1 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * toplev.c (print_version): Output GMP/MPFR version info.
5 * builtins.c (CASE_MATHFN_REENT): New macro.
6 (mathfn_built_in): Use it.
7 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9 BUILT_IN_LGAMMAL_R): New.
10 * doc/extend.texi: Document new builtins.
13 * builtins.c (do_mpfr_remquo): New.
14 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18 * builtins.c (fold_builtin_1): Handle y0, y1.
19 (fold_builtin_2): Handle yn.
22 * builtins.c (do_mpfr_bessel_n): New.
23 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
24 (fold_builtin_2): Handle BUILT_IN_JN.
26 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
29 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
30 TYPE_PRECISION (intmax_type_node).
32 2007-05-17 Steve Ellcey <sje@cup.hp.com>
35 * reload.c (subst_reloads): Remove checking.
37 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
39 PR rtl-optimization/31691
40 * combine.c (simplify_set): Build a new src pattern instead of
41 substituting its operands in the COMPARE case.
43 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
45 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
46 (execute_vrp): Preserve loops through jump threading.
47 * tree-ssa-threadupdate.c (thread_single_edge,
48 dbds_continue_enumeration_p, determine_bb_domination_status,
49 thread_through_loop_header): New functions.
50 (create_edge_and_update_destination_phis,
51 create_edge_and_update_destination_phis): Set loops for the new blocks.
52 (prune_undesirable_thread_requests): Removed.
53 (redirect_edges): Do not pretend that redirect_edge_and_branch can
55 (thread_block): Do not call prune_undesirable_thread_requests.
57 (mark_threaded_blocks): Select edges to thread here.
58 (thread_through_all_blocks): Take may_peel_loop_headers argument.
59 Thread edges through loop headers independently.
60 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
61 * tree-pass.h (TODO_mark_first_instance): New.
62 (first_pass_instance): Declare.
63 * cfghooks.c (duplicate_block): Put the block to the original loop
64 if copy is not specified.
65 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
66 jump threading. Pass may_peel_loop_headers to
67 thread_through_all_blocks according to first_pass_instance.
68 * cfgloop.h (create_preheader): Declare.
69 * tree-flow.h (thread_through_all_blocks): Declaration changed.
70 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
71 * passes.c (first_pass_instance): New variable.
72 (next_pass_1): Set TODO_mark_first_instance.
73 (execute_todo): Set first_pass_instance.
75 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
77 PR tree-optimization/24659
78 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
79 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
80 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
81 OTI_vec_pack_ufix_trunc.
82 (vec_unpacks_float_hi_optab): Define new macro.
83 (vec_unpacks_float_lo_optab): Ditto.
84 (vec_unpacku_float_hi_optab): Ditto.
85 (vec_unpacku_float_lo_optab): Ditto.
86 (vec_pack_sfix_trunc_optab): Ditto.
87 (vec_pack_ufix_trunc_optab): Ditto.
88 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
89 and vec_pack_[s|u]fix_trunc_optab using
90 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
91 * tree-vectorizer.c (supportable_widening_operation): Handle
92 FLOAT_EXPR and CONVERT_EXPR. Update comment.
93 (supportable_narrowing_operation): New function.
94 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
95 * tree-vect-transform.c (vectorizable_conversion): Handle
96 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
97 (vect_gen_widened_results_half): Move before vectorizable_conversion.
98 (vectorizable_type_demotion): Call supportable_narrowing_operation()
99 to check for target support.
100 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
101 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
102 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
103 for VEC_PACK_FIX_TRUNC_EXPR.
104 (expand_binop): Special case mode of the result for
105 vec_pack_[u|s]fix_trunc_optab.
106 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
107 vec_pack_[u|s]fix_trunc_optab.
109 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
110 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
111 * tree-pretty-print.c (dump_generic_node): Handle
112 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
113 VEC_PACK_FIX_TRUNC_EXPR.
115 * expr.c (expand_expr_real_1): Ditto.
116 * tree-inline.c (estimate_num_insns_1): Ditto.
117 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
119 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
120 (vec_unpacks_float_lo_v8hi): Ditto.
121 (vec_unpacku_float_hi_v8hi): Ditto.
122 (vec_unpacku_float_lo_v8hi): Ditto.
123 (vec_unpacks_float_hi_v4si): Ditto.
124 (vec_unpacks_float_lo_v4si): Ditto.
125 (vec_pack_sfix_trunc_v2df): Ditto.
127 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
129 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
130 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
131 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
132 [vec_pack_ufix_trunc]: Ditto.
133 [vec_unpacks_float_hi]: Ditto.
134 [vec_unpacks_float_lo]: Ditto.
135 [vec_unpacku_float_hi]: Ditto.
136 [vec_unpacku_float_lo]: Ditto.
138 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
140 * soft-fp/README: Update for new files.
141 * soft-fp/floattisf.c: New file.
142 * soft-fp/floattidf.c: New file.
143 * soft-fp/floattitf.c: New file.
144 * soft-fp/floatuntisf.c: New file.
145 * soft-fp/floatuntidf.c: New file.
146 * soft-fp/floatuntitf.c: New file.
147 * soft-fp/fixsfti.c: New file.
148 * soft-fp/fixdfti.c: New file.
149 * soft-fp/fixtfti.c: New file.
150 * soft-fp/fixunssfti.c: New file.
151 * soft-fp/fixunsdfti.c: New file.
152 * soft-fp/fixunstfti.c: New file.
153 * soft-fp/extendxftf.c: New file.
154 * soft-fp/trunctfxf.c: New file.
156 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
157 (__trunctfxf2): Ditto.
159 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
160 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
161 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
162 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
163 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
164 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
166 * config/i386/t-fprules-softfp64: New file.
167 * config/i386/sfp-machine.h: New file.
168 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
169 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
170 and soft-fp/t-softfp to tmake_file.
171 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
172 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
174 * config/i386/t-linux64 (softfp_wrap_start): New.
175 (softfp_wrap_end): New.
176 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
177 supported for TARGET_64BIT.
179 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
181 * c-common.c (c_common_signed_or_unsigned_type): Emulate
182 c_common_unsigned_type behavior.
184 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
186 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
189 2007-05-16 Eric Christopher <echristo@apple.com>
191 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
192 saving after stack push. Set sp_offset whenever we push.
193 (rs6000_emit_epilogue): Move altivec register restore before
196 2007-05-16 Richard Sandiford <richard@codesourcery.com>
198 * configure.ac: Allow sysroots to be relocated under $prefix as
199 well as $exec_prefix.
200 * configure: Regenerate.
202 2007-05-16 Richard Sandiford <richard@codesourcery.com>
206 2007-05-12 Richard Sandiford <richard@codesourcery.com>
208 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
209 (gcc_tooldir): Likewise.
210 * configure: Regenerate.
211 * Makefile.in (libsubdir_to_prefix): New variable, based on the
212 old configure.ac gcc_tooldir setting.
213 (prefix_to_exec_prefix): New variable.
214 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
215 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
217 2007-05-14 Janis Johnson <janis187@us.ibm.com>
219 * c-typeck.c (build_binary_op): Return early for error.
221 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
223 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
224 struct nb_iter_bound.
225 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
226 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
227 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
228 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
229 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
230 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
231 (del_scev_info): Use ggc_free.
232 (scev_initialize): Allocate scalar_evolution_info in gc memory.
233 * loop-init.c: Include ggc.h.
234 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
235 (loop_optimizer_finalize): Use ggc_free.
236 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
237 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
238 pass_iv_optimize): Add TODO_ggc_collect.
239 * function.h (struct function): Remove skip marker from x_current_loops.
240 * cfgloop.c: Include ggc.h.
241 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
243 (establish_preds): Vector superloops is gc allocated.
244 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
246 (flow_loops_find): Vector larray is gc allocated.
247 (loop_exit_free): Use ggc_free.
248 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
249 that head of exits list is now not a part of struct loop.
250 (record_loop_exits): Allocate exits table in gc memory.
251 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
252 head of exits list is now not a part of struct loop.
253 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
254 struct loop_exit): Add GTY marker.
255 (struct loop): Add GTY marker. Make superloops vector gc allocated.
256 Add skip marker to aux field. Make head of exits list a separate
258 (struct loops): Add GTY marker. Make larray vector gc allocated.
259 Add param marker to exits table.
260 (get_loops): Type changed.
261 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
263 (cfgloop.o, loop-init.o): Add ggc.h dependency.
264 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
265 * basic-block.h (struct basic_block_def): Remove skip marker from
268 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
270 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
271 of 0 in the call to expand_expr().
272 (expand_builtin_mathfn_3): Ditto.
273 (expand_builtin_interclass_mathfn): Ditto.
274 (expand_builtin_cexpi): Ditto.
275 (expand_builtin_int_roundingfn): Ditto.
276 (expand_builtin_int_roundingfn_2): Ditto.
277 (expand_builtin_pow): Ditto.
278 (expand_builtin_powi): Ditto.
279 (expand_builtin_bswap): Ditto.
280 (expand_builtin_unop): Ditto.
281 (expand_builtin_fabs): Ditto.
282 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
283 the call to expand_expr().
284 (expand_builtin_sync_operation): Ditto.
285 (expand_builtin_compare_and_swap): Ditto.
286 (expand_builtin_lock_test_and_set): Ditto.
287 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
288 instead of 0 in the call to expand_expr().
289 (expand_builtin_extract_return_addr): Ditto.
290 (expand_builtin_eh_return): Ditto.
291 (expand_eh_return): Ditto.
292 * explow.c (expr_size): Ditto.
293 * expr.c (optimize_bitfield_assignment_op): Ditto.
294 (expand_assignement): Ditto.
296 (store_field): Ditto.
297 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
298 the call to expand_expr().
299 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
300 in the call to expand_expr().
301 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
302 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
303 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
305 * optabs.c (expand_vec_shift_expr): Ditto.
306 (expand_vec_cond_expr): Ditto.
307 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
308 call to expand_expr().
309 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
310 in the call to expand_expr().
312 2007-05-14 Dave Korn <dave.korn@artimi.com>
314 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
316 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
318 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
319 instead of c_common_unsigned_type.
320 (c_common_unsigned_type): Remove.
321 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
322 c_common_unsigned_type.
323 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
324 c_common_unsigned_type.
325 * c-common.h (c_common_unsigned_type): Remove.
326 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
327 c_common_unsigned_type.
328 * c-format.c (check_format_types): Use unsigned_type_for instead of
329 c_common_unsigned_type.
330 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
331 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
332 c_common_unsigned_type.
333 * convert.c (convert_to_integer): Use unsigned_type_for instead of
334 lang_hooks.types.unsigned_type.
335 * expmed.c (make_tree): Use unsigned_type_for instead of
336 lang_hooks.types.unsigned_type.
337 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
338 lang_hooks.types.unsigned_type.
339 (build_range_check): Likewise.
340 (fold_unary): Likewise.
341 (fold_binary): Likewise.
342 (fold_ternary): Likewise.
343 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
344 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
345 * tree.c (get_unsigned_type): New.
346 (unsigned_type_for): Use get_unsigned_type instead of
347 lang_hooks.types.unsigned_type.
349 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
351 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
352 to m68k_get_function_kind. Update its prototype.
353 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
355 (m68k_interrupt_function_p): Return enum m68k_function_type
356 instead of bool. Rename to m68k_get_function_kind.
357 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
359 (m68k_compute_frame_layout): Don't mark any register for save
360 if an interrupt_thread attribute is specified.
361 (m68k_hard_regno_rename_ok): Update a use of
362 m68k_interrupt_function_p.
363 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
364 m68k_interrupt_function_p.
365 (m68k_function_type): New.
366 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
367 for a function with an interrupt_thread attribute.
368 * doc/extend.texi: Document the interrupt_thread attribute.
370 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
372 Fix PR tree-optimization/31911
373 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
374 if they didn't change the expression.
376 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
378 * tree-scalar-evolution.c (resolve_mixers): Exported.
379 * tree-scalar-evolution.h (resolve_mixers): Declare.
380 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
381 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
382 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
383 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
384 init_array_ref, init_pointer_ref, analyze_indirect_ref,
385 strip_conversion, analyze_offset_expr, address_analysis,
386 object_analysis, analyze_offset): Removed.
387 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
388 split_constant_offset, canonicalize_base_object_address,
389 object_address_invariant_in_loop_p, disjoint_objects_p,
390 dr_may_alias_p, dr_address_invariant_p): New functions.
391 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
392 and dr_analyze_alias.
393 (initialize_data_dependence_relation): Use dr_may_alias_p
394 and object_address_invariant_in_loop_p.
395 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
397 (find_data_references_in_stmt): Restrict the analysis of data references
398 to the given loop nest.
399 (find_data_references_in_loop): Made static. Pass loop nest to
400 find_data_references_in_stmt.
401 (compute_data_dependences_for_loop): Use DR_VOPS.
402 (free_data_ref): Free DR_VOPS.
403 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
404 (struct innermost_loop_behavior): ... new.
405 (struct base_object_info): Replaced by ...
406 (struct indices): ... new.
407 (struct dr_alias): New.
408 (enum data_ref_type): Removed.
409 (struct data_reference): Consist of struct innermost_loop_behavior,
410 struct indices and struct dr_alias.
411 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
412 (DR_MEMTAG): Renamed to ...
413 (DR_SYMBOL_TAG): ... this.
414 (find_data_references_in_loop): Declaration removed.
415 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
416 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
417 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
418 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
420 2007-05-13 Revital Eres <eres@il.ibm.com>
422 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
423 which walks virtual def-use chains to find redundant stores.
424 (dse_optimize_stmt): Call it.
426 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
428 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
429 * passes.c (init_optimization_passes): Move pass_jump_bypass
432 * basic-block.h (bb_has_eh_pred): Fix style issue.
434 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
436 PR rtl-optimization/31848
437 * loop-invariant.c (move_invariant_reg): If we move an insn
438 with a REG_EQUAL note, and that insn is not always executed,
439 remove the REG_EQUAL note.
441 2007-05-12 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/31797
444 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
445 propagate into a stmt that has volatile ops.
447 2007-05-12 Richard Sandiford <richard@codesourcery.com>
449 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
450 (gcc_tooldir): Likewise.
451 * configure: Regenerate.
452 * Makefile.in (libsubdir_to_prefix): New variable, based on the
453 old configure.ac gcc_tooldir setting.
454 (prefix_to_exec_prefix): New variable.
455 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
456 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
458 2007-05-11 Silvius Rus <rus@google.com>
460 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
461 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
462 * c-common.h (strict_aliasing_warning): Change return type.
463 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
464 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
465 (build_c_cast): Condition call to strict_aliasing_warning.
466 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
467 * flags.h (set_Wstrict_aliasing): Declare.
468 * opts.c (set_Wstrict_alising): Define, add call to.
469 * tree-flow.h (strict_aliasing_warning_backend): Declare.
470 * tree-ssa-alias-warnings.c: New file.
471 * tree-ssa-alias.c (compute_may_aliases): Add call to
472 strict_aliasing_warning_backend.
474 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
476 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
477 Use loop_depth and loop_outer accessor functions.
478 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
479 determine_invariantness_stmt, move_computations_stmt): Ditto.
480 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
481 add_loop, loopify, unloop, fix_loop_structure): Ditto.
482 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
483 * tree-scalar-evolution.c (interpret_loop_phi,
484 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
485 instantiate_parameters_1, scev_const_prop): Ditto.
486 * cfghooks.c (make_forwarder_block): Ditto.
487 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
488 * modulo-sched.c (loop_canon_p): Ditto.
489 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
490 slpeel_can_duplicate_loop_p): Ditto.
491 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
492 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
493 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
494 cancel_loop, verify_loop_structure): Ditto.
495 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
496 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
497 superloops vector instead of "pred" array.
498 (establish_preds): Take father loop as an argument. Initialize the
500 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
501 initialize loop->outer.
502 (flow_loop_tree_node_remove): Truncate the superloops vector.
503 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
504 "pred" merged to "superloops" vector.
505 (loop_depth, loop_outer): New.
506 (fel_init): Use loop_outer.
508 2007-05-11 Jan Hubicka <jh@suse.cz>
510 * cgraphunit.c: Include gt-cgraphunit.h
511 (static_ctors, static_dtors): New static vars.
512 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
513 based on implementation in c-common.c
514 (cgraph_finalize_function): Call record_cdtor_fn.
515 (cgraph_optimize): Call cgraph_build_cdtor_fns.
516 * decl.c (finish_function): Do not call c_record_cdtor_fn.
517 (c_write_global_declarations): Do not call c_build_cdtor_fns.
518 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
519 build_cdtor, c_build_cdtor_fns): Remove.
520 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
521 c_build_cdtor_fns): Remove prototype.
523 2007-05-11 Paolo Carlini <pcarlini@suse.de>
526 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
527 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
528 * builtins.c (fold_builtin_memchr): New.
529 (expand_builtin_memchr): Call the latter.
530 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
531 * doc/extend.texi ([Other built-in functions provided by GCC]):
534 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
536 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
537 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
538 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
539 PFPO_OP1_TYPE_SHIFT): Constants added.
540 (DFP_ALL): Mode macro defined.
541 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
542 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
543 Insn definitions added.
544 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
545 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
548 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
550 PR tree-optimization/31885
551 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
553 (automatically_generated_chrec_p): Return false for NULL.
555 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
557 * config/bfin/bfin.h (MOVE_RATIO): Define.
559 2007-05-10 Richard Sandiford <richard@codesourcery.com>
561 * config.gcc (sparc-wrs-vxworks): New target.
562 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
563 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
564 * config/sparc/sparc.h: Include vxworks-dummy.h.
565 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
566 include LABEL_REFs too.
567 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
568 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
570 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
572 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
573 (sparc_emit_call_insn): New function.
574 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
575 functions when generating VxWorks PIC.
576 * config/sparc/sparc.md (vxworks_load_got): New pattern.
577 (call, call_value): Use sparc_emit_call_insn instead of
580 2007-05-09 Bob Wilson <bob.wilson@acm.org>
582 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
584 2007-05-09 Bob Wilson <bob.wilson@acm.org>
586 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
587 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
588 instead of operand_subword.
590 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
592 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
593 * config/bfin/bfin.c (bfin_local_alignment): New function.
594 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
596 2007-05-08 Chao-ying Fu <fu@mips.com>
598 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
599 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
600 (smsub_widen_optab, umsub_widen_optab): Define.
601 * optabs.c (init_optabs): Initialize smsub_widen_optab and
603 * genopinit.c (optabs): Fill in smsub_widen_optab and
605 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
606 and umsub_widen_optab to implement multiply-subtract sequences.
607 * config/mips/mips.md (*msac<u>_di): Rename to...
608 (<u>msubsidi4): ...this. Extend condition to include
609 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
610 of operand 0 to "ka" and use the three-operand form of msub<u>
612 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
615 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
617 PR rtl-optimization/28011
618 * reload.c (push_reload): Set dont_share if IN appears in OUT
619 also when IN is a PLUS rtx.
620 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
623 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
625 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
626 call unshare_all_decls.
627 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
628 (unshare_all_decls): Remove.
630 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
633 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
636 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
637 Nigel Stephens <nigel@mips.com>
639 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
640 Update comments and all uses.
641 (MIN_FPRS_PER_FMT): Define.
642 * config/mips/mips.c (function_arg): Fix to correctly handle
643 the -mips32r2 -mfp64 -mabi=32 case.
644 (override_options): Enable use of odd-numbered registers for
645 SFmode values on MIPS32.
646 (mips_save_reg_p): Save whole floating-point register pair if
648 (compute_frame_size): Fix comment.
650 2007-05-08 Jie Zhang <jie.zhang@analog.com>
652 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
653 argument of type bool.
654 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
655 argument. Safely select temporary P register according to it.
656 (do_link): Change call site of add_to_reg accordingly.
657 (do_unlink): Add epilogue_p as a fourth argument and pass it
659 (expand_interrupt_handler_epilogue): Change call of do_unlink
661 (bfin_expand_prologue): Add a third argument sibcall_p.
662 * config/bfin/bfin.md (epilogue): Change call of
663 bfin_expand_epilogue accordingly.
664 (sibcall_epilogue): Likewise.
665 (eh_return_internal): Likewise.
667 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
668 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
669 * config/bfin/bfin.c (bfin_handle_option): Handle
670 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
671 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
672 Support bf534, bf536 and bf561.
673 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
675 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
678 * config/i386/i386.c (ix86_function_regparm): Process local
679 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
681 2007-05-07 Mike Stump <mrs@apple.com>
683 * doc/invoke.texi (Warning Options): Document that -Wempty-body
684 also checks for and while statements in C++.
686 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
688 * gcc.c (at_file_supplied): New variable.
689 (main): Set it if we expanded argv.
690 (do_spec_1): Pass an @-file to the linker if we were called with
691 an @-file argument and HAVE_GNU_LD.
692 * collect2.c (at_file_supplied): New variable.
693 (response_file): New variable.
694 (collect_exit): Unlink response_file if necessary.
697 (main): Set at_file_supplied if we expanded argv.
698 (collect_execute): Pass an @-file to subprocesses if we were called
699 with an @-file argument.
700 * configure.ac: Add define for HAVE_GNU_LD.
701 * configure: Regenerate.
702 * config.in: Regenerate.
704 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
706 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
712 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
714 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
715 (TARGET_ENCODE_SECTION_INFO): Re-define.
716 (m32c_encode_section_info): New
717 (function_vector_handler): New
718 (current_function_special_page_vector): New
719 (m32c_special_page_vector_p): New.
720 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
722 * config/m32c/jump.md: Added instruction JSRS for functions
723 with attribute "function_vector".
724 * doc/extend.texi (function_vector): Added description
725 for M16C, M32C targets.
727 2007-05-07 DJ Delorie <dj@redhat.com>
730 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
731 ashrpsi3, lshrpsi3): Update shift count constraint.
733 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
734 Nathan Froyd <froydnj@codesourcery.com>
737 * c-incpath.c (add_path): Strip trailing path separators.
739 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
741 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
742 Free dominance info before purging EH edges.
743 (eliminate_degenerate_phis): Likewise.
744 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
746 2007-05-07 Jan Hubicka <jh@suse.cz>
748 * gimplify.c (gimplify_expr): Do not crash when folding
751 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
754 * c-opts.c (lang_fortran): Make it non static.
755 * c-common.h (lang_fortran): New prototype.
756 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
757 -lang-fortran option was passed by the driver.
759 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
761 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
762 of ASSERT_CHECKING. Tweak message.
764 2007-05-06 Revital Eres <eres@il.ibm.com>
767 * loop-unroll.c (insert_var_expansion_initialization):
768 Initialize the expansions with -zero instead of +zero.
770 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
772 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
773 into pic and non-pic versions. Mark r19 as used for
774 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
775 for tgd_load, tld_load and tie_load .
776 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
777 version of tgd_load, tld_load and tie_load depending on the
780 2007-05-04 Ulrich Drepper <drepper@redhat.com>
781 Jakub Jelinek <jakub@redhat.com>
783 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
784 (__do_global_dtors_aux): Use more paranoid loop to run
785 destructors if HIDDEN_DTOR_LIST_END.
786 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
788 2007-05-04 Jakub Jelinek <jakub@redhat.com>
790 * varasm.c (align_variable): Don't increase alignment for
791 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
792 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
794 2007-05-04 Josh Conner <jconner@apple.com>
796 * basic-block.h (cdi_direction): Assign values to all enumeration
798 (dom_computed): Remove.
799 (dom_info_state): New.
800 (set_dom_info_availability): New.
801 * tree-ssa-loop-im.c (determine_invariantness): Initialize
802 walk_data.dom_direction.
803 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
804 instead of dom_computed[].
805 (split_edge): Likewise.
806 (create_basic_block): Likewise.
807 (merge_blocks): Likewise.
808 * ifcvt.c (find_if_header): Likewise.
809 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
810 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
811 * tree-ssa.c (verify_ssa): Likewise.
812 * tree-cfg.c (tree_verify_flow_info): Likewise.
813 (remove_edge_and_dominated_blocks): Likewise.
814 * dominance.c (dom_computed): Make static.
815 (calc_dfs_tree_nonrec): Change third param to a bool.
816 (calc_dfs_tree): Change second param to a bool.
817 (calc_idioms): Change second param to a bool. Use
818 dom_convert_dir_to_idx.
819 (init_dom_info): Validate dir before using.
820 (dom_convert_dir_to_idx): New.
821 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
822 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
823 (free_dominance_info): Use dom_convert_dir_to_idx.
824 (get_immediate_dominator): Likewise.
825 (set_immediate_dominator): Likewise.
826 (get_dominated_by): Likewise.
827 (redirect_immediate_dominators): Likewise.
828 (nearest_common_denominator): Likewise.
829 (dominated_by_p): Likewise.
830 (bb_dom_dfs_in): Likewise.
831 (bb_dom_dfs_out): Likewise.
832 (recount_dominator): Likewise.
833 (iterate_fix_dominators): Likewise.
834 (add_to_dominance_info): Likewise.
835 (delete_from_dominance_info): Likewise.
836 (first_dom_son): Likewise.
837 (next_dom_son): Likewise.
838 (dom_info_available_p): Likewise.
839 (dom_info_state): New.
840 (set_dom_info_availability): New.
842 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
844 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
846 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
848 2007-05-04 Bob Wilson <bob.wilson@acm.org>
850 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
851 (subdi3, subdi_carry): Delete.
853 2007-05-04 Jan Hubicka <jh@suse.cz>
854 Richard Guenther <rguenther@suse.de>
856 * opts.c (decode_options): Do not fiddle with inlining
857 parameters in case of optimizing for size.
858 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
860 (cgraph_decide_inlining_of_small_function): When optimizing for
861 size never inline functions increasing caller size.
862 (cgraph_early_inlining): Inline for size when optimizing for size.
864 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
866 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
867 logical operations piecewise.
868 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
869 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
870 subdi_sesidi_di): Delete.
871 (add_with_carry): Produce carry in CC instead of a DREG to shorten
872 the generated sequence. Allow three-reg add in constraints. Rewrite
873 the rtl expression for carry to avoid zero_extend of a constant.
874 (sub_with_carry): New pattern.
875 (adddi3, subdi3): Change into define_expand. For subtract, generate a
876 different sequence not involving jumps.
877 (notbi): Now a named pattern.
879 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
881 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
882 Add the note about a significant loss of accuracy of some
883 mathematical routines when these options are used.
885 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
887 * haifa-sched.c (rtx_vec_t): New typedef.
888 (contributes_to_priority_p): Extract piece of priority () into new
890 (priority): Use the function. Add assertion.
891 (rank_for_schedule, set_priorities): Add assertion to check that
892 insn's priority is initialized.
893 (clear_priorities, calc_priorities): Change signature. Make it update
894 all relevant insns. Update all callers ('add_to_speculative_block ()'
895 and 'create_block_check_twin ()').
896 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
897 Add new field 'priority_status'.
898 (INSN_PRIORITY_STATUS): New macro.
899 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
901 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
903 * sched-ebb.c (debug_ebb_dependencies): New static function.
904 (init_ready_list): Use it.
906 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
907 with changed signature and 'debug_rgn_dependencies ()'.
908 (debug_rgn_dependencies): New static function.
909 (init_ready_list): Use it.
911 * sched-int.h (debug_dependencies): Declare.
913 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
915 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
917 2007-05-04 Dirk Mueller <dmueller@suse.de>
919 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
921 2007-05-03 Jan Hubicka <jh@suse.cz>
923 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
924 for pointer type in more cases than before.
926 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
928 * tree-object-size.c (plus_expr_object_size): When operand size is
929 unknown, return unknown.
931 2007-05-03 Dirk Mueller <dmueller@suse.de>
933 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
935 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
938 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
940 2007-05-03 Janis Johnson <janis187@us.ibm.com>
942 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
944 2007-05-03 Joseph Myers <joseph@codesourcery.com>
946 * config/soft-fp/double.h, config/soft-fp/extended.h,
947 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
948 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
949 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
950 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
953 2007-05-03 Ian Lance Taylor <iant@google.com>
955 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
956 MASK_PPC_GFXOPT for 8540 or 8548.
958 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
960 * tree-vect-transform.c (vect_update_inits_of_drs): Use
961 vect_print_dump_info() to output debug information.
963 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
967 operands of size 2 when operand is not MEM_P.
969 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
971 PR tree-optimization/30565
972 * lambda-code.c (perfect_nestify): Fix updating of dominators.
974 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
976 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
977 (umulsi3_highpart): Use them.
978 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
979 for final accumulator to D regisster tranfser.
981 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
983 PR tree-optimization/31699
984 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
986 (vect_enhance_data_refs_alignment): Compute peel amount using
987 TYPE_VECTOR_SUBPARTS instead of vf.
988 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
990 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
993 * system.h: Remove inclusion of double-int.h
994 * tree.h: Include double-int.h
995 * gengtype.c: Likewise
996 * cfgloop.h: Likewise
997 * Makefile.in: Adjust dependencies on double-int.h
999 2007-05-02 Eric Christopher <echristo@apple.com>
1001 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1002 -shared to -Zdynamiclib.
1004 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1007 * c-common.c (strip_pointer_or_array_types): New function.
1008 * c-common.h (strip_pointer_or_array_types): New function declaration.
1010 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1012 PR tree-optimization/31771
1013 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1015 2007-05-02 Paul Brook <paul@codesourcery.com>
1017 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1019 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1022 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1025 2007-05-02 Nick Clifton <nickc@redhat.com>
1027 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1029 2007-05-02 Richard Guenther <rguenther@suse.de>
1031 PR tree-optimization/31146
1032 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1033 argument, single_use_p. If we have a single use that is
1034 a conversion to the definition rhs type, propagate that rhs.
1035 (forward_propagate_addr_expr): Pass single_use_p argument
1036 to forward_propagate_addr_expr_1.
1038 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1040 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1043 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1045 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1046 'AMD Family 10 core'.
1048 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1050 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1051 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1052 with SSE3 instruction set support.
1053 * doc/invoke.texi: Likewise.
1055 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1057 * config/i386/i386.c (override_options): Tuning 32-byte loop
1058 alignment for amdfam10 architecture. Increasing the max loop
1059 alignment to 24 bytes.
1061 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1063 * config/m68k/constraints.md: New.
1064 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1065 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1066 EXTRA_CONSTRAINT): Remove.
1067 * config/m68k/m68k.md: Include constraints.md.
1068 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1070 2007-05-01 Ian Lance Taylor <iant@google.com>
1072 PR tree-optimization/31739
1073 * tree-vrp.c (vrp_val_is_max): New static function.
1074 (vrp_val_is_min): New static function.
1075 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1077 (set_value_range): Use vrp_val_is_{max,min}.
1078 (extract_range_from_assert): Likewise.
1079 (extract_range_from_binary_expr): Likewise.
1080 (extract_range_from_unary_expr): Likewise.
1081 (dump_value_range, vrp_meet): Likewise.
1082 (vrp_visit_phi_node): Likewise.
1083 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1085 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1087 * config/i386/gmon-sol2.c (size_t): New type.
1088 (intptr_t): Likewise.
1089 (s_textsize): Declare as size_t.
1091 (monstartup): Use size_t for sizes.
1092 (_mcount): Save and restore registers.
1093 (internal_mcount): Pass 0 as the first argument to monstartup
1095 (moncontrol): Convert pointer to appropriately sized integer
1096 before passing to profil.
1098 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1100 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1101 __NO_FPRS__, not just if _SOFT_DOUBLE.
1102 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1103 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1104 also for E500 double.
1105 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1106 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1109 2007-05-01 Richard Guenther <rguenther@suse.de>
1111 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1114 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1116 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1118 2007-05-01 Jan Hubicka <jh@suse.cz>
1120 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1123 2007-05-01 Jan Hubicka <jh@suse.cz>
1125 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1126 (maybe_fold_offset_to_reference): Declare.
1127 * fold-const.c (fold_unary): Do not fold
1128 (type *)&A into &A->field_of_type_and_offset_0
1129 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1130 size is unknown, give up.
1131 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1133 (maybe_fold_offset_to_reference): New.
1134 (maybe_fold_stmt_indirect): Use it.
1135 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1136 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1138 (gimplify_expr): Likewise for plus_expr.
1140 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1142 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1143 bsi_after_labels. Always insert statements before bsi.
1144 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1145 * predict.c (apply_return_prediction): Check for empty blocks.
1146 * cfgexpand.c (lab_rtx_for_bb): New variable.
1147 (label_rtx_for_bb): Do not create new tree labels.
1148 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1149 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1150 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1152 (label_for_bb): Add field used.
1153 (update_eh_label, main_block_label): Mark the label used.
1154 (cleanup_dead_labels): Remove unused labels.
1156 2007-05-01 Richard Guenther <rguenther@suse.de>
1158 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1159 if it is not about to be set.
1160 (get_value_range): Do not pre-allocate equiv bitmap.
1161 (update_value_range): No need to clear equiv field.
1162 (add_equivalence): Change prototype to get bitmap pointer.
1163 Allocate bitmap here if it is not already.
1164 (extract_range_from_assert): Do not allocate bitmap here.
1165 Update callers to add_equivalence.
1166 (extract_range_from_ssa_name): Likewise.
1167 (get_vr_for_comparison): New static helper.
1168 (compare_name_with_value): Handle NULL equiv bitmap by
1169 peeling the first iteration of the comparison loop.
1170 Use get_vr_for_comparison.
1171 (compare_names): Handle NULL equiv bitmaps by using fake
1172 ones. Use get_vr_for_comparison.
1174 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1176 * double-int.c (mpz_set_double_int): Moved from
1177 tree-ssa-loop-niter.c.
1178 (mpz_get_double_int): Likewise; also, add option to wrap
1179 out-of-range integers.
1180 * double-int.h: New prototypes for above.
1181 * tree.c (get_static_type_bounds): Moved from
1182 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1183 TYPE_MAX_VALUE if they exist..
1184 * tree.h: New prototype for above.
1185 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1186 get_type_bounds calls.
1187 (mpz_set_double_int): Move to double-int.c.
1188 (get_type_bounds): Move to tree.c, rename to
1189 get_static_type_bounds.
1190 (mpz_to_double_int): Move to double-int.c, rename to
1193 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1195 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1196 DIV0 exception can fall through to a normal return.
1198 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1202 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1203 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1204 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1205 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1206 initialize align to silence bogus warning.
1207 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1208 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1210 (struct sra_walk_fns): Remove use_all parameter from use.
1211 (sra_hash_tree): Handle BIT_FIELD_REFs.
1212 (sra_elt_hash): Don't hash bitfld blocks.
1213 (sra_elt_eq): Skip them in parent compares as well. Handle
1215 (sra_walk_expr): Don't maintain or pass down use_all_p.
1216 (scan_use): Remove use_all parameter.
1217 (scalarize_use): Likewise. Re-expand assignment to
1218 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1219 output, and re-scalarize after output. Don't mark anything
1221 (scalarize_ldst): Adjust.
1222 (scalarize_walk_gimple_modify_statement): Likewise.
1223 (build_element_name_1): Handle BIT_FIELD_REFs.
1224 (instantiate_element): Don't warn for any element whose parent
1226 (instantiate_missing_elements_1): Return the sra_elt.
1227 (canon_type_for_field): New.
1228 (try_instantiate_multiple_fields): New.
1229 (instantiate_missing_elemnts): Use them.
1230 (mark_no_warning): Removed.
1231 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1232 (REPLDUP, sra_build_elt_assignment): New.
1233 (generate_copy_inout): Use them.
1234 (generate_element_copy): Likewise. Handle bitfld differences.
1235 (generate_element_zero): Don't recurse for blocks. Use
1236 sra_build_elt_assignment.
1237 (generate_one_element_int): Take elt instead of var. Use
1238 sra_build_elt_assignment.
1239 (generate_element_init_1): Adjust.
1240 (scalarize_use, scalarize_copy): Use REPLDUP.
1241 (scalarize_ldst): Move assert before dereference.
1242 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1244 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1247 * tree.c (reconstruct_complex_type): Reconstruct a reference
1249 Also use the same mode for the pointer as the old pointer type.
1251 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1253 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1256 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1258 PR rtl-optimization/31676
1259 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1260 (df_refs_record): Call it.
1262 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1264 * rtl.def (SS_ABS): New code.
1265 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1266 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1267 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1268 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1269 (bfin_init_builtins): Define them.
1270 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1271 (bfin_expand_builtin): ... and handle the others here.
1272 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1273 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1274 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1275 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1276 operand is only HImode.
1278 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1280 * regclass.c (scan_one_insn): Remove splitting of
1283 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1284 Nigel Stephens <nigel@mips.com>
1286 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1288 2007-04-28 Jan Hubicka <jh@suse.cz>
1290 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1291 insn_locators_alloc instead of insn_locators_initialize;
1292 call reset_block_changes.
1293 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1294 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1295 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1296 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1297 * config/score/score.c (th_output_mi_thunk): Likewise.
1298 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1299 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1300 tolerate uninitialized locator info.
1303 * function.c (init_function_start): Don't init line number info.
1304 (expand_function_end): Update.
1305 (reset_block_changes, record_block_change, finalize_block_changes,
1306 check_block_change, free_block_changes): Kill.
1307 * function.h (reset_block_changes, record_block_change,
1308 finalize_block_changes, check_block_change, free_block_changes): Remove
1310 (struct function): Remove ib_boundaries_block.
1311 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1312 Use curr_insn_locator to initialize locator.
1313 (emit_line_note): Remove.
1314 * cfgexpand.c (expand_gimple_cond_expr): Update.
1315 (construct_exit_block): Likewise.
1316 (tree_expand_cfg): Initialize/finalize locators.
1317 * expr.c (expand_expr_real): Update.
1318 * cfglayout.c (line_locators_locs, line_locators_lines,
1319 file_locators_locs, file_locators_files): Remove.
1320 (set_block_levels): Move to cfgexpand.c.
1321 (insn_locators_initialize): Remove.
1322 (pass_insn_locators_initialize): Remove.
1323 (locations_locators_locs, locations_locators_vals): New static vars.
1324 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1326 (insn_locators_alloc, insn_locators_finalize,
1327 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1329 (locator_location): New.
1330 (locator_line, locator_file): Rewrite.
1331 * rtl.h (emit_line_note): Kill.
1332 (insn_locators_alloc, insn_locators_finalize,
1333 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1335 * tree-inline.c (initialize_cfun): Do not initialize
1336 ib_boundaries_block.
1337 * passes.c (pass_insn_locators_initialize): Remove.
1339 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1341 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1342 info. Update last_basic_block correctly.
1344 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1347 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1348 register itself to hold the offset constant. Tell flow the use
1349 of r4 and r5 when they are used.
1351 2007-04-27 Richard Guenther <rguenther@suse.de>
1353 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1354 if we simplified anything.
1355 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1356 warnings until we did a simplification and the stmt was not
1357 marked as TREE_NO_WARNING.
1359 2007-04-27 Mike Stump <mrs@apple.com>
1361 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1363 2007-04-27 Ian Lance Taylor <iant@google.com>
1366 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1367 TYPE_MAX_VALUE exist, convert them to the new type.
1369 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1371 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1372 if it claims to be available.
1373 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1375 (perform_tree_ssa_dce): Always free postdominators.
1377 2007-04-27 Richard Henderson <rth@redhat.com>
1379 * config/alpha/predicates.md (aligned_memory_operand): Mark
1380 as define_special_predicate.
1381 (unaligned_memory_operand, normal_memory_operand): Likewise.
1382 (reg_or_unaligned_mem_operand): Remove.
1383 (any_memory_operand): Match the documentation and check for
1384 non-renumbered pseudos during reload.
1385 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1386 alpha_secondary_reload_class, update to new interface, make static.
1387 Handle CQImode like HImode. Remove FP subreg check.
1388 (alpha_expand_mov): Use replace_equiv_address.
1389 (alpha_expand_mov_nobwx): Use any_memory_operand.
1390 (TARGET_SECONDARY_RELOAD): New.
1391 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1392 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1393 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1394 * config/alpha/alpha.md: ... here.
1395 (RELOAD12, reloadmode): New.
1397 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1398 Don't handle the aligned case here.
1399 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1400 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1401 reload_inhi_help. Don't expect a scratch register.
1402 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1404 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1406 2007-04-27 Richard Guenther <rguenther@suse.de>
1408 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1410 2007-04-27 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/30965
1413 PR tree-optimization/30978
1414 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1415 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1416 (find_equivalent_equality_comparison): Likewise.
1417 (simplify_cond): Likewise.
1418 (get_prop_source_stmt): New helper.
1419 (get_prop_dest_stmt): Likewise.
1420 (can_propagate_from): Likewise.
1421 (remove_prop_source_from_use): Likewise.
1422 (combine_cond_expr_cond): Likewise.
1423 (forward_propagate_comparison): New function.
1424 (forward_propagate_into_cond): Rewrite to use fold for
1426 (tree_ssa_forward_propagate_single_use_vars): Call
1427 forward_propagate_comparison to propagate comparisons.
1429 2007-04-27 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/31715
1432 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1433 sure to do computation on the offset in an appropriate
1436 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1438 * reload.h (elimination_target_reg_p): Declare.
1439 * reload.c (find_reloads): Don't apply the reg_rtx move
1440 optimization if the SET_DEST satisfies elimination_target_reg_p.
1441 * reload1.c (elimination_target_reg_p): New function.
1442 (gen_reload): In the move/add2 fallback, make sure that op0
1443 does not overlap the destination register.
1445 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1447 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1448 transform only GIMPLE_MODIFY_STMTs.
1449 * tree-complex.c (expand_complex_operations_1): Ditto.
1450 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1451 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1452 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1454 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1455 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1456 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1457 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1458 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1459 slpeel_add_loop_guard): Ditto.
1460 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1461 * lambda-code.c (perfect_nestify): Ditto.
1462 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1463 before the first statement.
1464 * tree-optimize.c (execute_free_datastructures): Fix comments.
1465 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1466 * tree-flow.h (disband_implicit_edges): Declaration removed.
1467 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1469 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1471 (disband_implicit_edges, has_label_p): Removed.
1472 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1473 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1475 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1477 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1478 also for COND_EXPRs.
1479 * cfgexpand.c (label_rtx_for_bb): New function.
1480 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1481 Use label_rtx_for_bb to find the labels.
1482 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1483 last block. Detect fallthru edges.
1485 2007-04-26 Ian Lance Taylor <iant@google.com>
1488 * reload.c (find_reloads_subreg_address): If the address was valid
1489 in the original mode but not in the new mode, reload the whole
1492 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1494 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1495 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1496 (cleanup_control_expr_graph): Do not invalidate dominance info.
1497 Record altered blocks.
1498 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1499 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1500 cleanup_tree_cfg_bb): New functions.
1501 (remove_forwarder_block): Do not maintain the worklist of blocks.
1502 Record altered blocks.
1503 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1505 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1506 delete_unreachable_blocks if dominators are not available.
1507 * tree-inline.c (optimize_inline_calls): Free dominance information
1509 * tree-flow.h (remove_edge_and_dominated_blocks,
1510 cfgcleanup_altered_bbs): Altered.
1511 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1513 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1515 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1516 do not invalidate dominators.
1518 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1520 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1521 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1522 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1523 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1525 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1527 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1529 2007-04-26 Richard Guenther <rguenther@suse.de>
1531 PR tree-optimization/31703
1532 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1533 the right type for the target of the bittest.
1535 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1537 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1538 ix86_sol10_return_in_memory.
1540 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1542 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1545 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1548 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1550 PR tree-optimization/30558
1551 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1552 clear this_state.prev_try.
1554 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1555 Mark Mitchell <mark@codesourcery.com>
1557 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1558 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1559 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1561 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1564 * doc/invoke.texi (%:print-asm-header): Document.
1565 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1567 (static_spec_functions): Add print-asm-header.
1568 (main): Print a banner before the --target-help linker options.
1569 (print_asm_header_spec_function): New function.
1571 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1574 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1575 (movsf_ie): Likewise.
1577 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1579 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1581 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1583 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1585 (__umodsi3, __modsi3): Likewise.
1587 2007-04-25 Dirk Mueller <dmueller@suse.de>
1589 * c-typeck.c (build_compound_expr): Annotate warning()
1590 call with OPT_Wunused_value.
1591 * tree-ssa.c (warn_uninit): Annotate warning with
1593 * c-common.c (handle_sentinel_attribute): Annotate warning
1594 call with OPT_Wattributes.
1596 2007-04-25 Thiemo Seufer <ths@mips.com>
1598 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1600 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1601 on to the assembler. Improve handling of -mno-mips16. Add handling
1602 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1603 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1604 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1605 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1607 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1610 * config/i386/winnt.c (i386_pe_file_end): Strip only
1611 USER_LABEL_PREFIX when writing export name.
1613 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1615 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1616 sh/elf.h, vx-common.h and vxworks.h.
1617 * config/sh/sh.h: Include config/vxworks-dummy.h.
1618 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1619 (OVERRIDE_OPTIONS): Use it.
1620 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1621 (vxworks_picreg): New pattern.
1622 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1623 VXWORKS_OS_CPP_BUILTINS.
1624 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1625 to their VXWORKS_* equivalents.
1626 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1627 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1628 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1629 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1630 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1631 -mrtp/-fPIC multilibs.
1632 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1633 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1634 (MULTILIB_OSDIRNAMES): Delete.
1636 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1639 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1641 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1643 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1644 rounding mode to be specified by the caller.
1645 (real_to_mpfr) Likewise.
1646 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1647 include new arguments.
1648 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1650 2007-04-24 Ian Lance Taylor <iant@google.com>
1652 PR tree-optimization/31605
1653 * tree-vrp.c (set_value_range): Check that min and max are not
1654 both overflow infinities.
1655 (set_value_range_to_value): New static function.
1656 (extract_range_from_binary_expr): Call set_value_range_to_value.
1657 (extract_range_from_cond_expr): Likewise.
1658 (extract_range_from_expr): Likewise.
1659 (extract_range_from_unary_expr): Likewise. Don't create a range
1660 which overflows on both sides.
