1 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5 TYPE_PRECISION (intmax_type_node).
7 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10 * reload.c (subst_reloads): Remove checking.
12 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14 PR rtl-optimization/31691
15 * combine.c (simplify_set): Build a new src pattern instead of
16 substituting its operands in the COMPARE case.
18 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
21 (execute_vrp): Preserve loops through jump threading.
22 * tree-ssa-threadupdate.c (thread_single_edge,
23 dbds_continue_enumeration_p, determine_bb_domination_status,
24 thread_through_loop_header): New functions.
25 (create_edge_and_update_destination_phis,
26 create_edge_and_update_destination_phis): Set loops for the new blocks.
27 (prune_undesirable_thread_requests): Removed.
28 (redirect_edges): Do not pretend that redirect_edge_and_branch can
30 (thread_block): Do not call prune_undesirable_thread_requests.
32 (mark_threaded_blocks): Select edges to thread here.
33 (thread_through_all_blocks): Take may_peel_loop_headers argument.
34 Thread edges through loop headers independently.
35 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
36 * tree-pass.h (TODO_mark_first_instance): New.
37 (first_pass_instance): Declare.
38 * cfghooks.c (duplicate_block): Put the block to the original loop
39 if copy is not specified.
40 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
41 jump threading. Pass may_peel_loop_headers to
42 thread_through_all_blocks according to first_pass_instance.
43 * cfgloop.h (create_preheader): Declare.
44 * tree-flow.h (thread_through_all_blocks): Declaration changed.
45 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
46 * passes.c (first_pass_instance): New variable.
47 (next_pass_1): Set TODO_mark_first_instance.
48 (execute_todo): Set first_pass_instance.
50 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
52 PR tree-optimization/24659
53 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
54 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
55 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
56 OTI_vec_pack_ufix_trunc.
57 (vec_unpacks_float_hi_optab): Define new macro.
58 (vec_unpacks_float_lo_optab): Ditto.
59 (vec_unpacku_float_hi_optab): Ditto.
60 (vec_unpacku_float_lo_optab): Ditto.
61 (vec_pack_sfix_trunc_optab): Ditto.
62 (vec_pack_ufix_trunc_optab): Ditto.
63 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
64 and vec_pack_[s|u]fix_trunc_optab using
65 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
66 * tree-vectorizer.c (supportable_widening_operation): Handle
67 FLOAT_EXPR and CONVERT_EXPR. Update comment.
68 (supportable_narrowing_operation): New function.
69 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
70 * tree-vect-transform.c (vectorizable_conversion): Handle
71 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
72 (vect_gen_widened_results_half): Move before vectorizable_conversion.
73 (vectorizable_type_demotion): Call supportable_narrowing_operation()
74 to check for target support.
75 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
76 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
77 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
78 for VEC_PACK_FIX_TRUNC_EXPR.
79 (expand_binop): Special case mode of the result for
80 vec_pack_[u|s]fix_trunc_optab.
81 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
82 vec_pack_[u|s]fix_trunc_optab.
84 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
85 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
86 * tree-pretty-print.c (dump_generic_node): Handle
87 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
88 VEC_PACK_FIX_TRUNC_EXPR.
90 * expr.c (expand_expr_real_1): Ditto.
91 * tree-inline.c (estimate_num_insns_1): Ditto.
92 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
94 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
95 (vec_unpacks_float_lo_v8hi): Ditto.
96 (vec_unpacku_float_hi_v8hi): Ditto.
97 (vec_unpacku_float_lo_v8hi): Ditto.
98 (vec_unpacks_float_hi_v4si): Ditto.
99 (vec_unpacks_float_lo_v4si): Ditto.
100 (vec_pack_sfix_trunc_v2df): Ditto.
102 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
104 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
105 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
106 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
107 [vec_pack_ufix_trunc]: Ditto.
108 [vec_unpacks_float_hi]: Ditto.
109 [vec_unpacks_float_lo]: Ditto.
110 [vec_unpacku_float_hi]: Ditto.
111 [vec_unpacku_float_lo]: Ditto.
113 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
115 * soft-fp/README: Update for new files.
116 * soft-fp/floattisf.c: New file.
117 * soft-fp/floattidf.c: New file.
118 * soft-fp/floattitf.c: New file.
119 * soft-fp/floatuntisf.c: New file.
120 * soft-fp/floatuntidf.c: New file.
121 * soft-fp/floatuntitf.c: New file.
122 * soft-fp/fixsfti.c: New file.
123 * soft-fp/fixdfti.c: New file.
124 * soft-fp/fixtfti.c: New file.
125 * soft-fp/fixunssfti.c: New file.
126 * soft-fp/fixunsdfti.c: New file.
127 * soft-fp/fixunstfti.c: New file.
128 * soft-fp/extendxftf.c: New file.
129 * soft-fp/trunctfxf.c: New file.
131 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
132 (__trunctfxf2): Ditto.
134 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
135 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
136 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
137 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
138 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
139 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
141 * config/i386/t-fprules-softfp64: New file.
142 * config/i386/sfp-machine.h: New file.
143 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
144 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
145 and soft-fp/t-softfp to tmake_file.
146 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
147 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
149 * config/i386/t-linux64 (softfp_wrap_start): New.
150 (softfp_wrap_end): New.
151 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
152 supported for TARGET_64BIT.
154 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
156 * c-common.c (c_common_signed_or_unsigned_type): Emulate
157 c_common_unsigned_type behavior.
159 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
161 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
164 2007-05-16 Eric Christopher <echristo@apple.com>
166 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
167 saving after stack push. Set sp_offset whenever we push.
168 (rs6000_emit_epilogue): Move altivec register restore before
171 2007-05-16 Richard Sandiford <richard@codesourcery.com>
173 * configure.ac: Allow sysroots to be relocated under $prefix as
174 well as $exec_prefix.
175 * configure: Regenerate.
177 2007-05-16 Richard Sandiford <richard@codesourcery.com>
181 2007-05-12 Richard Sandiford <richard@codesourcery.com>
183 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
184 (gcc_tooldir): Likewise.
185 * configure: Regenerate.
186 * Makefile.in (libsubdir_to_prefix): New variable, based on the
187 old configure.ac gcc_tooldir setting.
188 (prefix_to_exec_prefix): New variable.
189 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
190 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
192 2007-05-14 Janis Johnson <janis187@us.ibm.com>
194 * c-typeck.c (build_binary_op): Return early for error.
196 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
198 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
199 struct nb_iter_bound.
200 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
201 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
202 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
203 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
204 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
205 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
206 (del_scev_info): Use ggc_free.
207 (scev_initialize): Allocate scalar_evolution_info in gc memory.
208 * loop-init.c: Include ggc.h.
209 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
210 (loop_optimizer_finalize): Use ggc_free.
211 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
212 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
213 pass_iv_optimize): Add TODO_ggc_collect.
214 * function.h (struct function): Remove skip marker from x_current_loops.
215 * cfgloop.c: Include ggc.h.
216 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
218 (establish_preds): Vector superloops is gc allocated.
219 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
221 (flow_loops_find): Vector larray is gc allocated.
222 (loop_exit_free): Use ggc_free.
223 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
224 that head of exits list is now not a part of struct loop.
225 (record_loop_exits): Allocate exits table in gc memory.
226 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
227 head of exits list is now not a part of struct loop.
228 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
229 struct loop_exit): Add GTY marker.
230 (struct loop): Add GTY marker. Make superloops vector gc allocated.
231 Add skip marker to aux field. Make head of exits list a separate
233 (struct loops): Add GTY marker. Make larray vector gc allocated.
234 Add param marker to exits table.
235 (get_loops): Type changed.
236 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
238 (cfgloop.o, loop-init.o): Add ggc.h dependency.
239 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
240 * basic-block.h (struct basic_block_def): Remove skip marker from
243 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
245 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
246 of 0 in the call to expand_expr().
247 (expand_builtin_mathfn_3): Ditto.
248 (expand_builtin_interclass_mathfn): Ditto.
249 (expand_builtin_cexpi): Ditto.
250 (expand_builtin_int_roundingfn): Ditto.
251 (expand_builtin_int_roundingfn_2): Ditto.
252 (expand_builtin_pow): Ditto.
253 (expand_builtin_powi): Ditto.
254 (expand_builtin_bswap): Ditto.
255 (expand_builtin_unop): Ditto.
256 (expand_builtin_fabs): Ditto.
257 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
258 the call to expand_expr().
259 (expand_builtin_sync_operation): Ditto.
260 (expand_builtin_compare_and_swap): Ditto.
261 (expand_builtin_lock_test_and_set): Ditto.
262 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
263 instead of 0 in the call to expand_expr().
264 (expand_builtin_extract_return_addr): Ditto.
265 (expand_builtin_eh_return): Ditto.
266 (expand_eh_return): Ditto.
267 * explow.c (expr_size): Ditto.
268 * expr.c (optimize_bitfield_assignment_op): Ditto.
269 (expand_assignement): Ditto.
271 (store_field): Ditto.
272 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
273 the call to expand_expr().
274 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
275 in the call to expand_expr().
276 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
277 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
278 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
280 * optabs.c (expand_vec_shift_expr): Ditto.
281 (expand_vec_cond_expr): Ditto.
282 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
283 call to expand_expr().
284 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
285 in the call to expand_expr().
287 2007-05-14 Dave Korn <dave.korn@artimi.com>
289 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
291 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
293 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
294 instead of c_common_unsigned_type.
295 (c_common_unsigned_type): Remove.
296 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
297 c_common_unsigned_type.
298 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
299 c_common_unsigned_type.
300 * c-common.h (c_common_unsigned_type): Remove.
301 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
302 c_common_unsigned_type.
303 * c-format.c (check_format_types): Use unsigned_type_for instead of
304 c_common_unsigned_type.
305 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
306 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
307 c_common_unsigned_type.
308 * convert.c (convert_to_integer): Use unsigned_type_for instead of
309 lang_hooks.types.unsigned_type.
310 * expmed.c (make_tree): Use unsigned_type_for instead of
311 lang_hooks.types.unsigned_type.
312 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
313 lang_hooks.types.unsigned_type.
314 (build_range_check): Likewise.
315 (fold_unary): Likewise.
316 (fold_binary): Likewise.
317 (fold_ternary): Likewise.
318 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
319 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
320 * tree.c (get_unsigned_type): New.
321 (unsigned_type_for): Use get_unsigned_type instead of
322 lang_hooks.types.unsigned_type.
324 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
326 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
327 to m68k_get_function_kind. Update its prototype.
328 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
330 (m68k_interrupt_function_p): Return enum m68k_function_type
331 instead of bool. Rename to m68k_get_function_kind.
332 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
334 (m68k_compute_frame_layout): Don't mark any register for save
335 if an interrupt_thread attribute is specified.
336 (m68k_hard_regno_rename_ok): Update a use of
337 m68k_interrupt_function_p.
338 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
339 m68k_interrupt_function_p.
340 (m68k_function_type): New.
341 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
342 for a function with an interrupt_thread attribute.
343 * doc/extend.texi: Document the interrupt_thread attribute.
345 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
347 Fix PR tree-optimization/31911
348 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
349 if they didn't change the expression.
351 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
353 * tree-scalar-evolution.c (resolve_mixers): Exported.
354 * tree-scalar-evolution.h (resolve_mixers): Declare.
355 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
356 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
357 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
358 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
359 init_array_ref, init_pointer_ref, analyze_indirect_ref,
360 strip_conversion, analyze_offset_expr, address_analysis,
361 object_analysis, analyze_offset): Removed.
362 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
363 split_constant_offset, canonicalize_base_object_address,
364 object_address_invariant_in_loop_p, disjoint_objects_p,
365 dr_may_alias_p, dr_address_invariant_p): New functions.
366 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
367 and dr_analyze_alias.
368 (initialize_data_dependence_relation): Use dr_may_alias_p
369 and object_address_invariant_in_loop_p.
370 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
372 (find_data_references_in_stmt): Restrict the analysis of data references
373 to the given loop nest.
374 (find_data_references_in_loop): Made static. Pass loop nest to
375 find_data_references_in_stmt.
376 (compute_data_dependences_for_loop): Use DR_VOPS.
377 (free_data_ref): Free DR_VOPS.
378 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
379 (struct innermost_loop_behavior): ... new.
380 (struct base_object_info): Replaced by ...
381 (struct indices): ... new.
382 (struct dr_alias): New.
383 (enum data_ref_type): Removed.
384 (struct data_reference): Consist of struct innermost_loop_behavior,
385 struct indices and struct dr_alias.
386 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
387 (DR_MEMTAG): Renamed to ...
388 (DR_SYMBOL_TAG): ... this.
389 (find_data_references_in_loop): Declaration removed.
390 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
391 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
392 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
393 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
395 2007-05-13 Revital Eres <eres@il.ibm.com>
397 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
398 which walks virtual def-use chains to find redundant stores.
399 (dse_optimize_stmt): Call it.
401 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
403 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
404 * passes.c (init_optimization_passes): Move pass_jump_bypass
407 * basic-block.h (bb_has_eh_pred): Fix style issue.
409 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
411 PR rtl-optimization/31848
412 * loop-invariant.c (move_invariant_reg): If we move an insn
413 with a REG_EQUAL note, and that insn is not always executed,
414 remove the REG_EQUAL note.
416 2007-05-12 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/31797
419 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
420 propagate into a stmt that has volatile ops.
422 2007-05-12 Richard Sandiford <richard@codesourcery.com>
424 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
425 (gcc_tooldir): Likewise.
426 * configure: Regenerate.
427 * Makefile.in (libsubdir_to_prefix): New variable, based on the
428 old configure.ac gcc_tooldir setting.
429 (prefix_to_exec_prefix): New variable.
430 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
431 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
433 2007-05-11 Silvius Rus <rus@google.com>
435 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
436 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
437 * c-common.h (strict_aliasing_warning): Change return type.
438 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
439 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
440 (build_c_cast): Condition call to strict_aliasing_warning.
441 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
442 * flags.h (set_Wstrict_aliasing): Declare.
443 * opts.c (set_Wstrict_alising): Define, add call to.
444 * tree-flow.h (strict_aliasing_warning_backend): Declare.
445 * tree-ssa-alias-warnings.c: New file.
446 * tree-ssa-alias.c (compute_may_aliases): Add call to
447 strict_aliasing_warning_backend.
449 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
451 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
452 Use loop_depth and loop_outer accessor functions.
453 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
454 determine_invariantness_stmt, move_computations_stmt): Ditto.
455 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
456 add_loop, loopify, unloop, fix_loop_structure): Ditto.
457 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
458 * tree-scalar-evolution.c (interpret_loop_phi,
459 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
460 instantiate_parameters_1, scev_const_prop): Ditto.
461 * cfghooks.c (make_forwarder_block): Ditto.
462 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
463 * modulo-sched.c (loop_canon_p): Ditto.
464 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
465 slpeel_can_duplicate_loop_p): Ditto.
466 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
467 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
468 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
469 cancel_loop, verify_loop_structure): Ditto.
470 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
471 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
472 superloops vector instead of "pred" array.
473 (establish_preds): Take father loop as an argument. Initialize the
475 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
476 initialize loop->outer.
477 (flow_loop_tree_node_remove): Truncate the superloops vector.
478 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
479 "pred" merged to "superloops" vector.
480 (loop_depth, loop_outer): New.
481 (fel_init): Use loop_outer.
483 2007-05-11 Jan Hubicka <jh@suse.cz>
485 * cgraphunit.c: Include gt-cgraphunit.h
486 (static_ctors, static_dtors): New static vars.
487 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
488 based on implementation in c-common.c
489 (cgraph_finalize_function): Call record_cdtor_fn.
490 (cgraph_optimize): Call cgraph_build_cdtor_fns.
491 * decl.c (finish_function): Do not call c_record_cdtor_fn.
492 (c_write_global_declarations): Do not call c_build_cdtor_fns.
493 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
494 build_cdtor, c_build_cdtor_fns): Remove.
495 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
496 c_build_cdtor_fns): Remove prototype.
498 2007-05-11 Paolo Carlini <pcarlini@suse.de>
501 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
502 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
503 * builtins.c (fold_builtin_memchr): New.
504 (expand_builtin_memchr): Call the latter.
505 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
506 * doc/extend.texi ([Other built-in functions provided by GCC]):
509 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
511 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
512 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
513 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
514 PFPO_OP1_TYPE_SHIFT): Constants added.
515 (DFP_ALL): Mode macro defined.
516 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
517 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
518 Insn definitions added.
519 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
520 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
523 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
525 PR tree-optimization/31885
526 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
528 (automatically_generated_chrec_p): Return false for NULL.
530 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
532 * config/bfin/bfin.h (MOVE_RATIO): Define.
534 2007-05-10 Richard Sandiford <richard@codesourcery.com>
536 * config.gcc (sparc-wrs-vxworks): New target.
537 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
538 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
539 * config/sparc/sparc.h: Include vxworks-dummy.h.
540 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
541 include LABEL_REFs too.
542 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
543 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
545 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
547 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
548 (sparc_emit_call_insn): New function.
549 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
550 functions when generating VxWorks PIC.
551 * config/sparc/sparc.md (vxworks_load_got): New pattern.
552 (call, call_value): Use sparc_emit_call_insn instead of
555 2007-05-09 Bob Wilson <bob.wilson@acm.org>
557 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
559 2007-05-09 Bob Wilson <bob.wilson@acm.org>
561 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
562 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
563 instead of operand_subword.
565 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
567 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
568 * config/bfin/bfin.c (bfin_local_alignment): New function.
569 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
571 2007-05-08 Chao-ying Fu <fu@mips.com>
573 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
574 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
575 (smsub_widen_optab, umsub_widen_optab): Define.
576 * optabs.c (init_optabs): Initialize smsub_widen_optab and
578 * genopinit.c (optabs): Fill in smsub_widen_optab and
580 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
581 and umsub_widen_optab to implement multiply-subtract sequences.
582 * config/mips/mips.md (*msac<u>_di): Rename to...
583 (<u>msubsidi4): ...this. Extend condition to include
584 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
585 of operand 0 to "ka" and use the three-operand form of msub<u>
587 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
590 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
592 PR rtl-optimization/28011
593 * reload.c (push_reload): Set dont_share if IN appears in OUT
594 also when IN is a PLUS rtx.
595 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
598 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
600 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
601 call unshare_all_decls.
602 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
603 (unshare_all_decls): Remove.
605 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
608 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
611 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
612 Nigel Stephens <nigel@mips.com>
614 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
615 Update comments and all uses.
616 (MIN_FPRS_PER_FMT): Define.
617 * config/mips/mips.c (function_arg): Fix to correctly handle
618 the -mips32r2 -mfp64 -mabi=32 case.
619 (override_options): Enable use of odd-numbered registers for
620 SFmode values on MIPS32.
621 (mips_save_reg_p): Save whole floating-point register pair if
623 (compute_frame_size): Fix comment.
625 2007-05-08 Jie Zhang <jie.zhang@analog.com>
627 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
628 argument of type bool.
629 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
630 argument. Safely select temporary P register according to it.
631 (do_link): Change call site of add_to_reg accordingly.
632 (do_unlink): Add epilogue_p as a fourth argument and pass it
634 (expand_interrupt_handler_epilogue): Change call of do_unlink
636 (bfin_expand_prologue): Add a third argument sibcall_p.
637 * config/bfin/bfin.md (epilogue): Change call of
638 bfin_expand_epilogue accordingly.
639 (sibcall_epilogue): Likewise.
640 (eh_return_internal): Likewise.
642 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
643 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
644 * config/bfin/bfin.c (bfin_handle_option): Handle
645 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
646 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
647 Support bf534, bf536 and bf561.
648 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
650 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
653 * config/i386/i386.c (ix86_function_regparm): Process local
654 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
656 2007-05-07 Mike Stump <mrs@apple.com>
658 * doc/invoke.texi (Warning Options): Document that -Wempty-body
659 also checks for and while statements in C++.
661 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
663 * gcc.c (at_file_supplied): New variable.
664 (main): Set it if we expanded argv.
665 (do_spec_1): Pass an @-file to the linker if we were called with
666 an @-file argument and HAVE_GNU_LD.
667 * collect2.c (at_file_supplied): New variable.
668 (response_file): New variable.
669 (collect_exit): Unlink response_file if necessary.
672 (main): Set at_file_supplied if we expanded argv.
673 (collect_execute): Pass an @-file to subprocesses if we were called
674 with an @-file argument.
675 * configure.ac: Add define for HAVE_GNU_LD.
676 * configure: Regenerate.
677 * config.in: Regenerate.
679 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
681 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
687 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
689 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
690 (TARGET_ENCODE_SECTION_INFO): Re-define.
691 (m32c_encode_section_info): New
692 (function_vector_handler): New
693 (current_function_special_page_vector): New
694 (m32c_special_page_vector_p): New.
695 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
697 * config/m32c/jump.md: Added instruction JSRS for functions
698 with attribute "function_vector".
699 * doc/extend.texi (function_vector): Added description
700 for M16C, M32C targets.
702 2007-05-07 DJ Delorie <dj@redhat.com>
705 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
706 ashrpsi3, lshrpsi3): Update shift count constraint.
708 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
709 Nathan Froyd <froydnj@codesourcery.com>
712 * c-incpath.c (add_path): Strip trailing path separators.
714 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
716 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
717 Free dominance info before purging EH edges.
718 (eliminate_degenerate_phis): Likewise.
719 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
721 2007-05-07 Jan Hubicka <jh@suse.cz>
723 * gimplify.c (gimplify_expr): Do not crash when folding
726 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
729 * c-opts.c (lang_fortran): Make it non static.
730 * c-common.h (lang_fortran): New prototype.
731 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
732 -lang-fortran option was passed by the driver.
734 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
736 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
737 of ASSERT_CHECKING. Tweak message.
739 2007-05-06 Revital Eres <eres@il.ibm.com>
742 * loop-unroll.c (insert_var_expansion_initialization):
743 Initialize the expansions with -zero instead of +zero.
745 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
747 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
748 into pic and non-pic versions. Mark r19 as used for
749 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
750 for tgd_load, tld_load and tie_load .
751 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
752 version of tgd_load, tld_load and tie_load depending on the
755 2007-05-04 Ulrich Drepper <drepper@redhat.com>
756 Jakub Jelinek <jakub@redhat.com>
758 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
759 (__do_global_dtors_aux): Use more paranoid loop to run
760 destructors if HIDDEN_DTOR_LIST_END.
761 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
763 2007-05-04 Jakub Jelinek <jakub@redhat.com>
765 * varasm.c (align_variable): Don't increase alignment for
766 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
767 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
769 2007-05-04 Josh Conner <jconner@apple.com>
771 * basic-block.h (cdi_direction): Assign values to all enumeration
773 (dom_computed): Remove.
774 (dom_info_state): New.
775 (set_dom_info_availability): New.
776 * tree-ssa-loop-im.c (determine_invariantness): Initialize
777 walk_data.dom_direction.
778 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
779 instead of dom_computed[].
780 (split_edge): Likewise.
781 (create_basic_block): Likewise.
782 (merge_blocks): Likewise.
783 * ifcvt.c (find_if_header): Likewise.
784 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
785 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
786 * tree-ssa.c (verify_ssa): Likewise.
787 * tree-cfg.c (tree_verify_flow_info): Likewise.
788 (remove_edge_and_dominated_blocks): Likewise.
789 * dominance.c (dom_computed): Make static.
790 (calc_dfs_tree_nonrec): Change third param to a bool.
791 (calc_dfs_tree): Change second param to a bool.
792 (calc_idioms): Change second param to a bool. Use
793 dom_convert_dir_to_idx.
794 (init_dom_info): Validate dir before using.
795 (dom_convert_dir_to_idx): New.
796 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
797 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
798 (free_dominance_info): Use dom_convert_dir_to_idx.
799 (get_immediate_dominator): Likewise.
800 (set_immediate_dominator): Likewise.
801 (get_dominated_by): Likewise.
802 (redirect_immediate_dominators): Likewise.
803 (nearest_common_denominator): Likewise.
804 (dominated_by_p): Likewise.
805 (bb_dom_dfs_in): Likewise.
806 (bb_dom_dfs_out): Likewise.
807 (recount_dominator): Likewise.
808 (iterate_fix_dominators): Likewise.
809 (add_to_dominance_info): Likewise.
810 (delete_from_dominance_info): Likewise.
811 (first_dom_son): Likewise.
812 (next_dom_son): Likewise.
813 (dom_info_available_p): Likewise.
814 (dom_info_state): New.
815 (set_dom_info_availability): New.
817 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
819 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
821 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
823 2007-05-04 Bob Wilson <bob.wilson@acm.org>
825 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
826 (subdi3, subdi_carry): Delete.
828 2007-05-04 Jan Hubicka <jh@suse.cz>
829 Richard Guenther <rguenther@suse.de>
831 * opts.c (decode_options): Do not fiddle with inlining
832 parameters in case of optimizing for size.
833 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
835 (cgraph_decide_inlining_of_small_function): When optimizing for
836 size never inline functions increasing caller size.
837 (cgraph_early_inlining): Inline for size when optimizing for size.
839 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
841 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
842 logical operations piecewise.
843 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
844 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
845 subdi_sesidi_di): Delete.
846 (add_with_carry): Produce carry in CC instead of a DREG to shorten
847 the generated sequence. Allow three-reg add in constraints. Rewrite
848 the rtl expression for carry to avoid zero_extend of a constant.
849 (sub_with_carry): New pattern.
850 (adddi3, subdi3): Change into define_expand. For subtract, generate a
851 different sequence not involving jumps.
852 (notbi): Now a named pattern.
854 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
856 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
857 Add the note about a significant loss of accuracy of some
858 mathematical routines when these options are used.
860 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
862 * haifa-sched.c (rtx_vec_t): New typedef.
863 (contributes_to_priority_p): Extract piece of priority () into new
865 (priority): Use the function. Add assertion.
866 (rank_for_schedule, set_priorities): Add assertion to check that
867 insn's priority is initialized.
868 (clear_priorities, calc_priorities): Change signature. Make it update
869 all relevant insns. Update all callers ('add_to_speculative_block ()'
870 and 'create_block_check_twin ()').
871 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
872 Add new field 'priority_status'.
873 (INSN_PRIORITY_STATUS): New macro.
874 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
876 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
878 * sched-ebb.c (debug_ebb_dependencies): New static function.
879 (init_ready_list): Use it.
881 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
882 with changed signature and 'debug_rgn_dependencies ()'.
883 (debug_rgn_dependencies): New static function.
884 (init_ready_list): Use it.
886 * sched-int.h (debug_dependencies): Declare.
888 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
890 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
892 2007-05-04 Dirk Mueller <dmueller@suse.de>
894 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
896 2007-05-03 Jan Hubicka <jh@suse.cz>
898 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
899 for pointer type in more cases than before.
901 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
903 * tree-object-size.c (plus_expr_object_size): When operand size is
904 unknown, return unknown.
906 2007-05-03 Dirk Mueller <dmueller@suse.de>
908 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
910 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
913 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
915 2007-05-03 Janis Johnson <janis187@us.ibm.com>
917 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
919 2007-05-03 Joseph Myers <joseph@codesourcery.com>
921 * config/soft-fp/double.h, config/soft-fp/extended.h,
922 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
923 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
924 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
925 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
928 2007-05-03 Ian Lance Taylor <iant@google.com>
930 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
931 MASK_PPC_GFXOPT for 8540 or 8548.
933 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
935 * tree-vect-transform.c (vect_update_inits_of_drs): Use
936 vect_print_dump_info() to output debug information.
938 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
942 operands of size 2 when operand is not MEM_P.
944 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
946 PR tree-optimization/30565
947 * lambda-code.c (perfect_nestify): Fix updating of dominators.
949 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
951 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
952 (umulsi3_highpart): Use them.
953 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
954 for final accumulator to D regisster tranfser.
956 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
958 PR tree-optimization/31699
959 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
961 (vect_enhance_data_refs_alignment): Compute peel amount using
962 TYPE_VECTOR_SUBPARTS instead of vf.
963 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
965 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
968 * system.h: Remove inclusion of double-int.h
969 * tree.h: Include double-int.h
970 * gengtype.c: Likewise
971 * cfgloop.h: Likewise
972 * Makefile.in: Adjust dependencies on double-int.h
974 2007-05-02 Eric Christopher <echristo@apple.com>
976 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
977 -shared to -Zdynamiclib.
979 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
982 * c-common.c (strip_pointer_or_array_types): New function.
983 * c-common.h (strip_pointer_or_array_types): New function declaration.
985 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
987 PR tree-optimization/31771
988 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
990 2007-05-02 Paul Brook <paul@codesourcery.com>
992 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
994 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
997 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1000 2007-05-02 Nick Clifton <nickc@redhat.com>
1002 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1004 2007-05-02 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/31146
1007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1008 argument, single_use_p. If we have a single use that is
1009 a conversion to the definition rhs type, propagate that rhs.
1010 (forward_propagate_addr_expr): Pass single_use_p argument
1011 to forward_propagate_addr_expr_1.
1013 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1015 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1018 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1020 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1021 'AMD Family 10 core'.
1023 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1025 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1026 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1027 with SSE3 instruction set support.
1028 * doc/invoke.texi: Likewise.
1030 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1032 * config/i386/i386.c (override_options): Tuning 32-byte loop
1033 alignment for amdfam10 architecture. Increasing the max loop
1034 alignment to 24 bytes.
1036 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1038 * config/m68k/constraints.md: New.
1039 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1040 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1041 EXTRA_CONSTRAINT): Remove.
1042 * config/m68k/m68k.md: Include constraints.md.
1043 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1045 2007-05-01 Ian Lance Taylor <iant@google.com>
1047 PR tree-optimization/31739
1048 * tree-vrp.c (vrp_val_is_max): New static function.
1049 (vrp_val_is_min): New static function.
1050 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1052 (set_value_range): Use vrp_val_is_{max,min}.
1053 (extract_range_from_assert): Likewise.
1054 (extract_range_from_binary_expr): Likewise.
1055 (extract_range_from_unary_expr): Likewise.
1056 (dump_value_range, vrp_meet): Likewise.
1057 (vrp_visit_phi_node): Likewise.
1058 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1060 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1062 * config/i386/gmon-sol2.c (size_t): New type.
1063 (intptr_t): Likewise.
1064 (s_textsize): Declare as size_t.
1066 (monstartup): Use size_t for sizes.
1067 (_mcount): Save and restore registers.
1068 (internal_mcount): Pass 0 as the first argument to monstartup
1070 (moncontrol): Convert pointer to appropriately sized integer
1071 before passing to profil.
1073 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1075 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1076 __NO_FPRS__, not just if _SOFT_DOUBLE.
1077 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1078 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1079 also for E500 double.
1080 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1081 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1084 2007-05-01 Richard Guenther <rguenther@suse.de>
1086 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1089 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1091 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1093 2007-05-01 Jan Hubicka <jh@suse.cz>
1095 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1098 2007-05-01 Jan Hubicka <jh@suse.cz>
1100 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1101 (maybe_fold_offset_to_reference): Declare.
1102 * fold-const.c (fold_unary): Do not fold
1103 (type *)&A into &A->field_of_type_and_offset_0
1104 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1105 size is unknown, give up.
1106 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1108 (maybe_fold_offset_to_reference): New.
1109 (maybe_fold_stmt_indirect): Use it.
1110 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1111 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1113 (gimplify_expr): Likewise for plus_expr.
1115 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1117 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1118 bsi_after_labels. Always insert statements before bsi.
1119 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1120 * predict.c (apply_return_prediction): Check for empty blocks.
1121 * cfgexpand.c (lab_rtx_for_bb): New variable.
1122 (label_rtx_for_bb): Do not create new tree labels.
1123 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1124 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1125 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1127 (label_for_bb): Add field used.
1128 (update_eh_label, main_block_label): Mark the label used.
1129 (cleanup_dead_labels): Remove unused labels.
1131 2007-05-01 Richard Guenther <rguenther@suse.de>
1133 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1134 if it is not about to be set.
1135 (get_value_range): Do not pre-allocate equiv bitmap.
1136 (update_value_range): No need to clear equiv field.
1137 (add_equivalence): Change prototype to get bitmap pointer.
1138 Allocate bitmap here if it is not already.
1139 (extract_range_from_assert): Do not allocate bitmap here.
1140 Update callers to add_equivalence.
1141 (extract_range_from_ssa_name): Likewise.
1142 (get_vr_for_comparison): New static helper.
1143 (compare_name_with_value): Handle NULL equiv bitmap by
1144 peeling the first iteration of the comparison loop.
1145 Use get_vr_for_comparison.
1146 (compare_names): Handle NULL equiv bitmaps by using fake
1147 ones. Use get_vr_for_comparison.
1149 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1151 * double-int.c (mpz_set_double_int): Moved from
1152 tree-ssa-loop-niter.c.
1153 (mpz_get_double_int): Likewise; also, add option to wrap
1154 out-of-range integers.
1155 * double-int.h: New prototypes for above.
1156 * tree.c (get_static_type_bounds): Moved from
1157 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1158 TYPE_MAX_VALUE if they exist..
1159 * tree.h: New prototype for above.
1160 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1161 get_type_bounds calls.
1162 (mpz_set_double_int): Move to double-int.c.
1163 (get_type_bounds): Move to tree.c, rename to
1164 get_static_type_bounds.
1165 (mpz_to_double_int): Move to double-int.c, rename to
1168 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1170 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1171 DIV0 exception can fall through to a normal return.
1173 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1177 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1178 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1179 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1180 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1181 initialize align to silence bogus warning.
1182 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1183 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1185 (struct sra_walk_fns): Remove use_all parameter from use.
1186 (sra_hash_tree): Handle BIT_FIELD_REFs.
1187 (sra_elt_hash): Don't hash bitfld blocks.
1188 (sra_elt_eq): Skip them in parent compares as well. Handle
1190 (sra_walk_expr): Don't maintain or pass down use_all_p.
1191 (scan_use): Remove use_all parameter.
1192 (scalarize_use): Likewise. Re-expand assignment to
1193 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1194 output, and re-scalarize after output. Don't mark anything
1196 (scalarize_ldst): Adjust.
1197 (scalarize_walk_gimple_modify_statement): Likewise.
1198 (build_element_name_1): Handle BIT_FIELD_REFs.
1199 (instantiate_element): Don't warn for any element whose parent
1201 (instantiate_missing_elements_1): Return the sra_elt.
1202 (canon_type_for_field): New.
1203 (try_instantiate_multiple_fields): New.
1204 (instantiate_missing_elemnts): Use them.
1205 (mark_no_warning): Removed.
1206 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1207 (REPLDUP, sra_build_elt_assignment): New.
1208 (generate_copy_inout): Use them.
1209 (generate_element_copy): Likewise. Handle bitfld differences.
1210 (generate_element_zero): Don't recurse for blocks. Use
1211 sra_build_elt_assignment.
1212 (generate_one_element_int): Take elt instead of var. Use
1213 sra_build_elt_assignment.
1214 (generate_element_init_1): Adjust.
1215 (scalarize_use, scalarize_copy): Use REPLDUP.
1216 (scalarize_ldst): Move assert before dereference.
1217 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1219 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1222 * tree.c (reconstruct_complex_type): Reconstruct a reference
1224 Also use the same mode for the pointer as the old pointer type.
1226 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1228 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1231 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1233 PR rtl-optimization/31676
1234 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1235 (df_refs_record): Call it.
1237 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1239 * rtl.def (SS_ABS): New code.
1240 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1241 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1242 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1243 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1244 (bfin_init_builtins): Define them.
1245 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1246 (bfin_expand_builtin): ... and handle the others here.
1247 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1248 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1249 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1250 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1251 operand is only HImode.
1253 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1255 * regclass.c (scan_one_insn): Remove splitting of
1258 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1259 Nigel Stephens <nigel@mips.com>
1261 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1263 2007-04-28 Jan Hubicka <jh@suse.cz>
1265 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1266 insn_locators_alloc instead of insn_locators_initialize;
1267 call reset_block_changes.
1268 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1269 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1270 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1271 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1272 * config/score/score.c (th_output_mi_thunk): Likewise.
1273 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1274 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1275 tolerate uninitialized locator info.
1278 * function.c (init_function_start): Don't init line number info.
1279 (expand_function_end): Update.
1280 (reset_block_changes, record_block_change, finalize_block_changes,
1281 check_block_change, free_block_changes): Kill.
1282 * function.h (reset_block_changes, record_block_change,
1283 finalize_block_changes, check_block_change, free_block_changes): Remove
1285 (struct function): Remove ib_boundaries_block.
1286 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1287 Use curr_insn_locator to initialize locator.
1288 (emit_line_note): Remove.
1289 * cfgexpand.c (expand_gimple_cond_expr): Update.
1290 (construct_exit_block): Likewise.
1291 (tree_expand_cfg): Initialize/finalize locators.
1292 * expr.c (expand_expr_real): Update.
1293 * cfglayout.c (line_locators_locs, line_locators_lines,
1294 file_locators_locs, file_locators_files): Remove.
1295 (set_block_levels): Move to cfgexpand.c.
1296 (insn_locators_initialize): Remove.
1297 (pass_insn_locators_initialize): Remove.
1298 (locations_locators_locs, locations_locators_vals): New static vars.
1299 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1301 (insn_locators_alloc, insn_locators_finalize,
1302 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1304 (locator_location): New.
1305 (locator_line, locator_file): Rewrite.
1306 * rtl.h (emit_line_note): Kill.
1307 (insn_locators_alloc, insn_locators_finalize,
1308 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1310 * tree-inline.c (initialize_cfun): Do not initialize
1311 ib_boundaries_block.
1312 * passes.c (pass_insn_locators_initialize): Remove.
1314 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1316 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1317 info. Update last_basic_block correctly.
1319 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1322 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1323 register itself to hold the offset constant. Tell flow the use
1324 of r4 and r5 when they are used.
1326 2007-04-27 Richard Guenther <rguenther@suse.de>
1328 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1329 if we simplified anything.
1330 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1331 warnings until we did a simplification and the stmt was not
1332 marked as TREE_NO_WARNING.
1334 2007-04-27 Mike Stump <mrs@apple.com>
1336 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1338 2007-04-27 Ian Lance Taylor <iant@google.com>
1341 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1342 TYPE_MAX_VALUE exist, convert them to the new type.
1344 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1346 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1347 if it claims to be available.
1348 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1350 (perform_tree_ssa_dce): Always free postdominators.
1352 2007-04-27 Richard Henderson <rth@redhat.com>
1354 * config/alpha/predicates.md (aligned_memory_operand): Mark
1355 as define_special_predicate.
1356 (unaligned_memory_operand, normal_memory_operand): Likewise.
1357 (reg_or_unaligned_mem_operand): Remove.
1358 (any_memory_operand): Match the documentation and check for
1359 non-renumbered pseudos during reload.
1360 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1361 alpha_secondary_reload_class, update to new interface, make static.
1362 Handle CQImode like HImode. Remove FP subreg check.
1363 (alpha_expand_mov): Use replace_equiv_address.
1364 (alpha_expand_mov_nobwx): Use any_memory_operand.
1365 (TARGET_SECONDARY_RELOAD): New.
1366 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1367 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1368 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1369 * config/alpha/alpha.md: ... here.
1370 (RELOAD12, reloadmode): New.
1372 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1373 Don't handle the aligned case here.
1374 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1375 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1376 reload_inhi_help. Don't expect a scratch register.
1377 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1379 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1381 2007-04-27 Richard Guenther <rguenther@suse.de>
1383 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1385 2007-04-27 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/30965
1388 PR tree-optimization/30978
1389 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1390 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1391 (find_equivalent_equality_comparison): Likewise.
1392 (simplify_cond): Likewise.
1393 (get_prop_source_stmt): New helper.
1394 (get_prop_dest_stmt): Likewise.
1395 (can_propagate_from): Likewise.
1396 (remove_prop_source_from_use): Likewise.
1397 (combine_cond_expr_cond): Likewise.
1398 (forward_propagate_comparison): New function.
1399 (forward_propagate_into_cond): Rewrite to use fold for
1401 (tree_ssa_forward_propagate_single_use_vars): Call
1402 forward_propagate_comparison to propagate comparisons.
1404 2007-04-27 Richard Guenther <rguenther@suse.de>
1406 PR tree-optimization/31715
1407 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1408 sure to do computation on the offset in an appropriate
1411 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1413 * reload.h (elimination_target_reg_p): Declare.
1414 * reload.c (find_reloads): Don't apply the reg_rtx move
1415 optimization if the SET_DEST satisfies elimination_target_reg_p.
1416 * reload1.c (elimination_target_reg_p): New function.
1417 (gen_reload): In the move/add2 fallback, make sure that op0
1418 does not overlap the destination register.
1420 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1422 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1423 transform only GIMPLE_MODIFY_STMTs.
1424 * tree-complex.c (expand_complex_operations_1): Ditto.
1425 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1426 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1427 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1429 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1430 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1431 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1432 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1433 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1434 slpeel_add_loop_guard): Ditto.
1435 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1436 * lambda-code.c (perfect_nestify): Ditto.
1437 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1438 before the first statement.
1439 * tree-optimize.c (execute_free_datastructures): Fix comments.
1440 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1441 * tree-flow.h (disband_implicit_edges): Declaration removed.
1442 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1444 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1446 (disband_implicit_edges, has_label_p): Removed.
1447 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1448 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1450 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1452 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1453 also for COND_EXPRs.
1454 * cfgexpand.c (label_rtx_for_bb): New function.
1455 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1456 Use label_rtx_for_bb to find the labels.
1457 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1458 last block. Detect fallthru edges.
1460 2007-04-26 Ian Lance Taylor <iant@google.com>
1463 * reload.c (find_reloads_subreg_address): If the address was valid
1464 in the original mode but not in the new mode, reload the whole
1467 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1469 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1470 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1471 (cleanup_control_expr_graph): Do not invalidate dominance info.
1472 Record altered blocks.
1473 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1474 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1475 cleanup_tree_cfg_bb): New functions.
1476 (remove_forwarder_block): Do not maintain the worklist of blocks.
1477 Record altered blocks.
1478 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1480 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1481 delete_unreachable_blocks if dominators are not available.
1482 * tree-inline.c (optimize_inline_calls): Free dominance information
1484 * tree-flow.h (remove_edge_and_dominated_blocks,
1485 cfgcleanup_altered_bbs): Altered.
1486 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1488 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1490 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1491 do not invalidate dominators.
1493 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1495 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1496 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1497 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1498 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1500 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1502 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1504 2007-04-26 Richard Guenther <rguenther@suse.de>
1506 PR tree-optimization/31703
1507 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1508 the right type for the target of the bittest.
1510 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1512 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1513 ix86_sol10_return_in_memory.
1515 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1517 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1520 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1523 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1525 PR tree-optimization/30558
1526 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1527 clear this_state.prev_try.
1529 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1530 Mark Mitchell <mark@codesourcery.com>
1532 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1533 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1534 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1536 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1539 * doc/invoke.texi (%:print-asm-header): Document.
1540 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1542 (static_spec_functions): Add print-asm-header.
1543 (main): Print a banner before the --target-help linker options.
1544 (print_asm_header_spec_function): New function.
1546 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1549 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1550 (movsf_ie): Likewise.
1552 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1554 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1556 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1558 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1560 (__umodsi3, __modsi3): Likewise.
1562 2007-04-25 Dirk Mueller <dmueller@suse.de>
1564 * c-typeck.c (build_compound_expr): Annotate warning()
1565 call with OPT_Wunused_value.
1566 * tree-ssa.c (warn_uninit): Annotate warning with
1568 * c-common.c (handle_sentinel_attribute): Annotate warning
1569 call with OPT_Wattributes.
1571 2007-04-25 Thiemo Seufer <ths@mips.com>
1573 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1575 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1576 on to the assembler. Improve handling of -mno-mips16. Add handling
1577 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1578 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1579 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1580 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1582 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1585 * config/i386/winnt.c (i386_pe_file_end): Strip only
1586 USER_LABEL_PREFIX when writing export name.
1588 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1590 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1591 sh/elf.h, vx-common.h and vxworks.h.
1592 * config/sh/sh.h: Include config/vxworks-dummy.h.
1593 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1594 (OVERRIDE_OPTIONS): Use it.
1595 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1596 (vxworks_picreg): New pattern.
1597 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1598 VXWORKS_OS_CPP_BUILTINS.
1599 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1600 to their VXWORKS_* equivalents.
1601 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1602 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1603 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1604 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1605 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1606 -mrtp/-fPIC multilibs.
1607 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1608 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1609 (MULTILIB_OSDIRNAMES): Delete.
1611 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1614 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1616 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1618 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1619 rounding mode to be specified by the caller.
1620 (real_to_mpfr) Likewise.
1621 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1622 include new arguments.
1623 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1625 2007-04-24 Ian Lance Taylor <iant@google.com>
1627 PR tree-optimization/31605
1628 * tree-vrp.c (set_value_range): Check that min and max are not
1629 both overflow infinities.
1630 (set_value_range_to_value): New static function.
1631 (extract_range_from_binary_expr): Call set_value_range_to_value.
1632 (extract_range_from_cond_expr): Likewise.
1633 (extract_range_from_expr): Likewise.
1634 (extract_range_from_unary_expr): Likewise. Don't create a range
1635 which overflows on both sides.
1636 (vrp_meet): Check for a useless range.
1637 (vrp_visit_phi_node): If we see a constant which looks like an
1638 overflow infinity, turn off the TREE_OVERFLOW flag.
1640 2007-04-24 Ian Lance Taylor <iant@google.com>
1642 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1644 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1647 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1648 diagnostic message is being built.
1649 * tree-pretty-print.c (dump_generic_node): Only write the
1650 formatted text into BUFFER's stream if we are not building a
1652 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1654 * Makefile.in (toplev.o): Depend on tree-pass.h.
1656 2007-04-24 Ian Lance Taylor <iant@google.com>
1658 PR tree-optimization/31602
1659 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1660 conditionals in the copied loop header.
