (fold): Add logic for tcc_vl_exp.
4971 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4972 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4973 (fold_build3_stat): Add assertion to flag broken interface for
4974 constructing CALL_EXPRs.
4975 (fold_build_call_list): New.
4976 (fold_build_call_list_initializer): New.
4977 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4979 (fold_strip_sign_ops): Likewise.
4981 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4982 Brooks Moses <brooks.moses@codesourcery.com>
4983 Lee Millward <lee.millward@codesourcery.com>
4985 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4986 accessors and dump arguments explicitly.
4988 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4990 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4992 (print_call_name): Use new CALL_EXPR accessors.
4994 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4995 CALL_EXPR arguments explicitly instead of as a list. Use
4996 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4998 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4999 (vrp_visit_stmt): Likewise.
5001 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5002 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5004 (force_move_till_expr): Likewise.
5006 * targhooks.c (default_external_stack_protect_fail): Use
5007 build_call_expr instead of build_function_call_expr.
5008 (default_hidden_stack_protect_fail): Likewise.
5010 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5013 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5014 and walk arguments explicitly.
5016 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5017 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5018 (expand_simple_operations): Likewise.
5019 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5021 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5022 of TREE_CODE_LENGTH.
5023 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5025 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5026 instead of TREE_CODE_LENGTH.
5028 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5029 (tree_ic_transform): Likewise.
5030 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5031 parameter instead of arglist. Fix callers.
5032 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5033 (tree_stringops_transform): Likewise.
5034 (tree_indirect_call_to_profile): Likewise.
5035 (tree_stringops_values_to_profile): Likewise.
5037 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5038 (eliminate_tail_call): Likewise.
5040 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5042 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5043 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5045 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5047 * omp-low.c (build_omp_barrier): Use build_call_expr.
5048 (lower_rec_input_clauses): Likewise.
5049 (lower_reduction_clauses): Likewise.
5050 (expand_parallel_call): Likewise.
5051 (maybe_catch_exception): Likewise.
5052 (expand_omp_for_generic): Likewise.
5053 (expand_omp_for_static_nochunk): Likewise.
5054 (expand_omp_sections): Likewise.
5055 (lower_omp_single_simple): Likewise.
5056 (lower_omp_single_copy): Likewise.
5057 (lower_omp_master): Likewise.
5058 (lower_omp_ordered): Likewise.
5059 (lower_omp_critical): Likewise.
5061 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5062 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5064 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5065 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5066 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5068 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5069 and generalize to handle any number of operands.
5070 (chrec_contains_undetermined): Likewise.
5071 (tree_contains_chrecs): Likewise.
5072 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5074 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5076 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5077 fold_call_expr instead of fold_builtin.
5078 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5079 match declarations there.
5080 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5083 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5084 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5086 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5087 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5089 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5092 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5093 (execute_cse_sincos): Use new CALL_EXPR accessors.
5095 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5097 * gimple-low.c (lower_function_body): Use build_call_expr.
5098 (lower_builtin_setjmp): Likewise.
5100 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5101 (set_storage_via_libcall): Likewise.
5102 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5103 instead of TREE_CODE_LENGTH.
5104 (expand_expr_real_1): Use new CALL_EXPR accessors.
5106 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5107 generalize to handle any number of operands.
5108 (TB_parent_eq): Likewise.
5110 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5111 (strip_builtin_expect): Likewise.
5113 * function.c (gimplify_parameters): Use build_call_expr.
5115 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5116 instead of TREE_CODE_LENGTH.
5118 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5119 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5121 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5124 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5125 (gimplify_decl_expr): Likewise.
5126 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5127 Use new CALL_EXPR iterators.
5128 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5129 (gimplify_modify_expr_to_memset): Likewise.
5130 (gimplify_variable_sized_compare): Likewise.
5131 (gimplify_omp_atomic_fetch_op): Likewise.
5132 (gimplify_omp_atomic_pipeline): Likewise.
5133 (gimplify_omp_atomic_mutex): Likewise.
5134 (gimplify_function_tree): Likewise.
5136 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5137 (call_expr_flags): Likewise.
5138 (expand_call): Likewise.
5140 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5141 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5144 * coverage.c (create_coverage): Use build_call_expr.
5146 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5147 (temp_call_expr_obstack): New.
5148 (pool_copy_list): Delete.
5149 (temp_copy_call_expr): New.
5150 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5151 CALL_EXPR accessors. Get rid of special goo for copying argument
5152 lists and use temp_copy_call_expr instead.
5153 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5154 CALL_EXPR accessors.
5155 (create_expression_by_pieces): Likewise. Use build_call_array
5156 to construct the result instead of fold_build3.
5157 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5158 dealing with argument lists.
5159 (init_pre): Remove references to expression_node_pool and
5160 list_node_pool. Init temp_call_expr_obstack instead.
5161 (fini_pre): Remove references to expression_node_pool and
5164 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5165 and walk arguments explicitly instead of as a list.
5167 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5168 (mx_register_decls): Likewise.
5169 (mudflap_register_call): Likewise.
5170 (mudflap_finish_file): Likewise.
5172 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5173 (ipa_callsite_compute_param): Likewise.
5175 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5176 accessors and constructor.
5178 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5179 accessors and constructor.
5180 (convert_tramp_reference): Likewise.
5181 (convert_call_expr): Likewise.
5182 (finalize_nesting_tree_1): Likewise.
5184 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5187 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5189 * tree-inline.c (initialize_inlined_parameters): Pass entire
5190 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5192 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5193 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5195 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5196 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5197 (vectorizable_reduction): Likewise.
5198 (vectorizable_call): Use new CALL_EXPR iterators.
5199 (vectorizable_conversion): Use build_call_expr.
5200 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5201 (vect_gen_widened_results_half): Use build_call_expr.
5202 (vect_setup_realignment): Likewise.
5203 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5205 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5206 (pass_through_call): Likewise.
5207 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5210 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5211 (tree_gen_pow2_profiler): Likewise.
5212 (tree_gen_one_value_profiler): Likewise.
5213 (tree_gen_ic_func_profiler): Likewise.
5214 (tree_gen_average_profiler): Likewise.
5215 (tree_gen_ior_profiler): Likewise.
5217 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5218 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5219 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5221 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5222 of TREE_CODE_LENGTH.
5224 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5225 of TREE_CODE_LENGTH.
5227 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5229 (convert_to_integer): Likewise.
5231 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5234 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5235 Brooks Moses <brooks.moses@codesourcery.com>
5236 Lee Millward <lee.millward@codesourcery.com>
5238 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5240 * config/frv/frv.c (frv_expand_builtin): Likewise.
5241 * config/s390/s390.c (s390_expand_builtin): Likewise.
5243 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5244 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5246 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5247 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5248 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5249 (ix86_expand_store_builtin): Likewise.
5250 (ix86_expand_unop_builtin): Likewise.
5251 (ix86_expand_unop1_builtin): Likewise.
5252 (ix86_expand_sse_compare): Likewise.
5253 (ix86_expand_sse_comi): Likewise.
5254 (ix86_expand_vec_init_builtin): Likewise.
5255 (ix86_expand_vec_ext_builtin): Likewise.
5256 (ix86_expand_vec_set_builtin): Likewise.
5257 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5259 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5260 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5262 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5263 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5264 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5266 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5268 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5269 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5270 arglist. Use new CALL_EXPR accessors. Fix callers.
5271 (altivec_expand_abs_builtin): Likewise.
5272 (rs6000_expand_binop_builtin): Likewise.
5273 (altivec_expand_predicate_builtin): Likewise.
5274 (altivec_expand_lv_builtin): Likewise.
5275 (spe_expand_stv_builtin): Likewise.
5276 (altivec_expand_stv_builtin): Likewise.
5277 (rs6000_expand_ternop_builtin): Likewise.
5278 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5279 (altivec_expand_st_builtin): Likewise.
5280 (altivec_expand_dst_builtin): Likewise.
5281 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5282 arglist. Use new CALL_EXPR accessors. Fix callers.
5283 (altivec_expand_vec_set_builtin): Likewise.
5284 (altivec_expand_vec_ext_builtin): Likewise.
5285 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5286 (spe_expand_builtin): Likewise.
5287 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5288 arglist. Use new CALL_EXPR accessors. Fix callers.
5289 (spe_expand_evsel_builtin): Likewise.
5290 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5291 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5293 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5294 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5295 (arm_expand_unop_builtin): Likewise.
5296 (arm_expand_builtin): Use new CALL_EXPR accessors.
5298 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5301 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5302 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5303 (bfin_expand_unop_builtin): Likewise.
5304 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5306 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5307 Brooks Moses <brooks.moses@codesourcery.com>
5308 Lee Millward <lee.millward@codesourcery.com>
5310 * c-semantics.c (build_stmt): Add internal diagnostic check.
5312 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5313 accessors. Print arguments explicitly instead of as a list.
5315 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5317 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5318 (c_finish_omp_flish): Likewise.
5320 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5321 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5322 instead of TREE_CODE_LENGTH.
5323 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5324 (c_warn_unused_result): Likewise.
5326 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5329 * doc/invoke.texi (Warning Options): Remove
5330 -Werror-implicit-function-declaration.
5331 (Wimplicit-function-declaration): Update description.
5332 * opts.c (common_handle_option): Move handling of -Werror=* to...
5333 (enable_warning_as_error): ...here.
5334 * opts.h (enable_warning_as_error): Declare.
5335 * c-decl.c (implicit_decl_warning): Unless
5336 -Wno-implicit-function-declaration is given, emit a pedwarn if
5337 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5338 * c.opt (Wimplicit-function-declaration): Replace
5339 mesg_implicit_function_declaration with
5340 warn_implicit_function_declaration.
5341 * c-opts.c (c_common_handle_option):
5342 -Werror-implicit-function-declaration is exactly equal as
5343 -Werror=implicit-function-declaration.
5344 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5345 warn_implicit_function_declaration.
5346 (c_common_post_options): -Wimplict-function-declaration is enabled
5347 by default by -std=c99, otherwise is disabled by default.
5348 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5350 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5352 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5353 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5354 former is ignored but not the latter.
5356 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5358 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5359 is made and the reference doesn't use the alias set of its type,
5360 do not create the temporary using that type.
5362 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5364 * jump.c: Remove prototypes for delete_computation and
5365 delete_prior_computation.
5367 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5369 * jump.c (get_label_after): Delete.
5370 (get_label_before, delete_computation, delete_jump,
5371 delete_prior_computation, follow_jumps): Move...
5372 * reorg.c (delete_computation, delete_prior_computation): ... here...
5373 (get_label_before, delete_jump): ... making these static ...
5374 (follow_jumps): ... and simplifying this since it only runs after
5376 * rtl.h (get_label_after, get_label_before, delete_jump,
5377 follow_jumps): Delete prototypes.
5379 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5381 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5383 2007-02-15 Nick Clifton <nickc@redhat.com>
5385 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5386 order to prevent it from being munged by the target.
5388 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/i386.md: Remove misleading comment.
5392 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5394 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5395 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5398 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5400 * tree-sra.c (instantiate_missing_elements): Canonicalize
5402 (sra_build_assignment): New.
5403 (generate_copy_inout, generate_element_copy,
5404 generate_element_zero, generate_one_element_init): Use it.
5406 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5408 * tree-sra.c (instantiate_missing_elements): Canonicalize
5410 (sra_build_assignment): New.
5411 (generate_copy_inout, generate_element_copy,
5412 generate_element_zero, generate_one_element_init): Use it.
5414 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5416 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5419 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5421 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5422 types as aggregates not scalars.
5423 * function.c (assign_stack_temp_for_type): Likewise.
5425 2007-02-14 Roger Sayle <roger@eyesopen.com>
5426 Zdenek Dvorak <dvorakz@suse.cz>
5428 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5431 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5433 * passes.c (next_pass_1): Clear the next field of the copied
5436 2007-02-14 Richard Henderson <rth@redhat.com>
5438 * tree-sra.c (early_sra): New.
5439 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5440 (tree_sra_early, pass_sra_early): New.
5441 * tree-pass.h (pass_sra_early): Declare.
5442 * passes.c (init_optimization_passes): Use it.
5444 2007-02-14 Richard Guenther <rguenther@suse.de>
5446 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5448 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5450 PR tree-optimization/30771
5451 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5453 (vect_analyze_operations): Induction phis can now be marked as
5455 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5456 Update documentation accordingly.
5458 2007-02-14 Nick Clifton <nickc@redhat.com>
5460 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5461 most 3 arguments are supported.
5462 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5464 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5466 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5467 Ensure dst->current is valid.
5469 2007-02-13 Paul Brook <paul@codesourcery.com>
5471 * config.gcc: Add arm*-*-uclinux-*eabi.
5472 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5473 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5474 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5475 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5476 (LINK_SPEC): Define.
5478 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5480 * config/arm/uclinux-eabi.h: New file.
5481 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5482 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5485 2007-02-13 Ian Lance Taylor <iant@google.com>
5487 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5488 * flags.h (warn_strict_overflow): Declare.
5489 (enum warn_strict_overflow_code): Define.
5490 (issue_strict_overflow_warning): New static inline function.
5491 * opts.c (warn_strict_overflow): New variable.
5492 (common_handle_option): Handle OPT_Wstrict_overflow and
5493 OPT_Wstrict_overflow_.
5494 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5496 * fold-const.c: Include intl.h.
5497 (fold_deferring_overflow_warnings): New static variable.
5498 (fold_deferred_overflow_warning): New static variable.
5499 (fold_deferred_overflow_code): New static variable.
5500 (fold_defer_overflow_warnings): New function.
5501 (fold_undefer_overflow_warnings): New function.
5502 (fold_undefer_and_ignore_overflow_warnings): New function.
5503 (fold_deferring_overflow_warnings_p): New function.
5504 (fold_overflow_warning): New static function.
5505 (make_range): Add strict_overflow_p parameter. Change all
5507 (extract_muldiv, extract_muldiv_1): Likewise.
5508 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5509 tree_expr_nonnegative_p.
5510 (fold_negate_expr): Call fold_overflow_warning.
5511 (fold_range_test): Likewise.
5512 (fold_comparison): Likewise.
5513 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5514 instead of tree_expr_nonnegative_p.
5515 (tree_expr_nonnegative_warnv_p): Rename from
5516 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5517 (tree_expr_nonnegative_p): New function.
5518 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5519 strict_overflow_p parameter.
5520 (tree_expr_nonzero_p): New function.
5521 * passes.c (verify_interpass_invariants): New static function.
5522 (execute_one_pass): Call it.
5523 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5525 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5526 (estimate_numbers_of_iterations): Likewise.
5527 (scev_probably_wraps_p): Likewise.
5528 * tree-ssa-ccp.c: Include "toplev.h".
5529 (evaluate_stmt): Defer fold overflow warnings until we know we are
5531 (struct fold_stmt_r_data): Add stmt field.
5532 (fold_stmt_r): Defer fold overflow warnings until we know we
5534 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5535 (fold_stmt_inplace): Likewise.
5536 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5537 (cleanup_control_expr_graph): Defer fold overflow warnings until
5538 we know we are going to optimize.
5539 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5540 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5542 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5543 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5544 * tree-ssa-loop-manip.c (create_iv): Likewise.
5545 * c-typeck.c (build_conditional_expr): Likewise.
5546 (build_binary_op): Likewise.
5547 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5548 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5549 (extract_range_from_unary_expr): Likewise.
5550 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5551 assuming that signed overflow does not occur.
5552 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5553 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5554 (fold_defer_overflow_warnings): Declare.
5555 (fold_undefer_overflow_warnings): Declare.
5556 (fold_undefer_and_ignore_overflow_warnings): Declare.
5557 (fold_deferring_overflow_warnings_p): Declare.
5558 (tree_expr_nonzero_warnv_p): Declare.
5559 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5561 (Warning Options): Document -Wstrict-overflow.
5562 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5563 (tree-ssa-ccp.o): Likewise.
5564 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5565 (fold-const.o): Depend on intl.h.
5567 2007-02-13 Ian Lance Taylor <iant@google.com>
5570 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5573 2007-02-13 Stuart Hastings <stuart@apple.com>
5575 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5577 2007-02-13 Richard Henderson <rth@redhat.com>
5579 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5580 handled_component_p before looking for the indirect_ref.
5582 2007-02-13 Richard Henderson <rth@redhat.com>
5584 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5585 remove flags clobber.
5586 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5587 (bswaphi_lowpart): New.
5588 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5589 remove TARGET_BSWAP test. Delete expander of the same name.
5591 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5592 (expand_unop): Use them.
5594 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5597 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5598 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5599 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5600 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5601 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5602 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5603 assembler dialect choice from asm templates.
5605 2007-02-12 Richard Henderson <rth@redhat.com>
5607 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5608 (fixuns_trunc<SSEMODEF>si2): Use it.
5609 * config/i386/sse.md (vec_setv4sf_0): Export.
5610 * config/i386/i386.c (ix86_build_const_vector): Export.
5611 (ix86_split_convert_uns_si_sse): Rename from
5612 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5613 * config/i386/i386-protos.h: Update.
5615 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5618 * c-typeck.c (c_finish_return): Improve warning message.
5620 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5622 * alias.c (find_symbolic_term): Delete unused function.
5624 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5626 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5627 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5628 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5630 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5632 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5633 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5634 the function, temporarily point the debug interface to the null one.
5636 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5638 * dwarf2out.c (round_up_to_align): New static function.
5639 (field_byte_offset): Use it to round the offset.
5641 2007-02-12 Richard Henderson <rth@redhat.com>
5643 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5644 (inswl_const): Export.
5646 2007-02-12 Richard Henderson <rth@redhat.com>
5648 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5649 result mode of the libcall, convert back to outmode.
5651 2007-02-12 Roger Sayle <roger@eyesopen.com>
5653 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5654 (bswapdi2): New define_expand to implement 32-bit implementation.
5656 2007-02-12 Nick Clifton <nickc@redhat.com>
5658 * doc/invoke.texi (Overall Options): Document --help=.
5659 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5660 (cc1_options): Pass --help= on to cc1.
5661 (display_help): Add description of --help=.
5662 (process_command): Add code to handle --help=. Allow translated
5663 --help and --target-help switches to be passed on to compiler
5665 (main): Remove unused if statement.
5666 * opts.c (columns): Remove.
5667 (LEFT_COLUMN): Define.
5668 (wrap_help): Add columns argument.
5669 (print_filtered_help): Change parameters to be an include bitmask,
5670 an exclude bitmask, an any bitmask and the column width. Move the
5671 code to display the params list here. Add code to display the
5672 status of options rather than their descriptions if the quiet flag
5674 (print_specific_help): Change parameters to be an include bitmask,
5675 an exclude bitmask and an any bitmask. Move code to look up the
5676 column width here. Decide upon the title for an options listing.