1661 (vrp_meet): Check for a useless range.
1662 (vrp_visit_phi_node): If we see a constant which looks like an
1663 overflow infinity, turn off the TREE_OVERFLOW flag.
1665 2007-04-24 Ian Lance Taylor <iant@google.com>
1667 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1669 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1672 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1673 diagnostic message is being built.
1674 * tree-pretty-print.c (dump_generic_node): Only write the
1675 formatted text into BUFFER's stream if we are not building a
1677 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1679 * Makefile.in (toplev.o): Depend on tree-pass.h.
1681 2007-04-24 Ian Lance Taylor <iant@google.com>
1683 PR tree-optimization/31602
1684 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1685 conditionals in the copied loop header.
1686 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1687 warnings if TREE_NO_WARNING is set.
1688 * doc/invoke.texi (Warning Options): Clarify that
1689 -Wstrict-overflow does not warn about loops.
1691 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1693 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1694 expand on the comment about _Decimal128 arguments and check the
1695 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1696 that _Decimal128 argument uses even/odd register pair.
1697 (function_arg): Ditto.
1699 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1701 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1702 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1704 2007-04-24 Richard Guenther <rguenther@suse.de>
1705 Olga Golovanevsky <olga@il.ibm.com>
1707 * fold-const.c (multiple_of_p): Check for bottom
1710 2007-04-24 Richard Henderson <rth@redhat.com>
1712 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1713 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1714 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1715 looking for non-zero bits shifted out. Avoid a recursive call
1716 when constructing the scalar.
1717 (__floatundisf): Likewise.
1719 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1721 * dwarf2out.c (field_byte_offset): Move the existing logic
1722 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1723 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1725 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1728 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1729 argument of 0 for memset.
1730 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1731 unsigned shift instead of the signed variant.
1733 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1735 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1736 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1737 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1738 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1739 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1740 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1741 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1742 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1743 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1744 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1745 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1746 "mul<mode>3", "div<mode>3"): Insn definitions added.
1747 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1748 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1749 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1750 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1751 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1752 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1753 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1754 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1755 TARGET_FLOAT_FORMAT): Macro definitions removed.
1756 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1757 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1758 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1759 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1760 (s390_gen_rtx_const_DI): Function removed.
1761 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1763 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1765 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1766 over an external ffs function.
1768 2007-04-24 Chao-ying Fu <fu@mips.com>
1769 Richard Sandiford <richard@nildram.co.uk>
1771 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1772 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1773 (smadd_widen_optab, umadd_widen_optab): Define.
1774 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1776 * genopinit.c (optabs): Fill in smadd_widen_optab and
1778 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1779 and umadd_widen_optab to implement multiply-add sequences.
1780 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1781 (<u>maddsidi4): ...this. Extend condition to include
1782 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1783 of operand 0 to "ka" and use the three-operand form of madd<u>
1785 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1787 * config/mips/constraints.md (ka): New register constraint.
1789 2007-04-24 Jan Hubicka <j@suse.cz>
1793 2007-04-23 Jan Hubicka <jh@suse.cz>
1794 * function.c (init_function_start): Don't init line number info.
1795 (expand_function_end): Update.
1796 (reset_block_changes, record_block_change, finalize_block_changes,
1797 check_block_change, free_block_changes): Kill.
1798 * function.h (reset_block_changes, record_block_change,
1799 finalize_block_changes, check_block_change, free_block_changes): Remove
1801 (struct function): Remove ib_boundaries_block.
1802 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1803 Use curr_insn_locator to initialize locator.
1804 (emit_line_note): Remove.
1805 * cfgexpand.c (expand_gimple_cond_expr): Update.
1806 (construct_exit_block): Likewise.
1807 (tree_expand_cfg): Initialize/finalize locators.
1808 * expr.c (expand_expr_real): Update.
1809 * cfglayout.c (line_locators_locs, line_locators_lines,
1810 file_locators_locs, file_locators_files): Remove.
1811 (set_block_levels): Move to cfgexpand.c.
1812 (insn_locators_initialize): Remove.
1813 (pass_insn_locators_initialize): Remove.
1814 (locations_locators_locs, locations_locators_vals): New static vars.
1815 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1817 (insn_locators_alloc, insn_locators_finalize,
1818 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1820 (locator_location): New.
1821 (locator_line, locator_file): Rewrite.
1822 * rtl.h (emit_line_note): Kill.
1823 (insn_locators_alloc, insn_locators_finalize,
1824 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1826 * tree-inline.c (initialize_cfun): Do not initialize
1827 ib_boundaries_block.
1828 * passes.c (pass_insn_locators_initialize): Remove.
1830 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1832 * doc/invoke.texi: Removed leading '-' from option index entries.
1834 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1836 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1838 (create_phi_node): Use set_phi_nodes.
1839 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1840 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1841 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1842 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1843 (bsi_start, bsi_last): Use bb_stmt_list.
1844 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1845 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1846 Traverse the statements using tsi iterator.
1847 * basic-block.h (struct basic_block_def): Fields stmt_list
1848 and phi_nodes moved to ...
1849 (struct tree_bb_info): ... new structure.
1850 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1851 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1852 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1853 (tree_verify_flow_info): Verify that il.tree is not set for
1854 entry and exit block.
1855 (tree_split_block): Use set_bb_stmt_list.
1857 2007-04-23 Mike Stump <mrs@apple.com>
1859 * config/i386/i386.c (ix86_tune_features
1860 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1863 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1865 * config/i386/i386.md (prefix_extra): New attribute.
1866 (length): Add prefix_extra.
1868 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1869 (sse2_movntv2di): Likewise.
1870 (sse2_cvtps2dq): Likewise.
1871 (sse2_cvtpd2pi): Likewise.
1872 (sse2_cvttpd2pi): Likewise.
1873 (*sse2_cvtpd2ps): Likewise.
1874 (*add<mode>3): Likewise.
1875 (sse2_ssadd<mode>3): Likewise.
1876 (sse2_usadd<mode>3): Likewise.
1877 (*sub<mode>3): Likewise.
1878 (sse2_sssub<mode>3): Likewise.
1879 (sse2_ussub<mode>3): Likewise.
1880 (*mulv8hi3): Likewise.
1881 (*smulv8hi3_highpart): Likewise.
1882 (*umulv8hi3_highpart): Likewise.
1883 (sse2_umulv2siv2di3): Likewise.
1884 (sse2_pmaddwd): Likewise.
1885 (ashr<mode>3): Likewise.
1886 (lshr<mode>3): Likewise.
1887 (ashl<mode>3): Likewise.
1888 (sse2_ashlti3): Likewise.
1889 (sse2_lshrti3): Likewise.
1890 (*umaxv16qi3): Likewise.
1891 (*smaxv8hi3): Likewise.
1892 (*uminv16qi3): Likewise.
1893 (*sminv8hi3): Likewise.
1894 (sse2_eq<mode>3): Likewise.
1895 (sse2_gt<mode>3): Likewise.
1896 (*and<mode>3): Likewise.
1897 (sse2_nand<mode>3): Likewise.
1898 (*ior<mode>3): Likewise.
1899 (*xor<mode>3): Likewise.
1900 (sse2_packsswb): Likewise.
1901 (sse2_packssdw): Likewise.
1902 (sse2_packuswb): Likewise.
1903 (sse2_punpckhbw): Likewise.
1904 (sse2_punpcklbw): Likewise.
1905 (sse2_punpckhwd): Likewise.
1906 (sse2_punpcklwd): Likewise.
1907 (sse2_punpckhdq): Likewise.
1908 (sse2_punpckldq): Likewise.
1909 (sse2_punpckhqdq): Likewise.
1910 (sse2_punpcklqdq): Likewise.
1911 (*sse2_pinsrw): Likewise.
1912 (*sse2_pextrw): Likewise.
1913 (sse2_pshufd_1): Likewise.
1914 (sse2_uavgv16qi3): Likewise.
1915 (sse2_uavgv8hi3): Likewise.
1916 (sse2_psadbw): Likewise.
1917 (sse2_pmovmskb): Likewise.
1918 (*sse2_maskmovdqu): Likewise.
1919 (*sse2_maskmovdqu_rex64): Likewise.
1920 (sse4a_extrqi): Likewise.
1921 (sse4a_extrq): Likewise.
1922 (sse3_lddqu): Set prefix_rep.
1923 (sse3_addsubv4sf3): Likewise.
1924 (sse3_haddv4sf3): Likewise.
1925 (sse3_hsubv4sf3): Likewise.
1926 (sse_cvtss2si): Likewise.
1927 (sse_cvtss2si_2): Likewise.
1928 (sse_cvtss2siq): Likewise.
1929 (sse_cvtss2siq_2): Likewise.
1930 (sse_cvttss2si): Likewise.
1931 (sse_cvttss2siq): Likewise.
1932 (sse2_cvttps2dq): Likewise.
1933 (sse3_movshdup): Likewise.
1934 (sse3_movsldup): Likewise.
1935 (sse2_cvtsd2si): Likewise.
1936 (sse2_cvtsd2si_2): Likewise.
1937 (sse2_cvtsd2siq): Likewise.
1938 (sse2_cvtsd2siq_2): Likewise.
1939 (sse2_cvttsd2si): Likewise.
1940 (sse2_cvttsd2siq): Likewise.
1941 (*sse2_cvtpd2dq): Likewise.
1942 (*sse2_cvttpd2dq): Likewise.
1943 (sse2_pshuflw_1): Likewise.
1944 (sse2_pshufhw_1): Likewise.
1945 (sse4a_insertqi): Likewise.
1946 (sse4a_insertq): Likewise.
1947 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1948 (ssse3_phadddv4si3): Likewise.
1949 (ssse3_phaddswv8hi3): Likewise.
1950 (ssse3_phsubwv8hi3): Likewise.
1951 (ssse3_phsubdv4si3): Likewise.
1952 (ssse3_phsubswv8hi3): Likewise.
1953 (ssse3_pmaddubswv8hi3): Likewise.
1954 (ssse3_pmulhrswv8hi3): Likewise.
1955 (ssse3_pshufbv16qi3): Likewise.
1956 (ssse3_psign<mode>3): Likewise.
1957 (ssse3_palignrti): Likewise.
1958 (abs<mode>2): Likewise.
1959 (ssse3_phaddwv4hi3): Set prefix_extra.
1960 (ssse3_phadddv2si3): Likewise.
1961 (ssse3_phaddswv4hi3): Likewise.
1962 (ssse3_phsubwv4hi3): Likewise.
1963 (ssse3_phsubdv2si3): Likewise.
1964 (ssse3_phsubswv4hi3): Likewise.
1965 (ssse3_pmaddubswv4hi3): Likewise.
1966 (ssse3_pmulhrswv4hi3): Likewise.
1967 (ssse3_pshufbv8qi3): Likewise.
1968 (ssse3_psign<mode>3): Likewise.
1969 (ssse3_palignrdi): Likewise.
1970 (abs<mode>2): Likewise.
1971 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1972 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1973 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1975 2007-04-23 Nick Clifton <nickc@redhat.com>
1977 * params.def: Fix formatting of emacs local variables.
1979 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1981 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1982 move if inter-unit move isn't allowed.
1983 Don't split moving the first element of V2DI to DI to inter-unit
1984 move if inter-unit move isn't allowed.
1986 2007-04-23 Richard Guenther <rguenther@suse.de>
1988 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1989 and CDI_POST_DOMINATORS separately.
1991 2007-04-23 Nick Clifton <nickc@redhat.com>
1993 * c.opt (Wformat-contains-nul): Add warning attribute.
1995 2007-04-23 Jan Hubicka <jh@suse.cz>
1997 * function.c (init_function_start): Don't init line number info.
1998 (expand_function_end): Update.
1999 (reset_block_changes, record_block_change, finalize_block_changes,
2000 check_block_change, free_block_changes): Kill.
2001 * function.h (reset_block_changes, record_block_change,
2002 finalize_block_changes, check_block_change, free_block_changes): Remove
2004 (struct function): Remove ib_boundaries_block.
2005 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2006 Use curr_insn_locator to initialize locator.
2007 (emit_line_note): Remove.
2008 * cfgexpand.c (expand_gimple_cond_expr): Update.
2009 (construct_exit_block): Likewise.
2010 (tree_expand_cfg): Initialize/finalize locators.
2011 * expr.c (expand_expr_real): Update.
2012 * cfglayout.c (line_locators_locs, line_locators_lines,
2013 file_locators_locs, file_locators_files): Remove.
2014 (set_block_levels): Move to cfgexpand.c.
2015 (insn_locators_initialize): Remove.
2016 (pass_insn_locators_initialize): Remove.
2017 (locations_locators_locs, locations_locators_vals): New static vars.
2018 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2020 (insn_locators_alloc, insn_locators_finalize,
2021 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2023 (locator_location): New.
2024 (locator_line, locator_file): Rewrite.
2025 * rtl.h (emit_line_note): Kill.
2026 (insn_locators_alloc, insn_locators_finalize,
2027 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2029 * tree-inline.c (initialize_cfun): Do not initialize
2030 ib_boundaries_block.
2031 * passes.c (pass_insn_locators_initialize): Remove.
2033 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2036 * expr.c (reduce_to_bit_field_precision): Handle
2039 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2041 PR tree-optimization/24659
2042 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2043 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2044 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2045 * genopinit.c (optabs): Rename vec_pack_mod_optab
2046 to vec_pack_trunc_optab.
2047 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2048 early for scalar floating point operands for NOP_EXPR.
2049 (vectorizable_type_promotion): Ditto.
2050 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2051 vec_pack_trunc_optab.
2052 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2054 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2055 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2056 Rename from VEC_PACK_MOD_EXPR.
2057 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2058 * expr.c (expand_expr_real_1): Ditto.
2059 * tree-inline.c (estimate_num_insns_1): Ditto.
2060 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2062 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2063 (vec_unpacks_lo_v4sf): Ditto.
2064 (vec_pack_trunc_v2df): Ditto.
2065 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2066 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2067 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2069 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2071 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2073 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2074 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2075 packing of floating point operands.
2076 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2077 represent unpacking of floating point operands.
2078 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2079 [vec_unpacks_hi]: Ditto.
2080 [vec_unpacks_lo]: Ditto.
2082 2007-04-22 Jan Hubicka <jh@suse.cz>
2084 * final.c (rest_of_handle_final): Call
2085 targetm.asm_out.constructor/targetm.asm_out.destructor
2086 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2087 proper priority via decl_*_priority_insert.
2088 * c-common.c (c_expand_body): Likewise.
2090 2007-04-22 Richard Guenther <rguenther@suse.de>
2092 PR tree-optimization/29789
2093 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2094 (rewrite_reciprocal): New helper split out from
2095 determine_invariantness_stmt.
2096 (rewrite_bittest): Likewise.
2097 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2098 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2101 2007-04-22 Revital Eres <eres@il.ibm.com>
2103 * loop-unroll.c (var_to_expand): New field to support also
2104 insns of the form x = something + x.
2105 (analyze_insn_to_expand_var): Use it.
2106 (expand_var_during_unrolling): Likewise.
2108 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2110 * predict.c: Include pointer-set.h.
2111 (bb_predictions): New variable.
2112 (tree_predicted_by_p, tree_predict_edge,
2113 remove_predictions_associated_with_edge): Use bb_predictions map
2114 instead of bb->predictions.
2115 (clear_bb_predictions, assert_is_empty): New functions.
2116 (combine_predictions_for_bb): Use bb_predictions map. Call
2117 clear_bb_predictions.
2118 (tree_estimate_probability): Create and free bb_predictions map.
2119 * Makefile.in (predict.o): Add pointer-set.h dependency.
2120 * basic-block.h (struct basic_block_def): Remove predictions
2122 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2124 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2127 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2130 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2132 * timevar.c (timevar_print): Change reference of --disable-checking to
2133 --enable-checking=release. Also warn if assert checking is disabled.
2135 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2138 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2139 decl as addressable if the compound literal was marked as
2141 Mark the decl as a gimple register if it is a complex or
2142 vector decl and does not live in memory.
2144 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2146 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2147 (GENERIC_NEXT): New function macro.
2148 (PHI_CHAIN): Use phi_node's new chain variable.
2149 (tree_phi_node): Change tree_common to tree_base
2150 and add the chain field.
2151 * tree-phinodes.c (make_phi_node): Don't set
2152 TREE_TYPE on the new node.
2153 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2154 instead of checking GIMPLE_TUPLE_P in chain_next.
2155 * tree-vect-transform.c
2156 (get_initial_def_for_induction): Look at
2157 PHI_RESULT_TREE for the type of the phi node.
2158 (update_vuses_to_preheader): Use PHI_CHAIN
2159 instead of TREE_CHAIN on the phi node.
2160 * tree-ssa-structalias.c (compute_points_to_sets):
2162 (ipa_pta_execute): Likewise.
2164 2007-04-21 Richard Guenther <rguenther@suse.de>
2167 * fold-const.c (fold_unary): Call fold_convert_const on the
2170 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2172 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2173 (store_killed_in_pat): New.
2175 2007-04-20 Richard Henderson <rth@redhat.com>
2178 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2179 TREE_LIST with a void_type_node value, not void_list_node exactly.
2181 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2183 * doc/standards.texi: Re-arrange into language-specific
2184 subsections. Add a C++ section, documenting which standards we
2187 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2189 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2190 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2192 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2194 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2195 ecrti.o and crtbegin.o.
2196 (LIB_DEFAULT_SPEC): Include -lc.
2197 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2199 2007-04-20 Richard Henderson <rth@redhat.com>
2202 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2203 argument; update all callers.
2204 (get_unaligned_offset): New.
2205 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2206 get_unaligned_address, just pass on the address directly.
2207 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2208 the subreg in the helper patterns.
2209 (unaligned_extendqidi_le): Use get_unaligned_offset.
2210 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2211 (unaligned_extendhidi_be): Likewise.
2212 (unaligned_extendhidi): Tidy.
2213 * config/alpha/alpha-protos.h: Update.
2215 2007-04-20 Richard Henderson <rth@redhat.com>
2217 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2218 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2219 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2220 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2221 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2222 (CPP_SPEC): Don't include %(cpp_subtarget).
2223 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2224 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2225 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2227 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2229 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2230 for __builtin_ia32_cmpordss.
2232 PR tree-optimization/31632
2233 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2234 and arg1 for optimizations of comparison against min/max values.
2235 Fold arg0 to arg1's type for optimizations of comparison against
2236 min+1 and max-1 values.
2238 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2240 * reload.c (combine_reloads): When trying to use a dying register,
2241 check whether it's uninitialized and don't use if so.
2243 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2245 * fold-const.c: Remove prototypes for native_encode_expr and
2246 native_interpret_expr.
2247 (native_encode_expr): Make non-static.
2248 (native_interpret_expr): Likewise.
2249 * tree.h: Add prototypes for the above.
2251 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2253 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2254 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2255 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2256 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2257 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2258 Add length attributes.
2260 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2262 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2265 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2266 __STDC_WANT_DEC_FP__.
2268 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2270 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2271 for long double compatibility.
2272 * configure: Regenerate.
2274 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2276 PR rtl-optimization/29841
2277 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2279 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2280 that may cause control flow transfer from being moved.
2282 2007-04-18 Jan Hubicka <jh@suse.cz>
2284 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2287 2007-04-18 Eric Christopher <echristo@apple.com>
2289 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2290 only. Update operands.
2291 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2292 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2293 link register to pic register.
2295 2007-04-18 Dirk Mueller <dmueller@suse.de>
2298 * tree-vrp.c (search_for_addr_array): New.
2299 (check_array_bounds): Suppress warning about
2300 address taken of array refs if its not de-referenced.
2302 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2304 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2305 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2307 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2308 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2309 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2311 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2313 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2315 (vect_analyze_scalar_cycles): Fix indentation.
2316 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2317 (vect_mark_relevant): Include phis in relevance analysis.
2319 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2321 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2323 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2324 output_operand_lossage().
2326 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2328 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2329 the unused code for reduction without adjust-in-epilog to simplify the
2332 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2334 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2335 (S390_TDC_NEGATIVE_ZERO): New constant.
2336 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2337 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2338 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2339 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2340 (S390_TDC_POSITIVE_INFINITY): New constant.
2341 (S390_TDC_NEGATIVE_INFINITY): New constant.
2342 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2343 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2344 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2345 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2346 (S390_TDC_INFINITY): New constant.
2347 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2348 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2349 optimization for UNSPEC_CCZ_TO_INT.
2350 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2351 ("*ccz_to_int"): New insn.
2352 ("isinf<mode>2"): New insn.
2353 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2354 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2355 (UNSPEC_CCZ_TO_INT): New constant.
2357 2007-04-18 Richard Guenther <rguenther@suse.de>
2359 PR tree-optimization/19431
2360 PR tree-optimization/21463
2361 * tree-pass.h (pass_phiprop): Declare.
2362 * passes.c (init_optimization_passes): New phiprop pass.
2363 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2364 (phivn_valid_p): New helper function.
2365 (phiprop_insert_phi): Likewise.
2366 (propagate_with_phi): Likewise.
2367 (tree_ssa_phiprop): New propagator propagating loads
2368 through phi nodes if profitable.
2370 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2372 * tree-vect-analyze.c (process_use): New function.
2373 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2374 Check phis in all bbs.
2375 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2378 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2380 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2383 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2386 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2389 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2391 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2393 (sse_vmmulv4sf3): Likewise.
2394 (sse2_vmaddv2df3): Likewise.
2395 (sse2_vmmulv2df3): Likewise.
2397 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2399 PR rtl-optimization/31360
2400 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2401 (target_reg_cost): New.
2402 (init_set_costs): Initialize target_reg_cost. Add comments
2403 regarding the rationale of the costs.
2404 (global_cost_for_size): Renamed to...
2405 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2406 of register pressure.
2407 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2408 estimate_reg_pressure_cost. Add number of ivs.
2409 (determine_set_costs): Dump target_reg_cost.
2410 * loop-invariant.c (gain_for_invariant): Use
2411 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2412 (best_gain_for_invariant, find_invariants_to_move): Remove
2414 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2415 (target_reg_cost): Declare.
2416 (global_cost_for_size): Declaration removed.
2417 (estimate_reg_pressure_cost): Declare.
2419 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2421 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2422 regnos into even/odd register pairs.
2423 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2424 TDmode similar to the other floating point modes.
2425 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2426 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2428 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2429 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2430 (movdd_hardfloat64): Use TARGET_MFPGPR.
2432 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2434 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2437 2005-01-05 Richard Henderson <rth@redhat.com>
2439 * reload1.c (do_input_reload): Restrict the optimization deleteing
2440 a previous output reload to RELOAD_FOR_INPUT.
2442 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2444 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2445 induc_vec_info_type.
2446 (vectorizable_induction): New function declaration.
2447 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2448 check if already vectorized. Find first place in BB where new stmts
2449 can be inserted. Takes only one argument.
2450 (vectorizable_induction): New function.
2451 (vect_transform_stmt): Add case for induc_vec_info_type to call
2452 vectorizable_induction.
2453 (vect_transform_loop): Consider phis for vectorization.
2454 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2456 (analyze_operations): Call vectorizable_induction when analyzing phis.
2458 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2459 (vect_mark_relevant): Include phis in relevance analysis.
2460 (vect_mark_stmts_to_be_vectorize): Likewise.
2461 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2463 2007-04-16 Lawrence Crowl <crowl@google.com>
2465 * doc/invoke.texi (Debugging Options): Add documentation for the
2466 -femit-struct-debug options -femit-struct-debug-baseonly,
2467 -femit-struct-debug-reduced, and
2468 -femit-struct-debug-detailed[=...].
2470 * c-opts.c (c_common_handle_option): Add
2471 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2472 and OPT_femit_struct_debug_detailed_.
2473 * c.opt: Add specifications for
2474 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2475 and -femit-struct-debug-detailed[=...].
2476 * opts.c (set_struct_debug_option): Parse the
2477 -femit-struct-debug-... options.
2478 * opts.c (matches_main_base, main_input_basename,
2479 main_input_baselength, base_of_path, matches_main_base): Add
2480 variables and functions to compare header base name to compilation
2482 * opts.c (should_emit_struct_debug): Add to determine to emit a
2483 structure based on the option.
2484 (dump_struct_debug) Also disabled function to debug this
2486 * opts.c (handle_options): Save the base name of the
2489 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2490 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2491 This hook indicates if a type is generic. Set it by default
2493 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2494 to determine if a struct type is generic or not.
2495 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2496 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2497 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2500 * flags.h (enum debug_info_usage): Add an enumeration to describe
2501 a program's use of a structure type.
2502 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2503 to indicate the program's usage of the type. Filter structs based
2504 on the -femit-struct-debug-... specification.
2505 (gen_type_die): Split into two routines, gen_type_die and
2506 gen_type_die_with_usage. gen_type_die is now a wrapper
2507 that assumes direct usage.
2508 (gen_type_die_with_usage): Replace calls to gen_type_die
2509 with gen_type_die_with_usage adding the program usage of
2510 the referenced type.
2511 (dwarf2out_imported_module_or_decl): Suppress struct debug
2512 information using should_emit_struct_debug when appropriate.
2514 2007-04-16 Ian Lance Taylor <iant@google.com>
2516 PR tree-optimization/31522
2517 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2518 (vrp_initialize): Allocate vr_phi_edge_counts.
2519 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2520 executable edge. Drop test for all constants.
2521 (vrp_finalize): Free vrp_phi_edge_counts.
2523 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2524 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2526 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2527 predecessors at head rather than tail.
2529 2007-04-16 Matthias Klose <doko@debian.org>
2531 * config/alpha/linux.h (CPP_SPEC): Define.
2532 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2534 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2536 * function.h: Remove sequence_stack extern declaration.
2538 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2540 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2542 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2545 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2547 * config/avr/avr.c (avr_arch_types): Rearranging array.
2548 (enum avr_arch): Add.
2549 (avr_mcu_types): Use avr_arch enumeration constants instead of
2551 * config/avr/avr.h (LINK_SPEC): Simplify.
2553 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2555 * config/m68k/m68k.c (m68k_libcall_value,
2556 m68k_function_value): Use macros for register names more.
2558 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2560 (M68K_REGNAME): Use A6_REG.
2561 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2563 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2566 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2567 'pending_read_list_length' and 'pending_write_list_length'. Update
2569 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2570 to handle two length counters instead of one. Update all uses.
2571 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2572 two length counters instead of one.
2573 * sched-rgn.c (propagate_deps): Update to handle two length counters
2576 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2579 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2580 copy of source, pass it to ix86_expand_vector_set and return
2583 2007-04-16 David Ung <davidu@mips.com>
2584 Joseph Myers <joseph@codesourcery.com>
2586 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2587 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2588 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2589 Add 74K processor information.
2590 * config/mips/mips.md: Include 74k.md.
2591 (cpu): Add 74kc,74kf,74kx.
2592 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2593 * config/mips/74k.md: New.
2594 * doc/invoke.texi (MIPS Options): Document 74K support.
2596 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2598 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2599 vectorizable_* functions.
2600 * tree-vect-transform.c (vectorizable_call): Add check for
2601 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2602 (vectorizable_store): likewise.
2603 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2605 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2606 (vectorizable_type_promotion, vectorizable_load): Likewise.
2607 (vectorizable_live_operation, vectorizable_condition): Likewise.
2608 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2610 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2612 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2614 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2615 register numbers more.
2616 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2617 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2618 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2619 FUNCTION_VALUE_REGNO_P): Likewise.
2620 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2621 STATIC_CHAIN_REGNUM): Likewise.
2622 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2623 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2624 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2625 * config/m68k/m68k.md (FP_REG): New.
2627 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2629 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2632 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2634 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2635 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2638 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2640 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2643 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2646 * c-decl.c (finish_decl): Grab the type of the decl after the call
2647 to store_init_value.
2649 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2651 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2653 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2656 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2657 post dominators and cleanup cfg before returning.
2659 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2661 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2662 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2664 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2666 * config.gcc: Recognize fido.
2667 * config/m68k/m68k-devices.def (fidoa): New.
2668 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2670 (FL_FIDOA, TARGET_FIDOA): New.
2671 * config/m68k/m68k.opt (mfidoa): New.
2673 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2676 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2677 when a personality function is used.
2679 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2681 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2683 2007-04-13 Mike Stump <mrs@apple.com>
2685 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2687 * config/darwin.opt (fapple-kext): Make C++ only.
2688 * config/darwin.c (darwin_override_options): Remove code to ensure
2689 -fapple-kext is given for C++ only.
2691 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2693 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2694 * config/mips/mips.c (override_options): Call
2695 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2697 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2699 * config/i386/i386.opt (msvr3-shlib): Removed.
2701 * doc/invoke.texi: Remove -msvr3-shlib.
2703 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2705 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2706 with "popcnt" instruction.
2708 2007-04-13 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/21258
2711 * tree-vrp.c (compare_case_labels): New helper.
2712 (find_switch_asserts): New function.
2713 (find_assert_locations): Call it for SWITCH_EXPRs.
2715 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2717 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2718 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2719 check is now implied in X87_FLOAT_MODE_P.
2720 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2721 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2722 (fix_trunc<mode>_i386_fisttp): Ditto.
2723 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2724 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2725 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2726 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2727 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2728 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2729 (unnamed_splitters): Ditto.
2730 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2731 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2732 FIRST_SSE_REG for local functions when SSE math is enabled or
2733 for functions with sseregparm attribute.
2734 (standard_80387_constant_p): Return -1 if mode is not
2736 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2737 (ix86_expand_compare): Ditto.
2738 (ix86_expand_carry_flag_compare): Ditto.
2739 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2740 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2741 DECIMAL_FLOAT_MODE_P.
2742 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2743 of SCALAR_FLOAT_MODE_P.
2744 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2745 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2746 checks before FLOAT_MODE_P.
2747 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2748 before FLOAT_MODE_P.
2753 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2755 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2756 Charles Wilson <libtool@cwilson.fastmail.fm>
2758 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2759 (libgcc.mvars): Don't depend on them.
2760 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2761 * exec-tool.in: New.
2763 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2765 * doc/invoke.text (--help): Document --help=common.
2767 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2769 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2771 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2773 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2774 * genemit.c (main): Emit #include "integrate.h".
2775 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2776 (LOADGP_RTP): New mips_loadgp_style.
2777 * config/mips/mips.h: Include config/vxworks-dummy.h.
2778 (TARGET_RTP_PIC): New macro.
2779 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2780 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2781 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2783 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2784 -mvxworks-pic when using -mrtp and a PIC option.
2785 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2787 (mips_symbolic_constant_p, mips_symbolic_address_p)
2788 (mips_symbol_insns): Handle SYMBOL_HALF.
2789 (override_options): Warn about -G and -mrtp being used together.
2790 Initialize mips_lo_relocs[SYMBOL_HALF].
2791 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2792 (mips_emit_loadgp): Handle LOADGP_RTP.
2793 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2794 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2795 (tablejump): Handle function-relative case table entries if
2797 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2799 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2801 * config/mips/mips.md (load_call<mode>): Allow any general register.
2803 (sibcall_value_internal, sibcall_value_multiple_internal)
2804 (call_value_internal, call_value_split, call_value_multiple_internal)
2805 (call_value_multiple_split): Remove constraints from operand 0.
2807 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2809 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2810 rather than loadgp_noshared.
2811 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2812 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2814 * config/mips/mips.md (loadgp): Rename to...
2815 (loadgp_newabi): ...this.
2816 (loadgp_noshared): Rename to...
2817 (loadgp_absolute): ...this.
2819 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2821 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2822 false for locally-binding symbols.
2823 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2827 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2828 (SYMBOL_GOT_PAGE_OFST): ...this.
2829 (SYMBOL_GOT_GLOBAL): Rename to...
2830 (SYMBOL_GOT_DISP): ...this.
2831 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2832 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2833 * config/mips/mips.c (mips_global_symbol_p): New function.
2834 (mips_symbol_binds_local_p): Likewise.
2835 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2836 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2837 and mips_symbol_binds_local_p.
2838 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2839 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2840 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2842 (mips_ok_for_lazy_binding_p): New function.
2843 (mips_load_call_address, mips_expand_call): Use it.
2844 (mips_dangerous_for_la25_p): Likewise.
2845 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2846 (*got_disp<mode>): Use got_disp_operand instead of
2847 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2848 SYMBOL_GOTOFF_GLOBAL.
2849 (*got_page<mode>): Use got_page_ofst_operand instead of
2851 * config/mips/predicates.md (const_call_insn_operand): Use
2852 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2853 (global_got_operand): Rename to...
2854 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2856 (local_got_operand): Rename to...
2857 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2858 of SYMBOL_GOT_LOCAL.
2860 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2862 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2863 TARGET_CALL_CLOBBERED_GP.
2864 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2865 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2866 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2867 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2868 of TARGET_ABICALLS && !TARGET_NEWABI.
2869 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2870 * config/mips/mips.c (mips_load_call_address): Check
2871 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2872 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2873 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2874 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2875 TARGET_ABICALLS && TARGET_NEWABI.
2876 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2878 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2879 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2880 TARGET_ABICALLS && TARGET_NEWABI.
2881 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2882 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2883 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2884 whether indirect calls must use $25.
2885 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2887 * config/mips/mips.md (jal_macro): Check flag_pic and
2888 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2889 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2890 instead of TARGET_ABICALLS.
2891 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2892 TARGET_ABICALLS && TARGET_OLDABI.
2893 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2894 (sibcall): In the comment above the define_insn, mention
2895 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2896 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2897 instead of TARGET_ABICALLS.
2899 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2901 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2902 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2903 (MACFLAGS_MATCH_P): New macro.
2904 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2905 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2906 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2907 the other MACFLAG constants.
2908 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2909 (flag_machi): Tighten constraints. Renumber some of the operands.
2910 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2912 (flag_machi_parts_acconly): New pattern.
2913 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2915 (flag_macinit1hi): Tighten constraints.
2916 (flag_mul_macv2hi_parts_acconly): New pattern.
2918 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2919 Use a more efficient implementation.
2920 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2921 inline sequences when not optimizing for size.
2923 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2924 movhi_high2low): Delete, merge functionality into...
2925 (packv2hi): ... this pattern.
2927 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2928 * config/bfin/bfin.opt (msim): New option.
2929 (mcpu=): New option.
2930 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2931 (bfin_cpu_t): Typedef of enum bfin_cpu.
2932 (bfin_cpu_type): New declaration.
2933 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2934 -msim and -mcpu= options.
2935 (LIB_SPEC): Likewise.
2936 * config/bfin/bfin.c (bfin_cpu_type): Define.
2937 (bfin_handle_option): Handle -mcpu= option.
2938 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2939 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2940 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2942 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2944 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2945 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2946 (powerpc-wrs-vxworksae): Use ${tm_file}.
2947 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2948 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2949 * config/i386/vx-common.h: New file.
2951 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2953 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2956 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2958 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2961 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2965 * c-common.c (c_build_qualified_type): Set canonical type
2968 2007-04-12 Richard Guenther <rguenther@suse.de>
2970 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2971 lower bound and element size if lower bound is not zero
2972 or either of the ARRAY_REF operands is set.
2974 2007-04-12 Richard Guenther <rguenther@suse.de>
2976 PR tree-optimization/24689
2977 PR tree-optimization/31307
2978 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2980 * gimplify.c (canonicalize_addr_expr): To be consistent with
2981 gimplify_compound_lval only set operands two and three of
2982 ARRAY_REFs if they are not gimple_min_invariant. This makes
2983 it never at this place.
2984 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2986 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2988 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2989 null before emitting a .nsubspa directive.
2991 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2993 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2994 need_to_partition_p if there are no memory statements in the
2997 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2999 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3000 (gcd_of_steps_may_divide_p): New function.
3001 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3003 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3005 * reload.c (find_reloads_toplev, find_reloads_address,
3006 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3007 not a pointer equality test, to decide if we need to call
3008 push_reg_equiv_alt_mem.
3010 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3012 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3013 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3014 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3016 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3018 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3019 vector to be positive.
3021 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3025 * doc/invoke.texi: Document --params max-aliased-vops and
3027 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3028 debug_memory_partitions): Move to tree-flow.h
3029 * params.h (AVG_ALIASED_VOPS): Define.
3030 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3032 (mp_info_t): Likewise.
3033 (get_mem_sym_stats_for): New.
3034 (set_memory_partition): Move from tree-flow-inline.h.
3035 (mark_non_addressable): Only clear the set of symbols for the
3036 partition if it exists.
3037 (dump_memory_partitions): Move from tree-ssa-operands.c
3038 (debug_memory_partitions): Likewise.
3039 (need_to_partition_p): New.
3040 (dump_mem_ref_stats): New.
3041 (debug_mem_ref_stats): New.
3042 (dump_mem_sym_stats): New.
3043 (debug_mem_sym_stats): New.
3044 (update_mem_sym_stats_from_stmt): New.
3045 (compare_mp_info_entries): New.
3046 (mp_info_cmp): Call it.
3047 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3049 (get_mpt_for): Move from tree-ssa-operands.c.
3050 (find_partition_for): New.
3051 (create_partition_for): Remove.
3052 (estimate_vop_reduction): New.
3053 (update_reference_counts): New.
3054 (build_mp_info): New.
3055 (compute_memory_partitions): Refactor.
3056 Document new heuristic.
3057 Call build_mp_info, update_reference_counts,
3058 find_partition_for and estimate_vop_reduction.
3059 (compute_may_aliases): Populate virtual operands before
3060 calling debugging dumps.
3061 (delete_mem_sym_stats): New.
3062 (delete_mem_ref_stats): New.
3063 (init_mem_ref_stats): New.
3064 (init_alias_info): Call it.
3065 (maybe_create_global_var): Remove alias_info argument.
3066 Get number of call sites and number of pure/const call sites
3067 from gimple_mem_ref_stats().
3068 (dump_alias_info): Call dump_memory_partitions first.
3069 (dump_points_to_info_for): Show how many times a pointer has
3071 * opts.c (decode_options): For -O2 set --param
3072 max-aliased-vops to 500.
3073 For -O3 set --param max-aliased-vops to 1000 and --param
3074 avg-aliased-vops to 3.
3075 * fortran/options.c (gfc_init_options): Remove assignment to
3077 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3078 * tree-dfa.c (dump_variable): Dump memory reference
3080 Dump NO_ALIAS* settings.
3081 (referenced_var_lookup): Tidy.
3082 (mem_sym_stats): New.
3083 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3084 and ORIG are different SSA names for a memory partition.
3085 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3086 * tree-flow.h (struct mem_sym_stats_d): Define.
3087 (mem_sym_stats_t): Define.
3088 (struct mem_ref_stats_d): Define.
3089 (struct gimple_df): Add field mem_ref_stats.
3090 (enum noalias_state): Define.
3091 (struct var_ann_d): Add bitfield noalias_state.
3092 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3093 debug_mem_ref_stats, debug_memory_partitions,
3094 debug_mem_sym_stats): Declare.
3095 * tree-ssa-structalias.c (update_alias_info): Update call
3096 sites, pure/const call sites and asm sites in structure
3097 returned by gimple_mem_ref_stats.
3098 Remove local variable IS_POTENTIAL_DEREF.
3099 Increase NUM_DEREFS if the memory expression is a potential
3101 Call update_mem_sym_stats_from_stmt.
3102 If the memory references memory, call
3103 update_mem_sym_stats_from_stmt for all the direct memory
3104 symbol references found.
3105 (intra_create_variable_infos): Set noalias_state field for
3106 pointer arguments according to the value of
3107 flag_argument_noalias.
3108 * tree-ssa-structalias.h (struct alias_info): Remove fields
3109 num_calls_found and num_pure_const_calls_found.
3110 (update_mem_sym_stats_from_stmt): Declare.
3111 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3112 Set default value to 100.
3113 (PARAM_AVG_ALIASED_VOPS): Define.
3115 2007-04-11 Richard Guenther <rguenther@suse.de>
3118 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3119 a * -b + c as c - a * b if we honor sign dependent rounding.
3121 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3123 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3125 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3126 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3128 (initialize_trampoline): Don't use old-style function definition.
3129 (bfin_secondary_reload): Mark IN_P argument as unused.
3131 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3133 PR tree-optimization/31343
3134 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3135 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3136 * testsuite/gcc.dg/vect/pr31343.c: New.
3138 2007-04-10 Eric Christopher <echristo@apple.com>
3140 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3141 * config/i386/i386.md (*cmpfp0): Use.
3142 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3143 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3144 (fix_trunc<mode>_i386_fisttp): Ditto.
3145 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3146 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3147 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3148 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3149 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3150 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3151 (unnamed_splitters): Ditto.
3152 * config/i386/i386.c (output_fix_trunc): Assert that
3153 we're not being passed a TFmode operand.
3155 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3157 PR tree-optimization/31526
3158 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3159 n_basic_blocks to find newly added blocks.
3161 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3165 (fix_trunc<mode>si_sse): Ditto.
3166 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3167 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3168 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3169 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3170 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3171 expander using SSEMODEF mode macro.
3172 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3173 expander using SSEMODEF mode macro.
3174 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3175 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3176 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3177 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3178 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3179 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3180 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3181 Macroize insn using X87MODEF mode macro.
3183 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3185 * config/i386/sse.md (sse2_pinsrw): Removed.
3186 (sse2_pextrw): Renamed to ...
3187 (*sse2_pextrw): This.
3189 2007-04-09 Jan Hubicka <jh@suse.cz>
3192 * config/i386/sse.md
3193 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3194 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3195 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3196 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3198 2007-04-09 Jan Hubicka <jh@suse.cz>
3200 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3201 multiple fields of union.
3203 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3205 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3206 (create_preheaders): Check that loops are available.
3207 (fix_loop_structure): Clean up, improve comments.
3208 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3209 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3211 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3212 * predict.c (tree_estimate_probability): Do not call
3213 calculate_dominance_info. Call create_preheaders.
3214 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3215 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3217 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3218 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3219 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3220 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3223 2007-04-08 Jan Hubicka <jh@suse.cz>
3225 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3226 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3227 * fold-const.c (fold_unary): Use it.
3229 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3231 * varasm.c (assemble_variable): Remove call to
3232 lang_hooks.decls.prepare_assemble_variable.
3233 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3234 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3235 * langhooks.h (lang_hooks_for_decls): Remove
3236 prepare_assemble_variable.
3238 2007-04-08 Mike Stump <mrs@apple.com>
3240 * config/i386/i386.c: Use inc/dec on Core2.
3242 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3244 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3245 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3246 lhd_tree_inlining_end_inlining): Remove.
3247 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3248 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3250 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3251 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3252 lhd_tree_inlining_end_inlining): Remove prototypes.
3253 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3254 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3255 LANG_HOOKS_TREE_INLINING_START_INLINING,
3256 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3258 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3261 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3264 * config/avr/predicates.md (io_address_operand): Delete predicate.
3265 (low_io_address_operand): Don't use 'mode' argument.
3266 (higth_io_address_operand): Rename ...
3267 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3268 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3271 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3273 Revert change removing staticp.
3275 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3278 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3281 2007-04-07 Bruce Korb <bkorb@gnu.org>
3283 * c.opt: Add -Wformat-contains-nul.
3284 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3286 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3287 the NUL byte warning.
3289 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3291 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3293 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3295 * tree.c (staticp): No longer use staticp langhook.
3296 * langhooks.c (lhd_staticp): Removed.
3297 * langhooks.h (struct lang_hooks): Remove staticp.
3298 * c-common.c (c_staticp): Remove.
3299 * c-common.h (c_staticp): Ditto.
3300 * langhooks-defs.h (lhd_staticp): Ditto.
3301 (LHD_HOOKS_STATICP): Ditto
3302 * tree.h (gcc_assert_lowered): New macro.
3304 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3306 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3307 argument "reliable".
3308 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3309 Add argument "reliable". Propagate it through calls.
3310 (infer_loop_bounds_from_undefined): Derive number of iterations
3311 estimates from references in blocks that do not dominate loop latch.
3312 (gcov_type_to_double_int): New function.
3313 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3314 and expected_loop_iterations_unbounded.
3315 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3316 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3317 * tree-data-ref.c (estimated_loop_iterations): Export.
3318 (get_references_in_stmt): Fix -- do not return addresses of local
3320 * cfgloop.h (expected_loop_iterations_unbounded,
3321 estimated_loop_iterations): Declare.
3323 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3325 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3327 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3330 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3331 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3332 Use output_387_reg_move().
3333 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3334 expander using X87MODEF12 mode macro.
3335 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3336 choosing register preferences. Use output_387_reg_move().
3337 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3338 instead of "x". Use output_387_reg_move().
3339 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3340 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3341 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3342 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3343 Use output_387_reg_move().
3344 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3346 (*truncxf?f_i387 splitter): Ditto.
3348 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3350 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3351 LANG_HOOKS_SAFE_FROM_P.
3352 * expr.c (safe_from_p): Remove langhook call.
3353 * langhooks.h (lang_hooks): Remove safe_from_p.
3354 (lhd_safe_from_p): Remove prototype.
3355 * langhooks.c (lhd_safe_from_p): Remove.
3357 2007-04-06 Jan Hubicka <jh@suse.cz>
3359 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3362 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3364 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3365 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3366 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3367 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3369 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3370 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3372 2007-04-05 Richard Henderson <rth@redhat.com>
3374 * config/alpha/alpha.c (print_operand) [+]: Remove.
3375 (alpha_end_function): Print nop if call at end of function.
3376 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3377 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3378 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3379 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3380 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3381 the call pattern. Update peepholes to match.
3383 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3385 * doc/extend.texi (Other Builtins): Add decimal float variants
3387 * builtins.def: Ditto.
3388 * builtins.c (expand_builtin): Ditto.
3390 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3391 H.J. Lu <hongjiu.lu@intel.com>
3394 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3395 of V8HImode when calling ix86_binary_operator_ok.
3396 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3397 (sdot_prodv8hi): Operands 1 and 2 must be register.
3399 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3401 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3402 initialize align to silence bogus warning.
3404 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3407 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3409 (struct sra_walk_fns): Remove use_all parameter from use.