1661 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1662 warnings if TREE_NO_WARNING is set.
1663 * doc/invoke.texi (Warning Options): Clarify that
1664 -Wstrict-overflow does not warn about loops.
1666 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1668 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1669 expand on the comment about _Decimal128 arguments and check the
1670 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1671 that _Decimal128 argument uses even/odd register pair.
1672 (function_arg): Ditto.
1674 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1676 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1677 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1679 2007-04-24 Richard Guenther <rguenther@suse.de>
1680 Olga Golovanevsky <olga@il.ibm.com>
1682 * fold-const.c (multiple_of_p): Check for bottom
1685 2007-04-24 Richard Henderson <rth@redhat.com>
1687 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1688 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1689 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1690 looking for non-zero bits shifted out. Avoid a recursive call
1691 when constructing the scalar.
1692 (__floatundisf): Likewise.
1694 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1696 * dwarf2out.c (field_byte_offset): Move the existing logic
1697 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1698 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1700 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1703 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1704 argument of 0 for memset.
1705 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1706 unsigned shift instead of the signed variant.
1708 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1710 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1711 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1712 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1713 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1714 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1715 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1716 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1717 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1718 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1719 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1720 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1721 "mul<mode>3", "div<mode>3"): Insn definitions added.
1722 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1723 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1724 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1725 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1726 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1727 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1728 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1729 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1730 TARGET_FLOAT_FORMAT): Macro definitions removed.
1731 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1732 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1733 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1734 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1735 (s390_gen_rtx_const_DI): Function removed.
1736 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1738 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1740 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1741 over an external ffs function.
1743 2007-04-24 Chao-ying Fu <fu@mips.com>
1744 Richard Sandiford <richard@nildram.co.uk>
1746 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1747 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1748 (smadd_widen_optab, umadd_widen_optab): Define.
1749 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1751 * genopinit.c (optabs): Fill in smadd_widen_optab and
1753 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1754 and umadd_widen_optab to implement multiply-add sequences.
1755 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1756 (<u>maddsidi4): ...this. Extend condition to include
1757 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1758 of operand 0 to "ka" and use the three-operand form of madd<u>
1760 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1762 * config/mips/constraints.md (ka): New register constraint.
1764 2007-04-24 Jan Hubicka <j@suse.cz>
1768 2007-04-23 Jan Hubicka <jh@suse.cz>
1769 * function.c (init_function_start): Don't init line number info.
1770 (expand_function_end): Update.
1771 (reset_block_changes, record_block_change, finalize_block_changes,
1772 check_block_change, free_block_changes): Kill.
1773 * function.h (reset_block_changes, record_block_change,
1774 finalize_block_changes, check_block_change, free_block_changes): Remove
1776 (struct function): Remove ib_boundaries_block.
1777 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1778 Use curr_insn_locator to initialize locator.
1779 (emit_line_note): Remove.
1780 * cfgexpand.c (expand_gimple_cond_expr): Update.
1781 (construct_exit_block): Likewise.
1782 (tree_expand_cfg): Initialize/finalize locators.
1783 * expr.c (expand_expr_real): Update.
1784 * cfglayout.c (line_locators_locs, line_locators_lines,
1785 file_locators_locs, file_locators_files): Remove.
1786 (set_block_levels): Move to cfgexpand.c.
1787 (insn_locators_initialize): Remove.
1788 (pass_insn_locators_initialize): Remove.
1789 (locations_locators_locs, locations_locators_vals): New static vars.
1790 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1792 (insn_locators_alloc, insn_locators_finalize,
1793 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1795 (locator_location): New.
1796 (locator_line, locator_file): Rewrite.
1797 * rtl.h (emit_line_note): Kill.
1798 (insn_locators_alloc, insn_locators_finalize,
1799 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1801 * tree-inline.c (initialize_cfun): Do not initialize
1802 ib_boundaries_block.
1803 * passes.c (pass_insn_locators_initialize): Remove.
1805 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1807 * doc/invoke.texi: Removed leading '-' from option index entries.
1809 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1811 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1813 (create_phi_node): Use set_phi_nodes.
1814 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1815 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1816 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1817 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1818 (bsi_start, bsi_last): Use bb_stmt_list.
1819 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1820 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1821 Traverse the statements using tsi iterator.
1822 * basic-block.h (struct basic_block_def): Fields stmt_list
1823 and phi_nodes moved to ...
1824 (struct tree_bb_info): ... new structure.
1825 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1826 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1827 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1828 (tree_verify_flow_info): Verify that il.tree is not set for
1829 entry and exit block.
1830 (tree_split_block): Use set_bb_stmt_list.
1832 2007-04-23 Mike Stump <mrs@apple.com>
1834 * config/i386/i386.c (ix86_tune_features
1835 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1838 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1840 * config/i386/i386.md (prefix_extra): New attribute.
1841 (length): Add prefix_extra.
1843 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1844 (sse2_movntv2di): Likewise.
1845 (sse2_cvtps2dq): Likewise.
1846 (sse2_cvtpd2pi): Likewise.
1847 (sse2_cvttpd2pi): Likewise.
1848 (*sse2_cvtpd2ps): Likewise.
1849 (*add<mode>3): Likewise.
1850 (sse2_ssadd<mode>3): Likewise.
1851 (sse2_usadd<mode>3): Likewise.
1852 (*sub<mode>3): Likewise.
1853 (sse2_sssub<mode>3): Likewise.
1854 (sse2_ussub<mode>3): Likewise.
1855 (*mulv8hi3): Likewise.
1856 (*smulv8hi3_highpart): Likewise.
1857 (*umulv8hi3_highpart): Likewise.
1858 (sse2_umulv2siv2di3): Likewise.
1859 (sse2_pmaddwd): Likewise.
1860 (ashr<mode>3): Likewise.
1861 (lshr<mode>3): Likewise.
1862 (ashl<mode>3): Likewise.
1863 (sse2_ashlti3): Likewise.
1864 (sse2_lshrti3): Likewise.
1865 (*umaxv16qi3): Likewise.
1866 (*smaxv8hi3): Likewise.
1867 (*uminv16qi3): Likewise.
1868 (*sminv8hi3): Likewise.
1869 (sse2_eq<mode>3): Likewise.
1870 (sse2_gt<mode>3): Likewise.
1871 (*and<mode>3): Likewise.
1872 (sse2_nand<mode>3): Likewise.
1873 (*ior<mode>3): Likewise.
1874 (*xor<mode>3): Likewise.
1875 (sse2_packsswb): Likewise.
1876 (sse2_packssdw): Likewise.
1877 (sse2_packuswb): Likewise.
1878 (sse2_punpckhbw): Likewise.
1879 (sse2_punpcklbw): Likewise.
1880 (sse2_punpckhwd): Likewise.
1881 (sse2_punpcklwd): Likewise.
1882 (sse2_punpckhdq): Likewise.
1883 (sse2_punpckldq): Likewise.
1884 (sse2_punpckhqdq): Likewise.
1885 (sse2_punpcklqdq): Likewise.
1886 (*sse2_pinsrw): Likewise.
1887 (*sse2_pextrw): Likewise.
1888 (sse2_pshufd_1): Likewise.
1889 (sse2_uavgv16qi3): Likewise.
1890 (sse2_uavgv8hi3): Likewise.
1891 (sse2_psadbw): Likewise.
1892 (sse2_pmovmskb): Likewise.
1893 (*sse2_maskmovdqu): Likewise.
1894 (*sse2_maskmovdqu_rex64): Likewise.
1895 (sse4a_extrqi): Likewise.
1896 (sse4a_extrq): Likewise.
1897 (sse3_lddqu): Set prefix_rep.
1898 (sse3_addsubv4sf3): Likewise.
1899 (sse3_haddv4sf3): Likewise.
1900 (sse3_hsubv4sf3): Likewise.
1901 (sse_cvtss2si): Likewise.
1902 (sse_cvtss2si_2): Likewise.
1903 (sse_cvtss2siq): Likewise.
1904 (sse_cvtss2siq_2): Likewise.
1905 (sse_cvttss2si): Likewise.
1906 (sse_cvttss2siq): Likewise.
1907 (sse2_cvttps2dq): Likewise.
1908 (sse3_movshdup): Likewise.
1909 (sse3_movsldup): Likewise.
1910 (sse2_cvtsd2si): Likewise.
1911 (sse2_cvtsd2si_2): Likewise.
1912 (sse2_cvtsd2siq): Likewise.
1913 (sse2_cvtsd2siq_2): Likewise.
1914 (sse2_cvttsd2si): Likewise.
1915 (sse2_cvttsd2siq): Likewise.
1916 (*sse2_cvtpd2dq): Likewise.
1917 (*sse2_cvttpd2dq): Likewise.
1918 (sse2_pshuflw_1): Likewise.
1919 (sse2_pshufhw_1): Likewise.
1920 (sse4a_insertqi): Likewise.
1921 (sse4a_insertq): Likewise.
1922 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1923 (ssse3_phadddv4si3): Likewise.
1924 (ssse3_phaddswv8hi3): Likewise.
1925 (ssse3_phsubwv8hi3): Likewise.
1926 (ssse3_phsubdv4si3): Likewise.
1927 (ssse3_phsubswv8hi3): Likewise.
1928 (ssse3_pmaddubswv8hi3): Likewise.
1929 (ssse3_pmulhrswv8hi3): Likewise.
1930 (ssse3_pshufbv16qi3): Likewise.
1931 (ssse3_psign<mode>3): Likewise.
1932 (ssse3_palignrti): Likewise.
1933 (abs<mode>2): Likewise.
1934 (ssse3_phaddwv4hi3): Set prefix_extra.
1935 (ssse3_phadddv2si3): Likewise.
1936 (ssse3_phaddswv4hi3): Likewise.
1937 (ssse3_phsubwv4hi3): Likewise.
1938 (ssse3_phsubdv2si3): Likewise.
1939 (ssse3_phsubswv4hi3): Likewise.
1940 (ssse3_pmaddubswv4hi3): Likewise.
1941 (ssse3_pmulhrswv4hi3): Likewise.
1942 (ssse3_pshufbv8qi3): Likewise.
1943 (ssse3_psign<mode>3): Likewise.
1944 (ssse3_palignrdi): Likewise.
1945 (abs<mode>2): Likewise.
1946 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1947 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1948 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1950 2007-04-23 Nick Clifton <nickc@redhat.com>
1952 * params.def: Fix formatting of emacs local variables.
1954 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1956 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1957 move if inter-unit move isn't allowed.
1958 Don't split moving the first element of V2DI to DI to inter-unit
1959 move if inter-unit move isn't allowed.
1961 2007-04-23 Richard Guenther <rguenther@suse.de>
1963 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1964 and CDI_POST_DOMINATORS separately.
1966 2007-04-23 Nick Clifton <nickc@redhat.com>
1968 * c.opt (Wformat-contains-nul): Add warning attribute.
1970 2007-04-23 Jan Hubicka <jh@suse.cz>
1972 * function.c (init_function_start): Don't init line number info.
1973 (expand_function_end): Update.
1974 (reset_block_changes, record_block_change, finalize_block_changes,
1975 check_block_change, free_block_changes): Kill.
1976 * function.h (reset_block_changes, record_block_change,
1977 finalize_block_changes, check_block_change, free_block_changes): Remove
1979 (struct function): Remove ib_boundaries_block.
1980 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1981 Use curr_insn_locator to initialize locator.
1982 (emit_line_note): Remove.
1983 * cfgexpand.c (expand_gimple_cond_expr): Update.
1984 (construct_exit_block): Likewise.
1985 (tree_expand_cfg): Initialize/finalize locators.
1986 * expr.c (expand_expr_real): Update.
1987 * cfglayout.c (line_locators_locs, line_locators_lines,
1988 file_locators_locs, file_locators_files): Remove.
1989 (set_block_levels): Move to cfgexpand.c.
1990 (insn_locators_initialize): Remove.
1991 (pass_insn_locators_initialize): Remove.
1992 (locations_locators_locs, locations_locators_vals): New static vars.
1993 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1995 (insn_locators_alloc, insn_locators_finalize,
1996 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1998 (locator_location): New.
1999 (locator_line, locator_file): Rewrite.
2000 * rtl.h (emit_line_note): Kill.
2001 (insn_locators_alloc, insn_locators_finalize,
2002 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2004 * tree-inline.c (initialize_cfun): Do not initialize
2005 ib_boundaries_block.
2006 * passes.c (pass_insn_locators_initialize): Remove.
2008 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2011 * expr.c (reduce_to_bit_field_precision): Handle
2014 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2016 PR tree-optimization/24659
2017 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2018 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2019 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2020 * genopinit.c (optabs): Rename vec_pack_mod_optab
2021 to vec_pack_trunc_optab.
2022 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2023 early for scalar floating point operands for NOP_EXPR.
2024 (vectorizable_type_promotion): Ditto.
2025 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2026 vec_pack_trunc_optab.
2027 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2029 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2030 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2031 Rename from VEC_PACK_MOD_EXPR.
2032 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2033 * expr.c (expand_expr_real_1): Ditto.
2034 * tree-inline.c (estimate_num_insns_1): Ditto.
2035 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2037 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2038 (vec_unpacks_lo_v4sf): Ditto.
2039 (vec_pack_trunc_v2df): Ditto.
2040 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2041 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2042 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2044 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2046 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2048 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2049 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2050 packing of floating point operands.
2051 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2052 represent unpacking of floating point operands.
2053 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2054 [vec_unpacks_hi]: Ditto.
2055 [vec_unpacks_lo]: Ditto.
2057 2007-04-22 Jan Hubicka <jh@suse.cz>
2059 * final.c (rest_of_handle_final): Call
2060 targetm.asm_out.constructor/targetm.asm_out.destructor
2061 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2062 proper priority via decl_*_priority_insert.
2063 * c-common.c (c_expand_body): Likewise.
2065 2007-04-22 Richard Guenther <rguenther@suse.de>
2067 PR tree-optimization/29789
2068 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2069 (rewrite_reciprocal): New helper split out from
2070 determine_invariantness_stmt.
2071 (rewrite_bittest): Likewise.
2072 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2073 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2076 2007-04-22 Revital Eres <eres@il.ibm.com>
2078 * loop-unroll.c (var_to_expand): New field to support also
2079 insns of the form x = something + x.
2080 (analyze_insn_to_expand_var): Use it.
2081 (expand_var_during_unrolling): Likewise.
2083 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2085 * predict.c: Include pointer-set.h.
2086 (bb_predictions): New variable.
2087 (tree_predicted_by_p, tree_predict_edge,
2088 remove_predictions_associated_with_edge): Use bb_predictions map
2089 instead of bb->predictions.
2090 (clear_bb_predictions, assert_is_empty): New functions.
2091 (combine_predictions_for_bb): Use bb_predictions map. Call
2092 clear_bb_predictions.
2093 (tree_estimate_probability): Create and free bb_predictions map.
2094 * Makefile.in (predict.o): Add pointer-set.h dependency.
2095 * basic-block.h (struct basic_block_def): Remove predictions
2097 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2099 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2102 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2105 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2107 * timevar.c (timevar_print): Change reference of --disable-checking to
2108 --enable-checking=release. Also warn if assert checking is disabled.
2110 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2113 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2114 decl as addressable if the compound literal was marked as
2116 Mark the decl as a gimple register if it is a complex or
2117 vector decl and does not live in memory.
2119 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2121 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2122 (GENERIC_NEXT): New function macro.
2123 (PHI_CHAIN): Use phi_node's new chain variable.
2124 (tree_phi_node): Change tree_common to tree_base
2125 and add the chain field.
2126 * tree-phinodes.c (make_phi_node): Don't set
2127 TREE_TYPE on the new node.
2128 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2129 instead of checking GIMPLE_TUPLE_P in chain_next.
2130 * tree-vect-transform.c
2131 (get_initial_def_for_induction): Look at
2132 PHI_RESULT_TREE for the type of the phi node.
2133 (update_vuses_to_preheader): Use PHI_CHAIN
2134 instead of TREE_CHAIN on the phi node.
2135 * tree-ssa-structalias.c (compute_points_to_sets):
2137 (ipa_pta_execute): Likewise.
2139 2007-04-21 Richard Guenther <rguenther@suse.de>
2142 * fold-const.c (fold_unary): Call fold_convert_const on the
2145 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2147 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2148 (store_killed_in_pat): New.
2150 2007-04-20 Richard Henderson <rth@redhat.com>
2153 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2154 TREE_LIST with a void_type_node value, not void_list_node exactly.
2156 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2158 * doc/standards.texi: Re-arrange into language-specific
2159 subsections. Add a C++ section, documenting which standards we
2162 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2164 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2165 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2167 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2169 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2170 ecrti.o and crtbegin.o.
2171 (LIB_DEFAULT_SPEC): Include -lc.
2172 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2174 2007-04-20 Richard Henderson <rth@redhat.com>
2177 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2178 argument; update all callers.
2179 (get_unaligned_offset): New.
2180 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2181 get_unaligned_address, just pass on the address directly.
2182 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2183 the subreg in the helper patterns.
2184 (unaligned_extendqidi_le): Use get_unaligned_offset.
2185 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2186 (unaligned_extendhidi_be): Likewise.
2187 (unaligned_extendhidi): Tidy.
2188 * config/alpha/alpha-protos.h: Update.
2190 2007-04-20 Richard Henderson <rth@redhat.com>
2192 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2193 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2194 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2195 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2196 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2197 (CPP_SPEC): Don't include %(cpp_subtarget).
2198 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2199 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2200 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2202 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2204 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2205 for __builtin_ia32_cmpordss.
2207 PR tree-optimization/31632
2208 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2209 and arg1 for optimizations of comparison against min/max values.
2210 Fold arg0 to arg1's type for optimizations of comparison against
2211 min+1 and max-1 values.
2213 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2215 * reload.c (combine_reloads): When trying to use a dying register,
2216 check whether it's uninitialized and don't use if so.
2218 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2220 * fold-const.c: Remove prototypes for native_encode_expr and
2221 native_interpret_expr.
2222 (native_encode_expr): Make non-static.
2223 (native_interpret_expr): Likewise.
2224 * tree.h: Add prototypes for the above.
2226 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2228 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2229 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2230 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2231 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2232 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2233 Add length attributes.
2235 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2237 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2240 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2241 __STDC_WANT_DEC_FP__.
2243 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2245 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2246 for long double compatibility.
2247 * configure: Regenerate.
2249 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2251 PR rtl-optimization/29841
2252 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2254 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2255 that may cause control flow transfer from being moved.
2257 2007-04-18 Jan Hubicka <jh@suse.cz>
2259 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2262 2007-04-18 Eric Christopher <echristo@apple.com>
2264 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2265 only. Update operands.
2266 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2267 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2268 link register to pic register.
2270 2007-04-18 Dirk Mueller <dmueller@suse.de>
2273 * tree-vrp.c (search_for_addr_array): New.
2274 (check_array_bounds): Suppress warning about
2275 address taken of array refs if its not de-referenced.
2277 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2279 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2280 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2282 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2283 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2284 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2286 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2288 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2290 (vect_analyze_scalar_cycles): Fix indentation.
2291 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2292 (vect_mark_relevant): Include phis in relevance analysis.
2294 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2296 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2298 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2299 output_operand_lossage().
2301 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2303 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2304 the unused code for reduction without adjust-in-epilog to simplify the
2307 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2309 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2310 (S390_TDC_NEGATIVE_ZERO): New constant.
2311 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2312 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2313 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2314 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2315 (S390_TDC_POSITIVE_INFINITY): New constant.
2316 (S390_TDC_NEGATIVE_INFINITY): New constant.
2317 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2318 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2319 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2320 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2321 (S390_TDC_INFINITY): New constant.
2322 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2323 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2324 optimization for UNSPEC_CCZ_TO_INT.
2325 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2326 ("*ccz_to_int"): New insn.
2327 ("isinf<mode>2"): New insn.
2328 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2329 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2330 (UNSPEC_CCZ_TO_INT): New constant.
2332 2007-04-18 Richard Guenther <rguenther@suse.de>
2334 PR tree-optimization/19431
2335 PR tree-optimization/21463
2336 * tree-pass.h (pass_phiprop): Declare.
2337 * passes.c (init_optimization_passes): New phiprop pass.
2338 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2339 (phivn_valid_p): New helper function.
2340 (phiprop_insert_phi): Likewise.
2341 (propagate_with_phi): Likewise.
2342 (tree_ssa_phiprop): New propagator propagating loads
2343 through phi nodes if profitable.
2345 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2347 * tree-vect-analyze.c (process_use): New function.
2348 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2349 Check phis in all bbs.
2350 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2353 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2355 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2358 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2361 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2364 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2368 (sse_vmmulv4sf3): Likewise.
2369 (sse2_vmaddv2df3): Likewise.
2370 (sse2_vmmulv2df3): Likewise.
2372 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2374 PR rtl-optimization/31360
2375 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2376 (target_reg_cost): New.
2377 (init_set_costs): Initialize target_reg_cost. Add comments
2378 regarding the rationale of the costs.
2379 (global_cost_for_size): Renamed to...
2380 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2381 of register pressure.
2382 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2383 estimate_reg_pressure_cost. Add number of ivs.
2384 (determine_set_costs): Dump target_reg_cost.
2385 * loop-invariant.c (gain_for_invariant): Use
2386 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2387 (best_gain_for_invariant, find_invariants_to_move): Remove
2389 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2390 (target_reg_cost): Declare.
2391 (global_cost_for_size): Declaration removed.
2392 (estimate_reg_pressure_cost): Declare.
2394 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2396 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2397 regnos into even/odd register pairs.
2398 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2399 TDmode similar to the other floating point modes.
2400 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2401 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2403 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2404 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2405 (movdd_hardfloat64): Use TARGET_MFPGPR.
2407 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2409 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2412 2005-01-05 Richard Henderson <rth@redhat.com>
2414 * reload1.c (do_input_reload): Restrict the optimization deleteing
2415 a previous output reload to RELOAD_FOR_INPUT.
2417 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2419 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2420 induc_vec_info_type.
2421 (vectorizable_induction): New function declaration.
2422 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2423 check if already vectorized. Find first place in BB where new stmts
2424 can be inserted. Takes only one argument.
2425 (vectorizable_induction): New function.
2426 (vect_transform_stmt): Add case for induc_vec_info_type to call
2427 vectorizable_induction.
2428 (vect_transform_loop): Consider phis for vectorization.
2429 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2431 (analyze_operations): Call vectorizable_induction when analyzing phis.
2433 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2434 (vect_mark_relevant): Include phis in relevance analysis.
2435 (vect_mark_stmts_to_be_vectorize): Likewise.
2436 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2438 2007-04-16 Lawrence Crowl <crowl@google.com>
2440 * doc/invoke.texi (Debugging Options): Add documentation for the
2441 -femit-struct-debug options -femit-struct-debug-baseonly,
2442 -femit-struct-debug-reduced, and
2443 -femit-struct-debug-detailed[=...].
2445 * c-opts.c (c_common_handle_option): Add
2446 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2447 and OPT_femit_struct_debug_detailed_.
2448 * c.opt: Add specifications for
2449 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2450 and -femit-struct-debug-detailed[=...].
2451 * opts.c (set_struct_debug_option): Parse the
2452 -femit-struct-debug-... options.
2453 * opts.c (matches_main_base, main_input_basename,
2454 main_input_baselength, base_of_path, matches_main_base): Add
2455 variables and functions to compare header base name to compilation
2457 * opts.c (should_emit_struct_debug): Add to determine to emit a
2458 structure based on the option.
2459 (dump_struct_debug) Also disabled function to debug this
2461 * opts.c (handle_options): Save the base name of the
2464 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2465 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2466 This hook indicates if a type is generic. Set it by default
2468 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2469 to determine if a struct type is generic or not.
2470 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2471 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2472 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2475 * flags.h (enum debug_info_usage): Add an enumeration to describe
2476 a program's use of a structure type.
2477 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2478 to indicate the program's usage of the type. Filter structs based
2479 on the -femit-struct-debug-... specification.
2480 (gen_type_die): Split into two routines, gen_type_die and
2481 gen_type_die_with_usage. gen_type_die is now a wrapper
2482 that assumes direct usage.
2483 (gen_type_die_with_usage): Replace calls to gen_type_die
2484 with gen_type_die_with_usage adding the program usage of
2485 the referenced type.
2486 (dwarf2out_imported_module_or_decl): Suppress struct debug
2487 information using should_emit_struct_debug when appropriate.
2489 2007-04-16 Ian Lance Taylor <iant@google.com>
2491 PR tree-optimization/31522
2492 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2493 (vrp_initialize): Allocate vr_phi_edge_counts.
2494 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2495 executable edge. Drop test for all constants.
2496 (vrp_finalize): Free vrp_phi_edge_counts.
2498 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2499 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2501 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2502 predecessors at head rather than tail.
2504 2007-04-16 Matthias Klose <doko@debian.org>
2506 * config/alpha/linux.h (CPP_SPEC): Define.
2507 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2509 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2511 * function.h: Remove sequence_stack extern declaration.
2513 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2515 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2517 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2520 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2522 * config/avr/avr.c (avr_arch_types): Rearranging array.
2523 (enum avr_arch): Add.
2524 (avr_mcu_types): Use avr_arch enumeration constants instead of
2526 * config/avr/avr.h (LINK_SPEC): Simplify.
2528 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2530 * config/m68k/m68k.c (m68k_libcall_value,
2531 m68k_function_value): Use macros for register names more.
2533 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2535 (M68K_REGNAME): Use A6_REG.
2536 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2538 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2541 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2542 'pending_read_list_length' and 'pending_write_list_length'. Update
2544 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2545 to handle two length counters instead of one. Update all uses.
2546 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2547 two length counters instead of one.
2548 * sched-rgn.c (propagate_deps): Update to handle two length counters
2551 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2554 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2555 copy of source, pass it to ix86_expand_vector_set and return
2558 2007-04-16 David Ung <davidu@mips.com>
2559 Joseph Myers <joseph@codesourcery.com>
2561 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2562 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2563 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2564 Add 74K processor information.
2565 * config/mips/mips.md: Include 74k.md.
2566 (cpu): Add 74kc,74kf,74kx.
2567 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2568 * config/mips/74k.md: New.
2569 * doc/invoke.texi (MIPS Options): Document 74K support.
2571 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2573 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2574 vectorizable_* functions.
2575 * tree-vect-transform.c (vectorizable_call): Add check for
2576 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2577 (vectorizable_store): likewise.
2578 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2580 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2581 (vectorizable_type_promotion, vectorizable_load): Likewise.
2582 (vectorizable_live_operation, vectorizable_condition): Likewise.
2583 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2585 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2587 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2589 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2590 register numbers more.
2591 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2592 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2593 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2594 FUNCTION_VALUE_REGNO_P): Likewise.
2595 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2596 STATIC_CHAIN_REGNUM): Likewise.
2597 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2598 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2599 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2600 * config/m68k/m68k.md (FP_REG): New.
2602 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2604 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2607 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2609 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2610 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2613 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2615 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2618 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2621 * c-decl.c (finish_decl): Grab the type of the decl after the call
2622 to store_init_value.
2624 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2626 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2628 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2631 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2632 post dominators and cleanup cfg before returning.
2634 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2636 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2637 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2639 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2641 * config.gcc: Recognize fido.
2642 * config/m68k/m68k-devices.def (fidoa): New.
2643 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2645 (FL_FIDOA, TARGET_FIDOA): New.
2646 * config/m68k/m68k.opt (mfidoa): New.
2648 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2651 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2652 when a personality function is used.
2654 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2656 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2658 2007-04-13 Mike Stump <mrs@apple.com>
2660 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2662 * config/darwin.opt (fapple-kext): Make C++ only.
2663 * config/darwin.c (darwin_override_options): Remove code to ensure
2664 -fapple-kext is given for C++ only.
2666 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2668 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2669 * config/mips/mips.c (override_options): Call
2670 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2672 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2674 * config/i386/i386.opt (msvr3-shlib): Removed.
2676 * doc/invoke.texi: Remove -msvr3-shlib.
2678 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2680 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2681 with "popcnt" instruction.
2683 2007-04-13 Richard Guenther <rguenther@suse.de>
2685 PR tree-optimization/21258
2686 * tree-vrp.c (compare_case_labels): New helper.
2687 (find_switch_asserts): New function.
2688 (find_assert_locations): Call it for SWITCH_EXPRs.
2690 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2692 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2693 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2694 check is now implied in X87_FLOAT_MODE_P.
2695 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2696 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2697 (fix_trunc<mode>_i386_fisttp): Ditto.
2698 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2699 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2700 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2701 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2702 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2703 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2704 (unnamed_splitters): Ditto.
2705 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2706 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2707 FIRST_SSE_REG for local functions when SSE math is enabled or
2708 for functions with sseregparm attribute.
2709 (standard_80387_constant_p): Return -1 if mode is not
2711 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2712 (ix86_expand_compare): Ditto.
2713 (ix86_expand_carry_flag_compare): Ditto.
2714 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2715 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2716 DECIMAL_FLOAT_MODE_P.
2717 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2718 of SCALAR_FLOAT_MODE_P.
2719 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2720 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2721 checks before FLOAT_MODE_P.
2722 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2723 before FLOAT_MODE_P.
2728 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2730 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2731 Charles Wilson <libtool@cwilson.fastmail.fm>
2733 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2734 (libgcc.mvars): Don't depend on them.
2735 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2736 * exec-tool.in: New.
2738 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2740 * doc/invoke.text (--help): Document --help=common.
2742 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2744 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2746 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2748 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2749 * genemit.c (main): Emit #include "integrate.h".
2750 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2751 (LOADGP_RTP): New mips_loadgp_style.
2752 * config/mips/mips.h: Include config/vxworks-dummy.h.
2753 (TARGET_RTP_PIC): New macro.
2754 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2755 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2756 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2758 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2759 -mvxworks-pic when using -mrtp and a PIC option.
2760 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2762 (mips_symbolic_constant_p, mips_symbolic_address_p)
2763 (mips_symbol_insns): Handle SYMBOL_HALF.
2764 (override_options): Warn about -G and -mrtp being used together.
2765 Initialize mips_lo_relocs[SYMBOL_HALF].
2766 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2767 (mips_emit_loadgp): Handle LOADGP_RTP.
2768 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2769 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2770 (tablejump): Handle function-relative case table entries if
2772 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2774 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2776 * config/mips/mips.md (load_call<mode>): Allow any general register.
2778 (sibcall_value_internal, sibcall_value_multiple_internal)
2779 (call_value_internal, call_value_split, call_value_multiple_internal)
2780 (call_value_multiple_split): Remove constraints from operand 0.
2782 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2784 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2785 rather than loadgp_noshared.
2786 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2787 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2789 * config/mips/mips.md (loadgp): Rename to...
2790 (loadgp_newabi): ...this.
2791 (loadgp_noshared): Rename to...
2792 (loadgp_absolute): ...this.
2794 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2796 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2797 false for locally-binding symbols.
2798 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2800 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2802 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2803 (SYMBOL_GOT_PAGE_OFST): ...this.
2804 (SYMBOL_GOT_GLOBAL): Rename to...
2805 (SYMBOL_GOT_DISP): ...this.
2806 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2807 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2808 * config/mips/mips.c (mips_global_symbol_p): New function.
2809 (mips_symbol_binds_local_p): Likewise.
2810 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2811 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2812 and mips_symbol_binds_local_p.
2813 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2814 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2815 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2817 (mips_ok_for_lazy_binding_p): New function.
2818 (mips_load_call_address, mips_expand_call): Use it.
2819 (mips_dangerous_for_la25_p): Likewise.
2820 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2821 (*got_disp<mode>): Use got_disp_operand instead of
2822 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2823 SYMBOL_GOTOFF_GLOBAL.
2824 (*got_page<mode>): Use got_page_ofst_operand instead of
2826 * config/mips/predicates.md (const_call_insn_operand): Use
2827 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2828 (global_got_operand): Rename to...
2829 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2831 (local_got_operand): Rename to...
2832 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2833 of SYMBOL_GOT_LOCAL.
2835 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2837 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2838 TARGET_CALL_CLOBBERED_GP.
2839 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2840 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2841 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2842 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2843 of TARGET_ABICALLS && !TARGET_NEWABI.
2844 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2845 * config/mips/mips.c (mips_load_call_address): Check
2846 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2847 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2848 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2849 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2850 TARGET_ABICALLS && TARGET_NEWABI.
2851 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2853 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2854 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2855 TARGET_ABICALLS && TARGET_NEWABI.
2856 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2857 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2858 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2859 whether indirect calls must use $25.
2860 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2862 * config/mips/mips.md (jal_macro): Check flag_pic and
2863 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2864 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2865 instead of TARGET_ABICALLS.
2866 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2867 TARGET_ABICALLS && TARGET_OLDABI.
2868 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2869 (sibcall): In the comment above the define_insn, mention
2870 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2871 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2872 instead of TARGET_ABICALLS.
2874 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2876 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2877 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2878 (MACFLAGS_MATCH_P): New macro.
2879 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2880 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2881 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2882 the other MACFLAG constants.
2883 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2884 (flag_machi): Tighten constraints. Renumber some of the operands.
2885 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2887 (flag_machi_parts_acconly): New pattern.
2888 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2890 (flag_macinit1hi): Tighten constraints.
2891 (flag_mul_macv2hi_parts_acconly): New pattern.
2893 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2894 Use a more efficient implementation.
2895 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2896 inline sequences when not optimizing for size.
2898 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2899 movhi_high2low): Delete, merge functionality into...
2900 (packv2hi): ... this pattern.
2902 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2903 * config/bfin/bfin.opt (msim): New option.
2904 (mcpu=): New option.
2905 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2906 (bfin_cpu_t): Typedef of enum bfin_cpu.
2907 (bfin_cpu_type): New declaration.
2908 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2909 -msim and -mcpu= options.
2910 (LIB_SPEC): Likewise.
2911 * config/bfin/bfin.c (bfin_cpu_type): Define.
2912 (bfin_handle_option): Handle -mcpu= option.
2913 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2914 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2915 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2917 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2919 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2920 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2921 (powerpc-wrs-vxworksae): Use ${tm_file}.
2922 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2923 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2924 * config/i386/vx-common.h: New file.
2926 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2928 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2931 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2933 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2936 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2940 * c-common.c (c_build_qualified_type): Set canonical type
2943 2007-04-12 Richard Guenther <rguenther@suse.de>
2945 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2946 lower bound and element size if lower bound is not zero
2947 or either of the ARRAY_REF operands is set.
2949 2007-04-12 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/24689
2952 PR tree-optimization/31307
2953 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2955 * gimplify.c (canonicalize_addr_expr): To be consistent with
2956 gimplify_compound_lval only set operands two and three of
2957 ARRAY_REFs if they are not gimple_min_invariant. This makes
2958 it never at this place.
2959 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2961 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2963 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2964 null before emitting a .nsubspa directive.
2966 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2968 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2969 need_to_partition_p if there are no memory statements in the
2972 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2974 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2975 (gcd_of_steps_may_divide_p): New function.
2976 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2978 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2980 * reload.c (find_reloads_toplev, find_reloads_address,
2981 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2982 not a pointer equality test, to decide if we need to call
2983 push_reg_equiv_alt_mem.
2985 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2987 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2988 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2989 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2991 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2993 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2994 vector to be positive.
2996 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3000 * doc/invoke.texi: Document --params max-aliased-vops and
3002 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3003 debug_memory_partitions): Move to tree-flow.h
3004 * params.h (AVG_ALIASED_VOPS): Define.
3005 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3007 (mp_info_t): Likewise.
3008 (get_mem_sym_stats_for): New.
3009 (set_memory_partition): Move from tree-flow-inline.h.
3010 (mark_non_addressable): Only clear the set of symbols for the
3011 partition if it exists.
3012 (dump_memory_partitions): Move from tree-ssa-operands.c
3013 (debug_memory_partitions): Likewise.
3014 (need_to_partition_p): New.
3015 (dump_mem_ref_stats): New.
3016 (debug_mem_ref_stats): New.
3017 (dump_mem_sym_stats): New.
3018 (debug_mem_sym_stats): New.
3019 (update_mem_sym_stats_from_stmt): New.
3020 (compare_mp_info_entries): New.
3021 (mp_info_cmp): Call it.
3022 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3024 (get_mpt_for): Move from tree-ssa-operands.c.
3025 (find_partition_for): New.
3026 (create_partition_for): Remove.
3027 (estimate_vop_reduction): New.
3028 (update_reference_counts): New.
3029 (build_mp_info): New.
3030 (compute_memory_partitions): Refactor.
3031 Document new heuristic.
3032 Call build_mp_info, update_reference_counts,
3033 find_partition_for and estimate_vop_reduction.
3034 (compute_may_aliases): Populate virtual operands before
3035 calling debugging dumps.
3036 (delete_mem_sym_stats): New.
3037 (delete_mem_ref_stats): New.
3038 (init_mem_ref_stats): New.
3039 (init_alias_info): Call it.
3040 (maybe_create_global_var): Remove alias_info argument.
3041 Get number of call sites and number of pure/const call sites
3042 from gimple_mem_ref_stats().
3043 (dump_alias_info): Call dump_memory_partitions first.
3044 (dump_points_to_info_for): Show how many times a pointer has
3046 * opts.c (decode_options): For -O2 set --param
3047 max-aliased-vops to 500.
3048 For -O3 set --param max-aliased-vops to 1000 and --param
3049 avg-aliased-vops to 3.
3050 * fortran/options.c (gfc_init_options): Remove assignment to
3052 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3053 * tree-dfa.c (dump_variable): Dump memory reference
3055 Dump NO_ALIAS* settings.
3056 (referenced_var_lookup): Tidy.
3057 (mem_sym_stats): New.
3058 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3059 and ORIG are different SSA names for a memory partition.
3060 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3061 * tree-flow.h (struct mem_sym_stats_d): Define.
3062 (mem_sym_stats_t): Define.
3063 (struct mem_ref_stats_d): Define.
3064 (struct gimple_df): Add field mem_ref_stats.
3065 (enum noalias_state): Define.
3066 (struct var_ann_d): Add bitfield noalias_state.
3067 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3068 debug_mem_ref_stats, debug_memory_partitions,
3069 debug_mem_sym_stats): Declare.
3070 * tree-ssa-structalias.c (update_alias_info): Update call
3071 sites, pure/const call sites and asm sites in structure
3072 returned by gimple_mem_ref_stats.
3073 Remove local variable IS_POTENTIAL_DEREF.
3074 Increase NUM_DEREFS if the memory expression is a potential
3076 Call update_mem_sym_stats_from_stmt.
3077 If the memory references memory, call
3078 update_mem_sym_stats_from_stmt for all the direct memory
3079 symbol references found.
3080 (intra_create_variable_infos): Set noalias_state field for
3081 pointer arguments according to the value of
3082 flag_argument_noalias.
3083 * tree-ssa-structalias.h (struct alias_info): Remove fields
3084 num_calls_found and num_pure_const_calls_found.
3085 (update_mem_sym_stats_from_stmt): Declare.
3086 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3087 Set default value to 100.
3088 (PARAM_AVG_ALIASED_VOPS): Define.
3090 2007-04-11 Richard Guenther <rguenther@suse.de>
3093 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3094 a * -b + c as c - a * b if we honor sign dependent rounding.
3096 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3098 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3100 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3101 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3103 (initialize_trampoline): Don't use old-style function definition.
3104 (bfin_secondary_reload): Mark IN_P argument as unused.
3106 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3108 PR tree-optimization/31343
3109 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3110 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3111 * testsuite/gcc.dg/vect/pr31343.c: New.
3113 2007-04-10 Eric Christopher <echristo@apple.com>
3115 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3116 * config/i386/i386.md (*cmpfp0): Use.
3117 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3118 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3119 (fix_trunc<mode>_i386_fisttp): Ditto.
3120 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3121 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3122 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3123 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3124 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3125 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3126 (unnamed_splitters): Ditto.
3127 * config/i386/i386.c (output_fix_trunc): Assert that
3128 we're not being passed a TFmode operand.
3130 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3132 PR tree-optimization/31526
3133 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3134 n_basic_blocks to find newly added blocks.
3136 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3138 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3140 (fix_trunc<mode>si_sse): Ditto.
3141 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3142 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3143 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3144 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3145 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3146 expander using SSEMODEF mode macro.
3147 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3148 expander using SSEMODEF mode macro.
3149 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3150 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3151 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3152 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3153 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3154 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3155 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3156 Macroize insn using X87MODEF mode macro.
3158 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3160 * config/i386/sse.md (sse2_pinsrw): Removed.
3161 (sse2_pextrw): Renamed to ...
3162 (*sse2_pextrw): This.
3164 2007-04-09 Jan Hubicka <jh@suse.cz>
3167 * config/i386/sse.md
3168 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3169 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3170 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3171 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3173 2007-04-09 Jan Hubicka <jh@suse.cz>
3175 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3176 multiple fields of union.
3178 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3180 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3181 (create_preheaders): Check that loops are available.
3182 (fix_loop_structure): Clean up, improve comments.
3183 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3184 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3186 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3187 * predict.c (tree_estimate_probability): Do not call
3188 calculate_dominance_info. Call create_preheaders.
3189 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3190 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3192 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3193 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3194 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3195 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3198 2007-04-08 Jan Hubicka <jh@suse.cz>
3200 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3201 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3202 * fold-const.c (fold_unary): Use it.
3204 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3206 * varasm.c (assemble_variable): Remove call to
3207 lang_hooks.decls.prepare_assemble_variable.
3208 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3209 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3210 * langhooks.h (lang_hooks_for_decls): Remove
3211 prepare_assemble_variable.
3213 2007-04-08 Mike Stump <mrs@apple.com>
3215 * config/i386/i386.c: Use inc/dec on Core2.
3217 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3219 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3220 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3221 lhd_tree_inlining_end_inlining): Remove.
3222 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3223 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3225 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3226 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3227 lhd_tree_inlining_end_inlining): Remove prototypes.
3228 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3229 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3230 LANG_HOOKS_TREE_INLINING_START_INLINING,
3231 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3233 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3236 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3239 * config/avr/predicates.md (io_address_operand): Delete predicate.
3240 (low_io_address_operand): Don't use 'mode' argument.
3241 (higth_io_address_operand): Rename ...
3242 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3243 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3246 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3248 Revert change removing staticp.
3250 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3253 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3256 2007-04-07 Bruce Korb <bkorb@gnu.org>
3258 * c.opt: Add -Wformat-contains-nul.
3259 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3261 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3262 the NUL byte warning.
3264 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3266 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3268 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3270 * tree.c (staticp): No longer use staticp langhook.
3271 * langhooks.c (lhd_staticp): Removed.
3272 * langhooks.h (struct lang_hooks): Remove staticp.
3273 * c-common.c (c_staticp): Remove.
3274 * c-common.h (c_staticp): Ditto.
3275 * langhooks-defs.h (lhd_staticp): Ditto.
3276 (LHD_HOOKS_STATICP): Ditto
3277 * tree.h (gcc_assert_lowered): New macro.
3279 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3281 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3282 argument "reliable".
3283 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3284 Add argument "reliable". Propagate it through calls.
3285 (infer_loop_bounds_from_undefined): Derive number of iterations
3286 estimates from references in blocks that do not dominate loop latch.
3287 (gcov_type_to_double_int): New function.
3288 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3289 and expected_loop_iterations_unbounded.
3290 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3291 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3292 * tree-data-ref.c (estimated_loop_iterations): Export.
3293 (get_references_in_stmt): Fix -- do not return addresses of local
3295 * cfgloop.h (expected_loop_iterations_unbounded,
3296 estimated_loop_iterations): Declare.
3298 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3300 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3302 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3304 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3305 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3306 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3307 Use output_387_reg_move().
3308 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3309 expander using X87MODEF12 mode macro.
3310 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3311 choosing register preferences. Use output_387_reg_move().
3312 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3313 instead of "x". Use output_387_reg_move().
3314 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3315 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3316 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3317 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3318 Use output_387_reg_move().
3319 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3321 (*truncxf?f_i387 splitter): Ditto.
3323 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3325 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3326 LANG_HOOKS_SAFE_FROM_P.
3327 * expr.c (safe_from_p): Remove langhook call.
3328 * langhooks.h (lang_hooks): Remove safe_from_p.
3329 (lhd_safe_from_p): Remove prototype.
3330 * langhooks.c (lhd_safe_from_p): Remove.
3332 2007-04-06 Jan Hubicka <jh@suse.cz>
3334 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3337 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3339 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3340 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3341 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3342 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3344 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3345 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3347 2007-04-05 Richard Henderson <rth@redhat.com>
3349 * config/alpha/alpha.c (print_operand) [+]: Remove.
3350 (alpha_end_function): Print nop if call at end of function.
3351 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3352 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3353 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3354 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3355 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3356 the call pattern. Update peepholes to match.
3358 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3360 * doc/extend.texi (Other Builtins): Add decimal float variants
3362 * builtins.def: Ditto.
3363 * builtins.c (expand_builtin): Ditto.
3365 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3366 H.J. Lu <hongjiu.lu@intel.com>
3369 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3370 of V8HImode when calling ix86_binary_operator_ok.
3371 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3372 (sdot_prodv8hi): Operands 1 and 2 must be register.
3374 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3376 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3377 initialize align to silence bogus warning.
3379 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3382 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3384 (struct sra_walk_fns): Remove use_all parameter from use.
3385 (sra_hash_tree): Handle BIT_FIELD_REFs.
3386 (sra_elt_hash): Don't hash bitfld blocks.
3387 (sra_elt_eq): Skip them in parent compares as well. Handle
3389 (sra_walk_expr): Don't maintain or pass down use_all_p.
3390 (scan_use): Remove use_all parameter.
3391 (scalarize_use): Likewise. Re-expand assignment to
3392 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3393 output, and re-scalarize after output. Don't mark anything
3395 (scalarize_ldst): Adjust.