5677 (common_handle_options): Add code to handle --help=. Adapt code
5678 for --help and --target-help to use the revised form of the
5679 print_specific_help function.
5680 (print_help): Delete.
5681 (print_param_help): Delete.
5682 (print_switch): Delete.
5683 * opts.h (cl_lang_count): Add prototype.
5684 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5685 CL_MAX_OPTION_CLASS): New defines.
5686 * optc-gen.awk: Add construction of cl_lang_count.
5687 * c.opt: Add Warning attribute to warning options and Optimization
5688 attribute to optimization options.
5689 * common.opt: Likewise.
5691 Add -fhelp and -ftarget-help as aliases for the transformed --help
5692 and --target-help options.
5693 * opt-functions.awk: Add code to handle Warning and Optimization
5696 2007-02-12 Richard Henderson <rth@redhat.com>
5698 * config/alpha/constraints.md: New file.
5699 * config/alpha/alpha.c: Include tm-constrs.h.
5700 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5701 alpha_extra_constraint): Remove.
5702 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5703 * config/alpha/alpha-protos.h: Update.
5704 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5705 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5706 (EXTRA_CONSTRAINT): Remove.
5707 * config/alpha/alpha.md: Include constraints.md.
5708 (adddi splitter): Use satisfies_constraint_*.
5709 * config/alpha/predicates.md (add_operand): Likewise.
5710 (sext_add_operand, addition_operation): Likewise.
5712 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5714 PR tree-optimization/29145
5715 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5716 in our handling of restrict qualified pointers.
5718 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5721 * doc/invoke.texi (Wunused-value): Update description.
5722 (Wextra): Delete item.
5723 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5724 value of Wunused-value.
5725 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5726 (c_finish_stmt_expr): Don't check extra_warnings.
5727 (emit_side_effect_warnings): The caller is responsible to check
5730 2007-02-11 Roger Sayle <roger@eyesopen.com>
5731 Matt Thomas <matt@3am-software.com>
5733 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5735 2007-02-11 Roger Sayle <roger@eyesopen.com>
5737 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5738 comparisons of POPCOUNT against zero.
5739 (simplify_const_relational_operation): Likewise.
5741 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5743 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5745 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5747 * dwarf2out.c (root_type): Delete unused function.
5749 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5751 * genattrtab.c (contained_in_p): Delete unused function.
5752 (write_expr_attr_cache): Likewise.
5754 2007-02-11 Jan Hubicka <jh@suse.cz>
5756 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5759 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5761 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5762 to add the REG_EQ* note.
5763 * see.c (see_merge_one_use_extension): Likewise.
5764 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5765 turn REG_EQUAL notes into REG_EQUIV notes if the target
5766 register may have more than one set.
5767 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5768 * gcse.c (try_replace_reg): Likewise.
5769 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5770 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5771 more than one REG_EQUIV note.
5772 * reload1.c (gen_reload): Use set_unique_reg_note.
5774 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5776 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5777 (ix86_builtin_conversion): New function.
5779 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5782 * tree.h (DECL_REPLACEABLE_P): New macro.
5783 * except.c (set_nothrow_function_flags): Likewise.
5785 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5786 Ira Rosen <irar@il.ibm.com>
5787 Dorit Nuzman <dorit@il.ibm.com>
5789 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5790 * targhooks.c (default_builtin_vectorized_conversion): New.
5791 * targhooks.h (default_builtin_vectorized_function): New declaration.
5792 * target.h (struct vectorize): Add builtin_conversion field.
5793 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5794 stmt_vec_info_type value.
5795 (vectorizable_conversion): New declaration.
5796 * tree-vect-analyze.c (vect_analyze_operations): Add
5797 vectorizable_conversion call.
5798 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5799 * tree-vect-transform.c (vectorizable_conversion): New function.
5800 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5801 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5803 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5804 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5805 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5806 or ALTIVEC_BUILTIN_VCFSX.
5808 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5811 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5812 CONST_DOUBLE and operand 0 is a hard register.
5813 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5814 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5815 is a hard floating-point register.
5817 2007-02-10 Richard Henderson <rth@redhat.com>
5818 Jakub Jelinek <jakub@redhat.com>
5819 Alexandre Oliva <aoliva@redhat.com>
5821 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5822 * builtin-types.def (BT_WORD): Make unsigned.
5823 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5824 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5825 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5826 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5827 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5828 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5830 * expr.c (emutls_var_address): New.
5831 (expand_expr_real_1): Expand emulated tls.
5832 (expand_expr_addr_expr_1): Likewise.
5833 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5834 * output.h (emutls_finish): Declare.
5835 * toplev.c (compile_file): Call it.
5836 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5837 address before wrapping in CONST.
5838 * varasm.c (emutls_htab, emutls_object_type): New.
5839 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5840 (get_emutls_object_name, get_emutls_object_type): New.
5841 (get_emutls_init_templ_addr, emutls_decl): New.
5842 (emutls_common_1, emutls_finish): New.
5843 (assemble_variable): When emulating tls, swap decls; generate
5844 constructor for the emutls objects.
5845 (do_assemble_alias): When emulating tls, swap decl and target name.
5846 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5848 * varpool.c (decide_is_variable_needed): Look at force_output.
5849 Recurse for emulated tls.
5850 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5851 with decide_is_variable_needed.
5852 * emutls.c: New file.
5853 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5854 tls_object for real tls.
5856 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5858 PR rtl-optimization/29599
5859 * reload1.c (eliminate_regs_in_insn): Take the destination
5860 mode into account when computing the offset.
5862 2007-02-09 Stuart Hastings <stuart@apple.com>
5863 Richard Henderson <rth@redhat.com>
5865 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5866 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5867 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5868 fixuns_truncdfhi2): New.
5869 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5870 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5871 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5872 (floatunssidf2): Allow nonimmediate source.
5873 * gcc/config/i386/sse.md (movdi_to_sse): New.
5874 (vec_concatv2di): Drop '*'.
5875 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5876 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5877 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5879 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5880 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5881 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5882 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5883 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5884 ix86_build_const_vector.
5885 (x86_emit_floatuns): Rewrite.
5887 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5889 * genautomata.c (longest_path_length): Delete unused function.
5890 (struct state): Delete unused longest_path_length.
5891 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5892 (get_free_state): Delete unused.
5894 2007-02-09 Jan Hubicka <jh@suse.cz>
5896 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5897 * doc/invoke.texi (inline-unit-growth): Update default value.
5899 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5900 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5901 (rebuild_cgraph_edges): Likewise.
5902 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5903 (dump_cgraph_node): Dump frequencies.
5904 (cgraph_clone_edge): Add frequency scales.
5905 (cgraph_clone_node): Add freuqnecy.
5906 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5907 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5908 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5909 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5910 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5911 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5912 (save_inline_function_body): Likewise.
5913 * ipa-inline.c: inluce rtl.h
5914 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5915 (cgraph_edge_badness): Use frequencies.
5916 (cgraph_decide_recursive_inlining): Update clonning.
5917 (cgraph_decide_inlining_of_small_function): Dump frequency.
5918 * predict.c (estimate_bb_frequencies): Export.
5919 * predict.h (estimate_bb_frequencies): Declare.
5920 * tree-inline.c (copy_bb): Watch overflows.
5921 (expand_call_inline): Update call of cgraph_create_edge.
5922 (optimize_inline_calls): Use TODO flags to update frequnecies.
5923 * passes.h: Include predict.h
5924 (init_optimization_passes): Move profile ahead.
5925 (execute_function_todo): Handle TODO_rebuild_frequencies.
5927 2007-02-09 Roger Sayle <roger@eyesopen.com>
5929 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5930 the insbl or inswl pattern into a register.
5932 2007-02-09 Roger Sayle <roger@eyesopen.com>
5934 * config/ia64/ia64.md (bswapdi2): New define_insn.
5936 2007-02-09 Richard Henderson <rth@redhat.com>
5938 * config/i386/constraints.md (Ym): New constraint.
5939 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5940 (movdi_1_rex64): Split sse and xmm general register moves from
5941 memory move alternatives. Use conditional register constraints.
5942 (movsf_1, movdf_integer): Likewise.
5943 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5944 (movdf_integer_rex64): New.
5945 (pushsf_rex64): Fix output constraints.
5946 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5947 (sse2_stored): Likewise.
5948 (sse2_storeq_rex64): New.
5949 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5950 amd and not generic.
5951 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5952 for optimize_size. Remove SF/DFmode hack.
5954 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5956 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5959 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5960 Richard Sandiford <richard@codesourcery.com>
5962 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5963 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5964 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5965 m68k/t-mlib to tmake_file.
5966 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5967 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5968 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5969 Allow it to be cf or m68k. Set m68k_arch_family. If that
5970 variable is not empty, add t-$m68k_arch_family to tmake_file.
5971 Add t-mlibs to tmake_file.
5972 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5973 * config/m68k/t-cf: New file.
5974 * config/m68k/t-m68k: Likewise.
5975 * config/m68k/t-mlibs: Likewise.
5976 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5977 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5978 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5979 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5980 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5982 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5983 (INSTALL_LIBGCC): Delete.
5984 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5985 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5986 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5987 (M68K_MLIB_CPU): Define.
5988 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5989 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5990 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5992 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5993 Richard Guenther <rguenther@suse.de>
5996 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5997 against INT_MIN/INT_MAX.
5998 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5999 file if a loop is removed.
6001 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6003 * calls.c (store_one_arg): Pass correct alignment to
6004 emit_push_insn for non-BLKmode values.
6005 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6006 unaligned stack slot via a suitably aligned slot.
6008 2007-02-08 DJ Delorie <dj@redhat.com>
6010 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6012 (legal_subregs): Use unsigned char, make const.
6013 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6015 2007-02-08 Paul Brook <paul@codesourcery.com>
6017 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6018 special interworking needed.
6020 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6022 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6023 conditional to __SSE2__.
6024 (Entries below should have been added to first ChangeLog
6025 entry for amdfam10 dated 2007-02-05)
6026 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6028 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6030 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6033 2007-02-08 DJ Delorie <dj@redhat.com>
6035 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6036 * config/m32c/m32c.c (legal_subregs): New.
6037 (m32c_illegal_subreg_p): New.
6038 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6039 unsupported subregs of hard regs.
6041 2007-02-08 Jan Hubicka <jh@suse.cz>
6043 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6044 the same one; always update histograms.
6046 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6048 * passes.c (init_optimization_passes): Tidy comment.
6050 2007-02-08 Roger Sayle <roger@eyesopen.com>
6052 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6053 strip zero_extend, bswap and rotates from POCOUNT's argument.
6054 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6055 zero_extend and rotates from PARITY's argument.
6056 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6057 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6058 of an integer constant at compile-time.
6060 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6063 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6065 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6068 * tree-ssa-live.c (remove_unused_locals): Do not remove
6069 TREE_ADDRESSABLE variables.
6070 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6071 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6072 FOR_CLOBBER. Update all users.
6073 If VAR has an associated alias set, add a virtual operand for
6074 it if no alias is found to conflict with the memory reference.
6076 2007-02-07 Jan Hubicka <jh@suse.cz>
6077 Robert Kidd <rkidd@crhc.uiuc.edu>
6079 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6081 2007-02-07 Ian Lance Taylor <iant@google.com>
6083 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6085 2007-02-07 Roger Sayle <roger@eyesopen.com>
6087 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6088 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6089 tablejumpdi, movsi_to_cr_one): Remove constraints from
6090 define_expand's match_operands.
6092 2007-02-07 Roger Sayle <roger@eyesopen.com>
6094 * global.c (compute_regsets): Move declatation of "i" inside of
6095 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6097 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6100 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6101 of INDIRECT_REF <RESULT_DECL>.
6103 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6105 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6106 Kaz Kojima <kkojima@gcc.gnu.org>
6109 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6111 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6113 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6115 * doc/loop.texi: Document possibility not to perform disambiguation
6116 of loops with multiple latches.
6117 * cfgloopmanip.c (alp_enum_p): Removed.
6118 (add_loop): Handle subloops. Use get_loop_body_with_size.
6119 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6120 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6121 the new forwarder block.
6122 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6123 Handle the case latch is NULL.
6124 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6125 when marking loop exits.
6126 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6128 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6129 disambiguate_loops_with_multiple_latches.
6130 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6131 before fix_loop_structure.
6132 * cfgloop.c: Include pointer-set.h and output.h.
6133 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6134 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6135 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6136 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6137 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6138 disambiguate_multiple_latches, get_loop_body_with_size,
6139 disambiguate_loops_with_multiple_latches): New functions.
6140 (flow_loop_dump): Dump multiple latch edges.
6141 (flow_loop_nodes_find): Handle loops with multiple latches.
6142 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6143 (glb_enum_p): Modified.
6144 (get_loop_body): Use get_loop_body_with_size.
6145 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6146 (AVOID_CFG_MODIFICATIONS): New constant.
6147 (disambiguate_loops_with_multiple_latches, add_loop,
6148 get_loop_body_with_size): Declare.
6149 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6151 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6154 * global.c (compute_regsets): New function.
6155 (global_alloc): Refactored ELIMINABLE_REGSET
6156 and NO_GLOBAL_ALLOC_REGS computation out.
6157 (rest_of_handle_global_alloc): Call compute_regsets()
6158 for non-optimizing case.
6160 2007-02-06 Richard Henderson <rth@redhat.com>
6162 * config/i386/constraints.md (Y2): Rename from Y.
6163 (Yi): New constraint.
6164 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6165 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6166 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6167 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6168 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6169 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6170 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6171 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6172 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6173 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6174 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6175 vec_extractv2si_1): Change Y constraints to Y2.
6176 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6177 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6178 Change Y constraints to Y2.
6179 (sse2_loadld): Change Y constraints to x.
6181 2007-02-06 Roger Sayle <roger@eyesopen.com>
6183 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6184 (parity<mode>2): New define_expand using rs6000_emit_parity.
6185 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6186 rs6000_emit_parity): New functions.
6187 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6188 rs6000_emit_parity): Prototype here.
6190 2007-02-06 Ian Lance Taylor <iant@google.com>
6192 * lower-subreg.c (simple_move_operand): Reject CONST.
6193 (resolve_clobber): Call validate_change rather than directly
6194 assigning to XEXP (pat, 0).
6196 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6198 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6199 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6200 (tree-cfg.o): Remove hashtab.h dependency.
6202 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6203 (struct ivopts_data): Change niters to pointer_map_t.
6204 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6205 (niter_for_exit): Create pointer_map on demand. Change for
6207 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6208 (free_loop_data): Destroy data->niters if created and reset field.
6209 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6210 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6212 * tree-ssa-reassoc.c: Include pointer-set.h.
6213 (bb_rank): Change to long *.
6214 (operand_rank): Change to pointer_map_t.
6215 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6216 (insert_operand_rank): Accept long.
6217 (operand_entry_hash, operand_entry_eq): Remove.
6218 (get_rank): Return long. Adjust for changes above.
6219 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6221 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6223 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6224 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6225 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6227 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6228 directly since it cannot be NULL.
6229 (get_vi_for_tree): Rewrite for pointer_map API.
6230 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6231 (init_alias_vars): Create vi_for_tree as pointer_map.
6232 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6234 * tree-cfg.c: Don't include hashtab.h.
6235 (edge_to_cases): Declare as pointer_map.
6236 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6238 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6239 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6240 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6242 (record_switch_edge): Delete.
6243 (get_cases_for_edge): Adjust for pointer_map API, inline
6244 record_switch_edge (rewritten for new API), remove goto.
6246 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6248 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6249 * tree-nested.c: Include pointer-set.h.
6250 (var_map_elt, var_map_eq, var_map_hash): Delete.
6251 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6253 (nesting_info_bitmap_obstack): New.
6254 (lookup_field_for_decl): Adjust for pointer_map API.
6255 (lookup_tramp_for_decl): Adjust for pointer_map API.
6256 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6257 (get_local_debug_decl): Adjust for pointer_map API.
6258 (convert_nl_goto_reference): Adjust for pointer_map API.
6259 (convert_nl_goto_receiver): Adjust for pointer_map API.
6260 (create_nesting_tree): Create outside GGC space. Create bitmap on
6261 the new obstack. Create field_map and var_map as pointer_maps.
6262 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6264 (lower_nested_functions): Move root here, no need to NULL it.
6265 Initialize and release the obstack.
6267 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6269 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6270 Remove prototypes and make them non-static.
6271 (struct tree_int_map): Remove.
6272 * tree.h (struct tree_int_map): Move here, turning TO into an
6274 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6276 * tree.h (TREE_COMPLEXITY): Remove.
6277 (struct tree_exp): Remove complexity field.
6278 * tree.c (build1_stat): Don't set it.
6280 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6281 Victor Kaplansky <victork@il.ibm.com>
6283 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6284 (vect_is_simple_reduction): Support reduction with induction as
6285 one of the operands.
6286 (vect_is_simple_iv_evolution): Fix formatting.
6287 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6288 formatting. Don't mark induction phis for vectorization.
6289 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6290 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6291 (vect_get_vec_def_for_operand): Support induction.
6292 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6294 (vectorizable_reduction): Support reduction with induction as one of
6296 (vectorizable_type_demotion): Use def-type of stmt argument rather
6297 than dummy def-type.
6299 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6300 flag_tree_scev_cprop.
6301 * common.opt (tree-scev-cprop): New flag.
6303 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6304 call to vect_get_new_vect_var.
6306 2007-02-06 Ira Rosen <irar@il.ibm.com>
6308 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6309 vectype is not NULL.
6310 (vect_pattern_recog_1): Likewise.
6312 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6314 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6315 (fold_negate_expr): Likewise.
6317 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6320 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6321 even if cv-qualification is the same.
6323 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6325 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6326 __enable_execute_stack on completion.
6328 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6330 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6331 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6332 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6333 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6334 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6335 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6336 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6337 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6341 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6342 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6343 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6344 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6345 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6346 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6347 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6348 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6349 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6350 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6351 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6352 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6353 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6354 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6355 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6356 sqrtextenddfxf2_i387): Added amdfam10_decode.
6358 * config/i386/athlon.md (athlon_idirect_amdfam10,
6359 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6360 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6361 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6362 athlon_ivector_store_amdfam10): New define_insn_reservation.
6363 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6366 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6368 * config/i386/athlon.md (athlon_call_amdfam10,
6369 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6370 define_insn_reservation.
6371 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6372 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6373 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6375 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6377 * config/i386/athlon.md (athlon_sseld_amdfam10,
6378 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6379 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6381 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6383 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6384 define_insn_reservation.
