1 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4 * builtins.c (do_mpfr_bessel_n): New.
5 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6 (fold_builtin_2): Handle BUILT_IN_JN.
8 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12 TYPE_PRECISION (intmax_type_node).
14 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17 * reload.c (subst_reloads): Remove checking.
19 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
21 PR rtl-optimization/31691
22 * combine.c (simplify_set): Build a new src pattern instead of
23 substituting its operands in the COMPARE case.
25 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
27 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
28 (execute_vrp): Preserve loops through jump threading.
29 * tree-ssa-threadupdate.c (thread_single_edge,
30 dbds_continue_enumeration_p, determine_bb_domination_status,
31 thread_through_loop_header): New functions.
32 (create_edge_and_update_destination_phis,
33 create_edge_and_update_destination_phis): Set loops for the new blocks.
34 (prune_undesirable_thread_requests): Removed.
35 (redirect_edges): Do not pretend that redirect_edge_and_branch can
37 (thread_block): Do not call prune_undesirable_thread_requests.
39 (mark_threaded_blocks): Select edges to thread here.
40 (thread_through_all_blocks): Take may_peel_loop_headers argument.
41 Thread edges through loop headers independently.
42 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
43 * tree-pass.h (TODO_mark_first_instance): New.
44 (first_pass_instance): Declare.
45 * cfghooks.c (duplicate_block): Put the block to the original loop
46 if copy is not specified.
47 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
48 jump threading. Pass may_peel_loop_headers to
49 thread_through_all_blocks according to first_pass_instance.
50 * cfgloop.h (create_preheader): Declare.
51 * tree-flow.h (thread_through_all_blocks): Declaration changed.
52 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
53 * passes.c (first_pass_instance): New variable.
54 (next_pass_1): Set TODO_mark_first_instance.
55 (execute_todo): Set first_pass_instance.
57 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
59 PR tree-optimization/24659
60 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
61 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
62 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
63 OTI_vec_pack_ufix_trunc.
64 (vec_unpacks_float_hi_optab): Define new macro.
65 (vec_unpacks_float_lo_optab): Ditto.
66 (vec_unpacku_float_hi_optab): Ditto.
67 (vec_unpacku_float_lo_optab): Ditto.
68 (vec_pack_sfix_trunc_optab): Ditto.
69 (vec_pack_ufix_trunc_optab): Ditto.
70 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
71 and vec_pack_[s|u]fix_trunc_optab using
72 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
73 * tree-vectorizer.c (supportable_widening_operation): Handle
74 FLOAT_EXPR and CONVERT_EXPR. Update comment.
75 (supportable_narrowing_operation): New function.
76 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
77 * tree-vect-transform.c (vectorizable_conversion): Handle
78 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
79 (vect_gen_widened_results_half): Move before vectorizable_conversion.
80 (vectorizable_type_demotion): Call supportable_narrowing_operation()
81 to check for target support.
82 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
83 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
84 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
85 for VEC_PACK_FIX_TRUNC_EXPR.
86 (expand_binop): Special case mode of the result for
87 vec_pack_[u|s]fix_trunc_optab.
88 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
89 vec_pack_[u|s]fix_trunc_optab.
91 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
92 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
93 * tree-pretty-print.c (dump_generic_node): Handle
94 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
95 VEC_PACK_FIX_TRUNC_EXPR.
97 * expr.c (expand_expr_real_1): Ditto.
98 * tree-inline.c (estimate_num_insns_1): Ditto.
99 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
101 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
102 (vec_unpacks_float_lo_v8hi): Ditto.
103 (vec_unpacku_float_hi_v8hi): Ditto.
104 (vec_unpacku_float_lo_v8hi): Ditto.
105 (vec_unpacks_float_hi_v4si): Ditto.
106 (vec_unpacks_float_lo_v4si): Ditto.
107 (vec_pack_sfix_trunc_v2df): Ditto.
109 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
111 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
112 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
113 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
114 [vec_pack_ufix_trunc]: Ditto.
115 [vec_unpacks_float_hi]: Ditto.
116 [vec_unpacks_float_lo]: Ditto.
117 [vec_unpacku_float_hi]: Ditto.
118 [vec_unpacku_float_lo]: Ditto.
120 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
122 * soft-fp/README: Update for new files.
123 * soft-fp/floattisf.c: New file.
124 * soft-fp/floattidf.c: New file.
125 * soft-fp/floattitf.c: New file.
126 * soft-fp/floatuntisf.c: New file.
127 * soft-fp/floatuntidf.c: New file.
128 * soft-fp/floatuntitf.c: New file.
129 * soft-fp/fixsfti.c: New file.
130 * soft-fp/fixdfti.c: New file.
131 * soft-fp/fixtfti.c: New file.
132 * soft-fp/fixunssfti.c: New file.
133 * soft-fp/fixunsdfti.c: New file.
134 * soft-fp/fixunstfti.c: New file.
135 * soft-fp/extendxftf.c: New file.
136 * soft-fp/trunctfxf.c: New file.
138 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
139 (__trunctfxf2): Ditto.
141 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
142 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
143 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
144 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
145 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
146 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
148 * config/i386/t-fprules-softfp64: New file.
149 * config/i386/sfp-machine.h: New file.
150 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
151 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
152 and soft-fp/t-softfp to tmake_file.
153 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
154 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
156 * config/i386/t-linux64 (softfp_wrap_start): New.
157 (softfp_wrap_end): New.
158 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
159 supported for TARGET_64BIT.
161 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
163 * c-common.c (c_common_signed_or_unsigned_type): Emulate
164 c_common_unsigned_type behavior.
166 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
168 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
171 2007-05-16 Eric Christopher <echristo@apple.com>
173 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
174 saving after stack push. Set sp_offset whenever we push.
175 (rs6000_emit_epilogue): Move altivec register restore before
178 2007-05-16 Richard Sandiford <richard@codesourcery.com>
180 * configure.ac: Allow sysroots to be relocated under $prefix as
181 well as $exec_prefix.
182 * configure: Regenerate.
184 2007-05-16 Richard Sandiford <richard@codesourcery.com>
188 2007-05-12 Richard Sandiford <richard@codesourcery.com>
190 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
191 (gcc_tooldir): Likewise.
192 * configure: Regenerate.
193 * Makefile.in (libsubdir_to_prefix): New variable, based on the
194 old configure.ac gcc_tooldir setting.
195 (prefix_to_exec_prefix): New variable.
196 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
197 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
199 2007-05-14 Janis Johnson <janis187@us.ibm.com>
201 * c-typeck.c (build_binary_op): Return early for error.
203 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
205 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
206 struct nb_iter_bound.
207 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
208 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
209 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
210 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
211 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
212 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
213 (del_scev_info): Use ggc_free.
214 (scev_initialize): Allocate scalar_evolution_info in gc memory.
215 * loop-init.c: Include ggc.h.
216 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
217 (loop_optimizer_finalize): Use ggc_free.
218 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
219 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
220 pass_iv_optimize): Add TODO_ggc_collect.
221 * function.h (struct function): Remove skip marker from x_current_loops.
222 * cfgloop.c: Include ggc.h.
223 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
225 (establish_preds): Vector superloops is gc allocated.
226 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
228 (flow_loops_find): Vector larray is gc allocated.
229 (loop_exit_free): Use ggc_free.
230 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
231 that head of exits list is now not a part of struct loop.
232 (record_loop_exits): Allocate exits table in gc memory.
233 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
234 head of exits list is now not a part of struct loop.
235 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
236 struct loop_exit): Add GTY marker.
237 (struct loop): Add GTY marker. Make superloops vector gc allocated.
238 Add skip marker to aux field. Make head of exits list a separate
240 (struct loops): Add GTY marker. Make larray vector gc allocated.
241 Add param marker to exits table.
242 (get_loops): Type changed.
243 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
245 (cfgloop.o, loop-init.o): Add ggc.h dependency.
246 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
247 * basic-block.h (struct basic_block_def): Remove skip marker from
250 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
252 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
253 of 0 in the call to expand_expr().
254 (expand_builtin_mathfn_3): Ditto.
255 (expand_builtin_interclass_mathfn): Ditto.
256 (expand_builtin_cexpi): Ditto.
257 (expand_builtin_int_roundingfn): Ditto.
258 (expand_builtin_int_roundingfn_2): Ditto.
259 (expand_builtin_pow): Ditto.
260 (expand_builtin_powi): Ditto.
261 (expand_builtin_bswap): Ditto.
262 (expand_builtin_unop): Ditto.
263 (expand_builtin_fabs): Ditto.
264 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
265 the call to expand_expr().
266 (expand_builtin_sync_operation): Ditto.
267 (expand_builtin_compare_and_swap): Ditto.
268 (expand_builtin_lock_test_and_set): Ditto.
269 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
270 instead of 0 in the call to expand_expr().
271 (expand_builtin_extract_return_addr): Ditto.
272 (expand_builtin_eh_return): Ditto.
273 (expand_eh_return): Ditto.
274 * explow.c (expr_size): Ditto.
275 * expr.c (optimize_bitfield_assignment_op): Ditto.
276 (expand_assignement): Ditto.
278 (store_field): Ditto.
279 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
280 the call to expand_expr().
281 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
282 in the call to expand_expr().
283 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
284 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
285 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
287 * optabs.c (expand_vec_shift_expr): Ditto.
288 (expand_vec_cond_expr): Ditto.
289 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
290 call to expand_expr().
291 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
292 in the call to expand_expr().
294 2007-05-14 Dave Korn <dave.korn@artimi.com>
296 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
298 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
300 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
301 instead of c_common_unsigned_type.
302 (c_common_unsigned_type): Remove.
303 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
304 c_common_unsigned_type.
305 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
306 c_common_unsigned_type.
307 * c-common.h (c_common_unsigned_type): Remove.
308 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
309 c_common_unsigned_type.
310 * c-format.c (check_format_types): Use unsigned_type_for instead of
311 c_common_unsigned_type.
312 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
313 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
314 c_common_unsigned_type.
315 * convert.c (convert_to_integer): Use unsigned_type_for instead of
316 lang_hooks.types.unsigned_type.
317 * expmed.c (make_tree): Use unsigned_type_for instead of
318 lang_hooks.types.unsigned_type.
319 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
320 lang_hooks.types.unsigned_type.
321 (build_range_check): Likewise.
322 (fold_unary): Likewise.
323 (fold_binary): Likewise.
324 (fold_ternary): Likewise.
325 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
326 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
327 * tree.c (get_unsigned_type): New.
328 (unsigned_type_for): Use get_unsigned_type instead of
329 lang_hooks.types.unsigned_type.
331 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
333 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
334 to m68k_get_function_kind. Update its prototype.
335 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
337 (m68k_interrupt_function_p): Return enum m68k_function_type
338 instead of bool. Rename to m68k_get_function_kind.
339 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
341 (m68k_compute_frame_layout): Don't mark any register for save
342 if an interrupt_thread attribute is specified.
343 (m68k_hard_regno_rename_ok): Update a use of
344 m68k_interrupt_function_p.
345 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
346 m68k_interrupt_function_p.
347 (m68k_function_type): New.
348 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
349 for a function with an interrupt_thread attribute.
350 * doc/extend.texi: Document the interrupt_thread attribute.
352 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
354 Fix PR tree-optimization/31911
355 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
356 if they didn't change the expression.
358 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
360 * tree-scalar-evolution.c (resolve_mixers): Exported.
361 * tree-scalar-evolution.h (resolve_mixers): Declare.
362 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
363 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
364 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
365 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
366 init_array_ref, init_pointer_ref, analyze_indirect_ref,
367 strip_conversion, analyze_offset_expr, address_analysis,
368 object_analysis, analyze_offset): Removed.
369 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
370 split_constant_offset, canonicalize_base_object_address,
371 object_address_invariant_in_loop_p, disjoint_objects_p,
372 dr_may_alias_p, dr_address_invariant_p): New functions.
373 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
374 and dr_analyze_alias.
375 (initialize_data_dependence_relation): Use dr_may_alias_p
376 and object_address_invariant_in_loop_p.
377 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
379 (find_data_references_in_stmt): Restrict the analysis of data references
380 to the given loop nest.
381 (find_data_references_in_loop): Made static. Pass loop nest to
382 find_data_references_in_stmt.
383 (compute_data_dependences_for_loop): Use DR_VOPS.
384 (free_data_ref): Free DR_VOPS.
385 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
386 (struct innermost_loop_behavior): ... new.
387 (struct base_object_info): Replaced by ...
388 (struct indices): ... new.
389 (struct dr_alias): New.
390 (enum data_ref_type): Removed.
391 (struct data_reference): Consist of struct innermost_loop_behavior,
392 struct indices and struct dr_alias.
393 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
394 (DR_MEMTAG): Renamed to ...
395 (DR_SYMBOL_TAG): ... this.
396 (find_data_references_in_loop): Declaration removed.
397 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
398 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
399 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
400 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
402 2007-05-13 Revital Eres <eres@il.ibm.com>
404 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
405 which walks virtual def-use chains to find redundant stores.
406 (dse_optimize_stmt): Call it.
408 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
410 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
411 * passes.c (init_optimization_passes): Move pass_jump_bypass
414 * basic-block.h (bb_has_eh_pred): Fix style issue.
416 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
418 PR rtl-optimization/31848
419 * loop-invariant.c (move_invariant_reg): If we move an insn
420 with a REG_EQUAL note, and that insn is not always executed,
421 remove the REG_EQUAL note.
423 2007-05-12 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/31797
426 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
427 propagate into a stmt that has volatile ops.
429 2007-05-12 Richard Sandiford <richard@codesourcery.com>
431 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
432 (gcc_tooldir): Likewise.
433 * configure: Regenerate.
434 * Makefile.in (libsubdir_to_prefix): New variable, based on the
435 old configure.ac gcc_tooldir setting.
436 (prefix_to_exec_prefix): New variable.
437 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
438 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
440 2007-05-11 Silvius Rus <rus@google.com>
442 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
443 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
444 * c-common.h (strict_aliasing_warning): Change return type.
445 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
446 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
447 (build_c_cast): Condition call to strict_aliasing_warning.
448 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
449 * flags.h (set_Wstrict_aliasing): Declare.
450 * opts.c (set_Wstrict_alising): Define, add call to.
451 * tree-flow.h (strict_aliasing_warning_backend): Declare.
452 * tree-ssa-alias-warnings.c: New file.
453 * tree-ssa-alias.c (compute_may_aliases): Add call to
454 strict_aliasing_warning_backend.
456 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
458 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
459 Use loop_depth and loop_outer accessor functions.
460 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
461 determine_invariantness_stmt, move_computations_stmt): Ditto.
462 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
463 add_loop, loopify, unloop, fix_loop_structure): Ditto.
464 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
465 * tree-scalar-evolution.c (interpret_loop_phi,
466 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
467 instantiate_parameters_1, scev_const_prop): Ditto.
468 * cfghooks.c (make_forwarder_block): Ditto.
469 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
470 * modulo-sched.c (loop_canon_p): Ditto.
471 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
472 slpeel_can_duplicate_loop_p): Ditto.
473 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
474 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
475 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
476 cancel_loop, verify_loop_structure): Ditto.
477 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
478 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
479 superloops vector instead of "pred" array.
480 (establish_preds): Take father loop as an argument. Initialize the
482 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
483 initialize loop->outer.
484 (flow_loop_tree_node_remove): Truncate the superloops vector.
485 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
486 "pred" merged to "superloops" vector.
487 (loop_depth, loop_outer): New.
488 (fel_init): Use loop_outer.
490 2007-05-11 Jan Hubicka <jh@suse.cz>
492 * cgraphunit.c: Include gt-cgraphunit.h
493 (static_ctors, static_dtors): New static vars.
494 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
495 based on implementation in c-common.c
496 (cgraph_finalize_function): Call record_cdtor_fn.
497 (cgraph_optimize): Call cgraph_build_cdtor_fns.
498 * decl.c (finish_function): Do not call c_record_cdtor_fn.
499 (c_write_global_declarations): Do not call c_build_cdtor_fns.
500 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
501 build_cdtor, c_build_cdtor_fns): Remove.
502 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
503 c_build_cdtor_fns): Remove prototype.
505 2007-05-11 Paolo Carlini <pcarlini@suse.de>
508 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
509 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
510 * builtins.c (fold_builtin_memchr): New.
511 (expand_builtin_memchr): Call the latter.
512 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
513 * doc/extend.texi ([Other built-in functions provided by GCC]):
516 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
518 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
519 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
520 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
521 PFPO_OP1_TYPE_SHIFT): Constants added.
522 (DFP_ALL): Mode macro defined.
523 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
524 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
525 Insn definitions added.
526 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
527 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
530 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
532 PR tree-optimization/31885
533 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
535 (automatically_generated_chrec_p): Return false for NULL.
537 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
539 * config/bfin/bfin.h (MOVE_RATIO): Define.
541 2007-05-10 Richard Sandiford <richard@codesourcery.com>
543 * config.gcc (sparc-wrs-vxworks): New target.
544 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
545 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
546 * config/sparc/sparc.h: Include vxworks-dummy.h.
547 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
548 include LABEL_REFs too.
549 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
550 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
552 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
554 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
555 (sparc_emit_call_insn): New function.
556 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
557 functions when generating VxWorks PIC.
558 * config/sparc/sparc.md (vxworks_load_got): New pattern.
559 (call, call_value): Use sparc_emit_call_insn instead of
562 2007-05-09 Bob Wilson <bob.wilson@acm.org>
564 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
566 2007-05-09 Bob Wilson <bob.wilson@acm.org>
568 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
569 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
570 instead of operand_subword.
572 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
574 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
575 * config/bfin/bfin.c (bfin_local_alignment): New function.
576 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
578 2007-05-08 Chao-ying Fu <fu@mips.com>
580 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
581 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
582 (smsub_widen_optab, umsub_widen_optab): Define.
583 * optabs.c (init_optabs): Initialize smsub_widen_optab and
585 * genopinit.c (optabs): Fill in smsub_widen_optab and
587 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
588 and umsub_widen_optab to implement multiply-subtract sequences.
589 * config/mips/mips.md (*msac<u>_di): Rename to...
590 (<u>msubsidi4): ...this. Extend condition to include
591 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
592 of operand 0 to "ka" and use the three-operand form of msub<u>
594 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
597 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
599 PR rtl-optimization/28011
600 * reload.c (push_reload): Set dont_share if IN appears in OUT
601 also when IN is a PLUS rtx.
602 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
605 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
607 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
608 call unshare_all_decls.
609 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
610 (unshare_all_decls): Remove.
612 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
615 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
618 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
619 Nigel Stephens <nigel@mips.com>
621 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
622 Update comments and all uses.
623 (MIN_FPRS_PER_FMT): Define.
624 * config/mips/mips.c (function_arg): Fix to correctly handle
625 the -mips32r2 -mfp64 -mabi=32 case.
626 (override_options): Enable use of odd-numbered registers for
627 SFmode values on MIPS32.
628 (mips_save_reg_p): Save whole floating-point register pair if
630 (compute_frame_size): Fix comment.
632 2007-05-08 Jie Zhang <jie.zhang@analog.com>
634 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
635 argument of type bool.
636 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
637 argument. Safely select temporary P register according to it.
638 (do_link): Change call site of add_to_reg accordingly.
639 (do_unlink): Add epilogue_p as a fourth argument and pass it
641 (expand_interrupt_handler_epilogue): Change call of do_unlink
643 (bfin_expand_prologue): Add a third argument sibcall_p.
644 * config/bfin/bfin.md (epilogue): Change call of
645 bfin_expand_epilogue accordingly.
646 (sibcall_epilogue): Likewise.
647 (eh_return_internal): Likewise.
649 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
650 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
651 * config/bfin/bfin.c (bfin_handle_option): Handle
652 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
653 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
654 Support bf534, bf536 and bf561.
655 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
657 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/i386.c (ix86_function_regparm): Process local
661 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
663 2007-05-07 Mike Stump <mrs@apple.com>
665 * doc/invoke.texi (Warning Options): Document that -Wempty-body
666 also checks for and while statements in C++.
668 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
670 * gcc.c (at_file_supplied): New variable.
671 (main): Set it if we expanded argv.
672 (do_spec_1): Pass an @-file to the linker if we were called with
673 an @-file argument and HAVE_GNU_LD.
674 * collect2.c (at_file_supplied): New variable.
675 (response_file): New variable.
676 (collect_exit): Unlink response_file if necessary.
679 (main): Set at_file_supplied if we expanded argv.
680 (collect_execute): Pass an @-file to subprocesses if we were called
681 with an @-file argument.
682 * configure.ac: Add define for HAVE_GNU_LD.
683 * configure: Regenerate.
684 * config.in: Regenerate.
686 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
688 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
694 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
696 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
697 (TARGET_ENCODE_SECTION_INFO): Re-define.
698 (m32c_encode_section_info): New
699 (function_vector_handler): New
700 (current_function_special_page_vector): New
701 (m32c_special_page_vector_p): New.
702 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
704 * config/m32c/jump.md: Added instruction JSRS for functions
705 with attribute "function_vector".
706 * doc/extend.texi (function_vector): Added description
707 for M16C, M32C targets.
709 2007-05-07 DJ Delorie <dj@redhat.com>
712 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
713 ashrpsi3, lshrpsi3): Update shift count constraint.
715 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
716 Nathan Froyd <froydnj@codesourcery.com>
719 * c-incpath.c (add_path): Strip trailing path separators.
721 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
723 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
724 Free dominance info before purging EH edges.
725 (eliminate_degenerate_phis): Likewise.
726 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
728 2007-05-07 Jan Hubicka <jh@suse.cz>
730 * gimplify.c (gimplify_expr): Do not crash when folding
733 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
736 * c-opts.c (lang_fortran): Make it non static.
737 * c-common.h (lang_fortran): New prototype.
738 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
739 -lang-fortran option was passed by the driver.
741 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
743 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
744 of ASSERT_CHECKING. Tweak message.
746 2007-05-06 Revital Eres <eres@il.ibm.com>
749 * loop-unroll.c (insert_var_expansion_initialization):
750 Initialize the expansions with -zero instead of +zero.
752 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
754 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
755 into pic and non-pic versions. Mark r19 as used for
756 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
757 for tgd_load, tld_load and tie_load .
758 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
759 version of tgd_load, tld_load and tie_load depending on the
762 2007-05-04 Ulrich Drepper <drepper@redhat.com>
763 Jakub Jelinek <jakub@redhat.com>
765 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
766 (__do_global_dtors_aux): Use more paranoid loop to run
767 destructors if HIDDEN_DTOR_LIST_END.
768 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
770 2007-05-04 Jakub Jelinek <jakub@redhat.com>
772 * varasm.c (align_variable): Don't increase alignment for
773 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
774 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
776 2007-05-04 Josh Conner <jconner@apple.com>
778 * basic-block.h (cdi_direction): Assign values to all enumeration
780 (dom_computed): Remove.
781 (dom_info_state): New.
782 (set_dom_info_availability): New.
783 * tree-ssa-loop-im.c (determine_invariantness): Initialize
784 walk_data.dom_direction.
785 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
786 instead of dom_computed[].
787 (split_edge): Likewise.
788 (create_basic_block): Likewise.
789 (merge_blocks): Likewise.
790 * ifcvt.c (find_if_header): Likewise.
791 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
792 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
793 * tree-ssa.c (verify_ssa): Likewise.
794 * tree-cfg.c (tree_verify_flow_info): Likewise.
795 (remove_edge_and_dominated_blocks): Likewise.
796 * dominance.c (dom_computed): Make static.
797 (calc_dfs_tree_nonrec): Change third param to a bool.
798 (calc_dfs_tree): Change second param to a bool.
799 (calc_idioms): Change second param to a bool. Use
800 dom_convert_dir_to_idx.
801 (init_dom_info): Validate dir before using.
802 (dom_convert_dir_to_idx): New.
803 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
804 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
805 (free_dominance_info): Use dom_convert_dir_to_idx.
806 (get_immediate_dominator): Likewise.
807 (set_immediate_dominator): Likewise.
808 (get_dominated_by): Likewise.
809 (redirect_immediate_dominators): Likewise.
810 (nearest_common_denominator): Likewise.
811 (dominated_by_p): Likewise.
812 (bb_dom_dfs_in): Likewise.
813 (bb_dom_dfs_out): Likewise.
814 (recount_dominator): Likewise.
815 (iterate_fix_dominators): Likewise.
816 (add_to_dominance_info): Likewise.
817 (delete_from_dominance_info): Likewise.
818 (first_dom_son): Likewise.
819 (next_dom_son): Likewise.
820 (dom_info_available_p): Likewise.
821 (dom_info_state): New.
822 (set_dom_info_availability): New.
824 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
826 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
828 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
830 2007-05-04 Bob Wilson <bob.wilson@acm.org>
832 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
833 (subdi3, subdi_carry): Delete.
835 2007-05-04 Jan Hubicka <jh@suse.cz>
836 Richard Guenther <rguenther@suse.de>
838 * opts.c (decode_options): Do not fiddle with inlining
839 parameters in case of optimizing for size.
840 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
842 (cgraph_decide_inlining_of_small_function): When optimizing for
843 size never inline functions increasing caller size.
844 (cgraph_early_inlining): Inline for size when optimizing for size.
846 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
848 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
849 logical operations piecewise.
850 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
851 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
852 subdi_sesidi_di): Delete.
853 (add_with_carry): Produce carry in CC instead of a DREG to shorten
854 the generated sequence. Allow three-reg add in constraints. Rewrite
855 the rtl expression for carry to avoid zero_extend of a constant.
856 (sub_with_carry): New pattern.
857 (adddi3, subdi3): Change into define_expand. For subtract, generate a
858 different sequence not involving jumps.
859 (notbi): Now a named pattern.
861 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
863 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
864 Add the note about a significant loss of accuracy of some
865 mathematical routines when these options are used.
867 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
869 * haifa-sched.c (rtx_vec_t): New typedef.
870 (contributes_to_priority_p): Extract piece of priority () into new
872 (priority): Use the function. Add assertion.
873 (rank_for_schedule, set_priorities): Add assertion to check that
874 insn's priority is initialized.
875 (clear_priorities, calc_priorities): Change signature. Make it update
876 all relevant insns. Update all callers ('add_to_speculative_block ()'
877 and 'create_block_check_twin ()').
878 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
879 Add new field 'priority_status'.
880 (INSN_PRIORITY_STATUS): New macro.
881 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
883 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
885 * sched-ebb.c (debug_ebb_dependencies): New static function.
886 (init_ready_list): Use it.
888 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
889 with changed signature and 'debug_rgn_dependencies ()'.
890 (debug_rgn_dependencies): New static function.
891 (init_ready_list): Use it.
893 * sched-int.h (debug_dependencies): Declare.
895 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
897 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
899 2007-05-04 Dirk Mueller <dmueller@suse.de>
901 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
903 2007-05-03 Jan Hubicka <jh@suse.cz>
905 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
906 for pointer type in more cases than before.
908 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
910 * tree-object-size.c (plus_expr_object_size): When operand size is
911 unknown, return unknown.
913 2007-05-03 Dirk Mueller <dmueller@suse.de>
915 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
917 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
920 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
922 2007-05-03 Janis Johnson <janis187@us.ibm.com>
924 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
926 2007-05-03 Joseph Myers <joseph@codesourcery.com>
928 * config/soft-fp/double.h, config/soft-fp/extended.h,
929 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
930 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
931 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
932 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
935 2007-05-03 Ian Lance Taylor <iant@google.com>
937 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
938 MASK_PPC_GFXOPT for 8540 or 8548.
940 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
942 * tree-vect-transform.c (vect_update_inits_of_drs): Use
943 vect_print_dump_info() to output debug information.
945 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
949 operands of size 2 when operand is not MEM_P.
951 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
953 PR tree-optimization/30565
954 * lambda-code.c (perfect_nestify): Fix updating of dominators.
956 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
958 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
959 (umulsi3_highpart): Use them.
960 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
961 for final accumulator to D regisster tranfser.
963 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
965 PR tree-optimization/31699
966 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
968 (vect_enhance_data_refs_alignment): Compute peel amount using
969 TYPE_VECTOR_SUBPARTS instead of vf.
970 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
972 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
975 * system.h: Remove inclusion of double-int.h
976 * tree.h: Include double-int.h
977 * gengtype.c: Likewise
978 * cfgloop.h: Likewise
979 * Makefile.in: Adjust dependencies on double-int.h
981 2007-05-02 Eric Christopher <echristo@apple.com>
983 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
984 -shared to -Zdynamiclib.
986 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
989 * c-common.c (strip_pointer_or_array_types): New function.
990 * c-common.h (strip_pointer_or_array_types): New function declaration.
992 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
994 PR tree-optimization/31771
995 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
997 2007-05-02 Paul Brook <paul@codesourcery.com>
999 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1001 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1004 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1007 2007-05-02 Nick Clifton <nickc@redhat.com>
1009 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1011 2007-05-02 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/31146
1014 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1015 argument, single_use_p. If we have a single use that is
1016 a conversion to the definition rhs type, propagate that rhs.
1017 (forward_propagate_addr_expr): Pass single_use_p argument
1018 to forward_propagate_addr_expr_1.
1020 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1022 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1025 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1027 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1028 'AMD Family 10 core'.
1030 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1032 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1033 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1034 with SSE3 instruction set support.
1035 * doc/invoke.texi: Likewise.
1037 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1039 * config/i386/i386.c (override_options): Tuning 32-byte loop
1040 alignment for amdfam10 architecture. Increasing the max loop
1041 alignment to 24 bytes.
1043 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1045 * config/m68k/constraints.md: New.
1046 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1047 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1048 EXTRA_CONSTRAINT): Remove.
1049 * config/m68k/m68k.md: Include constraints.md.
1050 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1052 2007-05-01 Ian Lance Taylor <iant@google.com>
1054 PR tree-optimization/31739
1055 * tree-vrp.c (vrp_val_is_max): New static function.
1056 (vrp_val_is_min): New static function.
1057 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1059 (set_value_range): Use vrp_val_is_{max,min}.
1060 (extract_range_from_assert): Likewise.
1061 (extract_range_from_binary_expr): Likewise.
1062 (extract_range_from_unary_expr): Likewise.
1063 (dump_value_range, vrp_meet): Likewise.
1064 (vrp_visit_phi_node): Likewise.
1065 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1067 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1069 * config/i386/gmon-sol2.c (size_t): New type.
1070 (intptr_t): Likewise.
1071 (s_textsize): Declare as size_t.
1073 (monstartup): Use size_t for sizes.
1074 (_mcount): Save and restore registers.
1075 (internal_mcount): Pass 0 as the first argument to monstartup
1077 (moncontrol): Convert pointer to appropriately sized integer
1078 before passing to profil.
1080 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1082 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1083 __NO_FPRS__, not just if _SOFT_DOUBLE.
1084 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1085 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1086 also for E500 double.
1087 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1088 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1091 2007-05-01 Richard Guenther <rguenther@suse.de>
1093 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1096 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1098 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1100 2007-05-01 Jan Hubicka <jh@suse.cz>
1102 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1105 2007-05-01 Jan Hubicka <jh@suse.cz>
1107 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1108 (maybe_fold_offset_to_reference): Declare.
1109 * fold-const.c (fold_unary): Do not fold
1110 (type *)&A into &A->field_of_type_and_offset_0
1111 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1112 size is unknown, give up.
1113 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1115 (maybe_fold_offset_to_reference): New.
1116 (maybe_fold_stmt_indirect): Use it.
1117 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1118 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1120 (gimplify_expr): Likewise for plus_expr.
1122 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1124 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1125 bsi_after_labels. Always insert statements before bsi.
1126 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1127 * predict.c (apply_return_prediction): Check for empty blocks.
1128 * cfgexpand.c (lab_rtx_for_bb): New variable.
1129 (label_rtx_for_bb): Do not create new tree labels.
1130 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1131 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1132 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1134 (label_for_bb): Add field used.
1135 (update_eh_label, main_block_label): Mark the label used.
1136 (cleanup_dead_labels): Remove unused labels.
1138 2007-05-01 Richard Guenther <rguenther@suse.de>
1140 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1141 if it is not about to be set.
1142 (get_value_range): Do not pre-allocate equiv bitmap.
1143 (update_value_range): No need to clear equiv field.
1144 (add_equivalence): Change prototype to get bitmap pointer.
1145 Allocate bitmap here if it is not already.
1146 (extract_range_from_assert): Do not allocate bitmap here.
1147 Update callers to add_equivalence.
1148 (extract_range_from_ssa_name): Likewise.
1149 (get_vr_for_comparison): New static helper.
1150 (compare_name_with_value): Handle NULL equiv bitmap by
1151 peeling the first iteration of the comparison loop.
1152 Use get_vr_for_comparison.
1153 (compare_names): Handle NULL equiv bitmaps by using fake
1154 ones. Use get_vr_for_comparison.
1156 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1158 * double-int.c (mpz_set_double_int): Moved from
1159 tree-ssa-loop-niter.c.
1160 (mpz_get_double_int): Likewise; also, add option to wrap
1161 out-of-range integers.
1162 * double-int.h: New prototypes for above.
1163 * tree.c (get_static_type_bounds): Moved from
1164 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1165 TYPE_MAX_VALUE if they exist..
1166 * tree.h: New prototype for above.
1167 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1168 get_type_bounds calls.
1169 (mpz_set_double_int): Move to double-int.c.
1170 (get_type_bounds): Move to tree.c, rename to
1171 get_static_type_bounds.
1172 (mpz_to_double_int): Move to double-int.c, rename to
1175 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1177 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1178 DIV0 exception can fall through to a normal return.
1180 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1184 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1185 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1186 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1187 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1188 initialize align to silence bogus warning.
1189 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1190 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1192 (struct sra_walk_fns): Remove use_all parameter from use.
1193 (sra_hash_tree): Handle BIT_FIELD_REFs.
1194 (sra_elt_hash): Don't hash bitfld blocks.
1195 (sra_elt_eq): Skip them in parent compares as well. Handle
1197 (sra_walk_expr): Don't maintain or pass down use_all_p.
1198 (scan_use): Remove use_all parameter.
1199 (scalarize_use): Likewise. Re-expand assignment to
1200 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1201 output, and re-scalarize after output. Don't mark anything
1203 (scalarize_ldst): Adjust.
1204 (scalarize_walk_gimple_modify_statement): Likewise.
1205 (build_element_name_1): Handle BIT_FIELD_REFs.
1206 (instantiate_element): Don't warn for any element whose parent
1208 (instantiate_missing_elements_1): Return the sra_elt.
1209 (canon_type_for_field): New.
1210 (try_instantiate_multiple_fields): New.
1211 (instantiate_missing_elemnts): Use them.
1212 (mark_no_warning): Removed.
1213 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1214 (REPLDUP, sra_build_elt_assignment): New.
1215 (generate_copy_inout): Use them.
1216 (generate_element_copy): Likewise. Handle bitfld differences.
1217 (generate_element_zero): Don't recurse for blocks. Use
1218 sra_build_elt_assignment.
1219 (generate_one_element_int): Take elt instead of var. Use
1220 sra_build_elt_assignment.
1221 (generate_element_init_1): Adjust.
1222 (scalarize_use, scalarize_copy): Use REPLDUP.
1223 (scalarize_ldst): Move assert before dereference.
1224 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1226 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1229 * tree.c (reconstruct_complex_type): Reconstruct a reference
1231 Also use the same mode for the pointer as the old pointer type.
1233 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1235 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1238 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1240 PR rtl-optimization/31676
1241 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1242 (df_refs_record): Call it.
1244 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1246 * rtl.def (SS_ABS): New code.
1247 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1248 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1249 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1250 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1251 (bfin_init_builtins): Define them.
1252 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1253 (bfin_expand_builtin): ... and handle the others here.
1254 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1255 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1256 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1257 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1258 operand is only HImode.
1260 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1262 * regclass.c (scan_one_insn): Remove splitting of
1265 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1266 Nigel Stephens <nigel@mips.com>
1268 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1270 2007-04-28 Jan Hubicka <jh@suse.cz>
1272 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1273 insn_locators_alloc instead of insn_locators_initialize;
1274 call reset_block_changes.
1275 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1276 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1277 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1278 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1279 * config/score/score.c (th_output_mi_thunk): Likewise.
1280 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1281 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1282 tolerate uninitialized locator info.
1285 * function.c (init_function_start): Don't init line number info.
1286 (expand_function_end): Update.
1287 (reset_block_changes, record_block_change, finalize_block_changes,
1288 check_block_change, free_block_changes): Kill.
1289 * function.h (reset_block_changes, record_block_change,
1290 finalize_block_changes, check_block_change, free_block_changes): Remove
1292 (struct function): Remove ib_boundaries_block.
1293 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1294 Use curr_insn_locator to initialize locator.
1295 (emit_line_note): Remove.
1296 * cfgexpand.c (expand_gimple_cond_expr): Update.
1297 (construct_exit_block): Likewise.
1298 (tree_expand_cfg): Initialize/finalize locators.
1299 * expr.c (expand_expr_real): Update.
1300 * cfglayout.c (line_locators_locs, line_locators_lines,
1301 file_locators_locs, file_locators_files): Remove.
1302 (set_block_levels): Move to cfgexpand.c.
1303 (insn_locators_initialize): Remove.
1304 (pass_insn_locators_initialize): Remove.
1305 (locations_locators_locs, locations_locators_vals): New static vars.
1306 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1308 (insn_locators_alloc, insn_locators_finalize,
1309 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1311 (locator_location): New.
1312 (locator_line, locator_file): Rewrite.
1313 * rtl.h (emit_line_note): Kill.
1314 (insn_locators_alloc, insn_locators_finalize,
1315 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1317 * tree-inline.c (initialize_cfun): Do not initialize
1318 ib_boundaries_block.
1319 * passes.c (pass_insn_locators_initialize): Remove.
1321 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1323 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1324 info. Update last_basic_block correctly.
1326 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1329 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1330 register itself to hold the offset constant. Tell flow the use
1331 of r4 and r5 when they are used.
1333 2007-04-27 Richard Guenther <rguenther@suse.de>
1335 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1336 if we simplified anything.
1337 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1338 warnings until we did a simplification and the stmt was not
1339 marked as TREE_NO_WARNING.
1341 2007-04-27 Mike Stump <mrs@apple.com>
1343 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1345 2007-04-27 Ian Lance Taylor <iant@google.com>
1348 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1349 TYPE_MAX_VALUE exist, convert them to the new type.
1351 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1353 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1354 if it claims to be available.
1355 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1357 (perform_tree_ssa_dce): Always free postdominators.
1359 2007-04-27 Richard Henderson <rth@redhat.com>
1361 * config/alpha/predicates.md (aligned_memory_operand): Mark
1362 as define_special_predicate.
1363 (unaligned_memory_operand, normal_memory_operand): Likewise.
1364 (reg_or_unaligned_mem_operand): Remove.
1365 (any_memory_operand): Match the documentation and check for
1366 non-renumbered pseudos during reload.
1367 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1368 alpha_secondary_reload_class, update to new interface, make static.
1369 Handle CQImode like HImode. Remove FP subreg check.
1370 (alpha_expand_mov): Use replace_equiv_address.
1371 (alpha_expand_mov_nobwx): Use any_memory_operand.
1372 (TARGET_SECONDARY_RELOAD): New.
1373 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1374 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1375 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1376 * config/alpha/alpha.md: ... here.
1377 (RELOAD12, reloadmode): New.
1379 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1380 Don't handle the aligned case here.
1381 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1382 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1383 reload_inhi_help. Don't expect a scratch register.
1384 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1386 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1388 2007-04-27 Richard Guenther <rguenther@suse.de>
1390 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1392 2007-04-27 Richard Guenther <rguenther@suse.de>
1394 PR tree-optimization/30965
1395 PR tree-optimization/30978
1396 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1397 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1398 (find_equivalent_equality_comparison): Likewise.
1399 (simplify_cond): Likewise.
1400 (get_prop_source_stmt): New helper.
1401 (get_prop_dest_stmt): Likewise.
1402 (can_propagate_from): Likewise.
1403 (remove_prop_source_from_use): Likewise.
1404 (combine_cond_expr_cond): Likewise.
1405 (forward_propagate_comparison): New function.
1406 (forward_propagate_into_cond): Rewrite to use fold for
1408 (tree_ssa_forward_propagate_single_use_vars): Call
1409 forward_propagate_comparison to propagate comparisons.
1411 2007-04-27 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/31715
1414 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1415 sure to do computation on the offset in an appropriate
1418 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1420 * reload.h (elimination_target_reg_p): Declare.
1421 * reload.c (find_reloads): Don't apply the reg_rtx move
1422 optimization if the SET_DEST satisfies elimination_target_reg_p.
1423 * reload1.c (elimination_target_reg_p): New function.
1424 (gen_reload): In the move/add2 fallback, make sure that op0
1425 does not overlap the destination register.
1427 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1429 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1430 transform only GIMPLE_MODIFY_STMTs.
1431 * tree-complex.c (expand_complex_operations_1): Ditto.
1432 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1433 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1434 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1436 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1437 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1438 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1439 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1440 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1441 slpeel_add_loop_guard): Ditto.
1442 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1443 * lambda-code.c (perfect_nestify): Ditto.
1444 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1445 before the first statement.
1446 * tree-optimize.c (execute_free_datastructures): Fix comments.
1447 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1448 * tree-flow.h (disband_implicit_edges): Declaration removed.
1449 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1451 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1453 (disband_implicit_edges, has_label_p): Removed.
1454 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1455 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1457 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1459 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1460 also for COND_EXPRs.
1461 * cfgexpand.c (label_rtx_for_bb): New function.
1462 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1463 Use label_rtx_for_bb to find the labels.
1464 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1465 last block. Detect fallthru edges.
1467 2007-04-26 Ian Lance Taylor <iant@google.com>
1470 * reload.c (find_reloads_subreg_address): If the address was valid
1471 in the original mode but not in the new mode, reload the whole
1474 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1476 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1477 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1478 (cleanup_control_expr_graph): Do not invalidate dominance info.
1479 Record altered blocks.
1480 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1481 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1482 cleanup_tree_cfg_bb): New functions.
1483 (remove_forwarder_block): Do not maintain the worklist of blocks.
1484 Record altered blocks.
1485 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1487 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1488 delete_unreachable_blocks if dominators are not available.
1489 * tree-inline.c (optimize_inline_calls): Free dominance information
1491 * tree-flow.h (remove_edge_and_dominated_blocks,
1492 cfgcleanup_altered_bbs): Altered.
1493 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1495 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1497 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1498 do not invalidate dominators.
1500 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1502 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1503 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1504 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1505 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1507 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1509 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1511 2007-04-26 Richard Guenther <rguenther@suse.de>
1513 PR tree-optimization/31703
1514 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1515 the right type for the target of the bittest.
1517 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1519 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1520 ix86_sol10_return_in_memory.
1522 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1524 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1527 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1530 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1532 PR tree-optimization/30558
1533 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1534 clear this_state.prev_try.
1536 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1537 Mark Mitchell <mark@codesourcery.com>
1539 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1540 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1541 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1543 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1546 * doc/invoke.texi (%:print-asm-header): Document.
1547 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1549 (static_spec_functions): Add print-asm-header.
1550 (main): Print a banner before the --target-help linker options.
1551 (print_asm_header_spec_function): New function.
1553 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1556 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1557 (movsf_ie): Likewise.
1559 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1561 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1563 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1565 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1567 (__umodsi3, __modsi3): Likewise.
1569 2007-04-25 Dirk Mueller <dmueller@suse.de>
1571 * c-typeck.c (build_compound_expr): Annotate warning()
1572 call with OPT_Wunused_value.
1573 * tree-ssa.c (warn_uninit): Annotate warning with
1575 * c-common.c (handle_sentinel_attribute): Annotate warning
1576 call with OPT_Wattributes.
1578 2007-04-25 Thiemo Seufer <ths@mips.com>
1580 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1582 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1583 on to the assembler. Improve handling of -mno-mips16. Add handling
1584 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1585 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1586 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1587 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1589 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1592 * config/i386/winnt.c (i386_pe_file_end): Strip only
1593 USER_LABEL_PREFIX when writing export name.
1595 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1597 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1598 sh/elf.h, vx-common.h and vxworks.h.
1599 * config/sh/sh.h: Include config/vxworks-dummy.h.
1600 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1601 (OVERRIDE_OPTIONS): Use it.
1602 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1603 (vxworks_picreg): New pattern.
1604 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1605 VXWORKS_OS_CPP_BUILTINS.
1606 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1607 to their VXWORKS_* equivalents.
1608 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1609 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1610 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1611 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1612 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1613 -mrtp/-fPIC multilibs.
1614 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1615 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1616 (MULTILIB_OSDIRNAMES): Delete.
1618 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1621 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1623 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1625 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1626 rounding mode to be specified by the caller.
1627 (real_to_mpfr) Likewise.
1628 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1629 include new arguments.
1630 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1632 2007-04-24 Ian Lance Taylor <iant@google.com>
1634 PR tree-optimization/31605
1635 * tree-vrp.c (set_value_range): Check that min and max are not
1636 both overflow infinities.
1637 (set_value_range_to_value): New static function.
1638 (extract_range_from_binary_expr): Call set_value_range_to_value.
1639 (extract_range_from_cond_expr): Likewise.
1640 (extract_range_from_expr): Likewise.
1641 (extract_range_from_unary_expr): Likewise. Don't create a range
1642 which overflows on both sides.
1643 (vrp_meet): Check for a useless range.
1644 (vrp_visit_phi_node): If we see a constant which looks like an
1645 overflow infinity, turn off the TREE_OVERFLOW flag.
1647 2007-04-24 Ian Lance Taylor <iant@google.com>
1649 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1651 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1654 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1655 diagnostic message is being built.
1656 * tree-pretty-print.c (dump_generic_node): Only write the
1657 formatted text into BUFFER's stream if we are not building a
1659 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1661 * Makefile.in (toplev.o): Depend on tree-pass.h.