3396 (scalarize_walk_gimple_modify_statement): Likewise.
3397 (build_element_name_1): Handle BIT_FIELD_REFs.
3398 (instantiate_element): Don't warn for any element whose parent
3400 (instantiate_missing_elements_1): Return the sra_elt.
3401 (canon_type_for_field): New.
3402 (try_instantiate_multiple_fields): New.
3403 (instantiate_missing_elemnts): Use them.
3404 (mark_no_warning): Removed.
3405 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3406 (REPLDUP, sra_build_elt_assignment): New.
3407 (generate_copy_inout): Use them.
3408 (generate_element_copy): Likewise. Handle bitfld differences.
3409 (generate_element_zero): Don't recurse for blocks. Use
3410 sra_build_elt_assignment.
3411 (generate_one_element_int): Take elt instead of var. Use
3412 sra_build_elt_assignment.
3413 (generate_element_init_1): Adjust.
3414 (scalarize_use, scalarize_copy): Use REPLDUP.
3415 (scalarize_ldst): Move assert before dereference.
3416 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3418 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3420 * regmove.c: Fix unused variable warnings due to previous commit.
3422 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3424 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3425 (regmove_bb_head): Remove.
3426 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3427 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3428 problems with fixup_match_1.
3429 Don't initialize/free regmove_bb_head.
3431 (reg_is_remote_constant_p): If an insn is in the same basic block
3432 but not before INSN, consider it remote, too.
3434 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3437 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3438 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3440 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3442 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3443 (CONDITIONAL_REGISTER_USAGE): Likewise.
3445 2007-04-04 Richard Henderson <rth@redhat.com>
3447 * config/alpha/lib1funcs.asm: Remove unused file.
3449 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3452 * opts.c (print_specific_help): Fix --help=<language>
3454 (common_handle_option): Support --help=common.
3456 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3459 * gcc.c (main): Do not run the linker if
3460 print_subprocess_help indicates that it shouldn't be
3463 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3466 * doc/invoke.texi (--help=): Document <languages> value, fix
3467 formatting in tables of values.
3469 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3471 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3472 dllimport attribute of virtual methods.
3474 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3476 * config/score/crti.asm: Change _bss_start to __bss_start.
3477 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3478 (OUTGOING_REG_PARM_STACK_SPACE) update.
3479 * config/score/score.opt: add options to make backend support
3480 score5, score5u, score7 and score7d.
3481 * config/score/score.md: Likewise.
3482 * config/score/misc.md: Likewise.
3483 * config/score/mac.md: Likewise.
3484 * doc/invoke.texi: Likewise.
3485 * doc/md.texi: update constraints define.
3487 2007-04-03 Richard Henderson <rth@redhat.com>
3489 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3490 an appropriate type, use the mode instead.
3492 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3494 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3495 Set the default --with-arch setting to mips2.
3496 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3497 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3498 (MULTILIB_OSDIRNAMES): Delete.
3499 (MULTILIB_DIRNAMES): Define.
3500 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3501 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3502 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3503 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3504 VXWORKS_OS_CPP_BUILTINS.
3505 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3506 (MIPS_DEBUGGING_INFO): Undefine.
3507 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3509 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3512 * fold-const.c (native_encode_real): Encode real.c provided longs
3513 as a series of 32-bit native integers.
3514 (native_interpret_real): Interpret buffer as a series of 32-bit
3517 2007-04-03 Richard Guenther <rguenther@suse.de>
3519 * genpreds.c (write_insn_constraint_len): Write function
3520 optimized for CONSTRAINT_LEN implementation.
3521 (write_tm_preds_h): Output insn_constraint_len inline and
3522 use it for CONSTRAINT_LEN.
3523 (write_insn_preds_c): Don't output insn_constraint_len.
3524 * doc/md.texi (define_register_constraint): Document multi-letter
3525 constraints shall have the same length if they start with the same
3528 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3531 * config/i386/i386.md (isinf<mode>2): Expand only when
3532 TARGET_C99_FUNCTIONS is set.
3534 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3536 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3537 (x86_64-*-linux*): Ditto.
3538 * config/i386/i386.opt (mpc): New option.
3539 * config/i386/i386.c (overrride_options): Handle
3540 ix87_precision_string.
3541 * config/i386/crtprec.c: New file.
3542 * config/i386/t-crtpc: Ditto.
3543 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3545 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3546 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3547 crtprec32.o, crtprec64.o and crtprec80.o.
3549 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3551 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3553 2007-04-02 Eric Christopher <echristo@apple.com>
3555 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3556 limitations on darwin.
3558 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3561 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3563 2007-04-02 Dave Korn <dave.korn@artimi.com>
3565 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3567 2007-04-02 Dave Korn <dave.korn@artimi.com>
3569 * libgcc2.h (exception_descriptor): Don't forward-declare.
3570 (__get_eh_table_language, __get_eh_table_version): Delete
3571 prototypes of long-dead functions.
3573 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3575 * ebitmap.h: New file
3576 * ebitmap.c: New file
3577 * Makefile.in (ebitmap.o): New target.
3579 2007-04-01 Jan Hubicka <jh@suse.cz>
3581 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3582 before very first instruction.
3584 2007-04-01 Jan Hubicka <jh@suse.cz>
3586 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3587 waring on 64bit hosts.
3588 * bitmap.h: Fix typo in bitmap_head_def.
3590 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3592 PR rtl-optimization/31391
3593 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3594 into a DELETED_LABEL note, and the label is in an empty basic
3595 block, update BB_END as well as BB_HEAD.
3597 2007-04-01 Richard Henderson <rth@redhat.com>
3599 PR tree-optimization/31169
3600 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3601 to varying if the range is outside [0, prec-1].
3603 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3606 * config/mips/mips.md (load_const_gp): New insn.
3607 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3608 the MIPS16 GP pseudo register if no_new_pseudos.
3609 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3611 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3614 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3616 (call_value): Likewise.
3618 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3619 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3622 * doc/invoke.texi: (optimization options): Reword description
3623 of -ffast-math. Document its primary purpose.
3625 2007-03-31 Richard Guenther <rguenther@suse.de>
3627 * omp-low.c (splay-tree.h): Include.
3628 (lookup_decl): Replace splay-tree usage by pointer-map.
3629 (maybe_lookup_decl): Likewise.
3630 (new_omp_context): Likewise.
3631 (delete_omp_context): Likewise.
3632 * gimplify.c (splay-tree.h): Include.
3633 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3635 (remap_ssa_name): Likewise.
3636 (remap_decl): Likewise.
3637 (remap_type_1): Likewise.
3638 (remap_type): Likewise.
3639 (copy_body_r): Likewise.
3640 (expand_call_inline): Likewise.
3641 (clone_body): Likewise.
3642 (copy_tree_r): Likewise.
3643 (remap_save_expr): Likewise.
3644 (unsave_r): Likewise.
3645 (unsave_expr_now): Likewise.
3646 (tree_function_versioning): Likewise.
3647 (build_duplicate_type): Likewise.
3648 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3649 (struct copy_body_data): Replace splay-tree by pointer-map.
3650 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3651 not $(SPLAY_TREE_H).
3652 (gimplify.o): Depend on $(SPLAY_TREE_H).
3653 (omp-low.p): Likewise.
3655 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3657 * config/avr/predicates.md (even_register_operand,
3658 odd_register_operand): New predicates.
3659 * config/avr/avr.md (movw peephole2): New.
3660 (movw_r peephole2): New.
3662 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3664 * tree.h (get_signed_or_unsigned_type): New.
3665 * fold-const.c (operand_equal_for_comparison_p): Use
3666 get_signed_or_unsigned_type instead of
3667 lang_hooks.types.signed_or_unsigned_type.
3668 * expr.c (store_expr): Ditto.
3669 * langhooks.c (get_signed_or_unsigned_type): New.
3670 (lhd_signed_or_unsigned_type): New.
3671 * langhooks.h (lhd_signed_or_unsigned_type): New.
3672 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3674 2007-03-30 Richard Henderson <rth@redhat.com>
3676 * tree-ssa-loop-ivopts.c: Include target.h.
3677 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3678 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3679 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3680 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3682 2007-03-30 Richard Henderson <rth@redhat.com>
3683 Kai Tietz <kai.tietz@onevision.com>
3685 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3687 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3688 (TARGET_64BIT_MS_ABI): New.
3689 (DBX_REGISTER_NUMBER): Handle 64-bit.
3690 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3691 (LONG_TYPE_SIZE): Force to 32.
3692 (REG_PARM_STACK_SPACE): New.
3693 (OUTGOING_REG_PARM_STACK_SPACE): New.
3694 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3695 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3696 (STACK_BOUNDARY): Use 128 for 64-bit.
3697 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3698 Add 64-bit implementation.
3699 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3701 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3702 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3703 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3704 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3705 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3706 TARGET_64BIT_MS_ABI.
3707 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3708 (ix86_pass_by_reference): Likewise.
3709 (ix86_function_value_regno_p): Likewise.
3710 (ix86_build_builtin_va_list): Likewise.
3711 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3712 (function_arg_advance_ms_64): New.
3713 (function_arg_advance): Call it.
3714 (function_arg_ms_64): New.
3715 (function_arg): Call it.
3716 (function_value_ms_64): New.
3717 (ix86_function_value_1): Call it.
3718 (return_in_memory_ms_64): New.
3719 (ix86_return_in_memory): Call it.
3720 (setup_incoming_varargs_ms_64): New.
3721 (ix86_setup_incoming_varargs): Call it.
3722 (ix86_expand_prologue): Handle 64-bit stack probing.
3723 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3724 (output_pic_addr_const): Likewise.
3725 (x86_this_parameter): Likewise.
3726 (x86_output_mi_thunk): Likewise.
3727 (x86_function_profiler): Likewise.
3728 (TARGET_STRICT_ARGUMENT_NAMING): New.
3729 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3730 (TARGET_64BIT_MS_ABI): New.
3731 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3732 * config/i386/i386.md (allocate_stack_worker): Remove.
3733 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3734 describe the clobber of eax without a match_scratch.
3735 (allocate_stack_worker_postreload): Remove.
3736 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3737 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3738 (allocate_stack_worker_rex64_postreload): Remove.
3739 (allocate_stack): Handle 64-bit.
3740 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3741 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3742 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3743 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3744 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3745 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3746 * config.build (x86_64-*-mingw*): New host.
3747 * config.host (x86_64-*-mingw*): New host.
3748 * config.gcc (x86_64-*-mingw*): New target.
3749 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3751 2007-03-30 Richard Henderson <rth@redhat.com>
3752 Kai Tietz <kai.tietz@onevision.com>
3754 * c-pragma.c (struct def_pragma_macro_value): New.
3755 (struct def_pragma_macro): New.
3756 (pushed_macro_table): New.
3757 (dpm_hash, dpm_eq): New.
3758 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3759 (init_pragma): Install them.
3760 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3762 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3764 * config/avr/avr.c (avr_override_options): Clear
3765 'flag_delete_null_pointer_checks'.
3767 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3770 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3771 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3772 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3773 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3774 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3775 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3776 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3778 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3780 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3782 * regmove.c: Move all of pass_stack_adjustments from here...
3783 * combine-stack-adj.c: ...to this new file.
3784 * Makefile.in: Add rules for combine-stack-adj.o.
3786 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3788 PR tree-optimization/31383
3789 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3790 to have the same length.
3792 2007-03-30 Jan Hubicka <jh@suse.cz>
3795 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3796 availablility; add more sanity checking; ask varpool only about
3799 2007-03-29 Richard Henderson <rth@redhat.com>
3801 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3802 to decide, but __SIZEOF_LONG_LONG__.
3804 2007-03-29 Richard Henderson <rth@redhat.com>
3806 * emutls.c (struct __emutls_array): New.
3807 (emutls_destroy): Use it instead of casting element 0 from void*.
3808 (__emutls_get_address): Likewise.
3810 2007-03-29 Richard Henderson <rth@redhat.com>
3812 * varasm.c (initializer_constant_valid_p): Don't deny
3813 DECL_DLLIMPORT_P on functions.
3815 * config/i386/cygming.h: Remove function declarations.
3816 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3817 (ASM_OUTPUT_LABELREF): Remove.
3818 (COMMON_ASM_OP): Remove.
3819 (ASM_OUTPUT_COMMON): Remove.
3820 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3821 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3822 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3823 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3824 Rename from TARGET_ENCODE_SECTION_INFO.
3825 * config/i386/netware.h: Likewise.
3826 * config/i386/i386-protos.h: Update.
3827 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3828 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3829 (legitimate_constant_p): Reject dllimports.
3830 (dllimport_map, get_dllimport_decl): New.
3831 (legitimize_dllimport_symbol): New.
3832 (legitimize_address, ix86_expand_move): Use it.
3833 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3834 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3835 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3836 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3837 * config/i386/predicates.md (constant_call_address_operand): Only
3838 accept symbols; reject dllimport_p symbols.
3839 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3840 i386_pe_maybe_record_exported_symbol.
3841 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3842 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3843 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3844 trust the setting of DECL_DLLIMPORT_P.
3845 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3846 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3847 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3848 tidy the argument scanning loop.
3849 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3850 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3851 (i386_pe_strip_name_encoding): Remove.
3852 (i386_pe_binds_local_p): New.
3853 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3854 (i386_pe_output_labelref): Remove.
3855 (i386_pe_asm_output_aligned_decl_common): New.
3856 (i386_pe_maybe_record_exported_symbol): Rename from
3857 i386_pe_record_exported_symbol; check for dllexported symbols.
3859 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3861 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3862 add comment explaining why vsnprintf cannot be used.
3864 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3866 PR tree-optimization/30666
3867 * tree.c (build_complex_type): When creating type names for DWARF2
3868 debug info, create TYPE_DECLs for TYPE_NAME instead of
3870 (build_common_tree_nodes_2): Use build_complex_type when building
3871 predefined complex types, to preserve canonical types.
3873 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3875 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3876 (noce_get_alt_condition): Look at it to determine whether to
3877 reverse the condition or not.
3878 (noce_get_condition): Substitute the truth for lies.
3879 (noce_find_if_block): Set the then_else_reversed field.
3881 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3883 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3884 destination of this insn.
3885 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3886 than calling gen_rtx_SET directly. Use r0 to hold the value of
3887 'address + 4' rather than a stack based temporary which can be
3890 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3892 * config/s390/s390.c (s390_secondary_input_reload_class,
3893 s390_secondary_output_reload_class): Functions removed.
3894 (s390_secondary_reload): New function.
3895 (TARGET_SECONDARY_RELOAD): Target macro defined.
3896 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3897 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3898 * config/s390/s390.md ("reload_outti", "reload_outdi",
3899 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3900 "reload_out<mode>"): Expanders removed.
3901 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3902 "reload<mode>_nonoffmem_out"): Expanders added.
3904 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3906 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3907 SRC->DEST replacement failed anyway.
3909 2007-03-28 Mike Stump <mrs@apple.com>
3911 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3912 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3913 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3915 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3917 * config.gcc: Accept barcelona as a variant of amdfam10.
3918 * config/i386/i386.c (override_options): Likewise.
3919 * doc/invoke.texi: Likewise.
3921 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3923 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3924 offsets for BIT_FIELD_REF and COMPONENT_REF.
3926 2007-03-28 Richard Guenther <rguenther@suse.de>
3928 * tree.c (is_global_var): Move ...
3929 * tree-flow-inline.h (is_global_var): ... here.
3930 * tree.h (is_global_var): Remove declaration.
3932 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3934 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3936 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3937 * config/i386/i386.c (ix86_tune_features): Initialize new
3939 * config/i386/predicates.md (promotable_binary_operator): Use
3940 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3942 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3945 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3947 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3949 * config/fr30/fr30.md (movsi_internal): Change destination
3950 constraint from m to V and add m to the end.
3952 2007-03-28 Christian Bruel <christian.bruel@st.com>
3954 * config/sh/sh.md (movsi_i): Fix type attribute.
3956 2007-03-28 Christian Bruel <christian.bruel@st.com>
3958 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3959 (movsf_ie): Likewise.
3961 2007-03-28 Christian Bruel <christian.bruel@st.com>
3963 * config.gcc: Add sh4-300 to multilib.
3964 * config/sh/t-mlib-sh4-300: New file.
3966 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3968 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3969 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3971 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3972 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3973 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3974 "fixuns_trunctddi2"): Whitespace fix.
3976 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3978 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3979 the definition of struct sh_args.
3980 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3981 CALL_COOKIE_INT_REG_GET): Likewise.
3983 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3985 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3986 transformations are applied successfully.
3988 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3990 * tree.c (tree_contains_struct): Permit 512 tree codes.
3991 * tree.h (tree_contains_struct): Ditto.
3992 (MAX_TREE_CODES): Ditto.
3993 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3994 SPARE member to store remaining padding bits.
3996 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3998 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4001 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4003 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4004 * configure: Regenerate.
4006 * configure: Regenerate using the correct version of autoconf.
4008 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4010 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4012 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4013 regs to "__SP_L__" and "__SP_H__".
4015 2007-03-27 Richard Guenther <rguenther@suse.de>
4017 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4018 computations with it with a HOST_WIDE_INT variable.
4020 2007-03-26 Mike Stump <mrs@apple.com>
4022 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4023 objective-c-header, objective-c++-header and objc++-cpp-output
4025 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4027 2007-03-26 Richard Henderson <rth@redhat.com>
4030 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4031 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4032 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4033 IX86_BUILTIN_PSRLQ128): New.
4034 (ix86_init_mmx_sse_builtins): Add them.
4035 (ix86_expand_builtin): Expand them.
4036 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4037 operand 2 be TImode.
4038 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4039 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4040 _mm_srli_epi64): Mark __B const.
4041 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4042 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4043 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4044 new two-vector shift builtins.
4046 2007-03-26 Ian Lance Taylor <iant@google.com>
4048 PR tree-optimization/31345
4049 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4050 [+INF, +INF(OVF)] into VARYING.
4052 2007-03-26 Zack Weinberg <zackw@panix.com>
4054 * gengtype-parse.c: New file.
4055 * gengtype-yacc.y: Delete.
4056 * gengtype-lex.l: Don't include gengtype-yacc.h.
4057 Define YY_DECL and yyterminate appropriately for recursive
4058 descent parser. yylval is now a string out-parameter to yylex.
4059 (HWS, EOID): New shorthand.
4060 (IWORD): Add a couple more types.
4061 (yylex): Add a setup stanza. Remove the complex rules for
4062 detecting GTY'ed types and typedefs; replace with simple
4063 keyword detectors. Adjust everything for the changed
4064 definition of yylval. Ignore all pp-directives, not just #define.
4066 (parse_file): Rename yybegin; do not call yyparse.
4068 * gengtype.c (xasprintf): Export again.
4069 (this_file): New. Use everywhere __FILE__ was being used.
4070 (get_lang_bitmap): Special case types defined in gengtype.c.
4071 (do_typedef, new_structure): Suppress definition of certain types.
4072 (new_structure): Improve diagnostics of duplicate definitions.
4073 Make sure location_s is associated with input.h.
4074 (nreverse_pairs, define_location_structures): New functions.
4075 (main): Improve tagging of kludge types. Remove old kludges
4076 for input.h types; use define_location_structures.
4077 * gengtype.h: Update prototypes. Define token codes here.
4078 * Makefile.in: Remove all references to gengtype-yacc.
4079 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4081 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4082 add GTY((skip)) to the field that's only conditionally there.
4083 * doc/install.texi: Document that Bison is no longer required
4084 unless building treelang.
4086 * gengtype.c: Don't include gtyp-gen.h.
4087 (srcdir): Declare here.
4088 (base_files, lang_dir_names): Allocate dynamically.
4089 (gt_files, num_gt_files, num_lang_dirs): New globals.
4090 (measure_input_list, read_input_line, read_input_list)
4091 (set_lang_bitmap): New functions.
4092 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4093 simplify, relying on read_input_list to set up the bitmaps.
4094 (main): Arguments are no longer unused. Check for correct number
4095 of command line arguments, set srcdir and srcdir_len, then call
4096 read_input_list, before doing anything else. No need to worry
4097 about duplicates in main loop.
4098 * configure.ac: Simplify the calculation of all_gtfiles.
4099 Put language tags in there. Don't set or substitute
4100 all_gtfiles_files_langs or all_gtfiles_files_frags.
4101 * Makefile.in: Revamp the way gengtype is invoked, now that it
4102 takes a file on its command line with a much simpler format.
4103 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4104 (GTFILES): Remove duplicates and C source files.
4105 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4106 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4107 * configure: Regenerate.
4109 * gengtype.h: Remove all type definitions to gengtype.c; leave
4110 only definitions of options_p, type_p, and pair_p as opaque
4111 pointers. Update prototypes.
4112 * gengtype.c: Many type definitions moved here from gengtype.h.
4113 Consolidate type definitions at the top of the file.
4114 (xvasprintf): Delete.
4115 (xasprintf): Make static.
4116 (create_nested_pointer_option): Add 'next' parameter.
4117 (create_field_all, create_field_at): New functions.
4118 (create_field): Now a thin wrapper around create_field_all.
4119 (create_optional_field): Rename create_optional_field_ and add
4120 line argument. Original name is now a macro which supplies
4122 (oprintf): Use vsnprintf directly.
4123 (close_output_files): Use fatal rather than perror/exit.
4124 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4125 (main): Set progname. Don't use exit.
4126 * gengtype-yacc.y (struct_fields): Use create_field_at.
4127 (option, optionseqopt): Delete.
4128 (optionseq): Consolidate productions from option here so we
4129 can use the first argument to create_option.
4131 * gengtype-lex.l: Distinguish unions from structures in the
4132 token type. Don't call find_structure; return the tag as a string.
4133 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4134 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4135 Reorganize typedef_struct production accordingly.
4136 Use create_nested_ptr_option.
4137 * gengtype.c (create_nested_ptr_option): New function.
4138 * gengtype.h: Declare it.
4140 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4141 (string_type): Don't declare.
4142 (do_scalar_typedef): Declare.
4143 (create_scalar_type): Update prototype.
4144 * gengtype.c (string_type): Make static.
4145 (scalar_nonchar, scalar_char): New.
4146 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4147 (resolve_typedef): Use scalar_nonchar for error recovery.
4148 (create_scalar_type): Remove name_len field. Return scalar_char
4149 or scalar_nonchar as appropriate.
4150 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4152 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4154 (main): Initialize scalar_char and scalar_nonchar before calling
4156 * gengtype-lex.l: Adjust for removal of second argument to
4157 create_scalar_type. Use yylval.s instead of yylval.t when
4159 * gengtype-yacc.y: Type of SCALAR is string. Call
4160 create_scalar_type from type:SCALAR rule. Adjust for removal of
4161 second argument to create_scalar_type.
4163 * vec.h: Remove all #if IN_GENGTYPE blocks.
4164 Add comment saying that changes may require adjustments to gengtype.
4165 * gengtype.c: Don't include coretypes.h or tm.h.
4166 Add comment to inclusion of errors.h.
4167 (note_def_vec, note_def_vec_alloc): New functions.
4168 * gengtype.h: Declare new functions.
4169 * gengtype-lex.l: Don't include coretypes.h.
4170 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4172 (update_lineno): Remove unnecessary prototype.
4173 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4174 (VEC rule): Just return VEC_TOKEN.
4175 * gengtype-yacc.y (VEC_TOKEN): New token type.
4176 (type): Add a production for VEC(a,b).
4177 * Makefile.in: Update dependencies.
4179 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4180 typedefs that use the old PARAMS macro.
4182 * gengtype-lex.l: Remove all rules and states relating to yacc
4184 * gengtype-yacc.y: Similarly.
4185 * gengtype.c (note_yacc_type): Delete function.
4186 * gengtype.h: Update prototypes.
4188 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4190 * tree-pretty-print.c (dump_generic_node): Report precision of
4191 unnamed integer types.
4193 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4195 * ifcvt.c (noce_try_store_flag_constants): Don't check
4196 no_new_pseudos here.
4197 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4198 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4199 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4200 noce_try_sign_mask): Likewise.
4201 (if_convert): Check no_new_pseudos here.
4203 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4205 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4206 (noce_get_condition): Handle new then_else_reversed argument.
4207 (noce_init_if_info): Remove, fold into noce_find_if_block.
4208 (noce_process_if_block): Take a struct noce_if_info as the
4209 argument. Don't set up one based on ce_if_info. Update pointer
4210 references accordingly.
4211 (cond_move_process_if_block): Likewise.
4212 (process_if_block): Removed.
4213 (find_if_block): Removed. Move functionality two new functions,
4214 noce_find_if_block and cond_exec_find_if_block.
4215 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4216 blocks and the symmetric IF-ELSE-JOIN case.
4217 (cond_exec_find_if_block): Also new function mostly based on old
4218 find_if_block and process_if_block.
4219 (find_if_header): Replace find_if_block call with separately
4220 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4221 (find_cond_trap): Update noce_get_condition call.
4222 (dead_or_predicable): Likewise.
4224 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4226 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4228 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4229 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4230 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4231 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4232 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4233 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4234 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4235 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4236 __builtin_ia32_psrad128 builtins.
4238 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4240 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4241 * config/i386/constraints.md
4242 (define_constraint "I"): Use IN_RANGE macro.
4243 (define_constraint "J"): Ditto.
4244 (define_constraint "K"): Ditto.
4245 (define_constraint "M"): Ditto.
4246 (define_constraint "N"): Ditto.
4247 (define_constraint "O"): Ditto.
4248 * config/i386/predicates.md
4249 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4250 (define_predicate "const_0_to_3_operand"): Ditto.
4251 (define_predicate "const_0_to_7_operand"): Ditto.
4252 (define_predicate "const_0_to_15_operand"): Ditto.
4253 (define_predicate "const_0_to_63_operand"): Ditto.
4254 (define_predicate "const_0_to_255_operand"): Ditto.
4255 (define_predicate "const_1_to_31_operand"): Ditto.
4256 (define_predicate "const_2_to_3_operand"): Ditto.
4257 (define_predicate "const_4_to_7_operand"): Ditto.
4259 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4261 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4262 in SImode for save_world.
4263 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4266 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4268 PR tree-optimization/30784
4269 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4272 2007-03-25 Revital Eres <eres@il.ibm.com>
4274 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4275 Fold movement_possibility function into it.
4277 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4279 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4280 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4281 (call_indirect_nonlocal_darwin64): Same.
4282 (call_nonlocal_darwin64): Same.
4283 (call_value_indirect_nonlocal_darwin64): Same.
4284 (call_value_nonlocal_darwin64): Same.
4285 (sibcall_nonlocal_darwin64): Same.
4286 (sibcall_value_nonlocal_darwin64): Same.
4287 (sibcall_symbolic_64): Same.
4288 (sibcall_value_symbolic_64): Same.
4289 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4291 (rs6000_emit_load_toc_table): Same.
4292 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4293 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4299 (load_toc_v4_pic_si): Same
4300 (load_toc_v4_PIC_1): Same.
4301 (load_toc_v4_PIC_1b): Same.
4302 (call_indirect_aix{32,64}): Same.
4303 (call_value_indirect_aix{32,64}): Same.
4306 (call_local{32,64}): Same.
4307 (call_value_local{32,64}): Same.
4308 (call_indirect_nonlocal_aix{32,64}): Same.
4309 (call_nonlocal_aix{32,64}): Same.
4310 (call_value_indirect_nonlocal_aix{32,64}): Same.
4311 (call_value_nonlocal_aix{32,64}): Same.
4312 (call_indirect_nonlocal_sysv<mode>): Same.
4313 (call_nonlocal_sysv<mode>): Same.
4314 (call_value_indirect_nonlocal_sysv<mode>): Same.
4315 (call_value_nonlocal_sysv<mode>): Same.
4317 (sibcall_local{32,64}): Same.
4318 (sibcall_value_local{32,64}): Same.
4319 (sibcall_nonlocal_aix{32,64}): Same.
4320 (sibcall_value_nonlocal_aix{32,64}): Same.
4321 (sibcall_nonlocal_sysv<mode>): Same.
4322 (sibcall_value): Same.
4323 (sibcall_value_nonlocal_sysv<mode>): Same.
4325 2007-03-24 Paul Brook <paul@codesourcery.com>
4327 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4328 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4330 2007-03-24 Richard Henderson <rth@redhat.com>
4332 * config/ia64/constraints.md: New file.
4333 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4334 satisfies_constraint_?.
4335 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4336 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4337 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4338 ia64_output_mi_thunk): Likewise.
4339 (ia64_const_ok_for_letter_p): Remove.
4340 (ia64_const_double_ok_for_letter_p): Remove.
4341 (ia64_extra_constraint): Remove.
4342 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4343 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4344 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4345 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4346 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4347 EXTRA_MEMORY_CONSTRAINT): Remove.
4348 * config/ia64/ia64.md: Include constriants.md. Replace
4349 CONST_OK_FOR_? with satisfies_constraint_?.
4351 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4352 H.J. Lu <hongjiu.lu@intel.com>
4354 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4356 (name macros): Use DPD_BID_NAME to convert names properly.
4358 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4359 decimal floating point format.
4360 (init_floating_libfuncs): Change decimal functions so that they
4361 have a "bid_" prefix if the decimal system uses the BID format,
4362 and "dpd_" prefix if the decimal system uses the DPD format.
4363 (init_interclass_conv_libfuncs): Ditto.
4364 (init_intraclass_conv_libfuncs): Ditto.
4366 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4367 using the BID format.
4369 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4370 whether we are using the BID decimal format.
4371 * configure: Regenerate.
4373 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4374 the compiler has decimal floating point enabled. Define
4375 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4378 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4379 using the BID format.
4381 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4382 whether we are using the BID decimal format.
4383 * configure: Regenerate.
4385 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4386 the compiler has decimal floating point enabled. Define
4387 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4390 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4391 options, and that it is enabled for i386/x86_64 systems.
4393 * Makefile.in (enable_decimal_float): New.
4395 (DECNUMINC): Add -I$(DECNUMFMT).
4396 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4397 to $(DECNUMFMT) from $(DECNUM).
4399 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4400 Substitute enable_decimal_float.
4401 * configure: Regenerated.
4404 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4407 * configure.ac: Enable decimal float for x86_64-*-linux*.
4408 * configure: Regenerated.
4411 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4412 decimal128ClearSign to flip and clear the sign bit in decimal128.
4413 (decimal_real_maxval): Set decimal128SetSign to set the sign
4416 2007-03-23 Ian Lance Taylor <iant@google.com>
4418 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4420 2007-03-23 Ian Lance Taylor <iant@google.com>
4422 * tree-dump.c (dump_files): Correct comment.
4424 2007-03-23 Ian Lance Taylor <iant@google.com>
4426 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4428 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4430 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4431 in cfglayout mode. Don't go into and out of cfglayout mode.
4432 Link the blocks in the order of the constructed traces.
4433 (rest_of_handle_tracer): Adjust call to tracer.
4434 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4435 Don't go into cfglayout mode.
4436 (rtl_loop_done): Don't go out of cfglayout mode.
4437 * cfglayout.c (relink_block_chain): New function, split out from...
4438 (fixup_reorder_chain): ...here. Remove redundant checking.
4439 (cfg_layout_finalize): Don't clear the header, footer, and aux
4440 fields here, move the code to do so to relink_block_chain. Likewise
4441 for free_original_copy_tables.
4442 * rtl.h (tracer): Update prototype.
4443 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4444 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4445 mode. Use relink_block_chain to serialize the CFG according to the
4446 new basic block order. Move targetm.cannot_modify_jumps_p check from
4448 (gate_handle_reorder_blocks): ...to here.
4449 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4451 (gate_duplicate_computed_gotos): ...to here.
4452 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4453 something always changes when going into and out of cfglayout mode.
4454 Perform an expensive cfg cleanup while going into cfglayout mode.
4455 Always update liveness information on HAVE_conditional_execution
4456 targets. Reserialize the basic blocks and go out of cfglayout mode.
4457 * reg-stack.c: Include cfglayout.h.
4458 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4459 the call to reorder_basic_blocks.
4460 * basic-block.h (reorder_basic_blocks): Update prototype.
4461 (relink_block_chain): New prototype.
4462 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4464 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4466 * config/mips/mips.md (type, hazard, *movdi_32bit,
4467 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4468 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4469 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4470 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4471 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4473 (movcc): Change first xfer to multi.
4474 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4475 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4476 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4477 config/mips/generic.md: Change reservations using "xfer" to use
4479 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4480 using match_operand.
4481 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4482 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4484 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4486 2007-03-22 Richard Henderson <rth@redhat.com>
4488 * config/i386/i386.c: Remove unnecessary function declarations.
4489 Move targetm definition, and all related macros, to the end of
4490 the file. Resort some functions to put definitions before uses.
4491 (ix86_attribute_table): Make static. Move to end of file.
4492 (ix86_gimplify_va_arg): Make static.
4494 2007-03-22 Richard Henderson <rth@redhat.com>
4496 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4497 don't increase local_regparm with force_align_arg_pointer check.
4498 (ix86_function_sseregparm): Assert 32-bit.
4499 (type_has_variadic_args_p): New.
4500 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4501 type_has_variadic_args_p.
4502 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4503 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4504 use memset instead. Do maybe_vaarg check first; skip attribute
4505 tests if true; skip attribute tests for 64-bit.
4506 (construct_container): Remove TARGET_DEBUG_ARG.
4507 (function_arg_advance_32, function_arg_advance_64): Split out ...
4508 (function_arg_advance): ... from here.
4509 (function_arg_32, function_arg_64): Split out ...
4510 (function_arg): ... from here.
4511 (ix86_pass_by_reference): Tidy.
4512 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4513 (function_value_32): New, from parts of ix86_function_value
4514 and ix86_value_regno.
4515 (function_value_64): New, from parts of ix86_function_value
4516 and ix86_libcall_value.
4517 (ix86_function_value_1): New.
4518 (ix86_function_value, ix86_libcall_value): Use it.
4519 (return_in_memory_32, return_in_memory_64): Split out ...
4520 (ix86_return_in_memory): ... from here.
4521 (ix86_struct_value_rtx): Skip for 64-bit.
4522 (ix86_libcall_value, ix86_value_regno): Remove.
4523 (setup_incoming_varargs_64): Split out ...
4524 (ix86_setup_incoming_varargs): ... from here.
4525 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4526 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4527 * config/i386/i386-protos.h (ix86_function_value): Remove.
4528 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4530 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4533 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4534 infinities not supported, otherwise emit warning if -Woverflow. On
4535 underflow, emit warning if -Woverflow.
4536 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4538 * real.h (real_from_string): Update declaration
4540 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4541 Richard Henderson <rth@redhat.com>
4543 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4544 * calls.c (compute_argument_block_size, expand_call,
4545 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4546 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4547 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4548 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4549 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4550 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4551 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4552 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4555 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4557 * c-incpath.c (add_sysroot_to_chain): New.
4558 (merge_include_chains): Add sysroot argument. Call
4559 add_sysroot_to_chain if sysrooted.
4560 (register_include_chains): Update call to merge_include_chains.
4561 * doc/cppopts.texi: Document use of '=' in include directory
4564 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4567 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4568 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4569 insn pattern using X87MODEF12 mode macro.
4571 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4573 * regmove.c (regmove_optimize): Use reg_mentioned_p
4574 instead of reg_overlap_mentioned_p for DST.
4576 2007-03-21 Mike Stump <mrs@apple.com>
4578 * c.opt: Fixup for Objective-C/C++.
4580 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4582 * explow.c (convert_memory_address): Fold memory reference when
4583 POINTERS_EXTEND_UNSIGNED < 0
4585 2007-03-21 Richard Henderson <rth@redhat.com>
4588 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4589 * config/i386/mmintrin.h (__m64): Likewise.
4590 * config/i386/xmmintrin.h (__m128): Likewise.
4592 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4594 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4595 (VXWORKS_OS_CPP_BUILTINS): Define.
4596 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4597 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4599 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4601 * rtl.h (constant_pool_reference_p): Delete.
4602 (find_constant_src): Declare.
4603 * rtlanal.c (find_constant_src): New function.
4604 * simplify-rtx.c (constant_pool_reference_p): Delete.
4605 * config/i386/i386.md: Use find_constant_src instead of
4606 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4608 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4610 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4611 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4613 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4615 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4616 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4617 (arm_elf_asm_constructor): Use it.
4618 (arm_elf_asm_destructor): New function.
4620 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4622 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4624 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4626 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4628 2007-03-19 Andrew Haley <aph@redhat.com>
4630 PR tree-optimization/31264
4631 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4634 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4636 PR rtl-optimization/30907
4637 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4638 (fwprop_init): Always call loop_optimizer_initialize.
4639 (fwprop_done): Always call loop_optimizer_finalize.
4640 (fwprop): We always have loop info now.
4641 (gate_fwprop_addr): Remove.
4642 (pass_fwprop_addr): Use gate_fwprop as gate.
4644 PR rtl-optimization/30841
4645 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4646 df_chain_alloc): Call df_reorganize_refs unconditionally.
4647 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4648 refs_organized to refs_organized_size.
4649 (df_ref_create_structure): Use refs_organized_size instead of
4650 bitmap_size if refs had been organized, and keep refs_organized_size
4652 * df.h (struct df_ref_info): Change refs_organized to
4653 refs_organized_size.
4654 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4657 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4659 * except.c (output_function_exception_table): Do not reference the
4660 EH personality routine for functions that do not require an
4663 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4666 * c-typeck.c (convert_for_assignment): Call comptypes for
4667 RECORD_TYPE or UNION_TYPE.
4670 * reload1.c (reload): Do invalid ASM checking after
4671 cleanup_subreg_operands.
4673 2007-03-19 Jeff Law <law@redhat.com>
4675 * tree-cfg.c (find_taken_edge): Tighten conditions for
4676 optimizing computed gotos.
4678 2007-03-19 Michael Matz <matz@suse.de>
4680 * builtins.c (expand_builtin_sync_operation,
4681 expand_builtin_compare_and_swap,
4682 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4685 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4686 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4689 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4691 * doc/tm.texi: Add brackets around the return type of
4692 TARGET_SECONDARY_RELOAD.
4694 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4695 Richard Guenther <rguenther@suse.de>
4697 PR tree-optimization/31254
4698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4699 Use handled_component_p () where appropriate. Continue
4700 propagating into the rhs if we propagated into an INDIRECT_REF
4703 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4705 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4706 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4707 (xde, xdee): Mode attributes adjusted to support DFP modes.
4708 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4709 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4710 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4711 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4712 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4713 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4714 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4716 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4717 "movsf"): Insn definitions removed.
4718 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4719 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4720 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4722 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4723 "reload_in<mode>", "reload_out<mode>"): Expander added.
4724 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4727 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4729 * config/s390/s390.md: Only non-functional changes. Renamed
4730 FPR mode macro to BFP all over the file.
4732 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4734 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4735 (op_type attribute): RRF instruction type added.
4736 (fT0): New mode attribute.
4737 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4738 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4739 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4740 no secondary memory is needed when moving DFmode values between GPRs
4743 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4745 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4746 inverted and documentation adjusted.
4747 ("mhard-dfp", "msoft-dfp"): New options.
4748 * config/s390/s390.c (s390_handle_arch_option): New architecture
4750 (override_options): Sanity checks for the new options added.
4751 * config.gcc: New architecture switch: z9-ec.
4752 * config/s390/s390.h (processor_flags): PF_DFP added.
4753 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4754 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4755 when the bit is NOT set so remove it from the defaults.
4757 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4759 * genemit.c (main): Print include statement for dfp.h.
4760 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4763 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4765 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4767 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4770 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4773 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4775 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4776 attr_length_call, output_call, output_indirect_call): Cleanup
4777 formatting of targetm calls.
4779 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4781 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4783 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4785 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4786 reservation, bypass and anti-bypass descriptions for these instructions.
4787 Update move patterns.
4788 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4791 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4793 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4794 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4795 (get_initial_def_for_reduction): Likewise.
4797 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4799 Fix PR tree-optimization/29922
4800 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4801 (get_representative): Removed.
4802 (value_dies_in_block_x): Update for rvuse removal.
4803 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4804 (compute_antic_aux): Handle when PHI nodes appear in
4805 non-single-successors.
4806 (dump_bitmap_of_names): Removed.
4807 (compute_antic_safe): Renamed and removed rvuse calculation.
4808 Calculate only antic safe.
4809 (insert_into_preds_of_block): Remove assert.
4810 (execute_pre): Update for renamed functions.
4811 (defer_or_phi_translate_block): New function.
4813 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4815 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4816 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4818 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4819 Follow spelling conventions.
4821 * tree-data-ref.h: Remove the prototype for analyze_array.
4823 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4825 PR tree-optimization/31041
4826 * tree-vect-transform.c (get_initial_def_for_induction): Call
4827 force_gimple_operand.
4829 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4831 * ipa-type-escape.c (look_for_casts) : Revert code to use
4832 handled_component_p due to ada test a-numaux.adb.
4834 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4836 * final.c (final_scan_insn): Alter the condition of a
4837 conditional trap if we have nonstandard CC.
4839 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4841 * configure.ac: Remove excess quoting from asm line 0 test.
4842 * configure: Rebuilt.
4844 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4846 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4847 * c-common.c (convert_and_check): Move warning logic to...
4848 (warnings_for_convert_and_check): ...here. Define.
4849 * c-common.h (warnings_for_convert_and_check): Declare.
4851 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4853 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4854 (output_call): Likewise.
4856 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4858 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4860 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4862 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4864 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4866 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4867 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4869 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4871 PR tree-optimization/31183
4872 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4873 Use double_int instead of unsigned int for representing access_strides.
4874 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4876 2007-03-16 Richard Guenther <rguenther@suse.de>
4878 PR tree-optimization/31146
4879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4880 to allow recursion of forward_propagate_addr_expr.
4881 (forward_propagate_addr_into_variable_array_index): Likewise.
4882 (forward_propagate_addr_expr): Likewise.
4883 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4884 (forward_propagate_addr_expr_1): Recurse on simple copies
4885 instead of propagating into them. Do so for useless conversions
4887 (forward_propagate_addr_expr): Clean up unused statements after
4890 2007-03-16 Richard Guenther <rguenther@suse.de>
4892 * builtins.c (expand_builtin_cexpi): Use the right argument
4893 for the expansion via cexp.
4895 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4897 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4898 * configure: Rebuilt.
4900 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4903 * dwarf2out.c (force_type_die): Adjust comment.
4904 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4906 2007-03-15 DJ Delorie <dj@redhat.com>
4908 * config/frv/predicates.md (minmax_operator): Don't check operands
4911 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4913 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4914 Update constant estimates of number of iterations.
4915 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4916 argument renamed to "realistic".
4917 (compute_estimated_nb_iterations): Removed.
4918 (record_niter_bound): New function.
4919 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4920 call record_nonwrapping_iv with upper = false.
4921 (infer_loop_bounds_from_signedness): Pass upper argument to
4922 record_nonwrapping_iv.
4923 (estimate_numbers_of_iterations_loop): Do not call
4924 compute_estimated_nb_iterations. Record estimate based on profile
4925 information. Initialize the constant estimates of number of
4927 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4929 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4930 number of iterations is too small.
4931 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4932 (EST_NOT_AVAILABLE): Removed.
4933 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4934 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4937 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4939 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4940 Handle NE_EXPR guards.
4942 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4945 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4946 Set also -pedantic-errors by default for the preprocessor unless
4947 -fpermissive is given.
4949 2007-03-15 Richard Guenther <rguenther@suse.de>
4953 * builtins.c (expand_builtin_cexpi): As a fallback if we
4954 don't have builtins for sincos or cexp create a function
4955 declaration for cexp and expand to a call to that.
4956 (expand_builtin_int_roundingfn): Always fall
4957 back to floor/ceil and its variants even if they may be
4960 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4963 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4964 jump tables, move the call to delete_dead_jumptables from here...
4965 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4966 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4967 don't allow merging of blocks that try_redirect_by_replacing_jump
4968 also does not handle when not optimizing.
4970 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4971 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4973 * config/i386/i386.md (x86_sahf_1): Correctly handle
4976 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4979 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4980 x86_64_general_operand as operand[2] predicate. Remove "iF"
4981 from operand constraints and use "e" constraint instead.
4982 (*subti3_1, *subti3_1 splitter): Ditto.
4983 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4984 operand[1] predicate.
4986 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4988 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4989 arrays, multiply the access strides by the size of the sub-array.
4990 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4992 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4994 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4995 the configured assembler supports the sahf mnemonic.
4996 * configure: Regenerate.
4997 * config.in: Regenerate.
4999 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5000 emit "sahf" or ".byte\t0x9e" as asm template.
5002 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5005 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5006 option to replace hard coded TARGET_xxx in md file.
5007 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5008 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5009 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5010 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5011 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5012 (X86_TUNE_NOT_VECTORMODE): Ditto.
5013 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5014 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5015 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5016 (TUNE_SLOW_IMUL_IMM8): Ditto.
5017 (TUNE_MOVE_M1_VIA_OR): Ditto.
5018 (TUNE_NOT_UNPAIRABLE): Ditto.
5019 (TUNE_NOT_VECTORMODE): Ditto.
5021 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5024 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5025 tuning options instead of hard coded TARGET_xxx.
5026 (fix ssemode peephole2's): Ditto.
5027 (imul peephole2's): Ditto.
5029 (movdi_or_rex64): Ditto.
5030 (move peephole2): Ditto.
5031 (not peephole2's): Ditto.
5033 2007-03-14 Dirk Mueller <dmueller@suse.de>
5035 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5036 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5037 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5039 * c-parser.c (c_parser_do_statement): Warn about empty body in
5041 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5042 * doc/invoke.texi (-Wempty-body): Update documentation.
5044 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5047 * c-common.h (warn_for_div_by_zero): Declare.
5048 * c-common.c (warn_for_div_by_zero): Define.
5049 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5052 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5054 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5055 to PREFIX and STANDARD_PREFIX.