6385 * config/i386/i386.md (sseins): Added sseins to define_attr type
6386 and define_attr unit.
6387 * config/i386/sse.md: Set type attribute to sseins for insertq
6390 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6392 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6393 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6394 ssecomi_load_amdfam10, ssecomi_amdfam10,
6395 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6396 define_insn_reservation.
6397 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6401 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6402 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6403 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6404 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6405 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6406 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6407 define_insn_reservation.
6409 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6410 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6411 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6412 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6413 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6415 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6417 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6418 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6419 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6420 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6421 athlon_ssemul_load_k8): Added amdfam10.
6423 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6425 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6426 (x86_sse_unaligned_move_optimal): New variable.
6428 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6430 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6431 for unaligned vector SSE double/single precision loads for AMDFAM10.
6433 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6435 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6436 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6437 Define TARGET_CPU_DEFAULT_amdfam10.
6438 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6439 (processor_type): Add PROCESSOR_AMDFAM10.
6441 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6442 processor_type in config/i386/i386.h.
6443 Enable imul peepholes for TARGET_AMDFAM10.
6445 * config.gcc: Add support for --with-cpu option for amdfam10.
6447 * config/i386/i386.c (amdfam10_cost): New variable.
6448 (m_AMDFAM10): New macro.
6449 (m_ATHLON_K8_AMDFAM10): New macro.
6450 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6451 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6452 x86_promote_QImode, x86_integer_DFmode_moves,
6453 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6454 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6455 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6456 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6457 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6458 Enable/disable for amdfam10.
6459 (override_options): Add amdfam10_cost to processor_target_table.
6460 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6461 processor_alias_table.
6462 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6463 (ix86_adjust_cost): Add code for amdfam10.
6465 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6467 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6468 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6469 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6470 * config/i386/i386.h: Add builtin definition for SSE4A.
6471 * config/i386/i386.md: Add support for ABM instructions
6473 * config/i386/sse.md: Add support for SSE4A instructions
6474 (movntss, movntsd, extrq, insertq).
6475 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6476 Add -march=amdfam10 flag.
6477 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6478 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6480 * doc/extend.texi: Add documentation for SSE4A builtins.
6482 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6484 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6486 2007-02-05 Richard Guenther <rguenther@suse.de>
6488 * tree-vectorizer.h (vectorizable_function): Add argument type
6489 argument, change return type.
6490 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6491 * tree-vect-transform.c (vectorizable_function): Handle extra
6492 argument, return vectorized function decl.
6493 (build_vectorized_function_call): Remove.
6494 (vectorizable_call): Handle calls with result and argument types
6495 differing. Handle loop vectorization factor correctly.
6496 * targhooks.c (default_builtin_vectorized_function): Adjust for
6498 * targhooks.h (default_builtin_vectorized_function): Likewise.
6499 * target.h (builtin_vectorized_function): Add argument type
6501 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6502 extra argument, allow vectorizing of lrintf.
6503 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6504 documentation of target hook.
6506 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6509 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6510 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6511 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6513 2007-02-05 Roger Sayle <roger@eyesopen.com>
6515 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6516 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6517 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6518 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6519 before canonicalizing sincos to cexpi.
6520 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6522 2007-02-05 Roger Sayle <roger@eyesopen.com>
6524 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6525 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6526 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6528 2007-02-05 Roger Sayle <roger@eyesopen.com>
6530 * mips-tfile.c (initialize_init_file): Correct endianness test.
6532 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6534 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6537 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6539 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6540 saves in a PARALLEL before the register assignments.
6542 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6544 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6545 DWARF_FRAME_RETURN_COLUMN to be a general register.
6546 * dwarf2out.c (init_return_column_size): New function, split from...
6547 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6548 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6549 to be nongeneral registers.
6550 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6552 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6553 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6555 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6557 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6559 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6561 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6562 (remove_path): Use can_remove_branch_p and remove_branch instead
6563 of loop_delete_branch_edge.
6564 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6565 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6566 Update profile using scale_dominated_blocks_in_loop.
6567 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6568 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6569 (can_remove_branch_p, remove_branch): Declare.
6570 * tree-cfg.c (tree_can_remove_branch_p): New function.
6571 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6572 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6573 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6575 2007-02-05 Jan Hubicka <jh@suse.cz>
6578 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6579 nodes in cgraph, don't remove offline copy of the function.
6581 2007-02-04 Jan Hubicka <jh@suse.cz>
6583 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6584 vectors might cause maybe_lookup_element_for_expr to be called
6585 on non-sra-candidate.
6587 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6589 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6590 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6591 spelling conventions.
6593 2007-02-04 Richard Guenther <rguenther@suse.de>
6596 * fold-const.c (try_move_mult_to_index): Make sure to not
6597 overflow one dimension of a multi-dimensional array access.
6599 2007-02-04 Jan Hubicka <jh@suse.cz>
6601 * passes.c (init_optimization_passes): Reindent.
6603 2007-02-04 Jan Hubicka <jh@suse.cz>
6604 Eric Botcazou <ebotcazou@adacore.com>
6606 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6607 (execute_fixup_cfg): Break out the abnormal goto code.
6608 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6609 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6610 (optimize_inline_calls): Call make_nonlocal_label_edges.
6612 2007-02-04 Jan Hubicka <jh@suse.cz>
6614 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6615 true when something was changed.
6616 (rename_ssa_copies): When something was changed, do
6617 TODO_remove_unused_locals.
6618 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6619 add TODO_remove_unused_locals when instruction was removed.
6621 2007-02-04 Jan Hubicka <jh@suse.cz>
6623 * ipa-inline.c (try_inline): Improve debug output; work on already
6625 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6626 call try_inline for already inlined edges too when flattening;
6627 inline also functions that make callee growth but overall unit size
6630 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6632 * config/m32c/bitops.md, config/m32c/jump.md,
6633 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6634 config/m32r/m32r.h, config/m32r/m32r.md,
6635 config/m32r/predicates.md, config/m68hc11/larith.asm,
6636 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6637 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6638 config/mips/mips-protos.h, config/mips/mips.c,
6639 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6640 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6641 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6642 spelling conventions.
6644 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6645 Follow spelling conventions.
6647 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6649 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6650 warn about C++0x compatibility.
6652 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6654 * config/h8300/h8300.c, config/h8300/h8300.h,
6655 config/h8300/h8300.md: Follow spelling conventions.
6657 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6660 * combine.c (try_combine): Do not substitute source operand
6661 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6663 2007-02-03 Jan Hubicka <jh@suse.cz>
6665 PR gcov-profile/30650
6666 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6667 do not divide by zero for never executed counters.
6668 (tree_find_values_to_profile): Fix counters.
6669 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6671 2007-02-03 Ian Lance Taylor <iant@google.com>
6673 * lower-subreg.c (simple_move_operand): New static function,
6674 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6676 (simple_move): Call simple_move_operand.
6677 (find_decomposable_subregs): Add special handling of MEMs.
6678 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6679 meaning of return value. If we see a hard register, test whether
6680 it can store a word_mode value. Change all callers.
6682 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6684 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6685 ftrapv insns and expanders.
6686 (subdi3): Change define_expand operand 1 to arith11_operand, and
6687 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6688 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6689 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6693 * varasm.c (notice_global_symbol): Treat global objects as weak when
6696 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6698 * emit-rtl.c (dconstpi): Delete.
6700 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6701 * real.h (dconstpi): Delete.
6703 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6704 (fold_builtin_hypot): Likewise.
6706 2007-02-03 Tom Tromey <tromey@redhat.com>
6709 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6710 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6712 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6714 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6715 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6716 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6717 config/rs6000/cell.md, config/rs6000/darwin.h,
6718 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6719 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6720 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6721 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6722 typos. Follow spelling conventions.
6723 * doc/invoke.texi: Follow spelling conventions.
6725 2007-02-03 Roger Sayle <roger@eyesopen.com>
6727 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6728 canonicalization transformations that attempt to simplify integer
6729 constant comparisons to become comparisons against zero.
6731 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6733 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6735 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6736 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6738 2007-02-02 Mike Stump <mrs@apple.com>
6740 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6741 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6742 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6743 generate a branch island.
6745 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6747 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6748 (xtensa_legitimate_address_p): New.
6749 (xtensa_legitimize_address): New.
6750 (xtensa_output_addr_const_extra): New.
6751 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6753 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6754 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6755 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6756 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6757 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6758 (xtensa_legitimize_address): New.
6759 (xtensa_output_addr_const_extra): New.
6761 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6763 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6765 2007-02-02 Ian Lance Taylor <iant@google.com>
6767 * expmed.c (expand_divmod): Add comment.
6769 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6771 * emit-rtl.c (renumber_insns): Remove.
6772 * flags.h: Remove the extern for flag_renumber_insns.
6773 * rtl.h: Remove the prototype for renumber_insns.
6774 * toplev.c (flag_renumber_insns): Remove.
6776 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6778 Revert for x86 darwin:
6779 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6781 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6782 code before the following patch under TARGET_MACHO.
6783 (ix86_function_value_regno_p): Likewise.
6785 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6787 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6790 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6793 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6794 general or fp registers. Add comments.
6795 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6797 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6799 * pointer-set.c (insert_aux): Only return insertion slot.
6800 (pointer_set_insert): Adjust.
6801 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6802 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6803 pointer_map_traverse): New.
6804 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6805 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6806 pointer_map_contains, pointer_map_traverse): Declare.
6808 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6811 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6812 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6814 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6816 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6818 (struct _dep): New type.
6819 (dep_t): New typedef.
6820 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6821 (DEP_STATUS): New access macro. The macro with the same name was
6822 renamed to DEP_LINK_STATUS.
6823 (dep_init): Declare function
6825 (struct _dep_link): New type.
6826 (dep_link_t): New typedef.
6827 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6828 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6829 (DEP_LINK_STATUS): New macro.
6830 (debug_dep_links): New debug function.
6832 (struct _deps_list): New type.
6833 (deps_list_t): New typedef.
6834 (DEPS_LIST_FIRST): New access macro.
6835 (FOR_EACH_DEP_LINK): New cycle macro.
6836 (create_deps_list, free_deps_list, delete_deps_list): Declare
6838 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6839 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6840 (copy_deps_list_change_con): Ditto.
6842 (move_dep_link): Declare function.
6844 (struct _dep_node): New type.
6845 (dep_node_t): New typedef.
6846 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6848 (struct haifa_insn_data.back_deps): New field to hold backward
6849 dependencies of the insn.
6850 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6852 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6853 Change its type to deps_list_t.
6854 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6855 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6856 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6858 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6860 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6862 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6864 (dep_cost): Declare.
6866 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6867 (ds_to_dk, dk_to_ds): New functions.
6869 (init_dep_1): New static function.
6870 (init_dep): New function.
6871 (copy_dep): New static function.
6873 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6875 (detach_dep_link): New static function.
6876 (move_dep_link): New function.
6878 (dep_links_consistent_p, dump_dep_links): New static functions.
6879 (debug_dep_links): New debugging function.
6881 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6883 (alloc_deps_list, init_deps_list): New static functions.
6884 (create_deps_list): New function.
6885 (clear_deps_list): New static function.
6886 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6887 (deps_list_consistent_p, dump_deps_list): New static functions.
6888 (debug_deps_list): New function.
6889 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6891 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6893 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6894 use new scheduler dependencies lists.
6895 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6896 (sched_analyze): Ditto. Initialize dependencies lists.
6897 (add_forw_dep, compute_forward_dependences): Update to use new
6898 scheduler dependencies lists.
6900 (init_dependency_caches): Init deps_obstack.
6901 (free_dependency_caches): Free deps_obstack.
6903 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6904 new scheduler dependencies lists.
6905 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6906 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6908 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6909 Update to use new scheduler dependencies lists.
6910 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6911 (debug_dependencies): Ditto.
6912 (schedule_region): Update comments.
6914 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6915 scheduler dependencies lists.
6916 (schedule_ebb): Update comments.
6918 * rtl.def (DEPS_LIST): Remove.
6920 * lists.c (unused_deps_list): Remove.
6921 (free_list): Update assertions.
6923 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6924 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6926 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6927 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6929 * haifa-sched.c (comments): Update.
6930 (insn_cost1): Remove. Inline the code into insn_cost ().
6931 (insn_cost): Update to use new scheduler dependencies lists. Move
6932 processing of the dependency cost to dep_cost ().
6933 (dep_cost): New function. Use it instead of insn_cost () when
6934 evaluating cost of the dependency. Use compatible interface to
6935 interact with the target.
6936 (priority): Update to use new scheduler dependencies lists.
6937 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6938 with greater number of insns that depend on the insn.
6939 (schedule_insn): Update to use new scheduler dependencies lists. Add
6940 code to free backward dependencies lists. Inline and optimize code
6941 from resolve_dep () - see PR28071.
6942 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6943 lists. Update call to targetm.sched.is_costly_dependence hook.
6945 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6946 scheduler dependencies lists.
6948 (resolve_dep): Remove. Move the logic to schedule_insn ().
6949 (init_h_i_d): Initialize dependencies lists.
6951 (process_insn_depend_be_in_spec): Rename to
6952 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6954 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6955 Update to use new scheduler dependencies lists.
6956 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6958 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6959 new scheduler dependencies lists.
6960 (build_intra_loop_deps): Ditto.
6962 * target.h (struct _dep): Declare to use in
6963 gcc_target.sched.is_costly_dependence.
6964 (struct gcc_target.sched.adjust_cost): Fix typo.
6965 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6966 single dep_t parameter instead of an equivalent triad.
6967 (struct gcc_target.sched.adjust_cost_2): Remove.
6969 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6971 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6973 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6975 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6977 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6978 (REG_DEP_TRUE): Document.
6980 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6981 Change signature to correspond to the targetm.sched.adjust_cost hook.
6982 Update use in TARGET_SCHED_ADJUST_COST_2.
6983 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6984 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6985 new scheduler dependencies lists.
6986 (ia64_gen_check): Ditto.
6988 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6991 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6992 signature to correspond to the targetm.sched.is_costly_dependence hook.
6993 (is_costly_group): Update to use new scheduler dependencies lists.
6995 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6996 instead of INSN_COST () macro.
6998 2007-02-01 Ian Lance Taylor <iant@google.com>
7000 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7002 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7004 * pa.md (tp_load): Correct mfctl instruction syntax.
7006 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7008 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7009 altivec_padding_size calculation on AIX. Improve comment, add
7010 assert to verify that it's right.
7012 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7015 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7018 * global.c (global_alloc): Add mising initialization of
7021 2007-02-01 Roger Sayle <roger@eyesopen.com>
7023 * alias.c (init_alias_analysis): Correct whitespace.
7024 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7025 partition_hot_cold_basic_blocks): Likewise.
7026 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7027 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7028 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7029 fold_builtin_snprintf_chk, fold_builtin_printf,
7030 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7031 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7032 * cfgcleanup.c (cleanup_cfg): Likewise.
7033 * cfgexpand.c (tree_expand_cfg): Likewise.
7034 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7035 * function.c (get_next_funcdef_no): Likewise.
7036 * gengtype.c (main): Likewise.
7037 * genmodes.c (main): Likewise.
7038 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7039 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7040 * ifcvt.c (noce_emit_move_insn): Likewise.
7041 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7043 * stor-layout.c (get_best_mode): Likewise.
7044 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7045 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7046 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7047 perform_var_substitution, solve_graph): Likewise.
7048 * tree-vrp.c (vrp_finalize): Likewise.
7050 2007-02-01 Ian Lance Taylor <iant@google.com>
7052 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7053 high part of a paradoxical subreg, return a constant zero.
7055 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7057 * toplev.c (lang_dependent_init): Call init_set_costs.
7058 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7060 2007-02-01 Richard Guenther <rguenther@suse.de>
7063 * fold-const.c (fold_negate_expr): Allow negating a
7064 constant if overflow does not change.
7066 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7068 * doc/c-tree.texi (Expression trees): Improve markup.
7069 * doc/tm.texi (Register Classes, Addressing Modes)
7070 (Floating Point): Fix spacing after abbreviations. Fix some
7073 2007-02-01 Ben Elliston <bje@au.ibm.com>
7075 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7076 * doc/contrib.texi: Likewise.
7077 * doc/install.texi: Likewise.
7079 2007-01-31 Richard Henderson <rth@redhat.com>
7080 Ian Lance Taylor <iant@google.com>
7082 * lower-subreg.c: New file.
7083 * rtl.def (CONCATN): Define.
7084 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7086 * emit-rtl.c (update_reg_offset): New static function, broken out
7087 of gen_rtx_REG_offset.
7088 (gen_rtx_REG_offset): Call update_reg_offset.
7089 (gen_reg_rtx_offset): New function.
7090 * regclass.c: Revert patch of 2006-03-05, restoring
7092 (clear_reg_info_regno): New function.
7093 * dwarf2out.c (concatn_loc_descriptor): New static function.
7094 (loc_descriptor): Handle CONCATN.
7095 * common.opt (fsplit_wide_types): New option.
7096 * opts.c (decode_options): Set flag_split_wide_types when
7098 * timevar.def (TV_LOWER_SUBREG): Define.
7099 * rtl.h (gen_reg_rtx_offset): Declare.
7100 (reg_scan_update): Declare.
7101 * regs.h (clear_reg_info_regno): Declare.
7102 * tree-pass.h (pass_lower_subreg): Declare.
7103 (pass_lower_subreg2): Declare.
7104 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7105 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7107 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7108 * Makefile.in (OBJS-common): Add lower-subreg.o.
7109 (lower-subreg.o): New target.
7111 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7113 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7115 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7118 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7120 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7123 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7125 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7127 * cfgloop.h: Include vec-prim.h.
7128 (enum li_flags): Remove LI_ONLY_OLD.
7129 (loop_iterator): Changed.
7130 (fel_next, fel_init): Iterate over loop tree.
7131 (FOR_EACH_LOOP_BREAK): New macro.
7132 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7134 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7135 * modulo-sched.c (sms_schedule): Ditto.
7136 * tree-vectorizer.c (vectorize_loops): Ditto.
7137 * doc/loop.texi: Update information on loop numbering and behavior of
7138 FOR_EACH_LOOP wrto new loops.
7139 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7140 add_to_evolution_1): Test nestedness of loops instead of comparing
7142 * tree-chrec.c (chrec_fold_plus_poly_poly,
7143 chrec_fold_multiply_poly_poly, chrec_evaluate,
7144 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7145 reset_evolution_in_loop): Ditto.
