1 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5 (MACFLAGS_MATCH_P): New macro.
6 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9 the other MACFLAG constants.
10 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11 (flag_machi): Tighten constraints. Renumber some of the operands.
12 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14 (flag_machi_parts_acconly): New pattern.
15 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17 (flag_macinit1hi): Tighten constraints.
18 (flag_mul_macv2hi_parts_acconly): New pattern.
20 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
24 (powerpc-wrs-vxworksae): Use ${tm_file}.
25 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
26 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
27 * config/i386/vx-common.h: New file.
29 2007-04-12 Richard Sandiford <richard@codesourcery.com>
31 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
34 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
36 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
39 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
43 * c-common.c (c_build_qualified_type): Set canonical type
46 2007-04-12 Richard Guenther <rguenther@suse.de>
48 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
49 lower bound and element size if lower bound is not zero
50 or either of the ARRAY_REF operands is set.
52 2007-04-12 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/24689
55 PR tree-optimization/31307
56 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
58 * gimplify.c (canonicalize_addr_expr): To be consistent with
59 gimplify_compound_lval only set operands two and three of
60 ARRAY_REFs if they are not gimple_min_invariant. This makes
61 it never at this place.
62 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
64 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
66 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
67 null before emitting a .nsubspa directive.
69 2007-04-11 Diego Novillo <dnovillo@redhat.com>
71 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
72 need_to_partition_p if there are no memory statements in the
75 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
77 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
78 (gcd_of_steps_may_divide_p): New function.
79 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
81 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
83 * reload.c (find_reloads_toplev, find_reloads_address,
84 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
85 not a pointer equality test, to decide if we need to call
86 push_reg_equiv_alt_mem.
88 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
90 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
91 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
92 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
94 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
96 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
97 vector to be positive.
99 2007-04-11 Diego Novillo <dnovillo@redhat.com>
103 * doc/invoke.texi: Document --params max-aliased-vops and
105 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
106 debug_memory_partitions): Move to tree-flow.h
107 * params.h (AVG_ALIASED_VOPS): Define.
108 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
110 (mp_info_t): Likewise.
111 (get_mem_sym_stats_for): New.
112 (set_memory_partition): Move from tree-flow-inline.h.
113 (mark_non_addressable): Only clear the set of symbols for the
114 partition if it exists.
115 (dump_memory_partitions): Move from tree-ssa-operands.c
116 (debug_memory_partitions): Likewise.
117 (need_to_partition_p): New.
118 (dump_mem_ref_stats): New.
119 (debug_mem_ref_stats): New.
120 (dump_mem_sym_stats): New.
121 (debug_mem_sym_stats): New.
122 (update_mem_sym_stats_from_stmt): New.
123 (compare_mp_info_entries): New.
124 (mp_info_cmp): Call it.
125 (sort_mp_info): Change argument to a list of mem_sym_stats_t
127 (get_mpt_for): Move from tree-ssa-operands.c.
128 (find_partition_for): New.
129 (create_partition_for): Remove.
130 (estimate_vop_reduction): New.
131 (update_reference_counts): New.
132 (build_mp_info): New.
133 (compute_memory_partitions): Refactor.
134 Document new heuristic.
135 Call build_mp_info, update_reference_counts,
136 find_partition_for and estimate_vop_reduction.
137 (compute_may_aliases): Populate virtual operands before
138 calling debugging dumps.
139 (delete_mem_sym_stats): New.
140 (delete_mem_ref_stats): New.
141 (init_mem_ref_stats): New.
142 (init_alias_info): Call it.
143 (maybe_create_global_var): Remove alias_info argument.
144 Get number of call sites and number of pure/const call sites
145 from gimple_mem_ref_stats().
146 (dump_alias_info): Call dump_memory_partitions first.
147 (dump_points_to_info_for): Show how many times a pointer has
149 * opts.c (decode_options): For -O2 set --param
150 max-aliased-vops to 500.
151 For -O3 set --param max-aliased-vops to 1000 and --param
152 avg-aliased-vops to 3.
153 * fortran/options.c (gfc_init_options): Remove assignment to
155 * tree-flow-inline.h (gimple_mem_ref_stats): New.
156 * tree-dfa.c (dump_variable): Dump memory reference
158 Dump NO_ALIAS* settings.
159 (referenced_var_lookup): Tidy.
160 (mem_sym_stats): New.
161 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
162 and ORIG are different SSA names for a memory partition.
163 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
164 * tree-flow.h (struct mem_sym_stats_d): Define.
165 (mem_sym_stats_t): Define.
166 (struct mem_ref_stats_d): Define.
167 (struct gimple_df): Add field mem_ref_stats.
168 (enum noalias_state): Define.
169 (struct var_ann_d): Add bitfield noalias_state.
170 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
171 debug_mem_ref_stats, debug_memory_partitions,
172 debug_mem_sym_stats): Declare.
173 * tree-ssa-structalias.c (update_alias_info): Update call
174 sites, pure/const call sites and asm sites in structure
175 returned by gimple_mem_ref_stats.
176 Remove local variable IS_POTENTIAL_DEREF.
177 Increase NUM_DEREFS if the memory expression is a potential
179 Call update_mem_sym_stats_from_stmt.
180 If the memory references memory, call
181 update_mem_sym_stats_from_stmt for all the direct memory
182 symbol references found.
183 (intra_create_variable_infos): Set noalias_state field for
184 pointer arguments according to the value of
185 flag_argument_noalias.
186 * tree-ssa-structalias.h (struct alias_info): Remove fields
187 num_calls_found and num_pure_const_calls_found.
188 (update_mem_sym_stats_from_stmt): Declare.
189 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
190 Set default value to 100.
191 (PARAM_AVG_ALIASED_VOPS): Define.
193 2007-04-11 Richard Guenther <rguenther@suse.de>
196 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
197 a * -b + c as c - a * b if we honor sign dependent rounding.
199 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
201 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
203 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
204 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
206 (initialize_trampoline): Don't use old-style function definition.
207 (bfin_secondary_reload): Mark IN_P argument as unused.
209 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
211 PR tree-optimization/31343
212 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
213 (build_polynomial_chrec): Return a scalar when the evolution is zero.
214 * testsuite/gcc.dg/vect/pr31343.c: New.
216 2007-04-10 Eric Christopher <echristo@apple.com>
218 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
219 * config/i386/i386.md (*cmpfp0): Use.
220 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
221 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
222 (fix_trunc<mode>_i386_fisttp): Ditto.
223 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
224 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
225 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
226 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
227 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
228 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
229 (unnamed_splitters): Ditto.
230 * config/i386/i386.c (output_fix_trunc): Assert that
231 we're not being passed a TFmode operand.
233 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
235 PR tree-optimization/31526
236 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
237 n_basic_blocks to find newly added blocks.
239 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
241 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
243 (fix_trunc<mode>si_sse): Ditto.
244 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
245 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
246 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
247 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
248 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
249 expander using SSEMODEF mode macro.
250 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
251 expander using SSEMODEF mode macro.
252 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
253 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
254 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
255 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
256 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
257 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
258 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
259 Macroize insn using X87MODEF mode macro.
261 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
263 * config/i386/sse.md (sse2_pinsrw): Removed.
264 (sse2_pextrw): Renamed to ...
265 (*sse2_pextrw): This.
267 2007-04-09 Jan Hubicka <jh@suse.cz>
271 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
272 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
273 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
274 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
276 2007-04-09 Jan Hubicka <jh@suse.cz>
278 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
279 multiple fields of union.
281 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
283 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
284 (create_preheaders): Check that loops are available.
285 (fix_loop_structure): Clean up, improve comments.
286 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
287 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
289 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
290 * predict.c (tree_estimate_probability): Do not call
291 calculate_dominance_info. Call create_preheaders.
292 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
293 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
295 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
296 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
297 * tree-cfg.c (tree_split_edge): Make an assert more precise.
298 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
301 2007-04-08 Jan Hubicka <jh@suse.cz>
303 * tree.h (maybe_fold_offset_to_component_ref): Declare.
304 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
305 * fold-const.c (fold_unary): Use it.
307 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
309 * varasm.c (assemble_variable): Remove call to
310 lang_hooks.decls.prepare_assemble_variable.
311 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
312 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
313 * langhooks.h (lang_hooks_for_decls): Remove
314 prepare_assemble_variable.
316 2007-04-08 Mike Stump <mrs@apple.com>
318 * config/i386/i386.c: Use inc/dec on Core2.
320 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
322 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
323 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
324 lhd_tree_inlining_end_inlining): Remove.
325 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
326 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
328 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
329 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
330 lhd_tree_inlining_end_inlining): Remove prototypes.
331 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
332 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
333 LANG_HOOKS_TREE_INLINING_START_INLINING,
334 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
336 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
339 2007-04-08 Anatoly Sokolov <aesok@post.ru>
342 * config/avr/predicates.md (io_address_operand): Delete predicate.
343 (low_io_address_operand): Don't use 'mode' argument.
344 (higth_io_address_operand): Rename ...
345 (high_io_address_operand): ... to this. Don't use 'mode' argument.
346 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
349 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
351 Revert change removing staticp.
353 2007-04-07 Anatoly Sokolov <aesok@post.ru>
356 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
359 2007-04-07 Bruce Korb <bkorb@gnu.org>
361 * c.opt: Add -Wformat-contains-nul.
362 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
364 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
365 the NUL byte warning.
367 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
369 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
371 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
373 * tree.c (staticp): No longer use staticp langhook.
374 * langhooks.c (lhd_staticp): Removed.
375 * langhooks.h (struct lang_hooks): Remove staticp.
376 * c-common.c (c_staticp): Remove.
377 * c-common.h (c_staticp): Ditto.
378 * langhooks-defs.h (lhd_staticp): Ditto.
379 (LHD_HOOKS_STATICP): Ditto
380 * tree.h (gcc_assert_lowered): New macro.
382 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
384 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
386 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
387 Add argument "reliable". Propagate it through calls.
388 (infer_loop_bounds_from_undefined): Derive number of iterations
389 estimates from references in blocks that do not dominate loop latch.
390 (gcov_type_to_double_int): New function.
391 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
392 and expected_loop_iterations_unbounded.
393 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
394 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
395 * tree-data-ref.c (estimated_loop_iterations): Export.
396 (get_references_in_stmt): Fix -- do not return addresses of local
398 * cfgloop.h (expected_loop_iterations_unbounded,
399 estimated_loop_iterations): Declare.
401 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
403 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
405 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
407 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
408 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
409 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
410 Use output_387_reg_move().
411 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
412 expander using X87MODEF12 mode macro.
413 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
414 choosing register preferences. Use output_387_reg_move().
415 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
416 instead of "x". Use output_387_reg_move().
417 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
418 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
419 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
420 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
421 Use output_387_reg_move().
422 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
424 (*truncxf?f_i387 splitter): Ditto.
426 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
428 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
429 LANG_HOOKS_SAFE_FROM_P.
430 * expr.c (safe_from_p): Remove langhook call.
431 * langhooks.h (lang_hooks): Remove safe_from_p.
432 (lhd_safe_from_p): Remove prototype.
433 * langhooks.c (lhd_safe_from_p): Remove.
435 2007-04-06 Jan Hubicka <jh@suse.cz>
437 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
440 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
442 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
443 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
444 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
445 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
447 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
448 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
450 2007-04-05 Richard Henderson <rth@redhat.com>
452 * config/alpha/alpha.c (print_operand) [+]: Remove.
453 (alpha_end_function): Print nop if call at end of function.
454 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
455 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
456 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
457 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
458 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
459 the call pattern. Update peepholes to match.
461 2007-04-05 Janis Johnson <janis187@us.ibm.com>
463 * doc/extend.texi (Other Builtins): Add decimal float variants
465 * builtins.def: Ditto.
466 * builtins.c (expand_builtin): Ditto.
468 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
469 H.J. Lu <hongjiu.lu@intel.com>
472 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
473 of V8HImode when calling ix86_binary_operator_ok.
474 (sse2_pmaddwd): Call ix86_binary_operator_ok.
475 (sdot_prodv8hi): Operands 1 and 2 must be register.
477 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
479 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
480 initialize align to silence bogus warning.
482 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
485 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
487 (struct sra_walk_fns): Remove use_all parameter from use.
488 (sra_hash_tree): Handle BIT_FIELD_REFs.
489 (sra_elt_hash): Don't hash bitfld blocks.
490 (sra_elt_eq): Skip them in parent compares as well. Handle
492 (sra_walk_expr): Don't maintain or pass down use_all_p.
493 (scan_use): Remove use_all parameter.
494 (scalarize_use): Likewise. Re-expand assignment to
495 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
496 output, and re-scalarize after output. Don't mark anything
498 (scalarize_ldst): Adjust.
499 (scalarize_walk_gimple_modify_statement): Likewise.
500 (build_element_name_1): Handle BIT_FIELD_REFs.
501 (instantiate_element): Don't warn for any element whose parent
503 (instantiate_missing_elements_1): Return the sra_elt.
504 (canon_type_for_field): New.
505 (try_instantiate_multiple_fields): New.
506 (instantiate_missing_elemnts): Use them.
507 (mark_no_warning): Removed.
508 (generate_one_element_ref): Handle BIT_FIELD_REFs.
509 (REPLDUP, sra_build_elt_assignment): New.
510 (generate_copy_inout): Use them.
511 (generate_element_copy): Likewise. Handle bitfld differences.
512 (generate_element_zero): Don't recurse for blocks. Use
513 sra_build_elt_assignment.
514 (generate_one_element_int): Take elt instead of var. Use
515 sra_build_elt_assignment.
516 (generate_element_init_1): Adjust.
517 (scalarize_use, scalarize_copy): Use REPLDUP.
518 (scalarize_ldst): Move assert before dereference.
519 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
521 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
523 * regmove.c: Fix unused variable warnings due to previous commit.
525 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
527 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
528 (regmove_bb_head): Remove.
529 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
530 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
531 problems with fixup_match_1.
532 Don't initialize/free regmove_bb_head.
534 (reg_is_remote_constant_p): If an insn is in the same basic block
535 but not before INSN, consider it remote, too.
537 2007-04-05 Anatoly Sokolov <aesok@post.ru>
540 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
541 DECL_ASSEMBLER_NAME, not the DECL_NAME.
543 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
545 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
546 (CONDITIONAL_REGISTER_USAGE): Likewise.
548 2007-04-04 Richard Henderson <rth@redhat.com>
550 * config/alpha/lib1funcs.asm: Remove unused file.
552 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
555 * opts.c (print_specific_help): Fix --help=<language>
557 (common_handle_option): Support --help=common.
559 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
562 * gcc.c (main): Do not run the linker if
563 print_subprocess_help indicates that it shouldn't be
566 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
569 * doc/invoke.texi (--help=): Document <languages> value, fix
570 formatting in tables of values.
572 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
574 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
575 dllimport attribute of virtual methods.
577 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
579 * config/score/crti.asm: Change _bss_start to __bss_start.
580 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
581 (OUTGOING_REG_PARM_STACK_SPACE) update.
582 * config/score/score.opt: add options to make backend support
583 score5, score5u, score7 and score7d.
584 * config/score/score.md: Likewise.
585 * config/score/misc.md: Likewise.
586 * config/score/mac.md: Likewise.
587 * doc/invoke.texi: Likewise.
588 * doc/md.texi: update constraints define.
590 2007-04-03 Richard Henderson <rth@redhat.com>
592 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
593 an appropriate type, use the mode instead.
595 2007-04-03 Richard Sandiford <richard@codesourcery.com>
597 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
598 Set the default --with-arch setting to mips2.
599 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
600 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
601 (MULTILIB_OSDIRNAMES): Delete.
602 (MULTILIB_DIRNAMES): Define.
603 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
604 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
605 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
606 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
607 VXWORKS_OS_CPP_BUILTINS.
608 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
609 (MIPS_DEBUGGING_INFO): Undefine.
610 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
612 2007-04-03 Jakub Jelinek <jakub@redhat.com>
615 * fold-const.c (native_encode_real): Encode real.c provided longs
616 as a series of 32-bit native integers.
617 (native_interpret_real): Interpret buffer as a series of 32-bit
620 2007-04-03 Richard Guenther <rguenther@suse.de>
622 * genpreds.c (write_insn_constraint_len): Write function
623 optimized for CONSTRAINT_LEN implementation.
624 (write_tm_preds_h): Output insn_constraint_len inline and
625 use it for CONSTRAINT_LEN.
626 (write_insn_preds_c): Don't output insn_constraint_len.
627 * doc/md.texi (define_register_constraint): Document multi-letter
628 constraints shall have the same length if they start with the same
631 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/i386.md (isinf<mode>2): Expand only when
635 TARGET_C99_FUNCTIONS is set.
637 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
639 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
640 (x86_64-*-linux*): Ditto.
641 * config/i386/i386.opt (mpc): New option.
642 * config/i386/i386.c (overrride_options): Handle
643 ix87_precision_string.
644 * config/i386/crtprec.c: New file.
645 * config/i386/t-crtpc: Ditto.
646 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
648 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
649 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
650 crtprec32.o, crtprec64.o and crtprec80.o.
652 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
654 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
656 2007-04-02 Eric Christopher <echristo@apple.com>
658 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
659 limitations on darwin.
661 2007-04-02 Anatoly Sokolov <aesok@post.ru>
664 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
666 2007-04-02 Dave Korn <dave.korn@artimi.com>
668 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
670 2007-04-02 Dave Korn <dave.korn@artimi.com>
672 * libgcc2.h (exception_descriptor): Don't forward-declare.
673 (__get_eh_table_language, __get_eh_table_version): Delete
674 prototypes of long-dead functions.
676 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
678 * ebitmap.h: New file
679 * ebitmap.c: New file
680 * Makefile.in (ebitmap.o): New target.
682 2007-04-01 Jan Hubicka <jh@suse.cz>
684 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
685 before very first instruction.
687 2007-04-01 Jan Hubicka <jh@suse.cz>
689 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
690 waring on 64bit hosts.
691 * bitmap.h: Fix typo in bitmap_head_def.
693 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
695 PR rtl-optimization/31391
696 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
697 into a DELETED_LABEL note, and the label is in an empty basic
698 block, update BB_END as well as BB_HEAD.
700 2007-04-01 Richard Henderson <rth@redhat.com>
702 PR tree-optimization/31169
703 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
704 to varying if the range is outside [0, prec-1].
706 2007-04-01 Richard Sandiford <richard@codesourcery.com>
709 * config/mips/mips.md (load_const_gp): New insn.
710 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
711 the MIPS16 GP pseudo register if no_new_pseudos.
712 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
714 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
717 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
719 (call_value): Likewise.
721 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
722 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
725 * doc/invoke.texi: (optimization options): Reword description
726 of -ffast-math. Document its primary purpose.
728 2007-03-31 Richard Guenther <rguenther@suse.de>
730 * omp-low.c (splay-tree.h): Include.
731 (lookup_decl): Replace splay-tree usage by pointer-map.
732 (maybe_lookup_decl): Likewise.
733 (new_omp_context): Likewise.
734 (delete_omp_context): Likewise.
735 * gimplify.c (splay-tree.h): Include.
736 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
738 (remap_ssa_name): Likewise.
739 (remap_decl): Likewise.
740 (remap_type_1): Likewise.
741 (remap_type): Likewise.
742 (copy_body_r): Likewise.
743 (expand_call_inline): Likewise.
744 (clone_body): Likewise.
745 (copy_tree_r): Likewise.
746 (remap_save_expr): Likewise.
747 (unsave_r): Likewise.
748 (unsave_expr_now): Likewise.
749 (tree_function_versioning): Likewise.
750 (build_duplicate_type): Likewise.
751 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
752 (struct copy_body_data): Replace splay-tree by pointer-map.
753 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
755 (gimplify.o): Depend on $(SPLAY_TREE_H).
756 (omp-low.p): Likewise.
758 2007-03-31 Anatoly Sokolov <aesok@post.ru>
760 * config/avr/predicates.md (even_register_operand,
761 odd_register_operand): New predicates.
762 * config/avr/avr.md (movw peephole2): New.
763 (movw_r peephole2): New.
765 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
767 * tree.h (get_signed_or_unsigned_type): New.
768 * fold-const.c (operand_equal_for_comparison_p): Use
769 get_signed_or_unsigned_type instead of
770 lang_hooks.types.signed_or_unsigned_type.
771 * expr.c (store_expr): Ditto.
772 * langhooks.c (get_signed_or_unsigned_type): New.
773 (lhd_signed_or_unsigned_type): New.
774 * langhooks.h (lhd_signed_or_unsigned_type): New.
775 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
777 2007-03-30 Richard Henderson <rth@redhat.com>
779 * tree-ssa-loop-ivopts.c: Include target.h.
780 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
781 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
782 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
783 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
785 2007-03-30 Richard Henderson <rth@redhat.com>
786 Kai Tietz <kai.tietz@onevision.com>
788 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
790 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
791 (TARGET_64BIT_MS_ABI): New.
792 (DBX_REGISTER_NUMBER): Handle 64-bit.
793 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
794 (LONG_TYPE_SIZE): Force to 32.
795 (REG_PARM_STACK_SPACE): New.
796 (OUTGOING_REG_PARM_STACK_SPACE): New.
797 (REGPARM_MAX, SSE_REGPARM_MAX): New.
798 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
799 (STACK_BOUNDARY): Use 128 for 64-bit.
800 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
801 Add 64-bit implementation.
802 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
804 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
805 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
806 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
807 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
808 (ix86_handle_cconv_attribute): Don't warn when ignoring if
810 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
811 (ix86_pass_by_reference): Likewise.
812 (ix86_function_value_regno_p): Likewise.
813 (ix86_build_builtin_va_list): Likewise.
814 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
815 (function_arg_advance_ms_64): New.
816 (function_arg_advance): Call it.
817 (function_arg_ms_64): New.
818 (function_arg): Call it.
819 (function_value_ms_64): New.
820 (ix86_function_value_1): Call it.
821 (return_in_memory_ms_64): New.
822 (ix86_return_in_memory): Call it.
823 (setup_incoming_varargs_ms_64): New.
824 (ix86_setup_incoming_varargs): Call it.
825 (ix86_expand_prologue): Handle 64-bit stack probing.
826 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
827 (output_pic_addr_const): Likewise.
828 (x86_this_parameter): Likewise.
829 (x86_output_mi_thunk): Likewise.
830 (x86_function_profiler): Likewise.
831 (TARGET_STRICT_ARGUMENT_NAMING): New.
832 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
833 (TARGET_64BIT_MS_ABI): New.
834 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
835 * config/i386/i386.md (allocate_stack_worker): Remove.
836 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
837 describe the clobber of eax without a match_scratch.
838 (allocate_stack_worker_postreload): Remove.
839 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
840 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
841 (allocate_stack_worker_rex64_postreload): Remove.
842 (allocate_stack): Handle 64-bit.
843 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
844 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
845 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
846 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
847 (STANDARD_STARTFILE_PREFIX_1): Likewise.
848 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
849 * config.build (x86_64-*-mingw*): New host.
850 * config.host (x86_64-*-mingw*): New host.
851 * config.gcc (x86_64-*-mingw*): New target.
852 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
854 2007-03-30 Richard Henderson <rth@redhat.com>
855 Kai Tietz <kai.tietz@onevision.com>
857 * c-pragma.c (struct def_pragma_macro_value): New.
858 (struct def_pragma_macro): New.
859 (pushed_macro_table): New.
860 (dpm_hash, dpm_eq): New.
861 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
862 (init_pragma): Install them.
863 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
865 2007-03-30 Anatoly Sokolov <aesok@post.ru>
867 * config/avr/avr.c (avr_override_options): Clear
868 'flag_delete_null_pointer_checks'.
870 2007-03-30 Paolo Carlini <pcarlini@suse.de>
873 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
874 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
875 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
876 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
877 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
878 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
879 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
881 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
883 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
885 * regmove.c: Move all of pass_stack_adjustments from here...
886 * combine-stack-adj.c: ...to this new file.
887 * Makefile.in: Add rules for combine-stack-adj.o.
889 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
891 PR tree-optimization/31383
892 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
893 to have the same length.
895 2007-03-30 Jan Hubicka <jh@suse.cz>
898 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
899 availablility; add more sanity checking; ask varpool only about
902 2007-03-29 Richard Henderson <rth@redhat.com>
904 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
905 to decide, but __SIZEOF_LONG_LONG__.
907 2007-03-29 Richard Henderson <rth@redhat.com>
909 * emutls.c (struct __emutls_array): New.
910 (emutls_destroy): Use it instead of casting element 0 from void*.
911 (__emutls_get_address): Likewise.
913 2007-03-29 Richard Henderson <rth@redhat.com>
915 * varasm.c (initializer_constant_valid_p): Don't deny
916 DECL_DLLIMPORT_P on functions.
918 * config/i386/cygming.h: Remove function declarations.
919 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
920 (ASM_OUTPUT_LABELREF): Remove.
921 (COMMON_ASM_OP): Remove.
922 (ASM_OUTPUT_COMMON): Remove.
923 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
924 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
925 (ASM_DECLARE_FUNCTION_NAME): Likewise.
926 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
927 Rename from TARGET_ENCODE_SECTION_INFO.
928 * config/i386/netware.h: Likewise.
929 * config/i386/i386-protos.h: Update.
930 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
931 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
932 (legitimate_constant_p): Reject dllimports.
933 (dllimport_map, get_dllimport_decl): New.
934 (legitimize_dllimport_symbol): New.
935 (legitimize_address, ix86_expand_move): Use it.
936 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
937 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
938 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
939 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
940 * config/i386/predicates.md (constant_call_address_operand): Only
941 accept symbols; reject dllimport_p symbols.
942 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
943 i386_pe_maybe_record_exported_symbol.
944 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
945 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
946 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
947 trust the setting of DECL_DLLIMPORT_P.
948 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
949 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
950 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
951 tidy the argument scanning loop.
952 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
953 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
954 (i386_pe_strip_name_encoding): Remove.
955 (i386_pe_binds_local_p): New.
956 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
957 (i386_pe_output_labelref): Remove.
958 (i386_pe_asm_output_aligned_decl_common): New.
959 (i386_pe_maybe_record_exported_symbol): Rename from
960 i386_pe_record_exported_symbol; check for dllexported symbols.
962 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
964 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
965 add comment explaining why vsnprintf cannot be used.
967 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
969 PR tree-optimization/30666
970 * tree.c (build_complex_type): When creating type names for DWARF2
971 debug info, create TYPE_DECLs for TYPE_NAME instead of
973 (build_common_tree_nodes_2): Use build_complex_type when building
974 predefined complex types, to preserve canonical types.
976 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
978 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
979 (noce_get_alt_condition): Look at it to determine whether to
980 reverse the condition or not.
981 (noce_get_condition): Substitute the truth for lies.
982 (noce_find_if_block): Set the then_else_reversed field.
984 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
986 * config/fr30/fr30.md (movdi): Do not accept immediates as the
987 destination of this insn.
988 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
989 than calling gen_rtx_SET directly. Use r0 to hold the value of
990 'address + 4' rather than a stack based temporary which can be
993 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
995 * config/s390/s390.c (s390_secondary_input_reload_class,
996 s390_secondary_output_reload_class): Functions removed.
997 (s390_secondary_reload): New function.
998 (TARGET_SECONDARY_RELOAD): Target macro defined.
999 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1000 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1001 * config/s390/s390.md ("reload_outti", "reload_outdi",
1002 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1003 "reload_out<mode>"): Expanders removed.
1004 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1005 "reload<mode>_nonoffmem_out"): Expanders added.
1007 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1009 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1010 SRC->DEST replacement failed anyway.
1012 2007-03-28 Mike Stump <mrs@apple.com>
1014 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1015 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1016 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1018 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1020 * config.gcc: Accept barcelona as a variant of amdfam10.
1021 * config/i386/i386.c (override_options): Likewise.
1022 * doc/invoke.texi: Likewise.
1024 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1026 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1027 offsets for BIT_FIELD_REF and COMPONENT_REF.
1029 2007-03-28 Richard Guenther <rguenther@suse.de>
1031 * tree.c (is_global_var): Move ...
1032 * tree-flow-inline.h (is_global_var): ... here.
1033 * tree.h (is_global_var): Remove declaration.
1035 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1037 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1039 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1040 * config/i386/i386.c (ix86_tune_features): Initialize new
1042 * config/i386/predicates.md (promotable_binary_operator): Use
1043 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1045 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1048 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1050 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1052 * config/fr30/fr30.md (movsi_internal): Change destination
1053 constraint from m to V and add m to the end.
1055 2007-03-28 Christian Bruel <christian.bruel@st.com>
1057 * config/sh/sh.md (movsi_i): Fix type attribute.
1059 2007-03-28 Christian Bruel <christian.bruel@st.com>
1061 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1062 (movsf_ie): Likewise.
1064 2007-03-28 Christian Bruel <christian.bruel@st.com>
1066 * config.gcc: Add sh4-300 to multilib.
1067 * config/sh/t-mlib-sh4-300: New file.
1069 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1071 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1072 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1074 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1075 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1076 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1077 "fixuns_trunctddi2"): Whitespace fix.
1079 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1081 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1082 the definition of struct sh_args.
1083 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1084 CALL_COOKIE_INT_REG_GET): Likewise.
1086 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1088 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1089 transformations are applied successfully.
1091 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1093 * tree.c (tree_contains_struct): Permit 512 tree codes.
1094 * tree.h (tree_contains_struct): Ditto.
1095 (MAX_TREE_CODES): Ditto.
1096 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1097 SPARE member to store remaining padding bits.
1099 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1101 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1104 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1106 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1107 * configure: Regenerate.
1109 * configure: Regenerate using the correct version of autoconf.
1111 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1113 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1115 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1116 regs to "__SP_L__" and "__SP_H__".
1118 2007-03-27 Richard Guenther <rguenther@suse.de>
1120 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1121 computations with it with a HOST_WIDE_INT variable.
1123 2007-03-26 Mike Stump <mrs@apple.com>
1125 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1126 objective-c-header, objective-c++-header and objc++-cpp-output
1128 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1130 2007-03-26 Richard Henderson <rth@redhat.com>
1133 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1134 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1135 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1136 IX86_BUILTIN_PSRLQ128): New.
1137 (ix86_init_mmx_sse_builtins): Add them.
1138 (ix86_expand_builtin): Expand them.
1139 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1140 operand 2 be TImode.
1141 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1142 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1143 _mm_srli_epi64): Mark __B const.
1144 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1145 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1146 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1147 new two-vector shift builtins.
1149 2007-03-26 Ian Lance Taylor <iant@google.com>
1151 PR tree-optimization/31345
1152 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1153 [+INF, +INF(OVF)] into VARYING.
1155 2007-03-26 Zack Weinberg <zackw@panix.com>
1157 * gengtype-parse.c: New file.
1158 * gengtype-yacc.y: Delete.
1159 * gengtype-lex.l: Don't include gengtype-yacc.h.
1160 Define YY_DECL and yyterminate appropriately for recursive
1161 descent parser. yylval is now a string out-parameter to yylex.
1162 (HWS, EOID): New shorthand.
1163 (IWORD): Add a couple more types.
1164 (yylex): Add a setup stanza. Remove the complex rules for
1165 detecting GTY'ed types and typedefs; replace with simple
1166 keyword detectors. Adjust everything for the changed
1167 definition of yylval. Ignore all pp-directives, not just #define.
1169 (parse_file): Rename yybegin; do not call yyparse.
1171 * gengtype.c (xasprintf): Export again.
1172 (this_file): New. Use everywhere __FILE__ was being used.
1173 (get_lang_bitmap): Special case types defined in gengtype.c.
1174 (do_typedef, new_structure): Suppress definition of certain types.
1175 (new_structure): Improve diagnostics of duplicate definitions.
1176 Make sure location_s is associated with input.h.
1177 (nreverse_pairs, define_location_structures): New functions.
1178 (main): Improve tagging of kludge types. Remove old kludges
1179 for input.h types; use define_location_structures.
1180 * gengtype.h: Update prototypes. Define token codes here.
1181 * Makefile.in: Remove all references to gengtype-yacc.
1182 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1184 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1185 add GTY((skip)) to the field that's only conditionally there.
1186 * doc/install.texi: Document that Bison is no longer required
1187 unless building treelang.
1189 * gengtype.c: Don't include gtyp-gen.h.
1190 (srcdir): Declare here.
1191 (base_files, lang_dir_names): Allocate dynamically.
1192 (gt_files, num_gt_files, num_lang_dirs): New globals.
1193 (measure_input_list, read_input_line, read_input_list)
1194 (set_lang_bitmap): New functions.
1195 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1196 simplify, relying on read_input_list to set up the bitmaps.
1197 (main): Arguments are no longer unused. Check for correct number
1198 of command line arguments, set srcdir and srcdir_len, then call
1199 read_input_list, before doing anything else. No need to worry
1200 about duplicates in main loop.
1201 * configure.ac: Simplify the calculation of all_gtfiles.
1202 Put language tags in there. Don't set or substitute
1203 all_gtfiles_files_langs or all_gtfiles_files_frags.
1204 * Makefile.in: Revamp the way gengtype is invoked, now that it
1205 takes a file on its command line with a much simpler format.
1206 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1207 (GTFILES): Remove duplicates and C source files.
1208 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1209 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1210 * configure: Regenerate.
1212 * gengtype.h: Remove all type definitions to gengtype.c; leave
1213 only definitions of options_p, type_p, and pair_p as opaque
1214 pointers. Update prototypes.
1215 * gengtype.c: Many type definitions moved here from gengtype.h.
1216 Consolidate type definitions at the top of the file.
1217 (xvasprintf): Delete.
1218 (xasprintf): Make static.
1219 (create_nested_pointer_option): Add 'next' parameter.
1220 (create_field_all, create_field_at): New functions.
1221 (create_field): Now a thin wrapper around create_field_all.
1222 (create_optional_field): Rename create_optional_field_ and add
1223 line argument. Original name is now a macro which supplies
1225 (oprintf): Use vsnprintf directly.
1226 (close_output_files): Use fatal rather than perror/exit.
1227 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1228 (main): Set progname. Don't use exit.
1229 * gengtype-yacc.y (struct_fields): Use create_field_at.
1230 (option, optionseqopt): Delete.
1231 (optionseq): Consolidate productions from option here so we
1232 can use the first argument to create_option.
1234 * gengtype-lex.l: Distinguish unions from structures in the
1235 token type. Don't call find_structure; return the tag as a string.
1236 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1237 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1238 Reorganize typedef_struct production accordingly.
1239 Use create_nested_ptr_option.
1240 * gengtype.c (create_nested_ptr_option): New function.
1241 * gengtype.h: Declare it.
1243 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1244 (string_type): Don't declare.
1245 (do_scalar_typedef): Declare.
1246 (create_scalar_type): Update prototype.
1247 * gengtype.c (string_type): Make static.
1248 (scalar_nonchar, scalar_char): New.
1249 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1250 (resolve_typedef): Use scalar_nonchar for error recovery.
1251 (create_scalar_type): Remove name_len field. Return scalar_char
1252 or scalar_nonchar as appropriate.
1253 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1255 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1257 (main): Initialize scalar_char and scalar_nonchar before calling
1259 * gengtype-lex.l: Adjust for removal of second argument to
1260 create_scalar_type. Use yylval.s instead of yylval.t when
1262 * gengtype-yacc.y: Type of SCALAR is string. Call
1263 create_scalar_type from type:SCALAR rule. Adjust for removal of
1264 second argument to create_scalar_type.
1266 * vec.h: Remove all #if IN_GENGTYPE blocks.
1267 Add comment saying that changes may require adjustments to gengtype.
1268 * gengtype.c: Don't include coretypes.h or tm.h.
1269 Add comment to inclusion of errors.h.
1270 (note_def_vec, note_def_vec_alloc): New functions.
1271 * gengtype.h: Declare new functions.
1272 * gengtype-lex.l: Don't include coretypes.h.
1273 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1275 (update_lineno): Remove unnecessary prototype.