5057 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5058 Phil Edwards <phil@codesourcery.com>
5060 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5061 (__gthread_once_t): Remove busy field for RTPs.
5062 (__GTHREAD_ONCE_INIT): Update accordingly.
5064 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5066 * doc/invoke.texi: Document VxWorks options.
5068 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5070 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5072 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5074 PR tree-optimization/30590
5075 * tree-nrv.c (tree_nrv): Check for the partial update of the
5078 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5080 * flags.h (flag_random_seed): Remove declaration, in favor of...
5081 * toplev.h (get_random_seed, set_random_seed): ... these.
5082 * tree.c (get_file_function_name): Use the former.
5083 * opts.c (common_handle_option): Use the latter.
5086 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5089 * cse.c (cse_find_path): Do not bail out if a basic block that
5090 we already visited now becomes part of a path that starts at a
5091 different basic block. Just disallow this, to make sure we
5092 visit each basic block at most once.
5094 2007-03-13 Jan Hubicka <jh@suse.cz>
5096 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5097 when profile esitmate is present, calls with very low frequency are
5100 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5102 PR tree-optimization/30730
5103 PR tree-optimization/26900
5104 * tree-ssa-loop-niter.c: Include gmp.h.
5106 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5107 split_to_var_and_offset, determine_value_range,
5108 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5109 bound_difference, bounds_add, bounds_negate,
5110 number_of_iterations_ne_max, dump_affine_iv): New functions.
5111 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5112 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5113 difference of initial and final value of control iv to validate
5115 (number_of_iterations_cond): Add loop parameter. Determine bounds
5116 on the difference of the extremes of the control iv. Add dumps.
5117 (expand_simple_operations): Handle phi nodes.
5118 (simplify_using_initial_conditions): Do not record used conditions.
5119 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5120 Do not set additional_info.
5121 (implies_nonnegative_p, implies_ge_p): Removed.
5122 (derive_constant_upper_bound): Do not use parameter `additional'.
5123 (record_estimate): Parameter `additional' removed. Parameter
5124 `i_bound' added. Do not call derive_constant_upper_bound.
5125 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5126 bound the number of iterations estimate.
5127 (estimate_numbers_of_iterations_loop): Pass the estimate from
5128 the number of iterations analysis to record_estimate.
5129 * tree.h (multiple_of_p): Declare.
5130 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5131 (scev_const_prop): Do not check expression_expensive_p.
5132 * fold-const.c (multiple_of_p): Exported.
5133 * double-int.c (double_int_mask): Exported.
5134 * double-int.h (double_int_mask): Declare.
5135 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5136 field. Added max field.
5138 2007-03-13 David Taylor <taylor@candd.org>
5141 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5144 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5147 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5148 two unamed patterns.
5150 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5152 * config/i386/i386.opt (mcx16, msahf): New options.
5153 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5154 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5156 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5157 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5158 Output -mcx16 and -msahf options when corresponding bit is set.
5160 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5163 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5165 * configure.ac: Test for assembler tolerance to # 0 "".
5166 * configure, config.in: Rebuilt.
5167 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5169 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5171 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5173 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5174 (handle_syscall): Handle direct system calls.
5175 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5177 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5179 * doc/invoke.texi: Fix cpp.info cross-reference.
5180 * doc/passes.texi: Fix gcc.info cross-reference.
5182 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5184 PR tree-optimization/30835
5185 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5186 bb_for_stmt is not NULL before accessing it.
5188 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5190 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5193 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5196 * doc/install.texi: Document --enable-stage1-languages
5198 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5200 * tree-pass.h (pass_into_cfg_layout_mode,
5201 pass_outof_cfg_layout_mode): Declare.
5202 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5203 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5204 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5205 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5207 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5209 * c-decl.c (warn_variable_length_array): New function.
5210 Refactored from grokdeclarator to handle warn_vla
5211 and handle unnamed array case.
5212 (grokdeclarator): Refactored VLA warning case.
5213 * c.opt (Wvla): New flag.
5214 * doc/invoke.texi (Wvla): New warning.
5216 2007-03-12 Richard Henderson <rth@redhat.com>
5218 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5219 (TARGET_SECTION_TYPE_FLAGS): New.
5221 2007-03-12 Richard Henderson <rth@redhat.com>
5223 * config/darwin.c (machopic_reloc_rw_mask): New.
5224 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5225 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5227 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5229 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5230 * cppdefault.h (cpp_PREFIX): Document.
5231 (cpp_PREFIX_len): Likewise.
5232 (cpp_EXEC_PREFIX): New variable.
5233 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5234 * c-incpath.c (add_standard_paths): Correct logic for relocating
5235 paths within prefix.
5237 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5240 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5242 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5243 fix_truncdfdi_sse using SSEMODEF mode macro.
5244 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5245 fix_truncdfsi_sse using SSEMODEF mode macro.
5246 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5247 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5249 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5251 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5254 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5256 * tree.h : Add multiple_of_p declaration.
5257 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5258 * ipa-type-escape.c (results_of_malloc): Redundant.
5259 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5260 (cast_type): Extended with new members.
5261 (check_cast): Returns cast_type.
5262 (cast): New structure for data of walk_use_def_chains.
5263 (is_malloc_result, is_cast_from_non_pointer_1,
5264 is_cast_from_non_pointer,
5265 is_array_access_through_pointer_and_index): New functions.
5266 (look_for_casts): Returns cast types.
5267 (check_call): Returns void.
5268 (okay_pointer_operation): Use support of pointer plus index,
5269 pointer plus constant and allow all multiplications.
5271 2007-03-11 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/31115
5274 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5275 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5276 A shift count of zero is not special as with *_DIV_EXPR.
5277 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5280 2007-03-11 Ian Lance Taylor <iant@google.com>
5282 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5283 the *_DIV_EXPR codes correctly with overflow infinities.
5285 2007-03-11 Ira Rosen <irar@il.ibm.com>
5287 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5288 indicate success/failure of the analysis. Add negation to subtrahend
5289 in case of subtraction. Fail if both operands contain constants.
5290 (create_data_ref): Fail if analyze_offset fails.
5292 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5294 * config/i386/i386.md (frndintxf2): Rename to ...
5295 (rintxf2): ... this. Remove expander having same name.
5296 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5297 (roundsf2, rounddf2): Ditto.
5298 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5299 (lround<mode>di2, lround<mode>si2): Ditto.
5301 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5303 * lower-subreg.c: Include except.h.
5304 (decompose_multiword_subregs): Verify that the only control flow
5305 insns we can split are loads to multi-words pseudos.
5306 Handle breaking such blocks after splitting, instead of calling
5307 find_many_sub_basic_blocks.
5309 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5310 on the new basic block. Add a lengthy comment explaining why we
5311 thought this was necessary.
5312 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5314 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5317 * tree.c (walk_type_fields): Recurse into the element type of
5318 ARRAY_TYPEs if there is a pointer set.
5320 2007-03-10 Dirk Mueller <dmueller@suse.de>
5322 * c-common.c (warn_logical_operator): Fix condition.
5324 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5326 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5328 * config/darwin.c (machopic_select_section): Remove superfluous
5329 argument in call to categorize_decl_for_section. Remove unused
5332 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5334 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5336 * configure: Regenerate.
5338 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5341 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5342 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5343 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5344 Add LABEL_NUSES to emitted label.
5345 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5346 branch probability value to emitted jump insn.
5347 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5348 Do not check life information and do not re-arrange input operands
5349 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5351 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5353 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5354 the change of decode_asm_operands.
5356 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5358 * mode-switching.c (create_pre_exit): Skip blockage insn.
5360 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5362 * tree-pass.h (TODO_update_smt_usage): Remove.
5364 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5368 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5370 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5371 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5372 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5375 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5377 * gcc.c: Document %{, in big comment at top.
5378 (input_suffix_matches): Remove special handling for .s and
5380 (input_spec_matches): New.
5381 (handle_braces): Handle %{,.
5382 (validate_switches): ',' indicates a value which is not a switch.
5383 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5384 to detect assembler input.
5385 * config/i386/sol2.h (CPP_SPEC): Likewise.
5386 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5387 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5388 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5389 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5390 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5391 -m64 causes deployment target to default to 10.5.
5392 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5394 2007-03-09 Richard Henderson <rth@redhat.com>
5397 * target.h (targetm.asm.out.reloc_rw_mask): New.
5398 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5399 (TARGET_ASM_OUT): Use it.
5400 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5401 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5402 use the new reloc_rw_mask target hook instead.
5403 (default_section_type_flags_1): Merge into...
5404 (default_section_type_flags): ... here.
5405 (decl_readonly_section_1): Merge into...
5406 (decl_readonly_section): ... here.
5407 (default_elf_select_section_1): Merge into...
5408 (default_elf_select_section): ... here.
5409 (default_unique_section_1): Merge into...
5410 (default_unique_section): ... here.
5411 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5412 (default_select_rtx_section): Use it.
5413 (default_elf_select_rtx_section): Likewise.
5414 * output.h: Update to match.
5415 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5416 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5417 (TARGET_ASM_RELOC_RW_MASK): New.
5418 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5419 to categorize_decl_for_section.
5420 (x86_64_elf_unique_section): Likewise.
5421 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5422 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5423 (TARGET_ASM_RELOC_RW_MASK): New.
5424 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5425 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5426 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5427 (TARGET_RWRELOC): Remove.
5428 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5429 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5430 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5431 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5432 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5433 (rs6000_xcoff_select_section): Use decl_readonly_section.
5434 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5435 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5436 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5437 (TARGET_SECTION_TYPE_FLAGS): Remove.
5438 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5440 2007-03-09 Roger Sayle <roger@eyesopen.com>
5442 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5443 complex constant equality/inequality comparisons for here.
5444 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5445 known at compile-time or can be simplified to a scalar comparison.
5446 (fold_relational_const): Move compile-time evaluation of complex
5447 constant equality/inequality comparisons to here.
5449 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5451 PR rtl-optimization/30643
5452 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5454 (fold_rtx): Recurse, like before 2006-11-03.
5456 2007-03-09 DJ Delorie <dj@redhat.com>
5458 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5461 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5463 PR tree-optimization/30375
5464 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5465 LHS of statements is not the same.
5466 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5468 2007-03-09 Chao-ying Fu <fu@mips.com>
5470 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5472 * doc/invoke.texi (-mdspr2): Document new option.
5473 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5474 New unspec for DSP REV 2.
5475 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5476 these instructions are extended in DSP REV 2.
5477 (mips-dspr2.md): Include.
5478 * config/mips/mips.opt (mdspr2): New option.
5479 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5480 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5481 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5482 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5483 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5484 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5485 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5487 (bdesc_map): Add one field of unsupported_target_flags.
5488 (bdesc_arrays): Update entries to have extra fields. Add
5490 (mips_init_builtins): Initialize new function types.
5491 Check unsupported_target_fileds to filter out builtins.
5492 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5494 (ASM_SPEC): Pass mdspr2 to the assembler.
5495 * config/mips/mips-dspr2.md: New file.
5497 2007-03-09 Sa Liu <saliu@de.ibm.com>
5499 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5501 2007-03-09 Ian Lance Taylor <iant@google.com>
5503 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5504 argument) like -Wstrict-overflow=2.
5505 * doc/invoke.texi (Warning Options): Update documentation.
5507 2007-03-09 Dirk Mueller <dmueller@suse.de>
5510 * doc/invoke.texi (-Wlogical-op): Document.
5511 * common.opt (-Wlogical-op): New.
5512 * c-common.h (warn_logical_operator): Declare.
5513 * c-common.c (warn_logical_operator): Define.
5514 * c-typeck.c (parser_build_binary_op): Call
5515 warn_logical_operator.
5517 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5519 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5520 * final.c (final_scan_insn): Test for non-"" file name.
5522 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5524 * doc/loop.texi: Document the Omega linear constraints solver.
5525 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5526 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5527 omega-hash-table-size, omega-max-keys, and
5528 omega-eliminate-redundant-constraints.
5529 * tree-pass.h (pass_check_data_deps): Declared.
5532 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5533 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5534 pass_check_data_deps): New.
5535 * tree-data-ref.c (init_data_ref): Remove declaration.
5536 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5537 (analyze_array): Renamed init_array_ref, move up initializations.
5538 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5539 Removed arguments that are set to NULL.
5540 (analyze_indirect_ref): Correct indentation, correct call to
5542 (object_analysis): Call init_array_ref instead of analyze_array.
5543 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5544 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5545 of DR_ACCESS_FNS_ADDR.
5546 (init_omega_eq_with_af, omega_extract_distance_vectors,
5547 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5548 ddr_consistent_p): New.
5549 (compute_affine_dependence): Check consistency of ddrs when
5550 flag_check_data_deps is passed.
5551 (analyze_all_data_dependences): Uncomment.
5552 (tree_check_data_deps): New.
5553 * tree-data-ref.h: Include omega.h.
5554 (DR_ACCESS_FNS_ADDR): Removed.
5555 (data_dependence_relation): Add inner_loop.
5556 (DDR_INNER_LOOP): New.
5557 * common.opt (fcheck-data-deps): New.
5558 * tree-flow.h (tree_check_data_deps): Declare.
5559 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5560 (OBJS-common): Depend on omega.o.
5562 * passes.c (pass_check_data_deps): Scheduled.
5563 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5564 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5565 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5566 PARAM_VECT_MAX_VERSION_CHECKS,
5567 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5569 2007-03-09 Richard Guenther <rguenther@suse.de>
5571 PR tree-optimization/30904
5573 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5574 the same way as *_DIV_EXPR.
5576 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5578 * recog.c (decode_asm_operands): No mixed declarations and code.
5580 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5582 * rtl.def (ASM_INPUT): Add location.
5583 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5584 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5585 (decode_asm_operands): Add loc operand.
5586 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5587 * stmt.c (expand_asm): Rename to...
5588 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5589 gen_rtx_ASM_INPUT_loc.
5590 (expand_asm_expr): Adjust.
5591 * recog.c (decode_asm_operands): Add loc operand.
5592 (check_asm_operands, extract_insn): Adjust.
5593 * reload1.c (maybe_fix_stack_asms): Likewise.
5594 * final.c (asm_insn_count): Likewise.
5595 (final_scan_insn): Output # line before and after asm.
5597 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5599 * tree-ssa-structalias.c (variable_info): Remove
5601 (new_var_info): Ditto.
5602 (shared_bitmap_info_t): New structure.
5603 (shared_bitmap_table): New variable.
5604 (shared_bitmap_hash): New function.
5605 (shared_bitmap_eq): Ditto
5606 (shared_bitmap_lookup): Ditto.
5607 (shared_bitmap_add): Ditto.
5608 (merge_smts_into): Change to take bitmap directly.
5609 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5610 (init_alias_vars): Init shared bitmap hashtable.
5611 (delete_points_to_sets): Delete shared bitmap hashtable.
5612 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5613 is_aliased removal as a change that was still necessary was
5616 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5618 * config/i386/i386.h (override_options): Conditionally disable
5619 x86_sahf for 64bit targets only.
5621 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5624 * c-decl.c (merge_decls): Don't call make_var_volatile.
5625 * varasm.c (make_var_volatile): Remove.
5626 * output.h (make_var_volatile): Remove.
5628 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5630 PR tree-optimization/31085
5631 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5633 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5635 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5636 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5637 ATTR_CONST_NOTHROW_LIST.
5639 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5642 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5644 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5646 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5649 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5651 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5652 passed, use shared libgcc.
5654 2007-03-08 Roger Sayle <roger@eyesopen.com>
5656 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5657 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5658 (honor_protect_cleanup_actions, lower_try_finally_switch):
5660 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5661 ifc_temp_var): Likewise.
5662 * tree-inline.c (setup_one_parameter): Likewise.
5663 * tree-mudflap.c (mf_decl_cache_locals,
5664 mf_build_check_statement_for): Likewise.
5665 * tree-nested.c (init_tmp_var, save_tmp_var,
5666 finalize_nesting_tree_1): Likewise.
5667 * tree-outof-ssa.c (insert_copy_on_edge,
5668 insert_backedge_copies): Likewise.
5669 * tree-profile.c (tree_gen_edge_profiler,
5670 tree_gen_ic_profiler): Likewise.
5671 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5672 * tree-sra.c (sra_build_assignment): Likewise.
5673 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5674 * tree-ssa-math-opts.c (insert_reciprocals,
5675 execute_cse_sincos_1): Likewise.
5676 * tree-tailcall.c (adjust_accumulator_values,
5677 adjust_return_value): Likewise.
5678 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5679 * tree-vect-transform.c (vect_create_data_ref_ptr,
5680 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5681 vect_create_epilog_for_reduction, vectorizable_reduction,
5682 vectorizable_call, vectorizable_conversion,
5683 vectorizable_assignment, vectorizable_operation,
5684 vectorizable_type_demotion, vect_gen_widened_results_half,
5685 vect_permute_store_chain, vectorizable_store,
5686 vect_setup_realignment, vect_permute_load_chain,
5687 vectorizable_load, vectorizable_condition,
5688 vect_create_cond_for_align_checks): Likewise.
5689 * tree-vrp.c (build_assert_expr_for): Likewise.
5691 2007-03-08 Ian Lance Taylor <iant@google.com>
5693 * tree-vrp.c: Include "intl.h".
5694 (usable_range_p): New static function.
5695 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5696 overflowed values, juts set *strict_overflow_p.
5697 (compare_values): Only return -2 if one of the operands is not a
5699 (compare_ranges): Call usable_range_p.
5700 (compare_range_with_value): Likewise.
5701 (vrp_evaluate_conditional_warnv): Rename from
5702 vrp_evaluate_conditional. Make static. Change all callers.
5703 (vrp_evaluate_conditional): New function.
5704 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5706 (simplify_abs_using_ranges): Likewise.
5707 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5708 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5709 within_stmt parameter.
5710 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5711 vrp_evaluate_conditional.
5712 * tree-ssa-threadedge.c
5713 (record_temporary_equivalences_from_stmts_at_dest): Change
5714 simplify parameter to take a second tree parameter.
5715 (simplify_control_stmt_condition): Likewise.
5716 (thread_across_edge): Likewise.
5717 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5718 (thread_across_edge): Likewise.
5719 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5721 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5723 * config/i386/i386.h (TARGET_SAHF): New define.
5724 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5725 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5726 (x86_sahf): New global variable.
5727 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5728 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5729 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5730 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5732 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5733 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5734 when expanding fcomi/sahf based tests.
5735 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5736 expanding sahf based alternative. Emit sahf based sequence when
5737 optimizing for code size.
5738 * config/i386/i386.md (x86_sahf_1): Do not disable for
5739 TARGET_64BIT, enable for TARGET_SAHF.
5741 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5743 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5744 spurious whitespace from error message.
5746 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5749 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5751 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5753 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5755 * tree-sra.c (instantiate_element): Propagate disabled warnings
5756 from the element itself to the created variable.
5758 2007-03-07 Richard Henderson <rth@redhat.com>
5761 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5762 silently fix up the stack in the case of a missing register.
5764 2007-03-07 Paul Brook <paul@codesourcery.com>
5766 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5768 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5770 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5772 (phase1_vrs): Use them.
5773 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5774 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5775 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5776 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5777 __gnu_Unwind_Restore_WMMXC if required.
5778 (_Unwind_VRS_Pop): Implement iWMMXt support.
5779 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5780 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5781 gnu_Unwind_Save_WMMXC): Define.
5783 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5785 * config/vxworks.h (vxworks_override_options): Declare.
5786 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5787 * config/vxworks.c: Include target.h and toplev.h.
5788 (vxworks_override_options): New function.
5789 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5791 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5793 * config/s390/s390.c (override_options): Don't emit an error when
5794 -mstack-size is used without providing -mstack-guard.
5795 (s390_emit_prologue): Choose stack_guard value automatically if not
5796 provided via command line.
5797 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5799 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5801 * config/i386/i386.c (output_set_got): Add a GOT initialization
5802 sequence for VxWorks PIC.
5803 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5804 around labels as well as symbols. Use gotoff_operand instead
5805 of local_symbolic_operand.
5806 (legitimize_pic_address): Use gotoff_operand instead of
5807 local_symbolic_operand. Use @GOT accesses for labels as
5809 (ix86_output_addr_diff_elt): Use PC-relative rather than
5810 GP-relative offsets for VxWorks PIC.
5811 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5812 no_new_pseudos. Check whether the returned register is op0.
5813 * config/i386/i386.md (tablejump): Use PC-relative rather than
5814 GP-relative offsets for VxWorks PIC.
5815 * config/i386/predicates.md (gotoff_operand): New predicate.
5817 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5819 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5821 * config/vxworks-dummy.h: New file.
5822 * config/i386/i386.h: Include it.
5824 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5826 * dwarf2out.c (is_inlined_entry_point): New
5827 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5828 DW_AT_ranges if the first subblock is the entry point.
5830 2007-03-06 David Daney <ddaney@avtrex.com>
5832 * doc/install.texi (mips-*-*): Change recommended binutils
5835 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5837 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5838 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5840 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5841 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5843 2007-03-06 Jan Hubicka <jh@suse.cz>
5845 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5846 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5848 (probably_cold_bb_p): Cold functions are cold.
5849 (probably_never_executed_bb_p): Cold functions are cold.
5850 (tree_bb_level_predictions): Predict calls to cold functions as not
5852 (compute_function_frequency): Check hot/cold attributes.
5853 * function.h (function_frequency): Update comments.
5854 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5855 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5856 (c_common_att): Add cold and hot.
5858 * doc/extend.texi (hot,cold attributes): Document.
5860 2007-03-06 Andrew Haley <aph@redhat.com>
5862 * function.c (expand_function_end): Move blockage to just after we
5863 emit the label for the naked return from the function.
5865 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5867 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5870 2007-03-06 Jan Hubicka <jh@suse.cz>
5872 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5873 loaded for constant large models. Non-large 64bit PIC can do.
5874 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5875 * cmodel.h: Add LARGE PIC.
5876 * i386.md (UNSPEC_PLTOFF): New.
5877 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5879 (*call_1_rex64): Disable for large models.
5880 (*call_1_rex64_large): New.
5881 (*call_value_1_rex64): Disable for large models.
5882 (*call_value_1_rex64_large): New.
5883 (set_rip_rex4): New.
5884 (set_got_offset_rex64): New.
5885 * predicates.md (constant_call_address_operand): For large model
5886 constant calls are not possible.
5887 * i386-protos.h (construct_plt_address): Declare.
5888 * i386.c (override_options): Accept large models.
5889 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5890 (legitimate_constant_p): Add new UNSPECs.
5891 (legitimate_pic_operand_p): Likewise.
5892 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5893 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5895 (output_pic_addr_const): Add PLTOFF.
5896 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5897 (ix86_expand_move): Legitimize pic address when in PIC mode.
5898 (construct_plt_address): New function.
5899 (ix86_expand_call): Offload the address to register and use GOT pointer
5901 * invoke.texi (mcmodel=large): Update documentation.
5903 2007-03-06 Richard Henderson <rth@redhat.com>
5905 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5906 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5907 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5908 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5909 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5910 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5911 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5912 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5913 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5914 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5915 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5916 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5917 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5918 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5919 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5920 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5921 x86_schedule, x86_use_bt, x86_pad_returns,
5922 x86_use_xchgb): Merge into ...
5923 (ix86_tune_features): ... here. New array.
5924 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5925 x86_bswap): Merge into ...
5926 (ix86_arch_features): ... here. New array.
5927 (x86_3dnow_a): Remove.
5928 (x86_accumulate_outgoing_args): Make static.
5929 (x86_arch_always_fancy_math_387): Make static.
5930 (ix86_tune_mask, ix86_arch_mask): Move ...
5931 (override_options): ... to local variables here. Apply the
5932 appropriate mask to each element of ix86_arch_features and
5933 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5934 as were done in the old macros.
5935 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5936 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5937 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5938 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5939 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5940 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5941 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5942 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5943 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5944 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5945 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5946 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5947 x86_accumulate_outgoing_args, x86_prologue_using_move,
5948 x86_epilogue_using_move, x86_decompose_lea,
5949 x86_arch_always_fancy_math_387, x86_shift1,
5950 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5951 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5952 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5953 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5954 x86_use_incdec, x86_pad_returns, x86_bswap,
5955 x86_partial_flag_reg_stall): Remove.
5956 (enum ix86_tune_indices): New.
5957 (ix86_tune_features): New.
5958 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5959 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5960 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5961 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5962 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5963 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5964 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5965 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5966 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5967 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5968 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5969 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5970 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5971 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5972 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5973 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5974 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5975 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5976 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5977 TARGET_EXT_80387_CONSTANTS): Use it.
5978 (enum ix86_arch_indices): New.
5979 (ix86_arch_features): New.
5980 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5981 TARGET_BSWAP): Use it.
5982 (ix86_tune_mask, ix86_arch_mask): Remove.
5984 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5987 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5988 Define using $${sysroot_headers_suffix}.
5989 * configure: Regenerate.
5990 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5991 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5993 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5994 * gcc.c (print_sysroot_headers_suffix): New.
5995 (option_map): Include --print-sysroot-headers-suffix.
5996 (display_help): Mention -print-sysroot-headers-suffix.
5997 (process_command): Handle -print-sysroot-headers-suffix.
5998 (do_spec_1): Append multilib directory to include-fixed path if
5999 sysroot suffixes in use.
6000 (main): Handle -print-sysroot-headers-suffix.
6001 * Makefile.in (start.encap): Don't depend on xlimits.h
6002 (xlimits.h): Remove.
6003 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6004 limits.h for each multilib in fixinc_list.
6005 (fixinc_list, s-fixinc_list): New.
6006 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6007 generate them for each multilib in fixinc_list.
6008 (stmp-fixproto): Use include-fixed. Run fixproto for each
6009 multilib in fixinc_list.
6010 (mostlyclean): Don't remove xlimits.h.
6011 (clean): Remove include-fixed.
6012 (real-install-headers-tar, real-install-headers-cpio,
6013 real-install-headers-cp): Don't copy include, only include-fixed.
6014 (install-mkheaders): Depend on fixinc_list. Don't depend on
6015 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6016 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6017 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6019 2007-03-06 Jan Hubicka <jh@suse.cz>
6021 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6024 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6026 * configure.ac: Allow tm_file to contain build-directory files.
6027 * configure: Regenerate.
6028 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6029 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6030 * config/m68k/print-sysroot-suffix.sh: New file.
6032 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6034 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6035 of pic_offset_table_rtx if reload_completed.
6036 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6037 PIC_OFFSET_TABLE_REGNUM.
6038 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6040 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6041 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6043 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6045 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6046 functions that call eh_return.
6048 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6050 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6051 functions that need a constant pool.
6053 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6056 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6057 (m68k_preferred_reload_class): Likewise.
6058 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6059 (SECONDARY_RELOAD_CLASS): Define.
6060 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6061 (LIMIT_RELOAD_CLASS): Delete.
6062 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6063 registers from storing bytes.
6064 (m68k_secondary_reload_class): New function.
6065 (m68k_preferred_reload_class): Likewise.
6067 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6069 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6071 (m68k_expand_prologue): Likewise.
6073 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6075 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6076 (mips_expand_epilogue): Add a bool parameter.
6077 (m68k_legitimize_sibcall_address): Declare.
6078 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6079 (m68k_expand_epilogue): Add a parameter to select between sibling
6080 and normal epilogues. Only generate a return for the latter.
6081 (m68k_ok_for_sibcall_p): New function.
6082 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6083 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6084 (sibcall_value, *sibcall_value): Likewise.
6085 (*call, *call_value): Require !SIBLING_CALL_P.
6086 (epilogue): Update call to m68k_expand_epilogue.
6087 (sibcall_epilogue): New pattern.
6088 * config/m68k/predicates.md (const_call_operand): Say that this
6089 predicate applies to sibling calls too.
6090 (sibcall_operand): New predicate.
6092 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6094 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6095 alternatives as movsi_cf.
6096 (movsf_cf_hard): Add commentary.
6098 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6099 Richard Sandiford <richard@codesourcery.com>
6101 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6102 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6103 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6104 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6105 as being live on exit from an interrupt function.
6106 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6107 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6108 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6109 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6110 (m68k_interrupt_function_p): Globalize.
6111 (m68k_compute_frame_layout): Remove reverse mask code.
6112 (m68k_emit_movem, m68k_set_frame_related): New functions.
6113 (m68k_output_function_prologue): Delete in favor of...
6114 (m68k_expand_prologue): ...this new function.
6115 (m68k_output_function_epilogue): Delete in favor of...
6116 (m68k_expand_epilogue): ...this new function.
6117 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6119 (print_operand): Handle %?.
6120 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6121 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6122 (prologue, epilogue): New patterns.
6123 (return): Turn into a define_expand.
6124 (*return): New pattern, derived from old "return" pattern. Use rte
6125 rather than rts for interrupt functions. Only use rtd if the pop
6127 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6128 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6129 (link, *link, unlink, *unlink, load_got): Likewise.
6131 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6135 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6136 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6137 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6138 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6139 and m68k_matches_u_p.
6140 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6141 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6142 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6143 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6144 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6145 (REG_STRICT_P): New macro.
6146 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6147 PCREL_GENERAL_OPERAND_OK.
6148 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6149 m68k_legitimate_base_reg_p.
6150 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6151 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6152 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6153 * config/m68k/m68k.c (m68k_address): New structure.
6154 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6155 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6156 (m68k_jump_table_ref_p, m68k_decompose_address)
6157 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6158 (m68k_matches_u_p): New functions.
6159 (print_operand_address): Rewrite to use m68k_decompose_index.
6161 2007-03-05 David Taylor <dtaylor@emc.com>
6163 * gcc.c: Correct copyright date in --version output.
6165 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6167 * pa.md: In unamed move patterns, disparge copies between general
6168 and floating point registers using '?' modifier. Don't include 'f'
6169 constraint for register preferences in DImode, SImode, HImode and
6170 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6171 Remove constraints for copies between general and floating registers
6172 in soft-float DFmode pattern.
6173 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6177 2007-03-05 Mike Stump <mrs@apple.com>
6179 * c-common.c (targetcm): Add.
6180 * c-opts.c (c_common_handle_option): Handle language specific
6182 * opts.c (handle_option): Verify language for target options, if
6184 * opth-gen.awk: Add CL_LANG_ALL.
6185 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6186 (TARGETCM_INITIALIZER): Add.
6187 * target.h (struct gcc_targetcm): Add.
6189 * targhooks.c (default_handle_c_option): Add.
6190 * targhooks.h (default_handle_c_option): Add.
6191 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6193 * config/darwin.opt (iframework): Add.
6194 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6195 * config/darwin-c.c (handle_c_option): Add.
6196 (TARGET_HANDLE_C_OPTION): Add.
6198 * doc/invoke.texi (Darwin Options): Add -iframework.
6200 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6202 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6205 2007-03-05 Ian Lance Taylor <iant@google.com>
6207 * c.opt (fgnu89-inline): New option.
6208 * c-opts.c (c_common_post_options): Set default value for
6210 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6211 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6213 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6214 (grokdeclarator, start_function): Likewise.
6215 * c-cppbuiltin.c (c_cpp_builtins): Define either
6216 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6217 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6218 (C Dialect Options): Document -fgnu89-inline.
6219 * doc/extend.texi (Function Attributes): Explain what the
6220 gnu_inline attribute does.
6221 * doc/cpp.texi (Common Predefined Macros): Document
6222 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6224 2007-03-05 Ian Lance Taylor <iant@google.com>
6226 PR tree-optimization/31034
6227 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6228 half-range if the other side is an overflow infinity.
6230 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6232 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6233 (bfin*-linux-uclibc*): New configuration.
6234 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6236 * config/bfin/linux.h: New file.
6237 * config/bfin/libgcc-bfin.ver: New file.
6238 * config/bfin/t-bfin-uclinux: New file.
6239 * config/bfin/t-bfin-linux: New file.
6240 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6241 (TARGET_OS_CPP_BUILTINS): New macro.
6243 2007-03-05 Richard Guenther <rguenther@suse.de>
6245 * fold-const.c (fold_binary): Remove duplicate folding
6246 of comparison of non-null ADDR_EXPR against null.
6248 2007-03-05 Richard Guenther <rguenther@suse.de>
6249 Dorit Nuzman <dorit@il.ibm.com>
6251 PR tree-optimization/26420
6252 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6253 are no loops in the function. Only print the number of
6254 vectorized loops if it is greater than zero or we are supposed
6255 to print information about unvectorized loops.
6257 2007-03-05 Revital Eres <eres@il.ibm.com>
6259 * gcc.dg/var-expand1.c: New test.
6260 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6261 when an accumulator is expanded.
6263 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6266 * c-common.c (convert_and_check): Don't give warnings for
6267 conversion if 'expr' already overflowed.
6269 2007-03-04 Roger Sayle <roger@eyesopen.com>
6272 * fold-const.c (fold_comparison): Enforce type consistency when
6273 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6275 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6277 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6278 containing a cast to the base of TARGET_MEM_REF.
6280 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6282 * tree.c (tree_contains_struct_check_failed): Remove spurious
6283 whitespace from error message.
6285 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6288 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6289 instead of precision.
6291 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6292 Nathan Sidwell <nathan@codesourcery.com>
6294 * emit-rtl.c (find_auto_inc): New.
6295 (try_split): recreate REG_INC notes,
6296 Use regular for loops rather than whiles.
6298 2007-03-03 Andreas Schwab <schwab@suse.de>
6300 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6301 * configure: Regenerate.
6303 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6305 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6306 flag_rounding_math, not flag_unsafe_math_optimizations.
6308 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6310 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6311 alpha_fold_vector_minmax): Likewise.
6312 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6313 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6315 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6317 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6318 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6319 if the lhs has side-effects.
6320 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6322 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/i386.h (TUNEMASK): Remove define.
6325 (ARCHMASK): Remove define.
6326 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6327 Use ix86_arch_mask variable instead of ARCHMASK.
6328 * config/i386/i386.c (override_options): Ditto.
6329 (standard_80387_constant_p): Ditto.
6331 2007-03-02 Ian Lance Taylor <iant@google.com>
6333 Used signed infinities in VRP.
6334 * tree-vrp.c (uses_overflow_infinity): New static function.
6335 (supports_overflow_infinity): New static function.
6336 (make_overflow_infinity): New static function.
6337 (negative_overflow_infinity): New static function.
6338 (positive_overflow_infinity): New static function.
6339 (is_negative_overflow_infinity): New static function.
6340 (is_positive_overflow_infinity): New static function.
6341 (is_overflow_infinity): New static function.
6342 (overflow_infinity_range_p): New static function.
6343 (compare_values_warnv): New function split out of compare_values.
6344 (compare_value): Call it.
6345 (set_value_range_to_nonnegative): Add overflow_infinity
6346 parameter. Change caller.
6347 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6349 (vrp_expr_computes_nonzero): Likewise.
6350 (compare_ranges, compare_range_with_value): Likewise.
6351 (compare_name_with_value, compare_names): Likewise.
6352 (vrp_evaluate_conditional): Likewise.
6353 (set_value_range): Handle infinity
6354 (vrp_operand_equal_p, operand_less_p): Likewise.
6355 (extract_range_from_assert): Likewise.
6356 (vrp_int_const_binop): Likewise.
6357 (extract_range_from_binary_expr): Likewise.
6358 (extract_range_from_unary_expr): Likewise.
6359 (extract_range_from_comparison): Likewise.
6360 (extract_range_from_expr): Likewise.
6361 (dump_value_range): Likewise.
6362 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6363 (test_for_singularity): Likewise.
6364 (vrp_int_const_binop): Remove inline qualifier.
6365 (adjust_range_with_scev): Add comment.
6366 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6368 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6370 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6371 (get_constraint_for): Likewise.
6372 (do_structure_copy): Likewise.
6373 (find_func_aliases): Fix references to MODIFY_EXPR.
6374 (intra_create_variable_infos): Tidy.
6375 * tree-ssa-operands.c (add_virtual_operand): Add argument
6377 When adding members of alias sets, if IS_CALL_SITE is true and
6378 the symbol is not call-clobbered, skip it.
6381 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6383 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6384 entry by means of emit_insn_at_entry.
6386 2007-03-02 Richard Henderson <rth@redhat.com>
6388 * expr.h (promoted_input_arg): Remove decl.
6389 * function.c (promoted_input_arg): Merge into ...
6390 * combine.c (setup_incoming_promotions): ... only caller.
6391 Rearrange to avoid double loop.
6393 2007-03-02 Ben Elliston <bje@au.ibm.com>
6394 Peter Bergner <bergner@vnet.ibm.com>
6395 Janis Johnson <janis187@us.ibm.com>
6397 * config/rs6000/dfp.md: New file.
6398 * config/rs6000/rs6000.md: Include dfp.md.
6399 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6400 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6401 and TDmode decimal float modes in FP registers.
6402 (num_insns_constant): Likewise.
6403 (rs6000_legitimate_offset_address_p): Likewise.
6404 (rs6000_legitimize_address): Likewise.
6405 (rs6000_legitimize_reload_address): Likewise.
6406 (rs6000_legitimate_address): Likewise.
6407 (rs6000_emit_move): Likewise.
6408 (function_arg_boundary): Likewise.
6409 (function_arg_advance): Likewise.
6410 (rs6000_darwin64_record_arg_recurse): Likewise.
6411 (function_arg): Likewise.
6412 (rs6000_gimplify_va_arg): Likewise.
6413 (rs6000_split_multireg_move): Likewise.
6414 (rs6000_output_function_epilogue): Likewise.
6415 (rs6000_output_function_epilogue): Likewise.
6416 (rs6000_register_move_cost): Likewise.
6417 (rs6000_function_value): Likewise.
6418 (rs6000_libcall_value): Likewise.
6420 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6422 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6424 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6426 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6427 Use $MULTIDIR to choose between the kernel and RTP headers,
6428 and use $WIND_BASE and $WIND_USR to locate them.
6430 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6432 * config/i386/i386.c (override_options): Put initialization of
6433 ix86_tune_mask and ix86_arch_mask to the correct place.
6435 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6436 Michael Meissner <michael.meissner@amd.com>
6439 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6441 (TARGET_CMOVE): Use ARCHMASK.
6442 (TARGET_CMPXCHG): Ditto.
6443 (TARGET_CMPXCHG8B): Ditto.
6444 (TARGET_XADD): Ditto.
6445 (TARGET_BSWAP): Ditto.
6446 * config/i386/i386.c (ix86_tune_mask): New global variable.
6447 (ix86_arch_mask): Ditto.
6448 (override_options): Initialize ix86_tune_mask and
6449 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6452 2007-03-02 Ben Elliston <bje@au.ibm.com>
6455 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6457 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6459 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6460 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6461 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6462 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6464 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6465 rs6000_init_dwarf_reg_sizes_extra): New.
6466 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6467 SPE register high parts.
6469 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6471 * Makefile.in: Add install-pdf target as
6472 copied from automake v1.10 rules.
6473 * configure.ac: Add install-pdf to target list.
6474 * configure: Regenerate.
6476 2007-03-01 Paul Brook <paul@codesourcery.com>
6478 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6479 modes to LDRD for DImode.
6480 (output_move_double): Fixup out of range ldrd/strd.
6481 (vfp_secondary_reload_class): Rename...
6482 (coproc_secondary_reload_class): ... to this. Add wb argument.
6483 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6484 coproc_secondary_reload_class for CLASS_IWMMXT.
6485 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6486 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6488 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6490 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6491 factor by the estimated number of iterations.
6492 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6495 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6496 decode_caches_intel, detect_caches_intel): New functions.
6497 (host_detect_local_cpu): Use detect_caches_amd and
6498 detect_caches_intel.
6500 2007-03-01 Richard Henderson <rth@redhat.com>
6502 * expr.c (emit_move_complex_push): Export.
6503 (emit_move_complex_parts): Split out from ...
6504 (emit_move_complex): ... here.
6505 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6506 * config/i386/i386.md (movcdi): New.
6508 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6510 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6511 size of mode1 to check for tieable modes in MMX case.
6513 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6515 * Makefile.in (rtlanal.o): Depend on tree.h.
6516 * rtl.h (offset_within_section_p, split_const): Declare.
6517 * rtlanal.c: Include tree.h.
6518 (offset_within_block_p): New function, taken from
6519 mips_offset_within_object_p.
6520 (split_const): New function, taken from mips_split_const.
6521 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6523 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6524 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6525 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6526 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6527 (m68k_illegitimate_symbolic_constant_p): New function.
6528 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6529 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6530 symbolic constant that might be outside the symbol's section,
6531 move the symbol first and then add the offset.
6532 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6534 * config/mips/mips.c (mips_split_const): Delete.
6535 (mips_offset_within_object_p): Delete.
6536 (mips_symbolic_constant_p): Use offset_within_section_p and
6537 split_const instead of mips_offset_within_object_p and
6539 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6540 (mips_legitimize_const_move, print_operand_reloc)
6541 (mips_dangerous_for_la25_p): Use split_const instead of
6544 2007-02-28 Eric Christopher <echristo@apple.com>
6546 * Makefile.in (install-include-dir): Don't rm -rf include.
6548 2007-02-28 Richard Guenther <rguenther@suse.de>
6551 * fold-const.c (fold_binary): Do not associate expressions
6552 with more than one variable for integer types that do not wrap.
6554 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6556 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6557 Delete, and replace with...
6558 (fold_builtin_call_array): This. Update callers to use it.
6559 * fold-const.c (fold_build_call_list): Delete, and replace with...
6560 (fold_build_call_array): This.
6561 (fold_build_call_list_initializer): Delete, and replace with...
6562 (fold_build_call_array_initializer): This.
6563 * tree.h: Update declarations to reflect above changes.
6565 * c-typeck.c (build_function_call): Store converted arguments
6566 in a stack-allocated array instead of building a list.
6567 (convert_arguments): Store arguments in the array passed in as an
6568 argument, and return the actual number of arguments.
6569 * c-format.c: (check_function_format): Pass arguments in an
6570 array instead of a list.
6571 * c-common.c (check_function_nonnull): Likewise.
6572 (check_function_sentinel): Likewise.
6573 (check_function_arguments): Likewise.
6574 * c-common.h: Update declarations to reflect above changes.
6576 2007-02-28 Jan Hubicka <jh@suse.cz>
6578 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6579 PRED_NEGATIVE_RETURN): Update outcomes.
6581 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6583 * calls.c (emit_library_call_value_1): Handle partial registers
6584 correctly when building up CALL_INSN_FUNCTION_USAGE.
6586 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6588 * pa/predicates.md (move_src_operand): Allow zero for mode.
6589 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6592 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6595 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6596 *movv2df_internal): Enable pattern only for valid operand
6598 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6599 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6601 2007-02-27 Mike Stump <mrs@apple.com>
6603 * config/darwin-crt3.c: Avoid compilation when compiling for a
6606 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6608 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6610 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6611 for fixed headers and limits.h.
6612 (install-include-dir, install-headers-tar, install-headers-cpio,
6613 install-headers-cp, real-install-headers-tar,
6614 real-install-headers-cpio, real-install-headers-cp): Handle
6615 include-fixed as well as include.
6616 (install-mkheaders): Don't install files that go only in include
6618 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6619 from GCC_INCLUDE_DIR.
6620 * gcc.c (process_command): Remove special -BstageN/ handling.
6621 (do_spec_1): Add include-fixed directories.
6623 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6625 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6627 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6629 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6632 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6634 * c-common.c (get_priority): Add check for
6635 SUPPORTS_INIT_PRIORITY.
6637 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6639 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6641 * config/bfin/bfin.c: Include "cfglayout.h".
6642 (MAX_LSETUP_DISTANCE): New macro.
6643 (struct loop_info): New members incoming, incoming_src and
6644 incoming_dest. Delete member predecessor.
6645 (length_for_loop): New function.
6646 (bfin_optimize_loop): Handle more different loop structures.
6647 (bfin_discover_loop): Rework detection of predecessor blocks by
6648 examining incoming edges.
6649 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6651 (bfin_reorder_loops): New function.
6652 (bfin_reorg_loops): Use these three new functions.
6654 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6655 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6656 (CONSTRAINT_LEN): Add entry for 'q'.
6657 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6658 Add 'q' constraints.
6659 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6660 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6662 * config/bfin/bfin.md (add_with_carry): New pattern.
6663 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6664 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6665 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6666 support unsigned multiplies too. Removed incorrect commutativity from
6667 operand 1 constraint where appropriate.
6668 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6670 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6671 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6673 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6674 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6675 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6676 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6677 usmulhisi_hh_huh): New patterns.
6679 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6680 lshifthi3): Fix output template to use half reg for operand 2.
6682 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6685 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6687 2007-02-27 Andreas Schwab <schwab@suse.de>
6689 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6691 2007-02-27 Jan Hubicka <jh@suse.cz>
6693 * predict.c (last_basic_block_p): Remove.
6694 (tree_estimate_probability): Update return heuristic for commonized
6697 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6699 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6701 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6703 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6704 * doc/cpp.texi: Standardize title page.
6705 * doc/cppinternals.texi: Likewise.
6706 * doc/gcc.texi: Standardize title page, remove version number
6707 from copyright page.
6708 * doc/gccint.texi: Likewise.
6709 * doc/install.texi: Standardize title page, add table of
6712 2007-02-26 Jan Hubicka <jh@suse.cz>
6714 * predict.def: Set outcomes according to more recent results.
6715 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6716 Remove dead predictors.
6717 * predict.c (return_prediction): Fix pasto.
6719 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6721 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6722 change; avoid a memory leak when returning early.
6724 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6726 * c-decl.c (static_ctors): Move to c-common.c.
6727 (static_dtors): Likewise.
6728 (finish_function): Use c_record_cdtor_fn.
6729 (build_cdtor): Move to c-common.c.
6730 (c_write_global_declarations): Use c_build_cdtor_fns.
6731 * c-common.h (static_ctors): Declare.
6732 (static_dtors): Likewise.
6733 (c_record_cdtor_fn): Likewise.