7146 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7148 2007-01-31 Dirk Mueller <dmueller@suse.de>
7150 * c-common.c (warn_about_parentheses): Separate warning about
7151 un-parenthized sequence of comparison operators from the one
7152 which is supposed to warn about x <= y <= z.
7154 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7156 * optabs.h (enum optab_index): Add new OTI_isinf.
7157 (isinf_optab): Define corresponding macro.
7158 * optabs.c (init_optabs): Initialize isinf_optab.
7159 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7161 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7162 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7164 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7165 expand_builtin_interclass_mathfn.
7166 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7167 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7168 (fxam<mode>2_i387): New insn pattern.
7169 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7170 built-in functions as x87 inline asm.
7172 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7174 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7176 2007-01-30 Eric Christopher <echristo@apple.com>
7178 * config.gcc: Add geode.
7180 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7182 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7183 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7184 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7185 value-prof.c: Fix comment typos.
7187 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7190 * doc/invoke.texi (Wpointer-arith): Document warning.
7192 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7194 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7195 the list of discrepancies from the draft TR.
7197 2007-01-30 Dirk Mueller <dmueller@suse.de>
7200 * doc/invoke.texi (-Wreturn-type): Update description to
7203 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7205 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7207 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7209 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7210 to handle optabs that operate on floating point input argument and
7211 output to integer output.
7212 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7213 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7214 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7215 expand_builtin_interclass_mathfn ().
7216 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7218 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7219 ilogbl built-in functions as x87 intrinsics.
7221 2007-01-30 Richard Guenther <rguenther@suse.de>
7224 * dwarf2out.c (reference_to_unused): Query varpool if the
7225 variable was output.
7227 2007-01-30 Richard Guenther <rguenther@suse.de>
7230 * passes.c (execute_one_pass): Reset in_gimple_form to not
7231 confuse non-unit-at-a-time mode.
7233 2007-01-29 Roger Sayle <roger@eyesopen.com>
7234 Richard Guenther <rguenther@suse.de>
7236 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7237 avoid undefined behaviour on overflow. Use force_fit_type_double
7238 to construct the constant with the specified TREE_OVERFLOW.
7240 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7242 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7243 * config/dfp-bit.h: Ditto.
7245 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7247 * c-decl.c (pop_scope): Replace warnings with call to
7248 warn_for_unused_label.
7249 * c-common.h (warn_for_unused_label): Declare.
7250 * c-common.c (warn_for_unused_label): Define.
7252 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7254 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7257 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7259 * Makefile.in (USER_H): Remove decfloat.h.
7260 * ginclude/decfloat.h: Delete, moving contents to ...
7261 * ginclude/float.h: Add support for decimal floating point,
7262 guarded by __STDC_WANT_DEC_FP__.
7264 2007-01-29 Mike Stump <mrs@apple.com>
7266 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7267 Analysis and Representation to resolve case insensitive conflict.
7268 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7270 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7272 * tree.h (struct tree_memory_tag): Add aliases member.
7273 (MTAG_ALIASES): New macro.
7274 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7275 (add_may_alias): Remove pointer-set. Update for may_aliases being
7277 (mark_aliases_call_clobbered): Update for may_aliases being a
7279 (compute_tag_properties): Ditto.
7280 (create_partition_for): Ditto.
7281 (compute_memory_partitions): Ditto.
7282 (dump_may_aliases_for): Ditto.
7283 (is_aliased_with): Ditto.
7284 (add_may_alias_for_new_tag): Ditto.
7285 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7286 (compute_is_aliased): New function.
7287 (compute_may_aliases): Call compute_is_aliased).
7288 (init_alias_info): Initialize alias_bitmap_obstack.
7289 (union_alias_set_into): New function.
7290 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7291 (have_common_aliases_p): Rewrite to take two bitmaps and use
7293 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7295 (finalize_ref_all_pointers): Update for add_may_alias changes.
7296 (new_type_alias): Ditto.
7297 * tree-flow-inline.h (may_aliases): Return a bitmap.
7298 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7299 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7300 may_aliases being a bitmap.
7301 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7302 may_aliases now returns a bitmap.
7303 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7305 * tree-ssa-operands.c (add_virtual_operand): Update for
7306 may_aliases being a bitmap.
7308 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7310 PR tree-optimization/30630
7311 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7312 variable as changed.
7314 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7317 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7318 expanded only once even if an error occurs.
7320 2007-01-29 Ben Elliston <bje@au.ibm.com>
7322 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7323 (__gcov_average_profiler): Likewise.
7324 (__gcov_ior_profiler): Likewise.
7325 (__gcov_merge_ior): Likewise.
7327 2007-01-28 Jan Hubicka <jh@suse.cz>
7329 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7330 * value-prof.c (stringop_block_profile): Likewise.
7332 2007-01-28 Jan Hubicka <jh@suse.cz>
7334 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7335 variant handling histograms; add wrapper.
7336 (clear_storage_via_libcall): Export.
7337 (emit_block_move_hints): Break out from ...; add histograms.
7338 (emit_block_move): ... this one.
7339 (clear_storage_hints): Break out from ...; add histograms.
7340 (clear_storage): ... this one.
7341 (set_storage_via_memset): Handle histogram.
7342 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7343 (clear_storage_hints, clear_storage_via_libcall): Declare.
7344 (set_storage_via_setmem): Update prototype.
7345 * doc/md.texi (movmem, setmem): Document new arguments.
7347 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7349 (stringop_block_profile): New global function.
7350 (tree_stringops_values_to_profile): Profile block size and alignment.
7351 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7353 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7354 (stringop_block_profile): Declare.
7355 * builtins.c: Include value-prof.h.
7356 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7357 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7358 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7359 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7360 * profile.c (instrument_values): Add new counters.
7361 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7363 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7364 (tree_init_edge_profiler): Build new profilers.
7365 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7366 (pass_tree_profile): Add dump.
7367 (tree_profile_hooks): Update.
7368 * Makefile.in (LIBGCOV): Add new constants.
7369 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7370 __gcov_ior_profiler): New.
7371 * i386.md (movmem/setmem expanders): Add new optional arguments.
7373 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7375 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7377 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7379 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7380 (tree_unswitch_single_loop): Pass eni_size_weights to
7381 tree_num_loop_insns.
7382 * tree-ssa-loop-manip.c: Include tree-inline.h.
7383 (can_unroll_loop_p): Pass eni_size_weights to
7384 tree_num_loop_insns.
7385 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7386 Pass eni_size_weights to estimate_num_insns.
7387 * tree.h (init_inline_once): Export.
7388 * toplev.c (backend_init): Call init_inline_once.
7389 * cgraphunit.c (cgraph_process_new_functions,
7390 cgraph_analyze_function): Pass eni_inlining_weights to
7392 * ipa-inline.c (compute_inline_parameters): Ditto.
7393 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7394 to estimate_num_insns.
7395 (try_unroll_loop_completely): Pass eni_size_weights to
7396 tree_num_loop_insns.
7397 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7398 ot estimate_num_insns.
7399 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7400 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7401 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7402 eni_time_weights): New variables.
7403 (init_inline_once): Initialize them.
7404 (struct eni_data): Mew.
7405 (estimate_num_insns_1, estimate_num_insns): Use weights.
7406 * tree-inline.h (struct eni_weights_d): New.
7407 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7408 (estimate_num_insns): Declaration changed.
7409 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7410 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7411 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7413 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7415 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7416 relations in the conflict function is valid.
7418 2007-01-27 Ian Lance Taylor <iant@google.com>
7420 * common.opt: Add fstrict-overflow.
7421 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7422 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7423 (TYPE_OVERFLOW_UNDEFINED): Define.
7424 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7426 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7427 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7428 (fold_negate_expr): Likewise.
7429 (make_range): Likewise.
7430 (extract_muldiv_1): Likewise.
7431 (maybe_canonicalize_comparison): Likewise.
7432 (fold_comparison): Likewise.
7433 (fold_binary): Likewise.
7434 (tree_expr_nonnegative_p): Likewise.
7435 (tree_expr_nonzero_p): Likewise.
7436 * tree-vrp.c (compare_values): Likewise.
7437 (extract_range_from_binary_expr): Likewise.
7438 (extract_range_from_unary_expr): Likewise.
7439 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7441 (nowrap_type_p): Likewise.
7442 * tree-scalar-evolution.c (simple_iv): Likewise.
7443 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7444 (build_range_check): Likewise.
7445 (extract_muldiv_1): Likewise.
7446 (fold_comparison): Likewise.
7447 * tree-vrp.c (vrp_int_const_binop): Likewise.
7448 (extract_range_from_unary_expr): Likewise.
7449 * convert.c (convert_to_integer): Likewise.
7450 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7451 (fold_comparison): Likewise.
7452 (fold_binary): Likewise.
7453 * optabs.c (optab_for_tree_code): Likewise.
7454 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7455 * simplify-rtx.c (simplify_const_relational_operation): Check
7456 flag_strict_overflow and flag_trapv.
7457 (simplify_const_relational_operation): Likewise.
7458 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7459 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7462 2007-01-27 Roger Sayle <roger@eyesopen.com>
7464 * tree.c (tree_fold_gcd): Delete.
7465 * tree.h (tree_fold_gcd): Remove prototype.
7466 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7467 test whether one constant integer is a multiple of another. Instead
7468 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7469 * fold-const.c (multiple_of_p): We've determined both TOP and
7470 BOTTOM are integer constants so we can call int_const_binop directly
7471 instead of the more generic const_binop.
7473 2007-01-27 Roger Sayle <roger@eyesopen.com>
7475 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7476 1*X check that the constant hasn't overflowed, to preserve the
7478 (round_up): Provide an efficient implementation when rouding-up an
7479 INTEGER_CST to a power-of-two.
7481 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7483 * doc/sourcebuild.texi: Add comma for clarity.
7484 * doc/extend.texi: Fix some typos.
7485 * doc/passes.texi: Likewise.
7486 * doc/cppinternals.texi: Likewise.
7487 * doc/c-tree.texi: Likewise.
7488 * doc/tree-ssa.texi: Likewise.
7489 * doc/install.texi: Likewise.
7491 2007-01-27 Jan Hubicka <jh@suse.cz>
7493 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7494 (pass_sra): Do not require alias information.
7495 * passes.c (init_optimization_passes): Add SRA
7497 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7499 * tracer.c (rest_of_handle_tracer): We already cleaned
7500 up the CFG in tracer() so don't do it here again.
7501 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7502 cleanup_cfg here, either. And don't call renumber_insns.
7504 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7505 and BB_HEAD are in the insn stream here. Instead make sure
7506 that BB_INSN is valid on all insns. Also, do check here that
7507 there are no pending branch predictions...
7508 (rtl_verify_flow_info): ...instead of doing it here. Checks
7509 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7512 2007-01-26 Roger Sayle <roger@eyesopen.com>
7514 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7515 function to simplify/factorize operand order canonicalization.
7516 (ix86_fixup_binary_operands): Reorganize using the above function.
7517 (ix86_binary_operator_ok): Likewise.
7519 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7521 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7522 file scope from optimize_attrs.
7523 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7525 (optimize_attrs): Clear insn_code_values after freeing it.
7527 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7529 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7530 a parts.base assignment.
7532 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7534 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7535 (compute_subscript_distance, initialize_data_dependence_relation,
7536 finalize_ddr_dependent, analyze_ziv_subscript,
7537 analyze_siv_subscript_cst_affine,
7538 compute_overlap_steps_for_affine_univar,
7539 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7540 analyze_siv_subscript, analyze_miv_subscript,
7541 analyze_overlapping_iterations, subscript_dependence_tester_1,
7542 compute_self_dependence, free_dependence_relation): Work
7543 with affine_fn instead of chrecs.
7544 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7545 common_affine_function, affine_function_base,
7546 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7547 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7548 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7549 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7550 (all_chrecs_equal_p): Removed.
7551 * tree-data-ref.h (affine_fn, conflict_function): New types.
7552 (struct subscript): Change type of conflicting_iterations_in_a
7553 and conflicting_iterations_in_b.
7555 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7558 * config/pa/pa.h (TARGET_HPUX_11): New.
7559 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7560 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7562 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7563 Richard Guenther <rguenther@suse.de>
7565 * tree-ssa-structalias.c (solve_graph): Handle case
7566 we merged the variable to another.
7568 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7570 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7573 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7574 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7576 2007-01-25 DJ Delorie <dj@redhat.com>
7578 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7579 allow changes to modes which don't fit in those registers.
7581 * reload1.c (choose_reload_regs): Check for invalid subregs before
7582 computing their locations, not after.
7584 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7587 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7588 save Altivec registers in an eh_return function.
7589 (compute_vrsave_mask): Likewise.
7590 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7591 for saving Altivec registers.
7592 (rs6000_emit_prologue): Don't allocate stack twice in
7593 eh_return function. Correct expected value of altivec_save_offset
7594 when using save_world. Describe save of R0 to stack when using
7595 save_world. Describe stack pointer adjustment when using
7596 save_world. Remove duplicated eh_return parameter register saving.
7597 Update sp_offset variable after save_world.
7598 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7600 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7601 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7604 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7606 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7608 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7611 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7612 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7614 2007-01-25 Richard Guenther <rguenther@suse.de>
7616 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7617 * common.opt (-Wcoverage-mismatch): New warning option.
7618 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7619 if -Wcoverage-mismatch is given.
7621 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7623 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7624 (ipcp_driver): Change to static definition.
7625 Add dumping of the ifunctions.
7626 (constant_val_insert): Remove unused parameter. Support for SSA.
7627 (ipcp_propagate_const): Support for SSA.
7628 (ipcp_profile_bb_print): Print only analyzed nodes.
7629 (ipcp_replace_map_create): Remove support for Fortran constant
7631 * ipa-prop.c (ipa_method_modify_stmt,
7632 ipa_callsite_compute_param): Support for SSA.
7633 * ipa-prop.h (ipcp_driver): Remove declaration.
7634 (IS_VALID_TREE_MAP_INDEX): Add define.
7636 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7638 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7640 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7643 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7644 constant argument to cabs and do it without checking for
7645 -funsafe-math-optimizations.
7647 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7649 * c-common.h (RID_FIRST_CXX0X): New.
7650 (RID_LAST_CXX0X): New.
7651 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7653 * c.opt (Wc++0x-compat): New.
7654 * doc/invoke.texi (-Wc++0x-compat): Document.
7656 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7658 * builtins.c (fold_builtin_carg): New.
7659 (fold_builtin_1): Use it.
7661 2007-01-24 Jan Hubicka <jh@suse.cz>
7663 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7665 * ipa-inline.c (initial_insns, max_insns): Delete.
7666 (compute_max_insns): New function.
7667 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7668 of insns as base for code growth.
7669 (cgraph_decide_inlining): Make initial_insns local; do not compute
7671 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7672 * doc/invoke.texi (inline-unit-growth): Update docs.
7674 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7676 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7677 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7678 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7679 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7680 for CPUs that have PTA_CX16 set.
7683 * gimplify.c (omp_check_private): New function.
7684 (gimplify_scan_omp_clauses): Use it for
7685 firstprivate/lastprivate/reduction.
7688 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7689 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7692 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7693 If lower_lastprivate_clauses emits some statements, append them
7694 to dlist rather than body_p and to body_p append an initializer.
7695 (lower_omp_for): Adjust caller.
7697 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7699 * target.h (globalize_decl_name): New.
7700 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7701 * output.h (default_globalize_decl_name): New.
7702 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7704 (globalize_decl): Ditto.
7705 (default_globalize_decl_name): New.
7706 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7707 (ia64_handle_version_id_attribute): New.
7708 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7709 (ia64_asm_output_external): Use globalize_decl_name instead
7711 * doc/extend.texi (version_id): New pragma.
7712 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7714 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7716 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7717 _uleb128_t and _Unwind_SWord with _sleb128_t.
7718 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7719 uw_frame_state_for, uw_update_context_1): Likewise.
7720 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7721 * unwind-pe.h (read_uleb128, read_sleb128,
7722 read_encoded_value_with_base): Likewise.
7723 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7725 2007-01-24 Richard Guenther <rguenther@suse.de>
7727 * builtins.c (expand_builtin_cexpi): Get the fndecl
7728 for cexp in the correct way.
7730 2007-01-24 Jan Hubicka <jh@suse.cz>
7732 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7734 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7736 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7737 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7738 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7739 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7740 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7741 __SIZEOF_PTRDIFF_T__.
7742 * doc/cpp.texi: Documentation for the new builtin macros added.
7744 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7746 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7747 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7748 instead of operands[2] to avoid access past the end of array.
7750 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7752 * reload1.c (emit_reload_insns): Pass the reload register
7753 for a non-spill output reload through forget_old_reloads_1.
7755 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7757 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7758 _SOFT_DOUBLE if doubles use software floating-point.
7759 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7760 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7761 * config/rs6000/darwin-ldouble.c: Also compile functions for
7762 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7763 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7764 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7765 commented-out long double override.
7766 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7767 * config/rs6000/eabispe.h: Likewise.
7768 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7769 long double for non-SPE.
7770 (rs6000_handle_option): Likewise.
7771 (invalid_e500_subreg): Disallow more subregs involding DImode,
7772 DFmode, TImode or TFmode.
7773 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7775 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7777 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7778 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7780 (rs6000_legitimate_address): Also check for TFmode for E500
7782 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7783 (spe_build_register_parallel): Handle TFmode and TCmode.
7784 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7786 (function_arg): Handle TFmode and TCmode for E500 double.
7787 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7789 (print_operand): Handle TFmode and TImode for %y.
7790 (rs6000_generate_compare): Handle TFmode comparisons for E500
7792 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7793 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7794 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7795 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7796 TFmode for E500 double.
7797 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7798 (floatsidf2): Enable for E500 double.
7799 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7800 (extenddftf2): Change to extenddftf2_fprs.
7801 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7802 depending on TARGET_E500_DOUBLE.
7803 (extendsftf2): Enable for E500 double.
7804 (trunctfdf2): Enable for E500 double.
7805 (trunctfsf2): Change to trunctfsf2_fprs.
7806 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7807 depending on TARGET_E500_DOUBLE.
7808 (floatsitf2): Enable for E500 double.
7809 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7810 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7811 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7812 (negtf2): Change to negtf2_internal.
7813 (negtf2): New expander.
7814 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7815 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7816 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7817 (movdi_internal32): Use rs6000_nonimmediate_operand.
7818 (unnamed splitter): Likewise.
7819 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7820 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7821 (SPE64TF, DITI): New mode macros.
7822 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7825 (frob_<mode>_di_2): New.
7826 (frob_tf_di_8_2): New.
7827 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7829 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7831 (frob_ti_<mode>_8_2): New.