1276 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1277 (VEC rule): Just return VEC_TOKEN.
1278 * gengtype-yacc.y (VEC_TOKEN): New token type.
1279 (type): Add a production for VEC(a,b).
1280 * Makefile.in: Update dependencies.
1282 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1283 typedefs that use the old PARAMS macro.
1285 * gengtype-lex.l: Remove all rules and states relating to yacc
1287 * gengtype-yacc.y: Similarly.
1288 * gengtype.c (note_yacc_type): Delete function.
1289 * gengtype.h: Update prototypes.
1291 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1293 * tree-pretty-print.c (dump_generic_node): Report precision of
1294 unnamed integer types.
1296 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1298 * ifcvt.c (noce_try_store_flag_constants): Don't check
1299 no_new_pseudos here.
1300 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1301 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1302 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1303 noce_try_sign_mask): Likewise.
1304 (if_convert): Check no_new_pseudos here.
1306 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1308 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1309 (noce_get_condition): Handle new then_else_reversed argument.
1310 (noce_init_if_info): Remove, fold into noce_find_if_block.
1311 (noce_process_if_block): Take a struct noce_if_info as the
1312 argument. Don't set up one based on ce_if_info. Update pointer
1313 references accordingly.
1314 (cond_move_process_if_block): Likewise.
1315 (process_if_block): Removed.
1316 (find_if_block): Removed. Move functionality two new functions,
1317 noce_find_if_block and cond_exec_find_if_block.
1318 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1319 blocks and the symmetric IF-ELSE-JOIN case.
1320 (cond_exec_find_if_block): Also new function mostly based on old
1321 find_if_block and process_if_block.
1322 (find_if_header): Replace find_if_block call with separately
1323 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1324 (find_cond_trap): Update noce_get_condition call.
1325 (dead_or_predicable): Likewise.
1327 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1329 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1331 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1332 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1333 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1334 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1335 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1336 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1337 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1338 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1339 __builtin_ia32_psrad128 builtins.
1341 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1343 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1344 * config/i386/constraints.md
1345 (define_constraint "I"): Use IN_RANGE macro.
1346 (define_constraint "J"): Ditto.
1347 (define_constraint "K"): Ditto.
1348 (define_constraint "M"): Ditto.
1349 (define_constraint "N"): Ditto.
1350 (define_constraint "O"): Ditto.
1351 * config/i386/predicates.md
1352 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1353 (define_predicate "const_0_to_3_operand"): Ditto.
1354 (define_predicate "const_0_to_7_operand"): Ditto.
1355 (define_predicate "const_0_to_15_operand"): Ditto.
1356 (define_predicate "const_0_to_63_operand"): Ditto.
1357 (define_predicate "const_0_to_255_operand"): Ditto.
1358 (define_predicate "const_1_to_31_operand"): Ditto.
1359 (define_predicate "const_2_to_3_operand"): Ditto.
1360 (define_predicate "const_4_to_7_operand"): Ditto.
1362 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1364 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1365 in SImode for save_world.
1366 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1369 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1371 PR tree-optimization/30784
1372 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1375 2007-03-25 Revital Eres <eres@il.ibm.com>
1377 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1378 Fold movement_possibility function into it.
1380 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1382 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1383 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1384 (call_indirect_nonlocal_darwin64): Same.
1385 (call_nonlocal_darwin64): Same.
1386 (call_value_indirect_nonlocal_darwin64): Same.
1387 (call_value_nonlocal_darwin64): Same.
1388 (sibcall_nonlocal_darwin64): Same.
1389 (sibcall_value_nonlocal_darwin64): Same.
1390 (sibcall_symbolic_64): Same.
1391 (sibcall_value_symbolic_64): Same.
1392 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1394 (rs6000_emit_load_toc_table): Same.
1395 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1396 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1402 (load_toc_v4_pic_si): Same
1403 (load_toc_v4_PIC_1): Same.
1404 (load_toc_v4_PIC_1b): Same.
1405 (call_indirect_aix{32,64}): Same.
1406 (call_value_indirect_aix{32,64}): Same.
1409 (call_local{32,64}): Same.
1410 (call_value_local{32,64}): Same.
1411 (call_indirect_nonlocal_aix{32,64}): Same.
1412 (call_nonlocal_aix{32,64}): Same.
1413 (call_value_indirect_nonlocal_aix{32,64}): Same.
1414 (call_value_nonlocal_aix{32,64}): Same.
1415 (call_indirect_nonlocal_sysv<mode>): Same.
1416 (call_nonlocal_sysv<mode>): Same.
1417 (call_value_indirect_nonlocal_sysv<mode>): Same.
1418 (call_value_nonlocal_sysv<mode>): Same.
1420 (sibcall_local{32,64}): Same.
1421 (sibcall_value_local{32,64}): Same.
1422 (sibcall_nonlocal_aix{32,64}): Same.
1423 (sibcall_value_nonlocal_aix{32,64}): Same.
1424 (sibcall_nonlocal_sysv<mode>): Same.
1425 (sibcall_value): Same.
1426 (sibcall_value_nonlocal_sysv<mode>): Same.
1428 2007-03-24 Paul Brook <paul@codesourcery.com>
1430 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1431 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1433 2007-03-24 Richard Henderson <rth@redhat.com>
1435 * config/ia64/constraints.md: New file.
1436 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1437 satisfies_constraint_?.
1438 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1439 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1440 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1441 ia64_output_mi_thunk): Likewise.
1442 (ia64_const_ok_for_letter_p): Remove.
1443 (ia64_const_double_ok_for_letter_p): Remove.
1444 (ia64_extra_constraint): Remove.
1445 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1446 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1447 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1448 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1449 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1450 EXTRA_MEMORY_CONSTRAINT): Remove.
1451 * config/ia64/ia64.md: Include constriants.md. Replace
1452 CONST_OK_FOR_? with satisfies_constraint_?.
1454 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1455 H.J. Lu <hongjiu.lu@intel.com>
1457 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1459 (name macros): Use DPD_BID_NAME to convert names properly.
1461 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1462 decimal floating point format.
1463 (init_floating_libfuncs): Change decimal functions so that they
1464 have a "bid_" prefix if the decimal system uses the BID format,
1465 and "dpd_" prefix if the decimal system uses the DPD format.
1466 (init_interclass_conv_libfuncs): Ditto.
1467 (init_intraclass_conv_libfuncs): Ditto.
1469 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1470 using the BID format.
1472 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1473 whether we are using the BID decimal format.
1474 * configure: Regenerate.
1476 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1477 the compiler has decimal floating point enabled. Define
1478 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1481 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1482 using the BID format.
1484 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1485 whether we are using the BID decimal format.
1486 * configure: Regenerate.
1488 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1489 the compiler has decimal floating point enabled. Define
1490 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1493 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1494 options, and that it is enabled for i386/x86_64 systems.
1496 * Makefile.in (enable_decimal_float): New.
1498 (DECNUMINC): Add -I$(DECNUMFMT).
1499 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1500 to $(DECNUMFMT) from $(DECNUM).
1502 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1503 Substitute enable_decimal_float.
1504 * configure: Regenerated.
1507 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1510 * configure.ac: Enable decimal float for x86_64-*-linux*.
1511 * configure: Regenerated.
1514 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1515 decimal128ClearSign to flip and clear the sign bit in decimal128.
1516 (decimal_real_maxval): Set decimal128SetSign to set the sign
1519 2007-03-23 Ian Lance Taylor <iant@google.com>
1521 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1523 2007-03-23 Ian Lance Taylor <iant@google.com>
1525 * tree-dump.c (dump_files): Correct comment.
1527 2007-03-23 Ian Lance Taylor <iant@google.com>
1529 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1531 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1533 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1534 in cfglayout mode. Don't go into and out of cfglayout mode.
1535 Link the blocks in the order of the constructed traces.
1536 (rest_of_handle_tracer): Adjust call to tracer.
1537 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1538 Don't go into cfglayout mode.
1539 (rtl_loop_done): Don't go out of cfglayout mode.
1540 * cfglayout.c (relink_block_chain): New function, split out from...
1541 (fixup_reorder_chain): ...here. Remove redundant checking.
1542 (cfg_layout_finalize): Don't clear the header, footer, and aux
1543 fields here, move the code to do so to relink_block_chain. Likewise
1544 for free_original_copy_tables.
1545 * rtl.h (tracer): Update prototype.
1546 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1547 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1548 mode. Use relink_block_chain to serialize the CFG according to the
1549 new basic block order. Move targetm.cannot_modify_jumps_p check from
1551 (gate_handle_reorder_blocks): ...to here.
1552 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1554 (gate_duplicate_computed_gotos): ...to here.
1555 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1556 something always changes when going into and out of cfglayout mode.
1557 Perform an expensive cfg cleanup while going into cfglayout mode.
1558 Always update liveness information on HAVE_conditional_execution
1559 targets. Reserialize the basic blocks and go out of cfglayout mode.
1560 * reg-stack.c: Include cfglayout.h.
1561 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1562 the call to reorder_basic_blocks.
1563 * basic-block.h (reorder_basic_blocks): Update prototype.
1564 (relink_block_chain): New prototype.
1565 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1567 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1569 * config/mips/mips.md (type, hazard, *movdi_32bit,
1570 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1571 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1572 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1573 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1574 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1576 (movcc): Change first xfer to multi.
1577 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1578 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1579 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1580 config/mips/generic.md: Change reservations using "xfer" to use
1582 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1583 using match_operand.
1584 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1585 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1587 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1589 2007-03-22 Richard Henderson <rth@redhat.com>
1591 * config/i386/i386.c: Remove unnecessary function declarations.
1592 Move targetm definition, and all related macros, to the end of
1593 the file. Resort some functions to put definitions before uses.
1594 (ix86_attribute_table): Make static. Move to end of file.
1595 (ix86_gimplify_va_arg): Make static.
1597 2007-03-22 Richard Henderson <rth@redhat.com>
1599 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1600 don't increase local_regparm with force_align_arg_pointer check.
1601 (ix86_function_sseregparm): Assert 32-bit.
1602 (type_has_variadic_args_p): New.
1603 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1604 type_has_variadic_args_p.
1605 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1606 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1607 use memset instead. Do maybe_vaarg check first; skip attribute
1608 tests if true; skip attribute tests for 64-bit.
1609 (construct_container): Remove TARGET_DEBUG_ARG.
1610 (function_arg_advance_32, function_arg_advance_64): Split out ...
1611 (function_arg_advance): ... from here.
1612 (function_arg_32, function_arg_64): Split out ...
1613 (function_arg): ... from here.
1614 (ix86_pass_by_reference): Tidy.
1615 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1616 (function_value_32): New, from parts of ix86_function_value
1617 and ix86_value_regno.
1618 (function_value_64): New, from parts of ix86_function_value
1619 and ix86_libcall_value.
1620 (ix86_function_value_1): New.
1621 (ix86_function_value, ix86_libcall_value): Use it.
1622 (return_in_memory_32, return_in_memory_64): Split out ...
1623 (ix86_return_in_memory): ... from here.
1624 (ix86_struct_value_rtx): Skip for 64-bit.
1625 (ix86_libcall_value, ix86_value_regno): Remove.
1626 (setup_incoming_varargs_64): Split out ...
1627 (ix86_setup_incoming_varargs): ... from here.
1628 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1629 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1630 * config/i386/i386-protos.h (ix86_function_value): Remove.
1631 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1633 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1636 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1637 infinities not supported, otherwise emit warning if -Woverflow. On
1638 underflow, emit warning if -Woverflow.
1639 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1641 * real.h (real_from_string): Update declaration
1643 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1644 Richard Henderson <rth@redhat.com>
1646 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1647 * calls.c (compute_argument_block_size, expand_call,
1648 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1649 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1650 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1651 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1652 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1653 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1654 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1655 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1658 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1660 * c-incpath.c (add_sysroot_to_chain): New.
1661 (merge_include_chains): Add sysroot argument. Call
1662 add_sysroot_to_chain if sysrooted.
1663 (register_include_chains): Update call to merge_include_chains.
1664 * doc/cppopts.texi: Document use of '=' in include directory
1667 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1669 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1670 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1671 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1672 insn pattern using X87MODEF12 mode macro.
1674 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1676 * regmove.c (regmove_optimize): Use reg_mentioned_p
1677 instead of reg_overlap_mentioned_p for DST.
1679 2007-03-21 Mike Stump <mrs@apple.com>
1681 * c.opt: Fixup for Objective-C/C++.
1683 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1685 * explow.c (convert_memory_address): Fold memory reference when
1686 POINTERS_EXTEND_UNSIGNED < 0
1688 2007-03-21 Richard Henderson <rth@redhat.com>
1691 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1692 * config/i386/mmintrin.h (__m64): Likewise.
1693 * config/i386/xmmintrin.h (__m128): Likewise.
1695 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1697 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1698 (VXWORKS_OS_CPP_BUILTINS): Define.
1699 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1700 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1702 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1704 * rtl.h (constant_pool_reference_p): Delete.
1705 (find_constant_src): Declare.
1706 * rtlanal.c (find_constant_src): New function.
1707 * simplify-rtx.c (constant_pool_reference_p): Delete.
1708 * config/i386/i386.md: Use find_constant_src instead of
1709 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1711 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1713 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1714 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1716 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1718 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1719 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1720 (arm_elf_asm_constructor): Use it.
1721 (arm_elf_asm_destructor): New function.
1723 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1725 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1727 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1729 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1731 2007-03-19 Andrew Haley <aph@redhat.com>
1733 PR tree-optimization/31264
1734 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1737 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1739 PR rtl-optimization/30907
1740 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1741 (fwprop_init): Always call loop_optimizer_initialize.
1742 (fwprop_done): Always call loop_optimizer_finalize.
1743 (fwprop): We always have loop info now.
1744 (gate_fwprop_addr): Remove.
1745 (pass_fwprop_addr): Use gate_fwprop as gate.
1747 PR rtl-optimization/30841
1748 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1749 df_chain_alloc): Call df_reorganize_refs unconditionally.
1750 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1751 refs_organized to refs_organized_size.
1752 (df_ref_create_structure): Use refs_organized_size instead of
1753 bitmap_size if refs had been organized, and keep refs_organized_size
1755 * df.h (struct df_ref_info): Change refs_organized to
1756 refs_organized_size.
1757 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1760 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1762 * except.c (output_function_exception_table): Do not reference the
1763 EH personality routine for functions that do not require an
1766 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1769 * c-typeck.c (convert_for_assignment): Call comptypes for
1770 RECORD_TYPE or UNION_TYPE.
1773 * reload1.c (reload): Do invalid ASM checking after
1774 cleanup_subreg_operands.
1776 2007-03-19 Jeff Law <law@redhat.com>
1778 * tree-cfg.c (find_taken_edge): Tighten conditions for
1779 optimizing computed gotos.
1781 2007-03-19 Michael Matz <matz@suse.de>
1783 * builtins.c (expand_builtin_sync_operation,
1784 expand_builtin_compare_and_swap,
1785 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1788 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1789 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1792 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1794 * doc/tm.texi: Add brackets around the return type of
1795 TARGET_SECONDARY_RELOAD.
1797 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1798 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/31254
1801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1802 Use handled_component_p () where appropriate. Continue
1803 propagating into the rhs if we propagated into an INDIRECT_REF
1806 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1808 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1809 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1810 (xde, xdee): Mode attributes adjusted to support DFP modes.
1811 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1812 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1813 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1814 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1815 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1816 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1817 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1819 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1820 "movsf"): Insn definitions removed.
1821 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1822 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1823 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1825 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1826 "reload_in<mode>", "reload_out<mode>"): Expander added.
1827 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1830 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1832 * config/s390/s390.md: Only non-functional changes. Renamed
1833 FPR mode macro to BFP all over the file.
1835 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1837 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1838 (op_type attribute): RRF instruction type added.
1839 (fT0): New mode attribute.
1840 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1841 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1842 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1843 no secondary memory is needed when moving DFmode values between GPRs
1846 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1848 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1849 inverted and documentation adjusted.
1850 ("mhard-dfp", "msoft-dfp"): New options.
1851 * config/s390/s390.c (s390_handle_arch_option): New architecture
1853 (override_options): Sanity checks for the new options added.
1854 * config.gcc: New architecture switch: z9-ec.
1855 * config/s390/s390.h (processor_flags): PF_DFP added.
1856 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1857 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1858 when the bit is NOT set so remove it from the defaults.
1860 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1862 * genemit.c (main): Print include statement for dfp.h.
1863 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1866 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1868 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1870 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1873 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1876 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1878 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1879 attr_length_call, output_call, output_indirect_call): Cleanup
1880 formatting of targetm calls.
1882 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1884 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1886 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1888 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1889 reservation, bypass and anti-bypass descriptions for these instructions.
1890 Update move patterns.
1891 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1894 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1896 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1897 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1898 (get_initial_def_for_reduction): Likewise.
1900 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1902 Fix PR tree-optimization/29922
1903 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1904 (get_representative): Removed.
1905 (value_dies_in_block_x): Update for rvuse removal.
1906 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1907 (compute_antic_aux): Handle when PHI nodes appear in
1908 non-single-successors.
1909 (dump_bitmap_of_names): Removed.
1910 (compute_antic_safe): Renamed and removed rvuse calculation.
1911 Calculate only antic safe.
1912 (insert_into_preds_of_block): Remove assert.
1913 (execute_pre): Update for renamed functions.
1914 (defer_or_phi_translate_block): New function.
1916 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1918 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1919 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1921 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1922 Follow spelling conventions.
1924 * tree-data-ref.h: Remove the prototype for analyze_array.
1926 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1928 PR tree-optimization/31041
1929 * tree-vect-transform.c (get_initial_def_for_induction): Call
1930 force_gimple_operand.
1932 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1934 * ipa-type-escape.c (look_for_casts) : Revert code to use
1935 handled_component_p due to ada test a-numaux.adb.
1937 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1939 * final.c (final_scan_insn): Alter the condition of a
1940 conditional trap if we have nonstandard CC.
1942 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1944 * configure.ac: Remove excess quoting from asm line 0 test.
1945 * configure: Rebuilt.
1947 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1949 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1950 * c-common.c (convert_and_check): Move warning logic to...
1951 (warnings_for_convert_and_check): ...here. Define.
1952 * c-common.h (warnings_for_convert_and_check): Declare.
1954 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1956 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1957 (output_call): Likewise.
1959 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1961 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1963 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1965 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1967 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1970 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1972 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1974 PR tree-optimization/31183
1975 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1976 Use double_int instead of unsigned int for representing access_strides.
1977 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1979 2007-03-16 Richard Guenther <rguenther@suse.de>
1981 PR tree-optimization/31146
1982 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1983 to allow recursion of forward_propagate_addr_expr.
1984 (forward_propagate_addr_into_variable_array_index): Likewise.
1985 (forward_propagate_addr_expr): Likewise.
1986 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1987 (forward_propagate_addr_expr_1): Recurse on simple copies
1988 instead of propagating into them. Do so for useless conversions
1990 (forward_propagate_addr_expr): Clean up unused statements after
1993 2007-03-16 Richard Guenther <rguenther@suse.de>
1995 * builtins.c (expand_builtin_cexpi): Use the right argument
1996 for the expansion via cexp.
1998 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2000 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2001 * configure: Rebuilt.
2003 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2006 * dwarf2out.c (force_type_die): Adjust comment.
2007 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2009 2007-03-15 DJ Delorie <dj@redhat.com>
2011 * config/frv/predicates.md (minmax_operator): Don't check operands
2014 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2016 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2017 Update constant estimates of number of iterations.
2018 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2019 argument renamed to "realistic".
2020 (compute_estimated_nb_iterations): Removed.
2021 (record_niter_bound): New function.
2022 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2023 call record_nonwrapping_iv with upper = false.
2024 (infer_loop_bounds_from_signedness): Pass upper argument to
2025 record_nonwrapping_iv.
2026 (estimate_numbers_of_iterations_loop): Do not call
2027 compute_estimated_nb_iterations. Record estimate based on profile
2028 information. Initialize the constant estimates of number of
2030 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2032 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2033 number of iterations is too small.
2034 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2035 (EST_NOT_AVAILABLE): Removed.
2036 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2037 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2040 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2042 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2043 Handle NE_EXPR guards.
2045 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2048 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2049 Set also -pedantic-errors by default for the preprocessor unless
2050 -fpermissive is given.
2052 2007-03-15 Richard Guenther <rguenther@suse.de>
2056 * builtins.c (expand_builtin_cexpi): As a fallback if we
2057 don't have builtins for sincos or cexp create a function
2058 declaration for cexp and expand to a call to that.
2059 (expand_builtin_int_roundingfn): Always fall
2060 back to floor/ceil and its variants even if they may be
2063 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2066 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2067 jump tables, move the call to delete_dead_jumptables from here...
2068 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2069 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2070 don't allow merging of blocks that try_redirect_by_replacing_jump
2071 also does not handle when not optimizing.
2073 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2074 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2076 * config/i386/i386.md (x86_sahf_1): Correctly handle
2079 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2083 x86_64_general_operand as operand[2] predicate. Remove "iF"
2084 from operand constraints and use "e" constraint instead.
2085 (*subti3_1, *subti3_1 splitter): Ditto.
2086 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2087 operand[1] predicate.
2089 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2091 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2092 arrays, multiply the access strides by the size of the sub-array.
2093 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2095 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2097 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2098 the configured assembler supports the sahf mnemonic.
2099 * configure: Regenerate.
2100 * config.in: Regenerate.
2102 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2103 emit "sahf" or ".byte\t0x9e" as asm template.
2105 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2108 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2109 option to replace hard coded TARGET_xxx in md file.
2110 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2111 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2112 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2113 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2114 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2115 (X86_TUNE_NOT_VECTORMODE): Ditto.
2116 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2117 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2118 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2119 (TUNE_SLOW_IMUL_IMM8): Ditto.
2120 (TUNE_MOVE_M1_VIA_OR): Ditto.
2121 (TUNE_NOT_UNPAIRABLE): Ditto.
2122 (TUNE_NOT_VECTORMODE): Ditto.
2124 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2127 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2128 tuning options instead of hard coded TARGET_xxx.
2129 (fix ssemode peephole2's): Ditto.
2130 (imul peephole2's): Ditto.
2132 (movdi_or_rex64): Ditto.
2133 (move peephole2): Ditto.
2134 (not peephole2's): Ditto.
2136 2007-03-14 Dirk Mueller <dmueller@suse.de>
2138 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2139 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2140 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2142 * c-parser.c (c_parser_do_statement): Warn about empty body in
2144 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2145 * doc/invoke.texi (-Wempty-body): Update documentation.
2147 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2150 * c-common.h (warn_for_div_by_zero): Declare.
2151 * c-common.c (warn_for_div_by_zero): Define.
2152 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2155 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2157 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2158 to PREFIX and STANDARD_PREFIX.
2160 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2161 Phil Edwards <phil@codesourcery.com>
2163 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2164 (__gthread_once_t): Remove busy field for RTPs.
2165 (__GTHREAD_ONCE_INIT): Update accordingly.
2167 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2169 * doc/invoke.texi: Document VxWorks options.
2171 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2173 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2175 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2177 PR tree-optimization/30590
2178 * tree-nrv.c (tree_nrv): Check for the partial update of the
2181 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2183 * flags.h (flag_random_seed): Remove declaration, in favor of...
2184 * toplev.h (get_random_seed, set_random_seed): ... these.
2185 * tree.c (get_file_function_name): Use the former.
2186 * opts.c (common_handle_option): Use the latter.
2189 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2192 * cse.c (cse_find_path): Do not bail out if a basic block that
2193 we already visited now becomes part of a path that starts at a
2194 different basic block. Just disallow this, to make sure we
2195 visit each basic block at most once.
2197 2007-03-13 Jan Hubicka <jh@suse.cz>
2199 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2200 when profile esitmate is present, calls with very low frequency are
2203 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2205 PR tree-optimization/30730
2206 PR tree-optimization/26900
2207 * tree-ssa-loop-niter.c: Include gmp.h.
2209 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2210 split_to_var_and_offset, determine_value_range,
2211 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2212 bound_difference, bounds_add, bounds_negate,
2213 number_of_iterations_ne_max, dump_affine_iv): New functions.
2214 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2215 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2216 difference of initial and final value of control iv to validate
2218 (number_of_iterations_cond): Add loop parameter. Determine bounds
2219 on the difference of the extremes of the control iv. Add dumps.
2220 (expand_simple_operations): Handle phi nodes.
2221 (simplify_using_initial_conditions): Do not record used conditions.
2222 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2223 Do not set additional_info.
2224 (implies_nonnegative_p, implies_ge_p): Removed.
2225 (derive_constant_upper_bound): Do not use parameter `additional'.
2226 (record_estimate): Parameter `additional' removed. Parameter
2227 `i_bound' added. Do not call derive_constant_upper_bound.
2228 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2229 bound the number of iterations estimate.
2230 (estimate_numbers_of_iterations_loop): Pass the estimate from
2231 the number of iterations analysis to record_estimate.
2232 * tree.h (multiple_of_p): Declare.
2233 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2234 (scev_const_prop): Do not check expression_expensive_p.
2235 * fold-const.c (multiple_of_p): Exported.
2236 * double-int.c (double_int_mask): Exported.
2237 * double-int.h (double_int_mask): Declare.
2238 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2239 field. Added max field.
2241 2007-03-13 David Taylor <taylor@candd.org>
2244 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2247 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2250 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2251 two unamed patterns.
2253 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.opt (mcx16, msahf): New options.
2256 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2257 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2259 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2260 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2261 Output -mcx16 and -msahf options when corresponding bit is set.
2263 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2266 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2268 * configure.ac: Test for assembler tolerance to # 0 "".
2269 * configure, config.in: Rebuilt.
2270 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2272 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2274 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2276 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2277 (handle_syscall): Handle direct system calls.
2278 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2280 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2282 * doc/invoke.texi: Fix cpp.info cross-reference.
2283 * doc/passes.texi: Fix gcc.info cross-reference.
2285 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2287 PR tree-optimization/30835
2288 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2289 bb_for_stmt is not NULL before accessing it.
2291 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2293 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2296 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2299 * doc/install.texi: Document --enable-stage1-languages
2301 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2303 * tree-pass.h (pass_into_cfg_layout_mode,
2304 pass_outof_cfg_layout_mode): Declare.
2305 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2306 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2307 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2308 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2310 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2312 * c-decl.c (warn_variable_length_array): New function.
2313 Refactored from grokdeclarator to handle warn_vla
2314 and handle unnamed array case.
2315 (grokdeclarator): Refactored VLA warning case.
2316 * c.opt (Wvla): New flag.
2317 * doc/invoke.texi (Wvla): New warning.
2319 2007-03-12 Richard Henderson <rth@redhat.com>
2321 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2322 (TARGET_SECTION_TYPE_FLAGS): New.
2324 2007-03-12 Richard Henderson <rth@redhat.com>
2326 * config/darwin.c (machopic_reloc_rw_mask): New.
2327 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2328 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2330 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2332 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2333 * cppdefault.h (cpp_PREFIX): Document.
2334 (cpp_PREFIX_len): Likewise.
2335 (cpp_EXEC_PREFIX): New variable.
2336 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2337 * c-incpath.c (add_standard_paths): Correct logic for relocating
2338 paths within prefix.
2340 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2342 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2343 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2345 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2346 fix_truncdfdi_sse using SSEMODEF mode macro.
2347 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2348 fix_truncdfsi_sse using SSEMODEF mode macro.
2349 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2350 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2352 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2354 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2357 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2359 * tree.h : Add multiple_of_p declaration.
2360 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2361 * ipa-type-escape.c (results_of_malloc): Redundant.
2362 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2363 (cast_type): Extended with new members.
2364 (check_cast): Returns cast_type.
2365 (cast): New structure for data of walk_use_def_chains.
2366 (is_malloc_result, is_cast_from_non_pointer_1,
2367 is_cast_from_non_pointer,
2368 is_array_access_through_pointer_and_index): New functions.
2369 (look_for_casts): Returns cast types.
2370 (check_call): Returns void.
2371 (okay_pointer_operation): Use support of pointer plus index,
2372 pointer plus constant and allow all multiplications.
2374 2007-03-11 Richard Guenther <rguenther@suse.de>
2376 PR tree-optimization/31115
2377 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2378 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2379 A shift count of zero is not special as with *_DIV_EXPR.
2380 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2383 2007-03-11 Ian Lance Taylor <iant@google.com>
2385 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2386 the *_DIV_EXPR codes correctly with overflow infinities.
2388 2007-03-11 Ira Rosen <irar@il.ibm.com>
2390 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2391 indicate success/failure of the analysis. Add negation to subtrahend
2392 in case of subtraction. Fail if both operands contain constants.
2393 (create_data_ref): Fail if analyze_offset fails.
2395 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386.md (frndintxf2): Rename to ...
2398 (rintxf2): ... this. Remove expander having same name.
2399 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2400 (roundsf2, rounddf2): Ditto.
2401 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2402 (lround<mode>di2, lround<mode>si2): Ditto.
2404 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2406 * lower-subreg.c: Include except.h.
2407 (decompose_multiword_subregs): Verify that the only control flow
2408 insns we can split are loads to multi-words pseudos.
2409 Handle breaking such blocks after splitting, instead of calling
2410 find_many_sub_basic_blocks.
2412 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2413 on the new basic block. Add a lengthy comment explaining why we
2414 thought this was necessary.
2415 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2417 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2420 * tree.c (walk_type_fields): Recurse into the element type of
2421 ARRAY_TYPEs if there is a pointer set.
2423 2007-03-10 Dirk Mueller <dmueller@suse.de>
2425 * c-common.c (warn_logical_operator): Fix condition.
2427 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2429 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2431 * config/darwin.c (machopic_select_section): Remove superfluous
2432 argument in call to categorize_decl_for_section. Remove unused
2435 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2437 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2439 * configure: Regenerate.
2441 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2444 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2445 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2446 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2447 Add LABEL_NUSES to emitted label.
2448 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2449 branch probability value to emitted jump insn.
2450 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2451 Do not check life information and do not re-arrange input operands
2452 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2454 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2456 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2457 the change of decode_asm_operands.
2459 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2461 * mode-switching.c (create_pre_exit): Skip blockage insn.
2463 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2465 * tree-pass.h (TODO_update_smt_usage): Remove.
2467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2471 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2473 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2474 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2475 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2478 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2480 * gcc.c: Document %{, in big comment at top.
2481 (input_suffix_matches): Remove special handling for .s and
2483 (input_spec_matches): New.
2484 (handle_braces): Handle %{,.
2485 (validate_switches): ',' indicates a value which is not a switch.
2486 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2487 to detect assembler input.
2488 * config/i386/sol2.h (CPP_SPEC): Likewise.
2489 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2490 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2491 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2492 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2493 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2494 -m64 causes deployment target to default to 10.5.
2495 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2497 2007-03-09 Richard Henderson <rth@redhat.com>
2500 * target.h (targetm.asm.out.reloc_rw_mask): New.
2501 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2502 (TARGET_ASM_OUT): Use it.
2503 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2504 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2505 use the new reloc_rw_mask target hook instead.
2506 (default_section_type_flags_1): Merge into...
2507 (default_section_type_flags): ... here.
2508 (decl_readonly_section_1): Merge into...
2509 (decl_readonly_section): ... here.
2510 (default_elf_select_section_1): Merge into...
2511 (default_elf_select_section): ... here.
2512 (default_unique_section_1): Merge into...
2513 (default_unique_section): ... here.
2514 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2515 (default_select_rtx_section): Use it.
2516 (default_elf_select_rtx_section): Likewise.
2517 * output.h: Update to match.
2518 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2519 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2520 (TARGET_ASM_RELOC_RW_MASK): New.
2521 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2522 to categorize_decl_for_section.
2523 (x86_64_elf_unique_section): Likewise.
2524 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2525 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2526 (TARGET_ASM_RELOC_RW_MASK): New.
2527 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2528 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2529 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2530 (TARGET_RWRELOC): Remove.
2531 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2532 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2533 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2534 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2535 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2536 (rs6000_xcoff_select_section): Use decl_readonly_section.
2537 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2538 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2539 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2540 (TARGET_SECTION_TYPE_FLAGS): Remove.
2541 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2543 2007-03-09 Roger Sayle <roger@eyesopen.com>
2545 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2546 complex constant equality/inequality comparisons for here.
2547 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2548 known at compile-time or can be simplified to a scalar comparison.
2549 (fold_relational_const): Move compile-time evaluation of complex
2550 constant equality/inequality comparisons to here.
2552 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2554 PR rtl-optimization/30643
2555 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2557 (fold_rtx): Recurse, like before 2006-11-03.
2559 2007-03-09 DJ Delorie <dj@redhat.com>
2561 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2564 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2566 PR tree-optimization/30375
2567 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2568 LHS of statements is not the same.
2569 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2571 2007-03-09 Chao-ying Fu <fu@mips.com>
2573 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2575 * doc/invoke.texi (-mdspr2): Document new option.
2576 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2577 New unspec for DSP REV 2.
2578 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2579 these instructions are extended in DSP REV 2.
2580 (mips-dspr2.md): Include.
2581 * config/mips/mips.opt (mdspr2): New option.
2582 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2583 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2584 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2585 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2586 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2587 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2588 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2590 (bdesc_map): Add one field of unsupported_target_flags.
2591 (bdesc_arrays): Update entries to have extra fields. Add
2593 (mips_init_builtins): Initialize new function types.
2594 Check unsupported_target_fileds to filter out builtins.
2595 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2597 (ASM_SPEC): Pass mdspr2 to the assembler.
2598 * config/mips/mips-dspr2.md: New file.
2600 2007-03-09 Sa Liu <saliu@de.ibm.com>
2602 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2604 2007-03-09 Ian Lance Taylor <iant@google.com>
2606 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2607 argument) like -Wstrict-overflow=2.
2608 * doc/invoke.texi (Warning Options): Update documentation.
2610 2007-03-09 Dirk Mueller <dmueller@suse.de>
2613 * doc/invoke.texi (-Wlogical-op): Document.
2614 * common.opt (-Wlogical-op): New.
2615 * c-common.h (warn_logical_operator): Declare.
2616 * c-common.c (warn_logical_operator): Define.
2617 * c-typeck.c (parser_build_binary_op): Call
2618 warn_logical_operator.
2620 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2622 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2623 * final.c (final_scan_insn): Test for non-"" file name.
2625 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2627 * doc/loop.texi: Document the Omega linear constraints solver.
2628 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2629 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2630 omega-hash-table-size, omega-max-keys, and
2631 omega-eliminate-redundant-constraints.
2632 * tree-pass.h (pass_check_data_deps): Declared.
2635 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2636 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2637 pass_check_data_deps): New.
2638 * tree-data-ref.c (init_data_ref): Remove declaration.
2639 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2640 (analyze_array): Renamed init_array_ref, move up initializations.
2641 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2642 Removed arguments that are set to NULL.
2643 (analyze_indirect_ref): Correct indentation, correct call to
2645 (object_analysis): Call init_array_ref instead of analyze_array.
2646 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2647 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2648 of DR_ACCESS_FNS_ADDR.
2649 (init_omega_eq_with_af, omega_extract_distance_vectors,
2650 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2651 ddr_consistent_p): New.
2652 (compute_affine_dependence): Check consistency of ddrs when
2653 flag_check_data_deps is passed.
2654 (analyze_all_data_dependences): Uncomment.
2655 (tree_check_data_deps): New.
2656 * tree-data-ref.h: Include omega.h.
2657 (DR_ACCESS_FNS_ADDR): Removed.
2658 (data_dependence_relation): Add inner_loop.
2659 (DDR_INNER_LOOP): New.
2660 * common.opt (fcheck-data-deps): New.
2661 * tree-flow.h (tree_check_data_deps): Declare.
2662 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2663 (OBJS-common): Depend on omega.o.
2665 * passes.c (pass_check_data_deps): Scheduled.