1663 2007-04-24 Ian Lance Taylor <iant@google.com>
1665 PR tree-optimization/31602
1666 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1667 conditionals in the copied loop header.
1668 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1669 warnings if TREE_NO_WARNING is set.
1670 * doc/invoke.texi (Warning Options): Clarify that
1671 -Wstrict-overflow does not warn about loops.
1673 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1675 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1676 expand on the comment about _Decimal128 arguments and check the
1677 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1678 that _Decimal128 argument uses even/odd register pair.
1679 (function_arg): Ditto.
1681 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1683 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1684 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1686 2007-04-24 Richard Guenther <rguenther@suse.de>
1687 Olga Golovanevsky <olga@il.ibm.com>
1689 * fold-const.c (multiple_of_p): Check for bottom
1692 2007-04-24 Richard Henderson <rth@redhat.com>
1694 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1695 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1696 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1697 looking for non-zero bits shifted out. Avoid a recursive call
1698 when constructing the scalar.
1699 (__floatundisf): Likewise.
1701 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1703 * dwarf2out.c (field_byte_offset): Move the existing logic
1704 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1705 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1707 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1710 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1711 argument of 0 for memset.
1712 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1713 unsigned shift instead of the signed variant.
1715 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1717 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1718 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1719 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1720 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1721 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1722 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1723 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1724 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1725 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1726 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1727 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1728 "mul<mode>3", "div<mode>3"): Insn definitions added.
1729 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1730 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1731 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1732 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1733 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1734 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1735 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1736 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1737 TARGET_FLOAT_FORMAT): Macro definitions removed.
1738 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1739 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1740 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1741 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1742 (s390_gen_rtx_const_DI): Function removed.
1743 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1745 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1747 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1748 over an external ffs function.
1750 2007-04-24 Chao-ying Fu <fu@mips.com>
1751 Richard Sandiford <richard@nildram.co.uk>
1753 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1754 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1755 (smadd_widen_optab, umadd_widen_optab): Define.
1756 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1758 * genopinit.c (optabs): Fill in smadd_widen_optab and
1760 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1761 and umadd_widen_optab to implement multiply-add sequences.
1762 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1763 (<u>maddsidi4): ...this. Extend condition to include
1764 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1765 of operand 0 to "ka" and use the three-operand form of madd<u>
1767 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1769 * config/mips/constraints.md (ka): New register constraint.
1771 2007-04-24 Jan Hubicka <j@suse.cz>
1775 2007-04-23 Jan Hubicka <jh@suse.cz>
1776 * function.c (init_function_start): Don't init line number info.
1777 (expand_function_end): Update.
1778 (reset_block_changes, record_block_change, finalize_block_changes,
1779 check_block_change, free_block_changes): Kill.
1780 * function.h (reset_block_changes, record_block_change,
1781 finalize_block_changes, check_block_change, free_block_changes): Remove
1783 (struct function): Remove ib_boundaries_block.
1784 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1785 Use curr_insn_locator to initialize locator.
1786 (emit_line_note): Remove.
1787 * cfgexpand.c (expand_gimple_cond_expr): Update.
1788 (construct_exit_block): Likewise.
1789 (tree_expand_cfg): Initialize/finalize locators.
1790 * expr.c (expand_expr_real): Update.
1791 * cfglayout.c (line_locators_locs, line_locators_lines,
1792 file_locators_locs, file_locators_files): Remove.
1793 (set_block_levels): Move to cfgexpand.c.
1794 (insn_locators_initialize): Remove.
1795 (pass_insn_locators_initialize): Remove.
1796 (locations_locators_locs, locations_locators_vals): New static vars.
1797 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1799 (insn_locators_alloc, insn_locators_finalize,
1800 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1802 (locator_location): New.
1803 (locator_line, locator_file): Rewrite.
1804 * rtl.h (emit_line_note): Kill.
1805 (insn_locators_alloc, insn_locators_finalize,
1806 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1808 * tree-inline.c (initialize_cfun): Do not initialize
1809 ib_boundaries_block.
1810 * passes.c (pass_insn_locators_initialize): Remove.
1812 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1814 * doc/invoke.texi: Removed leading '-' from option index entries.
1816 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1818 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1820 (create_phi_node): Use set_phi_nodes.
1821 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1822 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1823 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1824 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1825 (bsi_start, bsi_last): Use bb_stmt_list.
1826 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1827 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1828 Traverse the statements using tsi iterator.
1829 * basic-block.h (struct basic_block_def): Fields stmt_list
1830 and phi_nodes moved to ...
1831 (struct tree_bb_info): ... new structure.
1832 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1833 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1834 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1835 (tree_verify_flow_info): Verify that il.tree is not set for
1836 entry and exit block.
1837 (tree_split_block): Use set_bb_stmt_list.
1839 2007-04-23 Mike Stump <mrs@apple.com>
1841 * config/i386/i386.c (ix86_tune_features
1842 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1845 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1847 * config/i386/i386.md (prefix_extra): New attribute.
1848 (length): Add prefix_extra.
1850 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1851 (sse2_movntv2di): Likewise.
1852 (sse2_cvtps2dq): Likewise.
1853 (sse2_cvtpd2pi): Likewise.
1854 (sse2_cvttpd2pi): Likewise.
1855 (*sse2_cvtpd2ps): Likewise.
1856 (*add<mode>3): Likewise.
1857 (sse2_ssadd<mode>3): Likewise.
1858 (sse2_usadd<mode>3): Likewise.
1859 (*sub<mode>3): Likewise.
1860 (sse2_sssub<mode>3): Likewise.
1861 (sse2_ussub<mode>3): Likewise.
1862 (*mulv8hi3): Likewise.
1863 (*smulv8hi3_highpart): Likewise.
1864 (*umulv8hi3_highpart): Likewise.
1865 (sse2_umulv2siv2di3): Likewise.
1866 (sse2_pmaddwd): Likewise.
1867 (ashr<mode>3): Likewise.
1868 (lshr<mode>3): Likewise.
1869 (ashl<mode>3): Likewise.
1870 (sse2_ashlti3): Likewise.
1871 (sse2_lshrti3): Likewise.
1872 (*umaxv16qi3): Likewise.
1873 (*smaxv8hi3): Likewise.
1874 (*uminv16qi3): Likewise.
1875 (*sminv8hi3): Likewise.
1876 (sse2_eq<mode>3): Likewise.
1877 (sse2_gt<mode>3): Likewise.
1878 (*and<mode>3): Likewise.
1879 (sse2_nand<mode>3): Likewise.
1880 (*ior<mode>3): Likewise.
1881 (*xor<mode>3): Likewise.
1882 (sse2_packsswb): Likewise.
1883 (sse2_packssdw): Likewise.
1884 (sse2_packuswb): Likewise.
1885 (sse2_punpckhbw): Likewise.
1886 (sse2_punpcklbw): Likewise.
1887 (sse2_punpckhwd): Likewise.
1888 (sse2_punpcklwd): Likewise.
1889 (sse2_punpckhdq): Likewise.
1890 (sse2_punpckldq): Likewise.
1891 (sse2_punpckhqdq): Likewise.
1892 (sse2_punpcklqdq): Likewise.
1893 (*sse2_pinsrw): Likewise.
1894 (*sse2_pextrw): Likewise.
1895 (sse2_pshufd_1): Likewise.
1896 (sse2_uavgv16qi3): Likewise.
1897 (sse2_uavgv8hi3): Likewise.
1898 (sse2_psadbw): Likewise.
1899 (sse2_pmovmskb): Likewise.
1900 (*sse2_maskmovdqu): Likewise.
1901 (*sse2_maskmovdqu_rex64): Likewise.
1902 (sse4a_extrqi): Likewise.
1903 (sse4a_extrq): Likewise.
1904 (sse3_lddqu): Set prefix_rep.
1905 (sse3_addsubv4sf3): Likewise.
1906 (sse3_haddv4sf3): Likewise.
1907 (sse3_hsubv4sf3): Likewise.
1908 (sse_cvtss2si): Likewise.
1909 (sse_cvtss2si_2): Likewise.
1910 (sse_cvtss2siq): Likewise.
1911 (sse_cvtss2siq_2): Likewise.
1912 (sse_cvttss2si): Likewise.
1913 (sse_cvttss2siq): Likewise.
1914 (sse2_cvttps2dq): Likewise.
1915 (sse3_movshdup): Likewise.
1916 (sse3_movsldup): Likewise.
1917 (sse2_cvtsd2si): Likewise.
1918 (sse2_cvtsd2si_2): Likewise.
1919 (sse2_cvtsd2siq): Likewise.
1920 (sse2_cvtsd2siq_2): Likewise.
1921 (sse2_cvttsd2si): Likewise.
1922 (sse2_cvttsd2siq): Likewise.
1923 (*sse2_cvtpd2dq): Likewise.
1924 (*sse2_cvttpd2dq): Likewise.
1925 (sse2_pshuflw_1): Likewise.
1926 (sse2_pshufhw_1): Likewise.
1927 (sse4a_insertqi): Likewise.
1928 (sse4a_insertq): Likewise.
1929 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1930 (ssse3_phadddv4si3): Likewise.
1931 (ssse3_phaddswv8hi3): Likewise.
1932 (ssse3_phsubwv8hi3): Likewise.
1933 (ssse3_phsubdv4si3): Likewise.
1934 (ssse3_phsubswv8hi3): Likewise.
1935 (ssse3_pmaddubswv8hi3): Likewise.
1936 (ssse3_pmulhrswv8hi3): Likewise.
1937 (ssse3_pshufbv16qi3): Likewise.
1938 (ssse3_psign<mode>3): Likewise.
1939 (ssse3_palignrti): Likewise.
1940 (abs<mode>2): Likewise.
1941 (ssse3_phaddwv4hi3): Set prefix_extra.
1942 (ssse3_phadddv2si3): Likewise.
1943 (ssse3_phaddswv4hi3): Likewise.
1944 (ssse3_phsubwv4hi3): Likewise.
1945 (ssse3_phsubdv2si3): Likewise.
1946 (ssse3_phsubswv4hi3): Likewise.
1947 (ssse3_pmaddubswv4hi3): Likewise.
1948 (ssse3_pmulhrswv4hi3): Likewise.
1949 (ssse3_pshufbv8qi3): Likewise.
1950 (ssse3_psign<mode>3): Likewise.
1951 (ssse3_palignrdi): Likewise.
1952 (abs<mode>2): Likewise.
1953 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1954 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1955 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1957 2007-04-23 Nick Clifton <nickc@redhat.com>
1959 * params.def: Fix formatting of emacs local variables.
1961 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1963 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1964 move if inter-unit move isn't allowed.
1965 Don't split moving the first element of V2DI to DI to inter-unit
1966 move if inter-unit move isn't allowed.
1968 2007-04-23 Richard Guenther <rguenther@suse.de>
1970 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1971 and CDI_POST_DOMINATORS separately.
1973 2007-04-23 Nick Clifton <nickc@redhat.com>
1975 * c.opt (Wformat-contains-nul): Add warning attribute.
1977 2007-04-23 Jan Hubicka <jh@suse.cz>
1979 * function.c (init_function_start): Don't init line number info.
1980 (expand_function_end): Update.
1981 (reset_block_changes, record_block_change, finalize_block_changes,
1982 check_block_change, free_block_changes): Kill.
1983 * function.h (reset_block_changes, record_block_change,
1984 finalize_block_changes, check_block_change, free_block_changes): Remove
1986 (struct function): Remove ib_boundaries_block.
1987 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1988 Use curr_insn_locator to initialize locator.
1989 (emit_line_note): Remove.
1990 * cfgexpand.c (expand_gimple_cond_expr): Update.
1991 (construct_exit_block): Likewise.
1992 (tree_expand_cfg): Initialize/finalize locators.
1993 * expr.c (expand_expr_real): Update.
1994 * cfglayout.c (line_locators_locs, line_locators_lines,
1995 file_locators_locs, file_locators_files): Remove.
1996 (set_block_levels): Move to cfgexpand.c.
1997 (insn_locators_initialize): Remove.
1998 (pass_insn_locators_initialize): Remove.
1999 (locations_locators_locs, locations_locators_vals): New static vars.
2000 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2002 (insn_locators_alloc, insn_locators_finalize,
2003 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2005 (locator_location): New.
2006 (locator_line, locator_file): Rewrite.
2007 * rtl.h (emit_line_note): Kill.
2008 (insn_locators_alloc, insn_locators_finalize,
2009 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2011 * tree-inline.c (initialize_cfun): Do not initialize
2012 ib_boundaries_block.
2013 * passes.c (pass_insn_locators_initialize): Remove.
2015 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2018 * expr.c (reduce_to_bit_field_precision): Handle
2021 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2023 PR tree-optimization/24659
2024 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2025 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2026 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2027 * genopinit.c (optabs): Rename vec_pack_mod_optab
2028 to vec_pack_trunc_optab.
2029 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2030 early for scalar floating point operands for NOP_EXPR.
2031 (vectorizable_type_promotion): Ditto.
2032 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2033 vec_pack_trunc_optab.
2034 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2036 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2037 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2038 Rename from VEC_PACK_MOD_EXPR.
2039 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2040 * expr.c (expand_expr_real_1): Ditto.
2041 * tree-inline.c (estimate_num_insns_1): Ditto.
2042 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2044 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2045 (vec_unpacks_lo_v4sf): Ditto.
2046 (vec_pack_trunc_v2df): Ditto.
2047 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2048 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2049 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2051 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2053 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2055 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2056 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2057 packing of floating point operands.
2058 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2059 represent unpacking of floating point operands.
2060 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2061 [vec_unpacks_hi]: Ditto.
2062 [vec_unpacks_lo]: Ditto.
2064 2007-04-22 Jan Hubicka <jh@suse.cz>
2066 * final.c (rest_of_handle_final): Call
2067 targetm.asm_out.constructor/targetm.asm_out.destructor
2068 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2069 proper priority via decl_*_priority_insert.
2070 * c-common.c (c_expand_body): Likewise.
2072 2007-04-22 Richard Guenther <rguenther@suse.de>
2074 PR tree-optimization/29789
2075 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2076 (rewrite_reciprocal): New helper split out from
2077 determine_invariantness_stmt.
2078 (rewrite_bittest): Likewise.
2079 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2080 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2083 2007-04-22 Revital Eres <eres@il.ibm.com>
2085 * loop-unroll.c (var_to_expand): New field to support also
2086 insns of the form x = something + x.
2087 (analyze_insn_to_expand_var): Use it.
2088 (expand_var_during_unrolling): Likewise.
2090 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2092 * predict.c: Include pointer-set.h.
2093 (bb_predictions): New variable.
2094 (tree_predicted_by_p, tree_predict_edge,
2095 remove_predictions_associated_with_edge): Use bb_predictions map
2096 instead of bb->predictions.
2097 (clear_bb_predictions, assert_is_empty): New functions.
2098 (combine_predictions_for_bb): Use bb_predictions map. Call
2099 clear_bb_predictions.
2100 (tree_estimate_probability): Create and free bb_predictions map.
2101 * Makefile.in (predict.o): Add pointer-set.h dependency.
2102 * basic-block.h (struct basic_block_def): Remove predictions
2104 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2106 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2109 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2112 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2114 * timevar.c (timevar_print): Change reference of --disable-checking to
2115 --enable-checking=release. Also warn if assert checking is disabled.
2117 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2120 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2121 decl as addressable if the compound literal was marked as
2123 Mark the decl as a gimple register if it is a complex or
2124 vector decl and does not live in memory.
2126 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2128 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2129 (GENERIC_NEXT): New function macro.
2130 (PHI_CHAIN): Use phi_node's new chain variable.
2131 (tree_phi_node): Change tree_common to tree_base
2132 and add the chain field.
2133 * tree-phinodes.c (make_phi_node): Don't set
2134 TREE_TYPE on the new node.
2135 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2136 instead of checking GIMPLE_TUPLE_P in chain_next.
2137 * tree-vect-transform.c
2138 (get_initial_def_for_induction): Look at
2139 PHI_RESULT_TREE for the type of the phi node.
2140 (update_vuses_to_preheader): Use PHI_CHAIN
2141 instead of TREE_CHAIN on the phi node.
2142 * tree-ssa-structalias.c (compute_points_to_sets):
2144 (ipa_pta_execute): Likewise.
2146 2007-04-21 Richard Guenther <rguenther@suse.de>
2149 * fold-const.c (fold_unary): Call fold_convert_const on the
2152 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2154 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2155 (store_killed_in_pat): New.
2157 2007-04-20 Richard Henderson <rth@redhat.com>
2160 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2161 TREE_LIST with a void_type_node value, not void_list_node exactly.
2163 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2165 * doc/standards.texi: Re-arrange into language-specific
2166 subsections. Add a C++ section, documenting which standards we
2169 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2171 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2172 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2174 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2176 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2177 ecrti.o and crtbegin.o.
2178 (LIB_DEFAULT_SPEC): Include -lc.
2179 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2181 2007-04-20 Richard Henderson <rth@redhat.com>
2184 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2185 argument; update all callers.
2186 (get_unaligned_offset): New.
2187 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2188 get_unaligned_address, just pass on the address directly.
2189 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2190 the subreg in the helper patterns.
2191 (unaligned_extendqidi_le): Use get_unaligned_offset.
2192 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2193 (unaligned_extendhidi_be): Likewise.
2194 (unaligned_extendhidi): Tidy.
2195 * config/alpha/alpha-protos.h: Update.
2197 2007-04-20 Richard Henderson <rth@redhat.com>
2199 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2200 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2201 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2202 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2203 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2204 (CPP_SPEC): Don't include %(cpp_subtarget).
2205 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2206 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2207 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2209 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2211 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2212 for __builtin_ia32_cmpordss.
2214 PR tree-optimization/31632
2215 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2216 and arg1 for optimizations of comparison against min/max values.
2217 Fold arg0 to arg1's type for optimizations of comparison against
2218 min+1 and max-1 values.
2220 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2222 * reload.c (combine_reloads): When trying to use a dying register,
2223 check whether it's uninitialized and don't use if so.
2225 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2227 * fold-const.c: Remove prototypes for native_encode_expr and
2228 native_interpret_expr.
2229 (native_encode_expr): Make non-static.
2230 (native_interpret_expr): Likewise.
2231 * tree.h: Add prototypes for the above.
2233 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2235 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2236 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2237 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2238 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2239 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2240 Add length attributes.
2242 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2244 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2247 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2248 __STDC_WANT_DEC_FP__.
2250 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2252 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2253 for long double compatibility.
2254 * configure: Regenerate.
2256 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2258 PR rtl-optimization/29841
2259 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2261 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2262 that may cause control flow transfer from being moved.
2264 2007-04-18 Jan Hubicka <jh@suse.cz>
2266 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2269 2007-04-18 Eric Christopher <echristo@apple.com>
2271 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2272 only. Update operands.
2273 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2274 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2275 link register to pic register.
2277 2007-04-18 Dirk Mueller <dmueller@suse.de>
2280 * tree-vrp.c (search_for_addr_array): New.
2281 (check_array_bounds): Suppress warning about
2282 address taken of array refs if its not de-referenced.
2284 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2286 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2287 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2289 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2290 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2291 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2293 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2295 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2297 (vect_analyze_scalar_cycles): Fix indentation.
2298 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2299 (vect_mark_relevant): Include phis in relevance analysis.
2301 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2303 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2305 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2306 output_operand_lossage().
2308 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2310 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2311 the unused code for reduction without adjust-in-epilog to simplify the
2314 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2316 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2317 (S390_TDC_NEGATIVE_ZERO): New constant.
2318 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2319 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2320 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2321 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2322 (S390_TDC_POSITIVE_INFINITY): New constant.
2323 (S390_TDC_NEGATIVE_INFINITY): New constant.
2324 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2325 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2326 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2327 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2328 (S390_TDC_INFINITY): New constant.
2329 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2330 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2331 optimization for UNSPEC_CCZ_TO_INT.
2332 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2333 ("*ccz_to_int"): New insn.
2334 ("isinf<mode>2"): New insn.
2335 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2336 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2337 (UNSPEC_CCZ_TO_INT): New constant.
2339 2007-04-18 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/19431
2342 PR tree-optimization/21463
2343 * tree-pass.h (pass_phiprop): Declare.
2344 * passes.c (init_optimization_passes): New phiprop pass.
2345 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2346 (phivn_valid_p): New helper function.
2347 (phiprop_insert_phi): Likewise.
2348 (propagate_with_phi): Likewise.
2349 (tree_ssa_phiprop): New propagator propagating loads
2350 through phi nodes if profitable.
2352 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2354 * tree-vect-analyze.c (process_use): New function.
2355 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2356 Check phis in all bbs.
2357 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2360 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2362 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2365 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2368 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2371 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2373 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2375 (sse_vmmulv4sf3): Likewise.
2376 (sse2_vmaddv2df3): Likewise.
2377 (sse2_vmmulv2df3): Likewise.
2379 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2381 PR rtl-optimization/31360
2382 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2383 (target_reg_cost): New.
2384 (init_set_costs): Initialize target_reg_cost. Add comments
2385 regarding the rationale of the costs.
2386 (global_cost_for_size): Renamed to...
2387 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2388 of register pressure.
2389 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2390 estimate_reg_pressure_cost. Add number of ivs.
2391 (determine_set_costs): Dump target_reg_cost.
2392 * loop-invariant.c (gain_for_invariant): Use
2393 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2394 (best_gain_for_invariant, find_invariants_to_move): Remove
2396 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2397 (target_reg_cost): Declare.
2398 (global_cost_for_size): Declaration removed.
2399 (estimate_reg_pressure_cost): Declare.
2401 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2403 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2404 regnos into even/odd register pairs.
2405 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2406 TDmode similar to the other floating point modes.
2407 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2408 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2410 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2411 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2412 (movdd_hardfloat64): Use TARGET_MFPGPR.
2414 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2416 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2419 2005-01-05 Richard Henderson <rth@redhat.com>
2421 * reload1.c (do_input_reload): Restrict the optimization deleteing
2422 a previous output reload to RELOAD_FOR_INPUT.
2424 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2426 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2427 induc_vec_info_type.
2428 (vectorizable_induction): New function declaration.
2429 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2430 check if already vectorized. Find first place in BB where new stmts
2431 can be inserted. Takes only one argument.
2432 (vectorizable_induction): New function.
2433 (vect_transform_stmt): Add case for induc_vec_info_type to call
2434 vectorizable_induction.
2435 (vect_transform_loop): Consider phis for vectorization.
2436 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2438 (analyze_operations): Call vectorizable_induction when analyzing phis.
2440 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2441 (vect_mark_relevant): Include phis in relevance analysis.
2442 (vect_mark_stmts_to_be_vectorize): Likewise.
2443 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2445 2007-04-16 Lawrence Crowl <crowl@google.com>
2447 * doc/invoke.texi (Debugging Options): Add documentation for the
2448 -femit-struct-debug options -femit-struct-debug-baseonly,
2449 -femit-struct-debug-reduced, and
2450 -femit-struct-debug-detailed[=...].
2452 * c-opts.c (c_common_handle_option): Add
2453 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2454 and OPT_femit_struct_debug_detailed_.
2455 * c.opt: Add specifications for
2456 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2457 and -femit-struct-debug-detailed[=...].
2458 * opts.c (set_struct_debug_option): Parse the
2459 -femit-struct-debug-... options.
2460 * opts.c (matches_main_base, main_input_basename,
2461 main_input_baselength, base_of_path, matches_main_base): Add
2462 variables and functions to compare header base name to compilation
2464 * opts.c (should_emit_struct_debug): Add to determine to emit a
2465 structure based on the option.
2466 (dump_struct_debug) Also disabled function to debug this
2468 * opts.c (handle_options): Save the base name of the
2471 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2472 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2473 This hook indicates if a type is generic. Set it by default
2475 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2476 to determine if a struct type is generic or not.
2477 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2478 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2479 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2482 * flags.h (enum debug_info_usage): Add an enumeration to describe
2483 a program's use of a structure type.
2484 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2485 to indicate the program's usage of the type. Filter structs based
2486 on the -femit-struct-debug-... specification.
2487 (gen_type_die): Split into two routines, gen_type_die and
2488 gen_type_die_with_usage. gen_type_die is now a wrapper
2489 that assumes direct usage.
2490 (gen_type_die_with_usage): Replace calls to gen_type_die
2491 with gen_type_die_with_usage adding the program usage of
2492 the referenced type.
2493 (dwarf2out_imported_module_or_decl): Suppress struct debug
2494 information using should_emit_struct_debug when appropriate.
2496 2007-04-16 Ian Lance Taylor <iant@google.com>
2498 PR tree-optimization/31522
2499 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2500 (vrp_initialize): Allocate vr_phi_edge_counts.
2501 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2502 executable edge. Drop test for all constants.
2503 (vrp_finalize): Free vrp_phi_edge_counts.
2505 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2506 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2508 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2509 predecessors at head rather than tail.
2511 2007-04-16 Matthias Klose <doko@debian.org>
2513 * config/alpha/linux.h (CPP_SPEC): Define.
2514 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2516 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2518 * function.h: Remove sequence_stack extern declaration.
2520 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2522 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2524 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2527 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2529 * config/avr/avr.c (avr_arch_types): Rearranging array.
2530 (enum avr_arch): Add.
2531 (avr_mcu_types): Use avr_arch enumeration constants instead of
2533 * config/avr/avr.h (LINK_SPEC): Simplify.
2535 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2537 * config/m68k/m68k.c (m68k_libcall_value,
2538 m68k_function_value): Use macros for register names more.
2540 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2542 (M68K_REGNAME): Use A6_REG.
2543 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2545 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2548 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2549 'pending_read_list_length' and 'pending_write_list_length'. Update
2551 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2552 to handle two length counters instead of one. Update all uses.
2553 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2554 two length counters instead of one.
2555 * sched-rgn.c (propagate_deps): Update to handle two length counters
2558 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2561 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2562 copy of source, pass it to ix86_expand_vector_set and return
2565 2007-04-16 David Ung <davidu@mips.com>
2566 Joseph Myers <joseph@codesourcery.com>
2568 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2569 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2570 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2571 Add 74K processor information.
2572 * config/mips/mips.md: Include 74k.md.
2573 (cpu): Add 74kc,74kf,74kx.
2574 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2575 * config/mips/74k.md: New.
2576 * doc/invoke.texi (MIPS Options): Document 74K support.
2578 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2580 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2581 vectorizable_* functions.
2582 * tree-vect-transform.c (vectorizable_call): Add check for
2583 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2584 (vectorizable_store): likewise.
2585 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2587 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2588 (vectorizable_type_promotion, vectorizable_load): Likewise.
2589 (vectorizable_live_operation, vectorizable_condition): Likewise.
2590 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2592 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2594 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2596 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2597 register numbers more.
2598 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2599 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2600 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2601 FUNCTION_VALUE_REGNO_P): Likewise.
2602 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2603 STATIC_CHAIN_REGNUM): Likewise.
2604 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2605 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2606 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2607 * config/m68k/m68k.md (FP_REG): New.
2609 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2611 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2614 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2616 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2617 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2620 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2622 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2625 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2628 * c-decl.c (finish_decl): Grab the type of the decl after the call
2629 to store_init_value.
2631 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2633 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2635 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2638 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2639 post dominators and cleanup cfg before returning.
2641 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2643 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2644 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2646 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2648 * config.gcc: Recognize fido.
2649 * config/m68k/m68k-devices.def (fidoa): New.
2650 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2652 (FL_FIDOA, TARGET_FIDOA): New.
2653 * config/m68k/m68k.opt (mfidoa): New.
2655 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2658 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2659 when a personality function is used.
2661 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2663 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2665 2007-04-13 Mike Stump <mrs@apple.com>
2667 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2669 * config/darwin.opt (fapple-kext): Make C++ only.
2670 * config/darwin.c (darwin_override_options): Remove code to ensure
2671 -fapple-kext is given for C++ only.
2673 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2675 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2676 * config/mips/mips.c (override_options): Call
2677 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2679 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2681 * config/i386/i386.opt (msvr3-shlib): Removed.
2683 * doc/invoke.texi: Remove -msvr3-shlib.
2685 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2687 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2688 with "popcnt" instruction.
2690 2007-04-13 Richard Guenther <rguenther@suse.de>
2692 PR tree-optimization/21258
2693 * tree-vrp.c (compare_case_labels): New helper.
2694 (find_switch_asserts): New function.
2695 (find_assert_locations): Call it for SWITCH_EXPRs.
2697 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2700 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2701 check is now implied in X87_FLOAT_MODE_P.
2702 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2703 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2704 (fix_trunc<mode>_i386_fisttp): Ditto.
2705 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2706 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2707 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2708 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2709 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2710 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2711 (unnamed_splitters): Ditto.
2712 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2713 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2714 FIRST_SSE_REG for local functions when SSE math is enabled or
2715 for functions with sseregparm attribute.
2716 (standard_80387_constant_p): Return -1 if mode is not
2718 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2719 (ix86_expand_compare): Ditto.
2720 (ix86_expand_carry_flag_compare): Ditto.
2721 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2722 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2723 DECIMAL_FLOAT_MODE_P.
2724 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2725 of SCALAR_FLOAT_MODE_P.
2726 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2727 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2728 checks before FLOAT_MODE_P.
2729 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2730 before FLOAT_MODE_P.
2735 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2737 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2738 Charles Wilson <libtool@cwilson.fastmail.fm>
2740 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2741 (libgcc.mvars): Don't depend on them.
2742 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2743 * exec-tool.in: New.
2745 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2747 * doc/invoke.text (--help): Document --help=common.
2749 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2751 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2753 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2755 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2756 * genemit.c (main): Emit #include "integrate.h".
2757 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2758 (LOADGP_RTP): New mips_loadgp_style.
2759 * config/mips/mips.h: Include config/vxworks-dummy.h.
2760 (TARGET_RTP_PIC): New macro.
2761 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2762 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2763 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2765 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2766 -mvxworks-pic when using -mrtp and a PIC option.
2767 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2769 (mips_symbolic_constant_p, mips_symbolic_address_p)
2770 (mips_symbol_insns): Handle SYMBOL_HALF.
2771 (override_options): Warn about -G and -mrtp being used together.
2772 Initialize mips_lo_relocs[SYMBOL_HALF].
2773 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2774 (mips_emit_loadgp): Handle LOADGP_RTP.
2775 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2776 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2777 (tablejump): Handle function-relative case table entries if
2779 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2781 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2783 * config/mips/mips.md (load_call<mode>): Allow any general register.
2785 (sibcall_value_internal, sibcall_value_multiple_internal)
2786 (call_value_internal, call_value_split, call_value_multiple_internal)
2787 (call_value_multiple_split): Remove constraints from operand 0.
2789 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2791 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2792 rather than loadgp_noshared.
2793 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2794 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2796 * config/mips/mips.md (loadgp): Rename to...
2797 (loadgp_newabi): ...this.
2798 (loadgp_noshared): Rename to...
2799 (loadgp_absolute): ...this.
2801 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2803 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2804 false for locally-binding symbols.
2805 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2807 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2809 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2810 (SYMBOL_GOT_PAGE_OFST): ...this.
2811 (SYMBOL_GOT_GLOBAL): Rename to...
2812 (SYMBOL_GOT_DISP): ...this.
2813 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2814 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2815 * config/mips/mips.c (mips_global_symbol_p): New function.
2816 (mips_symbol_binds_local_p): Likewise.
2817 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2818 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2819 and mips_symbol_binds_local_p.
2820 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2821 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2822 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2824 (mips_ok_for_lazy_binding_p): New function.
2825 (mips_load_call_address, mips_expand_call): Use it.
2826 (mips_dangerous_for_la25_p): Likewise.
2827 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2828 (*got_disp<mode>): Use got_disp_operand instead of
2829 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2830 SYMBOL_GOTOFF_GLOBAL.
2831 (*got_page<mode>): Use got_page_ofst_operand instead of
2833 * config/mips/predicates.md (const_call_insn_operand): Use
2834 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2835 (global_got_operand): Rename to...
2836 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2838 (local_got_operand): Rename to...
2839 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2840 of SYMBOL_GOT_LOCAL.
2842 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2844 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2845 TARGET_CALL_CLOBBERED_GP.
2846 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2847 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2848 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2849 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2850 of TARGET_ABICALLS && !TARGET_NEWABI.
2851 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2852 * config/mips/mips.c (mips_load_call_address): Check
2853 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2854 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2855 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2856 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2857 TARGET_ABICALLS && TARGET_NEWABI.
2858 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2860 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2861 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2862 TARGET_ABICALLS && TARGET_NEWABI.
2863 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2864 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2865 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2866 whether indirect calls must use $25.
2867 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2869 * config/mips/mips.md (jal_macro): Check flag_pic and
2870 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2871 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2872 instead of TARGET_ABICALLS.
2873 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2874 TARGET_ABICALLS && TARGET_OLDABI.
2875 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2876 (sibcall): In the comment above the define_insn, mention
2877 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2878 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2879 instead of TARGET_ABICALLS.
2881 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2883 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2884 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2885 (MACFLAGS_MATCH_P): New macro.
2886 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2887 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2888 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2889 the other MACFLAG constants.
2890 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2891 (flag_machi): Tighten constraints. Renumber some of the operands.
2892 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2894 (flag_machi_parts_acconly): New pattern.
2895 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2897 (flag_macinit1hi): Tighten constraints.
2898 (flag_mul_macv2hi_parts_acconly): New pattern.
2900 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2901 Use a more efficient implementation.
2902 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2903 inline sequences when not optimizing for size.
2905 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2906 movhi_high2low): Delete, merge functionality into...
2907 (packv2hi): ... this pattern.
2909 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2910 * config/bfin/bfin.opt (msim): New option.
2911 (mcpu=): New option.
2912 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2913 (bfin_cpu_t): Typedef of enum bfin_cpu.
2914 (bfin_cpu_type): New declaration.
2915 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2916 -msim and -mcpu= options.
2917 (LIB_SPEC): Likewise.
2918 * config/bfin/bfin.c (bfin_cpu_type): Define.
2919 (bfin_handle_option): Handle -mcpu= option.
2920 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2921 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2922 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2924 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2926 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2927 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2928 (powerpc-wrs-vxworksae): Use ${tm_file}.
2929 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2930 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2931 * config/i386/vx-common.h: New file.
2933 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2935 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2938 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2940 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2943 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2947 * c-common.c (c_build_qualified_type): Set canonical type
2950 2007-04-12 Richard Guenther <rguenther@suse.de>
2952 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2953 lower bound and element size if lower bound is not zero
2954 or either of the ARRAY_REF operands is set.
2956 2007-04-12 Richard Guenther <rguenther@suse.de>
2958 PR tree-optimization/24689
2959 PR tree-optimization/31307
2960 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2962 * gimplify.c (canonicalize_addr_expr): To be consistent with
2963 gimplify_compound_lval only set operands two and three of
2964 ARRAY_REFs if they are not gimple_min_invariant. This makes
2965 it never at this place.
2966 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2968 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2970 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2971 null before emitting a .nsubspa directive.
2973 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2975 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2976 need_to_partition_p if there are no memory statements in the
2979 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2981 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2982 (gcd_of_steps_may_divide_p): New function.
2983 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2985 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2987 * reload.c (find_reloads_toplev, find_reloads_address,
2988 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2989 not a pointer equality test, to decide if we need to call
2990 push_reg_equiv_alt_mem.
2992 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2994 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2995 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2996 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2998 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3000 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3001 vector to be positive.
3003 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3007 * doc/invoke.texi: Document --params max-aliased-vops and
3009 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3010 debug_memory_partitions): Move to tree-flow.h
3011 * params.h (AVG_ALIASED_VOPS): Define.
3012 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3014 (mp_info_t): Likewise.
3015 (get_mem_sym_stats_for): New.
3016 (set_memory_partition): Move from tree-flow-inline.h.
3017 (mark_non_addressable): Only clear the set of symbols for the
3018 partition if it exists.
3019 (dump_memory_partitions): Move from tree-ssa-operands.c
3020 (debug_memory_partitions): Likewise.
3021 (need_to_partition_p): New.
3022 (dump_mem_ref_stats): New.
3023 (debug_mem_ref_stats): New.
3024 (dump_mem_sym_stats): New.
3025 (debug_mem_sym_stats): New.
3026 (update_mem_sym_stats_from_stmt): New.
3027 (compare_mp_info_entries): New.
3028 (mp_info_cmp): Call it.
3029 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3031 (get_mpt_for): Move from tree-ssa-operands.c.
3032 (find_partition_for): New.
3033 (create_partition_for): Remove.
3034 (estimate_vop_reduction): New.
3035 (update_reference_counts): New.
3036 (build_mp_info): New.
3037 (compute_memory_partitions): Refactor.
3038 Document new heuristic.
3039 Call build_mp_info, update_reference_counts,
3040 find_partition_for and estimate_vop_reduction.
3041 (compute_may_aliases): Populate virtual operands before
3042 calling debugging dumps.
3043 (delete_mem_sym_stats): New.
3044 (delete_mem_ref_stats): New.
3045 (init_mem_ref_stats): New.
3046 (init_alias_info): Call it.
3047 (maybe_create_global_var): Remove alias_info argument.
3048 Get number of call sites and number of pure/const call sites
3049 from gimple_mem_ref_stats().
3050 (dump_alias_info): Call dump_memory_partitions first.
3051 (dump_points_to_info_for): Show how many times a pointer has
3053 * opts.c (decode_options): For -O2 set --param
3054 max-aliased-vops to 500.
3055 For -O3 set --param max-aliased-vops to 1000 and --param
3056 avg-aliased-vops to 3.
3057 * fortran/options.c (gfc_init_options): Remove assignment to
3059 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3060 * tree-dfa.c (dump_variable): Dump memory reference
3062 Dump NO_ALIAS* settings.
3063 (referenced_var_lookup): Tidy.
3064 (mem_sym_stats): New.
3065 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3066 and ORIG are different SSA names for a memory partition.
3067 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3068 * tree-flow.h (struct mem_sym_stats_d): Define.
3069 (mem_sym_stats_t): Define.
3070 (struct mem_ref_stats_d): Define.
3071 (struct gimple_df): Add field mem_ref_stats.
3072 (enum noalias_state): Define.
3073 (struct var_ann_d): Add bitfield noalias_state.
3074 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3075 debug_mem_ref_stats, debug_memory_partitions,
3076 debug_mem_sym_stats): Declare.
3077 * tree-ssa-structalias.c (update_alias_info): Update call
3078 sites, pure/const call sites and asm sites in structure
3079 returned by gimple_mem_ref_stats.
3080 Remove local variable IS_POTENTIAL_DEREF.
3081 Increase NUM_DEREFS if the memory expression is a potential
3083 Call update_mem_sym_stats_from_stmt.
3084 If the memory references memory, call
3085 update_mem_sym_stats_from_stmt for all the direct memory
3086 symbol references found.
3087 (intra_create_variable_infos): Set noalias_state field for
3088 pointer arguments according to the value of
3089 flag_argument_noalias.
3090 * tree-ssa-structalias.h (struct alias_info): Remove fields
3091 num_calls_found and num_pure_const_calls_found.
3092 (update_mem_sym_stats_from_stmt): Declare.
3093 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3094 Set default value to 100.
3095 (PARAM_AVG_ALIASED_VOPS): Define.
3097 2007-04-11 Richard Guenther <rguenther@suse.de>
3100 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3101 a * -b + c as c - a * b if we honor sign dependent rounding.
3103 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3105 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3107 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3108 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3110 (initialize_trampoline): Don't use old-style function definition.
3111 (bfin_secondary_reload): Mark IN_P argument as unused.
3113 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3115 PR tree-optimization/31343
3116 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3117 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3118 * testsuite/gcc.dg/vect/pr31343.c: New.
3120 2007-04-10 Eric Christopher <echristo@apple.com>
3122 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3123 * config/i386/i386.md (*cmpfp0): Use.
3124 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3125 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3126 (fix_trunc<mode>_i386_fisttp): Ditto.
3127 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3128 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3129 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3130 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3131 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3132 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3133 (unnamed_splitters): Ditto.
3134 * config/i386/i386.c (output_fix_trunc): Assert that
3135 we're not being passed a TFmode operand.
3137 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3139 PR tree-optimization/31526
3140 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3141 n_basic_blocks to find newly added blocks.
3143 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3147 (fix_trunc<mode>si_sse): Ditto.
3148 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3149 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3150 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3151 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3152 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3153 expander using SSEMODEF mode macro.
3154 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3155 expander using SSEMODEF mode macro.
3156 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3157 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3158 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3159 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3160 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3161 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3162 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3163 Macroize insn using X87MODEF mode macro.
3165 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3167 * config/i386/sse.md (sse2_pinsrw): Removed.
3168 (sse2_pextrw): Renamed to ...
3169 (*sse2_pextrw): This.
3171 2007-04-09 Jan Hubicka <jh@suse.cz>
3174 * config/i386/sse.md
3175 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3176 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3177 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3178 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3180 2007-04-09 Jan Hubicka <jh@suse.cz>
3182 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3183 multiple fields of union.
3185 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3187 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3188 (create_preheaders): Check that loops are available.
3189 (fix_loop_structure): Clean up, improve comments.
3190 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3191 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3193 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3194 * predict.c (tree_estimate_probability): Do not call
3195 calculate_dominance_info. Call create_preheaders.
3196 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3197 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3199 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3200 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3201 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3202 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3205 2007-04-08 Jan Hubicka <jh@suse.cz>
3207 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3208 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3209 * fold-const.c (fold_unary): Use it.
3211 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3213 * varasm.c (assemble_variable): Remove call to
3214 lang_hooks.decls.prepare_assemble_variable.
3215 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3216 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3217 * langhooks.h (lang_hooks_for_decls): Remove
3218 prepare_assemble_variable.
3220 2007-04-08 Mike Stump <mrs@apple.com>
3222 * config/i386/i386.c: Use inc/dec on Core2.
3224 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3226 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3227 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3228 lhd_tree_inlining_end_inlining): Remove.
3229 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3230 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3232 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3233 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3234 lhd_tree_inlining_end_inlining): Remove prototypes.
3235 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3236 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3237 LANG_HOOKS_TREE_INLINING_START_INLINING,
3238 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3240 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3243 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3246 * config/avr/predicates.md (io_address_operand): Delete predicate.
3247 (low_io_address_operand): Don't use 'mode' argument.
3248 (higth_io_address_operand): Rename ...
3249 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3250 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3253 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3255 Revert change removing staticp.
3257 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3260 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3263 2007-04-07 Bruce Korb <bkorb@gnu.org>
3265 * c.opt: Add -Wformat-contains-nul.
3266 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3268 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3269 the NUL byte warning.
3271 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3273 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3275 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3277 * tree.c (staticp): No longer use staticp langhook.
3278 * langhooks.c (lhd_staticp): Removed.
3279 * langhooks.h (struct lang_hooks): Remove staticp.
3280 * c-common.c (c_staticp): Remove.
3281 * c-common.h (c_staticp): Ditto.
3282 * langhooks-defs.h (lhd_staticp): Ditto.
3283 (LHD_HOOKS_STATICP): Ditto
3284 * tree.h (gcc_assert_lowered): New macro.
3286 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3288 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3289 argument "reliable".
3290 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3291 Add argument "reliable". Propagate it through calls.
3292 (infer_loop_bounds_from_undefined): Derive number of iterations
3293 estimates from references in blocks that do not dominate loop latch.
3294 (gcov_type_to_double_int): New function.
3295 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3296 and expected_loop_iterations_unbounded.
3297 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3298 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3299 * tree-data-ref.c (estimated_loop_iterations): Export.
3300 (get_references_in_stmt): Fix -- do not return addresses of local
3302 * cfgloop.h (expected_loop_iterations_unbounded,
3303 estimated_loop_iterations): Declare.
3305 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3307 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3309 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3312 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3313 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3314 Use output_387_reg_move().
3315 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3316 expander using X87MODEF12 mode macro.
3317 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3318 choosing register preferences. Use output_387_reg_move().
3319 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3320 instead of "x". Use output_387_reg_move().
3321 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3322 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3323 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3324 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3325 Use output_387_reg_move().
3326 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3328 (*truncxf?f_i387 splitter): Ditto.
3330 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3332 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3333 LANG_HOOKS_SAFE_FROM_P.
3334 * expr.c (safe_from_p): Remove langhook call.
3335 * langhooks.h (lang_hooks): Remove safe_from_p.
3336 (lhd_safe_from_p): Remove prototype.
3337 * langhooks.c (lhd_safe_from_p): Remove.
3339 2007-04-06 Jan Hubicka <jh@suse.cz>
3341 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3344 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3347 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3348 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3349 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3351 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3352 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3354 2007-04-05 Richard Henderson <rth@redhat.com>
3356 * config/alpha/alpha.c (print_operand) [+]: Remove.
3357 (alpha_end_function): Print nop if call at end of function.
3358 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3359 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3360 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3361 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3362 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3363 the call pattern. Update peepholes to match.
3365 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3367 * doc/extend.texi (Other Builtins): Add decimal float variants
3369 * builtins.def: Ditto.
3370 * builtins.c (expand_builtin): Ditto.
3372 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3373 H.J. Lu <hongjiu.lu@intel.com>
3376 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3377 of V8HImode when calling ix86_binary_operator_ok.
3378 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3379 (sdot_prodv8hi): Operands 1 and 2 must be register.
3381 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3383 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3384 initialize align to silence bogus warning.
3386 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3389 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3391 (struct sra_walk_fns): Remove use_all parameter from use.
3392 (sra_hash_tree): Handle BIT_FIELD_REFs.
3393 (sra_elt_hash): Don't hash bitfld blocks.
3394 (sra_elt_eq): Skip them in parent compares as well. Handle
3396 (sra_walk_expr): Don't maintain or pass down use_all_p.
3397 (scan_use): Remove use_all parameter.
3398 (scalarize_use): Likewise. Re-expand assignment to
3399 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3400 output, and re-scalarize after output. Don't mark anything
3402 (scalarize_ldst): Adjust.