7832 (frob_ti_tf_2): New.
7833 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7834 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7836 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7837 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7838 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7839 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7840 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7841 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7844 2007-01-23 Ian Lance Taylor <iant@google.com>
7846 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7848 (OBJS-archive): Reformat, alphabetize.
7849 (OBJS): Change out_object_file to OBJS-md.
7851 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7854 JUMP_P and CALL_P predicates where applicable.
7855 * config/i386/i386.c: Ditto.
7856 * config/i386/i386.md: Ditto.
7857 * config/i386/mmx.md: Ditto.
7858 * config/i386/predicates.md: Ditto.
7860 2007-01-22 Andreas Schwab <schwab@suse.de>
7862 * config/m68k/m68k.h: Fix comment.
7864 2007-01-22 Jan Hubicka <jh@suse.cz>
7866 * passes.c (init_optimization_passes): Do not rerun
7867 pass_early_warn_uninitialized.
7869 2007-01-22 Richard Guenther <rguenther@suse.de>
7871 PR tree-optimization/30038
7872 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7874 (execute_cse_sincos_1): Likewise.
7875 (execute_cse_sincos): Likewise.
7876 (gate_cse_sincos): Likewise.
7877 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7878 the cexpi() canonicalization of sincos().
7879 * tree-pass.h (pass_cse_sincos): Declare.
7880 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7882 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7884 PR rtl-optimization/29329
7885 * combine.c (replaced_rhs_insn): Rename to i2mod.
7886 (replaced_rhs_value): Rename to i2mod_new_rhs.
7887 (i2mod_old_rhs): New global variable.
7888 (combine_instructions): Adjust for above change. Save a copy of
7889 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7890 note are substituted in the second instruction.
7891 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7892 ditch the note if it pertains to the second eliminated register
7893 and this register is mentioned in i2mod_old_rhs.
7896 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7898 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7899 the insn to which the note was originally attached.
7901 2007-01-21 Jan Hubicka <jh@suse.cz>
7903 * ipa-inline.c (inlining_mode): Comment, move up.
7904 (cgraph_decide_inlining_incrementally): Do not perform inlining
7905 itself; fix handling of flattening of self recursive functions.
7906 (cgraph_find_cycles): Remove.
7907 (cgraph_flatten_node): Remove.
7908 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7909 (try_inline): New function.
7910 (cgraph_early_inlining): Update call of
7911 cgraph_decide_inlining_incrementally. Apply inlining here.
7912 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7914 2007-01-21 Dirk Mueller <dmueller@suse.de>
7917 * tree-vrp.c (check_array_bounds): do not warn
7918 about ADDR_EXPR's of ARRAY_REF's which are immediately
7919 used in binary expressions.
7921 2007-01-21 Ira Rosen <irar@il.ibm.com>
7923 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7924 read_write_dep and macros for its access.
7925 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7926 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7927 argument, call vect_check_interleaving for every independent pair of
7928 data-refs. Mark loads that access the same memory location as a store
7930 (vect_check_dependences): Remove.
7931 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7932 call, fix the call to vect_analyze_data_ref_dependence.
7933 (vect_analyze_data_ref_access): For statements that access the same
7934 data-ref, check that they are not stores; for loads, check that there
7935 is no store that access the same location.
7937 2007-01-20 Roger Sayle <roger@eyesopen.com>
7938 Joseph Myers <joseph@codesourcery.com>
7940 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7941 (-fdump-rtl-stack): Likewise.
7942 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7943 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7944 (-mpt-fixed): Use @minus{} for minus sign.
7945 (Using Precompiled Headers): Fix under/overfull hbox.
7947 2007-01-20 Jan Hubicka <jh@suse.cz>
7949 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7950 place within annotation.
7952 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7954 * pa.c (output_move_double): Change array size of xoperands to 4.
7956 2007-01-20 Jan Hubicka <jh@suse.cz>
7958 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7961 2007-01-19 Ian Lance Taylor <iant@google.com>
7963 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7964 constant to unsigned HOST_WIDE_INT before negating.
7966 2007-01-19 Ian Lance Taylor <iant@google.com>
7968 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7970 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7971 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7972 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7973 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7974 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7975 (realloc_vdef, realloc_vuse): Change second parameter to
7977 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7979 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7980 unsigned. Change x and lim locals to unsigned.
7981 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7983 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7984 (copy_virtual_operands): Change i and n locals to unsigned.
7986 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7989 * builtins.c (fold_builtin_1): Handle builtin fdim.
7991 2007-01-20 Jan Hubicka <jh@suse.cz>
7993 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7994 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7995 init_alias_heapvars.
7996 (init_alias_heapvars): Initialize only when not already initialized.
7997 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7999 2007-01-19 Roger Sayle <roger@eyesopen.com>
8001 * common.opt (fsigned-zeros): New command line option.
8002 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8003 of flag_unsafe_math_optimizations.
8004 * opts.c (set_fast_math_flags): The -ffast-math command line option
8005 implies -fno-signed-zeros.
8006 (fast_math_flags_set_p): Likewise.
8008 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8009 the documentation of -ffast-math appropriately. Wrap long lines.
8011 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8013 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8014 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8016 2007-01-19 Tomas Bily <tbily@suse.cz>
8018 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8020 (tree_init_ic_make_global_vars): New function
8021 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8022 (tree_gen_ic_profiler): New function
8023 (tree_gen_ic_func_profiler): New function
8024 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8025 (tree_profile_hooks): Added hook for indirec/virtual calls
8026 * value-prof.c (tree_find_values_to_profile): New case for
8028 (tree_values_to_profile): Call for determining indirect/virtual
8030 (tree_indirect_call_to_profile): New function
8031 (tree_ic_transform): New function
8032 (tree_ic): New function
8033 (find_func_by_pid): New function
8034 (init_pid_map): New function
8035 (tree_value_profile_transformations): Added check for
8036 indirect/virtual call transformation
8037 * value-prof.h (enum hist_type): New counter type for
8038 indirect/virtual calls
8039 (profile_hooks): Added new hook for profiling indirect/virtual
8041 * profile.c (instrument_values): New case for indirect/virtual
8043 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8044 (GCOV_COUNTER_V_INDIR): New counter type
8045 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8046 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8048 * cgraph.c: Definition of cgraph_max_pid
8049 (cgraph_create_node): Default init of pid attribute
8050 * cgraph.h: Declaration of cgraph_max_pid
8051 (struct cgraph_node): Added pid attribute
8052 * libgcov.c (__gcov_indirect_call_profiler): New function
8053 (__gcov_one_value_profiler_body): New function
8054 (__gcov_one_value_profiler): Body was moved to
8055 __gcov_one_value_profiler_body and calls it
8057 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8059 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8060 * gengtype.c (write_types_data, write_func_for_structure,
8061 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8062 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8063 (walk_type, write_func_for_structure): Generate the mark_hook if
8066 2007-01-19 Jan Hubicka <jh@suse.cz>
8068 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8069 'early' argument take inlining mode argument specifying whether to
8070 inline for size/speeed or all functions; add support for flattening;
8072 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8074 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8077 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8078 the name of the declared identifier.
8080 2007-01-19 Dirk Mueller <dmueller@suse.de>
8082 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8083 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8084 duplicate evaluation.
8086 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8089 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8090 to XFMode, use acosxf2 and truncate result to requested mode.
8091 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8092 (asin<mode>2): Similarly, with asin expanders.
8093 (*fscalexf4_i387): Rename from *fscalexf4.
8094 (expNcorexf3): New expander.
8095 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8096 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8097 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8098 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8099 patterns for SSE math.
8100 (exp10<mode>2): Similarly, with exp10 expanders.
8101 (exp2<mode>2): Similarly, with exp2 expanders.
8102 (expm1<mode>2): Similarly, with expm1 expanders.
8103 (ldexp<mode>3): Similarly, with ldexp expanders.
8104 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8105 Use gen_truncxf<mode>2_i387_noop to truncate result.
8107 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8109 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8110 for ColdFire targets.
8112 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8113 Richard Sandiford <richard@codesourcery.com>
8115 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8116 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8117 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8118 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8119 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8120 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8122 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8124 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8125 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8126 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8127 (*adddi_dilshr32_cf): New pattern.
8128 (adddi3, subdi3): Remove first alternatives.
8130 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8132 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8133 implemented using move.l, do not use its cc result for floating-point
8136 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8138 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8139 from accepting 's' constraints if flag_pic.
8141 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8143 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8144 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8145 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8146 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8148 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8150 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8151 ColdFire alternatives.
8152 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8153 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8154 architectures that support ff1 instruction.
8156 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8157 Julian Brown <julian@codesourcery.com>
8159 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8160 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8161 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8164 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8166 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8168 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8169 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8170 HOST_WIDE_INT instead of an rtx.
8171 (m68k_rtx_costs): Update call accordingly.
8172 (output_move_const_into_data_reg): Likewise. Fix formatting.
8173 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8175 (output_move_simode_const): Update calls after above changes.
8176 Rework to use automatic variables and predicates like MEM_P.
8177 * config/m68k/m68k.md (pushexthisi_const): Update call to
8180 2007-01-19 Dirk Mueller <dmueller@suse.de>
8182 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8185 2007-01-19 Richard Guenther <rguenther@suse.de>
8187 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8188 via cexp in case sincos is not available.
8190 2007-01-19 Richard Guenther <rguenther@suse.de>
8192 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8193 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8194 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8195 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8196 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8197 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8198 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8199 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8201 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8203 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8205 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8206 (atan2xf3): Directly generate RTL pattern.
8207 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8208 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8209 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8210 disable patterns for SSE math.
8211 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8212 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8213 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8214 disable patterns for SSE math.
8216 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8218 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8220 2007-01-18 Roger Sayle <roger@eyesopen.com>
8222 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8223 VIEW_CONVERT_EXPR to the same type as it's operand.
8225 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8227 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8228 configured for long double 128.
8230 2007-01-18 Mike Stump <mrs@apple.com>
8232 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8235 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8237 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8240 2007-01-18 Jan Hubicka <jh@suse.cz>
8242 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8243 greater than NUM_VOP_FREE_BUCKETS.
8245 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8247 * tree-ssa-structalias.c: Update comments.
8248 (ptabitmap_obstack): Removed.
8250 (oldpta_obstack): Ditto.
8251 (stats): Add a few members.
8252 (struct variable_info): Remove node, complex, address_taken, and
8253 indirect_target members. Add oldsolution member.
8254 (new_var_info): Do not initialize removed members.
8255 (constraint_expr_type): Remove INCLUDES.
8256 (constraint_graph): Add size, implicit_preds, rep,
8257 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8258 (FIRST_REF_NODE): New macro.
8259 (LAST_REF_NODE): Ditto.
8260 (FIRST_ADDR_NODE): Ditto.
8261 (find): New function.
8263 (dump_constraint): Do not handle INCLUDES.
8264 (insert_into_complex): Do not insert duplicate constraints.
8265 (condense_varmap_nodes): Renamed and rewritten into ...
8266 (merge_node_constraints): This. Also fix bug in handling of
8267 offseted copy constraints.
8268 (clear_edges_for_node): No longer need to deal with preds at all,
8269 or removing associated preds/succs.
8270 (merge_graph_nodes): Deal with indirect_cycles.
8271 Don't deal with predecessors.
8272 (add_implicit_graph_edge): New function.
8273 (add_pred_graph_edge): Ditto.
8274 (add_graph_edge): Don't deal with predecessors.
8275 (build_constraint_graph): Removed.
8276 (build_pred_graph): New function.
8277 (build_succ_graph): Ditto.
8278 (struct scc_info): Removed in_component. Added roots, dfs, and
8279 node_mapping. Remove visited_index, unification_queue.
8280 (scc_visit): Deal with union-find we do now.
8281 Deal with cycles with REF nodes.
8282 (collapse_nodes): Renamed and rewritten to ...
8283 (unify_nodes): This.
8284 (process_unification_queue): Removed.
8285 (topo_visit): Cleanup
8286 (do_da_constraint): Use find.
8287 (do_sd_constraint): Ditto.
8288 (do_ds_constraint): Ditto.
8289 (do_complex_constraint): Ditto.
8290 (init_scc_info): Update for removed and added members.
8291 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8292 (find_indirect_cycles): This.
8293 (equivalence_class): New variable.
8294 (label_visit): New function.
8295 (perform_variable_substitution): Rewritten.
8296 (free_var_substitution_info): New function.
8297 (find_equivalent_node): Ditto.
8298 (move_complex_constraints): Ditto.
8299 (eliminate_indirect_cycles): Ditto.
8300 (solve_graph): Only propagate changed bits.
8301 Use indirect cycle elimination.
8303 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8304 (tree_id_eq): Renamed to ...
8305 (tree_vi_eq): This. Update for member change
8306 (insert_id_for_tree): Renamed and rewritten to ...
8307 (insert_vi_for_tree): This.
8308 (lookup_id_for_tree): Renamed and rewritten to ...
8309 (lookup_vi_for_tree): This.
8310 (get_id_for_tree): Renamed and rewritten to ...
8311 (get_vi_for_tree): Ditto.
8312 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8313 (process_constraint): Don't handle INCLUDES.
8314 Remove special ADDRESSOF case.
8315 (find_func_aliases): Rewrite to use vi functions instead of id
8317 (create_function_info_for): Ditto.
8318 (create_variable_info_for): Ditto.
8319 (intra_create_variable_infos): Ditto.
8320 (merge_smts_into): Ditto.
8321 (find_what_p_points_to): Ditto.
8322 (init_base_vars): Ditto.
8323 (init_alias_vars): Ditto.
8324 (remove_preds_and_fake_succs): New function.
8325 (dump_sa_points_to_info): Dump new stats.
8326 (dump_solution_for_var): Use find.
8327 (set_used_smts): Fix formatting.
8328 (compute_points_to_sets): Updated for new functions.
8329 (ipa_pta_execute): Ditto.
8331 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8332 Richard Sandiford <richard@codesourcery.com>
8334 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8336 * calls.c (expand_call): If the return value is a PARALLEL,
8337 extract its first member.
8338 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8339 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8340 use FUNCTION_EXTRA_EPILOGUE.
8341 (m68k_function_value): Return a PARALLEL if the return value
8342 is of a pointer type.
8343 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8344 (FUNCTION_EXTRA_EPILOGUE): Remove.
8345 * config/m68k/m68k.md (D0_REG): New constant.
8347 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8349 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8350 output a NOP for empty epilogues.
8352 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8354 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8355 before function. Extend register save check to include all
8356 registers, not just integer ones.
8358 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8360 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8361 (m68k_use_return_insn): ...this.
8362 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8363 * config/m68k/m68k.c (use_return_insn): Rename to...
8364 (m68k_use_return_insn): ...this.
8365 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8368 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8370 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8371 nearest even, fix denormal rounding overflow.
8373 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8375 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8376 f%$smove and f%$move.
8377 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8378 (extendsfdf2_cf): Use fdmove instead of f%&move.
8379 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8380 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8382 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8384 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8387 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8389 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8390 (coldfire_single_format): Declare.
8391 (coldfire_double_format): Likewise.
8392 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8393 of qnan_msb_set to determine the lower bits of a canonical
8395 (encode_ieee_double): Likewise.
8396 (encode_ieee_quad): Likewise.
8397 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8398 (mips_single_format): Likewise.
8399 (ieee_double_format): Likewise.
8400 (mips_double_format): Likewise.
8401 (ieee_extended_motorola_format): Likewise.
8402 (ieee_extended_intel_96_format): Likewise.
8403 (ieee_extended_intel_128_format): Likewise.
8404 (ieee_extended_intel_96_round_53_format): Likewise.
8405 (ibm_extended_format): Likewise.
8406 (mips_extended_format): Likewise.
8407 (ieee_quad_format): Likewise.
8408 (mips_quad_format): Likewise.
8409 (vax_f_format): Likewise.
8410 (vax_d_format): Likewise.
8411 (vax_g_format): Likewise.
8412 (i370_single_format): Likewise.
8413 (i370_double_format): Likewise.
8414 (decimal_single_format): Likewise.
8415 (decimal_double_format): Likewise.
8416 (decimal_quad_format): Likewise.
8417 (c4x_single_format): Likewise.
8418 (c4x_extended_format): Likewise.
8419 (real_internal_format): Likewise.
8420 (coldfire_single_format): New real_format.
8421 (coldfire_double_format): Likewise.
8422 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8423 canonical_nan_lsbs_set.
8424 (pdp11_d_format): Likewise.
8425 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8426 if TARGET_COLDFIRE_CPU.
8428 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8430 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8431 (output_call, m68k_legitimize_call_address): Declare.
8432 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8433 parenthesees. Add support for a 'W' constraint.
8434 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8435 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8436 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8437 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8439 (override_options): Initialize them. Do not set flag_no_function_cse
8440 for TARGET_ID_SHARED_LIBRARY.
8441 (m68k_output_pic_call): Delete.
8442 (m68k_legitimize_call_address): New function.
8443 (print_operand): Remove the %o prefix. Handle the %p prefix.
8444 (output_call): New function.
8445 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8446 target address from the GOT if symbolic jumps are not allowed.
8447 * config/m68k/m68k.md (call, general_operand): Do not set
8448 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8449 Merge separate flag_pic and !flag_pic define_insns into...
8450 (*call, *call_value): ...these new patterns. Match the address
8451 rather than the containing MEM and require it to be a call_operand.
8452 Use output_call to generate the asm template.
8453 * config/m68k/predicates.md (const_call_operand): New predicate.
8454 (call_operand): Likewise.
8456 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8458 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8459 (STACK_GROWS_DOWNWARD): Define to 1.
8460 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8461 comments, emphasizing that these values are only defaults.
8462 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8463 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8465 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8467 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8469 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8470 Richard Sandiford <richard@codesourcery.com>
8472 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8473 (FP_REGNO_P): New macros.
8474 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8475 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8476 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8477 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8479 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8481 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8482 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8484 * config/m68k/t-floatlib: New file, extracting common code from...
8485 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8486 * config/m68k/t-uclinux: Here.
8487 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8488 routines on ColdFire targets.
8490 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8492 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8493 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8494 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8495 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8496 explicitly set MOTOROLA to 1.
8497 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8499 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8500 Nathan Sidwell <nathan@codesourcery.com>
8502 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8503 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8504 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8505 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8506 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8507 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8508 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8509 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8510 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8511 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8512 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8513 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8514 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8515 (DBX_REGISTER_NUMBER): Delete.
8516 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8517 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8518 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8520 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8522 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8523 * config/flat.h: New file.
8524 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8526 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8527 indirect references for -msep-data or -mid-shared-library.