2666 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2667 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2668 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2669 PARAM_VECT_MAX_VERSION_CHECKS,
2670 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2672 2007-03-09 Richard Guenther <rguenther@suse.de>
2674 PR tree-optimization/30904
2676 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2677 the same way as *_DIV_EXPR.
2679 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2681 * recog.c (decode_asm_operands): No mixed declarations and code.
2683 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2685 * rtl.def (ASM_INPUT): Add location.
2686 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2687 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2688 (decode_asm_operands): Add loc operand.
2689 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2690 * stmt.c (expand_asm): Rename to...
2691 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2692 gen_rtx_ASM_INPUT_loc.
2693 (expand_asm_expr): Adjust.
2694 * recog.c (decode_asm_operands): Add loc operand.
2695 (check_asm_operands, extract_insn): Adjust.
2696 * reload1.c (maybe_fix_stack_asms): Likewise.
2697 * final.c (asm_insn_count): Likewise.
2698 (final_scan_insn): Output # line before and after asm.
2700 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2702 * tree-ssa-structalias.c (variable_info): Remove
2704 (new_var_info): Ditto.
2705 (shared_bitmap_info_t): New structure.
2706 (shared_bitmap_table): New variable.
2707 (shared_bitmap_hash): New function.
2708 (shared_bitmap_eq): Ditto
2709 (shared_bitmap_lookup): Ditto.
2710 (shared_bitmap_add): Ditto.
2711 (merge_smts_into): Change to take bitmap directly.
2712 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2713 (init_alias_vars): Init shared bitmap hashtable.
2714 (delete_points_to_sets): Delete shared bitmap hashtable.
2715 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2716 is_aliased removal as a change that was still necessary was
2719 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/i386.h (override_options): Conditionally disable
2722 x86_sahf for 64bit targets only.
2724 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2727 * c-decl.c (merge_decls): Don't call make_var_volatile.
2728 * varasm.c (make_var_volatile): Remove.
2729 * output.h (make_var_volatile): Remove.
2731 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2733 PR tree-optimization/31085
2734 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2736 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2738 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2739 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2740 ATTR_CONST_NOTHROW_LIST.
2742 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2745 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2747 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2749 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2752 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2754 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2755 passed, use shared libgcc.
2757 2007-03-08 Roger Sayle <roger@eyesopen.com>
2759 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2760 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2761 (honor_protect_cleanup_actions, lower_try_finally_switch):
2763 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2764 ifc_temp_var): Likewise.
2765 * tree-inline.c (setup_one_parameter): Likewise.
2766 * tree-mudflap.c (mf_decl_cache_locals,
2767 mf_build_check_statement_for): Likewise.
2768 * tree-nested.c (init_tmp_var, save_tmp_var,
2769 finalize_nesting_tree_1): Likewise.
2770 * tree-outof-ssa.c (insert_copy_on_edge,
2771 insert_backedge_copies): Likewise.
2772 * tree-profile.c (tree_gen_edge_profiler,
2773 tree_gen_ic_profiler): Likewise.
2774 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2775 * tree-sra.c (sra_build_assignment): Likewise.
2776 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2777 * tree-ssa-math-opts.c (insert_reciprocals,
2778 execute_cse_sincos_1): Likewise.
2779 * tree-tailcall.c (adjust_accumulator_values,
2780 adjust_return_value): Likewise.
2781 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2782 * tree-vect-transform.c (vect_create_data_ref_ptr,
2783 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2784 vect_create_epilog_for_reduction, vectorizable_reduction,
2785 vectorizable_call, vectorizable_conversion,
2786 vectorizable_assignment, vectorizable_operation,
2787 vectorizable_type_demotion, vect_gen_widened_results_half,
2788 vect_permute_store_chain, vectorizable_store,
2789 vect_setup_realignment, vect_permute_load_chain,
2790 vectorizable_load, vectorizable_condition,
2791 vect_create_cond_for_align_checks): Likewise.
2792 * tree-vrp.c (build_assert_expr_for): Likewise.
2794 2007-03-08 Ian Lance Taylor <iant@google.com>
2796 * tree-vrp.c: Include "intl.h".
2797 (usable_range_p): New static function.
2798 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2799 overflowed values, juts set *strict_overflow_p.
2800 (compare_values): Only return -2 if one of the operands is not a
2802 (compare_ranges): Call usable_range_p.
2803 (compare_range_with_value): Likewise.
2804 (vrp_evaluate_conditional_warnv): Rename from
2805 vrp_evaluate_conditional. Make static. Change all callers.
2806 (vrp_evaluate_conditional): New function.
2807 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2809 (simplify_abs_using_ranges): Likewise.
2810 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2811 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2812 within_stmt parameter.
2813 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2814 vrp_evaluate_conditional.
2815 * tree-ssa-threadedge.c
2816 (record_temporary_equivalences_from_stmts_at_dest): Change
2817 simplify parameter to take a second tree parameter.
2818 (simplify_control_stmt_condition): Likewise.
2819 (thread_across_edge): Likewise.
2820 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2821 (thread_across_edge): Likewise.
2822 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2824 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2826 * config/i386/i386.h (TARGET_SAHF): New define.
2827 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2828 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2829 (x86_sahf): New global variable.
2830 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2831 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2832 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2833 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2835 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2836 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2837 when expanding fcomi/sahf based tests.
2838 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2839 expanding sahf based alternative. Emit sahf based sequence when
2840 optimizing for code size.
2841 * config/i386/i386.md (x86_sahf_1): Do not disable for
2842 TARGET_64BIT, enable for TARGET_SAHF.
2844 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2846 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2847 spurious whitespace from error message.
2849 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2852 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2854 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2856 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2858 * tree-sra.c (instantiate_element): Propagate disabled warnings
2859 from the element itself to the created variable.
2861 2007-03-07 Richard Henderson <rth@redhat.com>
2864 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2865 silently fix up the stack in the case of a missing register.
2867 2007-03-07 Paul Brook <paul@codesourcery.com>
2869 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2871 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2873 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2875 (phase1_vrs): Use them.
2876 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2877 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2878 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2879 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2880 __gnu_Unwind_Restore_WMMXC if required.
2881 (_Unwind_VRS_Pop): Implement iWMMXt support.
2882 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2883 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2884 gnu_Unwind_Save_WMMXC): Define.
2886 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2888 * config/vxworks.h (vxworks_override_options): Declare.
2889 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2890 * config/vxworks.c: Include target.h and toplev.h.
2891 (vxworks_override_options): New function.
2892 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2894 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2896 * config/s390/s390.c (override_options): Don't emit an error when
2897 -mstack-size is used without providing -mstack-guard.
2898 (s390_emit_prologue): Choose stack_guard value automatically if not
2899 provided via command line.
2900 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2902 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2904 * config/i386/i386.c (output_set_got): Add a GOT initialization
2905 sequence for VxWorks PIC.
2906 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2907 around labels as well as symbols. Use gotoff_operand instead
2908 of local_symbolic_operand.
2909 (legitimize_pic_address): Use gotoff_operand instead of
2910 local_symbolic_operand. Use @GOT accesses for labels as
2912 (ix86_output_addr_diff_elt): Use PC-relative rather than
2913 GP-relative offsets for VxWorks PIC.
2914 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2915 no_new_pseudos. Check whether the returned register is op0.
2916 * config/i386/i386.md (tablejump): Use PC-relative rather than
2917 GP-relative offsets for VxWorks PIC.
2918 * config/i386/predicates.md (gotoff_operand): New predicate.
2920 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2922 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2924 * config/vxworks-dummy.h: New file.
2925 * config/i386/i386.h: Include it.
2927 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2929 * dwarf2out.c (is_inlined_entry_point): New
2930 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2931 DW_AT_ranges if the first subblock is the entry point.
2933 2007-03-06 David Daney <ddaney@avtrex.com>
2935 * doc/install.texi (mips-*-*): Change recommended binutils
2938 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2940 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2941 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2943 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2944 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2946 2007-03-06 Jan Hubicka <jh@suse.cz>
2948 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2949 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2951 (probably_cold_bb_p): Cold functions are cold.
2952 (probably_never_executed_bb_p): Cold functions are cold.
2953 (tree_bb_level_predictions): Predict calls to cold functions as not
2955 (compute_function_frequency): Check hot/cold attributes.
2956 * function.h (function_frequency): Update comments.
2957 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2958 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2959 (c_common_att): Add cold and hot.
2961 * doc/extend.texi (hot,cold attributes): Document.
2963 2007-03-06 Andrew Haley <aph@redhat.com>
2965 * function.c (expand_function_end): Move blockage to just after we
2966 emit the label for the naked return from the function.
2968 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2970 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2973 2007-03-06 Jan Hubicka <jh@suse.cz>
2975 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2976 loaded for constant large models. Non-large 64bit PIC can do.
2977 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2978 * cmodel.h: Add LARGE PIC.
2979 * i386.md (UNSPEC_PLTOFF): New.
2980 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2982 (*call_1_rex64): Disable for large models.
2983 (*call_1_rex64_large): New.
2984 (*call_value_1_rex64): Disable for large models.
2985 (*call_value_1_rex64_large): New.
2986 (set_rip_rex4): New.
2987 (set_got_offset_rex64): New.
2988 * predicates.md (constant_call_address_operand): For large model
2989 constant calls are not possible.
2990 * i386-protos.h (construct_plt_address): Declare.
2991 * i386.c (override_options): Accept large models.
2992 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2993 (legitimate_constant_p): Add new UNSPECs.
2994 (legitimate_pic_operand_p): Likewise.
2995 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2996 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2998 (output_pic_addr_const): Add PLTOFF.
2999 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3000 (ix86_expand_move): Legitimize pic address when in PIC mode.
3001 (construct_plt_address): New function.
3002 (ix86_expand_call): Offload the address to register and use GOT pointer
3004 * invoke.texi (mcmodel=large): Update documentation.
3006 2007-03-06 Richard Henderson <rth@redhat.com>
3008 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3009 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3010 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3011 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3012 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3013 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3014 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3015 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3016 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3017 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3018 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3019 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3020 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3021 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3022 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3023 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3024 x86_schedule, x86_use_bt, x86_pad_returns,
3025 x86_use_xchgb): Merge into ...
3026 (ix86_tune_features): ... here. New array.
3027 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3028 x86_bswap): Merge into ...
3029 (ix86_arch_features): ... here. New array.
3030 (x86_3dnow_a): Remove.
3031 (x86_accumulate_outgoing_args): Make static.
3032 (x86_arch_always_fancy_math_387): Make static.
3033 (ix86_tune_mask, ix86_arch_mask): Move ...
3034 (override_options): ... to local variables here. Apply the
3035 appropriate mask to each element of ix86_arch_features and
3036 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3037 as were done in the old macros.
3038 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3039 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3040 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3041 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3042 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3043 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3044 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3045 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3046 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3047 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3048 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3049 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3050 x86_accumulate_outgoing_args, x86_prologue_using_move,
3051 x86_epilogue_using_move, x86_decompose_lea,
3052 x86_arch_always_fancy_math_387, x86_shift1,
3053 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3054 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3055 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3056 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3057 x86_use_incdec, x86_pad_returns, x86_bswap,
3058 x86_partial_flag_reg_stall): Remove.
3059 (enum ix86_tune_indices): New.
3060 (ix86_tune_features): New.
3061 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3062 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3063 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3064 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3065 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3066 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3067 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3068 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3069 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3070 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3071 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3072 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3073 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3074 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3075 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3076 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3077 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3078 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3079 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3080 TARGET_EXT_80387_CONSTANTS): Use it.
3081 (enum ix86_arch_indices): New.
3082 (ix86_arch_features): New.
3083 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3084 TARGET_BSWAP): Use it.
3085 (ix86_tune_mask, ix86_arch_mask): Remove.
3087 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3090 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3091 Define using $${sysroot_headers_suffix}.
3092 * configure: Regenerate.
3093 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3094 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3096 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3097 * gcc.c (print_sysroot_headers_suffix): New.
3098 (option_map): Include --print-sysroot-headers-suffix.
3099 (display_help): Mention -print-sysroot-headers-suffix.
3100 (process_command): Handle -print-sysroot-headers-suffix.
3101 (do_spec_1): Append multilib directory to include-fixed path if
3102 sysroot suffixes in use.
3103 (main): Handle -print-sysroot-headers-suffix.
3104 * Makefile.in (start.encap): Don't depend on xlimits.h
3105 (xlimits.h): Remove.
3106 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3107 limits.h for each multilib in fixinc_list.
3108 (fixinc_list, s-fixinc_list): New.
3109 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3110 generate them for each multilib in fixinc_list.
3111 (stmp-fixproto): Use include-fixed. Run fixproto for each
3112 multilib in fixinc_list.
3113 (mostlyclean): Don't remove xlimits.h.
3114 (clean): Remove include-fixed.
3115 (real-install-headers-tar, real-install-headers-cpio,
3116 real-install-headers-cp): Don't copy include, only include-fixed.
3117 (install-mkheaders): Depend on fixinc_list. Don't depend on
3118 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3119 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3120 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3122 2007-03-06 Jan Hubicka <jh@suse.cz>
3124 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3127 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3129 * configure.ac: Allow tm_file to contain build-directory files.
3130 * configure: Regenerate.
3131 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3132 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3133 * config/m68k/print-sysroot-suffix.sh: New file.
3135 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3137 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3138 of pic_offset_table_rtx if reload_completed.
3139 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3140 PIC_OFFSET_TABLE_REGNUM.
3141 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3143 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3144 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3146 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3148 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3149 functions that call eh_return.
3151 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3153 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3154 functions that need a constant pool.
3156 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3159 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3160 (m68k_preferred_reload_class): Likewise.
3161 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3162 (SECONDARY_RELOAD_CLASS): Define.
3163 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3164 (LIMIT_RELOAD_CLASS): Delete.
3165 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3166 registers from storing bytes.
3167 (m68k_secondary_reload_class): New function.
3168 (m68k_preferred_reload_class): Likewise.
3170 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3172 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3174 (m68k_expand_prologue): Likewise.
3176 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3178 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3179 (mips_expand_epilogue): Add a bool parameter.
3180 (m68k_legitimize_sibcall_address): Declare.
3181 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3182 (m68k_expand_epilogue): Add a parameter to select between sibling
3183 and normal epilogues. Only generate a return for the latter.
3184 (m68k_ok_for_sibcall_p): New function.
3185 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3186 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3187 (sibcall_value, *sibcall_value): Likewise.
3188 (*call, *call_value): Require !SIBLING_CALL_P.
3189 (epilogue): Update call to m68k_expand_epilogue.
3190 (sibcall_epilogue): New pattern.
3191 * config/m68k/predicates.md (const_call_operand): Say that this
3192 predicate applies to sibling calls too.
3193 (sibcall_operand): New predicate.
3195 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3197 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3198 alternatives as movsi_cf.
3199 (movsf_cf_hard): Add commentary.
3201 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3202 Richard Sandiford <richard@codesourcery.com>
3204 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3205 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3206 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3207 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3208 as being live on exit from an interrupt function.
3209 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3210 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3211 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3212 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3213 (m68k_interrupt_function_p): Globalize.
3214 (m68k_compute_frame_layout): Remove reverse mask code.
3215 (m68k_emit_movem, m68k_set_frame_related): New functions.
3216 (m68k_output_function_prologue): Delete in favor of...
3217 (m68k_expand_prologue): ...this new function.
3218 (m68k_output_function_epilogue): Delete in favor of...
3219 (m68k_expand_epilogue): ...this new function.
3220 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3222 (print_operand): Handle %?.
3223 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3224 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3225 (prologue, epilogue): New patterns.
3226 (return): Turn into a define_expand.
3227 (*return): New pattern, derived from old "return" pattern. Use rte
3228 rather than rts for interrupt functions. Only use rtd if the pop
3230 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3231 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3232 (link, *link, unlink, *unlink, load_got): Likewise.
3234 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3238 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3239 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3240 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3241 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3242 and m68k_matches_u_p.
3243 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3244 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3245 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3246 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3247 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3248 (REG_STRICT_P): New macro.
3249 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3250 PCREL_GENERAL_OPERAND_OK.
3251 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3252 m68k_legitimate_base_reg_p.
3253 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3254 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3255 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3256 * config/m68k/m68k.c (m68k_address): New structure.
3257 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3258 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3259 (m68k_jump_table_ref_p, m68k_decompose_address)
3260 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3261 (m68k_matches_u_p): New functions.
3262 (print_operand_address): Rewrite to use m68k_decompose_index.
3264 2007-03-05 David Taylor <dtaylor@emc.com>
3266 * gcc.c: Correct copyright date in --version output.
3268 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3270 * pa.md: In unamed move patterns, disparge copies between general
3271 and floating point registers using '?' modifier. Don't include 'f'
3272 constraint for register preferences in DImode, SImode, HImode and
3273 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3274 Remove constraints for copies between general and floating registers
3275 in soft-float DFmode pattern.
3276 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3280 2007-03-05 Mike Stump <mrs@apple.com>
3282 * c-common.c (targetcm): Add.
3283 * c-opts.c (c_common_handle_option): Handle language specific
3285 * opts.c (handle_option): Verify language for target options, if
3287 * opth-gen.awk: Add CL_LANG_ALL.
3288 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3289 (TARGETCM_INITIALIZER): Add.
3290 * target.h (struct gcc_targetcm): Add.
3292 * targhooks.c (default_handle_c_option): Add.
3293 * targhooks.h (default_handle_c_option): Add.
3294 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3296 * config/darwin.opt (iframework): Add.
3297 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3298 * config/darwin-c.c (handle_c_option): Add.
3299 (TARGET_HANDLE_C_OPTION): Add.
3301 * doc/invoke.texi (Darwin Options): Add -iframework.
3303 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3305 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3308 2007-03-05 Ian Lance Taylor <iant@google.com>
3310 * c.opt (fgnu89-inline): New option.
3311 * c-opts.c (c_common_post_options): Set default value for
3313 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3314 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3316 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3317 (grokdeclarator, start_function): Likewise.
3318 * c-cppbuiltin.c (c_cpp_builtins): Define either
3319 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3320 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3321 (C Dialect Options): Document -fgnu89-inline.
3322 * doc/extend.texi (Function Attributes): Explain what the
3323 gnu_inline attribute does.
3324 * doc/cpp.texi (Common Predefined Macros): Document
3325 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3327 2007-03-05 Ian Lance Taylor <iant@google.com>
3329 PR tree-optimization/31034
3330 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3331 half-range if the other side is an overflow infinity.
3333 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3335 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3336 (bfin*-linux-uclibc*): New configuration.
3337 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3339 * config/bfin/linux.h: New file.
3340 * config/bfin/libgcc-bfin.ver: New file.
3341 * config/bfin/t-bfin-uclinux: New file.
3342 * config/bfin/t-bfin-linux: New file.
3343 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3344 (TARGET_OS_CPP_BUILTINS): New macro.
3346 2007-03-05 Richard Guenther <rguenther@suse.de>
3348 * fold-const.c (fold_binary): Remove duplicate folding
3349 of comparison of non-null ADDR_EXPR against null.
3351 2007-03-05 Richard Guenther <rguenther@suse.de>
3352 Dorit Nuzman <dorit@il.ibm.com>
3354 PR tree-optimization/26420
3355 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3356 are no loops in the function. Only print the number of
3357 vectorized loops if it is greater than zero or we are supposed
3358 to print information about unvectorized loops.
3360 2007-03-05 Revital Eres <eres@il.ibm.com>
3362 * gcc.dg/var-expand1.c: New test.
3363 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3364 when an accumulator is expanded.
3366 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3369 * c-common.c (convert_and_check): Don't give warnings for
3370 conversion if 'expr' already overflowed.
3372 2007-03-04 Roger Sayle <roger@eyesopen.com>
3375 * fold-const.c (fold_comparison): Enforce type consistency when
3376 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3378 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3380 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3381 containing a cast to the base of TARGET_MEM_REF.
3383 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3385 * tree.c (tree_contains_struct_check_failed): Remove spurious
3386 whitespace from error message.
3388 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3391 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3392 instead of precision.
3394 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3395 Nathan Sidwell <nathan@codesourcery.com>
3397 * emit-rtl.c (find_auto_inc): New.
3398 (try_split): recreate REG_INC notes,
3399 Use regular for loops rather than whiles.
3401 2007-03-03 Andreas Schwab <schwab@suse.de>
3403 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3404 * configure: Regenerate.
3406 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3408 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3409 flag_rounding_math, not flag_unsafe_math_optimizations.
3411 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3413 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3414 alpha_fold_vector_minmax): Likewise.
3415 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3416 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3418 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3420 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3421 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3422 if the lhs has side-effects.
3423 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3425 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3427 * config/i386/i386.h (TUNEMASK): Remove define.
3428 (ARCHMASK): Remove define.
3429 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3430 Use ix86_arch_mask variable instead of ARCHMASK.
3431 * config/i386/i386.c (override_options): Ditto.
3432 (standard_80387_constant_p): Ditto.
3434 2007-03-02 Ian Lance Taylor <iant@google.com>
3436 Used signed infinities in VRP.
3437 * tree-vrp.c (uses_overflow_infinity): New static function.
3438 (supports_overflow_infinity): New static function.
3439 (make_overflow_infinity): New static function.
3440 (negative_overflow_infinity): New static function.
3441 (positive_overflow_infinity): New static function.
3442 (is_negative_overflow_infinity): New static function.
3443 (is_positive_overflow_infinity): New static function.
3444 (is_overflow_infinity): New static function.
3445 (overflow_infinity_range_p): New static function.
3446 (compare_values_warnv): New function split out of compare_values.
3447 (compare_value): Call it.
3448 (set_value_range_to_nonnegative): Add overflow_infinity
3449 parameter. Change caller.
3450 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3452 (vrp_expr_computes_nonzero): Likewise.
3453 (compare_ranges, compare_range_with_value): Likewise.
3454 (compare_name_with_value, compare_names): Likewise.
3455 (vrp_evaluate_conditional): Likewise.
3456 (set_value_range): Handle infinity
3457 (vrp_operand_equal_p, operand_less_p): Likewise.
3458 (extract_range_from_assert): Likewise.
3459 (vrp_int_const_binop): Likewise.
3460 (extract_range_from_binary_expr): Likewise.
3461 (extract_range_from_unary_expr): Likewise.
3462 (extract_range_from_comparison): Likewise.
3463 (extract_range_from_expr): Likewise.
3464 (dump_value_range): Likewise.
3465 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3466 (test_for_singularity): Likewise.
3467 (vrp_int_const_binop): Remove inline qualifier.
3468 (adjust_range_with_scev): Add comment.
3469 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3471 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3473 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3474 (get_constraint_for): Likewise.
3475 (do_structure_copy): Likewise.
3476 (find_func_aliases): Fix references to MODIFY_EXPR.
3477 (intra_create_variable_infos): Tidy.
3478 * tree-ssa-operands.c (add_virtual_operand): Add argument
3480 When adding members of alias sets, if IS_CALL_SITE is true and
3481 the symbol is not call-clobbered, skip it.
3484 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3486 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3487 entry by means of emit_insn_at_entry.
3489 2007-03-02 Richard Henderson <rth@redhat.com>
3491 * expr.h (promoted_input_arg): Remove decl.
3492 * function.c (promoted_input_arg): Merge into ...
3493 * combine.c (setup_incoming_promotions): ... only caller.
3494 Rearrange to avoid double loop.
3496 2007-03-02 Ben Elliston <bje@au.ibm.com>
3497 Peter Bergner <bergner@vnet.ibm.com>
3498 Janis Johnson <janis187@us.ibm.com>
3500 * config/rs6000/dfp.md: New file.
3501 * config/rs6000/rs6000.md: Include dfp.md.
3502 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3503 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3504 and TDmode decimal float modes in FP registers.
3505 (num_insns_constant): Likewise.
3506 (rs6000_legitimate_offset_address_p): Likewise.
3507 (rs6000_legitimize_address): Likewise.
3508 (rs6000_legitimize_reload_address): Likewise.
3509 (rs6000_legitimate_address): Likewise.
3510 (rs6000_emit_move): Likewise.
3511 (function_arg_boundary): Likewise.
3512 (function_arg_advance): Likewise.
3513 (rs6000_darwin64_record_arg_recurse): Likewise.
3514 (function_arg): Likewise.
3515 (rs6000_gimplify_va_arg): Likewise.
3516 (rs6000_split_multireg_move): Likewise.
3517 (rs6000_output_function_epilogue): Likewise.
3518 (rs6000_output_function_epilogue): Likewise.
3519 (rs6000_register_move_cost): Likewise.
3520 (rs6000_function_value): Likewise.
3521 (rs6000_libcall_value): Likewise.
3523 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3525 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3527 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3529 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3530 Use $MULTIDIR to choose between the kernel and RTP headers,
3531 and use $WIND_BASE and $WIND_USR to locate them.
3533 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.c (override_options): Put initialization of
3536 ix86_tune_mask and ix86_arch_mask to the correct place.
3538 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3539 Michael Meissner <michael.meissner@amd.com>
3542 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3544 (TARGET_CMOVE): Use ARCHMASK.
3545 (TARGET_CMPXCHG): Ditto.
3546 (TARGET_CMPXCHG8B): Ditto.
3547 (TARGET_XADD): Ditto.
3548 (TARGET_BSWAP): Ditto.
3549 * config/i386/i386.c (ix86_tune_mask): New global variable.
3550 (ix86_arch_mask): Ditto.
3551 (override_options): Initialize ix86_tune_mask and
3552 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3555 2007-03-02 Ben Elliston <bje@au.ibm.com>
3558 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3560 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3562 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3563 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3564 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3565 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3567 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3568 rs6000_init_dwarf_reg_sizes_extra): New.
3569 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3570 SPE register high parts.
3572 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3574 * Makefile.in: Add install-pdf target as
3575 copied from automake v1.10 rules.
3576 * configure.ac: Add install-pdf to target list.
3577 * configure: Regenerate.
3579 2007-03-01 Paul Brook <paul@codesourcery.com>
3581 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3582 modes to LDRD for DImode.
3583 (output_move_double): Fixup out of range ldrd/strd.
3584 (vfp_secondary_reload_class): Rename...
3585 (coproc_secondary_reload_class): ... to this. Add wb argument.
3586 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3587 coproc_secondary_reload_class for CLASS_IWMMXT.
3588 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3589 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3591 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3593 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3594 factor by the estimated number of iterations.
3595 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3598 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3599 decode_caches_intel, detect_caches_intel): New functions.
3600 (host_detect_local_cpu): Use detect_caches_amd and
3601 detect_caches_intel.
3603 2007-03-01 Richard Henderson <rth@redhat.com>
3605 * expr.c (emit_move_complex_push): Export.
3606 (emit_move_complex_parts): Split out from ...
3607 (emit_move_complex): ... here.
3608 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3609 * config/i386/i386.md (movcdi): New.
3611 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3613 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3614 size of mode1 to check for tieable modes in MMX case.
3616 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3618 * Makefile.in (rtlanal.o): Depend on tree.h.
3619 * rtl.h (offset_within_section_p, split_const): Declare.
3620 * rtlanal.c: Include tree.h.
3621 (offset_within_block_p): New function, taken from
3622 mips_offset_within_object_p.
3623 (split_const): New function, taken from mips_split_const.
3624 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3626 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3627 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3628 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3629 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3630 (m68k_illegitimate_symbolic_constant_p): New function.
3631 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3632 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3633 symbolic constant that might be outside the symbol's section,
3634 move the symbol first and then add the offset.
3635 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3637 * config/mips/mips.c (mips_split_const): Delete.
3638 (mips_offset_within_object_p): Delete.
3639 (mips_symbolic_constant_p): Use offset_within_section_p and
3640 split_const instead of mips_offset_within_object_p and
3642 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3643 (mips_legitimize_const_move, print_operand_reloc)
3644 (mips_dangerous_for_la25_p): Use split_const instead of
3647 2007-02-28 Eric Christopher <echristo@apple.com>
3649 * Makefile.in (install-include-dir): Don't rm -rf include.
3651 2007-02-28 Richard Guenther <rguenther@suse.de>
3654 * fold-const.c (fold_binary): Do not associate expressions
3655 with more than one variable for integer types that do not wrap.
3657 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3659 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3660 Delete, and replace with...
3661 (fold_builtin_call_array): This. Update callers to use it.
3662 * fold-const.c (fold_build_call_list): Delete, and replace with...
3663 (fold_build_call_array): This.
3664 (fold_build_call_list_initializer): Delete, and replace with...
3665 (fold_build_call_array_initializer): This.
3666 * tree.h: Update declarations to reflect above changes.
3668 * c-typeck.c (build_function_call): Store converted arguments
3669 in a stack-allocated array instead of building a list.
3670 (convert_arguments): Store arguments in the array passed in as an
3671 argument, and return the actual number of arguments.
3672 * c-format.c: (check_function_format): Pass arguments in an
3673 array instead of a list.
3674 * c-common.c (check_function_nonnull): Likewise.
3675 (check_function_sentinel): Likewise.
3676 (check_function_arguments): Likewise.
3677 * c-common.h: Update declarations to reflect above changes.
3679 2007-02-28 Jan Hubicka <jh@suse.cz>
3681 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3682 PRED_NEGATIVE_RETURN): Update outcomes.
3684 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3686 * calls.c (emit_library_call_value_1): Handle partial registers
3687 correctly when building up CALL_INSN_FUNCTION_USAGE.
3689 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3691 * pa/predicates.md (move_src_operand): Allow zero for mode.
3692 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3695 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3698 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3699 *movv2df_internal): Enable pattern only for valid operand
3701 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3702 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3704 2007-02-27 Mike Stump <mrs@apple.com>
3706 * config/darwin-crt3.c: Avoid compilation when compiling for a
3709 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3711 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3713 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3714 for fixed headers and limits.h.
3715 (install-include-dir, install-headers-tar, install-headers-cpio,
3716 install-headers-cp, real-install-headers-tar,
3717 real-install-headers-cpio, real-install-headers-cp): Handle
3718 include-fixed as well as include.
3719 (install-mkheaders): Don't install files that go only in include
3721 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3722 from GCC_INCLUDE_DIR.
3723 * gcc.c (process_command): Remove special -BstageN/ handling.
3724 (do_spec_1): Add include-fixed directories.
3726 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3728 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3730 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3732 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3735 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3737 * c-common.c (get_priority): Add check for
3738 SUPPORTS_INIT_PRIORITY.
3740 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3742 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3744 * config/bfin/bfin.c: Include "cfglayout.h".
3745 (MAX_LSETUP_DISTANCE): New macro.
3746 (struct loop_info): New members incoming, incoming_src and
3747 incoming_dest. Delete member predecessor.
3748 (length_for_loop): New function.
3749 (bfin_optimize_loop): Handle more different loop structures.
3750 (bfin_discover_loop): Rework detection of predecessor blocks by
3751 examining incoming edges.
3752 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3754 (bfin_reorder_loops): New function.
3755 (bfin_reorg_loops): Use these three new functions.
3757 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3758 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3759 (CONSTRAINT_LEN): Add entry for 'q'.
3760 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3761 Add 'q' constraints.
3762 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3763 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3765 * config/bfin/bfin.md (add_with_carry): New pattern.
3766 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3767 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3768 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3769 support unsigned multiplies too. Removed incorrect commutativity from
3770 operand 1 constraint where appropriate.
3771 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3773 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3774 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3776 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3777 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3778 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3779 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3780 usmulhisi_hh_huh): New patterns.
3782 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3783 lshifthi3): Fix output template to use half reg for operand 2.
3785 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3788 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3790 2007-02-27 Andreas Schwab <schwab@suse.de>
3792 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3794 2007-02-27 Jan Hubicka <jh@suse.cz>
3796 * predict.c (last_basic_block_p): Remove.
3797 (tree_estimate_probability): Update return heuristic for commonized
3800 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3802 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3804 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3806 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3807 * doc/cpp.texi: Standardize title page.
3808 * doc/cppinternals.texi: Likewise.
3809 * doc/gcc.texi: Standardize title page, remove version number
3810 from copyright page.
3811 * doc/gccint.texi: Likewise.
3812 * doc/install.texi: Standardize title page, add table of
3815 2007-02-26 Jan Hubicka <jh@suse.cz>
3817 * predict.def: Set outcomes according to more recent results.
3818 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3819 Remove dead predictors.
3820 * predict.c (return_prediction): Fix pasto.
3822 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3824 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3825 change; avoid a memory leak when returning early.
3827 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3829 * c-decl.c (static_ctors): Move to c-common.c.
3830 (static_dtors): Likewise.
3831 (finish_function): Use c_record_cdtor_fn.
3832 (build_cdtor): Move to c-common.c.
3833 (c_write_global_declarations): Use c_build_cdtor_fns.
3834 * c-common.h (static_ctors): Declare.
3835 (static_dtors): Likewise.
3836 (c_record_cdtor_fn): Likewise.
3837 (c_build_cdtor_fns): Likewise.
3838 * c-common.c (static_ctors): New variable.
3839 (static_dtors): Likewise.
3840 (c_record_cdtor_fn): New function.
3841 (build_cdtor): Move from c-decl.c
3842 (c_build_cdtor_fns): New function.
3844 * output.h (assemble_addr_to_section): Declare.
3845 (get_cdtor_priority_section): Likewise.
3846 * varasm.c (assemble_addr_to_section): New function.
3847 (get_cdtor_priority_section): Likewise.
3848 (default_named_section_asm_out_destructor): Use them.
3849 (destor_dtor_section_asm_out_destructor): Likewise.
3850 (default_named_section_asm_out_constructor): Likewise.
3851 (default_ctor_section_asm_out_constructor): Likewise.
3852 * config.gcc (*-*-vxworks*): Include vxworks.o.
3853 * config/t-vxworks (vxworks.o): New target.
3854 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3855 (TARGET_ASM_CONSTRUCTOR): Define.
3856 (TARGET_ASM_DESTRUCTOR): Likewise.
3857 (vxworks_asm_out_constructor): Declare.
3858 (vxworks_asm_out_destructor): Likewise.
3860 * c-common.c (get_priority): Check that we have not just an
3861 INTEGER_CST, but an integer constant with integeral type.
3863 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3865 PR tree-optimization/30938
3866 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3867 use &dt[nargs-1] instead of &dt[nargs] in the call to
3868 vect_is_simple_use().
3870 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3872 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3873 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3874 Do not attempt to handle MEM inside auto-inc expressions.
3875 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3876 of a register modified by an auto-inc expression. However, do handle
3877 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3878 (elimination_effects): Prohibit elimination of a register modified
3879 by an auto-inc expression. Disable register elimination rules whose
3880 target register is modified by an auto-inc expression with variable
3883 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3885 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3887 (array_at_struct_end_p): New function.
3888 (idx_infer_loop_bounds): Use it.
3889 (estimate_numbers_of_iterations_loop): Export.
3890 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3891 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3892 (tree_estimate_probability): Call record_loop_exits.
3893 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3894 (estimated_loop_iterations, estimated_loop_iterations_int,
3895 estimated_loop_iterations_tree): New functions.
3896 (analyze_siv_subscript_cst_affine,
3897 compute_overlap_steps_for_affine_1_2,
3898 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3899 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3900 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3901 (PRED_LOOP_ITERATIONS_GUESSED): New.
3902 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3903 * cfgloop.h (estimate_numbers_of_iterations_loop,
3904 estimated_loop_iterations_int): Declare.
3906 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3908 * doc/extend.texi: Document optional priority argument to
3909 constructors and destructors.
3910 * tree.c (init_priority_for_decl): Adjust GTY markers.
3911 (init_ttree): Use priority-info hash functions for
3912 init_priority_for_decl.
3913 (tree_map_eq): Rename to ...
3914 (tree_map_base_eq): ... this.
3915 (tree_map_marked_p): Rename to ...
3916 (tree_map_base_marked_p): ... this.
3917 (tree_map_base_hash): New function.
3918 (decl_init_priority_lookup): Rework.
3919 (decl_fini_priority_lookup): New function.
3920 (decl_priority_info): New function.
3921 (decl_init_priority_insert): Use it.