3410 (sra_hash_tree): Handle BIT_FIELD_REFs.
3411 (sra_elt_hash): Don't hash bitfld blocks.
3412 (sra_elt_eq): Skip them in parent compares as well. Handle
3414 (sra_walk_expr): Don't maintain or pass down use_all_p.
3415 (scan_use): Remove use_all parameter.
3416 (scalarize_use): Likewise. Re-expand assignment to
3417 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3418 output, and re-scalarize after output. Don't mark anything
3420 (scalarize_ldst): Adjust.
3421 (scalarize_walk_gimple_modify_statement): Likewise.
3422 (build_element_name_1): Handle BIT_FIELD_REFs.
3423 (instantiate_element): Don't warn for any element whose parent
3425 (instantiate_missing_elements_1): Return the sra_elt.
3426 (canon_type_for_field): New.
3427 (try_instantiate_multiple_fields): New.
3428 (instantiate_missing_elemnts): Use them.
3429 (mark_no_warning): Removed.
3430 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3431 (REPLDUP, sra_build_elt_assignment): New.
3432 (generate_copy_inout): Use them.
3433 (generate_element_copy): Likewise. Handle bitfld differences.
3434 (generate_element_zero): Don't recurse for blocks. Use
3435 sra_build_elt_assignment.
3436 (generate_one_element_int): Take elt instead of var. Use
3437 sra_build_elt_assignment.
3438 (generate_element_init_1): Adjust.
3439 (scalarize_use, scalarize_copy): Use REPLDUP.
3440 (scalarize_ldst): Move assert before dereference.
3441 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3443 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3445 * regmove.c: Fix unused variable warnings due to previous commit.
3447 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3449 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3450 (regmove_bb_head): Remove.
3451 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3452 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3453 problems with fixup_match_1.
3454 Don't initialize/free regmove_bb_head.
3456 (reg_is_remote_constant_p): If an insn is in the same basic block
3457 but not before INSN, consider it remote, too.
3459 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3462 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3463 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3465 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3467 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3468 (CONDITIONAL_REGISTER_USAGE): Likewise.
3470 2007-04-04 Richard Henderson <rth@redhat.com>
3472 * config/alpha/lib1funcs.asm: Remove unused file.
3474 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3477 * opts.c (print_specific_help): Fix --help=<language>
3479 (common_handle_option): Support --help=common.
3481 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3484 * gcc.c (main): Do not run the linker if
3485 print_subprocess_help indicates that it shouldn't be
3488 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3491 * doc/invoke.texi (--help=): Document <languages> value, fix
3492 formatting in tables of values.
3494 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3496 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3497 dllimport attribute of virtual methods.
3499 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3501 * config/score/crti.asm: Change _bss_start to __bss_start.
3502 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3503 (OUTGOING_REG_PARM_STACK_SPACE) update.
3504 * config/score/score.opt: add options to make backend support
3505 score5, score5u, score7 and score7d.
3506 * config/score/score.md: Likewise.
3507 * config/score/misc.md: Likewise.
3508 * config/score/mac.md: Likewise.
3509 * doc/invoke.texi: Likewise.
3510 * doc/md.texi: update constraints define.
3512 2007-04-03 Richard Henderson <rth@redhat.com>
3514 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3515 an appropriate type, use the mode instead.
3517 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3519 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3520 Set the default --with-arch setting to mips2.
3521 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3522 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3523 (MULTILIB_OSDIRNAMES): Delete.
3524 (MULTILIB_DIRNAMES): Define.
3525 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3526 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3527 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3528 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3529 VXWORKS_OS_CPP_BUILTINS.
3530 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3531 (MIPS_DEBUGGING_INFO): Undefine.
3532 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3534 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3537 * fold-const.c (native_encode_real): Encode real.c provided longs
3538 as a series of 32-bit native integers.
3539 (native_interpret_real): Interpret buffer as a series of 32-bit
3542 2007-04-03 Richard Guenther <rguenther@suse.de>
3544 * genpreds.c (write_insn_constraint_len): Write function
3545 optimized for CONSTRAINT_LEN implementation.
3546 (write_tm_preds_h): Output insn_constraint_len inline and
3547 use it for CONSTRAINT_LEN.
3548 (write_insn_preds_c): Don't output insn_constraint_len.
3549 * doc/md.texi (define_register_constraint): Document multi-letter
3550 constraints shall have the same length if they start with the same
3553 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3556 * config/i386/i386.md (isinf<mode>2): Expand only when
3557 TARGET_C99_FUNCTIONS is set.
3559 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3561 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3562 (x86_64-*-linux*): Ditto.
3563 * config/i386/i386.opt (mpc): New option.
3564 * config/i386/i386.c (overrride_options): Handle
3565 ix87_precision_string.
3566 * config/i386/crtprec.c: New file.
3567 * config/i386/t-crtpc: Ditto.
3568 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3570 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3571 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3572 crtprec32.o, crtprec64.o and crtprec80.o.
3574 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3576 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3578 2007-04-02 Eric Christopher <echristo@apple.com>
3580 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3581 limitations on darwin.
3583 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3586 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3588 2007-04-02 Dave Korn <dave.korn@artimi.com>
3590 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3592 2007-04-02 Dave Korn <dave.korn@artimi.com>
3594 * libgcc2.h (exception_descriptor): Don't forward-declare.
3595 (__get_eh_table_language, __get_eh_table_version): Delete
3596 prototypes of long-dead functions.
3598 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3600 * ebitmap.h: New file
3601 * ebitmap.c: New file
3602 * Makefile.in (ebitmap.o): New target.
3604 2007-04-01 Jan Hubicka <jh@suse.cz>
3606 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3607 before very first instruction.
3609 2007-04-01 Jan Hubicka <jh@suse.cz>
3611 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3612 waring on 64bit hosts.
3613 * bitmap.h: Fix typo in bitmap_head_def.
3615 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3617 PR rtl-optimization/31391
3618 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3619 into a DELETED_LABEL note, and the label is in an empty basic
3620 block, update BB_END as well as BB_HEAD.
3622 2007-04-01 Richard Henderson <rth@redhat.com>
3624 PR tree-optimization/31169
3625 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3626 to varying if the range is outside [0, prec-1].
3628 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3631 * config/mips/mips.md (load_const_gp): New insn.
3632 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3633 the MIPS16 GP pseudo register if no_new_pseudos.
3634 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3636 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3639 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3641 (call_value): Likewise.
3643 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3644 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3647 * doc/invoke.texi: (optimization options): Reword description
3648 of -ffast-math. Document its primary purpose.
3650 2007-03-31 Richard Guenther <rguenther@suse.de>
3652 * omp-low.c (splay-tree.h): Include.
3653 (lookup_decl): Replace splay-tree usage by pointer-map.
3654 (maybe_lookup_decl): Likewise.
3655 (new_omp_context): Likewise.
3656 (delete_omp_context): Likewise.
3657 * gimplify.c (splay-tree.h): Include.
3658 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3660 (remap_ssa_name): Likewise.
3661 (remap_decl): Likewise.
3662 (remap_type_1): Likewise.
3663 (remap_type): Likewise.
3664 (copy_body_r): Likewise.
3665 (expand_call_inline): Likewise.
3666 (clone_body): Likewise.
3667 (copy_tree_r): Likewise.
3668 (remap_save_expr): Likewise.
3669 (unsave_r): Likewise.
3670 (unsave_expr_now): Likewise.
3671 (tree_function_versioning): Likewise.
3672 (build_duplicate_type): Likewise.
3673 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3674 (struct copy_body_data): Replace splay-tree by pointer-map.
3675 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3676 not $(SPLAY_TREE_H).
3677 (gimplify.o): Depend on $(SPLAY_TREE_H).
3678 (omp-low.p): Likewise.
3680 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3682 * config/avr/predicates.md (even_register_operand,
3683 odd_register_operand): New predicates.
3684 * config/avr/avr.md (movw peephole2): New.
3685 (movw_r peephole2): New.
3687 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3689 * tree.h (get_signed_or_unsigned_type): New.
3690 * fold-const.c (operand_equal_for_comparison_p): Use
3691 get_signed_or_unsigned_type instead of
3692 lang_hooks.types.signed_or_unsigned_type.
3693 * expr.c (store_expr): Ditto.
3694 * langhooks.c (get_signed_or_unsigned_type): New.
3695 (lhd_signed_or_unsigned_type): New.
3696 * langhooks.h (lhd_signed_or_unsigned_type): New.
3697 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3699 2007-03-30 Richard Henderson <rth@redhat.com>
3701 * tree-ssa-loop-ivopts.c: Include target.h.
3702 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3703 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3704 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3705 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3707 2007-03-30 Richard Henderson <rth@redhat.com>
3708 Kai Tietz <kai.tietz@onevision.com>
3710 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3712 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3713 (TARGET_64BIT_MS_ABI): New.
3714 (DBX_REGISTER_NUMBER): Handle 64-bit.
3715 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3716 (LONG_TYPE_SIZE): Force to 32.
3717 (REG_PARM_STACK_SPACE): New.
3718 (OUTGOING_REG_PARM_STACK_SPACE): New.
3719 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3720 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3721 (STACK_BOUNDARY): Use 128 for 64-bit.
3722 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3723 Add 64-bit implementation.
3724 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3726 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3727 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3728 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3729 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3730 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3731 TARGET_64BIT_MS_ABI.
3732 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3733 (ix86_pass_by_reference): Likewise.
3734 (ix86_function_value_regno_p): Likewise.
3735 (ix86_build_builtin_va_list): Likewise.
3736 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3737 (function_arg_advance_ms_64): New.
3738 (function_arg_advance): Call it.
3739 (function_arg_ms_64): New.
3740 (function_arg): Call it.
3741 (function_value_ms_64): New.
3742 (ix86_function_value_1): Call it.
3743 (return_in_memory_ms_64): New.
3744 (ix86_return_in_memory): Call it.
3745 (setup_incoming_varargs_ms_64): New.
3746 (ix86_setup_incoming_varargs): Call it.
3747 (ix86_expand_prologue): Handle 64-bit stack probing.
3748 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3749 (output_pic_addr_const): Likewise.
3750 (x86_this_parameter): Likewise.
3751 (x86_output_mi_thunk): Likewise.
3752 (x86_function_profiler): Likewise.
3753 (TARGET_STRICT_ARGUMENT_NAMING): New.
3754 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3755 (TARGET_64BIT_MS_ABI): New.
3756 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3757 * config/i386/i386.md (allocate_stack_worker): Remove.
3758 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3759 describe the clobber of eax without a match_scratch.
3760 (allocate_stack_worker_postreload): Remove.
3761 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3762 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3763 (allocate_stack_worker_rex64_postreload): Remove.
3764 (allocate_stack): Handle 64-bit.
3765 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3766 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3767 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3768 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3769 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3770 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3771 * config.build (x86_64-*-mingw*): New host.
3772 * config.host (x86_64-*-mingw*): New host.
3773 * config.gcc (x86_64-*-mingw*): New target.
3774 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3776 2007-03-30 Richard Henderson <rth@redhat.com>
3777 Kai Tietz <kai.tietz@onevision.com>
3779 * c-pragma.c (struct def_pragma_macro_value): New.
3780 (struct def_pragma_macro): New.
3781 (pushed_macro_table): New.
3782 (dpm_hash, dpm_eq): New.
3783 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3784 (init_pragma): Install them.
3785 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3787 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3789 * config/avr/avr.c (avr_override_options): Clear
3790 'flag_delete_null_pointer_checks'.
3792 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3795 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3796 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3797 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3798 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3799 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3800 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3801 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3803 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3805 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3807 * regmove.c: Move all of pass_stack_adjustments from here...
3808 * combine-stack-adj.c: ...to this new file.
3809 * Makefile.in: Add rules for combine-stack-adj.o.
3811 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3813 PR tree-optimization/31383
3814 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3815 to have the same length.
3817 2007-03-30 Jan Hubicka <jh@suse.cz>
3820 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3821 availablility; add more sanity checking; ask varpool only about
3824 2007-03-29 Richard Henderson <rth@redhat.com>
3826 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3827 to decide, but __SIZEOF_LONG_LONG__.
3829 2007-03-29 Richard Henderson <rth@redhat.com>
3831 * emutls.c (struct __emutls_array): New.
3832 (emutls_destroy): Use it instead of casting element 0 from void*.
3833 (__emutls_get_address): Likewise.
3835 2007-03-29 Richard Henderson <rth@redhat.com>
3837 * varasm.c (initializer_constant_valid_p): Don't deny
3838 DECL_DLLIMPORT_P on functions.
3840 * config/i386/cygming.h: Remove function declarations.
3841 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3842 (ASM_OUTPUT_LABELREF): Remove.
3843 (COMMON_ASM_OP): Remove.
3844 (ASM_OUTPUT_COMMON): Remove.
3845 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3846 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3847 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3848 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3849 Rename from TARGET_ENCODE_SECTION_INFO.
3850 * config/i386/netware.h: Likewise.
3851 * config/i386/i386-protos.h: Update.
3852 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3853 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3854 (legitimate_constant_p): Reject dllimports.
3855 (dllimport_map, get_dllimport_decl): New.
3856 (legitimize_dllimport_symbol): New.
3857 (legitimize_address, ix86_expand_move): Use it.
3858 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3859 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3860 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3861 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3862 * config/i386/predicates.md (constant_call_address_operand): Only
3863 accept symbols; reject dllimport_p symbols.
3864 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3865 i386_pe_maybe_record_exported_symbol.
3866 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3867 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3868 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3869 trust the setting of DECL_DLLIMPORT_P.
3870 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3871 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3872 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3873 tidy the argument scanning loop.
3874 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3875 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3876 (i386_pe_strip_name_encoding): Remove.
3877 (i386_pe_binds_local_p): New.
3878 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3879 (i386_pe_output_labelref): Remove.
3880 (i386_pe_asm_output_aligned_decl_common): New.
3881 (i386_pe_maybe_record_exported_symbol): Rename from
3882 i386_pe_record_exported_symbol; check for dllexported symbols.
3884 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3886 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3887 add comment explaining why vsnprintf cannot be used.
3889 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3891 PR tree-optimization/30666
3892 * tree.c (build_complex_type): When creating type names for DWARF2
3893 debug info, create TYPE_DECLs for TYPE_NAME instead of
3895 (build_common_tree_nodes_2): Use build_complex_type when building
3896 predefined complex types, to preserve canonical types.
3898 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3900 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3901 (noce_get_alt_condition): Look at it to determine whether to
3902 reverse the condition or not.
3903 (noce_get_condition): Substitute the truth for lies.
3904 (noce_find_if_block): Set the then_else_reversed field.
3906 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3908 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3909 destination of this insn.
3910 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3911 than calling gen_rtx_SET directly. Use r0 to hold the value of
3912 'address + 4' rather than a stack based temporary which can be
3915 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3917 * config/s390/s390.c (s390_secondary_input_reload_class,
3918 s390_secondary_output_reload_class): Functions removed.
3919 (s390_secondary_reload): New function.
3920 (TARGET_SECONDARY_RELOAD): Target macro defined.
3921 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3922 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3923 * config/s390/s390.md ("reload_outti", "reload_outdi",
3924 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3925 "reload_out<mode>"): Expanders removed.
3926 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3927 "reload<mode>_nonoffmem_out"): Expanders added.
3929 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3931 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3932 SRC->DEST replacement failed anyway.
3934 2007-03-28 Mike Stump <mrs@apple.com>
3936 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3937 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3938 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3940 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3942 * config.gcc: Accept barcelona as a variant of amdfam10.
3943 * config/i386/i386.c (override_options): Likewise.
3944 * doc/invoke.texi: Likewise.
3946 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3948 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3949 offsets for BIT_FIELD_REF and COMPONENT_REF.
3951 2007-03-28 Richard Guenther <rguenther@suse.de>
3953 * tree.c (is_global_var): Move ...
3954 * tree-flow-inline.h (is_global_var): ... here.
3955 * tree.h (is_global_var): Remove declaration.
3957 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3959 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3961 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3962 * config/i386/i386.c (ix86_tune_features): Initialize new
3964 * config/i386/predicates.md (promotable_binary_operator): Use
3965 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3967 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3970 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3972 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3974 * config/fr30/fr30.md (movsi_internal): Change destination
3975 constraint from m to V and add m to the end.
3977 2007-03-28 Christian Bruel <christian.bruel@st.com>
3979 * config/sh/sh.md (movsi_i): Fix type attribute.
3981 2007-03-28 Christian Bruel <christian.bruel@st.com>
3983 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3984 (movsf_ie): Likewise.
3986 2007-03-28 Christian Bruel <christian.bruel@st.com>
3988 * config.gcc: Add sh4-300 to multilib.
3989 * config/sh/t-mlib-sh4-300: New file.
3991 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3993 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3994 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3996 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3997 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3998 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3999 "fixuns_trunctddi2"): Whitespace fix.
4001 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4003 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4004 the definition of struct sh_args.
4005 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4006 CALL_COOKIE_INT_REG_GET): Likewise.
4008 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4010 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4011 transformations are applied successfully.
4013 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4015 * tree.c (tree_contains_struct): Permit 512 tree codes.
4016 * tree.h (tree_contains_struct): Ditto.
4017 (MAX_TREE_CODES): Ditto.
4018 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4019 SPARE member to store remaining padding bits.
4021 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4023 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4026 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4028 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4029 * configure: Regenerate.
4031 * configure: Regenerate using the correct version of autoconf.
4033 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4035 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4037 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4038 regs to "__SP_L__" and "__SP_H__".
4040 2007-03-27 Richard Guenther <rguenther@suse.de>
4042 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4043 computations with it with a HOST_WIDE_INT variable.
4045 2007-03-26 Mike Stump <mrs@apple.com>
4047 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4048 objective-c-header, objective-c++-header and objc++-cpp-output
4050 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4052 2007-03-26 Richard Henderson <rth@redhat.com>
4055 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4056 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4057 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4058 IX86_BUILTIN_PSRLQ128): New.
4059 (ix86_init_mmx_sse_builtins): Add them.
4060 (ix86_expand_builtin): Expand them.
4061 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4062 operand 2 be TImode.
4063 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4064 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4065 _mm_srli_epi64): Mark __B const.
4066 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4067 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4068 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4069 new two-vector shift builtins.
4071 2007-03-26 Ian Lance Taylor <iant@google.com>
4073 PR tree-optimization/31345
4074 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4075 [+INF, +INF(OVF)] into VARYING.
4077 2007-03-26 Zack Weinberg <zackw@panix.com>
4079 * gengtype-parse.c: New file.
4080 * gengtype-yacc.y: Delete.
4081 * gengtype-lex.l: Don't include gengtype-yacc.h.
4082 Define YY_DECL and yyterminate appropriately for recursive
4083 descent parser. yylval is now a string out-parameter to yylex.
4084 (HWS, EOID): New shorthand.
4085 (IWORD): Add a couple more types.
4086 (yylex): Add a setup stanza. Remove the complex rules for
4087 detecting GTY'ed types and typedefs; replace with simple
4088 keyword detectors. Adjust everything for the changed
4089 definition of yylval. Ignore all pp-directives, not just #define.
4091 (parse_file): Rename yybegin; do not call yyparse.
4093 * gengtype.c (xasprintf): Export again.
4094 (this_file): New. Use everywhere __FILE__ was being used.
4095 (get_lang_bitmap): Special case types defined in gengtype.c.
4096 (do_typedef, new_structure): Suppress definition of certain types.
4097 (new_structure): Improve diagnostics of duplicate definitions.
4098 Make sure location_s is associated with input.h.
4099 (nreverse_pairs, define_location_structures): New functions.
4100 (main): Improve tagging of kludge types. Remove old kludges
4101 for input.h types; use define_location_structures.
4102 * gengtype.h: Update prototypes. Define token codes here.
4103 * Makefile.in: Remove all references to gengtype-yacc.
4104 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4106 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4107 add GTY((skip)) to the field that's only conditionally there.
4108 * doc/install.texi: Document that Bison is no longer required
4109 unless building treelang.
4111 * gengtype.c: Don't include gtyp-gen.h.
4112 (srcdir): Declare here.
4113 (base_files, lang_dir_names): Allocate dynamically.
4114 (gt_files, num_gt_files, num_lang_dirs): New globals.
4115 (measure_input_list, read_input_line, read_input_list)
4116 (set_lang_bitmap): New functions.
4117 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4118 simplify, relying on read_input_list to set up the bitmaps.
4119 (main): Arguments are no longer unused. Check for correct number
4120 of command line arguments, set srcdir and srcdir_len, then call
4121 read_input_list, before doing anything else. No need to worry
4122 about duplicates in main loop.
4123 * configure.ac: Simplify the calculation of all_gtfiles.
4124 Put language tags in there. Don't set or substitute
4125 all_gtfiles_files_langs or all_gtfiles_files_frags.
4126 * Makefile.in: Revamp the way gengtype is invoked, now that it
4127 takes a file on its command line with a much simpler format.
4128 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4129 (GTFILES): Remove duplicates and C source files.
4130 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4131 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4132 * configure: Regenerate.
4134 * gengtype.h: Remove all type definitions to gengtype.c; leave
4135 only definitions of options_p, type_p, and pair_p as opaque
4136 pointers. Update prototypes.
4137 * gengtype.c: Many type definitions moved here from gengtype.h.
4138 Consolidate type definitions at the top of the file.
4139 (xvasprintf): Delete.
4140 (xasprintf): Make static.
4141 (create_nested_pointer_option): Add 'next' parameter.
4142 (create_field_all, create_field_at): New functions.
4143 (create_field): Now a thin wrapper around create_field_all.
4144 (create_optional_field): Rename create_optional_field_ and add
4145 line argument. Original name is now a macro which supplies
4147 (oprintf): Use vsnprintf directly.
4148 (close_output_files): Use fatal rather than perror/exit.
4149 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4150 (main): Set progname. Don't use exit.
4151 * gengtype-yacc.y (struct_fields): Use create_field_at.
4152 (option, optionseqopt): Delete.
4153 (optionseq): Consolidate productions from option here so we
4154 can use the first argument to create_option.
4156 * gengtype-lex.l: Distinguish unions from structures in the
4157 token type. Don't call find_structure; return the tag as a string.
4158 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4159 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4160 Reorganize typedef_struct production accordingly.
4161 Use create_nested_ptr_option.
4162 * gengtype.c (create_nested_ptr_option): New function.
4163 * gengtype.h: Declare it.
4165 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4166 (string_type): Don't declare.
4167 (do_scalar_typedef): Declare.
4168 (create_scalar_type): Update prototype.
4169 * gengtype.c (string_type): Make static.
4170 (scalar_nonchar, scalar_char): New.
4171 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4172 (resolve_typedef): Use scalar_nonchar for error recovery.
4173 (create_scalar_type): Remove name_len field. Return scalar_char
4174 or scalar_nonchar as appropriate.
4175 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4177 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4179 (main): Initialize scalar_char and scalar_nonchar before calling
4181 * gengtype-lex.l: Adjust for removal of second argument to
4182 create_scalar_type. Use yylval.s instead of yylval.t when
4184 * gengtype-yacc.y: Type of SCALAR is string. Call
4185 create_scalar_type from type:SCALAR rule. Adjust for removal of
4186 second argument to create_scalar_type.
4188 * vec.h: Remove all #if IN_GENGTYPE blocks.
4189 Add comment saying that changes may require adjustments to gengtype.
4190 * gengtype.c: Don't include coretypes.h or tm.h.
4191 Add comment to inclusion of errors.h.
4192 (note_def_vec, note_def_vec_alloc): New functions.
4193 * gengtype.h: Declare new functions.
4194 * gengtype-lex.l: Don't include coretypes.h.
4195 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4197 (update_lineno): Remove unnecessary prototype.
4198 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4199 (VEC rule): Just return VEC_TOKEN.
4200 * gengtype-yacc.y (VEC_TOKEN): New token type.
4201 (type): Add a production for VEC(a,b).
4202 * Makefile.in: Update dependencies.
4204 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4205 typedefs that use the old PARAMS macro.
4207 * gengtype-lex.l: Remove all rules and states relating to yacc
4209 * gengtype-yacc.y: Similarly.
4210 * gengtype.c (note_yacc_type): Delete function.
4211 * gengtype.h: Update prototypes.
4213 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4215 * tree-pretty-print.c (dump_generic_node): Report precision of
4216 unnamed integer types.
4218 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4220 * ifcvt.c (noce_try_store_flag_constants): Don't check
4221 no_new_pseudos here.
4222 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4223 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4224 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4225 noce_try_sign_mask): Likewise.
4226 (if_convert): Check no_new_pseudos here.
4228 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4230 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4231 (noce_get_condition): Handle new then_else_reversed argument.
4232 (noce_init_if_info): Remove, fold into noce_find_if_block.
4233 (noce_process_if_block): Take a struct noce_if_info as the
4234 argument. Don't set up one based on ce_if_info. Update pointer
4235 references accordingly.
4236 (cond_move_process_if_block): Likewise.
4237 (process_if_block): Removed.
4238 (find_if_block): Removed. Move functionality two new functions,
4239 noce_find_if_block and cond_exec_find_if_block.
4240 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4241 blocks and the symmetric IF-ELSE-JOIN case.
4242 (cond_exec_find_if_block): Also new function mostly based on old
4243 find_if_block and process_if_block.
4244 (find_if_header): Replace find_if_block call with separately
4245 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4246 (find_cond_trap): Update noce_get_condition call.
4247 (dead_or_predicable): Likewise.
4249 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4251 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4253 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4254 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4255 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4256 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4257 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4258 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4259 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4260 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4261 __builtin_ia32_psrad128 builtins.
4263 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4265 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4266 * config/i386/constraints.md
4267 (define_constraint "I"): Use IN_RANGE macro.
4268 (define_constraint "J"): Ditto.
4269 (define_constraint "K"): Ditto.
4270 (define_constraint "M"): Ditto.
4271 (define_constraint "N"): Ditto.
4272 (define_constraint "O"): Ditto.
4273 * config/i386/predicates.md
4274 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4275 (define_predicate "const_0_to_3_operand"): Ditto.
4276 (define_predicate "const_0_to_7_operand"): Ditto.
4277 (define_predicate "const_0_to_15_operand"): Ditto.
4278 (define_predicate "const_0_to_63_operand"): Ditto.
4279 (define_predicate "const_0_to_255_operand"): Ditto.
4280 (define_predicate "const_1_to_31_operand"): Ditto.
4281 (define_predicate "const_2_to_3_operand"): Ditto.
4282 (define_predicate "const_4_to_7_operand"): Ditto.
4284 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4286 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4287 in SImode for save_world.
4288 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4291 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4293 PR tree-optimization/30784
4294 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4297 2007-03-25 Revital Eres <eres@il.ibm.com>
4299 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4300 Fold movement_possibility function into it.
4302 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4304 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4305 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4306 (call_indirect_nonlocal_darwin64): Same.
4307 (call_nonlocal_darwin64): Same.
4308 (call_value_indirect_nonlocal_darwin64): Same.
4309 (call_value_nonlocal_darwin64): Same.
4310 (sibcall_nonlocal_darwin64): Same.
4311 (sibcall_value_nonlocal_darwin64): Same.
4312 (sibcall_symbolic_64): Same.
4313 (sibcall_value_symbolic_64): Same.
4314 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4316 (rs6000_emit_load_toc_table): Same.
4317 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4318 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4324 (load_toc_v4_pic_si): Same
4325 (load_toc_v4_PIC_1): Same.
4326 (load_toc_v4_PIC_1b): Same.
4327 (call_indirect_aix{32,64}): Same.
4328 (call_value_indirect_aix{32,64}): Same.
4331 (call_local{32,64}): Same.
4332 (call_value_local{32,64}): Same.
4333 (call_indirect_nonlocal_aix{32,64}): Same.
4334 (call_nonlocal_aix{32,64}): Same.
4335 (call_value_indirect_nonlocal_aix{32,64}): Same.
4336 (call_value_nonlocal_aix{32,64}): Same.
4337 (call_indirect_nonlocal_sysv<mode>): Same.
4338 (call_nonlocal_sysv<mode>): Same.
4339 (call_value_indirect_nonlocal_sysv<mode>): Same.
4340 (call_value_nonlocal_sysv<mode>): Same.
4342 (sibcall_local{32,64}): Same.
4343 (sibcall_value_local{32,64}): Same.
4344 (sibcall_nonlocal_aix{32,64}): Same.
4345 (sibcall_value_nonlocal_aix{32,64}): Same.
4346 (sibcall_nonlocal_sysv<mode>): Same.
4347 (sibcall_value): Same.
4348 (sibcall_value_nonlocal_sysv<mode>): Same.
4350 2007-03-24 Paul Brook <paul@codesourcery.com>
4352 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4353 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4355 2007-03-24 Richard Henderson <rth@redhat.com>
4357 * config/ia64/constraints.md: New file.
4358 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4359 satisfies_constraint_?.
4360 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4361 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4362 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4363 ia64_output_mi_thunk): Likewise.
4364 (ia64_const_ok_for_letter_p): Remove.
4365 (ia64_const_double_ok_for_letter_p): Remove.
4366 (ia64_extra_constraint): Remove.
4367 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4368 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4369 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4370 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4371 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4372 EXTRA_MEMORY_CONSTRAINT): Remove.
4373 * config/ia64/ia64.md: Include constriants.md. Replace
4374 CONST_OK_FOR_? with satisfies_constraint_?.
4376 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4377 H.J. Lu <hongjiu.lu@intel.com>
4379 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4381 (name macros): Use DPD_BID_NAME to convert names properly.
4383 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4384 decimal floating point format.
4385 (init_floating_libfuncs): Change decimal functions so that they
4386 have a "bid_" prefix if the decimal system uses the BID format,
4387 and "dpd_" prefix if the decimal system uses the DPD format.
4388 (init_interclass_conv_libfuncs): Ditto.
4389 (init_intraclass_conv_libfuncs): Ditto.
4391 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4392 using the BID format.
4394 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4395 whether we are using the BID decimal format.
4396 * configure: Regenerate.
4398 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4399 the compiler has decimal floating point enabled. Define
4400 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4403 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4404 using the BID format.
4406 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4407 whether we are using the BID decimal format.
4408 * configure: Regenerate.
4410 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4411 the compiler has decimal floating point enabled. Define
4412 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4415 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4416 options, and that it is enabled for i386/x86_64 systems.
4418 * Makefile.in (enable_decimal_float): New.
4420 (DECNUMINC): Add -I$(DECNUMFMT).
4421 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4422 to $(DECNUMFMT) from $(DECNUM).
4424 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4425 Substitute enable_decimal_float.
4426 * configure: Regenerated.
4429 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4432 * configure.ac: Enable decimal float for x86_64-*-linux*.
4433 * configure: Regenerated.
4436 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4437 decimal128ClearSign to flip and clear the sign bit in decimal128.
4438 (decimal_real_maxval): Set decimal128SetSign to set the sign
4441 2007-03-23 Ian Lance Taylor <iant@google.com>
4443 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4445 2007-03-23 Ian Lance Taylor <iant@google.com>
4447 * tree-dump.c (dump_files): Correct comment.
4449 2007-03-23 Ian Lance Taylor <iant@google.com>
4451 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4453 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4455 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4456 in cfglayout mode. Don't go into and out of cfglayout mode.
4457 Link the blocks in the order of the constructed traces.
4458 (rest_of_handle_tracer): Adjust call to tracer.
4459 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4460 Don't go into cfglayout mode.
4461 (rtl_loop_done): Don't go out of cfglayout mode.
4462 * cfglayout.c (relink_block_chain): New function, split out from...
4463 (fixup_reorder_chain): ...here. Remove redundant checking.
4464 (cfg_layout_finalize): Don't clear the header, footer, and aux
4465 fields here, move the code to do so to relink_block_chain. Likewise
4466 for free_original_copy_tables.
4467 * rtl.h (tracer): Update prototype.
4468 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4469 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4470 mode. Use relink_block_chain to serialize the CFG according to the
4471 new basic block order. Move targetm.cannot_modify_jumps_p check from
4473 (gate_handle_reorder_blocks): ...to here.
4474 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4476 (gate_duplicate_computed_gotos): ...to here.
4477 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4478 something always changes when going into and out of cfglayout mode.
4479 Perform an expensive cfg cleanup while going into cfglayout mode.
4480 Always update liveness information on HAVE_conditional_execution
4481 targets. Reserialize the basic blocks and go out of cfglayout mode.
4482 * reg-stack.c: Include cfglayout.h.
4483 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4484 the call to reorder_basic_blocks.
4485 * basic-block.h (reorder_basic_blocks): Update prototype.
4486 (relink_block_chain): New prototype.
4487 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4489 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4491 * config/mips/mips.md (type, hazard, *movdi_32bit,
4492 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4493 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4494 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4495 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4496 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4498 (movcc): Change first xfer to multi.
4499 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4500 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4501 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4502 config/mips/generic.md: Change reservations using "xfer" to use
4504 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4505 using match_operand.
4506 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4507 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4509 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4511 2007-03-22 Richard Henderson <rth@redhat.com>
4513 * config/i386/i386.c: Remove unnecessary function declarations.
4514 Move targetm definition, and all related macros, to the end of
4515 the file. Resort some functions to put definitions before uses.
4516 (ix86_attribute_table): Make static. Move to end of file.
4517 (ix86_gimplify_va_arg): Make static.
4519 2007-03-22 Richard Henderson <rth@redhat.com>
4521 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4522 don't increase local_regparm with force_align_arg_pointer check.
4523 (ix86_function_sseregparm): Assert 32-bit.
4524 (type_has_variadic_args_p): New.
4525 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4526 type_has_variadic_args_p.
4527 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4528 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4529 use memset instead. Do maybe_vaarg check first; skip attribute
4530 tests if true; skip attribute tests for 64-bit.
4531 (construct_container): Remove TARGET_DEBUG_ARG.
4532 (function_arg_advance_32, function_arg_advance_64): Split out ...
4533 (function_arg_advance): ... from here.
4534 (function_arg_32, function_arg_64): Split out ...
4535 (function_arg): ... from here.
4536 (ix86_pass_by_reference): Tidy.
4537 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4538 (function_value_32): New, from parts of ix86_function_value
4539 and ix86_value_regno.
4540 (function_value_64): New, from parts of ix86_function_value
4541 and ix86_libcall_value.
4542 (ix86_function_value_1): New.
4543 (ix86_function_value, ix86_libcall_value): Use it.
4544 (return_in_memory_32, return_in_memory_64): Split out ...
4545 (ix86_return_in_memory): ... from here.
4546 (ix86_struct_value_rtx): Skip for 64-bit.
4547 (ix86_libcall_value, ix86_value_regno): Remove.
4548 (setup_incoming_varargs_64): Split out ...
4549 (ix86_setup_incoming_varargs): ... from here.
4550 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4551 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4552 * config/i386/i386-protos.h (ix86_function_value): Remove.
4553 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4555 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4558 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4559 infinities not supported, otherwise emit warning if -Woverflow. On
4560 underflow, emit warning if -Woverflow.
4561 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4563 * real.h (real_from_string): Update declaration
4565 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4566 Richard Henderson <rth@redhat.com>
4568 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4569 * calls.c (compute_argument_block_size, expand_call,
4570 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4571 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4572 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4573 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4574 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4575 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4576 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4577 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4580 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4582 * c-incpath.c (add_sysroot_to_chain): New.
4583 (merge_include_chains): Add sysroot argument. Call
4584 add_sysroot_to_chain if sysrooted.
4585 (register_include_chains): Update call to merge_include_chains.
4586 * doc/cppopts.texi: Document use of '=' in include directory
4589 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4591 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4592 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4593 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4594 insn pattern using X87MODEF12 mode macro.
4596 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4598 * regmove.c (regmove_optimize): Use reg_mentioned_p
4599 instead of reg_overlap_mentioned_p for DST.
4601 2007-03-21 Mike Stump <mrs@apple.com>
4603 * c.opt: Fixup for Objective-C/C++.
4605 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4607 * explow.c (convert_memory_address): Fold memory reference when
4608 POINTERS_EXTEND_UNSIGNED < 0
4610 2007-03-21 Richard Henderson <rth@redhat.com>
4613 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4614 * config/i386/mmintrin.h (__m64): Likewise.
4615 * config/i386/xmmintrin.h (__m128): Likewise.
4617 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4619 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4620 (VXWORKS_OS_CPP_BUILTINS): Define.
4621 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4622 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4624 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4626 * rtl.h (constant_pool_reference_p): Delete.
4627 (find_constant_src): Declare.
4628 * rtlanal.c (find_constant_src): New function.
4629 * simplify-rtx.c (constant_pool_reference_p): Delete.
4630 * config/i386/i386.md: Use find_constant_src instead of
4631 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4633 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4635 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4636 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4638 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4640 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4641 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4642 (arm_elf_asm_constructor): Use it.
4643 (arm_elf_asm_destructor): New function.
4645 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4647 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4649 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4651 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4653 2007-03-19 Andrew Haley <aph@redhat.com>
4655 PR tree-optimization/31264
4656 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4659 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4661 PR rtl-optimization/30907
4662 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4663 (fwprop_init): Always call loop_optimizer_initialize.
4664 (fwprop_done): Always call loop_optimizer_finalize.
4665 (fwprop): We always have loop info now.
4666 (gate_fwprop_addr): Remove.
4667 (pass_fwprop_addr): Use gate_fwprop as gate.
4669 PR rtl-optimization/30841
4670 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4671 df_chain_alloc): Call df_reorganize_refs unconditionally.
4672 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4673 refs_organized to refs_organized_size.
4674 (df_ref_create_structure): Use refs_organized_size instead of
4675 bitmap_size if refs had been organized, and keep refs_organized_size
4677 * df.h (struct df_ref_info): Change refs_organized to
4678 refs_organized_size.
4679 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4682 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4684 * except.c (output_function_exception_table): Do not reference the
4685 EH personality routine for functions that do not require an
4688 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4691 * c-typeck.c (convert_for_assignment): Call comptypes for
4692 RECORD_TYPE or UNION_TYPE.
4695 * reload1.c (reload): Do invalid ASM checking after
4696 cleanup_subreg_operands.
4698 2007-03-19 Jeff Law <law@redhat.com>
4700 * tree-cfg.c (find_taken_edge): Tighten conditions for
4701 optimizing computed gotos.
4703 2007-03-19 Michael Matz <matz@suse.de>
4705 * builtins.c (expand_builtin_sync_operation,
4706 expand_builtin_compare_and_swap,
4707 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4710 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4711 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4714 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4716 * doc/tm.texi: Add brackets around the return type of
4717 TARGET_SECONDARY_RELOAD.
4719 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4720 Richard Guenther <rguenther@suse.de>
4722 PR tree-optimization/31254
4723 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4724 Use handled_component_p () where appropriate. Continue
4725 propagating into the rhs if we propagated into an INDIRECT_REF
4728 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4730 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4731 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4732 (xde, xdee): Mode attributes adjusted to support DFP modes.
4733 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4734 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4735 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4736 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4737 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4738 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4739 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4741 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4742 "movsf"): Insn definitions removed.
4743 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4744 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4745 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4747 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4748 "reload_in<mode>", "reload_out<mode>"): Expander added.
4749 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4752 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4754 * config/s390/s390.md: Only non-functional changes. Renamed
4755 FPR mode macro to BFP all over the file.
4757 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4759 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4760 (op_type attribute): RRF instruction type added.
4761 (fT0): New mode attribute.
4762 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4763 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4764 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4765 no secondary memory is needed when moving DFmode values between GPRs
4768 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4770 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4771 inverted and documentation adjusted.
4772 ("mhard-dfp", "msoft-dfp"): New options.
4773 * config/s390/s390.c (s390_handle_arch_option): New architecture
4775 (override_options): Sanity checks for the new options added.
4776 * config.gcc: New architecture switch: z9-ec.
4777 * config/s390/s390.h (processor_flags): PF_DFP added.
4778 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4779 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4780 when the bit is NOT set so remove it from the defaults.
4782 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4784 * genemit.c (main): Print include statement for dfp.h.
4785 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4788 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4790 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4792 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4795 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4798 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4800 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4801 attr_length_call, output_call, output_indirect_call): Cleanup
4802 formatting of targetm calls.
4804 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4806 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4808 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4810 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4811 reservation, bypass and anti-bypass descriptions for these instructions.
4812 Update move patterns.
4813 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4816 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4818 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4819 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4820 (get_initial_def_for_reduction): Likewise.
4822 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4824 Fix PR tree-optimization/29922
4825 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4826 (get_representative): Removed.
4827 (value_dies_in_block_x): Update for rvuse removal.
4828 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4829 (compute_antic_aux): Handle when PHI nodes appear in
4830 non-single-successors.
4831 (dump_bitmap_of_names): Removed.
4832 (compute_antic_safe): Renamed and removed rvuse calculation.
4833 Calculate only antic safe.
4834 (insert_into_preds_of_block): Remove assert.
4835 (execute_pre): Update for renamed functions.
4836 (defer_or_phi_translate_block): New function.
4838 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4840 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4841 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4843 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4844 Follow spelling conventions.
4846 * tree-data-ref.h: Remove the prototype for analyze_array.
4848 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4850 PR tree-optimization/31041
4851 * tree-vect-transform.c (get_initial_def_for_induction): Call
4852 force_gimple_operand.
4854 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4856 * ipa-type-escape.c (look_for_casts) : Revert code to use
4857 handled_component_p due to ada test a-numaux.adb.
4859 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4861 * final.c (final_scan_insn): Alter the condition of a
4862 conditional trap if we have nonstandard CC.
4864 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4866 * configure.ac: Remove excess quoting from asm line 0 test.
4867 * configure: Rebuilt.
4869 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4871 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4872 * c-common.c (convert_and_check): Move warning logic to...
4873 (warnings_for_convert_and_check): ...here. Define.
4874 * c-common.h (warnings_for_convert_and_check): Declare.
4876 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4878 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4879 (output_call): Likewise.
4881 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4883 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4885 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4887 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4889 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4891 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4892 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4894 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4896 PR tree-optimization/31183
4897 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4898 Use double_int instead of unsigned int for representing access_strides.
4899 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4901 2007-03-16 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/31146
4904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4905 to allow recursion of forward_propagate_addr_expr.
4906 (forward_propagate_addr_into_variable_array_index): Likewise.
4907 (forward_propagate_addr_expr): Likewise.
4908 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4909 (forward_propagate_addr_expr_1): Recurse on simple copies
4910 instead of propagating into them. Do so for useless conversions
4912 (forward_propagate_addr_expr): Clean up unused statements after
4915 2007-03-16 Richard Guenther <rguenther@suse.de>
4917 * builtins.c (expand_builtin_cexpi): Use the right argument
4918 for the expansion via cexp.
4920 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4922 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4923 * configure: Rebuilt.
4925 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4928 * dwarf2out.c (force_type_die): Adjust comment.
4929 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4931 2007-03-15 DJ Delorie <dj@redhat.com>
4933 * config/frv/predicates.md (minmax_operator): Don't check operands
4936 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4938 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4939 Update constant estimates of number of iterations.
4940 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4941 argument renamed to "realistic".
4942 (compute_estimated_nb_iterations): Removed.
4943 (record_niter_bound): New function.
4944 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4945 call record_nonwrapping_iv with upper = false.
4946 (infer_loop_bounds_from_signedness): Pass upper argument to
4947 record_nonwrapping_iv.
4948 (estimate_numbers_of_iterations_loop): Do not call
4949 compute_estimated_nb_iterations. Record estimate based on profile
4950 information. Initialize the constant estimates of number of
4952 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4954 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4955 number of iterations is too small.
4956 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4957 (EST_NOT_AVAILABLE): Removed.
4958 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4959 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4962 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4964 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4965 Handle NE_EXPR guards.
4967 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4970 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4971 Set also -pedantic-errors by default for the preprocessor unless
4972 -fpermissive is given.
4974 2007-03-15 Richard Guenther <rguenther@suse.de>
4978 * builtins.c (expand_builtin_cexpi): As a fallback if we
4979 don't have builtins for sincos or cexp create a function
4980 declaration for cexp and expand to a call to that.
4981 (expand_builtin_int_roundingfn): Always fall
4982 back to floor/ceil and its variants even if they may be
4985 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4988 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4989 jump tables, move the call to delete_dead_jumptables from here...
4990 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4991 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4992 don't allow merging of blocks that try_redirect_by_replacing_jump
4993 also does not handle when not optimizing.
4995 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4996 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4998 * config/i386/i386.md (x86_sahf_1): Correctly handle
5001 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5004 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5005 x86_64_general_operand as operand[2] predicate. Remove "iF"
5006 from operand constraints and use "e" constraint instead.
5007 (*subti3_1, *subti3_1 splitter): Ditto.
5008 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5009 operand[1] predicate.
5011 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5013 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5014 arrays, multiply the access strides by the size of the sub-array.
5015 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5017 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5019 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5020 the configured assembler supports the sahf mnemonic.
5021 * configure: Regenerate.
5022 * config.in: Regenerate.
5024 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5025 emit "sahf" or ".byte\t0x9e" as asm template.
5027 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5030 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5031 option to replace hard coded TARGET_xxx in md file.
5032 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5033 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5034 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5035 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5036 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5037 (X86_TUNE_NOT_VECTORMODE): Ditto.
5038 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5039 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5040 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5041 (TUNE_SLOW_IMUL_IMM8): Ditto.
5042 (TUNE_MOVE_M1_VIA_OR): Ditto.
5043 (TUNE_NOT_UNPAIRABLE): Ditto.
5044 (TUNE_NOT_VECTORMODE): Ditto.
5046 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5049 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5050 tuning options instead of hard coded TARGET_xxx.
5051 (fix ssemode peephole2's): Ditto.
5052 (imul peephole2's): Ditto.
5054 (movdi_or_rex64): Ditto.
5055 (move peephole2): Ditto.
5056 (not peephole2's): Ditto.
5058 2007-03-14 Dirk Mueller <dmueller@suse.de>
5060 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5061 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5062 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5064 * c-parser.c (c_parser_do_statement): Warn about empty body in
5066 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5067 * doc/invoke.texi (-Wempty-body): Update documentation.