3403 (scalarize_walk_gimple_modify_statement): Likewise.
3404 (build_element_name_1): Handle BIT_FIELD_REFs.
3405 (instantiate_element): Don't warn for any element whose parent
3407 (instantiate_missing_elements_1): Return the sra_elt.
3408 (canon_type_for_field): New.
3409 (try_instantiate_multiple_fields): New.
3410 (instantiate_missing_elemnts): Use them.
3411 (mark_no_warning): Removed.
3412 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3413 (REPLDUP, sra_build_elt_assignment): New.
3414 (generate_copy_inout): Use them.
3415 (generate_element_copy): Likewise. Handle bitfld differences.
3416 (generate_element_zero): Don't recurse for blocks. Use
3417 sra_build_elt_assignment.
3418 (generate_one_element_int): Take elt instead of var. Use
3419 sra_build_elt_assignment.
3420 (generate_element_init_1): Adjust.
3421 (scalarize_use, scalarize_copy): Use REPLDUP.
3422 (scalarize_ldst): Move assert before dereference.
3423 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3425 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3427 * regmove.c: Fix unused variable warnings due to previous commit.
3429 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3431 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3432 (regmove_bb_head): Remove.
3433 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3434 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3435 problems with fixup_match_1.
3436 Don't initialize/free regmove_bb_head.
3438 (reg_is_remote_constant_p): If an insn is in the same basic block
3439 but not before INSN, consider it remote, too.
3441 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3444 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3445 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3447 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3449 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3450 (CONDITIONAL_REGISTER_USAGE): Likewise.
3452 2007-04-04 Richard Henderson <rth@redhat.com>
3454 * config/alpha/lib1funcs.asm: Remove unused file.
3456 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3459 * opts.c (print_specific_help): Fix --help=<language>
3461 (common_handle_option): Support --help=common.
3463 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3466 * gcc.c (main): Do not run the linker if
3467 print_subprocess_help indicates that it shouldn't be
3470 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3473 * doc/invoke.texi (--help=): Document <languages> value, fix
3474 formatting in tables of values.
3476 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3478 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3479 dllimport attribute of virtual methods.
3481 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3483 * config/score/crti.asm: Change _bss_start to __bss_start.
3484 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3485 (OUTGOING_REG_PARM_STACK_SPACE) update.
3486 * config/score/score.opt: add options to make backend support
3487 score5, score5u, score7 and score7d.
3488 * config/score/score.md: Likewise.
3489 * config/score/misc.md: Likewise.
3490 * config/score/mac.md: Likewise.
3491 * doc/invoke.texi: Likewise.
3492 * doc/md.texi: update constraints define.
3494 2007-04-03 Richard Henderson <rth@redhat.com>
3496 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3497 an appropriate type, use the mode instead.
3499 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3501 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3502 Set the default --with-arch setting to mips2.
3503 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3504 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3505 (MULTILIB_OSDIRNAMES): Delete.
3506 (MULTILIB_DIRNAMES): Define.
3507 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3508 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3509 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3510 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3511 VXWORKS_OS_CPP_BUILTINS.
3512 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3513 (MIPS_DEBUGGING_INFO): Undefine.
3514 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3516 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3519 * fold-const.c (native_encode_real): Encode real.c provided longs
3520 as a series of 32-bit native integers.
3521 (native_interpret_real): Interpret buffer as a series of 32-bit
3524 2007-04-03 Richard Guenther <rguenther@suse.de>
3526 * genpreds.c (write_insn_constraint_len): Write function
3527 optimized for CONSTRAINT_LEN implementation.
3528 (write_tm_preds_h): Output insn_constraint_len inline and
3529 use it for CONSTRAINT_LEN.
3530 (write_insn_preds_c): Don't output insn_constraint_len.
3531 * doc/md.texi (define_register_constraint): Document multi-letter
3532 constraints shall have the same length if they start with the same
3535 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3538 * config/i386/i386.md (isinf<mode>2): Expand only when
3539 TARGET_C99_FUNCTIONS is set.
3541 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3543 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3544 (x86_64-*-linux*): Ditto.
3545 * config/i386/i386.opt (mpc): New option.
3546 * config/i386/i386.c (overrride_options): Handle
3547 ix87_precision_string.
3548 * config/i386/crtprec.c: New file.
3549 * config/i386/t-crtpc: Ditto.
3550 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3552 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3553 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3554 crtprec32.o, crtprec64.o and crtprec80.o.
3556 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3558 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3560 2007-04-02 Eric Christopher <echristo@apple.com>
3562 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3563 limitations on darwin.
3565 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3568 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3570 2007-04-02 Dave Korn <dave.korn@artimi.com>
3572 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3574 2007-04-02 Dave Korn <dave.korn@artimi.com>
3576 * libgcc2.h (exception_descriptor): Don't forward-declare.
3577 (__get_eh_table_language, __get_eh_table_version): Delete
3578 prototypes of long-dead functions.
3580 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3582 * ebitmap.h: New file
3583 * ebitmap.c: New file
3584 * Makefile.in (ebitmap.o): New target.
3586 2007-04-01 Jan Hubicka <jh@suse.cz>
3588 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3589 before very first instruction.
3591 2007-04-01 Jan Hubicka <jh@suse.cz>
3593 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3594 waring on 64bit hosts.
3595 * bitmap.h: Fix typo in bitmap_head_def.
3597 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3599 PR rtl-optimization/31391
3600 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3601 into a DELETED_LABEL note, and the label is in an empty basic
3602 block, update BB_END as well as BB_HEAD.
3604 2007-04-01 Richard Henderson <rth@redhat.com>
3606 PR tree-optimization/31169
3607 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3608 to varying if the range is outside [0, prec-1].
3610 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3613 * config/mips/mips.md (load_const_gp): New insn.
3614 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3615 the MIPS16 GP pseudo register if no_new_pseudos.
3616 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3618 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3621 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3623 (call_value): Likewise.
3625 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3626 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3629 * doc/invoke.texi: (optimization options): Reword description
3630 of -ffast-math. Document its primary purpose.
3632 2007-03-31 Richard Guenther <rguenther@suse.de>
3634 * omp-low.c (splay-tree.h): Include.
3635 (lookup_decl): Replace splay-tree usage by pointer-map.
3636 (maybe_lookup_decl): Likewise.
3637 (new_omp_context): Likewise.
3638 (delete_omp_context): Likewise.
3639 * gimplify.c (splay-tree.h): Include.
3640 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3642 (remap_ssa_name): Likewise.
3643 (remap_decl): Likewise.
3644 (remap_type_1): Likewise.
3645 (remap_type): Likewise.
3646 (copy_body_r): Likewise.
3647 (expand_call_inline): Likewise.
3648 (clone_body): Likewise.
3649 (copy_tree_r): Likewise.
3650 (remap_save_expr): Likewise.
3651 (unsave_r): Likewise.
3652 (unsave_expr_now): Likewise.
3653 (tree_function_versioning): Likewise.
3654 (build_duplicate_type): Likewise.
3655 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3656 (struct copy_body_data): Replace splay-tree by pointer-map.
3657 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3658 not $(SPLAY_TREE_H).
3659 (gimplify.o): Depend on $(SPLAY_TREE_H).
3660 (omp-low.p): Likewise.
3662 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3664 * config/avr/predicates.md (even_register_operand,
3665 odd_register_operand): New predicates.
3666 * config/avr/avr.md (movw peephole2): New.
3667 (movw_r peephole2): New.
3669 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3671 * tree.h (get_signed_or_unsigned_type): New.
3672 * fold-const.c (operand_equal_for_comparison_p): Use
3673 get_signed_or_unsigned_type instead of
3674 lang_hooks.types.signed_or_unsigned_type.
3675 * expr.c (store_expr): Ditto.
3676 * langhooks.c (get_signed_or_unsigned_type): New.
3677 (lhd_signed_or_unsigned_type): New.
3678 * langhooks.h (lhd_signed_or_unsigned_type): New.
3679 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3681 2007-03-30 Richard Henderson <rth@redhat.com>
3683 * tree-ssa-loop-ivopts.c: Include target.h.
3684 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3685 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3686 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3687 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3689 2007-03-30 Richard Henderson <rth@redhat.com>
3690 Kai Tietz <kai.tietz@onevision.com>
3692 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3694 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3695 (TARGET_64BIT_MS_ABI): New.
3696 (DBX_REGISTER_NUMBER): Handle 64-bit.
3697 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3698 (LONG_TYPE_SIZE): Force to 32.
3699 (REG_PARM_STACK_SPACE): New.
3700 (OUTGOING_REG_PARM_STACK_SPACE): New.
3701 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3702 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3703 (STACK_BOUNDARY): Use 128 for 64-bit.
3704 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3705 Add 64-bit implementation.
3706 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3708 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3709 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3710 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3711 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3712 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3713 TARGET_64BIT_MS_ABI.
3714 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3715 (ix86_pass_by_reference): Likewise.
3716 (ix86_function_value_regno_p): Likewise.
3717 (ix86_build_builtin_va_list): Likewise.
3718 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3719 (function_arg_advance_ms_64): New.
3720 (function_arg_advance): Call it.
3721 (function_arg_ms_64): New.
3722 (function_arg): Call it.
3723 (function_value_ms_64): New.
3724 (ix86_function_value_1): Call it.
3725 (return_in_memory_ms_64): New.
3726 (ix86_return_in_memory): Call it.
3727 (setup_incoming_varargs_ms_64): New.
3728 (ix86_setup_incoming_varargs): Call it.
3729 (ix86_expand_prologue): Handle 64-bit stack probing.
3730 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3731 (output_pic_addr_const): Likewise.
3732 (x86_this_parameter): Likewise.
3733 (x86_output_mi_thunk): Likewise.
3734 (x86_function_profiler): Likewise.
3735 (TARGET_STRICT_ARGUMENT_NAMING): New.
3736 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3737 (TARGET_64BIT_MS_ABI): New.
3738 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3739 * config/i386/i386.md (allocate_stack_worker): Remove.
3740 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3741 describe the clobber of eax without a match_scratch.
3742 (allocate_stack_worker_postreload): Remove.
3743 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3744 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3745 (allocate_stack_worker_rex64_postreload): Remove.
3746 (allocate_stack): Handle 64-bit.
3747 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3748 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3749 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3750 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3751 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3752 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3753 * config.build (x86_64-*-mingw*): New host.
3754 * config.host (x86_64-*-mingw*): New host.
3755 * config.gcc (x86_64-*-mingw*): New target.
3756 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3758 2007-03-30 Richard Henderson <rth@redhat.com>
3759 Kai Tietz <kai.tietz@onevision.com>
3761 * c-pragma.c (struct def_pragma_macro_value): New.
3762 (struct def_pragma_macro): New.
3763 (pushed_macro_table): New.
3764 (dpm_hash, dpm_eq): New.
3765 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3766 (init_pragma): Install them.
3767 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3769 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3771 * config/avr/avr.c (avr_override_options): Clear
3772 'flag_delete_null_pointer_checks'.
3774 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3777 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3778 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3779 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3780 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3781 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3782 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3783 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3785 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3787 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3789 * regmove.c: Move all of pass_stack_adjustments from here...
3790 * combine-stack-adj.c: ...to this new file.
3791 * Makefile.in: Add rules for combine-stack-adj.o.
3793 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3795 PR tree-optimization/31383
3796 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3797 to have the same length.
3799 2007-03-30 Jan Hubicka <jh@suse.cz>
3802 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3803 availablility; add more sanity checking; ask varpool only about
3806 2007-03-29 Richard Henderson <rth@redhat.com>
3808 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3809 to decide, but __SIZEOF_LONG_LONG__.
3811 2007-03-29 Richard Henderson <rth@redhat.com>
3813 * emutls.c (struct __emutls_array): New.
3814 (emutls_destroy): Use it instead of casting element 0 from void*.
3815 (__emutls_get_address): Likewise.
3817 2007-03-29 Richard Henderson <rth@redhat.com>
3819 * varasm.c (initializer_constant_valid_p): Don't deny
3820 DECL_DLLIMPORT_P on functions.
3822 * config/i386/cygming.h: Remove function declarations.
3823 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3824 (ASM_OUTPUT_LABELREF): Remove.
3825 (COMMON_ASM_OP): Remove.
3826 (ASM_OUTPUT_COMMON): Remove.
3827 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3828 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3829 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3830 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3831 Rename from TARGET_ENCODE_SECTION_INFO.
3832 * config/i386/netware.h: Likewise.
3833 * config/i386/i386-protos.h: Update.
3834 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3835 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3836 (legitimate_constant_p): Reject dllimports.
3837 (dllimport_map, get_dllimport_decl): New.
3838 (legitimize_dllimport_symbol): New.
3839 (legitimize_address, ix86_expand_move): Use it.
3840 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3841 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3842 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3843 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3844 * config/i386/predicates.md (constant_call_address_operand): Only
3845 accept symbols; reject dllimport_p symbols.
3846 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3847 i386_pe_maybe_record_exported_symbol.
3848 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3849 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3850 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3851 trust the setting of DECL_DLLIMPORT_P.
3852 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3853 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3854 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3855 tidy the argument scanning loop.
3856 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3857 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3858 (i386_pe_strip_name_encoding): Remove.
3859 (i386_pe_binds_local_p): New.
3860 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3861 (i386_pe_output_labelref): Remove.
3862 (i386_pe_asm_output_aligned_decl_common): New.
3863 (i386_pe_maybe_record_exported_symbol): Rename from
3864 i386_pe_record_exported_symbol; check for dllexported symbols.
3866 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3868 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3869 add comment explaining why vsnprintf cannot be used.
3871 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3873 PR tree-optimization/30666
3874 * tree.c (build_complex_type): When creating type names for DWARF2
3875 debug info, create TYPE_DECLs for TYPE_NAME instead of
3877 (build_common_tree_nodes_2): Use build_complex_type when building
3878 predefined complex types, to preserve canonical types.
3880 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3882 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3883 (noce_get_alt_condition): Look at it to determine whether to
3884 reverse the condition or not.
3885 (noce_get_condition): Substitute the truth for lies.
3886 (noce_find_if_block): Set the then_else_reversed field.
3888 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3890 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3891 destination of this insn.
3892 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3893 than calling gen_rtx_SET directly. Use r0 to hold the value of
3894 'address + 4' rather than a stack based temporary which can be
3897 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3899 * config/s390/s390.c (s390_secondary_input_reload_class,
3900 s390_secondary_output_reload_class): Functions removed.
3901 (s390_secondary_reload): New function.
3902 (TARGET_SECONDARY_RELOAD): Target macro defined.
3903 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3904 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3905 * config/s390/s390.md ("reload_outti", "reload_outdi",
3906 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3907 "reload_out<mode>"): Expanders removed.
3908 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3909 "reload<mode>_nonoffmem_out"): Expanders added.
3911 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3913 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3914 SRC->DEST replacement failed anyway.
3916 2007-03-28 Mike Stump <mrs@apple.com>
3918 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3919 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3920 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3922 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3924 * config.gcc: Accept barcelona as a variant of amdfam10.
3925 * config/i386/i386.c (override_options): Likewise.
3926 * doc/invoke.texi: Likewise.
3928 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3930 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3931 offsets for BIT_FIELD_REF and COMPONENT_REF.
3933 2007-03-28 Richard Guenther <rguenther@suse.de>
3935 * tree.c (is_global_var): Move ...
3936 * tree-flow-inline.h (is_global_var): ... here.
3937 * tree.h (is_global_var): Remove declaration.
3939 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3943 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3944 * config/i386/i386.c (ix86_tune_features): Initialize new
3946 * config/i386/predicates.md (promotable_binary_operator): Use
3947 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3949 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3952 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3954 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3956 * config/fr30/fr30.md (movsi_internal): Change destination
3957 constraint from m to V and add m to the end.
3959 2007-03-28 Christian Bruel <christian.bruel@st.com>
3961 * config/sh/sh.md (movsi_i): Fix type attribute.
3963 2007-03-28 Christian Bruel <christian.bruel@st.com>
3965 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3966 (movsf_ie): Likewise.
3968 2007-03-28 Christian Bruel <christian.bruel@st.com>
3970 * config.gcc: Add sh4-300 to multilib.
3971 * config/sh/t-mlib-sh4-300: New file.
3973 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3975 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3976 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3978 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3979 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3980 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3981 "fixuns_trunctddi2"): Whitespace fix.
3983 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3985 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3986 the definition of struct sh_args.
3987 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3988 CALL_COOKIE_INT_REG_GET): Likewise.
3990 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3992 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3993 transformations are applied successfully.
3995 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3997 * tree.c (tree_contains_struct): Permit 512 tree codes.
3998 * tree.h (tree_contains_struct): Ditto.
3999 (MAX_TREE_CODES): Ditto.
4000 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4001 SPARE member to store remaining padding bits.
4003 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4005 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4008 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4010 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4011 * configure: Regenerate.
4013 * configure: Regenerate using the correct version of autoconf.
4015 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4017 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4019 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4020 regs to "__SP_L__" and "__SP_H__".
4022 2007-03-27 Richard Guenther <rguenther@suse.de>
4024 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4025 computations with it with a HOST_WIDE_INT variable.
4027 2007-03-26 Mike Stump <mrs@apple.com>
4029 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4030 objective-c-header, objective-c++-header and objc++-cpp-output
4032 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4034 2007-03-26 Richard Henderson <rth@redhat.com>
4037 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4038 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4039 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4040 IX86_BUILTIN_PSRLQ128): New.
4041 (ix86_init_mmx_sse_builtins): Add them.
4042 (ix86_expand_builtin): Expand them.
4043 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4044 operand 2 be TImode.
4045 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4046 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4047 _mm_srli_epi64): Mark __B const.
4048 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4049 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4050 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4051 new two-vector shift builtins.
4053 2007-03-26 Ian Lance Taylor <iant@google.com>
4055 PR tree-optimization/31345
4056 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4057 [+INF, +INF(OVF)] into VARYING.
4059 2007-03-26 Zack Weinberg <zackw@panix.com>
4061 * gengtype-parse.c: New file.
4062 * gengtype-yacc.y: Delete.
4063 * gengtype-lex.l: Don't include gengtype-yacc.h.
4064 Define YY_DECL and yyterminate appropriately for recursive
4065 descent parser. yylval is now a string out-parameter to yylex.
4066 (HWS, EOID): New shorthand.
4067 (IWORD): Add a couple more types.
4068 (yylex): Add a setup stanza. Remove the complex rules for
4069 detecting GTY'ed types and typedefs; replace with simple
4070 keyword detectors. Adjust everything for the changed
4071 definition of yylval. Ignore all pp-directives, not just #define.
4073 (parse_file): Rename yybegin; do not call yyparse.
4075 * gengtype.c (xasprintf): Export again.
4076 (this_file): New. Use everywhere __FILE__ was being used.
4077 (get_lang_bitmap): Special case types defined in gengtype.c.
4078 (do_typedef, new_structure): Suppress definition of certain types.
4079 (new_structure): Improve diagnostics of duplicate definitions.
4080 Make sure location_s is associated with input.h.
4081 (nreverse_pairs, define_location_structures): New functions.
4082 (main): Improve tagging of kludge types. Remove old kludges
4083 for input.h types; use define_location_structures.
4084 * gengtype.h: Update prototypes. Define token codes here.
4085 * Makefile.in: Remove all references to gengtype-yacc.
4086 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4088 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4089 add GTY((skip)) to the field that's only conditionally there.
4090 * doc/install.texi: Document that Bison is no longer required
4091 unless building treelang.
4093 * gengtype.c: Don't include gtyp-gen.h.
4094 (srcdir): Declare here.
4095 (base_files, lang_dir_names): Allocate dynamically.
4096 (gt_files, num_gt_files, num_lang_dirs): New globals.
4097 (measure_input_list, read_input_line, read_input_list)
4098 (set_lang_bitmap): New functions.
4099 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4100 simplify, relying on read_input_list to set up the bitmaps.
4101 (main): Arguments are no longer unused. Check for correct number
4102 of command line arguments, set srcdir and srcdir_len, then call
4103 read_input_list, before doing anything else. No need to worry
4104 about duplicates in main loop.
4105 * configure.ac: Simplify the calculation of all_gtfiles.
4106 Put language tags in there. Don't set or substitute
4107 all_gtfiles_files_langs or all_gtfiles_files_frags.
4108 * Makefile.in: Revamp the way gengtype is invoked, now that it
4109 takes a file on its command line with a much simpler format.
4110 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4111 (GTFILES): Remove duplicates and C source files.
4112 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4113 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4114 * configure: Regenerate.
4116 * gengtype.h: Remove all type definitions to gengtype.c; leave
4117 only definitions of options_p, type_p, and pair_p as opaque
4118 pointers. Update prototypes.
4119 * gengtype.c: Many type definitions moved here from gengtype.h.
4120 Consolidate type definitions at the top of the file.
4121 (xvasprintf): Delete.
4122 (xasprintf): Make static.
4123 (create_nested_pointer_option): Add 'next' parameter.
4124 (create_field_all, create_field_at): New functions.
4125 (create_field): Now a thin wrapper around create_field_all.
4126 (create_optional_field): Rename create_optional_field_ and add
4127 line argument. Original name is now a macro which supplies
4129 (oprintf): Use vsnprintf directly.
4130 (close_output_files): Use fatal rather than perror/exit.
4131 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4132 (main): Set progname. Don't use exit.
4133 * gengtype-yacc.y (struct_fields): Use create_field_at.
4134 (option, optionseqopt): Delete.
4135 (optionseq): Consolidate productions from option here so we
4136 can use the first argument to create_option.
4138 * gengtype-lex.l: Distinguish unions from structures in the
4139 token type. Don't call find_structure; return the tag as a string.
4140 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4141 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4142 Reorganize typedef_struct production accordingly.
4143 Use create_nested_ptr_option.
4144 * gengtype.c (create_nested_ptr_option): New function.
4145 * gengtype.h: Declare it.
4147 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4148 (string_type): Don't declare.
4149 (do_scalar_typedef): Declare.
4150 (create_scalar_type): Update prototype.
4151 * gengtype.c (string_type): Make static.
4152 (scalar_nonchar, scalar_char): New.
4153 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4154 (resolve_typedef): Use scalar_nonchar for error recovery.
4155 (create_scalar_type): Remove name_len field. Return scalar_char
4156 or scalar_nonchar as appropriate.
4157 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4159 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4161 (main): Initialize scalar_char and scalar_nonchar before calling
4163 * gengtype-lex.l: Adjust for removal of second argument to
4164 create_scalar_type. Use yylval.s instead of yylval.t when
4166 * gengtype-yacc.y: Type of SCALAR is string. Call
4167 create_scalar_type from type:SCALAR rule. Adjust for removal of
4168 second argument to create_scalar_type.
4170 * vec.h: Remove all #if IN_GENGTYPE blocks.
4171 Add comment saying that changes may require adjustments to gengtype.
4172 * gengtype.c: Don't include coretypes.h or tm.h.
4173 Add comment to inclusion of errors.h.
4174 (note_def_vec, note_def_vec_alloc): New functions.
4175 * gengtype.h: Declare new functions.
4176 * gengtype-lex.l: Don't include coretypes.h.
4177 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4179 (update_lineno): Remove unnecessary prototype.
4180 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4181 (VEC rule): Just return VEC_TOKEN.
4182 * gengtype-yacc.y (VEC_TOKEN): New token type.
4183 (type): Add a production for VEC(a,b).
4184 * Makefile.in: Update dependencies.
4186 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4187 typedefs that use the old PARAMS macro.
4189 * gengtype-lex.l: Remove all rules and states relating to yacc
4191 * gengtype-yacc.y: Similarly.
4192 * gengtype.c (note_yacc_type): Delete function.
4193 * gengtype.h: Update prototypes.
4195 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4197 * tree-pretty-print.c (dump_generic_node): Report precision of
4198 unnamed integer types.
4200 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4202 * ifcvt.c (noce_try_store_flag_constants): Don't check
4203 no_new_pseudos here.
4204 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4205 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4206 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4207 noce_try_sign_mask): Likewise.
4208 (if_convert): Check no_new_pseudos here.
4210 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4212 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4213 (noce_get_condition): Handle new then_else_reversed argument.
4214 (noce_init_if_info): Remove, fold into noce_find_if_block.
4215 (noce_process_if_block): Take a struct noce_if_info as the
4216 argument. Don't set up one based on ce_if_info. Update pointer
4217 references accordingly.
4218 (cond_move_process_if_block): Likewise.
4219 (process_if_block): Removed.
4220 (find_if_block): Removed. Move functionality two new functions,
4221 noce_find_if_block and cond_exec_find_if_block.
4222 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4223 blocks and the symmetric IF-ELSE-JOIN case.
4224 (cond_exec_find_if_block): Also new function mostly based on old
4225 find_if_block and process_if_block.
4226 (find_if_header): Replace find_if_block call with separately
4227 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4228 (find_cond_trap): Update noce_get_condition call.
4229 (dead_or_predicable): Likewise.
4231 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4233 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4235 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4236 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4237 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4238 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4239 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4240 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4241 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4242 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4243 __builtin_ia32_psrad128 builtins.
4245 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4247 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4248 * config/i386/constraints.md
4249 (define_constraint "I"): Use IN_RANGE macro.
4250 (define_constraint "J"): Ditto.
4251 (define_constraint "K"): Ditto.
4252 (define_constraint "M"): Ditto.
4253 (define_constraint "N"): Ditto.
4254 (define_constraint "O"): Ditto.
4255 * config/i386/predicates.md
4256 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4257 (define_predicate "const_0_to_3_operand"): Ditto.
4258 (define_predicate "const_0_to_7_operand"): Ditto.
4259 (define_predicate "const_0_to_15_operand"): Ditto.
4260 (define_predicate "const_0_to_63_operand"): Ditto.
4261 (define_predicate "const_0_to_255_operand"): Ditto.
4262 (define_predicate "const_1_to_31_operand"): Ditto.
4263 (define_predicate "const_2_to_3_operand"): Ditto.
4264 (define_predicate "const_4_to_7_operand"): Ditto.
4266 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4268 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4269 in SImode for save_world.
4270 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4273 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4275 PR tree-optimization/30784
4276 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4279 2007-03-25 Revital Eres <eres@il.ibm.com>
4281 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4282 Fold movement_possibility function into it.
4284 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4286 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4287 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4288 (call_indirect_nonlocal_darwin64): Same.
4289 (call_nonlocal_darwin64): Same.
4290 (call_value_indirect_nonlocal_darwin64): Same.
4291 (call_value_nonlocal_darwin64): Same.
4292 (sibcall_nonlocal_darwin64): Same.
4293 (sibcall_value_nonlocal_darwin64): Same.
4294 (sibcall_symbolic_64): Same.
4295 (sibcall_value_symbolic_64): Same.
4296 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4298 (rs6000_emit_load_toc_table): Same.
4299 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4300 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4306 (load_toc_v4_pic_si): Same
4307 (load_toc_v4_PIC_1): Same.
4308 (load_toc_v4_PIC_1b): Same.
4309 (call_indirect_aix{32,64}): Same.
4310 (call_value_indirect_aix{32,64}): Same.
4313 (call_local{32,64}): Same.
4314 (call_value_local{32,64}): Same.
4315 (call_indirect_nonlocal_aix{32,64}): Same.
4316 (call_nonlocal_aix{32,64}): Same.
4317 (call_value_indirect_nonlocal_aix{32,64}): Same.
4318 (call_value_nonlocal_aix{32,64}): Same.
4319 (call_indirect_nonlocal_sysv<mode>): Same.
4320 (call_nonlocal_sysv<mode>): Same.
4321 (call_value_indirect_nonlocal_sysv<mode>): Same.
4322 (call_value_nonlocal_sysv<mode>): Same.
4324 (sibcall_local{32,64}): Same.
4325 (sibcall_value_local{32,64}): Same.
4326 (sibcall_nonlocal_aix{32,64}): Same.
4327 (sibcall_value_nonlocal_aix{32,64}): Same.
4328 (sibcall_nonlocal_sysv<mode>): Same.
4329 (sibcall_value): Same.
4330 (sibcall_value_nonlocal_sysv<mode>): Same.
4332 2007-03-24 Paul Brook <paul@codesourcery.com>
4334 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4335 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4337 2007-03-24 Richard Henderson <rth@redhat.com>
4339 * config/ia64/constraints.md: New file.
4340 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4341 satisfies_constraint_?.
4342 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4343 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4344 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4345 ia64_output_mi_thunk): Likewise.
4346 (ia64_const_ok_for_letter_p): Remove.
4347 (ia64_const_double_ok_for_letter_p): Remove.
4348 (ia64_extra_constraint): Remove.
4349 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4350 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4351 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4352 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4353 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4354 EXTRA_MEMORY_CONSTRAINT): Remove.
4355 * config/ia64/ia64.md: Include constriants.md. Replace
4356 CONST_OK_FOR_? with satisfies_constraint_?.
4358 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4359 H.J. Lu <hongjiu.lu@intel.com>
4361 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4363 (name macros): Use DPD_BID_NAME to convert names properly.
4365 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4366 decimal floating point format.
4367 (init_floating_libfuncs): Change decimal functions so that they
4368 have a "bid_" prefix if the decimal system uses the BID format,
4369 and "dpd_" prefix if the decimal system uses the DPD format.
4370 (init_interclass_conv_libfuncs): Ditto.
4371 (init_intraclass_conv_libfuncs): Ditto.
4373 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4374 using the BID format.
4376 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4377 whether we are using the BID decimal format.
4378 * configure: Regenerate.
4380 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4381 the compiler has decimal floating point enabled. Define
4382 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4385 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4386 using the BID format.
4388 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4389 whether we are using the BID decimal format.
4390 * configure: Regenerate.
4392 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4393 the compiler has decimal floating point enabled. Define
4394 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4397 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4398 options, and that it is enabled for i386/x86_64 systems.
4400 * Makefile.in (enable_decimal_float): New.
4402 (DECNUMINC): Add -I$(DECNUMFMT).
4403 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4404 to $(DECNUMFMT) from $(DECNUM).
4406 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4407 Substitute enable_decimal_float.
4408 * configure: Regenerated.
4411 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4414 * configure.ac: Enable decimal float for x86_64-*-linux*.
4415 * configure: Regenerated.
4418 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4419 decimal128ClearSign to flip and clear the sign bit in decimal128.
4420 (decimal_real_maxval): Set decimal128SetSign to set the sign
4423 2007-03-23 Ian Lance Taylor <iant@google.com>
4425 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4427 2007-03-23 Ian Lance Taylor <iant@google.com>
4429 * tree-dump.c (dump_files): Correct comment.
4431 2007-03-23 Ian Lance Taylor <iant@google.com>
4433 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4435 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4437 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4438 in cfglayout mode. Don't go into and out of cfglayout mode.
4439 Link the blocks in the order of the constructed traces.
4440 (rest_of_handle_tracer): Adjust call to tracer.
4441 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4442 Don't go into cfglayout mode.
4443 (rtl_loop_done): Don't go out of cfglayout mode.
4444 * cfglayout.c (relink_block_chain): New function, split out from...
4445 (fixup_reorder_chain): ...here. Remove redundant checking.
4446 (cfg_layout_finalize): Don't clear the header, footer, and aux
4447 fields here, move the code to do so to relink_block_chain. Likewise
4448 for free_original_copy_tables.
4449 * rtl.h (tracer): Update prototype.
4450 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4451 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4452 mode. Use relink_block_chain to serialize the CFG according to the
4453 new basic block order. Move targetm.cannot_modify_jumps_p check from
4455 (gate_handle_reorder_blocks): ...to here.
4456 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4458 (gate_duplicate_computed_gotos): ...to here.
4459 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4460 something always changes when going into and out of cfglayout mode.
4461 Perform an expensive cfg cleanup while going into cfglayout mode.
4462 Always update liveness information on HAVE_conditional_execution
4463 targets. Reserialize the basic blocks and go out of cfglayout mode.
4464 * reg-stack.c: Include cfglayout.h.
4465 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4466 the call to reorder_basic_blocks.
4467 * basic-block.h (reorder_basic_blocks): Update prototype.
4468 (relink_block_chain): New prototype.
4469 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4471 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4473 * config/mips/mips.md (type, hazard, *movdi_32bit,
4474 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4475 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4476 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4477 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4478 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4480 (movcc): Change first xfer to multi.
4481 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4482 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4483 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4484 config/mips/generic.md: Change reservations using "xfer" to use
4486 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4487 using match_operand.
4488 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4489 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4491 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4493 2007-03-22 Richard Henderson <rth@redhat.com>
4495 * config/i386/i386.c: Remove unnecessary function declarations.
4496 Move targetm definition, and all related macros, to the end of
4497 the file. Resort some functions to put definitions before uses.
4498 (ix86_attribute_table): Make static. Move to end of file.
4499 (ix86_gimplify_va_arg): Make static.
4501 2007-03-22 Richard Henderson <rth@redhat.com>
4503 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4504 don't increase local_regparm with force_align_arg_pointer check.
4505 (ix86_function_sseregparm): Assert 32-bit.
4506 (type_has_variadic_args_p): New.
4507 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4508 type_has_variadic_args_p.
4509 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4510 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4511 use memset instead. Do maybe_vaarg check first; skip attribute
4512 tests if true; skip attribute tests for 64-bit.
4513 (construct_container): Remove TARGET_DEBUG_ARG.
4514 (function_arg_advance_32, function_arg_advance_64): Split out ...
4515 (function_arg_advance): ... from here.
4516 (function_arg_32, function_arg_64): Split out ...
4517 (function_arg): ... from here.
4518 (ix86_pass_by_reference): Tidy.
4519 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4520 (function_value_32): New, from parts of ix86_function_value
4521 and ix86_value_regno.
4522 (function_value_64): New, from parts of ix86_function_value
4523 and ix86_libcall_value.
4524 (ix86_function_value_1): New.
4525 (ix86_function_value, ix86_libcall_value): Use it.
4526 (return_in_memory_32, return_in_memory_64): Split out ...
4527 (ix86_return_in_memory): ... from here.
4528 (ix86_struct_value_rtx): Skip for 64-bit.
4529 (ix86_libcall_value, ix86_value_regno): Remove.
4530 (setup_incoming_varargs_64): Split out ...
4531 (ix86_setup_incoming_varargs): ... from here.
4532 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4533 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4534 * config/i386/i386-protos.h (ix86_function_value): Remove.
4535 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4537 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4540 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4541 infinities not supported, otherwise emit warning if -Woverflow. On
4542 underflow, emit warning if -Woverflow.
4543 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4545 * real.h (real_from_string): Update declaration
4547 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4548 Richard Henderson <rth@redhat.com>
4550 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4551 * calls.c (compute_argument_block_size, expand_call,
4552 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4553 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4554 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4555 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4556 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4557 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4558 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4559 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4562 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4564 * c-incpath.c (add_sysroot_to_chain): New.
4565 (merge_include_chains): Add sysroot argument. Call
4566 add_sysroot_to_chain if sysrooted.
4567 (register_include_chains): Update call to merge_include_chains.
4568 * doc/cppopts.texi: Document use of '=' in include directory
4571 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4573 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4574 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4575 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4576 insn pattern using X87MODEF12 mode macro.
4578 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4580 * regmove.c (regmove_optimize): Use reg_mentioned_p
4581 instead of reg_overlap_mentioned_p for DST.
4583 2007-03-21 Mike Stump <mrs@apple.com>
4585 * c.opt: Fixup for Objective-C/C++.
4587 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4589 * explow.c (convert_memory_address): Fold memory reference when
4590 POINTERS_EXTEND_UNSIGNED < 0
4592 2007-03-21 Richard Henderson <rth@redhat.com>
4595 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4596 * config/i386/mmintrin.h (__m64): Likewise.
4597 * config/i386/xmmintrin.h (__m128): Likewise.
4599 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4601 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4602 (VXWORKS_OS_CPP_BUILTINS): Define.
4603 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4604 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4606 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4608 * rtl.h (constant_pool_reference_p): Delete.
4609 (find_constant_src): Declare.
4610 * rtlanal.c (find_constant_src): New function.
4611 * simplify-rtx.c (constant_pool_reference_p): Delete.
4612 * config/i386/i386.md: Use find_constant_src instead of
4613 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4615 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4617 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4618 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4620 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4622 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4623 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4624 (arm_elf_asm_constructor): Use it.
4625 (arm_elf_asm_destructor): New function.
4627 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4629 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4631 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4633 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4635 2007-03-19 Andrew Haley <aph@redhat.com>
4637 PR tree-optimization/31264
4638 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4641 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4643 PR rtl-optimization/30907
4644 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4645 (fwprop_init): Always call loop_optimizer_initialize.
4646 (fwprop_done): Always call loop_optimizer_finalize.
4647 (fwprop): We always have loop info now.
4648 (gate_fwprop_addr): Remove.
4649 (pass_fwprop_addr): Use gate_fwprop as gate.
4651 PR rtl-optimization/30841
4652 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4653 df_chain_alloc): Call df_reorganize_refs unconditionally.
4654 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4655 refs_organized to refs_organized_size.
4656 (df_ref_create_structure): Use refs_organized_size instead of
4657 bitmap_size if refs had been organized, and keep refs_organized_size
4659 * df.h (struct df_ref_info): Change refs_organized to
4660 refs_organized_size.
4661 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4664 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4666 * except.c (output_function_exception_table): Do not reference the
4667 EH personality routine for functions that do not require an
4670 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4673 * c-typeck.c (convert_for_assignment): Call comptypes for
4674 RECORD_TYPE or UNION_TYPE.
4677 * reload1.c (reload): Do invalid ASM checking after
4678 cleanup_subreg_operands.
4680 2007-03-19 Jeff Law <law@redhat.com>
4682 * tree-cfg.c (find_taken_edge): Tighten conditions for
4683 optimizing computed gotos.
4685 2007-03-19 Michael Matz <matz@suse.de>
4687 * builtins.c (expand_builtin_sync_operation,
4688 expand_builtin_compare_and_swap,
4689 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4692 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4693 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4696 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4698 * doc/tm.texi: Add brackets around the return type of
4699 TARGET_SECONDARY_RELOAD.
4701 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4702 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/31254
4705 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4706 Use handled_component_p () where appropriate. Continue
4707 propagating into the rhs if we propagated into an INDIRECT_REF
4710 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4712 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4713 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4714 (xde, xdee): Mode attributes adjusted to support DFP modes.
4715 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4716 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4717 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4718 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4719 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4720 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4721 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4723 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4724 "movsf"): Insn definitions removed.
4725 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4726 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4727 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4729 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4730 "reload_in<mode>", "reload_out<mode>"): Expander added.
4731 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4736 * config/s390/s390.md: Only non-functional changes. Renamed
4737 FPR mode macro to BFP all over the file.
4739 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4741 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4742 (op_type attribute): RRF instruction type added.
4743 (fT0): New mode attribute.
4744 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4745 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4746 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4747 no secondary memory is needed when moving DFmode values between GPRs
4750 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4752 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4753 inverted and documentation adjusted.
4754 ("mhard-dfp", "msoft-dfp"): New options.
4755 * config/s390/s390.c (s390_handle_arch_option): New architecture
4757 (override_options): Sanity checks for the new options added.
4758 * config.gcc: New architecture switch: z9-ec.
4759 * config/s390/s390.h (processor_flags): PF_DFP added.
4760 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4761 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4762 when the bit is NOT set so remove it from the defaults.
4764 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4766 * genemit.c (main): Print include statement for dfp.h.
4767 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4770 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4772 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4774 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4777 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4780 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4782 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4783 attr_length_call, output_call, output_indirect_call): Cleanup
4784 formatting of targetm calls.
4786 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4788 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4790 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4792 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4793 reservation, bypass and anti-bypass descriptions for these instructions.
4794 Update move patterns.
4795 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4798 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4800 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4801 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4802 (get_initial_def_for_reduction): Likewise.
4804 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4806 Fix PR tree-optimization/29922
4807 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4808 (get_representative): Removed.
4809 (value_dies_in_block_x): Update for rvuse removal.
4810 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4811 (compute_antic_aux): Handle when PHI nodes appear in
4812 non-single-successors.
4813 (dump_bitmap_of_names): Removed.
4814 (compute_antic_safe): Renamed and removed rvuse calculation.
4815 Calculate only antic safe.
4816 (insert_into_preds_of_block): Remove assert.
4817 (execute_pre): Update for renamed functions.
4818 (defer_or_phi_translate_block): New function.
4820 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4822 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4823 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4825 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4826 Follow spelling conventions.
4828 * tree-data-ref.h: Remove the prototype for analyze_array.
4830 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4832 PR tree-optimization/31041
4833 * tree-vect-transform.c (get_initial_def_for_induction): Call
4834 force_gimple_operand.
4836 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4838 * ipa-type-escape.c (look_for_casts) : Revert code to use
4839 handled_component_p due to ada test a-numaux.adb.
4841 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4843 * final.c (final_scan_insn): Alter the condition of a
4844 conditional trap if we have nonstandard CC.
4846 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4848 * configure.ac: Remove excess quoting from asm line 0 test.
4849 * configure: Rebuilt.
4851 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4853 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4854 * c-common.c (convert_and_check): Move warning logic to...
4855 (warnings_for_convert_and_check): ...here. Define.
4856 * c-common.h (warnings_for_convert_and_check): Declare.
4858 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4860 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4861 (output_call): Likewise.
4863 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4865 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4867 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4869 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4871 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4873 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4874 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4876 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4878 PR tree-optimization/31183
4879 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4880 Use double_int instead of unsigned int for representing access_strides.
4881 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4883 2007-03-16 Richard Guenther <rguenther@suse.de>
4885 PR tree-optimization/31146
4886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4887 to allow recursion of forward_propagate_addr_expr.
4888 (forward_propagate_addr_into_variable_array_index): Likewise.
4889 (forward_propagate_addr_expr): Likewise.
4890 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4891 (forward_propagate_addr_expr_1): Recurse on simple copies
4892 instead of propagating into them. Do so for useless conversions
4894 (forward_propagate_addr_expr): Clean up unused statements after
4897 2007-03-16 Richard Guenther <rguenther@suse.de>
4899 * builtins.c (expand_builtin_cexpi): Use the right argument
4900 for the expansion via cexp.
4902 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4904 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4905 * configure: Rebuilt.
4907 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4910 * dwarf2out.c (force_type_die): Adjust comment.
4911 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4913 2007-03-15 DJ Delorie <dj@redhat.com>
4915 * config/frv/predicates.md (minmax_operator): Don't check operands
4918 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4920 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4921 Update constant estimates of number of iterations.
4922 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4923 argument renamed to "realistic".
4924 (compute_estimated_nb_iterations): Removed.
4925 (record_niter_bound): New function.
4926 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4927 call record_nonwrapping_iv with upper = false.
4928 (infer_loop_bounds_from_signedness): Pass upper argument to
4929 record_nonwrapping_iv.
4930 (estimate_numbers_of_iterations_loop): Do not call
4931 compute_estimated_nb_iterations. Record estimate based on profile
4932 information. Initialize the constant estimates of number of
4934 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4936 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4937 number of iterations is too small.
4938 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4939 (EST_NOT_AVAILABLE): Removed.
4940 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4941 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4944 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4946 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4947 Handle NE_EXPR guards.
4949 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4952 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4953 Set also -pedantic-errors by default for the preprocessor unless
4954 -fpermissive is given.
4956 2007-03-15 Richard Guenther <rguenther@suse.de>
4960 * builtins.c (expand_builtin_cexpi): As a fallback if we
4961 don't have builtins for sincos or cexp create a function
4962 declaration for cexp and expand to a call to that.
4963 (expand_builtin_int_roundingfn): Always fall
4964 back to floor/ceil and its variants even if they may be
4967 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4970 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4971 jump tables, move the call to delete_dead_jumptables from here...
4972 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4973 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4974 don't allow merging of blocks that try_redirect_by_replacing_jump
4975 also does not handle when not optimizing.
4977 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4978 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4980 * config/i386/i386.md (x86_sahf_1): Correctly handle
4983 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4986 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4987 x86_64_general_operand as operand[2] predicate. Remove "iF"
4988 from operand constraints and use "e" constraint instead.
4989 (*subti3_1, *subti3_1 splitter): Ditto.
4990 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4991 operand[1] predicate.
4993 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4995 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4996 arrays, multiply the access strides by the size of the sub-array.
4997 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4999 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5001 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5002 the configured assembler supports the sahf mnemonic.
5003 * configure: Regenerate.
5004 * config.in: Regenerate.
5006 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5007 emit "sahf" or ".byte\t0x9e" as asm template.
5009 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5012 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5013 option to replace hard coded TARGET_xxx in md file.
5014 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5015 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5016 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5017 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5018 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5019 (X86_TUNE_NOT_VECTORMODE): Ditto.
5020 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5021 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5022 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5023 (TUNE_SLOW_IMUL_IMM8): Ditto.
5024 (TUNE_MOVE_M1_VIA_OR): Ditto.
5025 (TUNE_NOT_UNPAIRABLE): Ditto.
5026 (TUNE_NOT_VECTORMODE): Ditto.
5028 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5031 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5032 tuning options instead of hard coded TARGET_xxx.
5033 (fix ssemode peephole2's): Ditto.
5034 (imul peephole2's): Ditto.
5036 (movdi_or_rex64): Ditto.
5037 (move peephole2): Ditto.
5038 (not peephole2's): Ditto.
5040 2007-03-14 Dirk Mueller <dmueller@suse.de>
5042 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5043 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5044 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5046 * c-parser.c (c_parser_do_statement): Warn about empty body in
5048 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5049 * doc/invoke.texi (-Wempty-body): Update documentation.
5051 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5054 * c-common.h (warn_for_div_by_zero): Declare.
5055 * c-common.c (warn_for_div_by_zero): Define.
5056 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5059 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5061 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5062 to PREFIX and STANDARD_PREFIX.