3922 (decl_fini_priority_insert): Likewise.
3923 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3925 (decl_restrict_base_insert): Likewise.
3926 (decl_debug_expr_insert): Likewise.
3927 (decl_value_expr_lookup): Likewise.
3928 (decl_value_expr_insert): Likewise.
3929 * tree.h (priority_type): New type.
3930 (decl_init_priority_lookup): Use priority_type.
3931 (decl_fini_priority_lookup): New function.
3932 (decl_init_priority_insert): Use priority_type.
3933 (decl_fini_priority_insert): New function.
3934 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3935 (DECL_INIT_PRIORITY): Likewise.
3936 (SET_DECL_INIT_PRIORITY): Add comment.
3937 (DECL_FINI_PRIORITY): New macro.
3938 (SET_DECL_FINI_PRIORITY): Likewise.
3939 (DEFAULT_INIT_PRIORITY): Document.
3940 (MAX_INIT_PRIORITY): Likewise.
3941 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3942 (tree_map_base): New type.
3943 (tree_map_base_eq): New function.
3944 (tree_map_base_hash): Likewise.
3945 (tree_map_base_marked_p): Likewise.
3946 (tree_map): Inherit from tree_map_base.
3947 (tree_map_eq): Make it a macro.
3948 (tree_map_marked_p): Likewise.
3949 (tree_int_map): Inherit from tree_map_base.
3950 (tree_int_map_eq): Make it a macro.
3951 (tree_int_map_hash): Likewise.
3952 (tree_int_map_marked_p): Likewise.
3953 (tree_priority_map): New type.
3954 (tree_priority_map_eq): New macro.
3955 (tree_priority_map_hash): Likewise.
3956 (tree_priority_map_marked_p): Likewise.
3957 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3959 (emutls_common_1): Likewise.
3960 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3961 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3962 of tree_map hierarchy.
3963 * tree-cfg.c (move_stmt_r): Likewise.
3964 (new_label_mapper): Likewise.
3965 * c-tree.h (c_expand_body): Move to ...
3966 * c-common.h (c_expand_body): ... here.
3967 * c-decl.c (c_expand_body): Move to ...
3968 * c-common.c (c_expand_body): ... here.
3969 (c_common_attribute_table): Allow 1 argument for the constructor
3970 and destructor attributes.
3971 (get_priority): New function.
3972 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3973 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3975 2007-02-24 Jan Hubicka <jh@suse.cz>
3978 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3980 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3981 Jan Hubicka <jh@suse.cz>
3984 * i386.c (counter_mode): New function.
3985 (expand_set_or_movmem_via_loop): Use it.
3986 (expand_movmem_epilogue): Likewise; fix pasto.
3987 (ix86_expand_movmem): Do emit guard even for constant counts.
3988 (ix86_expand_setmem): Likewise.
3990 2007-02-25 Nick Clifton <nickc@redhat.com>
3992 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3993 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3995 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3999 count argument with 0x10, not with 0x16.
4000 (expand_setmem_epilogue): Ditto.
4002 2007-02-24 Mike Stump <mrs@apple.com>
4004 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4007 2007-02-24 Richard Guenther <rguenther@suse.de>
4010 * fold-const.c (fold_binary): Fold x +- CST op x for
4011 EQ_EXPR and NE_EXPR.
4013 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4015 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4017 2007-02-24 Jan Hubicka <jh@suse.cz>
4019 * cgraphunit.c (decide_is_function_needed): Honor
4020 -fkeep-inline-functions.
4022 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4024 * builtins.c (fold_builtin_modf): New.
4025 (fold_builtin_2): Use it.
4027 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4029 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4030 (determine_max_iter): Take additional LOOP arg; all callers changed.
4031 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4032 one using simplifications.
4033 (simplify_using_initial_values): Return if the expression becomes
4034 invalid due to altered regs.
4036 2007-02-23 DJ Delorie <dj@redhat.com>
4038 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4040 2007-02-23 Mike Stump <mrs@apple.com>
4042 * tlink.c (scan_linker_output): Parse linker messages from
4043 darwin9's linker better.
4045 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4048 * varpool.c (varpool_assemble_pending_decls): Set
4049 varpool_last_needed_node to null.
4051 2007-02-23 DJ Delorie <dj@redhat.com>
4053 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4054 alignment bigger than the object file can handle.
4056 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4059 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4060 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4061 (*movsf_1): Penalize MMX moves.
4063 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4065 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4066 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4068 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4070 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4072 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4073 (fold_builtin_1): Use them.
4074 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4075 BUILT_IN_SIGNIFICAND.
4077 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/i386.c (bdesc_1arg): Initialize
4080 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4081 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4082 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4083 and IX86_BUILTIN_MOVSLDUP.
4085 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4087 PR rtl-optimization/30841
4088 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4090 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4092 * builtins.c (fold_builtin_frexp): New.
4093 (fold_builtin_2): Use it.
4095 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4097 * doc/invoke.texi (Spec Files): Document getenv spec function.
4099 * gcc.c (getenv_spec_function): New function.
4100 (static_spec_functions): Add it.
4101 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4102 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4105 2007-02-22 Michael Matz <matz@suse.de
4108 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4109 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4111 2007-02-22 Ian Lance Taylor <iant@google.com>
4114 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4115 (mem_loc_descriptor): Call it.
4117 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4118 Ira Rosen <irar@il.ibm.com>
4120 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4122 2007-02-22 Ira Rosen <irar@il.ibm.com>
4124 PR tree-optimization/30843
4125 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4126 stores only after all the group is vectorized.
4128 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4130 PR tree-optimization/30858
4131 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4132 in the reduction cycle have a single use in the loop.
4133 * tree-vectorizer.h (relevant): Add documentation.
4135 2007-02-20 Mike Stump <mrs@apple.com>
4137 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4138 * configure: Regenerate.
4140 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4142 Change the defaults of some parameters and options.
4143 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4144 * config/spu/spu.c (spu_optimization_options): Add.
4145 (spu_override_options): Change params in spu_optimization_options.
4146 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4148 Register 127 is only 16 byte aligned when used as a frame pointer.
4149 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4150 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4151 HARD_FRAME_POINTER_REGNUM.
4152 (spu_legitimate_address): Use regno_aligned_for_reload.
4153 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4154 aligned when frame_pointer_needed is true.
4155 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4157 * config/spu/spu.h (INIT_EXPANDERS): Define.
4159 Make sure shift and rotate instructions have valid immediate operands.
4160 * config/spu/predicates.md (spu_shift_operand): Remove.
4161 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4162 * config/spu/constraints.md (W, O): Extend range.
4163 * config/spu/spu.md (umask, nmask): Define.
4164 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4165 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4166 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4167 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4168 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4169 (lshr<mode>3_reg): Fix rtl description.
4171 Make sure mulhisi immediate operands are valid.
4172 * config/spu/predicates.md (imm_K_operand): Add.
4173 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4175 Generate constants using fsmbi and andi.
4176 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4177 (print_operand, spu_split_immediate, classify_immediate,
4178 fsmbi_const_p): Handle IC_FSMBI2.
4180 Correctly handle a CONST_VECTOR containing symbols.
4181 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4182 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4183 (immediate_load_p): Allow symbols that use 2 instructions to create.
4184 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4185 with symbols when flag_pic is set.
4186 (const_vector_immediate_p): New.
4187 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4188 accept a CONST_VECTOR with symbols.
4189 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4190 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4192 * config/spu/spu.md (high, low): Delete.
4193 (low_<mode>): Define.
4195 Remove INTRmode and INTR_REGNUM, which didn't work.
4196 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4198 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4199 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4200 peephole2 pattern): Don't use INTR or 131.
4201 (movintrcc): Delete.
4202 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4203 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4204 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4205 (UNSPEC_SET_INTR): Add.
4206 * config/spu/spu-modes.def (INTR): Remove.
4208 More accurate warnings about run-time relocations.
4209 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4211 Correctly warn about immediate arguments to specific intrinsics.
4212 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4213 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4214 the instruction predicate.
4216 Fix tree check errors with latest update.
4217 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4219 (spu_expand_builtin): Use CALL_EXPR_FN.
4221 Add missing specific intrinsics.
4222 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4224 * config/spu/spu_internals.h: Ditto.
4226 Fix incorrect operand modifiers.
4227 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4228 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4230 Optimize one case of zero_extend of a vec_select.
4231 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4233 Accept any immediate for hbr.
4234 * config/spu/spu.md (hbr): Change s constraints to i.
4236 2007-02-21 Paul Brook <paul@codesourcery.com>
4238 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4239 condexec_count when skipping USE and CLOBBER.
4241 2007-02-21 Nick Clifton <nickc@redhat.com>
4243 * common.opt (Warray-bounds): Add Warning attribute.
4244 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4246 (fsized-zeroes): Add Optimization attribute.
4247 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4248 * c.opt (Wc++0x-compat): Add Warning attribute.
4250 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4253 * reload1.c (eliminate_regs_in_insn): In the single_set special
4254 case, attempt to re-recognize the insn before falling back to
4255 having reload fix it up.
4257 2007-02-20 Eric Christopher <echristo@gmail.com>
4259 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4260 Rewrite accordingly.
4261 (frv_read_iacc_argument): Ditto.
4262 (frv_expand_set_builtin): Take a call instead of arglist, update for
4264 (frv_expand_unop_builtin): Ditto.
4265 (frv_expand_binop_builtin): Ditto.
4266 (frv_expand_cut_builtin): Ditto.
4267 (frv_expand_binopimm_builtin): Ditto.
4268 (frv_expand_voidbinop_builtin): Ditto.
4269 (frv_expand_int_void2arg): Ditto.
4270 (frv_expand_prefetches): Ditto.
4271 (frv_expand_voidtriop_builtin): Ditto.
4272 (frv_expand_voidaccop_builtin): Ditto.
4273 (frv_expand_load_builtin): Ditto.
4274 (frv_expand_store_builtin): Ditto.
4275 (frv_expand_mdpackh_builtin): Ditto.
4276 (frv_expand_mclracc_builtin): Ditto.
4277 (frv_expand_mrdacc_builtin): Ditto.
4278 (frv_expand_mwtacc_builtin): Ditto.
4279 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4282 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4284 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4285 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4287 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4289 * configure: Regenerate.
4290 * config.in: Regenerate.
4291 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4292 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4293 masks to power6 and power6x and to POWERPC_MASKS.
4294 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4296 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4297 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4298 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4299 Access PROTOTYPE as variable, not mask.
4301 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4303 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4304 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4305 * combine.c (adjust_for_new_dest): Use it.
4306 * postreload.c (reload_combine): Likewise.
4308 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4310 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4311 notes on an insn with multiple sets, even if single_set returns
4312 non-NULL for that insn.
4314 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4316 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4319 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4321 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4322 if user didn't pass it.
4323 * config/i386/darwin.h (CC1_SPEC): Likewise.
4324 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4325 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4326 -mmacosx-version-min.
4328 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4329 Uros Bizjak <ubizjak@gmail.com>
4331 * optabs.h (enum optab_index): Add new OTI_scalb.
4332 (scalb_optab): Define corresponding macro.
4333 * optabs.c (init_optabs): Initialize scalb_optab.
4334 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4336 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4337 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4338 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4339 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4340 flag_unsafe_math_optimizations is set.
4342 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4343 to implement scalbf, scalb and scalbl built-ins as inline x87
4346 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4347 DJ Delorie <dj@redhat.com>
4350 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4351 (diagnostic_report_diagnostic): ... here, and turn them into real
4352 errors. If warnings are inhibited, no need to do anything.
4354 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4356 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4357 better code generation.
4359 2007-02-20 Ben Elliston <bje@au.ibm.com>
4361 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4363 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4365 * config/alpha/alpha.c, config/alpha/alpha.md,
4366 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4367 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4368 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4369 config/arm/lib1funcs.asm: Follow spelling conventions.
4371 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4372 config/fr30/fr30.md, config/i386/i386.h,
4373 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4374 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4375 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4376 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4377 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4378 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4379 config/sparc/sparc.c, config/sparc/sparc.h,
4380 config/sparc/sparc.md, config/spu/constraints.md,
4381 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4384 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4387 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4390 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4392 * doc/invoke.texi (-ftree-lrs): Remove.
4394 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4396 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4399 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4401 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4402 new CALL_EXPR_FN macro for retrieving the function
4403 declaration of the input expression.
4405 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4407 * c.opt (Waddress): New.
4408 * common.opt (Walways-true): Delete.
4409 (Wstring-literal-comparison): Delete.
4410 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4411 -Wstring-literal-comparison. Add -Waddress.
4413 (Walways-true): Delete.
4414 (Wstring-literal-comparison): Delete.
4415 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4416 consistently instead of -Walways-true in example.
4417 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4418 * c-typeck.c (parser_build_binary_op): Replace
4419 -Wstring-literal-comparison and -Walways-true with -Waddress.
4420 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4423 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4425 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4426 without DECL_STRUCT_FUNCTION initialized.
4428 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4430 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4431 due to calls to functions taking pointers as parameters.
4433 2007-02-19 Richard Henderson <rth@redhat.com>
4436 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4439 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4441 * config/s390/s390.c (s390_call_saved_register_used,
4442 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4443 accessed to the new scheme.
4445 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4447 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4448 (cris_print_index, cris_print_operand, cris_print_operand_address)
4449 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4450 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4451 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4453 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4454 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4455 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4456 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4457 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4458 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4459 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4460 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4461 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4462 (uminsi3, call, call_value): Ditto.
4463 (define_split: indir_to_reg_split, unnamed): Ditto.
4465 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4467 PR tree-optimization/30975
4468 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4471 2007-02-18 Eric Christopher <echristo@gmail.com>
4473 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4474 Remove use of arglist.
4475 (mips_expand_builtin): Remove use of arglist, pass in expr.
4476 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4477 (mips_expand_builtin_movtf): Ditto.
4478 (mips_expand_builtin_compare): Ditto.
4480 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4482 * tree-sra.c (sra_build_assignment): Replace assertion
4483 checking with a comment explaining why it can't be done.
4485 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4488 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4489 during CALL_EXPR representation conversion.
4490 * tree-ssa-propagate.c (set_rhs): Likewise.
4492 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4494 * tree-sra.c (sra_build_assignment): Disable assertion checking
4497 2007-02-18 Roger Sayle <roger@eyesopen.com>
4499 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4500 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4501 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4503 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4504 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4505 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4506 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4507 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4508 force_gimple_operand): Likewise.
4509 * ipa-cp.c (constant_val_insert): Likewise.
4510 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4511 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4512 perfect_nestify): Likewise.
4513 * langhooks.c (lhd_omp_assignment): Likewise.
4514 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4515 lower_copyprivate_clauses, lower_send_clauses,
4516 lower_send_shared_vars, expand_parallel_call,
4517 expand_omp_for_generic, expand_omp_for_static_nochunk,
4518 expand_omp_for_static_chunk, expand_omp_sections,
4519 lower_omp_single_copy, lower_omp_for_lastprivate,
4520 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4521 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4522 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4525 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4527 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4528 config/sh/sh.md: Follow spelling conventions.
4530 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4531 config/frv/predicates.md: Follow spelling conventions.
4533 * config/m68k/linux-unwind.h: Fix a comment typo.
4534 * target.h: Follow spelling conventions.
4536 2007-02-18 Roger Sayle <roger@eyesopen.com>
4538 PR rtl-optimization/28173
4539 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4540 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4541 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4542 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4543 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4545 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4547 * builtins.c (fold_builtin_load_exponent): New.
4548 (fold_builtin_2): Use it.
4550 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4552 PR rtl-optimization/30773
4553 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4554 if we fail to attach a REG_EQUIV note.
4556 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4557 Roger Sayle <roger@eyesopen.com>
4559 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4561 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4563 * calls.c (initialize_argument_information): Pass original EXP
4564 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4565 code to split complex arguments here, as part of initializing the
4567 (expand_call): Remove code that builds a list of arguments and
4568 inserts implicit arguments into it. Instead, just count how many
4569 implicit arguments there will be so we can determine the size of
4570 the ARGS array, and let initialize_argument_information do the work.
4571 (split_complex_values): Delete unused function.
4573 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4575 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4577 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4579 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4580 for arg pointer based indexed addressing.
4582 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4584 * config/ia64/ia64.h, config/ia64/ia64.md,
4585 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4586 spelling conventions.
4588 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4590 * config/m68k/m68k.c (split_di): New.
4591 * config/m68k/m68k-protos.h: Declare split_di.
4592 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4593 Improve predicate handling and split constant shifts.
4595 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4597 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4598 parameter for register bitfield operations, general predicates
4601 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4603 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4604 * config/m68k/linux-unwind.h: New file.
4606 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4608 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4609 config/i386/athlon.md, config/ia64/ia64.md,
4610 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4611 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4612 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4613 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4614 tree-vect-transform.c: Fix comment typos.
4616 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4618 * sched-deps.c (find_insn_list): Remove.
4619 * sched-int.h: Remove the prototype for find_insn_list.
4621 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4623 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4625 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4626 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4627 darwin_rs6000_override_options.
4628 (C_COMMON_OVERRIDE_OPTIONS): Expect
4629 darwin_macosx_version_min to be non-NULL always.
4630 (TARGET_C99_FUNCTIONS): Likewise.
4631 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4632 (DARWIN_MINVERSION_SPEC): New.
4633 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4634 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4636 (DARWIN_MINVERSION_SPEC): New.
4637 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4639 * config/darwin-c.c (darwin_cpp_builtins): Expect
4640 darwin_macosx_version_min to be non-NULL always.
4642 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4644 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4646 * config/i386/i386.h (x86_use_xchgb): New.
4647 (TARGET_USE_XCHGB): New macro.
4648 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4649 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4650 Split after reload into bswaphi for shifts of 8.
4651 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4652 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4653 or when optimizing for size.
4655 2007-02-16 Richard Guenther <rguenther@suse.de>
4656 Christian Bruel <christian.bruel@st.com>
4658 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4659 DECLs but prefer SSA_NAMEs over DECLs.
4661 2007-02-16 Richard Guenther <rguenther@suse.de>
4663 * tree-flow-inline.h (single_imm_use_p): Remove.
4664 (zero_imm_uses_p): Likewise.
4665 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4666 instead of single_imm_use_p.
4667 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4670 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4673 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4674 nested double- and backquotes.
4676 2007-02-15 Roger Sayle <roger@eyesopen.com>
4679 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4680 should be unreachable.
4681 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4682 For the time being redirect GIMPLE_MODIFY_STMT to the new
4683 (renamed) build_gimple_modify_stmt_stat.
4684 (build2_gimple_stat): Rename to...
4685 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4686 Always build a GIMPLE_MODIFY_STMT node.
4687 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4688 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4691 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4692 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4693 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4694 expand_complex_div_wide): Likewise.
4695 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4696 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4697 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4698 * tree-ssa-loop-manip.c (create_iv): Likewise.
4699 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4700 abs_replacement): Likewise.
4701 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4702 realify_fake_stores): Likewise.
4704 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4705 node rather than a GIMPLE_MODIFY_STMT node.
4706 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4707 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4709 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4710 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4713 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4716 * fold-const.c (fold_comparison): Add back the
4717 folding of constant complex comparisions.
4719 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4722 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4723 effects unknown to this function, return early.
4725 2007-02-15 Ian Lance Taylor <iant@google.com>
4727 * lower-subreg.c (move_eh_region_note): New static function.
4728 (resolve_simple_move): Call it.
4729 (decompose_multiword_subregs): Track blocks for which we resolve a
4730 simple move which is also a control flow insn. Pass them to
4731 find_many_sub_basic_blocks.
4732 (pass_lower_subreg): Add TODO_verify_flow.
4733 (pass_lower_subreg2): Likewise.
4735 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4736 Brooks Moses <brooks.moses@codesourcery.com>
4737 Lee Millward <lee.millward@codesourcery.com>
4739 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4740 (VL_EXP_CLASS_P): New.
4741 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4743 (TREE_OPERAND_CHECK_CODE): Likewise.
4744 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4745 (TREE_RTL_OPERAND_CHECK): Likewise.
4746 (tree_operand_check_failed): Make second parameter the whole tree
4747 instead of its code. Fixed callers.
4748 (VL_EXP_CHECK): New.
4749 (TREE_OPERAND_LENGTH): New.
4750 (VL_EXP_OPERAND_LENGTH): New.
4751 (CALL_EXPR_FN): New.
4752 (CALL_EXPR_STATIC_CHAIN): New.
4753 (CALL_EXPR_ARGS): New.
4754 (CALL_EXPR_ARG): New.
4755 (call_expr_nargs): New.
4756 (CALL_EXPR_ARGP): New.
4757 (build_nt_call_list): Declare.
4758 (build_vl_exp_stat): Declare.
4759 (build_vl_exp): New.
4760 (build_call_list): Declare.
4761 (build_call_nary): Declare.
4762 (build_call_valist): Declare.
4763 (build_call_array): Declare.
4764 (call_expr_arg): Declare.
4765 (call_expr_argp): Declare.
4766 (call_expr_arglist): Declare.
4767 (fold_build_call_list): Declare.
4768 (fold_build_call_list_initializer): Declare.
4769 (fold_call_expr): Declare to replace fold_builtin.
4770 (fold_builtin_fputs): Update to agree with modified definition.
4771 (fold_builtin_strcpy): Likewise.
4772 (fold_builtin_strncpy): Likewise.
4773 (fold_builtin_memory_chk): Likewise.
4774 (fold_builtin_stxcpy_chk): Likewise.
4775 (fold_builtin_strncpy_chk): Likewise.
4776 (fold_builtin_next_arg): Likewise.
4777 (fold_build_call_expr): Declare.
4778 (fold_builtin_call_list): Declare.
4779 (fold_builtin_call_valist): Declare.
4780 (build_call_expr): Declare.
4781 (validate_arglist): Update to agree with modified definition.
4782 (tree_operand_length): New.
4783 (call_expr_arg_iterator): New.
4784 (init_call_expr_arg_iterator): New.
4785 (next_call_expr_arg): New.
4786 (first_call_expr_arg): New.
4787 (more_call_expr_args_p): New.
4788 (FOR_EACH_CALL_EXPR_ARG): New.
4790 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4791 and tcc_gimple_stmt.
4792 (tree_code_size): Update documentation. Use sizeof (tree) rather
4793 than sizeof (char *).
4794 (tree_size): Likewise. Add case for tcc_vl_exp.
4795 (tree_node_structure): Add case for tcc_vl_exp.
4796 (contains_placeholder_p): Likewise.
4797 (substitute_in_expr): Likewise.
4798 (substitute_placeholder_in_expr): Likewise.
4799 (stabilize_reference_1): Likewise.
4800 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4801 to diagnose breakage of this interface for constructing CALL_EXPRs.
4802 (build_nt): Add similar assertion here.
4803 (build_nt_call_list): New.
4804 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4805 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4807 (get_callee_fndecl): Use new CALL_EXPR accessors.
4808 (tree_operand_check_failed): Change parameters to pass entire node
4809 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4810 (process_call_operands): New.
4811 (build_vl_exp_stat): New.
4812 (build_call_list): New.
4813 (build_call_nary): New.
4814 (build_call_valist): New.
4815 (build_call_array): New.
4816 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4817 (call_expr_arglist): New.
4819 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4820 tcc_vl_exp instead of a fixed-size tcc_expression.
4822 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4823 accessors for CALL_EXPRs.
4824 (AGGR_INIT_EXPR): Likewise.
4826 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4827 Brooks Moses <brooks.moses@codesourcery.com>
4828 Lee Millward <lee.millward@codesourcery.com>
4830 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4831 (expand_builtin_nonlocal_goto): Change parameter to be entire
4832 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4833 (expand_builtin_prefetch): Likewise.
4834 (expand_builtin_classify_type): Likewise.
4835 (mathfn_built_in): Return NULL_TREE instead of 0.
4836 (expand_errno_check): Use new CALL_EXPR accessors.
4837 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4838 Return NULL_RTX instead of 0.
4839 (expand_builtin_mathfn_2): Likewise.
4840 (expand_builtin_mathfn_3): Likewise.
4841 (expand_builtin_interclass_mathfn): Likewise.
4842 (expand_builtin_sincos): Likewise.
4843 (expand_builtin_cexpi): Likewise.
4844 (expand_builtin_int_roundingfn): Likewise.
4845 (expand_builtin_int_roundingfn_2): Likewise.
4846 (expand_builtin_pow): Likewise.
4847 (expand_builtin_powi): Likewise.
4848 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4849 of arglist, fixing callers appropriately. Use new CALL_EXPR
4850 accessors and constructors. Return NULL_RTX instead of 0.
4851 (expand_builtin_strstr): Likewise.
4852 (expand_builtin_strchr): Likewise.
4853 (expand_builtin_strrchr): Likewise.
4854 (expand_builtin_strpbrk): Likewise.
4855 (expand_builtin_memcpy): Likewise.
4856 (expand_builtin_mempcpy): Likewise.
4857 (expand_builtin_mempcpy_args): New.
4858 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4859 (expand_builtin_memmove_args): New.
4860 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4861 (expand_movstr): Likewise.
4862 (expand_builtin_strcpy): Likewise.
4863 (expand_builtin_strcpy_args): New.
4864 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4865 (expand_builtin_strncpy): Likewise.
4866 (expand_builtin_memset): Likewise.
4867 (expand_builtin_memset_args): New.
4868 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4869 (expand_builtin_memcmp): Likewise.
4870 (expand_builtin_strcmp): Likewise.
4871 (expand_builtin_strncmp): Likewise.
4872 (expand_builtin_strcat): Likewise.
4873 (expand_builtin_strncat): Likewise.
4874 (expand_builtin_strspn): Likewise.
4875 (expand_builtin_strcspn): Likewise.
4876 (expand_builtin_args_info): Likewise.
4877 (expand_builtin_va_start): Likewise.
4878 (gimplify_va_arg_expr): Likewise.
4879 (expand_builtin_va_end): Likewise.
4880 (expand_builtin_va_copy): Likewise.
4881 (expand_builtin_frame_address): Likewise.
4882 (expand_builtin_alloca): Likewise.
4883 (expand_builtin_bswap): Likewise.
4884 (expand_builtin_unop): Likewise.
4885 (expand_builtin_fputs): Likewise.
4886 (expand_builtin_expect): Likewise.
4887 (expand_builtin_fabs): Likewise.
4888 (expand_builtin_copysign): Likewise.
4889 (expand_builtin_printf): Likewise.
4890 (expand_builtin_fprintf): Likewise.
4891 (expand_builtin_sprintf): Likewise.
4892 (expand_builtin_init_trampoline): Likewise.
4893 (expand_builtin_signbit): Likewise.
4894 (expand_builtin_fork_or_exec): Likewise.
4895 (expand_builtin_sync_operation): Likewise.
4896 (expand_builtin_compare_and_swap): Likewise.
4897 (expand_builtin_lock_test_and_set): Likewise.
4898 (expand_builtin_lock_release): Likewise.
4899 (expand_builtin): Likewise.
4900 (builtin_mathfn_code): Likewise.
4902 (fold_builtin_constant_p): Pass call arguments individually instead
4903 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4904 accessors and constructors. Return NULL_TREE instead of 0.
4905 (fold_builtin_expect): Likewise.
4906 (fold_builtin_classify_type): Likewise.
4907 (fold_builtin_strlen): Likewise.
4908 (fold_builtin_nan): Likewise.
4909 (integer_valued_real_p): Likewise.
4910 (fold_trunc_transparent_mathfn): Likewise.
4911 (fold_fixed_mathfn): Likewise.
4912 (fold_builtin_cabs): Likewise.
4913 (fold_builtin_sqrt): Likewise.
4914 (fold_builtin_cbrt): Likewise.
4915 (fold_builtin_cos): Likewise.
4916 (fold_builtin_cosh): Likewise.
4917 (fold_builtin_tan): Likewise.
4918 (fold_builtin_sincos): Likewise.
4919 (fold_builtin_cexp): Likewise.
4920 (fold_builtin_trunc): Likewise.
4921 (fold_builtin_floor): Likewise.
4922 (fold_builtin_ceil): Likewise.
4923 (fold_builtin_round): Likewise.
4924 (fold_builtin_int_roundingfn): Likewise.
4925 (fold_builtin_bitop): Likewise.
4926 (fold_builtin_bswap): Likewise.
4927 (fold_builtin_logarithm): Likewise.
4928 (fold_builtin_hypot): Likewise.
4929 (fold_builtin_pow): Likewise.
4930 (fold_builtin_powi): Likewise.
4931 (fold_builtin_exponent): Likewise.
4932 (fold_builtin_memset): Likewise.
4933 (fold_builtin_bzero): Likewise.
4934 (fold_builtin_memory_op): Likewise.
4935 (fold_builtin_bcopy): Deleted; call site changed to invoke
4936 fold_builtin_memory_op directly.
4937 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4938 (fold_builtin_strncpy): Likewise.
4939 (fold_builtin_memcmp): Likewise.
4940 (fold_builtin_strcmp): Likewise.
4941 (fold_builtin_strncmp): Likewise.
4942 (fold_builtin_signbit): Likewise.
4943 (fold_builtin_copysign): Likewise.
4944 (fold_builtin_isascii): Likewise.
4945 (fold_builtin_toascii): Likewise.
4946 (fold_builtin_isdigit): Likewise.
4947 (fold_builtin_fabs): Likewise.
4948 (fold_builtin_abs): Likewise.
4949 (fold_builtin_fmin_fmax): Likewise.
4950 (fold_builtin_carg): Likewise.
4951 (fold_builtin_classify): Likewise.
4952 (fold_builtin_unordered_cmp): Likewise.
4954 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4955 New functions split out from fold_builtin_1.
4956 (fold_builtin_n): New.
4957 (fold_builtin_varargs): New.
4958 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4960 (fold_call_expr): New.
4961 (build_function_call_expr): Rewrite to use new helper function.
4962 (fold_builtin_call_list): New.
4963 (build_call_expr): New.
4964 (fold_builtin_call_valist): New.
4965 (rewrite_call_expr): New.
4966 (validate_arg): New.
4967 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4968 of an arglist. Change return type to bool. Use new CALL_EXPR
4971 (fold_builtin_strstr): Pass call arguments individually instead
4972 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4973 accessors and constructors. Return NULL_TREE instead of 0.
4974 (fold_builtin_strchr): Likewise.
4975 (fold_builtin_strrchr): Likewise.
4976 (fold_builtin_strpbrk): Likewise.
4977 (fold_builtin_strcat): Likewise.
4978 (fold_builtin_strncat): Likewise.
4979 (fold_builtin_strspn): Likewise.
4980 (fold_builtin_strcspn): Likewise.
4981 (fold_builtin_fputs): Likewise.
4982 (fold_builtin_next_arg): Likewise.
4983 (fold_builtin_sprintf): Likewise.
4985 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4986 NULL_RTX instead of 0.
4987 (expand_builtin_memory_chk): Likewise.
4988 (maybe_emit_chk_warning): Likewise.
4989 (maybe_emit_sprintf_chk_warning): Likewise.
4991 (fold_builtin_object_size): Pass call arguments individually instead
4992 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4993 accessors and constructors. Return NULL_TREE instead of 0.
4994 (fold_builtin_memory_chk): Likewise.
4995 (fold_builtin_stxcpy_chk): Likewise.
4996 (fold_builtin_strncpy_chk): Likewise.
4997 (fold_builtin_strcat_chk): Likewise.
4998 (fold_builtin_strcat_chk): Likewise.
4999 (fold_builtin_strncat_chk): Likewise.
5000 (fold_builtin_sprintf_chk): Likewise.
5001 (fold_builtin_snprintf_chk): Likewise.
5002 (fold_builtin_printf): Likewise.
5003 (fold_builtin_vprintf): Likewise.
5005 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5007 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5008 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5009 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5010 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5011 (fold_unary): Likewise.
5012 (fold_binary): Likewise.
5013 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5014 ternary expressions.
5015 (fold): Add logic for tcc_vl_exp.
5016 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5017 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5018 (fold_build3_stat): Add assertion to flag broken interface for
5019 constructing CALL_EXPRs.
5020 (fold_build_call_list): New.
5021 (fold_build_call_list_initializer): New.
5022 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5024 (fold_strip_sign_ops): Likewise.
5026 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5027 Brooks Moses <brooks.moses@codesourcery.com>
5028 Lee Millward <lee.millward@codesourcery.com>
5030 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5031 accessors and dump arguments explicitly.
5033 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5035 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5037 (print_call_name): Use new CALL_EXPR accessors.
5039 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5040 CALL_EXPR arguments explicitly instead of as a list. Use
5041 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5043 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5044 (vrp_visit_stmt): Likewise.
5046 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5047 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5049 (force_move_till_expr): Likewise.
5051 * targhooks.c (default_external_stack_protect_fail): Use
5052 build_call_expr instead of build_function_call_expr.
5053 (default_hidden_stack_protect_fail): Likewise.
5055 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5058 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5059 and walk arguments explicitly.
5061 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5062 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5063 (expand_simple_operations): Likewise.
5064 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5066 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5067 of TREE_CODE_LENGTH.
5068 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5070 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5071 instead of TREE_CODE_LENGTH.
5073 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5074 (tree_ic_transform): Likewise.
5075 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5076 parameter instead of arglist. Fix callers.
5077 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5078 (tree_stringops_transform): Likewise.
5079 (tree_indirect_call_to_profile): Likewise.
5080 (tree_stringops_values_to_profile): Likewise.
5082 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5083 (eliminate_tail_call): Likewise.
5085 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5087 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5088 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5090 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5092 * omp-low.c (build_omp_barrier): Use build_call_expr.
5093 (lower_rec_input_clauses): Likewise.
5094 (lower_reduction_clauses): Likewise.
5095 (expand_parallel_call): Likewise.
5096 (maybe_catch_exception): Likewise.
5097 (expand_omp_for_generic): Likewise.
5098 (expand_omp_for_static_nochunk): Likewise.
5099 (expand_omp_sections): Likewise.
5100 (lower_omp_single_simple): Likewise.
5101 (lower_omp_single_copy): Likewise.
5102 (lower_omp_master): Likewise.
5103 (lower_omp_ordered): Likewise.
5104 (lower_omp_critical): Likewise.
5106 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5107 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5109 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5110 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5111 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5113 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5114 and generalize to handle any number of operands.
5115 (chrec_contains_undetermined): Likewise.
5116 (tree_contains_chrecs): Likewise.
5117 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5119 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5121 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5122 fold_call_expr instead of fold_builtin.
5123 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5124 match declarations there.
5125 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5128 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5129 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5131 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5132 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5134 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5137 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5138 (execute_cse_sincos): Use new CALL_EXPR accessors.
5140 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5142 * gimple-low.c (lower_function_body): Use build_call_expr.
5143 (lower_builtin_setjmp): Likewise.
5145 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5146 (set_storage_via_libcall): Likewise.
5147 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5148 instead of TREE_CODE_LENGTH.
5149 (expand_expr_real_1): Use new CALL_EXPR accessors.
5151 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5152 generalize to handle any number of operands.
5153 (TB_parent_eq): Likewise.
5155 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5156 (strip_builtin_expect): Likewise.
5158 * function.c (gimplify_parameters): Use build_call_expr.
5160 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5161 instead of TREE_CODE_LENGTH.
5163 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5164 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5166 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5169 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5170 (gimplify_decl_expr): Likewise.
5171 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5172 Use new CALL_EXPR iterators.
5173 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5174 (gimplify_modify_expr_to_memset): Likewise.
5175 (gimplify_variable_sized_compare): Likewise.
5176 (gimplify_omp_atomic_fetch_op): Likewise.
5177 (gimplify_omp_atomic_pipeline): Likewise.
5178 (gimplify_omp_atomic_mutex): Likewise.
5179 (gimplify_function_tree): Likewise.
5181 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5182 (call_expr_flags): Likewise.
5183 (expand_call): Likewise.
5185 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5186 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5189 * coverage.c (create_coverage): Use build_call_expr.