5069 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5072 * c-common.h (warn_for_div_by_zero): Declare.
5073 * c-common.c (warn_for_div_by_zero): Define.
5074 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5077 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5079 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5080 to PREFIX and STANDARD_PREFIX.
5082 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5083 Phil Edwards <phil@codesourcery.com>
5085 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5086 (__gthread_once_t): Remove busy field for RTPs.
5087 (__GTHREAD_ONCE_INIT): Update accordingly.
5089 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5091 * doc/invoke.texi: Document VxWorks options.
5093 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5095 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5097 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5099 PR tree-optimization/30590
5100 * tree-nrv.c (tree_nrv): Check for the partial update of the
5103 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5105 * flags.h (flag_random_seed): Remove declaration, in favor of...
5106 * toplev.h (get_random_seed, set_random_seed): ... these.
5107 * tree.c (get_file_function_name): Use the former.
5108 * opts.c (common_handle_option): Use the latter.
5111 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5114 * cse.c (cse_find_path): Do not bail out if a basic block that
5115 we already visited now becomes part of a path that starts at a
5116 different basic block. Just disallow this, to make sure we
5117 visit each basic block at most once.
5119 2007-03-13 Jan Hubicka <jh@suse.cz>
5121 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5122 when profile esitmate is present, calls with very low frequency are
5125 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5127 PR tree-optimization/30730
5128 PR tree-optimization/26900
5129 * tree-ssa-loop-niter.c: Include gmp.h.
5131 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5132 split_to_var_and_offset, determine_value_range,
5133 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5134 bound_difference, bounds_add, bounds_negate,
5135 number_of_iterations_ne_max, dump_affine_iv): New functions.
5136 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5137 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5138 difference of initial and final value of control iv to validate
5140 (number_of_iterations_cond): Add loop parameter. Determine bounds
5141 on the difference of the extremes of the control iv. Add dumps.
5142 (expand_simple_operations): Handle phi nodes.
5143 (simplify_using_initial_conditions): Do not record used conditions.
5144 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5145 Do not set additional_info.
5146 (implies_nonnegative_p, implies_ge_p): Removed.
5147 (derive_constant_upper_bound): Do not use parameter `additional'.
5148 (record_estimate): Parameter `additional' removed. Parameter
5149 `i_bound' added. Do not call derive_constant_upper_bound.
5150 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5151 bound the number of iterations estimate.
5152 (estimate_numbers_of_iterations_loop): Pass the estimate from
5153 the number of iterations analysis to record_estimate.
5154 * tree.h (multiple_of_p): Declare.
5155 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5156 (scev_const_prop): Do not check expression_expensive_p.
5157 * fold-const.c (multiple_of_p): Exported.
5158 * double-int.c (double_int_mask): Exported.
5159 * double-int.h (double_int_mask): Declare.
5160 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5161 field. Added max field.
5163 2007-03-13 David Taylor <taylor@candd.org>
5166 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5169 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5172 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5173 two unamed patterns.
5175 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5177 * config/i386/i386.opt (mcx16, msahf): New options.
5178 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5179 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5181 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5182 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5183 Output -mcx16 and -msahf options when corresponding bit is set.
5185 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5188 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5190 * configure.ac: Test for assembler tolerance to # 0 "".
5191 * configure, config.in: Rebuilt.
5192 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5194 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5196 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5198 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5199 (handle_syscall): Handle direct system calls.
5200 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5202 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5204 * doc/invoke.texi: Fix cpp.info cross-reference.
5205 * doc/passes.texi: Fix gcc.info cross-reference.
5207 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5209 PR tree-optimization/30835
5210 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5211 bb_for_stmt is not NULL before accessing it.
5213 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5215 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5218 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5221 * doc/install.texi: Document --enable-stage1-languages
5223 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5225 * tree-pass.h (pass_into_cfg_layout_mode,
5226 pass_outof_cfg_layout_mode): Declare.
5227 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5228 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5229 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5230 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5232 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5234 * c-decl.c (warn_variable_length_array): New function.
5235 Refactored from grokdeclarator to handle warn_vla
5236 and handle unnamed array case.
5237 (grokdeclarator): Refactored VLA warning case.
5238 * c.opt (Wvla): New flag.
5239 * doc/invoke.texi (Wvla): New warning.
5241 2007-03-12 Richard Henderson <rth@redhat.com>
5243 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5244 (TARGET_SECTION_TYPE_FLAGS): New.
5246 2007-03-12 Richard Henderson <rth@redhat.com>
5248 * config/darwin.c (machopic_reloc_rw_mask): New.
5249 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5250 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5252 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5254 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5255 * cppdefault.h (cpp_PREFIX): Document.
5256 (cpp_PREFIX_len): Likewise.
5257 (cpp_EXEC_PREFIX): New variable.
5258 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5259 * c-incpath.c (add_standard_paths): Correct logic for relocating
5260 paths within prefix.
5262 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5264 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5265 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5267 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5268 fix_truncdfdi_sse using SSEMODEF mode macro.
5269 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5270 fix_truncdfsi_sse using SSEMODEF mode macro.
5271 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5272 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5274 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5276 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5279 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5281 * tree.h : Add multiple_of_p declaration.
5282 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5283 * ipa-type-escape.c (results_of_malloc): Redundant.
5284 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5285 (cast_type): Extended with new members.
5286 (check_cast): Returns cast_type.
5287 (cast): New structure for data of walk_use_def_chains.
5288 (is_malloc_result, is_cast_from_non_pointer_1,
5289 is_cast_from_non_pointer,
5290 is_array_access_through_pointer_and_index): New functions.
5291 (look_for_casts): Returns cast types.
5292 (check_call): Returns void.
5293 (okay_pointer_operation): Use support of pointer plus index,
5294 pointer plus constant and allow all multiplications.
5296 2007-03-11 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/31115
5299 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5300 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5301 A shift count of zero is not special as with *_DIV_EXPR.
5302 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5305 2007-03-11 Ian Lance Taylor <iant@google.com>
5307 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5308 the *_DIV_EXPR codes correctly with overflow infinities.
5310 2007-03-11 Ira Rosen <irar@il.ibm.com>
5312 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5313 indicate success/failure of the analysis. Add negation to subtrahend
5314 in case of subtraction. Fail if both operands contain constants.
5315 (create_data_ref): Fail if analyze_offset fails.
5317 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5319 * config/i386/i386.md (frndintxf2): Rename to ...
5320 (rintxf2): ... this. Remove expander having same name.
5321 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5322 (roundsf2, rounddf2): Ditto.
5323 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5324 (lround<mode>di2, lround<mode>si2): Ditto.
5326 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5328 * lower-subreg.c: Include except.h.
5329 (decompose_multiword_subregs): Verify that the only control flow
5330 insns we can split are loads to multi-words pseudos.
5331 Handle breaking such blocks after splitting, instead of calling
5332 find_many_sub_basic_blocks.
5334 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5335 on the new basic block. Add a lengthy comment explaining why we
5336 thought this was necessary.
5337 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5339 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5342 * tree.c (walk_type_fields): Recurse into the element type of
5343 ARRAY_TYPEs if there is a pointer set.
5345 2007-03-10 Dirk Mueller <dmueller@suse.de>
5347 * c-common.c (warn_logical_operator): Fix condition.
5349 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5351 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5353 * config/darwin.c (machopic_select_section): Remove superfluous
5354 argument in call to categorize_decl_for_section. Remove unused
5357 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5359 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5361 * configure: Regenerate.
5363 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5366 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5367 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5368 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5369 Add LABEL_NUSES to emitted label.
5370 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5371 branch probability value to emitted jump insn.
5372 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5373 Do not check life information and do not re-arrange input operands
5374 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5376 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5378 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5379 the change of decode_asm_operands.
5381 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5383 * mode-switching.c (create_pre_exit): Skip blockage insn.
5385 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5387 * tree-pass.h (TODO_update_smt_usage): Remove.
5389 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5393 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5395 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5396 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5397 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5400 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5402 * gcc.c: Document %{, in big comment at top.
5403 (input_suffix_matches): Remove special handling for .s and
5405 (input_spec_matches): New.
5406 (handle_braces): Handle %{,.
5407 (validate_switches): ',' indicates a value which is not a switch.
5408 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5409 to detect assembler input.
5410 * config/i386/sol2.h (CPP_SPEC): Likewise.
5411 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5412 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5413 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5414 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5415 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5416 -m64 causes deployment target to default to 10.5.
5417 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5419 2007-03-09 Richard Henderson <rth@redhat.com>
5422 * target.h (targetm.asm.out.reloc_rw_mask): New.
5423 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5424 (TARGET_ASM_OUT): Use it.
5425 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5426 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5427 use the new reloc_rw_mask target hook instead.
5428 (default_section_type_flags_1): Merge into...
5429 (default_section_type_flags): ... here.
5430 (decl_readonly_section_1): Merge into...
5431 (decl_readonly_section): ... here.
5432 (default_elf_select_section_1): Merge into...
5433 (default_elf_select_section): ... here.
5434 (default_unique_section_1): Merge into...
5435 (default_unique_section): ... here.
5436 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5437 (default_select_rtx_section): Use it.
5438 (default_elf_select_rtx_section): Likewise.
5439 * output.h: Update to match.
5440 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5441 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5442 (TARGET_ASM_RELOC_RW_MASK): New.
5443 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5444 to categorize_decl_for_section.
5445 (x86_64_elf_unique_section): Likewise.
5446 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5447 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5448 (TARGET_ASM_RELOC_RW_MASK): New.
5449 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5450 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5451 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5452 (TARGET_RWRELOC): Remove.
5453 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5454 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5455 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5456 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5457 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5458 (rs6000_xcoff_select_section): Use decl_readonly_section.
5459 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5460 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5461 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5462 (TARGET_SECTION_TYPE_FLAGS): Remove.
5463 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5465 2007-03-09 Roger Sayle <roger@eyesopen.com>
5467 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5468 complex constant equality/inequality comparisons for here.
5469 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5470 known at compile-time or can be simplified to a scalar comparison.
5471 (fold_relational_const): Move compile-time evaluation of complex
5472 constant equality/inequality comparisons to here.
5474 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5476 PR rtl-optimization/30643
5477 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5479 (fold_rtx): Recurse, like before 2006-11-03.
5481 2007-03-09 DJ Delorie <dj@redhat.com>
5483 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5486 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5488 PR tree-optimization/30375
5489 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5490 LHS of statements is not the same.
5491 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5493 2007-03-09 Chao-ying Fu <fu@mips.com>
5495 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5497 * doc/invoke.texi (-mdspr2): Document new option.
5498 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5499 New unspec for DSP REV 2.
5500 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5501 these instructions are extended in DSP REV 2.
5502 (mips-dspr2.md): Include.
5503 * config/mips/mips.opt (mdspr2): New option.
5504 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5505 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5506 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5507 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5508 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5509 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5510 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5512 (bdesc_map): Add one field of unsupported_target_flags.
5513 (bdesc_arrays): Update entries to have extra fields. Add
5515 (mips_init_builtins): Initialize new function types.
5516 Check unsupported_target_fileds to filter out builtins.
5517 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5519 (ASM_SPEC): Pass mdspr2 to the assembler.
5520 * config/mips/mips-dspr2.md: New file.
5522 2007-03-09 Sa Liu <saliu@de.ibm.com>
5524 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5526 2007-03-09 Ian Lance Taylor <iant@google.com>
5528 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5529 argument) like -Wstrict-overflow=2.
5530 * doc/invoke.texi (Warning Options): Update documentation.
5532 2007-03-09 Dirk Mueller <dmueller@suse.de>
5535 * doc/invoke.texi (-Wlogical-op): Document.
5536 * common.opt (-Wlogical-op): New.
5537 * c-common.h (warn_logical_operator): Declare.
5538 * c-common.c (warn_logical_operator): Define.
5539 * c-typeck.c (parser_build_binary_op): Call
5540 warn_logical_operator.
5542 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5544 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5545 * final.c (final_scan_insn): Test for non-"" file name.
5547 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5549 * doc/loop.texi: Document the Omega linear constraints solver.
5550 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5551 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5552 omega-hash-table-size, omega-max-keys, and
5553 omega-eliminate-redundant-constraints.
5554 * tree-pass.h (pass_check_data_deps): Declared.
5557 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5558 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5559 pass_check_data_deps): New.
5560 * tree-data-ref.c (init_data_ref): Remove declaration.
5561 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5562 (analyze_array): Renamed init_array_ref, move up initializations.
5563 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5564 Removed arguments that are set to NULL.
5565 (analyze_indirect_ref): Correct indentation, correct call to
5567 (object_analysis): Call init_array_ref instead of analyze_array.
5568 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5569 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5570 of DR_ACCESS_FNS_ADDR.
5571 (init_omega_eq_with_af, omega_extract_distance_vectors,
5572 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5573 ddr_consistent_p): New.
5574 (compute_affine_dependence): Check consistency of ddrs when
5575 flag_check_data_deps is passed.
5576 (analyze_all_data_dependences): Uncomment.
5577 (tree_check_data_deps): New.
5578 * tree-data-ref.h: Include omega.h.
5579 (DR_ACCESS_FNS_ADDR): Removed.
5580 (data_dependence_relation): Add inner_loop.
5581 (DDR_INNER_LOOP): New.
5582 * common.opt (fcheck-data-deps): New.
5583 * tree-flow.h (tree_check_data_deps): Declare.
5584 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5585 (OBJS-common): Depend on omega.o.
5587 * passes.c (pass_check_data_deps): Scheduled.
5588 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5589 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5590 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5591 PARAM_VECT_MAX_VERSION_CHECKS,
5592 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5594 2007-03-09 Richard Guenther <rguenther@suse.de>
5596 PR tree-optimization/30904
5598 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5599 the same way as *_DIV_EXPR.
5601 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5603 * recog.c (decode_asm_operands): No mixed declarations and code.
5605 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5607 * rtl.def (ASM_INPUT): Add location.
5608 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5609 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5610 (decode_asm_operands): Add loc operand.
5611 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5612 * stmt.c (expand_asm): Rename to...
5613 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5614 gen_rtx_ASM_INPUT_loc.
5615 (expand_asm_expr): Adjust.
5616 * recog.c (decode_asm_operands): Add loc operand.
5617 (check_asm_operands, extract_insn): Adjust.
5618 * reload1.c (maybe_fix_stack_asms): Likewise.
5619 * final.c (asm_insn_count): Likewise.
5620 (final_scan_insn): Output # line before and after asm.
5622 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5624 * tree-ssa-structalias.c (variable_info): Remove
5626 (new_var_info): Ditto.
5627 (shared_bitmap_info_t): New structure.
5628 (shared_bitmap_table): New variable.
5629 (shared_bitmap_hash): New function.
5630 (shared_bitmap_eq): Ditto
5631 (shared_bitmap_lookup): Ditto.
5632 (shared_bitmap_add): Ditto.
5633 (merge_smts_into): Change to take bitmap directly.
5634 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5635 (init_alias_vars): Init shared bitmap hashtable.
5636 (delete_points_to_sets): Delete shared bitmap hashtable.
5637 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5638 is_aliased removal as a change that was still necessary was
5641 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5643 * config/i386/i386.h (override_options): Conditionally disable
5644 x86_sahf for 64bit targets only.
5646 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5649 * c-decl.c (merge_decls): Don't call make_var_volatile.
5650 * varasm.c (make_var_volatile): Remove.
5651 * output.h (make_var_volatile): Remove.
5653 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5655 PR tree-optimization/31085
5656 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5658 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5660 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5661 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5662 ATTR_CONST_NOTHROW_LIST.
5664 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5667 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5669 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5671 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5674 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5676 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5677 passed, use shared libgcc.
5679 2007-03-08 Roger Sayle <roger@eyesopen.com>
5681 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5682 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5683 (honor_protect_cleanup_actions, lower_try_finally_switch):
5685 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5686 ifc_temp_var): Likewise.
5687 * tree-inline.c (setup_one_parameter): Likewise.
5688 * tree-mudflap.c (mf_decl_cache_locals,
5689 mf_build_check_statement_for): Likewise.
5690 * tree-nested.c (init_tmp_var, save_tmp_var,
5691 finalize_nesting_tree_1): Likewise.
5692 * tree-outof-ssa.c (insert_copy_on_edge,
5693 insert_backedge_copies): Likewise.
5694 * tree-profile.c (tree_gen_edge_profiler,
5695 tree_gen_ic_profiler): Likewise.
5696 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5697 * tree-sra.c (sra_build_assignment): Likewise.
5698 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5699 * tree-ssa-math-opts.c (insert_reciprocals,
5700 execute_cse_sincos_1): Likewise.
5701 * tree-tailcall.c (adjust_accumulator_values,
5702 adjust_return_value): Likewise.
5703 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5704 * tree-vect-transform.c (vect_create_data_ref_ptr,
5705 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5706 vect_create_epilog_for_reduction, vectorizable_reduction,
5707 vectorizable_call, vectorizable_conversion,
5708 vectorizable_assignment, vectorizable_operation,
5709 vectorizable_type_demotion, vect_gen_widened_results_half,
5710 vect_permute_store_chain, vectorizable_store,
5711 vect_setup_realignment, vect_permute_load_chain,
5712 vectorizable_load, vectorizable_condition,
5713 vect_create_cond_for_align_checks): Likewise.
5714 * tree-vrp.c (build_assert_expr_for): Likewise.
5716 2007-03-08 Ian Lance Taylor <iant@google.com>
5718 * tree-vrp.c: Include "intl.h".
5719 (usable_range_p): New static function.
5720 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5721 overflowed values, juts set *strict_overflow_p.
5722 (compare_values): Only return -2 if one of the operands is not a
5724 (compare_ranges): Call usable_range_p.
5725 (compare_range_with_value): Likewise.
5726 (vrp_evaluate_conditional_warnv): Rename from
5727 vrp_evaluate_conditional. Make static. Change all callers.
5728 (vrp_evaluate_conditional): New function.
5729 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5731 (simplify_abs_using_ranges): Likewise.
5732 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5733 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5734 within_stmt parameter.
5735 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5736 vrp_evaluate_conditional.
5737 * tree-ssa-threadedge.c
5738 (record_temporary_equivalences_from_stmts_at_dest): Change
5739 simplify parameter to take a second tree parameter.
5740 (simplify_control_stmt_condition): Likewise.
5741 (thread_across_edge): Likewise.
5742 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5743 (thread_across_edge): Likewise.
5744 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5746 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5748 * config/i386/i386.h (TARGET_SAHF): New define.
5749 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5750 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5751 (x86_sahf): New global variable.
5752 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5753 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5754 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5755 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5757 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5758 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5759 when expanding fcomi/sahf based tests.
5760 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5761 expanding sahf based alternative. Emit sahf based sequence when
5762 optimizing for code size.
5763 * config/i386/i386.md (x86_sahf_1): Do not disable for
5764 TARGET_64BIT, enable for TARGET_SAHF.
5766 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5768 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5769 spurious whitespace from error message.
5771 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5774 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5776 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5778 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5780 * tree-sra.c (instantiate_element): Propagate disabled warnings
5781 from the element itself to the created variable.
5783 2007-03-07 Richard Henderson <rth@redhat.com>
5786 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5787 silently fix up the stack in the case of a missing register.
5789 2007-03-07 Paul Brook <paul@codesourcery.com>
5791 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5793 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5795 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5797 (phase1_vrs): Use them.
5798 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5799 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5800 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5801 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5802 __gnu_Unwind_Restore_WMMXC if required.
5803 (_Unwind_VRS_Pop): Implement iWMMXt support.
5804 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5805 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5806 gnu_Unwind_Save_WMMXC): Define.
5808 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5810 * config/vxworks.h (vxworks_override_options): Declare.
5811 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5812 * config/vxworks.c: Include target.h and toplev.h.
5813 (vxworks_override_options): New function.
5814 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5816 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5818 * config/s390/s390.c (override_options): Don't emit an error when
5819 -mstack-size is used without providing -mstack-guard.
5820 (s390_emit_prologue): Choose stack_guard value automatically if not
5821 provided via command line.
5822 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5824 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5826 * config/i386/i386.c (output_set_got): Add a GOT initialization
5827 sequence for VxWorks PIC.
5828 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5829 around labels as well as symbols. Use gotoff_operand instead
5830 of local_symbolic_operand.
5831 (legitimize_pic_address): Use gotoff_operand instead of
5832 local_symbolic_operand. Use @GOT accesses for labels as
5834 (ix86_output_addr_diff_elt): Use PC-relative rather than
5835 GP-relative offsets for VxWorks PIC.
5836 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5837 no_new_pseudos. Check whether the returned register is op0.
5838 * config/i386/i386.md (tablejump): Use PC-relative rather than
5839 GP-relative offsets for VxWorks PIC.
5840 * config/i386/predicates.md (gotoff_operand): New predicate.
5842 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5844 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5846 * config/vxworks-dummy.h: New file.
5847 * config/i386/i386.h: Include it.
5849 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5851 * dwarf2out.c (is_inlined_entry_point): New
5852 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5853 DW_AT_ranges if the first subblock is the entry point.
5855 2007-03-06 David Daney <ddaney@avtrex.com>
5857 * doc/install.texi (mips-*-*): Change recommended binutils
5860 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5862 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5863 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5865 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5866 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5868 2007-03-06 Jan Hubicka <jh@suse.cz>
5870 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5871 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5873 (probably_cold_bb_p): Cold functions are cold.
5874 (probably_never_executed_bb_p): Cold functions are cold.
5875 (tree_bb_level_predictions): Predict calls to cold functions as not
5877 (compute_function_frequency): Check hot/cold attributes.
5878 * function.h (function_frequency): Update comments.
5879 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5880 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5881 (c_common_att): Add cold and hot.
5883 * doc/extend.texi (hot,cold attributes): Document.
5885 2007-03-06 Andrew Haley <aph@redhat.com>
5887 * function.c (expand_function_end): Move blockage to just after we
5888 emit the label for the naked return from the function.
5890 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5892 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5895 2007-03-06 Jan Hubicka <jh@suse.cz>
5897 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5898 loaded for constant large models. Non-large 64bit PIC can do.
5899 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5900 * cmodel.h: Add LARGE PIC.
5901 * i386.md (UNSPEC_PLTOFF): New.
5902 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5904 (*call_1_rex64): Disable for large models.
5905 (*call_1_rex64_large): New.
5906 (*call_value_1_rex64): Disable for large models.
5907 (*call_value_1_rex64_large): New.
5908 (set_rip_rex4): New.
5909 (set_got_offset_rex64): New.
5910 * predicates.md (constant_call_address_operand): For large model
5911 constant calls are not possible.
5912 * i386-protos.h (construct_plt_address): Declare.
5913 * i386.c (override_options): Accept large models.
5914 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5915 (legitimate_constant_p): Add new UNSPECs.
5916 (legitimate_pic_operand_p): Likewise.
5917 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5918 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5920 (output_pic_addr_const): Add PLTOFF.
5921 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5922 (ix86_expand_move): Legitimize pic address when in PIC mode.
5923 (construct_plt_address): New function.
5924 (ix86_expand_call): Offload the address to register and use GOT pointer
5926 * invoke.texi (mcmodel=large): Update documentation.
5928 2007-03-06 Richard Henderson <rth@redhat.com>
5930 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5931 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5932 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5933 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5934 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5935 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5936 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5937 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5938 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5939 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5940 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5941 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5942 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5943 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5944 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5945 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5946 x86_schedule, x86_use_bt, x86_pad_returns,
5947 x86_use_xchgb): Merge into ...
5948 (ix86_tune_features): ... here. New array.
5949 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5950 x86_bswap): Merge into ...
5951 (ix86_arch_features): ... here. New array.
5952 (x86_3dnow_a): Remove.
5953 (x86_accumulate_outgoing_args): Make static.
5954 (x86_arch_always_fancy_math_387): Make static.
5955 (ix86_tune_mask, ix86_arch_mask): Move ...
5956 (override_options): ... to local variables here. Apply the
5957 appropriate mask to each element of ix86_arch_features and
5958 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5959 as were done in the old macros.
5960 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5961 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5962 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5963 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5964 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5965 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5966 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5967 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5968 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5969 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5970 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5971 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5972 x86_accumulate_outgoing_args, x86_prologue_using_move,
5973 x86_epilogue_using_move, x86_decompose_lea,
5974 x86_arch_always_fancy_math_387, x86_shift1,
5975 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5976 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5977 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5978 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5979 x86_use_incdec, x86_pad_returns, x86_bswap,
5980 x86_partial_flag_reg_stall): Remove.
5981 (enum ix86_tune_indices): New.
5982 (ix86_tune_features): New.
5983 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5984 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5985 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5986 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5987 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5988 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5989 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5990 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5991 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5992 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5993 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5994 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5995 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5996 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5997 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5998 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5999 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6000 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6001 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6002 TARGET_EXT_80387_CONSTANTS): Use it.
6003 (enum ix86_arch_indices): New.
6004 (ix86_arch_features): New.
6005 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6006 TARGET_BSWAP): Use it.
6007 (ix86_tune_mask, ix86_arch_mask): Remove.
6009 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6012 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6013 Define using $${sysroot_headers_suffix}.
6014 * configure: Regenerate.
6015 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6016 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6018 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6019 * gcc.c (print_sysroot_headers_suffix): New.
6020 (option_map): Include --print-sysroot-headers-suffix.
6021 (display_help): Mention -print-sysroot-headers-suffix.
6022 (process_command): Handle -print-sysroot-headers-suffix.
6023 (do_spec_1): Append multilib directory to include-fixed path if
6024 sysroot suffixes in use.
6025 (main): Handle -print-sysroot-headers-suffix.
6026 * Makefile.in (start.encap): Don't depend on xlimits.h
6027 (xlimits.h): Remove.
6028 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6029 limits.h for each multilib in fixinc_list.
6030 (fixinc_list, s-fixinc_list): New.
6031 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6032 generate them for each multilib in fixinc_list.
6033 (stmp-fixproto): Use include-fixed. Run fixproto for each
6034 multilib in fixinc_list.
6035 (mostlyclean): Don't remove xlimits.h.
6036 (clean): Remove include-fixed.
6037 (real-install-headers-tar, real-install-headers-cpio,
6038 real-install-headers-cp): Don't copy include, only include-fixed.
6039 (install-mkheaders): Depend on fixinc_list. Don't depend on
6040 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6041 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6042 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6044 2007-03-06 Jan Hubicka <jh@suse.cz>
6046 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6051 * configure.ac: Allow tm_file to contain build-directory files.
6052 * configure: Regenerate.
6053 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6054 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6055 * config/m68k/print-sysroot-suffix.sh: New file.
6057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6059 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6060 of pic_offset_table_rtx if reload_completed.
6061 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6062 PIC_OFFSET_TABLE_REGNUM.
6063 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6065 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6066 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6070 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6071 functions that call eh_return.
6073 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6075 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6076 functions that need a constant pool.
6078 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6081 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6082 (m68k_preferred_reload_class): Likewise.
6083 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6084 (SECONDARY_RELOAD_CLASS): Define.
6085 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6086 (LIMIT_RELOAD_CLASS): Delete.
6087 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6088 registers from storing bytes.
6089 (m68k_secondary_reload_class): New function.
6090 (m68k_preferred_reload_class): Likewise.
6092 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6094 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6096 (m68k_expand_prologue): Likewise.
6098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6100 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6101 (mips_expand_epilogue): Add a bool parameter.
6102 (m68k_legitimize_sibcall_address): Declare.
6103 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6104 (m68k_expand_epilogue): Add a parameter to select between sibling
6105 and normal epilogues. Only generate a return for the latter.
6106 (m68k_ok_for_sibcall_p): New function.
6107 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6108 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6109 (sibcall_value, *sibcall_value): Likewise.
6110 (*call, *call_value): Require !SIBLING_CALL_P.
6111 (epilogue): Update call to m68k_expand_epilogue.
6112 (sibcall_epilogue): New pattern.
6113 * config/m68k/predicates.md (const_call_operand): Say that this
6114 predicate applies to sibling calls too.
6115 (sibcall_operand): New predicate.
6117 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6119 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6120 alternatives as movsi_cf.
6121 (movsf_cf_hard): Add commentary.
6123 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6124 Richard Sandiford <richard@codesourcery.com>
6126 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6127 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6128 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6129 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6130 as being live on exit from an interrupt function.
6131 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6132 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6133 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6134 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6135 (m68k_interrupt_function_p): Globalize.
6136 (m68k_compute_frame_layout): Remove reverse mask code.
6137 (m68k_emit_movem, m68k_set_frame_related): New functions.
6138 (m68k_output_function_prologue): Delete in favor of...
6139 (m68k_expand_prologue): ...this new function.
6140 (m68k_output_function_epilogue): Delete in favor of...
6141 (m68k_expand_epilogue): ...this new function.
6142 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6144 (print_operand): Handle %?.
6145 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6146 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6147 (prologue, epilogue): New patterns.
6148 (return): Turn into a define_expand.
6149 (*return): New pattern, derived from old "return" pattern. Use rte
6150 rather than rts for interrupt functions. Only use rtd if the pop
6152 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6153 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6154 (link, *link, unlink, *unlink, load_got): Likewise.
6156 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6160 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6161 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6162 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6163 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6164 and m68k_matches_u_p.
6165 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6166 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6167 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6168 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6169 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6170 (REG_STRICT_P): New macro.
6171 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6172 PCREL_GENERAL_OPERAND_OK.
6173 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6174 m68k_legitimate_base_reg_p.
6175 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6176 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6177 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6178 * config/m68k/m68k.c (m68k_address): New structure.
6179 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6180 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6181 (m68k_jump_table_ref_p, m68k_decompose_address)
6182 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6183 (m68k_matches_u_p): New functions.
6184 (print_operand_address): Rewrite to use m68k_decompose_index.
6186 2007-03-05 David Taylor <dtaylor@emc.com>
6188 * gcc.c: Correct copyright date in --version output.
6190 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6192 * pa.md: In unamed move patterns, disparge copies between general
6193 and floating point registers using '?' modifier. Don't include 'f'
6194 constraint for register preferences in DImode, SImode, HImode and
6195 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6196 Remove constraints for copies between general and floating registers
6197 in soft-float DFmode pattern.
6198 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6202 2007-03-05 Mike Stump <mrs@apple.com>
6204 * c-common.c (targetcm): Add.
6205 * c-opts.c (c_common_handle_option): Handle language specific
6207 * opts.c (handle_option): Verify language for target options, if
6209 * opth-gen.awk: Add CL_LANG_ALL.
6210 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6211 (TARGETCM_INITIALIZER): Add.
6212 * target.h (struct gcc_targetcm): Add.
6214 * targhooks.c (default_handle_c_option): Add.
6215 * targhooks.h (default_handle_c_option): Add.
6216 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6218 * config/darwin.opt (iframework): Add.
6219 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6220 * config/darwin-c.c (handle_c_option): Add.
6221 (TARGET_HANDLE_C_OPTION): Add.
6223 * doc/invoke.texi (Darwin Options): Add -iframework.
6225 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6227 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6230 2007-03-05 Ian Lance Taylor <iant@google.com>
6232 * c.opt (fgnu89-inline): New option.
6233 * c-opts.c (c_common_post_options): Set default value for
6235 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6236 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6238 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6239 (grokdeclarator, start_function): Likewise.
6240 * c-cppbuiltin.c (c_cpp_builtins): Define either
6241 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6242 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6243 (C Dialect Options): Document -fgnu89-inline.
6244 * doc/extend.texi (Function Attributes): Explain what the
6245 gnu_inline attribute does.
6246 * doc/cpp.texi (Common Predefined Macros): Document
6247 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6249 2007-03-05 Ian Lance Taylor <iant@google.com>
6251 PR tree-optimization/31034
6252 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6253 half-range if the other side is an overflow infinity.
6255 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6257 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6258 (bfin*-linux-uclibc*): New configuration.
6259 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6261 * config/bfin/linux.h: New file.
6262 * config/bfin/libgcc-bfin.ver: New file.
6263 * config/bfin/t-bfin-uclinux: New file.
6264 * config/bfin/t-bfin-linux: New file.
6265 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6266 (TARGET_OS_CPP_BUILTINS): New macro.
6268 2007-03-05 Richard Guenther <rguenther@suse.de>
6270 * fold-const.c (fold_binary): Remove duplicate folding
6271 of comparison of non-null ADDR_EXPR against null.
6273 2007-03-05 Richard Guenther <rguenther@suse.de>
6274 Dorit Nuzman <dorit@il.ibm.com>
6276 PR tree-optimization/26420
6277 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6278 are no loops in the function. Only print the number of
6279 vectorized loops if it is greater than zero or we are supposed
6280 to print information about unvectorized loops.
6282 2007-03-05 Revital Eres <eres@il.ibm.com>
6284 * gcc.dg/var-expand1.c: New test.
6285 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6286 when an accumulator is expanded.
6288 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6291 * c-common.c (convert_and_check): Don't give warnings for
6292 conversion if 'expr' already overflowed.
6294 2007-03-04 Roger Sayle <roger@eyesopen.com>
6297 * fold-const.c (fold_comparison): Enforce type consistency when
6298 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6300 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6302 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6303 containing a cast to the base of TARGET_MEM_REF.
6305 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6307 * tree.c (tree_contains_struct_check_failed): Remove spurious
6308 whitespace from error message.
6310 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6313 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6314 instead of precision.
6316 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6317 Nathan Sidwell <nathan@codesourcery.com>
6319 * emit-rtl.c (find_auto_inc): New.
6320 (try_split): recreate REG_INC notes,
6321 Use regular for loops rather than whiles.
6323 2007-03-03 Andreas Schwab <schwab@suse.de>
6325 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6326 * configure: Regenerate.
6328 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6330 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6331 flag_rounding_math, not flag_unsafe_math_optimizations.
6333 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6335 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6336 alpha_fold_vector_minmax): Likewise.
6337 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6338 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6340 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6342 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6343 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6344 if the lhs has side-effects.
6345 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6347 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6349 * config/i386/i386.h (TUNEMASK): Remove define.
6350 (ARCHMASK): Remove define.
6351 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6352 Use ix86_arch_mask variable instead of ARCHMASK.
6353 * config/i386/i386.c (override_options): Ditto.
6354 (standard_80387_constant_p): Ditto.
6356 2007-03-02 Ian Lance Taylor <iant@google.com>
6358 Used signed infinities in VRP.
6359 * tree-vrp.c (uses_overflow_infinity): New static function.
6360 (supports_overflow_infinity): New static function.
6361 (make_overflow_infinity): New static function.
6362 (negative_overflow_infinity): New static function.
6363 (positive_overflow_infinity): New static function.
6364 (is_negative_overflow_infinity): New static function.
6365 (is_positive_overflow_infinity): New static function.
6366 (is_overflow_infinity): New static function.
6367 (overflow_infinity_range_p): New static function.
6368 (compare_values_warnv): New function split out of compare_values.
6369 (compare_value): Call it.
6370 (set_value_range_to_nonnegative): Add overflow_infinity
6371 parameter. Change caller.
6372 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6374 (vrp_expr_computes_nonzero): Likewise.
6375 (compare_ranges, compare_range_with_value): Likewise.
6376 (compare_name_with_value, compare_names): Likewise.
6377 (vrp_evaluate_conditional): Likewise.
6378 (set_value_range): Handle infinity
6379 (vrp_operand_equal_p, operand_less_p): Likewise.
6380 (extract_range_from_assert): Likewise.
6381 (vrp_int_const_binop): Likewise.
6382 (extract_range_from_binary_expr): Likewise.
6383 (extract_range_from_unary_expr): Likewise.
6384 (extract_range_from_comparison): Likewise.
6385 (extract_range_from_expr): Likewise.
6386 (dump_value_range): Likewise.
6387 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6388 (test_for_singularity): Likewise.
6389 (vrp_int_const_binop): Remove inline qualifier.
6390 (adjust_range_with_scev): Add comment.
6391 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6393 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6395 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6396 (get_constraint_for): Likewise.
6397 (do_structure_copy): Likewise.
6398 (find_func_aliases): Fix references to MODIFY_EXPR.
6399 (intra_create_variable_infos): Tidy.
6400 * tree-ssa-operands.c (add_virtual_operand): Add argument
6402 When adding members of alias sets, if IS_CALL_SITE is true and
6403 the symbol is not call-clobbered, skip it.
6406 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6408 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6409 entry by means of emit_insn_at_entry.
6411 2007-03-02 Richard Henderson <rth@redhat.com>
6413 * expr.h (promoted_input_arg): Remove decl.
6414 * function.c (promoted_input_arg): Merge into ...
6415 * combine.c (setup_incoming_promotions): ... only caller.
6416 Rearrange to avoid double loop.
6418 2007-03-02 Ben Elliston <bje@au.ibm.com>
6419 Peter Bergner <bergner@vnet.ibm.com>
6420 Janis Johnson <janis187@us.ibm.com>
6422 * config/rs6000/dfp.md: New file.
6423 * config/rs6000/rs6000.md: Include dfp.md.
6424 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6425 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6426 and TDmode decimal float modes in FP registers.
6427 (num_insns_constant): Likewise.
6428 (rs6000_legitimate_offset_address_p): Likewise.
6429 (rs6000_legitimize_address): Likewise.
6430 (rs6000_legitimize_reload_address): Likewise.
6431 (rs6000_legitimate_address): Likewise.
6432 (rs6000_emit_move): Likewise.
6433 (function_arg_boundary): Likewise.
6434 (function_arg_advance): Likewise.
6435 (rs6000_darwin64_record_arg_recurse): Likewise.
6436 (function_arg): Likewise.
6437 (rs6000_gimplify_va_arg): Likewise.
6438 (rs6000_split_multireg_move): Likewise.
6439 (rs6000_output_function_epilogue): Likewise.
6440 (rs6000_output_function_epilogue): Likewise.
6441 (rs6000_register_move_cost): Likewise.
6442 (rs6000_function_value): Likewise.
6443 (rs6000_libcall_value): Likewise.
6445 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6447 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6449 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6451 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6452 Use $MULTIDIR to choose between the kernel and RTP headers,
6453 and use $WIND_BASE and $WIND_USR to locate them.
6455 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6457 * config/i386/i386.c (override_options): Put initialization of
6458 ix86_tune_mask and ix86_arch_mask to the correct place.
6460 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6461 Michael Meissner <michael.meissner@amd.com>
6464 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6466 (TARGET_CMOVE): Use ARCHMASK.
6467 (TARGET_CMPXCHG): Ditto.
6468 (TARGET_CMPXCHG8B): Ditto.
6469 (TARGET_XADD): Ditto.
6470 (TARGET_BSWAP): Ditto.
6471 * config/i386/i386.c (ix86_tune_mask): New global variable.
6472 (ix86_arch_mask): Ditto.
6473 (override_options): Initialize ix86_tune_mask and
6474 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6477 2007-03-02 Ben Elliston <bje@au.ibm.com>
6480 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6482 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6484 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6485 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6486 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6487 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6489 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6490 rs6000_init_dwarf_reg_sizes_extra): New.
6491 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6492 SPE register high parts.
6494 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6496 * Makefile.in: Add install-pdf target as
6497 copied from automake v1.10 rules.
6498 * configure.ac: Add install-pdf to target list.
6499 * configure: Regenerate.
6501 2007-03-01 Paul Brook <paul@codesourcery.com>
6503 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6504 modes to LDRD for DImode.
6505 (output_move_double): Fixup out of range ldrd/strd.
6506 (vfp_secondary_reload_class): Rename...
6507 (coproc_secondary_reload_class): ... to this. Add wb argument.
6508 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6509 coproc_secondary_reload_class for CLASS_IWMMXT.
6510 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6511 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6513 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6515 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6516 factor by the estimated number of iterations.
6517 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6520 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6521 decode_caches_intel, detect_caches_intel): New functions.
6522 (host_detect_local_cpu): Use detect_caches_amd and
6523 detect_caches_intel.
6525 2007-03-01 Richard Henderson <rth@redhat.com>
6527 * expr.c (emit_move_complex_push): Export.
6528 (emit_move_complex_parts): Split out from ...
6529 (emit_move_complex): ... here.
6530 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6531 * config/i386/i386.md (movcdi): New.
6533 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6535 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6536 size of mode1 to check for tieable modes in MMX case.
6538 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6540 * Makefile.in (rtlanal.o): Depend on tree.h.
6541 * rtl.h (offset_within_section_p, split_const): Declare.
6542 * rtlanal.c: Include tree.h.
6543 (offset_within_block_p): New function, taken from
6544 mips_offset_within_object_p.
6545 (split_const): New function, taken from mips_split_const.
6546 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6548 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6549 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6550 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6551 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6552 (m68k_illegitimate_symbolic_constant_p): New function.
6553 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6554 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6555 symbolic constant that might be outside the symbol's section,
6556 move the symbol first and then add the offset.
6557 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6559 * config/mips/mips.c (mips_split_const): Delete.
6560 (mips_offset_within_object_p): Delete.
6561 (mips_symbolic_constant_p): Use offset_within_section_p and
6562 split_const instead of mips_offset_within_object_p and
6564 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6565 (mips_legitimize_const_move, print_operand_reloc)
6566 (mips_dangerous_for_la25_p): Use split_const instead of
6569 2007-02-28 Eric Christopher <echristo@apple.com>
6571 * Makefile.in (install-include-dir): Don't rm -rf include.
6573 2007-02-28 Richard Guenther <rguenther@suse.de>
6576 * fold-const.c (fold_binary): Do not associate expressions
6577 with more than one variable for integer types that do not wrap.
6579 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6581 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6582 Delete, and replace with...
6583 (fold_builtin_call_array): This. Update callers to use it.
6584 * fold-const.c (fold_build_call_list): Delete, and replace with...
6585 (fold_build_call_array): This.
6586 (fold_build_call_list_initializer): Delete, and replace with...
6587 (fold_build_call_array_initializer): This.
6588 * tree.h: Update declarations to reflect above changes.
6590 * c-typeck.c (build_function_call): Store converted arguments
6591 in a stack-allocated array instead of building a list.
6592 (convert_arguments): Store arguments in the array passed in as an
6593 argument, and return the actual number of arguments.
6594 * c-format.c: (check_function_format): Pass arguments in an
6595 array instead of a list.
6596 * c-common.c (check_function_nonnull): Likewise.
6597 (check_function_sentinel): Likewise.
6598 (check_function_arguments): Likewise.
6599 * c-common.h: Update declarations to reflect above changes.
6601 2007-02-28 Jan Hubicka <jh@suse.cz>
6603 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6604 PRED_NEGATIVE_RETURN): Update outcomes.
6606 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6608 * calls.c (emit_library_call_value_1): Handle partial registers
6609 correctly when building up CALL_INSN_FUNCTION_USAGE.
6611 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6613 * pa/predicates.md (move_src_operand): Allow zero for mode.
6614 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6617 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6620 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6621 *movv2df_internal): Enable pattern only for valid operand
6623 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6624 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6626 2007-02-27 Mike Stump <mrs@apple.com>
6628 * config/darwin-crt3.c: Avoid compilation when compiling for a
6631 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6633 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6635 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6636 for fixed headers and limits.h.
6637 (install-include-dir, install-headers-tar, install-headers-cpio,
6638 install-headers-cp, real-install-headers-tar,
6639 real-install-headers-cpio, real-install-headers-cp): Handle
6640 include-fixed as well as include.
6641 (install-mkheaders): Don't install files that go only in include
6643 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6644 from GCC_INCLUDE_DIR.
6645 * gcc.c (process_command): Remove special -BstageN/ handling.
6646 (do_spec_1): Add include-fixed directories.
6648 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6650 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6652 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6654 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6657 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6659 * c-common.c (get_priority): Add check for
6660 SUPPORTS_INIT_PRIORITY.
6662 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6664 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6666 * config/bfin/bfin.c: Include "cfglayout.h".
6667 (MAX_LSETUP_DISTANCE): New macro.
6668 (struct loop_info): New members incoming, incoming_src and
6669 incoming_dest. Delete member predecessor.
6670 (length_for_loop): New function.
6671 (bfin_optimize_loop): Handle more different loop structures.
6672 (bfin_discover_loop): Rework detection of predecessor blocks by
6673 examining incoming edges.
6674 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6676 (bfin_reorder_loops): New function.
6677 (bfin_reorg_loops): Use these three new functions.
6679 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6680 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6681 (CONSTRAINT_LEN): Add entry for 'q'.
6682 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6683 Add 'q' constraints.
6684 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6685 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6687 * config/bfin/bfin.md (add_with_carry): New pattern.
6688 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6689 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6690 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6691 support unsigned multiplies too. Removed incorrect commutativity from
6692 operand 1 constraint where appropriate.
6693 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6695 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6696 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6698 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6699 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6700 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6701 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6702 usmulhisi_hh_huh): New patterns.
6704 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6705 lshifthi3): Fix output template to use half reg for operand 2.
6707 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6710 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6712 2007-02-27 Andreas Schwab <schwab@suse.de>
6714 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6716 2007-02-27 Jan Hubicka <jh@suse.cz>
6718 * predict.c (last_basic_block_p): Remove.
6719 (tree_estimate_probability): Update return heuristic for commonized
6722 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6724 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6726 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6728 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6729 * doc/cpp.texi: Standardize title page.
6730 * doc/cppinternals.texi: Likewise.
6731 * doc/gcc.texi: Standardize title page, remove version number
6732 from copyright page.
6733 * doc/gccint.texi: Likewise.
6734 * doc/install.texi: Standardize title page, add table of
6737 2007-02-26 Jan Hubicka <jh@suse.cz>
6739 * predict.def: Set outcomes according to more recent results.
6740 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6741 Remove dead predictors.
6742 * predict.c (return_prediction): Fix pasto.
6744 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6746 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6747 change; avoid a memory leak when returning early.
6749 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6751 * c-decl.c (static_ctors): Move to c-common.c.
6752 (static_dtors): Likewise.
6753 (finish_function): Use c_record_cdtor_fn.