5064 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5065 Phil Edwards <phil@codesourcery.com>
5067 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5068 (__gthread_once_t): Remove busy field for RTPs.
5069 (__GTHREAD_ONCE_INIT): Update accordingly.
5071 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5073 * doc/invoke.texi: Document VxWorks options.
5075 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5077 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5079 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5081 PR tree-optimization/30590
5082 * tree-nrv.c (tree_nrv): Check for the partial update of the
5085 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5087 * flags.h (flag_random_seed): Remove declaration, in favor of...
5088 * toplev.h (get_random_seed, set_random_seed): ... these.
5089 * tree.c (get_file_function_name): Use the former.
5090 * opts.c (common_handle_option): Use the latter.
5093 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5096 * cse.c (cse_find_path): Do not bail out if a basic block that
5097 we already visited now becomes part of a path that starts at a
5098 different basic block. Just disallow this, to make sure we
5099 visit each basic block at most once.
5101 2007-03-13 Jan Hubicka <jh@suse.cz>
5103 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5104 when profile esitmate is present, calls with very low frequency are
5107 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5109 PR tree-optimization/30730
5110 PR tree-optimization/26900
5111 * tree-ssa-loop-niter.c: Include gmp.h.
5113 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5114 split_to_var_and_offset, determine_value_range,
5115 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5116 bound_difference, bounds_add, bounds_negate,
5117 number_of_iterations_ne_max, dump_affine_iv): New functions.
5118 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5119 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5120 difference of initial and final value of control iv to validate
5122 (number_of_iterations_cond): Add loop parameter. Determine bounds
5123 on the difference of the extremes of the control iv. Add dumps.
5124 (expand_simple_operations): Handle phi nodes.
5125 (simplify_using_initial_conditions): Do not record used conditions.
5126 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5127 Do not set additional_info.
5128 (implies_nonnegative_p, implies_ge_p): Removed.
5129 (derive_constant_upper_bound): Do not use parameter `additional'.
5130 (record_estimate): Parameter `additional' removed. Parameter
5131 `i_bound' added. Do not call derive_constant_upper_bound.
5132 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5133 bound the number of iterations estimate.
5134 (estimate_numbers_of_iterations_loop): Pass the estimate from
5135 the number of iterations analysis to record_estimate.
5136 * tree.h (multiple_of_p): Declare.
5137 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5138 (scev_const_prop): Do not check expression_expensive_p.
5139 * fold-const.c (multiple_of_p): Exported.
5140 * double-int.c (double_int_mask): Exported.
5141 * double-int.h (double_int_mask): Declare.
5142 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5143 field. Added max field.
5145 2007-03-13 David Taylor <taylor@candd.org>
5148 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5151 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5154 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5155 two unamed patterns.
5157 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5159 * config/i386/i386.opt (mcx16, msahf): New options.
5160 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5161 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5163 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5164 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5165 Output -mcx16 and -msahf options when corresponding bit is set.
5167 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5170 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5172 * configure.ac: Test for assembler tolerance to # 0 "".
5173 * configure, config.in: Rebuilt.
5174 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5176 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5178 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5180 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5181 (handle_syscall): Handle direct system calls.
5182 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5184 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5186 * doc/invoke.texi: Fix cpp.info cross-reference.
5187 * doc/passes.texi: Fix gcc.info cross-reference.
5189 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5191 PR tree-optimization/30835
5192 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5193 bb_for_stmt is not NULL before accessing it.
5195 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5197 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5200 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5203 * doc/install.texi: Document --enable-stage1-languages
5205 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5207 * tree-pass.h (pass_into_cfg_layout_mode,
5208 pass_outof_cfg_layout_mode): Declare.
5209 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5210 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5211 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5212 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5214 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5216 * c-decl.c (warn_variable_length_array): New function.
5217 Refactored from grokdeclarator to handle warn_vla
5218 and handle unnamed array case.
5219 (grokdeclarator): Refactored VLA warning case.
5220 * c.opt (Wvla): New flag.
5221 * doc/invoke.texi (Wvla): New warning.
5223 2007-03-12 Richard Henderson <rth@redhat.com>
5225 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5226 (TARGET_SECTION_TYPE_FLAGS): New.
5228 2007-03-12 Richard Henderson <rth@redhat.com>
5230 * config/darwin.c (machopic_reloc_rw_mask): New.
5231 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5232 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5234 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5236 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5237 * cppdefault.h (cpp_PREFIX): Document.
5238 (cpp_PREFIX_len): Likewise.
5239 (cpp_EXEC_PREFIX): New variable.
5240 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5241 * c-incpath.c (add_standard_paths): Correct logic for relocating
5242 paths within prefix.
5244 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5246 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5247 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5249 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5250 fix_truncdfdi_sse using SSEMODEF mode macro.
5251 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5252 fix_truncdfsi_sse using SSEMODEF mode macro.
5253 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5254 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5256 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5258 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5261 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5263 * tree.h : Add multiple_of_p declaration.
5264 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5265 * ipa-type-escape.c (results_of_malloc): Redundant.
5266 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5267 (cast_type): Extended with new members.
5268 (check_cast): Returns cast_type.
5269 (cast): New structure for data of walk_use_def_chains.
5270 (is_malloc_result, is_cast_from_non_pointer_1,
5271 is_cast_from_non_pointer,
5272 is_array_access_through_pointer_and_index): New functions.
5273 (look_for_casts): Returns cast types.
5274 (check_call): Returns void.
5275 (okay_pointer_operation): Use support of pointer plus index,
5276 pointer plus constant and allow all multiplications.
5278 2007-03-11 Richard Guenther <rguenther@suse.de>
5280 PR tree-optimization/31115
5281 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5282 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5283 A shift count of zero is not special as with *_DIV_EXPR.
5284 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5287 2007-03-11 Ian Lance Taylor <iant@google.com>
5289 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5290 the *_DIV_EXPR codes correctly with overflow infinities.
5292 2007-03-11 Ira Rosen <irar@il.ibm.com>
5294 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5295 indicate success/failure of the analysis. Add negation to subtrahend
5296 in case of subtraction. Fail if both operands contain constants.
5297 (create_data_ref): Fail if analyze_offset fails.
5299 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5301 * config/i386/i386.md (frndintxf2): Rename to ...
5302 (rintxf2): ... this. Remove expander having same name.
5303 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5304 (roundsf2, rounddf2): Ditto.
5305 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5306 (lround<mode>di2, lround<mode>si2): Ditto.
5308 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5310 * lower-subreg.c: Include except.h.
5311 (decompose_multiword_subregs): Verify that the only control flow
5312 insns we can split are loads to multi-words pseudos.
5313 Handle breaking such blocks after splitting, instead of calling
5314 find_many_sub_basic_blocks.
5316 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5317 on the new basic block. Add a lengthy comment explaining why we
5318 thought this was necessary.
5319 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5321 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5324 * tree.c (walk_type_fields): Recurse into the element type of
5325 ARRAY_TYPEs if there is a pointer set.
5327 2007-03-10 Dirk Mueller <dmueller@suse.de>
5329 * c-common.c (warn_logical_operator): Fix condition.
5331 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5333 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5335 * config/darwin.c (machopic_select_section): Remove superfluous
5336 argument in call to categorize_decl_for_section. Remove unused
5339 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5341 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5343 * configure: Regenerate.
5345 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5348 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5349 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5350 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5351 Add LABEL_NUSES to emitted label.
5352 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5353 branch probability value to emitted jump insn.
5354 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5355 Do not check life information and do not re-arrange input operands
5356 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5358 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5360 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5361 the change of decode_asm_operands.
5363 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5365 * mode-switching.c (create_pre_exit): Skip blockage insn.
5367 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5369 * tree-pass.h (TODO_update_smt_usage): Remove.
5371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5375 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5377 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5378 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5379 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5382 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5384 * gcc.c: Document %{, in big comment at top.
5385 (input_suffix_matches): Remove special handling for .s and
5387 (input_spec_matches): New.
5388 (handle_braces): Handle %{,.
5389 (validate_switches): ',' indicates a value which is not a switch.
5390 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5391 to detect assembler input.
5392 * config/i386/sol2.h (CPP_SPEC): Likewise.
5393 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5394 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5395 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5396 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5397 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5398 -m64 causes deployment target to default to 10.5.
5399 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5401 2007-03-09 Richard Henderson <rth@redhat.com>
5404 * target.h (targetm.asm.out.reloc_rw_mask): New.
5405 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5406 (TARGET_ASM_OUT): Use it.
5407 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5408 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5409 use the new reloc_rw_mask target hook instead.
5410 (default_section_type_flags_1): Merge into...
5411 (default_section_type_flags): ... here.
5412 (decl_readonly_section_1): Merge into...
5413 (decl_readonly_section): ... here.
5414 (default_elf_select_section_1): Merge into...
5415 (default_elf_select_section): ... here.
5416 (default_unique_section_1): Merge into...
5417 (default_unique_section): ... here.
5418 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5419 (default_select_rtx_section): Use it.
5420 (default_elf_select_rtx_section): Likewise.
5421 * output.h: Update to match.
5422 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5423 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5424 (TARGET_ASM_RELOC_RW_MASK): New.
5425 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5426 to categorize_decl_for_section.
5427 (x86_64_elf_unique_section): Likewise.
5428 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5429 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5430 (TARGET_ASM_RELOC_RW_MASK): New.
5431 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5432 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5433 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5434 (TARGET_RWRELOC): Remove.
5435 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5436 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5437 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5438 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5439 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5440 (rs6000_xcoff_select_section): Use decl_readonly_section.
5441 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5442 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5443 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5444 (TARGET_SECTION_TYPE_FLAGS): Remove.
5445 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5447 2007-03-09 Roger Sayle <roger@eyesopen.com>
5449 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5450 complex constant equality/inequality comparisons for here.
5451 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5452 known at compile-time or can be simplified to a scalar comparison.
5453 (fold_relational_const): Move compile-time evaluation of complex
5454 constant equality/inequality comparisons to here.
5456 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5458 PR rtl-optimization/30643
5459 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5461 (fold_rtx): Recurse, like before 2006-11-03.
5463 2007-03-09 DJ Delorie <dj@redhat.com>
5465 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5468 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5470 PR tree-optimization/30375
5471 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5472 LHS of statements is not the same.
5473 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5475 2007-03-09 Chao-ying Fu <fu@mips.com>
5477 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5479 * doc/invoke.texi (-mdspr2): Document new option.
5480 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5481 New unspec for DSP REV 2.
5482 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5483 these instructions are extended in DSP REV 2.
5484 (mips-dspr2.md): Include.
5485 * config/mips/mips.opt (mdspr2): New option.
5486 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5487 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5488 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5489 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5490 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5491 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5492 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5494 (bdesc_map): Add one field of unsupported_target_flags.
5495 (bdesc_arrays): Update entries to have extra fields. Add
5497 (mips_init_builtins): Initialize new function types.
5498 Check unsupported_target_fileds to filter out builtins.
5499 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5501 (ASM_SPEC): Pass mdspr2 to the assembler.
5502 * config/mips/mips-dspr2.md: New file.
5504 2007-03-09 Sa Liu <saliu@de.ibm.com>
5506 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5508 2007-03-09 Ian Lance Taylor <iant@google.com>
5510 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5511 argument) like -Wstrict-overflow=2.
5512 * doc/invoke.texi (Warning Options): Update documentation.
5514 2007-03-09 Dirk Mueller <dmueller@suse.de>
5517 * doc/invoke.texi (-Wlogical-op): Document.
5518 * common.opt (-Wlogical-op): New.
5519 * c-common.h (warn_logical_operator): Declare.
5520 * c-common.c (warn_logical_operator): Define.
5521 * c-typeck.c (parser_build_binary_op): Call
5522 warn_logical_operator.
5524 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5526 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5527 * final.c (final_scan_insn): Test for non-"" file name.
5529 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5531 * doc/loop.texi: Document the Omega linear constraints solver.
5532 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5533 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5534 omega-hash-table-size, omega-max-keys, and
5535 omega-eliminate-redundant-constraints.
5536 * tree-pass.h (pass_check_data_deps): Declared.
5539 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5540 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5541 pass_check_data_deps): New.
5542 * tree-data-ref.c (init_data_ref): Remove declaration.
5543 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5544 (analyze_array): Renamed init_array_ref, move up initializations.
5545 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5546 Removed arguments that are set to NULL.
5547 (analyze_indirect_ref): Correct indentation, correct call to
5549 (object_analysis): Call init_array_ref instead of analyze_array.
5550 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5551 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5552 of DR_ACCESS_FNS_ADDR.
5553 (init_omega_eq_with_af, omega_extract_distance_vectors,
5554 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5555 ddr_consistent_p): New.
5556 (compute_affine_dependence): Check consistency of ddrs when
5557 flag_check_data_deps is passed.
5558 (analyze_all_data_dependences): Uncomment.
5559 (tree_check_data_deps): New.
5560 * tree-data-ref.h: Include omega.h.
5561 (DR_ACCESS_FNS_ADDR): Removed.
5562 (data_dependence_relation): Add inner_loop.
5563 (DDR_INNER_LOOP): New.
5564 * common.opt (fcheck-data-deps): New.
5565 * tree-flow.h (tree_check_data_deps): Declare.
5566 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5567 (OBJS-common): Depend on omega.o.
5569 * passes.c (pass_check_data_deps): Scheduled.
5570 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5571 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5572 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5573 PARAM_VECT_MAX_VERSION_CHECKS,
5574 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5576 2007-03-09 Richard Guenther <rguenther@suse.de>
5578 PR tree-optimization/30904
5580 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5581 the same way as *_DIV_EXPR.
5583 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5585 * recog.c (decode_asm_operands): No mixed declarations and code.
5587 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5589 * rtl.def (ASM_INPUT): Add location.
5590 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5591 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5592 (decode_asm_operands): Add loc operand.
5593 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5594 * stmt.c (expand_asm): Rename to...
5595 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5596 gen_rtx_ASM_INPUT_loc.
5597 (expand_asm_expr): Adjust.
5598 * recog.c (decode_asm_operands): Add loc operand.
5599 (check_asm_operands, extract_insn): Adjust.
5600 * reload1.c (maybe_fix_stack_asms): Likewise.
5601 * final.c (asm_insn_count): Likewise.
5602 (final_scan_insn): Output # line before and after asm.
5604 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5606 * tree-ssa-structalias.c (variable_info): Remove
5608 (new_var_info): Ditto.
5609 (shared_bitmap_info_t): New structure.
5610 (shared_bitmap_table): New variable.
5611 (shared_bitmap_hash): New function.
5612 (shared_bitmap_eq): Ditto
5613 (shared_bitmap_lookup): Ditto.
5614 (shared_bitmap_add): Ditto.
5615 (merge_smts_into): Change to take bitmap directly.
5616 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5617 (init_alias_vars): Init shared bitmap hashtable.
5618 (delete_points_to_sets): Delete shared bitmap hashtable.
5619 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5620 is_aliased removal as a change that was still necessary was
5623 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5625 * config/i386/i386.h (override_options): Conditionally disable
5626 x86_sahf for 64bit targets only.
5628 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5631 * c-decl.c (merge_decls): Don't call make_var_volatile.
5632 * varasm.c (make_var_volatile): Remove.
5633 * output.h (make_var_volatile): Remove.
5635 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5637 PR tree-optimization/31085
5638 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5640 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5642 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5643 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5644 ATTR_CONST_NOTHROW_LIST.
5646 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5649 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5651 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5653 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5656 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5658 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5659 passed, use shared libgcc.
5661 2007-03-08 Roger Sayle <roger@eyesopen.com>
5663 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5664 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5665 (honor_protect_cleanup_actions, lower_try_finally_switch):
5667 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5668 ifc_temp_var): Likewise.
5669 * tree-inline.c (setup_one_parameter): Likewise.
5670 * tree-mudflap.c (mf_decl_cache_locals,
5671 mf_build_check_statement_for): Likewise.
5672 * tree-nested.c (init_tmp_var, save_tmp_var,
5673 finalize_nesting_tree_1): Likewise.
5674 * tree-outof-ssa.c (insert_copy_on_edge,
5675 insert_backedge_copies): Likewise.
5676 * tree-profile.c (tree_gen_edge_profiler,
5677 tree_gen_ic_profiler): Likewise.
5678 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5679 * tree-sra.c (sra_build_assignment): Likewise.
5680 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5681 * tree-ssa-math-opts.c (insert_reciprocals,
5682 execute_cse_sincos_1): Likewise.
5683 * tree-tailcall.c (adjust_accumulator_values,
5684 adjust_return_value): Likewise.
5685 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5686 * tree-vect-transform.c (vect_create_data_ref_ptr,
5687 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5688 vect_create_epilog_for_reduction, vectorizable_reduction,
5689 vectorizable_call, vectorizable_conversion,
5690 vectorizable_assignment, vectorizable_operation,
5691 vectorizable_type_demotion, vect_gen_widened_results_half,
5692 vect_permute_store_chain, vectorizable_store,
5693 vect_setup_realignment, vect_permute_load_chain,
5694 vectorizable_load, vectorizable_condition,
5695 vect_create_cond_for_align_checks): Likewise.
5696 * tree-vrp.c (build_assert_expr_for): Likewise.
5698 2007-03-08 Ian Lance Taylor <iant@google.com>
5700 * tree-vrp.c: Include "intl.h".
5701 (usable_range_p): New static function.
5702 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5703 overflowed values, juts set *strict_overflow_p.
5704 (compare_values): Only return -2 if one of the operands is not a
5706 (compare_ranges): Call usable_range_p.
5707 (compare_range_with_value): Likewise.
5708 (vrp_evaluate_conditional_warnv): Rename from
5709 vrp_evaluate_conditional. Make static. Change all callers.
5710 (vrp_evaluate_conditional): New function.
5711 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5713 (simplify_abs_using_ranges): Likewise.
5714 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5715 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5716 within_stmt parameter.
5717 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5718 vrp_evaluate_conditional.
5719 * tree-ssa-threadedge.c
5720 (record_temporary_equivalences_from_stmts_at_dest): Change
5721 simplify parameter to take a second tree parameter.
5722 (simplify_control_stmt_condition): Likewise.
5723 (thread_across_edge): Likewise.
5724 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5725 (thread_across_edge): Likewise.
5726 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5728 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.h (TARGET_SAHF): New define.
5731 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5732 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5733 (x86_sahf): New global variable.
5734 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5735 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5736 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5737 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5739 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5740 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5741 when expanding fcomi/sahf based tests.
5742 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5743 expanding sahf based alternative. Emit sahf based sequence when
5744 optimizing for code size.
5745 * config/i386/i386.md (x86_sahf_1): Do not disable for
5746 TARGET_64BIT, enable for TARGET_SAHF.
5748 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5750 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5751 spurious whitespace from error message.
5753 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5756 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5758 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5760 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5762 * tree-sra.c (instantiate_element): Propagate disabled warnings
5763 from the element itself to the created variable.
5765 2007-03-07 Richard Henderson <rth@redhat.com>
5768 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5769 silently fix up the stack in the case of a missing register.
5771 2007-03-07 Paul Brook <paul@codesourcery.com>
5773 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5775 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5777 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5779 (phase1_vrs): Use them.
5780 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5781 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5782 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5783 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5784 __gnu_Unwind_Restore_WMMXC if required.
5785 (_Unwind_VRS_Pop): Implement iWMMXt support.
5786 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5787 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5788 gnu_Unwind_Save_WMMXC): Define.
5790 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5792 * config/vxworks.h (vxworks_override_options): Declare.
5793 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5794 * config/vxworks.c: Include target.h and toplev.h.
5795 (vxworks_override_options): New function.
5796 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5798 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5800 * config/s390/s390.c (override_options): Don't emit an error when
5801 -mstack-size is used without providing -mstack-guard.
5802 (s390_emit_prologue): Choose stack_guard value automatically if not
5803 provided via command line.
5804 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5806 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5808 * config/i386/i386.c (output_set_got): Add a GOT initialization
5809 sequence for VxWorks PIC.
5810 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5811 around labels as well as symbols. Use gotoff_operand instead
5812 of local_symbolic_operand.
5813 (legitimize_pic_address): Use gotoff_operand instead of
5814 local_symbolic_operand. Use @GOT accesses for labels as
5816 (ix86_output_addr_diff_elt): Use PC-relative rather than
5817 GP-relative offsets for VxWorks PIC.
5818 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5819 no_new_pseudos. Check whether the returned register is op0.
5820 * config/i386/i386.md (tablejump): Use PC-relative rather than
5821 GP-relative offsets for VxWorks PIC.
5822 * config/i386/predicates.md (gotoff_operand): New predicate.
5824 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5826 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5828 * config/vxworks-dummy.h: New file.
5829 * config/i386/i386.h: Include it.
5831 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5833 * dwarf2out.c (is_inlined_entry_point): New
5834 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5835 DW_AT_ranges if the first subblock is the entry point.
5837 2007-03-06 David Daney <ddaney@avtrex.com>
5839 * doc/install.texi (mips-*-*): Change recommended binutils
5842 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5844 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5845 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5847 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5848 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5850 2007-03-06 Jan Hubicka <jh@suse.cz>
5852 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5853 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5855 (probably_cold_bb_p): Cold functions are cold.
5856 (probably_never_executed_bb_p): Cold functions are cold.
5857 (tree_bb_level_predictions): Predict calls to cold functions as not
5859 (compute_function_frequency): Check hot/cold attributes.
5860 * function.h (function_frequency): Update comments.
5861 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5862 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5863 (c_common_att): Add cold and hot.
5865 * doc/extend.texi (hot,cold attributes): Document.
5867 2007-03-06 Andrew Haley <aph@redhat.com>
5869 * function.c (expand_function_end): Move blockage to just after we
5870 emit the label for the naked return from the function.
5872 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5874 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5877 2007-03-06 Jan Hubicka <jh@suse.cz>
5879 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5880 loaded for constant large models. Non-large 64bit PIC can do.
5881 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5882 * cmodel.h: Add LARGE PIC.
5883 * i386.md (UNSPEC_PLTOFF): New.
5884 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5886 (*call_1_rex64): Disable for large models.
5887 (*call_1_rex64_large): New.
5888 (*call_value_1_rex64): Disable for large models.
5889 (*call_value_1_rex64_large): New.
5890 (set_rip_rex4): New.
5891 (set_got_offset_rex64): New.
5892 * predicates.md (constant_call_address_operand): For large model
5893 constant calls are not possible.
5894 * i386-protos.h (construct_plt_address): Declare.
5895 * i386.c (override_options): Accept large models.
5896 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5897 (legitimate_constant_p): Add new UNSPECs.
5898 (legitimate_pic_operand_p): Likewise.
5899 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5900 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5902 (output_pic_addr_const): Add PLTOFF.
5903 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5904 (ix86_expand_move): Legitimize pic address when in PIC mode.
5905 (construct_plt_address): New function.
5906 (ix86_expand_call): Offload the address to register and use GOT pointer
5908 * invoke.texi (mcmodel=large): Update documentation.
5910 2007-03-06 Richard Henderson <rth@redhat.com>
5912 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5913 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5914 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5915 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5916 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5917 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5918 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5919 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5920 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5921 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5922 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5923 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5924 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5925 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5926 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5927 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5928 x86_schedule, x86_use_bt, x86_pad_returns,
5929 x86_use_xchgb): Merge into ...
5930 (ix86_tune_features): ... here. New array.
5931 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5932 x86_bswap): Merge into ...
5933 (ix86_arch_features): ... here. New array.
5934 (x86_3dnow_a): Remove.
5935 (x86_accumulate_outgoing_args): Make static.
5936 (x86_arch_always_fancy_math_387): Make static.
5937 (ix86_tune_mask, ix86_arch_mask): Move ...
5938 (override_options): ... to local variables here. Apply the
5939 appropriate mask to each element of ix86_arch_features and
5940 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5941 as were done in the old macros.
5942 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5943 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5944 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5945 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5946 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5947 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5948 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5949 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5950 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5951 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5952 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5953 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5954 x86_accumulate_outgoing_args, x86_prologue_using_move,
5955 x86_epilogue_using_move, x86_decompose_lea,
5956 x86_arch_always_fancy_math_387, x86_shift1,
5957 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5958 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5959 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5960 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5961 x86_use_incdec, x86_pad_returns, x86_bswap,
5962 x86_partial_flag_reg_stall): Remove.
5963 (enum ix86_tune_indices): New.
5964 (ix86_tune_features): New.
5965 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5966 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5967 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5968 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5969 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5970 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5971 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5972 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5973 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5974 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5975 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5976 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5977 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5978 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5979 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5980 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5981 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5982 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5983 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5984 TARGET_EXT_80387_CONSTANTS): Use it.
5985 (enum ix86_arch_indices): New.
5986 (ix86_arch_features): New.
5987 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5988 TARGET_BSWAP): Use it.
5989 (ix86_tune_mask, ix86_arch_mask): Remove.
5991 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5994 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5995 Define using $${sysroot_headers_suffix}.
5996 * configure: Regenerate.
5997 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5998 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6000 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6001 * gcc.c (print_sysroot_headers_suffix): New.
6002 (option_map): Include --print-sysroot-headers-suffix.
6003 (display_help): Mention -print-sysroot-headers-suffix.
6004 (process_command): Handle -print-sysroot-headers-suffix.
6005 (do_spec_1): Append multilib directory to include-fixed path if
6006 sysroot suffixes in use.
6007 (main): Handle -print-sysroot-headers-suffix.
6008 * Makefile.in (start.encap): Don't depend on xlimits.h
6009 (xlimits.h): Remove.
6010 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6011 limits.h for each multilib in fixinc_list.
6012 (fixinc_list, s-fixinc_list): New.
6013 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6014 generate them for each multilib in fixinc_list.
6015 (stmp-fixproto): Use include-fixed. Run fixproto for each
6016 multilib in fixinc_list.
6017 (mostlyclean): Don't remove xlimits.h.
6018 (clean): Remove include-fixed.
6019 (real-install-headers-tar, real-install-headers-cpio,
6020 real-install-headers-cp): Don't copy include, only include-fixed.
6021 (install-mkheaders): Depend on fixinc_list. Don't depend on
6022 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6023 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6024 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6026 2007-03-06 Jan Hubicka <jh@suse.cz>
6028 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6031 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6033 * configure.ac: Allow tm_file to contain build-directory files.
6034 * configure: Regenerate.
6035 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6036 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6037 * config/m68k/print-sysroot-suffix.sh: New file.
6039 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6041 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6042 of pic_offset_table_rtx if reload_completed.
6043 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6044 PIC_OFFSET_TABLE_REGNUM.
6045 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6047 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6048 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6050 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6052 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6053 functions that call eh_return.
6055 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6057 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6058 functions that need a constant pool.
6060 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6063 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6064 (m68k_preferred_reload_class): Likewise.
6065 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6066 (SECONDARY_RELOAD_CLASS): Define.
6067 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6068 (LIMIT_RELOAD_CLASS): Delete.
6069 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6070 registers from storing bytes.
6071 (m68k_secondary_reload_class): New function.
6072 (m68k_preferred_reload_class): Likewise.
6074 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6076 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6078 (m68k_expand_prologue): Likewise.
6080 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6082 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6083 (mips_expand_epilogue): Add a bool parameter.
6084 (m68k_legitimize_sibcall_address): Declare.
6085 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6086 (m68k_expand_epilogue): Add a parameter to select between sibling
6087 and normal epilogues. Only generate a return for the latter.
6088 (m68k_ok_for_sibcall_p): New function.
6089 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6090 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6091 (sibcall_value, *sibcall_value): Likewise.
6092 (*call, *call_value): Require !SIBLING_CALL_P.
6093 (epilogue): Update call to m68k_expand_epilogue.
6094 (sibcall_epilogue): New pattern.
6095 * config/m68k/predicates.md (const_call_operand): Say that this
6096 predicate applies to sibling calls too.
6097 (sibcall_operand): New predicate.
6099 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6101 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6102 alternatives as movsi_cf.
6103 (movsf_cf_hard): Add commentary.
6105 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6106 Richard Sandiford <richard@codesourcery.com>
6108 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6109 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6110 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6111 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6112 as being live on exit from an interrupt function.
6113 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6114 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6115 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6116 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6117 (m68k_interrupt_function_p): Globalize.
6118 (m68k_compute_frame_layout): Remove reverse mask code.
6119 (m68k_emit_movem, m68k_set_frame_related): New functions.
6120 (m68k_output_function_prologue): Delete in favor of...
6121 (m68k_expand_prologue): ...this new function.
6122 (m68k_output_function_epilogue): Delete in favor of...
6123 (m68k_expand_epilogue): ...this new function.
6124 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6126 (print_operand): Handle %?.
6127 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6128 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6129 (prologue, epilogue): New patterns.
6130 (return): Turn into a define_expand.
6131 (*return): New pattern, derived from old "return" pattern. Use rte
6132 rather than rts for interrupt functions. Only use rtd if the pop
6134 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6135 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6136 (link, *link, unlink, *unlink, load_got): Likewise.
6138 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6142 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6143 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6144 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6145 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6146 and m68k_matches_u_p.
6147 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6148 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6149 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6150 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6151 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6152 (REG_STRICT_P): New macro.
6153 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6154 PCREL_GENERAL_OPERAND_OK.
6155 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6156 m68k_legitimate_base_reg_p.
6157 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6158 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6159 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6160 * config/m68k/m68k.c (m68k_address): New structure.
6161 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6162 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6163 (m68k_jump_table_ref_p, m68k_decompose_address)
6164 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6165 (m68k_matches_u_p): New functions.
6166 (print_operand_address): Rewrite to use m68k_decompose_index.
6168 2007-03-05 David Taylor <dtaylor@emc.com>
6170 * gcc.c: Correct copyright date in --version output.
6172 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6174 * pa.md: In unamed move patterns, disparge copies between general
6175 and floating point registers using '?' modifier. Don't include 'f'
6176 constraint for register preferences in DImode, SImode, HImode and
6177 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6178 Remove constraints for copies between general and floating registers
6179 in soft-float DFmode pattern.
6180 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6184 2007-03-05 Mike Stump <mrs@apple.com>
6186 * c-common.c (targetcm): Add.
6187 * c-opts.c (c_common_handle_option): Handle language specific
6189 * opts.c (handle_option): Verify language for target options, if
6191 * opth-gen.awk: Add CL_LANG_ALL.
6192 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6193 (TARGETCM_INITIALIZER): Add.
6194 * target.h (struct gcc_targetcm): Add.
6196 * targhooks.c (default_handle_c_option): Add.
6197 * targhooks.h (default_handle_c_option): Add.
6198 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6200 * config/darwin.opt (iframework): Add.
6201 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6202 * config/darwin-c.c (handle_c_option): Add.
6203 (TARGET_HANDLE_C_OPTION): Add.
6205 * doc/invoke.texi (Darwin Options): Add -iframework.
6207 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6209 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6212 2007-03-05 Ian Lance Taylor <iant@google.com>
6214 * c.opt (fgnu89-inline): New option.
6215 * c-opts.c (c_common_post_options): Set default value for
6217 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6218 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6220 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6221 (grokdeclarator, start_function): Likewise.
6222 * c-cppbuiltin.c (c_cpp_builtins): Define either
6223 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6224 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6225 (C Dialect Options): Document -fgnu89-inline.
6226 * doc/extend.texi (Function Attributes): Explain what the
6227 gnu_inline attribute does.
6228 * doc/cpp.texi (Common Predefined Macros): Document
6229 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6231 2007-03-05 Ian Lance Taylor <iant@google.com>
6233 PR tree-optimization/31034
6234 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6235 half-range if the other side is an overflow infinity.
6237 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6239 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6240 (bfin*-linux-uclibc*): New configuration.
6241 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6243 * config/bfin/linux.h: New file.
6244 * config/bfin/libgcc-bfin.ver: New file.
6245 * config/bfin/t-bfin-uclinux: New file.
6246 * config/bfin/t-bfin-linux: New file.
6247 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6248 (TARGET_OS_CPP_BUILTINS): New macro.
6250 2007-03-05 Richard Guenther <rguenther@suse.de>
6252 * fold-const.c (fold_binary): Remove duplicate folding
6253 of comparison of non-null ADDR_EXPR against null.
6255 2007-03-05 Richard Guenther <rguenther@suse.de>
6256 Dorit Nuzman <dorit@il.ibm.com>
6258 PR tree-optimization/26420
6259 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6260 are no loops in the function. Only print the number of
6261 vectorized loops if it is greater than zero or we are supposed
6262 to print information about unvectorized loops.
6264 2007-03-05 Revital Eres <eres@il.ibm.com>
6266 * gcc.dg/var-expand1.c: New test.
6267 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6268 when an accumulator is expanded.
6270 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6273 * c-common.c (convert_and_check): Don't give warnings for
6274 conversion if 'expr' already overflowed.
6276 2007-03-04 Roger Sayle <roger@eyesopen.com>
6279 * fold-const.c (fold_comparison): Enforce type consistency when
6280 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6282 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6284 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6285 containing a cast to the base of TARGET_MEM_REF.
6287 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6289 * tree.c (tree_contains_struct_check_failed): Remove spurious
6290 whitespace from error message.
6292 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6295 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6296 instead of precision.
6298 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6299 Nathan Sidwell <nathan@codesourcery.com>
6301 * emit-rtl.c (find_auto_inc): New.
6302 (try_split): recreate REG_INC notes,
6303 Use regular for loops rather than whiles.
6305 2007-03-03 Andreas Schwab <schwab@suse.de>
6307 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6308 * configure: Regenerate.
6310 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6312 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6313 flag_rounding_math, not flag_unsafe_math_optimizations.
6315 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6317 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6318 alpha_fold_vector_minmax): Likewise.
6319 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6320 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6322 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6324 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6325 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6326 if the lhs has side-effects.
6327 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6329 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6331 * config/i386/i386.h (TUNEMASK): Remove define.
6332 (ARCHMASK): Remove define.
6333 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6334 Use ix86_arch_mask variable instead of ARCHMASK.
6335 * config/i386/i386.c (override_options): Ditto.
6336 (standard_80387_constant_p): Ditto.
6338 2007-03-02 Ian Lance Taylor <iant@google.com>
6340 Used signed infinities in VRP.
6341 * tree-vrp.c (uses_overflow_infinity): New static function.
6342 (supports_overflow_infinity): New static function.
6343 (make_overflow_infinity): New static function.
6344 (negative_overflow_infinity): New static function.
6345 (positive_overflow_infinity): New static function.
6346 (is_negative_overflow_infinity): New static function.
6347 (is_positive_overflow_infinity): New static function.
6348 (is_overflow_infinity): New static function.
6349 (overflow_infinity_range_p): New static function.
6350 (compare_values_warnv): New function split out of compare_values.
6351 (compare_value): Call it.
6352 (set_value_range_to_nonnegative): Add overflow_infinity
6353 parameter. Change caller.
6354 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6356 (vrp_expr_computes_nonzero): Likewise.
6357 (compare_ranges, compare_range_with_value): Likewise.
6358 (compare_name_with_value, compare_names): Likewise.
6359 (vrp_evaluate_conditional): Likewise.
6360 (set_value_range): Handle infinity
6361 (vrp_operand_equal_p, operand_less_p): Likewise.
6362 (extract_range_from_assert): Likewise.
6363 (vrp_int_const_binop): Likewise.
6364 (extract_range_from_binary_expr): Likewise.
6365 (extract_range_from_unary_expr): Likewise.
6366 (extract_range_from_comparison): Likewise.
6367 (extract_range_from_expr): Likewise.
6368 (dump_value_range): Likewise.
6369 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6370 (test_for_singularity): Likewise.
6371 (vrp_int_const_binop): Remove inline qualifier.
6372 (adjust_range_with_scev): Add comment.
6373 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6375 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6377 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6378 (get_constraint_for): Likewise.
6379 (do_structure_copy): Likewise.
6380 (find_func_aliases): Fix references to MODIFY_EXPR.
6381 (intra_create_variable_infos): Tidy.
6382 * tree-ssa-operands.c (add_virtual_operand): Add argument
6384 When adding members of alias sets, if IS_CALL_SITE is true and
6385 the symbol is not call-clobbered, skip it.
6388 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6390 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6391 entry by means of emit_insn_at_entry.
6393 2007-03-02 Richard Henderson <rth@redhat.com>
6395 * expr.h (promoted_input_arg): Remove decl.
6396 * function.c (promoted_input_arg): Merge into ...
6397 * combine.c (setup_incoming_promotions): ... only caller.
6398 Rearrange to avoid double loop.
6400 2007-03-02 Ben Elliston <bje@au.ibm.com>
6401 Peter Bergner <bergner@vnet.ibm.com>
6402 Janis Johnson <janis187@us.ibm.com>
6404 * config/rs6000/dfp.md: New file.
6405 * config/rs6000/rs6000.md: Include dfp.md.
6406 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6407 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6408 and TDmode decimal float modes in FP registers.
6409 (num_insns_constant): Likewise.
6410 (rs6000_legitimate_offset_address_p): Likewise.
6411 (rs6000_legitimize_address): Likewise.
6412 (rs6000_legitimize_reload_address): Likewise.
6413 (rs6000_legitimate_address): Likewise.
6414 (rs6000_emit_move): Likewise.
6415 (function_arg_boundary): Likewise.
6416 (function_arg_advance): Likewise.
6417 (rs6000_darwin64_record_arg_recurse): Likewise.
6418 (function_arg): Likewise.
6419 (rs6000_gimplify_va_arg): Likewise.
6420 (rs6000_split_multireg_move): Likewise.
6421 (rs6000_output_function_epilogue): Likewise.
6422 (rs6000_output_function_epilogue): Likewise.
6423 (rs6000_register_move_cost): Likewise.
6424 (rs6000_function_value): Likewise.
6425 (rs6000_libcall_value): Likewise.
6427 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6429 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6431 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6433 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6434 Use $MULTIDIR to choose between the kernel and RTP headers,
6435 and use $WIND_BASE and $WIND_USR to locate them.
6437 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6439 * config/i386/i386.c (override_options): Put initialization of
6440 ix86_tune_mask and ix86_arch_mask to the correct place.
6442 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6443 Michael Meissner <michael.meissner@amd.com>
6446 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6448 (TARGET_CMOVE): Use ARCHMASK.
6449 (TARGET_CMPXCHG): Ditto.
6450 (TARGET_CMPXCHG8B): Ditto.
6451 (TARGET_XADD): Ditto.
6452 (TARGET_BSWAP): Ditto.
6453 * config/i386/i386.c (ix86_tune_mask): New global variable.
6454 (ix86_arch_mask): Ditto.
6455 (override_options): Initialize ix86_tune_mask and
6456 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6459 2007-03-02 Ben Elliston <bje@au.ibm.com>
6462 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6464 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6466 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6467 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6468 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6469 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6471 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6472 rs6000_init_dwarf_reg_sizes_extra): New.
6473 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6474 SPE register high parts.
6476 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6478 * Makefile.in: Add install-pdf target as
6479 copied from automake v1.10 rules.
6480 * configure.ac: Add install-pdf to target list.
6481 * configure: Regenerate.
6483 2007-03-01 Paul Brook <paul@codesourcery.com>
6485 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6486 modes to LDRD for DImode.
6487 (output_move_double): Fixup out of range ldrd/strd.
6488 (vfp_secondary_reload_class): Rename...
6489 (coproc_secondary_reload_class): ... to this. Add wb argument.
6490 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6491 coproc_secondary_reload_class for CLASS_IWMMXT.
6492 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6493 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6495 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6497 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6498 factor by the estimated number of iterations.
6499 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6502 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6503 decode_caches_intel, detect_caches_intel): New functions.
6504 (host_detect_local_cpu): Use detect_caches_amd and
6505 detect_caches_intel.
6507 2007-03-01 Richard Henderson <rth@redhat.com>
6509 * expr.c (emit_move_complex_push): Export.
6510 (emit_move_complex_parts): Split out from ...
6511 (emit_move_complex): ... here.
6512 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6513 * config/i386/i386.md (movcdi): New.
6515 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6517 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6518 size of mode1 to check for tieable modes in MMX case.
6520 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6522 * Makefile.in (rtlanal.o): Depend on tree.h.
6523 * rtl.h (offset_within_section_p, split_const): Declare.
6524 * rtlanal.c: Include tree.h.
6525 (offset_within_block_p): New function, taken from
6526 mips_offset_within_object_p.
6527 (split_const): New function, taken from mips_split_const.
6528 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6530 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6531 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6532 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6533 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6534 (m68k_illegitimate_symbolic_constant_p): New function.
6535 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6536 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6537 symbolic constant that might be outside the symbol's section,
6538 move the symbol first and then add the offset.
6539 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6541 * config/mips/mips.c (mips_split_const): Delete.
6542 (mips_offset_within_object_p): Delete.
6543 (mips_symbolic_constant_p): Use offset_within_section_p and
6544 split_const instead of mips_offset_within_object_p and
6546 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6547 (mips_legitimize_const_move, print_operand_reloc)
6548 (mips_dangerous_for_la25_p): Use split_const instead of
6551 2007-02-28 Eric Christopher <echristo@apple.com>
6553 * Makefile.in (install-include-dir): Don't rm -rf include.
6555 2007-02-28 Richard Guenther <rguenther@suse.de>
6558 * fold-const.c (fold_binary): Do not associate expressions
6559 with more than one variable for integer types that do not wrap.
6561 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6563 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6564 Delete, and replace with...
6565 (fold_builtin_call_array): This. Update callers to use it.
6566 * fold-const.c (fold_build_call_list): Delete, and replace with...
6567 (fold_build_call_array): This.
6568 (fold_build_call_list_initializer): Delete, and replace with...
6569 (fold_build_call_array_initializer): This.
6570 * tree.h: Update declarations to reflect above changes.
6572 * c-typeck.c (build_function_call): Store converted arguments
6573 in a stack-allocated array instead of building a list.
6574 (convert_arguments): Store arguments in the array passed in as an
6575 argument, and return the actual number of arguments.
6576 * c-format.c: (check_function_format): Pass arguments in an
6577 array instead of a list.
6578 * c-common.c (check_function_nonnull): Likewise.
6579 (check_function_sentinel): Likewise.
6580 (check_function_arguments): Likewise.
6581 * c-common.h: Update declarations to reflect above changes.
6583 2007-02-28 Jan Hubicka <jh@suse.cz>
6585 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6586 PRED_NEGATIVE_RETURN): Update outcomes.
6588 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6590 * calls.c (emit_library_call_value_1): Handle partial registers
6591 correctly when building up CALL_INSN_FUNCTION_USAGE.
6593 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6595 * pa/predicates.md (move_src_operand): Allow zero for mode.
6596 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6599 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6602 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6603 *movv2df_internal): Enable pattern only for valid operand
6605 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6606 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6608 2007-02-27 Mike Stump <mrs@apple.com>
6610 * config/darwin-crt3.c: Avoid compilation when compiling for a
6613 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6615 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6617 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6618 for fixed headers and limits.h.
6619 (install-include-dir, install-headers-tar, install-headers-cpio,
6620 install-headers-cp, real-install-headers-tar,
6621 real-install-headers-cpio, real-install-headers-cp): Handle
6622 include-fixed as well as include.
6623 (install-mkheaders): Don't install files that go only in include
6625 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6626 from GCC_INCLUDE_DIR.
6627 * gcc.c (process_command): Remove special -BstageN/ handling.
6628 (do_spec_1): Add include-fixed directories.
6630 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6632 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6634 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6636 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6639 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6641 * c-common.c (get_priority): Add check for
6642 SUPPORTS_INIT_PRIORITY.
6644 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6646 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6648 * config/bfin/bfin.c: Include "cfglayout.h".
6649 (MAX_LSETUP_DISTANCE): New macro.
6650 (struct loop_info): New members incoming, incoming_src and
6651 incoming_dest. Delete member predecessor.
6652 (length_for_loop): New function.
6653 (bfin_optimize_loop): Handle more different loop structures.
6654 (bfin_discover_loop): Rework detection of predecessor blocks by
6655 examining incoming edges.
6656 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6658 (bfin_reorder_loops): New function.
6659 (bfin_reorg_loops): Use these three new functions.
6661 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6662 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6663 (CONSTRAINT_LEN): Add entry for 'q'.
6664 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6665 Add 'q' constraints.
6666 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6667 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6669 * config/bfin/bfin.md (add_with_carry): New pattern.
6670 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6671 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6672 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6673 support unsigned multiplies too. Removed incorrect commutativity from
6674 operand 1 constraint where appropriate.
6675 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6677 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6678 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6680 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6681 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6682 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6683 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6684 usmulhisi_hh_huh): New patterns.
6686 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6687 lshifthi3): Fix output template to use half reg for operand 2.
6689 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6692 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6694 2007-02-27 Andreas Schwab <schwab@suse.de>
6696 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6698 2007-02-27 Jan Hubicka <jh@suse.cz>
6700 * predict.c (last_basic_block_p): Remove.
6701 (tree_estimate_probability): Update return heuristic for commonized
6704 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6706 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6708 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6710 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6711 * doc/cpp.texi: Standardize title page.
6712 * doc/cppinternals.texi: Likewise.
6713 * doc/gcc.texi: Standardize title page, remove version number
6714 from copyright page.
6715 * doc/gccint.texi: Likewise.
6716 * doc/install.texi: Standardize title page, add table of
6719 2007-02-26 Jan Hubicka <jh@suse.cz>
6721 * predict.def: Set outcomes according to more recent results.
6722 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6723 Remove dead predictors.
6724 * predict.c (return_prediction): Fix pasto.
6726 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6728 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6729 change; avoid a memory leak when returning early.
6731 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6733 * c-decl.c (static_ctors): Move to c-common.c.
6734 (static_dtors): Likewise.
6735 (finish_function): Use c_record_cdtor_fn.
6736 (build_cdtor): Move to c-common.c.
6737 (c_write_global_declarations): Use c_build_cdtor_fns.
6738 * c-common.h (static_ctors): Declare.
6739 (static_dtors): Likewise.
6740 (c_record_cdtor_fn): Likewise.