5191 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5192 (temp_call_expr_obstack): New.
5193 (pool_copy_list): Delete.
5194 (temp_copy_call_expr): New.
5195 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5196 CALL_EXPR accessors. Get rid of special goo for copying argument
5197 lists and use temp_copy_call_expr instead.
5198 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5199 CALL_EXPR accessors.
5200 (create_expression_by_pieces): Likewise. Use build_call_array
5201 to construct the result instead of fold_build3.
5202 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5203 dealing with argument lists.
5204 (init_pre): Remove references to expression_node_pool and
5205 list_node_pool. Init temp_call_expr_obstack instead.
5206 (fini_pre): Remove references to expression_node_pool and
5209 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5210 and walk arguments explicitly instead of as a list.
5212 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5213 (mx_register_decls): Likewise.
5214 (mudflap_register_call): Likewise.
5215 (mudflap_finish_file): Likewise.
5217 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5218 (ipa_callsite_compute_param): Likewise.
5220 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5221 accessors and constructor.
5223 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5224 accessors and constructor.
5225 (convert_tramp_reference): Likewise.
5226 (convert_call_expr): Likewise.
5227 (finalize_nesting_tree_1): Likewise.
5229 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5232 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5234 * tree-inline.c (initialize_inlined_parameters): Pass entire
5235 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5237 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5238 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5240 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5241 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5242 (vectorizable_reduction): Likewise.
5243 (vectorizable_call): Use new CALL_EXPR iterators.
5244 (vectorizable_conversion): Use build_call_expr.
5245 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5246 (vect_gen_widened_results_half): Use build_call_expr.
5247 (vect_setup_realignment): Likewise.
5248 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5250 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5251 (pass_through_call): Likewise.
5252 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5255 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5256 (tree_gen_pow2_profiler): Likewise.
5257 (tree_gen_one_value_profiler): Likewise.
5258 (tree_gen_ic_func_profiler): Likewise.
5259 (tree_gen_average_profiler): Likewise.
5260 (tree_gen_ior_profiler): Likewise.
5262 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5263 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5264 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5266 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5267 of TREE_CODE_LENGTH.
5269 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5270 of TREE_CODE_LENGTH.
5272 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5274 (convert_to_integer): Likewise.
5276 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5279 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5280 Brooks Moses <brooks.moses@codesourcery.com>
5281 Lee Millward <lee.millward@codesourcery.com>
5283 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5285 * config/frv/frv.c (frv_expand_builtin): Likewise.
5286 * config/s390/s390.c (s390_expand_builtin): Likewise.
5288 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5289 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5291 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5292 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5293 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5294 (ix86_expand_store_builtin): Likewise.
5295 (ix86_expand_unop_builtin): Likewise.
5296 (ix86_expand_unop1_builtin): Likewise.
5297 (ix86_expand_sse_compare): Likewise.
5298 (ix86_expand_sse_comi): Likewise.
5299 (ix86_expand_vec_init_builtin): Likewise.
5300 (ix86_expand_vec_ext_builtin): Likewise.
5301 (ix86_expand_vec_set_builtin): Likewise.
5302 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5304 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5305 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5307 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5308 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5309 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5311 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5313 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5314 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5315 arglist. Use new CALL_EXPR accessors. Fix callers.
5316 (altivec_expand_abs_builtin): Likewise.
5317 (rs6000_expand_binop_builtin): Likewise.
5318 (altivec_expand_predicate_builtin): Likewise.
5319 (altivec_expand_lv_builtin): Likewise.
5320 (spe_expand_stv_builtin): Likewise.
5321 (altivec_expand_stv_builtin): Likewise.
5322 (rs6000_expand_ternop_builtin): Likewise.
5323 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5324 (altivec_expand_st_builtin): Likewise.
5325 (altivec_expand_dst_builtin): Likewise.
5326 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5327 arglist. Use new CALL_EXPR accessors. Fix callers.
5328 (altivec_expand_vec_set_builtin): Likewise.
5329 (altivec_expand_vec_ext_builtin): Likewise.
5330 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5331 (spe_expand_builtin): Likewise.
5332 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5333 arglist. Use new CALL_EXPR accessors. Fix callers.
5334 (spe_expand_evsel_builtin): Likewise.
5335 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5336 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5338 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5339 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5340 (arm_expand_unop_builtin): Likewise.
5341 (arm_expand_builtin): Use new CALL_EXPR accessors.
5343 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5346 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5347 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5348 (bfin_expand_unop_builtin): Likewise.
5349 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5351 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5352 Brooks Moses <brooks.moses@codesourcery.com>
5353 Lee Millward <lee.millward@codesourcery.com>
5355 * c-semantics.c (build_stmt): Add internal diagnostic check.
5357 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5358 accessors. Print arguments explicitly instead of as a list.
5360 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5362 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5363 (c_finish_omp_flish): Likewise.
5365 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5366 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5367 instead of TREE_CODE_LENGTH.
5368 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5369 (c_warn_unused_result): Likewise.
5371 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5374 * doc/invoke.texi (Warning Options): Remove
5375 -Werror-implicit-function-declaration.
5376 (Wimplicit-function-declaration): Update description.
5377 * opts.c (common_handle_option): Move handling of -Werror=* to...
5378 (enable_warning_as_error): ...here.
5379 * opts.h (enable_warning_as_error): Declare.
5380 * c-decl.c (implicit_decl_warning): Unless
5381 -Wno-implicit-function-declaration is given, emit a pedwarn if
5382 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5383 * c.opt (Wimplicit-function-declaration): Replace
5384 mesg_implicit_function_declaration with
5385 warn_implicit_function_declaration.
5386 * c-opts.c (c_common_handle_option):
5387 -Werror-implicit-function-declaration is exactly equal as
5388 -Werror=implicit-function-declaration.
5389 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5390 warn_implicit_function_declaration.
5391 (c_common_post_options): -Wimplict-function-declaration is enabled
5392 by default by -std=c99, otherwise is disabled by default.
5393 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5395 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5397 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5398 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5399 former is ignored but not the latter.
5401 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5403 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5404 is made and the reference doesn't use the alias set of its type,
5405 do not create the temporary using that type.
5407 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5409 * jump.c: Remove prototypes for delete_computation and
5410 delete_prior_computation.
5412 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5414 * jump.c (get_label_after): Delete.
5415 (get_label_before, delete_computation, delete_jump,
5416 delete_prior_computation, follow_jumps): Move...
5417 * reorg.c (delete_computation, delete_prior_computation): ... here...
5418 (get_label_before, delete_jump): ... making these static ...
5419 (follow_jumps): ... and simplifying this since it only runs after
5421 * rtl.h (get_label_after, get_label_before, delete_jump,
5422 follow_jumps): Delete prototypes.
5424 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5426 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5428 2007-02-15 Nick Clifton <nickc@redhat.com>
5430 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5431 order to prevent it from being munged by the target.
5433 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5435 * config/i386/i386.md: Remove misleading comment.
5437 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5439 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5440 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5443 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5445 * tree-sra.c (instantiate_missing_elements): Canonicalize
5447 (sra_build_assignment): New.
5448 (generate_copy_inout, generate_element_copy,
5449 generate_element_zero, generate_one_element_init): Use it.
5451 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5453 * tree-sra.c (instantiate_missing_elements): Canonicalize
5455 (sra_build_assignment): New.
5456 (generate_copy_inout, generate_element_copy,
5457 generate_element_zero, generate_one_element_init): Use it.
5459 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5461 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5464 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5466 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5467 types as aggregates not scalars.
5468 * function.c (assign_stack_temp_for_type): Likewise.
5470 2007-02-14 Roger Sayle <roger@eyesopen.com>
5471 Zdenek Dvorak <dvorakz@suse.cz>
5473 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5476 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5478 * passes.c (next_pass_1): Clear the next field of the copied
5481 2007-02-14 Richard Henderson <rth@redhat.com>
5483 * tree-sra.c (early_sra): New.
5484 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5485 (tree_sra_early, pass_sra_early): New.
5486 * tree-pass.h (pass_sra_early): Declare.
5487 * passes.c (init_optimization_passes): Use it.
5489 2007-02-14 Richard Guenther <rguenther@suse.de>
5491 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5493 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5495 PR tree-optimization/30771
5496 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5498 (vect_analyze_operations): Induction phis can now be marked as
5500 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5501 Update documentation accordingly.
5503 2007-02-14 Nick Clifton <nickc@redhat.com>
5505 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5506 most 3 arguments are supported.
5507 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5509 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5511 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5512 Ensure dst->current is valid.
5514 2007-02-13 Paul Brook <paul@codesourcery.com>
5516 * config.gcc: Add arm*-*-uclinux-*eabi.
5517 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5518 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5519 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5520 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5521 (LINK_SPEC): Define.
5523 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5525 * config/arm/uclinux-eabi.h: New file.
5526 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5527 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5530 2007-02-13 Ian Lance Taylor <iant@google.com>
5532 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5533 * flags.h (warn_strict_overflow): Declare.
5534 (enum warn_strict_overflow_code): Define.
5535 (issue_strict_overflow_warning): New static inline function.
5536 * opts.c (warn_strict_overflow): New variable.
5537 (common_handle_option): Handle OPT_Wstrict_overflow and
5538 OPT_Wstrict_overflow_.
5539 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5541 * fold-const.c: Include intl.h.
5542 (fold_deferring_overflow_warnings): New static variable.
5543 (fold_deferred_overflow_warning): New static variable.
5544 (fold_deferred_overflow_code): New static variable.
5545 (fold_defer_overflow_warnings): New function.
5546 (fold_undefer_overflow_warnings): New function.
5547 (fold_undefer_and_ignore_overflow_warnings): New function.
5548 (fold_deferring_overflow_warnings_p): New function.
5549 (fold_overflow_warning): New static function.
5550 (make_range): Add strict_overflow_p parameter. Change all
5552 (extract_muldiv, extract_muldiv_1): Likewise.
5553 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5554 tree_expr_nonnegative_p.
5555 (fold_negate_expr): Call fold_overflow_warning.
5556 (fold_range_test): Likewise.
5557 (fold_comparison): Likewise.
5558 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5559 instead of tree_expr_nonnegative_p.
5560 (tree_expr_nonnegative_warnv_p): Rename from
5561 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5562 (tree_expr_nonnegative_p): New function.
5563 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5564 strict_overflow_p parameter.
5565 (tree_expr_nonzero_p): New function.
5566 * passes.c (verify_interpass_invariants): New static function.
5567 (execute_one_pass): Call it.
5568 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5570 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5571 (estimate_numbers_of_iterations): Likewise.
5572 (scev_probably_wraps_p): Likewise.
5573 * tree-ssa-ccp.c: Include "toplev.h".
5574 (evaluate_stmt): Defer fold overflow warnings until we know we are
5576 (struct fold_stmt_r_data): Add stmt field.
5577 (fold_stmt_r): Defer fold overflow warnings until we know we
5579 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5580 (fold_stmt_inplace): Likewise.
5581 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5582 (cleanup_control_expr_graph): Defer fold overflow warnings until
5583 we know we are going to optimize.
5584 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5585 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5587 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5588 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5589 * tree-ssa-loop-manip.c (create_iv): Likewise.
5590 * c-typeck.c (build_conditional_expr): Likewise.
5591 (build_binary_op): Likewise.
5592 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5593 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5594 (extract_range_from_unary_expr): Likewise.
5595 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5596 assuming that signed overflow does not occur.
5597 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5598 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5599 (fold_defer_overflow_warnings): Declare.
5600 (fold_undefer_overflow_warnings): Declare.
5601 (fold_undefer_and_ignore_overflow_warnings): Declare.
5602 (fold_deferring_overflow_warnings_p): Declare.
5603 (tree_expr_nonzero_warnv_p): Declare.
5604 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5606 (Warning Options): Document -Wstrict-overflow.
5607 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5608 (tree-ssa-ccp.o): Likewise.
5609 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5610 (fold-const.o): Depend on intl.h.
5612 2007-02-13 Ian Lance Taylor <iant@google.com>
5615 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5618 2007-02-13 Stuart Hastings <stuart@apple.com>
5620 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5622 2007-02-13 Richard Henderson <rth@redhat.com>
5624 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5625 handled_component_p before looking for the indirect_ref.
5627 2007-02-13 Richard Henderson <rth@redhat.com>
5629 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5630 remove flags clobber.
5631 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5632 (bswaphi_lowpart): New.
5633 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5634 remove TARGET_BSWAP test. Delete expander of the same name.
5636 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5637 (expand_unop): Use them.
5639 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5641 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5642 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5643 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5644 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5645 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5646 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5647 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5648 assembler dialect choice from asm templates.
5650 2007-02-12 Richard Henderson <rth@redhat.com>
5652 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5653 (fixuns_trunc<SSEMODEF>si2): Use it.
5654 * config/i386/sse.md (vec_setv4sf_0): Export.
5655 * config/i386/i386.c (ix86_build_const_vector): Export.
5656 (ix86_split_convert_uns_si_sse): Rename from
5657 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5658 * config/i386/i386-protos.h: Update.
5660 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5663 * c-typeck.c (c_finish_return): Improve warning message.
5665 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5667 * alias.c (find_symbolic_term): Delete unused function.
5669 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5671 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5672 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5673 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5675 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5677 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5678 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5679 the function, temporarily point the debug interface to the null one.
5681 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5683 * dwarf2out.c (round_up_to_align): New static function.
5684 (field_byte_offset): Use it to round the offset.
5686 2007-02-12 Richard Henderson <rth@redhat.com>
5688 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5689 (inswl_const): Export.
5691 2007-02-12 Richard Henderson <rth@redhat.com>
5693 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5694 result mode of the libcall, convert back to outmode.
5696 2007-02-12 Roger Sayle <roger@eyesopen.com>
5698 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5699 (bswapdi2): New define_expand to implement 32-bit implementation.
5701 2007-02-12 Nick Clifton <nickc@redhat.com>
5703 * doc/invoke.texi (Overall Options): Document --help=.
5704 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5705 (cc1_options): Pass --help= on to cc1.
5706 (display_help): Add description of --help=.
5707 (process_command): Add code to handle --help=. Allow translated
5708 --help and --target-help switches to be passed on to compiler
5710 (main): Remove unused if statement.
5711 * opts.c (columns): Remove.
5712 (LEFT_COLUMN): Define.
5713 (wrap_help): Add columns argument.
5714 (print_filtered_help): Change parameters to be an include bitmask,
5715 an exclude bitmask, an any bitmask and the column width. Move the
5716 code to display the params list here. Add code to display the
5717 status of options rather than their descriptions if the quiet flag
5719 (print_specific_help): Change parameters to be an include bitmask,
5720 an exclude bitmask and an any bitmask. Move code to look up the
5721 column width here. Decide upon the title for an options listing.
5722 (common_handle_options): Add code to handle --help=. Adapt code
5723 for --help and --target-help to use the revised form of the
5724 print_specific_help function.
5725 (print_help): Delete.
5726 (print_param_help): Delete.
5727 (print_switch): Delete.
5728 * opts.h (cl_lang_count): Add prototype.
5729 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5730 CL_MAX_OPTION_CLASS): New defines.
5731 * optc-gen.awk: Add construction of cl_lang_count.
5732 * c.opt: Add Warning attribute to warning options and Optimization
5733 attribute to optimization options.
5734 * common.opt: Likewise.
5736 Add -fhelp and -ftarget-help as aliases for the transformed --help
5737 and --target-help options.
5738 * opt-functions.awk: Add code to handle Warning and Optimization
5741 2007-02-12 Richard Henderson <rth@redhat.com>
5743 * config/alpha/constraints.md: New file.
5744 * config/alpha/alpha.c: Include tm-constrs.h.
5745 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5746 alpha_extra_constraint): Remove.
5747 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5748 * config/alpha/alpha-protos.h: Update.
5749 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5750 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5751 (EXTRA_CONSTRAINT): Remove.
5752 * config/alpha/alpha.md: Include constraints.md.
5753 (adddi splitter): Use satisfies_constraint_*.
5754 * config/alpha/predicates.md (add_operand): Likewise.
5755 (sext_add_operand, addition_operation): Likewise.
5757 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5759 PR tree-optimization/29145
5760 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5761 in our handling of restrict qualified pointers.
5763 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5766 * doc/invoke.texi (Wunused-value): Update description.
5767 (Wextra): Delete item.
5768 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5769 value of Wunused-value.
5770 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5771 (c_finish_stmt_expr): Don't check extra_warnings.
5772 (emit_side_effect_warnings): The caller is responsible to check
5775 2007-02-11 Roger Sayle <roger@eyesopen.com>
5776 Matt Thomas <matt@3am-software.com>
5778 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5780 2007-02-11 Roger Sayle <roger@eyesopen.com>
5782 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5783 comparisons of POPCOUNT against zero.
5784 (simplify_const_relational_operation): Likewise.
5786 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5788 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5790 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5792 * dwarf2out.c (root_type): Delete unused function.
5794 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5796 * genattrtab.c (contained_in_p): Delete unused function.
5797 (write_expr_attr_cache): Likewise.
5799 2007-02-11 Jan Hubicka <jh@suse.cz>
5801 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5804 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5806 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5807 to add the REG_EQ* note.
5808 * see.c (see_merge_one_use_extension): Likewise.
5809 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5810 turn REG_EQUAL notes into REG_EQUIV notes if the target
5811 register may have more than one set.
5812 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5813 * gcse.c (try_replace_reg): Likewise.
5814 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5815 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5816 more than one REG_EQUIV note.
5817 * reload1.c (gen_reload): Use set_unique_reg_note.
5819 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5821 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5822 (ix86_builtin_conversion): New function.
5824 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5827 * tree.h (DECL_REPLACEABLE_P): New macro.
5828 * except.c (set_nothrow_function_flags): Likewise.
5830 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5831 Ira Rosen <irar@il.ibm.com>
5832 Dorit Nuzman <dorit@il.ibm.com>
5834 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5835 * targhooks.c (default_builtin_vectorized_conversion): New.
5836 * targhooks.h (default_builtin_vectorized_function): New declaration.
5837 * target.h (struct vectorize): Add builtin_conversion field.
5838 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5839 stmt_vec_info_type value.
5840 (vectorizable_conversion): New declaration.
5841 * tree-vect-analyze.c (vect_analyze_operations): Add
5842 vectorizable_conversion call.
5843 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5844 * tree-vect-transform.c (vectorizable_conversion): New function.
5845 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5846 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5848 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5849 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5850 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5851 or ALTIVEC_BUILTIN_VCFSX.
5853 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5856 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5857 CONST_DOUBLE and operand 0 is a hard register.
5858 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5859 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5860 is a hard floating-point register.
5862 2007-02-10 Richard Henderson <rth@redhat.com>
5863 Jakub Jelinek <jakub@redhat.com>
5864 Alexandre Oliva <aoliva@redhat.com>
5866 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5867 * builtin-types.def (BT_WORD): Make unsigned.
5868 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5869 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5870 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5871 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5872 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5873 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5875 * expr.c (emutls_var_address): New.
5876 (expand_expr_real_1): Expand emulated tls.
5877 (expand_expr_addr_expr_1): Likewise.
5878 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5879 * output.h (emutls_finish): Declare.
5880 * toplev.c (compile_file): Call it.
5881 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5882 address before wrapping in CONST.
5883 * varasm.c (emutls_htab, emutls_object_type): New.
5884 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5885 (get_emutls_object_name, get_emutls_object_type): New.
5886 (get_emutls_init_templ_addr, emutls_decl): New.
5887 (emutls_common_1, emutls_finish): New.
5888 (assemble_variable): When emulating tls, swap decls; generate
5889 constructor for the emutls objects.
5890 (do_assemble_alias): When emulating tls, swap decl and target name.
5891 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5893 * varpool.c (decide_is_variable_needed): Look at force_output.
5894 Recurse for emulated tls.
5895 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5896 with decide_is_variable_needed.
5897 * emutls.c: New file.
5898 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5899 tls_object for real tls.
5901 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5903 PR rtl-optimization/29599
5904 * reload1.c (eliminate_regs_in_insn): Take the destination
5905 mode into account when computing the offset.
5907 2007-02-09 Stuart Hastings <stuart@apple.com>
5908 Richard Henderson <rth@redhat.com>
5910 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5911 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5912 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5913 fixuns_truncdfhi2): New.
5914 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5915 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5916 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5917 (floatunssidf2): Allow nonimmediate source.
5918 * gcc/config/i386/sse.md (movdi_to_sse): New.
5919 (vec_concatv2di): Drop '*'.
5920 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5921 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5922 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5924 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5925 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5926 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5927 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5928 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5929 ix86_build_const_vector.
5930 (x86_emit_floatuns): Rewrite.
5932 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5934 * genautomata.c (longest_path_length): Delete unused function.
5935 (struct state): Delete unused longest_path_length.
5936 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5937 (get_free_state): Delete unused.
5939 2007-02-09 Jan Hubicka <jh@suse.cz>
5941 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5942 * doc/invoke.texi (inline-unit-growth): Update default value.
5944 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5945 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5946 (rebuild_cgraph_edges): Likewise.
5947 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5948 (dump_cgraph_node): Dump frequencies.
5949 (cgraph_clone_edge): Add frequency scales.
5950 (cgraph_clone_node): Add freuqnecy.
5951 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5952 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5953 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5954 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5955 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5956 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5957 (save_inline_function_body): Likewise.
5958 * ipa-inline.c: inluce rtl.h
5959 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5960 (cgraph_edge_badness): Use frequencies.
5961 (cgraph_decide_recursive_inlining): Update clonning.
5962 (cgraph_decide_inlining_of_small_function): Dump frequency.
5963 * predict.c (estimate_bb_frequencies): Export.
5964 * predict.h (estimate_bb_frequencies): Declare.
5965 * tree-inline.c (copy_bb): Watch overflows.
5966 (expand_call_inline): Update call of cgraph_create_edge.
5967 (optimize_inline_calls): Use TODO flags to update frequnecies.
5968 * passes.h: Include predict.h
5969 (init_optimization_passes): Move profile ahead.
5970 (execute_function_todo): Handle TODO_rebuild_frequencies.
5972 2007-02-09 Roger Sayle <roger@eyesopen.com>
5974 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5975 the insbl or inswl pattern into a register.
5977 2007-02-09 Roger Sayle <roger@eyesopen.com>
5979 * config/ia64/ia64.md (bswapdi2): New define_insn.
5981 2007-02-09 Richard Henderson <rth@redhat.com>
5983 * config/i386/constraints.md (Ym): New constraint.
5984 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5985 (movdi_1_rex64): Split sse and xmm general register moves from
5986 memory move alternatives. Use conditional register constraints.
5987 (movsf_1, movdf_integer): Likewise.
5988 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5989 (movdf_integer_rex64): New.
5990 (pushsf_rex64): Fix output constraints.
5991 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5992 (sse2_stored): Likewise.
5993 (sse2_storeq_rex64): New.
5994 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5995 amd and not generic.
5996 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5997 for optimize_size. Remove SF/DFmode hack.
5999 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6001 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6004 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6005 Richard Sandiford <richard@codesourcery.com>
6007 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6008 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6009 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6010 m68k/t-mlib to tmake_file.
6011 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6012 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6013 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6014 Allow it to be cf or m68k. Set m68k_arch_family. If that
6015 variable is not empty, add t-$m68k_arch_family to tmake_file.
6016 Add t-mlibs to tmake_file.
6017 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6018 * config/m68k/t-cf: New file.
6019 * config/m68k/t-m68k: Likewise.
6020 * config/m68k/t-mlibs: Likewise.
6021 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6022 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6023 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6024 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6025 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6027 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6028 (INSTALL_LIBGCC): Delete.
6029 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6030 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6031 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6032 (M68K_MLIB_CPU): Define.
6033 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6034 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6035 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6037 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6038 Richard Guenther <rguenther@suse.de>
6041 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6042 against INT_MIN/INT_MAX.
6043 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6044 file if a loop is removed.
6046 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6048 * calls.c (store_one_arg): Pass correct alignment to
6049 emit_push_insn for non-BLKmode values.
6050 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6051 unaligned stack slot via a suitably aligned slot.
6053 2007-02-08 DJ Delorie <dj@redhat.com>
6055 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6057 (legal_subregs): Use unsigned char, make const.
6058 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6060 2007-02-08 Paul Brook <paul@codesourcery.com>
6062 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6063 special interworking needed.
6065 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6067 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6068 conditional to __SSE2__.
6069 (Entries below should have been added to first ChangeLog
6070 entry for amdfam10 dated 2007-02-05)
6071 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6073 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6075 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6078 2007-02-08 DJ Delorie <dj@redhat.com>
6080 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6081 * config/m32c/m32c.c (legal_subregs): New.
6082 (m32c_illegal_subreg_p): New.
6083 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6084 unsupported subregs of hard regs.
6086 2007-02-08 Jan Hubicka <jh@suse.cz>
6088 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6089 the same one; always update histograms.
6091 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6093 * passes.c (init_optimization_passes): Tidy comment.
6095 2007-02-08 Roger Sayle <roger@eyesopen.com>
6097 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6098 strip zero_extend, bswap and rotates from POCOUNT's argument.
6099 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6100 zero_extend and rotates from PARITY's argument.
6101 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6102 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6103 of an integer constant at compile-time.
6105 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6108 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6110 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6113 * tree-ssa-live.c (remove_unused_locals): Do not remove
6114 TREE_ADDRESSABLE variables.
6115 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6116 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6117 FOR_CLOBBER. Update all users.
6118 If VAR has an associated alias set, add a virtual operand for
6119 it if no alias is found to conflict with the memory reference.
6121 2007-02-07 Jan Hubicka <jh@suse.cz>
6122 Robert Kidd <rkidd@crhc.uiuc.edu>
6124 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6126 2007-02-07 Ian Lance Taylor <iant@google.com>
6128 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6130 2007-02-07 Roger Sayle <roger@eyesopen.com>
6132 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6133 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6134 tablejumpdi, movsi_to_cr_one): Remove constraints from
6135 define_expand's match_operands.
6137 2007-02-07 Roger Sayle <roger@eyesopen.com>
6139 * global.c (compute_regsets): Move declatation of "i" inside of
6140 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6142 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6145 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6146 of INDIRECT_REF <RESULT_DECL>.
6148 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6150 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6151 Kaz Kojima <kkojima@gcc.gnu.org>
6154 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6156 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6158 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6160 * doc/loop.texi: Document possibility not to perform disambiguation
6161 of loops with multiple latches.
6162 * cfgloopmanip.c (alp_enum_p): Removed.
6163 (add_loop): Handle subloops. Use get_loop_body_with_size.
6164 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6165 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6166 the new forwarder block.
6167 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6168 Handle the case latch is NULL.
6169 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6170 when marking loop exits.
6171 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6173 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6174 disambiguate_loops_with_multiple_latches.
6175 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6176 before fix_loop_structure.
6177 * cfgloop.c: Include pointer-set.h and output.h.
6178 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6179 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6180 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6181 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6182 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6183 disambiguate_multiple_latches, get_loop_body_with_size,
6184 disambiguate_loops_with_multiple_latches): New functions.
6185 (flow_loop_dump): Dump multiple latch edges.
6186 (flow_loop_nodes_find): Handle loops with multiple latches.
6187 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6188 (glb_enum_p): Modified.
6189 (get_loop_body): Use get_loop_body_with_size.
6190 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6191 (AVOID_CFG_MODIFICATIONS): New constant.
6192 (disambiguate_loops_with_multiple_latches, add_loop,
6193 get_loop_body_with_size): Declare.
6194 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6196 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6199 * global.c (compute_regsets): New function.
6200 (global_alloc): Refactored ELIMINABLE_REGSET
6201 and NO_GLOBAL_ALLOC_REGS computation out.
6202 (rest_of_handle_global_alloc): Call compute_regsets()
6203 for non-optimizing case.
6205 2007-02-06 Richard Henderson <rth@redhat.com>
6207 * config/i386/constraints.md (Y2): Rename from Y.
6208 (Yi): New constraint.
6209 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6210 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6211 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6212 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6213 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6214 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6215 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6216 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6217 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6218 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6219 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6220 vec_extractv2si_1): Change Y constraints to Y2.
6221 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6222 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6223 Change Y constraints to Y2.
6224 (sse2_loadld): Change Y constraints to x.
6226 2007-02-06 Roger Sayle <roger@eyesopen.com>
6228 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6229 (parity<mode>2): New define_expand using rs6000_emit_parity.
6230 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6231 rs6000_emit_parity): New functions.
6232 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6233 rs6000_emit_parity): Prototype here.
6235 2007-02-06 Ian Lance Taylor <iant@google.com>
6237 * lower-subreg.c (simple_move_operand): Reject CONST.
6238 (resolve_clobber): Call validate_change rather than directly
6239 assigning to XEXP (pat, 0).
6241 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6243 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6244 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6245 (tree-cfg.o): Remove hashtab.h dependency.
6247 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6248 (struct ivopts_data): Change niters to pointer_map_t.
6249 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6250 (niter_for_exit): Create pointer_map on demand. Change for
6252 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6253 (free_loop_data): Destroy data->niters if created and reset field.
6254 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6255 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6257 * tree-ssa-reassoc.c: Include pointer-set.h.
6258 (bb_rank): Change to long *.
6259 (operand_rank): Change to pointer_map_t.
6260 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6261 (insert_operand_rank): Accept long.
6262 (operand_entry_hash, operand_entry_eq): Remove.
6263 (get_rank): Return long. Adjust for changes above.
6264 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6266 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6268 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6269 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6270 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6272 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6273 directly since it cannot be NULL.
6274 (get_vi_for_tree): Rewrite for pointer_map API.
6275 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6276 (init_alias_vars): Create vi_for_tree as pointer_map.
6277 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6279 * tree-cfg.c: Don't include hashtab.h.
6280 (edge_to_cases): Declare as pointer_map.
6281 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6283 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6284 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6285 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6287 (record_switch_edge): Delete.
6288 (get_cases_for_edge): Adjust for pointer_map API, inline
6289 record_switch_edge (rewritten for new API), remove goto.
6291 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6293 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6294 * tree-nested.c: Include pointer-set.h.
6295 (var_map_elt, var_map_eq, var_map_hash): Delete.
6296 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6298 (nesting_info_bitmap_obstack): New.
6299 (lookup_field_for_decl): Adjust for pointer_map API.
6300 (lookup_tramp_for_decl): Adjust for pointer_map API.
6301 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6302 (get_local_debug_decl): Adjust for pointer_map API.
6303 (convert_nl_goto_reference): Adjust for pointer_map API.
6304 (convert_nl_goto_receiver): Adjust for pointer_map API.
6305 (create_nesting_tree): Create outside GGC space. Create bitmap on
6306 the new obstack. Create field_map and var_map as pointer_maps.
6307 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6309 (lower_nested_functions): Move root here, no need to NULL it.
6310 Initialize and release the obstack.
6312 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6314 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6315 Remove prototypes and make them non-static.
6316 (struct tree_int_map): Remove.
6317 * tree.h (struct tree_int_map): Move here, turning TO into an
6319 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6321 * tree.h (TREE_COMPLEXITY): Remove.
6322 (struct tree_exp): Remove complexity field.
6323 * tree.c (build1_stat): Don't set it.
6325 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6326 Victor Kaplansky <victork@il.ibm.com>
6328 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6329 (vect_is_simple_reduction): Support reduction with induction as
6330 one of the operands.
6331 (vect_is_simple_iv_evolution): Fix formatting.
6332 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6333 formatting. Don't mark induction phis for vectorization.
6334 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6335 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6336 (vect_get_vec_def_for_operand): Support induction.
6337 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6339 (vectorizable_reduction): Support reduction with induction as one of
6341 (vectorizable_type_demotion): Use def-type of stmt argument rather
6342 than dummy def-type.
6344 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6345 flag_tree_scev_cprop.
6346 * common.opt (tree-scev-cprop): New flag.
6348 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6349 call to vect_get_new_vect_var.
6351 2007-02-06 Ira Rosen <irar@il.ibm.com>
6353 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6354 vectype is not NULL.
6355 (vect_pattern_recog_1): Likewise.
6357 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6359 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6360 (fold_negate_expr): Likewise.
6362 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6365 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6366 even if cv-qualification is the same.
6368 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6370 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6371 __enable_execute_stack on completion.
6373 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6375 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6376 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6377 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6378 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6379 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6380 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6381 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6382 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6384 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6386 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6387 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6388 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6389 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6390 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6391 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6392 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6393 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6394 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6395 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6396 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6397 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6398 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6399 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6400 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6401 sqrtextenddfxf2_i387): Added amdfam10_decode.
6403 * config/i386/athlon.md (athlon_idirect_amdfam10,
6404 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6405 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6406 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6407 athlon_ivector_store_amdfam10): New define_insn_reservation.
6408 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6411 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6413 * config/i386/athlon.md (athlon_call_amdfam10,
6414 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6415 define_insn_reservation.
6416 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6417 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6418 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6420 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6422 * config/i386/athlon.md (athlon_sseld_amdfam10,
6423 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6424 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6426 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6428 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6429 define_insn_reservation.
6430 * config/i386/i386.md (sseins): Added sseins to define_attr type
6431 and define_attr unit.
6432 * config/i386/sse.md: Set type attribute to sseins for insertq
6435 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6437 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6438 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6439 ssecomi_load_amdfam10, ssecomi_amdfam10,
6440 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6441 define_insn_reservation.
6442 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6444 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6446 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6447 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6448 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6449 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6450 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6451 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6452 define_insn_reservation.
6454 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6455 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6456 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6457 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6458 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6460 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6462 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6463 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6464 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6465 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6466 athlon_ssemul_load_k8): Added amdfam10.
6468 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6470 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6471 (x86_sse_unaligned_move_optimal): New variable.
6473 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6475 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6476 for unaligned vector SSE double/single precision loads for AMDFAM10.
6478 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6480 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6481 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6482 Define TARGET_CPU_DEFAULT_amdfam10.
6483 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6484 (processor_type): Add PROCESSOR_AMDFAM10.
6486 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6487 processor_type in config/i386/i386.h.
6488 Enable imul peepholes for TARGET_AMDFAM10.
6490 * config.gcc: Add support for --with-cpu option for amdfam10.
6492 * config/i386/i386.c (amdfam10_cost): New variable.
6493 (m_AMDFAM10): New macro.
6494 (m_ATHLON_K8_AMDFAM10): New macro.
6495 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6496 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6497 x86_promote_QImode, x86_integer_DFmode_moves,
6498 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6499 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6500 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6501 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6502 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6503 Enable/disable for amdfam10.
6504 (override_options): Add amdfam10_cost to processor_target_table.
6505 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6506 processor_alias_table.
6507 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6508 (ix86_adjust_cost): Add code for amdfam10.
6510 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6512 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6513 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6514 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6515 * config/i386/i386.h: Add builtin definition for SSE4A.
6516 * config/i386/i386.md: Add support for ABM instructions
6518 * config/i386/sse.md: Add support for SSE4A instructions
6519 (movntss, movntsd, extrq, insertq).
6520 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6521 Add -march=amdfam10 flag.
6522 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6523 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6525 * doc/extend.texi: Add documentation for SSE4A builtins.
6527 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6529 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6531 2007-02-05 Richard Guenther <rguenther@suse.de>
6533 * tree-vectorizer.h (vectorizable_function): Add argument type
6534 argument, change return type.
6535 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6536 * tree-vect-transform.c (vectorizable_function): Handle extra
6537 argument, return vectorized function decl.
6538 (build_vectorized_function_call): Remove.
6539 (vectorizable_call): Handle calls with result and argument types
6540 differing. Handle loop vectorization factor correctly.
6541 * targhooks.c (default_builtin_vectorized_function): Adjust for
6543 * targhooks.h (default_builtin_vectorized_function): Likewise.
6544 * target.h (builtin_vectorized_function): Add argument type
6546 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6547 extra argument, allow vectorizing of lrintf.
6548 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6549 documentation of target hook.