6754 (build_cdtor): Move to c-common.c.
6755 (c_write_global_declarations): Use c_build_cdtor_fns.
6756 * c-common.h (static_ctors): Declare.
6757 (static_dtors): Likewise.
6758 (c_record_cdtor_fn): Likewise.
6759 (c_build_cdtor_fns): Likewise.
6760 * c-common.c (static_ctors): New variable.
6761 (static_dtors): Likewise.
6762 (c_record_cdtor_fn): New function.
6763 (build_cdtor): Move from c-decl.c
6764 (c_build_cdtor_fns): New function.
6766 * output.h (assemble_addr_to_section): Declare.
6767 (get_cdtor_priority_section): Likewise.
6768 * varasm.c (assemble_addr_to_section): New function.
6769 (get_cdtor_priority_section): Likewise.
6770 (default_named_section_asm_out_destructor): Use them.
6771 (destor_dtor_section_asm_out_destructor): Likewise.
6772 (default_named_section_asm_out_constructor): Likewise.
6773 (default_ctor_section_asm_out_constructor): Likewise.
6774 * config.gcc (*-*-vxworks*): Include vxworks.o.
6775 * config/t-vxworks (vxworks.o): New target.
6776 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6777 (TARGET_ASM_CONSTRUCTOR): Define.
6778 (TARGET_ASM_DESTRUCTOR): Likewise.
6779 (vxworks_asm_out_constructor): Declare.
6780 (vxworks_asm_out_destructor): Likewise.
6782 * c-common.c (get_priority): Check that we have not just an
6783 INTEGER_CST, but an integer constant with integeral type.
6785 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6787 PR tree-optimization/30938
6788 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6789 use &dt[nargs-1] instead of &dt[nargs] in the call to
6790 vect_is_simple_use().
6792 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6794 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6795 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6796 Do not attempt to handle MEM inside auto-inc expressions.
6797 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6798 of a register modified by an auto-inc expression. However, do handle
6799 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6800 (elimination_effects): Prohibit elimination of a register modified
6801 by an auto-inc expression. Disable register elimination rules whose
6802 target register is modified by an auto-inc expression with variable
6805 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6807 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6809 (array_at_struct_end_p): New function.
6810 (idx_infer_loop_bounds): Use it.
6811 (estimate_numbers_of_iterations_loop): Export.
6812 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6813 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6814 (tree_estimate_probability): Call record_loop_exits.
6815 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6816 (estimated_loop_iterations, estimated_loop_iterations_int,
6817 estimated_loop_iterations_tree): New functions.
6818 (analyze_siv_subscript_cst_affine,
6819 compute_overlap_steps_for_affine_1_2,
6820 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6821 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6822 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6823 (PRED_LOOP_ITERATIONS_GUESSED): New.
6824 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6825 * cfgloop.h (estimate_numbers_of_iterations_loop,
6826 estimated_loop_iterations_int): Declare.
6828 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6830 * doc/extend.texi: Document optional priority argument to
6831 constructors and destructors.
6832 * tree.c (init_priority_for_decl): Adjust GTY markers.
6833 (init_ttree): Use priority-info hash functions for
6834 init_priority_for_decl.
6835 (tree_map_eq): Rename to ...
6836 (tree_map_base_eq): ... this.
6837 (tree_map_marked_p): Rename to ...
6838 (tree_map_base_marked_p): ... this.
6839 (tree_map_base_hash): New function.
6840 (decl_init_priority_lookup): Rework.
6841 (decl_fini_priority_lookup): New function.
6842 (decl_priority_info): New function.
6843 (decl_init_priority_insert): Use it.
6844 (decl_fini_priority_insert): Likewise.
6845 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6847 (decl_restrict_base_insert): Likewise.
6848 (decl_debug_expr_insert): Likewise.
6849 (decl_value_expr_lookup): Likewise.
6850 (decl_value_expr_insert): Likewise.
6851 * tree.h (priority_type): New type.
6852 (decl_init_priority_lookup): Use priority_type.
6853 (decl_fini_priority_lookup): New function.
6854 (decl_init_priority_insert): Use priority_type.
6855 (decl_fini_priority_insert): New function.
6856 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6857 (DECL_INIT_PRIORITY): Likewise.
6858 (SET_DECL_INIT_PRIORITY): Add comment.
6859 (DECL_FINI_PRIORITY): New macro.
6860 (SET_DECL_FINI_PRIORITY): Likewise.
6861 (DEFAULT_INIT_PRIORITY): Document.
6862 (MAX_INIT_PRIORITY): Likewise.
6863 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6864 (tree_map_base): New type.
6865 (tree_map_base_eq): New function.
6866 (tree_map_base_hash): Likewise.
6867 (tree_map_base_marked_p): Likewise.
6868 (tree_map): Inherit from tree_map_base.
6869 (tree_map_eq): Make it a macro.
6870 (tree_map_marked_p): Likewise.
6871 (tree_int_map): Inherit from tree_map_base.
6872 (tree_int_map_eq): Make it a macro.
6873 (tree_int_map_hash): Likewise.
6874 (tree_int_map_marked_p): Likewise.
6875 (tree_priority_map): New type.
6876 (tree_priority_map_eq): New macro.
6877 (tree_priority_map_hash): Likewise.
6878 (tree_priority_map_marked_p): Likewise.
6879 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6881 (emutls_common_1): Likewise.
6882 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6883 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6884 of tree_map hierarchy.
6885 * tree-cfg.c (move_stmt_r): Likewise.
6886 (new_label_mapper): Likewise.
6887 * c-tree.h (c_expand_body): Move to ...
6888 * c-common.h (c_expand_body): ... here.
6889 * c-decl.c (c_expand_body): Move to ...
6890 * c-common.c (c_expand_body): ... here.
6891 (c_common_attribute_table): Allow 1 argument for the constructor
6892 and destructor attributes.
6893 (get_priority): New function.
6894 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6895 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6897 2007-02-24 Jan Hubicka <jh@suse.cz>
6900 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6902 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6903 Jan Hubicka <jh@suse.cz>
6906 * i386.c (counter_mode): New function.
6907 (expand_set_or_movmem_via_loop): Use it.
6908 (expand_movmem_epilogue): Likewise; fix pasto.
6909 (ix86_expand_movmem): Do emit guard even for constant counts.
6910 (ix86_expand_setmem): Likewise.
6912 2007-02-25 Nick Clifton <nickc@redhat.com>
6914 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6915 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6917 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6920 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6921 count argument with 0x10, not with 0x16.
6922 (expand_setmem_epilogue): Ditto.
6924 2007-02-24 Mike Stump <mrs@apple.com>
6926 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6929 2007-02-24 Richard Guenther <rguenther@suse.de>
6932 * fold-const.c (fold_binary): Fold x +- CST op x for
6933 EQ_EXPR and NE_EXPR.
6935 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6937 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6939 2007-02-24 Jan Hubicka <jh@suse.cz>
6941 * cgraphunit.c (decide_is_function_needed): Honor
6942 -fkeep-inline-functions.
6944 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6946 * builtins.c (fold_builtin_modf): New.
6947 (fold_builtin_2): Use it.
6949 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6951 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6952 (determine_max_iter): Take additional LOOP arg; all callers changed.
6953 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6954 one using simplifications.
6955 (simplify_using_initial_values): Return if the expression becomes
6956 invalid due to altered regs.
6958 2007-02-23 DJ Delorie <dj@redhat.com>
6960 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6962 2007-02-23 Mike Stump <mrs@apple.com>
6964 * tlink.c (scan_linker_output): Parse linker messages from
6965 darwin9's linker better.
6967 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6970 * varpool.c (varpool_assemble_pending_decls): Set
6971 varpool_last_needed_node to null.
6973 2007-02-23 DJ Delorie <dj@redhat.com>
6975 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6976 alignment bigger than the object file can handle.
6978 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6981 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6982 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6983 (*movsf_1): Penalize MMX moves.
6985 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6987 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6988 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6990 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6992 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6994 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6995 (fold_builtin_1): Use them.
6996 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6997 BUILT_IN_SIGNIFICAND.
6999 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7001 * config/i386/i386.c (bdesc_1arg): Initialize
7002 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7003 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7004 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7005 and IX86_BUILTIN_MOVSLDUP.
7007 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7009 PR rtl-optimization/30841
7010 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7012 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7014 * builtins.c (fold_builtin_frexp): New.
7015 (fold_builtin_2): Use it.
7017 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7019 * doc/invoke.texi (Spec Files): Document getenv spec function.
7021 * gcc.c (getenv_spec_function): New function.
7022 (static_spec_functions): Add it.
7023 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7024 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7027 2007-02-22 Michael Matz <matz@suse.de
7030 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7031 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7033 2007-02-22 Ian Lance Taylor <iant@google.com>
7036 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7037 (mem_loc_descriptor): Call it.
7039 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7040 Ira Rosen <irar@il.ibm.com>
7042 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7044 2007-02-22 Ira Rosen <irar@il.ibm.com>
7046 PR tree-optimization/30843
7047 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7048 stores only after all the group is vectorized.
7050 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7052 PR tree-optimization/30858
7053 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7054 in the reduction cycle have a single use in the loop.
7055 * tree-vectorizer.h (relevant): Add documentation.
7057 2007-02-20 Mike Stump <mrs@apple.com>
7059 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7060 * configure: Regenerate.
7062 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7064 Change the defaults of some parameters and options.
7065 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7066 * config/spu/spu.c (spu_optimization_options): Add.
7067 (spu_override_options): Change params in spu_optimization_options.
7068 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7070 Register 127 is only 16 byte aligned when used as a frame pointer.
7071 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7072 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7073 HARD_FRAME_POINTER_REGNUM.
7074 (spu_legitimate_address): Use regno_aligned_for_reload.
7075 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7076 aligned when frame_pointer_needed is true.
7077 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7079 * config/spu/spu.h (INIT_EXPANDERS): Define.
7081 Make sure shift and rotate instructions have valid immediate operands.
7082 * config/spu/predicates.md (spu_shift_operand): Remove.
7083 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7084 * config/spu/constraints.md (W, O): Extend range.
7085 * config/spu/spu.md (umask, nmask): Define.
7086 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7087 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7088 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7089 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7090 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7091 (lshr<mode>3_reg): Fix rtl description.
7093 Make sure mulhisi immediate operands are valid.
7094 * config/spu/predicates.md (imm_K_operand): Add.
7095 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7097 Generate constants using fsmbi and andi.
7098 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7099 (print_operand, spu_split_immediate, classify_immediate,
7100 fsmbi_const_p): Handle IC_FSMBI2.
7102 Correctly handle a CONST_VECTOR containing symbols.
7103 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7104 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7105 (immediate_load_p): Allow symbols that use 2 instructions to create.
7106 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7107 with symbols when flag_pic is set.
7108 (const_vector_immediate_p): New.
7109 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7110 accept a CONST_VECTOR with symbols.
7111 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7112 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7114 * config/spu/spu.md (high, low): Delete.
7115 (low_<mode>): Define.
7117 Remove INTRmode and INTR_REGNUM, which didn't work.
7118 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7120 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7121 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7122 peephole2 pattern): Don't use INTR or 131.
7123 (movintrcc): Delete.
7124 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7125 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7126 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7127 (UNSPEC_SET_INTR): Add.
7128 * config/spu/spu-modes.def (INTR): Remove.
7130 More accurate warnings about run-time relocations.
7131 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7133 Correctly warn about immediate arguments to specific intrinsics.
7134 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7135 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7136 the instruction predicate.
7138 Fix tree check errors with latest update.
7139 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7141 (spu_expand_builtin): Use CALL_EXPR_FN.
7143 Add missing specific intrinsics.
7144 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7146 * config/spu/spu_internals.h: Ditto.
7148 Fix incorrect operand modifiers.
7149 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7150 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7152 Optimize one case of zero_extend of a vec_select.
7153 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7155 Accept any immediate for hbr.
7156 * config/spu/spu.md (hbr): Change s constraints to i.
7158 2007-02-21 Paul Brook <paul@codesourcery.com>
7160 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7161 condexec_count when skipping USE and CLOBBER.
7163 2007-02-21 Nick Clifton <nickc@redhat.com>
7165 * common.opt (Warray-bounds): Add Warning attribute.
7166 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7168 (fsized-zeroes): Add Optimization attribute.
7169 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7170 * c.opt (Wc++0x-compat): Add Warning attribute.
7172 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7175 * reload1.c (eliminate_regs_in_insn): In the single_set special
7176 case, attempt to re-recognize the insn before falling back to
7177 having reload fix it up.
7179 2007-02-20 Eric Christopher <echristo@gmail.com>
7181 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7182 Rewrite accordingly.
7183 (frv_read_iacc_argument): Ditto.
7184 (frv_expand_set_builtin): Take a call instead of arglist, update for
7186 (frv_expand_unop_builtin): Ditto.
7187 (frv_expand_binop_builtin): Ditto.
7188 (frv_expand_cut_builtin): Ditto.
7189 (frv_expand_binopimm_builtin): Ditto.
7190 (frv_expand_voidbinop_builtin): Ditto.
7191 (frv_expand_int_void2arg): Ditto.
7192 (frv_expand_prefetches): Ditto.
7193 (frv_expand_voidtriop_builtin): Ditto.
7194 (frv_expand_voidaccop_builtin): Ditto.
7195 (frv_expand_load_builtin): Ditto.
7196 (frv_expand_store_builtin): Ditto.
7197 (frv_expand_mdpackh_builtin): Ditto.
7198 (frv_expand_mclracc_builtin): Ditto.
7199 (frv_expand_mrdacc_builtin): Ditto.
7200 (frv_expand_mwtacc_builtin): Ditto.
7201 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7204 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7206 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7207 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7209 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7211 * configure: Regenerate.
7212 * config.in: Regenerate.
7213 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7214 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7215 masks to power6 and power6x and to POWERPC_MASKS.
7216 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7218 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7219 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7220 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7221 Access PROTOTYPE as variable, not mask.
7223 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7225 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7226 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7227 * combine.c (adjust_for_new_dest): Use it.
7228 * postreload.c (reload_combine): Likewise.
7230 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7232 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7233 notes on an insn with multiple sets, even if single_set returns
7234 non-NULL for that insn.
7236 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7238 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7241 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7243 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7244 if user didn't pass it.
7245 * config/i386/darwin.h (CC1_SPEC): Likewise.
7246 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7247 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7248 -mmacosx-version-min.
7250 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7251 Uros Bizjak <ubizjak@gmail.com>
7253 * optabs.h (enum optab_index): Add new OTI_scalb.
7254 (scalb_optab): Define corresponding macro.
7255 * optabs.c (init_optabs): Initialize scalb_optab.
7256 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7258 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7259 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7260 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7261 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7262 flag_unsafe_math_optimizations is set.
7264 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7265 to implement scalbf, scalb and scalbl built-ins as inline x87
7268 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7269 DJ Delorie <dj@redhat.com>
7272 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7273 (diagnostic_report_diagnostic): ... here, and turn them into real
7274 errors. If warnings are inhibited, no need to do anything.
7276 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7278 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7279 better code generation.
7281 2007-02-20 Ben Elliston <bje@au.ibm.com>
7283 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7285 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7287 * config/alpha/alpha.c, config/alpha/alpha.md,
7288 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7289 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7290 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7291 config/arm/lib1funcs.asm: Follow spelling conventions.
7293 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7294 config/fr30/fr30.md, config/i386/i386.h,
7295 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7296 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7297 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7298 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7299 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7300 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7301 config/sparc/sparc.c, config/sparc/sparc.h,
7302 config/sparc/sparc.md, config/spu/constraints.md,
7303 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7306 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7309 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7312 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7314 * doc/invoke.texi (-ftree-lrs): Remove.
7316 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7318 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7321 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7323 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7324 new CALL_EXPR_FN macro for retrieving the function
7325 declaration of the input expression.
7327 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7329 * c.opt (Waddress): New.
7330 * common.opt (Walways-true): Delete.
7331 (Wstring-literal-comparison): Delete.
7332 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7333 -Wstring-literal-comparison. Add -Waddress.
7335 (Walways-true): Delete.
7336 (Wstring-literal-comparison): Delete.
7337 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7338 consistently instead of -Walways-true in example.
7339 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7340 * c-typeck.c (parser_build_binary_op): Replace
7341 -Wstring-literal-comparison and -Walways-true with -Waddress.
7342 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7345 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7347 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7348 without DECL_STRUCT_FUNCTION initialized.
7350 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7352 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7353 due to calls to functions taking pointers as parameters.
7355 2007-02-19 Richard Henderson <rth@redhat.com>
7358 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7361 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7363 * config/s390/s390.c (s390_call_saved_register_used,
7364 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7365 accessed to the new scheme.
7367 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7369 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7370 (cris_print_index, cris_print_operand, cris_print_operand_address)
7371 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7372 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7373 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7375 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7376 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7377 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7378 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7379 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7380 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7381 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7382 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7383 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7384 (uminsi3, call, call_value): Ditto.
7385 (define_split: indir_to_reg_split, unnamed): Ditto.
7387 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7389 PR tree-optimization/30975
7390 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7393 2007-02-18 Eric Christopher <echristo@gmail.com>
7395 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7396 Remove use of arglist.
7397 (mips_expand_builtin): Remove use of arglist, pass in expr.
7398 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7399 (mips_expand_builtin_movtf): Ditto.
7400 (mips_expand_builtin_compare): Ditto.
7402 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7404 * tree-sra.c (sra_build_assignment): Replace assertion
7405 checking with a comment explaining why it can't be done.
7407 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7410 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7411 during CALL_EXPR representation conversion.
7412 * tree-ssa-propagate.c (set_rhs): Likewise.
7414 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7416 * tree-sra.c (sra_build_assignment): Disable assertion checking
7419 2007-02-18 Roger Sayle <roger@eyesopen.com>
7421 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7422 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7423 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7425 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7426 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7427 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7428 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7429 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7430 force_gimple_operand): Likewise.
7431 * ipa-cp.c (constant_val_insert): Likewise.
7432 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7433 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7434 perfect_nestify): Likewise.
7435 * langhooks.c (lhd_omp_assignment): Likewise.
7436 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7437 lower_copyprivate_clauses, lower_send_clauses,
7438 lower_send_shared_vars, expand_parallel_call,
7439 expand_omp_for_generic, expand_omp_for_static_nochunk,
7440 expand_omp_for_static_chunk, expand_omp_sections,
7441 lower_omp_single_copy, lower_omp_for_lastprivate,
7442 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7443 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7444 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7447 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7449 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7450 config/sh/sh.md: Follow spelling conventions.
7452 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7453 config/frv/predicates.md: Follow spelling conventions.
7455 * config/m68k/linux-unwind.h: Fix a comment typo.
7456 * target.h: Follow spelling conventions.
7458 2007-02-18 Roger Sayle <roger@eyesopen.com>
7460 PR rtl-optimization/28173
7461 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7462 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7463 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7464 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7465 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7467 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7469 * builtins.c (fold_builtin_load_exponent): New.
7470 (fold_builtin_2): Use it.
7472 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7474 PR rtl-optimization/30773
7475 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7476 if we fail to attach a REG_EQUIV note.
7478 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7479 Roger Sayle <roger@eyesopen.com>
7481 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7483 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7485 * calls.c (initialize_argument_information): Pass original EXP
7486 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7487 code to split complex arguments here, as part of initializing the
7489 (expand_call): Remove code that builds a list of arguments and
7490 inserts implicit arguments into it. Instead, just count how many
7491 implicit arguments there will be so we can determine the size of
7492 the ARGS array, and let initialize_argument_information do the work.
7493 (split_complex_values): Delete unused function.
7495 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7497 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7499 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7501 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7502 for arg pointer based indexed addressing.
7504 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7506 * config/ia64/ia64.h, config/ia64/ia64.md,
7507 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7508 spelling conventions.
7510 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7512 * config/m68k/m68k.c (split_di): New.
7513 * config/m68k/m68k-protos.h: Declare split_di.
7514 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7515 Improve predicate handling and split constant shifts.
7517 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7519 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7520 parameter for register bitfield operations, general predicates
7523 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7525 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7526 * config/m68k/linux-unwind.h: New file.
7528 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7530 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7531 config/i386/athlon.md, config/ia64/ia64.md,
7532 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7533 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7534 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7535 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7536 tree-vect-transform.c: Fix comment typos.
7538 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7540 * sched-deps.c (find_insn_list): Remove.
7541 * sched-int.h: Remove the prototype for find_insn_list.
7543 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7545 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7547 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7548 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7549 darwin_rs6000_override_options.
7550 (C_COMMON_OVERRIDE_OPTIONS): Expect
7551 darwin_macosx_version_min to be non-NULL always.
7552 (TARGET_C99_FUNCTIONS): Likewise.
7553 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7554 (DARWIN_MINVERSION_SPEC): New.
7555 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7556 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7558 (DARWIN_MINVERSION_SPEC): New.
7559 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7561 * config/darwin-c.c (darwin_cpp_builtins): Expect
7562 darwin_macosx_version_min to be non-NULL always.
7564 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7566 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7568 * config/i386/i386.h (x86_use_xchgb): New.
7569 (TARGET_USE_XCHGB): New macro.
7570 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7571 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7572 Split after reload into bswaphi for shifts of 8.
7573 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7574 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7575 or when optimizing for size.
7577 2007-02-16 Richard Guenther <rguenther@suse.de>
7578 Christian Bruel <christian.bruel@st.com>
7580 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7581 DECLs but prefer SSA_NAMEs over DECLs.
7583 2007-02-16 Richard Guenther <rguenther@suse.de>
7585 * tree-flow-inline.h (single_imm_use_p): Remove.
7586 (zero_imm_uses_p): Likewise.
7587 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7588 instead of single_imm_use_p.
7589 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7592 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7595 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7596 nested double- and backquotes.
7598 2007-02-15 Roger Sayle <roger@eyesopen.com>
7601 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7602 should be unreachable.
7603 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7604 For the time being redirect GIMPLE_MODIFY_STMT to the new
7605 (renamed) build_gimple_modify_stmt_stat.
7606 (build2_gimple_stat): Rename to...
7607 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7608 Always build a GIMPLE_MODIFY_STMT node.
7609 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7610 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7613 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7614 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7615 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7616 expand_complex_div_wide): Likewise.
7617 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7618 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7619 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7620 * tree-ssa-loop-manip.c (create_iv): Likewise.
7621 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7622 abs_replacement): Likewise.
7623 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7624 realify_fake_stores): Likewise.
7626 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7627 node rather than a GIMPLE_MODIFY_STMT node.
7628 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7629 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7631 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7632 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7635 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7638 * fold-const.c (fold_comparison): Add back the
7639 folding of constant complex comparisions.
7641 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7644 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7645 effects unknown to this function, return early.
7647 2007-02-15 Ian Lance Taylor <iant@google.com>
7649 * lower-subreg.c (move_eh_region_note): New static function.
7650 (resolve_simple_move): Call it.
7651 (decompose_multiword_subregs): Track blocks for which we resolve a
7652 simple move which is also a control flow insn. Pass them to
7653 find_many_sub_basic_blocks.
7654 (pass_lower_subreg): Add TODO_verify_flow.
7655 (pass_lower_subreg2): Likewise.
7657 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7658 Brooks Moses <brooks.moses@codesourcery.com>
7659 Lee Millward <lee.millward@codesourcery.com>
7661 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7662 (VL_EXP_CLASS_P): New.
7663 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7665 (TREE_OPERAND_CHECK_CODE): Likewise.
7666 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7667 (TREE_RTL_OPERAND_CHECK): Likewise.
7668 (tree_operand_check_failed): Make second parameter the whole tree
7669 instead of its code. Fixed callers.
7670 (VL_EXP_CHECK): New.
7671 (TREE_OPERAND_LENGTH): New.
7672 (VL_EXP_OPERAND_LENGTH): New.
7673 (CALL_EXPR_FN): New.
7674 (CALL_EXPR_STATIC_CHAIN): New.
7675 (CALL_EXPR_ARGS): New.
7676 (CALL_EXPR_ARG): New.
7677 (call_expr_nargs): New.
7678 (CALL_EXPR_ARGP): New.
7679 (build_nt_call_list): Declare.
7680 (build_vl_exp_stat): Declare.
7681 (build_vl_exp): New.
7682 (build_call_list): Declare.
7683 (build_call_nary): Declare.
7684 (build_call_valist): Declare.
7685 (build_call_array): Declare.
7686 (call_expr_arg): Declare.
7687 (call_expr_argp): Declare.
7688 (call_expr_arglist): Declare.
7689 (fold_build_call_list): Declare.
7690 (fold_build_call_list_initializer): Declare.
7691 (fold_call_expr): Declare to replace fold_builtin.
7692 (fold_builtin_fputs): Update to agree with modified definition.
7693 (fold_builtin_strcpy): Likewise.
7694 (fold_builtin_strncpy): Likewise.
7695 (fold_builtin_memory_chk): Likewise.
7696 (fold_builtin_stxcpy_chk): Likewise.
7697 (fold_builtin_strncpy_chk): Likewise.
7698 (fold_builtin_next_arg): Likewise.
7699 (fold_build_call_expr): Declare.
7700 (fold_builtin_call_list): Declare.
7701 (fold_builtin_call_valist): Declare.
7702 (build_call_expr): Declare.
7703 (validate_arglist): Update to agree with modified definition.
7704 (tree_operand_length): New.
7705 (call_expr_arg_iterator): New.
7706 (init_call_expr_arg_iterator): New.
7707 (next_call_expr_arg): New.
7708 (first_call_expr_arg): New.
7709 (more_call_expr_args_p): New.
7710 (FOR_EACH_CALL_EXPR_ARG): New.
7712 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7713 and tcc_gimple_stmt.
7714 (tree_code_size): Update documentation. Use sizeof (tree) rather
7715 than sizeof (char *).
7716 (tree_size): Likewise. Add case for tcc_vl_exp.
7717 (tree_node_structure): Add case for tcc_vl_exp.
7718 (contains_placeholder_p): Likewise.
7719 (substitute_in_expr): Likewise.
7720 (substitute_placeholder_in_expr): Likewise.
7721 (stabilize_reference_1): Likewise.
7722 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7723 to diagnose breakage of this interface for constructing CALL_EXPRs.
7724 (build_nt): Add similar assertion here.
7725 (build_nt_call_list): New.
7726 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7727 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7729 (get_callee_fndecl): Use new CALL_EXPR accessors.
7730 (tree_operand_check_failed): Change parameters to pass entire node
7731 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7732 (process_call_operands): New.
7733 (build_vl_exp_stat): New.
7734 (build_call_list): New.
7735 (build_call_nary): New.
7736 (build_call_valist): New.
7737 (build_call_array): New.
7738 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7739 (call_expr_arglist): New.
7741 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7742 tcc_vl_exp instead of a fixed-size tcc_expression.
7744 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7745 accessors for CALL_EXPRs.
7746 (AGGR_INIT_EXPR): Likewise.
7748 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7749 Brooks Moses <brooks.moses@codesourcery.com>
7750 Lee Millward <lee.millward@codesourcery.com>
7752 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7753 (expand_builtin_nonlocal_goto): Change parameter to be entire
7754 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7755 (expand_builtin_prefetch): Likewise.
7756 (expand_builtin_classify_type): Likewise.
7757 (mathfn_built_in): Return NULL_TREE instead of 0.
7758 (expand_errno_check): Use new CALL_EXPR accessors.
7759 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7760 Return NULL_RTX instead of 0.
7761 (expand_builtin_mathfn_2): Likewise.
7762 (expand_builtin_mathfn_3): Likewise.
7763 (expand_builtin_interclass_mathfn): Likewise.
7764 (expand_builtin_sincos): Likewise.
7765 (expand_builtin_cexpi): Likewise.
7766 (expand_builtin_int_roundingfn): Likewise.
7767 (expand_builtin_int_roundingfn_2): Likewise.
7768 (expand_builtin_pow): Likewise.
7769 (expand_builtin_powi): Likewise.
7770 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7771 of arglist, fixing callers appropriately. Use new CALL_EXPR
7772 accessors and constructors. Return NULL_RTX instead of 0.
7773 (expand_builtin_strstr): Likewise.
7774 (expand_builtin_strchr): Likewise.
7775 (expand_builtin_strrchr): Likewise.
7776 (expand_builtin_strpbrk): Likewise.
7777 (expand_builtin_memcpy): Likewise.
7778 (expand_builtin_mempcpy): Likewise.
7779 (expand_builtin_mempcpy_args): New.
7780 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7781 (expand_builtin_memmove_args): New.
7782 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7783 (expand_movstr): Likewise.
7784 (expand_builtin_strcpy): Likewise.
7785 (expand_builtin_strcpy_args): New.
7786 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7787 (expand_builtin_strncpy): Likewise.
7788 (expand_builtin_memset): Likewise.
7789 (expand_builtin_memset_args): New.
7790 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7791 (expand_builtin_memcmp): Likewise.
7792 (expand_builtin_strcmp): Likewise.
7793 (expand_builtin_strncmp): Likewise.
7794 (expand_builtin_strcat): Likewise.
7795 (expand_builtin_strncat): Likewise.
7796 (expand_builtin_strspn): Likewise.
7797 (expand_builtin_strcspn): Likewise.
7798 (expand_builtin_args_info): Likewise.
7799 (expand_builtin_va_start): Likewise.
7800 (gimplify_va_arg_expr): Likewise.
7801 (expand_builtin_va_end): Likewise.
7802 (expand_builtin_va_copy): Likewise.
7803 (expand_builtin_frame_address): Likewise.
7804 (expand_builtin_alloca): Likewise.
7805 (expand_builtin_bswap): Likewise.
7806 (expand_builtin_unop): Likewise.
7807 (expand_builtin_fputs): Likewise.
7808 (expand_builtin_expect): Likewise.
7809 (expand_builtin_fabs): Likewise.
7810 (expand_builtin_copysign): Likewise.
7811 (expand_builtin_printf): Likewise.
7812 (expand_builtin_fprintf): Likewise.
7813 (expand_builtin_sprintf): Likewise.
7814 (expand_builtin_init_trampoline): Likewise.
7815 (expand_builtin_signbit): Likewise.
7816 (expand_builtin_fork_or_exec): Likewise.
7817 (expand_builtin_sync_operation): Likewise.
7818 (expand_builtin_compare_and_swap): Likewise.
7819 (expand_builtin_lock_test_and_set): Likewise.
7820 (expand_builtin_lock_release): Likewise.
7821 (expand_builtin): Likewise.
7822 (builtin_mathfn_code): Likewise.
7824 (fold_builtin_constant_p): Pass call arguments individually instead
7825 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7826 accessors and constructors. Return NULL_TREE instead of 0.
7827 (fold_builtin_expect): Likewise.
7828 (fold_builtin_classify_type): Likewise.
7829 (fold_builtin_strlen): Likewise.
7830 (fold_builtin_nan): Likewise.
7831 (integer_valued_real_p): Likewise.
7832 (fold_trunc_transparent_mathfn): Likewise.
7833 (fold_fixed_mathfn): Likewise.
7834 (fold_builtin_cabs): Likewise.
7835 (fold_builtin_sqrt): Likewise.
7836 (fold_builtin_cbrt): Likewise.
7837 (fold_builtin_cos): Likewise.
7838 (fold_builtin_cosh): Likewise.
7839 (fold_builtin_tan): Likewise.
7840 (fold_builtin_sincos): Likewise.
7841 (fold_builtin_cexp): Likewise.
7842 (fold_builtin_trunc): Likewise.
7843 (fold_builtin_floor): Likewise.
7844 (fold_builtin_ceil): Likewise.
7845 (fold_builtin_round): Likewise.
7846 (fold_builtin_int_roundingfn): Likewise.
7847 (fold_builtin_bitop): Likewise.
7848 (fold_builtin_bswap): Likewise.
7849 (fold_builtin_logarithm): Likewise.
7850 (fold_builtin_hypot): Likewise.
7851 (fold_builtin_pow): Likewise.
7852 (fold_builtin_powi): Likewise.
7853 (fold_builtin_exponent): Likewise.
7854 (fold_builtin_memset): Likewise.
7855 (fold_builtin_bzero): Likewise.
7856 (fold_builtin_memory_op): Likewise.
7857 (fold_builtin_bcopy): Deleted; call site changed to invoke
7858 fold_builtin_memory_op directly.
7859 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7860 (fold_builtin_strncpy): Likewise.
7861 (fold_builtin_memcmp): Likewise.
7862 (fold_builtin_strcmp): Likewise.
7863 (fold_builtin_strncmp): Likewise.
7864 (fold_builtin_signbit): Likewise.
7865 (fold_builtin_copysign): Likewise.
7866 (fold_builtin_isascii): Likewise.
7867 (fold_builtin_toascii): Likewise.
7868 (fold_builtin_isdigit): Likewise.
7869 (fold_builtin_fabs): Likewise.
7870 (fold_builtin_abs): Likewise.
7871 (fold_builtin_fmin_fmax): Likewise.
7872 (fold_builtin_carg): Likewise.
7873 (fold_builtin_classify): Likewise.
7874 (fold_builtin_unordered_cmp): Likewise.
7876 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7877 New functions split out from fold_builtin_1.
7878 (fold_builtin_n): New.
7879 (fold_builtin_varargs): New.
7880 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7882 (fold_call_expr): New.
7883 (build_function_call_expr): Rewrite to use new helper function.
7884 (fold_builtin_call_list): New.
7885 (build_call_expr): New.
7886 (fold_builtin_call_valist): New.
7887 (rewrite_call_expr): New.
7888 (validate_arg): New.
7889 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7890 of an arglist. Change return type to bool. Use new CALL_EXPR
7893 (fold_builtin_strstr): Pass call arguments individually instead
7894 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7895 accessors and constructors. Return NULL_TREE instead of 0.
7896 (fold_builtin_strchr): Likewise.
7897 (fold_builtin_strrchr): Likewise.
7898 (fold_builtin_strpbrk): Likewise.
7899 (fold_builtin_strcat): Likewise.
7900 (fold_builtin_strncat): Likewise.
7901 (fold_builtin_strspn): Likewise.
7902 (fold_builtin_strcspn): Likewise.
7903 (fold_builtin_fputs): Likewise.
7904 (fold_builtin_next_arg): Likewise.
7905 (fold_builtin_sprintf): Likewise.
7907 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7908 NULL_RTX instead of 0.
7909 (expand_builtin_memory_chk): Likewise.
7910 (maybe_emit_chk_warning): Likewise.
7911 (maybe_emit_sprintf_chk_warning): Likewise.
7913 (fold_builtin_object_size): Pass call arguments individually instead
7914 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7915 accessors and constructors. Return NULL_TREE instead of 0.
7916 (fold_builtin_memory_chk): Likewise.
7917 (fold_builtin_stxcpy_chk): Likewise.
7918 (fold_builtin_strncpy_chk): Likewise.
7919 (fold_builtin_strcat_chk): Likewise.
7920 (fold_builtin_strcat_chk): Likewise.
7921 (fold_builtin_strncat_chk): Likewise.
7922 (fold_builtin_sprintf_chk): Likewise.
7923 (fold_builtin_snprintf_chk): Likewise.
7924 (fold_builtin_printf): Likewise.
7925 (fold_builtin_vprintf): Likewise.
7927 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7929 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7930 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7931 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7932 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7933 (fold_unary): Likewise.
7934 (fold_binary): Likewise.
7935 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7936 ternary expressions.
7937 (fold): Add logic for tcc_vl_exp.
7938 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7939 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7940 (fold_build3_stat): Add assertion to flag broken interface for
7941 constructing CALL_EXPRs.
7942 (fold_build_call_list): New.
7943 (fold_build_call_list_initializer): New.
7944 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7946 (fold_strip_sign_ops): Likewise.
7948 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7949 Brooks Moses <brooks.moses@codesourcery.com>
7950 Lee Millward <lee.millward@codesourcery.com>
7952 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7953 accessors and dump arguments explicitly.
7955 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7957 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7959 (print_call_name): Use new CALL_EXPR accessors.
7961 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7962 CALL_EXPR arguments explicitly instead of as a list. Use
7963 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7965 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7966 (vrp_visit_stmt): Likewise.
7968 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7969 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7971 (force_move_till_expr): Likewise.
7973 * targhooks.c (default_external_stack_protect_fail): Use
7974 build_call_expr instead of build_function_call_expr.
7975 (default_hidden_stack_protect_fail): Likewise.
7977 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7980 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7981 and walk arguments explicitly.
7983 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7984 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7985 (expand_simple_operations): Likewise.
7986 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7988 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7989 of TREE_CODE_LENGTH.
7990 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7992 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7993 instead of TREE_CODE_LENGTH.
7995 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7996 (tree_ic_transform): Likewise.
7997 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7998 parameter instead of arglist. Fix callers.
7999 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8000 (tree_stringops_transform): Likewise.
8001 (tree_indirect_call_to_profile): Likewise.
8002 (tree_stringops_values_to_profile): Likewise.
8004 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8005 (eliminate_tail_call): Likewise.
8007 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8009 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8010 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8012 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8014 * omp-low.c (build_omp_barrier): Use build_call_expr.
8015 (lower_rec_input_clauses): Likewise.
8016 (lower_reduction_clauses): Likewise.
8017 (expand_parallel_call): Likewise.
8018 (maybe_catch_exception): Likewise.
8019 (expand_omp_for_generic): Likewise.
8020 (expand_omp_for_static_nochunk): Likewise.
8021 (expand_omp_sections): Likewise.
8022 (lower_omp_single_simple): Likewise.
8023 (lower_omp_single_copy): Likewise.
8024 (lower_omp_master): Likewise.
8025 (lower_omp_ordered): Likewise.
8026 (lower_omp_critical): Likewise.
8028 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8029 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8031 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8032 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8033 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8035 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8036 and generalize to handle any number of operands.
8037 (chrec_contains_undetermined): Likewise.
8038 (tree_contains_chrecs): Likewise.
8039 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8041 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8043 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8044 fold_call_expr instead of fold_builtin.
8045 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8046 match declarations there.
8047 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8050 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8051 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8053 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8054 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8056 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8059 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8060 (execute_cse_sincos): Use new CALL_EXPR accessors.
8062 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8064 * gimple-low.c (lower_function_body): Use build_call_expr.
8065 (lower_builtin_setjmp): Likewise.
8067 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8068 (set_storage_via_libcall): Likewise.
8069 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8070 instead of TREE_CODE_LENGTH.
8071 (expand_expr_real_1): Use new CALL_EXPR accessors.
8073 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8074 generalize to handle any number of operands.
8075 (TB_parent_eq): Likewise.
8077 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8078 (strip_builtin_expect): Likewise.
8080 * function.c (gimplify_parameters): Use build_call_expr.
8082 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8083 instead of TREE_CODE_LENGTH.
8085 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8086 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8088 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8091 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8092 (gimplify_decl_expr): Likewise.
8093 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8094 Use new CALL_EXPR iterators.
8095 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8096 (gimplify_modify_expr_to_memset): Likewise.
8097 (gimplify_variable_sized_compare): Likewise.
8098 (gimplify_omp_atomic_fetch_op): Likewise.
8099 (gimplify_omp_atomic_pipeline): Likewise.
8100 (gimplify_omp_atomic_mutex): Likewise.
8101 (gimplify_function_tree): Likewise.
8103 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8104 (call_expr_flags): Likewise.
8105 (expand_call): Likewise.
8107 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8108 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8111 * coverage.c (create_coverage): Use build_call_expr.
8113 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8114 (temp_call_expr_obstack): New.
8115 (pool_copy_list): Delete.
8116 (temp_copy_call_expr): New.
8117 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8118 CALL_EXPR accessors. Get rid of special goo for copying argument
8119 lists and use temp_copy_call_expr instead.
8120 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8121 CALL_EXPR accessors.
8122 (create_expression_by_pieces): Likewise. Use build_call_array
8123 to construct the result instead of fold_build3.
8124 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8125 dealing with argument lists.
8126 (init_pre): Remove references to expression_node_pool and
8127 list_node_pool. Init temp_call_expr_obstack instead.
8128 (fini_pre): Remove references to expression_node_pool and
8131 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8132 and walk arguments explicitly instead of as a list.
8134 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8135 (mx_register_decls): Likewise.
8136 (mudflap_register_call): Likewise.
8137 (mudflap_finish_file): Likewise.
8139 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8140 (ipa_callsite_compute_param): Likewise.
8142 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8143 accessors and constructor.
8145 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8146 accessors and constructor.
8147 (convert_tramp_reference): Likewise.
8148 (convert_call_expr): Likewise.
8149 (finalize_nesting_tree_1): Likewise.
8151 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8154 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8156 * tree-inline.c (initialize_inlined_parameters): Pass entire
8157 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8159 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8160 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8162 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8163 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8164 (vectorizable_reduction): Likewise.
8165 (vectorizable_call): Use new CALL_EXPR iterators.
8166 (vectorizable_conversion): Use build_call_expr.
8167 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8168 (vect_gen_widened_results_half): Use build_call_expr.
8169 (vect_setup_realignment): Likewise.
8170 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8172 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8173 (pass_through_call): Likewise.
8174 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8177 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8178 (tree_gen_pow2_profiler): Likewise.
8179 (tree_gen_one_value_profiler): Likewise.
8180 (tree_gen_ic_func_profiler): Likewise.
8181 (tree_gen_average_profiler): Likewise.
8182 (tree_gen_ior_profiler): Likewise.
8184 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8185 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8186 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8188 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8189 of TREE_CODE_LENGTH.
8191 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8192 of TREE_CODE_LENGTH.
8194 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8196 (convert_to_integer): Likewise.
8198 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8201 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8202 Brooks Moses <brooks.moses@codesourcery.com>
8203 Lee Millward <lee.millward@codesourcery.com>
8205 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8207 * config/frv/frv.c (frv_expand_builtin): Likewise.
8208 * config/s390/s390.c (s390_expand_builtin): Likewise.
8210 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8211 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8213 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8214 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8215 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8216 (ix86_expand_store_builtin): Likewise.
8217 (ix86_expand_unop_builtin): Likewise.
8218 (ix86_expand_unop1_builtin): Likewise.
8219 (ix86_expand_sse_compare): Likewise.
8220 (ix86_expand_sse_comi): Likewise.
8221 (ix86_expand_vec_init_builtin): Likewise.
8222 (ix86_expand_vec_ext_builtin): Likewise.
8223 (ix86_expand_vec_set_builtin): Likewise.
8224 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8226 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8227 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8229 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8230 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8231 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8233 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8235 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8236 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8237 arglist. Use new CALL_EXPR accessors. Fix callers.
8238 (altivec_expand_abs_builtin): Likewise.
8239 (rs6000_expand_binop_builtin): Likewise.
8240 (altivec_expand_predicate_builtin): Likewise.
8241 (altivec_expand_lv_builtin): Likewise.
8242 (spe_expand_stv_builtin): Likewise.
8243 (altivec_expand_stv_builtin): Likewise.
8244 (rs6000_expand_ternop_builtin): Likewise.
8245 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8246 (altivec_expand_st_builtin): Likewise.
8247 (altivec_expand_dst_builtin): Likewise.
8248 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8249 arglist. Use new CALL_EXPR accessors. Fix callers.
8250 (altivec_expand_vec_set_builtin): Likewise.
8251 (altivec_expand_vec_ext_builtin): Likewise.
8252 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8253 (spe_expand_builtin): Likewise.
8254 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8255 arglist. Use new CALL_EXPR accessors. Fix callers.
8256 (spe_expand_evsel_builtin): Likewise.
8257 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8258 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8260 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8261 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8262 (arm_expand_unop_builtin): Likewise.
8263 (arm_expand_builtin): Use new CALL_EXPR accessors.
8265 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8268 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8269 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8270 (bfin_expand_unop_builtin): Likewise.
8271 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8273 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8274 Brooks Moses <brooks.moses@codesourcery.com>
8275 Lee Millward <lee.millward@codesourcery.com>
8277 * c-semantics.c (build_stmt): Add internal diagnostic check.
8279 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8280 accessors. Print arguments explicitly instead of as a list.
8282 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8284 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8285 (c_finish_omp_flish): Likewise.
8287 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8288 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8289 instead of TREE_CODE_LENGTH.
8290 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8291 (c_warn_unused_result): Likewise.
8293 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8296 * doc/invoke.texi (Warning Options): Remove
8297 -Werror-implicit-function-declaration.
8298 (Wimplicit-function-declaration): Update description.
8299 * opts.c (common_handle_option): Move handling of -Werror=* to...
8300 (enable_warning_as_error): ...here.
8301 * opts.h (enable_warning_as_error): Declare.
8302 * c-decl.c (implicit_decl_warning): Unless
8303 -Wno-implicit-function-declaration is given, emit a pedwarn if
8304 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8305 * c.opt (Wimplicit-function-declaration): Replace
8306 mesg_implicit_function_declaration with
8307 warn_implicit_function_declaration.
8308 * c-opts.c (c_common_handle_option):
8309 -Werror-implicit-function-declaration is exactly equal as
8310 -Werror=implicit-function-declaration.
8311 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8312 warn_implicit_function_declaration.
8313 (c_common_post_options): -Wimplict-function-declaration is enabled
8314 by default by -std=c99, otherwise is disabled by default.
8315 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8317 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8319 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8320 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8321 former is ignored but not the latter.
8323 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8325 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8326 is made and the reference doesn't use the alias set of its type,
8327 do not create the temporary using that type.
8329 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8331 * jump.c: Remove prototypes for delete_computation and
8332 delete_prior_computation.
8334 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8336 * jump.c (get_label_after): Delete.
8337 (get_label_before, delete_computation, delete_jump,
8338 delete_prior_computation, follow_jumps): Move...
8339 * reorg.c (delete_computation, delete_prior_computation): ... here...
8340 (get_label_before, delete_jump): ... making these static ...
8341 (follow_jumps): ... and simplifying this since it only runs after
8343 * rtl.h (get_label_after, get_label_before, delete_jump,
8344 follow_jumps): Delete prototypes.