6734 (c_build_cdtor_fns): Likewise.
6735 * c-common.c (static_ctors): New variable.
6736 (static_dtors): Likewise.
6737 (c_record_cdtor_fn): New function.
6738 (build_cdtor): Move from c-decl.c
6739 (c_build_cdtor_fns): New function.
6741 * output.h (assemble_addr_to_section): Declare.
6742 (get_cdtor_priority_section): Likewise.
6743 * varasm.c (assemble_addr_to_section): New function.
6744 (get_cdtor_priority_section): Likewise.
6745 (default_named_section_asm_out_destructor): Use them.
6746 (destor_dtor_section_asm_out_destructor): Likewise.
6747 (default_named_section_asm_out_constructor): Likewise.
6748 (default_ctor_section_asm_out_constructor): Likewise.
6749 * config.gcc (*-*-vxworks*): Include vxworks.o.
6750 * config/t-vxworks (vxworks.o): New target.
6751 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6752 (TARGET_ASM_CONSTRUCTOR): Define.
6753 (TARGET_ASM_DESTRUCTOR): Likewise.
6754 (vxworks_asm_out_constructor): Declare.
6755 (vxworks_asm_out_destructor): Likewise.
6757 * c-common.c (get_priority): Check that we have not just an
6758 INTEGER_CST, but an integer constant with integeral type.
6760 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6762 PR tree-optimization/30938
6763 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6764 use &dt[nargs-1] instead of &dt[nargs] in the call to
6765 vect_is_simple_use().
6767 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6769 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6770 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6771 Do not attempt to handle MEM inside auto-inc expressions.
6772 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6773 of a register modified by an auto-inc expression. However, do handle
6774 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6775 (elimination_effects): Prohibit elimination of a register modified
6776 by an auto-inc expression. Disable register elimination rules whose
6777 target register is modified by an auto-inc expression with variable
6780 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6782 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6784 (array_at_struct_end_p): New function.
6785 (idx_infer_loop_bounds): Use it.
6786 (estimate_numbers_of_iterations_loop): Export.
6787 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6788 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6789 (tree_estimate_probability): Call record_loop_exits.
6790 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6791 (estimated_loop_iterations, estimated_loop_iterations_int,
6792 estimated_loop_iterations_tree): New functions.
6793 (analyze_siv_subscript_cst_affine,
6794 compute_overlap_steps_for_affine_1_2,
6795 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6796 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6797 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6798 (PRED_LOOP_ITERATIONS_GUESSED): New.
6799 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6800 * cfgloop.h (estimate_numbers_of_iterations_loop,
6801 estimated_loop_iterations_int): Declare.
6803 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6805 * doc/extend.texi: Document optional priority argument to
6806 constructors and destructors.
6807 * tree.c (init_priority_for_decl): Adjust GTY markers.
6808 (init_ttree): Use priority-info hash functions for
6809 init_priority_for_decl.
6810 (tree_map_eq): Rename to ...
6811 (tree_map_base_eq): ... this.
6812 (tree_map_marked_p): Rename to ...
6813 (tree_map_base_marked_p): ... this.
6814 (tree_map_base_hash): New function.
6815 (decl_init_priority_lookup): Rework.
6816 (decl_fini_priority_lookup): New function.
6817 (decl_priority_info): New function.
6818 (decl_init_priority_insert): Use it.
6819 (decl_fini_priority_insert): Likewise.
6820 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6822 (decl_restrict_base_insert): Likewise.
6823 (decl_debug_expr_insert): Likewise.
6824 (decl_value_expr_lookup): Likewise.
6825 (decl_value_expr_insert): Likewise.
6826 * tree.h (priority_type): New type.
6827 (decl_init_priority_lookup): Use priority_type.
6828 (decl_fini_priority_lookup): New function.
6829 (decl_init_priority_insert): Use priority_type.
6830 (decl_fini_priority_insert): New function.
6831 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6832 (DECL_INIT_PRIORITY): Likewise.
6833 (SET_DECL_INIT_PRIORITY): Add comment.
6834 (DECL_FINI_PRIORITY): New macro.
6835 (SET_DECL_FINI_PRIORITY): Likewise.
6836 (DEFAULT_INIT_PRIORITY): Document.
6837 (MAX_INIT_PRIORITY): Likewise.
6838 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6839 (tree_map_base): New type.
6840 (tree_map_base_eq): New function.
6841 (tree_map_base_hash): Likewise.
6842 (tree_map_base_marked_p): Likewise.
6843 (tree_map): Inherit from tree_map_base.
6844 (tree_map_eq): Make it a macro.
6845 (tree_map_marked_p): Likewise.
6846 (tree_int_map): Inherit from tree_map_base.
6847 (tree_int_map_eq): Make it a macro.
6848 (tree_int_map_hash): Likewise.
6849 (tree_int_map_marked_p): Likewise.
6850 (tree_priority_map): New type.
6851 (tree_priority_map_eq): New macro.
6852 (tree_priority_map_hash): Likewise.
6853 (tree_priority_map_marked_p): Likewise.
6854 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6856 (emutls_common_1): Likewise.
6857 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6858 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6859 of tree_map hierarchy.
6860 * tree-cfg.c (move_stmt_r): Likewise.
6861 (new_label_mapper): Likewise.
6862 * c-tree.h (c_expand_body): Move to ...
6863 * c-common.h (c_expand_body): ... here.
6864 * c-decl.c (c_expand_body): Move to ...
6865 * c-common.c (c_expand_body): ... here.
6866 (c_common_attribute_table): Allow 1 argument for the constructor
6867 and destructor attributes.
6868 (get_priority): New function.
6869 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6870 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6872 2007-02-24 Jan Hubicka <jh@suse.cz>
6875 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6877 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6878 Jan Hubicka <jh@suse.cz>
6881 * i386.c (counter_mode): New function.
6882 (expand_set_or_movmem_via_loop): Use it.
6883 (expand_movmem_epilogue): Likewise; fix pasto.
6884 (ix86_expand_movmem): Do emit guard even for constant counts.
6885 (ix86_expand_setmem): Likewise.
6887 2007-02-25 Nick Clifton <nickc@redhat.com>
6889 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6890 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6892 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6895 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6896 count argument with 0x10, not with 0x16.
6897 (expand_setmem_epilogue): Ditto.
6899 2007-02-24 Mike Stump <mrs@apple.com>
6901 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6904 2007-02-24 Richard Guenther <rguenther@suse.de>
6907 * fold-const.c (fold_binary): Fold x +- CST op x for
6908 EQ_EXPR and NE_EXPR.
6910 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6912 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6914 2007-02-24 Jan Hubicka <jh@suse.cz>
6916 * cgraphunit.c (decide_is_function_needed): Honor
6917 -fkeep-inline-functions.
6919 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6921 * builtins.c (fold_builtin_modf): New.
6922 (fold_builtin_2): Use it.
6924 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6926 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6927 (determine_max_iter): Take additional LOOP arg; all callers changed.
6928 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6929 one using simplifications.
6930 (simplify_using_initial_values): Return if the expression becomes
6931 invalid due to altered regs.
6933 2007-02-23 DJ Delorie <dj@redhat.com>
6935 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6937 2007-02-23 Mike Stump <mrs@apple.com>
6939 * tlink.c (scan_linker_output): Parse linker messages from
6940 darwin9's linker better.
6942 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6945 * varpool.c (varpool_assemble_pending_decls): Set
6946 varpool_last_needed_node to null.
6948 2007-02-23 DJ Delorie <dj@redhat.com>
6950 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6951 alignment bigger than the object file can handle.
6953 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6956 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6957 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6958 (*movsf_1): Penalize MMX moves.
6960 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6962 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6963 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6965 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6967 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6969 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6970 (fold_builtin_1): Use them.
6971 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6972 BUILT_IN_SIGNIFICAND.
6974 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6976 * config/i386/i386.c (bdesc_1arg): Initialize
6977 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6978 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6979 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6980 and IX86_BUILTIN_MOVSLDUP.
6982 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6984 PR rtl-optimization/30841
6985 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6987 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6989 * builtins.c (fold_builtin_frexp): New.
6990 (fold_builtin_2): Use it.
6992 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6994 * doc/invoke.texi (Spec Files): Document getenv spec function.
6996 * gcc.c (getenv_spec_function): New function.
6997 (static_spec_functions): Add it.
6998 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6999 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7002 2007-02-22 Michael Matz <matz@suse.de
7005 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7006 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7008 2007-02-22 Ian Lance Taylor <iant@google.com>
7011 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7012 (mem_loc_descriptor): Call it.
7014 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7015 Ira Rosen <irar@il.ibm.com>
7017 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7019 2007-02-22 Ira Rosen <irar@il.ibm.com>
7021 PR tree-optimization/30843
7022 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7023 stores only after all the group is vectorized.
7025 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7027 PR tree-optimization/30858
7028 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7029 in the reduction cycle have a single use in the loop.
7030 * tree-vectorizer.h (relevant): Add documentation.
7032 2007-02-20 Mike Stump <mrs@apple.com>
7034 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7035 * configure: Regenerate.
7037 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7039 Change the defaults of some parameters and options.
7040 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7041 * config/spu/spu.c (spu_optimization_options): Add.
7042 (spu_override_options): Change params in spu_optimization_options.
7043 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7045 Register 127 is only 16 byte aligned when used as a frame pointer.
7046 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7047 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7048 HARD_FRAME_POINTER_REGNUM.
7049 (spu_legitimate_address): Use regno_aligned_for_reload.
7050 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7051 aligned when frame_pointer_needed is true.
7052 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7054 * config/spu/spu.h (INIT_EXPANDERS): Define.
7056 Make sure shift and rotate instructions have valid immediate operands.
7057 * config/spu/predicates.md (spu_shift_operand): Remove.
7058 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7059 * config/spu/constraints.md (W, O): Extend range.
7060 * config/spu/spu.md (umask, nmask): Define.
7061 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7062 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7063 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7064 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7065 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7066 (lshr<mode>3_reg): Fix rtl description.
7068 Make sure mulhisi immediate operands are valid.
7069 * config/spu/predicates.md (imm_K_operand): Add.
7070 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7072 Generate constants using fsmbi and andi.
7073 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7074 (print_operand, spu_split_immediate, classify_immediate,
7075 fsmbi_const_p): Handle IC_FSMBI2.
7077 Correctly handle a CONST_VECTOR containing symbols.
7078 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7079 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7080 (immediate_load_p): Allow symbols that use 2 instructions to create.
7081 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7082 with symbols when flag_pic is set.
7083 (const_vector_immediate_p): New.
7084 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7085 accept a CONST_VECTOR with symbols.
7086 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7087 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7089 * config/spu/spu.md (high, low): Delete.
7090 (low_<mode>): Define.
7092 Remove INTRmode and INTR_REGNUM, which didn't work.
7093 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7095 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7096 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7097 peephole2 pattern): Don't use INTR or 131.
7098 (movintrcc): Delete.
7099 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7100 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7101 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7102 (UNSPEC_SET_INTR): Add.
7103 * config/spu/spu-modes.def (INTR): Remove.
7105 More accurate warnings about run-time relocations.
7106 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7108 Correctly warn about immediate arguments to specific intrinsics.
7109 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7110 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7111 the instruction predicate.
7113 Fix tree check errors with latest update.
7114 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7116 (spu_expand_builtin): Use CALL_EXPR_FN.
7118 Add missing specific intrinsics.
7119 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7121 * config/spu/spu_internals.h: Ditto.
7123 Fix incorrect operand modifiers.
7124 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7125 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7127 Optimize one case of zero_extend of a vec_select.
7128 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7130 Accept any immediate for hbr.
7131 * config/spu/spu.md (hbr): Change s constraints to i.
7133 2007-02-21 Paul Brook <paul@codesourcery.com>
7135 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7136 condexec_count when skipping USE and CLOBBER.
7138 2007-02-21 Nick Clifton <nickc@redhat.com>
7140 * common.opt (Warray-bounds): Add Warning attribute.
7141 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7143 (fsized-zeroes): Add Optimization attribute.
7144 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7145 * c.opt (Wc++0x-compat): Add Warning attribute.
7147 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7150 * reload1.c (eliminate_regs_in_insn): In the single_set special
7151 case, attempt to re-recognize the insn before falling back to
7152 having reload fix it up.
7154 2007-02-20 Eric Christopher <echristo@gmail.com>
7156 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7157 Rewrite accordingly.
7158 (frv_read_iacc_argument): Ditto.
7159 (frv_expand_set_builtin): Take a call instead of arglist, update for
7161 (frv_expand_unop_builtin): Ditto.
7162 (frv_expand_binop_builtin): Ditto.
7163 (frv_expand_cut_builtin): Ditto.
7164 (frv_expand_binopimm_builtin): Ditto.
7165 (frv_expand_voidbinop_builtin): Ditto.
7166 (frv_expand_int_void2arg): Ditto.
7167 (frv_expand_prefetches): Ditto.
7168 (frv_expand_voidtriop_builtin): Ditto.
7169 (frv_expand_voidaccop_builtin): Ditto.
7170 (frv_expand_load_builtin): Ditto.
7171 (frv_expand_store_builtin): Ditto.
7172 (frv_expand_mdpackh_builtin): Ditto.
7173 (frv_expand_mclracc_builtin): Ditto.
7174 (frv_expand_mrdacc_builtin): Ditto.
7175 (frv_expand_mwtacc_builtin): Ditto.
7176 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7179 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7181 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7182 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7184 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7186 * configure: Regenerate.
7187 * config.in: Regenerate.
7188 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7189 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7190 masks to power6 and power6x and to POWERPC_MASKS.
7191 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7193 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7194 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7195 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7196 Access PROTOTYPE as variable, not mask.
7198 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7200 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7201 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7202 * combine.c (adjust_for_new_dest): Use it.
7203 * postreload.c (reload_combine): Likewise.
7205 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7207 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7208 notes on an insn with multiple sets, even if single_set returns
7209 non-NULL for that insn.
7211 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7213 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7216 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7218 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7219 if user didn't pass it.
7220 * config/i386/darwin.h (CC1_SPEC): Likewise.
7221 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7222 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7223 -mmacosx-version-min.
7225 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7226 Uros Bizjak <ubizjak@gmail.com>
7228 * optabs.h (enum optab_index): Add new OTI_scalb.
7229 (scalb_optab): Define corresponding macro.
7230 * optabs.c (init_optabs): Initialize scalb_optab.
7231 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7233 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7234 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7235 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7236 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7237 flag_unsafe_math_optimizations is set.
7239 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7240 to implement scalbf, scalb and scalbl built-ins as inline x87
7243 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7244 DJ Delorie <dj@redhat.com>
7247 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7248 (diagnostic_report_diagnostic): ... here, and turn them into real
7249 errors. If warnings are inhibited, no need to do anything.
7251 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7253 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7254 better code generation.
7256 2007-02-20 Ben Elliston <bje@au.ibm.com>
7258 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7260 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7262 * config/alpha/alpha.c, config/alpha/alpha.md,
7263 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7264 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7265 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7266 config/arm/lib1funcs.asm: Follow spelling conventions.
7268 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7269 config/fr30/fr30.md, config/i386/i386.h,
7270 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7271 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7272 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7273 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7274 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7275 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7276 config/sparc/sparc.c, config/sparc/sparc.h,
7277 config/sparc/sparc.md, config/spu/constraints.md,
7278 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7281 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7284 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7287 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7289 * doc/invoke.texi (-ftree-lrs): Remove.
7291 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7293 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7296 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7298 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7299 new CALL_EXPR_FN macro for retrieving the function
7300 declaration of the input expression.
7302 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7304 * c.opt (Waddress): New.
7305 * common.opt (Walways-true): Delete.
7306 (Wstring-literal-comparison): Delete.
7307 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7308 -Wstring-literal-comparison. Add -Waddress.
7310 (Walways-true): Delete.
7311 (Wstring-literal-comparison): Delete.
7312 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7313 consistently instead of -Walways-true in example.
7314 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7315 * c-typeck.c (parser_build_binary_op): Replace
7316 -Wstring-literal-comparison and -Walways-true with -Waddress.
7317 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7320 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7322 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7323 without DECL_STRUCT_FUNCTION initialized.
7325 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7327 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7328 due to calls to functions taking pointers as parameters.
7330 2007-02-19 Richard Henderson <rth@redhat.com>
7333 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7336 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7338 * config/s390/s390.c (s390_call_saved_register_used,
7339 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7340 accessed to the new scheme.
7342 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7344 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7345 (cris_print_index, cris_print_operand, cris_print_operand_address)
7346 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7347 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7348 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7350 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7351 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7352 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7353 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7354 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7355 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7356 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7357 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7358 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7359 (uminsi3, call, call_value): Ditto.
7360 (define_split: indir_to_reg_split, unnamed): Ditto.
7362 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7364 PR tree-optimization/30975
7365 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7368 2007-02-18 Eric Christopher <echristo@gmail.com>
7370 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7371 Remove use of arglist.
7372 (mips_expand_builtin): Remove use of arglist, pass in expr.
7373 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7374 (mips_expand_builtin_movtf): Ditto.
7375 (mips_expand_builtin_compare): Ditto.
7377 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7379 * tree-sra.c (sra_build_assignment): Replace assertion
7380 checking with a comment explaining why it can't be done.
7382 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7385 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7386 during CALL_EXPR representation conversion.
7387 * tree-ssa-propagate.c (set_rhs): Likewise.
7389 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7391 * tree-sra.c (sra_build_assignment): Disable assertion checking
7394 2007-02-18 Roger Sayle <roger@eyesopen.com>
7396 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7397 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7398 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7400 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7401 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7402 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7403 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7404 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7405 force_gimple_operand): Likewise.
7406 * ipa-cp.c (constant_val_insert): Likewise.
7407 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7408 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7409 perfect_nestify): Likewise.
7410 * langhooks.c (lhd_omp_assignment): Likewise.
7411 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7412 lower_copyprivate_clauses, lower_send_clauses,
7413 lower_send_shared_vars, expand_parallel_call,
7414 expand_omp_for_generic, expand_omp_for_static_nochunk,
7415 expand_omp_for_static_chunk, expand_omp_sections,
7416 lower_omp_single_copy, lower_omp_for_lastprivate,
7417 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7418 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7419 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7422 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7424 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7425 config/sh/sh.md: Follow spelling conventions.
7427 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7428 config/frv/predicates.md: Follow spelling conventions.
7430 * config/m68k/linux-unwind.h: Fix a comment typo.
7431 * target.h: Follow spelling conventions.
7433 2007-02-18 Roger Sayle <roger@eyesopen.com>
7435 PR rtl-optimization/28173
7436 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7437 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7438 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7439 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7440 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7442 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7444 * builtins.c (fold_builtin_load_exponent): New.
7445 (fold_builtin_2): Use it.
7447 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7449 PR rtl-optimization/30773
7450 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7451 if we fail to attach a REG_EQUIV note.
7453 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7454 Roger Sayle <roger@eyesopen.com>
7456 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7458 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7460 * calls.c (initialize_argument_information): Pass original EXP
7461 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7462 code to split complex arguments here, as part of initializing the
7464 (expand_call): Remove code that builds a list of arguments and
7465 inserts implicit arguments into it. Instead, just count how many
7466 implicit arguments there will be so we can determine the size of
7467 the ARGS array, and let initialize_argument_information do the work.
7468 (split_complex_values): Delete unused function.
7470 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7472 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7474 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7476 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7477 for arg pointer based indexed addressing.
7479 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7481 * config/ia64/ia64.h, config/ia64/ia64.md,
7482 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7483 spelling conventions.
7485 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7487 * config/m68k/m68k.c (split_di): New.
7488 * config/m68k/m68k-protos.h: Declare split_di.
7489 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7490 Improve predicate handling and split constant shifts.
7492 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7494 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7495 parameter for register bitfield operations, general predicates
7498 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7500 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7501 * config/m68k/linux-unwind.h: New file.
7503 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7505 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7506 config/i386/athlon.md, config/ia64/ia64.md,
7507 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7508 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7509 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7510 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7511 tree-vect-transform.c: Fix comment typos.
7513 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7515 * sched-deps.c (find_insn_list): Remove.
7516 * sched-int.h: Remove the prototype for find_insn_list.
7518 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7520 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7522 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7523 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7524 darwin_rs6000_override_options.
7525 (C_COMMON_OVERRIDE_OPTIONS): Expect
7526 darwin_macosx_version_min to be non-NULL always.
7527 (TARGET_C99_FUNCTIONS): Likewise.
7528 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7529 (DARWIN_MINVERSION_SPEC): New.
7530 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7531 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7533 (DARWIN_MINVERSION_SPEC): New.
7534 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7536 * config/darwin-c.c (darwin_cpp_builtins): Expect
7537 darwin_macosx_version_min to be non-NULL always.
7539 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7541 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7543 * config/i386/i386.h (x86_use_xchgb): New.
7544 (TARGET_USE_XCHGB): New macro.
7545 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7546 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7547 Split after reload into bswaphi for shifts of 8.
7548 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7549 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7550 or when optimizing for size.
7552 2007-02-16 Richard Guenther <rguenther@suse.de>
7553 Christian Bruel <christian.bruel@st.com>
7555 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7556 DECLs but prefer SSA_NAMEs over DECLs.
7558 2007-02-16 Richard Guenther <rguenther@suse.de>
7560 * tree-flow-inline.h (single_imm_use_p): Remove.
7561 (zero_imm_uses_p): Likewise.
7562 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7563 instead of single_imm_use_p.
7564 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7567 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7570 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7571 nested double- and backquotes.
7573 2007-02-15 Roger Sayle <roger@eyesopen.com>
7576 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7577 should be unreachable.
7578 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7579 For the time being redirect GIMPLE_MODIFY_STMT to the new
7580 (renamed) build_gimple_modify_stmt_stat.
7581 (build2_gimple_stat): Rename to...
7582 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7583 Always build a GIMPLE_MODIFY_STMT node.
7584 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7585 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7588 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7589 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7590 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7591 expand_complex_div_wide): Likewise.
7592 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7593 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7594 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7595 * tree-ssa-loop-manip.c (create_iv): Likewise.
7596 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7597 abs_replacement): Likewise.
7598 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7599 realify_fake_stores): Likewise.
7601 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7602 node rather than a GIMPLE_MODIFY_STMT node.
7603 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7604 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7606 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7607 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7610 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7613 * fold-const.c (fold_comparison): Add back the
7614 folding of constant complex comparisions.
7616 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7619 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7620 effects unknown to this function, return early.
7622 2007-02-15 Ian Lance Taylor <iant@google.com>
7624 * lower-subreg.c (move_eh_region_note): New static function.
7625 (resolve_simple_move): Call it.
7626 (decompose_multiword_subregs): Track blocks for which we resolve a
7627 simple move which is also a control flow insn. Pass them to
7628 find_many_sub_basic_blocks.
7629 (pass_lower_subreg): Add TODO_verify_flow.
7630 (pass_lower_subreg2): Likewise.
7632 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7633 Brooks Moses <brooks.moses@codesourcery.com>
7634 Lee Millward <lee.millward@codesourcery.com>
7636 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7637 (VL_EXP_CLASS_P): New.
7638 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7640 (TREE_OPERAND_CHECK_CODE): Likewise.
7641 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7642 (TREE_RTL_OPERAND_CHECK): Likewise.
7643 (tree_operand_check_failed): Make second parameter the whole tree
7644 instead of its code. Fixed callers.
7645 (VL_EXP_CHECK): New.
7646 (TREE_OPERAND_LENGTH): New.
7647 (VL_EXP_OPERAND_LENGTH): New.
7648 (CALL_EXPR_FN): New.
7649 (CALL_EXPR_STATIC_CHAIN): New.
7650 (CALL_EXPR_ARGS): New.
7651 (CALL_EXPR_ARG): New.
7652 (call_expr_nargs): New.
7653 (CALL_EXPR_ARGP): New.
7654 (build_nt_call_list): Declare.
7655 (build_vl_exp_stat): Declare.
7656 (build_vl_exp): New.
7657 (build_call_list): Declare.
7658 (build_call_nary): Declare.
7659 (build_call_valist): Declare.
7660 (build_call_array): Declare.
7661 (call_expr_arg): Declare.
7662 (call_expr_argp): Declare.
7663 (call_expr_arglist): Declare.
7664 (fold_build_call_list): Declare.
7665 (fold_build_call_list_initializer): Declare.
7666 (fold_call_expr): Declare to replace fold_builtin.
7667 (fold_builtin_fputs): Update to agree with modified definition.
7668 (fold_builtin_strcpy): Likewise.
7669 (fold_builtin_strncpy): Likewise.
7670 (fold_builtin_memory_chk): Likewise.
7671 (fold_builtin_stxcpy_chk): Likewise.
7672 (fold_builtin_strncpy_chk): Likewise.
7673 (fold_builtin_next_arg): Likewise.
7674 (fold_build_call_expr): Declare.
7675 (fold_builtin_call_list): Declare.
7676 (fold_builtin_call_valist): Declare.
7677 (build_call_expr): Declare.
7678 (validate_arglist): Update to agree with modified definition.
7679 (tree_operand_length): New.
7680 (call_expr_arg_iterator): New.
7681 (init_call_expr_arg_iterator): New.
7682 (next_call_expr_arg): New.
7683 (first_call_expr_arg): New.
7684 (more_call_expr_args_p): New.
7685 (FOR_EACH_CALL_EXPR_ARG): New.
7687 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7688 and tcc_gimple_stmt.
7689 (tree_code_size): Update documentation. Use sizeof (tree) rather
7690 than sizeof (char *).
7691 (tree_size): Likewise. Add case for tcc_vl_exp.
7692 (tree_node_structure): Add case for tcc_vl_exp.
7693 (contains_placeholder_p): Likewise.
7694 (substitute_in_expr): Likewise.
7695 (substitute_placeholder_in_expr): Likewise.
7696 (stabilize_reference_1): Likewise.
7697 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7698 to diagnose breakage of this interface for constructing CALL_EXPRs.
7699 (build_nt): Add similar assertion here.
7700 (build_nt_call_list): New.
7701 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7702 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7704 (get_callee_fndecl): Use new CALL_EXPR accessors.
7705 (tree_operand_check_failed): Change parameters to pass entire node
7706 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7707 (process_call_operands): New.
7708 (build_vl_exp_stat): New.
7709 (build_call_list): New.
7710 (build_call_nary): New.
7711 (build_call_valist): New.
7712 (build_call_array): New.
7713 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7714 (call_expr_arglist): New.
7716 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7717 tcc_vl_exp instead of a fixed-size tcc_expression.
7719 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7720 accessors for CALL_EXPRs.
7721 (AGGR_INIT_EXPR): Likewise.
7723 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7724 Brooks Moses <brooks.moses@codesourcery.com>
7725 Lee Millward <lee.millward@codesourcery.com>
7727 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7728 (expand_builtin_nonlocal_goto): Change parameter to be entire
7729 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7730 (expand_builtin_prefetch): Likewise.
7731 (expand_builtin_classify_type): Likewise.
7732 (mathfn_built_in): Return NULL_TREE instead of 0.
7733 (expand_errno_check): Use new CALL_EXPR accessors.
7734 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7735 Return NULL_RTX instead of 0.
7736 (expand_builtin_mathfn_2): Likewise.
7737 (expand_builtin_mathfn_3): Likewise.
7738 (expand_builtin_interclass_mathfn): Likewise.
7739 (expand_builtin_sincos): Likewise.
7740 (expand_builtin_cexpi): Likewise.
7741 (expand_builtin_int_roundingfn): Likewise.
7742 (expand_builtin_int_roundingfn_2): Likewise.
7743 (expand_builtin_pow): Likewise.
7744 (expand_builtin_powi): Likewise.
7745 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7746 of arglist, fixing callers appropriately. Use new CALL_EXPR
7747 accessors and constructors. Return NULL_RTX instead of 0.
7748 (expand_builtin_strstr): Likewise.
7749 (expand_builtin_strchr): Likewise.
7750 (expand_builtin_strrchr): Likewise.
7751 (expand_builtin_strpbrk): Likewise.
7752 (expand_builtin_memcpy): Likewise.
7753 (expand_builtin_mempcpy): Likewise.
7754 (expand_builtin_mempcpy_args): New.
7755 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7756 (expand_builtin_memmove_args): New.
7757 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7758 (expand_movstr): Likewise.
7759 (expand_builtin_strcpy): Likewise.
7760 (expand_builtin_strcpy_args): New.
7761 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7762 (expand_builtin_strncpy): Likewise.
7763 (expand_builtin_memset): Likewise.
7764 (expand_builtin_memset_args): New.
7765 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7766 (expand_builtin_memcmp): Likewise.
7767 (expand_builtin_strcmp): Likewise.
7768 (expand_builtin_strncmp): Likewise.
7769 (expand_builtin_strcat): Likewise.
7770 (expand_builtin_strncat): Likewise.
7771 (expand_builtin_strspn): Likewise.
7772 (expand_builtin_strcspn): Likewise.
7773 (expand_builtin_args_info): Likewise.
7774 (expand_builtin_va_start): Likewise.
7775 (gimplify_va_arg_expr): Likewise.
7776 (expand_builtin_va_end): Likewise.
7777 (expand_builtin_va_copy): Likewise.
7778 (expand_builtin_frame_address): Likewise.
7779 (expand_builtin_alloca): Likewise.
7780 (expand_builtin_bswap): Likewise.
7781 (expand_builtin_unop): Likewise.
7782 (expand_builtin_fputs): Likewise.
7783 (expand_builtin_expect): Likewise.
7784 (expand_builtin_fabs): Likewise.
7785 (expand_builtin_copysign): Likewise.
7786 (expand_builtin_printf): Likewise.
7787 (expand_builtin_fprintf): Likewise.
7788 (expand_builtin_sprintf): Likewise.
7789 (expand_builtin_init_trampoline): Likewise.
7790 (expand_builtin_signbit): Likewise.
7791 (expand_builtin_fork_or_exec): Likewise.
7792 (expand_builtin_sync_operation): Likewise.
7793 (expand_builtin_compare_and_swap): Likewise.
7794 (expand_builtin_lock_test_and_set): Likewise.
7795 (expand_builtin_lock_release): Likewise.
7796 (expand_builtin): Likewise.
7797 (builtin_mathfn_code): Likewise.
7799 (fold_builtin_constant_p): Pass call arguments individually instead
7800 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7801 accessors and constructors. Return NULL_TREE instead of 0.
7802 (fold_builtin_expect): Likewise.
7803 (fold_builtin_classify_type): Likewise.
7804 (fold_builtin_strlen): Likewise.
7805 (fold_builtin_nan): Likewise.
7806 (integer_valued_real_p): Likewise.
7807 (fold_trunc_transparent_mathfn): Likewise.
7808 (fold_fixed_mathfn): Likewise.
7809 (fold_builtin_cabs): Likewise.
7810 (fold_builtin_sqrt): Likewise.
7811 (fold_builtin_cbrt): Likewise.
7812 (fold_builtin_cos): Likewise.
7813 (fold_builtin_cosh): Likewise.
7814 (fold_builtin_tan): Likewise.
7815 (fold_builtin_sincos): Likewise.
7816 (fold_builtin_cexp): Likewise.
7817 (fold_builtin_trunc): Likewise.
7818 (fold_builtin_floor): Likewise.
7819 (fold_builtin_ceil): Likewise.
7820 (fold_builtin_round): Likewise.
7821 (fold_builtin_int_roundingfn): Likewise.
7822 (fold_builtin_bitop): Likewise.
7823 (fold_builtin_bswap): Likewise.
7824 (fold_builtin_logarithm): Likewise.
7825 (fold_builtin_hypot): Likewise.
7826 (fold_builtin_pow): Likewise.
7827 (fold_builtin_powi): Likewise.
7828 (fold_builtin_exponent): Likewise.
7829 (fold_builtin_memset): Likewise.
7830 (fold_builtin_bzero): Likewise.
7831 (fold_builtin_memory_op): Likewise.
7832 (fold_builtin_bcopy): Deleted; call site changed to invoke
7833 fold_builtin_memory_op directly.
7834 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7835 (fold_builtin_strncpy): Likewise.
7836 (fold_builtin_memcmp): Likewise.
7837 (fold_builtin_strcmp): Likewise.
7838 (fold_builtin_strncmp): Likewise.
7839 (fold_builtin_signbit): Likewise.
7840 (fold_builtin_copysign): Likewise.
7841 (fold_builtin_isascii): Likewise.
7842 (fold_builtin_toascii): Likewise.
7843 (fold_builtin_isdigit): Likewise.
7844 (fold_builtin_fabs): Likewise.
7845 (fold_builtin_abs): Likewise.
7846 (fold_builtin_fmin_fmax): Likewise.
7847 (fold_builtin_carg): Likewise.
7848 (fold_builtin_classify): Likewise.
7849 (fold_builtin_unordered_cmp): Likewise.
7851 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7852 New functions split out from fold_builtin_1.
7853 (fold_builtin_n): New.
7854 (fold_builtin_varargs): New.
7855 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7857 (fold_call_expr): New.
7858 (build_function_call_expr): Rewrite to use new helper function.
7859 (fold_builtin_call_list): New.
7860 (build_call_expr): New.
7861 (fold_builtin_call_valist): New.
7862 (rewrite_call_expr): New.
7863 (validate_arg): New.
7864 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7865 of an arglist. Change return type to bool. Use new CALL_EXPR
7868 (fold_builtin_strstr): Pass call arguments individually instead
7869 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7870 accessors and constructors. Return NULL_TREE instead of 0.
7871 (fold_builtin_strchr): Likewise.
7872 (fold_builtin_strrchr): Likewise.
7873 (fold_builtin_strpbrk): Likewise.
7874 (fold_builtin_strcat): Likewise.
7875 (fold_builtin_strncat): Likewise.
7876 (fold_builtin_strspn): Likewise.
7877 (fold_builtin_strcspn): Likewise.
7878 (fold_builtin_fputs): Likewise.
7879 (fold_builtin_next_arg): Likewise.
7880 (fold_builtin_sprintf): Likewise.
7882 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7883 NULL_RTX instead of 0.
7884 (expand_builtin_memory_chk): Likewise.
7885 (maybe_emit_chk_warning): Likewise.
7886 (maybe_emit_sprintf_chk_warning): Likewise.
7888 (fold_builtin_object_size): Pass call arguments individually instead
7889 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7890 accessors and constructors. Return NULL_TREE instead of 0.
7891 (fold_builtin_memory_chk): Likewise.
7892 (fold_builtin_stxcpy_chk): Likewise.
7893 (fold_builtin_strncpy_chk): Likewise.
7894 (fold_builtin_strcat_chk): Likewise.
7895 (fold_builtin_strcat_chk): Likewise.
7896 (fold_builtin_strncat_chk): Likewise.
7897 (fold_builtin_sprintf_chk): Likewise.
7898 (fold_builtin_snprintf_chk): Likewise.
7899 (fold_builtin_printf): Likewise.
7900 (fold_builtin_vprintf): Likewise.
7902 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7904 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7905 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7906 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7907 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7908 (fold_unary): Likewise.
7909 (fold_binary): Likewise.
7910 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7911 ternary expressions.
7912 (fold): Add logic for tcc_vl_exp.
7913 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7914 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7915 (fold_build3_stat): Add assertion to flag broken interface for
7916 constructing CALL_EXPRs.
7917 (fold_build_call_list): New.
7918 (fold_build_call_list_initializer): New.
7919 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7921 (fold_strip_sign_ops): Likewise.
7923 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7924 Brooks Moses <brooks.moses@codesourcery.com>
7925 Lee Millward <lee.millward@codesourcery.com>
7927 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7928 accessors and dump arguments explicitly.
7930 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7932 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7934 (print_call_name): Use new CALL_EXPR accessors.
7936 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7937 CALL_EXPR arguments explicitly instead of as a list. Use
7938 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7940 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7941 (vrp_visit_stmt): Likewise.
7943 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7944 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7946 (force_move_till_expr): Likewise.
7948 * targhooks.c (default_external_stack_protect_fail): Use
7949 build_call_expr instead of build_function_call_expr.
7950 (default_hidden_stack_protect_fail): Likewise.
7952 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7955 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7956 and walk arguments explicitly.
7958 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7959 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7960 (expand_simple_operations): Likewise.
7961 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7963 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7964 of TREE_CODE_LENGTH.
7965 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7967 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7968 instead of TREE_CODE_LENGTH.
7970 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7971 (tree_ic_transform): Likewise.
7972 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7973 parameter instead of arglist. Fix callers.
7974 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7975 (tree_stringops_transform): Likewise.
7976 (tree_indirect_call_to_profile): Likewise.
7977 (tree_stringops_values_to_profile): Likewise.
7979 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7980 (eliminate_tail_call): Likewise.
7982 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7984 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7985 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7987 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7989 * omp-low.c (build_omp_barrier): Use build_call_expr.
7990 (lower_rec_input_clauses): Likewise.
7991 (lower_reduction_clauses): Likewise.
7992 (expand_parallel_call): Likewise.
7993 (maybe_catch_exception): Likewise.
7994 (expand_omp_for_generic): Likewise.
7995 (expand_omp_for_static_nochunk): Likewise.
7996 (expand_omp_sections): Likewise.
7997 (lower_omp_single_simple): Likewise.
7998 (lower_omp_single_copy): Likewise.
7999 (lower_omp_master): Likewise.
8000 (lower_omp_ordered): Likewise.
8001 (lower_omp_critical): Likewise.
8003 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8004 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8006 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8007 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8008 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8010 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8011 and generalize to handle any number of operands.
8012 (chrec_contains_undetermined): Likewise.
8013 (tree_contains_chrecs): Likewise.
8014 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8016 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8018 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8019 fold_call_expr instead of fold_builtin.
8020 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8021 match declarations there.
8022 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8025 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8026 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8028 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8029 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8031 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8034 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8035 (execute_cse_sincos): Use new CALL_EXPR accessors.
8037 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8039 * gimple-low.c (lower_function_body): Use build_call_expr.
8040 (lower_builtin_setjmp): Likewise.
8042 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8043 (set_storage_via_libcall): Likewise.
8044 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8045 instead of TREE_CODE_LENGTH.
8046 (expand_expr_real_1): Use new CALL_EXPR accessors.
8048 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8049 generalize to handle any number of operands.
8050 (TB_parent_eq): Likewise.
8052 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8053 (strip_builtin_expect): Likewise.
8055 * function.c (gimplify_parameters): Use build_call_expr.
8057 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8058 instead of TREE_CODE_LENGTH.
8060 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8061 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8063 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8066 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8067 (gimplify_decl_expr): Likewise.
8068 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8069 Use new CALL_EXPR iterators.
8070 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8071 (gimplify_modify_expr_to_memset): Likewise.
8072 (gimplify_variable_sized_compare): Likewise.
8073 (gimplify_omp_atomic_fetch_op): Likewise.
8074 (gimplify_omp_atomic_pipeline): Likewise.
8075 (gimplify_omp_atomic_mutex): Likewise.
8076 (gimplify_function_tree): Likewise.
8078 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8079 (call_expr_flags): Likewise.
8080 (expand_call): Likewise.
8082 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8083 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8086 * coverage.c (create_coverage): Use build_call_expr.
8088 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8089 (temp_call_expr_obstack): New.
8090 (pool_copy_list): Delete.
8091 (temp_copy_call_expr): New.
8092 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8093 CALL_EXPR accessors. Get rid of special goo for copying argument
8094 lists and use temp_copy_call_expr instead.
8095 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8096 CALL_EXPR accessors.
8097 (create_expression_by_pieces): Likewise. Use build_call_array
8098 to construct the result instead of fold_build3.
8099 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8100 dealing with argument lists.
8101 (init_pre): Remove references to expression_node_pool and
8102 list_node_pool. Init temp_call_expr_obstack instead.
8103 (fini_pre): Remove references to expression_node_pool and
8106 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8107 and walk arguments explicitly instead of as a list.
8109 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8110 (mx_register_decls): Likewise.
8111 (mudflap_register_call): Likewise.
8112 (mudflap_finish_file): Likewise.
8114 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8115 (ipa_callsite_compute_param): Likewise.
8117 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8118 accessors and constructor.
8120 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8121 accessors and constructor.
8122 (convert_tramp_reference): Likewise.
8123 (convert_call_expr): Likewise.
8124 (finalize_nesting_tree_1): Likewise.
8126 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8129 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8131 * tree-inline.c (initialize_inlined_parameters): Pass entire
8132 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8134 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8135 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8137 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8138 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8139 (vectorizable_reduction): Likewise.
8140 (vectorizable_call): Use new CALL_EXPR iterators.
8141 (vectorizable_conversion): Use build_call_expr.
8142 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8143 (vect_gen_widened_results_half): Use build_call_expr.
8144 (vect_setup_realignment): Likewise.
8145 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8147 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8148 (pass_through_call): Likewise.
8149 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8152 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8153 (tree_gen_pow2_profiler): Likewise.
8154 (tree_gen_one_value_profiler): Likewise.
8155 (tree_gen_ic_func_profiler): Likewise.
8156 (tree_gen_average_profiler): Likewise.
8157 (tree_gen_ior_profiler): Likewise.
8159 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8160 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8161 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8163 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8164 of TREE_CODE_LENGTH.
8166 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8167 of TREE_CODE_LENGTH.
8169 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8171 (convert_to_integer): Likewise.
8173 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8176 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8177 Brooks Moses <brooks.moses@codesourcery.com>
8178 Lee Millward <lee.millward@codesourcery.com>
8180 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8182 * config/frv/frv.c (frv_expand_builtin): Likewise.
8183 * config/s390/s390.c (s390_expand_builtin): Likewise.
8185 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8186 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8188 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8189 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8190 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8191 (ix86_expand_store_builtin): Likewise.
8192 (ix86_expand_unop_builtin): Likewise.
8193 (ix86_expand_unop1_builtin): Likewise.
8194 (ix86_expand_sse_compare): Likewise.
8195 (ix86_expand_sse_comi): Likewise.
8196 (ix86_expand_vec_init_builtin): Likewise.
8197 (ix86_expand_vec_ext_builtin): Likewise.
8198 (ix86_expand_vec_set_builtin): Likewise.
8199 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8201 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8202 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8204 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8205 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8206 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8208 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8210 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8211 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8212 arglist. Use new CALL_EXPR accessors. Fix callers.
8213 (altivec_expand_abs_builtin): Likewise.
8214 (rs6000_expand_binop_builtin): Likewise.
8215 (altivec_expand_predicate_builtin): Likewise.
8216 (altivec_expand_lv_builtin): Likewise.
8217 (spe_expand_stv_builtin): Likewise.
8218 (altivec_expand_stv_builtin): Likewise.
8219 (rs6000_expand_ternop_builtin): Likewise.
8220 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8221 (altivec_expand_st_builtin): Likewise.
8222 (altivec_expand_dst_builtin): Likewise.
8223 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8224 arglist. Use new CALL_EXPR accessors. Fix callers.
8225 (altivec_expand_vec_set_builtin): Likewise.
8226 (altivec_expand_vec_ext_builtin): Likewise.
8227 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8228 (spe_expand_builtin): Likewise.
8229 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8230 arglist. Use new CALL_EXPR accessors. Fix callers.
8231 (spe_expand_evsel_builtin): Likewise.
8232 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8233 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8235 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8236 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8237 (arm_expand_unop_builtin): Likewise.
8238 (arm_expand_builtin): Use new CALL_EXPR accessors.
8240 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8243 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8244 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8245 (bfin_expand_unop_builtin): Likewise.
8246 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8248 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8249 Brooks Moses <brooks.moses@codesourcery.com>
8250 Lee Millward <lee.millward@codesourcery.com>
8252 * c-semantics.c (build_stmt): Add internal diagnostic check.
8254 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8255 accessors. Print arguments explicitly instead of as a list.
8257 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8259 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8260 (c_finish_omp_flish): Likewise.
8262 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8263 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8264 instead of TREE_CODE_LENGTH.
8265 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8266 (c_warn_unused_result): Likewise.
8268 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8271 * doc/invoke.texi (Warning Options): Remove
8272 -Werror-implicit-function-declaration.
8273 (Wimplicit-function-declaration): Update description.
8274 * opts.c (common_handle_option): Move handling of -Werror=* to...
8275 (enable_warning_as_error): ...here.
8276 * opts.h (enable_warning_as_error): Declare.
8277 * c-decl.c (implicit_decl_warning): Unless
8278 -Wno-implicit-function-declaration is given, emit a pedwarn if
8279 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8280 * c.opt (Wimplicit-function-declaration): Replace
8281 mesg_implicit_function_declaration with
8282 warn_implicit_function_declaration.
8283 * c-opts.c (c_common_handle_option):
8284 -Werror-implicit-function-declaration is exactly equal as
8285 -Werror=implicit-function-declaration.
8286 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8287 warn_implicit_function_declaration.
8288 (c_common_post_options): -Wimplict-function-declaration is enabled
8289 by default by -std=c99, otherwise is disabled by default.
8290 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8292 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8294 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8295 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8296 former is ignored but not the latter.
8298 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8300 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8301 is made and the reference doesn't use the alias set of its type,
8302 do not create the temporary using that type.
8304 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8306 * jump.c: Remove prototypes for delete_computation and
8307 delete_prior_computation.
8309 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8311 * jump.c (get_label_after): Delete.
8312 (get_label_before, delete_computation, delete_jump,
8313 delete_prior_computation, follow_jumps): Move...
8314 * reorg.c (delete_computation, delete_prior_computation): ... here...
8315 (get_label_before, delete_jump): ... making these static ...
8316 (follow_jumps): ... and simplifying this since it only runs after
8318 * rtl.h (get_label_after, get_label_before, delete_jump,
8319 follow_jumps): Delete prototypes.
8321 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8323 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8325 2007-02-15 Nick Clifton <nickc@redhat.com>
8327 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8328 order to prevent it from being munged by the target.
8330 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8332 * config/i386/i386.md: Remove misleading comment.