6551 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6554 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6555 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6556 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6558 2007-02-05 Roger Sayle <roger@eyesopen.com>
6560 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6561 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6562 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6563 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6564 before canonicalizing sincos to cexpi.
6565 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6567 2007-02-05 Roger Sayle <roger@eyesopen.com>
6569 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6570 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6571 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6573 2007-02-05 Roger Sayle <roger@eyesopen.com>
6575 * mips-tfile.c (initialize_init_file): Correct endianness test.
6577 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6579 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6582 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6584 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6585 saves in a PARALLEL before the register assignments.
6587 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6589 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6590 DWARF_FRAME_RETURN_COLUMN to be a general register.
6591 * dwarf2out.c (init_return_column_size): New function, split from...
6592 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6593 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6594 to be nongeneral registers.
6595 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6597 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6598 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6600 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6602 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6604 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6606 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6607 (remove_path): Use can_remove_branch_p and remove_branch instead
6608 of loop_delete_branch_edge.
6609 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6610 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6611 Update profile using scale_dominated_blocks_in_loop.
6612 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6613 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6614 (can_remove_branch_p, remove_branch): Declare.
6615 * tree-cfg.c (tree_can_remove_branch_p): New function.
6616 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6617 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6618 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6620 2007-02-05 Jan Hubicka <jh@suse.cz>
6623 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6624 nodes in cgraph, don't remove offline copy of the function.
6626 2007-02-04 Jan Hubicka <jh@suse.cz>
6628 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6629 vectors might cause maybe_lookup_element_for_expr to be called
6630 on non-sra-candidate.
6632 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6634 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6635 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6636 spelling conventions.
6638 2007-02-04 Richard Guenther <rguenther@suse.de>
6641 * fold-const.c (try_move_mult_to_index): Make sure to not
6642 overflow one dimension of a multi-dimensional array access.
6644 2007-02-04 Jan Hubicka <jh@suse.cz>
6646 * passes.c (init_optimization_passes): Reindent.
6648 2007-02-04 Jan Hubicka <jh@suse.cz>
6649 Eric Botcazou <ebotcazou@adacore.com>
6651 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6652 (execute_fixup_cfg): Break out the abnormal goto code.
6653 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6654 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6655 (optimize_inline_calls): Call make_nonlocal_label_edges.
6657 2007-02-04 Jan Hubicka <jh@suse.cz>
6659 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6660 true when something was changed.
6661 (rename_ssa_copies): When something was changed, do
6662 TODO_remove_unused_locals.
6663 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6664 add TODO_remove_unused_locals when instruction was removed.
6666 2007-02-04 Jan Hubicka <jh@suse.cz>
6668 * ipa-inline.c (try_inline): Improve debug output; work on already
6670 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6671 call try_inline for already inlined edges too when flattening;
6672 inline also functions that make callee growth but overall unit size
6675 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6677 * config/m32c/bitops.md, config/m32c/jump.md,
6678 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6679 config/m32r/m32r.h, config/m32r/m32r.md,
6680 config/m32r/predicates.md, config/m68hc11/larith.asm,
6681 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6682 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6683 config/mips/mips-protos.h, config/mips/mips.c,
6684 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6685 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6686 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6687 spelling conventions.
6689 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6690 Follow spelling conventions.
6692 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6694 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6695 warn about C++0x compatibility.
6697 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6699 * config/h8300/h8300.c, config/h8300/h8300.h,
6700 config/h8300/h8300.md: Follow spelling conventions.
6702 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6705 * combine.c (try_combine): Do not substitute source operand
6706 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6708 2007-02-03 Jan Hubicka <jh@suse.cz>
6710 PR gcov-profile/30650
6711 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6712 do not divide by zero for never executed counters.
6713 (tree_find_values_to_profile): Fix counters.
6714 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6716 2007-02-03 Ian Lance Taylor <iant@google.com>
6718 * lower-subreg.c (simple_move_operand): New static function,
6719 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6721 (simple_move): Call simple_move_operand.
6722 (find_decomposable_subregs): Add special handling of MEMs.
6723 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6724 meaning of return value. If we see a hard register, test whether
6725 it can store a word_mode value. Change all callers.
6727 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6729 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6730 ftrapv insns and expanders.
6731 (subdi3): Change define_expand operand 1 to arith11_operand, and
6732 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6733 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6734 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6738 * varasm.c (notice_global_symbol): Treat global objects as weak when
6741 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6743 * emit-rtl.c (dconstpi): Delete.
6745 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6746 * real.h (dconstpi): Delete.
6748 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6749 (fold_builtin_hypot): Likewise.
6751 2007-02-03 Tom Tromey <tromey@redhat.com>
6754 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6755 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6757 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6759 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6760 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6761 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6762 config/rs6000/cell.md, config/rs6000/darwin.h,
6763 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6764 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6765 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6766 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6767 typos. Follow spelling conventions.
6768 * doc/invoke.texi: Follow spelling conventions.
6770 2007-02-03 Roger Sayle <roger@eyesopen.com>
6772 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6773 canonicalization transformations that attempt to simplify integer
6774 constant comparisons to become comparisons against zero.
6776 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6778 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6780 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6781 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6783 2007-02-02 Mike Stump <mrs@apple.com>
6785 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6786 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6787 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6788 generate a branch island.
6790 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6792 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6793 (xtensa_legitimate_address_p): New.
6794 (xtensa_legitimize_address): New.
6795 (xtensa_output_addr_const_extra): New.
6796 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6798 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6799 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6800 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6801 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6802 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6803 (xtensa_legitimize_address): New.
6804 (xtensa_output_addr_const_extra): New.
6806 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6808 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6810 2007-02-02 Ian Lance Taylor <iant@google.com>
6812 * expmed.c (expand_divmod): Add comment.
6814 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6816 * emit-rtl.c (renumber_insns): Remove.
6817 * flags.h: Remove the extern for flag_renumber_insns.
6818 * rtl.h: Remove the prototype for renumber_insns.
6819 * toplev.c (flag_renumber_insns): Remove.
6821 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6823 Revert for x86 darwin:
6824 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6826 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6827 code before the following patch under TARGET_MACHO.
6828 (ix86_function_value_regno_p): Likewise.
6830 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6832 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6835 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6838 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6839 general or fp registers. Add comments.
6840 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6842 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6844 * pointer-set.c (insert_aux): Only return insertion slot.
6845 (pointer_set_insert): Adjust.
6846 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6847 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6848 pointer_map_traverse): New.
6849 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6850 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6851 pointer_map_contains, pointer_map_traverse): Declare.
6853 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6856 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6857 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6859 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6861 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6863 (struct _dep): New type.
6864 (dep_t): New typedef.
6865 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6866 (DEP_STATUS): New access macro. The macro with the same name was
6867 renamed to DEP_LINK_STATUS.
6868 (dep_init): Declare function
6870 (struct _dep_link): New type.
6871 (dep_link_t): New typedef.
6872 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6873 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6874 (DEP_LINK_STATUS): New macro.
6875 (debug_dep_links): New debug function.
6877 (struct _deps_list): New type.
6878 (deps_list_t): New typedef.
6879 (DEPS_LIST_FIRST): New access macro.
6880 (FOR_EACH_DEP_LINK): New cycle macro.
6881 (create_deps_list, free_deps_list, delete_deps_list): Declare
6883 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6884 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6885 (copy_deps_list_change_con): Ditto.
6887 (move_dep_link): Declare function.
6889 (struct _dep_node): New type.
6890 (dep_node_t): New typedef.
6891 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6893 (struct haifa_insn_data.back_deps): New field to hold backward
6894 dependencies of the insn.
6895 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6897 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6898 Change its type to deps_list_t.
6899 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6900 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6901 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6903 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6905 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6907 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6909 (dep_cost): Declare.
6911 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6912 (ds_to_dk, dk_to_ds): New functions.
6914 (init_dep_1): New static function.
6915 (init_dep): New function.
6916 (copy_dep): New static function.
6918 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6920 (detach_dep_link): New static function.
6921 (move_dep_link): New function.
6923 (dep_links_consistent_p, dump_dep_links): New static functions.
6924 (debug_dep_links): New debugging function.
6926 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6928 (alloc_deps_list, init_deps_list): New static functions.
6929 (create_deps_list): New function.
6930 (clear_deps_list): New static function.
6931 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6932 (deps_list_consistent_p, dump_deps_list): New static functions.
6933 (debug_deps_list): New function.
6934 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6936 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6938 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6939 use new scheduler dependencies lists.
6940 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6941 (sched_analyze): Ditto. Initialize dependencies lists.
6942 (add_forw_dep, compute_forward_dependences): Update to use new
6943 scheduler dependencies lists.
6945 (init_dependency_caches): Init deps_obstack.
6946 (free_dependency_caches): Free deps_obstack.
6948 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6949 new scheduler dependencies lists.
6950 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6951 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6953 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6954 Update to use new scheduler dependencies lists.
6955 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6956 (debug_dependencies): Ditto.
6957 (schedule_region): Update comments.
6959 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6960 scheduler dependencies lists.
6961 (schedule_ebb): Update comments.
6963 * rtl.def (DEPS_LIST): Remove.
6965 * lists.c (unused_deps_list): Remove.
6966 (free_list): Update assertions.
6968 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6969 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6971 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6972 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6974 * haifa-sched.c (comments): Update.
6975 (insn_cost1): Remove. Inline the code into insn_cost ().
6976 (insn_cost): Update to use new scheduler dependencies lists. Move
6977 processing of the dependency cost to dep_cost ().
6978 (dep_cost): New function. Use it instead of insn_cost () when
6979 evaluating cost of the dependency. Use compatible interface to
6980 interact with the target.
6981 (priority): Update to use new scheduler dependencies lists.
6982 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6983 with greater number of insns that depend on the insn.
6984 (schedule_insn): Update to use new scheduler dependencies lists. Add
6985 code to free backward dependencies lists. Inline and optimize code
6986 from resolve_dep () - see PR28071.
6987 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6988 lists. Update call to targetm.sched.is_costly_dependence hook.
6990 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6991 scheduler dependencies lists.
6993 (resolve_dep): Remove. Move the logic to schedule_insn ().
6994 (init_h_i_d): Initialize dependencies lists.
6996 (process_insn_depend_be_in_spec): Rename to
6997 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6999 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7000 Update to use new scheduler dependencies lists.
7001 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7003 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7004 new scheduler dependencies lists.
7005 (build_intra_loop_deps): Ditto.
7007 * target.h (struct _dep): Declare to use in
7008 gcc_target.sched.is_costly_dependence.
7009 (struct gcc_target.sched.adjust_cost): Fix typo.
7010 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7011 single dep_t parameter instead of an equivalent triad.
7012 (struct gcc_target.sched.adjust_cost_2): Remove.
7014 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7016 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7018 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7020 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7022 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7023 (REG_DEP_TRUE): Document.
7025 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7026 Change signature to correspond to the targetm.sched.adjust_cost hook.
7027 Update use in TARGET_SCHED_ADJUST_COST_2.
7028 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7029 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7030 new scheduler dependencies lists.
7031 (ia64_gen_check): Ditto.
7033 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7036 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7037 signature to correspond to the targetm.sched.is_costly_dependence hook.
7038 (is_costly_group): Update to use new scheduler dependencies lists.
7040 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7041 instead of INSN_COST () macro.
7043 2007-02-01 Ian Lance Taylor <iant@google.com>
7045 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7047 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7049 * pa.md (tp_load): Correct mfctl instruction syntax.
7051 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7053 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7054 altivec_padding_size calculation on AIX. Improve comment, add
7055 assert to verify that it's right.
7057 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7060 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7063 * global.c (global_alloc): Add mising initialization of
7066 2007-02-01 Roger Sayle <roger@eyesopen.com>
7068 * alias.c (init_alias_analysis): Correct whitespace.
7069 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7070 partition_hot_cold_basic_blocks): Likewise.
7071 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7072 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7073 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7074 fold_builtin_snprintf_chk, fold_builtin_printf,
7075 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7076 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7077 * cfgcleanup.c (cleanup_cfg): Likewise.
7078 * cfgexpand.c (tree_expand_cfg): Likewise.
7079 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7080 * function.c (get_next_funcdef_no): Likewise.
7081 * gengtype.c (main): Likewise.
7082 * genmodes.c (main): Likewise.
7083 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7084 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7085 * ifcvt.c (noce_emit_move_insn): Likewise.
7086 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7088 * stor-layout.c (get_best_mode): Likewise.
7089 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7090 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7091 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7092 perform_var_substitution, solve_graph): Likewise.
7093 * tree-vrp.c (vrp_finalize): Likewise.
7095 2007-02-01 Ian Lance Taylor <iant@google.com>
7097 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7098 high part of a paradoxical subreg, return a constant zero.
7100 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7102 * toplev.c (lang_dependent_init): Call init_set_costs.
7103 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7105 2007-02-01 Richard Guenther <rguenther@suse.de>
7108 * fold-const.c (fold_negate_expr): Allow negating a
7109 constant if overflow does not change.
7111 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7113 * doc/c-tree.texi (Expression trees): Improve markup.
7114 * doc/tm.texi (Register Classes, Addressing Modes)
7115 (Floating Point): Fix spacing after abbreviations. Fix some
7118 2007-02-01 Ben Elliston <bje@au.ibm.com>
7120 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7121 * doc/contrib.texi: Likewise.
7122 * doc/install.texi: Likewise.
7124 2007-01-31 Richard Henderson <rth@redhat.com>
7125 Ian Lance Taylor <iant@google.com>
7127 * lower-subreg.c: New file.
7128 * rtl.def (CONCATN): Define.
7129 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7131 * emit-rtl.c (update_reg_offset): New static function, broken out
7132 of gen_rtx_REG_offset.
7133 (gen_rtx_REG_offset): Call update_reg_offset.
7134 (gen_reg_rtx_offset): New function.
7135 * regclass.c: Revert patch of 2006-03-05, restoring
7137 (clear_reg_info_regno): New function.
7138 * dwarf2out.c (concatn_loc_descriptor): New static function.
7139 (loc_descriptor): Handle CONCATN.
7140 * common.opt (fsplit_wide_types): New option.
7141 * opts.c (decode_options): Set flag_split_wide_types when
7143 * timevar.def (TV_LOWER_SUBREG): Define.
7144 * rtl.h (gen_reg_rtx_offset): Declare.
7145 (reg_scan_update): Declare.
7146 * regs.h (clear_reg_info_regno): Declare.
7147 * tree-pass.h (pass_lower_subreg): Declare.
7148 (pass_lower_subreg2): Declare.
7149 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7150 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7152 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7153 * Makefile.in (OBJS-common): Add lower-subreg.o.
7154 (lower-subreg.o): New target.
7156 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7158 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7160 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7163 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7165 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7168 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7170 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7172 * cfgloop.h: Include vec-prim.h.
7173 (enum li_flags): Remove LI_ONLY_OLD.
7174 (loop_iterator): Changed.
7175 (fel_next, fel_init): Iterate over loop tree.
7176 (FOR_EACH_LOOP_BREAK): New macro.
7177 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7179 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7180 * modulo-sched.c (sms_schedule): Ditto.
7181 * tree-vectorizer.c (vectorize_loops): Ditto.
7182 * doc/loop.texi: Update information on loop numbering and behavior of
7183 FOR_EACH_LOOP wrto new loops.
7184 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7185 add_to_evolution_1): Test nestedness of loops instead of comparing
7187 * tree-chrec.c (chrec_fold_plus_poly_poly,
7188 chrec_fold_multiply_poly_poly, chrec_evaluate,
7189 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7190 reset_evolution_in_loop): Ditto.
7191 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7193 2007-01-31 Dirk Mueller <dmueller@suse.de>
7195 * c-common.c (warn_about_parentheses): Separate warning about
7196 un-parenthized sequence of comparison operators from the one
7197 which is supposed to warn about x <= y <= z.
7199 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7201 * optabs.h (enum optab_index): Add new OTI_isinf.
7202 (isinf_optab): Define corresponding macro.
7203 * optabs.c (init_optabs): Initialize isinf_optab.
7204 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7206 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7207 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7209 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7210 expand_builtin_interclass_mathfn.
7211 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7212 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7213 (fxam<mode>2_i387): New insn pattern.
7214 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7215 built-in functions as x87 inline asm.
7217 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7219 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7221 2007-01-30 Eric Christopher <echristo@apple.com>
7223 * config.gcc: Add geode.
7225 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7227 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7228 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7229 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7230 value-prof.c: Fix comment typos.
7232 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7235 * doc/invoke.texi (Wpointer-arith): Document warning.
7237 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7239 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7240 the list of discrepancies from the draft TR.
7242 2007-01-30 Dirk Mueller <dmueller@suse.de>
7245 * doc/invoke.texi (-Wreturn-type): Update description to
7248 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7250 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7252 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7254 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7255 to handle optabs that operate on floating point input argument and
7256 output to integer output.
7257 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7258 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7259 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7260 expand_builtin_interclass_mathfn ().
7261 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7263 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7264 ilogbl built-in functions as x87 intrinsics.
7266 2007-01-30 Richard Guenther <rguenther@suse.de>
7269 * dwarf2out.c (reference_to_unused): Query varpool if the
7270 variable was output.
7272 2007-01-30 Richard Guenther <rguenther@suse.de>
7275 * passes.c (execute_one_pass): Reset in_gimple_form to not
7276 confuse non-unit-at-a-time mode.
7278 2007-01-29 Roger Sayle <roger@eyesopen.com>
7279 Richard Guenther <rguenther@suse.de>
7281 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7282 avoid undefined behaviour on overflow. Use force_fit_type_double
7283 to construct the constant with the specified TREE_OVERFLOW.
7285 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7287 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7288 * config/dfp-bit.h: Ditto.
7290 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7292 * c-decl.c (pop_scope): Replace warnings with call to
7293 warn_for_unused_label.
7294 * c-common.h (warn_for_unused_label): Declare.
7295 * c-common.c (warn_for_unused_label): Define.
7297 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7299 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7302 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7304 * Makefile.in (USER_H): Remove decfloat.h.
7305 * ginclude/decfloat.h: Delete, moving contents to ...
7306 * ginclude/float.h: Add support for decimal floating point,
7307 guarded by __STDC_WANT_DEC_FP__.
7309 2007-01-29 Mike Stump <mrs@apple.com>
7311 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7312 Analysis and Representation to resolve case insensitive conflict.
7313 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7315 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7317 * tree.h (struct tree_memory_tag): Add aliases member.
7318 (MTAG_ALIASES): New macro.
7319 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7320 (add_may_alias): Remove pointer-set. Update for may_aliases being
7322 (mark_aliases_call_clobbered): Update for may_aliases being a
7324 (compute_tag_properties): Ditto.
7325 (create_partition_for): Ditto.
7326 (compute_memory_partitions): Ditto.
7327 (dump_may_aliases_for): Ditto.
7328 (is_aliased_with): Ditto.
7329 (add_may_alias_for_new_tag): Ditto.
7330 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7331 (compute_is_aliased): New function.
7332 (compute_may_aliases): Call compute_is_aliased).
7333 (init_alias_info): Initialize alias_bitmap_obstack.
7334 (union_alias_set_into): New function.
7335 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7336 (have_common_aliases_p): Rewrite to take two bitmaps and use
7338 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7340 (finalize_ref_all_pointers): Update for add_may_alias changes.
7341 (new_type_alias): Ditto.
7342 * tree-flow-inline.h (may_aliases): Return a bitmap.
7343 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7344 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7345 may_aliases being a bitmap.
7346 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7347 may_aliases now returns a bitmap.
7348 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7350 * tree-ssa-operands.c (add_virtual_operand): Update for
7351 may_aliases being a bitmap.
7353 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7355 PR tree-optimization/30630
7356 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7357 variable as changed.
7359 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7362 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7363 expanded only once even if an error occurs.
7365 2007-01-29 Ben Elliston <bje@au.ibm.com>
7367 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7368 (__gcov_average_profiler): Likewise.
7369 (__gcov_ior_profiler): Likewise.
7370 (__gcov_merge_ior): Likewise.
7372 2007-01-28 Jan Hubicka <jh@suse.cz>
7374 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7375 * value-prof.c (stringop_block_profile): Likewise.
7377 2007-01-28 Jan Hubicka <jh@suse.cz>
7379 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7380 variant handling histograms; add wrapper.
7381 (clear_storage_via_libcall): Export.
7382 (emit_block_move_hints): Break out from ...; add histograms.
7383 (emit_block_move): ... this one.
7384 (clear_storage_hints): Break out from ...; add histograms.
7385 (clear_storage): ... this one.
7386 (set_storage_via_memset): Handle histogram.
7387 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7388 (clear_storage_hints, clear_storage_via_libcall): Declare.
7389 (set_storage_via_setmem): Update prototype.
7390 * doc/md.texi (movmem, setmem): Document new arguments.
7392 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7394 (stringop_block_profile): New global function.
7395 (tree_stringops_values_to_profile): Profile block size and alignment.
7396 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7398 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7399 (stringop_block_profile): Declare.
7400 * builtins.c: Include value-prof.h.
7401 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7402 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7403 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7404 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7405 * profile.c (instrument_values): Add new counters.
7406 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7408 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7409 (tree_init_edge_profiler): Build new profilers.
7410 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7411 (pass_tree_profile): Add dump.
7412 (tree_profile_hooks): Update.
7413 * Makefile.in (LIBGCOV): Add new constants.
7414 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7415 __gcov_ior_profiler): New.
7416 * i386.md (movmem/setmem expanders): Add new optional arguments.
7418 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7420 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7422 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7424 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7425 (tree_unswitch_single_loop): Pass eni_size_weights to
7426 tree_num_loop_insns.
7427 * tree-ssa-loop-manip.c: Include tree-inline.h.
7428 (can_unroll_loop_p): Pass eni_size_weights to
7429 tree_num_loop_insns.
7430 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7431 Pass eni_size_weights to estimate_num_insns.
7432 * tree.h (init_inline_once): Export.
7433 * toplev.c (backend_init): Call init_inline_once.
7434 * cgraphunit.c (cgraph_process_new_functions,
7435 cgraph_analyze_function): Pass eni_inlining_weights to
7437 * ipa-inline.c (compute_inline_parameters): Ditto.
7438 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7439 to estimate_num_insns.
7440 (try_unroll_loop_completely): Pass eni_size_weights to
7441 tree_num_loop_insns.
7442 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7443 ot estimate_num_insns.
7444 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7445 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7446 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7447 eni_time_weights): New variables.
7448 (init_inline_once): Initialize them.
7449 (struct eni_data): Mew.
7450 (estimate_num_insns_1, estimate_num_insns): Use weights.
7451 * tree-inline.h (struct eni_weights_d): New.
7452 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7453 (estimate_num_insns): Declaration changed.
7454 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7455 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7456 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7458 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7460 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7461 relations in the conflict function is valid.
7463 2007-01-27 Ian Lance Taylor <iant@google.com>
7465 * common.opt: Add fstrict-overflow.
7466 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7467 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7468 (TYPE_OVERFLOW_UNDEFINED): Define.
7469 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7471 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7472 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7473 (fold_negate_expr): Likewise.
7474 (make_range): Likewise.
7475 (extract_muldiv_1): Likewise.
7476 (maybe_canonicalize_comparison): Likewise.
7477 (fold_comparison): Likewise.
7478 (fold_binary): Likewise.
7479 (tree_expr_nonnegative_p): Likewise.
7480 (tree_expr_nonzero_p): Likewise.
7481 * tree-vrp.c (compare_values): Likewise.
7482 (extract_range_from_binary_expr): Likewise.
7483 (extract_range_from_unary_expr): Likewise.
7484 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7486 (nowrap_type_p): Likewise.
7487 * tree-scalar-evolution.c (simple_iv): Likewise.
7488 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7489 (build_range_check): Likewise.
7490 (extract_muldiv_1): Likewise.
7491 (fold_comparison): Likewise.
7492 * tree-vrp.c (vrp_int_const_binop): Likewise.
7493 (extract_range_from_unary_expr): Likewise.
7494 * convert.c (convert_to_integer): Likewise.
7495 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7496 (fold_comparison): Likewise.
7497 (fold_binary): Likewise.
7498 * optabs.c (optab_for_tree_code): Likewise.
7499 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7500 * simplify-rtx.c (simplify_const_relational_operation): Check
7501 flag_strict_overflow and flag_trapv.
7502 (simplify_const_relational_operation): Likewise.
7503 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7504 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7507 2007-01-27 Roger Sayle <roger@eyesopen.com>
7509 * tree.c (tree_fold_gcd): Delete.
7510 * tree.h (tree_fold_gcd): Remove prototype.
7511 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7512 test whether one constant integer is a multiple of another. Instead
7513 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7514 * fold-const.c (multiple_of_p): We've determined both TOP and
7515 BOTTOM are integer constants so we can call int_const_binop directly
7516 instead of the more generic const_binop.
7518 2007-01-27 Roger Sayle <roger@eyesopen.com>
7520 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7521 1*X check that the constant hasn't overflowed, to preserve the
7523 (round_up): Provide an efficient implementation when rouding-up an
7524 INTEGER_CST to a power-of-two.
7526 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7528 * doc/sourcebuild.texi: Add comma for clarity.
7529 * doc/extend.texi: Fix some typos.
7530 * doc/passes.texi: Likewise.
7531 * doc/cppinternals.texi: Likewise.
7532 * doc/c-tree.texi: Likewise.
7533 * doc/tree-ssa.texi: Likewise.
7534 * doc/install.texi: Likewise.
7536 2007-01-27 Jan Hubicka <jh@suse.cz>
7538 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7539 (pass_sra): Do not require alias information.
7540 * passes.c (init_optimization_passes): Add SRA
7542 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7544 * tracer.c (rest_of_handle_tracer): We already cleaned
7545 up the CFG in tracer() so don't do it here again.
7546 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7547 cleanup_cfg here, either. And don't call renumber_insns.
7549 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7550 and BB_HEAD are in the insn stream here. Instead make sure
7551 that BB_INSN is valid on all insns. Also, do check here that
7552 there are no pending branch predictions...
7553 (rtl_verify_flow_info): ...instead of doing it here. Checks
7554 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7557 2007-01-26 Roger Sayle <roger@eyesopen.com>
7559 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7560 function to simplify/factorize operand order canonicalization.
7561 (ix86_fixup_binary_operands): Reorganize using the above function.
7562 (ix86_binary_operator_ok): Likewise.
7564 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7566 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7567 file scope from optimize_attrs.
7568 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7570 (optimize_attrs): Clear insn_code_values after freeing it.
7572 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7574 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7575 a parts.base assignment.
7577 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7579 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7580 (compute_subscript_distance, initialize_data_dependence_relation,
7581 finalize_ddr_dependent, analyze_ziv_subscript,
7582 analyze_siv_subscript_cst_affine,
7583 compute_overlap_steps_for_affine_univar,
7584 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7585 analyze_siv_subscript, analyze_miv_subscript,
7586 analyze_overlapping_iterations, subscript_dependence_tester_1,
7587 compute_self_dependence, free_dependence_relation): Work
7588 with affine_fn instead of chrecs.
7589 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7590 common_affine_function, affine_function_base,
7591 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7592 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7593 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7594 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7595 (all_chrecs_equal_p): Removed.
7596 * tree-data-ref.h (affine_fn, conflict_function): New types.
7597 (struct subscript): Change type of conflicting_iterations_in_a
7598 and conflicting_iterations_in_b.
7600 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7603 * config/pa/pa.h (TARGET_HPUX_11): New.
7604 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7605 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7607 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7608 Richard Guenther <rguenther@suse.de>
7610 * tree-ssa-structalias.c (solve_graph): Handle case
7611 we merged the variable to another.
7613 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7615 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7618 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7619 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7621 2007-01-25 DJ Delorie <dj@redhat.com>
7623 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7624 allow changes to modes which don't fit in those registers.
7626 * reload1.c (choose_reload_regs): Check for invalid subregs before
7627 computing their locations, not after.
7629 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7632 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7633 save Altivec registers in an eh_return function.
7634 (compute_vrsave_mask): Likewise.
7635 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7636 for saving Altivec registers.
7637 (rs6000_emit_prologue): Don't allocate stack twice in
7638 eh_return function. Correct expected value of altivec_save_offset
7639 when using save_world. Describe save of R0 to stack when using
7640 save_world. Describe stack pointer adjustment when using
7641 save_world. Remove duplicated eh_return parameter register saving.
7642 Update sp_offset variable after save_world.
7643 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7645 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7646 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7649 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7651 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7653 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7656 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7657 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7659 2007-01-25 Richard Guenther <rguenther@suse.de>
7661 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7662 * common.opt (-Wcoverage-mismatch): New warning option.
7663 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7664 if -Wcoverage-mismatch is given.
7666 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7668 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7669 (ipcp_driver): Change to static definition.
7670 Add dumping of the ifunctions.
7671 (constant_val_insert): Remove unused parameter. Support for SSA.
7672 (ipcp_propagate_const): Support for SSA.
7673 (ipcp_profile_bb_print): Print only analyzed nodes.
7674 (ipcp_replace_map_create): Remove support for Fortran constant
7676 * ipa-prop.c (ipa_method_modify_stmt,
7677 ipa_callsite_compute_param): Support for SSA.
7678 * ipa-prop.h (ipcp_driver): Remove declaration.
7679 (IS_VALID_TREE_MAP_INDEX): Add define.
7681 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7683 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7685 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7688 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7689 constant argument to cabs and do it without checking for
7690 -funsafe-math-optimizations.
7692 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7694 * c-common.h (RID_FIRST_CXX0X): New.
7695 (RID_LAST_CXX0X): New.
7696 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7698 * c.opt (Wc++0x-compat): New.
7699 * doc/invoke.texi (-Wc++0x-compat): Document.
7701 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7703 * builtins.c (fold_builtin_carg): New.
7704 (fold_builtin_1): Use it.
7706 2007-01-24 Jan Hubicka <jh@suse.cz>
7708 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7710 * ipa-inline.c (initial_insns, max_insns): Delete.
7711 (compute_max_insns): New function.
7712 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7713 of insns as base for code growth.
7714 (cgraph_decide_inlining): Make initial_insns local; do not compute
7716 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7717 * doc/invoke.texi (inline-unit-growth): Update docs.
7719 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7721 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7722 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7723 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7724 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7725 for CPUs that have PTA_CX16 set.
7728 * gimplify.c (omp_check_private): New function.
7729 (gimplify_scan_omp_clauses): Use it for
7730 firstprivate/lastprivate/reduction.
7733 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7734 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7737 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7738 If lower_lastprivate_clauses emits some statements, append them
7739 to dlist rather than body_p and to body_p append an initializer.
7740 (lower_omp_for): Adjust caller.
7742 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7744 * target.h (globalize_decl_name): New.
7745 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7746 * output.h (default_globalize_decl_name): New.
7747 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7749 (globalize_decl): Ditto.
7750 (default_globalize_decl_name): New.
7751 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7752 (ia64_handle_version_id_attribute): New.
7753 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7754 (ia64_asm_output_external): Use globalize_decl_name instead
7756 * doc/extend.texi (version_id): New pragma.
7757 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7759 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7761 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7762 _uleb128_t and _Unwind_SWord with _sleb128_t.
7763 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7764 uw_frame_state_for, uw_update_context_1): Likewise.
7765 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7766 * unwind-pe.h (read_uleb128, read_sleb128,
7767 read_encoded_value_with_base): Likewise.
7768 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7770 2007-01-24 Richard Guenther <rguenther@suse.de>
7772 * builtins.c (expand_builtin_cexpi): Get the fndecl
7773 for cexp in the correct way.
7775 2007-01-24 Jan Hubicka <jh@suse.cz>
7777 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7779 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7781 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7782 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7783 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7784 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7785 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7786 __SIZEOF_PTRDIFF_T__.
7787 * doc/cpp.texi: Documentation for the new builtin macros added.
7789 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7792 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7793 instead of operands[2] to avoid access past the end of array.
7795 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7797 * reload1.c (emit_reload_insns): Pass the reload register
7798 for a non-spill output reload through forget_old_reloads_1.
7800 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7802 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7803 _SOFT_DOUBLE if doubles use software floating-point.
7804 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7805 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7806 * config/rs6000/darwin-ldouble.c: Also compile functions for
7807 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7808 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7809 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7810 commented-out long double override.
7811 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7812 * config/rs6000/eabispe.h: Likewise.
7813 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7814 long double for non-SPE.
7815 (rs6000_handle_option): Likewise.
7816 (invalid_e500_subreg): Disallow more subregs involding DImode,
7817 DFmode, TImode or TFmode.
7818 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7820 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7822 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7823 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7825 (rs6000_legitimate_address): Also check for TFmode for E500
7827 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7828 (spe_build_register_parallel): Handle TFmode and TCmode.
7829 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7831 (function_arg): Handle TFmode and TCmode for E500 double.
7832 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7834 (print_operand): Handle TFmode and TImode for %y.
7835 (rs6000_generate_compare): Handle TFmode comparisons for E500
7837 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7838 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7839 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7840 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7841 TFmode for E500 double.
7842 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7843 (floatsidf2): Enable for E500 double.
7844 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7845 (extenddftf2): Change to extenddftf2_fprs.
7846 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7847 depending on TARGET_E500_DOUBLE.
7848 (extendsftf2): Enable for E500 double.
7849 (trunctfdf2): Enable for E500 double.
7850 (trunctfsf2): Change to trunctfsf2_fprs.
7851 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7852 depending on TARGET_E500_DOUBLE.
7853 (floatsitf2): Enable for E500 double.
7854 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7855 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7856 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7857 (negtf2): Change to negtf2_internal.
7858 (negtf2): New expander.
7859 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7860 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7861 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7862 (movdi_internal32): Use rs6000_nonimmediate_operand.
7863 (unnamed splitter): Likewise.
7864 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7865 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7866 (SPE64TF, DITI): New mode macros.
7867 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7870 (frob_<mode>_di_2): New.
7871 (frob_tf_di_8_2): New.
7872 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7874 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7876 (frob_ti_<mode>_8_2): New.
7877 (frob_ti_tf_2): New.
7878 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7879 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7881 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7882 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7883 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7884 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7885 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7886 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7889 2007-01-23 Ian Lance Taylor <iant@google.com>
7891 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7893 (OBJS-archive): Reformat, alphabetize.
7894 (OBJS): Change out_object_file to OBJS-md.
7896 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7898 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7899 JUMP_P and CALL_P predicates where applicable.
7900 * config/i386/i386.c: Ditto.
7901 * config/i386/i386.md: Ditto.
7902 * config/i386/mmx.md: Ditto.
7903 * config/i386/predicates.md: Ditto.
7905 2007-01-22 Andreas Schwab <schwab@suse.de>
7907 * config/m68k/m68k.h: Fix comment.
7909 2007-01-22 Jan Hubicka <jh@suse.cz>
7911 * passes.c (init_optimization_passes): Do not rerun
7912 pass_early_warn_uninitialized.
7914 2007-01-22 Richard Guenther <rguenther@suse.de>
7916 PR tree-optimization/30038
7917 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7919 (execute_cse_sincos_1): Likewise.
7920 (execute_cse_sincos): Likewise.
7921 (gate_cse_sincos): Likewise.
7922 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7923 the cexpi() canonicalization of sincos().
7924 * tree-pass.h (pass_cse_sincos): Declare.
7925 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7927 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7929 PR rtl-optimization/29329
7930 * combine.c (replaced_rhs_insn): Rename to i2mod.
7931 (replaced_rhs_value): Rename to i2mod_new_rhs.
7932 (i2mod_old_rhs): New global variable.
7933 (combine_instructions): Adjust for above change. Save a copy of
7934 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7935 note are substituted in the second instruction.
7936 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7937 ditch the note if it pertains to the second eliminated register
7938 and this register is mentioned in i2mod_old_rhs.
7941 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7943 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7944 the insn to which the note was originally attached.
7946 2007-01-21 Jan Hubicka <jh@suse.cz>
7948 * ipa-inline.c (inlining_mode): Comment, move up.
7949 (cgraph_decide_inlining_incrementally): Do not perform inlining
7950 itself; fix handling of flattening of self recursive functions.