8346 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8348 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8350 2007-02-15 Nick Clifton <nickc@redhat.com>
8352 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8353 order to prevent it from being munged by the target.
8355 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8357 * config/i386/i386.md: Remove misleading comment.
8359 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8361 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8362 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8365 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8367 * tree-sra.c (instantiate_missing_elements): Canonicalize
8369 (sra_build_assignment): New.
8370 (generate_copy_inout, generate_element_copy,
8371 generate_element_zero, generate_one_element_init): Use it.
8373 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8375 * tree-sra.c (instantiate_missing_elements): Canonicalize
8377 (sra_build_assignment): New.
8378 (generate_copy_inout, generate_element_copy,
8379 generate_element_zero, generate_one_element_init): Use it.
8381 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8383 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8386 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8388 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8389 types as aggregates not scalars.
8390 * function.c (assign_stack_temp_for_type): Likewise.
8392 2007-02-14 Roger Sayle <roger@eyesopen.com>
8393 Zdenek Dvorak <dvorakz@suse.cz>
8395 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8398 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8400 * passes.c (next_pass_1): Clear the next field of the copied
8403 2007-02-14 Richard Henderson <rth@redhat.com>
8405 * tree-sra.c (early_sra): New.
8406 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8407 (tree_sra_early, pass_sra_early): New.
8408 * tree-pass.h (pass_sra_early): Declare.
8409 * passes.c (init_optimization_passes): Use it.
8411 2007-02-14 Richard Guenther <rguenther@suse.de>
8413 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8415 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8417 PR tree-optimization/30771
8418 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8420 (vect_analyze_operations): Induction phis can now be marked as
8422 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8423 Update documentation accordingly.
8425 2007-02-14 Nick Clifton <nickc@redhat.com>
8427 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8428 most 3 arguments are supported.
8429 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8431 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8433 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8434 Ensure dst->current is valid.
8436 2007-02-13 Paul Brook <paul@codesourcery.com>
8438 * config.gcc: Add arm*-*-uclinux-*eabi.
8439 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8440 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8441 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8442 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8443 (LINK_SPEC): Define.
8445 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8447 * config/arm/uclinux-eabi.h: New file.
8448 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8449 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8452 2007-02-13 Ian Lance Taylor <iant@google.com>
8454 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8455 * flags.h (warn_strict_overflow): Declare.
8456 (enum warn_strict_overflow_code): Define.
8457 (issue_strict_overflow_warning): New static inline function.
8458 * opts.c (warn_strict_overflow): New variable.
8459 (common_handle_option): Handle OPT_Wstrict_overflow and
8460 OPT_Wstrict_overflow_.
8461 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8463 * fold-const.c: Include intl.h.
8464 (fold_deferring_overflow_warnings): New static variable.
8465 (fold_deferred_overflow_warning): New static variable.
8466 (fold_deferred_overflow_code): New static variable.
8467 (fold_defer_overflow_warnings): New function.
8468 (fold_undefer_overflow_warnings): New function.
8469 (fold_undefer_and_ignore_overflow_warnings): New function.
8470 (fold_deferring_overflow_warnings_p): New function.
8471 (fold_overflow_warning): New static function.
8472 (make_range): Add strict_overflow_p parameter. Change all
8474 (extract_muldiv, extract_muldiv_1): Likewise.
8475 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8476 tree_expr_nonnegative_p.
8477 (fold_negate_expr): Call fold_overflow_warning.
8478 (fold_range_test): Likewise.
8479 (fold_comparison): Likewise.
8480 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8481 instead of tree_expr_nonnegative_p.
8482 (tree_expr_nonnegative_warnv_p): Rename from
8483 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8484 (tree_expr_nonnegative_p): New function.
8485 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8486 strict_overflow_p parameter.
8487 (tree_expr_nonzero_p): New function.
8488 * passes.c (verify_interpass_invariants): New static function.
8489 (execute_one_pass): Call it.
8490 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8492 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8493 (estimate_numbers_of_iterations): Likewise.
8494 (scev_probably_wraps_p): Likewise.
8495 * tree-ssa-ccp.c: Include "toplev.h".
8496 (evaluate_stmt): Defer fold overflow warnings until we know we are
8498 (struct fold_stmt_r_data): Add stmt field.
8499 (fold_stmt_r): Defer fold overflow warnings until we know we
8501 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8502 (fold_stmt_inplace): Likewise.
8503 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8504 (cleanup_control_expr_graph): Defer fold overflow warnings until
8505 we know we are going to optimize.
8506 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8507 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8509 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8510 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8511 * tree-ssa-loop-manip.c (create_iv): Likewise.
8512 * c-typeck.c (build_conditional_expr): Likewise.
8513 (build_binary_op): Likewise.
8514 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8515 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8516 (extract_range_from_unary_expr): Likewise.
8517 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8518 assuming that signed overflow does not occur.
8519 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8520 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8521 (fold_defer_overflow_warnings): Declare.
8522 (fold_undefer_overflow_warnings): Declare.
8523 (fold_undefer_and_ignore_overflow_warnings): Declare.
8524 (fold_deferring_overflow_warnings_p): Declare.
8525 (tree_expr_nonzero_warnv_p): Declare.
8526 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8528 (Warning Options): Document -Wstrict-overflow.
8529 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8530 (tree-ssa-ccp.o): Likewise.
8531 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8532 (fold-const.o): Depend on intl.h.
8534 2007-02-13 Ian Lance Taylor <iant@google.com>
8537 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8540 2007-02-13 Stuart Hastings <stuart@apple.com>
8542 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8544 2007-02-13 Richard Henderson <rth@redhat.com>
8546 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8547 handled_component_p before looking for the indirect_ref.
8549 2007-02-13 Richard Henderson <rth@redhat.com>
8551 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8552 remove flags clobber.
8553 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8554 (bswaphi_lowpart): New.
8555 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8556 remove TARGET_BSWAP test. Delete expander of the same name.
8558 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8559 (expand_unop): Use them.
8561 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8563 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8564 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8565 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8566 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8567 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8568 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8569 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8570 assembler dialect choice from asm templates.
8572 2007-02-12 Richard Henderson <rth@redhat.com>
8574 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8575 (fixuns_trunc<SSEMODEF>si2): Use it.
8576 * config/i386/sse.md (vec_setv4sf_0): Export.
8577 * config/i386/i386.c (ix86_build_const_vector): Export.
8578 (ix86_split_convert_uns_si_sse): Rename from
8579 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8580 * config/i386/i386-protos.h: Update.
8582 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8585 * c-typeck.c (c_finish_return): Improve warning message.
8587 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8589 * alias.c (find_symbolic_term): Delete unused function.
8591 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8594 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8595 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8597 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8599 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8600 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8601 the function, temporarily point the debug interface to the null one.
8603 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8605 * dwarf2out.c (round_up_to_align): New static function.
8606 (field_byte_offset): Use it to round the offset.
8608 2007-02-12 Richard Henderson <rth@redhat.com>
8610 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8611 (inswl_const): Export.
8613 2007-02-12 Richard Henderson <rth@redhat.com>
8615 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8616 result mode of the libcall, convert back to outmode.
8618 2007-02-12 Roger Sayle <roger@eyesopen.com>
8620 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8621 (bswapdi2): New define_expand to implement 32-bit implementation.
8623 2007-02-12 Nick Clifton <nickc@redhat.com>
8625 * doc/invoke.texi (Overall Options): Document --help=.
8626 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8627 (cc1_options): Pass --help= on to cc1.
8628 (display_help): Add description of --help=.
8629 (process_command): Add code to handle --help=. Allow translated
8630 --help and --target-help switches to be passed on to compiler
8632 (main): Remove unused if statement.
8633 * opts.c (columns): Remove.
8634 (LEFT_COLUMN): Define.
8635 (wrap_help): Add columns argument.
8636 (print_filtered_help): Change parameters to be an include bitmask,
8637 an exclude bitmask, an any bitmask and the column width. Move the
8638 code to display the params list here. Add code to display the
8639 status of options rather than their descriptions if the quiet flag
8641 (print_specific_help): Change parameters to be an include bitmask,
8642 an exclude bitmask and an any bitmask. Move code to look up the
8643 column width here. Decide upon the title for an options listing.
8644 (common_handle_options): Add code to handle --help=. Adapt code
8645 for --help and --target-help to use the revised form of the
8646 print_specific_help function.
8647 (print_help): Delete.
8648 (print_param_help): Delete.
8649 (print_switch): Delete.
8650 * opts.h (cl_lang_count): Add prototype.
8651 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8652 CL_MAX_OPTION_CLASS): New defines.
8653 * optc-gen.awk: Add construction of cl_lang_count.
8654 * c.opt: Add Warning attribute to warning options and Optimization
8655 attribute to optimization options.
8656 * common.opt: Likewise.
8658 Add -fhelp and -ftarget-help as aliases for the transformed --help
8659 and --target-help options.
8660 * opt-functions.awk: Add code to handle Warning and Optimization
8663 2007-02-12 Richard Henderson <rth@redhat.com>
8665 * config/alpha/constraints.md: New file.
8666 * config/alpha/alpha.c: Include tm-constrs.h.
8667 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8668 alpha_extra_constraint): Remove.
8669 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8670 * config/alpha/alpha-protos.h: Update.
8671 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8672 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8673 (EXTRA_CONSTRAINT): Remove.
8674 * config/alpha/alpha.md: Include constraints.md.
8675 (adddi splitter): Use satisfies_constraint_*.
8676 * config/alpha/predicates.md (add_operand): Likewise.
8677 (sext_add_operand, addition_operation): Likewise.
8679 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8681 PR tree-optimization/29145
8682 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8683 in our handling of restrict qualified pointers.
8685 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8688 * doc/invoke.texi (Wunused-value): Update description.
8689 (Wextra): Delete item.
8690 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8691 value of Wunused-value.
8692 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8693 (c_finish_stmt_expr): Don't check extra_warnings.
8694 (emit_side_effect_warnings): The caller is responsible to check
8697 2007-02-11 Roger Sayle <roger@eyesopen.com>
8698 Matt Thomas <matt@3am-software.com>
8700 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8702 2007-02-11 Roger Sayle <roger@eyesopen.com>
8704 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8705 comparisons of POPCOUNT against zero.
8706 (simplify_const_relational_operation): Likewise.
8708 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8710 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8712 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8714 * dwarf2out.c (root_type): Delete unused function.
8716 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8718 * genattrtab.c (contained_in_p): Delete unused function.
8719 (write_expr_attr_cache): Likewise.
8721 2007-02-11 Jan Hubicka <jh@suse.cz>
8723 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8726 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8728 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8729 to add the REG_EQ* note.
8730 * see.c (see_merge_one_use_extension): Likewise.
8731 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8732 turn REG_EQUAL notes into REG_EQUIV notes if the target
8733 register may have more than one set.
8734 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8735 * gcse.c (try_replace_reg): Likewise.
8736 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8737 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8738 more than one REG_EQUIV note.
8739 * reload1.c (gen_reload): Use set_unique_reg_note.
8741 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8744 (ix86_builtin_conversion): New function.
8746 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8749 * tree.h (DECL_REPLACEABLE_P): New macro.
8750 * except.c (set_nothrow_function_flags): Likewise.
8752 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8753 Ira Rosen <irar@il.ibm.com>
8754 Dorit Nuzman <dorit@il.ibm.com>
8756 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8757 * targhooks.c (default_builtin_vectorized_conversion): New.
8758 * targhooks.h (default_builtin_vectorized_function): New declaration.
8759 * target.h (struct vectorize): Add builtin_conversion field.
8760 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8761 stmt_vec_info_type value.
8762 (vectorizable_conversion): New declaration.
8763 * tree-vect-analyze.c (vect_analyze_operations): Add
8764 vectorizable_conversion call.
8765 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8766 * tree-vect-transform.c (vectorizable_conversion): New function.
8767 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8768 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8770 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8771 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8772 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8773 or ALTIVEC_BUILTIN_VCFSX.
8775 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8778 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8779 CONST_DOUBLE and operand 0 is a hard register.
8780 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8781 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8782 is a hard floating-point register.
8784 2007-02-10 Richard Henderson <rth@redhat.com>
8785 Jakub Jelinek <jakub@redhat.com>
8786 Alexandre Oliva <aoliva@redhat.com>
8788 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8789 * builtin-types.def (BT_WORD): Make unsigned.
8790 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8791 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8792 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8793 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8794 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8795 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8797 * expr.c (emutls_var_address): New.
8798 (expand_expr_real_1): Expand emulated tls.
8799 (expand_expr_addr_expr_1): Likewise.
8800 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8801 * output.h (emutls_finish): Declare.
8802 * toplev.c (compile_file): Call it.
8803 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8804 address before wrapping in CONST.
8805 * varasm.c (emutls_htab, emutls_object_type): New.
8806 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8807 (get_emutls_object_name, get_emutls_object_type): New.
8808 (get_emutls_init_templ_addr, emutls_decl): New.
8809 (emutls_common_1, emutls_finish): New.
8810 (assemble_variable): When emulating tls, swap decls; generate
8811 constructor for the emutls objects.
8812 (do_assemble_alias): When emulating tls, swap decl and target name.
8813 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8815 * varpool.c (decide_is_variable_needed): Look at force_output.
8816 Recurse for emulated tls.
8817 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8818 with decide_is_variable_needed.
8819 * emutls.c: New file.
8820 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8821 tls_object for real tls.
8823 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8825 PR rtl-optimization/29599
8826 * reload1.c (eliminate_regs_in_insn): Take the destination
8827 mode into account when computing the offset.
8829 2007-02-09 Stuart Hastings <stuart@apple.com>
8830 Richard Henderson <rth@redhat.com>
8832 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8833 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8834 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8835 fixuns_truncdfhi2): New.
8836 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8837 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8838 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8839 (floatunssidf2): Allow nonimmediate source.
8840 * config/i386/sse.md (movdi_to_sse): New.
8841 (vec_concatv2di): Drop '*'.
8842 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8843 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8844 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8846 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8847 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8848 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8849 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8850 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8851 ix86_build_const_vector.
8852 (x86_emit_floatuns): Rewrite.
8854 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8856 * genautomata.c (longest_path_length): Delete unused function.
8857 (struct state): Delete unused longest_path_length.
8858 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8859 (get_free_state): Delete unused.
8861 2007-02-09 Jan Hubicka <jh@suse.cz>
8863 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8864 * doc/invoke.texi (inline-unit-growth): Update default value.
8866 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8867 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8868 (rebuild_cgraph_edges): Likewise.
8869 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8870 (dump_cgraph_node): Dump frequencies.
8871 (cgraph_clone_edge): Add frequency scales.
8872 (cgraph_clone_node): Add freuqnecy.
8873 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8874 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8875 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8876 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8877 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8878 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8879 (save_inline_function_body): Likewise.
8880 * ipa-inline.c: inluce rtl.h
8881 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8882 (cgraph_edge_badness): Use frequencies.
8883 (cgraph_decide_recursive_inlining): Update clonning.
8884 (cgraph_decide_inlining_of_small_function): Dump frequency.
8885 * predict.c (estimate_bb_frequencies): Export.
8886 * predict.h (estimate_bb_frequencies): Declare.
8887 * tree-inline.c (copy_bb): Watch overflows.
8888 (expand_call_inline): Update call of cgraph_create_edge.
8889 (optimize_inline_calls): Use TODO flags to update frequnecies.
8890 * passes.h: Include predict.h
8891 (init_optimization_passes): Move profile ahead.
8892 (execute_function_todo): Handle TODO_rebuild_frequencies.
8894 2007-02-09 Roger Sayle <roger@eyesopen.com>
8896 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8897 the insbl or inswl pattern into a register.
8899 2007-02-09 Roger Sayle <roger@eyesopen.com>
8901 * config/ia64/ia64.md (bswapdi2): New define_insn.
8903 2007-02-09 Richard Henderson <rth@redhat.com>
8905 * config/i386/constraints.md (Ym): New constraint.
8906 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8907 (movdi_1_rex64): Split sse and xmm general register moves from
8908 memory move alternatives. Use conditional register constraints.
8909 (movsf_1, movdf_integer): Likewise.
8910 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8911 (movdf_integer_rex64): New.
8912 (pushsf_rex64): Fix output constraints.
8913 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8914 (sse2_stored): Likewise.
8915 (sse2_storeq_rex64): New.
8916 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8917 amd and not generic.
8918 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8919 for optimize_size. Remove SF/DFmode hack.
8921 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8923 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8926 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8927 Richard Sandiford <richard@codesourcery.com>
8929 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8930 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8931 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8932 m68k/t-mlib to tmake_file.
8933 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8934 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8935 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8936 Allow it to be cf or m68k. Set m68k_arch_family. If that
8937 variable is not empty, add t-$m68k_arch_family to tmake_file.
8938 Add t-mlibs to tmake_file.
8939 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8940 * config/m68k/t-cf: New file.
8941 * config/m68k/t-m68k: Likewise.
8942 * config/m68k/t-mlibs: Likewise.
8943 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8944 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8945 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8946 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8947 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8949 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8950 (INSTALL_LIBGCC): Delete.
8951 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8952 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8953 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8954 (M68K_MLIB_CPU): Define.
8955 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8956 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8957 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8959 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8960 Richard Guenther <rguenther@suse.de>
8963 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8964 against INT_MIN/INT_MAX.
8965 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8966 file if a loop is removed.
8968 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8970 * calls.c (store_one_arg): Pass correct alignment to
8971 emit_push_insn for non-BLKmode values.
8972 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8973 unaligned stack slot via a suitably aligned slot.
8975 2007-02-08 DJ Delorie <dj@redhat.com>
8977 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8979 (legal_subregs): Use unsigned char, make const.
8980 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8982 2007-02-08 Paul Brook <paul@codesourcery.com>
8984 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8985 special interworking needed.
8987 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8989 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8990 conditional to __SSE2__.
8991 (Entries below should have been added to first ChangeLog
8992 entry for amdfam10 dated 2007-02-05)
8993 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8995 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8997 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9000 2007-02-08 DJ Delorie <dj@redhat.com>
9002 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9003 * config/m32c/m32c.c (legal_subregs): New.
9004 (m32c_illegal_subreg_p): New.
9005 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9006 unsupported subregs of hard regs.
9008 2007-02-08 Jan Hubicka <jh@suse.cz>
9010 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9011 the same one; always update histograms.
9013 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9015 * passes.c (init_optimization_passes): Tidy comment.
9017 2007-02-08 Roger Sayle <roger@eyesopen.com>
9019 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9020 strip zero_extend, bswap and rotates from POCOUNT's argument.
9021 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9022 zero_extend and rotates from PARITY's argument.
9023 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9024 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9025 of an integer constant at compile-time.
9027 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9030 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9032 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9035 * tree-ssa-live.c (remove_unused_locals): Do not remove
9036 TREE_ADDRESSABLE variables.
9037 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9038 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9039 FOR_CLOBBER. Update all users.
9040 If VAR has an associated alias set, add a virtual operand for
9041 it if no alias is found to conflict with the memory reference.
9043 2007-02-07 Jan Hubicka <jh@suse.cz>
9044 Robert Kidd <rkidd@crhc.uiuc.edu>
9046 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9048 2007-02-07 Ian Lance Taylor <iant@google.com>
9050 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9052 2007-02-07 Roger Sayle <roger@eyesopen.com>
9054 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9055 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9056 tablejumpdi, movsi_to_cr_one): Remove constraints from
9057 define_expand's match_operands.
9059 2007-02-07 Roger Sayle <roger@eyesopen.com>
9061 * global.c (compute_regsets): Move declatation of "i" inside of
9062 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9064 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9067 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9068 of INDIRECT_REF <RESULT_DECL>.
9070 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9072 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9073 Kaz Kojima <kkojima@gcc.gnu.org>
9076 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9078 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9080 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9082 * doc/loop.texi: Document possibility not to perform disambiguation
9083 of loops with multiple latches.
9084 * cfgloopmanip.c (alp_enum_p): Removed.
9085 (add_loop): Handle subloops. Use get_loop_body_with_size.
9086 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9087 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9088 the new forwarder block.
9089 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9090 Handle the case latch is NULL.
9091 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9092 when marking loop exits.
9093 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9095 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9096 disambiguate_loops_with_multiple_latches.
9097 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9098 before fix_loop_structure.
9099 * cfgloop.c: Include pointer-set.h and output.h.
9100 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9101 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9102 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9103 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9104 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9105 disambiguate_multiple_latches, get_loop_body_with_size,
9106 disambiguate_loops_with_multiple_latches): New functions.
9107 (flow_loop_dump): Dump multiple latch edges.
9108 (flow_loop_nodes_find): Handle loops with multiple latches.
9109 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9110 (glb_enum_p): Modified.
9111 (get_loop_body): Use get_loop_body_with_size.
9112 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9113 (AVOID_CFG_MODIFICATIONS): New constant.
9114 (disambiguate_loops_with_multiple_latches, add_loop,
9115 get_loop_body_with_size): Declare.
9116 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9118 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9121 * global.c (compute_regsets): New function.
9122 (global_alloc): Refactored ELIMINABLE_REGSET
9123 and NO_GLOBAL_ALLOC_REGS computation out.
9124 (rest_of_handle_global_alloc): Call compute_regsets()
9125 for non-optimizing case.
9127 2007-02-06 Richard Henderson <rth@redhat.com>
9129 * config/i386/constraints.md (Y2): Rename from Y.
9130 (Yi): New constraint.
9131 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9132 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9133 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9134 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9135 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9136 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9137 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9138 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9139 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9140 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9141 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9142 vec_extractv2si_1): Change Y constraints to Y2.
9143 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9144 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9145 Change Y constraints to Y2.
9146 (sse2_loadld): Change Y constraints to x.
9148 2007-02-06 Roger Sayle <roger@eyesopen.com>
9150 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9151 (parity<mode>2): New define_expand using rs6000_emit_parity.
9152 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9153 rs6000_emit_parity): New functions.
9154 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9155 rs6000_emit_parity): Prototype here.
9157 2007-02-06 Ian Lance Taylor <iant@google.com>
9159 * lower-subreg.c (simple_move_operand): Reject CONST.
9160 (resolve_clobber): Call validate_change rather than directly
9161 assigning to XEXP (pat, 0).
9163 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9165 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9166 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9167 (tree-cfg.o): Remove hashtab.h dependency.
9169 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9170 (struct ivopts_data): Change niters to pointer_map_t.
9171 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9172 (niter_for_exit): Create pointer_map on demand. Change for
9174 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9175 (free_loop_data): Destroy data->niters if created and reset field.
9176 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9177 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9179 * tree-ssa-reassoc.c: Include pointer-set.h.
9180 (bb_rank): Change to long *.
9181 (operand_rank): Change to pointer_map_t.
9182 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9183 (insert_operand_rank): Accept long.
9184 (operand_entry_hash, operand_entry_eq): Remove.
9185 (get_rank): Return long. Adjust for changes above.
9186 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9188 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9190 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9191 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9192 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9194 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9195 directly since it cannot be NULL.
9196 (get_vi_for_tree): Rewrite for pointer_map API.
9197 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9198 (init_alias_vars): Create vi_for_tree as pointer_map.
9199 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9201 * tree-cfg.c: Don't include hashtab.h.
9202 (edge_to_cases): Declare as pointer_map.
9203 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9205 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9206 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9207 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9209 (record_switch_edge): Delete.
9210 (get_cases_for_edge): Adjust for pointer_map API, inline
9211 record_switch_edge (rewritten for new API), remove goto.
9213 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9215 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9216 * tree-nested.c: Include pointer-set.h.
9217 (var_map_elt, var_map_eq, var_map_hash): Delete.
9218 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9220 (nesting_info_bitmap_obstack): New.
9221 (lookup_field_for_decl): Adjust for pointer_map API.
9222 (lookup_tramp_for_decl): Adjust for pointer_map API.
9223 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9224 (get_local_debug_decl): Adjust for pointer_map API.
9225 (convert_nl_goto_reference): Adjust for pointer_map API.
9226 (convert_nl_goto_receiver): Adjust for pointer_map API.
9227 (create_nesting_tree): Create outside GGC space. Create bitmap on
9228 the new obstack. Create field_map and var_map as pointer_maps.
9229 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9231 (lower_nested_functions): Move root here, no need to NULL it.
9232 Initialize and release the obstack.
9234 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9236 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9237 Remove prototypes and make them non-static.
9238 (struct tree_int_map): Remove.
9239 * tree.h (struct tree_int_map): Move here, turning TO into an
9241 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9243 * tree.h (TREE_COMPLEXITY): Remove.
9244 (struct tree_exp): Remove complexity field.
9245 * tree.c (build1_stat): Don't set it.
9247 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9248 Victor Kaplansky <victork@il.ibm.com>
9250 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9251 (vect_is_simple_reduction): Support reduction with induction as
9252 one of the operands.
9253 (vect_is_simple_iv_evolution): Fix formatting.
9254 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9255 formatting. Don't mark induction phis for vectorization.
9256 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9257 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9258 (vect_get_vec_def_for_operand): Support induction.
9259 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9261 (vectorizable_reduction): Support reduction with induction as one of
9263 (vectorizable_type_demotion): Use def-type of stmt argument rather
9264 than dummy def-type.
9266 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9267 flag_tree_scev_cprop.
9268 * common.opt (tree-scev-cprop): New flag.
9270 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9271 call to vect_get_new_vect_var.
9273 2007-02-06 Ira Rosen <irar@il.ibm.com>
9275 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9276 vectype is not NULL.
9277 (vect_pattern_recog_1): Likewise.
9279 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9281 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9282 (fold_negate_expr): Likewise.
9284 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9287 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9288 even if cv-qualification is the same.
9290 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9292 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9293 __enable_execute_stack on completion.
9295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9297 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9298 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9299 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9300 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9301 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9302 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9303 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9304 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9306 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9308 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9309 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9310 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9311 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9312 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9313 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9314 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9315 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9316 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9317 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9318 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9319 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9320 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9321 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9322 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9323 sqrtextenddfxf2_i387): Added amdfam10_decode.
9325 * config/i386/athlon.md (athlon_idirect_amdfam10,
9326 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9327 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9328 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9329 athlon_ivector_store_amdfam10): New define_insn_reservation.
9330 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9335 * config/i386/athlon.md (athlon_call_amdfam10,
9336 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9337 define_insn_reservation.
9338 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9339 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9340 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9342 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9344 * config/i386/athlon.md (athlon_sseld_amdfam10,
9345 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9346 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9350 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9351 define_insn_reservation.
9352 * config/i386/i386.md (sseins): Added sseins to define_attr type
9353 and define_attr unit.
9354 * config/i386/sse.md: Set type attribute to sseins for insertq
9357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9359 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9360 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9361 ssecomi_load_amdfam10, ssecomi_amdfam10,
9362 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9363 define_insn_reservation.
9364 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9366 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9368 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9369 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9370 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9371 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9372 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9373 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9374 define_insn_reservation.
9376 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9377 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9378 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9379 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9380 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9384 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9385 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9386 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9387 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9388 athlon_ssemul_load_k8): Added amdfam10.
9390 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9392 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9393 (x86_sse_unaligned_move_optimal): New variable.
9395 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9397 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9398 for unaligned vector SSE double/single precision loads for AMDFAM10.
9400 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9402 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9403 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9404 Define TARGET_CPU_DEFAULT_amdfam10.
9405 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9406 (processor_type): Add PROCESSOR_AMDFAM10.
9408 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9409 processor_type in config/i386/i386.h.
9410 Enable imul peepholes for TARGET_AMDFAM10.
9412 * config.gcc: Add support for --with-cpu option for amdfam10.
9414 * config/i386/i386.c (amdfam10_cost): New variable.
9415 (m_AMDFAM10): New macro.
9416 (m_ATHLON_K8_AMDFAM10): New macro.
9417 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9418 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9419 x86_promote_QImode, x86_integer_DFmode_moves,
9420 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9421 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9422 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9423 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9424 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9425 Enable/disable for amdfam10.
9426 (override_options): Add amdfam10_cost to processor_target_table.
9427 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9428 processor_alias_table.
9429 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9430 (ix86_adjust_cost): Add code for amdfam10.
9432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9434 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9435 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9436 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9437 * config/i386/i386.h: Add builtin definition for SSE4A.
9438 * config/i386/i386.md: Add support for ABM instructions
9440 * config/i386/sse.md: Add support for SSE4A instructions
9441 (movntss, movntsd, extrq, insertq).
9442 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9443 Add -march=amdfam10 flag.
9444 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9445 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9447 * doc/extend.texi: Add documentation for SSE4A builtins.
9449 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9451 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9453 2007-02-05 Richard Guenther <rguenther@suse.de>
9455 * tree-vectorizer.h (vectorizable_function): Add argument type
9456 argument, change return type.
9457 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9458 * tree-vect-transform.c (vectorizable_function): Handle extra
9459 argument, return vectorized function decl.
9460 (build_vectorized_function_call): Remove.
9461 (vectorizable_call): Handle calls with result and argument types
9462 differing. Handle loop vectorization factor correctly.
9463 * targhooks.c (default_builtin_vectorized_function): Adjust for
9465 * targhooks.h (default_builtin_vectorized_function): Likewise.
9466 * target.h (builtin_vectorized_function): Add argument type
9468 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9469 extra argument, allow vectorizing of lrintf.
9470 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9471 documentation of target hook.
9473 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9476 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9477 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9478 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9480 2007-02-05 Roger Sayle <roger@eyesopen.com>
9482 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9483 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9484 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9485 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9486 before canonicalizing sincos to cexpi.
9487 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9489 2007-02-05 Roger Sayle <roger@eyesopen.com>
9491 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9492 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9493 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9495 2007-02-05 Roger Sayle <roger@eyesopen.com>
9497 * mips-tfile.c (initialize_init_file): Correct endianness test.
9499 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9501 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9504 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9506 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9507 saves in a PARALLEL before the register assignments.
9509 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9511 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9512 DWARF_FRAME_RETURN_COLUMN to be a general register.
9513 * dwarf2out.c (init_return_column_size): New function, split from...
9514 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9515 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9516 to be nongeneral registers.
9517 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9519 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9520 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9522 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9524 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9526 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9528 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9529 (remove_path): Use can_remove_branch_p and remove_branch instead
9530 of loop_delete_branch_edge.
9531 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9532 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9533 Update profile using scale_dominated_blocks_in_loop.
9534 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9535 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9536 (can_remove_branch_p, remove_branch): Declare.
9537 * tree-cfg.c (tree_can_remove_branch_p): New function.
9538 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9539 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9540 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9542 2007-02-05 Jan Hubicka <jh@suse.cz>
9545 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9546 nodes in cgraph, don't remove offline copy of the function.
9548 2007-02-04 Jan Hubicka <jh@suse.cz>
9550 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9551 vectors might cause maybe_lookup_element_for_expr to be called
9552 on non-sra-candidate.
9554 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9556 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9557 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9558 spelling conventions.
9560 2007-02-04 Richard Guenther <rguenther@suse.de>
9563 * fold-const.c (try_move_mult_to_index): Make sure to not
9564 overflow one dimension of a multi-dimensional array access.
9566 2007-02-04 Jan Hubicka <jh@suse.cz>
9568 * passes.c (init_optimization_passes): Reindent.
9570 2007-02-04 Jan Hubicka <jh@suse.cz>
9571 Eric Botcazou <ebotcazou@adacore.com>
9573 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9574 (execute_fixup_cfg): Break out the abnormal goto code.
9575 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9576 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9577 (optimize_inline_calls): Call make_nonlocal_label_edges.
9579 2007-02-04 Jan Hubicka <jh@suse.cz>
9581 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9582 true when something was changed.
9583 (rename_ssa_copies): When something was changed, do
9584 TODO_remove_unused_locals.
9585 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9586 add TODO_remove_unused_locals when instruction was removed.
9588 2007-02-04 Jan Hubicka <jh@suse.cz>
9590 * ipa-inline.c (try_inline): Improve debug output; work on already
9592 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9593 call try_inline for already inlined edges too when flattening;
9594 inline also functions that make callee growth but overall unit size
9597 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9599 * config/m32c/bitops.md, config/m32c/jump.md,
9600 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9601 config/m32r/m32r.h, config/m32r/m32r.md,
9602 config/m32r/predicates.md, config/m68hc11/larith.asm,
9603 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9604 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9605 config/mips/mips-protos.h, config/mips/mips.c,
9606 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9607 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9608 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9609 spelling conventions.
9611 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9612 Follow spelling conventions.
9614 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9616 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9617 warn about C++0x compatibility.
9619 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9621 * config/h8300/h8300.c, config/h8300/h8300.h,
9622 config/h8300/h8300.md: Follow spelling conventions.
9624 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9627 * combine.c (try_combine): Do not substitute source operand
9628 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9630 2007-02-03 Jan Hubicka <jh@suse.cz>
9632 PR gcov-profile/30650
9633 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9634 do not divide by zero for never executed counters.
9635 (tree_find_values_to_profile): Fix counters.
9636 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9638 2007-02-03 Ian Lance Taylor <iant@google.com>
9640 * lower-subreg.c (simple_move_operand): New static function,
9641 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9643 (simple_move): Call simple_move_operand.
9644 (find_decomposable_subregs): Add special handling of MEMs.
9645 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9646 meaning of return value. If we see a hard register, test whether
9647 it can store a word_mode value. Change all callers.
9649 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9651 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9652 ftrapv insns and expanders.
9653 (subdi3): Change define_expand operand 1 to arith11_operand, and
9654 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9655 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9656 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9660 * varasm.c (notice_global_symbol): Treat global objects as weak when
9663 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9665 * emit-rtl.c (dconstpi): Delete.
9667 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9668 * real.h (dconstpi): Delete.
9670 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9671 (fold_builtin_hypot): Likewise.
9673 2007-02-03 Tom Tromey <tromey@redhat.com>
9676 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9677 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9679 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9681 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9682 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9683 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9684 config/rs6000/cell.md, config/rs6000/darwin.h,
9685 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9686 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9687 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9688 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9689 typos. Follow spelling conventions.
9690 * doc/invoke.texi: Follow spelling conventions.
9692 2007-02-03 Roger Sayle <roger@eyesopen.com>
9694 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9695 canonicalization transformations that attempt to simplify integer
9696 constant comparisons to become comparisons against zero.
9698 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9700 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9702 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9703 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9705 2007-02-02 Mike Stump <mrs@apple.com>
9707 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9708 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9709 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9710 generate a branch island.
9712 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9714 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9715 (xtensa_legitimate_address_p): New.
9716 (xtensa_legitimize_address): New.
9717 (xtensa_output_addr_const_extra): New.
9718 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9720 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9721 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9722 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9723 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9724 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9725 (xtensa_legitimize_address): New.
9726 (xtensa_output_addr_const_extra): New.
9728 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9730 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9732 2007-02-02 Ian Lance Taylor <iant@google.com>
9734 * expmed.c (expand_divmod): Add comment.
9736 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9738 * emit-rtl.c (renumber_insns): Remove.
9739 * flags.h: Remove the extern for flag_renumber_insns.
9740 * rtl.h: Remove the prototype for renumber_insns.
9741 * toplev.c (flag_renumber_insns): Remove.
9743 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9745 Revert for x86 darwin:
9746 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9748 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9749 code before the following patch under TARGET_MACHO.
9750 (ix86_function_value_regno_p): Likewise.
9752 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9754 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9757 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9760 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9761 general or fp registers. Add comments.
9762 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9764 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9766 * pointer-set.c (insert_aux): Only return insertion slot.
9767 (pointer_set_insert): Adjust.
9768 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9769 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9770 pointer_map_traverse): New.
9771 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9772 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9773 pointer_map_contains, pointer_map_traverse): Declare.
9775 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9778 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9779 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9781 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9783 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9785 (struct _dep): New type.
9786 (dep_t): New typedef.
9787 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9788 (DEP_STATUS): New access macro. The macro with the same name was
9789 renamed to DEP_LINK_STATUS.
9790 (dep_init): Declare function
9792 (struct _dep_link): New type.
9793 (dep_link_t): New typedef.
9794 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9795 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9796 (DEP_LINK_STATUS): New macro.
9797 (debug_dep_links): New debug function.
9799 (struct _deps_list): New type.
9800 (deps_list_t): New typedef.
9801 (DEPS_LIST_FIRST): New access macro.
9802 (FOR_EACH_DEP_LINK): New cycle macro.
9803 (create_deps_list, free_deps_list, delete_deps_list): Declare
9805 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9806 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9807 (copy_deps_list_change_con): Ditto.
9809 (move_dep_link): Declare function.
9811 (struct _dep_node): New type.
9812 (dep_node_t): New typedef.
9813 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9815 (struct haifa_insn_data.back_deps): New field to hold backward
9816 dependencies of the insn.
9817 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9819 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9820 Change its type to deps_list_t.
9821 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9822 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9823 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9825 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9827 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9829 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9831 (dep_cost): Declare.
9833 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9834 (ds_to_dk, dk_to_ds): New functions.
9836 (init_dep_1): New static function.
9837 (init_dep): New function.
9838 (copy_dep): New static function.
9840 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9842 (detach_dep_link): New static function.
9843 (move_dep_link): New function.
9845 (dep_links_consistent_p, dump_dep_links): New static functions.
9846 (debug_dep_links): New debugging function.
9848 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9850 (alloc_deps_list, init_deps_list): New static functions.
9851 (create_deps_list): New function.
9852 (clear_deps_list): New static function.
9853 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9854 (deps_list_consistent_p, dump_deps_list): New static functions.
9855 (debug_deps_list): New function.
9856 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9858 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9860 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9861 use new scheduler dependencies lists.
9862 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9863 (sched_analyze): Ditto. Initialize dependencies lists.
9864 (add_forw_dep, compute_forward_dependences): Update to use new
9865 scheduler dependencies lists.
9867 (init_dependency_caches): Init deps_obstack.
9868 (free_dependency_caches): Free deps_obstack.
9870 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9871 new scheduler dependencies lists.
9872 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9873 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9875 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9876 Update to use new scheduler dependencies lists.
9877 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9878 (debug_dependencies): Ditto.
9879 (schedule_region): Update comments.
9881 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9882 scheduler dependencies lists.
9883 (schedule_ebb): Update comments.
9885 * rtl.def (DEPS_LIST): Remove.
9887 * lists.c (unused_deps_list): Remove.
9888 (free_list): Update assertions.
9890 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9891 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9893 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9894 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9896 * haifa-sched.c (comments): Update.
9897 (insn_cost1): Remove. Inline the code into insn_cost ().
9898 (insn_cost): Update to use new scheduler dependencies lists. Move
9899 processing of the dependency cost to dep_cost ().
9900 (dep_cost): New function. Use it instead of insn_cost () when
9901 evaluating cost of the dependency. Use compatible interface to
9902 interact with the target.
9903 (priority): Update to use new scheduler dependencies lists.
9904 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9905 with greater number of insns that depend on the insn.
9906 (schedule_insn): Update to use new scheduler dependencies lists. Add
9907 code to free backward dependencies lists. Inline and optimize code
9908 from resolve_dep () - see PR28071.
9909 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9910 lists. Update call to targetm.sched.is_costly_dependence hook.
9912 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9913 scheduler dependencies lists.
9915 (resolve_dep): Remove. Move the logic to schedule_insn ().
9916 (init_h_i_d): Initialize dependencies lists.
9918 (process_insn_depend_be_in_spec): Rename to
9919 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9921 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9922 Update to use new scheduler dependencies lists.
9923 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9925 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9926 new scheduler dependencies lists.
9927 (build_intra_loop_deps): Ditto.
9929 * target.h (struct _dep): Declare to use in
9930 gcc_target.sched.is_costly_dependence.
9931 (struct gcc_target.sched.adjust_cost): Fix typo.
9932 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9933 single dep_t parameter instead of an equivalent triad.
9934 (struct gcc_target.sched.adjust_cost_2): Remove.
9936 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9938 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9940 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9942 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9944 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9945 (REG_DEP_TRUE): Document.
9947 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9948 Change signature to correspond to the targetm.sched.adjust_cost hook.
9949 Update use in TARGET_SCHED_ADJUST_COST_2.
9950 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9951 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9952 new scheduler dependencies lists.
9953 (ia64_gen_check): Ditto.
9955 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9958 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9959 signature to correspond to the targetm.sched.is_costly_dependence hook.
9960 (is_costly_group): Update to use new scheduler dependencies lists.
9962 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9963 instead of INSN_COST () macro.
9965 2007-02-01 Ian Lance Taylor <iant@google.com>
9967 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9969 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9971 * pa.md (tp_load): Correct mfctl instruction syntax.
9973 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9975 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9976 altivec_padding_size calculation on AIX. Improve comment, add
9977 assert to verify that it's right.
9979 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9982 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9985 * global.c (global_alloc): Add mising initialization of
9988 2007-02-01 Roger Sayle <roger@eyesopen.com>
9990 * alias.c (init_alias_analysis): Correct whitespace.
9991 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9992 partition_hot_cold_basic_blocks): Likewise.
9993 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9994 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9995 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9996 fold_builtin_snprintf_chk, fold_builtin_printf,
9997 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9998 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9999 * cfgcleanup.c (cleanup_cfg): Likewise.
10000 * cfgexpand.c (tree_expand_cfg): Likewise.
10001 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10002 * function.c (get_next_funcdef_no): Likewise.
10003 * gengtype.c (main): Likewise.
10004 * genmodes.c (main): Likewise.
10005 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10006 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10007 * ifcvt.c (noce_emit_move_insn): Likewise.
10008 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10010 * stor-layout.c (get_best_mode): Likewise.
10011 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10012 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10013 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10014 perform_var_substitution, solve_graph): Likewise.
10015 * tree-vrp.c (vrp_finalize): Likewise.
10017 2007-02-01 Ian Lance Taylor <iant@google.com>
10019 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10020 high part of a paradoxical subreg, return a constant zero.
10022 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10024 * toplev.c (lang_dependent_init): Call init_set_costs.
10025 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10027 2007-02-01 Richard Guenther <rguenther@suse.de>
10029 PR middle-end/30656
10030 * fold-const.c (fold_negate_expr): Allow negating a
10031 constant if overflow does not change.
10033 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10035 * doc/c-tree.texi (Expression trees): Improve markup.
10036 * doc/tm.texi (Register Classes, Addressing Modes)
10037 (Floating Point): Fix spacing after abbreviations. Fix some
10040 2007-02-01 Ben Elliston <bje@au.ibm.com>
10042 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10043 * doc/contrib.texi: Likewise.
10044 * doc/install.texi: Likewise.
10046 2007-01-31 Richard Henderson <rth@redhat.com>
10047 Ian Lance Taylor <iant@google.com>
10049 * lower-subreg.c: New file.
10050 * rtl.def (CONCATN): Define.
10051 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10052 pass_lower_subreg2.
10053 * emit-rtl.c (update_reg_offset): New static function, broken out
10054 of gen_rtx_REG_offset.
10055 (gen_rtx_REG_offset): Call update_reg_offset.
10056 (gen_reg_rtx_offset): New function.
10057 * regclass.c: Revert patch of 2006-03-05, restoring
10059 (clear_reg_info_regno): New function.
10060 * dwarf2out.c (concatn_loc_descriptor): New static function.
10061 (loc_descriptor): Handle CONCATN.
10062 * common.opt (fsplit_wide_types): New option.
10063 * opts.c (decode_options): Set flag_split_wide_types when
10065 * timevar.def (TV_LOWER_SUBREG): Define.
10066 * rtl.h (gen_reg_rtx_offset): Declare.
10067 (reg_scan_update): Declare.
10068 * regs.h (clear_reg_info_regno): Declare.
10069 * tree-pass.h (pass_lower_subreg): Declare.
10070 (pass_lower_subreg2): Declare.
10071 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10072 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10073 -fsplit-wide-types.
10074 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10075 * Makefile.in (OBJS-common): Add lower-subreg.o.
10076 (lower-subreg.o): New target.
10078 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10080 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10082 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10085 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10087 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10089 PR middle-end/29335
10090 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10092 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10094 * cfgloop.h: Include vec-prim.h.
10095 (enum li_flags): Remove LI_ONLY_OLD.
10096 (loop_iterator): Changed.
10097 (fel_next, fel_init): Iterate over loop tree.
10098 (FOR_EACH_LOOP_BREAK): New macro.
10099 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10101 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10102 * modulo-sched.c (sms_schedule): Ditto.
10103 * tree-vectorizer.c (vectorize_loops): Ditto.
10104 * doc/loop.texi: Update information on loop numbering and behavior of
10105 FOR_EACH_LOOP wrto new loops.
10106 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10107 add_to_evolution_1): Test nestedness of loops instead of comparing
10109 * tree-chrec.c (chrec_fold_plus_poly_poly,
10110 chrec_fold_multiply_poly_poly, chrec_evaluate,
10111 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10112 reset_evolution_in_loop): Ditto.
10113 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10115 2007-01-31 Dirk Mueller <dmueller@suse.de>
10117 * c-common.c (warn_about_parentheses): Separate warning about
10118 un-parenthized sequence of comparison operators from the one
10119 which is supposed to warn about x <= y <= z.
10121 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10123 * optabs.h (enum optab_index): Add new OTI_isinf.
10124 (isinf_optab): Define corresponding macro.
10125 * optabs.c (init_optabs): Initialize isinf_optab.
10126 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10128 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10129 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10131 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10132 expand_builtin_interclass_mathfn.
10133 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10134 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10135 (fxam<mode>2_i387): New insn pattern.
10136 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10137 built-in functions as x87 inline asm.
10139 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10141 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10143 2007-01-30 Eric Christopher <echristo@apple.com>
10145 * config.gcc: Add geode.
10147 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10149 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10150 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10151 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10152 value-prof.c: Fix comment typos.
10154 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10157 * doc/invoke.texi (Wpointer-arith): Document warning.
10159 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10161 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10162 the list of discrepancies from the draft TR.
10164 2007-01-30 Dirk Mueller <dmueller@suse.de>
10167 * doc/invoke.texi (-Wreturn-type): Update description to
10168 match new behavior.