6741 (c_build_cdtor_fns): Likewise.
6742 * c-common.c (static_ctors): New variable.
6743 (static_dtors): Likewise.
6744 (c_record_cdtor_fn): New function.
6745 (build_cdtor): Move from c-decl.c
6746 (c_build_cdtor_fns): New function.
6748 * output.h (assemble_addr_to_section): Declare.
6749 (get_cdtor_priority_section): Likewise.
6750 * varasm.c (assemble_addr_to_section): New function.
6751 (get_cdtor_priority_section): Likewise.
6752 (default_named_section_asm_out_destructor): Use them.
6753 (destor_dtor_section_asm_out_destructor): Likewise.
6754 (default_named_section_asm_out_constructor): Likewise.
6755 (default_ctor_section_asm_out_constructor): Likewise.
6756 * config.gcc (*-*-vxworks*): Include vxworks.o.
6757 * config/t-vxworks (vxworks.o): New target.
6758 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6759 (TARGET_ASM_CONSTRUCTOR): Define.
6760 (TARGET_ASM_DESTRUCTOR): Likewise.
6761 (vxworks_asm_out_constructor): Declare.
6762 (vxworks_asm_out_destructor): Likewise.
6764 * c-common.c (get_priority): Check that we have not just an
6765 INTEGER_CST, but an integer constant with integeral type.
6767 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6769 PR tree-optimization/30938
6770 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6771 use &dt[nargs-1] instead of &dt[nargs] in the call to
6772 vect_is_simple_use().
6774 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6776 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6777 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6778 Do not attempt to handle MEM inside auto-inc expressions.
6779 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6780 of a register modified by an auto-inc expression. However, do handle
6781 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6782 (elimination_effects): Prohibit elimination of a register modified
6783 by an auto-inc expression. Disable register elimination rules whose
6784 target register is modified by an auto-inc expression with variable
6787 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6789 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6791 (array_at_struct_end_p): New function.
6792 (idx_infer_loop_bounds): Use it.
6793 (estimate_numbers_of_iterations_loop): Export.
6794 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6795 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6796 (tree_estimate_probability): Call record_loop_exits.
6797 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6798 (estimated_loop_iterations, estimated_loop_iterations_int,
6799 estimated_loop_iterations_tree): New functions.
6800 (analyze_siv_subscript_cst_affine,
6801 compute_overlap_steps_for_affine_1_2,
6802 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6803 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6804 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6805 (PRED_LOOP_ITERATIONS_GUESSED): New.
6806 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6807 * cfgloop.h (estimate_numbers_of_iterations_loop,
6808 estimated_loop_iterations_int): Declare.
6810 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6812 * doc/extend.texi: Document optional priority argument to
6813 constructors and destructors.
6814 * tree.c (init_priority_for_decl): Adjust GTY markers.
6815 (init_ttree): Use priority-info hash functions for
6816 init_priority_for_decl.
6817 (tree_map_eq): Rename to ...
6818 (tree_map_base_eq): ... this.
6819 (tree_map_marked_p): Rename to ...
6820 (tree_map_base_marked_p): ... this.
6821 (tree_map_base_hash): New function.
6822 (decl_init_priority_lookup): Rework.
6823 (decl_fini_priority_lookup): New function.
6824 (decl_priority_info): New function.
6825 (decl_init_priority_insert): Use it.
6826 (decl_fini_priority_insert): Likewise.
6827 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6829 (decl_restrict_base_insert): Likewise.
6830 (decl_debug_expr_insert): Likewise.
6831 (decl_value_expr_lookup): Likewise.
6832 (decl_value_expr_insert): Likewise.
6833 * tree.h (priority_type): New type.
6834 (decl_init_priority_lookup): Use priority_type.
6835 (decl_fini_priority_lookup): New function.
6836 (decl_init_priority_insert): Use priority_type.
6837 (decl_fini_priority_insert): New function.
6838 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6839 (DECL_INIT_PRIORITY): Likewise.
6840 (SET_DECL_INIT_PRIORITY): Add comment.
6841 (DECL_FINI_PRIORITY): New macro.
6842 (SET_DECL_FINI_PRIORITY): Likewise.
6843 (DEFAULT_INIT_PRIORITY): Document.
6844 (MAX_INIT_PRIORITY): Likewise.
6845 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6846 (tree_map_base): New type.
6847 (tree_map_base_eq): New function.
6848 (tree_map_base_hash): Likewise.
6849 (tree_map_base_marked_p): Likewise.
6850 (tree_map): Inherit from tree_map_base.
6851 (tree_map_eq): Make it a macro.
6852 (tree_map_marked_p): Likewise.
6853 (tree_int_map): Inherit from tree_map_base.
6854 (tree_int_map_eq): Make it a macro.
6855 (tree_int_map_hash): Likewise.
6856 (tree_int_map_marked_p): Likewise.
6857 (tree_priority_map): New type.
6858 (tree_priority_map_eq): New macro.
6859 (tree_priority_map_hash): Likewise.
6860 (tree_priority_map_marked_p): Likewise.
6861 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6863 (emutls_common_1): Likewise.
6864 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6865 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6866 of tree_map hierarchy.
6867 * tree-cfg.c (move_stmt_r): Likewise.
6868 (new_label_mapper): Likewise.
6869 * c-tree.h (c_expand_body): Move to ...
6870 * c-common.h (c_expand_body): ... here.
6871 * c-decl.c (c_expand_body): Move to ...
6872 * c-common.c (c_expand_body): ... here.
6873 (c_common_attribute_table): Allow 1 argument for the constructor
6874 and destructor attributes.
6875 (get_priority): New function.
6876 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6877 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6879 2007-02-24 Jan Hubicka <jh@suse.cz>
6882 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6884 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6885 Jan Hubicka <jh@suse.cz>
6888 * i386.c (counter_mode): New function.
6889 (expand_set_or_movmem_via_loop): Use it.
6890 (expand_movmem_epilogue): Likewise; fix pasto.
6891 (ix86_expand_movmem): Do emit guard even for constant counts.
6892 (ix86_expand_setmem): Likewise.
6894 2007-02-25 Nick Clifton <nickc@redhat.com>
6896 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6897 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6899 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6902 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6903 count argument with 0x10, not with 0x16.
6904 (expand_setmem_epilogue): Ditto.
6906 2007-02-24 Mike Stump <mrs@apple.com>
6908 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6911 2007-02-24 Richard Guenther <rguenther@suse.de>
6914 * fold-const.c (fold_binary): Fold x +- CST op x for
6915 EQ_EXPR and NE_EXPR.
6917 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6919 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6921 2007-02-24 Jan Hubicka <jh@suse.cz>
6923 * cgraphunit.c (decide_is_function_needed): Honor
6924 -fkeep-inline-functions.
6926 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6928 * builtins.c (fold_builtin_modf): New.
6929 (fold_builtin_2): Use it.
6931 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6933 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6934 (determine_max_iter): Take additional LOOP arg; all callers changed.
6935 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6936 one using simplifications.
6937 (simplify_using_initial_values): Return if the expression becomes
6938 invalid due to altered regs.
6940 2007-02-23 DJ Delorie <dj@redhat.com>
6942 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6944 2007-02-23 Mike Stump <mrs@apple.com>
6946 * tlink.c (scan_linker_output): Parse linker messages from
6947 darwin9's linker better.
6949 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6952 * varpool.c (varpool_assemble_pending_decls): Set
6953 varpool_last_needed_node to null.
6955 2007-02-23 DJ Delorie <dj@redhat.com>
6957 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6958 alignment bigger than the object file can handle.
6960 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6963 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6964 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6965 (*movsf_1): Penalize MMX moves.
6967 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6969 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6970 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6972 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6974 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6976 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6977 (fold_builtin_1): Use them.
6978 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6979 BUILT_IN_SIGNIFICAND.
6981 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6983 * config/i386/i386.c (bdesc_1arg): Initialize
6984 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6985 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6986 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6987 and IX86_BUILTIN_MOVSLDUP.
6989 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6991 PR rtl-optimization/30841
6992 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6994 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6996 * builtins.c (fold_builtin_frexp): New.
6997 (fold_builtin_2): Use it.
6999 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7001 * doc/invoke.texi (Spec Files): Document getenv spec function.
7003 * gcc.c (getenv_spec_function): New function.
7004 (static_spec_functions): Add it.
7005 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7006 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7009 2007-02-22 Michael Matz <matz@suse.de
7012 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7013 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7015 2007-02-22 Ian Lance Taylor <iant@google.com>
7018 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7019 (mem_loc_descriptor): Call it.
7021 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7022 Ira Rosen <irar@il.ibm.com>
7024 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7026 2007-02-22 Ira Rosen <irar@il.ibm.com>
7028 PR tree-optimization/30843
7029 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7030 stores only after all the group is vectorized.
7032 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7034 PR tree-optimization/30858
7035 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7036 in the reduction cycle have a single use in the loop.
7037 * tree-vectorizer.h (relevant): Add documentation.
7039 2007-02-20 Mike Stump <mrs@apple.com>
7041 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7042 * configure: Regenerate.
7044 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7046 Change the defaults of some parameters and options.
7047 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7048 * config/spu/spu.c (spu_optimization_options): Add.
7049 (spu_override_options): Change params in spu_optimization_options.
7050 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7052 Register 127 is only 16 byte aligned when used as a frame pointer.
7053 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7054 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7055 HARD_FRAME_POINTER_REGNUM.
7056 (spu_legitimate_address): Use regno_aligned_for_reload.
7057 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7058 aligned when frame_pointer_needed is true.
7059 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7061 * config/spu/spu.h (INIT_EXPANDERS): Define.
7063 Make sure shift and rotate instructions have valid immediate operands.
7064 * config/spu/predicates.md (spu_shift_operand): Remove.
7065 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7066 * config/spu/constraints.md (W, O): Extend range.
7067 * config/spu/spu.md (umask, nmask): Define.
7068 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7069 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7070 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7071 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7072 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7073 (lshr<mode>3_reg): Fix rtl description.
7075 Make sure mulhisi immediate operands are valid.
7076 * config/spu/predicates.md (imm_K_operand): Add.
7077 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7079 Generate constants using fsmbi and andi.
7080 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7081 (print_operand, spu_split_immediate, classify_immediate,
7082 fsmbi_const_p): Handle IC_FSMBI2.
7084 Correctly handle a CONST_VECTOR containing symbols.
7085 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7086 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7087 (immediate_load_p): Allow symbols that use 2 instructions to create.
7088 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7089 with symbols when flag_pic is set.
7090 (const_vector_immediate_p): New.
7091 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7092 accept a CONST_VECTOR with symbols.
7093 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7094 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7096 * config/spu/spu.md (high, low): Delete.
7097 (low_<mode>): Define.
7099 Remove INTRmode and INTR_REGNUM, which didn't work.
7100 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7102 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7103 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7104 peephole2 pattern): Don't use INTR or 131.
7105 (movintrcc): Delete.
7106 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7107 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7108 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7109 (UNSPEC_SET_INTR): Add.
7110 * config/spu/spu-modes.def (INTR): Remove.
7112 More accurate warnings about run-time relocations.
7113 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7115 Correctly warn about immediate arguments to specific intrinsics.
7116 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7117 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7118 the instruction predicate.
7120 Fix tree check errors with latest update.
7121 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7123 (spu_expand_builtin): Use CALL_EXPR_FN.
7125 Add missing specific intrinsics.
7126 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7128 * config/spu/spu_internals.h: Ditto.
7130 Fix incorrect operand modifiers.
7131 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7132 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7134 Optimize one case of zero_extend of a vec_select.
7135 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7137 Accept any immediate for hbr.
7138 * config/spu/spu.md (hbr): Change s constraints to i.
7140 2007-02-21 Paul Brook <paul@codesourcery.com>
7142 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7143 condexec_count when skipping USE and CLOBBER.
7145 2007-02-21 Nick Clifton <nickc@redhat.com>
7147 * common.opt (Warray-bounds): Add Warning attribute.
7148 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7150 (fsized-zeroes): Add Optimization attribute.
7151 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7152 * c.opt (Wc++0x-compat): Add Warning attribute.
7154 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7157 * reload1.c (eliminate_regs_in_insn): In the single_set special
7158 case, attempt to re-recognize the insn before falling back to
7159 having reload fix it up.
7161 2007-02-20 Eric Christopher <echristo@gmail.com>
7163 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7164 Rewrite accordingly.
7165 (frv_read_iacc_argument): Ditto.
7166 (frv_expand_set_builtin): Take a call instead of arglist, update for
7168 (frv_expand_unop_builtin): Ditto.
7169 (frv_expand_binop_builtin): Ditto.
7170 (frv_expand_cut_builtin): Ditto.
7171 (frv_expand_binopimm_builtin): Ditto.
7172 (frv_expand_voidbinop_builtin): Ditto.
7173 (frv_expand_int_void2arg): Ditto.
7174 (frv_expand_prefetches): Ditto.
7175 (frv_expand_voidtriop_builtin): Ditto.
7176 (frv_expand_voidaccop_builtin): Ditto.
7177 (frv_expand_load_builtin): Ditto.
7178 (frv_expand_store_builtin): Ditto.
7179 (frv_expand_mdpackh_builtin): Ditto.
7180 (frv_expand_mclracc_builtin): Ditto.
7181 (frv_expand_mrdacc_builtin): Ditto.
7182 (frv_expand_mwtacc_builtin): Ditto.
7183 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7186 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7188 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7189 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7191 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7193 * configure: Regenerate.
7194 * config.in: Regenerate.
7195 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7196 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7197 masks to power6 and power6x and to POWERPC_MASKS.
7198 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7200 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7201 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7202 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7203 Access PROTOTYPE as variable, not mask.
7205 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7207 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7208 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7209 * combine.c (adjust_for_new_dest): Use it.
7210 * postreload.c (reload_combine): Likewise.
7212 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7214 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7215 notes on an insn with multiple sets, even if single_set returns
7216 non-NULL for that insn.
7218 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7220 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7223 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7225 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7226 if user didn't pass it.
7227 * config/i386/darwin.h (CC1_SPEC): Likewise.
7228 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7229 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7230 -mmacosx-version-min.
7232 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7233 Uros Bizjak <ubizjak@gmail.com>
7235 * optabs.h (enum optab_index): Add new OTI_scalb.
7236 (scalb_optab): Define corresponding macro.
7237 * optabs.c (init_optabs): Initialize scalb_optab.
7238 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7240 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7241 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7242 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7243 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7244 flag_unsafe_math_optimizations is set.
7246 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7247 to implement scalbf, scalb and scalbl built-ins as inline x87
7250 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7251 DJ Delorie <dj@redhat.com>
7254 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7255 (diagnostic_report_diagnostic): ... here, and turn them into real
7256 errors. If warnings are inhibited, no need to do anything.
7258 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7260 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7261 better code generation.
7263 2007-02-20 Ben Elliston <bje@au.ibm.com>
7265 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7267 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7269 * config/alpha/alpha.c, config/alpha/alpha.md,
7270 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7271 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7272 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7273 config/arm/lib1funcs.asm: Follow spelling conventions.
7275 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7276 config/fr30/fr30.md, config/i386/i386.h,
7277 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7278 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7279 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7280 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7281 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7282 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7283 config/sparc/sparc.c, config/sparc/sparc.h,
7284 config/sparc/sparc.md, config/spu/constraints.md,
7285 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7288 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7291 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7294 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7296 * doc/invoke.texi (-ftree-lrs): Remove.
7298 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7300 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7303 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7305 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7306 new CALL_EXPR_FN macro for retrieving the function
7307 declaration of the input expression.
7309 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7311 * c.opt (Waddress): New.
7312 * common.opt (Walways-true): Delete.
7313 (Wstring-literal-comparison): Delete.
7314 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7315 -Wstring-literal-comparison. Add -Waddress.
7317 (Walways-true): Delete.
7318 (Wstring-literal-comparison): Delete.
7319 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7320 consistently instead of -Walways-true in example.
7321 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7322 * c-typeck.c (parser_build_binary_op): Replace
7323 -Wstring-literal-comparison and -Walways-true with -Waddress.
7324 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7327 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7329 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7330 without DECL_STRUCT_FUNCTION initialized.
7332 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7334 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7335 due to calls to functions taking pointers as parameters.
7337 2007-02-19 Richard Henderson <rth@redhat.com>
7340 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7343 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7345 * config/s390/s390.c (s390_call_saved_register_used,
7346 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7347 accessed to the new scheme.
7349 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7351 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7352 (cris_print_index, cris_print_operand, cris_print_operand_address)
7353 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7354 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7355 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7357 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7358 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7359 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7360 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7361 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7362 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7363 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7364 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7365 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7366 (uminsi3, call, call_value): Ditto.
7367 (define_split: indir_to_reg_split, unnamed): Ditto.
7369 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7371 PR tree-optimization/30975
7372 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7375 2007-02-18 Eric Christopher <echristo@gmail.com>
7377 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7378 Remove use of arglist.
7379 (mips_expand_builtin): Remove use of arglist, pass in expr.
7380 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7381 (mips_expand_builtin_movtf): Ditto.
7382 (mips_expand_builtin_compare): Ditto.
7384 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7386 * tree-sra.c (sra_build_assignment): Replace assertion
7387 checking with a comment explaining why it can't be done.
7389 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7392 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7393 during CALL_EXPR representation conversion.
7394 * tree-ssa-propagate.c (set_rhs): Likewise.
7396 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7398 * tree-sra.c (sra_build_assignment): Disable assertion checking
7401 2007-02-18 Roger Sayle <roger@eyesopen.com>
7403 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7404 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7405 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7407 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7408 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7409 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7410 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7411 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7412 force_gimple_operand): Likewise.
7413 * ipa-cp.c (constant_val_insert): Likewise.
7414 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7415 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7416 perfect_nestify): Likewise.
7417 * langhooks.c (lhd_omp_assignment): Likewise.
7418 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7419 lower_copyprivate_clauses, lower_send_clauses,
7420 lower_send_shared_vars, expand_parallel_call,
7421 expand_omp_for_generic, expand_omp_for_static_nochunk,
7422 expand_omp_for_static_chunk, expand_omp_sections,
7423 lower_omp_single_copy, lower_omp_for_lastprivate,
7424 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7425 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7426 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7429 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7431 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7432 config/sh/sh.md: Follow spelling conventions.
7434 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7435 config/frv/predicates.md: Follow spelling conventions.
7437 * config/m68k/linux-unwind.h: Fix a comment typo.
7438 * target.h: Follow spelling conventions.
7440 2007-02-18 Roger Sayle <roger@eyesopen.com>
7442 PR rtl-optimization/28173
7443 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7444 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7445 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7446 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7447 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7449 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7451 * builtins.c (fold_builtin_load_exponent): New.
7452 (fold_builtin_2): Use it.
7454 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7456 PR rtl-optimization/30773
7457 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7458 if we fail to attach a REG_EQUIV note.
7460 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7461 Roger Sayle <roger@eyesopen.com>
7463 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7465 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7467 * calls.c (initialize_argument_information): Pass original EXP
7468 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7469 code to split complex arguments here, as part of initializing the
7471 (expand_call): Remove code that builds a list of arguments and
7472 inserts implicit arguments into it. Instead, just count how many
7473 implicit arguments there will be so we can determine the size of
7474 the ARGS array, and let initialize_argument_information do the work.
7475 (split_complex_values): Delete unused function.
7477 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7479 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7481 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7483 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7484 for arg pointer based indexed addressing.
7486 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7488 * config/ia64/ia64.h, config/ia64/ia64.md,
7489 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7490 spelling conventions.
7492 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7494 * config/m68k/m68k.c (split_di): New.
7495 * config/m68k/m68k-protos.h: Declare split_di.
7496 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7497 Improve predicate handling and split constant shifts.
7499 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7501 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7502 parameter for register bitfield operations, general predicates
7505 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7507 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7508 * config/m68k/linux-unwind.h: New file.
7510 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7512 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7513 config/i386/athlon.md, config/ia64/ia64.md,
7514 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7515 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7516 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7517 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7518 tree-vect-transform.c: Fix comment typos.
7520 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7522 * sched-deps.c (find_insn_list): Remove.
7523 * sched-int.h: Remove the prototype for find_insn_list.
7525 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7527 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7529 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7530 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7531 darwin_rs6000_override_options.
7532 (C_COMMON_OVERRIDE_OPTIONS): Expect
7533 darwin_macosx_version_min to be non-NULL always.
7534 (TARGET_C99_FUNCTIONS): Likewise.
7535 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7536 (DARWIN_MINVERSION_SPEC): New.
7537 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7538 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7540 (DARWIN_MINVERSION_SPEC): New.
7541 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7543 * config/darwin-c.c (darwin_cpp_builtins): Expect
7544 darwin_macosx_version_min to be non-NULL always.
7546 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7548 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7550 * config/i386/i386.h (x86_use_xchgb): New.
7551 (TARGET_USE_XCHGB): New macro.
7552 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7553 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7554 Split after reload into bswaphi for shifts of 8.
7555 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7556 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7557 or when optimizing for size.
7559 2007-02-16 Richard Guenther <rguenther@suse.de>
7560 Christian Bruel <christian.bruel@st.com>
7562 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7563 DECLs but prefer SSA_NAMEs over DECLs.
7565 2007-02-16 Richard Guenther <rguenther@suse.de>
7567 * tree-flow-inline.h (single_imm_use_p): Remove.
7568 (zero_imm_uses_p): Likewise.
7569 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7570 instead of single_imm_use_p.
7571 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7574 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7577 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7578 nested double- and backquotes.
7580 2007-02-15 Roger Sayle <roger@eyesopen.com>
7583 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7584 should be unreachable.
7585 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7586 For the time being redirect GIMPLE_MODIFY_STMT to the new
7587 (renamed) build_gimple_modify_stmt_stat.
7588 (build2_gimple_stat): Rename to...
7589 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7590 Always build a GIMPLE_MODIFY_STMT node.
7591 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7592 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7595 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7596 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7597 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7598 expand_complex_div_wide): Likewise.
7599 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7600 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7601 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7602 * tree-ssa-loop-manip.c (create_iv): Likewise.
7603 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7604 abs_replacement): Likewise.
7605 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7606 realify_fake_stores): Likewise.
7608 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7609 node rather than a GIMPLE_MODIFY_STMT node.
7610 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7611 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7613 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7614 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7617 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7620 * fold-const.c (fold_comparison): Add back the
7621 folding of constant complex comparisions.
7623 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7626 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7627 effects unknown to this function, return early.
7629 2007-02-15 Ian Lance Taylor <iant@google.com>
7631 * lower-subreg.c (move_eh_region_note): New static function.
7632 (resolve_simple_move): Call it.
7633 (decompose_multiword_subregs): Track blocks for which we resolve a
7634 simple move which is also a control flow insn. Pass them to
7635 find_many_sub_basic_blocks.
7636 (pass_lower_subreg): Add TODO_verify_flow.
7637 (pass_lower_subreg2): Likewise.
7639 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7640 Brooks Moses <brooks.moses@codesourcery.com>
7641 Lee Millward <lee.millward@codesourcery.com>
7643 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7644 (VL_EXP_CLASS_P): New.
7645 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7647 (TREE_OPERAND_CHECK_CODE): Likewise.
7648 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7649 (TREE_RTL_OPERAND_CHECK): Likewise.
7650 (tree_operand_check_failed): Make second parameter the whole tree
7651 instead of its code. Fixed callers.
7652 (VL_EXP_CHECK): New.
7653 (TREE_OPERAND_LENGTH): New.
7654 (VL_EXP_OPERAND_LENGTH): New.
7655 (CALL_EXPR_FN): New.
7656 (CALL_EXPR_STATIC_CHAIN): New.
7657 (CALL_EXPR_ARGS): New.
7658 (CALL_EXPR_ARG): New.
7659 (call_expr_nargs): New.
7660 (CALL_EXPR_ARGP): New.
7661 (build_nt_call_list): Declare.
7662 (build_vl_exp_stat): Declare.
7663 (build_vl_exp): New.
7664 (build_call_list): Declare.
7665 (build_call_nary): Declare.
7666 (build_call_valist): Declare.
7667 (build_call_array): Declare.
7668 (call_expr_arg): Declare.
7669 (call_expr_argp): Declare.
7670 (call_expr_arglist): Declare.
7671 (fold_build_call_list): Declare.
7672 (fold_build_call_list_initializer): Declare.
7673 (fold_call_expr): Declare to replace fold_builtin.
7674 (fold_builtin_fputs): Update to agree with modified definition.
7675 (fold_builtin_strcpy): Likewise.
7676 (fold_builtin_strncpy): Likewise.
7677 (fold_builtin_memory_chk): Likewise.
7678 (fold_builtin_stxcpy_chk): Likewise.
7679 (fold_builtin_strncpy_chk): Likewise.
7680 (fold_builtin_next_arg): Likewise.
7681 (fold_build_call_expr): Declare.
7682 (fold_builtin_call_list): Declare.
7683 (fold_builtin_call_valist): Declare.
7684 (build_call_expr): Declare.
7685 (validate_arglist): Update to agree with modified definition.
7686 (tree_operand_length): New.
7687 (call_expr_arg_iterator): New.
7688 (init_call_expr_arg_iterator): New.
7689 (next_call_expr_arg): New.
7690 (first_call_expr_arg): New.
7691 (more_call_expr_args_p): New.
7692 (FOR_EACH_CALL_EXPR_ARG): New.
7694 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7695 and tcc_gimple_stmt.
7696 (tree_code_size): Update documentation. Use sizeof (tree) rather
7697 than sizeof (char *).
7698 (tree_size): Likewise. Add case for tcc_vl_exp.
7699 (tree_node_structure): Add case for tcc_vl_exp.
7700 (contains_placeholder_p): Likewise.
7701 (substitute_in_expr): Likewise.
7702 (substitute_placeholder_in_expr): Likewise.
7703 (stabilize_reference_1): Likewise.
7704 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7705 to diagnose breakage of this interface for constructing CALL_EXPRs.
7706 (build_nt): Add similar assertion here.
7707 (build_nt_call_list): New.
7708 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7709 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7711 (get_callee_fndecl): Use new CALL_EXPR accessors.
7712 (tree_operand_check_failed): Change parameters to pass entire node
7713 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7714 (process_call_operands): New.
7715 (build_vl_exp_stat): New.
7716 (build_call_list): New.
7717 (build_call_nary): New.
7718 (build_call_valist): New.
7719 (build_call_array): New.
7720 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7721 (call_expr_arglist): New.
7723 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7724 tcc_vl_exp instead of a fixed-size tcc_expression.
7726 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7727 accessors for CALL_EXPRs.
7728 (AGGR_INIT_EXPR): Likewise.
7730 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7731 Brooks Moses <brooks.moses@codesourcery.com>
7732 Lee Millward <lee.millward@codesourcery.com>
7734 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7735 (expand_builtin_nonlocal_goto): Change parameter to be entire
7736 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7737 (expand_builtin_prefetch): Likewise.
7738 (expand_builtin_classify_type): Likewise.
7739 (mathfn_built_in): Return NULL_TREE instead of 0.
7740 (expand_errno_check): Use new CALL_EXPR accessors.
7741 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7742 Return NULL_RTX instead of 0.
7743 (expand_builtin_mathfn_2): Likewise.
7744 (expand_builtin_mathfn_3): Likewise.
7745 (expand_builtin_interclass_mathfn): Likewise.
7746 (expand_builtin_sincos): Likewise.
7747 (expand_builtin_cexpi): Likewise.
7748 (expand_builtin_int_roundingfn): Likewise.
7749 (expand_builtin_int_roundingfn_2): Likewise.
7750 (expand_builtin_pow): Likewise.
7751 (expand_builtin_powi): Likewise.
7752 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7753 of arglist, fixing callers appropriately. Use new CALL_EXPR
7754 accessors and constructors. Return NULL_RTX instead of 0.
7755 (expand_builtin_strstr): Likewise.
7756 (expand_builtin_strchr): Likewise.
7757 (expand_builtin_strrchr): Likewise.
7758 (expand_builtin_strpbrk): Likewise.
7759 (expand_builtin_memcpy): Likewise.
7760 (expand_builtin_mempcpy): Likewise.
7761 (expand_builtin_mempcpy_args): New.
7762 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7763 (expand_builtin_memmove_args): New.
7764 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7765 (expand_movstr): Likewise.
7766 (expand_builtin_strcpy): Likewise.
7767 (expand_builtin_strcpy_args): New.
7768 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7769 (expand_builtin_strncpy): Likewise.
7770 (expand_builtin_memset): Likewise.
7771 (expand_builtin_memset_args): New.
7772 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7773 (expand_builtin_memcmp): Likewise.
7774 (expand_builtin_strcmp): Likewise.
7775 (expand_builtin_strncmp): Likewise.
7776 (expand_builtin_strcat): Likewise.
7777 (expand_builtin_strncat): Likewise.
7778 (expand_builtin_strspn): Likewise.
7779 (expand_builtin_strcspn): Likewise.
7780 (expand_builtin_args_info): Likewise.
7781 (expand_builtin_va_start): Likewise.
7782 (gimplify_va_arg_expr): Likewise.
7783 (expand_builtin_va_end): Likewise.
7784 (expand_builtin_va_copy): Likewise.
7785 (expand_builtin_frame_address): Likewise.
7786 (expand_builtin_alloca): Likewise.
7787 (expand_builtin_bswap): Likewise.
7788 (expand_builtin_unop): Likewise.
7789 (expand_builtin_fputs): Likewise.
7790 (expand_builtin_expect): Likewise.
7791 (expand_builtin_fabs): Likewise.
7792 (expand_builtin_copysign): Likewise.
7793 (expand_builtin_printf): Likewise.
7794 (expand_builtin_fprintf): Likewise.
7795 (expand_builtin_sprintf): Likewise.
7796 (expand_builtin_init_trampoline): Likewise.
7797 (expand_builtin_signbit): Likewise.
7798 (expand_builtin_fork_or_exec): Likewise.
7799 (expand_builtin_sync_operation): Likewise.
7800 (expand_builtin_compare_and_swap): Likewise.
7801 (expand_builtin_lock_test_and_set): Likewise.
7802 (expand_builtin_lock_release): Likewise.
7803 (expand_builtin): Likewise.
7804 (builtin_mathfn_code): Likewise.
7806 (fold_builtin_constant_p): Pass call arguments individually instead
7807 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7808 accessors and constructors. Return NULL_TREE instead of 0.
7809 (fold_builtin_expect): Likewise.
7810 (fold_builtin_classify_type): Likewise.
7811 (fold_builtin_strlen): Likewise.
7812 (fold_builtin_nan): Likewise.
7813 (integer_valued_real_p): Likewise.
7814 (fold_trunc_transparent_mathfn): Likewise.
7815 (fold_fixed_mathfn): Likewise.
7816 (fold_builtin_cabs): Likewise.
7817 (fold_builtin_sqrt): Likewise.
7818 (fold_builtin_cbrt): Likewise.
7819 (fold_builtin_cos): Likewise.
7820 (fold_builtin_cosh): Likewise.
7821 (fold_builtin_tan): Likewise.
7822 (fold_builtin_sincos): Likewise.
7823 (fold_builtin_cexp): Likewise.
7824 (fold_builtin_trunc): Likewise.
7825 (fold_builtin_floor): Likewise.
7826 (fold_builtin_ceil): Likewise.
7827 (fold_builtin_round): Likewise.
7828 (fold_builtin_int_roundingfn): Likewise.
7829 (fold_builtin_bitop): Likewise.
7830 (fold_builtin_bswap): Likewise.
7831 (fold_builtin_logarithm): Likewise.
7832 (fold_builtin_hypot): Likewise.
7833 (fold_builtin_pow): Likewise.
7834 (fold_builtin_powi): Likewise.
7835 (fold_builtin_exponent): Likewise.
7836 (fold_builtin_memset): Likewise.
7837 (fold_builtin_bzero): Likewise.
7838 (fold_builtin_memory_op): Likewise.
7839 (fold_builtin_bcopy): Deleted; call site changed to invoke
7840 fold_builtin_memory_op directly.
7841 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7842 (fold_builtin_strncpy): Likewise.
7843 (fold_builtin_memcmp): Likewise.
7844 (fold_builtin_strcmp): Likewise.
7845 (fold_builtin_strncmp): Likewise.
7846 (fold_builtin_signbit): Likewise.
7847 (fold_builtin_copysign): Likewise.
7848 (fold_builtin_isascii): Likewise.
7849 (fold_builtin_toascii): Likewise.
7850 (fold_builtin_isdigit): Likewise.
7851 (fold_builtin_fabs): Likewise.
7852 (fold_builtin_abs): Likewise.
7853 (fold_builtin_fmin_fmax): Likewise.
7854 (fold_builtin_carg): Likewise.
7855 (fold_builtin_classify): Likewise.
7856 (fold_builtin_unordered_cmp): Likewise.
7858 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7859 New functions split out from fold_builtin_1.
7860 (fold_builtin_n): New.
7861 (fold_builtin_varargs): New.
7862 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7864 (fold_call_expr): New.
7865 (build_function_call_expr): Rewrite to use new helper function.
7866 (fold_builtin_call_list): New.
7867 (build_call_expr): New.
7868 (fold_builtin_call_valist): New.
7869 (rewrite_call_expr): New.
7870 (validate_arg): New.
7871 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7872 of an arglist. Change return type to bool. Use new CALL_EXPR
7875 (fold_builtin_strstr): Pass call arguments individually instead
7876 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7877 accessors and constructors. Return NULL_TREE instead of 0.
7878 (fold_builtin_strchr): Likewise.
7879 (fold_builtin_strrchr): Likewise.
7880 (fold_builtin_strpbrk): Likewise.
7881 (fold_builtin_strcat): Likewise.
7882 (fold_builtin_strncat): Likewise.
7883 (fold_builtin_strspn): Likewise.
7884 (fold_builtin_strcspn): Likewise.
7885 (fold_builtin_fputs): Likewise.
7886 (fold_builtin_next_arg): Likewise.
7887 (fold_builtin_sprintf): Likewise.
7889 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7890 NULL_RTX instead of 0.
7891 (expand_builtin_memory_chk): Likewise.
7892 (maybe_emit_chk_warning): Likewise.
7893 (maybe_emit_sprintf_chk_warning): Likewise.
7895 (fold_builtin_object_size): Pass call arguments individually instead
7896 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7897 accessors and constructors. Return NULL_TREE instead of 0.
7898 (fold_builtin_memory_chk): Likewise.
7899 (fold_builtin_stxcpy_chk): Likewise.
7900 (fold_builtin_strncpy_chk): Likewise.
7901 (fold_builtin_strcat_chk): Likewise.
7902 (fold_builtin_strcat_chk): Likewise.
7903 (fold_builtin_strncat_chk): Likewise.
7904 (fold_builtin_sprintf_chk): Likewise.
7905 (fold_builtin_snprintf_chk): Likewise.
7906 (fold_builtin_printf): Likewise.
7907 (fold_builtin_vprintf): Likewise.
7909 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7911 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7912 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7913 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7914 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7915 (fold_unary): Likewise.
7916 (fold_binary): Likewise.
7917 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7918 ternary expressions.
7919 (fold): Add logic for tcc_vl_exp.
7920 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7921 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7922 (fold_build3_stat): Add assertion to flag broken interface for
7923 constructing CALL_EXPRs.
7924 (fold_build_call_list): New.
7925 (fold_build_call_list_initializer): New.
7926 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7928 (fold_strip_sign_ops): Likewise.
7930 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7931 Brooks Moses <brooks.moses@codesourcery.com>
7932 Lee Millward <lee.millward@codesourcery.com>
7934 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7935 accessors and dump arguments explicitly.
7937 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7939 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7941 (print_call_name): Use new CALL_EXPR accessors.
7943 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7944 CALL_EXPR arguments explicitly instead of as a list. Use
7945 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7947 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7948 (vrp_visit_stmt): Likewise.
7950 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7951 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7953 (force_move_till_expr): Likewise.
7955 * targhooks.c (default_external_stack_protect_fail): Use
7956 build_call_expr instead of build_function_call_expr.
7957 (default_hidden_stack_protect_fail): Likewise.
7959 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7962 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7963 and walk arguments explicitly.
7965 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7966 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7967 (expand_simple_operations): Likewise.
7968 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7970 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7971 of TREE_CODE_LENGTH.
7972 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7974 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7975 instead of TREE_CODE_LENGTH.
7977 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7978 (tree_ic_transform): Likewise.
7979 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7980 parameter instead of arglist. Fix callers.
7981 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7982 (tree_stringops_transform): Likewise.
7983 (tree_indirect_call_to_profile): Likewise.
7984 (tree_stringops_values_to_profile): Likewise.
7986 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7987 (eliminate_tail_call): Likewise.
7989 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7991 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7992 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7994 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7996 * omp-low.c (build_omp_barrier): Use build_call_expr.
7997 (lower_rec_input_clauses): Likewise.
7998 (lower_reduction_clauses): Likewise.
7999 (expand_parallel_call): Likewise.
8000 (maybe_catch_exception): Likewise.
8001 (expand_omp_for_generic): Likewise.
8002 (expand_omp_for_static_nochunk): Likewise.
8003 (expand_omp_sections): Likewise.
8004 (lower_omp_single_simple): Likewise.
8005 (lower_omp_single_copy): Likewise.
8006 (lower_omp_master): Likewise.
8007 (lower_omp_ordered): Likewise.
8008 (lower_omp_critical): Likewise.
8010 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8011 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8013 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8014 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8015 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8017 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8018 and generalize to handle any number of operands.
8019 (chrec_contains_undetermined): Likewise.
8020 (tree_contains_chrecs): Likewise.
8021 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8023 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8025 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8026 fold_call_expr instead of fold_builtin.
8027 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8028 match declarations there.
8029 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8032 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8033 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8035 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8036 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8038 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8041 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8042 (execute_cse_sincos): Use new CALL_EXPR accessors.
8044 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8046 * gimple-low.c (lower_function_body): Use build_call_expr.
8047 (lower_builtin_setjmp): Likewise.
8049 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8050 (set_storage_via_libcall): Likewise.
8051 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8052 instead of TREE_CODE_LENGTH.
8053 (expand_expr_real_1): Use new CALL_EXPR accessors.
8055 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8056 generalize to handle any number of operands.
8057 (TB_parent_eq): Likewise.
8059 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8060 (strip_builtin_expect): Likewise.
8062 * function.c (gimplify_parameters): Use build_call_expr.
8064 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8065 instead of TREE_CODE_LENGTH.
8067 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8068 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8070 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8073 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8074 (gimplify_decl_expr): Likewise.
8075 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8076 Use new CALL_EXPR iterators.
8077 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8078 (gimplify_modify_expr_to_memset): Likewise.
8079 (gimplify_variable_sized_compare): Likewise.
8080 (gimplify_omp_atomic_fetch_op): Likewise.
8081 (gimplify_omp_atomic_pipeline): Likewise.
8082 (gimplify_omp_atomic_mutex): Likewise.
8083 (gimplify_function_tree): Likewise.
8085 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8086 (call_expr_flags): Likewise.
8087 (expand_call): Likewise.
8089 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8090 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8093 * coverage.c (create_coverage): Use build_call_expr.
8095 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8096 (temp_call_expr_obstack): New.
8097 (pool_copy_list): Delete.
8098 (temp_copy_call_expr): New.
8099 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8100 CALL_EXPR accessors. Get rid of special goo for copying argument
8101 lists and use temp_copy_call_expr instead.
8102 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8103 CALL_EXPR accessors.
8104 (create_expression_by_pieces): Likewise. Use build_call_array
8105 to construct the result instead of fold_build3.
8106 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8107 dealing with argument lists.
8108 (init_pre): Remove references to expression_node_pool and
8109 list_node_pool. Init temp_call_expr_obstack instead.
8110 (fini_pre): Remove references to expression_node_pool and
8113 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8114 and walk arguments explicitly instead of as a list.
8116 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8117 (mx_register_decls): Likewise.
8118 (mudflap_register_call): Likewise.
8119 (mudflap_finish_file): Likewise.
8121 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8122 (ipa_callsite_compute_param): Likewise.
8124 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8125 accessors and constructor.
8127 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8128 accessors and constructor.
8129 (convert_tramp_reference): Likewise.
8130 (convert_call_expr): Likewise.
8131 (finalize_nesting_tree_1): Likewise.
8133 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8136 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8138 * tree-inline.c (initialize_inlined_parameters): Pass entire
8139 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8141 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8142 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8144 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8145 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8146 (vectorizable_reduction): Likewise.
8147 (vectorizable_call): Use new CALL_EXPR iterators.
8148 (vectorizable_conversion): Use build_call_expr.
8149 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8150 (vect_gen_widened_results_half): Use build_call_expr.
8151 (vect_setup_realignment): Likewise.
8152 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8154 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8155 (pass_through_call): Likewise.
8156 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8159 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8160 (tree_gen_pow2_profiler): Likewise.
8161 (tree_gen_one_value_profiler): Likewise.
8162 (tree_gen_ic_func_profiler): Likewise.
8163 (tree_gen_average_profiler): Likewise.
8164 (tree_gen_ior_profiler): Likewise.
8166 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8167 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8168 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8170 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8171 of TREE_CODE_LENGTH.
8173 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8174 of TREE_CODE_LENGTH.
8176 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8178 (convert_to_integer): Likewise.
8180 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8183 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8184 Brooks Moses <brooks.moses@codesourcery.com>
8185 Lee Millward <lee.millward@codesourcery.com>
8187 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8189 * config/frv/frv.c (frv_expand_builtin): Likewise.
8190 * config/s390/s390.c (s390_expand_builtin): Likewise.
8192 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8193 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8195 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8196 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8197 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8198 (ix86_expand_store_builtin): Likewise.
8199 (ix86_expand_unop_builtin): Likewise.
8200 (ix86_expand_unop1_builtin): Likewise.
8201 (ix86_expand_sse_compare): Likewise.
8202 (ix86_expand_sse_comi): Likewise.
8203 (ix86_expand_vec_init_builtin): Likewise.
8204 (ix86_expand_vec_ext_builtin): Likewise.
8205 (ix86_expand_vec_set_builtin): Likewise.
8206 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8208 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8209 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8211 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8212 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8213 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8215 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8217 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8218 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8219 arglist. Use new CALL_EXPR accessors. Fix callers.
8220 (altivec_expand_abs_builtin): Likewise.
8221 (rs6000_expand_binop_builtin): Likewise.
8222 (altivec_expand_predicate_builtin): Likewise.
8223 (altivec_expand_lv_builtin): Likewise.
8224 (spe_expand_stv_builtin): Likewise.
8225 (altivec_expand_stv_builtin): Likewise.
8226 (rs6000_expand_ternop_builtin): Likewise.
8227 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8228 (altivec_expand_st_builtin): Likewise.
8229 (altivec_expand_dst_builtin): Likewise.
8230 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8231 arglist. Use new CALL_EXPR accessors. Fix callers.
8232 (altivec_expand_vec_set_builtin): Likewise.
8233 (altivec_expand_vec_ext_builtin): Likewise.
8234 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8235 (spe_expand_builtin): Likewise.
8236 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8237 arglist. Use new CALL_EXPR accessors. Fix callers.
8238 (spe_expand_evsel_builtin): Likewise.
8239 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8240 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8242 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8243 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8244 (arm_expand_unop_builtin): Likewise.
8245 (arm_expand_builtin): Use new CALL_EXPR accessors.
8247 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8250 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8251 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8252 (bfin_expand_unop_builtin): Likewise.
8253 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8255 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8256 Brooks Moses <brooks.moses@codesourcery.com>
8257 Lee Millward <lee.millward@codesourcery.com>
8259 * c-semantics.c (build_stmt): Add internal diagnostic check.
8261 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8262 accessors. Print arguments explicitly instead of as a list.
8264 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8266 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8267 (c_finish_omp_flish): Likewise.
8269 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8270 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8271 instead of TREE_CODE_LENGTH.
8272 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8273 (c_warn_unused_result): Likewise.
8275 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8278 * doc/invoke.texi (Warning Options): Remove
8279 -Werror-implicit-function-declaration.
8280 (Wimplicit-function-declaration): Update description.
8281 * opts.c (common_handle_option): Move handling of -Werror=* to...
8282 (enable_warning_as_error): ...here.
8283 * opts.h (enable_warning_as_error): Declare.
8284 * c-decl.c (implicit_decl_warning): Unless
8285 -Wno-implicit-function-declaration is given, emit a pedwarn if
8286 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8287 * c.opt (Wimplicit-function-declaration): Replace
8288 mesg_implicit_function_declaration with
8289 warn_implicit_function_declaration.
8290 * c-opts.c (c_common_handle_option):
8291 -Werror-implicit-function-declaration is exactly equal as
8292 -Werror=implicit-function-declaration.
8293 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8294 warn_implicit_function_declaration.
8295 (c_common_post_options): -Wimplict-function-declaration is enabled
8296 by default by -std=c99, otherwise is disabled by default.
8297 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8299 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8301 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8302 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8303 former is ignored but not the latter.
8305 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8307 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8308 is made and the reference doesn't use the alias set of its type,
8309 do not create the temporary using that type.
8311 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8313 * jump.c: Remove prototypes for delete_computation and
8314 delete_prior_computation.
8316 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8318 * jump.c (get_label_after): Delete.
8319 (get_label_before, delete_computation, delete_jump,
8320 delete_prior_computation, follow_jumps): Move...
8321 * reorg.c (delete_computation, delete_prior_computation): ... here...
8322 (get_label_before, delete_jump): ... making these static ...
8323 (follow_jumps): ... and simplifying this since it only runs after
8325 * rtl.h (get_label_after, get_label_before, delete_jump,
8326 follow_jumps): Delete prototypes.
8328 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8330 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8332 2007-02-15 Nick Clifton <nickc@redhat.com>
8334 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8335 order to prevent it from being munged by the target.
8337 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8339 * config/i386/i386.md: Remove misleading comment.