8528 Do not use PC-relative code addresses either.
8529 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8531 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8532 for shared libraries and crt1.o for executables. Use crti.o and
8534 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8535 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8536 Do not add -elf2flt or -shared-lib-id options here.
8537 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8538 Pass -shared-lib-id if -mid-shared-library, taking the library
8539 identifier from -mshared-library-id if given, otherwise
8541 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8542 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8543 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8544 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8545 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8546 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8548 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8549 jump sequence for ISA A and ISA A+.
8550 (PICJUMP): Likewise.
8552 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8554 * config.gcc (m68k-*-uclinux*): Base the port on the common
8555 and m68k GNU/Linux files rather than on the generic ELF ones.
8556 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8557 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8559 2007-01-18 Julian Brown <julian@codesourcery.com>
8560 Richard Sandiford <richard@codesourcery.com>
8562 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8563 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8564 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8566 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8568 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8570 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8572 * doc/install.texi: Document m68k-uclinuxoldabi.
8573 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8574 * config/m68k/uclinux-oldabi.h: New file, copied from
8575 config/m68k/uclinux.h.
8577 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8579 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8580 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8581 (m32r_compute_frame_size): Use unsigned for regno.
8582 (m32r_reload_lr): Use gen_frame_mem.
8584 (m32r_output_function_epilogue): Don't output the function epilogue
8586 (m32r_expand_epilogue): New.
8587 (direct_return): Return false if the function has the interrupt
8589 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8590 * config/m32r/m32r.md (epilogue): New expander.
8591 (return_lr, return_rte): New insns.
8592 (return): Make it expander.
8593 (return_normal): New expander.
8595 2007-01-18 Josh Conner <jconner@apple.com>
8598 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8599 support for UNLE, UNLT, UNGE, and UNGT.
8601 2007-01-18 Jan Hubicka <jh@suse.cz>
8603 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8604 * tree-tailcall (add_virtual_phis): Likewise.
8605 (optimize_tail_call): Return TODOs.
8606 (execute_tail_calls): Return TODOs.
8607 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8608 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8610 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8611 Cleanup cfg using TODO.
8612 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8613 * passes.c (execute_function_todo): When cleanup did something, remove
8615 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8616 (make_edges): Don't cleanup_cfg.
8618 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8620 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8621 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8622 operate on the top of stack.
8623 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8624 register handling of instructions that output to the second
8626 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8627 (move_for_stack_reg): Special-case check for dead destination
8628 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8630 * config/i386/i386.md (UNSPEC_TAN): New constant.
8631 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8632 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8633 to correctly model move of constant 1.0 to top stack slot.
8634 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8635 (unnamed peephole2 pattern): Remove corresponding peephole2
8636 pattern that optimizes tan insn and loading of constant 1.0.
8637 (tanxf2): Use fptanxf4_i387.
8638 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8639 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8640 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8641 disable patterns for SSE math.
8642 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8643 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8645 2007-01-18 Dirk Mueller <dmueller@suse.de>
8646 Richard Guenther <rguenther@suse.de>
8649 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8650 * common.opt (Warray-bounds): Add new warning option.
8651 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8653 * Makefile.in: make tree-vrp.o depend on toplev.h
8654 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8656 (check_array_refs, check_array_bounds, check_array_ref): New.
8658 2007-01-18 Jan Hubicka <jh@suse.cz>
8660 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8661 (execute_ssa_ccp): Return flags conditionally.
8662 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8664 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8666 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8668 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8669 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8671 * Makefile.c (GTFILES): Add cfglayout.h.
8672 * gengtype.c (open_base_files): Likewise.
8673 * cfglayout.c (cfg_layout_function_footer,
8674 cfg_layout_function_header) Reindent to make gengtype happy.
8675 * cfglayout.h (cfg_layout_function_footer,
8676 cfg_layout_function_header): Add GTY(()) marker.
8678 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8680 2007-01-18 Ben Elliston <bje@au.ibm.com>
8682 * genautomata.c (write_automata): Include xstrerror output in the
8683 error message if writing the DFA description file fails.
8685 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8687 * config/mips/mips-protos.h (mips_output_external): Make it
8689 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8690 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8691 (extern_list): Likewise.
8692 (extern_head): Likewise.
8693 (TARGET_ASM_FILE_END): Likewise.
8694 (mips_file_end): Likewise.
8695 (mips_output_external): Rewritten.
8697 2007-01-18 Ben Elliston <bje@au.ibm.com>
8699 * genpreds.c (write_insn_preds_c): Only write out the function
8700 body for regclass_for_constraint if we have register constraints.
8702 2007-01-17 Tom Tromey <tromey@redhat.com>
8704 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8705 * doc/install.texi (Testing): Use sourceware.org.
8706 (Binaries): Likewise.
8707 (Specific): Likewise.
8708 * doc/contrib.texi (Contributors): Use sourceware.org.
8710 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8712 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8713 (AVR_ENHANCED): Rename to ...
8714 (AVR_HAVE_MUL): ... new.
8715 (avr_enhanced_p): Rename to ...
8716 (avr_have_mul_p): ... new.
8717 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8718 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8719 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8720 (avr_have_mul_p): ... new.
8721 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8722 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8723 'avr_enhanced_p' and 'enhanced'.
8724 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8725 AVR_HAVE_MUL instead of AVR_ENHANCED.
8726 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8727 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8728 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8729 instead of AVR_ENHANCED.
8730 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8731 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8732 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8734 2007-01-17 Ian Lance Taylor <iant@google.com>
8736 * vec.h (VEC_reserve_exact): Define.
8737 (vec_gc_p_reserve_exact): Declare.
8738 (vec_gc_o_reserve_exact): Declare.
8739 (vec_heap_p_reserve_exact): Declare.
8740 (vec_heap_o_reserve_exact): Declare.
8741 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8743 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8745 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8746 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8747 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8748 * vec.c (calculate_allocation): Add exact parameter. Change all
8750 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8751 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8752 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8753 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8754 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8755 (vec_heap_p_reserve_exact): New function.
8756 (vec_heap_o_reserve_exact): New function.
8758 2007-01-17 Jan Hubicka <jh@suse.cz>
8760 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8762 2007-01-17 Eric Christopher <echristo@apple.com>
8764 * config.gcc: Support core2 processor.
8766 2007-01-16 Jan Hubicka <jh@suse.cz>
8768 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8769 the names, just unlink the chain so we don't crash on dangling pointers
8772 2007-01-16 Jan Hubicka <jh@suse.cz>
8774 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8775 * tree-pass.h: Reorder to make IPA passes appear toegher.
8776 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8777 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8778 parameters, do not call early inliner.
8779 * ipa-inline.c: Update comments. Include tree-flow.h
8780 (cgraph_decide_inlining): Do not compute inlining parameters.
8781 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8782 be called with function context set up.
8783 (pass_ipa_inline): Remove unreachable functions before pass.
8784 (cgraph_early_inlining): Simplify assuming to be called from the
8786 (pass_early_inline): New pass.
8787 (cgraph_gate_ipa_early_inlining): New gate.
8788 (pass_ipa_early_inline): Turn into simple wrapper.
8789 (compute_inline_parameters): New function.
8790 (gate_inline_passes): New gate.
8791 (pass_inline_parameters): New pass.
8792 (apply_inline): Move here from tree-optimize.c
8793 (pass_apply_inline): New pass.
8794 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8796 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8798 (tree_function_versioning): Do not allocate dummy struct function.
8799 * tree-inline.h (optimize_inline_calls): Update prototype.
8800 * tree-optimize.c (execute_fixup_cfg): Export.
8801 (pass_fixup_cfg): Remove
8802 (tree_rest_of_compilation): Do not apply inlines.
8803 * tree-flow.h (execute_fixup_cfg): Declare.
8804 * Makefile.in (gt-passes.c): New.
8805 * passes.c: Include gt-passes.h
8806 (init_optimization_passes): New passes.
8807 (nnodes, order): New static vars.
8808 (do_per_function_toporder): New function.
8809 (execute_one_pass): Dump current pass here.
8810 (execute_ipa_pass_list): Don't dump current pass here.
8812 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8814 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8815 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8817 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8819 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8820 (strong_alias): Define.
8821 (__gcc_qmul): Provide non-FMA for soft-float.
8827 (__gcc_qunord): New.
8837 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8838 soft-float functions.
8839 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8840 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8841 about long double soft float.
8843 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8844 Tehila Meyzels <tehila@il.ibm.com>
8846 * tree-vectorizer.h (is_pattern_stmt_p): New.
8847 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8848 formatting (tabs instead of spaces). Cleanup and clarify setting
8849 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8850 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8851 (vectorizable_type_demotion): Check that types are integral.
8852 (vectorizable_type_promotion): Likewise.
8853 (vectorizable_store): Fix typo. Eliminate new-line at end of
8856 2007-01-16 Jan Hubicka <jh@suse.cz>
8858 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8861 2007-01-15 Eric Christopher <echristo@apple.com>
8863 * ifcvt.c: Include vec.h, vecprim.h.
8864 (check_cond_move_block): New argument regs.
8865 Reorganize. Add registers used to regs.
8866 (cond_move_process_if_block): Use regs set above as
8869 2007-01-15 Eric Christopher <echristo@apple.com>
8871 * config/darwin.h: Update copyright.
8872 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8873 (LINK_COMMAND_SPEC): Add -u.
8874 (LINK_SPEC): Fix umbrella for above.
8876 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8878 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8881 2007-01-15 Tom Tromey <tromey@redhat.com>
8883 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8884 * doc/install.texi (Testing): Don't mention jacks.
8885 (Configuration): Document --enable-java-maintainer-mode. Move
8886 --with-java-home to libgcj-specific section. Document
8888 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8890 2007-01-15 Jan Hubicka <jh@suse.cz>
8892 * tree-ssa-dce.c (DCE_TODOs): New.
8893 (propagate_necessity): Return if something changed.
8894 (eliminate_unnecessary_stmts): Likewise.
8895 (perform_tree_ssa_dce): Return TODO flags when needed.
8896 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8898 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8900 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8901 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8902 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8903 patterns using X87MODEF12 mode macro. Extend operand 1
8904 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8905 (log10<mode>2): Ditto.
8906 (log2<mode>2): Ditto.
8907 (log1p<mode>2): Ditto.
8908 (logb<mode>2): Ditto.
8909 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8910 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8911 (*fxtractxf3_i387): Rename from *fxtractxf3.
8912 (fxtract_extend<mode>xf3_i387): New insn pattern.
8913 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8914 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8915 and gen_fyl2xxf3_i387().
8917 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8919 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8920 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8921 get_loop_exit_edges. Changed return type to bool.
8922 * cfgloop.h (fix_loop_placement): Declaration removed.
8924 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8926 * param.h (MIN_VECT_LOOP_BOUND): New.
8927 * params.def (MIN_VECT_LOOP_BOUND): New.
8928 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8929 argument - minimum threshold for number of iterations.
8930 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8931 argument to declaration.
8932 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8933 MIN_VECT_LOOP_BOUND.
8934 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8935 slpeel_tree_peel_loop_to_edge with additional argument.
8936 (vect_do_peeling_for_alignment): Likewise.
8937 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8939 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8942 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8945 2007-01-14 Jan Hubicka <jh@suse.cz>
8947 * tree-dfa.c (remove_referenced_var): New function.
8948 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8949 prune referenced vars list too.
8950 * tree-flow.h (remove_referenced_var): Declare.
8952 2007-01-14 Jan Hubicka <jh@suse.cz>
8954 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8956 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8957 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8958 * except.h (verify_eh_throw_table_statements): Kill prototype.
8959 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8960 into call exrepssions.
8961 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8963 * tree-cfg.c: Include pointer-set.h.
8964 (verify_node_sharing): Work on pointer set.
8965 (verify_eh_throw_stmt_node): New.
8966 (verify_stmts): Use pointers sets, verify throw_stmt.
8968 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8970 * ipa-reference.c (analyze_function): Consider also addresses taken
8973 2007-01-12 Roger Sayle <roger@eyesopen.com>
8975 * c-typeck.c (null_pointer_constant_p): Replace use of
8976 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8977 (build_c_cast): Likewise.
8979 2007-01-12 Roger Sayle <roger@eyesopen.com>
8981 * tree.h (force_fit_type_double): Remove unused final argument.
8982 * c-common.c (constant_expression_warning): Replace use of
8983 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8984 (convert_and_check): Likewise.
8985 (shorten_compare): Update call to force_fit_type_double.
8986 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8987 * convert.c (convert_to_pointer): Update call to
8988 force_fit_type_double.
8989 * fold-const.c (force_fit_type_double): Remove overflowed_const
8991 (int_const_binop, fold_convert_const_int_from_int,
8992 fold_convert_const_int_from_real, fold_div_compare,
8993 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8994 fold_abs_const, fold_not_const): Remove the final argument from
8995 calls to force_fit_type_double.
8997 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8999 * configure.ac: Set insn to "nop" for spu-*-* also.
9000 * configure: Regenerate.
9002 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9004 * builtins.def : Add BUILT_IN_FREE.
9006 2007-01-12 Jan Hubicka <jh@suse.cz>
9008 PR tree-optimization/30443
9009 * tree-inline.c (tree_function_versioning): Do not optimize when
9010 cloning for inlining.
9012 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9014 * doc/loop.texi: Document recording of loop exits.
9015 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9016 (update_single_exits_after_duplication,
9017 update_single_exit_for_duplicated_loop,
9018 update_single_exit_for_duplicated_loops): Removed.
9019 (duplicate_loop_to_header_edge): Do not call
9020 update_single_exits_after_duplication and
9021 update_single_exit_for_duplicated_loops.
9022 (loop_version): Do not update single_exit information.
9023 (fix_loop_structure): Use record_loop_exits instead of
9024 mark_single_exit_loops.
9025 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9026 the lists of loop exits.
9027 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9028 split_edge, merge_blocks): Update the lists of loop exits.
9029 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9030 loop_optimizer_init.
9031 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9032 of mark_single_exit_loops.
9033 (loop_optimizer_finalize): Call release_recorded_exits.
9034 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9035 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9036 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9037 update single exit information.
9038 * lambda-code.c (perfect_nestify): Ditto.
9039 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9040 (mark_single_exit_loops): Removed.
9041 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9042 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9043 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9045 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9046 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9047 (verify_loop_structure): Verify consistency of the exit lists.
9048 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9049 (set_single_exit): Removed.
9050 * cfgloop.h (struct loop_exit): New function.
9051 (struct loop): single_exit_ field replaced by exits field.
9052 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9053 (struct loops): Added exits hash.
9054 (mark_single_exit_loops, set_single_exit): Declaration removed.
9055 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9057 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9059 * doc/invoke.texi: Avoid use of @headitem.
9061 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9063 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9065 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9067 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9070 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9071 Richard Sandiford <richard@codesourcery.com>
9073 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9074 * config/m68k/m68k.opt: Resort options.
9075 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9077 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9078 Richard Sandiford <richard@codesourcery.com>
9080 * doc/invoke.texi: Document the macros that are defined by
9081 m68k's -mtune and -mhard-float options.
9082 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9083 (m68k_cpp_cpu_family): Likewise.
9084 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9085 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9086 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9087 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9088 (m68k_cpp_cpu_family): Likewise.
9090 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9092 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9093 macros besides mc68000 as tuning macros. Use a switch statement
9094 to set them and mcpu32.
9096 2007-01-12 Julian Brown <julian@codesourcery.com>
9098 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9099 (TARGET_68040_ONLY): Rename to...
9100 (TARGET_68040): ...this.
9101 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9102 * config/m68k/m68k.md: Likewise.
9104 2007-01-12 Julian Brown <julian@codesourcery.com>
9105 Nathan Sidwell <nathan@codesourcery.com>
9106 Richard Sandiford <richard@codesourcery.com>
9108 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9109 the -mcpu= argument associated with the --with-cpu setting.
9110 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9111 if different from the one implied by the -mcpu setting.
9112 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9113 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9114 * doc/invoke.texi: Mention ColdFire in the introduction to the
9115 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9116 -mno-div and -mhard-float options. Make -m68881 a synonym for
9117 -mhard-float. Document the previously-undocumented -m5206e,
9118 -m528x, -m5307 and -m5407 options. Tweak the existing option
9119 documentation for consistency.
9120 * doc/install.texi: Mention new --with-cpu arguments.
9121 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9122 default CPU if neither -mcpu nor -march are specified.
9123 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9124 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9125 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9126 using m68k_tune to decide between families that implement the
9127 same ISA. Use m68k_tune to set __mcfv4e__.
9128 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9129 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9130 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9131 (FL_ISA_C, FL_ISA_MMU): New macros.
9132 (MASK_COLDFIRE): Delete.
9133 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9134 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9135 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9136 (TARGET_HARD_FLOAT): Do not define here.
9137 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9138 (TUNE_68000): New macro.
9139 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9140 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9141 (TUNE_CFV2): Redefine in terms of m68k_tune.
9142 (uarch_type, target_device, fpu_type): New enums.
9143 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9144 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9145 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9146 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9147 (FL_FOR_isa_c): New macros.
9148 (m68k_isa): New enum.
9149 (m68k_target_selection): New structure.
9150 (all_devices, all_isas, all_microarchs): New tables.
9151 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9152 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9153 (MASK_ALL_CPU_BITS): Delete.
9154 (m68k_find_selection): New function.
9155 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9156 Map the legacy target options to a combination of the new ones.
9157 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9158 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9159 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9161 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9162 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9164 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9165 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9166 * config/m68k/m68k-devices.def: New file.
9168 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9169 Nathan Sidwell <nathan@codesourcery.com>
9171 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9172 (SUBTARGET_EXTRA_SPECS): New macros.
9173 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9174 use %(asm_cpu_spec) instead.
9175 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9176 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9177 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9178 (EXTRA_SPECS): Rename to...
9179 (SUBTARGET_EXTRA_SPECS): ...this.
9181 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9182 Richard Sandiford <richard@codesourcery.com>
9183 Julian Brown <julian@codesourcery.com>
9185 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9186 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9187 to the configuration's default CPU.
9188 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9189 Remove default masks.
9190 (m680[012]0-*-*): Set the default with_cpu to the first part of
9192 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9193 (m68k*-*-linux): Extend the --with-cpu handling to...
9194 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9195 and m68010. Don't set target_cpu_default2.
9196 * doc/install.texi: Document --with-cpu for m68k.
9197 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9198 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9199 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9200 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9201 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9202 (ASM_SPEC): Remove use of %(asm_cpu_default).
9203 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9204 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9205 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9206 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9207 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9208 (TARGET_DEFAULT): Delete.
9209 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9210 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9211 (CPP_CPU_SPEC): Delete.