7951 (cgraph_find_cycles): Remove.
7952 (cgraph_flatten_node): Remove.
7953 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7954 (try_inline): New function.
7955 (cgraph_early_inlining): Update call of
7956 cgraph_decide_inlining_incrementally. Apply inlining here.
7957 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7959 2007-01-21 Dirk Mueller <dmueller@suse.de>
7962 * tree-vrp.c (check_array_bounds): do not warn
7963 about ADDR_EXPR's of ARRAY_REF's which are immediately
7964 used in binary expressions.
7966 2007-01-21 Ira Rosen <irar@il.ibm.com>
7968 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7969 read_write_dep and macros for its access.
7970 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7971 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7972 argument, call vect_check_interleaving for every independent pair of
7973 data-refs. Mark loads that access the same memory location as a store
7975 (vect_check_dependences): Remove.
7976 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7977 call, fix the call to vect_analyze_data_ref_dependence.
7978 (vect_analyze_data_ref_access): For statements that access the same
7979 data-ref, check that they are not stores; for loads, check that there
7980 is no store that access the same location.
7982 2007-01-20 Roger Sayle <roger@eyesopen.com>
7983 Joseph Myers <joseph@codesourcery.com>
7985 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7986 (-fdump-rtl-stack): Likewise.
7987 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7988 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7989 (-mpt-fixed): Use @minus{} for minus sign.
7990 (Using Precompiled Headers): Fix under/overfull hbox.
7992 2007-01-20 Jan Hubicka <jh@suse.cz>
7994 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7995 place within annotation.
7997 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7999 * pa.c (output_move_double): Change array size of xoperands to 4.
8001 2007-01-20 Jan Hubicka <jh@suse.cz>
8003 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8006 2007-01-19 Ian Lance Taylor <iant@google.com>
8008 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8009 constant to unsigned HOST_WIDE_INT before negating.
8011 2007-01-19 Ian Lance Taylor <iant@google.com>
8013 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8015 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8016 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8017 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8018 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8019 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8020 (realloc_vdef, realloc_vuse): Change second parameter to
8022 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8024 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8025 unsigned. Change x and lim locals to unsigned.
8026 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8028 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8029 (copy_virtual_operands): Change i and n locals to unsigned.
8031 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8034 * builtins.c (fold_builtin_1): Handle builtin fdim.
8036 2007-01-20 Jan Hubicka <jh@suse.cz>
8038 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8039 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8040 init_alias_heapvars.
8041 (init_alias_heapvars): Initialize only when not already initialized.
8042 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8044 2007-01-19 Roger Sayle <roger@eyesopen.com>
8046 * common.opt (fsigned-zeros): New command line option.
8047 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8048 of flag_unsafe_math_optimizations.
8049 * opts.c (set_fast_math_flags): The -ffast-math command line option
8050 implies -fno-signed-zeros.
8051 (fast_math_flags_set_p): Likewise.
8053 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8054 the documentation of -ffast-math appropriately. Wrap long lines.
8056 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8058 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8059 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8061 2007-01-19 Tomas Bily <tbily@suse.cz>
8063 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8065 (tree_init_ic_make_global_vars): New function
8066 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8067 (tree_gen_ic_profiler): New function
8068 (tree_gen_ic_func_profiler): New function
8069 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8070 (tree_profile_hooks): Added hook for indirec/virtual calls
8071 * value-prof.c (tree_find_values_to_profile): New case for
8073 (tree_values_to_profile): Call for determining indirect/virtual
8075 (tree_indirect_call_to_profile): New function
8076 (tree_ic_transform): New function
8077 (tree_ic): New function
8078 (find_func_by_pid): New function
8079 (init_pid_map): New function
8080 (tree_value_profile_transformations): Added check for
8081 indirect/virtual call transformation
8082 * value-prof.h (enum hist_type): New counter type for
8083 indirect/virtual calls
8084 (profile_hooks): Added new hook for profiling indirect/virtual
8086 * profile.c (instrument_values): New case for indirect/virtual
8088 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8089 (GCOV_COUNTER_V_INDIR): New counter type
8090 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8091 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8093 * cgraph.c: Definition of cgraph_max_pid
8094 (cgraph_create_node): Default init of pid attribute
8095 * cgraph.h: Declaration of cgraph_max_pid
8096 (struct cgraph_node): Added pid attribute
8097 * libgcov.c (__gcov_indirect_call_profiler): New function
8098 (__gcov_one_value_profiler_body): New function
8099 (__gcov_one_value_profiler): Body was moved to
8100 __gcov_one_value_profiler_body and calls it
8102 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8104 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8105 * gengtype.c (write_types_data, write_func_for_structure,
8106 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8107 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8108 (walk_type, write_func_for_structure): Generate the mark_hook if
8111 2007-01-19 Jan Hubicka <jh@suse.cz>
8113 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8114 'early' argument take inlining mode argument specifying whether to
8115 inline for size/speeed or all functions; add support for flattening;
8117 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8119 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8122 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8123 the name of the declared identifier.
8125 2007-01-19 Dirk Mueller <dmueller@suse.de>
8127 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8128 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8129 duplicate evaluation.
8131 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8133 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8134 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8135 to XFMode, use acosxf2 and truncate result to requested mode.
8136 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8137 (asin<mode>2): Similarly, with asin expanders.
8138 (*fscalexf4_i387): Rename from *fscalexf4.
8139 (expNcorexf3): New expander.
8140 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8141 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8142 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8143 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8144 patterns for SSE math.
8145 (exp10<mode>2): Similarly, with exp10 expanders.
8146 (exp2<mode>2): Similarly, with exp2 expanders.
8147 (expm1<mode>2): Similarly, with expm1 expanders.
8148 (ldexp<mode>3): Similarly, with ldexp expanders.
8149 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8150 Use gen_truncxf<mode>2_i387_noop to truncate result.
8152 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8154 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8155 for ColdFire targets.
8157 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8158 Richard Sandiford <richard@codesourcery.com>
8160 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8161 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8162 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8163 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8164 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8165 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8167 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8169 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8170 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8171 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8172 (*adddi_dilshr32_cf): New pattern.
8173 (adddi3, subdi3): Remove first alternatives.
8175 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8177 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8178 implemented using move.l, do not use its cc result for floating-point
8181 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8183 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8184 from accepting 's' constraints if flag_pic.
8186 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8188 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8189 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8190 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8191 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8193 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8195 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8196 ColdFire alternatives.
8197 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8198 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8199 architectures that support ff1 instruction.
8201 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8202 Julian Brown <julian@codesourcery.com>
8204 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8205 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8206 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8209 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8211 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8213 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8214 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8215 HOST_WIDE_INT instead of an rtx.
8216 (m68k_rtx_costs): Update call accordingly.
8217 (output_move_const_into_data_reg): Likewise. Fix formatting.
8218 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8220 (output_move_simode_const): Update calls after above changes.
8221 Rework to use automatic variables and predicates like MEM_P.
8222 * config/m68k/m68k.md (pushexthisi_const): Update call to
8225 2007-01-19 Dirk Mueller <dmueller@suse.de>
8227 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8230 2007-01-19 Richard Guenther <rguenther@suse.de>
8232 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8233 via cexp in case sincos is not available.
8235 2007-01-19 Richard Guenther <rguenther@suse.de>
8237 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8238 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8239 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8240 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8241 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8242 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8243 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8244 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8246 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8248 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8250 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8251 (atan2xf3): Directly generate RTL pattern.
8252 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8253 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8254 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8255 disable patterns for SSE math.
8256 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8257 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8258 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8259 disable patterns for SSE math.
8261 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8263 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8265 2007-01-18 Roger Sayle <roger@eyesopen.com>
8267 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8268 VIEW_CONVERT_EXPR to the same type as it's operand.
8270 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8272 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8273 configured for long double 128.
8275 2007-01-18 Mike Stump <mrs@apple.com>
8277 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8280 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8282 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8285 2007-01-18 Jan Hubicka <jh@suse.cz>
8287 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8288 greater than NUM_VOP_FREE_BUCKETS.
8290 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8292 * tree-ssa-structalias.c: Update comments.
8293 (ptabitmap_obstack): Removed.
8295 (oldpta_obstack): Ditto.
8296 (stats): Add a few members.
8297 (struct variable_info): Remove node, complex, address_taken, and
8298 indirect_target members. Add oldsolution member.
8299 (new_var_info): Do not initialize removed members.
8300 (constraint_expr_type): Remove INCLUDES.
8301 (constraint_graph): Add size, implicit_preds, rep,
8302 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8303 (FIRST_REF_NODE): New macro.
8304 (LAST_REF_NODE): Ditto.
8305 (FIRST_ADDR_NODE): Ditto.
8306 (find): New function.
8308 (dump_constraint): Do not handle INCLUDES.
8309 (insert_into_complex): Do not insert duplicate constraints.
8310 (condense_varmap_nodes): Renamed and rewritten into ...
8311 (merge_node_constraints): This. Also fix bug in handling of
8312 offseted copy constraints.
8313 (clear_edges_for_node): No longer need to deal with preds at all,
8314 or removing associated preds/succs.
8315 (merge_graph_nodes): Deal with indirect_cycles.
8316 Don't deal with predecessors.
8317 (add_implicit_graph_edge): New function.
8318 (add_pred_graph_edge): Ditto.
8319 (add_graph_edge): Don't deal with predecessors.
8320 (build_constraint_graph): Removed.
8321 (build_pred_graph): New function.
8322 (build_succ_graph): Ditto.
8323 (struct scc_info): Removed in_component. Added roots, dfs, and
8324 node_mapping. Remove visited_index, unification_queue.
8325 (scc_visit): Deal with union-find we do now.
8326 Deal with cycles with REF nodes.
8327 (collapse_nodes): Renamed and rewritten to ...
8328 (unify_nodes): This.
8329 (process_unification_queue): Removed.
8330 (topo_visit): Cleanup
8331 (do_da_constraint): Use find.
8332 (do_sd_constraint): Ditto.
8333 (do_ds_constraint): Ditto.
8334 (do_complex_constraint): Ditto.
8335 (init_scc_info): Update for removed and added members.
8336 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8337 (find_indirect_cycles): This.
8338 (equivalence_class): New variable.
8339 (label_visit): New function.
8340 (perform_variable_substitution): Rewritten.
8341 (free_var_substitution_info): New function.
8342 (find_equivalent_node): Ditto.
8343 (move_complex_constraints): Ditto.
8344 (eliminate_indirect_cycles): Ditto.
8345 (solve_graph): Only propagate changed bits.
8346 Use indirect cycle elimination.
8348 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8349 (tree_id_eq): Renamed to ...
8350 (tree_vi_eq): This. Update for member change
8351 (insert_id_for_tree): Renamed and rewritten to ...
8352 (insert_vi_for_tree): This.
8353 (lookup_id_for_tree): Renamed and rewritten to ...
8354 (lookup_vi_for_tree): This.
8355 (get_id_for_tree): Renamed and rewritten to ...
8356 (get_vi_for_tree): Ditto.
8357 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8358 (process_constraint): Don't handle INCLUDES.
8359 Remove special ADDRESSOF case.
8360 (find_func_aliases): Rewrite to use vi functions instead of id
8362 (create_function_info_for): Ditto.
8363 (create_variable_info_for): Ditto.
8364 (intra_create_variable_infos): Ditto.
8365 (merge_smts_into): Ditto.
8366 (find_what_p_points_to): Ditto.
8367 (init_base_vars): Ditto.
8368 (init_alias_vars): Ditto.
8369 (remove_preds_and_fake_succs): New function.
8370 (dump_sa_points_to_info): Dump new stats.
8371 (dump_solution_for_var): Use find.
8372 (set_used_smts): Fix formatting.
8373 (compute_points_to_sets): Updated for new functions.
8374 (ipa_pta_execute): Ditto.
8376 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8377 Richard Sandiford <richard@codesourcery.com>
8379 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8381 * calls.c (expand_call): If the return value is a PARALLEL,
8382 extract its first member.
8383 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8384 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8385 use FUNCTION_EXTRA_EPILOGUE.
8386 (m68k_function_value): Return a PARALLEL if the return value
8387 is of a pointer type.
8388 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8389 (FUNCTION_EXTRA_EPILOGUE): Remove.
8390 * config/m68k/m68k.md (D0_REG): New constant.
8392 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8394 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8395 output a NOP for empty epilogues.
8397 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8399 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8400 before function. Extend register save check to include all
8401 registers, not just integer ones.
8403 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8405 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8406 (m68k_use_return_insn): ...this.
8407 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8408 * config/m68k/m68k.c (use_return_insn): Rename to...
8409 (m68k_use_return_insn): ...this.
8410 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8413 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8415 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8416 nearest even, fix denormal rounding overflow.
8418 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8420 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8421 f%$smove and f%$move.
8422 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8423 (extendsfdf2_cf): Use fdmove instead of f%&move.
8424 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8425 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8427 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8429 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8432 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8434 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8435 (coldfire_single_format): Declare.
8436 (coldfire_double_format): Likewise.
8437 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8438 of qnan_msb_set to determine the lower bits of a canonical
8440 (encode_ieee_double): Likewise.
8441 (encode_ieee_quad): Likewise.
8442 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8443 (mips_single_format): Likewise.
8444 (ieee_double_format): Likewise.
8445 (mips_double_format): Likewise.
8446 (ieee_extended_motorola_format): Likewise.
8447 (ieee_extended_intel_96_format): Likewise.
8448 (ieee_extended_intel_128_format): Likewise.
8449 (ieee_extended_intel_96_round_53_format): Likewise.
8450 (ibm_extended_format): Likewise.
8451 (mips_extended_format): Likewise.
8452 (ieee_quad_format): Likewise.
8453 (mips_quad_format): Likewise.
8454 (vax_f_format): Likewise.
8455 (vax_d_format): Likewise.
8456 (vax_g_format): Likewise.
8457 (i370_single_format): Likewise.
8458 (i370_double_format): Likewise.
8459 (decimal_single_format): Likewise.
8460 (decimal_double_format): Likewise.
8461 (decimal_quad_format): Likewise.
8462 (c4x_single_format): Likewise.
8463 (c4x_extended_format): Likewise.
8464 (real_internal_format): Likewise.
8465 (coldfire_single_format): New real_format.
8466 (coldfire_double_format): Likewise.
8467 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8468 canonical_nan_lsbs_set.
8469 (pdp11_d_format): Likewise.
8470 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8471 if TARGET_COLDFIRE_CPU.
8473 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8475 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8476 (output_call, m68k_legitimize_call_address): Declare.
8477 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8478 parenthesees. Add support for a 'W' constraint.
8479 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8480 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8481 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8482 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8484 (override_options): Initialize them. Do not set flag_no_function_cse
8485 for TARGET_ID_SHARED_LIBRARY.
8486 (m68k_output_pic_call): Delete.
8487 (m68k_legitimize_call_address): New function.
8488 (print_operand): Remove the %o prefix. Handle the %p prefix.
8489 (output_call): New function.
8490 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8491 target address from the GOT if symbolic jumps are not allowed.
8492 * config/m68k/m68k.md (call, general_operand): Do not set
8493 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8494 Merge separate flag_pic and !flag_pic define_insns into...
8495 (*call, *call_value): ...these new patterns. Match the address
8496 rather than the containing MEM and require it to be a call_operand.
8497 Use output_call to generate the asm template.
8498 * config/m68k/predicates.md (const_call_operand): New predicate.
8499 (call_operand): Likewise.
8501 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8503 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8504 (STACK_GROWS_DOWNWARD): Define to 1.
8505 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8506 comments, emphasizing that these values are only defaults.
8507 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8508 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8510 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8512 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8514 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8515 Richard Sandiford <richard@codesourcery.com>
8517 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8518 (FP_REGNO_P): New macros.
8519 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8520 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8521 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8522 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8524 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8526 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8527 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8529 * config/m68k/t-floatlib: New file, extracting common code from...
8530 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8531 * config/m68k/t-uclinux: Here.
8532 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8533 routines on ColdFire targets.
8535 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8537 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8538 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8539 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8540 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8541 explicitly set MOTOROLA to 1.
8542 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8544 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8545 Nathan Sidwell <nathan@codesourcery.com>
8547 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8548 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8549 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8550 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8551 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8552 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8553 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8554 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8555 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8556 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8557 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8558 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8559 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8560 (DBX_REGISTER_NUMBER): Delete.
8561 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8562 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8563 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8565 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8567 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8568 * config/flat.h: New file.
8569 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8571 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8572 indirect references for -msep-data or -mid-shared-library.
8573 Do not use PC-relative code addresses either.
8574 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8576 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8577 for shared libraries and crt1.o for executables. Use crti.o and
8579 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8580 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8581 Do not add -elf2flt or -shared-lib-id options here.
8582 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8583 Pass -shared-lib-id if -mid-shared-library, taking the library
8584 identifier from -mshared-library-id if given, otherwise
8586 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8587 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8588 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8589 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8590 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8591 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8593 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8594 jump sequence for ISA A and ISA A+.
8595 (PICJUMP): Likewise.
8597 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8599 * config.gcc (m68k-*-uclinux*): Base the port on the common
8600 and m68k GNU/Linux files rather than on the generic ELF ones.
8601 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8602 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8604 2007-01-18 Julian Brown <julian@codesourcery.com>
8605 Richard Sandiford <richard@codesourcery.com>
8607 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8608 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8609 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8611 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8613 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8615 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8617 * doc/install.texi: Document m68k-uclinuxoldabi.
8618 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8619 * config/m68k/uclinux-oldabi.h: New file, copied from
8620 config/m68k/uclinux.h.
8622 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8624 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8625 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8626 (m32r_compute_frame_size): Use unsigned for regno.
8627 (m32r_reload_lr): Use gen_frame_mem.
8629 (m32r_output_function_epilogue): Don't output the function epilogue
8631 (m32r_expand_epilogue): New.
8632 (direct_return): Return false if the function has the interrupt
8634 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8635 * config/m32r/m32r.md (epilogue): New expander.
8636 (return_lr, return_rte): New insns.
8637 (return): Make it expander.
8638 (return_normal): New expander.
8640 2007-01-18 Josh Conner <jconner@apple.com>
8643 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8644 support for UNLE, UNLT, UNGE, and UNGT.
8646 2007-01-18 Jan Hubicka <jh@suse.cz>
8648 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8649 * tree-tailcall (add_virtual_phis): Likewise.
8650 (optimize_tail_call): Return TODOs.
8651 (execute_tail_calls): Return TODOs.
8652 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8653 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8655 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8656 Cleanup cfg using TODO.
8657 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8658 * passes.c (execute_function_todo): When cleanup did something, remove
8660 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8661 (make_edges): Don't cleanup_cfg.
8663 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8665 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8666 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8667 operate on the top of stack.
8668 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8669 register handling of instructions that output to the second
8671 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8672 (move_for_stack_reg): Special-case check for dead destination
8673 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8675 * config/i386/i386.md (UNSPEC_TAN): New constant.
8676 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8677 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8678 to correctly model move of constant 1.0 to top stack slot.
8679 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8680 (unnamed peephole2 pattern): Remove corresponding peephole2
8681 pattern that optimizes tan insn and loading of constant 1.0.
8682 (tanxf2): Use fptanxf4_i387.
8683 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8684 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8685 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8686 disable patterns for SSE math.
8687 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8688 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8690 2007-01-18 Dirk Mueller <dmueller@suse.de>
8691 Richard Guenther <rguenther@suse.de>
8694 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8695 * common.opt (Warray-bounds): Add new warning option.
8696 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8698 * Makefile.in: make tree-vrp.o depend on toplev.h
8699 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8701 (check_array_refs, check_array_bounds, check_array_ref): New.
8703 2007-01-18 Jan Hubicka <jh@suse.cz>
8705 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8706 (execute_ssa_ccp): Return flags conditionally.
8707 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8709 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8711 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8713 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8714 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8716 * Makefile.c (GTFILES): Add cfglayout.h.
8717 * gengtype.c (open_base_files): Likewise.
8718 * cfglayout.c (cfg_layout_function_footer,
8719 cfg_layout_function_header) Reindent to make gengtype happy.
8720 * cfglayout.h (cfg_layout_function_footer,
8721 cfg_layout_function_header): Add GTY(()) marker.
8723 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8725 2007-01-18 Ben Elliston <bje@au.ibm.com>
8727 * genautomata.c (write_automata): Include xstrerror output in the
8728 error message if writing the DFA description file fails.
8730 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8732 * config/mips/mips-protos.h (mips_output_external): Make it
8734 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8735 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8736 (extern_list): Likewise.
8737 (extern_head): Likewise.
8738 (TARGET_ASM_FILE_END): Likewise.
8739 (mips_file_end): Likewise.
8740 (mips_output_external): Rewritten.
8742 2007-01-18 Ben Elliston <bje@au.ibm.com>
8744 * genpreds.c (write_insn_preds_c): Only write out the function
8745 body for regclass_for_constraint if we have register constraints.
8747 2007-01-17 Tom Tromey <tromey@redhat.com>
8749 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8750 * doc/install.texi (Testing): Use sourceware.org.
8751 (Binaries): Likewise.
8752 (Specific): Likewise.
8753 * doc/contrib.texi (Contributors): Use sourceware.org.
8755 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8757 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8758 (AVR_ENHANCED): Rename to ...
8759 (AVR_HAVE_MUL): ... new.
8760 (avr_enhanced_p): Rename to ...
8761 (avr_have_mul_p): ... new.
8762 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8763 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8764 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8765 (avr_have_mul_p): ... new.
8766 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8767 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8768 'avr_enhanced_p' and 'enhanced'.
8769 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8770 AVR_HAVE_MUL instead of AVR_ENHANCED.
8771 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8772 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8773 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8774 instead of AVR_ENHANCED.
8775 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8776 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8777 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8779 2007-01-17 Ian Lance Taylor <iant@google.com>
8781 * vec.h (VEC_reserve_exact): Define.
8782 (vec_gc_p_reserve_exact): Declare.
8783 (vec_gc_o_reserve_exact): Declare.
8784 (vec_heap_p_reserve_exact): Declare.
8785 (vec_heap_o_reserve_exact): Declare.
8786 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8788 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8790 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8791 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8792 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8793 * vec.c (calculate_allocation): Add exact parameter. Change all
8795 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8796 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8797 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8798 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8799 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8800 (vec_heap_p_reserve_exact): New function.
8801 (vec_heap_o_reserve_exact): New function.
8803 2007-01-17 Jan Hubicka <jh@suse.cz>
8805 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8807 2007-01-17 Eric Christopher <echristo@apple.com>
8809 * config.gcc: Support core2 processor.
8811 2007-01-16 Jan Hubicka <jh@suse.cz>
8813 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8814 the names, just unlink the chain so we don't crash on dangling pointers
8817 2007-01-16 Jan Hubicka <jh@suse.cz>
8819 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8820 * tree-pass.h: Reorder to make IPA passes appear toegher.
8821 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8822 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8823 parameters, do not call early inliner.
8824 * ipa-inline.c: Update comments. Include tree-flow.h
8825 (cgraph_decide_inlining): Do not compute inlining parameters.
8826 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8827 be called with function context set up.
8828 (pass_ipa_inline): Remove unreachable functions before pass.
8829 (cgraph_early_inlining): Simplify assuming to be called from the
8831 (pass_early_inline): New pass.
8832 (cgraph_gate_ipa_early_inlining): New gate.
8833 (pass_ipa_early_inline): Turn into simple wrapper.
8834 (compute_inline_parameters): New function.
8835 (gate_inline_passes): New gate.
8836 (pass_inline_parameters): New pass.
8837 (apply_inline): Move here from tree-optimize.c
8838 (pass_apply_inline): New pass.
8839 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8841 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8843 (tree_function_versioning): Do not allocate dummy struct function.
8844 * tree-inline.h (optimize_inline_calls): Update prototype.
8845 * tree-optimize.c (execute_fixup_cfg): Export.
8846 (pass_fixup_cfg): Remove
8847 (tree_rest_of_compilation): Do not apply inlines.
8848 * tree-flow.h (execute_fixup_cfg): Declare.
8849 * Makefile.in (gt-passes.c): New.
8850 * passes.c: Include gt-passes.h
8851 (init_optimization_passes): New passes.
8852 (nnodes, order): New static vars.
8853 (do_per_function_toporder): New function.
8854 (execute_one_pass): Dump current pass here.
8855 (execute_ipa_pass_list): Don't dump current pass here.
8857 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8859 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8860 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8862 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8864 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8865 (strong_alias): Define.
8866 (__gcc_qmul): Provide non-FMA for soft-float.
8872 (__gcc_qunord): New.
8882 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8883 soft-float functions.
8884 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8885 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8886 about long double soft float.
8888 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8889 Tehila Meyzels <tehila@il.ibm.com>
8891 * tree-vectorizer.h (is_pattern_stmt_p): New.
8892 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8893 formatting (tabs instead of spaces). Cleanup and clarify setting
8894 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8895 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8896 (vectorizable_type_demotion): Check that types are integral.
8897 (vectorizable_type_promotion): Likewise.
8898 (vectorizable_store): Fix typo. Eliminate new-line at end of
8901 2007-01-16 Jan Hubicka <jh@suse.cz>
8903 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8906 2007-01-15 Eric Christopher <echristo@apple.com>
8908 * ifcvt.c: Include vec.h, vecprim.h.
8909 (check_cond_move_block): New argument regs.
8910 Reorganize. Add registers used to regs.
8911 (cond_move_process_if_block): Use regs set above as
8914 2007-01-15 Eric Christopher <echristo@apple.com>
8916 * config/darwin.h: Update copyright.
8917 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8918 (LINK_COMMAND_SPEC): Add -u.
8919 (LINK_SPEC): Fix umbrella for above.
8921 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8923 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8926 2007-01-15 Tom Tromey <tromey@redhat.com>
8928 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8929 * doc/install.texi (Testing): Don't mention jacks.
8930 (Configuration): Document --enable-java-maintainer-mode. Move
8931 --with-java-home to libgcj-specific section. Document
8933 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8935 2007-01-15 Jan Hubicka <jh@suse.cz>
8937 * tree-ssa-dce.c (DCE_TODOs): New.
8938 (propagate_necessity): Return if something changed.
8939 (eliminate_unnecessary_stmts): Likewise.
8940 (perform_tree_ssa_dce): Return TODO flags when needed.
8941 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8943 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8945 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8946 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8947 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8948 patterns using X87MODEF12 mode macro. Extend operand 1
8949 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8950 (log10<mode>2): Ditto.
8951 (log2<mode>2): Ditto.
8952 (log1p<mode>2): Ditto.
8953 (logb<mode>2): Ditto.
8954 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8955 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8956 (*fxtractxf3_i387): Rename from *fxtractxf3.
8957 (fxtract_extend<mode>xf3_i387): New insn pattern.
8958 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8959 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8960 and gen_fyl2xxf3_i387().
8962 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8964 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8965 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8966 get_loop_exit_edges. Changed return type to bool.
8967 * cfgloop.h (fix_loop_placement): Declaration removed.
8969 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8971 * param.h (MIN_VECT_LOOP_BOUND): New.
8972 * params.def (MIN_VECT_LOOP_BOUND): New.
8973 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8974 argument - minimum threshold for number of iterations.
8975 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8976 argument to declaration.
8977 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8978 MIN_VECT_LOOP_BOUND.
8979 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8980 slpeel_tree_peel_loop_to_edge with additional argument.
8981 (vect_do_peeling_for_alignment): Likewise.
8982 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8984 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8987 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8990 2007-01-14 Jan Hubicka <jh@suse.cz>
8992 * tree-dfa.c (remove_referenced_var): New function.
8993 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8994 prune referenced vars list too.
8995 * tree-flow.h (remove_referenced_var): Declare.
8997 2007-01-14 Jan Hubicka <jh@suse.cz>
8999 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9001 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9002 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9003 * except.h (verify_eh_throw_table_statements): Kill prototype.
9004 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9005 into call exrepssions.
9006 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9008 * tree-cfg.c: Include pointer-set.h.
9009 (verify_node_sharing): Work on pointer set.
9010 (verify_eh_throw_stmt_node): New.
9011 (verify_stmts): Use pointers sets, verify throw_stmt.
9013 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9015 * ipa-reference.c (analyze_function): Consider also addresses taken
9018 2007-01-12 Roger Sayle <roger@eyesopen.com>
9020 * c-typeck.c (null_pointer_constant_p): Replace use of
9021 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9022 (build_c_cast): Likewise.
9024 2007-01-12 Roger Sayle <roger@eyesopen.com>
9026 * tree.h (force_fit_type_double): Remove unused final argument.
9027 * c-common.c (constant_expression_warning): Replace use of
9028 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9029 (convert_and_check): Likewise.
9030 (shorten_compare): Update call to force_fit_type_double.
9031 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9032 * convert.c (convert_to_pointer): Update call to
9033 force_fit_type_double.
9034 * fold-const.c (force_fit_type_double): Remove overflowed_const
9036 (int_const_binop, fold_convert_const_int_from_int,
9037 fold_convert_const_int_from_real, fold_div_compare,
9038 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9039 fold_abs_const, fold_not_const): Remove the final argument from
9040 calls to force_fit_type_double.
9042 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9044 * configure.ac: Set insn to "nop" for spu-*-* also.
9045 * configure: Regenerate.
9047 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9049 * builtins.def : Add BUILT_IN_FREE.
9051 2007-01-12 Jan Hubicka <jh@suse.cz>
9053 PR tree-optimization/30443
9054 * tree-inline.c (tree_function_versioning): Do not optimize when
9055 cloning for inlining.
9057 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9059 * doc/loop.texi: Document recording of loop exits.
9060 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9061 (update_single_exits_after_duplication,
9062 update_single_exit_for_duplicated_loop,
9063 update_single_exit_for_duplicated_loops): Removed.
9064 (duplicate_loop_to_header_edge): Do not call
9065 update_single_exits_after_duplication and
9066 update_single_exit_for_duplicated_loops.
9067 (loop_version): Do not update single_exit information.
9068 (fix_loop_structure): Use record_loop_exits instead of
9069 mark_single_exit_loops.
9070 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9071 the lists of loop exits.
9072 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9073 split_edge, merge_blocks): Update the lists of loop exits.
9074 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9075 loop_optimizer_init.
9076 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9077 of mark_single_exit_loops.
9078 (loop_optimizer_finalize): Call release_recorded_exits.
9079 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9080 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9081 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9082 update single exit information.
9083 * lambda-code.c (perfect_nestify): Ditto.
9084 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9085 (mark_single_exit_loops): Removed.
9086 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9087 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9088 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9090 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9091 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9092 (verify_loop_structure): Verify consistency of the exit lists.
9093 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9094 (set_single_exit): Removed.
9095 * cfgloop.h (struct loop_exit): New function.
9096 (struct loop): single_exit_ field replaced by exits field.
9097 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9098 (struct loops): Added exits hash.
9099 (mark_single_exit_loops, set_single_exit): Declaration removed.
9100 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9102 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9104 * doc/invoke.texi: Avoid use of @headitem.
9106 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9108 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9110 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9112 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9115 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9116 Richard Sandiford <richard@codesourcery.com>
9118 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9119 * config/m68k/m68k.opt: Resort options.
9120 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9122 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9123 Richard Sandiford <richard@codesourcery.com>
9125 * doc/invoke.texi: Document the macros that are defined by
9126 m68k's -mtune and -mhard-float options.
9127 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9128 (m68k_cpp_cpu_family): Likewise.
9129 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9130 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9131 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9132 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9133 (m68k_cpp_cpu_family): Likewise.
9135 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9137 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9138 macros besides mc68000 as tuning macros. Use a switch statement
9139 to set them and mcpu32.
9141 2007-01-12 Julian Brown <julian@codesourcery.com>
9143 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9144 (TARGET_68040_ONLY): Rename to...
9145 (TARGET_68040): ...this.
9146 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9147 * config/m68k/m68k.md: Likewise.
9149 2007-01-12 Julian Brown <julian@codesourcery.com>
9150 Nathan Sidwell <nathan@codesourcery.com>
9151 Richard Sandiford <richard@codesourcery.com>
9153 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9154 the -mcpu= argument associated with the --with-cpu setting.
9155 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9156 if different from the one implied by the -mcpu setting.
9157 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9158 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9159 * doc/invoke.texi: Mention ColdFire in the introduction to the
9160 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9161 -mno-div and -mhard-float options. Make -m68881 a synonym for
9162 -mhard-float. Document the previously-undocumented -m5206e,
9163 -m528x, -m5307 and -m5407 options. Tweak the existing option
9164 documentation for consistency.
9165 * doc/install.texi: Mention new --with-cpu arguments.
9166 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9167 default CPU if neither -mcpu nor -march are specified.
9168 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9169 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9170 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9171 using m68k_tune to decide between families that implement the
9172 same ISA. Use m68k_tune to set __mcfv4e__.
9173 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9174 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9175 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9176 (FL_ISA_C, FL_ISA_MMU): New macros.
9177 (MASK_COLDFIRE): Delete.
9178 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9179 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9180 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9181 (TARGET_HARD_FLOAT): Do not define here.
9182 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9183 (TUNE_68000): New macro.
9184 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9185 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9186 (TUNE_CFV2): Redefine in terms of m68k_tune.
9187 (uarch_type, target_device, fpu_type): New enums.
9188 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9189 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9190 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9191 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9192 (FL_FOR_isa_c): New macros.
9193 (m68k_isa): New enum.
9194 (m68k_target_selection): New structure.
9195 (all_devices, all_isas, all_microarchs): New tables.
9196 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9197 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9198 (MASK_ALL_CPU_BITS): Delete.
9199 (m68k_find_selection): New function.
9200 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9201 Map the legacy target options to a combination of the new ones.
9202 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9203 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9204 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9206 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9207 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9209 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9210 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9211 * config/m68k/m68k-devices.def: New file.
9213 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9214 Nathan Sidwell <nathan@codesourcery.com>
9216 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9217 (SUBTARGET_EXTRA_SPECS): New macros.
9218 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9219 use %(asm_cpu_spec) instead.
9220 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9221 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9222 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9223 (EXTRA_SPECS): Rename to...
9224 (SUBTARGET_EXTRA_SPECS): ...this.
9226 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9227 Richard Sandiford <richard@codesourcery.com>
9228 Julian Brown <julian@codesourcery.com>
9230 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9231 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9232 to the configuration's default CPU.
9233 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9234 Remove default masks.
9235 (m680[012]0-*-*): Set the default with_cpu to the first part of
9237 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9238 (m68k*-*-linux): Extend the --with-cpu handling to...
9239 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9240 and m68010. Don't set target_cpu_default2.
9241 * doc/install.texi: Document --with-cpu for m68k.
9242 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9243 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9244 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9245 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9246 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9247 (ASM_SPEC): Remove use of %(asm_cpu_default).
9248 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9249 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9250 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9251 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9252 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9253 (TARGET_DEFAULT): Delete.
9254 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9255 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9256 (CPP_CPU_SPEC): Delete.
9257 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9258 the appropriate string.
9259 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9260 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9261 (ASM_SPEC): Don't use %(asm_default_spec).
9262 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9263 TARGET_DEFAULT and add MASK_68881.
9264 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9266 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9268 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9269 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9270 MASK_68010 alongside MASK_68020.
9271 * doc/invoke.texi: Document -m68010.
9272 * config/m68k/m68k.opt (m68010): New.
9273 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9275 (TUNE_68010): New macro.
9276 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9277 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9278 (M68K_CPU_m68332): Add MASK_68010.
9279 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9280 fallback definition.
9281 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9283 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9284 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9285 to all entries that use MASK_68020.
9286 (output_move_simode_const, output_move_himode, output_move_qimode)
9287 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9288 instead of TARGET_68020 to select clr behavior. Remove comment
9289 about there being no TARGET_68010.
9290 * config/m68k/m68k.md: Likewise throughout.
9292 2007-01-12 Julian Brown <julian@codesourcery.com>
9294 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9295 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9296 * config/m68k/m68k.md: Likewise.