8341 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8343 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8344 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8347 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8349 * tree-sra.c (instantiate_missing_elements): Canonicalize
8351 (sra_build_assignment): New.
8352 (generate_copy_inout, generate_element_copy,
8353 generate_element_zero, generate_one_element_init): Use it.
8355 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8357 * tree-sra.c (instantiate_missing_elements): Canonicalize
8359 (sra_build_assignment): New.
8360 (generate_copy_inout, generate_element_copy,
8361 generate_element_zero, generate_one_element_init): Use it.
8363 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8365 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8368 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8370 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8371 types as aggregates not scalars.
8372 * function.c (assign_stack_temp_for_type): Likewise.
8374 2007-02-14 Roger Sayle <roger@eyesopen.com>
8375 Zdenek Dvorak <dvorakz@suse.cz>
8377 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8380 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8382 * passes.c (next_pass_1): Clear the next field of the copied
8385 2007-02-14 Richard Henderson <rth@redhat.com>
8387 * tree-sra.c (early_sra): New.
8388 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8389 (tree_sra_early, pass_sra_early): New.
8390 * tree-pass.h (pass_sra_early): Declare.
8391 * passes.c (init_optimization_passes): Use it.
8393 2007-02-14 Richard Guenther <rguenther@suse.de>
8395 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8397 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8399 PR tree-optimization/30771
8400 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8402 (vect_analyze_operations): Induction phis can now be marked as
8404 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8405 Update documentation accordingly.
8407 2007-02-14 Nick Clifton <nickc@redhat.com>
8409 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8410 most 3 arguments are supported.
8411 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8413 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8415 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8416 Ensure dst->current is valid.
8418 2007-02-13 Paul Brook <paul@codesourcery.com>
8420 * config.gcc: Add arm*-*-uclinux-*eabi.
8421 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8422 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8423 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8424 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8425 (LINK_SPEC): Define.
8427 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8429 * config/arm/uclinux-eabi.h: New file.
8430 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8431 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8434 2007-02-13 Ian Lance Taylor <iant@google.com>
8436 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8437 * flags.h (warn_strict_overflow): Declare.
8438 (enum warn_strict_overflow_code): Define.
8439 (issue_strict_overflow_warning): New static inline function.
8440 * opts.c (warn_strict_overflow): New variable.
8441 (common_handle_option): Handle OPT_Wstrict_overflow and
8442 OPT_Wstrict_overflow_.
8443 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8445 * fold-const.c: Include intl.h.
8446 (fold_deferring_overflow_warnings): New static variable.
8447 (fold_deferred_overflow_warning): New static variable.
8448 (fold_deferred_overflow_code): New static variable.
8449 (fold_defer_overflow_warnings): New function.
8450 (fold_undefer_overflow_warnings): New function.
8451 (fold_undefer_and_ignore_overflow_warnings): New function.
8452 (fold_deferring_overflow_warnings_p): New function.
8453 (fold_overflow_warning): New static function.
8454 (make_range): Add strict_overflow_p parameter. Change all
8456 (extract_muldiv, extract_muldiv_1): Likewise.
8457 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8458 tree_expr_nonnegative_p.
8459 (fold_negate_expr): Call fold_overflow_warning.
8460 (fold_range_test): Likewise.
8461 (fold_comparison): Likewise.
8462 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8463 instead of tree_expr_nonnegative_p.
8464 (tree_expr_nonnegative_warnv_p): Rename from
8465 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8466 (tree_expr_nonnegative_p): New function.
8467 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8468 strict_overflow_p parameter.
8469 (tree_expr_nonzero_p): New function.
8470 * passes.c (verify_interpass_invariants): New static function.
8471 (execute_one_pass): Call it.
8472 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8474 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8475 (estimate_numbers_of_iterations): Likewise.
8476 (scev_probably_wraps_p): Likewise.
8477 * tree-ssa-ccp.c: Include "toplev.h".
8478 (evaluate_stmt): Defer fold overflow warnings until we know we are
8480 (struct fold_stmt_r_data): Add stmt field.
8481 (fold_stmt_r): Defer fold overflow warnings until we know we
8483 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8484 (fold_stmt_inplace): Likewise.
8485 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8486 (cleanup_control_expr_graph): Defer fold overflow warnings until
8487 we know we are going to optimize.
8488 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8489 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8491 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8492 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8493 * tree-ssa-loop-manip.c (create_iv): Likewise.
8494 * c-typeck.c (build_conditional_expr): Likewise.
8495 (build_binary_op): Likewise.
8496 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8497 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8498 (extract_range_from_unary_expr): Likewise.
8499 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8500 assuming that signed overflow does not occur.
8501 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8502 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8503 (fold_defer_overflow_warnings): Declare.
8504 (fold_undefer_overflow_warnings): Declare.
8505 (fold_undefer_and_ignore_overflow_warnings): Declare.
8506 (fold_deferring_overflow_warnings_p): Declare.
8507 (tree_expr_nonzero_warnv_p): Declare.
8508 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8510 (Warning Options): Document -Wstrict-overflow.
8511 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8512 (tree-ssa-ccp.o): Likewise.
8513 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8514 (fold-const.o): Depend on intl.h.
8516 2007-02-13 Ian Lance Taylor <iant@google.com>
8519 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8522 2007-02-13 Stuart Hastings <stuart@apple.com>
8524 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8526 2007-02-13 Richard Henderson <rth@redhat.com>
8528 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8529 handled_component_p before looking for the indirect_ref.
8531 2007-02-13 Richard Henderson <rth@redhat.com>
8533 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8534 remove flags clobber.
8535 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8536 (bswaphi_lowpart): New.
8537 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8538 remove TARGET_BSWAP test. Delete expander of the same name.
8540 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8541 (expand_unop): Use them.
8543 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8545 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8546 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8547 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8548 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8549 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8550 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8551 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8552 assembler dialect choice from asm templates.
8554 2007-02-12 Richard Henderson <rth@redhat.com>
8556 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8557 (fixuns_trunc<SSEMODEF>si2): Use it.
8558 * config/i386/sse.md (vec_setv4sf_0): Export.
8559 * config/i386/i386.c (ix86_build_const_vector): Export.
8560 (ix86_split_convert_uns_si_sse): Rename from
8561 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8562 * config/i386/i386-protos.h: Update.
8564 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8567 * c-typeck.c (c_finish_return): Improve warning message.
8569 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8571 * alias.c (find_symbolic_term): Delete unused function.
8573 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8576 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8577 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8579 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8581 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8582 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8583 the function, temporarily point the debug interface to the null one.
8585 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8587 * dwarf2out.c (round_up_to_align): New static function.
8588 (field_byte_offset): Use it to round the offset.
8590 2007-02-12 Richard Henderson <rth@redhat.com>
8592 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8593 (inswl_const): Export.
8595 2007-02-12 Richard Henderson <rth@redhat.com>
8597 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8598 result mode of the libcall, convert back to outmode.
8600 2007-02-12 Roger Sayle <roger@eyesopen.com>
8602 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8603 (bswapdi2): New define_expand to implement 32-bit implementation.
8605 2007-02-12 Nick Clifton <nickc@redhat.com>
8607 * doc/invoke.texi (Overall Options): Document --help=.
8608 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8609 (cc1_options): Pass --help= on to cc1.
8610 (display_help): Add description of --help=.
8611 (process_command): Add code to handle --help=. Allow translated
8612 --help and --target-help switches to be passed on to compiler
8614 (main): Remove unused if statement.
8615 * opts.c (columns): Remove.
8616 (LEFT_COLUMN): Define.
8617 (wrap_help): Add columns argument.
8618 (print_filtered_help): Change parameters to be an include bitmask,
8619 an exclude bitmask, an any bitmask and the column width. Move the
8620 code to display the params list here. Add code to display the
8621 status of options rather than their descriptions if the quiet flag
8623 (print_specific_help): Change parameters to be an include bitmask,
8624 an exclude bitmask and an any bitmask. Move code to look up the
8625 column width here. Decide upon the title for an options listing.
8626 (common_handle_options): Add code to handle --help=. Adapt code
8627 for --help and --target-help to use the revised form of the
8628 print_specific_help function.
8629 (print_help): Delete.
8630 (print_param_help): Delete.
8631 (print_switch): Delete.
8632 * opts.h (cl_lang_count): Add prototype.
8633 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8634 CL_MAX_OPTION_CLASS): New defines.
8635 * optc-gen.awk: Add construction of cl_lang_count.
8636 * c.opt: Add Warning attribute to warning options and Optimization
8637 attribute to optimization options.
8638 * common.opt: Likewise.
8640 Add -fhelp and -ftarget-help as aliases for the transformed --help
8641 and --target-help options.
8642 * opt-functions.awk: Add code to handle Warning and Optimization
8645 2007-02-12 Richard Henderson <rth@redhat.com>
8647 * config/alpha/constraints.md: New file.
8648 * config/alpha/alpha.c: Include tm-constrs.h.
8649 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8650 alpha_extra_constraint): Remove.
8651 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8652 * config/alpha/alpha-protos.h: Update.
8653 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8654 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8655 (EXTRA_CONSTRAINT): Remove.
8656 * config/alpha/alpha.md: Include constraints.md.
8657 (adddi splitter): Use satisfies_constraint_*.
8658 * config/alpha/predicates.md (add_operand): Likewise.
8659 (sext_add_operand, addition_operation): Likewise.
8661 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8663 PR tree-optimization/29145
8664 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8665 in our handling of restrict qualified pointers.
8667 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8670 * doc/invoke.texi (Wunused-value): Update description.
8671 (Wextra): Delete item.
8672 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8673 value of Wunused-value.
8674 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8675 (c_finish_stmt_expr): Don't check extra_warnings.
8676 (emit_side_effect_warnings): The caller is responsible to check
8679 2007-02-11 Roger Sayle <roger@eyesopen.com>
8680 Matt Thomas <matt@3am-software.com>
8682 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8684 2007-02-11 Roger Sayle <roger@eyesopen.com>
8686 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8687 comparisons of POPCOUNT against zero.
8688 (simplify_const_relational_operation): Likewise.
8690 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8692 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8694 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8696 * dwarf2out.c (root_type): Delete unused function.
8698 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8700 * genattrtab.c (contained_in_p): Delete unused function.
8701 (write_expr_attr_cache): Likewise.
8703 2007-02-11 Jan Hubicka <jh@suse.cz>
8705 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8708 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8710 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8711 to add the REG_EQ* note.
8712 * see.c (see_merge_one_use_extension): Likewise.
8713 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8714 turn REG_EQUAL notes into REG_EQUIV notes if the target
8715 register may have more than one set.
8716 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8717 * gcse.c (try_replace_reg): Likewise.
8718 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8719 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8720 more than one REG_EQUIV note.
8721 * reload1.c (gen_reload): Use set_unique_reg_note.
8723 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8725 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8726 (ix86_builtin_conversion): New function.
8728 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8731 * tree.h (DECL_REPLACEABLE_P): New macro.
8732 * except.c (set_nothrow_function_flags): Likewise.
8734 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8735 Ira Rosen <irar@il.ibm.com>
8736 Dorit Nuzman <dorit@il.ibm.com>
8738 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8739 * targhooks.c (default_builtin_vectorized_conversion): New.
8740 * targhooks.h (default_builtin_vectorized_function): New declaration.
8741 * target.h (struct vectorize): Add builtin_conversion field.
8742 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8743 stmt_vec_info_type value.
8744 (vectorizable_conversion): New declaration.
8745 * tree-vect-analyze.c (vect_analyze_operations): Add
8746 vectorizable_conversion call.
8747 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8748 * tree-vect-transform.c (vectorizable_conversion): New function.
8749 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8750 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8752 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8753 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8754 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8755 or ALTIVEC_BUILTIN_VCFSX.
8757 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8760 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8761 CONST_DOUBLE and operand 0 is a hard register.
8762 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8763 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8764 is a hard floating-point register.
8766 2007-02-10 Richard Henderson <rth@redhat.com>
8767 Jakub Jelinek <jakub@redhat.com>
8768 Alexandre Oliva <aoliva@redhat.com>
8770 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8771 * builtin-types.def (BT_WORD): Make unsigned.
8772 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8773 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8774 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8775 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8776 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8777 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8779 * expr.c (emutls_var_address): New.
8780 (expand_expr_real_1): Expand emulated tls.
8781 (expand_expr_addr_expr_1): Likewise.
8782 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8783 * output.h (emutls_finish): Declare.
8784 * toplev.c (compile_file): Call it.
8785 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8786 address before wrapping in CONST.
8787 * varasm.c (emutls_htab, emutls_object_type): New.
8788 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8789 (get_emutls_object_name, get_emutls_object_type): New.
8790 (get_emutls_init_templ_addr, emutls_decl): New.
8791 (emutls_common_1, emutls_finish): New.
8792 (assemble_variable): When emulating tls, swap decls; generate
8793 constructor for the emutls objects.
8794 (do_assemble_alias): When emulating tls, swap decl and target name.
8795 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8797 * varpool.c (decide_is_variable_needed): Look at force_output.
8798 Recurse for emulated tls.
8799 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8800 with decide_is_variable_needed.
8801 * emutls.c: New file.
8802 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8803 tls_object for real tls.
8805 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8807 PR rtl-optimization/29599
8808 * reload1.c (eliminate_regs_in_insn): Take the destination
8809 mode into account when computing the offset.
8811 2007-02-09 Stuart Hastings <stuart@apple.com>
8812 Richard Henderson <rth@redhat.com>
8814 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8815 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8816 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8817 fixuns_truncdfhi2): New.
8818 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8819 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8820 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8821 (floatunssidf2): Allow nonimmediate source.
8822 * config/i386/sse.md (movdi_to_sse): New.
8823 (vec_concatv2di): Drop '*'.
8824 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8825 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8826 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8828 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8829 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8830 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8831 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8832 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8833 ix86_build_const_vector.
8834 (x86_emit_floatuns): Rewrite.
8836 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8838 * genautomata.c (longest_path_length): Delete unused function.
8839 (struct state): Delete unused longest_path_length.
8840 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8841 (get_free_state): Delete unused.
8843 2007-02-09 Jan Hubicka <jh@suse.cz>
8845 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8846 * doc/invoke.texi (inline-unit-growth): Update default value.
8848 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8849 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8850 (rebuild_cgraph_edges): Likewise.
8851 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8852 (dump_cgraph_node): Dump frequencies.
8853 (cgraph_clone_edge): Add frequency scales.
8854 (cgraph_clone_node): Add freuqnecy.
8855 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8856 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8857 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8858 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8859 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8860 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8861 (save_inline_function_body): Likewise.
8862 * ipa-inline.c: inluce rtl.h
8863 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8864 (cgraph_edge_badness): Use frequencies.
8865 (cgraph_decide_recursive_inlining): Update clonning.
8866 (cgraph_decide_inlining_of_small_function): Dump frequency.
8867 * predict.c (estimate_bb_frequencies): Export.
8868 * predict.h (estimate_bb_frequencies): Declare.
8869 * tree-inline.c (copy_bb): Watch overflows.
8870 (expand_call_inline): Update call of cgraph_create_edge.
8871 (optimize_inline_calls): Use TODO flags to update frequnecies.
8872 * passes.h: Include predict.h
8873 (init_optimization_passes): Move profile ahead.
8874 (execute_function_todo): Handle TODO_rebuild_frequencies.
8876 2007-02-09 Roger Sayle <roger@eyesopen.com>
8878 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8879 the insbl or inswl pattern into a register.
8881 2007-02-09 Roger Sayle <roger@eyesopen.com>
8883 * config/ia64/ia64.md (bswapdi2): New define_insn.
8885 2007-02-09 Richard Henderson <rth@redhat.com>
8887 * config/i386/constraints.md (Ym): New constraint.
8888 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8889 (movdi_1_rex64): Split sse and xmm general register moves from
8890 memory move alternatives. Use conditional register constraints.
8891 (movsf_1, movdf_integer): Likewise.
8892 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8893 (movdf_integer_rex64): New.
8894 (pushsf_rex64): Fix output constraints.
8895 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8896 (sse2_stored): Likewise.
8897 (sse2_storeq_rex64): New.
8898 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8899 amd and not generic.
8900 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8901 for optimize_size. Remove SF/DFmode hack.
8903 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8905 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8908 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8909 Richard Sandiford <richard@codesourcery.com>
8911 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8912 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8913 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8914 m68k/t-mlib to tmake_file.
8915 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8916 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8917 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8918 Allow it to be cf or m68k. Set m68k_arch_family. If that
8919 variable is not empty, add t-$m68k_arch_family to tmake_file.
8920 Add t-mlibs to tmake_file.
8921 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8922 * config/m68k/t-cf: New file.
8923 * config/m68k/t-m68k: Likewise.
8924 * config/m68k/t-mlibs: Likewise.
8925 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8926 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8927 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8928 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8929 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8931 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8932 (INSTALL_LIBGCC): Delete.
8933 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8934 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8935 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8936 (M68K_MLIB_CPU): Define.
8937 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8938 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8939 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8941 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8942 Richard Guenther <rguenther@suse.de>
8945 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8946 against INT_MIN/INT_MAX.
8947 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8948 file if a loop is removed.
8950 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8952 * calls.c (store_one_arg): Pass correct alignment to
8953 emit_push_insn for non-BLKmode values.
8954 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8955 unaligned stack slot via a suitably aligned slot.
8957 2007-02-08 DJ Delorie <dj@redhat.com>
8959 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8961 (legal_subregs): Use unsigned char, make const.
8962 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8964 2007-02-08 Paul Brook <paul@codesourcery.com>
8966 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8967 special interworking needed.
8969 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8971 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8972 conditional to __SSE2__.
8973 (Entries below should have been added to first ChangeLog
8974 entry for amdfam10 dated 2007-02-05)
8975 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8977 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8979 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8982 2007-02-08 DJ Delorie <dj@redhat.com>
8984 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8985 * config/m32c/m32c.c (legal_subregs): New.
8986 (m32c_illegal_subreg_p): New.
8987 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8988 unsupported subregs of hard regs.
8990 2007-02-08 Jan Hubicka <jh@suse.cz>
8992 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8993 the same one; always update histograms.
8995 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8997 * passes.c (init_optimization_passes): Tidy comment.
8999 2007-02-08 Roger Sayle <roger@eyesopen.com>
9001 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9002 strip zero_extend, bswap and rotates from POCOUNT's argument.
9003 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9004 zero_extend and rotates from PARITY's argument.
9005 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9006 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9007 of an integer constant at compile-time.
9009 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9012 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9014 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9017 * tree-ssa-live.c (remove_unused_locals): Do not remove
9018 TREE_ADDRESSABLE variables.
9019 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9020 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9021 FOR_CLOBBER. Update all users.
9022 If VAR has an associated alias set, add a virtual operand for
9023 it if no alias is found to conflict with the memory reference.
9025 2007-02-07 Jan Hubicka <jh@suse.cz>
9026 Robert Kidd <rkidd@crhc.uiuc.edu>
9028 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9030 2007-02-07 Ian Lance Taylor <iant@google.com>
9032 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9034 2007-02-07 Roger Sayle <roger@eyesopen.com>
9036 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9037 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9038 tablejumpdi, movsi_to_cr_one): Remove constraints from
9039 define_expand's match_operands.
9041 2007-02-07 Roger Sayle <roger@eyesopen.com>
9043 * global.c (compute_regsets): Move declatation of "i" inside of
9044 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9046 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9049 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9050 of INDIRECT_REF <RESULT_DECL>.
9052 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9054 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9055 Kaz Kojima <kkojima@gcc.gnu.org>
9058 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9060 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9062 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9064 * doc/loop.texi: Document possibility not to perform disambiguation
9065 of loops with multiple latches.
9066 * cfgloopmanip.c (alp_enum_p): Removed.
9067 (add_loop): Handle subloops. Use get_loop_body_with_size.
9068 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9069 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9070 the new forwarder block.
9071 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9072 Handle the case latch is NULL.
9073 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9074 when marking loop exits.
9075 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9077 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9078 disambiguate_loops_with_multiple_latches.
9079 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9080 before fix_loop_structure.
9081 * cfgloop.c: Include pointer-set.h and output.h.
9082 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9083 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9084 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9085 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9086 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9087 disambiguate_multiple_latches, get_loop_body_with_size,
9088 disambiguate_loops_with_multiple_latches): New functions.
9089 (flow_loop_dump): Dump multiple latch edges.
9090 (flow_loop_nodes_find): Handle loops with multiple latches.
9091 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9092 (glb_enum_p): Modified.
9093 (get_loop_body): Use get_loop_body_with_size.
9094 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9095 (AVOID_CFG_MODIFICATIONS): New constant.
9096 (disambiguate_loops_with_multiple_latches, add_loop,
9097 get_loop_body_with_size): Declare.
9098 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9100 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9103 * global.c (compute_regsets): New function.
9104 (global_alloc): Refactored ELIMINABLE_REGSET
9105 and NO_GLOBAL_ALLOC_REGS computation out.
9106 (rest_of_handle_global_alloc): Call compute_regsets()
9107 for non-optimizing case.
9109 2007-02-06 Richard Henderson <rth@redhat.com>
9111 * config/i386/constraints.md (Y2): Rename from Y.
9112 (Yi): New constraint.
9113 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9114 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9115 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9116 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9117 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9118 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9119 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9120 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9121 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9122 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9123 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9124 vec_extractv2si_1): Change Y constraints to Y2.
9125 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9126 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9127 Change Y constraints to Y2.
9128 (sse2_loadld): Change Y constraints to x.
9130 2007-02-06 Roger Sayle <roger@eyesopen.com>
9132 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9133 (parity<mode>2): New define_expand using rs6000_emit_parity.
9134 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9135 rs6000_emit_parity): New functions.
9136 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9137 rs6000_emit_parity): Prototype here.
9139 2007-02-06 Ian Lance Taylor <iant@google.com>
9141 * lower-subreg.c (simple_move_operand): Reject CONST.
9142 (resolve_clobber): Call validate_change rather than directly
9143 assigning to XEXP (pat, 0).
9145 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9147 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9148 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9149 (tree-cfg.o): Remove hashtab.h dependency.
9151 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9152 (struct ivopts_data): Change niters to pointer_map_t.
9153 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9154 (niter_for_exit): Create pointer_map on demand. Change for
9156 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9157 (free_loop_data): Destroy data->niters if created and reset field.
9158 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9159 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9161 * tree-ssa-reassoc.c: Include pointer-set.h.
9162 (bb_rank): Change to long *.
9163 (operand_rank): Change to pointer_map_t.
9164 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9165 (insert_operand_rank): Accept long.
9166 (operand_entry_hash, operand_entry_eq): Remove.
9167 (get_rank): Return long. Adjust for changes above.
9168 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9170 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9172 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9173 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9174 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9176 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9177 directly since it cannot be NULL.
9178 (get_vi_for_tree): Rewrite for pointer_map API.
9179 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9180 (init_alias_vars): Create vi_for_tree as pointer_map.
9181 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9183 * tree-cfg.c: Don't include hashtab.h.
9184 (edge_to_cases): Declare as pointer_map.
9185 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9187 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9188 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9189 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9191 (record_switch_edge): Delete.
9192 (get_cases_for_edge): Adjust for pointer_map API, inline
9193 record_switch_edge (rewritten for new API), remove goto.
9195 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9197 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9198 * tree-nested.c: Include pointer-set.h.
9199 (var_map_elt, var_map_eq, var_map_hash): Delete.
9200 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9202 (nesting_info_bitmap_obstack): New.
9203 (lookup_field_for_decl): Adjust for pointer_map API.
9204 (lookup_tramp_for_decl): Adjust for pointer_map API.
9205 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9206 (get_local_debug_decl): Adjust for pointer_map API.
9207 (convert_nl_goto_reference): Adjust for pointer_map API.
9208 (convert_nl_goto_receiver): Adjust for pointer_map API.
9209 (create_nesting_tree): Create outside GGC space. Create bitmap on
9210 the new obstack. Create field_map and var_map as pointer_maps.
9211 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9213 (lower_nested_functions): Move root here, no need to NULL it.
9214 Initialize and release the obstack.
9216 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9218 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9219 Remove prototypes and make them non-static.
9220 (struct tree_int_map): Remove.
9221 * tree.h (struct tree_int_map): Move here, turning TO into an
9223 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9225 * tree.h (TREE_COMPLEXITY): Remove.
9226 (struct tree_exp): Remove complexity field.
9227 * tree.c (build1_stat): Don't set it.
9229 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9230 Victor Kaplansky <victork@il.ibm.com>
9232 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9233 (vect_is_simple_reduction): Support reduction with induction as
9234 one of the operands.
9235 (vect_is_simple_iv_evolution): Fix formatting.
9236 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9237 formatting. Don't mark induction phis for vectorization.
9238 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9239 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9240 (vect_get_vec_def_for_operand): Support induction.
9241 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9243 (vectorizable_reduction): Support reduction with induction as one of
9245 (vectorizable_type_demotion): Use def-type of stmt argument rather
9246 than dummy def-type.
9248 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9249 flag_tree_scev_cprop.
9250 * common.opt (tree-scev-cprop): New flag.
9252 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9253 call to vect_get_new_vect_var.
9255 2007-02-06 Ira Rosen <irar@il.ibm.com>
9257 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9258 vectype is not NULL.
9259 (vect_pattern_recog_1): Likewise.
9261 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9263 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9264 (fold_negate_expr): Likewise.
9266 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9269 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9270 even if cv-qualification is the same.
9272 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9274 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9275 __enable_execute_stack on completion.
9277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9279 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9280 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9281 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9282 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9283 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9284 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9285 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9286 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9288 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9290 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9291 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9292 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9293 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9294 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9295 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9296 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9297 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9298 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9299 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9300 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9301 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9302 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9303 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9304 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9305 sqrtextenddfxf2_i387): Added amdfam10_decode.
9307 * config/i386/athlon.md (athlon_idirect_amdfam10,
9308 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9309 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9310 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9311 athlon_ivector_store_amdfam10): New define_insn_reservation.
9312 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9317 * config/i386/athlon.md (athlon_call_amdfam10,
9318 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9319 define_insn_reservation.
9320 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9321 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9322 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9324 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9326 * config/i386/athlon.md (athlon_sseld_amdfam10,
9327 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9328 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9330 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9332 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9333 define_insn_reservation.
9334 * config/i386/i386.md (sseins): Added sseins to define_attr type
9335 and define_attr unit.
9336 * config/i386/sse.md: Set type attribute to sseins for insertq
9339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9341 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9342 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9343 ssecomi_load_amdfam10, ssecomi_amdfam10,
9344 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9345 define_insn_reservation.
9346 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9350 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9351 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9352 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9353 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9354 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9355 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9356 define_insn_reservation.
9358 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9359 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9360 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9361 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9362 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9366 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9367 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9368 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9369 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9370 athlon_ssemul_load_k8): Added amdfam10.
9372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9374 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9375 (x86_sse_unaligned_move_optimal): New variable.
9377 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9379 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9380 for unaligned vector SSE double/single precision loads for AMDFAM10.
9382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9384 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9385 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9386 Define TARGET_CPU_DEFAULT_amdfam10.
9387 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9388 (processor_type): Add PROCESSOR_AMDFAM10.
9390 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9391 processor_type in config/i386/i386.h.
9392 Enable imul peepholes for TARGET_AMDFAM10.
9394 * config.gcc: Add support for --with-cpu option for amdfam10.
9396 * config/i386/i386.c (amdfam10_cost): New variable.
9397 (m_AMDFAM10): New macro.
9398 (m_ATHLON_K8_AMDFAM10): New macro.
9399 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9400 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9401 x86_promote_QImode, x86_integer_DFmode_moves,
9402 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9403 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9404 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9405 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9406 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9407 Enable/disable for amdfam10.
9408 (override_options): Add amdfam10_cost to processor_target_table.
9409 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9410 processor_alias_table.
9411 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9412 (ix86_adjust_cost): Add code for amdfam10.
9414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9416 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9417 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9418 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9419 * config/i386/i386.h: Add builtin definition for SSE4A.
9420 * config/i386/i386.md: Add support for ABM instructions
9422 * config/i386/sse.md: Add support for SSE4A instructions
9423 (movntss, movntsd, extrq, insertq).
9424 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9425 Add -march=amdfam10 flag.
9426 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9427 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9429 * doc/extend.texi: Add documentation for SSE4A builtins.
9431 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9433 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9435 2007-02-05 Richard Guenther <rguenther@suse.de>
9437 * tree-vectorizer.h (vectorizable_function): Add argument type
9438 argument, change return type.
9439 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9440 * tree-vect-transform.c (vectorizable_function): Handle extra
9441 argument, return vectorized function decl.
9442 (build_vectorized_function_call): Remove.
9443 (vectorizable_call): Handle calls with result and argument types
9444 differing. Handle loop vectorization factor correctly.
9445 * targhooks.c (default_builtin_vectorized_function): Adjust for
9447 * targhooks.h (default_builtin_vectorized_function): Likewise.
9448 * target.h (builtin_vectorized_function): Add argument type
9450 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9451 extra argument, allow vectorizing of lrintf.
9452 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9453 documentation of target hook.
9455 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9458 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9459 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9460 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9462 2007-02-05 Roger Sayle <roger@eyesopen.com>
9464 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9465 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9466 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9467 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9468 before canonicalizing sincos to cexpi.
9469 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9471 2007-02-05 Roger Sayle <roger@eyesopen.com>
9473 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9474 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9475 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9477 2007-02-05 Roger Sayle <roger@eyesopen.com>
9479 * mips-tfile.c (initialize_init_file): Correct endianness test.
9481 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9483 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9486 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9488 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9489 saves in a PARALLEL before the register assignments.
9491 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9493 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9494 DWARF_FRAME_RETURN_COLUMN to be a general register.
9495 * dwarf2out.c (init_return_column_size): New function, split from...
9496 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9497 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9498 to be nongeneral registers.
9499 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9501 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9502 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9504 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9506 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9508 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9510 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9511 (remove_path): Use can_remove_branch_p and remove_branch instead
9512 of loop_delete_branch_edge.
9513 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9514 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9515 Update profile using scale_dominated_blocks_in_loop.
9516 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9517 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9518 (can_remove_branch_p, remove_branch): Declare.
9519 * tree-cfg.c (tree_can_remove_branch_p): New function.
9520 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9521 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9522 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9524 2007-02-05 Jan Hubicka <jh@suse.cz>
9527 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9528 nodes in cgraph, don't remove offline copy of the function.
9530 2007-02-04 Jan Hubicka <jh@suse.cz>
9532 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9533 vectors might cause maybe_lookup_element_for_expr to be called
9534 on non-sra-candidate.
9536 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9538 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9539 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9540 spelling conventions.
9542 2007-02-04 Richard Guenther <rguenther@suse.de>
9545 * fold-const.c (try_move_mult_to_index): Make sure to not
9546 overflow one dimension of a multi-dimensional array access.
9548 2007-02-04 Jan Hubicka <jh@suse.cz>
9550 * passes.c (init_optimization_passes): Reindent.
9552 2007-02-04 Jan Hubicka <jh@suse.cz>
9553 Eric Botcazou <ebotcazou@adacore.com>
9555 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9556 (execute_fixup_cfg): Break out the abnormal goto code.
9557 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9558 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9559 (optimize_inline_calls): Call make_nonlocal_label_edges.
9561 2007-02-04 Jan Hubicka <jh@suse.cz>
9563 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9564 true when something was changed.
9565 (rename_ssa_copies): When something was changed, do
9566 TODO_remove_unused_locals.
9567 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9568 add TODO_remove_unused_locals when instruction was removed.
9570 2007-02-04 Jan Hubicka <jh@suse.cz>
9572 * ipa-inline.c (try_inline): Improve debug output; work on already
9574 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9575 call try_inline for already inlined edges too when flattening;
9576 inline also functions that make callee growth but overall unit size
9579 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9581 * config/m32c/bitops.md, config/m32c/jump.md,
9582 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9583 config/m32r/m32r.h, config/m32r/m32r.md,
9584 config/m32r/predicates.md, config/m68hc11/larith.asm,
9585 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9586 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9587 config/mips/mips-protos.h, config/mips/mips.c,
9588 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9589 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9590 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9591 spelling conventions.
9593 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9594 Follow spelling conventions.
9596 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9598 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9599 warn about C++0x compatibility.
9601 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9603 * config/h8300/h8300.c, config/h8300/h8300.h,
9604 config/h8300/h8300.md: Follow spelling conventions.
9606 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9609 * combine.c (try_combine): Do not substitute source operand
9610 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9612 2007-02-03 Jan Hubicka <jh@suse.cz>
9614 PR gcov-profile/30650
9615 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9616 do not divide by zero for never executed counters.
9617 (tree_find_values_to_profile): Fix counters.
9618 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9620 2007-02-03 Ian Lance Taylor <iant@google.com>
9622 * lower-subreg.c (simple_move_operand): New static function,
9623 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9625 (simple_move): Call simple_move_operand.
9626 (find_decomposable_subregs): Add special handling of MEMs.
9627 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9628 meaning of return value. If we see a hard register, test whether
9629 it can store a word_mode value. Change all callers.
9631 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9633 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9634 ftrapv insns and expanders.
9635 (subdi3): Change define_expand operand 1 to arith11_operand, and
9636 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9637 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9638 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9642 * varasm.c (notice_global_symbol): Treat global objects as weak when
9645 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9647 * emit-rtl.c (dconstpi): Delete.
9649 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9650 * real.h (dconstpi): Delete.
9652 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9653 (fold_builtin_hypot): Likewise.
9655 2007-02-03 Tom Tromey <tromey@redhat.com>
9658 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9659 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9661 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9663 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9664 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9665 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9666 config/rs6000/cell.md, config/rs6000/darwin.h,
9667 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9668 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9669 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9670 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9671 typos. Follow spelling conventions.
9672 * doc/invoke.texi: Follow spelling conventions.
9674 2007-02-03 Roger Sayle <roger@eyesopen.com>
9676 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9677 canonicalization transformations that attempt to simplify integer
9678 constant comparisons to become comparisons against zero.
9680 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9682 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9684 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9685 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9687 2007-02-02 Mike Stump <mrs@apple.com>
9689 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9690 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9691 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9692 generate a branch island.
9694 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9696 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9697 (xtensa_legitimate_address_p): New.
9698 (xtensa_legitimize_address): New.
9699 (xtensa_output_addr_const_extra): New.
9700 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9702 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9703 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9704 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9705 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9706 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9707 (xtensa_legitimize_address): New.
9708 (xtensa_output_addr_const_extra): New.
9710 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9712 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9714 2007-02-02 Ian Lance Taylor <iant@google.com>
9716 * expmed.c (expand_divmod): Add comment.
9718 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9720 * emit-rtl.c (renumber_insns): Remove.
9721 * flags.h: Remove the extern for flag_renumber_insns.
9722 * rtl.h: Remove the prototype for renumber_insns.
9723 * toplev.c (flag_renumber_insns): Remove.
9725 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9727 Revert for x86 darwin:
9728 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9730 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9731 code before the following patch under TARGET_MACHO.
9732 (ix86_function_value_regno_p): Likewise.
9734 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9736 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9739 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9742 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9743 general or fp registers. Add comments.
9744 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9746 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9748 * pointer-set.c (insert_aux): Only return insertion slot.
9749 (pointer_set_insert): Adjust.
9750 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9751 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9752 pointer_map_traverse): New.
9753 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9754 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9755 pointer_map_contains, pointer_map_traverse): Declare.
9757 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9760 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9761 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9763 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9765 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9767 (struct _dep): New type.
9768 (dep_t): New typedef.
9769 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9770 (DEP_STATUS): New access macro. The macro with the same name was
9771 renamed to DEP_LINK_STATUS.
9772 (dep_init): Declare function
9774 (struct _dep_link): New type.
9775 (dep_link_t): New typedef.
9776 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9777 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9778 (DEP_LINK_STATUS): New macro.
9779 (debug_dep_links): New debug function.
9781 (struct _deps_list): New type.
9782 (deps_list_t): New typedef.
9783 (DEPS_LIST_FIRST): New access macro.
9784 (FOR_EACH_DEP_LINK): New cycle macro.
9785 (create_deps_list, free_deps_list, delete_deps_list): Declare
9787 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9788 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9789 (copy_deps_list_change_con): Ditto.
9791 (move_dep_link): Declare function.
9793 (struct _dep_node): New type.
9794 (dep_node_t): New typedef.
9795 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9797 (struct haifa_insn_data.back_deps): New field to hold backward
9798 dependencies of the insn.
9799 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9801 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9802 Change its type to deps_list_t.
9803 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9804 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9805 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9807 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9809 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9811 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9813 (dep_cost): Declare.
9815 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9816 (ds_to_dk, dk_to_ds): New functions.
9818 (init_dep_1): New static function.
9819 (init_dep): New function.
9820 (copy_dep): New static function.
9822 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9824 (detach_dep_link): New static function.
9825 (move_dep_link): New function.
9827 (dep_links_consistent_p, dump_dep_links): New static functions.
9828 (debug_dep_links): New debugging function.
9830 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9832 (alloc_deps_list, init_deps_list): New static functions.
9833 (create_deps_list): New function.
9834 (clear_deps_list): New static function.
9835 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9836 (deps_list_consistent_p, dump_deps_list): New static functions.
9837 (debug_deps_list): New function.
9838 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9840 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9842 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9843 use new scheduler dependencies lists.
9844 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9845 (sched_analyze): Ditto. Initialize dependencies lists.
9846 (add_forw_dep, compute_forward_dependences): Update to use new
9847 scheduler dependencies lists.
9849 (init_dependency_caches): Init deps_obstack.
9850 (free_dependency_caches): Free deps_obstack.
9852 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9853 new scheduler dependencies lists.
9854 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9855 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9857 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9858 Update to use new scheduler dependencies lists.
9859 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9860 (debug_dependencies): Ditto.
9861 (schedule_region): Update comments.
9863 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9864 scheduler dependencies lists.
9865 (schedule_ebb): Update comments.
9867 * rtl.def (DEPS_LIST): Remove.
9869 * lists.c (unused_deps_list): Remove.
9870 (free_list): Update assertions.
9872 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9873 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9875 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9876 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9878 * haifa-sched.c (comments): Update.
9879 (insn_cost1): Remove. Inline the code into insn_cost ().
9880 (insn_cost): Update to use new scheduler dependencies lists. Move
9881 processing of the dependency cost to dep_cost ().
9882 (dep_cost): New function. Use it instead of insn_cost () when
9883 evaluating cost of the dependency. Use compatible interface to
9884 interact with the target.
9885 (priority): Update to use new scheduler dependencies lists.
9886 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9887 with greater number of insns that depend on the insn.
9888 (schedule_insn): Update to use new scheduler dependencies lists. Add
9889 code to free backward dependencies lists. Inline and optimize code
9890 from resolve_dep () - see PR28071.
9891 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9892 lists. Update call to targetm.sched.is_costly_dependence hook.
9894 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9895 scheduler dependencies lists.
9897 (resolve_dep): Remove. Move the logic to schedule_insn ().
9898 (init_h_i_d): Initialize dependencies lists.
9900 (process_insn_depend_be_in_spec): Rename to
9901 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9903 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9904 Update to use new scheduler dependencies lists.
9905 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9907 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9908 new scheduler dependencies lists.
9909 (build_intra_loop_deps): Ditto.
9911 * target.h (struct _dep): Declare to use in
9912 gcc_target.sched.is_costly_dependence.
9913 (struct gcc_target.sched.adjust_cost): Fix typo.
9914 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9915 single dep_t parameter instead of an equivalent triad.
9916 (struct gcc_target.sched.adjust_cost_2): Remove.
9918 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9920 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9922 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9924 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9926 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9927 (REG_DEP_TRUE): Document.
9929 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9930 Change signature to correspond to the targetm.sched.adjust_cost hook.
9931 Update use in TARGET_SCHED_ADJUST_COST_2.
9932 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9933 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9934 new scheduler dependencies lists.
9935 (ia64_gen_check): Ditto.
9937 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9940 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9941 signature to correspond to the targetm.sched.is_costly_dependence hook.
9942 (is_costly_group): Update to use new scheduler dependencies lists.
9944 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9945 instead of INSN_COST () macro.
9947 2007-02-01 Ian Lance Taylor <iant@google.com>
9949 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9951 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9953 * pa.md (tp_load): Correct mfctl instruction syntax.
9955 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9957 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9958 altivec_padding_size calculation on AIX. Improve comment, add
9959 assert to verify that it's right.
9961 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9964 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9967 * global.c (global_alloc): Add mising initialization of
9970 2007-02-01 Roger Sayle <roger@eyesopen.com>
9972 * alias.c (init_alias_analysis): Correct whitespace.
9973 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9974 partition_hot_cold_basic_blocks): Likewise.
9975 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9976 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9977 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9978 fold_builtin_snprintf_chk, fold_builtin_printf,
9979 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9980 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9981 * cfgcleanup.c (cleanup_cfg): Likewise.
9982 * cfgexpand.c (tree_expand_cfg): Likewise.
9983 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9984 * function.c (get_next_funcdef_no): Likewise.
9985 * gengtype.c (main): Likewise.
9986 * genmodes.c (main): Likewise.
9987 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9988 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9989 * ifcvt.c (noce_emit_move_insn): Likewise.
9990 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9992 * stor-layout.c (get_best_mode): Likewise.
9993 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9994 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9995 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9996 perform_var_substitution, solve_graph): Likewise.
9997 * tree-vrp.c (vrp_finalize): Likewise.
9999 2007-02-01 Ian Lance Taylor <iant@google.com>
10001 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10002 high part of a paradoxical subreg, return a constant zero.
10004 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10006 * toplev.c (lang_dependent_init): Call init_set_costs.
10007 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10009 2007-02-01 Richard Guenther <rguenther@suse.de>
10011 PR middle-end/30656
10012 * fold-const.c (fold_negate_expr): Allow negating a
10013 constant if overflow does not change.
10015 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10017 * doc/c-tree.texi (Expression trees): Improve markup.
10018 * doc/tm.texi (Register Classes, Addressing Modes)
10019 (Floating Point): Fix spacing after abbreviations. Fix some
10022 2007-02-01 Ben Elliston <bje@au.ibm.com>
10024 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10025 * doc/contrib.texi: Likewise.
10026 * doc/install.texi: Likewise.
10028 2007-01-31 Richard Henderson <rth@redhat.com>
10029 Ian Lance Taylor <iant@google.com>
10031 * lower-subreg.c: New file.
10032 * rtl.def (CONCATN): Define.
10033 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10034 pass_lower_subreg2.
10035 * emit-rtl.c (update_reg_offset): New static function, broken out
10036 of gen_rtx_REG_offset.
10037 (gen_rtx_REG_offset): Call update_reg_offset.
10038 (gen_reg_rtx_offset): New function.
10039 * regclass.c: Revert patch of 2006-03-05, restoring
10041 (clear_reg_info_regno): New function.
10042 * dwarf2out.c (concatn_loc_descriptor): New static function.
10043 (loc_descriptor): Handle CONCATN.
10044 * common.opt (fsplit_wide_types): New option.
10045 * opts.c (decode_options): Set flag_split_wide_types when
10047 * timevar.def (TV_LOWER_SUBREG): Define.
10048 * rtl.h (gen_reg_rtx_offset): Declare.
10049 (reg_scan_update): Declare.
10050 * regs.h (clear_reg_info_regno): Declare.
10051 * tree-pass.h (pass_lower_subreg): Declare.
10052 (pass_lower_subreg2): Declare.
10053 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10054 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10055 -fsplit-wide-types.
10056 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10057 * Makefile.in (OBJS-common): Add lower-subreg.o.
10058 (lower-subreg.o): New target.
10060 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10062 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10064 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10067 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10069 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10071 PR middle-end/29335
10072 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10074 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10076 * cfgloop.h: Include vec-prim.h.
10077 (enum li_flags): Remove LI_ONLY_OLD.
10078 (loop_iterator): Changed.
10079 (fel_next, fel_init): Iterate over loop tree.
10080 (FOR_EACH_LOOP_BREAK): New macro.
10081 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10083 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10084 * modulo-sched.c (sms_schedule): Ditto.
10085 * tree-vectorizer.c (vectorize_loops): Ditto.
10086 * doc/loop.texi: Update information on loop numbering and behavior of
10087 FOR_EACH_LOOP wrto new loops.
10088 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10089 add_to_evolution_1): Test nestedness of loops instead of comparing
10091 * tree-chrec.c (chrec_fold_plus_poly_poly,
10092 chrec_fold_multiply_poly_poly, chrec_evaluate,
10093 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10094 reset_evolution_in_loop): Ditto.
10095 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10097 2007-01-31 Dirk Mueller <dmueller@suse.de>
10099 * c-common.c (warn_about_parentheses): Separate warning about
10100 un-parenthized sequence of comparison operators from the one
10101 which is supposed to warn about x <= y <= z.
10103 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10105 * optabs.h (enum optab_index): Add new OTI_isinf.
10106 (isinf_optab): Define corresponding macro.
10107 * optabs.c (init_optabs): Initialize isinf_optab.
10108 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10110 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10111 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10113 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10114 expand_builtin_interclass_mathfn.
10115 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10116 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10117 (fxam<mode>2_i387): New insn pattern.
10118 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10119 built-in functions as x87 inline asm.
10121 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10123 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10125 2007-01-30 Eric Christopher <echristo@apple.com>
10127 * config.gcc: Add geode.
10129 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10131 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10132 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10133 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10134 value-prof.c: Fix comment typos.
10136 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10139 * doc/invoke.texi (Wpointer-arith): Document warning.
10141 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10143 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10144 the list of discrepancies from the draft TR.
10146 2007-01-30 Dirk Mueller <dmueller@suse.de>
10149 * doc/invoke.texi (-Wreturn-type): Update description to
10150 match new behavior.
10152 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10154 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10156 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10158 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10159 to handle optabs that operate on floating point input argument and
10160 output to integer output.
10161 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10162 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10163 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10164 expand_builtin_interclass_mathfn ().