8334 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8336 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8337 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8340 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8342 * tree-sra.c (instantiate_missing_elements): Canonicalize
8344 (sra_build_assignment): New.
8345 (generate_copy_inout, generate_element_copy,
8346 generate_element_zero, generate_one_element_init): Use it.
8348 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8350 * tree-sra.c (instantiate_missing_elements): Canonicalize
8352 (sra_build_assignment): New.
8353 (generate_copy_inout, generate_element_copy,
8354 generate_element_zero, generate_one_element_init): Use it.
8356 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8358 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8361 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8363 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8364 types as aggregates not scalars.
8365 * function.c (assign_stack_temp_for_type): Likewise.
8367 2007-02-14 Roger Sayle <roger@eyesopen.com>
8368 Zdenek Dvorak <dvorakz@suse.cz>
8370 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8373 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8375 * passes.c (next_pass_1): Clear the next field of the copied
8378 2007-02-14 Richard Henderson <rth@redhat.com>
8380 * tree-sra.c (early_sra): New.
8381 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8382 (tree_sra_early, pass_sra_early): New.
8383 * tree-pass.h (pass_sra_early): Declare.
8384 * passes.c (init_optimization_passes): Use it.
8386 2007-02-14 Richard Guenther <rguenther@suse.de>
8388 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8390 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8392 PR tree-optimization/30771
8393 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8395 (vect_analyze_operations): Induction phis can now be marked as
8397 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8398 Update documentation accordingly.
8400 2007-02-14 Nick Clifton <nickc@redhat.com>
8402 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8403 most 3 arguments are supported.
8404 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8406 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8408 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8409 Ensure dst->current is valid.
8411 2007-02-13 Paul Brook <paul@codesourcery.com>
8413 * config.gcc: Add arm*-*-uclinux-*eabi.
8414 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8415 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8416 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8417 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8418 (LINK_SPEC): Define.
8420 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8422 * config/arm/uclinux-eabi.h: New file.
8423 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8424 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8427 2007-02-13 Ian Lance Taylor <iant@google.com>
8429 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8430 * flags.h (warn_strict_overflow): Declare.
8431 (enum warn_strict_overflow_code): Define.
8432 (issue_strict_overflow_warning): New static inline function.
8433 * opts.c (warn_strict_overflow): New variable.
8434 (common_handle_option): Handle OPT_Wstrict_overflow and
8435 OPT_Wstrict_overflow_.
8436 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8438 * fold-const.c: Include intl.h.
8439 (fold_deferring_overflow_warnings): New static variable.
8440 (fold_deferred_overflow_warning): New static variable.
8441 (fold_deferred_overflow_code): New static variable.
8442 (fold_defer_overflow_warnings): New function.
8443 (fold_undefer_overflow_warnings): New function.
8444 (fold_undefer_and_ignore_overflow_warnings): New function.
8445 (fold_deferring_overflow_warnings_p): New function.
8446 (fold_overflow_warning): New static function.
8447 (make_range): Add strict_overflow_p parameter. Change all
8449 (extract_muldiv, extract_muldiv_1): Likewise.
8450 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8451 tree_expr_nonnegative_p.
8452 (fold_negate_expr): Call fold_overflow_warning.
8453 (fold_range_test): Likewise.
8454 (fold_comparison): Likewise.
8455 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8456 instead of tree_expr_nonnegative_p.
8457 (tree_expr_nonnegative_warnv_p): Rename from
8458 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8459 (tree_expr_nonnegative_p): New function.
8460 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8461 strict_overflow_p parameter.
8462 (tree_expr_nonzero_p): New function.
8463 * passes.c (verify_interpass_invariants): New static function.
8464 (execute_one_pass): Call it.
8465 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8467 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8468 (estimate_numbers_of_iterations): Likewise.
8469 (scev_probably_wraps_p): Likewise.
8470 * tree-ssa-ccp.c: Include "toplev.h".
8471 (evaluate_stmt): Defer fold overflow warnings until we know we are
8473 (struct fold_stmt_r_data): Add stmt field.
8474 (fold_stmt_r): Defer fold overflow warnings until we know we
8476 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8477 (fold_stmt_inplace): Likewise.
8478 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8479 (cleanup_control_expr_graph): Defer fold overflow warnings until
8480 we know we are going to optimize.
8481 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8482 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8484 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8485 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8486 * tree-ssa-loop-manip.c (create_iv): Likewise.
8487 * c-typeck.c (build_conditional_expr): Likewise.
8488 (build_binary_op): Likewise.
8489 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8490 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8491 (extract_range_from_unary_expr): Likewise.
8492 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8493 assuming that signed overflow does not occur.
8494 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8495 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8496 (fold_defer_overflow_warnings): Declare.
8497 (fold_undefer_overflow_warnings): Declare.
8498 (fold_undefer_and_ignore_overflow_warnings): Declare.
8499 (fold_deferring_overflow_warnings_p): Declare.
8500 (tree_expr_nonzero_warnv_p): Declare.
8501 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8503 (Warning Options): Document -Wstrict-overflow.
8504 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8505 (tree-ssa-ccp.o): Likewise.
8506 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8507 (fold-const.o): Depend on intl.h.
8509 2007-02-13 Ian Lance Taylor <iant@google.com>
8512 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8515 2007-02-13 Stuart Hastings <stuart@apple.com>
8517 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8519 2007-02-13 Richard Henderson <rth@redhat.com>
8521 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8522 handled_component_p before looking for the indirect_ref.
8524 2007-02-13 Richard Henderson <rth@redhat.com>
8526 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8527 remove flags clobber.
8528 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8529 (bswaphi_lowpart): New.
8530 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8531 remove TARGET_BSWAP test. Delete expander of the same name.
8533 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8534 (expand_unop): Use them.
8536 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8538 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8539 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8540 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8541 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8542 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8543 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8544 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8545 assembler dialect choice from asm templates.
8547 2007-02-12 Richard Henderson <rth@redhat.com>
8549 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8550 (fixuns_trunc<SSEMODEF>si2): Use it.
8551 * config/i386/sse.md (vec_setv4sf_0): Export.
8552 * config/i386/i386.c (ix86_build_const_vector): Export.
8553 (ix86_split_convert_uns_si_sse): Rename from
8554 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8555 * config/i386/i386-protos.h: Update.
8557 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8560 * c-typeck.c (c_finish_return): Improve warning message.
8562 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8564 * alias.c (find_symbolic_term): Delete unused function.
8566 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8568 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8569 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8570 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8572 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8574 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8575 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8576 the function, temporarily point the debug interface to the null one.
8578 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8580 * dwarf2out.c (round_up_to_align): New static function.
8581 (field_byte_offset): Use it to round the offset.
8583 2007-02-12 Richard Henderson <rth@redhat.com>
8585 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8586 (inswl_const): Export.
8588 2007-02-12 Richard Henderson <rth@redhat.com>
8590 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8591 result mode of the libcall, convert back to outmode.
8593 2007-02-12 Roger Sayle <roger@eyesopen.com>
8595 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8596 (bswapdi2): New define_expand to implement 32-bit implementation.
8598 2007-02-12 Nick Clifton <nickc@redhat.com>
8600 * doc/invoke.texi (Overall Options): Document --help=.
8601 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8602 (cc1_options): Pass --help= on to cc1.
8603 (display_help): Add description of --help=.
8604 (process_command): Add code to handle --help=. Allow translated
8605 --help and --target-help switches to be passed on to compiler
8607 (main): Remove unused if statement.
8608 * opts.c (columns): Remove.
8609 (LEFT_COLUMN): Define.
8610 (wrap_help): Add columns argument.
8611 (print_filtered_help): Change parameters to be an include bitmask,
8612 an exclude bitmask, an any bitmask and the column width. Move the
8613 code to display the params list here. Add code to display the
8614 status of options rather than their descriptions if the quiet flag
8616 (print_specific_help): Change parameters to be an include bitmask,
8617 an exclude bitmask and an any bitmask. Move code to look up the
8618 column width here. Decide upon the title for an options listing.
8619 (common_handle_options): Add code to handle --help=. Adapt code
8620 for --help and --target-help to use the revised form of the
8621 print_specific_help function.
8622 (print_help): Delete.
8623 (print_param_help): Delete.
8624 (print_switch): Delete.
8625 * opts.h (cl_lang_count): Add prototype.
8626 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8627 CL_MAX_OPTION_CLASS): New defines.
8628 * optc-gen.awk: Add construction of cl_lang_count.
8629 * c.opt: Add Warning attribute to warning options and Optimization
8630 attribute to optimization options.
8631 * common.opt: Likewise.
8633 Add -fhelp and -ftarget-help as aliases for the transformed --help
8634 and --target-help options.
8635 * opt-functions.awk: Add code to handle Warning and Optimization
8638 2007-02-12 Richard Henderson <rth@redhat.com>
8640 * config/alpha/constraints.md: New file.
8641 * config/alpha/alpha.c: Include tm-constrs.h.
8642 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8643 alpha_extra_constraint): Remove.
8644 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8645 * config/alpha/alpha-protos.h: Update.
8646 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8647 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8648 (EXTRA_CONSTRAINT): Remove.
8649 * config/alpha/alpha.md: Include constraints.md.
8650 (adddi splitter): Use satisfies_constraint_*.
8651 * config/alpha/predicates.md (add_operand): Likewise.
8652 (sext_add_operand, addition_operation): Likewise.
8654 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8656 PR tree-optimization/29145
8657 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8658 in our handling of restrict qualified pointers.
8660 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8663 * doc/invoke.texi (Wunused-value): Update description.
8664 (Wextra): Delete item.
8665 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8666 value of Wunused-value.
8667 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8668 (c_finish_stmt_expr): Don't check extra_warnings.
8669 (emit_side_effect_warnings): The caller is responsible to check
8672 2007-02-11 Roger Sayle <roger@eyesopen.com>
8673 Matt Thomas <matt@3am-software.com>
8675 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8677 2007-02-11 Roger Sayle <roger@eyesopen.com>
8679 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8680 comparisons of POPCOUNT against zero.
8681 (simplify_const_relational_operation): Likewise.
8683 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8685 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8687 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8689 * dwarf2out.c (root_type): Delete unused function.
8691 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8693 * genattrtab.c (contained_in_p): Delete unused function.
8694 (write_expr_attr_cache): Likewise.
8696 2007-02-11 Jan Hubicka <jh@suse.cz>
8698 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8701 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8703 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8704 to add the REG_EQ* note.
8705 * see.c (see_merge_one_use_extension): Likewise.
8706 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8707 turn REG_EQUAL notes into REG_EQUIV notes if the target
8708 register may have more than one set.
8709 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8710 * gcse.c (try_replace_reg): Likewise.
8711 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8712 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8713 more than one REG_EQUIV note.
8714 * reload1.c (gen_reload): Use set_unique_reg_note.
8716 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8718 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8719 (ix86_builtin_conversion): New function.
8721 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8724 * tree.h (DECL_REPLACEABLE_P): New macro.
8725 * except.c (set_nothrow_function_flags): Likewise.
8727 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8728 Ira Rosen <irar@il.ibm.com>
8729 Dorit Nuzman <dorit@il.ibm.com>
8731 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8732 * targhooks.c (default_builtin_vectorized_conversion): New.
8733 * targhooks.h (default_builtin_vectorized_function): New declaration.
8734 * target.h (struct vectorize): Add builtin_conversion field.
8735 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8736 stmt_vec_info_type value.
8737 (vectorizable_conversion): New declaration.
8738 * tree-vect-analyze.c (vect_analyze_operations): Add
8739 vectorizable_conversion call.
8740 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8741 * tree-vect-transform.c (vectorizable_conversion): New function.
8742 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8743 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8745 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8746 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8747 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8748 or ALTIVEC_BUILTIN_VCFSX.
8750 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8753 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8754 CONST_DOUBLE and operand 0 is a hard register.
8755 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8756 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8757 is a hard floating-point register.
8759 2007-02-10 Richard Henderson <rth@redhat.com>
8760 Jakub Jelinek <jakub@redhat.com>
8761 Alexandre Oliva <aoliva@redhat.com>
8763 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8764 * builtin-types.def (BT_WORD): Make unsigned.
8765 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8766 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8767 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8768 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8769 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8770 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8772 * expr.c (emutls_var_address): New.
8773 (expand_expr_real_1): Expand emulated tls.
8774 (expand_expr_addr_expr_1): Likewise.
8775 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8776 * output.h (emutls_finish): Declare.
8777 * toplev.c (compile_file): Call it.
8778 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8779 address before wrapping in CONST.
8780 * varasm.c (emutls_htab, emutls_object_type): New.
8781 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8782 (get_emutls_object_name, get_emutls_object_type): New.
8783 (get_emutls_init_templ_addr, emutls_decl): New.
8784 (emutls_common_1, emutls_finish): New.
8785 (assemble_variable): When emulating tls, swap decls; generate
8786 constructor for the emutls objects.
8787 (do_assemble_alias): When emulating tls, swap decl and target name.
8788 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8790 * varpool.c (decide_is_variable_needed): Look at force_output.
8791 Recurse for emulated tls.
8792 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8793 with decide_is_variable_needed.
8794 * emutls.c: New file.
8795 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8796 tls_object for real tls.
8798 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8800 PR rtl-optimization/29599
8801 * reload1.c (eliminate_regs_in_insn): Take the destination
8802 mode into account when computing the offset.
8804 2007-02-09 Stuart Hastings <stuart@apple.com>
8805 Richard Henderson <rth@redhat.com>
8807 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8808 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8809 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8810 fixuns_truncdfhi2): New.
8811 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8812 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8813 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8814 (floatunssidf2): Allow nonimmediate source.
8815 * config/i386/sse.md (movdi_to_sse): New.
8816 (vec_concatv2di): Drop '*'.
8817 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8818 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8819 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8821 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8822 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8823 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8824 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8825 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8826 ix86_build_const_vector.
8827 (x86_emit_floatuns): Rewrite.
8829 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8831 * genautomata.c (longest_path_length): Delete unused function.
8832 (struct state): Delete unused longest_path_length.
8833 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8834 (get_free_state): Delete unused.
8836 2007-02-09 Jan Hubicka <jh@suse.cz>
8838 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8839 * doc/invoke.texi (inline-unit-growth): Update default value.
8841 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8842 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8843 (rebuild_cgraph_edges): Likewise.
8844 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8845 (dump_cgraph_node): Dump frequencies.
8846 (cgraph_clone_edge): Add frequency scales.
8847 (cgraph_clone_node): Add freuqnecy.
8848 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8849 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8850 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8851 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8852 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8853 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8854 (save_inline_function_body): Likewise.
8855 * ipa-inline.c: inluce rtl.h
8856 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8857 (cgraph_edge_badness): Use frequencies.
8858 (cgraph_decide_recursive_inlining): Update clonning.
8859 (cgraph_decide_inlining_of_small_function): Dump frequency.
8860 * predict.c (estimate_bb_frequencies): Export.
8861 * predict.h (estimate_bb_frequencies): Declare.
8862 * tree-inline.c (copy_bb): Watch overflows.
8863 (expand_call_inline): Update call of cgraph_create_edge.
8864 (optimize_inline_calls): Use TODO flags to update frequnecies.
8865 * passes.h: Include predict.h
8866 (init_optimization_passes): Move profile ahead.
8867 (execute_function_todo): Handle TODO_rebuild_frequencies.
8869 2007-02-09 Roger Sayle <roger@eyesopen.com>
8871 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8872 the insbl or inswl pattern into a register.
8874 2007-02-09 Roger Sayle <roger@eyesopen.com>
8876 * config/ia64/ia64.md (bswapdi2): New define_insn.
8878 2007-02-09 Richard Henderson <rth@redhat.com>
8880 * config/i386/constraints.md (Ym): New constraint.
8881 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8882 (movdi_1_rex64): Split sse and xmm general register moves from
8883 memory move alternatives. Use conditional register constraints.
8884 (movsf_1, movdf_integer): Likewise.
8885 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8886 (movdf_integer_rex64): New.
8887 (pushsf_rex64): Fix output constraints.
8888 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8889 (sse2_stored): Likewise.
8890 (sse2_storeq_rex64): New.
8891 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8892 amd and not generic.
8893 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8894 for optimize_size. Remove SF/DFmode hack.
8896 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8898 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8901 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8902 Richard Sandiford <richard@codesourcery.com>
8904 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8905 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8906 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8907 m68k/t-mlib to tmake_file.
8908 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8909 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8910 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8911 Allow it to be cf or m68k. Set m68k_arch_family. If that
8912 variable is not empty, add t-$m68k_arch_family to tmake_file.
8913 Add t-mlibs to tmake_file.
8914 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8915 * config/m68k/t-cf: New file.
8916 * config/m68k/t-m68k: Likewise.
8917 * config/m68k/t-mlibs: Likewise.
8918 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8919 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8920 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8921 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8922 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8924 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8925 (INSTALL_LIBGCC): Delete.
8926 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8927 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8928 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8929 (M68K_MLIB_CPU): Define.
8930 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8931 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8932 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8934 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8935 Richard Guenther <rguenther@suse.de>
8938 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8939 against INT_MIN/INT_MAX.
8940 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8941 file if a loop is removed.
8943 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8945 * calls.c (store_one_arg): Pass correct alignment to
8946 emit_push_insn for non-BLKmode values.
8947 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8948 unaligned stack slot via a suitably aligned slot.
8950 2007-02-08 DJ Delorie <dj@redhat.com>
8952 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8954 (legal_subregs): Use unsigned char, make const.
8955 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8957 2007-02-08 Paul Brook <paul@codesourcery.com>
8959 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8960 special interworking needed.
8962 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8964 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8965 conditional to __SSE2__.
8966 (Entries below should have been added to first ChangeLog
8967 entry for amdfam10 dated 2007-02-05)
8968 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8970 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8972 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8975 2007-02-08 DJ Delorie <dj@redhat.com>
8977 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8978 * config/m32c/m32c.c (legal_subregs): New.
8979 (m32c_illegal_subreg_p): New.
8980 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8981 unsupported subregs of hard regs.
8983 2007-02-08 Jan Hubicka <jh@suse.cz>
8985 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8986 the same one; always update histograms.
8988 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8990 * passes.c (init_optimization_passes): Tidy comment.
8992 2007-02-08 Roger Sayle <roger@eyesopen.com>
8994 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8995 strip zero_extend, bswap and rotates from POCOUNT's argument.
8996 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8997 zero_extend and rotates from PARITY's argument.
8998 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8999 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9000 of an integer constant at compile-time.
9002 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9005 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9007 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9010 * tree-ssa-live.c (remove_unused_locals): Do not remove
9011 TREE_ADDRESSABLE variables.
9012 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9013 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9014 FOR_CLOBBER. Update all users.
9015 If VAR has an associated alias set, add a virtual operand for
9016 it if no alias is found to conflict with the memory reference.
9018 2007-02-07 Jan Hubicka <jh@suse.cz>
9019 Robert Kidd <rkidd@crhc.uiuc.edu>
9021 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9023 2007-02-07 Ian Lance Taylor <iant@google.com>
9025 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9027 2007-02-07 Roger Sayle <roger@eyesopen.com>
9029 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9030 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9031 tablejumpdi, movsi_to_cr_one): Remove constraints from
9032 define_expand's match_operands.
9034 2007-02-07 Roger Sayle <roger@eyesopen.com>
9036 * global.c (compute_regsets): Move declatation of "i" inside of
9037 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9039 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9042 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9043 of INDIRECT_REF <RESULT_DECL>.
9045 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9047 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9048 Kaz Kojima <kkojima@gcc.gnu.org>
9051 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9053 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9055 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9057 * doc/loop.texi: Document possibility not to perform disambiguation
9058 of loops with multiple latches.
9059 * cfgloopmanip.c (alp_enum_p): Removed.
9060 (add_loop): Handle subloops. Use get_loop_body_with_size.
9061 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9062 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9063 the new forwarder block.
9064 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9065 Handle the case latch is NULL.
9066 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9067 when marking loop exits.
9068 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9070 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9071 disambiguate_loops_with_multiple_latches.
9072 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9073 before fix_loop_structure.
9074 * cfgloop.c: Include pointer-set.h and output.h.
9075 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9076 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9077 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9078 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9079 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9080 disambiguate_multiple_latches, get_loop_body_with_size,
9081 disambiguate_loops_with_multiple_latches): New functions.
9082 (flow_loop_dump): Dump multiple latch edges.
9083 (flow_loop_nodes_find): Handle loops with multiple latches.
9084 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9085 (glb_enum_p): Modified.
9086 (get_loop_body): Use get_loop_body_with_size.
9087 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9088 (AVOID_CFG_MODIFICATIONS): New constant.
9089 (disambiguate_loops_with_multiple_latches, add_loop,
9090 get_loop_body_with_size): Declare.
9091 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9093 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9096 * global.c (compute_regsets): New function.
9097 (global_alloc): Refactored ELIMINABLE_REGSET
9098 and NO_GLOBAL_ALLOC_REGS computation out.
9099 (rest_of_handle_global_alloc): Call compute_regsets()
9100 for non-optimizing case.
9102 2007-02-06 Richard Henderson <rth@redhat.com>
9104 * config/i386/constraints.md (Y2): Rename from Y.
9105 (Yi): New constraint.
9106 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9107 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9108 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9109 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9110 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9111 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9112 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9113 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9114 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9115 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9116 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9117 vec_extractv2si_1): Change Y constraints to Y2.
9118 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9119 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9120 Change Y constraints to Y2.
9121 (sse2_loadld): Change Y constraints to x.
9123 2007-02-06 Roger Sayle <roger@eyesopen.com>
9125 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9126 (parity<mode>2): New define_expand using rs6000_emit_parity.
9127 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9128 rs6000_emit_parity): New functions.
9129 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9130 rs6000_emit_parity): Prototype here.
9132 2007-02-06 Ian Lance Taylor <iant@google.com>
9134 * lower-subreg.c (simple_move_operand): Reject CONST.
9135 (resolve_clobber): Call validate_change rather than directly
9136 assigning to XEXP (pat, 0).
9138 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9140 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9141 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9142 (tree-cfg.o): Remove hashtab.h dependency.
9144 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9145 (struct ivopts_data): Change niters to pointer_map_t.
9146 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9147 (niter_for_exit): Create pointer_map on demand. Change for
9149 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9150 (free_loop_data): Destroy data->niters if created and reset field.
9151 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9152 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9154 * tree-ssa-reassoc.c: Include pointer-set.h.
9155 (bb_rank): Change to long *.
9156 (operand_rank): Change to pointer_map_t.
9157 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9158 (insert_operand_rank): Accept long.
9159 (operand_entry_hash, operand_entry_eq): Remove.
9160 (get_rank): Return long. Adjust for changes above.
9161 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9163 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9165 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9166 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9167 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9169 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9170 directly since it cannot be NULL.
9171 (get_vi_for_tree): Rewrite for pointer_map API.
9172 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9173 (init_alias_vars): Create vi_for_tree as pointer_map.
9174 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9176 * tree-cfg.c: Don't include hashtab.h.
9177 (edge_to_cases): Declare as pointer_map.
9178 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9180 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9181 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9182 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9184 (record_switch_edge): Delete.
9185 (get_cases_for_edge): Adjust for pointer_map API, inline
9186 record_switch_edge (rewritten for new API), remove goto.
9188 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9190 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9191 * tree-nested.c: Include pointer-set.h.
9192 (var_map_elt, var_map_eq, var_map_hash): Delete.
9193 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9195 (nesting_info_bitmap_obstack): New.
9196 (lookup_field_for_decl): Adjust for pointer_map API.
9197 (lookup_tramp_for_decl): Adjust for pointer_map API.
9198 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9199 (get_local_debug_decl): Adjust for pointer_map API.
9200 (convert_nl_goto_reference): Adjust for pointer_map API.
9201 (convert_nl_goto_receiver): Adjust for pointer_map API.
9202 (create_nesting_tree): Create outside GGC space. Create bitmap on
9203 the new obstack. Create field_map and var_map as pointer_maps.
9204 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9206 (lower_nested_functions): Move root here, no need to NULL it.
9207 Initialize and release the obstack.
9209 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9211 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9212 Remove prototypes and make them non-static.
9213 (struct tree_int_map): Remove.
9214 * tree.h (struct tree_int_map): Move here, turning TO into an
9216 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9218 * tree.h (TREE_COMPLEXITY): Remove.
9219 (struct tree_exp): Remove complexity field.
9220 * tree.c (build1_stat): Don't set it.
9222 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9223 Victor Kaplansky <victork@il.ibm.com>
9225 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9226 (vect_is_simple_reduction): Support reduction with induction as
9227 one of the operands.
9228 (vect_is_simple_iv_evolution): Fix formatting.
9229 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9230 formatting. Don't mark induction phis for vectorization.
9231 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9232 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9233 (vect_get_vec_def_for_operand): Support induction.
9234 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9236 (vectorizable_reduction): Support reduction with induction as one of
9238 (vectorizable_type_demotion): Use def-type of stmt argument rather
9239 than dummy def-type.
9241 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9242 flag_tree_scev_cprop.
9243 * common.opt (tree-scev-cprop): New flag.
9245 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9246 call to vect_get_new_vect_var.
9248 2007-02-06 Ira Rosen <irar@il.ibm.com>
9250 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9251 vectype is not NULL.
9252 (vect_pattern_recog_1): Likewise.
9254 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9256 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9257 (fold_negate_expr): Likewise.
9259 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9262 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9263 even if cv-qualification is the same.
9265 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9267 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9268 __enable_execute_stack on completion.
9270 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9272 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9273 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9274 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9275 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9276 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9277 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9278 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9279 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9281 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9283 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9284 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9285 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9286 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9287 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9288 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9289 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9290 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9291 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9292 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9293 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9294 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9295 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9296 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9297 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9298 sqrtextenddfxf2_i387): Added amdfam10_decode.
9300 * config/i386/athlon.md (athlon_idirect_amdfam10,
9301 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9302 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9303 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9304 athlon_ivector_store_amdfam10): New define_insn_reservation.
9305 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9310 * config/i386/athlon.md (athlon_call_amdfam10,
9311 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9312 define_insn_reservation.
9313 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9314 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9315 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9319 * config/i386/athlon.md (athlon_sseld_amdfam10,
9320 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9321 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9325 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9326 define_insn_reservation.
9327 * config/i386/i386.md (sseins): Added sseins to define_attr type
9328 and define_attr unit.
9329 * config/i386/sse.md: Set type attribute to sseins for insertq
9332 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9334 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9335 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9336 ssecomi_load_amdfam10, ssecomi_amdfam10,
9337 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9338 define_insn_reservation.
9339 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9341 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9343 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9344 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9345 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9346 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9347 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9348 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9349 define_insn_reservation.
9351 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9352 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9353 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9354 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9355 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9359 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9360 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9361 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9362 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9363 athlon_ssemul_load_k8): Added amdfam10.
9365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9367 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9368 (x86_sse_unaligned_move_optimal): New variable.
9370 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9372 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9373 for unaligned vector SSE double/single precision loads for AMDFAM10.
9375 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9377 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9378 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9379 Define TARGET_CPU_DEFAULT_amdfam10.
9380 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9381 (processor_type): Add PROCESSOR_AMDFAM10.
9383 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9384 processor_type in config/i386/i386.h.
9385 Enable imul peepholes for TARGET_AMDFAM10.
9387 * config.gcc: Add support for --with-cpu option for amdfam10.
9389 * config/i386/i386.c (amdfam10_cost): New variable.
9390 (m_AMDFAM10): New macro.
9391 (m_ATHLON_K8_AMDFAM10): New macro.
9392 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9393 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9394 x86_promote_QImode, x86_integer_DFmode_moves,
9395 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9396 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9397 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9398 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9399 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9400 Enable/disable for amdfam10.
9401 (override_options): Add amdfam10_cost to processor_target_table.
9402 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9403 processor_alias_table.
9404 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9405 (ix86_adjust_cost): Add code for amdfam10.
9407 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9409 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9410 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9411 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9412 * config/i386/i386.h: Add builtin definition for SSE4A.
9413 * config/i386/i386.md: Add support for ABM instructions
9415 * config/i386/sse.md: Add support for SSE4A instructions
9416 (movntss, movntsd, extrq, insertq).
9417 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9418 Add -march=amdfam10 flag.
9419 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9420 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9422 * doc/extend.texi: Add documentation for SSE4A builtins.
9424 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9426 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9428 2007-02-05 Richard Guenther <rguenther@suse.de>
9430 * tree-vectorizer.h (vectorizable_function): Add argument type
9431 argument, change return type.
9432 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9433 * tree-vect-transform.c (vectorizable_function): Handle extra
9434 argument, return vectorized function decl.
9435 (build_vectorized_function_call): Remove.
9436 (vectorizable_call): Handle calls with result and argument types
9437 differing. Handle loop vectorization factor correctly.
9438 * targhooks.c (default_builtin_vectorized_function): Adjust for
9440 * targhooks.h (default_builtin_vectorized_function): Likewise.
9441 * target.h (builtin_vectorized_function): Add argument type
9443 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9444 extra argument, allow vectorizing of lrintf.
9445 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9446 documentation of target hook.
9448 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9451 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9452 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9453 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9455 2007-02-05 Roger Sayle <roger@eyesopen.com>
9457 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9458 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9459 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9460 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9461 before canonicalizing sincos to cexpi.
9462 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9464 2007-02-05 Roger Sayle <roger@eyesopen.com>
9466 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9467 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9468 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9470 2007-02-05 Roger Sayle <roger@eyesopen.com>
9472 * mips-tfile.c (initialize_init_file): Correct endianness test.
9474 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9476 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9479 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9481 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9482 saves in a PARALLEL before the register assignments.
9484 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9486 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9487 DWARF_FRAME_RETURN_COLUMN to be a general register.
9488 * dwarf2out.c (init_return_column_size): New function, split from...
9489 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9490 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9491 to be nongeneral registers.
9492 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9494 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9495 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9497 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9499 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9501 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9503 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9504 (remove_path): Use can_remove_branch_p and remove_branch instead
9505 of loop_delete_branch_edge.
9506 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9507 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9508 Update profile using scale_dominated_blocks_in_loop.
9509 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9510 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9511 (can_remove_branch_p, remove_branch): Declare.
9512 * tree-cfg.c (tree_can_remove_branch_p): New function.
9513 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9514 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9515 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9517 2007-02-05 Jan Hubicka <jh@suse.cz>
9520 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9521 nodes in cgraph, don't remove offline copy of the function.
9523 2007-02-04 Jan Hubicka <jh@suse.cz>
9525 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9526 vectors might cause maybe_lookup_element_for_expr to be called
9527 on non-sra-candidate.
9529 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9531 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9532 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9533 spelling conventions.
9535 2007-02-04 Richard Guenther <rguenther@suse.de>
9538 * fold-const.c (try_move_mult_to_index): Make sure to not
9539 overflow one dimension of a multi-dimensional array access.
9541 2007-02-04 Jan Hubicka <jh@suse.cz>
9543 * passes.c (init_optimization_passes): Reindent.
9545 2007-02-04 Jan Hubicka <jh@suse.cz>
9546 Eric Botcazou <ebotcazou@adacore.com>
9548 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9549 (execute_fixup_cfg): Break out the abnormal goto code.
9550 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9551 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9552 (optimize_inline_calls): Call make_nonlocal_label_edges.
9554 2007-02-04 Jan Hubicka <jh@suse.cz>
9556 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9557 true when something was changed.
9558 (rename_ssa_copies): When something was changed, do
9559 TODO_remove_unused_locals.
9560 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9561 add TODO_remove_unused_locals when instruction was removed.
9563 2007-02-04 Jan Hubicka <jh@suse.cz>
9565 * ipa-inline.c (try_inline): Improve debug output; work on already
9567 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9568 call try_inline for already inlined edges too when flattening;
9569 inline also functions that make callee growth but overall unit size
9572 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9574 * config/m32c/bitops.md, config/m32c/jump.md,
9575 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9576 config/m32r/m32r.h, config/m32r/m32r.md,
9577 config/m32r/predicates.md, config/m68hc11/larith.asm,
9578 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9579 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9580 config/mips/mips-protos.h, config/mips/mips.c,
9581 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9582 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9583 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9584 spelling conventions.
9586 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9587 Follow spelling conventions.
9589 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9591 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9592 warn about C++0x compatibility.
9594 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9596 * config/h8300/h8300.c, config/h8300/h8300.h,
9597 config/h8300/h8300.md: Follow spelling conventions.
9599 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9602 * combine.c (try_combine): Do not substitute source operand
9603 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9605 2007-02-03 Jan Hubicka <jh@suse.cz>
9607 PR gcov-profile/30650
9608 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9609 do not divide by zero for never executed counters.
9610 (tree_find_values_to_profile): Fix counters.
9611 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9613 2007-02-03 Ian Lance Taylor <iant@google.com>
9615 * lower-subreg.c (simple_move_operand): New static function,
9616 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9618 (simple_move): Call simple_move_operand.
9619 (find_decomposable_subregs): Add special handling of MEMs.
9620 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9621 meaning of return value. If we see a hard register, test whether
9622 it can store a word_mode value. Change all callers.
9624 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9626 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9627 ftrapv insns and expanders.
9628 (subdi3): Change define_expand operand 1 to arith11_operand, and
9629 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9630 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9631 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9635 * varasm.c (notice_global_symbol): Treat global objects as weak when
9638 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9640 * emit-rtl.c (dconstpi): Delete.
9642 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9643 * real.h (dconstpi): Delete.
9645 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9646 (fold_builtin_hypot): Likewise.
9648 2007-02-03 Tom Tromey <tromey@redhat.com>
9651 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9652 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9654 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9656 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9657 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9658 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9659 config/rs6000/cell.md, config/rs6000/darwin.h,
9660 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9661 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9662 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9663 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9664 typos. Follow spelling conventions.
9665 * doc/invoke.texi: Follow spelling conventions.
9667 2007-02-03 Roger Sayle <roger@eyesopen.com>
9669 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9670 canonicalization transformations that attempt to simplify integer
9671 constant comparisons to become comparisons against zero.
9673 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9675 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9677 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9678 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9680 2007-02-02 Mike Stump <mrs@apple.com>
9682 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9683 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9684 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9685 generate a branch island.
9687 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9689 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9690 (xtensa_legitimate_address_p): New.
9691 (xtensa_legitimize_address): New.
9692 (xtensa_output_addr_const_extra): New.
9693 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9695 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9696 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9697 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9698 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9699 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9700 (xtensa_legitimize_address): New.
9701 (xtensa_output_addr_const_extra): New.
9703 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9705 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9707 2007-02-02 Ian Lance Taylor <iant@google.com>
9709 * expmed.c (expand_divmod): Add comment.
9711 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9713 * emit-rtl.c (renumber_insns): Remove.
9714 * flags.h: Remove the extern for flag_renumber_insns.
9715 * rtl.h: Remove the prototype for renumber_insns.
9716 * toplev.c (flag_renumber_insns): Remove.
9718 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9720 Revert for x86 darwin:
9721 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9723 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9724 code before the following patch under TARGET_MACHO.
9725 (ix86_function_value_regno_p): Likewise.
9727 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9729 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9732 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9735 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9736 general or fp registers. Add comments.
9737 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9739 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9741 * pointer-set.c (insert_aux): Only return insertion slot.
9742 (pointer_set_insert): Adjust.
9743 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9744 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9745 pointer_map_traverse): New.
9746 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9747 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9748 pointer_map_contains, pointer_map_traverse): Declare.
9750 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9753 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9754 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9756 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9758 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9760 (struct _dep): New type.
9761 (dep_t): New typedef.
9762 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9763 (DEP_STATUS): New access macro. The macro with the same name was
9764 renamed to DEP_LINK_STATUS.
9765 (dep_init): Declare function
9767 (struct _dep_link): New type.
9768 (dep_link_t): New typedef.
9769 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9770 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9771 (DEP_LINK_STATUS): New macro.
9772 (debug_dep_links): New debug function.
9774 (struct _deps_list): New type.
9775 (deps_list_t): New typedef.
9776 (DEPS_LIST_FIRST): New access macro.
9777 (FOR_EACH_DEP_LINK): New cycle macro.
9778 (create_deps_list, free_deps_list, delete_deps_list): Declare
9780 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9781 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9782 (copy_deps_list_change_con): Ditto.
9784 (move_dep_link): Declare function.
9786 (struct _dep_node): New type.
9787 (dep_node_t): New typedef.
9788 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9790 (struct haifa_insn_data.back_deps): New field to hold backward
9791 dependencies of the insn.
9792 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9794 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9795 Change its type to deps_list_t.
9796 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9797 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9798 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9800 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9802 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9804 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9806 (dep_cost): Declare.
9808 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9809 (ds_to_dk, dk_to_ds): New functions.
9811 (init_dep_1): New static function.
9812 (init_dep): New function.
9813 (copy_dep): New static function.
9815 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9817 (detach_dep_link): New static function.
9818 (move_dep_link): New function.
9820 (dep_links_consistent_p, dump_dep_links): New static functions.
9821 (debug_dep_links): New debugging function.
9823 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9825 (alloc_deps_list, init_deps_list): New static functions.
9826 (create_deps_list): New function.
9827 (clear_deps_list): New static function.
9828 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9829 (deps_list_consistent_p, dump_deps_list): New static functions.
9830 (debug_deps_list): New function.
9831 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9833 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9835 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9836 use new scheduler dependencies lists.
9837 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9838 (sched_analyze): Ditto. Initialize dependencies lists.
9839 (add_forw_dep, compute_forward_dependences): Update to use new
9840 scheduler dependencies lists.
9842 (init_dependency_caches): Init deps_obstack.
9843 (free_dependency_caches): Free deps_obstack.
9845 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9846 new scheduler dependencies lists.
9847 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9848 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9850 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9851 Update to use new scheduler dependencies lists.
9852 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9853 (debug_dependencies): Ditto.
9854 (schedule_region): Update comments.
9856 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9857 scheduler dependencies lists.
9858 (schedule_ebb): Update comments.
9860 * rtl.def (DEPS_LIST): Remove.
9862 * lists.c (unused_deps_list): Remove.
9863 (free_list): Update assertions.
9865 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9866 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9868 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9869 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9871 * haifa-sched.c (comments): Update.
9872 (insn_cost1): Remove. Inline the code into insn_cost ().
9873 (insn_cost): Update to use new scheduler dependencies lists. Move
9874 processing of the dependency cost to dep_cost ().
9875 (dep_cost): New function. Use it instead of insn_cost () when
9876 evaluating cost of the dependency. Use compatible interface to
9877 interact with the target.
9878 (priority): Update to use new scheduler dependencies lists.
9879 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9880 with greater number of insns that depend on the insn.
9881 (schedule_insn): Update to use new scheduler dependencies lists. Add
9882 code to free backward dependencies lists. Inline and optimize code
9883 from resolve_dep () - see PR28071.
9884 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9885 lists. Update call to targetm.sched.is_costly_dependence hook.
9887 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9888 scheduler dependencies lists.
9890 (resolve_dep): Remove. Move the logic to schedule_insn ().
9891 (init_h_i_d): Initialize dependencies lists.
9893 (process_insn_depend_be_in_spec): Rename to
9894 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9896 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9897 Update to use new scheduler dependencies lists.
9898 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9900 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9901 new scheduler dependencies lists.
9902 (build_intra_loop_deps): Ditto.
9904 * target.h (struct _dep): Declare to use in
9905 gcc_target.sched.is_costly_dependence.
9906 (struct gcc_target.sched.adjust_cost): Fix typo.
9907 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9908 single dep_t parameter instead of an equivalent triad.
9909 (struct gcc_target.sched.adjust_cost_2): Remove.
9911 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9913 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9915 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9917 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9919 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9920 (REG_DEP_TRUE): Document.
9922 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9923 Change signature to correspond to the targetm.sched.adjust_cost hook.
9924 Update use in TARGET_SCHED_ADJUST_COST_2.
9925 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9926 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9927 new scheduler dependencies lists.
9928 (ia64_gen_check): Ditto.
9930 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9933 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9934 signature to correspond to the targetm.sched.is_costly_dependence hook.
9935 (is_costly_group): Update to use new scheduler dependencies lists.
9937 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9938 instead of INSN_COST () macro.
9940 2007-02-01 Ian Lance Taylor <iant@google.com>
9942 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9944 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9946 * pa.md (tp_load): Correct mfctl instruction syntax.
9948 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9950 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9951 altivec_padding_size calculation on AIX. Improve comment, add
9952 assert to verify that it's right.
9954 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9957 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9960 * global.c (global_alloc): Add mising initialization of
9963 2007-02-01 Roger Sayle <roger@eyesopen.com>
9965 * alias.c (init_alias_analysis): Correct whitespace.
9966 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9967 partition_hot_cold_basic_blocks): Likewise.
9968 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9969 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9970 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9971 fold_builtin_snprintf_chk, fold_builtin_printf,
9972 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9973 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9974 * cfgcleanup.c (cleanup_cfg): Likewise.
9975 * cfgexpand.c (tree_expand_cfg): Likewise.
9976 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9977 * function.c (get_next_funcdef_no): Likewise.
9978 * gengtype.c (main): Likewise.
9979 * genmodes.c (main): Likewise.
9980 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9981 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9982 * ifcvt.c (noce_emit_move_insn): Likewise.
9983 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9985 * stor-layout.c (get_best_mode): Likewise.
9986 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9987 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9988 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9989 perform_var_substitution, solve_graph): Likewise.
9990 * tree-vrp.c (vrp_finalize): Likewise.
9992 2007-02-01 Ian Lance Taylor <iant@google.com>
9994 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9995 high part of a paradoxical subreg, return a constant zero.
9997 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9999 * toplev.c (lang_dependent_init): Call init_set_costs.
10000 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10002 2007-02-01 Richard Guenther <rguenther@suse.de>
10004 PR middle-end/30656
10005 * fold-const.c (fold_negate_expr): Allow negating a
10006 constant if overflow does not change.
10008 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10010 * doc/c-tree.texi (Expression trees): Improve markup.
10011 * doc/tm.texi (Register Classes, Addressing Modes)
10012 (Floating Point): Fix spacing after abbreviations. Fix some
10015 2007-02-01 Ben Elliston <bje@au.ibm.com>
10017 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10018 * doc/contrib.texi: Likewise.
10019 * doc/install.texi: Likewise.
10021 2007-01-31 Richard Henderson <rth@redhat.com>
10022 Ian Lance Taylor <iant@google.com>
10024 * lower-subreg.c: New file.
10025 * rtl.def (CONCATN): Define.
10026 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10027 pass_lower_subreg2.
10028 * emit-rtl.c (update_reg_offset): New static function, broken out
10029 of gen_rtx_REG_offset.
10030 (gen_rtx_REG_offset): Call update_reg_offset.
10031 (gen_reg_rtx_offset): New function.
10032 * regclass.c: Revert patch of 2006-03-05, restoring
10034 (clear_reg_info_regno): New function.
10035 * dwarf2out.c (concatn_loc_descriptor): New static function.
10036 (loc_descriptor): Handle CONCATN.
10037 * common.opt (fsplit_wide_types): New option.
10038 * opts.c (decode_options): Set flag_split_wide_types when
10040 * timevar.def (TV_LOWER_SUBREG): Define.
10041 * rtl.h (gen_reg_rtx_offset): Declare.
10042 (reg_scan_update): Declare.
10043 * regs.h (clear_reg_info_regno): Declare.
10044 * tree-pass.h (pass_lower_subreg): Declare.
10045 (pass_lower_subreg2): Declare.
10046 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10047 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10048 -fsplit-wide-types.
10049 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10050 * Makefile.in (OBJS-common): Add lower-subreg.o.
10051 (lower-subreg.o): New target.
10053 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10055 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10057 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10060 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10062 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10064 PR middle-end/29335
10065 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10067 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10069 * cfgloop.h: Include vec-prim.h.
10070 (enum li_flags): Remove LI_ONLY_OLD.
10071 (loop_iterator): Changed.
10072 (fel_next, fel_init): Iterate over loop tree.
10073 (FOR_EACH_LOOP_BREAK): New macro.
10074 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10076 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10077 * modulo-sched.c (sms_schedule): Ditto.
10078 * tree-vectorizer.c (vectorize_loops): Ditto.
10079 * doc/loop.texi: Update information on loop numbering and behavior of
10080 FOR_EACH_LOOP wrto new loops.
10081 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10082 add_to_evolution_1): Test nestedness of loops instead of comparing
10084 * tree-chrec.c (chrec_fold_plus_poly_poly,
10085 chrec_fold_multiply_poly_poly, chrec_evaluate,
10086 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10087 reset_evolution_in_loop): Ditto.
10088 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10090 2007-01-31 Dirk Mueller <dmueller@suse.de>
10092 * c-common.c (warn_about_parentheses): Separate warning about
10093 un-parenthized sequence of comparison operators from the one
10094 which is supposed to warn about x <= y <= z.
10096 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10098 * optabs.h (enum optab_index): Add new OTI_isinf.
10099 (isinf_optab): Define corresponding macro.
10100 * optabs.c (init_optabs): Initialize isinf_optab.
10101 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10103 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10104 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10106 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10107 expand_builtin_interclass_mathfn.
10108 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10109 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10110 (fxam<mode>2_i387): New insn pattern.
10111 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10112 built-in functions as x87 inline asm.
10114 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10116 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10118 2007-01-30 Eric Christopher <echristo@apple.com>
10120 * config.gcc: Add geode.
10122 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10124 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10125 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10126 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10127 value-prof.c: Fix comment typos.
10129 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10132 * doc/invoke.texi (Wpointer-arith): Document warning.
10134 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10136 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10137 the list of discrepancies from the draft TR.
10139 2007-01-30 Dirk Mueller <dmueller@suse.de>
10142 * doc/invoke.texi (-Wreturn-type): Update description to
10143 match new behavior.
10145 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10147 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10149 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10151 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10152 to handle optabs that operate on floating point input argument and
10153 output to integer output.