10170 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10172 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10174 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10176 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10177 to handle optabs that operate on floating point input argument and
10178 output to integer output.
10179 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10180 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10181 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10182 expand_builtin_interclass_mathfn ().
10183 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10184 (ilogbsi2): Remove.
10185 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10186 ilogbl built-in functions as x87 intrinsics.
10188 2007-01-30 Richard Guenther <rguenther@suse.de>
10190 PR middle-end/27657
10191 * dwarf2out.c (reference_to_unused): Query varpool if the
10192 variable was output.
10194 2007-01-30 Richard Guenther <rguenther@suse.de>
10196 PR middle-end/30313
10197 * passes.c (execute_one_pass): Reset in_gimple_form to not
10198 confuse non-unit-at-a-time mode.
10200 2007-01-29 Roger Sayle <roger@eyesopen.com>
10201 Richard Guenther <rguenther@suse.de>
10203 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10204 avoid undefined behaviour on overflow. Use force_fit_type_double
10205 to construct the constant with the specified TREE_OVERFLOW.
10207 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10209 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10210 * config/dfp-bit.h: Ditto.
10212 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10214 * c-decl.c (pop_scope): Replace warnings with call to
10215 warn_for_unused_label.
10216 * c-common.h (warn_for_unused_label): Declare.
10217 * c-common.c (warn_for_unused_label): Define.
10219 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10221 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10224 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10226 * Makefile.in (USER_H): Remove decfloat.h.
10227 * ginclude/decfloat.h: Delete, moving contents to ...
10228 * ginclude/float.h: Add support for decimal floating point,
10229 guarded by __STDC_WANT_DEC_FP__.
10231 2007-01-29 Mike Stump <mrs@apple.com>
10233 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10234 Analysis and Representation to resolve case insensitive conflict.
10235 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10237 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10239 * tree.h (struct tree_memory_tag): Add aliases member.
10240 (MTAG_ALIASES): New macro.
10241 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10242 (add_may_alias): Remove pointer-set. Update for may_aliases being
10244 (mark_aliases_call_clobbered): Update for may_aliases being a
10246 (compute_tag_properties): Ditto.
10247 (create_partition_for): Ditto.
10248 (compute_memory_partitions): Ditto.
10249 (dump_may_aliases_for): Ditto.
10250 (is_aliased_with): Ditto.
10251 (add_may_alias_for_new_tag): Ditto.
10252 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10253 (compute_is_aliased): New function.
10254 (compute_may_aliases): Call compute_is_aliased).
10255 (init_alias_info): Initialize alias_bitmap_obstack.
10256 (union_alias_set_into): New function.
10257 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10258 (have_common_aliases_p): Rewrite to take two bitmaps and use
10260 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10261 Update for bitmaps.
10262 (finalize_ref_all_pointers): Update for add_may_alias changes.
10263 (new_type_alias): Ditto.
10264 * tree-flow-inline.h (may_aliases): Return a bitmap.
10265 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10266 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10267 may_aliases being a bitmap.
10268 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10269 may_aliases now returns a bitmap.
10270 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10272 * tree-ssa-operands.c (add_virtual_operand): Update for
10273 may_aliases being a bitmap.
10275 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10277 PR tree-optimization/30630
10278 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10279 variable as changed.
10281 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10284 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10285 expanded only once even if an error occurs.
10287 2007-01-29 Ben Elliston <bje@au.ibm.com>
10289 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10290 (__gcov_average_profiler): Likewise.
10291 (__gcov_ior_profiler): Likewise.
10292 (__gcov_merge_ior): Likewise.
10294 2007-01-28 Jan Hubicka <jh@suse.cz>
10296 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10297 * value-prof.c (stringop_block_profile): Likewise.
10299 2007-01-28 Jan Hubicka <jh@suse.cz>
10301 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10302 variant handling histograms; add wrapper.
10303 (clear_storage_via_libcall): Export.
10304 (emit_block_move_hints): Break out from ...; add histograms.
10305 (emit_block_move): ... this one.
10306 (clear_storage_hints): Break out from ...; add histograms.
10307 (clear_storage): ... this one.
10308 (set_storage_via_memset): Handle histogram.
10309 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10310 (clear_storage_hints, clear_storage_via_libcall): Declare.
10311 (set_storage_via_setmem): Update prototype.
10312 * doc/md.texi (movmem, setmem): Document new arguments.
10314 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10316 (stringop_block_profile): New global function.
10317 (tree_stringops_values_to_profile): Profile block size and alignment.
10318 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10320 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10321 (stringop_block_profile): Declare.
10322 * builtins.c: Include value-prof.h.
10323 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10324 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10325 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10326 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10327 * profile.c (instrument_values): Add new counters.
10328 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10330 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10331 (tree_init_edge_profiler): Build new profilers.
10332 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10333 (pass_tree_profile): Add dump.
10334 (tree_profile_hooks): Update.
10335 * Makefile.in (LIBGCOV): Add new constants.
10336 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10337 __gcov_ior_profiler): New.
10338 * i386.md (movmem/setmem expanders): Add new optional arguments.
10340 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10342 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10344 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10346 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10347 (tree_unswitch_single_loop): Pass eni_size_weights to
10348 tree_num_loop_insns.
10349 * tree-ssa-loop-manip.c: Include tree-inline.h.
10350 (can_unroll_loop_p): Pass eni_size_weights to
10351 tree_num_loop_insns.
10352 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10353 Pass eni_size_weights to estimate_num_insns.
10354 * tree.h (init_inline_once): Export.
10355 * toplev.c (backend_init): Call init_inline_once.
10356 * cgraphunit.c (cgraph_process_new_functions,
10357 cgraph_analyze_function): Pass eni_inlining_weights to
10358 estimate_num_insns.
10359 * ipa-inline.c (compute_inline_parameters): Ditto.
10360 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10361 to estimate_num_insns.
10362 (try_unroll_loop_completely): Pass eni_size_weights to
10363 tree_num_loop_insns.
10364 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10365 ot estimate_num_insns.
10366 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10367 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10368 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10369 eni_time_weights): New variables.
10370 (init_inline_once): Initialize them.
10371 (struct eni_data): Mew.
10372 (estimate_num_insns_1, estimate_num_insns): Use weights.
10373 * tree-inline.h (struct eni_weights_d): New.
10374 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10375 (estimate_num_insns): Declaration changed.
10376 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10377 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10378 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10380 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10382 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10383 relations in the conflict function is valid.
10385 2007-01-27 Ian Lance Taylor <iant@google.com>
10387 * common.opt: Add fstrict-overflow.
10388 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10389 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10390 (TYPE_OVERFLOW_UNDEFINED): Define.
10391 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10393 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10394 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10395 (fold_negate_expr): Likewise.
10396 (make_range): Likewise.
10397 (extract_muldiv_1): Likewise.
10398 (maybe_canonicalize_comparison): Likewise.
10399 (fold_comparison): Likewise.
10400 (fold_binary): Likewise.
10401 (tree_expr_nonnegative_p): Likewise.
10402 (tree_expr_nonzero_p): Likewise.
10403 * tree-vrp.c (compare_values): Likewise.
10404 (extract_range_from_binary_expr): Likewise.
10405 (extract_range_from_unary_expr): Likewise.
10406 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10408 (nowrap_type_p): Likewise.
10409 * tree-scalar-evolution.c (simple_iv): Likewise.
10410 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10411 (build_range_check): Likewise.
10412 (extract_muldiv_1): Likewise.
10413 (fold_comparison): Likewise.
10414 * tree-vrp.c (vrp_int_const_binop): Likewise.
10415 (extract_range_from_unary_expr): Likewise.
10416 * convert.c (convert_to_integer): Likewise.
10417 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10418 (fold_comparison): Likewise.
10419 (fold_binary): Likewise.
10420 * optabs.c (optab_for_tree_code): Likewise.
10421 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10422 * simplify-rtx.c (simplify_const_relational_operation): Check
10423 flag_strict_overflow and flag_trapv.
10424 (simplify_const_relational_operation): Likewise.
10425 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10426 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10429 2007-01-27 Roger Sayle <roger@eyesopen.com>
10431 * tree.c (tree_fold_gcd): Delete.
10432 * tree.h (tree_fold_gcd): Remove prototype.
10433 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10434 test whether one constant integer is a multiple of another. Instead
10435 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10436 * fold-const.c (multiple_of_p): We've determined both TOP and
10437 BOTTOM are integer constants so we can call int_const_binop directly
10438 instead of the more generic const_binop.
10440 2007-01-27 Roger Sayle <roger@eyesopen.com>
10442 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10443 1*X check that the constant hasn't overflowed, to preserve the
10445 (round_up): Provide an efficient implementation when rouding-up an
10446 INTEGER_CST to a power-of-two.
10448 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10450 * doc/sourcebuild.texi: Add comma for clarity.
10451 * doc/extend.texi: Fix some typos.
10452 * doc/passes.texi: Likewise.
10453 * doc/cppinternals.texi: Likewise.
10454 * doc/c-tree.texi: Likewise.
10455 * doc/tree-ssa.texi: Likewise.
10456 * doc/install.texi: Likewise.
10458 2007-01-27 Jan Hubicka <jh@suse.cz>
10460 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10461 (pass_sra): Do not require alias information.
10462 * passes.c (init_optimization_passes): Add SRA
10464 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10466 * tracer.c (rest_of_handle_tracer): We already cleaned
10467 up the CFG in tracer() so don't do it here again.
10468 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10469 cleanup_cfg here, either. And don't call renumber_insns.
10471 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10472 and BB_HEAD are in the insn stream here. Instead make sure
10473 that BB_INSN is valid on all insns. Also, do check here that
10474 there are no pending branch predictions...
10475 (rtl_verify_flow_info): ...instead of doing it here. Checks
10476 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10479 2007-01-26 Roger Sayle <roger@eyesopen.com>
10481 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10482 function to simplify/factorize operand order canonicalization.
10483 (ix86_fixup_binary_operands): Reorganize using the above function.
10484 (ix86_binary_operator_ok): Likewise.
10486 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10488 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10489 file scope from optimize_attrs.
10490 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10492 (optimize_attrs): Clear insn_code_values after freeing it.
10494 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10496 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10497 a parts.base assignment.
10499 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10501 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10502 (compute_subscript_distance, initialize_data_dependence_relation,
10503 finalize_ddr_dependent, analyze_ziv_subscript,
10504 analyze_siv_subscript_cst_affine,
10505 compute_overlap_steps_for_affine_univar,
10506 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10507 analyze_siv_subscript, analyze_miv_subscript,
10508 analyze_overlapping_iterations, subscript_dependence_tester_1,
10509 compute_self_dependence, free_dependence_relation): Work
10510 with affine_fn instead of chrecs.
10511 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10512 common_affine_function, affine_function_base,
10513 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10514 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10515 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10516 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10517 (all_chrecs_equal_p): Removed.
10518 * tree-data-ref.h (affine_fn, conflict_function): New types.
10519 (struct subscript): Change type of conflicting_iterations_in_a
10520 and conflicting_iterations_in_b.
10522 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10525 * config/pa/pa.h (TARGET_HPUX_11): New.
10526 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10527 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10529 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10530 Richard Guenther <rguenther@suse.de>
10532 * tree-ssa-structalias.c (solve_graph): Handle case
10533 we merged the variable to another.
10535 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10537 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10540 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10541 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10543 2007-01-25 DJ Delorie <dj@redhat.com>
10545 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10546 allow changes to modes which don't fit in those registers.
10548 * reload1.c (choose_reload_regs): Check for invalid subregs before
10549 computing their locations, not after.
10551 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10554 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10555 save Altivec registers in an eh_return function.
10556 (compute_vrsave_mask): Likewise.
10557 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10558 for saving Altivec registers.
10559 (rs6000_emit_prologue): Don't allocate stack twice in
10560 eh_return function. Correct expected value of altivec_save_offset
10561 when using save_world. Describe save of R0 to stack when using
10562 save_world. Describe stack pointer adjustment when using
10563 save_world. Remove duplicated eh_return parameter register saving.
10564 Update sp_offset variable after save_world.
10565 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10567 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10568 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10571 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10573 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10575 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10578 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10579 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10581 2007-01-25 Richard Guenther <rguenther@suse.de>
10583 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10584 * common.opt (-Wcoverage-mismatch): New warning option.
10585 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10586 if -Wcoverage-mismatch is given.
10588 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10590 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10591 (ipcp_driver): Change to static definition.
10592 Add dumping of the ifunctions.
10593 (constant_val_insert): Remove unused parameter. Support for SSA.
10594 (ipcp_propagate_const): Support for SSA.
10595 (ipcp_profile_bb_print): Print only analyzed nodes.
10596 (ipcp_replace_map_create): Remove support for Fortran constant
10598 * ipa-prop.c (ipa_method_modify_stmt,
10599 ipa_callsite_compute_param): Support for SSA.
10600 * ipa-prop.h (ipcp_driver): Remove declaration.
10601 (IS_VALID_TREE_MAP_INDEX): Add define.
10603 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10605 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10607 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10609 PR middle-end/30447
10610 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10611 constant argument to cabs and do it without checking for
10612 -funsafe-math-optimizations.
10614 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10616 * c-common.h (RID_FIRST_CXX0X): New.
10617 (RID_LAST_CXX0X): New.
10618 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10620 * c.opt (Wc++0x-compat): New.
10621 * doc/invoke.texi (-Wc++0x-compat): Document.
10623 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10625 * builtins.c (fold_builtin_carg): New.
10626 (fold_builtin_1): Use it.
10628 2007-01-24 Jan Hubicka <jh@suse.cz>
10630 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10632 * ipa-inline.c (initial_insns, max_insns): Delete.
10633 (compute_max_insns): New function.
10634 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10635 of insns as base for code growth.
10636 (cgraph_decide_inlining): Make initial_insns local; do not compute
10638 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10639 * doc/invoke.texi (inline-unit-growth): Update docs.
10641 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10643 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10644 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10645 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10646 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10647 for CPUs that have PTA_CX16 set.
10649 PR middle-end/27416
10650 * gimplify.c (omp_check_private): New function.
10651 (gimplify_scan_omp_clauses): Use it for
10652 firstprivate/lastprivate/reduction.
10654 PR middle-end/30494
10655 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10656 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10658 PR middle-end/30421
10659 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10660 If lower_lastprivate_clauses emits some statements, append them
10661 to dlist rather than body_p and to body_p append an initializer.
10662 (lower_omp_for): Adjust caller.
10664 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10666 * target.h (globalize_decl_name): New.
10667 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10668 * output.h (default_globalize_decl_name): New.
10669 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10671 (globalize_decl): Ditto.
10672 (default_globalize_decl_name): New.
10673 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10674 (ia64_handle_version_id_attribute): New.
10675 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10676 (ia64_asm_output_external): Use globalize_decl_name instead
10677 of globalize_label.
10678 * doc/extend.texi (version_id): New pragma.
10679 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10681 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10683 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10684 _uleb128_t and _Unwind_SWord with _sleb128_t.
10685 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10686 uw_frame_state_for, uw_update_context_1): Likewise.
10687 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10688 * unwind-pe.h (read_uleb128, read_sleb128,
10689 read_encoded_value_with_base): Likewise.
10690 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10692 2007-01-24 Richard Guenther <rguenther@suse.de>
10694 * builtins.c (expand_builtin_cexpi): Get the fndecl
10695 for cexp in the correct way.
10697 2007-01-24 Jan Hubicka <jh@suse.cz>
10699 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10701 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10703 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10704 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10705 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10706 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10707 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10708 __SIZEOF_PTRDIFF_T__.
10709 * doc/cpp.texi: Documentation for the new builtin macros added.
10711 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10713 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10714 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10715 instead of operands[2] to avoid access past the end of array.
10717 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10719 * reload1.c (emit_reload_insns): Pass the reload register
10720 for a non-spill output reload through forget_old_reloads_1.
10722 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10724 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10725 _SOFT_DOUBLE if doubles use software floating-point.
10726 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10727 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10728 * config/rs6000/darwin-ldouble.c: Also compile functions for
10729 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10730 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10731 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10732 commented-out long double override.
10733 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10734 * config/rs6000/eabispe.h: Likewise.
10735 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10736 long double for non-SPE.
10737 (rs6000_handle_option): Likewise.
10738 (invalid_e500_subreg): Disallow more subregs involding DImode,
10739 DFmode, TImode or TFmode.
10740 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10742 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10744 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10745 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10747 (rs6000_legitimate_address): Also check for TFmode for E500
10749 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10750 (spe_build_register_parallel): Handle TFmode and TCmode.
10751 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10753 (function_arg): Handle TFmode and TCmode for E500 double.
10754 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10756 (print_operand): Handle TFmode and TImode for %y.
10757 (rs6000_generate_compare): Handle TFmode comparisons for E500
10759 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10760 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10761 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10762 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10763 TFmode for E500 double.
10764 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10765 (floatsidf2): Enable for E500 double.
10766 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10767 (extenddftf2): Change to extenddftf2_fprs.
10768 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10769 depending on TARGET_E500_DOUBLE.
10770 (extendsftf2): Enable for E500 double.
10771 (trunctfdf2): Enable for E500 double.
10772 (trunctfsf2): Change to trunctfsf2_fprs.
10773 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10774 depending on TARGET_E500_DOUBLE.
10775 (floatsitf2): Enable for E500 double.
10776 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10777 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10778 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10779 (negtf2): Change to negtf2_internal.
10780 (negtf2): New expander.
10781 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10782 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10783 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10784 (movdi_internal32): Use rs6000_nonimmediate_operand.
10785 (unnamed splitter): Likewise.
10786 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10787 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10788 (SPE64TF, DITI): New mode macros.
10789 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10792 (frob_<mode>_di_2): New.
10793 (frob_tf_di_8_2): New.
10794 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10796 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10798 (frob_ti_<mode>_8_2): New.
10799 (frob_ti_tf_2): New.
10800 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10801 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10803 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10804 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10805 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10806 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10807 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10808 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10811 2007-01-23 Ian Lance Taylor <iant@google.com>
10813 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10815 (OBJS-archive): Reformat, alphabetize.
10816 (OBJS): Change out_object_file to OBJS-md.
10818 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10820 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10821 JUMP_P and CALL_P predicates where applicable.
10822 * config/i386/i386.c: Ditto.
10823 * config/i386/i386.md: Ditto.
10824 * config/i386/mmx.md: Ditto.
10825 * config/i386/predicates.md: Ditto.
10827 2007-01-22 Andreas Schwab <schwab@suse.de>
10829 * config/m68k/m68k.h: Fix comment.
10831 2007-01-22 Jan Hubicka <jh@suse.cz>
10833 * passes.c (init_optimization_passes): Do not rerun
10834 pass_early_warn_uninitialized.
10836 2007-01-22 Richard Guenther <rguenther@suse.de>
10838 PR tree-optimization/30038
10839 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10841 (execute_cse_sincos_1): Likewise.
10842 (execute_cse_sincos): Likewise.
10843 (gate_cse_sincos): Likewise.
10844 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10845 the cexpi() canonicalization of sincos().
10846 * tree-pass.h (pass_cse_sincos): Declare.
10847 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10849 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10851 PR rtl-optimization/29329
10852 * combine.c (replaced_rhs_insn): Rename to i2mod.
10853 (replaced_rhs_value): Rename to i2mod_new_rhs.
10854 (i2mod_old_rhs): New global variable.
10855 (combine_instructions): Adjust for above change. Save a copy of
10856 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10857 note are substituted in the second instruction.
10858 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10859 ditch the note if it pertains to the second eliminated register
10860 and this register is mentioned in i2mod_old_rhs.
10863 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10865 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10866 the insn to which the note was originally attached.
10868 2007-01-21 Jan Hubicka <jh@suse.cz>
10870 * ipa-inline.c (inlining_mode): Comment, move up.
10871 (cgraph_decide_inlining_incrementally): Do not perform inlining
10872 itself; fix handling of flattening of self recursive functions.
10873 (cgraph_find_cycles): Remove.
10874 (cgraph_flatten_node): Remove.
10875 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10876 (try_inline): New function.
10877 (cgraph_early_inlining): Update call of
10878 cgraph_decide_inlining_incrementally. Apply inlining here.
10879 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10881 2007-01-21 Dirk Mueller <dmueller@suse.de>
10884 * tree-vrp.c (check_array_bounds): do not warn
10885 about ADDR_EXPR's of ARRAY_REF's which are immediately
10886 used in binary expressions.
10888 2007-01-21 Ira Rosen <irar@il.ibm.com>
10890 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10891 read_write_dep and macros for its access.
10892 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10893 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10894 argument, call vect_check_interleaving for every independent pair of
10895 data-refs. Mark loads that access the same memory location as a store
10897 (vect_check_dependences): Remove.
10898 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10899 call, fix the call to vect_analyze_data_ref_dependence.
10900 (vect_analyze_data_ref_access): For statements that access the same
10901 data-ref, check that they are not stores; for loads, check that there
10902 is no store that access the same location.
10904 2007-01-20 Roger Sayle <roger@eyesopen.com>
10905 Joseph Myers <joseph@codesourcery.com>
10907 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10908 (-fdump-rtl-stack): Likewise.
10909 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10910 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10911 (-mpt-fixed): Use @minus{} for minus sign.
10912 (Using Precompiled Headers): Fix under/overfull hbox.
10914 2007-01-20 Jan Hubicka <jh@suse.cz>
10916 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10917 place within annotation.
10919 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10921 * pa.c (output_move_double): Change array size of xoperands to 4.
10923 2007-01-20 Jan Hubicka <jh@suse.cz>
10925 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10928 2007-01-19 Ian Lance Taylor <iant@google.com>
10930 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10931 constant to unsigned HOST_WIDE_INT before negating.
10933 2007-01-19 Ian Lance Taylor <iant@google.com>
10935 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10937 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10938 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10939 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10940 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10941 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10942 (realloc_vdef, realloc_vuse): Change second parameter to
10944 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10945 fields to unsigned.
10946 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10947 unsigned. Change x and lim locals to unsigned.
10948 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10950 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10951 (copy_virtual_operands): Change i and n locals to unsigned.
10953 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10955 PR middle-end/29335
10956 * builtins.c (fold_builtin_1): Handle builtin fdim.
10958 2007-01-20 Jan Hubicka <jh@suse.cz>
10960 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10961 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10962 init_alias_heapvars.
10963 (init_alias_heapvars): Initialize only when not already initialized.
10964 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10966 2007-01-19 Roger Sayle <roger@eyesopen.com>
10968 * common.opt (fsigned-zeros): New command line option.
10969 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10970 of flag_unsafe_math_optimizations.
10971 * opts.c (set_fast_math_flags): The -ffast-math command line option
10972 implies -fno-signed-zeros.
10973 (fast_math_flags_set_p): Likewise.
10975 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10976 the documentation of -ffast-math appropriately. Wrap long lines.
10978 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10980 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10981 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10983 2007-01-19 Tomas Bily <tbily@suse.cz>
10985 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10987 (tree_init_ic_make_global_vars): New function
10988 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10989 (tree_gen_ic_profiler): New function
10990 (tree_gen_ic_func_profiler): New function
10991 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10992 (tree_profile_hooks): Added hook for indirec/virtual calls
10993 * value-prof.c (tree_find_values_to_profile): New case for
10995 (tree_values_to_profile): Call for determining indirect/virtual
10997 (tree_indirect_call_to_profile): New function
10998 (tree_ic_transform): New function
10999 (tree_ic): New function
11000 (find_func_by_pid): New function
11001 (init_pid_map): New function
11002 (tree_value_profile_transformations): Added check for
11003 indirect/virtual call transformation
11004 * value-prof.h (enum hist_type): New counter type for
11005 indirect/virtual calls
11006 (profile_hooks): Added new hook for profiling indirect/virtual
11008 * profile.c (instrument_values): New case for indirect/virtual
11010 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11011 (GCOV_COUNTER_V_INDIR): New counter type
11012 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11013 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11015 * cgraph.c: Definition of cgraph_max_pid
11016 (cgraph_create_node): Default init of pid attribute
11017 * cgraph.h: Declaration of cgraph_max_pid
11018 (struct cgraph_node): Added pid attribute
11019 * libgcov.c (__gcov_indirect_call_profiler): New function
11020 (__gcov_one_value_profiler_body): New function
11021 (__gcov_one_value_profiler): Body was moved to
11022 __gcov_one_value_profiler_body and calls it
11024 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11026 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11027 * gengtype.c (write_types_data, write_func_for_structure,
11028 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11029 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11030 (walk_type, write_func_for_structure): Generate the mark_hook if
11033 2007-01-19 Jan Hubicka <jh@suse.cz>
11035 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11036 'early' argument take inlining mode argument specifying whether to
11037 inline for size/speeed or all functions; add support for flattening;
11039 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11041 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11044 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11045 the name of the declared identifier.
11047 2007-01-19 Dirk Mueller <dmueller@suse.de>
11049 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11050 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11051 duplicate evaluation.
11053 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11055 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11056 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11057 to XFMode, use acosxf2 and truncate result to requested mode.
11058 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11059 (asin<mode>2): Similarly, with asin expanders.
11060 (*fscalexf4_i387): Rename from *fscalexf4.
11061 (expNcorexf3): New expander.
11062 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11063 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11064 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11065 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11066 patterns for SSE math.
11067 (exp10<mode>2): Similarly, with exp10 expanders.
11068 (exp2<mode>2): Similarly, with exp2 expanders.
11069 (expm1<mode>2): Similarly, with expm1 expanders.
11070 (ldexp<mode>3): Similarly, with ldexp expanders.
11071 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11072 Use gen_truncxf<mode>2_i387_noop to truncate result.
11074 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11076 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11077 for ColdFire targets.
11079 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11080 Richard Sandiford <richard@codesourcery.com>
11082 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11083 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11084 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11085 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11086 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11087 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11089 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11091 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11092 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11093 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11094 (*adddi_dilshr32_cf): New pattern.
11095 (adddi3, subdi3): Remove first alternatives.
11097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11099 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11100 implemented using move.l, do not use its cc result for floating-point
11103 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11105 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11106 from accepting 's' constraints if flag_pic.
11108 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11110 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11111 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11112 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11113 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11115 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11117 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11118 ColdFire alternatives.
11119 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11120 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11121 architectures that support ff1 instruction.
11123 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11124 Julian Brown <julian@codesourcery.com>
11126 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11127 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11128 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11133 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11135 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11136 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11137 HOST_WIDE_INT instead of an rtx.
11138 (m68k_rtx_costs): Update call accordingly.
11139 (output_move_const_into_data_reg): Likewise. Fix formatting.
11140 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11142 (output_move_simode_const): Update calls after above changes.
11143 Rework to use automatic variables and predicates like MEM_P.
11144 * config/m68k/m68k.md (pushexthisi_const): Update call to
11147 2007-01-19 Dirk Mueller <dmueller@suse.de>
11149 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11150 in dump_flags test.
11152 2007-01-19 Richard Guenther <rguenther@suse.de>
11154 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11155 via cexp in case sincos is not available.
11157 2007-01-19 Richard Guenther <rguenther@suse.de>
11159 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11160 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11161 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11162 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11163 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11164 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11165 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11166 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11168 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11170 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11172 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11173 (atan2xf3): Directly generate RTL pattern.
11174 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11175 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11176 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11177 disable patterns for SSE math.
11178 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11179 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11180 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11181 disable patterns for SSE math.
11183 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11185 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11187 2007-01-18 Roger Sayle <roger@eyesopen.com>
11189 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11190 VIEW_CONVERT_EXPR to the same type as it's operand.
11192 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11194 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11195 configured for long double 128.
11197 2007-01-18 Mike Stump <mrs@apple.com>
11199 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11202 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11204 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11207 2007-01-18 Jan Hubicka <jh@suse.cz>
11209 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11210 greater than NUM_VOP_FREE_BUCKETS.
11212 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11214 * tree-ssa-structalias.c: Update comments.
11215 (ptabitmap_obstack): Removed.
11216 (pta_obstack): New.
11217 (oldpta_obstack): Ditto.
11218 (stats): Add a few members.
11219 (struct variable_info): Remove node, complex, address_taken, and
11220 indirect_target members. Add oldsolution member.
11221 (new_var_info): Do not initialize removed members.
11222 (constraint_expr_type): Remove INCLUDES.
11223 (constraint_graph): Add size, implicit_preds, rep,
11224 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11225 (FIRST_REF_NODE): New macro.
11226 (LAST_REF_NODE): Ditto.
11227 (FIRST_ADDR_NODE): Ditto.
11228 (find): New function.
11230 (dump_constraint): Do not handle INCLUDES.
11231 (insert_into_complex): Do not insert duplicate constraints.
11232 (condense_varmap_nodes): Renamed and rewritten into ...
11233 (merge_node_constraints): This. Also fix bug in handling of
11234 offseted copy constraints.
11235 (clear_edges_for_node): No longer need to deal with preds at all,
11236 or removing associated preds/succs.
11237 (merge_graph_nodes): Deal with indirect_cycles.
11238 Don't deal with predecessors.
11239 (add_implicit_graph_edge): New function.
11240 (add_pred_graph_edge): Ditto.
11241 (add_graph_edge): Don't deal with predecessors.
11242 (build_constraint_graph): Removed.
11243 (build_pred_graph): New function.
11244 (build_succ_graph): Ditto.
11245 (struct scc_info): Removed in_component. Added roots, dfs, and
11246 node_mapping. Remove visited_index, unification_queue.
11247 (scc_visit): Deal with union-find we do now.
11248 Deal with cycles with REF nodes.
11249 (collapse_nodes): Renamed and rewritten to ...
11250 (unify_nodes): This.
11251 (process_unification_queue): Removed.
11252 (topo_visit): Cleanup
11253 (do_da_constraint): Use find.
11254 (do_sd_constraint): Ditto.
11255 (do_ds_constraint): Ditto.
11256 (do_complex_constraint): Ditto.
11257 (init_scc_info): Update for removed and added members.
11258 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11259 (find_indirect_cycles): This.
11260 (equivalence_class): New variable.
11261 (label_visit): New function.
11262 (perform_variable_substitution): Rewritten.
11263 (free_var_substitution_info): New function.
11264 (find_equivalent_node): Ditto.
11265 (move_complex_constraints): Ditto.
11266 (eliminate_indirect_cycles): Ditto.
11267 (solve_graph): Only propagate changed bits.
11268 Use indirect cycle elimination.
11270 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11271 (tree_id_eq): Renamed to ...
11272 (tree_vi_eq): This. Update for member change
11273 (insert_id_for_tree): Renamed and rewritten to ...
11274 (insert_vi_for_tree): This.
11275 (lookup_id_for_tree): Renamed and rewritten to ...
11276 (lookup_vi_for_tree): This.
11277 (get_id_for_tree): Renamed and rewritten to ...
11278 (get_vi_for_tree): Ditto.
11279 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11280 (process_constraint): Don't handle INCLUDES.
11281 Remove special ADDRESSOF case.
11282 (find_func_aliases): Rewrite to use vi functions instead of id
11284 (create_function_info_for): Ditto.
11285 (create_variable_info_for): Ditto.
11286 (intra_create_variable_infos): Ditto.
11287 (merge_smts_into): Ditto.
11288 (find_what_p_points_to): Ditto.
11289 (init_base_vars): Ditto.
11290 (init_alias_vars): Ditto.
11291 (remove_preds_and_fake_succs): New function.
11292 (dump_sa_points_to_info): Dump new stats.
11293 (dump_solution_for_var): Use find.
11294 (set_used_smts): Fix formatting.
11295 (compute_points_to_sets): Updated for new functions.
11296 (ipa_pta_execute): Ditto.
11298 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11299 Richard Sandiford <richard@codesourcery.com>
11301 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11303 * calls.c (expand_call): If the return value is a PARALLEL,
11304 extract its first member.
11305 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11306 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11307 use FUNCTION_EXTRA_EPILOGUE.
11308 (m68k_function_value): Return a PARALLEL if the return value
11309 is of a pointer type.
11310 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11311 (FUNCTION_EXTRA_EPILOGUE): Remove.
11312 * config/m68k/m68k.md (D0_REG): New constant.
11314 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11316 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11317 output a NOP for empty epilogues.
11319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11321 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11322 before function. Extend register save check to include all
11323 registers, not just integer ones.
11325 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11327 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11328 (m68k_use_return_insn): ...this.
11329 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11330 * config/m68k/m68k.c (use_return_insn): Rename to...
11331 (m68k_use_return_insn): ...this.
11332 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11333 of USE_RETURN_INSN.
11335 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11337 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11338 nearest even, fix denormal rounding overflow.
11340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11342 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11343 f%$smove and f%$move.
11344 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11345 (extendsfdf2_cf): Use fdmove instead of f%&move.
11346 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11347 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11351 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11354 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11356 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11357 (coldfire_single_format): Declare.
11358 (coldfire_double_format): Likewise.
11359 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11360 of qnan_msb_set to determine the lower bits of a canonical
11362 (encode_ieee_double): Likewise.
11363 (encode_ieee_quad): Likewise.
11364 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11365 (mips_single_format): Likewise.
11366 (ieee_double_format): Likewise.
11367 (mips_double_format): Likewise.
11368 (ieee_extended_motorola_format): Likewise.
11369 (ieee_extended_intel_96_format): Likewise.
11370 (ieee_extended_intel_128_format): Likewise.
11371 (ieee_extended_intel_96_round_53_format): Likewise.
11372 (ibm_extended_format): Likewise.
11373 (mips_extended_format): Likewise.
11374 (ieee_quad_format): Likewise.
11375 (mips_quad_format): Likewise.
11376 (vax_f_format): Likewise.
11377 (vax_d_format): Likewise.
11378 (vax_g_format): Likewise.
11379 (i370_single_format): Likewise.
11380 (i370_double_format): Likewise.
11381 (decimal_single_format): Likewise.
11382 (decimal_double_format): Likewise.
11383 (decimal_quad_format): Likewise.
11384 (c4x_single_format): Likewise.
11385 (c4x_extended_format): Likewise.
11386 (real_internal_format): Likewise.
11387 (coldfire_single_format): New real_format.
11388 (coldfire_double_format): Likewise.
11389 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11390 canonical_nan_lsbs_set.
11391 (pdp11_d_format): Likewise.
11392 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11393 if TARGET_COLDFIRE_CPU.
11395 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11397 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11398 (output_call, m68k_legitimize_call_address): Declare.
11399 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11400 parenthesees. Add support for a 'W' constraint.
11401 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11402 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11403 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11404 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11406 (override_options): Initialize them. Do not set flag_no_function_cse
11407 for TARGET_ID_SHARED_LIBRARY.
11408 (m68k_output_pic_call): Delete.
11409 (m68k_legitimize_call_address): New function.
11410 (print_operand): Remove the %o prefix. Handle the %p prefix.
11411 (output_call): New function.
11412 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11413 target address from the GOT if symbolic jumps are not allowed.
11414 * config/m68k/m68k.md (call, general_operand): Do not set
11415 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11416 Merge separate flag_pic and !flag_pic define_insns into...
11417 (*call, *call_value): ...these new patterns. Match the address
11418 rather than the containing MEM and require it to be a call_operand.
11419 Use output_call to generate the asm template.
11420 * config/m68k/predicates.md (const_call_operand): New predicate.
11421 (call_operand): Likewise.
11423 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11425 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11426 (STACK_GROWS_DOWNWARD): Define to 1.
11427 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11428 comments, emphasizing that these values are only defaults.
11429 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11430 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11432 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11434 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11436 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11437 Richard Sandiford <richard@codesourcery.com>
11439 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11440 (FP_REGNO_P): New macros.
11441 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11442 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11443 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11444 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11446 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11448 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11449 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11451 * config/m68k/t-floatlib: New file, extracting common code from...
11452 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11453 * config/m68k/t-uclinux: Here.
11454 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11455 routines on ColdFire targets.
11457 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11459 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11460 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11461 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11462 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11463 explicitly set MOTOROLA to 1.
11464 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11466 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11467 Nathan Sidwell <nathan@codesourcery.com>
11469 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11470 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11471 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11472 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11473 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11474 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11475 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11476 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11477 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11478 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11479 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11480 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11481 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11482 (DBX_REGISTER_NUMBER): Delete.
11483 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11484 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11485 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11487 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11489 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11490 * config/flat.h: New file.
11491 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11492 OBJECT_FORMAT_FLAT.
11493 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11494 indirect references for -msep-data or -mid-shared-library.
11495 Do not use PC-relative code addresses either.
11496 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11498 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11499 for shared libraries and crt1.o for executables. Use crti.o and
11501 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11502 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11503 Do not add -elf2flt or -shared-lib-id options here.
11504 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11505 Pass -shared-lib-id if -mid-shared-library, taking the library
11506 identifier from -mshared-library-id if given, otherwise
11508 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11509 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11510 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11511 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11512 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11513 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11515 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11516 jump sequence for ISA A and ISA A+.
11517 (PICJUMP): Likewise.
11519 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11521 * config.gcc (m68k-*-uclinux*): Base the port on the common
11522 and m68k GNU/Linux files rather than on the generic ELF ones.
11523 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11524 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11526 2007-01-18 Julian Brown <julian@codesourcery.com>
11527 Richard Sandiford <richard@codesourcery.com>
11529 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11530 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11531 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11533 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11534 80 unconditionally.
11535 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11537 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11539 * doc/install.texi: Document m68k-uclinuxoldabi.
11540 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11541 * config/m68k/uclinux-oldabi.h: New file, copied from
11542 config/m68k/uclinux.h.
11544 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11546 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11547 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11548 (m32r_compute_frame_size): Use unsigned for regno.
11549 (m32r_reload_lr): Use gen_frame_mem.
11551 (m32r_output_function_epilogue): Don't output the function epilogue
11553 (m32r_expand_epilogue): New.
11554 (direct_return): Return false if the function has the interrupt
11556 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11557 * config/m32r/m32r.md (epilogue): New expander.
11558 (return_lr, return_rte): New insns.
11559 (return): Make it expander.
11560 (return_normal): New expander.
11562 2007-01-18 Josh Conner <jconner@apple.com>
11565 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11566 support for UNLE, UNLT, UNGE, and UNGT.
11568 2007-01-18 Jan Hubicka <jh@suse.cz>
11570 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11571 * tree-tailcall (add_virtual_phis): Likewise.
11572 (optimize_tail_call): Return TODOs.
11573 (execute_tail_calls): Return TODOs.
11574 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11575 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11577 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11578 Cleanup cfg using TODO.
11579 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11580 * passes.c (execute_function_todo): When cleanup did something, remove
11582 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11583 (make_edges): Don't cleanup_cfg.
11585 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11587 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11588 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11589 operate on the top of stack.
11590 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11591 register handling of instructions that output to the second
11593 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11594 (move_for_stack_reg): Special-case check for dead destination
11595 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11597 * config/i386/i386.md (UNSPEC_TAN): New constant.
11598 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11599 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11600 to correctly model move of constant 1.0 to top stack slot.
11601 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11602 (unnamed peephole2 pattern): Remove corresponding peephole2
11603 pattern that optimizes tan insn and loading of constant 1.0.
11604 (tanxf2): Use fptanxf4_i387.
11605 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11606 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11607 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11608 disable patterns for SSE math.
11609 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11610 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11612 2007-01-18 Dirk Mueller <dmueller@suse.de>
11613 Richard Guenther <rguenther@suse.de>
11616 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11617 * common.opt (Warray-bounds): Add new warning option.
11618 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11620 * Makefile.in: make tree-vrp.o depend on toplev.h
11621 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11623 (check_array_refs, check_array_bounds, check_array_ref): New.
11625 2007-01-18 Jan Hubicka <jh@suse.cz>
11627 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11628 (execute_ssa_ccp): Return flags conditionally.
11629 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11631 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11633 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11635 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11636 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11638 * Makefile.c (GTFILES): Add cfglayout.h.
11639 * gengtype.c (open_base_files): Likewise.
11640 * cfglayout.c (cfg_layout_function_footer,
11641 cfg_layout_function_header) Reindent to make gengtype happy.
11642 * cfglayout.h (cfg_layout_function_footer,
11643 cfg_layout_function_header): Add GTY(()) marker.
11645 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11647 2007-01-18 Ben Elliston <bje@au.ibm.com>
11649 * genautomata.c (write_automata): Include xstrerror output in the
11650 error message if writing the DFA description file fails.
11652 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11654 * config/mips/mips-protos.h (mips_output_external): Make it
11656 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11657 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11658 (extern_list): Likewise.
11659 (extern_head): Likewise.
11660 (TARGET_ASM_FILE_END): Likewise.
11661 (mips_file_end): Likewise.
11662 (mips_output_external): Rewritten.
11664 2007-01-18 Ben Elliston <bje@au.ibm.com>
11666 * genpreds.c (write_insn_preds_c): Only write out the function
11667 body for regclass_for_constraint if we have register constraints.
11669 2007-01-17 Tom Tromey <tromey@redhat.com>
11671 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11672 * doc/install.texi (Testing): Use sourceware.org.
11673 (Binaries): Likewise.
11674 (Specific): Likewise.
11675 * doc/contrib.texi (Contributors): Use sourceware.org.
11677 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11679 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11680 (AVR_ENHANCED): Rename to ...
11681 (AVR_HAVE_MUL): ... new.
11682 (avr_enhanced_p): Rename to ...
11683 (avr_have_mul_p): ... new.
11684 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11685 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11686 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11687 (avr_have_mul_p): ... new.
11688 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11689 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11690 'avr_enhanced_p' and 'enhanced'.
11691 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11692 AVR_HAVE_MUL instead of AVR_ENHANCED.
11693 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11694 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11695 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11696 instead of AVR_ENHANCED.
11697 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11698 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11699 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11701 2007-01-17 Ian Lance Taylor <iant@google.com>
11703 * vec.h (VEC_reserve_exact): Define.
11704 (vec_gc_p_reserve_exact): Declare.
11705 (vec_gc_o_reserve_exact): Declare.
11706 (vec_heap_p_reserve_exact): Declare.
11707 (vec_heap_o_reserve_exact): Declare.
11708 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11710 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11711 negative parameter.
11712 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11713 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11714 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11715 * vec.c (calculate_allocation): Add exact parameter. Change all
11717 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11718 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11719 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11720 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11721 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11722 (vec_heap_p_reserve_exact): New function.
11723 (vec_heap_o_reserve_exact): New function.
11725 2007-01-17 Jan Hubicka <jh@suse.cz>
11727 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11729 2007-01-17 Eric Christopher <echristo@apple.com>
11731 * config.gcc: Support core2 processor.
11733 2007-01-16 Jan Hubicka <jh@suse.cz>
11735 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11736 the names, just unlink the chain so we don't crash on dangling pointers
11739 2007-01-16 Jan Hubicka <jh@suse.cz>
11741 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11742 * tree-pass.h: Reorder to make IPA passes appear toegher.
11743 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11744 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11745 parameters, do not call early inliner.
11746 * ipa-inline.c: Update comments. Include tree-flow.h
11747 (cgraph_decide_inlining): Do not compute inlining parameters.
11748 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11749 be called with function context set up.
11750 (pass_ipa_inline): Remove unreachable functions before pass.
11751 (cgraph_early_inlining): Simplify assuming to be called from the
11753 (pass_early_inline): New pass.
11754 (cgraph_gate_ipa_early_inlining): New gate.
11755 (pass_ipa_early_inline): Turn into simple wrapper.
11756 (compute_inline_parameters): New function.
11757 (gate_inline_passes): New gate.
11758 (pass_inline_parameters): New pass.
11759 (apply_inline): Move here from tree-optimize.c
11760 (pass_apply_inline): New pass.
11761 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11763 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11764 doing them by hand.
11765 (tree_function_versioning): Do not allocate dummy struct function.
11766 * tree-inline.h (optimize_inline_calls): Update prototype.
11767 * tree-optimize.c (execute_fixup_cfg): Export.
11768 (pass_fixup_cfg): Remove
11769 (tree_rest_of_compilation): Do not apply inlines.
11770 * tree-flow.h (execute_fixup_cfg): Declare.
11771 * Makefile.in (gt-passes.c): New.
11772 * passes.c: Include gt-passes.h
11773 (init_optimization_passes): New passes.
11774 (nnodes, order): New static vars.
11775 (do_per_function_toporder): New function.
11776 (execute_one_pass): Dump current pass here.
11777 (execute_ipa_pass_list): Don't dump current pass here.
11779 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11781 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11782 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11784 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11786 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11787 (strong_alias): Define.
11788 (__gcc_qmul): Provide non-FMA for soft-float.
11789 (__gcc_qdiv): Same.
11794 (__gcc_qunord): New.
11804 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11805 soft-float functions.
11806 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11807 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11808 about long double soft float.
11810 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11811 Tehila Meyzels <tehila@il.ibm.com>
11813 * tree-vectorizer.h (is_pattern_stmt_p): New.
11814 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11815 formatting (tabs instead of spaces). Cleanup and clarify setting
11816 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11817 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11818 (vectorizable_type_demotion): Check that types are integral.
11819 (vectorizable_type_promotion): Likewise.
11820 (vectorizable_store): Fix typo. Eliminate new-line at end of
11823 2007-01-16 Jan Hubicka <jh@suse.cz>
11825 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11828 2007-01-15 Eric Christopher <echristo@apple.com>
11830 * ifcvt.c: Include vec.h, vecprim.h.
11831 (check_cond_move_block): New argument regs.
11832 Reorganize. Add registers used to regs.
11833 (cond_move_process_if_block): Use regs set above as
11836 2007-01-15 Eric Christopher <echristo@apple.com>
11838 * config/darwin.h: Update copyright.
11839 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11840 (LINK_COMMAND_SPEC): Add -u.
11841 (LINK_SPEC): Fix umbrella for above.
11843 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11845 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11848 2007-01-15 Tom Tromey <tromey@redhat.com>
11850 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11851 * doc/install.texi (Testing): Don't mention jacks.
11852 (Configuration): Document --enable-java-maintainer-mode. Move
11853 --with-java-home to libgcj-specific section. Document
11855 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11857 2007-01-15 Jan Hubicka <jh@suse.cz>
11859 * tree-ssa-dce.c (DCE_TODOs): New.