10165 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10166 (ilogbsi2): Remove.
10167 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10168 ilogbl built-in functions as x87 intrinsics.
10170 2007-01-30 Richard Guenther <rguenther@suse.de>
10172 PR middle-end/27657
10173 * dwarf2out.c (reference_to_unused): Query varpool if the
10174 variable was output.
10176 2007-01-30 Richard Guenther <rguenther@suse.de>
10178 PR middle-end/30313
10179 * passes.c (execute_one_pass): Reset in_gimple_form to not
10180 confuse non-unit-at-a-time mode.
10182 2007-01-29 Roger Sayle <roger@eyesopen.com>
10183 Richard Guenther <rguenther@suse.de>
10185 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10186 avoid undefined behaviour on overflow. Use force_fit_type_double
10187 to construct the constant with the specified TREE_OVERFLOW.
10189 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10191 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10192 * config/dfp-bit.h: Ditto.
10194 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10196 * c-decl.c (pop_scope): Replace warnings with call to
10197 warn_for_unused_label.
10198 * c-common.h (warn_for_unused_label): Declare.
10199 * c-common.c (warn_for_unused_label): Define.
10201 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10203 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10206 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10208 * Makefile.in (USER_H): Remove decfloat.h.
10209 * ginclude/decfloat.h: Delete, moving contents to ...
10210 * ginclude/float.h: Add support for decimal floating point,
10211 guarded by __STDC_WANT_DEC_FP__.
10213 2007-01-29 Mike Stump <mrs@apple.com>
10215 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10216 Analysis and Representation to resolve case insensitive conflict.
10217 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10219 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10221 * tree.h (struct tree_memory_tag): Add aliases member.
10222 (MTAG_ALIASES): New macro.
10223 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10224 (add_may_alias): Remove pointer-set. Update for may_aliases being
10226 (mark_aliases_call_clobbered): Update for may_aliases being a
10228 (compute_tag_properties): Ditto.
10229 (create_partition_for): Ditto.
10230 (compute_memory_partitions): Ditto.
10231 (dump_may_aliases_for): Ditto.
10232 (is_aliased_with): Ditto.
10233 (add_may_alias_for_new_tag): Ditto.
10234 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10235 (compute_is_aliased): New function.
10236 (compute_may_aliases): Call compute_is_aliased).
10237 (init_alias_info): Initialize alias_bitmap_obstack.
10238 (union_alias_set_into): New function.
10239 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10240 (have_common_aliases_p): Rewrite to take two bitmaps and use
10242 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10243 Update for bitmaps.
10244 (finalize_ref_all_pointers): Update for add_may_alias changes.
10245 (new_type_alias): Ditto.
10246 * tree-flow-inline.h (may_aliases): Return a bitmap.
10247 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10248 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10249 may_aliases being a bitmap.
10250 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10251 may_aliases now returns a bitmap.
10252 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10254 * tree-ssa-operands.c (add_virtual_operand): Update for
10255 may_aliases being a bitmap.
10257 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10259 PR tree-optimization/30630
10260 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10261 variable as changed.
10263 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10266 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10267 expanded only once even if an error occurs.
10269 2007-01-29 Ben Elliston <bje@au.ibm.com>
10271 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10272 (__gcov_average_profiler): Likewise.
10273 (__gcov_ior_profiler): Likewise.
10274 (__gcov_merge_ior): Likewise.
10276 2007-01-28 Jan Hubicka <jh@suse.cz>
10278 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10279 * value-prof.c (stringop_block_profile): Likewise.
10281 2007-01-28 Jan Hubicka <jh@suse.cz>
10283 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10284 variant handling histograms; add wrapper.
10285 (clear_storage_via_libcall): Export.
10286 (emit_block_move_hints): Break out from ...; add histograms.
10287 (emit_block_move): ... this one.
10288 (clear_storage_hints): Break out from ...; add histograms.
10289 (clear_storage): ... this one.
10290 (set_storage_via_memset): Handle histogram.
10291 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10292 (clear_storage_hints, clear_storage_via_libcall): Declare.
10293 (set_storage_via_setmem): Update prototype.
10294 * doc/md.texi (movmem, setmem): Document new arguments.
10296 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10298 (stringop_block_profile): New global function.
10299 (tree_stringops_values_to_profile): Profile block size and alignment.
10300 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10302 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10303 (stringop_block_profile): Declare.
10304 * builtins.c: Include value-prof.h.
10305 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10306 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10307 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10308 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10309 * profile.c (instrument_values): Add new counters.
10310 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10312 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10313 (tree_init_edge_profiler): Build new profilers.
10314 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10315 (pass_tree_profile): Add dump.
10316 (tree_profile_hooks): Update.
10317 * Makefile.in (LIBGCOV): Add new constants.
10318 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10319 __gcov_ior_profiler): New.
10320 * i386.md (movmem/setmem expanders): Add new optional arguments.
10322 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10324 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10326 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10328 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10329 (tree_unswitch_single_loop): Pass eni_size_weights to
10330 tree_num_loop_insns.
10331 * tree-ssa-loop-manip.c: Include tree-inline.h.
10332 (can_unroll_loop_p): Pass eni_size_weights to
10333 tree_num_loop_insns.
10334 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10335 Pass eni_size_weights to estimate_num_insns.
10336 * tree.h (init_inline_once): Export.
10337 * toplev.c (backend_init): Call init_inline_once.
10338 * cgraphunit.c (cgraph_process_new_functions,
10339 cgraph_analyze_function): Pass eni_inlining_weights to
10340 estimate_num_insns.
10341 * ipa-inline.c (compute_inline_parameters): Ditto.
10342 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10343 to estimate_num_insns.
10344 (try_unroll_loop_completely): Pass eni_size_weights to
10345 tree_num_loop_insns.
10346 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10347 ot estimate_num_insns.
10348 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10349 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10350 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10351 eni_time_weights): New variables.
10352 (init_inline_once): Initialize them.
10353 (struct eni_data): Mew.
10354 (estimate_num_insns_1, estimate_num_insns): Use weights.
10355 * tree-inline.h (struct eni_weights_d): New.
10356 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10357 (estimate_num_insns): Declaration changed.
10358 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10359 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10360 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10362 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10364 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10365 relations in the conflict function is valid.
10367 2007-01-27 Ian Lance Taylor <iant@google.com>
10369 * common.opt: Add fstrict-overflow.
10370 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10371 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10372 (TYPE_OVERFLOW_UNDEFINED): Define.
10373 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10375 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10376 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10377 (fold_negate_expr): Likewise.
10378 (make_range): Likewise.
10379 (extract_muldiv_1): Likewise.
10380 (maybe_canonicalize_comparison): Likewise.
10381 (fold_comparison): Likewise.
10382 (fold_binary): Likewise.
10383 (tree_expr_nonnegative_p): Likewise.
10384 (tree_expr_nonzero_p): Likewise.
10385 * tree-vrp.c (compare_values): Likewise.
10386 (extract_range_from_binary_expr): Likewise.
10387 (extract_range_from_unary_expr): Likewise.
10388 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10390 (nowrap_type_p): Likewise.
10391 * tree-scalar-evolution.c (simple_iv): Likewise.
10392 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10393 (build_range_check): Likewise.
10394 (extract_muldiv_1): Likewise.
10395 (fold_comparison): Likewise.
10396 * tree-vrp.c (vrp_int_const_binop): Likewise.
10397 (extract_range_from_unary_expr): Likewise.
10398 * convert.c (convert_to_integer): Likewise.
10399 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10400 (fold_comparison): Likewise.
10401 (fold_binary): Likewise.
10402 * optabs.c (optab_for_tree_code): Likewise.
10403 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10404 * simplify-rtx.c (simplify_const_relational_operation): Check
10405 flag_strict_overflow and flag_trapv.
10406 (simplify_const_relational_operation): Likewise.
10407 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10408 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10411 2007-01-27 Roger Sayle <roger@eyesopen.com>
10413 * tree.c (tree_fold_gcd): Delete.
10414 * tree.h (tree_fold_gcd): Remove prototype.
10415 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10416 test whether one constant integer is a multiple of another. Instead
10417 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10418 * fold-const.c (multiple_of_p): We've determined both TOP and
10419 BOTTOM are integer constants so we can call int_const_binop directly
10420 instead of the more generic const_binop.
10422 2007-01-27 Roger Sayle <roger@eyesopen.com>
10424 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10425 1*X check that the constant hasn't overflowed, to preserve the
10427 (round_up): Provide an efficient implementation when rouding-up an
10428 INTEGER_CST to a power-of-two.
10430 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10432 * doc/sourcebuild.texi: Add comma for clarity.
10433 * doc/extend.texi: Fix some typos.
10434 * doc/passes.texi: Likewise.
10435 * doc/cppinternals.texi: Likewise.
10436 * doc/c-tree.texi: Likewise.
10437 * doc/tree-ssa.texi: Likewise.
10438 * doc/install.texi: Likewise.
10440 2007-01-27 Jan Hubicka <jh@suse.cz>
10442 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10443 (pass_sra): Do not require alias information.
10444 * passes.c (init_optimization_passes): Add SRA
10446 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10448 * tracer.c (rest_of_handle_tracer): We already cleaned
10449 up the CFG in tracer() so don't do it here again.
10450 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10451 cleanup_cfg here, either. And don't call renumber_insns.
10453 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10454 and BB_HEAD are in the insn stream here. Instead make sure
10455 that BB_INSN is valid on all insns. Also, do check here that
10456 there are no pending branch predictions...
10457 (rtl_verify_flow_info): ...instead of doing it here. Checks
10458 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10461 2007-01-26 Roger Sayle <roger@eyesopen.com>
10463 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10464 function to simplify/factorize operand order canonicalization.
10465 (ix86_fixup_binary_operands): Reorganize using the above function.
10466 (ix86_binary_operator_ok): Likewise.
10468 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10470 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10471 file scope from optimize_attrs.
10472 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10474 (optimize_attrs): Clear insn_code_values after freeing it.
10476 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10478 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10479 a parts.base assignment.
10481 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10483 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10484 (compute_subscript_distance, initialize_data_dependence_relation,
10485 finalize_ddr_dependent, analyze_ziv_subscript,
10486 analyze_siv_subscript_cst_affine,
10487 compute_overlap_steps_for_affine_univar,
10488 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10489 analyze_siv_subscript, analyze_miv_subscript,
10490 analyze_overlapping_iterations, subscript_dependence_tester_1,
10491 compute_self_dependence, free_dependence_relation): Work
10492 with affine_fn instead of chrecs.
10493 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10494 common_affine_function, affine_function_base,
10495 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10496 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10497 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10498 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10499 (all_chrecs_equal_p): Removed.
10500 * tree-data-ref.h (affine_fn, conflict_function): New types.
10501 (struct subscript): Change type of conflicting_iterations_in_a
10502 and conflicting_iterations_in_b.
10504 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10507 * config/pa/pa.h (TARGET_HPUX_11): New.
10508 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10509 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10511 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10512 Richard Guenther <rguenther@suse.de>
10514 * tree-ssa-structalias.c (solve_graph): Handle case
10515 we merged the variable to another.
10517 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10519 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10522 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10523 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10525 2007-01-25 DJ Delorie <dj@redhat.com>
10527 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10528 allow changes to modes which don't fit in those registers.
10530 * reload1.c (choose_reload_regs): Check for invalid subregs before
10531 computing their locations, not after.
10533 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10536 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10537 save Altivec registers in an eh_return function.
10538 (compute_vrsave_mask): Likewise.
10539 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10540 for saving Altivec registers.
10541 (rs6000_emit_prologue): Don't allocate stack twice in
10542 eh_return function. Correct expected value of altivec_save_offset
10543 when using save_world. Describe save of R0 to stack when using
10544 save_world. Describe stack pointer adjustment when using
10545 save_world. Remove duplicated eh_return parameter register saving.
10546 Update sp_offset variable after save_world.
10547 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10549 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10550 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10553 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10555 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10557 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10560 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10561 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10563 2007-01-25 Richard Guenther <rguenther@suse.de>
10565 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10566 * common.opt (-Wcoverage-mismatch): New warning option.
10567 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10568 if -Wcoverage-mismatch is given.
10570 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10572 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10573 (ipcp_driver): Change to static definition.
10574 Add dumping of the ifunctions.
10575 (constant_val_insert): Remove unused parameter. Support for SSA.
10576 (ipcp_propagate_const): Support for SSA.
10577 (ipcp_profile_bb_print): Print only analyzed nodes.
10578 (ipcp_replace_map_create): Remove support for Fortran constant
10580 * ipa-prop.c (ipa_method_modify_stmt,
10581 ipa_callsite_compute_param): Support for SSA.
10582 * ipa-prop.h (ipcp_driver): Remove declaration.
10583 (IS_VALID_TREE_MAP_INDEX): Add define.
10585 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10587 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10589 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10591 PR middle-end/30447
10592 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10593 constant argument to cabs and do it without checking for
10594 -funsafe-math-optimizations.
10596 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10598 * c-common.h (RID_FIRST_CXX0X): New.
10599 (RID_LAST_CXX0X): New.
10600 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10602 * c.opt (Wc++0x-compat): New.
10603 * doc/invoke.texi (-Wc++0x-compat): Document.
10605 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10607 * builtins.c (fold_builtin_carg): New.
10608 (fold_builtin_1): Use it.
10610 2007-01-24 Jan Hubicka <jh@suse.cz>
10612 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10614 * ipa-inline.c (initial_insns, max_insns): Delete.
10615 (compute_max_insns): New function.
10616 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10617 of insns as base for code growth.
10618 (cgraph_decide_inlining): Make initial_insns local; do not compute
10620 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10621 * doc/invoke.texi (inline-unit-growth): Update docs.
10623 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10625 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10626 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10627 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10628 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10629 for CPUs that have PTA_CX16 set.
10631 PR middle-end/27416
10632 * gimplify.c (omp_check_private): New function.
10633 (gimplify_scan_omp_clauses): Use it for
10634 firstprivate/lastprivate/reduction.
10636 PR middle-end/30494
10637 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10638 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10640 PR middle-end/30421
10641 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10642 If lower_lastprivate_clauses emits some statements, append them
10643 to dlist rather than body_p and to body_p append an initializer.
10644 (lower_omp_for): Adjust caller.
10646 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10648 * target.h (globalize_decl_name): New.
10649 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10650 * output.h (default_globalize_decl_name): New.
10651 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10653 (globalize_decl): Ditto.
10654 (default_globalize_decl_name): New.
10655 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10656 (ia64_handle_version_id_attribute): New.
10657 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10658 (ia64_asm_output_external): Use globalize_decl_name instead
10659 of globalize_label.
10660 * doc/extend.texi (version_id): New pragma.
10661 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10663 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10665 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10666 _uleb128_t and _Unwind_SWord with _sleb128_t.
10667 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10668 uw_frame_state_for, uw_update_context_1): Likewise.
10669 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10670 * unwind-pe.h (read_uleb128, read_sleb128,
10671 read_encoded_value_with_base): Likewise.
10672 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10674 2007-01-24 Richard Guenther <rguenther@suse.de>
10676 * builtins.c (expand_builtin_cexpi): Get the fndecl
10677 for cexp in the correct way.
10679 2007-01-24 Jan Hubicka <jh@suse.cz>
10681 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10683 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10685 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10686 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10687 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10688 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10689 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10690 __SIZEOF_PTRDIFF_T__.
10691 * doc/cpp.texi: Documentation for the new builtin macros added.
10693 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10695 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10696 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10697 instead of operands[2] to avoid access past the end of array.
10699 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10701 * reload1.c (emit_reload_insns): Pass the reload register
10702 for a non-spill output reload through forget_old_reloads_1.
10704 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10706 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10707 _SOFT_DOUBLE if doubles use software floating-point.
10708 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10709 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10710 * config/rs6000/darwin-ldouble.c: Also compile functions for
10711 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10712 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10713 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10714 commented-out long double override.
10715 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10716 * config/rs6000/eabispe.h: Likewise.
10717 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10718 long double for non-SPE.
10719 (rs6000_handle_option): Likewise.
10720 (invalid_e500_subreg): Disallow more subregs involding DImode,
10721 DFmode, TImode or TFmode.
10722 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10724 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10726 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10727 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10729 (rs6000_legitimate_address): Also check for TFmode for E500
10731 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10732 (spe_build_register_parallel): Handle TFmode and TCmode.
10733 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10735 (function_arg): Handle TFmode and TCmode for E500 double.
10736 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10738 (print_operand): Handle TFmode and TImode for %y.
10739 (rs6000_generate_compare): Handle TFmode comparisons for E500
10741 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10742 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10743 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10744 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10745 TFmode for E500 double.
10746 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10747 (floatsidf2): Enable for E500 double.
10748 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10749 (extenddftf2): Change to extenddftf2_fprs.
10750 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10751 depending on TARGET_E500_DOUBLE.
10752 (extendsftf2): Enable for E500 double.
10753 (trunctfdf2): Enable for E500 double.
10754 (trunctfsf2): Change to trunctfsf2_fprs.
10755 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10756 depending on TARGET_E500_DOUBLE.
10757 (floatsitf2): Enable for E500 double.
10758 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10759 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10760 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10761 (negtf2): Change to negtf2_internal.
10762 (negtf2): New expander.
10763 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10764 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10765 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10766 (movdi_internal32): Use rs6000_nonimmediate_operand.
10767 (unnamed splitter): Likewise.
10768 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10769 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10770 (SPE64TF, DITI): New mode macros.
10771 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10774 (frob_<mode>_di_2): New.
10775 (frob_tf_di_8_2): New.
10776 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10778 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10780 (frob_ti_<mode>_8_2): New.
10781 (frob_ti_tf_2): New.
10782 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10783 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10785 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10786 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10787 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10788 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10789 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10790 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10793 2007-01-23 Ian Lance Taylor <iant@google.com>
10795 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10797 (OBJS-archive): Reformat, alphabetize.
10798 (OBJS): Change out_object_file to OBJS-md.
10800 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10802 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10803 JUMP_P and CALL_P predicates where applicable.
10804 * config/i386/i386.c: Ditto.
10805 * config/i386/i386.md: Ditto.
10806 * config/i386/mmx.md: Ditto.
10807 * config/i386/predicates.md: Ditto.
10809 2007-01-22 Andreas Schwab <schwab@suse.de>
10811 * config/m68k/m68k.h: Fix comment.
10813 2007-01-22 Jan Hubicka <jh@suse.cz>
10815 * passes.c (init_optimization_passes): Do not rerun
10816 pass_early_warn_uninitialized.
10818 2007-01-22 Richard Guenther <rguenther@suse.de>
10820 PR tree-optimization/30038
10821 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10823 (execute_cse_sincos_1): Likewise.
10824 (execute_cse_sincos): Likewise.
10825 (gate_cse_sincos): Likewise.
10826 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10827 the cexpi() canonicalization of sincos().
10828 * tree-pass.h (pass_cse_sincos): Declare.
10829 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10831 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10833 PR rtl-optimization/29329
10834 * combine.c (replaced_rhs_insn): Rename to i2mod.
10835 (replaced_rhs_value): Rename to i2mod_new_rhs.
10836 (i2mod_old_rhs): New global variable.
10837 (combine_instructions): Adjust for above change. Save a copy of
10838 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10839 note are substituted in the second instruction.
10840 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10841 ditch the note if it pertains to the second eliminated register
10842 and this register is mentioned in i2mod_old_rhs.
10845 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10847 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10848 the insn to which the note was originally attached.
10850 2007-01-21 Jan Hubicka <jh@suse.cz>
10852 * ipa-inline.c (inlining_mode): Comment, move up.
10853 (cgraph_decide_inlining_incrementally): Do not perform inlining
10854 itself; fix handling of flattening of self recursive functions.
10855 (cgraph_find_cycles): Remove.
10856 (cgraph_flatten_node): Remove.
10857 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10858 (try_inline): New function.
10859 (cgraph_early_inlining): Update call of
10860 cgraph_decide_inlining_incrementally. Apply inlining here.
10861 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10863 2007-01-21 Dirk Mueller <dmueller@suse.de>
10866 * tree-vrp.c (check_array_bounds): do not warn
10867 about ADDR_EXPR's of ARRAY_REF's which are immediately
10868 used in binary expressions.
10870 2007-01-21 Ira Rosen <irar@il.ibm.com>
10872 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10873 read_write_dep and macros for its access.
10874 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10875 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10876 argument, call vect_check_interleaving for every independent pair of
10877 data-refs. Mark loads that access the same memory location as a store
10879 (vect_check_dependences): Remove.
10880 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10881 call, fix the call to vect_analyze_data_ref_dependence.
10882 (vect_analyze_data_ref_access): For statements that access the same
10883 data-ref, check that they are not stores; for loads, check that there
10884 is no store that access the same location.
10886 2007-01-20 Roger Sayle <roger@eyesopen.com>
10887 Joseph Myers <joseph@codesourcery.com>
10889 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10890 (-fdump-rtl-stack): Likewise.
10891 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10892 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10893 (-mpt-fixed): Use @minus{} for minus sign.
10894 (Using Precompiled Headers): Fix under/overfull hbox.
10896 2007-01-20 Jan Hubicka <jh@suse.cz>
10898 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10899 place within annotation.
10901 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10903 * pa.c (output_move_double): Change array size of xoperands to 4.
10905 2007-01-20 Jan Hubicka <jh@suse.cz>
10907 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10910 2007-01-19 Ian Lance Taylor <iant@google.com>
10912 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10913 constant to unsigned HOST_WIDE_INT before negating.
10915 2007-01-19 Ian Lance Taylor <iant@google.com>
10917 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10919 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10920 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10921 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10922 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10923 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10924 (realloc_vdef, realloc_vuse): Change second parameter to
10926 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10927 fields to unsigned.
10928 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10929 unsigned. Change x and lim locals to unsigned.
10930 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10932 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10933 (copy_virtual_operands): Change i and n locals to unsigned.
10935 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10937 PR middle-end/29335
10938 * builtins.c (fold_builtin_1): Handle builtin fdim.
10940 2007-01-20 Jan Hubicka <jh@suse.cz>
10942 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10943 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10944 init_alias_heapvars.
10945 (init_alias_heapvars): Initialize only when not already initialized.
10946 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10948 2007-01-19 Roger Sayle <roger@eyesopen.com>
10950 * common.opt (fsigned-zeros): New command line option.
10951 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10952 of flag_unsafe_math_optimizations.
10953 * opts.c (set_fast_math_flags): The -ffast-math command line option
10954 implies -fno-signed-zeros.
10955 (fast_math_flags_set_p): Likewise.
10957 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10958 the documentation of -ffast-math appropriately. Wrap long lines.
10960 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10962 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10963 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10965 2007-01-19 Tomas Bily <tbily@suse.cz>
10967 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10969 (tree_init_ic_make_global_vars): New function
10970 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10971 (tree_gen_ic_profiler): New function
10972 (tree_gen_ic_func_profiler): New function
10973 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10974 (tree_profile_hooks): Added hook for indirec/virtual calls
10975 * value-prof.c (tree_find_values_to_profile): New case for
10977 (tree_values_to_profile): Call for determining indirect/virtual
10979 (tree_indirect_call_to_profile): New function
10980 (tree_ic_transform): New function
10981 (tree_ic): New function
10982 (find_func_by_pid): New function
10983 (init_pid_map): New function
10984 (tree_value_profile_transformations): Added check for
10985 indirect/virtual call transformation
10986 * value-prof.h (enum hist_type): New counter type for
10987 indirect/virtual calls
10988 (profile_hooks): Added new hook for profiling indirect/virtual
10990 * profile.c (instrument_values): New case for indirect/virtual
10992 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10993 (GCOV_COUNTER_V_INDIR): New counter type
10994 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10995 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10997 * cgraph.c: Definition of cgraph_max_pid
10998 (cgraph_create_node): Default init of pid attribute
10999 * cgraph.h: Declaration of cgraph_max_pid
11000 (struct cgraph_node): Added pid attribute
11001 * libgcov.c (__gcov_indirect_call_profiler): New function
11002 (__gcov_one_value_profiler_body): New function
11003 (__gcov_one_value_profiler): Body was moved to
11004 __gcov_one_value_profiler_body and calls it
11006 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11008 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11009 * gengtype.c (write_types_data, write_func_for_structure,
11010 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11011 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11012 (walk_type, write_func_for_structure): Generate the mark_hook if
11015 2007-01-19 Jan Hubicka <jh@suse.cz>
11017 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11018 'early' argument take inlining mode argument specifying whether to
11019 inline for size/speeed or all functions; add support for flattening;
11021 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11023 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11026 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11027 the name of the declared identifier.
11029 2007-01-19 Dirk Mueller <dmueller@suse.de>
11031 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11032 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11033 duplicate evaluation.
11035 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11037 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11038 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11039 to XFMode, use acosxf2 and truncate result to requested mode.
11040 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11041 (asin<mode>2): Similarly, with asin expanders.
11042 (*fscalexf4_i387): Rename from *fscalexf4.
11043 (expNcorexf3): New expander.
11044 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11045 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11046 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11047 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11048 patterns for SSE math.
11049 (exp10<mode>2): Similarly, with exp10 expanders.
11050 (exp2<mode>2): Similarly, with exp2 expanders.
11051 (expm1<mode>2): Similarly, with expm1 expanders.
11052 (ldexp<mode>3): Similarly, with ldexp expanders.
11053 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11054 Use gen_truncxf<mode>2_i387_noop to truncate result.
11056 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11058 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11059 for ColdFire targets.
11061 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11062 Richard Sandiford <richard@codesourcery.com>
11064 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11065 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11066 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11067 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11068 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11069 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11071 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11073 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11074 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11075 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11076 (*adddi_dilshr32_cf): New pattern.
11077 (adddi3, subdi3): Remove first alternatives.
11079 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11081 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11082 implemented using move.l, do not use its cc result for floating-point
11085 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11087 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11088 from accepting 's' constraints if flag_pic.
11090 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11092 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11093 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11094 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11095 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11097 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11099 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11100 ColdFire alternatives.
11101 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11102 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11103 architectures that support ff1 instruction.
11105 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11106 Julian Brown <julian@codesourcery.com>
11108 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11109 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11110 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11113 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11115 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11117 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11118 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11119 HOST_WIDE_INT instead of an rtx.
11120 (m68k_rtx_costs): Update call accordingly.
11121 (output_move_const_into_data_reg): Likewise. Fix formatting.
11122 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11124 (output_move_simode_const): Update calls after above changes.
11125 Rework to use automatic variables and predicates like MEM_P.
11126 * config/m68k/m68k.md (pushexthisi_const): Update call to
11129 2007-01-19 Dirk Mueller <dmueller@suse.de>
11131 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11132 in dump_flags test.
11134 2007-01-19 Richard Guenther <rguenther@suse.de>
11136 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11137 via cexp in case sincos is not available.
11139 2007-01-19 Richard Guenther <rguenther@suse.de>
11141 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11142 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11143 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11144 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11145 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11146 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11147 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11148 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11150 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11152 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11154 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11155 (atan2xf3): Directly generate RTL pattern.
11156 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11157 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11158 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11159 disable patterns for SSE math.
11160 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11161 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11162 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11163 disable patterns for SSE math.
11165 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11167 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11169 2007-01-18 Roger Sayle <roger@eyesopen.com>
11171 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11172 VIEW_CONVERT_EXPR to the same type as it's operand.
11174 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11176 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11177 configured for long double 128.
11179 2007-01-18 Mike Stump <mrs@apple.com>
11181 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11184 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11186 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11189 2007-01-18 Jan Hubicka <jh@suse.cz>
11191 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11192 greater than NUM_VOP_FREE_BUCKETS.
11194 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11196 * tree-ssa-structalias.c: Update comments.
11197 (ptabitmap_obstack): Removed.
11198 (pta_obstack): New.
11199 (oldpta_obstack): Ditto.
11200 (stats): Add a few members.
11201 (struct variable_info): Remove node, complex, address_taken, and
11202 indirect_target members. Add oldsolution member.
11203 (new_var_info): Do not initialize removed members.
11204 (constraint_expr_type): Remove INCLUDES.
11205 (constraint_graph): Add size, implicit_preds, rep,
11206 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11207 (FIRST_REF_NODE): New macro.
11208 (LAST_REF_NODE): Ditto.
11209 (FIRST_ADDR_NODE): Ditto.
11210 (find): New function.
11212 (dump_constraint): Do not handle INCLUDES.
11213 (insert_into_complex): Do not insert duplicate constraints.
11214 (condense_varmap_nodes): Renamed and rewritten into ...
11215 (merge_node_constraints): This. Also fix bug in handling of
11216 offseted copy constraints.
11217 (clear_edges_for_node): No longer need to deal with preds at all,
11218 or removing associated preds/succs.
11219 (merge_graph_nodes): Deal with indirect_cycles.
11220 Don't deal with predecessors.
11221 (add_implicit_graph_edge): New function.
11222 (add_pred_graph_edge): Ditto.
11223 (add_graph_edge): Don't deal with predecessors.
11224 (build_constraint_graph): Removed.
11225 (build_pred_graph): New function.
11226 (build_succ_graph): Ditto.
11227 (struct scc_info): Removed in_component. Added roots, dfs, and
11228 node_mapping. Remove visited_index, unification_queue.
11229 (scc_visit): Deal with union-find we do now.
11230 Deal with cycles with REF nodes.
11231 (collapse_nodes): Renamed and rewritten to ...
11232 (unify_nodes): This.
11233 (process_unification_queue): Removed.
11234 (topo_visit): Cleanup
11235 (do_da_constraint): Use find.
11236 (do_sd_constraint): Ditto.
11237 (do_ds_constraint): Ditto.
11238 (do_complex_constraint): Ditto.
11239 (init_scc_info): Update for removed and added members.
11240 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11241 (find_indirect_cycles): This.
11242 (equivalence_class): New variable.
11243 (label_visit): New function.
11244 (perform_variable_substitution): Rewritten.
11245 (free_var_substitution_info): New function.
11246 (find_equivalent_node): Ditto.
11247 (move_complex_constraints): Ditto.
11248 (eliminate_indirect_cycles): Ditto.
11249 (solve_graph): Only propagate changed bits.
11250 Use indirect cycle elimination.
11252 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11253 (tree_id_eq): Renamed to ...
11254 (tree_vi_eq): This. Update for member change
11255 (insert_id_for_tree): Renamed and rewritten to ...
11256 (insert_vi_for_tree): This.
11257 (lookup_id_for_tree): Renamed and rewritten to ...
11258 (lookup_vi_for_tree): This.
11259 (get_id_for_tree): Renamed and rewritten to ...
11260 (get_vi_for_tree): Ditto.
11261 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11262 (process_constraint): Don't handle INCLUDES.
11263 Remove special ADDRESSOF case.
11264 (find_func_aliases): Rewrite to use vi functions instead of id
11266 (create_function_info_for): Ditto.
11267 (create_variable_info_for): Ditto.
11268 (intra_create_variable_infos): Ditto.
11269 (merge_smts_into): Ditto.
11270 (find_what_p_points_to): Ditto.
11271 (init_base_vars): Ditto.
11272 (init_alias_vars): Ditto.
11273 (remove_preds_and_fake_succs): New function.
11274 (dump_sa_points_to_info): Dump new stats.
11275 (dump_solution_for_var): Use find.
11276 (set_used_smts): Fix formatting.
11277 (compute_points_to_sets): Updated for new functions.
11278 (ipa_pta_execute): Ditto.
11280 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11281 Richard Sandiford <richard@codesourcery.com>
11283 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11285 * calls.c (expand_call): If the return value is a PARALLEL,
11286 extract its first member.
11287 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11288 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11289 use FUNCTION_EXTRA_EPILOGUE.
11290 (m68k_function_value): Return a PARALLEL if the return value
11291 is of a pointer type.
11292 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11293 (FUNCTION_EXTRA_EPILOGUE): Remove.
11294 * config/m68k/m68k.md (D0_REG): New constant.
11296 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11298 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11299 output a NOP for empty epilogues.
11301 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11303 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11304 before function. Extend register save check to include all
11305 registers, not just integer ones.
11307 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11309 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11310 (m68k_use_return_insn): ...this.
11311 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11312 * config/m68k/m68k.c (use_return_insn): Rename to...
11313 (m68k_use_return_insn): ...this.
11314 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11315 of USE_RETURN_INSN.
11317 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11319 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11320 nearest even, fix denormal rounding overflow.
11322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11324 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11325 f%$smove and f%$move.
11326 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11327 (extendsfdf2_cf): Use fdmove instead of f%&move.
11328 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11329 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11331 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11333 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11336 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11338 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11339 (coldfire_single_format): Declare.
11340 (coldfire_double_format): Likewise.
11341 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11342 of qnan_msb_set to determine the lower bits of a canonical
11344 (encode_ieee_double): Likewise.
11345 (encode_ieee_quad): Likewise.
11346 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11347 (mips_single_format): Likewise.
11348 (ieee_double_format): Likewise.
11349 (mips_double_format): Likewise.
11350 (ieee_extended_motorola_format): Likewise.
11351 (ieee_extended_intel_96_format): Likewise.
11352 (ieee_extended_intel_128_format): Likewise.
11353 (ieee_extended_intel_96_round_53_format): Likewise.
11354 (ibm_extended_format): Likewise.
11355 (mips_extended_format): Likewise.
11356 (ieee_quad_format): Likewise.
11357 (mips_quad_format): Likewise.
11358 (vax_f_format): Likewise.
11359 (vax_d_format): Likewise.
11360 (vax_g_format): Likewise.
11361 (i370_single_format): Likewise.
11362 (i370_double_format): Likewise.
11363 (decimal_single_format): Likewise.
11364 (decimal_double_format): Likewise.
11365 (decimal_quad_format): Likewise.
11366 (c4x_single_format): Likewise.
11367 (c4x_extended_format): Likewise.
11368 (real_internal_format): Likewise.
11369 (coldfire_single_format): New real_format.
11370 (coldfire_double_format): Likewise.
11371 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11372 canonical_nan_lsbs_set.
11373 (pdp11_d_format): Likewise.
11374 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11375 if TARGET_COLDFIRE_CPU.
11377 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11379 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11380 (output_call, m68k_legitimize_call_address): Declare.
11381 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11382 parenthesees. Add support for a 'W' constraint.
11383 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11384 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11385 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11386 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11388 (override_options): Initialize them. Do not set flag_no_function_cse
11389 for TARGET_ID_SHARED_LIBRARY.
11390 (m68k_output_pic_call): Delete.
11391 (m68k_legitimize_call_address): New function.
11392 (print_operand): Remove the %o prefix. Handle the %p prefix.
11393 (output_call): New function.
11394 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11395 target address from the GOT if symbolic jumps are not allowed.
11396 * config/m68k/m68k.md (call, general_operand): Do not set
11397 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11398 Merge separate flag_pic and !flag_pic define_insns into...
11399 (*call, *call_value): ...these new patterns. Match the address
11400 rather than the containing MEM and require it to be a call_operand.
11401 Use output_call to generate the asm template.
11402 * config/m68k/predicates.md (const_call_operand): New predicate.
11403 (call_operand): Likewise.
11405 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11407 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11408 (STACK_GROWS_DOWNWARD): Define to 1.
11409 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11410 comments, emphasizing that these values are only defaults.
11411 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11412 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11414 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11416 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11418 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11419 Richard Sandiford <richard@codesourcery.com>
11421 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11422 (FP_REGNO_P): New macros.
11423 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11424 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11425 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11426 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11428 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11430 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11431 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11433 * config/m68k/t-floatlib: New file, extracting common code from...
11434 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11435 * config/m68k/t-uclinux: Here.
11436 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11437 routines on ColdFire targets.
11439 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11441 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11442 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11443 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11444 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11445 explicitly set MOTOROLA to 1.
11446 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11448 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11449 Nathan Sidwell <nathan@codesourcery.com>
11451 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11452 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11453 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11454 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11455 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11456 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11457 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11458 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11459 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11460 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11461 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11462 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11463 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11464 (DBX_REGISTER_NUMBER): Delete.
11465 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11466 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11467 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11469 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11471 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11472 * config/flat.h: New file.
11473 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11474 OBJECT_FORMAT_FLAT.
11475 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11476 indirect references for -msep-data or -mid-shared-library.
11477 Do not use PC-relative code addresses either.
11478 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11480 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11481 for shared libraries and crt1.o for executables. Use crti.o and
11483 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11484 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11485 Do not add -elf2flt or -shared-lib-id options here.
11486 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11487 Pass -shared-lib-id if -mid-shared-library, taking the library
11488 identifier from -mshared-library-id if given, otherwise
11490 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11491 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11492 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11493 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11494 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11495 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11497 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11498 jump sequence for ISA A and ISA A+.
11499 (PICJUMP): Likewise.
11501 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11503 * config.gcc (m68k-*-uclinux*): Base the port on the common
11504 and m68k GNU/Linux files rather than on the generic ELF ones.
11505 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11506 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11508 2007-01-18 Julian Brown <julian@codesourcery.com>
11509 Richard Sandiford <richard@codesourcery.com>
11511 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11512 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11513 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11515 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11516 80 unconditionally.
11517 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11519 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11521 * doc/install.texi: Document m68k-uclinuxoldabi.
11522 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11523 * config/m68k/uclinux-oldabi.h: New file, copied from
11524 config/m68k/uclinux.h.
11526 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11528 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11529 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11530 (m32r_compute_frame_size): Use unsigned for regno.
11531 (m32r_reload_lr): Use gen_frame_mem.
11533 (m32r_output_function_epilogue): Don't output the function epilogue
11535 (m32r_expand_epilogue): New.
11536 (direct_return): Return false if the function has the interrupt
11538 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11539 * config/m32r/m32r.md (epilogue): New expander.
11540 (return_lr, return_rte): New insns.
11541 (return): Make it expander.
11542 (return_normal): New expander.
11544 2007-01-18 Josh Conner <jconner@apple.com>
11547 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11548 support for UNLE, UNLT, UNGE, and UNGT.
11550 2007-01-18 Jan Hubicka <jh@suse.cz>
11552 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11553 * tree-tailcall (add_virtual_phis): Likewise.
11554 (optimize_tail_call): Return TODOs.
11555 (execute_tail_calls): Return TODOs.
11556 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11557 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11560 Cleanup cfg using TODO.
11561 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11562 * passes.c (execute_function_todo): When cleanup did something, remove
11564 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11565 (make_edges): Don't cleanup_cfg.
11567 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11569 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11570 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11571 operate on the top of stack.
11572 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11573 register handling of instructions that output to the second
11575 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11576 (move_for_stack_reg): Special-case check for dead destination
11577 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11579 * config/i386/i386.md (UNSPEC_TAN): New constant.
11580 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11581 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11582 to correctly model move of constant 1.0 to top stack slot.
11583 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11584 (unnamed peephole2 pattern): Remove corresponding peephole2
11585 pattern that optimizes tan insn and loading of constant 1.0.
11586 (tanxf2): Use fptanxf4_i387.
11587 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11588 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11589 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11590 disable patterns for SSE math.
11591 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11592 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11594 2007-01-18 Dirk Mueller <dmueller@suse.de>
11595 Richard Guenther <rguenther@suse.de>
11598 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11599 * common.opt (Warray-bounds): Add new warning option.
11600 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11602 * Makefile.in: make tree-vrp.o depend on toplev.h
11603 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11605 (check_array_refs, check_array_bounds, check_array_ref): New.
11607 2007-01-18 Jan Hubicka <jh@suse.cz>
11609 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11610 (execute_ssa_ccp): Return flags conditionally.
11611 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11613 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11615 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11617 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11618 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11620 * Makefile.c (GTFILES): Add cfglayout.h.
11621 * gengtype.c (open_base_files): Likewise.
11622 * cfglayout.c (cfg_layout_function_footer,
11623 cfg_layout_function_header) Reindent to make gengtype happy.
11624 * cfglayout.h (cfg_layout_function_footer,
11625 cfg_layout_function_header): Add GTY(()) marker.
11627 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11629 2007-01-18 Ben Elliston <bje@au.ibm.com>
11631 * genautomata.c (write_automata): Include xstrerror output in the
11632 error message if writing the DFA description file fails.
11634 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11636 * config/mips/mips-protos.h (mips_output_external): Make it
11638 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11639 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11640 (extern_list): Likewise.
11641 (extern_head): Likewise.
11642 (TARGET_ASM_FILE_END): Likewise.
11643 (mips_file_end): Likewise.
11644 (mips_output_external): Rewritten.
11646 2007-01-18 Ben Elliston <bje@au.ibm.com>
11648 * genpreds.c (write_insn_preds_c): Only write out the function
11649 body for regclass_for_constraint if we have register constraints.
11651 2007-01-17 Tom Tromey <tromey@redhat.com>
11653 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11654 * doc/install.texi (Testing): Use sourceware.org.
11655 (Binaries): Likewise.
11656 (Specific): Likewise.
11657 * doc/contrib.texi (Contributors): Use sourceware.org.
11659 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11661 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11662 (AVR_ENHANCED): Rename to ...
11663 (AVR_HAVE_MUL): ... new.
11664 (avr_enhanced_p): Rename to ...
11665 (avr_have_mul_p): ... new.
11666 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11667 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11668 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11669 (avr_have_mul_p): ... new.
11670 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11671 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11672 'avr_enhanced_p' and 'enhanced'.
11673 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11674 AVR_HAVE_MUL instead of AVR_ENHANCED.
11675 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11676 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11677 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11678 instead of AVR_ENHANCED.
11679 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11680 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11681 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11683 2007-01-17 Ian Lance Taylor <iant@google.com>
11685 * vec.h (VEC_reserve_exact): Define.
11686 (vec_gc_p_reserve_exact): Declare.
11687 (vec_gc_o_reserve_exact): Declare.
11688 (vec_heap_p_reserve_exact): Declare.
11689 (vec_heap_o_reserve_exact): Declare.
11690 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11692 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11693 negative parameter.
11694 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11695 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11696 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11697 * vec.c (calculate_allocation): Add exact parameter. Change all
11699 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11700 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11701 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11702 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11703 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11704 (vec_heap_p_reserve_exact): New function.
11705 (vec_heap_o_reserve_exact): New function.
11707 2007-01-17 Jan Hubicka <jh@suse.cz>
11709 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11711 2007-01-17 Eric Christopher <echristo@apple.com>
11713 * config.gcc: Support core2 processor.
11715 2007-01-16 Jan Hubicka <jh@suse.cz>
11717 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11718 the names, just unlink the chain so we don't crash on dangling pointers
11721 2007-01-16 Jan Hubicka <jh@suse.cz>
11723 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11724 * tree-pass.h: Reorder to make IPA passes appear toegher.
11725 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11726 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11727 parameters, do not call early inliner.
11728 * ipa-inline.c: Update comments. Include tree-flow.h
11729 (cgraph_decide_inlining): Do not compute inlining parameters.
11730 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11731 be called with function context set up.
11732 (pass_ipa_inline): Remove unreachable functions before pass.
11733 (cgraph_early_inlining): Simplify assuming to be called from the
11735 (pass_early_inline): New pass.
11736 (cgraph_gate_ipa_early_inlining): New gate.
11737 (pass_ipa_early_inline): Turn into simple wrapper.
11738 (compute_inline_parameters): New function.
11739 (gate_inline_passes): New gate.
11740 (pass_inline_parameters): New pass.
11741 (apply_inline): Move here from tree-optimize.c
11742 (pass_apply_inline): New pass.
11743 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11745 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11746 doing them by hand.
11747 (tree_function_versioning): Do not allocate dummy struct function.
11748 * tree-inline.h (optimize_inline_calls): Update prototype.
11749 * tree-optimize.c (execute_fixup_cfg): Export.
11750 (pass_fixup_cfg): Remove
11751 (tree_rest_of_compilation): Do not apply inlines.
11752 * tree-flow.h (execute_fixup_cfg): Declare.
11753 * Makefile.in (gt-passes.c): New.
11754 * passes.c: Include gt-passes.h
11755 (init_optimization_passes): New passes.
11756 (nnodes, order): New static vars.
11757 (do_per_function_toporder): New function.
11758 (execute_one_pass): Dump current pass here.
11759 (execute_ipa_pass_list): Don't dump current pass here.
11761 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11763 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11764 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11766 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11768 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11769 (strong_alias): Define.
11770 (__gcc_qmul): Provide non-FMA for soft-float.
11771 (__gcc_qdiv): Same.
11776 (__gcc_qunord): New.
11786 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11787 soft-float functions.
11788 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11789 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11790 about long double soft float.
11792 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11793 Tehila Meyzels <tehila@il.ibm.com>
11795 * tree-vectorizer.h (is_pattern_stmt_p): New.
11796 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11797 formatting (tabs instead of spaces). Cleanup and clarify setting
11798 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11799 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11800 (vectorizable_type_demotion): Check that types are integral.
11801 (vectorizable_type_promotion): Likewise.
11802 (vectorizable_store): Fix typo. Eliminate new-line at end of
11805 2007-01-16 Jan Hubicka <jh@suse.cz>
11807 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11810 2007-01-15 Eric Christopher <echristo@apple.com>
11812 * ifcvt.c: Include vec.h, vecprim.h.
11813 (check_cond_move_block): New argument regs.
11814 Reorganize. Add registers used to regs.
11815 (cond_move_process_if_block): Use regs set above as
11818 2007-01-15 Eric Christopher <echristo@apple.com>
11820 * config/darwin.h: Update copyright.
11821 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11822 (LINK_COMMAND_SPEC): Add -u.
11823 (LINK_SPEC): Fix umbrella for above.
11825 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11827 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11830 2007-01-15 Tom Tromey <tromey@redhat.com>
11832 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11833 * doc/install.texi (Testing): Don't mention jacks.
11834 (Configuration): Document --enable-java-maintainer-mode. Move
11835 --with-java-home to libgcj-specific section. Document
11837 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11839 2007-01-15 Jan Hubicka <jh@suse.cz>
11841 * tree-ssa-dce.c (DCE_TODOs): New.