10154 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10155 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10156 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10157 expand_builtin_interclass_mathfn ().
10158 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10159 (ilogbsi2): Remove.
10160 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10161 ilogbl built-in functions as x87 intrinsics.
10163 2007-01-30 Richard Guenther <rguenther@suse.de>
10165 PR middle-end/27657
10166 * dwarf2out.c (reference_to_unused): Query varpool if the
10167 variable was output.
10169 2007-01-30 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/30313
10172 * passes.c (execute_one_pass): Reset in_gimple_form to not
10173 confuse non-unit-at-a-time mode.
10175 2007-01-29 Roger Sayle <roger@eyesopen.com>
10176 Richard Guenther <rguenther@suse.de>
10178 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10179 avoid undefined behaviour on overflow. Use force_fit_type_double
10180 to construct the constant with the specified TREE_OVERFLOW.
10182 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10184 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10185 * config/dfp-bit.h: Ditto.
10187 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10189 * c-decl.c (pop_scope): Replace warnings with call to
10190 warn_for_unused_label.
10191 * c-common.h (warn_for_unused_label): Declare.
10192 * c-common.c (warn_for_unused_label): Define.
10194 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10196 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10199 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10201 * Makefile.in (USER_H): Remove decfloat.h.
10202 * ginclude/decfloat.h: Delete, moving contents to ...
10203 * ginclude/float.h: Add support for decimal floating point,
10204 guarded by __STDC_WANT_DEC_FP__.
10206 2007-01-29 Mike Stump <mrs@apple.com>
10208 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10209 Analysis and Representation to resolve case insensitive conflict.
10210 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10212 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10214 * tree.h (struct tree_memory_tag): Add aliases member.
10215 (MTAG_ALIASES): New macro.
10216 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10217 (add_may_alias): Remove pointer-set. Update for may_aliases being
10219 (mark_aliases_call_clobbered): Update for may_aliases being a
10221 (compute_tag_properties): Ditto.
10222 (create_partition_for): Ditto.
10223 (compute_memory_partitions): Ditto.
10224 (dump_may_aliases_for): Ditto.
10225 (is_aliased_with): Ditto.
10226 (add_may_alias_for_new_tag): Ditto.
10227 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10228 (compute_is_aliased): New function.
10229 (compute_may_aliases): Call compute_is_aliased).
10230 (init_alias_info): Initialize alias_bitmap_obstack.
10231 (union_alias_set_into): New function.
10232 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10233 (have_common_aliases_p): Rewrite to take two bitmaps and use
10235 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10236 Update for bitmaps.
10237 (finalize_ref_all_pointers): Update for add_may_alias changes.
10238 (new_type_alias): Ditto.
10239 * tree-flow-inline.h (may_aliases): Return a bitmap.
10240 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10241 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10242 may_aliases being a bitmap.
10243 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10244 may_aliases now returns a bitmap.
10245 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10247 * tree-ssa-operands.c (add_virtual_operand): Update for
10248 may_aliases being a bitmap.
10250 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10252 PR tree-optimization/30630
10253 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10254 variable as changed.
10256 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10259 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10260 expanded only once even if an error occurs.
10262 2007-01-29 Ben Elliston <bje@au.ibm.com>
10264 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10265 (__gcov_average_profiler): Likewise.
10266 (__gcov_ior_profiler): Likewise.
10267 (__gcov_merge_ior): Likewise.
10269 2007-01-28 Jan Hubicka <jh@suse.cz>
10271 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10272 * value-prof.c (stringop_block_profile): Likewise.
10274 2007-01-28 Jan Hubicka <jh@suse.cz>
10276 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10277 variant handling histograms; add wrapper.
10278 (clear_storage_via_libcall): Export.
10279 (emit_block_move_hints): Break out from ...; add histograms.
10280 (emit_block_move): ... this one.
10281 (clear_storage_hints): Break out from ...; add histograms.
10282 (clear_storage): ... this one.
10283 (set_storage_via_memset): Handle histogram.
10284 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10285 (clear_storage_hints, clear_storage_via_libcall): Declare.
10286 (set_storage_via_setmem): Update prototype.
10287 * doc/md.texi (movmem, setmem): Document new arguments.
10289 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10291 (stringop_block_profile): New global function.
10292 (tree_stringops_values_to_profile): Profile block size and alignment.
10293 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10295 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10296 (stringop_block_profile): Declare.
10297 * builtins.c: Include value-prof.h.
10298 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10299 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10300 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10301 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10302 * profile.c (instrument_values): Add new counters.
10303 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10305 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10306 (tree_init_edge_profiler): Build new profilers.
10307 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10308 (pass_tree_profile): Add dump.
10309 (tree_profile_hooks): Update.
10310 * Makefile.in (LIBGCOV): Add new constants.
10311 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10312 __gcov_ior_profiler): New.
10313 * i386.md (movmem/setmem expanders): Add new optional arguments.
10315 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10317 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10319 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10321 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10322 (tree_unswitch_single_loop): Pass eni_size_weights to
10323 tree_num_loop_insns.
10324 * tree-ssa-loop-manip.c: Include tree-inline.h.
10325 (can_unroll_loop_p): Pass eni_size_weights to
10326 tree_num_loop_insns.
10327 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10328 Pass eni_size_weights to estimate_num_insns.
10329 * tree.h (init_inline_once): Export.
10330 * toplev.c (backend_init): Call init_inline_once.
10331 * cgraphunit.c (cgraph_process_new_functions,
10332 cgraph_analyze_function): Pass eni_inlining_weights to
10333 estimate_num_insns.
10334 * ipa-inline.c (compute_inline_parameters): Ditto.
10335 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10336 to estimate_num_insns.
10337 (try_unroll_loop_completely): Pass eni_size_weights to
10338 tree_num_loop_insns.
10339 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10340 ot estimate_num_insns.
10341 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10342 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10343 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10344 eni_time_weights): New variables.
10345 (init_inline_once): Initialize them.
10346 (struct eni_data): Mew.
10347 (estimate_num_insns_1, estimate_num_insns): Use weights.
10348 * tree-inline.h (struct eni_weights_d): New.
10349 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10350 (estimate_num_insns): Declaration changed.
10351 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10352 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10353 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10355 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10357 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10358 relations in the conflict function is valid.
10360 2007-01-27 Ian Lance Taylor <iant@google.com>
10362 * common.opt: Add fstrict-overflow.
10363 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10364 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10365 (TYPE_OVERFLOW_UNDEFINED): Define.
10366 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10368 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10369 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10370 (fold_negate_expr): Likewise.
10371 (make_range): Likewise.
10372 (extract_muldiv_1): Likewise.
10373 (maybe_canonicalize_comparison): Likewise.
10374 (fold_comparison): Likewise.
10375 (fold_binary): Likewise.
10376 (tree_expr_nonnegative_p): Likewise.
10377 (tree_expr_nonzero_p): Likewise.
10378 * tree-vrp.c (compare_values): Likewise.
10379 (extract_range_from_binary_expr): Likewise.
10380 (extract_range_from_unary_expr): Likewise.
10381 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10383 (nowrap_type_p): Likewise.
10384 * tree-scalar-evolution.c (simple_iv): Likewise.
10385 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10386 (build_range_check): Likewise.
10387 (extract_muldiv_1): Likewise.
10388 (fold_comparison): Likewise.
10389 * tree-vrp.c (vrp_int_const_binop): Likewise.
10390 (extract_range_from_unary_expr): Likewise.
10391 * convert.c (convert_to_integer): Likewise.
10392 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10393 (fold_comparison): Likewise.
10394 (fold_binary): Likewise.
10395 * optabs.c (optab_for_tree_code): Likewise.
10396 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10397 * simplify-rtx.c (simplify_const_relational_operation): Check
10398 flag_strict_overflow and flag_trapv.
10399 (simplify_const_relational_operation): Likewise.
10400 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10401 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10404 2007-01-27 Roger Sayle <roger@eyesopen.com>
10406 * tree.c (tree_fold_gcd): Delete.
10407 * tree.h (tree_fold_gcd): Remove prototype.
10408 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10409 test whether one constant integer is a multiple of another. Instead
10410 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10411 * fold-const.c (multiple_of_p): We've determined both TOP and
10412 BOTTOM are integer constants so we can call int_const_binop directly
10413 instead of the more generic const_binop.
10415 2007-01-27 Roger Sayle <roger@eyesopen.com>
10417 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10418 1*X check that the constant hasn't overflowed, to preserve the
10420 (round_up): Provide an efficient implementation when rouding-up an
10421 INTEGER_CST to a power-of-two.
10423 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10425 * doc/sourcebuild.texi: Add comma for clarity.
10426 * doc/extend.texi: Fix some typos.
10427 * doc/passes.texi: Likewise.
10428 * doc/cppinternals.texi: Likewise.
10429 * doc/c-tree.texi: Likewise.
10430 * doc/tree-ssa.texi: Likewise.
10431 * doc/install.texi: Likewise.
10433 2007-01-27 Jan Hubicka <jh@suse.cz>
10435 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10436 (pass_sra): Do not require alias information.
10437 * passes.c (init_optimization_passes): Add SRA
10439 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10441 * tracer.c (rest_of_handle_tracer): We already cleaned
10442 up the CFG in tracer() so don't do it here again.
10443 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10444 cleanup_cfg here, either. And don't call renumber_insns.
10446 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10447 and BB_HEAD are in the insn stream here. Instead make sure
10448 that BB_INSN is valid on all insns. Also, do check here that
10449 there are no pending branch predictions...
10450 (rtl_verify_flow_info): ...instead of doing it here. Checks
10451 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10454 2007-01-26 Roger Sayle <roger@eyesopen.com>
10456 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10457 function to simplify/factorize operand order canonicalization.
10458 (ix86_fixup_binary_operands): Reorganize using the above function.
10459 (ix86_binary_operator_ok): Likewise.
10461 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10463 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10464 file scope from optimize_attrs.
10465 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10467 (optimize_attrs): Clear insn_code_values after freeing it.
10469 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10471 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10472 a parts.base assignment.
10474 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10476 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10477 (compute_subscript_distance, initialize_data_dependence_relation,
10478 finalize_ddr_dependent, analyze_ziv_subscript,
10479 analyze_siv_subscript_cst_affine,
10480 compute_overlap_steps_for_affine_univar,
10481 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10482 analyze_siv_subscript, analyze_miv_subscript,
10483 analyze_overlapping_iterations, subscript_dependence_tester_1,
10484 compute_self_dependence, free_dependence_relation): Work
10485 with affine_fn instead of chrecs.
10486 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10487 common_affine_function, affine_function_base,
10488 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10489 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10490 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10491 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10492 (all_chrecs_equal_p): Removed.
10493 * tree-data-ref.h (affine_fn, conflict_function): New types.
10494 (struct subscript): Change type of conflicting_iterations_in_a
10495 and conflicting_iterations_in_b.
10497 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10500 * config/pa/pa.h (TARGET_HPUX_11): New.
10501 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10502 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10504 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10505 Richard Guenther <rguenther@suse.de>
10507 * tree-ssa-structalias.c (solve_graph): Handle case
10508 we merged the variable to another.
10510 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10512 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10515 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10516 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10518 2007-01-25 DJ Delorie <dj@redhat.com>
10520 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10521 allow changes to modes which don't fit in those registers.
10523 * reload1.c (choose_reload_regs): Check for invalid subregs before
10524 computing their locations, not after.
10526 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10529 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10530 save Altivec registers in an eh_return function.
10531 (compute_vrsave_mask): Likewise.
10532 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10533 for saving Altivec registers.
10534 (rs6000_emit_prologue): Don't allocate stack twice in
10535 eh_return function. Correct expected value of altivec_save_offset
10536 when using save_world. Describe save of R0 to stack when using
10537 save_world. Describe stack pointer adjustment when using
10538 save_world. Remove duplicated eh_return parameter register saving.
10539 Update sp_offset variable after save_world.
10540 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10542 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10543 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10546 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10548 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10550 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10553 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10554 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10556 2007-01-25 Richard Guenther <rguenther@suse.de>
10558 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10559 * common.opt (-Wcoverage-mismatch): New warning option.
10560 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10561 if -Wcoverage-mismatch is given.
10563 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10565 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10566 (ipcp_driver): Change to static definition.
10567 Add dumping of the ifunctions.
10568 (constant_val_insert): Remove unused parameter. Support for SSA.
10569 (ipcp_propagate_const): Support for SSA.
10570 (ipcp_profile_bb_print): Print only analyzed nodes.
10571 (ipcp_replace_map_create): Remove support for Fortran constant
10573 * ipa-prop.c (ipa_method_modify_stmt,
10574 ipa_callsite_compute_param): Support for SSA.
10575 * ipa-prop.h (ipcp_driver): Remove declaration.
10576 (IS_VALID_TREE_MAP_INDEX): Add define.
10578 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10580 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10582 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10584 PR middle-end/30447
10585 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10586 constant argument to cabs and do it without checking for
10587 -funsafe-math-optimizations.
10589 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10591 * c-common.h (RID_FIRST_CXX0X): New.
10592 (RID_LAST_CXX0X): New.
10593 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10595 * c.opt (Wc++0x-compat): New.
10596 * doc/invoke.texi (-Wc++0x-compat): Document.
10598 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10600 * builtins.c (fold_builtin_carg): New.
10601 (fold_builtin_1): Use it.
10603 2007-01-24 Jan Hubicka <jh@suse.cz>
10605 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10607 * ipa-inline.c (initial_insns, max_insns): Delete.
10608 (compute_max_insns): New function.
10609 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10610 of insns as base for code growth.
10611 (cgraph_decide_inlining): Make initial_insns local; do not compute
10613 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10614 * doc/invoke.texi (inline-unit-growth): Update docs.
10616 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10618 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10619 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10620 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10621 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10622 for CPUs that have PTA_CX16 set.
10624 PR middle-end/27416
10625 * gimplify.c (omp_check_private): New function.
10626 (gimplify_scan_omp_clauses): Use it for
10627 firstprivate/lastprivate/reduction.
10629 PR middle-end/30494
10630 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10631 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10633 PR middle-end/30421
10634 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10635 If lower_lastprivate_clauses emits some statements, append them
10636 to dlist rather than body_p and to body_p append an initializer.
10637 (lower_omp_for): Adjust caller.
10639 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10641 * target.h (globalize_decl_name): New.
10642 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10643 * output.h (default_globalize_decl_name): New.
10644 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10646 (globalize_decl): Ditto.
10647 (default_globalize_decl_name): New.
10648 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10649 (ia64_handle_version_id_attribute): New.
10650 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10651 (ia64_asm_output_external): Use globalize_decl_name instead
10652 of globalize_label.
10653 * doc/extend.texi (version_id): New pragma.
10654 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10656 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10658 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10659 _uleb128_t and _Unwind_SWord with _sleb128_t.
10660 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10661 uw_frame_state_for, uw_update_context_1): Likewise.
10662 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10663 * unwind-pe.h (read_uleb128, read_sleb128,
10664 read_encoded_value_with_base): Likewise.
10665 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10667 2007-01-24 Richard Guenther <rguenther@suse.de>
10669 * builtins.c (expand_builtin_cexpi): Get the fndecl
10670 for cexp in the correct way.
10672 2007-01-24 Jan Hubicka <jh@suse.cz>
10674 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10676 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10678 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10679 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10680 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10681 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10682 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10683 __SIZEOF_PTRDIFF_T__.
10684 * doc/cpp.texi: Documentation for the new builtin macros added.
10686 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10688 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10689 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10690 instead of operands[2] to avoid access past the end of array.
10692 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10694 * reload1.c (emit_reload_insns): Pass the reload register
10695 for a non-spill output reload through forget_old_reloads_1.
10697 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10699 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10700 _SOFT_DOUBLE if doubles use software floating-point.
10701 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10702 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10703 * config/rs6000/darwin-ldouble.c: Also compile functions for
10704 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10705 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10706 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10707 commented-out long double override.
10708 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10709 * config/rs6000/eabispe.h: Likewise.
10710 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10711 long double for non-SPE.
10712 (rs6000_handle_option): Likewise.
10713 (invalid_e500_subreg): Disallow more subregs involding DImode,
10714 DFmode, TImode or TFmode.
10715 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10717 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10719 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10720 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10722 (rs6000_legitimate_address): Also check for TFmode for E500
10724 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10725 (spe_build_register_parallel): Handle TFmode and TCmode.
10726 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10728 (function_arg): Handle TFmode and TCmode for E500 double.
10729 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10731 (print_operand): Handle TFmode and TImode for %y.
10732 (rs6000_generate_compare): Handle TFmode comparisons for E500
10734 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10735 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10736 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10737 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10738 TFmode for E500 double.
10739 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10740 (floatsidf2): Enable for E500 double.
10741 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10742 (extenddftf2): Change to extenddftf2_fprs.
10743 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10744 depending on TARGET_E500_DOUBLE.
10745 (extendsftf2): Enable for E500 double.
10746 (trunctfdf2): Enable for E500 double.
10747 (trunctfsf2): Change to trunctfsf2_fprs.
10748 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10749 depending on TARGET_E500_DOUBLE.
10750 (floatsitf2): Enable for E500 double.
10751 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10752 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10753 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10754 (negtf2): Change to negtf2_internal.
10755 (negtf2): New expander.
10756 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10757 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10758 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10759 (movdi_internal32): Use rs6000_nonimmediate_operand.
10760 (unnamed splitter): Likewise.
10761 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10762 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10763 (SPE64TF, DITI): New mode macros.
10764 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10767 (frob_<mode>_di_2): New.
10768 (frob_tf_di_8_2): New.
10769 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10771 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10773 (frob_ti_<mode>_8_2): New.
10774 (frob_ti_tf_2): New.
10775 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10776 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10778 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10779 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10780 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10781 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10782 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10783 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10786 2007-01-23 Ian Lance Taylor <iant@google.com>
10788 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10790 (OBJS-archive): Reformat, alphabetize.
10791 (OBJS): Change out_object_file to OBJS-md.
10793 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10795 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10796 JUMP_P and CALL_P predicates where applicable.
10797 * config/i386/i386.c: Ditto.
10798 * config/i386/i386.md: Ditto.
10799 * config/i386/mmx.md: Ditto.
10800 * config/i386/predicates.md: Ditto.
10802 2007-01-22 Andreas Schwab <schwab@suse.de>
10804 * config/m68k/m68k.h: Fix comment.
10806 2007-01-22 Jan Hubicka <jh@suse.cz>
10808 * passes.c (init_optimization_passes): Do not rerun
10809 pass_early_warn_uninitialized.
10811 2007-01-22 Richard Guenther <rguenther@suse.de>
10813 PR tree-optimization/30038
10814 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10816 (execute_cse_sincos_1): Likewise.
10817 (execute_cse_sincos): Likewise.
10818 (gate_cse_sincos): Likewise.
10819 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10820 the cexpi() canonicalization of sincos().
10821 * tree-pass.h (pass_cse_sincos): Declare.
10822 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10824 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10826 PR rtl-optimization/29329
10827 * combine.c (replaced_rhs_insn): Rename to i2mod.
10828 (replaced_rhs_value): Rename to i2mod_new_rhs.
10829 (i2mod_old_rhs): New global variable.
10830 (combine_instructions): Adjust for above change. Save a copy of
10831 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10832 note are substituted in the second instruction.
10833 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10834 ditch the note if it pertains to the second eliminated register
10835 and this register is mentioned in i2mod_old_rhs.
10838 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10840 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10841 the insn to which the note was originally attached.
10843 2007-01-21 Jan Hubicka <jh@suse.cz>
10845 * ipa-inline.c (inlining_mode): Comment, move up.
10846 (cgraph_decide_inlining_incrementally): Do not perform inlining
10847 itself; fix handling of flattening of self recursive functions.
10848 (cgraph_find_cycles): Remove.
10849 (cgraph_flatten_node): Remove.
10850 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10851 (try_inline): New function.
10852 (cgraph_early_inlining): Update call of
10853 cgraph_decide_inlining_incrementally. Apply inlining here.
10854 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10856 2007-01-21 Dirk Mueller <dmueller@suse.de>
10859 * tree-vrp.c (check_array_bounds): do not warn
10860 about ADDR_EXPR's of ARRAY_REF's which are immediately
10861 used in binary expressions.
10863 2007-01-21 Ira Rosen <irar@il.ibm.com>
10865 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10866 read_write_dep and macros for its access.
10867 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10868 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10869 argument, call vect_check_interleaving for every independent pair of
10870 data-refs. Mark loads that access the same memory location as a store
10872 (vect_check_dependences): Remove.
10873 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10874 call, fix the call to vect_analyze_data_ref_dependence.
10875 (vect_analyze_data_ref_access): For statements that access the same
10876 data-ref, check that they are not stores; for loads, check that there
10877 is no store that access the same location.
10879 2007-01-20 Roger Sayle <roger@eyesopen.com>
10880 Joseph Myers <joseph@codesourcery.com>
10882 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10883 (-fdump-rtl-stack): Likewise.
10884 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10885 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10886 (-mpt-fixed): Use @minus{} for minus sign.
10887 (Using Precompiled Headers): Fix under/overfull hbox.
10889 2007-01-20 Jan Hubicka <jh@suse.cz>
10891 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10892 place within annotation.
10894 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10896 * pa.c (output_move_double): Change array size of xoperands to 4.
10898 2007-01-20 Jan Hubicka <jh@suse.cz>
10900 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10903 2007-01-19 Ian Lance Taylor <iant@google.com>
10905 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10906 constant to unsigned HOST_WIDE_INT before negating.
10908 2007-01-19 Ian Lance Taylor <iant@google.com>
10910 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10912 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10913 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10914 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10915 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10916 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10917 (realloc_vdef, realloc_vuse): Change second parameter to
10919 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10920 fields to unsigned.
10921 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10922 unsigned. Change x and lim locals to unsigned.
10923 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10925 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10926 (copy_virtual_operands): Change i and n locals to unsigned.
10928 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10930 PR middle-end/29335
10931 * builtins.c (fold_builtin_1): Handle builtin fdim.
10933 2007-01-20 Jan Hubicka <jh@suse.cz>
10935 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10936 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10937 init_alias_heapvars.
10938 (init_alias_heapvars): Initialize only when not already initialized.
10939 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10941 2007-01-19 Roger Sayle <roger@eyesopen.com>
10943 * common.opt (fsigned-zeros): New command line option.
10944 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10945 of flag_unsafe_math_optimizations.
10946 * opts.c (set_fast_math_flags): The -ffast-math command line option
10947 implies -fno-signed-zeros.
10948 (fast_math_flags_set_p): Likewise.
10950 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10951 the documentation of -ffast-math appropriately. Wrap long lines.
10953 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10955 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10956 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10958 2007-01-19 Tomas Bily <tbily@suse.cz>
10960 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10962 (tree_init_ic_make_global_vars): New function
10963 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10964 (tree_gen_ic_profiler): New function
10965 (tree_gen_ic_func_profiler): New function
10966 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10967 (tree_profile_hooks): Added hook for indirec/virtual calls
10968 * value-prof.c (tree_find_values_to_profile): New case for
10970 (tree_values_to_profile): Call for determining indirect/virtual
10972 (tree_indirect_call_to_profile): New function
10973 (tree_ic_transform): New function
10974 (tree_ic): New function
10975 (find_func_by_pid): New function
10976 (init_pid_map): New function
10977 (tree_value_profile_transformations): Added check for
10978 indirect/virtual call transformation
10979 * value-prof.h (enum hist_type): New counter type for
10980 indirect/virtual calls
10981 (profile_hooks): Added new hook for profiling indirect/virtual
10983 * profile.c (instrument_values): New case for indirect/virtual
10985 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10986 (GCOV_COUNTER_V_INDIR): New counter type
10987 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10988 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10990 * cgraph.c: Definition of cgraph_max_pid
10991 (cgraph_create_node): Default init of pid attribute
10992 * cgraph.h: Declaration of cgraph_max_pid
10993 (struct cgraph_node): Added pid attribute
10994 * libgcov.c (__gcov_indirect_call_profiler): New function
10995 (__gcov_one_value_profiler_body): New function
10996 (__gcov_one_value_profiler): Body was moved to
10997 __gcov_one_value_profiler_body and calls it
10999 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11001 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11002 * gengtype.c (write_types_data, write_func_for_structure,
11003 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11004 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11005 (walk_type, write_func_for_structure): Generate the mark_hook if
11008 2007-01-19 Jan Hubicka <jh@suse.cz>
11010 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11011 'early' argument take inlining mode argument specifying whether to
11012 inline for size/speeed or all functions; add support for flattening;
11014 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11016 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11019 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11020 the name of the declared identifier.
11022 2007-01-19 Dirk Mueller <dmueller@suse.de>
11024 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11025 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11026 duplicate evaluation.
11028 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11030 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11031 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11032 to XFMode, use acosxf2 and truncate result to requested mode.
11033 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11034 (asin<mode>2): Similarly, with asin expanders.
11035 (*fscalexf4_i387): Rename from *fscalexf4.
11036 (expNcorexf3): New expander.
11037 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11038 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11039 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11040 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11041 patterns for SSE math.
11042 (exp10<mode>2): Similarly, with exp10 expanders.
11043 (exp2<mode>2): Similarly, with exp2 expanders.
11044 (expm1<mode>2): Similarly, with expm1 expanders.
11045 (ldexp<mode>3): Similarly, with ldexp expanders.
11046 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11047 Use gen_truncxf<mode>2_i387_noop to truncate result.
11049 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11051 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11052 for ColdFire targets.
11054 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11055 Richard Sandiford <richard@codesourcery.com>
11057 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11058 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11059 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11060 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11061 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11062 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11064 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11066 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11067 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11068 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11069 (*adddi_dilshr32_cf): New pattern.
11070 (adddi3, subdi3): Remove first alternatives.
11072 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11074 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11075 implemented using move.l, do not use its cc result for floating-point
11078 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11080 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11081 from accepting 's' constraints if flag_pic.
11083 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11085 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11086 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11087 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11088 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11090 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11092 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11093 ColdFire alternatives.
11094 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11095 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11096 architectures that support ff1 instruction.
11098 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11099 Julian Brown <julian@codesourcery.com>
11101 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11102 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11103 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11106 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11108 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11110 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11111 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11112 HOST_WIDE_INT instead of an rtx.
11113 (m68k_rtx_costs): Update call accordingly.
11114 (output_move_const_into_data_reg): Likewise. Fix formatting.
11115 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11117 (output_move_simode_const): Update calls after above changes.
11118 Rework to use automatic variables and predicates like MEM_P.
11119 * config/m68k/m68k.md (pushexthisi_const): Update call to
11122 2007-01-19 Dirk Mueller <dmueller@suse.de>
11124 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11125 in dump_flags test.
11127 2007-01-19 Richard Guenther <rguenther@suse.de>
11129 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11130 via cexp in case sincos is not available.
11132 2007-01-19 Richard Guenther <rguenther@suse.de>
11134 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11135 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11136 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11137 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11138 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11139 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11140 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11141 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11143 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11145 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11147 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11148 (atan2xf3): Directly generate RTL pattern.
11149 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11150 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11151 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11152 disable patterns for SSE math.
11153 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11154 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11155 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11156 disable patterns for SSE math.
11158 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11160 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11162 2007-01-18 Roger Sayle <roger@eyesopen.com>
11164 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11165 VIEW_CONVERT_EXPR to the same type as it's operand.
11167 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11169 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11170 configured for long double 128.
11172 2007-01-18 Mike Stump <mrs@apple.com>
11174 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11177 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11179 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11182 2007-01-18 Jan Hubicka <jh@suse.cz>
11184 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11185 greater than NUM_VOP_FREE_BUCKETS.
11187 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11189 * tree-ssa-structalias.c: Update comments.
11190 (ptabitmap_obstack): Removed.
11191 (pta_obstack): New.
11192 (oldpta_obstack): Ditto.
11193 (stats): Add a few members.
11194 (struct variable_info): Remove node, complex, address_taken, and
11195 indirect_target members. Add oldsolution member.
11196 (new_var_info): Do not initialize removed members.
11197 (constraint_expr_type): Remove INCLUDES.
11198 (constraint_graph): Add size, implicit_preds, rep,
11199 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11200 (FIRST_REF_NODE): New macro.
11201 (LAST_REF_NODE): Ditto.
11202 (FIRST_ADDR_NODE): Ditto.
11203 (find): New function.
11205 (dump_constraint): Do not handle INCLUDES.
11206 (insert_into_complex): Do not insert duplicate constraints.
11207 (condense_varmap_nodes): Renamed and rewritten into ...
11208 (merge_node_constraints): This. Also fix bug in handling of
11209 offseted copy constraints.
11210 (clear_edges_for_node): No longer need to deal with preds at all,
11211 or removing associated preds/succs.
11212 (merge_graph_nodes): Deal with indirect_cycles.
11213 Don't deal with predecessors.
11214 (add_implicit_graph_edge): New function.
11215 (add_pred_graph_edge): Ditto.
11216 (add_graph_edge): Don't deal with predecessors.
11217 (build_constraint_graph): Removed.
11218 (build_pred_graph): New function.
11219 (build_succ_graph): Ditto.
11220 (struct scc_info): Removed in_component. Added roots, dfs, and
11221 node_mapping. Remove visited_index, unification_queue.
11222 (scc_visit): Deal with union-find we do now.
11223 Deal with cycles with REF nodes.
11224 (collapse_nodes): Renamed and rewritten to ...
11225 (unify_nodes): This.
11226 (process_unification_queue): Removed.
11227 (topo_visit): Cleanup
11228 (do_da_constraint): Use find.
11229 (do_sd_constraint): Ditto.
11230 (do_ds_constraint): Ditto.
11231 (do_complex_constraint): Ditto.
11232 (init_scc_info): Update for removed and added members.
11233 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11234 (find_indirect_cycles): This.
11235 (equivalence_class): New variable.
11236 (label_visit): New function.
11237 (perform_variable_substitution): Rewritten.
11238 (free_var_substitution_info): New function.
11239 (find_equivalent_node): Ditto.
11240 (move_complex_constraints): Ditto.
11241 (eliminate_indirect_cycles): Ditto.
11242 (solve_graph): Only propagate changed bits.
11243 Use indirect cycle elimination.
11245 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11246 (tree_id_eq): Renamed to ...
11247 (tree_vi_eq): This. Update for member change
11248 (insert_id_for_tree): Renamed and rewritten to ...
11249 (insert_vi_for_tree): This.
11250 (lookup_id_for_tree): Renamed and rewritten to ...
11251 (lookup_vi_for_tree): This.
11252 (get_id_for_tree): Renamed and rewritten to ...
11253 (get_vi_for_tree): Ditto.
11254 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11255 (process_constraint): Don't handle INCLUDES.
11256 Remove special ADDRESSOF case.
11257 (find_func_aliases): Rewrite to use vi functions instead of id
11259 (create_function_info_for): Ditto.
11260 (create_variable_info_for): Ditto.
11261 (intra_create_variable_infos): Ditto.
11262 (merge_smts_into): Ditto.
11263 (find_what_p_points_to): Ditto.
11264 (init_base_vars): Ditto.
11265 (init_alias_vars): Ditto.
11266 (remove_preds_and_fake_succs): New function.
11267 (dump_sa_points_to_info): Dump new stats.
11268 (dump_solution_for_var): Use find.
11269 (set_used_smts): Fix formatting.
11270 (compute_points_to_sets): Updated for new functions.
11271 (ipa_pta_execute): Ditto.
11273 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11274 Richard Sandiford <richard@codesourcery.com>
11276 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11278 * calls.c (expand_call): If the return value is a PARALLEL,
11279 extract its first member.
11280 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11281 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11282 use FUNCTION_EXTRA_EPILOGUE.
11283 (m68k_function_value): Return a PARALLEL if the return value
11284 is of a pointer type.
11285 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11286 (FUNCTION_EXTRA_EPILOGUE): Remove.
11287 * config/m68k/m68k.md (D0_REG): New constant.
11289 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11291 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11292 output a NOP for empty epilogues.
11294 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11296 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11297 before function. Extend register save check to include all
11298 registers, not just integer ones.
11300 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11302 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11303 (m68k_use_return_insn): ...this.
11304 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11305 * config/m68k/m68k.c (use_return_insn): Rename to...
11306 (m68k_use_return_insn): ...this.
11307 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11308 of USE_RETURN_INSN.
11310 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11312 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11313 nearest even, fix denormal rounding overflow.
11315 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11317 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11318 f%$smove and f%$move.
11319 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11320 (extendsfdf2_cf): Use fdmove instead of f%&move.
11321 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11322 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11324 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11326 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11329 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11331 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11332 (coldfire_single_format): Declare.
11333 (coldfire_double_format): Likewise.
11334 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11335 of qnan_msb_set to determine the lower bits of a canonical
11337 (encode_ieee_double): Likewise.
11338 (encode_ieee_quad): Likewise.
11339 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11340 (mips_single_format): Likewise.
11341 (ieee_double_format): Likewise.
11342 (mips_double_format): Likewise.
11343 (ieee_extended_motorola_format): Likewise.
11344 (ieee_extended_intel_96_format): Likewise.
11345 (ieee_extended_intel_128_format): Likewise.
11346 (ieee_extended_intel_96_round_53_format): Likewise.
11347 (ibm_extended_format): Likewise.
11348 (mips_extended_format): Likewise.
11349 (ieee_quad_format): Likewise.
11350 (mips_quad_format): Likewise.
11351 (vax_f_format): Likewise.
11352 (vax_d_format): Likewise.
11353 (vax_g_format): Likewise.
11354 (i370_single_format): Likewise.
11355 (i370_double_format): Likewise.
11356 (decimal_single_format): Likewise.
11357 (decimal_double_format): Likewise.
11358 (decimal_quad_format): Likewise.
11359 (c4x_single_format): Likewise.
11360 (c4x_extended_format): Likewise.
11361 (real_internal_format): Likewise.
11362 (coldfire_single_format): New real_format.
11363 (coldfire_double_format): Likewise.
11364 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11365 canonical_nan_lsbs_set.
11366 (pdp11_d_format): Likewise.
11367 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11368 if TARGET_COLDFIRE_CPU.
11370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11372 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11373 (output_call, m68k_legitimize_call_address): Declare.
11374 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11375 parenthesees. Add support for a 'W' constraint.
11376 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11377 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11378 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11379 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11381 (override_options): Initialize them. Do not set flag_no_function_cse
11382 for TARGET_ID_SHARED_LIBRARY.
11383 (m68k_output_pic_call): Delete.
11384 (m68k_legitimize_call_address): New function.
11385 (print_operand): Remove the %o prefix. Handle the %p prefix.
11386 (output_call): New function.
11387 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11388 target address from the GOT if symbolic jumps are not allowed.
11389 * config/m68k/m68k.md (call, general_operand): Do not set
11390 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11391 Merge separate flag_pic and !flag_pic define_insns into...
11392 (*call, *call_value): ...these new patterns. Match the address
11393 rather than the containing MEM and require it to be a call_operand.
11394 Use output_call to generate the asm template.
11395 * config/m68k/predicates.md (const_call_operand): New predicate.
11396 (call_operand): Likewise.
11398 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11400 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11401 (STACK_GROWS_DOWNWARD): Define to 1.
11402 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11403 comments, emphasizing that these values are only defaults.
11404 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11405 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11407 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11409 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11411 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11412 Richard Sandiford <richard@codesourcery.com>
11414 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11415 (FP_REGNO_P): New macros.
11416 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11417 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11418 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11419 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11421 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11423 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11424 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11426 * config/m68k/t-floatlib: New file, extracting common code from...
11427 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11428 * config/m68k/t-uclinux: Here.
11429 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11430 routines on ColdFire targets.
11432 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11434 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11435 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11436 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11437 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11438 explicitly set MOTOROLA to 1.
11439 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11441 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11442 Nathan Sidwell <nathan@codesourcery.com>
11444 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11445 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11446 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11447 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11448 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11449 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11450 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11451 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11452 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11453 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11454 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11455 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11456 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11457 (DBX_REGISTER_NUMBER): Delete.
11458 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11459 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11460 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11462 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11464 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11465 * config/flat.h: New file.
11466 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11467 OBJECT_FORMAT_FLAT.
11468 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11469 indirect references for -msep-data or -mid-shared-library.
11470 Do not use PC-relative code addresses either.
11471 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11473 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11474 for shared libraries and crt1.o for executables. Use crti.o and
11476 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11477 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11478 Do not add -elf2flt or -shared-lib-id options here.
11479 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11480 Pass -shared-lib-id if -mid-shared-library, taking the library
11481 identifier from -mshared-library-id if given, otherwise
11483 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11484 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11485 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11486 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11487 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11488 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11490 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11491 jump sequence for ISA A and ISA A+.
11492 (PICJUMP): Likewise.
11494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11496 * config.gcc (m68k-*-uclinux*): Base the port on the common
11497 and m68k GNU/Linux files rather than on the generic ELF ones.
11498 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11499 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11501 2007-01-18 Julian Brown <julian@codesourcery.com>
11502 Richard Sandiford <richard@codesourcery.com>
11504 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11505 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11506 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11508 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11509 80 unconditionally.
11510 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11512 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11514 * doc/install.texi: Document m68k-uclinuxoldabi.
11515 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11516 * config/m68k/uclinux-oldabi.h: New file, copied from
11517 config/m68k/uclinux.h.
11519 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11521 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11522 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11523 (m32r_compute_frame_size): Use unsigned for regno.
11524 (m32r_reload_lr): Use gen_frame_mem.
11526 (m32r_output_function_epilogue): Don't output the function epilogue
11528 (m32r_expand_epilogue): New.
11529 (direct_return): Return false if the function has the interrupt
11531 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11532 * config/m32r/m32r.md (epilogue): New expander.
11533 (return_lr, return_rte): New insns.
11534 (return): Make it expander.
11535 (return_normal): New expander.
11537 2007-01-18 Josh Conner <jconner@apple.com>
11540 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11541 support for UNLE, UNLT, UNGE, and UNGT.
11543 2007-01-18 Jan Hubicka <jh@suse.cz>
11545 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11546 * tree-tailcall (add_virtual_phis): Likewise.
11547 (optimize_tail_call): Return TODOs.
11548 (execute_tail_calls): Return TODOs.
11549 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11550 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11552 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11553 Cleanup cfg using TODO.
11554 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11555 * passes.c (execute_function_todo): When cleanup did something, remove
11557 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11558 (make_edges): Don't cleanup_cfg.
11560 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11562 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11563 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11564 operate on the top of stack.
11565 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11566 register handling of instructions that output to the second
11568 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11569 (move_for_stack_reg): Special-case check for dead destination
11570 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11572 * config/i386/i386.md (UNSPEC_TAN): New constant.
11573 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11574 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11575 to correctly model move of constant 1.0 to top stack slot.
11576 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11577 (unnamed peephole2 pattern): Remove corresponding peephole2
11578 pattern that optimizes tan insn and loading of constant 1.0.
11579 (tanxf2): Use fptanxf4_i387.
11580 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11581 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11582 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11583 disable patterns for SSE math.
11584 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11585 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11587 2007-01-18 Dirk Mueller <dmueller@suse.de>
11588 Richard Guenther <rguenther@suse.de>
11591 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11592 * common.opt (Warray-bounds): Add new warning option.
11593 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11595 * Makefile.in: make tree-vrp.o depend on toplev.h
11596 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11598 (check_array_refs, check_array_bounds, check_array_ref): New.
11600 2007-01-18 Jan Hubicka <jh@suse.cz>
11602 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11603 (execute_ssa_ccp): Return flags conditionally.
11604 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11606 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11608 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11610 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11611 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11613 * Makefile.c (GTFILES): Add cfglayout.h.
11614 * gengtype.c (open_base_files): Likewise.
11615 * cfglayout.c (cfg_layout_function_footer,
11616 cfg_layout_function_header) Reindent to make gengtype happy.
11617 * cfglayout.h (cfg_layout_function_footer,
11618 cfg_layout_function_header): Add GTY(()) marker.
11620 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11622 2007-01-18 Ben Elliston <bje@au.ibm.com>
11624 * genautomata.c (write_automata): Include xstrerror output in the
11625 error message if writing the DFA description file fails.
11627 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11629 * config/mips/mips-protos.h (mips_output_external): Make it
11631 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11632 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11633 (extern_list): Likewise.
11634 (extern_head): Likewise.
11635 (TARGET_ASM_FILE_END): Likewise.
11636 (mips_file_end): Likewise.
11637 (mips_output_external): Rewritten.
11639 2007-01-18 Ben Elliston <bje@au.ibm.com>
11641 * genpreds.c (write_insn_preds_c): Only write out the function
11642 body for regclass_for_constraint if we have register constraints.
11644 2007-01-17 Tom Tromey <tromey@redhat.com>
11646 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11647 * doc/install.texi (Testing): Use sourceware.org.
11648 (Binaries): Likewise.
11649 (Specific): Likewise.
11650 * doc/contrib.texi (Contributors): Use sourceware.org.
11652 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11654 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11655 (AVR_ENHANCED): Rename to ...
11656 (AVR_HAVE_MUL): ... new.
11657 (avr_enhanced_p): Rename to ...
11658 (avr_have_mul_p): ... new.
11659 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11660 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11661 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11662 (avr_have_mul_p): ... new.
11663 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11664 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11665 'avr_enhanced_p' and 'enhanced'.
11666 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11667 AVR_HAVE_MUL instead of AVR_ENHANCED.
11668 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11669 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11670 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11671 instead of AVR_ENHANCED.
11672 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11673 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11674 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11676 2007-01-17 Ian Lance Taylor <iant@google.com>
11678 * vec.h (VEC_reserve_exact): Define.
11679 (vec_gc_p_reserve_exact): Declare.
11680 (vec_gc_o_reserve_exact): Declare.
11681 (vec_heap_p_reserve_exact): Declare.
11682 (vec_heap_o_reserve_exact): Declare.
11683 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11685 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11686 negative parameter.
11687 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11688 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11689 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11690 * vec.c (calculate_allocation): Add exact parameter. Change all
11692 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11693 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11694 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11695 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11696 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11697 (vec_heap_p_reserve_exact): New function.
11698 (vec_heap_o_reserve_exact): New function.
11700 2007-01-17 Jan Hubicka <jh@suse.cz>
11702 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11704 2007-01-17 Eric Christopher <echristo@apple.com>
11706 * config.gcc: Support core2 processor.
11708 2007-01-16 Jan Hubicka <jh@suse.cz>
11710 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11711 the names, just unlink the chain so we don't crash on dangling pointers
11714 2007-01-16 Jan Hubicka <jh@suse.cz>
11716 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11717 * tree-pass.h: Reorder to make IPA passes appear toegher.
11718 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11719 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11720 parameters, do not call early inliner.
11721 * ipa-inline.c: Update comments. Include tree-flow.h
11722 (cgraph_decide_inlining): Do not compute inlining parameters.
11723 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11724 be called with function context set up.
11725 (pass_ipa_inline): Remove unreachable functions before pass.
11726 (cgraph_early_inlining): Simplify assuming to be called from the
11728 (pass_early_inline): New pass.
11729 (cgraph_gate_ipa_early_inlining): New gate.
11730 (pass_ipa_early_inline): Turn into simple wrapper.
11731 (compute_inline_parameters): New function.
11732 (gate_inline_passes): New gate.
11733 (pass_inline_parameters): New pass.
11734 (apply_inline): Move here from tree-optimize.c
11735 (pass_apply_inline): New pass.
11736 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11738 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11739 doing them by hand.
11740 (tree_function_versioning): Do not allocate dummy struct function.
11741 * tree-inline.h (optimize_inline_calls): Update prototype.
11742 * tree-optimize.c (execute_fixup_cfg): Export.
11743 (pass_fixup_cfg): Remove
11744 (tree_rest_of_compilation): Do not apply inlines.
11745 * tree-flow.h (execute_fixup_cfg): Declare.
11746 * Makefile.in (gt-passes.c): New.
11747 * passes.c: Include gt-passes.h
11748 (init_optimization_passes): New passes.
11749 (nnodes, order): New static vars.
11750 (do_per_function_toporder): New function.
11751 (execute_one_pass): Dump current pass here.
11752 (execute_ipa_pass_list): Don't dump current pass here.
11754 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11756 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11757 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11759 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11761 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11762 (strong_alias): Define.
11763 (__gcc_qmul): Provide non-FMA for soft-float.
11764 (__gcc_qdiv): Same.
11769 (__gcc_qunord): New.
11779 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11780 soft-float functions.
11781 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11782 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11783 about long double soft float.
11785 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11786 Tehila Meyzels <tehila@il.ibm.com>
11788 * tree-vectorizer.h (is_pattern_stmt_p): New.
11789 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11790 formatting (tabs instead of spaces). Cleanup and clarify setting
11791 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11792 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11793 (vectorizable_type_demotion): Check that types are integral.
11794 (vectorizable_type_promotion): Likewise.
11795 (vectorizable_store): Fix typo. Eliminate new-line at end of
11798 2007-01-16 Jan Hubicka <jh@suse.cz>
11800 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11803 2007-01-15 Eric Christopher <echristo@apple.com>
11805 * ifcvt.c: Include vec.h, vecprim.h.
11806 (check_cond_move_block): New argument regs.
11807 Reorganize. Add registers used to regs.
11808 (cond_move_process_if_block): Use regs set above as
11811 2007-01-15 Eric Christopher <echristo@apple.com>
11813 * config/darwin.h: Update copyright.
11814 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11815 (LINK_COMMAND_SPEC): Add -u.
11816 (LINK_SPEC): Fix umbrella for above.
11818 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11820 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11823 2007-01-15 Tom Tromey <tromey@redhat.com>
11825 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11826 * doc/install.texi (Testing): Don't mention jacks.
11827 (Configuration): Document --enable-java-maintainer-mode. Move
11828 --with-java-home to libgcj-specific section. Document
11830 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11832 2007-01-15 Jan Hubicka <jh@suse.cz>
11834 * tree-ssa-dce.c (DCE_TODOs): New.