9298 2007-01-12 Julian Brown <julian@codesourcery.com>
9300 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9301 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9303 2007-01-12 Julian Brown <julian@codesourcery.com>
9305 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9306 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9307 * config/m68k/m68k.md: Likewise.
9309 2007-01-12 Julian Brown <julian@codesourcery.com>
9310 Richard Sandiford <richard@codesourcery.com>
9312 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9313 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9314 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9316 (TARGET_CPU32): Rename to...
9317 (TUNE_CPU32): ...this.
9318 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9319 (TUNE_CFV2): New macros.
9320 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9321 remove conditions that are implied by TARGET_68020.
9322 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9323 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9324 (m68k_output_function_epilogue): Likewise.
9325 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9326 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9327 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9328 non-68000 timings. Refactor multiplication and division costs.
9329 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9330 TUNE_CPU32 instead of TARGET_CPU32.
9331 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9332 and TUNE_68060 instead of TARGET_68060.
9333 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9334 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9336 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9337 && !TARGET_COLDFIRE" to choose between moveq and clr.
9338 Likewise in the unnamed movsf pattern.
9339 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9340 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9343 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9345 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9346 of tabbing before backslashes.
9348 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9350 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9351 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9352 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9354 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9356 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9357 find_interesting_uses_cond.
9358 (find_interesting_uses_cond): Use extract_cond_operands.
9359 (rewrite_use_compare): Use extract_cond_operands and
9360 force_gimple_operand_bsi. Do not call update_stmt.
9361 (determine_use_iv_cost_condition): Use extract_cond_operands.
9362 Return cheaper of using original bound and changing the exit bound.
9364 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9366 PR tree-optimization/29516
9367 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9368 most_expensive_mult_to_index, addr_to_parts,
9369 create_mem_ref, maybe_fold_tmr): Make the type of
9370 fields of TARGET_MEM_REF sizetype.
9371 (move_fixed_address_to_symbol, move_pointer_to_base):
9373 * tree.def (TARGET_MEM_REF): Add comment on types of
9376 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9378 * c-common.c (vector_types_convertible_p): Treat opaque types as
9379 always convertible if they have the same size, but not otherwise.
9381 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9383 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9384 Remove the b_unconditional field.
9385 (noce_try_sign_mask): Do not look at b_unconditional.
9386 (noce_process_if_block): Do not use merge_if_blocks. Update
9387 the CFG here. Do not set b_unconditional.
9388 (cond_move_process_if_block): Likewise.
9389 (find_cond_trap): Likewise.
9390 (check_cond_move_block): Require simple jump insns at the end
9393 2007-01-11 Jan Hubicka <jh@suse.cz>
9395 PR tree-optimization/1046
9396 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9397 when alias info is not ready.
9398 (pass_tail_recursion): Do not require aliasing.
9399 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9400 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9401 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9402 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9403 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9404 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9405 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9407 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9408 When aliasing is not build, mark statement as volatile.
9410 2007-01-11 Tom Tromey <tromey@redhat.com>
9412 PR preprocessor/15185, PR preprocessor/20989:
9413 * doc/cppopts.texi <-MT>: Update description of algorithm for
9414 computing default target.
9415 <-M, -MD>: Reword "basename" text.
9417 2007-01-11 Roger Sayle <roger@eyesopen.com>
9419 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9420 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9421 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9422 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9423 fold_builtin_bswap, real_constp, fold_builtin_pow,
9424 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9425 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9426 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9427 * convert.c (convert_to_pointer): Likewise.
9428 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9429 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9430 const_binop, fold_convert_const_int_from_int,
9431 fold_convert_const_int_from_real,
9432 fold_convert_const_real_from_real, sign_bit_p,
9433 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9434 fold_sign_changed_comparison, fold_unary, fold_comparison,
9435 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9436 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9437 * print-tree.c (print_node_brief, print_node): Likewise.
9438 * stor-layout.c (place_field, layout_type): Likewise.
9439 * tree-chrec.c (keep_cast): Likewise.
9440 * tree.c (build_vector, build_real, build_real_from_int_cst,
9441 build_complex): Likewise.
9443 2007-01-11 Roger Sayle <roger@eyesopen.com>
9445 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9446 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9448 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9450 * configure.ac (strict1_warn): Rename to strict_warn.
9451 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9452 cc_set_by_configure, quoted_cc_set_by_configure,
9453 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9454 all_boot_languages, all_stagestuff): Remove.
9455 (target_list): Remove bootstrap targets.
9456 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9457 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9458 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9459 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9460 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9461 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9462 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9463 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9464 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9465 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9466 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9467 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9468 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9469 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9470 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9471 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9472 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9473 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9474 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9475 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9476 (mostlyclean): Adjust.
9477 (clean, distclean): Don't mention bootstrap stuff.
9478 * configure: Regenerate.
9479 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9480 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9481 treelang/config-lang.in (stagestuff): Remove.
9482 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9483 stageprofile, stagefeedback, stagestuff): Remove mention.
9485 2007-01-11 Nick Clifton <nickc@redhat.com>
9487 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9489 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9490 (mcore_arith_K_S_operand): Run the test for the S constraint not
9491 the test for the M constraint.
9492 (mcore_addsub_operand): Do not accept integer values that are
9493 larger than 32 bits.
9494 * config/mcore/mcore.md: Remove unused constraints from split.
9495 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9497 (allocate_stack): Likewise.
9498 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9499 operands to 32 bits.
9500 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9502 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9503 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9504 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9505 mcore_output_bclri, mcore_output_andn, output_inline_const,
9506 mcore_output_move, mcore_output_movedouble): Likewise.
9507 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9508 (output_inline_const): Likewise.
9509 (output_inline_const): Fix format strings used in sprintf
9511 * config/mcore/mcore-protos.h: Update prototypes for changed
9512 functions in mcore.c.
9513 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9514 HOST_WIDE_INT and not int.
9515 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9516 CONST_OK_FOR_N): Likewise.
9517 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9518 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9521 2007-01-10 Jan Hubicka <jh@suse.cz>
9523 * tree-vrp.c (remove_range_assertions): Release defs.
9524 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9525 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9527 2007-01-10 Paul Brook <paul@codesourcery.com>
9529 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9530 * config/arm/arm.md (mulsi3subsi): New insn.
9532 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9534 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9535 (tree_transform_and_unroll_loop): New.
9536 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9539 2007-01-10 Robert Kennedy <jimbob@google.com>
9541 * fold-const.c (fold_comparison): Fold comparisons like (x *
9542 1000 < 0) to (x < 0).
9544 2007-01-10 Ian Lance Taylor <iant@google.com>
9546 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9547 operands have the same priority.
9549 2007-01-10 Tom Tromey <tromey@redhat.com>
9551 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9552 (fold_binary): Likewise.
9553 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9554 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9555 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9556 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9557 * langhooks.h (struct lang_hooks): Removed field
9558 'can_use_bit_fields_p'.
9560 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9562 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9564 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9566 * function.c (get_last_funcdef_no): New function.
9567 * function.h (get_last_funcdef_no): Declare.
9568 * tree-inline.c (initialize_cfun): Add initialization.
9569 (tree_function_versioning): Cleanup.
9571 2007-01-10 Jan Hubicka <jh@suse.cz>
9573 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9576 2007-01-10 Sa Liu <saliu@de.ibm.com>
9577 Ben Elliston <bje@au.ibm.com>
9579 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9580 for SAVE_NONLOCAL and Pmode for any other save level.
9581 * spu-protos.h (spu_restore_stack_block): Declare.
9582 * spu.md (save_stack_block): Remove.
9583 (restore_stack_block): Call spu_restore_stack_block.
9584 * spu.c (spu_restore_stack_block): New function.
9585 (spu_expand_epilogue): Remove old comment.
9587 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9589 PR tree-optimization/30322
9590 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9591 (cand_value_at): Return the value as aff_tree.
9592 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9593 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9594 aff_combination_mult): New functions.
9595 (aff_combination_add): Use aff_combination_add_cst.
9596 (aff_combination_convert): Allow conversions to a wider type.
9597 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9598 * tree-affine.h (aff_combination_mult): Declare.
9600 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9602 * doc/tm.texi: Update documentation to reflect reality of exec
9603 and start file search behaviours. Update copyright year.
9604 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9605 header file directories.
9607 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9609 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9610 (*cosxf2): Rename to cosxf2_i387.
9611 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9612 using X87MODEF12 mode macro. Rename patterns to
9613 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9615 (*cosdf2, *cossf2): Ditto.
9616 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9617 to match extended input operands.
9618 (sincos<mode>3): New expander.
9619 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9620 insn patterns and corresponding splitters.
9622 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9624 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9625 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9627 2007-01-09 Nicolas Pitre <nico@cam.org>
9630 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9632 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9634 * target.h (struct gcc_target): New field library_rtti_comdat.
9635 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9636 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9637 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9638 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9640 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9642 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9644 2007-01-08 Richard Guenther <rguenther@suse.de>
9646 * tree.h (force_fit_type_double): Export.
9647 (force_fit_type): Remove.
9648 * fold-const.c (force_fit_type_double): New function.
9649 (force_fit_type): Remove.
9650 (int_const_binop): Use it.
9651 (fold_convert_const_int_from_int): Likewise.
9652 (fold_convert_const_int_from_real): Likewise.
9653 (fold_div_compare): Likewise.
9654 (fold_sign_changed_comparison): Likewise.
9655 (fold_unary): Likewise.
9656 (fold_negate_const): Likewise.
9657 (fold_abs_const): Likewise.
9658 (fold_not_const): Likewise.
9659 * c-common.c (shorten_compare): Use force_fit_type_double.
9660 * convert.c (convert_to_pointer): Likewise.
9662 2007-01-08 Richard Guenther <rguenther@suse.de>
9664 * tree.h (build_int_cst_wide_type): Export.
9665 * tree.c (build_int_cst_wide_type): New function.
9666 (build_int_cst_wide): Fix comment.
9667 * builtins.c (fold_builtin_object_size): Use build_int_cst
9668 to build -1 or 0 of the correct type. Use fit_double_type
9669 to check for overflow.
9670 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9672 (decode_field_reference): Likewise.
9673 (all_ones_mask_p): Likewise.
9674 (native_interpret_int): Use build_int_cst_wide_type.
9675 (fold_binary): Use build_int_cst_type to build an all-ones
9677 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9679 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9681 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9683 2007-01-09 Ben Elliston <bje@au.ibm.com>
9685 * genautomata.c (STATS_OPTION): New option.
9686 (stats_flag): New flag.
9687 (gen_automata_option): Handle it.
9688 (initiate_automaton_gen): Ditto.
9689 (write_automata): Output statistics only if stats_flag is
9690 set. Likewise, output time statistics only if time_flag is set.
9691 * doc/md.texi (Processor pipeline description): Document new flag.
9693 2007-01-08 Richard Guenther <rguenther@suse.de>
9695 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9696 * tree.c (build_int_cst_type): Likewise.
9697 (size_in_bytes): Don't call force_fit_type on the result.
9698 (int_fits_type_p): Use fit_double_type.
9699 * fold-const.c (fit_double_type): New function.
9700 (force_fit_type): Use it.
9701 * tree.h (fit_double_type): Export.
9703 2007-01-08 Jan Hubicka <jh@suse.cz>
9705 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9706 * ipa.c (function_and_variable_visibility): Fix return type.
9708 2007-01-08 Richard Guenther <rguenther@suse.de>
9710 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9711 of offset to build the index.
9712 * tree-pretty-print.c (dump_generic_node): Don't build negated
9713 const just for printing.
9714 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9715 * builtins.c (fold_builtin_int_roundingfn): Check if result
9716 fits the type by using force_fit_type and comparing the result.
9717 * predict.c (predict_loops): Use compare_tree_int for comparison.
9718 * tree.c (build_int_cst): Fall back to integer_type_node for
9720 (build_int_cst_wide): Assert type is non-null.
9722 2007-01-08 Roberto Costa <roberto.costa@st.com>
9724 * tree-vrp.c (extract_range_from_cond_expr): New.
9725 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9726 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9728 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9729 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9730 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9731 used as expressions.
9732 * tree-object-size.c (cond_expr_object_size): New.
9733 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9735 2007-01-08 Jan Hubicka <jh@suse.cz>
9737 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9738 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9741 2007-01-08 Richard Guenther <rguenther@suse.de>
9743 PR tree-optimization/23603
9744 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9745 (extract_range_from_binary): Fall back to truthvalue instead of
9746 varying for TRUTH_*_EXPR.
9747 (extract_range_from_comparison): Fall back to truthvalue instead of
9749 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9750 if all visited PHI values were constant.
9752 2007-01-08 Jan Hubicka <jh@suse.cz>
9754 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9755 (cgraph_analyze_function): break out from ...
9756 (cgraph_finalize_compilation_unit): ... here.
9757 (cgraph_expand_function): Remove forgoten commented out line.
9758 (cgraph_optimize): Analyze functions.
9760 2007-01-08 Jan Hubicka <jh@suse.cz>
9762 * tree-pas.h (TODO_remove_function): New flag.
9763 (TODO_update*): Renumber.
9764 (pass_ipa_increase_alignment,
9765 pass_ipa_function_and_variable_visibility): New passes.
9766 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9767 (cgraph_function_and_variable_visibility): Move to ipa.c
9768 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9769 cgraph_increase_alignment.
9770 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9771 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9772 calling tree-inline.
9773 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9774 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9775 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9776 (gate_increase_alignment): New function.
9777 (pass_ipa_increase_alignment): New pass.
9778 * ipa.c: Inline tree-pass.h and timevar.h
9779 (function_and_variable_visibility): Move here from cgraphunit.c
9780 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9781 * passes.c (init_optimization_passes): Add the two new passes.
9782 (execute_todo): Handle cgraph_remove_functions.
9784 2007-01-08 Nick Clifton <nickc@redhat.com>
9786 * config/frv/predicates.md (reg_or_0_operand): Accept
9789 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9791 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9792 * config.gcc: Add bfin*-rtems*.
9794 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9796 * c.opt: Add -flax-vector-conversions.
9797 * c-typeck.c (convert_for_assignment): Pass flag to
9798 vector_types_convertible_p to allow emission of note.
9799 (digest_init): Likewise.
9800 * c-opts.c: Handle -flax-vector-conversions.
9801 * c-common.c (flag_lax_vector_conversions): New.
9802 (vector_types_convertible_p): Unless -flax-vector conversions
9803 has been passed, disallow conversions between vectors with
9804 differing numbers of subparts and/or element types. If such
9805 a conversion is disallowed, possibly emit a note on the first
9806 occasion only to inform the user of -flax-vector-conversions.
9807 The new last argument specifies this.
9808 * c-common.h (flag_lax_vector_conversions): New.
9809 (vector_types_convertible_p): Add extra argument.
9810 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9811 char_type_node for V*QI type vectors.
9812 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9813 Update to satisfy new typechecking rules.
9814 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9816 * doc/invoke.texi (C Dialect Options): Document
9817 -flax-vector-conversions.
9819 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9821 PR tree-optimization/29877
9822 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9823 a register variable on the RHS to not be replaceable.
9825 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9826 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9827 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9828 const_simm15, const_pow2, const_npow2): Added.
9829 * config/score/misc.md (insv, extv, extzv, movmemsi,
9830 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9831 * config/score/score.c (score_address_cost, score_select_cc_mode):
9833 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9834 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9835 Update score_print_operand.
9836 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9837 Adjust register allocate order and update some macro define.
9838 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9839 mdx_block_move_straight, mdx_block_move_loop_head,
9840 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9841 mdx_block_move): Added.
9842 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9843 mdp_limm): Updated and fix some bug and typo.
9844 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9845 (movsf, movdf, doloop_end): Added.
9847 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9849 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9850 config/arm/thumb2.md: Fix comment typos.
9851 * doc/extend.texi: Fix a typo.
9853 2007-01-07 Eric Christopher <echristo@apple.com>
9855 * configure.ac: Check for __stack_chk_fail for darwin.
9856 * configure: Regenerate.
9858 2007-01-07 Richard Guenther <rguenther@suse.de>
9860 * tree-vrp.c (extract_range_from_assert): CSE calls to
9861 compare_values where possible.
9862 (extract_range_from_unary_expr): Likewise.
9864 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9866 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9867 * config/avr/avr.c (call_insn_operand): Delete function.
9868 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9869 instead of register number. Use predicates.
9870 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9871 call_insn_operand): Add.
9873 2007-01-06 Jan Hubicka <jh@suse.cz>
9875 * tree-pass.h (pass_build_cgraph_edges): Declare.
9876 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9877 (visited_nodes): Remove.
9878 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9879 build_cgrpah_edges; make visited_nodes local.
9880 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9881 (record_references_in_initializer): Move to cgraphbuild.c
9882 (initialize_inline_failed, rebuild_cgraph_edges,
9883 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9884 (verify_cgraph_node): Make visited_nodes local.
9885 (cgraph_analyze_function): Do not call cgraph_create_edges and
9886 initialize_inline_failed.
9887 (cgraph_expand_function): Do not call cgraph_lower_function;
9888 assert that function is already lowered.
9889 * Makefile.in (cgraphbuild.o): New.
9890 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9891 at the end of lowering passes.
9893 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9895 * ifcvt.c (cond_move_convert_if_block): New function, code
9896 factored out from...
9897 (cond_move_process_if_block): ...here. Call the new function
9898 on the THEN and ELSE blocks.
9899 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9900 already takes care of this.
9902 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9905 * tree.h (TREE_OVERFLOW_P): New.
9906 * c-typeck.c (parser_build_unary_op): Warn only if result
9907 overflowed and operands did not.
9908 (parser_build_binary_op): Likewise.
9909 (convert_for_assignment): Remove redundant overflow_warning.
9910 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9912 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9914 * c-typeck.c (store_init_value): Split over two lines to follow
9915 the GNU coding style.
9917 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9919 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9920 __GXX_EXPERIMENTAL_CXX0X__.
9921 * doc/cpp.texi: Same.
9923 2007-01-05 Richard Guenther <rguenther@suse.de>
9926 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9927 with mismatched types. Instead explicitly build a
9928 conversion NOP_EXPR.
9930 2007-01-05 Ian Lance Taylor <iant@google.com>
9932 * c-common.c (decl_with_nonnull_addr_p): New function.
9933 (c_common_truthvalue_conversion): Call it.
9934 * c-typeck.c (build_binary_op): Likewise.
9935 * c-common.h (decl_with_nonnull_addr_p): Declare.
9937 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9940 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9943 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9945 * doc/install.texi (Final install): Document the fact that
9946 the GNAT runtime should not be stripped.
9948 2007-01-04 Jan Hubicka <jh@suse.cz>
9950 * tree-inline.c (fold_marked_statements): Update operand caches
9951 and EH after folding
9953 2007-01-04 Ian Lance Taylor <iant@google.com>
9955 * c-common.c (check_function_nonnull): Whitespace fix.
9957 2007-01-04 Jan Hubicka <jh@suse.cz>
9959 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9960 comitted older version of patch.
9961 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9962 function, celanup cfg and collect garbage.
9964 2007-01-04 Mike Stump <mrs@apple.com>
9966 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9969 2007-01-04 Eric Christopher <echristo@apple.com>
9971 * libgcc2.c (__bswapsi2): Use SItype.
9972 (__bswapdi2): Use DItype.
9973 * libgcc2.h: Update for above.
9975 2007-01-04 Paul Brook <paul@codesourcery.com>
9977 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9978 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9979 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9980 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9981 umulsi3_highpart): Make conditional on !arm_arch6.
9982 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9983 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9984 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9985 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9986 umulsi3_highpart_v6): New insns.
9988 2007-01-04 Roger Sayle <roger@eyesopen.com>
9990 * fold-const.c (fold_convert): When casting an expression to void,
9991 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9992 have a type. Instead of attempting to build a NOP_EXPR, return
9993 these "special" trees directly.
9995 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9997 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9998 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9999 rs6000_cost->fp not 0 as adjustment for outer NEG.
10001 2007-01-04 Jan Hubicka <jh@suse.cz>
10003 * cgraph.c (cgraph_release_function_body): New function.
10004 (cgraph_remove_node): Use it.
10005 * cgraph.h (cgraph_release_function_body): Declare.
10006 * cgraphunit.c (cgraph_expand_function): Use it.
10007 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10008 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10009 is initialized and while compilation of other function is running.
10010 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10011 statement CFG annotations from here to ...
10012 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10014 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10016 * cfgloop.h (enum li_flags): Make the constants powers of two.
10018 2007-01-04 Jan Hubicka <jh@suse.cz>
10020 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10022 (fold_marked_statements): New function.
10023 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10024 * tree-inline.h (copy_body_data): Add statements_to_fold.
10026 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10028 * config.gcc: Mention libgcc/config.host.
10029 * Makefile.in: Update comments mentioning libgcc.
10030 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10031 (all.cross, start.encap, rest.encap, rest.cross): Update
10032 dependencies for libgcc move.
10033 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10034 (clean-target, clean-target-libgcc): Delete.
10035 (srcdirify, GCC_EXTRA_PARTS): New macros.
10036 (libgcc-support, libgcc.mvars): New rules.
10037 (distclean): Remove mention of mklibgcc.
10038 (install): Don't reference INSTALL_LIBGCC.
10039 (install-common): Don't reference EXTRA_PARTS.
10040 (install-libgcc, install-multilib): Delete rules.
10041 * mklibgcc.in: Delete file.
10042 * doc/configfiles.texi: Don't mention mklibgcc.
10044 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10045 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10046 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10047 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10048 (mklibgcc, ldblspecs): Likewise.
10050 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10051 (posixpre.def): Use $(T).
10052 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10053 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10054 (SHLIB_LINK): Make dummy.
10055 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10057 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10059 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10060 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10061 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10062 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10064 * configure.ac (all_outputs): Remove mklibgcc.
10065 * configure: Regenerated.
10067 2007-01-03 Josh Conner <jconner@apple.com>
10069 PR middle-end/29683
10070 * calls.c (compute_argument_addresses): Set stack and stack_slot
10071 for partial args, too.
10072 (store_one_arg): Use locate.size.constant for the size when
10073 generating a save_area.
10075 2007-01-03 Robert Kennedy <jimbob@google.com>
10077 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10078 whose definitions are deleted due to basic block merging.
10080 2007-01-03 Paul Brook <paul@codesourcery.com>
10083 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10085 (use_return_insn): Return 0 for Thumb interrupt functions.
10086 (print_multi_reg): Add rfe argument for IRQ returns.
10087 (arm_output_epilogue): Pop interrupt return address directly into PC.
10088 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10090 2007-01-03 Paul Brook <paul@codesourcery.com>
10092 Merge from sourcerygxx-4_1.
10093 * config/arm/thumb2.md: New file.
10094 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10096 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10097 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10098 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10099 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10101 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10102 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10104 * config/arm/ieee754-sf.S: Ditto.
10105 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10106 (thumb1_base_register_rtx_p): ... to this.
10107 (thumb_index_register_rtx_p): Rename...
10108 (thumb1_index_register_rtx_p): ... to this.
10109 (thumb_output_function_prologue): Rename...
10110 (thumb1_output_function_prologue): ... to this.
10111 (thumb_legitimate_address_p): Rename...
10112 (thumb1_legitimate_address_p): ... to this.
10113 (thumb_rtx_costs): Rename...
10114 (thumb1_rtx_costs): ... to this.
10115 (thumb_compute_save_reg_mask): Rename...
10116 (thumb1_compute_save_reg_mask): ... to this.
10117 (thumb_final_prescan_insn): Rename...
10118 (thumb1_final_prescan_insn): ... to this.
10119 (thumb_expand_epilogue): Rename...
10120 (thumb1_expand_epilogue): ... to this.
10121 (arm_unwind_emit_stm): Rename...
10122 (arm_unwind_emit_sequence): ... to this.
10123 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10124 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10125 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10126 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10127 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10128 thumb2_output_casesi): New functions.
10129 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10130 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10131 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10132 THUMB2_WORK_REGS): Define.
10133 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10134 arm_condexec_mask, arm_condexec_masklen)): New variables.
10135 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10136 (arm_override_options): Check new CPU capabilities.
10137 Set new architecture flag variables.
10138 (arm_isr_value): Handle v7m interrupt functions.
10139 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10141 (const_ok_for_arm): Handle Thumb-2 constants.
10142 (arm_gen_constant): Ditto. Use movw when available.
10143 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10145 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10146 (thumb_find_work_register, arm_load_pic_register,
10147 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10148 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10149 print_multi_reg, output_mov_long_double_fpa_from_arm,
10150 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10151 output_mov_double_fpa_from_arm, output_move_double,
10152 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10153 output_return_instruction, arm_output_function_prologue,
10154 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10155 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10156 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10157 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10158 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10159 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10161 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10162 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10163 (arm_file_start): Output directive for unified syntax.
10164 (arm_unwind_emit_set): Handle stack alignment instruction.
10165 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10166 Add v6t2, v7, v7a, v7r and v7m.
10167 (RETLDM): Add Thumb-2 code.
10168 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10169 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10170 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10171 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10172 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10173 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10174 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10175 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10176 ADJUST_INSN_LENGTH): Define.
10177 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10178 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10179 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10180 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10181 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10182 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10183 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10184 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10185 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10186 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10187 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10188 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10189 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10190 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10191 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10192 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10193 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10195 * config/arm/arm-tune.md: Regenerate.
10196 * config/arm/arm-protos.h: Update prototypes.
10197 * config/arm/vfp.md: Enable patterns for Thumb-2.
10198 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10199 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10200 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10201 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10202 * config/arm/libunwind.S: Add Thumb-2 code.
10203 * config/arm/constraints.md: Update include Thumb-2.
10204 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10205 * config/arm/ieee754-df.S: Ditto.
10206 * config/arm/bpabi.S: Ditto.
10207 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10208 * config/arm/predicates.md (low_register_operand,
10209 low_reg_or_int_operand, thumb_16bit_operator): New.
10210 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10211 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10212 * config/arm/t-arm-elf: Add armv7 multilib.
10213 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10215 (UNSPEC_STACK_ALIGN, ce_count): New.
10216 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10217 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10219 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10220 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10221 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10222 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10223 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10224 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10226 * doc/extend.texi: Document ARMv7-M interrupt functions.
10227 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10229 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10231 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10232 (struct _Unwind_Context): Rename args_size to flags, remove
10233 signal_frame field, add a new args_size field and version field.
10234 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10235 _Unwind_IsExtendedContext): New inline functions.
10236 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10237 Assume by_value array is only present if _Unwind_IsExtendedContext.
10238 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10239 _Unwind_IsSignalFrame.
10240 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10241 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10242 (uw_init_context_1): Initialize context->flags to
10243 EXTENDED_CONTEXT_BIT.
10244 * config/rs6000/linux-unwind.h (frob_update_context): Use
10245 _Unwind_SetSignalFrame.
10247 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10249 PR middle-end/30353
10250 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10251 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10254 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10256 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10257 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10258 RET, AT_SP): Remove.
10259 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10262 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10263 * cfgbuild.c (find_basic_blocks): Likewise.
10264 * cfgrtl.c (rtl_create_basic_block): Likewise.
10265 * function.c (temp_slots_at_level): Likewise.
10266 * reg-stack.c (stack_regs_mentioned): Likewise.
10267 * regclass.c (allocate_reg_info): Likewise.
10268 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10269 set_bb_for_stmt, move_block_to_fn): Likewise.
10270 * tree-complex.c (tree_lower_complex): Likewise.
10271 * vec.h (VEC_safe_grow_cleared): New.
10273 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10275 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10277 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10278 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10280 * cfgloopmanip.c (scale_loop_frequencies): Export.
10281 (loopify): Scale the frequencies by prescribed coefficients.
10282 (set_zero_probability): New function.
10283 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10284 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10285 and frequencies according to arguments.
10286 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10288 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10289 * modulo-sched.c (sms_schedule): Set probabilities for entering
10290 versioned loop correctly.
10291 * tree-vect-transform.c (vect_transform_loop): Ditto.
10292 * cfgloop.h (loopify, loop_version): Declaration changed.
10293 (scale_loop_frequencies): Declared.
10295 2007-01-02 Jan Hubicka <jh@suse.cz>
10297 * cgraph.c: Include tree-flow.h
10298 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10299 early_local_passes.
10300 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10301 * tree-pass.h (pass_all_early_optimizations): Declare.
10302 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10303 early_local_passes.
10304 (cgraph_analyze_function): Do early_local_passes.
10305 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10306 Do not add referenced vars.
10307 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10309 (gate_all_early_local_passes): New gate.
10310 (pass_early_local_passes): Use new gate.
10311 (execute_early_local_optimizations): New functions.
10312 (gate_all_early_optimizations): New gate.
10313 (pass_all_early_optimizations): New pass.
10314 (execute_free_datastructures): Free SSA only when initialized.
10315 (gate_init_datastructures): Init only when optimizing.
10316 (tree_lowering_passes): Do early local passes when called late.
10317 * tree-profile.c (do_tree_profiling): Don't profile functions added
10319 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10320 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10322 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10323 during early_local_passes.
10324 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10327 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10329 * Makefile.in: Update copyright year.
10331 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10333 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10334 in $(lang_checks) and check-consistency targets.
10336 2007-01-02 Jan Hubicka <jh@suse.cz>
10338 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10339 Do not add referenced vars.
10340 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10342 * passes.c (init_optimization_passes): Put mudflap_2 after
10343 free_datastructures.
10345 2007-01-02 Jan Hubicka <jh@suse.cz>
10347 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10348 Set NOTHROW flag on call statements proved to be nothrow.
10349 Update statement of local calls so new pure/const functions are
10350 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10352 (tree_rest_of_compilation): Register hooks and initialize bitmap
10353 early. Do not set after_inlining flag.
10355 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10357 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10358 HOST_BITS_PER_LONGLONG
10360 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10363 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10364 warning for non-static initializers.
10366 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10368 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10369 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10370 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10371 Always use set_unique_reg_note to add REG_EQUAL notes.
10373 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10376 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10378 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10379 * cfgbuild.c (find_basic_blocks): Likewise.
10380 * cfgrtl.c (rtl_create_basic_block): Likewise.
10381 * function.c (temp_slots_at_level): Likewise.
10382 * reg-stack.c (stack_regs_mentioned): Likewise.
10383 * regclass.c (allocate_reg_info): Likewise.
10384 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10385 set_bb_for_stmt, move_block_to_fn): Likewise.
10386 * tree-complex.c (tree_lower_complex): Likewise.
10387 * vec.h (VEC_safe_grow_cleared): New.
10389 2007-01-02 Ian Lance Taylor <iant@google.com>
10391 * c-common.c (c_common_truthvalue_conversion): When warning about
10392 using an assignment as a truth value, set TREE_NO_WARNING.
10394 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10397 * c.opt (Wold-style-declaration): New.
10398 * doc/invoke.texi (C-only Warning Options): New.
10399 (Wold-style-declaration): Document it.
10400 (Wextra): Enabled by -Wextra.
10401 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10402 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10403 -Wold-style-declaration.
10405 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10407 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10408 * cfgbuild.c (find_basic_blocks): Likewise.
10409 * cfgrtl.c (rtl_create_basic_block): Likewise.
10410 * function.c (temp_slots_at_level): Likewise.
10411 * reg-stack.c (stack_regs_mentioned): Likewise.
10412 * regclass.c (allocate_reg_info): Likewise.
10413 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10414 set_bb_for_stmt, move_block_to_fn): Likewise.
10415 * tree-complex.c (tree_lower_complex): Likewise.
10416 * vec.h (VEC_safe_grow_cleared): New.
10418 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10420 * c-common.c (c_common_nodes_and_builtins): Since variants of
10421 void_type_node get built before it is given a name, we need to
10422 give those variants the name, too.
10423 (complete_array_type): We need to work with the canonical main
10424 type of the array, from which we will build the qualified version.
10425 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10426 * print-tree.c (print_node): Display canonical type information
10428 * stor-layout.c (layout_type): When we don't know the
10429 alignment of a type for which we're building an array, we end up
10430 guessing wrong, so make the type require structural equality.
10431 * tree.c (make_node_stat): When we build a new type, it is its
10432 own canonical type.
10433 (build_type_attribute_qual_variant): When building an attribute
10434 variant, its canonical type is the non-attribute variant. However,
10435 if the attributes are target-dependent and they differ, we need to
10436 use structural equality checks for this type.
10437 (build_qualified_type): A qualified type is not equivalent to its
10438 unqualified variant; set the canonical type appropriately.
10439 (build_distinct_type_copy): When building a distinct type from
10440 another type, the new type is its own canonical type.
10441 (build_variant_type_copy): When building a new type variant, we
10442 assume that it is equivalent to the original type.
10443 (build_pointer_type_for_mode): When building a pointer type, also
10444 build a canonical type pointer.
10445 (build_reference_type_for_mode): When building a reference type,
10446 also build a canonical type reference.
10447 (build_index_type): When we can't hash an index type (e.g.,
10448 because its maximum value is negative), the index type requires
10449 structural equality tests.
10450 (build_array_type): Build the canonical form of an array type.
10451 (build_function_type): Function types require structural equality,
10452 because they contain default arguments, attributes, etc.
10453 (build_method_type_directly): Ditto for method types.
10454 (build_offset_type): Build the canonical offset type.
10455 (build_complex_type): Build the canonical vector type.
10456 (make_vector_type): Build the canonical vector type.
10457 * tree.h (TYPE_CANONICAL): New.
10458 (TYPE_STRUCTURAL_EQUALITY_P): New.
10459 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10460 (struct tree_type): Added "canonical" field.
10461 * params.h (VERIFY_CANONICAL_TYPES): New.
10462 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10463 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10464 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10465 * doc/invoke.texi (verify-canonical-types): Document --param
10466 parameter for verifying canonical types.
10468 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10470 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10471 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10472 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10473 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10475 * config/rs6000/e500.h: New.
10476 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10477 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10479 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10480 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10481 TARGET_E500_DOUBLE): Remove.
10482 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10483 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10484 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10485 * config/rs6000/rs6000.c (rs6000_override_options): Use
10486 CHECK_E500_OPTIONS.
10488 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10490 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10491 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10492 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10493 rs6000_emit_cmove): Don't check TARGET_E500.
10494 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10495 sordered): Don't check TARGET_E500.
10497 2007-01-01 Eric Christopher <echristo@apple.com>
10499 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10500 HARD_REGISTER_NUM_P.
10502 2007-01-01 Roger Sayle <roger@eyesopen.com>
10504 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10505 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10506 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10509 2007-01-01 Mike Stump <mrs@apple.com>
10511 * configure.ac: Remove support for building with Apple's gcc-3.1.
10513 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10515 PR middle-end/30311
10516 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10517 REG is a hard register. Do not modify REG before calling
10519 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10520 multiple of the size of YMODE for certain lowpart cases.
10522 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10524 PR middle-end/30253
10525 * gimplify (voidify_wrapper_expr): Update for
10526 GIMPLE_MODIFY_STMT.
10528 2007-01-01 Andreas Schwab <schwab@suse.de>
10531 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10532 save of BR0 in extra_spill_size instead of spill_size.
10533 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10535 (ia64_expand_epilogue): Restore BR0 from its new location.
10537 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10539 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10540 Use a temporary variable if the left hand side is not a gimple
10543 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10545 * gimplify.c (gimplify_return_expr): Make the temporary variable
10546 for the return expression, a gimple register variable.
10548 2007-01-01 Jan Hubicka <jh@suse.cz>
10550 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10553 2007-01-01 Mike Stump <mrs@apple.com>
10555 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10557 * config/darwin.c (machopic_select_rtx_section): Use
10558 HAVE_GAS_LITERAL16.
10559 (darwin_mergeable_constant_section): Likewise.
10560 * configure: Regenerate.
10561 * config.in: Regenerate.
10563 2007-01-01 Jan Hubicka <jh@suse.cz>
10564 Andrew Pinski <pinskia@gmail.com>
10566 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10567 before starting IPA passes.