9212 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9213 the appropriate string.
9214 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9215 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9216 (ASM_SPEC): Don't use %(asm_default_spec).
9217 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9218 TARGET_DEFAULT and add MASK_68881.
9219 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9221 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9223 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9224 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9225 MASK_68010 alongside MASK_68020.
9226 * doc/invoke.texi: Document -m68010.
9227 * config/m68k/m68k.opt (m68010): New.
9228 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9230 (TUNE_68010): New macro.
9231 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9232 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9233 (M68K_CPU_m68332): Add MASK_68010.
9234 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9235 fallback definition.
9236 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9238 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9239 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9240 to all entries that use MASK_68020.
9241 (output_move_simode_const, output_move_himode, output_move_qimode)
9242 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9243 instead of TARGET_68020 to select clr behavior. Remove comment
9244 about there being no TARGET_68010.
9245 * config/m68k/m68k.md: Likewise throughout.
9247 2007-01-12 Julian Brown <julian@codesourcery.com>
9249 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9250 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9251 * config/m68k/m68k.md: Likewise.
9253 2007-01-12 Julian Brown <julian@codesourcery.com>
9255 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9256 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9258 2007-01-12 Julian Brown <julian@codesourcery.com>
9260 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9261 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9262 * config/m68k/m68k.md: Likewise.
9264 2007-01-12 Julian Brown <julian@codesourcery.com>
9265 Richard Sandiford <richard@codesourcery.com>
9267 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9268 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9269 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9271 (TARGET_CPU32): Rename to...
9272 (TUNE_CPU32): ...this.
9273 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9274 (TUNE_CFV2): New macros.
9275 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9276 remove conditions that are implied by TARGET_68020.
9277 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9278 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9279 (m68k_output_function_epilogue): Likewise.
9280 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9281 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9282 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9283 non-68000 timings. Refactor multiplication and division costs.
9284 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9285 TUNE_CPU32 instead of TARGET_CPU32.
9286 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9287 and TUNE_68060 instead of TARGET_68060.
9288 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9289 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9291 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9292 && !TARGET_COLDFIRE" to choose between moveq and clr.
9293 Likewise in the unnamed movsf pattern.
9294 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9295 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9298 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9300 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9301 of tabbing before backslashes.
9303 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9305 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9306 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9307 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9309 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9311 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9312 find_interesting_uses_cond.
9313 (find_interesting_uses_cond): Use extract_cond_operands.
9314 (rewrite_use_compare): Use extract_cond_operands and
9315 force_gimple_operand_bsi. Do not call update_stmt.
9316 (determine_use_iv_cost_condition): Use extract_cond_operands.
9317 Return cheaper of using original bound and changing the exit bound.
9319 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9321 PR tree-optimization/29516
9322 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9323 most_expensive_mult_to_index, addr_to_parts,
9324 create_mem_ref, maybe_fold_tmr): Make the type of
9325 fields of TARGET_MEM_REF sizetype.
9326 (move_fixed_address_to_symbol, move_pointer_to_base):
9328 * tree.def (TARGET_MEM_REF): Add comment on types of
9331 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9333 * c-common.c (vector_types_convertible_p): Treat opaque types as
9334 always convertible if they have the same size, but not otherwise.
9336 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9338 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9339 Remove the b_unconditional field.
9340 (noce_try_sign_mask): Do not look at b_unconditional.
9341 (noce_process_if_block): Do not use merge_if_blocks. Update
9342 the CFG here. Do not set b_unconditional.
9343 (cond_move_process_if_block): Likewise.
9344 (find_cond_trap): Likewise.
9345 (check_cond_move_block): Require simple jump insns at the end
9348 2007-01-11 Jan Hubicka <jh@suse.cz>
9350 PR tree-optimization/1046
9351 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9352 when alias info is not ready.
9353 (pass_tail_recursion): Do not require aliasing.
9354 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9355 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9356 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9357 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9358 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9359 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9360 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9362 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9363 When aliasing is not build, mark statement as volatile.
9365 2007-01-11 Tom Tromey <tromey@redhat.com>
9367 PR preprocessor/15185, PR preprocessor/20989:
9368 * doc/cppopts.texi <-MT>: Update description of algorithm for
9369 computing default target.
9370 <-M, -MD>: Reword "basename" text.
9372 2007-01-11 Roger Sayle <roger@eyesopen.com>
9374 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9375 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9376 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9377 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9378 fold_builtin_bswap, real_constp, fold_builtin_pow,
9379 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9380 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9381 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9382 * convert.c (convert_to_pointer): Likewise.
9383 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9384 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9385 const_binop, fold_convert_const_int_from_int,
9386 fold_convert_const_int_from_real,
9387 fold_convert_const_real_from_real, sign_bit_p,
9388 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9389 fold_sign_changed_comparison, fold_unary, fold_comparison,
9390 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9391 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9392 * print-tree.c (print_node_brief, print_node): Likewise.
9393 * stor-layout.c (place_field, layout_type): Likewise.
9394 * tree-chrec.c (keep_cast): Likewise.
9395 * tree.c (build_vector, build_real, build_real_from_int_cst,
9396 build_complex): Likewise.
9398 2007-01-11 Roger Sayle <roger@eyesopen.com>
9400 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9401 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9403 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9405 * configure.ac (strict1_warn): Rename to strict_warn.
9406 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9407 cc_set_by_configure, quoted_cc_set_by_configure,
9408 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9409 all_boot_languages, all_stagestuff): Remove.
9410 (target_list): Remove bootstrap targets.
9411 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9412 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9413 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9414 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9415 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9416 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9417 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9418 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9419 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9420 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9421 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9422 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9423 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9424 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9425 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9426 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9427 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9428 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9429 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9430 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9431 (mostlyclean): Adjust.
9432 (clean, distclean): Don't mention bootstrap stuff.
9433 * configure: Regenerate.
9434 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9435 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9436 treelang/config-lang.in (stagestuff): Remove.
9437 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9438 stageprofile, stagefeedback, stagestuff): Remove mention.
9440 2007-01-11 Nick Clifton <nickc@redhat.com>
9442 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9444 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9445 (mcore_arith_K_S_operand): Run the test for the S constraint not
9446 the test for the M constraint.
9447 (mcore_addsub_operand): Do not accept integer values that are
9448 larger than 32 bits.
9449 * config/mcore/mcore.md: Remove unused constraints from split.
9450 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9452 (allocate_stack): Likewise.
9453 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9454 operands to 32 bits.
9455 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9457 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9458 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9459 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9460 mcore_output_bclri, mcore_output_andn, output_inline_const,
9461 mcore_output_move, mcore_output_movedouble): Likewise.
9462 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9463 (output_inline_const): Likewise.
9464 (output_inline_const): Fix format strings used in sprintf
9466 * config/mcore/mcore-protos.h: Update prototypes for changed
9467 functions in mcore.c.
9468 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9469 HOST_WIDE_INT and not int.
9470 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9471 CONST_OK_FOR_N): Likewise.
9472 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9473 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9476 2007-01-10 Jan Hubicka <jh@suse.cz>
9478 * tree-vrp.c (remove_range_assertions): Release defs.
9479 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9480 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9482 2007-01-10 Paul Brook <paul@codesourcery.com>
9484 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9485 * config/arm/arm.md (mulsi3subsi): New insn.
9487 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9489 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9490 (tree_transform_and_unroll_loop): New.
9491 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9494 2007-01-10 Robert Kennedy <jimbob@google.com>
9496 * fold-const.c (fold_comparison): Fold comparisons like (x *
9497 1000 < 0) to (x < 0).
9499 2007-01-10 Ian Lance Taylor <iant@google.com>
9501 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9502 operands have the same priority.
9504 2007-01-10 Tom Tromey <tromey@redhat.com>
9506 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9507 (fold_binary): Likewise.
9508 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9509 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9510 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9511 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9512 * langhooks.h (struct lang_hooks): Removed field
9513 'can_use_bit_fields_p'.
9515 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9517 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9519 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9521 * function.c (get_last_funcdef_no): New function.
9522 * function.h (get_last_funcdef_no): Declare.
9523 * tree-inline.c (initialize_cfun): Add initialization.
9524 (tree_function_versioning): Cleanup.
9526 2007-01-10 Jan Hubicka <jh@suse.cz>
9528 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9531 2007-01-10 Sa Liu <saliu@de.ibm.com>
9532 Ben Elliston <bje@au.ibm.com>
9534 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9535 for SAVE_NONLOCAL and Pmode for any other save level.
9536 * spu-protos.h (spu_restore_stack_block): Declare.
9537 * spu.md (save_stack_block): Remove.
9538 (restore_stack_block): Call spu_restore_stack_block.
9539 * spu.c (spu_restore_stack_block): New function.
9540 (spu_expand_epilogue): Remove old comment.
9542 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9544 PR tree-optimization/30322
9545 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9546 (cand_value_at): Return the value as aff_tree.
9547 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9548 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9549 aff_combination_mult): New functions.
9550 (aff_combination_add): Use aff_combination_add_cst.
9551 (aff_combination_convert): Allow conversions to a wider type.
9552 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9553 * tree-affine.h (aff_combination_mult): Declare.
9555 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9557 * doc/tm.texi: Update documentation to reflect reality of exec
9558 and start file search behaviours. Update copyright year.
9559 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9560 header file directories.
9562 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9564 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9565 (*cosxf2): Rename to cosxf2_i387.
9566 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9567 using X87MODEF12 mode macro. Rename patterns to
9568 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9570 (*cosdf2, *cossf2): Ditto.
9571 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9572 to match extended input operands.
9573 (sincos<mode>3): New expander.
9574 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9575 insn patterns and corresponding splitters.
9577 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9579 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9580 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9582 2007-01-09 Nicolas Pitre <nico@cam.org>
9585 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9587 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9589 * target.h (struct gcc_target): New field library_rtti_comdat.
9590 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9591 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9592 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9593 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9595 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9597 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9599 2007-01-08 Richard Guenther <rguenther@suse.de>
9601 * tree.h (force_fit_type_double): Export.
9602 (force_fit_type): Remove.
9603 * fold-const.c (force_fit_type_double): New function.
9604 (force_fit_type): Remove.
9605 (int_const_binop): Use it.
9606 (fold_convert_const_int_from_int): Likewise.
9607 (fold_convert_const_int_from_real): Likewise.
9608 (fold_div_compare): Likewise.
9609 (fold_sign_changed_comparison): Likewise.
9610 (fold_unary): Likewise.
9611 (fold_negate_const): Likewise.
9612 (fold_abs_const): Likewise.
9613 (fold_not_const): Likewise.
9614 * c-common.c (shorten_compare): Use force_fit_type_double.
9615 * convert.c (convert_to_pointer): Likewise.
9617 2007-01-08 Richard Guenther <rguenther@suse.de>
9619 * tree.h (build_int_cst_wide_type): Export.
9620 * tree.c (build_int_cst_wide_type): New function.
9621 (build_int_cst_wide): Fix comment.
9622 * builtins.c (fold_builtin_object_size): Use build_int_cst
9623 to build -1 or 0 of the correct type. Use fit_double_type
9624 to check for overflow.
9625 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9627 (decode_field_reference): Likewise.
9628 (all_ones_mask_p): Likewise.
9629 (native_interpret_int): Use build_int_cst_wide_type.
9630 (fold_binary): Use build_int_cst_type to build an all-ones
9632 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9634 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9636 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9638 2007-01-09 Ben Elliston <bje@au.ibm.com>
9640 * genautomata.c (STATS_OPTION): New option.
9641 (stats_flag): New flag.
9642 (gen_automata_option): Handle it.
9643 (initiate_automaton_gen): Ditto.
9644 (write_automata): Output statistics only if stats_flag is
9645 set. Likewise, output time statistics only if time_flag is set.
9646 * doc/md.texi (Processor pipeline description): Document new flag.
9648 2007-01-08 Richard Guenther <rguenther@suse.de>
9650 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9651 * tree.c (build_int_cst_type): Likewise.
9652 (size_in_bytes): Don't call force_fit_type on the result.
9653 (int_fits_type_p): Use fit_double_type.
9654 * fold-const.c (fit_double_type): New function.
9655 (force_fit_type): Use it.
9656 * tree.h (fit_double_type): Export.
9658 2007-01-08 Jan Hubicka <jh@suse.cz>
9660 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9661 * ipa.c (function_and_variable_visibility): Fix return type.
9663 2007-01-08 Richard Guenther <rguenther@suse.de>
9665 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9666 of offset to build the index.
9667 * tree-pretty-print.c (dump_generic_node): Don't build negated
9668 const just for printing.
9669 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9670 * builtins.c (fold_builtin_int_roundingfn): Check if result
9671 fits the type by using force_fit_type and comparing the result.
9672 * predict.c (predict_loops): Use compare_tree_int for comparison.
9673 * tree.c (build_int_cst): Fall back to integer_type_node for
9675 (build_int_cst_wide): Assert type is non-null.
9677 2007-01-08 Roberto Costa <roberto.costa@st.com>
9679 * tree-vrp.c (extract_range_from_cond_expr): New.
9680 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9681 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9683 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9684 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9685 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9686 used as expressions.
9687 * tree-object-size.c (cond_expr_object_size): New.
9688 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9690 2007-01-08 Jan Hubicka <jh@suse.cz>
9692 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9693 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9696 2007-01-08 Richard Guenther <rguenther@suse.de>
9698 PR tree-optimization/23603
9699 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9700 (extract_range_from_binary): Fall back to truthvalue instead of
9701 varying for TRUTH_*_EXPR.
9702 (extract_range_from_comparison): Fall back to truthvalue instead of
9704 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9705 if all visited PHI values were constant.
9707 2007-01-08 Jan Hubicka <jh@suse.cz>
9709 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9710 (cgraph_analyze_function): break out from ...
9711 (cgraph_finalize_compilation_unit): ... here.
9712 (cgraph_expand_function): Remove forgoten commented out line.
9713 (cgraph_optimize): Analyze functions.
9715 2007-01-08 Jan Hubicka <jh@suse.cz>
9717 * tree-pas.h (TODO_remove_function): New flag.
9718 (TODO_update*): Renumber.
9719 (pass_ipa_increase_alignment,
9720 pass_ipa_function_and_variable_visibility): New passes.
9721 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9722 (cgraph_function_and_variable_visibility): Move to ipa.c
9723 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9724 cgraph_increase_alignment.
9725 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9726 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9727 calling tree-inline.
9728 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9729 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9730 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9731 (gate_increase_alignment): New function.
9732 (pass_ipa_increase_alignment): New pass.
9733 * ipa.c: Inline tree-pass.h and timevar.h
9734 (function_and_variable_visibility): Move here from cgraphunit.c
9735 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9736 * passes.c (init_optimization_passes): Add the two new passes.
9737 (execute_todo): Handle cgraph_remove_functions.
9739 2007-01-08 Nick Clifton <nickc@redhat.com>
9741 * config/frv/predicates.md (reg_or_0_operand): Accept
9744 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9746 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9747 * config.gcc: Add bfin*-rtems*.
9749 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9751 * c.opt: Add -flax-vector-conversions.
9752 * c-typeck.c (convert_for_assignment): Pass flag to
9753 vector_types_convertible_p to allow emission of note.
9754 (digest_init): Likewise.
9755 * c-opts.c: Handle -flax-vector-conversions.
9756 * c-common.c (flag_lax_vector_conversions): New.
9757 (vector_types_convertible_p): Unless -flax-vector conversions
9758 has been passed, disallow conversions between vectors with
9759 differing numbers of subparts and/or element types. If such
9760 a conversion is disallowed, possibly emit a note on the first
9761 occasion only to inform the user of -flax-vector-conversions.
9762 The new last argument specifies this.
9763 * c-common.h (flag_lax_vector_conversions): New.
9764 (vector_types_convertible_p): Add extra argument.
9765 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9766 char_type_node for V*QI type vectors.
9767 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9768 Update to satisfy new typechecking rules.
9769 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9771 * doc/invoke.texi (C Dialect Options): Document
9772 -flax-vector-conversions.
9774 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9776 PR tree-optimization/29877
9777 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9778 a register variable on the RHS to not be replaceable.
9780 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9781 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9782 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9783 const_simm15, const_pow2, const_npow2): Added.
9784 * config/score/misc.md (insv, extv, extzv, movmemsi,
9785 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9786 * config/score/score.c (score_address_cost, score_select_cc_mode):
9788 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9789 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9790 Update score_print_operand.
9791 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9792 Adjust register allocate order and update some macro define.
9793 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9794 mdx_block_move_straight, mdx_block_move_loop_head,
9795 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9796 mdx_block_move): Added.
9797 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9798 mdp_limm): Updated and fix some bug and typo.
9799 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9800 (movsf, movdf, doloop_end): Added.
9802 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9804 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9805 config/arm/thumb2.md: Fix comment typos.
9806 * doc/extend.texi: Fix a typo.
9808 2007-01-07 Eric Christopher <echristo@apple.com>
9810 * configure.ac: Check for __stack_chk_fail for darwin.
9811 * configure: Regenerate.
9813 2007-01-07 Richard Guenther <rguenther@suse.de>
9815 * tree-vrp.c (extract_range_from_assert): CSE calls to
9816 compare_values where possible.
9817 (extract_range_from_unary_expr): Likewise.
9819 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9821 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9822 * config/avr/avr.c (call_insn_operand): Delete function.
9823 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9824 instead of register number. Use predicates.
9825 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9826 call_insn_operand): Add.
9828 2007-01-06 Jan Hubicka <jh@suse.cz>
9830 * tree-pass.h (pass_build_cgraph_edges): Declare.
9831 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9832 (visited_nodes): Remove.
9833 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9834 build_cgrpah_edges; make visited_nodes local.
9835 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9836 (record_references_in_initializer): Move to cgraphbuild.c
9837 (initialize_inline_failed, rebuild_cgraph_edges,
9838 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9839 (verify_cgraph_node): Make visited_nodes local.
9840 (cgraph_analyze_function): Do not call cgraph_create_edges and
9841 initialize_inline_failed.
9842 (cgraph_expand_function): Do not call cgraph_lower_function;
9843 assert that function is already lowered.
9844 * Makefile.in (cgraphbuild.o): New.
9845 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9846 at the end of lowering passes.
9848 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9850 * ifcvt.c (cond_move_convert_if_block): New function, code
9851 factored out from...
9852 (cond_move_process_if_block): ...here. Call the new function
9853 on the THEN and ELSE blocks.
9854 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9855 already takes care of this.
9857 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9860 * tree.h (TREE_OVERFLOW_P): New.
9861 * c-typeck.c (parser_build_unary_op): Warn only if result
9862 overflowed and operands did not.