11860 (propagate_necessity): Return if something changed.
11861 (eliminate_unnecessary_stmts): Likewise.
11862 (perform_tree_ssa_dce): Return TODO flags when needed.
11863 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11865 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11867 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11868 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11869 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11870 patterns using X87MODEF12 mode macro. Extend operand 1
11871 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11872 (log10<mode>2): Ditto.
11873 (log2<mode>2): Ditto.
11874 (log1p<mode>2): Ditto.
11875 (logb<mode>2): Ditto.
11876 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11877 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11878 (*fxtractxf3_i387): Rename from *fxtractxf3.
11879 (fxtract_extend<mode>xf3_i387): New insn pattern.
11880 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11881 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11882 and gen_fyl2xxf3_i387().
11884 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11886 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11887 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11888 get_loop_exit_edges. Changed return type to bool.
11889 * cfgloop.h (fix_loop_placement): Declaration removed.
11891 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11893 * param.h (MIN_VECT_LOOP_BOUND): New.
11894 * params.def (MIN_VECT_LOOP_BOUND): New.
11895 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11896 argument - minimum threshold for number of iterations.
11897 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11898 argument to declaration.
11899 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11900 MIN_VECT_LOOP_BOUND.
11901 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11902 slpeel_tree_peel_loop_to_edge with additional argument.
11903 (vect_do_peeling_for_alignment): Likewise.
11904 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11906 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11909 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11910 operands of size 1.
11912 2007-01-14 Jan Hubicka <jh@suse.cz>
11914 * tree-dfa.c (remove_referenced_var): New function.
11915 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11916 prune referenced vars list too.
11917 * tree-flow.h (remove_referenced_var): Declare.
11919 2007-01-14 Jan Hubicka <jh@suse.cz>
11921 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11923 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11924 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11925 * except.h (verify_eh_throw_table_statements): Kill prototype.
11926 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11927 into call exrepssions.
11928 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11930 * tree-cfg.c: Include pointer-set.h.
11931 (verify_node_sharing): Work on pointer set.
11932 (verify_eh_throw_stmt_node): New.
11933 (verify_stmts): Use pointers sets, verify throw_stmt.
11935 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11937 * ipa-reference.c (analyze_function): Consider also addresses taken
11940 2007-01-12 Roger Sayle <roger@eyesopen.com>
11942 * c-typeck.c (null_pointer_constant_p): Replace use of
11943 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11944 (build_c_cast): Likewise.
11946 2007-01-12 Roger Sayle <roger@eyesopen.com>
11948 * tree.h (force_fit_type_double): Remove unused final argument.
11949 * c-common.c (constant_expression_warning): Replace use of
11950 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11951 (convert_and_check): Likewise.
11952 (shorten_compare): Update call to force_fit_type_double.
11953 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11954 * convert.c (convert_to_pointer): Update call to
11955 force_fit_type_double.
11956 * fold-const.c (force_fit_type_double): Remove overflowed_const
11958 (int_const_binop, fold_convert_const_int_from_int,
11959 fold_convert_const_int_from_real, fold_div_compare,
11960 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11961 fold_abs_const, fold_not_const): Remove the final argument from
11962 calls to force_fit_type_double.
11964 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11966 * configure.ac: Set insn to "nop" for spu-*-* also.
11967 * configure: Regenerate.
11969 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11971 * builtins.def : Add BUILT_IN_FREE.
11973 2007-01-12 Jan Hubicka <jh@suse.cz>
11975 PR tree-optimization/30443
11976 * tree-inline.c (tree_function_versioning): Do not optimize when
11977 cloning for inlining.
11979 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11981 * doc/loop.texi: Document recording of loop exits.
11982 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11983 (update_single_exits_after_duplication,
11984 update_single_exit_for_duplicated_loop,
11985 update_single_exit_for_duplicated_loops): Removed.
11986 (duplicate_loop_to_header_edge): Do not call
11987 update_single_exits_after_duplication and
11988 update_single_exit_for_duplicated_loops.
11989 (loop_version): Do not update single_exit information.
11990 (fix_loop_structure): Use record_loop_exits instead of
11991 mark_single_exit_loops.
11992 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11993 the lists of loop exits.
11994 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11995 split_edge, merge_blocks): Update the lists of loop exits.
11996 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11997 loop_optimizer_init.
11998 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11999 of mark_single_exit_loops.
12000 (loop_optimizer_finalize): Call release_recorded_exits.
12001 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12002 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12003 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12004 update single exit information.
12005 * lambda-code.c (perfect_nestify): Ditto.
12006 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12007 (mark_single_exit_loops): Removed.
12008 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12009 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12010 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12012 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12013 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12014 (verify_loop_structure): Verify consistency of the exit lists.
12015 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12016 (set_single_exit): Removed.
12017 * cfgloop.h (struct loop_exit): New function.
12018 (struct loop): single_exit_ field replaced by exits field.
12019 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12020 (struct loops): Added exits hash.
12021 (mark_single_exit_loops, set_single_exit): Declaration removed.
12022 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12024 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12026 * doc/invoke.texi: Avoid use of @headitem.
12028 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12030 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12032 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12034 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12037 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12038 Richard Sandiford <richard@codesourcery.com>
12040 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12041 * config/m68k/m68k.opt: Resort options.
12042 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12044 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12045 Richard Sandiford <richard@codesourcery.com>
12047 * doc/invoke.texi: Document the macros that are defined by
12048 m68k's -mtune and -mhard-float options.
12049 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12050 (m68k_cpp_cpu_family): Likewise.
12051 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12052 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12053 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12054 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12055 (m68k_cpp_cpu_family): Likewise.
12057 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12059 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12060 macros besides mc68000 as tuning macros. Use a switch statement
12061 to set them and mcpu32.
12063 2007-01-12 Julian Brown <julian@codesourcery.com>
12065 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12066 (TARGET_68040_ONLY): Rename to...
12067 (TARGET_68040): ...this.
12068 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12069 * config/m68k/m68k.md: Likewise.
12071 2007-01-12 Julian Brown <julian@codesourcery.com>
12072 Nathan Sidwell <nathan@codesourcery.com>
12073 Richard Sandiford <richard@codesourcery.com>
12075 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12076 the -mcpu= argument associated with the --with-cpu setting.
12077 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12078 if different from the one implied by the -mcpu setting.
12079 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12080 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12081 * doc/invoke.texi: Mention ColdFire in the introduction to the
12082 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12083 -mno-div and -mhard-float options. Make -m68881 a synonym for
12084 -mhard-float. Document the previously-undocumented -m5206e,
12085 -m528x, -m5307 and -m5407 options. Tweak the existing option
12086 documentation for consistency.
12087 * doc/install.texi: Mention new --with-cpu arguments.
12088 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12089 default CPU if neither -mcpu nor -march are specified.
12090 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12091 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12092 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12093 using m68k_tune to decide between families that implement the
12094 same ISA. Use m68k_tune to set __mcfv4e__.
12095 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12096 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12097 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12098 (FL_ISA_C, FL_ISA_MMU): New macros.
12099 (MASK_COLDFIRE): Delete.
12100 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12101 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12102 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12103 (TARGET_HARD_FLOAT): Do not define here.
12104 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12105 (TUNE_68000): New macro.
12106 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12107 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12108 (TUNE_CFV2): Redefine in terms of m68k_tune.
12109 (uarch_type, target_device, fpu_type): New enums.
12110 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12111 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12112 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12113 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12114 (FL_FOR_isa_c): New macros.
12115 (m68k_isa): New enum.
12116 (m68k_target_selection): New structure.
12117 (all_devices, all_isas, all_microarchs): New tables.
12118 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12119 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12120 (MASK_ALL_CPU_BITS): Delete.
12121 (m68k_find_selection): New function.
12122 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12123 Map the legacy target options to a combination of the new ones.
12124 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12125 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12126 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12128 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12129 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12131 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12132 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12133 * config/m68k/m68k-devices.def: New file.
12135 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12136 Nathan Sidwell <nathan@codesourcery.com>
12138 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12139 (SUBTARGET_EXTRA_SPECS): New macros.
12140 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12141 use %(asm_cpu_spec) instead.
12142 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12143 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12144 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12145 (EXTRA_SPECS): Rename to...
12146 (SUBTARGET_EXTRA_SPECS): ...this.
12148 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12149 Richard Sandiford <richard@codesourcery.com>
12150 Julian Brown <julian@codesourcery.com>
12152 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12153 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12154 to the configuration's default CPU.
12155 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12156 Remove default masks.
12157 (m680[012]0-*-*): Set the default with_cpu to the first part of
12159 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12160 (m68k*-*-linux): Extend the --with-cpu handling to...
12161 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12162 and m68010. Don't set target_cpu_default2.
12163 * doc/install.texi: Document --with-cpu for m68k.
12164 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12165 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12166 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12167 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12168 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12169 (ASM_SPEC): Remove use of %(asm_cpu_default).
12170 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12171 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12172 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12173 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12174 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12175 (TARGET_DEFAULT): Delete.
12176 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12177 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12178 (CPP_CPU_SPEC): Delete.
12179 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12180 the appropriate string.
12181 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12182 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12183 (ASM_SPEC): Don't use %(asm_default_spec).
12184 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12185 TARGET_DEFAULT and add MASK_68881.
12186 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12188 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12190 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12191 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12192 MASK_68010 alongside MASK_68020.
12193 * doc/invoke.texi: Document -m68010.
12194 * config/m68k/m68k.opt (m68010): New.
12195 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12197 (TUNE_68010): New macro.
12198 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12199 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12200 (M68K_CPU_m68332): Add MASK_68010.
12201 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12202 fallback definition.
12203 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12205 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12206 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12207 to all entries that use MASK_68020.
12208 (output_move_simode_const, output_move_himode, output_move_qimode)
12209 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12210 instead of TARGET_68020 to select clr behavior. Remove comment
12211 about there being no TARGET_68010.
12212 * config/m68k/m68k.md: Likewise throughout.
12214 2007-01-12 Julian Brown <julian@codesourcery.com>
12216 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12217 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12218 * config/m68k/m68k.md: Likewise.
12220 2007-01-12 Julian Brown <julian@codesourcery.com>
12222 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12223 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12225 2007-01-12 Julian Brown <julian@codesourcery.com>
12227 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12228 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12229 * config/m68k/m68k.md: Likewise.
12231 2007-01-12 Julian Brown <julian@codesourcery.com>
12232 Richard Sandiford <richard@codesourcery.com>
12234 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12235 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12236 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12238 (TARGET_CPU32): Rename to...
12239 (TUNE_CPU32): ...this.
12240 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12241 (TUNE_CFV2): New macros.
12242 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12243 remove conditions that are implied by TARGET_68020.
12244 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12245 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12246 (m68k_output_function_epilogue): Likewise.
12247 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12248 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12249 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12250 non-68000 timings. Refactor multiplication and division costs.
12251 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12252 TUNE_CPU32 instead of TARGET_CPU32.
12253 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12254 and TUNE_68060 instead of TARGET_68060.
12255 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12256 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12258 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12259 && !TARGET_COLDFIRE" to choose between moveq and clr.
12260 Likewise in the unnamed movsf pattern.
12261 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12262 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12265 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12267 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12268 of tabbing before backslashes.
12270 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12272 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12273 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12274 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12276 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12278 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12279 find_interesting_uses_cond.
12280 (find_interesting_uses_cond): Use extract_cond_operands.
12281 (rewrite_use_compare): Use extract_cond_operands and
12282 force_gimple_operand_bsi. Do not call update_stmt.
12283 (determine_use_iv_cost_condition): Use extract_cond_operands.
12284 Return cheaper of using original bound and changing the exit bound.
12286 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12288 PR tree-optimization/29516
12289 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12290 most_expensive_mult_to_index, addr_to_parts,
12291 create_mem_ref, maybe_fold_tmr): Make the type of
12292 fields of TARGET_MEM_REF sizetype.
12293 (move_fixed_address_to_symbol, move_pointer_to_base):
12295 * tree.def (TARGET_MEM_REF): Add comment on types of
12298 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12300 * c-common.c (vector_types_convertible_p): Treat opaque types as
12301 always convertible if they have the same size, but not otherwise.
12303 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12305 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12306 Remove the b_unconditional field.
12307 (noce_try_sign_mask): Do not look at b_unconditional.
12308 (noce_process_if_block): Do not use merge_if_blocks. Update
12309 the CFG here. Do not set b_unconditional.
12310 (cond_move_process_if_block): Likewise.
12311 (find_cond_trap): Likewise.
12312 (check_cond_move_block): Require simple jump insns at the end
12313 of the basic block.
12315 2007-01-11 Jan Hubicka <jh@suse.cz>
12317 PR tree-optimization/1046
12318 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12319 when alias info is not ready.
12320 (pass_tail_recursion): Do not require aliasing.
12321 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12322 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12323 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12324 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12325 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12326 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12327 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12329 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12330 When aliasing is not build, mark statement as volatile.
12332 2007-01-11 Tom Tromey <tromey@redhat.com>
12334 PR preprocessor/15185, PR preprocessor/20989:
12335 * doc/cppopts.texi <-MT>: Update description of algorithm for
12336 computing default target.
12337 <-M, -MD>: Reword "basename" text.
12339 2007-01-11 Roger Sayle <roger@eyesopen.com>
12341 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12342 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12343 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12344 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12345 fold_builtin_bswap, real_constp, fold_builtin_pow,
12346 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12347 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12348 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12349 * convert.c (convert_to_pointer): Likewise.
12350 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12351 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12352 const_binop, fold_convert_const_int_from_int,
12353 fold_convert_const_int_from_real,
12354 fold_convert_const_real_from_real, sign_bit_p,
12355 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12356 fold_sign_changed_comparison, fold_unary, fold_comparison,
12357 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12358 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12359 * print-tree.c (print_node_brief, print_node): Likewise.
12360 * stor-layout.c (place_field, layout_type): Likewise.
12361 * tree-chrec.c (keep_cast): Likewise.
12362 * tree.c (build_vector, build_real, build_real_from_int_cst,
12363 build_complex): Likewise.
12365 2007-01-11 Roger Sayle <roger@eyesopen.com>
12367 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12368 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12370 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12372 * configure.ac (strict1_warn): Rename to strict_warn.
12373 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12374 cc_set_by_configure, quoted_cc_set_by_configure,
12375 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12376 all_boot_languages, all_stagestuff): Remove.
12377 (target_list): Remove bootstrap targets.
12378 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12379 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12380 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12381 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12382 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12383 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12384 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12385 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12386 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12387 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12388 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12389 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12390 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12391 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12392 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12393 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12394 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12395 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12396 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12397 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12398 (mostlyclean): Adjust.
12399 (clean, distclean): Don't mention bootstrap stuff.
12400 * configure: Regenerate.
12401 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12402 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12403 treelang/config-lang.in (stagestuff): Remove.
12404 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12405 stageprofile, stagefeedback, stagestuff): Remove mention.
12407 2007-01-11 Nick Clifton <nickc@redhat.com>
12409 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12411 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12412 (mcore_arith_K_S_operand): Run the test for the S constraint not
12413 the test for the M constraint.
12414 (mcore_addsub_operand): Do not accept integer values that are
12415 larger than 32 bits.
12416 * config/mcore/mcore.md: Remove unused constraints from split.
12417 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12418 (addsi3): Likewise.
12419 (allocate_stack): Likewise.
12420 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12421 operands to 32 bits.
12422 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12424 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12425 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12426 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12427 mcore_output_bclri, mcore_output_andn, output_inline_const,
12428 mcore_output_move, mcore_output_movedouble): Likewise.
12429 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12430 (output_inline_const): Likewise.
12431 (output_inline_const): Fix format strings used in sprintf
12433 * config/mcore/mcore-protos.h: Update prototypes for changed
12434 functions in mcore.c.
12435 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12436 HOST_WIDE_INT and not int.
12437 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12438 CONST_OK_FOR_N): Likewise.
12439 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12440 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12443 2007-01-10 Jan Hubicka <jh@suse.cz>
12445 * tree-vrp.c (remove_range_assertions): Release defs.
12446 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12447 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12449 2007-01-10 Paul Brook <paul@codesourcery.com>
12451 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12452 * config/arm/arm.md (mulsi3subsi): New insn.
12454 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12456 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12457 (tree_transform_and_unroll_loop): New.
12458 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12461 2007-01-10 Robert Kennedy <jimbob@google.com>
12463 * fold-const.c (fold_comparison): Fold comparisons like (x *
12464 1000 < 0) to (x < 0).
12466 2007-01-10 Ian Lance Taylor <iant@google.com>
12468 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12469 operands have the same priority.
12471 2007-01-10 Tom Tromey <tromey@redhat.com>
12473 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12474 (fold_binary): Likewise.
12475 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12476 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12477 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12478 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12479 * langhooks.h (struct lang_hooks): Removed field
12480 'can_use_bit_fields_p'.
12482 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12484 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12486 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12488 * function.c (get_last_funcdef_no): New function.
12489 * function.h (get_last_funcdef_no): Declare.
12490 * tree-inline.c (initialize_cfun): Add initialization.
12491 (tree_function_versioning): Cleanup.
12493 2007-01-10 Jan Hubicka <jh@suse.cz>
12495 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12498 2007-01-10 Sa Liu <saliu@de.ibm.com>
12499 Ben Elliston <bje@au.ibm.com>
12501 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12502 for SAVE_NONLOCAL and Pmode for any other save level.
12503 * spu-protos.h (spu_restore_stack_block): Declare.
12504 * spu.md (save_stack_block): Remove.
12505 (restore_stack_block): Call spu_restore_stack_block.
12506 * spu.c (spu_restore_stack_block): New function.
12507 (spu_expand_epilogue): Remove old comment.
12509 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12511 PR tree-optimization/30322
12512 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12513 (cand_value_at): Return the value as aff_tree.
12514 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12515 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12516 aff_combination_mult): New functions.
12517 (aff_combination_add): Use aff_combination_add_cst.
12518 (aff_combination_convert): Allow conversions to a wider type.
12519 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12520 * tree-affine.h (aff_combination_mult): Declare.
12522 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12524 * doc/tm.texi: Update documentation to reflect reality of exec
12525 and start file search behaviours. Update copyright year.
12526 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12527 header file directories.
12529 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12531 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12532 (*cosxf2): Rename to cosxf2_i387.
12533 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12534 using X87MODEF12 mode macro. Rename patterns to
12535 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12537 (*cosdf2, *cossf2): Ditto.
12538 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12539 to match extended input operands.
12540 (sincos<mode>3): New expander.
12541 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12542 insn patterns and corresponding splitters.
12544 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12546 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12547 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12549 2007-01-09 Nicolas Pitre <nico@cam.org>
12552 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12554 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12556 * target.h (struct gcc_target): New field library_rtti_comdat.
12557 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12558 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12559 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12560 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12562 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12564 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12566 2007-01-08 Richard Guenther <rguenther@suse.de>
12568 * tree.h (force_fit_type_double): Export.
12569 (force_fit_type): Remove.
12570 * fold-const.c (force_fit_type_double): New function.
12571 (force_fit_type): Remove.
12572 (int_const_binop): Use it.
12573 (fold_convert_const_int_from_int): Likewise.
12574 (fold_convert_const_int_from_real): Likewise.
12575 (fold_div_compare): Likewise.
12576 (fold_sign_changed_comparison): Likewise.
12577 (fold_unary): Likewise.
12578 (fold_negate_const): Likewise.
12579 (fold_abs_const): Likewise.
12580 (fold_not_const): Likewise.
12581 * c-common.c (shorten_compare): Use force_fit_type_double.
12582 * convert.c (convert_to_pointer): Likewise.
12584 2007-01-08 Richard Guenther <rguenther@suse.de>
12586 * tree.h (build_int_cst_wide_type): Export.
12587 * tree.c (build_int_cst_wide_type): New function.
12588 (build_int_cst_wide): Fix comment.
12589 * builtins.c (fold_builtin_object_size): Use build_int_cst
12590 to build -1 or 0 of the correct type. Use fit_double_type
12591 to check for overflow.
12592 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12594 (decode_field_reference): Likewise.
12595 (all_ones_mask_p): Likewise.
12596 (native_interpret_int): Use build_int_cst_wide_type.
12597 (fold_binary): Use build_int_cst_type to build an all-ones
12599 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12601 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12603 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12605 2007-01-09 Ben Elliston <bje@au.ibm.com>
12607 * genautomata.c (STATS_OPTION): New option.
12608 (stats_flag): New flag.
12609 (gen_automata_option): Handle it.
12610 (initiate_automaton_gen): Ditto.
12611 (write_automata): Output statistics only if stats_flag is
12612 set. Likewise, output time statistics only if time_flag is set.
12613 * doc/md.texi (Processor pipeline description): Document new flag.
12615 2007-01-08 Richard Guenther <rguenther@suse.de>
12617 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12618 * tree.c (build_int_cst_type): Likewise.
12619 (size_in_bytes): Don't call force_fit_type on the result.
12620 (int_fits_type_p): Use fit_double_type.
12621 * fold-const.c (fit_double_type): New function.
12622 (force_fit_type): Use it.
12623 * tree.h (fit_double_type): Export.
12625 2007-01-08 Jan Hubicka <jh@suse.cz>
12627 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12628 * ipa.c (function_and_variable_visibility): Fix return type.
12630 2007-01-08 Richard Guenther <rguenther@suse.de>
12632 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12633 of offset to build the index.
12634 * tree-pretty-print.c (dump_generic_node): Don't build negated
12635 const just for printing.
12636 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12637 * builtins.c (fold_builtin_int_roundingfn): Check if result
12638 fits the type by using force_fit_type and comparing the result.
12639 * predict.c (predict_loops): Use compare_tree_int for comparison.
12640 * tree.c (build_int_cst): Fall back to integer_type_node for
12642 (build_int_cst_wide): Assert type is non-null.
12644 2007-01-08 Roberto Costa <roberto.costa@st.com>
12646 * tree-vrp.c (extract_range_from_cond_expr): New.
12647 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12648 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12650 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12651 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12652 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12653 used as expressions.
12654 * tree-object-size.c (cond_expr_object_size): New.
12655 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12657 2007-01-08 Jan Hubicka <jh@suse.cz>
12659 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12660 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12663 2007-01-08 Richard Guenther <rguenther@suse.de>
12665 PR tree-optimization/23603
12666 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12667 (extract_range_from_binary): Fall back to truthvalue instead of
12668 varying for TRUTH_*_EXPR.
12669 (extract_range_from_comparison): Fall back to truthvalue instead of
12671 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12672 if all visited PHI values were constant.
12674 2007-01-08 Jan Hubicka <jh@suse.cz>
12676 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12677 (cgraph_analyze_function): break out from ...
12678 (cgraph_finalize_compilation_unit): ... here.
12679 (cgraph_expand_function): Remove forgoten commented out line.
12680 (cgraph_optimize): Analyze functions.
12682 2007-01-08 Jan Hubicka <jh@suse.cz>
12684 * tree-pas.h (TODO_remove_function): New flag.
12685 (TODO_update*): Renumber.
12686 (pass_ipa_increase_alignment,
12687 pass_ipa_function_and_variable_visibility): New passes.
12688 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12689 (cgraph_function_and_variable_visibility): Move to ipa.c
12690 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12691 cgraph_increase_alignment.
12692 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12693 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12694 calling tree-inline.
12695 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12696 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12697 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12698 (gate_increase_alignment): New function.
12699 (pass_ipa_increase_alignment): New pass.
12700 * ipa.c: Inline tree-pass.h and timevar.h
12701 (function_and_variable_visibility): Move here from cgraphunit.c
12702 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12703 * passes.c (init_optimization_passes): Add the two new passes.
12704 (execute_todo): Handle cgraph_remove_functions.
12706 2007-01-08 Nick Clifton <nickc@redhat.com>
12708 * config/frv/predicates.md (reg_or_0_operand): Accept
12711 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12713 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12714 * config.gcc: Add bfin*-rtems*.
12716 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12718 * c.opt: Add -flax-vector-conversions.
12719 * c-typeck.c (convert_for_assignment): Pass flag to
12720 vector_types_convertible_p to allow emission of note.
12721 (digest_init): Likewise.
12722 * c-opts.c: Handle -flax-vector-conversions.
12723 * c-common.c (flag_lax_vector_conversions): New.
12724 (vector_types_convertible_p): Unless -flax-vector conversions
12725 has been passed, disallow conversions between vectors with
12726 differing numbers of subparts and/or element types. If such
12727 a conversion is disallowed, possibly emit a note on the first
12728 occasion only to inform the user of -flax-vector-conversions.
12729 The new last argument specifies this.
12730 * c-common.h (flag_lax_vector_conversions): New.
12731 (vector_types_convertible_p): Add extra argument.
12732 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12733 char_type_node for V*QI type vectors.
12734 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12735 Update to satisfy new typechecking rules.
12736 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12737 C and C++ variants.
12738 * doc/invoke.texi (C Dialect Options): Document
12739 -flax-vector-conversions.
12741 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12743 PR tree-optimization/29877
12744 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12745 a register variable on the RHS to not be replaceable.
12747 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12748 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12749 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12750 const_simm15, const_pow2, const_npow2): Added.
12751 * config/score/misc.md (insv, extv, extzv, movmemsi,
12752 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12753 * config/score/score.c (score_address_cost, score_select_cc_mode):
12755 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12756 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12757 Update score_print_operand.
12758 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12759 Adjust register allocate order and update some macro define.
12760 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12761 mdx_block_move_straight, mdx_block_move_loop_head,
12762 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12763 mdx_block_move): Added.
12764 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12765 mdp_limm): Updated and fix some bug and typo.
12766 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12767 (movsf, movdf, doloop_end): Added.
12769 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12771 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12772 config/arm/thumb2.md: Fix comment typos.
12773 * doc/extend.texi: Fix a typo.
12775 2007-01-07 Eric Christopher <echristo@apple.com>
12777 * configure.ac: Check for __stack_chk_fail for darwin.
12778 * configure: Regenerate.
12780 2007-01-07 Richard Guenther <rguenther@suse.de>
12782 * tree-vrp.c (extract_range_from_assert): CSE calls to
12783 compare_values where possible.
12784 (extract_range_from_unary_expr): Likewise.
12786 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12788 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12789 * config/avr/avr.c (call_insn_operand): Delete function.
12790 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12791 instead of register number. Use predicates.
12792 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12793 call_insn_operand): Add.
12795 2007-01-06 Jan Hubicka <jh@suse.cz>
12797 * tree-pass.h (pass_build_cgraph_edges): Declare.
12798 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12799 (visited_nodes): Remove.
12800 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12801 build_cgrpah_edges; make visited_nodes local.
12802 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12803 (record_references_in_initializer): Move to cgraphbuild.c
12804 (initialize_inline_failed, rebuild_cgraph_edges,
12805 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12806 (verify_cgraph_node): Make visited_nodes local.
12807 (cgraph_analyze_function): Do not call cgraph_create_edges and
12808 initialize_inline_failed.
12809 (cgraph_expand_function): Do not call cgraph_lower_function;
12810 assert that function is already lowered.
12811 * Makefile.in (cgraphbuild.o): New.
12812 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12813 at the end of lowering passes.
12815 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12817 * ifcvt.c (cond_move_convert_if_block): New function, code
12818 factored out from...
12819 (cond_move_process_if_block): ...here. Call the new function
12820 on the THEN and ELSE blocks.
12821 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12822 already takes care of this.
12824 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12827 * tree.h (TREE_OVERFLOW_P): New.
12828 * c-typeck.c (parser_build_unary_op): Warn only if result
12829 overflowed and operands did not.
12830 (parser_build_binary_op): Likewise.
12831 (convert_for_assignment): Remove redundant overflow_warning.
12832 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12834 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12836 * c-typeck.c (store_init_value): Split over two lines to follow
12837 the GNU coding style.
12839 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12841 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12842 __GXX_EXPERIMENTAL_CXX0X__.
12843 * doc/cpp.texi: Same.
12845 2007-01-05 Richard Guenther <rguenther@suse.de>
12847 PR middle-end/27826
12848 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12849 with mismatched types. Instead explicitly build a
12850 conversion NOP_EXPR.
12852 2007-01-05 Ian Lance Taylor <iant@google.com>
12854 * c-common.c (decl_with_nonnull_addr_p): New function.
12855 (c_common_truthvalue_conversion): Call it.
12856 * c-typeck.c (build_binary_op): Likewise.
12857 * c-common.h (decl_with_nonnull_addr_p): Declare.
12859 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12862 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12865 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12867 * doc/install.texi (Final install): Document the fact that
12868 the GNAT runtime should not be stripped.
12870 2007-01-04 Jan Hubicka <jh@suse.cz>
12872 * tree-inline.c (fold_marked_statements): Update operand caches
12873 and EH after folding
12875 2007-01-04 Ian Lance Taylor <iant@google.com>
12877 * c-common.c (check_function_nonnull): Whitespace fix.
12879 2007-01-04 Jan Hubicka <jh@suse.cz>
12881 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12882 comitted older version of patch.
12883 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12884 function, celanup cfg and collect garbage.
12886 2007-01-04 Mike Stump <mrs@apple.com>
12888 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12891 2007-01-04 Eric Christopher <echristo@apple.com>
12893 * libgcc2.c (__bswapsi2): Use SItype.
12894 (__bswapdi2): Use DItype.
12895 * libgcc2.h: Update for above.
12897 2007-01-04 Paul Brook <paul@codesourcery.com>
12899 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12900 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12901 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12902 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12903 umulsi3_highpart): Make conditional on !arm_arch6.
12904 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12905 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12906 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12907 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12908 umulsi3_highpart_v6): New insns.
12910 2007-01-04 Roger Sayle <roger@eyesopen.com>
12912 * fold-const.c (fold_convert): When casting an expression to void,
12913 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12914 have a type. Instead of attempting to build a NOP_EXPR, return
12915 these "special" trees directly.
12917 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12919 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12920 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12921 rs6000_cost->fp not 0 as adjustment for outer NEG.
12923 2007-01-04 Jan Hubicka <jh@suse.cz>
12925 * cgraph.c (cgraph_release_function_body): New function.
12926 (cgraph_remove_node): Use it.
12927 * cgraph.h (cgraph_release_function_body): Declare.
12928 * cgraphunit.c (cgraph_expand_function): Use it.
12929 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12930 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12931 is initialized and while compilation of other function is running.
12932 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12933 statement CFG annotations from here to ...
12934 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12936 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12938 * cfgloop.h (enum li_flags): Make the constants powers of two.
12940 2007-01-04 Jan Hubicka <jh@suse.cz>
12942 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12944 (fold_marked_statements): New function.
12945 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12946 * tree-inline.h (copy_body_data): Add statements_to_fold.
12948 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12950 * config.gcc: Mention libgcc/config.host.
12951 * Makefile.in: Update comments mentioning libgcc.
12952 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12953 (all.cross, start.encap, rest.encap, rest.cross): Update
12954 dependencies for libgcc move.
12955 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12956 (clean-target, clean-target-libgcc): Delete.
12957 (srcdirify, GCC_EXTRA_PARTS): New macros.
12958 (libgcc-support, libgcc.mvars): New rules.
12959 (distclean): Remove mention of mklibgcc.
12960 (install): Don't reference INSTALL_LIBGCC.
12961 (install-common): Don't reference EXTRA_PARTS.
12962 (install-libgcc, install-multilib): Delete rules.
12963 * mklibgcc.in: Delete file.
12964 * doc/configfiles.texi: Don't mention mklibgcc.
12966 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12967 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12968 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12969 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12970 (mklibgcc, ldblspecs): Likewise.
12972 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12973 (posixpre.def): Use $(T).
12974 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12975 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12976 (SHLIB_LINK): Make dummy.
12977 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12979 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12981 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12982 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12983 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12984 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12986 * configure.ac (all_outputs): Remove mklibgcc.
12987 * configure: Regenerated.
12989 2007-01-03 Josh Conner <jconner@apple.com>
12991 PR middle-end/29683
12992 * calls.c (compute_argument_addresses): Set stack and stack_slot
12993 for partial args, too.
12994 (store_one_arg): Use locate.size.constant for the size when
12995 generating a save_area.
12997 2007-01-03 Robert Kennedy <jimbob@google.com>
12999 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13000 whose definitions are deleted due to basic block merging.
13002 2007-01-03 Paul Brook <paul@codesourcery.com>
13005 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13007 (use_return_insn): Return 0 for Thumb interrupt functions.
13008 (print_multi_reg): Add rfe argument for IRQ returns.
13009 (arm_output_epilogue): Pop interrupt return address directly into PC.
13010 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13012 2007-01-03 Paul Brook <paul@codesourcery.com>
13014 Merge from sourcerygxx-4_1.
13015 * config/arm/thumb2.md: New file.
13016 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13018 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13019 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13020 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13021 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13023 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13024 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13026 * config/arm/ieee754-sf.S: Ditto.
13027 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13028 (thumb1_base_register_rtx_p): ... to this.
13029 (thumb_index_register_rtx_p): Rename...
13030 (thumb1_index_register_rtx_p): ... to this.
13031 (thumb_output_function_prologue): Rename...
13032 (thumb1_output_function_prologue): ... to this.
13033 (thumb_legitimate_address_p): Rename...
13034 (thumb1_legitimate_address_p): ... to this.
13035 (thumb_rtx_costs): Rename...
13036 (thumb1_rtx_costs): ... to this.
13037 (thumb_compute_save_reg_mask): Rename...
13038 (thumb1_compute_save_reg_mask): ... to this.
13039 (thumb_final_prescan_insn): Rename...
13040 (thumb1_final_prescan_insn): ... to this.
13041 (thumb_expand_epilogue): Rename...
13042 (thumb1_expand_epilogue): ... to this.
13043 (arm_unwind_emit_stm): Rename...
13044 (arm_unwind_emit_sequence): ... to this.
13045 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13046 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13047 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13048 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13049 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13050 thumb2_output_casesi): New functions.
13051 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13052 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13053 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13054 THUMB2_WORK_REGS): Define.
13055 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13056 arm_condexec_mask, arm_condexec_masklen)): New variables.
13057 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13058 (arm_override_options): Check new CPU capabilities.
13059 Set new architecture flag variables.
13060 (arm_isr_value): Handle v7m interrupt functions.
13061 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13063 (const_ok_for_arm): Handle Thumb-2 constants.
13064 (arm_gen_constant): Ditto. Use movw when available.
13065 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13067 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13068 (thumb_find_work_register, arm_load_pic_register,
13069 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13070 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13071 print_multi_reg, output_mov_long_double_fpa_from_arm,
13072 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13073 output_mov_double_fpa_from_arm, output_move_double,
13074 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13075 output_return_instruction, arm_output_function_prologue,
13076 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13077 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13078 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13079 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13080 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13081 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13083 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13084 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13085 (arm_file_start): Output directive for unified syntax.
13086 (arm_unwind_emit_set): Handle stack alignment instruction.
13087 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13088 Add v6t2, v7, v7a, v7r and v7m.
13089 (RETLDM): Add Thumb-2 code.
13090 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13091 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13092 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13093 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13094 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13095 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13096 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13097 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13098 ADJUST_INSN_LENGTH): Define.
13099 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13100 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13101 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13102 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13103 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13104 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13105 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13106 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13107 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13108 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13109 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13110 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13111 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13112 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13113 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13114 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13115 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13117 * config/arm/arm-tune.md: Regenerate.
13118 * config/arm/arm-protos.h: Update prototypes.
13119 * config/arm/vfp.md: Enable patterns for Thumb-2.
13120 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13121 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13122 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13123 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13124 * config/arm/libunwind.S: Add Thumb-2 code.
13125 * config/arm/constraints.md: Update include Thumb-2.
13126 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13127 * config/arm/ieee754-df.S: Ditto.
13128 * config/arm/bpabi.S: Ditto.
13129 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13130 * config/arm/predicates.md (low_register_operand,
13131 low_reg_or_int_operand, thumb_16bit_operator): New.
13132 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13133 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13134 * config/arm/t-arm-elf: Add armv7 multilib.
13135 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13137 (UNSPEC_STACK_ALIGN, ce_count): New.
13138 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13139 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13141 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13142 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13143 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13144 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13145 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13146 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13148 * doc/extend.texi: Document ARMv7-M interrupt functions.
13149 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13151 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13153 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13154 (struct _Unwind_Context): Rename args_size to flags, remove
13155 signal_frame field, add a new args_size field and version field.
13156 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13157 _Unwind_IsExtendedContext): New inline functions.
13158 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13159 Assume by_value array is only present if _Unwind_IsExtendedContext.
13160 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13161 _Unwind_IsSignalFrame.
13162 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13163 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13164 (uw_init_context_1): Initialize context->flags to
13165 EXTENDED_CONTEXT_BIT.
13166 * config/rs6000/linux-unwind.h (frob_update_context): Use
13167 _Unwind_SetSignalFrame.
13169 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13171 PR middle-end/30353
13172 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13173 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13176 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13178 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13179 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13180 RET, AT_SP): Remove.
13181 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13184 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13185 * cfgbuild.c (find_basic_blocks): Likewise.
13186 * cfgrtl.c (rtl_create_basic_block): Likewise.
13187 * function.c (temp_slots_at_level): Likewise.
13188 * reg-stack.c (stack_regs_mentioned): Likewise.
13189 * regclass.c (allocate_reg_info): Likewise.
13190 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13191 set_bb_for_stmt, move_block_to_fn): Likewise.
13192 * tree-complex.c (tree_lower_complex): Likewise.
13193 * vec.h (VEC_safe_grow_cleared): New.
13195 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13197 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13199 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13200 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13202 * cfgloopmanip.c (scale_loop_frequencies): Export.
13203 (loopify): Scale the frequencies by prescribed coefficients.
13204 (set_zero_probability): New function.
13205 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13206 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13207 and frequencies according to arguments.
13208 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13210 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13211 * modulo-sched.c (sms_schedule): Set probabilities for entering
13212 versioned loop correctly.
13213 * tree-vect-transform.c (vect_transform_loop): Ditto.
13214 * cfgloop.h (loopify, loop_version): Declaration changed.
13215 (scale_loop_frequencies): Declared.
13217 2007-01-02 Jan Hubicka <jh@suse.cz>
13219 * cgraph.c: Include tree-flow.h
13220 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13221 early_local_passes.
13222 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13223 * tree-pass.h (pass_all_early_optimizations): Declare.
13224 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13225 early_local_passes.
13226 (cgraph_analyze_function): Do early_local_passes.
13227 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13228 Do not add referenced vars.
13229 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13231 (gate_all_early_local_passes): New gate.
13232 (pass_early_local_passes): Use new gate.
13233 (execute_early_local_optimizations): New functions.
13234 (gate_all_early_optimizations): New gate.
13235 (pass_all_early_optimizations): New pass.
13236 (execute_free_datastructures): Free SSA only when initialized.
13237 (gate_init_datastructures): Init only when optimizing.
13238 (tree_lowering_passes): Do early local passes when called late.
13239 * tree-profile.c (do_tree_profiling): Don't profile functions added
13241 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13242 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13244 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13245 during early_local_passes.
13246 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13249 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13251 * Makefile.in: Update copyright year.
13253 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13255 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13256 in $(lang_checks) and check-consistency targets.
13258 2007-01-02 Jan Hubicka <jh@suse.cz>
13260 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13261 Do not add referenced vars.
13262 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13264 * passes.c (init_optimization_passes): Put mudflap_2 after
13265 free_datastructures.
13267 2007-01-02 Jan Hubicka <jh@suse.cz>
13269 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13270 Set NOTHROW flag on call statements proved to be nothrow.
13271 Update statement of local calls so new pure/const functions are
13272 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13274 (tree_rest_of_compilation): Register hooks and initialize bitmap
13275 early. Do not set after_inlining flag.
13277 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13279 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13280 HOST_BITS_PER_LONGLONG
13282 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13285 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13286 warning for non-static initializers.
13288 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13290 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13291 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13292 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13293 Always use set_unique_reg_note to add REG_EQUAL notes.
13295 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13298 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13300 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13301 * cfgbuild.c (find_basic_blocks): Likewise.
13302 * cfgrtl.c (rtl_create_basic_block): Likewise.
13303 * function.c (temp_slots_at_level): Likewise.
13304 * reg-stack.c (stack_regs_mentioned): Likewise.
13305 * regclass.c (allocate_reg_info): Likewise.
13306 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13307 set_bb_for_stmt, move_block_to_fn): Likewise.
13308 * tree-complex.c (tree_lower_complex): Likewise.
13309 * vec.h (VEC_safe_grow_cleared): New.
13311 2007-01-02 Ian Lance Taylor <iant@google.com>
13313 * c-common.c (c_common_truthvalue_conversion): When warning about
13314 using an assignment as a truth value, set TREE_NO_WARNING.
13316 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13319 * c.opt (Wold-style-declaration): New.
13320 * doc/invoke.texi (C-only Warning Options): New.
13321 (Wold-style-declaration): Document it.
13322 (Wextra): Enabled by -Wextra.
13323 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13324 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13325 -Wold-style-declaration.
13327 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13329 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13330 * cfgbuild.c (find_basic_blocks): Likewise.
13331 * cfgrtl.c (rtl_create_basic_block): Likewise.
13332 * function.c (temp_slots_at_level): Likewise.
13333 * reg-stack.c (stack_regs_mentioned): Likewise.
13334 * regclass.c (allocate_reg_info): Likewise.
13335 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13336 set_bb_for_stmt, move_block_to_fn): Likewise.
13337 * tree-complex.c (tree_lower_complex): Likewise.
13338 * vec.h (VEC_safe_grow_cleared): New.
13340 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13342 * c-common.c (c_common_nodes_and_builtins): Since variants of
13343 void_type_node get built before it is given a name, we need to
13344 give those variants the name, too.
13345 (complete_array_type): We need to work with the canonical main
13346 type of the array, from which we will build the qualified version.
13347 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13348 * print-tree.c (print_node): Display canonical type information
13350 * stor-layout.c (layout_type): When we don't know the
13351 alignment of a type for which we're building an array, we end up
13352 guessing wrong, so make the type require structural equality.
13353 * tree.c (make_node_stat): When we build a new type, it is its
13354 own canonical type.
13355 (build_type_attribute_qual_variant): When building an attribute
13356 variant, its canonical type is the non-attribute variant. However,
13357 if the attributes are target-dependent and they differ, we need to
13358 use structural equality checks for this type.
13359 (build_qualified_type): A qualified type is not equivalent to its
13360 unqualified variant; set the canonical type appropriately.
13361 (build_distinct_type_copy): When building a distinct type from
13362 another type, the new type is its own canonical type.
13363 (build_variant_type_copy): When building a new type variant, we
13364 assume that it is equivalent to the original type.
13365 (build_pointer_type_for_mode): When building a pointer type, also
13366 build a canonical type pointer.
13367 (build_reference_type_for_mode): When building a reference type,
13368 also build a canonical type reference.
13369 (build_index_type): When we can't hash an index type (e.g.,
13370 because its maximum value is negative), the index type requires
13371 structural equality tests.
13372 (build_array_type): Build the canonical form of an array type.
13373 (build_function_type): Function types require structural equality,
13374 because they contain default arguments, attributes, etc.
13375 (build_method_type_directly): Ditto for method types.
13376 (build_offset_type): Build the canonical offset type.
13377 (build_complex_type): Build the canonical vector type.
13378 (make_vector_type): Build the canonical vector type.
13379 * tree.h (TYPE_CANONICAL): New.
13380 (TYPE_STRUCTURAL_EQUALITY_P): New.
13381 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13382 (struct tree_type): Added "canonical" field.
13383 * params.h (VERIFY_CANONICAL_TYPES): New.
13384 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13385 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13386 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13387 * doc/invoke.texi (verify-canonical-types): Document --param
13388 parameter for verifying canonical types.
13390 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13392 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13393 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13394 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13395 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13397 * config/rs6000/e500.h: New.
13398 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13399 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13401 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13402 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13403 TARGET_E500_DOUBLE): Remove.
13404 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13405 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13406 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13407 * config/rs6000/rs6000.c (rs6000_override_options): Use
13408 CHECK_E500_OPTIONS.
13410 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13412 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13413 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13414 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13415 rs6000_emit_cmove): Don't check TARGET_E500.
13416 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13417 sordered): Don't check TARGET_E500.
13419 2007-01-01 Eric Christopher <echristo@apple.com>
13421 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13422 HARD_REGISTER_NUM_P.
13424 2007-01-01 Roger Sayle <roger@eyesopen.com>
13426 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13427 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13428 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13431 2007-01-01 Mike Stump <mrs@apple.com>
13433 * configure.ac: Remove support for building with Apple's gcc-3.1.
13435 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13437 PR middle-end/30311
13438 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13439 REG is a hard register. Do not modify REG before calling
13441 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13442 multiple of the size of YMODE for certain lowpart cases.
13444 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13446 PR middle-end/30253
13447 * gimplify (voidify_wrapper_expr): Update for
13448 GIMPLE_MODIFY_STMT.
13450 2007-01-01 Andreas Schwab <schwab@suse.de>
13453 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13454 save of BR0 in extra_spill_size instead of spill_size.
13455 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13457 (ia64_expand_epilogue): Restore BR0 from its new location.
13459 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13461 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13462 Use a temporary variable if the left hand side is not a gimple
13465 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13467 * gimplify.c (gimplify_return_expr): Make the temporary variable
13468 for the return expression, a gimple register variable.
13470 2007-01-01 Jan Hubicka <jh@suse.cz>
13472 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13475 2007-01-01 Mike Stump <mrs@apple.com>
13477 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13479 * config/darwin.c (machopic_select_rtx_section): Use
13480 HAVE_GAS_LITERAL16.
13481 (darwin_mergeable_constant_section): Likewise.
13482 * configure: Regenerate.
13483 * config.in: Regenerate.
13485 2007-01-01 Jan Hubicka <jh@suse.cz>
13486 Andrew Pinski <pinskia@gmail.com>
13488 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13489 before starting IPA passes.