11842 (propagate_necessity): Return if something changed.
11843 (eliminate_unnecessary_stmts): Likewise.
11844 (perform_tree_ssa_dce): Return TODO flags when needed.
11845 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11847 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11849 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11850 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11851 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11852 patterns using X87MODEF12 mode macro. Extend operand 1
11853 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11854 (log10<mode>2): Ditto.
11855 (log2<mode>2): Ditto.
11856 (log1p<mode>2): Ditto.
11857 (logb<mode>2): Ditto.
11858 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11859 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11860 (*fxtractxf3_i387): Rename from *fxtractxf3.
11861 (fxtract_extend<mode>xf3_i387): New insn pattern.
11862 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11863 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11864 and gen_fyl2xxf3_i387().
11866 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11868 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11869 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11870 get_loop_exit_edges. Changed return type to bool.
11871 * cfgloop.h (fix_loop_placement): Declaration removed.
11873 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11875 * param.h (MIN_VECT_LOOP_BOUND): New.
11876 * params.def (MIN_VECT_LOOP_BOUND): New.
11877 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11878 argument - minimum threshold for number of iterations.
11879 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11880 argument to declaration.
11881 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11882 MIN_VECT_LOOP_BOUND.
11883 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11884 slpeel_tree_peel_loop_to_edge with additional argument.
11885 (vect_do_peeling_for_alignment): Likewise.
11886 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11888 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11891 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11892 operands of size 1.
11894 2007-01-14 Jan Hubicka <jh@suse.cz>
11896 * tree-dfa.c (remove_referenced_var): New function.
11897 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11898 prune referenced vars list too.
11899 * tree-flow.h (remove_referenced_var): Declare.
11901 2007-01-14 Jan Hubicka <jh@suse.cz>
11903 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11905 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11906 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11907 * except.h (verify_eh_throw_table_statements): Kill prototype.
11908 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11909 into call exrepssions.
11910 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11912 * tree-cfg.c: Include pointer-set.h.
11913 (verify_node_sharing): Work on pointer set.
11914 (verify_eh_throw_stmt_node): New.
11915 (verify_stmts): Use pointers sets, verify throw_stmt.
11917 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11919 * ipa-reference.c (analyze_function): Consider also addresses taken
11922 2007-01-12 Roger Sayle <roger@eyesopen.com>
11924 * c-typeck.c (null_pointer_constant_p): Replace use of
11925 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11926 (build_c_cast): Likewise.
11928 2007-01-12 Roger Sayle <roger@eyesopen.com>
11930 * tree.h (force_fit_type_double): Remove unused final argument.
11931 * c-common.c (constant_expression_warning): Replace use of
11932 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11933 (convert_and_check): Likewise.
11934 (shorten_compare): Update call to force_fit_type_double.
11935 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11936 * convert.c (convert_to_pointer): Update call to
11937 force_fit_type_double.
11938 * fold-const.c (force_fit_type_double): Remove overflowed_const
11940 (int_const_binop, fold_convert_const_int_from_int,
11941 fold_convert_const_int_from_real, fold_div_compare,
11942 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11943 fold_abs_const, fold_not_const): Remove the final argument from
11944 calls to force_fit_type_double.
11946 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11948 * configure.ac: Set insn to "nop" for spu-*-* also.
11949 * configure: Regenerate.
11951 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11953 * builtins.def : Add BUILT_IN_FREE.
11955 2007-01-12 Jan Hubicka <jh@suse.cz>
11957 PR tree-optimization/30443
11958 * tree-inline.c (tree_function_versioning): Do not optimize when
11959 cloning for inlining.
11961 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11963 * doc/loop.texi: Document recording of loop exits.
11964 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11965 (update_single_exits_after_duplication,
11966 update_single_exit_for_duplicated_loop,
11967 update_single_exit_for_duplicated_loops): Removed.
11968 (duplicate_loop_to_header_edge): Do not call
11969 update_single_exits_after_duplication and
11970 update_single_exit_for_duplicated_loops.
11971 (loop_version): Do not update single_exit information.
11972 (fix_loop_structure): Use record_loop_exits instead of
11973 mark_single_exit_loops.
11974 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11975 the lists of loop exits.
11976 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11977 split_edge, merge_blocks): Update the lists of loop exits.
11978 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11979 loop_optimizer_init.
11980 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11981 of mark_single_exit_loops.
11982 (loop_optimizer_finalize): Call release_recorded_exits.
11983 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11984 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11985 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11986 update single exit information.
11987 * lambda-code.c (perfect_nestify): Ditto.
11988 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11989 (mark_single_exit_loops): Removed.
11990 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11991 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11992 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11994 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11995 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11996 (verify_loop_structure): Verify consistency of the exit lists.
11997 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11998 (set_single_exit): Removed.
11999 * cfgloop.h (struct loop_exit): New function.
12000 (struct loop): single_exit_ field replaced by exits field.
12001 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12002 (struct loops): Added exits hash.
12003 (mark_single_exit_loops, set_single_exit): Declaration removed.
12004 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12006 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12008 * doc/invoke.texi: Avoid use of @headitem.
12010 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12012 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12014 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12016 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12019 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12020 Richard Sandiford <richard@codesourcery.com>
12022 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12023 * config/m68k/m68k.opt: Resort options.
12024 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12026 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12027 Richard Sandiford <richard@codesourcery.com>
12029 * doc/invoke.texi: Document the macros that are defined by
12030 m68k's -mtune and -mhard-float options.
12031 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12032 (m68k_cpp_cpu_family): Likewise.
12033 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12034 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12035 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12036 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12037 (m68k_cpp_cpu_family): Likewise.
12039 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12041 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12042 macros besides mc68000 as tuning macros. Use a switch statement
12043 to set them and mcpu32.
12045 2007-01-12 Julian Brown <julian@codesourcery.com>
12047 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12048 (TARGET_68040_ONLY): Rename to...
12049 (TARGET_68040): ...this.
12050 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12051 * config/m68k/m68k.md: Likewise.
12053 2007-01-12 Julian Brown <julian@codesourcery.com>
12054 Nathan Sidwell <nathan@codesourcery.com>
12055 Richard Sandiford <richard@codesourcery.com>
12057 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12058 the -mcpu= argument associated with the --with-cpu setting.
12059 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12060 if different from the one implied by the -mcpu setting.
12061 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12062 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12063 * doc/invoke.texi: Mention ColdFire in the introduction to the
12064 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12065 -mno-div and -mhard-float options. Make -m68881 a synonym for
12066 -mhard-float. Document the previously-undocumented -m5206e,
12067 -m528x, -m5307 and -m5407 options. Tweak the existing option
12068 documentation for consistency.
12069 * doc/install.texi: Mention new --with-cpu arguments.
12070 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12071 default CPU if neither -mcpu nor -march are specified.
12072 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12073 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12074 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12075 using m68k_tune to decide between families that implement the
12076 same ISA. Use m68k_tune to set __mcfv4e__.
12077 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12078 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12079 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12080 (FL_ISA_C, FL_ISA_MMU): New macros.
12081 (MASK_COLDFIRE): Delete.
12082 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12083 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12084 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12085 (TARGET_HARD_FLOAT): Do not define here.
12086 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12087 (TUNE_68000): New macro.
12088 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12089 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12090 (TUNE_CFV2): Redefine in terms of m68k_tune.
12091 (uarch_type, target_device, fpu_type): New enums.
12092 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12093 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12094 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12095 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12096 (FL_FOR_isa_c): New macros.
12097 (m68k_isa): New enum.
12098 (m68k_target_selection): New structure.
12099 (all_devices, all_isas, all_microarchs): New tables.
12100 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12101 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12102 (MASK_ALL_CPU_BITS): Delete.
12103 (m68k_find_selection): New function.
12104 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12105 Map the legacy target options to a combination of the new ones.
12106 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12107 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12108 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12110 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12111 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12113 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12114 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12115 * config/m68k/m68k-devices.def: New file.
12117 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12118 Nathan Sidwell <nathan@codesourcery.com>
12120 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12121 (SUBTARGET_EXTRA_SPECS): New macros.
12122 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12123 use %(asm_cpu_spec) instead.
12124 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12125 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12126 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12127 (EXTRA_SPECS): Rename to...
12128 (SUBTARGET_EXTRA_SPECS): ...this.
12130 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12131 Richard Sandiford <richard@codesourcery.com>
12132 Julian Brown <julian@codesourcery.com>
12134 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12135 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12136 to the configuration's default CPU.
12137 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12138 Remove default masks.
12139 (m680[012]0-*-*): Set the default with_cpu to the first part of
12141 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12142 (m68k*-*-linux): Extend the --with-cpu handling to...
12143 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12144 and m68010. Don't set target_cpu_default2.
12145 * doc/install.texi: Document --with-cpu for m68k.
12146 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12147 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12148 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12149 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12150 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12151 (ASM_SPEC): Remove use of %(asm_cpu_default).
12152 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12153 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12154 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12155 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12156 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12157 (TARGET_DEFAULT): Delete.
12158 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12159 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12160 (CPP_CPU_SPEC): Delete.
12161 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12162 the appropriate string.
12163 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12164 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12165 (ASM_SPEC): Don't use %(asm_default_spec).
12166 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12167 TARGET_DEFAULT and add MASK_68881.
12168 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12170 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12172 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12173 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12174 MASK_68010 alongside MASK_68020.
12175 * doc/invoke.texi: Document -m68010.
12176 * config/m68k/m68k.opt (m68010): New.
12177 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12179 (TUNE_68010): New macro.
12180 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12181 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12182 (M68K_CPU_m68332): Add MASK_68010.
12183 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12184 fallback definition.
12185 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12187 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12188 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12189 to all entries that use MASK_68020.
12190 (output_move_simode_const, output_move_himode, output_move_qimode)
12191 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12192 instead of TARGET_68020 to select clr behavior. Remove comment
12193 about there being no TARGET_68010.
12194 * config/m68k/m68k.md: Likewise throughout.
12196 2007-01-12 Julian Brown <julian@codesourcery.com>
12198 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12199 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12200 * config/m68k/m68k.md: Likewise.
12202 2007-01-12 Julian Brown <julian@codesourcery.com>
12204 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12205 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12207 2007-01-12 Julian Brown <julian@codesourcery.com>
12209 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12210 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12211 * config/m68k/m68k.md: Likewise.
12213 2007-01-12 Julian Brown <julian@codesourcery.com>
12214 Richard Sandiford <richard@codesourcery.com>
12216 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12217 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12218 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12220 (TARGET_CPU32): Rename to...
12221 (TUNE_CPU32): ...this.
12222 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12223 (TUNE_CFV2): New macros.
12224 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12225 remove conditions that are implied by TARGET_68020.
12226 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12227 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12228 (m68k_output_function_epilogue): Likewise.
12229 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12230 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12231 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12232 non-68000 timings. Refactor multiplication and division costs.
12233 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12234 TUNE_CPU32 instead of TARGET_CPU32.
12235 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12236 and TUNE_68060 instead of TARGET_68060.
12237 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12238 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12240 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12241 && !TARGET_COLDFIRE" to choose between moveq and clr.
12242 Likewise in the unnamed movsf pattern.
12243 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12244 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12247 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12249 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12250 of tabbing before backslashes.
12252 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12254 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12255 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12256 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12258 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12260 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12261 find_interesting_uses_cond.
12262 (find_interesting_uses_cond): Use extract_cond_operands.
12263 (rewrite_use_compare): Use extract_cond_operands and
12264 force_gimple_operand_bsi. Do not call update_stmt.
12265 (determine_use_iv_cost_condition): Use extract_cond_operands.
12266 Return cheaper of using original bound and changing the exit bound.
12268 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12270 PR tree-optimization/29516
12271 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12272 most_expensive_mult_to_index, addr_to_parts,
12273 create_mem_ref, maybe_fold_tmr): Make the type of
12274 fields of TARGET_MEM_REF sizetype.
12275 (move_fixed_address_to_symbol, move_pointer_to_base):
12277 * tree.def (TARGET_MEM_REF): Add comment on types of
12280 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12282 * c-common.c (vector_types_convertible_p): Treat opaque types as
12283 always convertible if they have the same size, but not otherwise.
12285 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12287 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12288 Remove the b_unconditional field.
12289 (noce_try_sign_mask): Do not look at b_unconditional.
12290 (noce_process_if_block): Do not use merge_if_blocks. Update
12291 the CFG here. Do not set b_unconditional.
12292 (cond_move_process_if_block): Likewise.
12293 (find_cond_trap): Likewise.
12294 (check_cond_move_block): Require simple jump insns at the end
12295 of the basic block.
12297 2007-01-11 Jan Hubicka <jh@suse.cz>
12299 PR tree-optimization/1046
12300 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12301 when alias info is not ready.
12302 (pass_tail_recursion): Do not require aliasing.
12303 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12304 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12305 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12306 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12307 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12308 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12309 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12311 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12312 When aliasing is not build, mark statement as volatile.
12314 2007-01-11 Tom Tromey <tromey@redhat.com>
12316 PR preprocessor/15185, PR preprocessor/20989:
12317 * doc/cppopts.texi <-MT>: Update description of algorithm for
12318 computing default target.
12319 <-M, -MD>: Reword "basename" text.
12321 2007-01-11 Roger Sayle <roger@eyesopen.com>
12323 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12324 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12325 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12326 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12327 fold_builtin_bswap, real_constp, fold_builtin_pow,
12328 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12329 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12330 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12331 * convert.c (convert_to_pointer): Likewise.
12332 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12333 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12334 const_binop, fold_convert_const_int_from_int,
12335 fold_convert_const_int_from_real,
12336 fold_convert_const_real_from_real, sign_bit_p,
12337 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12338 fold_sign_changed_comparison, fold_unary, fold_comparison,
12339 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12340 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12341 * print-tree.c (print_node_brief, print_node): Likewise.
12342 * stor-layout.c (place_field, layout_type): Likewise.
12343 * tree-chrec.c (keep_cast): Likewise.
12344 * tree.c (build_vector, build_real, build_real_from_int_cst,
12345 build_complex): Likewise.
12347 2007-01-11 Roger Sayle <roger@eyesopen.com>
12349 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12350 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12352 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12354 * configure.ac (strict1_warn): Rename to strict_warn.
12355 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12356 cc_set_by_configure, quoted_cc_set_by_configure,
12357 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12358 all_boot_languages, all_stagestuff): Remove.
12359 (target_list): Remove bootstrap targets.
12360 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12361 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12362 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12363 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12364 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12365 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12366 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12367 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12368 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12369 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12370 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12371 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12372 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12373 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12374 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12375 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12376 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12377 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12378 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12379 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12380 (mostlyclean): Adjust.
12381 (clean, distclean): Don't mention bootstrap stuff.
12382 * configure: Regenerate.
12383 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12384 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12385 treelang/config-lang.in (stagestuff): Remove.
12386 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12387 stageprofile, stagefeedback, stagestuff): Remove mention.
12389 2007-01-11 Nick Clifton <nickc@redhat.com>
12391 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12393 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12394 (mcore_arith_K_S_operand): Run the test for the S constraint not
12395 the test for the M constraint.
12396 (mcore_addsub_operand): Do not accept integer values that are
12397 larger than 32 bits.
12398 * config/mcore/mcore.md: Remove unused constraints from split.
12399 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12400 (addsi3): Likewise.
12401 (allocate_stack): Likewise.
12402 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12403 operands to 32 bits.
12404 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12406 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12407 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12408 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12409 mcore_output_bclri, mcore_output_andn, output_inline_const,
12410 mcore_output_move, mcore_output_movedouble): Likewise.
12411 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12412 (output_inline_const): Likewise.
12413 (output_inline_const): Fix format strings used in sprintf
12415 * config/mcore/mcore-protos.h: Update prototypes for changed
12416 functions in mcore.c.
12417 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12418 HOST_WIDE_INT and not int.
12419 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12420 CONST_OK_FOR_N): Likewise.
12421 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12422 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12425 2007-01-10 Jan Hubicka <jh@suse.cz>
12427 * tree-vrp.c (remove_range_assertions): Release defs.
12428 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12429 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12431 2007-01-10 Paul Brook <paul@codesourcery.com>
12433 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12434 * config/arm/arm.md (mulsi3subsi): New insn.
12436 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12438 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12439 (tree_transform_and_unroll_loop): New.
12440 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12443 2007-01-10 Robert Kennedy <jimbob@google.com>
12445 * fold-const.c (fold_comparison): Fold comparisons like (x *
12446 1000 < 0) to (x < 0).
12448 2007-01-10 Ian Lance Taylor <iant@google.com>
12450 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12451 operands have the same priority.
12453 2007-01-10 Tom Tromey <tromey@redhat.com>
12455 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12456 (fold_binary): Likewise.
12457 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12458 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12459 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12460 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12461 * langhooks.h (struct lang_hooks): Removed field
12462 'can_use_bit_fields_p'.
12464 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12466 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12468 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12470 * function.c (get_last_funcdef_no): New function.
12471 * function.h (get_last_funcdef_no): Declare.
12472 * tree-inline.c (initialize_cfun): Add initialization.
12473 (tree_function_versioning): Cleanup.
12475 2007-01-10 Jan Hubicka <jh@suse.cz>
12477 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12480 2007-01-10 Sa Liu <saliu@de.ibm.com>
12481 Ben Elliston <bje@au.ibm.com>
12483 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12484 for SAVE_NONLOCAL and Pmode for any other save level.
12485 * spu-protos.h (spu_restore_stack_block): Declare.
12486 * spu.md (save_stack_block): Remove.
12487 (restore_stack_block): Call spu_restore_stack_block.
12488 * spu.c (spu_restore_stack_block): New function.
12489 (spu_expand_epilogue): Remove old comment.
12491 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12493 PR tree-optimization/30322
12494 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12495 (cand_value_at): Return the value as aff_tree.
12496 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12497 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12498 aff_combination_mult): New functions.
12499 (aff_combination_add): Use aff_combination_add_cst.
12500 (aff_combination_convert): Allow conversions to a wider type.
12501 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12502 * tree-affine.h (aff_combination_mult): Declare.
12504 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12506 * doc/tm.texi: Update documentation to reflect reality of exec
12507 and start file search behaviours. Update copyright year.
12508 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12509 header file directories.
12511 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12513 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12514 (*cosxf2): Rename to cosxf2_i387.
12515 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12516 using X87MODEF12 mode macro. Rename patterns to
12517 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12519 (*cosdf2, *cossf2): Ditto.
12520 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12521 to match extended input operands.
12522 (sincos<mode>3): New expander.
12523 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12524 insn patterns and corresponding splitters.
12526 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12528 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12529 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12531 2007-01-09 Nicolas Pitre <nico@cam.org>
12534 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12536 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12538 * target.h (struct gcc_target): New field library_rtti_comdat.
12539 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12540 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12541 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12542 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12544 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12546 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12548 2007-01-08 Richard Guenther <rguenther@suse.de>
12550 * tree.h (force_fit_type_double): Export.
12551 (force_fit_type): Remove.
12552 * fold-const.c (force_fit_type_double): New function.
12553 (force_fit_type): Remove.
12554 (int_const_binop): Use it.
12555 (fold_convert_const_int_from_int): Likewise.
12556 (fold_convert_const_int_from_real): Likewise.
12557 (fold_div_compare): Likewise.
12558 (fold_sign_changed_comparison): Likewise.
12559 (fold_unary): Likewise.
12560 (fold_negate_const): Likewise.
12561 (fold_abs_const): Likewise.
12562 (fold_not_const): Likewise.
12563 * c-common.c (shorten_compare): Use force_fit_type_double.
12564 * convert.c (convert_to_pointer): Likewise.
12566 2007-01-08 Richard Guenther <rguenther@suse.de>
12568 * tree.h (build_int_cst_wide_type): Export.
12569 * tree.c (build_int_cst_wide_type): New function.
12570 (build_int_cst_wide): Fix comment.
12571 * builtins.c (fold_builtin_object_size): Use build_int_cst
12572 to build -1 or 0 of the correct type. Use fit_double_type
12573 to check for overflow.
12574 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12576 (decode_field_reference): Likewise.
12577 (all_ones_mask_p): Likewise.
12578 (native_interpret_int): Use build_int_cst_wide_type.
12579 (fold_binary): Use build_int_cst_type to build an all-ones
12581 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12583 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12585 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12587 2007-01-09 Ben Elliston <bje@au.ibm.com>
12589 * genautomata.c (STATS_OPTION): New option.
12590 (stats_flag): New flag.
12591 (gen_automata_option): Handle it.
12592 (initiate_automaton_gen): Ditto.
12593 (write_automata): Output statistics only if stats_flag is
12594 set. Likewise, output time statistics only if time_flag is set.
12595 * doc/md.texi (Processor pipeline description): Document new flag.
12597 2007-01-08 Richard Guenther <rguenther@suse.de>
12599 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12600 * tree.c (build_int_cst_type): Likewise.
12601 (size_in_bytes): Don't call force_fit_type on the result.
12602 (int_fits_type_p): Use fit_double_type.
12603 * fold-const.c (fit_double_type): New function.
12604 (force_fit_type): Use it.
12605 * tree.h (fit_double_type): Export.
12607 2007-01-08 Jan Hubicka <jh@suse.cz>
12609 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12610 * ipa.c (function_and_variable_visibility): Fix return type.
12612 2007-01-08 Richard Guenther <rguenther@suse.de>
12614 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12615 of offset to build the index.
12616 * tree-pretty-print.c (dump_generic_node): Don't build negated
12617 const just for printing.
12618 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12619 * builtins.c (fold_builtin_int_roundingfn): Check if result
12620 fits the type by using force_fit_type and comparing the result.
12621 * predict.c (predict_loops): Use compare_tree_int for comparison.
12622 * tree.c (build_int_cst): Fall back to integer_type_node for
12624 (build_int_cst_wide): Assert type is non-null.
12626 2007-01-08 Roberto Costa <roberto.costa@st.com>
12628 * tree-vrp.c (extract_range_from_cond_expr): New.
12629 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12630 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12632 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12633 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12634 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12635 used as expressions.
12636 * tree-object-size.c (cond_expr_object_size): New.
12637 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12639 2007-01-08 Jan Hubicka <jh@suse.cz>
12641 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12642 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12645 2007-01-08 Richard Guenther <rguenther@suse.de>
12647 PR tree-optimization/23603
12648 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12649 (extract_range_from_binary): Fall back to truthvalue instead of
12650 varying for TRUTH_*_EXPR.
12651 (extract_range_from_comparison): Fall back to truthvalue instead of
12653 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12654 if all visited PHI values were constant.
12656 2007-01-08 Jan Hubicka <jh@suse.cz>
12658 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12659 (cgraph_analyze_function): break out from ...
12660 (cgraph_finalize_compilation_unit): ... here.
12661 (cgraph_expand_function): Remove forgoten commented out line.
12662 (cgraph_optimize): Analyze functions.
12664 2007-01-08 Jan Hubicka <jh@suse.cz>
12666 * tree-pas.h (TODO_remove_function): New flag.
12667 (TODO_update*): Renumber.
12668 (pass_ipa_increase_alignment,
12669 pass_ipa_function_and_variable_visibility): New passes.
12670 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12671 (cgraph_function_and_variable_visibility): Move to ipa.c
12672 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12673 cgraph_increase_alignment.
12674 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12675 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12676 calling tree-inline.
12677 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12678 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12679 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12680 (gate_increase_alignment): New function.
12681 (pass_ipa_increase_alignment): New pass.
12682 * ipa.c: Inline tree-pass.h and timevar.h
12683 (function_and_variable_visibility): Move here from cgraphunit.c
12684 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12685 * passes.c (init_optimization_passes): Add the two new passes.
12686 (execute_todo): Handle cgraph_remove_functions.
12688 2007-01-08 Nick Clifton <nickc@redhat.com>
12690 * config/frv/predicates.md (reg_or_0_operand): Accept
12693 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12695 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12696 * config.gcc: Add bfin*-rtems*.
12698 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12700 * c.opt: Add -flax-vector-conversions.
12701 * c-typeck.c (convert_for_assignment): Pass flag to
12702 vector_types_convertible_p to allow emission of note.
12703 (digest_init): Likewise.
12704 * c-opts.c: Handle -flax-vector-conversions.
12705 * c-common.c (flag_lax_vector_conversions): New.
12706 (vector_types_convertible_p): Unless -flax-vector conversions
12707 has been passed, disallow conversions between vectors with
12708 differing numbers of subparts and/or element types. If such
12709 a conversion is disallowed, possibly emit a note on the first
12710 occasion only to inform the user of -flax-vector-conversions.
12711 The new last argument specifies this.
12712 * c-common.h (flag_lax_vector_conversions): New.
12713 (vector_types_convertible_p): Add extra argument.
12714 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12715 char_type_node for V*QI type vectors.
12716 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12717 Update to satisfy new typechecking rules.
12718 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12719 C and C++ variants.
12720 * doc/invoke.texi (C Dialect Options): Document
12721 -flax-vector-conversions.
12723 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12725 PR tree-optimization/29877
12726 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12727 a register variable on the RHS to not be replaceable.
12729 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12730 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12731 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12732 const_simm15, const_pow2, const_npow2): Added.
12733 * config/score/misc.md (insv, extv, extzv, movmemsi,
12734 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12735 * config/score/score.c (score_address_cost, score_select_cc_mode):
12737 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12738 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12739 Update score_print_operand.
12740 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12741 Adjust register allocate order and update some macro define.
12742 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12743 mdx_block_move_straight, mdx_block_move_loop_head,
12744 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12745 mdx_block_move): Added.
12746 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12747 mdp_limm): Updated and fix some bug and typo.
12748 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12749 (movsf, movdf, doloop_end): Added.
12751 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12753 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12754 config/arm/thumb2.md: Fix comment typos.
12755 * doc/extend.texi: Fix a typo.
12757 2007-01-07 Eric Christopher <echristo@apple.com>
12759 * configure.ac: Check for __stack_chk_fail for darwin.
12760 * configure: Regenerate.
12762 2007-01-07 Richard Guenther <rguenther@suse.de>
12764 * tree-vrp.c (extract_range_from_assert): CSE calls to
12765 compare_values where possible.
12766 (extract_range_from_unary_expr): Likewise.
12768 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12770 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12771 * config/avr/avr.c (call_insn_operand): Delete function.
12772 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12773 instead of register number. Use predicates.
12774 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12775 call_insn_operand): Add.
12777 2007-01-06 Jan Hubicka <jh@suse.cz>
12779 * tree-pass.h (pass_build_cgraph_edges): Declare.
12780 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12781 (visited_nodes): Remove.
12782 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12783 build_cgrpah_edges; make visited_nodes local.
12784 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12785 (record_references_in_initializer): Move to cgraphbuild.c
12786 (initialize_inline_failed, rebuild_cgraph_edges,
12787 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12788 (verify_cgraph_node): Make visited_nodes local.
12789 (cgraph_analyze_function): Do not call cgraph_create_edges and
12790 initialize_inline_failed.
12791 (cgraph_expand_function): Do not call cgraph_lower_function;
12792 assert that function is already lowered.
12793 * Makefile.in (cgraphbuild.o): New.
12794 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12795 at the end of lowering passes.
12797 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12799 * ifcvt.c (cond_move_convert_if_block): New function, code
12800 factored out from...
12801 (cond_move_process_if_block): ...here. Call the new function
12802 on the THEN and ELSE blocks.
12803 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12804 already takes care of this.
12806 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12809 * tree.h (TREE_OVERFLOW_P): New.
12810 * c-typeck.c (parser_build_unary_op): Warn only if result
12811 overflowed and operands did not.
12812 (parser_build_binary_op): Likewise.
12813 (convert_for_assignment): Remove redundant overflow_warning.
12814 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12816 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12818 * c-typeck.c (store_init_value): Split over two lines to follow
12819 the GNU coding style.
12821 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12823 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12824 __GXX_EXPERIMENTAL_CXX0X__.
12825 * doc/cpp.texi: Same.
12827 2007-01-05 Richard Guenther <rguenther@suse.de>
12829 PR middle-end/27826
12830 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12831 with mismatched types. Instead explicitly build a
12832 conversion NOP_EXPR.
12834 2007-01-05 Ian Lance Taylor <iant@google.com>
12836 * c-common.c (decl_with_nonnull_addr_p): New function.
12837 (c_common_truthvalue_conversion): Call it.
12838 * c-typeck.c (build_binary_op): Likewise.
12839 * c-common.h (decl_with_nonnull_addr_p): Declare.
12841 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12844 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12847 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12849 * doc/install.texi (Final install): Document the fact that
12850 the GNAT runtime should not be stripped.
12852 2007-01-04 Jan Hubicka <jh@suse.cz>
12854 * tree-inline.c (fold_marked_statements): Update operand caches
12855 and EH after folding
12857 2007-01-04 Ian Lance Taylor <iant@google.com>
12859 * c-common.c (check_function_nonnull): Whitespace fix.
12861 2007-01-04 Jan Hubicka <jh@suse.cz>
12863 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12864 comitted older version of patch.
12865 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12866 function, celanup cfg and collect garbage.
12868 2007-01-04 Mike Stump <mrs@apple.com>
12870 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12873 2007-01-04 Eric Christopher <echristo@apple.com>
12875 * libgcc2.c (__bswapsi2): Use SItype.
12876 (__bswapdi2): Use DItype.
12877 * libgcc2.h: Update for above.
12879 2007-01-04 Paul Brook <paul@codesourcery.com>
12881 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12882 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12883 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12884 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12885 umulsi3_highpart): Make conditional on !arm_arch6.
12886 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12887 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12888 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12889 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12890 umulsi3_highpart_v6): New insns.
12892 2007-01-04 Roger Sayle <roger@eyesopen.com>
12894 * fold-const.c (fold_convert): When casting an expression to void,
12895 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12896 have a type. Instead of attempting to build a NOP_EXPR, return
12897 these "special" trees directly.
12899 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12901 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12902 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12903 rs6000_cost->fp not 0 as adjustment for outer NEG.
12905 2007-01-04 Jan Hubicka <jh@suse.cz>
12907 * cgraph.c (cgraph_release_function_body): New function.
12908 (cgraph_remove_node): Use it.
12909 * cgraph.h (cgraph_release_function_body): Declare.
12910 * cgraphunit.c (cgraph_expand_function): Use it.
12911 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12912 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12913 is initialized and while compilation of other function is running.
12914 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12915 statement CFG annotations from here to ...
12916 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12918 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12920 * cfgloop.h (enum li_flags): Make the constants powers of two.
12922 2007-01-04 Jan Hubicka <jh@suse.cz>
12924 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12926 (fold_marked_statements): New function.
12927 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12928 * tree-inline.h (copy_body_data): Add statements_to_fold.
12930 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12932 * config.gcc: Mention libgcc/config.host.
12933 * Makefile.in: Update comments mentioning libgcc.
12934 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12935 (all.cross, start.encap, rest.encap, rest.cross): Update
12936 dependencies for libgcc move.
12937 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12938 (clean-target, clean-target-libgcc): Delete.
12939 (srcdirify, GCC_EXTRA_PARTS): New macros.
12940 (libgcc-support, libgcc.mvars): New rules.
12941 (distclean): Remove mention of mklibgcc.
12942 (install): Don't reference INSTALL_LIBGCC.
12943 (install-common): Don't reference EXTRA_PARTS.
12944 (install-libgcc, install-multilib): Delete rules.
12945 * mklibgcc.in: Delete file.
12946 * doc/configfiles.texi: Don't mention mklibgcc.
12948 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12949 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12950 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12951 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12952 (mklibgcc, ldblspecs): Likewise.
12954 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12955 (posixpre.def): Use $(T).
12956 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12957 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12958 (SHLIB_LINK): Make dummy.
12959 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12961 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12963 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12964 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12965 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12966 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12968 * configure.ac (all_outputs): Remove mklibgcc.
12969 * configure: Regenerated.
12971 2007-01-03 Josh Conner <jconner@apple.com>
12973 PR middle-end/29683
12974 * calls.c (compute_argument_addresses): Set stack and stack_slot
12975 for partial args, too.
12976 (store_one_arg): Use locate.size.constant for the size when
12977 generating a save_area.
12979 2007-01-03 Robert Kennedy <jimbob@google.com>
12981 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12982 whose definitions are deleted due to basic block merging.
12984 2007-01-03 Paul Brook <paul@codesourcery.com>
12987 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12989 (use_return_insn): Return 0 for Thumb interrupt functions.
12990 (print_multi_reg): Add rfe argument for IRQ returns.
12991 (arm_output_epilogue): Pop interrupt return address directly into PC.
12992 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12994 2007-01-03 Paul Brook <paul@codesourcery.com>
12996 Merge from sourcerygxx-4_1.
12997 * config/arm/thumb2.md: New file.
12998 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13000 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13001 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13002 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13003 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13005 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13006 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13008 * config/arm/ieee754-sf.S: Ditto.
13009 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13010 (thumb1_base_register_rtx_p): ... to this.
13011 (thumb_index_register_rtx_p): Rename...
13012 (thumb1_index_register_rtx_p): ... to this.
13013 (thumb_output_function_prologue): Rename...
13014 (thumb1_output_function_prologue): ... to this.
13015 (thumb_legitimate_address_p): Rename...
13016 (thumb1_legitimate_address_p): ... to this.
13017 (thumb_rtx_costs): Rename...
13018 (thumb1_rtx_costs): ... to this.
13019 (thumb_compute_save_reg_mask): Rename...
13020 (thumb1_compute_save_reg_mask): ... to this.
13021 (thumb_final_prescan_insn): Rename...
13022 (thumb1_final_prescan_insn): ... to this.
13023 (thumb_expand_epilogue): Rename...
13024 (thumb1_expand_epilogue): ... to this.
13025 (arm_unwind_emit_stm): Rename...
13026 (arm_unwind_emit_sequence): ... to this.
13027 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13028 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13029 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13030 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13031 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13032 thumb2_output_casesi): New functions.
13033 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13034 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13035 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13036 THUMB2_WORK_REGS): Define.
13037 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13038 arm_condexec_mask, arm_condexec_masklen)): New variables.
13039 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13040 (arm_override_options): Check new CPU capabilities.
13041 Set new architecture flag variables.
13042 (arm_isr_value): Handle v7m interrupt functions.
13043 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13045 (const_ok_for_arm): Handle Thumb-2 constants.
13046 (arm_gen_constant): Ditto. Use movw when available.
13047 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13049 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13050 (thumb_find_work_register, arm_load_pic_register,
13051 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13052 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13053 print_multi_reg, output_mov_long_double_fpa_from_arm,
13054 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13055 output_mov_double_fpa_from_arm, output_move_double,
13056 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13057 output_return_instruction, arm_output_function_prologue,
13058 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13059 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13060 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13061 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13062 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13063 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13065 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13066 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13067 (arm_file_start): Output directive for unified syntax.
13068 (arm_unwind_emit_set): Handle stack alignment instruction.
13069 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13070 Add v6t2, v7, v7a, v7r and v7m.
13071 (RETLDM): Add Thumb-2 code.
13072 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13073 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13074 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13075 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13076 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13077 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13078 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13079 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13080 ADJUST_INSN_LENGTH): Define.
13081 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13082 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13083 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13084 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13085 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13086 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13087 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13088 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13089 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13090 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13091 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13092 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13093 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13094 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13095 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13096 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13097 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13099 * config/arm/arm-tune.md: Regenerate.
13100 * config/arm/arm-protos.h: Update prototypes.
13101 * config/arm/vfp.md: Enable patterns for Thumb-2.
13102 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13103 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13104 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13105 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13106 * config/arm/libunwind.S: Add Thumb-2 code.
13107 * config/arm/constraints.md: Update include Thumb-2.
13108 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13109 * config/arm/ieee754-df.S: Ditto.
13110 * config/arm/bpabi.S: Ditto.
13111 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13112 * config/arm/predicates.md (low_register_operand,
13113 low_reg_or_int_operand, thumb_16bit_operator): New.
13114 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13115 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13116 * config/arm/t-arm-elf: Add armv7 multilib.
13117 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13119 (UNSPEC_STACK_ALIGN, ce_count): New.
13120 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13121 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13123 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13124 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13125 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13126 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13127 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13128 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13130 * doc/extend.texi: Document ARMv7-M interrupt functions.
13131 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13133 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13135 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13136 (struct _Unwind_Context): Rename args_size to flags, remove
13137 signal_frame field, add a new args_size field and version field.
13138 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13139 _Unwind_IsExtendedContext): New inline functions.
13140 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13141 Assume by_value array is only present if _Unwind_IsExtendedContext.
13142 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13143 _Unwind_IsSignalFrame.
13144 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13145 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13146 (uw_init_context_1): Initialize context->flags to
13147 EXTENDED_CONTEXT_BIT.
13148 * config/rs6000/linux-unwind.h (frob_update_context): Use
13149 _Unwind_SetSignalFrame.
13151 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13153 PR middle-end/30353
13154 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13155 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13158 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13160 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13161 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13162 RET, AT_SP): Remove.
13163 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13166 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13167 * cfgbuild.c (find_basic_blocks): Likewise.
13168 * cfgrtl.c (rtl_create_basic_block): Likewise.
13169 * function.c (temp_slots_at_level): Likewise.
13170 * reg-stack.c (stack_regs_mentioned): Likewise.
13171 * regclass.c (allocate_reg_info): Likewise.
13172 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13173 set_bb_for_stmt, move_block_to_fn): Likewise.
13174 * tree-complex.c (tree_lower_complex): Likewise.
13175 * vec.h (VEC_safe_grow_cleared): New.
13177 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13179 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13181 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13182 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13184 * cfgloopmanip.c (scale_loop_frequencies): Export.
13185 (loopify): Scale the frequencies by prescribed coefficients.
13186 (set_zero_probability): New function.
13187 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13188 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13189 and frequencies according to arguments.
13190 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13192 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13193 * modulo-sched.c (sms_schedule): Set probabilities for entering
13194 versioned loop correctly.
13195 * tree-vect-transform.c (vect_transform_loop): Ditto.
13196 * cfgloop.h (loopify, loop_version): Declaration changed.
13197 (scale_loop_frequencies): Declared.
13199 2007-01-02 Jan Hubicka <jh@suse.cz>
13201 * cgraph.c: Include tree-flow.h
13202 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13203 early_local_passes.
13204 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13205 * tree-pass.h (pass_all_early_optimizations): Declare.
13206 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13207 early_local_passes.
13208 (cgraph_analyze_function): Do early_local_passes.
13209 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13210 Do not add referenced vars.
13211 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13213 (gate_all_early_local_passes): New gate.
13214 (pass_early_local_passes): Use new gate.
13215 (execute_early_local_optimizations): New functions.
13216 (gate_all_early_optimizations): New gate.
13217 (pass_all_early_optimizations): New pass.
13218 (execute_free_datastructures): Free SSA only when initialized.
13219 (gate_init_datastructures): Init only when optimizing.
13220 (tree_lowering_passes): Do early local passes when called late.
13221 * tree-profile.c (do_tree_profiling): Don't profile functions added
13223 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13224 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13226 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13227 during early_local_passes.
13228 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13231 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13233 * Makefile.in: Update copyright year.
13235 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13237 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13238 in $(lang_checks) and check-consistency targets.
13240 2007-01-02 Jan Hubicka <jh@suse.cz>
13242 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13243 Do not add referenced vars.
13244 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13246 * passes.c (init_optimization_passes): Put mudflap_2 after
13247 free_datastructures.
13249 2007-01-02 Jan Hubicka <jh@suse.cz>
13251 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13252 Set NOTHROW flag on call statements proved to be nothrow.
13253 Update statement of local calls so new pure/const functions are
13254 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13256 (tree_rest_of_compilation): Register hooks and initialize bitmap
13257 early. Do not set after_inlining flag.
13259 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13261 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13262 HOST_BITS_PER_LONGLONG
13264 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13267 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13268 warning for non-static initializers.
13270 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13272 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13273 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13274 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13275 Always use set_unique_reg_note to add REG_EQUAL notes.
13277 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13280 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13282 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13283 * cfgbuild.c (find_basic_blocks): Likewise.
13284 * cfgrtl.c (rtl_create_basic_block): Likewise.
13285 * function.c (temp_slots_at_level): Likewise.
13286 * reg-stack.c (stack_regs_mentioned): Likewise.
13287 * regclass.c (allocate_reg_info): Likewise.
13288 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13289 set_bb_for_stmt, move_block_to_fn): Likewise.
13290 * tree-complex.c (tree_lower_complex): Likewise.
13291 * vec.h (VEC_safe_grow_cleared): New.
13293 2007-01-02 Ian Lance Taylor <iant@google.com>
13295 * c-common.c (c_common_truthvalue_conversion): When warning about
13296 using an assignment as a truth value, set TREE_NO_WARNING.
13298 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13301 * c.opt (Wold-style-declaration): New.
13302 * doc/invoke.texi (C-only Warning Options): New.
13303 (Wold-style-declaration): Document it.
13304 (Wextra): Enabled by -Wextra.
13305 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13306 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13307 -Wold-style-declaration.
13309 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13311 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13312 * cfgbuild.c (find_basic_blocks): Likewise.
13313 * cfgrtl.c (rtl_create_basic_block): Likewise.
13314 * function.c (temp_slots_at_level): Likewise.
13315 * reg-stack.c (stack_regs_mentioned): Likewise.
13316 * regclass.c (allocate_reg_info): Likewise.
13317 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13318 set_bb_for_stmt, move_block_to_fn): Likewise.
13319 * tree-complex.c (tree_lower_complex): Likewise.
13320 * vec.h (VEC_safe_grow_cleared): New.
13322 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13324 * c-common.c (c_common_nodes_and_builtins): Since variants of
13325 void_type_node get built before it is given a name, we need to
13326 give those variants the name, too.
13327 (complete_array_type): We need to work with the canonical main
13328 type of the array, from which we will build the qualified version.
13329 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13330 * print-tree.c (print_node): Display canonical type information
13332 * stor-layout.c (layout_type): When we don't know the
13333 alignment of a type for which we're building an array, we end up
13334 guessing wrong, so make the type require structural equality.
13335 * tree.c (make_node_stat): When we build a new type, it is its
13336 own canonical type.
13337 (build_type_attribute_qual_variant): When building an attribute
13338 variant, its canonical type is the non-attribute variant. However,
13339 if the attributes are target-dependent and they differ, we need to
13340 use structural equality checks for this type.
13341 (build_qualified_type): A qualified type is not equivalent to its
13342 unqualified variant; set the canonical type appropriately.
13343 (build_distinct_type_copy): When building a distinct type from
13344 another type, the new type is its own canonical type.
13345 (build_variant_type_copy): When building a new type variant, we
13346 assume that it is equivalent to the original type.
13347 (build_pointer_type_for_mode): When building a pointer type, also
13348 build a canonical type pointer.
13349 (build_reference_type_for_mode): When building a reference type,
13350 also build a canonical type reference.
13351 (build_index_type): When we can't hash an index type (e.g.,
13352 because its maximum value is negative), the index type requires
13353 structural equality tests.
13354 (build_array_type): Build the canonical form of an array type.
13355 (build_function_type): Function types require structural equality,
13356 because they contain default arguments, attributes, etc.
13357 (build_method_type_directly): Ditto for method types.
13358 (build_offset_type): Build the canonical offset type.
13359 (build_complex_type): Build the canonical vector type.
13360 (make_vector_type): Build the canonical vector type.
13361 * tree.h (TYPE_CANONICAL): New.
13362 (TYPE_STRUCTURAL_EQUALITY_P): New.
13363 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13364 (struct tree_type): Added "canonical" field.
13365 * params.h (VERIFY_CANONICAL_TYPES): New.
13366 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13367 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13368 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13369 * doc/invoke.texi (verify-canonical-types): Document --param
13370 parameter for verifying canonical types.
13372 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13374 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13375 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13376 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13377 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13379 * config/rs6000/e500.h: New.
13380 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13381 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13383 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13384 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13385 TARGET_E500_DOUBLE): Remove.
13386 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13387 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13388 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13389 * config/rs6000/rs6000.c (rs6000_override_options): Use
13390 CHECK_E500_OPTIONS.
13392 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13394 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13395 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13396 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13397 rs6000_emit_cmove): Don't check TARGET_E500.
13398 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13399 sordered): Don't check TARGET_E500.
13401 2007-01-01 Eric Christopher <echristo@apple.com>
13403 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13404 HARD_REGISTER_NUM_P.
13406 2007-01-01 Roger Sayle <roger@eyesopen.com>
13408 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13409 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13410 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13413 2007-01-01 Mike Stump <mrs@apple.com>
13415 * configure.ac: Remove support for building with Apple's gcc-3.1.
13417 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13419 PR middle-end/30311
13420 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13421 REG is a hard register. Do not modify REG before calling
13423 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13424 multiple of the size of YMODE for certain lowpart cases.
13426 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13428 PR middle-end/30253
13429 * gimplify (voidify_wrapper_expr): Update for
13430 GIMPLE_MODIFY_STMT.
13432 2007-01-01 Andreas Schwab <schwab@suse.de>
13435 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13436 save of BR0 in extra_spill_size instead of spill_size.
13437 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13439 (ia64_expand_epilogue): Restore BR0 from its new location.
13441 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13443 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13444 Use a temporary variable if the left hand side is not a gimple
13447 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13449 * gimplify.c (gimplify_return_expr): Make the temporary variable
13450 for the return expression, a gimple register variable.
13452 2007-01-01 Jan Hubicka <jh@suse.cz>
13454 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13457 2007-01-01 Mike Stump <mrs@apple.com>
13459 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13461 * config/darwin.c (machopic_select_rtx_section): Use
13462 HAVE_GAS_LITERAL16.
13463 (darwin_mergeable_constant_section): Likewise.
13464 * configure: Regenerate.
13465 * config.in: Regenerate.
13467 2007-01-01 Jan Hubicka <jh@suse.cz>
13468 Andrew Pinski <pinskia@gmail.com>
13470 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13471 before starting IPA passes.