9863 (parser_build_binary_op): Likewise.
9864 (convert_for_assignment): Remove redundant overflow_warning.
9865 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9867 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9869 * c-typeck.c (store_init_value): Split over two lines to follow
9870 the GNU coding style.
9872 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9874 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9875 __GXX_EXPERIMENTAL_CXX0X__.
9876 * doc/cpp.texi: Same.
9878 2007-01-05 Richard Guenther <rguenther@suse.de>
9881 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9882 with mismatched types. Instead explicitly build a
9883 conversion NOP_EXPR.
9885 2007-01-05 Ian Lance Taylor <iant@google.com>
9887 * c-common.c (decl_with_nonnull_addr_p): New function.
9888 (c_common_truthvalue_conversion): Call it.
9889 * c-typeck.c (build_binary_op): Likewise.
9890 * c-common.h (decl_with_nonnull_addr_p): Declare.
9892 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9895 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9898 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9900 * doc/install.texi (Final install): Document the fact that
9901 the GNAT runtime should not be stripped.
9903 2007-01-04 Jan Hubicka <jh@suse.cz>
9905 * tree-inline.c (fold_marked_statements): Update operand caches
9906 and EH after folding
9908 2007-01-04 Ian Lance Taylor <iant@google.com>
9910 * c-common.c (check_function_nonnull): Whitespace fix.
9912 2007-01-04 Jan Hubicka <jh@suse.cz>
9914 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9915 comitted older version of patch.
9916 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9917 function, celanup cfg and collect garbage.
9919 2007-01-04 Mike Stump <mrs@apple.com>
9921 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9924 2007-01-04 Eric Christopher <echristo@apple.com>
9926 * libgcc2.c (__bswapsi2): Use SItype.
9927 (__bswapdi2): Use DItype.
9928 * libgcc2.h: Update for above.
9930 2007-01-04 Paul Brook <paul@codesourcery.com>
9932 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9933 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9934 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9935 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9936 umulsi3_highpart): Make conditional on !arm_arch6.
9937 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9938 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9939 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9940 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9941 umulsi3_highpart_v6): New insns.
9943 2007-01-04 Roger Sayle <roger@eyesopen.com>
9945 * fold-const.c (fold_convert): When casting an expression to void,
9946 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9947 have a type. Instead of attempting to build a NOP_EXPR, return
9948 these "special" trees directly.
9950 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9952 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9953 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9954 rs6000_cost->fp not 0 as adjustment for outer NEG.
9956 2007-01-04 Jan Hubicka <jh@suse.cz>
9958 * cgraph.c (cgraph_release_function_body): New function.
9959 (cgraph_remove_node): Use it.
9960 * cgraph.h (cgraph_release_function_body): Declare.
9961 * cgraphunit.c (cgraph_expand_function): Use it.
9962 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9963 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9964 is initialized and while compilation of other function is running.
9965 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9966 statement CFG annotations from here to ...
9967 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9969 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9971 * cfgloop.h (enum li_flags): Make the constants powers of two.
9973 2007-01-04 Jan Hubicka <jh@suse.cz>
9975 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9977 (fold_marked_statements): New function.
9978 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9979 * tree-inline.h (copy_body_data): Add statements_to_fold.
9981 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9983 * config.gcc: Mention libgcc/config.host.
9984 * Makefile.in: Update comments mentioning libgcc.
9985 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9986 (all.cross, start.encap, rest.encap, rest.cross): Update
9987 dependencies for libgcc move.
9988 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9989 (clean-target, clean-target-libgcc): Delete.
9990 (srcdirify, GCC_EXTRA_PARTS): New macros.
9991 (libgcc-support, libgcc.mvars): New rules.
9992 (distclean): Remove mention of mklibgcc.
9993 (install): Don't reference INSTALL_LIBGCC.
9994 (install-common): Don't reference EXTRA_PARTS.
9995 (install-libgcc, install-multilib): Delete rules.
9996 * mklibgcc.in: Delete file.
9997 * doc/configfiles.texi: Don't mention mklibgcc.
9999 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10000 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10001 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10002 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10003 (mklibgcc, ldblspecs): Likewise.
10005 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10006 (posixpre.def): Use $(T).
10007 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10008 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10009 (SHLIB_LINK): Make dummy.
10010 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10012 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10014 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10015 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10016 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10017 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10019 * configure.ac (all_outputs): Remove mklibgcc.
10020 * configure: Regenerated.
10022 2007-01-03 Josh Conner <jconner@apple.com>
10024 PR middle-end/29683
10025 * calls.c (compute_argument_addresses): Set stack and stack_slot
10026 for partial args, too.
10027 (store_one_arg): Use locate.size.constant for the size when
10028 generating a save_area.
10030 2007-01-03 Robert Kennedy <jimbob@google.com>
10032 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10033 whose definitions are deleted due to basic block merging.
10035 2007-01-03 Paul Brook <paul@codesourcery.com>
10038 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10040 (use_return_insn): Return 0 for Thumb interrupt functions.
10041 (print_multi_reg): Add rfe argument for IRQ returns.
10042 (arm_output_epilogue): Pop interrupt return address directly into PC.
10043 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10045 2007-01-03 Paul Brook <paul@codesourcery.com>
10047 Merge from sourcerygxx-4_1.
10048 * config/arm/thumb2.md: New file.
10049 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10051 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10052 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10053 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10054 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10056 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10057 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10059 * config/arm/ieee754-sf.S: Ditto.
10060 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10061 (thumb1_base_register_rtx_p): ... to this.
10062 (thumb_index_register_rtx_p): Rename...
10063 (thumb1_index_register_rtx_p): ... to this.
10064 (thumb_output_function_prologue): Rename...
10065 (thumb1_output_function_prologue): ... to this.
10066 (thumb_legitimate_address_p): Rename...
10067 (thumb1_legitimate_address_p): ... to this.
10068 (thumb_rtx_costs): Rename...
10069 (thumb1_rtx_costs): ... to this.
10070 (thumb_compute_save_reg_mask): Rename...
10071 (thumb1_compute_save_reg_mask): ... to this.
10072 (thumb_final_prescan_insn): Rename...
10073 (thumb1_final_prescan_insn): ... to this.
10074 (thumb_expand_epilogue): Rename...
10075 (thumb1_expand_epilogue): ... to this.
10076 (arm_unwind_emit_stm): Rename...
10077 (arm_unwind_emit_sequence): ... to this.
10078 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10079 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10080 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10081 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10082 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10083 thumb2_output_casesi): New functions.
10084 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10085 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10086 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10087 THUMB2_WORK_REGS): Define.
10088 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10089 arm_condexec_mask, arm_condexec_masklen)): New variables.
10090 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10091 (arm_override_options): Check new CPU capabilities.
10092 Set new architecture flag variables.
10093 (arm_isr_value): Handle v7m interrupt functions.
10094 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10096 (const_ok_for_arm): Handle Thumb-2 constants.
10097 (arm_gen_constant): Ditto. Use movw when available.
10098 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10100 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10101 (thumb_find_work_register, arm_load_pic_register,
10102 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10103 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10104 print_multi_reg, output_mov_long_double_fpa_from_arm,
10105 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10106 output_mov_double_fpa_from_arm, output_move_double,
10107 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10108 output_return_instruction, arm_output_function_prologue,
10109 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10110 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10111 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10112 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10113 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10114 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10116 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10117 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10118 (arm_file_start): Output directive for unified syntax.
10119 (arm_unwind_emit_set): Handle stack alignment instruction.
10120 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10121 Add v6t2, v7, v7a, v7r and v7m.
10122 (RETLDM): Add Thumb-2 code.
10123 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10124 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10125 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10126 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10127 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10128 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10129 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10130 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10131 ADJUST_INSN_LENGTH): Define.
10132 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10133 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10134 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10135 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10136 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10137 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10138 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10139 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10140 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10141 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10142 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10143 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10144 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10145 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10146 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10147 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10148 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10150 * config/arm/arm-tune.md: Regenerate.
10151 * config/arm/arm-protos.h: Update prototypes.
10152 * config/arm/vfp.md: Enable patterns for Thumb-2.
10153 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10154 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10155 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10156 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10157 * config/arm/libunwind.S: Add Thumb-2 code.
10158 * config/arm/constraints.md: Update include Thumb-2.
10159 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10160 * config/arm/ieee754-df.S: Ditto.
10161 * config/arm/bpabi.S: Ditto.
10162 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10163 * config/arm/predicates.md (low_register_operand,
10164 low_reg_or_int_operand, thumb_16bit_operator): New.
10165 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10166 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10167 * config/arm/t-arm-elf: Add armv7 multilib.
10168 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10170 (UNSPEC_STACK_ALIGN, ce_count): New.
10171 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10172 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10174 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10175 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10176 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10177 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10178 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10179 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10181 * doc/extend.texi: Document ARMv7-M interrupt functions.
10182 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10184 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10186 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10187 (struct _Unwind_Context): Rename args_size to flags, remove
10188 signal_frame field, add a new args_size field and version field.
10189 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10190 _Unwind_IsExtendedContext): New inline functions.
10191 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10192 Assume by_value array is only present if _Unwind_IsExtendedContext.
10193 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10194 _Unwind_IsSignalFrame.
10195 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10196 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10197 (uw_init_context_1): Initialize context->flags to
10198 EXTENDED_CONTEXT_BIT.
10199 * config/rs6000/linux-unwind.h (frob_update_context): Use
10200 _Unwind_SetSignalFrame.
10202 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10204 PR middle-end/30353
10205 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10206 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10209 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10211 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10212 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10213 RET, AT_SP): Remove.
10214 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10217 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10218 * cfgbuild.c (find_basic_blocks): Likewise.
10219 * cfgrtl.c (rtl_create_basic_block): Likewise.
10220 * function.c (temp_slots_at_level): Likewise.
10221 * reg-stack.c (stack_regs_mentioned): Likewise.
10222 * regclass.c (allocate_reg_info): Likewise.
10223 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10224 set_bb_for_stmt, move_block_to_fn): Likewise.
10225 * tree-complex.c (tree_lower_complex): Likewise.
10226 * vec.h (VEC_safe_grow_cleared): New.
10228 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10230 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10232 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10233 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10235 * cfgloopmanip.c (scale_loop_frequencies): Export.
10236 (loopify): Scale the frequencies by prescribed coefficients.
10237 (set_zero_probability): New function.
10238 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10239 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10240 and frequencies according to arguments.
10241 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10243 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10244 * modulo-sched.c (sms_schedule): Set probabilities for entering
10245 versioned loop correctly.
10246 * tree-vect-transform.c (vect_transform_loop): Ditto.
10247 * cfgloop.h (loopify, loop_version): Declaration changed.
10248 (scale_loop_frequencies): Declared.
10250 2007-01-02 Jan Hubicka <jh@suse.cz>
10252 * cgraph.c: Include tree-flow.h
10253 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10254 early_local_passes.
10255 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10256 * tree-pass.h (pass_all_early_optimizations): Declare.
10257 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10258 early_local_passes.
10259 (cgraph_analyze_function): Do early_local_passes.
10260 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10261 Do not add referenced vars.
10262 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10264 (gate_all_early_local_passes): New gate.
10265 (pass_early_local_passes): Use new gate.
10266 (execute_early_local_optimizations): New functions.
10267 (gate_all_early_optimizations): New gate.
10268 (pass_all_early_optimizations): New pass.
10269 (execute_free_datastructures): Free SSA only when initialized.
10270 (gate_init_datastructures): Init only when optimizing.
10271 (tree_lowering_passes): Do early local passes when called late.
10272 * tree-profile.c (do_tree_profiling): Don't profile functions added
10274 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10275 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10277 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10278 during early_local_passes.
10279 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10282 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10284 * Makefile.in: Update copyright year.
10286 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10288 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10289 in $(lang_checks) and check-consistency targets.
10291 2007-01-02 Jan Hubicka <jh@suse.cz>
10293 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10294 Do not add referenced vars.
10295 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10297 * passes.c (init_optimization_passes): Put mudflap_2 after
10298 free_datastructures.
10300 2007-01-02 Jan Hubicka <jh@suse.cz>
10302 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10303 Set NOTHROW flag on call statements proved to be nothrow.
10304 Update statement of local calls so new pure/const functions are
10305 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10307 (tree_rest_of_compilation): Register hooks and initialize bitmap
10308 early. Do not set after_inlining flag.
10310 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10312 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10313 HOST_BITS_PER_LONGLONG
10315 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10318 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10319 warning for non-static initializers.
10321 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10323 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10324 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10325 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10326 Always use set_unique_reg_note to add REG_EQUAL notes.
10328 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10331 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10333 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10334 * cfgbuild.c (find_basic_blocks): Likewise.
10335 * cfgrtl.c (rtl_create_basic_block): Likewise.
10336 * function.c (temp_slots_at_level): Likewise.
10337 * reg-stack.c (stack_regs_mentioned): Likewise.
10338 * regclass.c (allocate_reg_info): Likewise.
10339 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10340 set_bb_for_stmt, move_block_to_fn): Likewise.
10341 * tree-complex.c (tree_lower_complex): Likewise.
10342 * vec.h (VEC_safe_grow_cleared): New.
10344 2007-01-02 Ian Lance Taylor <iant@google.com>
10346 * c-common.c (c_common_truthvalue_conversion): When warning about
10347 using an assignment as a truth value, set TREE_NO_WARNING.
10349 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10352 * c.opt (Wold-style-declaration): New.
10353 * doc/invoke.texi (C-only Warning Options): New.
10354 (Wold-style-declaration): Document it.
10355 (Wextra): Enabled by -Wextra.
10356 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10357 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10358 -Wold-style-declaration.
10360 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10362 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10363 * cfgbuild.c (find_basic_blocks): Likewise.
10364 * cfgrtl.c (rtl_create_basic_block): Likewise.
10365 * function.c (temp_slots_at_level): Likewise.
10366 * reg-stack.c (stack_regs_mentioned): Likewise.
10367 * regclass.c (allocate_reg_info): Likewise.
10368 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10369 set_bb_for_stmt, move_block_to_fn): Likewise.
10370 * tree-complex.c (tree_lower_complex): Likewise.
10371 * vec.h (VEC_safe_grow_cleared): New.
10373 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10375 * c-common.c (c_common_nodes_and_builtins): Since variants of
10376 void_type_node get built before it is given a name, we need to
10377 give those variants the name, too.
10378 (complete_array_type): We need to work with the canonical main
10379 type of the array, from which we will build the qualified version.
10380 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10381 * print-tree.c (print_node): Display canonical type information
10383 * stor-layout.c (layout_type): When we don't know the
10384 alignment of a type for which we're building an array, we end up
10385 guessing wrong, so make the type require structural equality.
10386 * tree.c (make_node_stat): When we build a new type, it is its
10387 own canonical type.
10388 (build_type_attribute_qual_variant): When building an attribute
10389 variant, its canonical type is the non-attribute variant. However,
10390 if the attributes are target-dependent and they differ, we need to
10391 use structural equality checks for this type.
10392 (build_qualified_type): A qualified type is not equivalent to its
10393 unqualified variant; set the canonical type appropriately.
10394 (build_distinct_type_copy): When building a distinct type from
10395 another type, the new type is its own canonical type.
10396 (build_variant_type_copy): When building a new type variant, we
10397 assume that it is equivalent to the original type.
10398 (build_pointer_type_for_mode): When building a pointer type, also
10399 build a canonical type pointer.
10400 (build_reference_type_for_mode): When building a reference type,
10401 also build a canonical type reference.
10402 (build_index_type): When we can't hash an index type (e.g.,
10403 because its maximum value is negative), the index type requires
10404 structural equality tests.
10405 (build_array_type): Build the canonical form of an array type.
10406 (build_function_type): Function types require structural equality,
10407 because they contain default arguments, attributes, etc.
10408 (build_method_type_directly): Ditto for method types.
10409 (build_offset_type): Build the canonical offset type.
10410 (build_complex_type): Build the canonical vector type.
10411 (make_vector_type): Build the canonical vector type.
10412 * tree.h (TYPE_CANONICAL): New.
10413 (TYPE_STRUCTURAL_EQUALITY_P): New.
10414 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10415 (struct tree_type): Added "canonical" field.
10416 * params.h (VERIFY_CANONICAL_TYPES): New.
10417 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10418 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10419 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10420 * doc/invoke.texi (verify-canonical-types): Document --param
10421 parameter for verifying canonical types.
10423 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10425 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10426 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10427 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10428 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10430 * config/rs6000/e500.h: New.
10431 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10432 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10434 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10435 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10436 TARGET_E500_DOUBLE): Remove.
10437 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10438 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10439 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10440 * config/rs6000/rs6000.c (rs6000_override_options): Use
10441 CHECK_E500_OPTIONS.
10443 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10445 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10446 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10447 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10448 rs6000_emit_cmove): Don't check TARGET_E500.
10449 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10450 sordered): Don't check TARGET_E500.
10452 2007-01-01 Eric Christopher <echristo@apple.com>
10454 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10455 HARD_REGISTER_NUM_P.
10457 2007-01-01 Roger Sayle <roger@eyesopen.com>
10459 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10460 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10461 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10464 2007-01-01 Mike Stump <mrs@apple.com>
10466 * configure.ac: Remove support for building with Apple's gcc-3.1.
10468 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10470 PR middle-end/30311
10471 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10472 REG is a hard register. Do not modify REG before calling
10474 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10475 multiple of the size of YMODE for certain lowpart cases.
10477 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10479 PR middle-end/30253
10480 * gimplify (voidify_wrapper_expr): Update for
10481 GIMPLE_MODIFY_STMT.
10483 2007-01-01 Andreas Schwab <schwab@suse.de>
10486 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10487 save of BR0 in extra_spill_size instead of spill_size.
10488 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10490 (ia64_expand_epilogue): Restore BR0 from its new location.
10492 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10494 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10495 Use a temporary variable if the left hand side is not a gimple
10498 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10500 * gimplify.c (gimplify_return_expr): Make the temporary variable
10501 for the return expression, a gimple register variable.
10503 2007-01-01 Jan Hubicka <jh@suse.cz>
10505 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10508 2007-01-01 Mike Stump <mrs@apple.com>
10510 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10512 * config/darwin.c (machopic_select_rtx_section): Use
10513 HAVE_GAS_LITERAL16.
10514 (darwin_mergeable_constant_section): Likewise.
10515 * configure: Regenerate.
10516 * config.in: Regenerate.
10518 2007-01-01 Jan Hubicka <jh@suse.cz>
10519 Andrew Pinski <pinskia@gmail.com>
10521 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10522 before starting IPA passes.