11835 (propagate_necessity): Return if something changed.
11836 (eliminate_unnecessary_stmts): Likewise.
11837 (perform_tree_ssa_dce): Return TODO flags when needed.
11838 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11840 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11842 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11843 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11844 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11845 patterns using X87MODEF12 mode macro. Extend operand 1
11846 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11847 (log10<mode>2): Ditto.
11848 (log2<mode>2): Ditto.
11849 (log1p<mode>2): Ditto.
11850 (logb<mode>2): Ditto.
11851 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11852 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11853 (*fxtractxf3_i387): Rename from *fxtractxf3.
11854 (fxtract_extend<mode>xf3_i387): New insn pattern.
11855 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11856 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11857 and gen_fyl2xxf3_i387().
11859 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11861 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11862 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11863 get_loop_exit_edges. Changed return type to bool.
11864 * cfgloop.h (fix_loop_placement): Declaration removed.
11866 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11868 * param.h (MIN_VECT_LOOP_BOUND): New.
11869 * params.def (MIN_VECT_LOOP_BOUND): New.
11870 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11871 argument - minimum threshold for number of iterations.
11872 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11873 argument to declaration.
11874 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11875 MIN_VECT_LOOP_BOUND.
11876 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11877 slpeel_tree_peel_loop_to_edge with additional argument.
11878 (vect_do_peeling_for_alignment): Likewise.
11879 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11881 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11884 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11885 operands of size 1.
11887 2007-01-14 Jan Hubicka <jh@suse.cz>
11889 * tree-dfa.c (remove_referenced_var): New function.
11890 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11891 prune referenced vars list too.
11892 * tree-flow.h (remove_referenced_var): Declare.
11894 2007-01-14 Jan Hubicka <jh@suse.cz>
11896 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11898 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11899 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11900 * except.h (verify_eh_throw_table_statements): Kill prototype.
11901 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11902 into call exrepssions.
11903 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11905 * tree-cfg.c: Include pointer-set.h.
11906 (verify_node_sharing): Work on pointer set.
11907 (verify_eh_throw_stmt_node): New.
11908 (verify_stmts): Use pointers sets, verify throw_stmt.
11910 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11912 * ipa-reference.c (analyze_function): Consider also addresses taken
11915 2007-01-12 Roger Sayle <roger@eyesopen.com>
11917 * c-typeck.c (null_pointer_constant_p): Replace use of
11918 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11919 (build_c_cast): Likewise.
11921 2007-01-12 Roger Sayle <roger@eyesopen.com>
11923 * tree.h (force_fit_type_double): Remove unused final argument.
11924 * c-common.c (constant_expression_warning): Replace use of
11925 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11926 (convert_and_check): Likewise.
11927 (shorten_compare): Update call to force_fit_type_double.
11928 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11929 * convert.c (convert_to_pointer): Update call to
11930 force_fit_type_double.
11931 * fold-const.c (force_fit_type_double): Remove overflowed_const
11933 (int_const_binop, fold_convert_const_int_from_int,
11934 fold_convert_const_int_from_real, fold_div_compare,
11935 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11936 fold_abs_const, fold_not_const): Remove the final argument from
11937 calls to force_fit_type_double.
11939 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11941 * configure.ac: Set insn to "nop" for spu-*-* also.
11942 * configure: Regenerate.
11944 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11946 * builtins.def : Add BUILT_IN_FREE.
11948 2007-01-12 Jan Hubicka <jh@suse.cz>
11950 PR tree-optimization/30443
11951 * tree-inline.c (tree_function_versioning): Do not optimize when
11952 cloning for inlining.
11954 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11956 * doc/loop.texi: Document recording of loop exits.
11957 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11958 (update_single_exits_after_duplication,
11959 update_single_exit_for_duplicated_loop,
11960 update_single_exit_for_duplicated_loops): Removed.
11961 (duplicate_loop_to_header_edge): Do not call
11962 update_single_exits_after_duplication and
11963 update_single_exit_for_duplicated_loops.
11964 (loop_version): Do not update single_exit information.
11965 (fix_loop_structure): Use record_loop_exits instead of
11966 mark_single_exit_loops.
11967 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11968 the lists of loop exits.
11969 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11970 split_edge, merge_blocks): Update the lists of loop exits.
11971 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11972 loop_optimizer_init.
11973 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11974 of mark_single_exit_loops.
11975 (loop_optimizer_finalize): Call release_recorded_exits.
11976 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11977 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11978 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11979 update single exit information.
11980 * lambda-code.c (perfect_nestify): Ditto.
11981 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11982 (mark_single_exit_loops): Removed.
11983 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11984 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11985 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11987 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11988 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11989 (verify_loop_structure): Verify consistency of the exit lists.
11990 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11991 (set_single_exit): Removed.
11992 * cfgloop.h (struct loop_exit): New function.
11993 (struct loop): single_exit_ field replaced by exits field.
11994 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11995 (struct loops): Added exits hash.
11996 (mark_single_exit_loops, set_single_exit): Declaration removed.
11997 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11999 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12001 * doc/invoke.texi: Avoid use of @headitem.
12003 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12005 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12007 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12009 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12012 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12013 Richard Sandiford <richard@codesourcery.com>
12015 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12016 * config/m68k/m68k.opt: Resort options.
12017 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12019 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12020 Richard Sandiford <richard@codesourcery.com>
12022 * doc/invoke.texi: Document the macros that are defined by
12023 m68k's -mtune and -mhard-float options.
12024 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12025 (m68k_cpp_cpu_family): Likewise.
12026 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12027 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12028 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12029 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12030 (m68k_cpp_cpu_family): Likewise.
12032 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12034 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12035 macros besides mc68000 as tuning macros. Use a switch statement
12036 to set them and mcpu32.
12038 2007-01-12 Julian Brown <julian@codesourcery.com>
12040 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12041 (TARGET_68040_ONLY): Rename to...
12042 (TARGET_68040): ...this.
12043 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12044 * config/m68k/m68k.md: Likewise.
12046 2007-01-12 Julian Brown <julian@codesourcery.com>
12047 Nathan Sidwell <nathan@codesourcery.com>
12048 Richard Sandiford <richard@codesourcery.com>
12050 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12051 the -mcpu= argument associated with the --with-cpu setting.
12052 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12053 if different from the one implied by the -mcpu setting.
12054 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12055 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12056 * doc/invoke.texi: Mention ColdFire in the introduction to the
12057 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12058 -mno-div and -mhard-float options. Make -m68881 a synonym for
12059 -mhard-float. Document the previously-undocumented -m5206e,
12060 -m528x, -m5307 and -m5407 options. Tweak the existing option
12061 documentation for consistency.
12062 * doc/install.texi: Mention new --with-cpu arguments.
12063 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12064 default CPU if neither -mcpu nor -march are specified.
12065 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12066 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12067 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12068 using m68k_tune to decide between families that implement the
12069 same ISA. Use m68k_tune to set __mcfv4e__.
12070 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12071 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12072 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12073 (FL_ISA_C, FL_ISA_MMU): New macros.
12074 (MASK_COLDFIRE): Delete.
12075 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12076 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12077 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12078 (TARGET_HARD_FLOAT): Do not define here.
12079 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12080 (TUNE_68000): New macro.
12081 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12082 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12083 (TUNE_CFV2): Redefine in terms of m68k_tune.
12084 (uarch_type, target_device, fpu_type): New enums.
12085 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12086 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12087 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12088 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12089 (FL_FOR_isa_c): New macros.
12090 (m68k_isa): New enum.
12091 (m68k_target_selection): New structure.
12092 (all_devices, all_isas, all_microarchs): New tables.
12093 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12094 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12095 (MASK_ALL_CPU_BITS): Delete.
12096 (m68k_find_selection): New function.
12097 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12098 Map the legacy target options to a combination of the new ones.
12099 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12100 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12101 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12103 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12104 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12106 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12107 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12108 * config/m68k/m68k-devices.def: New file.
12110 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12111 Nathan Sidwell <nathan@codesourcery.com>
12113 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12114 (SUBTARGET_EXTRA_SPECS): New macros.
12115 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12116 use %(asm_cpu_spec) instead.
12117 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12118 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12119 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12120 (EXTRA_SPECS): Rename to...
12121 (SUBTARGET_EXTRA_SPECS): ...this.
12123 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12124 Richard Sandiford <richard@codesourcery.com>
12125 Julian Brown <julian@codesourcery.com>
12127 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12128 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12129 to the configuration's default CPU.
12130 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12131 Remove default masks.
12132 (m680[012]0-*-*): Set the default with_cpu to the first part of
12134 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12135 (m68k*-*-linux): Extend the --with-cpu handling to...
12136 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12137 and m68010. Don't set target_cpu_default2.
12138 * doc/install.texi: Document --with-cpu for m68k.
12139 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12140 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12141 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12142 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12143 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12144 (ASM_SPEC): Remove use of %(asm_cpu_default).
12145 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12146 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12147 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12148 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12149 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12150 (TARGET_DEFAULT): Delete.
12151 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12152 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12153 (CPP_CPU_SPEC): Delete.
12154 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12155 the appropriate string.
12156 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12157 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12158 (ASM_SPEC): Don't use %(asm_default_spec).
12159 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12160 TARGET_DEFAULT and add MASK_68881.
12161 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12163 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12165 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12166 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12167 MASK_68010 alongside MASK_68020.
12168 * doc/invoke.texi: Document -m68010.
12169 * config/m68k/m68k.opt (m68010): New.
12170 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12172 (TUNE_68010): New macro.
12173 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12174 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12175 (M68K_CPU_m68332): Add MASK_68010.
12176 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12177 fallback definition.
12178 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12180 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12181 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12182 to all entries that use MASK_68020.
12183 (output_move_simode_const, output_move_himode, output_move_qimode)
12184 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12185 instead of TARGET_68020 to select clr behavior. Remove comment
12186 about there being no TARGET_68010.
12187 * config/m68k/m68k.md: Likewise throughout.
12189 2007-01-12 Julian Brown <julian@codesourcery.com>
12191 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12192 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12193 * config/m68k/m68k.md: Likewise.
12195 2007-01-12 Julian Brown <julian@codesourcery.com>
12197 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12198 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12200 2007-01-12 Julian Brown <julian@codesourcery.com>
12202 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12203 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12204 * config/m68k/m68k.md: Likewise.
12206 2007-01-12 Julian Brown <julian@codesourcery.com>
12207 Richard Sandiford <richard@codesourcery.com>
12209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12210 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12211 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12213 (TARGET_CPU32): Rename to...
12214 (TUNE_CPU32): ...this.
12215 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12216 (TUNE_CFV2): New macros.
12217 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12218 remove conditions that are implied by TARGET_68020.
12219 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12220 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12221 (m68k_output_function_epilogue): Likewise.
12222 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12223 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12224 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12225 non-68000 timings. Refactor multiplication and division costs.
12226 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12227 TUNE_CPU32 instead of TARGET_CPU32.
12228 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12229 and TUNE_68060 instead of TARGET_68060.
12230 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12231 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12233 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12234 && !TARGET_COLDFIRE" to choose between moveq and clr.
12235 Likewise in the unnamed movsf pattern.
12236 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12237 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12240 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12242 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12243 of tabbing before backslashes.
12245 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12247 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12248 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12249 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12251 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12253 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12254 find_interesting_uses_cond.
12255 (find_interesting_uses_cond): Use extract_cond_operands.
12256 (rewrite_use_compare): Use extract_cond_operands and
12257 force_gimple_operand_bsi. Do not call update_stmt.
12258 (determine_use_iv_cost_condition): Use extract_cond_operands.
12259 Return cheaper of using original bound and changing the exit bound.
12261 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12263 PR tree-optimization/29516
12264 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12265 most_expensive_mult_to_index, addr_to_parts,
12266 create_mem_ref, maybe_fold_tmr): Make the type of
12267 fields of TARGET_MEM_REF sizetype.
12268 (move_fixed_address_to_symbol, move_pointer_to_base):
12270 * tree.def (TARGET_MEM_REF): Add comment on types of
12273 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12275 * c-common.c (vector_types_convertible_p): Treat opaque types as
12276 always convertible if they have the same size, but not otherwise.
12278 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12280 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12281 Remove the b_unconditional field.
12282 (noce_try_sign_mask): Do not look at b_unconditional.
12283 (noce_process_if_block): Do not use merge_if_blocks. Update
12284 the CFG here. Do not set b_unconditional.
12285 (cond_move_process_if_block): Likewise.
12286 (find_cond_trap): Likewise.
12287 (check_cond_move_block): Require simple jump insns at the end
12288 of the basic block.
12290 2007-01-11 Jan Hubicka <jh@suse.cz>
12292 PR tree-optimization/1046
12293 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12294 when alias info is not ready.
12295 (pass_tail_recursion): Do not require aliasing.
12296 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12297 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12298 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12299 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12300 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12301 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12302 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12304 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12305 When aliasing is not build, mark statement as volatile.
12307 2007-01-11 Tom Tromey <tromey@redhat.com>
12309 PR preprocessor/15185, PR preprocessor/20989:
12310 * doc/cppopts.texi <-MT>: Update description of algorithm for
12311 computing default target.
12312 <-M, -MD>: Reword "basename" text.
12314 2007-01-11 Roger Sayle <roger@eyesopen.com>
12316 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12317 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12318 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12319 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12320 fold_builtin_bswap, real_constp, fold_builtin_pow,
12321 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12322 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12323 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12324 * convert.c (convert_to_pointer): Likewise.
12325 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12326 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12327 const_binop, fold_convert_const_int_from_int,
12328 fold_convert_const_int_from_real,
12329 fold_convert_const_real_from_real, sign_bit_p,
12330 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12331 fold_sign_changed_comparison, fold_unary, fold_comparison,
12332 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12333 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12334 * print-tree.c (print_node_brief, print_node): Likewise.
12335 * stor-layout.c (place_field, layout_type): Likewise.
12336 * tree-chrec.c (keep_cast): Likewise.
12337 * tree.c (build_vector, build_real, build_real_from_int_cst,
12338 build_complex): Likewise.
12340 2007-01-11 Roger Sayle <roger@eyesopen.com>
12342 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12343 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12345 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12347 * configure.ac (strict1_warn): Rename to strict_warn.
12348 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12349 cc_set_by_configure, quoted_cc_set_by_configure,
12350 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12351 all_boot_languages, all_stagestuff): Remove.
12352 (target_list): Remove bootstrap targets.
12353 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12354 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12355 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12356 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12357 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12358 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12359 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12360 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12361 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12362 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12363 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12364 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12365 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12366 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12367 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12368 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12369 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12370 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12371 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12372 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12373 (mostlyclean): Adjust.
12374 (clean, distclean): Don't mention bootstrap stuff.
12375 * configure: Regenerate.
12376 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12377 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12378 treelang/config-lang.in (stagestuff): Remove.
12379 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12380 stageprofile, stagefeedback, stagestuff): Remove mention.
12382 2007-01-11 Nick Clifton <nickc@redhat.com>
12384 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12386 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12387 (mcore_arith_K_S_operand): Run the test for the S constraint not
12388 the test for the M constraint.
12389 (mcore_addsub_operand): Do not accept integer values that are
12390 larger than 32 bits.
12391 * config/mcore/mcore.md: Remove unused constraints from split.
12392 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12393 (addsi3): Likewise.
12394 (allocate_stack): Likewise.
12395 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12396 operands to 32 bits.
12397 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12399 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12400 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12401 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12402 mcore_output_bclri, mcore_output_andn, output_inline_const,
12403 mcore_output_move, mcore_output_movedouble): Likewise.
12404 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12405 (output_inline_const): Likewise.
12406 (output_inline_const): Fix format strings used in sprintf
12408 * config/mcore/mcore-protos.h: Update prototypes for changed
12409 functions in mcore.c.
12410 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12411 HOST_WIDE_INT and not int.
12412 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12413 CONST_OK_FOR_N): Likewise.
12414 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12415 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12418 2007-01-10 Jan Hubicka <jh@suse.cz>
12420 * tree-vrp.c (remove_range_assertions): Release defs.
12421 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12422 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12424 2007-01-10 Paul Brook <paul@codesourcery.com>
12426 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12427 * config/arm/arm.md (mulsi3subsi): New insn.
12429 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12431 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12432 (tree_transform_and_unroll_loop): New.
12433 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12436 2007-01-10 Robert Kennedy <jimbob@google.com>
12438 * fold-const.c (fold_comparison): Fold comparisons like (x *
12439 1000 < 0) to (x < 0).
12441 2007-01-10 Ian Lance Taylor <iant@google.com>
12443 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12444 operands have the same priority.
12446 2007-01-10 Tom Tromey <tromey@redhat.com>
12448 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12449 (fold_binary): Likewise.
12450 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12451 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12452 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12453 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12454 * langhooks.h (struct lang_hooks): Removed field
12455 'can_use_bit_fields_p'.
12457 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12459 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12461 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12463 * function.c (get_last_funcdef_no): New function.
12464 * function.h (get_last_funcdef_no): Declare.
12465 * tree-inline.c (initialize_cfun): Add initialization.
12466 (tree_function_versioning): Cleanup.
12468 2007-01-10 Jan Hubicka <jh@suse.cz>
12470 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12473 2007-01-10 Sa Liu <saliu@de.ibm.com>
12474 Ben Elliston <bje@au.ibm.com>
12476 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12477 for SAVE_NONLOCAL and Pmode for any other save level.
12478 * spu-protos.h (spu_restore_stack_block): Declare.
12479 * spu.md (save_stack_block): Remove.
12480 (restore_stack_block): Call spu_restore_stack_block.
12481 * spu.c (spu_restore_stack_block): New function.
12482 (spu_expand_epilogue): Remove old comment.
12484 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12486 PR tree-optimization/30322
12487 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12488 (cand_value_at): Return the value as aff_tree.
12489 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12490 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12491 aff_combination_mult): New functions.
12492 (aff_combination_add): Use aff_combination_add_cst.
12493 (aff_combination_convert): Allow conversions to a wider type.
12494 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12495 * tree-affine.h (aff_combination_mult): Declare.
12497 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12499 * doc/tm.texi: Update documentation to reflect reality of exec
12500 and start file search behaviours. Update copyright year.
12501 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12502 header file directories.
12504 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12506 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12507 (*cosxf2): Rename to cosxf2_i387.
12508 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12509 using X87MODEF12 mode macro. Rename patterns to
12510 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12512 (*cosdf2, *cossf2): Ditto.
12513 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12514 to match extended input operands.
12515 (sincos<mode>3): New expander.
12516 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12517 insn patterns and corresponding splitters.
12519 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12521 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12522 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12524 2007-01-09 Nicolas Pitre <nico@cam.org>
12527 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12529 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12531 * target.h (struct gcc_target): New field library_rtti_comdat.
12532 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12533 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12534 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12535 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12537 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12539 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12541 2007-01-08 Richard Guenther <rguenther@suse.de>
12543 * tree.h (force_fit_type_double): Export.
12544 (force_fit_type): Remove.
12545 * fold-const.c (force_fit_type_double): New function.
12546 (force_fit_type): Remove.
12547 (int_const_binop): Use it.
12548 (fold_convert_const_int_from_int): Likewise.
12549 (fold_convert_const_int_from_real): Likewise.
12550 (fold_div_compare): Likewise.
12551 (fold_sign_changed_comparison): Likewise.
12552 (fold_unary): Likewise.
12553 (fold_negate_const): Likewise.
12554 (fold_abs_const): Likewise.
12555 (fold_not_const): Likewise.
12556 * c-common.c (shorten_compare): Use force_fit_type_double.
12557 * convert.c (convert_to_pointer): Likewise.
12559 2007-01-08 Richard Guenther <rguenther@suse.de>
12561 * tree.h (build_int_cst_wide_type): Export.
12562 * tree.c (build_int_cst_wide_type): New function.
12563 (build_int_cst_wide): Fix comment.
12564 * builtins.c (fold_builtin_object_size): Use build_int_cst
12565 to build -1 or 0 of the correct type. Use fit_double_type
12566 to check for overflow.
12567 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12569 (decode_field_reference): Likewise.
12570 (all_ones_mask_p): Likewise.
12571 (native_interpret_int): Use build_int_cst_wide_type.
12572 (fold_binary): Use build_int_cst_type to build an all-ones
12574 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12576 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12578 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12580 2007-01-09 Ben Elliston <bje@au.ibm.com>
12582 * genautomata.c (STATS_OPTION): New option.
12583 (stats_flag): New flag.
12584 (gen_automata_option): Handle it.
12585 (initiate_automaton_gen): Ditto.
12586 (write_automata): Output statistics only if stats_flag is
12587 set. Likewise, output time statistics only if time_flag is set.
12588 * doc/md.texi (Processor pipeline description): Document new flag.
12590 2007-01-08 Richard Guenther <rguenther@suse.de>
12592 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12593 * tree.c (build_int_cst_type): Likewise.
12594 (size_in_bytes): Don't call force_fit_type on the result.
12595 (int_fits_type_p): Use fit_double_type.
12596 * fold-const.c (fit_double_type): New function.
12597 (force_fit_type): Use it.
12598 * tree.h (fit_double_type): Export.
12600 2007-01-08 Jan Hubicka <jh@suse.cz>
12602 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12603 * ipa.c (function_and_variable_visibility): Fix return type.
12605 2007-01-08 Richard Guenther <rguenther@suse.de>
12607 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12608 of offset to build the index.
12609 * tree-pretty-print.c (dump_generic_node): Don't build negated
12610 const just for printing.
12611 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12612 * builtins.c (fold_builtin_int_roundingfn): Check if result
12613 fits the type by using force_fit_type and comparing the result.
12614 * predict.c (predict_loops): Use compare_tree_int for comparison.
12615 * tree.c (build_int_cst): Fall back to integer_type_node for
12617 (build_int_cst_wide): Assert type is non-null.
12619 2007-01-08 Roberto Costa <roberto.costa@st.com>
12621 * tree-vrp.c (extract_range_from_cond_expr): New.
12622 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12623 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12625 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12626 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12627 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12628 used as expressions.
12629 * tree-object-size.c (cond_expr_object_size): New.
12630 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12632 2007-01-08 Jan Hubicka <jh@suse.cz>
12634 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12635 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12638 2007-01-08 Richard Guenther <rguenther@suse.de>
12640 PR tree-optimization/23603
12641 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12642 (extract_range_from_binary): Fall back to truthvalue instead of
12643 varying for TRUTH_*_EXPR.
12644 (extract_range_from_comparison): Fall back to truthvalue instead of
12646 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12647 if all visited PHI values were constant.
12649 2007-01-08 Jan Hubicka <jh@suse.cz>
12651 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12652 (cgraph_analyze_function): break out from ...
12653 (cgraph_finalize_compilation_unit): ... here.
12654 (cgraph_expand_function): Remove forgoten commented out line.
12655 (cgraph_optimize): Analyze functions.
12657 2007-01-08 Jan Hubicka <jh@suse.cz>
12659 * tree-pas.h (TODO_remove_function): New flag.
12660 (TODO_update*): Renumber.
12661 (pass_ipa_increase_alignment,
12662 pass_ipa_function_and_variable_visibility): New passes.
12663 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12664 (cgraph_function_and_variable_visibility): Move to ipa.c
12665 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12666 cgraph_increase_alignment.
12667 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12668 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12669 calling tree-inline.
12670 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12671 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12672 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12673 (gate_increase_alignment): New function.
12674 (pass_ipa_increase_alignment): New pass.
12675 * ipa.c: Inline tree-pass.h and timevar.h
12676 (function_and_variable_visibility): Move here from cgraphunit.c
12677 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12678 * passes.c (init_optimization_passes): Add the two new passes.
12679 (execute_todo): Handle cgraph_remove_functions.
12681 2007-01-08 Nick Clifton <nickc@redhat.com>
12683 * config/frv/predicates.md (reg_or_0_operand): Accept
12686 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12688 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12689 * config.gcc: Add bfin*-rtems*.
12691 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12693 * c.opt: Add -flax-vector-conversions.
12694 * c-typeck.c (convert_for_assignment): Pass flag to
12695 vector_types_convertible_p to allow emission of note.
12696 (digest_init): Likewise.
12697 * c-opts.c: Handle -flax-vector-conversions.
12698 * c-common.c (flag_lax_vector_conversions): New.
12699 (vector_types_convertible_p): Unless -flax-vector conversions
12700 has been passed, disallow conversions between vectors with
12701 differing numbers of subparts and/or element types. If such
12702 a conversion is disallowed, possibly emit a note on the first
12703 occasion only to inform the user of -flax-vector-conversions.
12704 The new last argument specifies this.
12705 * c-common.h (flag_lax_vector_conversions): New.
12706 (vector_types_convertible_p): Add extra argument.
12707 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12708 char_type_node for V*QI type vectors.
12709 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12710 Update to satisfy new typechecking rules.
12711 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12712 C and C++ variants.
12713 * doc/invoke.texi (C Dialect Options): Document
12714 -flax-vector-conversions.
12716 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12718 PR tree-optimization/29877
12719 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12720 a register variable on the RHS to not be replaceable.
12722 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12723 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12724 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12725 const_simm15, const_pow2, const_npow2): Added.
12726 * config/score/misc.md (insv, extv, extzv, movmemsi,
12727 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12728 * config/score/score.c (score_address_cost, score_select_cc_mode):
12730 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12731 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12732 Update score_print_operand.
12733 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12734 Adjust register allocate order and update some macro define.
12735 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12736 mdx_block_move_straight, mdx_block_move_loop_head,
12737 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12738 mdx_block_move): Added.
12739 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12740 mdp_limm): Updated and fix some bug and typo.
12741 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12742 (movsf, movdf, doloop_end): Added.
12744 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12746 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12747 config/arm/thumb2.md: Fix comment typos.
12748 * doc/extend.texi: Fix a typo.
12750 2007-01-07 Eric Christopher <echristo@apple.com>
12752 * configure.ac: Check for __stack_chk_fail for darwin.
12753 * configure: Regenerate.
12755 2007-01-07 Richard Guenther <rguenther@suse.de>
12757 * tree-vrp.c (extract_range_from_assert): CSE calls to
12758 compare_values where possible.
12759 (extract_range_from_unary_expr): Likewise.
12761 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12763 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12764 * config/avr/avr.c (call_insn_operand): Delete function.
12765 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12766 instead of register number. Use predicates.
12767 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12768 call_insn_operand): Add.
12770 2007-01-06 Jan Hubicka <jh@suse.cz>
12772 * tree-pass.h (pass_build_cgraph_edges): Declare.
12773 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12774 (visited_nodes): Remove.
12775 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12776 build_cgrpah_edges; make visited_nodes local.
12777 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12778 (record_references_in_initializer): Move to cgraphbuild.c
12779 (initialize_inline_failed, rebuild_cgraph_edges,
12780 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12781 (verify_cgraph_node): Make visited_nodes local.
12782 (cgraph_analyze_function): Do not call cgraph_create_edges and
12783 initialize_inline_failed.
12784 (cgraph_expand_function): Do not call cgraph_lower_function;
12785 assert that function is already lowered.
12786 * Makefile.in (cgraphbuild.o): New.
12787 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12788 at the end of lowering passes.
12790 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12792 * ifcvt.c (cond_move_convert_if_block): New function, code
12793 factored out from...
12794 (cond_move_process_if_block): ...here. Call the new function
12795 on the THEN and ELSE blocks.
12796 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12797 already takes care of this.
12799 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12802 * tree.h (TREE_OVERFLOW_P): New.
12803 * c-typeck.c (parser_build_unary_op): Warn only if result
12804 overflowed and operands did not.
12805 (parser_build_binary_op): Likewise.
12806 (convert_for_assignment): Remove redundant overflow_warning.
12807 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12809 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12811 * c-typeck.c (store_init_value): Split over two lines to follow
12812 the GNU coding style.
12814 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12816 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12817 __GXX_EXPERIMENTAL_CXX0X__.
12818 * doc/cpp.texi: Same.
12820 2007-01-05 Richard Guenther <rguenther@suse.de>
12822 PR middle-end/27826
12823 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12824 with mismatched types. Instead explicitly build a
12825 conversion NOP_EXPR.
12827 2007-01-05 Ian Lance Taylor <iant@google.com>
12829 * c-common.c (decl_with_nonnull_addr_p): New function.
12830 (c_common_truthvalue_conversion): Call it.
12831 * c-typeck.c (build_binary_op): Likewise.
12832 * c-common.h (decl_with_nonnull_addr_p): Declare.
12834 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12837 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12840 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12842 * doc/install.texi (Final install): Document the fact that
12843 the GNAT runtime should not be stripped.
12845 2007-01-04 Jan Hubicka <jh@suse.cz>
12847 * tree-inline.c (fold_marked_statements): Update operand caches
12848 and EH after folding
12850 2007-01-04 Ian Lance Taylor <iant@google.com>
12852 * c-common.c (check_function_nonnull): Whitespace fix.
12854 2007-01-04 Jan Hubicka <jh@suse.cz>
12856 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12857 comitted older version of patch.
12858 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12859 function, celanup cfg and collect garbage.
12861 2007-01-04 Mike Stump <mrs@apple.com>
12863 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12866 2007-01-04 Eric Christopher <echristo@apple.com>
12868 * libgcc2.c (__bswapsi2): Use SItype.
12869 (__bswapdi2): Use DItype.
12870 * libgcc2.h: Update for above.
12872 2007-01-04 Paul Brook <paul@codesourcery.com>
12874 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12875 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12876 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12877 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12878 umulsi3_highpart): Make conditional on !arm_arch6.
12879 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12880 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12881 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12882 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12883 umulsi3_highpart_v6): New insns.
12885 2007-01-04 Roger Sayle <roger@eyesopen.com>
12887 * fold-const.c (fold_convert): When casting an expression to void,
12888 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12889 have a type. Instead of attempting to build a NOP_EXPR, return
12890 these "special" trees directly.
12892 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12894 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12895 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12896 rs6000_cost->fp not 0 as adjustment for outer NEG.
12898 2007-01-04 Jan Hubicka <jh@suse.cz>
12900 * cgraph.c (cgraph_release_function_body): New function.
12901 (cgraph_remove_node): Use it.
12902 * cgraph.h (cgraph_release_function_body): Declare.
12903 * cgraphunit.c (cgraph_expand_function): Use it.
12904 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12905 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12906 is initialized and while compilation of other function is running.
12907 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12908 statement CFG annotations from here to ...
12909 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12911 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12913 * cfgloop.h (enum li_flags): Make the constants powers of two.
12915 2007-01-04 Jan Hubicka <jh@suse.cz>
12917 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12919 (fold_marked_statements): New function.
12920 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12921 * tree-inline.h (copy_body_data): Add statements_to_fold.
12923 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12925 * config.gcc: Mention libgcc/config.host.
12926 * Makefile.in: Update comments mentioning libgcc.
12927 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12928 (all.cross, start.encap, rest.encap, rest.cross): Update
12929 dependencies for libgcc move.
12930 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12931 (clean-target, clean-target-libgcc): Delete.
12932 (srcdirify, GCC_EXTRA_PARTS): New macros.
12933 (libgcc-support, libgcc.mvars): New rules.
12934 (distclean): Remove mention of mklibgcc.
12935 (install): Don't reference INSTALL_LIBGCC.
12936 (install-common): Don't reference EXTRA_PARTS.
12937 (install-libgcc, install-multilib): Delete rules.
12938 * mklibgcc.in: Delete file.
12939 * doc/configfiles.texi: Don't mention mklibgcc.
12941 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12942 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12943 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12944 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12945 (mklibgcc, ldblspecs): Likewise.
12947 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12948 (posixpre.def): Use $(T).
12949 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12950 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12951 (SHLIB_LINK): Make dummy.
12952 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12954 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12956 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12957 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12958 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12959 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12961 * configure.ac (all_outputs): Remove mklibgcc.
12962 * configure: Regenerated.
12964 2007-01-03 Josh Conner <jconner@apple.com>
12966 PR middle-end/29683
12967 * calls.c (compute_argument_addresses): Set stack and stack_slot
12968 for partial args, too.
12969 (store_one_arg): Use locate.size.constant for the size when
12970 generating a save_area.
12972 2007-01-03 Robert Kennedy <jimbob@google.com>
12974 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12975 whose definitions are deleted due to basic block merging.
12977 2007-01-03 Paul Brook <paul@codesourcery.com>
12980 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12982 (use_return_insn): Return 0 for Thumb interrupt functions.
12983 (print_multi_reg): Add rfe argument for IRQ returns.
12984 (arm_output_epilogue): Pop interrupt return address directly into PC.
12985 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12987 2007-01-03 Paul Brook <paul@codesourcery.com>
12989 Merge from sourcerygxx-4_1.
12990 * config/arm/thumb2.md: New file.
12991 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12993 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12994 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12995 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12996 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12998 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12999 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13001 * config/arm/ieee754-sf.S: Ditto.
13002 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13003 (thumb1_base_register_rtx_p): ... to this.
13004 (thumb_index_register_rtx_p): Rename...
13005 (thumb1_index_register_rtx_p): ... to this.
13006 (thumb_output_function_prologue): Rename...
13007 (thumb1_output_function_prologue): ... to this.
13008 (thumb_legitimate_address_p): Rename...
13009 (thumb1_legitimate_address_p): ... to this.
13010 (thumb_rtx_costs): Rename...
13011 (thumb1_rtx_costs): ... to this.
13012 (thumb_compute_save_reg_mask): Rename...
13013 (thumb1_compute_save_reg_mask): ... to this.
13014 (thumb_final_prescan_insn): Rename...
13015 (thumb1_final_prescan_insn): ... to this.
13016 (thumb_expand_epilogue): Rename...
13017 (thumb1_expand_epilogue): ... to this.
13018 (arm_unwind_emit_stm): Rename...
13019 (arm_unwind_emit_sequence): ... to this.
13020 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13021 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13022 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13023 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13024 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13025 thumb2_output_casesi): New functions.
13026 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13027 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13028 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13029 THUMB2_WORK_REGS): Define.
13030 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13031 arm_condexec_mask, arm_condexec_masklen)): New variables.
13032 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13033 (arm_override_options): Check new CPU capabilities.
13034 Set new architecture flag variables.
13035 (arm_isr_value): Handle v7m interrupt functions.
13036 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13038 (const_ok_for_arm): Handle Thumb-2 constants.
13039 (arm_gen_constant): Ditto. Use movw when available.
13040 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13042 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13043 (thumb_find_work_register, arm_load_pic_register,
13044 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13045 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13046 print_multi_reg, output_mov_long_double_fpa_from_arm,
13047 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13048 output_mov_double_fpa_from_arm, output_move_double,
13049 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13050 output_return_instruction, arm_output_function_prologue,
13051 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13052 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13053 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13054 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13055 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13056 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13058 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13059 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13060 (arm_file_start): Output directive for unified syntax.
13061 (arm_unwind_emit_set): Handle stack alignment instruction.
13062 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13063 Add v6t2, v7, v7a, v7r and v7m.
13064 (RETLDM): Add Thumb-2 code.
13065 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13066 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13067 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13068 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13069 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13070 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13071 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13072 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13073 ADJUST_INSN_LENGTH): Define.
13074 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13075 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13076 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13077 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13078 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13079 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13080 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13081 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13082 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13083 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13084 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13085 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13086 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13087 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13088 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13089 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13090 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13092 * config/arm/arm-tune.md: Regenerate.
13093 * config/arm/arm-protos.h: Update prototypes.
13094 * config/arm/vfp.md: Enable patterns for Thumb-2.
13095 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13096 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13097 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13098 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13099 * config/arm/libunwind.S: Add Thumb-2 code.
13100 * config/arm/constraints.md: Update include Thumb-2.
13101 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13102 * config/arm/ieee754-df.S: Ditto.
13103 * config/arm/bpabi.S: Ditto.
13104 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13105 * config/arm/predicates.md (low_register_operand,
13106 low_reg_or_int_operand, thumb_16bit_operator): New.
13107 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13108 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13109 * config/arm/t-arm-elf: Add armv7 multilib.
13110 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13112 (UNSPEC_STACK_ALIGN, ce_count): New.
13113 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13114 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13116 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13117 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13118 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13119 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13120 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13121 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13123 * doc/extend.texi: Document ARMv7-M interrupt functions.
13124 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13126 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13128 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13129 (struct _Unwind_Context): Rename args_size to flags, remove
13130 signal_frame field, add a new args_size field and version field.
13131 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13132 _Unwind_IsExtendedContext): New inline functions.
13133 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13134 Assume by_value array is only present if _Unwind_IsExtendedContext.
13135 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13136 _Unwind_IsSignalFrame.
13137 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13138 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13139 (uw_init_context_1): Initialize context->flags to
13140 EXTENDED_CONTEXT_BIT.
13141 * config/rs6000/linux-unwind.h (frob_update_context): Use
13142 _Unwind_SetSignalFrame.
13144 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13146 PR middle-end/30353
13147 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13148 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13151 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13153 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13154 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13155 RET, AT_SP): Remove.
13156 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13159 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13160 * cfgbuild.c (find_basic_blocks): Likewise.
13161 * cfgrtl.c (rtl_create_basic_block): Likewise.
13162 * function.c (temp_slots_at_level): Likewise.
13163 * reg-stack.c (stack_regs_mentioned): Likewise.
13164 * regclass.c (allocate_reg_info): Likewise.
13165 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13166 set_bb_for_stmt, move_block_to_fn): Likewise.
13167 * tree-complex.c (tree_lower_complex): Likewise.
13168 * vec.h (VEC_safe_grow_cleared): New.
13170 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13172 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13174 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13175 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13177 * cfgloopmanip.c (scale_loop_frequencies): Export.
13178 (loopify): Scale the frequencies by prescribed coefficients.
13179 (set_zero_probability): New function.
13180 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13181 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13182 and frequencies according to arguments.
13183 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13185 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13186 * modulo-sched.c (sms_schedule): Set probabilities for entering
13187 versioned loop correctly.
13188 * tree-vect-transform.c (vect_transform_loop): Ditto.
13189 * cfgloop.h (loopify, loop_version): Declaration changed.
13190 (scale_loop_frequencies): Declared.
13192 2007-01-02 Jan Hubicka <jh@suse.cz>
13194 * cgraph.c: Include tree-flow.h
13195 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13196 early_local_passes.
13197 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13198 * tree-pass.h (pass_all_early_optimizations): Declare.
13199 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13200 early_local_passes.
13201 (cgraph_analyze_function): Do early_local_passes.
13202 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13203 Do not add referenced vars.
13204 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13206 (gate_all_early_local_passes): New gate.
13207 (pass_early_local_passes): Use new gate.
13208 (execute_early_local_optimizations): New functions.
13209 (gate_all_early_optimizations): New gate.
13210 (pass_all_early_optimizations): New pass.
13211 (execute_free_datastructures): Free SSA only when initialized.
13212 (gate_init_datastructures): Init only when optimizing.
13213 (tree_lowering_passes): Do early local passes when called late.
13214 * tree-profile.c (do_tree_profiling): Don't profile functions added
13216 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13217 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13219 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13220 during early_local_passes.
13221 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13224 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13226 * Makefile.in: Update copyright year.
13228 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13230 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13231 in $(lang_checks) and check-consistency targets.
13233 2007-01-02 Jan Hubicka <jh@suse.cz>
13235 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13236 Do not add referenced vars.
13237 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13239 * passes.c (init_optimization_passes): Put mudflap_2 after
13240 free_datastructures.
13242 2007-01-02 Jan Hubicka <jh@suse.cz>
13244 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13245 Set NOTHROW flag on call statements proved to be nothrow.
13246 Update statement of local calls so new pure/const functions are
13247 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13249 (tree_rest_of_compilation): Register hooks and initialize bitmap
13250 early. Do not set after_inlining flag.
13252 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13254 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13255 HOST_BITS_PER_LONGLONG
13257 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13260 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13261 warning for non-static initializers.
13263 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13265 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13266 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13267 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13268 Always use set_unique_reg_note to add REG_EQUAL notes.
13270 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13273 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13275 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13276 * cfgbuild.c (find_basic_blocks): Likewise.
13277 * cfgrtl.c (rtl_create_basic_block): Likewise.
13278 * function.c (temp_slots_at_level): Likewise.
13279 * reg-stack.c (stack_regs_mentioned): Likewise.
13280 * regclass.c (allocate_reg_info): Likewise.
13281 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13282 set_bb_for_stmt, move_block_to_fn): Likewise.
13283 * tree-complex.c (tree_lower_complex): Likewise.
13284 * vec.h (VEC_safe_grow_cleared): New.
13286 2007-01-02 Ian Lance Taylor <iant@google.com>
13288 * c-common.c (c_common_truthvalue_conversion): When warning about
13289 using an assignment as a truth value, set TREE_NO_WARNING.
13291 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13294 * c.opt (Wold-style-declaration): New.
13295 * doc/invoke.texi (C-only Warning Options): New.
13296 (Wold-style-declaration): Document it.
13297 (Wextra): Enabled by -Wextra.
13298 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13299 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13300 -Wold-style-declaration.
13302 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13304 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13305 * cfgbuild.c (find_basic_blocks): Likewise.
13306 * cfgrtl.c (rtl_create_basic_block): Likewise.
13307 * function.c (temp_slots_at_level): Likewise.
13308 * reg-stack.c (stack_regs_mentioned): Likewise.
13309 * regclass.c (allocate_reg_info): Likewise.
13310 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13311 set_bb_for_stmt, move_block_to_fn): Likewise.
13312 * tree-complex.c (tree_lower_complex): Likewise.
13313 * vec.h (VEC_safe_grow_cleared): New.
13315 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13317 * c-common.c (c_common_nodes_and_builtins): Since variants of
13318 void_type_node get built before it is given a name, we need to
13319 give those variants the name, too.
13320 (complete_array_type): We need to work with the canonical main
13321 type of the array, from which we will build the qualified version.
13322 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13323 * print-tree.c (print_node): Display canonical type information
13325 * stor-layout.c (layout_type): When we don't know the
13326 alignment of a type for which we're building an array, we end up
13327 guessing wrong, so make the type require structural equality.
13328 * tree.c (make_node_stat): When we build a new type, it is its
13329 own canonical type.
13330 (build_type_attribute_qual_variant): When building an attribute
13331 variant, its canonical type is the non-attribute variant. However,
13332 if the attributes are target-dependent and they differ, we need to
13333 use structural equality checks for this type.
13334 (build_qualified_type): A qualified type is not equivalent to its
13335 unqualified variant; set the canonical type appropriately.
13336 (build_distinct_type_copy): When building a distinct type from
13337 another type, the new type is its own canonical type.
13338 (build_variant_type_copy): When building a new type variant, we
13339 assume that it is equivalent to the original type.
13340 (build_pointer_type_for_mode): When building a pointer type, also
13341 build a canonical type pointer.
13342 (build_reference_type_for_mode): When building a reference type,
13343 also build a canonical type reference.
13344 (build_index_type): When we can't hash an index type (e.g.,
13345 because its maximum value is negative), the index type requires
13346 structural equality tests.
13347 (build_array_type): Build the canonical form of an array type.
13348 (build_function_type): Function types require structural equality,
13349 because they contain default arguments, attributes, etc.
13350 (build_method_type_directly): Ditto for method types.
13351 (build_offset_type): Build the canonical offset type.
13352 (build_complex_type): Build the canonical vector type.
13353 (make_vector_type): Build the canonical vector type.
13354 * tree.h (TYPE_CANONICAL): New.
13355 (TYPE_STRUCTURAL_EQUALITY_P): New.
13356 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13357 (struct tree_type): Added "canonical" field.
13358 * params.h (VERIFY_CANONICAL_TYPES): New.
13359 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13360 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13361 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13362 * doc/invoke.texi (verify-canonical-types): Document --param
13363 parameter for verifying canonical types.
13365 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13367 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13368 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13369 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13370 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13372 * config/rs6000/e500.h: New.
13373 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13374 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13376 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13377 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13378 TARGET_E500_DOUBLE): Remove.
13379 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13380 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13381 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13382 * config/rs6000/rs6000.c (rs6000_override_options): Use
13383 CHECK_E500_OPTIONS.
13385 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13387 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13388 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13389 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13390 rs6000_emit_cmove): Don't check TARGET_E500.
13391 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13392 sordered): Don't check TARGET_E500.
13394 2007-01-01 Eric Christopher <echristo@apple.com>
13396 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13397 HARD_REGISTER_NUM_P.
13399 2007-01-01 Roger Sayle <roger@eyesopen.com>
13401 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13402 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13403 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13406 2007-01-01 Mike Stump <mrs@apple.com>
13408 * configure.ac: Remove support for building with Apple's gcc-3.1.
13410 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13412 PR middle-end/30311
13413 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13414 REG is a hard register. Do not modify REG before calling
13416 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13417 multiple of the size of YMODE for certain lowpart cases.
13419 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13421 PR middle-end/30253
13422 * gimplify (voidify_wrapper_expr): Update for
13423 GIMPLE_MODIFY_STMT.
13425 2007-01-01 Andreas Schwab <schwab@suse.de>
13428 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13429 save of BR0 in extra_spill_size instead of spill_size.
13430 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13432 (ia64_expand_epilogue): Restore BR0 from its new location.
13434 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13436 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13437 Use a temporary variable if the left hand side is not a gimple
13440 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13442 * gimplify.c (gimplify_return_expr): Make the temporary variable
13443 for the return expression, a gimple register variable.
13445 2007-01-01 Jan Hubicka <jh@suse.cz>
13447 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13450 2007-01-01 Mike Stump <mrs@apple.com>
13452 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13454 * config/darwin.c (machopic_select_rtx_section): Use
13455 HAVE_GAS_LITERAL16.
13456 (darwin_mergeable_constant_section): Likewise.
13457 * configure: Regenerate.
13458 * config.in: Regenerate.
13460 2007-01-01 Jan Hubicka <jh@suse.cz>
13461 Andrew Pinski <pinskia@gmail.com>
13463 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13464 before starting IPA passes.